Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev

* 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev: (79 commits)
  ata-acpi: don't call _GTF for disabled drive
  sata_mv add temporary 3 second init delay for SiliconImage PMs
  sata_mv remove redundant edma init code
  sata_mv add basic port multiplier support
  sata_mv fix SOC flags, enable NCQ on SOC
  sata_mv disable hotplug for now
  sata_mv cosmetics
  sata_mv hardreset rework
  [libata] improve Kconfig help text for new PMP, SFF options
  libata: make EH fail gracefully if no reset method is available
  libata: Be a bit more slack about early devices
  libata: cable logic
  libata: move link onlineness check out of softreset methods
  libata: kill dead code paths in reset path
  pata_scc: fix build breakage
  libata: make PMP support optional
  libata: implement PMP helpers
  libata: separate PMP support code from core code
  libata: make SFF support optional
  libata: don't use ap->ioaddr in non-SFF drivers
  ...

drivers/ata/Kconfig

@@ -28,7 +28,7 @@ config ATA_NONSTANDARD
        default n
 
 config ATA_ACPI
-	bool
+	bool "ATA ACPI Support"
 	depends on ACPI && PCI
 	select ACPI_DOCK
 	default y
@@ -41,6 +41,13 @@ config ATA_ACPI
 	  You can disable this at kernel boot time by using the
 	  option libata.noacpi=1
 
+config SATA_PMP
+	bool "SATA Port Multiplier support"
+	default y
+	help
+	  This option adds support for SATA Port Multipliers
+	  (the SATA version of an ethernet hub, or SAS expander).
+
 config SATA_AHCI
 	tristate "AHCI SATA support"
 	depends on PCI
@@ -49,6 +56,43 @@ config SATA_AHCI
 
 	  If unsure, say N.
 
+config SATA_SIL24
+	tristate "Silicon Image 3124/3132 SATA support"
+	depends on PCI
+	help
+	  This option enables support for Silicon Image 3124/3132 Serial ATA.
+
+	  If unsure, say N.
+
+config SATA_FSL
+	tristate "Freescale 3.0Gbps SATA support"
+	depends on FSL_SOC
+	help
+	  This option enables support for Freescale 3.0Gbps SATA controller.
+	  It can be found on MPC837x and MPC8315.
+
+	  If unsure, say N.
+
+config ATA_SFF
+	bool "ATA SFF support"
+	default y
+	help
+	  This option adds support for ATA controllers with SFF
+	  compliant or similar programming interface.
+
+	  SFF is the legacy IDE interface that has been around since
+	  the dawn of time.  Almost all PATA controllers have an
+	  SFF interface.  Many SATA controllers have an SFF interface
+	  when configured into a legacy compatibility mode.
+
+	  For users with exclusively modern controllers like AHCI,
+	  Silicon Image 3124, or Marvell 6440, you may choose to
+	  disable this uneeded SFF support.
+
+	  If unsure, say Y.
+
+if ATA_SFF
+
 config SATA_SVW
 	tristate "ServerWorks Frodo / Apple K2 SATA support"
 	depends on PCI
@@ -125,14 +169,6 @@ config SATA_SIL
 
 	  If unsure, say N.
 
-config SATA_SIL24
-	tristate "Silicon Image 3124/3132 SATA support"
-	depends on PCI
-	help
-	  This option enables support for Silicon Image 3124/3132 Serial ATA.
-
-	  If unsure, say N.
-
 config SATA_SIS
 	tristate "SiS 964/965/966/180 SATA support"
 	depends on PCI
@@ -183,15 +219,6 @@ config PATA_ACPI
 	  firmware in the BIOS. This driver can sometimes handle
 	  otherwise unsupported hardware.
 
-config SATA_FSL
-	tristate "Freescale 3.0Gbps SATA support"
-	depends on FSL_SOC
-	help
-	  This option enables support for Freescale 3.0Gbps SATA controller.
-	  It can be found on MPC837x and MPC8315.
-
-	  If unsure, say N.
-
 config PATA_ALI
 	tristate "ALi PATA support (Experimental)"
 	depends on PCI && EXPERIMENTAL
@@ -679,4 +706,5 @@ config PATA_BF54X
 
 	  If unsure, say N.
 
+endif # ATA_SFF
 endif # ATA

drivers/ata/Makefile

@@ -78,6 +78,7 @@ obj-$(CONFIG_ATA_GENERIC)	+= ata_generic.o
 # Should be last libata driver
 obj-$(CONFIG_PATA_LEGACY)	+= pata_legacy.o
 
-libata-objs	:= libata-core.o libata-scsi.o libata-sff.o libata-eh.o \
-		   libata-pmp.o
+libata-objs	:= libata-core.o libata-scsi.o libata-eh.o
+libata-$(CONFIG_ATA_SFF)	+= libata-sff.o
+libata-$(CONFIG_SATA_PMP)	+= libata-pmp.o
 libata-$(CONFIG_ATA_ACPI)	+= libata-acpi.o

drivers/ata/ahci.c

@@ -62,7 +62,6 @@ enum {
 	AHCI_MAX_PORTS		= 32,
 	AHCI_MAX_SG		= 168, /* hardware max is 64K */
 	AHCI_DMA_BOUNDARY	= 0xffffffff,
-	AHCI_USE_CLUSTERING	= 1,
 	AHCI_MAX_CMDS		= 32,
 	AHCI_CMD_SZ		= 32,
 	AHCI_CMD_SLOT_SZ	= AHCI_MAX_CMDS * AHCI_CMD_SZ,
@@ -198,7 +197,6 @@ enum {
 					  ATA_FLAG_MMIO | ATA_FLAG_PIO_DMA |
 					  ATA_FLAG_ACPI_SATA | ATA_FLAG_AN |
 					  ATA_FLAG_IPM,
-	AHCI_LFLAG_COMMON		= ATA_LFLAG_SKIP_D2H_BSY,
 
 	ICH_MAP				= 0x90, /* ICH MAP register */
 };
@@ -245,19 +243,24 @@ static int ahci_scr_read(struct ata_port *ap, unsigned int sc_reg, u32 *val);
 static int ahci_scr_write(struct ata_port *ap, unsigned int sc_reg, u32 val);
 static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent);
 static unsigned int ahci_qc_issue(struct ata_queued_cmd *qc);
-static void ahci_irq_clear(struct ata_port *ap);
+static bool ahci_qc_fill_rtf(struct ata_queued_cmd *qc);
 static int ahci_port_start(struct ata_port *ap);
 static void ahci_port_stop(struct ata_port *ap);
-static void ahci_tf_read(struct ata_port *ap, struct ata_taskfile *tf);
 static void ahci_qc_prep(struct ata_queued_cmd *qc);
-static u8 ahci_check_status(struct ata_port *ap);
 static void ahci_freeze(struct ata_port *ap);
 static void ahci_thaw(struct ata_port *ap);
 static void ahci_pmp_attach(struct ata_port *ap);
 static void ahci_pmp_detach(struct ata_port *ap);
+static int ahci_softreset(struct ata_link *link, unsigned int *class,
+			  unsigned long deadline);
+static int ahci_hardreset(struct ata_link *link, unsigned int *class,
+			  unsigned long deadline);
+static int ahci_vt8251_hardreset(struct ata_link *link, unsigned int *class,
+				 unsigned long deadline);
+static int ahci_p5wdh_hardreset(struct ata_link *link, unsigned int *class,
+				unsigned long deadline);
+static void ahci_postreset(struct ata_link *link, unsigned int *class);
 static void ahci_error_handler(struct ata_port *ap);
-static void ahci_vt8251_error_handler(struct ata_port *ap);
-static void ahci_p5wdh_error_handler(struct ata_port *ap);
 static void ahci_post_internal_cmd(struct ata_queued_cmd *qc);
 static int ahci_port_resume(struct ata_port *ap);
 static void ahci_dev_config(struct ata_device *dev);
@@ -276,129 +279,54 @@ static struct class_device_attribute *ahci_shost_attrs[] = {
 };
 
 static struct scsi_host_template ahci_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.change_queue_depth	= ata_scsi_change_queue_depth,
+	ATA_NCQ_SHT(DRV_NAME),
 	.can_queue		= AHCI_MAX_CMDS - 1,
-	.this_id		= ATA_SHT_THIS_ID,
 	.sg_tablesize		= AHCI_MAX_SG,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= AHCI_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
 	.dma_boundary		= AHCI_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
 	.shost_attrs		= ahci_shost_attrs,
 };
 
-static const struct ata_port_operations ahci_ops = {
-	.check_status		= ahci_check_status,
-	.check_altstatus	= ahci_check_status,
-	.dev_select		= ata_noop_dev_select,
-
-	.dev_config		= ahci_dev_config,
-
-	.tf_read		= ahci_tf_read,
+static struct ata_port_operations ahci_ops = {
+	.inherits		= &sata_pmp_port_ops,
 
 	.qc_defer		= sata_pmp_qc_defer_cmd_switch,
 	.qc_prep		= ahci_qc_prep,
 	.qc_issue		= ahci_qc_issue,
-
-	.irq_clear		= ahci_irq_clear,
-
-	.scr_read		= ahci_scr_read,
-	.scr_write		= ahci_scr_write,
+	.qc_fill_rtf		= ahci_qc_fill_rtf,
 
 	.freeze			= ahci_freeze,
 	.thaw			= ahci_thaw,
-
+	.softreset		= ahci_softreset,
+	.hardreset		= ahci_hardreset,
+	.postreset		= ahci_postreset,
+	.pmp_softreset		= ahci_softreset,
 	.error_handler		= ahci_error_handler,
 	.post_internal_cmd	= ahci_post_internal_cmd,
-
-	.pmp_attach		= ahci_pmp_attach,
-	.pmp_detach		= ahci_pmp_detach,
-
-#ifdef CONFIG_PM
-	.port_suspend		= ahci_port_suspend,
-	.port_resume		= ahci_port_resume,
-#endif
-	.enable_pm		= ahci_enable_alpm,
-	.disable_pm		= ahci_disable_alpm,
-
-	.port_start		= ahci_port_start,
-	.port_stop		= ahci_port_stop,
-};
-
-static const struct ata_port_operations ahci_vt8251_ops = {
-	.check_status		= ahci_check_status,
-	.check_altstatus	= ahci_check_status,
-	.dev_select		= ata_noop_dev_select,
-
-	.tf_read		= ahci_tf_read,
-
-	.qc_defer		= sata_pmp_qc_defer_cmd_switch,
-	.qc_prep		= ahci_qc_prep,
-	.qc_issue		= ahci_qc_issue,
-
-	.irq_clear		= ahci_irq_clear,
+	.dev_config		= ahci_dev_config,
 
 	.scr_read		= ahci_scr_read,
 	.scr_write		= ahci_scr_write,
-
-	.freeze			= ahci_freeze,
-	.thaw			= ahci_thaw,
-
-	.error_handler		= ahci_vt8251_error_handler,
-	.post_internal_cmd	= ahci_post_internal_cmd,
-
 	.pmp_attach		= ahci_pmp_attach,
 	.pmp_detach		= ahci_pmp_detach,
 
+	.enable_pm		= ahci_enable_alpm,
+	.disable_pm		= ahci_disable_alpm,
 #ifdef CONFIG_PM
 	.port_suspend		= ahci_port_suspend,
 	.port_resume		= ahci_port_resume,
 #endif
-
 	.port_start		= ahci_port_start,
 	.port_stop		= ahci_port_stop,
 };
 
-static const struct ata_port_operations ahci_p5wdh_ops = {
-	.check_status		= ahci_check_status,
-	.check_altstatus	= ahci_check_status,
-	.dev_select		= ata_noop_dev_select,
-
-	.tf_read		= ahci_tf_read,
-
-	.qc_defer		= sata_pmp_qc_defer_cmd_switch,
-	.qc_prep		= ahci_qc_prep,
-	.qc_issue		= ahci_qc_issue,
-
-	.irq_clear		= ahci_irq_clear,
-
-	.scr_read		= ahci_scr_read,
-	.scr_write		= ahci_scr_write,
-
-	.freeze			= ahci_freeze,
-	.thaw			= ahci_thaw,
-
-	.error_handler		= ahci_p5wdh_error_handler,
-	.post_internal_cmd	= ahci_post_internal_cmd,
-
-	.pmp_attach		= ahci_pmp_attach,
-	.pmp_detach		= ahci_pmp_detach,
-
-#ifdef CONFIG_PM
-	.port_suspend		= ahci_port_suspend,
-	.port_resume		= ahci_port_resume,
-#endif
+static struct ata_port_operations ahci_vt8251_ops = {
+	.inherits		= &ahci_ops,
+	.hardreset		= ahci_vt8251_hardreset,
+};
 
-	.port_start		= ahci_port_start,
-	.port_stop		= ahci_port_stop,
+static struct ata_port_operations ahci_p5wdh_ops = {
+	.inherits		= &ahci_ops,
+	.hardreset		= ahci_p5wdh_hardreset,
 };
 
 #define AHCI_HFLAGS(flags)	.private_data	= (void *)(flags)
@@ -407,7 +335,6 @@ static const struct ata_port_info ahci_port_info[] = {
 	/* board_ahci */
 	{
 		.flags		= AHCI_FLAG_COMMON,
-		.link_flags	= AHCI_LFLAG_COMMON,
 		.pio_mask	= 0x1f, /* pio0-4 */
 		.udma_mask	= ATA_UDMA6,
 		.port_ops	= &ahci_ops,
@@ -416,7 +343,6 @@ static const struct ata_port_info ahci_port_info[] = {
 	{
 		AHCI_HFLAGS	(AHCI_HFLAG_NO_NCQ | AHCI_HFLAG_NO_PMP),
 		.flags		= AHCI_FLAG_COMMON,
-		.link_flags	= AHCI_LFLAG_COMMON | ATA_LFLAG_HRST_TO_RESUME,
 		.pio_mask	= 0x1f, /* pio0-4 */
 		.udma_mask	= ATA_UDMA6,
 		.port_ops	= &ahci_vt8251_ops,
@@ -425,7 +351,6 @@ static const struct ata_port_info ahci_port_info[] = {
 	{
 		AHCI_HFLAGS	(AHCI_HFLAG_IGN_IRQ_IF_ERR),
 		.flags		= AHCI_FLAG_COMMON,
-		.link_flags	= AHCI_LFLAG_COMMON,
 		.pio_mask	= 0x1f, /* pio0-4 */
 		.udma_mask	= ATA_UDMA6,
 		.port_ops	= &ahci_ops,
@@ -436,7 +361,6 @@ static const struct ata_port_info ahci_port_info[] = {
 				 AHCI_HFLAG_32BIT_ONLY |
 				 AHCI_HFLAG_SECT255 | AHCI_HFLAG_NO_PMP),
 		.flags		= AHCI_FLAG_COMMON,
-		.link_flags	= AHCI_LFLAG_COMMON,
 		.pio_mask	= 0x1f, /* pio0-4 */
 		.udma_mask	= ATA_UDMA6,
 		.port_ops	= &ahci_ops,
@@ -447,7 +371,6 @@ static const struct ata_port_info ahci_port_info[] = {
 				 AHCI_HFLAG_MV_PATA),
 		.flags		= ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
 				  ATA_FLAG_MMIO | ATA_FLAG_PIO_DMA,
-		.link_flags	= AHCI_LFLAG_COMMON,
 		.pio_mask	= 0x1f, /* pio0-4 */
 		.udma_mask	= ATA_UDMA6,
 		.port_ops	= &ahci_ops,
@@ -457,7 +380,6 @@ static const struct ata_port_info ahci_port_info[] = {
 		AHCI_HFLAGS	(AHCI_HFLAG_IGN_SERR_INTERNAL |
 				 AHCI_HFLAG_NO_PMP),
 		.flags		= AHCI_FLAG_COMMON,
-		.link_flags	= AHCI_LFLAG_COMMON,
 		.pio_mask	= 0x1f, /* pio0-4 */
 		.udma_mask	= ATA_UDMA6,
 		.port_ops	= &ahci_ops,
@@ -1255,13 +1177,14 @@ static void ahci_fill_cmd_slot(struct ahci_port_priv *pp, unsigned int tag,
 
 static int ahci_kick_engine(struct ata_port *ap, int force_restart)
 {
-	void __iomem *port_mmio = ap->ioaddr.cmd_addr;
+	void __iomem *port_mmio = ahci_port_base(ap);
 	struct ahci_host_priv *hpriv = ap->host->private_data;
+	u8 status = readl(port_mmio + PORT_TFDATA) & 0xFF;
 	u32 tmp;
 	int busy, rc;
 
 	/* do we need to kick the port? */
-	busy = ahci_check_status(ap) & (ATA_BUSY | ATA_DRQ);
+	busy = status & (ATA_BUSY | ATA_DRQ);
 	if (!busy && !force_restart)
 		return 0;
 
@@ -1328,10 +1251,21 @@ static int ahci_exec_polled_cmd(struct ata_port *ap, int pmp,
 	return 0;
 }
 
-static int ahci_do_softreset(struct ata_link *link, unsigned int *class,
-			     int pmp, unsigned long deadline)
+static int ahci_check_ready(struct ata_link *link)
+{
+	void __iomem *port_mmio = ahci_port_base(link->ap);
+	u8 status = readl(port_mmio + PORT_TFDATA) & 0xFF;
+
+	if (!(status & ATA_BUSY))
+		return 1;
+	return 0;
+}
+
+static int ahci_softreset(struct ata_link *link, unsigned int *class,
+			  unsigned long deadline)
 {
 	struct ata_port *ap = link->ap;
+	int pmp = sata_srst_pmp(link);
 	const char *reason = NULL;
 	unsigned long now, msecs;
 	struct ata_taskfile tf;
@@ -1339,12 +1273,6 @@ static int ahci_do_softreset(struct ata_link *link, unsigned int *class,
 
 	DPRINTK("ENTER\n");
 
-	if (ata_link_offline(link)) {
-		DPRINTK("PHY reports no device\n");
-		*class = ATA_DEV_NONE;
-		return 0;
-	}
-
 	/* prepare for SRST (AHCI-1.1 10.4.1) */
 	rc = ahci_kick_engine(ap, 1);
 	if (rc && rc != -EOPNOTSUPP)
@@ -1374,10 +1302,8 @@ static int ahci_do_softreset(struct ata_link *link, unsigned int *class,
 	tf.ctl &= ~ATA_SRST;
 	ahci_exec_polled_cmd(ap, pmp, &tf, 0, 0, 0);
 
-	/* wait a while before checking status */
-	ata_wait_after_reset(ap, deadline);
-
-	rc = ata_wait_ready(ap, deadline);
+	/* wait for link to become ready */
+	rc = ata_wait_after_reset(link, deadline, ahci_check_ready);
 	/* link occupied, -ENODEV too is an error */
 	if (rc) {
 		reason = "device not ready";
@@ -1393,24 +1319,15 @@ static int ahci_do_softreset(struct ata_link *link, unsigned int *class,
 	return rc;
 }
 
-static int ahci_softreset(struct ata_link *link, unsigned int *class,
-			  unsigned long deadline)
-{
-	int pmp = 0;
-
-	if (link->ap->flags & ATA_FLAG_PMP)
-		pmp = SATA_PMP_CTRL_PORT;
-
-	return ahci_do_softreset(link, class, pmp, deadline);
-}
-
 static int ahci_hardreset(struct ata_link *link, unsigned int *class,
 			  unsigned long deadline)
 {
+	const unsigned long *timing = sata_ehc_deb_timing(&link->eh_context);
 	struct ata_port *ap = link->ap;
 	struct ahci_port_priv *pp = ap->private_data;
 	u8 *d2h_fis = pp->rx_fis + RX_FIS_D2H_REG;
 	struct ata_taskfile tf;
+	bool online;
 	int rc;
 
 	DPRINTK("ENTER\n");
@@ -1422,14 +1339,13 @@ static int ahci_hardreset(struct ata_link *link, unsigned int *class,
 	tf.command = 0x80;
 	ata_tf_to_fis(&tf, 0, 0, d2h_fis);
 
-	rc = sata_std_hardreset(link, class, deadline);
+	rc = sata_link_hardreset(link, timing, deadline, &online,
+				 ahci_check_ready);
 
 	ahci_start_engine(ap);
 
-	if (rc == 0 && ata_link_online(link))
+	if (online)
 		*class = ahci_dev_classify(ap);
-	if (rc != -EAGAIN && *class == ATA_DEV_UNKNOWN)
-		*class = ATA_DEV_NONE;
 
 	DPRINTK("EXIT, rc=%d, class=%u\n", rc, *class);
 	return rc;
@@ -1439,7 +1355,7 @@ static int ahci_vt8251_hardreset(struct ata_link *link, unsigned int *class,
 				 unsigned long deadline)
 {
 	struct ata_port *ap = link->ap;
-	u32 serror;
+	bool online;
 	int rc;
 
 	DPRINTK("ENTER\n");
@@ -1447,11 +1363,7 @@ static int ahci_vt8251_hardreset(struct ata_link *link, unsigned int *class,
 	ahci_stop_engine(ap);
 
 	rc = sata_link_hardreset(link, sata_ehc_deb_timing(&link->eh_context),
-				 deadline);
-
-	/* vt8251 needs SError cleared for the port to operate */
-	ahci_scr_read(ap, SCR_ERROR, &serror);
-	ahci_scr_write(ap, SCR_ERROR, serror);
+				 deadline, &online, NULL);
 
 	ahci_start_engine(ap);
 
@@ -1460,7 +1372,7 @@ static int ahci_vt8251_hardreset(struct ata_link *link, unsigned int *class,
 	/* vt8251 doesn't clear BSY on signature FIS reception,
 	 * request follow-up softreset.
 	 */
-	return rc ?: -EAGAIN;
+	return online ? -EAGAIN : rc;
 }
 
 static int ahci_p5wdh_hardreset(struct ata_link *link, unsigned int *class,
@@ -1470,6 +1382,7 @@ static int ahci_p5wdh_hardreset(struct ata_link *link, unsigned int *class,
 	struct ahci_port_priv *pp = ap->private_data;
 	u8 *d2h_fis = pp->rx_fis + RX_FIS_D2H_REG;
 	struct ata_taskfile tf;
+	bool online;
 	int rc;
 
 	ahci_stop_engine(ap);
@@ -1480,16 +1393,10 @@ static int ahci_p5wdh_hardreset(struct ata_link *link, unsigned int *class,
 	ata_tf_to_fis(&tf, 0, 0, d2h_fis);
 
 	rc = sata_link_hardreset(link, sata_ehc_deb_timing(&link->eh_context),
-				 deadline);
+				 deadline, &online, NULL);
 
 	ahci_start_engine(ap);
 
-	if (rc || ata_link_offline(link))
-		return rc;
-
-	/* spec mandates ">= 2ms" before checking status */
-	msleep(150);
-
 	/* The pseudo configuration device on SIMG4726 attached to
 	 * ASUS P5W-DH Deluxe doesn't send signature FIS after
 	 * hardreset if no device is attached to the first downstream
@@ -1503,11 +1410,13 @@ static int ahci_p5wdh_hardreset(struct ata_link *link, unsigned int *class,
 	 * have to be reset again.  For most cases, this should
 	 * suffice while making probing snappish enough.
 	 */
-	rc = ata_wait_ready(ap, jiffies + 2 * HZ);
-	if (rc)
-		ahci_kick_engine(ap, 0);
-
-	return 0;
+	if (online) {
+		rc = ata_wait_after_reset(link, jiffies + 2 * HZ,
+					  ahci_check_ready);
+		if (rc)
+			ahci_kick_engine(ap, 0);
+	}
+	return rc;
 }
 
 static void ahci_postreset(struct ata_link *link, unsigned int *class)
@@ -1530,27 +1439,6 @@ static void ahci_postreset(struct ata_link *link, unsigned int *class)
 	}
 }
 
-static int ahci_pmp_softreset(struct ata_link *link, unsigned int *class,
-			      unsigned long deadline)
-{
-	return ahci_do_softreset(link, class, link->pmp, deadline);
-}
-
-static u8 ahci_check_status(struct ata_port *ap)
-{
-	void __iomem *mmio = ap->ioaddr.cmd_addr;
-
-	return readl(mmio + PORT_TFDATA) & 0xFF;
-}
-
-static void ahci_tf_read(struct ata_port *ap, struct ata_taskfile *tf)
-{
-	struct ahci_port_priv *pp = ap->private_data;
-	u8 *d2h_fis = pp->rx_fis + RX_FIS_D2H_REG;
-
-	ata_tf_from_fis(d2h_fis, tf);
-}
-
 static unsigned int ahci_fill_sg(struct ata_queued_cmd *qc, void *cmd_tbl)
 {
 	struct scatterlist *sg;
@@ -1663,27 +1551,27 @@ static void ahci_error_intr(struct ata_port *ap, u32 irq_stat)
 		u32 *unk = (u32 *)(pp->rx_fis + RX_FIS_UNK);
 
 		active_ehi->err_mask |= AC_ERR_HSM;
-		active_ehi->action |= ATA_EH_SOFTRESET;
+		active_ehi->action |= ATA_EH_RESET;
 		ata_ehi_push_desc(active_ehi,
 				  "unknown FIS %08x %08x %08x %08x" ,
 				  unk[0], unk[1], unk[2], unk[3]);
 	}
 
-	if (ap->nr_pmp_links && (irq_stat & PORT_IRQ_BAD_PMP)) {
+	if (sata_pmp_attached(ap) && (irq_stat & PORT_IRQ_BAD_PMP)) {
 		active_ehi->err_mask |= AC_ERR_HSM;
-		active_ehi->action |= ATA_EH_SOFTRESET;
+		active_ehi->action |= ATA_EH_RESET;
 		ata_ehi_push_desc(active_ehi, "incorrect PMP");
 	}
 
 	if (irq_stat & (PORT_IRQ_HBUS_ERR | PORT_IRQ_HBUS_DATA_ERR)) {
 		host_ehi->err_mask |= AC_ERR_HOST_BUS;
-		host_ehi->action |= ATA_EH_SOFTRESET;
+		host_ehi->action |= ATA_EH_RESET;
 		ata_ehi_push_desc(host_ehi, "host bus error");
 	}
 
 	if (irq_stat & PORT_IRQ_IF_ERR) {
 		host_ehi->err_mask |= AC_ERR_ATA_BUS;
-		host_ehi->action |= ATA_EH_SOFTRESET;
+		host_ehi->action |= ATA_EH_RESET;
 		ata_ehi_push_desc(host_ehi, "interface fatal error");
 	}
 
@@ -1704,7 +1592,7 @@ static void ahci_error_intr(struct ata_port *ap, u32 irq_stat)
 
 static void ahci_port_intr(struct ata_port *ap)
 {
-	void __iomem *port_mmio = ap->ioaddr.cmd_addr;
+	void __iomem *port_mmio = ahci_port_base(ap);
 	struct ata_eh_info *ehi = &ap->link.eh_info;
 	struct ahci_port_priv *pp = ap->private_data;
 	struct ahci_host_priv *hpriv = ap->host->private_data;
@@ -1766,21 +1654,16 @@ static void ahci_port_intr(struct ata_port *ap)
 	else
 		qc_active = readl(port_mmio + PORT_CMD_ISSUE);
 
-	rc = ata_qc_complete_multiple(ap, qc_active, NULL);
+	rc = ata_qc_complete_multiple(ap, qc_active);
 
 	/* while resetting, invalid completions are expected */
 	if (unlikely(rc < 0 && !resetting)) {
 		ehi->err_mask |= AC_ERR_HSM;
-		ehi->action |= ATA_EH_SOFTRESET;
+		ehi->action |= ATA_EH_RESET;
 		ata_port_freeze(ap);
 	}
 }
 
-static void ahci_irq_clear(struct ata_port *ap)
-{
-	/* TODO */
-}
-
 static irqreturn_t ahci_interrupt(int irq, void *dev_instance)
 {
 	struct ata_host *host = dev_instance;
@@ -1854,6 +1737,15 @@ static unsigned int ahci_qc_issue(struct ata_queued_cmd *qc)
 	return 0;
 }
 
+static bool ahci_qc_fill_rtf(struct ata_queued_cmd *qc)
+{
+	struct ahci_port_priv *pp = qc->ap->private_data;
+	u8 *d2h_fis = pp->rx_fis + RX_FIS_D2H_REG;
+
+	ata_tf_from_fis(d2h_fis, &qc->result_tf);
+	return true;
+}
+
 static void ahci_freeze(struct ata_port *ap)
 {
 	void __iomem *port_mmio = ahci_port_base(ap);
@@ -1886,37 +1778,7 @@ static void ahci_error_handler(struct ata_port *ap)
 		ahci_start_engine(ap);
 	}
 
-	/* perform recovery */
-	sata_pmp_do_eh(ap, ata_std_prereset, ahci_softreset,
-		       ahci_hardreset, ahci_postreset,
-		       sata_pmp_std_prereset, ahci_pmp_softreset,
-		       sata_pmp_std_hardreset, sata_pmp_std_postreset);
-}
-
-static void ahci_vt8251_error_handler(struct ata_port *ap)
-{
-	if (!(ap->pflags & ATA_PFLAG_FROZEN)) {
-		/* restart engine */
-		ahci_stop_engine(ap);
-		ahci_start_engine(ap);
-	}
-
-	/* perform recovery */
-	ata_do_eh(ap, ata_std_prereset, ahci_softreset, ahci_vt8251_hardreset,
-		  ahci_postreset);
-}
-
-static void ahci_p5wdh_error_handler(struct ata_port *ap)
-{
-	if (!(ap->pflags & ATA_PFLAG_FROZEN)) {
-		/* restart engine */
-		ahci_stop_engine(ap);
-		ahci_start_engine(ap);
-	}
-
-	/* perform recovery */
-	ata_do_eh(ap, ata_std_prereset, ahci_softreset, ahci_p5wdh_hardreset,
-		  ahci_postreset);
+	sata_pmp_error_handler(ap);
 }
 
 static void ahci_post_internal_cmd(struct ata_queued_cmd *qc)
@@ -1961,7 +1823,7 @@ static int ahci_port_resume(struct ata_port *ap)
 	ahci_power_up(ap);
 	ahci_start_port(ap);
 
-	if (ap->nr_pmp_links)
+	if (sata_pmp_attached(ap))
 		ahci_pmp_attach(ap);
 	else
 		ahci_pmp_detach(ap);
@@ -2324,7 +2186,6 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	for (i = 0; i < host->n_ports; i++) {
 		struct ata_port *ap = host->ports[i];
-		void __iomem *port_mmio = ahci_port_base(ap);
 
 		ata_port_pbar_desc(ap, AHCI_PCI_BAR, -1, "abar");
 		ata_port_pbar_desc(ap, AHCI_PCI_BAR,
@@ -2333,12 +2194,8 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 		/* set initial link pm policy */
 		ap->pm_policy = NOT_AVAILABLE;
 
-		/* standard SATA port setup */
-		if (hpriv->port_map & (1 << i))
-			ap->ioaddr.cmd_addr = port_mmio;
-
 		/* disabled/not-implemented port */
-		else
+		if (!(hpriv->port_map & (1 << i)))
 			ap->ops = &ata_dummy_port_ops;
 	}
 

drivers/ata/ata_generic.c

@@ -95,53 +95,13 @@ static int generic_set_mode(struct ata_link *link, struct ata_device **unused)
 }
 
 static struct scsi_host_template generic_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations generic_port_ops = {
-	.set_mode	= generic_set_mode,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.data_xfer	= ata_data_xfer,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
+	.inherits	= &ata_bmdma_port_ops,
 	.cable_detect	= ata_cable_unknown,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+	.set_mode	= generic_set_mode,
 };
 
 static int all_generic_ide;		/* Set to claim all devices */
@@ -160,7 +120,6 @@ static int ata_generic_init_one(struct pci_dev *dev, const struct pci_device_id
 {
 	u16 command;
 	static const struct ata_port_info info = {
-		.sht = &generic_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
@@ -191,9 +150,9 @@ static int ata_generic_init_one(struct pci_dev *dev, const struct pci_device_id
 		return -ENODEV;
 
 	if (dev->vendor == PCI_VENDOR_ID_AL)
-	    	ata_pci_clear_simplex(dev);
+		ata_pci_bmdma_clear_simplex(dev);
 
-	return ata_pci_init_one(dev, ppi);
+	return ata_pci_sff_init_one(dev, ppi, &generic_sht, NULL);
 }
 
 static struct pci_device_id ata_generic[] = {

drivers/ata/ata_piix.c

@@ -100,13 +100,11 @@ enum {
 	PIIX_IOCFG		= 0x54, /* IDE I/O configuration register */
 	ICH5_PMR		= 0x90, /* port mapping register */
 	ICH5_PCS		= 0x92,	/* port control and status */
-	PIIX_SCC		= 0x0A, /* sub-class code register */
 	PIIX_SIDPR_BAR		= 5,
 	PIIX_SIDPR_LEN		= 16,
 	PIIX_SIDPR_IDX		= 0,
 	PIIX_SIDPR_DATA		= 4,
 
-	PIIX_FLAG_AHCI		= (1 << 27), /* AHCI possible */
 	PIIX_FLAG_CHECKINTR	= (1 << 28), /* make sure PCI INTx enabled */
 	PIIX_FLAG_SIDPR		= (1 << 29), /* SATA idx/data pair regs */
 
@@ -140,12 +138,11 @@ enum piix_controller_ids {
 	ich_pata_100,		/* ICH up to UDMA 100 */
 	ich5_sata,
 	ich6_sata,
-	ich6_sata_ahci,
-	ich6m_sata_ahci,
-	ich8_sata_ahci,
+	ich6m_sata,
+	ich8_sata,
 	ich8_2port_sata,
-	ich8m_apple_sata_ahci,	/* locks up on second port enable */
-	tolapai_sata_ahci,
+	ich8m_apple_sata,	/* locks up on second port enable */
+	tolapai_sata,
 	piix_pata_vmw,			/* PIIX4 for VMware, spurious DMA_ERR */
 };
 
@@ -162,7 +159,7 @@ struct piix_host_priv {
 
 static int piix_init_one(struct pci_dev *pdev,
 			 const struct pci_device_id *ent);
-static void piix_pata_error_handler(struct ata_port *ap);
+static int piix_pata_prereset(struct ata_link *link, unsigned long deadline);
 static void piix_set_piomode(struct ata_port *ap, struct ata_device *adev);
 static void piix_set_dmamode(struct ata_port *ap, struct ata_device *adev);
 static void ich_set_dmamode(struct ata_port *ap, struct ata_device *adev);
@@ -170,7 +167,6 @@ static int ich_pata_cable_detect(struct ata_port *ap);
 static u8 piix_vmw_bmdma_status(struct ata_port *ap);
 static int piix_sidpr_scr_read(struct ata_port *ap, unsigned int reg, u32 *val);
 static int piix_sidpr_scr_write(struct ata_port *ap, unsigned int reg, u32 val);
-static void piix_sidpr_error_handler(struct ata_port *ap);
 #ifdef CONFIG_PM
 static int piix_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg);
 static int piix_pci_device_resume(struct pci_dev *pdev);
@@ -236,25 +232,27 @@ static const struct pci_device_id piix_pci_tbl[] = {
 	/* 82801FB/FW (ICH6/ICH6W) */
 	{ 0x8086, 0x2651, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich6_sata },
 	/* 82801FR/FRW (ICH6R/ICH6RW) */
-	{ 0x8086, 0x2652, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich6_sata_ahci },
-	/* 82801FBM ICH6M (ICH6R with only port 0 and 2 implemented) */
-	{ 0x8086, 0x2653, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich6m_sata_ahci },
+	{ 0x8086, 0x2652, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich6_sata },
+	/* 82801FBM ICH6M (ICH6R with only port 0 and 2 implemented).
+	 * Attach iff the controller is in IDE mode. */
+	{ 0x8086, 0x2653, PCI_ANY_ID, PCI_ANY_ID,
+	  PCI_CLASS_STORAGE_IDE << 8, 0xffff00, ich6m_sata },
 	/* 82801GB/GR/GH (ICH7, identical to ICH6) */
-	{ 0x8086, 0x27c0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich6_sata_ahci },
+	{ 0x8086, 0x27c0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich6_sata },
 	/* 2801GBM/GHM (ICH7M, identical to ICH6M) */
-	{ 0x8086, 0x27c4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich6m_sata_ahci },
+	{ 0x8086, 0x27c4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich6m_sata },
 	/* Enterprise Southbridge 2 (631xESB/632xESB) */
-	{ 0x8086, 0x2680, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich6_sata_ahci },
+	{ 0x8086, 0x2680, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich6_sata },
 	/* SATA Controller 1 IDE (ICH8) */
-	{ 0x8086, 0x2820, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci },
+	{ 0x8086, 0x2820, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata },
 	/* SATA Controller 2 IDE (ICH8) */
 	{ 0x8086, 0x2825, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata },
 	/* Mobile SATA Controller IDE (ICH8M) */
-	{ 0x8086, 0x2828, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci },
+	{ 0x8086, 0x2828, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata },
 	/* Mobile SATA Controller IDE (ICH8M), Apple */
-	{ 0x8086, 0x2828, 0x106b, 0x00a0, 0, 0, ich8m_apple_sata_ahci },
+	{ 0x8086, 0x2828, 0x106b, 0x00a0, 0, 0, ich8m_apple_sata },
 	/* SATA Controller IDE (ICH9) */
-	{ 0x8086, 0x2920, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci },
+	{ 0x8086, 0x2920, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata },
 	/* SATA Controller IDE (ICH9) */
 	{ 0x8086, 0x2921, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata },
 	/* SATA Controller IDE (ICH9) */
@@ -264,15 +262,15 @@ static const struct pci_device_id piix_pci_tbl[] = {
 	/* SATA Controller IDE (ICH9M) */
 	{ 0x8086, 0x292d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata },
 	/* SATA Controller IDE (ICH9M) */
-	{ 0x8086, 0x292e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci },
+	{ 0x8086, 0x292e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata },
 	/* SATA Controller IDE (Tolapai) */
-	{ 0x8086, 0x5028, PCI_ANY_ID, PCI_ANY_ID, 0, 0, tolapai_sata_ahci },
+	{ 0x8086, 0x5028, PCI_ANY_ID, PCI_ANY_ID, 0, 0, tolapai_sata },
 	/* SATA Controller IDE (ICH10) */
-	{ 0x8086, 0x3a00, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci },
+	{ 0x8086, 0x3a00, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata },
 	/* SATA Controller IDE (ICH10) */
 	{ 0x8086, 0x3a06, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata },
 	/* SATA Controller IDE (ICH10) */
-	{ 0x8086, 0x3a20, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci },
+	{ 0x8086, 0x3a20, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata },
 	/* SATA Controller IDE (ICH10) */
 	{ 0x8086, 0x3a26, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata },
 
@@ -291,170 +289,37 @@ static struct pci_driver piix_pci_driver = {
 };
 
 static struct scsi_host_template piix_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
-static const struct ata_port_operations piix_pata_ops = {
+static struct ata_port_operations piix_pata_ops = {
+	.inherits		= &ata_bmdma_port_ops,
+	.cable_detect		= ata_cable_40wire,
 	.set_piomode		= piix_set_piomode,
 	.set_dmamode		= piix_set_dmamode,
-	.mode_filter		= ata_pci_default_filter,
-
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= piix_pata_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
-	.cable_detect		= ata_cable_40wire,
-
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
+	.prereset		= piix_pata_prereset,
+};
 
-	.port_start		= ata_port_start,
+static struct ata_port_operations piix_vmw_ops = {
+	.inherits		= &piix_pata_ops,
+	.bmdma_status		= piix_vmw_bmdma_status,
 };
 
-static const struct ata_port_operations ich_pata_ops = {
-	.set_piomode		= piix_set_piomode,
-	.set_dmamode		= ich_set_dmamode,
-	.mode_filter		= ata_pci_default_filter,
-
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= piix_pata_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
+static struct ata_port_operations ich_pata_ops = {
+	.inherits		= &piix_pata_ops,
 	.cable_detect		= ich_pata_cable_detect,
-
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.port_start		= ata_port_start,
+	.set_dmamode		= ich_set_dmamode,
 };
 
-static const struct ata_port_operations piix_sata_ops = {
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= ata_bmdma_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
-
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.port_start		= ata_port_start,
+static struct ata_port_operations piix_sata_ops = {
+	.inherits		= &ata_bmdma_port_ops,
 };
 
-static const struct ata_port_operations piix_vmw_ops = {
-	.set_piomode		= piix_set_piomode,
-	.set_dmamode		= piix_set_dmamode,
-	.mode_filter		= ata_pci_default_filter,
-
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= piix_vmw_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= piix_pata_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
-	.cable_detect		= ata_cable_40wire,
-
-	.irq_handler		= ata_interrupt,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.port_start		= ata_port_start,
-};
-
-static const struct ata_port_operations piix_sidpr_sata_ops = {
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
+static struct ata_port_operations piix_sidpr_sata_ops = {
+	.inherits		= &piix_sata_ops,
+	.hardreset		= sata_std_hardreset,
 	.scr_read		= piix_sidpr_scr_read,
 	.scr_write		= piix_sidpr_scr_write,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= piix_sidpr_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
-
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.port_start		= ata_port_start,
 };
 
 static const struct piix_map_db ich5_map_db = {
@@ -553,12 +418,11 @@ static const struct piix_map_db tolapai_map_db = {
 static const struct piix_map_db *piix_map_db_table[] = {
 	[ich5_sata]		= &ich5_map_db,
 	[ich6_sata]		= &ich6_map_db,
-	[ich6_sata_ahci]	= &ich6_map_db,
-	[ich6m_sata_ahci]	= &ich6m_map_db,
-	[ich8_sata_ahci]	= &ich8_map_db,
+	[ich6m_sata]		= &ich6m_map_db,
+	[ich8_sata]		= &ich8_map_db,
 	[ich8_2port_sata]	= &ich8_2port_map_db,
-	[ich8m_apple_sata_ahci]	= &ich8m_apple_map_db,
-	[tolapai_sata_ahci]	= &tolapai_map_db,
+	[ich8m_apple_sata]	= &ich8m_apple_map_db,
+	[tolapai_sata]		= &tolapai_map_db,
 };
 
 static struct ata_port_info piix_port_info[] = {
@@ -624,28 +488,18 @@ static struct ata_port_info piix_port_info[] = {
 		.port_ops	= &piix_sata_ops,
 	},
 
-	[ich6_sata_ahci] =
-	{
-		.flags		= PIIX_SATA_FLAGS | PIIX_FLAG_AHCI,
-		.pio_mask	= 0x1f,	/* pio0-4 */
-		.mwdma_mask	= 0x07, /* mwdma0-2 */
-		.udma_mask	= ATA_UDMA6,
-		.port_ops	= &piix_sata_ops,
-	},
-
-	[ich6m_sata_ahci] =
+	[ich6m_sata] =
 	{
-		.flags		= PIIX_SATA_FLAGS | PIIX_FLAG_AHCI,
+		.flags		= PIIX_SATA_FLAGS,
 		.pio_mask	= 0x1f,	/* pio0-4 */
 		.mwdma_mask	= 0x07, /* mwdma0-2 */
 		.udma_mask	= ATA_UDMA6,
 		.port_ops	= &piix_sata_ops,
 	},
 
-	[ich8_sata_ahci] =
+	[ich8_sata] =
 	{
-		.flags		= PIIX_SATA_FLAGS | PIIX_FLAG_AHCI |
-				  PIIX_FLAG_SIDPR,
+		.flags		= PIIX_SATA_FLAGS | PIIX_FLAG_SIDPR,
 		.pio_mask	= 0x1f,	/* pio0-4 */
 		.mwdma_mask	= 0x07, /* mwdma0-2 */
 		.udma_mask	= ATA_UDMA6,
@@ -654,27 +508,25 @@ static struct ata_port_info piix_port_info[] = {
 
 	[ich8_2port_sata] =
 	{
-		.flags		= PIIX_SATA_FLAGS | PIIX_FLAG_AHCI |
-				  PIIX_FLAG_SIDPR,
+		.flags		= PIIX_SATA_FLAGS | PIIX_FLAG_SIDPR,
 		.pio_mask	= 0x1f,	/* pio0-4 */
 		.mwdma_mask	= 0x07, /* mwdma0-2 */
 		.udma_mask	= ATA_UDMA6,
 		.port_ops	= &piix_sata_ops,
 	},
 
-	[tolapai_sata_ahci] =
+	[tolapai_sata] =
 	{
-		.flags		= PIIX_SATA_FLAGS | PIIX_FLAG_AHCI,
+		.flags		= PIIX_SATA_FLAGS,
 		.pio_mask	= 0x1f,	/* pio0-4 */
 		.mwdma_mask	= 0x07, /* mwdma0-2 */
 		.udma_mask	= ATA_UDMA6,
 		.port_ops	= &piix_sata_ops,
 	},
 
-	[ich8m_apple_sata_ahci] =
+	[ich8m_apple_sata] =
 	{
-		.flags		= PIIX_SATA_FLAGS | PIIX_FLAG_AHCI |
-				  PIIX_FLAG_SIDPR,
+		.flags		= PIIX_SATA_FLAGS | PIIX_FLAG_SIDPR,
 		.pio_mask	= 0x1f,	/* pio0-4 */
 		.mwdma_mask	= 0x07, /* mwdma0-2 */
 		.udma_mask	= ATA_UDMA6,
@@ -683,7 +535,6 @@ static struct ata_port_info piix_port_info[] = {
 
 	[piix_pata_vmw] =
 	{
-		.sht		= &piix_sht,
 		.flags		= PIIX_PATA_FLAGS,
 		.pio_mask	= 0x1f,	/* pio0-4 */
 		.mwdma_mask	= 0x06, /* mwdma1-2 ?? CHECK 0 should be ok but slow */
@@ -776,13 +627,7 @@ static int piix_pata_prereset(struct ata_link *link, unsigned long deadline)
 
 	if (!pci_test_config_bits(pdev, &piix_enable_bits[ap->port_no]))
 		return -ENOENT;
-	return ata_std_prereset(link, deadline);
-}
-
-static void piix_pata_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, piix_pata_prereset, ata_std_softreset, NULL,
-			   ata_std_postreset);
+	return ata_sff_prereset(link, deadline);
 }
 
 /**
@@ -1168,35 +1013,6 @@ static int piix_sidpr_scr_write(struct ata_port *ap, unsigned int reg, u32 val)
 	return 0;
 }
 
-static int piix_sidpr_hardreset(struct ata_link *link, unsigned int *class,
-				unsigned long deadline)
-{
-	const unsigned long *timing = sata_ehc_deb_timing(&link->eh_context);
-	int rc;
-
-	/* do hardreset */
-	rc = sata_link_hardreset(link, timing, deadline);
-	if (rc) {
-		ata_link_printk(link, KERN_ERR,
-				"COMRESET failed (errno=%d)\n", rc);
-		return rc;
-	}
-
-	/* TODO: phy layer with polling, timeouts, etc. */
-	if (ata_link_offline(link)) {
-		*class = ATA_DEV_NONE;
-		return 0;
-	}
-
-	return -EAGAIN;
-}
-
-static void piix_sidpr_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, ata_std_prereset, ata_std_softreset,
-			   piix_sidpr_hardreset, ata_std_postreset);
-}
-
 #ifdef CONFIG_PM
 static int piix_broken_suspend(void)
 {
@@ -1633,6 +1449,16 @@ static int __devinit piix_init_one(struct pci_dev *pdev,
 	if (rc)
 		return rc;
 
+	/* ICH6R may be driven by either ata_piix or ahci driver
+	 * regardless of BIOS configuration.  Make sure AHCI mode is
+	 * off.
+	 */
+	if (pdev->vendor == PCI_VENDOR_ID_INTEL && pdev->device == 0x2652) {
+		int rc = piix_disable_ahci(pdev);
+		if (rc)
+			return rc;
+	}
+
 	/* SATA map init can change port_info, do it before prepping host */
 	hpriv = devm_kzalloc(dev, sizeof(*hpriv), GFP_KERNEL);
 	if (!hpriv)
@@ -1642,22 +1468,12 @@ static int __devinit piix_init_one(struct pci_dev *pdev,
 		hpriv->map = piix_init_sata_map(pdev, port_info,
 					piix_map_db_table[ent->driver_data]);
 
-	rc = ata_pci_prepare_sff_host(pdev, ppi, &host);
+	rc = ata_pci_sff_prepare_host(pdev, ppi, &host);
 	if (rc)
 		return rc;
 	host->private_data = hpriv;
 
 	/* initialize controller */
-	if (port_flags & PIIX_FLAG_AHCI) {
-		u8 tmp;
-		pci_read_config_byte(pdev, PIIX_SCC, &tmp);
-		if (tmp == PIIX_AHCI_DEVICE) {
-			rc = piix_disable_ahci(pdev);
-			if (rc)
-				return rc;
-		}
-	}
-
 	if (port_flags & ATA_FLAG_SATA) {
 		piix_init_pcs(host, piix_map_db_table[ent->driver_data]);
 		piix_init_sidpr(host);
@@ -1686,7 +1502,7 @@ static int __devinit piix_init_one(struct pci_dev *pdev,
 	}
 
 	pci_set_master(pdev);
-	return ata_pci_activate_sff_host(host, ata_interrupt, &piix_sht);
+	return ata_pci_sff_activate_host(host, ata_sff_interrupt, &piix_sht);
 }
 
 static int __init piix_init(void)

drivers/ata/libata-acpi.c

@@ -77,7 +77,7 @@ void ata_acpi_associate_sata_port(struct ata_port *ap)
 {
 	WARN_ON(!(ap->flags & ATA_FLAG_ACPI_SATA));
 
-	if (!ap->nr_pmp_links) {
+	if (!sata_pmp_attached(ap)) {
 		acpi_integer adr = SATA_ADR(ap->port_no, NO_PORT_MULT);
 
 		ap->link.device->acpi_handle =
@@ -839,7 +839,8 @@ void ata_acpi_on_resume(struct ata_port *ap)
 		 */
 		ata_link_for_each_dev(dev, &ap->link) {
 			ata_acpi_clear_gtf(dev);
-			if (ata_dev_get_GTF(dev, NULL) >= 0)
+			if (ata_dev_enabled(dev) &&
+			    ata_dev_get_GTF(dev, NULL) >= 0)
 				dev->flags |= ATA_DFLAG_ACPI_PENDING;
 		}
 	} else {
@@ -849,7 +850,8 @@ void ata_acpi_on_resume(struct ata_port *ap)
 		 */
 		ata_link_for_each_dev(dev, &ap->link) {
 			ata_acpi_clear_gtf(dev);
-			dev->flags |= ATA_DFLAG_ACPI_PENDING;
+			if (ata_dev_enabled(dev))
+				dev->flags |= ATA_DFLAG_ACPI_PENDING;
 		}
 	}
 }

drivers/ata/libata-eh.c

@@ -873,9 +873,9 @@ int sata_async_notification(struct ata_port *ap)
 	if (rc == 0)
 		sata_scr_write(&ap->link, SCR_NOTIFICATION, sntf);
 
-	if (!ap->nr_pmp_links || rc) {
+	if (!sata_pmp_attached(ap) || rc) {
 		/* PMP is not attached or SNTF is not available */
-		if (!ap->nr_pmp_links) {
+		if (!sata_pmp_attached(ap)) {
 			/* PMP is not attached.  Check whether ATAPI
 			 * AN is configured.  If so, notify media
 			 * change.
@@ -1079,19 +1079,6 @@ void ata_eh_about_to_do(struct ata_link *link, struct ata_device *dev,
 
 	spin_lock_irqsave(ap->lock, flags);
 
-	/* Reset is represented by combination of actions and EHI
-	 * flags.  Suck in all related bits before clearing eh_info to
-	 * avoid losing requested action.
-	 */
-	if (action & ATA_EH_RESET_MASK) {
-		ehc->i.action |= ehi->action & ATA_EH_RESET_MASK;
-		ehc->i.flags |= ehi->flags & ATA_EHI_RESET_MODIFIER_MASK;
-
-		/* make sure all reset actions are cleared & clear EHI flags */
-		action |= ATA_EH_RESET_MASK;
-		ehi->flags &= ~ATA_EHI_RESET_MODIFIER_MASK;
-	}
-
 	ata_eh_clear_action(link, dev, ehi, action);
 
 	if (!(ehc->i.flags & ATA_EHI_QUIET))
@@ -1117,12 +1104,6 @@ void ata_eh_done(struct ata_link *link, struct ata_device *dev,
 {
 	struct ata_eh_context *ehc = &link->eh_context;
 
-	/* if reset is complete, clear all reset actions & reset modifier */
-	if (action & ATA_EH_RESET_MASK) {
-		action |= ATA_EH_RESET_MASK;
-		ehc->i.flags &= ~ATA_EHI_RESET_MODIFIER_MASK;
-	}
-
 	ata_eh_clear_action(link, dev, &ehc->i, action);
 }
 
@@ -1329,20 +1310,20 @@ static void ata_eh_analyze_serror(struct ata_link *link)
 
 	if (serror & SERR_PERSISTENT) {
 		err_mask |= AC_ERR_ATA_BUS;
-		action |= ATA_EH_HARDRESET;
+		action |= ATA_EH_RESET;
 	}
 	if (serror &
 	    (SERR_DATA_RECOVERED | SERR_COMM_RECOVERED | SERR_DATA)) {
 		err_mask |= AC_ERR_ATA_BUS;
-		action |= ATA_EH_SOFTRESET;
+		action |= ATA_EH_RESET;
 	}
 	if (serror & SERR_PROTOCOL) {
 		err_mask |= AC_ERR_HSM;
-		action |= ATA_EH_SOFTRESET;
+		action |= ATA_EH_RESET;
 	}
 	if (serror & SERR_INTERNAL) {
 		err_mask |= AC_ERR_SYSTEM;
-		action |= ATA_EH_HARDRESET;
+		action |= ATA_EH_RESET;
 	}
 
 	/* Determine whether a hotplug event has occurred.  Both
@@ -1448,7 +1429,7 @@ static unsigned int ata_eh_analyze_tf(struct ata_queued_cmd *qc,
 
 	if ((stat & (ATA_BUSY | ATA_DRQ | ATA_DRDY)) != ATA_DRDY) {
 		qc->err_mask |= AC_ERR_HSM;
-		return ATA_EH_SOFTRESET;
+		return ATA_EH_RESET;
 	}
 
 	if (stat & (ATA_ERR | ATA_DF))
@@ -1484,7 +1465,7 @@ static unsigned int ata_eh_analyze_tf(struct ata_queued_cmd *qc,
 	}
 
 	if (qc->err_mask & (AC_ERR_HSM | AC_ERR_TIMEOUT | AC_ERR_ATA_BUS))
-		action |= ATA_EH_SOFTRESET;
+		action |= ATA_EH_RESET;
 
 	return action;
 }
@@ -1685,7 +1666,7 @@ static unsigned int ata_eh_speed_down(struct ata_device *dev,
 	if (verdict & ATA_EH_SPDN_SPEED_DOWN) {
 		/* speed down SATA link speed if possible */
 		if (sata_down_spd_limit(link) == 0) {
-			action |= ATA_EH_HARDRESET;
+			action |= ATA_EH_RESET;
 			goto done;
 		}
 
@@ -1705,7 +1686,7 @@ static unsigned int ata_eh_speed_down(struct ata_device *dev,
 			dev->spdn_cnt++;
 
 			if (ata_down_xfermask_limit(dev, sel) == 0) {
-				action |= ATA_EH_SOFTRESET;
+				action |= ATA_EH_RESET;
 				goto done;
 			}
 		}
@@ -1719,7 +1700,7 @@ static unsigned int ata_eh_speed_down(struct ata_device *dev,
 	    (dev->xfer_shift != ATA_SHIFT_PIO)) {
 		if (ata_down_xfermask_limit(dev, ATA_DNXFER_FORCE_PIO) == 0) {
 			dev->spdn_cnt = 0;
-			action |= ATA_EH_SOFTRESET;
+			action |= ATA_EH_RESET;
 			goto done;
 		}
 	}
@@ -1764,9 +1745,9 @@ static void ata_eh_link_autopsy(struct ata_link *link)
 		ehc->i.serror |= serror;
 		ata_eh_analyze_serror(link);
 	} else if (rc != -EOPNOTSUPP) {
-		/* SError read failed, force hardreset and probing */
-		ata_ehi_schedule_probe(&ehc->i);
-		ehc->i.action |= ATA_EH_HARDRESET;
+		/* SError read failed, force reset and probing */
+		ehc->i.probe_mask |= ATA_ALL_DEVICES;
+		ehc->i.action |= ATA_EH_RESET;
 		ehc->i.err_mask |= AC_ERR_OTHER;
 	}
 
@@ -1804,6 +1785,11 @@ static void ata_eh_link_autopsy(struct ata_link *link)
 		if (qc->flags & ATA_QCFLAG_SENSE_VALID)
 			qc->err_mask &= ~(AC_ERR_DEV | AC_ERR_OTHER);
 
+		/* determine whether the command is worth retrying */
+		if (!(qc->err_mask & AC_ERR_INVALID) &&
+		    ((qc->flags & ATA_QCFLAG_IO) || qc->err_mask != AC_ERR_DEV))
+			qc->flags |= ATA_QCFLAG_RETRY;
+
 		/* accumulate error info */
 		ehc->i.dev = qc->dev;
 		all_err_mask |= qc->err_mask;
@@ -1814,7 +1800,7 @@ static void ata_eh_link_autopsy(struct ata_link *link)
 	/* enforce default EH actions */
 	if (ap->pflags & ATA_PFLAG_FROZEN ||
 	    all_err_mask & (AC_ERR_HSM | AC_ERR_TIMEOUT))
-		ehc->i.action |= ATA_EH_SOFTRESET;
+		ehc->i.action |= ATA_EH_RESET;
 	else if (((eflags & ATA_EFLAG_IS_IO) && all_err_mask) ||
 		 (!(eflags & ATA_EFLAG_IS_IO) && (all_err_mask & ~AC_ERR_DEV)))
 		ehc->i.action |= ATA_EH_REVALIDATE;
@@ -1867,7 +1853,7 @@ void ata_eh_autopsy(struct ata_port *ap)
 	/* Autopsy of fanout ports can affect host link autopsy.
 	 * Perform host link autopsy last.
 	 */
-	if (ap->nr_pmp_links)
+	if (sata_pmp_attached(ap))
 		ata_eh_link_autopsy(&ap->link);
 }
 
@@ -2066,41 +2052,29 @@ static int ata_do_reset(struct ata_link *link, ata_reset_fn_t reset,
 		classes[dev->devno] = ATA_DEV_UNKNOWN;
 
 	rc = reset(link, classes, deadline);
-	if (rc)
-		return rc;
 
-	/* If any class isn't ATA_DEV_UNKNOWN, consider classification
-	 * is complete and convert all ATA_DEV_UNKNOWN to
-	 * ATA_DEV_NONE.
-	 */
+	/* convert all ATA_DEV_UNKNOWN to ATA_DEV_NONE */
 	ata_link_for_each_dev(dev, link)
-		if (classes[dev->devno] != ATA_DEV_UNKNOWN)
-			break;
-
-	if (dev) {
-		ata_link_for_each_dev(dev, link) {
-			if (classes[dev->devno] == ATA_DEV_UNKNOWN)
-				classes[dev->devno] = ATA_DEV_NONE;
-		}
-	}
+		if (classes[dev->devno] == ATA_DEV_UNKNOWN)
+			classes[dev->devno] = ATA_DEV_NONE;
 
-	return 0;
+	return rc;
 }
 
 static int ata_eh_followup_srst_needed(struct ata_link *link,
 				       int rc, int classify,
 				       const unsigned int *classes)
 {
-	if (link->flags & ATA_LFLAG_NO_SRST)
+	if ((link->flags & ATA_LFLAG_NO_SRST) || ata_link_offline(link))
 		return 0;
-	if (rc == -EAGAIN)
-		return 1;
+	if (rc == -EAGAIN) {
+		if (classify)
+			return 1;
+		rc = 0;
+	}
 	if (rc != 0)
 		return 0;
-	if ((link->ap->flags & ATA_FLAG_PMP) && ata_is_host_link(link))
-		return 1;
-	if (classify && !(link->flags & ATA_LFLAG_ASSUME_CLASS) &&
-	    classes[0] == ATA_DEV_UNKNOWN)
+	if (sata_pmp_supported(link->ap) && ata_is_host_link(link))
 		return 1;
 	return 0;
 }
@@ -2118,7 +2092,6 @@ int ata_eh_reset(struct ata_link *link, int classify,
 	int try = 0;
 	struct ata_device *dev;
 	unsigned long deadline, now;
-	unsigned int tmp_action;
 	ata_reset_fn_t reset;
 	unsigned long flags;
 	u32 sstatus;
@@ -2129,7 +2102,7 @@ int ata_eh_reset(struct ata_link *link, int classify,
 	ap->pflags |= ATA_PFLAG_RESETTING;
 	spin_unlock_irqrestore(ap->lock, flags);
 
-	ata_eh_about_to_do(link, NULL, ehc->i.action & ATA_EH_RESET_MASK);
+	ata_eh_about_to_do(link, NULL, ATA_EH_RESET);
 
 	ata_link_for_each_dev(dev, link) {
 		/* If we issue an SRST then an ATA drive (not ATAPI)
@@ -2159,17 +2132,20 @@ int ata_eh_reset(struct ata_link *link, int classify,
 		goto done;
 	}
 
-	/* Determine which reset to use and record in ehc->i.action.
-	 * prereset() may examine and modify it.
-	 */
-	if (softreset && (!hardreset || (!(lflags & ATA_LFLAG_NO_SRST) &&
-					 !sata_set_spd_needed(link) &&
-					 !(ehc->i.action & ATA_EH_HARDRESET))))
-		tmp_action = ATA_EH_SOFTRESET;
-	else
-		tmp_action = ATA_EH_HARDRESET;
-
-	ehc->i.action = (ehc->i.action & ~ATA_EH_RESET_MASK) | tmp_action;
+	/* prefer hardreset */
+	ehc->i.action &= ~ATA_EH_RESET;
+	if (hardreset) {
+		reset = hardreset;
+		ehc->i.action = ATA_EH_HARDRESET;
+	} else if (softreset) {
+		reset = softreset;
+		ehc->i.action = ATA_EH_SOFTRESET;
+	} else {
+		ata_link_printk(link, KERN_ERR, "BUG: no reset method, "
+				"please report to linux-ide@vger.kernel.org\n");
+		dump_stack();
+		return -EINVAL;
+	}
 
 	if (prereset) {
 		rc = prereset(link, jiffies + ATA_EH_PRERESET_TIMEOUT);
@@ -2177,7 +2153,7 @@ int ata_eh_reset(struct ata_link *link, int classify,
 			if (rc == -ENOENT) {
 				ata_link_printk(link, KERN_DEBUG,
 						"port disabled. ignoring.\n");
-				ehc->i.action &= ~ATA_EH_RESET_MASK;
+				ehc->i.action &= ~ATA_EH_RESET;
 
 				ata_link_for_each_dev(dev, link)
 					classes[dev->devno] = ATA_DEV_NONE;
@@ -2190,12 +2166,8 @@ int ata_eh_reset(struct ata_link *link, int classify,
 		}
 	}
 
-	/* prereset() might have modified ehc->i.action */
-	if (ehc->i.action & ATA_EH_HARDRESET)
-		reset = hardreset;
-	else if (ehc->i.action & ATA_EH_SOFTRESET)
-		reset = softreset;
-	else {
+	/* prereset() might have cleared ATA_EH_RESET */
+	if (!(ehc->i.action & ATA_EH_RESET)) {
 		/* prereset told us not to reset, bang classes and return */
 		ata_link_for_each_dev(dev, link)
 			classes[dev->devno] = ATA_DEV_NONE;
@@ -2203,14 +2175,6 @@ int ata_eh_reset(struct ata_link *link, int classify,
 		goto out;
 	}
 
-	/* did prereset() screw up?  if so, fix up to avoid oopsing */
-	if (!reset) {
-		if (softreset)
-			reset = softreset;
-		else
-			reset = hardreset;
-	}
-
  retry:
 	deadline = jiffies + ata_eh_reset_timeouts[try++];
 
@@ -2240,7 +2204,7 @@ int ata_eh_reset(struct ata_link *link, int classify,
 			goto fail;
 		}
 
-		ata_eh_about_to_do(link, NULL, ATA_EH_RESET_MASK);
+		ata_eh_about_to_do(link, NULL, ATA_EH_RESET);
 		rc = ata_do_reset(link, reset, classes, deadline);
 	}
 
@@ -2248,21 +2212,6 @@ int ata_eh_reset(struct ata_link *link, int classify,
 	if (rc && rc != -EAGAIN)
 		goto fail;
 
-	/* was classification successful? */
-	if (classify && classes[0] == ATA_DEV_UNKNOWN &&
-	    !(lflags & ATA_LFLAG_ASSUME_CLASS)) {
-		if (try < max_tries) {
-			ata_link_printk(link, KERN_WARNING,
-					"classification failed\n");
-			rc = -EINVAL;
-			goto fail;
-		}
-
-		ata_link_printk(link, KERN_WARNING,
-				"classfication failed, assuming ATA\n");
-		lflags |= ATA_LFLAG_ASSUME_ATA;
-	}
-
  done:
 	ata_link_for_each_dev(dev, link) {
 		/* After the reset, the device state is PIO 0 and the
@@ -2290,7 +2239,7 @@ int ata_eh_reset(struct ata_link *link, int classify,
 		postreset(link, classes);
 
 	/* reset successful, schedule revalidation */
-	ata_eh_done(link, NULL, ehc->i.action & ATA_EH_RESET_MASK);
+	ata_eh_done(link, NULL, ATA_EH_RESET);
 	ehc->i.action |= ATA_EH_REVALIDATE;
 
 	rc = 0;
@@ -2305,6 +2254,11 @@ int ata_eh_reset(struct ata_link *link, int classify,
 	return rc;
 
  fail:
+	/* if SCR isn't accessible on a fan-out port, PMP needs to be reset */
+	if (!ata_is_host_link(link) &&
+	    sata_scr_read(link, SCR_STATUS, &sstatus))
+		rc = -ERESTART;
+
 	if (rc == -ERESTART || try >= max_tries)
 		goto out;
 
@@ -2515,6 +2469,7 @@ static int ata_link_nr_vacant(struct ata_link *link)
 
 static int ata_eh_skip_recovery(struct ata_link *link)
 {
+	struct ata_port *ap = link->ap;
 	struct ata_eh_context *ehc = &link->eh_context;
 	struct ata_device *dev;
 
@@ -2522,9 +2477,13 @@ static int ata_eh_skip_recovery(struct ata_link *link)
 	if (link->flags & ATA_LFLAG_DISABLED)
 		return 1;
 
-	/* thaw frozen port, resume link and recover failed devices */
-	if ((link->ap->pflags & ATA_PFLAG_FROZEN) ||
-	    (ehc->i.flags & ATA_EHI_RESUME_LINK) || ata_link_nr_enabled(link))
+	/* thaw frozen port and recover failed devices */
+	if ((ap->pflags & ATA_PFLAG_FROZEN) || ata_link_nr_enabled(link))
+		return 0;
+
+	/* reset at least once if reset is requested */
+	if ((ehc->i.action & ATA_EH_RESET) &&
+	    !(ehc->i.flags & ATA_EHI_DID_RESET))
 		return 0;
 
 	/* skip if class codes for all vacant slots are ATA_DEV_NONE */
@@ -2548,7 +2507,7 @@ static int ata_eh_schedule_probe(struct ata_device *dev)
 	ata_eh_detach_dev(dev);
 	ata_dev_init(dev);
 	ehc->did_probe_mask |= (1 << dev->devno);
-	ehc->i.action |= ATA_EH_SOFTRESET;
+	ehc->i.action |= ATA_EH_RESET;
 	ehc->saved_xfer_mode[dev->devno] = 0;
 	ehc->saved_ncq_enabled &= ~(1 << dev->devno);
 
@@ -2592,12 +2551,7 @@ static int ata_eh_handle_dev_fail(struct ata_device *dev, int err)
 
 		return 1;
 	} else {
-		/* soft didn't work?  be haaaaard */
-		if (ehc->i.flags & ATA_EHI_DID_RESET)
-			ehc->i.action |= ATA_EH_HARDRESET;
-		else
-			ehc->i.action |= ATA_EH_SOFTRESET;
-
+		ehc->i.action |= ATA_EH_RESET;
 		return 0;
 	}
 }
@@ -2690,7 +2644,7 @@ int ata_eh_recover(struct ata_port *ap, ata_prereset_fn_t prereset,
 			ehc->i.action = 0;
 
 		/* do we need to reset? */
-		if (ehc->i.action & ATA_EH_RESET_MASK)
+		if (ehc->i.action & ATA_EH_RESET)
 			reset = 1;
 
 		ata_link_for_each_dev(dev, link)
@@ -2702,13 +2656,13 @@ int ata_eh_recover(struct ata_port *ap, ata_prereset_fn_t prereset,
 		/* if PMP is attached, this function only deals with
 		 * downstream links, port should stay thawed.
 		 */
-		if (!ap->nr_pmp_links)
+		if (!sata_pmp_attached(ap))
 			ata_eh_freeze_port(ap);
 
 		ata_port_for_each_link(link, ap) {
 			struct ata_eh_context *ehc = &link->eh_context;
 
-			if (!(ehc->i.action & ATA_EH_RESET_MASK))
+			if (!(ehc->i.action & ATA_EH_RESET))
 				continue;
 
 			rc = ata_eh_reset(link, ata_link_nr_vacant(link),
@@ -2721,7 +2675,7 @@ int ata_eh_recover(struct ata_port *ap, ata_prereset_fn_t prereset,
 			}
 		}
 
-		if (!ap->nr_pmp_links)
+		if (!sata_pmp_attached(ap))
 			ata_eh_thaw_port(ap);
 	}
 
@@ -2765,7 +2719,7 @@ dev_fail:
 			/* PMP reset requires working host port.
 			 * Can't retry if it's frozen.
 			 */
-			if (ap->nr_pmp_links)
+			if (sata_pmp_attached(ap))
 				goto out;
 			break;
 		}
@@ -2817,18 +2771,11 @@ void ata_eh_finish(struct ata_port *ap)
 			/* FIXME: Once EH migration is complete,
 			 * generate sense data in this function,
 			 * considering both err_mask and tf.
-			 *
-			 * There's no point in retrying invalid
-			 * (detected by libata) and non-IO device
-			 * errors (rejected by device).  Finish them
-			 * immediately.
 			 */
-			if ((qc->err_mask & AC_ERR_INVALID) ||
-			    (!(qc->flags & ATA_QCFLAG_IO) &&
-			     qc->err_mask == AC_ERR_DEV))
-				ata_eh_qc_complete(qc);
-			else
+			if (qc->flags & ATA_QCFLAG_RETRY)
 				ata_eh_qc_retry(qc);
+			else
+				ata_eh_qc_complete(qc);
 		} else {
 			if (qc->flags & ATA_QCFLAG_SENSE_VALID) {
 				ata_eh_qc_complete(qc);
@@ -2848,6 +2795,7 @@ void ata_eh_finish(struct ata_port *ap)
 /**
  *	ata_do_eh - do standard error handling
  *	@ap: host port to handle error for
+ *
  *	@prereset: prereset method (can be NULL)
  *	@softreset: softreset method (can be NULL)
  *	@hardreset: hardreset method (can be NULL)
@@ -2878,6 +2826,27 @@ void ata_do_eh(struct ata_port *ap, ata_prereset_fn_t prereset,
 	ata_eh_finish(ap);
 }
 
+/**
+ *	ata_std_error_handler - standard error handler
+ *	@ap: host port to handle error for
+ *
+ *	Standard error handler
+ *
+ *	LOCKING:
+ *	Kernel thread context (may sleep).
+ */
+void ata_std_error_handler(struct ata_port *ap)
+{
+	struct ata_port_operations *ops = ap->ops;
+	ata_reset_fn_t hardreset = ops->hardreset;
+
+	/* ignore built-in hardreset if SCR access is not available */
+	if (ata_is_builtin_hardreset(hardreset) && !sata_scr_valid(&ap->link))
+		hardreset = NULL;
+
+	ata_do_eh(ap, ops->prereset, ops->softreset, hardreset, ops->postreset);
+}
+
 #ifdef CONFIG_PM
 /**
  *	ata_eh_handle_port_suspend - perform port suspend operation

drivers/ata/libata-pmp.c

@@ -11,6 +11,14 @@
 #include <linux/libata.h>
 #include "libata.h"
 
+const struct ata_port_operations sata_pmp_port_ops = {
+	.inherits		= &sata_port_ops,
+	.pmp_prereset		= ata_std_prereset,
+	.pmp_hardreset		= sata_std_hardreset,
+	.pmp_postreset		= ata_std_postreset,
+	.error_handler		= sata_pmp_error_handler,
+};
+
 /**
  *	sata_pmp_read - read PMP register
  *	@link: link to read PMP register for
@@ -175,140 +183,6 @@ int sata_pmp_scr_write(struct ata_link *link, int reg, u32 val)
 	return 0;
 }
 
-/**
- *	sata_pmp_std_prereset - prepare PMP link for reset
- *	@link: link to be reset
- *	@deadline: deadline jiffies for the operation
- *
- *	@link is about to be reset.  Initialize it.
- *
- *	LOCKING:
- *	Kernel thread context (may sleep)
- *
- *	RETURNS:
- *	0 on success, -errno otherwise.
- */
-int sata_pmp_std_prereset(struct ata_link *link, unsigned long deadline)
-{
-	struct ata_eh_context *ehc = &link->eh_context;
-	const unsigned long *timing = sata_ehc_deb_timing(ehc);
-	int rc;
-
-	/* force HRST? */
-	if (link->flags & ATA_LFLAG_NO_SRST)
-		ehc->i.action |= ATA_EH_HARDRESET;
-
-	/* handle link resume */
-	if ((ehc->i.flags & ATA_EHI_RESUME_LINK) &&
-	    (link->flags & ATA_LFLAG_HRST_TO_RESUME))
-		ehc->i.action |= ATA_EH_HARDRESET;
-
-	/* if we're about to do hardreset, nothing more to do */
-	if (ehc->i.action & ATA_EH_HARDRESET)
-		return 0;
-
-	/* resume link */
-	rc = sata_link_resume(link, timing, deadline);
-	if (rc) {
-		/* phy resume failed */
-		ata_link_printk(link, KERN_WARNING, "failed to resume link "
-				"for reset (errno=%d)\n", rc);
-		return rc;
-	}
-
-	/* clear SError bits including .X which blocks the port when set */
-	rc = sata_scr_write(link, SCR_ERROR, 0xffffffff);
-	if (rc) {
-		ata_link_printk(link, KERN_ERR,
-				"failed to clear SError (errno=%d)\n", rc);
-		return rc;
-	}
-
-	return 0;
-}
-
-/**
- *	sata_pmp_std_hardreset - standard hardreset method for PMP link
- *	@link: link to be reset
- *	@class: resulting class of attached device
- *	@deadline: deadline jiffies for the operation
- *
- *	Hardreset PMP port @link.  Note that this function doesn't
- *	wait for BSY clearance.  There simply isn't a generic way to
- *	wait the event.  Instead, this function return -EAGAIN thus
- *	telling libata-EH to followup with softreset.
- *
- *	LOCKING:
- *	Kernel thread context (may sleep)
- *
- *	RETURNS:
- *	0 on success, -errno otherwise.
- */
-int sata_pmp_std_hardreset(struct ata_link *link, unsigned int *class,
-			   unsigned long deadline)
-{
-	const unsigned long *timing = sata_ehc_deb_timing(&link->eh_context);
-	u32 tmp;
-	int rc;
-
-	DPRINTK("ENTER\n");
-
-	/* do hardreset */
-	rc = sata_link_hardreset(link, timing, deadline);
-	if (rc) {
-		ata_link_printk(link, KERN_ERR,
-				"COMRESET failed (errno=%d)\n", rc);
-		goto out;
-	}
-
-	/* clear SError bits including .X which blocks the port when set */
-	rc = sata_scr_write(link, SCR_ERROR, 0xffffffff);
-	if (rc) {
-		ata_link_printk(link, KERN_ERR, "failed to clear SError "
-				"during hardreset (errno=%d)\n", rc);
-		goto out;
-	}
-
-	/* if device is present, follow up with srst to wait for !BSY */
-	if (ata_link_online(link))
-		rc = -EAGAIN;
- out:
-	/* if SCR isn't accessible, we need to reset the PMP */
-	if (rc && rc != -EAGAIN && sata_scr_read(link, SCR_STATUS, &tmp))
-		rc = -ERESTART;
-
-	DPRINTK("EXIT, rc=%d\n", rc);
-	return rc;
-}
-
-/**
- *	ata_std_postreset - standard postreset method for PMP link
- *	@link: the target ata_link
- *	@classes: classes of attached devices
- *
- *	This function is invoked after a successful reset.  Note that
- *	the device might have been reset more than once using
- *	different reset methods before postreset is invoked.
- *
- *	LOCKING:
- *	Kernel thread context (may sleep)
- */
-void sata_pmp_std_postreset(struct ata_link *link, unsigned int *class)
-{
-	u32 serror;
-
-	DPRINTK("ENTER\n");
-
-	/* clear SError */
-	if (sata_scr_read(link, SCR_ERROR, &serror) == 0)
-		sata_scr_write(link, SCR_ERROR, serror);
-
-	/* print link status */
-	sata_print_link_status(link);
-
-	DPRINTK("EXIT\n");
-}
-
 /**
  *	sata_pmp_read_gscr - read GSCR block of SATA PMP
  *	@dev: PMP device
@@ -444,9 +318,8 @@ static int sata_pmp_init_links(struct ata_port *ap, int nr_ports)
 		struct ata_eh_context *ehc = &link->eh_context;
 
 		link->flags = 0;
-		ehc->i.probe_mask |= 1;
-		ehc->i.action |= ATA_EH_SOFTRESET;
-		ehc->i.flags |= ATA_EHI_RESUME_LINK;
+		ehc->i.probe_mask |= ATA_ALL_DEVICES;
+		ehc->i.action |= ATA_EH_RESET;
 	}
 
 	return 0;
@@ -462,9 +335,6 @@ static void sata_pmp_quirks(struct ata_port *ap)
 	if (vendor == 0x1095 && devid == 0x3726) {
 		/* sil3726 quirks */
 		ata_port_for_each_link(link, ap) {
-			/* SError.N need a kick in the ass to get working */
-			link->flags |= ATA_LFLAG_HRST_TO_RESUME;
-
 			/* class code report is unreliable */
 			if (link->pmp < 5)
 				link->flags |= ATA_LFLAG_ASSUME_ATA;
@@ -477,9 +347,6 @@ static void sata_pmp_quirks(struct ata_port *ap)
 	} else if (vendor == 0x1095 && devid == 0x4723) {
 		/* sil4723 quirks */
 		ata_port_for_each_link(link, ap) {
-			/* SError.N need a kick in the ass to get working */
-			link->flags |= ATA_LFLAG_HRST_TO_RESUME;
-
 			/* class code report is unreliable */
 			if (link->pmp < 2)
 				link->flags |= ATA_LFLAG_ASSUME_ATA;
@@ -492,9 +359,6 @@ static void sata_pmp_quirks(struct ata_port *ap)
 	} else if (vendor == 0x1095 && devid == 0x4726) {
 		/* sil4726 quirks */
 		ata_port_for_each_link(link, ap) {
-			/* SError.N need a kick in the ass to get working */
-			link->flags |= ATA_LFLAG_HRST_TO_RESUME;
-
 			/* Class code report is unreliable and SRST
 			 * times out under certain configurations.
 			 * Config device can be at port 0 or 5 and
@@ -522,13 +386,6 @@ static void sata_pmp_quirks(struct ata_port *ap)
 		 * otherwise.  Don't try hard to recover it.
 		 */
 		ap->pmp_link[ap->nr_pmp_links - 1].flags |= ATA_LFLAG_NO_RETRY;
-	} else if (vendor == 0x11ab && devid == 0x4140) {
-		/* Marvell 88SM4140 quirks.  Fan-out ports require PHY
-		 * reset to work; other than that, it behaves very
-		 * nicely.
-		 */
-		ata_port_for_each_link(link, ap)
-			link->flags |= ATA_LFLAG_HRST_TO_RESUME;
 	}
 }
 
@@ -554,7 +411,7 @@ int sata_pmp_attach(struct ata_device *dev)
 	int rc;
 
 	/* is it hanging off the right place? */
-	if (!(ap->flags & ATA_FLAG_PMP)) {
+	if (!sata_pmp_supported(ap)) {
 		ata_dev_printk(dev, KERN_ERR,
 			       "host does not support Port Multiplier\n");
 		return -EINVAL;
@@ -840,13 +697,12 @@ static int sata_pmp_eh_recover_pmp(struct ata_port *ap,
  retry:
 	ehc->classes[0] = ATA_DEV_UNKNOWN;
 
-	if (ehc->i.action & ATA_EH_RESET_MASK) {
+	if (ehc->i.action & ATA_EH_RESET) {
 		struct ata_link *tlink;
 
 		ata_eh_freeze_port(ap);
 
 		/* reset */
-		ehc->i.action = ATA_EH_HARDRESET;
 		rc = ata_eh_reset(link, 0, prereset, softreset, hardreset,
 				  postreset);
 		if (rc) {
@@ -858,8 +714,12 @@ static int sata_pmp_eh_recover_pmp(struct ata_port *ap,
 		ata_eh_thaw_port(ap);
 
 		/* PMP is reset, SErrors cannot be trusted, scan all */
-		ata_port_for_each_link(tlink, ap)
-			ata_ehi_schedule_probe(&tlink->eh_context.i);
+		ata_port_for_each_link(tlink, ap) {
+			struct ata_eh_context *ehc = &tlink->eh_context;
+
+			ehc->i.probe_mask |= ATA_ALL_DEVICES;
+			ehc->i.action |= ATA_EH_RESET;
+		}
 	}
 
 	/* If revalidation is requested, revalidate and reconfigure;
@@ -874,7 +734,7 @@ static int sata_pmp_eh_recover_pmp(struct ata_port *ap,
 		tries--;
 
 		if (rc == -ENODEV) {
-			ehc->i.probe_mask |= 1;
+			ehc->i.probe_mask |= ATA_ALL_DEVICES;
 			detach = 1;
 			/* give it just two more chances */
 			tries = min(tries, 2);
@@ -890,11 +750,11 @@ static int sata_pmp_eh_recover_pmp(struct ata_port *ap,
 				reval_failed = 1;
 
 			ata_dev_printk(dev, KERN_WARNING,
-				       "retrying hardreset%s\n",
+				       "retrying reset%s\n",
 				       sleep ? " in 5 secs" : "");
 			if (sleep)
 				ssleep(5);
-			ehc->i.action |= ATA_EH_HARDRESET;
+			ehc->i.action |= ATA_EH_RESET;
 			goto retry;
 		} else {
 			ata_dev_printk(dev, KERN_ERR, "failed to recover PMP "
@@ -938,10 +798,8 @@ static int sata_pmp_eh_handle_disabled_links(struct ata_port *ap)
 		/* Some PMPs require hardreset sequence to get
 		 * SError.N working.
 		 */
-		if ((link->flags & ATA_LFLAG_HRST_TO_RESUME) &&
-		    (link->eh_context.i.flags & ATA_EHI_RESUME_LINK))
-			sata_link_hardreset(link, sata_deb_timing_normal,
-					    jiffies + ATA_TMOUT_INTERNAL_QUICK);
+		sata_link_hardreset(link, sata_deb_timing_normal,
+				jiffies + ATA_TMOUT_INTERNAL_QUICK, NULL, NULL);
 
 		/* unconditionally clear SError.N */
 		rc = sata_scr_write(link, SCR_ERROR, SERR_PHYRDY_CHG);
@@ -987,14 +845,6 @@ static int sata_pmp_handle_link_fail(struct ata_link *link, int *link_tries)
 /**
  *	sata_pmp_eh_recover - recover PMP-enabled port
  *	@ap: ATA port to recover
- *	@prereset: prereset method (can be NULL)
- *	@softreset: softreset method
- *	@hardreset: hardreset method
- *	@postreset: postreset method (can be NULL)
- *	@pmp_prereset: PMP prereset method (can be NULL)
- *	@pmp_softreset: PMP softreset method (can be NULL)
- *	@pmp_hardreset: PMP hardreset method (can be NULL)
- *	@pmp_postreset: PMP postreset method (can be NULL)
  *
  *	Drive EH recovery operation for PMP enabled port @ap.  This
  *	function recovers host and PMP ports with proper retrials and
@@ -1007,12 +857,9 @@ static int sata_pmp_handle_link_fail(struct ata_link *link, int *link_tries)
  *	RETURNS:
  *	0 on success, -errno on failure.
  */
-static int sata_pmp_eh_recover(struct ata_port *ap,
-		ata_prereset_fn_t prereset, ata_reset_fn_t softreset,
-		ata_reset_fn_t hardreset, ata_postreset_fn_t postreset,
-		ata_prereset_fn_t pmp_prereset, ata_reset_fn_t pmp_softreset,
-		ata_reset_fn_t pmp_hardreset, ata_postreset_fn_t pmp_postreset)
+static int sata_pmp_eh_recover(struct ata_port *ap)
 {
+	struct ata_port_operations *ops = ap->ops;
 	int pmp_tries, link_tries[SATA_PMP_MAX_PORTS];
 	struct ata_link *pmp_link = &ap->link;
 	struct ata_device *pmp_dev = pmp_link->device;
@@ -1029,9 +876,9 @@ static int sata_pmp_eh_recover(struct ata_port *ap,
 
  retry:
 	/* PMP attached? */
-	if (!ap->nr_pmp_links) {
-		rc = ata_eh_recover(ap, prereset, softreset, hardreset,
-				    postreset, NULL);
+	if (!sata_pmp_attached(ap)) {
+		rc = ata_eh_recover(ap, ops->prereset, ops->softreset,
+				    ops->hardreset, ops->postreset, NULL);
 		if (rc) {
 			ata_link_for_each_dev(dev, &ap->link)
 				ata_dev_disable(dev);
@@ -1049,8 +896,8 @@ static int sata_pmp_eh_recover(struct ata_port *ap,
 	}
 
 	/* recover pmp */
-	rc = sata_pmp_eh_recover_pmp(ap, prereset, softreset, hardreset,
-				     postreset);
+	rc = sata_pmp_eh_recover_pmp(ap, ops->prereset, ops->softreset,
+				     ops->hardreset, ops->postreset);
 	if (rc)
 		goto pmp_fail;
 
@@ -1060,8 +907,8 @@ static int sata_pmp_eh_recover(struct ata_port *ap,
 		goto pmp_fail;
 
 	/* recover links */
-	rc = ata_eh_recover(ap, pmp_prereset, pmp_softreset, pmp_hardreset,
-			    pmp_postreset, &link);
+	rc = ata_eh_recover(ap, ops->pmp_prereset, ops->pmp_softreset,
+			    ops->pmp_hardreset, ops->pmp_postreset, &link);
 	if (rc)
 		goto link_fail;
 
@@ -1124,7 +971,7 @@ static int sata_pmp_eh_recover(struct ata_port *ap,
 
  link_fail:
 	if (sata_pmp_handle_link_fail(link, link_tries)) {
-		pmp_ehc->i.action |= ATA_EH_HARDRESET;
+		pmp_ehc->i.action |= ATA_EH_RESET;
 		goto retry;
 	}
 
@@ -1136,13 +983,13 @@ static int sata_pmp_eh_recover(struct ata_port *ap,
 	if (ap->pflags & ATA_PFLAG_UNLOADING)
 		return rc;
 
-	if (!ap->nr_pmp_links)
+	if (!sata_pmp_attached(ap))
 		goto retry;
 
 	if (--pmp_tries) {
 		ata_port_printk(ap, KERN_WARNING,
 				"failed to recover PMP, retrying in 5 secs\n");
-		pmp_ehc->i.action |= ATA_EH_HARDRESET;
+		pmp_ehc->i.action |= ATA_EH_RESET;
 		ssleep(5);
 		goto retry;
 	}
@@ -1157,16 +1004,8 @@ static int sata_pmp_eh_recover(struct ata_port *ap,
 }
 
 /**
- *	sata_pmp_do_eh - do standard error handling for PMP-enabled host
+ *	sata_pmp_error_handler - do standard error handling for PMP-enabled host
  *	@ap: host port to handle error for
- *	@prereset: prereset method (can be NULL)
- *	@softreset: softreset method
- *	@hardreset: hardreset method
- *	@postreset: postreset method (can be NULL)
- *	@pmp_prereset: PMP prereset method (can be NULL)
- *	@pmp_softreset: PMP softreset method (can be NULL)
- *	@pmp_hardreset: PMP hardreset method (can be NULL)
- *	@pmp_postreset: PMP postreset method (can be NULL)
  *
  *	Perform standard error handling sequence for PMP-enabled host
  *	@ap.
@@ -1174,16 +1013,14 @@ static int sata_pmp_eh_recover(struct ata_port *ap,
  *	LOCKING:
  *	Kernel thread context (may sleep).
  */
-void sata_pmp_do_eh(struct ata_port *ap,
-		ata_prereset_fn_t prereset, ata_reset_fn_t softreset,
-		ata_reset_fn_t hardreset, ata_postreset_fn_t postreset,
-		ata_prereset_fn_t pmp_prereset, ata_reset_fn_t pmp_softreset,
-		ata_reset_fn_t pmp_hardreset, ata_postreset_fn_t pmp_postreset)
+void sata_pmp_error_handler(struct ata_port *ap)
 {
 	ata_eh_autopsy(ap);
 	ata_eh_report(ap);
-	sata_pmp_eh_recover(ap, prereset, softreset, hardreset, postreset,
-			    pmp_prereset, pmp_softreset, pmp_hardreset,
-			    pmp_postreset);
+	sata_pmp_eh_recover(ap);
 	ata_eh_finish(ap);
 }
+
+EXPORT_SYMBOL_GPL(sata_pmp_port_ops);
+EXPORT_SYMBOL_GPL(sata_pmp_qc_defer_cmd_switch);
+EXPORT_SYMBOL_GPL(sata_pmp_error_handler);

drivers/ata/libata-scsi.c

@@ -2393,7 +2393,9 @@ static void atapi_request_sense(struct ata_queued_cmd *qc)
 	/* FIXME: is this needed? */
 	memset(cmd->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE);
 
-	ap->ops->tf_read(ap, &qc->tf);
+#ifdef CONFIG_ATA_SFF
+	ap->ops->sff_tf_read(ap, &qc->tf);
+#endif
 
 	/* fill these in, for the case where they are -not- overwritten */
 	cmd->sense_buffer[0] = 0x70;
@@ -2615,7 +2617,7 @@ static unsigned int atapi_xlat(struct ata_queued_cmd *qc)
 
 static struct ata_device *ata_find_dev(struct ata_port *ap, int devno)
 {
-	if (ap->nr_pmp_links == 0) {
+	if (!sata_pmp_attached(ap)) {
 		if (likely(devno < ata_link_max_devices(&ap->link)))
 			return &ap->link.device[devno];
 	} else {
@@ -2632,7 +2634,7 @@ static struct ata_device *__ata_scsi_find_dev(struct ata_port *ap,
 	int devno;
 
 	/* skip commands not addressed to targets we simulate */
-	if (ap->nr_pmp_links == 0) {
+	if (!sata_pmp_attached(ap)) {
 		if (unlikely(scsidev->channel || scsidev->lun))
 			return NULL;
 		devno = scsidev->id;
@@ -3490,7 +3492,7 @@ static int ata_scsi_user_scan(struct Scsi_Host *shost, unsigned int channel,
 	if (lun != SCAN_WILD_CARD && lun)
 		return -EINVAL;
 
-	if (ap->nr_pmp_links == 0) {
+	if (!sata_pmp_attached(ap)) {
 		if (channel != SCAN_WILD_CARD && channel)
 			return -EINVAL;
 		devno = id;
@@ -3507,8 +3509,8 @@ static int ata_scsi_user_scan(struct Scsi_Host *shost, unsigned int channel,
 
 		ata_port_for_each_link(link, ap) {
 			struct ata_eh_info *ehi = &link->eh_info;
-			ehi->probe_mask |= (1 << ata_link_max_devices(link)) - 1;
-			ehi->action |= ATA_EH_SOFTRESET;
+			ehi->probe_mask |= ATA_ALL_DEVICES;
+			ehi->action |= ATA_EH_RESET;
 		}
 	} else {
 		struct ata_device *dev = ata_find_dev(ap, devno);
@@ -3516,8 +3518,7 @@ static int ata_scsi_user_scan(struct Scsi_Host *shost, unsigned int channel,
 		if (dev) {
 			struct ata_eh_info *ehi = &dev->link->eh_info;
 			ehi->probe_mask |= 1 << dev->devno;
-			ehi->action |= ATA_EH_SOFTRESET;
-			ehi->flags |= ATA_EHI_RESUME_LINK;
+			ehi->action |= ATA_EH_RESET;
 		} else
 			rc = -EINVAL;
 	}

drivers/ata/libata.h

@@ -38,6 +38,17 @@ struct ata_scsi_args {
 	void			(*done)(struct scsi_cmnd *);
 };
 
+static inline int ata_is_builtin_hardreset(ata_reset_fn_t reset)
+{
+	if (reset == sata_std_hardreset)
+		return 1;
+#ifdef CONFIG_ATA_SFF
+	if (reset == sata_sff_hardreset)
+		return 1;
+#endif
+	return 0;
+}
+
 /* libata-core.c */
 enum {
 	/* flags for ata_dev_read_id() */
@@ -61,12 +72,16 @@ extern int libata_fua;
 extern int libata_noacpi;
 extern int libata_allow_tpm;
 extern void ata_force_cbl(struct ata_port *ap);
+extern u64 ata_tf_to_lba(const struct ata_taskfile *tf);
+extern u64 ata_tf_to_lba48(const struct ata_taskfile *tf);
 extern struct ata_queued_cmd *ata_qc_new_init(struct ata_device *dev);
 extern int ata_build_rw_tf(struct ata_taskfile *tf, struct ata_device *dev,
 			   u64 block, u32 n_block, unsigned int tf_flags,
 			   unsigned int tag);
 extern u64 ata_tf_read_block(struct ata_taskfile *tf, struct ata_device *dev);
 extern void ata_dev_disable(struct ata_device *dev);
+extern void ata_pio_queue_task(struct ata_port *ap, void *data,
+			       unsigned long delay);
 extern void ata_port_flush_task(struct ata_port *ap);
 extern unsigned ata_exec_internal(struct ata_device *dev,
 				  struct ata_taskfile *tf, const u8 *cdb,
@@ -77,6 +92,8 @@ extern unsigned ata_exec_internal_sg(struct ata_device *dev,
 				     int dma_dir, struct scatterlist *sg,
 				     unsigned int n_elem, unsigned long timeout);
 extern unsigned int ata_do_simple_cmd(struct ata_device *dev, u8 cmd);
+extern int ata_wait_ready(struct ata_link *link, unsigned long deadline,
+			  int (*check_ready)(struct ata_link *link));
 extern int ata_dev_read_id(struct ata_device *dev, unsigned int *p_class,
 			   unsigned int flags, u16 *id);
 extern int ata_dev_reread_id(struct ata_device *dev, unsigned int readid_flags);
@@ -91,10 +108,7 @@ extern void ata_qc_free(struct ata_queued_cmd *qc);
 extern void ata_qc_issue(struct ata_queued_cmd *qc);
 extern void __ata_qc_complete(struct ata_queued_cmd *qc);
 extern int ata_check_atapi_dma(struct ata_queued_cmd *qc);
-extern void ata_dev_select(struct ata_port *ap, unsigned int device,
-                           unsigned int wait, unsigned int can_sleep);
 extern void swap_buf_le16(u16 *buf, unsigned int buf_words);
-extern int ata_flush_cache(struct ata_device *dev);
 extern void ata_dev_init(struct ata_device *dev);
 extern void ata_link_init(struct ata_port *ap, struct ata_link *link, int pmp);
 extern int sata_link_init_spd(struct ata_link *link);
@@ -165,11 +179,6 @@ extern void ata_schedule_scsi_eh(struct Scsi_Host *shost);
 extern void ata_scsi_dev_rescan(struct work_struct *work);
 extern int ata_bus_probe(struct ata_port *ap);
 
-/* libata-pmp.c */
-extern int sata_pmp_scr_read(struct ata_link *link, int reg, u32 *val);
-extern int sata_pmp_scr_write(struct ata_link *link, int reg, u32 val);
-extern int sata_pmp_attach(struct ata_device *dev);
-
 /* libata-eh.c */
 extern enum scsi_eh_timer_return ata_scsi_timed_out(struct scsi_cmnd *cmd);
 extern void ata_scsi_error(struct Scsi_Host *host);
@@ -193,8 +202,34 @@ extern int ata_eh_recover(struct ata_port *ap, ata_prereset_fn_t prereset,
 			  struct ata_link **r_failed_disk);
 extern void ata_eh_finish(struct ata_port *ap);
 
+/* libata-pmp.c */
+#ifdef CONFIG_SATA_PMP
+extern int sata_pmp_scr_read(struct ata_link *link, int reg, u32 *val);
+extern int sata_pmp_scr_write(struct ata_link *link, int reg, u32 val);
+extern int sata_pmp_attach(struct ata_device *dev);
+#else /* CONFIG_SATA_PMP */
+static inline int sata_pmp_scr_read(struct ata_link *link, int reg, u32 *val)
+{
+	return -EINVAL;
+}
+
+static inline int sata_pmp_scr_write(struct ata_link *link, int reg, u32 val)
+{
+	return -EINVAL;
+}
+
+static inline int sata_pmp_attach(struct ata_device *dev)
+{
+	return -EINVAL;
+}
+#endif /* CONFIG_SATA_PMP */
+
 /* libata-sff.c */
+#ifdef CONFIG_ATA_SFF
+extern void ata_dev_select(struct ata_port *ap, unsigned int device,
+                           unsigned int wait, unsigned int can_sleep);
 extern u8 ata_irq_on(struct ata_port *ap);
-
+extern void ata_pio_task(struct work_struct *work);
+#endif /* CONFIG_ATA_SFF */
 
 #endif /* __LIBATA_H__ */

drivers/ata/pata_acpi.c

@@ -47,7 +47,7 @@ static int pacpi_pre_reset(struct ata_link *link, unsigned long deadline)
 	if (ap->acpi_handle == NULL || ata_acpi_gtm(ap, &acpi->gtm) < 0)
 		return -ENODEV;
 
-	return ata_std_prereset(link, deadline);
+	return ata_sff_prereset(link, deadline);
 }
 
 /**
@@ -67,20 +67,6 @@ static int pacpi_cable_detect(struct ata_port *ap)
 		return ATA_CBL_PATA40;
 }
 
-/**
- *	pacpi_error_handler - Setup and error handler
- *	@ap: Port to handle
- *
- *	LOCKING:
- *	None (inherited from caller).
- */
-
-static void pacpi_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, pacpi_pre_reset, ata_std_softreset, NULL,
-			   ata_std_postreset);
-}
-
 /**
  *	pacpi_discover_modes	-	filter non ACPI modes
  *	@adev: ATA device
@@ -120,7 +106,7 @@ static unsigned long pacpi_discover_modes(struct ata_port *ap, struct ata_device
 static unsigned long pacpi_mode_filter(struct ata_device *adev, unsigned long mask)
 {
 	struct pata_acpi *acpi = adev->link->ap->private_data;
-	return ata_pci_default_filter(adev, mask & acpi->mask[adev->devno]);
+	return ata_bmdma_mode_filter(adev, mask & acpi->mask[adev->devno]);
 }
 
 /**
@@ -176,7 +162,7 @@ static void pacpi_set_dmamode(struct ata_port *ap, struct ata_device *adev)
 }
 
 /**
- *	pacpi_qc_issue_prot	-	command issue
+ *	pacpi_qc_issue	-	command issue
  *	@qc: command pending
  *
  *	Called when the libata layer is about to issue a command. We wrap
@@ -184,14 +170,14 @@ static void pacpi_set_dmamode(struct ata_port *ap, struct ata_device *adev)
  *	neccessary.
  */
 
-static unsigned int pacpi_qc_issue_prot(struct ata_queued_cmd *qc)
+static unsigned int pacpi_qc_issue(struct ata_queued_cmd *qc)
 {
 	struct ata_port *ap = qc->ap;
 	struct ata_device *adev = qc->dev;
 	struct pata_acpi *acpi = ap->private_data;
 
 	if (acpi->gtm.flags & 0x10)
-		return ata_qc_issue_prot(qc);
+		return ata_sff_qc_issue(qc);
 
 	if (adev != acpi->last) {
 		pacpi_set_piomode(ap, adev);
@@ -199,7 +185,7 @@ static unsigned int pacpi_qc_issue_prot(struct ata_queued_cmd *qc)
 			pacpi_set_dmamode(ap, adev);
 		acpi->last = adev;
 	}
-	return ata_qc_issue_prot(qc);
+	return ata_sff_qc_issue(qc);
 }
 
 /**
@@ -232,57 +218,17 @@ static int pacpi_port_start(struct ata_port *ap)
 }
 
 static struct scsi_host_template pacpi_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	/* Use standard CHS mapping rules */
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
-static const struct ata_port_operations pacpi_ops = {
+static struct ata_port_operations pacpi_ops = {
+	.inherits		= &ata_bmdma_port_ops,
+	.qc_issue		= pacpi_qc_issue,
+	.cable_detect		= pacpi_cable_detect,
+	.mode_filter		= pacpi_mode_filter,
 	.set_piomode		= pacpi_set_piomode,
 	.set_dmamode		= pacpi_set_dmamode,
-	.mode_filter		= pacpi_mode_filter,
-
-	/* Task file is PCI ATA format, use helpers */
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= pacpi_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
-	.cable_detect		= pacpi_cable_detect,
-
-	/* BMDMA handling is PCI ATA format, use helpers */
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= pacpi_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
-	/* Timeout handling */
-	.irq_handler		= ata_interrupt,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	/* Generic PATA PCI ATA helpers */
+	.prereset		= pacpi_pre_reset,
 	.port_start		= pacpi_port_start,
 };
 
@@ -304,7 +250,6 @@ static const struct ata_port_operations pacpi_ops = {
 static int pacpi_init_one (struct pci_dev *pdev, const struct pci_device_id *id)
 {
 	static const struct ata_port_info info = {
-		.sht		= &pacpi_sht,
 		.flags		= ATA_FLAG_SLAVE_POSS | ATA_FLAG_SRST,
 
 		.pio_mask	= 0x1f,
@@ -314,7 +259,7 @@ static int pacpi_init_one (struct pci_dev *pdev, const struct pci_device_id *id)
 		.port_ops	= &pacpi_ops,
 	};
 	const struct ata_port_info *ppi[] = { &info, NULL };
-	return ata_pci_init_one(pdev, ppi);
+	return ata_pci_sff_init_one(pdev, ppi, &pacpi_sht, NULL);
 }
 
 static const struct pci_device_id pacpi_pci_tbl[] = {

drivers/ata/pata_ali.c

@@ -121,7 +121,7 @@ static unsigned long ali_20_filter(struct ata_device *adev, unsigned long mask)
 	ata_id_c_string(adev->id, model_num, ATA_ID_PROD, sizeof(model_num));
 	if (strstr(model_num, "WDC"))
 		return mask &= ~ATA_MASK_UDMA;
-	return ata_pci_default_filter(adev, mask);
+	return ata_bmdma_mode_filter(adev, mask);
 }
 
 /**
@@ -339,21 +339,7 @@ static int ali_check_atapi_dma(struct ata_queued_cmd *qc)
 }
 
 static struct scsi_host_template ali_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
 /*
@@ -361,29 +347,15 @@ static struct scsi_host_template ali_sht = {
  */
 
 static struct ata_port_operations ali_early_port_ops = {
-	.set_piomode	= ali_set_piomode,
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
+	.inherits	= &ata_sff_port_ops,
 	.cable_detect	= ata_cable_40wire,
+	.set_piomode	= ali_set_piomode,
+};
 
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+static const struct ata_port_operations ali_dma_base_ops = {
+	.inherits	= &ata_bmdma_port_ops,
+	.set_piomode	= ali_set_piomode,
+	.set_dmamode	= ali_set_dmamode,
 };
 
 /*
@@ -391,115 +363,31 @@ static struct ata_port_operations ali_early_port_ops = {
  *	detect
  */
 static struct ata_port_operations ali_20_port_ops = {
-	.set_piomode	= ali_set_piomode,
-	.set_dmamode	= ali_set_dmamode,
+	.inherits	= &ali_dma_base_ops,
+	.cable_detect	= ata_cable_40wire,
 	.mode_filter	= ali_20_filter,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
 	.check_atapi_dma = ali_check_atapi_dma,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
 	.dev_config	= ali_lock_sectors,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= ata_cable_40wire,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
 };
 
 /*
  *	Port operations for DMA capable ALi with cable detect
  */
 static struct ata_port_operations ali_c2_port_ops = {
-	.set_piomode	= ali_set_piomode,
-	.set_dmamode	= ali_set_dmamode,
-	.mode_filter	= ata_pci_default_filter,
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
+	.inherits	= &ali_dma_base_ops,
 	.check_atapi_dma = ali_check_atapi_dma,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-	.dev_config	= ali_lock_sectors,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
 	.cable_detect	= ali_c2_cable_detect,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+	.dev_config	= ali_lock_sectors,
 };
 
 /*
  *	Port operations for DMA capable ALi with cable detect and LBA48
  */
 static struct ata_port_operations ali_c5_port_ops = {
-	.set_piomode	= ali_set_piomode,
-	.set_dmamode	= ali_set_dmamode,
-	.mode_filter	= ata_pci_default_filter,
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
+	.inherits	= &ali_dma_base_ops,
 	.check_atapi_dma = ali_check_atapi_dma,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
 	.dev_config	= ali_warn_atapi_dma,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
 	.cable_detect	= ali_c2_cable_detect,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
 };
 
 
@@ -561,7 +449,7 @@ static void ali_init_chipset(struct pci_dev *pdev)
 	}
 	pci_dev_put(isa_bridge);
 	pci_dev_put(north);
-	ata_pci_clear_simplex(pdev);
+	ata_pci_bmdma_clear_simplex(pdev);
 }
 /**
  *	ali_init_one		-	discovery callback
@@ -575,14 +463,12 @@ static void ali_init_chipset(struct pci_dev *pdev)
 static int ali_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 {
 	static const struct ata_port_info info_early = {
-		.sht = &ali_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.port_ops = &ali_early_port_ops
 	};
 	/* Revision 0x20 added DMA */
 	static const struct ata_port_info info_20 = {
-		.sht = &ali_sht,
 		.flags = ATA_FLAG_SLAVE_POSS | ATA_FLAG_PIO_LBA48,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
@@ -590,7 +476,6 @@ static int ali_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 	};
 	/* Revision 0x20 with support logic added UDMA */
 	static const struct ata_port_info info_20_udma = {
-		.sht = &ali_sht,
 		.flags = ATA_FLAG_SLAVE_POSS | ATA_FLAG_PIO_LBA48,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
@@ -599,7 +484,6 @@ static int ali_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 	};
 	/* Revision 0xC2 adds UDMA66 */
 	static const struct ata_port_info info_c2 = {
-		.sht = &ali_sht,
 		.flags = ATA_FLAG_SLAVE_POSS | ATA_FLAG_PIO_LBA48,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
@@ -608,7 +492,6 @@ static int ali_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 	};
 	/* Revision 0xC3 is UDMA66 for now */
 	static const struct ata_port_info info_c3 = {
-		.sht = &ali_sht,
 		.flags = ATA_FLAG_SLAVE_POSS | ATA_FLAG_PIO_LBA48,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
@@ -617,7 +500,6 @@ static int ali_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 	};
 	/* Revision 0xC4 is UDMA100 */
 	static const struct ata_port_info info_c4 = {
-		.sht = &ali_sht,
 		.flags = ATA_FLAG_SLAVE_POSS | ATA_FLAG_PIO_LBA48,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
@@ -626,7 +508,6 @@ static int ali_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 	};
 	/* Revision 0xC5 is UDMA133 with LBA48 DMA */
 	static const struct ata_port_info info_c5 = {
-		.sht = &ali_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
@@ -637,6 +518,11 @@ static int ali_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 	const struct ata_port_info *ppi[] = { NULL, NULL };
 	u8 tmp;
 	struct pci_dev *isa_bridge;
+	int rc;
+
+	rc = pcim_enable_device(pdev);
+	if (rc)
+		return rc;
 
 	/*
 	 * The chipset revision selects the driver operations and
@@ -666,14 +552,21 @@ static int ali_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 	        	ppi[0] = &info_20_udma;
 		pci_dev_put(isa_bridge);
 	}
-	return ata_pci_init_one(pdev, ppi);
+	return ata_pci_sff_init_one(pdev, ppi, &ali_sht, NULL);
 }
 
 #ifdef CONFIG_PM
 static int ali_reinit_one(struct pci_dev *pdev)
 {
+	struct ata_host *host = dev_get_drvdata(&pdev->dev);
+	int rc;
+
+	rc = ata_pci_device_do_resume(pdev);
+	if (rc)
+		return rc;
 	ali_init_chipset(pdev);
-	return ata_pci_device_resume(pdev);
+	ata_host_resume(host);
+	return 0;
 }
 #endif
 

drivers/ata/pata_amd.c

@@ -56,7 +56,9 @@ static void timing_setup(struct ata_port *ap, struct ata_device *adev, int offse
 	u8 t;
 
 	T = 1000000000 / amd_clock;
-	UT = T / min_t(int, max_t(int, clock, 1), 2);
+	UT = T;
+	if (clock >= 2)
+		UT = T / 2;
 
 	if (ata_timing_compute(adev, speed, &at, T, UT) < 0) {
 		dev_printk(KERN_ERR, &pdev->dev, "unknown mode %d.\n", speed);
@@ -141,13 +143,7 @@ static int amd_pre_reset(struct ata_link *link, unsigned long deadline)
 	if (!pci_test_config_bits(pdev, &amd_enable_bits[ap->port_no]))
 		return -ENOENT;
 
-	return ata_std_prereset(link, deadline);
-}
-
-static void amd_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, amd_pre_reset, ata_std_softreset, NULL,
-			   ata_std_postreset);
+	return ata_sff_prereset(link, deadline);
 }
 
 static int amd_cable_detect(struct ata_port *ap)
@@ -297,14 +293,7 @@ static int nv_pre_reset(struct ata_link *link, unsigned long deadline)
 	if (!pci_test_config_bits(pdev, &nv_enable_bits[ap->port_no]))
 		return -ENOENT;
 
-	return ata_std_prereset(link, deadline);
-}
-
-static void nv_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, nv_pre_reset,
-			       ata_std_softreset, NULL,
-			       ata_std_postreset);
+	return ata_sff_prereset(link, deadline);
 }
 
 /**
@@ -353,228 +342,66 @@ static void nv_host_stop(struct ata_host *host)
 }
 
 static struct scsi_host_template amd_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
+};
+
+static const struct ata_port_operations amd_base_port_ops = {
+	.inherits	= &ata_bmdma_port_ops,
+	.prereset	= amd_pre_reset,
 };
 
 static struct ata_port_operations amd33_port_ops = {
+	.inherits	= &amd_base_port_ops,
+	.cable_detect	= ata_cable_40wire,
 	.set_piomode	= amd33_set_piomode,
 	.set_dmamode	= amd33_set_dmamode,
-	.mode_filter	= ata_pci_default_filter,
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= amd_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= ata_cable_40wire,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
 };
 
 static struct ata_port_operations amd66_port_ops = {
+	.inherits	= &amd_base_port_ops,
+	.cable_detect	= ata_cable_unknown,
 	.set_piomode	= amd66_set_piomode,
 	.set_dmamode	= amd66_set_dmamode,
-	.mode_filter	= ata_pci_default_filter,
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= amd_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= ata_cable_unknown,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
 };
 
 static struct ata_port_operations amd100_port_ops = {
+	.inherits	= &amd_base_port_ops,
+	.cable_detect	= ata_cable_unknown,
 	.set_piomode	= amd100_set_piomode,
 	.set_dmamode	= amd100_set_dmamode,
-	.mode_filter	= ata_pci_default_filter,
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= amd_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= ata_cable_unknown,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
 };
 
 static struct ata_port_operations amd133_port_ops = {
+	.inherits	= &amd_base_port_ops,
+	.cable_detect	= amd_cable_detect,
 	.set_piomode	= amd133_set_piomode,
 	.set_dmamode	= amd133_set_dmamode,
-	.mode_filter	= ata_pci_default_filter,
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= amd_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= amd_cable_detect,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
+};
 
-	.port_start	= ata_sff_port_start,
+static const struct ata_port_operations nv_base_port_ops = {
+	.inherits	= &ata_bmdma_port_ops,
+	.cable_detect	= ata_cable_ignore,
+	.mode_filter	= nv_mode_filter,
+	.prereset	= nv_pre_reset,
+	.host_stop	= nv_host_stop,
 };
 
 static struct ata_port_operations nv100_port_ops = {
+	.inherits	= &nv_base_port_ops,
 	.set_piomode	= nv100_set_piomode,
 	.set_dmamode	= nv100_set_dmamode,
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= nv_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= ata_cable_ignore,
-	.mode_filter	= nv_mode_filter,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
-	.host_stop	= nv_host_stop,
 };
 
 static struct ata_port_operations nv133_port_ops = {
+	.inherits	= &nv_base_port_ops,
 	.set_piomode	= nv133_set_piomode,
 	.set_dmamode	= nv133_set_dmamode,
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= nv_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= ata_cable_ignore,
-	.mode_filter	= nv_mode_filter,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
-	.host_stop	= nv_host_stop,
 };
 
 static int amd_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 {
 	static const struct ata_port_info info[10] = {
 		{	/* 0: AMD 7401 */
-			.sht = &amd_sht,
 			.flags = ATA_FLAG_SLAVE_POSS,
 			.pio_mask = 0x1f,
 			.mwdma_mask = 0x07,	/* No SWDMA */
@@ -582,7 +409,6 @@ static int amd_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 			.port_ops = &amd33_port_ops
 		},
 		{	/* 1: Early AMD7409 - no swdma */
-			.sht = &amd_sht,
 			.flags = ATA_FLAG_SLAVE_POSS,
 			.pio_mask = 0x1f,
 			.mwdma_mask = 0x07,
@@ -590,7 +416,6 @@ static int amd_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 			.port_ops = &amd66_port_ops
 		},
 		{	/* 2: AMD 7409, no swdma errata */
-			.sht = &amd_sht,
 			.flags = ATA_FLAG_SLAVE_POSS,
 			.pio_mask = 0x1f,
 			.mwdma_mask = 0x07,
@@ -598,7 +423,6 @@ static int amd_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 			.port_ops = &amd66_port_ops
 		},
 		{	/* 3: AMD 7411 */
-			.sht = &amd_sht,
 			.flags = ATA_FLAG_SLAVE_POSS,
 			.pio_mask = 0x1f,
 			.mwdma_mask = 0x07,
@@ -606,7 +430,6 @@ static int amd_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 			.port_ops = &amd100_port_ops
 		},
 		{	/* 4: AMD 7441 */
-			.sht = &amd_sht,
 			.flags = ATA_FLAG_SLAVE_POSS,
 			.pio_mask = 0x1f,
 			.mwdma_mask = 0x07,
@@ -614,7 +437,6 @@ static int amd_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 			.port_ops = &amd100_port_ops
 		},
 		{	/* 5: AMD 8111*/
-			.sht = &amd_sht,
 			.flags = ATA_FLAG_SLAVE_POSS,
 			.pio_mask = 0x1f,
 			.mwdma_mask = 0x07,
@@ -622,7 +444,6 @@ static int amd_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 			.port_ops = &amd133_port_ops
 		},
 		{	/* 6: AMD 8111 UDMA 100 (Serenade) */
-			.sht = &amd_sht,
 			.flags = ATA_FLAG_SLAVE_POSS,
 			.pio_mask = 0x1f,
 			.mwdma_mask = 0x07,
@@ -630,7 +451,6 @@ static int amd_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 			.port_ops = &amd133_port_ops
 		},
 		{	/* 7: Nvidia Nforce */
-			.sht = &amd_sht,
 			.flags = ATA_FLAG_SLAVE_POSS,
 			.pio_mask = 0x1f,
 			.mwdma_mask = 0x07,
@@ -638,7 +458,6 @@ static int amd_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 			.port_ops = &nv100_port_ops
 		},
 		{	/* 8: Nvidia Nforce2 and later */
-			.sht = &amd_sht,
 			.flags = ATA_FLAG_SLAVE_POSS,
 			.pio_mask = 0x1f,
 			.mwdma_mask = 0x07,
@@ -646,7 +465,6 @@ static int amd_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 			.port_ops = &nv133_port_ops
 		},
 		{	/* 9: AMD CS5536 (Geode companion) */
-			.sht = &amd_sht,
 			.flags = ATA_FLAG_SLAVE_POSS,
 			.pio_mask = 0x1f,
 			.mwdma_mask = 0x07,
@@ -654,15 +472,20 @@ static int amd_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 			.port_ops = &amd100_port_ops
 		}
 	};
-	struct ata_port_info pi;
-	const struct ata_port_info *ppi[] = { &pi, NULL };
+	const struct ata_port_info *ppi[] = { NULL, NULL };
 	static int printed_version;
 	int type = id->driver_data;
+	void *hpriv = NULL;
 	u8 fifo;
+	int rc;
 
 	if (!printed_version++)
 		dev_printk(KERN_DEBUG, &pdev->dev, "version " DRV_VERSION "\n");
 
+	rc = pcim_enable_device(pdev);
+	if (rc)
+		return rc;
+
 	pci_read_config_byte(pdev, 0x41, &fifo);
 
 	/* Check for AMD7409 without swdma errata and if found adjust type */
@@ -677,10 +500,10 @@ static int amd_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 	/*
 	 * Okay, type is determined now.  Apply type-specific workarounds.
 	 */
-	pi = info[type];
+	ppi[0] = &info[type];
 
 	if (type < 3)
-		ata_pci_clear_simplex(pdev);
+		ata_pci_bmdma_clear_simplex(pdev);
 
 	/* Check for AMD7411 */
 	if (type == 3)
@@ -696,16 +519,23 @@ static int amd_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 		u32 udma;
 
 		pci_read_config_dword(pdev, 0x60, &udma);
-		pi.private_data = (void *)(unsigned long)udma;
+		hpriv = (void *)(unsigned long)udma;
 	}
 
 	/* And fire it up */
-	return ata_pci_init_one(pdev, ppi);
+	return ata_pci_sff_init_one(pdev, ppi, &amd_sht, hpriv);
 }
 
 #ifdef CONFIG_PM
 static int amd_reinit_one(struct pci_dev *pdev)
 {
+	struct ata_host *host = dev_get_drvdata(&pdev->dev);
+	int rc;
+
+	rc = ata_pci_device_do_resume(pdev);
+	if (rc)
+		return rc;
+
 	if (pdev->vendor == PCI_VENDOR_ID_AMD) {
 		u8 fifo;
 		pci_read_config_byte(pdev, 0x41, &fifo);
@@ -716,9 +546,11 @@ static int amd_reinit_one(struct pci_dev *pdev)
 			pci_write_config_byte(pdev, 0x41, fifo | 0xF0);
 		if (pdev->device == PCI_DEVICE_ID_AMD_VIPER_7409 ||
 		    pdev->device == PCI_DEVICE_ID_AMD_COBRA_7401)
-		    	ata_pci_clear_simplex(pdev);
+			ata_pci_bmdma_clear_simplex(pdev);
 	}
-	return ata_pci_device_resume(pdev);
+
+	ata_host_resume(host);
+	return 0;
 }
 #endif
 

drivers/ata/pata_artop.c

@@ -52,22 +52,7 @@ static int artop6210_pre_reset(struct ata_link *link, unsigned long deadline)
 	if (!pci_test_config_bits(pdev, &artop_enable_bits[ap->port_no]))
 		return -ENOENT;
 
-	return ata_std_prereset(link, deadline);
-}
-
-/**
- *	artop6210_error_handler - Probe specified port on PATA host controller
- *	@ap: Port to probe
- *
- *	LOCKING:
- *	None (inherited from caller).
- */
-
-static void artop6210_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, artop6210_pre_reset,
-				    ata_std_softreset, NULL,
-				    ata_std_postreset);
+	return ata_sff_prereset(link, deadline);
 }
 
 /**
@@ -93,7 +78,7 @@ static int artop6260_pre_reset(struct ata_link *link, unsigned long deadline)
 	if (pdev->device % 1 && !pci_test_config_bits(pdev, &artop_enable_bits[ap->port_no]))
 		return -ENOENT;
 
-	return ata_std_prereset(link, deadline);
+	return ata_sff_prereset(link, deadline);
 }
 
 /**
@@ -113,21 +98,6 @@ static int artop6260_cable_detect(struct ata_port *ap)
 	return ATA_CBL_PATA80;
 }
 
-/**
- *	artop6260_error_handler - Probe specified port on PATA host controller
- *	@ap: Port to probe
- *
- *	LOCKING:
- *	None (inherited from caller).
- */
-
-static void artop6260_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, artop6260_pre_reset,
-				    ata_std_softreset, NULL,
-				    ata_std_postreset);
-}
-
 /**
  *	artop6210_load_piomode - Load a set of PATA PIO timings
  *	@ap: Port whose timings we are configuring
@@ -314,85 +284,23 @@ static void artop6260_set_dmamode (struct ata_port *ap, struct ata_device *adev)
 }
 
 static struct scsi_host_template artop_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
-static const struct ata_port_operations artop6210_ops = {
+static struct ata_port_operations artop6210_ops = {
+	.inherits		= &ata_bmdma_port_ops,
+	.cable_detect		= ata_cable_40wire,
 	.set_piomode		= artop6210_set_piomode,
 	.set_dmamode		= artop6210_set_dmamode,
-	.mode_filter		= ata_pci_default_filter,
-
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= artop6210_error_handler,
-	.post_internal_cmd 	= ata_bmdma_post_internal_cmd,
-	.cable_detect		= ata_cable_40wire,
-
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-
-	.data_xfer		= ata_data_xfer,
-
-	.irq_handler		= ata_interrupt,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.port_start		= ata_sff_port_start,
+	.prereset		= artop6210_pre_reset,
 };
 
-static const struct ata_port_operations artop6260_ops = {
+static struct ata_port_operations artop6260_ops = {
+	.inherits		= &ata_bmdma_port_ops,
+	.cable_detect		= artop6260_cable_detect,
 	.set_piomode		= artop6260_set_piomode,
 	.set_dmamode		= artop6260_set_dmamode,
-
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= artop6260_error_handler,
-	.post_internal_cmd 	= ata_bmdma_post_internal_cmd,
-	.cable_detect		= artop6260_cable_detect,
-
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
-	.irq_handler		= ata_interrupt,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.port_start		= ata_sff_port_start,
+	.prereset		= artop6260_pre_reset,
 };
 
 
@@ -414,7 +322,6 @@ static int artop_init_one (struct pci_dev *pdev, const struct pci_device_id *id)
 {
 	static int printed_version;
 	static const struct ata_port_info info_6210 = {
-		.sht		= &artop_sht,
 		.flags		= ATA_FLAG_SLAVE_POSS,
 		.pio_mask	= 0x1f,	/* pio0-4 */
 		.mwdma_mask	= 0x07, /* mwdma0-2 */
@@ -422,7 +329,6 @@ static int artop_init_one (struct pci_dev *pdev, const struct pci_device_id *id)
 		.port_ops	= &artop6210_ops,
 	};
 	static const struct ata_port_info info_626x = {
-		.sht		= &artop_sht,
 		.flags		= ATA_FLAG_SLAVE_POSS,
 		.pio_mask	= 0x1f,	/* pio0-4 */
 		.mwdma_mask	= 0x07, /* mwdma0-2 */
@@ -430,7 +336,6 @@ static int artop_init_one (struct pci_dev *pdev, const struct pci_device_id *id)
 		.port_ops	= &artop6260_ops,
 	};
 	static const struct ata_port_info info_628x = {
-		.sht		= &artop_sht,
 		.flags		= ATA_FLAG_SLAVE_POSS,
 		.pio_mask	= 0x1f,	/* pio0-4 */
 		.mwdma_mask	= 0x07, /* mwdma0-2 */
@@ -438,7 +343,6 @@ static int artop_init_one (struct pci_dev *pdev, const struct pci_device_id *id)
 		.port_ops	= &artop6260_ops,
 	};
 	static const struct ata_port_info info_628x_fast = {
-		.sht		= &artop_sht,
 		.flags		= ATA_FLAG_SLAVE_POSS,
 		.pio_mask	= 0x1f,	/* pio0-4 */
 		.mwdma_mask	= 0x07, /* mwdma0-2 */
@@ -446,11 +350,16 @@ static int artop_init_one (struct pci_dev *pdev, const struct pci_device_id *id)
 		.port_ops	= &artop6260_ops,
 	};
 	const struct ata_port_info *ppi[] = { NULL, NULL };
+	int rc;
 
 	if (!printed_version++)
 		dev_printk(KERN_DEBUG, &pdev->dev,
 			   "version " DRV_VERSION "\n");
 
+	rc = pcim_enable_device(pdev);
+	if (rc)
+		return rc;
+
 	if (id->driver_data == 0) {	/* 6210 variant */
 		ppi[0] = &info_6210;
 		ppi[1] = &ata_dummy_port_info;
@@ -491,7 +400,7 @@ static int artop_init_one (struct pci_dev *pdev, const struct pci_device_id *id)
 
 	BUG_ON(ppi[0] == NULL);
 
-	return ata_pci_init_one(pdev, ppi);
+	return ata_pci_sff_init_one(pdev, ppi, &artop_sht, NULL);
 }
 
 static const struct pci_device_id artop_pci_tbl[] = {

drivers/ata/pata_at32.c

@@ -166,52 +166,14 @@ static void pata_at32_set_piomode(struct ata_port *ap, struct ata_device *adev)
 	}
 }
 
-static void pata_at32_irq_clear(struct ata_port *ap)
-{
-	/* No DMA controller yet */
-}
-
 static struct scsi_host_template at32_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_PIO_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations at32_port_ops = {
-	.set_piomode		= pata_at32_set_piomode,
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.exec_command		= ata_exec_command,
-	.check_status		= ata_check_status,
-	.dev_select		= ata_std_dev_select,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= ata_bmdma_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
+	.inherits		= &ata_sff_port_ops,
 	.cable_detect		= ata_cable_40wire,
-
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-
-	.data_xfer		= ata_data_xfer,
-
-	.irq_clear		= pata_at32_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.port_start		= ata_sff_port_start,
+	.set_piomode		= pata_at32_set_piomode,
 };
 
 static int __init pata_at32_init_one(struct device *dev,
@@ -261,7 +223,7 @@ static int __init pata_at32_init_one(struct device *dev,
 	host->private_data = info;
 
 	/* Register ATA device and return */
-	return ata_host_activate(host, info->irq, ata_interrupt,
+	return ata_host_activate(host, info->irq, ata_sff_interrupt,
 				 IRQF_SHARED | IRQF_TRIGGER_RISING,
 				 &at32_sht);
 }

drivers/ata/pata_atiixp.c

@@ -45,12 +45,7 @@ static int atiixp_pre_reset(struct ata_link *link, unsigned long deadline)
 	if (!pci_test_config_bits(pdev, &atiixp_enable_bits[ap->port_no]))
 		return -ENOENT;
 
-	return ata_std_prereset(link, deadline);
-}
-
-static void atiixp_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, atiixp_pre_reset, ata_std_softreset, NULL,   ata_std_postreset);
+	return ata_sff_prereset(link, deadline);
 }
 
 static int atiixp_cable_detect(struct ata_port *ap)
@@ -221,60 +216,26 @@ static void atiixp_bmdma_stop(struct ata_queued_cmd *qc)
 }
 
 static struct scsi_host_template atiixp_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
+	ATA_BMDMA_SHT(DRV_NAME),
 	.sg_tablesize		= LIBATA_DUMB_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
 };
 
 static struct ata_port_operations atiixp_port_ops = {
-	.set_piomode	= atiixp_set_piomode,
-	.set_dmamode	= atiixp_set_dmamode,
-	.mode_filter	= ata_pci_default_filter,
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= atiixp_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= atiixp_cable_detect,
+	.inherits	= &ata_bmdma_port_ops,
 
-	.bmdma_setup 	= ata_bmdma_setup,
+	.qc_prep 	= ata_sff_dumb_qc_prep,
 	.bmdma_start 	= atiixp_bmdma_start,
 	.bmdma_stop	= atiixp_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
 
-	.qc_prep 	= ata_dumb_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+	.cable_detect	= atiixp_cable_detect,
+	.set_piomode	= atiixp_set_piomode,
+	.set_dmamode	= atiixp_set_dmamode,
+	.prereset	= atiixp_pre_reset,
 };
 
 static int atiixp_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 {
 	static const struct ata_port_info info = {
-		.sht = &atiixp_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x06,	/* No MWDMA0 support */
@@ -282,7 +243,7 @@ static int atiixp_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 		.port_ops = &atiixp_port_ops
 	};
 	const struct ata_port_info *ppi[] = { &info, NULL };
-	return ata_pci_init_one(dev, ppi);
+	return ata_pci_sff_init_one(dev, ppi, &atiixp_sht, NULL);
 }
 
 static const struct pci_device_id atiixp[] = {

drivers/ata/pata_bf54x.c

@@ -674,7 +674,7 @@ static void read_atapi_data(void __iomem *base,
  *	@ap: Port to which output is sent
  *	@tf: ATA taskfile register set
  *
- *	Note: Original code is ata_tf_load().
+ *	Note: Original code is ata_sff_tf_load().
  */
 
 static void bfin_tf_load(struct ata_port *ap, const struct ata_taskfile *tf)
@@ -745,7 +745,7 @@ static u8 bfin_check_status(struct ata_port *ap)
  *	@ap: Port from which input is read
  *	@tf: ATA taskfile register set for storing input
  *
- *	Note: Original code is ata_tf_read().
+ *	Note: Original code is ata_sff_tf_read().
  */
 
 static void bfin_tf_read(struct ata_port *ap, struct ata_taskfile *tf)
@@ -775,7 +775,7 @@ static void bfin_tf_read(struct ata_port *ap, struct ata_taskfile *tf)
  *	@ap: port to which command is being issued
  *	@tf: ATA taskfile register set
  *
- *	Note: Original code is ata_exec_command().
+ *	Note: Original code is ata_sff_exec_command().
  */
 
 static void bfin_exec_command(struct ata_port *ap,
@@ -785,7 +785,7 @@ static void bfin_exec_command(struct ata_port *ap,
 	dev_dbg(ap->dev, "ata%u: cmd 0x%X\n", ap->print_id, tf->command);
 
 	write_atapi_register(base, ATA_REG_CMD, tf->command);
-	ata_pause(ap);
+	ata_sff_pause(ap);
 }
 
 /**
@@ -800,14 +800,14 @@ static u8 bfin_check_altstatus(struct ata_port *ap)
 }
 
 /**
- *	bfin_std_dev_select - Select device 0/1 on ATA bus
+ *	bfin_dev_select - Select device 0/1 on ATA bus
  *	@ap: ATA channel to manipulate
  *	@device: ATA device (numbered from zero) to select
  *
- *	Note: Original code is ata_std_dev_select().
+ *	Note: Original code is ata_sff_dev_select().
  */
 
-static void bfin_std_dev_select(struct ata_port *ap, unsigned int device)
+static void bfin_dev_select(struct ata_port *ap, unsigned int device)
 {
 	void __iomem *base = (void __iomem *)ap->ioaddr.ctl_addr;
 	u8 tmp;
@@ -818,7 +818,7 @@ static void bfin_std_dev_select(struct ata_port *ap, unsigned int device)
 		tmp = ATA_DEVICE_OBS | ATA_DEV1;
 
 	write_atapi_register(base, ATA_REG_DEVICE, tmp);
-	ata_pause(ap);
+	ata_sff_pause(ap);
 }
 
 /**
@@ -977,7 +977,7 @@ static unsigned int bfin_devchk(struct ata_port *ap,
 	void __iomem *base = (void __iomem *)ap->ioaddr.ctl_addr;
 	u8 nsect, lbal;
 
-	bfin_std_dev_select(ap, device);
+	bfin_dev_select(ap, device);
 
 	write_atapi_register(base, ATA_REG_NSECT, 0x55);
 	write_atapi_register(base, ATA_REG_LBAL, 0xaa);
@@ -1014,7 +1014,7 @@ static void bfin_bus_post_reset(struct ata_port *ap, unsigned int devmask)
 	 * BSY bit to clear
 	 */
 	if (dev0)
-		ata_busy_sleep(ap, ATA_TMOUT_BOOT_QUICK, ATA_TMOUT_BOOT);
+		ata_sff_busy_sleep(ap, ATA_TMOUT_BOOT_QUICK, ATA_TMOUT_BOOT);
 
 	/* if device 1 was found in ata_devchk, wait for
 	 * register access, then wait for BSY to clear
@@ -1023,7 +1023,7 @@ static void bfin_bus_post_reset(struct ata_port *ap, unsigned int devmask)
 	while (dev1) {
 		u8 nsect, lbal;
 
-		bfin_std_dev_select(ap, 1);
+		bfin_dev_select(ap, 1);
 		nsect = read_atapi_register(base, ATA_REG_NSECT);
 		lbal = read_atapi_register(base, ATA_REG_LBAL);
 		if ((nsect == 1) && (lbal == 1))
@@ -1035,14 +1035,14 @@ static void bfin_bus_post_reset(struct ata_port *ap, unsigned int devmask)
 		msleep(50);	/* give drive a breather */
 	}
 	if (dev1)
-		ata_busy_sleep(ap, ATA_TMOUT_BOOT_QUICK, ATA_TMOUT_BOOT);
+		ata_sff_busy_sleep(ap, ATA_TMOUT_BOOT_QUICK, ATA_TMOUT_BOOT);
 
 	/* is all this really necessary? */
-	bfin_std_dev_select(ap, 0);
+	bfin_dev_select(ap, 0);
 	if (dev1)
-		bfin_std_dev_select(ap, 1);
+		bfin_dev_select(ap, 1);
 	if (dev0)
-		bfin_std_dev_select(ap, 0);
+		bfin_dev_select(ap, 0);
 }
 
 /**
@@ -1088,26 +1088,21 @@ static unsigned int bfin_bus_softreset(struct ata_port *ap,
 }
 
 /**
- *	bfin_std_softreset - reset host port via ATA SRST
+ *	bfin_softreset - reset host port via ATA SRST
  *	@ap: port to reset
  *	@classes: resulting classes of attached devices
  *
- *	Note: Original code is ata_std_softreset().
+ *	Note: Original code is ata_sff_softreset().
  */
 
-static int bfin_std_softreset(struct ata_link *link, unsigned int *classes,
-		unsigned long deadline)
+static int bfin_softreset(struct ata_link *link, unsigned int *classes,
+			  unsigned long deadline)
 {
 	struct ata_port *ap = link->ap;
 	unsigned int slave_possible = ap->flags & ATA_FLAG_SLAVE_POSS;
 	unsigned int devmask = 0, err_mask;
 	u8 err;
 
-	if (ata_link_offline(link)) {
-		classes[0] = ATA_DEV_NONE;
-		goto out;
-	}
-
 	/* determine if device 0/1 are present */
 	if (bfin_devchk(ap, 0))
 		devmask |= (1 << 0);
@@ -1115,7 +1110,7 @@ static int bfin_std_softreset(struct ata_link *link, unsigned int *classes,
 		devmask |= (1 << 1);
 
 	/* select device 0 again */
-	bfin_std_dev_select(ap, 0);
+	bfin_dev_select(ap, 0);
 
 	/* issue bus reset */
 	err_mask = bfin_bus_softreset(ap, devmask);
@@ -1126,13 +1121,12 @@ static int bfin_std_softreset(struct ata_link *link, unsigned int *classes,
 	}
 
 	/* determine by signature whether we have ATA or ATAPI devices */
-	classes[0] = ata_dev_try_classify(&ap->link.device[0],
+	classes[0] = ata_sff_dev_classify(&ap->link.device[0],
 				devmask & (1 << 0), &err);
 	if (slave_possible && err != 0x81)
-		classes[1] = ata_dev_try_classify(&ap->link.device[1],
+		classes[1] = ata_sff_dev_classify(&ap->link.device[1],
 					devmask & (1 << 1), &err);
 
- out:
 	return 0;
 }
 
@@ -1167,7 +1161,7 @@ static unsigned char bfin_bmdma_status(struct ata_port *ap)
  *	@buflen: buffer length
  *	@write_data: read/write
  *
- *	Note: Original code is ata_data_xfer().
+ *	Note: Original code is ata_sff_data_xfer().
  */
 
 static unsigned int bfin_data_xfer(struct ata_device *dev, unsigned char *buf,
@@ -1206,7 +1200,7 @@ static unsigned int bfin_data_xfer(struct ata_device *dev, unsigned char *buf,
  *	bfin_irq_clear - Clear ATAPI interrupt.
  *	@ap: Port associated with this ATA transaction.
  *
- *	Note: Original code is ata_bmdma_irq_clear().
+ *	Note: Original code is ata_sff_irq_clear().
  */
 
 static void bfin_irq_clear(struct ata_port *ap)
@@ -1223,7 +1217,7 @@ static void bfin_irq_clear(struct ata_port *ap)
  *	bfin_irq_on - Enable interrupts on a port.
  *	@ap: Port on which interrupts are enabled.
  *
- *	Note: Original code is ata_irq_on().
+ *	Note: Original code is ata_sff_irq_on().
  */
 
 static unsigned char bfin_irq_on(struct ata_port *ap)
@@ -1244,13 +1238,13 @@ static unsigned char bfin_irq_on(struct ata_port *ap)
 }
 
 /**
- *	bfin_bmdma_freeze - Freeze DMA controller port
+ *	bfin_freeze - Freeze DMA controller port
  *	@ap: port to freeze
  *
- *	Note: Original code is ata_bmdma_freeze().
+ *	Note: Original code is ata_sff_freeze().
  */
 
-static void bfin_bmdma_freeze(struct ata_port *ap)
+static void bfin_freeze(struct ata_port *ap)
 {
 	void __iomem *base = (void __iomem *)ap->ioaddr.ctl_addr;
 
@@ -1264,19 +1258,19 @@ static void bfin_bmdma_freeze(struct ata_port *ap)
 	 * ATA_NIEN manipulation.  Also, many controllers fail to mask
 	 * previously pending IRQ on ATA_NIEN assertion.  Clear it.
 	 */
-	ata_chk_status(ap);
+	ap->ops->sff_check_status(ap);
 
 	bfin_irq_clear(ap);
 }
 
 /**
- *	bfin_bmdma_thaw - Thaw DMA controller port
+ *	bfin_thaw - Thaw DMA controller port
  *	@ap: port to thaw
  *
- *	Note: Original code is ata_bmdma_thaw().
+ *	Note: Original code is ata_sff_thaw().
  */
 
-void bfin_bmdma_thaw(struct ata_port *ap)
+void bfin_thaw(struct ata_port *ap)
 {
 	bfin_check_status(ap);
 	bfin_irq_clear(ap);
@@ -1284,14 +1278,14 @@ void bfin_bmdma_thaw(struct ata_port *ap)
 }
 
 /**
- *	bfin_std_postreset - standard postreset callback
+ *	bfin_postreset - standard postreset callback
  *	@ap: the target ata_port
  *	@classes: classes of attached devices
  *
- *	Note: Original code is ata_std_postreset().
+ *	Note: Original code is ata_sff_postreset().
  */
 
-static void bfin_std_postreset(struct ata_link *link, unsigned int *classes)
+static void bfin_postreset(struct ata_link *link, unsigned int *classes)
 {
 	struct ata_port *ap = link->ap;
 	void __iomem *base = (void __iomem *)ap->ioaddr.ctl_addr;
@@ -1301,9 +1295,9 @@ static void bfin_std_postreset(struct ata_link *link, unsigned int *classes)
 
 	/* is double-select really necessary? */
 	if (classes[0] != ATA_DEV_NONE)
-		bfin_std_dev_select(ap, 1);
+		bfin_dev_select(ap, 1);
 	if (classes[1] != ATA_DEV_NONE)
-		bfin_std_dev_select(ap, 0);
+		bfin_dev_select(ap, 0);
 
 	/* bail out if no device is present */
 	if (classes[0] == ATA_DEV_NONE && classes[1] == ATA_DEV_NONE) {
@@ -1314,17 +1308,6 @@ static void bfin_std_postreset(struct ata_link *link, unsigned int *classes)
 	write_atapi_register(base, ATA_REG_CTRL, ap->ctl);
 }
 
-/**
- *	bfin_error_handler - Stock error handler for DMA controller
- *	@ap: port to handle error for
- */
-
-static void bfin_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, ata_std_prereset, bfin_std_softreset, NULL,
-			   bfin_std_postreset);
-}
-
 static void bfin_port_stop(struct ata_port *ap)
 {
 	dev_dbg(ap->dev, "in atapi port stop\n");
@@ -1357,51 +1340,40 @@ static int bfin_port_start(struct ata_port *ap)
 }
 
 static struct scsi_host_template bfin_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
+	ATA_BASE_SHT(DRV_NAME),
 	.sg_tablesize		= SG_NONE,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
 	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
 };
 
 static const struct ata_port_operations bfin_pata_ops = {
+	.inherits		= &ata_sff_port_ops,
+
 	.set_piomode		= bfin_set_piomode,
 	.set_dmamode		= bfin_set_dmamode,
 
-	.tf_load		= bfin_tf_load,
-	.tf_read		= bfin_tf_read,
-	.exec_command		= bfin_exec_command,
-	.check_status		= bfin_check_status,
-	.check_altstatus	= bfin_check_altstatus,
-	.dev_select		= bfin_std_dev_select,
+	.sff_tf_load		= bfin_tf_load,
+	.sff_tf_read		= bfin_tf_read,
+	.sff_exec_command	= bfin_exec_command,
+	.sff_check_status	= bfin_check_status,
+	.sff_check_altstatus	= bfin_check_altstatus,
+	.sff_dev_select		= bfin_dev_select,
 
 	.bmdma_setup		= bfin_bmdma_setup,
 	.bmdma_start		= bfin_bmdma_start,
 	.bmdma_stop		= bfin_bmdma_stop,
 	.bmdma_status		= bfin_bmdma_status,
-	.data_xfer		= bfin_data_xfer,
+	.sff_data_xfer		= bfin_data_xfer,
 
 	.qc_prep		= ata_noop_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
 
-	.freeze			= bfin_bmdma_freeze,
-	.thaw			= bfin_bmdma_thaw,
-	.error_handler		= bfin_error_handler,
+	.freeze			= bfin_freeze,
+	.thaw			= bfin_thaw,
+	.softreset		= bfin_softreset,
+	.postreset		= bfin_postreset,
 	.post_internal_cmd	= bfin_bmdma_stop,
 
-	.irq_handler		= ata_interrupt,
-	.irq_clear		= bfin_irq_clear,
-	.irq_on			= bfin_irq_on,
+	.sff_irq_clear		= bfin_irq_clear,
+	.sff_irq_on		= bfin_irq_on,
 
 	.port_start		= bfin_port_start,
 	.port_stop		= bfin_port_stop,
@@ -1409,7 +1381,6 @@ static const struct ata_port_operations bfin_pata_ops = {
 
 static struct ata_port_info bfin_port_info[] = {
 	{
-		.sht		= &bfin_sht,
 		.flags		= ATA_FLAG_SLAVE_POSS
 				| ATA_FLAG_MMIO
 				| ATA_FLAG_NO_LEGACY,
@@ -1536,7 +1507,7 @@ static int __devinit bfin_atapi_probe(struct platform_device *pdev)
 	}
 
 	if (ata_host_activate(host, platform_get_irq(pdev, 0),
-		ata_interrupt, IRQF_SHARED, &bfin_sht) != 0) {
+		ata_sff_interrupt, IRQF_SHARED, &bfin_sht) != 0) {
 		peripheral_free_list(atapi_io_port);
 		dev_err(&pdev->dev, "Fail to attach ATAPI device\n");
 		return -ENODEV;

drivers/ata/pata_cmd640.c

@@ -107,8 +107,8 @@ static void cmd640_set_piomode(struct ata_port *ap, struct ata_device *adev)
 		pci_write_config_byte(pdev, arttim + 1, (t.active << 4) | t.recover);
 	} else {
 		/* Save the shared timings for channel, they will be loaded
-		   by qc_issue_prot. Reloading the setup time is expensive
-		   so we keep a merged one loaded */
+		   by qc_issue. Reloading the setup time is expensive so we
+		   keep a merged one loaded */
 		pci_read_config_byte(pdev, ARTIM23, &reg);
 		reg &= 0x3F;
 		reg |= t.setup;
@@ -119,14 +119,14 @@ static void cmd640_set_piomode(struct ata_port *ap, struct ata_device *adev)
 
 
 /**
- *	cmd640_qc_issue_prot	-	command preparation hook
+ *	cmd640_qc_issue	-	command preparation hook
  *	@qc: Command to be issued
  *
  *	Channel 1 has shared timings. We must reprogram the
  *	clock each drive 2/3 switch we do.
  */
 
-static unsigned int cmd640_qc_issue_prot(struct ata_queued_cmd *qc)
+static unsigned int cmd640_qc_issue(struct ata_queued_cmd *qc)
 {
 	struct ata_port *ap = qc->ap;
 	struct ata_device *adev = qc->dev;
@@ -137,7 +137,7 @@ static unsigned int cmd640_qc_issue_prot(struct ata_queued_cmd *qc)
 		pci_write_config_byte(pdev, DRWTIM23, timing->reg58[adev->devno]);
 		timing->last = adev->devno;
 	}
-	return ata_qc_issue_prot(qc);
+	return ata_sff_qc_issue(qc);
 }
 
 /**
@@ -166,53 +166,16 @@ static int cmd640_port_start(struct ata_port *ap)
 }
 
 static struct scsi_host_template cmd640_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations cmd640_port_ops = {
-	.set_piomode	= cmd640_set_piomode,
-	.mode_filter	= ata_pci_default_filter,
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
+	.inherits	= &ata_bmdma_port_ops,
+	/* In theory xfer_noirq is not needed once we kill the prefetcher */
+	.sff_data_xfer	= ata_sff_data_xfer_noirq,
+	.qc_issue	= cmd640_qc_issue,
 	.cable_detect	= ata_cable_40wire,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= cmd640_qc_issue_prot,
-
-	/* In theory this is not needed once we kill the prefetcher */
-	.data_xfer	= ata_data_xfer_noirq,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
+	.set_piomode	= cmd640_set_piomode,
 	.port_start	= cmd640_port_start,
 };
 
@@ -248,26 +211,36 @@ static void cmd640_hardware_init(struct pci_dev *pdev)
 static int cmd640_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 {
 	static const struct ata_port_info info = {
-		.sht = &cmd640_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.port_ops = &cmd640_port_ops
 	};
 	const struct ata_port_info *ppi[] = { &info, NULL };
+	int rc;
+
+	rc = pcim_enable_device(pdev);
+	if (rc)
+		return rc;
 
 	cmd640_hardware_init(pdev);
-	return ata_pci_init_one(pdev, ppi);
+
+	return ata_pci_sff_init_one(pdev, ppi, &cmd640_sht, NULL);
 }
 
+#ifdef CONFIG_PM
 static int cmd640_reinit_one(struct pci_dev *pdev)
 {
+	struct ata_host *host = dev_get_drvdata(&pdev->dev);
+	int rc;
+
+	rc = ata_pci_device_do_resume(pdev);
+	if (rc)
+		return rc;
 	cmd640_hardware_init(pdev);
-#ifdef CONFIG_PM
-	return ata_pci_device_resume(pdev);
-#else
+	ata_host_resume(host);
 	return 0;
-#endif
 }
+#endif
 
 static const struct pci_device_id cmd640[] = {
 	{ PCI_VDEVICE(CMD, 0x640), 0 },
@@ -281,8 +254,8 @@ static struct pci_driver cmd640_pci_driver = {
 	.remove		= ata_pci_remove_one,
 #ifdef CONFIG_PM
 	.suspend	= ata_pci_device_suspend,
-#endif
 	.resume		= cmd640_reinit_one,
+#endif
 };
 
 static int __init cmd640_init(void)

drivers/ata/pata_cmd64x.c

@@ -266,120 +266,30 @@ static void cmd646r1_bmdma_stop(struct ata_queued_cmd *qc)
 }
 
 static struct scsi_host_template cmd64x_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
-static struct ata_port_operations cmd64x_port_ops = {
+static const struct ata_port_operations cmd64x_base_ops = {
+	.inherits	= &ata_bmdma_port_ops,
 	.set_piomode	= cmd64x_set_piomode,
 	.set_dmamode	= cmd64x_set_dmamode,
-	.mode_filter	= ata_pci_default_filter,
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= ata_cable_40wire,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_port_start,
 };
 
-static struct ata_port_operations cmd646r1_port_ops = {
-	.set_piomode	= cmd64x_set_piomode,
-	.set_dmamode	= cmd64x_set_dmamode,
-	.mode_filter	= ata_pci_default_filter,
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
+static struct ata_port_operations cmd64x_port_ops = {
+	.inherits	= &cmd64x_base_ops,
 	.cable_detect	= ata_cable_40wire,
+};
 
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
+static struct ata_port_operations cmd646r1_port_ops = {
+	.inherits	= &cmd64x_base_ops,
 	.bmdma_stop	= cmd646r1_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_port_start,
+	.cable_detect	= ata_cable_40wire,
 };
 
 static struct ata_port_operations cmd648_port_ops = {
-	.set_piomode	= cmd64x_set_piomode,
-	.set_dmamode	= cmd64x_set_dmamode,
-	.mode_filter	= ata_pci_default_filter,
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= cmd648_cable_detect,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
+	.inherits	= &cmd64x_base_ops,
 	.bmdma_stop	= cmd648_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_port_start,
+	.cable_detect	= cmd648_cable_detect,
 };
 
 static int cmd64x_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
@@ -388,21 +298,18 @@ static int cmd64x_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 
 	static const struct ata_port_info cmd_info[6] = {
 		{	/* CMD 643 - no UDMA */
-			.sht = &cmd64x_sht,
 			.flags = ATA_FLAG_SLAVE_POSS,
 			.pio_mask = 0x1f,
 			.mwdma_mask = 0x07,
 			.port_ops = &cmd64x_port_ops
 		},
 		{	/* CMD 646 with broken UDMA */
-			.sht = &cmd64x_sht,
 			.flags = ATA_FLAG_SLAVE_POSS,
 			.pio_mask = 0x1f,
 			.mwdma_mask = 0x07,
 			.port_ops = &cmd64x_port_ops
 		},
 		{	/* CMD 646 with working UDMA */
-			.sht = &cmd64x_sht,
 			.flags = ATA_FLAG_SLAVE_POSS,
 			.pio_mask = 0x1f,
 			.mwdma_mask = 0x07,
@@ -410,14 +317,12 @@ static int cmd64x_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 			.port_ops = &cmd64x_port_ops
 		},
 		{	/* CMD 646 rev 1  */
-			.sht = &cmd64x_sht,
 			.flags = ATA_FLAG_SLAVE_POSS,
 			.pio_mask = 0x1f,
 			.mwdma_mask = 0x07,
 			.port_ops = &cmd646r1_port_ops
 		},
 		{	/* CMD 648 */
-			.sht = &cmd64x_sht,
 			.flags = ATA_FLAG_SLAVE_POSS,
 			.pio_mask = 0x1f,
 			.mwdma_mask = 0x07,
@@ -425,7 +330,6 @@ static int cmd64x_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 			.port_ops = &cmd648_port_ops
 		},
 		{	/* CMD 649 */
-			.sht = &cmd64x_sht,
 			.flags = ATA_FLAG_SLAVE_POSS,
 			.pio_mask = 0x1f,
 			.mwdma_mask = 0x07,
@@ -435,12 +339,17 @@ static int cmd64x_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 	};
 	const struct ata_port_info *ppi[] = { &cmd_info[id->driver_data], NULL };
 	u8 mrdmode;
+	int rc;
+
+	rc = pcim_enable_device(pdev);
+	if (rc)
+		return rc;
 
 	pci_read_config_dword(pdev, PCI_CLASS_REVISION, &class_rev);
 	class_rev &= 0xFF;
 
 	if (id->driver_data == 0)	/* 643 */
-		ata_pci_clear_simplex(pdev);
+		ata_pci_bmdma_clear_simplex(pdev);
 
 	if (pdev->device == PCI_DEVICE_ID_CMD_646) {
 		/* Does UDMA work ? */
@@ -464,13 +373,20 @@ static int cmd64x_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 	pci_write_config_byte(pdev, UDIDETCR0, 0xF0);
 #endif
 
-	return ata_pci_init_one(pdev, ppi);
+	return ata_pci_sff_init_one(pdev, ppi, &cmd64x_sht, NULL);
 }
 
 #ifdef CONFIG_PM
 static int cmd64x_reinit_one(struct pci_dev *pdev)
 {
+	struct ata_host *host = dev_get_drvdata(&pdev->dev);
 	u8 mrdmode;
+	int rc;
+
+	rc = ata_pci_device_do_resume(pdev);
+	if (rc)
+		return rc;
+
 	pci_write_config_byte(pdev, PCI_LATENCY_TIMER, 64);
 	pci_read_config_byte(pdev, MRDMODE, &mrdmode);
 	mrdmode &= ~ 0x30;	/* IRQ set up */
@@ -479,7 +395,8 @@ static int cmd64x_reinit_one(struct pci_dev *pdev)
 #ifdef CONFIG_PPC
 	pci_write_config_byte(pdev, UDIDETCR0, 0xF0);
 #endif
-	return ata_pci_device_resume(pdev);
+	ata_host_resume(host);
+	return 0;
 }
 #endif
 

drivers/ata/pata_cs5520.c

@@ -140,51 +140,16 @@ static void cs5520_set_piomode(struct ata_port *ap, struct ata_device *adev)
 }
 
 static struct scsi_host_template cs5520_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
+	ATA_BMDMA_SHT(DRV_NAME),
 	.sg_tablesize		= LIBATA_DUMB_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
 };
 
 static struct ata_port_operations cs5520_port_ops = {
+	.inherits		= &ata_bmdma_port_ops,
+	.qc_prep		= ata_sff_dumb_qc_prep,
+	.cable_detect		= ata_cable_40wire,
 	.set_piomode		= cs5520_set_piomode,
 	.set_dmamode		= cs5520_set_dmamode,
-
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= ata_bmdma_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
-	.cable_detect		= ata_cable_40wire,
-
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_dumb_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.port_start		= ata_sff_port_start,
 };
 
 static int __devinit cs5520_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
@@ -203,6 +168,10 @@ static int __devinit cs5520_init_one(struct pci_dev *pdev, const struct pci_devi
 	struct ata_ioports *ioaddr;
 	int i, rc;
 
+	rc = pcim_enable_device(pdev);
+	if (rc)
+		return rc;
+
 	/* IDE port enable bits */
 	pci_read_config_byte(pdev, 0x60, &pcicfg);
 
@@ -258,7 +227,7 @@ static int __devinit cs5520_init_one(struct pci_dev *pdev, const struct pci_devi
 	ioaddr->ctl_addr = iomap[1];
 	ioaddr->altstatus_addr = iomap[1];
 	ioaddr->bmdma_addr = iomap[4];
-	ata_std_ports(ioaddr);
+	ata_sff_std_ports(ioaddr);
 
 	ata_port_desc(host->ports[0],
 		      "cmd 0x%x ctl 0x%x", cmd_port[0], ctl_port[0]);
@@ -269,7 +238,7 @@ static int __devinit cs5520_init_one(struct pci_dev *pdev, const struct pci_devi
 	ioaddr->ctl_addr = iomap[3];
 	ioaddr->altstatus_addr = iomap[3];
 	ioaddr->bmdma_addr = iomap[4] + 8;
-	ata_std_ports(ioaddr);
+	ata_sff_std_ports(ioaddr);
 
 	ata_port_desc(host->ports[1],
 		      "cmd 0x%x ctl 0x%x", cmd_port[1], ctl_port[1]);
@@ -289,7 +258,7 @@ static int __devinit cs5520_init_one(struct pci_dev *pdev, const struct pci_devi
 			continue;
 
 		rc = devm_request_irq(&pdev->dev, irq[ap->port_no],
-				      ata_interrupt, 0, DRV_NAME, host);
+				      ata_sff_interrupt, 0, DRV_NAME, host);
 		if (rc)
 			return rc;
 
@@ -310,11 +279,20 @@ static int __devinit cs5520_init_one(struct pci_dev *pdev, const struct pci_devi
 
 static int cs5520_reinit_one(struct pci_dev *pdev)
 {
+	struct ata_host *host = dev_get_drvdata(&pdev->dev);
 	u8 pcicfg;
+	int rc;
+
+	rc = ata_pci_device_do_resume(pdev);
+	if (rc)
+		return rc;
+
 	pci_read_config_byte(pdev, 0x60, &pcicfg);
 	if ((pcicfg & 0x40) == 0)
 		pci_write_config_byte(pdev, 0x60, pcicfg | 0x40);
-	return ata_pci_device_resume(pdev);
+
+	ata_host_resume(host);
+	return 0;
 }
 
 /**

drivers/ata/pata_cs5530.c

@@ -133,7 +133,7 @@ static void cs5530_set_dmamode(struct ata_port *ap, struct ata_device *adev)
 }
 
 /**
- *	cs5530_qc_issue_prot	-	command issue
+ *	cs5530_qc_issue		-	command issue
  *	@qc: command pending
  *
  *	Called when the libata layer is about to issue a command. We wrap
@@ -142,7 +142,7 @@ static void cs5530_set_dmamode(struct ata_port *ap, struct ata_device *adev)
  *	one MWDMA/UDMA bit.
  */
 
-static unsigned int cs5530_qc_issue_prot(struct ata_queued_cmd *qc)
+static unsigned int cs5530_qc_issue(struct ata_queued_cmd *qc)
 {
 	struct ata_port *ap = qc->ap;
 	struct ata_device *adev = qc->dev;
@@ -157,59 +157,23 @@ static unsigned int cs5530_qc_issue_prot(struct ata_queued_cmd *qc)
 		    	cs5530_set_dmamode(ap, adev);
 	}
 
-	return ata_qc_issue_prot(qc);
+	return ata_sff_qc_issue(qc);
 }
 
 static struct scsi_host_template cs5530_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_DUMB_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
+	.sg_tablesize	= LIBATA_DUMB_MAX_PRD,
 };
 
 static struct ata_port_operations cs5530_port_ops = {
-	.set_piomode	= cs5530_set_piomode,
-	.set_dmamode	= cs5530_set_dmamode,
-	.mode_filter	= ata_pci_default_filter,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= ata_cable_40wire,
-
-	.qc_prep 	= ata_dumb_qc_prep,
-	.qc_issue	= cs5530_qc_issue_prot,
+	.inherits	= &ata_bmdma_port_ops,
 
-	.data_xfer	= ata_data_xfer,
+	.qc_prep 	= ata_sff_dumb_qc_prep,
+	.qc_issue	= cs5530_qc_issue,
 
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+	.cable_detect	= ata_cable_40wire,
+	.set_piomode	= cs5530_set_piomode,
+	.set_dmamode	= cs5530_set_dmamode,
 };
 
 static const struct dmi_system_id palmax_dmi_table[] = {
@@ -334,7 +298,6 @@ fail_put:
 static int cs5530_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 {
 	static const struct ata_port_info info = {
-		.sht = &cs5530_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
@@ -343,12 +306,16 @@ static int cs5530_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 	};
 	/* The docking connector doesn't do UDMA, and it seems not MWDMA */
 	static const struct ata_port_info info_palmax_secondary = {
-		.sht = &cs5530_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.port_ops = &cs5530_port_ops
 	};
 	const struct ata_port_info *ppi[] = { &info, NULL };
+	int rc;
+
+	rc = pcim_enable_device(pdev);
+	if (rc)
+		return rc;
 
 	/* Chip initialisation */
 	if (cs5530_init_chip())
@@ -358,16 +325,25 @@ static int cs5530_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 		ppi[1] = &info_palmax_secondary;
 
 	/* Now kick off ATA set up */
-	return ata_pci_init_one(pdev, ppi);
+	return ata_pci_sff_init_one(pdev, ppi, &cs5530_sht, NULL);
 }
 
 #ifdef CONFIG_PM
 static int cs5530_reinit_one(struct pci_dev *pdev)
 {
+	struct ata_host *host = dev_get_drvdata(&pdev->dev);
+	int rc;
+
+	rc = ata_pci_device_do_resume(pdev);
+	if (rc)
+		return rc;
+
 	/* If we fail on resume we are doomed */
 	if (cs5530_init_chip())
-		BUG();
-	return ata_pci_device_resume(pdev);
+		return -EIO;
+
+	ata_host_resume(host);
+	return 0;
 }
 #endif /* CONFIG_PM */
 

drivers/ata/pata_cs5535.c

@@ -158,55 +158,14 @@ static void cs5535_set_dmamode(struct ata_port *ap, struct ata_device *adev)
 }
 
 static struct scsi_host_template cs5535_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations cs5535_port_ops = {
+	.inherits	= &ata_bmdma_port_ops,
+	.cable_detect	= cs5535_cable_detect,
 	.set_piomode	= cs5535_set_piomode,
 	.set_dmamode	= cs5535_set_dmamode,
-	.mode_filter	= ata_pci_default_filter,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= cs5535_cable_detect,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
 };
 
 /**
@@ -222,7 +181,6 @@ static struct ata_port_operations cs5535_port_ops = {
 static int cs5535_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 {
 	static const struct ata_port_info info = {
-		.sht = &cs5535_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
@@ -241,7 +199,7 @@ static int cs5535_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 	rdmsr(ATAC_CH0D1_PIO, timings, dummy);
 	if (CS5535_BAD_PIO(timings))
 		wrmsr(ATAC_CH0D1_PIO, 0xF7F4F7F4UL, 0);
-	return ata_pci_init_one(dev, ppi);
+	return ata_pci_sff_init_one(dev, ppi, &cs5535_sht, NULL);
 }
 
 static const struct pci_device_id cs5535[] = {

drivers/ata/pata_cs5536.c

@@ -221,55 +221,14 @@ static void cs5536_set_dmamode(struct ata_port *ap, struct ata_device *adev)
 }
 
 static struct scsi_host_template cs5536_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations cs5536_port_ops = {
+	.inherits		= &ata_bmdma_port_ops,
+	.cable_detect		= cs5536_cable_detect,
 	.set_piomode		= cs5536_set_piomode,
 	.set_dmamode		= cs5536_set_dmamode,
-	.mode_filter		= ata_pci_default_filter,
-
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= ata_bmdma_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
-	.cable_detect		= cs5536_cable_detect,
-
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-
-	.data_xfer		= ata_data_xfer,
-
-	.irq_handler		= ata_interrupt,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.port_start		= ata_port_start,
 };
 
 /**
@@ -282,7 +241,6 @@ static struct ata_port_operations cs5536_port_ops = {
 static int cs5536_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 {
 	static const struct ata_port_info info = {
-		.sht = &cs5536_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
@@ -303,7 +261,7 @@ static int cs5536_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 		return -ENODEV;
 	}
 
-	return ata_pci_init_one(dev, ppi);
+	return ata_pci_sff_init_one(dev, ppi, &cs5536_sht, NULL);
 }
 
 static const struct pci_device_id cs5536[] = {

drivers/ata/pata_cypress.c

@@ -110,61 +110,19 @@ static void cy82c693_set_dmamode(struct ata_port *ap, struct ata_device *adev)
 }
 
 static struct scsi_host_template cy82c693_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations cy82c693_port_ops = {
+	.inherits	= &ata_bmdma_port_ops,
+	.cable_detect	= ata_cable_40wire,
 	.set_piomode	= cy82c693_set_piomode,
 	.set_dmamode	= cy82c693_set_dmamode,
-	.mode_filter	= ata_pci_default_filter,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= ata_cable_40wire,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
 };
 
 static int cy82c693_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 {
 	static const struct ata_port_info info = {
-		.sht = &cy82c693_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
@@ -178,7 +136,7 @@ static int cy82c693_init_one(struct pci_dev *pdev, const struct pci_device_id *i
 	if (PCI_FUNC(pdev->devfn) != 1)
 		return -ENODEV;
 
-	return ata_pci_init_one(pdev, ppi);
+	return ata_pci_sff_init_one(pdev, ppi, &cy82c693_sht, NULL);
 }
 
 static const struct pci_device_id cy82c693[] = {

drivers/ata/pata_efar.c

@@ -45,20 +45,7 @@ static int efar_pre_reset(struct ata_link *link, unsigned long deadline)
 	if (!pci_test_config_bits(pdev, &efar_enable_bits[ap->port_no]))
 		return -ENOENT;
 
-	return ata_std_prereset(link, deadline);
-}
-
-/**
- *	efar_probe_reset - Probe specified port on PATA host controller
- *	@ap: Port to probe
- *
- *	LOCKING:
- *	None (inherited from caller).
- */
-
-static void efar_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, efar_pre_reset, ata_std_softreset, NULL, ata_std_postreset);
+	return ata_sff_prereset(link, deadline);
 }
 
 /**
@@ -233,53 +220,15 @@ static void efar_set_dmamode (struct ata_port *ap, struct ata_device *adev)
 }
 
 static struct scsi_host_template efar_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
-static const struct ata_port_operations efar_ops = {
+static struct ata_port_operations efar_ops = {
+	.inherits		= &ata_bmdma_port_ops,
+	.cable_detect		= efar_cable_detect,
 	.set_piomode		= efar_set_piomode,
 	.set_dmamode		= efar_set_dmamode,
-	.mode_filter		= ata_pci_default_filter,
-
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= efar_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
-	.cable_detect		= efar_cable_detect,
-
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
-	.irq_handler		= ata_interrupt,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.port_start		= ata_sff_port_start,
+	.prereset		= efar_pre_reset,
 };
 
 
@@ -301,7 +250,6 @@ static int efar_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
 {
 	static int printed_version;
 	static const struct ata_port_info info = {
-		.sht		= &efar_sht,
 		.flags		= ATA_FLAG_SLAVE_POSS,
 		.pio_mask	= 0x1f,	/* pio0-4 */
 		.mwdma_mask	= 0x07, /* mwdma1-2 */
@@ -314,7 +262,7 @@ static int efar_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
 		dev_printk(KERN_DEBUG, &pdev->dev,
 			   "version " DRV_VERSION "\n");
 
-	return ata_pci_init_one(pdev, ppi);
+	return ata_pci_sff_init_one(pdev, ppi, &efar_sht, NULL);
 }
 
 static const struct pci_device_id efar_pci_tbl[] = {

drivers/ata/pata_hpt366.c

@@ -184,7 +184,7 @@ static unsigned long hpt366_filter(struct ata_device *adev, unsigned long mask)
 		if (hpt_dma_blacklisted(adev, "UDMA4", bad_ata66_4))
 			mask &= ~(0xF0 << ATA_SHIFT_UDMA);
 	}
-	return ata_pci_default_filter(adev, mask);
+	return ata_bmdma_mode_filter(adev, mask);
 }
 
 /**
@@ -290,21 +290,7 @@ static void hpt366_set_dmamode(struct ata_port *ap, struct ata_device *adev)
 }
 
 static struct scsi_host_template hpt36x_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
 /*
@@ -312,37 +298,11 @@ static struct scsi_host_template hpt36x_sht = {
  */
 
 static struct ata_port_operations hpt366_port_ops = {
+	.inherits	= &ata_bmdma_port_ops,
+	.cable_detect	= hpt36x_cable_detect,
+	.mode_filter	= hpt366_filter,
 	.set_piomode	= hpt366_set_piomode,
 	.set_dmamode	= hpt366_set_dmamode,
-	.mode_filter	= hpt366_filter,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= hpt36x_cable_detect,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
 };
 
 /**
@@ -390,18 +350,22 @@ static void hpt36x_init_chipset(struct pci_dev *dev)
 static int hpt36x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 {
 	static const struct ata_port_info info_hpt366 = {
-		.sht = &hpt36x_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
 		.udma_mask = ATA_UDMA4,
 		.port_ops = &hpt366_port_ops
 	};
-	struct ata_port_info info = info_hpt366;
-	const struct ata_port_info *ppi[] = { &info, NULL };
+	const struct ata_port_info *ppi[] = { &info_hpt366, NULL };
 
+	void *hpriv = NULL;
 	u32 class_rev;
 	u32 reg1;
+	int rc;
+
+	rc = pcim_enable_device(dev);
+	if (rc)
+		return rc;
 
 	pci_read_config_dword(dev, PCI_CLASS_REVISION, &class_rev);
 	class_rev &= 0xFF;
@@ -419,24 +383,31 @@ static int hpt36x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 	/* info_hpt366 is safe against re-entry so we can scribble on it */
 	switch((reg1 & 0x700) >> 8) {
 		case 5:
-			info.private_data = &hpt366_40;
+			hpriv = &hpt366_40;
 			break;
 		case 9:
-			info.private_data = &hpt366_25;
+			hpriv = &hpt366_25;
 			break;
 		default:
-			info.private_data = &hpt366_33;
+			hpriv = &hpt366_33;
 			break;
 	}
 	/* Now kick off ATA set up */
-	return ata_pci_init_one(dev, ppi);
+	return ata_pci_sff_init_one(dev, ppi, &hpt36x_sht, hpriv);
 }
 
 #ifdef CONFIG_PM
 static int hpt36x_reinit_one(struct pci_dev *dev)
 {
+	struct ata_host *host = dev_get_drvdata(&dev->dev);
+	int rc;
+
+	rc = ata_pci_device_do_resume(dev);
+	if (rc)
+		return rc;
 	hpt36x_init_chipset(dev);
-	return ata_pci_device_resume(dev);
+	ata_host_resume(host);
+	return 0;
 }
 #endif
 

drivers/ata/pata_hpt37x.c

@@ -283,7 +283,7 @@ static unsigned long hpt370_filter(struct ata_device *adev, unsigned long mask)
 		if (hpt_dma_blacklisted(adev, "UDMA100", bad_ata100_5))
 			mask &= ~(0xE0 << ATA_SHIFT_UDMA);
 	}
-	return ata_pci_default_filter(adev, mask);
+	return ata_bmdma_mode_filter(adev, mask);
 }
 
 /**
@@ -299,7 +299,7 @@ static unsigned long hpt370a_filter(struct ata_device *adev, unsigned long mask)
 		if (hpt_dma_blacklisted(adev, "UDMA100", bad_ata100_5))
 			mask &= ~(0xE0 << ATA_SHIFT_UDMA);
 	}
-	return ata_pci_default_filter(adev, mask);
+	return ata_bmdma_mode_filter(adev, mask);
 }
 
 /**
@@ -338,22 +338,10 @@ static int hpt37x_pre_reset(struct ata_link *link, unsigned long deadline)
 	pci_write_config_byte(pdev, 0x50 + 4 * ap->port_no, 0x37);
 	udelay(100);
 
-	return ata_std_prereset(link, deadline);
+	return ata_sff_prereset(link, deadline);
 }
 
-/**
- *	hpt37x_error_handler	-	reset the hpt374
- *	@ap: ATA port to reset
- *
- *	Perform probe for HPT37x, except for HPT374 channel 2
- */
-
-static void hpt37x_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, hpt37x_pre_reset, ata_std_softreset, NULL, ata_std_postreset);
-}
-
-static int hpt374_pre_reset(struct ata_link *link, unsigned long deadline)
+static int hpt374_fn1_pre_reset(struct ata_link *link, unsigned long deadline)
 {
 	static const struct pci_bits hpt37x_enable_bits[] = {
 		{ 0x50, 1, 0x04, 0x04 },
@@ -386,26 +374,7 @@ static int hpt374_pre_reset(struct ata_link *link, unsigned long deadline)
 	pci_write_config_byte(pdev, 0x50 + 4 * ap->port_no, 0x37);
 	udelay(100);
 
-	return ata_std_prereset(link, deadline);
-}
-
-/**
- *	hpt374_error_handler	-	reset the hpt374
- *	@classes:
- *
- *	The 374 cable detect is a little different due to the extra
- *	channels. The function 0 channels work like usual but function 1
- *	is special
- */
-
-static void hpt374_error_handler(struct ata_port *ap)
-{
-	struct pci_dev *pdev = to_pci_dev(ap->host->dev);
-
-	if (!(PCI_FUNC(pdev->devfn) & 1))
-		hpt37x_error_handler(ap);
-	else
-		ata_bmdma_drive_eh(ap, hpt374_pre_reset, ata_std_softreset, NULL, ata_std_postreset);
+	return ata_sff_prereset(link, deadline);
 }
 
 /**
@@ -619,21 +588,7 @@ static void hpt37x_bmdma_stop(struct ata_queued_cmd *qc)
 
 
 static struct scsi_host_template hpt37x_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
 /*
@@ -641,36 +596,15 @@ static struct scsi_host_template hpt37x_sht = {
  */
 
 static struct ata_port_operations hpt370_port_ops = {
-	.set_piomode	= hpt370_set_piomode,
-	.set_dmamode	= hpt370_set_dmamode,
-	.mode_filter	= hpt370_filter,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
+	.inherits	= &ata_bmdma_port_ops,
 
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= hpt37x_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-
-	.bmdma_setup 	= ata_bmdma_setup,
 	.bmdma_start 	= hpt370_bmdma_start,
 	.bmdma_stop	= hpt370_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
 
-	.port_start	= ata_sff_port_start,
+	.mode_filter	= hpt370_filter,
+	.set_piomode	= hpt370_set_piomode,
+	.set_dmamode	= hpt370_set_dmamode,
+	.prereset	= hpt37x_pre_reset,
 };
 
 /*
@@ -678,36 +612,8 @@ static struct ata_port_operations hpt370_port_ops = {
  */
 
 static struct ata_port_operations hpt370a_port_ops = {
-	.set_piomode	= hpt370_set_piomode,
-	.set_dmamode	= hpt370_set_dmamode,
+	.inherits	= &hpt370_port_ops,
 	.mode_filter	= hpt370a_filter,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= hpt37x_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= hpt370_bmdma_start,
-	.bmdma_stop	= hpt370_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
 };
 
 /*
@@ -716,74 +622,23 @@ static struct ata_port_operations hpt370a_port_ops = {
  */
 
 static struct ata_port_operations hpt372_port_ops = {
-	.set_piomode	= hpt372_set_piomode,
-	.set_dmamode	= hpt372_set_dmamode,
-	.mode_filter	= ata_pci_default_filter,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
+	.inherits	= &ata_bmdma_port_ops,
 
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= hpt37x_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
 	.bmdma_stop	= hpt37x_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
 
-	.port_start	= ata_sff_port_start,
+	.set_piomode	= hpt372_set_piomode,
+	.set_dmamode	= hpt372_set_dmamode,
+	.prereset	= hpt37x_pre_reset,
 };
 
 /*
  *	Configuration for HPT374. Mode setting works like 372 and friends
- *	but we have a different cable detection procedure.
+ *	but we have a different cable detection procedure for function 1.
  */
 
-static struct ata_port_operations hpt374_port_ops = {
-	.set_piomode	= hpt372_set_piomode,
-	.set_dmamode	= hpt372_set_dmamode,
-	.mode_filter	= ata_pci_default_filter,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= hpt374_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= hpt37x_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+static struct ata_port_operations hpt374_fn1_port_ops = {
+	.inherits	= &hpt372_port_ops,
+	.prereset	= hpt374_fn1_pre_reset,
 };
 
 /**
@@ -897,7 +752,6 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 {
 	/* HPT370 - UDMA100 */
 	static const struct ata_port_info info_hpt370 = {
-		.sht = &hpt37x_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
@@ -906,7 +760,6 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 	};
 	/* HPT370A - UDMA100 */
 	static const struct ata_port_info info_hpt370a = {
-		.sht = &hpt37x_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
@@ -915,7 +768,6 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 	};
 	/* HPT370 - UDMA100 */
 	static const struct ata_port_info info_hpt370_33 = {
-		.sht = &hpt37x_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
@@ -924,7 +776,6 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 	};
 	/* HPT370A - UDMA100 */
 	static const struct ata_port_info info_hpt370a_33 = {
-		.sht = &hpt37x_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
@@ -933,28 +784,31 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 	};
 	/* HPT371, 372 and friends - UDMA133 */
 	static const struct ata_port_info info_hpt372 = {
-		.sht = &hpt37x_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
 		.udma_mask = ATA_UDMA6,
 		.port_ops = &hpt372_port_ops
 	};
-	/* HPT374 - UDMA100 */
-	static const struct ata_port_info info_hpt374 = {
-		.sht = &hpt37x_sht,
+	/* HPT374 - UDMA100, function 1 uses different prereset method */
+	static const struct ata_port_info info_hpt374_fn0 = {
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
 		.udma_mask = ATA_UDMA5,
-		.port_ops = &hpt374_port_ops
+		.port_ops = &hpt372_port_ops
+	};
+	static const struct ata_port_info info_hpt374_fn1 = {
+		.flags = ATA_FLAG_SLAVE_POSS,
+		.pio_mask = 0x1f,
+		.mwdma_mask = 0x07,
+		.udma_mask = ATA_UDMA5,
+		.port_ops = &hpt374_fn1_port_ops
 	};
 
 	static const int MHz[4] = { 33, 40, 50, 66 };
-	const struct ata_port_info *port;
 	void *private_data = NULL;
-	struct ata_port_info port_info;
-	const struct ata_port_info *ppi[] = { &port_info, NULL };
+	const struct ata_port_info *ppi[] = { NULL, NULL };
 
 	u8 irqmask;
 	u32 class_rev;
@@ -966,6 +820,11 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 
 	const struct hpt_chip *chip_table;
 	int clock_slot;
+	int rc;
+
+	rc = pcim_enable_device(dev);
+	if (rc)
+		return rc;
 
 	pci_read_config_dword(dev, PCI_CLASS_REVISION, &class_rev);
 	class_rev &= 0xFF;
@@ -981,17 +840,17 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 
 		switch(class_rev) {
 			case 3:
-				port = &info_hpt370;
+				ppi[0] = &info_hpt370;
 				chip_table = &hpt370;
 				prefer_dpll = 0;
 				break;
 			case 4:
-				port = &info_hpt370a;
+				ppi[0] = &info_hpt370a;
 				chip_table = &hpt370a;
 				prefer_dpll = 0;
 				break;
 			case 5:
-				port = &info_hpt372;
+				ppi[0] = &info_hpt372;
 				chip_table = &hpt372;
 				break;
 			default:
@@ -1004,21 +863,21 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 				/* 372N if rev >= 2*/
 				if (class_rev >= 2)
 					return -ENODEV;
-				port = &info_hpt372;
+				ppi[0] = &info_hpt372;
 				chip_table = &hpt372a;
 				break;
 			case PCI_DEVICE_ID_TTI_HPT302:
 				/* 302N if rev > 1 */
 				if (class_rev > 1)
 					return -ENODEV;
-				port = &info_hpt372;
+				ppi[0] = &info_hpt372;
 				/* Check this */
 				chip_table = &hpt302;
 				break;
 			case PCI_DEVICE_ID_TTI_HPT371:
 				if (class_rev > 1)
 					return -ENODEV;
-				port = &info_hpt372;
+				ppi[0] = &info_hpt372;
 				chip_table = &hpt371;
 				/* Single channel device, master is not present
 				   but the BIOS (or us for non x86) must mark it
@@ -1029,7 +888,10 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 				break;
 			case PCI_DEVICE_ID_TTI_HPT374:
 				chip_table = &hpt374;
-				port = &info_hpt374;
+				if (!(PCI_FUNC(dev->devfn) & 1))
+					*ppi = &info_hpt374_fn0;
+				else
+					*ppi = &info_hpt374_fn1;
 				break;
 			default:
 				printk(KERN_ERR "pata_hpt37x: PCI table is bogus please report (%d).\n", dev->device);
@@ -1108,7 +970,7 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 		int dpll, adjust;
 
 		/* Compute DPLL */
-		dpll = (port->udma_mask & 0xC0) ? 3 : 2;
+		dpll = (ppi[0]->udma_mask & 0xC0) ? 3 : 2;
 
 		f_low = (MHz[clock_slot] * 48) / MHz[dpll];
 		f_high = f_low + 2;
@@ -1148,19 +1010,16 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 		 *	about lack of UDMA133 support on lower clocks
  		 */
 
-		if (clock_slot < 2 && port == &info_hpt370)
-			port = &info_hpt370_33;
-		if (clock_slot < 2 && port == &info_hpt370a)
-			port = &info_hpt370a_33;
+		if (clock_slot < 2 && ppi[0] == &info_hpt370)
+			ppi[0] = &info_hpt370_33;
+		if (clock_slot < 2 && ppi[0] == &info_hpt370a)
+			ppi[0] = &info_hpt370a_33;
 		printk(KERN_INFO "pata_hpt37x: %s using %dMHz bus clock.\n",
 		       chip_table->name, MHz[clock_slot]);
 	}
 
 	/* Now kick off ATA set up */
-	port_info = *port;
-	port_info.private_data = private_data;
-
-	return ata_pci_init_one(dev, ppi);
+	return ata_pci_sff_init_one(dev, ppi, &hpt37x_sht, private_data);
 }
 
 static const struct pci_device_id hpt37x[] = {

drivers/ata/pata_hpt3x2n.c

@@ -148,7 +148,7 @@ static int hpt3x2n_cable_detect(struct ata_port *ap)
  *	Reset the hardware and state machine,
  */
 
-static int hpt3xn_pre_reset(struct ata_link *link, unsigned long deadline)
+static int hpt3x2n_pre_reset(struct ata_link *link, unsigned long deadline)
 {
 	struct ata_port *ap = link->ap;
 	struct pci_dev *pdev = to_pci_dev(ap->host->dev);
@@ -156,19 +156,7 @@ static int hpt3xn_pre_reset(struct ata_link *link, unsigned long deadline)
 	pci_write_config_byte(pdev, 0x50 + 4 * ap->port_no, 0x37);
 	udelay(100);
 
-	return ata_std_prereset(link, deadline);
-}
-
-/**
- *	hpt3x2n_error_handler	-	probe the hpt3x2n bus
- *	@ap: ATA port to reset
- *
- *	Perform the probe reset handling for the 3x2N
- */
-
-static void hpt3x2n_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, hpt3xn_pre_reset, ata_std_softreset, NULL, ata_std_postreset);
+	return ata_sff_prereset(link, deadline);
 }
 
 /**
@@ -320,7 +308,7 @@ static int hpt3x2n_use_dpll(struct ata_port *ap, int writing)
 	return 0;
 }
 
-static unsigned int hpt3x2n_qc_issue_prot(struct ata_queued_cmd *qc)
+static unsigned int hpt3x2n_qc_issue(struct ata_queued_cmd *qc)
 {
 	struct ata_taskfile *tf = &qc->tf;
 	struct ata_port *ap = qc->ap;
@@ -335,25 +323,11 @@ static unsigned int hpt3x2n_qc_issue_prot(struct ata_queued_cmd *qc)
 				hpt3x2n_set_clock(ap, 0x23);
 		}
 	}
-	return ata_qc_issue_prot(qc);
+	return ata_sff_qc_issue(qc);
 }
 
 static struct scsi_host_template hpt3x2n_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
 /*
@@ -361,37 +335,15 @@ static struct scsi_host_template hpt3x2n_sht = {
  */
 
 static struct ata_port_operations hpt3x2n_port_ops = {
-	.set_piomode	= hpt3x2n_set_piomode,
-	.set_dmamode	= hpt3x2n_set_dmamode,
-	.mode_filter	= ata_pci_default_filter,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= hpt3x2n_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= hpt3x2n_cable_detect,
+	.inherits	= &ata_bmdma_port_ops,
 
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
 	.bmdma_stop	= hpt3x2n_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= hpt3x2n_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
+	.qc_issue	= hpt3x2n_qc_issue,
 
-	.port_start	= ata_sff_port_start,
+	.cable_detect	= hpt3x2n_cable_detect,
+	.set_piomode	= hpt3x2n_set_piomode,
+	.set_dmamode	= hpt3x2n_set_dmamode,
+	.prereset	= hpt3x2n_pre_reset,
 };
 
 /**
@@ -488,15 +440,13 @@ static int hpt3x2n_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 {
 	/* HPT372N and friends - UDMA133 */
 	static const struct ata_port_info info = {
-		.sht = &hpt3x2n_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
 		.udma_mask = ATA_UDMA6,
 		.port_ops = &hpt3x2n_port_ops
 	};
-	struct ata_port_info port = info;
-	const struct ata_port_info *ppi[] = { &port, NULL };
+	const struct ata_port_info *ppi[] = { &info, NULL };
 
 	u8 irqmask;
 	u32 class_rev;
@@ -505,6 +455,12 @@ static int hpt3x2n_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 	unsigned int f_low, f_high;
 	int adjust;
 	unsigned long iobase = pci_resource_start(dev, 4);
+	void *hpriv = NULL;
+	int rc;
+
+	rc = pcim_enable_device(dev);
+	if (rc)
+		return rc;
 
 	pci_read_config_dword(dev, PCI_CLASS_REVISION, &class_rev);
 	class_rev &= 0xFF;
@@ -586,9 +542,8 @@ static int hpt3x2n_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 	       pci_mhz);
 	/* Set our private data up. We only need a few flags so we use
 	   it directly */
-	port.private_data = NULL;
 	if (pci_mhz > 60) {
-		port.private_data = (void *)PCI66;
+		hpriv = (void *)PCI66;
 		/*
 		 * On  HPT371N, if ATA clock is 66 MHz we must set bit 2 in
 		 * the MISC. register to stretch the UltraDMA Tss timing.
@@ -599,7 +554,7 @@ static int hpt3x2n_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 	}
 
 	/* Now kick off ATA set up */
-	return ata_pci_init_one(dev, ppi);
+	return ata_pci_sff_init_one(dev, ppi, &hpt3x2n_sht, hpriv);
 }
 
 static const struct pci_device_id hpt3x2n[] = {

drivers/ata/pata_hpt3x3.c

@@ -102,58 +102,17 @@ static int hpt3x3_atapi_dma(struct ata_queued_cmd *qc)
 }
 
 static struct scsi_host_template hpt3x3_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations hpt3x3_port_ops = {
+	.inherits	= &ata_bmdma_port_ops,
+	.check_atapi_dma= hpt3x3_atapi_dma,
+	.cable_detect	= ata_cable_40wire,
 	.set_piomode	= hpt3x3_set_piomode,
 #if defined(CONFIG_PATA_HPT3X3_DMA)
 	.set_dmamode	= hpt3x3_set_dmamode,
 #endif
-	.mode_filter	= ata_pci_default_filter,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= ata_cable_40wire,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-	.check_atapi_dma= hpt3x3_atapi_dma,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
 };
 
 /**
@@ -189,7 +148,6 @@ static int hpt3x3_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 {
 	static int printed_version;
 	static const struct ata_port_info info = {
-		.sht = &hpt3x3_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 #if defined(CONFIG_PATA_HPT3X3_DMA)
@@ -244,15 +202,15 @@ static int hpt3x3_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 		ioaddr->altstatus_addr =
 		ioaddr->ctl_addr = base + offset_ctl[i];
 		ioaddr->scr_addr = NULL;
-		ata_std_ports(ioaddr);
+		ata_sff_std_ports(ioaddr);
 		ioaddr->bmdma_addr = base + 8 * i;
 
 		ata_port_pbar_desc(ap, 4, -1, "ioport");
 		ata_port_pbar_desc(ap, 4, offset_cmd[i], "cmd");
 	}
 	pci_set_master(pdev);
-	return ata_host_activate(host, pdev->irq, ata_interrupt, IRQF_SHARED,
-				 &hpt3x3_sht);
+	return ata_host_activate(host, pdev->irq, ata_sff_interrupt,
+				 IRQF_SHARED, &hpt3x3_sht);
 }
 
 #ifdef CONFIG_PM

drivers/ata/pata_icside.c

@@ -250,7 +250,7 @@ static void pata_icside_bmdma_setup(struct ata_queued_cmd *qc)
 	set_dma_mode(state->dma, write ? DMA_MODE_WRITE : DMA_MODE_READ);
 
 	/* issue r/w command */
-	ap->ops->exec_command(ap, &qc->tf);
+	ap->ops->sff_exec_command(ap, &qc->tf);
 }
 
 static void pata_icside_bmdma_start(struct ata_queued_cmd *qc)
@@ -270,7 +270,7 @@ static void pata_icside_bmdma_stop(struct ata_queued_cmd *qc)
 	disable_dma(state->dma);
 
 	/* see ata_bmdma_stop */
-	ata_altstatus(ap);
+	ata_sff_altstatus(ap);
 }
 
 static u8 pata_icside_bmdma_status(struct ata_port *ap)
@@ -305,35 +305,18 @@ static int icside_dma_init(struct pata_icside_info *info)
 
 
 static struct scsi_host_template pata_icside_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
+	ATA_BASE_SHT(DRV_NAME),
 	.sg_tablesize		= PATA_ICSIDE_MAX_SG,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
 	.dma_boundary		= ~0, /* no dma boundaries */
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
 };
 
-/* wish this was exported from libata-core */
-static void ata_dummy_noret(struct ata_port *port)
-{
-}
-
 static void pata_icside_postreset(struct ata_link *link, unsigned int *classes)
 {
 	struct ata_port *ap = link->ap;
 	struct pata_icside_state *state = ap->host->private_data;
 
 	if (classes[0] != ATA_DEV_NONE || classes[1] != ATA_DEV_NONE)
-		return ata_std_postreset(link, classes);
+		return ata_sff_postreset(link, classes);
 
 	state->port[ap->port_no].disabled = 1;
 
@@ -349,42 +332,20 @@ static void pata_icside_postreset(struct ata_link *link, unsigned int *classes)
 	}
 }
 
-static void pata_icside_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, ata_std_prereset, ata_std_softreset, NULL,
-			   pata_icside_postreset);
-}
-
 static struct ata_port_operations pata_icside_port_ops = {
-	.set_dmamode		= pata_icside_set_dmamode,
-
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.exec_command		= ata_exec_command,
-	.check_status		= ata_check_status,
-	.dev_select		= ata_std_dev_select,
-
-	.cable_detect		= ata_cable_40wire,
-
-	.bmdma_setup		= pata_icside_bmdma_setup,
-	.bmdma_start		= pata_icside_bmdma_start,
-
-	.data_xfer		= ata_data_xfer_noirq,
-
+	.inherits		= &ata_sff_port_ops,
 	/* no need to build any PRD tables for DMA */
 	.qc_prep		= ata_noop_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= pata_icside_error_handler,
-	.post_internal_cmd	= pata_icside_bmdma_stop,
-
-	.irq_clear		= ata_dummy_noret,
-	.irq_on			= ata_irq_on,
-
+	.sff_data_xfer		= ata_sff_data_xfer_noirq,
+	.bmdma_setup		= pata_icside_bmdma_setup,
+	.bmdma_start		= pata_icside_bmdma_start,
 	.bmdma_stop		= pata_icside_bmdma_stop,
 	.bmdma_status		= pata_icside_bmdma_status,
+
+	.cable_detect		= ata_cable_40wire,
+	.set_dmamode		= pata_icside_set_dmamode,
+	.postreset		= pata_icside_postreset,
+	.post_internal_cmd	= pata_icside_bmdma_stop,
 };
 
 static void __devinit
@@ -520,7 +481,7 @@ static int __devinit pata_icside_add_ports(struct pata_icside_info *info)
 		pata_icside_setup_ioaddr(ap, info->base, info, info->port[i]);
 	}
 
-	return ata_host_activate(host, ec->irq, ata_interrupt, 0,
+	return ata_host_activate(host, ec->irq, ata_sff_interrupt, 0,
 				 &pata_icside_sht);
 }
 

drivers/ata/pata_isapnp.c

@@ -20,45 +20,12 @@
 #define DRV_VERSION "0.2.2"
 
 static struct scsi_host_template isapnp_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_PIO_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations isapnp_port_ops = {
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
+	.inherits	= &ata_sff_port_ops,
 	.cable_detect	= ata_cable_40wire,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
 };
 
 /**
@@ -83,7 +50,7 @@ static int isapnp_init_one(struct pnp_dev *idev, const struct pnp_device_id *dev
 
 	if (pnp_irq_valid(idev, 0)) {
 		irq = pnp_irq(idev, 0);
-		handler = ata_interrupt;
+		handler = ata_sff_interrupt;
 	}
 
 	/* allocate host */
@@ -111,7 +78,7 @@ static int isapnp_init_one(struct pnp_dev *idev, const struct pnp_device_id *dev
 		ap->ioaddr.ctl_addr = ctl_addr;
 	}
 
-	ata_std_ports(&ap->ioaddr);
+	ata_sff_std_ports(&ap->ioaddr);
 
 	ata_port_desc(ap, "cmd 0x%llx ctl 0x%llx",
 		      (unsigned long long)pnp_port_start(idev, 0),

drivers/ata/pata_it8213.c

@@ -40,20 +40,7 @@ static int it8213_pre_reset(struct ata_link *link, unsigned long deadline)
 	if (!pci_test_config_bits(pdev, &it8213_enable_bits[ap->port_no]))
 		return -ENOENT;
 
-	return ata_std_prereset(link, deadline);
-}
-
-/**
- *	it8213_error_handler - Probe specified port on PATA host controller
- *	@ap: Port to probe
- *
- *	LOCKING:
- *	None (inherited from caller).
- */
-
-static void it8213_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, it8213_pre_reset, ata_std_softreset, NULL, ata_std_postreset);
+	return ata_sff_prereset(link, deadline);
 }
 
 /**
@@ -243,53 +230,16 @@ static void it8213_set_dmamode (struct ata_port *ap, struct ata_device *adev)
 }
 
 static struct scsi_host_template it8213_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.max_sectors		= ATA_MAX_SECTORS,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
-static const struct ata_port_operations it8213_ops = {
+
+static struct ata_port_operations it8213_ops = {
+	.inherits		= &ata_bmdma_port_ops,
+	.cable_detect		= it8213_cable_detect,
 	.set_piomode		= it8213_set_piomode,
 	.set_dmamode		= it8213_set_dmamode,
-	.mode_filter		= ata_pci_default_filter,
-
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= it8213_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
-	.cable_detect		= it8213_cable_detect,
-
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
-	.irq_handler		= ata_interrupt,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.port_start		= ata_sff_port_start,
+	.prereset		= it8213_pre_reset,
 };
 
 
@@ -311,7 +261,6 @@ static int it8213_init_one (struct pci_dev *pdev, const struct pci_device_id *en
 {
 	static int printed_version;
 	static const struct ata_port_info info = {
-		.sht		= &it8213_sht,
 		.flags		= ATA_FLAG_SLAVE_POSS,
 		.pio_mask	= 0x1f,	/* pio0-4 */
 		.mwdma_mask	= 0x07, /* mwdma0-2 */
@@ -325,7 +274,7 @@ static int it8213_init_one (struct pci_dev *pdev, const struct pci_device_id *en
 		dev_printk(KERN_DEBUG, &pdev->dev,
 			   "version " DRV_VERSION "\n");
 
-	return ata_pci_init_one(pdev, ppi);
+	return ata_pci_sff_init_one(pdev, ppi, &it8213_sht, NULL);
 }
 
 static const struct pci_device_id it8213_pci_tbl[] = {

drivers/ata/pata_it821x.c

@@ -395,11 +395,11 @@ static void it821x_passthru_dev_select(struct ata_port *ap,
 		it821x_program(ap, adev, itdev->pio[adev->devno]);
 		itdev->last_device = device;
 	}
-	ata_std_dev_select(ap, device);
+	ata_sff_dev_select(ap, device);
 }
 
 /**
- *	it821x_smart_qc_issue_prot	-	wrap qc issue prot
+ *	it821x_smart_qc_issue		-	wrap qc issue prot
  *	@qc: command
  *
  *	Wrap the command issue sequence for the IT821x. We need to
@@ -407,7 +407,7 @@ static void it821x_passthru_dev_select(struct ata_port *ap,
  *	usual happenings kick off
  */
 
-static unsigned int it821x_smart_qc_issue_prot(struct ata_queued_cmd *qc)
+static unsigned int it821x_smart_qc_issue(struct ata_queued_cmd *qc)
 {
 	switch(qc->tf.command)
 	{
@@ -427,14 +427,14 @@ static unsigned int it821x_smart_qc_issue_prot(struct ata_queued_cmd *qc)
 		case ATA_CMD_ID_ATA:
 		/* Arguably should just no-op this one */
 		case ATA_CMD_SET_FEATURES:
-			return ata_qc_issue_prot(qc);
+			return ata_sff_qc_issue(qc);
 	}
 	printk(KERN_DEBUG "it821x: can't process command 0x%02X\n", qc->tf.command);
 	return AC_ERR_DEV;
 }
 
 /**
- *	it821x_passthru_qc_issue_prot	-	wrap qc issue prot
+ *	it821x_passthru_qc_issue	-	wrap qc issue prot
  *	@qc: command
  *
  *	Wrap the command issue sequence for the IT821x. We need to
@@ -442,10 +442,10 @@ static unsigned int it821x_smart_qc_issue_prot(struct ata_queued_cmd *qc)
  *	usual happenings kick off
  */
 
-static unsigned int it821x_passthru_qc_issue_prot(struct ata_queued_cmd *qc)
+static unsigned int it821x_passthru_qc_issue(struct ata_queued_cmd *qc)
 {
 	it821x_passthru_dev_select(qc->ap, qc->dev->devno);
-	return ata_qc_issue_prot(qc);
+	return ata_sff_qc_issue(qc);
 }
 
 /**
@@ -632,89 +632,34 @@ static int it821x_port_start(struct ata_port *ap)
 }
 
 static struct scsi_host_template it821x_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations it821x_smart_port_ops = {
-	.set_mode	= it821x_smart_set_mode,
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.mode_filter	= ata_pci_default_filter,
+	.inherits	= &ata_bmdma_port_ops,
 
-	.check_status 	= ata_check_status,
 	.check_atapi_dma= it821x_check_atapi_dma,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-	.dev_config	= it821x_dev_config,
+	.qc_issue	= it821x_smart_qc_issue,
 
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
 	.cable_detect	= it821x_ident_hack,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= it821x_smart_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
+	.set_mode	= it821x_smart_set_mode,
+	.dev_config	= it821x_dev_config,
 
 	.port_start	= it821x_port_start,
 };
 
 static struct ata_port_operations it821x_passthru_port_ops = {
-	.set_piomode	= it821x_passthru_set_piomode,
-	.set_dmamode	= it821x_passthru_set_dmamode,
-	.mode_filter	= ata_pci_default_filter,
+	.inherits	= &ata_bmdma_port_ops,
 
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
 	.check_atapi_dma= it821x_check_atapi_dma,
-	.dev_select 	= it821x_passthru_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= ata_cable_unknown,
-
-	.bmdma_setup 	= ata_bmdma_setup,
+	.sff_dev_select	= it821x_passthru_dev_select,
 	.bmdma_start 	= it821x_passthru_bmdma_start,
 	.bmdma_stop	= it821x_passthru_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= it821x_passthru_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
+	.qc_issue	= it821x_passthru_qc_issue,
 
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_handler	= ata_interrupt,
-	.irq_on		= ata_irq_on,
+	.cable_detect	= ata_cable_unknown,
+	.set_piomode	= it821x_passthru_set_piomode,
+	.set_dmamode	= it821x_passthru_set_dmamode,
 
 	.port_start	= it821x_port_start,
 };
@@ -742,14 +687,12 @@ static int it821x_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 	u8 conf;
 
 	static const struct ata_port_info info_smart = {
-		.sht = &it821x_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
 		.port_ops = &it821x_smart_port_ops
 	};
 	static const struct ata_port_info info_passthru = {
-		.sht = &it821x_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
@@ -759,6 +702,11 @@ static int it821x_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 
 	const struct ata_port_info *ppi[] = { NULL, NULL };
 	static char *mode[2] = { "pass through", "smart" };
+	int rc;
+
+	rc = pcim_enable_device(pdev);
+	if (rc)
+		return rc;
 
 	/* Force the card into bypass mode if so requested */
 	if (it8212_noraid) {
@@ -774,16 +722,23 @@ static int it821x_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 	else
 		ppi[0] = &info_smart;
 
-	return ata_pci_init_one(pdev, ppi);
+	return ata_pci_sff_init_one(pdev, ppi, &it821x_sht, NULL);
 }
 
 #ifdef CONFIG_PM
 static int it821x_reinit_one(struct pci_dev *pdev)
 {
+	struct ata_host *host = dev_get_drvdata(&pdev->dev);
+	int rc;
+
+	rc = ata_pci_device_do_resume(pdev);
+	if (rc)
+		return rc;
 	/* Resume - turn raid back off if need be */
 	if (it8212_noraid)
 		it821x_disable_raid(pdev);
-	return ata_pci_device_resume(pdev);
+	ata_host_resume(host);
+	return rc;
 }
 #endif
 

drivers/ata/pata_ixp4xx_cf.c

@@ -88,48 +88,14 @@ static unsigned int ixp4xx_mmio_data_xfer(struct ata_device *dev,
 }
 
 static struct scsi_host_template ixp4xx_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_PIO_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations ixp4xx_port_ops = {
-	.set_mode		= ixp4xx_set_mode,
-	.mode_filter		= ata_pci_default_filter,
-
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.exec_command		= ata_exec_command,
-	.check_status 		= ata_check_status,
-	.dev_select 		= ata_std_dev_select,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= ata_bmdma_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
-
-	.qc_prep 		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ixp4xx_mmio_data_xfer,
+	.inherits		= &ata_sff_port_ops,
+	.sff_data_xfer		= ixp4xx_mmio_data_xfer,
 	.cable_detect		= ata_cable_40wire,
-
-	.irq_handler		= ata_interrupt,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.port_start		= ata_port_start,
+	.set_mode		= ixp4xx_set_mode,
 };
 
 static void ixp4xx_setup_port(struct ata_port *ap,
@@ -144,7 +110,7 @@ static void ixp4xx_setup_port(struct ata_port *ap,
 	ioaddr->altstatus_addr	= data->cs1 + 0x06;
 	ioaddr->ctl_addr	= data->cs1 + 0x06;
 
-	ata_std_ports(ioaddr);
+	ata_sff_std_ports(ioaddr);
 
 #ifndef __ARMEB__
 
@@ -220,7 +186,7 @@ static __devinit int ixp4xx_pata_probe(struct platform_device *pdev)
 	dev_printk(KERN_INFO, &pdev->dev, "version " DRV_VERSION "\n");
 
 	/* activate host */
-	return ata_host_activate(host, irq, ata_interrupt, 0, &ixp4xx_sht);
+	return ata_host_activate(host, irq, ata_sff_interrupt, 0, &ixp4xx_sht);
 }
 
 static __devexit int ixp4xx_pata_remove(struct platform_device *dev)

drivers/ata/pata_jmicron.c

@@ -102,73 +102,18 @@ static int jmicron_pre_reset(struct ata_link *link, unsigned long deadline)
 		ap->cbl = ATA_CBL_SATA;
 		break;
 	}
-	return ata_std_prereset(link, deadline);
-}
-
-/**
- *	jmicron_error_handler - Setup and error handler
- *	@ap: Port to handle
- *
- *	LOCKING:
- *	None (inherited from caller).
- */
-
-static void jmicron_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, jmicron_pre_reset, ata_std_softreset, NULL,
-			   ata_std_postreset);
+	return ata_sff_prereset(link, deadline);
 }
 
 /* No PIO or DMA methods needed for this device */
 
 static struct scsi_host_template jmicron_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	/* Use standard CHS mapping rules */
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
-static const struct ata_port_operations jmicron_ops = {
-	/* Task file is PCI ATA format, use helpers */
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= jmicron_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
-
-	/* BMDMA handling is PCI ATA format, use helpers */
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
-	/* IRQ-related hooks */
-	.irq_handler		= ata_interrupt,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	/* Generic PATA PCI ATA helpers */
-	.port_start		= ata_port_start,
+static struct ata_port_operations jmicron_ops = {
+	.inherits		= &ata_bmdma_port_ops,
+	.prereset		= jmicron_pre_reset,
 };
 
 
@@ -189,7 +134,6 @@ static const struct ata_port_operations jmicron_ops = {
 static int jmicron_init_one (struct pci_dev *pdev, const struct pci_device_id *id)
 {
 	static const struct ata_port_info info = {
-		.sht		= &jmicron_sht,
 		.flags	= ATA_FLAG_SLAVE_POSS,
 
 		.pio_mask	= 0x1f,
@@ -200,7 +144,7 @@ static int jmicron_init_one (struct pci_dev *pdev, const struct pci_device_id *i
 	};
 	const struct ata_port_info *ppi[] = { &info, NULL };
 
-	return ata_pci_init_one(pdev, ppi);
+	return ata_pci_sff_init_one(pdev, ppi, &jmicron_sht, NULL);
 }
 
 static const struct pci_device_id jmicron_pci_tbl[] = {

drivers/ata/pata_legacy.c

@@ -208,21 +208,12 @@ static int legacy_set_mode(struct ata_link *link, struct ata_device **unused)
 }
 
 static struct scsi_host_template legacy_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_PIO_SHT(DRV_NAME),
+};
+
+static const struct ata_port_operations legacy_base_port_ops = {
+	.inherits	= &ata_sff_port_ops,
+	.cable_detect	= ata_cable_40wire,
 };
 
 /*
@@ -234,55 +225,14 @@ static struct scsi_host_template legacy_sht = {
  */
 
 static struct ata_port_operations simple_port_ops = {
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= ata_cable_40wire,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer_noirq,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+	.inherits	= &legacy_base_port_ops,
+	.sff_data_xfer	= ata_sff_data_xfer_noirq,
 };
 
 static struct ata_port_operations legacy_port_ops = {
+	.inherits	= &legacy_base_port_ops,
+	.sff_data_xfer	= ata_sff_data_xfer_noirq,
 	.set_mode	= legacy_set_mode,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-	.cable_detect	= ata_cable_40wire,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer_noirq,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
 };
 
 /*
@@ -367,36 +317,15 @@ static unsigned int pdc_data_xfer_vlb(struct ata_device *dev,
 		}
 		local_irq_restore(flags);
 	} else
-		buflen = ata_data_xfer_noirq(dev, buf, buflen, rw);
+		buflen = ata_sff_data_xfer_noirq(dev, buf, buflen, rw);
 
 	return buflen;
 }
 
 static struct ata_port_operations pdc20230_port_ops = {
+	.inherits	= &legacy_base_port_ops,
 	.set_piomode	= pdc20230_set_piomode,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= ata_cable_40wire,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= pdc_data_xfer_vlb,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+	.sff_data_xfer	= pdc_data_xfer_vlb,
 };
 
 /*
@@ -427,30 +356,8 @@ static void ht6560a_set_piomode(struct ata_port *ap, struct ata_device *adev)
 }
 
 static struct ata_port_operations ht6560a_port_ops = {
+	.inherits	= &legacy_base_port_ops,
 	.set_piomode	= ht6560a_set_piomode,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= ata_cable_40wire,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,	/* Check vlb/noirq */
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
 };
 
 /*
@@ -492,30 +399,8 @@ static void ht6560b_set_piomode(struct ata_port *ap, struct ata_device *adev)
 }
 
 static struct ata_port_operations ht6560b_port_ops = {
+	.inherits	= &legacy_base_port_ops,
 	.set_piomode	= ht6560b_set_piomode,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= ata_cable_40wire,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,    /* FIXME: Check 32bit and noirq */
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
 };
 
 /*
@@ -613,30 +498,8 @@ static void opti82c611a_set_piomode(struct ata_port *ap,
 
 
 static struct ata_port_operations opti82c611a_port_ops = {
+	.inherits	= &legacy_base_port_ops,
 	.set_piomode	= opti82c611a_set_piomode,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= ata_cable_40wire,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
 };
 
 /*
@@ -716,7 +579,7 @@ static void opti82c46x_set_piomode(struct ata_port *ap, struct ata_device *adev)
 }
 
 /**
- *	opt82c465mv_qc_issue_prot	-	command issue
+ *	opt82c465mv_qc_issue		-	command issue
  *	@qc: command pending
  *
  *	Called when the libata layer is about to issue a command. We wrap
@@ -730,7 +593,7 @@ static void opti82c46x_set_piomode(struct ata_port *ap, struct ata_device *adev)
  *	FIXME: dual channel needs ->serialize support
  */
 
-static unsigned int opti82c46x_qc_issue_prot(struct ata_queued_cmd *qc)
+static unsigned int opti82c46x_qc_issue(struct ata_queued_cmd *qc)
 {
 	struct ata_port *ap = qc->ap;
 	struct ata_device *adev = qc->dev;
@@ -741,34 +604,13 @@ static unsigned int opti82c46x_qc_issue_prot(struct ata_queued_cmd *qc)
 	    && ap->host->private_data != NULL)
 		opti82c46x_set_piomode(ap, adev);
 
-	return ata_qc_issue_prot(qc);
+	return ata_sff_qc_issue(qc);
 }
 
 static struct ata_port_operations opti82c46x_port_ops = {
+	.inherits	= &legacy_base_port_ops,
 	.set_piomode	= opti82c46x_set_piomode,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= ata_cable_40wire,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= opti82c46x_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+	.qc_issue	= opti82c46x_qc_issue,
 };
 
 static void qdi6500_set_piomode(struct ata_port *ap, struct ata_device *adev)
@@ -802,7 +644,7 @@ static void qdi6500_set_piomode(struct ata_port *ap, struct ata_device *adev)
  *	@irq: interrupt line
  *
  *	In dual channel mode the 6580 has one clock per channel and we have
- *	to software clockswitch in qc_issue_prot.
+ *	to software clockswitch in qc_issue.
  */
 
 static void qdi6580dp_set_piomode(struct ata_port *ap, struct ata_device *adev)
@@ -868,14 +710,14 @@ static void qdi6580_set_piomode(struct ata_port *ap, struct ata_device *adev)
 }
 
 /**
- *	qdi_qc_issue_prot	-	command issue
+ *	qdi_qc_issue		-	command issue
  *	@qc: command pending
  *
  *	Called when the libata layer is about to issue a command. We wrap
  *	this interface so that we can load the correct ATA timings.
  */
 
-static unsigned int qdi_qc_issue_prot(struct ata_queued_cmd *qc)
+static unsigned int qdi_qc_issue(struct ata_queued_cmd *qc)
 {
 	struct ata_port *ap = qc->ap;
 	struct ata_device *adev = qc->dev;
@@ -888,7 +730,7 @@ static unsigned int qdi_qc_issue_prot(struct ata_queued_cmd *qc)
 							2 * ap->port_no);
 		}
 	}
-	return ata_qc_issue_prot(qc);
+	return ata_sff_qc_issue(qc);
 }
 
 static unsigned int vlb32_data_xfer(struct ata_device *adev, unsigned char *buf,
@@ -917,7 +759,7 @@ static unsigned int vlb32_data_xfer(struct ata_device *adev, unsigned char *buf,
 		}
 		return (buflen + 3) & ~3;
 	} else
-		return ata_data_xfer(adev, buf, buflen, rw);
+		return ata_sff_data_xfer(adev, buf, buflen, rw);
 }
 
 static int qdi_port(struct platform_device *dev,
@@ -930,84 +772,22 @@ static int qdi_port(struct platform_device *dev,
 }
 
 static struct ata_port_operations qdi6500_port_ops = {
+	.inherits	= &legacy_base_port_ops,
 	.set_piomode	= qdi6500_set_piomode,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= ata_cable_40wire,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= qdi_qc_issue_prot,
-
-	.data_xfer	= vlb32_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+	.qc_issue	= qdi_qc_issue,
+	.sff_data_xfer	= vlb32_data_xfer,
 };
 
 static struct ata_port_operations qdi6580_port_ops = {
+	.inherits	= &legacy_base_port_ops,
 	.set_piomode	= qdi6580_set_piomode,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= ata_cable_40wire,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= vlb32_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+	.sff_data_xfer	= vlb32_data_xfer,
 };
 
 static struct ata_port_operations qdi6580dp_port_ops = {
+	.inherits	= &legacy_base_port_ops,
 	.set_piomode	= qdi6580dp_set_piomode,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= ata_cable_40wire,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= qdi_qc_issue_prot,
-
-	.data_xfer	= vlb32_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+	.sff_data_xfer	= vlb32_data_xfer,
 };
 
 static DEFINE_SPINLOCK(winbond_lock);
@@ -1076,29 +856,9 @@ static int winbond_port(struct platform_device *dev,
 }
 
 static struct ata_port_operations winbond_port_ops = {
+	.inherits	= &legacy_base_port_ops,
 	.set_piomode	= winbond_set_piomode,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= ata_cable_40wire,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= vlb32_data_xfer,
-
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+	.sff_data_xfer	= vlb32_data_xfer,
 };
 
 static struct legacy_controller controllers[] = {
@@ -1256,13 +1016,13 @@ static __init int legacy_init_one(struct legacy_probe *probe)
 	ap->ioaddr.cmd_addr = io_addr;
 	ap->ioaddr.altstatus_addr = ctrl_addr;
 	ap->ioaddr.ctl_addr = ctrl_addr;
-	ata_std_ports(&ap->ioaddr);
+	ata_sff_std_ports(&ap->ioaddr);
 	ap->host->private_data = ld;
 
 	ata_port_desc(ap, "cmd 0x%lx ctl 0x%lx", io, io + 0x0206);
 
-	ret = ata_host_activate(host, probe->irq, ata_interrupt, 0,
-								&legacy_sht);
+	ret = ata_host_activate(host, probe->irq, ata_sff_interrupt, 0,
+				&legacy_sht);
 	if (ret)
 		goto fail;
 	ld->platform_dev = pdev;

drivers/ata/pata_marvell.c

@@ -55,7 +55,7 @@ static int marvell_pre_reset(struct ata_link *link, unsigned long deadline)
 	    (!(devices & 0x10)))	/* PATA enable ? */
 		return -ENOENT;
 
-	return ata_std_prereset(link, deadline);
+	return ata_sff_prereset(link, deadline);
 }
 
 static int marvell_cable_detect(struct ata_port *ap)
@@ -75,71 +75,16 @@ static int marvell_cable_detect(struct ata_port *ap)
 	return 0;	/* Our BUG macro needs the right markup */
 }
 
-/**
- *	marvell_error_handler - Setup and error handler
- *	@ap: Port to handle
- *
- *	LOCKING:
- *	None (inherited from caller).
- */
-
-static void marvell_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, marvell_pre_reset, ata_std_softreset, NULL,
-			   ata_std_postreset);
-}
-
 /* No PIO or DMA methods needed for this device */
 
 static struct scsi_host_template marvell_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	/* Use standard CHS mapping rules */
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
-static const struct ata_port_operations marvell_ops = {
-	/* Task file is PCI ATA format, use helpers */
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= marvell_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
+static struct ata_port_operations marvell_ops = {
+	.inherits		= &ata_bmdma_port_ops,
 	.cable_detect		= marvell_cable_detect,
-
-	/* BMDMA handling is PCI ATA format, use helpers */
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
-	/* Timeout handling */
-	.irq_handler		= ata_interrupt,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	/* Generic PATA PCI ATA helpers */
-	.port_start		= ata_sff_port_start,
+	.prereset		= marvell_pre_reset,
 };
 
 
@@ -160,7 +105,6 @@ static const struct ata_port_operations marvell_ops = {
 static int marvell_init_one (struct pci_dev *pdev, const struct pci_device_id *id)
 {
 	static const struct ata_port_info info = {
-		.sht		= &marvell_sht,
 		.flags		= ATA_FLAG_SLAVE_POSS,
 
 		.pio_mask	= 0x1f,
@@ -170,7 +114,6 @@ static int marvell_init_one (struct pci_dev *pdev, const struct pci_device_id *i
 		.port_ops	= &marvell_ops,
 	};
 	static const struct ata_port_info info_sata = {
-		.sht		= &marvell_sht,
 		/* Slave possible as its magically mapped not real */
 		.flags		= ATA_FLAG_SLAVE_POSS,
 
@@ -185,7 +128,7 @@ static int marvell_init_one (struct pci_dev *pdev, const struct pci_device_id *i
 	if (pdev->device == 0x6101)
 		ppi[1] = &ata_dummy_port_info;
 
-	return ata_pci_init_one(pdev, ppi);
+	return ata_pci_sff_init_one(pdev, ppi, &marvell_sht, NULL);
 }
 
 static const struct pci_device_id marvell_pci_tbl[] = {

drivers/ata/pata_mpc52xx.c

@@ -252,53 +252,19 @@ mpc52xx_ata_dev_select(struct ata_port *ap, unsigned int device)
 	if (device != priv->csel)
 		mpc52xx_ata_apply_timings(priv, device);
 
-	ata_std_dev_select(ap,device);
+	ata_sff_dev_select(ap,device);
 }
 
-static void
-mpc52xx_ata_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, ata_std_prereset, ata_std_softreset, NULL,
-			ata_std_postreset);
-}
-
-
-
 static struct scsi_host_template mpc52xx_ata_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.max_sectors		= ATA_MAX_SECTORS,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.bios_param		= ata_std_bios_param,
+	ATA_PIO_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations mpc52xx_ata_port_ops = {
-	.set_piomode		= mpc52xx_ata_set_piomode,
-	.dev_select		= mpc52xx_ata_dev_select,
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= mpc52xx_ata_error_handler,
+	.inherits		= &ata_sff_port_ops,
+	.sff_dev_select		= mpc52xx_ata_dev_select,
 	.cable_detect		= ata_cable_40wire,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-	.port_start		= ata_port_start,
+	.set_piomode		= mpc52xx_ata_set_piomode,
+	.post_internal_cmd	= ATA_OP_NULL,
 };
 
 static int __devinit
@@ -339,7 +305,7 @@ mpc52xx_ata_init_one(struct device *dev, struct mpc52xx_ata_priv *priv,
 	ata_port_desc(ap, "ata_regs 0x%lx", raw_ata_regs);
 
 	/* activate host */
-	return ata_host_activate(host, priv->ata_irq, ata_interrupt, 0,
+	return ata_host_activate(host, priv->ata_irq, ata_sff_interrupt, 0,
 				 &mpc52xx_ata_sht);
 }
 

drivers/ata/pata_mpiix.c

@@ -55,21 +55,7 @@ static int mpiix_pre_reset(struct ata_link *link, unsigned long deadline)
 	if (!pci_test_config_bits(pdev, &mpiix_enable_bits))
 		return -ENOENT;
 
-	return ata_std_prereset(link, deadline);
-}
-
-/**
- *	mpiix_error_handler		-	probe reset
- *	@ap: ATA port
- *
- *	Perform the ATA probe and bus reset sequence plus specific handling
- *	for this hardware. The MPIIX has the enable bits in a different place
- *	to PIIX4 and friends. As a pure PIO device it has no cable detect
- */
-
-static void mpiix_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, mpiix_pre_reset, ata_std_softreset, NULL, ata_std_postreset);
+	return ata_sff_prereset(link, deadline);
 }
 
 /**
@@ -83,8 +69,8 @@ static void mpiix_error_handler(struct ata_port *ap)
  *
  *	This would get very ugly because we can only program timing for one
  *	device at a time, the other gets PIO0. Fortunately libata calls
- *	our qc_issue_prot command before a command is issued so we can
- *	flip the timings back and forth to reduce the pain.
+ *	our qc_issue command before a command is issued so we can flip the
+ *	timings back and forth to reduce the pain.
  */
 
 static void mpiix_set_piomode(struct ata_port *ap, struct ata_device *adev)
@@ -124,7 +110,7 @@ static void mpiix_set_piomode(struct ata_port *ap, struct ata_device *adev)
 }
 
 /**
- *	mpiix_qc_issue_prot	-	command issue
+ *	mpiix_qc_issue		-	command issue
  *	@qc: command pending
  *
  *	Called when the libata layer is about to issue a command. We wrap
@@ -134,7 +120,7 @@ static void mpiix_set_piomode(struct ata_port *ap, struct ata_device *adev)
  *	be made PIO0.
  */
 
-static unsigned int mpiix_qc_issue_prot(struct ata_queued_cmd *qc)
+static unsigned int mpiix_qc_issue(struct ata_queued_cmd *qc)
 {
 	struct ata_port *ap = qc->ap;
 	struct ata_device *adev = qc->dev;
@@ -147,50 +133,19 @@ static unsigned int mpiix_qc_issue_prot(struct ata_queued_cmd *qc)
 	if (adev->pio_mode && adev != ap->private_data)
 		mpiix_set_piomode(ap, adev);
 
-	return ata_qc_issue_prot(qc);
+	return ata_sff_qc_issue(qc);
 }
 
 static struct scsi_host_template mpiix_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_PIO_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations mpiix_port_ops = {
-	.set_piomode	= mpiix_set_piomode,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= mpiix_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
+	.inherits	= &ata_sff_port_ops,
+	.qc_issue	= mpiix_qc_issue,
 	.cable_detect	= ata_cable_40wire,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= mpiix_qc_issue_prot,
-	.data_xfer	= ata_data_xfer,
-
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+	.set_piomode	= mpiix_set_piomode,
+	.prereset	= mpiix_pre_reset,
 };
 
 static int mpiix_init_one(struct pci_dev *dev, const struct pci_device_id *id)
@@ -252,10 +207,10 @@ static int mpiix_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 	ap->ioaddr.altstatus_addr = ctl_addr;
 
 	/* Let libata fill in the port details */
-	ata_std_ports(&ap->ioaddr);
+	ata_sff_std_ports(&ap->ioaddr);
 
 	/* activate host */
-	return ata_host_activate(host, irq, ata_interrupt, IRQF_SHARED,
+	return ata_host_activate(host, irq, ata_sff_interrupt, IRQF_SHARED,
 				 &mpiix_sht);
 }
 

drivers/ata/pata_netcell.c

@@ -21,54 +21,12 @@
 /* No PIO or DMA methods needed for this device */
 
 static struct scsi_host_template netcell_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	/* Use standard CHS mapping rules */
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
-static const struct ata_port_operations netcell_ops = {
-	/* Task file is PCI ATA format, use helpers */
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= ata_bmdma_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
+static struct ata_port_operations netcell_ops = {
+	.inherits	= &ata_bmdma_port_ops,
 	.cable_detect		= ata_cable_80wire,
-
-	/* BMDMA handling is PCI ATA format, use helpers */
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
-	/* IRQ-related hooks */
-	.irq_handler		= ata_interrupt,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	/* Generic PATA PCI ATA helpers */
-	.port_start		= ata_sff_port_start,
 };
 
 
@@ -90,7 +48,6 @@ static int netcell_init_one (struct pci_dev *pdev, const struct pci_device_id *e
 {
 	static int printed_version;
 	static const struct ata_port_info info = {
-		.sht		= &netcell_sht,
 		.flags		= ATA_FLAG_SLAVE_POSS,
 		/* Actually we don't really care about these as the
 		   firmware deals with it */
@@ -100,16 +57,21 @@ static int netcell_init_one (struct pci_dev *pdev, const struct pci_device_id *e
 		.port_ops	= &netcell_ops,
 	};
 	const struct ata_port_info *port_info[] = { &info, NULL };
+	int rc;
 
 	if (!printed_version++)
 		dev_printk(KERN_DEBUG, &pdev->dev,
 			   "version " DRV_VERSION "\n");
 
+	rc = pcim_enable_device(pdev);
+	if (rc)
+		return rc;
+
 	/* Any chip specific setup/optimisation/messages here */
-	ata_pci_clear_simplex(pdev);
+	ata_pci_bmdma_clear_simplex(pdev);
 
 	/* And let the library code do the work */
-	return ata_pci_init_one(pdev, port_info);
+	return ata_pci_sff_init_one(pdev, port_info, &netcell_sht, NULL);
 }
 
 static const struct pci_device_id netcell_pci_tbl[] = {

drivers/ata/pata_ninja32.c

@@ -73,60 +73,20 @@ static void ninja32_dev_select(struct ata_port *ap, unsigned int device)
 	struct ata_device *adev = &ap->link.device[device];
 	if (ap->private_data != adev) {
 		iowrite8(0xd6, ap->ioaddr.bmdma_addr + 0x1f);
-		ata_std_dev_select(ap, device);
+		ata_sff_dev_select(ap, device);
 		ninja32_set_piomode(ap, adev);
 	}
 }
 
 static struct scsi_host_template ninja32_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations ninja32_port_ops = {
-	.set_piomode	= ninja32_set_piomode,
-	.mode_filter	= ata_pci_default_filter,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ninja32_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
+	.inherits	= &ata_bmdma_port_ops,
+	.sff_dev_select = ninja32_dev_select,
 	.cable_detect	= ata_cable_40wire,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+	.set_piomode	= ninja32_set_piomode,
 };
 
 static int ninja32_init_one(struct pci_dev *dev, const struct pci_device_id *id)
@@ -172,7 +132,7 @@ static int ninja32_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 	ap->ioaddr.ctl_addr = base + 0x1E;
 	ap->ioaddr.altstatus_addr = base + 0x1E;
 	ap->ioaddr.bmdma_addr = base;
-	ata_std_ports(&ap->ioaddr);
+	ata_sff_std_ports(&ap->ioaddr);
 
 	iowrite8(0x05, base + 0x01);	/* Enable interrupt lines */
 	iowrite8(0xBE, base + 0x02);	/* Burst, ?? setup */
@@ -182,7 +142,7 @@ static int ninja32_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 	iowrite8(0xa4, base + 0x1c);	/* Unknown */
 	iowrite8(0x83, base + 0x1d);	/* BMDMA control: WAIT0 */
 	/* FIXME: Should we disable them at remove ? */
-	return ata_host_activate(host, dev->irq, ata_interrupt,
+	return ata_host_activate(host, dev->irq, ata_sff_interrupt,
 				 IRQF_SHARED, &ninja32_sht);
 }
 

drivers/ata/pata_ns87410.c

@@ -50,21 +50,7 @@ static int ns87410_pre_reset(struct ata_link *link, unsigned long deadline)
 	if (!pci_test_config_bits(pdev, &ns87410_enable_bits[ap->port_no]))
 		return -ENOENT;
 
-	return ata_std_prereset(link, deadline);
-}
-
-/**
- *	ns87410_error_handler		-	probe reset
- *	@ap: ATA port
- *
- *	Perform the ATA probe and bus reset sequence plus specific handling
- *	for this hardware. The MPIIX has the enable bits in a different place
- *	to PIIX4 and friends. As a pure PIO device it has no cable detect
- */
-
-static void ns87410_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, ns87410_pre_reset, ata_std_softreset, NULL, ata_std_postreset);
+	return ata_sff_prereset(link, deadline);
 }
 
 /**
@@ -119,7 +105,7 @@ static void ns87410_set_piomode(struct ata_port *ap, struct ata_device *adev)
 }
 
 /**
- *	ns87410_qc_issue_prot	-	command issue
+ *	ns87410_qc_issue	-	command issue
  *	@qc: command pending
  *
  *	Called when the libata layer is about to issue a command. We wrap
@@ -127,7 +113,7 @@ static void ns87410_set_piomode(struct ata_port *ap, struct ata_device *adev)
  *	necessary.
  */
 
-static unsigned int ns87410_qc_issue_prot(struct ata_queued_cmd *qc)
+static unsigned int ns87410_qc_issue(struct ata_queued_cmd *qc)
 {
 	struct ata_port *ap = qc->ap;
 	struct ata_device *adev = qc->dev;
@@ -140,64 +126,30 @@ static unsigned int ns87410_qc_issue_prot(struct ata_queued_cmd *qc)
 	if (adev->pio_mode && adev != ap->private_data)
 		ns87410_set_piomode(ap, adev);
 
-	return ata_qc_issue_prot(qc);
+	return ata_sff_qc_issue(qc);
 }
 
 static struct scsi_host_template ns87410_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_PIO_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations ns87410_port_ops = {
-	.set_piomode	= ns87410_set_piomode,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ns87410_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
+	.inherits	= &ata_sff_port_ops,
+	.qc_issue	= ns87410_qc_issue,
 	.cable_detect	= ata_cable_40wire,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ns87410_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+	.set_piomode	= ns87410_set_piomode,
+	.prereset	= ns87410_pre_reset,
 };
 
 static int ns87410_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 {
 	static const struct ata_port_info info = {
-		.sht = &ns87410_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x0F,
 		.port_ops = &ns87410_port_ops
 	};
 	const struct ata_port_info *ppi[] = { &info, NULL };
-	return ata_pci_init_one(dev, ppi);
+	return ata_pci_sff_init_one(dev, ppi, &ns87410_sht, NULL);
 }
 
 static const struct pci_device_id ns87410[] = {

drivers/ata/pata_ns87415.c

@@ -138,7 +138,7 @@ static void ns87415_bmdma_setup(struct ata_queued_cmd *qc)
 		dmactl |= ATA_DMA_WR;
 	iowrite8(dmactl, ap->ioaddr.bmdma_addr + ATA_DMA_CMD);
 	/* issue r/w command */
-	ap->ops->exec_command(ap, &qc->tf);
+	ap->ops->sff_exec_command(ap, &qc->tf);
 }
 
 /**
@@ -172,14 +172,14 @@ static void ns87415_bmdma_stop(struct ata_queued_cmd *qc)
 }
 
 /**
- *	ns87415_bmdma_irq_clear		-	Clear interrupt
+ *	ns87415_irq_clear		-	Clear interrupt
  *	@ap: Channel to clear
  *
  *	Erratum: Due to a chip bug regisers 02 and 0A bit 1 and 2 (the
  *	error bits) are reset by writing to register 00 or 08.
  */
 
-static void ns87415_bmdma_irq_clear(struct ata_port *ap)
+static void ns87415_irq_clear(struct ata_port *ap)
 {
 	void __iomem *mmio = ap->ioaddr.bmdma_addr;
 
@@ -297,90 +297,32 @@ static u8 ns87560_bmdma_status(struct ata_port *ap)
 {
 	return ns87560_read_buggy(ap->ioaddr.bmdma_addr + ATA_DMA_STATUS);
 }
-
-static const struct ata_port_operations ns87560_pata_ops = {
-	.set_piomode		= ns87415_set_piomode,
-	.mode_filter		= ata_pci_default_filter,
-
-	.tf_load		= ata_tf_load,
-	.tf_read		= ns87560_tf_read,
-	.check_status		= ns87560_check_status,
-	.check_atapi_dma	= ns87415_check_atapi_dma,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= ata_bmdma_error_handler,
-	.post_internal_cmd 	= ata_bmdma_post_internal_cmd,
-	.cable_detect		= ata_cable_40wire,
-
-	.bmdma_setup		= ns87415_bmdma_setup,
-	.bmdma_start		= ns87415_bmdma_start,
-	.bmdma_stop		= ns87415_bmdma_stop,
-	.bmdma_status		= ns87560_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
-	.irq_handler		= ata_interrupt,
-	.irq_clear		= ns87415_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.port_start		= ata_sff_port_start,
-};
-
 #endif		/* 87560 SuperIO Support */
 
+static struct ata_port_operations ns87415_pata_ops = {
+	.inherits		= &ata_bmdma_port_ops,
 
-static const struct ata_port_operations ns87415_pata_ops = {
-	.set_piomode		= ns87415_set_piomode,
-	.mode_filter		= ata_pci_default_filter,
-
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
 	.check_atapi_dma	= ns87415_check_atapi_dma,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= ata_bmdma_error_handler,
-	.post_internal_cmd 	= ata_bmdma_post_internal_cmd,
-	.cable_detect		= ata_cable_40wire,
-
 	.bmdma_setup		= ns87415_bmdma_setup,
 	.bmdma_start		= ns87415_bmdma_start,
 	.bmdma_stop		= ns87415_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
+	.sff_irq_clear		= ns87415_irq_clear,
 
-	.irq_handler		= ata_interrupt,
-	.irq_clear		= ns87415_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
+	.cable_detect		= ata_cable_40wire,
+	.set_piomode		= ns87415_set_piomode,
+};
 
-	.port_start		= ata_sff_port_start,
+#if defined(CONFIG_SUPERIO)
+static struct ata_port_operations ns87560_pata_ops = {
+	.inherits		= &ns87415_pata_ops,
+	.sff_tf_read		= ns87560_tf_read,
+	.sff_check_status	= ns87560_check_status,
+	.bmdma_status		= ns87560_bmdma_status,
 };
+#endif
 
 static struct scsi_host_template ns87415_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
 
@@ -403,16 +345,15 @@ static int ns87415_init_one (struct pci_dev *pdev, const struct pci_device_id *e
 {
 	static int printed_version;
 	static const struct ata_port_info info = {
-		.sht		= &ns87415_sht,
 		.flags		= ATA_FLAG_SLAVE_POSS,
 		.pio_mask	= 0x1f,	/* pio0-4 */
 		.mwdma_mask	= 0x07, /* mwdma0-2 */
 		.port_ops	= &ns87415_pata_ops,
 	};
 	const struct ata_port_info *ppi[] = { &info, NULL };
+	int rc;
 #if defined(CONFIG_SUPERIO)
 	static const struct ata_port_info info87560 = {
-		.sht		= &ns87415_sht,
 		.flags		= ATA_FLAG_SLAVE_POSS,
 		.pio_mask	= 0x1f,	/* pio0-4 */
 		.mwdma_mask	= 0x07, /* mwdma0-2 */
@@ -425,11 +366,16 @@ static int ns87415_init_one (struct pci_dev *pdev, const struct pci_device_id *e
 	if (!printed_version++)
 		dev_printk(KERN_DEBUG, &pdev->dev,
 			   "version " DRV_VERSION "\n");
+
+	rc = pcim_enable_device(pdev);
+	if (rc)
+		return rc;
+
 	/* Select 512 byte sectors */
 	pci_write_config_byte(pdev, 0x55, 0xEE);
 	/* Select PIO0 8bit clocking */
 	pci_write_config_byte(pdev, 0x54, 0xB7);
-	return ata_pci_init_one(pdev, ppi);
+	return ata_pci_sff_init_one(pdev, ppi, &ns87415_sht, NULL);
 }
 
 static const struct pci_device_id ns87415_pci_tbl[] = {

drivers/ata/pata_oldpiix.c

@@ -47,21 +47,7 @@ static int oldpiix_pre_reset(struct ata_link *link, unsigned long deadline)
 	if (!pci_test_config_bits(pdev, &oldpiix_enable_bits[ap->port_no]))
 		return -ENOENT;
 
-	return ata_std_prereset(link, deadline);
-}
-
-/**
- *	oldpiix_pata_error_handler - Probe specified port on PATA host controller
- *	@ap: Port to probe
- *	@classes:
- *
- *	LOCKING:
- *	None (inherited from caller).
- */
-
-static void oldpiix_pata_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, oldpiix_pre_reset, ata_std_softreset, NULL, ata_std_postreset);
+	return ata_sff_prereset(link, deadline);
 }
 
 /**
@@ -195,7 +181,7 @@ static void oldpiix_set_dmamode (struct ata_port *ap, struct ata_device *adev)
 }
 
 /**
- *	oldpiix_qc_issue_prot	-	command issue
+ *	oldpiix_qc_issue	-	command issue
  *	@qc: command pending
  *
  *	Called when the libata layer is about to issue a command. We wrap
@@ -205,7 +191,7 @@ static void oldpiix_set_dmamode (struct ata_port *ap, struct ata_device *adev)
  *	be made PIO0.
  */
 
-static unsigned int oldpiix_qc_issue_prot(struct ata_queued_cmd *qc)
+static unsigned int oldpiix_qc_issue(struct ata_queued_cmd *qc)
 {
 	struct ata_port *ap = qc->ap;
 	struct ata_device *adev = qc->dev;
@@ -215,58 +201,21 @@ static unsigned int oldpiix_qc_issue_prot(struct ata_queued_cmd *qc)
 		if (adev->dma_mode)
 			oldpiix_set_dmamode(ap, adev);
 	}
-	return ata_qc_issue_prot(qc);
+	return ata_sff_qc_issue(qc);
 }
 
 
 static struct scsi_host_template oldpiix_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
-static const struct ata_port_operations oldpiix_pata_ops = {
+static struct ata_port_operations oldpiix_pata_ops = {
+	.inherits		= &ata_bmdma_port_ops,
+	.qc_issue		= oldpiix_qc_issue,
+	.cable_detect		= ata_cable_40wire,
 	.set_piomode		= oldpiix_set_piomode,
 	.set_dmamode		= oldpiix_set_dmamode,
-	.mode_filter		= ata_pci_default_filter,
-
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= oldpiix_pata_error_handler,
-	.post_internal_cmd 	= ata_bmdma_post_internal_cmd,
-	.cable_detect		= ata_cable_40wire,
-
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= oldpiix_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
-	.irq_handler		= ata_interrupt,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.port_start		= ata_sff_port_start,
+	.prereset		= oldpiix_pre_reset,
 };
 
 
@@ -289,7 +238,6 @@ static int oldpiix_init_one (struct pci_dev *pdev, const struct pci_device_id *e
 {
 	static int printed_version;
 	static const struct ata_port_info info = {
-		.sht		= &oldpiix_sht,
 		.flags		= ATA_FLAG_SLAVE_POSS,
 		.pio_mask	= 0x1f,	/* pio0-4 */
 		.mwdma_mask	= 0x07, /* mwdma1-2 */
@@ -301,7 +249,7 @@ static int oldpiix_init_one (struct pci_dev *pdev, const struct pci_device_id *e
 		dev_printk(KERN_DEBUG, &pdev->dev,
 			   "version " DRV_VERSION "\n");
 
-	return ata_pci_init_one(pdev, ppi);
+	return ata_pci_sff_init_one(pdev, ppi, &oldpiix_sht, NULL);
 }
 
 static const struct pci_device_id oldpiix_pci_tbl[] = {

drivers/ata/pata_opti.c

@@ -64,22 +64,7 @@ static int opti_pre_reset(struct ata_link *link, unsigned long deadline)
 	if (!pci_test_config_bits(pdev, &opti_enable_bits[ap->port_no]))
 		return -ENOENT;
 
-	return ata_std_prereset(link, deadline);
-}
-
-/**
- *	opti_probe_reset		-	probe reset
- *	@ap: ATA port
- *
- *	Perform the ATA probe and bus reset sequence plus specific handling
- *	for this hardware. The Opti needs little handling - we have no UDMA66
- *	capability that needs cable detection. All we must do is check the port
- *	is enabled.
- */
-
-static void opti_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, opti_pre_reset, ata_std_softreset, NULL, ata_std_postreset);
+	return ata_sff_prereset(link, deadline);
 }
 
 /**
@@ -165,58 +150,19 @@ static void opti_set_piomode(struct ata_port *ap, struct ata_device *adev)
 }
 
 static struct scsi_host_template opti_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_PIO_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations opti_port_ops = {
-	.set_piomode	= opti_set_piomode,
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= opti_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
+	.inherits	= &ata_sff_port_ops,
 	.cable_detect	= ata_cable_40wire,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+	.set_piomode	= opti_set_piomode,
+	.prereset	= opti_pre_reset,
 };
 
 static int opti_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 {
 	static const struct ata_port_info info = {
-		.sht = &opti_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.port_ops = &opti_port_ops
@@ -227,7 +173,7 @@ static int opti_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 	if (!printed_version++)
 		dev_printk(KERN_DEBUG, &dev->dev, "version " DRV_VERSION "\n");
 
-	return ata_pci_init_one(dev, ppi);
+	return ata_pci_sff_init_one(dev, ppi, &opti_sht, NULL);
 }
 
 static const struct pci_device_id opti[] = {

drivers/ata/pata_optidma.c

@@ -64,22 +64,7 @@ static int optidma_pre_reset(struct ata_link *link, unsigned long deadline)
 	if (ap->port_no && !pci_test_config_bits(pdev, &optidma_enable_bits))
 		return -ENOENT;
 
-	return ata_std_prereset(link, deadline);
-}
-
-/**
- *	optidma_probe_reset		-	probe reset
- *	@ap: ATA port
- *
- *	Perform the ATA probe and bus reset sequence plus specific handling
- *	for this hardware. The Opti needs little handling - we have no UDMA66
- *	capability that needs cable detection. All we must do is check the port
- *	is enabled.
- */
-
-static void optidma_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, optidma_pre_reset, ata_std_softreset, NULL, ata_std_postreset);
+	return ata_sff_prereset(link, deadline);
 }
 
 /**
@@ -350,89 +335,22 @@ static int optidma_set_mode(struct ata_link *link, struct ata_device **r_failed)
 }
 
 static struct scsi_host_template optidma_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations optidma_port_ops = {
+	.inherits	= &ata_bmdma_port_ops,
+	.cable_detect	= ata_cable_40wire,
 	.set_piomode	= optidma_set_pio_mode,
 	.set_dmamode	= optidma_set_dma_mode,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.error_handler	= optidma_error_handler,
 	.set_mode	= optidma_set_mode,
-	.cable_detect	= ata_cable_40wire,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+	.prereset	= optidma_pre_reset,
 };
 
 static struct ata_port_operations optiplus_port_ops = {
+	.inherits	= &optidma_port_ops,
 	.set_piomode	= optiplus_set_pio_mode,
 	.set_dmamode	= optiplus_set_dma_mode,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.error_handler	= optidma_error_handler,
-	.set_mode	= optidma_set_mode,
-	.cable_detect	= ata_cable_40wire,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
 };
 
 /**
@@ -481,14 +399,12 @@ done_nomsg:		/* Wrong chip revision */
 static int optidma_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 {
 	static const struct ata_port_info info_82c700 = {
-		.sht = &optidma_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
 		.port_ops = &optidma_port_ops
 	};
 	static const struct ata_port_info info_82c700_udma = {
-		.sht = &optidma_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
@@ -497,10 +413,15 @@ static int optidma_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 	};
 	const struct ata_port_info *ppi[] = { &info_82c700, NULL };
 	static int printed_version;
+	int rc;
 
 	if (!printed_version++)
 		dev_printk(KERN_DEBUG, &dev->dev, "version " DRV_VERSION "\n");
 
+	rc = pcim_enable_device(dev);
+	if (rc)
+		return rc;
+
 	/* Fixed location chipset magic */
 	inw(0x1F1);
 	inw(0x1F1);
@@ -509,7 +430,7 @@ static int optidma_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 	if (optiplus_with_udma(dev))
 		ppi[0] = &info_82c700_udma;
 
-	return ata_pci_init_one(dev, ppi);
+	return ata_pci_sff_init_one(dev, ppi, &optidma_sht, NULL);
 }
 
 static const struct pci_device_id optidma[] = {

drivers/ata/pata_pcmcia.c

@@ -128,71 +128,21 @@ static unsigned int ata_data_xfer_8bit(struct ata_device *dev,
 
 
 static struct scsi_host_template pcmcia_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_PIO_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations pcmcia_port_ops = {
-	.set_mode	= pcmcia_set_mode,
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
+	.inherits	= &ata_sff_port_ops,
+	.sff_data_xfer	= ata_sff_data_xfer_noirq,
 	.cable_detect	= ata_cable_40wire,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer_noirq,
-
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+	.set_mode	= pcmcia_set_mode,
 };
 
 static struct ata_port_operations pcmcia_8bit_port_ops = {
-	.set_mode	= pcmcia_set_mode_8bit,
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
+	.inherits	= &ata_sff_port_ops,
+	.sff_data_xfer	= ata_data_xfer_8bit,
 	.cable_detect	= ata_cable_40wire,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer_8bit,
-
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+	.set_mode	= pcmcia_set_mode_8bit,
 };
 
 #define CS_CHECK(fn, ret) \
@@ -373,13 +323,13 @@ next_entry:
 		ap->ioaddr.cmd_addr = io_addr + 0x10 * p;
 		ap->ioaddr.altstatus_addr = ctl_addr + 0x10 * p;
 		ap->ioaddr.ctl_addr = ctl_addr + 0x10 * p;
-		ata_std_ports(&ap->ioaddr);
+		ata_sff_std_ports(&ap->ioaddr);
 
 		ata_port_desc(ap, "cmd 0x%lx ctl 0x%lx", io_base, ctl_base);
 	}
 
 	/* activate */
-	ret = ata_host_activate(host, pdev->irq.AssignedIRQ, ata_interrupt,
+	ret = ata_host_activate(host, pdev->irq.AssignedIRQ, ata_sff_interrupt,
 				IRQF_SHARED, &pcmcia_sht);
 	if (ret)
 		goto failed;

drivers/ata/pata_pdc2027x.c

@@ -63,7 +63,7 @@ enum {
 };
 
 static int pdc2027x_init_one(struct pci_dev *pdev, const struct pci_device_id *ent);
-static void pdc2027x_error_handler(struct ata_port *ap);
+static int pdc2027x_prereset(struct ata_link *link, unsigned long deadline);
 static void pdc2027x_set_piomode(struct ata_port *ap, struct ata_device *adev);
 static void pdc2027x_set_dmamode(struct ata_port *ap, struct ata_device *adev);
 static int pdc2027x_check_atapi_dma(struct ata_queued_cmd *qc);
@@ -129,84 +129,22 @@ static struct pci_driver pdc2027x_pci_driver = {
 };
 
 static struct scsi_host_template pdc2027x_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations pdc2027x_pata100_ops = {
-	.mode_filter		= ata_pci_default_filter,
-
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
+	.inherits		= &ata_bmdma_port_ops,
 	.check_atapi_dma	= pdc2027x_check_atapi_dma,
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= pdc2027x_error_handler,
-	.post_internal_cmd 	= ata_bmdma_post_internal_cmd,
 	.cable_detect		= pdc2027x_cable_detect,
-
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.port_start		= ata_sff_port_start,
+	.prereset		= pdc2027x_prereset,
 };
 
 static struct ata_port_operations pdc2027x_pata133_ops = {
+	.inherits		= &pdc2027x_pata100_ops,
+	.mode_filter		= pdc2027x_mode_filter,
 	.set_piomode		= pdc2027x_set_piomode,
 	.set_dmamode		= pdc2027x_set_dmamode,
 	.set_mode		= pdc2027x_set_mode,
-	.mode_filter		= pdc2027x_mode_filter,
-
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.check_atapi_dma	= pdc2027x_check_atapi_dma,
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= pdc2027x_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
-	.cable_detect		= pdc2027x_cable_detect,
-
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.port_start		= ata_sff_port_start,
 };
 
 static struct ata_port_info pdc2027x_port_info[] = {
@@ -310,22 +248,7 @@ static int pdc2027x_prereset(struct ata_link *link, unsigned long deadline)
 	/* Check whether port enabled */
 	if (!pdc2027x_port_enabled(link->ap))
 		return -ENOENT;
-	return ata_std_prereset(link, deadline);
-}
-
-/**
- *	pdc2027x_error_handler - Perform reset on PATA port and classify
- *	@ap: Port to reset
- *
- *	Reset PATA phy and classify attached devices.
- *
- *	LOCKING:
- *	None (inherited from caller).
- */
-
-static void pdc2027x_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, pdc2027x_prereset, ata_std_softreset, NULL, ata_std_postreset);
+	return ata_sff_prereset(link, deadline);
 }
 
 /**
@@ -342,7 +265,7 @@ static unsigned long pdc2027x_mode_filter(struct ata_device *adev, unsigned long
 	struct ata_device *pair = ata_dev_pair(adev);
 
 	if (adev->class != ATA_DEV_ATA || adev->devno == 0 || pair == NULL)
-		return ata_pci_default_filter(adev, mask);
+		return ata_bmdma_mode_filter(adev, mask);
 
 	/* Check for slave of a Maxtor at UDMA6 */
 	ata_id_c_string(pair->id, model_num, ATA_ID_PROD,
@@ -351,7 +274,7 @@ static unsigned long pdc2027x_mode_filter(struct ata_device *adev, unsigned long
 	if (strstr(model_num, "Maxtor") == NULL && pair->dma_mode == XFER_UDMA_6)
 		mask &= ~ (1 << (6 + ATA_SHIFT_UDMA));
 
-	return ata_pci_default_filter(adev, mask);
+	return ata_bmdma_mode_filter(adev, mask);
 }
 
 /**
@@ -836,8 +759,8 @@ static int __devinit pdc2027x_init_one(struct pci_dev *pdev, const struct pci_de
 		return -EIO;
 
 	pci_set_master(pdev);
-	return ata_host_activate(host, pdev->irq, ata_interrupt, IRQF_SHARED,
-				 &pdc2027x_sht);
+	return ata_host_activate(host, pdev->irq, ata_sff_interrupt,
+				 IRQF_SHARED, &pdc2027x_sht);
 }
 
 /**

drivers/ata/pata_pdc202xx_old.c

@@ -262,94 +262,34 @@ static int pdc2026x_check_atapi_dma(struct ata_queued_cmd *qc)
 }
 
 static struct scsi_host_template pdc202xx_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations pdc2024x_port_ops = {
-	.set_piomode	= pdc202xx_set_piomode,
-	.set_dmamode	= pdc202xx_set_dmamode,
-	.mode_filter	= ata_pci_default_filter,
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= ata_cable_40wire,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+	.inherits		= &ata_bmdma_port_ops,
+
+	.cable_detect		= ata_cable_40wire,
+	.set_piomode		= pdc202xx_set_piomode,
+	.set_dmamode		= pdc202xx_set_dmamode,
 };
 
 static struct ata_port_operations pdc2026x_port_ops = {
-	.set_piomode	= pdc202xx_set_piomode,
-	.set_dmamode	= pdc202xx_set_dmamode,
-	.mode_filter	= ata_pci_default_filter,
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-	.dev_config	= pdc2026x_dev_config,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= pdc2026x_cable_detect,
-
-	.check_atapi_dma= pdc2026x_check_atapi_dma,
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= pdc2026x_bmdma_start,
-	.bmdma_stop	= pdc2026x_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= pdc2026x_port_start,
+	.inherits		= &pdc2024x_port_ops,
+
+	.check_atapi_dma	= pdc2026x_check_atapi_dma,
+	.bmdma_start		= pdc2026x_bmdma_start,
+	.bmdma_stop		= pdc2026x_bmdma_stop,
+
+	.cable_detect		= pdc2026x_cable_detect,
+	.dev_config		= pdc2026x_dev_config,
+
+	.port_start		= pdc2026x_port_start,
 };
 
 static int pdc202xx_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 {
 	static const struct ata_port_info info[3] = {
 		{
-			.sht = &pdc202xx_sht,
 			.flags = ATA_FLAG_SLAVE_POSS,
 			.pio_mask = 0x1f,
 			.mwdma_mask = 0x07,
@@ -357,7 +297,6 @@ static int pdc202xx_init_one(struct pci_dev *dev, const struct pci_device_id *id
 			.port_ops = &pdc2024x_port_ops
 		},
 		{
-			.sht = &pdc202xx_sht,
 			.flags = ATA_FLAG_SLAVE_POSS,
 			.pio_mask = 0x1f,
 			.mwdma_mask = 0x07,
@@ -365,7 +304,6 @@ static int pdc202xx_init_one(struct pci_dev *dev, const struct pci_device_id *id
 			.port_ops = &pdc2026x_port_ops
 		},
 		{
-			.sht = &pdc202xx_sht,
 			.flags = ATA_FLAG_SLAVE_POSS,
 			.pio_mask = 0x1f,
 			.mwdma_mask = 0x07,
@@ -386,7 +324,7 @@ static int pdc202xx_init_one(struct pci_dev *dev, const struct pci_device_id *id
 				return -ENODEV;
 		}
 	}
-	return ata_pci_init_one(dev, ppi);
+	return ata_pci_sff_init_one(dev, ppi, &pdc202xx_sht, NULL);
 }
 
 static const struct pci_device_id pdc202xx[] = {

drivers/ata/pata_platform.c

@@ -46,50 +46,16 @@ static int pata_platform_set_mode(struct ata_link *link, struct ata_device **unu
 	return 0;
 }
 
-static int ata_dummy_ret0(struct ata_port *ap)	{ return 0; }
-
 static struct scsi_host_template pata_platform_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_PIO_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations pata_platform_port_ops = {
-	.set_mode		= pata_platform_set_mode,
-
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= ata_bmdma_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
+	.inherits		= &ata_sff_port_ops,
+	.sff_data_xfer		= ata_sff_data_xfer_noirq,
 	.cable_detect		= ata_cable_unknown,
-
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-
-	.data_xfer		= ata_data_xfer_noirq,
-
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.port_start		= ata_dummy_ret0,
+	.set_mode		= pata_platform_set_mode,
+	.port_start		= ATA_OP_NULL,
 };
 
 static void pata_platform_setup_port(struct ata_ioports *ioaddr,
@@ -210,7 +176,7 @@ int __devinit __pata_platform_probe(struct device *dev,
 		      (unsigned long long)ctl_res->start);
 
 	/* activate */
-	return ata_host_activate(host, irq, irq ? ata_interrupt : NULL,
+	return ata_host_activate(host, irq, irq ? ata_sff_interrupt : NULL,
 				 irq_flags, &pata_platform_sht);
 }
 EXPORT_SYMBOL_GPL(__pata_platform_probe);

drivers/ata/pata_qdi.c

@@ -102,14 +102,14 @@ static void qdi6580_set_piomode(struct ata_port *ap, struct ata_device *adev)
 }
 
 /**
- *	qdi_qc_issue_prot	-	command issue
+ *	qdi_qc_issue		-	command issue
  *	@qc: command pending
  *
  *	Called when the libata layer is about to issue a command. We wrap
  *	this interface so that we can load the correct ATA timings.
  */
 
-static unsigned int qdi_qc_issue_prot(struct ata_queued_cmd *qc)
+static unsigned int qdi_qc_issue(struct ata_queued_cmd *qc)
 {
 	struct ata_port *ap = qc->ap;
 	struct ata_device *adev = qc->dev;
@@ -121,7 +121,7 @@ static unsigned int qdi_qc_issue_prot(struct ata_queued_cmd *qc)
 			outb(qdi->clock[adev->devno], qdi->timing);
 		}
 	}
-	return ata_qc_issue_prot(qc);
+	return ata_sff_qc_issue(qc);
 }
 
 static unsigned int qdi_data_xfer(struct ata_device *dev, unsigned char *buf,
@@ -148,79 +148,26 @@ static unsigned int qdi_data_xfer(struct ata_device *dev, unsigned char *buf,
 			buflen += 4 - slop;
 		}
 	} else
-		buflen = ata_data_xfer(dev, buf, buflen, rw);
+		buflen = ata_sff_data_xfer(dev, buf, buflen, rw);
 
 	return buflen;
 }
 
 static struct scsi_host_template qdi_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_PIO_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations qdi6500_port_ops = {
-	.set_piomode	= qdi6500_set_piomode,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
+	.inherits	= &ata_sff_port_ops,
+	.qc_issue	= qdi_qc_issue,
+	.sff_data_xfer	= qdi_data_xfer,
 	.cable_detect	= ata_cable_40wire,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= qdi_qc_issue_prot,
-
-	.data_xfer	= qdi_data_xfer,
-
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+	.set_piomode	= qdi6500_set_piomode,
 };
 
 static struct ata_port_operations qdi6580_port_ops = {
+	.inherits	= &qdi6500_port_ops,
 	.set_piomode	= qdi6580_set_piomode,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= ata_cable_40wire,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= qdi_qc_issue_prot,
-
-	.data_xfer	= qdi_data_xfer,
-
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
 };
 
 /**
@@ -276,7 +223,7 @@ static __init int qdi_init_one(unsigned long port, int type, unsigned long io, i
 	ap->ioaddr.cmd_addr = io_addr;
 	ap->ioaddr.altstatus_addr = ctl_addr;
 	ap->ioaddr.ctl_addr = ctl_addr;
-	ata_std_ports(&ap->ioaddr);
+	ata_sff_std_ports(&ap->ioaddr);
 
 	ata_port_desc(ap, "cmd %lx ctl %lx", io, ctl);
 
@@ -292,7 +239,7 @@ static __init int qdi_init_one(unsigned long port, int type, unsigned long io, i
 	printk(KERN_INFO DRV_NAME": qd%d at 0x%lx.\n", type, io);
 
 	/* activate */
-	ret = ata_host_activate(host, irq, ata_interrupt, 0, &qdi_sht);
+	ret = ata_host_activate(host, irq, ata_sff_interrupt, 0, &qdi_sht);
 	if (ret)
 		goto fail;
 

drivers/ata/pata_radisys.c

@@ -156,7 +156,7 @@ static void radisys_set_dmamode (struct ata_port *ap, struct ata_device *adev)
 }
 
 /**
- *	radisys_qc_issue_prot	-	command issue
+ *	radisys_qc_issue	-	command issue
  *	@qc: command pending
  *
  *	Called when the libata layer is about to issue a command. We wrap
@@ -166,7 +166,7 @@ static void radisys_set_dmamode (struct ata_port *ap, struct ata_device *adev)
  *	be made PIO0.
  */
 
-static unsigned int radisys_qc_issue_prot(struct ata_queued_cmd *qc)
+static unsigned int radisys_qc_issue(struct ata_queued_cmd *qc)
 {
 	struct ata_port *ap = qc->ap;
 	struct ata_device *adev = qc->dev;
@@ -180,58 +180,20 @@ static unsigned int radisys_qc_issue_prot(struct ata_queued_cmd *qc)
 				radisys_set_piomode(ap, adev);
 		}
 	}
-	return ata_qc_issue_prot(qc);
+	return ata_sff_qc_issue(qc);
 }
 
 
 static struct scsi_host_template radisys_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
-static const struct ata_port_operations radisys_pata_ops = {
+static struct ata_port_operations radisys_pata_ops = {
+	.inherits		= &ata_bmdma_port_ops,
+	.qc_issue		= radisys_qc_issue,
+	.cable_detect		= ata_cable_unknown,
 	.set_piomode		= radisys_set_piomode,
 	.set_dmamode		= radisys_set_dmamode,
-	.mode_filter		= ata_pci_default_filter,
-
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= ata_bmdma_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
-	.cable_detect		= ata_cable_unknown,
-
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= radisys_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
-	.irq_handler		= ata_interrupt,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.port_start		= ata_sff_port_start,
 };
 
 
@@ -254,7 +216,6 @@ static int radisys_init_one (struct pci_dev *pdev, const struct pci_device_id *e
 {
 	static int printed_version;
 	static const struct ata_port_info info = {
-		.sht		= &radisys_sht,
 		.flags		= ATA_FLAG_SLAVE_POSS,
 		.pio_mask	= 0x1f,	/* pio0-4 */
 		.mwdma_mask	= 0x07, /* mwdma1-2 */
@@ -267,7 +228,7 @@ static int radisys_init_one (struct pci_dev *pdev, const struct pci_device_id *e
 		dev_printk(KERN_DEBUG, &pdev->dev,
 			   "version " DRV_VERSION "\n");
 
-	return ata_pci_init_one(pdev, ppi);
+	return ata_pci_sff_init_one(pdev, ppi, &radisys_sht, NULL);
 }
 
 static const struct pci_device_id radisys_pci_tbl[] = {

drivers/ata/pata_rb500_cf.c

@@ -57,7 +57,7 @@ static inline void rb500_pata_finish_io(struct ata_port *ap)
 	struct ata_host *ah = ap->host;
 	struct rb500_cf_info *info = ah->private_data;
 
-	ata_altstatus(ap);
+	ata_sff_altstatus(ap);
 	ndelay(RB500_CF_IO_DELAY);
 
 	set_irq_type(info->irq, IRQ_TYPE_LEVEL_HIGH);
@@ -109,7 +109,7 @@ static irqreturn_t rb500_pata_irq_handler(int irq, void *dev_instance)
 	if (gpio_get_value(info->gpio_line)) {
 		set_irq_type(info->irq, IRQ_TYPE_LEVEL_LOW);
 		if (!info->frozen)
-			ata_interrupt(info->irq, dev_instance);
+			ata_sff_interrupt(info->irq, dev_instance);
 	} else {
 		set_irq_type(info->irq, IRQ_TYPE_LEVEL_HIGH);
 	}
@@ -117,58 +117,18 @@ static irqreturn_t rb500_pata_irq_handler(int irq, void *dev_instance)
 	return IRQ_HANDLED;
 }
 
-static void rb500_pata_irq_clear(struct ata_port *ap)
-{
-}
-
-static int rb500_pata_port_start(struct ata_port *ap)
-{
-	return 0;
-}
-
 static struct ata_port_operations rb500_pata_port_ops = {
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-
-	.exec_command		= rb500_pata_exec_command,
-	.check_status 		= ata_check_status,
-	.dev_select 		= ata_std_dev_select,
-
-	.data_xfer		= rb500_pata_data_xfer,
-
-	.qc_prep 		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-
+	.inherits		= &ata_sff_port_ops,
+	.sff_exec_command	= rb500_pata_exec_command,
+	.sff_data_xfer		= rb500_pata_data_xfer,
 	.freeze			= rb500_pata_freeze,
 	.thaw			= rb500_pata_thaw,
-	.error_handler		= ata_bmdma_error_handler,
-
-	.irq_handler		= rb500_pata_irq_handler,
-	.irq_clear		= rb500_pata_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.port_start		= rb500_pata_port_start,
 };
 
 /* ------------------------------------------------------------------------ */
 
 static struct scsi_host_template rb500_pata_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
-	.proc_name		= DRV_NAME,
-
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
+	ATA_PIO_SHT(DRV_NAME),
 };
 
 /* ------------------------------------------------------------------------ */
@@ -188,7 +148,7 @@ static void rb500_pata_setup_ports(struct ata_host *ah)
 	ap->ioaddr.ctl_addr	= info->iobase + RB500_CF_REG_CTRL;
 	ap->ioaddr.altstatus_addr = info->iobase + RB500_CF_REG_CTRL;
 
-	ata_std_ports(&ap->ioaddr);
+	ata_sff_std_ports(&ap->ioaddr);
 
 	ap->ioaddr.data_addr	= info->iobase + RB500_CF_REG_DATA;
 }

drivers/ata/pata_rz1000.c

@@ -53,53 +53,13 @@ static int rz1000_set_mode(struct ata_link *link, struct ata_device **unused)
 
 
 static struct scsi_host_template rz1000_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_PIO_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations rz1000_port_ops = {
-	.set_mode	= rz1000_set_mode,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
+	.inherits	= &ata_sff_port_ops,
 	.cable_detect	= ata_cable_40wire,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+	.set_mode	= rz1000_set_mode,
 };
 
 static int rz1000_fifo_disable(struct pci_dev *pdev)
@@ -129,7 +89,6 @@ static int rz1000_init_one (struct pci_dev *pdev, const struct pci_device_id *en
 {
 	static int printed_version;
 	static const struct ata_port_info info = {
-		.sht = &rz1000_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.port_ops = &rz1000_port_ops
@@ -140,7 +99,7 @@ static int rz1000_init_one (struct pci_dev *pdev, const struct pci_device_id *en
 		printk(KERN_DEBUG DRV_NAME " version " DRV_VERSION "\n");
 
 	if (rz1000_fifo_disable(pdev) == 0)
-		return ata_pci_init_one(pdev, ppi);
+		return ata_pci_sff_init_one(pdev, ppi, &rz1000_sht, NULL);
 
 	printk(KERN_ERR DRV_NAME ": failed to disable read-ahead on chipset..\n");
 	/* Not safe to use so skip */

drivers/ata/pata_sc1200.c

@@ -151,7 +151,7 @@ static void sc1200_set_dmamode(struct ata_port *ap, struct ata_device *adev)
 }
 
 /**
- *	sc1200_qc_issue_prot	-	command issue
+ *	sc1200_qc_issue		-	command issue
  *	@qc: command pending
  *
  *	Called when the libata layer is about to issue a command. We wrap
@@ -160,7 +160,7 @@ static void sc1200_set_dmamode(struct ata_port *ap, struct ata_device *adev)
  *	one MWDMA/UDMA bit.
  */
 
-static unsigned int sc1200_qc_issue_prot(struct ata_queued_cmd *qc)
+static unsigned int sc1200_qc_issue(struct ata_queued_cmd *qc)
 {
 	struct ata_port *ap = qc->ap;
 	struct ata_device *adev = qc->dev;
@@ -175,59 +175,21 @@ static unsigned int sc1200_qc_issue_prot(struct ata_queued_cmd *qc)
 		    	sc1200_set_dmamode(ap, adev);
 	}
 
-	return ata_qc_issue_prot(qc);
+	return ata_sff_qc_issue(qc);
 }
 
 static struct scsi_host_template sc1200_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_DUMB_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
+	.sg_tablesize	= LIBATA_DUMB_MAX_PRD,
 };
 
 static struct ata_port_operations sc1200_port_ops = {
+	.inherits	= &ata_bmdma_port_ops,
+	.qc_prep 	= ata_sff_dumb_qc_prep,
+	.qc_issue	= sc1200_qc_issue,
+	.cable_detect	= ata_cable_40wire,
 	.set_piomode	= sc1200_set_piomode,
 	.set_dmamode	= sc1200_set_dmamode,
-	.mode_filter	= ata_pci_default_filter,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= ata_cable_40wire,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_dumb_qc_prep,
-	.qc_issue	= sc1200_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
 };
 
 /**
@@ -242,7 +204,6 @@ static struct ata_port_operations sc1200_port_ops = {
 static int sc1200_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 {
 	static const struct ata_port_info info = {
-		.sht = &sc1200_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
@@ -252,7 +213,7 @@ static int sc1200_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 	/* Can't enable port 2 yet, see top comments */
 	const struct ata_port_info *ppi[] = { &info, &ata_dummy_port_info };
 
-	return ata_pci_init_one(dev, ppi);
+	return ata_pci_sff_init_one(dev, ppi, &sc1200_sht, NULL);
 }
 
 static const struct pci_device_id sc1200[] = {

drivers/ata/pata_scc.c

@@ -266,7 +266,7 @@ unsigned long scc_mode_filter(struct ata_device *adev, unsigned long mask)
 		printk(KERN_INFO "%s: limit ATAPI UDMA to UDMA4\n", DRV_NAME);
 		mask &= ~(0xE0 << ATA_SHIFT_UDMA);
 	}
-	return ata_pci_default_filter(adev, mask);
+	return ata_bmdma_mode_filter(adev, mask);
 }
 
 /**
@@ -274,7 +274,7 @@ unsigned long scc_mode_filter(struct ata_device *adev, unsigned long mask)
  *	@ap: Port to which output is sent
  *	@tf: ATA taskfile register set
  *
- *	Note: Original code is ata_tf_load().
+ *	Note: Original code is ata_sff_tf_load().
  */
 
 static void scc_tf_load (struct ata_port *ap, const struct ata_taskfile *tf)
@@ -341,7 +341,7 @@ static u8 scc_check_status (struct ata_port *ap)
  *	@ap: Port from which input is read
  *	@tf: ATA taskfile register set for storing input
  *
- *	Note: Original code is ata_tf_read().
+ *	Note: Original code is ata_sff_tf_read().
  */
 
 static void scc_tf_read (struct ata_port *ap, struct ata_taskfile *tf)
@@ -373,7 +373,7 @@ static void scc_tf_read (struct ata_port *ap, struct ata_taskfile *tf)
  *	@ap: port to which command is being issued
  *	@tf: ATA taskfile register set
  *
- *	Note: Original code is ata_exec_command().
+ *	Note: Original code is ata_sff_exec_command().
  */
 
 static void scc_exec_command (struct ata_port *ap,
@@ -382,7 +382,7 @@ static void scc_exec_command (struct ata_port *ap,
 	DPRINTK("ata%u: cmd 0x%X\n", ap->print_id, tf->command);
 
 	out_be32(ap->ioaddr.command_addr, tf->command);
-	ata_pause(ap);
+	ata_sff_pause(ap);
 }
 
 /**
@@ -396,14 +396,14 @@ static u8 scc_check_altstatus (struct ata_port *ap)
 }
 
 /**
- *	scc_std_dev_select - Select device 0/1 on ATA bus
+ *	scc_dev_select - Select device 0/1 on ATA bus
  *	@ap: ATA channel to manipulate
  *	@device: ATA device (numbered from zero) to select
  *
- *	Note: Original code is ata_std_dev_select().
+ *	Note: Original code is ata_sff_dev_select().
  */
 
-static void scc_std_dev_select (struct ata_port *ap, unsigned int device)
+static void scc_dev_select (struct ata_port *ap, unsigned int device)
 {
 	u8 tmp;
 
@@ -413,7 +413,7 @@ static void scc_std_dev_select (struct ata_port *ap, unsigned int device)
 		tmp = ATA_DEVICE_OBS | ATA_DEV1;
 
 	out_be32(ap->ioaddr.device_addr, tmp);
-	ata_pause(ap);
+	ata_sff_pause(ap);
 }
 
 /**
@@ -441,7 +441,7 @@ static void scc_bmdma_setup (struct ata_queued_cmd *qc)
 	out_be32(mmio + SCC_DMA_CMD, dmactl);
 
 	/* issue r/w command */
-	ap->ops->exec_command(ap, &qc->tf);
+	ap->ops->sff_exec_command(ap, &qc->tf);
 }
 
 /**
@@ -476,7 +476,7 @@ static unsigned int scc_devchk (struct ata_port *ap,
 	struct ata_ioports *ioaddr = &ap->ioaddr;
 	u8 nsect, lbal;
 
-	ap->ops->dev_select(ap, device);
+	ap->ops->sff_dev_select(ap, device);
 
 	out_be32(ioaddr->nsect_addr, 0x55);
 	out_be32(ioaddr->lbal_addr, 0xaa);
@@ -497,57 +497,78 @@ static unsigned int scc_devchk (struct ata_port *ap,
 }
 
 /**
- *	scc_bus_post_reset - PATA device post reset
+ *	scc_wait_after_reset - wait for devices to become ready after reset
  *
- *	Note: Original code is ata_bus_post_reset().
+ *	Note: Original code is ata_sff_wait_after_reset
  */
 
-static int scc_bus_post_reset(struct ata_port *ap, unsigned int devmask,
-                              unsigned long deadline)
+int scc_wait_after_reset(struct ata_link *link, unsigned int devmask,
+			 unsigned long deadline)
 {
+	struct ata_port *ap = link->ap;
 	struct ata_ioports *ioaddr = &ap->ioaddr;
 	unsigned int dev0 = devmask & (1 << 0);
 	unsigned int dev1 = devmask & (1 << 1);
-	int rc;
-
-	/* if device 0 was found in ata_devchk, wait for its
-	 * BSY bit to clear
+	int rc, ret = 0;
+
+	/* Spec mandates ">= 2ms" before checking status.  We wait
+	 * 150ms, because that was the magic delay used for ATAPI
+	 * devices in Hale Landis's ATADRVR, for the period of time
+	 * between when the ATA command register is written, and then
+	 * status is checked.  Because waiting for "a while" before
+	 * checking status is fine, post SRST, we perform this magic
+	 * delay here as well.
+	 *
+	 * Old drivers/ide uses the 2mS rule and then waits for ready.
 	 */
-	if (dev0) {
-		rc = ata_wait_ready(ap, deadline);
-		if (rc && rc != -ENODEV)
-			return rc;
-	}
+	msleep(150);
 
-	/* if device 1 was found in ata_devchk, wait for
-	 * register access, then wait for BSY to clear
+	/* always check readiness of the master device */
+	rc = ata_sff_wait_ready(link, deadline);
+	/* -ENODEV means the odd clown forgot the D7 pulldown resistor
+	 * and TF status is 0xff, bail out on it too.
 	 */
-	while (dev1) {
-		u8 nsect, lbal;
+	if (rc)
+		return rc;
 
-		ap->ops->dev_select(ap, 1);
-		nsect = in_be32(ioaddr->nsect_addr);
-		lbal = in_be32(ioaddr->lbal_addr);
-		if ((nsect == 1) && (lbal == 1))
-			break;
-		if (time_after(jiffies, deadline))
-			return -EBUSY;
-		msleep(50);	/* give drive a breather */
-	}
+	/* if device 1 was found in ata_devchk, wait for register
+	 * access briefly, then wait for BSY to clear.
+	 */
 	if (dev1) {
-		rc = ata_wait_ready(ap, deadline);
-		if (rc && rc != -ENODEV)
-			return rc;
+		int i;
+
+		ap->ops->sff_dev_select(ap, 1);
+
+		/* Wait for register access.  Some ATAPI devices fail
+		 * to set nsect/lbal after reset, so don't waste too
+		 * much time on it.  We're gonna wait for !BSY anyway.
+		 */
+		for (i = 0; i < 2; i++) {
+			u8 nsect, lbal;
+
+			nsect = in_be32(ioaddr->nsect_addr);
+			lbal = in_be32(ioaddr->lbal_addr);
+			if ((nsect == 1) && (lbal == 1))
+				break;
+			msleep(50);	/* give drive a breather */
+		}
+
+		rc = ata_sff_wait_ready(link, deadline);
+		if (rc) {
+			if (rc != -ENODEV)
+				return rc;
+			ret = rc;
+		}
 	}
 
 	/* is all this really necessary? */
-	ap->ops->dev_select(ap, 0);
+	ap->ops->sff_dev_select(ap, 0);
 	if (dev1)
-		ap->ops->dev_select(ap, 1);
+		ap->ops->sff_dev_select(ap, 1);
 	if (dev0)
-		ap->ops->dev_select(ap, 0);
+		ap->ops->sff_dev_select(ap, 0);
 
-	return 0;
+	return ret;
 }
 
 /**
@@ -570,32 +591,22 @@ static unsigned int scc_bus_softreset(struct ata_port *ap, unsigned int devmask,
 	udelay(20);
 	out_be32(ioaddr->ctl_addr, ap->ctl);
 
-	/* wait a while before checking status */
-	ata_wait_after_reset(ap, deadline);
-
-	/* Before we perform post reset processing we want to see if
-	 * the bus shows 0xFF because the odd clown forgets the D7
-	 * pulldown resistor.
-	 */
-	if (scc_check_status(ap) == 0xFF)
-		return 0;
-
-	scc_bus_post_reset(ap, devmask, deadline);
+	scc_wait_after_reset(&ap->link, devmask, deadline);
 
 	return 0;
 }
 
 /**
- *	scc_std_softreset - reset host port via ATA SRST
+ *	scc_softreset - reset host port via ATA SRST
  *	@ap: port to reset
  *	@classes: resulting classes of attached devices
  *	@deadline: deadline jiffies for the operation
  *
- *	Note: Original code is ata_std_softreset().
+ *	Note: Original code is ata_sff_softreset().
  */
 
-static int scc_std_softreset(struct ata_link *link, unsigned int *classes,
-                             unsigned long deadline)
+static int scc_softreset(struct ata_link *link, unsigned int *classes,
+			 unsigned long deadline)
 {
 	struct ata_port *ap = link->ap;
 	unsigned int slave_possible = ap->flags & ATA_FLAG_SLAVE_POSS;
@@ -604,11 +615,6 @@ static int scc_std_softreset(struct ata_link *link, unsigned int *classes,
 
 	DPRINTK("ENTER\n");
 
-	if (ata_link_offline(link)) {
-		classes[0] = ATA_DEV_NONE;
-		goto out;
-	}
-
 	/* determine if device 0/1 are present */
 	if (scc_devchk(ap, 0))
 		devmask |= (1 << 0);
@@ -616,7 +622,7 @@ static int scc_std_softreset(struct ata_link *link, unsigned int *classes,
 		devmask |= (1 << 1);
 
 	/* select device 0 again */
-	ap->ops->dev_select(ap, 0);
+	ap->ops->sff_dev_select(ap, 0);
 
 	/* issue bus reset */
 	DPRINTK("about to softreset, devmask=%x\n", devmask);
@@ -628,13 +634,12 @@ static int scc_std_softreset(struct ata_link *link, unsigned int *classes,
 	}
 
 	/* determine by signature whether we have ATA or ATAPI devices */
-	classes[0] = ata_dev_try_classify(&ap->link.device[0],
+	classes[0] = ata_sff_dev_classify(&ap->link.device[0],
 					  devmask & (1 << 0), &err);
 	if (slave_possible && err != 0x81)
-		classes[1] = ata_dev_try_classify(&ap->link.device[1],
+		classes[1] = ata_sff_dev_classify(&ap->link.device[1],
 						  devmask & (1 << 1), &err);
 
- out:
 	DPRINTK("EXIT, classes[0]=%u [1]=%u\n", classes[0], classes[1]);
 	return 0;
 }
@@ -695,7 +700,7 @@ static void scc_bmdma_stop (struct ata_queued_cmd *qc)
 			printk(KERN_WARNING "%s: Internal Bus Error\n", DRV_NAME);
 			out_be32(bmid_base + SCC_DMA_INTST, INTSTS_BMSINT);
 			/* TBD: SW reset */
-			scc_std_softreset(&ap->link, &classes, deadline);
+			scc_softreset(&ap->link, &classes, deadline);
 			continue;
 		}
 
@@ -721,7 +726,7 @@ static void scc_bmdma_stop (struct ata_queued_cmd *qc)
 		 in_be32(bmid_base + SCC_DMA_CMD) & ~ATA_DMA_START);
 
 	/* one-PIO-cycle guaranteed wait, per spec, for HDMA1:0 transition */
-	ata_altstatus(ap);	/* dummy read */
+	ata_sff_altstatus(ap);	/* dummy read */
 }
 
 /**
@@ -742,7 +747,7 @@ static u8 scc_bmdma_status (struct ata_port *ap)
 		return host_stat;
 
 	/* errata A252,A308 workaround: Step4 */
-	if ((ata_altstatus(ap) & ATA_ERR) && (int_status & INTSTS_INTRQ))
+	if ((ata_sff_altstatus(ap) & ATA_ERR) && (int_status & INTSTS_INTRQ))
 		return (host_stat | ATA_DMA_INTR);
 
 	/* errata A308 workaround Step5 */
@@ -773,7 +778,7 @@ static u8 scc_bmdma_status (struct ata_port *ap)
  *	@buflen: buffer length
  *	@rw: read/write
  *
- *	Note: Original code is ata_data_xfer().
+ *	Note: Original code is ata_sff_data_xfer().
  */
 
 static unsigned int scc_data_xfer (struct ata_device *dev, unsigned char *buf,
@@ -782,28 +787,28 @@ static unsigned int scc_data_xfer (struct ata_device *dev, unsigned char *buf,
 	struct ata_port *ap = dev->link->ap;
 	unsigned int words = buflen >> 1;
 	unsigned int i;
-	u16 *buf16 = (u16 *) buf;
+	__le16 *buf16 = (__le16 *) buf;
 	void __iomem *mmio = ap->ioaddr.data_addr;
 
 	/* Transfer multiple of 2 bytes */
 	if (rw == READ)
 		for (i = 0; i < words; i++)
-			buf16[i] = le16_to_cpu(in_be32(mmio));
+			buf16[i] = cpu_to_le16(in_be32(mmio));
 	else
 		for (i = 0; i < words; i++)
-			out_be32(mmio, cpu_to_le16(buf16[i]));
+			out_be32(mmio, le16_to_cpu(buf16[i]));
 
 	/* Transfer trailing 1 byte, if any. */
 	if (unlikely(buflen & 0x01)) {
-		u16 align_buf[1] = { 0 };
+		__le16 align_buf[1] = { 0 };
 		unsigned char *trailing_buf = buf + buflen - 1;
 
 		if (rw == READ) {
-			align_buf[0] = le16_to_cpu(in_be32(mmio));
+			align_buf[0] = cpu_to_le16(in_be32(mmio));
 			memcpy(trailing_buf, align_buf, 1);
 		} else {
 			memcpy(align_buf, trailing_buf, 1);
-			out_be32(mmio, cpu_to_le16(align_buf[0]));
+			out_be32(mmio, le16_to_cpu(align_buf[0]));
 		}
 		words++;
 	}
@@ -815,7 +820,7 @@ static unsigned int scc_data_xfer (struct ata_device *dev, unsigned char *buf,
  *	scc_irq_on - Enable interrupts on a port.
  *	@ap: Port on which interrupts are enabled.
  *
- *	Note: Original code is ata_irq_on().
+ *	Note: Original code is ata_sff_irq_on().
  */
 
 static u8 scc_irq_on (struct ata_port *ap)
@@ -829,19 +834,19 @@ static u8 scc_irq_on (struct ata_port *ap)
 	out_be32(ioaddr->ctl_addr, ap->ctl);
 	tmp = ata_wait_idle(ap);
 
-	ap->ops->irq_clear(ap);
+	ap->ops->sff_irq_clear(ap);
 
 	return tmp;
 }
 
 /**
- *	scc_bmdma_freeze - Freeze BMDMA controller port
+ *	scc_freeze - Freeze BMDMA controller port
  *	@ap: port to freeze
  *
- *	Note: Original code is ata_bmdma_freeze().
+ *	Note: Original code is ata_sff_freeze().
  */
 
-static void scc_bmdma_freeze (struct ata_port *ap)
+static void scc_freeze (struct ata_port *ap)
 {
 	struct ata_ioports *ioaddr = &ap->ioaddr;
 
@@ -854,9 +859,9 @@ static void scc_bmdma_freeze (struct ata_port *ap)
 	 * ATA_NIEN manipulation.  Also, many controllers fail to mask
 	 * previously pending IRQ on ATA_NIEN assertion.  Clear it.
 	 */
-	ata_chk_status(ap);
+	ap->ops->sff_check_status(ap);
 
-	ap->ops->irq_clear(ap);
+	ap->ops->sff_irq_clear(ap);
 }
 
 /**
@@ -868,18 +873,18 @@ static void scc_bmdma_freeze (struct ata_port *ap)
 static int scc_pata_prereset(struct ata_link *link, unsigned long deadline)
 {
 	link->ap->cbl = ATA_CBL_PATA80;
-	return ata_std_prereset(link, deadline);
+	return ata_sff_prereset(link, deadline);
 }
 
 /**
- *	scc_std_postreset - standard postreset callback
+ *	scc_postreset - standard postreset callback
  *	@ap: the target ata_port
  *	@classes: classes of attached devices
  *
- *	Note: Original code is ata_std_postreset().
+ *	Note: Original code is ata_sff_postreset().
  */
 
-static void scc_std_postreset(struct ata_link *link, unsigned int *classes)
+static void scc_postreset(struct ata_link *link, unsigned int *classes)
 {
 	struct ata_port *ap = link->ap;
 
@@ -887,9 +892,9 @@ static void scc_std_postreset(struct ata_link *link, unsigned int *classes)
 
 	/* is double-select really necessary? */
 	if (classes[0] != ATA_DEV_NONE)
-		ap->ops->dev_select(ap, 1);
+		ap->ops->sff_dev_select(ap, 1);
 	if (classes[1] != ATA_DEV_NONE)
-		ap->ops->dev_select(ap, 0);
+		ap->ops->sff_dev_select(ap, 0);
 
 	/* bail out if no device is present */
 	if (classes[0] == ATA_DEV_NONE && classes[1] == ATA_DEV_NONE) {
@@ -905,24 +910,13 @@ static void scc_std_postreset(struct ata_link *link, unsigned int *classes)
 }
 
 /**
- *	scc_error_handler - Stock error handler for BMDMA controller
- *	@ap: port to handle error for
- */
-
-static void scc_error_handler (struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, scc_pata_prereset, scc_std_softreset, NULL,
-			   scc_std_postreset);
-}
-
-/**
- *	scc_bmdma_irq_clear - Clear PCI IDE BMDMA interrupt.
+ *	scc_irq_clear - Clear PCI IDE BMDMA interrupt.
  *	@ap: Port associated with this ATA transaction.
  *
- *	Note: Original code is ata_bmdma_irq_clear().
+ *	Note: Original code is ata_sff_irq_clear().
  */
 
-static void scc_bmdma_irq_clear (struct ata_port *ap)
+static void scc_irq_clear (struct ata_port *ap)
 {
 	void __iomem *mmio = ap->ioaddr.bmdma_addr;
 
@@ -968,52 +962,37 @@ static void scc_port_stop (struct ata_port *ap)
 }
 
 static struct scsi_host_template scc_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
-static const struct ata_port_operations scc_pata_ops = {
+static struct ata_port_operations scc_pata_ops = {
+	.inherits		= &ata_bmdma_port_ops,
+
 	.set_piomode		= scc_set_piomode,
 	.set_dmamode		= scc_set_dmamode,
 	.mode_filter		= scc_mode_filter,
 
-	.tf_load		= scc_tf_load,
-	.tf_read		= scc_tf_read,
-	.exec_command		= scc_exec_command,
-	.check_status		= scc_check_status,
-	.check_altstatus	= scc_check_altstatus,
-	.dev_select		= scc_std_dev_select,
+	.sff_tf_load		= scc_tf_load,
+	.sff_tf_read		= scc_tf_read,
+	.sff_exec_command	= scc_exec_command,
+	.sff_check_status	= scc_check_status,
+	.sff_check_altstatus	= scc_check_altstatus,
+	.sff_dev_select		= scc_dev_select,
 
 	.bmdma_setup		= scc_bmdma_setup,
 	.bmdma_start		= scc_bmdma_start,
 	.bmdma_stop		= scc_bmdma_stop,
 	.bmdma_status		= scc_bmdma_status,
-	.data_xfer		= scc_data_xfer,
-
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-
-	.freeze			= scc_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
+	.sff_data_xfer		= scc_data_xfer,
 
-	.error_handler		= scc_error_handler,
+	.freeze			= scc_freeze,
+	.prereset		= scc_pata_prereset,
+	.softreset		= scc_softreset,
+	.postreset		= scc_postreset,
 	.post_internal_cmd	= scc_bmdma_stop,
 
-	.irq_clear		= scc_bmdma_irq_clear,
-	.irq_on			= scc_irq_on,
+	.sff_irq_clear		= scc_irq_clear,
+	.sff_irq_on		= scc_irq_on,
 
 	.port_start		= scc_port_start,
 	.port_stop		= scc_port_stop,
@@ -1166,8 +1145,8 @@ static int scc_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
 	if (rc)
 		return rc;
 
-	return ata_host_activate(host, pdev->irq, ata_interrupt, IRQF_SHARED,
-				 &scc_sht);
+	return ata_host_activate(host, pdev->irq, ata_sff_interrupt,
+				 IRQF_SHARED, &scc_sht);
 }
 
 static struct pci_driver scc_pci_driver = {

drivers/ata/pata_serverworks.c

@@ -199,7 +199,7 @@ static unsigned long serverworks_osb4_filter(struct ata_device *adev, unsigned l
 {
 	if (adev->class == ATA_DEV_ATA)
 		mask &= ~ATA_MASK_UDMA;
-	return ata_pci_default_filter(adev, mask);
+	return ata_bmdma_mode_filter(adev, mask);
 }
 
 
@@ -219,7 +219,7 @@ static unsigned long serverworks_csb_filter(struct ata_device *adev, unsigned lo
 
 	/* Disk, UDMA */
 	if (adev->class != ATA_DEV_ATA)
-		return ata_pci_default_filter(adev, mask);
+		return ata_bmdma_mode_filter(adev, mask);
 
 	/* Actually do need to check */
 	ata_id_c_string(adev->id, model_num, ATA_ID_PROD, sizeof(model_num));
@@ -228,7 +228,7 @@ static unsigned long serverworks_csb_filter(struct ata_device *adev, unsigned lo
 		if (!strcmp(p, model_num))
 			mask &= ~(0xE0 << ATA_SHIFT_UDMA);
 	}
-	return ata_pci_default_filter(adev, mask);
+	return ata_bmdma_mode_filter(adev, mask);
 }
 
 /**
@@ -298,89 +298,20 @@ static void serverworks_set_dmamode(struct ata_port *ap, struct ata_device *adev
 }
 
 static struct scsi_host_template serverworks_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations serverworks_osb4_port_ops = {
+	.inherits	= &ata_bmdma_port_ops,
+	.cable_detect	= serverworks_cable_detect,
+	.mode_filter	= serverworks_osb4_filter,
 	.set_piomode	= serverworks_set_piomode,
 	.set_dmamode	= serverworks_set_dmamode,
-	.mode_filter	= serverworks_osb4_filter,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= serverworks_cable_detect,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
 };
 
 static struct ata_port_operations serverworks_csb_port_ops = {
-	.set_piomode	= serverworks_set_piomode,
-	.set_dmamode	= serverworks_set_dmamode,
+	.inherits	= &serverworks_osb4_port_ops,
 	.mode_filter	= serverworks_csb_filter,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= serverworks_cable_detect,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
 };
 
 static int serverworks_fixup_osb4(struct pci_dev *pdev)
@@ -468,28 +399,24 @@ static int serverworks_init_one(struct pci_dev *pdev, const struct pci_device_id
 {
 	static const struct ata_port_info info[4] = {
 		{ /* OSB4 */
-			.sht = &serverworks_sht,
 			.flags = ATA_FLAG_SLAVE_POSS,
 			.pio_mask = 0x1f,
 			.mwdma_mask = 0x07,
 			.udma_mask = 0x07,
 			.port_ops = &serverworks_osb4_port_ops
 		}, { /* OSB4 no UDMA */
-			.sht = &serverworks_sht,
 			.flags = ATA_FLAG_SLAVE_POSS,
 			.pio_mask = 0x1f,
 			.mwdma_mask = 0x07,
 			.udma_mask = 0x00,
 			.port_ops = &serverworks_osb4_port_ops
 		}, { /* CSB5 */
-			.sht = &serverworks_sht,
 			.flags = ATA_FLAG_SLAVE_POSS,
 			.pio_mask = 0x1f,
 			.mwdma_mask = 0x07,
 			.udma_mask = ATA_UDMA4,
 			.port_ops = &serverworks_csb_port_ops
 		}, { /* CSB5 - later revisions*/
-			.sht = &serverworks_sht,
 			.flags = ATA_FLAG_SLAVE_POSS,
 			.pio_mask = 0x1f,
 			.mwdma_mask = 0x07,
@@ -498,6 +425,11 @@ static int serverworks_init_one(struct pci_dev *pdev, const struct pci_device_id
 		}
 	};
 	const struct ata_port_info *ppi[] = { &info[id->driver_data], NULL };
+	int rc;
+
+	rc = pcim_enable_device(pdev);
+	if (rc)
+		return rc;
 
 	/* Force master latency timer to 64 PCI clocks */
 	pci_write_config_byte(pdev, PCI_LATENCY_TIMER, 0x40);
@@ -527,24 +459,30 @@ static int serverworks_init_one(struct pci_dev *pdev, const struct pci_device_id
 		serverworks_fixup_ht1000(pdev);
 
 	if (pdev->device == PCI_DEVICE_ID_SERVERWORKS_CSB5IDE)
-		ata_pci_clear_simplex(pdev);
+		ata_pci_bmdma_clear_simplex(pdev);
 
-	return ata_pci_init_one(pdev, ppi);
+	return ata_pci_sff_init_one(pdev, ppi, &serverworks_sht, NULL);
 }
 
 #ifdef CONFIG_PM
 static int serverworks_reinit_one(struct pci_dev *pdev)
 {
+	struct ata_host *host = dev_get_drvdata(&pdev->dev);
+	int rc;
+
+	rc = ata_pci_device_do_resume(pdev);
+	if (rc)
+		return rc;
+
 	/* Force master latency timer to 64 PCI clocks */
 	pci_write_config_byte(pdev, PCI_LATENCY_TIMER, 0x40);
 
-	switch (pdev->device)
-	{
+	switch (pdev->device) {
 		case PCI_DEVICE_ID_SERVERWORKS_OSB4IDE:
 			serverworks_fixup_osb4(pdev);
 			break;
 		case PCI_DEVICE_ID_SERVERWORKS_CSB5IDE:
-			ata_pci_clear_simplex(pdev);
+			ata_pci_bmdma_clear_simplex(pdev);
 			/* fall through */
 		case PCI_DEVICE_ID_SERVERWORKS_CSB6IDE:
 		case PCI_DEVICE_ID_SERVERWORKS_CSB6IDE2:
@@ -554,7 +492,9 @@ static int serverworks_reinit_one(struct pci_dev *pdev)
 			serverworks_fixup_ht1000(pdev);
 			break;
 	}
-	return ata_pci_device_resume(pdev);
+
+	ata_host_resume(host);
+	return 0;
 }
 #endif
 

drivers/ata/pata_sil680.c

@@ -192,54 +192,14 @@ static void sil680_set_dmamode(struct ata_port *ap, struct ata_device *adev)
 }
 
 static struct scsi_host_template sil680_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations sil680_port_ops = {
+	.inherits	= &ata_bmdma_port_ops,
+	.cable_detect	= sil680_cable_detect,
 	.set_piomode	= sil680_set_piomode,
 	.set_dmamode	= sil680_set_dmamode,
-	.mode_filter	= ata_pci_default_filter,
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= sil680_cable_detect,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
 };
 
 /**
@@ -322,7 +282,6 @@ static int __devinit sil680_init_one(struct pci_dev *pdev,
 				     const struct pci_device_id *id)
 {
 	static const struct ata_port_info info = {
-		.sht = &sil680_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
@@ -330,7 +289,6 @@ static int __devinit sil680_init_one(struct pci_dev *pdev,
 		.port_ops = &sil680_port_ops
 	};
 	static const struct ata_port_info info_slow = {
-		.sht = &sil680_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
@@ -346,6 +304,10 @@ static int __devinit sil680_init_one(struct pci_dev *pdev,
 	if (!printed_version++)
 		dev_printk(KERN_DEBUG, &pdev->dev, "version " DRV_VERSION "\n");
 
+	rc = pcim_enable_device(pdev);
+	if (rc)
+		return rc;
+
 	switch (sil680_init_chip(pdev, &try_mmio)) {
 		case 0:
 			ppi[0] = &info_slow;
@@ -388,28 +350,33 @@ static int __devinit sil680_init_one(struct pci_dev *pdev,
 	host->ports[0]->ioaddr.cmd_addr = mmio_base + 0x80;
 	host->ports[0]->ioaddr.ctl_addr = mmio_base + 0x8a;
 	host->ports[0]->ioaddr.altstatus_addr = mmio_base + 0x8a;
-	ata_std_ports(&host->ports[0]->ioaddr);
+	ata_sff_std_ports(&host->ports[0]->ioaddr);
 	host->ports[1]->ioaddr.bmdma_addr = mmio_base + 0x08;
 	host->ports[1]->ioaddr.cmd_addr = mmio_base + 0xc0;
 	host->ports[1]->ioaddr.ctl_addr = mmio_base + 0xca;
 	host->ports[1]->ioaddr.altstatus_addr = mmio_base + 0xca;
-	ata_std_ports(&host->ports[1]->ioaddr);
+	ata_sff_std_ports(&host->ports[1]->ioaddr);
 
 	/* Register & activate */
-	return ata_host_activate(host, pdev->irq, ata_interrupt, IRQF_SHARED,
-				 &sil680_sht);
+	return ata_host_activate(host, pdev->irq, ata_sff_interrupt,
+				 IRQF_SHARED, &sil680_sht);
 
 use_ioports:
-	return ata_pci_init_one(pdev, ppi);
+	return ata_pci_sff_init_one(pdev, ppi, &sil680_sht, NULL);
 }
 
 #ifdef CONFIG_PM
 static int sil680_reinit_one(struct pci_dev *pdev)
 {
-	int try_mmio;
+	struct ata_host *host = dev_get_drvdata(&pdev->dev);
+	int try_mmio, rc;
 
+	rc = ata_pci_device_do_resume(pdev);
+	if (rc)
+		return rc;
 	sil680_init_chip(pdev, &try_mmio);
-	return ata_pci_device_resume(pdev);
+	ata_host_resume(host);
+	return 0;
 }
 #endif
 

drivers/ata/pata_sis.c

@@ -156,23 +156,10 @@ static int sis_pre_reset(struct ata_link *link, unsigned long deadline)
 	/* Clear the FIFO settings. We can't enable the FIFO until
 	   we know we are poking at a disk */
 	pci_write_config_byte(pdev, 0x4B, 0);
-	return ata_std_prereset(link, deadline);
+	return ata_sff_prereset(link, deadline);
 }
 
 
-/**
- *	sis_error_handler - Probe specified port on PATA host controller
- *	@ap: Port to probe
- *
- *	LOCKING:
- *	None (inherited from caller).
- */
-
-static void sis_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, sis_pre_reset, ata_std_softreset, NULL, ata_std_postreset);
-}
-
 /**
  *	sis_set_fifo	-	Set RWP fifo bits for this device
  *	@ap: Port
@@ -514,217 +501,57 @@ static void sis_133_set_dmamode (struct ata_port *ap, struct ata_device *adev)
 }
 
 static struct scsi_host_template sis_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
-static const struct ata_port_operations sis_133_ops = {
+static struct ata_port_operations sis_133_for_sata_ops = {
+	.inherits		= &ata_bmdma_port_ops,
 	.set_piomode		= sis_133_set_piomode,
 	.set_dmamode		= sis_133_set_dmamode,
-	.mode_filter		= ata_pci_default_filter,
-
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= sis_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
 	.cable_detect		= sis_133_cable_detect,
+};
 
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
-	.irq_handler		= ata_interrupt,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.port_start		= ata_sff_port_start,
+static struct ata_port_operations sis_base_ops = {
+	.inherits		= &ata_bmdma_port_ops,
+	.prereset		= sis_pre_reset,
 };
 
-static const struct ata_port_operations sis_133_for_sata_ops = {
+static struct ata_port_operations sis_133_ops = {
+	.inherits		= &sis_base_ops,
 	.set_piomode		= sis_133_set_piomode,
 	.set_dmamode		= sis_133_set_dmamode,
-	.mode_filter		= ata_pci_default_filter,
-
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= ata_bmdma_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
 	.cable_detect		= sis_133_cable_detect,
-
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
-	.irq_handler		= ata_interrupt,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.port_start		= ata_sff_port_start,
 };
 
-static const struct ata_port_operations sis_133_early_ops = {
+static struct ata_port_operations sis_133_early_ops = {
+	.inherits		= &sis_base_ops,
 	.set_piomode		= sis_100_set_piomode,
 	.set_dmamode		= sis_133_early_set_dmamode,
-	.mode_filter		= ata_pci_default_filter,
-
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= sis_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
 	.cable_detect		= sis_66_cable_detect,
-
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
-	.irq_handler		= ata_interrupt,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.port_start		= ata_sff_port_start,
 };
 
-static const struct ata_port_operations sis_100_ops = {
+static struct ata_port_operations sis_100_ops = {
+	.inherits		= &sis_base_ops,
 	.set_piomode		= sis_100_set_piomode,
 	.set_dmamode		= sis_100_set_dmamode,
-	.mode_filter		= ata_pci_default_filter,
-
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= sis_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
 	.cable_detect		= sis_66_cable_detect,
-
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
-	.irq_handler		= ata_interrupt,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.port_start		= ata_sff_port_start,
 };
 
-static const struct ata_port_operations sis_66_ops = {
+static struct ata_port_operations sis_66_ops = {
+	.inherits		= &sis_base_ops,
 	.set_piomode		= sis_old_set_piomode,
 	.set_dmamode		= sis_66_set_dmamode,
-	.mode_filter		= ata_pci_default_filter,
-
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
 	.cable_detect		= sis_66_cable_detect,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= sis_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
-
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
-	.irq_handler		= ata_interrupt,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.port_start		= ata_sff_port_start,
 };
 
-static const struct ata_port_operations sis_old_ops = {
+static struct ata_port_operations sis_old_ops = {
+	.inherits		= &sis_base_ops,
 	.set_piomode		= sis_old_set_piomode,
 	.set_dmamode		= sis_old_set_dmamode,
-	.mode_filter		= ata_pci_default_filter,
-
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= sis_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
 	.cable_detect		= ata_cable_40wire,
-
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
-	.irq_handler		= ata_interrupt,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.port_start		= ata_sff_port_start,
 };
 
 static const struct ata_port_info sis_info = {
-	.sht		= &sis_sht,
 	.flags		= ATA_FLAG_SLAVE_POSS,
 	.pio_mask	= 0x1f,	/* pio0-4 */
 	.mwdma_mask	= 0x07,
@@ -732,7 +559,6 @@ static const struct ata_port_info sis_info = {
 	.port_ops	= &sis_old_ops,
 };
 static const struct ata_port_info sis_info33 = {
-	.sht		= &sis_sht,
 	.flags		= ATA_FLAG_SLAVE_POSS,
 	.pio_mask	= 0x1f,	/* pio0-4 */
 	.mwdma_mask	= 0x07,
@@ -740,42 +566,36 @@ static const struct ata_port_info sis_info33 = {
 	.port_ops	= &sis_old_ops,
 };
 static const struct ata_port_info sis_info66 = {
-	.sht		= &sis_sht,
 	.flags		= ATA_FLAG_SLAVE_POSS,
 	.pio_mask	= 0x1f,	/* pio0-4 */
 	.udma_mask	= ATA_UDMA4,	/* UDMA 66 */
 	.port_ops	= &sis_66_ops,
 };
 static const struct ata_port_info sis_info100 = {
-	.sht		= &sis_sht,
 	.flags		= ATA_FLAG_SLAVE_POSS,
 	.pio_mask	= 0x1f,	/* pio0-4 */
 	.udma_mask	= ATA_UDMA5,
 	.port_ops	= &sis_100_ops,
 };
 static const struct ata_port_info sis_info100_early = {
-	.sht		= &sis_sht,
 	.flags		= ATA_FLAG_SLAVE_POSS,
 	.udma_mask	= ATA_UDMA5,
 	.pio_mask	= 0x1f,	/* pio0-4 */
 	.port_ops	= &sis_66_ops,
 };
 static const struct ata_port_info sis_info133 = {
-	.sht		= &sis_sht,
 	.flags		= ATA_FLAG_SLAVE_POSS,
 	.pio_mask	= 0x1f,	/* pio0-4 */
 	.udma_mask	= ATA_UDMA6,
 	.port_ops	= &sis_133_ops,
 };
 const struct ata_port_info sis_info133_for_sata = {
-	.sht		= &sis_sht,
 	.flags		= ATA_FLAG_SLAVE_POSS | ATA_FLAG_SRST,
 	.pio_mask	= 0x1f,	/* pio0-4 */
 	.udma_mask	= ATA_UDMA6,
 	.port_ops	= &sis_133_for_sata_ops,
 };
 static const struct ata_port_info sis_info133_early = {
-	.sht		= &sis_sht,
 	.flags		= ATA_FLAG_SLAVE_POSS,
 	.pio_mask	= 0x1f,	/* pio0-4 */
 	.udma_mask	= ATA_UDMA6,
@@ -857,11 +677,11 @@ static void sis_fixup(struct pci_dev *pdev, struct sis_chipset *sis)
 static int sis_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
 {
 	static int printed_version;
-	struct ata_port_info port;
-	const struct ata_port_info *ppi[] = { &port, NULL };
+	const struct ata_port_info *ppi[] = { NULL, NULL };
 	struct pci_dev *host = NULL;
 	struct sis_chipset *chipset = NULL;
 	struct sis_chipset *sets;
+	int rc;
 
 	static struct sis_chipset sis_chipsets[] = {
 
@@ -914,8 +734,11 @@ static int sis_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
 		dev_printk(KERN_DEBUG, &pdev->dev,
 			   "version " DRV_VERSION "\n");
 
-	/* We have to find the bridge first */
+	rc = pcim_enable_device(pdev);
+	if (rc)
+		return rc;
 
+	/* We have to find the bridge first */
 	for (sets = &sis_chipsets[0]; sets->device; sets++) {
 		host = pci_get_device(PCI_VENDOR_ID_SI, sets->device, NULL);
 		if (host != NULL) {
@@ -994,12 +817,11 @@ static int sis_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
 	if (chipset == NULL)
 		return -ENODEV;
 
-	port = *chipset->info;
-	port.private_data = chipset;
+	ppi[0] = chipset->info;
 
 	sis_fixup(pdev, chipset);
 
-	return ata_pci_init_one(pdev, ppi);
+	return ata_pci_sff_init_one(pdev, ppi, &sis_sht, chipset);
 }
 
 static const struct pci_device_id sis_pci_tbl[] = {

drivers/ata/pata_sl82c105.c

@@ -60,13 +60,7 @@ static int sl82c105_pre_reset(struct ata_link *link, unsigned long deadline)
 
 	if (ap->port_no && !pci_test_config_bits(pdev, &sl82c105_enable_bits[ap->port_no]))
 		return -ENOENT;
-	return ata_std_prereset(link, deadline);
-}
-
-
-static void sl82c105_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, sl82c105_pre_reset, ata_std_softreset, NULL, ata_std_postreset);
+	return ata_sff_prereset(link, deadline);
 }
 
 
@@ -235,55 +229,17 @@ static int sl82c105_qc_defer(struct ata_queued_cmd *qc)
 }
 
 static struct scsi_host_template sl82c105_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations sl82c105_port_ops = {
-	.set_piomode	= sl82c105_set_piomode,
-	.mode_filter	= ata_pci_default_filter,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= sl82c105_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= ata_cable_40wire,
-
-	.bmdma_setup 	= ata_bmdma_setup,
+	.inherits	= &ata_bmdma_port_ops,
+	.qc_defer	= sl82c105_qc_defer,
 	.bmdma_start 	= sl82c105_bmdma_start,
 	.bmdma_stop	= sl82c105_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_defer	= sl82c105_qc_defer,
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+	.cable_detect	= ata_cable_40wire,
+	.set_piomode	= sl82c105_set_piomode,
+	.prereset	= sl82c105_pre_reset,
 };
 
 /**
@@ -327,14 +283,12 @@ static int sl82c105_bridge_revision(struct pci_dev *pdev)
 static int sl82c105_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 {
 	static const struct ata_port_info info_dma = {
-		.sht = &sl82c105_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
 		.port_ops = &sl82c105_port_ops
 	};
 	static const struct ata_port_info info_early = {
-		.sht = &sl82c105_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.port_ops = &sl82c105_port_ops
@@ -344,6 +298,11 @@ static int sl82c105_init_one(struct pci_dev *dev, const struct pci_device_id *id
 					       NULL };
 	u32 val;
 	int rev;
+	int rc;
+
+	rc = pcim_enable_device(dev);
+	if (rc)
+		return rc;
 
 	rev = sl82c105_bridge_revision(dev);
 
@@ -358,7 +317,7 @@ static int sl82c105_init_one(struct pci_dev *dev, const struct pci_device_id *id
 	val |= CTRL_P0EN | CTRL_P0F16 | CTRL_P1F16;
 	pci_write_config_dword(dev, 0x40, val);
 
-	return ata_pci_init_one(dev, ppi);
+	return ata_pci_sff_init_one(dev, ppi, &sl82c105_sht, NULL);
 }
 
 static const struct pci_device_id sl82c105[] = {

drivers/ata/pata_triflex.c

@@ -66,16 +66,11 @@ static int triflex_prereset(struct ata_link *link, unsigned long deadline)
 	if (!pci_test_config_bits(pdev, &triflex_enable_bits[ap->port_no]))
 		return -ENOENT;
 
-	return ata_std_prereset(link, deadline);
+	return ata_sff_prereset(link, deadline);
 }
 
 
 
-static void triflex_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, triflex_prereset, ata_std_softreset, NULL, ata_std_postreset);
-}
-
 /**
  *	triflex_load_timing		-	timing configuration
  *	@ap: ATA interface
@@ -180,60 +175,21 @@ static void triflex_bmdma_stop(struct ata_queued_cmd *qc)
 }
 
 static struct scsi_host_template triflex_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations triflex_port_ops = {
-	.set_piomode	= triflex_set_piomode,
-	.mode_filter	= ata_pci_default_filter,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= triflex_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= ata_cable_40wire,
-
-	.bmdma_setup 	= ata_bmdma_setup,
+	.inherits	= &ata_bmdma_port_ops,
 	.bmdma_start 	= triflex_bmdma_start,
 	.bmdma_stop	= triflex_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+	.cable_detect	= ata_cable_40wire,
+	.set_piomode	= triflex_set_piomode,
+	.prereset	= triflex_prereset,
 };
 
 static int triflex_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 {
 	static const struct ata_port_info info = {
-		.sht = &triflex_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
@@ -245,7 +201,7 @@ static int triflex_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 	if (!printed_version++)
 		dev_printk(KERN_DEBUG, &dev->dev, "version " DRV_VERSION "\n");
 
-	return ata_pci_init_one(dev, ppi);
+	return ata_pci_sff_init_one(dev, ppi, &triflex_sht, NULL);
 }
 
 static const struct pci_device_id triflex[] = {

drivers/ata/pata_via.c

@@ -210,22 +210,10 @@ static int via_pre_reset(struct ata_link *link, unsigned long deadline)
 			return -ENOENT;
 	}
 
-	return ata_std_prereset(link, deadline);
+	return ata_sff_prereset(link, deadline);
 }
 
 
-/**
- *	via_error_handler		-	reset for VIA chips
- *	@ap: ATA port
- *
- *	Handle the reset callback for the later chips with cable detect
- */
-
-static void via_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, via_pre_reset, ata_std_softreset, NULL, ata_std_postreset);
-}
-
 /**
  *	via_do_set_mode	-	set initial PIO mode data
  *	@ap: ATA interface
@@ -335,89 +323,20 @@ static void via_set_dmamode(struct ata_port *ap, struct ata_device *adev)
 }
 
 static struct scsi_host_template via_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations via_port_ops = {
+	.inherits	= &ata_bmdma_port_ops,
+	.cable_detect	= via_cable_detect,
 	.set_piomode	= via_set_piomode,
 	.set_dmamode	= via_set_dmamode,
-	.mode_filter	= ata_pci_default_filter,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= via_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= via_cable_detect,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+	.prereset	= via_pre_reset,
 };
 
 static struct ata_port_operations via_port_ops_noirq = {
-	.set_piomode	= via_set_piomode,
-	.set_dmamode	= via_set_dmamode,
-	.mode_filter	= ata_pci_default_filter,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= via_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
-	.cable_detect	= via_cable_detect,
-
-	.bmdma_setup 	= ata_bmdma_setup,
-	.bmdma_start 	= ata_bmdma_start,
-	.bmdma_stop	= ata_bmdma_stop,
-	.bmdma_status 	= ata_bmdma_status,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= ata_data_xfer_noirq,
-
-	.irq_handler	= ata_interrupt,
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+	.inherits	= &via_port_ops,
+	.sff_data_xfer	= ata_sff_data_xfer_noirq,
 };
 
 /**
@@ -467,7 +386,6 @@ static int via_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 {
 	/* Early VIA without UDMA support */
 	static const struct ata_port_info via_mwdma_info = {
-		.sht = &via_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
@@ -475,7 +393,6 @@ static int via_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 	};
 	/* Ditto with IRQ masking required */
 	static const struct ata_port_info via_mwdma_info_borked = {
-		.sht = &via_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
@@ -483,7 +400,6 @@ static int via_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 	};
 	/* VIA UDMA 33 devices (and borked 66) */
 	static const struct ata_port_info via_udma33_info = {
-		.sht = &via_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
@@ -492,7 +408,6 @@ static int via_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 	};
 	/* VIA UDMA 66 devices */
 	static const struct ata_port_info via_udma66_info = {
-		.sht = &via_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
@@ -501,7 +416,6 @@ static int via_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 	};
 	/* VIA UDMA 100 devices */
 	static const struct ata_port_info via_udma100_info = {
-		.sht = &via_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
@@ -510,24 +424,27 @@ static int via_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 	};
 	/* UDMA133 with bad AST (All current 133) */
 	static const struct ata_port_info via_udma133_info = {
-		.sht = &via_sht,
 		.flags = ATA_FLAG_SLAVE_POSS,
 		.pio_mask = 0x1f,
 		.mwdma_mask = 0x07,
 		.udma_mask = ATA_UDMA6,	/* FIXME: should check north bridge */
 		.port_ops = &via_port_ops
 	};
-	struct ata_port_info type;
-	const struct ata_port_info *ppi[] = { &type, NULL };
+	const struct ata_port_info *ppi[] = { NULL, NULL };
 	struct pci_dev *isa = NULL;
 	const struct via_isa_bridge *config;
 	static int printed_version;
 	u8 enable;
 	u32 timing;
+	int rc;
 
 	if (!printed_version++)
 		dev_printk(KERN_DEBUG, &pdev->dev, "version " DRV_VERSION "\n");
 
+	rc = pcim_enable_device(pdev);
+	if (rc)
+		return rc;
+
 	/* To find out how the IDE will behave and what features we
 	   actually have to look at the bridge not the IDE controller */
 	for (config = via_isa_bridges; config->id; config++)
@@ -561,25 +478,25 @@ static int via_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 	switch(config->flags & VIA_UDMA) {
 		case VIA_UDMA_NONE:
 			if (config->flags & VIA_NO_UNMASK)
-				type = via_mwdma_info_borked;
+				ppi[0] = &via_mwdma_info_borked;
 			else
-				type = via_mwdma_info;
+				ppi[0] = &via_mwdma_info;
 			break;
 		case VIA_UDMA_33:
-			type = via_udma33_info;
+			ppi[0] = &via_udma33_info;
 			break;
 		case VIA_UDMA_66:
-			type = via_udma66_info;
+			ppi[0] = &via_udma66_info;
 			/* The 66 MHz devices require we enable the clock */
 			pci_read_config_dword(pdev, 0x50, &timing);
 			timing |= 0x80008;
 			pci_write_config_dword(pdev, 0x50, timing);
 			break;
 		case VIA_UDMA_100:
-			type = via_udma100_info;
+			ppi[0] = &via_udma100_info;
 			break;
 		case VIA_UDMA_133:
-			type = via_udma133_info;
+			ppi[0] = &via_udma133_info;
 			break;
 		default:
 			WARN_ON(1);
@@ -594,9 +511,7 @@ static int via_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 	}
 
 	/* We have established the device type, now fire it up */
-	type.private_data = (void *)config;
-
-	return ata_pci_init_one(pdev, ppi);
+	return ata_pci_sff_init_one(pdev, ppi, &via_sht, (void *)config);
 }
 
 #ifdef CONFIG_PM
@@ -615,6 +530,11 @@ static int via_reinit_one(struct pci_dev *pdev)
 	u32 timing;
 	struct ata_host *host = dev_get_drvdata(&pdev->dev);
 	const struct via_isa_bridge *config = host->private_data;
+	int rc;
+
+	rc = ata_pci_device_do_resume(pdev);
+	if (rc)
+		return rc;
 
 	via_config_fifo(pdev, config->flags);
 
@@ -630,7 +550,9 @@ static int via_reinit_one(struct pci_dev *pdev)
 		timing &= ~0x80008;
 		pci_write_config_dword(pdev, 0x50, timing);
 	}
-	return ata_pci_device_resume(pdev);
+
+	ata_host_resume(host);
+	return 0;
 }
 #endif
 

drivers/ata/pata_winbond.c

@@ -116,53 +116,20 @@ static unsigned int winbond_data_xfer(struct ata_device *dev,
 			buflen += 4 - slop;
 		}
 	} else
-		buflen = ata_data_xfer(dev, buf, buflen, rw);
+		buflen = ata_sff_data_xfer(dev, buf, buflen, rw);
 
 	return buflen;
 }
 
 static struct scsi_host_template winbond_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_PIO_SHT(DRV_NAME),
 };
 
 static struct ata_port_operations winbond_port_ops = {
-	.set_piomode	= winbond_set_piomode,
-
-	.tf_load	= ata_tf_load,
-	.tf_read	= ata_tf_read,
-	.check_status 	= ata_check_status,
-	.exec_command	= ata_exec_command,
-	.dev_select 	= ata_std_dev_select,
-
-	.freeze		= ata_bmdma_freeze,
-	.thaw		= ata_bmdma_thaw,
-	.error_handler	= ata_bmdma_error_handler,
-	.post_internal_cmd = ata_bmdma_post_internal_cmd,
+	.inherits	= &ata_sff_port_ops,
+	.sff_data_xfer	= winbond_data_xfer,
 	.cable_detect	= ata_cable_40wire,
-
-	.qc_prep 	= ata_qc_prep,
-	.qc_issue	= ata_qc_issue_prot,
-
-	.data_xfer	= winbond_data_xfer,
-
-	.irq_clear	= ata_bmdma_irq_clear,
-	.irq_on		= ata_irq_on,
-
-	.port_start	= ata_sff_port_start,
+	.set_piomode	= winbond_set_piomode,
 };
 
 /**
@@ -231,7 +198,7 @@ static __init int winbond_init_one(unsigned long port)
 		ap->ioaddr.cmd_addr = cmd_addr;
 		ap->ioaddr.altstatus_addr = ctl_addr;
 		ap->ioaddr.ctl_addr = ctl_addr;
-		ata_std_ports(&ap->ioaddr);
+		ata_sff_std_ports(&ap->ioaddr);
 
 		/* hook in a private data structure per channel */
 		host->private_data = &winbond_data[nr_winbond_host];
@@ -239,7 +206,7 @@ static __init int winbond_init_one(unsigned long port)
 		winbond_data[nr_winbond_host].platform_dev = pdev;
 
 		/* activate */
-		rc = ata_host_activate(host, 14 + i, ata_interrupt, 0,
+		rc = ata_host_activate(host, 14 + i, ata_sff_interrupt, 0,
 				       &winbond_sht);
 		if (rc)
 			goto err_unregister;

drivers/ata/pdc_adma.c

@@ -131,56 +131,33 @@ struct adma_port_priv {
 static int adma_ata_init_one(struct pci_dev *pdev,
 				const struct pci_device_id *ent);
 static int adma_port_start(struct ata_port *ap);
-static void adma_host_stop(struct ata_host *host);
 static void adma_port_stop(struct ata_port *ap);
 static void adma_qc_prep(struct ata_queued_cmd *qc);
 static unsigned int adma_qc_issue(struct ata_queued_cmd *qc);
 static int adma_check_atapi_dma(struct ata_queued_cmd *qc);
-static void adma_bmdma_stop(struct ata_queued_cmd *qc);
-static u8 adma_bmdma_status(struct ata_port *ap);
-static void adma_irq_clear(struct ata_port *ap);
 static void adma_freeze(struct ata_port *ap);
 static void adma_thaw(struct ata_port *ap);
-static void adma_error_handler(struct ata_port *ap);
+static int adma_prereset(struct ata_link *link, unsigned long deadline);
 
 static struct scsi_host_template adma_ata_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
-	.proc_name		= DRV_NAME,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
+	ATA_BASE_SHT(DRV_NAME),
 	.sg_tablesize		= LIBATA_MAX_PRD,
 	.dma_boundary		= ADMA_DMA_BOUNDARY,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.use_clustering		= ENABLE_CLUSTERING,
-	.emulated		= ATA_SHT_EMULATED,
 };
 
-static const struct ata_port_operations adma_ata_ops = {
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.exec_command		= ata_exec_command,
-	.check_status		= ata_check_status,
-	.dev_select		= ata_std_dev_select,
+static struct ata_port_operations adma_ata_ops = {
+	.inherits		= &ata_sff_port_ops,
+
 	.check_atapi_dma	= adma_check_atapi_dma,
-	.data_xfer		= ata_data_xfer,
 	.qc_prep		= adma_qc_prep,
 	.qc_issue		= adma_qc_issue,
+
 	.freeze			= adma_freeze,
 	.thaw			= adma_thaw,
-	.error_handler		= adma_error_handler,
-	.irq_clear		= adma_irq_clear,
-	.irq_on			= ata_irq_on,
+	.prereset		= adma_prereset,
+
 	.port_start		= adma_port_start,
 	.port_stop		= adma_port_stop,
-	.host_stop		= adma_host_stop,
-	.bmdma_stop		= adma_bmdma_stop,
-	.bmdma_status		= adma_bmdma_status,
 };
 
 static struct ata_port_info adma_port_info[] = {
@@ -213,21 +190,6 @@ static int adma_check_atapi_dma(struct ata_queued_cmd *qc)
 	return 1;	/* ATAPI DMA not yet supported */
 }
 
-static void adma_bmdma_stop(struct ata_queued_cmd *qc)
-{
-	/* nothing */
-}
-
-static u8 adma_bmdma_status(struct ata_port *ap)
-{
-	return 0;
-}
-
-static void adma_irq_clear(struct ata_port *ap)
-{
-	/* nothing */
-}
-
 static void adma_reset_engine(struct ata_port *ap)
 {
 	void __iomem *chan = ADMA_PORT_REGS(ap);
@@ -246,7 +208,7 @@ static void adma_reinit_engine(struct ata_port *ap)
 
 	/* mask/clear ATA interrupts */
 	writeb(ATA_NIEN, ap->ioaddr.ctl_addr);
-	ata_check_status(ap);
+	ata_sff_check_status(ap);
 
 	/* reset the ADMA engine */
 	adma_reset_engine(ap);
@@ -281,7 +243,7 @@ static void adma_freeze(struct ata_port *ap)
 
 	/* mask/clear ATA interrupts */
 	writeb(ATA_NIEN, ap->ioaddr.ctl_addr);
-	ata_check_status(ap);
+	ata_sff_check_status(ap);
 
 	/* reset ADMA to idle state */
 	writew(aPIOMD4 | aNIEN | aRSTADM, chan + ADMA_CONTROL);
@@ -304,13 +266,7 @@ static int adma_prereset(struct ata_link *link, unsigned long deadline)
 		pp->state = adma_state_mmio;
 	adma_reinit_engine(ap);
 
-	return ata_std_prereset(link, deadline);
-}
-
-static void adma_error_handler(struct ata_port *ap)
-{
-	ata_do_eh(ap, adma_prereset, ata_std_softreset, NULL,
-		  ata_std_postreset);
+	return ata_sff_prereset(link, deadline);
 }
 
 static int adma_fill_sg(struct ata_queued_cmd *qc)
@@ -366,7 +322,7 @@ static void adma_qc_prep(struct ata_queued_cmd *qc)
 
 	adma_enter_reg_mode(qc->ap);
 	if (qc->tf.protocol != ATA_PROT_DMA) {
-		ata_qc_prep(qc);
+		ata_sff_qc_prep(qc);
 		return;
 	}
 
@@ -465,7 +421,7 @@ static unsigned int adma_qc_issue(struct ata_queued_cmd *qc)
 	}
 
 	pp->state = adma_state_mmio;
-	return ata_qc_issue_prot(qc);
+	return ata_sff_qc_issue(qc);
 }
 
 static inline unsigned int adma_intr_pkt(struct ata_host *host)
@@ -536,7 +492,7 @@ static inline unsigned int adma_intr_mmio(struct ata_host *host)
 			if (qc && (!(qc->tf.flags & ATA_TFLAG_POLLING))) {
 
 				/* check main status, clearing INTRQ */
-				u8 status = ata_check_status(ap);
+				u8 status = ata_sff_check_status(ap);
 				if ((status & ATA_BUSY))
 					continue;
 				DPRINTK("ata%u: protocol %d (dev_stat 0x%X)\n",
@@ -633,14 +589,6 @@ static void adma_port_stop(struct ata_port *ap)
 	adma_reset_engine(ap);
 }
 
-static void adma_host_stop(struct ata_host *host)
-{
-	unsigned int port_no;
-
-	for (port_no = 0; port_no < ADMA_PORTS; ++port_no)
-		adma_reset_engine(host->ports[port_no]);
-}
-
 static void adma_host_init(struct ata_host *host, unsigned int chip_id)
 {
 	unsigned int port_no;

drivers/ata/sata_fsl.c

@@ -35,7 +35,6 @@ enum {
 	SATA_FSL_HOST_FLAGS	= (ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
 				ATA_FLAG_MMIO | ATA_FLAG_PIO_DMA |
 				ATA_FLAG_NCQ),
-	SATA_FSL_HOST_LFLAGS	= ATA_LFLAG_SKIP_D2H_BSY,
 
 	SATA_FSL_MAX_CMDS	= SATA_FSL_QUEUE_DEPTH,
 	SATA_FSL_CMD_HDR_SIZE	= 16,	/* 4 DWORDS */
@@ -245,17 +244,6 @@ struct sata_fsl_port_priv {
 	dma_addr_t cmdslot_paddr;
 	struct command_desc *cmdentry;
 	dma_addr_t cmdentry_paddr;
-
-	/*
-	 * SATA FSL controller has a Status FIS which should contain the
-	 * received D2H FIS & taskfile registers. This SFIS is present in
-	 * the command descriptor, and to have a ready reference to it,
-	 * we are caching it here, quite similar to what is done in H/W on
-	 * AHCI compliant devices by copying taskfile fields to a 32-bit
-	 * register.
-	 */
-
-	struct ata_taskfile tf;
 };
 
 /*
@@ -465,6 +453,20 @@ static unsigned int sata_fsl_qc_issue(struct ata_queued_cmd *qc)
 	return 0;
 }
 
+static bool sata_fsl_qc_fill_rtf(struct ata_queued_cmd *qc)
+{
+	struct sata_fsl_port_priv *pp = qc->ap->private_data;
+	struct sata_fsl_host_priv *host_priv = qc->ap->host->private_data;
+	void __iomem *hcr_base = host_priv->hcr_base;
+	unsigned int tag = sata_fsl_tag(qc->tag, hcr_base);
+	struct command_desc *cd;
+
+	cd = pp->cmdentry + tag;
+
+	ata_tf_from_fis(cd->sfis, &qc->result_tf);
+	return true;
+}
+
 static int sata_fsl_scr_write(struct ata_port *ap, unsigned int sc_reg_in,
 			       u32 val)
 {
@@ -556,38 +558,6 @@ static void sata_fsl_thaw(struct ata_port *ap)
 		ioread32(hcr_base + HCONTROL), ioread32(hcr_base + HSTATUS));
 }
 
-/*
- * NOTE : 1st D2H FIS from device does not update sfis in command descriptor.
- */
-static inline void sata_fsl_cache_taskfile_from_d2h_fis(struct ata_queued_cmd
-							*qc,
-							struct ata_port *ap)
-{
-	struct sata_fsl_port_priv *pp = ap->private_data;
-	struct sata_fsl_host_priv *host_priv = ap->host->private_data;
-	void __iomem *hcr_base = host_priv->hcr_base;
-	unsigned int tag = sata_fsl_tag(qc->tag, hcr_base);
-	struct command_desc *cd;
-
-	cd = pp->cmdentry + tag;
-
-	ata_tf_from_fis(cd->sfis, &pp->tf);
-}
-
-static u8 sata_fsl_check_status(struct ata_port *ap)
-{
-	struct sata_fsl_port_priv *pp = ap->private_data;
-
-	return pp->tf.command;
-}
-
-static void sata_fsl_tf_read(struct ata_port *ap, struct ata_taskfile *tf)
-{
-	struct sata_fsl_port_priv *pp = ap->private_data;
-
-	*tf = pp->tf;
-}
-
 static int sata_fsl_port_start(struct ata_port *ap)
 {
 	struct device *dev = ap->host->dev;
@@ -708,6 +678,15 @@ static unsigned int sata_fsl_dev_classify(struct ata_port *ap)
 	return ata_dev_classify(&tf);
 }
 
+static int sata_fsl_prereset(struct ata_linke *link, unsigned long deadline)
+{
+	/* FIXME: Never skip softreset, sata_fsl_softreset() is
+	 * combination of soft and hard resets.  sata_fsl_softreset()
+	 * needs to be splitted into soft and hard resets.
+	 */
+	return 0;
+}
+
 static int sata_fsl_softreset(struct ata_link *link, unsigned int *class,
 			      unsigned long deadline)
 {
@@ -913,16 +892,6 @@ err:
 	return -EIO;
 }
 
-static void sata_fsl_error_handler(struct ata_port *ap)
-{
-
-	DPRINTK("in xx_error_handler\n");
-
-	/* perform recovery */
-	ata_do_eh(ap, ata_std_prereset, sata_fsl_softreset, sata_std_hardreset,
-		  ata_std_postreset);
-}
-
 static void sata_fsl_post_internal_cmd(struct ata_queued_cmd *qc)
 {
 	if (qc->flags & ATA_QCFLAG_FAILED)
@@ -934,11 +903,6 @@ static void sata_fsl_post_internal_cmd(struct ata_queued_cmd *qc)
 	}
 }
 
-static void sata_fsl_irq_clear(struct ata_port *ap)
-{
-	/* unused */
-}
-
 static void sata_fsl_error_intr(struct ata_port *ap)
 {
 	struct ata_link *link = &ap->link;
@@ -996,7 +960,7 @@ static void sata_fsl_error_intr(struct ata_port *ap)
 	/* handle fatal errors */
 	if (hstatus & FATAL_ERROR_DECODE) {
 		err_mask |= AC_ERR_ATA_BUS;
-		action |= ATA_EH_SOFTRESET;
+		action |= ATA_EH_RESET;
 		/* how will fatal error interrupts be completed ?? */
 		freeze = 1;
 	}
@@ -1013,10 +977,9 @@ static void sata_fsl_error_intr(struct ata_port *ap)
 	/* record error info */
 	qc = ata_qc_from_tag(ap, link->active_tag);
 
-	if (qc) {
-		sata_fsl_cache_taskfile_from_d2h_fis(qc, qc->ap);
+	if (qc)
 		qc->err_mask |= err_mask;
-	} else
+	else
 		ehi->err_mask |= err_mask;
 
 	ehi->action |= action;
@@ -1029,14 +992,6 @@ static void sata_fsl_error_intr(struct ata_port *ap)
 		ata_port_abort(ap);
 }
 
-static void sata_fsl_qc_complete(struct ata_queued_cmd *qc)
-{
-	if (qc->flags & ATA_QCFLAG_RESULT_TF) {
-		DPRINTK("xx_qc_complete called\n");
-		sata_fsl_cache_taskfile_from_d2h_fis(qc, qc->ap);
-	}
-}
-
 static void sata_fsl_host_intr(struct ata_port *ap)
 {
 	struct ata_link *link = &ap->link;
@@ -1077,10 +1032,8 @@ static void sata_fsl_host_intr(struct ata_port *ap)
 		for (i = 0; i < SATA_FSL_QUEUE_DEPTH; i++) {
 			if (qc_active & (1 << i)) {
 				qc = ata_qc_from_tag(ap, i);
-				if (qc) {
-					sata_fsl_qc_complete(qc);
+				if (qc)
 					ata_qc_complete(qc);
-				}
 				DPRINTK
 				    ("completing ncq cmd,tag=%d,CC=0x%x,CA=0x%x\n",
 				     i, ioread32(hcr_base + CC),
@@ -1096,10 +1049,8 @@ static void sata_fsl_host_intr(struct ata_port *ap)
 		DPRINTK("completing non-ncq cmd, tag=%d,CC=0x%x\n",
 			link->active_tag, ioread32(hcr_base + CC));
 
-		if (qc) {
-			sata_fsl_qc_complete(qc);
+		if (qc)
 			ata_qc_complete(qc);
-		}
 	} else {
 		/* Spurious Interrupt!! */
 		DPRINTK("spurious interrupt!!, CC = 0x%x\n",
@@ -1197,41 +1148,26 @@ static int sata_fsl_init_controller(struct ata_host *host)
  * scsi mid-layer and libata interface structures
  */
 static struct scsi_host_template sata_fsl_sht = {
-	.module = THIS_MODULE,
-	.name = "sata_fsl",
-	.ioctl = ata_scsi_ioctl,
-	.queuecommand = ata_scsi_queuecmd,
-	.change_queue_depth = ata_scsi_change_queue_depth,
+	ATA_NCQ_SHT("sata_fsl"),
 	.can_queue = SATA_FSL_QUEUE_DEPTH,
-	.this_id = ATA_SHT_THIS_ID,
 	.sg_tablesize = SATA_FSL_MAX_PRD_USABLE,
-	.cmd_per_lun = ATA_SHT_CMD_PER_LUN,
-	.emulated = ATA_SHT_EMULATED,
-	.use_clustering = ATA_SHT_USE_CLUSTERING,
-	.proc_name = "sata_fsl",
 	.dma_boundary = ATA_DMA_BOUNDARY,
-	.slave_configure = ata_scsi_slave_config,
-	.slave_destroy = ata_scsi_slave_destroy,
-	.bios_param = ata_std_bios_param,
 };
 
 static const struct ata_port_operations sata_fsl_ops = {
-	.check_status = sata_fsl_check_status,
-	.check_altstatus = sata_fsl_check_status,
-	.dev_select = ata_noop_dev_select,
-
-	.tf_read = sata_fsl_tf_read,
+	.inherits = &sata_port_ops,
 
 	.qc_prep = sata_fsl_qc_prep,
 	.qc_issue = sata_fsl_qc_issue,
-	.irq_clear = sata_fsl_irq_clear,
+	.qc_fill_rtf = sata_fsl_qc_fill_rtf,
 
 	.scr_read = sata_fsl_scr_read,
 	.scr_write = sata_fsl_scr_write,
 
 	.freeze = sata_fsl_freeze,
 	.thaw = sata_fsl_thaw,
-	.error_handler = sata_fsl_error_handler,
+	.prereset = sata_fsl_prereset,
+	.softreset = sata_fsl_softreset,
 	.post_internal_cmd = sata_fsl_post_internal_cmd,
 
 	.port_start = sata_fsl_port_start,
@@ -1241,7 +1177,6 @@ static const struct ata_port_operations sata_fsl_ops = {
 static const struct ata_port_info sata_fsl_port_info[] = {
 	{
 	 .flags = SATA_FSL_HOST_FLAGS,
-	 .link_flags = SATA_FSL_HOST_LFLAGS,
 	 .pio_mask = 0x1f,	/* pio 0-4 */
 	 .udma_mask = 0x7f,	/* udma 0-6 */
 	 .port_ops = &sata_fsl_ops,
@@ -1297,11 +1232,6 @@ static int sata_fsl_probe(struct of_device *ofdev,
 	/* host->iomap is not used currently */
 	host->private_data = host_priv;
 
-	/* setup port(s) */
-
-	host->ports[0]->ioaddr.cmd_addr = host_priv->hcr_base;
-	host->ports[0]->ioaddr.scr_addr = host_priv->ssr_base;
-
 	/* initialize host controller */
 	sata_fsl_init_controller(host);
 

drivers/ata/sata_inic162x.c

@@ -109,21 +109,7 @@ struct inic_port_priv {
 };
 
 static struct scsi_host_template inic_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
 static const int scr_map[] = {
@@ -236,7 +222,7 @@ static void inic_bmdma_setup(struct ata_queued_cmd *qc)
 	writeb(pp->cached_prdctl, port_base + PORT_PRD_CTL);
 
 	/* issue r/w command */
-	ap->ops->exec_command(ap, &qc->tf);
+	ap->ops->sff_exec_command(ap, &qc->tf);
 }
 
 static void inic_bmdma_start(struct ata_queued_cmd *qc)
@@ -266,11 +252,6 @@ static u8 inic_bmdma_status(struct ata_port *ap)
 	return ATA_DMA_INTR;
 }
 
-static void inic_irq_clear(struct ata_port *ap)
-{
-	/* noop */
-}
-
 static void inic_host_intr(struct ata_port *ap)
 {
 	void __iomem *port_base = inic_port_base(ap);
@@ -286,14 +267,14 @@ static void inic_host_intr(struct ata_port *ap)
 			ata_qc_from_tag(ap, ap->link.active_tag);
 
 		if (unlikely(!qc || (qc->tf.flags & ATA_TFLAG_POLLING))) {
-			ata_chk_status(ap);	/* clear ATA interrupt */
+			ap->ops->sff_check_status(ap); /* clear ATA interrupt */
 			return;
 		}
 
-		if (likely(ata_host_intr(ap, qc)))
+		if (likely(ata_sff_host_intr(ap, qc)))
 			return;
 
-		ata_chk_status(ap);	/* clear ATA interrupt */
+		ap->ops->sff_check_status(ap); /* clear ATA interrupt */
 		ata_port_printk(ap, KERN_WARNING, "unhandled "
 				"interrupt, irq_stat=%x\n", irq_stat);
 		return;
@@ -370,12 +351,12 @@ static unsigned int inic_qc_issue(struct ata_queued_cmd *qc)
 	 */
 	if (unlikely(qc->tf.command == ATA_CMD_ID_ATA ||
 		     qc->tf.command == ATA_CMD_ID_ATAPI)) {
-		u8 stat = ata_chk_status(ap);
+		u8 stat = ap->ops->sff_check_status(ap);
 		if (stat == 0x7f || stat == 0xff)
 			return AC_ERR_HSM;
 	}
 
-	return ata_qc_issue_prot(qc);
+	return ata_sff_qc_issue(qc);
 }
 
 static void inic_freeze(struct ata_port *ap)
@@ -384,7 +365,7 @@ static void inic_freeze(struct ata_port *ap)
 
 	__inic_set_pirq_mask(ap, PIRQ_MASK_FREEZE);
 
-	ata_chk_status(ap);
+	ap->ops->sff_check_status(ap);
 	writeb(0xff, port_base + PORT_IRQ_STAT);
 
 	readb(port_base + PORT_IRQ_STAT); /* flush */
@@ -394,7 +375,7 @@ static void inic_thaw(struct ata_port *ap)
 {
 	void __iomem *port_base = inic_port_base(ap);
 
-	ata_chk_status(ap);
+	ap->ops->sff_check_status(ap);
 	writeb(0xff, port_base + PORT_IRQ_STAT);
 
 	__inic_set_pirq_mask(ap, PIRQ_MASK_OTHER);
@@ -436,10 +417,8 @@ static int inic_hardreset(struct ata_link *link, unsigned int *class,
 	if (ata_link_online(link)) {
 		struct ata_taskfile tf;
 
-		/* wait a while before checking status */
-		ata_wait_after_reset(ap, deadline);
-
-		rc = ata_wait_ready(ap, deadline);
+		/* wait for link to become ready */
+		rc = ata_sff_wait_after_reset(link, 1, deadline);
 		/* link occupied, -ENODEV too is an error */
 		if (rc) {
 			ata_link_printk(link, KERN_WARNING, "device not ready "
@@ -447,10 +426,8 @@ static int inic_hardreset(struct ata_link *link, unsigned int *class,
 			return rc;
 		}
 
-		ata_tf_read(ap, &tf);
+		ata_sff_tf_read(ap, &tf);
 		*class = ata_dev_classify(&tf);
-		if (*class == ATA_DEV_UNKNOWN)
-			*class = ATA_DEV_NONE;
 	}
 
 	return 0;
@@ -471,8 +448,7 @@ static void inic_error_handler(struct ata_port *ap)
 	spin_unlock_irqrestore(ap->lock, flags);
 
 	/* PIO and DMA engines have been stopped, perform recovery */
-	ata_do_eh(ap, ata_std_prereset, NULL, inic_hardreset,
-		  ata_std_postreset);
+	ata_std_error_handler(ap);
 }
 
 static void inic_post_internal_cmd(struct ata_queued_cmd *qc)
@@ -541,35 +517,26 @@ static int inic_port_start(struct ata_port *ap)
 }
 
 static struct ata_port_operations inic_port_ops = {
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.scr_read		= inic_scr_read,
-	.scr_write		= inic_scr_write,
+	.inherits		= &ata_sff_port_ops,
 
 	.bmdma_setup		= inic_bmdma_setup,
 	.bmdma_start		= inic_bmdma_start,
 	.bmdma_stop		= inic_bmdma_stop,
 	.bmdma_status		= inic_bmdma_status,
-
-	.irq_clear		= inic_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.qc_prep	 	= ata_qc_prep,
 	.qc_issue		= inic_qc_issue,
-	.data_xfer		= ata_data_xfer,
 
 	.freeze			= inic_freeze,
 	.thaw			= inic_thaw,
+	.softreset		= ATA_OP_NULL,	/* softreset is broken */
+	.hardreset		= inic_hardreset,
 	.error_handler		= inic_error_handler,
 	.post_internal_cmd	= inic_post_internal_cmd,
 	.dev_config		= inic_dev_config,
 
-	.port_resume		= inic_port_resume,
+	.scr_read		= inic_scr_read,
+	.scr_write		= inic_scr_write,
 
+	.port_resume		= inic_port_resume,
 	.port_start		= inic_port_start,
 };
 
@@ -692,7 +659,7 @@ static int inic_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 			((unsigned long)iomap[2 * i + 1] | ATA_PCI_CTL_OFS);
 		port->scr_addr = iomap[MMIO_BAR] + offset + PORT_SCR;
 
-		ata_std_ports(port);
+		ata_sff_std_ports(port);
 
 		ata_port_pbar_desc(ap, MMIO_BAR, -1, "mmio");
 		ata_port_pbar_desc(ap, MMIO_BAR, offset, "port");

drivers/ata/sata_nv.c

@@ -309,7 +309,8 @@ static void nv_nf2_freeze(struct ata_port *ap);
 static void nv_nf2_thaw(struct ata_port *ap);
 static void nv_ck804_freeze(struct ata_port *ap);
 static void nv_ck804_thaw(struct ata_port *ap);
-static void nv_error_handler(struct ata_port *ap);
+static int nv_hardreset(struct ata_link *link, unsigned int *class,
+			unsigned long deadline);
 static int nv_adma_slave_config(struct scsi_device *sdev);
 static int nv_adma_check_atapi_dma(struct ata_queued_cmd *qc);
 static void nv_adma_qc_prep(struct ata_queued_cmd *qc);
@@ -385,157 +386,60 @@ static struct pci_driver nv_pci_driver = {
 };
 
 static struct scsi_host_template nv_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
 static struct scsi_host_template nv_adma_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.change_queue_depth	= ata_scsi_change_queue_depth,
+	ATA_NCQ_SHT(DRV_NAME),
 	.can_queue		= NV_ADMA_MAX_CPBS,
-	.this_id		= ATA_SHT_THIS_ID,
 	.sg_tablesize		= NV_ADMA_SGTBL_TOTAL_LEN,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
 	.dma_boundary		= NV_ADMA_DMA_BOUNDARY,
 	.slave_configure	= nv_adma_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
 };
 
 static struct scsi_host_template nv_swncq_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.change_queue_depth	= ata_scsi_change_queue_depth,
+	ATA_NCQ_SHT(DRV_NAME),
 	.can_queue		= ATA_MAX_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
 	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
 	.dma_boundary		= ATA_DMA_BOUNDARY,
 	.slave_configure	= nv_swncq_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
 };
 
-static const struct ata_port_operations nv_generic_ops = {
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.exec_command		= ata_exec_command,
-	.check_status		= ata_check_status,
-	.dev_select		= ata_std_dev_select,
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= nv_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
-	.data_xfer		= ata_data_xfer,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
+static struct ata_port_operations nv_generic_ops = {
+	.inherits		= &ata_bmdma_port_ops,
+	.hardreset		= nv_hardreset,
 	.scr_read		= nv_scr_read,
 	.scr_write		= nv_scr_write,
-	.port_start		= ata_port_start,
 };
 
-static const struct ata_port_operations nv_nf2_ops = {
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.exec_command		= ata_exec_command,
-	.check_status		= ata_check_status,
-	.dev_select		= ata_std_dev_select,
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
+static struct ata_port_operations nv_nf2_ops = {
+	.inherits		= &nv_generic_ops,
 	.freeze			= nv_nf2_freeze,
 	.thaw			= nv_nf2_thaw,
-	.error_handler		= nv_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
-	.data_xfer		= ata_data_xfer,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-	.scr_read		= nv_scr_read,
-	.scr_write		= nv_scr_write,
-	.port_start		= ata_port_start,
 };
 
-static const struct ata_port_operations nv_ck804_ops = {
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.exec_command		= ata_exec_command,
-	.check_status		= ata_check_status,
-	.dev_select		= ata_std_dev_select,
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
+static struct ata_port_operations nv_ck804_ops = {
+	.inherits		= &nv_generic_ops,
 	.freeze			= nv_ck804_freeze,
 	.thaw			= nv_ck804_thaw,
-	.error_handler		= nv_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
-	.data_xfer		= ata_data_xfer,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-	.scr_read		= nv_scr_read,
-	.scr_write		= nv_scr_write,
-	.port_start		= ata_port_start,
 	.host_stop		= nv_ck804_host_stop,
 };
 
-static const struct ata_port_operations nv_adma_ops = {
-	.tf_load		= ata_tf_load,
-	.tf_read		= nv_adma_tf_read,
+static struct ata_port_operations nv_adma_ops = {
+	.inherits		= &nv_generic_ops,
+
 	.check_atapi_dma	= nv_adma_check_atapi_dma,
-	.exec_command		= ata_exec_command,
-	.check_status		= ata_check_status,
-	.dev_select		= ata_std_dev_select,
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
+	.sff_tf_read		= nv_adma_tf_read,
 	.qc_defer		= ata_std_qc_defer,
 	.qc_prep		= nv_adma_qc_prep,
 	.qc_issue		= nv_adma_qc_issue,
+	.sff_irq_clear		= nv_adma_irq_clear,
+
 	.freeze			= nv_adma_freeze,
 	.thaw			= nv_adma_thaw,
 	.error_handler		= nv_adma_error_handler,
 	.post_internal_cmd	= nv_adma_post_internal_cmd,
-	.data_xfer		= ata_data_xfer,
-	.irq_clear		= nv_adma_irq_clear,
-	.irq_on			= ata_irq_on,
-	.scr_read		= nv_scr_read,
-	.scr_write		= nv_scr_write,
+
 	.port_start		= nv_adma_port_start,
 	.port_stop		= nv_adma_port_stop,
 #ifdef CONFIG_PM
@@ -545,28 +449,17 @@ static const struct ata_port_operations nv_adma_ops = {
 	.host_stop		= nv_adma_host_stop,
 };
 
-static const struct ata_port_operations nv_swncq_ops = {
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.exec_command		= ata_exec_command,
-	.check_status		= ata_check_status,
-	.dev_select		= ata_std_dev_select,
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
+static struct ata_port_operations nv_swncq_ops = {
+	.inherits		= &nv_generic_ops,
+
 	.qc_defer		= ata_std_qc_defer,
 	.qc_prep		= nv_swncq_qc_prep,
 	.qc_issue		= nv_swncq_qc_issue,
+
 	.freeze			= nv_mcp55_freeze,
 	.thaw			= nv_mcp55_thaw,
 	.error_handler		= nv_swncq_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
-	.data_xfer		= ata_data_xfer,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-	.scr_read		= nv_scr_read,
-	.scr_write		= nv_scr_write,
+
 #ifdef CONFIG_PM
 	.port_suspend		= nv_swncq_port_suspend,
 	.port_resume		= nv_swncq_port_resume,
@@ -574,63 +467,61 @@ static const struct ata_port_operations nv_swncq_ops = {
 	.port_start		= nv_swncq_port_start,
 };
 
+struct nv_pi_priv {
+	irq_handler_t			irq_handler;
+	struct scsi_host_template	*sht;
+};
+
+#define NV_PI_PRIV(_irq_handler, _sht) \
+	&(struct nv_pi_priv){ .irq_handler = _irq_handler, .sht = _sht }
+
 static const struct ata_port_info nv_port_info[] = {
 	/* generic */
 	{
-		.sht		= &nv_sht,
 		.flags		= ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY,
-		.link_flags	= ATA_LFLAG_HRST_TO_RESUME,
 		.pio_mask	= NV_PIO_MASK,
 		.mwdma_mask	= NV_MWDMA_MASK,
 		.udma_mask	= NV_UDMA_MASK,
 		.port_ops	= &nv_generic_ops,
-		.irq_handler	= nv_generic_interrupt,
+		.private_data	= NV_PI_PRIV(nv_generic_interrupt, &nv_sht),
 	},
 	/* nforce2/3 */
 	{
-		.sht		= &nv_sht,
 		.flags		= ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY,
-		.link_flags	= ATA_LFLAG_HRST_TO_RESUME,
 		.pio_mask	= NV_PIO_MASK,
 		.mwdma_mask	= NV_MWDMA_MASK,
 		.udma_mask	= NV_UDMA_MASK,
 		.port_ops	= &nv_nf2_ops,
-		.irq_handler	= nv_nf2_interrupt,
+		.private_data	= NV_PI_PRIV(nv_nf2_interrupt, &nv_sht),
 	},
 	/* ck804 */
 	{
-		.sht		= &nv_sht,
 		.flags		= ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY,
-		.link_flags	= ATA_LFLAG_HRST_TO_RESUME,
 		.pio_mask	= NV_PIO_MASK,
 		.mwdma_mask	= NV_MWDMA_MASK,
 		.udma_mask	= NV_UDMA_MASK,
 		.port_ops	= &nv_ck804_ops,
-		.irq_handler	= nv_ck804_interrupt,
+		.private_data	= NV_PI_PRIV(nv_ck804_interrupt, &nv_sht),
 	},
 	/* ADMA */
 	{
-		.sht		= &nv_adma_sht,
 		.flags		= ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
 				  ATA_FLAG_MMIO | ATA_FLAG_NCQ,
-		.link_flags	= ATA_LFLAG_HRST_TO_RESUME,
 		.pio_mask	= NV_PIO_MASK,
 		.mwdma_mask	= NV_MWDMA_MASK,
 		.udma_mask	= NV_UDMA_MASK,
 		.port_ops	= &nv_adma_ops,
-		.irq_handler	= nv_adma_interrupt,
+		.private_data	= NV_PI_PRIV(nv_adma_interrupt, &nv_adma_sht),
 	},
 	/* SWNCQ */
 	{
-		.sht		= &nv_swncq_sht,
 		.flags	        = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
 				  ATA_FLAG_NCQ,
-		.link_flags	= ATA_LFLAG_HRST_TO_RESUME,
 		.pio_mask	= NV_PIO_MASK,
 		.mwdma_mask	= NV_MWDMA_MASK,
 		.udma_mask	= NV_UDMA_MASK,
 		.port_ops	= &nv_swncq_ops,
-		.irq_handler	= nv_swncq_interrupt,
+		.private_data	= NV_PI_PRIV(nv_swncq_interrupt, &nv_swncq_sht),
 	},
 };
 
@@ -640,8 +531,8 @@ MODULE_LICENSE("GPL");
 MODULE_DEVICE_TABLE(pci, nv_pci_tbl);
 MODULE_VERSION(DRV_VERSION);
 
-static int adma_enabled = 1;
-static int swncq_enabled;
+static int adma_enabled;
+static int swncq_enabled = 1;
 
 static void nv_adma_register_mode(struct ata_port *ap)
 {
@@ -839,7 +730,7 @@ static void nv_adma_tf_read(struct ata_port *ap, struct ata_taskfile *tf)
 	   ADMA mode could abort outstanding commands. */
 	nv_adma_register_mode(ap);
 
-	ata_tf_read(ap, tf);
+	ata_sff_tf_read(ap, tf);
 }
 
 static unsigned int nv_adma_tf_to_cpb(struct ata_taskfile *tf, __le16 *cpb)
@@ -929,7 +820,7 @@ static int nv_adma_check_cpb(struct ata_port *ap, int cpb_num, int force_err)
 					"notifier for tag %d with no cmd?\n",
 					cpb_num);
 			ehi->err_mask |= AC_ERR_HSM;
-			ehi->action |= ATA_EH_SOFTRESET;
+			ehi->action |= ATA_EH_RESET;
 			ata_port_freeze(ap);
 			return 1;
 		}
@@ -953,12 +844,12 @@ static int nv_host_intr(struct ata_port *ap, u8 irq_stat)
 
 	/* DEV interrupt w/ no active qc? */
 	if (unlikely(!qc || (qc->tf.flags & ATA_TFLAG_POLLING))) {
-		ata_check_status(ap);
+		ata_sff_check_status(ap);
 		return 1;
 	}
 
 	/* handle interrupt */
-	return ata_host_intr(ap, qc);
+	return ata_sff_host_intr(ap, qc);
 }
 
 static irqreturn_t nv_adma_interrupt(int irq, void *dev_instance)
@@ -1137,7 +1028,7 @@ static void nv_adma_irq_clear(struct ata_port *ap)
 	u32 notifier_clears[2];
 
 	if (pp->flags & NV_ADMA_ATAPI_SETUP_COMPLETE) {
-		ata_bmdma_irq_clear(ap);
+		ata_sff_irq_clear(ap);
 		return;
 	}
 
@@ -1168,7 +1059,7 @@ static void nv_adma_post_internal_cmd(struct ata_queued_cmd *qc)
 	struct nv_adma_port_priv *pp = qc->ap->private_data;
 
 	if (pp->flags & NV_ADMA_PORT_REGISTER_MODE)
-		ata_bmdma_post_internal_cmd(qc);
+		ata_sff_post_internal_cmd(qc);
 }
 
 static int nv_adma_port_start(struct ata_port *ap)
@@ -1445,7 +1336,7 @@ static void nv_adma_qc_prep(struct ata_queued_cmd *qc)
 		BUG_ON(!(pp->flags & NV_ADMA_ATAPI_SETUP_COMPLETE) &&
 			(qc->flags & ATA_QCFLAG_DMAMAP));
 		nv_adma_register_mode(qc->ap);
-		ata_qc_prep(qc);
+		ata_sff_qc_prep(qc);
 		return;
 	}
 
@@ -1504,7 +1395,7 @@ static unsigned int nv_adma_qc_issue(struct ata_queued_cmd *qc)
 		BUG_ON(!(pp->flags & NV_ADMA_ATAPI_SETUP_COMPLETE) &&
 			(qc->flags & ATA_QCFLAG_DMAMAP));
 		nv_adma_register_mode(qc->ap);
-		return ata_qc_issue_prot(qc);
+		return ata_sff_qc_issue(qc);
 	} else
 		nv_adma_mode(qc->ap);
 
@@ -1545,11 +1436,11 @@ static irqreturn_t nv_generic_interrupt(int irq, void *dev_instance)
 
 			qc = ata_qc_from_tag(ap, ap->link.active_tag);
 			if (qc && (!(qc->tf.flags & ATA_TFLAG_POLLING)))
-				handled += ata_host_intr(ap, qc);
+				handled += ata_sff_host_intr(ap, qc);
 			else
 				// No request pending?  Clear interrupt status
 				// anyway, in case there's one pending.
-				ap->ops->check_status(ap);
+				ap->ops->sff_check_status(ap);
 		}
 
 	}
@@ -1680,7 +1571,7 @@ static void nv_mcp55_freeze(struct ata_port *ap)
 	mask = readl(mmio_base + NV_INT_ENABLE_MCP55);
 	mask &= ~(NV_INT_ALL_MCP55 << shift);
 	writel(mask, mmio_base + NV_INT_ENABLE_MCP55);
-	ata_bmdma_freeze(ap);
+	ata_sff_freeze(ap);
 }
 
 static void nv_mcp55_thaw(struct ata_port *ap)
@@ -1694,7 +1585,7 @@ static void nv_mcp55_thaw(struct ata_port *ap)
 	mask = readl(mmio_base + NV_INT_ENABLE_MCP55);
 	mask |= (NV_INT_MASK_MCP55 << shift);
 	writel(mask, mmio_base + NV_INT_ENABLE_MCP55);
-	ata_bmdma_thaw(ap);
+	ata_sff_thaw(ap);
 }
 
 static int nv_hardreset(struct ata_link *link, unsigned int *class,
@@ -1706,13 +1597,7 @@ static int nv_hardreset(struct ata_link *link, unsigned int *class,
 	 * some controllers.  Don't classify on hardreset.  For more
 	 * info, see http://bugzilla.kernel.org/show_bug.cgi?id=3352
 	 */
-	return sata_std_hardreset(link, &dummy, deadline);
-}
-
-static void nv_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, ata_std_prereset, ata_std_softreset,
-			   nv_hardreset, ata_std_postreset);
+	return sata_sff_hardreset(link, &dummy, deadline);
 }
 
 static void nv_adma_error_handler(struct ata_port *ap)
@@ -1768,8 +1653,7 @@ static void nv_adma_error_handler(struct ata_port *ap)
 		readw(mmio + NV_ADMA_CTL);	/* flush posted write */
 	}
 
-	ata_bmdma_drive_eh(ap, ata_std_prereset, ata_std_softreset,
-			   nv_hardreset, ata_std_postreset);
+	ata_sff_error_handler(ap);
 }
 
 static void nv_swncq_qc_to_dq(struct ata_port *ap, struct ata_queued_cmd *qc)
@@ -1855,7 +1739,7 @@ static void nv_swncq_ncq_stop(struct ata_port *ap)
 		pp->dhfis_bits, pp->dmafis_bits, pp->sdbfis_bits);
 
 	ata_port_printk(ap, KERN_ERR, "ATA_REG 0x%X ERR_REG 0x%X\n",
-			ap->ops->check_status(ap),
+			ap->ops->sff_check_status(ap),
 			ioread8(ap->ioaddr.error_addr));
 
 	sactive = readl(pp->sactive_block);
@@ -1881,7 +1765,7 @@ static void nv_swncq_ncq_stop(struct ata_port *ap)
 	}
 
 	nv_swncq_pp_reinit(ap);
-	ap->ops->irq_clear(ap);
+	ap->ops->sff_irq_clear(ap);
 	__ata_bmdma_stop(ap);
 	nv_swncq_irq_clear(ap, 0xffff);
 }
@@ -1892,11 +1776,10 @@ static void nv_swncq_error_handler(struct ata_port *ap)
 
 	if (ap->link.sactive) {
 		nv_swncq_ncq_stop(ap);
-		ehc->i.action |= ATA_EH_HARDRESET;
+		ehc->i.action |= ATA_EH_RESET;
 	}
 
-	ata_bmdma_drive_eh(ap, ata_std_prereset, ata_std_softreset,
-			   nv_hardreset, ata_std_postreset);
+	ata_sff_error_handler(ap);
 }
 
 #ifdef CONFIG_PM
@@ -2042,7 +1925,7 @@ static int nv_swncq_port_start(struct ata_port *ap)
 static void nv_swncq_qc_prep(struct ata_queued_cmd *qc)
 {
 	if (qc->tf.protocol != ATA_PROT_NCQ) {
-		ata_qc_prep(qc);
+		ata_sff_qc_prep(qc);
 		return;
 	}
 
@@ -2104,8 +1987,8 @@ static unsigned int nv_swncq_issue_atacmd(struct ata_port *ap,
 	pp->dmafis_bits &= ~(1 << qc->tag);
 	pp->qc_active |= (0x1 << qc->tag);
 
-	ap->ops->tf_load(ap, &qc->tf);	 /* load tf registers */
-	ap->ops->exec_command(ap, &qc->tf);
+	ap->ops->sff_tf_load(ap, &qc->tf);	 /* load tf registers */
+	ap->ops->sff_exec_command(ap, &qc->tf);
 
 	DPRINTK("Issued tag %u\n", qc->tag);
 
@@ -2118,7 +2001,7 @@ static unsigned int nv_swncq_qc_issue(struct ata_queued_cmd *qc)
 	struct nv_swncq_port_priv *pp = ap->private_data;
 
 	if (qc->tf.protocol != ATA_PROT_NCQ)
-		return ata_qc_issue_prot(qc);
+		return ata_sff_qc_issue(qc);
 
 	DPRINTK("Enter\n");
 
@@ -2173,11 +2056,11 @@ static int nv_swncq_sdbfis(struct ata_port *ap)
 		ata_ehi_clear_desc(ehi);
 		ata_ehi_push_desc(ehi, "BMDMA stat 0x%x", host_stat);
 		ehi->err_mask |= AC_ERR_HOST_BUS;
-		ehi->action |= ATA_EH_SOFTRESET;
+		ehi->action |= ATA_EH_RESET;
 		return -EINVAL;
 	}
 
-	ap->ops->irq_clear(ap);
+	ap->ops->sff_irq_clear(ap);
 	__ata_bmdma_stop(ap);
 
 	sactive = readl(pp->sactive_block);
@@ -2188,7 +2071,7 @@ static int nv_swncq_sdbfis(struct ata_port *ap)
 		ata_ehi_push_desc(ehi, "illegal SWNCQ:qc_active transition"
 				  "(%08x->%08x)", pp->qc_active, sactive);
 		ehi->err_mask |= AC_ERR_HSM;
-		ehi->action |= ATA_EH_HARDRESET;
+		ehi->action |= ATA_EH_RESET;
 		return -EINVAL;
 	}
 	for (i = 0; i < ATA_MAX_QUEUE; i++) {
@@ -2299,7 +2182,7 @@ static void nv_swncq_host_interrupt(struct ata_port *ap, u16 fis)
 	u8 ata_stat;
 	int rc = 0;
 
-	ata_stat = ap->ops->check_status(ap);
+	ata_stat = ap->ops->sff_check_status(ap);
 	nv_swncq_irq_clear(ap, fis);
 	if (!fis)
 		return;
@@ -2324,7 +2207,7 @@ static void nv_swncq_host_interrupt(struct ata_port *ap, u16 fis)
 		ata_ehi_push_desc(ehi, "Ata error. fis:0x%X", fis);
 		ehi->err_mask |= AC_ERR_DEV;
 		ehi->serror |= serror;
-		ehi->action |= ATA_EH_SOFTRESET;
+		ehi->action |= ATA_EH_RESET;
 		ata_port_freeze(ap);
 		return;
 	}
@@ -2356,13 +2239,13 @@ static void nv_swncq_host_interrupt(struct ata_port *ap, u16 fis)
 		if (pp->ncq_flags & (ncq_saw_sdb | ncq_saw_backout)) {
 			ata_ehi_push_desc(ehi, "illegal fis transaction");
 			ehi->err_mask |= AC_ERR_HSM;
-			ehi->action |= ATA_EH_HARDRESET;
+			ehi->action |= ATA_EH_RESET;
 			goto irq_error;
 		}
 
 		if (!(fis & NV_SWNCQ_IRQ_DMASETUP) &&
 		    !(pp->ncq_flags & ncq_saw_dmas)) {
-			ata_stat = ap->ops->check_status(ap);
+			ata_stat = ap->ops->sff_check_status(ap);
 			if (ata_stat & ATA_BUSY)
 				goto irq_exit;
 
@@ -2429,6 +2312,7 @@ static int nv_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 {
 	static int printed_version;
 	const struct ata_port_info *ppi[] = { NULL, NULL };
+	struct nv_pi_priv *ipriv;
 	struct ata_host *host;
 	struct nv_host_priv *hpriv;
 	int rc;
@@ -2465,7 +2349,8 @@ static int nv_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	}
 
 	ppi[0] = &nv_port_info[type];
-	rc = ata_pci_prepare_sff_host(pdev, ppi, &host);
+	ipriv = ppi[0]->private_data;
+	rc = ata_pci_sff_prepare_host(pdev, ppi, &host);
 	if (rc)
 		return rc;
 
@@ -2503,8 +2388,8 @@ static int nv_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 		nv_swncq_host_init(host);
 
 	pci_set_master(pdev);
-	return ata_host_activate(host, pdev->irq, ppi[0]->irq_handler,
-				 IRQF_SHARED, ppi[0]->sht);
+	return ata_host_activate(host, pdev->irq, ipriv->irq_handler,
+				 IRQF_SHARED, ipriv->sht);
 }
 
 #ifdef CONFIG_PM
@@ -2600,5 +2485,5 @@ module_exit(nv_exit);
 module_param_named(adma, adma_enabled, bool, 0444);
 MODULE_PARM_DESC(adma, "Enable use of ADMA (Default: true)");
 module_param_named(swncq, swncq_enabled, bool, 0444);
-MODULE_PARM_DESC(swncq, "Enable use of SWNCQ (Default: false)");
+MODULE_PARM_DESC(swncq, "Enable use of SWNCQ (Default: true)");
 

drivers/ata/sata_promise.c

@@ -143,103 +143,57 @@ static void pdc_exec_command_mmio(struct ata_port *ap, const struct ata_taskfile
 static int pdc_check_atapi_dma(struct ata_queued_cmd *qc);
 static int pdc_old_sata_check_atapi_dma(struct ata_queued_cmd *qc);
 static void pdc_irq_clear(struct ata_port *ap);
-static unsigned int pdc_qc_issue_prot(struct ata_queued_cmd *qc);
+static unsigned int pdc_qc_issue(struct ata_queued_cmd *qc);
 static void pdc_freeze(struct ata_port *ap);
 static void pdc_sata_freeze(struct ata_port *ap);
 static void pdc_thaw(struct ata_port *ap);
 static void pdc_sata_thaw(struct ata_port *ap);
-static void pdc_pata_error_handler(struct ata_port *ap);
-static void pdc_sata_error_handler(struct ata_port *ap);
+static void pdc_error_handler(struct ata_port *ap);
 static void pdc_post_internal_cmd(struct ata_queued_cmd *qc);
 static int pdc_pata_cable_detect(struct ata_port *ap);
 static int pdc_sata_cable_detect(struct ata_port *ap);
 
 static struct scsi_host_template pdc_ata_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
+	ATA_BASE_SHT(DRV_NAME),
 	.sg_tablesize		= PDC_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
 	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
 };
 
-static const struct ata_port_operations pdc_sata_ops = {
-	.tf_load		= pdc_tf_load_mmio,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= pdc_exec_command_mmio,
-	.dev_select		= ata_std_dev_select,
-	.check_atapi_dma	= pdc_check_atapi_dma,
+static const struct ata_port_operations pdc_common_ops = {
+	.inherits		= &ata_sff_port_ops,
 
+	.sff_tf_load		= pdc_tf_load_mmio,
+	.sff_exec_command	= pdc_exec_command_mmio,
+	.check_atapi_dma	= pdc_check_atapi_dma,
 	.qc_prep		= pdc_qc_prep,
-	.qc_issue		= pdc_qc_issue_prot,
-	.freeze			= pdc_sata_freeze,
-	.thaw			= pdc_sata_thaw,
-	.error_handler		= pdc_sata_error_handler,
-	.post_internal_cmd	= pdc_post_internal_cmd,
-	.cable_detect		= pdc_sata_cable_detect,
-	.data_xfer		= ata_data_xfer,
-	.irq_clear		= pdc_irq_clear,
-	.irq_on			= ata_irq_on,
+	.qc_issue		= pdc_qc_issue,
+	.sff_irq_clear		= pdc_irq_clear,
 
-	.scr_read		= pdc_sata_scr_read,
-	.scr_write		= pdc_sata_scr_write,
-	.port_start		= pdc_sata_port_start,
+	.post_internal_cmd	= pdc_post_internal_cmd,
+	.error_handler		= pdc_error_handler,
 };
 
-/* First-generation chips need a more restrictive ->check_atapi_dma op */
-static const struct ata_port_operations pdc_old_sata_ops = {
-	.tf_load		= pdc_tf_load_mmio,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= pdc_exec_command_mmio,
-	.dev_select		= ata_std_dev_select,
-	.check_atapi_dma	= pdc_old_sata_check_atapi_dma,
-
-	.qc_prep		= pdc_qc_prep,
-	.qc_issue		= pdc_qc_issue_prot,
+static struct ata_port_operations pdc_sata_ops = {
+	.inherits		= &pdc_common_ops,
+	.cable_detect		= pdc_sata_cable_detect,
 	.freeze			= pdc_sata_freeze,
 	.thaw			= pdc_sata_thaw,
-	.error_handler		= pdc_sata_error_handler,
-	.post_internal_cmd	= pdc_post_internal_cmd,
-	.cable_detect		= pdc_sata_cable_detect,
-	.data_xfer		= ata_data_xfer,
-	.irq_clear		= pdc_irq_clear,
-	.irq_on			= ata_irq_on,
-
 	.scr_read		= pdc_sata_scr_read,
 	.scr_write		= pdc_sata_scr_write,
 	.port_start		= pdc_sata_port_start,
 };
 
-static const struct ata_port_operations pdc_pata_ops = {
-	.tf_load		= pdc_tf_load_mmio,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= pdc_exec_command_mmio,
-	.dev_select		= ata_std_dev_select,
-	.check_atapi_dma	= pdc_check_atapi_dma,
+/* First-generation chips need a more restrictive ->check_atapi_dma op */
+static struct ata_port_operations pdc_old_sata_ops = {
+	.inherits		= &pdc_sata_ops,
+	.check_atapi_dma	= pdc_old_sata_check_atapi_dma,
+};
 
-	.qc_prep		= pdc_qc_prep,
-	.qc_issue		= pdc_qc_issue_prot,
+static struct ata_port_operations pdc_pata_ops = {
+	.inherits		= &pdc_common_ops,
+	.cable_detect		= pdc_pata_cable_detect,
 	.freeze			= pdc_freeze,
 	.thaw			= pdc_thaw,
-	.error_handler		= pdc_pata_error_handler,
-	.post_internal_cmd	= pdc_post_internal_cmd,
-	.cable_detect		= pdc_pata_cable_detect,
-	.data_xfer		= ata_data_xfer,
-	.irq_clear		= pdc_irq_clear,
-	.irq_on			= ata_irq_on,
-
 	.port_start		= pdc_common_port_start,
 };
 
@@ -451,7 +405,7 @@ static void pdc_atapi_pkt(struct ata_queued_cmd *qc)
 	u8 *cdb = qc->cdb;
 	struct pdc_port_priv *pp = ap->private_data;
 	u8 *buf = pp->pkt;
-	u32 *buf32 = (u32 *) buf;
+	__le32 *buf32 = (__le32 *) buf;
 	unsigned int dev_sel, feature;
 
 	/* set control bits (byte 0), zero delay seq id (byte 3),
@@ -738,24 +692,12 @@ static void pdc_sata_thaw(struct ata_port *ap)
 	readl(host_mmio + hotplug_offset); /* flush */
 }
 
-static void pdc_common_error_handler(struct ata_port *ap, ata_reset_fn_t hardreset)
+static void pdc_error_handler(struct ata_port *ap)
 {
 	if (!(ap->pflags & ATA_PFLAG_FROZEN))
 		pdc_reset_port(ap);
 
-	/* perform recovery */
-	ata_do_eh(ap, ata_std_prereset, ata_std_softreset, hardreset,
-		  ata_std_postreset);
-}
-
-static void pdc_pata_error_handler(struct ata_port *ap)
-{
-	pdc_common_error_handler(ap, NULL);
-}
-
-static void pdc_sata_error_handler(struct ata_port *ap)
-{
-	pdc_common_error_handler(ap, sata_std_hardreset);
+	ata_std_error_handler(ap);
 }
 
 static void pdc_post_internal_cmd(struct ata_queued_cmd *qc)
@@ -952,7 +894,7 @@ static inline void pdc_packet_start(struct ata_queued_cmd *qc)
 	readl(ap->ioaddr.cmd_addr + PDC_PKT_SUBMIT); /* flush */
 }
 
-static unsigned int pdc_qc_issue_prot(struct ata_queued_cmd *qc)
+static unsigned int pdc_qc_issue(struct ata_queued_cmd *qc)
 {
 	switch (qc->tf.protocol) {
 	case ATAPI_PROT_NODATA:
@@ -972,20 +914,20 @@ static unsigned int pdc_qc_issue_prot(struct ata_queued_cmd *qc)
 		break;
 	}
 
-	return ata_qc_issue_prot(qc);
+	return ata_sff_qc_issue(qc);
 }
 
 static void pdc_tf_load_mmio(struct ata_port *ap, const struct ata_taskfile *tf)
 {
 	WARN_ON(tf->protocol == ATA_PROT_DMA || tf->protocol == ATAPI_PROT_DMA);
-	ata_tf_load(ap, tf);
+	ata_sff_tf_load(ap, tf);
 }
 
 static void pdc_exec_command_mmio(struct ata_port *ap,
 				  const struct ata_taskfile *tf)
 {
 	WARN_ON(tf->protocol == ATA_PROT_DMA || tf->protocol == ATAPI_PROT_DMA);
-	ata_exec_command(ap, tf);
+	ata_sff_exec_command(ap, tf);
 }
 
 static int pdc_check_atapi_dma(struct ata_queued_cmd *qc)

drivers/ata/sata_qstor.c

@@ -121,50 +121,38 @@ static unsigned int qs_qc_issue(struct ata_queued_cmd *qc);
 static int qs_check_atapi_dma(struct ata_queued_cmd *qc);
 static void qs_bmdma_stop(struct ata_queued_cmd *qc);
 static u8 qs_bmdma_status(struct ata_port *ap);
-static void qs_irq_clear(struct ata_port *ap);
 static void qs_freeze(struct ata_port *ap);
 static void qs_thaw(struct ata_port *ap);
+static int qs_prereset(struct ata_link *link, unsigned long deadline);
 static void qs_error_handler(struct ata_port *ap);
 
 static struct scsi_host_template qs_ata_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
+	ATA_BASE_SHT(DRV_NAME),
 	.sg_tablesize		= QS_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ENABLE_CLUSTERING,
-	.proc_name		= DRV_NAME,
 	.dma_boundary		= QS_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
 };
 
-static const struct ata_port_operations qs_ata_ops = {
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
+static struct ata_port_operations qs_ata_ops = {
+	.inherits		= &ata_sff_port_ops,
+
 	.check_atapi_dma	= qs_check_atapi_dma,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
+	.bmdma_stop		= qs_bmdma_stop,
+	.bmdma_status		= qs_bmdma_status,
 	.qc_prep		= qs_qc_prep,
 	.qc_issue		= qs_qc_issue,
-	.data_xfer		= ata_data_xfer,
+
 	.freeze			= qs_freeze,
 	.thaw			= qs_thaw,
+	.prereset		= qs_prereset,
+	.softreset		= ATA_OP_NULL,
 	.error_handler		= qs_error_handler,
-	.irq_clear		= qs_irq_clear,
-	.irq_on			= ata_irq_on,
+	.post_internal_cmd	= ATA_OP_NULL,
+
 	.scr_read		= qs_scr_read,
 	.scr_write		= qs_scr_write,
+
 	.port_start		= qs_port_start,
 	.host_stop		= qs_host_stop,
-	.bmdma_stop		= qs_bmdma_stop,
-	.bmdma_status		= qs_bmdma_status,
 };
 
 static const struct ata_port_info qs_port_info[] = {
@@ -211,11 +199,6 @@ static u8 qs_bmdma_status(struct ata_port *ap)
 	return 0;
 }
 
-static void qs_irq_clear(struct ata_port *ap)
-{
-	/* nothing */
-}
-
 static inline void qs_enter_reg_mode(struct ata_port *ap)
 {
 	u8 __iomem *chan = qs_mmio_base(ap->host) + (ap->port_no * 0x4000);
@@ -256,7 +239,7 @@ static int qs_prereset(struct ata_link *link, unsigned long deadline)
 	struct ata_port *ap = link->ap;
 
 	qs_reset_channel_logic(ap);
-	return ata_std_prereset(link, deadline);
+	return ata_sff_prereset(link, deadline);
 }
 
 static int qs_scr_read(struct ata_port *ap, unsigned int sc_reg, u32 *val)
@@ -270,8 +253,7 @@ static int qs_scr_read(struct ata_port *ap, unsigned int sc_reg, u32 *val)
 static void qs_error_handler(struct ata_port *ap)
 {
 	qs_enter_reg_mode(ap);
-	ata_do_eh(ap, qs_prereset, NULL, sata_std_hardreset,
-		  ata_std_postreset);
+	ata_std_error_handler(ap);
 }
 
 static int qs_scr_write(struct ata_port *ap, unsigned int sc_reg, u32 val)
@@ -321,7 +303,7 @@ static void qs_qc_prep(struct ata_queued_cmd *qc)
 
 	qs_enter_reg_mode(qc->ap);
 	if (qc->tf.protocol != ATA_PROT_DMA) {
-		ata_qc_prep(qc);
+		ata_sff_qc_prep(qc);
 		return;
 	}
 
@@ -380,7 +362,7 @@ static unsigned int qs_qc_issue(struct ata_queued_cmd *qc)
 	}
 
 	pp->state = qs_state_mmio;
-	return ata_qc_issue_prot(qc);
+	return ata_sff_qc_issue(qc);
 }
 
 static void qs_do_or_die(struct ata_queued_cmd *qc, u8 status)
@@ -469,7 +451,7 @@ static inline unsigned int qs_intr_mmio(struct ata_host *host)
 				 * and pretend we knew it was ours.. (ugh).
 				 * This does not affect packet mode.
 				 */
-				ata_check_status(ap);
+				ata_sff_check_status(ap);
 				handled = 1;
 				continue;
 			}
@@ -477,7 +459,7 @@ static inline unsigned int qs_intr_mmio(struct ata_host *host)
 			if (!pp || pp->state != qs_state_mmio)
 				continue;
 			if (!(qc->tf.flags & ATA_TFLAG_POLLING))
-				handled |= ata_host_intr(ap, qc);
+				handled |= ata_sff_host_intr(ap, qc);
 		}
 	}
 	return handled;

drivers/ata/sata_sil.c

@@ -60,7 +60,6 @@ enum {
 
 	SIL_DFL_PORT_FLAGS	= ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
 				  ATA_FLAG_MMIO,
-	SIL_DFL_LINK_FLAGS	= ATA_LFLAG_HRST_TO_RESUME,
 
 	/*
 	 * Controller IDs
@@ -168,54 +167,23 @@ static struct pci_driver sil_pci_driver = {
 };
 
 static struct scsi_host_template sil_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
-static const struct ata_port_operations sil_ops = {
+static struct ata_port_operations sil_ops = {
+	.inherits		= &ata_bmdma_port_ops,
 	.dev_config		= sil_dev_config,
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
 	.set_mode		= sil_set_mode,
-	.bmdma_setup            = ata_bmdma_setup,
-	.bmdma_start            = ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
 	.freeze			= sil_freeze,
 	.thaw			= sil_thaw,
-	.error_handler		= ata_bmdma_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
 	.scr_read		= sil_scr_read,
 	.scr_write		= sil_scr_write,
-	.port_start		= ata_port_start,
 };
 
 static const struct ata_port_info sil_port_info[] = {
 	/* sil_3112 */
 	{
 		.flags		= SIL_DFL_PORT_FLAGS | SIL_FLAG_MOD15WRITE,
-		.link_flags	= SIL_DFL_LINK_FLAGS,
 		.pio_mask	= 0x1f,			/* pio0-4 */
 		.mwdma_mask	= 0x07,			/* mwdma0-2 */
 		.udma_mask	= ATA_UDMA5,
@@ -225,7 +193,6 @@ static const struct ata_port_info sil_port_info[] = {
 	{
 		.flags		= SIL_DFL_PORT_FLAGS | SIL_FLAG_MOD15WRITE |
 				  SIL_FLAG_NO_SATA_IRQ,
-		.link_flags	= SIL_DFL_LINK_FLAGS,
 		.pio_mask	= 0x1f,			/* pio0-4 */
 		.mwdma_mask	= 0x07,			/* mwdma0-2 */
 		.udma_mask	= ATA_UDMA5,
@@ -234,7 +201,6 @@ static const struct ata_port_info sil_port_info[] = {
 	/* sil_3512 */
 	{
 		.flags		= SIL_DFL_PORT_FLAGS | SIL_FLAG_RERR_ON_DMA_ACT,
-		.link_flags	= SIL_DFL_LINK_FLAGS,
 		.pio_mask	= 0x1f,			/* pio0-4 */
 		.mwdma_mask	= 0x07,			/* mwdma0-2 */
 		.udma_mask	= ATA_UDMA5,
@@ -243,7 +209,6 @@ static const struct ata_port_info sil_port_info[] = {
 	/* sil_3114 */
 	{
 		.flags		= SIL_DFL_PORT_FLAGS | SIL_FLAG_RERR_ON_DMA_ACT,
-		.link_flags	= SIL_DFL_LINK_FLAGS,
 		.pio_mask	= 0x1f,			/* pio0-4 */
 		.mwdma_mask	= 0x07,			/* mwdma0-2 */
 		.udma_mask	= ATA_UDMA5,
@@ -404,7 +369,7 @@ static void sil_host_intr(struct ata_port *ap, u32 bmdma2)
 
 	if (unlikely(!qc || (qc->tf.flags & ATA_TFLAG_POLLING))) {
 		/* this sometimes happens, just clear IRQ */
-		ata_chk_status(ap);
+		ap->ops->sff_check_status(ap);
 		return;
 	}
 
@@ -440,15 +405,15 @@ static void sil_host_intr(struct ata_port *ap, u32 bmdma2)
 	}
 
 	/* check main status, clearing INTRQ */
-	status = ata_chk_status(ap);
+	status = ap->ops->sff_check_status(ap);
 	if (unlikely(status & ATA_BUSY))
 		goto err_hsm;
 
 	/* ack bmdma irq events */
-	ata_bmdma_irq_clear(ap);
+	ata_sff_irq_clear(ap);
 
 	/* kick HSM in the ass */
-	ata_hsm_move(ap, qc, status, 0);
+	ata_sff_hsm_move(ap, qc, status, 0);
 
 	if (unlikely(qc->err_mask) && ata_is_dma(qc->tf.protocol))
 		ata_ehi_push_desc(ehi, "BMDMA2 stat 0x%x", bmdma2);
@@ -515,8 +480,8 @@ static void sil_thaw(struct ata_port *ap)
 	u32 tmp;
 
 	/* clear IRQ */
-	ata_chk_status(ap);
-	ata_bmdma_irq_clear(ap);
+	ap->ops->sff_check_status(ap);
+	ata_sff_irq_clear(ap);
 
 	/* turn on SATA IRQ if supported */
 	if (!(ap->flags & SIL_FLAG_NO_SATA_IRQ))
@@ -690,7 +655,7 @@ static int sil_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 		ioaddr->ctl_addr = mmio_base + sil_port[i].ctl;
 		ioaddr->bmdma_addr = mmio_base + sil_port[i].bmdma;
 		ioaddr->scr_addr = mmio_base + sil_port[i].scr;
-		ata_std_ports(ioaddr);
+		ata_sff_std_ports(ioaddr);
 
 		ata_port_pbar_desc(ap, SIL_MMIO_BAR, -1, "mmio");
 		ata_port_pbar_desc(ap, SIL_MMIO_BAR, sil_port[i].tf, "tf");

drivers/ata/sata_sil24.c

@@ -254,7 +254,6 @@ enum {
 				  ATA_FLAG_MMIO | ATA_FLAG_PIO_DMA |
 				  ATA_FLAG_NCQ | ATA_FLAG_ACPI_SATA |
 				  ATA_FLAG_AN | ATA_FLAG_PMP,
-	SIL24_COMMON_LFLAGS	= ATA_LFLAG_SKIP_D2H_BSY,
 	SIL24_FLAG_PCIX_IRQ_WOC	= (1 << 24), /* IRQ loss errata on PCI-X */
 
 	IRQ_STAT_4PORTS		= 0xf,
@@ -286,45 +285,45 @@ static struct sil24_cerr_info {
 				    "device error via D2H FIS" },
 	[PORT_CERR_SDB]		= { AC_ERR_DEV, 0,
 				    "device error via SDB FIS" },
-	[PORT_CERR_DATA]	= { AC_ERR_ATA_BUS, ATA_EH_SOFTRESET,
+	[PORT_CERR_DATA]	= { AC_ERR_ATA_BUS, ATA_EH_RESET,
 				    "error in data FIS" },
-	[PORT_CERR_SEND]	= { AC_ERR_ATA_BUS, ATA_EH_SOFTRESET,
+	[PORT_CERR_SEND]	= { AC_ERR_ATA_BUS, ATA_EH_RESET,
 				    "failed to transmit command FIS" },
-	[PORT_CERR_INCONSISTENT] = { AC_ERR_HSM, ATA_EH_SOFTRESET,
+	[PORT_CERR_INCONSISTENT] = { AC_ERR_HSM, ATA_EH_RESET,
 				     "protocol mismatch" },
-	[PORT_CERR_DIRECTION]	= { AC_ERR_HSM, ATA_EH_SOFTRESET,
+	[PORT_CERR_DIRECTION]	= { AC_ERR_HSM, ATA_EH_RESET,
 				    "data directon mismatch" },
-	[PORT_CERR_UNDERRUN]	= { AC_ERR_HSM, ATA_EH_SOFTRESET,
+	[PORT_CERR_UNDERRUN]	= { AC_ERR_HSM, ATA_EH_RESET,
 				    "ran out of SGEs while writing" },
-	[PORT_CERR_OVERRUN]	= { AC_ERR_HSM, ATA_EH_SOFTRESET,
+	[PORT_CERR_OVERRUN]	= { AC_ERR_HSM, ATA_EH_RESET,
 				    "ran out of SGEs while reading" },
-	[PORT_CERR_PKT_PROT]	= { AC_ERR_HSM, ATA_EH_SOFTRESET,
+	[PORT_CERR_PKT_PROT]	= { AC_ERR_HSM, ATA_EH_RESET,
 				    "invalid data directon for ATAPI CDB" },
-	[PORT_CERR_SGT_BOUNDARY] = { AC_ERR_SYSTEM, ATA_EH_SOFTRESET,
+	[PORT_CERR_SGT_BOUNDARY] = { AC_ERR_SYSTEM, ATA_EH_RESET,
 				     "SGT not on qword boundary" },
-	[PORT_CERR_SGT_TGTABRT]	= { AC_ERR_HOST_BUS, ATA_EH_SOFTRESET,
+	[PORT_CERR_SGT_TGTABRT]	= { AC_ERR_HOST_BUS, ATA_EH_RESET,
 				    "PCI target abort while fetching SGT" },
-	[PORT_CERR_SGT_MSTABRT]	= { AC_ERR_HOST_BUS, ATA_EH_SOFTRESET,
+	[PORT_CERR_SGT_MSTABRT]	= { AC_ERR_HOST_BUS, ATA_EH_RESET,
 				    "PCI master abort while fetching SGT" },
-	[PORT_CERR_SGT_PCIPERR]	= { AC_ERR_HOST_BUS, ATA_EH_SOFTRESET,
+	[PORT_CERR_SGT_PCIPERR]	= { AC_ERR_HOST_BUS, ATA_EH_RESET,
 				    "PCI parity error while fetching SGT" },
-	[PORT_CERR_CMD_BOUNDARY] = { AC_ERR_SYSTEM, ATA_EH_SOFTRESET,
+	[PORT_CERR_CMD_BOUNDARY] = { AC_ERR_SYSTEM, ATA_EH_RESET,
 				     "PRB not on qword boundary" },
-	[PORT_CERR_CMD_TGTABRT]	= { AC_ERR_HOST_BUS, ATA_EH_SOFTRESET,
+	[PORT_CERR_CMD_TGTABRT]	= { AC_ERR_HOST_BUS, ATA_EH_RESET,
 				    "PCI target abort while fetching PRB" },
-	[PORT_CERR_CMD_MSTABRT]	= { AC_ERR_HOST_BUS, ATA_EH_SOFTRESET,
+	[PORT_CERR_CMD_MSTABRT]	= { AC_ERR_HOST_BUS, ATA_EH_RESET,
 				    "PCI master abort while fetching PRB" },
-	[PORT_CERR_CMD_PCIPERR]	= { AC_ERR_HOST_BUS, ATA_EH_SOFTRESET,
+	[PORT_CERR_CMD_PCIPERR]	= { AC_ERR_HOST_BUS, ATA_EH_RESET,
 				    "PCI parity error while fetching PRB" },
-	[PORT_CERR_XFR_UNDEF]	= { AC_ERR_HOST_BUS, ATA_EH_SOFTRESET,
+	[PORT_CERR_XFR_UNDEF]	= { AC_ERR_HOST_BUS, ATA_EH_RESET,
 				    "undefined error while transferring data" },
-	[PORT_CERR_XFR_TGTABRT]	= { AC_ERR_HOST_BUS, ATA_EH_SOFTRESET,
+	[PORT_CERR_XFR_TGTABRT]	= { AC_ERR_HOST_BUS, ATA_EH_RESET,
 				    "PCI target abort while transferring data" },
-	[PORT_CERR_XFR_MSTABRT]	= { AC_ERR_HOST_BUS, ATA_EH_SOFTRESET,
+	[PORT_CERR_XFR_MSTABRT]	= { AC_ERR_HOST_BUS, ATA_EH_RESET,
 				    "PCI master abort while transferring data" },
-	[PORT_CERR_XFR_PCIPERR]	= { AC_ERR_HOST_BUS, ATA_EH_SOFTRESET,
+	[PORT_CERR_XFR_PCIPERR]	= { AC_ERR_HOST_BUS, ATA_EH_RESET,
 				    "PCI parity error while transferring data" },
-	[PORT_CERR_SENDSERVICE]	= { AC_ERR_HSM, ATA_EH_SOFTRESET,
+	[PORT_CERR_SENDSERVICE]	= { AC_ERR_HSM, ATA_EH_RESET,
 				    "FIS received while sending service FIS" },
 };
 
@@ -337,23 +336,26 @@ static struct sil24_cerr_info {
 struct sil24_port_priv {
 	union sil24_cmd_block *cmd_block;	/* 32 cmd blocks */
 	dma_addr_t cmd_block_dma;		/* DMA base addr for them */
-	struct ata_taskfile tf;			/* Cached taskfile registers */
 	int do_port_rst;
 };
 
 static void sil24_dev_config(struct ata_device *dev);
-static u8 sil24_check_status(struct ata_port *ap);
 static int sil24_scr_read(struct ata_port *ap, unsigned sc_reg, u32 *val);
 static int sil24_scr_write(struct ata_port *ap, unsigned sc_reg, u32 val);
-static void sil24_tf_read(struct ata_port *ap, struct ata_taskfile *tf);
 static int sil24_qc_defer(struct ata_queued_cmd *qc);
 static void sil24_qc_prep(struct ata_queued_cmd *qc);
 static unsigned int sil24_qc_issue(struct ata_queued_cmd *qc);
-static void sil24_irq_clear(struct ata_port *ap);
+static bool sil24_qc_fill_rtf(struct ata_queued_cmd *qc);
 static void sil24_pmp_attach(struct ata_port *ap);
 static void sil24_pmp_detach(struct ata_port *ap);
 static void sil24_freeze(struct ata_port *ap);
 static void sil24_thaw(struct ata_port *ap);
+static int sil24_softreset(struct ata_link *link, unsigned int *class,
+			   unsigned long deadline);
+static int sil24_hardreset(struct ata_link *link, unsigned int *class,
+			   unsigned long deadline);
+static int sil24_pmp_hardreset(struct ata_link *link, unsigned int *class,
+			       unsigned long deadline);
 static void sil24_error_handler(struct ata_port *ap);
 static void sil24_post_internal_cmd(struct ata_queued_cmd *qc);
 static int sil24_port_start(struct ata_port *ap);
@@ -386,52 +388,36 @@ static struct pci_driver sil24_pci_driver = {
 };
 
 static struct scsi_host_template sil24_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.change_queue_depth	= ata_scsi_change_queue_depth,
+	ATA_NCQ_SHT(DRV_NAME),
 	.can_queue		= SIL24_MAX_CMDS,
-	.this_id		= ATA_SHT_THIS_ID,
 	.sg_tablesize		= SIL24_MAX_SGE,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
 	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
 };
 
-static const struct ata_port_operations sil24_ops = {
-	.dev_config		= sil24_dev_config,
-
-	.check_status		= sil24_check_status,
-	.check_altstatus	= sil24_check_status,
-	.dev_select		= ata_noop_dev_select,
-
-	.tf_read		= sil24_tf_read,
+static struct ata_port_operations sil24_ops = {
+	.inherits		= &sata_pmp_port_ops,
 
 	.qc_defer		= sil24_qc_defer,
 	.qc_prep		= sil24_qc_prep,
 	.qc_issue		= sil24_qc_issue,
+	.qc_fill_rtf		= sil24_qc_fill_rtf,
 
-	.irq_clear		= sil24_irq_clear,
+	.freeze			= sil24_freeze,
+	.thaw			= sil24_thaw,
+	.softreset		= sil24_softreset,
+	.hardreset		= sil24_hardreset,
+	.pmp_softreset		= sil24_softreset,
+	.pmp_hardreset		= sil24_pmp_hardreset,
+	.error_handler		= sil24_error_handler,
+	.post_internal_cmd	= sil24_post_internal_cmd,
+	.dev_config		= sil24_dev_config,
 
 	.scr_read		= sil24_scr_read,
 	.scr_write		= sil24_scr_write,
-
 	.pmp_attach		= sil24_pmp_attach,
 	.pmp_detach		= sil24_pmp_detach,
 
-	.freeze			= sil24_freeze,
-	.thaw			= sil24_thaw,
-	.error_handler		= sil24_error_handler,
-	.post_internal_cmd	= sil24_post_internal_cmd,
-
 	.port_start		= sil24_port_start,
-
 #ifdef CONFIG_PM
 	.port_resume		= sil24_port_resume,
 #endif
@@ -449,7 +435,6 @@ static const struct ata_port_info sil24_port_info[] = {
 	{
 		.flags		= SIL24_COMMON_FLAGS | SIL24_NPORTS2FLAG(4) |
 				  SIL24_FLAG_PCIX_IRQ_WOC,
-		.link_flags	= SIL24_COMMON_LFLAGS,
 		.pio_mask	= 0x1f,			/* pio0-4 */
 		.mwdma_mask	= 0x07,			/* mwdma0-2 */
 		.udma_mask	= ATA_UDMA5,		/* udma0-5 */
@@ -458,7 +443,6 @@ static const struct ata_port_info sil24_port_info[] = {
 	/* sil_3132 */
 	{
 		.flags		= SIL24_COMMON_FLAGS | SIL24_NPORTS2FLAG(2),
-		.link_flags	= SIL24_COMMON_LFLAGS,
 		.pio_mask	= 0x1f,			/* pio0-4 */
 		.mwdma_mask	= 0x07,			/* mwdma0-2 */
 		.udma_mask	= ATA_UDMA5,		/* udma0-5 */
@@ -467,7 +451,6 @@ static const struct ata_port_info sil24_port_info[] = {
 	/* sil_3131/sil_3531 */
 	{
 		.flags		= SIL24_COMMON_FLAGS | SIL24_NPORTS2FLAG(1),
-		.link_flags	= SIL24_COMMON_LFLAGS,
 		.pio_mask	= 0x1f,			/* pio0-4 */
 		.mwdma_mask	= 0x07,			/* mwdma0-2 */
 		.udma_mask	= ATA_UDMA5,		/* udma0-5 */
@@ -482,9 +465,19 @@ static int sil24_tag(int tag)
 	return tag;
 }
 
+static unsigned long sil24_port_offset(struct ata_port *ap)
+{
+	return ap->port_no * PORT_REGS_SIZE;
+}
+
+static void __iomem *sil24_port_base(struct ata_port *ap)
+{
+	return ap->host->iomap[SIL24_PORT_BAR] + sil24_port_offset(ap);
+}
+
 static void sil24_dev_config(struct ata_device *dev)
 {
-	void __iomem *port = dev->link->ap->ioaddr.cmd_addr;
+	void __iomem *port = sil24_port_base(dev->link->ap);
 
 	if (dev->cdb_len == 16)
 		writel(PORT_CS_CDB16, port + PORT_CTRL_STAT);
@@ -494,7 +487,7 @@ static void sil24_dev_config(struct ata_device *dev)
 
 static void sil24_read_tf(struct ata_port *ap, int tag, struct ata_taskfile *tf)
 {
-	void __iomem *port = ap->ioaddr.cmd_addr;
+	void __iomem *port = sil24_port_base(ap);
 	struct sil24_prb __iomem *prb;
 	u8 fis[6 * 4];
 
@@ -503,12 +496,6 @@ static void sil24_read_tf(struct ata_port *ap, int tag, struct ata_taskfile *tf)
 	ata_tf_from_fis(fis, tf);
 }
 
-static u8 sil24_check_status(struct ata_port *ap)
-{
-	struct sil24_port_priv *pp = ap->private_data;
-	return pp->tf.command;
-}
-
 static int sil24_scr_map[] = {
 	[SCR_CONTROL]	= 0,
 	[SCR_STATUS]	= 1,
@@ -518,7 +505,7 @@ static int sil24_scr_map[] = {
 
 static int sil24_scr_read(struct ata_port *ap, unsigned sc_reg, u32 *val)
 {
-	void __iomem *scr_addr = ap->ioaddr.scr_addr;
+	void __iomem *scr_addr = sil24_port_base(ap) + PORT_SCONTROL;
 
 	if (sc_reg < ARRAY_SIZE(sil24_scr_map)) {
 		void __iomem *addr;
@@ -531,7 +518,7 @@ static int sil24_scr_read(struct ata_port *ap, unsigned sc_reg, u32 *val)
 
 static int sil24_scr_write(struct ata_port *ap, unsigned sc_reg, u32 val)
 {
-	void __iomem *scr_addr = ap->ioaddr.scr_addr;
+	void __iomem *scr_addr = sil24_port_base(ap) + PORT_SCONTROL;
 
 	if (sc_reg < ARRAY_SIZE(sil24_scr_map)) {
 		void __iomem *addr;
@@ -542,15 +529,9 @@ static int sil24_scr_write(struct ata_port *ap, unsigned sc_reg, u32 val)
 	return -EINVAL;
 }
 
-static void sil24_tf_read(struct ata_port *ap, struct ata_taskfile *tf)
-{
-	struct sil24_port_priv *pp = ap->private_data;
-	*tf = pp->tf;
-}
-
 static void sil24_config_port(struct ata_port *ap)
 {
-	void __iomem *port = ap->ioaddr.cmd_addr;
+	void __iomem *port = sil24_port_base(ap);
 
 	/* configure IRQ WoC */
 	if (ap->flags & SIL24_FLAG_PCIX_IRQ_WOC)
@@ -575,7 +556,7 @@ static void sil24_config_port(struct ata_port *ap)
 
 static void sil24_config_pmp(struct ata_port *ap, int attached)
 {
-	void __iomem *port = ap->ioaddr.cmd_addr;
+	void __iomem *port = sil24_port_base(ap);
 
 	if (attached)
 		writel(PORT_CS_PMP_EN, port + PORT_CTRL_STAT);
@@ -585,7 +566,7 @@ static void sil24_config_pmp(struct ata_port *ap, int attached)
 
 static void sil24_clear_pmp(struct ata_port *ap)
 {
-	void __iomem *port = ap->ioaddr.cmd_addr;
+	void __iomem *port = sil24_port_base(ap);
 	int i;
 
 	writel(PORT_CS_PMP_RESUME, port + PORT_CTRL_CLR);
@@ -600,12 +581,12 @@ static void sil24_clear_pmp(struct ata_port *ap)
 
 static int sil24_init_port(struct ata_port *ap)
 {
-	void __iomem *port = ap->ioaddr.cmd_addr;
+	void __iomem *port = sil24_port_base(ap);
 	struct sil24_port_priv *pp = ap->private_data;
 	u32 tmp;
 
 	/* clear PMP error status */
-	if (ap->nr_pmp_links)
+	if (sata_pmp_attached(ap))
 		sil24_clear_pmp(ap);
 
 	writel(PORT_CS_INIT, port + PORT_CTRL_STAT);
@@ -616,7 +597,7 @@ static int sil24_init_port(struct ata_port *ap)
 
 	if ((tmp & (PORT_CS_INIT | PORT_CS_RDY)) != PORT_CS_RDY) {
 		pp->do_port_rst = 1;
-		ap->link.eh_context.i.action |= ATA_EH_HARDRESET;
+		ap->link.eh_context.i.action |= ATA_EH_RESET;
 		return -EIO;
 	}
 
@@ -628,7 +609,7 @@ static int sil24_exec_polled_cmd(struct ata_port *ap, int pmp,
 				 int is_cmd, u32 ctrl,
 				 unsigned long timeout_msec)
 {
-	void __iomem *port = ap->ioaddr.cmd_addr;
+	void __iomem *port = sil24_port_base(ap);
 	struct sil24_port_priv *pp = ap->private_data;
 	struct sil24_prb *prb = &pp->cmd_block[0].ata.prb;
 	dma_addr_t paddr = pp->cmd_block_dma;
@@ -670,10 +651,11 @@ static int sil24_exec_polled_cmd(struct ata_port *ap, int pmp,
 	return rc;
 }
 
-static int sil24_do_softreset(struct ata_link *link, unsigned int *class,
-			      int pmp, unsigned long deadline)
+static int sil24_softreset(struct ata_link *link, unsigned int *class,
+			   unsigned long deadline)
 {
 	struct ata_port *ap = link->ap;
+	int pmp = sata_srst_pmp(link);
 	unsigned long timeout_msec = 0;
 	struct ata_taskfile tf;
 	const char *reason;
@@ -681,12 +663,6 @@ static int sil24_do_softreset(struct ata_link *link, unsigned int *class,
 
 	DPRINTK("ENTER\n");
 
-	if (ata_link_offline(link)) {
-		DPRINTK("PHY reports no device\n");
-		*class = ATA_DEV_NONE;
-		goto out;
-	}
-
 	/* put the port into known state */
 	if (sil24_init_port(ap)) {
 		reason = "port not ready";
@@ -711,10 +687,6 @@ static int sil24_do_softreset(struct ata_link *link, unsigned int *class,
 	sil24_read_tf(ap, 0, &tf);
 	*class = ata_dev_classify(&tf);
 
-	if (*class == ATA_DEV_UNKNOWN)
-		*class = ATA_DEV_NONE;
-
- out:
 	DPRINTK("EXIT, class=%u\n", *class);
 	return 0;
 
@@ -723,17 +695,11 @@ static int sil24_do_softreset(struct ata_link *link, unsigned int *class,
 	return -EIO;
 }
 
-static int sil24_softreset(struct ata_link *link, unsigned int *class,
-			   unsigned long deadline)
-{
-	return sil24_do_softreset(link, class, SATA_PMP_CTRL_PORT, deadline);
-}
-
 static int sil24_hardreset(struct ata_link *link, unsigned int *class,
 			   unsigned long deadline)
 {
 	struct ata_port *ap = link->ap;
-	void __iomem *port = ap->ioaddr.cmd_addr;
+	void __iomem *port = sil24_port_base(ap);
 	struct sil24_port_priv *pp = ap->private_data;
 	int did_port_rst = 0;
 	const char *reason;
@@ -911,7 +877,7 @@ static unsigned int sil24_qc_issue(struct ata_queued_cmd *qc)
 {
 	struct ata_port *ap = qc->ap;
 	struct sil24_port_priv *pp = ap->private_data;
-	void __iomem *port = ap->ioaddr.cmd_addr;
+	void __iomem *port = sil24_port_base(ap);
 	unsigned int tag = sil24_tag(qc->tag);
 	dma_addr_t paddr;
 	void __iomem *activate;
@@ -925,9 +891,10 @@ static unsigned int sil24_qc_issue(struct ata_queued_cmd *qc)
 	return 0;
 }
 
-static void sil24_irq_clear(struct ata_port *ap)
+static bool sil24_qc_fill_rtf(struct ata_queued_cmd *qc)
 {
-	/* unused */
+	sil24_read_tf(qc->ap, qc->tag, &qc->result_tf);
+	return true;
 }
 
 static void sil24_pmp_attach(struct ata_port *ap)
@@ -942,12 +909,6 @@ static void sil24_pmp_detach(struct ata_port *ap)
 	sil24_config_pmp(ap, 0);
 }
 
-static int sil24_pmp_softreset(struct ata_link *link, unsigned int *class,
-			       unsigned long deadline)
-{
-	return sil24_do_softreset(link, class, link->pmp, deadline);
-}
-
 static int sil24_pmp_hardreset(struct ata_link *link, unsigned int *class,
 			       unsigned long deadline)
 {
@@ -960,12 +921,12 @@ static int sil24_pmp_hardreset(struct ata_link *link, unsigned int *class,
 		return rc;
 	}
 
-	return sata_pmp_std_hardreset(link, class, deadline);
+	return sata_std_hardreset(link, class, deadline);
 }
 
 static void sil24_freeze(struct ata_port *ap)
 {
-	void __iomem *port = ap->ioaddr.cmd_addr;
+	void __iomem *port = sil24_port_base(ap);
 
 	/* Port-wide IRQ mask in HOST_CTRL doesn't really work, clear
 	 * PORT_IRQ_ENABLE instead.
@@ -975,7 +936,7 @@ static void sil24_freeze(struct ata_port *ap)
 
 static void sil24_thaw(struct ata_port *ap)
 {
-	void __iomem *port = ap->ioaddr.cmd_addr;
+	void __iomem *port = sil24_port_base(ap);
 	u32 tmp;
 
 	/* clear IRQ */
@@ -988,7 +949,7 @@ static void sil24_thaw(struct ata_port *ap)
 
 static void sil24_error_intr(struct ata_port *ap)
 {
-	void __iomem *port = ap->ioaddr.cmd_addr;
+	void __iomem *port = sil24_port_base(ap);
 	struct sil24_port_priv *pp = ap->private_data;
 	struct ata_queued_cmd *qc = NULL;
 	struct ata_link *link;
@@ -1022,7 +983,7 @@ static void sil24_error_intr(struct ata_port *ap)
 
 	if (irq_stat & PORT_IRQ_UNK_FIS) {
 		ehi->err_mask |= AC_ERR_HSM;
-		ehi->action |= ATA_EH_SOFTRESET;
+		ehi->action |= ATA_EH_RESET;
 		ata_ehi_push_desc(ehi, "unknown FIS");
 		freeze = 1;
 	}
@@ -1043,14 +1004,14 @@ static void sil24_error_intr(struct ata_port *ap)
 		 */
 		if (ap->nr_active_links >= 3) {
 			ehi->err_mask |= AC_ERR_OTHER;
-			ehi->action |= ATA_EH_HARDRESET;
+			ehi->action |= ATA_EH_RESET;
 			ata_ehi_push_desc(ehi, "PMP DMA CS errata");
 			pp->do_port_rst = 1;
 			freeze = 1;
 		}
 
 		/* find out the offending link and qc */
-		if (ap->nr_pmp_links) {
+		if (sata_pmp_attached(ap)) {
 			context = readl(port + PORT_CONTEXT);
 			pmp = (context >> 5) & 0xf;
 
@@ -1064,7 +1025,7 @@ static void sil24_error_intr(struct ata_port *ap)
 						  irq_stat);
 			} else {
 				err_mask |= AC_ERR_HSM;
-				action |= ATA_EH_HARDRESET;
+				action |= ATA_EH_RESET;
 				freeze = 1;
 			}
 		} else
@@ -1078,28 +1039,27 @@ static void sil24_error_intr(struct ata_port *ap)
 		if (ci && ci->desc) {
 			err_mask |= ci->err_mask;
 			action |= ci->action;
-			if (action & ATA_EH_RESET_MASK)
+			if (action & ATA_EH_RESET)
 				freeze = 1;
 			ata_ehi_push_desc(ehi, "%s", ci->desc);
 		} else {
 			err_mask |= AC_ERR_OTHER;
-			action |= ATA_EH_SOFTRESET;
+			action |= ATA_EH_RESET;
 			freeze = 1;
 			ata_ehi_push_desc(ehi, "unknown command error %d",
 					  cerr);
 		}
 
 		/* record error info */
-		if (qc) {
-			sil24_read_tf(ap, qc->tag, &pp->tf);
+		if (qc)
 			qc->err_mask |= err_mask;
-		} else
+		else
 			ehi->err_mask |= err_mask;
 
 		ehi->action |= action;
 
 		/* if PMP, resume */
-		if (ap->nr_pmp_links)
+		if (sata_pmp_attached(ap))
 			writel(PORT_CS_PMP_RESUME, port + PORT_CTRL_STAT);
 	}
 
@@ -1114,18 +1074,9 @@ static void sil24_error_intr(struct ata_port *ap)
 	}
 }
 
-static void sil24_finish_qc(struct ata_queued_cmd *qc)
-{
-	struct ata_port *ap = qc->ap;
-	struct sil24_port_priv *pp = ap->private_data;
-
-	if (qc->flags & ATA_QCFLAG_RESULT_TF)
-		sil24_read_tf(ap, qc->tag, &pp->tf);
-}
-
 static inline void sil24_host_intr(struct ata_port *ap)
 {
-	void __iomem *port = ap->ioaddr.cmd_addr;
+	void __iomem *port = sil24_port_base(ap);
 	u32 slot_stat, qc_active;
 	int rc;
 
@@ -1147,13 +1098,13 @@ static inline void sil24_host_intr(struct ata_port *ap)
 	}
 
 	qc_active = slot_stat & ~HOST_SSTAT_ATTN;
-	rc = ata_qc_complete_multiple(ap, qc_active, sil24_finish_qc);
+	rc = ata_qc_complete_multiple(ap, qc_active);
 	if (rc > 0)
 		return;
 	if (rc < 0) {
 		struct ata_eh_info *ehi = &ap->link.eh_info;
 		ehi->err_mask |= AC_ERR_HSM;
-		ehi->action |= ATA_EH_SOFTRESET;
+		ehi->action |= ATA_EH_RESET;
 		ata_port_freeze(ap);
 		return;
 	}
@@ -1209,11 +1160,7 @@ static void sil24_error_handler(struct ata_port *ap)
 	if (sil24_init_port(ap))
 		ata_eh_freeze_port(ap);
 
-	/* perform recovery */
-	sata_pmp_do_eh(ap, ata_std_prereset, sil24_softreset, sil24_hardreset,
-		       ata_std_postreset, sata_pmp_std_prereset,
-		       sil24_pmp_softreset, sil24_pmp_hardreset,
-		       sata_pmp_std_postreset);
+	sata_pmp_error_handler(ap);
 
 	pp->do_port_rst = 0;
 }
@@ -1239,8 +1186,6 @@ static int sil24_port_start(struct ata_port *ap)
 	if (!pp)
 		return -ENOMEM;
 
-	pp->tf.command = ATA_DRDY;
-
 	cb = dmam_alloc_coherent(dev, cb_size, &cb_dma, GFP_KERNEL);
 	if (!cb)
 		return -ENOMEM;
@@ -1251,6 +1196,9 @@ static int sil24_port_start(struct ata_port *ap)
 
 	ap->private_data = pp;
 
+	ata_port_pbar_desc(ap, SIL24_HOST_BAR, -1, "host");
+	ata_port_pbar_desc(ap, SIL24_PORT_BAR, sil24_port_offset(ap), "port");
+
 	return 0;
 }
 
@@ -1269,7 +1217,8 @@ static void sil24_init_controller(struct ata_host *host)
 	/* init ports */
 	for (i = 0; i < host->n_ports; i++) {
 		struct ata_port *ap = host->ports[i];
-		void __iomem *port = ap->ioaddr.cmd_addr;
+		void __iomem *port = sil24_port_base(ap);
+
 
 		/* Initial PHY setting */
 		writel(0x20c, port + PORT_PHY_CFG);
@@ -1302,7 +1251,7 @@ static int sil24_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	const struct ata_port_info *ppi[] = { &pi, NULL };
 	void __iomem * const *iomap;
 	struct ata_host *host;
-	int i, rc;
+	int rc;
 	u32 tmp;
 
 	/* cause link error if sil24_cmd_block is sized wrongly */
@@ -1342,18 +1291,6 @@ static int sil24_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 		return -ENOMEM;
 	host->iomap = iomap;
 
-	for (i = 0; i < host->n_ports; i++) {
-		struct ata_port *ap = host->ports[i];
-		size_t offset = ap->port_no * PORT_REGS_SIZE;
-		void __iomem *port = iomap[SIL24_PORT_BAR] + offset;
-
-		host->ports[i]->ioaddr.cmd_addr = port;
-		host->ports[i]->ioaddr.scr_addr = port + PORT_SCONTROL;
-
-		ata_port_pbar_desc(ap, SIL24_HOST_BAR, -1, "host");
-		ata_port_pbar_desc(ap, SIL24_PORT_BAR, offset, "port");
-	}
-
 	/* configure and activate the device */
 	if (!pci_set_dma_mask(pdev, DMA_64BIT_MASK)) {
 		rc = pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK);

drivers/ata/sata_sis.c

@@ -86,45 +86,13 @@ static struct pci_driver sis_pci_driver = {
 };
 
 static struct scsi_host_template sis_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
-static const struct ata_port_operations sis_ops = {
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-	.bmdma_setup            = ata_bmdma_setup,
-	.bmdma_start            = ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= ata_bmdma_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
+static struct ata_port_operations sis_ops = {
+	.inherits		= &ata_bmdma_port_ops,
 	.scr_read		= sis_scr_read,
 	.scr_write		= sis_scr_write,
-	.port_start		= ata_port_start,
 };
 
 static const struct ata_port_info sis_port_info = {
@@ -341,7 +309,7 @@ static int sis_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 		break;
 	}
 
-	rc = ata_pci_prepare_sff_host(pdev, ppi, &host);
+	rc = ata_pci_sff_prepare_host(pdev, ppi, &host);
 	if (rc)
 		return rc;
 
@@ -359,8 +327,8 @@ static int sis_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	pci_set_master(pdev);
 	pci_intx(pdev, 1);
-	return ata_host_activate(host, pdev->irq, ata_interrupt, IRQF_SHARED,
-				 &sis_sht);
+	return ata_host_activate(host, pdev->irq, ata_sff_interrupt,
+				 IRQF_SHARED, &sis_sht);
 }
 
 static int __init sis_init(void)

drivers/ata/sata_svw.c

@@ -233,7 +233,7 @@ static void k2_bmdma_setup_mmio(struct ata_queued_cmd *qc)
 
 	/* issue r/w command if this is not a ATA DMA command*/
 	if (qc->tf.protocol != ATA_PROT_DMA)
-		ap->ops->exec_command(ap, &qc->tf);
+		ap->ops->sff_exec_command(ap, &qc->tf);
 }
 
 /**
@@ -269,7 +269,7 @@ static void k2_bmdma_start_mmio(struct ata_queued_cmd *qc)
 	   and the start command. */
 	/* issue r/w command if the access is to ATA*/
 	if (qc->tf.protocol == ATA_PROT_DMA)
-		ap->ops->exec_command(ap, &qc->tf);
+		ap->ops->sff_exec_command(ap, &qc->tf);
 }
 
 
@@ -327,50 +327,23 @@ static int k2_sata_proc_info(struct Scsi_Host *shost, char *page, char **start,
 
 
 static struct scsi_host_template k2_sata_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
+	ATA_BMDMA_SHT(DRV_NAME),
 #ifdef CONFIG_PPC_OF
 	.proc_info		= k2_sata_proc_info,
 #endif
-	.bios_param		= ata_std_bios_param,
 };
 
 
-static const struct ata_port_operations k2_sata_ops = {
-	.tf_load		= k2_sata_tf_load,
-	.tf_read		= k2_sata_tf_read,
-	.check_status		= k2_stat_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
+static struct ata_port_operations k2_sata_ops = {
+	.inherits		= &ata_bmdma_port_ops,
+	.sff_tf_load		= k2_sata_tf_load,
+	.sff_tf_read		= k2_sata_tf_read,
+	.sff_check_status	= k2_stat_check_status,
 	.check_atapi_dma	= k2_sata_check_atapi_dma,
 	.bmdma_setup		= k2_bmdma_setup_mmio,
 	.bmdma_start		= k2_bmdma_start_mmio,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= ata_bmdma_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
 	.scr_read		= k2_sata_scr_read,
 	.scr_write		= k2_sata_scr_write,
-	.port_start		= ata_port_start,
 };
 
 static const struct ata_port_info k2_port_info[] = {
@@ -519,8 +492,8 @@ static int k2_sata_init_one(struct pci_dev *pdev, const struct pci_device_id *en
 	writel(0x0, mmio_base + K2_SATA_SIM_OFFSET);
 
 	pci_set_master(pdev);
-	return ata_host_activate(host, pdev->irq, ata_interrupt, IRQF_SHARED,
-				 &k2_sata_sht);
+	return ata_host_activate(host, pdev->irq, ata_sff_interrupt,
+				 IRQF_SHARED, &k2_sata_sht);
 }
 
 /* 0x240 is device ID for Apple K2 device

drivers/ata/sata_sx4.c

@@ -232,40 +232,30 @@ static void pdc20621_get_from_dimm(struct ata_host *host,
 static void pdc20621_put_to_dimm(struct ata_host *host,
 				 void *psource, u32 offset, u32 size);
 static void pdc20621_irq_clear(struct ata_port *ap);
-static unsigned int pdc20621_qc_issue_prot(struct ata_queued_cmd *qc);
+static unsigned int pdc20621_qc_issue(struct ata_queued_cmd *qc);
 
 
 static struct scsi_host_template pdc_sata_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
+	ATA_BASE_SHT(DRV_NAME),
 	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
 	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
 };
 
-static const struct ata_port_operations pdc_20621_ops = {
-	.tf_load		= pdc_tf_load_mmio,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= pdc_exec_command_mmio,
-	.dev_select		= ata_std_dev_select,
+/* TODO: inherit from base port_ops after converting to new EH */
+static struct ata_port_operations pdc_20621_ops = {
+	.sff_tf_load		= pdc_tf_load_mmio,
+	.sff_tf_read		= ata_sff_tf_read,
+	.sff_check_status	= ata_sff_check_status,
+	.sff_exec_command	= pdc_exec_command_mmio,
+	.sff_dev_select		= ata_sff_dev_select,
 	.phy_reset		= pdc_20621_phy_reset,
 	.qc_prep		= pdc20621_qc_prep,
-	.qc_issue		= pdc20621_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
+	.qc_issue		= pdc20621_qc_issue,
+	.qc_fill_rtf		= ata_sff_qc_fill_rtf,
+	.sff_data_xfer		= ata_sff_data_xfer,
 	.eng_timeout		= pdc_eng_timeout,
-	.irq_clear		= pdc20621_irq_clear,
-	.irq_on			= ata_irq_on,
+	.sff_irq_clear		= pdc20621_irq_clear,
+	.sff_irq_on		= ata_sff_irq_on,
 	.port_start		= pdc_port_start,
 };
 
@@ -475,7 +465,7 @@ static void pdc20621_dma_prep(struct ata_queued_cmd *qc)
 	void __iomem *dimm_mmio = ap->host->iomap[PDC_DIMM_BAR];
 	unsigned int portno = ap->port_no;
 	unsigned int i, si, idx, total_len = 0, sgt_len;
-	u32 *buf = (u32 *) &pp->dimm_buf[PDC_DIMM_HEADER_SZ];
+	__le32 *buf = (__le32 *) &pp->dimm_buf[PDC_DIMM_HEADER_SZ];
 
 	WARN_ON(!(qc->flags & ATA_QCFLAG_DMAMAP));
 
@@ -693,7 +683,7 @@ static void pdc20621_packet_start(struct ata_queued_cmd *qc)
 	}
 }
 
-static unsigned int pdc20621_qc_issue_prot(struct ata_queued_cmd *qc)
+static unsigned int pdc20621_qc_issue(struct ata_queued_cmd *qc)
 {
 	switch (qc->tf.protocol) {
 	case ATA_PROT_DMA:
@@ -709,7 +699,7 @@ static unsigned int pdc20621_qc_issue_prot(struct ata_queued_cmd *qc)
 		break;
 	}
 
-	return ata_qc_issue_prot(qc);
+	return ata_sff_qc_issue(qc);
 }
 
 static inline unsigned int pdc20621_host_intr(struct ata_port *ap,
@@ -781,7 +771,7 @@ static inline unsigned int pdc20621_host_intr(struct ata_port *ap,
 	/* command completion, but no data xfer */
 	} else if (qc->tf.protocol == ATA_PROT_NODATA) {
 
-		status = ata_busy_wait(ap, ATA_BUSY | ATA_DRQ, 1000);
+		status = ata_sff_busy_wait(ap, ATA_BUSY | ATA_DRQ, 1000);
 		DPRINTK("BUS_NODATA (drv_stat 0x%X)\n", status);
 		qc->err_mask |= ac_err_mask(status);
 		ata_qc_complete(qc);
@@ -890,7 +880,7 @@ static void pdc_eng_timeout(struct ata_port *ap)
 		break;
 
 	default:
-		drv_stat = ata_busy_wait(ap, ATA_BUSY | ATA_DRQ, 1000);
+		drv_stat = ata_sff_busy_wait(ap, ATA_BUSY | ATA_DRQ, 1000);
 
 		ata_port_printk(ap, KERN_ERR,
 				"unknown timeout, cmd 0x%x stat 0x%x\n",
@@ -909,7 +899,7 @@ static void pdc_tf_load_mmio(struct ata_port *ap, const struct ata_taskfile *tf)
 {
 	WARN_ON(tf->protocol == ATA_PROT_DMA ||
 		tf->protocol == ATA_PROT_NODATA);
-	ata_tf_load(ap, tf);
+	ata_sff_tf_load(ap, tf);
 }
 
 
@@ -917,7 +907,7 @@ static void pdc_exec_command_mmio(struct ata_port *ap, const struct ata_taskfile
 {
 	WARN_ON(tf->protocol == ATA_PROT_DMA ||
 		tf->protocol == ATA_PROT_NODATA);
-	ata_exec_command(ap, tf);
+	ata_sff_exec_command(ap, tf);
 }
 
 

drivers/ata/sata_uli.c

@@ -76,50 +76,13 @@ static struct pci_driver uli_pci_driver = {
 };
 
 static struct scsi_host_template uli_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
-static const struct ata_port_operations uli_ops = {
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.bmdma_setup            = ata_bmdma_setup,
-	.bmdma_start            = ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= ata_bmdma_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
-
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
+static struct ata_port_operations uli_ops = {
+	.inherits		= &ata_bmdma_port_ops,
 	.scr_read		= uli_scr_read,
 	.scr_write		= uli_scr_write,
-
-	.port_start		= ata_port_start,
 };
 
 static const struct ata_port_info uli_port_info = {
@@ -212,11 +175,11 @@ static int uli_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	host->private_data = hpriv;
 
 	/* the first two ports are standard SFF */
-	rc = ata_pci_init_sff_host(host);
+	rc = ata_pci_sff_init_host(host);
 	if (rc)
 		return rc;
 
-	rc = ata_pci_init_bmdma(host);
+	rc = ata_pci_bmdma_init(host);
 	if (rc)
 		return rc;
 
@@ -237,7 +200,7 @@ static int uli_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 			((unsigned long)iomap[1] | ATA_PCI_CTL_OFS) + 4;
 		ioaddr->bmdma_addr = iomap[4] + 16;
 		hpriv->scr_cfg_addr[2] = ULI5287_BASE + ULI5287_OFFS*4;
-		ata_std_ports(ioaddr);
+		ata_sff_std_ports(ioaddr);
 
 		ata_port_desc(host->ports[2],
 			"cmd 0x%llx ctl 0x%llx bmdma 0x%llx",
@@ -252,7 +215,7 @@ static int uli_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 			((unsigned long)iomap[3] | ATA_PCI_CTL_OFS) + 4;
 		ioaddr->bmdma_addr = iomap[4] + 24;
 		hpriv->scr_cfg_addr[3] = ULI5287_BASE + ULI5287_OFFS*5;
-		ata_std_ports(ioaddr);
+		ata_sff_std_ports(ioaddr);
 
 		ata_port_desc(host->ports[2],
 			"cmd 0x%llx ctl 0x%llx bmdma 0x%llx",
@@ -279,8 +242,8 @@ static int uli_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	pci_set_master(pdev);
 	pci_intx(pdev, 1);
-	return ata_host_activate(host, pdev->irq, ata_interrupt, IRQF_SHARED,
-				 &uli_sht);
+	return ata_host_activate(host, pdev->irq, ata_sff_interrupt,
+				 IRQF_SHARED, &uli_sht);
 }
 
 static int __init uli_init(void)

drivers/ata/sata_via.c

@@ -71,7 +71,7 @@ static int svia_init_one(struct pci_dev *pdev, const struct pci_device_id *ent);
 static int svia_scr_read(struct ata_port *ap, unsigned int sc_reg, u32 *val);
 static int svia_scr_write(struct ata_port *ap, unsigned int sc_reg, u32 val);
 static void svia_noop_freeze(struct ata_port *ap);
-static void vt6420_error_handler(struct ata_port *ap);
+static int vt6420_prereset(struct ata_link *link, unsigned long deadline);
 static int vt6421_pata_cable_detect(struct ata_port *ap);
 static void vt6421_set_pio_mode(struct ata_port *ap, struct ata_device *adev);
 static void vt6421_set_dma_mode(struct ata_port *ap, struct ata_device *adev);
@@ -100,110 +100,26 @@ static struct pci_driver svia_pci_driver = {
 };
 
 static struct scsi_host_template svia_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
-static const struct ata_port_operations vt6420_sata_ops = {
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.bmdma_setup            = ata_bmdma_setup,
-	.bmdma_start            = ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
+static struct ata_port_operations vt6420_sata_ops = {
+	.inherits		= &ata_bmdma_port_ops,
 	.freeze			= svia_noop_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= vt6420_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
-
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.port_start		= ata_port_start,
+	.prereset		= vt6420_prereset,
 };
 
-static const struct ata_port_operations vt6421_pata_ops = {
+static struct ata_port_operations vt6421_pata_ops = {
+	.inherits		= &ata_bmdma_port_ops,
+	.cable_detect		= vt6421_pata_cable_detect,
 	.set_piomode		= vt6421_set_pio_mode,
 	.set_dmamode		= vt6421_set_dma_mode,
-
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.bmdma_setup            = ata_bmdma_setup,
-	.bmdma_start            = ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= ata_bmdma_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
-	.cable_detect		= vt6421_pata_cable_detect,
-
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	.port_start		= ata_port_start,
 };
 
-static const struct ata_port_operations vt6421_sata_ops = {
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.bmdma_setup            = ata_bmdma_setup,
-	.bmdma_start            = ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= ata_bmdma_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
-	.cable_detect		= ata_cable_sata,
-
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
+static struct ata_port_operations vt6421_sata_ops = {
+	.inherits		= &ata_bmdma_port_ops,
 	.scr_read		= svia_scr_read,
 	.scr_write		= svia_scr_write,
-
-	.port_start		= ata_port_start,
 };
 
 static const struct ata_port_info vt6420_port_info = {
@@ -257,8 +173,8 @@ static void svia_noop_freeze(struct ata_port *ap)
 	/* Some VIA controllers choke if ATA_NIEN is manipulated in
 	 * certain way.  Leave it alone and just clear pending IRQ.
 	 */
-	ata_chk_status(ap);
-	ata_bmdma_irq_clear(ap);
+	ap->ops->sff_check_status(ap);
+	ata_sff_irq_clear(ap);
 }
 
 /**
@@ -320,23 +236,17 @@ static int vt6420_prereset(struct ata_link *link, unsigned long deadline)
 
 	if (!online) {
 		/* tell EH to bail */
-		ehc->i.action &= ~ATA_EH_RESET_MASK;
+		ehc->i.action &= ~ATA_EH_RESET;
 		return 0;
 	}
 
  skip_scr:
 	/* wait for !BSY */
-	ata_wait_ready(ap, deadline);
+	ata_sff_wait_ready(link, deadline);
 
 	return 0;
 }
 
-static void vt6420_error_handler(struct ata_port *ap)
-{
-	ata_bmdma_drive_eh(ap, vt6420_prereset, ata_std_softreset, NULL,
-			   ata_std_postreset);
-}
-
 static int vt6421_pata_cable_detect(struct ata_port *ap)
 {
 	struct pci_dev *pdev = to_pci_dev(ap->host->dev);
@@ -394,7 +304,7 @@ static void vt6421_init_addrs(struct ata_port *ap)
 	ioaddr->bmdma_addr = bmdma_addr;
 	ioaddr->scr_addr = vt6421_scr_addr(iomap[5], ap->port_no);
 
-	ata_std_ports(ioaddr);
+	ata_sff_std_ports(ioaddr);
 
 	ata_port_pbar_desc(ap, ap->port_no, -1, "port");
 	ata_port_pbar_desc(ap, 4, ap->port_no * 8, "bmdma");
@@ -406,7 +316,7 @@ static int vt6420_prepare_host(struct pci_dev *pdev, struct ata_host **r_host)
 	struct ata_host *host;
 	int rc;
 
-	rc = ata_pci_prepare_sff_host(pdev, ppi, &host);
+	rc = ata_pci_sff_prepare_host(pdev, ppi, &host);
 	if (rc)
 		return rc;
 	*r_host = host;
@@ -538,8 +448,8 @@ static int svia_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	svia_configure(pdev);
 
 	pci_set_master(pdev);
-	return ata_host_activate(host, pdev->irq, ata_interrupt, IRQF_SHARED,
-				 &svia_sht);
+	return ata_host_activate(host, pdev->irq, ata_sff_interrupt,
+				 IRQF_SHARED, &svia_sht);
 }
 
 static int __init svia_init(void)

drivers/ata/sata_vsc.c

@@ -200,7 +200,7 @@ static void vsc_sata_tf_read(struct ata_port *ap, struct ata_taskfile *tf)
 	struct ata_ioports *ioaddr = &ap->ioaddr;
 	u16 nsect, lbal, lbam, lbah, feature;
 
-	tf->command = ata_check_status(ap);
+	tf->command = ata_sff_check_status(ap);
 	tf->device = readw(ioaddr->device_addr);
 	feature = readw(ioaddr->error_addr);
 	nsect = readw(ioaddr->nsect_addr);
@@ -243,7 +243,7 @@ static void vsc_port_intr(u8 port_status, struct ata_port *ap)
 
 	qc = ata_qc_from_tag(ap, ap->link.active_tag);
 	if (qc && likely(!(qc->tf.flags & ATA_TFLAG_POLLING)))
-		handled = ata_host_intr(ap, qc);
+		handled = ata_sff_host_intr(ap, qc);
 
 	/* We received an interrupt during a polled command,
 	 * or some other spurious condition.  Interrupt reporting
@@ -251,7 +251,7 @@ static void vsc_port_intr(u8 port_status, struct ata_port *ap)
 	 * simply clear the interrupt
 	 */
 	if (unlikely(!handled))
-		ata_chk_status(ap);
+		ap->ops->sff_check_status(ap);
 }
 
 /*
@@ -300,46 +300,18 @@ out:
 
 
 static struct scsi_host_template vsc_sata_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand		= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize		= LIBATA_MAX_PRD,
-	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering		= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary		= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy		= ata_scsi_slave_destroy,
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
 
-static const struct ata_port_operations vsc_sata_ops = {
-	.tf_load		= vsc_sata_tf_load,
-	.tf_read		= vsc_sata_tf_read,
-	.exec_command		= ata_exec_command,
-	.check_status		= ata_check_status,
-	.dev_select		= ata_std_dev_select,
-	.bmdma_setup            = ata_bmdma_setup,
-	.bmdma_start            = ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
+static struct ata_port_operations vsc_sata_ops = {
+	.inherits		= &ata_bmdma_port_ops,
+	.sff_tf_load		= vsc_sata_tf_load,
+	.sff_tf_read		= vsc_sata_tf_read,
 	.freeze			= vsc_freeze,
 	.thaw			= vsc_thaw,
-	.error_handler		= ata_bmdma_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
 	.scr_read		= vsc_sata_scr_read,
 	.scr_write		= vsc_sata_scr_write,
-	.port_start		= ata_port_start,
 };
 
 static void __devinit vsc_sata_setup_port(struct ata_ioports *port,

drivers/scsi/ipr.c

@@ -3937,7 +3937,7 @@ static int __ipr_eh_dev_reset(struct scsi_cmnd * scsi_cmd)
 	if (ipr_is_gata(res) && res->sata_port) {
 		ap = res->sata_port->ap;
 		spin_unlock_irq(scsi_cmd->device->host->host_lock);
-		ata_do_eh(ap, NULL, NULL, ipr_sata_reset, NULL);
+		ata_std_error_handler(ap);
 		spin_lock_irq(scsi_cmd->device->host->host_lock);
 
 		list_for_each_entry(ipr_cmd, &ioa_cfg->pending_q, queue) {
@@ -5040,33 +5040,6 @@ static void ipr_ata_post_internal(struct ata_queued_cmd *qc)
 	spin_unlock_irqrestore(ioa_cfg->host->host_lock, flags);
 }
 
-/**
- * ipr_tf_read - Read the current ATA taskfile for the ATA port
- * @ap:	ATA port
- * @tf:	destination ATA taskfile
- *
- * Return value:
- * 	none
- **/
-static void ipr_tf_read(struct ata_port *ap, struct ata_taskfile *tf)
-{
-	struct ipr_sata_port *sata_port = ap->private_data;
-	struct ipr_ioasa_gata *g = &sata_port->ioasa;
-
-	tf->feature = g->error;
-	tf->nsect = g->nsect;
-	tf->lbal = g->lbal;
-	tf->lbam = g->lbam;
-	tf->lbah = g->lbah;
-	tf->device = g->device;
-	tf->command = g->status;
-	tf->hob_nsect = g->hob_nsect;
-	tf->hob_lbal = g->hob_lbal;
-	tf->hob_lbam = g->hob_lbam;
-	tf->hob_lbah = g->hob_lbah;
-	tf->ctl = g->alt_status;
-}
-
 /**
  * ipr_copy_sata_tf - Copy a SATA taskfile to an IOA data structure
  * @regs:	destination
@@ -5245,40 +5218,41 @@ static unsigned int ipr_qc_issue(struct ata_queued_cmd *qc)
 }
 
 /**
- * ipr_ata_check_status - Return last ATA status
- * @ap:	ATA port
+ * ipr_qc_fill_rtf - Read result TF
+ * @qc: ATA queued command
  *
  * Return value:
- * 	ATA status
+ * 	true
  **/
-static u8 ipr_ata_check_status(struct ata_port *ap)
+static bool ipr_qc_fill_rtf(struct ata_queued_cmd *qc)
 {
-	struct ipr_sata_port *sata_port = ap->private_data;
-	return sata_port->ioasa.status;
-}
+	struct ipr_sata_port *sata_port = qc->ap->private_data;
+	struct ipr_ioasa_gata *g = &sata_port->ioasa;
+	struct ata_taskfile *tf = &qc->result_tf;
 
-/**
- * ipr_ata_check_altstatus - Return last ATA altstatus
- * @ap:	ATA port
- *
- * Return value:
- * 	Alt ATA status
- **/
-static u8 ipr_ata_check_altstatus(struct ata_port *ap)
-{
-	struct ipr_sata_port *sata_port = ap->private_data;
-	return sata_port->ioasa.alt_status;
+	tf->feature = g->error;
+	tf->nsect = g->nsect;
+	tf->lbal = g->lbal;
+	tf->lbam = g->lbam;
+	tf->lbah = g->lbah;
+	tf->device = g->device;
+	tf->command = g->status;
+	tf->hob_nsect = g->hob_nsect;
+	tf->hob_lbal = g->hob_lbal;
+	tf->hob_lbam = g->hob_lbam;
+	tf->hob_lbah = g->hob_lbah;
+	tf->ctl = g->alt_status;
+
+	return true;
 }
 
 static struct ata_port_operations ipr_sata_ops = {
-	.check_status = ipr_ata_check_status,
-	.check_altstatus = ipr_ata_check_altstatus,
-	.dev_select = ata_noop_dev_select,
 	.phy_reset = ipr_ata_phy_reset,
+	.hardreset = ipr_sata_reset,
 	.post_internal_cmd = ipr_ata_post_internal,
-	.tf_read = ipr_tf_read,
 	.qc_prep = ata_noop_qc_prep,
 	.qc_issue = ipr_qc_issue,
+	.qc_fill_rtf = ipr_qc_fill_rtf,
 	.port_start = ata_sas_port_start,
 	.port_stop = ata_sas_port_stop
 };

drivers/scsi/libsas/sas_ata.c

@@ -225,10 +225,12 @@ static unsigned int sas_ata_qc_issue(struct ata_queued_cmd *qc)
 	return 0;
 }
 
-static u8 sas_ata_check_status(struct ata_port *ap)
+static bool sas_ata_qc_fill_rtf(struct ata_queued_cmd *qc)
 {
-	struct domain_device *dev = ap->private_data;
-	return dev->sata_dev.tf.command;
+	struct domain_device *dev = qc->ap->private_data;
+
+	memcpy(&qc->result_tf, &dev->sata_dev.tf, sizeof(qc->result_tf));
+	return true;
 }
 
 static void sas_ata_phy_reset(struct ata_port *ap)
@@ -292,12 +294,6 @@ static void sas_ata_post_internal(struct ata_queued_cmd *qc)
 	}
 }
 
-static void sas_ata_tf_read(struct ata_port *ap, struct ata_taskfile *tf)
-{
-	struct domain_device *dev = ap->private_data;
-	memcpy(tf, &dev->sata_dev.tf, sizeof (*tf));
-}
-
 static int sas_ata_scr_write(struct ata_port *ap, unsigned int sc_reg_in,
 			      u32 val)
 {
@@ -348,14 +344,11 @@ static int sas_ata_scr_read(struct ata_port *ap, unsigned int sc_reg_in,
 }
 
 static struct ata_port_operations sas_sata_ops = {
-	.check_status		= sas_ata_check_status,
-	.check_altstatus	= sas_ata_check_status,
-	.dev_select		= ata_noop_dev_select,
 	.phy_reset		= sas_ata_phy_reset,
 	.post_internal_cmd	= sas_ata_post_internal,
-	.tf_read		= sas_ata_tf_read,
 	.qc_prep		= ata_noop_qc_prep,
 	.qc_issue		= sas_ata_qc_issue,
+	.qc_fill_rtf		= sas_ata_qc_fill_rtf,
 	.port_start		= ata_sas_port_start,
 	.port_stop		= ata_sas_port_stop,
 	.scr_read		= sas_ata_scr_read,

include/linux/libata.h

@@ -122,6 +122,8 @@ enum {
 
 	ATAPI_MAX_DRAIN		= 16 << 10,
 
+	ATA_ALL_DEVICES		= (1 << ATA_MAX_DEVICES) - 1,
+
 	ATA_SHT_EMULATED	= 1,
 	ATA_SHT_CMD_PER_LUN	= 1,
 	ATA_SHT_THIS_ID		= -1,
@@ -163,9 +165,6 @@ enum {
 	ATA_DEV_NONE		= 9,	/* no device */
 
 	/* struct ata_link flags */
-	ATA_LFLAG_HRST_TO_RESUME = (1 << 0), /* hardreset to resume link */
-	ATA_LFLAG_SKIP_D2H_BSY	= (1 << 1), /* can't wait for the first D2H
-					     * Register FIS clearing BSY */
 	ATA_LFLAG_NO_SRST	= (1 << 2), /* avoid softreset */
 	ATA_LFLAG_ASSUME_ATA	= (1 << 3), /* assume ATA class */
 	ATA_LFLAG_ASSUME_SEMB	= (1 << 4), /* assume SEMB class */
@@ -225,6 +224,7 @@ enum {
 	ATA_QCFLAG_RESULT_TF	= (1 << 4), /* result TF requested */
 	ATA_QCFLAG_CLEAR_EXCL	= (1 << 5), /* clear excl_link on completion */
 	ATA_QCFLAG_QUIET	= (1 << 6), /* don't report device error */
+	ATA_QCFLAG_RETRY	= (1 << 7), /* retry after failure */
 
 	ATA_QCFLAG_FAILED	= (1 << 16), /* cmd failed and is owned by EH */
 	ATA_QCFLAG_SENSE_VALID	= (1 << 17), /* sense data valid */
@@ -249,6 +249,25 @@ enum {
 	 */
 	ATA_TMOUT_FF_WAIT	= 4 * HZ / 5,
 
+	/* Spec mandates to wait for ">= 2ms" before checking status
+	 * after reset.  We wait 150ms, because that was the magic
+	 * delay used for ATAPI devices in Hale Landis's ATADRVR, for
+	 * the period of time between when the ATA command register is
+	 * written, and then status is checked.  Because waiting for
+	 * "a while" before checking status is fine, post SRST, we
+	 * perform this magic delay here as well.
+	 *
+	 * Old drivers/ide uses the 2mS rule and then waits for ready.
+	 */
+	ATA_WAIT_AFTER_RESET_MSECS = 150,
+
+	/* If PMP is supported, we have to do follow-up SRST.  As some
+	 * PMPs don't send D2H Reg FIS after hardreset, LLDs are
+	 * advised to wait only for the following duration before
+	 * doing SRST.
+	 */
+	ATA_TMOUT_PMP_SRST_WAIT	= 1 * HZ,
+
 	/* ATA bus states */
 	BUS_UNKNOWN		= 0,
 	BUS_DMA			= 1,
@@ -292,17 +311,16 @@ enum {
 
 	/* reset / recovery action types */
 	ATA_EH_REVALIDATE	= (1 << 0),
-	ATA_EH_SOFTRESET	= (1 << 1),
-	ATA_EH_HARDRESET	= (1 << 2),
+	ATA_EH_SOFTRESET	= (1 << 1), /* meaningful only in ->prereset */
+	ATA_EH_HARDRESET	= (1 << 2), /* meaningful only in ->prereset */
+	ATA_EH_RESET		= ATA_EH_SOFTRESET | ATA_EH_HARDRESET,
 	ATA_EH_ENABLE_LINK	= (1 << 3),
 	ATA_EH_LPM		= (1 << 4),  /* link power management action */
 
-	ATA_EH_RESET_MASK	= ATA_EH_SOFTRESET | ATA_EH_HARDRESET,
 	ATA_EH_PERDEV_MASK	= ATA_EH_REVALIDATE,
 
 	/* ata_eh_info->flags */
 	ATA_EHI_HOTPLUGGED	= (1 << 0),  /* could have been hotplugged */
-	ATA_EHI_RESUME_LINK	= (1 << 1),  /* resume link (reset modifier) */
 	ATA_EHI_NO_AUTOPSY	= (1 << 2),  /* no autopsy */
 	ATA_EHI_QUIET		= (1 << 3),  /* be quiet */
 
@@ -313,7 +331,6 @@ enum {
 	ATA_EHI_POST_SETMODE	= (1 << 20), /* revaildating after setmode */
 
 	ATA_EHI_DID_RESET	= ATA_EHI_DID_SOFTRESET | ATA_EHI_DID_HARDRESET,
-	ATA_EHI_RESET_MODIFIER_MASK = ATA_EHI_RESUME_LINK,
 
 	/* max tries if error condition is still set after ->error_handler */
 	ATA_EH_MAX_TRIES	= 5,
@@ -352,6 +369,22 @@ enum {
 	ATAPI_READ_CD		= 2,		/* READ CD [MSF] */
 	ATAPI_PASS_THRU		= 3,		/* SAT pass-thru */
 	ATAPI_MISC		= 4,		/* the rest */
+
+	/* Timing constants */
+	ATA_TIMING_SETUP	= (1 << 0),
+	ATA_TIMING_ACT8B	= (1 << 1),
+	ATA_TIMING_REC8B	= (1 << 2),
+	ATA_TIMING_CYC8B	= (1 << 3),
+	ATA_TIMING_8BIT		= ATA_TIMING_ACT8B | ATA_TIMING_REC8B |
+				  ATA_TIMING_CYC8B,
+	ATA_TIMING_ACTIVE	= (1 << 4),
+	ATA_TIMING_RECOVER	= (1 << 5),
+	ATA_TIMING_CYCLE	= (1 << 6),
+	ATA_TIMING_UDMA		= (1 << 7),
+	ATA_TIMING_ALL		= ATA_TIMING_SETUP | ATA_TIMING_ACT8B |
+				  ATA_TIMING_REC8B | ATA_TIMING_CYC8B |
+				  ATA_TIMING_ACTIVE | ATA_TIMING_RECOVER |
+				  ATA_TIMING_CYCLE | ATA_TIMING_UDMA,
 };
 
 enum ata_xfer_mask {
@@ -412,6 +445,7 @@ enum link_pm {
 };
 extern struct class_device_attribute class_device_attr_link_power_management_policy;
 
+#ifdef CONFIG_ATA_SFF
 struct ata_ioports {
 	void __iomem		*cmd_addr;
 	void __iomem		*data_addr;
@@ -429,6 +463,7 @@ struct ata_ioports {
 	void __iomem		*bmdma_addr;
 	void __iomem		*scr_addr;
 };
+#endif /* CONFIG_ATA_SFF */
 
 struct ata_host {
 	spinlock_t		lock;
@@ -436,7 +471,7 @@ struct ata_host {
 	void __iomem * const	*iomap;
 	unsigned int		n_ports;
 	void			*private_data;
-	const struct ata_port_operations *ops;
+	struct ata_port_operations *ops;
 	unsigned long		flags;
 #ifdef CONFIG_ATA_ACPI
 	acpi_handle		acpi_handle;
@@ -605,7 +640,7 @@ struct ata_link {
 
 struct ata_port {
 	struct Scsi_Host	*scsi_host; /* our co-allocated scsi host */
-	const struct ata_port_operations *ops;
+	struct ata_port_operations *ops;
 	spinlock_t		*lock;
 	unsigned long		flags;	/* ATA_FLAG_xxx */
 	unsigned int		pflags; /* ATA_PFLAG_xxx */
@@ -615,7 +650,9 @@ struct ata_port {
 	struct ata_prd		*prd;	 /* our SG list */
 	dma_addr_t		prd_dma; /* and its DMA mapping */
 
+#ifdef CONFIG_ATA_SFF
 	struct ata_ioports	ioaddr;	/* ATA cmd/ctl/dma register blocks */
+#endif /* CONFIG_ATA_SFF */
 
 	u8			ctl;	/* cache of ATA control register */
 	u8			last_ctl;	/* Cache last written value */
@@ -667,81 +704,108 @@ struct ata_port {
 	u8			sector_buf[ATA_SECT_SIZE]; /* owned by EH */
 };
 
-struct ata_port_operations {
-	void (*dev_config) (struct ata_device *);
-
-	void (*set_piomode) (struct ata_port *, struct ata_device *);
-	void (*set_dmamode) (struct ata_port *, struct ata_device *);
-	unsigned long (*mode_filter) (struct ata_device *, unsigned long);
-
-	void (*tf_load) (struct ata_port *ap, const struct ata_taskfile *tf);
-	void (*tf_read) (struct ata_port *ap, struct ata_taskfile *tf);
-
-	void (*exec_command)(struct ata_port *ap, const struct ata_taskfile *tf);
-	u8   (*check_status)(struct ata_port *ap);
-	u8   (*check_altstatus)(struct ata_port *ap);
-	void (*dev_select)(struct ata_port *ap, unsigned int device);
-
-	void (*phy_reset) (struct ata_port *ap); /* obsolete */
-	int  (*set_mode) (struct ata_link *link, struct ata_device **r_failed_dev);
-
-	int (*cable_detect) (struct ata_port *ap);
-
-	int  (*check_atapi_dma) (struct ata_queued_cmd *qc);
-
-	void (*bmdma_setup) (struct ata_queued_cmd *qc);
-	void (*bmdma_start) (struct ata_queued_cmd *qc);
-
-	unsigned int (*data_xfer) (struct ata_device *dev, unsigned char *buf,
-				   unsigned int buflen, int rw);
-
-	int (*qc_defer) (struct ata_queued_cmd *qc);
-	void (*qc_prep) (struct ata_queued_cmd *qc);
-	unsigned int (*qc_issue) (struct ata_queued_cmd *qc);
-
-	/* port multiplier */
-	void (*pmp_attach) (struct ata_port *ap);
-	void (*pmp_detach) (struct ata_port *ap);
+/* The following initializer overrides a method to NULL whether one of
+ * its parent has the method defined or not.  This is equivalent to
+ * ERR_PTR(-ENOENT).  Unfortunately, ERR_PTR doesn't render a constant
+ * expression and thus can't be used as an initializer.
+ */
+#define ATA_OP_NULL		(void *)(unsigned long)(-ENOENT)
 
-	/* Error handlers.  ->error_handler overrides ->eng_timeout and
-	 * indicates that new-style EH is in place.
+struct ata_port_operations {
+	/*
+	 * Command execution
 	 */
-	void (*eng_timeout) (struct ata_port *ap); /* obsolete */
-
-	void (*freeze) (struct ata_port *ap);
-	void (*thaw) (struct ata_port *ap);
-	void (*error_handler) (struct ata_port *ap);
-	void (*post_internal_cmd) (struct ata_queued_cmd *qc);
-
-	irq_handler_t irq_handler;
-	void (*irq_clear) (struct ata_port *);
-	u8 (*irq_on) (struct ata_port *);
-
-	int (*scr_read) (struct ata_port *ap, unsigned int sc_reg, u32 *val);
-	int (*scr_write) (struct ata_port *ap, unsigned int sc_reg, u32 val);
+	int  (*qc_defer)(struct ata_queued_cmd *qc);
+	int  (*check_atapi_dma)(struct ata_queued_cmd *qc);
+	void (*qc_prep)(struct ata_queued_cmd *qc);
+	unsigned int (*qc_issue)(struct ata_queued_cmd *qc);
+	bool (*qc_fill_rtf)(struct ata_queued_cmd *qc);
+
+	/*
+	 * Configuration and exception handling
+	 */
+	int  (*cable_detect)(struct ata_port *ap);
+	unsigned long (*mode_filter)(struct ata_device *dev, unsigned long xfer_mask);
+	void (*set_piomode)(struct ata_port *ap, struct ata_device *dev);
+	void (*set_dmamode)(struct ata_port *ap, struct ata_device *dev);
+	int  (*set_mode)(struct ata_link *link, struct ata_device **r_failed_dev);
+
+	void (*dev_config)(struct ata_device *dev);
+
+	void (*freeze)(struct ata_port *ap);
+	void (*thaw)(struct ata_port *ap);
+	ata_prereset_fn_t	prereset;
+	ata_reset_fn_t		softreset;
+	ata_reset_fn_t		hardreset;
+	ata_postreset_fn_t	postreset;
+	ata_prereset_fn_t	pmp_prereset;
+	ata_reset_fn_t		pmp_softreset;
+	ata_reset_fn_t		pmp_hardreset;
+	ata_postreset_fn_t	pmp_postreset;
+	void (*error_handler)(struct ata_port *ap);
+	void (*post_internal_cmd)(struct ata_queued_cmd *qc);
+
+	/*
+	 * Optional features
+	 */
+	int  (*scr_read)(struct ata_port *ap, unsigned int sc_reg, u32 *val);
+	int  (*scr_write)(struct ata_port *ap, unsigned int sc_reg, u32 val);
+	void (*pmp_attach)(struct ata_port *ap);
+	void (*pmp_detach)(struct ata_port *ap);
+	int  (*enable_pm)(struct ata_port *ap, enum link_pm policy);
+	void (*disable_pm)(struct ata_port *ap);
+
+	/*
+	 * Start, stop, suspend and resume
+	 */
+	int  (*port_suspend)(struct ata_port *ap, pm_message_t mesg);
+	int  (*port_resume)(struct ata_port *ap);
+	int  (*port_start)(struct ata_port *ap);
+	void (*port_stop)(struct ata_port *ap);
+	void (*host_stop)(struct ata_host *host);
+
+#ifdef CONFIG_ATA_SFF
+	/*
+	 * SFF / taskfile oriented ops
+	 */
+	void (*sff_dev_select)(struct ata_port *ap, unsigned int device);
+	u8   (*sff_check_status)(struct ata_port *ap);
+	u8   (*sff_check_altstatus)(struct ata_port *ap);
+	void (*sff_tf_load)(struct ata_port *ap, const struct ata_taskfile *tf);
+	void (*sff_tf_read)(struct ata_port *ap, struct ata_taskfile *tf);
+	void (*sff_exec_command)(struct ata_port *ap,
+				 const struct ata_taskfile *tf);
+	unsigned int (*sff_data_xfer)(struct ata_device *dev,
+			unsigned char *buf, unsigned int buflen, int rw);
+	u8   (*sff_irq_on)(struct ata_port *);
+	void (*sff_irq_clear)(struct ata_port *);
 
-	int (*port_suspend) (struct ata_port *ap, pm_message_t mesg);
-	int (*port_resume) (struct ata_port *ap);
-	int (*enable_pm) (struct ata_port *ap, enum link_pm policy);
-	void (*disable_pm) (struct ata_port *ap);
-	int (*port_start) (struct ata_port *ap);
-	void (*port_stop) (struct ata_port *ap);
+	void (*bmdma_setup)(struct ata_queued_cmd *qc);
+	void (*bmdma_start)(struct ata_queued_cmd *qc);
+	void (*bmdma_stop)(struct ata_queued_cmd *qc);
+	u8   (*bmdma_status)(struct ata_port *ap);
+#endif /* CONFIG_ATA_SFF */
 
-	void (*host_stop) (struct ata_host *host);
+	/*
+	 * Obsolete
+	 */
+	void (*phy_reset)(struct ata_port *ap);
+	void (*eng_timeout)(struct ata_port *ap);
 
-	void (*bmdma_stop) (struct ata_queued_cmd *qc);
-	u8   (*bmdma_status) (struct ata_port *ap);
+	/*
+	 * ->inherits must be the last field and all the preceding
+	 * fields must be pointers.
+	 */
+	const struct ata_port_operations	*inherits;
 };
 
 struct ata_port_info {
-	struct scsi_host_template	*sht;
 	unsigned long		flags;
 	unsigned long		link_flags;
 	unsigned long		pio_mask;
 	unsigned long		mwdma_mask;
 	unsigned long		udma_mask;
-	const struct ata_port_operations *port_ops;
-	irq_handler_t		irq_handler;
+	struct ata_port_operations *port_ops;
 	void 			*private_data;
 };
 
@@ -759,11 +823,14 @@ struct ata_timing {
 
 #define FIT(v, vmin, vmax)	max_t(short, min_t(short, v, vmax), vmin)
 
+/*
+ * Core layer - drivers/ata/libata-core.c
+ */
 extern const unsigned long sata_deb_timing_normal[];
 extern const unsigned long sata_deb_timing_hotplug[];
 extern const unsigned long sata_deb_timing_long[];
 
-extern const struct ata_port_operations ata_dummy_port_ops;
+extern struct ata_port_operations ata_dummy_port_ops;
 extern const struct ata_port_info ata_dummy_port_info;
 
 static inline const unsigned long *
@@ -782,22 +849,21 @@ static inline int ata_port_is_dummy(struct ata_port *ap)
 
 extern void sata_print_link_status(struct ata_link *link);
 extern void ata_port_probe(struct ata_port *);
-extern void ata_bus_reset(struct ata_port *ap);
 extern int sata_set_spd(struct ata_link *link);
+extern int ata_std_prereset(struct ata_link *link, unsigned long deadline);
+extern int ata_wait_after_reset(struct ata_link *link, unsigned long deadline,
+				int (*check_ready)(struct ata_link *link));
 extern int sata_link_debounce(struct ata_link *link,
 			const unsigned long *params, unsigned long deadline);
 extern int sata_link_resume(struct ata_link *link, const unsigned long *params,
 			    unsigned long deadline);
-extern int ata_std_prereset(struct ata_link *link, unsigned long deadline);
-extern int ata_std_softreset(struct ata_link *link, unsigned int *classes,
-			     unsigned long deadline);
 extern int sata_link_hardreset(struct ata_link *link,
-			const unsigned long *timing, unsigned long deadline);
+			const unsigned long *timing, unsigned long deadline,
+			bool *online, int (*check_ready)(struct ata_link *));
 extern int sata_std_hardreset(struct ata_link *link, unsigned int *class,
 			      unsigned long deadline);
 extern void ata_std_postreset(struct ata_link *link, unsigned int *classes);
 extern void ata_port_disable(struct ata_port *);
-extern void ata_std_ports(struct ata_ioports *ioaddr);
 
 extern struct ata_host *ata_host_alloc(struct device *dev, int max_ports);
 extern struct ata_host *ata_host_alloc_pinfo(struct device *dev,
@@ -810,7 +876,7 @@ extern int ata_host_activate(struct ata_host *host, int irq,
 			     struct scsi_host_template *sht);
 extern void ata_host_detach(struct ata_host *host);
 extern void ata_host_init(struct ata_host *, struct device *,
-			  unsigned long, const struct ata_port_operations *);
+			  unsigned long, struct ata_port_operations *);
 extern int ata_scsi_detect(struct scsi_host_template *sht);
 extern int ata_scsi_ioctl(struct scsi_device *dev, int cmd, void __user *arg);
 extern int ata_scsi_queuecmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *));
@@ -823,7 +889,6 @@ extern void ata_sas_port_stop(struct ata_port *ap);
 extern int ata_sas_slave_configure(struct scsi_device *, struct ata_port *);
 extern int ata_sas_queuecmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *),
 			    struct ata_port *ap);
-extern unsigned int ata_host_intr(struct ata_port *ap, struct ata_queued_cmd *qc);
 extern int sata_scr_valid(struct ata_link *link);
 extern int sata_scr_read(struct ata_link *link, int reg, u32 *val);
 extern int sata_scr_write(struct ata_link *link, int reg, u32 val);
@@ -835,21 +900,9 @@ extern int ata_host_suspend(struct ata_host *host, pm_message_t mesg);
 extern void ata_host_resume(struct ata_host *host);
 #endif
 extern int ata_ratelimit(void);
-extern int ata_busy_sleep(struct ata_port *ap,
-			  unsigned long timeout_pat, unsigned long timeout);
-extern void ata_wait_after_reset(struct ata_port *ap, unsigned long deadline);
-extern int ata_wait_ready(struct ata_port *ap, unsigned long deadline);
 extern u32 ata_wait_register(void __iomem *reg, u32 mask, u32 val,
 			     unsigned long interval_msec,
 			     unsigned long timeout_msec);
-extern unsigned int ata_dev_try_classify(struct ata_device *dev, int present,
-					 u8 *r_err);
-
-/*
- * Default driver ops implementations
- */
-extern void ata_tf_load(struct ata_port *ap, const struct ata_taskfile *tf);
-extern void ata_tf_read(struct ata_port *ap, struct ata_taskfile *tf);
 extern int atapi_cmd_type(u8 opcode);
 extern void ata_tf_to_fis(const struct ata_taskfile *tf,
 			  u8 pmp, int is_cmd, u8 *fis);
@@ -864,23 +917,9 @@ extern unsigned long ata_xfer_mode2mask(u8 xfer_mode);
 extern int ata_xfer_mode2shift(unsigned long xfer_mode);
 extern const char *ata_mode_string(unsigned long xfer_mask);
 extern unsigned long ata_id_xfermask(const u16 *id);
-extern void ata_noop_dev_select(struct ata_port *ap, unsigned int device);
-extern void ata_std_dev_select(struct ata_port *ap, unsigned int device);
-extern u8 ata_check_status(struct ata_port *ap);
-extern u8 ata_altstatus(struct ata_port *ap);
-extern void ata_exec_command(struct ata_port *ap, const struct ata_taskfile *tf);
 extern int ata_port_start(struct ata_port *ap);
-extern int ata_sff_port_start(struct ata_port *ap);
-extern irqreturn_t ata_interrupt(int irq, void *dev_instance);
-extern unsigned int ata_data_xfer(struct ata_device *dev,
-			unsigned char *buf, unsigned int buflen, int rw);
-extern unsigned int ata_data_xfer_noirq(struct ata_device *dev,
-			unsigned char *buf, unsigned int buflen, int rw);
 extern int ata_std_qc_defer(struct ata_queued_cmd *qc);
-extern void ata_dumb_qc_prep(struct ata_queued_cmd *qc);
-extern void ata_qc_prep(struct ata_queued_cmd *qc);
 extern void ata_noop_qc_prep(struct ata_queued_cmd *qc);
-extern unsigned int ata_qc_issue_prot(struct ata_queued_cmd *qc);
 extern void ata_sg_init(struct ata_queued_cmd *qc, struct scatterlist *sg,
 		 unsigned int n_elem);
 extern unsigned int ata_dev_classify(const struct ata_taskfile *tf);
@@ -889,24 +928,8 @@ extern void ata_id_string(const u16 *id, unsigned char *s,
 			  unsigned int ofs, unsigned int len);
 extern void ata_id_c_string(const u16 *id, unsigned char *s,
 			    unsigned int ofs, unsigned int len);
-extern void ata_bmdma_setup(struct ata_queued_cmd *qc);
-extern void ata_bmdma_start(struct ata_queued_cmd *qc);
-extern void ata_bmdma_stop(struct ata_queued_cmd *qc);
-extern u8   ata_bmdma_status(struct ata_port *ap);
-extern void ata_bmdma_irq_clear(struct ata_port *ap);
-extern void ata_bmdma_freeze(struct ata_port *ap);
-extern void ata_bmdma_thaw(struct ata_port *ap);
-extern void ata_bmdma_drive_eh(struct ata_port *ap, ata_prereset_fn_t prereset,
-			       ata_reset_fn_t softreset,
-			       ata_reset_fn_t hardreset,
-			       ata_postreset_fn_t postreset);
-extern void ata_bmdma_error_handler(struct ata_port *ap);
-extern void ata_bmdma_post_internal_cmd(struct ata_queued_cmd *qc);
-extern int ata_hsm_move(struct ata_port *ap, struct ata_queued_cmd *qc,
-			u8 status, int in_wq);
 extern void ata_qc_complete(struct ata_queued_cmd *qc);
-extern int ata_qc_complete_multiple(struct ata_port *ap, u32 qc_active,
-				    void (*finish_qc)(struct ata_queued_cmd *));
+extern int ata_qc_complete_multiple(struct ata_port *ap, u32 qc_active);
 extern void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd,
 			      void (*done)(struct scsi_cmnd *));
 extern int ata_std_bios_param(struct scsi_device *sdev,
@@ -918,7 +941,6 @@ extern int ata_scsi_change_queue_depth(struct scsi_device *sdev,
 				       int queue_depth);
 extern struct ata_device *ata_dev_pair(struct ata_device *adev);
 extern int ata_do_set_mode(struct ata_link *link, struct ata_device **r_failed_dev);
-extern u8 ata_irq_on(struct ata_port *ap);
 
 extern int ata_cable_40wire(struct ata_port *ap);
 extern int ata_cable_80wire(struct ata_port *ap);
@@ -926,10 +948,7 @@ extern int ata_cable_sata(struct ata_port *ap);
 extern int ata_cable_ignore(struct ata_port *ap);
 extern int ata_cable_unknown(struct ata_port *ap);
 
-/*
- * Timing helpers
- */
-
+/* Timing helpers */
 extern unsigned int ata_pio_need_iordy(const struct ata_device *);
 extern const struct ata_timing *ata_timing_find_mode(u8 xfer_mode);
 extern int ata_timing_compute(struct ata_device *, unsigned short,
@@ -939,24 +958,31 @@ extern void ata_timing_merge(const struct ata_timing *,
 			     unsigned int);
 extern u8 ata_timing_cycle2mode(unsigned int xfer_shift, int cycle);
 
-enum {
-	ATA_TIMING_SETUP	= (1 << 0),
-	ATA_TIMING_ACT8B	= (1 << 1),
-	ATA_TIMING_REC8B	= (1 << 2),
-	ATA_TIMING_CYC8B	= (1 << 3),
-	ATA_TIMING_8BIT		= ATA_TIMING_ACT8B | ATA_TIMING_REC8B |
-				  ATA_TIMING_CYC8B,
-	ATA_TIMING_ACTIVE	= (1 << 4),
-	ATA_TIMING_RECOVER	= (1 << 5),
-	ATA_TIMING_CYCLE	= (1 << 6),
-	ATA_TIMING_UDMA		= (1 << 7),
-	ATA_TIMING_ALL		= ATA_TIMING_SETUP | ATA_TIMING_ACT8B |
-				  ATA_TIMING_REC8B | ATA_TIMING_CYC8B |
-				  ATA_TIMING_ACTIVE | ATA_TIMING_RECOVER |
-				  ATA_TIMING_CYCLE | ATA_TIMING_UDMA,
+/* PCI */
+#ifdef CONFIG_PCI
+struct pci_dev;
+
+struct pci_bits {
+	unsigned int		reg;	/* PCI config register to read */
+	unsigned int		width;	/* 1 (8 bit), 2 (16 bit), 4 (32 bit) */
+	unsigned long		mask;
+	unsigned long		val;
 };
 
-/* libata-acpi.c */
+extern int pci_test_config_bits(struct pci_dev *pdev, const struct pci_bits *bits);
+extern void ata_pci_remove_one(struct pci_dev *pdev);
+
+#ifdef CONFIG_PM
+extern void ata_pci_device_do_suspend(struct pci_dev *pdev, pm_message_t mesg);
+extern int __must_check ata_pci_device_do_resume(struct pci_dev *pdev);
+extern int ata_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg);
+extern int ata_pci_device_resume(struct pci_dev *pdev);
+#endif /* CONFIG_PM */
+#endif /* CONFIG_PCI */
+
+/*
+ * ACPI - drivers/ata/libata-acpi.c
+ */
 #ifdef CONFIG_ATA_ACPI
 static inline const struct ata_acpi_gtm *ata_acpi_init_gtm(struct ata_port *ap)
 {
@@ -1000,56 +1026,8 @@ static inline int ata_acpi_cbl_80wire(struct ata_port *ap,
 }
 #endif
 
-#ifdef CONFIG_PCI
-struct pci_dev;
-
-extern int ata_pci_init_one(struct pci_dev *pdev,
-			     const struct ata_port_info * const * ppi);
-extern void ata_pci_remove_one(struct pci_dev *pdev);
-#ifdef CONFIG_PM
-extern void ata_pci_device_do_suspend(struct pci_dev *pdev, pm_message_t mesg);
-extern int __must_check ata_pci_device_do_resume(struct pci_dev *pdev);
-extern int ata_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg);
-extern int ata_pci_device_resume(struct pci_dev *pdev);
-#endif
-extern int ata_pci_clear_simplex(struct pci_dev *pdev);
-
-struct pci_bits {
-	unsigned int		reg;	/* PCI config register to read */
-	unsigned int		width;	/* 1 (8 bit), 2 (16 bit), 4 (32 bit) */
-	unsigned long		mask;
-	unsigned long		val;
-};
-
-extern int ata_pci_init_sff_host(struct ata_host *host);
-extern int ata_pci_init_bmdma(struct ata_host *host);
-extern int ata_pci_prepare_sff_host(struct pci_dev *pdev,
-				    const struct ata_port_info * const * ppi,
-				    struct ata_host **r_host);
-extern int ata_pci_activate_sff_host(struct ata_host *host,
-				     irq_handler_t irq_handler,
-				     struct scsi_host_template *sht);
-extern int pci_test_config_bits(struct pci_dev *pdev, const struct pci_bits *bits);
-extern unsigned long ata_pci_default_filter(struct ata_device *dev,
-					    unsigned long xfer_mask);
-#endif /* CONFIG_PCI */
-
-/*
- * PMP
- */
-extern int sata_pmp_qc_defer_cmd_switch(struct ata_queued_cmd *qc);
-extern int sata_pmp_std_prereset(struct ata_link *link, unsigned long deadline);
-extern int sata_pmp_std_hardreset(struct ata_link *link, unsigned int *class,
-				  unsigned long deadline);
-extern void sata_pmp_std_postreset(struct ata_link *link, unsigned int *class);
-extern void sata_pmp_do_eh(struct ata_port *ap,
-		ata_prereset_fn_t prereset, ata_reset_fn_t softreset,
-		ata_reset_fn_t hardreset, ata_postreset_fn_t postreset,
-		ata_prereset_fn_t pmp_prereset, ata_reset_fn_t pmp_softreset,
-		ata_reset_fn_t pmp_hardreset, ata_postreset_fn_t pmp_postreset);
-
 /*
- * EH
+ * EH - drivers/ata/libata-eh.c
  */
 extern void ata_port_schedule_eh(struct ata_port *ap);
 extern int ata_link_abort(struct ata_link *link);
@@ -1066,6 +1044,92 @@ extern void ata_eh_qc_retry(struct ata_queued_cmd *qc);
 extern void ata_do_eh(struct ata_port *ap, ata_prereset_fn_t prereset,
 		      ata_reset_fn_t softreset, ata_reset_fn_t hardreset,
 		      ata_postreset_fn_t postreset);
+extern void ata_std_error_handler(struct ata_port *ap);
+
+/*
+ * Base operations to inherit from and initializers for sht
+ *
+ * Operations
+ *
+ * base  : Common to all libata drivers.
+ * sata  : SATA controllers w/ native interface.
+ * pmp   : SATA controllers w/ PMP support.
+ * sff   : SFF ATA controllers w/o BMDMA support.
+ * bmdma : SFF ATA controllers w/ BMDMA support.
+ *
+ * sht initializers
+ *
+ * BASE  : Common to all libata drivers.  The user must set
+ *	   sg_tablesize and dma_boundary.
+ * PIO   : SFF ATA controllers w/ only PIO support.
+ * BMDMA : SFF ATA controllers w/ BMDMA support.  sg_tablesize and
+ *	   dma_boundary are set to BMDMA limits.
+ * NCQ   : SATA controllers supporting NCQ.  The user must set
+ *	   sg_tablesize, dma_boundary and can_queue.
+ */
+extern const struct ata_port_operations ata_base_port_ops;
+extern const struct ata_port_operations sata_port_ops;
+
+#define ATA_BASE_SHT(drv_name)					\
+	.module			= THIS_MODULE,			\
+	.name			= drv_name,			\
+	.ioctl			= ata_scsi_ioctl,		\
+	.queuecommand		= ata_scsi_queuecmd,		\
+	.can_queue		= ATA_DEF_QUEUE,		\
+	.this_id		= ATA_SHT_THIS_ID,		\
+	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,		\
+	.emulated		= ATA_SHT_EMULATED,		\
+	.use_clustering		= ATA_SHT_USE_CLUSTERING,	\
+	.proc_name		= drv_name,			\
+	.slave_configure	= ata_scsi_slave_config,	\
+	.slave_destroy		= ata_scsi_slave_destroy,	\
+	.bios_param		= ata_std_bios_param
+
+#define ATA_NCQ_SHT(drv_name)					\
+	ATA_BASE_SHT(drv_name),					\
+	.change_queue_depth	= ata_scsi_change_queue_depth
+
+/*
+ * PMP helpers
+ */
+#ifdef CONFIG_SATA_PMP
+static inline bool sata_pmp_supported(struct ata_port *ap)
+{
+	return ap->flags & ATA_FLAG_PMP;
+}
+
+static inline bool sata_pmp_attached(struct ata_port *ap)
+{
+	return ap->nr_pmp_links != 0;
+}
+
+static inline int ata_is_host_link(const struct ata_link *link)
+{
+	return link == &link->ap->link;
+}
+#else /* CONFIG_SATA_PMP */
+static inline bool sata_pmp_supported(struct ata_port *ap)
+{
+	return false;
+}
+
+static inline bool sata_pmp_attached(struct ata_port *ap)
+{
+	return false;
+}
+
+static inline int ata_is_host_link(const struct ata_link *link)
+{
+	return 1;
+}
+#endif /* CONFIG_SATA_PMP */
+
+static inline int sata_srst_pmp(struct ata_link *link)
+{
+	if (sata_pmp_supported(link->ap) && ata_is_host_link(link))
+		return SATA_PMP_CTRL_PORT;
+	return link->pmp;
+}
 
 /*
  * printk helpers
@@ -1074,7 +1138,7 @@ extern void ata_do_eh(struct ata_port *ap, ata_prereset_fn_t prereset,
 	printk("%sata%u: "fmt, lv, (ap)->print_id , ##args)
 
 #define ata_link_printk(link, lv, fmt, args...) do { \
-	if ((link)->ap->nr_pmp_links) \
+	if (sata_pmp_attached((link)->ap)) \
 		printk("%sata%u.%02u: "fmt, lv, (link)->ap->print_id,	\
 		       (link)->pmp , ##args); \
 	else \
@@ -1094,18 +1158,11 @@ extern void ata_ehi_push_desc(struct ata_eh_info *ehi, const char *fmt, ...)
 	__attribute__ ((format (printf, 2, 3)));
 extern void ata_ehi_clear_desc(struct ata_eh_info *ehi);
 
-static inline void ata_ehi_schedule_probe(struct ata_eh_info *ehi)
-{
-	ehi->flags |= ATA_EHI_RESUME_LINK;
-	ehi->action |= ATA_EH_SOFTRESET;
-	ehi->probe_mask |= (1 << ATA_MAX_DEVICES) - 1;
-}
-
 static inline void ata_ehi_hotplugged(struct ata_eh_info *ehi)
 {
-	ata_ehi_schedule_probe(ehi);
+	ehi->probe_mask |= (1 << ATA_MAX_DEVICES) - 1;
 	ehi->flags |= ATA_EHI_HOTPLUGGED;
-	ehi->action |= ATA_EH_ENABLE_LINK;
+	ehi->action |= ATA_EH_RESET | ATA_EH_ENABLE_LINK;
 	ehi->err_mask |= AC_ERR_ATA_BUS;
 }
 
@@ -1126,7 +1183,7 @@ static inline unsigned int ata_tag_valid(unsigned int tag)
 
 static inline unsigned int ata_tag_internal(unsigned int tag)
 {
-	return tag == ATA_MAX_QUEUE - 1;
+	return tag == ATA_TAG_INTERNAL;
 }
 
 /*
@@ -1167,11 +1224,6 @@ static inline unsigned int ata_dev_absent(const struct ata_device *dev)
 /*
  * link helpers
  */
-static inline int ata_is_host_link(const struct ata_link *link)
-{
-	return link == &link->ap->link;
-}
-
 static inline int ata_link_max_devices(const struct ata_link *link)
 {
 	if (ata_is_host_link(link) && link->ap->flags & ATA_FLAG_SLAVE_POSS)
@@ -1186,7 +1238,7 @@ static inline int ata_link_active(struct ata_link *link)
 
 static inline struct ata_link *ata_port_first_link(struct ata_port *ap)
 {
-	if (ap->nr_pmp_links)
+	if (sata_pmp_attached(ap))
 		return ap->pmp_link;
 	return &ap->link;
 }
@@ -1195,8 +1247,8 @@ static inline struct ata_link *ata_port_next_link(struct ata_link *link)
 {
 	struct ata_port *ap = link->ap;
 
-	if (link == &ap->link) {
-		if (!ap->nr_pmp_links)
+	if (ata_is_host_link(link)) {
+		if (!sata_pmp_attached(ap))
 			return NULL;
 		return ap->pmp_link;
 	}
@@ -1222,11 +1274,6 @@ static inline struct ata_link *ata_port_next_link(struct ata_link *link)
 	for ((dev) = (link)->device + ata_link_max_devices(link) - 1; \
 	     (dev) >= (link)->device || ((dev) = NULL); (dev)--)
 
-static inline u8 ata_chk_status(struct ata_port *ap)
-{
-	return ap->ops->check_status(ap);
-}
-
 /**
  *	ata_ncq_enabled - Test whether NCQ is enabled
  *	@dev: ATA device to test for
@@ -1243,74 +1290,6 @@ static inline int ata_ncq_enabled(struct ata_device *dev)
 			      ATA_DFLAG_NCQ)) == ATA_DFLAG_NCQ;
 }
 
-/**
- *	ata_pause - Flush writes and pause 400 nanoseconds.
- *	@ap: Port to wait for.
- *
- *	LOCKING:
- *	Inherited from caller.
- */
-
-static inline void ata_pause(struct ata_port *ap)
-{
-	ata_altstatus(ap);
-	ndelay(400);
-}
-
-
-/**
- *	ata_busy_wait - Wait for a port status register
- *	@ap: Port to wait for.
- *	@bits: bits that must be clear
- *	@max: number of 10uS waits to perform
- *
- *	Waits up to max*10 microseconds for the selected bits in the port's
- *	status register to be cleared.
- *	Returns final value of status register.
- *
- *	LOCKING:
- *	Inherited from caller.
- */
-
-static inline u8 ata_busy_wait(struct ata_port *ap, unsigned int bits,
-			       unsigned int max)
-{
-	u8 status;
-
-	do {
-		udelay(10);
-		status = ata_chk_status(ap);
-		max--;
-	} while (status != 0xff && (status & bits) && (max > 0));
-
-	return status;
-}
-
-
-/**
- *	ata_wait_idle - Wait for a port to be idle.
- *	@ap: Port to wait for.
- *
- *	Waits up to 10ms for port's BUSY and DRQ signals to clear.
- *	Returns final value of status register.
- *
- *	LOCKING:
- *	Inherited from caller.
- */
-
-static inline u8 ata_wait_idle(struct ata_port *ap)
-{
-	u8 status = ata_busy_wait(ap, ATA_BUSY | ATA_DRQ, 1000);
-
-#ifdef ATA_DEBUG
-	if (status != 0xff && (status & (ATA_BUSY | ATA_DRQ)))
-		ata_port_printk(ap, KERN_DEBUG, "abnormal Status 0x%X\n",
-				status);
-#endif
-
-	return status;
-}
-
 static inline void ata_qc_set_polling(struct ata_queued_cmd *qc)
 {
 	qc->tf.ctl |= ATA_NIEN;
@@ -1403,4 +1382,171 @@ static inline struct ata_port *ata_shost_to_port(struct Scsi_Host *host)
 	return *(struct ata_port **)&host->hostdata[0];
 }
 
+
+/**************************************************************************
+ * PMP - drivers/ata/libata-pmp.c
+ */
+#ifdef CONFIG_SATA_PMP
+
+extern const struct ata_port_operations sata_pmp_port_ops;
+
+extern int sata_pmp_qc_defer_cmd_switch(struct ata_queued_cmd *qc);
+extern void sata_pmp_error_handler(struct ata_port *ap);
+
+#else /* CONFIG_SATA_PMP */
+
+#define sata_pmp_port_ops		sata_port_ops
+#define sata_pmp_qc_defer_cmd_switch	ata_std_qc_defer
+#define sata_pmp_error_handler		ata_std_error_handler
+
+#endif /* CONFIG_SATA_PMP */
+
+
+/**************************************************************************
+ * SFF - drivers/ata/libata-sff.c
+ */
+#ifdef CONFIG_ATA_SFF
+
+extern const struct ata_port_operations ata_sff_port_ops;
+extern const struct ata_port_operations ata_bmdma_port_ops;
+
+/* PIO only, sg_tablesize and dma_boundary limits can be removed */
+#define ATA_PIO_SHT(drv_name)					\
+	ATA_BASE_SHT(drv_name),					\
+	.sg_tablesize		= LIBATA_MAX_PRD,		\
+	.dma_boundary		= ATA_DMA_BOUNDARY
+
+#define ATA_BMDMA_SHT(drv_name)					\
+	ATA_BASE_SHT(drv_name),					\
+	.sg_tablesize		= LIBATA_MAX_PRD,		\
+	.dma_boundary		= ATA_DMA_BOUNDARY
+
+extern void ata_sff_qc_prep(struct ata_queued_cmd *qc);
+extern void ata_sff_dumb_qc_prep(struct ata_queued_cmd *qc);
+extern void ata_sff_dev_select(struct ata_port *ap, unsigned int device);
+extern u8 ata_sff_check_status(struct ata_port *ap);
+extern u8 ata_sff_altstatus(struct ata_port *ap);
+extern int ata_sff_busy_sleep(struct ata_port *ap,
+			      unsigned long timeout_pat, unsigned long timeout);
+extern int ata_sff_wait_ready(struct ata_link *link, unsigned long deadline);
+extern void ata_sff_tf_load(struct ata_port *ap, const struct ata_taskfile *tf);
+extern void ata_sff_tf_read(struct ata_port *ap, struct ata_taskfile *tf);
+extern void ata_sff_exec_command(struct ata_port *ap,
+				 const struct ata_taskfile *tf);
+extern unsigned int ata_sff_data_xfer(struct ata_device *dev,
+			unsigned char *buf, unsigned int buflen, int rw);
+extern unsigned int ata_sff_data_xfer_noirq(struct ata_device *dev,
+			unsigned char *buf, unsigned int buflen, int rw);
+extern u8 ata_sff_irq_on(struct ata_port *ap);
+extern void ata_sff_irq_clear(struct ata_port *ap);
+extern int ata_sff_hsm_move(struct ata_port *ap, struct ata_queued_cmd *qc,
+			    u8 status, int in_wq);
+extern unsigned int ata_sff_qc_issue(struct ata_queued_cmd *qc);
+extern bool ata_sff_qc_fill_rtf(struct ata_queued_cmd *qc);
+extern unsigned int ata_sff_host_intr(struct ata_port *ap,
+				      struct ata_queued_cmd *qc);
+extern irqreturn_t ata_sff_interrupt(int irq, void *dev_instance);
+extern void ata_sff_freeze(struct ata_port *ap);
+extern void ata_sff_thaw(struct ata_port *ap);
+extern int ata_sff_prereset(struct ata_link *link, unsigned long deadline);
+extern unsigned int ata_sff_dev_classify(struct ata_device *dev, int present,
+					  u8 *r_err);
+extern int ata_sff_wait_after_reset(struct ata_link *link, unsigned int devmask,
+				    unsigned long deadline);
+extern int ata_sff_softreset(struct ata_link *link, unsigned int *classes,
+			     unsigned long deadline);
+extern int sata_sff_hardreset(struct ata_link *link, unsigned int *class,
+			       unsigned long deadline);
+extern void ata_sff_postreset(struct ata_link *link, unsigned int *classes);
+extern void ata_sff_error_handler(struct ata_port *ap);
+extern void ata_sff_post_internal_cmd(struct ata_queued_cmd *qc);
+extern int ata_sff_port_start(struct ata_port *ap);
+extern void ata_sff_std_ports(struct ata_ioports *ioaddr);
+extern unsigned long ata_bmdma_mode_filter(struct ata_device *dev,
+					   unsigned long xfer_mask);
+extern void ata_bmdma_setup(struct ata_queued_cmd *qc);
+extern void ata_bmdma_start(struct ata_queued_cmd *qc);
+extern void ata_bmdma_stop(struct ata_queued_cmd *qc);
+extern u8 ata_bmdma_status(struct ata_port *ap);
+extern void ata_bus_reset(struct ata_port *ap);
+
+#ifdef CONFIG_PCI
+extern int ata_pci_bmdma_clear_simplex(struct pci_dev *pdev);
+extern int ata_pci_bmdma_init(struct ata_host *host);
+extern int ata_pci_sff_init_host(struct ata_host *host);
+extern int ata_pci_sff_prepare_host(struct pci_dev *pdev,
+				    const struct ata_port_info * const * ppi,
+				    struct ata_host **r_host);
+extern int ata_pci_sff_activate_host(struct ata_host *host,
+				     irq_handler_t irq_handler,
+				     struct scsi_host_template *sht);
+extern int ata_pci_sff_init_one(struct pci_dev *pdev,
+				const struct ata_port_info * const * ppi,
+				struct scsi_host_template *sht, void *host_priv);
+#endif /* CONFIG_PCI */
+
+/**
+ *	ata_sff_pause - Flush writes and pause 400 nanoseconds.
+ *	@ap: Port to wait for.
+ *
+ *	LOCKING:
+ *	Inherited from caller.
+ */
+static inline void ata_sff_pause(struct ata_port *ap)
+{
+	ata_sff_altstatus(ap);
+	ndelay(400);
+}
+
+/**
+ *	ata_sff_busy_wait - Wait for a port status register
+ *	@ap: Port to wait for.
+ *	@bits: bits that must be clear
+ *	@max: number of 10uS waits to perform
+ *
+ *	Waits up to max*10 microseconds for the selected bits in the port's
+ *	status register to be cleared.
+ *	Returns final value of status register.
+ *
+ *	LOCKING:
+ *	Inherited from caller.
+ */
+static inline u8 ata_sff_busy_wait(struct ata_port *ap, unsigned int bits,
+				   unsigned int max)
+{
+	u8 status;
+
+	do {
+		udelay(10);
+		status = ap->ops->sff_check_status(ap);
+		max--;
+	} while (status != 0xff && (status & bits) && (max > 0));
+
+	return status;
+}
+
+/**
+ *	ata_wait_idle - Wait for a port to be idle.
+ *	@ap: Port to wait for.
+ *
+ *	Waits up to 10ms for port's BUSY and DRQ signals to clear.
+ *	Returns final value of status register.
+ *
+ *	LOCKING:
+ *	Inherited from caller.
+ */
+static inline u8 ata_wait_idle(struct ata_port *ap)
+{
+	u8 status = ata_sff_busy_wait(ap, ATA_BUSY | ATA_DRQ, 1000);
+
+#ifdef ATA_DEBUG
+	if (status != 0xff && (status & (ATA_BUSY | ATA_DRQ)))
+		ata_port_printk(ap, KERN_DEBUG, "abnormal Status 0x%X\n",
+				status);
+#endif
+
+	return status;
+}
+#endif /* CONFIG_ATA_SFF */
+
 #endif /* __LINUX_LIBATA_H__ */