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@@ -33,7 +33,7 @@
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* Caution: this is experimental and probably buggy. For success and
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* failure reports for different cards and adaptors, see
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- * orinoco_plx_pci_id_table near the end of the file. If you have a
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+ * orinoco_plx_id_table near the end of the file. If you have a
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* card we don't have the PCI id for, and looks like it should work,
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* drop me mail with the id and "it works"/"it doesn't work".
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*
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@@ -125,6 +125,7 @@
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#include <pcmcia/cisreg.h>
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#include "orinoco.h"
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+#include "orinoco_pci.h"
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#define COR_OFFSET (0x3e0) /* COR attribute offset of Prism2 PC card */
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#define COR_VALUE (COR_LEVEL_REQ | COR_FUNC_ENA) /* Enable PC card with interrupt in level trigger */
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@@ -134,30 +135,20 @@
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#define PLX_INTCSR 0x4c /* Interrupt Control & Status Register */
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#define PLX_INTCSR_INTEN (1<<6) /* Interrupt Enable bit */
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-static const u8 cis_magic[] = {
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- 0x01, 0x03, 0x00, 0x00, 0xff, 0x17, 0x04, 0x67
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-};
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-
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-/* Orinoco PLX specific data */
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-struct orinoco_plx_card {
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- void __iomem *attr_mem;
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-};
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-
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/*
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* Do a soft reset of the card using the Configuration Option Register
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*/
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static int orinoco_plx_cor_reset(struct orinoco_private *priv)
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{
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hermes_t *hw = &priv->hw;
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- struct orinoco_plx_card *card = priv->card;
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- u8 __iomem *attr_mem = card->attr_mem;
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+ struct orinoco_pci_card *card = priv->card;
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unsigned long timeout;
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u16 reg;
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- writeb(COR_VALUE | COR_RESET, attr_mem + COR_OFFSET);
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+ iowrite8(COR_VALUE | COR_RESET, card->attr_io + COR_OFFSET);
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mdelay(1);
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- writeb(COR_VALUE, attr_mem + COR_OFFSET);
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+ iowrite8(COR_VALUE, card->attr_io + COR_OFFSET);
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mdelay(1);
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/* Just in case, wait more until the card is no longer busy */
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@@ -168,7 +159,7 @@ static int orinoco_plx_cor_reset(struct orinoco_private *priv)
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reg = hermes_read_regn(hw, CMD);
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}
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- /* Did we timeout ? */
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+ /* Still busy? */
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if (reg & HERMES_CMD_BUSY) {
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printk(KERN_ERR PFX "Busy timeout\n");
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return -ETIMEDOUT;
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@@ -177,20 +168,55 @@ static int orinoco_plx_cor_reset(struct orinoco_private *priv)
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return 0;
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}
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+static int orinoco_plx_hw_init(struct orinoco_pci_card *card)
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+{
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+ int i;
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+ u32 csr_reg;
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+ static const u8 cis_magic[] = {
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+ 0x01, 0x03, 0x00, 0x00, 0xff, 0x17, 0x04, 0x67
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+ };
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+
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+ printk(KERN_DEBUG PFX "CIS: ");
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+ for (i = 0; i < 16; i++) {
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+ printk("%02X:", ioread8(card->attr_io + (i << 1)));
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+ }
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+ printk("\n");
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+
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+ /* Verify whether a supported PC card is present */
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+ /* FIXME: we probably need to be smarted about this */
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+ for (i = 0; i < sizeof(cis_magic); i++) {
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+ if (cis_magic[i] != ioread8(card->attr_io + (i << 1))) {
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+ printk(KERN_ERR PFX "The CIS value of Prism2 PC "
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+ "card is unexpected\n");
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+ return -ENODEV;
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+ }
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+ }
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+
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+ /* bjoern: We need to tell the card to enable interrupts, in
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+ case the serial eprom didn't do this already. See the
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+ PLX9052 data book, p8-1 and 8-24 for reference. */
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+ csr_reg = ioread32(card->bridge_io + PLX_INTCSR);
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+ if (!(csr_reg & PLX_INTCSR_INTEN)) {
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+ csr_reg |= PLX_INTCSR_INTEN;
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+ iowrite32(csr_reg, card->bridge_io + PLX_INTCSR);
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+ csr_reg = ioread32(card->bridge_io + PLX_INTCSR);
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+ if (!(csr_reg & PLX_INTCSR_INTEN)) {
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+ printk(KERN_ERR PFX "Cannot enable interrupts\n");
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+ return -EIO;
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+ }
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+ }
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+
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+ return 0;
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+}
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static int orinoco_plx_init_one(struct pci_dev *pdev,
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const struct pci_device_id *ent)
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{
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- int err = 0;
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- u8 __iomem *attr_mem = NULL;
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- u32 csr_reg, plx_addr;
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- struct orinoco_private *priv = NULL;
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- struct orinoco_plx_card *card;
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- unsigned long pccard_ioaddr = 0;
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- unsigned long pccard_iolen = 0;
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- struct net_device *dev = NULL;
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- void __iomem *mem;
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- int i;
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+ int err;
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+ struct orinoco_private *priv;
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+ struct orinoco_pci_card *card;
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+ struct net_device *dev;
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+ void __iomem *hermes_io, *attr_io, *bridge_io;
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err = pci_enable_device(pdev);
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if (err) {
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@@ -199,30 +225,30 @@ static int orinoco_plx_init_one(struct pci_dev *pdev,
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}
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err = pci_request_regions(pdev, DRIVER_NAME);
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- if (err != 0) {
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+ if (err) {
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printk(KERN_ERR PFX "Cannot obtain PCI resources\n");
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goto fail_resources;
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}
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- /* Resource 1 is mapped to PLX-specific registers */
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- plx_addr = pci_resource_start(pdev, 1);
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+ bridge_io = pci_iomap(pdev, 1, 0);
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+ if (!bridge_io) {
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+ printk(KERN_ERR PFX "Cannot map bridge registers\n");
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+ err = -EIO;
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+ goto fail_map_bridge;
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+ }
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- /* Resource 2 is mapped to the PCMCIA attribute memory */
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- attr_mem = ioremap(pci_resource_start(pdev, 2),
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- pci_resource_len(pdev, 2));
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- if (!attr_mem) {
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- printk(KERN_ERR PFX "Cannot remap PCMCIA space\n");
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+ attr_io = pci_iomap(pdev, 2, 0);
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+ if (!attr_io) {
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+ printk(KERN_ERR PFX "Cannot map PCMCIA attributes\n");
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+ err = -EIO;
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goto fail_map_attr;
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}
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- /* Resource 3 is mapped to the PCMCIA I/O address space */
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- pccard_ioaddr = pci_resource_start(pdev, 3);
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- pccard_iolen = pci_resource_len(pdev, 3);
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-
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- mem = pci_iomap(pdev, 3, 0);
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- if (!mem) {
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- err = -ENOMEM;
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- goto fail_map_io;
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+ hermes_io = pci_iomap(pdev, 3, 0);
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+ if (!hermes_io) {
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+ printk(KERN_ERR PFX "Cannot map chipset registers\n");
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+ err = -EIO;
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+ goto fail_map_hermes;
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}
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/* Allocate network device */
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@@ -235,16 +261,12 @@ static int orinoco_plx_init_one(struct pci_dev *pdev,
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priv = netdev_priv(dev);
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card = priv->card;
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- card->attr_mem = attr_mem;
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- dev->base_addr = pccard_ioaddr;
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+ card->bridge_io = bridge_io;
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+ card->attr_io = attr_io;
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SET_MODULE_OWNER(dev);
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SET_NETDEV_DEV(dev, &pdev->dev);
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- hermes_struct_init(&priv->hw, mem, HERMES_16BIT_REGSPACING);
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-
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- printk(KERN_DEBUG PFX "Detected Orinoco/Prism2 PLX device "
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- "at %s irq:%d, io addr:0x%lx\n", pci_name(pdev), pdev->irq,
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- pccard_ioaddr);
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+ hermes_struct_init(&priv->hw, hermes_io, HERMES_16BIT_REGSPACING);
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err = request_irq(pdev->irq, orinoco_interrupt, SA_SHIRQ,
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dev->name, dev);
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@@ -253,20 +275,12 @@ static int orinoco_plx_init_one(struct pci_dev *pdev,
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err = -EBUSY;
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goto fail_irq;
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}
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- dev->irq = pdev->irq;
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+ orinoco_pci_setup_netdev(dev, pdev, 2);
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- /* bjoern: We need to tell the card to enable interrupts, in
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- case the serial eprom didn't do this already. See the
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- PLX9052 data book, p8-1 and 8-24 for reference. */
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- csr_reg = inl(plx_addr + PLX_INTCSR);
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- if (!(csr_reg & PLX_INTCSR_INTEN)) {
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- csr_reg |= PLX_INTCSR_INTEN;
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- outl(csr_reg, plx_addr + PLX_INTCSR);
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- csr_reg = inl(plx_addr + PLX_INTCSR);
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- if (!(csr_reg & PLX_INTCSR_INTEN)) {
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- printk(KERN_ERR PFX "Cannot enable interrupts\n");
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- goto fail;
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- }
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+ err = orinoco_plx_hw_init(card);
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+ if (err) {
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+ printk(KERN_ERR PFX "Hardware initialization failed\n");
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+ goto fail;
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}
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err = orinoco_plx_cor_reset(priv);
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@@ -275,23 +289,6 @@ static int orinoco_plx_init_one(struct pci_dev *pdev,
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goto fail;
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}
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- printk(KERN_DEBUG PFX "CIS: ");
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- for (i = 0; i < 16; i++) {
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- printk("%02X:", readb(attr_mem + 2*i));
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- }
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- printk("\n");
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-
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- /* Verify whether a supported PC card is present */
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- /* FIXME: we probably need to be smarted about this */
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- for (i = 0; i < sizeof(cis_magic); i++) {
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- if (cis_magic[i] != readb(attr_mem +2*i)) {
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- printk(KERN_ERR PFX "The CIS value of Prism2 PC "
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- "card is unexpected\n");
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- err = -EIO;
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- goto fail;
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- }
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- }
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-
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err = register_netdev(dev);
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if (err) {
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printk(KERN_ERR PFX "Cannot register network device\n");
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@@ -310,12 +307,15 @@ static int orinoco_plx_init_one(struct pci_dev *pdev,
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free_orinocodev(dev);
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fail_alloc:
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- pci_iounmap(pdev, mem);
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+ pci_iounmap(pdev, hermes_io);
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- fail_map_io:
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- iounmap(attr_mem);
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+ fail_map_hermes:
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+ pci_iounmap(pdev, attr_io);
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fail_map_attr:
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+ pci_iounmap(pdev, bridge_io);
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+
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+ fail_map_bridge:
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pci_release_regions(pdev);
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fail_resources:
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@@ -328,100 +328,20 @@ static void __devexit orinoco_plx_remove_one(struct pci_dev *pdev)
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{
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struct net_device *dev = pci_get_drvdata(pdev);
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struct orinoco_private *priv = netdev_priv(dev);
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- struct orinoco_plx_card *card = priv->card;
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- u8 __iomem *attr_mem = card->attr_mem;
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-
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- BUG_ON(! dev);
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+ struct orinoco_pci_card *card = priv->card;
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unregister_netdev(dev);
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free_irq(dev->irq, dev);
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pci_set_drvdata(pdev, NULL);
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free_orinocodev(dev);
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pci_iounmap(pdev, priv->hw.iobase);
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- iounmap(attr_mem);
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+ pci_iounmap(pdev, card->attr_io);
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+ pci_iounmap(pdev, card->bridge_io);
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pci_release_regions(pdev);
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pci_disable_device(pdev);
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}
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-static int orinoco_plx_suspend(struct pci_dev *pdev, pm_message_t state)
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-{
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- struct net_device *dev = pci_get_drvdata(pdev);
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- struct orinoco_private *priv = netdev_priv(dev);
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- unsigned long flags;
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- int err;
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-
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- err = orinoco_lock(priv, &flags);
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- if (err) {
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- printk(KERN_ERR "%s: cannot lock hardware for suspend\n",
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- dev->name);
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- return err;
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- }
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-
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- err = __orinoco_down(dev);
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- if (err)
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- printk(KERN_WARNING "%s: error %d bringing interface down "
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- "for suspend\n", dev->name, err);
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-
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- netif_device_detach(dev);
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-
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- priv->hw_unavailable++;
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-
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- orinoco_unlock(priv, &flags);
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-
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- free_irq(pdev->irq, dev);
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- pci_save_state(pdev);
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- pci_disable_device(pdev);
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- pci_set_power_state(pdev, PCI_D3hot);
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-
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- return 0;
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-}
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-
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-static int orinoco_plx_resume(struct pci_dev *pdev)
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-{
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- struct net_device *dev = pci_get_drvdata(pdev);
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- struct orinoco_private *priv = netdev_priv(dev);
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- unsigned long flags;
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- int err;
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-
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- pci_set_power_state(pdev, 0);
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- pci_enable_device(pdev);
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- pci_restore_state(pdev);
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-
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- err = request_irq(pdev->irq, orinoco_interrupt, SA_SHIRQ,
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- dev->name, dev);
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- if (err) {
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- printk(KERN_ERR "%s: cannot re-allocate IRQ on resume\n",
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- dev->name);
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- pci_disable_device(pdev);
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- return -EBUSY;
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- }
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-
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- err = orinoco_reinit_firmware(dev);
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- if (err) {
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- printk(KERN_ERR "%s: error %d re-initializing firmware "
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- "on resume\n", dev->name, err);
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- return err;
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- }
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-
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- spin_lock_irqsave(&priv->lock, flags);
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-
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- netif_device_attach(dev);
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-
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- priv->hw_unavailable--;
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-
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- if (priv->open && (! priv->hw_unavailable)) {
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- err = __orinoco_up(dev);
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- if (err)
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- printk(KERN_ERR "%s: Error %d restarting card on resume\n",
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- dev->name, err);
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- }
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-
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- spin_unlock_irqrestore(&priv->lock, flags);
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-
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- return 0;
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-}
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-
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-static struct pci_device_id orinoco_plx_pci_id_table[] = {
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+static struct pci_device_id orinoco_plx_id_table[] = {
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{0x111a, 0x1023, PCI_ANY_ID, PCI_ANY_ID,}, /* Siemens SpeedStream SS1023 */
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{0x1385, 0x4100, PCI_ANY_ID, PCI_ANY_ID,}, /* Netgear MA301 */
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{0x15e8, 0x0130, PCI_ANY_ID, PCI_ANY_ID,}, /* Correga - does this work? */
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@@ -439,15 +359,15 @@ static struct pci_device_id orinoco_plx_pci_id_table[] = {
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{0,},
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};
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-MODULE_DEVICE_TABLE(pci, orinoco_plx_pci_id_table);
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+MODULE_DEVICE_TABLE(pci, orinoco_plx_id_table);
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static struct pci_driver orinoco_plx_driver = {
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.name = DRIVER_NAME,
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- .id_table = orinoco_plx_pci_id_table,
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+ .id_table = orinoco_plx_id_table,
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.probe = orinoco_plx_init_one,
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.remove = __devexit_p(orinoco_plx_remove_one),
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- .suspend = orinoco_plx_suspend,
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- .resume = orinoco_plx_resume,
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+ .suspend = orinoco_pci_suspend,
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+ .resume = orinoco_pci_resume,
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};
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static char version[] __initdata = DRIVER_NAME " " DRIVER_VERSION
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@@ -467,7 +387,6 @@ static int __init orinoco_plx_init(void)
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static void __exit orinoco_plx_exit(void)
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{
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pci_unregister_driver(&orinoco_plx_driver);
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- ssleep(1);
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}
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module_init(orinoco_plx_init);
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