Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6

* master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6:
  [SPARC64]: Update defconfig.
  [SPARC64]: Don't double-export synchronize_irq.
  [SPARC64]: Move over to GENERIC_HARDIRQS.
  [SPARC64]: Virtualize IRQ numbers.
  [SPARC64]: Kill ino_bucket->pil
  [SPARC]: Kill __irq_itoa().
  [SPARC64]: bp->pil can never be zero
  [SPARC64]: Send all device interrupts via one PIL.
  [SPARC]: Fix iommu_flush_iotlb end address
  [SPARC]: Mark smp init functions as cpuinit
  [SPARC]: Add missing rw can_lock macros
  [SPARC]: Setup cpu_possible_map
  [SPARC]: Add topology_init()

arch/sparc/kernel/pcic.c

@@ -896,13 +896,6 @@ static inline unsigned long get_irqmask(int irq_nr)
 	return 1 << irq_nr;
 }
 
-static inline char *pcic_irq_itoa(unsigned int irq)
-{
-	static char buff[16];
-	sprintf(buff, "%d", irq);
-	return buff;
-}
-
 static void pcic_disable_irq(unsigned int irq_nr)
 {
 	unsigned long mask, flags;
@@ -955,7 +948,6 @@ void __init sun4m_pci_init_IRQ(void)
 	BTFIXUPSET_CALL(clear_clock_irq, pcic_clear_clock_irq, BTFIXUPCALL_NORM);
 	BTFIXUPSET_CALL(clear_profile_irq, pcic_clear_profile_irq, BTFIXUPCALL_NORM);
 	BTFIXUPSET_CALL(load_profile_irq, pcic_load_profile_irq, BTFIXUPCALL_NORM);
-	BTFIXUPSET_CALL(__irq_itoa, pcic_irq_itoa, BTFIXUPCALL_NORM);
 }
 
 int pcibios_assign_resource(struct pci_dev *pdev, int resource)

arch/sparc/kernel/setup.c

@@ -31,6 +31,7 @@
 #include <linux/console.h>
 #include <linux/spinlock.h>
 #include <linux/root_dev.h>
+#include <linux/cpu.h>
 
 #include <asm/system.h>
 #include <asm/io.h>
@@ -348,6 +349,8 @@ void __init setup_arch(char **cmdline_p)
 	init_mm.context = (unsigned long) NO_CONTEXT;
 	init_task.thread.kregs = &fake_swapper_regs;
 
+	smp_setup_cpu_possible_map();
+
 	paging_init();
 }
 
@@ -389,6 +392,8 @@ console_initcall(set_preferred_console);
 extern char *sparc_cpu_type;
 extern char *sparc_fpu_type;
 
+static int ncpus_probed;
+
 static int show_cpuinfo(struct seq_file *m, void *__unused)
 {
 	seq_printf(m,
@@ -411,7 +416,7 @@ static int show_cpuinfo(struct seq_file *m, void *__unused)
 		   romvec->pv_printrev >> 16,
 		   romvec->pv_printrev & 0xffff,
 		   &cputypval,
-		   num_possible_cpus(),
+		   ncpus_probed,
 		   num_online_cpus()
 #ifndef CONFIG_SMP
 		   , cpu_data(0).udelay_val/(500000/HZ),
@@ -471,3 +476,30 @@ void sun_do_break(void)
 
 int serial_console = -1;
 int stop_a_enabled = 1;
+
+static int __init topology_init(void)
+{
+	int i, ncpus, err;
+
+	/* Count the number of physically present processors in
+	 * the machine, even on uniprocessor, so that /proc/cpuinfo
+	 * output is consistent with 2.4.x
+	 */
+	ncpus = 0;
+	while (!cpu_find_by_instance(ncpus, NULL, NULL))
+		ncpus++;
+	ncpus_probed = ncpus;
+
+	err = 0;
+	for_each_online_cpu(i) {
+		struct cpu *p = kzalloc(sizeof(*p), GFP_KERNEL);
+		if (!p)
+			err = -ENOMEM;
+		else
+			register_cpu(p, i, NULL);
+	}
+
+	return err;
+}
+
+subsys_initcall(topology_init);

arch/sparc/kernel/smp.c

@@ -58,7 +58,7 @@ cpumask_t smp_commenced_mask = CPU_MASK_NONE;
 /* Used to make bitops atomic */
 unsigned char bitops_spinlock = 0;
 
-void __init smp_store_cpu_info(int id)
+void __cpuinit smp_store_cpu_info(int id)
 {
 	int cpu_node;
 
@@ -267,22 +267,18 @@ int setup_profiling_timer(unsigned int multiplier)
 void __init smp_prepare_cpus(unsigned int max_cpus)
 {
 	extern void smp4m_boot_cpus(void);
-	int i, cpuid, ncpus, extra;
+	int i, cpuid, extra;
 
 	BUG_ON(sparc_cpu_model != sun4m);
 	printk("Entering SMP Mode...\n");
 
-	ncpus = 1;
 	extra = 0;
 	for (i = 0; !cpu_find_by_instance(i, NULL, &cpuid); i++) {
-		if (cpuid == boot_cpu_id)
-			continue;
-		if (cpuid < NR_CPUS && ncpus++ < max_cpus)
-			cpu_set(cpuid, phys_cpu_present_map);
-		else
+		if (cpuid >= NR_CPUS)
 			extra++;
 	}
-	if (max_cpus >= NR_CPUS && extra)
+	/* i = number of cpus */
+	if (extra && max_cpus > i - extra)
 		printk("Warning: NR_CPUS is too low to start all cpus\n");
 
 	smp_store_cpu_info(boot_cpu_id);
@@ -290,7 +286,25 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
 	smp4m_boot_cpus();
 }
 
-void __devinit smp_prepare_boot_cpu(void)
+/* Set this up early so that things like the scheduler can init
+ * properly.  We use the same cpu mask for both the present and
+ * possible cpu map.
+ */
+void __init smp_setup_cpu_possible_map(void)
+{
+	int instance, mid;
+
+	instance = 0;
+	while (!cpu_find_by_instance(instance, NULL, &mid)) {
+		if (mid < NR_CPUS) {
+			cpu_set(mid, phys_cpu_present_map);
+			cpu_set(mid, cpu_present_map);
+		}
+		instance++;
+	}
+}
+
+void __init smp_prepare_boot_cpu(void)
 {
 	int cpuid = hard_smp_processor_id();
 
@@ -306,7 +320,7 @@ void __devinit smp_prepare_boot_cpu(void)
 	cpu_set(cpuid, phys_cpu_present_map);
 }
 
-int __devinit __cpu_up(unsigned int cpu)
+int __cpuinit __cpu_up(unsigned int cpu)
 {
 	extern int smp4m_boot_one_cpu(int);
 	int ret;

arch/sparc/kernel/sparc_ksyms.c

@@ -163,7 +163,6 @@ EXPORT_SYMBOL(BTFIXUP_CALL(__hard_smp_processor_id));
 #endif
 EXPORT_SYMBOL(BTFIXUP_CALL(enable_irq));
 EXPORT_SYMBOL(BTFIXUP_CALL(disable_irq));
-EXPORT_SYMBOL(BTFIXUP_CALL(__irq_itoa));
 EXPORT_SYMBOL(BTFIXUP_CALL(mmu_unlockarea));
 EXPORT_SYMBOL(BTFIXUP_CALL(mmu_lockarea));
 EXPORT_SYMBOL(BTFIXUP_CALL(mmu_get_scsi_sgl));

arch/sparc/kernel/sun4c_irq.c

@@ -198,8 +198,6 @@ static void __init sun4c_init_timers(irqreturn_t (*counter_fn)(int, void *, stru
 static void sun4c_nop(void) {}
 #endif
 
-extern char *sun4m_irq_itoa(unsigned int irq);
-
 void __init sun4c_init_IRQ(void)
 {
 	struct linux_prom_registers int_regs[2];
@@ -238,7 +236,6 @@ void __init sun4c_init_IRQ(void)
 	BTFIXUPSET_CALL(clear_clock_irq, sun4c_clear_clock_irq, BTFIXUPCALL_NORM);
 	BTFIXUPSET_CALL(clear_profile_irq, sun4c_clear_profile_irq, BTFIXUPCALL_NOP);
 	BTFIXUPSET_CALL(load_profile_irq, sun4c_load_profile_irq, BTFIXUPCALL_NOP);
-	BTFIXUPSET_CALL(__irq_itoa, sun4m_irq_itoa, BTFIXUPCALL_NORM);
 	sparc_init_timers = sun4c_init_timers;
 #ifdef CONFIG_SMP
 	BTFIXUPSET_CALL(set_cpu_int, sun4c_nop, BTFIXUPCALL_NOP);

arch/sparc/kernel/sun4d_irq.c

@@ -560,17 +560,6 @@ void __init sun4d_init_sbi_irq(void)
 	}
 }
 
-static char *sun4d_irq_itoa(unsigned int irq)
-{
-	static char buff[16];
-	
-	if (irq < (1 << 5))
-		sprintf(buff, "%d", irq);
-	else
-		sprintf(buff, "%d,%x", sbus_to_pil[(irq >> 2) & 7], irq);
-	return buff;
-}
-
 void __init sun4d_init_IRQ(void)
 {
 	local_irq_disable();
@@ -581,7 +570,6 @@ void __init sun4d_init_IRQ(void)
 	BTFIXUPSET_CALL(clear_clock_irq, sun4d_clear_clock_irq, BTFIXUPCALL_NORM);
 	BTFIXUPSET_CALL(clear_profile_irq, sun4d_clear_profile_irq, BTFIXUPCALL_NORM);
 	BTFIXUPSET_CALL(load_profile_irq, sun4d_load_profile_irq, BTFIXUPCALL_NORM);
-	BTFIXUPSET_CALL(__irq_itoa, sun4d_irq_itoa, BTFIXUPCALL_NORM);
 	sparc_init_timers = sun4d_init_timers;
 #ifdef CONFIG_SMP
 	BTFIXUPSET_CALL(set_cpu_int, sun4d_set_cpu_int, BTFIXUPCALL_NORM);

arch/sparc/kernel/sun4m_irq.c

@@ -229,13 +229,6 @@ static void sun4m_load_profile_irq(int cpu, unsigned int limit)
 	sun4m_timers->cpu_timers[cpu].l14_timer_limit = limit;
 }
 
-char *sun4m_irq_itoa(unsigned int irq)
-{
-	static char buff[16];
-	sprintf(buff, "%d", irq);
-	return buff;
-}
-
 static void __init sun4m_init_timers(irqreturn_t (*counter_fn)(int, void *, struct pt_regs *))
 {
 	int reg_count, irq, cpu;
@@ -388,7 +381,6 @@ void __init sun4m_init_IRQ(void)
 	BTFIXUPSET_CALL(clear_clock_irq, sun4m_clear_clock_irq, BTFIXUPCALL_NORM);
 	BTFIXUPSET_CALL(clear_profile_irq, sun4m_clear_profile_irq, BTFIXUPCALL_NORM);
 	BTFIXUPSET_CALL(load_profile_irq, sun4m_load_profile_irq, BTFIXUPCALL_NORM);
-	BTFIXUPSET_CALL(__irq_itoa, sun4m_irq_itoa, BTFIXUPCALL_NORM);
 	sparc_init_timers = sun4m_init_timers;
 #ifdef CONFIG_SMP
 	BTFIXUPSET_CALL(set_cpu_int, sun4m_send_ipi, BTFIXUPCALL_NORM);

arch/sparc/kernel/sun4m_smp.c

@@ -66,7 +66,7 @@ static inline unsigned long swap(volatile unsigned long *ptr, unsigned long val)
 static void smp_setup_percpu_timer(void);
 extern void cpu_probe(void);
 
-void __init smp4m_callin(void)
+void __cpuinit smp4m_callin(void)
 {
 	int cpuid = hard_smp_processor_id();
 
@@ -112,13 +112,8 @@ void __init smp4m_callin(void)
 	local_irq_enable();
 
 	cpu_set(cpuid, cpu_online_map);
-	/* last one in gets all the interrupts (for testing) */
-	set_irq_udt(boot_cpu_id);
 }
 
-extern void init_IRQ(void);
-extern void cpu_panic(void);
-
 /*
  *	Cycle through the processors asking the PROM to start each one.
  */
@@ -134,7 +129,7 @@ void __init smp4m_boot_cpus(void)
 	local_flush_cache_all();
 }
 
-int smp4m_boot_one_cpu(int i)
+int __cpuinit smp4m_boot_one_cpu(int i)
 {
 	extern unsigned long sun4m_cpu_startup;
 	unsigned long *entry = &sun4m_cpu_startup;

arch/sparc/mm/iommu.c

@@ -144,8 +144,9 @@ static void iommu_flush_iotlb(iopte_t *iopte, unsigned int niopte)
 	unsigned long start;
 	unsigned long end;
 
-	start = (unsigned long)iopte & PAGE_MASK;
+	start = (unsigned long)iopte;
 	end = PAGE_ALIGN(start + niopte*sizeof(iopte_t));
+	start &= PAGE_MASK;
 	if (viking_mxcc_present) {
 		while(start < end) {
 			viking_mxcc_flush_page(start);

arch/sparc64/Kconfig

@@ -87,6 +87,10 @@ config SYSVIPC_COMPAT
 	depends on COMPAT && SYSVIPC
 	default y
 
+config GENERIC_HARDIRQS
+	bool
+	default y
+
 menu "General machine setup"
 
 config SMP

arch/sparc64/defconfig

@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.17-rc3
-# Fri May 12 12:43:49 2006
+# Linux kernel version: 2.6.17
+# Tue Jun 20 01:26:43 2006
 #
 CONFIG_SPARC=y
 CONFIG_SPARC64=y
@@ -87,6 +87,7 @@ CONFIG_DEFAULT_AS=y
 # CONFIG_DEFAULT_NOOP is not set
 CONFIG_DEFAULT_IOSCHED="anticipatory"
 CONFIG_SYSVIPC_COMPAT=y
+CONFIG_GENERIC_HARDIRQS=y
 
 #
 # General machine setup
@@ -183,6 +184,8 @@ CONFIG_INET_ESP=y
 CONFIG_INET_IPCOMP=y
 CONFIG_INET_XFRM_TUNNEL=y
 CONFIG_INET_TUNNEL=y
+CONFIG_INET_XFRM_MODE_TRANSPORT=y
+CONFIG_INET_XFRM_MODE_TUNNEL=y
 CONFIG_INET_DIAG=y
 CONFIG_INET_TCP_DIAG=y
 CONFIG_TCP_CONG_ADVANCED=y
@@ -198,6 +201,9 @@ CONFIG_TCP_CONG_HSTCP=m
 CONFIG_TCP_CONG_HYBLA=m
 CONFIG_TCP_CONG_VEGAS=m
 CONFIG_TCP_CONG_SCALABLE=m
+CONFIG_TCP_CONG_LP=m
+CONFIG_TCP_CONG_VENO=m
+CONFIG_TCP_CONG_COMPOUND=m
 CONFIG_IPV6=m
 CONFIG_IPV6_PRIVACY=y
 CONFIG_IPV6_ROUTER_PREF=y
@@ -207,7 +213,10 @@ CONFIG_INET6_ESP=m
 CONFIG_INET6_IPCOMP=m
 CONFIG_INET6_XFRM_TUNNEL=m
 CONFIG_INET6_TUNNEL=m
+CONFIG_INET6_XFRM_MODE_TRANSPORT=m
+CONFIG_INET6_XFRM_MODE_TUNNEL=m
 CONFIG_IPV6_TUNNEL=m
+# CONFIG_NETWORK_SECMARK is not set
 # CONFIG_NETFILTER is not set
 
 #
@@ -260,6 +269,7 @@ CONFIG_VLAN_8021Q=m
 # Network testing
 #
 CONFIG_NET_PKTGEN=m
+CONFIG_NET_TCPPROBE=m
 # CONFIG_HAMRADIO is not set
 # CONFIG_IRDA is not set
 # CONFIG_BT is not set
@@ -562,6 +572,7 @@ CONFIG_BNX2=m
 # CONFIG_CHELSIO_T1 is not set
 # CONFIG_IXGB is not set
 # CONFIG_S2IO is not set
+# CONFIG_MYRI10GE is not set
 
 #
 # Token Ring devices
@@ -811,6 +822,7 @@ CONFIG_HWMON=y
 # Multimedia devices
 #
 # CONFIG_VIDEO_DEV is not set
+CONFIG_VIDEO_V4L2=y
 
 #
 # Digital Video Broadcasting Devices
@@ -1134,6 +1146,19 @@ CONFIG_USB_HIDDEV=y
 #
 # CONFIG_RTC_CLASS is not set
 
+#
+# DMA Engine support
+#
+# CONFIG_DMA_ENGINE is not set
+
+#
+# DMA Clients
+#
+
+#
+# DMA Devices
+#
+
 #
 # Misc Linux/SPARC drivers
 #

arch/sparc64/kernel/devices.c

@@ -157,7 +157,7 @@ unsigned int sun4v_vdev_device_interrupt(unsigned int dev_node)
 		return 0;
 	}
 
-	return sun4v_build_irq(sun4v_vdev_devhandle, irq, 5, 0);
+	return sun4v_build_irq(sun4v_vdev_devhandle, irq);
 }
 
 static const char *cpu_mid_prop(void)

arch/sparc64/kernel/entry.S

@@ -22,6 +22,7 @@
 #include <asm/estate.h>
 #include <asm/auxio.h>
 #include <asm/sfafsr.h>
+#include <asm/pil.h>
 
 #define curptr      g6
 
@@ -431,20 +432,16 @@ do_ivec:
 	membar		#Sync
 
 	sethi		%hi(ivector_table), %g2
-	sllx		%g3, 5, %g3
+	sllx		%g3, 3, %g3
 	or		%g2, %lo(ivector_table), %g2
 	add		%g2, %g3, %g3
-	ldub		[%g3 + 0x04], %g4	/* pil */
-	mov		1, %g2
-	sllx		%g2, %g4, %g2
-	sllx		%g4, 2, %g4
 
 	TRAP_LOAD_IRQ_WORK(%g6, %g1)
 
-	lduw		[%g6 + %g4], %g5	/* g5 = irq_work(cpu, pil) */
+	lduw		[%g6], %g5		/* g5 = irq_work(cpu) */
 	stw		%g5, [%g3 + 0x00]	/* bucket->irq_chain = g5 */
-	stw		%g3, [%g6 + %g4]	/* irq_work(cpu, pil) = bucket */
-	wr		%g2, 0x0, %set_softint
+	stw		%g3, [%g6]		/* irq_work(cpu) = bucket */
+	wr		%g0, 1 << PIL_DEVICE_IRQ, %set_softint
 	retry
 do_ivec_xcall:
 	mov		0x50, %g1

arch/sparc64/kernel/pci.c

@@ -47,12 +47,6 @@ struct pci_controller_info *pci_controller_root = NULL;
 /* Each PCI controller found gets a unique index. */
 int pci_num_controllers = 0;
 
-/* At boot time the user can give the kernel a command
- * line option which controls if and how PCI devices
- * are reordered at PCI bus probing time.
- */
-int pci_device_reorder = 0;
-
 volatile int pci_poke_in_progress;
 volatile int pci_poke_cpu = -1;
 volatile int pci_poke_faulted;
@@ -316,27 +310,6 @@ static void __init pci_scan_each_controller_bus(void)
 		p->scan_bus(p);
 }
 
-/* Reorder the pci_dev chain, so that onboard devices come first
- * and then come the pluggable cards.
- */
-static void __init pci_reorder_devs(void)
-{
-	struct list_head *pci_onboard = &pci_devices;
-	struct list_head *walk = pci_onboard->next;
-
-	while (walk != pci_onboard) {
-		struct pci_dev *pdev = pci_dev_g(walk);
-		struct list_head *walk_next = walk->next;
-
-		if (pdev->irq && (__irq_ino(pdev->irq) & 0x20)) {
-			list_del(walk);
-			list_add(walk, pci_onboard);
-		}
-
-		walk = walk_next;
-	}
-}
-
 extern void clock_probe(void);
 extern void power_init(void);
 
@@ -348,9 +321,6 @@ static int __init pcibios_init(void)
 
 	pci_scan_each_controller_bus();
 
-	if (pci_device_reorder)
-		pci_reorder_devs();
-
 	isa_init();
 	ebus_init();
 	clock_probe();
@@ -441,14 +411,6 @@ EXPORT_SYMBOL(pcibios_bus_to_resource);
 
 char * __init pcibios_setup(char *str)
 {
-	if (!strcmp(str, "onboardfirst")) {
-		pci_device_reorder = 1;
-		return NULL;
-	}
-	if (!strcmp(str, "noreorder")) {
-		pci_device_reorder = 0;
-		return NULL;
-	}
 	return str;
 }
 

arch/sparc64/kernel/pci_psycho.c

@@ -276,82 +276,13 @@ static unsigned long __onboard_imap_off[] = {
 	((ino & 0x20) ? (PSYCHO_ICLR_SCSI + (((ino) & 0x1f) << 3)) :  \
 			(PSYCHO_ICLR_A_SLOT0 + (((ino) & 0x1f)<<3)))
 
-/* PCI PSYCHO INO number to Sparc PIL level. */
-static unsigned char psycho_pil_table[] = {
-/*0x00*/0, 0, 0, 0,	/* PCI A slot 0  Int A, B, C, D */
-/*0x04*/0, 0, 0, 0,	/* PCI A slot 1  Int A, B, C, D */
-/*0x08*/0, 0, 0, 0,	/* PCI A slot 2  Int A, B, C, D */
-/*0x0c*/0, 0, 0, 0,	/* PCI A slot 3  Int A, B, C, D */
-/*0x10*/0, 0, 0, 0,	/* PCI B slot 0  Int A, B, C, D */
-/*0x14*/0, 0, 0, 0,	/* PCI B slot 1  Int A, B, C, D */
-/*0x18*/0, 0, 0, 0,	/* PCI B slot 2  Int A, B, C, D */
-/*0x1c*/0, 0, 0, 0,	/* PCI B slot 3  Int A, B, C, D */
-/*0x20*/5,		/* SCSI				*/
-/*0x21*/5,		/* Ethernet			*/
-/*0x22*/8,		/* Parallel Port		*/
-/*0x23*/13,		/* Audio Record			*/
-/*0x24*/14,		/* Audio Playback		*/
-/*0x25*/15,		/* PowerFail			*/
-/*0x26*/5,		/* second SCSI			*/
-/*0x27*/11,		/* Floppy			*/
-/*0x28*/5,		/* Spare Hardware		*/
-/*0x29*/9,		/* Keyboard			*/
-/*0x2a*/5,		/* Mouse			*/
-/*0x2b*/12,		/* Serial			*/
-/*0x2c*/10,		/* Timer 0			*/
-/*0x2d*/11,		/* Timer 1			*/
-/*0x2e*/15,		/* Uncorrectable ECC		*/
-/*0x2f*/15,		/* Correctable ECC		*/
-/*0x30*/15,		/* PCI Bus A Error		*/
-/*0x31*/15,		/* PCI Bus B Error		*/
-/*0x32*/15,		/* Power Management		*/
-};
-
-static int psycho_ino_to_pil(struct pci_dev *pdev, unsigned int ino)
-{
-	int ret;
-
-	ret = psycho_pil_table[ino];
-	if (ret == 0 && pdev == NULL) {
-		ret = 5;
-	} else if (ret == 0) {
-		switch ((pdev->class >> 16) & 0xff) {
-		case PCI_BASE_CLASS_STORAGE:
-			ret = 5;
-			break;
-
-		case PCI_BASE_CLASS_NETWORK:
-			ret = 6;
-			break;
-
-		case PCI_BASE_CLASS_DISPLAY:
-			ret = 9;
-			break;
-
-		case PCI_BASE_CLASS_MULTIMEDIA:
-		case PCI_BASE_CLASS_MEMORY:
-		case PCI_BASE_CLASS_BRIDGE:
-		case PCI_BASE_CLASS_SERIAL:
-			ret = 10;
-			break;
-
-		default:
-			ret = 5;
-			break;
-		};
-	}
-
-	return ret;
-}
-
 static unsigned int psycho_irq_build(struct pci_pbm_info *pbm,
 				     struct pci_dev *pdev,
 				     unsigned int ino)
 {
-	struct ino_bucket *bucket;
 	unsigned long imap, iclr;
 	unsigned long imap_off, iclr_off;
-	int pil, inofixup = 0;
+	int inofixup = 0;
 
 	ino &= PCI_IRQ_INO;
 	if (ino < PSYCHO_ONBOARD_IRQ_BASE) {
@@ -367,11 +298,6 @@ static unsigned int psycho_irq_build(struct pci_pbm_info *pbm,
 	}
 
 	/* Now build the IRQ bucket. */
-	pil = psycho_ino_to_pil(pdev, ino);
-
-	if (PIL_RESERVED(pil))
-		BUG();
-
 	imap = pbm->controller_regs + imap_off;
 	imap += 4;
 
@@ -382,10 +308,7 @@ static unsigned int psycho_irq_build(struct pci_pbm_info *pbm,
 	if ((ino & 0x20) == 0)
 		inofixup = ino & 0x03;
 
-	bucket = __bucket(build_irq(pil, inofixup, iclr, imap));
-	bucket->flags |= IBF_PCI;
-
-	return __irq(bucket);
+	return build_irq(inofixup, iclr, imap);
 }
 
 /* PSYCHO error handling support. */

arch/sparc64/kernel/pci_sabre.c

@@ -523,78 +523,6 @@ static unsigned long __onboard_imap_off[] = {
 	((ino & 0x20) ? (SABRE_ICLR_SCSI + (((ino) & 0x1f) << 3)) :  \
 			(SABRE_ICLR_A_SLOT0 + (((ino) & 0x1f)<<3)))
 
-/* PCI SABRE INO number to Sparc PIL level. */
-static unsigned char sabre_pil_table[] = {
-/*0x00*/0, 0, 0, 0,	/* PCI A slot 0  Int A, B, C, D */
-/*0x04*/0, 0, 0, 0,	/* PCI A slot 1  Int A, B, C, D */
-/*0x08*/0, 0, 0, 0,	/* PCI A slot 2  Int A, B, C, D */
-/*0x0c*/0, 0, 0, 0,	/* PCI A slot 3  Int A, B, C, D */
-/*0x10*/0, 0, 0, 0,	/* PCI B slot 0  Int A, B, C, D */
-/*0x14*/0, 0, 0, 0,	/* PCI B slot 1  Int A, B, C, D */
-/*0x18*/0, 0, 0, 0,	/* PCI B slot 2  Int A, B, C, D */
-/*0x1c*/0, 0, 0, 0,	/* PCI B slot 3  Int A, B, C, D */
-/*0x20*/5,		/* SCSI				*/
-/*0x21*/5,		/* Ethernet			*/
-/*0x22*/8,		/* Parallel Port		*/
-/*0x23*/13,		/* Audio Record			*/
-/*0x24*/14,		/* Audio Playback		*/
-/*0x25*/15,		/* PowerFail			*/
-/*0x26*/5,		/* second SCSI			*/
-/*0x27*/11,		/* Floppy			*/
-/*0x28*/5,		/* Spare Hardware		*/
-/*0x29*/9,		/* Keyboard			*/
-/*0x2a*/5,		/* Mouse			*/
-/*0x2b*/12,		/* Serial			*/
-/*0x2c*/10,		/* Timer 0			*/
-/*0x2d*/11,		/* Timer 1			*/
-/*0x2e*/15,		/* Uncorrectable ECC		*/
-/*0x2f*/15,		/* Correctable ECC		*/
-/*0x30*/15,		/* PCI Bus A Error		*/
-/*0x31*/15,		/* PCI Bus B Error		*/
-/*0x32*/15,		/* Power Management		*/
-};
-
-static int sabre_ino_to_pil(struct pci_dev *pdev, unsigned int ino)
-{
-	int ret;
-
-	if (pdev &&
-	    pdev->vendor == PCI_VENDOR_ID_SUN &&
-	    pdev->device == PCI_DEVICE_ID_SUN_RIO_USB)
-		return 9;
-
-	ret = sabre_pil_table[ino];
-	if (ret == 0 && pdev == NULL) {
-		ret = 5;
-	} else if (ret == 0) {
-		switch ((pdev->class >> 16) & 0xff) {
-		case PCI_BASE_CLASS_STORAGE:
-			ret = 5;
-			break;
-
-		case PCI_BASE_CLASS_NETWORK:
-			ret = 6;
-			break;
-
-		case PCI_BASE_CLASS_DISPLAY:
-			ret = 9;
-			break;
-
-		case PCI_BASE_CLASS_MULTIMEDIA:
-		case PCI_BASE_CLASS_MEMORY:
-		case PCI_BASE_CLASS_BRIDGE:
-		case PCI_BASE_CLASS_SERIAL:
-			ret = 10;
-			break;
-
-		default:
-			ret = 5;
-			break;
-		};
-	}
-	return ret;
-}
-
 /* When a device lives behind a bridge deeper in the PCI bus topology
  * than APB, a special sequence must run to make sure all pending DMA
  * transfers at the time of IRQ delivery are visible in the coherency
@@ -602,7 +530,7 @@ static int sabre_ino_to_pil(struct pci_dev *pdev, unsigned int ino)
  * side of the non-APB bridge, then perform a read of Sabre's DMA
  * write-sync register.
  */
-static void sabre_wsync_handler(struct ino_bucket *bucket, void *_arg1, void *_arg2)
+static void sabre_wsync_handler(unsigned int ino, void *_arg1, void *_arg2)
 {
 	struct pci_dev *pdev = _arg1;
 	unsigned long sync_reg = (unsigned long) _arg2;
@@ -616,10 +544,10 @@ static unsigned int sabre_irq_build(struct pci_pbm_info *pbm,
 				    struct pci_dev *pdev,
 				    unsigned int ino)
 {
-	struct ino_bucket *bucket;
 	unsigned long imap, iclr;
 	unsigned long imap_off, iclr_off;
-	int pil, inofixup = 0;
+	int inofixup = 0;
+	int virt_irq;
 
 	ino &= PCI_IRQ_INO;
 	if (ino < SABRE_ONBOARD_IRQ_BASE) {
@@ -635,11 +563,6 @@ static unsigned int sabre_irq_build(struct pci_pbm_info *pbm,
 	}
 
 	/* Now build the IRQ bucket. */
-	pil = sabre_ino_to_pil(pdev, ino);
-
-	if (PIL_RESERVED(pil))
-		BUG();
-
 	imap = pbm->controller_regs + imap_off;
 	imap += 4;
 
@@ -650,23 +573,23 @@ static unsigned int sabre_irq_build(struct pci_pbm_info *pbm,
 	if ((ino & 0x20) == 0)
 		inofixup = ino & 0x03;
 
-	bucket = __bucket(build_irq(pil, inofixup, iclr, imap));
-	bucket->flags |= IBF_PCI;
+	virt_irq = build_irq(inofixup, iclr, imap);
 
 	if (pdev) {
 		struct pcidev_cookie *pcp = pdev->sysdata;
 
 		if (pdev->bus->number != pcp->pbm->pci_first_busno) {
 			struct pci_controller_info *p = pcp->pbm->parent;
-			struct irq_desc *d = bucket->irq_info;
 
-			d->pre_handler = sabre_wsync_handler;
-			d->pre_handler_arg1 = pdev;
-			d->pre_handler_arg2 = (void *)
-				p->pbm_A.controller_regs + SABRE_WRSYNC;
+			irq_install_pre_handler(virt_irq,
+						sabre_wsync_handler,
+						pdev,
+						(void *)
+						p->pbm_A.controller_regs +
+						SABRE_WRSYNC);
 		}
 	}
-	return __irq(bucket);
+	return virt_irq;
 }
 
 /* SABRE error handling support. */

arch/sparc64/kernel/pci_schizo.c

@@ -232,105 +232,10 @@ static unsigned long schizo_iclr_offset(unsigned long ino)
 	return SCHIZO_ICLR_BASE + (ino * 8UL);
 }
 
-/* PCI SCHIZO INO number to Sparc PIL level.  This table only matters for
- * INOs which will not have an associated PCI device struct, ie. onboard
- * EBUS devices and PCI controller internal error interrupts.
- */
-static unsigned char schizo_pil_table[] = {
-/*0x00*/0, 0, 0, 0,	/* PCI slot 0  Int A, B, C, D	*/
-/*0x04*/0, 0, 0, 0,	/* PCI slot 1  Int A, B, C, D	*/
-/*0x08*/0, 0, 0, 0,	/* PCI slot 2  Int A, B, C, D	*/
-/*0x0c*/0, 0, 0, 0,	/* PCI slot 3  Int A, B, C, D	*/
-/*0x10*/0, 0, 0, 0,	/* PCI slot 4  Int A, B, C, D	*/
-/*0x14*/0, 0, 0, 0,	/* PCI slot 5  Int A, B, C, D	*/
-/*0x18*/5,		/* SCSI				*/
-/*0x19*/5,		/* second SCSI			*/
-/*0x1a*/0,		/* UNKNOWN			*/
-/*0x1b*/0,		/* UNKNOWN			*/
-/*0x1c*/8,		/* Parallel			*/
-/*0x1d*/5,		/* Ethernet			*/
-/*0x1e*/8,		/* Firewire-1394		*/
-/*0x1f*/9,		/* USB				*/
-/*0x20*/13,		/* Audio Record			*/
-/*0x21*/14,		/* Audio Playback		*/
-/*0x22*/12,		/* Serial			*/
-/*0x23*/5,		/* EBUS I2C 			*/
-/*0x24*/10,		/* RTC Clock			*/
-/*0x25*/11,		/* Floppy			*/
-/*0x26*/0,		/* UNKNOWN			*/
-/*0x27*/0,		/* UNKNOWN			*/
-/*0x28*/0,		/* UNKNOWN			*/
-/*0x29*/0,		/* UNKNOWN			*/
-/*0x2a*/10,		/* UPA 1			*/
-/*0x2b*/10,		/* UPA 2			*/
-/*0x2c*/0,		/* UNKNOWN			*/
-/*0x2d*/0,		/* UNKNOWN			*/
-/*0x2e*/0,		/* UNKNOWN			*/
-/*0x2f*/0,		/* UNKNOWN			*/
-/*0x30*/15,		/* Uncorrectable ECC		*/
-/*0x31*/15,		/* Correctable ECC		*/
-/*0x32*/15,		/* PCI Bus A Error		*/
-/*0x33*/15,		/* PCI Bus B Error		*/
-/*0x34*/15,		/* Safari Bus Error		*/
-/*0x35*/0,		/* Reserved			*/
-/*0x36*/0,		/* Reserved			*/
-/*0x37*/0,		/* Reserved			*/
-/*0x38*/0,		/* Reserved for NewLink		*/
-/*0x39*/0,		/* Reserved for NewLink		*/
-/*0x3a*/0,		/* Reserved for NewLink		*/
-/*0x3b*/0,		/* Reserved for NewLink		*/
-/*0x3c*/0,		/* Reserved for NewLink		*/
-/*0x3d*/0,		/* Reserved for NewLink		*/
-/*0x3e*/0,		/* Reserved for NewLink		*/
-/*0x3f*/0,		/* Reserved for NewLink		*/
-};
-
-static int schizo_ino_to_pil(struct pci_dev *pdev, unsigned int ino)
-{
-	int ret;
-
-	if (pdev &&
-	    pdev->vendor == PCI_VENDOR_ID_SUN &&
-	    pdev->device == PCI_DEVICE_ID_SUN_RIO_USB)
-		return 9;
-
-	ret = schizo_pil_table[ino];
-	if (ret == 0 && pdev == NULL) {
-		ret = 5;
-	} else if (ret == 0) {
-		switch ((pdev->class >> 16) & 0xff) {
-		case PCI_BASE_CLASS_STORAGE:
-			ret = 5;
-			break;
-
-		case PCI_BASE_CLASS_NETWORK:
-			ret = 6;
-			break;
-
-		case PCI_BASE_CLASS_DISPLAY:
-			ret = 9;
-			break;
-
-		case PCI_BASE_CLASS_MULTIMEDIA:
-		case PCI_BASE_CLASS_MEMORY:
-		case PCI_BASE_CLASS_BRIDGE:
-		case PCI_BASE_CLASS_SERIAL:
-			ret = 10;
-			break;
-
-		default:
-			ret = 5;
-			break;
-		};
-	}
-
-	return ret;
-}
-
-static void tomatillo_wsync_handler(struct ino_bucket *bucket, void *_arg1, void *_arg2)
+static void tomatillo_wsync_handler(unsigned int ino, void *_arg1, void *_arg2)
 {
 	unsigned long sync_reg = (unsigned long) _arg2;
-	u64 mask = 1UL << (__irq_ino(__irq(bucket)) & IMAP_INO);
+	u64 mask = 1UL << (ino & IMAP_INO);
 	u64 val;
 	int limit;
 
@@ -365,30 +270,33 @@ static void tomatillo_wsync_handler(struct ino_bucket *bucket, void *_arg1, void
 	}
 }
 
+static unsigned long schizo_ino_to_iclr(struct pci_pbm_info *pbm,
+					unsigned int ino)
+{
+	ino &= PCI_IRQ_INO;
+	return pbm->pbm_regs + schizo_iclr_offset(ino) + 4;
+}
+
+static unsigned long schizo_ino_to_imap(struct pci_pbm_info *pbm,
+					unsigned int ino)
+{
+	ino &= PCI_IRQ_INO;
+	return pbm->pbm_regs + schizo_imap_offset(ino) + 4;
+}
+
 static unsigned int schizo_irq_build(struct pci_pbm_info *pbm,
 				     struct pci_dev *pdev,
 				     unsigned int ino)
 {
-	struct ino_bucket *bucket;
 	unsigned long imap, iclr;
-	unsigned long imap_off, iclr_off;
-	int pil, ign_fixup;
+	int ign_fixup;
+	int virt_irq;
 
 	ino &= PCI_IRQ_INO;
-	imap_off = schizo_imap_offset(ino);
 
 	/* Now build the IRQ bucket. */
-	pil = schizo_ino_to_pil(pdev, ino);
-
-	if (PIL_RESERVED(pil))
-		BUG();
-
-	imap = pbm->pbm_regs + imap_off;
-	imap += 4;
-
-	iclr_off = schizo_iclr_offset(ino);
-	iclr = pbm->pbm_regs + iclr_off;
-	iclr += 4;
+	imap = schizo_ino_to_imap(pbm, ino);
+	iclr = schizo_ino_to_iclr(pbm, ino);
 
 	/* On Schizo, no inofixup occurs.  This is because each
 	 * INO has it's own IMAP register.  On Psycho and Sabre
@@ -405,19 +313,17 @@ static unsigned int schizo_irq_build(struct pci_pbm_info *pbm,
 			ign_fixup = (1 << 6);
 	}
 
-	bucket = __bucket(build_irq(pil, ign_fixup, iclr, imap));
-	bucket->flags |= IBF_PCI;
+	virt_irq = build_irq(ign_fixup, iclr, imap);
 
 	if (pdev && pbm->chip_type == PBM_CHIP_TYPE_TOMATILLO) {
-		struct irq_desc *p = bucket->irq_info;
-
-		p->pre_handler = tomatillo_wsync_handler;
-		p->pre_handler_arg1 = ((pbm->chip_version <= 4) ?
-				       (void *) 1 : (void *) 0);
-		p->pre_handler_arg2 = (void *) pbm->sync_reg;
+		irq_install_pre_handler(virt_irq,
+					tomatillo_wsync_handler,
+					((pbm->chip_version <= 4) ?
+					 (void *) 1 : (void *) 0),
+					(void *) pbm->sync_reg);
 	}
 
-	return __irq(bucket);
+	return virt_irq;
 }
 
 /* SCHIZO error handling support. */
@@ -458,7 +364,6 @@ struct pci_pbm_info *pbm_for_ino(struct pci_controller_info *p, u32 ino)
 static void schizo_clear_other_err_intr(struct pci_controller_info *p, int irq)
 {
 	struct pci_pbm_info *pbm;
-	struct ino_bucket *bucket;
 	unsigned long iclr;
 
 	/* Do not clear the interrupt for the other PCI bus.
@@ -476,11 +381,11 @@ static void schizo_clear_other_err_intr(struct pci_controller_info *p, int irq)
 	else
 		pbm = &p->pbm_A;
 
-	irq = schizo_irq_build(pbm, NULL,
-			       (pbm->portid << 6) | (irq & IMAP_INO));
-	bucket = __bucket(irq);
-	iclr = bucket->iclr;
+	schizo_irq_build(pbm, NULL,
+			 (pbm->portid << 6) | (irq & IMAP_INO));
 
+	iclr = schizo_ino_to_iclr(pbm,
+				  (pbm->portid << 6) | (irq & IMAP_INO));
 	upa_writel(ICLR_IDLE, iclr);
 }
 
@@ -1225,7 +1130,6 @@ static void tomatillo_register_error_handlers(struct pci_controller_info *p)
 {
 	struct pci_pbm_info *pbm;
 	unsigned int irq;
-	struct ino_bucket *bucket;
 	u64 tmp, err_mask, err_no_mask;
 
 	/* Build IRQs and register handlers. */
@@ -1237,8 +1141,7 @@ static void tomatillo_register_error_handlers(struct pci_controller_info *p)
 			    pbm->name);
 		prom_halt();
 	}
-	bucket = __bucket(irq);
-	tmp = upa_readl(bucket->imap);
+	tmp = upa_readl(schizo_ino_to_imap(pbm, (pbm->portid << 6) | SCHIZO_UE_INO));
 	upa_writel(tmp, (pbm->pbm_regs +
 			 schizo_imap_offset(SCHIZO_UE_INO) + 4));
 
@@ -1250,8 +1153,7 @@ static void tomatillo_register_error_handlers(struct pci_controller_info *p)
 			    pbm->name);
 		prom_halt();
 	}
-	bucket = __bucket(irq);
-	tmp = upa_readl(bucket->imap);
+	tmp = upa_readl(schizo_ino_to_imap(pbm, (pbm->portid << 6) | SCHIZO_CE_INO));
 	upa_writel(tmp, (pbm->pbm_regs +
 			 schizo_imap_offset(SCHIZO_CE_INO) + 4));
 
@@ -1264,8 +1166,8 @@ static void tomatillo_register_error_handlers(struct pci_controller_info *p)
 			    pbm->name);
 		prom_halt();
 	}
-	bucket = __bucket(irq);
-	tmp = upa_readl(bucket->imap);
+	tmp = upa_readl(schizo_ino_to_imap(pbm, ((pbm->portid << 6) |
+						 SCHIZO_PCIERR_A_INO)));
 	upa_writel(tmp, (pbm->pbm_regs +
 			 schizo_imap_offset(SCHIZO_PCIERR_A_INO) + 4));
 
@@ -1278,8 +1180,8 @@ static void tomatillo_register_error_handlers(struct pci_controller_info *p)
 			    pbm->name);
 		prom_halt();
 	}
-	bucket = __bucket(irq);
-	tmp = upa_readl(bucket->imap);
+	tmp = upa_readl(schizo_ino_to_imap(pbm, ((pbm->portid << 6) |
+						 SCHIZO_PCIERR_B_INO)));
 	upa_writel(tmp, (pbm->pbm_regs +
 			 schizo_imap_offset(SCHIZO_PCIERR_B_INO) + 4));
 
@@ -1291,8 +1193,8 @@ static void tomatillo_register_error_handlers(struct pci_controller_info *p)
 			    pbm->name);
 		prom_halt();
 	}
-	bucket = __bucket(irq);
-	tmp = upa_readl(bucket->imap);
+	tmp = upa_readl(schizo_ino_to_imap(pbm, ((pbm->portid << 6) |
+						 SCHIZO_SERR_INO)));
 	upa_writel(tmp, (pbm->pbm_regs +
 			 schizo_imap_offset(SCHIZO_SERR_INO) + 4));
 
@@ -1363,7 +1265,6 @@ static void schizo_register_error_handlers(struct pci_controller_info *p)
 {
 	struct pci_pbm_info *pbm;
 	unsigned int irq;
-	struct ino_bucket *bucket;
 	u64 tmp, err_mask, err_no_mask;
 
 	/* Build IRQs and register handlers. */
@@ -1375,8 +1276,7 @@ static void schizo_register_error_handlers(struct pci_controller_info *p)
 			    pbm->name);
 		prom_halt();
 	}
-	bucket = __bucket(irq);
-	tmp = upa_readl(bucket->imap);
+	tmp = upa_readl(schizo_ino_to_imap(pbm, (pbm->portid << 6) | SCHIZO_UE_INO));
 	upa_writel(tmp, (pbm->pbm_regs + schizo_imap_offset(SCHIZO_UE_INO) + 4));
 
 	pbm = pbm_for_ino(p, SCHIZO_CE_INO);
@@ -1387,8 +1287,7 @@ static void schizo_register_error_handlers(struct pci_controller_info *p)
 			    pbm->name);
 		prom_halt();
 	}
-	bucket = __bucket(irq);
-	tmp = upa_readl(bucket->imap);
+	tmp = upa_readl(schizo_ino_to_imap(pbm, (pbm->portid << 6) | SCHIZO_CE_INO));
 	upa_writel(tmp, (pbm->pbm_regs + schizo_imap_offset(SCHIZO_CE_INO) + 4));
 
 	pbm = pbm_for_ino(p, SCHIZO_PCIERR_A_INO);
@@ -1399,8 +1298,7 @@ static void schizo_register_error_handlers(struct pci_controller_info *p)
 			    pbm->name);
 		prom_halt();
 	}
-	bucket = __bucket(irq);
-	tmp = upa_readl(bucket->imap);
+	tmp = upa_readl(schizo_ino_to_imap(pbm, (pbm->portid << 6) | SCHIZO_PCIERR_A_INO));
 	upa_writel(tmp, (pbm->pbm_regs + schizo_imap_offset(SCHIZO_PCIERR_A_INO) + 4));
 
 	pbm = pbm_for_ino(p, SCHIZO_PCIERR_B_INO);
@@ -1411,8 +1309,7 @@ static void schizo_register_error_handlers(struct pci_controller_info *p)
 			    pbm->name);
 		prom_halt();
 	}
-	bucket = __bucket(irq);
-	tmp = upa_readl(bucket->imap);
+	tmp = upa_readl(schizo_ino_to_imap(pbm, (pbm->portid << 6) | SCHIZO_PCIERR_B_INO));
 	upa_writel(tmp, (pbm->pbm_regs + schizo_imap_offset(SCHIZO_PCIERR_B_INO) + 4));
 
 	pbm = pbm_for_ino(p, SCHIZO_SERR_INO);
@@ -1423,8 +1320,7 @@ static void schizo_register_error_handlers(struct pci_controller_info *p)
 			    pbm->name);
 		prom_halt();
 	}
-	bucket = __bucket(irq);
-	tmp = upa_readl(bucket->imap);
+	tmp = upa_readl(schizo_ino_to_imap(pbm, (pbm->portid << 6) | SCHIZO_SERR_INO));
 	upa_writel(tmp, (pbm->pbm_regs + schizo_imap_offset(SCHIZO_SERR_INO) + 4));
 
 	/* Enable UE and CE interrupts for controller. */

arch/sparc64/kernel/pci_sun4v.c

@@ -843,38 +843,8 @@ static unsigned int pci_sun4v_irq_build(struct pci_pbm_info *pbm,
 					unsigned int devino)
 {
 	u32 devhandle = pbm->devhandle;
-	int pil;
 
-	pil = 5;
-	if (pdev) {
-		switch ((pdev->class >> 16) & 0xff) {
-		case PCI_BASE_CLASS_STORAGE:
-			pil = 5;
-			break;
-
-		case PCI_BASE_CLASS_NETWORK:
-			pil = 6;
-			break;
-
-		case PCI_BASE_CLASS_DISPLAY:
-			pil = 9;
-			break;
-
-		case PCI_BASE_CLASS_MULTIMEDIA:
-		case PCI_BASE_CLASS_MEMORY:
-		case PCI_BASE_CLASS_BRIDGE:
-		case PCI_BASE_CLASS_SERIAL:
-			pil = 10;
-			break;
-
-		default:
-			pil = 5;
-			break;
-		};
-	}
-	BUG_ON(PIL_RESERVED(pil));
-
-	return sun4v_build_irq(devhandle, devino, pil, IBF_PCI);
+	return sun4v_build_irq(devhandle, devino);
 }
 
 static void pci_sun4v_base_address_update(struct pci_dev *pdev, int resource)

arch/sparc64/kernel/sbus.c

@@ -691,36 +691,6 @@ void sbus_set_sbus64(struct sbus_dev *sdev, int bursts)
 	upa_writeq(val, cfg_reg);
 }
 
-/* SBUS SYSIO INO number to Sparc PIL level. */
-static unsigned char sysio_ino_to_pil[] = {
-	0, 5, 5, 7, 5, 7, 8, 9,		/* SBUS slot 0 */
-	0, 5, 5, 7, 5, 7, 8, 9,		/* SBUS slot 1 */
-	0, 5, 5, 7, 5, 7, 8, 9,		/* SBUS slot 2 */
-	0, 5, 5, 7, 5, 7, 8, 9,		/* SBUS slot 3 */
-	5, /* Onboard SCSI */
-	5, /* Onboard Ethernet */
-/*XXX*/	8, /* Onboard BPP */
-	0, /* Bogon */
-       13, /* Audio */
-/*XXX*/15, /* PowerFail */
-	0, /* Bogon */
-	0, /* Bogon */
-       12, /* Zilog Serial Channels (incl. Keyboard/Mouse lines) */
-       11, /* Floppy */
-	0, /* Spare Hardware (bogon for now) */
-	0, /* Keyboard (bogon for now) */
-	0, /* Mouse (bogon for now) */
-	0, /* Serial (bogon for now) */
-     0, 0, /* Bogon, Bogon */
-       10, /* Timer 0 */
-       11, /* Timer 1 */
-     0, 0, /* Bogon, Bogon */
-       15, /* Uncorrectable SBUS Error */
-       15, /* Correctable SBUS Error */
-       15, /* SBUS Error */
-/*XXX*/ 0, /* Power Management (bogon for now) */
-};
-
 /* INO number to IMAP register offset for SYSIO external IRQ's.
  * This should conform to both Sunfire/Wildfire server and Fusion
  * desktop designs.
@@ -812,21 +782,12 @@ unsigned int sbus_build_irq(void *buscookie, unsigned int ino)
 	struct sbus_iommu *iommu = sbus->iommu;
 	unsigned long reg_base = iommu->sbus_control_reg - 0x2000UL;
 	unsigned long imap, iclr;
-	int pil, sbus_level = 0;
-
-	pil = sysio_ino_to_pil[ino];
-	if (!pil) {
-		printk("sbus_irq_build: Bad SYSIO INO[%x]\n", ino);
-		panic("Bad SYSIO IRQ translations...");
-	}
-
-	if (PIL_RESERVED(pil))
-		BUG();
+	int sbus_level = 0;
 
 	imap = sysio_irq_offsets[ino];
 	if (imap == ((unsigned long)-1)) {
-		prom_printf("get_irq_translations: Bad SYSIO INO[%x] cpu[%d]\n",
-			    ino, pil);
+		prom_printf("get_irq_translations: Bad SYSIO INO[%x]\n",
+			    ino);
 		prom_halt();
 	}
 	imap += reg_base;
@@ -860,7 +821,7 @@ unsigned int sbus_build_irq(void *buscookie, unsigned int ino)
 
 		iclr += ((unsigned long)sbus_level - 1UL) * 8UL;
 	}
-	return build_irq(pil, sbus_level, iclr, imap);
+	return build_irq(sbus_level, iclr, imap);
 }
 
 /* Error interrupt handling. */

arch/sparc64/kernel/sparc64_ksyms.c

@@ -125,9 +125,6 @@ EXPORT_SYMBOL(__write_lock);
 EXPORT_SYMBOL(__write_unlock);
 EXPORT_SYMBOL(__write_trylock);
 
-/* Hard IRQ locking */
-EXPORT_SYMBOL(synchronize_irq);
-
 #if defined(CONFIG_MCOUNT)
 extern void _mcount(void);
 EXPORT_SYMBOL(_mcount);
@@ -175,10 +172,6 @@ EXPORT_SYMBOL(set_bit);
 EXPORT_SYMBOL(clear_bit);
 EXPORT_SYMBOL(change_bit);
 
-EXPORT_SYMBOL(ivector_table);
-EXPORT_SYMBOL(enable_irq);
-EXPORT_SYMBOL(disable_irq);
-
 EXPORT_SYMBOL(__flushw_user);
 
 EXPORT_SYMBOL(tlb_type);

arch/sparc64/kernel/sun4v_ivec.S

@@ -5,6 +5,7 @@
 
 #include <asm/cpudata.h>
 #include <asm/intr_queue.h>
+#include <asm/pil.h>
 
 	.text
 	.align	32
@@ -102,23 +103,17 @@ sun4v_dev_mondo:
 
 	/* Get &ivector_table[IVEC] into %g4.  */
 	sethi	%hi(ivector_table), %g4
-	sllx	%g3, 5, %g3
+	sllx	%g3, 3, %g3
 	or	%g4, %lo(ivector_table), %g4
 	add	%g4, %g3, %g4
 
-	/* Load IRQ %pil into %g5.  */
-	ldub	[%g4 + 0x04], %g5
-
 	/* Insert ivector_table[] entry into __irq_work[] queue.  */
-	sllx	%g5, 2, %g3
-	lduw	[%g1 + %g3], %g2	/* g2 = irq_work(cpu, pil) */
+	lduw	[%g1], %g2		/* g2 = irq_work(cpu) */
 	stw	%g2, [%g4 + 0x00]	/* bucket->irq_chain = g2 */
-	stw	%g4, [%g1 + %g3]	/* irq_work(cpu, pil) = bucket */
+	stw	%g4, [%g1]		/* irq_work(cpu) = bucket */
 
 	/* Signal the interrupt by setting (1 << pil) in %softint.  */
-	mov	1, %g2
-	sllx	%g2, %g5, %g2
-	wr	%g2, 0x0, %set_softint
+	wr	%g0, 1 << PIL_DEVICE_IRQ, %set_softint
 
 sun4v_dev_mondo_queue_empty:
 	retry

arch/sparc64/kernel/time.c

@@ -457,7 +457,7 @@ static inline void timer_check_rtc(void)
 	}
 }
 
-static irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs * regs)
 {
 	unsigned long ticks, compare, pstate;
 
@@ -1020,19 +1020,9 @@ static unsigned long sparc64_init_timers(void)
 	return clock;
 }
 
-static void sparc64_start_timers(irqreturn_t (*cfunc)(int, void *, struct pt_regs *))
+static void sparc64_start_timers(void)
 {
 	unsigned long pstate;
-	int err;
-
-	/* Register IRQ handler. */
-	err = request_irq(build_irq(0, 0, 0UL, 0UL), cfunc, 0,
-			  "timer", NULL);
-
-	if (err) {
-		prom_printf("Serious problem, cannot register TICK_INT\n");
-		prom_halt();
-	}
 
 	/* Guarantee that the following sequences execute
 	 * uninterrupted.
@@ -1116,7 +1106,7 @@ void __init time_init(void)
 	/* Now that the interpolator is registered, it is
 	 * safe to start the timer ticking.
 	 */
-	sparc64_start_timers(timer_interrupt);
+	sparc64_start_timers();
 
 	timer_ticks_per_nsec_quotient =
 		(((NSEC_PER_SEC << SPARC64_NSEC_PER_CYC_SHIFT) +

arch/sparc64/kernel/traps.c

@@ -2544,7 +2544,9 @@ void __init trap_init(void)
 	    (TRAP_PER_CPU_TSB_HUGE !=
 	     offsetof(struct trap_per_cpu, tsb_huge)) ||
 	    (TRAP_PER_CPU_TSB_HUGE_TEMP !=
-	     offsetof(struct trap_per_cpu, tsb_huge_temp)))
+	     offsetof(struct trap_per_cpu, tsb_huge_temp)) ||
+	    (TRAP_PER_CPU_IRQ_WORKLIST !=
+	     offsetof(struct trap_per_cpu, irq_worklist)))
 		trap_per_cpu_offsets_are_bolixed_dave();
 
 	if ((TSB_CONFIG_TSB !=

arch/sparc64/kernel/ttable.S

@@ -58,13 +58,11 @@ tl0_irq2:	BTRAP(0x42)
 tl0_irq3:	BTRAP(0x43)
 tl0_irq4:	BTRAP(0x44)
 #endif
-tl0_irq5:	TRAP_IRQ(handler_irq, 5)  TRAP_IRQ(handler_irq, 6)
-tl0_irq7:	TRAP_IRQ(handler_irq, 7)  TRAP_IRQ(handler_irq, 8)
-tl0_irq9:	TRAP_IRQ(handler_irq, 9)  TRAP_IRQ(handler_irq, 10)
-tl0_irq11:	TRAP_IRQ(handler_irq, 11) TRAP_IRQ(handler_irq, 12)
-tl0_irq13:	TRAP_IRQ(handler_irq, 13)
+tl0_irq5:	TRAP_IRQ(handler_irq, 5)
+tl0_irq6:	BTRAP(0x46) BTRAP(0x47) BTRAP(0x48) BTRAP(0x49)
+tl0_irq10:	BTRAP(0x4a) BTRAP(0x4b) BTRAP(0x4c) BTRAP(0x4d)
 #ifndef CONFIG_SMP
-tl0_irq14:	TRAP_IRQ(handler_irq, 14)
+tl0_irq14:	TRAP_IRQ(timer_irq, 14)
 #else
 tl0_irq14:	TICK_SMP_IRQ
 #endif

drivers/atm/fore200e.c

@@ -167,13 +167,9 @@ fore200e_atm2fore_aal(int aal)
 static char*
 fore200e_irq_itoa(int irq)
 {
-#if defined(__sparc_v9__)
-    return __irq_itoa(irq);
-#else
     static char str[8];
     sprintf(str, "%d", irq);
     return str;
-#endif
 }
 
 

drivers/char/rtc.c

@@ -960,10 +960,6 @@ found:
 	 * PCI Slot 2 INTA# (and some INTx# in Slot 1).
 	 */
 	if (request_irq(rtc_irq, rtc_interrupt, SA_SHIRQ, "rtc", (void *)&rtc_port)) {
-		/*
-		 * Standard way for sparc to print irq's is to use
-		 * __irq_itoa(). I think for EBus it's ok to use %d.
-		 */
 		printk(KERN_ERR "rtc: cannot register IRQ %d\n", rtc_irq);
 		return -EIO;
 	}

drivers/fc4/soc.c

@@ -643,7 +643,7 @@ static inline void soc_init(struct sbus_dev *sdev, int no)
 		return;
 	}
 
-	SOD(("SOC uses IRQ%s\n", __irq_itoa(irq)))
+	SOD(("SOC uses IRQ %d\n", irq))
 	
 	s->port[0].fc.irq = irq;
 	s->port[1].fc.irq = irq;

drivers/fc4/socal.c

@@ -767,7 +767,7 @@ static inline void socal_init(struct sbus_dev *sdev, int no)
 		return;
 	}
 
-	SOD(("SOCAL uses IRQ %s\n", __irq_itoa(irq)))
+	SOD(("SOCAL uses IRQ %d\n", irq))
 	
 	s->port[0].fc.irq = irq;
 	s->port[1].fc.irq = irq;

drivers/ide/ide-probe.c

@@ -1138,16 +1138,11 @@ static int init_irq (ide_hwif_t *hwif)
 		spin_unlock_irq(&ide_lock);
 	}
 
-#if !defined(__mc68000__) && !defined(CONFIG_APUS) && !defined(__sparc__)
+#if !defined(__mc68000__) && !defined(CONFIG_APUS)
 	printk("%s at 0x%03lx-0x%03lx,0x%03lx on irq %d", hwif->name,
 		hwif->io_ports[IDE_DATA_OFFSET],
 		hwif->io_ports[IDE_DATA_OFFSET]+7,
 		hwif->io_ports[IDE_CONTROL_OFFSET], hwif->irq);
-#elif defined(__sparc__)
-	printk("%s at 0x%03lx-0x%03lx,0x%03lx on irq %s", hwif->name,
-		hwif->io_ports[IDE_DATA_OFFSET],
-		hwif->io_ports[IDE_DATA_OFFSET]+7,
-		hwif->io_ports[IDE_CONTROL_OFFSET], __irq_itoa(hwif->irq));
 #else
 	printk("%s at 0x%08lx on irq %d", hwif->name,
 		hwif->io_ports[IDE_DATA_OFFSET], hwif->irq);

drivers/ide/setup-pci.c

@@ -694,13 +694,8 @@ static int do_ide_setup_pci_device(struct pci_dev *dev, ide_pci_device_t *d,
 				goto out;
 		}
 		if (noisy)
-#ifdef __sparc__
-			printk(KERN_INFO "%s: 100%% native mode on irq %s\n",
-			       d->name, __irq_itoa(pciirq));
-#else
 			printk(KERN_INFO "%s: 100%% native mode on irq %d\n",
 				d->name, pciirq);
-#endif
 	}
 
 	/* FIXME: silent failure can happen */

drivers/ieee1394/ohci1394.c

@@ -586,11 +586,7 @@ static void ohci_initialize(struct ti_ohci *ohci)
 	reg_write(ohci, OHCI1394_HCControlSet, OHCI1394_HCControl_linkEnable);
 
 	buf = reg_read(ohci, OHCI1394_Version);
-#ifndef __sparc__
 	sprintf (irq_buf, "%d", ohci->dev->irq);
-#else
-	sprintf (irq_buf, "%s", __irq_itoa(ohci->dev->irq));
-#endif
 	PRINT(KERN_INFO, "OHCI-1394 %d.%d (PCI): IRQ=[%s]  "
 	      "MMIO=[%lx-%lx]  Max Packet=[%d]  IR/IT contexts=[%d/%d]",
 	      ((((buf) >> 16) & 0xf) + (((buf) >> 20) & 0xf) * 10),

drivers/ieee1394/pcilynx.c

@@ -1252,11 +1252,7 @@ static int __devinit add_card(struct pci_dev *dev,
         /* Fix buggy cards with autoboot pin not tied low: */
         reg_write(lynx, DMA0_CHAN_CTRL, 0);
 
-#ifndef __sparc__
 	sprintf (irq_buf, "%d", dev->irq);
-#else
-	sprintf (irq_buf, "%s", __irq_itoa(dev->irq));
-#endif
 
         if (!request_irq(dev->irq, lynx_irq_handler, SA_SHIRQ,
                          PCILYNX_DRIVER_NAME, lynx)) {

drivers/message/fusion/mptbase.c

@@ -63,9 +63,6 @@
 #ifdef CONFIG_MTRR
 #include <asm/mtrr.h>
 #endif
-#ifdef __sparc__
-#include <asm/irq.h>			/* needed for __irq_itoa() proto */
-#endif
 
 #include "mptbase.h"
 
@@ -1394,13 +1391,8 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
 		r = request_irq(pdev->irq, mpt_interrupt, SA_SHIRQ, ioc->name, ioc);
 
 		if (r < 0) {
-#ifndef __sparc__
 			printk(MYIOC_s_ERR_FMT "Unable to allocate interrupt %d!\n",
 					ioc->name, pdev->irq);
-#else
-			printk(MYIOC_s_ERR_FMT "Unable to allocate interrupt %s!\n",
-					ioc->name, __irq_itoa(pdev->irq));
-#endif
 			list_del(&ioc->list);
 			iounmap(mem);
 			kfree(ioc);
@@ -1412,11 +1404,7 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
 		pci_set_master(pdev);			/* ?? */
 		pci_set_drvdata(pdev, ioc);
 
-#ifndef __sparc__
 		dprintk((KERN_INFO MYNAM ": %s installed at interrupt %d\n", ioc->name, pdev->irq));
-#else
-		dprintk((KERN_INFO MYNAM ": %s installed at interrupt %s\n", ioc->name, __irq_itoa(pdev->irq)));
-#endif
 	}
 
 	/* Check for "bound ports" (929, 929X, 1030, 1035) to reduce redundant resets.
@@ -5647,11 +5635,7 @@ mpt_print_ioc_summary(MPT_ADAPTER *ioc, char *buffer, int *size, int len, int sh
 			a[5], a[4], a[3], a[2], a[1], a[0]);
 	}
 
-#ifndef __sparc__
 	y += sprintf(buffer+len+y, ", IRQ=%d", ioc->pci_irq);
-#else
-	y += sprintf(buffer+len+y, ", IRQ=%s", __irq_itoa(ioc->pci_irq));
-#endif
 
 	if (!ioc->active)
 		y += sprintf(buffer+len+y, " (disabled)");

drivers/net/3c59x.c

@@ -1382,17 +1382,12 @@ static int __devinit vortex_probe1(struct device *gendev,
 	for (i = 0; i < 6; i++)
 		iowrite8(dev->dev_addr[i], ioaddr + i);
 
-#ifdef __sparc__
-	if (print_info)
-		printk(", IRQ %s\n", __irq_itoa(dev->irq));
-#else
 	if (print_info)
 		printk(", IRQ %d\n", dev->irq);
 	/* Tell them about an invalid IRQ. */
 	if (dev->irq <= 0 || dev->irq >= NR_IRQS)
 		printk(KERN_WARNING " *** Warning: IRQ %d is unlikely to work! ***\n",
 			   dev->irq);
-#endif
 
 	EL3WINDOW(4);
 	step = (ioread8(ioaddr + Wn4_NetDiag) & 0x1e) >> 1;

drivers/net/acenic.c

@@ -579,11 +579,7 @@ static int __devinit acenic_probe_one(struct pci_dev *pdev,
 	}
 
 	printk("Gigabit Ethernet at 0x%08lx, ", dev->base_addr);
-#ifdef __sparc__
-	printk("irq %s\n", __irq_itoa(pdev->irq));
-#else
-	printk("irq %i\n", pdev->irq);
-#endif
+	printk("irq %d\n", pdev->irq);
 
 #ifdef CONFIG_ACENIC_OMIT_TIGON_I
 	if ((readl(&ap->regs->HostCtrl) >> 28) == 4) {

drivers/net/sunhme.c

@@ -2221,13 +2221,8 @@ static int happy_meal_open(struct net_device *dev)
 		if (request_irq(dev->irq, &happy_meal_interrupt,
 				SA_SHIRQ, dev->name, (void *)dev)) {
 			HMD(("EAGAIN\n"));
-#ifdef __sparc__
-			printk(KERN_ERR "happy_meal(SBUS): Can't order irq %s to go.\n",
-			       __irq_itoa(dev->irq));
-#else
 			printk(KERN_ERR "happy_meal(SBUS): Can't order irq %d to go.\n",
 			       dev->irq);
-#endif
 
 			return -EAGAIN;
 		}

drivers/net/sunlance.c

@@ -936,7 +936,7 @@ static int lance_open(struct net_device *dev)
 
 	if (request_irq(dev->irq, &lance_interrupt, SA_SHIRQ,
 			lancestr, (void *) dev)) {
-		printk(KERN_ERR "Lance: Can't get irq %s\n", __irq_itoa(dev->irq));
+		printk(KERN_ERR "Lance: Can't get irq %d\n", dev->irq);
 		return -EAGAIN;
 	}
 

drivers/sbus/char/cpwatchdog.c

@@ -304,8 +304,8 @@ static int wd_open(struct inode *inode, struct file *f)
 						SA_SHIRQ,
 						WD_OBPNAME,
 						(void *)wd_dev.regs)) {
-			printk("%s: Cannot register IRQ %s\n", 
-				WD_OBPNAME, __irq_itoa(wd_dev.irq));
+			printk("%s: Cannot register IRQ %d\n", 
+				WD_OBPNAME, wd_dev.irq);
 			return(-EBUSY);
 		}
 		wd_dev.initialized = 1;

drivers/sbus/char/uctrl.c

@@ -400,7 +400,7 @@ static int __init ts102_uctrl_init(void)
 	}
 
 	driver->regs->uctrl_intr = UCTRL_INTR_RXNE_REQ|UCTRL_INTR_RXNE_MSK;
-	printk("uctrl: 0x%x (irq %s)\n", driver->regs, __irq_itoa(driver->irq));
+	printk("uctrl: 0x%x (irq %d)\n", driver->regs, driver->irq);
 	uctrl_get_event_status();
 	uctrl_get_external_status();
         return 0;

drivers/scsi/esp.c

@@ -821,8 +821,8 @@ static int __init esp_register_irq(struct esp *esp)
 		return -1;
 	}
 
-	printk("esp%d: IRQ %s ", esp->esp_id,
-	       __irq_itoa(esp->ehost->irq));
+	printk("esp%d: IRQ %d ", esp->esp_id,
+	       esp->ehost->irq);
 
 	return 0;
 }

drivers/scsi/qlogicpti.c

@@ -725,7 +725,7 @@ static int __init qpti_register_irq(struct qlogicpti *qpti)
 			SA_SHIRQ, "Qlogic/PTI", qpti))
 		goto fail;
 
-	printk("qpti%d: IRQ %s ", qpti->qpti_id, __irq_itoa(qpti->irq));
+	printk("qpti%d: IRQ %d ", qpti->qpti_id, qpti->irq);
 
 	return 0;
 
@@ -988,8 +988,8 @@ const char *qlogicpti_info(struct Scsi_Host *host)
 	static char buf[80];
 	struct qlogicpti *qpti = (struct qlogicpti *) host->hostdata;
 
-	sprintf(buf, "PTI Qlogic,ISP SBUS SCSI irq %s regs at %p",
-		__irq_itoa(qpti->qhost->irq), qpti->qregs);
+	sprintf(buf, "PTI Qlogic,ISP SBUS SCSI irq %d regs at %p",
+		qpti->qhost->irq, qpti->qregs);
 	return buf;
 }
 

drivers/scsi/sym53c8xx_2/sym_glue.c

@@ -54,14 +54,8 @@
 #define NAME53C		"sym53c"
 #define NAME53C8XX	"sym53c8xx"
 
-/* SPARC just has to be different ... */
-#ifdef __sparc__
-#define IRQ_FMT "%s"
-#define IRQ_PRM(x) __irq_itoa(x)
-#else
 #define IRQ_FMT "%d"
 #define IRQ_PRM(x) (x)
-#endif
 
 struct sym_driver_setup sym_driver_setup = SYM_LINUX_DRIVER_SETUP;
 unsigned int sym_debug_flags = 0;

drivers/serial/sunsu.c

@@ -1295,9 +1295,9 @@ static int __init sunsu_kbd_ms_init(struct uart_sunsu_port *up, int channel)
 	if (up->port.type == PORT_UNKNOWN)
 		return -1;
 
-	printk(KERN_INFO "su%d at 0x%p (irq = %s) is a %s\n",
+	printk(KERN_INFO "su%d at 0x%p (irq = %d) is a %s\n",
 	       channel,
-	       up->port.membase, __irq_itoa(up->port.irq),
+	       up->port.membase, up->port.irq,
 	       sunsu_type(&up->port));
 
 #ifdef CONFIG_SERIO

drivers/serial/sunzilog.c

@@ -1540,8 +1540,8 @@ static void __init sunzilog_init_kbdms(struct uart_sunzilog_port *up, int channe
 		up->cflag = B4800 | CS8 | CLOCAL | CREAD;
 		baud = 4800;
 	}
-	printk(KERN_INFO "zs%d at 0x%p (irq = %s) is a SunZilog\n",
-	       channel, up->port.membase, __irq_itoa(zilog_irq));
+	printk(KERN_INFO "zs%d at 0x%p (irq = %d) is a SunZilog\n",
+	       channel, up->port.membase, zilog_irq);
 
 	up->curregs[R15] = BRKIE;
 	brg = BPS_TO_BRG(baud, ZS_CLOCK / ZS_CLOCK_DIVISOR);

drivers/usb/core/hcd.c

@@ -1826,24 +1826,16 @@ int usb_add_hcd(struct usb_hcd *hcd,
 
 	/* enable irqs just before we start the controller */
 	if (hcd->driver->irq) {
-		char	buf[8], *bufp = buf;
-
-#ifdef __sparc__
-		bufp = __irq_itoa(irqnum);
-#else
-		sprintf(buf, "%d", irqnum);
-#endif
-
 		snprintf(hcd->irq_descr, sizeof(hcd->irq_descr), "%s:usb%d",
 				hcd->driver->description, hcd->self.busnum);
 		if ((retval = request_irq(irqnum, &usb_hcd_irq, irqflags,
 				hcd->irq_descr, hcd)) != 0) {
 			dev_err(hcd->self.controller,
-					"request interrupt %s failed\n", bufp);
+					"request interrupt %d failed\n", irqnum);
 			goto err_request_irq;
 		}
 		hcd->irq = irqnum;
-		dev_info(hcd->self.controller, "irq %s, %s 0x%08llx\n", bufp,
+		dev_info(hcd->self.controller, "irq %d, %s 0x%08llx\n", irqnum,
 				(hcd->driver->flags & HCD_MEMORY) ?
 					"io mem" : "io base",
 					(unsigned long long)hcd->rsrc_start);

drivers/usb/gadget/goku_udc.c

@@ -1850,7 +1850,6 @@ static int goku_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 	unsigned long		resource, len;
 	void __iomem		*base = NULL;
 	int			retval;
-	char			buf [8], *bufp;
 
 	/* if you want to support more than one controller in a system,
 	 * usb_gadget_driver_{register,unregister}() must change.
@@ -1913,20 +1912,14 @@ static int goku_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 	pci_set_drvdata(pdev, dev);
 	INFO(dev, "%s\n", driver_desc);
 	INFO(dev, "version: " DRIVER_VERSION " %s\n", dmastr());
-#ifndef __sparc__
-	scnprintf(buf, sizeof buf, "%d", pdev->irq);
-	bufp = buf;
-#else
-	bufp = __irq_itoa(pdev->irq);
-#endif
-	INFO(dev, "irq %s, pci mem %p\n", bufp, base);
+	INFO(dev, "irq %d, pci mem %p\n", pdev->irq, base);
 
 	/* init to known state, then setup irqs */
 	udc_reset(dev);
 	udc_reinit (dev);
 	if (request_irq(pdev->irq, goku_irq, SA_SHIRQ/*|SA_SAMPLE_RANDOM*/,
 			driver_name, dev) != 0) {
-		DBG(dev, "request interrupt %s failed\n", bufp);
+		DBG(dev, "request interrupt %d failed\n", pdev->irq);
 		retval = -EBUSY;
 		goto done;
 	}

drivers/usb/gadget/net2280.c

@@ -2822,7 +2822,6 @@ static int net2280_probe (struct pci_dev *pdev, const struct pci_device_id *id)
 	unsigned long		resource, len;
 	void			__iomem *base = NULL;
 	int			retval, i;
-	char			buf [8], *bufp;
 
 	/* if you want to support more than one controller in a system,
 	 * usb_gadget_driver_{register,unregister}() must change.
@@ -2896,15 +2895,10 @@ static int net2280_probe (struct pci_dev *pdev, const struct pci_device_id *id)
 		retval = -ENODEV;
 		goto done;
 	}
-#ifndef __sparc__
-	scnprintf (buf, sizeof buf, "%d", pdev->irq);
-	bufp = buf;
-#else
-	bufp = __irq_itoa(pdev->irq);
-#endif
+
 	if (request_irq (pdev->irq, net2280_irq, SA_SHIRQ, driver_name, dev)
 			!= 0) {
-		ERROR (dev, "request interrupt %s failed\n", bufp);
+		ERROR (dev, "request interrupt %d failed\n", pdev->irq);
 		retval = -EBUSY;
 		goto done;
 	}
@@ -2953,8 +2947,8 @@ static int net2280_probe (struct pci_dev *pdev, const struct pci_device_id *id)
 
 	/* done */
 	INFO (dev, "%s\n", driver_desc);
-	INFO (dev, "irq %s, pci mem %p, chip rev %04x\n",
-			bufp, base, dev->chiprev);
+	INFO (dev, "irq %d, pci mem %p, chip rev %04x\n",
+			pdev->irq, base, dev->chiprev);
 	INFO (dev, "version: " DRIVER_VERSION "; dma %s\n",
 			use_dma
 				? (use_dma_chaining ? "chaining" : "enabled")

include/asm-sparc/irq.h

@@ -16,8 +16,6 @@
 
 #define __irq_ino(irq) irq
 #define __irq_pil(irq) irq
-BTFIXUPDEF_CALL(char *, __irq_itoa, unsigned int)
-#define __irq_itoa(irq) BTFIXUP_CALL(__irq_itoa)(irq)
 
 #define NR_IRQS    16
 

include/asm-sparc/smp.h

@@ -145,6 +145,8 @@ static inline int hard_smp_processor_id(void)
 #define prof_multiplier(__cpu)		cpu_data(__cpu).multiplier
 #define prof_counter(__cpu)		cpu_data(__cpu).counter
 
+void smp_setup_cpu_possible_map(void);
+
 #endif /* !(__ASSEMBLY__) */
 
 /* Sparc specific messages. */
@@ -161,7 +163,11 @@ static inline int hard_smp_processor_id(void)
 #define MBOX_IDLECPU2         0xFD
 #define MBOX_STOPCPU2         0xFE
 
-#endif /* SMP */
+#else /* SMP */
+
+#define smp_setup_cpu_possible_map() do { } while (0)
+
+#endif /* !(SMP) */
 
 #define NO_PROC_ID            0xFF
 

include/asm-sparc/spinlock.h

@@ -154,6 +154,9 @@ static inline int __raw_write_trylock(raw_rwlock_t *rw)
 #define __raw_spin_lock_flags(lock, flags) __raw_spin_lock(lock)
 #define __raw_read_trylock(lock) generic__raw_read_trylock(lock)
 
+#define __raw_read_can_lock(rw) (!((rw)->lock & 0xff))
+#define __raw_write_can_lock(rw) (!(rw)->lock)
+
 #endif /* !(__ASSEMBLY__) */
 
 #endif /* __SPARC_SPINLOCK_H */

include/asm-sparc64/cpudata.h

@@ -74,8 +74,10 @@ struct trap_per_cpu {
 	unsigned long		tsb_huge;
 	unsigned long		tsb_huge_temp;
 
-/* Dcache line 8: Unused, needed to keep trap_block a power-of-2 in size.  */
-	unsigned long		__pad2[4];
+/* Dcache line 8: IRQ work list, and keep trap_block a power-of-2 in size.  */
+	unsigned int		irq_worklist;
+	unsigned int		__pad1;
+	unsigned long		__pad2[3];
 } __attribute__((aligned(64)));
 extern struct trap_per_cpu trap_block[NR_CPUS];
 extern void init_cur_cpu_trap(struct thread_info *);
@@ -119,6 +121,7 @@ extern struct sun4v_2insn_patch_entry __sun4v_2insn_patch,
 #define TRAP_PER_CPU_CPU_LIST_PA	0xc8
 #define TRAP_PER_CPU_TSB_HUGE		0xd0
 #define TRAP_PER_CPU_TSB_HUGE_TEMP	0xd8
+#define TRAP_PER_CPU_IRQ_WORKLIST	0xe0
 
 #define TRAP_BLOCK_SZ_SHIFT		8
 
@@ -171,11 +174,8 @@ extern struct sun4v_2insn_patch_entry __sun4v_2insn_patch,
 
 /* Clobbers TMP, loads local processor's IRQ work area into DEST.  */
 #define TRAP_LOAD_IRQ_WORK(DEST, TMP)		\
-	__GET_CPUID(TMP)			\
-	sethi	%hi(__irq_work), DEST;		\
-	sllx	TMP, 6, TMP;			\
-	or	DEST, %lo(__irq_work), DEST;	\
-	add	DEST, TMP, DEST;
+	TRAP_LOAD_TRAP_BLOCK(DEST, TMP)		\
+	add	DEST, TRAP_PER_CPU_IRQ_WORKLIST, DEST;
 
 /* Clobbers TMP, loads DEST with current thread info pointer.  */
 #define TRAP_LOAD_THREAD_REG(DEST, TMP)		\
@@ -211,9 +211,10 @@ extern struct sun4v_2insn_patch_entry __sun4v_2insn_patch,
 	TRAP_LOAD_TRAP_BLOCK(DEST, TMP)		\
 	ldx	[DEST + TRAP_PER_CPU_PGD_PADDR], DEST;
 
+/* Clobbers TMP, loads local processor's IRQ work area into DEST.  */
 #define TRAP_LOAD_IRQ_WORK(DEST, TMP)		\
-	sethi	%hi(__irq_work), DEST;		\
-	or	DEST, %lo(__irq_work), DEST;
+	TRAP_LOAD_TRAP_BLOCK(DEST, TMP)		\
+	add	DEST, TRAP_PER_CPU_IRQ_WORKLIST, DEST;
 
 #define TRAP_LOAD_THREAD_REG(DEST, TMP)		\
 	TRAP_LOAD_TRAP_BLOCK(DEST, TMP)		\

include/asm-sparc64/hardirq.h

@@ -12,6 +12,8 @@
 #define local_softirq_pending() \
 	(local_cpu_data().__softirq_pending)
 
+void ack_bad_irq(unsigned int irq);
+
 #define HARDIRQ_BITS	8
 
 #endif /* !(__SPARC64_HARDIRQ_H) */

include/asm-sparc64/hw_irq.h

@@ -1,6 +1,6 @@
 #ifndef __ASM_SPARC64_HW_IRQ_H
 #define __ASM_SPARC64_HW_IRQ_H
 
-/* Dummy include. */
+extern void hw_resend_irq(struct hw_interrupt_type *handler, unsigned int virt_irq);
 
 #endif

include/asm-sparc64/irq.h

@@ -15,58 +15,6 @@
 #include <asm/pil.h>
 #include <asm/ptrace.h>
 
-struct ino_bucket;
-
-#define MAX_IRQ_DESC_ACTION	4
-
-struct irq_desc {
-	void			(*pre_handler)(struct ino_bucket *, void *, void *);
-	void			*pre_handler_arg1;
-	void			*pre_handler_arg2;
-	u32			action_active_mask;
-	struct irqaction	action[MAX_IRQ_DESC_ACTION];
-};
-
-/* You should not mess with this directly. That's the job of irq.c.
- *
- * If you make changes here, please update hand coded assembler of
- * the vectored interrupt trap handler in entry.S -DaveM
- *
- * This is currently one DCACHE line, two buckets per L2 cache
- * line.  Keep this in mind please.
- */
-struct ino_bucket {
-	/* Next handler in per-CPU PIL worklist.  We know that
-	 * bucket pointers have the high 32-bits clear, so to
-	 * save space we only store the bits we need.
-	 */
-/*0x00*/unsigned int irq_chain;
-
-	/* PIL to schedule this IVEC at. */
-/*0x04*/unsigned char pil;
-
-	/* If an IVEC arrives while irq_info is NULL, we
-	 * set this to notify request_irq() about the event.
-	 */
-/*0x05*/unsigned char pending;
-
-	/* Miscellaneous flags. */
-/*0x06*/unsigned char flags;
-
-	/* Currently unused.  */
-/*0x07*/unsigned char __pad;
-
-	/* Reference to IRQ descriptor for this bucket. */
-/*0x08*/struct irq_desc *irq_info;
-
-	/* Sun5 Interrupt Clear Register. */
-/*0x10*/unsigned long iclr;
-
-	/* Sun5 Interrupt Mapping Register. */
-/*0x18*/unsigned long imap;
-
-};
-
 /* IMAP/ICLR register defines */
 #define IMAP_VALID		0x80000000	/* IRQ Enabled		*/
 #define IMAP_TID_UPA		0x7c000000	/* UPA TargetID		*/
@@ -84,36 +32,20 @@ struct ino_bucket {
 #define ICLR_TRANSMIT		0x00000001	/* Transmit state	*/
 #define ICLR_PENDING		0x00000003	/* Pending state	*/
 
-/* Only 8-bits are available, be careful.  -DaveM */
-#define IBF_PCI		0x02	/* PSYCHO/SABRE/SCHIZO PCI interrupt.	 */
-#define IBF_ACTIVE	0x04	/* Interrupt is active and has a handler.*/
-#define IBF_INPROGRESS	0x10	/* IRQ is being serviced.		 */
-
-#define NUM_IVECS	(IMAP_INR + 1)
-extern struct ino_bucket ivector_table[NUM_IVECS];
-
-#define __irq_ino(irq) \
-        (((struct ino_bucket *)(unsigned long)(irq)) - &ivector_table[0])
-#define __irq_pil(irq) ((struct ino_bucket *)(unsigned long)(irq))->pil
-#define __bucket(irq) ((struct ino_bucket *)(unsigned long)(irq))
-#define __irq(bucket) ((unsigned int)(unsigned long)(bucket))
-
-static __inline__ char *__irq_itoa(unsigned int irq)
-{
-	static char buff[16];
-
-	sprintf(buff, "%d,%x", __irq_pil(irq), (unsigned int)__irq_ino(irq));
-	return buff;
-}
-
-#define NR_IRQS    16
+/* The largest number of unique interrupt sources we support.
+ * If this needs to ever be larger than 255, you need to change
+ * the type of ino_bucket->virt_irq as appropriate.
+ *
+ * ino_bucket->virt_irq allocation is made during {sun4v_,}build_irq().
+ */
+#define NR_IRQS    255
 
+extern void irq_install_pre_handler(int virt_irq,
+				    void (*func)(unsigned int, void *, void *),
+				    void *arg1, void *arg2);
 #define irq_canonicalize(irq)	(irq)
-extern void disable_irq(unsigned int);
-#define disable_irq_nosync disable_irq
-extern void enable_irq(unsigned int);
-extern unsigned int build_irq(int pil, int inofixup, unsigned long iclr, unsigned long imap);
-extern unsigned int sun4v_build_irq(u32 devhandle, unsigned int devino, int pil, unsigned char flags);
+extern unsigned int build_irq(int inofixup, unsigned long iclr, unsigned long imap);
+extern unsigned int sun4v_build_irq(u32 devhandle, unsigned int devino);
 extern unsigned int sbus_build_irq(void *sbus, unsigned int ino);
 
 static __inline__ void set_softint(unsigned long bits)
@@ -139,8 +71,4 @@ static __inline__ unsigned long get_softint(void)
 	return retval;
 }
 
-struct irqaction;
-struct pt_regs;
-int handle_IRQ_event(unsigned int, struct pt_regs *, struct irqaction *);
-
 #endif

include/asm-sparc64/pil.h

@@ -5,9 +5,9 @@
 /* To avoid some locking problems, we hard allocate certain PILs
  * for SMP cross call messages that must do a etrap/rtrap.
  *
- * A cli() does not block the cross call delivery, so when SMP
- * locking is an issue we reschedule the event into a PIL interrupt
- * which is blocked by cli().
+ * A local_irq_disable() does not block the cross call delivery, so
+ * when SMP locking is an issue we reschedule the event into a PIL
+ * interrupt which is blocked by local_irq_disable().
  *
  * In fact any XCALL which has to etrap/rtrap has a problem because
  * it is difficult to prevent rtrap from running BH's, and that would
@@ -17,6 +17,7 @@
 #define PIL_SMP_RECEIVE_SIGNAL	2
 #define PIL_SMP_CAPTURE		3
 #define PIL_SMP_CTX_NEW_VERSION	4
+#define PIL_DEVICE_IRQ		5
 
 #ifndef __ASSEMBLY__
 #define PIL_RESERVED(PIL)	((PIL) == PIL_SMP_CALL_FUNC || \

sound/sparc/amd7930.c

@@ -977,9 +977,9 @@ static int __init snd_amd7930_create(struct snd_card *card,
 
 	if (request_irq(irq_prop->pri, snd_amd7930_interrupt,
 			SA_INTERRUPT | SA_SHIRQ, "amd7930", amd)) {
-		snd_printk("amd7930-%d: Unable to grab IRQ %s\n",
+		snd_printk("amd7930-%d: Unable to grab IRQ %d\n",
 			   dev,
-			   __irq_itoa(irq_prop->pri));
+			   irq_prop->pri);
 		snd_amd7930_free(amd);
 		return -EBUSY;
 	}
@@ -1063,11 +1063,11 @@ static int __init amd7930_attach(int prom_node, struct sbus_dev *sdev)
 
 	strcpy(card->driver, "AMD7930");
 	strcpy(card->shortname, "Sun AMD7930");
-	sprintf(card->longname, "%s at 0x%02lx:0x%08lx, irq %s",
+	sprintf(card->longname, "%s at 0x%02lx:0x%08lx, irq %d",
 		card->shortname,
 		rp->flags & 0xffL,
 		rp->start,
-		__irq_itoa(irq_prop.pri));
+		irq_prop.pri);
 
 	if ((err = snd_amd7930_create(card, sdev, rp, reg_prop.reg_size,
 					  &irq_prop, dev, &amd)) < 0)

sound/sparc/cs4231.c

@@ -2003,9 +2003,8 @@ static int __init snd_cs4231_sbus_create(struct snd_card *card,
 
 	if (request_irq(sdev->irqs[0], snd_cs4231_sbus_interrupt,
 			SA_SHIRQ, "cs4231", chip)) {
-		snd_printdd("cs4231-%d: Unable to grab SBUS IRQ %s\n",
-			   dev,
-			   __irq_itoa(sdev->irqs[0]));
+		snd_printdd("cs4231-%d: Unable to grab SBUS IRQ %d\n",
+			    dev, sdev->irqs[0]);
 		snd_cs4231_sbus_free(chip);
 		return -EBUSY;
 	}
@@ -2038,11 +2037,11 @@ static int __init cs4231_sbus_attach(struct sbus_dev *sdev)
 	if (err)
 		return err;
 
-	sprintf(card->longname, "%s at 0x%02lx:0x%08lx, irq %s",
+	sprintf(card->longname, "%s at 0x%02lx:0x%08lx, irq %d",
 		card->shortname,
 		rp->flags & 0xffL,
 		rp->start,
-		__irq_itoa(sdev->irqs[0]));
+		sdev->irqs[0]);
 
 	if ((err = snd_cs4231_sbus_create(card, sdev, dev, &cp)) < 0) {
 		snd_card_free(card);
@@ -2244,10 +2243,10 @@ static int __init cs4231_ebus_attach(struct linux_ebus_device *edev)
 	if (err)
 		return err;
 
-	sprintf(card->longname, "%s at 0x%lx, irq %s",
+	sprintf(card->longname, "%s at 0x%lx, irq %d",
 		card->shortname,
 		edev->resource[0].start,
-		__irq_itoa(edev->irqs[0]));
+		edev->irqs[0]);
 
 	if ((err = snd_cs4231_ebus_create(card, edev, dev, &chip)) < 0) {
 		snd_card_free(card);

sound/sparc/dbri.c

@@ -2645,9 +2645,9 @@ static int __init dbri_attach(int prom_node, struct sbus_dev *sdev)
 	strcpy(card->driver, "DBRI");
 	strcpy(card->shortname, "Sun DBRI");
 	rp = &sdev->resource[0];
-	sprintf(card->longname, "%s at 0x%02lx:0x%08lx, irq %s",
+	sprintf(card->longname, "%s at 0x%02lx:0x%08lx, irq %d",
 		card->shortname,
-		rp->flags & 0xffL, rp->start, __irq_itoa(irq.pri));
+		rp->flags & 0xffL, rp->start, irq.pri);
 
 	if ((err = snd_dbri_create(card, sdev, &irq, dev)) < 0) {
 		snd_card_free(card);