[PATCH] powerpc: fixup after irq changes

From: Olaf Hering
Date: Fri Oct 06 2006 - 16:42:04 EST


remove struct pt_regs * from all handlers.
compile tested with arch/powerpc/config/* and
arch/ppc/configs/prep_defconfig

Signed-off-by: Olaf Hering <olaf@xxxxxxxxx>

---

xmon needs some attention



arch/powerpc/kernel/ibmebus.c | 2 +-
arch/powerpc/kernel/irq.c | 2 +-
arch/powerpc/kernel/time.c | 2 +-
arch/powerpc/platforms/82xx/mpc82xx_ads.c | 5 ++---
arch/powerpc/platforms/85xx/mpc85xx_ads.c | 5 ++---
arch/powerpc/platforms/85xx/mpc85xx_cds.c | 7 ++++---
arch/powerpc/platforms/86xx/mpc86xx_hpcn.c | 5 ++---
arch/powerpc/platforms/cell/interrupt.c | 5 ++---
arch/powerpc/platforms/chrp/setup.c | 7 +++----
arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.c | 5 ++---
arch/powerpc/platforms/iseries/irq.c | 14 +++++++-------
arch/powerpc/platforms/iseries/irq.h | 2 +-
arch/powerpc/platforms/iseries/lpevents.c | 4 ++--
arch/powerpc/platforms/iseries/mf.c | 4 ++--
arch/powerpc/platforms/iseries/smp.c | 4 ++--
arch/powerpc/platforms/iseries/viopath.c | 2 +-
arch/powerpc/platforms/powermac/pic.c | 12 ++++++------
arch/powerpc/platforms/powermac/pic.h | 4 ++--
arch/powerpc/platforms/powermac/smp.c | 8 ++++----
arch/powerpc/platforms/pseries/setup.c | 2 +-
arch/powerpc/platforms/pseries/xics.c | 4 ++--
arch/powerpc/sysdev/cpm2_pic.c | 2 +-
arch/powerpc/sysdev/cpm2_pic.h | 2 +-
arch/powerpc/sysdev/i8259.c | 2 +-
arch/powerpc/sysdev/ipic.c | 2 +-
arch/powerpc/sysdev/mpic.c | 6 +++---
arch/powerpc/sysdev/qe_lib/qe_ic.c | 14 ++++++--------
arch/powerpc/sysdev/tsi108_pci.c | 3 +--
arch/ppc/kernel/time.c | 2 +-
arch/ppc/platforms/85xx/mpc8560_ads.c | 6 +++---
arch/ppc/platforms/85xx/mpc85xx_cds_common.c | 6 +++---
arch/ppc/platforms/85xx/stx_gp3.c | 6 +++---
arch/ppc/platforms/85xx/tqm85xx.c | 6 +++---
arch/ppc/syslib/i8259.c | 2 +-
drivers/char/viocons.c | 2 +-
include/asm-powerpc/i8259.h | 4 ++--
include/asm-powerpc/ibmebus.h | 2 +-
include/asm-powerpc/ipic.h | 4 ++--
include/asm-powerpc/iseries/hv_lp_event.h | 2 +-
include/asm-powerpc/iseries/it_lp_queue.h | 2 +-
include/asm-powerpc/machdep.h | 2 +-
include/asm-powerpc/mpic.h | 4 ++--
include/asm-ppc/floppy.h | 6 +++---
include/asm-ppc/machdep.h | 2 +-
44 files changed, 93 insertions(+), 101 deletions(-)

Index: linux-2.6/arch/powerpc/platforms/iseries/irq.c
===================================================================
--- linux-2.6.orig/arch/powerpc/platforms/iseries/irq.c
+++ linux-2.6/arch/powerpc/platforms/iseries/irq.c
@@ -45,7 +45,7 @@
#include "call_pci.h"

#if defined(CONFIG_SMP)
-extern void iSeries_smp_message_recv(struct pt_regs *);
+extern void iSeries_smp_message_recv(void);
#endif

#ifdef CONFIG_PCI
@@ -88,7 +88,7 @@ static DEFINE_SPINLOCK(pending_irqs_lock
static int num_pending_irqs;
static int pending_irqs[NR_IRQS];

-static void int_received(struct pci_event *event, struct pt_regs *regs)
+static void int_received(struct pci_event *event)
{
int irq;

@@ -146,11 +146,11 @@ static void int_received(struct pci_even
}
}

-static void pci_event_handler(struct HvLpEvent *event, struct pt_regs *regs)
+static void pci_event_handler(struct HvLpEvent *event)
{
if (event && (event->xType == HvLpEvent_Type_PciIo)) {
if (hvlpevent_is_int(event))
- int_received((struct pci_event *)event, regs);
+ int_received((struct pci_event *)event);
else
printk(KERN_ERR
"pci_event_handler: unexpected ack received\n");
@@ -308,18 +308,18 @@ int __init iSeries_allocate_IRQ(HvBusNum
/*
* Get the next pending IRQ.
*/
-unsigned int iSeries_get_irq(struct pt_regs *regs)
+unsigned int iSeries_get_irq(void)
{
int irq = NO_IRQ_IGNORE;

#ifdef CONFIG_SMP
if (get_lppaca()->int_dword.fields.ipi_cnt) {
get_lppaca()->int_dword.fields.ipi_cnt = 0;
- iSeries_smp_message_recv(regs);
+ iSeries_smp_message_recv();
}
#endif /* CONFIG_SMP */
if (hvlpevent_is_pending())
- process_hvlpevents(regs);
+ process_hvlpevents();

#ifdef CONFIG_PCI
if (num_pending_irqs) {
Index: linux-2.6/arch/powerpc/platforms/iseries/irq.h
===================================================================
--- linux-2.6.orig/arch/powerpc/platforms/iseries/irq.h
+++ linux-2.6/arch/powerpc/platforms/iseries/irq.h
@@ -4,6 +4,6 @@
extern void iSeries_init_IRQ(void);
extern int iSeries_allocate_IRQ(HvBusNumber, HvSubBusNumber, u32);
extern void iSeries_activate_IRQs(void);
-extern unsigned int iSeries_get_irq(struct pt_regs *);
+extern unsigned int iSeries_get_irq(void);

#endif /* _ISERIES_IRQ_H */
Index: linux-2.6/arch/powerpc/platforms/iseries/lpevents.c
===================================================================
--- linux-2.6.orig/arch/powerpc/platforms/iseries/lpevents.c
+++ linux-2.6/arch/powerpc/platforms/iseries/lpevents.c
@@ -116,7 +116,7 @@ static void hvlpevent_clear_valid(struct
hvlpevent_invalidate(event);
}

-void process_hvlpevents(struct pt_regs *regs)
+void process_hvlpevents(void)
{
struct HvLpEvent * event;

@@ -144,7 +144,7 @@ void process_hvlpevents(struct pt_regs *
__get_cpu_var(hvlpevent_counts)[event->xType]++;
if (event->xType < HvLpEvent_Type_NumTypes &&
lpEventHandler[event->xType])
- lpEventHandler[event->xType](event, regs);
+ lpEventHandler[event->xType](event);
else
printk(KERN_INFO "Unexpected Lp Event type=%d\n", event->xType );

Index: linux-2.6/arch/powerpc/platforms/iseries/mf.c
===================================================================
--- linux-2.6.orig/arch/powerpc/platforms/iseries/mf.c
+++ linux-2.6/arch/powerpc/platforms/iseries/mf.c
@@ -513,7 +513,7 @@ static void handle_ack(struct io_mf_lp_e
* parse it enough to know if it is an interrupt or an
* acknowledge.
*/
-static void hv_handler(struct HvLpEvent *event, struct pt_regs *regs)
+static void hv_handler(struct HvLpEvent *event)
{
if ((event != NULL) && (event->xType == HvLpEvent_Type_MachineFac)) {
if (hvlpevent_is_ack(event))
@@ -847,7 +847,7 @@ static int mf_get_boot_rtc(struct rtc_ti
/* We need to poll here as we are not yet taking interrupts */
while (rtc_data.busy) {
if (hvlpevent_is_pending())
- process_hvlpevents(NULL);
+ process_hvlpevents();
}
return rtc_set_tm(rtc_data.rc, rtc_data.ce_msg.ce_msg, tm);
}
Index: linux-2.6/arch/powerpc/platforms/iseries/smp.c
===================================================================
--- linux-2.6.orig/arch/powerpc/platforms/iseries/smp.c
+++ linux-2.6/arch/powerpc/platforms/iseries/smp.c
@@ -45,7 +45,7 @@

static unsigned long iSeries_smp_message[NR_CPUS];

-void iSeries_smp_message_recv(struct pt_regs *regs)
+void iSeries_smp_message_recv(void)
{
int cpu = smp_processor_id();
int msg;
@@ -55,7 +55,7 @@ void iSeries_smp_message_recv(struct pt_

for (msg = 0; msg < 4; msg++)
if (test_and_clear_bit(msg, &iSeries_smp_message[cpu]))
- smp_message_recv(msg, regs);
+ smp_message_recv(msg);
}

static inline void smp_iSeries_do_message(int cpu, int msg)
Index: linux-2.6/arch/powerpc/platforms/iseries/viopath.c
===================================================================
--- linux-2.6.orig/arch/powerpc/platforms/iseries/viopath.c
+++ linux-2.6/arch/powerpc/platforms/iseries/viopath.c
@@ -378,7 +378,7 @@ void vio_set_hostlp(void)
}
EXPORT_SYMBOL(vio_set_hostlp);

-static void vio_handleEvent(struct HvLpEvent *event, struct pt_regs *regs)
+static void vio_handleEvent(struct HvLpEvent *event)
{
HvLpIndex remoteLp;
int subtype = (event->xSubtype & VIOMAJOR_SUBTYPE_MASK)
Index: linux-2.6/arch/powerpc/kernel/ibmebus.c
===================================================================
--- linux-2.6.orig/arch/powerpc/kernel/ibmebus.c
+++ linux-2.6/arch/powerpc/kernel/ibmebus.c
@@ -319,7 +319,7 @@ EXPORT_SYMBOL(ibmebus_unregister_driver)

int ibmebus_request_irq(struct ibmebus_dev *dev,
u32 ist,
- irqreturn_t (*handler)(int, void*, struct pt_regs *),
+ irqreturn_t (*handler)(int, void*),
unsigned long irq_flags, const char * devname,
void *dev_id)
{
Index: linux-2.6/arch/powerpc/platforms/82xx/mpc82xx_ads.c
===================================================================
--- linux-2.6.orig/arch/powerpc/platforms/82xx/mpc82xx_ads.c
+++ linux-2.6/arch/powerpc/platforms/82xx/mpc82xx_ads.c
@@ -384,8 +384,7 @@ struct hw_interrupt_type m82xx_pci_ic =
};

static void
-m82xx_pci_irq_demux(unsigned int irq, struct irq_desc *desc,
- struct pt_regs *regs)
+m82xx_pci_irq_demux(unsigned int irq, struct irq_desc *desc)
{
unsigned long stat, mask, pend;
int bit;
@@ -398,7 +397,7 @@ m82xx_pci_irq_demux(unsigned int irq, st
break;
for (bit = 0; pend != 0; ++bit, pend <<= 1) {
if (pend & 0x80000000)
- __do_IRQ(pci_int_base + bit, regs);
+ __do_IRQ(pci_int_base + bit);
}
}
}
Index: linux-2.6/arch/powerpc/platforms/85xx/mpc85xx_ads.c
===================================================================
--- linux-2.6.orig/arch/powerpc/platforms/85xx/mpc85xx_ads.c
+++ linux-2.6/arch/powerpc/platforms/85xx/mpc85xx_ads.c
@@ -66,12 +66,11 @@ mpc85xx_pcibios_fixup(void)

#ifdef CONFIG_CPM2

-static void cpm2_cascade(unsigned int irq, struct irq_desc *desc,
- struct pt_regs *regs)
+static void cpm2_cascade(unsigned int irq, struct irq_desc *desc)
{
int cascade_irq;

- while ((cascade_irq = cpm2_get_irq(regs)) >= 0) {
+ while ((cascade_irq = cpm2_get_irq()) >= 0) {
generic_handle_irq(cascade_irq);
}
desc->chip->eoi(irq);
Index: linux-2.6/arch/powerpc/platforms/85xx/mpc85xx_cds.c
===================================================================
--- linux-2.6.orig/arch/powerpc/platforms/85xx/mpc85xx_cds.c
+++ linux-2.6/arch/powerpc/platforms/85xx/mpc85xx_cds.c
@@ -132,10 +132,9 @@ mpc85xx_cds_pcibios_fixup(void)

#ifdef CONFIG_PPC_I8259
#warning The i8259 PIC support is currently broken
-static void mpc85xx_8259_cascade(unsigned int irq, struct
- irq_desc *desc, struct pt_regs *regs)
+static void mpc85xx_8259_cascade(unsigned int irq, struct irq_desc *desc)
{
- unsigned int cascade_irq = i8259_irq(regs);
+ unsigned int cascade_irq = i8259_irq();

if (cascade_irq != NO_IRQ)
generic_handle_irq(cascade_irq);
@@ -150,8 +149,10 @@ void __init mpc85xx_cds_pic_init(void)
struct mpic *mpic;
struct resource r;
struct device_node *np = NULL;
+#ifdef CONFIG_PPC_I8259
struct device_node *cascade_node = NULL;
int cascade_irq;
+#endif

np = of_find_node_by_type(np, "open-pic");

Index: linux-2.6/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
===================================================================
--- linux-2.6.orig/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
+++ linux-2.6/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
@@ -53,10 +53,9 @@ unsigned long pci_dram_offset = 0;


#ifdef CONFIG_PCI
-static void mpc86xx_8259_cascade(unsigned int irq, struct irq_desc *desc,
- struct pt_regs *regs)
+static void mpc86xx_8259_cascade(unsigned int irq, struct irq_desc *desc)
{
- unsigned int cascade_irq = i8259_irq(regs);
+ unsigned int cascade_irq = i8259_irq();
if (cascade_irq != NO_IRQ)
generic_handle_irq(cascade_irq);
desc->chip->eoi(irq);
Index: linux-2.6/arch/powerpc/platforms/cell/interrupt.c
===================================================================
--- linux-2.6.orig/arch/powerpc/platforms/cell/interrupt.c
+++ linux-2.6/arch/powerpc/platforms/cell/interrupt.c
@@ -98,8 +98,7 @@ static void iic_ioexc_eoi(unsigned int i
{
}

-static void iic_ioexc_cascade(unsigned int irq, struct irq_desc *desc,
- struct pt_regs *regs)
+static void iic_ioexc_cascade(unsigned int irq, struct irq_desc *desc)
{
struct cbe_iic_regs __iomem *node_iic = (void __iomem *)desc->handler_data;
unsigned int base = (irq & 0xffffff00) | IIC_IRQ_TYPE_IOEXC;
@@ -140,7 +139,7 @@ static struct irq_chip iic_ioexc_chip =
};

/* Get an IRQ number from the pending state register of the IIC */
-static unsigned int iic_get_irq(struct pt_regs *regs)
+static unsigned int iic_get_irq(void)
{
struct cbe_iic_pending_bits pending;
struct iic *iic;
Index: linux-2.6/arch/powerpc/platforms/chrp/setup.c
===================================================================
--- linux-2.6.orig/arch/powerpc/platforms/chrp/setup.c
+++ linux-2.6/arch/powerpc/platforms/chrp/setup.c
@@ -70,7 +70,7 @@ unsigned long event_scan_interval;
* has to include <linux/interrupt.h> (to get irqreturn_t), which
* causes all sorts of problems. -- paulus
*/
-extern irqreturn_t xmon_irq(int, void *, struct pt_regs *);
+extern irqreturn_t xmon_irq(int, void *);

extern unsigned long loops_per_jiffy;

@@ -335,10 +335,9 @@ chrp_event_scan(unsigned long unused)
jiffies + event_scan_interval);
}

-static void chrp_8259_cascade(unsigned int irq, struct irq_desc *desc,
- struct pt_regs *regs)
+static void chrp_8259_cascade(unsigned int irq, struct irq_desc *desc)
{
- unsigned int cascade_irq = i8259_irq(regs);
+ unsigned int cascade_irq = i8259_irq();
if (cascade_irq != NO_IRQ)
generic_handle_irq(cascade_irq);
desc->chip->eoi(irq);
Index: linux-2.6/arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.c
===================================================================
--- linux-2.6.orig/arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.c
+++ linux-2.6/arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.c
@@ -61,8 +61,7 @@ pci_dram_offset = MPC7448_HPC2_PCI_MEM_O
extern int tsi108_setup_pci(struct device_node *dev);
extern void _nmask_and_or_msr(unsigned long nmask, unsigned long or_val);
extern void tsi108_pci_int_init(void);
-extern void tsi108_irq_cascade(unsigned int irq, struct irq_desc *desc,
- struct pt_regs *regs);
+extern void tsi108_irq_cascade(unsigned int irq, struct irq_desc *desc);

int mpc7448_hpc2_exclude_device(u_char bus, u_char devfn)
{
@@ -200,7 +199,7 @@ static void __init mpc7448_hpc2_init_IRQ
tsi_pic = of_find_node_by_type(NULL, "open-pic");
if (tsi_pic) {
unsigned int size;
- void *prop = get_property(tsi_pic, "reg", &size);
+ const void *prop = get_property(tsi_pic, "reg", &size);
mpic_paddr = of_translate_address(tsi_pic, prop);
}

Index: linux-2.6/arch/powerpc/platforms/powermac/pic.c
===================================================================
--- linux-2.6.orig/arch/powerpc/platforms/powermac/pic.c
+++ linux-2.6/arch/powerpc/platforms/powermac/pic.c
@@ -42,7 +42,7 @@
* has to include <linux/interrupt.h> (to get irqreturn_t), which
* causes all sorts of problems. -- paulus
*/
-extern irqreturn_t xmon_irq(int, void *, struct pt_regs *);
+extern irqreturn_t xmon_irq(int, void *);

#ifdef CONFIG_PPC32
struct pmac_irq_hw {
@@ -210,7 +210,7 @@ static struct irq_chip pmac_pic = {
.retrigger = pmac_retrigger,
};

-static irqreturn_t gatwick_action(int cpl, void *dev_id, struct pt_regs *regs)
+static irqreturn_t gatwick_action(int cpl, void *dev_id)
{
unsigned long flags;
int irq, bits;
@@ -235,18 +235,18 @@ static irqreturn_t gatwick_action(int cp
return rc;
}

-static unsigned int pmac_pic_get_irq(struct pt_regs *regs)
+static unsigned int pmac_pic_get_irq(void)
{
int irq;
unsigned long bits = 0;
unsigned long flags;

#ifdef CONFIG_SMP
- void psurge_smp_message_recv(struct pt_regs *);
+ void psurge_smp_message_recv(void);

/* IPI's are a hack on the powersurge -- Cort */
if ( smp_processor_id() != 0 ) {
- psurge_smp_message_recv(regs);
+ psurge_smp_message_recv();
return NO_IRQ_IGNORE; /* ignore, already handled */
}
#endif /* CONFIG_SMP */
@@ -444,7 +444,7 @@ static void pmac_u3_cascade(unsigned int
{
struct mpic *mpic = desc->handler_data;

- unsigned int cascade_irq = mpic_get_one_irq(mpic, get_irq_regs());
+ unsigned int cascade_irq = mpic_get_one_irq(mpic);
if (cascade_irq != NO_IRQ)
generic_handle_irq(cascade_irq);
desc->chip->eoi(irq);
Index: linux-2.6/arch/powerpc/platforms/powermac/pic.h
===================================================================
--- linux-2.6.orig/arch/powerpc/platforms/powermac/pic.h
+++ linux-2.6/arch/powerpc/platforms/powermac/pic.h
@@ -5,7 +5,7 @@

extern struct hw_interrupt_type pmac_pic;

-void pmac_pic_init(void);
-int pmac_get_irq(struct pt_regs *regs);
+extern void pmac_pic_init(void);
+extern int pmac_get_irq(void);

#endif /* __PPC_PLATFORMS_PMAC_PIC_H */
Index: linux-2.6/arch/powerpc/platforms/powermac/smp.c
===================================================================
--- linux-2.6.orig/arch/powerpc/platforms/powermac/smp.c
+++ linux-2.6/arch/powerpc/platforms/powermac/smp.c
@@ -160,7 +160,7 @@ static inline void psurge_clr_ipi(int cp
*/
static unsigned long psurge_smp_message[NR_CPUS];

-void psurge_smp_message_recv(struct pt_regs *regs)
+void psurge_smp_message_recv(void)
{
int cpu = smp_processor_id();
int msg;
@@ -174,12 +174,12 @@ void psurge_smp_message_recv(struct pt_r
/* make sure there is a message there */
for (msg = 0; msg < 4; msg++)
if (test_and_clear_bit(msg, &psurge_smp_message[cpu]))
- smp_message_recv(msg, regs);
+ smp_message_recv(msg);
}

-irqreturn_t psurge_primary_intr(int irq, void *d, struct pt_regs *regs)
+irqreturn_t psurge_primary_intr(int irq, void *d)
{
- psurge_smp_message_recv(regs);
+ psurge_smp_message_recv();
return IRQ_HANDLED;
}

Index: linux-2.6/arch/powerpc/platforms/pseries/xics.c
===================================================================
--- linux-2.6.orig/arch/powerpc/platforms/pseries/xics.c
+++ linux-2.6/arch/powerpc/platforms/pseries/xics.c
@@ -308,14 +308,14 @@ static inline unsigned int xics_remap_ir
return NO_IRQ;
}

-static unsigned int xics_get_irq_direct(struct pt_regs *regs)
+static unsigned int xics_get_irq_direct(void)
{
unsigned int cpu = smp_processor_id();

return xics_remap_irq(direct_xirr_info_get(cpu));
}

-static unsigned int xics_get_irq_lpar(struct pt_regs *regs)
+static unsigned int xics_get_irq_lpar(void)
{
unsigned int cpu = smp_processor_id();

Index: linux-2.6/arch/powerpc/sysdev/cpm2_pic.c
===================================================================
--- linux-2.6.orig/arch/powerpc/sysdev/cpm2_pic.c
+++ linux-2.6/arch/powerpc/sysdev/cpm2_pic.c
@@ -147,7 +147,7 @@ static struct irq_chip cpm2_pic = {
.end = cpm2_end_irq,
};

-unsigned int cpm2_get_irq(struct pt_regs *regs)
+unsigned int cpm2_get_irq(void)
{
int irq;
unsigned long bits;
Index: linux-2.6/arch/powerpc/sysdev/cpm2_pic.h
===================================================================
--- linux-2.6.orig/arch/powerpc/sysdev/cpm2_pic.h
+++ linux-2.6/arch/powerpc/sysdev/cpm2_pic.h
@@ -3,7 +3,7 @@

extern intctl_cpm2_t *cpm2_intctl;

-extern unsigned int cpm2_get_irq(struct pt_regs *regs);
+extern unsigned int cpm2_get_irq(void);

extern void cpm2_pic_init(struct device_node*);

Index: linux-2.6/arch/powerpc/sysdev/i8259.c
===================================================================
--- linux-2.6.orig/arch/powerpc/sysdev/i8259.c
+++ linux-2.6/arch/powerpc/sysdev/i8259.c
@@ -34,7 +34,7 @@ static struct irq_host *i8259_host;
* which is called. It should be noted that polling is broken on some
* IBM and Motorola PReP boxes so we must use the int-ack feature on them.
*/
-unsigned int i8259_irq(struct pt_regs *regs)
+unsigned int i8259_irq(void)
{
int irq;
int lock = 0;
Index: linux-2.6/arch/powerpc/sysdev/ipic.c
===================================================================
--- linux-2.6.orig/arch/powerpc/sysdev/ipic.c
+++ linux-2.6/arch/powerpc/sysdev/ipic.c
@@ -709,7 +709,7 @@ void ipic_clear_mcp_status(u32 mask)
}

/* Return an interrupt vector or NO_IRQ if no interrupt is pending. */
-unsigned int ipic_get_irq(struct pt_regs *regs)
+unsigned int ipic_get_irq(void)
{
int irq;

Index: linux-2.6/arch/powerpc/sysdev/mpic.c
===================================================================
--- linux-2.6.orig/arch/powerpc/sysdev/mpic.c
+++ linux-2.6/arch/powerpc/sysdev/mpic.c
@@ -1217,7 +1217,7 @@ void mpic_send_ipi(unsigned int ipi_no,
mpic_physmask(cpu_mask & cpus_addr(cpu_online_map)[0]));
}

-unsigned int mpic_get_one_irq(struct mpic *mpic, struct pt_regs *regs)
+unsigned int mpic_get_one_irq(struct mpic *mpic)
{
u32 src;

@@ -1230,13 +1230,13 @@ unsigned int mpic_get_one_irq(struct mpi
return irq_linear_revmap(mpic->irqhost, src);
}

-unsigned int mpic_get_irq(struct pt_regs *regs)
+unsigned int mpic_get_irq(void)
{
struct mpic *mpic = mpic_primary;

BUG_ON(mpic == NULL);

- return mpic_get_one_irq(mpic, regs);
+ return mpic_get_one_irq(mpic);
}


Index: linux-2.6/arch/powerpc/sysdev/qe_lib/qe_ic.c
===================================================================
--- linux-2.6.orig/arch/powerpc/sysdev/qe_lib/qe_ic.c
+++ linux-2.6/arch/powerpc/sysdev/qe_lib/qe_ic.c
@@ -300,7 +300,7 @@ static struct irq_host_ops qe_ic_host_op
};

/* Return an interrupt vector or NO_IRQ if no interrupt is pending. */
-unsigned int qe_ic_get_low_irq(struct qe_ic *qe_ic, struct pt_regs *regs)
+unsigned int qe_ic_get_low_irq(struct qe_ic *qe_ic)
{
int irq;

@@ -316,7 +316,7 @@ unsigned int qe_ic_get_low_irq(struct qe
}

/* Return an interrupt vector or NO_IRQ if no interrupt is pending. */
-unsigned int qe_ic_get_high_irq(struct qe_ic *qe_ic, struct pt_regs *regs)
+unsigned int qe_ic_get_high_irq(struct qe_ic *qe_ic)
{
int irq;

@@ -333,13 +333,12 @@ unsigned int qe_ic_get_high_irq(struct q

/* FIXME: We mask all the QE Low interrupts while handling. We should
* let other interrupt come in, but BAD interrupts are generated */
-void fastcall qe_ic_cascade_low(unsigned int irq, struct irq_desc *desc,
- struct pt_regs *regs)
+void fastcall qe_ic_cascade_low(unsigned int irq, struct irq_desc *desc)
{
struct qe_ic *qe_ic = desc->handler_data;
struct irq_chip *chip = irq_desc[irq].chip;

- unsigned int cascade_irq = qe_ic_get_low_irq(qe_ic, regs);
+ unsigned int cascade_irq = qe_ic_get_low_irq(qe_ic);

chip->mask_ack(irq);
if (cascade_irq != NO_IRQ)
@@ -349,13 +348,12 @@ void fastcall qe_ic_cascade_low(unsigned

/* FIXME: We mask all the QE High interrupts while handling. We should
* let other interrupt come in, but BAD interrupts are generated */
-void fastcall qe_ic_cascade_high(unsigned int irq, struct irq_desc *desc,
- struct pt_regs *regs)
+void fastcall qe_ic_cascade_high(unsigned int irq, struct irq_desc *desc)
{
struct qe_ic *qe_ic = desc->handler_data;
struct irq_chip *chip = irq_desc[irq].chip;

- unsigned int cascade_irq = qe_ic_get_high_irq(qe_ic, regs);
+ unsigned int cascade_irq = qe_ic_get_high_irq(qe_ic);

chip->mask_ack(irq);
if (cascade_irq != NO_IRQ)
Index: linux-2.6/arch/powerpc/sysdev/tsi108_pci.c
===================================================================
--- linux-2.6.orig/arch/powerpc/sysdev/tsi108_pci.c
+++ linux-2.6/arch/powerpc/sysdev/tsi108_pci.c
@@ -405,8 +405,7 @@ void __init tsi108_pci_int_init(void)
init_pci_source();
}

-void tsi108_irq_cascade(unsigned int irq, struct irq_desc *desc,
- struct pt_regs *regs)
+void tsi108_irq_cascade(unsigned int irq, struct irq_desc *desc)
{
unsigned int cascade_irq = get_pci_source();
if (cascade_irq != NO_IRQ)
Index: linux-2.6/arch/ppc/platforms/85xx/mpc8560_ads.c
===================================================================
--- linux-2.6.orig/arch/ppc/platforms/85xx/mpc8560_ads.c
+++ linux-2.6/arch/ppc/platforms/85xx/mpc8560_ads.c
@@ -211,10 +211,10 @@ mpc8560ads_setup_arch(void)
#endif
}

-static irqreturn_t cpm2_cascade(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t cpm2_cascade(int irq, void *dev_id)
{
- while ((irq = cpm2_get_irq(regs)) >= 0)
- __do_IRQ(irq, regs);
+ while ((irq = cpm2_get_irq()) >= 0)
+ __do_IRQ(irq);
return IRQ_HANDLED;
}

Index: linux-2.6/arch/ppc/platforms/85xx/mpc85xx_cds_common.c
===================================================================
--- linux-2.6.orig/arch/ppc/platforms/85xx/mpc85xx_cds_common.c
+++ linux-2.6/arch/ppc/platforms/85xx/mpc85xx_cds_common.c
@@ -127,10 +127,10 @@ mpc85xx_cds_show_cpuinfo(struct seq_file
}

#ifdef CONFIG_CPM2
-static irqreturn_t cpm2_cascade(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t cpm2_cascade(int irq, void *dev_id)
{
- while((irq = cpm2_get_irq(regs)) >= 0)
- __do_IRQ(irq, regs);
+ while((irq = cpm2_get_irq()) >= 0)
+ __do_IRQ(irq);
return IRQ_HANDLED;
}

Index: linux-2.6/arch/ppc/platforms/85xx/stx_gp3.c
===================================================================
--- linux-2.6.orig/arch/ppc/platforms/85xx/stx_gp3.c
+++ linux-2.6/arch/ppc/platforms/85xx/stx_gp3.c
@@ -156,10 +156,10 @@ gp3_setup_arch(void)
printk ("bi_immr_base = %8.8lx\n", binfo->bi_immr_base);
}

-static irqreturn_t cpm2_cascade(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t cpm2_cascade(int irq, void *dev_id)
{
- while ((irq = cpm2_get_irq(regs)) >= 0)
- __do_IRQ(irq, regs);
+ while ((irq = cpm2_get_irq()) >= 0)
+ __do_IRQ(irq);

return IRQ_HANDLED;
}
Index: linux-2.6/arch/ppc/platforms/85xx/tqm85xx.c
===================================================================
--- linux-2.6.orig/arch/ppc/platforms/85xx/tqm85xx.c
+++ linux-2.6/arch/ppc/platforms/85xx/tqm85xx.c
@@ -181,10 +181,10 @@ tqm85xx_setup_arch(void)
}

#ifdef CONFIG_MPC8560
-static irqreturn_t cpm2_cascade(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t cpm2_cascade(int irq, void *dev_id)
{
- while ((irq = cpm2_get_irq(regs)) >= 0)
- __do_IRQ(irq, regs);
+ while ((irq = cpm2_get_irq()) >= 0)
+ __do_IRQ(irq);
return IRQ_HANDLED;
}

Index: linux-2.6/include/asm-powerpc/ibmebus.h
===================================================================
--- linux-2.6.orig/include/asm-powerpc/ibmebus.h
+++ linux-2.6/include/asm-powerpc/ibmebus.h
@@ -65,7 +65,7 @@ void ibmebus_unregister_driver(struct ib

int ibmebus_request_irq(struct ibmebus_dev *dev,
u32 ist,
- irqreturn_t (*handler)(int, void*, struct pt_regs *),
+ irqreturn_t (*handler)(int, void*),
unsigned long irq_flags, const char * devname,
void *dev_id);
void ibmebus_free_irq(struct ibmebus_dev *dev, u32 ist, void *dev_id);
Index: linux-2.6/include/asm-powerpc/machdep.h
===================================================================
--- linux-2.6.orig/include/asm-powerpc/machdep.h
+++ linux-2.6/include/asm-powerpc/machdep.h
@@ -97,7 +97,7 @@ struct machdep_calls {
void (*show_percpuinfo)(struct seq_file *m, int i);

void (*init_IRQ)(void);
- unsigned int (*get_irq)(struct pt_regs *);
+ unsigned int (*get_irq)(void);
#ifdef CONFIG_KEXEC
void (*kexec_cpu_down)(int crash_shutdown, int secondary);
#endif
Index: linux-2.6/include/asm-powerpc/i8259.h
===================================================================
--- linux-2.6.orig/include/asm-powerpc/i8259.h
+++ linux-2.6/include/asm-powerpc/i8259.h
@@ -6,10 +6,10 @@

#ifdef CONFIG_PPC_MERGE
extern void i8259_init(struct device_node *node, unsigned long intack_addr);
-extern unsigned int i8259_irq(struct pt_regs *regs);
+extern unsigned int i8259_irq(void);
#else
extern void i8259_init(unsigned long intack_addr, int offset);
-extern int i8259_irq(struct pt_regs *regs);
+extern int i8259_irq(void);
#endif

#endif /* __KERNEL__ */
Index: linux-2.6/arch/powerpc/kernel/irq.c
===================================================================
--- linux-2.6.orig/arch/powerpc/kernel/irq.c
+++ linux-2.6/arch/powerpc/kernel/irq.c
@@ -217,7 +217,7 @@ void do_IRQ(struct pt_regs *regs)
* The value -2 is for buggy hardware and means that this IRQ
* has already been handled. -- Tom
*/
- irq = ppc_md.get_irq(regs);
+ irq = ppc_md.get_irq();

if (irq != NO_IRQ && irq != NO_IRQ_IGNORE) {
#ifdef CONFIG_IRQSTACKS
Index: linux-2.6/include/asm-powerpc/mpic.h
===================================================================
--- linux-2.6.orig/include/asm-powerpc/mpic.h
+++ linux-2.6/include/asm-powerpc/mpic.h
@@ -409,9 +409,9 @@ extern void mpic_send_ipi(unsigned int i
void smp_mpic_message_pass(int target, int msg);

/* Fetch interrupt from a given mpic */
-extern unsigned int mpic_get_one_irq(struct mpic *mpic, struct pt_regs *regs);
+extern unsigned int mpic_get_one_irq(struct mpic *mpic);
/* This one gets to the primary mpic */
-extern unsigned int mpic_get_irq(struct pt_regs *regs);
+extern unsigned int mpic_get_irq(void);

/* Set the EPIC clock ratio */
void mpic_set_clk_ratio(struct mpic *mpic, u32 clock_ratio);
Index: linux-2.6/include/asm-powerpc/iseries/it_lp_queue.h
===================================================================
--- linux-2.6.orig/include/asm-powerpc/iseries/it_lp_queue.h
+++ linux-2.6/include/asm-powerpc/iseries/it_lp_queue.h
@@ -72,7 +72,7 @@ struct hvlpevent_queue {
extern struct hvlpevent_queue hvlpevent_queue;

extern int hvlpevent_is_pending(void);
-extern void process_hvlpevents(struct pt_regs *);
+extern void process_hvlpevents(void);
extern void setup_hvlpevent_queue(void);

#endif /* _ASM_POWERPC_ISERIES_IT_LP_QUEUE_H */
Index: linux-2.6/include/asm-powerpc/iseries/hv_lp_event.h
===================================================================
--- linux-2.6.orig/include/asm-powerpc/iseries/hv_lp_event.h
+++ linux-2.6/include/asm-powerpc/iseries/hv_lp_event.h
@@ -50,7 +50,7 @@ struct HvLpEvent {
u64 xCorrelationToken; /* Unique value for source/type x10-x17 */
};

-typedef void (*LpEventHandler)(struct HvLpEvent *, struct pt_regs *);
+typedef void (*LpEventHandler)(struct HvLpEvent *);

/* Register a handler for an event type - returns 0 on success */
extern int HvLpEvent_registerHandler(HvLpEvent_Type eventType,
Index: linux-2.6/arch/powerpc/kernel/time.c
===================================================================
--- linux-2.6.orig/arch/powerpc/kernel/time.c
+++ linux-2.6/arch/powerpc/kernel/time.c
@@ -706,7 +706,7 @@ void timer_interrupt(struct pt_regs * re

#ifdef CONFIG_PPC_ISERIES
if (hvlpevent_is_pending())
- process_hvlpevents(regs);
+ process_hvlpevents();
#endif

#ifdef CONFIG_PPC64
Index: linux-2.6/drivers/char/viocons.c
===================================================================
--- linux-2.6.orig/drivers/char/viocons.c
+++ linux-2.6/drivers/char/viocons.c
@@ -947,7 +947,7 @@ static void vioHandleData(struct HvLpEve
*/
continue;
} else if (vio_sysrq_pressed) {
- handle_sysrq(cevent->data[index], NULL, tty);
+ handle_sysrq(cevent->data[index], tty);
vio_sysrq_pressed = 0;
/*
* continue because we don't want to add
Index: linux-2.6/arch/ppc/kernel/time.c
===================================================================
--- linux-2.6.orig/arch/ppc/kernel/time.c
+++ linux-2.6/arch/ppc/kernel/time.c
@@ -142,7 +142,7 @@ void timer_interrupt(struct pt_regs * re
while ((next_dec = tb_ticks_per_jiffy - tb_delta(&jiffy_stamp)) <= 0) {
jiffy_stamp += tb_ticks_per_jiffy;

- profile_tick(CPU_PROFILING, regs);
+ profile_tick(CPU_PROFILING);
update_process_times(user_mode(regs));

if (smp_processor_id())
Index: linux-2.6/include/asm-ppc/floppy.h
===================================================================
--- linux-2.6.orig/include/asm-ppc/floppy.h
+++ linux-2.6/include/asm-ppc/floppy.h
@@ -38,14 +38,14 @@ static int virtual_dma_mode;
static int doing_vdma;
static struct fd_dma_ops *fd_ops;

-static irqreturn_t floppy_hardint(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t floppy_hardint(int irq, void *dev_id)
{
unsigned char st;
int lcount;
char *lptr;

if (!doing_vdma)
- return floppy_interrupt(irq, dev_id, regs);
+ return floppy_interrupt(irq, dev_id);


st = 1;
@@ -69,7 +69,7 @@ static irqreturn_t floppy_hardint(int ir
virtual_dma_residue += virtual_dma_count;
virtual_dma_count=0;
doing_vdma = 0;
- floppy_interrupt(irq, dev_id, regs);
+ floppy_interrupt(irq, dev_id);
return IRQ_HANDLED;
}
return IRQ_HANDLED;
Index: linux-2.6/include/asm-ppc/machdep.h
===================================================================
--- linux-2.6.orig/include/asm-ppc/machdep.h
+++ linux-2.6/include/asm-ppc/machdep.h
@@ -43,7 +43,7 @@ struct machdep_calls {
/* Optional, may be NULL. */
unsigned int (*irq_canonicalize)(unsigned int irq);
void (*init_IRQ)(void);
- int (*get_irq)(struct pt_regs *);
+ int (*get_irq)(void);

/* A general init function, called by ppc_init in init/main.c.
May be NULL. DEPRECATED ! */
Index: linux-2.6/arch/ppc/syslib/i8259.c
===================================================================
--- linux-2.6.orig/arch/ppc/syslib/i8259.c
+++ linux-2.6/arch/ppc/syslib/i8259.c
@@ -28,7 +28,7 @@ static int i8259_pic_irq_offset;
* which is called. It should be noted that polling is broken on some
* IBM and Motorola PReP boxes so we must use the int-ack feature on them.
*/
-int i8259_irq(struct pt_regs *regs)
+int i8259_irq(void)
{
int irq;

Index: linux-2.6/include/asm-powerpc/ipic.h
===================================================================
--- linux-2.6.orig/include/asm-powerpc/ipic.h
+++ linux-2.6/include/asm-powerpc/ipic.h
@@ -79,12 +79,12 @@ extern void ipic_clear_mcp_status(u32 ma

#ifdef CONFIG_PPC_MERGE
extern void ipic_init(struct device_node *node, unsigned int flags);
-extern unsigned int ipic_get_irq(struct pt_regs *regs);
+extern unsigned int ipic_get_irq(void);
#else
extern void ipic_init(phys_addr_t phys_addr, unsigned int flags,
unsigned int irq_offset,
unsigned char *senses, unsigned int senses_count);
-extern int ipic_get_irq(struct pt_regs *regs);
+extern int ipic_get_irq(void);
#endif

#endif /* __ASM_IPIC_H__ */
Index: linux-2.6/arch/powerpc/platforms/pseries/setup.c
===================================================================
--- linux-2.6.orig/arch/powerpc/platforms/pseries/setup.c
+++ linux-2.6/arch/powerpc/platforms/pseries/setup.c
@@ -123,7 +123,7 @@ static void __init fwnmi_init(void)

void pseries_8259_cascade(unsigned int irq, struct irq_desc *desc)
{
- unsigned int cascade_irq = i8259_irq(get_irq_regs());
+ unsigned int cascade_irq = i8259_irq();
if (cascade_irq != NO_IRQ)
generic_handle_irq(cascade_irq);
desc->chip->eoi(irq);
-
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