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-rw-r--r--arch/arm/mach-integrator/time.c5
-rw-r--r--arch/i386/kernel/time_hpet.c2
-rw-r--r--arch/sh64/kernel/time.c7
-rw-r--r--arch/x86_64/kernel/time.c2
-rw-r--r--include/linux/rtc.h3
5 files changed, 10 insertions, 9 deletions
diff --git a/arch/arm/mach-integrator/time.c b/arch/arm/mach-integrator/time.c
index 9f46aaef8968..3c22c16b38bf 100644
--- a/arch/arm/mach-integrator/time.c
+++ b/arch/arm/mach-integrator/time.c
@@ -96,7 +96,8 @@ static struct rtc_ops rtc_ops = {
.set_alarm = rtc_set_alarm,
};
-static irqreturn_t rtc_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t arm_rtc_interrupt(int irq, void *dev_id,
+ struct pt_regs *regs)
{
writel(0, rtc_base + RTC_EOI);
return IRQ_HANDLED;
@@ -124,7 +125,7 @@ static int rtc_probe(struct amba_device *dev, void *id)
xtime.tv_sec = __raw_readl(rtc_base + RTC_DR);
- ret = request_irq(dev->irq[0], rtc_interrupt, SA_INTERRUPT,
+ ret = request_irq(dev->irq[0], arm_rtc_interrupt, SA_INTERRUPT,
"rtc-pl030", dev);
if (ret)
goto map_out;
diff --git a/arch/i386/kernel/time_hpet.c b/arch/i386/kernel/time_hpet.c
index 9caeaa315cd7..a529f0cdce17 100644
--- a/arch/i386/kernel/time_hpet.c
+++ b/arch/i386/kernel/time_hpet.c
@@ -259,8 +259,6 @@ __setup("hpet=", hpet_setup);
#include <linux/mc146818rtc.h>
#include <linux/rtc.h>
-extern irqreturn_t rtc_interrupt(int irq, void *dev_id, struct pt_regs *regs);
-
#define DEFAULT_RTC_INT_FREQ 64
#define RTC_NUM_INTS 1
diff --git a/arch/sh64/kernel/time.c b/arch/sh64/kernel/time.c
index 870fe5327e09..1195af37ee5a 100644
--- a/arch/sh64/kernel/time.c
+++ b/arch/sh64/kernel/time.c
@@ -417,7 +417,7 @@ static __init unsigned int get_cpu_hz(void)
/*
** Regardless the toolchain, force the compiler to use the
** arbitrary register r3 as a clock tick counter.
- ** NOTE: r3 must be in accordance with rtc_interrupt()
+ ** NOTE: r3 must be in accordance with sh64_rtc_interrupt()
*/
register unsigned long long __rtc_irq_flag __asm__ ("r3");
@@ -482,7 +482,8 @@ static __init unsigned int get_cpu_hz(void)
#endif
}
-static irqreturn_t rtc_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t sh64_rtc_interrupt(int irq, void *dev_id,
+ struct pt_regs *regs)
{
ctrl_outb(0, RCR1); /* Disable Carry Interrupts */
regs->regs[3] = 1; /* Using r3 */
@@ -491,7 +492,7 @@ static irqreturn_t rtc_interrupt(int irq, void *dev_id, struct pt_regs *regs)
}
static struct irqaction irq0 = { timer_interrupt, SA_INTERRUPT, CPU_MASK_NONE, "timer", NULL, NULL};
-static struct irqaction irq1 = { rtc_interrupt, SA_INTERRUPT, CPU_MASK_NONE, "rtc", NULL, NULL};
+static struct irqaction irq1 = { sh64_rtc_interrupt, SA_INTERRUPT, CPU_MASK_NONE, "rtc", NULL, NULL};
void __init time_init(void)
{
diff --git a/arch/x86_64/kernel/time.c b/arch/x86_64/kernel/time.c
index 74102796e5c0..43c9fa0f8d5f 100644
--- a/arch/x86_64/kernel/time.c
+++ b/arch/x86_64/kernel/time.c
@@ -1075,8 +1075,6 @@ device_initcall(time_init_device);
*/
#include <linux/rtc.h>
-extern irqreturn_t rtc_interrupt(int irq, void *dev_id, struct pt_regs *regs);
-
#define DEFAULT_RTC_INT_FREQ 64
#define RTC_NUM_INTS 1
diff --git a/include/linux/rtc.h b/include/linux/rtc.h
index e1aaf1fac8e0..0b2ba67ff13c 100644
--- a/include/linux/rtc.h
+++ b/include/linux/rtc.h
@@ -11,6 +11,8 @@
#ifndef _LINUX_RTC_H_
#define _LINUX_RTC_H_
+#include <linux/interrupt.h>
+
/*
* The struct used to pass data via the following ioctl. Similar to the
* struct tm in <time.h>, but it needs to be here so that the kernel
@@ -102,6 +104,7 @@ int rtc_register(rtc_task_t *task);
int rtc_unregister(rtc_task_t *task);
int rtc_control(rtc_task_t *t, unsigned int cmd, unsigned long arg);
void rtc_get_rtc_time(struct rtc_time *rtc_tm);
+irqreturn_t rtc_interrupt(int irq, void *dev_id, struct pt_regs *regs);
#endif /* __KERNEL__ */