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ARM / SA1100: Use struct syscore_ops for "core" power management

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Replace the sysdev class and struct sys_device used for power
management by the SA1100 interrupt-handling code with a
struct syscore_ops object which is simpler.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Rafael J. Wysocki 2011-04-22 22:03:03 +02:00
parent b780805614
commit 905339807b
1 changed files with 6 additions and 13 deletions
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19
arch/arm/mach-sa1100/irq.c
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@ -14,7 +14,7 @@
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/ioport.h>
#include <linux/sysdev.h>
#include <linux/syscore_ops.h>
#include <mach/hardware.h>
#include <asm/mach/irq.h>
@ -234,7 +234,7 @@ static struct sa1100irq_state {
unsigned int iccr;
} sa1100irq_state;
static int sa1100irq_suspend(struct sys_device *dev, pm_message_t state)
static int sa1100irq_suspend(void)
{
struct sa1100irq_state *st = &sa1100irq_state;
@ -264,7 +264,7 @@ static int sa1100irq_suspend(struct sys_device *dev, pm_message_t state)
return 0;
}
static int sa1100irq_resume(struct sys_device *dev)
static void sa1100irq_resume(void)
{
struct sa1100irq_state *st = &sa1100irq_state;
@ -277,24 +277,17 @@ static int sa1100irq_resume(struct sys_device *dev)
ICMR = st->icmr;
}
return 0;
}
static struct sysdev_class sa1100irq_sysclass = {
.name = "sa11x0-irq",
static struct syscore_ops sa1100irq_syscore_ops = {
.suspend = sa1100irq_suspend,
.resume = sa1100irq_resume,
};
static struct sys_device sa1100irq_device = {
.id = 0,
.cls = &sa1100irq_sysclass,
};
static int __init sa1100irq_init_devicefs(void)
{
sysdev_class_register(&sa1100irq_sysclass);
return sysdev_register(&sa1100irq_device);
register_syscore_ops(&sa1100irq_syscore_ops);
return 0;
}
device_initcall(sa1100irq_init_devicefs);