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Subject[PATCH 6/21] ACPI: Use struct dev_pm_ops for power management in processor driver
Date
From: Rafael J. Wysocki <rjw@sisk.pl>

Make the ACPI processor driver define its PM callbacks through
a struct dev_pm_ops object rather than by using legacy PM hooks
in struct acpi_device_ops.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
---
drivers/acpi/processor_driver.c | 6 ++++--
drivers/acpi/processor_idle.c | 4 ++--
include/acpi/processor.h | 4 ++--
3 files changed, 8 insertions(+), 6 deletions(-)

Index: linux/drivers/acpi/processor_driver.c
===================================================================
--- linux.orig/drivers/acpi/processor_driver.c
+++ linux/drivers/acpi/processor_driver.c
@@ -93,6 +93,9 @@ static const struct acpi_device_id proce
};
MODULE_DEVICE_TABLE(acpi, processor_device_ids);

+static SIMPLE_DEV_PM_OPS(acpi_processor_pm,
+ acpi_processor_suspend, acpi_processor_resume);
+
static struct acpi_driver acpi_processor_driver = {
.name = "processor",
.class = ACPI_PROCESSOR_CLASS,
@@ -100,10 +103,9 @@ static struct acpi_driver acpi_processor
.ops = {
.add = acpi_processor_add,
.remove = acpi_processor_remove,
- .suspend = acpi_processor_suspend,
- .resume = acpi_processor_resume,
.notify = acpi_processor_notify,
},
+ .drv.pm = &acpi_processor_pm,
};

#define INSTALL_NOTIFY_HANDLER 1
Index: linux/include/acpi/processor.h
===================================================================
--- linux.orig/include/acpi/processor.h
+++ linux/include/acpi/processor.h
@@ -334,8 +334,8 @@ int acpi_processor_cst_has_changed(struc
int acpi_processor_hotplug(struct acpi_processor *pr);
int acpi_processor_power_exit(struct acpi_processor *pr,
struct acpi_device *device);
-int acpi_processor_suspend(struct acpi_device * device);
-int acpi_processor_resume(struct acpi_device * device);
+int acpi_processor_suspend(struct device *dev);
+int acpi_processor_resume(struct device *dev);
extern struct cpuidle_driver acpi_idle_driver;

/* in processor_thermal.c */
Index: linux/drivers/acpi/processor_idle.c
===================================================================
--- linux.orig/drivers/acpi/processor_idle.c
+++ linux/drivers/acpi/processor_idle.c
@@ -241,7 +241,7 @@ static void acpi_idle_bm_rld_restore(voi
acpi_write_bit_register(ACPI_BITREG_BUS_MASTER_RLD, saved_bm_rld);
}

-int acpi_processor_suspend(struct acpi_device * device)
+int acpi_processor_suspend(struct device *dev)
{
if (acpi_idle_suspend == 1)
return 0;
@@ -251,7 +251,7 @@ int acpi_processor_suspend(struct acpi_d
return 0;
}

-int acpi_processor_resume(struct acpi_device * device)
+int acpi_processor_resume(struct device *dev)
{
if (acpi_idle_suspend == 0)
return 0;


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