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| author | Rafael J. Wysocki <rjw@sisk.pl> | 2012-06-27 23:26:43 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rjw@sisk.pl> | 2012-07-01 13:31:00 +0200 |
| commit | a6f50dc8ef26819c510cda84477dd60e3d1c90bb (patch) | |
| tree | 8e8d6184d18bd9af43dc96852d6f908ba4ac039a /drivers/acpi | |
| parent | ccda70698057fd8dae7beeac147cdeead33dd543 (diff) | |
| download | linux-a6f50dc8ef26819c510cda84477dd60e3d1c90bb.tar.bz2 | |
ACPI: Use struct dev_pm_ops for power management in the battery driver
Make the ACPI battery 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>
Diffstat (limited to 'drivers/acpi')
| -rw-r--r-- | drivers/acpi/battery.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c index 7dd3f9fb9f3f..023f9c8534d0 100644 --- a/drivers/acpi/battery.c +++ b/drivers/acpi/battery.c @@ -1044,17 +1044,24 @@ static int acpi_battery_remove(struct acpi_device *device, int type) } /* this is needed to learn about changes made in suspended state */ -static int acpi_battery_resume(struct acpi_device *device) +static int acpi_battery_resume(struct device *dev) { struct acpi_battery *battery; - if (!device) + + if (!dev) return -EINVAL; - battery = acpi_driver_data(device); + + battery = acpi_driver_data(to_acpi_device(dev)); + if (!battery) + return -EINVAL; + battery->update_time = 0; acpi_battery_update(battery); return 0; } +static SIMPLE_DEV_PM_OPS(acpi_battery_pm, NULL, acpi_battery_resume); + static struct acpi_driver acpi_battery_driver = { .name = "battery", .class = ACPI_BATTERY_CLASS, @@ -1062,10 +1069,10 @@ static struct acpi_driver acpi_battery_driver = { .flags = ACPI_DRIVER_ALL_NOTIFY_EVENTS, .ops = { .add = acpi_battery_add, - .resume = acpi_battery_resume, .remove = acpi_battery_remove, .notify = acpi_battery_notify, }, + .drv.pm = &acpi_battery_pm, }; static void __init acpi_battery_init_async(void *unused, async_cookie_t cookie) |