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acer-wmi: deactive mail led when power off 

This patch deactive mail led when laptop is going to hibernete/suspend
or power off. After resume from hibernate/suspend correctly restore
mail led state.

Signed-off-by: Pali Rohár <pali.rohar@gmail.com>
Tested-by: Pali Rohár <pali.rohar@gmail.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
This commit is contained in:
Pali Rohár 2011-02-26 21:18:58 +01:00 committed by Matthew Garrett
parent 143a4c0284
commit 9a0b74fd87
1 changed files with 14 additions and 0 deletions
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14
drivers/platform/x86/acer-wmi.c
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@ -991,6 +991,7 @@ static int __devinit acer_led_init(struct device *dev)
static void acer_led_exit(void)
{
set_u32(LED_OFF, ACER_CAP_MAILLED);
led_classdev_unregister(&mail_led);
}
@ -1553,6 +1554,7 @@ pm_message_t state)
if (has_cap(ACER_CAP_MAILLED)) {
get_u32(&value, ACER_CAP_MAILLED);
set_u32(LED_OFF, ACER_CAP_MAILLED);
data->mailled = value;
}
@ -1580,6 +1582,17 @@ static int acer_platform_resume(struct platform_device *device)
return 0;
}
static void acer_platform_shutdown(struct platform_device *device)
{
struct acer_data *data = &interface->data;
if (!data)
return;
if (has_cap(ACER_CAP_MAILLED))
set_u32(LED_OFF, ACER_CAP_MAILLED);
}
static struct platform_driver acer_platform_driver = {
.driver = {
.name = "acer-wmi",
@ -1589,6 +1602,7 @@ static struct platform_driver acer_platform_driver = {
.remove = acer_platform_remove,
.suspend = acer_platform_suspend,
.resume = acer_platform_resume,
.shutdown = acer_platform_shutdown,
};
static struct platform_device *acer_platform_device;