Eric Lee / linux-smarc-t335x-v3.2

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Commit 9a0b74fd873005122145364d3dfe4e1c9da1dad2

Authored by Pali Rohár
Committed by Matthew Garrett
1 parent 143a4c0284
Exists in master and in 4 other branches v3.2_AM335xPSP_04.06.00.11, v3.2_NEWT335xPSP_04.06.00.11, v3.2_SBC_SMARTMEN, v3.2_SMARCT335xPSP_04.06.00.11

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>

Showing 1 changed file with 14 additions and 0 deletions Side-by-side Diff

drivers/platform/x86/acer-wmi.c
Diff comments   View file @ 9a0b74f
... ... @@ -991,6 +991,7 @@
991 991  
992 992 static void acer_led_exit(void)
993 993 {
  994 + set_u32(LED_OFF, ACER_CAP_MAILLED);
994 995 led_classdev_unregister(&mail_led);
995 996 }
996 997  
... ... @@ -1553,6 +1554,7 @@
1553 1554  
1554 1555 if (has_cap(ACER_CAP_MAILLED)) {
1555 1556 get_u32(&value, ACER_CAP_MAILLED);
  1557 + set_u32(LED_OFF, ACER_CAP_MAILLED);
1556 1558 data->mailled = value;
1557 1559 }
1558 1560  
... ... @@ -1580,6 +1582,17 @@
1580 1582 return 0;
1581 1583 }
1582 1584  
  1585 +static void acer_platform_shutdown(struct platform_device *device)
  1586 +{
  1587 + struct acer_data *data = &interface->data;
  1588 +
  1589 + if (!data)
  1590 + return;
  1591 +
  1592 + if (has_cap(ACER_CAP_MAILLED))
  1593 + set_u32(LED_OFF, ACER_CAP_MAILLED);
  1594 +}
  1595 +
1583 1596 static struct platform_driver acer_platform_driver = {
1584 1597 .driver = {
1585 1598 .name = "acer-wmi",
... ... @@ -1589,6 +1602,7 @@
1589 1602 .remove = acer_platform_remove,
1590 1603 .suspend = acer_platform_suspend,
1591 1604 .resume = acer_platform_resume,
  1605 + .shutdown = acer_platform_shutdown,
1592 1606 };
1593 1607  
1594 1608 static struct platform_device *acer_platform_device;