thinkpad-acpi: add internal hotkey event API
commit54ac64b4cd73a7d99733c1920f1010630e5a5a10
authorHenrique de Moraes Holschuh <hmh@hmh.eng.br>
Wed, 7 Jul 2010 02:06:29 +0000 (6 23:06 -0300)
committerHenrique de Moraes Holschuh <hmh@hmh.eng.br>
Wed, 7 Jul 2010 02:06:29 +0000 (6 23:06 -0300)
tree7815021b1abe1029d49918129451dc91119e57e5
parenta2f8f95bb6ba6828bfdffe2b73e143dac405c79e
thinkpad-acpi: add internal hotkey event API

Add an internal API to the driver, to allow subdrivers to request and
receive HKEY 0x1000 events.  This API will be used by the backlight
(brightness up/down) and upcoming ALSA mixer (volume up/down/mute)
subdrivers.

Signed-off-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
drivers/platform/x86/thinkpad_acpi.c