thinkpad-acpi: add internal hotkey event API
commit9ab18c16acf9f46f078a3544b7d2df107898f02a
authorHenrique de Moraes Holschuh <hmh@hmh.eng.br>
Fri, 13 May 2011 12:22:14 +0000 (13 09:22 -0300)
committerHenrique de Moraes Holschuh <hmh@hmh.eng.br>
Fri, 13 May 2011 12:22:14 +0000 (13 09:22 -0300)
tree8c5b8373e512d626295230ee4fc3e056524a5807
parent9c09cce4c802303c75596a81aedef397930d4ca9
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