tree 34757a9cb4cc5f3c9a24699315e586db1668b578
parent 54e7e6167d29a4a98207884b2fbd28b0b3fe91f6
author Graeme Gregory <graeme@openmoko.org> 1209576460 +0200
committer Jaroslav Kysela <perex@perex.cz> 1211195954 +0200

[ALSA] soc - DAPM - add hook to read state of DAPM widget

This adds a hook to read the power state of a DAPM widget, I use this
in the gta02 driver to expose certain DAPM widgets in the mixer for
ease of audio routing.

Signed-off-by: Graeme Gregory <graeme@openmoko.org>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>