From: Barry Song <21cnbao@gmail.com> Date: Wed, 12 Aug 2009 03:34:25 +0000 (+0800) Subject: ASoC: add output/input widgets in ad1938 to make dac/adc dynamic PM work X-Git-Tag: v2.6.32-rc1~166^2~83^2~10 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c4ff357ada4fc7a73d899a496b636c698519b958;p=pandora-kernel.git ASoC: add output/input widgets in ad1938 to make dac/adc dynamic PM work According to the function dapm_dac_check_power() in sound/soc/soc-dapm.c, dac power can't be on/off stand-alone without any output widget as sink. And according to dapm_adc_check_power(), adc power can't be on/off stand-alone without any input widget as source. So we can't only define some stand-alone SND_SOC_DAPM_DAC/SND_SOC_DAPM_ADC to hope their power can be managed dynamically. Signed-off-by: Barry Song <21cnbao@gmail.com> Signed-off-by: Mark Brown --- Reading git-diff-tree failed