tree c8b7e0497d7827f24f0777268b8576587c98b781
parent e555cf363167f09efae96d32a363e24c4de16b7b
author Mark Brown <broonie@opensource.wolfsonmicro.com> 1329925976 +0000
committer Mark Brown <broonie@opensource.wolfsonmicro.com> 1330009982 +0000

ASoC: dapm: Check for bias level when powering down

Recent enhancements in the bias management means that we might not be
in standby when the CODEC is idle and can have active widgets without
being in full power mode but the shutdown functionality assumes these
things. Add checks for the bias level at each stage so that we don't
do transitions other than the ON->PREPARE->STANDBY->OFF ones that the
drivers are expecting.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: stable@kernel.org