tree e71ae8fc98724700968b18d6756091fb3f54cf3e
parent 253322c18830965331e54ee33c5e8064a2f15717
author Liam Girdwood <lrg@ti.com> 1331116705 +0000
committer Mark Brown <broonie@opensource.wolfsonmicro.com> 1333276101 +0100

ASoC: core: Add card mutex locking subclasses

This is the first part of a change that is intended to improve
ASoC locking protection for DAPM and PCM operations.

This part of the series adds a mutex class for the soc_card mutex. The
SND_SOC_CARD_CLASS_INIT class is used for card initialisation only whilst the
SND_SOC_CARD_CLASS_PCM class is used for the forth coming Dynamic
PCM operations. The new mutex classes are required otherwise we will see a false
positive mutex deadlock warning between the card initialisation and the PCM
operations (something that would never deadlock in real life).

Signed-off-by: Liam Girdwood <lrg@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>