]> git.karo-electronics.de Git - linux-beck.git/commit
ASoC: dapm: Use DAPM mutex for DAPM ops instead of codec mutex
authorLiam Girdwood <lrg@ti.com>
Wed, 7 Mar 2012 10:38:26 +0000 (10:38 +0000)
committerMark Brown <broonie@opensource.wolfsonmicro.com>
Sun, 1 Apr 2012 10:28:21 +0000 (11:28 +0100)
commita73fb2df01866b772a48fab93401fe3edbe0b38d
tree466816bbeb06fc5d3de00f20b5642ef9877d21fa
parent01b9d99a1f45befa604543ead29f44fdb0878844
ASoC: dapm: Use DAPM mutex for DAPM ops instead of codec mutex

It has now become necessary to use a DAPM mutex instead of the codec
mutex to lock the DAPM operations. This is due to the recent multi
component support and forth coming Dynamic PCM updates.

Currently we lock DAPM operations with the codec mutex of the calling
RTD context. However, DAPM operations can span the whole card context
and all components.

This patch updates the DAPM operations that use the codec mutex to
now use the DAPM mutex PCM subclass for all DAPM ops.

We also add a mutex subclass for DAPM init and PCM operations.

Signed-off-by: Liam Girdwood <lrg@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
include/sound/soc-dapm.h
include/sound/soc.h
sound/soc/soc-core.c
sound/soc/soc-dapm.c