Commit cc22d37e authored by Liam Girdwood's avatar Liam Girdwood Committed by Mark Brown
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ASoC: core: Add platform component mutex 



Add mutex support for platform IO operations. e.g. can be used
for platform DAPM widget IO ops.

Signed-off-by: default avatarLiam Girdwood <lrg@ti.com>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent c25cd154

include/sound/soc.h

+1 −0
Original line number Diff line number Diff line
@@ -718,6 +718,7 @@ struct snd_soc_platform { 
	int id;

	struct device *dev;

	struct snd_soc_platform_driver *driver;

	struct mutex mutex;



	unsigned int suspended:1; /* platform is suspended */

	unsigned int probed:1;

sound/soc/soc-core.c

+1 −0
Original line number Diff line number Diff line
@@ -3382,6 +3382,7 @@ int snd_soc_register_platform(struct device *dev, 
	platform->dapm.dev = dev;

	platform->dapm.platform = platform;

	platform->dapm.stream_event = platform_drv->stream_event;

	mutex_init(&platform->mutex);



	mutex_lock(&client_mutex);

	list_add(&platform->list, &platform_list);