Messages in this thread Patch in this message | | | From | Charles Keepax <> | Subject | [PATCH 02/17 v2] ASoC: dapm: Add helpers to lock/unlock DAPM mutex | Date | Tue, 18 Feb 2014 15:22:13 +0000 |
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Acquiring the DAPM mutex is necessary before using several DAPM functions and dereference is quite ugly. This patch provides a helper function to simplify this.
Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> --- include/sound/soc.h | 11 +++++++++++ 1 files changed, 11 insertions(+), 0 deletions(-)
diff --git a/include/sound/soc.h b/include/sound/soc.h index 21038e0..dc46623 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -1204,4 +1204,15 @@ extern struct dentry *snd_soc_debugfs_root; extern const struct dev_pm_ops snd_soc_pm_ops; +/* Helper functions */ +static inline void snd_soc_dapm_mutex_lock(struct snd_soc_dapm_context *dapm) +{ + mutex_lock(&dapm->card->dapm_mutex); +} + +static inline void snd_soc_dapm_mutex_unlock(struct snd_soc_dapm_context *dapm) +{ + mutex_unlock(&dapm->card->dapm_mutex); +} + #endif -- 1.7.2.5
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