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ASoC: soc-dai: add snd_soc_dai_suspend() 

Current ALSA SoC is directly using dai->driver->xxx,
thus, it has deep nested bracket, and it makes code unreadable.
This patch adds new snd_soc_dai_suspend() and use it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/87muh6hn2x.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Kuninori Morimoto 2019-07-22 10:34:29 +09:00 committed by Mark Brown
parent 1dea80d4b2
commit e0f2262292
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
3 changed files with 11 additions and 4 deletions
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1
include/sound/soc-dai.h
View File

@ -162,6 +162,7 @@ int snd_soc_dai_bespoke_trigger(struct snd_soc_dai *dai,
struct snd_pcm_substream *substream, int cmd);
snd_pcm_sframes_t snd_soc_dai_delay(struct snd_soc_dai *dai,
struct snd_pcm_substream *substream);
void snd_soc_dai_suspend(struct snd_soc_dai *dai);
struct snd_soc_dai_ops {
/*

8
sound/soc/soc-core.c
View File

@ -511,8 +511,8 @@ int snd_soc_suspend(struct device *dev)
if (rtd->dai_link->ignore_suspend)
continue;
if (cpu_dai->driver->suspend && !cpu_dai->driver->bus_control)
cpu_dai->driver->suspend(cpu_dai);
if (!cpu_dai->driver->bus_control)
snd_soc_dai_suspend(cpu_dai);
}
/* close any waiting streams */
@ -584,8 +584,8 @@ int snd_soc_suspend(struct device *dev)
if (rtd->dai_link->ignore_suspend)
continue;
if (cpu_dai->driver->suspend && cpu_dai->driver->bus_control)
cpu_dai->driver->suspend(cpu_dai);
if (cpu_dai->driver->bus_control)
snd_soc_dai_suspend(cpu_dai);
/* deactivate pins to sleep state */
pinctrl_pm_select_sleep_state(cpu_dai->dev);

6
sound/soc/soc-dai.c
View File

@ -353,3 +353,9 @@ snd_pcm_sframes_t snd_soc_dai_delay(struct snd_soc_dai *dai,
return delay;
}
void snd_soc_dai_suspend(struct snd_soc_dai *dai)
{
if (dai->driver->suspend)
dai->driver->suspend(dai);
}