From: Kuninori Morimoto kuninori.morimoto.gx@renesas.com
Current ALSA SoC is directly using component->driver->ops->xxx, thus, it is deep nested, and makes code difficult to read, and is not good for encapsulation. This patch adds new snd_soc_component_trigger() and use it.
Signed-off-by: Kuninori Morimoto kuninori.morimoto.gx@renesas.com --- v1 -> v2
- no change
include/sound/soc-component.h | 3 +++ sound/soc/soc-component.c | 11 +++++++++++ sound/soc/soc-pcm.c | 6 +----- 3 files changed, 15 insertions(+), 5 deletions(-)
diff --git a/include/sound/soc-component.h b/include/sound/soc-component.h index fbcd911..302e27a 100644 --- a/include/sound/soc-component.h +++ b/include/sound/soc-component.h @@ -350,5 +350,8 @@ int snd_soc_component_hw_params(struct snd_soc_component *component, struct snd_pcm_hw_params *params); int snd_soc_component_hw_free(struct snd_soc_component *component, struct snd_pcm_substream *substream); +int snd_soc_component_trigger(struct snd_soc_component *component, + struct snd_pcm_substream *substream, + int cmd);
#endif /* __SOC_COMPONENT_H */ diff --git a/sound/soc/soc-component.c b/sound/soc/soc-component.c index e2bc34e..cf0d20a 100644 --- a/sound/soc/soc-component.c +++ b/sound/soc/soc-component.c @@ -336,3 +336,14 @@ int snd_soc_component_hw_free(struct snd_soc_component *component,
return 0; } + +int snd_soc_component_trigger(struct snd_soc_component *component, + struct snd_pcm_substream *substream, + int cmd) +{ + if (component->driver->ops && + component->driver->ops->trigger) + return component->driver->ops->trigger(substream, cmd); + + return 0; +} diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c index 24dc570..58f3bc5 100644 --- a/sound/soc/soc-pcm.c +++ b/sound/soc/soc-pcm.c @@ -1055,11 +1055,7 @@ static int soc_pcm_trigger(struct snd_pcm_substream *substream, int cmd) for_each_rtdcom(rtd, rtdcom) { component = rtdcom->component;
- if (!component->driver->ops || - !component->driver->ops->trigger) - continue; - - ret = component->driver->ops->trigger(substream, cmd); + ret = snd_soc_component_trigger(component, substream, cmd); if (ret < 0) return ret; }