From 6d53723380ed73a2ced648d6e92774b39e5af1bd Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Fri, 26 Jul 2019 13:50:13 +0900 Subject: [PATCH] ASoC: soc-component: add snd_soc_component_prepare() 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_prepare() and use it. Signed-off-by: Kuninori Morimoto Link: https://lore.kernel.org/r/87d0hx5rnm.wl-kuninori.morimoto.gx@renesas.com Signed-off-by: Mark Brown --- include/sound/soc-component.h | 2 ++ sound/soc/soc-component.c | 10 ++++++++++ sound/soc/soc-pcm.c | 6 +----- 3 files changed, 13 insertions(+), 5 deletions(-) diff --git a/include/sound/soc-component.h b/include/sound/soc-component.h index 8dacac953884..ff8233014444 100644 --- a/include/sound/soc-component.h +++ b/include/sound/soc-component.h @@ -343,5 +343,7 @@ int snd_soc_component_open(struct snd_soc_component *component, struct snd_pcm_substream *substream); int snd_soc_component_close(struct snd_soc_component *component, struct snd_pcm_substream *substream); +int snd_soc_component_prepare(struct snd_soc_component *component, + struct snd_pcm_substream *substream); #endif /* __SOC_COMPONENT_H */ diff --git a/sound/soc/soc-component.c b/sound/soc/soc-component.c index cee66183470d..733d7139d875 100644 --- a/sound/soc/soc-component.c +++ b/sound/soc/soc-component.c @@ -305,3 +305,13 @@ int snd_soc_component_close(struct snd_soc_component *component, return 0; } + +int snd_soc_component_prepare(struct snd_soc_component *component, + struct snd_pcm_substream *substream) +{ + if (component->driver->ops && + component->driver->ops->prepare) + return component->driver->ops->prepare(substream); + + return 0; +} diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c index 4848642ef159..c7fee67bc0dc 100644 --- a/sound/soc/soc-pcm.c +++ b/sound/soc/soc-pcm.c @@ -785,11 +785,7 @@ static int soc_pcm_prepare(struct snd_pcm_substream *substream) for_each_rtdcom(rtd, rtdcom) { component = rtdcom->component; - if (!component->driver->ops || - !component->driver->ops->prepare) - continue; - - ret = component->driver->ops->prepare(substream); + ret = snd_soc_component_prepare(component, substream); if (ret < 0) { dev_err(component->dev, "ASoC: platform prepare error: %d\n", ret); -- 2.11.0