From: Kuninori Morimoto Date: Thu, 21 May 2015 03:49:54 +0000 (+0000) Subject: ASoC: rsnd: add rsnd_dai_stream_quit() X-Git-Tag: v4.2-rc1~109^2~38^2~5^6~4 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=5626ad0866657c4758958040589b395d2a58816d;p=karo-tx-linux.git ASoC: rsnd: add rsnd_dai_stream_quit() Current Renesas R-Car sound driver calls rsnd_dai_stream_init() when start, but it didn't call paired function. This patch adds rsnd_dai_stream_quit() for it. This is prepare for interrupt error status check feature support. Signed-off-by: Kuninori Morimoto Tested-by: Keita Kobayashi Tested by: Cao Minh Hiep Signed-off-by: Mark Brown --- diff --git a/sound/soc/sh/rcar/core.c b/sound/soc/sh/rcar/core.c index 405cacdbedfb..2b7323c92994 100644 --- a/sound/soc/sh/rcar/core.c +++ b/sound/soc/sh/rcar/core.c @@ -315,7 +315,7 @@ void rsnd_dai_pointer_update(struct rsnd_dai_stream *io, int byte) } } -static int rsnd_dai_stream_init(struct rsnd_dai_stream *io, +static void rsnd_dai_stream_init(struct rsnd_dai_stream *io, struct snd_pcm_substream *substream) { struct snd_pcm_runtime *runtime = substream->runtime; @@ -327,8 +327,11 @@ static int rsnd_dai_stream_init(struct rsnd_dai_stream *io, runtime->channels * samples_to_bytes(runtime, 1); io->next_period_byte = io->byte_per_period; +} - return 0; +static void rsnd_dai_stream_quit(struct rsnd_dai_stream *io) +{ + io->substream = NULL; } static @@ -363,9 +366,7 @@ static int rsnd_soc_dai_trigger(struct snd_pcm_substream *substream, int cmd, switch (cmd) { case SNDRV_PCM_TRIGGER_START: - ret = rsnd_dai_stream_init(io, substream); - if (ret < 0) - goto dai_trigger_end; + rsnd_dai_stream_init(io, substream); ret = rsnd_platform_call(priv, dai, start, ssi_id); if (ret < 0) @@ -391,6 +392,8 @@ static int rsnd_soc_dai_trigger(struct snd_pcm_substream *substream, int cmd, ret = rsnd_platform_call(priv, dai, stop, ssi_id); if (ret < 0) goto dai_trigger_end; + + rsnd_dai_stream_quit(io); break; default: ret = -EINVAL;