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greybus: audio: Maintain proper codec state during shutdown sequence.

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During shutdown sequence, in case all modules are already removed,
codec state is not updated. Though it's not causing any harm for now,
but it's good to maintain proper codec state. Fix this.

Signed-off-by: Vaibhav Agarwal <vaibhav.agarwal@linaro.org>
Reviewed-by: Mark Greer <mgreer@animalcreek.com> 
Signed-off-by: Alex Elder <elder@linaro.org>
This commit is contained in:
Vaibhav Agarwal
2016-07-12 04:56:00 -05:00
committed by Alex Elder
parent cf1caac6cd
commit 12ce523147
1 changed files with 9 additions and 1 deletions
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10
drivers/staging/greybus/audio_codec.c
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@@ -460,6 +460,8 @@ static void gbcodec_shutdown(struct snd_pcm_substream *substream,
if (list_empty(&codec->module_list)) {
dev_err(codec->dev, "No codec module available\n");
codec->stream[substream->stream].state = GBAUDIO_CODEC_SHUTDOWN;
codec->stream[substream->stream].dai_name = NULL;
mutex_unlock(&codec->lock);
pm_relax(dai->dev);
return;
@@ -733,8 +735,14 @@ static int gbcodec_mute_stream(struct snd_soc_dai *dai, int mute, int stream)
mutex_lock(&codec->lock);
if (list_empty(&codec->module_list)) {
dev_err(codec->dev, "No codec module available\n");
if (mute) {
codec->stream[stream].state = GBAUDIO_CODEC_STOP;
ret = 0;
} else {
ret = -ENODEV;
}
mutex_unlock(&codec->lock);
return -ENODEV;
return ret;
}
list_for_each_entry(module, &codec->module_list, list) {