diff options
Diffstat (limited to 'sound/soc/sh')
| -rw-r--r-- | sound/soc/sh/rz-ssi.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/sound/soc/sh/rz-ssi.c b/sound/soc/sh/rz-ssi.c index 2c8775d37f50..1a46c9f3c4e5 100644 --- a/sound/soc/sh/rz-ssi.c +++ b/sound/soc/sh/rz-ssi.c @@ -188,6 +188,17 @@ static inline bool rz_ssi_is_dma_enabled(struct rz_ssi_priv *ssi) return (ssi->playback.dma_ch && (ssi->dma_rt || ssi->capture.dma_ch)); } +static void rz_ssi_set_substream(struct rz_ssi_stream *strm, + struct snd_pcm_substream *substream) +{ + struct rz_ssi_priv *ssi = strm->priv; + unsigned long flags; + + spin_lock_irqsave(&ssi->lock, flags); + strm->substream = substream; + spin_unlock_irqrestore(&ssi->lock, flags); +} + static bool rz_ssi_stream_is_valid(struct rz_ssi_priv *ssi, struct rz_ssi_stream *strm) { @@ -206,7 +217,7 @@ static void rz_ssi_stream_init(struct rz_ssi_stream *strm, { struct snd_pcm_runtime *runtime = substream->runtime; - strm->substream = substream; + rz_ssi_set_substream(strm, substream); strm->sample_width = samples_to_bytes(runtime, 1); strm->dma_buffer_pos = 0; strm->period_counter = 0; @@ -224,11 +235,8 @@ static void rz_ssi_stream_quit(struct rz_ssi_priv *ssi, struct rz_ssi_stream *strm) { struct snd_soc_dai *dai = rz_ssi_get_dai(strm->substream); - unsigned long flags; - spin_lock_irqsave(&ssi->lock, flags); - strm->substream = NULL; - spin_unlock_irqrestore(&ssi->lock, flags); + rz_ssi_set_substream(strm, NULL); if (strm->oerr_num > 0) dev_info(dai->dev, "overrun = %d\n", strm->oerr_num); |