From 57364f9ae24c3a29163c23d5219bccef7bccc96a Mon Sep 17 00:00:00 2001 From: Lars-Peter Clausen Date: Sat, 20 Apr 2013 19:29:01 +0200 Subject: [PATCH] ASoC: mxs-pcm: Set SNDRV_PCM_INFO_HALF_DUPLEX The MXS SAIF is only half-duplex so set the SNDRV_PCM_INFO_HALF_DUPLEX flag for the PCM in order to prevent playback and capture from running at the same time. Signed-off-by: Lars-Peter Clausen Tested-by: Shawn Guo Signed-off-by: Mark Brown --- sound/soc/mxs/mxs-pcm.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/sound/soc/mxs/mxs-pcm.c b/sound/soc/mxs/mxs-pcm.c index 7bceb16..907cdb1 100644 --- a/sound/soc/mxs/mxs-pcm.c +++ b/sound/soc/mxs/mxs-pcm.c @@ -43,7 +43,8 @@ static struct snd_pcm_hardware snd_mxs_hardware = { SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME | - SNDRV_PCM_INFO_INTERLEAVED, + SNDRV_PCM_INFO_INTERLEAVED | + SNDRV_PCM_INFO_HALF_DUPLEX, .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | SNDRV_PCM_FMTBIT_S24_LE, -- 2.7.4