On Tue, May 17, 2016 at 09:43:04AM -0700, Yong Zhi wrote:
Add constraint for ref DMIC to match with the topology firmware config.
Signed-off-by: Yong Zhi yong.zhi@intel.com
Both:
Acked-by: Vinod Koul vinod.koul@intel.com
sound/soc/intel/boards/skl_nau88l25_max98357a.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+)
diff --git a/sound/soc/intel/boards/skl_nau88l25_max98357a.c b/sound/soc/intel/boards/skl_nau88l25_max98357a.c index 7cc7251..463f0e5 100644 --- a/sound/soc/intel/boards/skl_nau88l25_max98357a.c +++ b/sound/soc/intel/boards/skl_nau88l25_max98357a.c @@ -339,8 +339,22 @@ static struct snd_pcm_hw_constraint_list constraints_16000 = { .list = rates_16000, };
+static const unsigned int ch_mono[] = {
- 1,
+};
+static const struct snd_pcm_hw_constraint_list constraints_refcap = {
- .count = ARRAY_SIZE(ch_mono),
- .list = ch_mono,
+};
static int skylake_refcap_startup(struct snd_pcm_substream *substream) {
- substream->runtime->hw.channels_max = 1;
- snd_pcm_hw_constraint_list(substream->runtime, 0,
SNDRV_PCM_HW_PARAM_CHANNELS,&constraints_refcap);- return snd_pcm_hw_constraint_list(substream->runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &constraints_16000);
-- 1.9.1