From: Dharageswari R dharageswari.r@intel.com
This patch adds a 4-channel dmic fixup so that DMIC copier will receive 4 channel data and further selection will be done by mic-select module.
Signed-off-by: Dharageswari R dharageswari.r@intel.com Signed-off-by: Subhransu S. Prusty subhransu.s.prusty@intel.com Signed-off-by: Vinod Koul vinod.koul@intel.com --- sound/soc/intel/boards/bxt_rt298.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/sound/soc/intel/boards/bxt_rt298.c b/sound/soc/intel/boards/bxt_rt298.c index 1a68d043c803..36ee7480e9f1 100644 --- a/sound/soc/intel/boards/bxt_rt298.c +++ b/sound/soc/intel/boards/bxt_rt298.c @@ -222,16 +222,13 @@ static int broxton_dmic_fixup(struct snd_soc_pcm_runtime *rtd, { struct snd_interval *channels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); - if (params_channels(params) == 2) - channels->min = channels->max = 2; - else - channels->min = channels->max = 4; + channels->min = channels->max = 4;
return 0; }
static unsigned int channels_dmic[] = { - 2, 4, + 1, 2, 3, 4, };
static struct snd_pcm_hw_constraint_list constraints_dmic_channels = {