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ASoC: Intel: Fix setting of SSP parameters in Kabylake machine driver
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This patch sets the SSP params based on FE and BE dai links
for kabylake machine driver that uses rt5663 and max98927 codecs

Signed-off-by: Naveen M <[email protected]>
Signed-off-by: Harsha Priya <[email protected]>
Acked-By: Vinod Koul <[email protected]>
Signed-off-by: Mark Brown <[email protected]>
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harshapriya-n authored and broonie committed Oct 31, 2017
1 parent 7a679ea commit e78407f
Showing 1 changed file with 21 additions and 6 deletions.
27 changes: 21 additions & 6 deletions sound/soc/intel/boards/kbl_rt5663_max98927.c
Original file line number Diff line number Diff line change
Expand Up @@ -350,13 +350,28 @@ static int kabylake_ssp_fixup(struct snd_soc_pcm_runtime *rtd,
struct snd_interval *channels = hw_param_interval(params,
SNDRV_PCM_HW_PARAM_CHANNELS);
struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
struct snd_soc_dpcm *dpcm = container_of(
params, struct snd_soc_dpcm, hw_params);
struct snd_soc_dai_link *fe_dai_link = dpcm->fe->dai_link;
struct snd_soc_dai_link *be_dai_link = dpcm->be->dai_link;

/* The ADSP will convert the FE rate to 48k, stereo */
rate->min = rate->max = 48000;
channels->min = channels->max = 2;
/* set SSP1 to 24 bit */
snd_mask_none(fmt);
snd_mask_set(fmt, SNDRV_PCM_FORMAT_S24_LE);
/*
* The ADSP will convert the FE rate to 48k, stereo, 24 bit
*/
if (!strcmp(fe_dai_link->name, "Kbl Audio Port") ||
!strcmp(fe_dai_link->name, "Kbl Audio Headset Playback") ||
!strcmp(fe_dai_link->name, "Kbl Audio Capture Port")) {
rate->min = rate->max = 48000;
channels->min = channels->max = 2;
snd_mask_none(fmt);
snd_mask_set(fmt, SNDRV_PCM_FORMAT_S24_LE);
}
/*
* The speaker on the SSP0 supports S16_LE and not S24_LE.
* thus changing the mask here
*/
if (!strcmp(be_dai_link->name, "SSP0-Codec"))
snd_mask_set(fmt, SNDRV_PCM_FORMAT_S16_LE);

return 0;
}
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