diff options
| author | Shengjiu Wang <shengjiu.wang@nxp.com> | 2017-11-23 13:32:13 +0800 |
|---|---|---|
| committer | Dong Aisheng <aisheng.dong@nxp.com> | 2019-11-25 15:53:49 +0800 |
| commit | c49d1d073aaebb1155af8be29ef62051dc7a4356 (patch) | |
| tree | fbcda8d0473ba175ee7c158382aa3725feeba9db /sound/soc/fsl/fsl_sai.c | |
| parent | 300eef7d0632226acdc223cc62cb367e1f415008 (diff) | |
MLK-16929-1: ASoC: fsl_sai: add bitclk_freq
Allow set SAI bit clock frequency trough snd_soc_dai_set_sysclk
function call on machine sound drivers.
Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
Signed-off-by: Adrian Alonso <adrian.alonso@nxp.com>
Diffstat (limited to 'sound/soc/fsl/fsl_sai.c')
| -rw-r--r-- | sound/soc/fsl/fsl_sai.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/sound/soc/fsl/fsl_sai.c b/sound/soc/fsl/fsl_sai.c index ecbb86651077..6092df181a1b 100644 --- a/sound/soc/fsl/fsl_sai.c +++ b/sound/soc/fsl/fsl_sai.c @@ -233,11 +233,14 @@ static int fsl_sai_set_dai_sysclk_tr(struct snd_soc_dai *cpu_dai, static int fsl_sai_set_dai_sysclk(struct snd_soc_dai *cpu_dai, int clk_id, unsigned int freq, int dir) { + struct fsl_sai *sai = snd_soc_dai_get_drvdata(cpu_dai); int ret; if (dir == SND_SOC_CLOCK_IN) return 0; + sai->bitclk_freq = freq; + ret = fsl_sai_set_dai_sysclk_tr(cpu_dai, clk_id, freq, FSL_FMT_TRANSMITTER); if (ret) { @@ -499,7 +502,11 @@ static int fsl_sai_hw_params(struct snd_pcm_substream *substream, slot_width = sai->slot_width; if (!sai->slave_mode[tx]) { - ret = fsl_sai_set_bclk(cpu_dai, tx, + if (sai->bitclk_freq) + ret = fsl_sai_set_bclk(cpu_dai, tx, + sai->bitclk_freq); + else + ret = fsl_sai_set_bclk(cpu_dai, tx, slots * slot_width * params_rate(params)); if (ret) return ret; |