[PATCH] Asoc: qcom: lpass-cpu: Enable MI2S BCLK and LRCLK together
From: Srinivasa Rao Mandadapu <hidden>
Date: 2020-09-18 17:06:24
Also in:
alsa-devel, linux-arm-msm, lkml
Subsystem:
qcom audio (asoc) drivers, sound, sound - soc layer / dynamic audio power management (asoc), the rest · Maintainers:
Srinivas Kandagatla, Jaroslav Kysela, Takashi Iwai, Liam Girdwood, Mark Brown, Linus Torvalds
From: vsujithk <redacted> Update lpass-cpu.c to enable I2S BCLK and LRCLK together. Remove BCLK enable in lpass_cpu_daiops_startup and add in lpass_cpu_daiops_trigger API. Signed-off-by: V Sujith Kumar Reddy <redacted> Signed-off-by: Srinivasa Rao Mandadapu <redacted> --- sound/soc/qcom/lpass-cpu.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-)
diff --git a/sound/soc/qcom/lpass-cpu.c b/sound/soc/qcom/lpass-cpu.c
index 41a2470..8db2cdb 100644
--- a/sound/soc/qcom/lpass-cpu.c
+++ b/sound/soc/qcom/lpass-cpu.c@@ -80,14 +80,6 @@ static int lpass_cpu_daiops_startup(struct snd_pcm_substream *substream, dev_err(dai->dev, "error in enabling mi2s osr clk: %d\n", ret); return ret; } - - ret = clk_prepare_enable(drvdata->mi2s_bit_clk[dai->driver->id]); - if (ret) { - dev_err(dai->dev, "error in enabling mi2s bit clk: %d\n", ret); - clk_disable_unprepare(drvdata->mi2s_osr_clk[dai->driver->id]); - return ret; - } - return 0; }
@@ -310,6 +302,14 @@ static int lpass_cpu_daiops_trigger(struct snd_pcm_substream *substream, if (ret) dev_err(dai->dev, "error writing to i2sctl reg: %d\n", ret); + + ret = clk_prepare_enable(drvdata->mi2s_bit_clk[id]); + if (ret) { + dev_err(dai->dev, "error in enabling mi2s bit clk: %d\n", ret); + clk_disable_unprepare(drvdata->mi2s_osr_clk[id]); + return ret; + } + break; case SNDRV_PCM_TRIGGER_STOP: case SNDRV_PCM_TRIGGER_SUSPEND:
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