[v5,06/12] ASoC: qcom: lpass-cpu: fix concurrency issue
diff mbox series

Message ID 1596528453-11437-7-git-send-email-rohitkr@codeaurora.org
State New
Headers show
Series
  • ASoC: qcom: Add support for SC7180 lpass variant
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Commit Message

Rohit Kumar Aug. 4, 2020, 8:07 a.m. UTC
i2sctl register value is set to 0 during hw_free(). This
impacts any ongoing concurrent session on the same i2s
port. As trigger() stop already resets enable bit to 0,
there is no need of explicit hw_free. Removing it to
fix the issue.

Fixes: 80beab8e1d86 ("ASoC: qcom: Add LPASS CPU DAI driver")
Signed-off-by: Rohit kumar <rohitkr@codeaurora.org>
Reviewed-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
---
 sound/soc/qcom/lpass-cpu.c | 16 ----------------
 1 file changed, 16 deletions(-)

Patch
diff mbox series

diff --git a/sound/soc/qcom/lpass-cpu.c b/sound/soc/qcom/lpass-cpu.c
index 6b86f16..5d84f63 100644
--- a/sound/soc/qcom/lpass-cpu.c
+++ b/sound/soc/qcom/lpass-cpu.c
@@ -266,21 +266,6 @@  static int lpass_cpu_daiops_hw_params(struct snd_pcm_substream *substream,
 	return 0;
 }
 
-static int lpass_cpu_daiops_hw_free(struct snd_pcm_substream *substream,
-		struct snd_soc_dai *dai)
-{
-	struct lpass_data *drvdata = snd_soc_dai_get_drvdata(dai);
-	int ret;
-
-	ret = regmap_write(drvdata->lpaif_map,
-			   LPAIF_I2SCTL_REG(drvdata->variant, dai->driver->id),
-			   0);
-	if (ret)
-		dev_err(dai->dev, "error writing to i2sctl reg: %d\n", ret);
-
-	return ret;
-}
-
 static int lpass_cpu_daiops_prepare(struct snd_pcm_substream *substream,
 		struct snd_soc_dai *dai)
 {
@@ -350,7 +335,6 @@  const struct snd_soc_dai_ops asoc_qcom_lpass_cpu_dai_ops = {
 	.startup	= lpass_cpu_daiops_startup,
 	.shutdown	= lpass_cpu_daiops_shutdown,
 	.hw_params	= lpass_cpu_daiops_hw_params,
-	.hw_free	= lpass_cpu_daiops_hw_free,
 	.prepare	= lpass_cpu_daiops_prepare,
 	.trigger	= lpass_cpu_daiops_trigger,
 };