ASoC: Intel: sof-rt5682: get bclk frequency from topology

brentlu · broonie · commit 4524b1e3ef78 · 2024-04-29T23:49:20.000+09:00
A different bclk frequency 3.072MHz was introduced to tgl platform and is used in mtl topologies. Use SOF API to get frequency from topology instead of hardcoding. Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com> Signed-off-by: Brent Lu <brent.lu@intel.com> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20240426152529.38345-23-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/sound/soc/intel/boards/sof_rt5682.c b/sound/soc/intel/boards/sof_rt5682.c
@@ -317,7 +317,12 @@ static int sof_rt5682_hw_params(struct snd_pcm_substream *substream,
 			return -EINVAL;
 		}
 
-		pll_in = params_rate(params) * 50;
+		/* get the tplg configured bclk. */
+		pll_in = sof_dai_get_bclk(rtd);
+		if (pll_in <= 0) {
+			dev_err(rtd->dev, "invalid bclk freq %d\n", pll_in);
+			return -EINVAL;
+		}
 	}
 
 	pll_out = params_rate(params) * 512;

Original file line number	Diff line number	Diff line change
`@@ -317,7 +317,12 @@ static int sof_rt5682_hw_params(struct snd_pcm_substream *substream,`
`317`	`317`	`return -EINVAL;`
`318`	`318`	`}`
`319`	`319`
`320`		`- pll_in = params_rate(params) * 50;`
	`320`	`+ /* get the tplg configured bclk. */`
	`321`	`+ pll_in = sof_dai_get_bclk(rtd);`
	`322`	`+ if (pll_in <= 0) {`
	`323`	`+ dev_err(rtd->dev, "invalid bclk freq %d\n", pll_in);`
	`324`	`+ return -EINVAL;`
	`325`	`+ }`
`321`	`326`	`}`
`322`	`327`
`323`	`328`	`pll_out = params_rate(params) * 512;`