Unverified Commit 837ad6da authored by Brent Lu's avatar Brent Lu Committed by Mark Brown
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ASoC: Intel: sof_cs42l42: use helper function to get bclk frequency 



Use sof_dai_get_bclk() function to get bclk frequency instead of a
hard-coded magic number depending on configuration in topology.

Reviewed-by: default avatarBard Liao <bard.liao@intel.com>
Signed-off-by: default avatarBrent Lu <brent.lu@intel.com>
Signed-off-by: default avatarPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20210625205042.65181-5-pierre-louis.bossart@linux.intel.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent bc619cfc

sound/soc/intel/boards/sof_cs42l42.c

+7 −1
Original line number Diff line number Diff line
@@ -16,6 +16,7 @@ 
#include <sound/pcm.h>

#include <sound/pcm_params.h>

#include <sound/soc.h>

#include <sound/sof.h>

#include <sound/soc-acpi.h>

#include <dt-bindings/sound/cs42l42.h>

#include "../../codecs/hdac_hdmi.h"
@@ -122,7 +123,12 @@ static int sof_cs42l42_hw_params(struct snd_pcm_substream *substream, 
	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);

	int clk_freq, ret;



	clk_freq = 3072000; /* BCLK freq */

	clk_freq = sof_dai_get_bclk(rtd); /* BCLK freq */



	if (clk_freq <= 0) {

		dev_err(rtd->dev, "get bclk freq failed: %d\n", clk_freq);

		return -EINVAL;

	}



	/* Configure sysclk for codec */

	ret = snd_soc_dai_set_sysclk(codec_dai, 0,