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ASoC: cs42l42: Use snd_soc_tdm_params_to_bclk()

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Use the new snd_soc_tdm_params_to_bclk() helper function to
calculate the bclk. This function handles most of the previous
manipulation and makes the code tidier.

Signed-off-by: Richard Fitzgerald <rf@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20220817122347.1356773-6-rf@opensource.cirrus.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Richard Fitzgerald 2022-08-17 13:23:47 +01:00 committed by Mark Brown
parent db568aab37
commit c2683ecfd1
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GPG Key ID: 24D68B725D5487D0
1 changed files with 5 additions and 6 deletions
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11
sound/soc/codecs/cs42l42.c
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@ -893,22 +893,21 @@ static int cs42l42_pcm_hw_params(struct snd_pcm_substream *substream,
struct cs42l42_private *cs42l42 = snd_soc_component_get_drvdata(component);
unsigned int channels = params_channels(params);
unsigned int width = (params_width(params) / 8) - 1;
unsigned int slot_width = 0;
unsigned int val = 0;
int ret;
cs42l42->srate = params_rate(params);
cs42l42->bclk = snd_soc_params_to_bclk(params);
/* I2S frame always has 2 channels even for mono audio */
if (channels == 1)
cs42l42->bclk *= 2;
/*
* Assume 24-bit samples are in 32-bit slots, to prevent SCLK being
* more than assumed (which would result in overclocking).
*/
if (params_width(params) == 24)
cs42l42->bclk = (cs42l42->bclk / 3) * 4;
slot_width = 32;
/* I2S frame always has multiple of 2 channels */
cs42l42->bclk = snd_soc_tdm_params_to_bclk(params, slot_width, 0, 2);
switch (substream->stream) {
case SNDRV_PCM_STREAM_CAPTURE: