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ASoC: loongson: Simplify if statment in loongson_card_hw_params()

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Deal with illegal conditions first and put the normal process code
outside the if condition to improve code readability.

Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn>
Link: https://patch.msgid.link/98b71f9643970f11bc500c01599c7aeb77ff2a58.1725844530.git.zhoubinbin@loongson.cn
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Binbin Zhou 2024-09-09 15:19:34 +08:00 committed by Mark Brown
parent 3d2528d6c0
commit e28ee1b8a9
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1 changed files with 16 additions and 16 deletions
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32
sound/soc/loongson/loongson_card.c
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@ -24,27 +24,27 @@ static int loongson_card_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(rtd, 0);
struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtd, 0);
struct loongson_card_data *ls_card = snd_soc_card_get_drvdata(rtd->card);
struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtd, 0);
struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(rtd, 0);
int ret, mclk;
if (ls_card->mclk_fs) {
mclk = ls_card->mclk_fs * params_rate(params);
ret = snd_soc_dai_set_sysclk(cpu_dai, 0, mclk,
SND_SOC_CLOCK_OUT);
if (ret < 0) {
dev_err(codec_dai->dev, "cpu_dai clock not set\n");
return ret;
}
if (!ls_card->mclk_fs)
return 0;
ret = snd_soc_dai_set_sysclk(codec_dai, 0, mclk,
SND_SOC_CLOCK_IN);
if (ret < 0) {
dev_err(codec_dai->dev, "codec_dai clock not set\n");
return ret;
}
mclk = ls_card->mclk_fs * params_rate(params);
ret = snd_soc_dai_set_sysclk(cpu_dai, 0, mclk, SND_SOC_CLOCK_OUT);
if (ret < 0) {
dev_err(codec_dai->dev, "cpu_dai clock not set\n");
return ret;
}
ret = snd_soc_dai_set_sysclk(codec_dai, 0, mclk, SND_SOC_CLOCK_IN);
if (ret < 0) {
dev_err(codec_dai->dev, "codec_dai clock not set\n");
return ret;
}
return 0;
}