Messages in this thread Patch in this message | | | From | Jarrah Gosbell <> | Subject | [PATCH] ASoC: codec: rt5640: Resolve failure to set DMIC clock after playback | Date | Sat, 14 Jan 2023 00:30:54 +0000 |
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From: Ondrej Jirman <megi@xff.cz>
rt5640_set_dai_sysclk is called with freq == 0 when playback stops. This causes DMIC setup code to fail. I2S interface doesn't need to be active for codec to work, so don't clear rt5640->sysclk after rt5640_set_dai_sysclk is called with freq == 0.
Signed-off-by: Ondrej Jirman <megi@xff.cz> Signed-off-by: Jarrah Gosbell <kernel@undef.tools> --- sound/soc/codecs/rt5640.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/sound/soc/codecs/rt5640.c b/sound/soc/codecs/rt5640.c index 18e01949f20e..054de41ceccb 100644 --- a/sound/soc/codecs/rt5640.c +++ b/sound/soc/codecs/rt5640.c @@ -1839,6 +1839,9 @@ static int rt5640_set_dai_sysclk(struct snd_soc_dai *dai, unsigned int reg_val = 0; unsigned int pll_bit = 0; + if (freq == 0) + return 0; + switch (clk_id) { case RT5640_SCLK_S_MCLK: reg_val |= RT5640_SCLK_SRC_MCLK; -- 2.39.0
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