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ASoC: tlv320aic32x4: Fix bdiv clock rate derivation 

[ Upstream commit 40b3713628 ]

Current code expects a single channel to be always used. Fix this
situation by forwarding the number of channels used. Then fix the
derivation of the bdiv clock rate.

Fixes: 96c3bb0023 ("ASoC: tlv320aic32x4: Dynamically Determine Clocking")
Suggested-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/r/20200911173140.29984-3-miquel.raynal@bootlin.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
5.4-rM2-2.2.x-imx-squashed
Miquel Raynal 2020-09-11 19:31:39 +02:00 committed by Greg Kroah-Hartman
parent 0f5203a88c
commit 06ba927877
1 changed files with 6 additions and 3 deletions
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9
sound/soc/codecs/tlv320aic32x4.c
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@ -662,7 +662,7 @@ static int aic32x4_set_processing_blocks(struct snd_soc_component *component,
}
static int aic32x4_setup_clocks(struct snd_soc_component *component,
unsigned int sample_rate)
unsigned int sample_rate, unsigned int channels)
{
u8 aosr;
u16 dosr;
@ -750,7 +750,9 @@ static int aic32x4_setup_clocks(struct snd_soc_component *component,
dosr);
clk_set_rate(clocks[5].clk,
sample_rate * 32);
sample_rate * 32 *
channels);
return 0;
}
}
@ -772,7 +774,8 @@ static int aic32x4_hw_params(struct snd_pcm_substream *substream,
u8 iface1_reg = 0;
u8 dacsetup_reg = 0;
aic32x4_setup_clocks(component, params_rate(params));
aic32x4_setup_clocks(component, params_rate(params),
params_channels(params));
switch (params_width(params)) {
case 16: