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ASoC: fsl_micfil: Drop unused register read

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In get_pdm_clk() REG_MICFIL_CTRL2 is read, but the result is never used.
Drop the unused code.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Acked-by: Shengjiu Wang <shengjiu.wang@gmail.com>
Link: https://lore.kernel.org/r/20220414162249.3934543-3-s.hauer@pengutronix.de
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Sascha Hauer 2022-04-14 18:22:30 +02:00 committed by Mark Brown
parent c808e277bc
commit 384672e3b7
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1 changed files with 0 additions and 3 deletions
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sound/soc/fsl/fsl_micfil.c
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@ -148,12 +148,9 @@ static inline int get_pdm_clk(struct fsl_micfil *micfil,
static inline int get_clk_div(struct fsl_micfil *micfil,
unsigned int rate)
{
u32 ctrl2_reg;
long mclk_rate;
int clk_div;
regmap_read(micfil->regmap, REG_MICFIL_CTRL2, &ctrl2_reg);
mclk_rate = clk_get_rate(micfil->mclk);
clk_div = mclk_rate / (get_pdm_clk(micfil, rate) * 2);