[PATCH v3 02/20] ASoC: fsl_micfil: Drop unused register read

[Shengjiu Wang]

On Tue, Apr 5, 2022 at 4:00 PM Sascha Hauer <s.hauer at pengutronix.de> wrote:

> 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 at pengutronix.de>
>

Acked-by: Shengjiu Wang <shengjiu.wang at gmail.com>

Best Regards
Wang Shengjiu

> ---
>  sound/soc/fsl/fsl_micfil.c | 3 ---
>  1 file changed, 3 deletions(-)
>
> diff --git a/sound/soc/fsl/fsl_micfil.c b/sound/soc/fsl/fsl_micfil.c
> index 64019d003784b..cf10c212d770d 100644
> --- a/sound/soc/fsl/fsl_micfil.c
> +++ b/sound/soc/fsl/fsl_micfil.c
> @@ -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);
> --
> 2.30.2
>
>