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Subject: Re: [PATCH v3 09/13] ASoC: ti: omap-mcbsp-st: Remove set, but unused
 variable 'w'
To:     Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>,
        <alsa-devel@alsa-project.org>
CC:     <tiwai@suse.de>, <broonie@kernel.org>,
        Lee Jones <lee.jones@linaro.org>,
        Jarkko Nikula <jarkko.nikula@bitmer.com>,
        Samuel Ortiz <samuel.ortiz@nokia.com>,
        <linux-omap@vger.kernel.org>, Liam Girdwood <lgirdwood@gmail.com>,
        Jaroslav Kysela <perex@perex.cz>,
        Takashi Iwai <tiwai@suse.com>,
        open list <linux-kernel@vger.kernel.org>
References: <20200707190612.97799-1-pierre-louis.bossart@linux.intel.com>
 <20200707190612.97799-10-pierre-louis.bossart@linux.intel.com>
From:   Peter Ujfalusi <peter.ujfalusi@ti.com>
Message-ID: <f386522e-04b3-21e8-bf9b-c5431622693f@ti.com>
Date:   Wed, 8 Jul 2020 08:39:49 +0300
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On 07/07/2020 22.06, Pierre-Louis Bossart wrote:
> From: Lee Jones <lee.jones@linaro.org>
>=20
> Looks like 'w' has remained unchecked since the driver's inception.
>=20
> Fixes the following W=3D1 kernel build warning(s):
>=20
>  sound/soc/ti/omap-mcbsp-st.c: In function =E2=80=98omap_mcbsp_st_chgai=
n=E2=80=99:
>  sound/soc/ti/omap-mcbsp-st.c:145:6: warning: variable =E2=80=98w=E2=80=
=99 set but not used [-Wunused-but-set-variable]
>=20
> Peter suggested that the whole read can be removed, so that's
> been done too.

Thank you,

Acked-by: Peter Ujfalusi <peter.ujfalusi@ti.com>

>=20
> Cc: Peter Ujfalusi <peter.ujfalusi@ti.com>
> Cc: Jarkko Nikula <jarkko.nikula@bitmer.com>
> Cc: Samuel Ortiz <samuel.ortiz@nokia.com>
> Cc: linux-omap@vger.kernel.org
> Signed-off-by: Lee Jones <lee.jones@linaro.org>
> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.c=
om>
> ---
>  sound/soc/ti/omap-mcbsp-st.c | 3 ---
>  1 file changed, 3 deletions(-)
>=20
> diff --git a/sound/soc/ti/omap-mcbsp-st.c b/sound/soc/ti/omap-mcbsp-st.=
c
> index 5a32b54bbf3b..0bc7d26c660a 100644
> --- a/sound/soc/ti/omap-mcbsp-st.c
> +++ b/sound/soc/ti/omap-mcbsp-st.c
> @@ -142,11 +142,8 @@ static void omap_mcbsp_st_fir_write(struct omap_mc=
bsp *mcbsp, s16 *fir)
> =20
>  static void omap_mcbsp_st_chgain(struct omap_mcbsp *mcbsp)
>  {
> -	u16 w;
>  	struct omap_mcbsp_st_data *st_data =3D mcbsp->st_data;
> =20
> -	w =3D MCBSP_ST_READ(mcbsp, SSELCR);
> -
>  	MCBSP_ST_WRITE(mcbsp, SGAINCR, ST_CH0GAIN(st_data->ch0gain) |
>  		       ST_CH1GAIN(st_data->ch1gain));
>  }
>=20

- P=C3=A9ter

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