linux-kernel - Re: [PATCH 20/40] drm/amd/display/dc/dce110/dce110_timing_generator: Remove unused variable 'value_crtc_vtotal'

Open Source and information security mailing list archives

Date:   Tue, 12 Jan 2021 17:18:34 -0500
From:   Alex Deucher <alexdeucher@...il.com>
To:     Lee Jones <lee.jones@...aro.org>
Cc:     Leo Li <sunpeng.li@....com>, Anthony Koo <Anthony.Koo@....com>,
        LKML <linux-kernel@...r.kernel.org>,
        amd-gfx list <amd-gfx@...ts.freedesktop.org>,
        David Airlie <airlied@...ux.ie>,
        Tony Cheng <Tony.Cheng@....com>,
        Maling list - DRI developers 
        <dri-devel@...ts.freedesktop.org>,
        Alex Deucher <alexander.deucher@....com>,
        Christian König <christian.koenig@....com>
Subject: Re: [PATCH 20/40] drm/amd/display/dc/dce110/dce110_timing_generator:
 Remove unused variable 'value_crtc_vtotal'

On Mon, Jan 11, 2021 at 2:20 PM Lee Jones <lee.jones@...aro.org> wrote:
>
> Fixes the following W=1 kernel build warning(s):
>
>  drivers/gpu/drm/amd/amdgpu/../display/dc/dce110/dce110_timing_generator.c: In function ‘dce110_timing_generator_tear_down_global_swap_lock’:
>  drivers/gpu/drm/amd/amdgpu/../display/dc/dce110/dce110_timing_generator.c:1354:12: warning: variable ‘value_crtc_vtotal’ set but not used [-Wunused-but-set-variable]
>
> Cc: Harry Wentland <harry.wentland@....com>
> Cc: Leo Li <sunpeng.li@....com>
> Cc: Alex Deucher <alexander.deucher@....com>
> Cc: "Christian König" <christian.koenig@....com>
> Cc: David Airlie <airlied@...ux.ie>
> Cc: Daniel Vetter <daniel@...ll.ch>
> Cc: Aric Cyr <Aric.Cyr@....com>
> Cc: Anthony Koo <Anthony.Koo@....com>
> Cc: Tony Cheng <Tony.Cheng@....com>
> Cc: amd-gfx@...ts.freedesktop.org
> Cc: dri-devel@...ts.freedesktop.org
> Signed-off-by: Lee Jones <lee.jones@...aro.org>

Applied.  Thanks!

Alex

> ---
>  .../gpu/drm/amd/display/dc/dce110/dce110_timing_generator.c  | 5 +----
>  1 file changed, 1 insertion(+), 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_timing_generator.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_timing_generator.c
> index 1ea7db8eeb988..9a6c411bb7fe6 100644
> --- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_timing_generator.c
> +++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_timing_generator.c
> @@ -1351,10 +1351,7 @@ void dce110_timing_generator_tear_down_global_swap_lock(
>
>         /* Restore DCP_GSL_PURPOSE_SURFACE_FLIP */
>         {
> -               uint32_t value_crtc_vtotal;
> -
> -               value_crtc_vtotal = dm_read_reg(tg->ctx,
> -                               CRTC_REG(mmCRTC_V_TOTAL));
> +               dm_read_reg(tg->ctx, CRTC_REG(mmCRTC_V_TOTAL));
>
>                 set_reg_field_value(value,
>                                 0,
> --
> 2.25.1
>
> _______________________________________________
> dri-devel mailing list
> dri-devel@...ts.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel

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