Re: [PATCH 16/40] drm/amd/pm/powerplay/smumgr/iceland_smumgr: Remove unused variable 'res'

[Alex Deucher]

On Thu, Nov 26, 2020 at 8:43 AM Lee Jones <lee.jones@xxxxxxxxxx> wrote:
>
> Fixes the following W=1 kernel build warning(s):
>
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/smumgr/iceland_smumgr.c: In function ‘iceland_thermal_setup_fan_table’:
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/smumgr/iceland_smumgr.c:2093:6: warning: variable ‘res’ set but not used [-Wunused-but-set-variable]
>
> Cc: Evan Quan <evan.quan@xxxxxxx>
> Cc: Alex Deucher <alexander.deucher@xxxxxxx>
> Cc: "Christian König" <christian.koenig@xxxxxxx>
> Cc: David Airlie <airlied@xxxxxxxx>
> Cc: Daniel Vetter <daniel@xxxxxxxx>
> Cc: Huang Rui <ray.huang@xxxxxxx>
> Cc: amd-gfx@xxxxxxxxxxxxxxxxxxxxx
> Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
> Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx>
> ---
>  drivers/gpu/drm/amd/pm/powerplay/smumgr/iceland_smumgr.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/pm/powerplay/smumgr/iceland_smumgr.c b/drivers/gpu/drm/amd/pm/powerplay/smumgr/iceland_smumgr.c
> index 6a0f581de999b..2da5225eafbb8 100644
> --- a/drivers/gpu/drm/amd/pm/powerplay/smumgr/iceland_smumgr.c
> +++ b/drivers/gpu/drm/amd/pm/powerplay/smumgr/iceland_smumgr.c
> @@ -2090,7 +2090,6 @@ static int iceland_thermal_setup_fan_table(struct pp_hwmgr *hwmgr)
>         uint32_t t_diff1, t_diff2, pwm_diff1, pwm_diff2;
>         uint16_t fdo_min, slope1, slope2;
>         uint32_t reference_clock;
> -       int res;
>         uint64_t tmp64;
>
>         if (!phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_MicrocodeFanControl))
> @@ -2154,7 +2153,7 @@ static int iceland_thermal_setup_fan_table(struct pp_hwmgr *hwmgr)
>
>         /* fan_table.FanControl_GL_Flag = 1; */
>
> -       res = smu7_copy_bytes_to_smc(hwmgr, smu7_data->fan_table_start, (uint8_t *)&fan_table, (uint32_t)sizeof(fan_table), SMC_RAM_END);
> +       smu7_copy_bytes_to_smc(hwmgr, smu7_data->fan_table_start, (uint8_t *)&fan_table, (uint32_t)sizeof(fan_table), SMC_RAM_END);
>

Should probably just return the error.  I'll fix it up.  Thanks!

Alex

>         return 0;
>  }
> --
> 2.25.1
>
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