Re: [PATCH 08/30] drm/radeon/ci_dpm: Remove set but unused variable 'dpm_event_src'

[Alex Deucher]

On Tue, Nov 10, 2020 at 2:31 PM Lee Jones <lee.jones@xxxxxxxxxx> wrote:
>
> And the piece of code that has never been executed.
>
> Fixes the following W=1 kernel build warning(s):
>
>  drivers/gpu/drm/radeon/ci_dpm.c: In function ‘ci_set_dpm_event_sources’:
>  drivers/gpu/drm/radeon/ci_dpm.c:1369:28: warning: variable ‘dpm_event_src’ set but not used [-Wunused-but-set-variable]
>
> Cc: Alex Deucher <alexander.deucher@xxxxxxx>
> Cc: "Christian König" <christian.koenig@xxxxxxx>
> Cc: David Airlie <airlied@xxxxxxxx>
> Cc: Daniel Vetter <daniel@xxxxxxxx>
> Cc: amd-gfx@xxxxxxxxxxxxxxxxxxxxx
> Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
> Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx>

Applied.  Thanks!

Alex

> ---
>  drivers/gpu/drm/radeon/ci_dpm.c | 12 ------------
>  1 file changed, 12 deletions(-)
>
> diff --git a/drivers/gpu/drm/radeon/ci_dpm.c b/drivers/gpu/drm/radeon/ci_dpm.c
> index 886e9959496fe..8324aca5fd006 100644
> --- a/drivers/gpu/drm/radeon/ci_dpm.c
> +++ b/drivers/gpu/drm/radeon/ci_dpm.c
> @@ -1366,7 +1366,6 @@ static void ci_set_dpm_event_sources(struct radeon_device *rdev, u32 sources)
>  {
>         struct ci_power_info *pi = ci_get_pi(rdev);
>         bool want_thermal_protection;
> -       enum radeon_dpm_event_src dpm_event_src;
>         u32 tmp;
>
>         switch (sources) {
> @@ -1376,28 +1375,17 @@ static void ci_set_dpm_event_sources(struct radeon_device *rdev, u32 sources)
>                 break;
>         case (1 << RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL):
>                 want_thermal_protection = true;
> -               dpm_event_src = RADEON_DPM_EVENT_SRC_DIGITAL;
>                 break;
>         case (1 << RADEON_DPM_AUTO_THROTTLE_SRC_EXTERNAL):
>                 want_thermal_protection = true;
> -               dpm_event_src = RADEON_DPM_EVENT_SRC_EXTERNAL;
>                 break;
>         case ((1 << RADEON_DPM_AUTO_THROTTLE_SRC_EXTERNAL) |
>               (1 << RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL)):
>                 want_thermal_protection = true;
> -               dpm_event_src = RADEON_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL;
>                 break;
>         }
>
>         if (want_thermal_protection) {
> -#if 0
> -               /* XXX: need to figure out how to handle this properly */
> -               tmp = RREG32_SMC(CG_THERMAL_CTRL);
> -               tmp &= DPM_EVENT_SRC_MASK;
> -               tmp |= DPM_EVENT_SRC(dpm_event_src);
> -               WREG32_SMC(CG_THERMAL_CTRL, tmp);
> -#endif
> -
>                 tmp = RREG32_SMC(GENERAL_PWRMGT);
>                 if (pi->thermal_protection)
>                         tmp &= ~THERMAL_PROTECTION_DIS;
> --
> 2.25.1
>
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