On Thu, Nov 26, 2020 at 8:43 AM Lee Jones <lee.jones@xxxxxxxxxx> wrote:
>
> 'link_bandwidth_kbps' is always obtained, but only used if
> CONFIG_DRM_AMD_DC_DCN is defined.
Probably better to just move this under CONFIG_DRM_AMD_DC_DCN. I'll
send a patch.
Thanks,
Alex
>
> Fixes the following W=1 kernel build warning(s):
>
> drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c: In function ‘create_stream_for_sink’:
> drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:5080:11: warning: variable ‘link_bandwidth_kbps’ set but not used [-Wunused-but-set-variable]
>
> Cc: Harry Wentland <harry.wentland@xxxxxxx>
> Cc: Leo Li <sunpeng.li@xxxxxxx>
> 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>
> ---
> drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> index 08539f4315864..ac7643d73bc68 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> @@ -5077,7 +5077,7 @@ create_stream_for_sink(struct amdgpu_dm_connector *aconnector,
> #if defined(CONFIG_DRM_AMD_DC_DCN)
> struct dsc_dec_dpcd_caps dsc_caps;
> #endif
> - uint32_t link_bandwidth_kbps;
> + uint32_t __maybe_unused link_bandwidth_kbps;
>
> struct dc_sink *sink = NULL;
> if (aconnector == NULL) {
> --
> 2.25.1
>
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