RE: [PATCH] drm/amd/display: Fix unused variable warning

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[AMD Official Use Only]

Reviewed-by: Aaron Liu <aaron.liu@xxxxxxx>

--
Best Regards
Aaron Liu

> -----Original Message-----
> From: Huang, Tim <Tim.Huang@xxxxxxx>
> Sent: Thursday, January 27, 2022 11:34 AM
> To: amd-gfx@xxxxxxxxxxxxxxxxxxxxx
> Cc: Deucher, Alexander <Alexander.Deucher@xxxxxxx>; Huang, Ray
> <Ray.Huang@xxxxxxx>; Liu, Aaron <Aaron.Liu@xxxxxxx>; Huang, Tim
> <Tim.Huang@xxxxxxx>
> Subject: [PATCH] drm/amd/display: Fix unused variable warning
> 
> [Why]
> It will build failed with unused variable 'dc' with '-Werror=unused-
> variable'enabled when CONFIG_DRM_AMD_DC_DCN is not defined.
> 
> Signed-off-by: Tim Huang <tim.huang@xxxxxxx>
> ---
>  drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> 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 1057f976bec7..8f53c9f6b267 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> @@ -1027,7 +1027,6 @@ static int dm_dmub_hw_init(struct
> amdgpu_device *adev)
>  	const unsigned char *fw_inst_const, *fw_bss_data;
>  	uint32_t i, fw_inst_const_size, fw_bss_data_size;
>  	bool has_hw_support;
> -	struct dc *dc = adev->dm.dc;
> 
>  	if (!dmub_srv)
>  		/* DMUB isn't supported on the ASIC. */ @@ -1123,7 +1122,7
> @@ static int dm_dmub_hw_init(struct amdgpu_device *adev)
>  	case IP_VERSION(3, 1, 3): /* Only for this asic hw internal rev B0 */
>  		hw_params.dpia_supported = true;
>  #if defined(CONFIG_DRM_AMD_DC_DCN)
> -		hw_params.disable_dpia = dc-
> >debug.dpia_debug.bits.disable_dpia;
> +		hw_params.disable_dpia =
> +adev->dm.dc->debug.dpia_debug.bits.disable_dpia;
>  #endif
>  		break;
>  	default:
> --
> 2.25.1




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