[Intel-gfx] [PATCH] drm/amdgpu/dm: Do not throw an error for a display with no audio

Harry Wentland hwentlan at amd.com
Thu Nov 14 21:23:41 UTC 2019


On 2019-11-14 3:44 p.m., Chris Wilson wrote:
> An old display with no audio may not have an EDID with a CEA block, or
> it may simply be too old to support audio. This is not a driver error,
> so don't flag it as such.
> 
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=112140
> References: ae2a3495973e ("drm/amd: be quiet when no SAD block is found")
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>

Reviewed-by: Harry Wentland <harry.wentland at amd.com>

Harry

> Cc: Harry Wentland <harry.wentland at amd.com>
> Cc: Jean Delvare <jdelvare at suse.de>
> Cc: Alex Deucher <alexander.deucher at amd.com>
> ---
>  drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
> index 11e5784aa62a..04808dbecab3 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
> @@ -97,8 +97,6 @@ enum dc_edid_status dm_helpers_parse_edid_caps(
>  			(struct edid *) edid->raw_edid);
>  
>  	sad_count = drm_edid_to_sad((struct edid *) edid->raw_edid, &sads);
> -	if (sad_count < 0)
> -		DRM_ERROR("Couldn't read SADs: %d\n", sad_count);
>  	if (sad_count <= 0)
>  		return result;
>  
> 


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