drm/amd: be quiet when no SAD block is found

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It is fine for displays without audio functionality to not provide
any SAD block in their EDID. Do not log an error in that case,
just return quietly.

This fixes half of bug fdo#107825:
https://bugs.freedesktop.org/show_bug.cgi?id=107825

Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Jean Delvare <jdelvare@suse.de>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: "Christian König" <christian.koenig@amd.com>
Cc: "David (ChunMing) Zhou" <David1.Zhou@amd.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Harry Wentland <harry.wentland@amd.com>
Cc: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

...

This commit is contained in:

Jean Delvare 2019-09-04 11:12:48 +02:00 • committed by Alex Deucher

parent 13238d4fa6

commit ae2a349597

5 changed files with 11 additions and 12 deletions

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4

drivers/gpu/drm/amd/amdgpu/dce_v10_0.c

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4

drivers/gpu/drm/amd/amdgpu/dce_v11_0.c

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4

drivers/gpu/drm/amd/amdgpu/dce_v6_0.c

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4

drivers/gpu/drm/amd/amdgpu/dce_v8_0.c

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7

drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c

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