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drm/amd/display: Add new enum for EDID status

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[Why]
We must support a new type of partial edid return in the future

[How]
Add interface and case hander for partial edid

Reviewed-by: Charlene Liu <Charlene.Liu@amd.com>
Acked-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Signed-off-by: Dale Zhao <dale.zhao@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Dale Zhao 2022-03-10 17:20:39 -05:00 • committed by Alex Deucher
parent c791d75a64
commit 906fbba2c9
2 changed files with 4 additions and 0 deletions
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3
drivers/gpu/drm/amd/display/dc/core/dc_link.c
View file

@ -1183,6 +1183,9 @@ static bool detect_link_and_local_sink(struct dc_link *link,
case EDID_BAD_CHECKSUM: case EDID_BAD_CHECKSUM:
DC_LOG_ERROR("EDID checksum invalid.\n"); DC_LOG_ERROR("EDID checksum invalid.\n");
break; break;
case EDID_PARTIAL_VALID:
DC_LOG_ERROR("Partial EDID valid, abandon invalid blocks.\n");
break;
case EDID_NO_RESPONSE: case EDID_NO_RESPONSE:
DC_LOG_ERROR("No EDID read.\n"); DC_LOG_ERROR("No EDID read.\n");
/* /*

1
drivers/gpu/drm/amd/display/dc/dc_types.h
View file

@ -138,6 +138,7 @@ enum dc_edid_status {
EDID_BAD_CHECKSUM, EDID_BAD_CHECKSUM,
EDID_THE_SAME, EDID_THE_SAME,
EDID_FALL_BACK, EDID_FALL_BACK,
EDID_PARTIAL_VALID,
}; };
enum act_return_status { enum act_return_status {