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drm/amd/display: Check if link state is valid

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The link state is set to false if there is no link and local sink. Even
though the stream state may not change, it is desirable to commit the
new stream when HPD goes low to high.

Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Co-developed-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Signed-off-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Rodrigo Siqueira
2022-10-18 08:28:15 -04:00
committed by Alex Deucher
parent 7b5a4d7b9e
commit 03ce7b387e
1 changed files with 2 additions and 0 deletions
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2
drivers/gpu/drm/amd/display/dc/core/dc.c
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@@ -1500,6 +1500,8 @@ static bool context_changed(
for (i = 0; i < dc->current_state->stream_count; i++) {
if (dc->current_state->streams[i] != context->streams[i])
return true;
if (!context->streams[i]->link->link_state_valid)
return true;
}
return false;