drm/amd/display: Don't allow pstate if no support in blank

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[Why]
We will hang if we report switch in VACTIVE but not in VBLANK and DPG_EN = 1

[How]
Block switch in ACTIVE if not supported in BLANK

Signed-off-by: Alvin Lee <alvin.lee2@amd.com>
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Eryk Brol <eryk.brol@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Alvin Lee 2020-09-21 16:23:25 -04:00 • committed by Alex Deucher

parent 322b1fdd20

commit 6fbd1e1710

1 changed files with 1 additions and 1 deletions

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drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c

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