Commit fa8a4d36 authored by Charlene Liu's avatar Charlene Liu Committed by Alex Deucher
Browse files

drm/amd/display: Clear cached watermark after resume 



[WHY]
Driver could skip program watermarks when resume from S0i3/S4.

[HOW]
Clear the cached one first to make sure new value gets applied.

Reviewed-by: default avatarAlvin Lee <alvin.lee2@amd.com>
Reviewed-by: default avatarRoman Li <roman.li@amd.com>
Signed-off-by: default avatarCharlene Liu <Charlene.Liu@amd.com>
Signed-off-by: default avatarAlex Hung <alex.hung@amd.com>
Tested-by: default avatarDaniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 199888aa

drivers/gpu/drm/amd/display/dc/hubbub/dcn35/dcn35_hubbub.c

+1 −0
Original line number Diff line number Diff line
@@ -545,6 +545,7 @@ static void hubbub35_init(struct hubbub *hubbub) 
			DCHUBBUB_ARB_MAX_REQ_OUTSTAND, 256,

			DCHUBBUB_ARB_MIN_REQ_OUTSTAND, 256);



	memset(&hubbub2->watermarks.a.cstate_pstate, 0, sizeof(hubbub2->watermarks.a.cstate_pstate));

}



/*static void hubbub35_set_request_limit(struct hubbub *hubbub,