Commit 52b5432c authored Oct 04, 2022 by Mike Hsieh Committed by Alex Deucher Nov 09, 2022

drm/amd/display: Set correct EOTF and Gamut flag in VRR info



[Why] FreeSync always use G2.2 EOTF and Native gamut
[How] Set EOTF and Gamut flags accordingly

Reviewed-by: Krunoslav Kovac <Krunoslav.Kovac@amd.com>
Acked-by: Alan Liu <HaoPing.Liu@amd.com>
Signed-off-by: Mike Hsieh <Mike.Hsieh@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

parent 01c0c124

drivers/gpu/drm/amd/display/modules/freesync/freesync.c

+4 −4

Original line number	Diff line number	Diff line
		@@ -688,9 +688,9 @@ static void build_vrr_infopacket_fs2_data(enum color_transfer_func app_tf,
		if (app_tf != TRANSFER_FUNC_UNKNOWN) {
		infopacket->valid = true;

		if (app_tf != TRANSFER_FUNC_PQ2084) {
		infopacket->sb[6] \|= 0x08; // PB6 = [Bit 3 = Native Color Active]

		if (app_tf == TRANSFER_FUNC_GAMMA_22) {
		if (app_tf == TRANSFER_FUNC_GAMMA_22)
		infopacket->sb[9] \|= 0x04; // PB6 = [Bit 2 = Gamma 2.2 EOTF Active]
		}
		}