Commit 9eee2137 authored by Vitaly Prosyak's avatar Vitaly Prosyak Committed by Alex Deucher
Browse files

drm/amd/display: Fix handling of linear transfer function 



Signed-off-by: default avatarVitaly Prosyak <vitaly.prosyak@amd.com>
Reviewed-by: default avatarTony Cheng <Tony.Cheng@amd.com>
Acked-by: default avatarHarry Wentland <harry.wentland@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 3f7194bc

drivers/gpu/drm/amd/display/modules/color/color_gamma.c

+4 −2
Original line number Diff line number Diff line
@@ -1267,7 +1267,8 @@ bool mod_color_calculate_curve(enum dc_transfer_func_predefined trans, 
	bool ret = false;

	struct pwl_float_data_ex *rgb_regamma = NULL;



	if (trans == TRANSFER_FUNCTION_UNITY) {

	if (trans == TRANSFER_FUNCTION_UNITY ||

		trans == TRANSFER_FUNCTION_LINEAR) {

		points->end_exponent = 0;

		points->x_point_at_y1_red = 1;

		points->x_point_at_y1_green = 1;
@@ -1337,7 +1338,8 @@ bool mod_color_calculate_degamma_curve(enum dc_transfer_func_predefined trans, 
	bool ret = false;

	struct pwl_float_data_ex *rgb_degamma = NULL;



	if (trans == TRANSFER_FUNCTION_UNITY) {

	if (trans == TRANSFER_FUNCTION_UNITY ||

		trans == TRANSFER_FUNCTION_LINEAR) {



		for (i = 0; i <= MAX_HW_POINTS ; i++) {

			points->red[i]    = coordinates_x[i].x;

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