[PATCH 33/43] drm/amd/display: Build unity lut for shaper

[Harry Wentland <harry.wentland-5C7GfCeVMHo@public.gmane.org>]

From: Vitaly Prosyak <vitaly.prosyak@amd.com>

Add color module to diagnostic compilation

Signed-off-by: Vitaly Prosyak <vitaly.prosyak@amd.com>
Reviewed-by: Charlene Liu <Charlene.Liu@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
---
 drivers/gpu/drm/amd/display/dc/basics/fixpt31_32.c |  12 +
 drivers/gpu/drm/amd/display/dc/dc.h                |   3 +-
 .../gpu/drm/amd/display/dc/dcn10/dcn10_cm_common.c | 292 ++++++++++++++++++++-
 .../gpu/drm/amd/display/dc/dcn10/dcn10_cm_common.h |  10 +
 .../drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c  | 275 +------------------
 drivers/gpu/drm/amd/display/include/fixed31_32.h   |   7 +
 6 files changed, 325 insertions(+), 274 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/basics/fixpt31_32.c b/drivers/gpu/drm/amd/display/dc/basics/fixpt31_32.c
index 26936892c6f5..13f8b8c02212 100644
--- a/drivers/gpu/drm/amd/display/dc/basics/fixpt31_32.c
+++ b/drivers/gpu/drm/amd/display/dc/basics/fixpt31_32.c
@@ -565,3 +565,15 @@ uint32_t dal_fixed31_32_u0d19(
 {
 	return ux_dy(arg.value, 0, 19);
 }
+
+uint32_t dal_fixed31_32_u0d14(
+	struct fixed31_32 arg)
+{
+	return ux_dy(arg.value, 1, 14);
+}
+
+uint32_t dal_fixed31_32_u0d10(
+	struct fixed31_32 arg)
+{
+	return ux_dy(arg.value, 1, 10);
+}
diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h
index f785d4a679df..ee8af9fa66f8 100644
--- a/drivers/gpu/drm/amd/display/dc/dc.h
+++ b/drivers/gpu/drm/amd/display/dc/dc.h
@@ -342,7 +342,8 @@ struct dc_hdr_static_metadata {
 enum dc_transfer_func_type {
 	TF_TYPE_PREDEFINED,
 	TF_TYPE_DISTRIBUTED_POINTS,
-	TF_TYPE_BYPASS
+	TF_TYPE_BYPASS,
+	TF_TYPE_UNITY
 };
 
 struct dc_transfer_func_distributed_points {
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_cm_common.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_cm_common.c
index 7f579cb19f4b..e132d0163787 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_cm_common.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_cm_common.c
@@ -22,11 +22,12 @@
  * Authors: AMD
  *
  */
-
+#include "dc.h"
 #include "reg_helper.h"
 #include "dcn10_dpp.h"
 
 #include "dcn10_cm_common.h"
+#include "custom_float.h"
 
 #define REG(reg) reg
 
@@ -121,3 +122,292 @@ void cm_helper_program_xfer_func(
 	}
 
 }
+
+
+
+bool cm_helper_convert_to_custom_float(
+		struct pwl_result_data *rgb_resulted,
+		struct curve_points *arr_points,
+		uint32_t hw_points_num,
+		bool fixpoint)
+{
+	struct custom_float_format fmt;
+
+	struct pwl_result_data *rgb = rgb_resulted;
+
+	uint32_t i = 0;
+
+	fmt.exponenta_bits = 6;
+	fmt.mantissa_bits = 12;
+	fmt.sign = false;
+
+	if (!convert_to_custom_float_format(arr_points[0].x, &fmt,
+					    &arr_points[0].custom_float_x)) {
+		BREAK_TO_DEBUGGER();
+		return false;
+	}
+
+	if (!convert_to_custom_float_format(arr_points[0].offset, &fmt,
+					    &arr_points[0].custom_float_offset)) {
+		BREAK_TO_DEBUGGER();
+		return false;
+	}
+
+	if (!convert_to_custom_float_format(arr_points[0].slope, &fmt,
+					    &arr_points[0].custom_float_slope)) {
+		BREAK_TO_DEBUGGER();
+		return false;
+	}
+
+	fmt.mantissa_bits = 10;
+	fmt.sign = false;
+
+	if (!convert_to_custom_float_format(arr_points[1].x, &fmt,
+					    &arr_points[1].custom_float_x)) {
+		BREAK_TO_DEBUGGER();
+		return false;
+	}
+
+	if (!convert_to_custom_float_format(arr_points[1].y, &fmt,
+					    &arr_points[1].custom_float_y)) {
+		BREAK_TO_DEBUGGER();
+		return false;
+	}
+
+	if (!convert_to_custom_float_format(arr_points[1].slope, &fmt,
+					    &arr_points[1].custom_float_slope)) {
+		BREAK_TO_DEBUGGER();
+		return false;
+	}
+
+	if (hw_points_num == 0 || rgb_resulted == NULL || fixpoint == true)
+		return true;
+
+	fmt.mantissa_bits = 12;
+	fmt.sign = true;
+
+	while (i != hw_points_num) {
+		if (!convert_to_custom_float_format(rgb->red, &fmt,
+						    &rgb->red_reg)) {
+			BREAK_TO_DEBUGGER();
+			return false;
+		}
+
+		if (!convert_to_custom_float_format(rgb->green, &fmt,
+						    &rgb->green_reg)) {
+			BREAK_TO_DEBUGGER();
+			return false;
+		}
+
+		if (!convert_to_custom_float_format(rgb->blue, &fmt,
+						    &rgb->blue_reg)) {
+			BREAK_TO_DEBUGGER();
+			return false;
+		}
+
+		if (!convert_to_custom_float_format(rgb->delta_red, &fmt,
+						    &rgb->delta_red_reg)) {
+			BREAK_TO_DEBUGGER();
+			return false;
+		}
+
+		if (!convert_to_custom_float_format(rgb->delta_green, &fmt,
+						    &rgb->delta_green_reg)) {
+			BREAK_TO_DEBUGGER();
+			return false;
+		}
+
+		if (!convert_to_custom_float_format(rgb->delta_blue, &fmt,
+						    &rgb->delta_blue_reg)) {
+			BREAK_TO_DEBUGGER();
+			return false;
+		}
+
+		++rgb;
+		++i;
+	}
+
+	return true;
+}
+
+
+#define MAX_REGIONS_NUMBER 34
+#define MAX_LOW_POINT      25
+#define NUMBER_SEGMENTS    32
+
+bool cm_helper_translate_curve_to_hw_format(
+				const struct dc_transfer_func *output_tf,
+				struct pwl_params *lut_params, bool fixpoint)
+{
+	struct curve_points *arr_points;
+	struct pwl_result_data *rgb_resulted;
+	struct pwl_result_data *rgb;
+	struct pwl_result_data *rgb_plus_1;
+	struct fixed31_32 y_r;
+	struct fixed31_32 y_g;
+	struct fixed31_32 y_b;
+	struct fixed31_32 y1_min;
+	struct fixed31_32 y3_max;
+
+	int32_t segment_start, segment_end;
+	int32_t i;
+	uint32_t j, k, seg_distr[MAX_REGIONS_NUMBER], increment, start_index, hw_points;
+
+	if (output_tf == NULL || lut_params == NULL || output_tf->type == TF_TYPE_BYPASS)
+		return false;
+
+	PERF_TRACE();
+
+	arr_points = lut_params->arr_points;
+	rgb_resulted = lut_params->rgb_resulted;
+	hw_points = 0;
+
+	memset(lut_params, 0, sizeof(struct pwl_params));
+	memset(seg_distr, 0, sizeof(seg_distr));
+
+	if (output_tf->tf == TRANSFER_FUNCTION_PQ) {
+		/* 32 segments
+		 * segments are from 2^-25 to 2^7
+		 */
+		for (i = 0; i < 32 ; i++)
+			seg_distr[i] = 3;
+
+		segment_start = -25;
+		segment_end   = 7;
+	} else {
+		/* 10 segments
+		 * segment is from 2^-10 to 2^0
+		 * There are less than 256 points, for optimization
+		 */
+		seg_distr[0] = 3;
+		seg_distr[1] = 4;
+		seg_distr[2] = 4;
+		seg_distr[3] = 4;
+		seg_distr[4] = 4;
+		seg_distr[5] = 4;
+		seg_distr[6] = 4;
+		seg_distr[7] = 4;
+		seg_distr[8] = 5;
+		seg_distr[9] = 5;
+
+		segment_start = -10;
+		segment_end = 0;
+	}
+
+	for (i = segment_end - segment_start; i < MAX_REGIONS_NUMBER ; i++)
+		seg_distr[i] = -1;
+
+	for (k = 0; k < MAX_REGIONS_NUMBER; k++) {
+		if (seg_distr[k] != -1)
+			hw_points += (1 << seg_distr[k]);
+	}
+
+	j = 0;
+	for (k = 0; k < (segment_end - segment_start); k++) {
+		increment = NUMBER_SEGMENTS / (1 << seg_distr[k]);
+		start_index = (segment_start + k + MAX_LOW_POINT) * NUMBER_SEGMENTS;
+		for (i = start_index; i < start_index + NUMBER_SEGMENTS; i += increment) {
+			if (j == hw_points - 1)
+				break;
+			rgb_resulted[j].red = output_tf->tf_pts.red[i];
+			rgb_resulted[j].green = output_tf->tf_pts.green[i];
+			rgb_resulted[j].blue = output_tf->tf_pts.blue[i];
+			j++;
+		}
+	}
+
+	/* last point */
+	start_index = (segment_end + MAX_LOW_POINT) * NUMBER_SEGMENTS;
+	rgb_resulted[hw_points - 1].red = output_tf->tf_pts.red[start_index];
+	rgb_resulted[hw_points - 1].green = output_tf->tf_pts.green[start_index];
+	rgb_resulted[hw_points - 1].blue = output_tf->tf_pts.blue[start_index];
+
+	arr_points[0].x = dal_fixed31_32_pow(dal_fixed31_32_from_int(2),
+					     dal_fixed31_32_from_int(segment_start));
+	arr_points[1].x = dal_fixed31_32_pow(dal_fixed31_32_from_int(2),
+					     dal_fixed31_32_from_int(segment_end));
+
+	y_r = rgb_resulted[0].red;
+	y_g = rgb_resulted[0].green;
+	y_b = rgb_resulted[0].blue;
+
+	y1_min = dal_fixed31_32_min(y_r, dal_fixed31_32_min(y_g, y_b));
+
+	arr_points[0].y = y1_min;
+	arr_points[0].slope = dal_fixed31_32_div(arr_points[0].y, arr_points[0].x);
+	y_r = rgb_resulted[hw_points - 1].red;
+	y_g = rgb_resulted[hw_points - 1].green;
+	y_b = rgb_resulted[hw_points - 1].blue;
+
+	/* see comment above, m_arrPoints[1].y should be the Y value for the
+	 * region end (m_numOfHwPoints), not last HW point(m_numOfHwPoints - 1)
+	 */
+	y3_max = dal_fixed31_32_max(y_r, dal_fixed31_32_max(y_g, y_b));
+
+	arr_points[1].y = y3_max;
+
+	arr_points[1].slope = dal_fixed31_32_zero;
+
+	if (output_tf->tf == TRANSFER_FUNCTION_PQ) {
+		/* for PQ, we want to have a straight line from last HW X point,
+		 * and the slope to be such that we hit 1.0 at 10000 nits.
+		 */
+		const struct fixed31_32 end_value =
+				dal_fixed31_32_from_int(125);
+
+		arr_points[1].slope = dal_fixed31_32_div(
+			dal_fixed31_32_sub(dal_fixed31_32_one, arr_points[1].y),
+			dal_fixed31_32_sub(end_value, arr_points[1].x));
+	}
+
+	lut_params->hw_points_num = hw_points;
+
+	i = 1;
+	for (k = 0; k < MAX_REGIONS_NUMBER && i < MAX_REGIONS_NUMBER; k++) {
+		if (seg_distr[k] != -1) {
+			lut_params->arr_curve_points[k].segments_num =
+					seg_distr[k];
+			lut_params->arr_curve_points[i].offset =
+					lut_params->arr_curve_points[k].offset + (1 << seg_distr[k]);
+		}
+		i++;
+	}
+
+	if (seg_distr[k] != -1)
+		lut_params->arr_curve_points[k].segments_num = seg_distr[k];
+
+	rgb = rgb_resulted;
+	rgb_plus_1 = rgb_resulted + 1;
+
+	i = 1;
+	while (i != hw_points + 1) {
+		if (dal_fixed31_32_lt(rgb_plus_1->red, rgb->red))
+			rgb_plus_1->red = rgb->red;
+		if (dal_fixed31_32_lt(rgb_plus_1->green, rgb->green))
+			rgb_plus_1->green = rgb->green;
+		if (dal_fixed31_32_lt(rgb_plus_1->blue, rgb->blue))
+			rgb_plus_1->blue = rgb->blue;
+
+		rgb->delta_red   = dal_fixed31_32_sub(rgb_plus_1->red,   rgb->red);
+		rgb->delta_green = dal_fixed31_32_sub(rgb_plus_1->green, rgb->green);
+		rgb->delta_blue  = dal_fixed31_32_sub(rgb_plus_1->blue,  rgb->blue);
+
+		if (fixpoint == true) {
+			rgb->delta_red_reg   = dal_fixed31_32_u0d10(rgb->delta_red);
+			rgb->delta_green_reg = dal_fixed31_32_u0d10(rgb->delta_green);
+			rgb->delta_blue_reg  = dal_fixed31_32_u0d10(rgb->delta_blue);
+			rgb->red_reg         = dal_fixed31_32_u0d14(rgb->red);
+			rgb->green_reg       = dal_fixed31_32_u0d14(rgb->green);
+			rgb->blue_reg        = dal_fixed31_32_u0d14(rgb->blue);
+		}
+
+		++rgb_plus_1;
+		++rgb;
+		++i;
+	}
+	cm_helper_convert_to_custom_float(rgb_resulted,
+						lut_params->arr_points,
+						hw_points, fixpoint);
+
+	return true;
+}
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_cm_common.h b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_cm_common.h
index 64836dcf21f2..64e476b83bcb 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_cm_common.h
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_cm_common.h
@@ -96,4 +96,14 @@ void cm_helper_program_xfer_func(
 		const struct pwl_params *params,
 		const struct xfer_func_reg *reg);
 
+bool cm_helper_convert_to_custom_float(
+		struct pwl_result_data *rgb_resulted,
+		struct curve_points *arr_points,
+		uint32_t hw_points_num,
+		bool fixpoint);
+
+bool cm_helper_translate_curve_to_hw_format(
+		const struct dc_transfer_func *output_tf,
+		struct pwl_params *lut_params, bool fixpoint);
+
 #endif
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
index 7376514a162e..e29111eb64e4 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
@@ -43,6 +43,7 @@
 #include "custom_float.h"
 #include "dcn10_hubp.h"
 #include "dcn10_hubbub.h"
+#include "dcn10_cm_common.h"
 
 #define CTX \
 	hws->ctx
@@ -954,280 +955,10 @@ static bool dcn10_set_input_transfer_func(struct pipe_ctx *pipe_ctx,
 
 	return result;
 }
-/*modify the method to handle rgb for arr_points*/
-static bool convert_to_custom_float(
-		struct pwl_result_data *rgb_resulted,
-		struct curve_points *arr_points,
-		uint32_t hw_points_num)
-{
-	struct custom_float_format fmt;
-
-	struct pwl_result_data *rgb = rgb_resulted;
-
-	uint32_t i = 0;
-
-	fmt.exponenta_bits = 6;
-	fmt.mantissa_bits = 12;
-	fmt.sign = false;
-
-	if (!convert_to_custom_float_format(arr_points[0].x, &fmt,
-					    &arr_points[0].custom_float_x)) {
-		BREAK_TO_DEBUGGER();
-		return false;
-	}
-
-	if (!convert_to_custom_float_format(arr_points[0].offset, &fmt,
-					    &arr_points[0].custom_float_offset)) {
-		BREAK_TO_DEBUGGER();
-		return false;
-	}
 
-	if (!convert_to_custom_float_format(arr_points[0].slope, &fmt,
-					    &arr_points[0].custom_float_slope)) {
-		BREAK_TO_DEBUGGER();
-		return false;
-	}
 
-	fmt.mantissa_bits = 10;
-	fmt.sign = false;
 
-	if (!convert_to_custom_float_format(arr_points[1].x, &fmt,
-					    &arr_points[1].custom_float_x)) {
-		BREAK_TO_DEBUGGER();
-		return false;
-	}
-
-	if (!convert_to_custom_float_format(arr_points[1].y, &fmt,
-					    &arr_points[1].custom_float_y)) {
-		BREAK_TO_DEBUGGER();
-		return false;
-	}
 
-	if (!convert_to_custom_float_format(arr_points[1].slope, &fmt,
-					    &arr_points[1].custom_float_slope)) {
-		BREAK_TO_DEBUGGER();
-		return false;
-	}
-
-	fmt.mantissa_bits = 12;
-	fmt.sign = true;
-
-	while (i != hw_points_num) {
-		if (!convert_to_custom_float_format(rgb->red, &fmt,
-						    &rgb->red_reg)) {
-			BREAK_TO_DEBUGGER();
-			return false;
-		}
-
-		if (!convert_to_custom_float_format(rgb->green, &fmt,
-						    &rgb->green_reg)) {
-			BREAK_TO_DEBUGGER();
-			return false;
-		}
-
-		if (!convert_to_custom_float_format(rgb->blue, &fmt,
-						    &rgb->blue_reg)) {
-			BREAK_TO_DEBUGGER();
-			return false;
-		}
-
-		if (!convert_to_custom_float_format(rgb->delta_red, &fmt,
-						    &rgb->delta_red_reg)) {
-			BREAK_TO_DEBUGGER();
-			return false;
-		}
-
-		if (!convert_to_custom_float_format(rgb->delta_green, &fmt,
-						    &rgb->delta_green_reg)) {
-			BREAK_TO_DEBUGGER();
-			return false;
-		}
-
-		if (!convert_to_custom_float_format(rgb->delta_blue, &fmt,
-						    &rgb->delta_blue_reg)) {
-			BREAK_TO_DEBUGGER();
-			return false;
-		}
-
-		++rgb;
-		++i;
-	}
-
-	return true;
-}
-#define MAX_REGIONS_NUMBER 34
-#define MAX_LOW_POINT      25
-#define NUMBER_SEGMENTS    32
-
-static bool
-dcn10_translate_regamma_to_hw_format(const struct dc_transfer_func *output_tf,
-				     struct pwl_params *regamma_params)
-{
-	struct curve_points *arr_points;
-	struct pwl_result_data *rgb_resulted;
-	struct pwl_result_data *rgb;
-	struct pwl_result_data *rgb_plus_1;
-	struct fixed31_32 y_r;
-	struct fixed31_32 y_g;
-	struct fixed31_32 y_b;
-	struct fixed31_32 y1_min;
-	struct fixed31_32 y3_max;
-
-	int32_t segment_start, segment_end;
-	int32_t i;
-	uint32_t j, k, seg_distr[MAX_REGIONS_NUMBER], increment, start_index, hw_points;
-
-	if (output_tf == NULL || regamma_params == NULL || output_tf->type == TF_TYPE_BYPASS)
-		return false;
-
-	PERF_TRACE();
-
-	arr_points = regamma_params->arr_points;
-	rgb_resulted = regamma_params->rgb_resulted;
-	hw_points = 0;
-
-	memset(regamma_params, 0, sizeof(struct pwl_params));
-	memset(seg_distr, 0, sizeof(seg_distr));
-
-	if (output_tf->tf == TRANSFER_FUNCTION_PQ) {
-		/* 32 segments
-		 * segments are from 2^-25 to 2^7
-		 */
-		for (i = 0; i < 32 ; i++)
-			seg_distr[i] = 3;
-
-		segment_start = -25;
-		segment_end   = 7;
-	} else {
-		/* 10 segments
-		 * segment is from 2^-10 to 2^0
-		 * There are less than 256 points, for optimization
-		 */
-		seg_distr[0] = 3;
-		seg_distr[1] = 4;
-		seg_distr[2] = 4;
-		seg_distr[3] = 4;
-		seg_distr[4] = 4;
-		seg_distr[5] = 4;
-		seg_distr[6] = 4;
-		seg_distr[7] = 4;
-		seg_distr[8] = 5;
-		seg_distr[9] = 5;
-
-		segment_start = -10;
-		segment_end = 0;
-	}
-
-	for (i = segment_end - segment_start; i < MAX_REGIONS_NUMBER ; i++)
-		seg_distr[i] = -1;
-
-	for (k = 0; k < MAX_REGIONS_NUMBER; k++) {
-		if (seg_distr[k] != -1)
-			hw_points += (1 << seg_distr[k]);
-	}
-
-	j = 0;
-	for (k = 0; k < (segment_end - segment_start); k++) {
-		increment = NUMBER_SEGMENTS / (1 << seg_distr[k]);
-		start_index = (segment_start + k + MAX_LOW_POINT) * NUMBER_SEGMENTS;
-		for (i = start_index; i < start_index + NUMBER_SEGMENTS; i += increment) {
-			if (j == hw_points - 1)
-				break;
-			rgb_resulted[j].red = output_tf->tf_pts.red[i];
-			rgb_resulted[j].green = output_tf->tf_pts.green[i];
-			rgb_resulted[j].blue = output_tf->tf_pts.blue[i];
-			j++;
-		}
-	}
-
-	/* last point */
-	start_index = (segment_end + MAX_LOW_POINT) * NUMBER_SEGMENTS;
-	rgb_resulted[hw_points - 1].red = output_tf->tf_pts.red[start_index];
-	rgb_resulted[hw_points - 1].green = output_tf->tf_pts.green[start_index];
-	rgb_resulted[hw_points - 1].blue = output_tf->tf_pts.blue[start_index];
-
-	arr_points[0].x = dal_fixed31_32_pow(dal_fixed31_32_from_int(2),
-					     dal_fixed31_32_from_int(segment_start));
-	arr_points[1].x = dal_fixed31_32_pow(dal_fixed31_32_from_int(2),
-					     dal_fixed31_32_from_int(segment_end));
-
-	y_r = rgb_resulted[0].red;
-	y_g = rgb_resulted[0].green;
-	y_b = rgb_resulted[0].blue;
-
-	y1_min = dal_fixed31_32_min(y_r, dal_fixed31_32_min(y_g, y_b));
-
-	arr_points[0].y = y1_min;
-	arr_points[0].slope = dal_fixed31_32_div(arr_points[0].y, arr_points[0].x);
-	y_r = rgb_resulted[hw_points - 1].red;
-	y_g = rgb_resulted[hw_points - 1].green;
-	y_b = rgb_resulted[hw_points - 1].blue;
-
-	/* see comment above, m_arrPoints[1].y should be the Y value for the
-	 * region end (m_numOfHwPoints), not last HW point(m_numOfHwPoints - 1)
-	 */
-	y3_max = dal_fixed31_32_max(y_r, dal_fixed31_32_max(y_g, y_b));
-
-	arr_points[1].y = y3_max;
-
-	arr_points[1].slope = dal_fixed31_32_zero;
-
-	if (output_tf->tf == TRANSFER_FUNCTION_PQ) {
-		/* for PQ, we want to have a straight line from last HW X point,
-		 * and the slope to be such that we hit 1.0 at 10000 nits.
-		 */
-		const struct fixed31_32 end_value =
-				dal_fixed31_32_from_int(125);
-
-		arr_points[1].slope = dal_fixed31_32_div(
-			dal_fixed31_32_sub(dal_fixed31_32_one, arr_points[1].y),
-			dal_fixed31_32_sub(end_value, arr_points[1].x));
-	}
-
-	regamma_params->hw_points_num = hw_points;
-
-	i = 1;
-	for (k = 0; k < MAX_REGIONS_NUMBER && i < MAX_REGIONS_NUMBER; k++) {
-		if (seg_distr[k] != -1) {
-			regamma_params->arr_curve_points[k].segments_num =
-					seg_distr[k];
-			regamma_params->arr_curve_points[i].offset =
-					regamma_params->arr_curve_points[k].offset + (1 << seg_distr[k]);
-		}
-		i++;
-	}
-
-	if (seg_distr[k] != -1)
-		regamma_params->arr_curve_points[k].segments_num = seg_distr[k];
-
-	rgb = rgb_resulted;
-	rgb_plus_1 = rgb_resulted + 1;
-
-	i = 1;
-
-	while (i != hw_points + 1) {
-		if (dal_fixed31_32_lt(rgb_plus_1->red, rgb->red))
-			rgb_plus_1->red = rgb->red;
-		if (dal_fixed31_32_lt(rgb_plus_1->green, rgb->green))
-			rgb_plus_1->green = rgb->green;
-		if (dal_fixed31_32_lt(rgb_plus_1->blue, rgb->blue))
-			rgb_plus_1->blue = rgb->blue;
-
-		rgb->delta_red = dal_fixed31_32_sub(rgb_plus_1->red, rgb->red);
-		rgb->delta_green = dal_fixed31_32_sub(rgb_plus_1->green, rgb->green);
-		rgb->delta_blue = dal_fixed31_32_sub(rgb_plus_1->blue, rgb->blue);
-
-		++rgb_plus_1;
-		++rgb;
-		++i;
-	}
-
-	convert_to_custom_float(rgb_resulted, arr_points, hw_points);
-
-	PERF_TRACE();
-
-	return true;
-}
 
 static bool
 dcn10_set_output_transfer_func(struct pipe_ctx *pipe_ctx,
@@ -1248,9 +979,9 @@ dcn10_set_output_transfer_func(struct pipe_ctx *pipe_ctx,
 	/* dcn10_translate_regamma_to_hw_format takes 750us, only do it when full
 	 * update.
 	 */
-	else if (dcn10_translate_regamma_to_hw_format(
+	else if (cm_helper_translate_curve_to_hw_format(
 			stream->out_transfer_func,
-			&dpp->regamma_params)) {
+			&dpp->regamma_params, false)) {
 		dpp->funcs->dpp_program_regamma_pwl(
 				dpp,
 				&dpp->regamma_params, OPP_REGAMMA_USER);
diff --git a/drivers/gpu/drm/amd/display/include/fixed31_32.h b/drivers/gpu/drm/amd/display/include/fixed31_32.h
index 3248f699daf2..c4848fadc70e 100644
--- a/drivers/gpu/drm/amd/display/include/fixed31_32.h
+++ b/drivers/gpu/drm/amd/display/include/fixed31_32.h
@@ -463,4 +463,11 @@ uint32_t dal_fixed31_32_u2d19(
 uint32_t dal_fixed31_32_u0d19(
 	struct fixed31_32 arg);
 
+
+uint32_t dal_fixed31_32_u0d14(
+	struct fixed31_32 arg);
+
+uint32_t dal_fixed31_32_u0d10(
+	struct fixed31_32 arg);
+
 #endif
-- 
2.14.1

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