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Commit 0971d745 authored by Wenjing Liu's avatar Wenjing Liu Committed by Alex Deucher
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drm/amd/display: Update rgb limited range csc matrix calculation 

The issue causes hue adjustment for rgb
limited range color space programmed wrong.
Update calculation formula for rgb limited range
Signed-off-by: default avatarWenjing Liu <Wenjing.Liu@amd.com>
Reviewed-by: default avatarAnthony Koo <Anthony.Koo@amd.com>
Acked-by: default avatarHarry Wentland <Harry.Wentland@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 1293b433
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Showing with 216 additions and 84 deletions
drivers/gpu/drm/amd/display/modules/color/color.c
View file @ 0971d745
......@@ -854,26 +854,60 @@ static void calculate_rgb_matrix_legacy(struct core_color *core_color,
rgb_matrix[11] = grph_bright;
}
static void calculate_rgb_limited_range_matrix(struct core_color *core_color,
unsigned int sink_index, struct fixed31_32 *rgb_matrix)
static void calculate_rgb_limited_range_matrix_legacy(
struct core_color *core_color, unsigned int sink_index,
struct fixed31_32 *rgb_matrix)
{
struct fixed31_32 ideal[12];
static const int32_t matrix_[] = {
85546875, 0, 0, 6250000,
0, 85546875, 0, 6250000,
0, 0, 85546875, 6250000
};
uint32_t i = 0;
const struct fixed31_32 k1 =
dal_fixed31_32_from_fraction(701000, 1000000);
const struct fixed31_32 k2 =
dal_fixed31_32_from_fraction(236568, 1000000);
const struct fixed31_32 k3 =
dal_fixed31_32_from_fraction(-587000, 1000000);
const struct fixed31_32 k4 =
dal_fixed31_32_from_fraction(464432, 1000000);
const struct fixed31_32 k5 =
dal_fixed31_32_from_fraction(-114000, 1000000);
const struct fixed31_32 k6 =
dal_fixed31_32_from_fraction(-701000, 1000000);
const struct fixed31_32 k7 =
dal_fixed31_32_from_fraction(-299000, 1000000);
const struct fixed31_32 k8 =
dal_fixed31_32_from_fraction(-292569, 1000000);
const struct fixed31_32 k9 =
dal_fixed31_32_from_fraction(413000, 1000000);
const struct fixed31_32 k10 =
dal_fixed31_32_from_fraction(-92482, 1000000);
const struct fixed31_32 k11 =
dal_fixed31_32_from_fraction(-114000, 1000000);
const struct fixed31_32 k12 =
dal_fixed31_32_from_fraction(385051, 1000000);
const struct fixed31_32 k13 =
dal_fixed31_32_from_fraction(-299000, 1000000);
const struct fixed31_32 k14 =
dal_fixed31_32_from_fraction(886000, 1000000);
const struct fixed31_32 k15 =
dal_fixed31_32_from_fraction(-587000, 1000000);
const struct fixed31_32 k16 =
dal_fixed31_32_from_fraction(-741914, 1000000);
const struct fixed31_32 k17 =
dal_fixed31_32_from_fraction(886000, 1000000);
const struct fixed31_32 k18 =
dal_fixed31_32_from_fraction(-144086, 1000000);
do {
ideal[i] = dal_fixed31_32_from_fraction(
matrix_[i],
100000000);
++i;
} while (i != ARRAY_SIZE(matrix_));
const struct fixed31_32 luma_r =
dal_fixed31_32_from_fraction(299, 1000);
const struct fixed31_32 luma_g =
dal_fixed31_32_from_fraction(587, 1000);
const struct fixed31_32 luma_b =
dal_fixed31_32_from_fraction(114, 1000);
const struct fixed31_32 luma_scale =
dal_fixed31_32_from_fraction(875855, 1000000);
const struct fixed31_32 rgb_scale =
dal_fixed31_32_from_fraction(85546875, 100000000);
const struct fixed31_32 rgb_bias =
dal_fixed31_32_from_fraction(625, 10000);
struct fixed31_32 grph_cont;
struct fixed31_32 grph_sat;
......@@ -885,84 +919,182 @@ static void calculate_rgb_limited_range_matrix(struct core_color *core_color,
core_color, sink_index, &grph_cont, &grph_sat,
&grph_bright, &sin_grph_hue, &cos_grph_hue);
const struct fixed31_32 multiplier =
dal_fixed31_32_mul(grph_cont, grph_sat);
rgb_matrix[8] = dal_fixed31_32_mul(ideal[0], grph_cont);
/* COEF_1_1 = GrphCont * (LumaR + GrphSat * (Cos(GrphHue) * K1 +*/
/* Sin(GrphHue) * K2))*/
/* (Cos(GrphHue) * K1 + Sin(GrphHue) * K2)*/
rgb_matrix[0] =
dal_fixed31_32_add(
dal_fixed31_32_mul(cos_grph_hue, k1),
dal_fixed31_32_mul(sin_grph_hue, k2));
/* GrphSat * (Cos(GrphHue) * K1 + Sin(GrphHue) * K2 */
rgb_matrix[0] = dal_fixed31_32_mul(grph_sat, rgb_matrix[0]);
/* (LumaR + GrphSat * (Cos(GrphHue) * K1 + Sin(GrphHue) * K2))*/
rgb_matrix[0] = dal_fixed31_32_add(luma_r, rgb_matrix[0]);
/* GrphCont * (LumaR + GrphSat * (Cos(GrphHue) * K1 + Sin(GrphHue)**/
/* K2))*/
rgb_matrix[0] = dal_fixed31_32_mul(grph_cont, rgb_matrix[0]);
/* LumaScale * GrphCont * (LumaR + GrphSat * (Cos(GrphHue) * K1 + */
/* Sin(GrphHue) * K2))*/
rgb_matrix[0] = dal_fixed31_32_mul(luma_scale, rgb_matrix[0]);
rgb_matrix[9] = dal_fixed31_32_mul(ideal[1], grph_cont);
/* COEF_1_2 = GrphCont * (LumaG + GrphSat * (Cos(GrphHue) * K3 +*/
/* Sin(GrphHue) * K4))*/
/* (Cos(GrphHue) * K3 + Sin(GrphHue) * K4)*/
rgb_matrix[1] =
dal_fixed31_32_add(
dal_fixed31_32_mul(cos_grph_hue, k3),
dal_fixed31_32_mul(sin_grph_hue, k4));
/* GrphSat * (Cos(GrphHue) * K3 + Sin(GrphHue) * K4)*/
rgb_matrix[1] = dal_fixed31_32_mul(grph_sat, rgb_matrix[1]);
/* (LumaG + GrphSat * (Cos(GrphHue) * K3 + Sin(GrphHue) * K4))*/
rgb_matrix[1] = dal_fixed31_32_add(luma_g, rgb_matrix[1]);
/* GrphCont * (LumaG + GrphSat * (Cos(GrphHue) * K3 + Sin(GrphHue)**/
/* K4))*/
rgb_matrix[1] = dal_fixed31_32_mul(grph_cont, rgb_matrix[1]);
/* LumaScale * GrphCont * (LumaG + GrphSat *(Cos(GrphHue) * K3 + */
/* Sin(GrphHue) * K4))*/
rgb_matrix[1] = dal_fixed31_32_mul(luma_scale, rgb_matrix[1]);
rgb_matrix[10] = dal_fixed31_32_mul(ideal[2], grph_cont);
/* COEF_1_3 = GrphCont * (LumaB + GrphSat * (Cos(GrphHue) * K5 +*/
/* Sin(GrphHue) * K6))*/
/* (Cos(GrphHue) * K5 + Sin(GrphHue) * K6)*/
rgb_matrix[2] =
dal_fixed31_32_add(
dal_fixed31_32_mul(cos_grph_hue, k5),
dal_fixed31_32_mul(sin_grph_hue, k6));
/* GrphSat * (Cos(GrphHue) * K5 + Sin(GrphHue) * K6)*/
rgb_matrix[2] = dal_fixed31_32_mul(grph_sat, rgb_matrix[2]);
/* LumaB + GrphSat * (Cos(GrphHue) * K5 + Sin(GrphHue) * K6)*/
rgb_matrix[2] = dal_fixed31_32_add(luma_b, rgb_matrix[2]);
/* GrphCont * (LumaB + GrphSat * (Cos(GrphHue) * K5 + Sin(GrphHue)**/
/* K6))*/
rgb_matrix[2] = dal_fixed31_32_mul(grph_cont, rgb_matrix[2]);
/* LumaScale * GrphCont * (LumaB + GrphSat *(Cos(GrphHue) * K5 + */
/* Sin(GrphHue) * K6))*/
rgb_matrix[2] = dal_fixed31_32_mul(luma_scale, rgb_matrix[2]);
rgb_matrix[11] = dal_fixed31_32_add(
ideal[3],
dal_fixed31_32_mul(
grph_bright,
dal_fixed31_32_from_fraction(86, 100)));
/* COEF_1_4 = RGBBias + RGBScale * GrphBright*/
rgb_matrix[3] = dal_fixed31_32_add(
rgb_bias,
dal_fixed31_32_mul(rgb_scale, grph_bright));
rgb_matrix[0] = dal_fixed31_32_mul(
multiplier,
/* COEF_2_1 = GrphCont * (LumaR + GrphSat * (Cos(GrphHue) * K7 +*/
/* Sin(GrphHue) * K8))*/
/* (Cos(GrphHue) * K7 + Sin(GrphHue) * K8)*/
rgb_matrix[4] =
dal_fixed31_32_add(
dal_fixed31_32_mul(
ideal[8],
sin_grph_hue),
dal_fixed31_32_mul(
ideal[4],
cos_grph_hue)));
dal_fixed31_32_mul(cos_grph_hue, k7),
dal_fixed31_32_mul(sin_grph_hue, k8));
/* GrphSat * (Cos(GrphHue) * K7 + Sin(GrphHue) * K8)*/
rgb_matrix[4] = dal_fixed31_32_mul(grph_sat, rgb_matrix[4]);
/* (LumaR + GrphSat * (Cos(GrphHue) * K7 + Sin(GrphHue) * K8))*/
rgb_matrix[4] = dal_fixed31_32_add(luma_r, rgb_matrix[4]);
/* GrphCont * (LumaR + GrphSat * (Cos(GrphHue) * K7 + Sin(GrphHue)**/
/* K8))*/
rgb_matrix[4] = dal_fixed31_32_mul(grph_cont, rgb_matrix[4]);
/* LumaScale * GrphCont * (LumaR + GrphSat * (Cos(GrphHue) * K7 + */
/* Sin(GrphHue) * K8))*/
rgb_matrix[4] = dal_fixed31_32_mul(luma_scale, rgb_matrix[4]);
rgb_matrix[1] = dal_fixed31_32_mul(
multiplier,
/* COEF_2_2 = GrphCont * (LumaG + GrphSat * (Cos(GrphHue) * K9 +*/
/* Sin(GrphHue) * K10))*/
/* (Cos(GrphHue) * K9 + Sin(GrphHue) * K10))*/
rgb_matrix[5] =
dal_fixed31_32_add(
dal_fixed31_32_mul(
ideal[9],
sin_grph_hue),
dal_fixed31_32_mul(
ideal[5],
cos_grph_hue)));
dal_fixed31_32_mul(cos_grph_hue, k9),
dal_fixed31_32_mul(sin_grph_hue, k10));
/* GrphSat * (Cos(GrphHue) * K9 + Sin(GrphHue) * K10))*/
rgb_matrix[5] = dal_fixed31_32_mul(grph_sat, rgb_matrix[5]);
/* (LumaG + GrphSat * (Cos(GrphHue) * K9 + Sin(GrphHue) * K10))*/
rgb_matrix[5] = dal_fixed31_32_add(luma_g, rgb_matrix[5]);
/* GrphCont * (LumaG + GrphSat * (Cos(GrphHue) * K9 + Sin(GrphHue)**/
/* K10))*/
rgb_matrix[5] = dal_fixed31_32_mul(grph_cont, rgb_matrix[5]);
/* LumaScale * GrphCont * (LumaG + GrphSat *(Cos(GrphHue) * K9 + */
/* Sin(GrphHue) * K10))*/
rgb_matrix[5] = dal_fixed31_32_mul(luma_scale, rgb_matrix[5]);
rgb_matrix[2] = dal_fixed31_32_mul(
multiplier,
/* COEF_2_3 = GrphCont * (LumaB + GrphSat * (Cos(GrphHue) * K11 +*/
/* Sin(GrphHue) * K12))*/
/* (Cos(GrphHue) * K11 + Sin(GrphHue) * K12))*/
rgb_matrix[6] =
dal_fixed31_32_add(
dal_fixed31_32_mul(
ideal[10],
sin_grph_hue),
dal_fixed31_32_mul(
ideal[6],
cos_grph_hue)));
dal_fixed31_32_mul(cos_grph_hue, k11),
dal_fixed31_32_mul(sin_grph_hue, k12));
/* GrphSat * (Cos(GrphHue) * K11 + Sin(GrphHue) * K12))*/
rgb_matrix[6] = dal_fixed31_32_mul(grph_sat, rgb_matrix[6]);
/* (LumaB + GrphSat * (Cos(GrphHue) * K11 + Sin(GrphHue) * K12))*/
rgb_matrix[6] = dal_fixed31_32_add(luma_b, rgb_matrix[6]);
/* GrphCont * (LumaB + GrphSat * (Cos(GrphHue) * K11 + Sin(GrphHue)**/
/* K12))*/
rgb_matrix[6] = dal_fixed31_32_mul(grph_cont, rgb_matrix[6]);
/* LumaScale * GrphCont * (LumaB + GrphSat *(Cos(GrphHue) * K11 +*/
/* Sin(GrphHue) * K12)) */
rgb_matrix[6] = dal_fixed31_32_mul(luma_scale, rgb_matrix[6]);
rgb_matrix[3] = ideal[7];
/* COEF_2_4 = RGBBias + RGBScale * GrphBright*/
rgb_matrix[7] = dal_fixed31_32_add(
rgb_bias,
dal_fixed31_32_mul(rgb_scale, grph_bright));
rgb_matrix[4] = dal_fixed31_32_mul(
multiplier,
dal_fixed31_32_sub(
dal_fixed31_32_mul(
ideal[8],
cos_grph_hue),
dal_fixed31_32_mul(
ideal[4],
sin_grph_hue)));
/* COEF_3_1 = GrphCont * (LumaR + GrphSat * (Cos(GrphHue) * K13 +*/
/* Sin(GrphHue) * K14))*/
/* (Cos(GrphHue) * K13 + Sin(GrphHue) * K14)) */
rgb_matrix[8] =
dal_fixed31_32_add(
dal_fixed31_32_mul(cos_grph_hue, k13),
dal_fixed31_32_mul(sin_grph_hue, k14));
/* GrphSat * (Cos(GrphHue) * K13 + Sin(GrphHue) * K14)) */
rgb_matrix[8] = dal_fixed31_32_mul(grph_sat, rgb_matrix[8]);
/* (LumaR + GrphSat * (Cos(GrphHue) * K13 + Sin(GrphHue) * K14)) */
rgb_matrix[8] = dal_fixed31_32_add(luma_r, rgb_matrix[8]);
/* GrphCont * (LumaR + GrphSat * (Cos(GrphHue) * K13 + Sin(GrphHue)**/
/* K14)) */
rgb_matrix[8] = dal_fixed31_32_mul(grph_cont, rgb_matrix[8]);
/* LumaScale * GrphCont * (LumaR + GrphSat * (Cos(GrphHue) * K13 +*/
/* Sin(GrphHue) * K14))*/
rgb_matrix[8] = dal_fixed31_32_mul(luma_scale, rgb_matrix[8]);
rgb_matrix[5] = dal_fixed31_32_mul(
multiplier,
dal_fixed31_32_sub(
dal_fixed31_32_mul(
ideal[9],
cos_grph_hue),
dal_fixed31_32_mul(
ideal[5],
sin_grph_hue)));
/* COEF_3_2 = GrphCont * (LumaG + GrphSat * (Cos(GrphHue) * K15 +*/
/* Sin(GrphHue) * K16)) */
/* GrphSat * (Cos(GrphHue) * K15 + Sin(GrphHue) * K16) */
rgb_matrix[9] =
dal_fixed31_32_add(
dal_fixed31_32_mul(cos_grph_hue, k15),
dal_fixed31_32_mul(sin_grph_hue, k16));
/* (LumaG + GrphSat * (Cos(GrphHue) * K15 + Sin(GrphHue) * K16)) */
rgb_matrix[9] = dal_fixed31_32_mul(grph_sat, rgb_matrix[9]);
/* (LumaG + GrphSat * (Cos(GrphHue) * K15 + Sin(GrphHue) * K16)) */
rgb_matrix[9] = dal_fixed31_32_add(luma_g, rgb_matrix[9]);
/* GrphCont * (LumaG + GrphSat * (Cos(GrphHue) * K15 + Sin(GrphHue)**/
/* K16)) */
rgb_matrix[9] = dal_fixed31_32_mul(grph_cont, rgb_matrix[9]);
/* LumaScale * GrphCont * (LumaG + GrphSat *(Cos(GrphHue) * K15 + */
/* Sin(GrphHue) * K16))*/
rgb_matrix[9] = dal_fixed31_32_mul(luma_scale, rgb_matrix[9]);
rgb_matrix[6] = dal_fixed31_32_mul(
multiplier,
dal_fixed31_32_sub(
dal_fixed31_32_mul(
ideal[10],
cos_grph_hue),
dal_fixed31_32_mul(
ideal[6],
sin_grph_hue)));
/* COEF_3_3 = GrphCont * (LumaB + GrphSat * (Cos(GrphHue) * K17 +*/
/* Sin(GrphHue) * K18)) */
/* (Cos(GrphHue) * K17 + Sin(GrphHue) * K18)) */
rgb_matrix[10] =
dal_fixed31_32_add(
dal_fixed31_32_mul(cos_grph_hue, k17),
dal_fixed31_32_mul(sin_grph_hue, k18));
/* GrphSat * (Cos(GrphHue) * K17 + Sin(GrphHue) * K18)) */
rgb_matrix[10] = dal_fixed31_32_mul(grph_sat, rgb_matrix[10]);
/* (LumaB + GrphSat * (Cos(GrphHue) * K17 + Sin(GrphHue) * K18)) */
rgb_matrix[10] = dal_fixed31_32_add(luma_b, rgb_matrix[10]);
/* GrphCont * (LumaB + GrphSat * (Cos(GrphHue) * K17 + Sin(GrphHue)**/
/* K18)) */
rgb_matrix[10] = dal_fixed31_32_mul(grph_cont, rgb_matrix[10]);
/* LumaScale * GrphCont * (LumaB + GrphSat *(Cos(GrphHue) * */
/* K17 + Sin(GrphHue) * K18))*/
rgb_matrix[10] = dal_fixed31_32_mul(luma_scale, rgb_matrix[10]);
rgb_matrix[7] = ideal[11];
/* COEF_3_4 = RGBBias + RGBScale * GrphBright */
rgb_matrix[11] = dal_fixed31_32_add(
rgb_bias,
dal_fixed31_32_mul(rgb_scale, grph_bright));
}
static void calculate_yuv_matrix(struct core_color *core_color,
......@@ -1110,9 +1242,9 @@ static void calculate_csc_matrix(struct core_color *core_color,
(csc_matrix, fixed_csc_matrix, 12);
break;
case COLOR_SPACE_SRGB_LIMITED:
calculate_rgb_limited_range_matrix(core_color, sink_index,
fixed_csc_matrix);
convert_float_matrix(csc_matrix, fixed_csc_matrix, 12);
calculate_rgb_limited_range_matrix_legacy(
core_color, sink_index, fixed_csc_matrix);
convert_float_matrix_legacy(csc_matrix, fixed_csc_matrix, 12);
break;
case COLOR_SPACE_YCBCR601:
case COLOR_SPACE_YCBCR709:
......
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