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drm/amd/display: Refactor to move color helper into module
Refactor part 2 - Moving color helper into color module The color module will need table defined in the helper in order to calculate the logical regamma curve, and also to fully handle gamut remapping. Signed-off-by: Anthony Koo <anthony.koo@amd.com> Reviewed-by: Aric Cyr <Aric.Cyr@amd.com> Acked-by: Harry Wentland <Harry.Wentland@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Anthony Koo
Alex Deucher
parent
b90a2b23ed
commit
ea24af3e21
199
drivers/gpu/drm/amd/display/modules/color/color_helper.c
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199
drivers/gpu/drm/amd/display/modules/color/color_helper.c
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/**
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* @file
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* @date Copyright (c) 2008 Advanced Micro Devices, Inc. (unpublished)
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*
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* @brief Helper functions for color gamut calculation
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*
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* @internal
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* All rights reserved. This notice is intended as a precaution against
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* inadvertent publication and does not imply publication or any waiver
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* of confidentiality. The year included in the foregoing notice is the
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* year of creation of the work.
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*/
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#include "dm_services.h"
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#include "dc.h"
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#include "mod_color.h"
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#include "color_helper.h"
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const struct gamut_space_entry predefined_gamuts[] = {
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/* x_red y_red x_gr y_gr x_blue y_blue a0 a1 a2 a3 gamma */
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[gamut_type_bt709] = {6400, 3300, 3000, 6000, 1500, 600, 180000, 4500, 99, 99, 2200},
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[gamut_type_bt601] = {6400, 3300, 2900, 6000, 1500, 600, 180000, 4500, 99, 99, 2200},
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[gamut_type_adobe_rgb] = {6400, 3300, 2100, 7100, 1500, 600, 180000, 4500, 99, 99, 2200},
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[gamut_type_srgb] = {6400, 3300, 3000, 6000, 1500, 600, 31308, 12920, 55, 55, 2400},
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[gamut_type_bt2020] = {7080, 2920, 1700, 7970, 1310, 460, 180000, 4500, 99, 99, 2200}
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};
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const struct white_point_coodinates_entry predefined_white_points[] = {
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[white_point_type_5000k_horizon] = {5000, 3473, 3561},
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[white_point_type_6500k_noon] = {6500, 3127, 3290},
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[white_point_type_7500k_north_sky] = {7500, 3022, 3129},
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[white_point_type_9300k] = {9300, 2866, 2950}
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};
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const unsigned int white_point_entries = 91;
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const struct white_point_coodinates_entry white_point_temps[] = {
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/*001*/{1000, 6499, 3474},
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/*002*/{1100, 6361, 3594},
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/*003*/{1200, 6226, 3703},
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/*004*/{1300, 6095, 3801},
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/*005*/{1400, 5966, 3887},
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/*006*/{1500, 5841, 3962},
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/*007*/{1600, 5720, 4025},
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/*008*/{1700, 5601, 4076},
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/*009*/{1800, 5486, 4118},
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/*010*/{1900, 5375, 4150},
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/*011*/{2000, 5267, 4173},
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/*012*/{2100, 5162, 4188},
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/*013*/{2200, 5062, 4196},
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/*014*/{2300, 4965, 4198},
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/*015*/{2400, 4872, 4194},
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/*016*/{2500, 4782, 4186},
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/*017*/{2600, 4696, 4173},
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/*018*/{2700, 4614, 4158},
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/*019*/{2800, 4535, 4139},
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/*020*/{2900, 4460, 4118},
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/*021*/{3000, 4388, 4095},
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/*022*/{3100, 4320, 4070},
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/*023*/{3200, 4254, 4044},
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/*024*/{3300, 4192, 4018},
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/*025*/{3400, 4132, 3990},
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/*026*/{3500, 4075, 3962},
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/*027*/{3600, 4021, 3934},
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/*028*/{3700, 3969, 3905},
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/*029*/{3800, 3919, 3877},
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/*030*/{3900, 3872, 3849},
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/*031*/{4000, 3827, 3820},
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/*032*/{4100, 3784, 3793},
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/*033*/{4200, 3743, 3765},
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/*034*/{4300, 3704, 3738},
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/*035*/{4400, 3666, 3711},
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/*036*/{4500, 3631, 3685},
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/*037*/{4600, 3596, 3659},
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/*038*/{4700, 3563, 3634},
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/*039*/{4800, 3532, 3609},
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/*040*/{4900, 3502, 3585},
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/*041*/{5000, 3473, 3561},
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/*042*/{5100, 3446, 3538},
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/*043*/{5200, 3419, 3516},
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/*044*/{5300, 3394, 3494},
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/*045*/{5400, 3369, 3472},
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/*046*/{5500, 3346, 3451},
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/*047*/{5600, 3323, 3431},
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/*048*/{5700, 3302, 3411},
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/*049*/{5800, 3281, 3392},
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/*050*/{5900, 3261, 3373},
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/*051*/{6000, 3242, 3355},
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/*052*/{6100, 3223, 3337},
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/*053*/{6200, 3205, 3319},
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/*054*/{6300, 3188, 3302},
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/*055*/{6400, 3161, 3296},
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/*056*/{6500, 3127, 3290}, /* This is the real white point sRGB */
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/*057*/{6600, 3126, 3264},
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/*058*/{6700, 3125, 3238},
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/*059*/{6800, 3110, 3224},
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/*060*/{6900, 3097, 3209},
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/*061*/{7000, 3083, 3195},
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/*062*/{7100, 3070, 3181},
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/*063*/{7200, 3058, 3168},
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/*064*/{7300, 3045, 3154},
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/*065*/{7400, 3034, 3142},
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/*066*/{7500, 3022, 3129},
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/*067*/{7600, 3011, 3117},
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/*068*/{7700, 3000, 3105},
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/*069*/{7800, 2990, 3094},
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/*070*/{7900, 2980, 3082},
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/*071*/{8000, 2970, 3071},
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/*072*/{8100, 2961, 3061},
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/*073*/{8200, 2952, 3050},
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/*074*/{8300, 2943, 3040},
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/*075*/{8400, 2934, 3030},
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/*076*/{8500, 2926, 3020},
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/*077*/{8600, 2917, 3011},
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/*078*/{8700, 2910, 3001},
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/*079*/{8800, 2902, 2992},
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/*080*/{8900, 2894, 2983},
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/*081*/{9000, 2887, 2975},
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/*082*/{9100, 2880, 2966},
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/*083*/{9200, 2873, 2958},
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/*084*/{9300, 2866, 2950},
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/*085*/{9400, 2860, 2942},
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/*086*/{9500, 2853, 2934},
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/*087*/{9600, 2847, 2927},
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/*088*/{9700, 2841, 2919},
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/*089*/{9800, 2835, 2912},
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/*090*/{9900, 2829, 2905},
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/*091*/{10000, 2824, 2898}
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};
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bool mod_color_find_predefined_gamut(
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struct gamut_space_coordinates *out_gamut,
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enum predefined_gamut_type type)
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{
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out_gamut->redX = predefined_gamuts[type].redX;
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out_gamut->redY = predefined_gamuts[type].redY;
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out_gamut->greenX = predefined_gamuts[type].greenX;
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out_gamut->greenY = predefined_gamuts[type].greenY;
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out_gamut->blueX = predefined_gamuts[type].blueX;
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out_gamut->blueY = predefined_gamuts[type].blueY;
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return true;
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}
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bool mod_color_find_predefined_white_point(
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struct white_point_coodinates *out_white_point,
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enum predefined_white_point_type type)
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{
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out_white_point->whiteX = predefined_white_points[type].whiteX;
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out_white_point->whiteY = predefined_white_points[type].whiteY;
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return true;
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}
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bool mod_color_find_white_point_from_temperature(
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struct white_point_coodinates *out_white_point,
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unsigned int temperature)
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{
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int i;
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unsigned int found = false;
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struct white_point_coodinates_entry temp_white_point =
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white_point_temps[55];
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if (temperature < 1000 || temperature > 10000)
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return false;
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for (i = 0; i < white_point_entries; i++) {
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if (temperature == white_point_temps[i].temperature) {
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temp_white_point = white_point_temps[i];
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found = true;
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break;
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}
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}
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out_white_point->whiteX = temp_white_point.whiteX;
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out_white_point->whiteY = temp_white_point.whiteY;
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return found;
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}
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bool mod_color_find_temperature_from_white_point(
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struct white_point_coodinates *in_white_point,
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unsigned int *out_temperature)
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{
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unsigned int i;
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*out_temperature = 6500;
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for (i = 0; i < white_point_entries; i++) {
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if (in_white_point->whiteX == white_point_temps[i].whiteX &&
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in_white_point->whiteY == white_point_temps[i].whiteY) {
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*out_temperature = white_point_temps[i].temperature;
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return true;
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}
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}
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return false;
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}
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50
drivers/gpu/drm/amd/display/modules/color/color_helper.h
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50
drivers/gpu/drm/amd/display/modules/color/color_helper.h
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@ -0,0 +1,50 @@
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/**
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* @file
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* @date Copyright (c) 2008 Advanced Micro Devices, Inc. (unpublished)
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*
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* @brief Helper functions for color gamut calculation
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*
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* @internal
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* All rights reserved. This notice is intended as a precaution against
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* inadvertent publication and does not imply publication or any waiver
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* of confidentiality. The year included in the foregoing notice is the
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* year of creation of the work.
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*/
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#ifndef COLOR_MOD_COLOR_HELPER_H_
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#define COLOR_MOD_COLOR_HELPER_H_
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enum predefined_gamut_type {
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gamut_type_bt709,
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gamut_type_bt601,
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gamut_type_adobe_rgb,
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gamut_type_srgb,
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gamut_type_bt2020,
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gamut_type_unknown,
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};
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enum predefined_white_point_type {
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white_point_type_5000k_horizon,
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white_point_type_6500k_noon,
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white_point_type_7500k_north_sky,
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white_point_type_9300k,
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white_point_type_unknown,
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};
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bool mod_color_find_predefined_gamut(
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struct gamut_space_coordinates *out_gamut,
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enum predefined_gamut_type type);
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bool mod_color_find_predefined_white_point(
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struct white_point_coodinates *out_white_point,
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unsigned int index);
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bool mod_color_find_white_point_from_temperature(
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struct white_point_coodinates *out_white_point,
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unsigned int temperature);
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bool mod_color_find_temperature_from_white_point(
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struct white_point_coodinates *in_white_point,
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unsigned int *out_temperature);
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#endif /* COLOR_MOD_COLOR_HELPER_H_ */
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@ -28,6 +28,7 @@
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#define MOD_COLOR_H_
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#include "dm_services.h"
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#include "color_helper.h"
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struct mod_color {
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int dummy;
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@ -54,7 +55,6 @@ struct gamut_space_coordinates {
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};
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struct gamut_space_entry {
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unsigned int index;
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unsigned int redX;
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unsigned int redY;
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unsigned int greenX;
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@ -75,7 +75,7 @@ struct white_point_coodinates {
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};
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struct white_point_coodinates_entry {
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unsigned int index;
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unsigned int temperature;
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unsigned int whiteX;
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unsigned int whiteY;
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};
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