1 // SPDX-License-Identifier: MIT 2 // 3 // Copyright (c) 2026 Advanced Micro Devices, Inc. All rights reserved. 4 5 #include "dm_services.h" 6 #include "core_types.h" 7 #include "reg_helper.h" 8 #include "dcn401/dcn401_dpp.h" 9 #include "dcn50_dpp.h" 10 #include "basics/conversion.h" 11 #include "dcn30/dcn30_cm_common.h" 12 #include "dcn32/dcn32_dpp.h" 13 #include "dcn35/dcn35_dpp.h" 14 15 #define REG(reg)\ 16 dpp->tf_regs->reg 17 18 #define CTX \ 19 dpp->base.ctx 20 21 #undef FN 22 #define FN(reg_name, field_name) \ 23 dpp->tf_shift->field_name, dpp->tf_mask->field_name 24 25 void dpp50_set_pregam_state( 26 struct dpp *dpp_base, 27 enum dc_transfer_func_predefined tr, 28 enum dc_scaling_linearity scaling) 29 { 30 struct dcn50_dpp *dpp = TO_DCN50_DPP(dpp_base); 31 enum pregam_mode pre_degam_en = PREGAM_DEGAM; 32 enum degam_lut degamma_lut_selection = 0; 33 34 if (scaling == DC_SCALING_LINEARITY_SOURCE) { 35 //If scaling in non-linear, apply regamma 36 REG_SET_2(PRE_GAM, 0, 37 PRE_GAM_MODE, PREGAM_REGAM, 38 PRE_REGAM_SELECT, REGAM_20); 39 } else { 40 //If scaling in linear, apply degamma based on TF 41 switch (tr) { 42 case TRANSFER_FUNCTION_SRGB: 43 degamma_lut_selection = DEGAM_SRGB; 44 break; 45 case TRANSFER_FUNCTION_GAMMA22: 46 degamma_lut_selection = DEGAM_GAMMA_22; 47 break; 48 case TRANSFER_FUNCTION_GAMMA24: 49 degamma_lut_selection = DEGAM_GAMMA_24; 50 break; 51 case TRANSFER_FUNCTION_GAMMA26: 52 degamma_lut_selection = DEGAM_GAMMA_26; 53 break; 54 case TRANSFER_FUNCTION_BT709: 55 degamma_lut_selection = DEGAM_BT2020; 56 break; 57 case TRANSFER_FUNCTION_PQ: 58 degamma_lut_selection = DEGAM_BT2100PQ; 59 break; 60 case TRANSFER_FUNCTION_HLG: 61 degamma_lut_selection = DEGAM_BT2100HLG; 62 break; 63 case TRANSFER_FUNCTION_LINEAR: 64 case TRANSFER_FUNCTION_UNITY: 65 case TRANSFER_FUNCTION_HLG12: 66 default: 67 pre_degam_en = PREGAM_BYPASS; 68 break; 69 } 70 71 REG_SET_2(PRE_GAM, 0, 72 PRE_GAM_MODE, pre_degam_en, 73 PRE_DEGAM_SELECT, degamma_lut_selection); 74 } 75 } 76 77 void dpp50_dpp_setup( 78 struct dpp *dpp_base, 79 enum surface_pixel_format format, 80 enum expansion_mode mode, 81 struct dc_csc_transform input_csc_color_matrix, 82 enum dc_color_space input_color_space, 83 struct cnv_alpha_2bit_lut *alpha_2bit_lut) 84 { 85 struct dcn50_dpp *dpp = TO_DCN50_DPP(dpp_base); 86 uint32_t pixel_format = 0; 87 uint32_t alpha_en = 1; 88 enum dc_color_space color_space = COLOR_SPACE_SRGB; 89 enum dcn10_input_csc_select select = INPUT_CSC_SELECT_BYPASS; 90 uint32_t is_2bit = 0; 91 uint32_t alpha_plane_enable = 0; 92 uint32_t dealpha_en = 0, dealpha_ablnd_en = 0; 93 uint32_t realpha_en = 0, realpha_ablnd_en = 0; 94 struct out_csc_color_matrix tbl_entry; 95 int i; 96 97 REG_SET_2(FORMAT_CONTROL, 0, 98 CNVC_BYPASS, 0, 99 FORMAT_EXPANSION_MODE, mode); 100 101 REG_UPDATE(FORMAT_CONTROL, FORMAT_CNV16, 0); 102 REG_UPDATE(FORMAT_CONTROL, CNVC_BYPASS_MSB_ALIGN, 0); 103 REG_UPDATE(FORMAT_CONTROL, CLAMP_POSITIVE, 0); 104 REG_UPDATE(FORMAT_CONTROL, CLAMP_POSITIVE_C, 0); 105 106 REG_UPDATE(FORMAT_CONTROL, FORMAT_CROSSBAR_R, 0); 107 REG_UPDATE(FORMAT_CONTROL, FORMAT_CROSSBAR_G, 1); 108 REG_UPDATE(FORMAT_CONTROL, FORMAT_CROSSBAR_B, 2); 109 110 switch (format) { 111 case SURFACE_PIXEL_FORMAT_GRPH_ARGB1555: 112 pixel_format = 1; 113 break; 114 case SURFACE_PIXEL_FORMAT_GRPH_RGB565: 115 pixel_format = 3; 116 alpha_en = 0; 117 break; 118 case SURFACE_PIXEL_FORMAT_GRPH_ARGB8888: 119 case SURFACE_PIXEL_FORMAT_GRPH_ABGR8888: 120 pixel_format = 8; 121 break; 122 case SURFACE_PIXEL_FORMAT_GRPH_ARGB2101010: 123 case SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010: 124 pixel_format = 10; 125 is_2bit = 1; 126 break; 127 case SURFACE_PIXEL_FORMAT_VIDEO_420_YCrCb: 128 case SURFACE_PIXEL_FORMAT_VIDEO_422_CrCb_P208: 129 pixel_format = 64; 130 color_space = COLOR_SPACE_YCBCR709; 131 select = INPUT_CSC_SELECT_ICSC; 132 break; 133 case SURFACE_PIXEL_FORMAT_VIDEO_420_YCbCr: 134 case SURFACE_PIXEL_FORMAT_VIDEO_422_CbCr_P208: 135 pixel_format = 65; 136 color_space = COLOR_SPACE_YCBCR709; 137 select = INPUT_CSC_SELECT_ICSC; 138 break; 139 case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCrCb: 140 case SURFACE_PIXEL_FORMAT_VIDEO_422_CrCb_P210: 141 pixel_format = 66; 142 color_space = COLOR_SPACE_YCBCR709; 143 select = INPUT_CSC_SELECT_ICSC; 144 break; 145 case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCbCr: 146 case SURFACE_PIXEL_FORMAT_VIDEO_422_CbCr_P210: 147 pixel_format = 67; 148 color_space = COLOR_SPACE_YCBCR709; 149 select = INPUT_CSC_SELECT_ICSC; 150 break; 151 case SURFACE_PIXEL_FORMAT_VIDEO_422_CrCb_P212: 152 pixel_format = 68; 153 color_space = COLOR_SPACE_YCBCR709; 154 select = INPUT_CSC_SELECT_ICSC; 155 break; 156 case SURFACE_PIXEL_FORMAT_VIDEO_422_CbCr_P212: 157 pixel_format = 69; 158 color_space = COLOR_SPACE_YCBCR709; 159 select = INPUT_CSC_SELECT_ICSC; 160 break; 161 /* Packed 422 formats*/ 162 case SURFACE_PIXEL_FORMAT_VIDEO_422_YCrYCb: 163 pixel_format = 72; 164 color_space = COLOR_SPACE_YCBCR709; 165 select = INPUT_CSC_SELECT_ICSC; 166 // color space and select subjected to change 167 break; 168 case SURFACE_PIXEL_FORMAT_VIDEO_422_YCbYCr: 169 pixel_format = 73; 170 color_space = COLOR_SPACE_YCBCR709; 171 select = INPUT_CSC_SELECT_ICSC; 172 // color space and select subjected to change 173 break; 174 case SURFACE_PIXEL_FORMAT_VIDEO_422_CrYCbY: 175 pixel_format = 74; 176 color_space = COLOR_SPACE_YCBCR709; 177 select = INPUT_CSC_SELECT_ICSC; 178 // color space and select subjected to change 179 break; 180 case SURFACE_PIXEL_FORMAT_VIDEO_422_CbYCrY: 181 pixel_format = 75; 182 color_space = COLOR_SPACE_YCBCR709; 183 select = INPUT_CSC_SELECT_ICSC; 184 // color space and select subjected to change 185 break; 186 case SURFACE_PIXEL_FORMAT_VIDEO_422_10bpc_YCrYCb: 187 pixel_format = 76; 188 color_space = COLOR_SPACE_YCBCR709; 189 select = INPUT_CSC_SELECT_ICSC; 190 // color space and select subjected to change 191 break; 192 case SURFACE_PIXEL_FORMAT_VIDEO_422_10bpc_YCbYCr: 193 pixel_format = 77; 194 color_space = COLOR_SPACE_YCBCR709; 195 select = INPUT_CSC_SELECT_ICSC; 196 // color space and select subjected to change 197 break; 198 case SURFACE_PIXEL_FORMAT_VIDEO_422_10bpc_CrYCbY: 199 pixel_format = 78; 200 color_space = COLOR_SPACE_YCBCR709; 201 select = INPUT_CSC_SELECT_ICSC; 202 // color space and select subjected to change 203 break; 204 case SURFACE_PIXEL_FORMAT_VIDEO_422_10bpc_CbYCrY: 205 pixel_format = 79; 206 color_space = COLOR_SPACE_YCBCR709; 207 select = INPUT_CSC_SELECT_ICSC; 208 // color space and select subjected to change 209 break; 210 case SURFACE_PIXEL_FORMAT_VIDEO_422_12bpc_YCrYCb: 211 pixel_format = 80; 212 color_space = COLOR_SPACE_YCBCR709; 213 select = INPUT_CSC_SELECT_ICSC; 214 // color space and select subjected to change 215 break; 216 case SURFACE_PIXEL_FORMAT_VIDEO_422_12bpc_YCbYCr: 217 pixel_format = 81; 218 color_space = COLOR_SPACE_YCBCR709; 219 select = INPUT_CSC_SELECT_ICSC; 220 // color space and select subjected to change 221 break; 222 case SURFACE_PIXEL_FORMAT_VIDEO_422_12bpc_CrYCbY: 223 pixel_format = 82; 224 color_space = COLOR_SPACE_YCBCR709; 225 select = INPUT_CSC_SELECT_ICSC; 226 // color space and select subjected to change 227 break; 228 case SURFACE_PIXEL_FORMAT_VIDEO_422_12bpc_CbYCrY: 229 pixel_format = 83; 230 color_space = COLOR_SPACE_YCBCR709; 231 select = INPUT_CSC_SELECT_ICSC; 232 // color space and select subjected to change 233 break; 234 case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616: 235 case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616: 236 pixel_format = 26; /* ARGB16161616_UNORM */ 237 break; 238 case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616F: 239 pixel_format = 24; 240 break; 241 case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F: 242 pixel_format = 25; 243 break; 244 case SURFACE_PIXEL_FORMAT_VIDEO_AYCrCb8888: 245 pixel_format = 12; 246 color_space = COLOR_SPACE_YCBCR709; 247 select = INPUT_CSC_SELECT_ICSC; 248 break; 249 case SURFACE_PIXEL_FORMAT_GRPH_RGB111110_FIX: 250 pixel_format = 112; 251 alpha_en = 0; 252 break; 253 case SURFACE_PIXEL_FORMAT_GRPH_BGR101111_FIX: 254 pixel_format = 113; 255 alpha_en = 0; 256 break; 257 case SURFACE_PIXEL_FORMAT_VIDEO_ACrYCb2101010: 258 pixel_format = 114; 259 color_space = COLOR_SPACE_YCBCR709; 260 select = INPUT_CSC_SELECT_ICSC; 261 is_2bit = 1; 262 break; 263 case SURFACE_PIXEL_FORMAT_VIDEO_CrYCbA1010102: 264 pixel_format = 115; 265 color_space = COLOR_SPACE_YCBCR709; 266 select = INPUT_CSC_SELECT_ICSC; 267 is_2bit = 1; 268 break; 269 case SURFACE_PIXEL_FORMAT_GRPH_RGBE: 270 pixel_format = 116; 271 alpha_plane_enable = 0; 272 break; 273 case SURFACE_PIXEL_FORMAT_GRPH_RGBE_ALPHA: 274 pixel_format = 116; 275 alpha_plane_enable = 1; 276 break; 277 case SURFACE_PIXEL_FORMAT_GRPH_RGB111110_FLOAT: 278 pixel_format = 118; 279 alpha_en = 0; 280 break; 281 case SURFACE_PIXEL_FORMAT_GRPH_BGR101111_FLOAT: 282 pixel_format = 119; 283 alpha_en = 0; 284 break; 285 default: 286 break; 287 } 288 289 /* Set default color space based on format if none is given. */ 290 color_space = input_color_space ? input_color_space : color_space; 291 292 if (is_2bit == 1 && alpha_2bit_lut != NULL) { 293 REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT0, alpha_2bit_lut->lut0); 294 REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT1, alpha_2bit_lut->lut1); 295 REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT2, alpha_2bit_lut->lut2); 296 REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT3, alpha_2bit_lut->lut3); 297 } 298 299 REG_SET_2(CNVC_SURFACE_PIXEL_FORMAT, 0, 300 CNVC_SURFACE_PIXEL_FORMAT, pixel_format, 301 CNVC_ALPHA_PLANE_ENABLE, alpha_plane_enable); 302 REG_UPDATE(FORMAT_CONTROL, FORMAT_CONTROL__ALPHA_EN, alpha_en); 303 304 REG_SET_2(PRE_DEALPHA, 0, 305 PRE_DEALPHA_EN, dealpha_en, 306 PRE_DEALPHA_ABLND_EN, dealpha_ablnd_en); 307 REG_SET_2(PRE_REALPHA, 0, 308 PRE_REALPHA_EN, realpha_en, 309 PRE_REALPHA_ABLND_EN, realpha_ablnd_en); 310 311 /* If input adjustment exists, program the ICSC with those values. */ 312 if (input_csc_color_matrix.enable_adjustment == true) { 313 for (i = 0; i < 12; i++) 314 tbl_entry.regval[i] = input_csc_color_matrix.matrix[i]; 315 316 tbl_entry.color_space = input_color_space; 317 318 if (dpp3_should_bypass_post_csc_for_colorspace(color_space)) 319 select = INPUT_CSC_SELECT_BYPASS; 320 else 321 select = INPUT_CSC_SELECT_ICSC; 322 323 dpp3_program_post_csc(dpp_base, color_space, select, 324 &tbl_entry); 325 } else { 326 dpp3_program_post_csc(dpp_base, color_space, select, NULL); 327 } 328 } 329 330 static struct dpp_funcs dcn50_dpp_funcs = { 331 .dpp_program_gamcor_lut = dpp3_program_gamcor_lut, 332 .dpp_read_state = dpp401_read_state, 333 .dpp_reset = dpp_reset, 334 .dpp_set_scaler = dpp401_dscl_set_scaler_manual_scale, 335 .dpp_get_optimal_number_of_taps = dpp3_get_optimal_number_of_taps, 336 .dpp_set_gamut_remap = NULL, 337 .dpp_set_csc_adjustment = NULL, 338 .dpp_set_csc_default = NULL, 339 .dpp_program_regamma_pwl = NULL, 340 .dpp_set_pre_degam = NULL, 341 .dpp_program_input_lut = NULL, 342 .dpp_full_bypass = NULL, 343 .dpp_setup = dpp50_dpp_setup, 344 .dpp_program_degamma_pwl = NULL, 345 .dpp_program_cm_dealpha = dpp3_program_cm_dealpha, 346 .dpp_program_cm_bias = dpp3_program_cm_bias, 347 348 .dpp_program_blnd_lut = NULL, // BLNDGAM is removed completely in DCN3.2 DPP 349 .dpp_program_shaper_lut = NULL, // CM SHAPER block is removed in DCN3.2 DPP, 350 //(it is in MPCC, programmable before or after BLND) 351 .dpp_program_3dlut = NULL, // CM 3DLUT block is removed in DCN3.2 DPP, 352 //(it is in MPCC, programmable before or after BLND) 353 354 .dpp_program_bias_and_scale = dpp35_program_bias_and_scale_fcnv, 355 .dpp_cnv_set_alpha_keyer = dpp2_cnv_set_alpha_keyer, 356 .set_cursor_attributes = dpp401_set_cursor_attributes, 357 .set_cursor_position = dpp401_set_cursor_position, 358 .set_optional_cursor_attributes = dpp401_set_optional_cursor_attributes, 359 .dpp_dppclk_control = dpp1_dppclk_control, 360 .dpp_set_hdr_multiplier = dpp3_set_hdr_multiplier, 361 .dpp_read_reg_state = dpp30_read_reg_state, 362 .set_cursor_matrix = dpp401_set_cursor_matrix, 363 .dpp_set_pregam_state = dpp50_set_pregam_state, 364 }; 365 366 static struct dpp_caps dcn50_dpp_cap = { 367 .dscl_data_proc_format = DSCL_DATA_PRCESSING_FLOAT_FORMAT, 368 .max_lb_partitions = 63, 369 .dscl_calc_lb_num_partitions = dscl401_calc_lb_num_partitions, 370 }; 371 372 bool dpp50_construct( 373 struct dcn50_dpp *dpp, 374 struct dc_context *ctx, 375 uint32_t inst, 376 const struct dcn50_dpp_registers *tf_regs, 377 const struct dcn50_dpp_shift *tf_shift, 378 const struct dcn50_dpp_mask *tf_mask) 379 { 380 dpp->base.ctx = ctx; 381 382 dpp->base.inst = inst; 383 dpp->base.funcs = &dcn50_dpp_funcs; 384 dpp->base.caps = &dcn50_dpp_cap; 385 386 dpp->tf_regs = tf_regs; 387 dpp->tf_shift = tf_shift; 388 dpp->tf_mask = tf_mask; 389 390 return true; 391 } 392