drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dpp.c

   1 /*
   2  * Copyright 2016 Advanced Micro Devices, Inc.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20  * OTHER DEALINGS IN THE SOFTWARE.
  21  *
  22  * Authors: AMD
  23  *
  24  */
  25
  26 #include "dm_services.h"
  27
  28 #include "core_types.h"
  29
  30 #include "reg_helper.h"
  31 #include "dcn20_dpp.h"
  32 #include "basics/conversion.h"
  33
  34 #define NUM_PHASES    64
  35 #define HORZ_MAX_TAPS 8
  36 #define VERT_MAX_TAPS 8
  37
  38 #define BLACK_OFFSET_RGB_Y 0x0
  39 #define BLACK_OFFSET_CBCR  0x8000
  40
  41 #define REG(reg)\
  42         dpp->tf_regs->reg
  43
  44 #define CTX \
  45         dpp->base.ctx
  46
  47 #undef FN
  48 #define FN(reg_name, field_name) \
  49         dpp->tf_shift->field_name, dpp->tf_mask->field_name
  50
  51 void dpp20_read_state(struct dpp *dpp_base,
  52                 struct dcn_dpp_state *s)
  53 {
  54         struct dcn20_dpp *dpp = TO_DCN20_DPP(dpp_base);
  55
  56         REG_GET(DPP_CONTROL,
  57                         DPP_CLOCK_ENABLE, &s->is_enabled);
  58         REG_GET(CM_DGAM_CONTROL,
  59                         CM_DGAM_LUT_MODE, &s->dgam_lut_mode);
  60         // BGAM has no ROM, and definition is different, can't reuse same dump
  61         //REG_GET(CM_BLNDGAM_CONTROL,
  62         //              CM_BLNDGAM_LUT_MODE, &s->rgam_lut_mode);
  63         REG_GET(CM_GAMUT_REMAP_CONTROL,
  64                         CM_GAMUT_REMAP_MODE, &s->gamut_remap_mode);
  65         if (s->gamut_remap_mode) {
  66                 s->gamut_remap_c11_c12 = REG_READ(CM_GAMUT_REMAP_C11_C12);
  67                 s->gamut_remap_c13_c14 = REG_READ(CM_GAMUT_REMAP_C13_C14);
  68                 s->gamut_remap_c21_c22 = REG_READ(CM_GAMUT_REMAP_C21_C22);
  69                 s->gamut_remap_c23_c24 = REG_READ(CM_GAMUT_REMAP_C23_C24);
  70                 s->gamut_remap_c31_c32 = REG_READ(CM_GAMUT_REMAP_C31_C32);
  71                 s->gamut_remap_c33_c34 = REG_READ(CM_GAMUT_REMAP_C33_C34);
  72         }
  73 }
  74
  75 void dpp2_power_on_obuf(
  76                 struct dpp *dpp_base,
  77         bool power_on)
  78 {
  79         struct dcn20_dpp *dpp = TO_DCN20_DPP(dpp_base);
  80
  81         REG_UPDATE(CM_MEM_PWR_CTRL, SHARED_MEM_PWR_DIS, power_on == true ? 1:0);
  82
  83         REG_UPDATE(OBUF_MEM_PWR_CTRL,
  84                         OBUF_MEM_PWR_FORCE, power_on == true ? 0:1);
  85
  86         REG_UPDATE(DSCL_MEM_PWR_CTRL,
  87                         LUT_MEM_PWR_FORCE, power_on == true ? 0:1);
  88 }
  89
  90 void dpp2_dummy_program_input_lut(
  91                 struct dpp *dpp_base,
  92                 const struct dc_gamma *gamma)
  93 {}
  94
  95 static void dpp2_cnv_setup (
  96                 struct dpp *dpp_base,
  97                 enum surface_pixel_format format,
  98                 enum expansion_mode mode,
  99                 struct dc_csc_transform input_csc_color_matrix,
 100                 enum dc_color_space input_color_space,
 101                 struct cnv_alpha_2bit_lut *alpha_2bit_lut)
 102 {
 103         struct dcn20_dpp *dpp = TO_DCN20_DPP(dpp_base);
 104         uint32_t pixel_format = 0;
 105         uint32_t alpha_en = 1;
 106         enum dc_color_space color_space = COLOR_SPACE_SRGB;
 107         enum dcn20_input_csc_select select = DCN2_ICSC_SELECT_BYPASS;
 108         bool force_disable_cursor = false;
 109         struct out_csc_color_matrix tbl_entry;
 110         uint32_t is_2bit = 0;
 111         int i = 0;
 112
 113         REG_SET_2(FORMAT_CONTROL, 0,
 114                 CNVC_BYPASS, 0,
 115                 FORMAT_EXPANSION_MODE, mode);
 116
 117         //hardcode default
 118     //FORMAT_CONTROL. FORMAT_CNV16                                      default 0: U0.16/S.1.15;         1: U1.15/ S.1.14
 119     //FORMAT_CONTROL. CNVC_BYPASS_MSB_ALIGN                                     default 0: disabled              1: enabled
 120     //FORMAT_CONTROL. CLAMP_POSITIVE                                    default 0: disabled              1: enabled
 121     //FORMAT_CONTROL. CLAMP_POSITIVE_C                                  default 0: disabled              1: enabled
 122         REG_UPDATE(FORMAT_CONTROL, FORMAT_CNV16, 0);
 123         REG_UPDATE(FORMAT_CONTROL, CNVC_BYPASS_MSB_ALIGN, 0);
 124         REG_UPDATE(FORMAT_CONTROL, CLAMP_POSITIVE, 0);
 125         REG_UPDATE(FORMAT_CONTROL, CLAMP_POSITIVE_C, 0);
 126
 127         switch (format) {
 128         case SURFACE_PIXEL_FORMAT_GRPH_ARGB1555:
 129                 pixel_format = 1;
 130                 break;
 131         case SURFACE_PIXEL_FORMAT_GRPH_RGB565:
 132                 pixel_format = 3;
 133                 alpha_en = 0;
 134                 break;
 135         case SURFACE_PIXEL_FORMAT_GRPH_ARGB8888:
 136         case SURFACE_PIXEL_FORMAT_GRPH_ABGR8888:
 137                 pixel_format = 8;
 138                 break;
 139         case SURFACE_PIXEL_FORMAT_GRPH_ARGB2101010:
 140         case SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010:
 141                 pixel_format = 10;
 142                 is_2bit = 1;
 143                 break;
 144         case SURFACE_PIXEL_FORMAT_VIDEO_420_YCbCr:
 145                 force_disable_cursor = false;
 146                 pixel_format = 65;
 147                 color_space = COLOR_SPACE_YCBCR709;
 148                 select = DCN2_ICSC_SELECT_ICSC_A;
 149                 break;
 150         case SURFACE_PIXEL_FORMAT_VIDEO_420_YCrCb:
 151                 force_disable_cursor = true;
 152                 pixel_format = 64;
 153                 color_space = COLOR_SPACE_YCBCR709;
 154                 select = DCN2_ICSC_SELECT_ICSC_A;
 155                 break;
 156         case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCbCr:
 157                 force_disable_cursor = true;
 158                 pixel_format = 67;
 159                 color_space = COLOR_SPACE_YCBCR709;
 160                 select = DCN2_ICSC_SELECT_ICSC_A;
 161                 break;
 162         case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCrCb:
 163                 force_disable_cursor = true;
 164                 pixel_format = 66;
 165                 color_space = COLOR_SPACE_YCBCR709;
 166                 select = DCN2_ICSC_SELECT_ICSC_A;
 167                 break;
 168         case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616:
 169         case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616:
 170                 pixel_format = 26; /* ARGB16161616_UNORM */
 171                 break;
 172         case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616F:
 173                 pixel_format = 24;
 174                 break;
 175         case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F:
 176                 pixel_format = 25;
 177                 break;
 178         case SURFACE_PIXEL_FORMAT_VIDEO_AYCrCb8888:
 179                 pixel_format = 12;
 180                 color_space = COLOR_SPACE_YCBCR709;
 181                 select = DCN2_ICSC_SELECT_ICSC_A;
 182                 break;
 183         case SURFACE_PIXEL_FORMAT_GRPH_RGB111110_FIX:
 184                 pixel_format = 112;
 185                 alpha_en = 0;
 186                 break;
 187         case SURFACE_PIXEL_FORMAT_GRPH_BGR101111_FIX:
 188                 pixel_format = 113;
 189                 alpha_en = 0;
 190                 break;
 191         case SURFACE_PIXEL_FORMAT_VIDEO_ACrYCb2101010:
 192                 pixel_format = 114;
 193                 color_space = COLOR_SPACE_YCBCR709;
 194                 select = DCN2_ICSC_SELECT_ICSC_A;
 195                 is_2bit = 1;
 196                 break;
 197         case SURFACE_PIXEL_FORMAT_VIDEO_CrYCbA1010102:
 198                 pixel_format = 115;
 199                 color_space = COLOR_SPACE_YCBCR709;
 200                 select = DCN2_ICSC_SELECT_ICSC_A;
 201                 is_2bit = 1;
 202                 break;
 203         case SURFACE_PIXEL_FORMAT_GRPH_RGB111110_FLOAT:
 204                 pixel_format = 118;
 205                 alpha_en = 0;
 206                 break;
 207         case SURFACE_PIXEL_FORMAT_GRPH_BGR101111_FLOAT:
 208                 pixel_format = 119;
 209                 alpha_en = 0;
 210                 break;
 211         default:
 212                 break;
 213         }
 214
 215         if (is_2bit == 1 && alpha_2bit_lut != NULL) {
 216                 REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT0, alpha_2bit_lut->lut0);
 217                 REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT1, alpha_2bit_lut->lut1);
 218                 REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT2, alpha_2bit_lut->lut2);
 219                 REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT3, alpha_2bit_lut->lut3);
 220         }
 221
 222         REG_SET(CNVC_SURFACE_PIXEL_FORMAT, 0,
 223                         CNVC_SURFACE_PIXEL_FORMAT, pixel_format);
 224         REG_UPDATE(FORMAT_CONTROL, FORMAT_CONTROL__ALPHA_EN, alpha_en);
 225
 226         // if input adjustments exist, program icsc with those values
 227         if (input_csc_color_matrix.enable_adjustment
 228                                 == true) {
 229                 for (i = 0; i < 12; i++)
 230                         tbl_entry.regval[i] = input_csc_color_matrix.matrix[i];
 231
 232                 tbl_entry.color_space = input_color_space;
 233
 234                 if (color_space >= COLOR_SPACE_YCBCR601)
 235                         select = DCN2_ICSC_SELECT_ICSC_A;
 236                 else
 237                         select = DCN2_ICSC_SELECT_BYPASS;
 238
 239                 dpp2_program_input_csc(dpp_base, color_space, select, &tbl_entry);
 240         } else
 241         dpp2_program_input_csc(dpp_base, color_space, select, NULL);
 242
 243         if (force_disable_cursor) {
 244                 REG_UPDATE(CURSOR_CONTROL,
 245                                 CURSOR_ENABLE, 0);
 246                 REG_UPDATE(CURSOR0_CONTROL,
 247                                 CUR0_ENABLE, 0);
 248
 249         }
 250         dpp2_power_on_obuf(dpp_base, true);
 251
 252 }
 253
 254 /*compute the maximum number of lines that we can fit in the line buffer*/
 255 void dscl2_calc_lb_num_partitions(
 256                 const struct scaler_data *scl_data,
 257                 enum lb_memory_config lb_config,
 258                 int *num_part_y,
 259                 int *num_part_c)
 260 {
 261         int memory_line_size_y, memory_line_size_c, memory_line_size_a,
 262         lb_memory_size, lb_memory_size_c, lb_memory_size_a, num_partitions_a;
 263
 264         int line_size = scl_data->viewport.width < scl_data->recout.width ?
 265                         scl_data->viewport.width : scl_data->recout.width;
 266         int line_size_c = scl_data->viewport_c.width < scl_data->recout.width ?
 267                         scl_data->viewport_c.width : scl_data->recout.width;
 268
 269         if (line_size == 0)
 270                 line_size = 1;
 271
 272         if (line_size_c == 0)
 273                 line_size_c = 1;
 274
 275         memory_line_size_y = (line_size + 5) / 6; /* +5 to ceil */
 276         memory_line_size_c = (line_size_c + 5) / 6; /* +5 to ceil */
 277         memory_line_size_a = (line_size + 5) / 6; /* +5 to ceil */
 278
 279         if (lb_config == LB_MEMORY_CONFIG_1) {
 280                 lb_memory_size = 970;
 281                 lb_memory_size_c = 970;
 282                 lb_memory_size_a = 970;
 283         } else if (lb_config == LB_MEMORY_CONFIG_2) {
 284                 lb_memory_size = 1290;
 285                 lb_memory_size_c = 1290;
 286                 lb_memory_size_a = 1290;
 287         } else if (lb_config == LB_MEMORY_CONFIG_3) {
 288                 /* 420 mode: using 3rd mem from Y, Cr and Cb */
 289                 lb_memory_size = 970 + 1290 + 484 + 484 + 484;
 290                 lb_memory_size_c = 970 + 1290;
 291                 lb_memory_size_a = 970 + 1290 + 484;
 292         } else {
 293                 lb_memory_size = 970 + 1290 + 484;
 294                 lb_memory_size_c = 970 + 1290 + 484;
 295                 lb_memory_size_a = 970 + 1290 + 484;
 296         }
 297         *num_part_y = lb_memory_size / memory_line_size_y;
 298         *num_part_c = lb_memory_size_c / memory_line_size_c;
 299         num_partitions_a = lb_memory_size_a / memory_line_size_a;
 300
 301         if (scl_data->lb_params.alpha_en
 302                         && (num_partitions_a < *num_part_y))
 303                 *num_part_y = num_partitions_a;
 304
 305         if (*num_part_y > 64)
 306                 *num_part_y = 64;
 307         if (*num_part_c > 64)
 308                 *num_part_c = 64;
 309 }
 310
 311 void dpp2_cnv_set_alpha_keyer(
 312                 struct dpp *dpp_base,
 313                 struct cnv_color_keyer_params *color_keyer)
 314 {
 315         struct dcn20_dpp *dpp = TO_DCN20_DPP(dpp_base);
 316
 317         REG_UPDATE(COLOR_KEYER_CONTROL, COLOR_KEYER_EN, color_keyer->color_keyer_en);
 318
 319         REG_UPDATE(COLOR_KEYER_CONTROL, COLOR_KEYER_MODE, color_keyer->color_keyer_mode);
 320
 321         REG_UPDATE(COLOR_KEYER_ALPHA, COLOR_KEYER_ALPHA_LOW, color_keyer->color_keyer_alpha_low);
 322         REG_UPDATE(COLOR_KEYER_ALPHA, COLOR_KEYER_ALPHA_HIGH, color_keyer->color_keyer_alpha_high);
 323
 324         REG_UPDATE(COLOR_KEYER_RED, COLOR_KEYER_RED_LOW, color_keyer->color_keyer_red_low);
 325         REG_UPDATE(COLOR_KEYER_RED, COLOR_KEYER_RED_HIGH, color_keyer->color_keyer_red_high);
 326
 327         REG_UPDATE(COLOR_KEYER_GREEN, COLOR_KEYER_GREEN_LOW, color_keyer->color_keyer_green_low);
 328         REG_UPDATE(COLOR_KEYER_GREEN, COLOR_KEYER_GREEN_HIGH, color_keyer->color_keyer_green_high);
 329
 330         REG_UPDATE(COLOR_KEYER_BLUE, COLOR_KEYER_BLUE_LOW, color_keyer->color_keyer_blue_low);
 331         REG_UPDATE(COLOR_KEYER_BLUE, COLOR_KEYER_BLUE_HIGH, color_keyer->color_keyer_blue_high);
 332 }
 333
 334 void dpp2_set_cursor_attributes(
 335                 struct dpp *dpp_base,
 336                 struct dc_cursor_attributes *cursor_attributes)
 337 {
 338         enum dc_cursor_color_format color_format = cursor_attributes->color_format;
 339         struct dcn20_dpp *dpp = TO_DCN20_DPP(dpp_base);
 340         int cur_rom_en = 0;
 341
 342         if (color_format == CURSOR_MODE_COLOR_PRE_MULTIPLIED_ALPHA ||
 343                 color_format == CURSOR_MODE_COLOR_UN_PRE_MULTIPLIED_ALPHA) {
 344                 if (cursor_attributes->attribute_flags.bits.ENABLE_CURSOR_DEGAMMA) {
 345                         cur_rom_en = 1;
 346                 }
 347         }
 348
 349         REG_UPDATE_3(CURSOR0_CONTROL,
 350                         CUR0_MODE, color_format,
 351                         CUR0_EXPANSION_MODE, 0,
 352                         CUR0_ROM_EN, cur_rom_en);
 353
 354         if (color_format == CURSOR_MODE_MONO) {
 355                 /* todo: clarify what to program these to */
 356                 REG_UPDATE(CURSOR0_COLOR0,
 357                                 CUR0_COLOR0, 0x00000000);
 358                 REG_UPDATE(CURSOR0_COLOR1,
 359                                 CUR0_COLOR1, 0xFFFFFFFF);
 360         }
 361 }
 362
 363 void oppn20_dummy_program_regamma_pwl(
 364                 struct dpp *dpp,
 365                 const struct pwl_params *params,
 366                 enum opp_regamma mode)
 367 {}
 368
 369 static struct dpp_funcs dcn20_dpp_funcs = {
 370         .dpp_read_state = dpp20_read_state,
 371         .dpp_reset = dpp_reset,
 372         .dpp_set_scaler = dpp1_dscl_set_scaler_manual_scale,
 373         .dpp_get_optimal_number_of_taps = dpp1_get_optimal_number_of_taps,
 374         .dpp_set_gamut_remap = dpp2_cm_set_gamut_remap,
 375         .dpp_set_csc_adjustment = NULL,
 376         .dpp_set_csc_default = NULL,
 377         .dpp_program_regamma_pwl = oppn20_dummy_program_regamma_pwl,
 378         .dpp_set_degamma                = dpp2_set_degamma,
 379         .dpp_program_input_lut          = dpp2_dummy_program_input_lut,
 380         .dpp_full_bypass                = dpp1_full_bypass,
 381         .dpp_setup                      = dpp2_cnv_setup,
 382         .dpp_program_degamma_pwl        = dpp2_set_degamma_pwl,
 383         .dpp_program_blnd_lut = dpp20_program_blnd_lut,
 384         .dpp_program_shaper_lut = dpp20_program_shaper,
 385         .dpp_program_3dlut = dpp20_program_3dlut,
 386         .dpp_program_bias_and_scale = NULL,
 387         .dpp_cnv_set_alpha_keyer = dpp2_cnv_set_alpha_keyer,
 388         .set_cursor_attributes = dpp2_set_cursor_attributes,
 389         .set_cursor_position = dpp1_set_cursor_position,
 390         .set_optional_cursor_attributes = dpp1_cnv_set_optional_cursor_attributes,
 391         .dpp_dppclk_control = dpp1_dppclk_control,
 392         .dpp_set_hdr_multiplier = dpp2_set_hdr_multiplier,
 393 };
 394
 395 static struct dpp_caps dcn20_dpp_cap = {
 396         .dscl_data_proc_format = DSCL_DATA_PRCESSING_FLOAT_FORMAT,
 397         .dscl_calc_lb_num_partitions = dscl2_calc_lb_num_partitions,
 398 };
 399
 400 bool dpp2_construct(
 401         struct dcn20_dpp *dpp,
 402         struct dc_context *ctx,
 403         uint32_t inst,
 404         const struct dcn2_dpp_registers *tf_regs,
 405         const struct dcn2_dpp_shift *tf_shift,
 406         const struct dcn2_dpp_mask *tf_mask)
 407 {
 408         dpp->base.ctx = ctx;
 409
 410         dpp->base.inst = inst;
 411         dpp->base.funcs = &dcn20_dpp_funcs;
 412         dpp->base.caps = &dcn20_dpp_cap;
 413
 414         dpp->tf_regs = tf_regs;
 415         dpp->tf_shift = tf_shift;
 416         dpp->tf_mask = tf_mask;
 417
 418         dpp->lb_pixel_depth_supported =
 419                 LB_PIXEL_DEPTH_18BPP |
 420                 LB_PIXEL_DEPTH_24BPP |
 421                 LB_PIXEL_DEPTH_30BPP |
 422                 LB_PIXEL_DEPTH_36BPP;
 423
 424         dpp->lb_bits_per_entry = LB_BITS_PER_ENTRY;
 425         dpp->lb_memory_size = LB_TOTAL_NUMBER_OF_ENTRIES; /*0x1404*/
 426
 427         return true;
 428 }
 429