root/drivers/gpu/drm/amd/display/dc/dce/dce_opp.c

DEFINITIONS

1. set_truncation
2. set_spatial_dither
3. set_temporal_dither
4. dce110_opp_set_clamping
5. set_pixel_encoding
6. dce110_opp_program_bit_depth_reduction
7. dce110_opp_program_clamping_and_pixel_encoding
8. program_formatter_420_memory
9. dce110_opp_set_dyn_expansion
10. program_formatter_reset_dig_resync_fifo
11. dce110_opp_program_fmt
12. dce110_opp_construct
13. dce110_opp_destroy

   1 /*
   2  * Copyright 2012-15 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 <linux/slab.h>
  27 
  28 #include "dm_services.h"
  29 #include "basics/conversion.h"
  30 
  31 #include "dce_opp.h"
  32 
  33 #include "reg_helper.h"
  34 
  35 #define REG(reg)\
  36         (opp110->regs->reg)
  37 
  38 #undef FN
  39 #define FN(reg_name, field_name) \
  40         opp110->opp_shift->field_name, opp110->opp_mask->field_name
  41 
  42 #define CTX \
  43         opp110->base.ctx
  44 
  45 enum {
  46         MAX_PWL_ENTRY = 128,
  47         MAX_REGIONS_NUMBER = 16
  48 };
  49 
  50 enum {
  51         MAX_LUT_ENTRY = 256,
  52         MAX_NUMBER_OF_ENTRIES = 256
  53 };
  54 
  55 
  56 enum {
  57         OUTPUT_CSC_MATRIX_SIZE = 12
  58 };
  59 
  60 
  61 
  62 
  63 
  64 
  65 
  66 
  67 
  68 
  69 
  70 
  71 
  72 
  73 
  74 
  75 
  76 
  77 
  78 
  79 
  80 
  81 /*
  82  *****************************************************************************
  83  *  Function: regamma_config_regions_and_segments
  84  *
  85  *     build regamma curve by using predefined hw points
  86  *     uses interface parameters ,like EDID coeff.
  87  *
  88  * @param   : parameters   interface parameters
  89  *  @return void
  90  *
  91  *  @note
  92  *
  93  *  @see
  94  *
  95  *****************************************************************************
  96  */
  97 
  98 
  99 
 100 /**
 101  *      set_truncation
 102  *      1) set truncation depth: 0 for 18 bpp or 1 for 24 bpp
 103  *      2) enable truncation
 104  *      3) HW remove 12bit FMT support for DCE11 power saving reason.
 105  */
 106 static void set_truncation(
 107                 struct dce110_opp *opp110,
 108                 const struct bit_depth_reduction_params *params)
 109 {
 110         /*Disable truncation*/
 111         REG_UPDATE_3(FMT_BIT_DEPTH_CONTROL,
 112                         FMT_TRUNCATE_EN, 0,
 113                         FMT_TRUNCATE_DEPTH, 0,
 114                         FMT_TRUNCATE_MODE, 0);
 115 
 116 
 117         if (params->pixel_encoding == PIXEL_ENCODING_YCBCR422) {
 118                 /*  8bpc trunc on YCbCr422*/
 119                 if (params->flags.TRUNCATE_DEPTH == 1)
 120                         REG_UPDATE_3(FMT_BIT_DEPTH_CONTROL,
 121                                         FMT_TRUNCATE_EN, 1,
 122                                         FMT_TRUNCATE_DEPTH, 1,
 123                                         FMT_TRUNCATE_MODE, 0);
 124                 else if (params->flags.TRUNCATE_DEPTH == 2)
 125                         /*  10bpc trunc on YCbCr422*/
 126                         REG_UPDATE_3(FMT_BIT_DEPTH_CONTROL,
 127                                         FMT_TRUNCATE_EN, 1,
 128                                         FMT_TRUNCATE_DEPTH, 2,
 129                                         FMT_TRUNCATE_MODE, 0);
 130                 return;
 131         }
 132         /* on other format-to do */
 133         if (params->flags.TRUNCATE_ENABLED == 0)
 134                 return;
 135         /*Set truncation depth and Enable truncation*/
 136         REG_UPDATE_3(FMT_BIT_DEPTH_CONTROL,
 137                                 FMT_TRUNCATE_EN, 1,
 138                                 FMT_TRUNCATE_DEPTH,
 139                                 params->flags.TRUNCATE_DEPTH,
 140                                 FMT_TRUNCATE_MODE,
 141                                 params->flags.TRUNCATE_MODE);
 142 }
 143 
 144 
 145 /**
 146  *      set_spatial_dither
 147  *      1) set spatial dithering mode: pattern of seed
 148  *      2) set spatial dithering depth: 0 for 18bpp or 1 for 24bpp
 149  *      3) set random seed
 150  *      4) set random mode
 151  *              lfsr is reset every frame or not reset
 152  *              RGB dithering method
 153  *              0: RGB data are all dithered with x^28+x^3+1
 154  *              1: R data is dithered with x^28+x^3+1
 155  *              G data is dithered with x^28+X^9+1
 156  *              B data is dithered with x^28+x^13+1
 157  *              enable high pass filter or not
 158  *      5) enable spatical dithering
 159  */
 160 static void set_spatial_dither(
 161         struct dce110_opp *opp110,
 162         const struct bit_depth_reduction_params *params)
 163 {
 164         /*Disable spatial (random) dithering*/
 165         REG_UPDATE_3(FMT_BIT_DEPTH_CONTROL,
 166                 FMT_SPATIAL_DITHER_EN, 0,
 167                 FMT_SPATIAL_DITHER_DEPTH, 0,
 168                 FMT_SPATIAL_DITHER_MODE, 0);
 169 
 170         REG_UPDATE_3(FMT_BIT_DEPTH_CONTROL,
 171                 FMT_HIGHPASS_RANDOM_ENABLE, 0,
 172                 FMT_FRAME_RANDOM_ENABLE, 0,
 173                 FMT_RGB_RANDOM_ENABLE, 0);
 174 
 175         REG_UPDATE(FMT_BIT_DEPTH_CONTROL,
 176                 FMT_TEMPORAL_DITHER_EN, 0);
 177 
 178         /* no 10bpc on DCE11*/
 179         if (params->flags.SPATIAL_DITHER_ENABLED == 0 ||
 180                 params->flags.SPATIAL_DITHER_DEPTH == 2)
 181                 return;
 182 
 183         /* only use FRAME_COUNTER_MAX if frameRandom == 1*/
 184 
 185         if (opp110->opp_mask->FMT_SPATIAL_DITHER_FRAME_COUNTER_MAX &&
 186                         opp110->opp_mask->FMT_SPATIAL_DITHER_FRAME_COUNTER_BIT_SWAP) {
 187                 if (params->flags.FRAME_RANDOM == 1) {
 188                         if (params->flags.SPATIAL_DITHER_DEPTH == 0 ||
 189                         params->flags.SPATIAL_DITHER_DEPTH == 1) {
 190                                 REG_UPDATE_2(FMT_CONTROL,
 191                                         FMT_SPATIAL_DITHER_FRAME_COUNTER_MAX, 15,
 192                                         FMT_SPATIAL_DITHER_FRAME_COUNTER_BIT_SWAP, 2);
 193                         } else if (params->flags.SPATIAL_DITHER_DEPTH == 2) {
 194                                 REG_UPDATE_2(FMT_CONTROL,
 195                                         FMT_SPATIAL_DITHER_FRAME_COUNTER_MAX, 3,
 196                                         FMT_SPATIAL_DITHER_FRAME_COUNTER_BIT_SWAP, 1);
 197                         } else
 198                                 return;
 199                 } else {
 200                         REG_UPDATE_2(FMT_CONTROL,
 201                                         FMT_SPATIAL_DITHER_FRAME_COUNTER_MAX, 0,
 202                                         FMT_SPATIAL_DITHER_FRAME_COUNTER_BIT_SWAP, 0);
 203                 }
 204         }
 205         /* Set seed for random values for
 206          * spatial dithering for R,G,B channels
 207          */
 208         REG_UPDATE(FMT_DITHER_RAND_R_SEED,
 209                         FMT_RAND_R_SEED, params->r_seed_value);
 210 
 211         REG_UPDATE(FMT_DITHER_RAND_G_SEED,
 212                         FMT_RAND_G_SEED, params->g_seed_value);
 213 
 214         REG_UPDATE(FMT_DITHER_RAND_B_SEED,
 215                         FMT_RAND_B_SEED, params->b_seed_value);
 216 
 217         /* FMT_OFFSET_R_Cr  31:16 0x0 Setting the zero
 218          * offset for the R/Cr channel, lower 4LSB
 219          * is forced to zeros. Typically set to 0
 220          * RGB and 0x80000 YCbCr.
 221          */
 222         /* FMT_OFFSET_G_Y   31:16 0x0 Setting the zero
 223          * offset for the G/Y  channel, lower 4LSB is
 224          * forced to zeros. Typically set to 0 RGB
 225          * and 0x80000 YCbCr.
 226          */
 227         /* FMT_OFFSET_B_Cb  31:16 0x0 Setting the zero
 228          * offset for the B/Cb channel, lower 4LSB is
 229          * forced to zeros. Typically set to 0 RGB and
 230          * 0x80000 YCbCr.
 231          */
 232 
 233         /* Disable High pass filter
 234          * Reset only at startup
 235          * Set RGB data dithered with x^28+x^3+1
 236          */
 237         REG_UPDATE_3(FMT_BIT_DEPTH_CONTROL,
 238                 FMT_HIGHPASS_RANDOM_ENABLE, params->flags.HIGHPASS_RANDOM,
 239                 FMT_FRAME_RANDOM_ENABLE, params->flags.FRAME_RANDOM,
 240                 FMT_RGB_RANDOM_ENABLE, params->flags.RGB_RANDOM);
 241 
 242         /* Set spatial dithering bit depth
 243          * Set spatial dithering mode
 244          * (default is Seed patterrn AAAA...)
 245          * Enable spatial dithering
 246          */
 247         REG_UPDATE_3(FMT_BIT_DEPTH_CONTROL,
 248                 FMT_SPATIAL_DITHER_DEPTH, params->flags.SPATIAL_DITHER_DEPTH,
 249                 FMT_SPATIAL_DITHER_MODE, params->flags.SPATIAL_DITHER_MODE,
 250                 FMT_SPATIAL_DITHER_EN, 1);
 251 }
 252 
 253 /**
 254  *      SetTemporalDither (Frame Modulation)
 255  *      1) set temporal dither depth
 256  *      2) select pattern: from hard-coded pattern or programmable pattern
 257  *      3) select optimized strips for BGR or RGB LCD sub-pixel
 258  *      4) set s matrix
 259  *      5) set t matrix
 260  *      6) set grey level for 0.25, 0.5, 0.75
 261  *      7) enable temporal dithering
 262  */
 263 
 264 static void set_temporal_dither(
 265         struct dce110_opp *opp110,
 266         const struct bit_depth_reduction_params *params)
 267 {
 268         /*Disable temporal (frame modulation) dithering first*/
 269         REG_UPDATE_3(FMT_BIT_DEPTH_CONTROL,
 270                 FMT_TEMPORAL_DITHER_EN, 0,
 271                 FMT_TEMPORAL_DITHER_RESET, 0,
 272                 FMT_TEMPORAL_DITHER_OFFSET, 0);
 273 
 274         REG_UPDATE_2(FMT_BIT_DEPTH_CONTROL,
 275                 FMT_TEMPORAL_DITHER_DEPTH, 0,
 276                 FMT_TEMPORAL_LEVEL, 0);
 277 
 278         REG_UPDATE_3(FMT_BIT_DEPTH_CONTROL,
 279                 FMT_25FRC_SEL, 0,
 280                 FMT_50FRC_SEL, 0,
 281                 FMT_75FRC_SEL, 0);
 282 
 283         /* no 10bpc dither on DCE11*/
 284         if (params->flags.FRAME_MODULATION_ENABLED == 0 ||
 285                 params->flags.FRAME_MODULATION_DEPTH == 2)
 286                 return;
 287 
 288         /* Set temporal dithering depth*/
 289         REG_UPDATE_3(FMT_BIT_DEPTH_CONTROL,
 290                 FMT_TEMPORAL_DITHER_DEPTH, params->flags.FRAME_MODULATION_DEPTH,
 291                 FMT_TEMPORAL_DITHER_RESET, 0,
 292                 FMT_TEMPORAL_DITHER_OFFSET, 0);
 293 
 294         /*Select legacy pattern based on FRC and Temporal level*/
 295         if (REG(FMT_TEMPORAL_DITHER_PATTERN_CONTROL)) {
 296                 REG_WRITE(FMT_TEMPORAL_DITHER_PATTERN_CONTROL, 0);
 297                 /*Set s matrix*/
 298                 REG_WRITE(FMT_TEMPORAL_DITHER_PROGRAMMABLE_PATTERN_S_MATRIX, 0);
 299                 /*Set t matrix*/
 300                 REG_WRITE(FMT_TEMPORAL_DITHER_PROGRAMMABLE_PATTERN_T_MATRIX, 0);
 301         }
 302 
 303         /*Select patterns for 0.25, 0.5 and 0.75 grey level*/
 304         REG_UPDATE(FMT_BIT_DEPTH_CONTROL,
 305                 FMT_TEMPORAL_LEVEL, params->flags.TEMPORAL_LEVEL);
 306 
 307         REG_UPDATE_3(FMT_BIT_DEPTH_CONTROL,
 308                 FMT_25FRC_SEL, params->flags.FRC25,
 309                 FMT_50FRC_SEL, params->flags.FRC50,
 310                 FMT_75FRC_SEL, params->flags.FRC75);
 311 
 312         /*Enable bit reduction by temporal (frame modulation) dithering*/
 313         REG_UPDATE(FMT_BIT_DEPTH_CONTROL,
 314                 FMT_TEMPORAL_DITHER_EN, 1);
 315 }
 316 
 317 /**
 318  *      Set Clamping
 319  *      1) Set clamping format based on bpc - 0 for 6bpc (No clamping)
 320  *              1 for 8 bpc
 321  *              2 for 10 bpc
 322  *              3 for 12 bpc
 323  *              7 for programable
 324  *      2) Enable clamp if Limited range requested
 325  */
 326 void dce110_opp_set_clamping(
 327         struct dce110_opp *opp110,
 328         const struct clamping_and_pixel_encoding_params *params)
 329 {
 330         REG_SET_2(FMT_CLAMP_CNTL, 0,
 331                 FMT_CLAMP_DATA_EN, 0,
 332                 FMT_CLAMP_COLOR_FORMAT, 0);
 333 
 334         switch (params->clamping_level) {
 335         case CLAMPING_FULL_RANGE:
 336                 break;
 337         case CLAMPING_LIMITED_RANGE_8BPC:
 338                 REG_SET_2(FMT_CLAMP_CNTL, 0,
 339                         FMT_CLAMP_DATA_EN, 1,
 340                         FMT_CLAMP_COLOR_FORMAT, 1);
 341                 break;
 342         case CLAMPING_LIMITED_RANGE_10BPC:
 343                 REG_SET_2(FMT_CLAMP_CNTL, 0,
 344                         FMT_CLAMP_DATA_EN, 1,
 345                         FMT_CLAMP_COLOR_FORMAT, 2);
 346                 break;
 347         case CLAMPING_LIMITED_RANGE_12BPC:
 348                 REG_SET_2(FMT_CLAMP_CNTL, 0,
 349                         FMT_CLAMP_DATA_EN, 1,
 350                         FMT_CLAMP_COLOR_FORMAT, 3);
 351                 break;
 352         case CLAMPING_LIMITED_RANGE_PROGRAMMABLE:
 353                 /*Set clamp control*/
 354                 REG_SET_2(FMT_CLAMP_CNTL, 0,
 355                         FMT_CLAMP_DATA_EN, 1,
 356                         FMT_CLAMP_COLOR_FORMAT, 7);
 357 
 358                 /*set the defaults*/
 359                 REG_SET_2(FMT_CLAMP_COMPONENT_R, 0,
 360                         FMT_CLAMP_LOWER_R, 0x10,
 361                         FMT_CLAMP_UPPER_R, 0xFEF);
 362 
 363                 REG_SET_2(FMT_CLAMP_COMPONENT_G, 0,
 364                         FMT_CLAMP_LOWER_G, 0x10,
 365                         FMT_CLAMP_UPPER_G, 0xFEF);
 366 
 367                 REG_SET_2(FMT_CLAMP_COMPONENT_B, 0,
 368                         FMT_CLAMP_LOWER_B, 0x10,
 369                         FMT_CLAMP_UPPER_B, 0xFEF);
 370                 break;
 371         default:
 372                 break;
 373         }
 374 }
 375 
 376 /**
 377  *      set_pixel_encoding
 378  *
 379  *      Set Pixel Encoding
 380  *              0: RGB 4:4:4 or YCbCr 4:4:4 or YOnly
 381  *              1: YCbCr 4:2:2
 382  */
 383 static void set_pixel_encoding(
 384         struct dce110_opp *opp110,
 385         const struct clamping_and_pixel_encoding_params *params)
 386 {
 387         if (opp110->opp_mask->FMT_CBCR_BIT_REDUCTION_BYPASS)
 388                 REG_UPDATE_3(FMT_CONTROL,
 389                                 FMT_PIXEL_ENCODING, 0,
 390                                 FMT_SUBSAMPLING_MODE, 0,
 391                                 FMT_CBCR_BIT_REDUCTION_BYPASS, 0);
 392         else
 393                 REG_UPDATE_2(FMT_CONTROL,
 394                                 FMT_PIXEL_ENCODING, 0,
 395                                 FMT_SUBSAMPLING_MODE, 0);
 396 
 397         if (params->pixel_encoding == PIXEL_ENCODING_YCBCR422) {
 398                 REG_UPDATE_2(FMT_CONTROL,
 399                                 FMT_PIXEL_ENCODING, 1,
 400                                 FMT_SUBSAMPLING_ORDER, 0);
 401         }
 402         if (params->pixel_encoding == PIXEL_ENCODING_YCBCR420) {
 403                 REG_UPDATE_3(FMT_CONTROL,
 404                                 FMT_PIXEL_ENCODING, 2,
 405                                 FMT_SUBSAMPLING_MODE, 2,
 406                                 FMT_CBCR_BIT_REDUCTION_BYPASS, 1);
 407         }
 408 
 409 }
 410 
 411 void dce110_opp_program_bit_depth_reduction(
 412         struct output_pixel_processor *opp,
 413         const struct bit_depth_reduction_params *params)
 414 {
 415         struct dce110_opp *opp110 = TO_DCE110_OPP(opp);
 416 
 417         set_truncation(opp110, params);
 418         set_spatial_dither(opp110, params);
 419         set_temporal_dither(opp110, params);
 420 }
 421 
 422 void dce110_opp_program_clamping_and_pixel_encoding(
 423         struct output_pixel_processor *opp,
 424         const struct clamping_and_pixel_encoding_params *params)
 425 {
 426         struct dce110_opp *opp110 = TO_DCE110_OPP(opp);
 427 
 428         dce110_opp_set_clamping(opp110, params);
 429         set_pixel_encoding(opp110, params);
 430 }
 431 
 432 static void program_formatter_420_memory(struct output_pixel_processor *opp)
 433 {
 434         struct dce110_opp *opp110 = TO_DCE110_OPP(opp);
 435         uint32_t fmt_mem_cntl_value;
 436 
 437         /* Program source select*/
 438         /* Use HW default source select for FMT_MEMORYx_CONTROL */
 439         /* Use that value for FMT_SRC_SELECT as well*/
 440         REG_GET(CONTROL,
 441                         FMT420_MEM0_SOURCE_SEL, &fmt_mem_cntl_value);
 442 
 443         REG_UPDATE(FMT_CONTROL,
 444                         FMT_SRC_SELECT, fmt_mem_cntl_value);
 445 
 446         /* Turn on the memory */
 447         REG_UPDATE(CONTROL,
 448                         FMT420_MEM0_PWR_FORCE, 0);
 449 }
 450 
 451 void dce110_opp_set_dyn_expansion(
 452         struct output_pixel_processor *opp,
 453         enum dc_color_space color_sp,
 454         enum dc_color_depth color_dpth,
 455         enum signal_type signal)
 456 {
 457         struct dce110_opp *opp110 = TO_DCE110_OPP(opp);
 458 
 459         REG_UPDATE_2(FMT_DYNAMIC_EXP_CNTL,
 460                         FMT_DYNAMIC_EXP_EN, 0,
 461                         FMT_DYNAMIC_EXP_MODE, 0);
 462 
 463         /*00 - 10-bit -> 12-bit dynamic expansion*/
 464         /*01 - 8-bit  -> 12-bit dynamic expansion*/
 465         if (signal == SIGNAL_TYPE_HDMI_TYPE_A ||
 466                 signal == SIGNAL_TYPE_DISPLAY_PORT ||
 467                 signal == SIGNAL_TYPE_DISPLAY_PORT_MST) {
 468                 switch (color_dpth) {
 469                 case COLOR_DEPTH_888:
 470                         REG_UPDATE_2(FMT_DYNAMIC_EXP_CNTL,
 471                                 FMT_DYNAMIC_EXP_EN, 1,
 472                                 FMT_DYNAMIC_EXP_MODE, 1);
 473                         break;
 474                 case COLOR_DEPTH_101010:
 475                         REG_UPDATE_2(FMT_DYNAMIC_EXP_CNTL,
 476                                 FMT_DYNAMIC_EXP_EN, 1,
 477                                 FMT_DYNAMIC_EXP_MODE, 0);
 478                         break;
 479                 case COLOR_DEPTH_121212:
 480                         REG_UPDATE_2(
 481                                 FMT_DYNAMIC_EXP_CNTL,
 482                                 FMT_DYNAMIC_EXP_EN, 1,/*otherwise last two bits are zero*/
 483                                 FMT_DYNAMIC_EXP_MODE, 0);
 484                         break;
 485                 default:
 486                         break;
 487                 }
 488         }
 489 }
 490 
 491 static void program_formatter_reset_dig_resync_fifo(struct output_pixel_processor *opp)
 492 {
 493         struct dce110_opp *opp110 = TO_DCE110_OPP(opp);
 494 
 495         /* clear previous phase lock status*/
 496         REG_UPDATE(FMT_CONTROL,
 497                         FMT_420_PIXEL_PHASE_LOCKED_CLEAR, 1);
 498 
 499         /* poll until FMT_420_PIXEL_PHASE_LOCKED become 1*/
 500         REG_WAIT(FMT_CONTROL, FMT_420_PIXEL_PHASE_LOCKED, 1, 10, 10);
 501 
 502 }
 503 
 504 void dce110_opp_program_fmt(
 505         struct output_pixel_processor *opp,
 506         struct bit_depth_reduction_params *fmt_bit_depth,
 507         struct clamping_and_pixel_encoding_params *clamping)
 508 {
 509         /* dithering is affected by <CrtcSourceSelect>, hence should be
 510          * programmed afterwards */
 511 
 512         if (clamping->pixel_encoding == PIXEL_ENCODING_YCBCR420)
 513                 program_formatter_420_memory(opp);
 514 
 515         dce110_opp_program_bit_depth_reduction(
 516                 opp,
 517                 fmt_bit_depth);
 518 
 519         dce110_opp_program_clamping_and_pixel_encoding(
 520                 opp,
 521                 clamping);
 522 
 523         if (clamping->pixel_encoding == PIXEL_ENCODING_YCBCR420)
 524                 program_formatter_reset_dig_resync_fifo(opp);
 525 
 526         return;
 527 }
 528 
 529 
 530 
 531 
 532 
 533 /*****************************************/
 534 /* Constructor, Destructor               */
 535 /*****************************************/
 536 
 537 static const struct opp_funcs funcs = {
 538         .opp_set_dyn_expansion = dce110_opp_set_dyn_expansion,
 539         .opp_destroy = dce110_opp_destroy,
 540         .opp_program_fmt = dce110_opp_program_fmt,
 541         .opp_program_bit_depth_reduction = dce110_opp_program_bit_depth_reduction
 542 };
 543 
 544 void dce110_opp_construct(struct dce110_opp *opp110,
 545         struct dc_context *ctx,
 546         uint32_t inst,
 547         const struct dce_opp_registers *regs,
 548         const struct dce_opp_shift *opp_shift,
 549         const struct dce_opp_mask *opp_mask)
 550 {
 551         opp110->base.funcs = &funcs;
 552 
 553         opp110->base.ctx = ctx;
 554 
 555         opp110->base.inst = inst;
 556 
 557         opp110->regs = regs;
 558         opp110->opp_shift = opp_shift;
 559         opp110->opp_mask = opp_mask;
 560 }
 561 
 562 void dce110_opp_destroy(struct output_pixel_processor **opp)
 563 {
 564         if (*opp)
 565                 kfree(FROM_DCE11_OPP(*opp));
 566         *opp = NULL;
 567 }
 568