drivers/gpu/drm/amd/display/dc/dc_stream.h

   1 /*
   2  * Copyright 2012-14 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 #ifndef DC_STREAM_H_
  27 #define DC_STREAM_H_
  28
  29 #include "dc_types.h"
  30 #include "grph_object_defs.h"
  31
  32 /*******************************************************************************
  33  * Stream Interfaces
  34  ******************************************************************************/
  35 struct timing_sync_info {
  36         int group_id;
  37         int group_size;
  38         bool master;
  39 };
  40
  41 struct dc_stream_status {
  42         int primary_otg_inst;
  43         int stream_enc_inst;
  44         int plane_count;
  45         int audio_inst;
  46         struct timing_sync_info timing_sync_info;
  47         struct dc_plane_state *plane_states[MAX_SURFACE_NUM];
  48         bool is_abm_supported;
  49 };
  50
  51 // TODO: References to this needs to be removed..
  52 struct freesync_context {
  53         bool dummy;
  54 };
  55
  56 enum hubp_dmdata_mode {
  57         DMDATA_SW_MODE,
  58         DMDATA_HW_MODE
  59 };
  60
  61 struct dc_dmdata_attributes {
  62         /* Specifies whether dynamic meta data will be updated by software
  63          * or has to be fetched by hardware (DMA mode)
  64          */
  65         enum hubp_dmdata_mode dmdata_mode;
  66         /* Specifies if current dynamic meta data is to be used only for the current frame */
  67         bool dmdata_repeat;
  68         /* Specifies the size of Dynamic Metadata surface in byte.  Size of 0 means no Dynamic metadata is fetched */
  69         uint32_t dmdata_size;
  70         /* Specifies if a new dynamic meta data should be fetched for an upcoming frame */
  71         bool dmdata_updated;
  72         /* If hardware mode is used, the base address where DMDATA surface is located */
  73         PHYSICAL_ADDRESS_LOC address;
  74         /* Specifies whether QOS level will be provided by TTU or it will come from DMDATA_QOS_LEVEL */
  75         bool dmdata_qos_mode;
  76         /* If qos_mode = 1, this is the QOS value to be used: */
  77         uint32_t dmdata_qos_level;
  78         /* Specifies the value in unit of REFCLK cycles to be added to the
  79          * current time to produce the Amortized deadline for Dynamic Metadata chunk request
  80          */
  81         uint32_t dmdata_dl_delta;
  82         /* An unbounded array of uint32s, represents software dmdata to be loaded */
  83         uint32_t *dmdata_sw_data;
  84 };
  85
  86 struct dc_writeback_info {
  87         bool wb_enabled;
  88         int dwb_pipe_inst;
  89         struct dc_dwb_params dwb_params;
  90         struct mcif_buf_params mcif_buf_params;
  91         struct mcif_warmup_params mcif_warmup_params;
  92         /* the plane that is the input to TOP_MUX for MPCC that is the DWB source */
  93         struct dc_plane_state *writeback_source_plane;
  94         /* source MPCC instance.  for use by internally by dc */
  95         int mpcc_inst;
  96 };
  97
  98 struct dc_writeback_update {
  99         unsigned int num_wb_info;
 100         struct dc_writeback_info writeback_info[MAX_DWB_PIPES];
 101 };
 102
 103 enum vertical_interrupt_ref_point {
 104         START_V_UPDATE = 0,
 105         START_V_SYNC,
 106         INVALID_POINT
 107
 108         //For now, only v_update interrupt is used.
 109         //START_V_BLANK,
 110         //START_V_ACTIVE
 111 };
 112
 113 struct periodic_interrupt_config {
 114         enum vertical_interrupt_ref_point ref_point;
 115         int lines_offset;
 116 };
 117
 118 union stream_update_flags {
 119         struct {
 120                 uint32_t scaling:1;
 121                 uint32_t out_tf:1;
 122                 uint32_t out_csc:1;
 123                 uint32_t abm_level:1;
 124                 uint32_t dpms_off:1;
 125                 uint32_t gamut_remap:1;
 126                 uint32_t wb_update:1;
 127                 uint32_t dsc_changed : 1;
 128         } bits;
 129
 130         uint32_t raw;
 131 };
 132
 133 struct dc_stream_state {
 134         // sink is deprecated, new code should not reference
 135         // this pointer
 136         struct dc_sink *sink;
 137
 138         struct dc_link *link;
 139         struct dc_panel_patch sink_patches;
 140         union display_content_support content_support;
 141         struct dc_crtc_timing timing;
 142         struct dc_crtc_timing_adjust adjust;
 143         struct dc_info_packet vrr_infopacket;
 144         struct dc_info_packet vsc_infopacket;
 145         struct dc_info_packet vsp_infopacket;
 146
 147         struct rect src; /* composition area */
 148         struct rect dst; /* stream addressable area */
 149
 150         // TODO: References to this needs to be removed..
 151         struct freesync_context freesync_ctx;
 152
 153         struct audio_info audio_info;
 154
 155         struct dc_info_packet hdr_static_metadata;
 156         PHYSICAL_ADDRESS_LOC dmdata_address;
 157         bool   use_dynamic_meta;
 158
 159         struct dc_transfer_func *out_transfer_func;
 160         struct colorspace_transform gamut_remap_matrix;
 161         struct dc_csc_transform csc_color_matrix;
 162
 163         enum dc_color_space output_color_space;
 164         enum dc_dither_option dither_option;
 165
 166         enum view_3d_format view_format;
 167
 168         bool use_vsc_sdp_for_colorimetry;
 169         bool ignore_msa_timing_param;
 170         bool converter_disable_audio;
 171         uint8_t qs_bit;
 172         uint8_t qy_bit;
 173
 174         /* TODO: custom INFO packets */
 175         /* TODO: ABM info (DMCU) */
 176         /* TODO: CEA VIC */
 177
 178         /* DMCU info */
 179         unsigned int abm_level;
 180
 181         struct periodic_interrupt_config periodic_interrupt0;
 182         struct periodic_interrupt_config periodic_interrupt1;
 183
 184         /* from core_stream struct */
 185         struct dc_context *ctx;
 186
 187         /* used by DCP and FMT */
 188         struct bit_depth_reduction_params bit_depth_params;
 189         struct clamping_and_pixel_encoding_params clamping;
 190
 191         int phy_pix_clk;
 192         enum signal_type signal;
 193         bool dpms_off;
 194
 195         void *dm_stream_context;
 196
 197         struct dc_cursor_attributes cursor_attributes;
 198         struct dc_cursor_position cursor_position;
 199         uint32_t sdr_white_level; // for boosting (SDR) cursor in HDR mode
 200
 201         /* from stream struct */
 202         struct kref refcount;
 203
 204         struct crtc_trigger_info triggered_crtc_reset;
 205
 206         /* writeback */
 207         unsigned int num_wb_info;
 208         struct dc_writeback_info writeback_info[MAX_DWB_PIPES];
 209         const struct dc_transfer_func *func_shaper;
 210         const struct dc_3dlut *lut3d_func;
 211         /* Computed state bits */
 212         bool mode_changed : 1;
 213
 214         /* Output from DC when stream state is committed or altered
 215          * DC may only access these values during:
 216          * dc_commit_state, dc_commit_state_no_check, dc_commit_streams
 217          * values may not change outside of those calls
 218          */
 219         struct {
 220                 // For interrupt management, some hardware instance
 221                 // offsets need to be exposed to DM
 222                 uint8_t otg_offset;
 223         } out;
 224
 225         bool apply_edp_fast_boot_optimization;
 226         bool apply_seamless_boot_optimization;
 227
 228         uint32_t stream_id;
 229         bool is_dsc_enabled;
 230         union stream_update_flags update_flags;
 231 };
 232
 233 #define ABM_LEVEL_IMMEDIATE_DISABLE 255
 234
 235 struct dc_stream_update {
 236         struct dc_stream_state *stream;
 237
 238         struct rect src;
 239         struct rect dst;
 240         struct dc_transfer_func *out_transfer_func;
 241         struct dc_info_packet *hdr_static_metadata;
 242         unsigned int *abm_level;
 243
 244         struct periodic_interrupt_config *periodic_interrupt0;
 245         struct periodic_interrupt_config *periodic_interrupt1;
 246
 247         struct dc_info_packet *vrr_infopacket;
 248         struct dc_info_packet *vsc_infopacket;
 249         struct dc_info_packet *vsp_infopacket;
 250
 251         bool *dpms_off;
 252         bool integer_scaling_update;
 253
 254         struct colorspace_transform *gamut_remap;
 255         enum dc_color_space *output_color_space;
 256         enum dc_dither_option *dither_option;
 257
 258         struct dc_csc_transform *output_csc_transform;
 259
 260         struct dc_writeback_update *wb_update;
 261         struct dc_dsc_config *dsc_config;
 262         struct dc_transfer_func *func_shaper;
 263         struct dc_3dlut *lut3d_func;
 264 };
 265
 266 bool dc_is_stream_unchanged(
 267         struct dc_stream_state *old_stream, struct dc_stream_state *stream);
 268 bool dc_is_stream_scaling_unchanged(
 269         struct dc_stream_state *old_stream, struct dc_stream_state *stream);
 270
 271 /*
 272  * Set up surface attributes and associate to a stream
 273  * The surfaces parameter is an absolute set of all surface active for the stream.
 274  * If no surfaces are provided, the stream will be blanked; no memory read.
 275  * Any flip related attribute changes must be done through this interface.
 276  *
 277  * After this call:
 278  *   Surfaces attributes are programmed and configured to be composed into stream.
 279  *   This does not trigger a flip.  No surface address is programmed.
 280  */
 281
 282 void dc_commit_updates_for_stream(struct dc *dc,
 283                 struct dc_surface_update *srf_updates,
 284                 int surface_count,
 285                 struct dc_stream_state *stream,
 286                 struct dc_stream_update *stream_update,
 287                 struct dc_state *state);
 288 /*
 289  * Log the current stream state.
 290  */
 291 void dc_stream_log(const struct dc *dc, const struct dc_stream_state *stream);
 292
 293 uint8_t dc_get_current_stream_count(struct dc *dc);
 294 struct dc_stream_state *dc_get_stream_at_index(struct dc *dc, uint8_t i);
 295 struct dc_stream_state *dc_stream_find_from_link(const struct dc_link *link);
 296
 297 /*
 298  * Return the current frame counter.
 299  */
 300 uint32_t dc_stream_get_vblank_counter(const struct dc_stream_state *stream);
 301
 302 /*
 303  * Send dp sdp message.
 304  */
 305 bool dc_stream_send_dp_sdp(const struct dc_stream_state *stream,
 306                 const uint8_t *custom_sdp_message,
 307                 unsigned int sdp_message_size);
 308
 309 /* TODO: Return parsed values rather than direct register read
 310  * This has a dependency on the caller (amdgpu_display_get_crtc_scanoutpos)
 311  * being refactored properly to be dce-specific
 312  */
 313 bool dc_stream_get_scanoutpos(const struct dc_stream_state *stream,
 314                                   uint32_t *v_blank_start,
 315                                   uint32_t *v_blank_end,
 316                                   uint32_t *h_position,
 317                                   uint32_t *v_position);
 318
 319 enum dc_status dc_add_stream_to_ctx(
 320                         struct dc *dc,
 321                 struct dc_state *new_ctx,
 322                 struct dc_stream_state *stream);
 323
 324 enum dc_status dc_remove_stream_from_ctx(
 325                 struct dc *dc,
 326                         struct dc_state *new_ctx,
 327                         struct dc_stream_state *stream);
 328
 329
 330 bool dc_add_plane_to_context(
 331                 const struct dc *dc,
 332                 struct dc_stream_state *stream,
 333                 struct dc_plane_state *plane_state,
 334                 struct dc_state *context);
 335
 336 bool dc_remove_plane_from_context(
 337                 const struct dc *dc,
 338                 struct dc_stream_state *stream,
 339                 struct dc_plane_state *plane_state,
 340                 struct dc_state *context);
 341
 342 bool dc_rem_all_planes_for_stream(
 343                 const struct dc *dc,
 344                 struct dc_stream_state *stream,
 345                 struct dc_state *context);
 346
 347 bool dc_add_all_planes_for_stream(
 348                 const struct dc *dc,
 349                 struct dc_stream_state *stream,
 350                 struct dc_plane_state * const *plane_states,
 351                 int plane_count,
 352                 struct dc_state *context);
 353
 354 bool dc_stream_add_writeback(struct dc *dc,
 355                 struct dc_stream_state *stream,
 356                 struct dc_writeback_info *wb_info);
 357
 358 bool dc_stream_remove_writeback(struct dc *dc,
 359                 struct dc_stream_state *stream,
 360                 uint32_t dwb_pipe_inst);
 361
 362 enum dc_status dc_stream_add_dsc_to_resource(struct dc *dc,
 363                 struct dc_state *state,
 364                 struct dc_stream_state *stream);
 365
 366 bool dc_stream_warmup_writeback(struct dc *dc,
 367                 int num_dwb,
 368                 struct dc_writeback_info *wb_info);
 369
 370 bool dc_stream_dmdata_status_done(struct dc *dc, struct dc_stream_state *stream);
 371
 372 bool dc_stream_set_dynamic_metadata(struct dc *dc,
 373                 struct dc_stream_state *stream,
 374                 struct dc_dmdata_attributes *dmdata_attr);
 375
 376 enum dc_status dc_validate_stream(struct dc *dc, struct dc_stream_state *stream);
 377
 378 /*
 379  * Set up streams and links associated to drive sinks
 380  * The streams parameter is an absolute set of all active streams.
 381  *
 382  * After this call:
 383  *   Phy, Encoder, Timing Generator are programmed and enabled.
 384  *   New streams are enabled with blank stream; no memory read.
 385  */
 386 /*
 387  * Enable stereo when commit_streams is not required,
 388  * for example, frame alternate.
 389  */
 390 void dc_enable_stereo(
 391         struct dc *dc,
 392         struct dc_state *context,
 393         struct dc_stream_state *streams[],
 394         uint8_t stream_count);
 395
 396 /* Triggers multi-stream synchronization. */
 397 void dc_trigger_sync(struct dc *dc, struct dc_state *context);
 398
 399 enum surface_update_type dc_check_update_surfaces_for_stream(
 400                 struct dc *dc,
 401                 struct dc_surface_update *updates,
 402                 int surface_count,
 403                 struct dc_stream_update *stream_update,
 404                 const struct dc_stream_status *stream_status);
 405
 406 /**
 407  * Create a new default stream for the requested sink
 408  */
 409 struct dc_stream_state *dc_create_stream_for_sink(struct dc_sink *dc_sink);
 410
 411 struct dc_stream_state *dc_copy_stream(const struct dc_stream_state *stream);
 412
 413 void update_stream_signal(struct dc_stream_state *stream, struct dc_sink *sink);
 414
 415 void dc_stream_retain(struct dc_stream_state *dc_stream);
 416 void dc_stream_release(struct dc_stream_state *dc_stream);
 417
 418 struct dc_stream_status *dc_stream_get_status_from_state(
 419         struct dc_state *state,
 420         struct dc_stream_state *stream);
 421 struct dc_stream_status *dc_stream_get_status(
 422         struct dc_stream_state *dc_stream);
 423
 424 #ifndef TRIM_FSFT
 425 bool dc_optimize_timing_for_fsft(
 426         struct dc_stream_state *pStream,
 427         unsigned int max_input_rate_in_khz);
 428 #endif
 429
 430 /*******************************************************************************
 431  * Cursor interfaces - To manages the cursor within a stream
 432  ******************************************************************************/
 433 /* TODO: Deprecated once we switch to dc_set_cursor_position */
 434 bool dc_stream_set_cursor_attributes(
 435         struct dc_stream_state *stream,
 436         const struct dc_cursor_attributes *attributes);
 437
 438 bool dc_stream_set_cursor_position(
 439         struct dc_stream_state *stream,
 440         const struct dc_cursor_position *position);
 441
 442
 443 bool dc_stream_adjust_vmin_vmax(struct dc *dc,
 444                                 struct dc_stream_state *stream,
 445                                 struct dc_crtc_timing_adjust *adjust);
 446
 447 bool dc_stream_get_crtc_position(struct dc *dc,
 448                                  struct dc_stream_state **stream,
 449                                  int num_streams,
 450                                  unsigned int *v_pos,
 451                                  unsigned int *nom_v_pos);
 452
 453 bool dc_stream_configure_crc(struct dc *dc,
 454                              struct dc_stream_state *stream,
 455                              struct crc_params *crc_window,
 456                              bool enable,
 457                              bool continuous);
 458
 459 bool dc_stream_get_crc(struct dc *dc,
 460                        struct dc_stream_state *stream,
 461                        uint32_t *r_cr,
 462                        uint32_t *g_y,
 463                        uint32_t *b_cb);
 464
 465 void dc_stream_set_static_screen_params(struct dc *dc,
 466                                         struct dc_stream_state **stream,
 467                                         int num_streams,
 468                                         const struct dc_static_screen_params *params);
 469
 470 void dc_stream_set_dyn_expansion(struct dc *dc, struct dc_stream_state *stream,
 471                 enum dc_dynamic_expansion option);
 472
 473 void dc_stream_set_dither_option(struct dc_stream_state *stream,
 474                                  enum dc_dither_option option);
 475
 476 bool dc_stream_set_gamut_remap(struct dc *dc,
 477                                const struct dc_stream_state *stream);
 478
 479 bool dc_stream_program_csc_matrix(struct dc *dc,
 480                                   struct dc_stream_state *stream);
 481
 482 bool dc_stream_get_crtc_position(struct dc *dc,
 483                                  struct dc_stream_state **stream,
 484                                  int num_streams,
 485                                  unsigned int *v_pos,
 486                                  unsigned int *nom_v_pos);
 487
 488 #endif /* DC_STREAM_H_ */