1 /* $NetBSD: dc_stream.h,v 1.2 2021/12/18 23:45:00 riastradh Exp $ */ 2 3 /* 4 * Copyright 2012-14 Advanced Micro Devices, Inc. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the "Software"), 8 * to deal in the Software without restriction, including without limitation 9 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10 * and/or sell copies of the Software, and to permit persons to whom the 11 * Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in 14 * all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 22 * OTHER DEALINGS IN THE SOFTWARE. 23 * 24 * Authors: AMD 25 * 26 */ 27 28 #ifndef DC_STREAM_H_ 29 #define DC_STREAM_H_ 30 31 #include "dc_types.h" 32 #include "grph_object_defs.h" 33 34 /******************************************************************************* 35 * Stream Interfaces 36 ******************************************************************************/ 37 struct timing_sync_info { 38 int group_id; 39 int group_size; 40 bool master; 41 }; 42 43 struct dc_stream_status { 44 int primary_otg_inst; 45 int stream_enc_inst; 46 int plane_count; 47 int audio_inst; 48 struct timing_sync_info timing_sync_info; 49 struct dc_plane_state *plane_states[MAX_SURFACE_NUM]; 50 }; 51 52 // TODO: References to this needs to be removed.. 53 struct freesync_context { 54 bool dummy; 55 }; 56 57 enum hubp_dmdata_mode { 58 DMDATA_SW_MODE, 59 DMDATA_HW_MODE 60 }; 61 62 struct dc_dmdata_attributes { 63 /* Specifies whether dynamic meta data will be updated by software 64 * or has to be fetched by hardware (DMA mode) 65 */ 66 enum hubp_dmdata_mode dmdata_mode; 67 /* Specifies if current dynamic meta data is to be used only for the current frame */ 68 bool dmdata_repeat; 69 /* Specifies the size of Dynamic Metadata surface in byte. Size of 0 means no Dynamic metadata is fetched */ 70 uint32_t dmdata_size; 71 /* Specifies if a new dynamic meta data should be fetched for an upcoming frame */ 72 bool dmdata_updated; 73 /* If hardware mode is used, the base address where DMDATA surface is located */ 74 PHYSICAL_ADDRESS_LOC address; 75 /* Specifies whether QOS level will be provided by TTU or it will come from DMDATA_QOS_LEVEL */ 76 bool dmdata_qos_mode; 77 /* If qos_mode = 1, this is the QOS value to be used: */ 78 uint32_t dmdata_qos_level; 79 /* Specifies the value in unit of REFCLK cycles to be added to the 80 * current time to produce the Amortized deadline for Dynamic Metadata chunk request 81 */ 82 uint32_t dmdata_dl_delta; 83 /* An unbounded array of uint32s, represents software dmdata to be loaded */ 84 uint32_t *dmdata_sw_data; 85 }; 86 87 struct dc_writeback_info { 88 bool wb_enabled; 89 int dwb_pipe_inst; 90 struct dc_dwb_params dwb_params; 91 struct mcif_buf_params mcif_buf_params; 92 }; 93 94 struct dc_writeback_update { 95 unsigned int num_wb_info; 96 struct dc_writeback_info writeback_info[MAX_DWB_PIPES]; 97 }; 98 99 enum vertical_interrupt_ref_point { 100 START_V_UPDATE = 0, 101 START_V_SYNC, 102 INVALID_POINT 103 104 //For now, only v_update interrupt is used. 105 //START_V_BLANK, 106 //START_V_ACTIVE 107 }; 108 109 struct periodic_interrupt_config { 110 enum vertical_interrupt_ref_point ref_point; 111 int lines_offset; 112 }; 113 114 union stream_update_flags { 115 struct { 116 uint32_t scaling:1; 117 uint32_t out_tf:1; 118 uint32_t out_csc:1; 119 uint32_t abm_level:1; 120 uint32_t dpms_off:1; 121 uint32_t gamut_remap:1; 122 uint32_t wb_update:1; 123 } bits; 124 125 uint32_t raw; 126 }; 127 128 struct dc_stream_state { 129 // sink is deprecated, new code should not reference 130 // this pointer 131 struct dc_sink *sink; 132 133 struct dc_link *link; 134 struct dc_panel_patch sink_patches; 135 union display_content_support content_support; 136 struct dc_crtc_timing timing; 137 struct dc_crtc_timing_adjust adjust; 138 struct dc_info_packet vrr_infopacket; 139 struct dc_info_packet vsc_infopacket; 140 struct dc_info_packet vsp_infopacket; 141 142 struct rect src; /* composition area */ 143 struct rect dst; /* stream addressable area */ 144 145 // TODO: References to this needs to be removed.. 146 struct freesync_context freesync_ctx; 147 148 struct audio_info audio_info; 149 150 struct dc_info_packet hdr_static_metadata; 151 PHYSICAL_ADDRESS_LOC dmdata_address; 152 bool use_dynamic_meta; 153 154 struct dc_transfer_func *out_transfer_func; 155 struct colorspace_transform gamut_remap_matrix; 156 struct dc_csc_transform csc_color_matrix; 157 158 enum dc_color_space output_color_space; 159 enum dc_dither_option dither_option; 160 161 enum view_3d_format view_format; 162 163 bool use_vsc_sdp_for_colorimetry; 164 bool ignore_msa_timing_param; 165 bool converter_disable_audio; 166 uint8_t qs_bit; 167 uint8_t qy_bit; 168 169 /* TODO: custom INFO packets */ 170 /* TODO: ABM info (DMCU) */ 171 /* PSR info */ 172 unsigned char psr_version; 173 /* TODO: CEA VIC */ 174 175 /* DMCU info */ 176 unsigned int abm_level; 177 178 struct periodic_interrupt_config periodic_interrupt0; 179 struct periodic_interrupt_config periodic_interrupt1; 180 181 /* from core_stream struct */ 182 struct dc_context *ctx; 183 184 /* used by DCP and FMT */ 185 struct bit_depth_reduction_params bit_depth_params; 186 struct clamping_and_pixel_encoding_params clamping; 187 188 int phy_pix_clk; 189 enum signal_type signal; 190 bool dpms_off; 191 192 void *dm_stream_context; 193 194 struct dc_cursor_attributes cursor_attributes; 195 struct dc_cursor_position cursor_position; 196 uint32_t sdr_white_level; // for boosting (SDR) cursor in HDR mode 197 198 /* from stream struct */ 199 struct kref refcount; 200 201 struct crtc_trigger_info triggered_crtc_reset; 202 203 /* writeback */ 204 unsigned int num_wb_info; 205 struct dc_writeback_info writeback_info[MAX_DWB_PIPES]; 206 /* Computed state bits */ 207 bool mode_changed : 1; 208 209 /* Output from DC when stream state is committed or altered 210 * DC may only access these values during: 211 * dc_commit_state, dc_commit_state_no_check, dc_commit_streams 212 * values may not change outside of those calls 213 */ 214 struct { 215 // For interrupt management, some hardware instance 216 // offsets need to be exposed to DM 217 uint8_t otg_offset; 218 } out; 219 220 bool apply_edp_fast_boot_optimization; 221 bool apply_seamless_boot_optimization; 222 223 uint32_t stream_id; 224 bool is_dsc_enabled; 225 union stream_update_flags update_flags; 226 }; 227 228 #define ABM_LEVEL_IMMEDIATE_DISABLE 0xFFFFFFFF 229 230 struct dc_stream_update { 231 struct dc_stream_state *stream; 232 233 struct rect src; 234 struct rect dst; 235 struct dc_transfer_func *out_transfer_func; 236 struct dc_info_packet *hdr_static_metadata; 237 unsigned int *abm_level; 238 239 struct periodic_interrupt_config *periodic_interrupt0; 240 struct periodic_interrupt_config *periodic_interrupt1; 241 242 struct dc_info_packet *vrr_infopacket; 243 struct dc_info_packet *vsc_infopacket; 244 struct dc_info_packet *vsp_infopacket; 245 246 bool *dpms_off; 247 bool integer_scaling_update; 248 249 struct colorspace_transform *gamut_remap; 250 enum dc_color_space *output_color_space; 251 enum dc_dither_option *dither_option; 252 253 struct dc_csc_transform *output_csc_transform; 254 255 struct dc_writeback_update *wb_update; 256 struct dc_dsc_config *dsc_config; 257 }; 258 259 bool dc_is_stream_unchanged( 260 struct dc_stream_state *old_stream, struct dc_stream_state *stream); 261 bool dc_is_stream_scaling_unchanged( 262 struct dc_stream_state *old_stream, struct dc_stream_state *stream); 263 264 /* 265 * Set up surface attributes and associate to a stream 266 * The surfaces parameter is an absolute set of all surface active for the stream. 267 * If no surfaces are provided, the stream will be blanked; no memory read. 268 * Any flip related attribute changes must be done through this interface. 269 * 270 * After this call: 271 * Surfaces attributes are programmed and configured to be composed into stream. 272 * This does not trigger a flip. No surface address is programmed. 273 */ 274 275 void dc_commit_updates_for_stream(struct dc *dc, 276 struct dc_surface_update *srf_updates, 277 int surface_count, 278 struct dc_stream_state *stream, 279 struct dc_stream_update *stream_update, 280 struct dc_state *state); 281 /* 282 * Log the current stream state. 283 */ 284 void dc_stream_log(const struct dc *dc, const struct dc_stream_state *stream); 285 286 uint8_t dc_get_current_stream_count(struct dc *dc); 287 struct dc_stream_state *dc_get_stream_at_index(struct dc *dc, uint8_t i); 288 289 /* 290 * Return the current frame counter. 291 */ 292 uint32_t dc_stream_get_vblank_counter(const struct dc_stream_state *stream); 293 294 /* 295 * Send dp sdp message. 296 */ 297 bool dc_stream_send_dp_sdp(const struct dc_stream_state *stream, 298 const uint8_t *custom_sdp_message, 299 unsigned int sdp_message_size); 300 301 /* TODO: Return parsed values rather than direct register read 302 * This has a dependency on the caller (amdgpu_display_get_crtc_scanoutpos) 303 * being refactored properly to be dce-specific 304 */ 305 bool dc_stream_get_scanoutpos(const struct dc_stream_state *stream, 306 uint32_t *v_blank_start, 307 uint32_t *v_blank_end, 308 uint32_t *h_position, 309 uint32_t *v_position); 310 311 enum dc_status dc_add_stream_to_ctx( 312 struct dc *dc, 313 struct dc_state *new_ctx, 314 struct dc_stream_state *stream); 315 316 enum dc_status dc_remove_stream_from_ctx( 317 struct dc *dc, 318 struct dc_state *new_ctx, 319 struct dc_stream_state *stream); 320 321 322 bool dc_add_plane_to_context( 323 const struct dc *dc, 324 struct dc_stream_state *stream, 325 struct dc_plane_state *plane_state, 326 struct dc_state *context); 327 328 bool dc_remove_plane_from_context( 329 const struct dc *dc, 330 struct dc_stream_state *stream, 331 struct dc_plane_state *plane_state, 332 struct dc_state *context); 333 334 bool dc_rem_all_planes_for_stream( 335 const struct dc *dc, 336 struct dc_stream_state *stream, 337 struct dc_state *context); 338 339 bool dc_add_all_planes_for_stream( 340 const struct dc *dc, 341 struct dc_stream_state *stream, 342 struct dc_plane_state * const *plane_states, 343 int plane_count, 344 struct dc_state *context); 345 346 bool dc_stream_add_writeback(struct dc *dc, 347 struct dc_stream_state *stream, 348 struct dc_writeback_info *wb_info); 349 350 bool dc_stream_remove_writeback(struct dc *dc, 351 struct dc_stream_state *stream, 352 uint32_t dwb_pipe_inst); 353 354 bool dc_stream_warmup_writeback(struct dc *dc, 355 int num_dwb, 356 struct dc_writeback_info *wb_info); 357 358 bool dc_stream_dmdata_status_done(struct dc *dc, struct dc_stream_state *stream); 359 360 bool dc_stream_set_dynamic_metadata(struct dc *dc, 361 struct dc_stream_state *stream, 362 struct dc_dmdata_attributes *dmdata_attr); 363 364 enum dc_status dc_validate_stream(struct dc *dc, struct dc_stream_state *stream); 365 366 /* 367 * Set up streams and links associated to drive sinks 368 * The streams parameter is an absolute set of all active streams. 369 * 370 * After this call: 371 * Phy, Encoder, Timing Generator are programmed and enabled. 372 * New streams are enabled with blank stream; no memory read. 373 */ 374 /* 375 * Enable stereo when commit_streams is not required, 376 * for example, frame alternate. 377 */ 378 bool dc_enable_stereo( 379 struct dc *dc, 380 struct dc_state *context, 381 struct dc_stream_state *streams[], 382 uint8_t stream_count); 383 384 385 enum surface_update_type dc_check_update_surfaces_for_stream( 386 struct dc *dc, 387 struct dc_surface_update *updates, 388 int surface_count, 389 struct dc_stream_update *stream_update, 390 const struct dc_stream_status *stream_status); 391 392 /** 393 * Create a new default stream for the requested sink 394 */ 395 struct dc_stream_state *dc_create_stream_for_sink(struct dc_sink *dc_sink); 396 397 struct dc_stream_state *dc_copy_stream(const struct dc_stream_state *stream); 398 399 void update_stream_signal(struct dc_stream_state *stream, struct dc_sink *sink); 400 401 void dc_stream_retain(struct dc_stream_state *dc_stream); 402 void dc_stream_release(struct dc_stream_state *dc_stream); 403 404 struct dc_stream_status *dc_stream_get_status_from_state( 405 struct dc_state *state, 406 struct dc_stream_state *stream); 407 struct dc_stream_status *dc_stream_get_status( 408 struct dc_stream_state *dc_stream); 409 410 /******************************************************************************* 411 * Cursor interfaces - To manages the cursor within a stream 412 ******************************************************************************/ 413 /* TODO: Deprecated once we switch to dc_set_cursor_position */ 414 bool dc_stream_set_cursor_attributes( 415 struct dc_stream_state *stream, 416 const struct dc_cursor_attributes *attributes); 417 418 bool dc_stream_set_cursor_position( 419 struct dc_stream_state *stream, 420 const struct dc_cursor_position *position); 421 422 423 bool dc_stream_adjust_vmin_vmax(struct dc *dc, 424 struct dc_stream_state *stream, 425 struct dc_crtc_timing_adjust *adjust); 426 427 bool dc_stream_get_crtc_position(struct dc *dc, 428 struct dc_stream_state **stream, 429 int num_streams, 430 unsigned int *v_pos, 431 unsigned int *nom_v_pos); 432 433 bool dc_stream_configure_crc(struct dc *dc, 434 struct dc_stream_state *stream, 435 bool enable, 436 bool continuous); 437 438 bool dc_stream_get_crc(struct dc *dc, 439 struct dc_stream_state *stream, 440 uint32_t *r_cr, 441 uint32_t *g_y, 442 uint32_t *b_cb); 443 444 void dc_stream_set_static_screen_params(struct dc *dc, 445 struct dc_stream_state **stream, 446 int num_streams, 447 const struct dc_static_screen_params *params); 448 449 void dc_stream_set_dyn_expansion(struct dc *dc, struct dc_stream_state *stream, 450 enum dc_dynamic_expansion option); 451 452 void dc_stream_set_dither_option(struct dc_stream_state *stream, 453 enum dc_dither_option option); 454 455 bool dc_stream_set_gamut_remap(struct dc *dc, 456 const struct dc_stream_state *stream); 457 458 bool dc_stream_program_csc_matrix(struct dc *dc, 459 struct dc_stream_state *stream); 460 461 bool dc_stream_get_crtc_position(struct dc *dc, 462 struct dc_stream_state **stream, 463 int num_streams, 464 unsigned int *v_pos, 465 unsigned int *nom_v_pos); 466 467 #endif /* DC_STREAM_H_ */ 468
Indexes created Sun Sep 21 20:09:37 GMT 2025