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_INTERFACE_H_ 27 #define DC_INTERFACE_H_ 28 29 #include "dc_types.h" 30 #include "grph_object_defs.h" 31 #include "logger_types.h" 32 #include "gpio_types.h" 33 #include "link_service_types.h" 34 #include "grph_object_ctrl_defs.h" 35 #include <inc/hw/opp.h> 36 37 #include "inc/hw_sequencer.h" 38 #include "inc/compressor.h" 39 #include "dml/display_mode_lib.h" 40 41 #define DC_VER "3.1.59" 42 43 #define MAX_SURFACES 3 44 #define MAX_STREAMS 6 45 #define MAX_SINKS_PER_LINK 4 46 47 48 /******************************************************************************* 49 * Display Core Interfaces 50 ******************************************************************************/ 51 struct dmcu_version { 52 unsigned int date; 53 unsigned int month; 54 unsigned int year; 55 unsigned int interface_version; 56 }; 57 58 struct dc_versions { 59 const char *dc_ver; 60 struct dmcu_version dmcu_version; 61 }; 62 63 struct dc_caps { 64 uint32_t max_streams; 65 uint32_t max_links; 66 uint32_t max_audios; 67 uint32_t max_slave_planes; 68 uint32_t max_planes; 69 uint32_t max_downscale_ratio; 70 uint32_t i2c_speed_in_khz; 71 uint32_t dmdata_alloc_size; 72 unsigned int max_cursor_size; 73 unsigned int max_video_width; 74 int linear_pitch_alignment; 75 bool dcc_const_color; 76 bool dynamic_audio; 77 bool is_apu; 78 bool dual_link_dvi; 79 bool post_blend_color_processing; 80 bool force_dp_tps4_for_cp2520; 81 bool disable_dp_clk_share; 82 bool psp_setup_panel_mode; 83 }; 84 85 struct dc_dcc_surface_param { 86 struct dc_size surface_size; 87 enum surface_pixel_format format; 88 enum swizzle_mode_values swizzle_mode; 89 enum dc_scan_direction scan; 90 }; 91 92 struct dc_dcc_setting { 93 unsigned int max_compressed_blk_size; 94 unsigned int max_uncompressed_blk_size; 95 bool independent_64b_blks; 96 }; 97 98 struct dc_surface_dcc_cap { 99 union { 100 struct { 101 struct dc_dcc_setting rgb; 102 } grph; 103 104 struct { 105 struct dc_dcc_setting luma; 106 struct dc_dcc_setting chroma; 107 } video; 108 }; 109 110 bool capable; 111 bool const_color_support; 112 }; 113 114 struct dc_static_screen_events { 115 bool force_trigger; 116 bool cursor_update; 117 bool surface_update; 118 bool overlay_update; 119 }; 120 121 122 /* Surface update type is used by dc_update_surfaces_and_stream 123 * The update type is determined at the very beginning of the function based 124 * on parameters passed in and decides how much programming (or updating) is 125 * going to be done during the call. 126 * 127 * UPDATE_TYPE_FAST is used for really fast updates that do not require much 128 * logical calculations or hardware register programming. This update MUST be 129 * ISR safe on windows. Currently fast update will only be used to flip surface 130 * address. 131 * 132 * UPDATE_TYPE_MED is used for slower updates which require significant hw 133 * re-programming however do not affect bandwidth consumption or clock 134 * requirements. At present, this is the level at which front end updates 135 * that do not require us to run bw_calcs happen. These are in/out transfer func 136 * updates, viewport offset changes, recout size changes and pixel depth changes. 137 * This update can be done at ISR, but we want to minimize how often this happens. 138 * 139 * UPDATE_TYPE_FULL is slow. Really slow. This requires us to recalculate our 140 * bandwidth and clocks, possibly rearrange some pipes and reprogram anything front 141 * end related. Any time viewport dimensions, recout dimensions, scaling ratios or 142 * gamma need to be adjusted or pipe needs to be turned on (or disconnected) we do 143 * a full update. This cannot be done at ISR level and should be a rare event. 144 * Unless someone is stress testing mpo enter/exit, playing with colour or adjusting 145 * underscan we don't expect to see this call at all. 146 */ 147 148 enum surface_update_type { 149 UPDATE_TYPE_FAST, /* super fast, safe to execute in isr */ 150 UPDATE_TYPE_MED, /* ISR safe, most of programming needed, no bw/clk change*/ 151 UPDATE_TYPE_FULL, /* may need to shuffle resources */ 152 }; 153 154 /* Forward declaration*/ 155 struct dc; 156 struct dc_plane_state; 157 struct dc_state; 158 159 160 struct dc_cap_funcs { 161 bool (*get_dcc_compression_cap)(const struct dc *dc, 162 const struct dc_dcc_surface_param *input, 163 struct dc_surface_dcc_cap *output); 164 }; 165 166 struct link_training_settings; 167 168 169 /* Structure to hold configuration flags set by dm at dc creation. */ 170 struct dc_config { 171 bool gpu_vm_support; 172 bool disable_disp_pll_sharing; 173 }; 174 175 enum visual_confirm { 176 VISUAL_CONFIRM_DISABLE = 0, 177 VISUAL_CONFIRM_SURFACE = 1, 178 VISUAL_CONFIRM_HDR = 2, 179 }; 180 181 enum dcc_option { 182 DCC_ENABLE = 0, 183 DCC_DISABLE = 1, 184 DCC_HALF_REQ_DISALBE = 2, 185 }; 186 187 enum pipe_split_policy { 188 MPC_SPLIT_DYNAMIC = 0, 189 MPC_SPLIT_AVOID = 1, 190 MPC_SPLIT_AVOID_MULT_DISP = 2, 191 }; 192 193 enum wm_report_mode { 194 WM_REPORT_DEFAULT = 0, 195 WM_REPORT_OVERRIDE = 1, 196 }; 197 198 /* 199 * For any clocks that may differ per pipe 200 * only the max is stored in this structure 201 */ 202 struct dc_clocks { 203 int dispclk_khz; 204 int max_supported_dppclk_khz; 205 int dppclk_khz; 206 int dcfclk_khz; 207 int socclk_khz; 208 int dcfclk_deep_sleep_khz; 209 int fclk_khz; 210 int phyclk_khz; 211 }; 212 213 struct dc_debug_options { 214 enum visual_confirm visual_confirm; 215 bool sanity_checks; 216 bool max_disp_clk; 217 bool surface_trace; 218 bool timing_trace; 219 bool clock_trace; 220 bool validation_trace; 221 bool bandwidth_calcs_trace; 222 int max_downscale_src_width; 223 224 /* stutter efficiency related */ 225 bool disable_stutter; 226 bool use_max_lb; 227 enum dcc_option disable_dcc; 228 enum pipe_split_policy pipe_split_policy; 229 bool force_single_disp_pipe_split; 230 bool voltage_align_fclk; 231 232 bool disable_dfs_bypass; 233 bool disable_dpp_power_gate; 234 bool disable_hubp_power_gate; 235 bool disable_pplib_wm_range; 236 enum wm_report_mode pplib_wm_report_mode; 237 unsigned int min_disp_clk_khz; 238 int sr_exit_time_dpm0_ns; 239 int sr_enter_plus_exit_time_dpm0_ns; 240 int sr_exit_time_ns; 241 int sr_enter_plus_exit_time_ns; 242 int urgent_latency_ns; 243 int percent_of_ideal_drambw; 244 int dram_clock_change_latency_ns; 245 bool optimized_watermark; 246 int always_scale; 247 bool disable_pplib_clock_request; 248 bool disable_clock_gate; 249 bool disable_dmcu; 250 bool disable_psr; 251 bool force_abm_enable; 252 bool disable_hbup_pg; 253 bool disable_dpp_pg; 254 bool disable_stereo_support; 255 bool vsr_support; 256 bool performance_trace; 257 bool az_endpoint_mute_only; 258 bool always_use_regamma; 259 bool p010_mpo_support; 260 bool recovery_enabled; 261 bool avoid_vbios_exec_table; 262 bool scl_reset_length10; 263 bool hdmi20_disable; 264 bool skip_detection_link_training; 265 }; 266 267 struct dc_debug_data { 268 uint32_t ltFailCount; 269 uint32_t i2cErrorCount; 270 uint32_t auxErrorCount; 271 }; 272 273 274 struct dc_state; 275 struct resource_pool; 276 struct dce_hwseq; 277 struct dc { 278 struct dc_versions versions; 279 struct dc_caps caps; 280 struct dc_cap_funcs cap_funcs; 281 struct dc_config config; 282 struct dc_debug_options debug; 283 struct dc_context *ctx; 284 285 uint8_t link_count; 286 struct dc_link *links[MAX_PIPES * 2]; 287 288 struct dc_state *current_state; 289 struct resource_pool *res_pool; 290 291 /* Display Engine Clock levels */ 292 struct dm_pp_clock_levels sclk_lvls; 293 294 /* Inputs into BW and WM calculations. */ 295 struct bw_calcs_dceip *bw_dceip; 296 struct bw_calcs_vbios *bw_vbios; 297 #ifdef CONFIG_DRM_AMD_DC_DCN1_0 298 struct dcn_soc_bounding_box *dcn_soc; 299 struct dcn_ip_params *dcn_ip; 300 struct display_mode_lib dml; 301 #endif 302 303 /* HW functions */ 304 struct hw_sequencer_funcs hwss; 305 struct dce_hwseq *hwseq; 306 307 /* temp store of dm_pp_display_configuration 308 * to compare to see if display config changed 309 */ 310 struct dm_pp_display_configuration prev_display_config; 311 312 bool optimized_required; 313 314 bool apply_edp_fast_boot_optimization; 315 316 /* FBC compressor */ 317 struct compressor *fbc_compressor; 318 319 struct dc_debug_data debug_data; 320 }; 321 322 enum frame_buffer_mode { 323 FRAME_BUFFER_MODE_LOCAL_ONLY = 0, 324 FRAME_BUFFER_MODE_ZFB_ONLY, 325 FRAME_BUFFER_MODE_MIXED_ZFB_AND_LOCAL, 326 } ; 327 328 struct dchub_init_data { 329 int64_t zfb_phys_addr_base; 330 int64_t zfb_mc_base_addr; 331 uint64_t zfb_size_in_byte; 332 enum frame_buffer_mode fb_mode; 333 bool dchub_initialzied; 334 bool dchub_info_valid; 335 }; 336 337 struct dc_init_data { 338 struct hw_asic_id asic_id; 339 void *driver; /* ctx */ 340 struct cgs_device *cgs_device; 341 342 int num_virtual_links; 343 /* 344 * If 'vbios_override' not NULL, it will be called instead 345 * of the real VBIOS. Intended use is Diagnostics on FPGA. 346 */ 347 struct dc_bios *vbios_override; 348 enum dce_environment dce_environment; 349 350 struct dc_config flags; 351 uint32_t log_mask; 352 }; 353 354 struct dc *dc_create(const struct dc_init_data *init_params); 355 356 void dc_destroy(struct dc **dc); 357 358 /******************************************************************************* 359 * Surface Interfaces 360 ******************************************************************************/ 361 362 enum { 363 TRANSFER_FUNC_POINTS = 1025 364 }; 365 366 struct dc_hdr_static_metadata { 367 /* display chromaticities and white point in units of 0.00001 */ 368 unsigned int chromaticity_green_x; 369 unsigned int chromaticity_green_y; 370 unsigned int chromaticity_blue_x; 371 unsigned int chromaticity_blue_y; 372 unsigned int chromaticity_red_x; 373 unsigned int chromaticity_red_y; 374 unsigned int chromaticity_white_point_x; 375 unsigned int chromaticity_white_point_y; 376 377 uint32_t min_luminance; 378 uint32_t max_luminance; 379 uint32_t maximum_content_light_level; 380 uint32_t maximum_frame_average_light_level; 381 }; 382 383 enum dc_transfer_func_type { 384 TF_TYPE_PREDEFINED, 385 TF_TYPE_DISTRIBUTED_POINTS, 386 TF_TYPE_BYPASS, 387 TF_TYPE_HWPWL 388 }; 389 390 struct dc_transfer_func_distributed_points { 391 struct fixed31_32 red[TRANSFER_FUNC_POINTS]; 392 struct fixed31_32 green[TRANSFER_FUNC_POINTS]; 393 struct fixed31_32 blue[TRANSFER_FUNC_POINTS]; 394 395 uint16_t end_exponent; 396 uint16_t x_point_at_y1_red; 397 uint16_t x_point_at_y1_green; 398 uint16_t x_point_at_y1_blue; 399 }; 400 401 enum dc_transfer_func_predefined { 402 TRANSFER_FUNCTION_SRGB, 403 TRANSFER_FUNCTION_BT709, 404 TRANSFER_FUNCTION_PQ, 405 TRANSFER_FUNCTION_LINEAR, 406 TRANSFER_FUNCTION_UNITY, 407 TRANSFER_FUNCTION_HLG, 408 TRANSFER_FUNCTION_HLG12, 409 TRANSFER_FUNCTION_GAMMA22 410 }; 411 412 struct dc_transfer_func { 413 struct kref refcount; 414 enum dc_transfer_func_type type; 415 enum dc_transfer_func_predefined tf; 416 /* FP16 1.0 reference level in nits, default is 80 nits, only for PQ*/ 417 uint32_t sdr_ref_white_level; 418 struct dc_context *ctx; 419 union { 420 struct pwl_params pwl; 421 struct dc_transfer_func_distributed_points tf_pts; 422 }; 423 }; 424 425 /* 426 * This structure is filled in by dc_surface_get_status and contains 427 * the last requested address and the currently active address so the called 428 * can determine if there are any outstanding flips 429 */ 430 struct dc_plane_status { 431 struct dc_plane_address requested_address; 432 struct dc_plane_address current_address; 433 bool is_flip_pending; 434 bool is_right_eye; 435 }; 436 437 union surface_update_flags { 438 439 struct { 440 /* Medium updates */ 441 uint32_t dcc_change:1; 442 uint32_t color_space_change:1; 443 uint32_t horizontal_mirror_change:1; 444 uint32_t per_pixel_alpha_change:1; 445 uint32_t rotation_change:1; 446 uint32_t swizzle_change:1; 447 uint32_t scaling_change:1; 448 uint32_t position_change:1; 449 uint32_t in_transfer_func_change:1; 450 uint32_t input_csc_change:1; 451 uint32_t coeff_reduction_change:1; 452 uint32_t output_tf_change:1; 453 uint32_t pixel_format_change:1; 454 455 /* Full updates */ 456 uint32_t new_plane:1; 457 uint32_t bpp_change:1; 458 uint32_t gamma_change:1; 459 uint32_t bandwidth_change:1; 460 uint32_t clock_change:1; 461 uint32_t stereo_format_change:1; 462 uint32_t full_update:1; 463 } bits; 464 465 uint32_t raw; 466 }; 467 468 struct dc_plane_state { 469 struct dc_plane_address address; 470 struct dc_plane_flip_time time; 471 struct scaling_taps scaling_quality; 472 struct rect src_rect; 473 struct rect dst_rect; 474 struct rect clip_rect; 475 476 union plane_size plane_size; 477 union dc_tiling_info tiling_info; 478 479 struct dc_plane_dcc_param dcc; 480 481 struct dc_gamma *gamma_correction; 482 struct dc_transfer_func *in_transfer_func; 483 struct dc_bias_and_scale *bias_and_scale; 484 struct dc_csc_transform input_csc_color_matrix; 485 struct fixed31_32 coeff_reduction_factor; 486 uint32_t sdr_white_level; 487 488 // TODO: No longer used, remove 489 struct dc_hdr_static_metadata hdr_static_ctx; 490 491 enum dc_color_space color_space; 492 493 enum surface_pixel_format format; 494 enum dc_rotation_angle rotation; 495 enum plane_stereo_format stereo_format; 496 497 bool is_tiling_rotated; 498 bool per_pixel_alpha; 499 bool visible; 500 bool flip_immediate; 501 bool horizontal_mirror; 502 503 union surface_update_flags update_flags; 504 /* private to DC core */ 505 struct dc_plane_status status; 506 struct dc_context *ctx; 507 508 /* HACK: Workaround for forcing full reprogramming under some conditions */ 509 bool force_full_update; 510 511 /* private to dc_surface.c */ 512 enum dc_irq_source irq_source; 513 struct kref refcount; 514 }; 515 516 struct dc_plane_info { 517 union plane_size plane_size; 518 union dc_tiling_info tiling_info; 519 struct dc_plane_dcc_param dcc; 520 enum surface_pixel_format format; 521 enum dc_rotation_angle rotation; 522 enum plane_stereo_format stereo_format; 523 enum dc_color_space color_space; 524 unsigned int sdr_white_level; 525 bool horizontal_mirror; 526 bool visible; 527 bool per_pixel_alpha; 528 bool input_csc_enabled; 529 }; 530 531 struct dc_scaling_info { 532 struct rect src_rect; 533 struct rect dst_rect; 534 struct rect clip_rect; 535 struct scaling_taps scaling_quality; 536 }; 537 538 struct dc_surface_update { 539 struct dc_plane_state *surface; 540 541 /* isr safe update parameters. null means no updates */ 542 const struct dc_flip_addrs *flip_addr; 543 const struct dc_plane_info *plane_info; 544 const struct dc_scaling_info *scaling_info; 545 546 /* following updates require alloc/sleep/spin that is not isr safe, 547 * null means no updates 548 */ 549 const struct dc_gamma *gamma; 550 const struct dc_transfer_func *in_transfer_func; 551 552 const struct dc_csc_transform *input_csc_color_matrix; 553 const struct fixed31_32 *coeff_reduction_factor; 554 }; 555 556 /* 557 * Create a new surface with default parameters; 558 */ 559 struct dc_plane_state *dc_create_plane_state(struct dc *dc); 560 const struct dc_plane_status *dc_plane_get_status( 561 const struct dc_plane_state *plane_state); 562 563 void dc_plane_state_retain(struct dc_plane_state *plane_state); 564 void dc_plane_state_release(struct dc_plane_state *plane_state); 565 566 void dc_gamma_retain(struct dc_gamma *dc_gamma); 567 void dc_gamma_release(struct dc_gamma **dc_gamma); 568 struct dc_gamma *dc_create_gamma(void); 569 570 void dc_transfer_func_retain(struct dc_transfer_func *dc_tf); 571 void dc_transfer_func_release(struct dc_transfer_func *dc_tf); 572 struct dc_transfer_func *dc_create_transfer_func(void); 573 574 /* 575 * This structure holds a surface address. There could be multiple addresses 576 * in cases such as Stereo 3D, Planar YUV, etc. Other per-flip attributes such 577 * as frame durations and DCC format can also be set. 578 */ 579 struct dc_flip_addrs { 580 struct dc_plane_address address; 581 unsigned int flip_timestamp_in_us; 582 bool flip_immediate; 583 /* TODO: add flip duration for FreeSync */ 584 }; 585 586 bool dc_post_update_surfaces_to_stream( 587 struct dc *dc); 588 589 #include "dc_stream.h" 590 591 /* 592 * Structure to store surface/stream associations for validation 593 */ 594 struct dc_validation_set { 595 struct dc_stream_state *stream; 596 struct dc_plane_state *plane_states[MAX_SURFACES]; 597 uint8_t plane_count; 598 }; 599 600 enum dc_status dc_validate_plane(struct dc *dc, const struct dc_plane_state *plane_state); 601 602 enum dc_status dc_validate_global_state( 603 struct dc *dc, 604 struct dc_state *new_ctx); 605 606 607 void dc_resource_state_construct( 608 const struct dc *dc, 609 struct dc_state *dst_ctx); 610 611 void dc_resource_state_copy_construct( 612 const struct dc_state *src_ctx, 613 struct dc_state *dst_ctx); 614 615 void dc_resource_state_copy_construct_current( 616 const struct dc *dc, 617 struct dc_state *dst_ctx); 618 619 void dc_resource_state_destruct(struct dc_state *context); 620 621 /* 622 * TODO update to make it about validation sets 623 * Set up streams and links associated to drive sinks 624 * The streams parameter is an absolute set of all active streams. 625 * 626 * After this call: 627 * Phy, Encoder, Timing Generator are programmed and enabled. 628 * New streams are enabled with blank stream; no memory read. 629 */ 630 bool dc_commit_state(struct dc *dc, struct dc_state *context); 631 632 633 struct dc_state *dc_create_state(void); 634 void dc_retain_state(struct dc_state *context); 635 void dc_release_state(struct dc_state *context); 636 637 /******************************************************************************* 638 * Link Interfaces 639 ******************************************************************************/ 640 641 struct dpcd_caps { 642 union dpcd_rev dpcd_rev; 643 union max_lane_count max_ln_count; 644 union max_down_spread max_down_spread; 645 646 /* dongle type (DP converter, CV smart dongle) */ 647 enum display_dongle_type dongle_type; 648 /* Dongle's downstream count. */ 649 union sink_count sink_count; 650 /* If dongle_type == DISPLAY_DONGLE_DP_HDMI_CONVERTER, 651 indicates 'Frame Sequential-to-lllFrame Pack' conversion capability.*/ 652 struct dc_dongle_caps dongle_caps; 653 654 uint32_t sink_dev_id; 655 int8_t sink_dev_id_str[6]; 656 int8_t sink_hw_revision; 657 int8_t sink_fw_revision[2]; 658 659 uint32_t branch_dev_id; 660 int8_t branch_dev_name[6]; 661 int8_t branch_hw_revision; 662 int8_t branch_fw_revision[2]; 663 664 bool allow_invalid_MSA_timing_param; 665 bool panel_mode_edp; 666 bool dpcd_display_control_capable; 667 }; 668 669 #include "dc_link.h" 670 671 /******************************************************************************* 672 * Sink Interfaces - A sink corresponds to a display output device 673 ******************************************************************************/ 674 675 struct dc_container_id { 676 // 128bit GUID in binary form 677 unsigned char guid[16]; 678 // 8 byte port ID -> ELD.PortID 679 unsigned int portId[2]; 680 // 128bit GUID in binary formufacturer name -> ELD.ManufacturerName 681 unsigned short manufacturerName; 682 // 2 byte product code -> ELD.ProductCode 683 unsigned short productCode; 684 }; 685 686 687 688 /* 689 * The sink structure contains EDID and other display device properties 690 */ 691 struct dc_sink { 692 enum signal_type sink_signal; 693 struct dc_edid dc_edid; /* raw edid */ 694 struct dc_edid_caps edid_caps; /* parse display caps */ 695 struct dc_container_id *dc_container_id; 696 uint32_t dongle_max_pix_clk; 697 void *priv; 698 struct stereo_3d_features features_3d[TIMING_3D_FORMAT_MAX]; 699 bool converter_disable_audio; 700 701 /* private to DC core */ 702 struct dc_link *link; 703 struct dc_context *ctx; 704 705 uint32_t sink_id; 706 707 /* private to dc_sink.c */ 708 // refcount must be the last member in dc_sink, since we want the 709 // sink structure to be logically cloneable up to (but not including) 710 // refcount 711 struct kref refcount; 712 }; 713 714 void dc_sink_retain(struct dc_sink *sink); 715 void dc_sink_release(struct dc_sink *sink); 716 717 struct dc_sink_init_data { 718 enum signal_type sink_signal; 719 struct dc_link *link; 720 uint32_t dongle_max_pix_clk; 721 bool converter_disable_audio; 722 }; 723 724 struct dc_sink *dc_sink_create(const struct dc_sink_init_data *init_params); 725 726 /* Newer interfaces */ 727 struct dc_cursor { 728 struct dc_plane_address address; 729 struct dc_cursor_attributes attributes; 730 }; 731 732 733 /******************************************************************************* 734 * Interrupt interfaces 735 ******************************************************************************/ 736 enum dc_irq_source dc_interrupt_to_irq_source( 737 struct dc *dc, 738 uint32_t src_id, 739 uint32_t ext_id); 740 bool dc_interrupt_set(struct dc *dc, enum dc_irq_source src, bool enable); 741 void dc_interrupt_ack(struct dc *dc, enum dc_irq_source src); 742 enum dc_irq_source dc_get_hpd_irq_source_at_index( 743 struct dc *dc, uint32_t link_index); 744 745 /******************************************************************************* 746 * Power Interfaces 747 ******************************************************************************/ 748 749 void dc_set_power_state( 750 struct dc *dc, 751 enum dc_acpi_cm_power_state power_state); 752 void dc_resume(struct dc *dc); 753 754 #endif /* DC_INTERFACE_H_ */ 755