1 /* 2 * Copyright © 2006-2019 Intel Corporation 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 (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 21 * IN THE SOFTWARE. 22 * 23 */ 24 25 #ifndef _INTEL_DISPLAY_H_ 26 #define _INTEL_DISPLAY_H_ 27 28 #include <drm/drm_util.h> 29 30 #include "i915_reg_defs.h" 31 32 enum drm_scaling_filter; 33 struct dpll; 34 struct drm_connector; 35 struct drm_device; 36 struct drm_display_mode; 37 struct drm_encoder; 38 struct drm_file; 39 struct drm_format_info; 40 struct drm_framebuffer; 41 struct drm_i915_gem_object; 42 struct drm_i915_private; 43 struct drm_mode_fb_cmd2; 44 struct drm_modeset_acquire_ctx; 45 struct drm_plane; 46 struct drm_plane_state; 47 struct i915_address_space; 48 struct i915_ggtt_view; 49 struct intel_atomic_state; 50 struct intel_crtc; 51 struct intel_crtc_state; 52 struct intel_digital_port; 53 struct intel_dp; 54 struct intel_encoder; 55 struct intel_initial_plane_config; 56 struct intel_load_detect_pipe; 57 struct intel_plane; 58 struct intel_plane_state; 59 struct intel_power_domain_mask; 60 struct intel_remapped_info; 61 struct intel_rotation_info; 62 struct pci_dev; 63 64 enum i915_gpio { 65 GPIOA, 66 GPIOB, 67 GPIOC, 68 GPIOD, 69 GPIOE, 70 GPIOF, 71 GPIOG, 72 GPIOH, 73 __GPIOI_UNUSED, 74 GPIOJ, 75 GPIOK, 76 GPIOL, 77 GPIOM, 78 GPION, 79 GPIOO, 80 }; 81 82 /* 83 * Keep the pipe enum values fixed: the code assumes that PIPE_A=0, the 84 * rest have consecutive values and match the enum values of transcoders 85 * with a 1:1 transcoder -> pipe mapping. 86 */ 87 enum pipe { 88 INVALID_PIPE = -1, 89 90 PIPE_A = 0, 91 PIPE_B, 92 PIPE_C, 93 PIPE_D, 94 _PIPE_EDP, 95 96 I915_MAX_PIPES = _PIPE_EDP 97 }; 98 99 #define pipe_name(p) ((p) + 'A') 100 101 enum transcoder { 102 INVALID_TRANSCODER = -1, 103 /* 104 * The following transcoders have a 1:1 transcoder -> pipe mapping, 105 * keep their values fixed: the code assumes that TRANSCODER_A=0, the 106 * rest have consecutive values and match the enum values of the pipes 107 * they map to. 108 */ 109 TRANSCODER_A = PIPE_A, 110 TRANSCODER_B = PIPE_B, 111 TRANSCODER_C = PIPE_C, 112 TRANSCODER_D = PIPE_D, 113 114 /* 115 * The following transcoders can map to any pipe, their enum value 116 * doesn't need to stay fixed. 117 */ 118 TRANSCODER_EDP, 119 TRANSCODER_DSI_0, 120 TRANSCODER_DSI_1, 121 TRANSCODER_DSI_A = TRANSCODER_DSI_0, /* legacy DSI */ 122 TRANSCODER_DSI_C = TRANSCODER_DSI_1, /* legacy DSI */ 123 124 I915_MAX_TRANSCODERS 125 }; 126 127 static inline const char *transcoder_name(enum transcoder transcoder) 128 { 129 switch (transcoder) { 130 case TRANSCODER_A: 131 return "A"; 132 case TRANSCODER_B: 133 return "B"; 134 case TRANSCODER_C: 135 return "C"; 136 case TRANSCODER_D: 137 return "D"; 138 case TRANSCODER_EDP: 139 return "EDP"; 140 case TRANSCODER_DSI_A: 141 return "DSI A"; 142 case TRANSCODER_DSI_C: 143 return "DSI C"; 144 default: 145 return "<invalid>"; 146 } 147 } 148 149 static inline bool transcoder_is_dsi(enum transcoder transcoder) 150 { 151 return transcoder == TRANSCODER_DSI_A || transcoder == TRANSCODER_DSI_C; 152 } 153 154 /* 155 * Global legacy plane identifier. Valid only for primary/sprite 156 * planes on pre-g4x, and only for primary planes on g4x-bdw. 157 */ 158 enum i9xx_plane_id { 159 PLANE_A, 160 PLANE_B, 161 PLANE_C, 162 }; 163 164 #define plane_name(p) ((p) + 'A') 165 #define sprite_name(p, s) ((p) * RUNTIME_INFO(dev_priv)->num_sprites[(p)] + (s) + 'A') 166 167 /* 168 * Per-pipe plane identifier. 169 * I915_MAX_PLANES in the enum below is the maximum (across all platforms) 170 * number of planes per CRTC. Not all platforms really have this many planes, 171 * which means some arrays of size I915_MAX_PLANES may have unused entries 172 * between the topmost sprite plane and the cursor plane. 173 * 174 * This is expected to be passed to various register macros 175 * (eg. PLANE_CTL(), PS_PLANE_SEL(), etc.) so adjust with care. 176 */ 177 enum plane_id { 178 PLANE_PRIMARY, 179 PLANE_SPRITE0, 180 PLANE_SPRITE1, 181 PLANE_SPRITE2, 182 PLANE_SPRITE3, 183 PLANE_SPRITE4, 184 PLANE_SPRITE5, 185 PLANE_CURSOR, 186 187 I915_MAX_PLANES, 188 }; 189 190 #define for_each_plane_id_on_crtc(__crtc, __p) \ 191 for ((__p) = PLANE_PRIMARY; (__p) < I915_MAX_PLANES; (__p)++) \ 192 for_each_if((__crtc)->plane_ids_mask & BIT(__p)) 193 194 #define for_each_dbuf_slice(__dev_priv, __slice) \ 195 for ((__slice) = DBUF_S1; (__slice) < I915_MAX_DBUF_SLICES; (__slice)++) \ 196 for_each_if(INTEL_INFO(__dev_priv)->display.dbuf.slice_mask & BIT(__slice)) 197 198 #define for_each_dbuf_slice_in_mask(__dev_priv, __slice, __mask) \ 199 for_each_dbuf_slice((__dev_priv), (__slice)) \ 200 for_each_if((__mask) & BIT(__slice)) 201 202 enum port { 203 PORT_NONE = -1, 204 205 PORT_A = 0, 206 PORT_B, 207 PORT_C, 208 PORT_D, 209 PORT_E, 210 PORT_F, 211 PORT_G, 212 PORT_H, 213 PORT_I, 214 215 /* tgl+ */ 216 PORT_TC1 = PORT_D, 217 PORT_TC2, 218 PORT_TC3, 219 PORT_TC4, 220 PORT_TC5, 221 PORT_TC6, 222 223 /* XE_LPD repositions D/E offsets and bitfields */ 224 PORT_D_XELPD = PORT_TC5, 225 PORT_E_XELPD, 226 227 I915_MAX_PORTS 228 }; 229 230 #define port_name(p) ((p) + 'A') 231 232 /* 233 * Ports identifier referenced from other drivers. 234 * Expected to remain stable over time 235 */ 236 static inline const char *port_identifier(enum port port) 237 { 238 switch (port) { 239 case PORT_A: 240 return "Port A"; 241 case PORT_B: 242 return "Port B"; 243 case PORT_C: 244 return "Port C"; 245 case PORT_D: 246 return "Port D"; 247 case PORT_E: 248 return "Port E"; 249 case PORT_F: 250 return "Port F"; 251 case PORT_G: 252 return "Port G"; 253 case PORT_H: 254 return "Port H"; 255 case PORT_I: 256 return "Port I"; 257 default: 258 return "<invalid>"; 259 } 260 } 261 262 enum tc_port { 263 TC_PORT_NONE = -1, 264 265 TC_PORT_1 = 0, 266 TC_PORT_2, 267 TC_PORT_3, 268 TC_PORT_4, 269 TC_PORT_5, 270 TC_PORT_6, 271 272 I915_MAX_TC_PORTS 273 }; 274 275 enum tc_port_mode { 276 TC_PORT_DISCONNECTED, 277 TC_PORT_TBT_ALT, 278 TC_PORT_DP_ALT, 279 TC_PORT_LEGACY, 280 }; 281 282 enum dpio_channel { 283 DPIO_CH0, 284 DPIO_CH1 285 }; 286 287 enum dpio_phy { 288 DPIO_PHY0, 289 DPIO_PHY1, 290 DPIO_PHY2, 291 }; 292 293 enum aux_ch { 294 AUX_CH_A, 295 AUX_CH_B, 296 AUX_CH_C, 297 AUX_CH_D, 298 AUX_CH_E, /* ICL+ */ 299 AUX_CH_F, 300 AUX_CH_G, 301 AUX_CH_H, 302 AUX_CH_I, 303 304 /* tgl+ */ 305 AUX_CH_USBC1 = AUX_CH_D, 306 AUX_CH_USBC2, 307 AUX_CH_USBC3, 308 AUX_CH_USBC4, 309 AUX_CH_USBC5, 310 AUX_CH_USBC6, 311 312 /* XE_LPD repositions D/E offsets and bitfields */ 313 AUX_CH_D_XELPD = AUX_CH_USBC5, 314 AUX_CH_E_XELPD, 315 }; 316 317 #define aux_ch_name(a) ((a) + 'A') 318 319 /* Used by dp and fdi links */ 320 struct intel_link_m_n { 321 u32 tu; 322 u32 data_m; 323 u32 data_n; 324 u32 link_m; 325 u32 link_n; 326 }; 327 328 enum phy { 329 PHY_NONE = -1, 330 331 PHY_A = 0, 332 PHY_B, 333 PHY_C, 334 PHY_D, 335 PHY_E, 336 PHY_F, 337 PHY_G, 338 PHY_H, 339 PHY_I, 340 341 I915_MAX_PHYS 342 }; 343 344 #define phy_name(a) ((a) + 'A') 345 346 enum phy_fia { 347 FIA1, 348 FIA2, 349 FIA3, 350 }; 351 352 enum hpd_pin { 353 HPD_NONE = 0, 354 HPD_TV = HPD_NONE, /* TV is known to be unreliable */ 355 HPD_CRT, 356 HPD_SDVO_B, 357 HPD_SDVO_C, 358 HPD_PORT_A, 359 HPD_PORT_B, 360 HPD_PORT_C, 361 HPD_PORT_D, 362 HPD_PORT_E, 363 HPD_PORT_TC1, 364 HPD_PORT_TC2, 365 HPD_PORT_TC3, 366 HPD_PORT_TC4, 367 HPD_PORT_TC5, 368 HPD_PORT_TC6, 369 370 HPD_NUM_PINS 371 }; 372 373 #define for_each_hpd_pin(__pin) \ 374 for ((__pin) = (HPD_NONE + 1); (__pin) < HPD_NUM_PINS; (__pin)++) 375 376 #define for_each_pipe(__dev_priv, __p) \ 377 for ((__p) = 0; (__p) < I915_MAX_PIPES; (__p)++) \ 378 for_each_if(INTEL_INFO(__dev_priv)->display.pipe_mask & BIT(__p)) 379 380 #define for_each_pipe_masked(__dev_priv, __p, __mask) \ 381 for_each_pipe(__dev_priv, __p) \ 382 for_each_if((__mask) & BIT(__p)) 383 384 #define for_each_cpu_transcoder(__dev_priv, __t) \ 385 for ((__t) = 0; (__t) < I915_MAX_TRANSCODERS; (__t)++) \ 386 for_each_if (INTEL_INFO(__dev_priv)->display.cpu_transcoder_mask & BIT(__t)) 387 388 #define for_each_cpu_transcoder_masked(__dev_priv, __t, __mask) \ 389 for_each_cpu_transcoder(__dev_priv, __t) \ 390 for_each_if ((__mask) & BIT(__t)) 391 392 #define for_each_sprite(__dev_priv, __p, __s) \ 393 for ((__s) = 0; \ 394 (__s) < RUNTIME_INFO(__dev_priv)->num_sprites[(__p)]; \ 395 (__s)++) 396 397 #define for_each_port(__port) \ 398 for ((__port) = PORT_A; (__port) < I915_MAX_PORTS; (__port)++) 399 400 #define for_each_port_masked(__port, __ports_mask) \ 401 for_each_port(__port) \ 402 for_each_if((__ports_mask) & BIT(__port)) 403 404 #define for_each_phy_masked(__phy, __phys_mask) \ 405 for ((__phy) = PHY_A; (__phy) < I915_MAX_PHYS; (__phy)++) \ 406 for_each_if((__phys_mask) & BIT(__phy)) 407 408 #define for_each_crtc(dev, crtc) \ 409 list_for_each_entry(crtc, &(dev)->mode_config.crtc_list, head) 410 411 #define for_each_intel_plane(dev, intel_plane) \ 412 list_for_each_entry(intel_plane, \ 413 &(dev)->mode_config.plane_list, \ 414 base.head) 415 416 #define for_each_intel_plane_mask(dev, intel_plane, plane_mask) \ 417 list_for_each_entry(intel_plane, \ 418 &(dev)->mode_config.plane_list, \ 419 base.head) \ 420 for_each_if((plane_mask) & \ 421 drm_plane_mask(&intel_plane->base)) 422 423 #define for_each_intel_plane_on_crtc(dev, intel_crtc, intel_plane) \ 424 list_for_each_entry(intel_plane, \ 425 &(dev)->mode_config.plane_list, \ 426 base.head) \ 427 for_each_if((intel_plane)->pipe == (intel_crtc)->pipe) 428 429 #define for_each_intel_crtc(dev, intel_crtc) \ 430 list_for_each_entry(intel_crtc, \ 431 &(dev)->mode_config.crtc_list, \ 432 base.head) 433 434 #define for_each_intel_crtc_in_pipe_mask(dev, intel_crtc, pipe_mask) \ 435 list_for_each_entry(intel_crtc, \ 436 &(dev)->mode_config.crtc_list, \ 437 base.head) \ 438 for_each_if((pipe_mask) & BIT(intel_crtc->pipe)) 439 440 #define for_each_intel_encoder(dev, intel_encoder) \ 441 list_for_each_entry(intel_encoder, \ 442 &(dev)->mode_config.encoder_list, \ 443 base.head) 444 445 #define for_each_intel_encoder_mask(dev, intel_encoder, encoder_mask) \ 446 list_for_each_entry(intel_encoder, \ 447 &(dev)->mode_config.encoder_list, \ 448 base.head) \ 449 for_each_if((encoder_mask) & \ 450 drm_encoder_mask(&intel_encoder->base)) 451 452 #define for_each_intel_encoder_mask_with_psr(dev, intel_encoder, encoder_mask) \ 453 list_for_each_entry((intel_encoder), &(dev)->mode_config.encoder_list, base.head) \ 454 for_each_if(((encoder_mask) & drm_encoder_mask(&(intel_encoder)->base)) && \ 455 intel_encoder_can_psr(intel_encoder)) 456 457 #define for_each_intel_dp(dev, intel_encoder) \ 458 for_each_intel_encoder(dev, intel_encoder) \ 459 for_each_if(intel_encoder_is_dp(intel_encoder)) 460 461 #define for_each_intel_encoder_with_psr(dev, intel_encoder) \ 462 for_each_intel_encoder((dev), (intel_encoder)) \ 463 for_each_if(intel_encoder_can_psr(intel_encoder)) 464 465 #define for_each_intel_connector_iter(intel_connector, iter) \ 466 while ((intel_connector = to_intel_connector(drm_connector_list_iter_next(iter)))) 467 468 #define for_each_encoder_on_crtc(dev, __crtc, intel_encoder) \ 469 list_for_each_entry((intel_encoder), &(dev)->mode_config.encoder_list, base.head) \ 470 for_each_if((intel_encoder)->base.crtc == (__crtc)) 471 472 #define for_each_connector_on_encoder(dev, __encoder, intel_connector) \ 473 list_for_each_entry((intel_connector), &(dev)->mode_config.connector_list, base.head) \ 474 for_each_if((intel_connector)->base.encoder == (__encoder)) 475 476 #define for_each_old_intel_plane_in_state(__state, plane, old_plane_state, __i) \ 477 for ((__i) = 0; \ 478 (__i) < (__state)->base.dev->mode_config.num_total_plane && \ 479 ((plane) = to_intel_plane((__state)->base.planes[__i].ptr), \ 480 (old_plane_state) = to_intel_plane_state((__state)->base.planes[__i].old_state), 1); \ 481 (__i)++) \ 482 for_each_if(plane) 483 484 #define for_each_new_intel_plane_in_state(__state, plane, new_plane_state, __i) \ 485 for ((__i) = 0; \ 486 (__i) < (__state)->base.dev->mode_config.num_total_plane && \ 487 ((plane) = to_intel_plane((__state)->base.planes[__i].ptr), \ 488 (new_plane_state) = to_intel_plane_state((__state)->base.planes[__i].new_state), 1); \ 489 (__i)++) \ 490 for_each_if(plane) 491 492 #define for_each_new_intel_crtc_in_state(__state, crtc, new_crtc_state, __i) \ 493 for ((__i) = 0; \ 494 (__i) < (__state)->base.dev->mode_config.num_crtc && \ 495 ((crtc) = to_intel_crtc((__state)->base.crtcs[__i].ptr), \ 496 (new_crtc_state) = to_intel_crtc_state((__state)->base.crtcs[__i].new_state), 1); \ 497 (__i)++) \ 498 for_each_if(crtc) 499 500 #define for_each_oldnew_intel_plane_in_state(__state, plane, old_plane_state, new_plane_state, __i) \ 501 for ((__i) = 0; \ 502 (__i) < (__state)->base.dev->mode_config.num_total_plane && \ 503 ((plane) = to_intel_plane((__state)->base.planes[__i].ptr), \ 504 (old_plane_state) = to_intel_plane_state((__state)->base.planes[__i].old_state), \ 505 (new_plane_state) = to_intel_plane_state((__state)->base.planes[__i].new_state), 1); \ 506 (__i)++) \ 507 for_each_if(plane) 508 509 #define for_each_oldnew_intel_crtc_in_state(__state, crtc, old_crtc_state, new_crtc_state, __i) \ 510 for ((__i) = 0; \ 511 (__i) < (__state)->base.dev->mode_config.num_crtc && \ 512 ((crtc) = to_intel_crtc((__state)->base.crtcs[__i].ptr), \ 513 (old_crtc_state) = to_intel_crtc_state((__state)->base.crtcs[__i].old_state), \ 514 (new_crtc_state) = to_intel_crtc_state((__state)->base.crtcs[__i].new_state), 1); \ 515 (__i)++) \ 516 for_each_if(crtc) 517 518 #define for_each_oldnew_intel_crtc_in_state_reverse(__state, crtc, old_crtc_state, new_crtc_state, __i) \ 519 for ((__i) = (__state)->base.dev->mode_config.num_crtc - 1; \ 520 (__i) >= 0 && \ 521 ((crtc) = to_intel_crtc((__state)->base.crtcs[__i].ptr), \ 522 (old_crtc_state) = to_intel_crtc_state((__state)->base.crtcs[__i].old_state), \ 523 (new_crtc_state) = to_intel_crtc_state((__state)->base.crtcs[__i].new_state), 1); \ 524 (__i)--) \ 525 for_each_if(crtc) 526 527 #define intel_atomic_crtc_state_for_each_plane_state( \ 528 plane, plane_state, \ 529 crtc_state) \ 530 for_each_intel_plane_mask(((crtc_state)->uapi.state->dev), (plane), \ 531 ((crtc_state)->uapi.plane_mask)) \ 532 for_each_if ((plane_state = \ 533 to_intel_plane_state(__drm_atomic_get_current_plane_state((crtc_state)->uapi.state, &plane->base)))) 534 535 #define for_each_new_intel_connector_in_state(__state, connector, new_connector_state, __i) \ 536 for ((__i) = 0; \ 537 (__i) < (__state)->base.num_connector; \ 538 (__i)++) \ 539 for_each_if ((__state)->base.connectors[__i].ptr && \ 540 ((connector) = to_intel_connector((__state)->base.connectors[__i].ptr), \ 541 (new_connector_state) = to_intel_digital_connector_state((__state)->base.connectors[__i].new_state), 1)) 542 543 int intel_atomic_add_affected_planes(struct intel_atomic_state *state, 544 struct intel_crtc *crtc); 545 u8 intel_calc_active_pipes(struct intel_atomic_state *state, 546 u8 active_pipes); 547 void intel_link_compute_m_n(u16 bpp, int nlanes, 548 int pixel_clock, int link_clock, 549 struct intel_link_m_n *m_n, 550 bool constant_n, bool fec_enable); 551 u32 intel_plane_fb_max_stride(struct drm_i915_private *dev_priv, 552 u32 pixel_format, u64 modifier); 553 enum drm_mode_status 554 intel_mode_valid_max_plane_size(struct drm_i915_private *dev_priv, 555 const struct drm_display_mode *mode, 556 bool bigjoiner); 557 enum phy intel_port_to_phy(struct drm_i915_private *i915, enum port port); 558 bool is_trans_port_sync_mode(const struct intel_crtc_state *state); 559 bool intel_crtc_is_bigjoiner_slave(const struct intel_crtc_state *crtc_state); 560 bool intel_crtc_is_bigjoiner_master(const struct intel_crtc_state *crtc_state); 561 u8 intel_crtc_bigjoiner_slave_pipes(const struct intel_crtc_state *crtc_state); 562 struct intel_crtc *intel_master_crtc(const struct intel_crtc_state *crtc_state); 563 bool intel_crtc_get_pipe_config(struct intel_crtc_state *crtc_state); 564 bool intel_pipe_config_compare(const struct intel_crtc_state *current_config, 565 const struct intel_crtc_state *pipe_config, 566 bool fastset); 567 void intel_crtc_update_active_timings(const struct intel_crtc_state *crtc_state); 568 569 void intel_plane_destroy(struct drm_plane *plane); 570 void i9xx_set_pipeconf(const struct intel_crtc_state *crtc_state); 571 void ilk_set_pipeconf(const struct intel_crtc_state *crtc_state); 572 void intel_enable_transcoder(const struct intel_crtc_state *new_crtc_state); 573 void intel_disable_transcoder(const struct intel_crtc_state *old_crtc_state); 574 void i830_enable_pipe(struct drm_i915_private *dev_priv, enum pipe pipe); 575 void i830_disable_pipe(struct drm_i915_private *dev_priv, enum pipe pipe); 576 int vlv_get_hpll_vco(struct drm_i915_private *dev_priv); 577 int vlv_get_cck_clock(struct drm_i915_private *dev_priv, 578 const char *name, u32 reg, int ref_freq); 579 int vlv_get_cck_clock_hpll(struct drm_i915_private *dev_priv, 580 const char *name, u32 reg); 581 void intel_init_display_hooks(struct drm_i915_private *dev_priv); 582 unsigned int intel_fb_xy_to_linear(int x, int y, 583 const struct intel_plane_state *state, 584 int plane); 585 void intel_add_fb_offsets(int *x, int *y, 586 const struct intel_plane_state *state, int plane); 587 unsigned int intel_rotation_info_size(const struct intel_rotation_info *rot_info); 588 unsigned int intel_remapped_info_size(const struct intel_remapped_info *rem_info); 589 bool intel_has_pending_fb_unpin(struct drm_i915_private *dev_priv); 590 int intel_display_suspend(struct drm_device *dev); 591 void intel_encoder_destroy(struct drm_encoder *encoder); 592 struct drm_display_mode * 593 intel_encoder_current_mode(struct intel_encoder *encoder); 594 void intel_encoder_get_config(struct intel_encoder *encoder, 595 struct intel_crtc_state *crtc_state); 596 bool intel_phy_is_combo(struct drm_i915_private *dev_priv, enum phy phy); 597 bool intel_phy_is_tc(struct drm_i915_private *dev_priv, enum phy phy); 598 bool intel_phy_is_snps(struct drm_i915_private *dev_priv, enum phy phy); 599 enum tc_port intel_port_to_tc(struct drm_i915_private *dev_priv, 600 enum port port); 601 int intel_get_pipe_from_crtc_id_ioctl(struct drm_device *dev, void *data, 602 struct drm_file *file_priv); 603 604 int ilk_get_lanes_required(int target_clock, int link_bw, int bpp); 605 void vlv_wait_port_ready(struct drm_i915_private *dev_priv, 606 struct intel_digital_port *dig_port, 607 unsigned int expected_mask); 608 int intel_get_load_detect_pipe(struct drm_connector *connector, 609 struct intel_load_detect_pipe *old, 610 struct drm_modeset_acquire_ctx *ctx); 611 void intel_release_load_detect_pipe(struct drm_connector *connector, 612 struct intel_load_detect_pipe *old, 613 struct drm_modeset_acquire_ctx *ctx); 614 struct drm_framebuffer * 615 intel_framebuffer_create(struct drm_i915_gem_object *obj, 616 struct drm_mode_fb_cmd2 *mode_cmd); 617 618 bool intel_fuzzy_clock_check(int clock1, int clock2); 619 620 void intel_display_prepare_reset(struct drm_i915_private *dev_priv); 621 void intel_display_finish_reset(struct drm_i915_private *dev_priv); 622 void intel_zero_m_n(struct intel_link_m_n *m_n); 623 void intel_set_m_n(struct drm_i915_private *i915, 624 const struct intel_link_m_n *m_n, 625 i915_reg_t data_m_reg, i915_reg_t data_n_reg, 626 i915_reg_t link_m_reg, i915_reg_t link_n_reg); 627 void intel_get_m_n(struct drm_i915_private *i915, 628 struct intel_link_m_n *m_n, 629 i915_reg_t data_m_reg, i915_reg_t data_n_reg, 630 i915_reg_t link_m_reg, i915_reg_t link_n_reg); 631 bool intel_cpu_transcoder_has_m2_n2(struct drm_i915_private *dev_priv, 632 enum transcoder transcoder); 633 void intel_cpu_transcoder_set_m1_n1(struct intel_crtc *crtc, 634 enum transcoder cpu_transcoder, 635 const struct intel_link_m_n *m_n); 636 void intel_cpu_transcoder_set_m2_n2(struct intel_crtc *crtc, 637 enum transcoder cpu_transcoder, 638 const struct intel_link_m_n *m_n); 639 void intel_cpu_transcoder_get_m1_n1(struct intel_crtc *crtc, 640 enum transcoder cpu_transcoder, 641 struct intel_link_m_n *m_n); 642 void intel_cpu_transcoder_get_m2_n2(struct intel_crtc *crtc, 643 enum transcoder cpu_transcoder, 644 struct intel_link_m_n *m_n); 645 void i9xx_crtc_clock_get(struct intel_crtc *crtc, 646 struct intel_crtc_state *pipe_config); 647 int intel_dotclock_calculate(int link_freq, const struct intel_link_m_n *m_n); 648 int intel_crtc_dotclock(const struct intel_crtc_state *pipe_config); 649 enum intel_display_power_domain intel_port_to_power_domain(struct intel_digital_port *dig_port); 650 enum intel_display_power_domain 651 intel_aux_power_domain(struct intel_digital_port *dig_port); 652 void intel_crtc_arm_fifo_underrun(struct intel_crtc *crtc, 653 struct intel_crtc_state *crtc_state); 654 void ilk_pfit_disable(const struct intel_crtc_state *old_crtc_state); 655 656 int bdw_get_pipemisc_bpp(struct intel_crtc *crtc); 657 unsigned int intel_plane_fence_y_offset(const struct intel_plane_state *plane_state); 658 659 bool intel_plane_uses_fence(const struct intel_plane_state *plane_state); 660 661 struct intel_encoder * 662 intel_get_crtc_new_encoder(const struct intel_atomic_state *state, 663 const struct intel_crtc_state *crtc_state); 664 void intel_plane_disable_noatomic(struct intel_crtc *crtc, 665 struct intel_plane *plane); 666 void intel_set_plane_visible(struct intel_crtc_state *crtc_state, 667 struct intel_plane_state *plane_state, 668 bool visible); 669 void intel_plane_fixup_bitmasks(struct intel_crtc_state *crtc_state); 670 671 void intel_display_driver_register(struct drm_i915_private *i915); 672 void intel_display_driver_unregister(struct drm_i915_private *i915); 673 674 void intel_update_watermarks(struct drm_i915_private *i915); 675 676 /* modesetting */ 677 bool intel_modeset_probe_defer(struct pci_dev *pdev); 678 void intel_modeset_init_hw(struct drm_i915_private *i915); 679 int intel_modeset_init_noirq(struct drm_i915_private *i915); 680 int intel_modeset_init_nogem(struct drm_i915_private *i915); 681 int intel_modeset_init(struct drm_i915_private *i915); 682 void intel_modeset_driver_remove(struct drm_i915_private *i915); 683 void intel_modeset_driver_remove_noirq(struct drm_i915_private *i915); 684 void intel_modeset_driver_remove_nogem(struct drm_i915_private *i915); 685 void intel_display_resume(struct drm_device *dev); 686 int intel_modeset_all_pipes(struct intel_atomic_state *state); 687 void intel_modeset_get_crtc_power_domains(struct intel_crtc_state *crtc_state, 688 struct intel_power_domain_mask *old_domains); 689 void intel_modeset_put_crtc_power_domains(struct intel_crtc *crtc, 690 struct intel_power_domain_mask *domains); 691 692 /* modesetting asserts */ 693 void assert_transcoder(struct drm_i915_private *dev_priv, 694 enum transcoder cpu_transcoder, bool state); 695 #define assert_transcoder_enabled(d, t) assert_transcoder(d, t, true) 696 #define assert_transcoder_disabled(d, t) assert_transcoder(d, t, false) 697 698 /* Use I915_STATE_WARN(x) and I915_STATE_WARN_ON() (rather than WARN() and 699 * WARN_ON()) for hw state sanity checks to check for unexpected conditions 700 * which may not necessarily be a user visible problem. This will either 701 * WARN() or DRM_ERROR() depending on the verbose_checks moduleparam, to 702 * enable distros and users to tailor their preferred amount of i915 abrt 703 * spam. 704 */ 705 #define I915_STATE_WARN(condition, format...) ({ \ 706 int __ret_warn_on = !!(condition); \ 707 if (unlikely(__ret_warn_on)) \ 708 if (!WARN(i915_modparams.verbose_state_checks, format)) \ 709 DRM_ERROR(format); \ 710 unlikely(__ret_warn_on); \ 711 }) 712 713 #define I915_STATE_WARN_ON(x) \ 714 I915_STATE_WARN((x), "%s", "WARN_ON(" __stringify(x) ")") 715 716 bool intel_scanout_needs_vtd_wa(struct drm_i915_private *i915); 717 718 #endif 719