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 enum link_m_n_set; 31 enum drm_scaling_filter; 32 struct dpll; 33 struct drm_connector; 34 struct drm_device; 35 struct drm_display_mode; 36 struct drm_encoder; 37 struct drm_file; 38 struct drm_format_info; 39 struct drm_framebuffer; 40 struct drm_i915_gem_object; 41 struct drm_i915_private; 42 struct drm_mode_fb_cmd2; 43 struct drm_modeset_acquire_ctx; 44 struct drm_plane; 45 struct drm_plane_state; 46 struct i915_address_space; 47 struct i915_ggtt_view; 48 struct intel_atomic_state; 49 struct intel_crtc; 50 struct intel_crtc_state; 51 struct intel_digital_port; 52 struct intel_dp; 53 struct intel_encoder; 54 struct intel_initial_plane_config; 55 struct intel_load_detect_pipe; 56 struct intel_plane; 57 struct intel_plane_state; 58 struct intel_remapped_info; 59 struct intel_rotation_info; 60 61 enum i915_gpio { 62 GPIOA, 63 GPIOB, 64 GPIOC, 65 GPIOD, 66 GPIOE, 67 GPIOF, 68 GPIOG, 69 GPIOH, 70 __GPIOI_UNUSED, 71 GPIOJ, 72 GPIOK, 73 GPIOL, 74 GPIOM, 75 GPION, 76 GPIOO, 77 }; 78 79 /* 80 * Keep the pipe enum values fixed: the code assumes that PIPE_A=0, the 81 * rest have consecutive values and match the enum values of transcoders 82 * with a 1:1 transcoder -> pipe mapping. 83 */ 84 enum pipe { 85 INVALID_PIPE = -1, 86 87 PIPE_A = 0, 88 PIPE_B, 89 PIPE_C, 90 PIPE_D, 91 _PIPE_EDP, 92 93 I915_MAX_PIPES = _PIPE_EDP 94 }; 95 96 #define pipe_name(p) ((p) + 'A') 97 98 enum transcoder { 99 INVALID_TRANSCODER = -1, 100 /* 101 * The following transcoders have a 1:1 transcoder -> pipe mapping, 102 * keep their values fixed: the code assumes that TRANSCODER_A=0, the 103 * rest have consecutive values and match the enum values of the pipes 104 * they map to. 105 */ 106 TRANSCODER_A = PIPE_A, 107 TRANSCODER_B = PIPE_B, 108 TRANSCODER_C = PIPE_C, 109 TRANSCODER_D = PIPE_D, 110 111 /* 112 * The following transcoders can map to any pipe, their enum value 113 * doesn't need to stay fixed. 114 */ 115 TRANSCODER_EDP, 116 TRANSCODER_DSI_0, 117 TRANSCODER_DSI_1, 118 TRANSCODER_DSI_A = TRANSCODER_DSI_0, /* legacy DSI */ 119 TRANSCODER_DSI_C = TRANSCODER_DSI_1, /* legacy DSI */ 120 121 I915_MAX_TRANSCODERS 122 }; 123 124 static inline const char *transcoder_name(enum transcoder transcoder) 125 { 126 switch (transcoder) { 127 case TRANSCODER_A: 128 return "A"; 129 case TRANSCODER_B: 130 return "B"; 131 case TRANSCODER_C: 132 return "C"; 133 case TRANSCODER_D: 134 return "D"; 135 case TRANSCODER_EDP: 136 return "EDP"; 137 case TRANSCODER_DSI_A: 138 return "DSI A"; 139 case TRANSCODER_DSI_C: 140 return "DSI C"; 141 default: 142 return "<invalid>"; 143 } 144 } 145 146 static inline bool transcoder_is_dsi(enum transcoder transcoder) 147 { 148 return transcoder == TRANSCODER_DSI_A || transcoder == TRANSCODER_DSI_C; 149 } 150 151 /* 152 * Global legacy plane identifier. Valid only for primary/sprite 153 * planes on pre-g4x, and only for primary planes on g4x-bdw. 154 */ 155 enum i9xx_plane_id { 156 PLANE_A, 157 PLANE_B, 158 PLANE_C, 159 }; 160 161 #define plane_name(p) ((p) + 'A') 162 #define sprite_name(p, s) ((p) * RUNTIME_INFO(dev_priv)->num_sprites[(p)] + (s) + 'A') 163 164 /* 165 * Per-pipe plane identifier. 166 * I915_MAX_PLANES in the enum below is the maximum (across all platforms) 167 * number of planes per CRTC. Not all platforms really have this many planes, 168 * which means some arrays of size I915_MAX_PLANES may have unused entries 169 * between the topmost sprite plane and the cursor plane. 170 * 171 * This is expected to be passed to various register macros 172 * (eg. PLANE_CTL(), PS_PLANE_SEL(), etc.) so adjust with care. 173 */ 174 enum plane_id { 175 PLANE_PRIMARY, 176 PLANE_SPRITE0, 177 PLANE_SPRITE1, 178 PLANE_SPRITE2, 179 PLANE_SPRITE3, 180 PLANE_SPRITE4, 181 PLANE_SPRITE5, 182 PLANE_CURSOR, 183 184 I915_MAX_PLANES, 185 }; 186 187 #define for_each_plane_id_on_crtc(__crtc, __p) \ 188 for ((__p) = PLANE_PRIMARY; (__p) < I915_MAX_PLANES; (__p)++) \ 189 for_each_if((__crtc)->plane_ids_mask & BIT(__p)) 190 191 #define for_each_dbuf_slice(__dev_priv, __slice) \ 192 for ((__slice) = DBUF_S1; (__slice) < I915_MAX_DBUF_SLICES; (__slice)++) \ 193 for_each_if(INTEL_INFO(__dev_priv)->dbuf.slice_mask & BIT(__slice)) 194 195 #define for_each_dbuf_slice_in_mask(__dev_priv, __slice, __mask) \ 196 for_each_dbuf_slice((__dev_priv), (__slice)) \ 197 for_each_if((__mask) & BIT(__slice)) 198 199 enum port { 200 PORT_NONE = -1, 201 202 PORT_A = 0, 203 PORT_B, 204 PORT_C, 205 PORT_D, 206 PORT_E, 207 PORT_F, 208 PORT_G, 209 PORT_H, 210 PORT_I, 211 212 /* tgl+ */ 213 PORT_TC1 = PORT_D, 214 PORT_TC2, 215 PORT_TC3, 216 PORT_TC4, 217 PORT_TC5, 218 PORT_TC6, 219 220 /* XE_LPD repositions D/E offsets and bitfields */ 221 PORT_D_XELPD = PORT_TC5, 222 PORT_E_XELPD, 223 224 I915_MAX_PORTS 225 }; 226 227 #define port_name(p) ((p) + 'A') 228 229 /* 230 * Ports identifier referenced from other drivers. 231 * Expected to remain stable over time 232 */ 233 static inline const char *port_identifier(enum port port) 234 { 235 switch (port) { 236 case PORT_A: 237 return "Port A"; 238 case PORT_B: 239 return "Port B"; 240 case PORT_C: 241 return "Port C"; 242 case PORT_D: 243 return "Port D"; 244 case PORT_E: 245 return "Port E"; 246 case PORT_F: 247 return "Port F"; 248 case PORT_G: 249 return "Port G"; 250 case PORT_H: 251 return "Port H"; 252 case PORT_I: 253 return "Port I"; 254 default: 255 return "<invalid>"; 256 } 257 } 258 259 enum tc_port { 260 TC_PORT_NONE = -1, 261 262 TC_PORT_1 = 0, 263 TC_PORT_2, 264 TC_PORT_3, 265 TC_PORT_4, 266 TC_PORT_5, 267 TC_PORT_6, 268 269 I915_MAX_TC_PORTS 270 }; 271 272 enum tc_port_mode { 273 TC_PORT_TBT_ALT, 274 TC_PORT_DP_ALT, 275 TC_PORT_LEGACY, 276 }; 277 278 enum dpio_channel { 279 DPIO_CH0, 280 DPIO_CH1 281 }; 282 283 enum dpio_phy { 284 DPIO_PHY0, 285 DPIO_PHY1, 286 DPIO_PHY2, 287 }; 288 289 enum aux_ch { 290 AUX_CH_A, 291 AUX_CH_B, 292 AUX_CH_C, 293 AUX_CH_D, 294 AUX_CH_E, /* ICL+ */ 295 AUX_CH_F, 296 AUX_CH_G, 297 AUX_CH_H, 298 AUX_CH_I, 299 300 /* tgl+ */ 301 AUX_CH_USBC1 = AUX_CH_D, 302 AUX_CH_USBC2, 303 AUX_CH_USBC3, 304 AUX_CH_USBC4, 305 AUX_CH_USBC5, 306 AUX_CH_USBC6, 307 308 /* XE_LPD repositions D/E offsets and bitfields */ 309 AUX_CH_D_XELPD = AUX_CH_USBC5, 310 AUX_CH_E_XELPD, 311 }; 312 313 #define aux_ch_name(a) ((a) + 'A') 314 315 /* Used by dp and fdi links */ 316 struct intel_link_m_n { 317 u32 tu; 318 u32 gmch_m; 319 u32 gmch_n; 320 u32 link_m; 321 u32 link_n; 322 }; 323 324 enum phy { 325 PHY_NONE = -1, 326 327 PHY_A = 0, 328 PHY_B, 329 PHY_C, 330 PHY_D, 331 PHY_E, 332 PHY_F, 333 PHY_G, 334 PHY_H, 335 PHY_I, 336 337 I915_MAX_PHYS 338 }; 339 340 #define phy_name(a) ((a) + 'A') 341 342 enum phy_fia { 343 FIA1, 344 FIA2, 345 FIA3, 346 }; 347 348 #define for_each_pipe(__dev_priv, __p) \ 349 for ((__p) = 0; (__p) < I915_MAX_PIPES; (__p)++) \ 350 for_each_if(INTEL_INFO(__dev_priv)->pipe_mask & BIT(__p)) 351 352 #define for_each_pipe_masked(__dev_priv, __p, __mask) \ 353 for_each_pipe(__dev_priv, __p) \ 354 for_each_if((__mask) & BIT(__p)) 355 356 #define for_each_cpu_transcoder(__dev_priv, __t) \ 357 for ((__t) = 0; (__t) < I915_MAX_TRANSCODERS; (__t)++) \ 358 for_each_if (INTEL_INFO(__dev_priv)->cpu_transcoder_mask & BIT(__t)) 359 360 #define for_each_cpu_transcoder_masked(__dev_priv, __t, __mask) \ 361 for_each_cpu_transcoder(__dev_priv, __t) \ 362 for_each_if ((__mask) & BIT(__t)) 363 364 #define for_each_sprite(__dev_priv, __p, __s) \ 365 for ((__s) = 0; \ 366 (__s) < RUNTIME_INFO(__dev_priv)->num_sprites[(__p)]; \ 367 (__s)++) 368 369 #define for_each_port(__port) \ 370 for ((__port) = PORT_A; (__port) < I915_MAX_PORTS; (__port)++) 371 372 #define for_each_port_masked(__port, __ports_mask) \ 373 for_each_port(__port) \ 374 for_each_if((__ports_mask) & BIT(__port)) 375 376 #define for_each_phy_masked(__phy, __phys_mask) \ 377 for ((__phy) = PHY_A; (__phy) < I915_MAX_PHYS; (__phy)++) \ 378 for_each_if((__phys_mask) & BIT(__phy)) 379 380 #define for_each_crtc(dev, crtc) \ 381 list_for_each_entry(crtc, &(dev)->mode_config.crtc_list, head) 382 383 #define for_each_intel_plane(dev, intel_plane) \ 384 list_for_each_entry(intel_plane, \ 385 &(dev)->mode_config.plane_list, \ 386 base.head) 387 388 #define for_each_intel_plane_mask(dev, intel_plane, plane_mask) \ 389 list_for_each_entry(intel_plane, \ 390 &(dev)->mode_config.plane_list, \ 391 base.head) \ 392 for_each_if((plane_mask) & \ 393 drm_plane_mask(&intel_plane->base)) 394 395 #define for_each_intel_plane_on_crtc(dev, intel_crtc, intel_plane) \ 396 list_for_each_entry(intel_plane, \ 397 &(dev)->mode_config.plane_list, \ 398 base.head) \ 399 for_each_if((intel_plane)->pipe == (intel_crtc)->pipe) 400 401 #define for_each_intel_crtc(dev, intel_crtc) \ 402 list_for_each_entry(intel_crtc, \ 403 &(dev)->mode_config.crtc_list, \ 404 base.head) 405 406 #define for_each_intel_crtc_mask(dev, intel_crtc, crtc_mask) \ 407 list_for_each_entry(intel_crtc, \ 408 &(dev)->mode_config.crtc_list, \ 409 base.head) \ 410 for_each_if((crtc_mask) & drm_crtc_mask(&intel_crtc->base)) 411 412 #define for_each_intel_encoder(dev, intel_encoder) \ 413 list_for_each_entry(intel_encoder, \ 414 &(dev)->mode_config.encoder_list, \ 415 base.head) 416 417 #define for_each_intel_encoder_mask(dev, intel_encoder, encoder_mask) \ 418 list_for_each_entry(intel_encoder, \ 419 &(dev)->mode_config.encoder_list, \ 420 base.head) \ 421 for_each_if((encoder_mask) & \ 422 drm_encoder_mask(&intel_encoder->base)) 423 424 #define for_each_intel_encoder_mask_with_psr(dev, intel_encoder, encoder_mask) \ 425 list_for_each_entry((intel_encoder), &(dev)->mode_config.encoder_list, base.head) \ 426 for_each_if(((encoder_mask) & drm_encoder_mask(&(intel_encoder)->base)) && \ 427 intel_encoder_can_psr(intel_encoder)) 428 429 #define for_each_intel_dp(dev, intel_encoder) \ 430 for_each_intel_encoder(dev, intel_encoder) \ 431 for_each_if(intel_encoder_is_dp(intel_encoder)) 432 433 #define for_each_intel_encoder_with_psr(dev, intel_encoder) \ 434 for_each_intel_encoder((dev), (intel_encoder)) \ 435 for_each_if(intel_encoder_can_psr(intel_encoder)) 436 437 #define for_each_intel_connector_iter(intel_connector, iter) \ 438 while ((intel_connector = to_intel_connector(drm_connector_list_iter_next(iter)))) 439 440 #define for_each_encoder_on_crtc(dev, __crtc, intel_encoder) \ 441 list_for_each_entry((intel_encoder), &(dev)->mode_config.encoder_list, base.head) \ 442 for_each_if((intel_encoder)->base.crtc == (__crtc)) 443 444 #define for_each_connector_on_encoder(dev, __encoder, intel_connector) \ 445 list_for_each_entry((intel_connector), &(dev)->mode_config.connector_list, base.head) \ 446 for_each_if((intel_connector)->base.encoder == (__encoder)) 447 448 #define for_each_old_intel_plane_in_state(__state, plane, old_plane_state, __i) \ 449 for ((__i) = 0; \ 450 (__i) < (__state)->base.dev->mode_config.num_total_plane && \ 451 ((plane) = to_intel_plane((__state)->base.planes[__i].ptr), \ 452 (old_plane_state) = to_intel_plane_state((__state)->base.planes[__i].old_state), 1); \ 453 (__i)++) \ 454 for_each_if(plane) 455 456 #define for_each_new_intel_plane_in_state(__state, plane, new_plane_state, __i) \ 457 for ((__i) = 0; \ 458 (__i) < (__state)->base.dev->mode_config.num_total_plane && \ 459 ((plane) = to_intel_plane((__state)->base.planes[__i].ptr), \ 460 (new_plane_state) = to_intel_plane_state((__state)->base.planes[__i].new_state), 1); \ 461 (__i)++) \ 462 for_each_if(plane) 463 464 #define for_each_new_intel_crtc_in_state(__state, crtc, new_crtc_state, __i) \ 465 for ((__i) = 0; \ 466 (__i) < (__state)->base.dev->mode_config.num_crtc && \ 467 ((crtc) = to_intel_crtc((__state)->base.crtcs[__i].ptr), \ 468 (new_crtc_state) = to_intel_crtc_state((__state)->base.crtcs[__i].new_state), 1); \ 469 (__i)++) \ 470 for_each_if(crtc) 471 472 #define for_each_oldnew_intel_plane_in_state(__state, plane, old_plane_state, new_plane_state, __i) \ 473 for ((__i) = 0; \ 474 (__i) < (__state)->base.dev->mode_config.num_total_plane && \ 475 ((plane) = to_intel_plane((__state)->base.planes[__i].ptr), \ 476 (old_plane_state) = to_intel_plane_state((__state)->base.planes[__i].old_state), \ 477 (new_plane_state) = to_intel_plane_state((__state)->base.planes[__i].new_state), 1); \ 478 (__i)++) \ 479 for_each_if(plane) 480 481 #define for_each_oldnew_intel_crtc_in_state(__state, crtc, old_crtc_state, new_crtc_state, __i) \ 482 for ((__i) = 0; \ 483 (__i) < (__state)->base.dev->mode_config.num_crtc && \ 484 ((crtc) = to_intel_crtc((__state)->base.crtcs[__i].ptr), \ 485 (old_crtc_state) = to_intel_crtc_state((__state)->base.crtcs[__i].old_state), \ 486 (new_crtc_state) = to_intel_crtc_state((__state)->base.crtcs[__i].new_state), 1); \ 487 (__i)++) \ 488 for_each_if(crtc) 489 490 #define for_each_oldnew_intel_crtc_in_state_reverse(__state, crtc, old_crtc_state, new_crtc_state, __i) \ 491 for ((__i) = (__state)->base.dev->mode_config.num_crtc - 1; \ 492 (__i) >= 0 && \ 493 ((crtc) = to_intel_crtc((__state)->base.crtcs[__i].ptr), \ 494 (old_crtc_state) = to_intel_crtc_state((__state)->base.crtcs[__i].old_state), \ 495 (new_crtc_state) = to_intel_crtc_state((__state)->base.crtcs[__i].new_state), 1); \ 496 (__i)--) \ 497 for_each_if(crtc) 498 499 #define intel_atomic_crtc_state_for_each_plane_state( \ 500 plane, plane_state, \ 501 crtc_state) \ 502 for_each_intel_plane_mask(((crtc_state)->uapi.state->dev), (plane), \ 503 ((crtc_state)->uapi.plane_mask)) \ 504 for_each_if ((plane_state = \ 505 to_intel_plane_state(__drm_atomic_get_current_plane_state((crtc_state)->uapi.state, &plane->base)))) 506 507 #define for_each_new_intel_connector_in_state(__state, connector, new_connector_state, __i) \ 508 for ((__i) = 0; \ 509 (__i) < (__state)->base.num_connector; \ 510 (__i)++) \ 511 for_each_if ((__state)->base.connectors[__i].ptr && \ 512 ((connector) = to_intel_connector((__state)->base.connectors[__i].ptr), \ 513 (new_connector_state) = to_intel_digital_connector_state((__state)->base.connectors[__i].new_state), 1)) 514 515 int intel_atomic_add_affected_planes(struct intel_atomic_state *state, 516 struct intel_crtc *crtc); 517 u8 intel_calc_active_pipes(struct intel_atomic_state *state, 518 u8 active_pipes); 519 void intel_link_compute_m_n(u16 bpp, int nlanes, 520 int pixel_clock, int link_clock, 521 struct intel_link_m_n *m_n, 522 bool constant_n, bool fec_enable); 523 void lpt_disable_clkout_dp(struct drm_i915_private *dev_priv); 524 u32 intel_plane_fb_max_stride(struct drm_i915_private *dev_priv, 525 u32 pixel_format, u64 modifier); 526 enum drm_mode_status 527 intel_mode_valid_max_plane_size(struct drm_i915_private *dev_priv, 528 const struct drm_display_mode *mode, 529 bool bigjoiner); 530 enum phy intel_port_to_phy(struct drm_i915_private *i915, enum port port); 531 bool is_trans_port_sync_mode(const struct intel_crtc_state *state); 532 533 void intel_plane_destroy(struct drm_plane *plane); 534 void intel_enable_pipe(const struct intel_crtc_state *new_crtc_state); 535 void intel_disable_pipe(const struct intel_crtc_state *old_crtc_state); 536 void i830_enable_pipe(struct drm_i915_private *dev_priv, enum pipe pipe); 537 void i830_disable_pipe(struct drm_i915_private *dev_priv, enum pipe pipe); 538 enum pipe intel_crtc_pch_transcoder(struct intel_crtc *crtc); 539 int vlv_get_hpll_vco(struct drm_i915_private *dev_priv); 540 int vlv_get_cck_clock(struct drm_i915_private *dev_priv, 541 const char *name, u32 reg, int ref_freq); 542 int vlv_get_cck_clock_hpll(struct drm_i915_private *dev_priv, 543 const char *name, u32 reg); 544 void lpt_pch_enable(const struct intel_crtc_state *crtc_state); 545 void lpt_disable_pch_transcoder(struct drm_i915_private *dev_priv); 546 void lpt_disable_iclkip(struct drm_i915_private *dev_priv); 547 void intel_init_display_hooks(struct drm_i915_private *dev_priv); 548 unsigned int intel_fb_xy_to_linear(int x, int y, 549 const struct intel_plane_state *state, 550 int plane); 551 unsigned int intel_fb_align_height(const struct drm_framebuffer *fb, 552 int color_plane, unsigned int height); 553 void intel_add_fb_offsets(int *x, int *y, 554 const struct intel_plane_state *state, int plane); 555 unsigned int intel_rotation_info_size(const struct intel_rotation_info *rot_info); 556 unsigned int intel_remapped_info_size(const struct intel_remapped_info *rem_info); 557 bool intel_has_pending_fb_unpin(struct drm_i915_private *dev_priv); 558 int intel_display_suspend(struct drm_device *dev); 559 void intel_encoder_destroy(struct drm_encoder *encoder); 560 struct drm_display_mode * 561 intel_encoder_current_mode(struct intel_encoder *encoder); 562 bool intel_phy_is_combo(struct drm_i915_private *dev_priv, enum phy phy); 563 bool intel_phy_is_tc(struct drm_i915_private *dev_priv, enum phy phy); 564 bool intel_phy_is_snps(struct drm_i915_private *dev_priv, enum phy phy); 565 enum tc_port intel_port_to_tc(struct drm_i915_private *dev_priv, 566 enum port port); 567 int intel_get_pipe_from_crtc_id_ioctl(struct drm_device *dev, void *data, 568 struct drm_file *file_priv); 569 570 int ilk_get_lanes_required(int target_clock, int link_bw, int bpp); 571 void vlv_wait_port_ready(struct drm_i915_private *dev_priv, 572 struct intel_digital_port *dig_port, 573 unsigned int expected_mask); 574 int intel_get_load_detect_pipe(struct drm_connector *connector, 575 struct intel_load_detect_pipe *old, 576 struct drm_modeset_acquire_ctx *ctx); 577 void intel_release_load_detect_pipe(struct drm_connector *connector, 578 struct intel_load_detect_pipe *old, 579 struct drm_modeset_acquire_ctx *ctx); 580 struct i915_vma * 581 intel_pin_and_fence_fb_obj(struct drm_framebuffer *fb, bool phys_cursor, 582 const struct i915_ggtt_view *view, 583 bool uses_fence, 584 unsigned long *out_flags); 585 void intel_unpin_fb_vma(struct i915_vma *vma, unsigned long flags); 586 struct drm_framebuffer * 587 intel_framebuffer_create(struct drm_i915_gem_object *obj, 588 struct drm_mode_fb_cmd2 *mode_cmd); 589 int intel_prepare_plane_fb(struct drm_plane *plane, 590 struct drm_plane_state *new_state); 591 void intel_cleanup_plane_fb(struct drm_plane *plane, 592 struct drm_plane_state *old_state); 593 594 void assert_pch_transcoder_disabled(struct drm_i915_private *dev_priv, 595 enum pipe pipe); 596 597 int lpt_get_iclkip(struct drm_i915_private *dev_priv); 598 bool intel_fuzzy_clock_check(int clock1, int clock2); 599 600 void intel_display_prepare_reset(struct drm_i915_private *dev_priv); 601 void intel_display_finish_reset(struct drm_i915_private *dev_priv); 602 void intel_dp_get_m_n(struct intel_crtc *crtc, 603 struct intel_crtc_state *pipe_config); 604 void intel_dp_set_m_n(const struct intel_crtc_state *crtc_state, 605 enum link_m_n_set m_n); 606 int intel_dotclock_calculate(int link_freq, const struct intel_link_m_n *m_n); 607 608 bool hsw_crtc_state_ips_capable(const struct intel_crtc_state *crtc_state); 609 void hsw_enable_ips(const struct intel_crtc_state *crtc_state); 610 void hsw_disable_ips(const struct intel_crtc_state *crtc_state); 611 enum intel_display_power_domain intel_port_to_power_domain(enum port port); 612 enum intel_display_power_domain 613 intel_aux_power_domain(struct intel_digital_port *dig_port); 614 enum intel_display_power_domain 615 intel_legacy_aux_to_power_domain(enum aux_ch aux_ch); 616 void intel_crtc_arm_fifo_underrun(struct intel_crtc *crtc, 617 struct intel_crtc_state *crtc_state); 618 void ilk_pfit_disable(const struct intel_crtc_state *old_crtc_state); 619 620 int bdw_get_pipemisc_bpp(struct intel_crtc *crtc); 621 unsigned int intel_plane_fence_y_offset(const struct intel_plane_state *plane_state); 622 623 bool 624 intel_format_info_is_yuv_semiplanar(const struct drm_format_info *info, 625 u64 modifier); 626 627 int intel_plane_pin_fb(struct intel_plane_state *plane_state); 628 void intel_plane_unpin_fb(struct intel_plane_state *old_plane_state); 629 struct intel_encoder * 630 intel_get_crtc_new_encoder(const struct intel_atomic_state *state, 631 const struct intel_crtc_state *crtc_state); 632 633 unsigned int intel_surf_alignment(const struct drm_framebuffer *fb, 634 int color_plane); 635 unsigned int intel_tile_width_bytes(const struct drm_framebuffer *fb, int color_plane); 636 637 void intel_display_driver_register(struct drm_i915_private *i915); 638 void intel_display_driver_unregister(struct drm_i915_private *i915); 639 640 /* modesetting */ 641 void intel_modeset_init_hw(struct drm_i915_private *i915); 642 int intel_modeset_init_noirq(struct drm_i915_private *i915); 643 int intel_modeset_init_nogem(struct drm_i915_private *i915); 644 int intel_modeset_init(struct drm_i915_private *i915); 645 void intel_modeset_driver_remove(struct drm_i915_private *i915); 646 void intel_modeset_driver_remove_noirq(struct drm_i915_private *i915); 647 void intel_modeset_driver_remove_nogem(struct drm_i915_private *i915); 648 void intel_display_resume(struct drm_device *dev); 649 void intel_init_pch_refclk(struct drm_i915_private *dev_priv); 650 int intel_modeset_all_pipes(struct intel_atomic_state *state); 651 652 /* modesetting asserts */ 653 void assert_panel_unlocked(struct drm_i915_private *dev_priv, 654 enum pipe pipe); 655 void assert_pll(struct drm_i915_private *dev_priv, 656 enum pipe pipe, bool state); 657 #define assert_pll_enabled(d, p) assert_pll(d, p, true) 658 #define assert_pll_disabled(d, p) assert_pll(d, p, false) 659 void assert_dsi_pll(struct drm_i915_private *dev_priv, bool state); 660 #define assert_dsi_pll_enabled(d) assert_dsi_pll(d, true) 661 #define assert_dsi_pll_disabled(d) assert_dsi_pll(d, false) 662 void assert_fdi_rx_pll(struct drm_i915_private *dev_priv, 663 enum pipe pipe, bool state); 664 #define assert_fdi_rx_pll_enabled(d, p) assert_fdi_rx_pll(d, p, true) 665 #define assert_fdi_rx_pll_disabled(d, p) assert_fdi_rx_pll(d, p, false) 666 void assert_pipe(struct drm_i915_private *dev_priv, 667 enum transcoder cpu_transcoder, bool state); 668 #define assert_pipe_enabled(d, t) assert_pipe(d, t, true) 669 #define assert_pipe_disabled(d, t) assert_pipe(d, t, false) 670 671 /* Use I915_STATE_WARN(x) and I915_STATE_WARN_ON() (rather than WARN() and 672 * WARN_ON()) for hw state sanity checks to check for unexpected conditions 673 * which may not necessarily be a user visible problem. This will either 674 * WARN() or DRM_ERROR() depending on the verbose_checks moduleparam, to 675 * enable distros and users to tailor their preferred amount of i915 abrt 676 * spam. 677 */ 678 #define I915_STATE_WARN(condition, format...) ({ \ 679 int __ret_warn_on = !!(condition); \ 680 if (unlikely(__ret_warn_on)) \ 681 if (!WARN(i915_modparams.verbose_state_checks, format)) \ 682 DRM_ERROR(format); \ 683 unlikely(__ret_warn_on); \ 684 }) 685 686 #define I915_STATE_WARN_ON(x) \ 687 I915_STATE_WARN((x), "%s", "WARN_ON(" __stringify(x) ")") 688 689 #endif 690