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 #include "intel_display_limits.h" 32 33 enum drm_scaling_filter; 34 struct dpll; 35 struct drm_atomic_state; 36 struct drm_connector; 37 struct drm_device; 38 struct drm_display_mode; 39 struct drm_encoder; 40 struct drm_file; 41 struct drm_format_info; 42 struct drm_framebuffer; 43 struct drm_i915_gem_object; 44 struct drm_i915_private; 45 struct drm_mode_fb_cmd2; 46 struct drm_modeset_acquire_ctx; 47 struct drm_plane; 48 struct drm_plane_state; 49 struct i915_address_space; 50 struct i915_gtt_view; 51 struct intel_atomic_state; 52 struct intel_crtc; 53 struct intel_crtc_state; 54 struct intel_digital_port; 55 struct intel_dp; 56 struct intel_encoder; 57 struct intel_initial_plane_config; 58 struct intel_link_m_n; 59 struct intel_plane; 60 struct intel_plane_state; 61 struct intel_power_domain_mask; 62 struct intel_remapped_info; 63 struct intel_rotation_info; 64 struct pci_dev; 65 struct work_struct; 66 67 68 #define pipe_name(p) ((p) + 'A') 69 transcoder_name(enum transcoder transcoder)70 static inline const char *transcoder_name(enum transcoder transcoder) 71 { 72 switch (transcoder) { 73 case TRANSCODER_A: 74 return "A"; 75 case TRANSCODER_B: 76 return "B"; 77 case TRANSCODER_C: 78 return "C"; 79 case TRANSCODER_D: 80 return "D"; 81 case TRANSCODER_EDP: 82 return "EDP"; 83 case TRANSCODER_DSI_A: 84 return "DSI A"; 85 case TRANSCODER_DSI_C: 86 return "DSI C"; 87 default: 88 return "<invalid>"; 89 } 90 } 91 transcoder_is_dsi(enum transcoder transcoder)92 static inline bool transcoder_is_dsi(enum transcoder transcoder) 93 { 94 return transcoder == TRANSCODER_DSI_A || transcoder == TRANSCODER_DSI_C; 95 } 96 97 /* 98 * Global legacy plane identifier. Valid only for primary/sprite 99 * planes on pre-g4x, and only for primary planes on g4x-bdw. 100 */ 101 enum i9xx_plane_id { 102 PLANE_A, 103 PLANE_B, 104 PLANE_C, 105 }; 106 107 #define plane_name(p) ((p) + 'A') 108 109 #define for_each_plane_id_on_crtc(__crtc, __p) \ 110 for ((__p) = PLANE_PRIMARY; (__p) < I915_MAX_PLANES; (__p)++) \ 111 for_each_if((__crtc)->plane_ids_mask & BIT(__p)) 112 113 #define for_each_dbuf_slice(__dev_priv, __slice) \ 114 for ((__slice) = DBUF_S1; (__slice) < I915_MAX_DBUF_SLICES; (__slice)++) \ 115 for_each_if(DISPLAY_INFO(__dev_priv)->dbuf.slice_mask & BIT(__slice)) 116 117 #define for_each_dbuf_slice_in_mask(__dev_priv, __slice, __mask) \ 118 for_each_dbuf_slice((__dev_priv), (__slice)) \ 119 for_each_if((__mask) & BIT(__slice)) 120 121 #define port_name(p) ((p) + 'A') 122 123 /* 124 * Ports identifier referenced from other drivers. 125 * Expected to remain stable over time 126 */ port_identifier(enum port port)127 static inline const char *port_identifier(enum port port) 128 { 129 switch (port) { 130 case PORT_A: 131 return "Port A"; 132 case PORT_B: 133 return "Port B"; 134 case PORT_C: 135 return "Port C"; 136 case PORT_D: 137 return "Port D"; 138 case PORT_E: 139 return "Port E"; 140 case PORT_F: 141 return "Port F"; 142 case PORT_G: 143 return "Port G"; 144 case PORT_H: 145 return "Port H"; 146 case PORT_I: 147 return "Port I"; 148 default: 149 return "<invalid>"; 150 } 151 } 152 153 enum tc_port { 154 TC_PORT_NONE = -1, 155 156 TC_PORT_1 = 0, 157 TC_PORT_2, 158 TC_PORT_3, 159 TC_PORT_4, 160 TC_PORT_5, 161 TC_PORT_6, 162 163 I915_MAX_TC_PORTS 164 }; 165 166 enum aux_ch { 167 AUX_CH_NONE = -1, 168 169 AUX_CH_A, 170 AUX_CH_B, 171 AUX_CH_C, 172 AUX_CH_D, 173 AUX_CH_E, /* ICL+ */ 174 AUX_CH_F, 175 AUX_CH_G, 176 AUX_CH_H, 177 AUX_CH_I, 178 179 /* tgl+ */ 180 AUX_CH_USBC1 = AUX_CH_D, 181 AUX_CH_USBC2, 182 AUX_CH_USBC3, 183 AUX_CH_USBC4, 184 AUX_CH_USBC5, 185 AUX_CH_USBC6, 186 187 /* XE_LPD repositions D/E offsets and bitfields */ 188 AUX_CH_D_XELPD = AUX_CH_USBC5, 189 AUX_CH_E_XELPD, 190 }; 191 192 enum phy { 193 PHY_NONE = -1, 194 195 PHY_A = 0, 196 PHY_B, 197 PHY_C, 198 PHY_D, 199 PHY_E, 200 PHY_F, 201 PHY_G, 202 PHY_H, 203 PHY_I, 204 205 I915_MAX_PHYS 206 }; 207 208 #define phy_name(a) ((a) + 'A') 209 210 enum phy_fia { 211 FIA1, 212 FIA2, 213 FIA3, 214 }; 215 216 #define for_each_hpd_pin(__pin) \ 217 for ((__pin) = (HPD_NONE + 1); (__pin) < HPD_NUM_PINS; (__pin)++) 218 219 #define for_each_pipe(__dev_priv, __p) \ 220 for ((__p) = 0; (__p) < I915_MAX_PIPES; (__p)++) \ 221 for_each_if(DISPLAY_RUNTIME_INFO(__dev_priv)->pipe_mask & BIT(__p)) 222 223 #define for_each_pipe_masked(__dev_priv, __p, __mask) \ 224 for_each_pipe(__dev_priv, __p) \ 225 for_each_if((__mask) & BIT(__p)) 226 227 #define for_each_cpu_transcoder(__dev_priv, __t) \ 228 for ((__t) = 0; (__t) < I915_MAX_TRANSCODERS; (__t)++) \ 229 for_each_if (DISPLAY_RUNTIME_INFO(__dev_priv)->cpu_transcoder_mask & BIT(__t)) 230 231 #define for_each_cpu_transcoder_masked(__dev_priv, __t, __mask) \ 232 for_each_cpu_transcoder(__dev_priv, __t) \ 233 for_each_if ((__mask) & BIT(__t)) 234 235 #define for_each_sprite(__dev_priv, __p, __s) \ 236 for ((__s) = 0; \ 237 (__s) < DISPLAY_RUNTIME_INFO(__dev_priv)->num_sprites[(__p)]; \ 238 (__s)++) 239 240 #define for_each_port(__port) \ 241 for ((__port) = PORT_A; (__port) < I915_MAX_PORTS; (__port)++) 242 243 #define for_each_port_masked(__port, __ports_mask) \ 244 for_each_port(__port) \ 245 for_each_if((__ports_mask) & BIT(__port)) 246 247 #define for_each_phy_masked(__phy, __phys_mask) \ 248 for ((__phy) = PHY_A; (__phy) < I915_MAX_PHYS; (__phy)++) \ 249 for_each_if((__phys_mask) & BIT(__phy)) 250 251 #define for_each_crtc(dev, crtc) \ 252 list_for_each_entry(crtc, &(dev)->mode_config.crtc_list, head) 253 254 #define for_each_intel_plane(dev, intel_plane) \ 255 list_for_each_entry(intel_plane, \ 256 &(dev)->mode_config.plane_list, \ 257 base.head) 258 259 #define for_each_intel_plane_mask(dev, intel_plane, plane_mask) \ 260 list_for_each_entry(intel_plane, \ 261 &(dev)->mode_config.plane_list, \ 262 base.head) \ 263 for_each_if((plane_mask) & \ 264 drm_plane_mask(&intel_plane->base)) 265 266 #define for_each_intel_plane_on_crtc(dev, intel_crtc, intel_plane) \ 267 list_for_each_entry(intel_plane, \ 268 &(dev)->mode_config.plane_list, \ 269 base.head) \ 270 for_each_if((intel_plane)->pipe == (intel_crtc)->pipe) 271 272 #define for_each_intel_crtc(dev, intel_crtc) \ 273 list_for_each_entry(intel_crtc, \ 274 &(dev)->mode_config.crtc_list, \ 275 base.head) 276 277 #define for_each_intel_crtc_in_pipe_mask(dev, intel_crtc, pipe_mask) \ 278 list_for_each_entry(intel_crtc, \ 279 &(dev)->mode_config.crtc_list, \ 280 base.head) \ 281 for_each_if((pipe_mask) & BIT(intel_crtc->pipe)) 282 283 #define for_each_intel_crtc_in_pipe_mask_reverse(dev, intel_crtc, pipe_mask) \ 284 list_for_each_entry_reverse((intel_crtc), \ 285 &(dev)->mode_config.crtc_list, \ 286 base.head) \ 287 for_each_if((pipe_mask) & BIT((intel_crtc)->pipe)) 288 289 #define for_each_intel_encoder(dev, intel_encoder) \ 290 list_for_each_entry(intel_encoder, \ 291 &(dev)->mode_config.encoder_list, \ 292 base.head) 293 294 #define for_each_intel_encoder_mask(dev, intel_encoder, encoder_mask) \ 295 list_for_each_entry(intel_encoder, \ 296 &(dev)->mode_config.encoder_list, \ 297 base.head) \ 298 for_each_if((encoder_mask) & \ 299 drm_encoder_mask(&intel_encoder->base)) 300 301 #define for_each_intel_encoder_mask_with_psr(dev, intel_encoder, encoder_mask) \ 302 list_for_each_entry((intel_encoder), &(dev)->mode_config.encoder_list, base.head) \ 303 for_each_if(((encoder_mask) & drm_encoder_mask(&(intel_encoder)->base)) && \ 304 intel_encoder_can_psr(intel_encoder)) 305 306 #define for_each_intel_dp(dev, intel_encoder) \ 307 for_each_intel_encoder(dev, intel_encoder) \ 308 for_each_if(intel_encoder_is_dp(intel_encoder)) 309 310 #define for_each_intel_encoder_with_psr(dev, intel_encoder) \ 311 for_each_intel_encoder((dev), (intel_encoder)) \ 312 for_each_if(intel_encoder_can_psr(intel_encoder)) 313 314 #define for_each_intel_connector_iter(intel_connector, iter) \ 315 while ((intel_connector = to_intel_connector(drm_connector_list_iter_next(iter)))) 316 317 #define for_each_encoder_on_crtc(dev, __crtc, intel_encoder) \ 318 list_for_each_entry((intel_encoder), &(dev)->mode_config.encoder_list, base.head) \ 319 for_each_if((intel_encoder)->base.crtc == (__crtc)) 320 321 #define for_each_old_intel_plane_in_state(__state, plane, old_plane_state, __i) \ 322 for ((__i) = 0; \ 323 (__i) < (__state)->base.dev->mode_config.num_total_plane && \ 324 ((plane) = to_intel_plane((__state)->base.planes[__i].ptr), \ 325 (old_plane_state) = to_intel_plane_state((__state)->base.planes[__i].old_state), 1); \ 326 (__i)++) \ 327 for_each_if(plane) 328 329 #define for_each_old_intel_crtc_in_state(__state, crtc, old_crtc_state, __i) \ 330 for ((__i) = 0; \ 331 (__i) < (__state)->base.dev->mode_config.num_crtc && \ 332 ((crtc) = to_intel_crtc((__state)->base.crtcs[__i].ptr), \ 333 (old_crtc_state) = to_intel_crtc_state((__state)->base.crtcs[__i].old_state), 1); \ 334 (__i)++) \ 335 for_each_if(crtc) 336 337 #define for_each_new_intel_plane_in_state(__state, plane, new_plane_state, __i) \ 338 for ((__i) = 0; \ 339 (__i) < (__state)->base.dev->mode_config.num_total_plane && \ 340 ((plane) = to_intel_plane((__state)->base.planes[__i].ptr), \ 341 (new_plane_state) = to_intel_plane_state((__state)->base.planes[__i].new_state), 1); \ 342 (__i)++) \ 343 for_each_if(plane) 344 345 #define for_each_new_intel_crtc_in_state(__state, crtc, new_crtc_state, __i) \ 346 for ((__i) = 0; \ 347 (__i) < (__state)->base.dev->mode_config.num_crtc && \ 348 ((crtc) = to_intel_crtc((__state)->base.crtcs[__i].ptr), \ 349 (new_crtc_state) = to_intel_crtc_state((__state)->base.crtcs[__i].new_state), 1); \ 350 (__i)++) \ 351 for_each_if(crtc) 352 353 #define for_each_new_intel_crtc_in_state_reverse(__state, crtc, new_crtc_state, __i) \ 354 for ((__i) = (__state)->base.dev->mode_config.num_crtc - 1; \ 355 (__i) >= 0 && \ 356 ((crtc) = to_intel_crtc((__state)->base.crtcs[__i].ptr), \ 357 (new_crtc_state) = to_intel_crtc_state((__state)->base.crtcs[__i].new_state), 1); \ 358 (__i)--) \ 359 for_each_if(crtc) 360 361 #define for_each_oldnew_intel_plane_in_state(__state, plane, old_plane_state, new_plane_state, __i) \ 362 for ((__i) = 0; \ 363 (__i) < (__state)->base.dev->mode_config.num_total_plane && \ 364 ((plane) = to_intel_plane((__state)->base.planes[__i].ptr), \ 365 (old_plane_state) = to_intel_plane_state((__state)->base.planes[__i].old_state), \ 366 (new_plane_state) = to_intel_plane_state((__state)->base.planes[__i].new_state), 1); \ 367 (__i)++) \ 368 for_each_if(plane) 369 370 #define for_each_oldnew_intel_crtc_in_state(__state, crtc, old_crtc_state, new_crtc_state, __i) \ 371 for ((__i) = 0; \ 372 (__i) < (__state)->base.dev->mode_config.num_crtc && \ 373 ((crtc) = to_intel_crtc((__state)->base.crtcs[__i].ptr), \ 374 (old_crtc_state) = to_intel_crtc_state((__state)->base.crtcs[__i].old_state), \ 375 (new_crtc_state) = to_intel_crtc_state((__state)->base.crtcs[__i].new_state), 1); \ 376 (__i)++) \ 377 for_each_if(crtc) 378 379 #define for_each_oldnew_intel_crtc_in_state_reverse(__state, crtc, old_crtc_state, new_crtc_state, __i) \ 380 for ((__i) = (__state)->base.dev->mode_config.num_crtc - 1; \ 381 (__i) >= 0 && \ 382 ((crtc) = to_intel_crtc((__state)->base.crtcs[__i].ptr), \ 383 (old_crtc_state) = to_intel_crtc_state((__state)->base.crtcs[__i].old_state), \ 384 (new_crtc_state) = to_intel_crtc_state((__state)->base.crtcs[__i].new_state), 1); \ 385 (__i)--) \ 386 for_each_if(crtc) 387 388 #define intel_atomic_crtc_state_for_each_plane_state( \ 389 plane, plane_state, \ 390 crtc_state) \ 391 for_each_intel_plane_mask(((crtc_state)->uapi.state->dev), (plane), \ 392 ((crtc_state)->uapi.plane_mask)) \ 393 for_each_if ((plane_state = \ 394 to_intel_plane_state(__drm_atomic_get_current_plane_state((crtc_state)->uapi.state, &plane->base)))) 395 396 #define for_each_new_intel_connector_in_state(__state, connector, new_connector_state, __i) \ 397 for ((__i) = 0; \ 398 (__i) < (__state)->base.num_connector; \ 399 (__i)++) \ 400 for_each_if ((__state)->base.connectors[__i].ptr && \ 401 ((connector) = to_intel_connector((__state)->base.connectors[__i].ptr), \ 402 (new_connector_state) = to_intel_digital_connector_state((__state)->base.connectors[__i].new_state), 1)) 403 404 int intel_atomic_check(struct drm_device *dev, struct drm_atomic_state *state); 405 int intel_atomic_add_affected_planes(struct intel_atomic_state *state, 406 struct intel_crtc *crtc); 407 u8 intel_calc_active_pipes(struct intel_atomic_state *state, 408 u8 active_pipes); 409 void intel_link_compute_m_n(u16 bpp, int nlanes, 410 int pixel_clock, int link_clock, 411 int bw_overhead, 412 struct intel_link_m_n *m_n); 413 u32 intel_plane_fb_max_stride(struct drm_i915_private *dev_priv, 414 u32 pixel_format, u64 modifier); 415 enum drm_mode_status 416 intel_mode_valid_max_plane_size(struct drm_i915_private *dev_priv, 417 const struct drm_display_mode *mode, 418 bool joiner); 419 enum drm_mode_status 420 intel_cpu_transcoder_mode_valid(struct drm_i915_private *i915, 421 const struct drm_display_mode *mode); 422 enum phy intel_port_to_phy(struct drm_i915_private *i915, enum port port); 423 bool is_trans_port_sync_mode(const struct intel_crtc_state *state); 424 bool is_trans_port_sync_master(const struct intel_crtc_state *state); 425 u8 intel_crtc_joined_pipe_mask(const struct intel_crtc_state *crtc_state); 426 bool intel_crtc_is_joiner_secondary(const struct intel_crtc_state *crtc_state); 427 bool intel_crtc_is_joiner_primary(const struct intel_crtc_state *crtc_state); 428 u8 intel_crtc_joiner_secondary_pipes(const struct intel_crtc_state *crtc_state); 429 struct intel_crtc *intel_primary_crtc(const struct intel_crtc_state *crtc_state); 430 bool intel_crtc_get_pipe_config(struct intel_crtc_state *crtc_state); 431 bool intel_pipe_config_compare(const struct intel_crtc_state *current_config, 432 const struct intel_crtc_state *pipe_config, 433 bool fastset); 434 435 void intel_plane_destroy(struct drm_plane *plane); 436 void i9xx_set_pipeconf(const struct intel_crtc_state *crtc_state); 437 void ilk_set_pipeconf(const struct intel_crtc_state *crtc_state); 438 void intel_enable_transcoder(const struct intel_crtc_state *new_crtc_state); 439 void intel_disable_transcoder(const struct intel_crtc_state *old_crtc_state); 440 void i830_enable_pipe(struct drm_i915_private *dev_priv, enum pipe pipe); 441 void i830_disable_pipe(struct drm_i915_private *dev_priv, enum pipe pipe); 442 int vlv_get_hpll_vco(struct drm_i915_private *dev_priv); 443 int vlv_get_cck_clock(struct drm_i915_private *dev_priv, 444 const char *name, u32 reg, int ref_freq); 445 int vlv_get_cck_clock_hpll(struct drm_i915_private *dev_priv, 446 const char *name, u32 reg); 447 void intel_init_display_hooks(struct drm_i915_private *dev_priv); 448 unsigned int intel_fb_xy_to_linear(int x, int y, 449 const struct intel_plane_state *state, 450 int plane); 451 void intel_add_fb_offsets(int *x, int *y, 452 const struct intel_plane_state *state, int plane); 453 unsigned int intel_rotation_info_size(const struct intel_rotation_info *rot_info); 454 unsigned int intel_remapped_info_size(const struct intel_remapped_info *rem_info); 455 bool intel_has_pending_fb_unpin(struct drm_i915_private *dev_priv); 456 void intel_encoder_destroy(struct drm_encoder *encoder); 457 struct drm_display_mode * 458 intel_encoder_current_mode(struct intel_encoder *encoder); 459 void intel_encoder_get_config(struct intel_encoder *encoder, 460 struct intel_crtc_state *crtc_state); 461 bool intel_phy_is_combo(struct drm_i915_private *dev_priv, enum phy phy); 462 bool intel_phy_is_tc(struct drm_i915_private *dev_priv, enum phy phy); 463 bool intel_phy_is_snps(struct drm_i915_private *dev_priv, enum phy phy); 464 enum tc_port intel_port_to_tc(struct drm_i915_private *dev_priv, 465 enum port port); 466 467 enum phy intel_encoder_to_phy(struct intel_encoder *encoder); 468 bool intel_encoder_is_combo(struct intel_encoder *encoder); 469 bool intel_encoder_is_snps(struct intel_encoder *encoder); 470 bool intel_encoder_is_tc(struct intel_encoder *encoder); 471 enum tc_port intel_encoder_to_tc(struct intel_encoder *encoder); 472 473 int intel_get_pipe_from_crtc_id_ioctl(struct drm_device *dev, void *data, 474 struct drm_file *file_priv); 475 476 int ilk_get_lanes_required(int target_clock, int link_bw, int bpp); 477 void vlv_wait_port_ready(struct drm_i915_private *dev_priv, 478 struct intel_digital_port *dig_port, 479 unsigned int expected_mask); 480 struct drm_framebuffer * 481 intel_framebuffer_create(struct drm_i915_gem_object *obj, 482 struct drm_mode_fb_cmd2 *mode_cmd); 483 484 bool intel_fuzzy_clock_check(int clock1, int clock2); 485 486 void intel_zero_m_n(struct intel_link_m_n *m_n); 487 void intel_set_m_n(struct drm_i915_private *i915, 488 const struct intel_link_m_n *m_n, 489 i915_reg_t data_m_reg, i915_reg_t data_n_reg, 490 i915_reg_t link_m_reg, i915_reg_t link_n_reg); 491 void intel_get_m_n(struct drm_i915_private *i915, 492 struct intel_link_m_n *m_n, 493 i915_reg_t data_m_reg, i915_reg_t data_n_reg, 494 i915_reg_t link_m_reg, i915_reg_t link_n_reg); 495 bool intel_cpu_transcoder_has_m2_n2(struct drm_i915_private *dev_priv, 496 enum transcoder transcoder); 497 void intel_cpu_transcoder_set_m1_n1(struct intel_crtc *crtc, 498 enum transcoder cpu_transcoder, 499 const struct intel_link_m_n *m_n); 500 void intel_cpu_transcoder_set_m2_n2(struct intel_crtc *crtc, 501 enum transcoder cpu_transcoder, 502 const struct intel_link_m_n *m_n); 503 void intel_cpu_transcoder_get_m1_n1(struct intel_crtc *crtc, 504 enum transcoder cpu_transcoder, 505 struct intel_link_m_n *m_n); 506 void intel_cpu_transcoder_get_m2_n2(struct intel_crtc *crtc, 507 enum transcoder cpu_transcoder, 508 struct intel_link_m_n *m_n); 509 int intel_dotclock_calculate(int link_freq, const struct intel_link_m_n *m_n); 510 int intel_crtc_dotclock(const struct intel_crtc_state *pipe_config); 511 enum intel_display_power_domain intel_port_to_power_domain(struct intel_digital_port *dig_port); 512 enum intel_display_power_domain 513 intel_aux_power_domain(struct intel_digital_port *dig_port); 514 void intel_crtc_arm_fifo_underrun(struct intel_crtc *crtc, 515 struct intel_crtc_state *crtc_state); 516 void ilk_pfit_disable(const struct intel_crtc_state *old_crtc_state); 517 518 int bdw_get_pipe_misc_bpp(struct intel_crtc *crtc); 519 unsigned int intel_plane_fence_y_offset(const struct intel_plane_state *plane_state); 520 521 bool intel_plane_uses_fence(const struct intel_plane_state *plane_state); 522 523 struct intel_encoder * 524 intel_get_crtc_new_encoder(const struct intel_atomic_state *state, 525 const struct intel_crtc_state *crtc_state); 526 void intel_plane_disable_noatomic(struct intel_crtc *crtc, 527 struct intel_plane *plane); 528 void intel_set_plane_visible(struct intel_crtc_state *crtc_state, 529 struct intel_plane_state *plane_state, 530 bool visible); 531 void intel_plane_fixup_bitmasks(struct intel_crtc_state *crtc_state); 532 533 void intel_update_watermarks(struct drm_i915_private *i915); 534 535 bool intel_crtc_vrr_disabling(struct intel_atomic_state *state, 536 struct intel_crtc *crtc); 537 538 /* modesetting */ 539 int intel_modeset_pipes_in_mask_early(struct intel_atomic_state *state, 540 const char *reason, u8 pipe_mask); 541 int intel_modeset_all_pipes_late(struct intel_atomic_state *state, 542 const char *reason); 543 int intel_modeset_commit_pipes(struct drm_i915_private *i915, 544 u8 pipe_mask, 545 struct drm_modeset_acquire_ctx *ctx); 546 void intel_modeset_get_crtc_power_domains(struct intel_crtc_state *crtc_state, 547 struct intel_power_domain_mask *old_domains); 548 void intel_modeset_put_crtc_power_domains(struct intel_crtc *crtc, 549 struct intel_power_domain_mask *domains); 550 551 /* interface for intel_display_driver.c */ 552 void intel_setup_outputs(struct drm_i915_private *i915); 553 int intel_initial_commit(struct drm_device *dev); 554 void intel_panel_sanitize_ssc(struct drm_i915_private *i915); 555 void intel_update_czclk(struct drm_i915_private *i915); 556 void intel_atomic_helper_free_state_worker(struct work_struct *work); 557 enum drm_mode_status intel_mode_valid(struct drm_device *dev, 558 const struct drm_display_mode *mode); 559 int intel_atomic_commit(struct drm_device *dev, struct drm_atomic_state *_state, 560 bool nonblock); 561 562 void intel_hpd_poll_fini(struct drm_i915_private *i915); 563 564 /* modesetting asserts */ 565 void assert_transcoder(struct drm_i915_private *dev_priv, 566 enum transcoder cpu_transcoder, bool state); 567 #define assert_transcoder_enabled(d, t) assert_transcoder(d, t, true) 568 #define assert_transcoder_disabled(d, t) assert_transcoder(d, t, false) 569 570 bool assert_port_valid(struct drm_i915_private *i915, enum port port); 571 572 /* 573 * Use I915_STATE_WARN(x) (rather than WARN() and WARN_ON()) for hw state sanity 574 * checks to check for unexpected conditions which may not necessarily be a user 575 * visible problem. This will either WARN() or DRM_ERROR() depending on the 576 * verbose_state_checks module param, to enable distros and users to tailor 577 * their preferred amount of i915 abrt spam. 578 */ 579 #define I915_STATE_WARN(__i915, condition, format...) ({ \ 580 struct drm_device *drm = &(__i915)->drm; \ 581 int __ret_warn_on = !!(condition); \ 582 if (unlikely(__ret_warn_on)) \ 583 if (!drm_WARN(drm, __i915->display.params.verbose_state_checks, format)) \ 584 drm_err(drm, format); \ 585 unlikely(__ret_warn_on); \ 586 }) 587 588 bool intel_scanout_needs_vtd_wa(struct drm_i915_private *i915); 589 590 #endif 591