1 /* 2 * Copyright © 2006 Keith Packard 3 * Copyright © 2007-2008 Dave Airlie 4 * Copyright © 2007-2008 Intel Corporation 5 * Jesse Barnes <jesse.barnes@intel.com> 6 * 7 * Permission is hereby granted, free of charge, to any person obtaining a 8 * copy of this software and associated documentation files (the "Software"), 9 * to deal in the Software without restriction, including without limitation 10 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 11 * and/or sell copies of the Software, and to permit persons to whom the 12 * Software is furnished to do so, subject to the following conditions: 13 * 14 * The above copyright notice and this permission notice shall be included in 15 * all copies or substantial portions of the Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 20 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 21 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 22 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 23 * OTHER DEALINGS IN THE SOFTWARE. 24 * 25 * $FreeBSD$ 26 */ 27 #ifndef __DRM_CRTC_H__ 28 #define __DRM_CRTC_H__ 29 30 #include <dev/drm2/drm_gem_names.h> 31 #include <dev/drm2/drm_fourcc.h> 32 33 struct drm_device; 34 struct drm_mode_set; 35 struct drm_framebuffer; 36 struct i2c_adapter; 37 38 #define DRM_MODE_OBJECT_CRTC 0xcccccccc 39 #define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0 40 #define DRM_MODE_OBJECT_ENCODER 0xe0e0e0e0 41 #define DRM_MODE_OBJECT_MODE 0xdededede 42 #define DRM_MODE_OBJECT_PROPERTY 0xb0b0b0b0 43 #define DRM_MODE_OBJECT_FB 0xfbfbfbfb 44 #define DRM_MODE_OBJECT_BLOB 0xbbbbbbbb 45 #define DRM_MODE_OBJECT_PLANE 0xeeeeeeee 46 47 struct drm_mode_object { 48 uint32_t id; 49 uint32_t type; 50 }; 51 52 /* 53 * Note on terminology: here, for brevity and convenience, we refer to connector 54 * control chips as 'CRTCs'. They can control any type of connector, VGA, LVDS, 55 * DVI, etc. And 'screen' refers to the whole of the visible display, which 56 * may span multiple monitors (and therefore multiple CRTC and connector 57 * structures). 58 */ 59 60 enum drm_mode_status { 61 MODE_OK = 0, /* Mode OK */ 62 MODE_HSYNC, /* hsync out of range */ 63 MODE_VSYNC, /* vsync out of range */ 64 MODE_H_ILLEGAL, /* mode has illegal horizontal timings */ 65 MODE_V_ILLEGAL, /* mode has illegal horizontal timings */ 66 MODE_BAD_WIDTH, /* requires an unsupported linepitch */ 67 MODE_NOMODE, /* no mode with a maching name */ 68 MODE_NO_INTERLACE, /* interlaced mode not supported */ 69 MODE_NO_DBLESCAN, /* doublescan mode not supported */ 70 MODE_NO_VSCAN, /* multiscan mode not supported */ 71 MODE_MEM, /* insufficient video memory */ 72 MODE_VIRTUAL_X, /* mode width too large for specified virtual size */ 73 MODE_VIRTUAL_Y, /* mode height too large for specified virtual size */ 74 MODE_MEM_VIRT, /* insufficient video memory given virtual size */ 75 MODE_NOCLOCK, /* no fixed clock available */ 76 MODE_CLOCK_HIGH, /* clock required is too high */ 77 MODE_CLOCK_LOW, /* clock required is too low */ 78 MODE_CLOCK_RANGE, /* clock/mode isn't in a ClockRange */ 79 MODE_BAD_HVALUE, /* horizontal timing was out of range */ 80 MODE_BAD_VVALUE, /* vertical timing was out of range */ 81 MODE_BAD_VSCAN, /* VScan value out of range */ 82 MODE_HSYNC_NARROW, /* horizontal sync too narrow */ 83 MODE_HSYNC_WIDE, /* horizontal sync too wide */ 84 MODE_HBLANK_NARROW, /* horizontal blanking too narrow */ 85 MODE_HBLANK_WIDE, /* horizontal blanking too wide */ 86 MODE_VSYNC_NARROW, /* vertical sync too narrow */ 87 MODE_VSYNC_WIDE, /* vertical sync too wide */ 88 MODE_VBLANK_NARROW, /* vertical blanking too narrow */ 89 MODE_VBLANK_WIDE, /* vertical blanking too wide */ 90 MODE_PANEL, /* exceeds panel dimensions */ 91 MODE_INTERLACE_WIDTH, /* width too large for interlaced mode */ 92 MODE_ONE_WIDTH, /* only one width is supported */ 93 MODE_ONE_HEIGHT, /* only one height is supported */ 94 MODE_ONE_SIZE, /* only one resolution is supported */ 95 MODE_NO_REDUCED, /* monitor doesn't accept reduced blanking */ 96 MODE_UNVERIFIED = -3, /* mode needs to reverified */ 97 MODE_BAD = -2, /* unspecified reason */ 98 MODE_ERROR = -1 /* error condition */ 99 }; 100 101 #define DRM_MODE_TYPE_CLOCK_CRTC_C (DRM_MODE_TYPE_CLOCK_C | \ 102 DRM_MODE_TYPE_CRTC_C) 103 104 #define DRM_MODE(nm, t, c, hd, hss, hse, ht, hsk, vd, vss, vse, vt, vs, f) \ 105 .name = nm, .status = 0, .type = (t), .clock = (c), \ 106 .hdisplay = (hd), .hsync_start = (hss), .hsync_end = (hse), \ 107 .htotal = (ht), .hskew = (hsk), .vdisplay = (vd), \ 108 .vsync_start = (vss), .vsync_end = (vse), .vtotal = (vt), \ 109 .vscan = (vs), .flags = (f), .vrefresh = 0 110 111 #define CRTC_INTERLACE_HALVE_V 0x1 /* halve V values for interlacing */ 112 113 struct drm_display_mode { 114 /* Header */ 115 struct list_head head; 116 struct drm_mode_object base; 117 118 char name[DRM_DISPLAY_MODE_LEN]; 119 120 int connector_count; 121 enum drm_mode_status status; 122 int type; 123 124 /* Proposed mode values */ 125 int clock; /* in kHz */ 126 int hdisplay; 127 int hsync_start; 128 int hsync_end; 129 int htotal; 130 int hskew; 131 int vdisplay; 132 int vsync_start; 133 int vsync_end; 134 int vtotal; 135 int vscan; 136 unsigned int flags; 137 138 /* Addressable image size (may be 0 for projectors, etc.) */ 139 int width_mm; 140 int height_mm; 141 142 /* Actual mode we give to hw */ 143 int clock_index; 144 int synth_clock; 145 int crtc_hdisplay; 146 int crtc_hblank_start; 147 int crtc_hblank_end; 148 int crtc_hsync_start; 149 int crtc_hsync_end; 150 int crtc_htotal; 151 int crtc_hskew; 152 int crtc_vdisplay; 153 int crtc_vblank_start; 154 int crtc_vblank_end; 155 int crtc_vsync_start; 156 int crtc_vsync_end; 157 int crtc_vtotal; 158 int crtc_hadjusted; 159 int crtc_vadjusted; 160 161 /* Driver private mode info */ 162 int private_size; 163 int *private; 164 int private_flags; 165 166 int vrefresh; /* in Hz */ 167 int hsync; /* in kHz */ 168 }; 169 170 enum drm_connector_status { 171 connector_status_connected = 1, 172 connector_status_disconnected = 2, 173 connector_status_unknown = 3, 174 }; 175 176 enum subpixel_order { 177 SubPixelUnknown = 0, 178 SubPixelHorizontalRGB, 179 SubPixelHorizontalBGR, 180 SubPixelVerticalRGB, 181 SubPixelVerticalBGR, 182 SubPixelNone, 183 }; 184 185 #define DRM_COLOR_FORMAT_RGB444 (1<<0) 186 #define DRM_COLOR_FORMAT_YCRCB444 (1<<1) 187 #define DRM_COLOR_FORMAT_YCRCB422 (1<<2) 188 /* 189 * Describes a given display (e.g. CRT or flat panel) and its limitations. 190 */ 191 struct drm_display_info { 192 char name[DRM_DISPLAY_INFO_LEN]; 193 194 /* Physical size */ 195 unsigned int width_mm; 196 unsigned int height_mm; 197 198 /* Clock limits FIXME: storage format */ 199 unsigned int min_vfreq, max_vfreq; 200 unsigned int min_hfreq, max_hfreq; 201 unsigned int pixel_clock; 202 unsigned int bpc; 203 204 enum subpixel_order subpixel_order; 205 u32 color_formats; 206 207 u8 cea_rev; 208 209 char *raw_edid; /* if any */ 210 }; 211 212 struct drm_framebuffer_funcs { 213 void (*destroy)(struct drm_framebuffer *framebuffer); 214 int (*create_handle)(struct drm_framebuffer *fb, 215 struct drm_file *file_priv, 216 unsigned int *handle); 217 /** 218 * Optinal callback for the dirty fb ioctl. 219 * 220 * Userspace can notify the driver via this callback 221 * that a area of the framebuffer has changed and should 222 * be flushed to the display hardware. 223 * 224 * See documentation in drm_mode.h for the struct 225 * drm_mode_fb_dirty_cmd for more information as all 226 * the semantics and arguments have a one to one mapping 227 * on this function. 228 */ 229 int (*dirty)(struct drm_framebuffer *framebuffer, 230 struct drm_file *file_priv, unsigned flags, 231 unsigned color, struct drm_clip_rect *clips, 232 unsigned num_clips); 233 }; 234 235 struct drm_framebuffer { 236 struct drm_device *dev; 237 struct list_head head; 238 struct drm_mode_object base; 239 const struct drm_framebuffer_funcs *funcs; 240 unsigned int pitches[4]; 241 unsigned int offsets[4]; 242 unsigned int width; 243 unsigned int height; 244 /* depth can be 15 or 16 */ 245 unsigned int depth; 246 int bits_per_pixel; 247 int flags; 248 uint32_t pixel_format; /* fourcc format */ 249 struct list_head filp_head; 250 /* if you are using the helper */ 251 void *helper_private; 252 }; 253 254 struct drm_property_blob { 255 struct drm_mode_object base; 256 struct list_head head; 257 unsigned int length; 258 unsigned char data[]; 259 }; 260 261 struct drm_property_enum { 262 uint64_t value; 263 struct list_head head; 264 char name[DRM_PROP_NAME_LEN]; 265 }; 266 267 struct drm_property { 268 struct list_head head; 269 struct drm_mode_object base; 270 uint32_t flags; 271 char name[DRM_PROP_NAME_LEN]; 272 uint32_t num_values; 273 uint64_t *values; 274 275 struct list_head enum_blob_list; 276 }; 277 278 struct drm_crtc; 279 struct drm_connector; 280 struct drm_encoder; 281 struct drm_pending_vblank_event; 282 struct drm_plane; 283 284 /** 285 * drm_crtc_funcs - control CRTCs for a given device 286 * @reset: reset CRTC after state has been invalidate (e.g. resume) 287 * @dpms: control display power levels 288 * @save: save CRTC state 289 * @resore: restore CRTC state 290 * @lock: lock the CRTC 291 * @unlock: unlock the CRTC 292 * @shadow_allocate: allocate shadow pixmap 293 * @shadow_create: create shadow pixmap for rotation support 294 * @shadow_destroy: free shadow pixmap 295 * @mode_fixup: fixup proposed mode 296 * @mode_set: set the desired mode on the CRTC 297 * @gamma_set: specify color ramp for CRTC 298 * @destroy: deinit and free object. 299 * 300 * The drm_crtc_funcs structure is the central CRTC management structure 301 * in the DRM. Each CRTC controls one or more connectors (note that the name 302 * CRTC is simply historical, a CRTC may control LVDS, VGA, DVI, TV out, etc. 303 * connectors, not just CRTs). 304 * 305 * Each driver is responsible for filling out this structure at startup time, 306 * in addition to providing other modesetting features, like i2c and DDC 307 * bus accessors. 308 */ 309 struct drm_crtc_funcs { 310 /* Save CRTC state */ 311 void (*save)(struct drm_crtc *crtc); /* suspend? */ 312 /* Restore CRTC state */ 313 void (*restore)(struct drm_crtc *crtc); /* resume? */ 314 /* Reset CRTC state */ 315 void (*reset)(struct drm_crtc *crtc); 316 317 /* cursor controls */ 318 int (*cursor_set)(struct drm_crtc *crtc, struct drm_file *file_priv, 319 uint32_t handle, uint32_t width, uint32_t height); 320 int (*cursor_move)(struct drm_crtc *crtc, int x, int y); 321 322 /* Set gamma on the CRTC */ 323 void (*gamma_set)(struct drm_crtc *crtc, u16 *r, u16 *g, u16 *b, 324 uint32_t start, uint32_t size); 325 /* Object destroy routine */ 326 void (*destroy)(struct drm_crtc *crtc); 327 328 int (*set_config)(struct drm_mode_set *set); 329 330 /* 331 * Flip to the given framebuffer. This implements the page 332 * flip ioctl descibed in drm_mode.h, specifically, the 333 * implementation must return immediately and block all 334 * rendering to the current fb until the flip has completed. 335 * If userspace set the event flag in the ioctl, the event 336 * argument will point to an event to send back when the flip 337 * completes, otherwise it will be NULL. 338 */ 339 int (*page_flip)(struct drm_crtc *crtc, 340 struct drm_framebuffer *fb, 341 struct drm_pending_vblank_event *event); 342 }; 343 344 /** 345 * drm_crtc - central CRTC control structure 346 * @enabled: is this CRTC enabled? 347 * @x: x position on screen 348 * @y: y position on screen 349 * @funcs: CRTC control functions 350 * 351 * Each CRTC may have one or more connectors associated with it. This structure 352 * allows the CRTC to be controlled. 353 */ 354 struct drm_crtc { 355 struct drm_device *dev; 356 struct list_head head; 357 358 struct drm_mode_object base; 359 360 /* framebuffer the connector is currently bound to */ 361 struct drm_framebuffer *fb; 362 363 bool enabled; 364 365 /* Requested mode from modesetting. */ 366 struct drm_display_mode mode; 367 368 /* Programmed mode in hw, after adjustments for encoders, 369 * crtc, panel scaling etc. Needed for timestamping etc. 370 */ 371 struct drm_display_mode hwmode; 372 373 int x, y; 374 const struct drm_crtc_funcs *funcs; 375 376 /* CRTC gamma size for reporting to userspace */ 377 uint32_t gamma_size; 378 uint16_t *gamma_store; 379 380 /* Constants needed for precise vblank and swap timestamping. */ 381 int64_t framedur_ns, linedur_ns, pixeldur_ns; 382 383 /* if you are using the helper */ 384 void *helper_private; 385 }; 386 387 388 /** 389 * drm_connector_funcs - control connectors on a given device 390 * @dpms: set power state (see drm_crtc_funcs above) 391 * @save: save connector state 392 * @restore: restore connector state 393 * @reset: reset connector after state has been invalidate (e.g. resume) 394 * @mode_valid: is this mode valid on the given connector? 395 * @mode_fixup: try to fixup proposed mode for this connector 396 * @mode_set: set this mode 397 * @detect: is this connector active? 398 * @get_modes: get mode list for this connector 399 * @set_property: property for this connector may need update 400 * @destroy: make object go away 401 * @force: notify the driver the connector is forced on 402 * 403 * Each CRTC may have one or more connectors attached to it. The functions 404 * below allow the core DRM code to control connectors, enumerate available modes, 405 * etc. 406 */ 407 struct drm_connector_funcs { 408 void (*dpms)(struct drm_connector *connector, int mode); 409 void (*save)(struct drm_connector *connector); 410 void (*restore)(struct drm_connector *connector); 411 void (*reset)(struct drm_connector *connector); 412 413 /* Check to see if anything is attached to the connector. 414 * @force is set to false whilst polling, true when checking the 415 * connector due to user request. @force can be used by the driver 416 * to avoid expensive, destructive operations during automated 417 * probing. 418 */ 419 enum drm_connector_status (*detect)(struct drm_connector *connector, 420 bool force); 421 int (*fill_modes)(struct drm_connector *connector, uint32_t max_width, uint32_t max_height); 422 int (*set_property)(struct drm_connector *connector, struct drm_property *property, 423 uint64_t val); 424 void (*destroy)(struct drm_connector *connector); 425 void (*force)(struct drm_connector *connector); 426 }; 427 428 struct drm_encoder_funcs { 429 void (*reset)(struct drm_encoder *encoder); 430 void (*destroy)(struct drm_encoder *encoder); 431 }; 432 433 #define DRM_CONNECTOR_MAX_UMODES 16 434 #define DRM_CONNECTOR_MAX_PROPERTY 16 435 #define DRM_CONNECTOR_LEN 32 436 #define DRM_CONNECTOR_MAX_ENCODER 2 437 438 /** 439 * drm_encoder - central DRM encoder structure 440 */ 441 struct drm_encoder { 442 struct drm_device *dev; 443 struct list_head head; 444 445 struct drm_mode_object base; 446 int encoder_type; 447 uint32_t possible_crtcs; 448 uint32_t possible_clones; 449 450 struct drm_crtc *crtc; 451 const struct drm_encoder_funcs *funcs; 452 void *helper_private; 453 }; 454 455 enum drm_connector_force { 456 DRM_FORCE_UNSPECIFIED, 457 DRM_FORCE_OFF, 458 DRM_FORCE_ON, /* force on analog part normally */ 459 DRM_FORCE_ON_DIGITAL, /* for DVI-I use digital connector */ 460 }; 461 462 /* should we poll this connector for connects and disconnects */ 463 /* hot plug detectable */ 464 #define DRM_CONNECTOR_POLL_HPD (1 << 0) 465 /* poll for connections */ 466 #define DRM_CONNECTOR_POLL_CONNECT (1 << 1) 467 /* can cleanly poll for disconnections without flickering the screen */ 468 /* DACs should rarely do this without a lot of testing */ 469 #define DRM_CONNECTOR_POLL_DISCONNECT (1 << 2) 470 471 #define MAX_ELD_BYTES 128 472 473 /** 474 * drm_connector - central DRM connector control structure 475 * @crtc: CRTC this connector is currently connected to, NULL if none 476 * @interlace_allowed: can this connector handle interlaced modes? 477 * @doublescan_allowed: can this connector handle doublescan? 478 * @available_modes: modes available on this connector (from get_modes() + user) 479 * @initial_x: initial x position for this connector 480 * @initial_y: initial y position for this connector 481 * @status: connector connected? 482 * @funcs: connector control functions 483 * 484 * Each connector may be connected to one or more CRTCs, or may be clonable by 485 * another connector if they can share a CRTC. Each connector also has a specific 486 * position in the broader display (referred to as a 'screen' though it could 487 * span multiple monitors). 488 */ 489 struct drm_connector { 490 struct drm_device *dev; 491 /* struct device kdev; XXXKIB */ 492 struct device_attribute *attr; 493 struct list_head head; 494 495 struct drm_mode_object base; 496 497 int connector_type; 498 int connector_type_id; 499 bool interlace_allowed; 500 bool doublescan_allowed; 501 struct list_head modes; /* list of modes on this connector */ 502 503 int initial_x, initial_y; 504 enum drm_connector_status status; 505 506 /* these are modes added by probing with DDC or the BIOS */ 507 struct list_head probed_modes; 508 509 struct drm_display_info display_info; 510 const struct drm_connector_funcs *funcs; 511 512 struct list_head user_modes; 513 struct drm_property_blob *edid_blob_ptr; 514 u32 property_ids[DRM_CONNECTOR_MAX_PROPERTY]; 515 uint64_t property_values[DRM_CONNECTOR_MAX_PROPERTY]; 516 517 uint8_t polled; /* DRM_CONNECTOR_POLL_* */ 518 519 /* requested DPMS state */ 520 int dpms; 521 522 void *helper_private; 523 524 /* forced on connector */ 525 enum drm_connector_force force; 526 uint32_t encoder_ids[DRM_CONNECTOR_MAX_ENCODER]; 527 uint32_t force_encoder_id; 528 struct drm_encoder *encoder; /* currently active encoder */ 529 530 /* EDID bits */ 531 uint8_t eld[MAX_ELD_BYTES]; 532 bool dvi_dual; 533 int max_tmds_clock; /* in MHz */ 534 bool latency_present[2]; 535 int video_latency[2]; /* [0]: progressive, [1]: interlaced */ 536 int audio_latency[2]; 537 538 int null_edid_counter; /* needed to workaround some HW bugs where we get all 0s */ 539 }; 540 541 /** 542 * drm_plane_funcs - driver plane control functions 543 * @update_plane: update the plane configuration 544 * @disable_plane: shut down the plane 545 * @destroy: clean up plane resources 546 */ 547 struct drm_plane_funcs { 548 int (*update_plane)(struct drm_plane *plane, 549 struct drm_crtc *crtc, struct drm_framebuffer *fb, 550 int crtc_x, int crtc_y, 551 unsigned int crtc_w, unsigned int crtc_h, 552 uint32_t src_x, uint32_t src_y, 553 uint32_t src_w, uint32_t src_h); 554 int (*disable_plane)(struct drm_plane *plane); 555 void (*destroy)(struct drm_plane *plane); 556 }; 557 558 /** 559 * drm_plane - central DRM plane control structure 560 * @dev: DRM device this plane belongs to 561 * @head: for list management 562 * @base: base mode object 563 * @possible_crtcs: pipes this plane can be bound to 564 * @format_types: array of formats supported by this plane 565 * @format_count: number of formats supported 566 * @crtc: currently bound CRTC 567 * @fb: currently bound fb 568 * @gamma_size: size of gamma table 569 * @gamma_store: gamma correction table 570 * @enabled: enabled flag 571 * @funcs: helper functions 572 * @helper_private: storage for drver layer 573 */ 574 struct drm_plane { 575 struct drm_device *dev; 576 struct list_head head; 577 578 struct drm_mode_object base; 579 580 uint32_t possible_crtcs; 581 uint32_t *format_types; 582 uint32_t format_count; 583 584 struct drm_crtc *crtc; 585 struct drm_framebuffer *fb; 586 587 /* CRTC gamma size for reporting to userspace */ 588 uint32_t gamma_size; 589 uint16_t *gamma_store; 590 591 bool enabled; 592 593 const struct drm_plane_funcs *funcs; 594 void *helper_private; 595 }; 596 597 /** 598 * struct drm_mode_set 599 * 600 * Represents a single crtc the connectors that it drives with what mode 601 * and from which framebuffer it scans out from. 602 * 603 * This is used to set modes. 604 */ 605 struct drm_mode_set { 606 struct list_head head; 607 608 struct drm_framebuffer *fb; 609 struct drm_crtc *crtc; 610 struct drm_display_mode *mode; 611 612 uint32_t x; 613 uint32_t y; 614 615 struct drm_connector **connectors; 616 size_t num_connectors; 617 }; 618 619 /** 620 * struct drm_mode_config_funcs - configure CRTCs for a given screen layout 621 */ 622 struct drm_mode_config_funcs { 623 int (*fb_create)(struct drm_device *dev, 624 struct drm_file *file_priv, struct drm_mode_fb_cmd2 *mode_cmd, 625 struct drm_framebuffer **res); 626 void (*output_poll_changed)(struct drm_device *dev); 627 }; 628 629 struct drm_mode_group { 630 uint32_t num_crtcs; 631 uint32_t num_encoders; 632 uint32_t num_connectors; 633 634 /* list of object IDs for this group */ 635 uint32_t *id_list; 636 }; 637 638 /** 639 * drm_mode_config - Mode configuration control structure 640 * 641 */ 642 struct drm_mode_config { 643 struct sx mutex; /* protects configuration (mode lists etc.) */ 644 struct drm_gem_names crtc_names; /* use this idr for all IDs, fb, crtc, connector, modes */ 645 /* this is limited to one for now */ 646 int num_fb; 647 struct list_head fb_list; 648 int num_connector; 649 struct list_head connector_list; 650 int num_encoder; 651 struct list_head encoder_list; 652 int num_plane; 653 struct list_head plane_list; 654 655 int num_crtc; 656 struct list_head crtc_list; 657 658 struct list_head property_list; 659 660 int min_width, min_height; 661 int max_width, max_height; 662 const struct drm_mode_config_funcs *funcs; 663 resource_size_t fb_base; 664 665 /* output poll support */ 666 bool poll_enabled; 667 struct timeout_task output_poll_task; 668 669 /* pointers to standard properties */ 670 struct list_head property_blob_list; 671 struct drm_property *edid_property; 672 struct drm_property *dpms_property; 673 674 /* DVI-I properties */ 675 struct drm_property *dvi_i_subconnector_property; 676 struct drm_property *dvi_i_select_subconnector_property; 677 678 /* TV properties */ 679 struct drm_property *tv_subconnector_property; 680 struct drm_property *tv_select_subconnector_property; 681 struct drm_property *tv_mode_property; 682 struct drm_property *tv_left_margin_property; 683 struct drm_property *tv_right_margin_property; 684 struct drm_property *tv_top_margin_property; 685 struct drm_property *tv_bottom_margin_property; 686 struct drm_property *tv_brightness_property; 687 struct drm_property *tv_contrast_property; 688 struct drm_property *tv_flicker_reduction_property; 689 struct drm_property *tv_overscan_property; 690 struct drm_property *tv_saturation_property; 691 struct drm_property *tv_hue_property; 692 693 /* Optional properties */ 694 struct drm_property *scaling_mode_property; 695 struct drm_property *dithering_mode_property; 696 struct drm_property *dirty_info_property; 697 698 /* dumb ioctl parameters */ 699 uint32_t preferred_depth, prefer_shadow; 700 }; 701 702 #define obj_to_crtc(x) container_of(x, struct drm_crtc, base) 703 #define obj_to_connector(x) container_of(x, struct drm_connector, base) 704 #define obj_to_encoder(x) container_of(x, struct drm_encoder, base) 705 #define obj_to_mode(x) container_of(x, struct drm_display_mode, base) 706 #define obj_to_fb(x) container_of(x, struct drm_framebuffer, base) 707 #define obj_to_property(x) container_of(x, struct drm_property, base) 708 #define obj_to_blob(x) container_of(x, struct drm_property_blob, base) 709 #define obj_to_plane(x) container_of(x, struct drm_plane, base) 710 711 struct drm_prop_enum_list { 712 int type; 713 char *name; 714 }; 715 716 #if defined(MODE_SETTING_LOCKING_IS_NOT_BROKEN) 717 #define DRM_MODE_CONFIG_ASSERT_LOCKED(dev) \ 718 sx_assert(&dev->mode_config.mutex, SA_XLOCKED) 719 #else 720 #define DRM_MODE_CONFIG_ASSERT_LOCKED(dev) 721 #endif 722 723 extern char *drm_get_dirty_info_name(int val); 724 extern char *drm_get_connector_status_name(enum drm_connector_status status); 725 726 extern int drm_crtc_init(struct drm_device *dev, 727 struct drm_crtc *crtc, 728 const struct drm_crtc_funcs *funcs); 729 extern void drm_crtc_cleanup(struct drm_crtc *crtc); 730 731 extern int drm_connector_init(struct drm_device *dev, 732 struct drm_connector *connector, 733 const struct drm_connector_funcs *funcs, 734 int connector_type); 735 736 extern void drm_connector_cleanup(struct drm_connector *connector); 737 738 extern int drm_encoder_init(struct drm_device *dev, 739 struct drm_encoder *encoder, 740 const struct drm_encoder_funcs *funcs, 741 int encoder_type); 742 743 extern int drm_plane_init(struct drm_device *dev, 744 struct drm_plane *plane, 745 unsigned long possible_crtcs, 746 const struct drm_plane_funcs *funcs, 747 const uint32_t *formats, uint32_t format_count, 748 bool priv); 749 extern void drm_plane_cleanup(struct drm_plane *plane); 750 751 extern void drm_encoder_cleanup(struct drm_encoder *encoder); 752 753 extern char *drm_get_connector_name(struct drm_connector *connector); 754 extern char *drm_get_dpms_name(int val); 755 extern char *drm_get_dvi_i_subconnector_name(int val); 756 extern char *drm_get_dvi_i_select_name(int val); 757 extern char *drm_get_tv_subconnector_name(int val); 758 extern char *drm_get_tv_select_name(int val); 759 extern void drm_fb_release(struct drm_file *file_priv); 760 extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group); 761 extern struct edid *drm_get_edid(struct drm_connector *connector, 762 device_t adapter); 763 extern int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid); 764 extern void drm_mode_probed_add(struct drm_connector *connector, struct drm_display_mode *mode); 765 extern void drm_mode_remove(struct drm_connector *connector, struct drm_display_mode *mode); 766 extern struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev, 767 const struct drm_display_mode *mode); 768 extern void drm_mode_debug_printmodeline(struct drm_display_mode *mode); 769 extern void drm_mode_config_init(struct drm_device *dev); 770 extern void drm_mode_config_reset(struct drm_device *dev); 771 extern void drm_mode_config_cleanup(struct drm_device *dev); 772 extern void drm_mode_set_name(struct drm_display_mode *mode); 773 extern bool drm_mode_equal(struct drm_display_mode *mode1, struct drm_display_mode *mode2); 774 extern int drm_mode_width(struct drm_display_mode *mode); 775 extern int drm_mode_height(struct drm_display_mode *mode); 776 777 /* for us by fb module */ 778 extern int drm_mode_attachmode_crtc(struct drm_device *dev, 779 struct drm_crtc *crtc, 780 const struct drm_display_mode *mode); 781 extern int drm_mode_detachmode_crtc(struct drm_device *dev, struct drm_display_mode *mode); 782 783 extern struct drm_display_mode *drm_mode_create(struct drm_device *dev); 784 extern void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode); 785 extern void drm_mode_list_concat(struct list_head *head, 786 struct list_head *new); 787 extern void drm_mode_validate_size(struct drm_device *dev, 788 struct list_head *mode_list, 789 int maxX, int maxY, int maxPitch); 790 extern void drm_mode_validate_clocks(struct drm_device *dev, 791 struct list_head *mode_list, 792 int *min, int *max, int n_ranges); 793 extern void drm_mode_prune_invalid(struct drm_device *dev, 794 struct list_head *mode_list, bool verbose); 795 extern void drm_mode_sort(struct list_head *mode_list); 796 extern int drm_mode_hsync(const struct drm_display_mode *mode); 797 extern int drm_mode_vrefresh(const struct drm_display_mode *mode); 798 extern void drm_mode_set_crtcinfo(struct drm_display_mode *p, 799 int adjust_flags); 800 extern void drm_mode_connector_list_update(struct drm_connector *connector); 801 extern int drm_mode_connector_update_edid_property(struct drm_connector *connector, 802 struct edid *edid); 803 extern int drm_connector_property_set_value(struct drm_connector *connector, 804 struct drm_property *property, 805 uint64_t value); 806 extern int drm_connector_property_get_value(struct drm_connector *connector, 807 struct drm_property *property, 808 uint64_t *value); 809 extern struct drm_display_mode *drm_crtc_mode_create(struct drm_device *dev); 810 extern void drm_framebuffer_set_object(struct drm_device *dev, 811 unsigned long handle); 812 extern int drm_framebuffer_init(struct drm_device *dev, 813 struct drm_framebuffer *fb, 814 const struct drm_framebuffer_funcs *funcs); 815 extern void drm_framebuffer_cleanup(struct drm_framebuffer *fb); 816 extern int drmfb_probe(struct drm_device *dev, struct drm_crtc *crtc); 817 extern int drmfb_remove(struct drm_device *dev, struct drm_framebuffer *fb); 818 extern void drm_crtc_probe_connector_modes(struct drm_device *dev, int maxX, int maxY); 819 extern bool drm_crtc_in_use(struct drm_crtc *crtc); 820 821 extern int drm_connector_attach_property(struct drm_connector *connector, 822 struct drm_property *property, uint64_t init_val); 823 extern struct drm_property *drm_property_create(struct drm_device *dev, int flags, 824 const char *name, int num_values); 825 extern struct drm_property *drm_property_create_enum(struct drm_device *dev, int flags, 826 const char *name, 827 const struct drm_prop_enum_list *props, 828 int num_values); 829 struct drm_property *drm_property_create_range(struct drm_device *dev, int flags, 830 const char *name, 831 uint64_t min, uint64_t max); 832 extern void drm_property_destroy(struct drm_device *dev, struct drm_property *property); 833 extern int drm_property_add_enum(struct drm_property *property, int index, 834 uint64_t value, const char *name); 835 extern int drm_mode_create_dvi_i_properties(struct drm_device *dev); 836 extern int drm_mode_create_tv_properties(struct drm_device *dev, int num_formats, 837 char *formats[]); 838 extern int drm_mode_create_scaling_mode_property(struct drm_device *dev); 839 extern int drm_mode_create_dithering_property(struct drm_device *dev); 840 extern int drm_mode_create_dirty_info_property(struct drm_device *dev); 841 extern char *drm_get_encoder_name(struct drm_encoder *encoder); 842 843 extern int drm_mode_connector_attach_encoder(struct drm_connector *connector, 844 struct drm_encoder *encoder); 845 extern void drm_mode_connector_detach_encoder(struct drm_connector *connector, 846 struct drm_encoder *encoder); 847 extern int drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, 848 int gamma_size); 849 extern struct drm_mode_object *drm_mode_object_find(struct drm_device *dev, 850 uint32_t id, uint32_t type); 851 /* IOCTLs */ 852 extern int drm_mode_getresources(struct drm_device *dev, 853 void *data, struct drm_file *file_priv); 854 extern int drm_mode_getplane_res(struct drm_device *dev, void *data, 855 struct drm_file *file_priv); 856 extern int drm_mode_getcrtc(struct drm_device *dev, 857 void *data, struct drm_file *file_priv); 858 extern int drm_mode_getconnector(struct drm_device *dev, 859 void *data, struct drm_file *file_priv); 860 extern int drm_mode_setcrtc(struct drm_device *dev, 861 void *data, struct drm_file *file_priv); 862 extern int drm_mode_getplane(struct drm_device *dev, 863 void *data, struct drm_file *file_priv); 864 extern int drm_mode_setplane(struct drm_device *dev, 865 void *data, struct drm_file *file_priv); 866 extern int drm_mode_cursor_ioctl(struct drm_device *dev, 867 void *data, struct drm_file *file_priv); 868 extern int drm_mode_addfb(struct drm_device *dev, 869 void *data, struct drm_file *file_priv); 870 extern int drm_mode_addfb2(struct drm_device *dev, 871 void *data, struct drm_file *file_priv); 872 extern uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth); 873 extern int drm_mode_rmfb(struct drm_device *dev, 874 void *data, struct drm_file *file_priv); 875 extern int drm_mode_getfb(struct drm_device *dev, 876 void *data, struct drm_file *file_priv); 877 extern int drm_mode_dirtyfb_ioctl(struct drm_device *dev, 878 void *data, struct drm_file *file_priv); 879 extern int drm_mode_addmode_ioctl(struct drm_device *dev, 880 void *data, struct drm_file *file_priv); 881 extern int drm_mode_rmmode_ioctl(struct drm_device *dev, 882 void *data, struct drm_file *file_priv); 883 extern int drm_mode_attachmode_ioctl(struct drm_device *dev, 884 void *data, struct drm_file *file_priv); 885 extern int drm_mode_detachmode_ioctl(struct drm_device *dev, 886 void *data, struct drm_file *file_priv); 887 888 extern int drm_mode_getproperty_ioctl(struct drm_device *dev, 889 void *data, struct drm_file *file_priv); 890 extern int drm_mode_getblob_ioctl(struct drm_device *dev, 891 void *data, struct drm_file *file_priv); 892 extern int drm_mode_connector_property_set_ioctl(struct drm_device *dev, 893 void *data, struct drm_file *file_priv); 894 extern int drm_mode_hotplug_ioctl(struct drm_device *dev, 895 void *data, struct drm_file *file_priv); 896 extern int drm_mode_replacefb(struct drm_device *dev, 897 void *data, struct drm_file *file_priv); 898 extern int drm_mode_getencoder(struct drm_device *dev, 899 void *data, struct drm_file *file_priv); 900 extern int drm_mode_gamma_get_ioctl(struct drm_device *dev, 901 void *data, struct drm_file *file_priv); 902 extern int drm_mode_gamma_set_ioctl(struct drm_device *dev, 903 void *data, struct drm_file *file_priv); 904 extern bool drm_detect_hdmi_monitor(struct edid *edid); 905 extern bool drm_detect_monitor_audio(struct edid *edid); 906 extern int drm_mode_page_flip_ioctl(struct drm_device *dev, 907 void *data, struct drm_file *file_priv); 908 extern struct drm_display_mode *drm_cvt_mode(struct drm_device *dev, 909 int hdisplay, int vdisplay, int vrefresh, 910 bool reduced, bool interlaced, bool margins); 911 extern struct drm_display_mode *drm_gtf_mode(struct drm_device *dev, 912 int hdisplay, int vdisplay, int vrefresh, 913 bool interlaced, int margins); 914 extern struct drm_display_mode *drm_gtf_mode_complex(struct drm_device *dev, 915 int hdisplay, int vdisplay, int vrefresh, 916 bool interlaced, int margins, int GTF_M, 917 int GTF_2C, int GTF_K, int GTF_2J); 918 extern int drm_add_modes_noedid(struct drm_connector *connector, 919 int hdisplay, int vdisplay); 920 921 extern int drm_edid_header_is_valid(const u8 *raw_edid); 922 extern bool drm_edid_is_valid(struct edid *edid); 923 struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev, 924 int hsize, int vsize, int fresh); 925 926 extern int drm_mode_create_dumb_ioctl(struct drm_device *dev, 927 void *data, struct drm_file *file_priv); 928 extern int drm_mode_mmap_dumb_ioctl(struct drm_device *dev, 929 void *data, struct drm_file *file_priv); 930 extern int drm_mode_destroy_dumb_ioctl(struct drm_device *dev, 931 void *data, struct drm_file *file_priv); 932 933 extern void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth, 934 int *bpp); 935 #endif /* __DRM_CRTC_H__ */ 936