| 1 | /* |
| 2 | * Copyright © 2006 Keith Packard |
| 3 | * Copyright © 2011 Aaron Plattner |
| 4 | * |
| 5 | * Permission to use, copy, modify, distribute, and sell this software and its |
| 6 | * documentation for any purpose is hereby granted without fee, provided that |
| 7 | * the above copyright notice appear in all copies and that both that copyright |
| 8 | * notice and this permission notice appear in supporting documentation, and |
| 9 | * that the name of the copyright holders not be used in advertising or |
| 10 | * publicity pertaining to distribution of the software without specific, |
| 11 | * written prior permission. The copyright holders make no representations |
| 12 | * about the suitability of this software for any purpose. It is provided "as |
| 13 | * is" without express or implied warranty. |
| 14 | * |
| 15 | * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, |
| 16 | * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO |
| 17 | * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR |
| 18 | * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, |
| 19 | * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 20 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE |
| 21 | * OF THIS SOFTWARE. |
| 22 | */ |
| 23 | #ifndef _XF86CRTC_H_ |
| 24 | #define _XF86CRTC_H_ |
| 25 | |
| 26 | #include <edid.h> |
| 27 | #include "randrstr.h" |
| 28 | #include "xf86Modes.h" |
| 29 | #include "xf86Cursor.h" |
| 30 | #include "xf86i2c.h" |
| 31 | #include "damage.h" |
| 32 | #include "picturestr.h" |
| 33 | |
| 34 | /* Compat definitions for older X Servers. */ |
| 35 | #ifndef M_T_PREFERRED |
| 36 | #define M_T_PREFERRED 0x08 |
| 37 | #endif |
| 38 | #ifndef M_T_DRIVER |
| 39 | #define M_T_DRIVER 0x40 |
| 40 | #endif |
| 41 | #ifndef M_T_USERPREF |
| 42 | #define M_T_USERPREF 0x80 |
| 43 | #endif |
| 44 | #ifndef HARDWARE_CURSOR_ARGB |
| 45 | #define HARDWARE_CURSOR_ARGB 0x00004000 |
| 46 | #endif |
| 47 | |
| 48 | typedef struct _xf86Crtc xf86CrtcRec, *xf86CrtcPtr; |
| 49 | typedef struct _xf86Output xf86OutputRec, *xf86OutputPtr; |
| 50 | |
| 51 | /* define a standard for connector types */ |
| 52 | typedef enum _xf86ConnectorType { |
| 53 | XF86ConnectorNone, |
| 54 | XF86ConnectorVGA, |
| 55 | XF86ConnectorDVI_I, |
| 56 | XF86ConnectorDVI_D, |
| 57 | XF86ConnectorDVI_A, |
| 58 | XF86ConnectorComposite, |
| 59 | XF86ConnectorSvideo, |
| 60 | XF86ConnectorComponent, |
| 61 | XF86ConnectorLFP, |
| 62 | XF86ConnectorProprietary, |
| 63 | XF86ConnectorHDMI, |
| 64 | XF86ConnectorDisplayPort, |
| 65 | } xf86ConnectorType; |
| 66 | |
| 67 | typedef enum _xf86OutputStatus { |
| 68 | XF86OutputStatusConnected, |
| 69 | XF86OutputStatusDisconnected, |
| 70 | XF86OutputStatusUnknown |
| 71 | } xf86OutputStatus; |
| 72 | |
| 73 | typedef struct _xf86CrtcFuncs { |
| 74 | /** |
| 75 | * Turns the crtc on/off, or sets intermediate power levels if available. |
| 76 | * |
| 77 | * Unsupported intermediate modes drop to the lower power setting. If the |
| 78 | * mode is DPMSModeOff, the crtc must be disabled sufficiently for it to |
| 79 | * be safe to call mode_set. |
| 80 | */ |
| 81 | void |
| 82 | (*dpms) (xf86CrtcPtr crtc, int mode); |
| 83 | |
| 84 | /** |
| 85 | * Saves the crtc's state for restoration on VT switch. |
| 86 | */ |
| 87 | void |
| 88 | (*save) (xf86CrtcPtr crtc); |
| 89 | |
| 90 | /** |
| 91 | * Restore's the crtc's state at VT switch. |
| 92 | */ |
| 93 | void |
| 94 | (*restore) (xf86CrtcPtr crtc); |
| 95 | |
| 96 | /** |
| 97 | * Lock CRTC prior to mode setting, mostly for DRI. |
| 98 | * Returns whether unlock is needed |
| 99 | */ |
| 100 | Bool |
| 101 | (*lock) (xf86CrtcPtr crtc); |
| 102 | |
| 103 | /** |
| 104 | * Unlock CRTC after mode setting, mostly for DRI |
| 105 | */ |
| 106 | void |
| 107 | (*unlock) (xf86CrtcPtr crtc); |
| 108 | |
| 109 | /** |
| 110 | * Callback to adjust the mode to be set in the CRTC. |
| 111 | * |
| 112 | * This allows a CRTC to adjust the clock or even the entire set of |
| 113 | * timings, which is used for panels with fixed timings or for |
| 114 | * buses with clock limitations. |
| 115 | */ |
| 116 | Bool |
| 117 | (*mode_fixup) (xf86CrtcPtr crtc, |
| 118 | DisplayModePtr mode, DisplayModePtr adjusted_mode); |
| 119 | |
| 120 | /** |
| 121 | * Prepare CRTC for an upcoming mode set. |
| 122 | */ |
| 123 | void |
| 124 | (*prepare) (xf86CrtcPtr crtc); |
| 125 | |
| 126 | /** |
| 127 | * Callback for setting up a video mode after fixups have been made. |
| 128 | */ |
| 129 | void |
| 130 | (*mode_set) (xf86CrtcPtr crtc, |
| 131 | DisplayModePtr mode, |
| 132 | DisplayModePtr adjusted_mode, int x, int y); |
| 133 | |
| 134 | /** |
| 135 | * Commit mode changes to a CRTC |
| 136 | */ |
| 137 | void |
| 138 | (*commit) (xf86CrtcPtr crtc); |
| 139 | |
| 140 | /* Set the color ramps for the CRTC to the given values. */ |
| 141 | void |
| 142 | (*gamma_set) (xf86CrtcPtr crtc, CARD16 *red, CARD16 *green, CARD16 *blue, |
| 143 | int size); |
| 144 | |
| 145 | /** |
| 146 | * Allocate the shadow area, delay the pixmap creation until needed |
| 147 | */ |
| 148 | void *(*shadow_allocate) (xf86CrtcPtr crtc, int width, int height); |
| 149 | |
| 150 | /** |
| 151 | * Create shadow pixmap for rotation support |
| 152 | */ |
| 153 | PixmapPtr |
| 154 | (*shadow_create) (xf86CrtcPtr crtc, void *data, int width, int height); |
| 155 | |
| 156 | /** |
| 157 | * Destroy shadow pixmap |
| 158 | */ |
| 159 | void |
| 160 | (*shadow_destroy) (xf86CrtcPtr crtc, PixmapPtr pPixmap, void *data); |
| 161 | |
| 162 | /** |
| 163 | * Set cursor colors |
| 164 | */ |
| 165 | void |
| 166 | (*set_cursor_colors) (xf86CrtcPtr crtc, int bg, int fg); |
| 167 | |
| 168 | /** |
| 169 | * Set cursor position |
| 170 | */ |
| 171 | void |
| 172 | (*set_cursor_position) (xf86CrtcPtr crtc, int x, int y); |
| 173 | |
| 174 | /** |
| 175 | * Show cursor |
| 176 | */ |
| 177 | void |
| 178 | (*show_cursor) (xf86CrtcPtr crtc); |
| 179 | |
| 180 | /** |
| 181 | * Hide cursor |
| 182 | */ |
| 183 | void |
| 184 | (*hide_cursor) (xf86CrtcPtr crtc); |
| 185 | |
| 186 | /** |
| 187 | * Load monochrome image |
| 188 | */ |
| 189 | void |
| 190 | (*load_cursor_image) (xf86CrtcPtr crtc, CARD8 *image); |
| 191 | |
| 192 | /** |
| 193 | * Load ARGB image |
| 194 | */ |
| 195 | void |
| 196 | (*load_cursor_argb) (xf86CrtcPtr crtc, CARD32 *image); |
| 197 | |
| 198 | /** |
| 199 | * Clean up driver-specific bits of the crtc |
| 200 | */ |
| 201 | void |
| 202 | (*destroy) (xf86CrtcPtr crtc); |
| 203 | |
| 204 | /** |
| 205 | * Less fine-grained mode setting entry point for kernel modesetting |
| 206 | */ |
| 207 | Bool |
| 208 | (*set_mode_major) (xf86CrtcPtr crtc, DisplayModePtr mode, |
| 209 | Rotation rotation, int x, int y); |
| 210 | |
| 211 | /** |
| 212 | * Callback for panning. Doesn't change the mode. |
| 213 | * Added in ABI version 2 |
| 214 | */ |
| 215 | void |
| 216 | (*set_origin) (xf86CrtcPtr crtc, int x, int y); |
| 217 | |
| 218 | /** |
| 219 | */ |
| 220 | Bool |
| 221 | (*set_scanout_pixmap)(xf86CrtcPtr crtc, PixmapPtr pixmap); |
| 222 | |
| 223 | } xf86CrtcFuncsRec, *xf86CrtcFuncsPtr; |
| 224 | |
| 225 | #define XF86_CRTC_VERSION 5 |
| 226 | |
| 227 | struct _xf86Crtc { |
| 228 | /** |
| 229 | * ABI versioning |
| 230 | */ |
| 231 | int version; |
| 232 | |
| 233 | /** |
| 234 | * Associated ScrnInfo |
| 235 | */ |
| 236 | ScrnInfoPtr scrn; |
| 237 | |
| 238 | /** |
| 239 | * Desired state of this CRTC |
| 240 | * |
| 241 | * Set when this CRTC should be driving one or more outputs |
| 242 | */ |
| 243 | Bool enabled; |
| 244 | |
| 245 | /** |
| 246 | * Active mode |
| 247 | * |
| 248 | * This reflects the mode as set in the CRTC currently |
| 249 | * It will be cleared when the VT is not active or |
| 250 | * during server startup |
| 251 | */ |
| 252 | DisplayModeRec mode; |
| 253 | Rotation rotation; |
| 254 | PixmapPtr rotatedPixmap; |
| 255 | void *rotatedData; |
| 256 | |
| 257 | /** |
| 258 | * Position on screen |
| 259 | * |
| 260 | * Locates this CRTC within the frame buffer |
| 261 | */ |
| 262 | int x, y; |
| 263 | |
| 264 | /** |
| 265 | * Desired mode |
| 266 | * |
| 267 | * This is set to the requested mode, independent of |
| 268 | * whether the VT is active. In particular, it receives |
| 269 | * the startup configured mode and saves the active mode |
| 270 | * on VT switch. |
| 271 | */ |
| 272 | DisplayModeRec desiredMode; |
| 273 | Rotation desiredRotation; |
| 274 | int desiredX, desiredY; |
| 275 | |
| 276 | /** crtc-specific functions */ |
| 277 | const xf86CrtcFuncsRec *funcs; |
| 278 | |
| 279 | /** |
| 280 | * Driver private |
| 281 | * |
| 282 | * Holds driver-private information |
| 283 | */ |
| 284 | void *driver_private; |
| 285 | |
| 286 | #ifdef RANDR_12_INTERFACE |
| 287 | /** |
| 288 | * RandR crtc |
| 289 | * |
| 290 | * When RandR 1.2 is available, this |
| 291 | * points at the associated crtc object |
| 292 | */ |
| 293 | RRCrtcPtr randr_crtc; |
| 294 | #else |
| 295 | void *randr_crtc; |
| 296 | #endif |
| 297 | |
| 298 | /** |
| 299 | * Current cursor is ARGB |
| 300 | */ |
| 301 | Bool cursor_argb; |
| 302 | /** |
| 303 | * Track whether cursor is within CRTC range |
| 304 | */ |
| 305 | Bool cursor_in_range; |
| 306 | /** |
| 307 | * Track state of cursor associated with this CRTC |
| 308 | */ |
| 309 | Bool cursor_shown; |
| 310 | |
| 311 | /** |
| 312 | * Current transformation matrix |
| 313 | */ |
| 314 | PictTransform crtc_to_framebuffer; |
| 315 | /* framebuffer_to_crtc was removed in ABI 2 */ |
| 316 | struct pict_f_transform f_crtc_to_framebuffer; /* ABI 2 */ |
| 317 | struct pict_f_transform f_framebuffer_to_crtc; /* ABI 2 */ |
| 318 | PictFilterPtr filter; /* ABI 2 */ |
| 319 | xFixed *params; /* ABI 2 */ |
| 320 | int nparams; /* ABI 2 */ |
| 321 | int filter_width; /* ABI 2 */ |
| 322 | int filter_height; /* ABI 2 */ |
| 323 | Bool transform_in_use; |
| 324 | RRTransformRec transform; /* ABI 2 */ |
| 325 | Bool transformPresent; /* ABI 2 */ |
| 326 | RRTransformRec desiredTransform; /* ABI 2 */ |
| 327 | Bool desiredTransformPresent; /* ABI 2 */ |
| 328 | /** |
| 329 | * Bounding box in screen space |
| 330 | */ |
| 331 | BoxRec bounds; |
| 332 | /** |
| 333 | * Panning: |
| 334 | * TotalArea: total panning area, larger than CRTC's size |
| 335 | * TrackingArea: Area of the pointer for which the CRTC is panned |
| 336 | * border: Borders of the displayed CRTC area which induces panning if the pointer reaches them |
| 337 | * Added in ABI version 2 |
| 338 | */ |
| 339 | BoxRec panningTotalArea; |
| 340 | BoxRec panningTrackingArea; |
| 341 | INT16 panningBorder[4]; |
| 342 | |
| 343 | /** |
| 344 | * Current gamma, especially useful after initial config. |
| 345 | * Added in ABI version 3 |
| 346 | */ |
| 347 | CARD16 *gamma_red; |
| 348 | CARD16 *gamma_green; |
| 349 | CARD16 *gamma_blue; |
| 350 | int gamma_size; |
| 351 | |
| 352 | /** |
| 353 | * Actual state of this CRTC |
| 354 | * |
| 355 | * Set to TRUE after modesetting, set to FALSE if no outputs are connected |
| 356 | * Added in ABI version 3 |
| 357 | */ |
| 358 | Bool active; |
| 359 | /** |
| 360 | * Clear the shadow |
| 361 | */ |
| 362 | Bool shadowClear; |
| 363 | |
| 364 | /** |
| 365 | * Indicates that the driver is handling the transform, so the shadow |
| 366 | * surface should be disabled. The driver writes this field before calling |
| 367 | * xf86CrtcRotate to indicate that it is handling the transform (including |
| 368 | * rotation and reflection). |
| 369 | * |
| 370 | * Setting this flag also causes the server to stop adjusting the cursor |
| 371 | * image and position. |
| 372 | * |
| 373 | * Added in ABI version 4 |
| 374 | */ |
| 375 | Bool driverIsPerformingTransform; |
| 376 | |
| 377 | /* Added in ABI version 5 |
| 378 | */ |
| 379 | PixmapPtr current_scanout; |
| 380 | }; |
| 381 | |
| 382 | typedef struct _xf86OutputFuncs { |
| 383 | /** |
| 384 | * Called to allow the output a chance to create properties after the |
| 385 | * RandR objects have been created. |
| 386 | */ |
| 387 | void |
| 388 | (*create_resources) (xf86OutputPtr output); |
| 389 | |
| 390 | /** |
| 391 | * Turns the output on/off, or sets intermediate power levels if available. |
| 392 | * |
| 393 | * Unsupported intermediate modes drop to the lower power setting. If the |
| 394 | * mode is DPMSModeOff, the output must be disabled, as the DPLL may be |
| 395 | * disabled afterwards. |
| 396 | */ |
| 397 | void |
| 398 | (*dpms) (xf86OutputPtr output, int mode); |
| 399 | |
| 400 | /** |
| 401 | * Saves the output's state for restoration on VT switch. |
| 402 | */ |
| 403 | void |
| 404 | (*save) (xf86OutputPtr output); |
| 405 | |
| 406 | /** |
| 407 | * Restore's the output's state at VT switch. |
| 408 | */ |
| 409 | void |
| 410 | (*restore) (xf86OutputPtr output); |
| 411 | |
| 412 | /** |
| 413 | * Callback for testing a video mode for a given output. |
| 414 | * |
| 415 | * This function should only check for cases where a mode can't be supported |
| 416 | * on the output specifically, and not represent generic CRTC limitations. |
| 417 | * |
| 418 | * \return MODE_OK if the mode is valid, or another MODE_* otherwise. |
| 419 | */ |
| 420 | int |
| 421 | (*mode_valid) (xf86OutputPtr output, DisplayModePtr pMode); |
| 422 | |
| 423 | /** |
| 424 | * Callback to adjust the mode to be set in the CRTC. |
| 425 | * |
| 426 | * This allows an output to adjust the clock or even the entire set of |
| 427 | * timings, which is used for panels with fixed timings or for |
| 428 | * buses with clock limitations. |
| 429 | */ |
| 430 | Bool |
| 431 | (*mode_fixup) (xf86OutputPtr output, |
| 432 | DisplayModePtr mode, DisplayModePtr adjusted_mode); |
| 433 | |
| 434 | /** |
| 435 | * Callback for preparing mode changes on an output |
| 436 | */ |
| 437 | void |
| 438 | (*prepare) (xf86OutputPtr output); |
| 439 | |
| 440 | /** |
| 441 | * Callback for committing mode changes on an output |
| 442 | */ |
| 443 | void |
| 444 | (*commit) (xf86OutputPtr output); |
| 445 | |
| 446 | /** |
| 447 | * Callback for setting up a video mode after fixups have been made. |
| 448 | * |
| 449 | * This is only called while the output is disabled. The dpms callback |
| 450 | * must be all that's necessary for the output, to turn the output on |
| 451 | * after this function is called. |
| 452 | */ |
| 453 | void |
| 454 | (*mode_set) (xf86OutputPtr output, |
| 455 | DisplayModePtr mode, DisplayModePtr adjusted_mode); |
| 456 | |
| 457 | /** |
| 458 | * Probe for a connected output, and return detect_status. |
| 459 | */ |
| 460 | xf86OutputStatus(*detect) (xf86OutputPtr output); |
| 461 | |
| 462 | /** |
| 463 | * Query the device for the modes it provides. |
| 464 | * |
| 465 | * This function may also update MonInfo, mm_width, and mm_height. |
| 466 | * |
| 467 | * \return singly-linked list of modes or NULL if no modes found. |
| 468 | */ |
| 469 | DisplayModePtr(*get_modes) (xf86OutputPtr output); |
| 470 | |
| 471 | #ifdef RANDR_12_INTERFACE |
| 472 | /** |
| 473 | * Callback when an output's property has changed. |
| 474 | */ |
| 475 | Bool |
| 476 | (*set_property) (xf86OutputPtr output, |
| 477 | Atom property, RRPropertyValuePtr value); |
| 478 | #endif |
| 479 | #ifdef RANDR_13_INTERFACE |
| 480 | /** |
| 481 | * Callback to get an updated property value |
| 482 | */ |
| 483 | Bool |
| 484 | (*get_property) (xf86OutputPtr output, Atom property); |
| 485 | #endif |
| 486 | #ifdef RANDR_GET_CRTC_INTERFACE |
| 487 | /** |
| 488 | * Callback to get current CRTC for a given output |
| 489 | */ |
| 490 | xf86CrtcPtr(*get_crtc) (xf86OutputPtr output); |
| 491 | #endif |
| 492 | /** |
| 493 | * Clean up driver-specific bits of the output |
| 494 | */ |
| 495 | void |
| 496 | (*destroy) (xf86OutputPtr output); |
| 497 | } xf86OutputFuncsRec, *xf86OutputFuncsPtr; |
| 498 | |
| 499 | #define XF86_OUTPUT_VERSION 2 |
| 500 | |
| 501 | struct _xf86Output { |
| 502 | /** |
| 503 | * ABI versioning |
| 504 | */ |
| 505 | int version; |
| 506 | |
| 507 | /** |
| 508 | * Associated ScrnInfo |
| 509 | */ |
| 510 | ScrnInfoPtr scrn; |
| 511 | |
| 512 | /** |
| 513 | * Currently connected crtc (if any) |
| 514 | * |
| 515 | * If this output is not in use, this field will be NULL. |
| 516 | */ |
| 517 | xf86CrtcPtr crtc; |
| 518 | |
| 519 | /** |
| 520 | * Possible CRTCs for this output as a mask of crtc indices |
| 521 | */ |
| 522 | CARD32 possible_crtcs; |
| 523 | |
| 524 | /** |
| 525 | * Possible outputs to share the same CRTC as a mask of output indices |
| 526 | */ |
| 527 | CARD32 possible_clones; |
| 528 | |
| 529 | /** |
| 530 | * Whether this output can support interlaced modes |
| 531 | */ |
| 532 | Bool interlaceAllowed; |
| 533 | |
| 534 | /** |
| 535 | * Whether this output can support double scan modes |
| 536 | */ |
| 537 | Bool doubleScanAllowed; |
| 538 | |
| 539 | /** |
| 540 | * List of available modes on this output. |
| 541 | * |
| 542 | * This should be the list from get_modes(), plus perhaps additional |
| 543 | * compatible modes added later. |
| 544 | */ |
| 545 | DisplayModePtr probed_modes; |
| 546 | |
| 547 | /** |
| 548 | * Options parsed from the related monitor section |
| 549 | */ |
| 550 | OptionInfoPtr options; |
| 551 | |
| 552 | /** |
| 553 | * Configured monitor section |
| 554 | */ |
| 555 | XF86ConfMonitorPtr conf_monitor; |
| 556 | |
| 557 | /** |
| 558 | * Desired initial position |
| 559 | */ |
| 560 | int initial_x, initial_y; |
| 561 | |
| 562 | /** |
| 563 | * Desired initial rotation |
| 564 | */ |
| 565 | Rotation initial_rotation; |
| 566 | |
| 567 | /** |
| 568 | * Current connection status |
| 569 | * |
| 570 | * This indicates whether a monitor is known to be connected |
| 571 | * to this output or not, or whether there is no way to tell |
| 572 | */ |
| 573 | xf86OutputStatus status; |
| 574 | |
| 575 | /** EDID monitor information */ |
| 576 | xf86MonPtr MonInfo; |
| 577 | |
| 578 | /** subpixel order */ |
| 579 | int subpixel_order; |
| 580 | |
| 581 | /** Physical size of the currently attached output device. */ |
| 582 | int mm_width, mm_height; |
| 583 | |
| 584 | /** Output name */ |
| 585 | char *name; |
| 586 | |
| 587 | /** output-specific functions */ |
| 588 | const xf86OutputFuncsRec *funcs; |
| 589 | |
| 590 | /** driver private information */ |
| 591 | void *driver_private; |
| 592 | |
| 593 | /** Whether to use the old per-screen Monitor config section */ |
| 594 | Bool use_screen_monitor; |
| 595 | |
| 596 | #ifdef RANDR_12_INTERFACE |
| 597 | /** |
| 598 | * RandR 1.2 output structure. |
| 599 | * |
| 600 | * When RandR 1.2 is available, this points at the associated |
| 601 | * RandR output structure and is created when this output is created |
| 602 | */ |
| 603 | RROutputPtr randr_output; |
| 604 | #else |
| 605 | void *randr_output; |
| 606 | #endif |
| 607 | /** |
| 608 | * Desired initial panning |
| 609 | * Added in ABI version 2 |
| 610 | */ |
| 611 | BoxRec initialTotalArea; |
| 612 | BoxRec initialTrackingArea; |
| 613 | INT16 initialBorder[4]; |
| 614 | }; |
| 615 | |
| 616 | typedef struct _xf86ProviderFuncs { |
| 617 | /** |
| 618 | * Called to allow the provider a chance to create properties after the |
| 619 | * RandR objects have been created. |
| 620 | */ |
| 621 | void |
| 622 | (*create_resources) (ScrnInfoPtr scrn); |
| 623 | |
| 624 | /** |
| 625 | * Callback when an provider's property has changed. |
| 626 | */ |
| 627 | Bool |
| 628 | (*set_property) (ScrnInfoPtr scrn, |
| 629 | Atom property, RRPropertyValuePtr value); |
| 630 | |
| 631 | /** |
| 632 | * Callback to get an updated property value |
| 633 | */ |
| 634 | Bool |
| 635 | (*get_property) (ScrnInfoPtr provider, Atom property); |
| 636 | |
| 637 | } xf86ProviderFuncsRec, *xf86ProviderFuncsPtr; |
| 638 | |
| 639 | typedef struct _xf86CrtcConfigFuncs { |
| 640 | /** |
| 641 | * Requests that the driver resize the screen. |
| 642 | * |
| 643 | * The driver is responsible for updating scrn->virtualX and scrn->virtualY. |
| 644 | * If the requested size cannot be set, the driver should leave those values |
| 645 | * alone and return FALSE. |
| 646 | * |
| 647 | * A naive driver that cannot reallocate the screen may simply change |
| 648 | * virtual[XY]. A more advanced driver will want to also change the |
| 649 | * devPrivate.ptr and devKind of the screen pixmap, update any offscreen |
| 650 | * pixmaps it may have moved, and change pScrn->displayWidth. |
| 651 | */ |
| 652 | Bool |
| 653 | (*resize) (ScrnInfoPtr scrn, int width, int height); |
| 654 | } xf86CrtcConfigFuncsRec, *xf86CrtcConfigFuncsPtr; |
| 655 | |
| 656 | typedef void (*xf86_crtc_notify_proc_ptr) (ScreenPtr pScreen); |
| 657 | |
| 658 | typedef struct _xf86CrtcConfig { |
| 659 | int num_output; |
| 660 | xf86OutputPtr *output; |
| 661 | /** |
| 662 | * compat_output is used whenever we deal |
| 663 | * with legacy code that only understands a single |
| 664 | * output. pScrn->modes will be loaded from this output, |
| 665 | * adjust frame will whack this output, etc. |
| 666 | */ |
| 667 | int compat_output; |
| 668 | |
| 669 | int num_crtc; |
| 670 | xf86CrtcPtr *crtc; |
| 671 | |
| 672 | int minWidth, minHeight; |
| 673 | int maxWidth, maxHeight; |
| 674 | |
| 675 | /* For crtc-based rotation */ |
| 676 | DamagePtr rotation_damage; |
| 677 | Bool rotation_damage_registered; |
| 678 | |
| 679 | /* DGA */ |
| 680 | unsigned int dga_flags; |
| 681 | unsigned long dga_address; |
| 682 | DGAModePtr dga_modes; |
| 683 | int dga_nmode; |
| 684 | int dga_width, dga_height, dga_stride; |
| 685 | DisplayModePtr dga_save_mode; |
| 686 | |
| 687 | const xf86CrtcConfigFuncsRec *funcs; |
| 688 | |
| 689 | CreateScreenResourcesProcPtr CreateScreenResources; |
| 690 | |
| 691 | CloseScreenProcPtr CloseScreen; |
| 692 | |
| 693 | /* Cursor information */ |
| 694 | xf86CursorInfoPtr cursor_info; |
| 695 | CursorPtr cursor; |
| 696 | CARD8 *cursor_image; |
| 697 | Bool cursor_on; |
| 698 | CARD32 cursor_fg, cursor_bg; |
| 699 | |
| 700 | /** |
| 701 | * Options parsed from the related device section |
| 702 | */ |
| 703 | OptionInfoPtr options; |
| 704 | |
| 705 | Bool debug_modes; |
| 706 | |
| 707 | /* wrap screen BlockHandler for rotation */ |
| 708 | ScreenBlockHandlerProcPtr BlockHandler; |
| 709 | |
| 710 | /* callback when crtc configuration changes */ |
| 711 | xf86_crtc_notify_proc_ptr xf86_crtc_notify; |
| 712 | |
| 713 | char *name; |
| 714 | const xf86ProviderFuncsRec *provider_funcs; |
| 715 | #ifdef RANDR_12_INTERFACE |
| 716 | RRProviderPtr randr_provider; |
| 717 | #else |
| 718 | void *randr_provider; |
| 719 | #endif |
| 720 | } xf86CrtcConfigRec, *xf86CrtcConfigPtr; |
| 721 | |
| 722 | extern _X_EXPORT int xf86CrtcConfigPrivateIndex; |
| 723 | |
| 724 | #define XF86_CRTC_CONFIG_PTR(p) ((xf86CrtcConfigPtr) ((p)->privates[xf86CrtcConfigPrivateIndex].ptr)) |
| 725 | |
| 726 | static _X_INLINE xf86OutputPtr |
| 727 | xf86CompatOutput(ScrnInfoPtr pScrn) |
| 728 | { |
| 729 | xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn); |
| 730 | |
| 731 | return config->output[config->compat_output]; |
| 732 | } |
| 733 | |
| 734 | static _X_INLINE xf86CrtcPtr |
| 735 | xf86CompatCrtc(ScrnInfoPtr pScrn) |
| 736 | { |
| 737 | xf86OutputPtr compat_output = xf86CompatOutput(pScrn); |
| 738 | |
| 739 | if (!compat_output) |
| 740 | return NULL; |
| 741 | return compat_output->crtc; |
| 742 | } |
| 743 | |
| 744 | static _X_INLINE RRCrtcPtr |
| 745 | xf86CompatRRCrtc(ScrnInfoPtr pScrn) |
| 746 | { |
| 747 | xf86CrtcPtr compat_crtc = xf86CompatCrtc(pScrn); |
| 748 | |
| 749 | if (!compat_crtc) |
| 750 | return NULL; |
| 751 | return compat_crtc->randr_crtc; |
| 752 | } |
| 753 | |
| 754 | /* |
| 755 | * Initialize xf86CrtcConfig structure |
| 756 | */ |
| 757 | |
| 758 | extern _X_EXPORT void |
| 759 | xf86CrtcConfigInit(ScrnInfoPtr scrn, const xf86CrtcConfigFuncsRec * funcs); |
| 760 | |
| 761 | extern _X_EXPORT void |
| 762 | |
| 763 | xf86CrtcSetSizeRange(ScrnInfoPtr scrn, |
| 764 | int minWidth, int minHeight, int maxWidth, int maxHeight); |
| 765 | |
| 766 | /* |
| 767 | * Crtc functions |
| 768 | */ |
| 769 | extern _X_EXPORT xf86CrtcPtr |
| 770 | xf86CrtcCreate(ScrnInfoPtr scrn, const xf86CrtcFuncsRec * funcs); |
| 771 | |
| 772 | extern _X_EXPORT void |
| 773 | xf86CrtcDestroy(xf86CrtcPtr crtc); |
| 774 | |
| 775 | /** |
| 776 | * Sets the given video mode on the given crtc |
| 777 | */ |
| 778 | |
| 779 | extern _X_EXPORT Bool |
| 780 | |
| 781 | xf86CrtcSetModeTransform(xf86CrtcPtr crtc, DisplayModePtr mode, |
| 782 | Rotation rotation, RRTransformPtr transform, int x, |
| 783 | int y); |
| 784 | |
| 785 | extern _X_EXPORT Bool |
| 786 | |
| 787 | xf86CrtcSetMode(xf86CrtcPtr crtc, DisplayModePtr mode, Rotation rotation, |
| 788 | int x, int y); |
| 789 | |
| 790 | extern _X_EXPORT void |
| 791 | xf86CrtcSetOrigin(xf86CrtcPtr crtc, int x, int y); |
| 792 | |
| 793 | /* |
| 794 | * Assign crtc rotation during mode set |
| 795 | */ |
| 796 | extern _X_EXPORT Bool |
| 797 | xf86CrtcRotate(xf86CrtcPtr crtc); |
| 798 | |
| 799 | /* |
| 800 | * Clean up any rotation data, used when a crtc is turned off |
| 801 | * as well as when rotation is disabled. |
| 802 | */ |
| 803 | extern _X_EXPORT void |
| 804 | xf86RotateDestroy(xf86CrtcPtr crtc); |
| 805 | |
| 806 | /* |
| 807 | * free shadow memory allocated for all crtcs |
| 808 | */ |
| 809 | extern _X_EXPORT void |
| 810 | xf86RotateFreeShadow(ScrnInfoPtr pScrn); |
| 811 | |
| 812 | /* |
| 813 | * Clean up rotation during CloseScreen |
| 814 | */ |
| 815 | extern _X_EXPORT void |
| 816 | xf86RotateCloseScreen(ScreenPtr pScreen); |
| 817 | |
| 818 | /** |
| 819 | * Return whether any output is assigned to the crtc |
| 820 | */ |
| 821 | extern _X_EXPORT Bool |
| 822 | xf86CrtcInUse(xf86CrtcPtr crtc); |
| 823 | |
| 824 | /* |
| 825 | * Output functions |
| 826 | */ |
| 827 | extern _X_EXPORT xf86OutputPtr |
| 828 | xf86OutputCreate(ScrnInfoPtr scrn, |
| 829 | const xf86OutputFuncsRec * funcs, const char *name); |
| 830 | |
| 831 | extern _X_EXPORT void |
| 832 | xf86OutputUseScreenMonitor(xf86OutputPtr output, Bool use_screen_monitor); |
| 833 | |
| 834 | extern _X_EXPORT Bool |
| 835 | xf86OutputRename(xf86OutputPtr output, const char *name); |
| 836 | |
| 837 | extern _X_EXPORT void |
| 838 | xf86OutputDestroy(xf86OutputPtr output); |
| 839 | |
| 840 | extern _X_EXPORT void |
| 841 | xf86ProbeOutputModes(ScrnInfoPtr pScrn, int maxX, int maxY); |
| 842 | |
| 843 | extern _X_EXPORT void |
| 844 | xf86SetScrnInfoModes(ScrnInfoPtr pScrn); |
| 845 | |
| 846 | #ifdef RANDR_13_INTERFACE |
| 847 | #define ScreenInitRetType int |
| 848 | #else |
| 849 | #define ScreenInitRetType Bool |
| 850 | #endif |
| 851 | |
| 852 | extern _X_EXPORT ScreenInitRetType xf86CrtcScreenInit(ScreenPtr pScreen); |
| 853 | |
| 854 | extern _X_EXPORT Bool |
| 855 | xf86InitialConfiguration(ScrnInfoPtr pScrn, Bool canGrow); |
| 856 | |
| 857 | extern _X_EXPORT void |
| 858 | xf86DPMSSet(ScrnInfoPtr pScrn, int PowerManagementMode, int flags); |
| 859 | |
| 860 | extern _X_EXPORT Bool |
| 861 | xf86SaveScreen(ScreenPtr pScreen, int mode); |
| 862 | |
| 863 | extern _X_EXPORT void |
| 864 | xf86DisableUnusedFunctions(ScrnInfoPtr pScrn); |
| 865 | |
| 866 | extern _X_EXPORT DisplayModePtr |
| 867 | xf86OutputFindClosestMode(xf86OutputPtr output, DisplayModePtr desired); |
| 868 | |
| 869 | extern _X_EXPORT Bool |
| 870 | |
| 871 | xf86SetSingleMode(ScrnInfoPtr pScrn, DisplayModePtr desired, Rotation rotation); |
| 872 | |
| 873 | /** |
| 874 | * Set the EDID information for the specified output |
| 875 | */ |
| 876 | extern _X_EXPORT void |
| 877 | xf86OutputSetEDID(xf86OutputPtr output, xf86MonPtr edid_mon); |
| 878 | |
| 879 | /** |
| 880 | * Return the list of modes supported by the EDID information |
| 881 | * stored in 'output' |
| 882 | */ |
| 883 | extern _X_EXPORT DisplayModePtr xf86OutputGetEDIDModes(xf86OutputPtr output); |
| 884 | |
| 885 | extern _X_EXPORT xf86MonPtr |
| 886 | xf86OutputGetEDID(xf86OutputPtr output, I2CBusPtr pDDCBus); |
| 887 | |
| 888 | /** |
| 889 | * Initialize dga for this screen |
| 890 | */ |
| 891 | |
| 892 | #ifdef XFreeXDGA |
| 893 | extern _X_EXPORT Bool |
| 894 | xf86DiDGAInit(ScreenPtr pScreen, unsigned long dga_address); |
| 895 | |
| 896 | /* this is the real function, used only internally */ |
| 897 | _X_INTERNAL Bool |
| 898 | _xf86_di_dga_init_internal(ScreenPtr pScreen); |
| 899 | |
| 900 | /** |
| 901 | * Re-initialize dga for this screen (as when the set of modes changes) |
| 902 | */ |
| 903 | |
| 904 | extern _X_EXPORT Bool |
| 905 | xf86DiDGAReInit(ScreenPtr pScreen); |
| 906 | #endif |
| 907 | |
| 908 | /* This is the real function, used only internally */ |
| 909 | _X_INTERNAL Bool |
| 910 | _xf86_di_dga_reinit_internal(ScreenPtr pScreen); |
| 911 | |
| 912 | /* |
| 913 | * Set the subpixel order reported for the screen using |
| 914 | * the information from the outputs |
| 915 | */ |
| 916 | |
| 917 | extern _X_EXPORT void |
| 918 | xf86CrtcSetScreenSubpixelOrder(ScreenPtr pScreen); |
| 919 | |
| 920 | /* |
| 921 | * Get a standard string name for a connector type |
| 922 | */ |
| 923 | extern _X_EXPORT const char *xf86ConnectorGetName(xf86ConnectorType connector); |
| 924 | |
| 925 | /* |
| 926 | * Using the desired mode information in each crtc, set |
| 927 | * modes (used in EnterVT functions, or at server startup) |
| 928 | */ |
| 929 | |
| 930 | extern _X_EXPORT Bool |
| 931 | xf86SetDesiredModes(ScrnInfoPtr pScrn); |
| 932 | |
| 933 | /** |
| 934 | * Initialize the CRTC-based cursor code. CRTC function vectors must |
| 935 | * contain relevant cursor setting functions. |
| 936 | * |
| 937 | * Driver should call this from ScreenInit function |
| 938 | */ |
| 939 | extern _X_EXPORT Bool |
| 940 | xf86_cursors_init(ScreenPtr screen, int max_width, int max_height, int flags); |
| 941 | |
| 942 | /** |
| 943 | * Called when anything on the screen is reconfigured. |
| 944 | * |
| 945 | * Reloads cursor images as needed, then adjusts cursor positions. |
| 946 | * |
| 947 | * Driver should call this from crtc commit function. |
| 948 | */ |
| 949 | extern _X_EXPORT void |
| 950 | xf86_reload_cursors(ScreenPtr screen); |
| 951 | |
| 952 | /** |
| 953 | * Called from EnterVT to turn the cursors back on |
| 954 | */ |
| 955 | extern _X_EXPORT void |
| 956 | xf86_show_cursors(ScrnInfoPtr scrn); |
| 957 | |
| 958 | /** |
| 959 | * Called by the driver to turn cursors off |
| 960 | */ |
| 961 | extern _X_EXPORT void |
| 962 | xf86_hide_cursors(ScrnInfoPtr scrn); |
| 963 | |
| 964 | /** |
| 965 | * Clean up CRTC-based cursor code. Driver must call this at CloseScreen time. |
| 966 | */ |
| 967 | extern _X_EXPORT void |
| 968 | xf86_cursors_fini(ScreenPtr screen); |
| 969 | |
| 970 | /** |
| 971 | * Transform the cursor's coordinates based on the crtc transform. Normally |
| 972 | * this is done by the server, but if crtc->driverIsPerformingTransform is TRUE, |
| 973 | * then the server does not transform the cursor position automatically. |
| 974 | */ |
| 975 | extern _X_EXPORT void |
| 976 | xf86CrtcTransformCursorPos(xf86CrtcPtr crtc, int *x, int *y); |
| 977 | |
| 978 | #ifdef XV |
| 979 | /* |
| 980 | * For overlay video, compute the relevant CRTC and |
| 981 | * clip video to that. |
| 982 | * wraps xf86XVClipVideoHelper() |
| 983 | */ |
| 984 | |
| 985 | extern _X_EXPORT Bool |
| 986 | |
| 987 | xf86_crtc_clip_video_helper(ScrnInfoPtr pScrn, |
| 988 | xf86CrtcPtr * crtc_ret, |
| 989 | xf86CrtcPtr desired_crtc, |
| 990 | BoxPtr dst, |
| 991 | INT32 *xa, |
| 992 | INT32 *xb, |
| 993 | INT32 *ya, |
| 994 | INT32 *yb, |
| 995 | RegionPtr reg, INT32 width, INT32 height); |
| 996 | #endif |
| 997 | |
| 998 | extern _X_EXPORT xf86_crtc_notify_proc_ptr |
| 999 | xf86_wrap_crtc_notify(ScreenPtr pScreen, xf86_crtc_notify_proc_ptr new); |
| 1000 | |
| 1001 | extern _X_EXPORT void |
| 1002 | xf86_unwrap_crtc_notify(ScreenPtr pScreen, xf86_crtc_notify_proc_ptr old); |
| 1003 | |
| 1004 | extern _X_EXPORT void |
| 1005 | xf86_crtc_notify(ScreenPtr pScreen); |
| 1006 | |
| 1007 | /** |
| 1008 | * Gamma |
| 1009 | */ |
| 1010 | |
| 1011 | extern _X_EXPORT Bool |
| 1012 | xf86_crtc_supports_gamma(ScrnInfoPtr pScrn); |
| 1013 | |
| 1014 | extern _X_EXPORT void |
| 1015 | xf86ProviderSetup(ScrnInfoPtr scrn, |
| 1016 | const xf86ProviderFuncsRec * funcs, const char *name); |
| 1017 | |
| 1018 | extern _X_EXPORT void |
| 1019 | xf86DetachAllCrtc(ScrnInfoPtr scrn); |
| 1020 | |
| 1021 | #endif /* _XF86CRTC_H_ */ |