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 #ifndef __DRM_CRTC_H__ 26 #define __DRM_CRTC_H__ 27 28 #include <linux/i2c.h> 29 #include <linux/spinlock.h> 30 #include <linux/types.h> 31 #include <linux/idr.h> 32 33 #include <linux/fb.h> 34 35 struct drm_device; 36 struct drm_mode_set; 37 struct drm_framebuffer; 38 39 40 #define DRM_MODE_OBJECT_CRTC 0xcccccccc 41 #define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0 42 #define DRM_MODE_OBJECT_ENCODER 0xe0e0e0e0 43 #define DRM_MODE_OBJECT_MODE 0xdededede 44 #define DRM_MODE_OBJECT_PROPERTY 0xb0b0b0b0 45 #define DRM_MODE_OBJECT_FB 0xfbfbfbfb 46 #define DRM_MODE_OBJECT_BLOB 0xbbbbbbbb 47 48 struct drm_mode_object { 49 uint32_t id; 50 uint32_t type; 51 }; 52 53 /* 54 * Note on terminology: here, for brevity and convenience, we refer to connector 55 * control chips as 'CRTCs'. They can control any type of connector, VGA, LVDS, 56 * DVI, etc. And 'screen' refers to the whole of the visible display, which 57 * may span multiple monitors (and therefore multiple CRTC and connector 58 * structures). 59 */ 60 61 enum drm_mode_status { 62 MODE_OK = 0, /* Mode OK */ 63 MODE_HSYNC, /* hsync out of range */ 64 MODE_VSYNC, /* vsync out of range */ 65 MODE_H_ILLEGAL, /* mode has illegal horizontal timings */ 66 MODE_V_ILLEGAL, /* mode has illegal horizontal timings */ 67 MODE_BAD_WIDTH, /* requires an unsupported linepitch */ 68 MODE_NOMODE, /* no mode with a maching name */ 69 MODE_NO_INTERLACE, /* interlaced mode not supported */ 70 MODE_NO_DBLESCAN, /* doublescan mode not supported */ 71 MODE_NO_VSCAN, /* multiscan mode not supported */ 72 MODE_MEM, /* insufficient video memory */ 73 MODE_VIRTUAL_X, /* mode width too large for specified virtual size */ 74 MODE_VIRTUAL_Y, /* mode height too large for specified virtual size */ 75 MODE_MEM_VIRT, /* insufficient video memory given virtual size */ 76 MODE_NOCLOCK, /* no fixed clock available */ 77 MODE_CLOCK_HIGH, /* clock required is too high */ 78 MODE_CLOCK_LOW, /* clock required is too low */ 79 MODE_CLOCK_RANGE, /* clock/mode isn't in a ClockRange */ 80 MODE_BAD_HVALUE, /* horizontal timing was out of range */ 81 MODE_BAD_VVALUE, /* vertical timing was out of range */ 82 MODE_BAD_VSCAN, /* VScan value out of range */ 83 MODE_HSYNC_NARROW, /* horizontal sync too narrow */ 84 MODE_HSYNC_WIDE, /* horizontal sync too wide */ 85 MODE_HBLANK_NARROW, /* horizontal blanking too narrow */ 86 MODE_HBLANK_WIDE, /* horizontal blanking too wide */ 87 MODE_VSYNC_NARROW, /* vertical sync too narrow */ 88 MODE_VSYNC_WIDE, /* vertical sync too wide */ 89 MODE_VBLANK_NARROW, /* vertical blanking too narrow */ 90 MODE_VBLANK_WIDE, /* vertical blanking too wide */ 91 MODE_PANEL, /* exceeds panel dimensions */ 92 MODE_INTERLACE_WIDTH, /* width too large for interlaced mode */ 93 MODE_ONE_WIDTH, /* only one width is supported */ 94 MODE_ONE_HEIGHT, /* only one height is supported */ 95 MODE_ONE_SIZE, /* only one resolution is supported */ 96 MODE_NO_REDUCED, /* monitor doesn't accept reduced blanking */ 97 MODE_UNVERIFIED = -3, /* mode needs to reverified */ 98 MODE_BAD = -2, /* unspecified reason */ 99 MODE_ERROR = -1 /* error condition */ 100 }; 101 102 #define DRM_MODE_TYPE_CLOCK_CRTC_C (DRM_MODE_TYPE_CLOCK_C | \ 103 DRM_MODE_TYPE_CRTC_C) 104 105 #define DRM_MODE(nm, t, c, hd, hss, hse, ht, hsk, vd, vss, vse, vt, vs, f) \ 106 .name = nm, .status = 0, .type = (t), .clock = (c), \ 107 .hdisplay = (hd), .hsync_start = (hss), .hsync_end = (hse), \ 108 .htotal = (ht), .hskew = (hsk), .vdisplay = (vd), \ 109 .vsync_start = (vss), .vsync_end = (vse), .vtotal = (vt), \ 110 .vscan = (vs), .flags = (f), .vrefresh = 0 111 112 #define CRTC_INTERLACE_HALVE_V 0x1 /* halve V values for interlacing */ 113 114 struct drm_display_mode { 115 /* Header */ 116 struct list_head head; 117 struct drm_mode_object base; 118 119 char name[DRM_DISPLAY_MODE_LEN]; 120 121 int connector_count; 122 enum drm_mode_status status; 123 int type; 124 125 /* Proposed mode values */ 126 int clock; /* in kHz */ 127 int hdisplay; 128 int hsync_start; 129 int hsync_end; 130 int htotal; 131 int hskew; 132 int vdisplay; 133 int vsync_start; 134 int vsync_end; 135 int vtotal; 136 int vscan; 137 unsigned int flags; 138 139 /* Addressable image size (may be 0 for projectors, etc.) */ 140 int width_mm; 141 int height_mm; 142 143 /* Actual mode we give to hw */ 144 int clock_index; 145 int synth_clock; 146 int crtc_hdisplay; 147 int crtc_hblank_start; 148 int crtc_hblank_end; 149 int crtc_hsync_start; 150 int crtc_hsync_end; 151 int crtc_htotal; 152 int crtc_hskew; 153 int crtc_vdisplay; 154 int crtc_vblank_start; 155 int crtc_vblank_end; 156 int crtc_vsync_start; 157 int crtc_vsync_end; 158 int crtc_vtotal; 159 int crtc_hadjusted; 160 int crtc_vadjusted; 161 162 /* Driver private mode info */ 163 int private_size; 164 int *private; 165 int private_flags; 166 167 int vrefresh; /* in Hz */ 168 int hsync; /* in kHz */ 169 }; 170 171 enum drm_connector_status { 172 connector_status_connected = 1, 173 connector_status_disconnected = 2, 174 connector_status_unknown = 3, 175 }; 176 177 enum subpixel_order { 178 SubPixelUnknown = 0, 179 SubPixelHorizontalRGB, 180 SubPixelHorizontalBGR, 181 SubPixelVerticalRGB, 182 SubPixelVerticalBGR, 183 SubPixelNone, 184 }; 185 186 187 /* 188 * Describes a given display (e.g. CRT or flat panel) and its limitations. 189 */ 190 struct drm_display_info { 191 char name[DRM_DISPLAY_INFO_LEN]; 192 193 /* Physical size */ 194 unsigned int width_mm; 195 unsigned int height_mm; 196 197 /* Clock limits FIXME: storage format */ 198 unsigned int min_vfreq, max_vfreq; 199 unsigned int min_hfreq, max_hfreq; 200 unsigned int pixel_clock; 201 202 enum subpixel_order subpixel_order; 203 204 char *raw_edid; /* if any */ 205 }; 206 207 struct drm_framebuffer_funcs { 208 void (*destroy)(struct drm_framebuffer *framebuffer); 209 int (*create_handle)(struct drm_framebuffer *fb, 210 struct drm_file *file_priv, 211 unsigned int *handle); 212 /** 213 * Optinal callback for the dirty fb ioctl. 214 * 215 * Userspace can notify the driver via this callback 216 * that a area of the framebuffer has changed and should 217 * be flushed to the display hardware. 218 * 219 * See documentation in drm_mode.h for the struct 220 * drm_mode_fb_dirty_cmd for more information as all 221 * the semantics and arguments have a one to one mapping 222 * on this function. 223 */ 224 int (*dirty)(struct drm_framebuffer *framebuffer, unsigned flags, 225 unsigned color, struct drm_clip_rect *clips, 226 unsigned num_clips); 227 }; 228 229 struct drm_framebuffer { 230 struct drm_device *dev; 231 struct list_head head; 232 struct drm_mode_object base; 233 const struct drm_framebuffer_funcs *funcs; 234 unsigned int pitch; 235 unsigned int width; 236 unsigned int height; 237 /* depth can be 15 or 16 */ 238 unsigned int depth; 239 int bits_per_pixel; 240 int flags; 241 struct list_head filp_head; 242 /* if you are using the helper */ 243 void *helper_private; 244 }; 245 246 struct drm_property_blob { 247 struct drm_mode_object base; 248 struct list_head head; 249 unsigned int length; 250 void *data; 251 }; 252 253 struct drm_property_enum { 254 uint64_t value; 255 struct list_head head; 256 char name[DRM_PROP_NAME_LEN]; 257 }; 258 259 struct drm_property { 260 struct list_head head; 261 struct drm_mode_object base; 262 uint32_t flags; 263 char name[DRM_PROP_NAME_LEN]; 264 uint32_t num_values; 265 uint64_t *values; 266 267 struct list_head enum_blob_list; 268 }; 269 270 struct drm_crtc; 271 struct drm_connector; 272 struct drm_encoder; 273 struct drm_pending_vblank_event; 274 275 /** 276 * drm_crtc_funcs - control CRTCs for a given device 277 * @dpms: control display power levels 278 * @save: save CRTC state 279 * @resore: restore CRTC state 280 * @lock: lock the CRTC 281 * @unlock: unlock the CRTC 282 * @shadow_allocate: allocate shadow pixmap 283 * @shadow_create: create shadow pixmap for rotation support 284 * @shadow_destroy: free shadow pixmap 285 * @mode_fixup: fixup proposed mode 286 * @mode_set: set the desired mode on the CRTC 287 * @gamma_set: specify color ramp for CRTC 288 * @destroy: deinit and free object. 289 * 290 * The drm_crtc_funcs structure is the central CRTC management structure 291 * in the DRM. Each CRTC controls one or more connectors (note that the name 292 * CRTC is simply historical, a CRTC may control LVDS, VGA, DVI, TV out, etc. 293 * connectors, not just CRTs). 294 * 295 * Each driver is responsible for filling out this structure at startup time, 296 * in addition to providing other modesetting features, like i2c and DDC 297 * bus accessors. 298 */ 299 struct drm_crtc_funcs { 300 /* Save CRTC state */ 301 void (*save)(struct drm_crtc *crtc); /* suspend? */ 302 /* Restore CRTC state */ 303 void (*restore)(struct drm_crtc *crtc); /* resume? */ 304 305 /* cursor controls */ 306 int (*cursor_set)(struct drm_crtc *crtc, struct drm_file *file_priv, 307 uint32_t handle, uint32_t width, uint32_t height); 308 int (*cursor_move)(struct drm_crtc *crtc, int x, int y); 309 310 /* Set gamma on the CRTC */ 311 void (*gamma_set)(struct drm_crtc *crtc, u16 *r, u16 *g, u16 *b, 312 uint32_t start, uint32_t size); 313 /* Object destroy routine */ 314 void (*destroy)(struct drm_crtc *crtc); 315 316 int (*set_config)(struct drm_mode_set *set); 317 318 /* 319 * Flip to the given framebuffer. This implements the page 320 * flip ioctl descibed in drm_mode.h, specifically, the 321 * implementation must return immediately and block all 322 * rendering to the current fb until the flip has completed. 323 * If userspace set the event flag in the ioctl, the event 324 * argument will point to an event to send back when the flip 325 * completes, otherwise it will be NULL. 326 */ 327 int (*page_flip)(struct drm_crtc *crtc, 328 struct drm_framebuffer *fb, 329 struct drm_pending_vblank_event *event); 330 }; 331 332 /** 333 * drm_crtc - central CRTC control structure 334 * @enabled: is this CRTC enabled? 335 * @x: x position on screen 336 * @y: y position on screen 337 * @funcs: CRTC control functions 338 * 339 * Each CRTC may have one or more connectors associated with it. This structure 340 * allows the CRTC to be controlled. 341 */ 342 struct drm_crtc { 343 struct drm_device *dev; 344 struct list_head head; 345 346 struct drm_mode_object base; 347 348 /* framebuffer the connector is currently bound to */ 349 struct drm_framebuffer *fb; 350 351 bool enabled; 352 353 struct drm_display_mode mode; 354 355 int x, y; 356 const struct drm_crtc_funcs *funcs; 357 358 /* CRTC gamma size for reporting to userspace */ 359 uint32_t gamma_size; 360 uint16_t *gamma_store; 361 362 /* if you are using the helper */ 363 void *helper_private; 364 }; 365 366 367 /** 368 * drm_connector_funcs - control connectors on a given device 369 * @dpms: set power state (see drm_crtc_funcs above) 370 * @save: save connector state 371 * @restore: restore connector state 372 * @mode_valid: is this mode valid on the given connector? 373 * @mode_fixup: try to fixup proposed mode for this connector 374 * @mode_set: set this mode 375 * @detect: is this connector active? 376 * @get_modes: get mode list for this connector 377 * @set_property: property for this connector may need update 378 * @destroy: make object go away 379 * @force: notify the driver the connector is forced on 380 * 381 * Each CRTC may have one or more connectors attached to it. The functions 382 * below allow the core DRM code to control connectors, enumerate available modes, 383 * etc. 384 */ 385 struct drm_connector_funcs { 386 void (*dpms)(struct drm_connector *connector, int mode); 387 void (*save)(struct drm_connector *connector); 388 void (*restore)(struct drm_connector *connector); 389 390 /* Check to see if anything is attached to the connector. 391 * @force is set to false whilst polling, true when checking the 392 * connector due to user request. @force can be used by the driver 393 * to avoid expensive, destructive operations during automated 394 * probing. 395 */ 396 enum drm_connector_status (*detect)(struct drm_connector *connector, 397 bool force); 398 int (*fill_modes)(struct drm_connector *connector, uint32_t max_width, uint32_t max_height); 399 int (*set_property)(struct drm_connector *connector, struct drm_property *property, 400 uint64_t val); 401 void (*destroy)(struct drm_connector *connector); 402 void (*force)(struct drm_connector *connector); 403 }; 404 405 struct drm_encoder_funcs { 406 void (*destroy)(struct drm_encoder *encoder); 407 }; 408 409 #define DRM_CONNECTOR_MAX_UMODES 16 410 #define DRM_CONNECTOR_MAX_PROPERTY 16 411 #define DRM_CONNECTOR_LEN 32 412 #define DRM_CONNECTOR_MAX_ENCODER 2 413 414 /** 415 * drm_encoder - central DRM encoder structure 416 */ 417 struct drm_encoder { 418 struct drm_device *dev; 419 struct list_head head; 420 421 struct drm_mode_object base; 422 int encoder_type; 423 uint32_t possible_crtcs; 424 uint32_t possible_clones; 425 426 struct drm_crtc *crtc; 427 const struct drm_encoder_funcs *funcs; 428 void *helper_private; 429 }; 430 431 enum drm_connector_force { 432 DRM_FORCE_UNSPECIFIED, 433 DRM_FORCE_OFF, 434 DRM_FORCE_ON, /* force on analog part normally */ 435 DRM_FORCE_ON_DIGITAL, /* for DVI-I use digital connector */ 436 }; 437 438 /* should we poll this connector for connects and disconnects */ 439 /* hot plug detectable */ 440 #define DRM_CONNECTOR_POLL_HPD (1 << 0) 441 /* poll for connections */ 442 #define DRM_CONNECTOR_POLL_CONNECT (1 << 1) 443 /* can cleanly poll for disconnections without flickering the screen */ 444 /* DACs should rarely do this without a lot of testing */ 445 #define DRM_CONNECTOR_POLL_DISCONNECT (1 << 2) 446 447 /** 448 * drm_connector - central DRM connector control structure 449 * @crtc: CRTC this connector is currently connected to, NULL if none 450 * @interlace_allowed: can this connector handle interlaced modes? 451 * @doublescan_allowed: can this connector handle doublescan? 452 * @available_modes: modes available on this connector (from get_modes() + user) 453 * @initial_x: initial x position for this connector 454 * @initial_y: initial y position for this connector 455 * @status: connector connected? 456 * @funcs: connector control functions 457 * 458 * Each connector may be connected to one or more CRTCs, or may be clonable by 459 * another connector if they can share a CRTC. Each connector also has a specific 460 * position in the broader display (referred to as a 'screen' though it could 461 * span multiple monitors). 462 */ 463 struct drm_connector { 464 struct drm_device *dev; 465 struct device kdev; 466 struct device_attribute *attr; 467 struct list_head head; 468 469 struct drm_mode_object base; 470 471 int connector_type; 472 int connector_type_id; 473 bool interlace_allowed; 474 bool doublescan_allowed; 475 struct list_head modes; /* list of modes on this connector */ 476 477 int initial_x, initial_y; 478 enum drm_connector_status status; 479 480 /* these are modes added by probing with DDC or the BIOS */ 481 struct list_head probed_modes; 482 483 struct drm_display_info display_info; 484 const struct drm_connector_funcs *funcs; 485 486 struct list_head user_modes; 487 struct drm_property_blob *edid_blob_ptr; 488 u32 property_ids[DRM_CONNECTOR_MAX_PROPERTY]; 489 uint64_t property_values[DRM_CONNECTOR_MAX_PROPERTY]; 490 491 uint8_t polled; /* DRM_CONNECTOR_POLL_* */ 492 493 /* requested DPMS state */ 494 int dpms; 495 496 void *helper_private; 497 498 /* forced on connector */ 499 enum drm_connector_force force; 500 uint32_t encoder_ids[DRM_CONNECTOR_MAX_ENCODER]; 501 uint32_t force_encoder_id; 502 struct drm_encoder *encoder; /* currently active encoder */ 503 }; 504 505 /** 506 * struct drm_mode_set 507 * 508 * Represents a single crtc the connectors that it drives with what mode 509 * and from which framebuffer it scans out from. 510 * 511 * This is used to set modes. 512 */ 513 struct drm_mode_set { 514 struct list_head head; 515 516 struct drm_framebuffer *fb; 517 struct drm_crtc *crtc; 518 struct drm_display_mode *mode; 519 520 uint32_t x; 521 uint32_t y; 522 523 struct drm_connector **connectors; 524 size_t num_connectors; 525 }; 526 527 /** 528 * struct drm_mode_config_funcs - configure CRTCs for a given screen layout 529 */ 530 struct drm_mode_config_funcs { 531 struct drm_framebuffer *(*fb_create)(struct drm_device *dev, struct drm_file *file_priv, struct drm_mode_fb_cmd *mode_cmd); 532 void (*output_poll_changed)(struct drm_device *dev); 533 }; 534 535 struct drm_mode_group { 536 uint32_t num_crtcs; 537 uint32_t num_encoders; 538 uint32_t num_connectors; 539 540 /* list of object IDs for this group */ 541 uint32_t *id_list; 542 }; 543 544 /** 545 * drm_mode_config - Mode configuration control structure 546 * 547 */ 548 struct drm_mode_config { 549 struct mutex mutex; /* protects configuration (mode lists etc.) */ 550 struct mutex idr_mutex; /* for IDR management */ 551 struct idr crtc_idr; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */ 552 /* this is limited to one for now */ 553 int num_fb; 554 struct list_head fb_list; 555 int num_connector; 556 struct list_head connector_list; 557 int num_encoder; 558 struct list_head encoder_list; 559 560 int num_crtc; 561 struct list_head crtc_list; 562 563 struct list_head property_list; 564 565 int min_width, min_height; 566 int max_width, max_height; 567 struct drm_mode_config_funcs *funcs; 568 resource_size_t fb_base; 569 570 /* output poll support */ 571 bool poll_enabled; 572 struct delayed_work output_poll_work; 573 574 /* pointers to standard properties */ 575 struct list_head property_blob_list; 576 struct drm_property *edid_property; 577 struct drm_property *dpms_property; 578 579 /* DVI-I properties */ 580 struct drm_property *dvi_i_subconnector_property; 581 struct drm_property *dvi_i_select_subconnector_property; 582 583 /* TV properties */ 584 struct drm_property *tv_subconnector_property; 585 struct drm_property *tv_select_subconnector_property; 586 struct drm_property *tv_mode_property; 587 struct drm_property *tv_left_margin_property; 588 struct drm_property *tv_right_margin_property; 589 struct drm_property *tv_top_margin_property; 590 struct drm_property *tv_bottom_margin_property; 591 struct drm_property *tv_brightness_property; 592 struct drm_property *tv_contrast_property; 593 struct drm_property *tv_flicker_reduction_property; 594 struct drm_property *tv_overscan_property; 595 struct drm_property *tv_saturation_property; 596 struct drm_property *tv_hue_property; 597 598 /* Optional properties */ 599 struct drm_property *scaling_mode_property; 600 struct drm_property *dithering_mode_property; 601 struct drm_property *dirty_info_property; 602 }; 603 604 #define obj_to_crtc(x) container_of(x, struct drm_crtc, base) 605 #define obj_to_connector(x) container_of(x, struct drm_connector, base) 606 #define obj_to_encoder(x) container_of(x, struct drm_encoder, base) 607 #define obj_to_mode(x) container_of(x, struct drm_display_mode, base) 608 #define obj_to_fb(x) container_of(x, struct drm_framebuffer, base) 609 #define obj_to_property(x) container_of(x, struct drm_property, base) 610 #define obj_to_blob(x) container_of(x, struct drm_property_blob, base) 611 612 613 extern void drm_crtc_init(struct drm_device *dev, 614 struct drm_crtc *crtc, 615 const struct drm_crtc_funcs *funcs); 616 extern void drm_crtc_cleanup(struct drm_crtc *crtc); 617 618 extern void drm_connector_init(struct drm_device *dev, 619 struct drm_connector *connector, 620 const struct drm_connector_funcs *funcs, 621 int connector_type); 622 623 extern void drm_connector_cleanup(struct drm_connector *connector); 624 625 extern void drm_encoder_init(struct drm_device *dev, 626 struct drm_encoder *encoder, 627 const struct drm_encoder_funcs *funcs, 628 int encoder_type); 629 630 extern void drm_encoder_cleanup(struct drm_encoder *encoder); 631 632 extern char *drm_get_connector_name(struct drm_connector *connector); 633 extern char *drm_get_dpms_name(int val); 634 extern char *drm_get_dvi_i_subconnector_name(int val); 635 extern char *drm_get_dvi_i_select_name(int val); 636 extern char *drm_get_tv_subconnector_name(int val); 637 extern char *drm_get_tv_select_name(int val); 638 extern void drm_fb_release(struct drm_file *file_priv); 639 extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group); 640 extern struct edid *drm_get_edid(struct drm_connector *connector, 641 struct i2c_adapter *adapter); 642 extern int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid); 643 extern void drm_mode_probed_add(struct drm_connector *connector, struct drm_display_mode *mode); 644 extern void drm_mode_remove(struct drm_connector *connector, struct drm_display_mode *mode); 645 extern struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev, 646 struct drm_display_mode *mode); 647 extern void drm_mode_debug_printmodeline(struct drm_display_mode *mode); 648 extern void drm_mode_config_init(struct drm_device *dev); 649 extern void drm_mode_config_cleanup(struct drm_device *dev); 650 extern void drm_mode_set_name(struct drm_display_mode *mode); 651 extern bool drm_mode_equal(struct drm_display_mode *mode1, struct drm_display_mode *mode2); 652 extern int drm_mode_width(struct drm_display_mode *mode); 653 extern int drm_mode_height(struct drm_display_mode *mode); 654 655 /* for us by fb module */ 656 extern int drm_mode_attachmode_crtc(struct drm_device *dev, 657 struct drm_crtc *crtc, 658 struct drm_display_mode *mode); 659 extern int drm_mode_detachmode_crtc(struct drm_device *dev, struct drm_display_mode *mode); 660 661 extern struct drm_display_mode *drm_mode_create(struct drm_device *dev); 662 extern void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode); 663 extern void drm_mode_list_concat(struct list_head *head, 664 struct list_head *new); 665 extern void drm_mode_validate_size(struct drm_device *dev, 666 struct list_head *mode_list, 667 int maxX, int maxY, int maxPitch); 668 extern void drm_mode_prune_invalid(struct drm_device *dev, 669 struct list_head *mode_list, bool verbose); 670 extern void drm_mode_sort(struct list_head *mode_list); 671 extern int drm_mode_hsync(struct drm_display_mode *mode); 672 extern int drm_mode_vrefresh(struct drm_display_mode *mode); 673 extern void drm_mode_set_crtcinfo(struct drm_display_mode *p, 674 int adjust_flags); 675 extern void drm_mode_connector_list_update(struct drm_connector *connector); 676 extern int drm_mode_connector_update_edid_property(struct drm_connector *connector, 677 struct edid *edid); 678 extern int drm_connector_property_set_value(struct drm_connector *connector, 679 struct drm_property *property, 680 uint64_t value); 681 extern int drm_connector_property_get_value(struct drm_connector *connector, 682 struct drm_property *property, 683 uint64_t *value); 684 extern struct drm_display_mode *drm_crtc_mode_create(struct drm_device *dev); 685 extern void drm_framebuffer_set_object(struct drm_device *dev, 686 unsigned long handle); 687 extern int drm_framebuffer_init(struct drm_device *dev, 688 struct drm_framebuffer *fb, 689 const struct drm_framebuffer_funcs *funcs); 690 extern void drm_framebuffer_cleanup(struct drm_framebuffer *fb); 691 extern int drmfb_probe(struct drm_device *dev, struct drm_crtc *crtc); 692 extern int drmfb_remove(struct drm_device *dev, struct drm_framebuffer *fb); 693 extern void drm_crtc_probe_connector_modes(struct drm_device *dev, int maxX, int maxY); 694 extern bool drm_crtc_in_use(struct drm_crtc *crtc); 695 696 extern int drm_connector_attach_property(struct drm_connector *connector, 697 struct drm_property *property, uint64_t init_val); 698 extern struct drm_property *drm_property_create(struct drm_device *dev, int flags, 699 const char *name, int num_values); 700 extern void drm_property_destroy(struct drm_device *dev, struct drm_property *property); 701 extern int drm_property_add_enum(struct drm_property *property, int index, 702 uint64_t value, const char *name); 703 extern int drm_mode_create_dvi_i_properties(struct drm_device *dev); 704 extern int drm_mode_create_tv_properties(struct drm_device *dev, int num_formats, 705 char *formats[]); 706 extern int drm_mode_create_scaling_mode_property(struct drm_device *dev); 707 extern int drm_mode_create_dithering_property(struct drm_device *dev); 708 extern int drm_mode_create_dirty_info_property(struct drm_device *dev); 709 extern char *drm_get_encoder_name(struct drm_encoder *encoder); 710 711 extern int drm_mode_connector_attach_encoder(struct drm_connector *connector, 712 struct drm_encoder *encoder); 713 extern void drm_mode_connector_detach_encoder(struct drm_connector *connector, 714 struct drm_encoder *encoder); 715 extern bool drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, 716 int gamma_size); 717 extern struct drm_mode_object *drm_mode_object_find(struct drm_device *dev, 718 uint32_t id, uint32_t type); 719 /* IOCTLs */ 720 extern int drm_mode_getresources(struct drm_device *dev, 721 void *data, struct drm_file *file_priv); 722 723 extern int drm_mode_getcrtc(struct drm_device *dev, 724 void *data, struct drm_file *file_priv); 725 extern int drm_mode_getconnector(struct drm_device *dev, 726 void *data, struct drm_file *file_priv); 727 extern int drm_mode_setcrtc(struct drm_device *dev, 728 void *data, struct drm_file *file_priv); 729 extern int drm_mode_cursor_ioctl(struct drm_device *dev, 730 void *data, struct drm_file *file_priv); 731 extern int drm_mode_addfb(struct drm_device *dev, 732 void *data, struct drm_file *file_priv); 733 extern int drm_mode_rmfb(struct drm_device *dev, 734 void *data, struct drm_file *file_priv); 735 extern int drm_mode_getfb(struct drm_device *dev, 736 void *data, struct drm_file *file_priv); 737 extern int drm_mode_dirtyfb_ioctl(struct drm_device *dev, 738 void *data, struct drm_file *file_priv); 739 extern int drm_mode_addmode_ioctl(struct drm_device *dev, 740 void *data, struct drm_file *file_priv); 741 extern int drm_mode_rmmode_ioctl(struct drm_device *dev, 742 void *data, struct drm_file *file_priv); 743 extern int drm_mode_attachmode_ioctl(struct drm_device *dev, 744 void *data, struct drm_file *file_priv); 745 extern int drm_mode_detachmode_ioctl(struct drm_device *dev, 746 void *data, struct drm_file *file_priv); 747 748 extern int drm_mode_getproperty_ioctl(struct drm_device *dev, 749 void *data, struct drm_file *file_priv); 750 extern int drm_mode_getblob_ioctl(struct drm_device *dev, 751 void *data, struct drm_file *file_priv); 752 extern int drm_mode_connector_property_set_ioctl(struct drm_device *dev, 753 void *data, struct drm_file *file_priv); 754 extern int drm_mode_hotplug_ioctl(struct drm_device *dev, 755 void *data, struct drm_file *file_priv); 756 extern int drm_mode_replacefb(struct drm_device *dev, 757 void *data, struct drm_file *file_priv); 758 extern int drm_mode_getencoder(struct drm_device *dev, 759 void *data, struct drm_file *file_priv); 760 extern int drm_mode_gamma_get_ioctl(struct drm_device *dev, 761 void *data, struct drm_file *file_priv); 762 extern int drm_mode_gamma_set_ioctl(struct drm_device *dev, 763 void *data, struct drm_file *file_priv); 764 extern bool drm_detect_hdmi_monitor(struct edid *edid); 765 extern int drm_mode_page_flip_ioctl(struct drm_device *dev, 766 void *data, struct drm_file *file_priv); 767 extern struct drm_display_mode *drm_cvt_mode(struct drm_device *dev, 768 int hdisplay, int vdisplay, int vrefresh, 769 bool reduced, bool interlaced, bool margins); 770 extern struct drm_display_mode *drm_gtf_mode(struct drm_device *dev, 771 int hdisplay, int vdisplay, int vrefresh, 772 bool interlaced, int margins); 773 extern struct drm_display_mode *drm_gtf_mode_complex(struct drm_device *dev, 774 int hdisplay, int vdisplay, int vrefresh, 775 bool interlaced, int margins, int GTF_M, 776 int GTF_2C, int GTF_K, int GTF_2J); 777 extern int drm_add_modes_noedid(struct drm_connector *connector, 778 int hdisplay, int vdisplay); 779 780 extern bool drm_edid_is_valid(struct edid *edid); 781 struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev, 782 int hsize, int vsize, int fresh); 783 #endif /* __DRM_CRTC_H__ */ 784