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, 225 struct drm_file *file_priv, unsigned flags, 226 unsigned color, struct drm_clip_rect *clips, 227 unsigned num_clips); 228 }; 229 230 struct drm_framebuffer { 231 struct drm_device *dev; 232 struct list_head head; 233 struct drm_mode_object base; 234 const struct drm_framebuffer_funcs *funcs; 235 unsigned int pitch; 236 unsigned int width; 237 unsigned int height; 238 /* depth can be 15 or 16 */ 239 unsigned int depth; 240 int bits_per_pixel; 241 int flags; 242 struct list_head filp_head; 243 /* if you are using the helper */ 244 void *helper_private; 245 }; 246 247 struct drm_property_blob { 248 struct drm_mode_object base; 249 struct list_head head; 250 unsigned int length; 251 void *data; 252 }; 253 254 struct drm_property_enum { 255 uint64_t value; 256 struct list_head head; 257 char name[DRM_PROP_NAME_LEN]; 258 }; 259 260 struct drm_property { 261 struct list_head head; 262 struct drm_mode_object base; 263 uint32_t flags; 264 char name[DRM_PROP_NAME_LEN]; 265 uint32_t num_values; 266 uint64_t *values; 267 268 struct list_head enum_blob_list; 269 }; 270 271 struct drm_crtc; 272 struct drm_connector; 273 struct drm_encoder; 274 struct drm_pending_vblank_event; 275 276 /** 277 * drm_crtc_funcs - control CRTCs for a given device 278 * @dpms: control display power levels 279 * @save: save CRTC state 280 * @resore: restore CRTC state 281 * @lock: lock the CRTC 282 * @unlock: unlock the CRTC 283 * @shadow_allocate: allocate shadow pixmap 284 * @shadow_create: create shadow pixmap for rotation support 285 * @shadow_destroy: free shadow pixmap 286 * @mode_fixup: fixup proposed mode 287 * @mode_set: set the desired mode on the CRTC 288 * @gamma_set: specify color ramp for CRTC 289 * @destroy: deinit and free object. 290 * 291 * The drm_crtc_funcs structure is the central CRTC management structure 292 * in the DRM. Each CRTC controls one or more connectors (note that the name 293 * CRTC is simply historical, a CRTC may control LVDS, VGA, DVI, TV out, etc. 294 * connectors, not just CRTs). 295 * 296 * Each driver is responsible for filling out this structure at startup time, 297 * in addition to providing other modesetting features, like i2c and DDC 298 * bus accessors. 299 */ 300 struct drm_crtc_funcs { 301 /* Save CRTC state */ 302 void (*save)(struct drm_crtc *crtc); /* suspend? */ 303 /* Restore CRTC state */ 304 void (*restore)(struct drm_crtc *crtc); /* resume? */ 305 306 /* cursor controls */ 307 int (*cursor_set)(struct drm_crtc *crtc, struct drm_file *file_priv, 308 uint32_t handle, uint32_t width, uint32_t height); 309 int (*cursor_move)(struct drm_crtc *crtc, int x, int y); 310 311 /* Set gamma on the CRTC */ 312 void (*gamma_set)(struct drm_crtc *crtc, u16 *r, u16 *g, u16 *b, 313 uint32_t start, uint32_t size); 314 /* Object destroy routine */ 315 void (*destroy)(struct drm_crtc *crtc); 316 317 int (*set_config)(struct drm_mode_set *set); 318 319 /* 320 * Flip to the given framebuffer. This implements the page 321 * flip ioctl descibed in drm_mode.h, specifically, the 322 * implementation must return immediately and block all 323 * rendering to the current fb until the flip has completed. 324 * If userspace set the event flag in the ioctl, the event 325 * argument will point to an event to send back when the flip 326 * completes, otherwise it will be NULL. 327 */ 328 int (*page_flip)(struct drm_crtc *crtc, 329 struct drm_framebuffer *fb, 330 struct drm_pending_vblank_event *event); 331 }; 332 333 /** 334 * drm_crtc - central CRTC control structure 335 * @enabled: is this CRTC enabled? 336 * @x: x position on screen 337 * @y: y position on screen 338 * @funcs: CRTC control functions 339 * 340 * Each CRTC may have one or more connectors associated with it. This structure 341 * allows the CRTC to be controlled. 342 */ 343 struct drm_crtc { 344 struct drm_device *dev; 345 struct list_head head; 346 347 struct drm_mode_object base; 348 349 /* framebuffer the connector is currently bound to */ 350 struct drm_framebuffer *fb; 351 352 bool enabled; 353 354 struct drm_display_mode mode; 355 356 int x, y; 357 const struct drm_crtc_funcs *funcs; 358 359 /* CRTC gamma size for reporting to userspace */ 360 uint32_t gamma_size; 361 uint16_t *gamma_store; 362 363 /* if you are using the helper */ 364 void *helper_private; 365 }; 366 367 368 /** 369 * drm_connector_funcs - control connectors on a given device 370 * @dpms: set power state (see drm_crtc_funcs above) 371 * @save: save connector state 372 * @restore: restore connector state 373 * @mode_valid: is this mode valid on the given connector? 374 * @mode_fixup: try to fixup proposed mode for this connector 375 * @mode_set: set this mode 376 * @detect: is this connector active? 377 * @get_modes: get mode list for this connector 378 * @set_property: property for this connector may need update 379 * @destroy: make object go away 380 * @force: notify the driver the connector is forced on 381 * 382 * Each CRTC may have one or more connectors attached to it. The functions 383 * below allow the core DRM code to control connectors, enumerate available modes, 384 * etc. 385 */ 386 struct drm_connector_funcs { 387 void (*dpms)(struct drm_connector *connector, int mode); 388 void (*save)(struct drm_connector *connector); 389 void (*restore)(struct drm_connector *connector); 390 391 /* Check to see if anything is attached to the connector. 392 * @force is set to false whilst polling, true when checking the 393 * connector due to user request. @force can be used by the driver 394 * to avoid expensive, destructive operations during automated 395 * probing. 396 */ 397 enum drm_connector_status (*detect)(struct drm_connector *connector, 398 bool force); 399 int (*fill_modes)(struct drm_connector *connector, uint32_t max_width, uint32_t max_height); 400 int (*set_property)(struct drm_connector *connector, struct drm_property *property, 401 uint64_t val); 402 void (*destroy)(struct drm_connector *connector); 403 void (*force)(struct drm_connector *connector); 404 }; 405 406 struct drm_encoder_funcs { 407 void (*destroy)(struct drm_encoder *encoder); 408 }; 409 410 #define DRM_CONNECTOR_MAX_UMODES 16 411 #define DRM_CONNECTOR_MAX_PROPERTY 16 412 #define DRM_CONNECTOR_LEN 32 413 #define DRM_CONNECTOR_MAX_ENCODER 2 414 415 /** 416 * drm_encoder - central DRM encoder structure 417 */ 418 struct drm_encoder { 419 struct drm_device *dev; 420 struct list_head head; 421 422 struct drm_mode_object base; 423 int encoder_type; 424 uint32_t possible_crtcs; 425 uint32_t possible_clones; 426 427 struct drm_crtc *crtc; 428 const struct drm_encoder_funcs *funcs; 429 void *helper_private; 430 }; 431 432 enum drm_connector_force { 433 DRM_FORCE_UNSPECIFIED, 434 DRM_FORCE_OFF, 435 DRM_FORCE_ON, /* force on analog part normally */ 436 DRM_FORCE_ON_DIGITAL, /* for DVI-I use digital connector */ 437 }; 438 439 /* should we poll this connector for connects and disconnects */ 440 /* hot plug detectable */ 441 #define DRM_CONNECTOR_POLL_HPD (1 << 0) 442 /* poll for connections */ 443 #define DRM_CONNECTOR_POLL_CONNECT (1 << 1) 444 /* can cleanly poll for disconnections without flickering the screen */ 445 /* DACs should rarely do this without a lot of testing */ 446 #define DRM_CONNECTOR_POLL_DISCONNECT (1 << 2) 447 448 /** 449 * drm_connector - central DRM connector control structure 450 * @crtc: CRTC this connector is currently connected to, NULL if none 451 * @interlace_allowed: can this connector handle interlaced modes? 452 * @doublescan_allowed: can this connector handle doublescan? 453 * @available_modes: modes available on this connector (from get_modes() + user) 454 * @initial_x: initial x position for this connector 455 * @initial_y: initial y position for this connector 456 * @status: connector connected? 457 * @funcs: connector control functions 458 * 459 * Each connector may be connected to one or more CRTCs, or may be clonable by 460 * another connector if they can share a CRTC. Each connector also has a specific 461 * position in the broader display (referred to as a 'screen' though it could 462 * span multiple monitors). 463 */ 464 struct drm_connector { 465 struct drm_device *dev; 466 struct device kdev; 467 struct device_attribute *attr; 468 struct list_head head; 469 470 struct drm_mode_object base; 471 472 int connector_type; 473 int connector_type_id; 474 bool interlace_allowed; 475 bool doublescan_allowed; 476 struct list_head modes; /* list of modes on this connector */ 477 478 int initial_x, initial_y; 479 enum drm_connector_status status; 480 481 /* these are modes added by probing with DDC or the BIOS */ 482 struct list_head probed_modes; 483 484 struct drm_display_info display_info; 485 const struct drm_connector_funcs *funcs; 486 487 struct list_head user_modes; 488 struct drm_property_blob *edid_blob_ptr; 489 u32 property_ids[DRM_CONNECTOR_MAX_PROPERTY]; 490 uint64_t property_values[DRM_CONNECTOR_MAX_PROPERTY]; 491 492 uint8_t polled; /* DRM_CONNECTOR_POLL_* */ 493 494 /* requested DPMS state */ 495 int dpms; 496 497 void *helper_private; 498 499 /* forced on connector */ 500 enum drm_connector_force force; 501 uint32_t encoder_ids[DRM_CONNECTOR_MAX_ENCODER]; 502 uint32_t force_encoder_id; 503 struct drm_encoder *encoder; /* currently active encoder */ 504 }; 505 506 /** 507 * struct drm_mode_set 508 * 509 * Represents a single crtc the connectors that it drives with what mode 510 * and from which framebuffer it scans out from. 511 * 512 * This is used to set modes. 513 */ 514 struct drm_mode_set { 515 struct list_head head; 516 517 struct drm_framebuffer *fb; 518 struct drm_crtc *crtc; 519 struct drm_display_mode *mode; 520 521 uint32_t x; 522 uint32_t y; 523 524 struct drm_connector **connectors; 525 size_t num_connectors; 526 }; 527 528 /** 529 * struct drm_mode_config_funcs - configure CRTCs for a given screen layout 530 */ 531 struct drm_mode_config_funcs { 532 struct drm_framebuffer *(*fb_create)(struct drm_device *dev, struct drm_file *file_priv, struct drm_mode_fb_cmd *mode_cmd); 533 void (*output_poll_changed)(struct drm_device *dev); 534 }; 535 536 struct drm_mode_group { 537 uint32_t num_crtcs; 538 uint32_t num_encoders; 539 uint32_t num_connectors; 540 541 /* list of object IDs for this group */ 542 uint32_t *id_list; 543 }; 544 545 /** 546 * drm_mode_config - Mode configuration control structure 547 * 548 */ 549 struct drm_mode_config { 550 struct mutex mutex; /* protects configuration (mode lists etc.) */ 551 struct mutex idr_mutex; /* for IDR management */ 552 struct idr crtc_idr; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */ 553 /* this is limited to one for now */ 554 int num_fb; 555 struct list_head fb_list; 556 int num_connector; 557 struct list_head connector_list; 558 int num_encoder; 559 struct list_head encoder_list; 560 561 int num_crtc; 562 struct list_head crtc_list; 563 564 struct list_head property_list; 565 566 int min_width, min_height; 567 int max_width, max_height; 568 struct drm_mode_config_funcs *funcs; 569 resource_size_t fb_base; 570 571 /* output poll support */ 572 bool poll_enabled; 573 struct delayed_work output_poll_work; 574 575 /* pointers to standard properties */ 576 struct list_head property_blob_list; 577 struct drm_property *edid_property; 578 struct drm_property *dpms_property; 579 580 /* DVI-I properties */ 581 struct drm_property *dvi_i_subconnector_property; 582 struct drm_property *dvi_i_select_subconnector_property; 583 584 /* TV properties */ 585 struct drm_property *tv_subconnector_property; 586 struct drm_property *tv_select_subconnector_property; 587 struct drm_property *tv_mode_property; 588 struct drm_property *tv_left_margin_property; 589 struct drm_property *tv_right_margin_property; 590 struct drm_property *tv_top_margin_property; 591 struct drm_property *tv_bottom_margin_property; 592 struct drm_property *tv_brightness_property; 593 struct drm_property *tv_contrast_property; 594 struct drm_property *tv_flicker_reduction_property; 595 struct drm_property *tv_overscan_property; 596 struct drm_property *tv_saturation_property; 597 struct drm_property *tv_hue_property; 598 599 /* Optional properties */ 600 struct drm_property *scaling_mode_property; 601 struct drm_property *dithering_mode_property; 602 struct drm_property *dirty_info_property; 603 }; 604 605 #define obj_to_crtc(x) container_of(x, struct drm_crtc, base) 606 #define obj_to_connector(x) container_of(x, struct drm_connector, base) 607 #define obj_to_encoder(x) container_of(x, struct drm_encoder, base) 608 #define obj_to_mode(x) container_of(x, struct drm_display_mode, base) 609 #define obj_to_fb(x) container_of(x, struct drm_framebuffer, base) 610 #define obj_to_property(x) container_of(x, struct drm_property, base) 611 #define obj_to_blob(x) container_of(x, struct drm_property_blob, base) 612 613 614 extern void drm_crtc_init(struct drm_device *dev, 615 struct drm_crtc *crtc, 616 const struct drm_crtc_funcs *funcs); 617 extern void drm_crtc_cleanup(struct drm_crtc *crtc); 618 619 extern void drm_connector_init(struct drm_device *dev, 620 struct drm_connector *connector, 621 const struct drm_connector_funcs *funcs, 622 int connector_type); 623 624 extern void drm_connector_cleanup(struct drm_connector *connector); 625 626 extern void drm_encoder_init(struct drm_device *dev, 627 struct drm_encoder *encoder, 628 const struct drm_encoder_funcs *funcs, 629 int encoder_type); 630 631 extern void drm_encoder_cleanup(struct drm_encoder *encoder); 632 633 extern char *drm_get_connector_name(struct drm_connector *connector); 634 extern char *drm_get_dpms_name(int val); 635 extern char *drm_get_dvi_i_subconnector_name(int val); 636 extern char *drm_get_dvi_i_select_name(int val); 637 extern char *drm_get_tv_subconnector_name(int val); 638 extern char *drm_get_tv_select_name(int val); 639 extern void drm_fb_release(struct drm_file *file_priv); 640 extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group); 641 extern struct edid *drm_get_edid(struct drm_connector *connector, 642 struct i2c_adapter *adapter); 643 extern int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid); 644 extern void drm_mode_probed_add(struct drm_connector *connector, struct drm_display_mode *mode); 645 extern void drm_mode_remove(struct drm_connector *connector, struct drm_display_mode *mode); 646 extern struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev, 647 struct drm_display_mode *mode); 648 extern void drm_mode_debug_printmodeline(struct drm_display_mode *mode); 649 extern void drm_mode_config_init(struct drm_device *dev); 650 extern void drm_mode_config_cleanup(struct drm_device *dev); 651 extern void drm_mode_set_name(struct drm_display_mode *mode); 652 extern bool drm_mode_equal(struct drm_display_mode *mode1, struct drm_display_mode *mode2); 653 extern int drm_mode_width(struct drm_display_mode *mode); 654 extern int drm_mode_height(struct drm_display_mode *mode); 655 656 /* for us by fb module */ 657 extern int drm_mode_attachmode_crtc(struct drm_device *dev, 658 struct drm_crtc *crtc, 659 struct drm_display_mode *mode); 660 extern int drm_mode_detachmode_crtc(struct drm_device *dev, struct drm_display_mode *mode); 661 662 extern struct drm_display_mode *drm_mode_create(struct drm_device *dev); 663 extern void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode); 664 extern void drm_mode_list_concat(struct list_head *head, 665 struct list_head *new); 666 extern void drm_mode_validate_size(struct drm_device *dev, 667 struct list_head *mode_list, 668 int maxX, int maxY, int maxPitch); 669 extern void drm_mode_prune_invalid(struct drm_device *dev, 670 struct list_head *mode_list, bool verbose); 671 extern void drm_mode_sort(struct list_head *mode_list); 672 extern int drm_mode_hsync(struct drm_display_mode *mode); 673 extern int drm_mode_vrefresh(struct drm_display_mode *mode); 674 extern void drm_mode_set_crtcinfo(struct drm_display_mode *p, 675 int adjust_flags); 676 extern void drm_mode_connector_list_update(struct drm_connector *connector); 677 extern int drm_mode_connector_update_edid_property(struct drm_connector *connector, 678 struct edid *edid); 679 extern int drm_connector_property_set_value(struct drm_connector *connector, 680 struct drm_property *property, 681 uint64_t value); 682 extern int drm_connector_property_get_value(struct drm_connector *connector, 683 struct drm_property *property, 684 uint64_t *value); 685 extern struct drm_display_mode *drm_crtc_mode_create(struct drm_device *dev); 686 extern void drm_framebuffer_set_object(struct drm_device *dev, 687 unsigned long handle); 688 extern int drm_framebuffer_init(struct drm_device *dev, 689 struct drm_framebuffer *fb, 690 const struct drm_framebuffer_funcs *funcs); 691 extern void drm_framebuffer_cleanup(struct drm_framebuffer *fb); 692 extern int drmfb_probe(struct drm_device *dev, struct drm_crtc *crtc); 693 extern int drmfb_remove(struct drm_device *dev, struct drm_framebuffer *fb); 694 extern void drm_crtc_probe_connector_modes(struct drm_device *dev, int maxX, int maxY); 695 extern bool drm_crtc_in_use(struct drm_crtc *crtc); 696 697 extern int drm_connector_attach_property(struct drm_connector *connector, 698 struct drm_property *property, uint64_t init_val); 699 extern struct drm_property *drm_property_create(struct drm_device *dev, int flags, 700 const char *name, int num_values); 701 extern void drm_property_destroy(struct drm_device *dev, struct drm_property *property); 702 extern int drm_property_add_enum(struct drm_property *property, int index, 703 uint64_t value, const char *name); 704 extern int drm_mode_create_dvi_i_properties(struct drm_device *dev); 705 extern int drm_mode_create_tv_properties(struct drm_device *dev, int num_formats, 706 char *formats[]); 707 extern int drm_mode_create_scaling_mode_property(struct drm_device *dev); 708 extern int drm_mode_create_dithering_property(struct drm_device *dev); 709 extern int drm_mode_create_dirty_info_property(struct drm_device *dev); 710 extern char *drm_get_encoder_name(struct drm_encoder *encoder); 711 712 extern int drm_mode_connector_attach_encoder(struct drm_connector *connector, 713 struct drm_encoder *encoder); 714 extern void drm_mode_connector_detach_encoder(struct drm_connector *connector, 715 struct drm_encoder *encoder); 716 extern bool drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, 717 int gamma_size); 718 extern struct drm_mode_object *drm_mode_object_find(struct drm_device *dev, 719 uint32_t id, uint32_t type); 720 /* IOCTLs */ 721 extern int drm_mode_getresources(struct drm_device *dev, 722 void *data, struct drm_file *file_priv); 723 724 extern int drm_mode_getcrtc(struct drm_device *dev, 725 void *data, struct drm_file *file_priv); 726 extern int drm_mode_getconnector(struct drm_device *dev, 727 void *data, struct drm_file *file_priv); 728 extern int drm_mode_setcrtc(struct drm_device *dev, 729 void *data, struct drm_file *file_priv); 730 extern int drm_mode_cursor_ioctl(struct drm_device *dev, 731 void *data, struct drm_file *file_priv); 732 extern int drm_mode_addfb(struct drm_device *dev, 733 void *data, struct drm_file *file_priv); 734 extern int drm_mode_rmfb(struct drm_device *dev, 735 void *data, struct drm_file *file_priv); 736 extern int drm_mode_getfb(struct drm_device *dev, 737 void *data, struct drm_file *file_priv); 738 extern int drm_mode_dirtyfb_ioctl(struct drm_device *dev, 739 void *data, struct drm_file *file_priv); 740 extern int drm_mode_addmode_ioctl(struct drm_device *dev, 741 void *data, struct drm_file *file_priv); 742 extern int drm_mode_rmmode_ioctl(struct drm_device *dev, 743 void *data, struct drm_file *file_priv); 744 extern int drm_mode_attachmode_ioctl(struct drm_device *dev, 745 void *data, struct drm_file *file_priv); 746 extern int drm_mode_detachmode_ioctl(struct drm_device *dev, 747 void *data, struct drm_file *file_priv); 748 749 extern int drm_mode_getproperty_ioctl(struct drm_device *dev, 750 void *data, struct drm_file *file_priv); 751 extern int drm_mode_getblob_ioctl(struct drm_device *dev, 752 void *data, struct drm_file *file_priv); 753 extern int drm_mode_connector_property_set_ioctl(struct drm_device *dev, 754 void *data, struct drm_file *file_priv); 755 extern int drm_mode_hotplug_ioctl(struct drm_device *dev, 756 void *data, struct drm_file *file_priv); 757 extern int drm_mode_replacefb(struct drm_device *dev, 758 void *data, struct drm_file *file_priv); 759 extern int drm_mode_getencoder(struct drm_device *dev, 760 void *data, struct drm_file *file_priv); 761 extern int drm_mode_gamma_get_ioctl(struct drm_device *dev, 762 void *data, struct drm_file *file_priv); 763 extern int drm_mode_gamma_set_ioctl(struct drm_device *dev, 764 void *data, struct drm_file *file_priv); 765 extern bool drm_detect_hdmi_monitor(struct edid *edid); 766 extern bool drm_detect_monitor_audio(struct edid *edid); 767 extern int drm_mode_page_flip_ioctl(struct drm_device *dev, 768 void *data, struct drm_file *file_priv); 769 extern struct drm_display_mode *drm_cvt_mode(struct drm_device *dev, 770 int hdisplay, int vdisplay, int vrefresh, 771 bool reduced, bool interlaced, bool margins); 772 extern struct drm_display_mode *drm_gtf_mode(struct drm_device *dev, 773 int hdisplay, int vdisplay, int vrefresh, 774 bool interlaced, int margins); 775 extern struct drm_display_mode *drm_gtf_mode_complex(struct drm_device *dev, 776 int hdisplay, int vdisplay, int vrefresh, 777 bool interlaced, int margins, int GTF_M, 778 int GTF_2C, int GTF_K, int GTF_2J); 779 extern int drm_add_modes_noedid(struct drm_connector *connector, 780 int hdisplay, int vdisplay); 781 782 extern bool drm_edid_is_valid(struct edid *edid); 783 struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev, 784 int hsize, int vsize, int fresh); 785 #endif /* __DRM_CRTC_H__ */ 786