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 /* Input info */ 193 bool serration_vsync; 194 bool sync_on_green; 195 bool composite_sync; 196 bool separate_syncs; 197 bool blank_to_black; 198 unsigned char video_level; 199 bool digital; 200 /* Physical size */ 201 unsigned int width_mm; 202 unsigned int height_mm; 203 204 /* Display parameters */ 205 unsigned char gamma; /* FIXME: storage format */ 206 bool gtf_supported; 207 bool standard_color; 208 enum { 209 monochrome = 0, 210 rgb, 211 other, 212 unknown, 213 } display_type; 214 bool active_off_supported; 215 bool suspend_supported; 216 bool standby_supported; 217 218 /* Color info FIXME: storage format */ 219 unsigned short redx, redy; 220 unsigned short greenx, greeny; 221 unsigned short bluex, bluey; 222 unsigned short whitex, whitey; 223 224 /* Clock limits FIXME: storage format */ 225 unsigned int min_vfreq, max_vfreq; 226 unsigned int min_hfreq, max_hfreq; 227 unsigned int pixel_clock; 228 229 /* White point indices FIXME: storage format */ 230 unsigned int wpx1, wpy1; 231 unsigned int wpgamma1; 232 unsigned int wpx2, wpy2; 233 unsigned int wpgamma2; 234 235 enum subpixel_order subpixel_order; 236 237 char *raw_edid; /* if any */ 238 }; 239 240 struct drm_framebuffer_funcs { 241 void (*destroy)(struct drm_framebuffer *framebuffer); 242 int (*create_handle)(struct drm_framebuffer *fb, 243 struct drm_file *file_priv, 244 unsigned int *handle); 245 /** 246 * Optinal callback for the dirty fb ioctl. 247 * 248 * Userspace can notify the driver via this callback 249 * that a area of the framebuffer has changed and should 250 * be flushed to the display hardware. 251 * 252 * See documentation in drm_mode.h for the struct 253 * drm_mode_fb_dirty_cmd for more information as all 254 * the semantics and arguments have a one to one mapping 255 * on this function. 256 */ 257 int (*dirty)(struct drm_framebuffer *framebuffer, unsigned flags, 258 unsigned color, struct drm_clip_rect *clips, 259 unsigned num_clips); 260 }; 261 262 struct drm_framebuffer { 263 struct drm_device *dev; 264 struct list_head head; 265 struct drm_mode_object base; 266 const struct drm_framebuffer_funcs *funcs; 267 unsigned int pitch; 268 unsigned int width; 269 unsigned int height; 270 /* depth can be 15 or 16 */ 271 unsigned int depth; 272 int bits_per_pixel; 273 int flags; 274 struct list_head filp_head; 275 /* if you are using the helper */ 276 void *helper_private; 277 }; 278 279 struct drm_property_blob { 280 struct drm_mode_object base; 281 struct list_head head; 282 unsigned int length; 283 void *data; 284 }; 285 286 struct drm_property_enum { 287 uint64_t value; 288 struct list_head head; 289 char name[DRM_PROP_NAME_LEN]; 290 }; 291 292 struct drm_property { 293 struct list_head head; 294 struct drm_mode_object base; 295 uint32_t flags; 296 char name[DRM_PROP_NAME_LEN]; 297 uint32_t num_values; 298 uint64_t *values; 299 300 struct list_head enum_blob_list; 301 }; 302 303 struct drm_crtc; 304 struct drm_connector; 305 struct drm_encoder; 306 struct drm_pending_vblank_event; 307 308 /** 309 * drm_crtc_funcs - control CRTCs for a given device 310 * @dpms: control display power levels 311 * @save: save CRTC state 312 * @resore: restore CRTC state 313 * @lock: lock the CRTC 314 * @unlock: unlock the CRTC 315 * @shadow_allocate: allocate shadow pixmap 316 * @shadow_create: create shadow pixmap for rotation support 317 * @shadow_destroy: free shadow pixmap 318 * @mode_fixup: fixup proposed mode 319 * @mode_set: set the desired mode on the CRTC 320 * @gamma_set: specify color ramp for CRTC 321 * @destroy: deinit and free object. 322 * 323 * The drm_crtc_funcs structure is the central CRTC management structure 324 * in the DRM. Each CRTC controls one or more connectors (note that the name 325 * CRTC is simply historical, a CRTC may control LVDS, VGA, DVI, TV out, etc. 326 * connectors, not just CRTs). 327 * 328 * Each driver is responsible for filling out this structure at startup time, 329 * in addition to providing other modesetting features, like i2c and DDC 330 * bus accessors. 331 */ 332 struct drm_crtc_funcs { 333 /* Save CRTC state */ 334 void (*save)(struct drm_crtc *crtc); /* suspend? */ 335 /* Restore CRTC state */ 336 void (*restore)(struct drm_crtc *crtc); /* resume? */ 337 338 /* cursor controls */ 339 int (*cursor_set)(struct drm_crtc *crtc, struct drm_file *file_priv, 340 uint32_t handle, uint32_t width, uint32_t height); 341 int (*cursor_move)(struct drm_crtc *crtc, int x, int y); 342 343 /* Set gamma on the CRTC */ 344 void (*gamma_set)(struct drm_crtc *crtc, u16 *r, u16 *g, u16 *b, 345 uint32_t size); 346 /* Object destroy routine */ 347 void (*destroy)(struct drm_crtc *crtc); 348 349 int (*set_config)(struct drm_mode_set *set); 350 351 /* 352 * Flip to the given framebuffer. This implements the page 353 * flip ioctl descibed in drm_mode.h, specifically, the 354 * implementation must return immediately and block all 355 * rendering to the current fb until the flip has completed. 356 * If userspace set the event flag in the ioctl, the event 357 * argument will point to an event to send back when the flip 358 * completes, otherwise it will be NULL. 359 */ 360 int (*page_flip)(struct drm_crtc *crtc, 361 struct drm_framebuffer *fb, 362 struct drm_pending_vblank_event *event); 363 }; 364 365 /** 366 * drm_crtc - central CRTC control structure 367 * @enabled: is this CRTC enabled? 368 * @x: x position on screen 369 * @y: y position on screen 370 * @funcs: CRTC control functions 371 * 372 * Each CRTC may have one or more connectors associated with it. This structure 373 * allows the CRTC to be controlled. 374 */ 375 struct drm_crtc { 376 struct drm_device *dev; 377 struct list_head head; 378 379 struct drm_mode_object base; 380 381 /* framebuffer the connector is currently bound to */ 382 struct drm_framebuffer *fb; 383 384 bool enabled; 385 386 struct drm_display_mode mode; 387 388 int x, y; 389 const struct drm_crtc_funcs *funcs; 390 391 /* CRTC gamma size for reporting to userspace */ 392 uint32_t gamma_size; 393 uint16_t *gamma_store; 394 395 /* if you are using the helper */ 396 void *helper_private; 397 }; 398 399 400 /** 401 * drm_connector_funcs - control connectors on a given device 402 * @dpms: set power state (see drm_crtc_funcs above) 403 * @save: save connector state 404 * @restore: restore connector state 405 * @mode_valid: is this mode valid on the given connector? 406 * @mode_fixup: try to fixup proposed mode for this connector 407 * @mode_set: set this mode 408 * @detect: is this connector active? 409 * @get_modes: get mode list for this connector 410 * @set_property: property for this connector may need update 411 * @destroy: make object go away 412 * @force: notify the driver the connector is forced on 413 * 414 * Each CRTC may have one or more connectors attached to it. The functions 415 * below allow the core DRM code to control connectors, enumerate available modes, 416 * etc. 417 */ 418 struct drm_connector_funcs { 419 void (*dpms)(struct drm_connector *connector, int mode); 420 void (*save)(struct drm_connector *connector); 421 void (*restore)(struct drm_connector *connector); 422 enum drm_connector_status (*detect)(struct drm_connector *connector); 423 int (*fill_modes)(struct drm_connector *connector, uint32_t max_width, uint32_t max_height); 424 int (*set_property)(struct drm_connector *connector, struct drm_property *property, 425 uint64_t val); 426 void (*destroy)(struct drm_connector *connector); 427 void (*force)(struct drm_connector *connector); 428 }; 429 430 struct drm_encoder_funcs { 431 void (*destroy)(struct drm_encoder *encoder); 432 }; 433 434 #define DRM_CONNECTOR_MAX_UMODES 16 435 #define DRM_CONNECTOR_MAX_PROPERTY 16 436 #define DRM_CONNECTOR_LEN 32 437 #define DRM_CONNECTOR_MAX_ENCODER 2 438 439 /** 440 * drm_encoder - central DRM encoder structure 441 */ 442 struct drm_encoder { 443 struct drm_device *dev; 444 struct list_head head; 445 446 struct drm_mode_object base; 447 int encoder_type; 448 uint32_t possible_crtcs; 449 uint32_t possible_clones; 450 451 struct drm_crtc *crtc; 452 const struct drm_encoder_funcs *funcs; 453 void *helper_private; 454 }; 455 456 enum drm_connector_force { 457 DRM_FORCE_UNSPECIFIED, 458 DRM_FORCE_OFF, 459 DRM_FORCE_ON, /* force on analog part normally */ 460 DRM_FORCE_ON_DIGITAL, /* for DVI-I use digital connector */ 461 }; 462 463 /* should we poll this connector for connects and disconnects */ 464 /* hot plug detectable */ 465 #define DRM_CONNECTOR_POLL_HPD (1 << 0) 466 /* poll for connections */ 467 #define DRM_CONNECTOR_POLL_CONNECT (1 << 1) 468 /* can cleanly poll for disconnections without flickering the screen */ 469 /* DACs should rarely do this without a lot of testing */ 470 #define DRM_CONNECTOR_POLL_DISCONNECT (1 << 2) 471 472 /** 473 * drm_connector - central DRM connector control structure 474 * @crtc: CRTC this connector is currently connected to, NULL if none 475 * @interlace_allowed: can this connector handle interlaced modes? 476 * @doublescan_allowed: can this connector handle doublescan? 477 * @available_modes: modes available on this connector (from get_modes() + user) 478 * @initial_x: initial x position for this connector 479 * @initial_y: initial y position for this connector 480 * @status: connector connected? 481 * @funcs: connector control functions 482 * 483 * Each connector may be connected to one or more CRTCs, or may be clonable by 484 * another connector if they can share a CRTC. Each connector also has a specific 485 * position in the broader display (referred to as a 'screen' though it could 486 * span multiple monitors). 487 */ 488 struct drm_connector { 489 struct drm_device *dev; 490 struct device kdev; 491 struct device_attribute *attr; 492 struct list_head head; 493 494 struct drm_mode_object base; 495 496 int connector_type; 497 int connector_type_id; 498 bool interlace_allowed; 499 bool doublescan_allowed; 500 struct list_head modes; /* list of modes on this connector */ 501 502 int initial_x, initial_y; 503 enum drm_connector_status status; 504 505 /* these are modes added by probing with DDC or the BIOS */ 506 struct list_head probed_modes; 507 508 struct drm_display_info display_info; 509 const struct drm_connector_funcs *funcs; 510 511 struct list_head user_modes; 512 struct drm_property_blob *edid_blob_ptr; 513 u32 property_ids[DRM_CONNECTOR_MAX_PROPERTY]; 514 uint64_t property_values[DRM_CONNECTOR_MAX_PROPERTY]; 515 516 uint8_t polled; /* DRM_CONNECTOR_POLL_* */ 517 518 /* requested DPMS state */ 519 int dpms; 520 521 void *helper_private; 522 523 /* forced on connector */ 524 enum drm_connector_force force; 525 uint32_t encoder_ids[DRM_CONNECTOR_MAX_ENCODER]; 526 uint32_t force_encoder_id; 527 struct drm_encoder *encoder; /* currently active encoder */ 528 }; 529 530 /** 531 * struct drm_mode_set 532 * 533 * Represents a single crtc the connectors that it drives with what mode 534 * and from which framebuffer it scans out from. 535 * 536 * This is used to set modes. 537 */ 538 struct drm_mode_set { 539 struct list_head head; 540 541 struct drm_framebuffer *fb; 542 struct drm_crtc *crtc; 543 struct drm_display_mode *mode; 544 545 uint32_t x; 546 uint32_t y; 547 548 struct drm_connector **connectors; 549 size_t num_connectors; 550 }; 551 552 /** 553 * struct drm_mode_config_funcs - configure CRTCs for a given screen layout 554 */ 555 struct drm_mode_config_funcs { 556 struct drm_framebuffer *(*fb_create)(struct drm_device *dev, struct drm_file *file_priv, struct drm_mode_fb_cmd *mode_cmd); 557 void (*output_poll_changed)(struct drm_device *dev); 558 }; 559 560 struct drm_mode_group { 561 uint32_t num_crtcs; 562 uint32_t num_encoders; 563 uint32_t num_connectors; 564 565 /* list of object IDs for this group */ 566 uint32_t *id_list; 567 }; 568 569 /** 570 * drm_mode_config - Mode configuration control structure 571 * 572 */ 573 struct drm_mode_config { 574 struct mutex mutex; /* protects configuration (mode lists etc.) */ 575 struct mutex idr_mutex; /* for IDR management */ 576 struct idr crtc_idr; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */ 577 /* this is limited to one for now */ 578 int num_fb; 579 struct list_head fb_list; 580 int num_connector; 581 struct list_head connector_list; 582 int num_encoder; 583 struct list_head encoder_list; 584 585 int num_crtc; 586 struct list_head crtc_list; 587 588 struct list_head property_list; 589 590 int min_width, min_height; 591 int max_width, max_height; 592 struct drm_mode_config_funcs *funcs; 593 resource_size_t fb_base; 594 595 /* output poll support */ 596 bool poll_enabled; 597 struct delayed_work output_poll_work; 598 599 /* pointers to standard properties */ 600 struct list_head property_blob_list; 601 struct drm_property *edid_property; 602 struct drm_property *dpms_property; 603 604 /* DVI-I properties */ 605 struct drm_property *dvi_i_subconnector_property; 606 struct drm_property *dvi_i_select_subconnector_property; 607 608 /* TV properties */ 609 struct drm_property *tv_subconnector_property; 610 struct drm_property *tv_select_subconnector_property; 611 struct drm_property *tv_mode_property; 612 struct drm_property *tv_left_margin_property; 613 struct drm_property *tv_right_margin_property; 614 struct drm_property *tv_top_margin_property; 615 struct drm_property *tv_bottom_margin_property; 616 struct drm_property *tv_brightness_property; 617 struct drm_property *tv_contrast_property; 618 struct drm_property *tv_flicker_reduction_property; 619 struct drm_property *tv_overscan_property; 620 struct drm_property *tv_saturation_property; 621 struct drm_property *tv_hue_property; 622 623 /* Optional properties */ 624 struct drm_property *scaling_mode_property; 625 struct drm_property *dithering_mode_property; 626 struct drm_property *dirty_info_property; 627 }; 628 629 #define obj_to_crtc(x) container_of(x, struct drm_crtc, base) 630 #define obj_to_connector(x) container_of(x, struct drm_connector, base) 631 #define obj_to_encoder(x) container_of(x, struct drm_encoder, base) 632 #define obj_to_mode(x) container_of(x, struct drm_display_mode, base) 633 #define obj_to_fb(x) container_of(x, struct drm_framebuffer, base) 634 #define obj_to_property(x) container_of(x, struct drm_property, base) 635 #define obj_to_blob(x) container_of(x, struct drm_property_blob, base) 636 637 638 extern void drm_crtc_init(struct drm_device *dev, 639 struct drm_crtc *crtc, 640 const struct drm_crtc_funcs *funcs); 641 extern void drm_crtc_cleanup(struct drm_crtc *crtc); 642 643 extern void drm_connector_init(struct drm_device *dev, 644 struct drm_connector *connector, 645 const struct drm_connector_funcs *funcs, 646 int connector_type); 647 648 extern void drm_connector_cleanup(struct drm_connector *connector); 649 650 extern void drm_encoder_init(struct drm_device *dev, 651 struct drm_encoder *encoder, 652 const struct drm_encoder_funcs *funcs, 653 int encoder_type); 654 655 extern void drm_encoder_cleanup(struct drm_encoder *encoder); 656 657 extern char *drm_get_connector_name(struct drm_connector *connector); 658 extern char *drm_get_dpms_name(int val); 659 extern char *drm_get_dvi_i_subconnector_name(int val); 660 extern char *drm_get_dvi_i_select_name(int val); 661 extern char *drm_get_tv_subconnector_name(int val); 662 extern char *drm_get_tv_select_name(int val); 663 extern void drm_fb_release(struct drm_file *file_priv); 664 extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group); 665 extern struct edid *drm_get_edid(struct drm_connector *connector, 666 struct i2c_adapter *adapter); 667 extern int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid); 668 extern void drm_mode_probed_add(struct drm_connector *connector, struct drm_display_mode *mode); 669 extern void drm_mode_remove(struct drm_connector *connector, struct drm_display_mode *mode); 670 extern struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev, 671 struct drm_display_mode *mode); 672 extern void drm_mode_debug_printmodeline(struct drm_display_mode *mode); 673 extern void drm_mode_config_init(struct drm_device *dev); 674 extern void drm_mode_config_cleanup(struct drm_device *dev); 675 extern void drm_mode_set_name(struct drm_display_mode *mode); 676 extern bool drm_mode_equal(struct drm_display_mode *mode1, struct drm_display_mode *mode2); 677 extern int drm_mode_width(struct drm_display_mode *mode); 678 extern int drm_mode_height(struct drm_display_mode *mode); 679 680 /* for us by fb module */ 681 extern int drm_mode_attachmode_crtc(struct drm_device *dev, 682 struct drm_crtc *crtc, 683 struct drm_display_mode *mode); 684 extern int drm_mode_detachmode_crtc(struct drm_device *dev, struct drm_display_mode *mode); 685 686 extern struct drm_display_mode *drm_mode_create(struct drm_device *dev); 687 extern void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode); 688 extern void drm_mode_list_concat(struct list_head *head, 689 struct list_head *new); 690 extern void drm_mode_validate_size(struct drm_device *dev, 691 struct list_head *mode_list, 692 int maxX, int maxY, int maxPitch); 693 extern void drm_mode_prune_invalid(struct drm_device *dev, 694 struct list_head *mode_list, bool verbose); 695 extern void drm_mode_sort(struct list_head *mode_list); 696 extern int drm_mode_hsync(struct drm_display_mode *mode); 697 extern int drm_mode_vrefresh(struct drm_display_mode *mode); 698 extern void drm_mode_set_crtcinfo(struct drm_display_mode *p, 699 int adjust_flags); 700 extern void drm_mode_connector_list_update(struct drm_connector *connector); 701 extern int drm_mode_connector_update_edid_property(struct drm_connector *connector, 702 struct edid *edid); 703 extern int drm_connector_property_set_value(struct drm_connector *connector, 704 struct drm_property *property, 705 uint64_t value); 706 extern int drm_connector_property_get_value(struct drm_connector *connector, 707 struct drm_property *property, 708 uint64_t *value); 709 extern struct drm_display_mode *drm_crtc_mode_create(struct drm_device *dev); 710 extern void drm_framebuffer_set_object(struct drm_device *dev, 711 unsigned long handle); 712 extern int drm_framebuffer_init(struct drm_device *dev, 713 struct drm_framebuffer *fb, 714 const struct drm_framebuffer_funcs *funcs); 715 extern void drm_framebuffer_cleanup(struct drm_framebuffer *fb); 716 extern int drmfb_probe(struct drm_device *dev, struct drm_crtc *crtc); 717 extern int drmfb_remove(struct drm_device *dev, struct drm_framebuffer *fb); 718 extern void drm_crtc_probe_connector_modes(struct drm_device *dev, int maxX, int maxY); 719 extern bool drm_crtc_in_use(struct drm_crtc *crtc); 720 721 extern int drm_connector_attach_property(struct drm_connector *connector, 722 struct drm_property *property, uint64_t init_val); 723 extern struct drm_property *drm_property_create(struct drm_device *dev, int flags, 724 const char *name, int num_values); 725 extern void drm_property_destroy(struct drm_device *dev, struct drm_property *property); 726 extern int drm_property_add_enum(struct drm_property *property, int index, 727 uint64_t value, const char *name); 728 extern int drm_mode_create_dvi_i_properties(struct drm_device *dev); 729 extern int drm_mode_create_tv_properties(struct drm_device *dev, int num_formats, 730 char *formats[]); 731 extern int drm_mode_create_scaling_mode_property(struct drm_device *dev); 732 extern int drm_mode_create_dithering_property(struct drm_device *dev); 733 extern int drm_mode_create_dirty_info_property(struct drm_device *dev); 734 extern char *drm_get_encoder_name(struct drm_encoder *encoder); 735 736 extern int drm_mode_connector_attach_encoder(struct drm_connector *connector, 737 struct drm_encoder *encoder); 738 extern void drm_mode_connector_detach_encoder(struct drm_connector *connector, 739 struct drm_encoder *encoder); 740 extern bool drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, 741 int gamma_size); 742 extern struct drm_mode_object *drm_mode_object_find(struct drm_device *dev, 743 uint32_t id, uint32_t type); 744 /* IOCTLs */ 745 extern int drm_mode_getresources(struct drm_device *dev, 746 void *data, struct drm_file *file_priv); 747 748 extern int drm_mode_getcrtc(struct drm_device *dev, 749 void *data, struct drm_file *file_priv); 750 extern int drm_mode_getconnector(struct drm_device *dev, 751 void *data, struct drm_file *file_priv); 752 extern int drm_mode_setcrtc(struct drm_device *dev, 753 void *data, struct drm_file *file_priv); 754 extern int drm_mode_cursor_ioctl(struct drm_device *dev, 755 void *data, struct drm_file *file_priv); 756 extern int drm_mode_addfb(struct drm_device *dev, 757 void *data, struct drm_file *file_priv); 758 extern int drm_mode_rmfb(struct drm_device *dev, 759 void *data, struct drm_file *file_priv); 760 extern int drm_mode_getfb(struct drm_device *dev, 761 void *data, struct drm_file *file_priv); 762 extern int drm_mode_dirtyfb_ioctl(struct drm_device *dev, 763 void *data, struct drm_file *file_priv); 764 extern int drm_mode_addmode_ioctl(struct drm_device *dev, 765 void *data, struct drm_file *file_priv); 766 extern int drm_mode_rmmode_ioctl(struct drm_device *dev, 767 void *data, struct drm_file *file_priv); 768 extern int drm_mode_attachmode_ioctl(struct drm_device *dev, 769 void *data, struct drm_file *file_priv); 770 extern int drm_mode_detachmode_ioctl(struct drm_device *dev, 771 void *data, struct drm_file *file_priv); 772 773 extern int drm_mode_getproperty_ioctl(struct drm_device *dev, 774 void *data, struct drm_file *file_priv); 775 extern int drm_mode_getblob_ioctl(struct drm_device *dev, 776 void *data, struct drm_file *file_priv); 777 extern int drm_mode_connector_property_set_ioctl(struct drm_device *dev, 778 void *data, struct drm_file *file_priv); 779 extern int drm_mode_hotplug_ioctl(struct drm_device *dev, 780 void *data, struct drm_file *file_priv); 781 extern int drm_mode_replacefb(struct drm_device *dev, 782 void *data, struct drm_file *file_priv); 783 extern int drm_mode_getencoder(struct drm_device *dev, 784 void *data, struct drm_file *file_priv); 785 extern int drm_mode_gamma_get_ioctl(struct drm_device *dev, 786 void *data, struct drm_file *file_priv); 787 extern int drm_mode_gamma_set_ioctl(struct drm_device *dev, 788 void *data, struct drm_file *file_priv); 789 extern bool drm_detect_hdmi_monitor(struct edid *edid); 790 extern int drm_mode_page_flip_ioctl(struct drm_device *dev, 791 void *data, struct drm_file *file_priv); 792 extern struct drm_display_mode *drm_cvt_mode(struct drm_device *dev, 793 int hdisplay, int vdisplay, int vrefresh, 794 bool reduced, bool interlaced, bool margins); 795 extern struct drm_display_mode *drm_gtf_mode(struct drm_device *dev, 796 int hdisplay, int vdisplay, int vrefresh, 797 bool interlaced, int margins); 798 extern struct drm_display_mode *drm_gtf_mode_complex(struct drm_device *dev, 799 int hdisplay, int vdisplay, int vrefresh, 800 bool interlaced, int margins, int GTF_M, 801 int GTF_2C, int GTF_K, int GTF_2J); 802 extern int drm_add_modes_noedid(struct drm_connector *connector, 803 int hdisplay, int vdisplay); 804 805 extern bool drm_edid_is_valid(struct edid *edid); 806 struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev, 807 int hsize, int vsize, int fresh); 808 #endif /* __DRM_CRTC_H__ */ 809