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 enum drm_connector_status (*detect)(struct drm_connector *connector); 390 int (*fill_modes)(struct drm_connector *connector, uint32_t max_width, uint32_t max_height); 391 int (*set_property)(struct drm_connector *connector, struct drm_property *property, 392 uint64_t val); 393 void (*destroy)(struct drm_connector *connector); 394 void (*force)(struct drm_connector *connector); 395 }; 396 397 struct drm_encoder_funcs { 398 void (*destroy)(struct drm_encoder *encoder); 399 }; 400 401 #define DRM_CONNECTOR_MAX_UMODES 16 402 #define DRM_CONNECTOR_MAX_PROPERTY 16 403 #define DRM_CONNECTOR_LEN 32 404 #define DRM_CONNECTOR_MAX_ENCODER 2 405 406 /** 407 * drm_encoder - central DRM encoder structure 408 */ 409 struct drm_encoder { 410 struct drm_device *dev; 411 struct list_head head; 412 413 struct drm_mode_object base; 414 int encoder_type; 415 uint32_t possible_crtcs; 416 uint32_t possible_clones; 417 418 struct drm_crtc *crtc; 419 const struct drm_encoder_funcs *funcs; 420 void *helper_private; 421 }; 422 423 enum drm_connector_force { 424 DRM_FORCE_UNSPECIFIED, 425 DRM_FORCE_OFF, 426 DRM_FORCE_ON, /* force on analog part normally */ 427 DRM_FORCE_ON_DIGITAL, /* for DVI-I use digital connector */ 428 }; 429 430 /* should we poll this connector for connects and disconnects */ 431 /* hot plug detectable */ 432 #define DRM_CONNECTOR_POLL_HPD (1 << 0) 433 /* poll for connections */ 434 #define DRM_CONNECTOR_POLL_CONNECT (1 << 1) 435 /* can cleanly poll for disconnections without flickering the screen */ 436 /* DACs should rarely do this without a lot of testing */ 437 #define DRM_CONNECTOR_POLL_DISCONNECT (1 << 2) 438 439 /** 440 * drm_connector - central DRM connector control structure 441 * @crtc: CRTC this connector is currently connected to, NULL if none 442 * @interlace_allowed: can this connector handle interlaced modes? 443 * @doublescan_allowed: can this connector handle doublescan? 444 * @available_modes: modes available on this connector (from get_modes() + user) 445 * @initial_x: initial x position for this connector 446 * @initial_y: initial y position for this connector 447 * @status: connector connected? 448 * @funcs: connector control functions 449 * 450 * Each connector may be connected to one or more CRTCs, or may be clonable by 451 * another connector if they can share a CRTC. Each connector also has a specific 452 * position in the broader display (referred to as a 'screen' though it could 453 * span multiple monitors). 454 */ 455 struct drm_connector { 456 struct drm_device *dev; 457 struct device kdev; 458 struct device_attribute *attr; 459 struct list_head head; 460 461 struct drm_mode_object base; 462 463 int connector_type; 464 int connector_type_id; 465 bool interlace_allowed; 466 bool doublescan_allowed; 467 struct list_head modes; /* list of modes on this connector */ 468 469 int initial_x, initial_y; 470 enum drm_connector_status status; 471 472 /* these are modes added by probing with DDC or the BIOS */ 473 struct list_head probed_modes; 474 475 struct drm_display_info display_info; 476 const struct drm_connector_funcs *funcs; 477 478 struct list_head user_modes; 479 struct drm_property_blob *edid_blob_ptr; 480 u32 property_ids[DRM_CONNECTOR_MAX_PROPERTY]; 481 uint64_t property_values[DRM_CONNECTOR_MAX_PROPERTY]; 482 483 uint8_t polled; /* DRM_CONNECTOR_POLL_* */ 484 485 /* requested DPMS state */ 486 int dpms; 487 488 void *helper_private; 489 490 /* forced on connector */ 491 enum drm_connector_force force; 492 uint32_t encoder_ids[DRM_CONNECTOR_MAX_ENCODER]; 493 uint32_t force_encoder_id; 494 struct drm_encoder *encoder; /* currently active encoder */ 495 }; 496 497 /** 498 * struct drm_mode_set 499 * 500 * Represents a single crtc the connectors that it drives with what mode 501 * and from which framebuffer it scans out from. 502 * 503 * This is used to set modes. 504 */ 505 struct drm_mode_set { 506 struct list_head head; 507 508 struct drm_framebuffer *fb; 509 struct drm_crtc *crtc; 510 struct drm_display_mode *mode; 511 512 uint32_t x; 513 uint32_t y; 514 515 struct drm_connector **connectors; 516 size_t num_connectors; 517 }; 518 519 /** 520 * struct drm_mode_config_funcs - configure CRTCs for a given screen layout 521 */ 522 struct drm_mode_config_funcs { 523 struct drm_framebuffer *(*fb_create)(struct drm_device *dev, struct drm_file *file_priv, struct drm_mode_fb_cmd *mode_cmd); 524 void (*output_poll_changed)(struct drm_device *dev); 525 }; 526 527 struct drm_mode_group { 528 uint32_t num_crtcs; 529 uint32_t num_encoders; 530 uint32_t num_connectors; 531 532 /* list of object IDs for this group */ 533 uint32_t *id_list; 534 }; 535 536 /** 537 * drm_mode_config - Mode configuration control structure 538 * 539 */ 540 struct drm_mode_config { 541 struct mutex mutex; /* protects configuration (mode lists etc.) */ 542 struct mutex idr_mutex; /* for IDR management */ 543 struct idr crtc_idr; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */ 544 /* this is limited to one for now */ 545 int num_fb; 546 struct list_head fb_list; 547 int num_connector; 548 struct list_head connector_list; 549 int num_encoder; 550 struct list_head encoder_list; 551 552 int num_crtc; 553 struct list_head crtc_list; 554 555 struct list_head property_list; 556 557 int min_width, min_height; 558 int max_width, max_height; 559 struct drm_mode_config_funcs *funcs; 560 resource_size_t fb_base; 561 562 /* output poll support */ 563 bool poll_enabled; 564 struct delayed_work output_poll_work; 565 566 /* pointers to standard properties */ 567 struct list_head property_blob_list; 568 struct drm_property *edid_property; 569 struct drm_property *dpms_property; 570 571 /* DVI-I properties */ 572 struct drm_property *dvi_i_subconnector_property; 573 struct drm_property *dvi_i_select_subconnector_property; 574 575 /* TV properties */ 576 struct drm_property *tv_subconnector_property; 577 struct drm_property *tv_select_subconnector_property; 578 struct drm_property *tv_mode_property; 579 struct drm_property *tv_left_margin_property; 580 struct drm_property *tv_right_margin_property; 581 struct drm_property *tv_top_margin_property; 582 struct drm_property *tv_bottom_margin_property; 583 struct drm_property *tv_brightness_property; 584 struct drm_property *tv_contrast_property; 585 struct drm_property *tv_flicker_reduction_property; 586 struct drm_property *tv_overscan_property; 587 struct drm_property *tv_saturation_property; 588 struct drm_property *tv_hue_property; 589 590 /* Optional properties */ 591 struct drm_property *scaling_mode_property; 592 struct drm_property *dithering_mode_property; 593 struct drm_property *dirty_info_property; 594 }; 595 596 #define obj_to_crtc(x) container_of(x, struct drm_crtc, base) 597 #define obj_to_connector(x) container_of(x, struct drm_connector, base) 598 #define obj_to_encoder(x) container_of(x, struct drm_encoder, base) 599 #define obj_to_mode(x) container_of(x, struct drm_display_mode, base) 600 #define obj_to_fb(x) container_of(x, struct drm_framebuffer, base) 601 #define obj_to_property(x) container_of(x, struct drm_property, base) 602 #define obj_to_blob(x) container_of(x, struct drm_property_blob, base) 603 604 605 extern void drm_crtc_init(struct drm_device *dev, 606 struct drm_crtc *crtc, 607 const struct drm_crtc_funcs *funcs); 608 extern void drm_crtc_cleanup(struct drm_crtc *crtc); 609 610 extern void drm_connector_init(struct drm_device *dev, 611 struct drm_connector *connector, 612 const struct drm_connector_funcs *funcs, 613 int connector_type); 614 615 extern void drm_connector_cleanup(struct drm_connector *connector); 616 617 extern void drm_encoder_init(struct drm_device *dev, 618 struct drm_encoder *encoder, 619 const struct drm_encoder_funcs *funcs, 620 int encoder_type); 621 622 extern void drm_encoder_cleanup(struct drm_encoder *encoder); 623 624 extern char *drm_get_connector_name(struct drm_connector *connector); 625 extern char *drm_get_dpms_name(int val); 626 extern char *drm_get_dvi_i_subconnector_name(int val); 627 extern char *drm_get_dvi_i_select_name(int val); 628 extern char *drm_get_tv_subconnector_name(int val); 629 extern char *drm_get_tv_select_name(int val); 630 extern void drm_fb_release(struct drm_file *file_priv); 631 extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group); 632 extern struct edid *drm_get_edid(struct drm_connector *connector, 633 struct i2c_adapter *adapter); 634 extern int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid); 635 extern void drm_mode_probed_add(struct drm_connector *connector, struct drm_display_mode *mode); 636 extern void drm_mode_remove(struct drm_connector *connector, struct drm_display_mode *mode); 637 extern struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev, 638 struct drm_display_mode *mode); 639 extern void drm_mode_debug_printmodeline(struct drm_display_mode *mode); 640 extern void drm_mode_config_init(struct drm_device *dev); 641 extern void drm_mode_config_cleanup(struct drm_device *dev); 642 extern void drm_mode_set_name(struct drm_display_mode *mode); 643 extern bool drm_mode_equal(struct drm_display_mode *mode1, struct drm_display_mode *mode2); 644 extern int drm_mode_width(struct drm_display_mode *mode); 645 extern int drm_mode_height(struct drm_display_mode *mode); 646 647 /* for us by fb module */ 648 extern int drm_mode_attachmode_crtc(struct drm_device *dev, 649 struct drm_crtc *crtc, 650 struct drm_display_mode *mode); 651 extern int drm_mode_detachmode_crtc(struct drm_device *dev, struct drm_display_mode *mode); 652 653 extern struct drm_display_mode *drm_mode_create(struct drm_device *dev); 654 extern void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode); 655 extern void drm_mode_list_concat(struct list_head *head, 656 struct list_head *new); 657 extern void drm_mode_validate_size(struct drm_device *dev, 658 struct list_head *mode_list, 659 int maxX, int maxY, int maxPitch); 660 extern void drm_mode_prune_invalid(struct drm_device *dev, 661 struct list_head *mode_list, bool verbose); 662 extern void drm_mode_sort(struct list_head *mode_list); 663 extern int drm_mode_hsync(struct drm_display_mode *mode); 664 extern int drm_mode_vrefresh(struct drm_display_mode *mode); 665 extern void drm_mode_set_crtcinfo(struct drm_display_mode *p, 666 int adjust_flags); 667 extern void drm_mode_connector_list_update(struct drm_connector *connector); 668 extern int drm_mode_connector_update_edid_property(struct drm_connector *connector, 669 struct edid *edid); 670 extern int drm_connector_property_set_value(struct drm_connector *connector, 671 struct drm_property *property, 672 uint64_t value); 673 extern int drm_connector_property_get_value(struct drm_connector *connector, 674 struct drm_property *property, 675 uint64_t *value); 676 extern struct drm_display_mode *drm_crtc_mode_create(struct drm_device *dev); 677 extern void drm_framebuffer_set_object(struct drm_device *dev, 678 unsigned long handle); 679 extern int drm_framebuffer_init(struct drm_device *dev, 680 struct drm_framebuffer *fb, 681 const struct drm_framebuffer_funcs *funcs); 682 extern void drm_framebuffer_cleanup(struct drm_framebuffer *fb); 683 extern int drmfb_probe(struct drm_device *dev, struct drm_crtc *crtc); 684 extern int drmfb_remove(struct drm_device *dev, struct drm_framebuffer *fb); 685 extern void drm_crtc_probe_connector_modes(struct drm_device *dev, int maxX, int maxY); 686 extern bool drm_crtc_in_use(struct drm_crtc *crtc); 687 688 extern int drm_connector_attach_property(struct drm_connector *connector, 689 struct drm_property *property, uint64_t init_val); 690 extern struct drm_property *drm_property_create(struct drm_device *dev, int flags, 691 const char *name, int num_values); 692 extern void drm_property_destroy(struct drm_device *dev, struct drm_property *property); 693 extern int drm_property_add_enum(struct drm_property *property, int index, 694 uint64_t value, const char *name); 695 extern int drm_mode_create_dvi_i_properties(struct drm_device *dev); 696 extern int drm_mode_create_tv_properties(struct drm_device *dev, int num_formats, 697 char *formats[]); 698 extern int drm_mode_create_scaling_mode_property(struct drm_device *dev); 699 extern int drm_mode_create_dithering_property(struct drm_device *dev); 700 extern int drm_mode_create_dirty_info_property(struct drm_device *dev); 701 extern char *drm_get_encoder_name(struct drm_encoder *encoder); 702 703 extern int drm_mode_connector_attach_encoder(struct drm_connector *connector, 704 struct drm_encoder *encoder); 705 extern void drm_mode_connector_detach_encoder(struct drm_connector *connector, 706 struct drm_encoder *encoder); 707 extern bool drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, 708 int gamma_size); 709 extern struct drm_mode_object *drm_mode_object_find(struct drm_device *dev, 710 uint32_t id, uint32_t type); 711 /* IOCTLs */ 712 extern int drm_mode_getresources(struct drm_device *dev, 713 void *data, struct drm_file *file_priv); 714 715 extern int drm_mode_getcrtc(struct drm_device *dev, 716 void *data, struct drm_file *file_priv); 717 extern int drm_mode_getconnector(struct drm_device *dev, 718 void *data, struct drm_file *file_priv); 719 extern int drm_mode_setcrtc(struct drm_device *dev, 720 void *data, struct drm_file *file_priv); 721 extern int drm_mode_cursor_ioctl(struct drm_device *dev, 722 void *data, struct drm_file *file_priv); 723 extern int drm_mode_addfb(struct drm_device *dev, 724 void *data, struct drm_file *file_priv); 725 extern int drm_mode_rmfb(struct drm_device *dev, 726 void *data, struct drm_file *file_priv); 727 extern int drm_mode_getfb(struct drm_device *dev, 728 void *data, struct drm_file *file_priv); 729 extern int drm_mode_dirtyfb_ioctl(struct drm_device *dev, 730 void *data, struct drm_file *file_priv); 731 extern int drm_mode_addmode_ioctl(struct drm_device *dev, 732 void *data, struct drm_file *file_priv); 733 extern int drm_mode_rmmode_ioctl(struct drm_device *dev, 734 void *data, struct drm_file *file_priv); 735 extern int drm_mode_attachmode_ioctl(struct drm_device *dev, 736 void *data, struct drm_file *file_priv); 737 extern int drm_mode_detachmode_ioctl(struct drm_device *dev, 738 void *data, struct drm_file *file_priv); 739 740 extern int drm_mode_getproperty_ioctl(struct drm_device *dev, 741 void *data, struct drm_file *file_priv); 742 extern int drm_mode_getblob_ioctl(struct drm_device *dev, 743 void *data, struct drm_file *file_priv); 744 extern int drm_mode_connector_property_set_ioctl(struct drm_device *dev, 745 void *data, struct drm_file *file_priv); 746 extern int drm_mode_hotplug_ioctl(struct drm_device *dev, 747 void *data, struct drm_file *file_priv); 748 extern int drm_mode_replacefb(struct drm_device *dev, 749 void *data, struct drm_file *file_priv); 750 extern int drm_mode_getencoder(struct drm_device *dev, 751 void *data, struct drm_file *file_priv); 752 extern int drm_mode_gamma_get_ioctl(struct drm_device *dev, 753 void *data, struct drm_file *file_priv); 754 extern int drm_mode_gamma_set_ioctl(struct drm_device *dev, 755 void *data, struct drm_file *file_priv); 756 extern bool drm_detect_hdmi_monitor(struct edid *edid); 757 extern int drm_mode_page_flip_ioctl(struct drm_device *dev, 758 void *data, struct drm_file *file_priv); 759 extern struct drm_display_mode *drm_cvt_mode(struct drm_device *dev, 760 int hdisplay, int vdisplay, int vrefresh, 761 bool reduced, bool interlaced, bool margins); 762 extern struct drm_display_mode *drm_gtf_mode(struct drm_device *dev, 763 int hdisplay, int vdisplay, int vrefresh, 764 bool interlaced, int margins); 765 extern struct drm_display_mode *drm_gtf_mode_complex(struct drm_device *dev, 766 int hdisplay, int vdisplay, int vrefresh, 767 bool interlaced, int margins, int GTF_M, 768 int GTF_2C, int GTF_K, int GTF_2J); 769 extern int drm_add_modes_noedid(struct drm_connector *connector, 770 int hdisplay, int vdisplay); 771 772 extern bool drm_edid_is_valid(struct edid *edid); 773 struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev, 774 int hsize, int vsize, int fresh); 775 #endif /* __DRM_CRTC_H__ */ 776