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; 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; 168 float hsync; 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 }; 246 247 struct drm_framebuffer { 248 struct drm_device *dev; 249 struct list_head head; 250 struct drm_mode_object base; 251 const struct drm_framebuffer_funcs *funcs; 252 unsigned int pitch; 253 unsigned int width; 254 unsigned int height; 255 /* depth can be 15 or 16 */ 256 unsigned int depth; 257 int bits_per_pixel; 258 int flags; 259 void *fbdev; 260 u32 pseudo_palette[17]; 261 struct list_head filp_head; 262 /* if you are using the helper */ 263 void *helper_private; 264 }; 265 266 struct drm_property_blob { 267 struct drm_mode_object base; 268 struct list_head head; 269 unsigned int length; 270 void *data; 271 }; 272 273 struct drm_property_enum { 274 uint64_t value; 275 struct list_head head; 276 char name[DRM_PROP_NAME_LEN]; 277 }; 278 279 struct drm_property { 280 struct list_head head; 281 struct drm_mode_object base; 282 uint32_t flags; 283 char name[DRM_PROP_NAME_LEN]; 284 uint32_t num_values; 285 uint64_t *values; 286 287 struct list_head enum_blob_list; 288 }; 289 290 struct drm_crtc; 291 struct drm_connector; 292 struct drm_encoder; 293 294 /** 295 * drm_crtc_funcs - control CRTCs for a given device 296 * @dpms: control display power levels 297 * @save: save CRTC state 298 * @resore: restore CRTC state 299 * @lock: lock the CRTC 300 * @unlock: unlock the CRTC 301 * @shadow_allocate: allocate shadow pixmap 302 * @shadow_create: create shadow pixmap for rotation support 303 * @shadow_destroy: free shadow pixmap 304 * @mode_fixup: fixup proposed mode 305 * @mode_set: set the desired mode on the CRTC 306 * @gamma_set: specify color ramp for CRTC 307 * @destroy: deinit and free object. 308 * 309 * The drm_crtc_funcs structure is the central CRTC management structure 310 * in the DRM. Each CRTC controls one or more connectors (note that the name 311 * CRTC is simply historical, a CRTC may control LVDS, VGA, DVI, TV out, etc. 312 * connectors, not just CRTs). 313 * 314 * Each driver is responsible for filling out this structure at startup time, 315 * in addition to providing other modesetting features, like i2c and DDC 316 * bus accessors. 317 */ 318 struct drm_crtc_funcs { 319 /* Save CRTC state */ 320 void (*save)(struct drm_crtc *crtc); /* suspend? */ 321 /* Restore CRTC state */ 322 void (*restore)(struct drm_crtc *crtc); /* resume? */ 323 324 /* cursor controls */ 325 int (*cursor_set)(struct drm_crtc *crtc, struct drm_file *file_priv, 326 uint32_t handle, uint32_t width, uint32_t height); 327 int (*cursor_move)(struct drm_crtc *crtc, int x, int y); 328 329 /* Set gamma on the CRTC */ 330 void (*gamma_set)(struct drm_crtc *crtc, u16 *r, u16 *g, u16 *b, 331 uint32_t size); 332 /* Object destroy routine */ 333 void (*destroy)(struct drm_crtc *crtc); 334 335 int (*set_config)(struct drm_mode_set *set); 336 }; 337 338 /** 339 * drm_crtc - central CRTC control structure 340 * @enabled: is this CRTC enabled? 341 * @x: x position on screen 342 * @y: y position on screen 343 * @desired_mode: new desired mode 344 * @desired_x: desired x for desired_mode 345 * @desired_y: desired y for desired_mode 346 * @funcs: CRTC control functions 347 * 348 * Each CRTC may have one or more connectors associated with it. This structure 349 * allows the CRTC to be controlled. 350 */ 351 struct drm_crtc { 352 struct drm_device *dev; 353 struct list_head head; 354 355 struct drm_mode_object base; 356 357 /* framebuffer the connector is currently bound to */ 358 struct drm_framebuffer *fb; 359 360 bool enabled; 361 362 struct drm_display_mode mode; 363 364 int x, y; 365 struct drm_display_mode *desired_mode; 366 int desired_x, desired_y; 367 const struct drm_crtc_funcs *funcs; 368 369 /* CRTC gamma size for reporting to userspace */ 370 uint32_t gamma_size; 371 uint16_t *gamma_store; 372 373 /* if you are using the helper */ 374 void *helper_private; 375 }; 376 377 378 /** 379 * drm_connector_funcs - control connectors on a given device 380 * @dpms: set power state (see drm_crtc_funcs above) 381 * @save: save connector state 382 * @restore: restore connector state 383 * @mode_valid: is this mode valid on the given connector? 384 * @mode_fixup: try to fixup proposed mode for this connector 385 * @mode_set: set this mode 386 * @detect: is this connector active? 387 * @get_modes: get mode list for this connector 388 * @set_property: property for this connector may need update 389 * @destroy: make object go away 390 * @force: notify the driver the connector is forced on 391 * 392 * Each CRTC may have one or more connectors attached to it. The functions 393 * below allow the core DRM code to control connectors, enumerate available modes, 394 * etc. 395 */ 396 struct drm_connector_funcs { 397 void (*dpms)(struct drm_connector *connector, int mode); 398 void (*save)(struct drm_connector *connector); 399 void (*restore)(struct drm_connector *connector); 400 enum drm_connector_status (*detect)(struct drm_connector *connector); 401 int (*fill_modes)(struct drm_connector *connector, uint32_t max_width, uint32_t max_height); 402 int (*set_property)(struct drm_connector *connector, struct drm_property *property, 403 uint64_t val); 404 void (*destroy)(struct drm_connector *connector); 405 void (*force)(struct drm_connector *connector); 406 }; 407 408 struct drm_encoder_funcs { 409 void (*destroy)(struct drm_encoder *encoder); 410 }; 411 412 #define DRM_CONNECTOR_MAX_UMODES 16 413 #define DRM_CONNECTOR_MAX_PROPERTY 16 414 #define DRM_CONNECTOR_LEN 32 415 #define DRM_CONNECTOR_MAX_ENCODER 2 416 417 /** 418 * drm_encoder - central DRM encoder structure 419 */ 420 struct drm_encoder { 421 struct drm_device *dev; 422 struct list_head head; 423 424 struct drm_mode_object base; 425 int encoder_type; 426 uint32_t possible_crtcs; 427 uint32_t possible_clones; 428 429 struct drm_crtc *crtc; 430 const struct drm_encoder_funcs *funcs; 431 void *helper_private; 432 }; 433 434 enum drm_connector_force { 435 DRM_FORCE_UNSPECIFIED, 436 DRM_FORCE_OFF, 437 DRM_FORCE_ON, /* force on analog part normally */ 438 DRM_FORCE_ON_DIGITAL, /* for DVI-I use digital connector */ 439 }; 440 441 /** 442 * drm_connector - central DRM connector control structure 443 * @crtc: CRTC this connector is currently connected to, NULL if none 444 * @interlace_allowed: can this connector handle interlaced modes? 445 * @doublescan_allowed: can this connector handle doublescan? 446 * @available_modes: modes available on this connector (from get_modes() + user) 447 * @initial_x: initial x position for this connector 448 * @initial_y: initial y position for this connector 449 * @status: connector connected? 450 * @funcs: connector control functions 451 * 452 * Each connector may be connected to one or more CRTCs, or may be clonable by 453 * another connector if they can share a CRTC. Each connector also has a specific 454 * position in the broader display (referred to as a 'screen' though it could 455 * span multiple monitors). 456 */ 457 struct drm_connector { 458 struct drm_device *dev; 459 struct device kdev; 460 struct device_attribute *attr; 461 struct list_head head; 462 463 struct drm_mode_object base; 464 465 int connector_type; 466 int connector_type_id; 467 bool interlace_allowed; 468 bool doublescan_allowed; 469 struct list_head modes; /* list of modes on this connector */ 470 471 int initial_x, initial_y; 472 enum drm_connector_status status; 473 474 /* these are modes added by probing with DDC or the BIOS */ 475 struct list_head probed_modes; 476 477 struct drm_display_info display_info; 478 const struct drm_connector_funcs *funcs; 479 480 struct list_head user_modes; 481 struct drm_property_blob *edid_blob_ptr; 482 u32 property_ids[DRM_CONNECTOR_MAX_PROPERTY]; 483 uint64_t property_values[DRM_CONNECTOR_MAX_PROPERTY]; 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 void *fb_helper_private; 496 }; 497 498 /** 499 * struct drm_mode_set 500 * 501 * Represents a single crtc the connectors that it drives with what mode 502 * and from which framebuffer it scans out from. 503 * 504 * This is used to set modes. 505 */ 506 struct drm_mode_set { 507 struct list_head head; 508 509 struct drm_framebuffer *fb; 510 struct drm_crtc *crtc; 511 struct drm_display_mode *mode; 512 513 uint32_t x; 514 uint32_t y; 515 516 struct drm_connector **connectors; 517 size_t num_connectors; 518 }; 519 520 /** 521 * struct drm_mode_config_funcs - configure CRTCs for a given screen layout 522 * @resize: adjust CRTCs as necessary for the proposed layout 523 * 524 * Currently only a resize hook is available. DRM will call back into the 525 * driver with a new screen width and height. If the driver can't support 526 * the proposed size, it can return false. Otherwise it should adjust 527 * the CRTC<->connector mappings as needed and update its view of the screen. 528 */ 529 struct drm_mode_config_funcs { 530 struct drm_framebuffer *(*fb_create)(struct drm_device *dev, struct drm_file *file_priv, struct drm_mode_fb_cmd *mode_cmd); 531 int (*fb_changed)(struct drm_device *dev); 532 }; 533 534 struct drm_mode_group { 535 uint32_t num_crtcs; 536 uint32_t num_encoders; 537 uint32_t num_connectors; 538 539 /* list of object IDs for this group */ 540 uint32_t *id_list; 541 }; 542 543 /** 544 * drm_mode_config - Mode configuration control structure 545 * 546 */ 547 struct drm_mode_config { 548 struct mutex mutex; /* protects configuration (mode lists etc.) */ 549 struct mutex idr_mutex; /* for IDR management */ 550 struct idr crtc_idr; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */ 551 /* this is limited to one for now */ 552 int num_fb; 553 struct list_head fb_list; 554 int num_connector; 555 struct list_head connector_list; 556 int num_encoder; 557 struct list_head encoder_list; 558 559 int num_crtc; 560 struct list_head crtc_list; 561 562 struct list_head property_list; 563 564 /* in-kernel framebuffers - hung of filp_head in drm_framebuffer */ 565 struct list_head fb_kernel_list; 566 567 int min_width, min_height; 568 int max_width, max_height; 569 struct drm_mode_config_funcs *funcs; 570 resource_size_t fb_base; 571 572 /* pointers to standard properties */ 573 struct list_head property_blob_list; 574 struct drm_property *edid_property; 575 struct drm_property *dpms_property; 576 577 /* DVI-I properties */ 578 struct drm_property *dvi_i_subconnector_property; 579 struct drm_property *dvi_i_select_subconnector_property; 580 581 /* TV properties */ 582 struct drm_property *tv_subconnector_property; 583 struct drm_property *tv_select_subconnector_property; 584 struct drm_property *tv_mode_property; 585 struct drm_property *tv_left_margin_property; 586 struct drm_property *tv_right_margin_property; 587 struct drm_property *tv_top_margin_property; 588 struct drm_property *tv_bottom_margin_property; 589 struct drm_property *tv_brightness_property; 590 struct drm_property *tv_contrast_property; 591 struct drm_property *tv_flicker_reduction_property; 592 struct drm_property *tv_overscan_property; 593 struct drm_property *tv_saturation_property; 594 struct drm_property *tv_hue_property; 595 596 /* Optional properties */ 597 struct drm_property *scaling_mode_property; 598 struct drm_property *dithering_mode_property; 599 }; 600 601 #define obj_to_crtc(x) container_of(x, struct drm_crtc, base) 602 #define obj_to_connector(x) container_of(x, struct drm_connector, base) 603 #define obj_to_encoder(x) container_of(x, struct drm_encoder, base) 604 #define obj_to_mode(x) container_of(x, struct drm_display_mode, base) 605 #define obj_to_fb(x) container_of(x, struct drm_framebuffer, base) 606 #define obj_to_property(x) container_of(x, struct drm_property, base) 607 #define obj_to_blob(x) container_of(x, struct drm_property_blob, base) 608 609 610 extern void drm_crtc_init(struct drm_device *dev, 611 struct drm_crtc *crtc, 612 const struct drm_crtc_funcs *funcs); 613 extern void drm_crtc_cleanup(struct drm_crtc *crtc); 614 615 extern void drm_connector_init(struct drm_device *dev, 616 struct drm_connector *connector, 617 const struct drm_connector_funcs *funcs, 618 int connector_type); 619 620 extern void drm_connector_cleanup(struct drm_connector *connector); 621 622 extern void drm_encoder_init(struct drm_device *dev, 623 struct drm_encoder *encoder, 624 const struct drm_encoder_funcs *funcs, 625 int encoder_type); 626 627 extern void drm_encoder_cleanup(struct drm_encoder *encoder); 628 629 extern char *drm_get_connector_name(struct drm_connector *connector); 630 extern char *drm_get_dpms_name(int val); 631 extern char *drm_get_dvi_i_subconnector_name(int val); 632 extern char *drm_get_dvi_i_select_name(int val); 633 extern char *drm_get_tv_subconnector_name(int val); 634 extern char *drm_get_tv_select_name(int val); 635 extern void drm_fb_release(struct drm_file *file_priv); 636 extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group); 637 extern struct edid *drm_get_edid(struct drm_connector *connector, 638 struct i2c_adapter *adapter); 639 extern int drm_do_probe_ddc_edid(struct i2c_adapter *adapter, 640 unsigned char *buf, int len); 641 extern int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid); 642 extern void drm_mode_probed_add(struct drm_connector *connector, struct drm_display_mode *mode); 643 extern void drm_mode_remove(struct drm_connector *connector, struct drm_display_mode *mode); 644 extern struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev, 645 struct drm_display_mode *mode); 646 extern void drm_mode_debug_printmodeline(struct drm_display_mode *mode); 647 extern void drm_mode_config_init(struct drm_device *dev); 648 extern void drm_mode_config_cleanup(struct drm_device *dev); 649 extern void drm_mode_set_name(struct drm_display_mode *mode); 650 extern bool drm_mode_equal(struct drm_display_mode *mode1, struct drm_display_mode *mode2); 651 extern int drm_mode_width(struct drm_display_mode *mode); 652 extern int drm_mode_height(struct drm_display_mode *mode); 653 654 /* for us by fb module */ 655 extern int drm_mode_attachmode_crtc(struct drm_device *dev, 656 struct drm_crtc *crtc, 657 struct drm_display_mode *mode); 658 extern int drm_mode_detachmode_crtc(struct drm_device *dev, struct drm_display_mode *mode); 659 660 extern struct drm_display_mode *drm_mode_create(struct drm_device *dev); 661 extern void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode); 662 extern void drm_mode_list_concat(struct list_head *head, 663 struct list_head *new); 664 extern void drm_mode_validate_size(struct drm_device *dev, 665 struct list_head *mode_list, 666 int maxX, int maxY, int maxPitch); 667 extern void drm_mode_prune_invalid(struct drm_device *dev, 668 struct list_head *mode_list, bool verbose); 669 extern void drm_mode_sort(struct list_head *mode_list); 670 extern int drm_mode_vrefresh(struct drm_display_mode *mode); 671 extern void drm_mode_set_crtcinfo(struct drm_display_mode *p, 672 int adjust_flags); 673 extern void drm_mode_connector_list_update(struct drm_connector *connector); 674 extern int drm_mode_connector_update_edid_property(struct drm_connector *connector, 675 struct edid *edid); 676 extern int drm_connector_property_set_value(struct drm_connector *connector, 677 struct drm_property *property, 678 uint64_t value); 679 extern int drm_connector_property_get_value(struct drm_connector *connector, 680 struct drm_property *property, 681 uint64_t *value); 682 extern struct drm_display_mode *drm_crtc_mode_create(struct drm_device *dev); 683 extern void drm_framebuffer_set_object(struct drm_device *dev, 684 unsigned long handle); 685 extern int drm_framebuffer_init(struct drm_device *dev, 686 struct drm_framebuffer *fb, 687 const struct drm_framebuffer_funcs *funcs); 688 extern void drm_framebuffer_cleanup(struct drm_framebuffer *fb); 689 extern int drmfb_probe(struct drm_device *dev, struct drm_crtc *crtc); 690 extern int drmfb_remove(struct drm_device *dev, struct drm_framebuffer *fb); 691 extern void drm_crtc_probe_connector_modes(struct drm_device *dev, int maxX, int maxY); 692 extern bool drm_crtc_in_use(struct drm_crtc *crtc); 693 694 extern int drm_connector_attach_property(struct drm_connector *connector, 695 struct drm_property *property, uint64_t init_val); 696 extern struct drm_property *drm_property_create(struct drm_device *dev, int flags, 697 const char *name, int num_values); 698 extern void drm_property_destroy(struct drm_device *dev, struct drm_property *property); 699 extern int drm_property_add_enum(struct drm_property *property, int index, 700 uint64_t value, const char *name); 701 extern int drm_mode_create_dvi_i_properties(struct drm_device *dev); 702 extern int drm_mode_create_tv_properties(struct drm_device *dev, int num_formats, 703 char *formats[]); 704 extern int drm_mode_create_scaling_mode_property(struct drm_device *dev); 705 extern int drm_mode_create_dithering_property(struct drm_device *dev); 706 extern char *drm_get_encoder_name(struct drm_encoder *encoder); 707 708 extern int drm_mode_connector_attach_encoder(struct drm_connector *connector, 709 struct drm_encoder *encoder); 710 extern void drm_mode_connector_detach_encoder(struct drm_connector *connector, 711 struct drm_encoder *encoder); 712 extern bool drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, 713 int gamma_size); 714 extern void *drm_mode_object_find(struct drm_device *dev, uint32_t id, uint32_t type); 715 /* IOCTLs */ 716 extern int drm_mode_getresources(struct drm_device *dev, 717 void *data, struct drm_file *file_priv); 718 719 extern int drm_mode_getcrtc(struct drm_device *dev, 720 void *data, struct drm_file *file_priv); 721 extern int drm_mode_getconnector(struct drm_device *dev, 722 void *data, struct drm_file *file_priv); 723 extern int drm_mode_setcrtc(struct drm_device *dev, 724 void *data, struct drm_file *file_priv); 725 extern int drm_mode_cursor_ioctl(struct drm_device *dev, 726 void *data, struct drm_file *file_priv); 727 extern int drm_mode_addfb(struct drm_device *dev, 728 void *data, struct drm_file *file_priv); 729 extern int drm_mode_rmfb(struct drm_device *dev, 730 void *data, struct drm_file *file_priv); 731 extern int drm_mode_getfb(struct drm_device *dev, 732 void *data, struct drm_file *file_priv); 733 extern int drm_mode_addmode_ioctl(struct drm_device *dev, 734 void *data, struct drm_file *file_priv); 735 extern int drm_mode_rmmode_ioctl(struct drm_device *dev, 736 void *data, struct drm_file *file_priv); 737 extern int drm_mode_attachmode_ioctl(struct drm_device *dev, 738 void *data, struct drm_file *file_priv); 739 extern int drm_mode_detachmode_ioctl(struct drm_device *dev, 740 void *data, struct drm_file *file_priv); 741 742 extern int drm_mode_getproperty_ioctl(struct drm_device *dev, 743 void *data, struct drm_file *file_priv); 744 extern int drm_mode_getblob_ioctl(struct drm_device *dev, 745 void *data, struct drm_file *file_priv); 746 extern int drm_mode_connector_property_set_ioctl(struct drm_device *dev, 747 void *data, struct drm_file *file_priv); 748 extern int drm_mode_hotplug_ioctl(struct drm_device *dev, 749 void *data, struct drm_file *file_priv); 750 extern int drm_mode_replacefb(struct drm_device *dev, 751 void *data, struct drm_file *file_priv); 752 extern int drm_mode_getencoder(struct drm_device *dev, 753 void *data, struct drm_file *file_priv); 754 extern int drm_mode_gamma_get_ioctl(struct drm_device *dev, 755 void *data, struct drm_file *file_priv); 756 extern int drm_mode_gamma_set_ioctl(struct drm_device *dev, 757 void *data, struct drm_file *file_priv); 758 extern bool drm_detect_hdmi_monitor(struct edid *edid); 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 int drm_add_modes_noedid(struct drm_connector *connector, 766 int hdisplay, int vdisplay); 767 #endif /* __DRM_CRTC_H__ */ 768