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 /* Requested mode from modesetting. */ 355 struct drm_display_mode mode; 356 357 /* Programmed mode in hw, after adjustments for encoders, 358 * crtc, panel scaling etc. Needed for timestamping etc. 359 */ 360 struct drm_display_mode hwmode; 361 362 int x, y; 363 const struct drm_crtc_funcs *funcs; 364 365 /* CRTC gamma size for reporting to userspace */ 366 uint32_t gamma_size; 367 uint16_t *gamma_store; 368 369 /* Constants needed for precise vblank and swap timestamping. */ 370 s64 framedur_ns, linedur_ns, pixeldur_ns; 371 372 /* if you are using the helper */ 373 void *helper_private; 374 }; 375 376 377 /** 378 * drm_connector_funcs - control connectors on a given device 379 * @dpms: set power state (see drm_crtc_funcs above) 380 * @save: save connector state 381 * @restore: restore connector state 382 * @mode_valid: is this mode valid on the given connector? 383 * @mode_fixup: try to fixup proposed mode for this connector 384 * @mode_set: set this mode 385 * @detect: is this connector active? 386 * @get_modes: get mode list for this connector 387 * @set_property: property for this connector may need update 388 * @destroy: make object go away 389 * @force: notify the driver the connector is forced on 390 * 391 * Each CRTC may have one or more connectors attached to it. The functions 392 * below allow the core DRM code to control connectors, enumerate available modes, 393 * etc. 394 */ 395 struct drm_connector_funcs { 396 void (*dpms)(struct drm_connector *connector, int mode); 397 void (*save)(struct drm_connector *connector); 398 void (*restore)(struct drm_connector *connector); 399 400 /* Check to see if anything is attached to the connector. 401 * @force is set to false whilst polling, true when checking the 402 * connector due to user request. @force can be used by the driver 403 * to avoid expensive, destructive operations during automated 404 * probing. 405 */ 406 enum drm_connector_status (*detect)(struct drm_connector *connector, 407 bool force); 408 int (*fill_modes)(struct drm_connector *connector, uint32_t max_width, uint32_t max_height); 409 int (*set_property)(struct drm_connector *connector, struct drm_property *property, 410 uint64_t val); 411 void (*destroy)(struct drm_connector *connector); 412 void (*force)(struct drm_connector *connector); 413 }; 414 415 struct drm_encoder_funcs { 416 void (*destroy)(struct drm_encoder *encoder); 417 }; 418 419 #define DRM_CONNECTOR_MAX_UMODES 16 420 #define DRM_CONNECTOR_MAX_PROPERTY 16 421 #define DRM_CONNECTOR_LEN 32 422 #define DRM_CONNECTOR_MAX_ENCODER 2 423 424 /** 425 * drm_encoder - central DRM encoder structure 426 */ 427 struct drm_encoder { 428 struct drm_device *dev; 429 struct list_head head; 430 431 struct drm_mode_object base; 432 int encoder_type; 433 uint32_t possible_crtcs; 434 uint32_t possible_clones; 435 436 struct drm_crtc *crtc; 437 const struct drm_encoder_funcs *funcs; 438 void *helper_private; 439 }; 440 441 enum drm_connector_force { 442 DRM_FORCE_UNSPECIFIED, 443 DRM_FORCE_OFF, 444 DRM_FORCE_ON, /* force on analog part normally */ 445 DRM_FORCE_ON_DIGITAL, /* for DVI-I use digital connector */ 446 }; 447 448 /* should we poll this connector for connects and disconnects */ 449 /* hot plug detectable */ 450 #define DRM_CONNECTOR_POLL_HPD (1 << 0) 451 /* poll for connections */ 452 #define DRM_CONNECTOR_POLL_CONNECT (1 << 1) 453 /* can cleanly poll for disconnections without flickering the screen */ 454 /* DACs should rarely do this without a lot of testing */ 455 #define DRM_CONNECTOR_POLL_DISCONNECT (1 << 2) 456 457 /** 458 * drm_connector - central DRM connector control structure 459 * @crtc: CRTC this connector is currently connected to, NULL if none 460 * @interlace_allowed: can this connector handle interlaced modes? 461 * @doublescan_allowed: can this connector handle doublescan? 462 * @available_modes: modes available on this connector (from get_modes() + user) 463 * @initial_x: initial x position for this connector 464 * @initial_y: initial y position for this connector 465 * @status: connector connected? 466 * @funcs: connector control functions 467 * 468 * Each connector may be connected to one or more CRTCs, or may be clonable by 469 * another connector if they can share a CRTC. Each connector also has a specific 470 * position in the broader display (referred to as a 'screen' though it could 471 * span multiple monitors). 472 */ 473 struct drm_connector { 474 struct drm_device *dev; 475 struct device kdev; 476 struct device_attribute *attr; 477 struct list_head head; 478 479 struct drm_mode_object base; 480 481 int connector_type; 482 int connector_type_id; 483 bool interlace_allowed; 484 bool doublescan_allowed; 485 struct list_head modes; /* list of modes on this connector */ 486 487 int initial_x, initial_y; 488 enum drm_connector_status status; 489 490 /* these are modes added by probing with DDC or the BIOS */ 491 struct list_head probed_modes; 492 493 struct drm_display_info display_info; 494 const struct drm_connector_funcs *funcs; 495 496 struct list_head user_modes; 497 struct drm_property_blob *edid_blob_ptr; 498 u32 property_ids[DRM_CONNECTOR_MAX_PROPERTY]; 499 uint64_t property_values[DRM_CONNECTOR_MAX_PROPERTY]; 500 501 uint8_t polled; /* DRM_CONNECTOR_POLL_* */ 502 503 /* requested DPMS state */ 504 int dpms; 505 506 void *helper_private; 507 508 /* forced on connector */ 509 enum drm_connector_force force; 510 uint32_t encoder_ids[DRM_CONNECTOR_MAX_ENCODER]; 511 uint32_t force_encoder_id; 512 struct drm_encoder *encoder; /* currently active encoder */ 513 }; 514 515 /** 516 * struct drm_mode_set 517 * 518 * Represents a single crtc the connectors that it drives with what mode 519 * and from which framebuffer it scans out from. 520 * 521 * This is used to set modes. 522 */ 523 struct drm_mode_set { 524 struct list_head head; 525 526 struct drm_framebuffer *fb; 527 struct drm_crtc *crtc; 528 struct drm_display_mode *mode; 529 530 uint32_t x; 531 uint32_t y; 532 533 struct drm_connector **connectors; 534 size_t num_connectors; 535 }; 536 537 /** 538 * struct drm_mode_config_funcs - configure CRTCs for a given screen layout 539 */ 540 struct drm_mode_config_funcs { 541 struct drm_framebuffer *(*fb_create)(struct drm_device *dev, struct drm_file *file_priv, struct drm_mode_fb_cmd *mode_cmd); 542 void (*output_poll_changed)(struct drm_device *dev); 543 }; 544 545 struct drm_mode_group { 546 uint32_t num_crtcs; 547 uint32_t num_encoders; 548 uint32_t num_connectors; 549 550 /* list of object IDs for this group */ 551 uint32_t *id_list; 552 }; 553 554 /** 555 * drm_mode_config - Mode configuration control structure 556 * 557 */ 558 struct drm_mode_config { 559 struct mutex mutex; /* protects configuration (mode lists etc.) */ 560 struct mutex idr_mutex; /* for IDR management */ 561 struct idr crtc_idr; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */ 562 /* this is limited to one for now */ 563 int num_fb; 564 struct list_head fb_list; 565 int num_connector; 566 struct list_head connector_list; 567 int num_encoder; 568 struct list_head encoder_list; 569 570 int num_crtc; 571 struct list_head crtc_list; 572 573 struct list_head property_list; 574 575 int min_width, min_height; 576 int max_width, max_height; 577 struct drm_mode_config_funcs *funcs; 578 resource_size_t fb_base; 579 580 /* output poll support */ 581 bool poll_enabled; 582 struct delayed_work output_poll_work; 583 584 /* pointers to standard properties */ 585 struct list_head property_blob_list; 586 struct drm_property *edid_property; 587 struct drm_property *dpms_property; 588 589 /* DVI-I properties */ 590 struct drm_property *dvi_i_subconnector_property; 591 struct drm_property *dvi_i_select_subconnector_property; 592 593 /* TV properties */ 594 struct drm_property *tv_subconnector_property; 595 struct drm_property *tv_select_subconnector_property; 596 struct drm_property *tv_mode_property; 597 struct drm_property *tv_left_margin_property; 598 struct drm_property *tv_right_margin_property; 599 struct drm_property *tv_top_margin_property; 600 struct drm_property *tv_bottom_margin_property; 601 struct drm_property *tv_brightness_property; 602 struct drm_property *tv_contrast_property; 603 struct drm_property *tv_flicker_reduction_property; 604 struct drm_property *tv_overscan_property; 605 struct drm_property *tv_saturation_property; 606 struct drm_property *tv_hue_property; 607 608 /* Optional properties */ 609 struct drm_property *scaling_mode_property; 610 struct drm_property *dithering_mode_property; 611 struct drm_property *dirty_info_property; 612 }; 613 614 #define obj_to_crtc(x) container_of(x, struct drm_crtc, base) 615 #define obj_to_connector(x) container_of(x, struct drm_connector, base) 616 #define obj_to_encoder(x) container_of(x, struct drm_encoder, base) 617 #define obj_to_mode(x) container_of(x, struct drm_display_mode, base) 618 #define obj_to_fb(x) container_of(x, struct drm_framebuffer, base) 619 #define obj_to_property(x) container_of(x, struct drm_property, base) 620 #define obj_to_blob(x) container_of(x, struct drm_property_blob, base) 621 622 623 extern void drm_crtc_init(struct drm_device *dev, 624 struct drm_crtc *crtc, 625 const struct drm_crtc_funcs *funcs); 626 extern void drm_crtc_cleanup(struct drm_crtc *crtc); 627 628 extern void drm_connector_init(struct drm_device *dev, 629 struct drm_connector *connector, 630 const struct drm_connector_funcs *funcs, 631 int connector_type); 632 633 extern void drm_connector_cleanup(struct drm_connector *connector); 634 635 extern void drm_encoder_init(struct drm_device *dev, 636 struct drm_encoder *encoder, 637 const struct drm_encoder_funcs *funcs, 638 int encoder_type); 639 640 extern void drm_encoder_cleanup(struct drm_encoder *encoder); 641 642 extern char *drm_get_connector_name(struct drm_connector *connector); 643 extern char *drm_get_dpms_name(int val); 644 extern char *drm_get_dvi_i_subconnector_name(int val); 645 extern char *drm_get_dvi_i_select_name(int val); 646 extern char *drm_get_tv_subconnector_name(int val); 647 extern char *drm_get_tv_select_name(int val); 648 extern void drm_fb_release(struct drm_file *file_priv); 649 extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group); 650 extern struct edid *drm_get_edid(struct drm_connector *connector, 651 struct i2c_adapter *adapter); 652 extern int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid); 653 extern void drm_mode_probed_add(struct drm_connector *connector, struct drm_display_mode *mode); 654 extern void drm_mode_remove(struct drm_connector *connector, struct drm_display_mode *mode); 655 extern struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev, 656 struct drm_display_mode *mode); 657 extern void drm_mode_debug_printmodeline(struct drm_display_mode *mode); 658 extern void drm_mode_config_init(struct drm_device *dev); 659 extern void drm_mode_config_cleanup(struct drm_device *dev); 660 extern void drm_mode_set_name(struct drm_display_mode *mode); 661 extern bool drm_mode_equal(struct drm_display_mode *mode1, struct drm_display_mode *mode2); 662 extern int drm_mode_width(struct drm_display_mode *mode); 663 extern int drm_mode_height(struct drm_display_mode *mode); 664 665 /* for us by fb module */ 666 extern int drm_mode_attachmode_crtc(struct drm_device *dev, 667 struct drm_crtc *crtc, 668 struct drm_display_mode *mode); 669 extern int drm_mode_detachmode_crtc(struct drm_device *dev, struct drm_display_mode *mode); 670 671 extern struct drm_display_mode *drm_mode_create(struct drm_device *dev); 672 extern void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode); 673 extern void drm_mode_list_concat(struct list_head *head, 674 struct list_head *new); 675 extern void drm_mode_validate_size(struct drm_device *dev, 676 struct list_head *mode_list, 677 int maxX, int maxY, int maxPitch); 678 extern void drm_mode_prune_invalid(struct drm_device *dev, 679 struct list_head *mode_list, bool verbose); 680 extern void drm_mode_sort(struct list_head *mode_list); 681 extern int drm_mode_hsync(struct drm_display_mode *mode); 682 extern int drm_mode_vrefresh(struct drm_display_mode *mode); 683 extern void drm_mode_set_crtcinfo(struct drm_display_mode *p, 684 int adjust_flags); 685 extern void drm_mode_connector_list_update(struct drm_connector *connector); 686 extern int drm_mode_connector_update_edid_property(struct drm_connector *connector, 687 struct edid *edid); 688 extern int drm_connector_property_set_value(struct drm_connector *connector, 689 struct drm_property *property, 690 uint64_t value); 691 extern int drm_connector_property_get_value(struct drm_connector *connector, 692 struct drm_property *property, 693 uint64_t *value); 694 extern struct drm_display_mode *drm_crtc_mode_create(struct drm_device *dev); 695 extern void drm_framebuffer_set_object(struct drm_device *dev, 696 unsigned long handle); 697 extern int drm_framebuffer_init(struct drm_device *dev, 698 struct drm_framebuffer *fb, 699 const struct drm_framebuffer_funcs *funcs); 700 extern void drm_framebuffer_cleanup(struct drm_framebuffer *fb); 701 extern int drmfb_probe(struct drm_device *dev, struct drm_crtc *crtc); 702 extern int drmfb_remove(struct drm_device *dev, struct drm_framebuffer *fb); 703 extern void drm_crtc_probe_connector_modes(struct drm_device *dev, int maxX, int maxY); 704 extern bool drm_crtc_in_use(struct drm_crtc *crtc); 705 706 extern int drm_connector_attach_property(struct drm_connector *connector, 707 struct drm_property *property, uint64_t init_val); 708 extern struct drm_property *drm_property_create(struct drm_device *dev, int flags, 709 const char *name, int num_values); 710 extern void drm_property_destroy(struct drm_device *dev, struct drm_property *property); 711 extern int drm_property_add_enum(struct drm_property *property, int index, 712 uint64_t value, const char *name); 713 extern int drm_mode_create_dvi_i_properties(struct drm_device *dev); 714 extern int drm_mode_create_tv_properties(struct drm_device *dev, int num_formats, 715 char *formats[]); 716 extern int drm_mode_create_scaling_mode_property(struct drm_device *dev); 717 extern int drm_mode_create_dithering_property(struct drm_device *dev); 718 extern int drm_mode_create_dirty_info_property(struct drm_device *dev); 719 extern char *drm_get_encoder_name(struct drm_encoder *encoder); 720 721 extern int drm_mode_connector_attach_encoder(struct drm_connector *connector, 722 struct drm_encoder *encoder); 723 extern void drm_mode_connector_detach_encoder(struct drm_connector *connector, 724 struct drm_encoder *encoder); 725 extern bool drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, 726 int gamma_size); 727 extern struct drm_mode_object *drm_mode_object_find(struct drm_device *dev, 728 uint32_t id, uint32_t type); 729 /* IOCTLs */ 730 extern int drm_mode_getresources(struct drm_device *dev, 731 void *data, struct drm_file *file_priv); 732 733 extern int drm_mode_getcrtc(struct drm_device *dev, 734 void *data, struct drm_file *file_priv); 735 extern int drm_mode_getconnector(struct drm_device *dev, 736 void *data, struct drm_file *file_priv); 737 extern int drm_mode_setcrtc(struct drm_device *dev, 738 void *data, struct drm_file *file_priv); 739 extern int drm_mode_cursor_ioctl(struct drm_device *dev, 740 void *data, struct drm_file *file_priv); 741 extern int drm_mode_addfb(struct drm_device *dev, 742 void *data, struct drm_file *file_priv); 743 extern int drm_mode_rmfb(struct drm_device *dev, 744 void *data, struct drm_file *file_priv); 745 extern int drm_mode_getfb(struct drm_device *dev, 746 void *data, struct drm_file *file_priv); 747 extern int drm_mode_dirtyfb_ioctl(struct drm_device *dev, 748 void *data, struct drm_file *file_priv); 749 extern int drm_mode_addmode_ioctl(struct drm_device *dev, 750 void *data, struct drm_file *file_priv); 751 extern int drm_mode_rmmode_ioctl(struct drm_device *dev, 752 void *data, struct drm_file *file_priv); 753 extern int drm_mode_attachmode_ioctl(struct drm_device *dev, 754 void *data, struct drm_file *file_priv); 755 extern int drm_mode_detachmode_ioctl(struct drm_device *dev, 756 void *data, struct drm_file *file_priv); 757 758 extern int drm_mode_getproperty_ioctl(struct drm_device *dev, 759 void *data, struct drm_file *file_priv); 760 extern int drm_mode_getblob_ioctl(struct drm_device *dev, 761 void *data, struct drm_file *file_priv); 762 extern int drm_mode_connector_property_set_ioctl(struct drm_device *dev, 763 void *data, struct drm_file *file_priv); 764 extern int drm_mode_hotplug_ioctl(struct drm_device *dev, 765 void *data, struct drm_file *file_priv); 766 extern int drm_mode_replacefb(struct drm_device *dev, 767 void *data, struct drm_file *file_priv); 768 extern int drm_mode_getencoder(struct drm_device *dev, 769 void *data, struct drm_file *file_priv); 770 extern int drm_mode_gamma_get_ioctl(struct drm_device *dev, 771 void *data, struct drm_file *file_priv); 772 extern int drm_mode_gamma_set_ioctl(struct drm_device *dev, 773 void *data, struct drm_file *file_priv); 774 extern bool drm_detect_hdmi_monitor(struct edid *edid); 775 extern bool drm_detect_monitor_audio(struct edid *edid); 776 extern int drm_mode_page_flip_ioctl(struct drm_device *dev, 777 void *data, struct drm_file *file_priv); 778 extern struct drm_display_mode *drm_cvt_mode(struct drm_device *dev, 779 int hdisplay, int vdisplay, int vrefresh, 780 bool reduced, bool interlaced, bool margins); 781 extern struct drm_display_mode *drm_gtf_mode(struct drm_device *dev, 782 int hdisplay, int vdisplay, int vrefresh, 783 bool interlaced, int margins); 784 extern struct drm_display_mode *drm_gtf_mode_complex(struct drm_device *dev, 785 int hdisplay, int vdisplay, int vrefresh, 786 bool interlaced, int margins, int GTF_M, 787 int GTF_2C, int GTF_K, int GTF_2J); 788 extern int drm_add_modes_noedid(struct drm_connector *connector, 789 int hdisplay, int vdisplay); 790 791 extern bool drm_edid_is_valid(struct edid *edid); 792 struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev, 793 int hsize, int vsize, int fresh); 794 #endif /* __DRM_CRTC_H__ */ 795