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 fb_info *fbdev; 275 u32 pseudo_palette[17]; 276 struct list_head filp_head; 277 /* if you are using the helper */ 278 void *helper_private; 279 }; 280 281 struct drm_property_blob { 282 struct drm_mode_object base; 283 struct list_head head; 284 unsigned int length; 285 void *data; 286 }; 287 288 struct drm_property_enum { 289 uint64_t value; 290 struct list_head head; 291 char name[DRM_PROP_NAME_LEN]; 292 }; 293 294 struct drm_property { 295 struct list_head head; 296 struct drm_mode_object base; 297 uint32_t flags; 298 char name[DRM_PROP_NAME_LEN]; 299 uint32_t num_values; 300 uint64_t *values; 301 302 struct list_head enum_blob_list; 303 }; 304 305 struct drm_crtc; 306 struct drm_connector; 307 struct drm_encoder; 308 struct drm_pending_vblank_event; 309 310 /** 311 * drm_crtc_funcs - control CRTCs for a given device 312 * @dpms: control display power levels 313 * @save: save CRTC state 314 * @resore: restore CRTC state 315 * @lock: lock the CRTC 316 * @unlock: unlock the CRTC 317 * @shadow_allocate: allocate shadow pixmap 318 * @shadow_create: create shadow pixmap for rotation support 319 * @shadow_destroy: free shadow pixmap 320 * @mode_fixup: fixup proposed mode 321 * @mode_set: set the desired mode on the CRTC 322 * @gamma_set: specify color ramp for CRTC 323 * @destroy: deinit and free object. 324 * 325 * The drm_crtc_funcs structure is the central CRTC management structure 326 * in the DRM. Each CRTC controls one or more connectors (note that the name 327 * CRTC is simply historical, a CRTC may control LVDS, VGA, DVI, TV out, etc. 328 * connectors, not just CRTs). 329 * 330 * Each driver is responsible for filling out this structure at startup time, 331 * in addition to providing other modesetting features, like i2c and DDC 332 * bus accessors. 333 */ 334 struct drm_crtc_funcs { 335 /* Save CRTC state */ 336 void (*save)(struct drm_crtc *crtc); /* suspend? */ 337 /* Restore CRTC state */ 338 void (*restore)(struct drm_crtc *crtc); /* resume? */ 339 340 /* cursor controls */ 341 int (*cursor_set)(struct drm_crtc *crtc, struct drm_file *file_priv, 342 uint32_t handle, uint32_t width, uint32_t height); 343 int (*cursor_move)(struct drm_crtc *crtc, int x, int y); 344 345 /* Set gamma on the CRTC */ 346 void (*gamma_set)(struct drm_crtc *crtc, u16 *r, u16 *g, u16 *b, 347 uint32_t size); 348 /* Object destroy routine */ 349 void (*destroy)(struct drm_crtc *crtc); 350 351 int (*set_config)(struct drm_mode_set *set); 352 353 /* 354 * Flip to the given framebuffer. This implements the page 355 * flip ioctl descibed in drm_mode.h, specifically, the 356 * implementation must return immediately and block all 357 * rendering to the current fb until the flip has completed. 358 * If userspace set the event flag in the ioctl, the event 359 * argument will point to an event to send back when the flip 360 * completes, otherwise it will be NULL. 361 */ 362 int (*page_flip)(struct drm_crtc *crtc, 363 struct drm_framebuffer *fb, 364 struct drm_pending_vblank_event *event); 365 }; 366 367 /** 368 * drm_crtc - central CRTC control structure 369 * @enabled: is this CRTC enabled? 370 * @x: x position on screen 371 * @y: y position on screen 372 * @desired_mode: new desired mode 373 * @desired_x: desired x for desired_mode 374 * @desired_y: desired y for desired_mode 375 * @funcs: CRTC control functions 376 * 377 * Each CRTC may have one or more connectors associated with it. This structure 378 * allows the CRTC to be controlled. 379 */ 380 struct drm_crtc { 381 struct drm_device *dev; 382 struct list_head head; 383 384 struct drm_mode_object base; 385 386 /* framebuffer the connector is currently bound to */ 387 struct drm_framebuffer *fb; 388 389 bool enabled; 390 391 struct drm_display_mode mode; 392 393 int x, y; 394 struct drm_display_mode *desired_mode; 395 int desired_x, desired_y; 396 const struct drm_crtc_funcs *funcs; 397 398 /* CRTC gamma size for reporting to userspace */ 399 uint32_t gamma_size; 400 uint16_t *gamma_store; 401 402 /* if you are using the helper */ 403 void *helper_private; 404 }; 405 406 407 /** 408 * drm_connector_funcs - control connectors on a given device 409 * @dpms: set power state (see drm_crtc_funcs above) 410 * @save: save connector state 411 * @restore: restore connector state 412 * @mode_valid: is this mode valid on the given connector? 413 * @mode_fixup: try to fixup proposed mode for this connector 414 * @mode_set: set this mode 415 * @detect: is this connector active? 416 * @get_modes: get mode list for this connector 417 * @set_property: property for this connector may need update 418 * @destroy: make object go away 419 * @force: notify the driver the connector is forced on 420 * 421 * Each CRTC may have one or more connectors attached to it. The functions 422 * below allow the core DRM code to control connectors, enumerate available modes, 423 * etc. 424 */ 425 struct drm_connector_funcs { 426 void (*dpms)(struct drm_connector *connector, int mode); 427 void (*save)(struct drm_connector *connector); 428 void (*restore)(struct drm_connector *connector); 429 enum drm_connector_status (*detect)(struct drm_connector *connector); 430 int (*fill_modes)(struct drm_connector *connector, uint32_t max_width, uint32_t max_height); 431 int (*set_property)(struct drm_connector *connector, struct drm_property *property, 432 uint64_t val); 433 void (*destroy)(struct drm_connector *connector); 434 void (*force)(struct drm_connector *connector); 435 }; 436 437 struct drm_encoder_funcs { 438 void (*destroy)(struct drm_encoder *encoder); 439 }; 440 441 #define DRM_CONNECTOR_MAX_UMODES 16 442 #define DRM_CONNECTOR_MAX_PROPERTY 16 443 #define DRM_CONNECTOR_LEN 32 444 #define DRM_CONNECTOR_MAX_ENCODER 2 445 446 /** 447 * drm_encoder - central DRM encoder structure 448 */ 449 struct drm_encoder { 450 struct drm_device *dev; 451 struct list_head head; 452 453 struct drm_mode_object base; 454 int encoder_type; 455 uint32_t possible_crtcs; 456 uint32_t possible_clones; 457 458 struct drm_crtc *crtc; 459 const struct drm_encoder_funcs *funcs; 460 void *helper_private; 461 }; 462 463 enum drm_connector_force { 464 DRM_FORCE_UNSPECIFIED, 465 DRM_FORCE_OFF, 466 DRM_FORCE_ON, /* force on analog part normally */ 467 DRM_FORCE_ON_DIGITAL, /* for DVI-I use digital connector */ 468 }; 469 470 /** 471 * drm_connector - central DRM connector control structure 472 * @crtc: CRTC this connector is currently connected to, NULL if none 473 * @interlace_allowed: can this connector handle interlaced modes? 474 * @doublescan_allowed: can this connector handle doublescan? 475 * @available_modes: modes available on this connector (from get_modes() + user) 476 * @initial_x: initial x position for this connector 477 * @initial_y: initial y position for this connector 478 * @status: connector connected? 479 * @funcs: connector control functions 480 * 481 * Each connector may be connected to one or more CRTCs, or may be clonable by 482 * another connector if they can share a CRTC. Each connector also has a specific 483 * position in the broader display (referred to as a 'screen' though it could 484 * span multiple monitors). 485 */ 486 struct drm_connector { 487 struct drm_device *dev; 488 struct device kdev; 489 struct device_attribute *attr; 490 struct list_head head; 491 492 struct drm_mode_object base; 493 494 int connector_type; 495 int connector_type_id; 496 bool interlace_allowed; 497 bool doublescan_allowed; 498 struct list_head modes; /* list of modes on this connector */ 499 500 int initial_x, initial_y; 501 enum drm_connector_status status; 502 503 /* these are modes added by probing with DDC or the BIOS */ 504 struct list_head probed_modes; 505 506 struct drm_display_info display_info; 507 const struct drm_connector_funcs *funcs; 508 509 struct list_head user_modes; 510 struct drm_property_blob *edid_blob_ptr; 511 u32 property_ids[DRM_CONNECTOR_MAX_PROPERTY]; 512 uint64_t property_values[DRM_CONNECTOR_MAX_PROPERTY]; 513 514 /* requested DPMS state */ 515 int dpms; 516 517 void *helper_private; 518 519 /* forced on connector */ 520 enum drm_connector_force force; 521 uint32_t encoder_ids[DRM_CONNECTOR_MAX_ENCODER]; 522 uint32_t force_encoder_id; 523 struct drm_encoder *encoder; /* currently active encoder */ 524 void *fb_helper_private; 525 }; 526 527 /** 528 * struct drm_mode_set 529 * 530 * Represents a single crtc the connectors that it drives with what mode 531 * and from which framebuffer it scans out from. 532 * 533 * This is used to set modes. 534 */ 535 struct drm_mode_set { 536 struct list_head head; 537 538 struct drm_framebuffer *fb; 539 struct drm_crtc *crtc; 540 struct drm_display_mode *mode; 541 542 uint32_t x; 543 uint32_t y; 544 545 struct drm_connector **connectors; 546 size_t num_connectors; 547 }; 548 549 /** 550 * struct drm_mode_config_funcs - configure CRTCs for a given screen layout 551 * @resize: adjust CRTCs as necessary for the proposed layout 552 * 553 * Currently only a resize hook is available. DRM will call back into the 554 * driver with a new screen width and height. If the driver can't support 555 * the proposed size, it can return false. Otherwise it should adjust 556 * the CRTC<->connector mappings as needed and update its view of the screen. 557 */ 558 struct drm_mode_config_funcs { 559 struct drm_framebuffer *(*fb_create)(struct drm_device *dev, struct drm_file *file_priv, struct drm_mode_fb_cmd *mode_cmd); 560 int (*fb_changed)(struct drm_device *dev); 561 }; 562 563 struct drm_mode_group { 564 uint32_t num_crtcs; 565 uint32_t num_encoders; 566 uint32_t num_connectors; 567 568 /* list of object IDs for this group */ 569 uint32_t *id_list; 570 }; 571 572 /** 573 * drm_mode_config - Mode configuration control structure 574 * 575 */ 576 struct drm_mode_config { 577 struct mutex mutex; /* protects configuration (mode lists etc.) */ 578 struct mutex idr_mutex; /* for IDR management */ 579 struct idr crtc_idr; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */ 580 /* this is limited to one for now */ 581 int num_fb; 582 struct list_head fb_list; 583 int num_connector; 584 struct list_head connector_list; 585 int num_encoder; 586 struct list_head encoder_list; 587 588 int num_crtc; 589 struct list_head crtc_list; 590 591 struct list_head property_list; 592 593 /* in-kernel framebuffers - hung of filp_head in drm_framebuffer */ 594 struct list_head fb_kernel_list; 595 596 int min_width, min_height; 597 int max_width, max_height; 598 struct drm_mode_config_funcs *funcs; 599 resource_size_t fb_base; 600 601 /* pointers to standard properties */ 602 struct list_head property_blob_list; 603 struct drm_property *edid_property; 604 struct drm_property *dpms_property; 605 606 /* DVI-I properties */ 607 struct drm_property *dvi_i_subconnector_property; 608 struct drm_property *dvi_i_select_subconnector_property; 609 610 /* TV properties */ 611 struct drm_property *tv_subconnector_property; 612 struct drm_property *tv_select_subconnector_property; 613 struct drm_property *tv_mode_property; 614 struct drm_property *tv_left_margin_property; 615 struct drm_property *tv_right_margin_property; 616 struct drm_property *tv_top_margin_property; 617 struct drm_property *tv_bottom_margin_property; 618 struct drm_property *tv_brightness_property; 619 struct drm_property *tv_contrast_property; 620 struct drm_property *tv_flicker_reduction_property; 621 struct drm_property *tv_overscan_property; 622 struct drm_property *tv_saturation_property; 623 struct drm_property *tv_hue_property; 624 625 /* Optional properties */ 626 struct drm_property *scaling_mode_property; 627 struct drm_property *dithering_mode_property; 628 struct drm_property *dirty_info_property; 629 }; 630 631 #define obj_to_crtc(x) container_of(x, struct drm_crtc, base) 632 #define obj_to_connector(x) container_of(x, struct drm_connector, base) 633 #define obj_to_encoder(x) container_of(x, struct drm_encoder, base) 634 #define obj_to_mode(x) container_of(x, struct drm_display_mode, base) 635 #define obj_to_fb(x) container_of(x, struct drm_framebuffer, base) 636 #define obj_to_property(x) container_of(x, struct drm_property, base) 637 #define obj_to_blob(x) container_of(x, struct drm_property_blob, base) 638 639 640 extern void drm_crtc_init(struct drm_device *dev, 641 struct drm_crtc *crtc, 642 const struct drm_crtc_funcs *funcs); 643 extern void drm_crtc_cleanup(struct drm_crtc *crtc); 644 645 extern void drm_connector_init(struct drm_device *dev, 646 struct drm_connector *connector, 647 const struct drm_connector_funcs *funcs, 648 int connector_type); 649 650 extern void drm_connector_cleanup(struct drm_connector *connector); 651 652 extern void drm_encoder_init(struct drm_device *dev, 653 struct drm_encoder *encoder, 654 const struct drm_encoder_funcs *funcs, 655 int encoder_type); 656 657 extern void drm_encoder_cleanup(struct drm_encoder *encoder); 658 659 extern char *drm_get_connector_name(struct drm_connector *connector); 660 extern char *drm_get_dpms_name(int val); 661 extern char *drm_get_dvi_i_subconnector_name(int val); 662 extern char *drm_get_dvi_i_select_name(int val); 663 extern char *drm_get_tv_subconnector_name(int val); 664 extern char *drm_get_tv_select_name(int val); 665 extern void drm_fb_release(struct drm_file *file_priv); 666 extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group); 667 extern struct edid *drm_get_edid(struct drm_connector *connector, 668 struct i2c_adapter *adapter); 669 extern int drm_do_probe_ddc_edid(struct i2c_adapter *adapter, 670 unsigned char *buf, int len); 671 extern int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid); 672 extern void drm_mode_probed_add(struct drm_connector *connector, struct drm_display_mode *mode); 673 extern void drm_mode_remove(struct drm_connector *connector, struct drm_display_mode *mode); 674 extern struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev, 675 struct drm_display_mode *mode); 676 extern void drm_mode_debug_printmodeline(struct drm_display_mode *mode); 677 extern void drm_mode_config_init(struct drm_device *dev); 678 extern void drm_mode_config_cleanup(struct drm_device *dev); 679 extern void drm_mode_set_name(struct drm_display_mode *mode); 680 extern bool drm_mode_equal(struct drm_display_mode *mode1, struct drm_display_mode *mode2); 681 extern int drm_mode_width(struct drm_display_mode *mode); 682 extern int drm_mode_height(struct drm_display_mode *mode); 683 684 /* for us by fb module */ 685 extern int drm_mode_attachmode_crtc(struct drm_device *dev, 686 struct drm_crtc *crtc, 687 struct drm_display_mode *mode); 688 extern int drm_mode_detachmode_crtc(struct drm_device *dev, struct drm_display_mode *mode); 689 690 extern struct drm_display_mode *drm_mode_create(struct drm_device *dev); 691 extern void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode); 692 extern void drm_mode_list_concat(struct list_head *head, 693 struct list_head *new); 694 extern void drm_mode_validate_size(struct drm_device *dev, 695 struct list_head *mode_list, 696 int maxX, int maxY, int maxPitch); 697 extern void drm_mode_prune_invalid(struct drm_device *dev, 698 struct list_head *mode_list, bool verbose); 699 extern void drm_mode_sort(struct list_head *mode_list); 700 extern int drm_mode_hsync(struct drm_display_mode *mode); 701 extern int drm_mode_vrefresh(struct drm_display_mode *mode); 702 extern void drm_mode_set_crtcinfo(struct drm_display_mode *p, 703 int adjust_flags); 704 extern void drm_mode_connector_list_update(struct drm_connector *connector); 705 extern int drm_mode_connector_update_edid_property(struct drm_connector *connector, 706 struct edid *edid); 707 extern int drm_connector_property_set_value(struct drm_connector *connector, 708 struct drm_property *property, 709 uint64_t value); 710 extern int drm_connector_property_get_value(struct drm_connector *connector, 711 struct drm_property *property, 712 uint64_t *value); 713 extern struct drm_display_mode *drm_crtc_mode_create(struct drm_device *dev); 714 extern void drm_framebuffer_set_object(struct drm_device *dev, 715 unsigned long handle); 716 extern int drm_framebuffer_init(struct drm_device *dev, 717 struct drm_framebuffer *fb, 718 const struct drm_framebuffer_funcs *funcs); 719 extern void drm_framebuffer_cleanup(struct drm_framebuffer *fb); 720 extern int drmfb_probe(struct drm_device *dev, struct drm_crtc *crtc); 721 extern int drmfb_remove(struct drm_device *dev, struct drm_framebuffer *fb); 722 extern void drm_crtc_probe_connector_modes(struct drm_device *dev, int maxX, int maxY); 723 extern bool drm_crtc_in_use(struct drm_crtc *crtc); 724 725 extern int drm_connector_attach_property(struct drm_connector *connector, 726 struct drm_property *property, uint64_t init_val); 727 extern struct drm_property *drm_property_create(struct drm_device *dev, int flags, 728 const char *name, int num_values); 729 extern void drm_property_destroy(struct drm_device *dev, struct drm_property *property); 730 extern int drm_property_add_enum(struct drm_property *property, int index, 731 uint64_t value, const char *name); 732 extern int drm_mode_create_dvi_i_properties(struct drm_device *dev); 733 extern int drm_mode_create_tv_properties(struct drm_device *dev, int num_formats, 734 char *formats[]); 735 extern int drm_mode_create_scaling_mode_property(struct drm_device *dev); 736 extern int drm_mode_create_dithering_property(struct drm_device *dev); 737 extern int drm_mode_create_dirty_info_property(struct drm_device *dev); 738 extern char *drm_get_encoder_name(struct drm_encoder *encoder); 739 740 extern int drm_mode_connector_attach_encoder(struct drm_connector *connector, 741 struct drm_encoder *encoder); 742 extern void drm_mode_connector_detach_encoder(struct drm_connector *connector, 743 struct drm_encoder *encoder); 744 extern bool drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, 745 int gamma_size); 746 extern struct drm_mode_object *drm_mode_object_find(struct drm_device *dev, 747 uint32_t id, uint32_t type); 748 /* IOCTLs */ 749 extern int drm_mode_getresources(struct drm_device *dev, 750 void *data, struct drm_file *file_priv); 751 752 extern int drm_mode_getcrtc(struct drm_device *dev, 753 void *data, struct drm_file *file_priv); 754 extern int drm_mode_getconnector(struct drm_device *dev, 755 void *data, struct drm_file *file_priv); 756 extern int drm_mode_setcrtc(struct drm_device *dev, 757 void *data, struct drm_file *file_priv); 758 extern int drm_mode_cursor_ioctl(struct drm_device *dev, 759 void *data, struct drm_file *file_priv); 760 extern int drm_mode_addfb(struct drm_device *dev, 761 void *data, struct drm_file *file_priv); 762 extern int drm_mode_rmfb(struct drm_device *dev, 763 void *data, struct drm_file *file_priv); 764 extern int drm_mode_getfb(struct drm_device *dev, 765 void *data, struct drm_file *file_priv); 766 extern int drm_mode_dirtyfb_ioctl(struct drm_device *dev, 767 void *data, struct drm_file *file_priv); 768 extern int drm_mode_addmode_ioctl(struct drm_device *dev, 769 void *data, struct drm_file *file_priv); 770 extern int drm_mode_rmmode_ioctl(struct drm_device *dev, 771 void *data, struct drm_file *file_priv); 772 extern int drm_mode_attachmode_ioctl(struct drm_device *dev, 773 void *data, struct drm_file *file_priv); 774 extern int drm_mode_detachmode_ioctl(struct drm_device *dev, 775 void *data, struct drm_file *file_priv); 776 777 extern int drm_mode_getproperty_ioctl(struct drm_device *dev, 778 void *data, struct drm_file *file_priv); 779 extern int drm_mode_getblob_ioctl(struct drm_device *dev, 780 void *data, struct drm_file *file_priv); 781 extern int drm_mode_connector_property_set_ioctl(struct drm_device *dev, 782 void *data, struct drm_file *file_priv); 783 extern int drm_mode_hotplug_ioctl(struct drm_device *dev, 784 void *data, struct drm_file *file_priv); 785 extern int drm_mode_replacefb(struct drm_device *dev, 786 void *data, struct drm_file *file_priv); 787 extern int drm_mode_getencoder(struct drm_device *dev, 788 void *data, struct drm_file *file_priv); 789 extern int drm_mode_gamma_get_ioctl(struct drm_device *dev, 790 void *data, struct drm_file *file_priv); 791 extern int drm_mode_gamma_set_ioctl(struct drm_device *dev, 792 void *data, struct drm_file *file_priv); 793 extern bool drm_detect_hdmi_monitor(struct edid *edid); 794 extern int drm_mode_page_flip_ioctl(struct drm_device *dev, 795 void *data, struct drm_file *file_priv); 796 extern struct drm_display_mode *drm_cvt_mode(struct drm_device *dev, 797 int hdisplay, int vdisplay, int vrefresh, 798 bool reduced, bool interlaced, bool margins); 799 extern struct drm_display_mode *drm_gtf_mode(struct drm_device *dev, 800 int hdisplay, int vdisplay, int vrefresh, 801 bool interlaced, int margins); 802 extern int drm_add_modes_noedid(struct drm_connector *connector, 803 int hdisplay, int vdisplay); 804 #endif /* __DRM_CRTC_H__ */ 805