xf86drmMode.h revision 87bf8e7c
1/* 2 * \file xf86drmMode.h 3 * Header for DRM modesetting interface. 4 * 5 * \author Jakob Bornecrantz <wallbraker@gmail.com> 6 * 7 * \par Acknowledgements: 8 * Feb 2007, Dave Airlie <airlied@linux.ie> 9 */ 10 11/* 12 * Copyright (c) 2007-2008 Tungsten Graphics, Inc., Cedar Park, Texas. 13 * Copyright (c) 2007-2008 Dave Airlie <airlied@linux.ie> 14 * Copyright (c) 2007-2008 Jakob Bornecrantz <wallbraker@gmail.com> 15 * 16 * Permission is hereby granted, free of charge, to any person obtaining a 17 * copy of this software and associated documentation files (the "Software"), 18 * to deal in the Software without restriction, including without limitation 19 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 20 * and/or sell copies of the Software, and to permit persons to whom the 21 * Software is furnished to do so, subject to the following conditions: 22 * 23 * The above copyright notice and this permission notice shall be included in 24 * all copies or substantial portions of the Software. 25 * 26 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 27 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 28 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 29 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 30 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 31 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 32 * IN THE SOFTWARE. 33 * 34 */ 35 36#ifndef _XF86DRMMODE_H_ 37#define _XF86DRMMODE_H_ 38 39#if defined(__cplusplus) 40extern "C" { 41#endif 42 43#include <drm.h> 44#include <stddef.h> 45#include <stdint.h> 46 47/* 48 * This is the interface for modesetting for drm. 49 * 50 * In order to use this interface you must include either <stdint.h> or another 51 * header defining uint32_t, int32_t and uint16_t. 52 * 53 * It aims to provide a randr1.2 compatible interface for modesettings in the 54 * kernel, the interface is also meant to be used by libraries like EGL. 55 * 56 * More information can be found in randrproto.txt which can be found here: 57 * http://gitweb.freedesktop.org/?p=xorg/proto/randrproto.git 58 * 59 * There are some major differences to be noted. Unlike the randr1.2 proto you 60 * need to create the memory object of the framebuffer yourself with the ttm 61 * buffer object interface. This object needs to be pinned. 62 */ 63 64/* 65 * If we pickup an old version of drm.h which doesn't include drm_mode.h 66 * we should redefine defines. This is so that builds doesn't breaks with 67 * new libdrm on old kernels. 68 */ 69#ifndef _DRM_MODE_H 70 71#define DRM_DISPLAY_INFO_LEN 32 72#define DRM_CONNECTOR_NAME_LEN 32 73#define DRM_DISPLAY_MODE_LEN 32 74#define DRM_PROP_NAME_LEN 32 75 76#define DRM_MODE_TYPE_BUILTIN (1<<0) 77#define DRM_MODE_TYPE_CLOCK_C ((1<<1) | DRM_MODE_TYPE_BUILTIN) 78#define DRM_MODE_TYPE_CRTC_C ((1<<2) | DRM_MODE_TYPE_BUILTIN) 79#define DRM_MODE_TYPE_PREFERRED (1<<3) 80#define DRM_MODE_TYPE_DEFAULT (1<<4) 81#define DRM_MODE_TYPE_USERDEF (1<<5) 82#define DRM_MODE_TYPE_DRIVER (1<<6) 83 84/* Video mode flags */ 85/* bit compatible with the xorg definitions. */ 86#define DRM_MODE_FLAG_PHSYNC (1<<0) 87#define DRM_MODE_FLAG_NHSYNC (1<<1) 88#define DRM_MODE_FLAG_PVSYNC (1<<2) 89#define DRM_MODE_FLAG_NVSYNC (1<<3) 90#define DRM_MODE_FLAG_INTERLACE (1<<4) 91#define DRM_MODE_FLAG_DBLSCAN (1<<5) 92#define DRM_MODE_FLAG_CSYNC (1<<6) 93#define DRM_MODE_FLAG_PCSYNC (1<<7) 94#define DRM_MODE_FLAG_NCSYNC (1<<8) 95#define DRM_MODE_FLAG_HSKEW (1<<9) /* hskew provided */ 96#define DRM_MODE_FLAG_BCAST (1<<10) 97#define DRM_MODE_FLAG_PIXMUX (1<<11) 98#define DRM_MODE_FLAG_DBLCLK (1<<12) 99#define DRM_MODE_FLAG_CLKDIV2 (1<<13) 100#define DRM_MODE_FLAG_3D_MASK (0x1f<<14) 101#define DRM_MODE_FLAG_3D_NONE (0<<14) 102#define DRM_MODE_FLAG_3D_FRAME_PACKING (1<<14) 103#define DRM_MODE_FLAG_3D_FIELD_ALTERNATIVE (2<<14) 104#define DRM_MODE_FLAG_3D_LINE_ALTERNATIVE (3<<14) 105#define DRM_MODE_FLAG_3D_SIDE_BY_SIDE_FULL (4<<14) 106#define DRM_MODE_FLAG_3D_L_DEPTH (5<<14) 107#define DRM_MODE_FLAG_3D_L_DEPTH_GFX_GFX_DEPTH (6<<14) 108#define DRM_MODE_FLAG_3D_TOP_AND_BOTTOM (7<<14) 109#define DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF (8<<14) 110 111/* DPMS flags */ 112/* bit compatible with the xorg definitions. */ 113#define DRM_MODE_DPMS_ON 0 114#define DRM_MODE_DPMS_STANDBY 1 115#define DRM_MODE_DPMS_SUSPEND 2 116#define DRM_MODE_DPMS_OFF 3 117 118/* Scaling mode options */ 119#define DRM_MODE_SCALE_NON_GPU 0 120#define DRM_MODE_SCALE_FULLSCREEN 1 121#define DRM_MODE_SCALE_NO_SCALE 2 122#define DRM_MODE_SCALE_ASPECT 3 123 124/* Dithering mode options */ 125#define DRM_MODE_DITHERING_OFF 0 126#define DRM_MODE_DITHERING_ON 1 127 128#define DRM_MODE_ENCODER_NONE 0 129#define DRM_MODE_ENCODER_DAC 1 130#define DRM_MODE_ENCODER_TMDS 2 131#define DRM_MODE_ENCODER_LVDS 3 132#define DRM_MODE_ENCODER_TVDAC 4 133#define DRM_MODE_ENCODER_VIRTUAL 5 134#define DRM_MODE_ENCODER_DSI 6 135#define DRM_MODE_ENCODER_DPMST 7 136#define DRM_MODE_ENCODER_DPI 8 137 138#define DRM_MODE_SUBCONNECTOR_Automatic 0 139#define DRM_MODE_SUBCONNECTOR_Unknown 0 140#define DRM_MODE_SUBCONNECTOR_DVID 3 141#define DRM_MODE_SUBCONNECTOR_DVIA 4 142#define DRM_MODE_SUBCONNECTOR_Composite 5 143#define DRM_MODE_SUBCONNECTOR_SVIDEO 6 144#define DRM_MODE_SUBCONNECTOR_Component 8 145#define DRM_MODE_SUBCONNECTOR_SCART 9 146 147#define DRM_MODE_CONNECTOR_Unknown 0 148#define DRM_MODE_CONNECTOR_VGA 1 149#define DRM_MODE_CONNECTOR_DVII 2 150#define DRM_MODE_CONNECTOR_DVID 3 151#define DRM_MODE_CONNECTOR_DVIA 4 152#define DRM_MODE_CONNECTOR_Composite 5 153#define DRM_MODE_CONNECTOR_SVIDEO 6 154#define DRM_MODE_CONNECTOR_LVDS 7 155#define DRM_MODE_CONNECTOR_Component 8 156#define DRM_MODE_CONNECTOR_9PinDIN 9 157#define DRM_MODE_CONNECTOR_DisplayPort 10 158#define DRM_MODE_CONNECTOR_HDMIA 11 159#define DRM_MODE_CONNECTOR_HDMIB 12 160#define DRM_MODE_CONNECTOR_TV 13 161#define DRM_MODE_CONNECTOR_eDP 14 162#define DRM_MODE_CONNECTOR_VIRTUAL 15 163#define DRM_MODE_CONNECTOR_DSI 16 164#define DRM_MODE_CONNECTOR_DPI 17 165#define DRM_MODE_CONNECTOR_WRITEBACK 18 166 167#define DRM_MODE_PROP_PENDING (1<<0) 168#define DRM_MODE_PROP_RANGE (1<<1) 169#define DRM_MODE_PROP_IMMUTABLE (1<<2) 170#define DRM_MODE_PROP_ENUM (1<<3) /* enumerated type with text strings */ 171#define DRM_MODE_PROP_BLOB (1<<4) 172 173#define DRM_MODE_CURSOR_BO (1<<0) 174#define DRM_MODE_CURSOR_MOVE (1<<1) 175 176#endif /* _DRM_MODE_H */ 177 178 179/* 180 * Feature defines 181 * 182 * Just because these are defined doesn't mean that the kernel 183 * can do that feature, its just for new code vs old libdrm. 184 */ 185#define DRM_MODE_FEATURE_KMS 1 186#define DRM_MODE_FEATURE_DIRTYFB 1 187 188 189typedef struct _drmModeRes { 190 191 int count_fbs; 192 uint32_t *fbs; 193 194 int count_crtcs; 195 uint32_t *crtcs; 196 197 int count_connectors; 198 uint32_t *connectors; 199 200 int count_encoders; 201 uint32_t *encoders; 202 203 uint32_t min_width, max_width; 204 uint32_t min_height, max_height; 205} drmModeRes, *drmModeResPtr; 206 207typedef struct _drmModeModeInfo { 208 uint32_t clock; 209 uint16_t hdisplay, hsync_start, hsync_end, htotal, hskew; 210 uint16_t vdisplay, vsync_start, vsync_end, vtotal, vscan; 211 212 uint32_t vrefresh; 213 214 uint32_t flags; 215 uint32_t type; 216 char name[DRM_DISPLAY_MODE_LEN]; 217} drmModeModeInfo, *drmModeModeInfoPtr; 218 219typedef struct _drmModeFB { 220 uint32_t fb_id; 221 uint32_t width, height; 222 uint32_t pitch; 223 uint32_t bpp; 224 uint32_t depth; 225 /* driver specific handle */ 226 uint32_t handle; 227} drmModeFB, *drmModeFBPtr; 228 229typedef struct _drmModeFB2 { 230 uint32_t fb_id; 231 uint32_t width, height; 232 uint32_t pixel_format; /* fourcc code from drm_fourcc.h */ 233 uint64_t modifier; /* applies to all buffers */ 234 uint32_t flags; 235 236 /* per-plane GEM handle; may be duplicate entries for multiple planes */ 237 uint32_t handles[4]; 238 uint32_t pitches[4]; /* bytes */ 239 uint32_t offsets[4]; /* bytes */ 240} drmModeFB2, *drmModeFB2Ptr; 241 242typedef struct drm_clip_rect drmModeClip, *drmModeClipPtr; 243 244typedef struct _drmModePropertyBlob { 245 uint32_t id; 246 uint32_t length; 247 void *data; 248} drmModePropertyBlobRes, *drmModePropertyBlobPtr; 249 250typedef struct _drmModeProperty { 251 uint32_t prop_id; 252 uint32_t flags; 253 char name[DRM_PROP_NAME_LEN]; 254 int count_values; 255 uint64_t *values; /* store the blob lengths */ 256 int count_enums; 257 struct drm_mode_property_enum *enums; 258 int count_blobs; 259 uint32_t *blob_ids; /* store the blob IDs */ 260} drmModePropertyRes, *drmModePropertyPtr; 261 262static __inline int drm_property_type_is(drmModePropertyPtr property, 263 uint32_t type) 264{ 265 /* instanceof for props.. handles extended type vs original types: */ 266 if (property->flags & DRM_MODE_PROP_EXTENDED_TYPE) 267 return (property->flags & DRM_MODE_PROP_EXTENDED_TYPE) == type; 268 return property->flags & type; 269} 270 271typedef struct _drmModeCrtc { 272 uint32_t crtc_id; 273 uint32_t buffer_id; /**< FB id to connect to 0 = disconnect */ 274 275 uint32_t x, y; /**< Position on the framebuffer */ 276 uint32_t width, height; 277 int mode_valid; 278 drmModeModeInfo mode; 279 280 int gamma_size; /**< Number of gamma stops */ 281 282} drmModeCrtc, *drmModeCrtcPtr; 283 284typedef struct _drmModeEncoder { 285 uint32_t encoder_id; 286 uint32_t encoder_type; 287 uint32_t crtc_id; 288 uint32_t possible_crtcs; 289 uint32_t possible_clones; 290} drmModeEncoder, *drmModeEncoderPtr; 291 292typedef enum { 293 DRM_MODE_CONNECTED = 1, 294 DRM_MODE_DISCONNECTED = 2, 295 DRM_MODE_UNKNOWNCONNECTION = 3 296} drmModeConnection; 297 298typedef enum { 299 DRM_MODE_SUBPIXEL_UNKNOWN = 1, 300 DRM_MODE_SUBPIXEL_HORIZONTAL_RGB = 2, 301 DRM_MODE_SUBPIXEL_HORIZONTAL_BGR = 3, 302 DRM_MODE_SUBPIXEL_VERTICAL_RGB = 4, 303 DRM_MODE_SUBPIXEL_VERTICAL_BGR = 5, 304 DRM_MODE_SUBPIXEL_NONE = 6 305} drmModeSubPixel; 306 307typedef struct _drmModeConnector { 308 uint32_t connector_id; 309 uint32_t encoder_id; /**< Encoder currently connected to */ 310 uint32_t connector_type; 311 uint32_t connector_type_id; 312 drmModeConnection connection; 313 uint32_t mmWidth, mmHeight; /**< HxW in millimeters */ 314 drmModeSubPixel subpixel; 315 316 int count_modes; 317 drmModeModeInfoPtr modes; 318 319 int count_props; 320 uint32_t *props; /**< List of property ids */ 321 uint64_t *prop_values; /**< List of property values */ 322 323 int count_encoders; 324 uint32_t *encoders; /**< List of encoder ids */ 325} drmModeConnector, *drmModeConnectorPtr; 326 327#define DRM_PLANE_TYPE_OVERLAY 0 328#define DRM_PLANE_TYPE_PRIMARY 1 329#define DRM_PLANE_TYPE_CURSOR 2 330 331typedef struct _drmModeObjectProperties { 332 uint32_t count_props; 333 uint32_t *props; 334 uint64_t *prop_values; 335} drmModeObjectProperties, *drmModeObjectPropertiesPtr; 336 337typedef struct _drmModePlane { 338 uint32_t count_formats; 339 uint32_t *formats; 340 uint32_t plane_id; 341 342 uint32_t crtc_id; 343 uint32_t fb_id; 344 345 uint32_t crtc_x, crtc_y; 346 uint32_t x, y; 347 348 uint32_t possible_crtcs; 349 uint32_t gamma_size; 350} drmModePlane, *drmModePlanePtr; 351 352typedef struct _drmModePlaneRes { 353 uint32_t count_planes; 354 uint32_t *planes; 355} drmModePlaneRes, *drmModePlaneResPtr; 356 357extern void drmModeFreeModeInfo( drmModeModeInfoPtr ptr ); 358extern void drmModeFreeResources( drmModeResPtr ptr ); 359extern void drmModeFreeFB( drmModeFBPtr ptr ); 360extern void drmModeFreeFB2( drmModeFB2Ptr ptr ); 361extern void drmModeFreeCrtc( drmModeCrtcPtr ptr ); 362extern void drmModeFreeConnector( drmModeConnectorPtr ptr ); 363extern void drmModeFreeEncoder( drmModeEncoderPtr ptr ); 364extern void drmModeFreePlane( drmModePlanePtr ptr ); 365extern void drmModeFreePlaneResources(drmModePlaneResPtr ptr); 366 367/** 368 * Retrieves all of the resources associated with a card. 369 */ 370extern drmModeResPtr drmModeGetResources(int fd); 371 372/* 373 * FrameBuffer manipulation. 374 */ 375 376/** 377 * Retrieve information about framebuffer bufferId 378 */ 379extern drmModeFBPtr drmModeGetFB(int fd, uint32_t bufferId); 380extern drmModeFB2Ptr drmModeGetFB2(int fd, uint32_t bufferId); 381 382/** 383 * Creates a new framebuffer with an buffer object as its scanout buffer. 384 */ 385extern int drmModeAddFB(int fd, uint32_t width, uint32_t height, uint8_t depth, 386 uint8_t bpp, uint32_t pitch, uint32_t bo_handle, 387 uint32_t *buf_id); 388/* ...with a specific pixel format */ 389extern int drmModeAddFB2(int fd, uint32_t width, uint32_t height, 390 uint32_t pixel_format, const uint32_t bo_handles[4], 391 const uint32_t pitches[4], const uint32_t offsets[4], 392 uint32_t *buf_id, uint32_t flags); 393 394/* ...with format modifiers */ 395int drmModeAddFB2WithModifiers(int fd, uint32_t width, uint32_t height, 396 uint32_t pixel_format, const uint32_t bo_handles[4], 397 const uint32_t pitches[4], const uint32_t offsets[4], 398 const uint64_t modifier[4], uint32_t *buf_id, 399 uint32_t flags); 400 401/** 402 * Destroies the given framebuffer. 403 */ 404extern int drmModeRmFB(int fd, uint32_t bufferId); 405 406/** 407 * Mark a region of a framebuffer as dirty. 408 */ 409extern int drmModeDirtyFB(int fd, uint32_t bufferId, 410 drmModeClipPtr clips, uint32_t num_clips); 411 412 413/* 414 * Crtc functions 415 */ 416 417/** 418 * Retrieve information about the ctrt crtcId 419 */ 420extern drmModeCrtcPtr drmModeGetCrtc(int fd, uint32_t crtcId); 421 422/** 423 * Set the mode on a crtc crtcId with the given mode modeId. 424 */ 425int drmModeSetCrtc(int fd, uint32_t crtcId, uint32_t bufferId, 426 uint32_t x, uint32_t y, uint32_t *connectors, int count, 427 drmModeModeInfoPtr mode); 428 429/* 430 * Cursor functions 431 */ 432 433/** 434 * Set the cursor on crtc 435 */ 436int drmModeSetCursor(int fd, uint32_t crtcId, uint32_t bo_handle, uint32_t width, uint32_t height); 437 438int drmModeSetCursor2(int fd, uint32_t crtcId, uint32_t bo_handle, uint32_t width, uint32_t height, int32_t hot_x, int32_t hot_y); 439/** 440 * Move the cursor on crtc 441 */ 442int drmModeMoveCursor(int fd, uint32_t crtcId, int x, int y); 443 444/** 445 * Encoder functions 446 */ 447drmModeEncoderPtr drmModeGetEncoder(int fd, uint32_t encoder_id); 448 449/* 450 * Connector manipulation 451 */ 452 453/** 454 * Retrieve all information about the connector connectorId. This will do a 455 * forced probe on the connector to retrieve remote information such as EDIDs 456 * from the display device. 457 */ 458extern drmModeConnectorPtr drmModeGetConnector(int fd, 459 uint32_t connectorId); 460 461/** 462 * Retrieve current information, i.e the currently active mode and encoder, 463 * about the connector connectorId. This will not do any probing on the 464 * connector or remote device, and only reports what is currently known. 465 * For the complete set of modes and encoders associated with the connector 466 * use drmModeGetConnector() which will do a probe to determine any display 467 * link changes first. 468 */ 469extern drmModeConnectorPtr drmModeGetConnectorCurrent(int fd, 470 uint32_t connector_id); 471 472/** 473 * Attaches the given mode to an connector. 474 */ 475extern int drmModeAttachMode(int fd, uint32_t connectorId, drmModeModeInfoPtr mode_info); 476 477/** 478 * Detaches a mode from the connector 479 * must be unused, by the given mode. 480 */ 481extern int drmModeDetachMode(int fd, uint32_t connectorId, drmModeModeInfoPtr mode_info); 482 483extern drmModePropertyPtr drmModeGetProperty(int fd, uint32_t propertyId); 484extern void drmModeFreeProperty(drmModePropertyPtr ptr); 485 486extern drmModePropertyBlobPtr drmModeGetPropertyBlob(int fd, uint32_t blob_id); 487extern void drmModeFreePropertyBlob(drmModePropertyBlobPtr ptr); 488extern int drmModeConnectorSetProperty(int fd, uint32_t connector_id, uint32_t property_id, 489 uint64_t value); 490extern int drmCheckModesettingSupported(const char *busid); 491 492extern int drmModeCrtcSetGamma(int fd, uint32_t crtc_id, uint32_t size, 493 uint16_t *red, uint16_t *green, uint16_t *blue); 494extern int drmModeCrtcGetGamma(int fd, uint32_t crtc_id, uint32_t size, 495 uint16_t *red, uint16_t *green, uint16_t *blue); 496extern int drmModePageFlip(int fd, uint32_t crtc_id, uint32_t fb_id, 497 uint32_t flags, void *user_data); 498extern int drmModePageFlipTarget(int fd, uint32_t crtc_id, uint32_t fb_id, 499 uint32_t flags, void *user_data, 500 uint32_t target_vblank); 501 502extern drmModePlaneResPtr drmModeGetPlaneResources(int fd); 503extern drmModePlanePtr drmModeGetPlane(int fd, uint32_t plane_id); 504extern int drmModeSetPlane(int fd, uint32_t plane_id, uint32_t crtc_id, 505 uint32_t fb_id, uint32_t flags, 506 uint32_t crtc_x, uint32_t crtc_y, 507 uint32_t crtc_w, uint32_t crtc_h, 508 uint32_t src_x, uint32_t src_y, 509 uint32_t src_w, uint32_t src_h); 510 511extern drmModeObjectPropertiesPtr drmModeObjectGetProperties(int fd, 512 uint32_t object_id, 513 uint32_t object_type); 514extern void drmModeFreeObjectProperties(drmModeObjectPropertiesPtr ptr); 515extern int drmModeObjectSetProperty(int fd, uint32_t object_id, 516 uint32_t object_type, uint32_t property_id, 517 uint64_t value); 518 519 520typedef struct _drmModeAtomicReq drmModeAtomicReq, *drmModeAtomicReqPtr; 521 522extern drmModeAtomicReqPtr drmModeAtomicAlloc(void); 523extern drmModeAtomicReqPtr drmModeAtomicDuplicate(drmModeAtomicReqPtr req); 524extern int drmModeAtomicMerge(drmModeAtomicReqPtr base, 525 drmModeAtomicReqPtr augment); 526extern void drmModeAtomicFree(drmModeAtomicReqPtr req); 527extern int drmModeAtomicGetCursor(drmModeAtomicReqPtr req); 528extern void drmModeAtomicSetCursor(drmModeAtomicReqPtr req, int cursor); 529extern int drmModeAtomicAddProperty(drmModeAtomicReqPtr req, 530 uint32_t object_id, 531 uint32_t property_id, 532 uint64_t value); 533extern int drmModeAtomicCommit(int fd, 534 drmModeAtomicReqPtr req, 535 uint32_t flags, 536 void *user_data); 537 538extern int drmModeCreatePropertyBlob(int fd, const void *data, size_t size, 539 uint32_t *id); 540extern int drmModeDestroyPropertyBlob(int fd, uint32_t id); 541 542/* 543 * DRM mode lease APIs. These create and manage new drm_masters with 544 * access to a subset of the available DRM resources 545 */ 546 547extern int drmModeCreateLease(int fd, const uint32_t *objects, int num_objects, int flags, uint32_t *lessee_id); 548 549typedef struct drmModeLesseeList { 550 uint32_t count; 551 uint32_t lessees[0]; 552} drmModeLesseeListRes, *drmModeLesseeListPtr; 553 554extern drmModeLesseeListPtr drmModeListLessees(int fd); 555 556typedef struct drmModeObjectList { 557 uint32_t count; 558 uint32_t objects[0]; 559} drmModeObjectListRes, *drmModeObjectListPtr; 560 561extern drmModeObjectListPtr drmModeGetLease(int fd); 562 563extern int drmModeRevokeLease(int fd, uint32_t lessee_id); 564 565#if defined(__cplusplus) 566} 567#endif 568 569#endif 570