1 /* 2 * Copyright (c) 2007 Dave Airlie <airlied@linux.ie> 3 * Copyright (c) 2007 Jakob Bornecrantz <wallbraker@gmail.com> 4 * Copyright (c) 2008 Red Hat Inc. 5 * Copyright (c) 2007-2008 Tungsten Graphics, Inc., Cedar Park, TX., USA 6 * Copyright (c) 2007-2008 Intel Corporation 7 * 8 * Permission is hereby granted, free of charge, to any person obtaining a 9 * copy of this software and associated documentation files (the "Software"), 10 * to deal in the Software without restriction, including without limitation 11 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 12 * and/or sell copies of the Software, and to permit persons to whom the 13 * Software is furnished to do so, subject to the following conditions: 14 * 15 * The above copyright notice and this permission notice shall be included in 16 * all copies or substantial portions of the Software. 17 * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 21 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 23 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 24 * IN THE SOFTWARE. 25 */ 26 27 #ifndef _DRM_MODE_H 28 #define _DRM_MODE_H 29 30 #include <linux/types.h> 31 32 #define DRM_DISPLAY_INFO_LEN 32 33 #define DRM_CONNECTOR_NAME_LEN 32 34 #define DRM_DISPLAY_MODE_LEN 32 35 #define DRM_PROP_NAME_LEN 32 36 37 #define DRM_MODE_TYPE_BUILTIN (1<<0) 38 #define DRM_MODE_TYPE_CLOCK_C ((1<<1) | DRM_MODE_TYPE_BUILTIN) 39 #define DRM_MODE_TYPE_CRTC_C ((1<<2) | DRM_MODE_TYPE_BUILTIN) 40 #define DRM_MODE_TYPE_PREFERRED (1<<3) 41 #define DRM_MODE_TYPE_DEFAULT (1<<4) 42 #define DRM_MODE_TYPE_USERDEF (1<<5) 43 #define DRM_MODE_TYPE_DRIVER (1<<6) 44 45 /* Video mode flags */ 46 /* bit compatible with the xorg definitions. */ 47 #define DRM_MODE_FLAG_PHSYNC (1<<0) 48 #define DRM_MODE_FLAG_NHSYNC (1<<1) 49 #define DRM_MODE_FLAG_PVSYNC (1<<2) 50 #define DRM_MODE_FLAG_NVSYNC (1<<3) 51 #define DRM_MODE_FLAG_INTERLACE (1<<4) 52 #define DRM_MODE_FLAG_DBLSCAN (1<<5) 53 #define DRM_MODE_FLAG_CSYNC (1<<6) 54 #define DRM_MODE_FLAG_PCSYNC (1<<7) 55 #define DRM_MODE_FLAG_NCSYNC (1<<8) 56 #define DRM_MODE_FLAG_HSKEW (1<<9) /* hskew provided */ 57 #define DRM_MODE_FLAG_BCAST (1<<10) 58 #define DRM_MODE_FLAG_PIXMUX (1<<11) 59 #define DRM_MODE_FLAG_DBLCLK (1<<12) 60 #define DRM_MODE_FLAG_CLKDIV2 (1<<13) 61 62 /* DPMS flags */ 63 /* bit compatible with the xorg definitions. */ 64 #define DRM_MODE_DPMS_ON 0 65 #define DRM_MODE_DPMS_STANDBY 1 66 #define DRM_MODE_DPMS_SUSPEND 2 67 #define DRM_MODE_DPMS_OFF 3 68 69 /* Scaling mode options */ 70 #define DRM_MODE_SCALE_NONE 0 /* Unmodified timing (display or 71 software can still scale) */ 72 #define DRM_MODE_SCALE_FULLSCREEN 1 /* Full screen, ignore aspect */ 73 #define DRM_MODE_SCALE_CENTER 2 /* Centered, no scaling */ 74 #define DRM_MODE_SCALE_ASPECT 3 /* Full screen, preserve aspect */ 75 76 /* Dithering mode options */ 77 #define DRM_MODE_DITHERING_OFF 0 78 #define DRM_MODE_DITHERING_ON 1 79 #define DRM_MODE_DITHERING_AUTO 2 80 81 /* Dirty info options */ 82 #define DRM_MODE_DIRTY_OFF 0 83 #define DRM_MODE_DIRTY_ON 1 84 #define DRM_MODE_DIRTY_ANNOTATE 2 85 86 struct drm_mode_modeinfo { 87 __u32 clock; 88 __u16 hdisplay, hsync_start, hsync_end, htotal, hskew; 89 __u16 vdisplay, vsync_start, vsync_end, vtotal, vscan; 90 91 __u32 vrefresh; 92 93 __u32 flags; 94 __u32 type; 95 char name[DRM_DISPLAY_MODE_LEN]; 96 }; 97 98 struct drm_mode_card_res { 99 __u64 fb_id_ptr; 100 __u64 crtc_id_ptr; 101 __u64 connector_id_ptr; 102 __u64 encoder_id_ptr; 103 __u32 count_fbs; 104 __u32 count_crtcs; 105 __u32 count_connectors; 106 __u32 count_encoders; 107 __u32 min_width, max_width; 108 __u32 min_height, max_height; 109 }; 110 111 struct drm_mode_crtc { 112 __u64 set_connectors_ptr; 113 __u32 count_connectors; 114 115 __u32 crtc_id; /**< Id */ 116 __u32 fb_id; /**< Id of framebuffer */ 117 118 __u32 x, y; /**< Position on the frameuffer */ 119 120 __u32 gamma_size; 121 __u32 mode_valid; 122 struct drm_mode_modeinfo mode; 123 }; 124 125 #define DRM_MODE_PRESENT_TOP_FIELD (1<<0) 126 #define DRM_MODE_PRESENT_BOTTOM_FIELD (1<<1) 127 128 /* Planes blend with or override other bits on the CRTC */ 129 struct drm_mode_set_plane { 130 __u32 plane_id; 131 __u32 crtc_id; 132 __u32 fb_id; /* fb object contains surface format type */ 133 __u32 flags; /* see above flags */ 134 135 /* Signed dest location allows it to be partially off screen */ 136 __s32 crtc_x, crtc_y; 137 __u32 crtc_w, crtc_h; 138 139 /* Source values are 16.16 fixed point */ 140 __u32 src_x, src_y; 141 __u32 src_h, src_w; 142 }; 143 144 struct drm_mode_get_plane { 145 __u32 plane_id; 146 147 __u32 crtc_id; 148 __u32 fb_id; 149 150 __u32 possible_crtcs; 151 __u32 gamma_size; 152 153 __u32 count_format_types; 154 __u64 format_type_ptr; 155 }; 156 157 struct drm_mode_get_plane_res { 158 __u64 plane_id_ptr; 159 __u32 count_planes; 160 }; 161 162 #define DRM_MODE_ENCODER_NONE 0 163 #define DRM_MODE_ENCODER_DAC 1 164 #define DRM_MODE_ENCODER_TMDS 2 165 #define DRM_MODE_ENCODER_LVDS 3 166 #define DRM_MODE_ENCODER_TVDAC 4 167 #define DRM_MODE_ENCODER_VIRTUAL 5 168 169 struct drm_mode_get_encoder { 170 __u32 encoder_id; 171 __u32 encoder_type; 172 173 __u32 crtc_id; /**< Id of crtc */ 174 175 __u32 possible_crtcs; 176 __u32 possible_clones; 177 }; 178 179 /* This is for connectors with multiple signal types. */ 180 /* Try to match DRM_MODE_CONNECTOR_X as closely as possible. */ 181 #define DRM_MODE_SUBCONNECTOR_Automatic 0 182 #define DRM_MODE_SUBCONNECTOR_Unknown 0 183 #define DRM_MODE_SUBCONNECTOR_DVID 3 184 #define DRM_MODE_SUBCONNECTOR_DVIA 4 185 #define DRM_MODE_SUBCONNECTOR_Composite 5 186 #define DRM_MODE_SUBCONNECTOR_SVIDEO 6 187 #define DRM_MODE_SUBCONNECTOR_Component 8 188 #define DRM_MODE_SUBCONNECTOR_SCART 9 189 190 #define DRM_MODE_CONNECTOR_Unknown 0 191 #define DRM_MODE_CONNECTOR_VGA 1 192 #define DRM_MODE_CONNECTOR_DVII 2 193 #define DRM_MODE_CONNECTOR_DVID 3 194 #define DRM_MODE_CONNECTOR_DVIA 4 195 #define DRM_MODE_CONNECTOR_Composite 5 196 #define DRM_MODE_CONNECTOR_SVIDEO 6 197 #define DRM_MODE_CONNECTOR_LVDS 7 198 #define DRM_MODE_CONNECTOR_Component 8 199 #define DRM_MODE_CONNECTOR_9PinDIN 9 200 #define DRM_MODE_CONNECTOR_DisplayPort 10 201 #define DRM_MODE_CONNECTOR_HDMIA 11 202 #define DRM_MODE_CONNECTOR_HDMIB 12 203 #define DRM_MODE_CONNECTOR_TV 13 204 #define DRM_MODE_CONNECTOR_eDP 14 205 #define DRM_MODE_CONNECTOR_VIRTUAL 15 206 207 struct drm_mode_get_connector { 208 209 __u64 encoders_ptr; 210 __u64 modes_ptr; 211 __u64 props_ptr; 212 __u64 prop_values_ptr; 213 214 __u32 count_modes; 215 __u32 count_props; 216 __u32 count_encoders; 217 218 __u32 encoder_id; /**< Current Encoder */ 219 __u32 connector_id; /**< Id */ 220 __u32 connector_type; 221 __u32 connector_type_id; 222 223 __u32 connection; 224 __u32 mm_width, mm_height; /**< HxW in millimeters */ 225 __u32 subpixel; 226 }; 227 228 #define DRM_MODE_PROP_PENDING (1<<0) 229 #define DRM_MODE_PROP_RANGE (1<<1) 230 #define DRM_MODE_PROP_IMMUTABLE (1<<2) 231 #define DRM_MODE_PROP_ENUM (1<<3) /* enumerated type with text strings */ 232 #define DRM_MODE_PROP_BLOB (1<<4) 233 #define DRM_MODE_PROP_BITMASK (1<<5) /* bitmask of enumerated types */ 234 235 struct drm_mode_property_enum { 236 __u64 value; 237 char name[DRM_PROP_NAME_LEN]; 238 }; 239 240 struct drm_mode_get_property { 241 __u64 values_ptr; /* values and blob lengths */ 242 __u64 enum_blob_ptr; /* enum and blob id ptrs */ 243 244 __u32 prop_id; 245 __u32 flags; 246 char name[DRM_PROP_NAME_LEN]; 247 248 __u32 count_values; 249 __u32 count_enum_blobs; 250 }; 251 252 struct drm_mode_connector_set_property { 253 __u64 value; 254 __u32 prop_id; 255 __u32 connector_id; 256 }; 257 258 struct drm_mode_obj_get_properties { 259 __u64 props_ptr; 260 __u64 prop_values_ptr; 261 __u32 count_props; 262 __u32 obj_id; 263 __u32 obj_type; 264 }; 265 266 struct drm_mode_obj_set_property { 267 __u64 value; 268 __u32 prop_id; 269 __u32 obj_id; 270 __u32 obj_type; 271 }; 272 273 struct drm_mode_get_blob { 274 __u32 blob_id; 275 __u32 length; 276 __u64 data; 277 }; 278 279 struct drm_mode_fb_cmd { 280 __u32 fb_id; 281 __u32 width, height; 282 __u32 pitch; 283 __u32 bpp; 284 __u32 depth; 285 /* driver specific handle */ 286 __u32 handle; 287 }; 288 289 #define DRM_MODE_FB_INTERLACED (1<<0) /* for interlaced framebuffers */ 290 291 struct drm_mode_fb_cmd2 { 292 __u32 fb_id; 293 __u32 width, height; 294 __u32 pixel_format; /* fourcc code from drm_fourcc.h */ 295 __u32 flags; /* see above flags */ 296 297 /* 298 * In case of planar formats, this ioctl allows up to 4 299 * buffer objects with offets and pitches per plane. 300 * The pitch and offset order is dictated by the fourcc, 301 * e.g. NV12 (http://fourcc.org/yuv.php#NV12) is described as: 302 * 303 * YUV 4:2:0 image with a plane of 8 bit Y samples 304 * followed by an interleaved U/V plane containing 305 * 8 bit 2x2 subsampled colour difference samples. 306 * 307 * So it would consist of Y as offset[0] and UV as 308 * offeset[1]. Note that offset[0] will generally 309 * be 0. 310 */ 311 __u32 handles[4]; 312 __u32 pitches[4]; /* pitch for each plane */ 313 __u32 offsets[4]; /* offset of each plane */ 314 }; 315 316 #define DRM_MODE_FB_DIRTY_ANNOTATE_COPY 0x01 317 #define DRM_MODE_FB_DIRTY_ANNOTATE_FILL 0x02 318 #define DRM_MODE_FB_DIRTY_FLAGS 0x03 319 320 #define DRM_MODE_FB_DIRTY_MAX_CLIPS 256 321 322 /* 323 * Mark a region of a framebuffer as dirty. 324 * 325 * Some hardware does not automatically update display contents 326 * as a hardware or software draw to a framebuffer. This ioctl 327 * allows userspace to tell the kernel and the hardware what 328 * regions of the framebuffer have changed. 329 * 330 * The kernel or hardware is free to update more then just the 331 * region specified by the clip rects. The kernel or hardware 332 * may also delay and/or coalesce several calls to dirty into a 333 * single update. 334 * 335 * Userspace may annotate the updates, the annotates are a 336 * promise made by the caller that the change is either a copy 337 * of pixels or a fill of a single color in the region specified. 338 * 339 * If the DRM_MODE_FB_DIRTY_ANNOTATE_COPY flag is given then 340 * the number of updated regions are half of num_clips given, 341 * where the clip rects are paired in src and dst. The width and 342 * height of each one of the pairs must match. 343 * 344 * If the DRM_MODE_FB_DIRTY_ANNOTATE_FILL flag is given the caller 345 * promises that the region specified of the clip rects is filled 346 * completely with a single color as given in the color argument. 347 */ 348 349 struct drm_mode_fb_dirty_cmd { 350 __u32 fb_id; 351 __u32 flags; 352 __u32 color; 353 __u32 num_clips; 354 __u64 clips_ptr; 355 }; 356 357 struct drm_mode_mode_cmd { 358 __u32 connector_id; 359 struct drm_mode_modeinfo mode; 360 }; 361 362 #define DRM_MODE_CURSOR_BO 0x01 363 #define DRM_MODE_CURSOR_MOVE 0x02 364 #define DRM_MODE_CURSOR_FLAGS 0x03 365 366 /* 367 * depending on the value in flags different members are used. 368 * 369 * CURSOR_BO uses 370 * crtc_id 371 * width 372 * height 373 * handle - if 0 turns the cursor off 374 * 375 * CURSOR_MOVE uses 376 * crtc_id 377 * x 378 * y 379 */ 380 struct drm_mode_cursor { 381 __u32 flags; 382 __u32 crtc_id; 383 __s32 x; 384 __s32 y; 385 __u32 width; 386 __u32 height; 387 /* driver specific handle */ 388 __u32 handle; 389 }; 390 391 struct drm_mode_cursor2 { 392 __u32 flags; 393 __u32 crtc_id; 394 __s32 x; 395 __s32 y; 396 __u32 width; 397 __u32 height; 398 /* driver specific handle */ 399 __u32 handle; 400 __s32 hot_x; 401 __s32 hot_y; 402 }; 403 404 struct drm_mode_crtc_lut { 405 __u32 crtc_id; 406 __u32 gamma_size; 407 408 /* pointers to arrays */ 409 __u64 red; 410 __u64 green; 411 __u64 blue; 412 }; 413 414 #define DRM_MODE_PAGE_FLIP_EVENT 0x01 415 #define DRM_MODE_PAGE_FLIP_ASYNC 0x02 416 #define DRM_MODE_PAGE_FLIP_FLAGS (DRM_MODE_PAGE_FLIP_EVENT|DRM_MODE_PAGE_FLIP_ASYNC) 417 418 /* 419 * Request a page flip on the specified crtc. 420 * 421 * This ioctl will ask KMS to schedule a page flip for the specified 422 * crtc. Once any pending rendering targeting the specified fb (as of 423 * ioctl time) has completed, the crtc will be reprogrammed to display 424 * that fb after the next vertical refresh. The ioctl returns 425 * immediately, but subsequent rendering to the current fb will block 426 * in the execbuffer ioctl until the page flip happens. If a page 427 * flip is already pending as the ioctl is called, EBUSY will be 428 * returned. 429 * 430 * Flag DRM_MODE_PAGE_FLIP_EVENT requests that drm sends back a vblank 431 * event (see drm.h: struct drm_event_vblank) when the page flip is 432 * done. The user_data field passed in with this ioctl will be 433 * returned as the user_data field in the vblank event struct. 434 * 435 * Flag DRM_MODE_PAGE_FLIP_ASYNC requests that the flip happen 436 * 'as soon as possible', meaning that it not delay waiting for vblank. 437 * This may cause tearing on the screen. 438 * 439 * The reserved field must be zero until we figure out something 440 * clever to use it for. 441 */ 442 443 struct drm_mode_crtc_page_flip { 444 __u32 crtc_id; 445 __u32 fb_id; 446 __u32 flags; 447 __u32 reserved; 448 __u64 user_data; 449 }; 450 451 /* create a dumb scanout buffer */ 452 struct drm_mode_create_dumb { 453 uint32_t height; 454 uint32_t width; 455 uint32_t bpp; 456 uint32_t flags; 457 /* handle, pitch, size will be returned */ 458 uint32_t handle; 459 uint32_t pitch; 460 uint64_t size; 461 }; 462 463 /* set up for mmap of a dumb scanout buffer */ 464 struct drm_mode_map_dumb { 465 /** Handle for the object being mapped. */ 466 __u32 handle; 467 __u32 pad; 468 /** 469 * Fake offset to use for subsequent mmap call 470 * 471 * This is a fixed-size type for 32/64 compatibility. 472 */ 473 __u64 offset; 474 }; 475 476 struct drm_mode_destroy_dumb { 477 uint32_t handle; 478 }; 479 480 #endif 481