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