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) 233 234 struct drm_mode_property_enum { 235 __u64 value; 236 char name[DRM_PROP_NAME_LEN]; 237 }; 238 239 struct drm_mode_get_property { 240 __u64 values_ptr; /* values and blob lengths */ 241 __u64 enum_blob_ptr; /* enum and blob id ptrs */ 242 243 __u32 prop_id; 244 __u32 flags; 245 char name[DRM_PROP_NAME_LEN]; 246 247 __u32 count_values; 248 __u32 count_enum_blobs; 249 }; 250 251 struct drm_mode_connector_set_property { 252 __u64 value; 253 __u32 prop_id; 254 __u32 connector_id; 255 }; 256 257 struct drm_mode_get_blob { 258 __u32 blob_id; 259 __u32 length; 260 __u64 data; 261 }; 262 263 struct drm_mode_fb_cmd { 264 __u32 fb_id; 265 __u32 width, height; 266 __u32 pitch; 267 __u32 bpp; 268 __u32 depth; 269 /* driver specific handle */ 270 __u32 handle; 271 }; 272 273 #define DRM_MODE_FB_INTERLACED (1<<0) /* for interlaced framebuffers */ 274 275 struct drm_mode_fb_cmd2 { 276 __u32 fb_id; 277 __u32 width, height; 278 __u32 pixel_format; /* fourcc code from drm_fourcc.h */ 279 __u32 flags; /* see above flags */ 280 281 /* 282 * In case of planar formats, this ioctl allows up to 4 283 * buffer objects with offets and pitches per plane. 284 * The pitch and offset order is dictated by the fourcc, 285 * e.g. NV12 (http://fourcc.org/yuv.php#NV12) is described as: 286 * 287 * YUV 4:2:0 image with a plane of 8 bit Y samples 288 * followed by an interleaved U/V plane containing 289 * 8 bit 2x2 subsampled colour difference samples. 290 * 291 * So it would consist of Y as offset[0] and UV as 292 * offeset[1]. Note that offset[0] will generally 293 * be 0. 294 */ 295 __u32 handles[4]; 296 __u32 pitches[4]; /* pitch for each plane */ 297 __u32 offsets[4]; /* offset of each plane */ 298 }; 299 300 #define DRM_MODE_FB_DIRTY_ANNOTATE_COPY 0x01 301 #define DRM_MODE_FB_DIRTY_ANNOTATE_FILL 0x02 302 #define DRM_MODE_FB_DIRTY_FLAGS 0x03 303 304 #define DRM_MODE_FB_DIRTY_MAX_CLIPS 256 305 306 /* 307 * Mark a region of a framebuffer as dirty. 308 * 309 * Some hardware does not automatically update display contents 310 * as a hardware or software draw to a framebuffer. This ioctl 311 * allows userspace to tell the kernel and the hardware what 312 * regions of the framebuffer have changed. 313 * 314 * The kernel or hardware is free to update more then just the 315 * region specified by the clip rects. The kernel or hardware 316 * may also delay and/or coalesce several calls to dirty into a 317 * single update. 318 * 319 * Userspace may annotate the updates, the annotates are a 320 * promise made by the caller that the change is either a copy 321 * of pixels or a fill of a single color in the region specified. 322 * 323 * If the DRM_MODE_FB_DIRTY_ANNOTATE_COPY flag is given then 324 * the number of updated regions are half of num_clips given, 325 * where the clip rects are paired in src and dst. The width and 326 * height of each one of the pairs must match. 327 * 328 * If the DRM_MODE_FB_DIRTY_ANNOTATE_FILL flag is given the caller 329 * promises that the region specified of the clip rects is filled 330 * completely with a single color as given in the color argument. 331 */ 332 333 struct drm_mode_fb_dirty_cmd { 334 __u32 fb_id; 335 __u32 flags; 336 __u32 color; 337 __u32 num_clips; 338 __u64 clips_ptr; 339 }; 340 341 struct drm_mode_mode_cmd { 342 __u32 connector_id; 343 struct drm_mode_modeinfo mode; 344 }; 345 346 #define DRM_MODE_CURSOR_BO 0x01 347 #define DRM_MODE_CURSOR_MOVE 0x02 348 #define DRM_MODE_CURSOR_FLAGS 0x03 349 350 /* 351 * depending on the value in flags different members are used. 352 * 353 * CURSOR_BO uses 354 * crtc 355 * width 356 * height 357 * handle - if 0 turns the cursor of 358 * 359 * CURSOR_MOVE uses 360 * crtc 361 * x 362 * y 363 */ 364 struct drm_mode_cursor { 365 __u32 flags; 366 __u32 crtc_id; 367 __s32 x; 368 __s32 y; 369 __u32 width; 370 __u32 height; 371 /* driver specific handle */ 372 __u32 handle; 373 }; 374 375 struct drm_mode_crtc_lut { 376 __u32 crtc_id; 377 __u32 gamma_size; 378 379 /* pointers to arrays */ 380 __u64 red; 381 __u64 green; 382 __u64 blue; 383 }; 384 385 #define DRM_MODE_PAGE_FLIP_EVENT 0x01 386 #define DRM_MODE_PAGE_FLIP_FLAGS DRM_MODE_PAGE_FLIP_EVENT 387 388 /* 389 * Request a page flip on the specified crtc. 390 * 391 * This ioctl will ask KMS to schedule a page flip for the specified 392 * crtc. Once any pending rendering targeting the specified fb (as of 393 * ioctl time) has completed, the crtc will be reprogrammed to display 394 * that fb after the next vertical refresh. The ioctl returns 395 * immediately, but subsequent rendering to the current fb will block 396 * in the execbuffer ioctl until the page flip happens. If a page 397 * flip is already pending as the ioctl is called, EBUSY will be 398 * returned. 399 * 400 * The ioctl supports one flag, DRM_MODE_PAGE_FLIP_EVENT, which will 401 * request that drm sends back a vblank event (see drm.h: struct 402 * drm_event_vblank) when the page flip is done. The user_data field 403 * passed in with this ioctl will be returned as the user_data field 404 * in the vblank event struct. 405 * 406 * The reserved field must be zero until we figure out something 407 * clever to use it for. 408 */ 409 410 struct drm_mode_crtc_page_flip { 411 __u32 crtc_id; 412 __u32 fb_id; 413 __u32 flags; 414 __u32 reserved; 415 __u64 user_data; 416 }; 417 418 /* create a dumb scanout buffer */ 419 struct drm_mode_create_dumb { 420 uint32_t height; 421 uint32_t width; 422 uint32_t bpp; 423 uint32_t flags; 424 /* handle, pitch, size will be returned */ 425 uint32_t handle; 426 uint32_t pitch; 427 uint64_t size; 428 }; 429 430 /* set up for mmap of a dumb scanout buffer */ 431 struct drm_mode_map_dumb { 432 /** Handle for the object being mapped. */ 433 __u32 handle; 434 __u32 pad; 435 /** 436 * Fake offset to use for subsequent mmap call 437 * 438 * This is a fixed-size type for 32/64 compatibility. 439 */ 440 __u64 offset; 441 }; 442 443 struct drm_mode_destroy_dumb { 444 uint32_t handle; 445 }; 446 447 #endif 448