f36c61a58ebe5199d1bf4590357fb5101ff0d2c1
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 */
27 #ifndef _DRM_MODE_H
28 #define _DRM_MODE_H
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
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)
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)
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
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 */
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
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
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;
89 __u32 vrefresh;
91 __u32 flags;
92 __u32 type;
93 char name[DRM_DISPLAY_MODE_LEN];
94 };
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 };
109 struct drm_mode_crtc {
110 __u64 set_connectors_ptr;
111 __u32 count_connectors;
113 __u32 crtc_id; /**< Id */
114 __u32 fb_id; /**< Id of framebuffer */
116 __u32 x, y; /**< Position on the frameuffer */
118 __u32 gamma_size;
119 __u32 mode_valid;
120 struct drm_mode_modeinfo mode;
121 };
123 #define DRM_MODE_PRESENT_TOP_FIELD (1<<0)
124 #define DRM_MODE_PRESENT_BOTTOM_FIELD (1<<1)
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;
133 /* Signed dest location allows it to be partially off screen */
134 __s32 crtc_x, crtc_y;
135 __u32 crtc_w, crtc_h;
137 /* Source values are 16.16 fixed point */
138 __u32 src_x, src_y;
139 __u32 src_h, src_w;
140 };
142 struct drm_mode_get_plane {
143 __u32 plane_id;
145 __u32 crtc_id;
146 __u32 fb_id;
148 __u32 possible_crtcs;
149 __u32 gamma_size;
151 __u32 count_format_types;
152 __u64 format_type_ptr;
153 };
155 struct drm_mode_get_plane_res {
156 __u64 plane_id_ptr;
157 __u32 count_planes;
158 };
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
166 struct drm_mode_get_encoder {
167 __u32 encoder_id;
168 __u32 encoder_type;
170 __u32 crtc_id; /**< Id of crtc */
172 __u32 possible_crtcs;
173 __u32 possible_clones;
174 };
176 /* This is for connectors with multiple signal types. */
177 /* Try to match DRM_MODE_CONNECTOR_X as closely as possible. */
178 #define DRM_MODE_SUBCONNECTOR_Automatic 0
179 #define DRM_MODE_SUBCONNECTOR_Unknown 0
180 #define DRM_MODE_SUBCONNECTOR_DVID 3
181 #define DRM_MODE_SUBCONNECTOR_DVIA 4
182 #define DRM_MODE_SUBCONNECTOR_Composite 5
183 #define DRM_MODE_SUBCONNECTOR_SVIDEO 6
184 #define DRM_MODE_SUBCONNECTOR_Component 8
185 #define DRM_MODE_SUBCONNECTOR_SCART 9
187 #define DRM_MODE_CONNECTOR_Unknown 0
188 #define DRM_MODE_CONNECTOR_VGA 1
189 #define DRM_MODE_CONNECTOR_DVII 2
190 #define DRM_MODE_CONNECTOR_DVID 3
191 #define DRM_MODE_CONNECTOR_DVIA 4
192 #define DRM_MODE_CONNECTOR_Composite 5
193 #define DRM_MODE_CONNECTOR_SVIDEO 6
194 #define DRM_MODE_CONNECTOR_LVDS 7
195 #define DRM_MODE_CONNECTOR_Component 8
196 #define DRM_MODE_CONNECTOR_9PinDIN 9
197 #define DRM_MODE_CONNECTOR_DisplayPort 10
198 #define DRM_MODE_CONNECTOR_HDMIA 11
199 #define DRM_MODE_CONNECTOR_HDMIB 12
200 #define DRM_MODE_CONNECTOR_TV 13
201 #define DRM_MODE_CONNECTOR_eDP 14
203 struct drm_mode_get_connector {
205 __u64 encoders_ptr;
206 __u64 modes_ptr;
207 __u64 props_ptr;
208 __u64 prop_values_ptr;
210 __u32 count_modes;
211 __u32 count_props;
212 __u32 count_encoders;
214 __u32 encoder_id; /**< Current Encoder */
215 __u32 connector_id; /**< Id */
216 __u32 connector_type;
217 __u32 connector_type_id;
219 __u32 connection;
220 __u32 mm_width, mm_height; /**< HxW in millimeters */
221 __u32 subpixel;
222 };
224 #define DRM_MODE_PROP_PENDING (1<<0)
225 #define DRM_MODE_PROP_RANGE (1<<1)
226 #define DRM_MODE_PROP_IMMUTABLE (1<<2)
227 #define DRM_MODE_PROP_ENUM (1<<3) /* enumerated type with text strings */
228 #define DRM_MODE_PROP_BLOB (1<<4)
230 struct drm_mode_property_enum {
231 __u64 value;
232 char name[DRM_PROP_NAME_LEN];
233 };
235 struct drm_mode_get_property {
236 __u64 values_ptr; /* values and blob lengths */
237 __u64 enum_blob_ptr; /* enum and blob id ptrs */
239 __u32 prop_id;
240 __u32 flags;
241 char name[DRM_PROP_NAME_LEN];
243 __u32 count_values;
244 __u32 count_enum_blobs;
245 };
247 struct drm_mode_connector_set_property {
248 __u64 value;
249 __u32 prop_id;
250 __u32 connector_id;
251 };
253 struct drm_mode_get_blob {
254 __u32 blob_id;
255 __u32 length;
256 __u64 data;
257 };
259 struct drm_mode_fb_cmd {
260 __u32 fb_id;
261 __u32 width, height;
262 __u32 pitch;
263 __u32 bpp;
264 __u32 depth;
265 /* driver specific handle */
266 __u32 handle;
267 };
269 #define DRM_MODE_FB_INTERLACED (1<<0) /* for interlaced framebuffers */
271 struct drm_mode_fb_cmd2 {
272 __u32 fb_id;
273 __u32 width, height;
274 __u32 pixel_format; /* fourcc code from drm_fourcc.h */
275 __u32 flags;
277 /*
278 * In case of planar formats, this ioctl allows up to 4
279 * buffer objects with offsets and pitches per plane.
280 * The pitch and offset order is dictated by the fourcc,
281 * e.g. NV12 (http://fourcc.org/yuv.php#NV12) is described as:
282 *
283 * YUV 4:2:0 image with a plane of 8 bit Y samples
284 * followed by an interleaved U/V plane containing
285 * 8 bit 2x2 subsampled colour difference samples.
286 *
287 * So it would consist of Y as offset[0] and UV as
288 * offset[1]. Note that offset[0] will generally
289 * be 0.
290 */
291 __u32 handles[4];
292 __u32 pitches[4]; /* pitch for each plane */
293 __u32 offsets[4]; /* offset of each plane */
294 };
296 #define DRM_MODE_FB_DIRTY_ANNOTATE_COPY 0x01
297 #define DRM_MODE_FB_DIRTY_ANNOTATE_FILL 0x02
298 #define DRM_MODE_FB_DIRTY_FLAGS 0x03
300 /*
301 * Mark a region of a framebuffer as dirty.
302 *
303 * Some hardware does not automatically update display contents
304 * as a hardware or software draw to a framebuffer. This ioctl
305 * allows userspace to tell the kernel and the hardware what
306 * regions of the framebuffer have changed.
307 *
308 * The kernel or hardware is free to update more then just the
309 * region specified by the clip rects. The kernel or hardware
310 * may also delay and/or coalesce several calls to dirty into a
311 * single update.
312 *
313 * Userspace may annotate the updates, the annotates are a
314 * promise made by the caller that the change is either a copy
315 * of pixels or a fill of a single color in the region specified.
316 *
317 * If the DRM_MODE_FB_DIRTY_ANNOTATE_COPY flag is given then
318 * the number of updated regions are half of num_clips given,
319 * where the clip rects are paired in src and dst. The width and
320 * height of each one of the pairs must match.
321 *
322 * If the DRM_MODE_FB_DIRTY_ANNOTATE_FILL flag is given the caller
323 * promises that the region specified of the clip rects is filled
324 * completely with a single color as given in the color argument.
325 */
327 struct drm_mode_fb_dirty_cmd {
328 __u32 fb_id;
329 __u32 flags;
330 __u32 color;
331 __u32 num_clips;
332 __u64 clips_ptr;
333 };
335 struct drm_mode_mode_cmd {
336 __u32 connector_id;
337 struct drm_mode_modeinfo mode;
338 };
340 #define DRM_MODE_CURSOR_BO (1<<0)
341 #define DRM_MODE_CURSOR_MOVE (1<<1)
343 /*
344 * depending on the value in flags diffrent members are used.
345 *
346 * CURSOR_BO uses
347 * crtc
348 * width
349 * height
350 * handle - if 0 turns the cursor of
351 *
352 * CURSOR_MOVE uses
353 * crtc
354 * x
355 * y
356 */
357 struct drm_mode_cursor {
358 __u32 flags;
359 __u32 crtc_id;
360 __s32 x;
361 __s32 y;
362 __u32 width;
363 __u32 height;
364 /* driver specific handle */
365 __u32 handle;
366 };
368 struct drm_mode_crtc_lut {
369 __u32 crtc_id;
370 __u32 gamma_size;
372 /* pointers to arrays */
373 __u64 red;
374 __u64 green;
375 __u64 blue;
376 };
378 #define DRM_MODE_PAGE_FLIP_EVENT 0x01
379 #define DRM_MODE_PAGE_FLIP_FLAGS DRM_MODE_PAGE_FLIP_EVENT
381 /*
382 * Request a page flip on the specified crtc.
383 *
384 * This ioctl will ask KMS to schedule a page flip for the specified
385 * crtc. Once any pending rendering targeting the specified fb (as of
386 * ioctl time) has completed, the crtc will be reprogrammed to display
387 * that fb after the next vertical refresh. The ioctl returns
388 * immediately, but subsequent rendering to the current fb will block
389 * in the execbuffer ioctl until the page flip happens. If a page
390 * flip is already pending as the ioctl is called, EBUSY will be
391 * returned.
392 *
393 * The ioctl supports one flag, DRM_MODE_PAGE_FLIP_EVENT, which will
394 * request that drm sends back a vblank event (see drm.h: struct
395 * drm_event_vblank) when the page flip is done. The user_data field
396 * passed in with this ioctl will be returned as the user_data field
397 * in the vblank event struct.
398 *
399 * The reserved field must be zero until we figure out something
400 * clever to use it for.
401 */
403 struct drm_mode_crtc_page_flip {
404 __u32 crtc_id;
405 __u32 fb_id;
406 __u32 flags;
407 __u32 reserved;
408 __u64 user_data;
409 };
411 /* create a dumb scanout buffer */
412 struct drm_mode_create_dumb {
413 __u32 height;
414 __u32 width;
415 __u32 bpp;
416 __u32 flags;
417 /* handle, pitch, size will be returned */
418 __u32 handle;
419 __u32 pitch;
420 __u64 size;
421 };
423 /* set up for mmap of a dumb scanout buffer */
424 struct drm_mode_map_dumb {
425 /** Handle for the object being mapped. */
426 __u32 handle;
427 __u32 pad;
428 /**
429 * Fake offset to use for subsequent mmap call
430 *
431 * This is a fixed-size type for 32/64 compatibility.
432 */
433 __u64 offset;
434 };
436 struct drm_mode_destroy_dumb {
437 __u32 handle;
438 };
440 #endif