Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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linux
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
84struct 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
96struct 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
109struct 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_ENCODER_NONE 0
124#define DRM_MODE_ENCODER_DAC 1
125#define DRM_MODE_ENCODER_TMDS 2
126#define DRM_MODE_ENCODER_LVDS 3
127#define DRM_MODE_ENCODER_TVDAC 4
128#define DRM_MODE_ENCODER_VIRTUAL 5
129
130struct drm_mode_get_encoder {
131 __u32 encoder_id;
132 __u32 encoder_type;
133
134 __u32 crtc_id; /**< Id of crtc */
135
136 __u32 possible_crtcs;
137 __u32 possible_clones;
138};
139
140/* This is for connectors with multiple signal types. */
141/* Try to match DRM_MODE_CONNECTOR_X as closely as possible. */
142#define DRM_MODE_SUBCONNECTOR_Automatic 0
143#define DRM_MODE_SUBCONNECTOR_Unknown 0
144#define DRM_MODE_SUBCONNECTOR_DVID 3
145#define DRM_MODE_SUBCONNECTOR_DVIA 4
146#define DRM_MODE_SUBCONNECTOR_Composite 5
147#define DRM_MODE_SUBCONNECTOR_SVIDEO 6
148#define DRM_MODE_SUBCONNECTOR_Component 8
149#define DRM_MODE_SUBCONNECTOR_SCART 9
150
151#define DRM_MODE_CONNECTOR_Unknown 0
152#define DRM_MODE_CONNECTOR_VGA 1
153#define DRM_MODE_CONNECTOR_DVII 2
154#define DRM_MODE_CONNECTOR_DVID 3
155#define DRM_MODE_CONNECTOR_DVIA 4
156#define DRM_MODE_CONNECTOR_Composite 5
157#define DRM_MODE_CONNECTOR_SVIDEO 6
158#define DRM_MODE_CONNECTOR_LVDS 7
159#define DRM_MODE_CONNECTOR_Component 8
160#define DRM_MODE_CONNECTOR_9PinDIN 9
161#define DRM_MODE_CONNECTOR_DisplayPort 10
162#define DRM_MODE_CONNECTOR_HDMIA 11
163#define DRM_MODE_CONNECTOR_HDMIB 12
164#define DRM_MODE_CONNECTOR_TV 13
165#define DRM_MODE_CONNECTOR_eDP 14
166#define DRM_MODE_CONNECTOR_VIRTUAL 15
167
168struct drm_mode_get_connector {
169
170 __u64 encoders_ptr;
171 __u64 modes_ptr;
172 __u64 props_ptr;
173 __u64 prop_values_ptr;
174
175 __u32 count_modes;
176 __u32 count_props;
177 __u32 count_encoders;
178
179 __u32 encoder_id; /**< Current Encoder */
180 __u32 connector_id; /**< Id */
181 __u32 connector_type;
182 __u32 connector_type_id;
183
184 __u32 connection;
185 __u32 mm_width, mm_height; /**< HxW in millimeters */
186 __u32 subpixel;
187};
188
189#define DRM_MODE_PROP_PENDING (1<<0)
190#define DRM_MODE_PROP_RANGE (1<<1)
191#define DRM_MODE_PROP_IMMUTABLE (1<<2)
192#define DRM_MODE_PROP_ENUM (1<<3) /* enumerated type with text strings */
193#define DRM_MODE_PROP_BLOB (1<<4)
194
195struct drm_mode_property_enum {
196 __u64 value;
197 char name[DRM_PROP_NAME_LEN];
198};
199
200struct drm_mode_get_property {
201 __u64 values_ptr; /* values and blob lengths */
202 __u64 enum_blob_ptr; /* enum and blob id ptrs */
203
204 __u32 prop_id;
205 __u32 flags;
206 char name[DRM_PROP_NAME_LEN];
207
208 __u32 count_values;
209 __u32 count_enum_blobs;
210};
211
212struct drm_mode_connector_set_property {
213 __u64 value;
214 __u32 prop_id;
215 __u32 connector_id;
216};
217
218struct drm_mode_get_blob {
219 __u32 blob_id;
220 __u32 length;
221 __u64 data;
222};
223
224struct drm_mode_fb_cmd {
225 __u32 fb_id;
226 __u32 width, height;
227 __u32 pitch;
228 __u32 bpp;
229 __u32 depth;
230 /* driver specific handle */
231 __u32 handle;
232};
233
234#define DRM_MODE_FB_DIRTY_ANNOTATE_COPY 0x01
235#define DRM_MODE_FB_DIRTY_ANNOTATE_FILL 0x02
236#define DRM_MODE_FB_DIRTY_FLAGS 0x03
237
238#define DRM_MODE_FB_DIRTY_MAX_CLIPS 256
239
240/*
241 * Mark a region of a framebuffer as dirty.
242 *
243 * Some hardware does not automatically update display contents
244 * as a hardware or software draw to a framebuffer. This ioctl
245 * allows userspace to tell the kernel and the hardware what
246 * regions of the framebuffer have changed.
247 *
248 * The kernel or hardware is free to update more then just the
249 * region specified by the clip rects. The kernel or hardware
250 * may also delay and/or coalesce several calls to dirty into a
251 * single update.
252 *
253 * Userspace may annotate the updates, the annotates are a
254 * promise made by the caller that the change is either a copy
255 * of pixels or a fill of a single color in the region specified.
256 *
257 * If the DRM_MODE_FB_DIRTY_ANNOTATE_COPY flag is given then
258 * the number of updated regions are half of num_clips given,
259 * where the clip rects are paired in src and dst. The width and
260 * height of each one of the pairs must match.
261 *
262 * If the DRM_MODE_FB_DIRTY_ANNOTATE_FILL flag is given the caller
263 * promises that the region specified of the clip rects is filled
264 * completely with a single color as given in the color argument.
265 */
266
267struct drm_mode_fb_dirty_cmd {
268 __u32 fb_id;
269 __u32 flags;
270 __u32 color;
271 __u32 num_clips;
272 __u64 clips_ptr;
273};
274
275struct drm_mode_mode_cmd {
276 __u32 connector_id;
277 struct drm_mode_modeinfo mode;
278};
279
280#define DRM_MODE_CURSOR_BO (1<<0)
281#define DRM_MODE_CURSOR_MOVE (1<<1)
282
283/*
284 * depending on the value in flags different members are used.
285 *
286 * CURSOR_BO uses
287 * crtc
288 * width
289 * height
290 * handle - if 0 turns the cursor of
291 *
292 * CURSOR_MOVE uses
293 * crtc
294 * x
295 * y
296 */
297struct drm_mode_cursor {
298 __u32 flags;
299 __u32 crtc_id;
300 __s32 x;
301 __s32 y;
302 __u32 width;
303 __u32 height;
304 /* driver specific handle */
305 __u32 handle;
306};
307
308struct drm_mode_crtc_lut {
309 __u32 crtc_id;
310 __u32 gamma_size;
311
312 /* pointers to arrays */
313 __u64 red;
314 __u64 green;
315 __u64 blue;
316};
317
318#define DRM_MODE_PAGE_FLIP_EVENT 0x01
319#define DRM_MODE_PAGE_FLIP_FLAGS DRM_MODE_PAGE_FLIP_EVENT
320
321/*
322 * Request a page flip on the specified crtc.
323 *
324 * This ioctl will ask KMS to schedule a page flip for the specified
325 * crtc. Once any pending rendering targeting the specified fb (as of
326 * ioctl time) has completed, the crtc will be reprogrammed to display
327 * that fb after the next vertical refresh. The ioctl returns
328 * immediately, but subsequent rendering to the current fb will block
329 * in the execbuffer ioctl until the page flip happens. If a page
330 * flip is already pending as the ioctl is called, EBUSY will be
331 * returned.
332 *
333 * The ioctl supports one flag, DRM_MODE_PAGE_FLIP_EVENT, which will
334 * request that drm sends back a vblank event (see drm.h: struct
335 * drm_event_vblank) when the page flip is done. The user_data field
336 * passed in with this ioctl will be returned as the user_data field
337 * in the vblank event struct.
338 *
339 * The reserved field must be zero until we figure out something
340 * clever to use it for.
341 */
342
343struct drm_mode_crtc_page_flip {
344 __u32 crtc_id;
345 __u32 fb_id;
346 __u32 flags;
347 __u32 reserved;
348 __u64 user_data;
349};
350
351/* create a dumb scanout buffer */
352struct drm_mode_create_dumb {
353 uint32_t height;
354 uint32_t width;
355 uint32_t bpp;
356 uint32_t flags;
357 /* handle, pitch, size will be returned */
358 uint32_t handle;
359 uint32_t pitch;
360 uint64_t size;
361};
362
363/* set up for mmap of a dumb scanout buffer */
364struct drm_mode_map_dumb {
365 /** Handle for the object being mapped. */
366 __u32 handle;
367 __u32 pad;
368 /**
369 * Fake offset to use for subsequent mmap call
370 *
371 * This is a fixed-size type for 32/64 compatibility.
372 */
373 __u64 offset;
374};
375
376struct drm_mode_destroy_dumb {
377 uint32_t handle;
378};
379
380#endif