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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 "drm.h"
31
32#if defined(__cplusplus)
33extern "C" {
34#endif
35
36/**
37 * DOC: overview
38 *
39 * DRM exposes many UAPI and structure definition to have a consistent
40 * and standardized interface with user.
41 * Userspace can refer to these structure definitions and UAPI formats
42 * to communicate to driver
43 */
44
45#define DRM_CONNECTOR_NAME_LEN 32
46#define DRM_DISPLAY_MODE_LEN 32
47#define DRM_PROP_NAME_LEN 32
48
49#define DRM_MODE_TYPE_BUILTIN (1<<0) /* deprecated */
50#define DRM_MODE_TYPE_CLOCK_C ((1<<1) | DRM_MODE_TYPE_BUILTIN) /* deprecated */
51#define DRM_MODE_TYPE_CRTC_C ((1<<2) | DRM_MODE_TYPE_BUILTIN) /* deprecated */
52#define DRM_MODE_TYPE_PREFERRED (1<<3)
53#define DRM_MODE_TYPE_DEFAULT (1<<4) /* deprecated */
54#define DRM_MODE_TYPE_USERDEF (1<<5)
55#define DRM_MODE_TYPE_DRIVER (1<<6)
56
57#define DRM_MODE_TYPE_ALL (DRM_MODE_TYPE_PREFERRED | \
58 DRM_MODE_TYPE_USERDEF | \
59 DRM_MODE_TYPE_DRIVER)
60
61/* Video mode flags */
62/* bit compatible with the xrandr RR_ definitions (bits 0-13)
63 *
64 * ABI warning: Existing userspace really expects
65 * the mode flags to match the xrandr definitions. Any
66 * changes that don't match the xrandr definitions will
67 * likely need a new client cap or some other mechanism
68 * to avoid breaking existing userspace. This includes
69 * allocating new flags in the previously unused bits!
70 */
71#define DRM_MODE_FLAG_PHSYNC (1<<0)
72#define DRM_MODE_FLAG_NHSYNC (1<<1)
73#define DRM_MODE_FLAG_PVSYNC (1<<2)
74#define DRM_MODE_FLAG_NVSYNC (1<<3)
75#define DRM_MODE_FLAG_INTERLACE (1<<4)
76#define DRM_MODE_FLAG_DBLSCAN (1<<5)
77#define DRM_MODE_FLAG_CSYNC (1<<6)
78#define DRM_MODE_FLAG_PCSYNC (1<<7)
79#define DRM_MODE_FLAG_NCSYNC (1<<8)
80#define DRM_MODE_FLAG_HSKEW (1<<9) /* hskew provided */
81#define DRM_MODE_FLAG_BCAST (1<<10) /* deprecated */
82#define DRM_MODE_FLAG_PIXMUX (1<<11) /* deprecated */
83#define DRM_MODE_FLAG_DBLCLK (1<<12)
84#define DRM_MODE_FLAG_CLKDIV2 (1<<13)
85 /*
86 * When adding a new stereo mode don't forget to adjust DRM_MODE_FLAGS_3D_MAX
87 * (define not exposed to user space).
88 */
89#define DRM_MODE_FLAG_3D_MASK (0x1f<<14)
90#define DRM_MODE_FLAG_3D_NONE (0<<14)
91#define DRM_MODE_FLAG_3D_FRAME_PACKING (1<<14)
92#define DRM_MODE_FLAG_3D_FIELD_ALTERNATIVE (2<<14)
93#define DRM_MODE_FLAG_3D_LINE_ALTERNATIVE (3<<14)
94#define DRM_MODE_FLAG_3D_SIDE_BY_SIDE_FULL (4<<14)
95#define DRM_MODE_FLAG_3D_L_DEPTH (5<<14)
96#define DRM_MODE_FLAG_3D_L_DEPTH_GFX_GFX_DEPTH (6<<14)
97#define DRM_MODE_FLAG_3D_TOP_AND_BOTTOM (7<<14)
98#define DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF (8<<14)
99
100/* Picture aspect ratio options */
101#define DRM_MODE_PICTURE_ASPECT_NONE 0
102#define DRM_MODE_PICTURE_ASPECT_4_3 1
103#define DRM_MODE_PICTURE_ASPECT_16_9 2
104#define DRM_MODE_PICTURE_ASPECT_64_27 3
105#define DRM_MODE_PICTURE_ASPECT_256_135 4
106
107/* Content type options */
108#define DRM_MODE_CONTENT_TYPE_NO_DATA 0
109#define DRM_MODE_CONTENT_TYPE_GRAPHICS 1
110#define DRM_MODE_CONTENT_TYPE_PHOTO 2
111#define DRM_MODE_CONTENT_TYPE_CINEMA 3
112#define DRM_MODE_CONTENT_TYPE_GAME 4
113
114/* Aspect ratio flag bitmask (4 bits 22:19) */
115#define DRM_MODE_FLAG_PIC_AR_MASK (0x0F<<19)
116#define DRM_MODE_FLAG_PIC_AR_NONE \
117 (DRM_MODE_PICTURE_ASPECT_NONE<<19)
118#define DRM_MODE_FLAG_PIC_AR_4_3 \
119 (DRM_MODE_PICTURE_ASPECT_4_3<<19)
120#define DRM_MODE_FLAG_PIC_AR_16_9 \
121 (DRM_MODE_PICTURE_ASPECT_16_9<<19)
122#define DRM_MODE_FLAG_PIC_AR_64_27 \
123 (DRM_MODE_PICTURE_ASPECT_64_27<<19)
124#define DRM_MODE_FLAG_PIC_AR_256_135 \
125 (DRM_MODE_PICTURE_ASPECT_256_135<<19)
126
127#define DRM_MODE_FLAG_ALL (DRM_MODE_FLAG_PHSYNC | \
128 DRM_MODE_FLAG_NHSYNC | \
129 DRM_MODE_FLAG_PVSYNC | \
130 DRM_MODE_FLAG_NVSYNC | \
131 DRM_MODE_FLAG_INTERLACE | \
132 DRM_MODE_FLAG_DBLSCAN | \
133 DRM_MODE_FLAG_CSYNC | \
134 DRM_MODE_FLAG_PCSYNC | \
135 DRM_MODE_FLAG_NCSYNC | \
136 DRM_MODE_FLAG_HSKEW | \
137 DRM_MODE_FLAG_DBLCLK | \
138 DRM_MODE_FLAG_CLKDIV2 | \
139 DRM_MODE_FLAG_3D_MASK)
140
141/* DPMS flags */
142/* bit compatible with the xorg definitions. */
143#define DRM_MODE_DPMS_ON 0
144#define DRM_MODE_DPMS_STANDBY 1
145#define DRM_MODE_DPMS_SUSPEND 2
146#define DRM_MODE_DPMS_OFF 3
147
148/* Scaling mode options */
149#define DRM_MODE_SCALE_NONE 0 /* Unmodified timing (display or
150 software can still scale) */
151#define DRM_MODE_SCALE_FULLSCREEN 1 /* Full screen, ignore aspect */
152#define DRM_MODE_SCALE_CENTER 2 /* Centered, no scaling */
153#define DRM_MODE_SCALE_ASPECT 3 /* Full screen, preserve aspect */
154
155/* Dithering mode options */
156#define DRM_MODE_DITHERING_OFF 0
157#define DRM_MODE_DITHERING_ON 1
158#define DRM_MODE_DITHERING_AUTO 2
159
160/* Dirty info options */
161#define DRM_MODE_DIRTY_OFF 0
162#define DRM_MODE_DIRTY_ON 1
163#define DRM_MODE_DIRTY_ANNOTATE 2
164
165/* Link Status options */
166#define DRM_MODE_LINK_STATUS_GOOD 0
167#define DRM_MODE_LINK_STATUS_BAD 1
168
169/*
170 * DRM_MODE_ROTATE_<degrees>
171 *
172 * Signals that a drm plane is been rotated <degrees> degrees in counter
173 * clockwise direction.
174 *
175 * This define is provided as a convenience, looking up the property id
176 * using the name->prop id lookup is the preferred method.
177 */
178#define DRM_MODE_ROTATE_0 (1<<0)
179#define DRM_MODE_ROTATE_90 (1<<1)
180#define DRM_MODE_ROTATE_180 (1<<2)
181#define DRM_MODE_ROTATE_270 (1<<3)
182
183/*
184 * DRM_MODE_ROTATE_MASK
185 *
186 * Bitmask used to look for drm plane rotations.
187 */
188#define DRM_MODE_ROTATE_MASK (\
189 DRM_MODE_ROTATE_0 | \
190 DRM_MODE_ROTATE_90 | \
191 DRM_MODE_ROTATE_180 | \
192 DRM_MODE_ROTATE_270)
193
194/*
195 * DRM_MODE_REFLECT_<axis>
196 *
197 * Signals that the contents of a drm plane is reflected along the <axis> axis,
198 * in the same way as mirroring.
199 * See kerneldoc chapter "Plane Composition Properties" for more details.
200 *
201 * This define is provided as a convenience, looking up the property id
202 * using the name->prop id lookup is the preferred method.
203 */
204#define DRM_MODE_REFLECT_X (1<<4)
205#define DRM_MODE_REFLECT_Y (1<<5)
206
207/*
208 * DRM_MODE_REFLECT_MASK
209 *
210 * Bitmask used to look for drm plane reflections.
211 */
212#define DRM_MODE_REFLECT_MASK (\
213 DRM_MODE_REFLECT_X | \
214 DRM_MODE_REFLECT_Y)
215
216/* Content Protection Flags */
217#define DRM_MODE_CONTENT_PROTECTION_UNDESIRED 0
218#define DRM_MODE_CONTENT_PROTECTION_DESIRED 1
219#define DRM_MODE_CONTENT_PROTECTION_ENABLED 2
220
221struct drm_mode_modeinfo {
222 __u32 clock;
223 __u16 hdisplay;
224 __u16 hsync_start;
225 __u16 hsync_end;
226 __u16 htotal;
227 __u16 hskew;
228 __u16 vdisplay;
229 __u16 vsync_start;
230 __u16 vsync_end;
231 __u16 vtotal;
232 __u16 vscan;
233
234 __u32 vrefresh;
235
236 __u32 flags;
237 __u32 type;
238 char name[DRM_DISPLAY_MODE_LEN];
239};
240
241struct drm_mode_card_res {
242 __u64 fb_id_ptr;
243 __u64 crtc_id_ptr;
244 __u64 connector_id_ptr;
245 __u64 encoder_id_ptr;
246 __u32 count_fbs;
247 __u32 count_crtcs;
248 __u32 count_connectors;
249 __u32 count_encoders;
250 __u32 min_width;
251 __u32 max_width;
252 __u32 min_height;
253 __u32 max_height;
254};
255
256struct drm_mode_crtc {
257 __u64 set_connectors_ptr;
258 __u32 count_connectors;
259
260 __u32 crtc_id; /**< Id */
261 __u32 fb_id; /**< Id of framebuffer */
262
263 __u32 x; /**< x Position on the framebuffer */
264 __u32 y; /**< y Position on the framebuffer */
265
266 __u32 gamma_size;
267 __u32 mode_valid;
268 struct drm_mode_modeinfo mode;
269};
270
271#define DRM_MODE_PRESENT_TOP_FIELD (1<<0)
272#define DRM_MODE_PRESENT_BOTTOM_FIELD (1<<1)
273
274/* Planes blend with or override other bits on the CRTC */
275struct drm_mode_set_plane {
276 __u32 plane_id;
277 __u32 crtc_id;
278 __u32 fb_id; /* fb object contains surface format type */
279 __u32 flags; /* see above flags */
280
281 /* Signed dest location allows it to be partially off screen */
282 __s32 crtc_x;
283 __s32 crtc_y;
284 __u32 crtc_w;
285 __u32 crtc_h;
286
287 /* Source values are 16.16 fixed point */
288 __u32 src_x;
289 __u32 src_y;
290 __u32 src_h;
291 __u32 src_w;
292};
293
294struct drm_mode_get_plane {
295 __u32 plane_id;
296
297 __u32 crtc_id;
298 __u32 fb_id;
299
300 __u32 possible_crtcs;
301 __u32 gamma_size;
302
303 __u32 count_format_types;
304 __u64 format_type_ptr;
305};
306
307struct drm_mode_get_plane_res {
308 __u64 plane_id_ptr;
309 __u32 count_planes;
310};
311
312#define DRM_MODE_ENCODER_NONE 0
313#define DRM_MODE_ENCODER_DAC 1
314#define DRM_MODE_ENCODER_TMDS 2
315#define DRM_MODE_ENCODER_LVDS 3
316#define DRM_MODE_ENCODER_TVDAC 4
317#define DRM_MODE_ENCODER_VIRTUAL 5
318#define DRM_MODE_ENCODER_DSI 6
319#define DRM_MODE_ENCODER_DPMST 7
320#define DRM_MODE_ENCODER_DPI 8
321
322struct drm_mode_get_encoder {
323 __u32 encoder_id;
324 __u32 encoder_type;
325
326 __u32 crtc_id; /**< Id of crtc */
327
328 __u32 possible_crtcs;
329 __u32 possible_clones;
330};
331
332/* This is for connectors with multiple signal types. */
333/* Try to match DRM_MODE_CONNECTOR_X as closely as possible. */
334enum drm_mode_subconnector {
335 DRM_MODE_SUBCONNECTOR_Automatic = 0,
336 DRM_MODE_SUBCONNECTOR_Unknown = 0,
337 DRM_MODE_SUBCONNECTOR_DVID = 3,
338 DRM_MODE_SUBCONNECTOR_DVIA = 4,
339 DRM_MODE_SUBCONNECTOR_Composite = 5,
340 DRM_MODE_SUBCONNECTOR_SVIDEO = 6,
341 DRM_MODE_SUBCONNECTOR_Component = 8,
342 DRM_MODE_SUBCONNECTOR_SCART = 9,
343};
344
345#define DRM_MODE_CONNECTOR_Unknown 0
346#define DRM_MODE_CONNECTOR_VGA 1
347#define DRM_MODE_CONNECTOR_DVII 2
348#define DRM_MODE_CONNECTOR_DVID 3
349#define DRM_MODE_CONNECTOR_DVIA 4
350#define DRM_MODE_CONNECTOR_Composite 5
351#define DRM_MODE_CONNECTOR_SVIDEO 6
352#define DRM_MODE_CONNECTOR_LVDS 7
353#define DRM_MODE_CONNECTOR_Component 8
354#define DRM_MODE_CONNECTOR_9PinDIN 9
355#define DRM_MODE_CONNECTOR_DisplayPort 10
356#define DRM_MODE_CONNECTOR_HDMIA 11
357#define DRM_MODE_CONNECTOR_HDMIB 12
358#define DRM_MODE_CONNECTOR_TV 13
359#define DRM_MODE_CONNECTOR_eDP 14
360#define DRM_MODE_CONNECTOR_VIRTUAL 15
361#define DRM_MODE_CONNECTOR_DSI 16
362#define DRM_MODE_CONNECTOR_DPI 17
363#define DRM_MODE_CONNECTOR_WRITEBACK 18
364#define DRM_MODE_CONNECTOR_SPI 19
365
366struct drm_mode_get_connector {
367
368 __u64 encoders_ptr;
369 __u64 modes_ptr;
370 __u64 props_ptr;
371 __u64 prop_values_ptr;
372
373 __u32 count_modes;
374 __u32 count_props;
375 __u32 count_encoders;
376
377 __u32 encoder_id; /**< Current Encoder */
378 __u32 connector_id; /**< Id */
379 __u32 connector_type;
380 __u32 connector_type_id;
381
382 __u32 connection;
383 __u32 mm_width; /**< width in millimeters */
384 __u32 mm_height; /**< height in millimeters */
385 __u32 subpixel;
386
387 __u32 pad;
388};
389
390#define DRM_MODE_PROP_PENDING (1<<0) /* deprecated, do not use */
391#define DRM_MODE_PROP_RANGE (1<<1)
392#define DRM_MODE_PROP_IMMUTABLE (1<<2)
393#define DRM_MODE_PROP_ENUM (1<<3) /* enumerated type with text strings */
394#define DRM_MODE_PROP_BLOB (1<<4)
395#define DRM_MODE_PROP_BITMASK (1<<5) /* bitmask of enumerated types */
396
397/* non-extended types: legacy bitmask, one bit per type: */
398#define DRM_MODE_PROP_LEGACY_TYPE ( \
399 DRM_MODE_PROP_RANGE | \
400 DRM_MODE_PROP_ENUM | \
401 DRM_MODE_PROP_BLOB | \
402 DRM_MODE_PROP_BITMASK)
403
404/* extended-types: rather than continue to consume a bit per type,
405 * grab a chunk of the bits to use as integer type id.
406 */
407#define DRM_MODE_PROP_EXTENDED_TYPE 0x0000ffc0
408#define DRM_MODE_PROP_TYPE(n) ((n) << 6)
409#define DRM_MODE_PROP_OBJECT DRM_MODE_PROP_TYPE(1)
410#define DRM_MODE_PROP_SIGNED_RANGE DRM_MODE_PROP_TYPE(2)
411
412/* the PROP_ATOMIC flag is used to hide properties from userspace that
413 * is not aware of atomic properties. This is mostly to work around
414 * older userspace (DDX drivers) that read/write each prop they find,
415 * witout being aware that this could be triggering a lengthy modeset.
416 */
417#define DRM_MODE_PROP_ATOMIC 0x80000000
418
419struct drm_mode_property_enum {
420 __u64 value;
421 char name[DRM_PROP_NAME_LEN];
422};
423
424struct drm_mode_get_property {
425 __u64 values_ptr; /* values and blob lengths */
426 __u64 enum_blob_ptr; /* enum and blob id ptrs */
427
428 __u32 prop_id;
429 __u32 flags;
430 char name[DRM_PROP_NAME_LEN];
431
432 __u32 count_values;
433 /* This is only used to count enum values, not blobs. The _blobs is
434 * simply because of a historical reason, i.e. backwards compat. */
435 __u32 count_enum_blobs;
436};
437
438struct drm_mode_connector_set_property {
439 __u64 value;
440 __u32 prop_id;
441 __u32 connector_id;
442};
443
444#define DRM_MODE_OBJECT_CRTC 0xcccccccc
445#define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0
446#define DRM_MODE_OBJECT_ENCODER 0xe0e0e0e0
447#define DRM_MODE_OBJECT_MODE 0xdededede
448#define DRM_MODE_OBJECT_PROPERTY 0xb0b0b0b0
449#define DRM_MODE_OBJECT_FB 0xfbfbfbfb
450#define DRM_MODE_OBJECT_BLOB 0xbbbbbbbb
451#define DRM_MODE_OBJECT_PLANE 0xeeeeeeee
452#define DRM_MODE_OBJECT_ANY 0
453
454struct drm_mode_obj_get_properties {
455 __u64 props_ptr;
456 __u64 prop_values_ptr;
457 __u32 count_props;
458 __u32 obj_id;
459 __u32 obj_type;
460};
461
462struct drm_mode_obj_set_property {
463 __u64 value;
464 __u32 prop_id;
465 __u32 obj_id;
466 __u32 obj_type;
467};
468
469struct drm_mode_get_blob {
470 __u32 blob_id;
471 __u32 length;
472 __u64 data;
473};
474
475struct drm_mode_fb_cmd {
476 __u32 fb_id;
477 __u32 width;
478 __u32 height;
479 __u32 pitch;
480 __u32 bpp;
481 __u32 depth;
482 /* driver specific handle */
483 __u32 handle;
484};
485
486#define DRM_MODE_FB_INTERLACED (1<<0) /* for interlaced framebuffers */
487#define DRM_MODE_FB_MODIFIERS (1<<1) /* enables ->modifer[] */
488
489struct drm_mode_fb_cmd2 {
490 __u32 fb_id;
491 __u32 width;
492 __u32 height;
493 __u32 pixel_format; /* fourcc code from drm_fourcc.h */
494 __u32 flags; /* see above flags */
495
496 /*
497 * In case of planar formats, this ioctl allows up to 4
498 * buffer objects with offsets and pitches per plane.
499 * The pitch and offset order is dictated by the fourcc,
500 * e.g. NV12 (https://fourcc.org/yuv.php#NV12) is described as:
501 *
502 * YUV 4:2:0 image with a plane of 8 bit Y samples
503 * followed by an interleaved U/V plane containing
504 * 8 bit 2x2 subsampled colour difference samples.
505 *
506 * So it would consist of Y as offsets[0] and UV as
507 * offsets[1]. Note that offsets[0] will generally
508 * be 0 (but this is not required).
509 *
510 * To accommodate tiled, compressed, etc formats, a
511 * modifier can be specified. The default value of zero
512 * indicates "native" format as specified by the fourcc.
513 * Vendor specific modifier token. Note that even though
514 * it looks like we have a modifier per-plane, we in fact
515 * do not. The modifier for each plane must be identical.
516 * Thus all combinations of different data layouts for
517 * multi plane formats must be enumerated as separate
518 * modifiers.
519 */
520 __u32 handles[4];
521 __u32 pitches[4]; /* pitch for each plane */
522 __u32 offsets[4]; /* offset of each plane */
523 __u64 modifier[4]; /* ie, tiling, compress */
524};
525
526#define DRM_MODE_FB_DIRTY_ANNOTATE_COPY 0x01
527#define DRM_MODE_FB_DIRTY_ANNOTATE_FILL 0x02
528#define DRM_MODE_FB_DIRTY_FLAGS 0x03
529
530#define DRM_MODE_FB_DIRTY_MAX_CLIPS 256
531
532/*
533 * Mark a region of a framebuffer as dirty.
534 *
535 * Some hardware does not automatically update display contents
536 * as a hardware or software draw to a framebuffer. This ioctl
537 * allows userspace to tell the kernel and the hardware what
538 * regions of the framebuffer have changed.
539 *
540 * The kernel or hardware is free to update more then just the
541 * region specified by the clip rects. The kernel or hardware
542 * may also delay and/or coalesce several calls to dirty into a
543 * single update.
544 *
545 * Userspace may annotate the updates, the annotates are a
546 * promise made by the caller that the change is either a copy
547 * of pixels or a fill of a single color in the region specified.
548 *
549 * If the DRM_MODE_FB_DIRTY_ANNOTATE_COPY flag is given then
550 * the number of updated regions are half of num_clips given,
551 * where the clip rects are paired in src and dst. The width and
552 * height of each one of the pairs must match.
553 *
554 * If the DRM_MODE_FB_DIRTY_ANNOTATE_FILL flag is given the caller
555 * promises that the region specified of the clip rects is filled
556 * completely with a single color as given in the color argument.
557 */
558
559struct drm_mode_fb_dirty_cmd {
560 __u32 fb_id;
561 __u32 flags;
562 __u32 color;
563 __u32 num_clips;
564 __u64 clips_ptr;
565};
566
567struct drm_mode_mode_cmd {
568 __u32 connector_id;
569 struct drm_mode_modeinfo mode;
570};
571
572#define DRM_MODE_CURSOR_BO 0x01
573#define DRM_MODE_CURSOR_MOVE 0x02
574#define DRM_MODE_CURSOR_FLAGS 0x03
575
576/*
577 * depending on the value in flags different members are used.
578 *
579 * CURSOR_BO uses
580 * crtc_id
581 * width
582 * height
583 * handle - if 0 turns the cursor off
584 *
585 * CURSOR_MOVE uses
586 * crtc_id
587 * x
588 * y
589 */
590struct drm_mode_cursor {
591 __u32 flags;
592 __u32 crtc_id;
593 __s32 x;
594 __s32 y;
595 __u32 width;
596 __u32 height;
597 /* driver specific handle */
598 __u32 handle;
599};
600
601struct drm_mode_cursor2 {
602 __u32 flags;
603 __u32 crtc_id;
604 __s32 x;
605 __s32 y;
606 __u32 width;
607 __u32 height;
608 /* driver specific handle */
609 __u32 handle;
610 __s32 hot_x;
611 __s32 hot_y;
612};
613
614struct drm_mode_crtc_lut {
615 __u32 crtc_id;
616 __u32 gamma_size;
617
618 /* pointers to arrays */
619 __u64 red;
620 __u64 green;
621 __u64 blue;
622};
623
624struct drm_color_ctm {
625 /*
626 * Conversion matrix in S31.32 sign-magnitude
627 * (not two's complement!) format.
628 */
629 __u64 matrix[9];
630};
631
632struct drm_color_lut {
633 /*
634 * Values are mapped linearly to 0.0 - 1.0 range, with 0x0 == 0.0 and
635 * 0xffff == 1.0.
636 */
637 __u16 red;
638 __u16 green;
639 __u16 blue;
640 __u16 reserved;
641};
642
643/**
644 * struct hdr_metadata_infoframe - HDR Metadata Infoframe Data.
645 *
646 * HDR Metadata Infoframe as per CTA 861.G spec. This is expected
647 * to match exactly with the spec.
648 *
649 * Userspace is expected to pass the metadata information as per
650 * the format described in this structure.
651 */
652struct hdr_metadata_infoframe {
653 /**
654 * @eotf: Electro-Optical Transfer Function (EOTF)
655 * used in the stream.
656 */
657 __u8 eotf;
658 /**
659 * @metadata_type: Static_Metadata_Descriptor_ID.
660 */
661 __u8 metadata_type;
662 /**
663 * @display_primaries: Color Primaries of the Data.
664 * These are coded as unsigned 16-bit values in units of
665 * 0.00002, where 0x0000 represents zero and 0xC350
666 * represents 1.0000.
667 * @display_primaries.x: X cordinate of color primary.
668 * @display_primaries.y: Y cordinate of color primary.
669 */
670 struct {
671 __u16 x, y;
672 } display_primaries[3];
673 /**
674 * @white_point: White Point of Colorspace Data.
675 * These are coded as unsigned 16-bit values in units of
676 * 0.00002, where 0x0000 represents zero and 0xC350
677 * represents 1.0000.
678 * @white_point.x: X cordinate of whitepoint of color primary.
679 * @white_point.y: Y cordinate of whitepoint of color primary.
680 */
681 struct {
682 __u16 x, y;
683 } white_point;
684 /**
685 * @max_display_mastering_luminance: Max Mastering Display Luminance.
686 * This value is coded as an unsigned 16-bit value in units of 1 cd/m2,
687 * where 0x0001 represents 1 cd/m2 and 0xFFFF represents 65535 cd/m2.
688 */
689 __u16 max_display_mastering_luminance;
690 /**
691 * @min_display_mastering_luminance: Min Mastering Display Luminance.
692 * This value is coded as an unsigned 16-bit value in units of
693 * 0.0001 cd/m2, where 0x0001 represents 0.0001 cd/m2 and 0xFFFF
694 * represents 6.5535 cd/m2.
695 */
696 __u16 min_display_mastering_luminance;
697 /**
698 * @max_cll: Max Content Light Level.
699 * This value is coded as an unsigned 16-bit value in units of 1 cd/m2,
700 * where 0x0001 represents 1 cd/m2 and 0xFFFF represents 65535 cd/m2.
701 */
702 __u16 max_cll;
703 /**
704 * @max_fall: Max Frame Average Light Level.
705 * This value is coded as an unsigned 16-bit value in units of 1 cd/m2,
706 * where 0x0001 represents 1 cd/m2 and 0xFFFF represents 65535 cd/m2.
707 */
708 __u16 max_fall;
709};
710
711/**
712 * struct hdr_output_metadata - HDR output metadata
713 *
714 * Metadata Information to be passed from userspace
715 */
716struct hdr_output_metadata {
717 /**
718 * @metadata_type: Static_Metadata_Descriptor_ID.
719 */
720 __u32 metadata_type;
721 /**
722 * @hdmi_metadata_type1: HDR Metadata Infoframe.
723 */
724 union {
725 struct hdr_metadata_infoframe hdmi_metadata_type1;
726 };
727};
728
729#define DRM_MODE_PAGE_FLIP_EVENT 0x01
730#define DRM_MODE_PAGE_FLIP_ASYNC 0x02
731#define DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE 0x4
732#define DRM_MODE_PAGE_FLIP_TARGET_RELATIVE 0x8
733#define DRM_MODE_PAGE_FLIP_TARGET (DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE | \
734 DRM_MODE_PAGE_FLIP_TARGET_RELATIVE)
735#define DRM_MODE_PAGE_FLIP_FLAGS (DRM_MODE_PAGE_FLIP_EVENT | \
736 DRM_MODE_PAGE_FLIP_ASYNC | \
737 DRM_MODE_PAGE_FLIP_TARGET)
738
739/*
740 * Request a page flip on the specified crtc.
741 *
742 * This ioctl will ask KMS to schedule a page flip for the specified
743 * crtc. Once any pending rendering targeting the specified fb (as of
744 * ioctl time) has completed, the crtc will be reprogrammed to display
745 * that fb after the next vertical refresh. The ioctl returns
746 * immediately, but subsequent rendering to the current fb will block
747 * in the execbuffer ioctl until the page flip happens. If a page
748 * flip is already pending as the ioctl is called, EBUSY will be
749 * returned.
750 *
751 * Flag DRM_MODE_PAGE_FLIP_EVENT requests that drm sends back a vblank
752 * event (see drm.h: struct drm_event_vblank) when the page flip is
753 * done. The user_data field passed in with this ioctl will be
754 * returned as the user_data field in the vblank event struct.
755 *
756 * Flag DRM_MODE_PAGE_FLIP_ASYNC requests that the flip happen
757 * 'as soon as possible', meaning that it not delay waiting for vblank.
758 * This may cause tearing on the screen.
759 *
760 * The reserved field must be zero.
761 */
762
763struct drm_mode_crtc_page_flip {
764 __u32 crtc_id;
765 __u32 fb_id;
766 __u32 flags;
767 __u32 reserved;
768 __u64 user_data;
769};
770
771/*
772 * Request a page flip on the specified crtc.
773 *
774 * Same as struct drm_mode_crtc_page_flip, but supports new flags and
775 * re-purposes the reserved field:
776 *
777 * The sequence field must be zero unless either of the
778 * DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE/RELATIVE flags is specified. When
779 * the ABSOLUTE flag is specified, the sequence field denotes the absolute
780 * vblank sequence when the flip should take effect. When the RELATIVE
781 * flag is specified, the sequence field denotes the relative (to the
782 * current one when the ioctl is called) vblank sequence when the flip
783 * should take effect. NOTE: DRM_IOCTL_WAIT_VBLANK must still be used to
784 * make sure the vblank sequence before the target one has passed before
785 * calling this ioctl. The purpose of the
786 * DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE/RELATIVE flags is merely to clarify
787 * the target for when code dealing with a page flip runs during a
788 * vertical blank period.
789 */
790
791struct drm_mode_crtc_page_flip_target {
792 __u32 crtc_id;
793 __u32 fb_id;
794 __u32 flags;
795 __u32 sequence;
796 __u64 user_data;
797};
798
799/* create a dumb scanout buffer */
800struct drm_mode_create_dumb {
801 __u32 height;
802 __u32 width;
803 __u32 bpp;
804 __u32 flags;
805 /* handle, pitch, size will be returned */
806 __u32 handle;
807 __u32 pitch;
808 __u64 size;
809};
810
811/* set up for mmap of a dumb scanout buffer */
812struct drm_mode_map_dumb {
813 /** Handle for the object being mapped. */
814 __u32 handle;
815 __u32 pad;
816 /**
817 * Fake offset to use for subsequent mmap call
818 *
819 * This is a fixed-size type for 32/64 compatibility.
820 */
821 __u64 offset;
822};
823
824struct drm_mode_destroy_dumb {
825 __u32 handle;
826};
827
828/* page-flip flags are valid, plus: */
829#define DRM_MODE_ATOMIC_TEST_ONLY 0x0100
830#define DRM_MODE_ATOMIC_NONBLOCK 0x0200
831#define DRM_MODE_ATOMIC_ALLOW_MODESET 0x0400
832
833#define DRM_MODE_ATOMIC_FLAGS (\
834 DRM_MODE_PAGE_FLIP_EVENT |\
835 DRM_MODE_PAGE_FLIP_ASYNC |\
836 DRM_MODE_ATOMIC_TEST_ONLY |\
837 DRM_MODE_ATOMIC_NONBLOCK |\
838 DRM_MODE_ATOMIC_ALLOW_MODESET)
839
840struct drm_mode_atomic {
841 __u32 flags;
842 __u32 count_objs;
843 __u64 objs_ptr;
844 __u64 count_props_ptr;
845 __u64 props_ptr;
846 __u64 prop_values_ptr;
847 __u64 reserved;
848 __u64 user_data;
849};
850
851struct drm_format_modifier_blob {
852#define FORMAT_BLOB_CURRENT 1
853 /* Version of this blob format */
854 __u32 version;
855
856 /* Flags */
857 __u32 flags;
858
859 /* Number of fourcc formats supported */
860 __u32 count_formats;
861
862 /* Where in this blob the formats exist (in bytes) */
863 __u32 formats_offset;
864
865 /* Number of drm_format_modifiers */
866 __u32 count_modifiers;
867
868 /* Where in this blob the modifiers exist (in bytes) */
869 __u32 modifiers_offset;
870
871 /* __u32 formats[] */
872 /* struct drm_format_modifier modifiers[] */
873};
874
875struct drm_format_modifier {
876 /* Bitmask of formats in get_plane format list this info applies to. The
877 * offset allows a sliding window of which 64 formats (bits).
878 *
879 * Some examples:
880 * In today's world with < 65 formats, and formats 0, and 2 are
881 * supported
882 * 0x0000000000000005
883 * ^-offset = 0, formats = 5
884 *
885 * If the number formats grew to 128, and formats 98-102 are
886 * supported with the modifier:
887 *
888 * 0x0000007c00000000 0000000000000000
889 * ^
890 * |__offset = 64, formats = 0x7c00000000
891 *
892 */
893 __u64 formats;
894 __u32 offset;
895 __u32 pad;
896
897 /* The modifier that applies to the >get_plane format list bitmask. */
898 __u64 modifier;
899};
900
901/**
902 * struct drm_mode_create_blob - Create New block property
903 * @data: Pointer to data to copy.
904 * @length: Length of data to copy.
905 * @blob_id: new property ID.
906 * Create a new 'blob' data property, copying length bytes from data pointer,
907 * and returning new blob ID.
908 */
909struct drm_mode_create_blob {
910 /** Pointer to data to copy. */
911 __u64 data;
912 /** Length of data to copy. */
913 __u32 length;
914 /** Return: new property ID. */
915 __u32 blob_id;
916};
917
918/**
919 * struct drm_mode_destroy_blob - Destroy user blob
920 * @blob_id: blob_id to destroy
921 * Destroy a user-created blob property.
922 */
923struct drm_mode_destroy_blob {
924 __u32 blob_id;
925};
926
927/**
928 * struct drm_mode_create_lease - Create lease
929 * @object_ids: Pointer to array of object ids.
930 * @object_count: Number of object ids.
931 * @flags: flags for new FD.
932 * @lessee_id: unique identifier for lessee.
933 * @fd: file descriptor to new drm_master file.
934 * Lease mode resources, creating another drm_master.
935 */
936struct drm_mode_create_lease {
937 /** Pointer to array of object ids (__u32) */
938 __u64 object_ids;
939 /** Number of object ids */
940 __u32 object_count;
941 /** flags for new FD (O_CLOEXEC, etc) */
942 __u32 flags;
943
944 /** Return: unique identifier for lessee. */
945 __u32 lessee_id;
946 /** Return: file descriptor to new drm_master file */
947 __u32 fd;
948};
949
950/**
951 * struct drm_mode_list_lessees - List lessees
952 * @count_lessees: Number of lessees.
953 * @pad: pad.
954 * @lessees_ptr: Pointer to lessess.
955 * List lesses from a drm_master
956 */
957struct drm_mode_list_lessees {
958 /** Number of lessees.
959 * On input, provides length of the array.
960 * On output, provides total number. No
961 * more than the input number will be written
962 * back, so two calls can be used to get
963 * the size and then the data.
964 */
965 __u32 count_lessees;
966 __u32 pad;
967
968 /** Pointer to lessees.
969 * pointer to __u64 array of lessee ids
970 */
971 __u64 lessees_ptr;
972};
973
974/**
975 * struct drm_mode_get_lease - Get Lease
976 * @count_objects: Number of leased objects.
977 * @pad: pad.
978 * @objects_ptr: Pointer to objects.
979 * Get leased objects
980 */
981struct drm_mode_get_lease {
982 /** Number of leased objects.
983 * On input, provides length of the array.
984 * On output, provides total number. No
985 * more than the input number will be written
986 * back, so two calls can be used to get
987 * the size and then the data.
988 */
989 __u32 count_objects;
990 __u32 pad;
991
992 /** Pointer to objects.
993 * pointer to __u32 array of object ids
994 */
995 __u64 objects_ptr;
996};
997
998/**
999 * struct drm_mode_revoke_lease - Revoke lease
1000 * @lessee_id: Unique ID of lessee.
1001 * Revoke lease
1002 */
1003struct drm_mode_revoke_lease {
1004 /** Unique ID of lessee
1005 */
1006 __u32 lessee_id;
1007};
1008
1009/**
1010 * struct drm_mode_rect - Two dimensional rectangle.
1011 * @x1: Horizontal starting coordinate (inclusive).
1012 * @y1: Vertical starting coordinate (inclusive).
1013 * @x2: Horizontal ending coordinate (exclusive).
1014 * @y2: Vertical ending coordinate (exclusive).
1015 *
1016 * With drm subsystem using struct drm_rect to manage rectangular area this
1017 * export it to user-space.
1018 *
1019 * Currently used by drm_mode_atomic blob property FB_DAMAGE_CLIPS.
1020 */
1021struct drm_mode_rect {
1022 __s32 x1;
1023 __s32 y1;
1024 __s32 x2;
1025 __s32 y2;
1026};
1027
1028#if defined(__cplusplus)
1029}
1030#endif
1031
1032#endif