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
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:
15 * The above copyright notice and this permission notice shall be included in
16 * all copies or substantial portions of the Software.
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
32 #if defined(__cplusplus)
36 #define DRM_DISPLAY_INFO_LEN 32
37 #define DRM_CONNECTOR_NAME_LEN 32
38 #define DRM_DISPLAY_MODE_LEN 32
39 #define DRM_PROP_NAME_LEN 32
41 #define DRM_MODE_TYPE_BUILTIN (1<<0) /* deprecated */
42 #define DRM_MODE_TYPE_CLOCK_C ((1<<1) | DRM_MODE_TYPE_BUILTIN) /* deprecated */
43 #define DRM_MODE_TYPE_CRTC_C ((1<<2) | DRM_MODE_TYPE_BUILTIN) /* deprecated */
44 #define DRM_MODE_TYPE_PREFERRED (1<<3)
45 #define DRM_MODE_TYPE_DEFAULT (1<<4) /* deprecated */
46 #define DRM_MODE_TYPE_USERDEF (1<<5)
47 #define DRM_MODE_TYPE_DRIVER (1<<6)
49 #define DRM_MODE_TYPE_ALL (DRM_MODE_TYPE_PREFERRED | \
50 DRM_MODE_TYPE_USERDEF | \
53 /* Video mode flags */
54 /* bit compatible with the xrandr RR_ definitions (bits 0-13)
56 * ABI warning: Existing userspace really expects
57 * the mode flags to match the xrandr definitions. Any
58 * changes that don't match the xrandr definitions will
59 * likely need a new client cap or some other mechanism
60 * to avoid breaking existing userspace. This includes
61 * allocating new flags in the previously unused bits!
63 #define DRM_MODE_FLAG_PHSYNC (1<<0)
64 #define DRM_MODE_FLAG_NHSYNC (1<<1)
65 #define DRM_MODE_FLAG_PVSYNC (1<<2)
66 #define DRM_MODE_FLAG_NVSYNC (1<<3)
67 #define DRM_MODE_FLAG_INTERLACE (1<<4)
68 #define DRM_MODE_FLAG_DBLSCAN (1<<5)
69 #define DRM_MODE_FLAG_CSYNC (1<<6)
70 #define DRM_MODE_FLAG_PCSYNC (1<<7)
71 #define DRM_MODE_FLAG_NCSYNC (1<<8)
72 #define DRM_MODE_FLAG_HSKEW (1<<9) /* hskew provided */
73 #define DRM_MODE_FLAG_BCAST (1<<10) /* deprecated */
74 #define DRM_MODE_FLAG_PIXMUX (1<<11) /* deprecated */
75 #define DRM_MODE_FLAG_DBLCLK (1<<12)
76 #define DRM_MODE_FLAG_CLKDIV2 (1<<13)
78 * When adding a new stereo mode don't forget to adjust DRM_MODE_FLAGS_3D_MAX
79 * (define not exposed to user space).
81 #define DRM_MODE_FLAG_3D_MASK (0x1f<<14)
82 #define DRM_MODE_FLAG_3D_NONE (0<<14)
83 #define DRM_MODE_FLAG_3D_FRAME_PACKING (1<<14)
84 #define DRM_MODE_FLAG_3D_FIELD_ALTERNATIVE (2<<14)
85 #define DRM_MODE_FLAG_3D_LINE_ALTERNATIVE (3<<14)
86 #define DRM_MODE_FLAG_3D_SIDE_BY_SIDE_FULL (4<<14)
87 #define DRM_MODE_FLAG_3D_L_DEPTH (5<<14)
88 #define DRM_MODE_FLAG_3D_L_DEPTH_GFX_GFX_DEPTH (6<<14)
89 #define DRM_MODE_FLAG_3D_TOP_AND_BOTTOM (7<<14)
90 #define DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF (8<<14)
92 /* Picture aspect ratio options */
93 #define DRM_MODE_PICTURE_ASPECT_NONE 0
94 #define DRM_MODE_PICTURE_ASPECT_4_3 1
95 #define DRM_MODE_PICTURE_ASPECT_16_9 2
96 #define DRM_MODE_PICTURE_ASPECT_64_27 3
97 #define DRM_MODE_PICTURE_ASPECT_256_135 4
99 /* Aspect ratio flag bitmask (4 bits 22:19) */
100 #define DRM_MODE_FLAG_PIC_AR_MASK (0x0F<<19)
101 #define DRM_MODE_FLAG_PIC_AR_NONE \
102 (DRM_MODE_PICTURE_ASPECT_NONE<<19)
103 #define DRM_MODE_FLAG_PIC_AR_4_3 \
104 (DRM_MODE_PICTURE_ASPECT_4_3<<19)
105 #define DRM_MODE_FLAG_PIC_AR_16_9 \
106 (DRM_MODE_PICTURE_ASPECT_16_9<<19)
107 #define DRM_MODE_FLAG_PIC_AR_64_27 \
108 (DRM_MODE_PICTURE_ASPECT_64_27<<19)
109 #define DRM_MODE_FLAG_PIC_AR_256_135 \
110 (DRM_MODE_PICTURE_ASPECT_256_135<<19)
112 #define DRM_MODE_FLAG_ALL (DRM_MODE_FLAG_PHSYNC | \
113 DRM_MODE_FLAG_NHSYNC | \
114 DRM_MODE_FLAG_PVSYNC | \
115 DRM_MODE_FLAG_NVSYNC | \
116 DRM_MODE_FLAG_INTERLACE | \
117 DRM_MODE_FLAG_DBLSCAN | \
118 DRM_MODE_FLAG_CSYNC | \
119 DRM_MODE_FLAG_PCSYNC | \
120 DRM_MODE_FLAG_NCSYNC | \
121 DRM_MODE_FLAG_HSKEW | \
122 DRM_MODE_FLAG_DBLCLK | \
123 DRM_MODE_FLAG_CLKDIV2 | \
124 DRM_MODE_FLAG_3D_MASK)
127 /* bit compatible with the xorg definitions. */
128 #define DRM_MODE_DPMS_ON 0
129 #define DRM_MODE_DPMS_STANDBY 1
130 #define DRM_MODE_DPMS_SUSPEND 2
131 #define DRM_MODE_DPMS_OFF 3
133 /* Scaling mode options */
134 #define DRM_MODE_SCALE_NONE 0 /* Unmodified timing (display or
135 software can still scale) */
136 #define DRM_MODE_SCALE_FULLSCREEN 1 /* Full screen, ignore aspect */
137 #define DRM_MODE_SCALE_CENTER 2 /* Centered, no scaling */
138 #define DRM_MODE_SCALE_ASPECT 3 /* Full screen, preserve aspect */
140 /* Dithering mode options */
141 #define DRM_MODE_DITHERING_OFF 0
142 #define DRM_MODE_DITHERING_ON 1
143 #define DRM_MODE_DITHERING_AUTO 2
145 /* Dirty info options */
146 #define DRM_MODE_DIRTY_OFF 0
147 #define DRM_MODE_DIRTY_ON 1
148 #define DRM_MODE_DIRTY_ANNOTATE 2
150 /* Link Status options */
151 #define DRM_MODE_LINK_STATUS_GOOD 0
152 #define DRM_MODE_LINK_STATUS_BAD 1
155 * DRM_MODE_ROTATE_<degrees>
157 * Signals that a drm plane is been rotated <degrees> degrees in counter
158 * clockwise direction.
160 * This define is provided as a convenience, looking up the property id
161 * using the name->prop id lookup is the preferred method.
163 #define DRM_MODE_ROTATE_0 (1<<0)
164 #define DRM_MODE_ROTATE_90 (1<<1)
165 #define DRM_MODE_ROTATE_180 (1<<2)
166 #define DRM_MODE_ROTATE_270 (1<<3)
169 * DRM_MODE_ROTATE_MASK
171 * Bitmask used to look for drm plane rotations.
173 #define DRM_MODE_ROTATE_MASK (\
174 DRM_MODE_ROTATE_0 | \
175 DRM_MODE_ROTATE_90 | \
176 DRM_MODE_ROTATE_180 | \
180 * DRM_MODE_REFLECT_<axis>
182 * Signals that the contents of a drm plane is reflected in the <axis> axis,
183 * in the same way as mirroring.
185 * This define is provided as a convenience, looking up the property id
186 * using the name->prop id lookup is the preferred method.
188 #define DRM_MODE_REFLECT_X (1<<4)
189 #define DRM_MODE_REFLECT_Y (1<<5)
192 * DRM_MODE_REFLECT_MASK
194 * Bitmask used to look for drm plane reflections.
196 #define DRM_MODE_REFLECT_MASK (\
197 DRM_MODE_REFLECT_X | \
200 /* Content Protection Flags */
201 #define DRM_MODE_CONTENT_PROTECTION_UNDESIRED 0
202 #define DRM_MODE_CONTENT_PROTECTION_DESIRED 1
203 #define DRM_MODE_CONTENT_PROTECTION_ENABLED 2
205 struct drm_mode_modeinfo {
222 char name[DRM_DISPLAY_MODE_LEN];
225 struct drm_mode_card_res {
228 __u64 connector_id_ptr;
229 __u64 encoder_id_ptr;
232 __u32 count_connectors;
233 __u32 count_encoders;
240 struct drm_mode_crtc {
241 __u64 set_connectors_ptr;
242 __u32 count_connectors;
244 __u32 crtc_id; /**< Id */
245 __u32 fb_id; /**< Id of framebuffer */
247 __u32 x; /**< x Position on the framebuffer */
248 __u32 y; /**< y Position on the framebuffer */
252 struct drm_mode_modeinfo mode;
255 #define DRM_MODE_PRESENT_TOP_FIELD (1<<0)
256 #define DRM_MODE_PRESENT_BOTTOM_FIELD (1<<1)
258 /* Planes blend with or override other bits on the CRTC */
259 struct drm_mode_set_plane {
262 __u32 fb_id; /* fb object contains surface format type */
263 __u32 flags; /* see above flags */
265 /* Signed dest location allows it to be partially off screen */
271 /* Source values are 16.16 fixed point */
278 struct drm_mode_get_plane {
284 __u32 possible_crtcs;
287 __u32 count_format_types;
288 __u64 format_type_ptr;
291 struct drm_mode_get_plane_res {
296 #define DRM_MODE_ENCODER_NONE 0
297 #define DRM_MODE_ENCODER_DAC 1
298 #define DRM_MODE_ENCODER_TMDS 2
299 #define DRM_MODE_ENCODER_LVDS 3
300 #define DRM_MODE_ENCODER_TVDAC 4
301 #define DRM_MODE_ENCODER_VIRTUAL 5
302 #define DRM_MODE_ENCODER_DSI 6
303 #define DRM_MODE_ENCODER_DPMST 7
304 #define DRM_MODE_ENCODER_DPI 8
306 struct drm_mode_get_encoder {
310 __u32 crtc_id; /**< Id of crtc */
312 __u32 possible_crtcs;
313 __u32 possible_clones;
316 /* This is for connectors with multiple signal types. */
317 /* Try to match DRM_MODE_CONNECTOR_X as closely as possible. */
318 enum drm_mode_subconnector {
319 DRM_MODE_SUBCONNECTOR_Automatic = 0,
320 DRM_MODE_SUBCONNECTOR_Unknown = 0,
321 DRM_MODE_SUBCONNECTOR_DVID = 3,
322 DRM_MODE_SUBCONNECTOR_DVIA = 4,
323 DRM_MODE_SUBCONNECTOR_Composite = 5,
324 DRM_MODE_SUBCONNECTOR_SVIDEO = 6,
325 DRM_MODE_SUBCONNECTOR_Component = 8,
326 DRM_MODE_SUBCONNECTOR_SCART = 9,
329 #define DRM_MODE_CONNECTOR_Unknown 0
330 #define DRM_MODE_CONNECTOR_VGA 1
331 #define DRM_MODE_CONNECTOR_DVII 2
332 #define DRM_MODE_CONNECTOR_DVID 3
333 #define DRM_MODE_CONNECTOR_DVIA 4
334 #define DRM_MODE_CONNECTOR_Composite 5
335 #define DRM_MODE_CONNECTOR_SVIDEO 6
336 #define DRM_MODE_CONNECTOR_LVDS 7
337 #define DRM_MODE_CONNECTOR_Component 8
338 #define DRM_MODE_CONNECTOR_9PinDIN 9
339 #define DRM_MODE_CONNECTOR_DisplayPort 10
340 #define DRM_MODE_CONNECTOR_HDMIA 11
341 #define DRM_MODE_CONNECTOR_HDMIB 12
342 #define DRM_MODE_CONNECTOR_TV 13
343 #define DRM_MODE_CONNECTOR_eDP 14
344 #define DRM_MODE_CONNECTOR_VIRTUAL 15
345 #define DRM_MODE_CONNECTOR_DSI 16
346 #define DRM_MODE_CONNECTOR_DPI 17
348 struct drm_mode_get_connector {
353 __u64 prop_values_ptr;
357 __u32 count_encoders;
359 __u32 encoder_id; /**< Current Encoder */
360 __u32 connector_id; /**< Id */
361 __u32 connector_type;
362 __u32 connector_type_id;
365 __u32 mm_width; /**< width in millimeters */
366 __u32 mm_height; /**< height in millimeters */
372 #define DRM_MODE_PROP_PENDING (1<<0) /* deprecated, do not use */
373 #define DRM_MODE_PROP_RANGE (1<<1)
374 #define DRM_MODE_PROP_IMMUTABLE (1<<2)
375 #define DRM_MODE_PROP_ENUM (1<<3) /* enumerated type with text strings */
376 #define DRM_MODE_PROP_BLOB (1<<4)
377 #define DRM_MODE_PROP_BITMASK (1<<5) /* bitmask of enumerated types */
379 /* non-extended types: legacy bitmask, one bit per type: */
380 #define DRM_MODE_PROP_LEGACY_TYPE ( \
381 DRM_MODE_PROP_RANGE | \
382 DRM_MODE_PROP_ENUM | \
383 DRM_MODE_PROP_BLOB | \
384 DRM_MODE_PROP_BITMASK)
386 /* extended-types: rather than continue to consume a bit per type,
387 * grab a chunk of the bits to use as integer type id.
389 #define DRM_MODE_PROP_EXTENDED_TYPE 0x0000ffc0
390 #define DRM_MODE_PROP_TYPE(n) ((n) << 6)
391 #define DRM_MODE_PROP_OBJECT DRM_MODE_PROP_TYPE(1)
392 #define DRM_MODE_PROP_SIGNED_RANGE DRM_MODE_PROP_TYPE(2)
394 /* the PROP_ATOMIC flag is used to hide properties from userspace that
395 * is not aware of atomic properties. This is mostly to work around
396 * older userspace (DDX drivers) that read/write each prop they find,
397 * witout being aware that this could be triggering a lengthy modeset.
399 #define DRM_MODE_PROP_ATOMIC 0x80000000
401 struct drm_mode_property_enum {
403 char name[DRM_PROP_NAME_LEN];
406 struct drm_mode_get_property {
407 __u64 values_ptr; /* values and blob lengths */
408 __u64 enum_blob_ptr; /* enum and blob id ptrs */
412 char name[DRM_PROP_NAME_LEN];
415 /* This is only used to count enum values, not blobs. The _blobs is
416 * simply because of a historical reason, i.e. backwards compat. */
417 __u32 count_enum_blobs;
420 struct drm_mode_connector_set_property {
426 #define DRM_MODE_OBJECT_CRTC 0xcccccccc
427 #define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0
428 #define DRM_MODE_OBJECT_ENCODER 0xe0e0e0e0
429 #define DRM_MODE_OBJECT_MODE 0xdededede
430 #define DRM_MODE_OBJECT_PROPERTY 0xb0b0b0b0
431 #define DRM_MODE_OBJECT_FB 0xfbfbfbfb
432 #define DRM_MODE_OBJECT_BLOB 0xbbbbbbbb
433 #define DRM_MODE_OBJECT_PLANE 0xeeeeeeee
434 #define DRM_MODE_OBJECT_ANY 0
436 struct drm_mode_obj_get_properties {
438 __u64 prop_values_ptr;
444 struct drm_mode_obj_set_property {
451 struct drm_mode_get_blob {
457 struct drm_mode_fb_cmd {
464 /* driver specific handle */
468 #define DRM_MODE_FB_INTERLACED (1<<0) /* for interlaced framebuffers */
469 #define DRM_MODE_FB_MODIFIERS (1<<1) /* enables ->modifer[] */
471 struct drm_mode_fb_cmd2 {
475 __u32 pixel_format; /* fourcc code from drm_fourcc.h */
476 __u32 flags; /* see above flags */
479 * In case of planar formats, this ioctl allows up to 4
480 * buffer objects with offsets and pitches per plane.
481 * The pitch and offset order is dictated by the fourcc,
482 * e.g. NV12 (http://fourcc.org/yuv.php#NV12) is described as:
484 * YUV 4:2:0 image with a plane of 8 bit Y samples
485 * followed by an interleaved U/V plane containing
486 * 8 bit 2x2 subsampled colour difference samples.
488 * So it would consist of Y as offsets[0] and UV as
489 * offsets[1]. Note that offsets[0] will generally
490 * be 0 (but this is not required).
492 * To accommodate tiled, compressed, etc formats, a
493 * modifier can be specified. The default value of zero
494 * indicates "native" format as specified by the fourcc.
495 * Vendor specific modifier token. Note that even though
496 * it looks like we have a modifier per-plane, we in fact
497 * do not. The modifier for each plane must be identical.
498 * Thus all combinations of different data layouts for
499 * multi plane formats must be enumerated as separate
503 __u32 pitches[4]; /* pitch for each plane */
504 __u32 offsets[4]; /* offset of each plane */
505 __u64 modifier[4]; /* ie, tiling, compress */
508 #define DRM_MODE_FB_DIRTY_ANNOTATE_COPY 0x01
509 #define DRM_MODE_FB_DIRTY_ANNOTATE_FILL 0x02
510 #define DRM_MODE_FB_DIRTY_FLAGS 0x03
512 #define DRM_MODE_FB_DIRTY_MAX_CLIPS 256
515 * Mark a region of a framebuffer as dirty.
517 * Some hardware does not automatically update display contents
518 * as a hardware or software draw to a framebuffer. This ioctl
519 * allows userspace to tell the kernel and the hardware what
520 * regions of the framebuffer have changed.
522 * The kernel or hardware is free to update more then just the
523 * region specified by the clip rects. The kernel or hardware
524 * may also delay and/or coalesce several calls to dirty into a
527 * Userspace may annotate the updates, the annotates are a
528 * promise made by the caller that the change is either a copy
529 * of pixels or a fill of a single color in the region specified.
531 * If the DRM_MODE_FB_DIRTY_ANNOTATE_COPY flag is given then
532 * the number of updated regions are half of num_clips given,
533 * where the clip rects are paired in src and dst. The width and
534 * height of each one of the pairs must match.
536 * If the DRM_MODE_FB_DIRTY_ANNOTATE_FILL flag is given the caller
537 * promises that the region specified of the clip rects is filled
538 * completely with a single color as given in the color argument.
541 struct drm_mode_fb_dirty_cmd {
549 struct drm_mode_mode_cmd {
551 struct drm_mode_modeinfo mode;
554 #define DRM_MODE_CURSOR_BO 0x01
555 #define DRM_MODE_CURSOR_MOVE 0x02
556 #define DRM_MODE_CURSOR_FLAGS 0x03
559 * depending on the value in flags different members are used.
565 * handle - if 0 turns the cursor off
572 struct drm_mode_cursor {
579 /* driver specific handle */
583 struct drm_mode_cursor2 {
590 /* driver specific handle */
596 struct drm_mode_crtc_lut {
600 /* pointers to arrays */
606 struct drm_color_ctm {
608 * Conversion matrix in S31.32 sign-magnitude
609 * (not two's complement!) format.
614 struct drm_color_lut {
616 * Data is U0.16 fixed point format.
624 #define DRM_MODE_PAGE_FLIP_EVENT 0x01
625 #define DRM_MODE_PAGE_FLIP_ASYNC 0x02
626 #define DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE 0x4
627 #define DRM_MODE_PAGE_FLIP_TARGET_RELATIVE 0x8
628 #define DRM_MODE_PAGE_FLIP_TARGET (DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE | \
629 DRM_MODE_PAGE_FLIP_TARGET_RELATIVE)
630 #define DRM_MODE_PAGE_FLIP_FLAGS (DRM_MODE_PAGE_FLIP_EVENT | \
631 DRM_MODE_PAGE_FLIP_ASYNC | \
632 DRM_MODE_PAGE_FLIP_TARGET)
635 * Request a page flip on the specified crtc.
637 * This ioctl will ask KMS to schedule a page flip for the specified
638 * crtc. Once any pending rendering targeting the specified fb (as of
639 * ioctl time) has completed, the crtc will be reprogrammed to display
640 * that fb after the next vertical refresh. The ioctl returns
641 * immediately, but subsequent rendering to the current fb will block
642 * in the execbuffer ioctl until the page flip happens. If a page
643 * flip is already pending as the ioctl is called, EBUSY will be
646 * Flag DRM_MODE_PAGE_FLIP_EVENT requests that drm sends back a vblank
647 * event (see drm.h: struct drm_event_vblank) when the page flip is
648 * done. The user_data field passed in with this ioctl will be
649 * returned as the user_data field in the vblank event struct.
651 * Flag DRM_MODE_PAGE_FLIP_ASYNC requests that the flip happen
652 * 'as soon as possible', meaning that it not delay waiting for vblank.
653 * This may cause tearing on the screen.
655 * The reserved field must be zero.
658 struct drm_mode_crtc_page_flip {
667 * Request a page flip on the specified crtc.
669 * Same as struct drm_mode_crtc_page_flip, but supports new flags and
670 * re-purposes the reserved field:
672 * The sequence field must be zero unless either of the
673 * DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE/RELATIVE flags is specified. When
674 * the ABSOLUTE flag is specified, the sequence field denotes the absolute
675 * vblank sequence when the flip should take effect. When the RELATIVE
676 * flag is specified, the sequence field denotes the relative (to the
677 * current one when the ioctl is called) vblank sequence when the flip
678 * should take effect. NOTE: DRM_IOCTL_WAIT_VBLANK must still be used to
679 * make sure the vblank sequence before the target one has passed before
680 * calling this ioctl. The purpose of the
681 * DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE/RELATIVE flags is merely to clarify
682 * the target for when code dealing with a page flip runs during a
683 * vertical blank period.
686 struct drm_mode_crtc_page_flip_target {
694 /* create a dumb scanout buffer */
695 struct drm_mode_create_dumb {
700 /* handle, pitch, size will be returned */
706 /* set up for mmap of a dumb scanout buffer */
707 struct drm_mode_map_dumb {
708 /** Handle for the object being mapped. */
712 * Fake offset to use for subsequent mmap call
714 * This is a fixed-size type for 32/64 compatibility.
719 struct drm_mode_destroy_dumb {
723 /* page-flip flags are valid, plus: */
724 #define DRM_MODE_ATOMIC_TEST_ONLY 0x0100
725 #define DRM_MODE_ATOMIC_NONBLOCK 0x0200
726 #define DRM_MODE_ATOMIC_ALLOW_MODESET 0x0400
728 #define DRM_MODE_ATOMIC_FLAGS (\
729 DRM_MODE_PAGE_FLIP_EVENT |\
730 DRM_MODE_PAGE_FLIP_ASYNC |\
731 DRM_MODE_ATOMIC_TEST_ONLY |\
732 DRM_MODE_ATOMIC_NONBLOCK |\
733 DRM_MODE_ATOMIC_ALLOW_MODESET)
735 struct drm_mode_atomic {
739 __u64 count_props_ptr;
741 __u64 prop_values_ptr;
746 struct drm_format_modifier_blob {
747 #define FORMAT_BLOB_CURRENT 1
748 /* Version of this blob format */
754 /* Number of fourcc formats supported */
757 /* Where in this blob the formats exist (in bytes) */
758 __u32 formats_offset;
760 /* Number of drm_format_modifiers */
761 __u32 count_modifiers;
763 /* Where in this blob the modifiers exist (in bytes) */
764 __u32 modifiers_offset;
766 /* __u32 formats[] */
767 /* struct drm_format_modifier modifiers[] */
770 struct drm_format_modifier {
771 /* Bitmask of formats in get_plane format list this info applies to. The
772 * offset allows a sliding window of which 64 formats (bits).
775 * In today's world with < 65 formats, and formats 0, and 2 are
778 * ^-offset = 0, formats = 5
780 * If the number formats grew to 128, and formats 98-102 are
781 * supported with the modifier:
783 * 0x0000007c00000000 0000000000000000
785 * |__offset = 64, formats = 0x7c00000000
792 /* The modifier that applies to the >get_plane format list bitmask. */
797 * Create a new 'blob' data property, copying length bytes from data pointer,
798 * and returning new blob ID.
800 struct drm_mode_create_blob {
801 /** Pointer to data to copy. */
803 /** Length of data to copy. */
805 /** Return: new property ID. */
810 * Destroy a user-created blob property.
812 struct drm_mode_destroy_blob {
817 * Lease mode resources, creating another drm_master.
819 struct drm_mode_create_lease {
820 /** Pointer to array of object ids (__u32) */
822 /** Number of object ids */
824 /** flags for new FD (O_CLOEXEC, etc) */
827 /** Return: unique identifier for lessee. */
829 /** Return: file descriptor to new drm_master file */
834 * List lesses from a drm_master
836 struct drm_mode_list_lessees {
837 /** Number of lessees.
838 * On input, provides length of the array.
839 * On output, provides total number. No
840 * more than the input number will be written
841 * back, so two calls can be used to get
842 * the size and then the data.
847 /** Pointer to lessees.
848 * pointer to __u64 array of lessee ids
856 struct drm_mode_get_lease {
857 /** Number of leased objects.
858 * On input, provides length of the array.
859 * On output, provides total number. No
860 * more than the input number will be written
861 * back, so two calls can be used to get
862 * the size and then the data.
867 /** Pointer to objects.
868 * pointer to __u32 array of object ids
876 struct drm_mode_revoke_lease {
877 /** Unique ID of lessee
882 #if defined(__cplusplus)