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
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 /* Video mode flags */
50 /* bit compatible with the xrandr RR_ definitions (bits 0-13)
52 * ABI warning: Existing userspace really expects
53 * the mode flags to match the xrandr definitions. Any
54 * changes that don't match the xrandr definitions will
55 * likely need a new client cap or some other mechanism
56 * to avoid breaking existing userspace. This includes
57 * allocating new flags in the previously unused bits!
59 #define DRM_MODE_FLAG_PHSYNC (1<<0)
60 #define DRM_MODE_FLAG_NHSYNC (1<<1)
61 #define DRM_MODE_FLAG_PVSYNC (1<<2)
62 #define DRM_MODE_FLAG_NVSYNC (1<<3)
63 #define DRM_MODE_FLAG_INTERLACE (1<<4)
64 #define DRM_MODE_FLAG_DBLSCAN (1<<5)
65 #define DRM_MODE_FLAG_CSYNC (1<<6)
66 #define DRM_MODE_FLAG_PCSYNC (1<<7)
67 #define DRM_MODE_FLAG_NCSYNC (1<<8)
68 #define DRM_MODE_FLAG_HSKEW (1<<9) /* hskew provided */
69 #define DRM_MODE_FLAG_BCAST (1<<10) /* deprecated */
70 #define DRM_MODE_FLAG_PIXMUX (1<<11) /* deprecated */
71 #define DRM_MODE_FLAG_DBLCLK (1<<12)
72 #define DRM_MODE_FLAG_CLKDIV2 (1<<13)
74 * When adding a new stereo mode don't forget to adjust DRM_MODE_FLAGS_3D_MAX
75 * (define not exposed to user space).
77 #define DRM_MODE_FLAG_3D_MASK (0x1f<<14)
78 #define DRM_MODE_FLAG_3D_NONE (0<<14)
79 #define DRM_MODE_FLAG_3D_FRAME_PACKING (1<<14)
80 #define DRM_MODE_FLAG_3D_FIELD_ALTERNATIVE (2<<14)
81 #define DRM_MODE_FLAG_3D_LINE_ALTERNATIVE (3<<14)
82 #define DRM_MODE_FLAG_3D_SIDE_BY_SIDE_FULL (4<<14)
83 #define DRM_MODE_FLAG_3D_L_DEPTH (5<<14)
84 #define DRM_MODE_FLAG_3D_L_DEPTH_GFX_GFX_DEPTH (6<<14)
85 #define DRM_MODE_FLAG_3D_TOP_AND_BOTTOM (7<<14)
86 #define DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF (8<<14)
88 /* Picture aspect ratio options */
89 #define DRM_MODE_PICTURE_ASPECT_NONE 0
90 #define DRM_MODE_PICTURE_ASPECT_4_3 1
91 #define DRM_MODE_PICTURE_ASPECT_16_9 2
93 /* Aspect ratio flag bitmask (4 bits 22:19) */
94 #define DRM_MODE_FLAG_PIC_AR_MASK (0x0F<<19)
95 #define DRM_MODE_FLAG_PIC_AR_NONE \
96 (DRM_MODE_PICTURE_ASPECT_NONE<<19)
97 #define DRM_MODE_FLAG_PIC_AR_4_3 \
98 (DRM_MODE_PICTURE_ASPECT_4_3<<19)
99 #define DRM_MODE_FLAG_PIC_AR_16_9 \
100 (DRM_MODE_PICTURE_ASPECT_16_9<<19)
103 /* bit compatible with the xorg definitions. */
104 #define DRM_MODE_DPMS_ON 0
105 #define DRM_MODE_DPMS_STANDBY 1
106 #define DRM_MODE_DPMS_SUSPEND 2
107 #define DRM_MODE_DPMS_OFF 3
109 /* Scaling mode options */
110 #define DRM_MODE_SCALE_NONE 0 /* Unmodified timing (display or
111 software can still scale) */
112 #define DRM_MODE_SCALE_FULLSCREEN 1 /* Full screen, ignore aspect */
113 #define DRM_MODE_SCALE_CENTER 2 /* Centered, no scaling */
114 #define DRM_MODE_SCALE_ASPECT 3 /* Full screen, preserve aspect */
116 /* Dithering mode options */
117 #define DRM_MODE_DITHERING_OFF 0
118 #define DRM_MODE_DITHERING_ON 1
119 #define DRM_MODE_DITHERING_AUTO 2
121 /* Dirty info options */
122 #define DRM_MODE_DIRTY_OFF 0
123 #define DRM_MODE_DIRTY_ON 1
124 #define DRM_MODE_DIRTY_ANNOTATE 2
126 /* Link Status options */
127 #define DRM_MODE_LINK_STATUS_GOOD 0
128 #define DRM_MODE_LINK_STATUS_BAD 1
131 * DRM_MODE_ROTATE_<degrees>
133 * Signals that a drm plane is been rotated <degrees> degrees in counter
134 * clockwise direction.
136 * This define is provided as a convenience, looking up the property id
137 * using the name->prop id lookup is the preferred method.
139 #define DRM_MODE_ROTATE_0 (1<<0)
140 #define DRM_MODE_ROTATE_90 (1<<1)
141 #define DRM_MODE_ROTATE_180 (1<<2)
142 #define DRM_MODE_ROTATE_270 (1<<3)
145 * DRM_MODE_ROTATE_MASK
147 * Bitmask used to look for drm plane rotations.
149 #define DRM_MODE_ROTATE_MASK (\
150 DRM_MODE_ROTATE_0 | \
151 DRM_MODE_ROTATE_90 | \
152 DRM_MODE_ROTATE_180 | \
156 * DRM_MODE_REFLECT_<axis>
158 * Signals that the contents of a drm plane is reflected in the <axis> axis,
159 * in the same way as mirroring.
161 * This define is provided as a convenience, looking up the property id
162 * using the name->prop id lookup is the preferred method.
164 #define DRM_MODE_REFLECT_X (1<<4)
165 #define DRM_MODE_REFLECT_Y (1<<5)
168 * DRM_MODE_REFLECT_MASK
170 * Bitmask used to look for drm plane reflections.
172 #define DRM_MODE_REFLECT_MASK (\
173 DRM_MODE_REFLECT_X | \
176 /* Content Protection Flags */
177 #define DRM_MODE_CONTENT_PROTECTION_UNDESIRED 0
178 #define DRM_MODE_CONTENT_PROTECTION_DESIRED 1
179 #define DRM_MODE_CONTENT_PROTECTION_ENABLED 2
181 struct drm_mode_modeinfo {
198 char name[DRM_DISPLAY_MODE_LEN];
201 struct drm_mode_card_res {
204 __u64 connector_id_ptr;
205 __u64 encoder_id_ptr;
208 __u32 count_connectors;
209 __u32 count_encoders;
216 struct drm_mode_crtc {
217 __u64 set_connectors_ptr;
218 __u32 count_connectors;
220 __u32 crtc_id; /**< Id */
221 __u32 fb_id; /**< Id of framebuffer */
223 __u32 x; /**< x Position on the framebuffer */
224 __u32 y; /**< y Position on the framebuffer */
228 struct drm_mode_modeinfo mode;
231 #define DRM_MODE_PRESENT_TOP_FIELD (1<<0)
232 #define DRM_MODE_PRESENT_BOTTOM_FIELD (1<<1)
234 /* Planes blend with or override other bits on the CRTC */
235 struct drm_mode_set_plane {
238 __u32 fb_id; /* fb object contains surface format type */
239 __u32 flags; /* see above flags */
241 /* Signed dest location allows it to be partially off screen */
247 /* Source values are 16.16 fixed point */
254 struct drm_mode_get_plane {
260 __u32 possible_crtcs;
263 __u32 count_format_types;
264 __u64 format_type_ptr;
267 struct drm_mode_get_plane_res {
272 #define DRM_MODE_ENCODER_NONE 0
273 #define DRM_MODE_ENCODER_DAC 1
274 #define DRM_MODE_ENCODER_TMDS 2
275 #define DRM_MODE_ENCODER_LVDS 3
276 #define DRM_MODE_ENCODER_TVDAC 4
277 #define DRM_MODE_ENCODER_VIRTUAL 5
278 #define DRM_MODE_ENCODER_DSI 6
279 #define DRM_MODE_ENCODER_DPMST 7
280 #define DRM_MODE_ENCODER_DPI 8
282 struct drm_mode_get_encoder {
286 __u32 crtc_id; /**< Id of crtc */
288 __u32 possible_crtcs;
289 __u32 possible_clones;
292 /* This is for connectors with multiple signal types. */
293 /* Try to match DRM_MODE_CONNECTOR_X as closely as possible. */
294 enum drm_mode_subconnector {
295 DRM_MODE_SUBCONNECTOR_Automatic = 0,
296 DRM_MODE_SUBCONNECTOR_Unknown = 0,
297 DRM_MODE_SUBCONNECTOR_DVID = 3,
298 DRM_MODE_SUBCONNECTOR_DVIA = 4,
299 DRM_MODE_SUBCONNECTOR_Composite = 5,
300 DRM_MODE_SUBCONNECTOR_SVIDEO = 6,
301 DRM_MODE_SUBCONNECTOR_Component = 8,
302 DRM_MODE_SUBCONNECTOR_SCART = 9,
305 #define DRM_MODE_CONNECTOR_Unknown 0
306 #define DRM_MODE_CONNECTOR_VGA 1
307 #define DRM_MODE_CONNECTOR_DVII 2
308 #define DRM_MODE_CONNECTOR_DVID 3
309 #define DRM_MODE_CONNECTOR_DVIA 4
310 #define DRM_MODE_CONNECTOR_Composite 5
311 #define DRM_MODE_CONNECTOR_SVIDEO 6
312 #define DRM_MODE_CONNECTOR_LVDS 7
313 #define DRM_MODE_CONNECTOR_Component 8
314 #define DRM_MODE_CONNECTOR_9PinDIN 9
315 #define DRM_MODE_CONNECTOR_DisplayPort 10
316 #define DRM_MODE_CONNECTOR_HDMIA 11
317 #define DRM_MODE_CONNECTOR_HDMIB 12
318 #define DRM_MODE_CONNECTOR_TV 13
319 #define DRM_MODE_CONNECTOR_eDP 14
320 #define DRM_MODE_CONNECTOR_VIRTUAL 15
321 #define DRM_MODE_CONNECTOR_DSI 16
322 #define DRM_MODE_CONNECTOR_DPI 17
324 struct drm_mode_get_connector {
329 __u64 prop_values_ptr;
333 __u32 count_encoders;
335 __u32 encoder_id; /**< Current Encoder */
336 __u32 connector_id; /**< Id */
337 __u32 connector_type;
338 __u32 connector_type_id;
341 __u32 mm_width; /**< width in millimeters */
342 __u32 mm_height; /**< height in millimeters */
348 #define DRM_MODE_PROP_PENDING (1<<0) /* deprecated, do not use */
349 #define DRM_MODE_PROP_RANGE (1<<1)
350 #define DRM_MODE_PROP_IMMUTABLE (1<<2)
351 #define DRM_MODE_PROP_ENUM (1<<3) /* enumerated type with text strings */
352 #define DRM_MODE_PROP_BLOB (1<<4)
353 #define DRM_MODE_PROP_BITMASK (1<<5) /* bitmask of enumerated types */
355 /* non-extended types: legacy bitmask, one bit per type: */
356 #define DRM_MODE_PROP_LEGACY_TYPE ( \
357 DRM_MODE_PROP_RANGE | \
358 DRM_MODE_PROP_ENUM | \
359 DRM_MODE_PROP_BLOB | \
360 DRM_MODE_PROP_BITMASK)
362 /* extended-types: rather than continue to consume a bit per type,
363 * grab a chunk of the bits to use as integer type id.
365 #define DRM_MODE_PROP_EXTENDED_TYPE 0x0000ffc0
366 #define DRM_MODE_PROP_TYPE(n) ((n) << 6)
367 #define DRM_MODE_PROP_OBJECT DRM_MODE_PROP_TYPE(1)
368 #define DRM_MODE_PROP_SIGNED_RANGE DRM_MODE_PROP_TYPE(2)
370 /* the PROP_ATOMIC flag is used to hide properties from userspace that
371 * is not aware of atomic properties. This is mostly to work around
372 * older userspace (DDX drivers) that read/write each prop they find,
373 * witout being aware that this could be triggering a lengthy modeset.
375 #define DRM_MODE_PROP_ATOMIC 0x80000000
377 struct drm_mode_property_enum {
379 char name[DRM_PROP_NAME_LEN];
382 struct drm_mode_get_property {
383 __u64 values_ptr; /* values and blob lengths */
384 __u64 enum_blob_ptr; /* enum and blob id ptrs */
388 char name[DRM_PROP_NAME_LEN];
391 /* This is only used to count enum values, not blobs. The _blobs is
392 * simply because of a historical reason, i.e. backwards compat. */
393 __u32 count_enum_blobs;
396 struct drm_mode_connector_set_property {
402 #define DRM_MODE_OBJECT_CRTC 0xcccccccc
403 #define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0
404 #define DRM_MODE_OBJECT_ENCODER 0xe0e0e0e0
405 #define DRM_MODE_OBJECT_MODE 0xdededede
406 #define DRM_MODE_OBJECT_PROPERTY 0xb0b0b0b0
407 #define DRM_MODE_OBJECT_FB 0xfbfbfbfb
408 #define DRM_MODE_OBJECT_BLOB 0xbbbbbbbb
409 #define DRM_MODE_OBJECT_PLANE 0xeeeeeeee
410 #define DRM_MODE_OBJECT_ANY 0
412 struct drm_mode_obj_get_properties {
414 __u64 prop_values_ptr;
420 struct drm_mode_obj_set_property {
427 struct drm_mode_get_blob {
433 struct drm_mode_fb_cmd {
440 /* driver specific handle */
444 #define DRM_MODE_FB_INTERLACED (1<<0) /* for interlaced framebuffers */
445 #define DRM_MODE_FB_MODIFIERS (1<<1) /* enables ->modifer[] */
447 struct drm_mode_fb_cmd2 {
451 __u32 pixel_format; /* fourcc code from drm_fourcc.h */
452 __u32 flags; /* see above flags */
455 * In case of planar formats, this ioctl allows up to 4
456 * buffer objects with offsets and pitches per plane.
457 * The pitch and offset order is dictated by the fourcc,
458 * e.g. NV12 (http://fourcc.org/yuv.php#NV12) is described as:
460 * YUV 4:2:0 image with a plane of 8 bit Y samples
461 * followed by an interleaved U/V plane containing
462 * 8 bit 2x2 subsampled colour difference samples.
464 * So it would consist of Y as offsets[0] and UV as
465 * offsets[1]. Note that offsets[0] will generally
466 * be 0 (but this is not required).
468 * To accommodate tiled, compressed, etc formats, a
469 * modifier can be specified. The default value of zero
470 * indicates "native" format as specified by the fourcc.
471 * Vendor specific modifier token. Note that even though
472 * it looks like we have a modifier per-plane, we in fact
473 * do not. The modifier for each plane must be identical.
474 * Thus all combinations of different data layouts for
475 * multi plane formats must be enumerated as separate
479 __u32 pitches[4]; /* pitch for each plane */
480 __u32 offsets[4]; /* offset of each plane */
481 __u64 modifier[4]; /* ie, tiling, compress */
484 #define DRM_MODE_FB_DIRTY_ANNOTATE_COPY 0x01
485 #define DRM_MODE_FB_DIRTY_ANNOTATE_FILL 0x02
486 #define DRM_MODE_FB_DIRTY_FLAGS 0x03
488 #define DRM_MODE_FB_DIRTY_MAX_CLIPS 256
491 * Mark a region of a framebuffer as dirty.
493 * Some hardware does not automatically update display contents
494 * as a hardware or software draw to a framebuffer. This ioctl
495 * allows userspace to tell the kernel and the hardware what
496 * regions of the framebuffer have changed.
498 * The kernel or hardware is free to update more then just the
499 * region specified by the clip rects. The kernel or hardware
500 * may also delay and/or coalesce several calls to dirty into a
503 * Userspace may annotate the updates, the annotates are a
504 * promise made by the caller that the change is either a copy
505 * of pixels or a fill of a single color in the region specified.
507 * If the DRM_MODE_FB_DIRTY_ANNOTATE_COPY flag is given then
508 * the number of updated regions are half of num_clips given,
509 * where the clip rects are paired in src and dst. The width and
510 * height of each one of the pairs must match.
512 * If the DRM_MODE_FB_DIRTY_ANNOTATE_FILL flag is given the caller
513 * promises that the region specified of the clip rects is filled
514 * completely with a single color as given in the color argument.
517 struct drm_mode_fb_dirty_cmd {
525 struct drm_mode_mode_cmd {
527 struct drm_mode_modeinfo mode;
530 #define DRM_MODE_CURSOR_BO 0x01
531 #define DRM_MODE_CURSOR_MOVE 0x02
532 #define DRM_MODE_CURSOR_FLAGS 0x03
535 * depending on the value in flags different members are used.
541 * handle - if 0 turns the cursor off
548 struct drm_mode_cursor {
555 /* driver specific handle */
559 struct drm_mode_cursor2 {
566 /* driver specific handle */
572 struct drm_mode_crtc_lut {
576 /* pointers to arrays */
582 struct drm_color_ctm {
584 * Conversion matrix in S31.32 sign-magnitude
585 * (not two's complement!) format.
590 struct drm_color_lut {
592 * Data is U0.16 fixed point format.
600 #define DRM_MODE_PAGE_FLIP_EVENT 0x01
601 #define DRM_MODE_PAGE_FLIP_ASYNC 0x02
602 #define DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE 0x4
603 #define DRM_MODE_PAGE_FLIP_TARGET_RELATIVE 0x8
604 #define DRM_MODE_PAGE_FLIP_TARGET (DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE | \
605 DRM_MODE_PAGE_FLIP_TARGET_RELATIVE)
606 #define DRM_MODE_PAGE_FLIP_FLAGS (DRM_MODE_PAGE_FLIP_EVENT | \
607 DRM_MODE_PAGE_FLIP_ASYNC | \
608 DRM_MODE_PAGE_FLIP_TARGET)
611 * Request a page flip on the specified crtc.
613 * This ioctl will ask KMS to schedule a page flip for the specified
614 * crtc. Once any pending rendering targeting the specified fb (as of
615 * ioctl time) has completed, the crtc will be reprogrammed to display
616 * that fb after the next vertical refresh. The ioctl returns
617 * immediately, but subsequent rendering to the current fb will block
618 * in the execbuffer ioctl until the page flip happens. If a page
619 * flip is already pending as the ioctl is called, EBUSY will be
622 * Flag DRM_MODE_PAGE_FLIP_EVENT requests that drm sends back a vblank
623 * event (see drm.h: struct drm_event_vblank) when the page flip is
624 * done. The user_data field passed in with this ioctl will be
625 * returned as the user_data field in the vblank event struct.
627 * Flag DRM_MODE_PAGE_FLIP_ASYNC requests that the flip happen
628 * 'as soon as possible', meaning that it not delay waiting for vblank.
629 * This may cause tearing on the screen.
631 * The reserved field must be zero.
634 struct drm_mode_crtc_page_flip {
643 * Request a page flip on the specified crtc.
645 * Same as struct drm_mode_crtc_page_flip, but supports new flags and
646 * re-purposes the reserved field:
648 * The sequence field must be zero unless either of the
649 * DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE/RELATIVE flags is specified. When
650 * the ABSOLUTE flag is specified, the sequence field denotes the absolute
651 * vblank sequence when the flip should take effect. When the RELATIVE
652 * flag is specified, the sequence field denotes the relative (to the
653 * current one when the ioctl is called) vblank sequence when the flip
654 * should take effect. NOTE: DRM_IOCTL_WAIT_VBLANK must still be used to
655 * make sure the vblank sequence before the target one has passed before
656 * calling this ioctl. The purpose of the
657 * DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE/RELATIVE flags is merely to clarify
658 * the target for when code dealing with a page flip runs during a
659 * vertical blank period.
662 struct drm_mode_crtc_page_flip_target {
670 /* create a dumb scanout buffer */
671 struct drm_mode_create_dumb {
676 /* handle, pitch, size will be returned */
682 /* set up for mmap of a dumb scanout buffer */
683 struct drm_mode_map_dumb {
684 /** Handle for the object being mapped. */
688 * Fake offset to use for subsequent mmap call
690 * This is a fixed-size type for 32/64 compatibility.
695 struct drm_mode_destroy_dumb {
699 /* page-flip flags are valid, plus: */
700 #define DRM_MODE_ATOMIC_TEST_ONLY 0x0100
701 #define DRM_MODE_ATOMIC_NONBLOCK 0x0200
702 #define DRM_MODE_ATOMIC_ALLOW_MODESET 0x0400
704 #define DRM_MODE_ATOMIC_FLAGS (\
705 DRM_MODE_PAGE_FLIP_EVENT |\
706 DRM_MODE_PAGE_FLIP_ASYNC |\
707 DRM_MODE_ATOMIC_TEST_ONLY |\
708 DRM_MODE_ATOMIC_NONBLOCK |\
709 DRM_MODE_ATOMIC_ALLOW_MODESET)
711 struct drm_mode_atomic {
715 __u64 count_props_ptr;
717 __u64 prop_values_ptr;
722 struct drm_format_modifier_blob {
723 #define FORMAT_BLOB_CURRENT 1
724 /* Version of this blob format */
730 /* Number of fourcc formats supported */
733 /* Where in this blob the formats exist (in bytes) */
734 __u32 formats_offset;
736 /* Number of drm_format_modifiers */
737 __u32 count_modifiers;
739 /* Where in this blob the modifiers exist (in bytes) */
740 __u32 modifiers_offset;
742 /* __u32 formats[] */
743 /* struct drm_format_modifier modifiers[] */
746 struct drm_format_modifier {
747 /* Bitmask of formats in get_plane format list this info applies to. The
748 * offset allows a sliding window of which 64 formats (bits).
751 * In today's world with < 65 formats, and formats 0, and 2 are
754 * ^-offset = 0, formats = 5
756 * If the number formats grew to 128, and formats 98-102 are
757 * supported with the modifier:
759 * 0x0000007c00000000 0000000000000000
761 * |__offset = 64, formats = 0x7c00000000
768 /* The modifier that applies to the >get_plane format list bitmask. */
773 * Create a new 'blob' data property, copying length bytes from data pointer,
774 * and returning new blob ID.
776 struct drm_mode_create_blob {
777 /** Pointer to data to copy. */
779 /** Length of data to copy. */
781 /** Return: new property ID. */
786 * Destroy a user-created blob property.
788 struct drm_mode_destroy_blob {
793 * Lease mode resources, creating another drm_master.
795 struct drm_mode_create_lease {
796 /** Pointer to array of object ids (__u32) */
798 /** Number of object ids */
800 /** flags for new FD (O_CLOEXEC, etc) */
803 /** Return: unique identifier for lessee. */
805 /** Return: file descriptor to new drm_master file */
810 * List lesses from a drm_master
812 struct drm_mode_list_lessees {
813 /** Number of lessees.
814 * On input, provides length of the array.
815 * On output, provides total number. No
816 * more than the input number will be written
817 * back, so two calls can be used to get
818 * the size and then the data.
823 /** Pointer to lessees.
824 * pointer to __u64 array of lessee ids
832 struct drm_mode_get_lease {
833 /** Number of leased objects.
834 * On input, provides length of the array.
835 * On output, provides total number. No
836 * more than the input number will be written
837 * back, so two calls can be used to get
838 * the size and then the data.
843 /** Pointer to objects.
844 * pointer to __u32 array of object ids
852 struct drm_mode_revoke_lease {
853 /** Unique ID of lessee
858 #if defined(__cplusplus)