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/* * Copyright (c) 2007 Dave Airlie <airlied@linux.ie> * Copyright (c) 2007 Jakob Bornecrantz <wallbraker@gmail.com> * Copyright (c) 2008 Red Hat Inc. * Copyright (c) 2007-2008 Tungsten Graphics, Inc., Cedar Park, TX., USA * Copyright (c) 2007-2008 Intel Corporation * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS * IN THE SOFTWARE. / #ifndef _DRM_MODE_H #define _DRM_MODE_H #include "drm.h" #if defined(__cplusplus) extern "C" { #endif /* * DOC: overview * * DRM exposes many UAPI and structure definition to have a consistent * and standardized interface with user. * Userspace can refer to these structure definitions and UAPI formats * to communicate to driver / #define DRM_CONNECTOR_NAME_LEN 32 #define DRM_DISPLAY_MODE_LEN 32 #define DRM_PROP_NAME_LEN 32 #define DRM_MODE_TYPE_BUILTIN (1<<0) / deprecated / #define DRM_MODE_TYPE_CLOCK_C ((1<<1) \| DRM_MODE_TYPE_BUILTIN) / deprecated / #define DRM_MODE_TYPE_CRTC_C ((1<<2) \| DRM_MODE_TYPE_BUILTIN) / deprecated / #define DRM_MODE_TYPE_PREFERRED (1<<3) #define DRM_MODE_TYPE_DEFAULT (1<<4) / deprecated / #define DRM_MODE_TYPE_USERDEF (1<<5) #define DRM_MODE_TYPE_DRIVER (1<<6) #define DRM_MODE_TYPE_ALL (DRM_MODE_TYPE_PREFERRED \| \ DRM_MODE_TYPE_USERDEF \| \ DRM_MODE_TYPE_DRIVER) / Video mode flags / / bit compatible with the xrandr RR_ definitions (bits 0-13) * * ABI warning: Existing userspace really expects * the mode flags to match the xrandr definitions. Any * changes that don't match the xrandr definitions will * likely need a new client cap or some other mechanism * to avoid breaking existing userspace. This includes * allocating new flags in the previously unused bits! / #define DRM_MODE_FLAG_PHSYNC (1<<0) #define DRM_MODE_FLAG_NHSYNC (1<<1) #define DRM_MODE_FLAG_PVSYNC (1<<2) #define DRM_MODE_FLAG_NVSYNC (1<<3) #define DRM_MODE_FLAG_INTERLACE (1<<4) #define DRM_MODE_FLAG_DBLSCAN (1<<5) #define DRM_MODE_FLAG_CSYNC (1<<6) #define DRM_MODE_FLAG_PCSYNC (1<<7) #define DRM_MODE_FLAG_NCSYNC (1<<8) #define DRM_MODE_FLAG_HSKEW (1<<9) / hskew provided / #define DRM_MODE_FLAG_BCAST (1<<10) / deprecated / #define DRM_MODE_FLAG_PIXMUX (1<<11) / deprecated / #define DRM_MODE_FLAG_DBLCLK (1<<12) #define DRM_MODE_FLAG_CLKDIV2 (1<<13) / * When adding a new stereo mode don't forget to adjust DRM_MODE_FLAGS_3D_MAX * (define not exposed to user space). / #define DRM_MODE_FLAG_3D_MASK (0x1f<<14) #define DRM_MODE_FLAG_3D_NONE (0<<14) #define DRM_MODE_FLAG_3D_FRAME_PACKING (1<<14) #define DRM_MODE_FLAG_3D_FIELD_ALTERNATIVE (2<<14) #define DRM_MODE_FLAG_3D_LINE_ALTERNATIVE (3<<14) #define DRM_MODE_FLAG_3D_SIDE_BY_SIDE_FULL (4<<14) #define DRM_MODE_FLAG_3D_L_DEPTH (5<<14) #define DRM_MODE_FLAG_3D_L_DEPTH_GFX_GFX_DEPTH (6<<14) #define DRM_MODE_FLAG_3D_TOP_AND_BOTTOM (7<<14) #define DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF (8<<14) / Picture aspect ratio options / #define DRM_MODE_PICTURE_ASPECT_NONE 0 #define DRM_MODE_PICTURE_ASPECT_4_3 1 #define DRM_MODE_PICTURE_ASPECT_16_9 2 #define DRM_MODE_PICTURE_ASPECT_64_27 3 #define DRM_MODE_PICTURE_ASPECT_256_135 4 / Content type options / #define DRM_MODE_CONTENT_TYPE_NO_DATA 0 #define DRM_MODE_CONTENT_TYPE_GRAPHICS 1 #define DRM_MODE_CONTENT_TYPE_PHOTO 2 #define DRM_MODE_CONTENT_TYPE_CINEMA 3 #define DRM_MODE_CONTENT_TYPE_GAME 4 / Aspect ratio flag bitmask (4 bits 22:19) / #define DRM_MODE_FLAG_PIC_AR_MASK (0x0F<<19) #define DRM_MODE_FLAG_PIC_AR_NONE \ (DRM_MODE_PICTURE_ASPECT_NONE<<19) #define DRM_MODE_FLAG_PIC_AR_4_3 \ (DRM_MODE_PICTURE_ASPECT_4_3<<19) #define DRM_MODE_FLAG_PIC_AR_16_9 \ (DRM_MODE_PICTURE_ASPECT_16_9<<19) #define DRM_MODE_FLAG_PIC_AR_64_27 \ (DRM_MODE_PICTURE_ASPECT_64_27<<19) #define DRM_MODE_FLAG_PIC_AR_256_135 \ (DRM_MODE_PICTURE_ASPECT_256_135<<19) #define DRM_MODE_FLAG_ALL (DRM_MODE_FLAG_PHSYNC \| \ DRM_MODE_FLAG_NHSYNC \| \ DRM_MODE_FLAG_PVSYNC \| \ DRM_MODE_FLAG_NVSYNC \| \ DRM_MODE_FLAG_INTERLACE \| \ DRM_MODE_FLAG_DBLSCAN \| \ DRM_MODE_FLAG_CSYNC \| \ DRM_MODE_FLAG_PCSYNC \| \ DRM_MODE_FLAG_NCSYNC \| \ DRM_MODE_FLAG_HSKEW \| \ DRM_MODE_FLAG_DBLCLK \| \ DRM_MODE_FLAG_CLKDIV2 \| \ DRM_MODE_FLAG_3D_MASK) / DPMS flags / / bit compatible with the xorg definitions. / #define DRM_MODE_DPMS_ON 0 #define DRM_MODE_DPMS_STANDBY 1 #define DRM_MODE_DPMS_SUSPEND 2 #define DRM_MODE_DPMS_OFF 3 / Scaling mode options / #define DRM_MODE_SCALE_NONE 0 / Unmodified timing (display or software can still scale) / #define DRM_MODE_SCALE_FULLSCREEN 1 / Full screen, ignore aspect / #define DRM_MODE_SCALE_CENTER 2 / Centered, no scaling / #define DRM_MODE_SCALE_ASPECT 3 / Full screen, preserve aspect / / Dithering mode options / #define DRM_MODE_DITHERING_OFF 0 #define DRM_MODE_DITHERING_ON 1 #define DRM_MODE_DITHERING_AUTO 2 / Dirty info options / #define DRM_MODE_DIRTY_OFF 0 #define DRM_MODE_DIRTY_ON 1 #define DRM_MODE_DIRTY_ANNOTATE 2 / Link Status options / #define DRM_MODE_LINK_STATUS_GOOD 0 #define DRM_MODE_LINK_STATUS_BAD 1 / * DRM_MODE_ROTATE_<degrees> * * Signals that a drm plane is been rotated <degrees> degrees in counter * clockwise direction. * * This define is provided as a convenience, looking up the property id * using the name->prop id lookup is the preferred method. / #define DRM_MODE_ROTATE_0 (1<<0) #define DRM_MODE_ROTATE_90 (1<<1) #define DRM_MODE_ROTATE_180 (1<<2) #define DRM_MODE_ROTATE_270 (1<<3) / * DRM_MODE_ROTATE_MASK * * Bitmask used to look for drm plane rotations. / #define DRM_MODE_ROTATE_MASK (\ DRM_MODE_ROTATE_0 \| \ DRM_MODE_ROTATE_90 \| \ DRM_MODE_ROTATE_180 \| \ DRM_MODE_ROTATE_270) / * DRM_MODE_REFLECT_<axis> * * Signals that the contents of a drm plane is reflected along the <axis> axis, * in the same way as mirroring. * See kerneldoc chapter "Plane Composition Properties" for more details. * * This define is provided as a convenience, looking up the property id * using the name->prop id lookup is the preferred method. / #define DRM_MODE_REFLECT_X (1<<4) #define DRM_MODE_REFLECT_Y (1<<5) / * DRM_MODE_REFLECT_MASK * * Bitmask used to look for drm plane reflections. / #define DRM_MODE_REFLECT_MASK (\ DRM_MODE_REFLECT_X \| \ DRM_MODE_REFLECT_Y) / Content Protection Flags / #define DRM_MODE_CONTENT_PROTECTION_UNDESIRED 0 #define DRM_MODE_CONTENT_PROTECTION_DESIRED 1 #define DRM_MODE_CONTENT_PROTECTION_ENABLED 2 struct drm_mode_modeinfo { __u32 clock; __u16 hdisplay; __u16 hsync_start; __u16 hsync_end; __u16 htotal; __u16 hskew; __u16 vdisplay; __u16 vsync_start; __u16 vsync_end; __u16 vtotal; __u16 vscan; __u32 vrefresh; __u32 flags; __u32 type; char name[DRM_DISPLAY_MODE_LEN]; }; struct drm_mode_card_res { __u64 fb_id_ptr; __u64 crtc_id_ptr; __u64 connector_id_ptr; __u64 encoder_id_ptr; __u32 count_fbs; __u32 count_crtcs; __u32 count_connectors; __u32 count_encoders; __u32 min_width; __u32 max_width; __u32 min_height; __u32 max_height; }; struct drm_mode_crtc { __u64 set_connectors_ptr; __u32 count_connectors; __u32 crtc_id; /< Id / __u32 fb_id; /*< Id of framebuffer / __u32 x; /*< x Position on the framebuffer / __u32 y; /*< y Position on the framebuffer / __u32 gamma_size; __u32 mode_valid; struct drm_mode_modeinfo mode; }; #define DRM_MODE_PRESENT_TOP_FIELD (1<<0) #define DRM_MODE_PRESENT_BOTTOM_FIELD (1<<1) /* Planes blend with or override other bits on the CRTC / struct drm_mode_set_plane { __u32 plane_id; __u32 crtc_id; __u32 fb_id; / fb object contains surface format type / __u32 flags; / see above flags / / Signed dest location allows it to be partially off screen / __s32 crtc_x; __s32 crtc_y; __u32 crtc_w; __u32 crtc_h; / Source values are 16.16 fixed point / __u32 src_x; __u32 src_y; __u32 src_h; __u32 src_w; }; struct drm_mode_get_plane { __u32 plane_id; __u32 crtc_id; __u32 fb_id; __u32 possible_crtcs; __u32 gamma_size; __u32 count_format_types; __u64 format_type_ptr; }; struct drm_mode_get_plane_res { __u64 plane_id_ptr; __u32 count_planes; }; #define DRM_MODE_ENCODER_NONE 0 #define DRM_MODE_ENCODER_DAC 1 #define DRM_MODE_ENCODER_TMDS 2 #define DRM_MODE_ENCODER_LVDS 3 #define DRM_MODE_ENCODER_TVDAC 4 #define DRM_MODE_ENCODER_VIRTUAL 5 #define DRM_MODE_ENCODER_DSI 6 #define DRM_MODE_ENCODER_DPMST 7 #define DRM_MODE_ENCODER_DPI 8 struct drm_mode_get_encoder { __u32 encoder_id; __u32 encoder_type; __u32 crtc_id; /< Id of crtc / __u32 possible_crtcs; __u32 possible_clones; }; /* This is for connectors with multiple signal types. / / Try to match DRM_MODE_CONNECTOR_X as closely as possible. / enum drm_mode_subconnector { DRM_MODE_SUBCONNECTOR_Automatic = 0, DRM_MODE_SUBCONNECTOR_Unknown = 0, DRM_MODE_SUBCONNECTOR_DVID = 3, DRM_MODE_SUBCONNECTOR_DVIA = 4, DRM_MODE_SUBCONNECTOR_Composite = 5, DRM_MODE_SUBCONNECTOR_SVIDEO = 6, DRM_MODE_SUBCONNECTOR_Component = 8, DRM_MODE_SUBCONNECTOR_SCART = 9, }; #define DRM_MODE_CONNECTOR_Unknown 0 #define DRM_MODE_CONNECTOR_VGA 1 #define DRM_MODE_CONNECTOR_DVII 2 #define DRM_MODE_CONNECTOR_DVID 3 #define DRM_MODE_CONNECTOR_DVIA 4 #define DRM_MODE_CONNECTOR_Composite 5 #define DRM_MODE_CONNECTOR_SVIDEO 6 #define DRM_MODE_CONNECTOR_LVDS 7 #define DRM_MODE_CONNECTOR_Component 8 #define DRM_MODE_CONNECTOR_9PinDIN 9 #define DRM_MODE_CONNECTOR_DisplayPort 10 #define DRM_MODE_CONNECTOR_HDMIA 11 #define DRM_MODE_CONNECTOR_HDMIB 12 #define DRM_MODE_CONNECTOR_TV 13 #define DRM_MODE_CONNECTOR_eDP 14 #define DRM_MODE_CONNECTOR_VIRTUAL 15 #define DRM_MODE_CONNECTOR_DSI 16 #define DRM_MODE_CONNECTOR_DPI 17 #define DRM_MODE_CONNECTOR_WRITEBACK 18 #define DRM_MODE_CONNECTOR_SPI 19 struct drm_mode_get_connector { __u64 encoders_ptr; __u64 modes_ptr; __u64 props_ptr; __u64 prop_values_ptr; __u32 count_modes; __u32 count_props; __u32 count_encoders; __u32 encoder_id; /< Current Encoder / __u32 connector_id; /*< Id / __u32 connector_type; __u32 connector_type_id; __u32 connection; __u32 mm_width; /*< width in millimeters / __u32 mm_height; /*< height in millimeters / __u32 subpixel; __u32 pad; }; #define DRM_MODE_PROP_PENDING (1<<0) /* deprecated, do not use / #define DRM_MODE_PROP_RANGE (1<<1) #define DRM_MODE_PROP_IMMUTABLE (1<<2) #define DRM_MODE_PROP_ENUM (1<<3) / enumerated type with text strings / #define DRM_MODE_PROP_BLOB (1<<4) #define DRM_MODE_PROP_BITMASK (1<<5) / bitmask of enumerated types / / non-extended types: legacy bitmask, one bit per type: / #define DRM_MODE_PROP_LEGACY_TYPE ( \ DRM_MODE_PROP_RANGE \| \ DRM_MODE_PROP_ENUM \| \ DRM_MODE_PROP_BLOB \| \ DRM_MODE_PROP_BITMASK) / extended-types: rather than continue to consume a bit per type, * grab a chunk of the bits to use as integer type id. / #define DRM_MODE_PROP_EXTENDED_TYPE 0x0000ffc0 #define DRM_MODE_PROP_TYPE(n) ((n) << 6) #define DRM_MODE_PROP_OBJECT DRM_MODE_PROP_TYPE(1) #define DRM_MODE_PROP_SIGNED_RANGE DRM_MODE_PROP_TYPE(2) / the PROP_ATOMIC flag is used to hide properties from userspace that * is not aware of atomic properties. This is mostly to work around * older userspace (DDX drivers) that read/write each prop they find, * witout being aware that this could be triggering a lengthy modeset. / #define DRM_MODE_PROP_ATOMIC 0x80000000 struct drm_mode_property_enum { __u64 value; char name[DRM_PROP_NAME_LEN]; }; struct drm_mode_get_property { __u64 values_ptr; / values and blob lengths / __u64 enum_blob_ptr; / enum and blob id ptrs / __u32 prop_id; __u32 flags; char name[DRM_PROP_NAME_LEN]; __u32 count_values; / This is only used to count enum values, not blobs. The _blobs is * simply because of a historical reason, i.e. backwards compat. / __u32 count_enum_blobs; }; struct drm_mode_connector_set_property { __u64 value; __u32 prop_id; __u32 connector_id; }; #define DRM_MODE_OBJECT_CRTC 0xcccccccc #define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0 #define DRM_MODE_OBJECT_ENCODER 0xe0e0e0e0 #define DRM_MODE_OBJECT_MODE 0xdededede #define DRM_MODE_OBJECT_PROPERTY 0xb0b0b0b0 #define DRM_MODE_OBJECT_FB 0xfbfbfbfb #define DRM_MODE_OBJECT_BLOB 0xbbbbbbbb #define DRM_MODE_OBJECT_PLANE 0xeeeeeeee #define DRM_MODE_OBJECT_ANY 0 struct drm_mode_obj_get_properties { __u64 props_ptr; __u64 prop_values_ptr; __u32 count_props; __u32 obj_id; __u32 obj_type; }; struct drm_mode_obj_set_property { __u64 value; __u32 prop_id; __u32 obj_id; __u32 obj_type; }; struct drm_mode_get_blob { __u32 blob_id; __u32 length; __u64 data; }; struct drm_mode_fb_cmd { __u32 fb_id; __u32 width; __u32 height; __u32 pitch; __u32 bpp; __u32 depth; / driver specific handle / __u32 handle; }; #define DRM_MODE_FB_INTERLACED (1<<0) / for interlaced framebuffers / #define DRM_MODE_FB_MODIFIERS (1<<1) / enables ->modifer[] / struct drm_mode_fb_cmd2 { __u32 fb_id; __u32 width; __u32 height; __u32 pixel_format; / fourcc code from drm_fourcc.h / __u32 flags; / see above flags / / * In case of planar formats, this ioctl allows up to 4 * buffer objects with offsets and pitches per plane. * The pitch and offset order is dictated by the fourcc, * e.g. NV12 (http://fourcc.org/yuv.php#NV12) is described as: * * YUV 4:2:0 image with a plane of 8 bit Y samples * followed by an interleaved U/V plane containing * 8 bit 2x2 subsampled colour difference samples. * * So it would consist of Y as offsets[0] and UV as * offsets[1]. Note that offsets[0] will generally * be 0 (but this is not required). * * To accommodate tiled, compressed, etc formats, a * modifier can be specified. The default value of zero * indicates "native" format as specified by the fourcc. * Vendor specific modifier token. Note that even though * it looks like we have a modifier per-plane, we in fact * do not. The modifier for each plane must be identical. * Thus all combinations of different data layouts for * multi plane formats must be enumerated as separate * modifiers. / __u32 handles[4]; __u32 pitches[4]; / pitch for each plane / __u32 offsets[4]; / offset of each plane / __u64 modifier[4]; / ie, tiling, compress / }; #define DRM_MODE_FB_DIRTY_ANNOTATE_COPY 0x01 #define DRM_MODE_FB_DIRTY_ANNOTATE_FILL 0x02 #define DRM_MODE_FB_DIRTY_FLAGS 0x03 #define DRM_MODE_FB_DIRTY_MAX_CLIPS 256 / * Mark a region of a framebuffer as dirty. * * Some hardware does not automatically update display contents * as a hardware or software draw to a framebuffer. This ioctl * allows userspace to tell the kernel and the hardware what * regions of the framebuffer have changed. * * The kernel or hardware is free to update more then just the * region specified by the clip rects. The kernel or hardware * may also delay and/or coalesce several calls to dirty into a * single update. * * Userspace may annotate the updates, the annotates are a * promise made by the caller that the change is either a copy * of pixels or a fill of a single color in the region specified. * * If the DRM_MODE_FB_DIRTY_ANNOTATE_COPY flag is given then * the number of updated regions are half of num_clips given, * where the clip rects are paired in src and dst. The width and * height of each one of the pairs must match. * * If the DRM_MODE_FB_DIRTY_ANNOTATE_FILL flag is given the caller * promises that the region specified of the clip rects is filled * completely with a single color as given in the color argument. / struct drm_mode_fb_dirty_cmd { __u32 fb_id; __u32 flags; __u32 color; __u32 num_clips; __u64 clips_ptr; }; struct drm_mode_mode_cmd { __u32 connector_id; struct drm_mode_modeinfo mode; }; #define DRM_MODE_CURSOR_BO 0x01 #define DRM_MODE_CURSOR_MOVE 0x02 #define DRM_MODE_CURSOR_FLAGS 0x03 / * depending on the value in flags different members are used. * * CURSOR_BO uses * crtc_id * width * height * handle - if 0 turns the cursor off * * CURSOR_MOVE uses * crtc_id * x * y / struct drm_mode_cursor { __u32 flags; __u32 crtc_id; __s32 x; __s32 y; __u32 width; __u32 height; / driver specific handle / __u32 handle; }; struct drm_mode_cursor2 { __u32 flags; __u32 crtc_id; __s32 x; __s32 y; __u32 width; __u32 height; / driver specific handle / __u32 handle; __s32 hot_x; __s32 hot_y; }; struct drm_mode_crtc_lut { __u32 crtc_id; __u32 gamma_size; / pointers to arrays / __u64 red; __u64 green; __u64 blue; }; struct drm_color_ctm { / * Conversion matrix in S31.32 sign-magnitude * (not two's complement!) format. / __u64 matrix[9]; }; struct drm_color_lut { / * Values are mapped linearly to 0.0 - 1.0 range, with 0x0 == 0.0 and * 0xffff == 1.0. / __u16 red; __u16 green; __u16 blue; __u16 reserved; }; /* * struct hdr_metadata_infoframe - HDR Metadata Infoframe Data. * * HDR Metadata Infoframe as per CTA 861.G spec. This is expected * to match exactly with the spec. * * Userspace is expected to pass the metadata information as per * the format described in this structure. / struct hdr_metadata_infoframe { /* * @eotf: Electro-Optical Transfer Function (EOTF) * used in the stream. / __u8 eotf; /* * @metadata_type: Static_Metadata_Descriptor_ID. / __u8 metadata_type; /* * @display_primaries: Color Primaries of the Data. * These are coded as unsigned 16-bit values in units of * 0.00002, where 0x0000 represents zero and 0xC350 * represents 1.0000. * @display_primaries.x: X cordinate of color primary. * @display_primaries.y: Y cordinate of color primary. / struct { __u16 x, y; } display_primaries[3]; /* * @white_point: White Point of Colorspace Data. * These are coded as unsigned 16-bit values in units of * 0.00002, where 0x0000 represents zero and 0xC350 * represents 1.0000. * @white_point.x: X cordinate of whitepoint of color primary. * @white_point.y: Y cordinate of whitepoint of color primary. / struct { __u16 x, y; } white_point; /* * @max_display_mastering_luminance: Max Mastering Display Luminance. * This value is coded as an unsigned 16-bit value in units of 1 cd/m2, * where 0x0001 represents 1 cd/m2 and 0xFFFF represents 65535 cd/m2. / __u16 max_display_mastering_luminance; /* * @min_display_mastering_luminance: Min Mastering Display Luminance. * This value is coded as an unsigned 16-bit value in units of * 0.0001 cd/m2, where 0x0001 represents 0.0001 cd/m2 and 0xFFFF * represents 6.5535 cd/m2. / __u16 min_display_mastering_luminance; /* * @max_cll: Max Content Light Level. * This value is coded as an unsigned 16-bit value in units of 1 cd/m2, * where 0x0001 represents 1 cd/m2 and 0xFFFF represents 65535 cd/m2. / __u16 max_cll; /* * @max_fall: Max Frame Average Light Level. * This value is coded as an unsigned 16-bit value in units of 1 cd/m2, * where 0x0001 represents 1 cd/m2 and 0xFFFF represents 65535 cd/m2. / __u16 max_fall; }; /* * struct hdr_output_metadata - HDR output metadata * * Metadata Information to be passed from userspace / struct hdr_output_metadata { /* * @metadata_type: Static_Metadata_Descriptor_ID. / __u32 metadata_type; /* * @hdmi_metadata_type1: HDR Metadata Infoframe. / union { struct hdr_metadata_infoframe hdmi_metadata_type1; }; }; #define DRM_MODE_PAGE_FLIP_EVENT 0x01 #define DRM_MODE_PAGE_FLIP_ASYNC 0x02 #define DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE 0x4 #define DRM_MODE_PAGE_FLIP_TARGET_RELATIVE 0x8 #define DRM_MODE_PAGE_FLIP_TARGET (DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE \| \ DRM_MODE_PAGE_FLIP_TARGET_RELATIVE) #define DRM_MODE_PAGE_FLIP_FLAGS (DRM_MODE_PAGE_FLIP_EVENT \| \ DRM_MODE_PAGE_FLIP_ASYNC \| \ DRM_MODE_PAGE_FLIP_TARGET) / * Request a page flip on the specified crtc. * * This ioctl will ask KMS to schedule a page flip for the specified * crtc. Once any pending rendering targeting the specified fb (as of * ioctl time) has completed, the crtc will be reprogrammed to display * that fb after the next vertical refresh. The ioctl returns * immediately, but subsequent rendering to the current fb will block * in the execbuffer ioctl until the page flip happens. If a page * flip is already pending as the ioctl is called, EBUSY will be * returned. * * Flag DRM_MODE_PAGE_FLIP_EVENT requests that drm sends back a vblank * event (see drm.h: struct drm_event_vblank) when the page flip is * done. The user_data field passed in with this ioctl will be * returned as the user_data field in the vblank event struct. * * Flag DRM_MODE_PAGE_FLIP_ASYNC requests that the flip happen * 'as soon as possible', meaning that it not delay waiting for vblank. * This may cause tearing on the screen. * * The reserved field must be zero. / struct drm_mode_crtc_page_flip { __u32 crtc_id; __u32 fb_id; __u32 flags; __u32 reserved; __u64 user_data; }; / * Request a page flip on the specified crtc. * * Same as struct drm_mode_crtc_page_flip, but supports new flags and * re-purposes the reserved field: * * The sequence field must be zero unless either of the * DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE/RELATIVE flags is specified. When * the ABSOLUTE flag is specified, the sequence field denotes the absolute * vblank sequence when the flip should take effect. When the RELATIVE * flag is specified, the sequence field denotes the relative (to the * current one when the ioctl is called) vblank sequence when the flip * should take effect. NOTE: DRM_IOCTL_WAIT_VBLANK must still be used to * make sure the vblank sequence before the target one has passed before * calling this ioctl. The purpose of the * DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE/RELATIVE flags is merely to clarify * the target for when code dealing with a page flip runs during a * vertical blank period. / struct drm_mode_crtc_page_flip_target { __u32 crtc_id; __u32 fb_id; __u32 flags; __u32 sequence; __u64 user_data; }; / create a dumb scanout buffer / struct drm_mode_create_dumb { __u32 height; __u32 width; __u32 bpp; __u32 flags; / handle, pitch, size will be returned / __u32 handle; __u32 pitch; __u64 size; }; / set up for mmap of a dumb scanout buffer / struct drm_mode_map_dumb { /* Handle for the object being mapped. / __u32 handle; __u32 pad; /* * Fake offset to use for subsequent mmap call * * This is a fixed-size type for 32/64 compatibility. / __u64 offset; }; struct drm_mode_destroy_dumb { __u32 handle; }; / page-flip flags are valid, plus: / #define DRM_MODE_ATOMIC_TEST_ONLY 0x0100 #define DRM_MODE_ATOMIC_NONBLOCK 0x0200 #define DRM_MODE_ATOMIC_ALLOW_MODESET 0x0400 #define DRM_MODE_ATOMIC_FLAGS (\ DRM_MODE_PAGE_FLIP_EVENT \|\ DRM_MODE_PAGE_FLIP_ASYNC \|\ DRM_MODE_ATOMIC_TEST_ONLY \|\ DRM_MODE_ATOMIC_NONBLOCK \|\ DRM_MODE_ATOMIC_ALLOW_MODESET) struct drm_mode_atomic { __u32 flags; __u32 count_objs; __u64 objs_ptr; __u64 count_props_ptr; __u64 props_ptr; __u64 prop_values_ptr; __u64 reserved; __u64 user_data; }; struct drm_format_modifier_blob { #define FORMAT_BLOB_CURRENT 1 / Version of this blob format / __u32 version; / Flags / __u32 flags; / Number of fourcc formats supported / __u32 count_formats; / Where in this blob the formats exist (in bytes) / __u32 formats_offset; / Number of drm_format_modifiers / __u32 count_modifiers; / Where in this blob the modifiers exist (in bytes) / __u32 modifiers_offset; / __u32 formats[] / / struct drm_format_modifier modifiers[] / }; struct drm_format_modifier { / Bitmask of formats in get_plane format list this info applies to. The * offset allows a sliding window of which 64 formats (bits). * * Some examples: * In today's world with < 65 formats, and formats 0, and 2 are * supported * 0x0000000000000005 * ^-offset = 0, formats = 5 * * If the number formats grew to 128, and formats 98-102 are * supported with the modifier: * * 0x0000007c00000000 0000000000000000 * ^ * \|__offset = 64, formats = 0x7c00000000 * / __u64 formats; __u32 offset; __u32 pad; / The modifier that applies to the >get_plane format list bitmask. / __u64 modifier; }; /* * struct drm_mode_create_blob - Create New block property * @data: Pointer to data to copy. * @length: Length of data to copy. * @blob_id: new property ID. * Create a new 'blob' data property, copying length bytes from data pointer, * and returning new blob ID. / struct drm_mode_create_blob { /* Pointer to data to copy. / __u64 data; /* Length of data to copy. / __u32 length; /* Return: new property ID. / __u32 blob_id; }; /* * struct drm_mode_destroy_blob - Destroy user blob * @blob_id: blob_id to destroy * Destroy a user-created blob property. / struct drm_mode_destroy_blob { __u32 blob_id; }; /* * struct drm_mode_create_lease - Create lease * @object_ids: Pointer to array of object ids. * @object_count: Number of object ids. * @flags: flags for new FD. * @lessee_id: unique identifier for lessee. * @fd: file descriptor to new drm_master file. * Lease mode resources, creating another drm_master. / struct drm_mode_create_lease { /* Pointer to array of object ids (__u32) / __u64 object_ids; /* Number of object ids / __u32 object_count; /* flags for new FD (O_CLOEXEC, etc) / __u32 flags; /* Return: unique identifier for lessee. / __u32 lessee_id; /* Return: file descriptor to new drm_master file / __u32 fd; }; /* * struct drm_mode_list_lessees - List lessees * @count_lessees: Number of lessees. * @pad: pad. * @lessees_ptr: Pointer to lessess. * List lesses from a drm_master / struct drm_mode_list_lessees { /* Number of lessees. * On input, provides length of the array. * On output, provides total number. No * more than the input number will be written * back, so two calls can be used to get * the size and then the data. / __u32 count_lessees; __u32 pad; /* Pointer to lessees. * pointer to __u64 array of lessee ids / __u64 lessees_ptr; }; /* * struct drm_mode_get_lease - Get Lease * @count_objects: Number of leased objects. * @pad: pad. * @objects_ptr: Pointer to objects. * Get leased objects / struct drm_mode_get_lease { /* Number of leased objects. * On input, provides length of the array. * On output, provides total number. No * more than the input number will be written * back, so two calls can be used to get * the size and then the data. / __u32 count_objects; __u32 pad; /* Pointer to objects. * pointer to __u32 array of object ids / __u64 objects_ptr; }; /* * struct drm_mode_revoke_lease - Revoke lease * @lessee_id: Unique ID of lessee. * Revoke lease / struct drm_mode_revoke_lease { /* Unique ID of lessee / __u32 lessee_id; }; /* * struct drm_mode_rect - Two dimensional rectangle. * @x1: Horizontal starting coordinate (inclusive). * @y1: Vertical starting coordinate (inclusive). * @x2: Horizontal ending coordinate (exclusive). * @y2: Vertical ending coordinate (exclusive). * * With drm subsystem using struct drm_rect to manage rectangular area this * export it to user-space. * * Currently used by drm_mode_atomic blob property FB_DAMAGE_CLIPS. */ struct drm_mode_rect { __s32 x1; __s32 y1; __s32 x2; __s32 y2; }; #if defined(__cplusplus) } #endif #endif

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