/* $OpenBSD: drm_mode.h,v 1.1 2013/01/09 10:33:42 jsg Exp $ */ /* * Copyright (c) 2007 Dave Airlie * Copyright (c) 2007 Jakob Bornecrantz * 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 #define DRM_DISPLAY_INFO_LEN 32 #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) #define DRM_MODE_TYPE_CLOCK_C ((1<<1) | DRM_MODE_TYPE_BUILTIN) #define DRM_MODE_TYPE_CRTC_C ((1<<2) | DRM_MODE_TYPE_BUILTIN) #define DRM_MODE_TYPE_PREFERRED (1<<3) #define DRM_MODE_TYPE_DEFAULT (1<<4) #define DRM_MODE_TYPE_USERDEF (1<<5) #define DRM_MODE_TYPE_DRIVER (1<<6) /* Video mode flags */ /* bit compatible with the xorg definitions. */ #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) #define DRM_MODE_FLAG_PIXMUX (1<<11) #define DRM_MODE_FLAG_DBLCLK (1<<12) #define DRM_MODE_FLAG_CLKDIV2 (1<<13) /* 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 struct drm_mode_modeinfo { uint32_t clock; uint16_t hdisplay, hsync_start, hsync_end, htotal, hskew; uint16_t vdisplay, vsync_start, vsync_end, vtotal, vscan; uint32_t vrefresh; uint32_t flags; uint32_t type; char name[DRM_DISPLAY_MODE_LEN]; }; struct drm_mode_card_res { uint64_t fb_id_ptr; uint64_t crtc_id_ptr; uint64_t connector_id_ptr; uint64_t encoder_id_ptr; uint32_t count_fbs; uint32_t count_crtcs; uint32_t count_connectors; uint32_t count_encoders; uint32_t min_width, max_width; uint32_t min_height, max_height; }; struct drm_mode_crtc { uint64_t set_connectors_ptr; uint32_t count_connectors; uint32_t crtc_id; /**< Id */ uint32_t fb_id; /**< Id of framebuffer */ uint32_t x, y; /**< Position on the frameuffer */ uint32_t gamma_size; uint32_t 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 { uint32_t plane_id; uint32_t crtc_id; uint32_t fb_id; /* fb object contains surface format type */ uint32_t flags; /* see above flags */ /* Signed dest location allows it to be partially off screen */ int32_t crtc_x, crtc_y; uint32_t crtc_w, crtc_h; /* Source values are 16.16 fixed point */ uint32_t src_x, src_y; uint32_t src_h, src_w; }; struct drm_mode_get_plane { uint32_t plane_id; uint32_t crtc_id; uint32_t fb_id; uint32_t possible_crtcs; uint32_t gamma_size; uint32_t count_format_types; uint64_t format_type_ptr; }; struct drm_mode_get_plane_res { uint64_t plane_id_ptr; uint32_t 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 struct drm_mode_get_encoder { uint32_t encoder_id; uint32_t encoder_type; uint32_t crtc_id; /**< Id of crtc */ uint32_t possible_crtcs; uint32_t possible_clones; }; /* This is for connectors with multiple signal types. */ /* Try to match DRM_MODE_CONNECTOR_X as closely as possible. */ #define DRM_MODE_SUBCONNECTOR_Automatic 0 #define DRM_MODE_SUBCONNECTOR_Unknown 0 #define DRM_MODE_SUBCONNECTOR_DVID 3 #define DRM_MODE_SUBCONNECTOR_DVIA 4 #define DRM_MODE_SUBCONNECTOR_Composite 5 #define DRM_MODE_SUBCONNECTOR_SVIDEO 6 #define DRM_MODE_SUBCONNECTOR_Component 8 #define 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 struct drm_mode_get_connector { uint64_t encoders_ptr; uint64_t modes_ptr; uint64_t props_ptr; uint64_t prop_values_ptr; uint32_t count_modes; uint32_t count_props; uint32_t count_encoders; uint32_t encoder_id; /**< Current Encoder */ uint32_t connector_id; /**< Id */ uint32_t connector_type; uint32_t connector_type_id; uint32_t connection; uint32_t mm_width, mm_height; /**< HxW in millimeters */ uint32_t subpixel; }; #define DRM_MODE_PROP_PENDING (1<<0) #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 */ struct drm_mode_property_enum { uint64_t value; char name[DRM_PROP_NAME_LEN]; }; struct drm_mode_get_property { uint64_t values_ptr; /* values and blob lengths */ uint64_t enum_blob_ptr; /* enum and blob id ptrs */ uint32_t prop_id; uint32_t flags; char name[DRM_PROP_NAME_LEN]; uint32_t count_values; uint32_t count_enum_blobs; }; struct drm_mode_connector_set_property { uint64_t value; uint32_t prop_id; uint32_t connector_id; }; struct drm_mode_obj_get_properties { uint64_t props_ptr; uint64_t prop_values_ptr; uint32_t count_props; uint32_t obj_id; uint32_t obj_type; }; struct drm_mode_obj_set_property { uint64_t value; uint32_t prop_id; uint32_t obj_id; uint32_t obj_type; }; struct drm_mode_get_blob { uint32_t blob_id; uint32_t length; uint64_t data; }; struct drm_mode_fb_cmd { uint32_t fb_id; uint32_t width, height; uint32_t pitch; uint32_t bpp; uint32_t depth; /* driver specific handle */ uint32_t handle; }; #define DRM_MODE_FB_INTERLACED (1<<0) /* for interlaced framebuffers */ struct drm_mode_fb_cmd2 { uint32_t fb_id; uint32_t width, height; uint32_t pixel_format; /* fourcc code from drm_fourcc.h */ uint32_t flags; /* see above flags */ /* * In case of planar formats, this ioctl allows up to 4 * buffer objects with offets 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 offset[0] and UV as * offeset[1]. Note that offset[0] will generally * be 0. */ uint32_t handles[4]; uint32_t pitches[4]; /* pitch for each plane */ uint32_t offsets[4]; /* offset of each plane */ }; #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 { uint32_t fb_id; uint32_t flags; uint32_t color; uint32_t num_clips; uint64_t clips_ptr; }; struct drm_mode_mode_cmd { uint32_t 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 * width * height * handle - if 0 turns the cursor of * * CURSOR_MOVE uses * crtc * x * y */ struct drm_mode_cursor { uint32_t flags; uint32_t crtc_id; int32_t x; int32_t y; uint32_t width; uint32_t height; /* driver specific handle */ uint32_t handle; }; struct drm_mode_crtc_lut { uint32_t crtc_id; uint32_t gamma_size; /* pointers to arrays */ uint64_t red; uint64_t green; uint64_t blue; }; #define DRM_MODE_PAGE_FLIP_EVENT 0x01 #define DRM_MODE_PAGE_FLIP_FLAGS DRM_MODE_PAGE_FLIP_EVENT /* * 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. * * The ioctl supports one flag, DRM_MODE_PAGE_FLIP_EVENT, which will * request 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. * * The reserved field must be zero until we figure out something * clever to use it for. */ struct drm_mode_crtc_page_flip { uint32_t crtc_id; uint32_t fb_id; uint32_t flags; uint32_t reserved; uint64_t user_data; }; /* create a dumb scanout buffer */ struct drm_mode_create_dumb { uint32_t height; uint32_t width; uint32_t bpp; uint32_t flags; /* handle, pitch, size will be returned */ uint32_t handle; uint32_t pitch; uint64_t size; }; /* set up for mmap of a dumb scanout buffer */ struct drm_mode_map_dumb { /** Handle for the object being mapped. */ uint32_t handle; uint32_t pad; /** * Fake offset to use for subsequent mmap call * * This is a fixed-size type for 32/64 compatibility. */ uint64_t offset; }; struct drm_mode_destroy_dumb { uint32_t handle; }; #endif