Edit File: drm.h
/** * \file drm.h * Header for the Direct Rendering Manager * * \author Rickard E. (Rik) Faith <faith@valinux.com> * * \par Acknowledgments: * Dec 1999, Richard Henderson <rth@twiddle.net>, move to generic \c cmpxchg. */ /* * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. * All rights reserved. * * 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 (including the next * paragraph) 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 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS 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_H_ #define _DRM_H_ #if defined(__linux__) #include <linux/types.h> #include <asm/ioctl.h> typedef unsigned int drm_handle_t; #else /* One of the BSDs */ #include <sys/ioccom.h> #include <sys/types.h> typedef int8_t __s8; typedef uint8_t __u8; typedef int16_t __s16; typedef uint16_t __u16; typedef int32_t __s32; typedef uint32_t __u32; typedef int64_t __s64; typedef uint64_t __u64; typedef size_t __kernel_size_t; typedef unsigned long drm_handle_t; #endif #if defined(__cplusplus) extern "C" { #endif #define DRM_NAME "drm" /**< Name in kernel, /dev, and /proc */ #define DRM_MIN_ORDER 5 /**< At least 2^5 bytes = 32 bytes */ #define DRM_MAX_ORDER 22 /**< Up to 2^22 bytes = 4MB */ #define DRM_RAM_PERCENT 10 /**< How much system ram can we lock? */ #define _DRM_LOCK_HELD 0x80000000U /**< Hardware lock is held */ #define _DRM_LOCK_CONT 0x40000000U /**< Hardware lock is contended */ #define _DRM_LOCK_IS_HELD(lock) ((lock) & _DRM_LOCK_HELD) #define _DRM_LOCK_IS_CONT(lock) ((lock) & _DRM_LOCK_CONT) #define _DRM_LOCKING_CONTEXT(lock) ((lock) & ~(_DRM_LOCK_HELD|_DRM_LOCK_CONT)) typedef unsigned int drm_context_t; typedef unsigned int drm_drawable_t; typedef unsigned int drm_magic_t; /** * Cliprect. * * \warning: If you change this structure, make sure you change * XF86DRIClipRectRec in the server as well * * \note KW: Actually it's illegal to change either for * backwards-compatibility reasons. */ struct drm_clip_rect { unsigned short x1; unsigned short y1; unsigned short x2; unsigned short y2; }; /** * Drawable information. */ struct drm_drawable_info { unsigned int num_rects; struct drm_clip_rect *rects; }; /** * Texture region, */ struct drm_tex_region { unsigned char next; unsigned char prev; unsigned char in_use; unsigned char padding; unsigned int age; }; /** * Hardware lock. * * The lock structure is a simple cache-line aligned integer. To avoid * processor bus contention on a multiprocessor system, there should not be any * other data stored in the same cache line. */ struct drm_hw_lock { __volatile__ unsigned int lock; /**< lock variable */ char padding[60]; /**< Pad to cache line */ }; /** * DRM_IOCTL_VERSION ioctl argument type. * * \sa drmGetVersion(). */ struct drm_version { int version_major; /**< Major version */ int version_minor; /**< Minor version */ int version_patchlevel; /**< Patch level */ __kernel_size_t name_len; /**< Length of name buffer */ char *name; /**< Name of driver */ __kernel_size_t date_len; /**< Length of date buffer */ char *date; /**< User-space buffer to hold date */ __kernel_size_t desc_len; /**< Length of desc buffer */ char *desc; /**< User-space buffer to hold desc */ }; /** * DRM_IOCTL_GET_UNIQUE ioctl argument type. * * \sa drmGetBusid() and drmSetBusId(). */ struct drm_unique { __kernel_size_t unique_len; /**< Length of unique */ char *unique; /**< Unique name for driver instantiation */ }; struct drm_list { int count; /**< Length of user-space structures */ struct drm_version *version; }; struct drm_block { int unused; }; /** * DRM_IOCTL_CONTROL ioctl argument type. * * \sa drmCtlInstHandler() and drmCtlUninstHandler(). */ struct drm_control { enum { DRM_ADD_COMMAND, DRM_RM_COMMAND, DRM_INST_HANDLER, DRM_UNINST_HANDLER } func; int irq; }; /** * Type of memory to map. */ enum drm_map_type { _DRM_FRAME_BUFFER = 0, /**< WC (no caching), no core dump */ _DRM_REGISTERS = 1, /**< no caching, no core dump */ _DRM_SHM = 2, /**< shared, cached */ _DRM_AGP = 3, /**< AGP/GART */ _DRM_SCATTER_GATHER = 4, /**< Scatter/gather memory for PCI DMA */ _DRM_CONSISTENT = 5 /**< Consistent memory for PCI DMA */ }; /** * Memory mapping flags. */ enum drm_map_flags { _DRM_RESTRICTED = 0x01, /**< Cannot be mapped to user-virtual */ _DRM_READ_ONLY = 0x02, _DRM_LOCKED = 0x04, /**< shared, cached, locked */ _DRM_KERNEL = 0x08, /**< kernel requires access */ _DRM_WRITE_COMBINING = 0x10, /**< use write-combining if available */ _DRM_CONTAINS_LOCK = 0x20, /**< SHM page that contains lock */ _DRM_REMOVABLE = 0x40, /**< Removable mapping */ _DRM_DRIVER = 0x80 /**< Managed by driver */ }; struct drm_ctx_priv_map { unsigned int ctx_id; /**< Context requesting private mapping */ void *handle; /**< Handle of map */ }; /** * DRM_IOCTL_GET_MAP, DRM_IOCTL_ADD_MAP and DRM_IOCTL_RM_MAP ioctls * argument type. * * \sa drmAddMap(). */ struct drm_map { unsigned long offset; /**< Requested physical address (0 for SAREA)*/ unsigned long size; /**< Requested physical size (bytes) */ enum drm_map_type type; /**< Type of memory to map */ enum drm_map_flags flags; /**< Flags */ void *handle; /**< User-space: "Handle" to pass to mmap() */ /**< Kernel-space: kernel-virtual address */ int mtrr; /**< MTRR slot used */ /* Private data */ }; /** * DRM_IOCTL_GET_CLIENT ioctl argument type. */ struct drm_client { int idx; /**< Which client desired? */ int auth; /**< Is client authenticated? */ unsigned long pid; /**< Process ID */ unsigned long uid; /**< User ID */ unsigned long magic; /**< Magic */ unsigned long iocs; /**< Ioctl count */ }; enum drm_stat_type { _DRM_STAT_LOCK, _DRM_STAT_OPENS, _DRM_STAT_CLOSES, _DRM_STAT_IOCTLS, _DRM_STAT_LOCKS, _DRM_STAT_UNLOCKS, _DRM_STAT_VALUE, /**< Generic value */ _DRM_STAT_BYTE, /**< Generic byte counter (1024bytes/K) */ _DRM_STAT_COUNT, /**< Generic non-byte counter (1000/k) */ _DRM_STAT_IRQ, /**< IRQ */ _DRM_STAT_PRIMARY, /**< Primary DMA bytes */ _DRM_STAT_SECONDARY, /**< Secondary DMA bytes */ _DRM_STAT_DMA, /**< DMA */ _DRM_STAT_SPECIAL, /**< Special DMA (e.g., priority or polled) */ _DRM_STAT_MISSED /**< Missed DMA opportunity */ /* Add to the *END* of the list */ }; /** * DRM_IOCTL_GET_STATS ioctl argument type. */ struct drm_stats { unsigned long count; struct { unsigned long value; enum drm_stat_type type; } data[15]; }; /** * Hardware locking flags. */ enum drm_lock_flags { _DRM_LOCK_READY = 0x01, /**< Wait until hardware is ready for DMA */ _DRM_LOCK_QUIESCENT = 0x02, /**< Wait until hardware quiescent */ _DRM_LOCK_FLUSH = 0x04, /**< Flush this context's DMA queue first */ _DRM_LOCK_FLUSH_ALL = 0x08, /**< Flush all DMA queues first */ /* These *HALT* flags aren't supported yet -- they will be used to support the full-screen DGA-like mode. */ _DRM_HALT_ALL_QUEUES = 0x10, /**< Halt all current and future queues */ _DRM_HALT_CUR_QUEUES = 0x20 /**< Halt all current queues */ }; /** * DRM_IOCTL_LOCK, DRM_IOCTL_UNLOCK and DRM_IOCTL_FINISH ioctl argument type. * * \sa drmGetLock() and drmUnlock(). */ struct drm_lock { int context; enum drm_lock_flags flags; }; /** * DMA flags * * \warning * These values \e must match xf86drm.h. * * \sa drm_dma. */ enum drm_dma_flags { /* Flags for DMA buffer dispatch */ _DRM_DMA_BLOCK = 0x01, /**< * Block until buffer dispatched. * * \note The buffer may not yet have * been processed by the hardware -- * getting a hardware lock with the * hardware quiescent will ensure * that the buffer has been * processed. */ _DRM_DMA_WHILE_LOCKED = 0x02, /**< Dispatch while lock held */ _DRM_DMA_PRIORITY = 0x04, /**< High priority dispatch */ /* Flags for DMA buffer request */ _DRM_DMA_WAIT = 0x10, /**< Wait for free buffers */ _DRM_DMA_SMALLER_OK = 0x20, /**< Smaller-than-requested buffers OK */ _DRM_DMA_LARGER_OK = 0x40 /**< Larger-than-requested buffers OK */ }; /** * DRM_IOCTL_ADD_BUFS and DRM_IOCTL_MARK_BUFS ioctl argument type. * * \sa drmAddBufs(). */ struct drm_buf_desc { int count; /**< Number of buffers of this size */ int size; /**< Size in bytes */ int low_mark; /**< Low water mark */ int high_mark; /**< High water mark */ enum { _DRM_PAGE_ALIGN = 0x01, /**< Align on page boundaries for DMA */ _DRM_AGP_BUFFER = 0x02, /**< Buffer is in AGP space */ _DRM_SG_BUFFER = 0x04, /**< Scatter/gather memory buffer */ _DRM_FB_BUFFER = 0x08, /**< Buffer is in frame buffer */ _DRM_PCI_BUFFER_RO = 0x10 /**< Map PCI DMA buffer read-only */ } flags; unsigned long agp_start; /**< * Start address of where the AGP buffers are * in the AGP aperture */ }; /** * DRM_IOCTL_INFO_BUFS ioctl argument type. */ struct drm_buf_info { int count; /**< Entries in list */ struct drm_buf_desc *list; }; /** * DRM_IOCTL_FREE_BUFS ioctl argument type. */ struct drm_buf_free { int count; int *list; }; /** * Buffer information * * \sa drm_buf_map. */ struct drm_buf_pub { int idx; /**< Index into the master buffer list */ int total; /**< Buffer size */ int used; /**< Amount of buffer in use (for DMA) */ void *address; /**< Address of buffer */ }; /** * DRM_IOCTL_MAP_BUFS ioctl argument type. */ struct drm_buf_map { int count; /**< Length of the buffer list */ #ifdef __cplusplus void *virt; #else void *virtual; /**< Mmap'd area in user-virtual */ #endif struct drm_buf_pub *list; /**< Buffer information */ }; /** * DRM_IOCTL_DMA ioctl argument type. * * Indices here refer to the offset into the buffer list in drm_buf_get. * * \sa drmDMA(). */ struct drm_dma { int context; /**< Context handle */ int send_count; /**< Number of buffers to send */ int *send_indices; /**< List of handles to buffers */ int *send_sizes; /**< Lengths of data to send */ enum drm_dma_flags flags; /**< Flags */ int request_count; /**< Number of buffers requested */ int request_size; /**< Desired size for buffers */ int *request_indices; /**< Buffer information */ int *request_sizes; int granted_count; /**< Number of buffers granted */ }; enum drm_ctx_flags { _DRM_CONTEXT_PRESERVED = 0x01, _DRM_CONTEXT_2DONLY = 0x02 }; /** * DRM_IOCTL_ADD_CTX ioctl argument type. * * \sa drmCreateContext() and drmDestroyContext(). */ struct drm_ctx { drm_context_t handle; enum drm_ctx_flags flags; }; /** * DRM_IOCTL_RES_CTX ioctl argument type. */ struct drm_ctx_res { int count; struct drm_ctx *contexts; }; /** * DRM_IOCTL_ADD_DRAW and DRM_IOCTL_RM_DRAW ioctl argument type. */ struct drm_draw { drm_drawable_t handle; }; /** * DRM_IOCTL_UPDATE_DRAW ioctl argument type. */ typedef enum { DRM_DRAWABLE_CLIPRECTS } drm_drawable_info_type_t; struct drm_update_draw { drm_drawable_t handle; unsigned int type; unsigned int num; unsigned long long data; }; /** * DRM_IOCTL_GET_MAGIC and DRM_IOCTL_AUTH_MAGIC ioctl argument type. */ struct drm_auth { drm_magic_t magic; }; /** * DRM_IOCTL_IRQ_BUSID ioctl argument type. * * \sa drmGetInterruptFromBusID(). */ struct drm_irq_busid { int irq; /**< IRQ number */ int busnum; /**< bus number */ int devnum; /**< device number */ int funcnum; /**< function number */ }; enum drm_vblank_seq_type { _DRM_VBLANK_ABSOLUTE = 0x0, /**< Wait for specific vblank sequence number */ _DRM_VBLANK_RELATIVE = 0x1, /**< Wait for given number of vblanks */ /* bits 1-6 are reserved for high crtcs */ _DRM_VBLANK_HIGH_CRTC_MASK = 0x0000003e, _DRM_VBLANK_EVENT = 0x4000000, /**< Send event instead of blocking */ _DRM_VBLANK_FLIP = 0x8000000, /**< Scheduled buffer swap should flip */ _DRM_VBLANK_NEXTONMISS = 0x10000000, /**< If missed, wait for next vblank */ _DRM_VBLANK_SECONDARY = 0x20000000, /**< Secondary display controller */ _DRM_VBLANK_SIGNAL = 0x40000000 /**< Send signal instead of blocking, unsupported */ }; #define _DRM_VBLANK_HIGH_CRTC_SHIFT 1 #define _DRM_VBLANK_TYPES_MASK (_DRM_VBLANK_ABSOLUTE | _DRM_VBLANK_RELATIVE) #define _DRM_VBLANK_FLAGS_MASK (_DRM_VBLANK_EVENT | _DRM_VBLANK_SIGNAL | \ _DRM_VBLANK_SECONDARY | _DRM_VBLANK_NEXTONMISS) struct drm_wait_vblank_request { enum drm_vblank_seq_type type; unsigned int sequence; unsigned long signal; }; struct drm_wait_vblank_reply { enum drm_vblank_seq_type type; unsigned int sequence; long tval_sec; long tval_usec; }; /** * DRM_IOCTL_WAIT_VBLANK ioctl argument type. * * \sa drmWaitVBlank(). */ union drm_wait_vblank { struct drm_wait_vblank_request request; struct drm_wait_vblank_reply reply; }; #define _DRM_PRE_MODESET 1 #define _DRM_POST_MODESET 2 /** * DRM_IOCTL_MODESET_CTL ioctl argument type * * \sa drmModesetCtl(). */ struct drm_modeset_ctl { __u32 crtc; __u32 cmd; }; /** * DRM_IOCTL_AGP_ENABLE ioctl argument type. * * \sa drmAgpEnable(). */ struct drm_agp_mode { unsigned long mode; /**< AGP mode */ }; /** * DRM_IOCTL_AGP_ALLOC and DRM_IOCTL_AGP_FREE ioctls argument type. * * \sa drmAgpAlloc() and drmAgpFree(). */ struct drm_agp_buffer { unsigned long size; /**< In bytes -- will round to page boundary */ unsigned long handle; /**< Used for binding / unbinding */ unsigned long type; /**< Type of memory to allocate */ unsigned long physical; /**< Physical used by i810 */ }; /** * DRM_IOCTL_AGP_BIND and DRM_IOCTL_AGP_UNBIND ioctls argument type. * * \sa drmAgpBind() and drmAgpUnbind(). */ struct drm_agp_binding { unsigned long handle; /**< From drm_agp_buffer */ unsigned long offset; /**< In bytes -- will round to page boundary */ }; /** * DRM_IOCTL_AGP_INFO ioctl argument type. * * \sa drmAgpVersionMajor(), drmAgpVersionMinor(), drmAgpGetMode(), * drmAgpBase(), drmAgpSize(), drmAgpMemoryUsed(), drmAgpMemoryAvail(), * drmAgpVendorId() and drmAgpDeviceId(). */ struct drm_agp_info { int agp_version_major; int agp_version_minor; unsigned long mode; unsigned long aperture_base; /* physical address */ unsigned long aperture_size; /* bytes */ unsigned long memory_allowed; /* bytes */ unsigned long memory_used; /* PCI information */ unsigned short id_vendor; unsigned short id_device; }; /** * DRM_IOCTL_SG_ALLOC ioctl argument type. */ struct drm_scatter_gather { unsigned long size; /**< In bytes -- will round to page boundary */ unsigned long handle; /**< Used for mapping / unmapping */ }; /** * DRM_IOCTL_SET_VERSION ioctl argument type. */ struct drm_set_version { int drm_di_major; int drm_di_minor; int drm_dd_major; int drm_dd_minor; }; /** DRM_IOCTL_GEM_CLOSE ioctl argument type */ struct drm_gem_close { /** Handle of the object to be closed. */ __u32 handle; __u32 pad; }; /** DRM_IOCTL_GEM_FLINK ioctl argument type */ struct drm_gem_flink { /** Handle for the object being named */ __u32 handle; /** Returned global name */ __u32 name; }; /** DRM_IOCTL_GEM_OPEN ioctl argument type */ struct drm_gem_open { /** Name of object being opened */ __u32 name; /** Returned handle for the object */ __u32 handle; /** Returned size of the object */ __u64 size; }; #define DRM_CAP_DUMB_BUFFER 0x1 #define DRM_CAP_VBLANK_HIGH_CRTC 0x2 #define DRM_CAP_DUMB_PREFERRED_DEPTH 0x3 #define DRM_CAP_DUMB_PREFER_SHADOW 0x4 #define DRM_CAP_PRIME 0x5 #define DRM_PRIME_CAP_IMPORT 0x1 #define DRM_PRIME_CAP_EXPORT 0x2 #define DRM_CAP_TIMESTAMP_MONOTONIC 0x6 #define DRM_CAP_ASYNC_PAGE_FLIP 0x7 /* * The CURSOR_WIDTH and CURSOR_HEIGHT capabilities return a valid widthxheight * combination for the hardware cursor. The intention is that a hardware * agnostic userspace can query a cursor plane size to use. * * Note that the cross-driver contract is to merely return a valid size; * drivers are free to attach another meaning on top, eg. i915 returns the * maximum plane size. */ #define DRM_CAP_CURSOR_WIDTH 0x8 #define DRM_CAP_CURSOR_HEIGHT 0x9 #define DRM_CAP_ADDFB2_MODIFIERS 0x10 #define DRM_CAP_PAGE_FLIP_TARGET 0x11 #define DRM_CAP_CRTC_IN_VBLANK_EVENT 0x12 #define DRM_CAP_SYNCOBJ 0x13 /** DRM_IOCTL_GET_CAP ioctl argument type */ struct drm_get_cap { __u64 capability; __u64 value; }; /** * DRM_CLIENT_CAP_STEREO_3D * * if set to 1, the DRM core will expose the stereo 3D capabilities of the * monitor by advertising the supported 3D layouts in the flags of struct * drm_mode_modeinfo. */ #define DRM_CLIENT_CAP_STEREO_3D 1 /** * DRM_CLIENT_CAP_UNIVERSAL_PLANES * * If set to 1, the DRM core will expose all planes (overlay, primary, and * cursor) to userspace. */ #define DRM_CLIENT_CAP_UNIVERSAL_PLANES 2 /** * DRM_CLIENT_CAP_ATOMIC * * If set to 1, the DRM core will expose atomic properties to userspace */ #define DRM_CLIENT_CAP_ATOMIC 3 /** * DRM_CLIENT_CAP_ASPECT_RATIO * * If set to 1, the DRM core will provide aspect ratio information in modes. */ #define DRM_CLIENT_CAP_ASPECT_RATIO 4 /** * DRM_CLIENT_CAP_WRITEBACK_CONNECTORS * * If set to 1, the DRM core will expose special connectors to be used for * writing back to memory the scene setup in the commit. Depends on client * also supporting DRM_CLIENT_CAP_ATOMIC */ #define DRM_CLIENT_CAP_WRITEBACK_CONNECTORS 5 /** DRM_IOCTL_SET_CLIENT_CAP ioctl argument type */ struct drm_set_client_cap { __u64 capability; __u64 value; }; #define DRM_RDWR O_RDWR #define DRM_CLOEXEC O_CLOEXEC struct drm_prime_handle { __u32 handle; /** Flags.. only applicable for handle->fd */ __u32 flags; /** Returned dmabuf file descriptor */ __s32 fd; }; struct drm_syncobj_create { __u32 handle; #define DRM_SYNCOBJ_CREATE_SIGNALED (1 << 0) __u32 flags; }; struct drm_syncobj_destroy { __u32 handle; __u32 pad; }; #define DRM_SYNCOBJ_FD_TO_HANDLE_FLAGS_IMPORT_SYNC_FILE (1 << 0) #define DRM_SYNCOBJ_HANDLE_TO_FD_FLAGS_EXPORT_SYNC_FILE (1 << 0) struct drm_syncobj_handle { __u32 handle; __u32 flags; __s32 fd; __u32 pad; }; #define DRM_SYNCOBJ_WAIT_FLAGS_WAIT_ALL (1 << 0) #define DRM_SYNCOBJ_WAIT_FLAGS_WAIT_FOR_SUBMIT (1 << 1) struct drm_syncobj_wait { __u64 handles; /* absolute timeout */ __s64 timeout_nsec; __u32 count_handles; __u32 flags; __u32 first_signaled; /* only valid when not waiting all */ __u32 pad; }; struct drm_syncobj_array { __u64 handles; __u32 count_handles; __u32 pad; }; /* Query current scanout sequence number */ struct drm_crtc_get_sequence { __u32 crtc_id; /* requested crtc_id */ __u32 active; /* return: crtc output is active */ __u64 sequence; /* return: most recent vblank sequence */ __s64 sequence_ns; /* return: most recent time of first pixel out */ }; /* Queue event to be delivered at specified sequence. Time stamp marks * when the first pixel of the refresh cycle leaves the display engine * for the display */ #define DRM_CRTC_SEQUENCE_RELATIVE 0x00000001 /* sequence is relative to current */ #define DRM_CRTC_SEQUENCE_NEXT_ON_MISS 0x00000002 /* Use next sequence if we've missed */ struct drm_crtc_queue_sequence { __u32 crtc_id; __u32 flags; __u64 sequence; /* on input, target sequence. on output, actual sequence */ __u64 user_data; /* user data passed to event */ }; #if defined(__cplusplus) } #endif #include "drm_mode.h" #if defined(__cplusplus) extern "C" { #endif #define DRM_IOCTL_BASE 'd' #define DRM_IO(nr) _IO(DRM_IOCTL_BASE,nr) #define DRM_IOR(nr,type) _IOR(DRM_IOCTL_BASE,nr,type) #define DRM_IOW(nr,type) _IOW(DRM_IOCTL_BASE,nr,type) #define DRM_IOWR(nr,type) _IOWR(DRM_IOCTL_BASE,nr,type) #define DRM_IOCTL_VERSION DRM_IOWR(0x00, struct drm_version) #define DRM_IOCTL_GET_UNIQUE DRM_IOWR(0x01, struct drm_unique) #define DRM_IOCTL_GET_MAGIC DRM_IOR( 0x02, struct drm_auth) #define DRM_IOCTL_IRQ_BUSID DRM_IOWR(0x03, struct drm_irq_busid) #define DRM_IOCTL_GET_MAP DRM_IOWR(0x04, struct drm_map) #define DRM_IOCTL_GET_CLIENT DRM_IOWR(0x05, struct drm_client) #define DRM_IOCTL_GET_STATS DRM_IOR( 0x06, struct drm_stats) #define DRM_IOCTL_SET_VERSION DRM_IOWR(0x07, struct drm_set_version) #define DRM_IOCTL_MODESET_CTL DRM_IOW(0x08, struct drm_modeset_ctl) #define DRM_IOCTL_GEM_CLOSE DRM_IOW (0x09, struct drm_gem_close) #define DRM_IOCTL_GEM_FLINK DRM_IOWR(0x0a, struct drm_gem_flink) #define DRM_IOCTL_GEM_OPEN DRM_IOWR(0x0b, struct drm_gem_open) #define DRM_IOCTL_GET_CAP DRM_IOWR(0x0c, struct drm_get_cap) #define DRM_IOCTL_SET_CLIENT_CAP DRM_IOW( 0x0d, struct drm_set_client_cap) #define DRM_IOCTL_SET_UNIQUE DRM_IOW( 0x10, struct drm_unique) #define DRM_IOCTL_AUTH_MAGIC DRM_IOW( 0x11, struct drm_auth) #define DRM_IOCTL_BLOCK DRM_IOWR(0x12, struct drm_block) #define DRM_IOCTL_UNBLOCK DRM_IOWR(0x13, struct drm_block) #define DRM_IOCTL_CONTROL DRM_IOW( 0x14, struct drm_control) #define DRM_IOCTL_ADD_MAP DRM_IOWR(0x15, struct drm_map) #define DRM_IOCTL_ADD_BUFS DRM_IOWR(0x16, struct drm_buf_desc) #define DRM_IOCTL_MARK_BUFS DRM_IOW( 0x17, struct drm_buf_desc) #define DRM_IOCTL_INFO_BUFS DRM_IOWR(0x18, struct drm_buf_info) #define DRM_IOCTL_MAP_BUFS DRM_IOWR(0x19, struct drm_buf_map) #define DRM_IOCTL_FREE_BUFS DRM_IOW( 0x1a, struct drm_buf_free) #define DRM_IOCTL_RM_MAP DRM_IOW( 0x1b, struct drm_map) #define DRM_IOCTL_SET_SAREA_CTX DRM_IOW( 0x1c, struct drm_ctx_priv_map) #define DRM_IOCTL_GET_SAREA_CTX DRM_IOWR(0x1d, struct drm_ctx_priv_map) #define DRM_IOCTL_SET_MASTER DRM_IO(0x1e) #define DRM_IOCTL_DROP_MASTER DRM_IO(0x1f) #define DRM_IOCTL_ADD_CTX DRM_IOWR(0x20, struct drm_ctx) #define DRM_IOCTL_RM_CTX DRM_IOWR(0x21, struct drm_ctx) #define DRM_IOCTL_MOD_CTX DRM_IOW( 0x22, struct drm_ctx) #define DRM_IOCTL_GET_CTX DRM_IOWR(0x23, struct drm_ctx) #define DRM_IOCTL_SWITCH_CTX DRM_IOW( 0x24, struct drm_ctx) #define DRM_IOCTL_NEW_CTX DRM_IOW( 0x25, struct drm_ctx) #define DRM_IOCTL_RES_CTX DRM_IOWR(0x26, struct drm_ctx_res) #define DRM_IOCTL_ADD_DRAW DRM_IOWR(0x27, struct drm_draw) #define DRM_IOCTL_RM_DRAW DRM_IOWR(0x28, struct drm_draw) #define DRM_IOCTL_DMA DRM_IOWR(0x29, struct drm_dma) #define DRM_IOCTL_LOCK DRM_IOW( 0x2a, struct drm_lock) #define DRM_IOCTL_UNLOCK DRM_IOW( 0x2b, struct drm_lock) #define DRM_IOCTL_FINISH DRM_IOW( 0x2c, struct drm_lock) #define DRM_IOCTL_PRIME_HANDLE_TO_FD DRM_IOWR(0x2d, struct drm_prime_handle) #define DRM_IOCTL_PRIME_FD_TO_HANDLE DRM_IOWR(0x2e, struct drm_prime_handle) #define DRM_IOCTL_AGP_ACQUIRE DRM_IO( 0x30) #define DRM_IOCTL_AGP_RELEASE DRM_IO( 0x31) #define DRM_IOCTL_AGP_ENABLE DRM_IOW( 0x32, struct drm_agp_mode) #define DRM_IOCTL_AGP_INFO DRM_IOR( 0x33, struct drm_agp_info) #define DRM_IOCTL_AGP_ALLOC DRM_IOWR(0x34, struct drm_agp_buffer) #define DRM_IOCTL_AGP_FREE DRM_IOW( 0x35, struct drm_agp_buffer) #define DRM_IOCTL_AGP_BIND DRM_IOW( 0x36, struct drm_agp_binding) #define DRM_IOCTL_AGP_UNBIND DRM_IOW( 0x37, struct drm_agp_binding) #define DRM_IOCTL_SG_ALLOC DRM_IOWR(0x38, struct drm_scatter_gather) #define DRM_IOCTL_SG_FREE DRM_IOW( 0x39, struct drm_scatter_gather) #define DRM_IOCTL_WAIT_VBLANK DRM_IOWR(0x3a, union drm_wait_vblank) #define DRM_IOCTL_CRTC_GET_SEQUENCE DRM_IOWR(0x3b, struct drm_crtc_get_sequence) #define DRM_IOCTL_CRTC_QUEUE_SEQUENCE DRM_IOWR(0x3c, struct drm_crtc_queue_sequence) #define DRM_IOCTL_UPDATE_DRAW DRM_IOW(0x3f, struct drm_update_draw) #define DRM_IOCTL_MODE_GETRESOURCES DRM_IOWR(0xA0, struct drm_mode_card_res) #define DRM_IOCTL_MODE_GETCRTC DRM_IOWR(0xA1, struct drm_mode_crtc) #define DRM_IOCTL_MODE_SETCRTC DRM_IOWR(0xA2, struct drm_mode_crtc) #define DRM_IOCTL_MODE_CURSOR DRM_IOWR(0xA3, struct drm_mode_cursor) #define DRM_IOCTL_MODE_GETGAMMA DRM_IOWR(0xA4, struct drm_mode_crtc_lut) #define DRM_IOCTL_MODE_SETGAMMA DRM_IOWR(0xA5, struct drm_mode_crtc_lut) #define DRM_IOCTL_MODE_GETENCODER DRM_IOWR(0xA6, struct drm_mode_get_encoder) #define DRM_IOCTL_MODE_GETCONNECTOR DRM_IOWR(0xA7, struct drm_mode_get_connector) #define DRM_IOCTL_MODE_ATTACHMODE DRM_IOWR(0xA8, struct drm_mode_mode_cmd) /* deprecated (never worked) */ #define DRM_IOCTL_MODE_DETACHMODE DRM_IOWR(0xA9, struct drm_mode_mode_cmd) /* deprecated (never worked) */ #define DRM_IOCTL_MODE_GETPROPERTY DRM_IOWR(0xAA, struct drm_mode_get_property) #define DRM_IOCTL_MODE_SETPROPERTY DRM_IOWR(0xAB, struct drm_mode_connector_set_property) #define DRM_IOCTL_MODE_GETPROPBLOB DRM_IOWR(0xAC, struct drm_mode_get_blob) #define DRM_IOCTL_MODE_GETFB DRM_IOWR(0xAD, struct drm_mode_fb_cmd) #define DRM_IOCTL_MODE_ADDFB DRM_IOWR(0xAE, struct drm_mode_fb_cmd) #define DRM_IOCTL_MODE_RMFB DRM_IOWR(0xAF, unsigned int) #define DRM_IOCTL_MODE_PAGE_FLIP DRM_IOWR(0xB0, struct drm_mode_crtc_page_flip) #define DRM_IOCTL_MODE_DIRTYFB DRM_IOWR(0xB1, struct drm_mode_fb_dirty_cmd) #define DRM_IOCTL_MODE_CREATE_DUMB DRM_IOWR(0xB2, struct drm_mode_create_dumb) #define DRM_IOCTL_MODE_MAP_DUMB DRM_IOWR(0xB3, struct drm_mode_map_dumb) #define DRM_IOCTL_MODE_DESTROY_DUMB DRM_IOWR(0xB4, struct drm_mode_destroy_dumb) #define DRM_IOCTL_MODE_GETPLANERESOURCES DRM_IOWR(0xB5, struct drm_mode_get_plane_res) #define DRM_IOCTL_MODE_GETPLANE DRM_IOWR(0xB6, struct drm_mode_get_plane) #define DRM_IOCTL_MODE_SETPLANE DRM_IOWR(0xB7, struct drm_mode_set_plane) #define DRM_IOCTL_MODE_ADDFB2 DRM_IOWR(0xB8, struct drm_mode_fb_cmd2) #define DRM_IOCTL_MODE_OBJ_GETPROPERTIES DRM_IOWR(0xB9, struct drm_mode_obj_get_properties) #define DRM_IOCTL_MODE_OBJ_SETPROPERTY DRM_IOWR(0xBA, struct drm_mode_obj_set_property) #define DRM_IOCTL_MODE_CURSOR2 DRM_IOWR(0xBB, struct drm_mode_cursor2) #define DRM_IOCTL_MODE_ATOMIC DRM_IOWR(0xBC, struct drm_mode_atomic) #define DRM_IOCTL_MODE_CREATEPROPBLOB DRM_IOWR(0xBD, struct drm_mode_create_blob) #define DRM_IOCTL_MODE_DESTROYPROPBLOB DRM_IOWR(0xBE, struct drm_mode_destroy_blob) #define DRM_IOCTL_SYNCOBJ_CREATE DRM_IOWR(0xBF, struct drm_syncobj_create) #define DRM_IOCTL_SYNCOBJ_DESTROY DRM_IOWR(0xC0, struct drm_syncobj_destroy) #define DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD DRM_IOWR(0xC1, struct drm_syncobj_handle) #define DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE DRM_IOWR(0xC2, struct drm_syncobj_handle) #define DRM_IOCTL_SYNCOBJ_WAIT DRM_IOWR(0xC3, struct drm_syncobj_wait) #define DRM_IOCTL_SYNCOBJ_RESET DRM_IOWR(0xC4, struct drm_syncobj_array) #define DRM_IOCTL_SYNCOBJ_SIGNAL DRM_IOWR(0xC5, struct drm_syncobj_array) #define DRM_IOCTL_MODE_CREATE_LEASE DRM_IOWR(0xC6, struct drm_mode_create_lease) #define DRM_IOCTL_MODE_LIST_LESSEES DRM_IOWR(0xC7, struct drm_mode_list_lessees) #define DRM_IOCTL_MODE_GET_LEASE DRM_IOWR(0xC8, struct drm_mode_get_lease) #define DRM_IOCTL_MODE_REVOKE_LEASE DRM_IOWR(0xC9, struct drm_mode_revoke_lease) /** * Device specific ioctls should only be in their respective headers * The device specific ioctl range is from 0x40 to 0x9f. * Generic IOCTLS restart at 0xA0. * * \sa drmCommandNone(), drmCommandRead(), drmCommandWrite(), and * drmCommandReadWrite(). */ #define DRM_COMMAND_BASE 0x40 #define DRM_COMMAND_END 0xA0 /** * Header for events written back to userspace on the drm fd. The * type defines the type of event, the length specifies the total * length of the event (including the header), and user_data is * typically a 64 bit value passed with the ioctl that triggered the * event. A read on the drm fd will always only return complete * events, that is, if for example the read buffer is 100 bytes, and * there are two 64 byte events pending, only one will be returned. * * Event types 0 - 0x7fffffff are generic drm events, 0x80000000 and * up are chipset specific. */ struct drm_event { __u32 type; __u32 length; }; #define DRM_EVENT_VBLANK 0x01 #define DRM_EVENT_FLIP_COMPLETE 0x02 #define DRM_EVENT_CRTC_SEQUENCE 0x03 struct drm_event_vblank { struct drm_event base; __u64 user_data; __u32 tv_sec; __u32 tv_usec; __u32 sequence; __u32 crtc_id; /* 0 on older kernels that do not support this */ }; /* Event delivered at sequence. Time stamp marks when the first pixel * of the refresh cycle leaves the display engine for the display */ struct drm_event_crtc_sequence { struct drm_event base; __u64 user_data; __s64 time_ns; __u64 sequence; }; /* typedef area */ typedef struct drm_clip_rect drm_clip_rect_t; typedef struct drm_drawable_info drm_drawable_info_t; typedef struct drm_tex_region drm_tex_region_t; typedef struct drm_hw_lock drm_hw_lock_t; typedef struct drm_version drm_version_t; typedef struct drm_unique drm_unique_t; typedef struct drm_list drm_list_t; typedef struct drm_block drm_block_t; typedef struct drm_control drm_control_t; typedef enum drm_map_type drm_map_type_t; typedef enum drm_map_flags drm_map_flags_t; typedef struct drm_ctx_priv_map drm_ctx_priv_map_t; typedef struct drm_map drm_map_t; typedef struct drm_client drm_client_t; typedef enum drm_stat_type drm_stat_type_t; typedef struct drm_stats drm_stats_t; typedef enum drm_lock_flags drm_lock_flags_t; typedef struct drm_lock drm_lock_t; typedef enum drm_dma_flags drm_dma_flags_t; typedef struct drm_buf_desc drm_buf_desc_t; typedef struct drm_buf_info drm_buf_info_t; typedef struct drm_buf_free drm_buf_free_t; typedef struct drm_buf_pub drm_buf_pub_t; typedef struct drm_buf_map drm_buf_map_t; typedef struct drm_dma drm_dma_t; typedef union drm_wait_vblank drm_wait_vblank_t; typedef struct drm_agp_mode drm_agp_mode_t; typedef enum drm_ctx_flags drm_ctx_flags_t; typedef struct drm_ctx drm_ctx_t; typedef struct drm_ctx_res drm_ctx_res_t; typedef struct drm_draw drm_draw_t; typedef struct drm_update_draw drm_update_draw_t; typedef struct drm_auth drm_auth_t; typedef struct drm_irq_busid drm_irq_busid_t; typedef enum drm_vblank_seq_type drm_vblank_seq_type_t; typedef struct drm_agp_buffer drm_agp_buffer_t; typedef struct drm_agp_binding drm_agp_binding_t; typedef struct drm_agp_info drm_agp_info_t; typedef struct drm_scatter_gather drm_scatter_gather_t; typedef struct drm_set_version drm_set_version_t; #if defined(__cplusplus) } #endif #endif