mirror of https://gitee.com/openkylin/linux.git
1219 lines
35 KiB
C
1219 lines
35 KiB
C
/**************************************************************************
|
|
*
|
|
* Copyright © 2009-2015 VMware, Inc., Palo Alto, CA., USA
|
|
* 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, sub license, 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 NON-INFRINGEMENT. IN NO EVENT SHALL
|
|
* THE COPYRIGHT HOLDERS, AUTHORS 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 __VMWGFX_DRM_H__
|
|
#define __VMWGFX_DRM_H__
|
|
|
|
#include "drm.h"
|
|
|
|
#if defined(__cplusplus)
|
|
extern "C" {
|
|
#endif
|
|
|
|
#define DRM_VMW_MAX_SURFACE_FACES 6
|
|
#define DRM_VMW_MAX_MIP_LEVELS 24
|
|
|
|
|
|
#define DRM_VMW_GET_PARAM 0
|
|
#define DRM_VMW_ALLOC_DMABUF 1
|
|
#define DRM_VMW_ALLOC_BO 1
|
|
#define DRM_VMW_UNREF_DMABUF 2
|
|
#define DRM_VMW_HANDLE_CLOSE 2
|
|
#define DRM_VMW_CURSOR_BYPASS 3
|
|
/* guarded by DRM_VMW_PARAM_NUM_STREAMS != 0*/
|
|
#define DRM_VMW_CONTROL_STREAM 4
|
|
#define DRM_VMW_CLAIM_STREAM 5
|
|
#define DRM_VMW_UNREF_STREAM 6
|
|
/* guarded by DRM_VMW_PARAM_3D == 1 */
|
|
#define DRM_VMW_CREATE_CONTEXT 7
|
|
#define DRM_VMW_UNREF_CONTEXT 8
|
|
#define DRM_VMW_CREATE_SURFACE 9
|
|
#define DRM_VMW_UNREF_SURFACE 10
|
|
#define DRM_VMW_REF_SURFACE 11
|
|
#define DRM_VMW_EXECBUF 12
|
|
#define DRM_VMW_GET_3D_CAP 13
|
|
#define DRM_VMW_FENCE_WAIT 14
|
|
#define DRM_VMW_FENCE_SIGNALED 15
|
|
#define DRM_VMW_FENCE_UNREF 16
|
|
#define DRM_VMW_FENCE_EVENT 17
|
|
#define DRM_VMW_PRESENT 18
|
|
#define DRM_VMW_PRESENT_READBACK 19
|
|
#define DRM_VMW_UPDATE_LAYOUT 20
|
|
#define DRM_VMW_CREATE_SHADER 21
|
|
#define DRM_VMW_UNREF_SHADER 22
|
|
#define DRM_VMW_GB_SURFACE_CREATE 23
|
|
#define DRM_VMW_GB_SURFACE_REF 24
|
|
#define DRM_VMW_SYNCCPU 25
|
|
#define DRM_VMW_CREATE_EXTENDED_CONTEXT 26
|
|
#define DRM_VMW_GB_SURFACE_CREATE_EXT 27
|
|
#define DRM_VMW_GB_SURFACE_REF_EXT 28
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_GET_PARAM - get device information.
|
|
*
|
|
* DRM_VMW_PARAM_FIFO_OFFSET:
|
|
* Offset to use to map the first page of the FIFO read-only.
|
|
* The fifo is mapped using the mmap() system call on the drm device.
|
|
*
|
|
* DRM_VMW_PARAM_OVERLAY_IOCTL:
|
|
* Does the driver support the overlay ioctl.
|
|
*
|
|
* DRM_VMW_PARAM_SM4_1
|
|
* SM4_1 support is enabled.
|
|
*/
|
|
|
|
#define DRM_VMW_PARAM_NUM_STREAMS 0
|
|
#define DRM_VMW_PARAM_NUM_FREE_STREAMS 1
|
|
#define DRM_VMW_PARAM_3D 2
|
|
#define DRM_VMW_PARAM_HW_CAPS 3
|
|
#define DRM_VMW_PARAM_FIFO_CAPS 4
|
|
#define DRM_VMW_PARAM_MAX_FB_SIZE 5
|
|
#define DRM_VMW_PARAM_FIFO_HW_VERSION 6
|
|
#define DRM_VMW_PARAM_MAX_SURF_MEMORY 7
|
|
#define DRM_VMW_PARAM_3D_CAPS_SIZE 8
|
|
#define DRM_VMW_PARAM_MAX_MOB_MEMORY 9
|
|
#define DRM_VMW_PARAM_MAX_MOB_SIZE 10
|
|
#define DRM_VMW_PARAM_SCREEN_TARGET 11
|
|
#define DRM_VMW_PARAM_DX 12
|
|
#define DRM_VMW_PARAM_HW_CAPS2 13
|
|
#define DRM_VMW_PARAM_SM4_1 14
|
|
|
|
/**
|
|
* enum drm_vmw_handle_type - handle type for ref ioctls
|
|
*
|
|
*/
|
|
enum drm_vmw_handle_type {
|
|
DRM_VMW_HANDLE_LEGACY = 0,
|
|
DRM_VMW_HANDLE_PRIME = 1
|
|
};
|
|
|
|
/**
|
|
* struct drm_vmw_getparam_arg
|
|
*
|
|
* @value: Returned value. //Out
|
|
* @param: Parameter to query. //In.
|
|
*
|
|
* Argument to the DRM_VMW_GET_PARAM Ioctl.
|
|
*/
|
|
|
|
struct drm_vmw_getparam_arg {
|
|
__u64 value;
|
|
__u32 param;
|
|
__u32 pad64;
|
|
};
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_CREATE_CONTEXT - Create a host context.
|
|
*
|
|
* Allocates a device unique context id, and queues a create context command
|
|
* for the host. Does not wait for host completion.
|
|
*/
|
|
|
|
/**
|
|
* struct drm_vmw_context_arg
|
|
*
|
|
* @cid: Device unique context ID.
|
|
*
|
|
* Output argument to the DRM_VMW_CREATE_CONTEXT Ioctl.
|
|
* Input argument to the DRM_VMW_UNREF_CONTEXT Ioctl.
|
|
*/
|
|
|
|
struct drm_vmw_context_arg {
|
|
__s32 cid;
|
|
__u32 pad64;
|
|
};
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_UNREF_CONTEXT - Create a host context.
|
|
*
|
|
* Frees a global context id, and queues a destroy host command for the host.
|
|
* Does not wait for host completion. The context ID can be used directly
|
|
* in the command stream and shows up as the same context ID on the host.
|
|
*/
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_CREATE_SURFACE - Create a host suface.
|
|
*
|
|
* Allocates a device unique surface id, and queues a create surface command
|
|
* for the host. Does not wait for host completion. The surface ID can be
|
|
* used directly in the command stream and shows up as the same surface
|
|
* ID on the host.
|
|
*/
|
|
|
|
/**
|
|
* struct drm_wmv_surface_create_req
|
|
*
|
|
* @flags: Surface flags as understood by the host.
|
|
* @format: Surface format as understood by the host.
|
|
* @mip_levels: Number of mip levels for each face.
|
|
* An unused face should have 0 encoded.
|
|
* @size_addr: Address of a user-space array of sruct drm_vmw_size
|
|
* cast to an __u64 for 32-64 bit compatibility.
|
|
* The size of the array should equal the total number of mipmap levels.
|
|
* @shareable: Boolean whether other clients (as identified by file descriptors)
|
|
* may reference this surface.
|
|
* @scanout: Boolean whether the surface is intended to be used as a
|
|
* scanout.
|
|
*
|
|
* Input data to the DRM_VMW_CREATE_SURFACE Ioctl.
|
|
* Output data from the DRM_VMW_REF_SURFACE Ioctl.
|
|
*/
|
|
|
|
struct drm_vmw_surface_create_req {
|
|
__u32 flags;
|
|
__u32 format;
|
|
__u32 mip_levels[DRM_VMW_MAX_SURFACE_FACES];
|
|
__u64 size_addr;
|
|
__s32 shareable;
|
|
__s32 scanout;
|
|
};
|
|
|
|
/**
|
|
* struct drm_wmv_surface_arg
|
|
*
|
|
* @sid: Surface id of created surface or surface to destroy or reference.
|
|
* @handle_type: Handle type for DRM_VMW_REF_SURFACE Ioctl.
|
|
*
|
|
* Output data from the DRM_VMW_CREATE_SURFACE Ioctl.
|
|
* Input argument to the DRM_VMW_UNREF_SURFACE Ioctl.
|
|
* Input argument to the DRM_VMW_REF_SURFACE Ioctl.
|
|
*/
|
|
|
|
struct drm_vmw_surface_arg {
|
|
__s32 sid;
|
|
enum drm_vmw_handle_type handle_type;
|
|
};
|
|
|
|
/**
|
|
* struct drm_vmw_size ioctl.
|
|
*
|
|
* @width - mip level width
|
|
* @height - mip level height
|
|
* @depth - mip level depth
|
|
*
|
|
* Description of a mip level.
|
|
* Input data to the DRM_WMW_CREATE_SURFACE Ioctl.
|
|
*/
|
|
|
|
struct drm_vmw_size {
|
|
__u32 width;
|
|
__u32 height;
|
|
__u32 depth;
|
|
__u32 pad64;
|
|
};
|
|
|
|
/**
|
|
* union drm_vmw_surface_create_arg
|
|
*
|
|
* @rep: Output data as described above.
|
|
* @req: Input data as described above.
|
|
*
|
|
* Argument to the DRM_VMW_CREATE_SURFACE Ioctl.
|
|
*/
|
|
|
|
union drm_vmw_surface_create_arg {
|
|
struct drm_vmw_surface_arg rep;
|
|
struct drm_vmw_surface_create_req req;
|
|
};
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_REF_SURFACE - Reference a host surface.
|
|
*
|
|
* Puts a reference on a host surface with a give sid, as previously
|
|
* returned by the DRM_VMW_CREATE_SURFACE ioctl.
|
|
* A reference will make sure the surface isn't destroyed while we hold
|
|
* it and will allow the calling client to use the surface ID in the command
|
|
* stream.
|
|
*
|
|
* On successful return, the Ioctl returns the surface information given
|
|
* in the DRM_VMW_CREATE_SURFACE ioctl.
|
|
*/
|
|
|
|
/**
|
|
* union drm_vmw_surface_reference_arg
|
|
*
|
|
* @rep: Output data as described above.
|
|
* @req: Input data as described above.
|
|
*
|
|
* Argument to the DRM_VMW_REF_SURFACE Ioctl.
|
|
*/
|
|
|
|
union drm_vmw_surface_reference_arg {
|
|
struct drm_vmw_surface_create_req rep;
|
|
struct drm_vmw_surface_arg req;
|
|
};
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_UNREF_SURFACE - Unreference a host surface.
|
|
*
|
|
* Clear a reference previously put on a host surface.
|
|
* When all references are gone, including the one implicitly placed
|
|
* on creation,
|
|
* a destroy surface command will be queued for the host.
|
|
* Does not wait for completion.
|
|
*/
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_EXECBUF
|
|
*
|
|
* Submit a command buffer for execution on the host, and return a
|
|
* fence seqno that when signaled, indicates that the command buffer has
|
|
* executed.
|
|
*/
|
|
|
|
/**
|
|
* struct drm_vmw_execbuf_arg
|
|
*
|
|
* @commands: User-space address of a command buffer cast to an __u64.
|
|
* @command-size: Size in bytes of the command buffer.
|
|
* @throttle-us: Sleep until software is less than @throttle_us
|
|
* microseconds ahead of hardware. The driver may round this value
|
|
* to the nearest kernel tick.
|
|
* @fence_rep: User-space address of a struct drm_vmw_fence_rep cast to an
|
|
* __u64.
|
|
* @version: Allows expanding the execbuf ioctl parameters without breaking
|
|
* backwards compatibility, since user-space will always tell the kernel
|
|
* which version it uses.
|
|
* @flags: Execbuf flags.
|
|
* @imported_fence_fd: FD for a fence imported from another device
|
|
*
|
|
* Argument to the DRM_VMW_EXECBUF Ioctl.
|
|
*/
|
|
|
|
#define DRM_VMW_EXECBUF_VERSION 2
|
|
|
|
#define DRM_VMW_EXECBUF_FLAG_IMPORT_FENCE_FD (1 << 0)
|
|
#define DRM_VMW_EXECBUF_FLAG_EXPORT_FENCE_FD (1 << 1)
|
|
|
|
struct drm_vmw_execbuf_arg {
|
|
__u64 commands;
|
|
__u32 command_size;
|
|
__u32 throttle_us;
|
|
__u64 fence_rep;
|
|
__u32 version;
|
|
__u32 flags;
|
|
__u32 context_handle;
|
|
__s32 imported_fence_fd;
|
|
};
|
|
|
|
/**
|
|
* struct drm_vmw_fence_rep
|
|
*
|
|
* @handle: Fence object handle for fence associated with a command submission.
|
|
* @mask: Fence flags relevant for this fence object.
|
|
* @seqno: Fence sequence number in fifo. A fence object with a lower
|
|
* seqno will signal the EXEC flag before a fence object with a higher
|
|
* seqno. This can be used by user-space to avoid kernel calls to determine
|
|
* whether a fence has signaled the EXEC flag. Note that @seqno will
|
|
* wrap at 32-bit.
|
|
* @passed_seqno: The highest seqno number processed by the hardware
|
|
* so far. This can be used to mark user-space fence objects as signaled, and
|
|
* to determine whether a fence seqno might be stale.
|
|
* @fd: FD associated with the fence, -1 if not exported
|
|
* @error: This member should've been set to -EFAULT on submission.
|
|
* The following actions should be take on completion:
|
|
* error == -EFAULT: Fence communication failed. The host is synchronized.
|
|
* Use the last fence id read from the FIFO fence register.
|
|
* error != 0 && error != -EFAULT:
|
|
* Fence submission failed. The host is synchronized. Use the fence_seq member.
|
|
* error == 0: All is OK, The host may not be synchronized.
|
|
* Use the fence_seq member.
|
|
*
|
|
* Input / Output data to the DRM_VMW_EXECBUF Ioctl.
|
|
*/
|
|
|
|
struct drm_vmw_fence_rep {
|
|
__u32 handle;
|
|
__u32 mask;
|
|
__u32 seqno;
|
|
__u32 passed_seqno;
|
|
__s32 fd;
|
|
__s32 error;
|
|
};
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_ALLOC_BO
|
|
*
|
|
* Allocate a buffer object that is visible also to the host.
|
|
* NOTE: The buffer is
|
|
* identified by a handle and an offset, which are private to the guest, but
|
|
* useable in the command stream. The guest kernel may translate these
|
|
* and patch up the command stream accordingly. In the future, the offset may
|
|
* be zero at all times, or it may disappear from the interface before it is
|
|
* fixed.
|
|
*
|
|
* The buffer object may stay user-space mapped in the guest at all times,
|
|
* and is thus suitable for sub-allocation.
|
|
*
|
|
* Buffer objects are mapped using the mmap() syscall on the drm device.
|
|
*/
|
|
|
|
/**
|
|
* struct drm_vmw_alloc_bo_req
|
|
*
|
|
* @size: Required minimum size of the buffer.
|
|
*
|
|
* Input data to the DRM_VMW_ALLOC_BO Ioctl.
|
|
*/
|
|
|
|
struct drm_vmw_alloc_bo_req {
|
|
__u32 size;
|
|
__u32 pad64;
|
|
};
|
|
#define drm_vmw_alloc_dmabuf_req drm_vmw_alloc_bo_req
|
|
|
|
/**
|
|
* struct drm_vmw_bo_rep
|
|
*
|
|
* @map_handle: Offset to use in the mmap() call used to map the buffer.
|
|
* @handle: Handle unique to this buffer. Used for unreferencing.
|
|
* @cur_gmr_id: GMR id to use in the command stream when this buffer is
|
|
* referenced. See not above.
|
|
* @cur_gmr_offset: Offset to use in the command stream when this buffer is
|
|
* referenced. See note above.
|
|
*
|
|
* Output data from the DRM_VMW_ALLOC_BO Ioctl.
|
|
*/
|
|
|
|
struct drm_vmw_bo_rep {
|
|
__u64 map_handle;
|
|
__u32 handle;
|
|
__u32 cur_gmr_id;
|
|
__u32 cur_gmr_offset;
|
|
__u32 pad64;
|
|
};
|
|
#define drm_vmw_dmabuf_rep drm_vmw_bo_rep
|
|
|
|
/**
|
|
* union drm_vmw_alloc_bo_arg
|
|
*
|
|
* @req: Input data as described above.
|
|
* @rep: Output data as described above.
|
|
*
|
|
* Argument to the DRM_VMW_ALLOC_BO Ioctl.
|
|
*/
|
|
|
|
union drm_vmw_alloc_bo_arg {
|
|
struct drm_vmw_alloc_bo_req req;
|
|
struct drm_vmw_bo_rep rep;
|
|
};
|
|
#define drm_vmw_alloc_dmabuf_arg drm_vmw_alloc_bo_arg
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_CONTROL_STREAM - Control overlays, aka streams.
|
|
*
|
|
* This IOCTL controls the overlay units of the svga device.
|
|
* The SVGA overlay units does not work like regular hardware units in
|
|
* that they do not automaticaly read back the contents of the given dma
|
|
* buffer. But instead only read back for each call to this ioctl, and
|
|
* at any point between this call being made and a following call that
|
|
* either changes the buffer or disables the stream.
|
|
*/
|
|
|
|
/**
|
|
* struct drm_vmw_rect
|
|
*
|
|
* Defines a rectangle. Used in the overlay ioctl to define
|
|
* source and destination rectangle.
|
|
*/
|
|
|
|
struct drm_vmw_rect {
|
|
__s32 x;
|
|
__s32 y;
|
|
__u32 w;
|
|
__u32 h;
|
|
};
|
|
|
|
/**
|
|
* struct drm_vmw_control_stream_arg
|
|
*
|
|
* @stream_id: Stearm to control
|
|
* @enabled: If false all following arguments are ignored.
|
|
* @handle: Handle to buffer for getting data from.
|
|
* @format: Format of the overlay as understood by the host.
|
|
* @width: Width of the overlay.
|
|
* @height: Height of the overlay.
|
|
* @size: Size of the overlay in bytes.
|
|
* @pitch: Array of pitches, the two last are only used for YUV12 formats.
|
|
* @offset: Offset from start of dma buffer to overlay.
|
|
* @src: Source rect, must be within the defined area above.
|
|
* @dst: Destination rect, x and y may be negative.
|
|
*
|
|
* Argument to the DRM_VMW_CONTROL_STREAM Ioctl.
|
|
*/
|
|
|
|
struct drm_vmw_control_stream_arg {
|
|
__u32 stream_id;
|
|
__u32 enabled;
|
|
|
|
__u32 flags;
|
|
__u32 color_key;
|
|
|
|
__u32 handle;
|
|
__u32 offset;
|
|
__s32 format;
|
|
__u32 size;
|
|
__u32 width;
|
|
__u32 height;
|
|
__u32 pitch[3];
|
|
|
|
__u32 pad64;
|
|
struct drm_vmw_rect src;
|
|
struct drm_vmw_rect dst;
|
|
};
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_CURSOR_BYPASS - Give extra information about cursor bypass.
|
|
*
|
|
*/
|
|
|
|
#define DRM_VMW_CURSOR_BYPASS_ALL (1 << 0)
|
|
#define DRM_VMW_CURSOR_BYPASS_FLAGS (1)
|
|
|
|
/**
|
|
* struct drm_vmw_cursor_bypass_arg
|
|
*
|
|
* @flags: Flags.
|
|
* @crtc_id: Crtc id, only used if DMR_CURSOR_BYPASS_ALL isn't passed.
|
|
* @xpos: X position of cursor.
|
|
* @ypos: Y position of cursor.
|
|
* @xhot: X hotspot.
|
|
* @yhot: Y hotspot.
|
|
*
|
|
* Argument to the DRM_VMW_CURSOR_BYPASS Ioctl.
|
|
*/
|
|
|
|
struct drm_vmw_cursor_bypass_arg {
|
|
__u32 flags;
|
|
__u32 crtc_id;
|
|
__s32 xpos;
|
|
__s32 ypos;
|
|
__s32 xhot;
|
|
__s32 yhot;
|
|
};
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_CLAIM_STREAM - Claim a single stream.
|
|
*/
|
|
|
|
/**
|
|
* struct drm_vmw_context_arg
|
|
*
|
|
* @stream_id: Device unique context ID.
|
|
*
|
|
* Output argument to the DRM_VMW_CREATE_CONTEXT Ioctl.
|
|
* Input argument to the DRM_VMW_UNREF_CONTEXT Ioctl.
|
|
*/
|
|
|
|
struct drm_vmw_stream_arg {
|
|
__u32 stream_id;
|
|
__u32 pad64;
|
|
};
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_UNREF_STREAM - Unclaim a stream.
|
|
*
|
|
* Return a single stream that was claimed by this process. Also makes
|
|
* sure that the stream has been stopped.
|
|
*/
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_GET_3D_CAP
|
|
*
|
|
* Read 3D capabilities from the FIFO
|
|
*
|
|
*/
|
|
|
|
/**
|
|
* struct drm_vmw_get_3d_cap_arg
|
|
*
|
|
* @buffer: Pointer to a buffer for capability data, cast to an __u64
|
|
* @size: Max size to copy
|
|
*
|
|
* Input argument to the DRM_VMW_GET_3D_CAP_IOCTL
|
|
* ioctls.
|
|
*/
|
|
|
|
struct drm_vmw_get_3d_cap_arg {
|
|
__u64 buffer;
|
|
__u32 max_size;
|
|
__u32 pad64;
|
|
};
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_FENCE_WAIT
|
|
*
|
|
* Waits for a fence object to signal. The wait is interruptible, so that
|
|
* signals may be delivered during the interrupt. The wait may timeout,
|
|
* in which case the calls returns -EBUSY. If the wait is restarted,
|
|
* that is restarting without resetting @cookie_valid to zero,
|
|
* the timeout is computed from the first call.
|
|
*
|
|
* The flags argument to the DRM_VMW_FENCE_WAIT ioctl indicates what to wait
|
|
* on:
|
|
* DRM_VMW_FENCE_FLAG_EXEC: All commands ahead of the fence in the command
|
|
* stream
|
|
* have executed.
|
|
* DRM_VMW_FENCE_FLAG_QUERY: All query results resulting from query finish
|
|
* commands
|
|
* in the buffer given to the EXECBUF ioctl returning the fence object handle
|
|
* are available to user-space.
|
|
*
|
|
* DRM_VMW_WAIT_OPTION_UNREF: If this wait option is given, and the
|
|
* fenc wait ioctl returns 0, the fence object has been unreferenced after
|
|
* the wait.
|
|
*/
|
|
|
|
#define DRM_VMW_FENCE_FLAG_EXEC (1 << 0)
|
|
#define DRM_VMW_FENCE_FLAG_QUERY (1 << 1)
|
|
|
|
#define DRM_VMW_WAIT_OPTION_UNREF (1 << 0)
|
|
|
|
/**
|
|
* struct drm_vmw_fence_wait_arg
|
|
*
|
|
* @handle: Fence object handle as returned by the DRM_VMW_EXECBUF ioctl.
|
|
* @cookie_valid: Must be reset to 0 on first call. Left alone on restart.
|
|
* @kernel_cookie: Set to 0 on first call. Left alone on restart.
|
|
* @timeout_us: Wait timeout in microseconds. 0 for indefinite timeout.
|
|
* @lazy: Set to 1 if timing is not critical. Allow more than a kernel tick
|
|
* before returning.
|
|
* @flags: Fence flags to wait on.
|
|
* @wait_options: Options that control the behaviour of the wait ioctl.
|
|
*
|
|
* Input argument to the DRM_VMW_FENCE_WAIT ioctl.
|
|
*/
|
|
|
|
struct drm_vmw_fence_wait_arg {
|
|
__u32 handle;
|
|
__s32 cookie_valid;
|
|
__u64 kernel_cookie;
|
|
__u64 timeout_us;
|
|
__s32 lazy;
|
|
__s32 flags;
|
|
__s32 wait_options;
|
|
__s32 pad64;
|
|
};
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_FENCE_SIGNALED
|
|
*
|
|
* Checks if a fence object is signaled..
|
|
*/
|
|
|
|
/**
|
|
* struct drm_vmw_fence_signaled_arg
|
|
*
|
|
* @handle: Fence object handle as returned by the DRM_VMW_EXECBUF ioctl.
|
|
* @flags: Fence object flags input to DRM_VMW_FENCE_SIGNALED ioctl
|
|
* @signaled: Out: Flags signaled.
|
|
* @sequence: Out: Highest sequence passed so far. Can be used to signal the
|
|
* EXEC flag of user-space fence objects.
|
|
*
|
|
* Input/Output argument to the DRM_VMW_FENCE_SIGNALED and DRM_VMW_FENCE_UNREF
|
|
* ioctls.
|
|
*/
|
|
|
|
struct drm_vmw_fence_signaled_arg {
|
|
__u32 handle;
|
|
__u32 flags;
|
|
__s32 signaled;
|
|
__u32 passed_seqno;
|
|
__u32 signaled_flags;
|
|
__u32 pad64;
|
|
};
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_FENCE_UNREF
|
|
*
|
|
* Unreferences a fence object, and causes it to be destroyed if there are no
|
|
* other references to it.
|
|
*
|
|
*/
|
|
|
|
/**
|
|
* struct drm_vmw_fence_arg
|
|
*
|
|
* @handle: Fence object handle as returned by the DRM_VMW_EXECBUF ioctl.
|
|
*
|
|
* Input/Output argument to the DRM_VMW_FENCE_UNREF ioctl..
|
|
*/
|
|
|
|
struct drm_vmw_fence_arg {
|
|
__u32 handle;
|
|
__u32 pad64;
|
|
};
|
|
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_FENCE_EVENT
|
|
*
|
|
* Queues an event on a fence to be delivered on the drm character device
|
|
* when the fence has signaled the DRM_VMW_FENCE_FLAG_EXEC flag.
|
|
* Optionally the approximate time when the fence signaled is
|
|
* given by the event.
|
|
*/
|
|
|
|
/*
|
|
* The event type
|
|
*/
|
|
#define DRM_VMW_EVENT_FENCE_SIGNALED 0x80000000
|
|
|
|
struct drm_vmw_event_fence {
|
|
struct drm_event base;
|
|
__u64 user_data;
|
|
__u32 tv_sec;
|
|
__u32 tv_usec;
|
|
};
|
|
|
|
/*
|
|
* Flags that may be given to the command.
|
|
*/
|
|
/* Request fence signaled time on the event. */
|
|
#define DRM_VMW_FE_FLAG_REQ_TIME (1 << 0)
|
|
|
|
/**
|
|
* struct drm_vmw_fence_event_arg
|
|
*
|
|
* @fence_rep: Pointer to fence_rep structure cast to __u64 or 0 if
|
|
* the fence is not supposed to be referenced by user-space.
|
|
* @user_info: Info to be delivered with the event.
|
|
* @handle: Attach the event to this fence only.
|
|
* @flags: A set of flags as defined above.
|
|
*/
|
|
struct drm_vmw_fence_event_arg {
|
|
__u64 fence_rep;
|
|
__u64 user_data;
|
|
__u32 handle;
|
|
__u32 flags;
|
|
};
|
|
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_PRESENT
|
|
*
|
|
* Executes an SVGA present on a given fb for a given surface. The surface
|
|
* is placed on the framebuffer. Cliprects are given relative to the given
|
|
* point (the point disignated by dest_{x|y}).
|
|
*
|
|
*/
|
|
|
|
/**
|
|
* struct drm_vmw_present_arg
|
|
* @fb_id: framebuffer id to present / read back from.
|
|
* @sid: Surface id to present from.
|
|
* @dest_x: X placement coordinate for surface.
|
|
* @dest_y: Y placement coordinate for surface.
|
|
* @clips_ptr: Pointer to an array of clip rects cast to an __u64.
|
|
* @num_clips: Number of cliprects given relative to the framebuffer origin,
|
|
* in the same coordinate space as the frame buffer.
|
|
* @pad64: Unused 64-bit padding.
|
|
*
|
|
* Input argument to the DRM_VMW_PRESENT ioctl.
|
|
*/
|
|
|
|
struct drm_vmw_present_arg {
|
|
__u32 fb_id;
|
|
__u32 sid;
|
|
__s32 dest_x;
|
|
__s32 dest_y;
|
|
__u64 clips_ptr;
|
|
__u32 num_clips;
|
|
__u32 pad64;
|
|
};
|
|
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_PRESENT_READBACK
|
|
*
|
|
* Executes an SVGA present readback from a given fb to the dma buffer
|
|
* currently bound as the fb. If there is no dma buffer bound to the fb,
|
|
* an error will be returned.
|
|
*
|
|
*/
|
|
|
|
/**
|
|
* struct drm_vmw_present_arg
|
|
* @fb_id: fb_id to present / read back from.
|
|
* @num_clips: Number of cliprects.
|
|
* @clips_ptr: Pointer to an array of clip rects cast to an __u64.
|
|
* @fence_rep: Pointer to a struct drm_vmw_fence_rep, cast to an __u64.
|
|
* If this member is NULL, then the ioctl should not return a fence.
|
|
*/
|
|
|
|
struct drm_vmw_present_readback_arg {
|
|
__u32 fb_id;
|
|
__u32 num_clips;
|
|
__u64 clips_ptr;
|
|
__u64 fence_rep;
|
|
};
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_UPDATE_LAYOUT - Update layout
|
|
*
|
|
* Updates the preferred modes and connection status for connectors. The
|
|
* command consists of one drm_vmw_update_layout_arg pointing to an array
|
|
* of num_outputs drm_vmw_rect's.
|
|
*/
|
|
|
|
/**
|
|
* struct drm_vmw_update_layout_arg
|
|
*
|
|
* @num_outputs: number of active connectors
|
|
* @rects: pointer to array of drm_vmw_rect cast to an __u64
|
|
*
|
|
* Input argument to the DRM_VMW_UPDATE_LAYOUT Ioctl.
|
|
*/
|
|
struct drm_vmw_update_layout_arg {
|
|
__u32 num_outputs;
|
|
__u32 pad64;
|
|
__u64 rects;
|
|
};
|
|
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_CREATE_SHADER - Create shader
|
|
*
|
|
* Creates a shader and optionally binds it to a dma buffer containing
|
|
* the shader byte-code.
|
|
*/
|
|
|
|
/**
|
|
* enum drm_vmw_shader_type - Shader types
|
|
*/
|
|
enum drm_vmw_shader_type {
|
|
drm_vmw_shader_type_vs = 0,
|
|
drm_vmw_shader_type_ps,
|
|
};
|
|
|
|
|
|
/**
|
|
* struct drm_vmw_shader_create_arg
|
|
*
|
|
* @shader_type: Shader type of the shader to create.
|
|
* @size: Size of the byte-code in bytes.
|
|
* where the shader byte-code starts
|
|
* @buffer_handle: Buffer handle identifying the buffer containing the
|
|
* shader byte-code
|
|
* @shader_handle: On successful completion contains a handle that
|
|
* can be used to subsequently identify the shader.
|
|
* @offset: Offset in bytes into the buffer given by @buffer_handle,
|
|
*
|
|
* Input / Output argument to the DRM_VMW_CREATE_SHADER Ioctl.
|
|
*/
|
|
struct drm_vmw_shader_create_arg {
|
|
enum drm_vmw_shader_type shader_type;
|
|
__u32 size;
|
|
__u32 buffer_handle;
|
|
__u32 shader_handle;
|
|
__u64 offset;
|
|
};
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_UNREF_SHADER - Unreferences a shader
|
|
*
|
|
* Destroys a user-space reference to a shader, optionally destroying
|
|
* it.
|
|
*/
|
|
|
|
/**
|
|
* struct drm_vmw_shader_arg
|
|
*
|
|
* @handle: Handle identifying the shader to destroy.
|
|
*
|
|
* Input argument to the DRM_VMW_UNREF_SHADER ioctl.
|
|
*/
|
|
struct drm_vmw_shader_arg {
|
|
__u32 handle;
|
|
__u32 pad64;
|
|
};
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_GB_SURFACE_CREATE - Create a host guest-backed surface.
|
|
*
|
|
* Allocates a surface handle and queues a create surface command
|
|
* for the host on the first use of the surface. The surface ID can
|
|
* be used as the surface ID in commands referencing the surface.
|
|
*/
|
|
|
|
/**
|
|
* enum drm_vmw_surface_flags
|
|
*
|
|
* @drm_vmw_surface_flag_shareable: Whether the surface is shareable
|
|
* @drm_vmw_surface_flag_scanout: Whether the surface is a scanout
|
|
* surface.
|
|
* @drm_vmw_surface_flag_create_buffer: Create a backup buffer if none is
|
|
* given.
|
|
*/
|
|
enum drm_vmw_surface_flags {
|
|
drm_vmw_surface_flag_shareable = (1 << 0),
|
|
drm_vmw_surface_flag_scanout = (1 << 1),
|
|
drm_vmw_surface_flag_create_buffer = (1 << 2)
|
|
};
|
|
|
|
/**
|
|
* struct drm_vmw_gb_surface_create_req
|
|
*
|
|
* @svga3d_flags: SVGA3d surface flags for the device.
|
|
* @format: SVGA3d format.
|
|
* @mip_level: Number of mip levels for all faces.
|
|
* @drm_surface_flags Flags as described above.
|
|
* @multisample_count Future use. Set to 0.
|
|
* @autogen_filter Future use. Set to 0.
|
|
* @buffer_handle Buffer handle of backup buffer. SVGA3D_INVALID_ID
|
|
* if none.
|
|
* @base_size Size of the base mip level for all faces.
|
|
* @array_size Must be zero for non-DX hardware, and if non-zero
|
|
* svga3d_flags must have proper bind flags setup.
|
|
*
|
|
* Input argument to the DRM_VMW_GB_SURFACE_CREATE Ioctl.
|
|
* Part of output argument for the DRM_VMW_GB_SURFACE_REF Ioctl.
|
|
*/
|
|
struct drm_vmw_gb_surface_create_req {
|
|
__u32 svga3d_flags;
|
|
__u32 format;
|
|
__u32 mip_levels;
|
|
enum drm_vmw_surface_flags drm_surface_flags;
|
|
__u32 multisample_count;
|
|
__u32 autogen_filter;
|
|
__u32 buffer_handle;
|
|
__u32 array_size;
|
|
struct drm_vmw_size base_size;
|
|
};
|
|
|
|
/**
|
|
* struct drm_vmw_gb_surface_create_rep
|
|
*
|
|
* @handle: Surface handle.
|
|
* @backup_size: Size of backup buffers for this surface.
|
|
* @buffer_handle: Handle of backup buffer. SVGA3D_INVALID_ID if none.
|
|
* @buffer_size: Actual size of the buffer identified by
|
|
* @buffer_handle
|
|
* @buffer_map_handle: Offset into device address space for the buffer
|
|
* identified by @buffer_handle.
|
|
*
|
|
* Part of output argument for the DRM_VMW_GB_SURFACE_REF ioctl.
|
|
* Output argument for the DRM_VMW_GB_SURFACE_CREATE ioctl.
|
|
*/
|
|
struct drm_vmw_gb_surface_create_rep {
|
|
__u32 handle;
|
|
__u32 backup_size;
|
|
__u32 buffer_handle;
|
|
__u32 buffer_size;
|
|
__u64 buffer_map_handle;
|
|
};
|
|
|
|
/**
|
|
* union drm_vmw_gb_surface_create_arg
|
|
*
|
|
* @req: Input argument as described above.
|
|
* @rep: Output argument as described above.
|
|
*
|
|
* Argument to the DRM_VMW_GB_SURFACE_CREATE ioctl.
|
|
*/
|
|
union drm_vmw_gb_surface_create_arg {
|
|
struct drm_vmw_gb_surface_create_rep rep;
|
|
struct drm_vmw_gb_surface_create_req req;
|
|
};
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_GB_SURFACE_REF - Reference a host surface.
|
|
*
|
|
* Puts a reference on a host surface with a given handle, as previously
|
|
* returned by the DRM_VMW_GB_SURFACE_CREATE ioctl.
|
|
* A reference will make sure the surface isn't destroyed while we hold
|
|
* it and will allow the calling client to use the surface handle in
|
|
* the command stream.
|
|
*
|
|
* On successful return, the Ioctl returns the surface information given
|
|
* to and returned from the DRM_VMW_GB_SURFACE_CREATE ioctl.
|
|
*/
|
|
|
|
/**
|
|
* struct drm_vmw_gb_surface_reference_arg
|
|
*
|
|
* @creq: The data used as input when the surface was created, as described
|
|
* above at "struct drm_vmw_gb_surface_create_req"
|
|
* @crep: Additional data output when the surface was created, as described
|
|
* above at "struct drm_vmw_gb_surface_create_rep"
|
|
*
|
|
* Output Argument to the DRM_VMW_GB_SURFACE_REF ioctl.
|
|
*/
|
|
struct drm_vmw_gb_surface_ref_rep {
|
|
struct drm_vmw_gb_surface_create_req creq;
|
|
struct drm_vmw_gb_surface_create_rep crep;
|
|
};
|
|
|
|
/**
|
|
* union drm_vmw_gb_surface_reference_arg
|
|
*
|
|
* @req: Input data as described above at "struct drm_vmw_surface_arg"
|
|
* @rep: Output data as described above at "struct drm_vmw_gb_surface_ref_rep"
|
|
*
|
|
* Argument to the DRM_VMW_GB_SURFACE_REF Ioctl.
|
|
*/
|
|
union drm_vmw_gb_surface_reference_arg {
|
|
struct drm_vmw_gb_surface_ref_rep rep;
|
|
struct drm_vmw_surface_arg req;
|
|
};
|
|
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_SYNCCPU - Sync a DMA buffer / MOB for CPU access.
|
|
*
|
|
* Idles any previously submitted GPU operations on the buffer and
|
|
* by default blocks command submissions that reference the buffer.
|
|
* If the file descriptor used to grab a blocking CPU sync is closed, the
|
|
* cpu sync is released.
|
|
* The flags argument indicates how the grab / release operation should be
|
|
* performed:
|
|
*/
|
|
|
|
/**
|
|
* enum drm_vmw_synccpu_flags - Synccpu flags:
|
|
*
|
|
* @drm_vmw_synccpu_read: Sync for read. If sync is done for read only, it's a
|
|
* hint to the kernel to allow command submissions that references the buffer
|
|
* for read-only.
|
|
* @drm_vmw_synccpu_write: Sync for write. Block all command submissions
|
|
* referencing this buffer.
|
|
* @drm_vmw_synccpu_dontblock: Dont wait for GPU idle, but rather return
|
|
* -EBUSY should the buffer be busy.
|
|
* @drm_vmw_synccpu_allow_cs: Allow command submission that touches the buffer
|
|
* while the buffer is synced for CPU. This is similar to the GEM bo idle
|
|
* behavior.
|
|
*/
|
|
enum drm_vmw_synccpu_flags {
|
|
drm_vmw_synccpu_read = (1 << 0),
|
|
drm_vmw_synccpu_write = (1 << 1),
|
|
drm_vmw_synccpu_dontblock = (1 << 2),
|
|
drm_vmw_synccpu_allow_cs = (1 << 3)
|
|
};
|
|
|
|
/**
|
|
* enum drm_vmw_synccpu_op - Synccpu operations:
|
|
*
|
|
* @drm_vmw_synccpu_grab: Grab the buffer for CPU operations
|
|
* @drm_vmw_synccpu_release: Release a previous grab.
|
|
*/
|
|
enum drm_vmw_synccpu_op {
|
|
drm_vmw_synccpu_grab,
|
|
drm_vmw_synccpu_release
|
|
};
|
|
|
|
/**
|
|
* struct drm_vmw_synccpu_arg
|
|
*
|
|
* @op: The synccpu operation as described above.
|
|
* @handle: Handle identifying the buffer object.
|
|
* @flags: Flags as described above.
|
|
*/
|
|
struct drm_vmw_synccpu_arg {
|
|
enum drm_vmw_synccpu_op op;
|
|
enum drm_vmw_synccpu_flags flags;
|
|
__u32 handle;
|
|
__u32 pad64;
|
|
};
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_CREATE_EXTENDED_CONTEXT - Create a host context.
|
|
*
|
|
* Allocates a device unique context id, and queues a create context command
|
|
* for the host. Does not wait for host completion.
|
|
*/
|
|
enum drm_vmw_extended_context {
|
|
drm_vmw_context_legacy,
|
|
drm_vmw_context_dx
|
|
};
|
|
|
|
/**
|
|
* union drm_vmw_extended_context_arg
|
|
*
|
|
* @req: Context type.
|
|
* @rep: Context identifier.
|
|
*
|
|
* Argument to the DRM_VMW_CREATE_EXTENDED_CONTEXT Ioctl.
|
|
*/
|
|
union drm_vmw_extended_context_arg {
|
|
enum drm_vmw_extended_context req;
|
|
struct drm_vmw_context_arg rep;
|
|
};
|
|
|
|
/*************************************************************************/
|
|
/*
|
|
* DRM_VMW_HANDLE_CLOSE - Close a user-space handle and release its
|
|
* underlying resource.
|
|
*
|
|
* Note that this ioctl is overlaid on the deprecated DRM_VMW_UNREF_DMABUF
|
|
* Ioctl.
|
|
*/
|
|
|
|
/**
|
|
* struct drm_vmw_handle_close_arg
|
|
*
|
|
* @handle: Handle to close.
|
|
*
|
|
* Argument to the DRM_VMW_HANDLE_CLOSE Ioctl.
|
|
*/
|
|
struct drm_vmw_handle_close_arg {
|
|
__u32 handle;
|
|
__u32 pad64;
|
|
};
|
|
#define drm_vmw_unref_dmabuf_arg drm_vmw_handle_close_arg
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_GB_SURFACE_CREATE_EXT - Create a host guest-backed surface.
|
|
*
|
|
* Allocates a surface handle and queues a create surface command
|
|
* for the host on the first use of the surface. The surface ID can
|
|
* be used as the surface ID in commands referencing the surface.
|
|
*
|
|
* This new command extends DRM_VMW_GB_SURFACE_CREATE by adding version
|
|
* parameter and 64 bit svga flag.
|
|
*/
|
|
|
|
/**
|
|
* enum drm_vmw_surface_version
|
|
*
|
|
* @drm_vmw_surface_gb_v1: Corresponds to current gb surface format with
|
|
* svga3d surface flags split into 2, upper half and lower half.
|
|
*/
|
|
enum drm_vmw_surface_version {
|
|
drm_vmw_gb_surface_v1
|
|
};
|
|
|
|
/**
|
|
* struct drm_vmw_gb_surface_create_ext_req
|
|
*
|
|
* @base: Surface create parameters.
|
|
* @version: Version of surface create ioctl.
|
|
* @svga3d_flags_upper_32_bits: Upper 32 bits of svga3d flags.
|
|
* @multisample_pattern: Multisampling pattern when msaa is supported.
|
|
* @quality_level: Precision settings for each sample.
|
|
* @must_be_zero: Reserved for future usage.
|
|
*
|
|
* Input argument to the DRM_VMW_GB_SURFACE_CREATE_EXT Ioctl.
|
|
* Part of output argument for the DRM_VMW_GB_SURFACE_REF_EXT Ioctl.
|
|
*/
|
|
struct drm_vmw_gb_surface_create_ext_req {
|
|
struct drm_vmw_gb_surface_create_req base;
|
|
enum drm_vmw_surface_version version;
|
|
uint32_t svga3d_flags_upper_32_bits;
|
|
SVGA3dMSPattern multisample_pattern;
|
|
SVGA3dMSQualityLevel quality_level;
|
|
uint64_t must_be_zero;
|
|
};
|
|
|
|
/**
|
|
* union drm_vmw_gb_surface_create_ext_arg
|
|
*
|
|
* @req: Input argument as described above.
|
|
* @rep: Output argument as described above.
|
|
*
|
|
* Argument to the DRM_VMW_GB_SURFACE_CREATE_EXT ioctl.
|
|
*/
|
|
union drm_vmw_gb_surface_create_ext_arg {
|
|
struct drm_vmw_gb_surface_create_rep rep;
|
|
struct drm_vmw_gb_surface_create_ext_req req;
|
|
};
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_GB_SURFACE_REF_EXT - Reference a host surface.
|
|
*
|
|
* Puts a reference on a host surface with a given handle, as previously
|
|
* returned by the DRM_VMW_GB_SURFACE_CREATE_EXT ioctl.
|
|
* A reference will make sure the surface isn't destroyed while we hold
|
|
* it and will allow the calling client to use the surface handle in
|
|
* the command stream.
|
|
*
|
|
* On successful return, the Ioctl returns the surface information given
|
|
* to and returned from the DRM_VMW_GB_SURFACE_CREATE_EXT ioctl.
|
|
*/
|
|
|
|
/**
|
|
* struct drm_vmw_gb_surface_ref_ext_rep
|
|
*
|
|
* @creq: The data used as input when the surface was created, as described
|
|
* above at "struct drm_vmw_gb_surface_create_ext_req"
|
|
* @crep: Additional data output when the surface was created, as described
|
|
* above at "struct drm_vmw_gb_surface_create_rep"
|
|
*
|
|
* Output Argument to the DRM_VMW_GB_SURFACE_REF_EXT ioctl.
|
|
*/
|
|
struct drm_vmw_gb_surface_ref_ext_rep {
|
|
struct drm_vmw_gb_surface_create_ext_req creq;
|
|
struct drm_vmw_gb_surface_create_rep crep;
|
|
};
|
|
|
|
/**
|
|
* union drm_vmw_gb_surface_reference_ext_arg
|
|
*
|
|
* @req: Input data as described above at "struct drm_vmw_surface_arg"
|
|
* @rep: Output data as described above at
|
|
* "struct drm_vmw_gb_surface_ref_ext_rep"
|
|
*
|
|
* Argument to the DRM_VMW_GB_SURFACE_REF Ioctl.
|
|
*/
|
|
union drm_vmw_gb_surface_reference_ext_arg {
|
|
struct drm_vmw_gb_surface_ref_ext_rep rep;
|
|
struct drm_vmw_surface_arg req;
|
|
};
|
|
|
|
#if defined(__cplusplus)
|
|
}
|
|
#endif
|
|
|
|
#endif
|