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vmwgfx: update uapi

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The libdrm shipped vmwgfx_drm.h is obsolete and incorrect.
Update it to latest kernel version.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
This commit is contained in:
Thomas Hellstrom 2016-02-24 10:08:28 +01:00
parent 99ede3e687
commit db7202d180
1 changed files with 634 additions and 158 deletions
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792
include/drm/vmwgfx_drm.h
View file

@ -1,6 +1,6 @@
/************************************************************************** /**************************************************************************
* *
* Copyright © 2009 VMware, Inc., Palo Alto, CA., USA * Copyright © 2009-2015 VMware, Inc., Palo Alto, CA., USA
* All Rights Reserved. * All Rights Reserved.
* *
* Permission is hereby granted, free of charge, to any person obtaining a * Permission is hereby granted, free of charge, to any person obtaining a
@ -28,10 +28,11 @@
#ifndef __VMWGFX_DRM_H__ #ifndef __VMWGFX_DRM_H__
#define __VMWGFX_DRM_H__ #define __VMWGFX_DRM_H__
#include "drm.h"
#define DRM_VMW_MAX_SURFACE_FACES 6 #define DRM_VMW_MAX_SURFACE_FACES 6
#define DRM_VMW_MAX_MIP_LEVELS 24 #define DRM_VMW_MAX_MIP_LEVELS 24
#define DRM_VMW_EXT_NAME_LEN 128
#define DRM_VMW_GET_PARAM 0 #define DRM_VMW_GET_PARAM 0
#define DRM_VMW_ALLOC_DMABUF 1 #define DRM_VMW_ALLOC_DMABUF 1
@ -48,11 +49,20 @@
#define DRM_VMW_UNREF_SURFACE 10 #define DRM_VMW_UNREF_SURFACE 10
#define DRM_VMW_REF_SURFACE 11 #define DRM_VMW_REF_SURFACE 11
#define DRM_VMW_EXECBUF 12 #define DRM_VMW_EXECBUF 12
#define DRM_VMW_FIFO_DEBUG 13 #define DRM_VMW_GET_3D_CAP 13
#define DRM_VMW_FENCE_WAIT 14 #define DRM_VMW_FENCE_WAIT 14
/* guarded by minor version >= 2 */ #define DRM_VMW_FENCE_SIGNALED 15
#define DRM_VMW_UPDATE_LAYOUT 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
/*************************************************************************/ /*************************************************************************/
/** /**
@ -69,9 +79,25 @@
#define DRM_VMW_PARAM_NUM_STREAMS 0 #define DRM_VMW_PARAM_NUM_STREAMS 0
#define DRM_VMW_PARAM_NUM_FREE_STREAMS 1 #define DRM_VMW_PARAM_NUM_FREE_STREAMS 1
#define DRM_VMW_PARAM_3D 2 #define DRM_VMW_PARAM_3D 2
#define DRM_VMW_PARAM_FIFO_OFFSET 3 #define DRM_VMW_PARAM_HW_CAPS 3
#define DRM_VMW_PARAM_HW_CAPS 4 #define DRM_VMW_PARAM_FIFO_CAPS 4
#define DRM_VMW_PARAM_FIFO_CAPS 5 #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
/**
* 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 * struct drm_vmw_getparam_arg
@ -83,52 +109,9 @@
*/ */
struct drm_vmw_getparam_arg { struct drm_vmw_getparam_arg {
uint64_t value; __u64 value;
uint32_t param; __u32 param;
uint32_t pad64; __u32 pad64;
};
/*************************************************************************/
/**
* DRM_VMW_EXTENSION - Query device extensions.
*/
/**
* struct drm_vmw_extension_rep
*
* @exists: The queried extension exists.
* @driver_ioctl_offset: Ioctl number of the first ioctl in the extension.
* @driver_sarea_offset: Offset to any space in the DRI SAREA
* used by the extension.
* @major: Major version number of the extension.
* @minor: Minor version number of the extension.
* @pl: Patch level version number of the extension.
*
* Output argument to the DRM_VMW_EXTENSION Ioctl.
*/
struct drm_vmw_extension_rep {
int32_t exists;
uint32_t driver_ioctl_offset;
uint32_t driver_sarea_offset;
uint32_t major;
uint32_t minor;
uint32_t pl;
uint32_t pad64;
};
/**
* union drm_vmw_extension_arg
*
* @extension - Ascii name of the extension to be queried. //In
* @rep - Reply as defined above. //Out
*
* Argument to the DRM_VMW_EXTENSION Ioctl.
*/
union drm_vmw_extension_arg {
char extension[DRM_VMW_EXT_NAME_LEN];
struct drm_vmw_extension_rep rep;
}; };
/*************************************************************************/ /*************************************************************************/
@ -149,8 +132,8 @@ union drm_vmw_extension_arg {
*/ */
struct drm_vmw_context_arg { struct drm_vmw_context_arg {
int32_t cid; __s32 cid;
uint32_t pad64; __u32 pad64;
}; };
/*************************************************************************/ /*************************************************************************/
@ -180,7 +163,7 @@ struct drm_vmw_context_arg {
* @mip_levels: Number of mip levels for each face. * @mip_levels: Number of mip levels for each face.
* An unused face should have 0 encoded. * An unused face should have 0 encoded.
* @size_addr: Address of a user-space array of sruct drm_vmw_size * @size_addr: Address of a user-space array of sruct drm_vmw_size
* cast to an uint64_t for 32-64 bit compatibility. * cast to an __u64 for 32-64 bit compatibility.
* The size of the array should equal the total number of mipmap levels. * The size of the array should equal the total number of mipmap levels.
* @shareable: Boolean whether other clients (as identified by file descriptors) * @shareable: Boolean whether other clients (as identified by file descriptors)
* may reference this surface. * may reference this surface.
@ -192,18 +175,19 @@ struct drm_vmw_context_arg {
*/ */
struct drm_vmw_surface_create_req { struct drm_vmw_surface_create_req {
uint32_t flags; __u32 flags;
uint32_t format; __u32 format;
uint32_t mip_levels[DRM_VMW_MAX_SURFACE_FACES]; __u32 mip_levels[DRM_VMW_MAX_SURFACE_FACES];
uint64_t size_addr; __u64 size_addr;
int32_t shareable; __s32 shareable;
int32_t scanout; __s32 scanout;
}; };
/** /**
* struct drm_wmv_surface_arg * struct drm_wmv_surface_arg
* *
* @sid: Surface id of created surface or surface to destroy or reference. * @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. * Output data from the DRM_VMW_CREATE_SURFACE Ioctl.
* Input argument to the DRM_VMW_UNREF_SURFACE Ioctl. * Input argument to the DRM_VMW_UNREF_SURFACE Ioctl.
@ -211,8 +195,8 @@ struct drm_vmw_surface_create_req {
*/ */
struct drm_vmw_surface_arg { struct drm_vmw_surface_arg {
int32_t sid; __s32 sid;
uint32_t pad64; enum drm_vmw_handle_type handle_type;
}; };
/** /**
@ -227,10 +211,10 @@ struct drm_vmw_surface_arg {
*/ */
struct drm_vmw_size { struct drm_vmw_size {
uint32_t width; __u32 width;
uint32_t height; __u32 height;
uint32_t depth; __u32 depth;
uint32_t pad64; __u32 pad64;
}; };
/** /**
@ -291,20 +275,20 @@ union drm_vmw_surface_reference_arg {
* DRM_VMW_EXECBUF * DRM_VMW_EXECBUF
* *
* Submit a command buffer for execution on the host, and return a * Submit a command buffer for execution on the host, and return a
* fence sequence that when signaled, indicates that the command buffer has * fence seqno that when signaled, indicates that the command buffer has
* executed. * executed.
*/ */
/** /**
* struct drm_vmw_execbuf_arg * struct drm_vmw_execbuf_arg
* *
* @commands: User-space address of a command buffer cast to an uint64_t. * @commands: User-space address of a command buffer cast to an __u64.
* @command-size: Size in bytes of the command buffer. * @command-size: Size in bytes of the command buffer.
* @throttle-us: Sleep until software is less than @throttle_us * @throttle-us: Sleep until software is less than @throttle_us
* microseconds ahead of hardware. The driver may round this value * microseconds ahead of hardware. The driver may round this value
* to the nearest kernel tick. * to the nearest kernel tick.
* @fence_rep: User-space address of a struct drm_vmw_fence_rep cast to an * @fence_rep: User-space address of a struct drm_vmw_fence_rep cast to an
* uint64_t. * __u64.
* @version: Allows expanding the execbuf ioctl parameters without breaking * @version: Allows expanding the execbuf ioctl parameters without breaking
* backwards compatibility, since user-space will always tell the kernel * backwards compatibility, since user-space will always tell the kernel
* which version it uses. * which version it uses.
@ -313,21 +297,32 @@ union drm_vmw_surface_reference_arg {
* Argument to the DRM_VMW_EXECBUF Ioctl. * Argument to the DRM_VMW_EXECBUF Ioctl.
*/ */
#define DRM_VMW_EXECBUF_VERSION 0 #define DRM_VMW_EXECBUF_VERSION 2
struct drm_vmw_execbuf_arg { struct drm_vmw_execbuf_arg {
uint64_t commands; __u64 commands;
uint32_t command_size; __u32 command_size;
uint32_t throttle_us; __u32 throttle_us;
uint64_t fence_rep; __u64 fence_rep;
uint32_t version; __u32 version;
uint32_t flags; __u32 flags;
__u32 context_handle;
__u32 pad64;
}; };
/** /**
* struct drm_vmw_fence_rep * struct drm_vmw_fence_rep
* *
* @fence_seq: Fence sequence associated with a command submission. * @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.
* @error: This member should've been set to -EFAULT on submission. * @error: This member should've been set to -EFAULT on submission.
* The following actions should be take on completion: * The following actions should be take on completion:
* error == -EFAULT: Fence communication failed. The host is synchronized. * error == -EFAULT: Fence communication failed. The host is synchronized.
@ -341,9 +336,12 @@ struct drm_vmw_execbuf_arg {
*/ */
struct drm_vmw_fence_rep { struct drm_vmw_fence_rep {
uint64_t fence_seq; __u32 handle;
int32_t error; __u32 mask;
uint32_t pad64; __u32 seqno;
__u32 passed_seqno;
__u32 pad64;
__s32 error;
}; };
/*************************************************************************/ /*************************************************************************/
@ -373,8 +371,8 @@ struct drm_vmw_fence_rep {
*/ */
struct drm_vmw_alloc_dmabuf_req { struct drm_vmw_alloc_dmabuf_req {
uint32_t size; __u32 size;
uint32_t pad64; __u32 pad64;
}; };
/** /**
@ -391,11 +389,11 @@ struct drm_vmw_alloc_dmabuf_req {
*/ */
struct drm_vmw_dmabuf_rep { struct drm_vmw_dmabuf_rep {
uint64_t map_handle; __u64 map_handle;
uint32_t handle; __u32 handle;
uint32_t cur_gmr_id; __u32 cur_gmr_id;
uint32_t cur_gmr_offset; __u32 cur_gmr_offset;
uint32_t pad64; __u32 pad64;
}; };
/** /**
@ -428,41 +426,8 @@ union drm_vmw_alloc_dmabuf_arg {
*/ */
struct drm_vmw_unref_dmabuf_arg { struct drm_vmw_unref_dmabuf_arg {
uint32_t handle; __u32 handle;
uint32_t pad64; __u32 pad64;
};
/*************************************************************************/
/**
* DRM_VMW_FIFO_DEBUG - Get last FIFO submission.
*
* This IOCTL copies the last FIFO submission directly out of the FIFO buffer.
*/
/**
* struct drm_vmw_fifo_debug_arg
*
* @debug_buffer: User space address of a debug_buffer cast to an uint64_t //In
* @debug_buffer_size: Size in bytes of debug buffer //In
* @used_size: Number of bytes copied to the buffer // Out
* @did_not_fit: Boolean indicating that the fifo contents did not fit. //Out
*
* Argument to the DRM_VMW_FIFO_DEBUG Ioctl.
*/
struct drm_vmw_fifo_debug_arg {
uint64_t debug_buffer;
uint32_t debug_buffer_size;
uint32_t used_size;
int32_t did_not_fit;
uint32_t pad64;
};
struct drm_vmw_fence_wait_arg {
uint64_t sequence;
uint64_t kernel_cookie;
int32_t cookie_valid;
int32_t pad64;
}; };
/*************************************************************************/ /*************************************************************************/
@ -485,10 +450,10 @@ struct drm_vmw_fence_wait_arg {
*/ */
struct drm_vmw_rect { struct drm_vmw_rect {
int32_t x; __s32 x;
int32_t y; __s32 y;
uint32_t w; __u32 w;
uint32_t h; __u32 h;
}; };
/** /**
@ -510,21 +475,21 @@ struct drm_vmw_rect {
*/ */
struct drm_vmw_control_stream_arg { struct drm_vmw_control_stream_arg {
uint32_t stream_id; __u32 stream_id;
uint32_t enabled; __u32 enabled;
uint32_t flags; __u32 flags;
uint32_t color_key; __u32 color_key;
uint32_t handle; __u32 handle;
uint32_t offset; __u32 offset;
int32_t format; __s32 format;
uint32_t size; __u32 size;
uint32_t width; __u32 width;
uint32_t height; __u32 height;
uint32_t pitch[3]; __u32 pitch[3];
uint32_t pad64; __u32 pad64;
struct drm_vmw_rect src; struct drm_vmw_rect src;
struct drm_vmw_rect dst; struct drm_vmw_rect dst;
}; };
@ -552,12 +517,12 @@ struct drm_vmw_control_stream_arg {
*/ */
struct drm_vmw_cursor_bypass_arg { struct drm_vmw_cursor_bypass_arg {
uint32_t flags; __u32 flags;
uint32_t crtc_id; __u32 crtc_id;
int32_t xpos; __s32 xpos;
int32_t ypos; __s32 ypos;
int32_t xhot; __s32 xhot;
int32_t yhot; __s32 yhot;
}; };
/*************************************************************************/ /*************************************************************************/
@ -575,8 +540,8 @@ struct drm_vmw_cursor_bypass_arg {
*/ */
struct drm_vmw_stream_arg { struct drm_vmw_stream_arg {
uint32_t stream_id; __u32 stream_id;
uint32_t pad64; __u32 pad64;
}; };
/*************************************************************************/ /*************************************************************************/
@ -587,28 +552,539 @@ struct drm_vmw_stream_arg {
* sure that the stream has been stopped. * 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 * DRM_VMW_UPDATE_LAYOUT - Update layout
* *
* Updates the prefered modes and connection status for connectors. The * Updates the preferred modes and connection status for connectors. The
* command conisits of one drm_vmw_update_layout_arg pointing out a array * command consists of one drm_vmw_update_layout_arg pointing to an array
* of num_outputs drm_vmw_rect's. * of num_outputs drm_vmw_rect's.
*/ */
/** /**
* struct drm_vmw_update_layout_arg * struct drm_vmw_update_layout_arg
* *
* @num_outputs: number of active * @num_outputs: number of active connectors
* @rects: pointer to array of drm_vmw_rect * @rects: pointer to array of drm_vmw_rect cast to an __u64
* *
* Input argument to the DRM_VMW_UPDATE_LAYOUT Ioctl. * Input argument to the DRM_VMW_UPDATE_LAYOUT Ioctl.
*/ */
struct drm_vmw_update_layout_arg { struct drm_vmw_update_layout_arg {
uint32_t num_outputs; __u32 num_outputs;
uint32_t pad64; __u32 pad64;
uint64_t rects; __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;
};
#endif #endif