a87897edba
Even if this bumps the version to 1 it does not mean the driver is out of staging. From what we know this is the last backwards incompatible change to the driver. Signed-off-by: Jakob Bornecrantz <jakob@vmware.com> Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
589 lines
16 KiB
C
589 lines
16 KiB
C
/**************************************************************************
|
|
*
|
|
* Copyright © 2009 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__
|
|
|
|
#define DRM_VMW_MAX_SURFACE_FACES 6
|
|
#define DRM_VMW_MAX_MIP_LEVELS 24
|
|
|
|
#define DRM_VMW_EXT_NAME_LEN 128
|
|
|
|
#define DRM_VMW_GET_PARAM 0
|
|
#define DRM_VMW_ALLOC_DMABUF 1
|
|
#define DRM_VMW_UNREF_DMABUF 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_FIFO_DEBUG 13
|
|
#define DRM_VMW_FENCE_WAIT 14
|
|
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* 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.
|
|
*/
|
|
|
|
#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_FIFO_OFFSET 3
|
|
#define DRM_VMW_PARAM_HW_CAPS 4
|
|
#define DRM_VMW_PARAM_FIFO_CAPS 5
|
|
|
|
/**
|
|
* 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 {
|
|
uint64_t value;
|
|
uint32_t param;
|
|
uint32_t 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;
|
|
};
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* 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 {
|
|
int32_t cid;
|
|
uint32_t 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 uint64_t 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 {
|
|
uint32_t flags;
|
|
uint32_t format;
|
|
uint32_t mip_levels[DRM_VMW_MAX_SURFACE_FACES];
|
|
uint64_t size_addr;
|
|
int32_t shareable;
|
|
int32_t scanout;
|
|
};
|
|
|
|
/**
|
|
* struct drm_wmv_surface_arg
|
|
*
|
|
* @sid: Surface id of created surface or surface to destroy or reference.
|
|
*
|
|
* 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 {
|
|
int32_t sid;
|
|
uint32_t pad64;
|
|
};
|
|
|
|
/**
|
|
* 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 {
|
|
uint32_t width;
|
|
uint32_t height;
|
|
uint32_t depth;
|
|
uint32_t 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 sequence 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 uint64_t.
|
|
* @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
|
|
* uint64_t.
|
|
* @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. None currently.
|
|
*
|
|
* Argument to the DRM_VMW_EXECBUF Ioctl.
|
|
*/
|
|
|
|
#define DRM_VMW_EXECBUF_VERSION 0
|
|
|
|
struct drm_vmw_execbuf_arg {
|
|
uint64_t commands;
|
|
uint32_t command_size;
|
|
uint32_t throttle_us;
|
|
uint64_t fence_rep;
|
|
uint32_t version;
|
|
uint32_t flags;
|
|
};
|
|
|
|
/**
|
|
* struct drm_vmw_fence_rep
|
|
*
|
|
* @fence_seq: Fence sequence associated with a command submission.
|
|
* @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 {
|
|
uint64_t fence_seq;
|
|
int32_t error;
|
|
uint32_t pad64;
|
|
};
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_ALLOC_DMABUF
|
|
*
|
|
* Allocate a DMA buffer 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 DMA buffer may stay user-space mapped in the guest at all times,
|
|
* and is thus suitable for sub-allocation.
|
|
*
|
|
* DMA buffers are mapped using the mmap() syscall on the drm device.
|
|
*/
|
|
|
|
/**
|
|
* struct drm_vmw_alloc_dmabuf_req
|
|
*
|
|
* @size: Required minimum size of the buffer.
|
|
*
|
|
* Input data to the DRM_VMW_ALLOC_DMABUF Ioctl.
|
|
*/
|
|
|
|
struct drm_vmw_alloc_dmabuf_req {
|
|
uint32_t size;
|
|
uint32_t pad64;
|
|
};
|
|
|
|
/**
|
|
* struct drm_vmw_dmabuf_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_DMABUF Ioctl.
|
|
*/
|
|
|
|
struct drm_vmw_dmabuf_rep {
|
|
uint64_t map_handle;
|
|
uint32_t handle;
|
|
uint32_t cur_gmr_id;
|
|
uint32_t cur_gmr_offset;
|
|
uint32_t pad64;
|
|
};
|
|
|
|
/**
|
|
* union drm_vmw_dmabuf_arg
|
|
*
|
|
* @req: Input data as described above.
|
|
* @rep: Output data as described above.
|
|
*
|
|
* Argument to the DRM_VMW_ALLOC_DMABUF Ioctl.
|
|
*/
|
|
|
|
union drm_vmw_alloc_dmabuf_arg {
|
|
struct drm_vmw_alloc_dmabuf_req req;
|
|
struct drm_vmw_dmabuf_rep rep;
|
|
};
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* DRM_VMW_UNREF_DMABUF - Free a DMA buffer.
|
|
*
|
|
*/
|
|
|
|
/**
|
|
* struct drm_vmw_unref_dmabuf_arg
|
|
*
|
|
* @handle: Handle indicating what buffer to free. Obtained from the
|
|
* DRM_VMW_ALLOC_DMABUF Ioctl.
|
|
*
|
|
* Argument to the DRM_VMW_UNREF_DMABUF Ioctl.
|
|
*/
|
|
|
|
struct drm_vmw_unref_dmabuf_arg {
|
|
uint32_t handle;
|
|
uint32_t 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;
|
|
};
|
|
|
|
/*************************************************************************/
|
|
/**
|
|
* 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 {
|
|
int32_t x;
|
|
int32_t y;
|
|
uint32_t w;
|
|
uint32_t 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 {
|
|
uint32_t stream_id;
|
|
uint32_t enabled;
|
|
|
|
uint32_t flags;
|
|
uint32_t color_key;
|
|
|
|
uint32_t handle;
|
|
uint32_t offset;
|
|
int32_t format;
|
|
uint32_t size;
|
|
uint32_t width;
|
|
uint32_t height;
|
|
uint32_t pitch[3];
|
|
|
|
uint32_t 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 {
|
|
uint32_t flags;
|
|
uint32_t crtc_id;
|
|
int32_t xpos;
|
|
int32_t ypos;
|
|
int32_t xhot;
|
|
int32_t 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 {
|
|
uint32_t stream_id;
|
|
uint32_t 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.
|
|
*/
|
|
|
|
#endif
|