/**************************************************************************
*
- * Copyright © 2009 VMware, Inc., Palo Alto, CA., USA
+ * Copyright © 2009-2015 VMware, Inc., Palo Alto, CA., USA
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
#ifndef __VMWGFX_DRM_H__
#define __VMWGFX_DRM_H__
+#include "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_SURFACE 10
#define DRM_VMW_REF_SURFACE 11
#define DRM_VMW_EXECBUF 12
-#define DRM_VMW_FIFO_DEBUG 13
+#define DRM_VMW_GET_3D_CAP 13
#define DRM_VMW_FENCE_WAIT 14
-/* guarded by minor version >= 2 */
-#define DRM_VMW_UPDATE_LAYOUT 15
-
+#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_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.
- */
+#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
/**
- * 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.
+ * enum drm_vmw_handle_type - handle type for ref ioctls
*
- * 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;
+enum drm_vmw_handle_type {
+ DRM_VMW_HANDLE_LEGACY = 0,
+ DRM_VMW_HANDLE_PRIME = 1
};
/**
- * union drm_vmw_extension_arg
+ * struct drm_vmw_getparam_arg
*
- * @extension - Ascii name of the extension to be queried. //In
- * @rep - Reply as defined above. //Out
+ * @value: Returned value. //Out
+ * @param: Parameter to query. //In.
*
- * Argument to the DRM_VMW_EXTENSION Ioctl.
+ * Argument to the DRM_VMW_GET_PARAM Ioctl.
*/
-union drm_vmw_extension_arg {
- char extension[DRM_VMW_EXT_NAME_LEN];
- struct drm_vmw_extension_rep rep;
+struct drm_vmw_getparam_arg {
+ __u64 value;
+ __u32 param;
+ __u32 pad64;
};
/*************************************************************************/
*/
struct drm_vmw_context_arg {
- int32_t cid;
- uint32_t pad64;
+ __s32 cid;
+ __u32 pad64;
};
/*************************************************************************/
* @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.
+ * 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.
*/
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;
+ __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.
*/
struct drm_vmw_surface_arg {
- int32_t sid;
- uint32_t pad64;
+ __s32 sid;
+ enum drm_vmw_handle_type handle_type;
};
/**
*/
struct drm_vmw_size {
- uint32_t width;
- uint32_t height;
- uint32_t depth;
- uint32_t pad64;
+ __u32 width;
+ __u32 height;
+ __u32 depth;
+ __u32 pad64;
};
/**
* 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
+ * 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 uint64_t.
+ * @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
- * uint64_t.
+ * __u64.
* @version: Allows expanding the execbuf ioctl parameters without breaking
* backwards compatibility, since user-space will always tell the kernel
* which version it uses.
* Argument to the DRM_VMW_EXECBUF Ioctl.
*/
-#define DRM_VMW_EXECBUF_VERSION 0
+#define DRM_VMW_EXECBUF_VERSION 2
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;
+ __u64 commands;
+ __u32 command_size;
+ __u32 throttle_us;
+ __u64 fence_rep;
+ __u32 version;
+ __u32 flags;
+ __u32 context_handle;
+ __u32 pad64;
};
/**
* 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.
* The following actions should be take on completion:
* error == -EFAULT: Fence communication failed. The host is synchronized.
*/
struct drm_vmw_fence_rep {
- uint64_t fence_seq;
- int32_t error;
- uint32_t pad64;
+ __u32 handle;
+ __u32 mask;
+ __u32 seqno;
+ __u32 passed_seqno;
+ __u32 pad64;
+ __s32 error;
};
/*************************************************************************/
*/
struct drm_vmw_alloc_dmabuf_req {
- uint32_t size;
- uint32_t pad64;
+ __u32 size;
+ __u32 pad64;
};
/**
*/
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;
+ __u64 map_handle;
+ __u32 handle;
+ __u32 cur_gmr_id;
+ __u32 cur_gmr_offset;
+ __u32 pad64;
};
/**
*/
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;
+ __u32 handle;
+ __u32 pad64;
};
/*************************************************************************/
*/
struct drm_vmw_rect {
- int32_t x;
- int32_t y;
- uint32_t w;
- uint32_t h;
+ __s32 x;
+ __s32 y;
+ __u32 w;
+ __u32 h;
};
/**
*/
struct drm_vmw_control_stream_arg {
- uint32_t stream_id;
- uint32_t enabled;
+ __u32 stream_id;
+ __u32 enabled;
- uint32_t flags;
- uint32_t color_key;
+ __u32 flags;
+ __u32 color_key;
- uint32_t handle;
- uint32_t offset;
- int32_t format;
- uint32_t size;
- uint32_t width;
- uint32_t height;
- uint32_t pitch[3];
+ __u32 handle;
+ __u32 offset;
+ __s32 format;
+ __u32 size;
+ __u32 width;
+ __u32 height;
+ __u32 pitch[3];
- uint32_t pad64;
+ __u32 pad64;
struct drm_vmw_rect src;
struct drm_vmw_rect dst;
};
*/
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;
+ __u32 flags;
+ __u32 crtc_id;
+ __s32 xpos;
+ __s32 ypos;
+ __s32 xhot;
+ __s32 yhot;
};
/*************************************************************************/
*/
struct drm_vmw_stream_arg {
- uint32_t stream_id;
- uint32_t pad64;
+ __u32 stream_id;
+ __u32 pad64;
};
/*************************************************************************/
/*************************************************************************/
/**
+ * 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 prefered modes and connection status for connectors. The
- * command conisits of one drm_vmw_update_layout_arg pointing out a array
+ * 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
- * @rects: pointer to array of drm_vmw_rect
+ * @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 {
- uint32_t num_outputs;
- uint32_t pad64;
- uint64_t rects;
+ __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;
+};
#endif
projects / platform / upstream / libdrm.git / commitdiff