vmw_screen.h revision ca21c85ab062f18649445fdbc4e494e31e5ca535 
1/**********************************************************
2 * Copyright 2009 VMware, Inc.  All rights reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person
5 * obtaining a copy of this software and associated documentation
6 * files (the "Software"), to deal in the Software without
7 * restriction, including without limitation the rights to use, copy,
8 * modify, merge, publish, distribute, sublicense, and/or sell copies
9 * of the Software, and to permit persons to whom the Software is
10 * furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be
13 * included in all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
19 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
20 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
21 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22 * SOFTWARE.
23 *
24 **********************************************************/
25
26/**
27 * @file
28 * Common definitions for the VMware SVGA winsys.
29 *
30 * @author Jose Fonseca <jfonseca@vmware.com>
31 */
32
33
34#ifndef VMW_SCREEN_H_
35#define VMW_SCREEN_H_
36
37
38#include "pipe/p_compiler.h"
39#include "pipe/p_state.h"
40
41#include "svga_winsys.h"
42
43
44#define VMW_GMR_POOL_SIZE (16*1024*1024)
45#define VMW_QUERY_POOL_SIZE (8192)
46/*
47 * Something big, but arbitrary. The kernel reports an error if it can't
48 * handle this, and the svga driver will resort to multiple partial
49 * uploads.
50 */
51#define VMW_MAX_BUFFER_SIZE (512*1024*1024)
52
53struct pb_manager;
54struct vmw_region;
55
56
57struct vmw_winsys_screen
58{
59   struct svga_winsys_screen base;
60
61   boolean use_old_scanout_flag;
62
63   struct {
64      int drm_fd;
65      uint32_t hwversion;
66      uint32_t *buffer;
67   } ioctl;
68
69   struct {
70      struct pb_manager *gmr;
71      struct pb_manager *gmr_mm;
72      struct pb_manager *gmr_fenced;
73      struct pb_manager *gmr_slab;
74      struct pb_manager *gmr_slab_fenced;
75      struct pb_manager *query;
76      struct pb_manager *query_mm;
77      struct pb_manager *query_fenced;
78   } pools;
79};
80
81
82static INLINE struct vmw_winsys_screen *
83vmw_winsys_screen(struct svga_winsys_screen *base)
84{
85   return (struct vmw_winsys_screen *)base;
86}
87
88/*  */
89uint32
90vmw_ioctl_context_create(struct vmw_winsys_screen *vws);
91
92void
93vmw_ioctl_context_destroy(struct vmw_winsys_screen *vws,
94                          uint32 cid);
95
96uint32
97vmw_ioctl_surface_create(struct vmw_winsys_screen *vws,
98                              SVGA3dSurfaceFlags flags,
99                              SVGA3dSurfaceFormat format,
100                              SVGA3dSize size,
101                              uint32 numFaces,
102                              uint32 numMipLevels);
103
104void
105vmw_ioctl_surface_destroy(struct vmw_winsys_screen *vws,
106                          uint32 sid);
107
108void
109vmw_ioctl_command(struct vmw_winsys_screen *vws,
110		  int32_t cid,
111		  uint32_t throttle_us,
112		  void *commands,
113		  uint32_t size,
114		  struct pipe_fence_handle **fence);
115
116struct vmw_region *
117vmw_ioctl_region_create(struct vmw_winsys_screen *vws, uint32_t size);
118
119void
120vmw_ioctl_region_destroy(struct vmw_region *region);
121
122struct SVGAGuestPtr
123vmw_ioctl_region_ptr(struct vmw_region *region);
124
125void *
126vmw_ioctl_region_map(struct vmw_region *region);
127void
128vmw_ioctl_region_unmap(struct vmw_region *region);
129
130
131int
132vmw_ioctl_fence_finish(struct vmw_winsys_screen *vws,
133                       uint32_t handle, uint32_t flags);
134
135int
136vmw_ioctl_fence_signalled(struct vmw_winsys_screen *vws,
137                          uint32_t handle, uint32_t flags);
138
139void
140vmw_ioctl_fence_unref(struct vmw_winsys_screen *vws,
141		      uint32_t handle);
142
143
144/* Initialize parts of vmw_winsys_screen at startup:
145 */
146boolean vmw_ioctl_init(struct vmw_winsys_screen *vws);
147boolean vmw_pools_init(struct vmw_winsys_screen *vws);
148boolean vmw_query_pools_init(struct vmw_winsys_screen *vws);
149boolean vmw_winsys_screen_init_svga(struct vmw_winsys_screen *vws);
150
151void vmw_ioctl_cleanup(struct vmw_winsys_screen *vws);
152void vmw_pools_cleanup(struct vmw_winsys_screen *vws);
153
154struct vmw_winsys_screen *vmw_winsys_create(int fd, boolean use_old_scanout_flag);
155void vmw_winsys_destroy(struct vmw_winsys_screen *sws);
156void vmw_winsys_screen_set_throttling(struct pipe_screen *screen,
157				      uint32_t throttle_us);
158
159#endif /* VMW_SCREEN_H_ */
160