vmw_screen.h revision 5dddeb7776c62b6218add3a236551cde876b1cf0 
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   uint32_t default_throttle_us;
63
64   struct {
65      int drm_fd;
66      uint32_t hwversion;
67      uint32_t *buffer;
68   } ioctl;
69
70   struct {
71      struct pb_manager *gmr;
72      struct pb_manager *gmr_mm;
73      struct pb_manager *gmr_fenced;
74      struct pb_manager *gmr_slab;
75      struct pb_manager *gmr_slab_fenced;
76      struct pb_manager *query;
77      struct pb_manager *query_mm;
78      struct pb_manager *query_fenced;
79   } pools;
80};
81
82
83static INLINE struct vmw_winsys_screen *
84vmw_winsys_screen(struct svga_winsys_screen *base)
85{
86   return (struct vmw_winsys_screen *)base;
87}
88
89/*  */
90uint32
91vmw_ioctl_context_create(struct vmw_winsys_screen *vws);
92
93void
94vmw_ioctl_context_destroy(struct vmw_winsys_screen *vws,
95                          uint32 cid);
96
97uint32
98vmw_ioctl_surface_create(struct vmw_winsys_screen *vws,
99                              SVGA3dSurfaceFlags flags,
100                              SVGA3dSurfaceFormat format,
101                              SVGA3dSize size,
102                              uint32 numFaces,
103                              uint32 numMipLevels);
104
105void
106vmw_ioctl_surface_destroy(struct vmw_winsys_screen *vws,
107                          uint32 sid);
108
109void
110vmw_ioctl_command(struct vmw_winsys_screen *vws,
111		  int32_t cid,
112		  uint32_t throttle_us,
113		  void *commands,
114		  uint32_t size,
115		  struct pipe_fence_handle **fence);
116
117struct vmw_region *
118vmw_ioctl_region_create(struct vmw_winsys_screen *vws, uint32_t size);
119
120void
121vmw_ioctl_region_destroy(struct vmw_region *region);
122
123struct SVGAGuestPtr
124vmw_ioctl_region_ptr(struct vmw_region *region);
125
126void *
127vmw_ioctl_region_map(struct vmw_region *region);
128void
129vmw_ioctl_region_unmap(struct vmw_region *region);
130
131
132int
133vmw_ioctl_fence_finish(struct vmw_winsys_screen *vws,
134                       uint32_t handle, uint32_t flags);
135
136int
137vmw_ioctl_fence_signalled(struct vmw_winsys_screen *vws,
138                          uint32_t handle, uint32_t flags);
139
140void
141vmw_ioctl_fence_unref(struct vmw_winsys_screen *vws,
142		      uint32_t handle);
143
144
145/* Initialize parts of vmw_winsys_screen at startup:
146 */
147boolean vmw_ioctl_init(struct vmw_winsys_screen *vws);
148boolean vmw_pools_init(struct vmw_winsys_screen *vws);
149boolean vmw_query_pools_init(struct vmw_winsys_screen *vws);
150boolean vmw_winsys_screen_init_svga(struct vmw_winsys_screen *vws);
151
152void vmw_ioctl_cleanup(struct vmw_winsys_screen *vws);
153void vmw_pools_cleanup(struct vmw_winsys_screen *vws);
154
155struct vmw_winsys_screen *vmw_winsys_create(int fd, boolean use_old_scanout_flag);
156void vmw_winsys_destroy(struct vmw_winsys_screen *sws);
157void vmw_winsys_screen_set_throttling(struct pipe_screen *screen,
158				      uint32_t throttle_us);
159
160#endif /* VMW_SCREEN_H_ */
161