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
53 struct pb_manager;
54 struct vmw_region;
55
56
57 struct 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
82 static INLINE struct vmw_winsys_screen *
vmw_winsys_screen(struct svga_winsys_screen * base)83 vmw_winsys_screen(struct svga_winsys_screen *base)
84 {
85 return (struct vmw_winsys_screen *)base;
86 }
87
88 /* */
89 uint32
90 vmw_ioctl_context_create(struct vmw_winsys_screen *vws);
91
92 void
93 vmw_ioctl_context_destroy(struct vmw_winsys_screen *vws,
94 uint32 cid);
95
96 uint32
97 vmw_ioctl_surface_create(struct vmw_winsys_screen *vws,
98 SVGA3dSurfaceFlags flags,
99 SVGA3dSurfaceFormat format,
100 SVGA3dSize size,
101 uint32 numFaces,
102 uint32 numMipLevels);
103
104 void
105 vmw_ioctl_surface_destroy(struct vmw_winsys_screen *vws,
106 uint32 sid);
107
108 void
109 vmw_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
116 struct vmw_region *
117 vmw_ioctl_region_create(struct vmw_winsys_screen *vws, uint32_t size);
118
119 void
120 vmw_ioctl_region_destroy(struct vmw_region *region);
121
122 struct SVGAGuestPtr
123 vmw_ioctl_region_ptr(struct vmw_region *region);
124
125 void *
126 vmw_ioctl_region_map(struct vmw_region *region);
127 void
128 vmw_ioctl_region_unmap(struct vmw_region *region);
129
130
131 int
132 vmw_ioctl_fence_finish(struct vmw_winsys_screen *vws,
133 uint32_t handle, uint32_t flags);
134
135 int
136 vmw_ioctl_fence_signalled(struct vmw_winsys_screen *vws,
137 uint32_t handle, uint32_t flags);
138
139 void
140 vmw_ioctl_fence_unref(struct vmw_winsys_screen *vws,
141 uint32_t handle);
142
143
144 /* Initialize parts of vmw_winsys_screen at startup:
145 */
146 boolean vmw_ioctl_init(struct vmw_winsys_screen *vws);
147 boolean vmw_pools_init(struct vmw_winsys_screen *vws);
148 boolean vmw_query_pools_init(struct vmw_winsys_screen *vws);
149 boolean vmw_winsys_screen_init_svga(struct vmw_winsys_screen *vws);
150
151 void vmw_ioctl_cleanup(struct vmw_winsys_screen *vws);
152 void vmw_pools_cleanup(struct vmw_winsys_screen *vws);
153
154 struct vmw_winsys_screen *vmw_winsys_create(int fd, boolean use_old_scanout_flag);
155 void vmw_winsys_destroy(struct vmw_winsys_screen *sws);
156 void vmw_winsys_screen_set_throttling(struct pipe_screen *screen,
157 uint32_t throttle_us);
158
159 #endif /* VMW_SCREEN_H_ */
160