1 /**************************************************************************
3 * Copyright 2007 VMware, Inc.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **************************************************************************/
30 * Keith Whitwell <keithw@vmware.com>
34 #include "main/glheader.h"
35 #include "main/macros.h"
36 #include "main/context.h"
37 #include "st_context.h"
38 #include "st_cb_bitmap.h"
39 #include "st_cb_flush.h"
40 #include "st_cb_clear.h"
41 #include "st_cb_fbo.h"
42 #include "st_context.h"
43 #include "st_manager.h"
44 #include "pipe/p_context.h"
45 #include "pipe/p_defines.h"
46 #include "pipe/p_screen.h"
47 #include "util/u_gen_mipmap.h"
51 st_flush(struct st_context
*st
,
52 struct pipe_fence_handle
**fence
,
55 st_flush_bitmap_cache(st
);
57 /* We want to call this function periodically.
58 * Typically, it has nothing to do so it shouldn't be expensive.
60 st_context_free_zombie_objects(st
);
62 st
->pipe
->flush(st
->pipe
, fence
, flags
);
67 * Flush, and wait for completion.
70 st_finish(struct st_context
*st
)
72 struct pipe_fence_handle
*fence
= NULL
;
74 st_flush(st
, &fence
, PIPE_FLUSH_ASYNC
| PIPE_FLUSH_HINT_FINISH
);
77 st
->pipe
->screen
->fence_finish(st
->pipe
->screen
, NULL
, fence
,
78 PIPE_TIMEOUT_INFINITE
);
79 st
->pipe
->screen
->fence_reference(st
->pipe
->screen
, &fence
, NULL
);
82 st_manager_flush_swapbuffers();
88 * Called via ctx->Driver.Flush()
91 st_glFlush(struct gl_context
*ctx
)
93 struct st_context
*st
= st_context(ctx
);
95 /* Don't call st_finish() here. It is not the state tracker's
96 * responsibilty to inject sleeps in the hope of avoiding buffer
97 * synchronization issues. Calling finish() here will just hide
98 * problems that need to be fixed elsewhere.
100 st_flush(st
, NULL
, 0);
102 st_manager_flush_frontbuffer(st
);
107 * Called via ctx->Driver.Finish()
110 st_glFinish(struct gl_context
*ctx
)
112 struct st_context
*st
= st_context(ctx
);
116 st_manager_flush_frontbuffer(st
);
121 gl_reset_status_from_pipe_reset_status(enum pipe_reset_status status
)
126 case PIPE_GUILTY_CONTEXT_RESET
:
127 return GL_GUILTY_CONTEXT_RESET_ARB
;
128 case PIPE_INNOCENT_CONTEXT_RESET
:
129 return GL_INNOCENT_CONTEXT_RESET_ARB
;
130 case PIPE_UNKNOWN_CONTEXT_RESET
:
131 return GL_UNKNOWN_CONTEXT_RESET_ARB
;
140 * Query information about GPU resets observed by this context
142 * Called via \c dd_function_table::GetGraphicsResetStatus.
145 st_get_graphics_reset_status(struct gl_context
*ctx
)
147 struct st_context
*st
= st_context(ctx
);
148 enum pipe_reset_status status
;
150 if (st
->reset_status
!= PIPE_NO_RESET
) {
151 status
= st
->reset_status
;
152 st
->reset_status
= PIPE_NO_RESET
;
154 status
= st
->pipe
->get_device_reset_status(st
->pipe
);
157 return gl_reset_status_from_pipe_reset_status(status
);
162 st_device_reset_callback(void *data
, enum pipe_reset_status status
)
164 struct st_context
*st
= data
;
166 assert(status
!= PIPE_NO_RESET
);
168 st
->reset_status
= status
;
169 _mesa_set_context_lost_dispatch(st
->ctx
);
174 st_install_device_reset_callback(struct st_context
*st
)
176 if (st
->pipe
->set_device_reset_callback
) {
177 struct pipe_device_reset_callback cb
;
178 cb
.reset
= st_device_reset_callback
;
180 st
->pipe
->set_device_reset_callback(st
->pipe
, &cb
);
186 st_init_flush_functions(struct pipe_screen
*screen
,
187 struct dd_function_table
*functions
)
189 functions
->Flush
= st_glFlush
;
190 functions
->Finish
= st_glFinish
;
192 if (screen
->get_param(screen
, PIPE_CAP_DEVICE_RESET_STATUS_QUERY
))
193 functions
->GetGraphicsResetStatus
= st_get_graphics_reset_status
;