1 /**********************************************************
2 * Copyright 2008-2009 VMware, Inc. All rights reserved.
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:
12 * The above copyright notice and this permission notice shall be
13 * included in all copies or substantial portions of the Software.
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
24 **********************************************************/
28 #include "pipe/p_defines.h"
29 #include "util/u_inlines.h"
30 #include "pipe/p_screen.h"
31 #include "util/u_memory.h"
32 #include "util/u_bitmask.h"
33 #include "util/u_upload_mgr.h"
35 #include "svga_context.h"
36 #include "svga_screen.h"
37 #include "svga_resource_texture.h"
38 #include "svga_resource_buffer.h"
39 #include "svga_resource.h"
40 #include "svga_winsys.h"
41 #include "svga_swtnl.h"
42 #include "svga_draw.h"
43 #include "svga_debug.h"
44 #include "svga_state.h"
47 static void svga_destroy( struct pipe_context
*pipe
)
49 struct svga_context
*svga
= svga_context( pipe
);
52 svga_cleanup_framebuffer( svga
);
53 svga_cleanup_tss_binding( svga
);
55 svga_hwtnl_destroy( svga
->hwtnl
);
57 svga_cleanup_vertex_state(svga
);
59 svga
->swc
->destroy(svga
->swc
);
61 svga_destroy_swtnl( svga
);
63 u_upload_destroy( svga
->upload_vb
);
64 u_upload_destroy( svga
->upload_ib
);
66 util_bitmask_destroy( svga
->vs_bm
);
67 util_bitmask_destroy( svga
->fs_bm
);
69 for(shader
= 0; shader
< PIPE_SHADER_TYPES
; ++shader
)
70 pipe_resource_reference( &svga
->curr
.cb
[shader
], NULL
);
77 struct pipe_context
*svga_context_create( struct pipe_screen
*screen
,
80 struct svga_screen
*svgascreen
= svga_screen(screen
);
81 struct svga_context
*svga
= NULL
;
84 svga
= CALLOC_STRUCT(svga_context
);
88 svga
->pipe
.winsys
= screen
->winsys
;
89 svga
->pipe
.screen
= screen
;
90 svga
->pipe
.priv
= priv
;
91 svga
->pipe
.destroy
= svga_destroy
;
92 svga
->pipe
.clear
= svga_clear
;
94 svga
->swc
= svgascreen
->sws
->context_create(svgascreen
->sws
);
98 svga_init_resource_functions(svga
);
99 svga_init_blend_functions(svga
);
100 svga_init_blit_functions(svga
);
101 svga_init_depth_stencil_functions(svga
);
102 svga_init_draw_functions(svga
);
103 svga_init_flush_functions(svga
);
104 svga_init_misc_functions(svga
);
105 svga_init_rasterizer_functions(svga
);
106 svga_init_sampler_functions(svga
);
107 svga_init_fs_functions(svga
);
108 svga_init_vs_functions(svga
);
109 svga_init_vertex_functions(svga
);
110 svga_init_constbuffer_functions(svga
);
111 svga_init_query_functions(svga
);
115 svga
->debug
.no_swtnl
= debug_get_bool_option("SVGA_NO_SWTNL", FALSE
);
116 svga
->debug
.force_swtnl
= debug_get_bool_option("SVGA_FORCE_SWTNL", FALSE
);
117 svga
->debug
.use_min_mipmap
= debug_get_bool_option("SVGA_USE_MIN_MIPMAP", FALSE
);
118 svga
->debug
.disable_shader
= debug_get_num_option("SVGA_DISABLE_SHADER", ~0);
120 if (!svga_init_swtnl(svga
))
123 svga
->fs_bm
= util_bitmask_create();
124 if (svga
->fs_bm
== NULL
)
127 svga
->vs_bm
= util_bitmask_create();
128 if (svga
->vs_bm
== NULL
)
131 svga
->upload_ib
= u_upload_create( &svga
->pipe
,
134 PIPE_BIND_INDEX_BUFFER
);
135 if (svga
->upload_ib
== NULL
)
138 svga
->upload_vb
= u_upload_create( &svga
->pipe
,
141 PIPE_BIND_VERTEX_BUFFER
);
142 if (svga
->upload_vb
== NULL
)
145 svga
->hwtnl
= svga_hwtnl_create( svga
,
148 if (svga
->hwtnl
== NULL
)
152 ret
= svga_emit_initial_state( svga
);
156 /* Avoid shortcircuiting state with initial value of zero.
158 memset(&svga
->state
.hw_clear
, 0xcd, sizeof(svga
->state
.hw_clear
));
159 memset(&svga
->state
.hw_clear
.framebuffer
, 0x0,
160 sizeof(svga
->state
.hw_clear
.framebuffer
));
162 memset(&svga
->state
.hw_draw
, 0xcd, sizeof(svga
->state
.hw_draw
));
163 memset(&svga
->state
.hw_draw
.views
, 0x0, sizeof(svga
->state
.hw_draw
.views
));
164 svga
->state
.hw_draw
.num_views
= 0;
168 LIST_INITHEAD(&svga
->dirty_buffers
);
173 svga_hwtnl_destroy( svga
->hwtnl
);
175 u_upload_destroy( svga
->upload_vb
);
177 u_upload_destroy( svga
->upload_ib
);
179 util_bitmask_destroy( svga
->vs_bm
);
181 util_bitmask_destroy( svga
->fs_bm
);
183 svga_destroy_swtnl(svga
);
185 svga
->swc
->destroy(svga
->swc
);
193 void svga_context_flush( struct svga_context
*svga
,
194 struct pipe_fence_handle
**pfence
)
196 struct svga_screen
*svgascreen
= svga_screen(svga
->pipe
.screen
);
197 struct pipe_fence_handle
*fence
= NULL
;
199 svga
->curr
.nr_fbs
= 0;
201 /* Unmap upload manager buffers:
203 u_upload_flush(svga
->upload_vb
);
204 u_upload_flush(svga
->upload_ib
);
206 /* Ensure that texture dma uploads are processed
207 * before submitting commands.
209 svga_context_flush_buffers(svga
);
211 /* Flush pending commands to hardware:
213 svga
->swc
->flush(svga
->swc
, &fence
);
215 svga_screen_cache_flush(svgascreen
, fence
);
217 if (SVGA_DEBUG
& DEBUG_SYNC
) {
219 svga
->pipe
.screen
->fence_finish( svga
->pipe
.screen
, fence
, 0);
225 svgascreen
->sws
->fence_reference(svgascreen
->sws
, &fence
, NULL
);
229 void svga_hwtnl_flush_retry( struct svga_context
*svga
)
231 enum pipe_error ret
= PIPE_OK
;
233 ret
= svga_hwtnl_flush( svga
->hwtnl
);
234 if (ret
== PIPE_ERROR_OUT_OF_MEMORY
) {
235 svga_context_flush( svga
, NULL
);
236 ret
= svga_hwtnl_flush( svga
->hwtnl
);
242 struct svga_winsys_context
*
243 svga_winsys_context( struct pipe_context
*pipe
)
245 return svga_context( pipe
)->swc
;