1 /*
2 * Copyright 2014, 2015 Red Hat.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE.
22 */
23 #ifndef VIRGL_CONTEXT_H
24 #define VIRGL_CONTEXT_H
25
26 #include "pipe/p_state.h"
27 #include "pipe/p_context.h"
28 #include "util/slab.h"
29 #include "util/list.h"
30
31 struct pipe_screen;
32 struct tgsi_token;
33 struct u_upload_mgr;
34 struct virgl_cmd_buf;
35
36 struct virgl_sampler_view {
37 struct pipe_sampler_view base;
38 uint32_t handle;
39 };
40
41 struct virgl_so_target {
42 struct pipe_stream_output_target base;
43 uint32_t handle;
44 };
45
46 struct virgl_textures_info {
47 struct virgl_sampler_view *views[16];
48 uint32_t enabled_mask;
49 };
50
51 struct virgl_context {
52 struct pipe_context base;
53 struct virgl_cmd_buf *cbuf;
54
55 struct virgl_textures_info samplers[PIPE_SHADER_TYPES];
56
57 struct pipe_framebuffer_state framebuffer;
58
59 struct slab_child_pool texture_transfer_pool;
60
61 struct u_upload_mgr *uploader;
62
63 struct pipe_vertex_buffer vertex_buffer[PIPE_MAX_ATTRIBS];
64 unsigned num_vertex_buffers;
65 boolean vertex_array_dirty;
66
67 struct virgl_so_target so_targets[PIPE_MAX_SO_BUFFERS];
68 unsigned num_so_targets;
69
70 struct pipe_resource *ubos[PIPE_SHADER_TYPES][PIPE_MAX_CONSTANT_BUFFERS];
71 int num_transfers;
72 int num_draws;
73 struct list_head to_flush_bufs;
74
75 struct primconvert_context *primconvert;
76 uint32_t hw_sub_ctx_id;
77 };
78
79 static inline struct virgl_sampler_view *
virgl_sampler_view(struct pipe_sampler_view * view)80 virgl_sampler_view(struct pipe_sampler_view *view)
81 {
82 return (struct virgl_sampler_view *)view;
83 };
84
85 static inline struct virgl_so_target *
virgl_so_target(struct pipe_stream_output_target * target)86 virgl_so_target(struct pipe_stream_output_target *target)
87 {
88 return (struct virgl_so_target *)target;
89 }
90
virgl_context(struct pipe_context * ctx)91 static inline struct virgl_context *virgl_context(struct pipe_context *ctx)
92 {
93 return (struct virgl_context *)ctx;
94 }
95
96 struct pipe_context *virgl_context_create(struct pipe_screen *pscreen,
97 void *priv, unsigned flags);
98
99 void virgl_init_blit_functions(struct virgl_context *vctx);
100 void virgl_init_query_functions(struct virgl_context *vctx);
101 void virgl_init_so_functions(struct virgl_context *vctx);
102
103 void virgl_transfer_inline_write(struct pipe_context *ctx,
104 struct pipe_resource *res,
105 unsigned level,
106 unsigned usage,
107 const struct pipe_box *box,
108 const void *data,
109 unsigned stride,
110 unsigned layer_stride);
111
112 struct tgsi_token *virgl_tgsi_transform(const struct tgsi_token *tokens_in);
113
114 #endif
115