1 /*
2 * Copyright (C) 2016 Rob Clark <robclark@freedesktop.org>
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 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * 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 NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 * SOFTWARE.
22 *
23 * Authors:
24 * Rob Clark <robclark@freedesktop.org>
25 */
26
27 #ifndef FD5_CONTEXT_H_
28 #define FD5_CONTEXT_H_
29
30 #include "util/u_upload_mgr.h"
31
32 #include "freedreno_drmif.h"
33
34 #include "freedreno_context.h"
35
36 #include "ir3_shader.h"
37
38 struct fd5_context {
39 struct fd_context base;
40
41 struct fd_bo *vs_pvt_mem, *fs_pvt_mem;
42
43 /* This only needs to be 4 * num_of_pipes bytes (ie. 32 bytes). We
44 * could combine it with another allocation.
45 *
46 * (upper area used as scratch bo.. see fd5_query)
47 *
48 * XXX remove if unneeded after binning r/e..
49 */
50 struct fd_bo *vsc_size_mem;
51
52 /* TODO not sure what this is for.. probably similar to
53 * CACHE_FLUSH_TS on kernel side, where value gets written
54 * to this address synchronized w/ 3d (ie. a way to
55 * synchronize when the CP is running far ahead)
56 */
57 struct fd_bo *blit_mem;
58
59 struct u_upload_mgr *border_color_uploader;
60 struct pipe_resource *border_color_buf;
61
62 /* if *any* of bits are set in {v,f}saturate_{s,t,r} */
63 bool vsaturate, fsaturate;
64
65 /* bitmask of sampler which needs coords clamped for vertex
66 * shader:
67 */
68 uint16_t vsaturate_s, vsaturate_t, vsaturate_r;
69
70 /* bitmask of sampler which needs coords clamped for frag
71 * shader:
72 */
73 uint16_t fsaturate_s, fsaturate_t, fsaturate_r;
74
75 /* bitmask of samplers which need astc srgb workaround: */
76 uint16_t vastc_srgb, fastc_srgb;
77
78 /* some state changes require a different shader variant. Keep
79 * track of this so we know when we need to re-emit shader state
80 * due to variant change. See fixup_shader_state()
81 */
82 struct ir3_shader_key last_key;
83 };
84
85 static inline struct fd5_context *
fd5_context(struct fd_context * ctx)86 fd5_context(struct fd_context *ctx)
87 {
88 return (struct fd5_context *)ctx;
89 }
90
91 struct pipe_context *
92 fd5_context_create(struct pipe_screen *pscreen, void *priv, unsigned flags);
93
94 #endif /* FD5_CONTEXT_H_ */
95