1 /*
2 * Copyright (C) 2012 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 FREEDRENO_GMEM_H_
28 #define FREEDRENO_GMEM_H_
29
30 #include "pipe/p_state.h"
31 #include "util/list.h"
32
33 #include "freedreno_util.h"
34
35 /* per-pipe configuration for hw binning: */
36 struct fd_vsc_pipe {
37 uint8_t x, y, w, h; /* VSC_PIPE[p].CONFIG */
38 };
39
40 /* per-tile configuration for hw binning: */
41 struct fd_tile {
42 uint8_t p; /* index into vsc_pipe[]s */
43 uint8_t n; /* slot within pipe */
44 uint16_t bin_w, bin_h;
45 uint16_t xoff, yoff;
46 };
47
48 struct fd_gmem_stateobj {
49 struct pipe_reference reference;
50 struct fd_screen *screen;
51 void *key;
52
53 uint32_t cbuf_base[MAX_RENDER_TARGETS];
54 uint32_t zsbuf_base[2];
55 uint8_t cbuf_cpp[MAX_RENDER_TARGETS];
56 uint8_t zsbuf_cpp[2];
57 uint16_t bin_h, nbins_y;
58 uint16_t bin_w, nbins_x;
59 uint16_t minx, miny;
60 uint16_t width, height;
61 uint16_t maxpw, maxph; /* maximum pipe width/height */
62 uint8_t num_vsc_pipes; /* number of pipes for a20x */
63
64 struct fd_vsc_pipe vsc_pipe[32];
65 struct fd_tile tile[2048];
66
67 struct list_head node;
68 };
69
70 void __fd_gmem_destroy(struct fd_gmem_stateobj *gmem);
71
72 static inline void
fd_gmem_reference(struct fd_gmem_stateobj ** ptr,struct fd_gmem_stateobj * gmem)73 fd_gmem_reference(struct fd_gmem_stateobj **ptr, struct fd_gmem_stateobj *gmem)
74 {
75 struct fd_gmem_stateobj *old_gmem = *ptr;
76
77 if (pipe_reference(&(*ptr)->reference, &gmem->reference))
78 __fd_gmem_destroy(old_gmem);
79
80 *ptr = gmem;
81 }
82
83 struct fd_gmem_cache {
84 struct hash_table *ht;
85 struct list_head lru;
86 };
87
88 struct fd_batch;
89
90 void fd_gmem_render_tiles(struct fd_batch *batch);
91 unsigned fd_gmem_estimate_bins_per_pipe(struct fd_batch *batch);
92 bool fd_gmem_needs_restore(struct fd_batch *batch, const struct fd_tile *tile,
93 uint32_t buffers);
94
95 struct pipe_screen;
96 void fd_gmem_screen_init(struct pipe_screen *pscreen);
97 void fd_gmem_screen_fini(struct pipe_screen *pscreen);
98
99 #endif /* FREEDRENO_GMEM_H_ */
100