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: */
36struct fd_vsc_pipe {
37   uint8_t x, y, w, h; /* VSC_PIPE[p].CONFIG */
38};
39
40/* per-tile configuration for hw binning: */
41struct 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
48struct 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
70void __fd_gmem_destroy(struct fd_gmem_stateobj *gmem);
71
72static inline void
73fd_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
83struct fd_gmem_cache {
84   struct hash_table *ht;
85   struct list_head lru;
86};
87
88struct fd_batch;
89
90void fd_gmem_render_tiles(struct fd_batch *batch) assert_dt;
91unsigned fd_gmem_estimate_bins_per_pipe(struct fd_batch *batch);
92bool fd_gmem_needs_restore(struct fd_batch *batch, const struct fd_tile *tile,
93                           uint32_t buffers);
94
95struct pipe_screen;
96void fd_gmem_screen_init(struct pipe_screen *pscreen);
97void fd_gmem_screen_fini(struct pipe_screen *pscreen);
98
99#endif /* FREEDRENO_GMEM_H_ */
100