2 * Copyright (C) 2016 Rob Clark <robclark@freedesktop.org>
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:
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
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
24 * Rob Clark <robclark@freedesktop.org>
27 #ifndef FREEDRENO_BATCH_CACHE_H_
28 #define FREEDRENO_BATCH_CACHE_H_
30 #include "pipe/p_state.h"
38 struct fd_batch_cache
{
39 struct hash_table
*ht
;
42 /* set of active batches.. there is an upper limit on the number of
43 * in-flight batches, for two reasons:
44 * 1) to avoid big spikes in number of batches in edge cases, such as
45 * game startup (ie, lots of texture uploads, but no usages yet of
47 * 2) so we can use a simple bitmask in fd_resource to track which
48 * batches have reference to the resource
50 struct fd_batch
*batches
[32];
54 /* note: if batches get unref'd in the body of the loop, they are removed
55 * from the various masks.. but since we copy the mask at the beginning of
56 * the loop into _m, we need the &= at the end of the loop to make sure
57 * we don't have stale bits in _m
59 #define foreach_batch(batch, cache, mask) \
60 for (uint32_t _m = (mask); _m && ((batch) = (cache)->batches[u_bit_scan(&_m)]); _m &= (mask))
62 void fd_bc_init(struct fd_batch_cache
*cache
);
63 void fd_bc_fini(struct fd_batch_cache
*cache
);
65 void fd_bc_flush(struct fd_batch_cache
*cache
, struct fd_context
*ctx
);
67 void fd_bc_invalidate_context(struct fd_context
*ctx
);
68 void fd_bc_invalidate_batch(struct fd_batch
*batch
, bool destroy
);
69 void fd_bc_invalidate_resource(struct fd_resource
*rsc
, bool destroy
);
70 struct fd_batch
* fd_bc_alloc_batch(struct fd_batch_cache
*cache
, struct fd_context
*ctx
);
72 struct fd_batch
* fd_batch_from_fb(struct fd_batch_cache
*cache
,
73 struct fd_context
*ctx
, const struct pipe_framebuffer_state
*pfb
);
75 #endif /* FREEDRENO_BATCH_CACHE_H_ */