1 /*
2 * Copyright © 2008 Jérôme Glisse
3 * Copyright © 2011 Marek Olšák <[email protected]>
4 *
5 * SPDX-License-Identifier: MIT
6 */
7
8 #ifndef RADEON_DRM_BO_H
9 #define RADEON_DRM_BO_H
10
11 #include "radeon_drm_winsys.h"
12 #include "util/u_thread.h"
13 #include "pipebuffer/pb_slab.h"
14
15 struct radeon_bo {
16 struct pb_buffer_lean base;
17 union {
18 struct {
19 struct pb_cache_entry cache_entry;
20
21 void *ptr;
22 mtx_t map_mutex;
23 unsigned map_count;
24 bool use_reusable_pool;
25 } real;
26 struct {
27 struct pb_slab_entry entry;
28 struct radeon_bo *real;
29
30 unsigned num_fences;
31 unsigned max_fences;
32 struct radeon_bo **fences;
33 } slab;
34 } u;
35
36 struct radeon_drm_winsys *rws;
37 void *user_ptr; /* from buffer_from_ptr */
38
39 uint32_t handle; /* 0 for slab entries */
40 uint32_t flink_name;
41 uint64_t va;
42 uint32_t hash;
43 enum radeon_bo_domain initial_domain;
44
45 /* how many command streams is this bo referenced in? */
46 int num_cs_references;
47
48 /* how many command streams, which are being emitted in a separate
49 * thread, is this bo referenced in? */
50 int num_active_ioctls;
51 };
52
53 struct radeon_slab {
54 struct pb_slab base;
55 struct radeon_bo *buffer;
56 struct radeon_bo *entries;
57 };
58
59 void radeon_bo_destroy(void *winsys, struct pb_buffer_lean *_buf);
60 bool radeon_bo_can_reclaim(void *winsys, struct pb_buffer_lean *_buf);
61 void radeon_drm_bo_init_functions(struct radeon_drm_winsys *ws);
62
63 bool radeon_bo_can_reclaim_slab(void *priv, struct pb_slab_entry *entry);
64 struct pb_slab *radeon_bo_slab_alloc(void *priv, unsigned heap,
65 unsigned entry_size,
66 unsigned group_index);
67 void radeon_bo_slab_free(void *priv, struct pb_slab *slab);
68
69 static inline void
radeon_ws_bo_reference(struct radeon_winsys * rws,struct radeon_bo ** dst,struct radeon_bo * src)70 radeon_ws_bo_reference(struct radeon_winsys *rws, struct radeon_bo **dst,
71 struct radeon_bo *src)
72 {
73 radeon_bo_reference(rws, (struct pb_buffer_lean**)dst, (struct pb_buffer_lean*)src);
74 }
75
76 void *radeon_bo_do_map(struct radeon_bo *bo);
77
78 #endif
79