1 /**************************************************************************
3 * Copyright 2008 VMware, Inc.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **************************************************************************/
32 * @author Jose Fonseca <jfonseca@vmware.com>
36 #include "pipe/p_compiler.h"
37 #include "pipe/p_defines.h"
38 #include "util/u_memory.h"
39 #include "util/u_debug.h"
40 #include "util/u_hash_table.h"
42 #include "pb_buffer.h"
43 #include "pb_validate.h"
46 #define PB_VALIDATE_INITIAL_SIZE 1 /* 512 */
49 struct pb_validate_entry
51 struct pb_buffer
*buf
;
58 struct pb_validate_entry
*entries
;
65 pb_validate_add_buffer(struct pb_validate
*vl
,
66 struct pb_buffer
*buf
,
67 enum pb_usage_flags flags
,
68 struct hash_table
*ht
,
69 boolean
*already_present
)
72 *already_present
= FALSE
;
76 assert(flags
& PB_USAGE_GPU_READ_WRITE
);
77 assert(!(flags
& ~PB_USAGE_GPU_READ_WRITE
));
78 flags
&= PB_USAGE_GPU_READ_WRITE
;
81 unsigned long entry_idx
= (unsigned long) util_hash_table_get(ht
, buf
);
84 struct pb_validate_entry
*entry
= &vl
->entries
[entry_idx
- 1];
86 assert(entry
->buf
== buf
);
87 entry
->flags
|= flags
;
88 *already_present
= TRUE
;
95 if(vl
->used
== vl
->size
) {
97 struct pb_validate_entry
*new_entries
;
99 new_size
= vl
->size
* 2;
101 return PIPE_ERROR_OUT_OF_MEMORY
;
103 new_entries
= (struct pb_validate_entry
*)REALLOC(vl
->entries
,
104 vl
->size
*sizeof(struct pb_validate_entry
),
105 new_size
*sizeof(struct pb_validate_entry
));
107 return PIPE_ERROR_OUT_OF_MEMORY
;
109 memset(new_entries
+ vl
->size
, 0, (new_size
- vl
->size
)*sizeof(struct pb_validate_entry
));
112 vl
->entries
= new_entries
;
115 assert(!vl
->entries
[vl
->used
].buf
);
116 pb_reference(&vl
->entries
[vl
->used
].buf
, buf
);
117 vl
->entries
[vl
->used
].flags
= flags
;
121 _mesa_hash_table_insert(ht
, buf
, (void *) (unsigned long) vl
->used
);
128 pb_validate_foreach(struct pb_validate
*vl
,
129 enum pipe_error (*callback
)(struct pb_buffer
*buf
, void *data
),
133 for(i
= 0; i
< vl
->used
; ++i
) {
135 ret
= callback(vl
->entries
[i
].buf
, data
);
144 pb_validate_validate(struct pb_validate
*vl
)
148 for(i
= 0; i
< vl
->used
; ++i
) {
150 ret
= pb_validate(vl
->entries
[i
].buf
, vl
, vl
->entries
[i
].flags
);
153 pb_validate(vl
->entries
[i
].buf
, NULL
, 0);
163 pb_validate_fence(struct pb_validate
*vl
,
164 struct pipe_fence_handle
*fence
)
167 for(i
= 0; i
< vl
->used
; ++i
) {
168 pb_fence(vl
->entries
[i
].buf
, fence
);
169 pb_reference(&vl
->entries
[i
].buf
, NULL
);
176 pb_validate_destroy(struct pb_validate
*vl
)
179 for(i
= 0; i
< vl
->used
; ++i
)
180 pb_reference(&vl
->entries
[i
].buf
, NULL
);
189 struct pb_validate
*vl
;
191 vl
= CALLOC_STRUCT(pb_validate
);
195 vl
->size
= PB_VALIDATE_INITIAL_SIZE
;
196 vl
->entries
= (struct pb_validate_entry
*)CALLOC(vl
->size
, sizeof(struct pb_validate_entry
));