2 * Copyright © 2014 Broadcom
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
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
24 #include "util/u_math.h"
25 #include "util/ralloc.h"
26 #include "vc4_context.h"
29 vc4_init_cl(struct vc4_job
*job
, struct vc4_cl
*cl
)
31 cl
->base
= rzalloc_size(job
, 1); /* TODO: don't use rzalloc */
38 cl_ensure_space(struct vc4_cl
*cl
, uint32_t space
)
40 uint32_t offset
= cl_offset(cl
);
42 if (offset
+ space
<= cl
->size
)
45 uint32_t size
= MAX2(cl
->size
+ space
, cl
->size
* 2);
47 cl
->base
= reralloc(ralloc_parent(cl
->base
), cl
->base
, uint8_t, size
);
49 cl
->next
= cl
->base
+ offset
;
53 vc4_reset_cl(struct vc4_cl
*cl
)
55 assert(cl
->reloc_count
== 0);
60 vc4_gem_hindex(struct vc4_job
*job
, struct vc4_bo
*bo
)
63 uint32_t *current_handles
= job
->bo_handles
.base
;
64 uint32_t cl_hindex_count
= cl_offset(&job
->bo_handles
) / 4;
65 uint32_t last_hindex
= bo
->last_hindex
; /* volatile read! */
67 if (last_hindex
< cl_hindex_count
&&
68 current_handles
[last_hindex
] == bo
->handle
) {
72 for (hindex
= 0; hindex
< cl_hindex_count
; hindex
++) {
73 if (current_handles
[hindex
] == bo
->handle
) {
74 bo
->last_hindex
= hindex
;
79 struct vc4_cl_out
*out
;
81 out
= cl_start(&job
->bo_handles
);
82 cl_u32(&out
, bo
->handle
);
83 cl_end(&job
->bo_handles
, out
);
85 out
= cl_start(&job
->bo_pointers
);
86 cl_ptr(&out
, vc4_bo_reference(bo
));
87 cl_end(&job
->bo_pointers
, out
);
89 job
->bo_space
+= bo
->size
;
91 bo
->last_hindex
= hindex
;