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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 5564 | serge | 1 | /* |
| 2 | * Copyright © 2014 Broadcom |
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| 3 | * |
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| 4 | * Permission is hereby granted, free of charge, to any person obtaining a |
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| 5 | * copy of this software and associated documentation files (the "Software"), |
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| 6 | * to deal in the Software without restriction, including without limitation |
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| 7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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| 8 | * and/or sell copies of the Software, and to permit persons to whom the |
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| 9 | * Software is furnished to do so, subject to the following conditions: |
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| 10 | * |
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| 11 | * The above copyright notice and this permission notice (including the next |
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| 12 | * paragraph) shall be included in all copies or substantial portions of the |
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| 13 | * Software. |
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| 14 | * |
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| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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| 16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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| 18 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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| 19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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| 20 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
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| 21 | * IN THE SOFTWARE. |
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| 22 | */ |
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| 23 | |||
| 24 | #include "util/u_math.h" |
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| 25 | #include "util/ralloc.h" |
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| 26 | #include "vc4_context.h" |
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| 27 | |||
| 28 | void |
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| 29 | vc4_init_cl(struct vc4_context *vc4, struct vc4_cl *cl) |
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| 30 | { |
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| 31 | cl->base = ralloc_size(vc4, 1); |
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| 32 | cl->next = cl->base; |
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| 33 | cl->size = 0; |
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| 34 | } |
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| 35 | |||
| 36 | void |
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| 37 | cl_ensure_space(struct vc4_cl *cl, uint32_t space) |
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| 38 | { |
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| 39 | if ((cl->next - cl->base) + space <= cl->size) |
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| 40 | return; |
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| 41 | |||
| 42 | uint32_t size = MAX2(cl->size + space, cl->size * 2); |
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| 43 | uint32_t offset = cl->next -cl->base; |
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| 44 | |||
| 45 | cl->base = reralloc(ralloc_parent(cl->base), cl->base, uint8_t, size); |
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| 46 | cl->size = size; |
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| 47 | cl->next = cl->base + offset; |
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| 48 | } |
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| 49 | |||
| 50 | void |
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| 51 | vc4_reset_cl(struct vc4_cl *cl) |
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| 52 | { |
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| 53 | assert(cl->reloc_count == 0); |
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| 54 | cl->next = cl->base; |
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| 55 | } |
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| 56 | |||
| 57 | uint32_t |
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| 58 | vc4_gem_hindex(struct vc4_context *vc4, struct vc4_bo *bo) |
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| 59 | { |
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| 60 | uint32_t hindex; |
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| 61 | uint32_t *current_handles = vc4->bo_handles.base; |
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| 62 | |||
| 63 | for (hindex = 0; |
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| 64 | hindex < (vc4->bo_handles.next - vc4->bo_handles.base) / 4; |
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| 65 | hindex++) { |
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| 66 | if (current_handles[hindex] == bo->handle) |
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| 67 | return hindex; |
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| 68 | } |
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| 69 | |||
| 70 | cl_u32(&vc4->bo_handles, bo->handle); |
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| 71 | cl_ptr(&vc4->bo_pointers, vc4_bo_reference(bo)); |
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| 72 | |||
| 73 | return hindex; |
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| 74 | } |