| /* |
| * Copyright © 2014 Broadcom |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the next |
| * paragraph) shall be included in all copies or substantial portions of the |
| * Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
| * IN THE SOFTWARE. |
| */ |
| |
| #include "util/u_math.h" |
| #include "util/ralloc.h" |
| #include "vc4_context.h" |
| |
| void |
| vc4_init_cl(void *mem_ctx, struct vc4_cl *cl) |
| { |
| cl->base = rzalloc_size(mem_ctx, 1); /* TODO: don't use rzalloc */ |
| cl->next = cl->base; |
| cl->size = 0; |
| } |
| |
| void |
| cl_ensure_space(struct vc4_cl *cl, uint32_t space) |
| { |
| uint32_t offset = cl_offset(cl); |
| |
| if (offset + space <= cl->size) |
| return; |
| |
| uint32_t size = MAX2(cl->size + space, cl->size * 2); |
| |
| cl->base = reralloc(ralloc_parent(cl->base), cl->base, uint8_t, size); |
| cl->size = size; |
| cl->next = cl->base + offset; |
| } |
| |
| void |
| vc4_reset_cl(struct vc4_cl *cl) |
| { |
| assert(cl->reloc_count == 0); |
| cl->next = cl->base; |
| } |
| |
| uint32_t |
| vc4_gem_hindex(struct vc4_job *job, struct vc4_bo *bo) |
| { |
| uint32_t hindex; |
| uint32_t *current_handles = job->bo_handles.base; |
| |
| for (hindex = 0; hindex < cl_offset(&job->bo_handles) / 4; hindex++) { |
| if (current_handles[hindex] == bo->handle) |
| return hindex; |
| } |
| |
| struct vc4_cl_out *out; |
| |
| out = cl_start(&job->bo_handles); |
| cl_u32(&out, bo->handle); |
| cl_end(&job->bo_handles, out); |
| |
| out = cl_start(&job->bo_pointers); |
| cl_ptr(&out, vc4_bo_reference(bo)); |
| cl_end(&job->bo_pointers, out); |
| |
| job->bo_space += bo->size; |
| |
| return hindex; |
| } |