/* * 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); return hindex; }