/* * Copyright (c) 2012-2015 Etnaviv Project * * 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, sub license, * 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 NON-INFRINGEMENT. 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. * * Authors: * Wladimir J. van der Laan * Rob Clark */ #include #include "etnaviv_fence.h" #include "etnaviv_context.h" #include "etnaviv_screen.h" #include "util/u_inlines.h" #include "util/u_memory.h" struct pipe_fence_handle { struct pipe_reference reference; struct etna_context *ctx; struct etna_screen *screen; int fence_fd; uint32_t timestamp; }; static void etna_fence_destroy(struct pipe_fence_handle *fence) { if (fence->fence_fd != -1) close(fence->fence_fd); FREE(fence); } static void etna_screen_fence_reference(struct pipe_screen *pscreen, struct pipe_fence_handle **ptr, struct pipe_fence_handle *fence) { if (pipe_reference(&(*ptr)->reference, &fence->reference)) etna_fence_destroy(*ptr); *ptr = fence; } static boolean etna_screen_fence_finish(struct pipe_screen *pscreen, struct pipe_context *ctx, struct pipe_fence_handle *fence, uint64_t timeout) { if (fence->fence_fd != -1) return !sync_wait(fence->fence_fd, timeout / 1000000); if (etna_pipe_wait_ns(fence->screen->pipe, fence->timestamp, timeout)) return false; return true; } void etna_create_fence_fd(struct pipe_context *pctx, struct pipe_fence_handle **pfence, int fd) { *pfence = etna_fence_create(pctx, dup(fd)); } void etna_fence_server_sync(struct pipe_context *pctx, struct pipe_fence_handle *pfence) { struct etna_context *ctx = etna_context(pctx); sync_accumulate("etnaviv", &ctx->in_fence_fd, pfence->fence_fd); } static int etna_screen_fence_get_fd(struct pipe_screen *pscreen, struct pipe_fence_handle *pfence) { return dup(pfence->fence_fd); } struct pipe_fence_handle * etna_fence_create(struct pipe_context *pctx, int fence_fd) { struct pipe_fence_handle *fence; struct etna_context *ctx = etna_context(pctx); fence = CALLOC_STRUCT(pipe_fence_handle); if (!fence) return NULL; pipe_reference_init(&fence->reference, 1); fence->ctx = ctx; fence->screen = ctx->screen; fence->timestamp = etna_cmd_stream_timestamp(ctx->stream); fence->fence_fd = fence_fd; return fence; } void etna_fence_screen_init(struct pipe_screen *pscreen) { pscreen->fence_reference = etna_screen_fence_reference; pscreen->fence_finish = etna_screen_fence_finish; pscreen->fence_get_fd = etna_screen_fence_get_fd; }