1 /* 2 * Copyright (C) 2014-2015 Etnaviv Project 3 * 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: 10 * 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 13 * Software. 14 * 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 FROM, 20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 * SOFTWARE. 22 * 23 * Authors: 24 * Christian Gmeiner <christian.gmeiner (at) gmail.com> 25 */ 26 27 #ifdef HAVE_CONFIG_H 28 # include <config.h> 29 #endif 30 31 #include "etnaviv_priv.h" 32 33 int etna_pipe_wait(struct etna_pipe *pipe, uint32_t timestamp, uint32_t ms) 34 { 35 return etna_pipe_wait_ns(pipe, timestamp, ms * 1000000); 36 } 37 38 int etna_pipe_wait_ns(struct etna_pipe *pipe, uint32_t timestamp, uint64_t ns) 39 { 40 struct etna_device *dev = pipe->gpu->dev; 41 int ret; 42 43 struct drm_etnaviv_wait_fence req = { 44 .pipe = pipe->gpu->core, 45 .fence = timestamp, 46 }; 47 48 if (ns == 0) 49 req.flags |= ETNA_WAIT_NONBLOCK; 50 51 get_abs_timeout(&req.timeout, ns); 52 53 ret = drmCommandWrite(dev->fd, DRM_ETNAVIV_WAIT_FENCE, &req, sizeof(req)); 54 if (ret) { 55 ERROR_MSG("wait-fence failed! %d (%s)", ret, strerror(errno)); 56 return ret; 57 } 58 59 return 0; 60 } 61 62 void etna_pipe_del(struct etna_pipe *pipe) 63 { 64 free(pipe); 65 } 66 67 struct etna_pipe *etna_pipe_new(struct etna_gpu *gpu, enum etna_pipe_id id) 68 { 69 struct etna_pipe *pipe; 70 71 pipe = calloc(1, sizeof(*pipe)); 72 if (!pipe) { 73 ERROR_MSG("allocation failed"); 74 goto fail; 75 } 76 77 pipe->id = id; 78 pipe->gpu = gpu; 79 80 return pipe; 81 fail: 82 return NULL; 83 } 84