1 // 2 // Copyright 2012 Francisco Jerez 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 shall be included in 12 // all copies or substantial portions of the Software. 13 // 14 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 // OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 // ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 // OTHER DEALINGS IN THE SOFTWARE. 21 // 22 23 #include "core/queue.hpp" 24 #include "core/event.hpp" 25 #include "pipe/p_screen.h" 26 #include "pipe/p_context.h" 27 #include "pipe/p_state.h" 28 29 using namespace clover; 30 31 namespace { 32 void 33 debug_notify_callback(void *data, 34 unsigned *id, 35 enum pipe_debug_type type, 36 const char *fmt, 37 va_list args) { 38 const command_queue *queue = (const command_queue *)data; 39 char buffer[1024]; 40 vsnprintf(buffer, sizeof(buffer), fmt, args); 41 queue->context().notify(buffer); 42 } 43 } 44 45 command_queue::command_queue(clover::context &ctx, clover::device &dev, 46 cl_command_queue_properties props) : 47 context(ctx), device(dev), props(props) { 48 pipe = dev.pipe->context_create(dev.pipe, NULL, PIPE_CONTEXT_COMPUTE_ONLY); 49 if (!pipe) 50 throw error(CL_INVALID_DEVICE); 51 52 if (ctx.notify) { 53 struct pipe_debug_callback cb; 54 memset(&cb, 0, sizeof(cb)); 55 cb.debug_message = &debug_notify_callback; 56 cb.data = this; 57 if (pipe->set_debug_callback) 58 pipe->set_debug_callback(pipe, &cb); 59 } 60 } 61 62 command_queue::~command_queue() { 63 pipe->destroy(pipe); 64 } 65 66 void 67 command_queue::flush() { 68 pipe_screen *screen = device().pipe; 69 pipe_fence_handle *fence = NULL; 70 71 std::lock_guard<std::mutex> lock(queued_events_mutex); 72 if (!queued_events.empty()) { 73 pipe->flush(pipe, &fence, 0); 74 75 while (!queued_events.empty() && 76 queued_events.front()().signalled()) { 77 queued_events.front()().fence(fence); 78 queued_events.pop_front(); 79 } 80 81 screen->fence_reference(screen, &fence, NULL); 82 } 83 } 84 85 cl_command_queue_properties 86 command_queue::properties() const { 87 return props; 88 } 89 90 bool 91 command_queue::profiling_enabled() const { 92 return props & CL_QUEUE_PROFILING_ENABLE; 93 } 94 95 void 96 command_queue::sequence(hard_event &ev) { 97 std::lock_guard<std::mutex> lock(queued_events_mutex); 98 if (!queued_events.empty()) 99 queued_events.back()().chain(ev); 100 101 queued_events.push_back(ev); 102 } 103