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 BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
18 // WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
19 // OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20 // SOFTWARE.
21 //
22
23 #include "api/util.hpp"
24 #include "core/queue.hpp"
25
26 using namespace clover;
27
28 PUBLIC cl_command_queue
clCreateCommandQueue(cl_context ctx,cl_device_id dev,cl_command_queue_properties props,cl_int * errcode_ret)29 clCreateCommandQueue(cl_context ctx, cl_device_id dev,
30 cl_command_queue_properties props,
31 cl_int *errcode_ret) try {
32 if (!ctx)
33 throw error(CL_INVALID_CONTEXT);
34
35 if (!ctx->has_device(dev))
36 throw error(CL_INVALID_DEVICE);
37
38 if (props & ~(CL_QUEUE_OUT_OF_ORDER_EXEC_MODE_ENABLE |
39 CL_QUEUE_PROFILING_ENABLE))
40 throw error(CL_INVALID_VALUE);
41
42 ret_error(errcode_ret, CL_SUCCESS);
43 return new command_queue(*ctx, *dev, props);
44
45 } catch (error &e) {
46 ret_error(errcode_ret, e);
47 return NULL;
48 }
49
50 PUBLIC cl_int
clRetainCommandQueue(cl_command_queue q)51 clRetainCommandQueue(cl_command_queue q) {
52 if (!q)
53 return CL_INVALID_COMMAND_QUEUE;
54
55 q->retain();
56 return CL_SUCCESS;
57 }
58
59 PUBLIC cl_int
clReleaseCommandQueue(cl_command_queue q)60 clReleaseCommandQueue(cl_command_queue q) {
61 if (!q)
62 return CL_INVALID_COMMAND_QUEUE;
63
64 if (q->release())
65 delete q;
66
67 return CL_SUCCESS;
68 }
69
70 PUBLIC cl_int
clGetCommandQueueInfo(cl_command_queue q,cl_command_queue_info param,size_t size,void * buf,size_t * size_ret)71 clGetCommandQueueInfo(cl_command_queue q, cl_command_queue_info param,
72 size_t size, void *buf, size_t *size_ret) {
73 if (!q)
74 return CL_INVALID_COMMAND_QUEUE;
75
76 switch (param) {
77 case CL_QUEUE_CONTEXT:
78 return scalar_property<cl_context>(buf, size, size_ret, &q->ctx);
79
80 case CL_QUEUE_DEVICE:
81 return scalar_property<cl_device_id>(buf, size, size_ret, &q->dev);
82
83 case CL_QUEUE_REFERENCE_COUNT:
84 return scalar_property<cl_uint>(buf, size, size_ret, q->ref_count());
85
86 case CL_QUEUE_PROPERTIES:
87 return scalar_property<cl_command_queue_properties>(buf, size, size_ret,
88 q->props());
89
90 default:
91 return CL_INVALID_VALUE;
92 }
93 }
94
95 PUBLIC cl_int
clFlush(cl_command_queue q)96 clFlush(cl_command_queue q) {
97 if (!q)
98 return CL_INVALID_COMMAND_QUEUE;
99
100 q->flush();
101 return CL_SUCCESS;
102 }
103