1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
|
/*
* Copyright (c) 2011, Denis Steckelmacher <steckdenis@yahoo.fr>
* Copyright (c) 2012-2014, Texas Instruments Incorporated - http://www.ti.com/
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the copyright holder nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/**
* \file api_device.cpp
* \brief Devices
*/
#include "CL/cl.h"
#include <core/platform.h>
#include <core/deviceinterface.h>
cl_int
clGetDeviceIDs(cl_platform_id platform,
cl_device_type device_type,
cl_uint num_entries,
cl_device_id * devices,
cl_uint * num_devices)
{
/*-------------------------------------------------------------------------
* We currently implement only one platform
*------------------------------------------------------------------------*/
if (!platform) platform = &the_platform;
if (platform != &the_platform) return CL_INVALID_PLATFORM;
if (num_entries == 0 && devices != 0) return CL_INVALID_VALUE;
if (num_devices == 0 && devices == 0) return CL_INVALID_VALUE;
int device_number = platform->getDevices(device_type,
num_entries, devices);
if (num_devices) *num_devices = device_number;
if (device_number == 0)
return CL_DEVICE_NOT_FOUND;
return CL_SUCCESS;
}
cl_int
clGetDeviceInfo(cl_device_id d_device,
cl_device_info param_name,
size_t param_value_size,
void * param_value,
size_t * param_value_size_ret)
{
auto device = pobj(d_device);
if (!device->isA(Coal::Object::T_Device))
return CL_INVALID_DEVICE;
return device->info(param_name, param_value_size, param_value,
param_value_size_ret);
}
cl_int
clCreateSubDevices(cl_device_id d_in_device,
const cl_device_partition_property * properties,
cl_uint num_devices,
cl_device_id * out_devices,
cl_uint * num_devices_ret)
{
auto in_device = pobj(d_in_device);
if (!in_device->isA(Coal::Object::T_Device))
return CL_INVALID_DEVICE;
return in_device->createSubDevices(properties, num_devices, out_devices, num_devices_ret);
}
cl_int
clRetainDevice(cl_device_id d_device)
{
auto device = pobj(d_device);
if (!device->isA(Coal::Object::T_Device))
return CL_INVALID_DEVICE;
device->reference();
return CL_SUCCESS;
}
cl_int
clReleaseDevice(cl_device_id d_device)
{
auto device = pobj(d_device);
if (!device->isA(Coal::Object::T_Device))
return CL_INVALID_DEVICE;
if (device->dereference())
delete device;
return CL_SUCCESS;
}
|