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/*
* Copyright © 2012 Intel Corporation
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "cl_command_queue.h"
#include "cl_device_id.h"
#include "CL/cl.h"
#include <stdio.h>
/* Depreciated in 2.0 later */
cl_command_queue
clCreateCommandQueue(cl_context context,
cl_device_id device,
cl_command_queue_properties properties,
cl_int *errcode_ret)
{
cl_queue_properties props[3];
props[0] = CL_QUEUE_PROPERTIES;
props[1] = properties;
props[2] = 0;
return clCreateCommandQueueWithProperties(context, device, props, errcode_ret);
}
/* 2.0 new API for create command queue. */
cl_command_queue
clCreateCommandQueueWithProperties(cl_context context,
cl_device_id device,
const cl_queue_properties *properties,
cl_int *errcode_ret)
{
cl_command_queue queue = NULL;
cl_int err = CL_SUCCESS;
cl_command_queue_properties prop = 0xFFFFFFFF;
cl_uint queue_sz = 0xFFFFFFFF;
do {
if (!CL_OBJECT_IS_CONTEXT(context)) {
err = CL_INVALID_CONTEXT;
break;
}
err = cl_devices_list_include_check(context->device_num, context->devices, 1, &device);
if (err)
break;
if (properties) {
cl_ulong que_type;
cl_ulong que_val;
cl_uint i;
for (i = 0; (que_type = properties[i++]) != 0; i++) {
que_val = properties[i];
switch (que_type) {
case CL_QUEUE_PROPERTIES:
if (prop != 0xFFFFFFFF)
err = CL_INVALID_VALUE;
else {
switch (que_val) {
case 0:
case CL_QUEUE_PROFILING_ENABLE:
case CL_QUEUE_PROFILING_ENABLE |
CL_QUEUE_OUT_OF_ORDER_EXEC_MODE_ENABLE:
case CL_QUEUE_OUT_OF_ORDER_EXEC_MODE_ENABLE:
case CL_QUEUE_OUT_OF_ORDER_EXEC_MODE_ENABLE | CL_QUEUE_ON_DEVICE:
case CL_QUEUE_OUT_OF_ORDER_EXEC_MODE_ENABLE | CL_QUEUE_ON_DEVICE |
CL_QUEUE_ON_DEVICE_DEFAULT:
case CL_QUEUE_PROFILING_ENABLE |
CL_QUEUE_OUT_OF_ORDER_EXEC_MODE_ENABLE | CL_QUEUE_ON_DEVICE:
case CL_QUEUE_PROFILING_ENABLE |
CL_QUEUE_OUT_OF_ORDER_EXEC_MODE_ENABLE | CL_QUEUE_ON_DEVICE |
CL_QUEUE_ON_DEVICE_DEFAULT:
prop = que_val;
break;
default:
err = CL_INVALID_VALUE;
break;
}
}
break;
case CL_QUEUE_SIZE:
queue_sz = que_val;
break;
default:
err = CL_INVALID_VALUE;
break;
}
}
if (err) /* break the while and return some err. */
break;
}
/* Set some paramters to default val. */
if (prop == 0xFFFFFFFF)
prop = 0;
if (queue_sz != 0xFFFFFFFF)
if (!(prop & CL_QUEUE_ON_DEVICE)) {
err = CL_INVALID_VALUE;
break;
}
if (queue_sz == 0xFFFFFFFF)
queue_sz = device->queue_on_device_preferred_size;
if (queue_sz > device->queue_on_device_max_size) {
err = CL_INVALID_VALUE;
break;
}
queue = cl_create_command_queue(context, device, prop, queue_sz, &err);
} while (0);
if (errcode_ret)
*errcode_ret = err;
return queue;
}
cl_int
clGetCommandQueueInfo(cl_command_queue command_queue,
cl_command_queue_info param_name,
size_t param_value_size,
void *param_value,
size_t *param_value_size_ret)
{
const void *src_ptr = NULL;
size_t src_size = 0;
cl_int ref;
if (!CL_OBJECT_IS_COMMAND_QUEUE(command_queue)) {
return CL_INVALID_COMMAND_QUEUE;
}
if (param_name == CL_QUEUE_CONTEXT) {
src_ptr = &command_queue->ctx;
src_size = sizeof(cl_context);
} else if (param_name == CL_QUEUE_DEVICE) {
src_ptr = &command_queue->device;
src_size = sizeof(cl_device_id);
} else if (param_name == CL_QUEUE_REFERENCE_COUNT) {
ref = CL_OBJECT_GET_REF(command_queue);
src_ptr = &ref;
src_size = sizeof(cl_int);
} else if (param_name == CL_QUEUE_PROPERTIES) {
src_ptr = &command_queue->props;
src_size = sizeof(cl_command_queue_properties);
} else if (param_name == CL_QUEUE_SIZE) {
src_ptr = &command_queue->size;
src_size = sizeof(command_queue->size);
} else {
return CL_INVALID_VALUE;
}
return cl_get_info_helper(src_ptr, src_size,
param_value, param_value_size, param_value_size_ret);
}
cl_int
clFlush(cl_command_queue command_queue)
{
if (!CL_OBJECT_IS_COMMAND_QUEUE(command_queue)) {
return CL_INVALID_COMMAND_QUEUE;
}
return cl_command_queue_wait_flush(command_queue);
}
cl_int
clFinish(cl_command_queue command_queue)
{
if (!CL_OBJECT_IS_COMMAND_QUEUE(command_queue)) {
return CL_INVALID_COMMAND_QUEUE;
}
return cl_command_queue_wait_finish(command_queue);
}
cl_int
clRetainCommandQueue(cl_command_queue command_queue)
{
if (!CL_OBJECT_IS_COMMAND_QUEUE(command_queue)) {
return CL_INVALID_COMMAND_QUEUE;
}
cl_command_queue_add_ref(command_queue);
return CL_SUCCESS;
}
cl_int
clReleaseCommandQueue(cl_command_queue command_queue)
{
if (!CL_OBJECT_IS_COMMAND_QUEUE(command_queue)) {
return CL_INVALID_COMMAND_QUEUE;
}
cl_command_queue_wait_flush(command_queue);
cl_command_queue_delete(command_queue);
return CL_SUCCESS;
}
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