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#include <CL/cl.h>
#include <core/commandqueue.h>
#include <core/events.h>
#include <core/context.h>
// Event Object APIs
cl_int
clWaitForEvents(cl_uint num_events,
const cl_event * event_list)
{
if (!num_events || !event_list)
return CL_INVALID_VALUE;
// Check the events in the list
cl_context global_ctx = 0;
for (cl_uint i=0; i<num_events; ++i)
{
if (!event_list[i]->isA(Coal::Object::T_Event))
return CL_INVALID_EVENT;
if (event_list[i]->status() < 0)
return CL_EXEC_STATUS_ERROR_FOR_EVENTS_IN_WAIT_LIST;
cl_context evt_ctx = (cl_context)event_list[i]->parent()->parent();
if (global_ctx == 0)
global_ctx = evt_ctx;
else if (global_ctx != evt_ctx)
return CL_INVALID_CONTEXT;
}
// Wait for the events
for (cl_uint i=0; i<num_events; ++i)
{
event_list[i]->waitForStatus(Coal::Event::Complete);
}
return CL_SUCCESS;
}
cl_int
clGetEventInfo(cl_event event,
cl_event_info param_name,
size_t param_value_size,
void * param_value,
size_t * param_value_size_ret)
{
if (!event->isA(Coal::Object::T_Event))
return CL_INVALID_EVENT;
return event->info(param_name, param_value_size, param_value,
param_value_size_ret);
}
cl_int
clSetEventCallback(cl_event event,
cl_int command_exec_callback_type,
void (CL_CALLBACK *pfn_event_notify)(cl_event event,
cl_int exec_status,
void *user_data),
void *user_data)
{
if (!event->isA(Coal::Object::T_Event))
return CL_INVALID_EVENT;
if (!pfn_event_notify || command_exec_callback_type != CL_COMPLETE)
return CL_INVALID_VALUE;
event->setCallback(command_exec_callback_type, pfn_event_notify, user_data);
return CL_SUCCESS;
}
cl_int
clRetainEvent(cl_event event)
{
if (!event->isA(Coal::Object::T_Event))
return CL_INVALID_EVENT;
event->reference();
return CL_SUCCESS;
}
cl_int
clReleaseEvent(cl_event event)
{
if (!event->isA(Coal::Object::T_Event))
return CL_INVALID_EVENT;
if (event->dereference())
{
event->freeDeviceData();
delete event;
}
return CL_SUCCESS;
}
cl_event
clCreateUserEvent(cl_context context,
cl_int * errcode_ret)
{
cl_int dummy_errcode;
if (!errcode_ret)
errcode_ret = &dummy_errcode;
if (!context->isA(Coal::Object::T_Context))
{
*errcode_ret = CL_INVALID_CONTEXT;
return 0;
}
*errcode_ret = CL_SUCCESS;
Coal::UserEvent *command = new Coal::UserEvent(
(Coal::Context *)context, errcode_ret
);
if (*errcode_ret != CL_SUCCESS)
{
delete command;
return 0;
}
return (cl_event)command;
}
cl_int
clSetUserEventStatus(cl_event event,
cl_int execution_status)
{
Coal::Event *command = (Coal::Event *)event;
if (!command->isA(Coal::Object::T_Event) ||
command->type() != Coal::Event::User)
return CL_INVALID_EVENT;
if (execution_status != CL_COMPLETE)
return CL_INVALID_VALUE;
if (command->status() != CL_SUBMITTED)
return CL_INVALID_OPERATION;
command->setStatus((Coal::Event::Status)execution_status);
return CL_SUCCESS;
}
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