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/*
* Copyright © 2014 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including
* the next paragraph) shall be included in all copies or substantial
* portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#include "libhsakmt.h"
#include "linux/kfd_ioctl.h"
HSAKMT_STATUS
HSAKMTAPI
hsaKmtGetClockCounters(
HSAuint32 NodeId, //IN
HsaClockCounters* Counters //OUT
)
{
HSAKMT_STATUS result;
uint32_t gpu_id;
struct kfd_ioctl_get_clock_counters_args args;
int err;
CHECK_KFD_OPEN();
result = validate_nodeid(NodeId, &gpu_id);
if (result != HSAKMT_STATUS_SUCCESS)
return result;
args.gpu_id = gpu_id;
err = kmtIoctl(kfd_fd, AMDKFD_IOC_GET_CLOCK_COUNTERS, &args);
if (err < 0) {
result = HSAKMT_STATUS_ERROR;
} else {
/* At this point the result is already HSAKMT_STATUS_SUCCESS */
Counters->GPUClockCounter = args.gpu_clock_counter;
Counters->CPUClockCounter = args.cpu_clock_counter;
Counters->SystemClockCounter = args.system_clock_counter;
Counters->SystemClockFrequencyHz = args.system_clock_freq;
}
return result;
}
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