/*
* Print all available counters for a given CUDA device to stdout.
*
* @param cuDev the CUDA device
*/
static void vt_cupti_showAllCounters(CUdevice cuDev)
{
CUptiResult cuptiErr = CUPTI_SUCCESS;
CUpti_EventDomainID *domainId = NULL;
uint32_t maxDomains = 0;
uint32_t i;
size_t size = 0;
cuptiErr = cuptiDeviceGetNumEventDomains(cuDev, &maxDomains);
CHECK_CUPTI_ERROR(cuptiErr, "cuptiDeviceGetNumEventDomains");
if(maxDomains == 0){
vt_cntl_msg(1, "[CUPTI] No domain is exposed by dev = %d\n", cuDev);
return;
}
size = sizeof(CUpti_EventDomainID) * maxDomains;
domainId = (CUpti_EventDomainID*)malloc(size);
if(domainId == NULL){
vt_cntl_msg(1, "[CUPTI] Failed to allocate memory to domain ID");
return;
}
memset(domainId, 0, size);
cuptiErr = cuptiDeviceEnumEventDomains(cuDev, &size, domainId);
CHECK_CUPTI_ERROR(cuptiErr, "cuptiDeviceEnumEventDomains");
/* enum domains */
for(i = 0; i < maxDomains; i++) enumEvents(cuDev, domainId[i]);
free(domainId);
}
/*
* Print all available counters to stdout.
*
* @param capList list of CUDA devices with different capabilities
*/
static void vt_cupti_showAllCounters(vt_cupti_device_t *capList)
{
CUptiResult cuptiErr = CUPTI_SUCCESS;
CUpti_EventDomainID *domainId = NULL;
uint32_t maxDomains = 0;
uint32_t i;
size_t size = 0;
while(capList != NULL){
CUdevice cuDev = capList->cuDev;
vt_cntl_msg(1, "[CUPTI Events] Available events for device %d (SM %d.%d):",
cuDev, capList->dev_major, capList->dev_minor);
vt_cntl_msg(1, "Id:Name");
vt_cntl_msg(1, "Description\n"
"-------------------------------------------------------------------");
cuptiErr = cuptiDeviceGetNumEventDomains(cuDev, &maxDomains);
VT_CUPTI_CALL(cuptiErr, "cuptiDeviceGetNumEventDomains");
if(maxDomains == 0){
vt_warning("[CUPTI Events] No domain is exposed by dev = %d\n", cuDev);
return;
}
size = sizeof(CUpti_EventDomainID) * maxDomains;
domainId = (CUpti_EventDomainID*)malloc(size);
if(domainId == NULL){
vt_warning("[CUPTI Events] Failed to allocate memory to domain ID");
return;
}
memset(domainId, 0, size);
cuptiErr = cuptiDeviceEnumEventDomains(cuDev, &size, domainId);
VT_CUPTI_CALL(cuptiErr, "cuptiDeviceEnumEventDomains");
/* enum domains */
for(i = 0; i < maxDomains; i++) vt_cuptievt_enumEvents(cuDev, domainId[i]);
vt_cntl_msg(1, "------------------------------------------------------");
free(domainId);
capList = capList->next;
}
/* as this function is in the call-path of the initialize functions
* -> vt_cupti_setupMetrics
* -> vt_cupti_fillMetricList
* -> vt_cupti_showAllCounters
*/
vt_cuptievt_initialized = 1;
VT_CUPTI_UNLOCK();
exit(0);
}
