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nvml: attempt to use another clock function

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But no way, even recent 346 driver series or 343. Seems limited to
Tesla products...
This commit is contained in:
Tanguy Pruvot 2014-11-15 02:32:50 +01:00
parent 3e43553735
commit 2aea2c3ccc
2 changed files with 13 additions and 9 deletions
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20
nvml.cpp
View File

@ -122,6 +122,8 @@ wrap_nvml_handle * wrap_nvml_create()
wrap_dlsym(nvmlh->nvml_dll, "nvmlDeviceGetCount_v2");
nvmlh->nvmlDeviceGetHandleByIndex = (wrap_nvmlReturn_t (*)(int, wrap_nvmlDevice_t *))
wrap_dlsym(nvmlh->nvml_dll, "nvmlDeviceGetHandleByIndex_v2");
nvmlh->nvmlDeviceGetApplicationsClock = (wrap_nvmlReturn_t (*)(wrap_nvmlDevice_t, wrap_nvmlClockType_t, unsigned int *))
wrap_dlsym(nvmlh->nvml_dll, "nvmlDeviceGetApplicationsClock");
nvmlh->nvmlDeviceGetClockInfo = (wrap_nvmlReturn_t (*)(wrap_nvmlDevice_t, wrap_nvmlClockType_t, unsigned int *))
wrap_dlsym(nvmlh->nvml_dll, "nvmlDeviceGetClockInfo");
nvmlh->nvmlDeviceGetPciInfo = (wrap_nvmlReturn_t (*)(wrap_nvmlDevice_t, wrap_nvmlPciInfo_t *))
@ -231,6 +233,7 @@ int wrap_cuda_get_gpucount(wrap_nvml_handle *nvmlh, int *gpucount)
return 0;
}
int wrap_nvml_get_gpu_name(wrap_nvml_handle *nvmlh, int cudaindex, char *namebuf, int bufsize)
{
int gpuindex = nvmlh->cuda_nvml_device_id[cudaindex];
@ -275,17 +278,18 @@ int wrap_nvml_get_fanpcnt(wrap_nvml_handle *nvmlh, int cudaindex, unsigned int *
return 0;
}
/* Not Supported on 750Ti 340.23 */
/* Not Supported on 750Ti 340.23, 346.16 neither */
int wrap_nvml_get_clock(wrap_nvml_handle *nvmlh, int cudaindex, int type, unsigned int *freq)
{
int gpuindex = nvmlh->cuda_nvml_device_id[cudaindex];
if (gpuindex < 0 || gpuindex >= nvmlh->nvml_gpucount)
return -1;
wrap_nvmlReturn_t res = nvmlh->nvmlDeviceGetClockInfo(nvmlh->devs[gpuindex], (wrap_nvmlClockType_t) type, freq);
if (res != WRAPNVML_SUCCESS) {
// wrap_nvmlReturn_t rc = nvmlh->nvmlDeviceGetApplicationsClock(nvmlh->devs[gpuindex], (wrap_nvmlClockType_t)type, freq);
wrap_nvmlReturn_t rc = nvmlh->nvmlDeviceGetClockInfo(nvmlh->devs[gpuindex], (wrap_nvmlClockType_t) type, freq);
if (rc != WRAPNVML_SUCCESS) {
//if (opt_debug)
// applog(LOG_DEBUG, "nvmlDeviceGetClockInfo: %s", nvmlh->nvmlErrorString(res));
// applog(LOG_DEBUG, "nvmlDeviceGetClockInfo: %s", nvmlh->nvmlErrorString(rc));
return -1;
}
@ -481,8 +485,8 @@ int wrap_nvapi_init()
}
}
if (opt_debug)
applog(LOG_DEBUG, "NVAPI dev %d: %s - mapped to CUDA device %d",
i, name, nvapi_dev_map[i]);
applog(LOG_DEBUG, "CUDA GPU[%d] matches NVAPI GPU[%d]",
nvapi_dev_map[i], i);
} else {
NvAPI_ShortString string;
NvAPI_GetErrorMessage(ret, string);
@ -547,7 +551,7 @@ int gpu_clock(struct cgpu_info *gpu)
unsigned int freq = 0;
int support = -1;
if (hnvml) {
support = wrap_nvml_get_clock(hnvml, device_map[gpu->thr_id], NVML_CLOCK_SM, &freq);
support = wrap_nvml_get_clock(hnvml, device_map[gpu->thr_id], NVML_CLOCK_GRAPHICS, &freq);
}
#ifdef WIN32
if (support == -1) {
@ -640,7 +644,7 @@ unsigned int gpu_power(struct cgpu_info *gpu)
nvmlDeviceGetMemoryInfo
nvmlDeviceGetMinorNumber
nvmlDeviceGetMultiGpuBoard
nvmlDeviceGetName
* nvmlDeviceGetName
* nvmlDeviceGetPciInfo
nvmlDeviceGetPciInfo_v2
* nvmlDeviceGetPerformanceState

2
nvml.h
View File

@ -67,6 +67,7 @@ typedef struct {
wrap_nvmlReturn_t (*nvmlDeviceGetCount)(int *);
wrap_nvmlReturn_t (*nvmlDeviceGetHandleByIndex)(int, wrap_nvmlDevice_t *);
wrap_nvmlReturn_t (*nvmlDeviceGetClockInfo)(wrap_nvmlDevice_t, wrap_nvmlClockType_t, unsigned int *);
wrap_nvmlReturn_t (*nvmlDeviceGetApplicationsClock)(wrap_nvmlDevice_t, wrap_nvmlClockType_t, unsigned int *);
wrap_nvmlReturn_t (*nvmlDeviceGetPciInfo)(wrap_nvmlDevice_t, wrap_nvmlPciInfo_t *);
wrap_nvmlReturn_t (*nvmlDeviceGetName)(wrap_nvmlDevice_t, char *, int);
wrap_nvmlReturn_t (*nvmlDeviceGetTemperature)(wrap_nvmlDevice_t, int, unsigned int *);
@ -148,4 +149,3 @@ int gpu_pstate(struct cgpu_info *gpu);
#if defined(__cplusplus)
}
#endif