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163 lines
3.5 KiB
163 lines
3.5 KiB
![]()
8 years ago
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/**
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* Authors.....: Jens Steube <jens.steube@gmail.com>
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* License.....: MIT
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*/
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#include <ext_xnvctrl.h>
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int xnvctrl_init (XNVCTRL_PTR *xnvctrl)
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{
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if (!xnvctrl) return (-1);
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memset (xnvctrl, 0, sizeof (XNVCTRL_PTR));
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#ifdef _WIN
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// unsupport platform?
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return (-1);
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#elif _POSIX
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xnvctrl->lib_x11 = dlopen ("libX11.so", RTLD_LAZY);
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if (xnvctrl->lib_x11 == NULL)
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{
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if (data.quiet == 0) log_info ("WARNING: load X11 library failed, proceed without X11 HWMon enabled.");
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return -1;
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}
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xnvctrl->lib_xnvctrl = dlopen ("libXNVCtrl.so", RTLD_LAZY);
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if (xnvctrl->lib_xnvctrl == NULL)
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{
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xnvctrl->lib_xnvctrl = dlopen ("libXNVCtrl.so.0", RTLD_LAZY);
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if (xnvctrl->lib_xnvctrl == NULL)
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{
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if (data.quiet == 0) log_info ("WARNING: load XNVCTRL library failed, proceed without XNVCTRL HWMon enabled.");
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return -1;
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}
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}
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xnvctrl->XOpenDisplay = dlsym (xnvctrl->lib_x11, "XOpenDisplay");
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xnvctrl->XCloseDisplay = dlsym (xnvctrl->lib_x11, "XCloseDisplay");
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xnvctrl->XNVCTRLQueryTargetAttribute = dlsym (xnvctrl->lib_xnvctrl, "XNVCTRLQueryTargetAttribute");
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xnvctrl->XNVCTRLSetTargetAttribute = dlsym (xnvctrl->lib_xnvctrl, "XNVCTRLSetTargetAttribute");
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#endif
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// not using HC_LOAD_FUNC() here, because we're using 2 libraries and therefore have 2 different variable names for them
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return 0;
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}
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void xnvctrl_close (XNVCTRL_PTR *xnvctrl)
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{
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if (xnvctrl)
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{
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#if _POSIX
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if (xnvctrl->lib_x11)
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{
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dlclose (xnvctrl->lib_x11);
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}
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if (xnvctrl->lib_xnvctrl)
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{
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dlclose (xnvctrl->lib_xnvctrl);
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}
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#endif
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myfree (xnvctrl);
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}
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}
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int hm_XNVCTRL_XOpenDisplay (XNVCTRL_PTR *xnvctrl)
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{
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void *dpy = xnvctrl->XOpenDisplay (NULL);
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if (dpy == NULL)
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{
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return -1;
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}
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xnvctrl->dpy = dpy;
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return 0;
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}
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void hm_XNVCTRL_XCloseDisplay (XNVCTRL_PTR *xnvctrl)
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{
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xnvctrl->XCloseDisplay (xnvctrl->dpy);
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}
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int get_fan_control (XNVCTRL_PTR *xnvctrl, int gpu, int *val)
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{
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int rc = xnvctrl->XNVCTRLQueryTargetAttribute (xnvctrl->dpy, NV_CTRL_TARGET_TYPE_GPU, gpu, 0, NV_CTRL_GPU_COOLER_MANUAL_CONTROL, val);
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if (!rc) return -1;
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return 0;
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}
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int set_fan_control (XNVCTRL_PTR *xnvctrl, int gpu, int val)
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{
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xnvctrl->XNVCTRLSetTargetAttribute (xnvctrl->dpy, NV_CTRL_TARGET_TYPE_GPU, gpu, 0, NV_CTRL_GPU_COOLER_MANUAL_CONTROL, val);
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int cur;
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int rc = get_fan_control (xnvctrl, gpu, &cur);
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if (rc == -1) return -1;
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if (cur != val) return -1;
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return 0;
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}
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int get_core_threshold (XNVCTRL_PTR *xnvctrl, int gpu, int *val)
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{
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int rc = xnvctrl->XNVCTRLQueryTargetAttribute (xnvctrl->dpy, NV_CTRL_TARGET_TYPE_GPU, gpu, 0, NV_CTRL_GPU_CORE_THRESHOLD, val);
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if (!rc) return -1;
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return 0;
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}
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int get_fan_speed_current (XNVCTRL_PTR *xnvctrl, int gpu, int *val)
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{
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int rc = xnvctrl->XNVCTRLQueryTargetAttribute (xnvctrl->dpy, NV_CTRL_TARGET_TYPE_COOLER, gpu, 0, NV_CTRL_THERMAL_COOLER_CURRENT_LEVEL, val);
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if (!rc) return -1;
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return 0;
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}
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int get_fan_speed_target (XNVCTRL_PTR *xnvctrl, int gpu, int *val)
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{
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int rc = xnvctrl->XNVCTRLQueryTargetAttribute (xnvctrl->dpy, NV_CTRL_TARGET_TYPE_COOLER, gpu, 0, NV_CTRL_THERMAL_COOLER_LEVEL, val);
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if (!rc) return -1;
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return 0;
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}
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int set_fan_speed_target (XNVCTRL_PTR *xnvctrl, int gpu, int val)
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{
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xnvctrl->XNVCTRLSetTargetAttribute (xnvctrl->dpy, NV_CTRL_TARGET_TYPE_COOLER, gpu, 0, NV_CTRL_THERMAL_COOLER_LEVEL, val);
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int cur;
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int rc = get_fan_speed_target (xnvctrl, gpu, &cur);
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if (rc == -1) return -1;
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if (cur != val) return -1;
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return 0;
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}
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