hwmon /sys/devices/virtual/thermal/thermal_zone0/hwmon1/temp1_input
tp_fan /proc/acpi/ibm/fan

(0,  0, 25)
(1,  20, 30)
(2,  25, 31)
(3,  30, 36)
(4,  35, 41)
(5,  40, 47)
(6,  46, 50)
(7,  49, 56)