1 .. SPDX-License-Identifier: GPL-2.0-or-later 2 3 Kernel driver surface_fan 4 ========================= 5 6 Supported Devices: 7 8 * Microsoft Surface Pro 9 9 10 Author: Ivor Wanders <ivor@iwanders.net> 11 12 Description 13 ----------- 14 15 This provides monitoring of the fan found in some Microsoft Surface Pro devices, 16 like the Surface Pro 9. The fan is always controlled by the onboard controller. 17 18 Sysfs interface 19 --------------- 20 21 ======================= ======= ========================================= 22 Name Perm Description 23 ======================= ======= ========================================= 24 ``fan1_input`` RO Current fan speed in RPM. 25 ======================= ======= =========================================
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