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Commit 875f25d5 authored by Jean Delvare's avatar Jean Delvare Committed by Mark M. Hoffman
Browse files

hwmon: Improve the pwmN_enable documentation 



The documentation of the pwmN_enable interface file is not very clear,
and has been confusing several driver authors already. Make it clearer.

Signed-off-by: default avatarJean Delvare <khali@linux-fr.org>
Signed-off-by: default avatarMark M. Hoffman <mhoffman@lightlink.com>
parent 90205c6c

Documentation/hwmon/sysfs-interface

+4 −5
Original line number Diff line number Diff line
@@ -172,11 +172,10 @@ pwm[1-*] Pulse width modulation fan control. 
		255 is max or 100%.



pwm[1-*]_enable

		Switch PWM on and off.

		Not always present even if pwmN is.

		0: turn off

		1: turn on in manual mode

		2+: turn on in automatic mode

		Fan speed control method:

		0: no fan speed control (i.e. fan at full speed)

		1: manual fan speed control enabled (using pwm[1-*])

		2+: automatic fan speed control enabled

		Check individual chip documentation files for automatic mode

		details.

		RW