2024年10月31日(木) 0:02 Guenter Roeck <linux@xxxxxxxxxxxx>: > > On 10/30/24 07:55, Akinobu Mita wrote: > > 2024年10月29日(火) 11:35 Billy Tsai <billy_tsai@xxxxxxxxxxxxxx>: > >> > >>> This adds an optional property "retain-state-shutdown" as requested by > >>> Billy Tsai. > >> > >>> Billy said: > >>> "Our platform is BMC that will use a PWM-FAN driver to control the fan > >>> on the managed host. In our case, we do not want to stop the fan when > >>> the BMC is reboot, which may cause the temperature of the managed host > >>> not to be lowered." > >> > >> I confirmed that it works properly. > >> > >> Reviewed-by: Billy Tsai <billy_tsai@xxxxxxxxxxxxxx> > >> Tested-by: Billy Tsai <billy_tsai@xxxxxxxxxxxxxx> > > > > Thank you very much for testing. > > However, I plan to change this option to device attribute > > (/sys/class/hwmon/hwmonX/retain-state-shutdown) instead of the device tree. > > > No, I won't acccept that. Oops, I mean /sys/device/platform/pwm-fan.X/retain-state-shutdown not /sys/class/hwmon/hwmonX/retain-state-shutdown.