On Thursday 18 June 2020 21:55:29 Jeffrey Lin wrote: > This allows manual PWM control without the BIOS fighting back on Dell > Latitude 5480. > > Signed-off-by: Jeffrey Lin <jeffrey@xxxxxxxxx> If it is working fine on your machine, you can add my: Acked-by: Pali Rohár <pali@xxxxxxxxxx> > --- > drivers/hwmon/dell-smm-hwmon.c | 8 ++++++++ > 1 file changed, 8 insertions(+) > > diff --git a/drivers/hwmon/dell-smm-hwmon.c b/drivers/hwmon/dell-smm-hwmon.c > index 16be012a95ed..ec448f5f2dc3 100644 > --- a/drivers/hwmon/dell-smm-hwmon.c > +++ b/drivers/hwmon/dell-smm-hwmon.c > @@ -1187,6 +1187,14 @@ static struct dmi_system_id i8k_whitelist_fan_control[] __initdata = { > }, > .driver_data = (void *)&i8k_fan_control_data[I8K_FAN_34A3_35A3], > }, > + { > + .ident = "Dell Latitude 5480", > + .matches = { > + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), > + DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Latitude 5480"), > + }, > + .driver_data = (void *)&i8k_fan_control_data[I8K_FAN_34A3_35A3], > + }, > { > .ident = "Dell Latitude E6440", > .matches = { > -- > 2.27.0 >