diff options
| author | Ivor Wanders <ivor@iwanders.net> | 2024-01-30 19:58:55 -0500 |
|---|---|---|
| committer | Guenter Roeck <linux@roeck-us.net> | 2024-02-25 12:37:36 -0800 |
| commit | d612bf839f618b090672356889e3bbdac67aebd5 (patch) | |
| tree | 44e5479fdffb90e0e1fa757f7a3af3dc163e6fe5 /drivers/hwmon/Kconfig | |
| parent | cbc29538dbf7d7400f1ffc5dd5713e6a551463a0 (diff) | |
| download | lwn-d612bf839f618b090672356889e3bbdac67aebd5.tar.gz lwn-d612bf839f618b090672356889e3bbdac67aebd5.zip | |
hwmon: add fan speed monitoring driver for Surface devices
Adds a driver that provides read only access to the fan speed for Microsoft
Surface Pro devices. The fan speed is always regulated by the EC and cannot
be influenced directly.
Signed-off-by: Ivor Wanders <ivor@iwanders.net>
Link: https://github.com/linux-surface/kernel/pull/144
Reviewed-by: Maximilian Luz <luzmaximilian@gmail.com>
Reviewed-by: Armin Wolf <W_Armin@gmx.de>
Link: https://lore.kernel.org/r/20240131005856.10180-2-ivor@iwanders.net
[groeck:
- Declare surface_fan_hwmon_is_visible() static
- Add dependency on SURFACE_AGGREGATOR_BUS
]
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers/hwmon/Kconfig')
| -rw-r--r-- | drivers/hwmon/Kconfig | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig index f6160cc70077..cdf228fe50e2 100644 --- a/drivers/hwmon/Kconfig +++ b/drivers/hwmon/Kconfig @@ -2005,6 +2005,20 @@ config SENSORS_SFCTEMP This driver can also be built as a module. If so, the module will be called sfctemp. +config SENSORS_SURFACE_FAN + tristate "Surface Fan Driver" + depends on SURFACE_AGGREGATOR + depends on SURFACE_AGGREGATOR_BUS + help + Driver that provides monitoring of the fan on Surface Pro devices that + have a fan, like the Surface Pro 9. + + This makes the fan's current speed accessible through the hwmon + system. It does not provide control over the fan, the firmware is + responsible for that, this driver merely provides monitoring. + + Select M or Y here, if you want to be able to read the fan's speed. + config SENSORS_ADC128D818 tristate "Texas Instruments ADC128D818" depends on I2C |