Re: [PATCH v5 5/8] hwmon: (k10temp) Stop matching Hygon devices
From: Guenter Roeck
Date: Thu Sep 10 2026 - 20:52:39 EST
On Thu, Sep 10, 2026 at 04:27:31PM +0800, Lin Wang wrote:
> k10temp matches the Hygon F3 device and uses the AMD SMN accessors.
> These accessors derive an SMN node number by subtracting PCI slot 0x18
> from the F3 slot, then pass the result to amd_smn_read(). Hygon PCI
> slots do not encode DF node identity, and their SMN roots are grouped
> by socket.
>
> The derived node number therefore has no defined relationship to the
> Hygon DF node or its SMN root.
>
> Remove the Hygon PCI match and Family 0x18 branch. Hygon temperature
> monitoring requires the Hygon node and SMN interfaces and will be added
> separately.
>
> Signed-off-by: Lin Wang <wanglin@xxxxxxxxxxxxxx>
As reported by Sasjiko, the documentation should be updated as well.
Thanks,
Guenter