Re: [PATCH net-next v9 3/6] arch: x86: add IPC mailbox accessor function and add SoC register access

From: Ilpo Järvinen
Date: Tue Mar 04 2025 - 08:05:53 EST


On Tue, 4 Mar 2025, Paolo Abeni wrote:

> On 2/27/25 1:15 PM, Choong Yong Liang wrote:
> > From: "David E. Box" <david.e.box@xxxxxxxxxxxxxxx>
> >
> > - Exports intel_pmc_ipc() for host access to the PMC IPC mailbox
> > - Enables the host to access specific SoC registers through the PMC
> > firmware using IPC commands. This access method is necessary for
> > registers that are not available through direct Memory-Mapped I/O (MMIO),
> > which is used for other accessible parts of the PMC.
> >
> > Signed-off-by: David E. Box <david.e.box@xxxxxxxxxxxxxxx>
> > Signed-off-by: Chao Qin <chao.qin@xxxxxxxxx>
> > Signed-off-by: Choong Yong Liang <yong.liang.choong@xxxxxxxxxxxxxxx>
>
> Hans, Ilpo, are you ok with this patch going through the netdev/net-next
> tree?

Yes, it you can merge it through netdev trees.

The function added into the header is a bit large on footprint front but
there are not that many callers so I guess it's okay.

Acked-by: Ilpo Järvinen <ilpo.jarvinen@xxxxxxxxxxxxxxx>


--
i.