RE: [char-misc-next] mei: gsc_proxy: match component when GSC is on different bus
From: Winkler, Tomas
Date: Tue Feb 20 2024 - 14:52:54 EST
>
> On Sun, Feb 11, 2024 at 03:04:08PM +0200, Tomas Winkler wrote:
> > From: Alexander Usyskin <alexander.usyskin@xxxxxxxxx>
> >
> > On Arrow Lake S systems, MEI is no longer strictly connected to bus 0,
> > while graphics remain exclusively on bus 0. Adapt the component
> > matching logic to accommodate this change:
> >
> > Original behavior: Required both MEI and graphics to be on the same
> > bus 0.
> >
> > New behavior: Only enforces graphics to be on bus 0 (integrated),
> > allowing MEI to reside on any bus.
> > This ensures compatibility with Arrow Lake S and maintains
> > functionality for the legacy systems.
> >
> > Cc: <stable@xxxxxxxxxxxxxxx>
> > Signed-off-by: Alexander Usyskin <alexander.usyskin@xxxxxxxxx>
> > Signed-off-by: Tomas Winkler <tomas.winkler@xxxxxxxxx>
>
> What commit id does this fix? How far back in stable kernels should it go?
Should be backported together with 'mei: me: add arrow lake point S DID'
And 1dd924f6885b ("mei: gsc_proxy: add gsc proxy driver")
I will send v2
Thanks
Tomas