RE: [char-msic 1/3] mei: me: disable driver on SPT SPS firmware

From: Winkler, Tomas
Date: Tue Nov 29 2016 - 14:21:59 EST


>
> On Tue, Nov 29, 2016 at 02:44:44PM +0200, Tomas Winkler wrote:
> > commit 8c57cac1457f3125a5d13dc03635c0708c61bff0 upstream
> >
> > Sunrise Point PCH with SPS Firmware doesn't expose working MEI
> > interface, we need to quirk it out.
> > The SPS Firmware is identifiable only on the first PCI function of the
> > device.
> >
> > Cc: <stable@xxxxxxxxxxxxxxx> #4.4
> > Signed-off-by: Tomas Winkler <tomas.winkler@xxxxxxxxx>
> > Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
> > ---
> > drivers/misc/mei/hw-me.c | 10 ++++++++-- drivers/misc/mei/pci-me.c
> > | 4 ++--
> > 2 files changed, 10 insertions(+), 4 deletions(-)
>
> I don't understand what this is for, it's already in the 4.8-stable tree. And there
> you said it only needed to go to 4.6 and newer, yet you are saying 4.4 here?
> What am I supposed to do?
>

It's needed 4.4, but the original patch does apply cleanly only from 4.6 up, so this is the rebased version over 4.4. Since 4.4 is a long term kernel this is important.
I see from time to time broken patches in stable, mostly in 3.X series, so I prefer to do the back port myself.

Thanks
Tomas