Re: [PATCH] i2c: piix4: Fix SMBus port selection for AMD Family 17h chips
From: Guenter Roeck
Date: Thu Oct 05 2017 - 13:43:49 EST
On Thu, Oct 05, 2017 at 05:11:15PM +0200, Wolfram Sang wrote:
> > Sorry for the delay. Looks all good to me (as I'd expect from Gunter...)
> > Reviewed-by: Jean Delvare <jdelvare@xxxxxxx>
> Thanks, Jean!
> Guenter: I will queue it to for-current, when I am back home. Does it
> need a stable tag?
I would suggest yes, since otherwise anyone using a Ryzen or Threadripper CPU
will see duplicate i2c controllers and devices. Some DDR4 chips have temperature
sensors, so this becomes easily visible (this is how I found the problem).