Re: [PATCH] i2c: rcar: ensure Gen3+ reset does not disturb local targets
From: Andi Shyti
Date: Thu Jul 11 2024 - 19:48:31 EST
Hi Wolfram,
On Thu, Jul 11, 2024 at 11:17:43PM GMT, Wolfram Sang wrote:
> On Thu, Jul 11, 2024 at 10:30:44AM +0200, Wolfram Sang wrote:
> > R-Car Gen3+ needs a reset before every controller transfer. That erases
> > configuration of a potentially in parallel running local target
> > instance. To avoid this disruption, avoid controller transfers if a
> > local target is running. Also, disable SMBusHostNotify because it
> > requires being a controller and local target at the same time.
> >
> > Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
>
> Fixes: 3b770017b03a ("i2c: rcar: handle RXDMA HW behaviour on Gen3")
I was about to ask.
Pushed to i2c/i2c-host-fixes.
Thanks,
Andi