Re: [PATCH 2/4] i3c: master: Check if devices have i3c_dev_boardinfo on i3c_master_add_i3c_dev_locked()
From: Boris Brezillon
Date: Thu Aug 29 2019 - 10:42:33 EST
On Thu, 29 Aug 2019 16:39:18 +0200
Boris Brezillon <boris.brezillon@xxxxxxxxxxxxx> wrote:
> On Thu, 29 Aug 2019 14:00:44 +0000
> Vitor Soares <Vitor.Soares@xxxxxxxxxxxx> wrote:
> > Hi Boris,
> > From: Boris Brezillon <boris.brezillon@xxxxxxxxxxxxx>
> > Date: Thu, Aug 29, 2019 at 11:44:57
> > > On Thu, 29 Aug 2019 12:19:33 +0200
> > > Vitor Soares <Vitor.Soares@xxxxxxxxxxxx> wrote:
> > >
> > > > The I3C devices described in DT might not be attached to the master which
> > > > doesn't allow to assign a specific dynamic address.
> > >
> > > I remember testing this when developing the framework, so, unless
> > > another patch regressed it, it should already work. I suspect patch 1
> > > is actually the regressing this use case.
> > For today it doesn't address the case where the device is described with
> > static address = 0, which isn't attached to the controller.
> Hm, I'm pretty sure I had designed the code to support that case (see
> ). It might be buggy, but nothing we can't fix I guess.