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SubjectRe: [PATCH net-next v2 08/11] of: property: Add device link support for PCS
On Mon, Nov 7, 2022 at 2:50 PM Sean Anderson <sean.anderson@seco.com> wrote:
>
> On 11/7/22 15:22, Vladimir Oltean wrote:
> > On Mon, Nov 07, 2022 at 02:10:10PM -0600, Rob Herring wrote:
> >> On Thu, Nov 03, 2022 at 05:06:47PM -0400, Sean Anderson wrote:
> >> > This adds device link support for PCS devices. Both the recommended
> >> > pcs-handle and the deprecated pcsphy-handle properties are supported.
> >> > This should provide better probe ordering.
> >> >
> >> > Signed-off-by: Sean Anderson <sean.anderson@seco.com>
> >> > ---
> >> >
> >> > (no changes since v1)
> >> >
> >> > drivers/of/property.c | 4 ++++
> >> > 1 file changed, 4 insertions(+)
> >>
> >> Seems like no dependency on the rest of the series, so I can take this
> >> patch?
> >
> > Is fw_devlink well-behaved these days, so as to not break (forever defer)
> > the probing of the device having the pcs-handle, if no driver probed on
> > the referenced PCS? Because the latter is what will happen if no one
> > picks up Sean's patches to probe PCS devices in the usual device model
> > way, I think.
>
> Last time [1], Saravana suggested to move this to the end of the series to
> avoid such problems. FWIW, I just tried booting a LS1046A with the
> following patches applied
>
> 01/11 (compatibles) 05/11 (device) 08/11 (link) 09/11 (consumer)
> =================== ============== ============ ================
> Y N Y N
> Y Y Y Y
> Y Y Y N
> N Y Y N
> N N Y N
>
> and all interfaces probed each time. So maybe it is safe to pick
> this patch.

Maybe? Just take it with the rest of the series.

Acked-by: Rob Herring <robh@kernel.org>

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