Re: [net-next PATCH v4 00/14] net: dsa: qca8k: code split for qca8k

From: Vladimir Oltean
Date: Mon Jul 25 2022 - 20:22:28 EST


On Sun, Jul 24, 2022 at 10:19:24PM +0200, Christian Marangi wrote:
> This is needed ad ipq4019 SoC have an internal switch that is
> based on qca8k with very minor changes. The general function is equal.
>
> Because of this we split the driver to common and specific code.
>
> As the common function needs to be moved to a different file to be
> reused, we had to convert every remaining user of qca8k_read/write/rmw
> to regmap variant.
> We had also to generilized the special handling for the ethtool_stats
> function that makes use of the autocast mib. (ipq4019 will have a
> different tagger and use mmio so it could be quicker to use mmio instead
> of automib feature)
> And we had to convert the regmap read/write to bulk implementation to
> drop the special function that makes use of it. This will be compatible
> with ipq4019 and at the same time permits normal switch to use the eth
> mgmt way to send the entire ATU table read/write in one go.

I'm done reviewing v4, from my side you can consider addressing the
style comments as well as the comment on patch 1 from v3 and you can
resend.