Re: [PATCH net-next v2 00/10] net: dsa: add generic debugfs interface

From: Jiri Pirko
Date: Mon Aug 28 2017 - 15:53:42 EST


Mon, Aug 28, 2017 at 09:17:38PM CEST, vivien.didelot@xxxxxxxxxxxxxxxxxxxx wrote:
>This patch series adds a generic debugfs interface for the DSA
>framework, so that all switch devices benefit from it, e.g. Marvell,
>Broadcom, Microchip or any other DSA driver.
>
>This is really convenient for debugging, especially CPU ports and DSA
>links which are not exposed to userspace as net device. This interface
>is currently the only way to easily inspect the hardware for such ports.
>
>With the patch series, any switch device user is able to query the
>hardware for the supported tagging protocol, the ports stats and
>registers, as well as their FDB, MDB and VLAN entries.

I see this overlaps a lot with DPIPE. Why won't you use that to expose
your hw state?