netdev - Re: [PATCH] net: phy: b53: switchdev driver for Broadcom BCM53xx switches

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Date:	Tue, 24 Feb 2015 22:51:55 +0100
From:	Andrew Lunn <andrew@...n.ch>
To:	Rafa?? Mi??ecki <zajec5@...il.com>
Cc:	"David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org,
	Jonas Gorski <jogo@...nwrt.org>,
	Florian Fainelli <f.fainelli@...il.com>,
	Hauke Mehrtens <hauke@...ke-m.de>,
	Felix Fietkau <nbd@...nwrt.org>, Jiri Pirko <jiri@...nulli.us>
Subject: Re: [PATCH] net: phy: b53: switchdev driver for Broadcom BCM53xx
 switches

On Tue, Feb 24, 2015 at 06:42:07PM +0100, Rafa?? Mi??ecki wrote:
> BCM53xx is series of Broadcom Ethernet switches that can be found in
> various (mostly home) routers.
> They are quite simple switches with mainly just support for:
> 1) Tagging incoming packets (PVID)
> 2) Untagging outgoing packets
> 3) Forwarding all packets across a single VLAN
> 
> This driver is split into common code (module) and bus specific code.
> Right now only PHY (MDIO) support is included, other could follow after
> accepting this driver. It was successfully tested on BCM4706 SoC with
> BCM53125.
> 
> You could notice it's yet another try of submitting b53 driver. This
> time it was modified to use recently introduced switchdev API which
> hopefully make it possible to accept it mainline.
> 
> Signed-off-by: Rafa?? Mi??ecki <zajec5@...il.com>
> ---
> Example usage. My BCM4706 router has switch with 6 ports:
> 0: WAN port
> 1-4: LAN ports
> 8: CPU connected port (on-SoC Ethernet device)
> 
> I decided to use VLAN 1 for WAN and VLAN 2 for LAN. I was able to
> successfully configure it using:
> 
> bridge vlan add vid 1 dev sw0p1 pvid untagged
> bridge vlan add vid 1 dev sw0p2 pvid untagged
> bridge vlan add vid 1 dev sw0p3 pvid untagged
> bridge vlan add vid 1 dev sw0p4 pvid untagged
> bridge vlan add vid 1 dev sw0p8
> 
> bridge vlan add vid 2 dev sw0p0 pvid untagged
> bridge vlan add vid 2 dev sw0p8
> ---
>  drivers/net/phy/Kconfig          |   2 +
>  drivers/net/phy/Makefile         |   1 +
>  drivers/net/phy/b53/Kconfig      |  12 +
>  drivers/net/phy/b53/Makefile     |   2 +
>  drivers/net/phy/b53/b53_common.c | 961 +++++++++++++++++++++++++++++++++++++++
>  drivers/net/phy/b53/b53_mdio.c   | 418 +++++++++++++++++
>  drivers/net/phy/b53/b53_priv.h   | 299 ++++++++++++
>  drivers/net/phy/b53/b53_regs.h   | 313 +++++++++++++

Hi Rafa??

I have a question about the location. Why drivers/net/phy?

  Andrew
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