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Re: [PATCH net-next] Revert "net: dsa: bcm_sf2: Defer port enabling to calling port_enable"

From David Miller <davem@davemloft.net>
Newsgroups linux.kernel
Subject Re: [PATCH net-next] Revert "net: dsa: bcm_sf2: Defer port enabling to calling port_enable"
Date 2017-10-01 05:10 +0200
Message-ID <uvCNH-4V8-1@gated-at.bofh.it> (permalink)
References <uuLzH-3VY-9@gated-at.bofh.it>
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From: Florian Fainelli <f.fainelli@gmail.com>
Date: Thu, 28 Sep 2017 11:19:06 -0700

> This reverts commit e85ec74ace29 ("net: dsa: bcm_sf2: Defer port
> enabling to calling port_enable") because this now makes an unbind
> followed by a bind to fail connecting to the ingrated PHY.
> 
> What this patch missed is that we need the PHY to be enabled with
> bcm_sf2_gphy_enable_set() before probing it on the MDIO bus. This is
> correctly done in the ops->setup() function, but by the time
> ops->port_enable() runs, this is too late. Upon unbind we would power
> down the PHY, and so when we would bind again, the PHY would be left
> powered off.
> 
> Fixes: e85ec74ace29 ("net: dsa: bcm_sf2: Defer port enabling to calling port_enable")
> Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>

Applied.

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[PATCH net-next] Revert "net: dsa: bcm_sf2: Defer port enabling to calling port_enable" Florian Fainelli <f.fainelli@gmail.com> - 2017-09-28 20:20 +0200
  Re: [PATCH net-next] Revert "net: dsa: bcm_sf2: Defer port  enabling to calling port_enable" David Miller <davem@davemloft.net> - 2017-10-01 05:10 +0200

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