On 12/08/15 14:30, David Miller wrote:
> From: Florian Fainelli <[email protected]>
> Date: Sat,  8 Aug 2015 12:58:57 -0700
> 
>> In case we need to divert reads/writes using the slave MII bus, we may have
>> already fetched a valid PHY interface property from Device Tree, and that
>> mode is used by the PHY driver to make configuration decisions.
>>
>> If we could not fetch the "phy-mode" property, we will assign 
>> p->phy_interface
>> to PHY_INTERFACE_MODE_NA, such that we can actually check for that condition 
>> as
>> to whether or not we should override the interface value.
>>
>> Fixes: 19334920eaf7 ("net: dsa: Set valid phy interface type")
>> Signed-off-by: Florian Fainelli <[email protected]>
>> ---
>> Hi Guenter,
>>
>> Could you verify this does not break what you were trying to fix with your 
>> change?
>> I am fairly confident this will not because for "PHYs" built-into the switch 
>> port
>> we will not be able to fetch a "phy-mode" property from DT, so we will use
>> PHY_INTERFACE_MODE_NA, but here, we will re-assign them to 
>> PHY_INTERFACE_MODE_GMII
>> as before.
> 
> I was trying to wait for Guenter's testing before applying this, but it's 
> been some
> time already and it makes no sense to wait any longer.

I should be able to verify this myself in the future since I just setup
a Marvell/DSA switch device here for testing.

> 
> Applied to 'net', thanks Florian.

Could you also schedule this for -stable, at least 4.1 is affected by
this change, thank you!
-- 
Florian
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