Re: [PATCH 2/2] net: dsa: lantiq_gswip: Fix GSWIP_MII_CFG(p) register access

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On 1/2/21 5:25 PM, Martin Blumenstingl wrote:
> There is one GSWIP_MII_CFG register for each switch-port except the CPU
> port. The register offset for the first port is 0x0, 0x02 for the
> second, 0x04 for the third and so on.
> 
> Update the driver to not only restrict the GSWIP_MII_CFG registers to
> ports 0, 1 and 5. Handle ports 0..5 instead but skip the CPU port. This
> means we are not overwriting the configuration for the third port (port
> two since we start counting from zero) with the settings for the sixth
> port (with number five) anymore.
> 
> The GSWIP_MII_PCDU(p) registers are not updated because there's really
> only three (one for each of the following ports: 0, 1, 5).
> 
> Fixes: 14fceff4771e51 ("net: dsa: Add Lantiq / Intel DSA driver for vrx200")
> Cc: stable@xxxxxxxxxxxxxxx
> Signed-off-by: Martin Blumenstingl <martin.blumenstingl@xxxxxxxxxxxxxx>

Reviewed-by: Florian Fainelli <f.fainelli@xxxxxxxxx>
-- 
Florian



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