Re: [PATCH net-next v3 2/7] net: dsa: mt7530: call port 6 setup from mt7530_mac_config()

[Russell King (Oracle)]

On Fri, Feb 02, 2024 at 12:19:08PM +0300, Arınç ÜNAL via B4 Relay wrote:
> From: Arınç ÜNAL <arinc.unal@xxxxxxxxxx>
> 
> mt7530_pad_clk_setup() is called if port 6 is enabled. It used to do more
> things than setting up port 6. That part was moved to more appropriate
> locations, mt7530_setup() and mt7530_pll_setup().
> 
> Now that all it does is set up port 6, rename it to mt7530_setup_port6(),
> and move it to a more appropriate location, under mt7530_mac_config().
> 
> Leave an empty mt7530_pad_clk_setup() to satisfy the pad_setup function
> pointer.
> 
> This is the code path for setting up the ports before:
> 
> mt753x_phylink_mac_config()
> -> mt753x_mac_config()
>    -> mt7530_mac_config()
>       -> mt7530_setup_port5()
> -> mt753x_pad_setup()
>    -> mt7530_pad_clk_setup()
> 
> This is after:
> 
> mt753x_phylink_mac_config()
> -> mt753x_mac_config()
>    -> mt7530_mac_config()
>       -> mt7530_setup_port5()
>       -> mt7530_setup_port6()
> 
> Signed-off-by: Arınç ÜNAL <arinc.unal@xxxxxxxxxx>
> Reviewed-by: Vladimir Oltean <olteanv@xxxxxxxxx>

I hope that the "default" case in mt7530_setup_port6() is effectively
unreachable - as long as mt7530_mac_port_get_caps() is paired with this
and only sets the interface modes in supported_interfaces that
mt7530_setup_port6() handles, then that will be fine.

Reviewed-by: Russell King (Oracle) <rmk+kernel@xxxxxxxxxxxxxxx>

Thanks!

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