[PATCH net-next 0/4] Remove legacy phylink behaviour

[Russell King (Oracle)]

On Fri, Jul 21, 2023 at 12:33:52PM +0100, Russell King (Oracle) wrote:
> Hi,
> 
> This series removes the - as far as I can tell - unreachable code in
> mtk_eth_soc that relies upon legacy phylink behaviour, and then removes
> the support in phylink for this legacy behaviour.
> 
> Patch 1 removes the clocking configuration from mtk_eth_soc for non-
> TRGMII, non-serdes based interface modes, and disables those interface
> modes prior to phylink configuration.
> 
> Patch 2 removes the mac_pcs_get_state() method from mtk_eth_soc which
> I believe is also not used - mtk_eth_soc appears not to be used with
> SFPs (which would use a kind of in-band mode) nor does any DT appear
> to specify in-band mode for any non-serdes based interface mode.
> 
> With both of those dealt with, the kernel is now free of any driver
> relying on the phylink legacy mode. Therefore, patch 3 removes support
> for this.
> 
> Finally, with the advent of a new driver being submitted today that
> makes use of state->speed in the mac_config() path, patch 4 ensures that
> any phylink_link_state member that should not be used in mac_config is
> either cleared or set to an invalid value.

Note: probably be a good idea for the mtk_eth_soc people to review and
ack before applying this to net-next.

Thanks.

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