Re: [PATCH net-next 2/3] net: pcs: pcs-mtk-lynxi: implement pcs_inband_caps() method

[Eric Woudstra <ericwouds@gmail.com>]

On 12/5/24 10:42 AM, Russell King (Oracle) wrote:
> Report the PCS in-band capabilities to phylink for the LynxI PCS.
> 
> Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
> Reviewed-by: Daniel Golle <daniel@makrotopia.org>
> ---
>  drivers/net/pcs/pcs-mtk-lynxi.c | 16 ++++++++++++++++
>  1 file changed, 16 insertions(+)
> 
> diff --git a/drivers/net/pcs/pcs-mtk-lynxi.c b/drivers/net/pcs/pcs-mtk-lynxi.c
> index 4f63abe638c4..7de804535229 100644
> --- a/drivers/net/pcs/pcs-mtk-lynxi.c
> +++ b/drivers/net/pcs/pcs-mtk-lynxi.c
> @@ -88,6 +88,21 @@ static struct mtk_pcs_lynxi *pcs_to_mtk_pcs_lynxi(struct phylink_pcs *pcs)
>  	return container_of(pcs, struct mtk_pcs_lynxi, pcs);
>  }
>  
> +static unsigned int mtk_pcs_lynxi_inband_caps(struct phylink_pcs *pcs,
> +					      phy_interface_t interface)
> +{
> +	switch (interface) {
> +	case PHY_INTERFACE_MODE_1000BASEX:
> +	case PHY_INTERFACE_MODE_2500BASEX:

Isn't this the place now where to report to phylink, that this PCS does
not support in-band at 2500base-x?

Best regards,

Eric

> +	case PHY_INTERFACE_MODE_SGMII:
> +	case PHY_INTERFACE_MODE_QSGMII:
> +		return LINK_INBAND_DISABLE | LINK_INBAND_ENABLE;
> +
> +	default:
> +		return 0;
> +	}
> +}
> +
>  static void mtk_pcs_lynxi_get_state(struct phylink_pcs *pcs,
>  				    struct phylink_link_state *state)
>  {
> @@ -241,6 +256,7 @@ static void mtk_pcs_lynxi_disable(struct phylink_pcs *pcs)
>  }
>  
>  static const struct phylink_pcs_ops mtk_pcs_lynxi_ops = {
> +	.pcs_inband_caps = mtk_pcs_lynxi_inband_caps,
>  	.pcs_get_state = mtk_pcs_lynxi_get_state,
>  	.pcs_config = mtk_pcs_lynxi_config,
>  	.pcs_an_restart = mtk_pcs_lynxi_restart_an,