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SubjectRe: [PATCH net-next v2 02/13] net: phy: sfp: handle non-wired SFP connectors
On 05/04/2018 06:56 AM, Antoine Tenart wrote:
> SFP connectors can be solder on a board without having any of their pins
> (LOS, i2c...) wired. In such cases the SFP link state cannot be guessed,
> and the overall link status reporting is left to other layers.
> In order to achieve this, a new SFP_DEV status is added, named UNKNOWN.
> This mode is set when it is not possible for the SFP code to get the
> link status and as a result the link status is reported to be always UP
> from the SFP point of view.

Why represent the SFP in Device Tree then? Why not just declare this is
a fixed link which would avoid having to introduce this "unknown" state.

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