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charset="us-ascii"; Format="flowed" Errors-To: intel-wired-lan-bounces@osuosl.org Sender: "Intel-wired-lan" On 10/10/2023 0:28, Jacob Keller wrote: > > > On 10/4/2023 10:44 PM, Vitaly Lifshits wrote: >> On some Meteor Lake systems accessing the PHY via the MDIO interface may >> result in an MDI error. This issue happens sporadically and in most cases >> a second access to the PHY via the MDIO interface results in success. >> >> As a workaround, introduce a retry counter which is set to 3 on Meteor >> Lake systems. The driver will only return an error if 3 consecutive PHY >> access attempts fail. The retry mechanism is disabled in specific flows, >> where MDI errors are expected. >> > > A bit ugly. I assume we don't have any idea of the root cause of MDI issues? Agree. We haven't a root cause yet. This problem is under debugging. We prefer to keep it in the net-queue for widespread testing meanwhile. > > Especially having cases where we disable re-try which is a bit awkward. > I don't have any alternative suggestion tho... > > Thanks, > Jake > _______________________________________________ > Intel-wired-lan mailing list > Intel-wired-lan@osuosl.org > https://lists.osuosl.org/mailman/listinfo/intel-wired-lan _______________________________________________ Intel-wired-lan mailing list Intel-wired-lan@osuosl.org https://lists.osuosl.org/mailman/listinfo/intel-wired-lan