Messages in this thread |  | | Date | Tue, 7 Jun 2022 15:05:40 +0100 | From | "Russell King (Oracle)" <> | Subject | Re: [PATCH net] net: dsa: realtek: rtl8365mb: fix GMII caps for ports with internal PHY |
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On Tue, Jun 07, 2022 at 10:52:48AM -0300, Luiz Angelo Daros de Luca wrote: > > > > Luiz, Russel: > > > > > > > > Commit a5dba0f207e5 ought to have had a Fixes: tag I think, because it > > > > claims to have been fixing a regression in the net-next tree - is that > > > > right? I seem to have missed both referenced commits when they were > > > > posted and never hit this issue personally. I only found things now > > > > during some other refactoring and the test for GMII looked weird to me > > > > so I went and investigated. > > > > > > > > Could you please help me identify that Fixes: tag? Just for my own > > > > understanding of what caused this added requirement for GMII on ports > > > > with internal PHY. > > > > > > I have absolutely no idea. I don't think any "requirement" has ever been > > > added - phylib has always defaulted to GMII, so as the driver stood when > > > it was first submitted on Oct 18 2021, I don't see how it could have > > > worked, unless the DT it was being tested with specified a phy-mode of > > > "internal". As you were the one who submitted it, you would have a > > > better idea. > > > > > > The only suggestion I have is to bisect to find out exactly what caused > > > the GMII vs INTERNAL issue to crop up. > > > > Alright, thanks for the quick response. Maybe Luiz has a better idea, otherwise > > I will try bisecting if I find the time. > > I don't know. I just got hit by the issue after a rebase (sorry, I > don't know exactly from which commit I was rebasing). > But I did test the net (!-next) and left a working commit note. You > can diff 3dd7d40b43..a5dba0f20. > If I'm to guess, I would blame: > > 21bd64bd717de: net: dsa: consolidate phylink creation
Why do you suspect that commit? I fail to see any functional change in that commit that would cause the problem.
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