On Fri, Aug 31, 2018 at 11:59 PM Arnd Bergmann <a...@arndb.de> wrote: > > On Fri, Aug 31, 2018 at 6:01 PM Sunil Kovvuri <sunil.kovv...@gmail.com> wrote: > > On Fri, Aug 31, 2018 at 7:50 PM Arnd Bergmann <a...@arndb.de> wrote: > > > > > Thanks for the suggestion, that does makes sense. > > Actually i did thought about it, but i was skeptical if it would be > > acceptable to make > > a single module out of drivers registering for two different PCI devices. > > I don't think it matters much whether there is one module or two > (others might have a strong opinion one way or the other). > > What is important though are these two points: > > - How to represent the two PCI devices to user space: You should only > have one interface to user space I think, and this should be similar > to how other drivers manage similar cases (I don't actually know what they > do, but I assume you've done some research here) > > - How you connect find the pair of devices: Generally speaking while > the SoC might only have one of each, you shouldn't make that assumption > in the code, but instead have a reliable way of having one driver wait > for the other driver to finish probing so you can match the pair. >
Agreed. I do have a patch in works for that, i.e to defer AF driver probe till CGX driver is loaded. https://github.com/sunilkovvuri/rvu_drivers/commit/27b449087c16224a9e93dd91d6d9f734b5210bed > > Will wait for few more days for more feedback from anyone and port v2 > > series. > > Ok. > > Arnd