On Tue, 2013-12-10 at 01:25 +0100, Arnd Bergmann wrote: > We never intentionally break things that people are using, but there are > cases where doing blind changes is the best way forward. We should > always try to find people to test patches on real hardware if possible, > which is only possible if there are people around that have the hardware > and that are going to run new kernels on them. > > In case of PXA dmaengine support, I think the benefits of applying the > series far outweigh the breakage potential. A lot of the drivers are > shared with MMP, which is going to be DT-only eventually and will require > the new dmaengine code. Some PXA drivers may be shared with SA1100, > which has also converted to dmaengine although there are no plans to > ever support DT on sa1100. > > We certainly need to be extra careful if we want to move things over > at once and cannot test all the drivers. I'd be happier if it could > be done gradually by having some drivers use the new interface and > other drivers use the old one, but I don't see how that can be done > here. Thanks for detailed explanation. I see there is strong support for the big change. Lets hope it'll be smooth. I'll strest test Daniel's changes and report the results. -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html