On Sat, 25 Oct 2014, Ian Campbell wrote: > On Sat, 2014-10-25 at 14:29 +0100, Stefano Stabellini wrote: > > > > Your suggestions and looking more at the code gave me another idea, that > > I think is clean and at the same time suitable for 3.18. > > What do you think of the following? It is simple, self-contained and > > doesn't need a new flag in struct device. > > of_dma_is_coherent looks to be quite expensive though (walks up the > Device Tree doing strcmps on each property of each node until it finds > the one it is looking for.
It takes spin_locks too! Too bad, I think I'll have to ditch it. In that case I'l try the new flag in struct device approach. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
