On Sat, Jun 08, 2013 at 09:57:17AM +0100, Jonathan Cameron wrote: > At least one Arm subarch (pxa) does no provide an implementation of this > function. As far as I can see there is no way for a driver wishing to use > it to detect it's absence. This is marked in clk.h as being optional > for 'Machine Class support'. Obvious solutions to this are: > > 1) It is effectively only usable by platform specific drivers as no > more generic driver can know it is available. Perhaps even a stub that > returns an appropriate error would be acceptable. > > 2) It is not as optional as the header implies and should always be > implemented > if the rest of the clk framework is. > > 3) There should be some means of detecting its absense so that drivers can > be dependant on its presene. > > Which is the correct one?
The right answer is (2) now that we have things like the clk framework and soo many users. -- 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/
