[PATCH 00/19] Enable various Renesas drivers on all ARM platforms

Simon Horman horms at verge.net.au
Tue Oct 29 20:05:03 EDT 2013


On Tue, Oct 29, 2013 at 10:58:34AM -0700, Mark Brown wrote:
> On Tue, Oct 29, 2013 at 06:29:59PM +0100, Laurent Pinchart wrote:
> > On Tuesday 29 October 2013 10:23:31 Mark Brown wrote:
> > > On Tue, Oct 29, 2013 at 06:05:53PM +0100, Laurent Pinchart wrote:
> > > > The first one is that I can't compile-test all those drivers on all
> > > > architectures. The spi-sh-msiof driver, for instance, uses
> > > > io(read|write)(16|
> 
> > > Which architectures are these and is there not a symbol we can depend on
> > > for them?
> 
> > arch/cris for instance. We can use readl/writel instead (maybe it would be 
> > time to rationalize and document the I/O accessors across all architectures, 
> > but that's another topic).
> 
> It'd certainly be sensible, or adding a config option to depend on if
> you rely on these functions.
> 
> > My point is that there might be other issues that I won't be able to easily 
> > catch. This would break compilation for everybody for no reason, as the 
> > drivers are useless on non-SuperH, non-ARM platforms. That's why I believe 
> > COMPILE_TEST would be a better option as a first step.
> 
> Yes, it would - please do that.  Note that it won't stop anyone running
> into build issues on other architectures though, it's just about
> stopping Kconfig noise.

FWIW, I am happy with using COMPILE_TEST for this series.





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