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

[Tomi Valkeinen]

On 2013-10-30 02:05, Simon Horman wrote:
> 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.

I'd also go for COMPILE_TEST. I once enabled omapdss and omapfb to be
compilable without any extra dependencies, and Linus wasn't fond of
getting asked if he wants to compile omapfb or not...

 Tomi


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