Re: [PATCH] mfd/wm831x-irq: Convert to new irq_chip functions andfix build failure

[Samuel Ortiz]

Hi Paul,

On Sat, Dec 11, 2010 at 10:59:08AM +0900, Paul Mundt wrote:
> On Fri, Dec 10, 2010 at 06:24:55PM +0000, Mark Brown wrote:
> > On Sat, Dec 11, 2010 at 02:48:43AM +0900, Paul Mundt wrote:
> > 
> > > I have no intention of dropping the select from SH, but I'm not going to
> > > insist that these drivers have the deprecated dependency if we're a) not
> > > really using them and b) there's a reasonable expectation that they'll
> > > basically be taken care of in .38 anyways.
> > 
> > That's unfortunate, I'm a bit concerned about support for users picking
> > up the kernel and using it to build products.
> > 
> As I pointed out initially, backtracking would only encourage people to
> continue to add new code that uses deprecated interfaces. This happens
> time and time again, and is a far greater concern.
> 
> > Samuel, would you be OK with cherry picking the relevant commits to the
> > Wolfson drivers back into .37?  I'm especially concerned about WM8994
> > here - I'd really not like to see a kernel version go out where that
> > doesn't work.
> > 
> That hardly addresses the issue, and simply covers your own driver. The
> issue at hand is whether it's worth flagging the deprecated API users
> with an explicit dependency or not. You've dismissed the idea of getting
> your dependencies right out of hand, but also don't wish to ship a broken
> driver, so we need an alternative.
> 
> After a full tree audit it's the MFD drivers and a couple of GPIO
> expanders that could theoretically be enabled and break the build. I
> suppose I could switch to
> 
> 	select GENERIC_HARDIRQS_NO_DEPRECATED if !MFD_SUPPORT && !GPIOLIB
> 
> for .37 since it's too late to convert the remaining drivers now.
I see that you've pushed this one, thanks a lot.

Cheers,
Samuel.

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