Compilation breakage on drivers/media due to OF patches - was: Re: [PATCH] DT: export of_get_next_parent() for use by modules: fix modular V4L2

[Grant Likely]

On Wed, 17 Apr 2013 11:53:57 -0300, Mauro Carvalho Chehab <mchehab at redhat.com> wrote:
> Hi Grant/Rob,
> 
> Our tree is currently _broken_ with OT, because of the lack of 
> exporting of_get_next_parent. The developer that submitted the patches 
> that added V4L2 OF support forgot to test to compilation with MODULES
> support enabled.
> 
> So, we're now having:
> 	ERROR: "of_get_next_parent" [drivers/media/v4l2-core/videodev.ko] undefined!
> 
> if compiled with OF enabled and media as module.
> 
> As those patches were applied at my master branch and there are lots of
> other patches on the top of the patches that added V4L2 OF support, 
> I prefer to avoid reverting those patches. 
> 
> On the other hand, I can't send the patches upstream next week (assuming 
> that -rc7 is the final one), without having this patch applying before 
> the media tree.

The fix needs to be applied to your tree then. Go ahead and apply it with my ack:

Acked-by: Grant Likely <grant.likely at linaro.org>

It is no good to apply it to the devicetree -next branch because that
will still leave your branch broken, even if device tree gets merged
first.

g.