On Tue, 2017-07-25 at 13:35 +0200, Arnd Bergmann wrote:
> On Tue, Jul 25, 2017 at 10:03 AM, Philipp Zabel <p.zabel@xxxxxxxxxxxxxx> wrote:
> > On Tue, 2017-07-25 at 09:33 +0200, Arnd Bergmann wrote:
> >> On Mon, Jul 24, 2017 at 10:05 AM, Philipp Zabel <p.zabel@xxxxxxxxxxxxxx> wrote:
> >> > On Fri, 2017-07-21 at 22:56 +0200, Arnd Bergmann wrote:
>
> >> If you only need build-testing, you could have a simple wrapper like
> >>
> >> const struct drm_format_info *ipu_format_info(u32 format)
> >> {
> >> static const struct drm_format_info invalid = {};
> >>
> >> if (!IS_REACHABLE(CONFIG_DRM))
> >> return &invalid;
> >>
> >> return drm_format_info(format);
> >> }
> >
> > That should work fine. Both ipu_prg_format_supported and
> > ipu_prg_channel_configure are only ever called by DRM code.
>
> Ok, in that case, I think we should just make the compilation
> of PRE and PRG conditional and leave them out when DRM
> is not built-in (be aware of the case of DRM=m, IPU=y).
Maybe we should just:
config IMX_IPUV3_CORE
depends on DRM || !DRM # if DRM=m, this can't be 'y'
regards
Philipp
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