DRM: urgent v4.9-rc6 build regression: master build: 2 failures 1 warnings (v4.9-rc5-213-g961b708)

[Dave Airlie]

On 17 Nov. 2016 8:41 pm, "Arnd Bergmann" <arnd at arndb.de> wrote:
>
> On Thursday, November 17, 2016 4:14:44 AM CET Build bot for Mark Brown
wrote:
> >         arm64-allmodconfig
> > ../drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c:126:36: error: 'OD_CFG'
undeclared (first use in this function)
> > ../drivers/gpu/drm/mediatek/mtk_drm_drv.c:220:5: error: 'struct
drm_device' has no member named 'vblank_disable_allowed'
> >
> >         arm-allmodconfig
> > ../drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c:126:36: error: 'OD_CFG'
undeclared (first use in this function)
> > ../drivers/gpu/drm/mediatek/mtk_drm_drv.c:220:5: error: 'struct
drm_device' has no member named 'vblank_disable_allowed'
>
> These two patches need to be reverted or fixed:
>
> f752fff ("drm/mediatek: set vblank_disable_allowed to true")
> 83ba62b ("drm/mediatek: fix a typo of OD_CFG to OD_RELAYMODE")
>
> Both of them seem to work fine on linux-next, but were accidentally sent
> to Linus yesterday through:
>
>     Merge tag 'drm-fixes-for-v4.9-rc6' of git://
people.freedesktop.org/~airlied/linux
>     Merge branch 'mediatek-drm-fixes-2016-11-11' of
https://github.com/ckhu-mediatek/linux.git-tags into drm-fixes
>
> Clearly that branch has never been build-tested by itself. Unfortunately
> the dependency on "HAVE_ARM_SMCCC" caused the driver to not be no longer
> included in x86 allmodconfig builds despite the COMPILE_TEST check,
> so neither David Airlie nor Linus Torvalds caught it before it got merged.

oops bad dependency, I normally have a cross compile on -next, but -fixes I
don't always do it, since who would send broken -fixes,

Arnd could you send a git pull with the two reverts, with my Acked-by on
it? I won't be in a place to do it for 8-9hrs.

Dave.
>
>         Arnd
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