Hi Dave,

On Thursday, 17 May 2018 08:05:03 EEST Dave Airlie wrote:
> On 17 May 2018 at 14:42, Dave Airlie <airl...@gmail.com> wrote:
> > On 16 May 2018 at 01:37, Laurent Pinchart wrote:
> >> On Tuesday, 15 May 2018 17:24:52 EEST kbuild test robot wrote:
> >>> tree:   git://anongit.freedesktop.org/drm/drm-tip drm-tip
> >>> head:   c03987223c762e4a61142f0a9be6027bb181cdfa
> >>> commit: 9037d4b98b255979c6636045794775f5a89cc623 [711/734] Merge branch
> >>> 'drm/du/next' of git://linuxtv.org/pinchartl/media into drm-next config:
> >>> arm64-defconfig (attached as .config)
> >>> compiler: aarch64-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0
> >>> 
> >>> reproduce:
> >>>         wget
> >>> 
> >>> https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross
> >>> -O
> >>> ~/bin/make.cross chmod +x ~/bin/make.cross
> >>> 
> >>>         git checkout 9037d4b98b255979c6636045794775f5a89cc623
> >>>         # save the attached .config to linux build tree
> >>>         make.cross ARCH=arm64
> >>> 
> >>> All errors (new ones prefixed by >>):
> >>>    drivers/gpu/drm/rcar-du/rcar_du_vsp.c: In function
> >> 
> >> 'rcar_du_vsp_plane_atomic_duplicate_state':
> >>> >> drivers/gpu/drm/rcar-du/rcar_du_vsp.c:317:6: error: 'struct
> >>> >> rcar_du_vsp_plane_state' has no member named 'alpha'
> >>> >> 
> >>>      copy->alpha = to_rcar_vsp_plane_state(plane->state)->alpha;
> >>>          ^~
> >>>    drivers/gpu/drm/rcar-du/rcar_du_vsp.c:317:53: error: 'struct
> >>> rcar_du_vsp_plane_state' has no member named 'alpha' copy->alpha =
> >>> to_rcar_vsp_plane_state(plane->state)->alpha;
> >> 
> >> This error is caused by a conflict between commit 75a07f399cd4 (drm:
> >> rcar-du: Zero-out sg_tables when duplicating plane state) present in my
> >> R-Car DU pull request sent for the DRM tree and commit 301a9b8d5456
> >> ("drm/rcar-du: Convert to the new generic alpha property") present in
> >> drm-misc-next but not merged in the drm tree yet.
> >> 
> >> Dave, how would you like to handle this ? I can rebase my drm/du/next
> >> branch on top of your tree once you merge drm-misc-next and send a new
> >> pull request, but I'd like to avoid missing the v4.18 merge window.
> >> Another option would be to handle the error in the drm-misc-next merge.
> >> If there's an easier option, please let me know how I can help.
> > 
> > Is this broken in my tree now? since I seem to have both of these patches
> > and my local arm build succeeds.
> > 
> > Is there a merge from somewhere else confusing things?
> 
> Turns out my arm64 builds weren't setup properly, I've fixed them up and can
> now see builds failures.
> 
> I've applied both rcar-du fixes to drm-next.

Thank you. I've verified your for-next branch and everything seems fine now.

-- 
Regards,

Laurent Pinchart



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