Re: [PATCH] drm/amd/display: fix compilation error

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On Thu, Jun 13, 2019 at 2:42 PM Sam Ravnborg <sam@xxxxxxxxxxxx> wrote:
>
> Hi Alex.
>
> On Wed, Jun 12, 2019 at 10:35:26PM -0400, Alex Deucher wrote:
> > On Wed, Jun 12, 2019 at 10:34 PM Hariprasad Kelam
> > <hariprasad.kelam@xxxxxxxxx> wrote:
> > >
> > > this patch fixes below compilation error
> > >
> > > drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_hw_sequencer.c: In
> > > function ‘dcn10_apply_ctx_for_surface’:
> > > drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_hw_sequencer.c:2378:3:
> > > error: implicit declaration of function ‘udelay’
> > > [-Werror=implicit-function-declaration]
> > >    udelay(underflow_check_delay_us);
> > >
> > > Signed-off-by: Hariprasad Kelam <hariprasad.kelam@xxxxxxxxx>
>
> Am I right in assuming you took this patch?
>
> I expect that new code using udelay was added to the amd tree,
> and when merged with drm-misc-next it failed, because drm-misc-next no
> longer had drmP.h included so no implicit include of delay.h
>
> The root cause was that my original patchset should have been based
> on the amd tree, and applied there :-(

No worries.  I've picked it up.

Alex
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