[PATCH 2/2] drm/xe: Add missing HPD interrupt enabling during non-d3cold RPM resume

[Imre Deak]

On Mon, Oct 07, 2024 at 09:29:46PM +0300, Cavitt, Jonathan wrote:
> -----Original Message-----
> From: Intel-xe <intel-xe-bounces at lists.freedesktop.org> On Behalf Of Imre Deak
> Sent: Monday, October 7, 2024 7:06 AM
> To: intel-xe at lists.freedesktop.org; intel-gfx at lists.freedesktop.org
> Cc: Vivi, Rodrigo <rodrigo.vivi at intel.com>
> Subject: [PATCH 2/2] drm/xe: Add missing HPD interrupt enabling during non-d3cold RPM resume
> >
> > Atm the display HPD interrupts that got disabled during runtime
> > suspend, are re-enabled only if d3cold is enabled. Fix things by
> > also re-enabling the interrupts if d3cold is disabled.
> >
> > Cc: Rodrigo Vivi <rodrigo.vivi at intel.com>
> > Signed-off-by: Imre Deak <imre.deak at intel.com>
> 
> Is there a reason this ended up as a separate patch?

On the principle of doing one thing in one patch: the first is
refactoring, this one is a fix.

> Not blocking, just curious.
> Reviewed-by: Jonathan Cavitt <jonathan.cavitt at intel.com>
> -Jonathan Cavitt
> 
> > ---
> >  drivers/gpu/drm/xe/display/xe_display.c | 1 +
> >  1 file changed, 1 insertion(+)
> >
> > diff --git a/drivers/gpu/drm/xe/display/xe_display.c b/drivers/gpu/drm/xe/display/xe_display.c
> > index cb2449b7921ac..695c27ac6b0f8 100644
> > --- a/drivers/gpu/drm/xe/display/xe_display.c
> > +++ b/drivers/gpu/drm/xe/display/xe_display.c
> > @@ -486,6 +486,7 @@ void xe_display_pm_runtime_resume(struct xe_device *xe)
> >               return;
> >       }
> >
> > +     intel_hpd_init(xe);
> >       intel_hpd_poll_disable(xe);
> >  }
> >
> > --
> > 2.44.2
> >
> >