[Intel-gfx] [PATCH 2/2] drm/i915: only assign dev_priv->pch_id on successful pch detection

Chris Wilson chris at chris-wilson.co.uk
Fri Jan 26 21:32:09 UTC 2018


Quoting David Weinehall (2018-01-26 15:53:53)
> On Fri, Jan 26, 2018 at 04:48:05PM +0200, Jani Nikula wrote:
> > Currently pch_id gets assigned also when there's no pch. It doesn't look
> > like it makes a difference, but do the right thing anyway.
> 
> Makes sense.
> 
> Reviewed-by: David Weinehall <david.weinehall at linux.intel.com>

I suspect this is the one that upset gvt.
 
> > Signed-off-by: Jani Nikula <jani.nikula at intel.com>
> > ---
> >  drivers/gpu/drm/i915/i915_drv.c | 4 ++--
> >  1 file changed, 2 insertions(+), 2 deletions(-)
> > 
> > diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
> > index 3e8664de025d..0332e315650c 100644
> > --- a/drivers/gpu/drm/i915/i915_drv.c
> > +++ b/drivers/gpu/drm/i915/i915_drv.c
> > @@ -183,8 +183,6 @@ static void intel_detect_pch(struct drm_i915_private *dev_priv)
> >  
> >               id = pch->device & INTEL_PCH_DEVICE_ID_MASK;
> >  
> > -             dev_priv->pch_id = id;
> > -
> >               if (id == INTEL_PCH_IBX_DEVICE_ID_TYPE) {
> >                       dev_priv->pch_type = PCH_IBX;
> >                       DRM_DEBUG_KMS("Found Ibex Peak PCH\n");
> > @@ -272,6 +270,8 @@ static void intel_detect_pch(struct drm_i915_private *dev_priv)
> >                       continue;
> >               }
> >  
> > +             dev_priv->pch_id = id;
> > +
> >               break;
> >       }
> >       if (!pch)
> > -- 
> > 2.11.0
> > 
> > _______________________________________________
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> > Intel-gfx at lists.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/intel-gfx
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