[Intel-gfx] [Intel-xe] [PATCH 3/4] drm/i915/lnl: support FBC on any plane

Govindapillai, Vinod vinod.govindapillai at intel.com
Mon Aug 28 10:10:14 UTC 2023


On Mon, 2023-08-28 at 12:00 +0300, Jani Nikula wrote:
> On Mon, 28 Aug 2023, Vinod Govindapillai <vinod.govindapillai at intel.com> wrote:
> > diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
> > index aefad14ab27a..b207774f3c33 100644
> > --- a/drivers/gpu/drm/i915/i915_reg.h
> > +++ b/drivers/gpu/drm/i915/i915_reg.h
> > @@ -1327,6 +1327,10 @@
> >  #define   DPFC_CTL_PLANE_IVB(i9xx_plane)       REG_FIELD_PREP(DPFC_CTL_PLANE_MASK_IVB,
> > (i9xx_plane))
> >  #define   DPFC_CTL_FENCE_EN_IVB                        REG_BIT(28) /* ivb+ */
> >  #define   DPFC_CTL_PERSISTENT_MODE             REG_BIT(25) /* g4x-snb */
> > +#define   DPFC_CTL_PLANE_BINDING_MASK          REG_GENMASK(12, 11) /* XE */
> > +#define   DPFC_CTL_PLANE_BINDING_1             REG_FIELD_PREP(DPFC_CTL_PLANE_BINDING_MASK, 0)
> > /* XE */
> > +#define   DPFC_CTL_PLANE_BINDING_2             REG_FIELD_PREP(DPFC_CTL_PLANE_BINDING_MASK, 1)
> > /* XE */
> > +#define   DPFC_CTL_PLANE_BINDING_3             REG_FIELD_PREP(DPFC_CTL_PLANE_BINDING_MASK, 2)
> > /* XE */
> 
> What's with the /* XE */ comments?

Forgot to update that! I will add "lnl+" similar to lines above.

BR
Vinod

> 
> BR,
> Jani.
> 
> 



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