[Intel-gfx] [PATCH 2/6] drm/i915: Add plane damage clips property

[Souza, Jose]

On Fri, 2020-06-12 at 18:37 +0300, Ville Syrjälä wrote:
> On Fri, Jun 12, 2020 at 03:30:59PM +0000, Souza, Jose wrote:
> > On Fri, 2020-06-12 at 18:25 +0300, Ville Syrjälä wrote:
> > > On Tue, May 26, 2020 at 03:14:43PM -0700, José Roberto de Souza wrote:
> > > > This property will be used by PSR2 software tracking, adding it to
> > > > GEN12+.
> > > 
> > > Is there actual userspace that uses this?
> > 
> > Only Weston for now:
> > 
> > https://gitlab.freedesktop.org/wayland/weston/-/merge_requests/17
> 
> And what happens when userspace doesn't do this stuff?

It updates the whole area of the plane that flipped.

> 
> > > > Signed-off-by: José Roberto de Souza <jose.souza at intel.com>
> > > > ---
> > > >  drivers/gpu/drm/i915/display/intel_display.c | 4 ++++
> > > >  drivers/gpu/drm/i915/display/intel_sprite.c  | 4 ++++
> > > >  2 files changed, 8 insertions(+)
> > > > 
> > > > diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
> > > > index f40b909952cc..b69878334040 100644
> > > > --- a/drivers/gpu/drm/i915/display/intel_display.c
> > > > +++ b/drivers/gpu/drm/i915/display/intel_display.c
> > > > @@ -35,6 +35,7 @@
> > > >  #include <drm/drm_atomic.h>
> > > >  #include <drm/drm_atomic_helper.h>
> > > >  #include <drm/drm_atomic_uapi.h>
> > > > +#include <drm/drm_damage_helper.h>
> > > >  #include <drm/drm_dp_helper.h>
> > > >  #include <drm/drm_edid.h>
> > > >  #include <drm/drm_fourcc.h>
> > > > @@ -16476,6 +16477,9 @@ intel_cursor_plane_create(struct drm_i915_private *dev_priv,
> > > >  	zpos = RUNTIME_INFO(dev_priv)->num_sprites[pipe] + 1;
> > > >  	drm_plane_create_zpos_immutable_property(&cursor->base, zpos);
> > > >  
> > > > +	if (INTEL_GEN(dev_priv) >= 12)
> > > > +		drm_plane_enable_fb_damage_clips(&cursor->base);
> > > > +
> > > >  	drm_plane_helper_add(&cursor->base, &intel_plane_helper_funcs);
> > > >  
> > > >  	return cursor;
> > > > diff --git a/drivers/gpu/drm/i915/display/intel_sprite.c b/drivers/gpu/drm/i915/display/intel_sprite.c
> > > > index 571c36f929bd..8be06cb25999 100644
> > > > --- a/drivers/gpu/drm/i915/display/intel_sprite.c
> > > > +++ b/drivers/gpu/drm/i915/display/intel_sprite.c
> > > > @@ -34,6 +34,7 @@
> > > >  #include <drm/drm_atomic_helper.h>
> > > >  #include <drm/drm_color_mgmt.h>
> > > >  #include <drm/drm_crtc.h>
> > > > +#include <drm/drm_damage_helper.h>
> > > >  #include <drm/drm_fourcc.h>
> > > >  #include <drm/drm_plane_helper.h>
> > > >  #include <drm/drm_rect.h>
> > > > @@ -3151,6 +3152,9 @@ skl_universal_plane_create(struct drm_i915_private *dev_priv,
> > > >  
> > > >  	drm_plane_create_zpos_immutable_property(&plane->base, plane_id);
> > > >  
> > > > +	if (INTEL_GEN(dev_priv) >= 12)
> > > > +		drm_plane_enable_fb_damage_clips(&plane->base);
> > > > +
> > > >  	drm_plane_helper_add(&plane->base, &intel_plane_helper_funcs);
> > > >  
> > > >  	return plane;
> > > > -- 
> > > > 2.26.2
> > > > 
> > > > _______________________________________________
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> > > > Intel-gfx at lists.freedesktop.org
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