Re: [PATCH 7/8] drm/i915: Add NV12 as supported format for sprite plane

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> -----Original Message-----
> From: Ville Syrjälä [mailto:ville.syrjala@xxxxxxxxxxxxxxx]
> Sent: Monday, June 12, 2017 7:50 PM
> To: Srinivas, Vidya <vidya.srinivas@xxxxxxxxx>
> Cc: intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> Subject: Re:  [PATCH 7/8] drm/i915: Add NV12 as supported
> format for sprite plane
> 
> On Wed, Jun 07, 2017 at 04:11:47PM +0530, Vidya Srinivas wrote:
> > From: Chandra Konduru <chandra.konduru@xxxxxxxxx>
> >
> > This patch adds NV12 to list of supported formats for sprite plane.
> >
> > v2: Rebased (me)
> >
> > Link: https://patchwork.kernel.org/patch/6426211/
> > Signed-off-by: Chandra Konduru <chandra.konduru@xxxxxxxxx>
> > Signed-off-by: Nabendu Maiti <nabendu.bikash.maiti@xxxxxxxxx>
> > Signed-off-by: Vidya Srinivas <vidya.srinivas@xxxxxxxxx>
> > ---
> >  drivers/gpu/drm/i915/intel_sprite.c | 24 +++++++++++++++++++++---
> >  1 file changed, 21 insertions(+), 3 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/i915/intel_sprite.c
> > b/drivers/gpu/drm/i915/intel_sprite.c
> > index d4665d2..b90624b 100644
> > --- a/drivers/gpu/drm/i915/intel_sprite.c
> > +++ b/drivers/gpu/drm/i915/intel_sprite.c
> > @@ -1080,6 +1080,19 @@ int intel_sprite_set_colorkey(struct
> drm_device *dev, void *data,
> >  	DRM_FORMAT_VYUY,
> >  };
> >
> > +static uint32_t skl_plane_formats_with_nv12[] = {
> 
> Same as with previous patch, the _with_ doesn't seem to add anything
> useful.

Thank you. I will make the necessary changes and re-submit.

Regards
Vidya
> 
> > +	DRM_FORMAT_RGB565,
> > +	DRM_FORMAT_ABGR8888,
> > +	DRM_FORMAT_ARGB8888,
> > +	DRM_FORMAT_XBGR8888,
> > +	DRM_FORMAT_XRGB8888,
> > +	DRM_FORMAT_YUYV,
> > +	DRM_FORMAT_YVYU,
> > +	DRM_FORMAT_UYVY,
> > +	DRM_FORMAT_VYUY,
> > +	DRM_FORMAT_NV12,
> > +};
> 
> We're missing the 10bpc RGB formats, but we're already missing them in
> the current format list, so I guess it's fine. We'll need to get rid of this
> primary/sprite duplication anyway at some point.
> 
> > +
> >  struct intel_plane *
> >  intel_sprite_plane_create(struct drm_i915_private *dev_priv,
> >  			  enum pipe pipe, int plane)
> > @@ -1111,9 +1124,14 @@ struct intel_plane *
> >
> >  		intel_plane->update_plane = skl_update_plane;
> >  		intel_plane->disable_plane = skl_disable_plane;
> > -
> > -		plane_formats = skl_plane_formats;
> > -		num_plane_formats = ARRAY_SIZE(skl_plane_formats);
> > +		if ((pipe == PIPE_A || pipe == PIPE_B) && (plane == 0)) {
> 
> Usless parens.
> 
> I don't think we want to enable NV12 on SKL/BXT. Display w/a #870 seems
> to be telling me KBL+/GLK+ should be fine.

We were working on enabling the NV12 on the Apollo Lake (BXT) as well.
I will check on this. Thank you.

Regards
Vidya
> 
> > +			plane_formats = skl_plane_formats_with_nv12;
> > +			num_plane_formats =
> > +				ARRAY_SIZE(skl_plane_formats_with_nv12);
> > +		} else {
> > +			plane_formats = skl_plane_formats;
> > +			num_plane_formats =
> ARRAY_SIZE(skl_plane_formats);
> > +		}
> >  	} else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) {
> >  		intel_plane->can_scale = false;
> >  		intel_plane->max_downscale = 1;
> > --
> > 1.9.1
> >
> > _______________________________________________
> > Intel-gfx mailing list
> > Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> > https://lists.freedesktop.org/mailman/listinfo/intel-gfx
> 
> --
> Ville Syrjälä
> Intel OTC
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