On Tue, Jan 28, 2020 at 07:05:38PM +0200, Ville Syrjälä wrote:
> On Fri, Jan 17, 2020 at 04:16:28AM -0500, Matt Atwood wrote:
> > On Tiger Lake we do not support source keying in the pixel formats P010,
> > P012, P016.
> > 
> > Bspec: 52890
> > Cc: Matt Roper <[email protected]>
> > Signed-off-by: Matt Atwood <[email protected]>
> > ---
> >  drivers/gpu/drm/i915/display/intel_sprite.c | 13 +++++++++++++
> >  1 file changed, 13 insertions(+)
> > 
> > diff --git a/drivers/gpu/drm/i915/display/intel_sprite.c 
> > b/drivers/gpu/drm/i915/display/intel_sprite.c
> > index fca77ec1e0dd..67176524e60f 100644
> > --- a/drivers/gpu/drm/i915/display/intel_sprite.c
> > +++ b/drivers/gpu/drm/i915/display/intel_sprite.c
> > @@ -2049,6 +2049,19 @@ static int skl_plane_check_fb(const struct 
> > intel_crtc_state *crtc_state,
> >     unsigned int rotation = plane_state->hw.rotation;
> >     struct drm_format_name_buf format_name;
> >  
> > +   /* Wa_1606054188;tgl
> > +    *
> > +    * TODO: Add format RGB64i when implemented
> > +    *
> > +    */
> > +   if (IS_GEN(dev_priv, 12) &&
> > +       (plane_state->ckey.flags & I915_SET_COLORKEY_SOURCE))
> > +           if (fb->format->format & (DRM_FORMAT_P010 | DRM_FORMAT_P012
> > +               | DRM_FORMAT_P016)) {

Oh, and that | stuff is actually just nonsense. That's not a
bitfield or anything like that. I'd just add a small
intel_format_is_p01x() function etc.

> 
> if (a && b && c)
> 
> Needless parens.
> 
> Continuing | should go to the end. Also alignment is borked.
> 
> > +                   DRM_DEBUG_KMS("GEN12 does not support source color key 
> > planes in formats P01x\n");
> 
> Feels a bit overly verbose:
> "Source color keying not supported with P01x formats\n"
> 
> > +                   return -EINVAL;
> > +           }
> > +
> >     if (!fb)
> >             return 0;
> 
> What Manasi said. In fact pls move the thing to the end of the function
> because I have more color key checks queued up in a branch and IIRC
> I put them to the very end of the function.
> 
> >  
> > -- 
> > 2.21.1
> > 
> > _______________________________________________
> > Intel-gfx mailing list
> > [email protected]
> > https://lists.freedesktop.org/mailman/listinfo/intel-gfx
> 
> -- 
> Ville Syrjälä
> Intel

-- 
Ville Syrjälä
Intel
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