[Mesa-dev] [v4 07/11] i965/blorp: Do not resolve lossless compressed blit sources

[Pohjolainen, Topi]

On Mon, May 09, 2016 at 10:39:44AM -0700, Ben Widawsky wrote:
> On Thu, Apr 21, 2016 at 02:59:02PM +0300, Topi Pohjolainen wrote:
> > Blorp blits use sampling engine which is capable of resolving
> > on the fly.
> 
> We determined blitter does need the resolve? With that info added to the commit
> message:

I didn't find anything in the spec telling way or the other. I suppose we can
try this later on. I'll augment the commit.

> Reviewed-by: Ben Widawsky <ben at bwidawsk.net>
> 
> > 
> > Signed-off-by: Topi Pohjolainen <topi.pohjolainen at intel.com>
> > ---
> >  src/mesa/drivers/dri/i965/brw_blorp_blit.cpp | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/src/mesa/drivers/dri/i965/brw_blorp_blit.cpp b/src/mesa/drivers/dri/i965/brw_blorp_blit.cpp
> > index f33f4e1..74fe3c0 100644
> > --- a/src/mesa/drivers/dri/i965/brw_blorp_blit.cpp
> > +++ b/src/mesa/drivers/dri/i965/brw_blorp_blit.cpp
> > @@ -73,7 +73,7 @@ brw_blorp_blit_miptrees(struct brw_context *brw,
> >      * to destination color buffers, and the standard render path is
> >      * fast-color-aware.
> >      */
> > -   intel_miptree_resolve_color(brw, src_mt, 0);
> > +   intel_miptree_resolve_color(brw, src_mt, INTEL_MIPTREE_IGNORE_CCS_E);
> >     intel_miptree_slice_resolve_depth(brw, src_mt, src_level, src_layer);
> >     intel_miptree_slice_resolve_depth(brw, dst_mt, dst_level, dst_layer);
> >  
> > -- 
> > 2.5.5
> > 
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