Re: [Mesa-dev] [PATCH] i965: Use tex_mocs instead of rb_mocs for GL images.

2016-07-19 Thread Kenneth Graunke
On Monday, July 18, 2016 10:58:31 PM PDT Ben Widawsky wrote: > On Mon, Jul 18, 2016 at 07:08:46PM -0700, Kenneth Graunke wrote: > > Fixes a 10-20% performance regression in OglCSDof caused by commit > > 5a8c89038abab0184ea72664ab390ec6ca58b4d6, which made images (in the > > image load/store sense)

Re: [Mesa-dev] [PATCH] i965: Use tex_mocs instead of rb_mocs for GL images.

2016-07-18 Thread Ben Widawsky
On Mon, Jul 18, 2016 at 07:08:46PM -0700, Kenneth Graunke wrote: > Fixes a 10-20% performance regression in OglCSDof caused by commit > 5a8c89038abab0184ea72664ab390ec6ca58b4d6, which made images (in the > image load/store sense) use BDW_MOCS_PTE instead of BDW_MOCS_WB. > > This seems sketchy, as

[Mesa-dev] [PATCH] i965: Use tex_mocs instead of rb_mocs for GL images.

2016-07-18 Thread Kenneth Graunke
Fixes a 10-20% performance regression in OglCSDof caused by commit 5a8c89038abab0184ea72664ab390ec6ca58b4d6, which made images (in the image load/store sense) use BDW_MOCS_PTE instead of BDW_MOCS_WB. This seems sketchy, as the default PTE value is supposed to be WB LLC eLLC, which is the same as