Re: [Mesa-dev] [PATCH] i965/gen8+: Skip depth stalls on state change

2015-09-08 Thread Mark Janes
Ben Widawsky writes: > On Fri, Sep 04, 2015 at 02:58:30PM -0700, Ben Widawsky wrote: >> On Wed, Sep 02, 2015 at 01:03:43PM +0100, Chris Wilson wrote: >> > On Wed, Aug 26, 2015 at 10:52:58AM -0700, Ben Widawsky wrote: >> > > Docs suggest this is no longer required starting with Gen8. >> > > >> >

Re: [Mesa-dev] [PATCH] i965/gen8+: Skip depth stalls on state change

2015-09-04 Thread Ben Widawsky
On Fri, Sep 04, 2015 at 02:58:30PM -0700, Ben Widawsky wrote: > On Wed, Sep 02, 2015 at 01:03:43PM +0100, Chris Wilson wrote: > > On Wed, Aug 26, 2015 at 10:52:58AM -0700, Ben Widawsky wrote: > > > Docs suggest this is no longer required starting with Gen8. > > > > > > Perf (no regressions in n=20

Re: [Mesa-dev] [PATCH] i965/gen8+: Skip depth stalls on state change

2015-09-04 Thread Ben Widawsky
On Wed, Sep 02, 2015 at 01:03:43PM +0100, Chris Wilson wrote: > On Wed, Aug 26, 2015 at 10:52:58AM -0700, Ben Widawsky wrote: > > Docs suggest this is no longer required starting with Gen8. > > > > Perf (no regressions in n=20) > > OglMultithread 0.67% > > OglTerrainPanInst0.12% > > trex

Re: [Mesa-dev] [PATCH] i965/gen8+: Skip depth stalls on state change

2015-09-02 Thread Chris Wilson
On Wed, Aug 26, 2015 at 10:52:58AM -0700, Ben Widawsky wrote: > Docs suggest this is no longer required starting with Gen8. > > Perf (no regressions in n=20) > OglMultithread 0.67% > OglTerrainPanInst0.12% > trex 0.45% > warsow 0.64% > > I have a couple of

Re: [Mesa-dev] [PATCH] i965/gen8+: Skip depth stalls on state change

2015-08-26 Thread Ben Widawsky
On Wed, Aug 26, 2015 at 10:52:58AM -0700, Ben Widawsky wrote: > Docs suggest this is no longer required starting with Gen8. > > Perf (no regressions in n=20) > OglMultithread 0.67% > OglTerrainPanInst0.12% > trex 0.45% > warsow 0.64% I forgot to mention thi

[Mesa-dev] [PATCH] i965/gen8+: Skip depth stalls on state change

2015-08-26 Thread Ben Widawsky
Docs suggest this is no longer required starting with Gen8. Perf (no regressions in n=20) OglMultithread 0.67% OglTerrainPanInst0.12% trex 0.45% warsow 0.64% I have a couple of spurious failures in piglit on BSW, and SKL. I have no evidence that they are re