On Thu, 01 May 2014 00:03:15 +0300 Imre Deak <imre.deak@xxxxxxxxx> wrote: > On Wed, 2014-04-30 at 13:41 -0700, Ben Widawsky wrote: > > On Wed, Apr 30, 2014 at 01:34:36PM -0700, Kristen Carlson Accardi wrote: > > > On Tue, 29 Apr 2014 22:31:49 -0700 > > > Ben Widawsky <ben@xxxxxxxxxxxx> wrote: > > > > > > > On Wed, Apr 09, 2014 at 11:44:06AM -0700, Tom O'Rourke wrote: > > > > > Higher RC6 residency is observed using timeout mode > > > > > instead of EI mode. This applies to Broadwell only. > > > > > The difference is particularly noticeable with video > > > > > playback. > > > > > > > > > > Issue: VIZ-3778 > > > > > Change-Id: I62bb12e21caf19651034826b45cde7f73a80938d > > > > > Signed-off-by: Tom O'Rourke <Tom.O'Rourke@xxxxxxxxx> > > > > > > > > I've merged this one to my bdw-rc6 branch, and therefore my broadwell > > > > branch. Hopefully Kristen will see some improvement. > > > > > > Unfortunately, I built your bdw-rc6 branch along with the revert > > > I need to get my panel to work, and I get zero rc6 residency. Do I > > > have to explicitly enable it? > > > > I'm not actually sure. You can try it and let me know. I haven't had any > > time to verify the rebase. We can check my hack. > > Note that in -nightly you also have to update sanitize_rc6_option() > along with intel_enable_gt_powersave() and intel_disable_gt_powersave() > since atm these keep RC6 disabled on BDW. > > --Imre > Yes, I reverted fb5ed3b201fe5670c9ffeec3b5f6ff044d543c9e and was able to see some rc6 residency. With the idle workload, residency appears to be similar to before, so no regression. _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/intel-gfx
