On Wed, Aug 27, 2014 at 2:17 AM, Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> wrote: >> Not that I can tell. >> Powertop report with FBC: http://pastebin.com/5qfJKpTQ >> Without FBC: http://pastebin.com/NaYkR4n0 > > Seems to have gotten messed up somehow. I can't see the package c-state > info there at all for some reason. Also core c-states go only up to c7s. > On hsw I would have expected to see deeper c-states, but maybe it's not > a ult machine or something. My hsw-ult goes up to c10. This part (i7-4750HQ) is not ULT. I don't see any more information in the powertop ncurses UI that is in the reports on pastebin. To be clear, you're not looking for this? Package 0 Powered On 0.0% C1E-HSW 0.1% C3-HSW 0.0% RC6pp 0.0% C7s-HSW 93.9% GPU 0 Powered On 0.3% RC6 99.7% RC6p 0.0% RC6pp 0.0% >> Anything an outsider can do to help getting FBC enabled by default again? > > Either someone needs to review my patches or fix the fbc code in > some other way. Even if someone wants to do the frontbuffer tracking > some other way, there was plenty of stuff in my patches that can > still be applied (there were even simple bugfixes included iirc). Do you have a link to them, or a branch somewhere? I also tried enable_psr=1 (on Linus' HEAD), but it has no significant effect on power consumption on this machine. Thanks, Eric _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/intel-gfx