[Intel-gfx] [resend] i915: high power consumption after suspend/resume

[Jesse Barnes]

On Fri, 30 Oct 2009 02:25:21 -0400
Andrew Lutomirski <luto at mit.edu> wrote:

> On Thu, Oct 29, 2009 at 1:40 PM, Andrew Lutomirski <luto at mit.edu>
> wrote:
> >
> > I just suspended and resumed and power consumption stayed low.  I'll
> > try and get an intel_reg_dumper diff next time I trigger this bug.
> 
> intel_reg_dumper blames RENCLK_GATE_D2.  Patch coming.
> 
> Maybe my BIOS doesn't always reset it.

Does resetting that reg get your power savings back?

-- 
Jesse Barnes, Intel Open Source Technology Center