On Tue, Jan 29, 2013 at 7:41 PM, Stéphane Marchesin <marc...@chromium.org>wrote:
> This increases GEN6_RC6p_THRESHOLD from 100000 to 150000. For some > reason this avoids the gen6_gt_check_fifodbg.isra warnings and > associated GPU lockups, which makes my ivy bridge machine stable. > > Ping? > Signed-off-by: Stéphane Marchesin <marc...@chromium.org> > --- > drivers/gpu/drm/i915/intel_pm.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/i915/intel_pm.c > b/drivers/gpu/drm/i915/intel_pm.c > index 3280cff..dde0ded 100644 > --- a/drivers/gpu/drm/i915/intel_pm.c > +++ b/drivers/gpu/drm/i915/intel_pm.c > @@ -2572,7 +2572,7 @@ static void gen6_enable_rps(struct drm_device *dev) > I915_WRITE(GEN6_RC_SLEEP, 0); > I915_WRITE(GEN6_RC1e_THRESHOLD, 1000); > I915_WRITE(GEN6_RC6_THRESHOLD, 50000); > - I915_WRITE(GEN6_RC6p_THRESHOLD, 100000); > + I915_WRITE(GEN6_RC6p_THRESHOLD, 150000); > I915_WRITE(GEN6_RC6pp_THRESHOLD, 64000); /* unused */ > > /* Check if we are enabling RC6 */ > -- > 1.8.1 > >
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