>-----Original Message----- >From: Intel-gfx [mailto:intel-gfx-bounces@xxxxxxxxxxxxxxxxxxxxx] On Behalf Of Rodrigo Vivi >Sent: Friday, November 14, 2014 10:23 PM >To: intel-gfx@xxxxxxxxxxxxxxxxxxxxx >Cc: Vivi, Rodrigo >Subject: [PATCH 08/15] drm/i915: remove PSR BDW single frame update. > >Single frame update is a feature available on BDW for PSR that allows >Source to send Sink only one frame and get it updated. Usually useful >when page fliping. However with our frontbuffer tracking where we force flipping >psr exit on flips we don't need this feature. > >Also after it got added here many workaround was added to documentation >to mask some bits when using single frame update. So the safest thing >is to just stop using it. > >Signed-off-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx> Again, I have not looked at the BDW spec. But the commit message sounds reasonable. So, Reviewed-by: Durgadoss R <durgadoss.r@xxxxxxxxx> Thanks, Durga >--- > drivers/gpu/drm/i915/intel_psr.c | 1 - > 1 file changed, 1 deletion(-) > >diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c >index 4cfe7a4..66d24c2 100644 >--- a/drivers/gpu/drm/i915/intel_psr.c >+++ b/drivers/gpu/drm/i915/intel_psr.c >@@ -180,7 +180,6 @@ static void intel_psr_enable_source(struct intel_dp *intel_dp) > val |= EDP_PSR_LINK_STANDBY; > val |= EDP_PSR_TP2_TP3_TIME_0us; > val |= EDP_PSR_TP1_TIME_0us; >- val |= IS_BROADWELL(dev) ? BDW_PSR_SINGLE_FRAME : 0; > } else > val |= EDP_PSR_LINK_DISABLE; > >-- >1.9.3 > >_______________________________________________ >Intel-gfx mailing list >Intel-gfx@xxxxxxxxxxxxxxxxxxxxx >http://lists.freedesktop.org/mailman/listinfo/intel-gfx _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/intel-gfx
