On Wed, Jun 14, 2023 at 09:37:49AM +0530, Ankit Nautiyal wrote: > There are multiple panels with which Interlace mode is seen to cause > flickering (interlacing artifacts) with different platforms. > > The issue is seen with both HDMI, DP with CML, CFL, ICL, EHL with > different display models from Acer, Benq, Dell etc. > There are some models where the issue is not seen with same setup. > > Due to this, cases where multiple display are configured in clone mode, > sometimes interlaced mode gets picked up in one of the displays > and flickers are seen. > > Since its difficult to pin point if issue is due to the HW or due to > panels, removing interlace mode for DP and HDMI till this is > root caused. I though people already confirmewd the problem on non-Intel hw? So seems pretty clear that it's the displays themselves that are garbage. > > Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/8395 > > Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal@xxxxxxxxx> > --- > drivers/gpu/drm/i915/display/intel_dp.c | 3 --- > drivers/gpu/drm/i915/display/intel_hdmi.c | 3 --- > 2 files changed, 6 deletions(-) > > diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c > index f4192fda1a76..78d8ceb590a3 100644 > --- a/drivers/gpu/drm/i915/display/intel_dp.c > +++ b/drivers/gpu/drm/i915/display/intel_dp.c > @@ -5665,9 +5665,6 @@ intel_dp_init_connector(struct intel_digital_port *dig_port, > drm_connector_init(dev, connector, &intel_dp_connector_funcs, type); > drm_connector_helper_add(connector, &intel_dp_connector_helper_funcs); > > - if (!HAS_GMCH(dev_priv) && DISPLAY_VER(dev_priv) < 12) > - connector->interlace_allowed = true; > - > intel_connector->polled = DRM_CONNECTOR_POLL_HPD; > > intel_dp_aux_init(intel_dp); > diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c > index 7ac5e6c5e00d..9b3ea307ef40 100644 > --- a/drivers/gpu/drm/i915/display/intel_hdmi.c > +++ b/drivers/gpu/drm/i915/display/intel_hdmi.c > @@ -2998,9 +2998,6 @@ void intel_hdmi_init_connector(struct intel_digital_port *dig_port, > ddc); > drm_connector_helper_add(connector, &intel_hdmi_connector_helper_funcs); > > - if (DISPLAY_VER(dev_priv) < 12) > - connector->interlace_allowed = true; > - > connector->stereo_allowed = true; > > if (DISPLAY_VER(dev_priv) >= 10) > -- > 2.40.1 -- Ville Syrjälä Intel
