[PATCH] drm/i915/display : Remove support for interlace mode

Ankit Nautiyal ankit.k.nautiyal at intel.com
Tue Jun 13 07:49:34 UTC 2023


There are multiple panels with which Interlace mode is seen to cause
flickering with different platforms.
https://gitlab.freedesktop.org/drm/intel/-/issues/8395

Avoid interlace modes, till the issue is root caused.

Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal at intel.com>
---
 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



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