[PATCH 3/7] drm/udl: Remove DRM_CONNECTOR_POLL_HPD

[Thomas Zimmermann]

DisplayLink devices do not generate hotplug events. Remove the poll
flag DRM_CONNECTOR_POLL_HPD, as it may not be specified together with
DRM_CONNECTOR_POLL_CONNECT or DRM_CONNECTOR_POLL_DISCONNECT.

Signed-off-by: Thomas Zimmermann <tzimmermann at suse.de>
Fixes: afdfc4c6f55f ("drm/udl: Fixed problem with UDL adpater reconnection")
Cc: Robert Tarasov <tutankhamen at chromium.org>
Cc: Alex Deucher <alexander.deucher at amd.com>
Cc: Dave Airlie <airlied at redhat.com>
Cc: Sean Paul <sean at poorly.run>
Cc: Thomas Zimmermann <tzimmermann at suse.de>
Cc: dri-devel at lists.freedesktop.org
Cc: <stable at vger.kernel.org> # v4.15+
---
 drivers/gpu/drm/udl/udl_modeset.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/udl/udl_modeset.c b/drivers/gpu/drm/udl/udl_modeset.c
index 7702359c90c22..751da3a294c44 100644
--- a/drivers/gpu/drm/udl/udl_modeset.c
+++ b/drivers/gpu/drm/udl/udl_modeset.c
@@ -527,8 +527,7 @@ struct drm_connector *udl_connector_init(struct drm_device *dev)
 
 	drm_connector_helper_add(connector, &udl_connector_helper_funcs);
 
-	connector->polled = DRM_CONNECTOR_POLL_HPD |
-			    DRM_CONNECTOR_POLL_CONNECT |
+	connector->polled = DRM_CONNECTOR_POLL_CONNECT |
 			    DRM_CONNECTOR_POLL_DISCONNECT;
 
 	return connector;
-- 
2.44.0