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drm/radeon: set hpd polarity at init time so hotplug detect works

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Polarity needs to be set accordingly to connector status (connected
or disconnected). Set it up at module init so first hotplug works
reliably no matter what is the initial set of connector.

Signed-off-by: Jerome Glisse <jglisse@redhat.com>
cc: stable@kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Jerome Glisse
2011-10-28 17:52:34 -04:00
committed by Dave Airlie
parent b4f15f808b
commit 8ab250d448
1 changed files with 1 additions and 0 deletions
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drivers/gpu/drm/radeon/radeon_connectors.c
+1
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@@ -1790,6 +1790,7 @@ radeon_add_atom_connector(struct drm_device *dev,
connector->polled = DRM_CONNECTOR_POLL_CONNECT;
} else
connector->polled = DRM_CONNECTOR_POLL_HPD;
radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
connector->display_info.subpixel_order = subpixel_order;
drm_sysfs_connector_add(connector);