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

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commit 8ab250d448 upstream.

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>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Jerome Glisse
2011-10-28 17:52:34 -04:00
committed by Greg Kroah-Hartman
parent e04f9bf1f4
commit 6af5ee884f
1 changed files with 1 additions and 0 deletions
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drivers/gpu/drm/radeon/radeon_connectors.c
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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);