This work struct will be used to schedule a uevent on a separate
thread. This will be scheduled after a link train failure during modeset
to indicate a modeset retry request. It will get executed after the
current modeset is complete and all locks are released. This was
required to avoid deadlock.
Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
Cc: Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx>
Cc: Daniel Vetter <daniel.vetter@xxxxxxxxx>
Cc: Ville Syrjala <ville.syrjala@xxxxxxxxxxxxxxx>
Signed-off-by: Manasi Navare <manasi.d.navare@xxxxxxxxx>
---
include/drm/drm_connector.h | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h
index d499466..9218a24 100644
--- a/include/drm/drm_connector.h
+++ b/include/drm/drm_connector.h
@@ -687,6 +687,11 @@ struct drm_connector {
* in case of link train failure during current modeset
*/
bool link_train_retry;
+
+ /* Work struct to schedule a uevent on link train failure for
+ * DisplayPort.
+ */
+ struct work_struct i915_modeset_retry_work;
};
#define obj_to_connector(x) container_of(x, struct drm_connector, base)
--
1.9.1
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