[PATCH v1 1/9] drm/bridge: add DRM_BRIDGE_STATE_OPS macro

[Sam Ravnborg]

The DRM_BRIDGE_STATE_OPS can be used as shortcut for bridge drivers that
do not subclass drm_bridge_state to assign the default operations for
reset, duplicate and destroy of the state.

Signed-off-by: Sam Ravnborg <sam at ravnborg.org>
Cc: Douglas Anderson <dianders at chromium.org>
Cc: Andrzej Hajda <a.hajda at samsung.com>
Cc: Neil Armstrong <narmstrong at baylibre.com>
Cc: Robert Foss <robert.foss at linaro.org>
Cc: Laurent Pinchart <Laurent.pinchart at ideasonboard.com>
Cc: Jonas Karlman <jonas at kwiboo.se>
Cc: Jernej Skrabec <jernej.skrabec at gmail.com>
Cc: Maxime Ripard <mripard at kernel.org>
Cc: Thomas Zimmermann <tzimmermann at suse.de>
---
 include/drm/drm_bridge.h | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/include/drm/drm_bridge.h b/include/drm/drm_bridge.h
index 061d87313fac..fc00304be643 100644
--- a/include/drm/drm_bridge.h
+++ b/include/drm/drm_bridge.h
@@ -935,4 +935,16 @@ static inline struct drm_bridge *devm_drm_of_get_bridge(struct device *dev,
 }
 #endif
 
+/**
+ * DRM_BRIDGE_STATE_OPS - Default drm_bridge state funcs
+ *
+ * Bridge driver that do not subclass &drm_bridge_state can use the helpers
+ * for reset, duplicate, and destroy. This macro provides a shortcut for
+ * setting the helpers in the &drm_bridge_funcs structure.
+ */
+#define DRM_BRIDGE_STATE_OPS \
+	.atomic_reset = drm_atomic_helper_bridge_reset,				\
+	.atomic_duplicate_state = drm_atomic_helper_bridge_duplicate_state,	\
+	.atomic_destroy_state = drm_atomic_helper_bridge_destroy_state
+
 #endif
-- 
2.32.0