drm/bridge: lt9611: Switch to atomic operations

Use the atomic version of the enable/disable operations to continue the
transition to the atomic API. This will be needed to access the mode
from the atomic state.
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Dave Airlie <airlied@redhat.com>
Cc: John Stultz <john.stultz@linaro.org>
Cc: Maxime Ripard <maxime@cerno.tech>
Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: Thomas Zimmermann <tzimmermann@suse.de>
Signed-off-by: Robert Foss <robert.foss@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20220331153923.14314-1-marex@denx.de

drivers/gpu/drm/bridge/lontium-lt9611.c

@@ -700,7 +700,9 @@ lt9611_connector_mode_valid(struct drm_connector *connector,
 }
 
 /* bridge funcs */
-static void lt9611_bridge_enable(struct drm_bridge *bridge)
+static void
+lt9611_bridge_atomic_enable(struct drm_bridge *bridge,
+			    struct drm_bridge_state *old_bridge_state)
 {
 	struct lt9611 *lt9611 = bridge_to_lt9611(bridge);
 
@@ -721,7 +723,9 @@ static void lt9611_bridge_enable(struct drm_bridge *bridge)
 	regmap_write(lt9611->regmap, 0x8130, 0xea);
 }
 
-static void lt9611_bridge_disable(struct drm_bridge *bridge)
+static void
+lt9611_bridge_atomic_disable(struct drm_bridge *bridge,
+			     struct drm_bridge_state *old_bridge_state)
 {
 	struct lt9611 *lt9611 = bridge_to_lt9611(bridge);
 	int ret;
@@ -856,7 +860,9 @@ static void lt9611_bridge_pre_enable(struct drm_bridge *bridge)
 	lt9611->sleep = false;
 }
 
-static void lt9611_bridge_post_disable(struct drm_bridge *bridge)
+static void
+lt9611_bridge_atomic_post_disable(struct drm_bridge *bridge,
+				  struct drm_bridge_state *old_bridge_state)
 {
 	struct lt9611 *lt9611 = bridge_to_lt9611(bridge);
 
@@ -919,13 +925,17 @@ static void lt9611_bridge_hpd_enable(struct drm_bridge *bridge)
 static const struct drm_bridge_funcs lt9611_bridge_funcs = {
 	.attach = lt9611_bridge_attach,
 	.mode_valid = lt9611_bridge_mode_valid,
-	.enable = lt9611_bridge_enable,
-	.disable = lt9611_bridge_disable,
-	.post_disable = lt9611_bridge_post_disable,
 	.mode_set = lt9611_bridge_mode_set,
 	.detect = lt9611_bridge_detect,
 	.get_edid = lt9611_bridge_get_edid,
 	.hpd_enable = lt9611_bridge_hpd_enable,
+
+	.atomic_enable = lt9611_bridge_atomic_enable,
+	.atomic_disable = lt9611_bridge_atomic_disable,
+	.atomic_post_disable = lt9611_bridge_atomic_post_disable,
+	.atomic_duplicate_state = drm_atomic_helper_bridge_duplicate_state,
+	.atomic_destroy_state = drm_atomic_helper_bridge_destroy_state,
+	.atomic_reset = drm_atomic_helper_bridge_reset,
 };
 
 static int lt9611_parse_dt(struct device *dev,