drm/bridge: tc358767: Convert to atomic ops

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.

Reviewed-by: Lucas Stach <l.stach@pengutronix.de>
Tested-by: Lucas Stach <l.stach@pengutronix.de> # In both DPI to eDP and DSI to DPI mode.
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Jonas Karlman <jonas@kwiboo.se>
Cc: Laurent Pinchart <Laurent.pinchart@ideasonboard.com>
Cc: Maxime Ripard <maxime@cerno.tech>
Cc: Neil Armstrong <narmstrong@baylibre.com>
Cc: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Robert Foss <robert.foss@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20220329085015.39159-5-marex@denx.de

drivers/gpu/drm/bridge/tc358767.c

@@ -1234,7 +1234,9 @@ static int tc_edp_stream_disable(struct tc_data *tc)
 	return 0;
 }
 
-static void tc_edp_bridge_enable(struct drm_bridge *bridge)
+static void
+tc_edp_bridge_atomic_enable(struct drm_bridge *bridge,
+			    struct drm_bridge_state *old_bridge_state)
 {
 	struct tc_data *tc = bridge_to_tc(bridge);
 	int ret;
@@ -1259,7 +1261,9 @@ static void tc_edp_bridge_enable(struct drm_bridge *bridge)
 	}
 }
 
-static void tc_edp_bridge_disable(struct drm_bridge *bridge)
+static void
+tc_edp_bridge_atomic_disable(struct drm_bridge *bridge,
+			     struct drm_bridge_state *old_bridge_state)
 {
 	struct tc_data *tc = bridge_to_tc(bridge);
 	int ret;
@@ -1459,11 +1463,14 @@ static const struct drm_bridge_funcs tc_edp_bridge_funcs = {
 	.detach = tc_edp_bridge_detach,
 	.mode_valid = tc_edp_mode_valid,
 	.mode_set = tc_bridge_mode_set,
-	.enable = tc_edp_bridge_enable,
-	.disable = tc_edp_bridge_disable,
+	.atomic_enable = tc_edp_bridge_atomic_enable,
+	.atomic_disable = tc_edp_bridge_atomic_disable,
 	.mode_fixup = tc_bridge_mode_fixup,
 	.detect = tc_bridge_detect,
 	.get_edid = tc_get_edid,
+	.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 bool tc_readable_reg(struct device *dev, unsigned int reg)