[PATCH v2 07/21] drm/bridge: tc358767: add detect bridge operation

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Prepare the bridge driver for chained operation by adding
support for the detect operation.

Signed-off-by: Sam Ravnborg <sam@xxxxxxxxxxxx>
Cc: Andrzej Hajda <a.hajda@xxxxxxxxxxx>
Cc: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
Cc: Laurent Pinchart <Laurent.pinchart@xxxxxxxxxxxxxxxx>
Cc: Jonas Karlman <jonas@xxxxxxxxx>
Cc: Jernej Skrabec <jernej.skrabec@xxxxxxxx>
---
 drivers/gpu/drm/bridge/tc358767.c | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/bridge/tc358767.c b/drivers/gpu/drm/bridge/tc358767.c
index 51f80ded6235..211a058c7243 100644
--- a/drivers/gpu/drm/bridge/tc358767.c
+++ b/drivers/gpu/drm/bridge/tc358767.c
@@ -1352,10 +1352,9 @@ static const struct drm_connector_helper_funcs tc_connector_helper_funcs = {
 	.get_modes = tc_connector_get_modes,
 };
 
-static enum drm_connector_status tc_connector_detect(struct drm_connector *connector,
-						     bool force)
+static enum drm_connector_status tc_bridge_detect(struct drm_bridge *bridge)
 {
-	struct tc_data *tc = connector_to_tc(connector);
+	struct tc_data *tc = bridge_to_tc(bridge);
 	bool conn;
 	u32 val;
 	int ret;
@@ -1379,6 +1378,14 @@ static enum drm_connector_status tc_connector_detect(struct drm_connector *conne
 		return connector_status_disconnected;
 }
 
+static enum drm_connector_status
+tc_connector_detect(struct drm_connector *connector, bool force)
+{
+	struct tc_data *tc = connector_to_tc(connector);
+
+	return tc_bridge_detect(&tc->bridge);
+}
+
 static const struct drm_connector_funcs tc_connector_funcs = {
 	.detect = tc_connector_detect,
 	.fill_modes = drm_helper_probe_single_connector_modes,
@@ -1443,6 +1450,7 @@ static const struct drm_bridge_funcs tc_bridge_funcs = {
 	.enable = tc_bridge_enable,
 	.disable = tc_bridge_disable,
 	.mode_fixup = tc_bridge_mode_fixup,
+	.detect = tc_bridge_detect,
 };
 
 static bool tc_readable_reg(struct device *dev, unsigned int reg)
@@ -1676,6 +1684,8 @@ static int tc_probe(struct i2c_client *client, const struct i2c_device_id *id)
 		return ret;
 
 	tc->bridge.funcs = &tc_bridge_funcs;
+	tc->bridge.ops = DRM_BRIDGE_OP_DETECT;
+
 	tc->bridge.of_node = dev->of_node;
 	drm_bridge_add(&tc->bridge);
 
-- 
2.20.1

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