[PATCH v3 15/21] drm/bridge: megachips: enable detect bridge operation

[Sam Ravnborg]

To prepare for use in a chained bridge setup enable the
detect operation.

Signed-off-by: Sam Ravnborg <sam at ravnborg.org>
Cc: Peter Senna Tschudin <peter.senna at gmail.com>
Cc: Martin Donnelly <martin.donnelly at ge.com>
Cc: Martyn Welch <martyn.welch at collabora.co.uk>
Cc: Andrzej Hajda <a.hajda at samsung.com>
Cc: Neil Armstrong <narmstrong at baylibre.com>
Cc: Laurent Pinchart <Laurent.pinchart at ideasonboard.com>
Cc: Jonas Karlman <jonas at kwiboo.se>
Cc: Jernej Skrabec <jernej.skrabec at siol.net>
---
 .../gpu/drm/bridge/megachips-stdpxxxx-ge-b850v3-fw.c | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/bridge/megachips-stdpxxxx-ge-b850v3-fw.c b/drivers/gpu/drm/bridge/megachips-stdpxxxx-ge-b850v3-fw.c
index cf1dfbc88acf..78a9afe8f063 100644
--- a/drivers/gpu/drm/bridge/megachips-stdpxxxx-ge-b850v3-fw.c
+++ b/drivers/gpu/drm/bridge/megachips-stdpxxxx-ge-b850v3-fw.c
@@ -163,8 +163,8 @@ drm_connector_helper_funcs ge_b850v3_lvds_connector_helper_funcs = {
 	.mode_valid = ge_b850v3_lvds_mode_valid,
 };
 
-static enum drm_connector_status ge_b850v3_lvds_detect(
-		struct drm_connector *connector, bool force)
+static enum drm_connector_status ge_b850v3_lvds_bridge_detect(
+		struct drm_bridge *bridge)
 {
 	struct i2c_client *stdp4028_i2c =
 			ge_b850v3_lvds_ptr->stdp4028_i2c;
@@ -182,6 +182,12 @@ static enum drm_connector_status ge_b850v3_lvds_detect(
 	return connector_status_unknown;
 }
 
+static enum drm_connector_status ge_b850v3_lvds_detect(
+		struct drm_connector *connector, bool force)
+{
+	return ge_b850v3_lvds_bridge_detect(&ge_b850v3_lvds_ptr->bridge);
+}
+
 static const struct drm_connector_funcs ge_b850v3_lvds_connector_funcs = {
 	.fill_modes = drm_helper_probe_single_connector_modes,
 	.detect = ge_b850v3_lvds_detect,
@@ -263,6 +269,7 @@ static int ge_b850v3_lvds_attach(struct drm_bridge *bridge,
 
 static const struct drm_bridge_funcs ge_b850v3_lvds_funcs = {
 	.attach = ge_b850v3_lvds_attach,
+	.detect = ge_b850v3_lvds_bridge_detect,
 };
 
 static int ge_b850v3_lvds_init(struct device *dev)
@@ -317,6 +324,7 @@ static int stdp4028_ge_b850v3_fw_probe(struct i2c_client *stdp4028_i2c,
 
 	/* drm bridge initialization */
 	ge_b850v3_lvds_ptr->bridge.funcs = &ge_b850v3_lvds_funcs;
+	ge_b850v3_lvds_ptr->bridge.ops = DRM_BRIDGE_OP_DETECT;
 	ge_b850v3_lvds_ptr->bridge.of_node = dev->of_node;
 	drm_bridge_add(&ge_b850v3_lvds_ptr->bridge);
 
-- 
2.25.1