[PATCH v4 10/11] drm/bridge: anx7625: fix anx7625_sink_detect() to return correct hpd status

Ayushi Makhija amakhija at qti.qualcomm.com
Thu Apr 17 05:39:08 UTC 2025


From: Ayushi Makhija <quic_amakhija at quicinc.com>

In the anx7625_sink_detect(), the device is checked to see
if it is a panel bridge, and it always sends a "connected"
status to the connector. When adding the DP port on port 1 of the
anx7625, it incorrectly treats it as a panel bridge and sends an
always "connected" status. Instead of checking the status on the
panel bridge, it's better to check the hpd_status for connectors
that supports hot-plugging. This way, it verifies the hpd_status
variable before sending the status to the connector.

Signed-off-by: Ayushi Makhija <quic_amakhija at quicinc.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov at oss.qualcomm.com>
---
 drivers/gpu/drm/bridge/analogix/anx7625.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/gpu/drm/bridge/analogix/anx7625.c b/drivers/gpu/drm/bridge/analogix/anx7625.c
index a32ebe1fa0cd..365d1c871028 100644
--- a/drivers/gpu/drm/bridge/analogix/anx7625.c
+++ b/drivers/gpu/drm/bridge/analogix/anx7625.c
@@ -1814,9 +1814,6 @@ static enum drm_connector_status anx7625_sink_detect(struct anx7625_data *ctx)
 
 	DRM_DEV_DEBUG_DRIVER(dev, "sink detect\n");
 
-	if (ctx->pdata.panel_bridge)
-		return connector_status_connected;
-
 	return ctx->hpd_status ? connector_status_connected :
 				     connector_status_disconnected;
 }
-- 
2.34.1



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