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[v4,2/3] drm/bridge: tfp410: Fix logic to configured polled HPD

Message ID 20230125-tfp410_i2c-v4-2-f983bcef2df8@criticallink.com (mailing list archive)
State New, archived
Headers show
Series drm/bridge: tfp410: Add i2c support | expand

Commit Message

Jon Cormier April 4, 2023, 4:26 p.m. UTC 
From: Michael Williamson <michael.williamson@criticallink.com>

The logic to configure polling (vs async/irq notification) of hot-plug
events was not correct.  If the connected bridge requires polling,
then inform the upstream bridge we also require polling.

Fixes: 5cafa0f1853b ("drm/bridge: tfp410: Replace manual connector handling with bridge")

Signed-off-by: Michael Williamson <michael.williamson@criticallink.com>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Jonathan Cormier <jcormier@criticallink.com>
---
 drivers/gpu/drm/bridge/ti-tfp410.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/bridge/ti-tfp410.c b/drivers/gpu/drm/bridge/ti-tfp410.c
index bb3f8d0ff207..41007d05d584 100644
--- a/drivers/gpu/drm/bridge/ti-tfp410.c
+++ b/drivers/gpu/drm/bridge/ti-tfp410.c
@@ -155,7 +155,7 @@  static int tfp410_attach(struct drm_bridge *bridge,
 		return -ENODEV;
 	}
 
-	if (dvi->next_bridge->ops & DRM_BRIDGE_OP_DETECT)
+	if (dvi->next_bridge->ops & DRM_BRIDGE_OP_HPD)
 		dvi->connector.polled = DRM_CONNECTOR_POLL_HPD;
 	else
 		dvi->connector.polled = DRM_CONNECTOR_POLL_CONNECT | DRM_CONNECTOR_POLL_DISCONNECT;