From: Jernej Skrabec <jernej.skra...@siol.net>
Some custom phys don't support hpd interrupts. Add support for polling
such events.
Signed-off-by: Jernej Skrabec <jernej.skra...@siol.net>
---
drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
index 60faf2d2bc6b..6c6466c6297c 100644
--- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
+++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
@@ -1942,7 +1942,11 @@ static int dw_hdmi_bridge_attach(struct drm_bridge
*bridge)
struct drm_connector *connector = &hdmi->connector;
connector->interlace_allowed = 1;
- connector->polled = DRM_CONNECTOR_POLL_HPD;
+ if (hdmi->phy.ops->setup_hpd)
+ connector->polled = DRM_CONNECTOR_POLL_HPD;
+ else
+ connector->polled = DRM_CONNECTOR_POLL_CONNECT |
+ DRM_CONNECTOR_POLL_DISCONNECT;
drm_connector_helper_add(connector, &dw_hdmi_connector_helper_funcs);
--
2.13.0
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