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From 06473f51a6aa077cd56745bd14d114ff3269fe19 Mon Sep 17 00:00:00 2001
From: Andrey Gusakov <andrey.gusakov@cogentembedded.com>
Date: Tue, 30 May 2017 18:42:09 +0300
Subject: [PATCH] drm: adv7511: add polling mode (when no irq available)
Signed-off-by: Andrey Gusakov <andrey.gusakov@cogentembedded.com>
---
drivers/gpu/drm/bridge/adv7511/adv7511_drv.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
index a104b43b56a0..8be1baca05d0 100644
--- a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
+++ b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
@@ -838,7 +838,11 @@ static int adv7511_bridge_attach(struct drm_bridge *bridge)
return -ENODEV;
}
- adv->connector.polled = DRM_CONNECTOR_POLL_HPD;
+ if (adv->i2c_main->irq)
+ adv->connector.polled = DRM_CONNECTOR_POLL_HPD;
+ else
+ adv->connector.polled = DRM_CONNECTOR_POLL_CONNECT |
+ DRM_CONNECTOR_POLL_DISCONNECT;
ret = drm_connector_init(bridge->dev, &adv->connector,
&adv7511_connector_funcs,
--
2.13.0
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