From: algea.cao <algea.cao@rock-chips.com>
Date: Tue, 28 Mar 2017 00:58:10 +0000 (+0800)
Subject: drm/bridge: dw_hdmi: initialize hdmi i2c when system resume
X-Git-Tag: firefly_0821_release~160
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=7e5e16acbea0f92e93e5b8d9edbb1beb9d613664;p=firefly-linux-kernel-4.4.55.git

drm/bridge: dw_hdmi: initialize hdmi i2c when system resume

Change-Id: Ie9373517e255c91ded38a4e620d15d5cfd0bd9c4
Signed-off-by: algea.cao <algea.cao@rock-chips.com>
---

diff --git a/drivers/gpu/drm/bridge/dw-hdmi.c b/drivers/gpu/drm/bridge/dw-hdmi.c
index 5df2515583f7..e909262fd575 100644
--- a/drivers/gpu/drm/bridge/dw-hdmi.c
+++ b/drivers/gpu/drm/bridge/dw-hdmi.c
@@ -2658,6 +2658,8 @@ void dw_hdmi_resume(struct device *dev)
 
 	mutex_lock(&hdmi->mutex);
 	dw_hdmi_reg_initial(hdmi);
+	if (hdmi->i2c)
+		dw_hdmi_i2c_init(hdmi);
 	if (hdmi->irq)
 		enable_irq(hdmi->irq);
 	mutex_unlock(&hdmi->mutex);