From: Erik Gilling <konkers@android.com>
Date: Fri, 15 Apr 2011 21:49:53 +0000 (-0700)
Subject: video: tegra: fix more unplug/suspend timeout in nvhdcp
X-Git-Tag: firefly_0821_release~9833^2~14^2
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=9da0efab32e17025d50abc2913fa878358303b57;p=firefly-linux-kernel-4.4.55.git

video: tegra: fix more unplug/suspend timeout in nvhdcp

Change-Id: I30dfa03324eb5c4c344c62578eb808a150c80deb
Signed-off-by: Erik Gilling <konkers@android.com>
---

diff --git a/drivers/video/tegra/dc/nvhdcp.c b/drivers/video/tegra/dc/nvhdcp.c
index f120b5349271..7c8869a563f5 100644
--- a/drivers/video/tegra/dc/nvhdcp.c
+++ b/drivers/video/tegra/dc/nvhdcp.c
@@ -1003,7 +1003,9 @@ failure:
 	        nvhdcp_err("nvhdcp failure - too many failures, giving up!\n");
 	} else {
 		nvhdcp_err("nvhdcp failure - renegotiating in 1.75 seconds\n");
+		mutex_unlock(&nvhdcp->lock);
 		msleep(1750);
+		mutex_lock(&nvhdcp->lock);
 		queue_work(nvhdcp->downstream_wq, &nvhdcp->work);
 	}