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 f120b53492714703c6b4fc71477b027868850609..7c8869a563f55578901eec1df8ad636c0a436e4a 100644 (file)
--- 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);
        }