mxc: vpu: add missing mutex_init() call

diff --git a/drivers/mxc/vpu/mxc_vpu.c b/drivers/mxc/vpu/mxc_vpu.c
index 564682c64a558a4a8b757fdbb1ab93f0d4648b31..990ae928db4372ca76e96e9e423a9e502f6fbefb 100644 (file)
--- a/drivers/mxc/vpu/mxc_vpu.c
+++ b/drivers/mxc/vpu/mxc_vpu.c
@@ -808,6 +808,7 @@ static int vpu_dev_probe(struct platform_device *pdev)
 
        drv_data->soc_data = soc_data;
        INIT_LIST_HEAD(&drv_data->users);
+       mutex_init(&drv_data->lock);
 
        init_waitqueue_head(&vpu_queue);
 
@@ -977,7 +978,8 @@ static int vpu_suspend(struct device *dev)
 
        if (open_count) {
                /* Wait for vpu go to idle state, suspect vpu cannot be changed
-                  to idle state after about 1 sec */
+                * to idle state after about 1 sec
+                */
                timeout = jiffies + HZ;
                while (READ_REG(BIT_BUSY_FLAG)) {
                        msleep(1);