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path: root/drivers/misc/mei/init.c
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Diffstat (limited to 'drivers/misc/mei/init.c')
-rw-r--r--drivers/misc/mei/init.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/misc/mei/init.c b/drivers/misc/mei/init.c
index 6ec530168afb..356179991a2e 100644
--- a/drivers/misc/mei/init.c
+++ b/drivers/misc/mei/init.c
@@ -183,6 +183,24 @@ void mei_reset(struct mei_device *dev, int interrupts_enabled)
mei_cl_all_write_clear(dev);
}
+void mei_stop(struct mei_device *dev)
+{
+ dev_dbg(&dev->pdev->dev, "stopping the device.\n");
+
+ mutex_lock(&dev->device_lock);
+
+ cancel_delayed_work(&dev->timer_work);
+
+ mei_wd_stop(dev);
+
+ dev->dev_state = MEI_DEV_POWER_DOWN;
+ mei_reset(dev, 0);
+
+ mutex_unlock(&dev->device_lock);
+
+ flush_scheduled_work();
+}
+