mei: use disconnect name consistently

Rename mei_cl_irq_close to mei_cl_irq_disconnect
and MEI_FOP_CLOSE to MEI_FOP_DISCONNECT
Remove unused MEI_FOP_OPEN

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/misc/mei/interrupt.c b/drivers/misc/mei/interrupt.c
index 19709b7..1b6c14b 100644
--- a/drivers/misc/mei/interrupt.c
+++ b/drivers/misc/mei/interrupt.c
@@ -195,7 +195,7 @@
 
 
 /**
- * mei_cl_irq_close - processes close related operation from
+ * mei_cl_irq_disconnect - processes close related operation from
  *	interrupt thread context - send disconnect request
  *
  * @cl: client
@@ -204,7 +204,7 @@
  *
  * returns 0, OK; otherwise, error.
  */
-static int mei_cl_irq_close(struct mei_cl *cl, struct mei_cl_cb *cb,
+static int mei_cl_irq_disconnect(struct mei_cl *cl, struct mei_cl_cb *cb,
 			    struct mei_cl_cb *cmpl_list)
 {
 	struct mei_device *dev = cl->dev;
@@ -495,9 +495,9 @@
 			return -ENODEV;
 		}
 		switch (cb->fop_type) {
-		case MEI_FOP_CLOSE:
+		case MEI_FOP_DISCONNECT:
 			/* send disconnect message */
-			ret = mei_cl_irq_close(cl, cb, cmpl_list);
+			ret = mei_cl_irq_disconnect(cl, cb, cmpl_list);
 			if (ret)
 				return ret;