mptfusion: mark file-private functions as static

Fixes the following sparse warnings:

  drivers/message/fusion/mptbase.c:7011:1: warning: symbol
    'mpt_SoftResetHandler' was not declared. Should it be static?

  drivers/message/fusion/mptsas.c:1578:23: warning: symbol
    'mptsas_refreshing_device_handles' was not declared. Should it be
    static?

  drivers/message/fusion/mptsas.c:3653:24: warning: symbol
    'mptsas_expander_add' was not declared. Should it be static?

  drivers/message/fusion/mptsas.c:5327:1: warning: symbol
    'mptsas_shutdown' was not declared. Should it be static?

  drivers/message/fusion/mptspi.c:624:1: warning: symbol
    'mptscsih_quiesce_raid' was not declared. Should it be static?

Signed-off-by: Joe Lawrence <joe.lawrence@stratus.com>
Acked-by: Sreekanth Reddy <Sreekanth.Reddy@avagotech.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>
diff --git a/drivers/message/fusion/mptsas.c b/drivers/message/fusion/mptsas.c
index d636dbe..a0d4218 100644
--- a/drivers/message/fusion/mptsas.c
+++ b/drivers/message/fusion/mptsas.c
@@ -1575,7 +1575,7 @@
 	mptsas_port_delete(ioc, phy_info->port_details);
 }
 
-struct mptsas_phyinfo *
+static struct mptsas_phyinfo *
 mptsas_refreshing_device_handles(MPT_ADAPTER *ioc,
 	struct mptsas_devinfo *sas_device)
 {
@@ -3648,7 +3648,7 @@
  * @handle:
  *
  */
-struct mptsas_portinfo *
+static struct mptsas_portinfo *
 mptsas_expander_add(MPT_ADAPTER *ioc, u16 handle)
 {
 	struct mptsas_portinfo buffer, *port_info;
@@ -5321,7 +5321,7 @@
 	return error;
 }
 
-void
+static void
 mptsas_shutdown(struct pci_dev *pdev)
 {
 	MPT_ADAPTER *ioc = pci_get_drvdata(pdev);