x86/platform/iosf_mbi: Source cleanup

 - Move the static variables to one place
 - Fix indentations in the header
 - Correct comments

No functional change.

[ tglx: Massaged changelog ]
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: David E . Box <david.e.box@linux.intel.com>
Link: http://lkml.kernel.org/r/1436366709-17683-5-git-send-email-andriy.shevchenko@linux.intel.comSigned-off-by: Thomas Gleixner <tglx@linutronix.de>

arch/x86/platform/intel/iosf_mbi.c

@@ -31,6 +31,7 @@
 #define PCI_DEVICE_ID_BRASWELL		0x2280
 #define PCI_DEVICE_ID_QUARK_X1000	0x0958
 
+static struct pci_dev *mbi_pdev;
 static DEFINE_SPINLOCK(iosf_mbi_lock);
 
 static inline u32 iosf_mbi_form_mcr(u8 op, u8 port, u8 offset)
@@ -38,8 +39,6 @@ static inline u32 iosf_mbi_form_mcr(u8 op, u8 port, u8 offset)
 	return (op << 24) | (port << 16) | (offset << 8) | MBI_ENABLE;
 }
 
-static struct pci_dev *mbi_pdev;	/* one mbi device */
-
 static int iosf_mbi_pci_read_mdr(u32 mcrx, u32 mcr, u32 *mdr)
 {
 	int result;
@@ -104,7 +103,7 @@ int iosf_mbi_read(u8 port, u8 opcode, u32 offset, u32 *mdr)
 	unsigned long flags;
 	int ret;
 
-	/*Access to the GFX unit is handled by GPU code */
+	/* Access to the GFX unit is handled by GPU code */
 	if (port == BT_MBI_UNIT_GFX) {
 		WARN_ON(1);
 		return -EPERM;
@@ -127,7 +126,7 @@ int iosf_mbi_write(u8 port, u8 opcode, u32 offset, u32 mdr)
 	unsigned long flags;
 	int ret;
 
-	/*Access to the GFX unit is handled by GPU code */
+	/* Access to the GFX unit is handled by GPU code */
 	if (port == BT_MBI_UNIT_GFX) {
 		WARN_ON(1);
 		return -EPERM;
@@ -151,7 +150,7 @@ int iosf_mbi_modify(u8 port, u8 opcode, u32 offset, u32 mdr, u32 mask)
 	unsigned long flags;
 	int ret;
 
-	/*Access to the GFX unit is handled by GPU code */
+	/* Access to the GFX unit is handled by GPU code */
 	if (port == BT_MBI_UNIT_GFX) {
 		WARN_ON(1);
 		return -EPERM;