staging: unisys: include: iochannel.h: Update comments for #defines

Cleaned up some #defines to make the beginning of the file read easier.
Reviewed-by: Sameer Wadgaonkar <sameer.wadgaonkar@unisys.com>
Signed-off-by: David Kershner <david.kershner@unisys.com>
Reviewed-by: Tim Sell <timothy.sell@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/unisys/include/iochannel.h

@@ -50,12 +50,12 @@
 /* Defines and enums. */
 #define MINNUM(a, b) (((a) < (b)) ? (a) : (b))
 
-/* Define the two queues per data channel between iopart and ioguestparts. */
-
-/* Used by ioguestpart to 'insert' signals to iopart. */
+/*
+ * Define the two queues per data channel between iopart and ioguestparts.
+ *	IOCHAN_TO_IOPART -- used by guest to 'insert' signals to iopart.
+ *	IOCHAN_FROM_IOPART -- used by guest to 'remove' signals from IO part.
+ */
 #define IOCHAN_TO_IOPART 0
-
-/* Used by ioguestpart to 'remove' signals from iopart, same previous queue. */
 #define IOCHAN_FROM_IOPART 1
 
 /* Size of cdb - i.e., SCSI cmnd */