staging: unisys: include: replaced COVERQ with DIV_ROUND_UP

COVERQ is functionally equivalent to DIV_ROUND_UP and was only used
to define the COVER macro.
Signed-off-by: Alexander Curtin <alexander.curtin@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/channel.h

@@ -41,11 +41,8 @@
 #ifndef lengthof
 #define lengthof(TYPE, MEMBER) (sizeof(((TYPE *)0)->MEMBER))
 #endif
-#ifndef COVERQ
-#define COVERQ(v, d)  (((v) + (d) - 1) / (d))
-#endif
 #ifndef COVER
-#define COVER(v, d)   ((d) * COVERQ(v, d))
+#define COVER(v, d)   ((d) * DIV_ROUND_UP(v, d))
 #endif
 
 #define ULTRA_CHANNEL_PROTOCOL_SIGNATURE  SIGNATURE_32('E', 'C', 'N', 'L')