Char: rio, fix cirrus defines

Rename defines to be in RIO* namespace to not to collide with other defines in
tree.  This broke (as akpm correctly pointed out) some allmodconfig builds,
e.g.  on ppc:

In file included from drivers/char/rio/rio_linux.c:81:
drivers/char/rio/cirrus.h:202:1: warning: "COMPLETE" redefined
In file included from include/net/netns/ipv4.h:8,
                 from include/net/net_namespace.h:13,
                 from include/linux/seq_file.h:7,
                 from include/asm/machdep.h:12,
                 from include/asm/pci.h:17,
                 from include/linux/pci.h:951,
                 from drivers/char/rio/rio_linux.c:50:
include/net/inet_frag.h:28:1: warning: this is the location of the previous definition

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/char/rio/riocmd.c b/drivers/char/rio/riocmd.c
index bf36959..7b96e08 100644
--- a/drivers/char/rio/riocmd.c
+++ b/drivers/char/rio/riocmd.c
@@ -417,7 +417,7 @@
 	PortP = p->RIOPortp[SysPort];
 	rio_spin_lock_irqsave(&PortP->portSem, flags);
 	switch (readb(&PktCmdP->Command)) {
-	case BREAK_RECEIVED:
+	case RIOC_BREAK_RECEIVED:
 		rio_dprintk(RIO_DEBUG_CMD, "Received a break!\n");
 		/* If the current line disc. is not multi-threading and
 		   the current processor is not the default, reset rup_intr
@@ -428,16 +428,16 @@
 		gs_got_break(&PortP->gs);
 		break;
 
-	case COMPLETE:
+	case RIOC_COMPLETE:
 		rio_dprintk(RIO_DEBUG_CMD, "Command complete on phb %d host %Zd\n", readb(&PktCmdP->PhbNum), HostP - p->RIOHosts);
 		subCommand = 1;
 		switch (readb(&PktCmdP->SubCommand)) {
-		case MEMDUMP:
+		case RIOC_MEMDUMP:
 			rio_dprintk(RIO_DEBUG_CMD, "Memory dump cmd (0x%x) from addr 0x%x\n", readb(&PktCmdP->SubCommand), readw(&PktCmdP->SubAddr));
 			break;
-		case READ_REGISTER:
+		case RIOC_READ_REGISTER:
 			rio_dprintk(RIO_DEBUG_CMD, "Read register (0x%x)\n", readw(&PktCmdP->SubAddr));
-			p->CdRegister = (readb(&PktCmdP->ModemStatus) & MSVR1_HOST);
+			p->CdRegister = (readb(&PktCmdP->ModemStatus) & RIOC_MSVR1_HOST);
 			break;
 		default:
 			subCommand = 0;
@@ -456,14 +456,15 @@
 			rio_dprintk(RIO_DEBUG_CMD, "No change\n");
 
 		/* FALLTHROUGH */
-	case MODEM_STATUS:
+	case RIOC_MODEM_STATUS:
 		/*
 		 ** Knock out the tbusy and tstop bits, as these are not relevant
 		 ** to the check for modem status change (they're just there because
 		 ** it's a convenient place to put them!).
 		 */
 		ReportedModemStatus = readb(&PktCmdP->ModemStatus);
-		if ((PortP->ModemState & MSVR1_HOST) == (ReportedModemStatus & MSVR1_HOST)) {
+		if ((PortP->ModemState & RIOC_MSVR1_HOST) ==
+				(ReportedModemStatus & RIOC_MSVR1_HOST)) {
 			rio_dprintk(RIO_DEBUG_CMD, "Modem status unchanged 0x%x\n", PortP->ModemState);
 			/*
 			 ** Update ModemState just in case tbusy or tstop states have
@@ -497,7 +498,7 @@
 					/*
 					 ** Is there a carrier?
 					 */
-					if (PortP->ModemState & MSVR1_CD) {
+					if (PortP->ModemState & RIOC_MSVR1_CD) {
 						/*
 						 ** Has carrier just appeared?
 						 */
@@ -691,7 +692,7 @@
 				 */
 				rio_spin_unlock_irqrestore(&UnixRupP->RupLock, flags);
 				FreeMe = RIOCommandRup(p, Rup, HostP, PacketP);
-				if (readb(&PacketP->data[5]) == MEMDUMP) {
+				if (readb(&PacketP->data[5]) == RIOC_MEMDUMP) {
 					rio_dprintk(RIO_DEBUG_CMD, "Memdump from 0x%x complete\n", readw(&(PacketP->data[6])));
 					rio_memcpy_fromio(p->RIOMemDump, &(PacketP->data[8]), 32);
 				}