X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fchar%2Frio%2Frioctrl.c;h=052e8120a4713ccc2008e8f2f88988bc1adb0985;hb=af57d238aa2107e1b45d8dacad6e50db938f0567;hp=0b7700d2f0495fa513a915c26c69bdbbd09c43a5;hpb=37ef4399a6bb265d3035e6d6e45f7677b132a3ba;p=linux-2.6

diff --git a/drivers/char/rio/rioctrl.c b/drivers/char/rio/rioctrl.c
index 0b7700d2f0..052e8120a4 100644
--- a/drivers/char/rio/rioctrl.c
+++ b/drivers/char/rio/rioctrl.c
@@ -51,15 +51,12 @@ static char *_rioctrl_c_sccs_ = "@(#)rioctrl.c	1.3";
 
 #include "linux_compat.h"
 #include "rio_linux.h"
-#include "typdef.h"
 #include "pkt.h"
 #include "daemon.h"
 #include "rio.h"
 #include "riospace.h"
-#include "top.h"
 #include "cmdpkt.h"
 #include "map.h"
-#include "riotypes.h"
 #include "rup.h"
 #include "port.h"
 #include "riodrvr.h"
@@ -72,12 +69,10 @@ static char *_rioctrl_c_sccs_ = "@(#)rioctrl.c	1.3";
 #include "unixrup.h"
 #include "board.h"
 #include "host.h"
-#include "error.h"
 #include "phb.h"
 #include "link.h"
 #include "cmdblk.h"
 #include "route.h"
-#include "control.h"
 #include "cirrus.h"
 #include "rioioctl.h"
 
@@ -85,7 +80,7 @@ static char *_rioctrl_c_sccs_ = "@(#)rioctrl.c	1.3";
 static struct LpbReq LpbReq;
 static struct RupReq RupReq;
 static struct PortReq PortReq;
-static struct HostReq HostReq;
+static struct HostReq HostReq;	/* oh really?  global?  and no locking? */
 static struct HostDpRam HostDpRam;
 static struct DebugCtrl DebugCtrl;
 static struct Map MapEnt;
@@ -131,36 +126,19 @@ static int
 
 #define drv_makedev(maj, min) ((((uint) maj & 0xff) << 8) | ((uint) min & 0xff))
 
-int copyin(int arg, caddr_t dp, int siz)
+static int copy_from_io(void __user *to, void __iomem *from, size_t size)
 {
-	int rv;
-
-	rio_dprintk(RIO_DEBUG_CTRL, "Copying %d bytes from user %p to %p.\n", siz, (void *) arg, dp);
-	rv = copy_from_user(dp, (void *) arg, siz);
-	if (rv)
-		return COPYFAIL;
-	else
-		return rv;
-}
-
-static int copyout(caddr_t dp, int arg, int siz)
-{
-	int rv;
-
-	rio_dprintk(RIO_DEBUG_CTRL, "Copying %d bytes to user %p from %p.\n", siz, (void *) arg, dp);
-	rv = copy_to_user((void *) arg, dp, siz);
-	if (rv)
-		return COPYFAIL;
-	else
-		return rv;
+	void *buf = kmalloc(size, GFP_KERNEL);
+	int res = -ENOMEM;
+	if (buf) {
+		rio_memcpy_fromio(buf, from, size);
+		res = copy_to_user(to, buf, size);
+		kfree(buf);
+	}
+	return res;
 }
 
-int riocontrol(p, dev, cmd, arg, su)
-struct rio_info *p;
-dev_t dev;
-int cmd;
-caddr_t arg;
-int su;
+int riocontrol(struct rio_info *p, dev_t dev, int cmd, unsigned long arg, int su)
 {
 	uint Host;		/* leave me unsigned! */
 	uint port;		/* and me! */
@@ -168,9 +146,10 @@ int su;
 	ushort loop;
 	int Entry;
 	struct Port *PortP;
-	PKT *PacketP;
+	struct PKT __iomem *PacketP;
 	int retval = 0;
 	unsigned long flags;
+	void __user *argp = (void __user *)arg;
 
 	func_enter();
 
@@ -178,7 +157,7 @@ int su;
 	Host = 0;
 	PortP = NULL;
 
-	rio_dprintk(RIO_DEBUG_CTRL, "control ioctl cmd: 0x%x arg: 0x%x\n", cmd, (int) arg);
+	rio_dprintk(RIO_DEBUG_CTRL, "control ioctl cmd: 0x%x arg: %p\n", cmd, argp);
 
 	switch (cmd) {
 		/*
@@ -189,105 +168,49 @@ int su;
 		 ** otherwise just the specified host card will be changed.
 		 */
 	case RIO_SET_TIMER:
-		rio_dprintk(RIO_DEBUG_CTRL, "RIO_SET_TIMER to %dms\n", (uint) arg);
+		rio_dprintk(RIO_DEBUG_CTRL, "RIO_SET_TIMER to %ldms\n", arg);
 		{
 			int host, value;
-			host = (uint) arg >> 16;
-			value = (uint) arg & 0x0000ffff;
+			host = (arg >> 16) & 0x0000FFFF;
+			value = arg & 0x0000ffff;
 			if (host == -1) {
 				for (host = 0; host < p->RIONumHosts; host++) {
 					if (p->RIOHosts[host].Flags == RC_RUNNING) {
-						WWORD(p->RIOHosts[host].ParmMapP->timer, value);
+						writew(value, &p->RIOHosts[host].ParmMapP->timer);
 					}
 				}
 			} else if (host >= p->RIONumHosts) {
 				return -EINVAL;
 			} else {
 				if (p->RIOHosts[host].Flags == RC_RUNNING) {
-					WWORD(p->RIOHosts[host].ParmMapP->timer, value);
+					writew(value, &p->RIOHosts[host].ParmMapP->timer);
 				}
 			}
 		}
 		return 0;
 
-	case RIO_IDENTIFY_DRIVER:
-		/*
-		 ** 15.10.1998 ARG - ESIL 0760 part fix
-		 ** Added driver ident string output.
-		 **
-		 #ifndef __THIS_RELEASE__
-		 #warning Driver Version string not defined !
-		 #endif
-		 cprintf("%s %s %s %s\n",
-		 RIO_DRV_STR,
-		 __THIS_RELEASE__,
-		 __DATE__, __TIME__ );
-
-		 return 0;
-
-		 case RIO_DISPLAY_HOST_CFG:
-		 **
-		 ** 15.10.1998 ARG - ESIL 0760 part fix
-		 ** Added driver host card ident string output.
-		 **
-		 ** Note that the only types currently supported
-		 ** are ISA and PCI. Also this driver does not
-		 ** (yet) distinguish between the Old PCI card
-		 ** and the Jet PCI card. In fact I think this
-		 ** driver only supports JET PCI !
-		 **
-
-		 for (Host = 0; Host < p->RIONumHosts; Host++)
-		 {
-		 HostP = &(p->RIOHosts[Host]);
-
-		 switch ( HostP->Type )
-		 {
-		 case RIO_AT :
-		 strcpy( host_type, RIO_AT_HOST_STR );
-		 break;
-
-		 case RIO_PCI :
-		 strcpy( host_type, RIO_PCI_HOST_STR );
-		 break;
-
-		 default :
-		 strcpy( host_type, "Unknown" );
-		 break;
-		 }
-
-		 cprintf(
-		 "RIO Host %d - Type:%s Addr:%X IRQ:%d\n",
-		 Host, host_type,
-		 (uint)HostP->PaddrP,
-		 (int)HostP->Ivec - 32  );
-		 }
-		 return 0;
-		 **
-		 */
-
 	case RIO_FOAD_RTA:
 		rio_dprintk(RIO_DEBUG_CTRL, "RIO_FOAD_RTA\n");
-		return RIOCommandRta(p, (uint) arg, RIOFoadRta);
+		return RIOCommandRta(p, arg, RIOFoadRta);
 
 	case RIO_ZOMBIE_RTA:
 		rio_dprintk(RIO_DEBUG_CTRL, "RIO_ZOMBIE_RTA\n");
-		return RIOCommandRta(p, (uint) arg, RIOZombieRta);
+		return RIOCommandRta(p, arg, RIOZombieRta);
 
 	case RIO_IDENTIFY_RTA:
 		rio_dprintk(RIO_DEBUG_CTRL, "RIO_IDENTIFY_RTA\n");
-		return RIOIdentifyRta(p, arg);
+		return RIOIdentifyRta(p, argp);
 
 	case RIO_KILL_NEIGHBOUR:
 		rio_dprintk(RIO_DEBUG_CTRL, "RIO_KILL_NEIGHBOUR\n");
-		return RIOKillNeighbour(p, arg);
+		return RIOKillNeighbour(p, argp);
 
 	case SPECIAL_RUP_CMD:
 		{
 			struct CmdBlk *CmdBlkP;
 
 			rio_dprintk(RIO_DEBUG_CTRL, "SPECIAL_RUP_CMD\n");
-			if (copyin((int) arg, (caddr_t) & SpecialRupCmd, sizeof(SpecialRupCmd)) == COPYFAIL) {
+			if (copy_from_user(&SpecialRupCmd, argp, sizeof(SpecialRupCmd))) {
 				rio_dprintk(RIO_DEBUG_CTRL, "SPECIAL_RUP_CMD copy failed\n");
 				p->RIOError.Error = COPYIN_FAILED;
 				return -EFAULT;
@@ -302,18 +225,13 @@ int su;
 				SpecialRupCmd.Host = 0;
 			rio_dprintk(RIO_DEBUG_CTRL, "Queue special rup command for host %d rup %d\n", SpecialRupCmd.Host, SpecialRupCmd.RupNum);
 			if (RIOQueueCmdBlk(&p->RIOHosts[SpecialRupCmd.Host], SpecialRupCmd.RupNum, CmdBlkP) == RIO_FAIL) {
-				cprintf("FAILED TO QUEUE SPECIAL RUP COMMAND\n");
+				printk(KERN_WARNING "rio: FAILED TO QUEUE SPECIAL RUP COMMAND\n");
 			}
 			return 0;
 		}
 
 	case RIO_DEBUG_MEM:
-#ifdef DEBUG_MEM_SUPPORT
-		RIO_DEBUG_CTRL, if (su)
-			return rio_RIODebugMemory(RIO_DEBUG_CTRL, arg);
-		else
-#endif
-			return -EPERM;
+		return -EPERM;
 
 	case RIO_ALL_MODEM:
 		rio_dprintk(RIO_DEBUG_CTRL, "RIO_ALL_MODEM\n");
@@ -329,7 +247,7 @@ int su;
 		if ((retval = RIOApel(p)) != 0)
 			return retval;
 
-		if (copyout((caddr_t) p->RIOConnectTable, (int) arg, TOTAL_MAP_ENTRIES * sizeof(struct Map)) == COPYFAIL) {
+		if (copy_to_user(argp, p->RIOConnectTable, TOTAL_MAP_ENTRIES * sizeof(struct Map))) {
 			rio_dprintk(RIO_DEBUG_CTRL, "RIO_GET_TABLE copy failed\n");
 			p->RIOError.Error = COPYOUT_FAILED;
 			return -EFAULT;
@@ -374,7 +292,7 @@ int su;
 			p->RIOError.Error = NOT_SUPER_USER;
 			return -EPERM;
 		}
-		if (copyin((int) arg, (caddr_t) & p->RIOConnectTable[0], TOTAL_MAP_ENTRIES * sizeof(struct Map)) == COPYFAIL) {
+		if (copy_from_user(&p->RIOConnectTable[0], argp, TOTAL_MAP_ENTRIES * sizeof(struct Map))) {
 			rio_dprintk(RIO_DEBUG_CTRL, "RIO_PUT_TABLE copy failed\n");
 			p->RIOError.Error = COPYIN_FAILED;
 			return -EFAULT;
@@ -420,7 +338,7 @@ int su;
 			p->RIOError.Error = NOT_SUPER_USER;
 			return -EPERM;
 		}
-		if (copyout((caddr_t) p->RIOBindTab, (int) arg, (sizeof(ulong) * MAX_RTA_BINDINGS)) == COPYFAIL) {
+		if (copy_to_user(argp, p->RIOBindTab, (sizeof(ulong) * MAX_RTA_BINDINGS))) {
 			rio_dprintk(RIO_DEBUG_CTRL, "RIO_GET_BINDINGS copy failed\n");
 			p->RIOError.Error = COPYOUT_FAILED;
 			return -EFAULT;
@@ -439,7 +357,7 @@ int su;
 			p->RIOError.Error = NOT_SUPER_USER;
 			return -EPERM;
 		}
-		if (copyin((int) arg, (caddr_t) & p->RIOBindTab[0], (sizeof(ulong) * MAX_RTA_BINDINGS)) == COPYFAIL) {
+		if (copy_from_user(&p->RIOBindTab[0], argp, (sizeof(ulong) * MAX_RTA_BINDINGS))) {
 			rio_dprintk(RIO_DEBUG_CTRL, "RIO_PUT_BINDINGS copy failed\n");
 			p->RIOError.Error = COPYIN_FAILED;
 			return -EFAULT;
@@ -463,12 +381,12 @@ int su;
 			for (Entry = 0; Entry < MAX_RTA_BINDINGS; Entry++) {
 				if ((EmptySlot == -1) && (p->RIOBindTab[Entry] == 0L))
 					EmptySlot = Entry;
-				else if (p->RIOBindTab[Entry] == (int) arg) {
+				else if (p->RIOBindTab[Entry] == arg) {
 					/*
 					 ** Already exists - delete
 					 */
 					p->RIOBindTab[Entry] = 0L;
-					rio_dprintk(RIO_DEBUG_CTRL, "Removing Rta %x from p->RIOBindTab\n", (int) arg);
+					rio_dprintk(RIO_DEBUG_CTRL, "Removing Rta %ld from p->RIOBindTab\n", arg);
 					return 0;
 				}
 			}
@@ -476,10 +394,10 @@ int su;
 			 ** Dosen't exist - add
 			 */
 			if (EmptySlot != -1) {
-				p->RIOBindTab[EmptySlot] = (int) arg;
-				rio_dprintk(RIO_DEBUG_CTRL, "Adding Rta %x to p->RIOBindTab\n", (int) arg);
+				p->RIOBindTab[EmptySlot] = arg;
+				rio_dprintk(RIO_DEBUG_CTRL, "Adding Rta %lx to p->RIOBindTab\n", arg);
 			} else {
-				rio_dprintk(RIO_DEBUG_CTRL, "p->RIOBindTab full! - Rta %x not added\n", (int) arg);
+				rio_dprintk(RIO_DEBUG_CTRL, "p->RIOBindTab full! - Rta %lx not added\n", arg);
 				return -ENOMEM;
 			}
 			return 0;
@@ -487,7 +405,7 @@ int su;
 
 	case RIO_RESUME:
 		rio_dprintk(RIO_DEBUG_CTRL, "RIO_RESUME\n");
-		port = (uint) arg;
+		port = arg;
 		if ((port < 0) || (port > 511)) {
 			rio_dprintk(RIO_DEBUG_CTRL, "RIO_RESUME: Bad port number %d\n", port);
 			p->RIOError.Error = PORT_NUMBER_OUT_OF_RANGE;
@@ -523,8 +441,7 @@ int su;
 			p->RIOError.Error = NOT_SUPER_USER;
 			return -EPERM;
 		}
-		if (copyin((int) arg, (caddr_t) & MapEnt, sizeof(MapEnt))
-		    == COPYFAIL) {
+		if (copy_from_user(&MapEnt, argp, sizeof(MapEnt))) {
 			rio_dprintk(RIO_DEBUG_CTRL, "Copy from user space failed\n");
 			p->RIOError.Error = COPYIN_FAILED;
 			return -EFAULT;
@@ -538,8 +455,7 @@ int su;
 			p->RIOError.Error = NOT_SUPER_USER;
 			return -EPERM;
 		}
-		if (copyin((int) arg, (caddr_t) & MapEnt, sizeof(MapEnt))
-		    == COPYFAIL) {
+		if (copy_from_user(&MapEnt, argp, sizeof(MapEnt))) {
 			rio_dprintk(RIO_DEBUG_CTRL, "Copy from user space failed\n");
 			p->RIOError.Error = COPYIN_FAILED;
 			return -EFAULT;
@@ -553,8 +469,7 @@ int su;
 			p->RIOError.Error = NOT_SUPER_USER;
 			return -EPERM;
 		}
-		if (copyin((int) arg, (caddr_t) & MapEnt, sizeof(MapEnt))
-		    == COPYFAIL) {
+		if (copy_from_user(&MapEnt, argp, sizeof(MapEnt))) {
 			rio_dprintk(RIO_DEBUG_CTRL, "Copy from data space failed\n");
 			p->RIOError.Error = COPYIN_FAILED;
 			return -EFAULT;
@@ -562,44 +477,23 @@ int su;
 		return RIODeleteRta(p, &MapEnt);
 
 	case RIO_QUICK_CHECK:
-		/*
-		 ** 09.12.1998 ARG - ESIL 0776 part fix
-		 ** A customer was using this to get the RTAs
-		 ** connect/disconnect status.
-		 ** RIOConCon() had been botched use RIOHalted
-		 ** to keep track of RTA connections and
-		 ** disconnections. That has been changed and
-		 ** RIORtaDisCons in the rio_info struct now
-		 ** does the job. So we need to return the value
-		 ** of RIORtaCons instead of RIOHalted.
-		 **
-		 if (copyout((caddr_t)&p->RIOHalted,(int)arg,
-		 sizeof(uint))==COPYFAIL) {
-		 **
-		 */
-
-		if (copyout((caddr_t) & p->RIORtaDisCons, (int) arg, sizeof(uint)) == COPYFAIL) {
+		if (copy_to_user(argp, &p->RIORtaDisCons, sizeof(unsigned int))) {
 			p->RIOError.Error = COPYOUT_FAILED;
 			return -EFAULT;
 		}
 		return 0;
 
 	case RIO_LAST_ERROR:
-		if (copyout((caddr_t) & p->RIOError, (int) arg, sizeof(struct Error)) == COPYFAIL)
+		if (copy_to_user(argp, &p->RIOError, sizeof(struct Error)))
 			return -EFAULT;
 		return 0;
 
 	case RIO_GET_LOG:
 		rio_dprintk(RIO_DEBUG_CTRL, "RIO_GET_LOG\n");
-#ifdef LOGGING
-		RIOGetLog(arg);
-		return 0;
-#else
 		return -EINVAL;
-#endif
 
 	case RIO_GET_MODTYPE:
-		if (copyin((int) arg, (caddr_t) & port, sizeof(uint)) == COPYFAIL) {
+		if (copy_from_user(&port, argp, sizeof(unsigned int))) {
 			p->RIOError.Error = COPYIN_FAILED;
 			return -EFAULT;
 		}
@@ -619,36 +513,11 @@ int su;
 		 ** Return module type of port
 		 */
 		port = PortP->HostP->UnixRups[PortP->RupNum].ModTypes;
-		if (copyout((caddr_t) & port, (int) arg, sizeof(uint)) == COPYFAIL) {
+		if (copy_to_user(argp, &port, sizeof(unsigned int))) {
 			p->RIOError.Error = COPYOUT_FAILED;
 			return -EFAULT;
 		}
 		return (0);
-		/*
-		 ** 02.03.1999 ARG - ESIL 0820 fix
-		 ** We are no longer using "Boot Mode", so these ioctls
-		 ** are not required :
-		 **
-		 case RIO_GET_BOOT_MODE :
-		 rio_dprint(RIO_DEBUG_CTRL, ("Get boot mode - %x\n", p->RIOBootMode));
-		 **
-		 ** Return boot state of system - BOOT_ALL, BOOT_OWN or BOOT_NONE
-		 **
-		 if (copyout((caddr_t)&p->RIOBootMode, (int)arg,
-		 sizeof(p->RIOBootMode)) == COPYFAIL) {
-		 p->RIOError.Error = COPYOUT_FAILED;
-		 return -EFAULT;
-		 }
-		 return(0);
-
-		 case RIO_SET_BOOT_MODE :
-		 p->RIOBootMode = (uint) arg;
-		 rio_dprint(RIO_DEBUG_CTRL, ("Set boot mode to 0x%x\n", p->RIOBootMode));
-		 return(0);
-		 **
-		 ** End ESIL 0820 fix
-		 */
-
 	case RIO_BLOCK_OPENS:
 		rio_dprintk(RIO_DEBUG_CTRL, "Opens block until booted\n");
 		for (Entry = 0; Entry < RIO_PORTS; Entry++) {
@@ -660,8 +529,7 @@ int su;
 
 	case RIO_SETUP_PORTS:
 		rio_dprintk(RIO_DEBUG_CTRL, "Setup ports\n");
-		if (copyin((int) arg, (caddr_t) & PortSetup, sizeof(PortSetup))
-		    == COPYFAIL) {
+		if (copy_from_user(&PortSetup, argp, sizeof(PortSetup))) {
 			p->RIOError.Error = COPYIN_FAILED;
 			rio_dprintk(RIO_DEBUG_CTRL, "EFAULT");
 			return -EFAULT;
@@ -677,59 +545,13 @@ int su;
 			return -EINVAL;
 		}
 		if (!p->RIOPortp) {
-			cprintf("No p->RIOPortp array!\n");
+			printk(KERN_ERR "rio: No p->RIOPortp array!\n");
 			rio_dprintk(RIO_DEBUG_CTRL, "No p->RIOPortp array!\n");
 			return -EIO;
 		}
 		rio_dprintk(RIO_DEBUG_CTRL, "entering loop (%d %d)!\n", PortSetup.From, PortSetup.To);
 		for (loop = PortSetup.From; loop <= PortSetup.To; loop++) {
 			rio_dprintk(RIO_DEBUG_CTRL, "in loop (%d)!\n", loop);
-#if 0
-			PortP = p->RIOPortp[loop];
-			if (!PortP->TtyP)
-				PortP->TtyP = &p->channel[loop];
-
-			rio_spin_lock_irqsave(&PortP->portSem, flags);
-			if (PortSetup.IxAny)
-				PortP->Config |= RIO_IXANY;
-			else
-				PortP->Config &= ~RIO_IXANY;
-			if (PortSetup.IxOn)
-				PortP->Config |= RIO_IXON;
-			else
-				PortP->Config &= ~RIO_IXON;
-
-			/*
-			 ** If the port needs to wait for all a processes output
-			 ** to drain before closing then this flag will be set.
-			 */
-			if (PortSetup.Drain) {
-				PortP->Config |= RIO_WAITDRAIN;
-			} else {
-				PortP->Config &= ~RIO_WAITDRAIN;
-			}
-			/*
-			 ** Store settings if locking or unlocking port or if the
-			 ** port is not locked, when setting the store option.
-			 */
-			if (PortP->Mapped && ((PortSetup.Lock && !PortP->Lock) || (!PortP->Lock && (PortSetup.Store && !PortP->Store)))) {
-				PortP->StoredTty.iflag = PortP->TtyP->tm.c_iflag;
-				PortP->StoredTty.oflag = PortP->TtyP->tm.c_oflag;
-				PortP->StoredTty.cflag = PortP->TtyP->tm.c_cflag;
-				PortP->StoredTty.lflag = PortP->TtyP->tm.c_lflag;
-				PortP->StoredTty.line = PortP->TtyP->tm.c_line;
-				bcopy(PortP->TtyP->tm.c_cc, PortP->StoredTty.cc, NCC + 5);
-			}
-			PortP->Lock = PortSetup.Lock;
-			PortP->Store = PortSetup.Store;
-			PortP->Xprint.XpCps = PortSetup.XpCps;
-			bcopy(PortSetup.XpOn, PortP->Xprint.XpOn, MAX_XP_CTRL_LEN);
-			bcopy(PortSetup.XpOff, PortP->Xprint.XpOff, MAX_XP_CTRL_LEN);
-			PortP->Xprint.XpOn[MAX_XP_CTRL_LEN - 1] = '\0';
-			PortP->Xprint.XpOff[MAX_XP_CTRL_LEN - 1] = '\0';
-			PortP->Xprint.XpLen = RIOStrlen(PortP->Xprint.XpOn) + RIOStrlen(PortP->Xprint.XpOff);
-			rio_spin_unlock_irqrestore(&PortP->portSem, flags);
-#endif
 		}
 		rio_dprintk(RIO_DEBUG_CTRL, "after loop (%d)!\n", loop);
 		rio_dprintk(RIO_DEBUG_CTRL, "Retval:%x\n", retval);
@@ -737,8 +559,7 @@ int su;
 
 	case RIO_GET_PORT_SETUP:
 		rio_dprintk(RIO_DEBUG_CTRL, "Get port setup\n");
-		if (copyin((int) arg, (caddr_t) & PortSetup, sizeof(PortSetup))
-		    == COPYFAIL) {
+		if (copy_from_user(&PortSetup, argp, sizeof(PortSetup))) {
 			p->RIOError.Error = COPYIN_FAILED;
 			return -EFAULT;
 		}
@@ -754,13 +575,12 @@ int su;
 		PortSetup.Store = p->RIOPortp[port]->Store;
 		PortSetup.Lock = p->RIOPortp[port]->Lock;
 		PortSetup.XpCps = p->RIOPortp[port]->Xprint.XpCps;
-		bcopy(p->RIOPortp[port]->Xprint.XpOn, PortSetup.XpOn, MAX_XP_CTRL_LEN);
-		bcopy(p->RIOPortp[port]->Xprint.XpOff, PortSetup.XpOff, MAX_XP_CTRL_LEN);
+		memcpy(PortSetup.XpOn, p->RIOPortp[port]->Xprint.XpOn, MAX_XP_CTRL_LEN);
+		memcpy(PortSetup.XpOff, p->RIOPortp[port]->Xprint.XpOff, MAX_XP_CTRL_LEN);
 		PortSetup.XpOn[MAX_XP_CTRL_LEN - 1] = '\0';
 		PortSetup.XpOff[MAX_XP_CTRL_LEN - 1] = '\0';
 
-		if (copyout((caddr_t) & PortSetup, (int) arg, sizeof(PortSetup))
-		    == COPYFAIL) {
+		if (copy_to_user(argp, &PortSetup, sizeof(PortSetup))) {
 			p->RIOError.Error = COPYOUT_FAILED;
 			return -EFAULT;
 		}
@@ -768,7 +588,7 @@ int su;
 
 	case RIO_GET_PORT_PARAMS:
 		rio_dprintk(RIO_DEBUG_CTRL, "Get port params\n");
-		if (copyin((int) arg, (caddr_t) & PortParams, sizeof(struct PortParams)) == COPYFAIL) {
+		if (copy_from_user(&PortParams, argp, sizeof(struct PortParams))) {
 			p->RIOError.Error = COPYIN_FAILED;
 			return -EFAULT;
 		}
@@ -781,7 +601,7 @@ int su;
 		PortParams.State = PortP->State;
 		rio_dprintk(RIO_DEBUG_CTRL, "Port %d\n", PortParams.Port);
 
-		if (copyout((caddr_t) & PortParams, (int) arg, sizeof(struct PortParams)) == COPYFAIL) {
+		if (copy_to_user(argp, &PortParams, sizeof(struct PortParams))) {
 			p->RIOError.Error = COPYOUT_FAILED;
 			return -EFAULT;
 		}
@@ -789,8 +609,7 @@ int su;
 
 	case RIO_GET_PORT_TTY:
 		rio_dprintk(RIO_DEBUG_CTRL, "Get port tty\n");
-		if (copyin((int) arg, (caddr_t) & PortTty, sizeof(struct PortTty))
-		    == COPYFAIL) {
+		if (copy_from_user(&PortTty, argp, sizeof(struct PortTty))) {
 			p->RIOError.Error = COPYIN_FAILED;
 			return -EFAULT;
 		}
@@ -801,20 +620,14 @@ int su;
 
 		rio_dprintk(RIO_DEBUG_CTRL, "Port %d\n", PortTty.port);
 		PortP = (p->RIOPortp[PortTty.port]);
-#if 0
-		PortTty.Tty.tm.c_iflag = PortP->TtyP->tm.c_iflag;
-		PortTty.Tty.tm.c_oflag = PortP->TtyP->tm.c_oflag;
-		PortTty.Tty.tm.c_cflag = PortP->TtyP->tm.c_cflag;
-		PortTty.Tty.tm.c_lflag = PortP->TtyP->tm.c_lflag;
-#endif
-		if (copyout((caddr_t) & PortTty, (int) arg, sizeof(struct PortTty)) == COPYFAIL) {
+		if (copy_to_user(argp, &PortTty, sizeof(struct PortTty))) {
 			p->RIOError.Error = COPYOUT_FAILED;
 			return -EFAULT;
 		}
 		return retval;
 
 	case RIO_SET_PORT_TTY:
-		if (copyin((int) arg, (caddr_t) & PortTty, sizeof(struct PortTty)) == COPYFAIL) {
+		if (copy_from_user(&PortTty, argp, sizeof(struct PortTty))) {
 			p->RIOError.Error = COPYIN_FAILED;
 			return -EFAULT;
 		}
@@ -824,22 +637,12 @@ int su;
 			return -ENXIO;
 		}
 		PortP = (p->RIOPortp[PortTty.port]);
-#if 0
-		rio_spin_lock_irqsave(&PortP->portSem, flags);
-		PortP->TtyP->tm.c_iflag = PortTty.Tty.tm.c_iflag;
-		PortP->TtyP->tm.c_oflag = PortTty.Tty.tm.c_oflag;
-		PortP->TtyP->tm.c_cflag = PortTty.Tty.tm.c_cflag;
-		PortP->TtyP->tm.c_lflag = PortTty.Tty.tm.c_lflag;
-		rio_spin_unlock_irqrestore(&PortP->portSem, flags);
-#endif
-
 		RIOParam(PortP, CONFIG, PortP->State & RIO_MODEM, OK_TO_SLEEP);
 		return retval;
 
 	case RIO_SET_PORT_PARAMS:
 		rio_dprintk(RIO_DEBUG_CTRL, "Set port params\n");
-		if (copyin((int) arg, (caddr_t) & PortParams, sizeof(PortParams))
-		    == COPYFAIL) {
+		if (copy_from_user(&PortParams, argp, sizeof(PortParams))) {
 			p->RIOError.Error = COPYIN_FAILED;
 			return -EFAULT;
 		}
@@ -855,7 +658,7 @@ int su;
 
 	case RIO_GET_PORT_STATS:
 		rio_dprintk(RIO_DEBUG_CTRL, "RIO_GET_PORT_STATS\n");
-		if (copyin((int) arg, (caddr_t) & portStats, sizeof(struct portStats)) == COPYFAIL) {
+		if (copy_from_user(&portStats, argp, sizeof(struct portStats))) {
 			p->RIOError.Error = COPYIN_FAILED;
 			return -EFAULT;
 		}
@@ -870,14 +673,14 @@ int su;
 		portStats.opens = PortP->opens;
 		portStats.closes = PortP->closes;
 		portStats.ioctls = PortP->ioctls;
-		if (copyout((caddr_t) & portStats, (int) arg, sizeof(struct portStats)) == COPYFAIL) {
+		if (copy_to_user(argp, &portStats, sizeof(struct portStats))) {
 			p->RIOError.Error = COPYOUT_FAILED;
 			return -EFAULT;
 		}
 		return retval;
 
 	case RIO_RESET_PORT_STATS:
-		port = (uint) arg;
+		port = arg;
 		rio_dprintk(RIO_DEBUG_CTRL, "RIO_RESET_PORT_STATS\n");
 		if (port >= RIO_PORTS) {
 			p->RIOError.Error = PORT_NUMBER_OUT_OF_RANGE;
@@ -895,7 +698,7 @@ int su;
 
 	case RIO_GATHER_PORT_STATS:
 		rio_dprintk(RIO_DEBUG_CTRL, "RIO_GATHER_PORT_STATS\n");
-		if (copyin((int) arg, (caddr_t) & portStats, sizeof(struct portStats)) == COPYFAIL) {
+		if (copy_from_user(&portStats, argp, sizeof(struct portStats))) {
 			p->RIOError.Error = COPYIN_FAILED;
 			return -EFAULT;
 		}
@@ -909,26 +712,9 @@ int su;
 		rio_spin_unlock_irqrestore(&PortP->portSem, flags);
 		return retval;
 
-#ifdef DEBUG_SUPPORTED
-	case RIO_READ_LEVELS:
-		{
-			int num;
-			rio_dprintk(RIO_DEBUG_CTRL, "RIO_READ_LEVELS\n");
-			for (num = 0; RIODbInf[num].Flag; num++);
-			rio_dprintk(RIO_DEBUG_CTRL, "%d levels to copy\n", num);
-			if (copyout((caddr_t) RIODbInf, (int) arg, sizeof(struct DbInf) * (num + 1)) == COPYFAIL) {
-				rio_dprintk(RIO_DEBUG_CTRL, "ReadLevels Copy failed\n");
-				p->RIOError.Error = COPYOUT_FAILED;
-				return -EFAULT;
-			}
-			rio_dprintk(RIO_DEBUG_CTRL, "%d levels to copied\n", num);
-			return retval;
-		}
-#endif
-
 	case RIO_READ_CONFIG:
 		rio_dprintk(RIO_DEBUG_CTRL, "RIO_READ_CONFIG\n");
-		if (copyout((caddr_t) & p->RIOConf, (int) arg, sizeof(struct Conf)) == COPYFAIL) {
+		if (copy_to_user(argp, &p->RIOConf, sizeof(struct Conf))) {
 			p->RIOError.Error = COPYOUT_FAILED;
 			return -EFAULT;
 		}
@@ -940,8 +726,7 @@ int su;
 			p->RIOError.Error = NOT_SUPER_USER;
 			return -EPERM;
 		}
-		if (copyin((int) arg, (caddr_t) & p->RIOConf, sizeof(struct Conf))
-		    == COPYFAIL) {
+		if (copy_from_user(&p->RIOConf, argp, sizeof(struct Conf))) {
 			p->RIOError.Error = COPYIN_FAILED;
 			return -EFAULT;
 		}
@@ -950,7 +735,7 @@ int su;
 		 */
 		for (Host = 0; Host < p->RIONumHosts; Host++)
 			if ((p->RIOHosts[Host].Flags & RUN_STATE) == RC_RUNNING)
-				WWORD(p->RIOHosts[Host].ParmMapP->timer, p->RIOConf.Timer);
+				writew(p->RIOConf.Timer, &p->RIOHosts[Host].ParmMapP->timer);
 		return retval;
 
 	case RIO_START_POLLER:
@@ -969,8 +754,7 @@ int su;
 	case RIO_SETDEBUG:
 	case RIO_GETDEBUG:
 		rio_dprintk(RIO_DEBUG_CTRL, "RIO_SETDEBUG/RIO_GETDEBUG\n");
-		if (copyin((int) arg, (caddr_t) & DebugCtrl, sizeof(DebugCtrl))
-		    == COPYFAIL) {
+		if (copy_from_user(&DebugCtrl, argp, sizeof(DebugCtrl))) {
 			p->RIOError.Error = COPYIN_FAILED;
 			return -EFAULT;
 		}
@@ -987,7 +771,7 @@ int su;
 				rio_dprintk(RIO_DEBUG_CTRL, "Get global debug 0x%x wait 0x%x\n", p->rio_debug, p->RIODebugWait);
 				DebugCtrl.Debug = p->rio_debug;
 				DebugCtrl.Wait = p->RIODebugWait;
-				if (copyout((caddr_t) & DebugCtrl, (int) arg, sizeof(DebugCtrl)) == COPYFAIL) {
+				if (copy_to_user(argp, &DebugCtrl, sizeof(DebugCtrl))) {
 					rio_dprintk(RIO_DEBUG_CTRL, "RIO_SET/GET DEBUG: bad port number %d\n", DebugCtrl.SysPort);
 					p->RIOError.Error = COPYOUT_FAILED;
 					return -EFAULT;
@@ -1009,7 +793,7 @@ int su;
 		} else {
 			rio_dprintk(RIO_DEBUG_CTRL, "RIO_GETDEBUG 0x%x\n", p->RIOPortp[DebugCtrl.SysPort]->Debug);
 			DebugCtrl.Debug = p->RIOPortp[DebugCtrl.SysPort]->Debug;
-			if (copyout((caddr_t) & DebugCtrl, (int) arg, sizeof(DebugCtrl)) == COPYFAIL) {
+			if (copy_to_user(argp, &DebugCtrl, sizeof(DebugCtrl))) {
 				rio_dprintk(RIO_DEBUG_CTRL, "RIO_GETDEBUG: Bad copy to user space\n");
 				p->RIOError.Error = COPYOUT_FAILED;
 				return -EFAULT;
@@ -1024,43 +808,20 @@ int su;
 		 ** textual null terminated string.
 		 */
 		rio_dprintk(RIO_DEBUG_CTRL, "RIO_VERSID\n");
-		if (copyout((caddr_t) RIOVersid(), (int) arg, sizeof(struct rioVersion)) == COPYFAIL) {
+		if (copy_to_user(argp, RIOVersid(), sizeof(struct rioVersion))) {
 			rio_dprintk(RIO_DEBUG_CTRL, "RIO_VERSID: Bad copy to user space (host=%d)\n", Host);
 			p->RIOError.Error = COPYOUT_FAILED;
 			return -EFAULT;
 		}
 		return retval;
 
-		/*
-		 ** !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
-		 ** !! commented out previous 'RIO_VERSID' functionality !!
-		 ** !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
-		 **
-		 case RIO_VERSID:
-		 **
-		 ** Enquire about the release and version.
-		 ** We return MAX_VERSION_LEN bytes, being a textual null
-		 ** terminated string.
-		 **
-		 rio_dprint(RIO_DEBUG_CTRL, ("RIO_VERSID\n"));
-		 if (copyout((caddr_t)RIOVersid(),
-		 (int)arg, MAX_VERSION_LEN ) == COPYFAIL ) {
-		 rio_dprint(RIO_DEBUG_CTRL, ("RIO_VERSID: Bad copy to user space\n",Host));
-		 p->RIOError.Error = COPYOUT_FAILED;
-		 return -EFAULT;
-		 }
-		 return retval;
-		 **
-		 ** !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
-		 */
-
 	case RIO_NUM_HOSTS:
 		/*
 		 ** Enquire as to the number of hosts located
 		 ** at init time.
 		 */
 		rio_dprintk(RIO_DEBUG_CTRL, "RIO_NUM_HOSTS\n");
-		if (copyout((caddr_t) & p->RIONumHosts, (int) arg, sizeof(p->RIONumHosts)) == COPYFAIL) {
+		if (copy_to_user(argp, &p->RIONumHosts, sizeof(p->RIONumHosts))) {
 			rio_dprintk(RIO_DEBUG_CTRL, "RIO_NUM_HOSTS: Bad copy to user space\n");
 			p->RIOError.Error = COPYOUT_FAILED;
 			return -EFAULT;
@@ -1071,7 +832,7 @@ int su;
 		/*
 		 ** Kill host. This may not be in the final version...
 		 */
-		rio_dprintk(RIO_DEBUG_CTRL, "RIO_HOST_FOAD %d\n", (int) arg);
+		rio_dprintk(RIO_DEBUG_CTRL, "RIO_HOST_FOAD %ld\n", arg);
 		if (!su) {
 			rio_dprintk(RIO_DEBUG_CTRL, "RIO_HOST_FOAD: Not super user\n");
 			p->RIOError.Error = NOT_SUPER_USER;
@@ -1082,32 +843,15 @@ int su;
 
 		for (Host = 0; Host < p->RIONumHosts; Host++) {
 			(void) RIOBoardTest(p->RIOHosts[Host].PaddrP, p->RIOHosts[Host].Caddr, p->RIOHosts[Host].Type, p->RIOHosts[Host].Slot);
-			bzero((caddr_t) & p->RIOHosts[Host].Flags, ((int) &p->RIOHosts[Host].____end_marker____) - ((int) &p->RIOHosts[Host].Flags));
+			memset(&p->RIOHosts[Host].Flags, 0, ((char *) &p->RIOHosts[Host].____end_marker____) - ((char *) &p->RIOHosts[Host].Flags));
 			p->RIOHosts[Host].Flags = RC_WAITING;
-#if 0
-			RIOSetupDataStructs(p);
-#endif
 		}
 		RIOFoadWakeup(p);
 		p->RIONumBootPkts = 0;
 		p->RIOBooting = 0;
-
-#ifdef RINGBUFFER_SUPPORT
-		for (loop = 0; loop < RIO_PORTS; loop++)
-			if (p->RIOPortp[loop]->TxRingBuffer)
-				sysfree((void *) p->RIOPortp[loop]->TxRingBuffer, RIOBufferSize);
-#endif
-#if 0
-		bzero((caddr_t) & p->RIOPortp[0], RIO_PORTS * sizeof(struct Port));
-#else
 		printk("HEEEEELP!\n");
-#endif
 
 		for (loop = 0; loop < RIO_PORTS; loop++) {
-#if 0
-			p->RIOPortp[loop]->TtyP = &p->channel[loop];
-#endif
-
 			spin_lock_init(&p->RIOPortp[loop]->portSem);
 			p->RIOPortp[loop]->InUse = NOT_INUSE;
 		}
@@ -1122,7 +866,7 @@ int su;
 			p->RIOError.Error = NOT_SUPER_USER;
 			return -EPERM;
 		}
-		if (copyin((int) arg, (caddr_t) & DownLoad, sizeof(DownLoad)) == COPYFAIL) {
+		if (copy_from_user(&DownLoad, argp, sizeof(DownLoad))) {
 			rio_dprintk(RIO_DEBUG_CTRL, "RIO_DOWNLOAD: Copy in from user space failed\n");
 			p->RIOError.Error = COPYIN_FAILED;
 			return -EFAULT;
@@ -1150,9 +894,9 @@ int su;
 
 	case RIO_PARMS:
 		{
-			uint host;
+			unsigned int host;
 
-			if (copyin((int) arg, (caddr_t) & host, sizeof(host)) == COPYFAIL) {
+			if (copy_from_user(&host, argp, sizeof(host))) {
 				rio_dprintk(RIO_DEBUG_CTRL, "RIO_HOST_REQ: Copy in from user space failed\n");
 				p->RIOError.Error = COPYIN_FAILED;
 				return -EFAULT;
@@ -1161,7 +905,7 @@ int su;
 			 ** Fetch the parmmap
 			 */
 			rio_dprintk(RIO_DEBUG_CTRL, "RIO_PARMS\n");
-			if (copyout((caddr_t) p->RIOHosts[host].ParmMapP, (int) arg, sizeof(PARM_MAP)) == COPYFAIL) {
+			if (copy_from_io(argp, p->RIOHosts[host].ParmMapP, sizeof(PARM_MAP))) {
 				p->RIOError.Error = COPYOUT_FAILED;
 				rio_dprintk(RIO_DEBUG_CTRL, "RIO_PARMS: Copy out to user space failed\n");
 				return -EFAULT;
@@ -1171,7 +915,7 @@ int su;
 
 	case RIO_HOST_REQ:
 		rio_dprintk(RIO_DEBUG_CTRL, "RIO_HOST_REQ\n");
-		if (copyin((int) arg, (caddr_t) & HostReq, sizeof(HostReq)) == COPYFAIL) {
+		if (copy_from_user(&HostReq, argp, sizeof(HostReq))) {
 			rio_dprintk(RIO_DEBUG_CTRL, "RIO_HOST_REQ: Copy in from user space failed\n");
 			p->RIOError.Error = COPYIN_FAILED;
 			return -EFAULT;
@@ -1183,7 +927,7 @@ int su;
 		}
 		rio_dprintk(RIO_DEBUG_CTRL, "Request for host %d\n", HostReq.HostNum);
 
-		if (copyout((caddr_t) & p->RIOHosts[HostReq.HostNum], (int) HostReq.HostP, sizeof(struct Host)) == COPYFAIL) {
+		if (copy_to_user(HostReq.HostP, &p->RIOHosts[HostReq.HostNum], sizeof(struct Host))) {
 			p->RIOError.Error = COPYOUT_FAILED;
 			rio_dprintk(RIO_DEBUG_CTRL, "RIO_HOST_REQ: Bad copy to user space\n");
 			return -EFAULT;
@@ -1192,7 +936,7 @@ int su;
 
 	case RIO_HOST_DPRAM:
 		rio_dprintk(RIO_DEBUG_CTRL, "Request for DPRAM\n");
-		if (copyin((int) arg, (caddr_t) & HostDpRam, sizeof(HostDpRam)) == COPYFAIL) {
+		if (copy_from_user(&HostDpRam, argp, sizeof(HostDpRam))) {
 			rio_dprintk(RIO_DEBUG_CTRL, "RIO_HOST_DPRAM: Copy in from user space failed\n");
 			p->RIOError.Error = COPYIN_FAILED;
 			return -EFAULT;
@@ -1209,13 +953,13 @@ int su;
 			/* It's hardware like this that really gets on my tits. */
 			static unsigned char copy[sizeof(struct DpRam)];
 			for (off = 0; off < sizeof(struct DpRam); off++)
-				copy[off] = p->RIOHosts[HostDpRam.HostNum].Caddr[off];
-			if (copyout((caddr_t) copy, (int) HostDpRam.DpRamP, sizeof(struct DpRam)) == COPYFAIL) {
+				copy[off] = readb(p->RIOHosts[HostDpRam.HostNum].Caddr + off);
+			if (copy_to_user(HostDpRam.DpRamP, copy, sizeof(struct DpRam))) {
 				p->RIOError.Error = COPYOUT_FAILED;
 				rio_dprintk(RIO_DEBUG_CTRL, "RIO_HOST_DPRAM: Bad copy to user space\n");
 				return -EFAULT;
 			}
-		} else if (copyout((caddr_t) p->RIOHosts[HostDpRam.HostNum].Caddr, (int) HostDpRam.DpRamP, sizeof(struct DpRam)) == COPYFAIL) {
+		} else if (copy_from_io(HostDpRam.DpRamP, p->RIOHosts[HostDpRam.HostNum].Caddr, sizeof(struct DpRam))) {
 			p->RIOError.Error = COPYOUT_FAILED;
 			rio_dprintk(RIO_DEBUG_CTRL, "RIO_HOST_DPRAM: Bad copy to user space\n");
 			return -EFAULT;
@@ -1224,13 +968,13 @@ int su;
 
 	case RIO_SET_BUSY:
 		rio_dprintk(RIO_DEBUG_CTRL, "RIO_SET_BUSY\n");
-		if ((int) arg < 0 || (int) arg > 511) {
-			rio_dprintk(RIO_DEBUG_CTRL, "RIO_SET_BUSY: Bad port number %d\n", (int) arg);
+		if (arg > 511) {
+			rio_dprintk(RIO_DEBUG_CTRL, "RIO_SET_BUSY: Bad port number %ld\n", arg);
 			p->RIOError.Error = PORT_NUMBER_OUT_OF_RANGE;
 			return -EINVAL;
 		}
 		rio_spin_lock_irqsave(&PortP->portSem, flags);
-		p->RIOPortp[(int) arg]->State |= RIO_BUSY;
+		p->RIOPortp[arg]->State |= RIO_BUSY;
 		rio_spin_unlock_irqrestore(&PortP->portSem, flags);
 		return retval;
 
@@ -1240,7 +984,7 @@ int su;
 		 ** (probably for debug reasons)
 		 */
 		rio_dprintk(RIO_DEBUG_CTRL, "RIO_HOST_PORT\n");
-		if (copyin((int) arg, (caddr_t) & PortReq, sizeof(PortReq)) == COPYFAIL) {
+		if (copy_from_user(&PortReq, argp, sizeof(PortReq))) {
 			rio_dprintk(RIO_DEBUG_CTRL, "RIO_HOST_PORT: Copy in from user space failed\n");
 			p->RIOError.Error = COPYIN_FAILED;
 			return -EFAULT;
@@ -1252,7 +996,7 @@ int su;
 			return -ENXIO;
 		}
 		rio_dprintk(RIO_DEBUG_CTRL, "Request for port %d\n", PortReq.SysPort);
-		if (copyout((caddr_t) p->RIOPortp[PortReq.SysPort], (int) PortReq.PortP, sizeof(struct Port)) == COPYFAIL) {
+		if (copy_to_user(PortReq.PortP, p->RIOPortp[PortReq.SysPort], sizeof(struct Port))) {
 			p->RIOError.Error = COPYOUT_FAILED;
 			rio_dprintk(RIO_DEBUG_CTRL, "RIO_HOST_PORT: Bad copy to user space\n");
 			return -EFAULT;
@@ -1265,7 +1009,7 @@ int su;
 		 ** (probably for debug reasons)
 		 */
 		rio_dprintk(RIO_DEBUG_CTRL, "RIO_HOST_RUP\n");
-		if (copyin((int) arg, (caddr_t) & RupReq, sizeof(RupReq)) == COPYFAIL) {
+		if (copy_from_user(&RupReq, argp, sizeof(RupReq))) {
 			rio_dprintk(RIO_DEBUG_CTRL, "RIO_HOST_RUP: Copy in from user space failed\n");
 			p->RIOError.Error = COPYIN_FAILED;
 			return -EFAULT;
@@ -1289,7 +1033,7 @@ int su;
 		}
 		rio_dprintk(RIO_DEBUG_CTRL, "Request for rup %d from host %d\n", RupReq.RupNum, RupReq.HostNum);
 
-		if (copyout((caddr_t) HostP->UnixRups[RupReq.RupNum].RupP, (int) RupReq.RupP, sizeof(struct RUP)) == COPYFAIL) {
+		if (copy_from_io(RupReq.RupP, HostP->UnixRups[RupReq.RupNum].RupP, sizeof(struct RUP))) {
 			p->RIOError.Error = COPYOUT_FAILED;
 			rio_dprintk(RIO_DEBUG_CTRL, "RIO_HOST_RUP: Bad copy to user space\n");
 			return -EFAULT;
@@ -1302,7 +1046,7 @@ int su;
 		 ** (probably for debug reasons)
 		 */
 		rio_dprintk(RIO_DEBUG_CTRL, "RIO_HOST_LPB\n");
-		if (copyin((int) arg, (caddr_t) & LpbReq, sizeof(LpbReq)) == COPYFAIL) {
+		if (copy_from_user(&LpbReq, argp, sizeof(LpbReq))) {
 			rio_dprintk(RIO_DEBUG_CTRL, "RIO_HOST_LPB: Bad copy from user space\n");
 			p->RIOError.Error = COPYIN_FAILED;
 			return -EFAULT;
@@ -1326,7 +1070,7 @@ int su;
 		}
 		rio_dprintk(RIO_DEBUG_CTRL, "Request for lpb %d from host %d\n", LpbReq.Link, LpbReq.Host);
 
-		if (copyout((caddr_t) & HostP->LinkStrP[LpbReq.Link], (int) LpbReq.LpbP, sizeof(struct LPB)) == COPYFAIL) {
+		if (copy_from_io(LpbReq.LpbP, &HostP->LinkStrP[LpbReq.Link], sizeof(struct LPB))) {
 			rio_dprintk(RIO_DEBUG_CTRL, "RIO_HOST_LPB: Bad copy to user space\n");
 			p->RIOError.Error = COPYOUT_FAILED;
 			return -EFAULT;
@@ -1357,12 +1101,13 @@ int su;
 			p->RIOError.Error = SIGNALS_ALREADY_SET;
 			return -EBUSY;
 		}
-		p->RIOSignalProcess = getpid();
+		/* FIXME: PID tracking */
+		p->RIOSignalProcess = current->pid;
 		p->RIOPrintDisabled = DONT_PRINT;
 		return retval;
 
 	case RIO_SIGNALS_OFF:
-		if (p->RIOSignalProcess != getpid()) {
+		if (p->RIOSignalProcess != current->pid) {
 			p->RIOError.Error = NOT_RECEIVING_PROCESS;
 			return -EPERM;
 		}
@@ -1399,7 +1144,7 @@ int su;
 	case RIO_MAP_B110_TO_110:
 	case RIO_MAP_B110_TO_115200:
 		rio_dprintk(RIO_DEBUG_CTRL, "Baud rate mapping\n");
-		port = (uint) arg;
+		port = arg;
 		if (port < 0 || port > 511) {
 			rio_dprintk(RIO_DEBUG_CTRL, "Baud rate mapping: Bad port number %d\n", port);
 			p->RIOError.Error = PORT_NUMBER_OUT_OF_RANGE;
@@ -1429,7 +1174,7 @@ int su;
 
 	case RIO_SEND_PACKET:
 		rio_dprintk(RIO_DEBUG_CTRL, "RIO_SEND_PACKET\n");
-		if (copyin((int) arg, (caddr_t) & SendPack, sizeof(SendPack)) == COPYFAIL) {
+		if (copy_from_user(&SendPack, argp, sizeof(SendPack))) {
 			rio_dprintk(RIO_DEBUG_CTRL, "RIO_SEND_PACKET: Bad copy from user space\n");
 			p->RIOError.Error = COPYIN_FAILED;
 			return -EFAULT;
@@ -1449,9 +1194,9 @@ int su;
 		}
 
 		for (loop = 0; loop < (ushort) (SendPack.Len & 127); loop++)
-			WBYTE(PacketP->data[loop], SendPack.Data[loop]);
+			writeb(SendPack.Data[loop], &PacketP->data[loop]);
 
-		WBYTE(PacketP->len, SendPack.Len);
+		writeb(SendPack.Len, &PacketP->len);
 
 		add_transmit(PortP);
 		/*
@@ -1473,7 +1218,7 @@ int su;
 		return su ? 0 : -EPERM;
 
 	case RIO_WHAT_MESG:
-		if (copyout((caddr_t) & p->RIONoMessage, (int) arg, sizeof(p->RIONoMessage)) == COPYFAIL) {
+		if (copy_to_user(argp, &p->RIONoMessage, sizeof(p->RIONoMessage))) {
 			rio_dprintk(RIO_DEBUG_CTRL, "RIO_WHAT_MESG: Bad copy to user space\n");
 			p->RIOError.Error = COPYOUT_FAILED;
 			return -EFAULT;
@@ -1481,7 +1226,7 @@ int su;
 		return 0;
 
 	case RIO_MEM_DUMP:
-		if (copyin((int) arg, (caddr_t) & SubCmd, sizeof(struct SubCmdStruct)) == COPYFAIL) {
+		if (copy_from_user(&SubCmd, argp, sizeof(struct SubCmdStruct))) {
 			p->RIOError.Error = COPYIN_FAILED;
 			return -EFAULT;
 		}
@@ -1511,7 +1256,7 @@ int su;
 			PortP->State |= RIO_BUSY;
 
 		rio_spin_unlock_irqrestore(&PortP->portSem, flags);
-		if (copyout((caddr_t) p->RIOMemDump, (int) arg, MEMDUMP_SIZE) == COPYFAIL) {
+		if (copy_to_user(argp, p->RIOMemDump, MEMDUMP_SIZE)) {
 			rio_dprintk(RIO_DEBUG_CTRL, "RIO_MEM_DUMP copy failed\n");
 			p->RIOError.Error = COPYOUT_FAILED;
 			return -EFAULT;
@@ -1519,30 +1264,30 @@ int su;
 		return 0;
 
 	case RIO_TICK:
-		if ((int) arg < 0 || (int) arg >= p->RIONumHosts)
+		if (arg >= p->RIONumHosts)
 			return -EINVAL;
-		rio_dprintk(RIO_DEBUG_CTRL, "Set interrupt for host %d\n", (int) arg);
-		WBYTE(p->RIOHosts[(int) arg].SetInt, 0xff);
+		rio_dprintk(RIO_DEBUG_CTRL, "Set interrupt for host %ld\n", arg);
+		writeb(0xFF, &p->RIOHosts[arg].SetInt);
 		return 0;
 
 	case RIO_TOCK:
-		if ((int) arg < 0 || (int) arg >= p->RIONumHosts)
+		if (arg >= p->RIONumHosts)
 			return -EINVAL;
-		rio_dprintk(RIO_DEBUG_CTRL, "Clear interrupt for host %d\n", (int) arg);
-		WBYTE((p->RIOHosts[(int) arg].ResetInt), 0xff);
+		rio_dprintk(RIO_DEBUG_CTRL, "Clear interrupt for host %ld\n", arg);
+		writeb(0xFF, &p->RIOHosts[arg].ResetInt);
 		return 0;
 
 	case RIO_READ_CHECK:
 		/* Check reads for pkts with data[0] the same */
 		p->RIOReadCheck = !p->RIOReadCheck;
-		if (copyout((caddr_t) & p->RIOReadCheck, (int) arg, sizeof(uint)) == COPYFAIL) {
+		if (copy_to_user(argp, &p->RIOReadCheck, sizeof(unsigned int))) {
 			p->RIOError.Error = COPYOUT_FAILED;
 			return -EFAULT;
 		}
 		return 0;
 
 	case RIO_READ_REGISTER:
-		if (copyin((int) arg, (caddr_t) & SubCmd, sizeof(struct SubCmdStruct)) == COPYFAIL) {
+		if (copy_from_user(&SubCmd, argp, sizeof(struct SubCmdStruct))) {
 			p->RIOError.Error = COPYIN_FAILED;
 			return -EFAULT;
 		}
@@ -1577,7 +1322,7 @@ int su;
 			PortP->State |= RIO_BUSY;
 
 		rio_spin_unlock_irqrestore(&PortP->portSem, flags);
-		if (copyout((caddr_t) & p->CdRegister, (int) arg, sizeof(uint)) == COPYFAIL) {
+		if (copy_to_user(argp, &p->CdRegister, sizeof(unsigned int))) {
 			rio_dprintk(RIO_DEBUG_CTRL, "RIO_READ_REGISTER copy failed\n");
 			p->RIOError.Error = COPYOUT_FAILED;
 			return -EFAULT;
@@ -1590,21 +1335,22 @@ int su;
 		 */
 	case RIO_MAKE_DEV:
 		{
-			uint port = (uint) arg & RIO_MODEM_MASK;
+			unsigned int port = arg & RIO_MODEM_MASK;
+			unsigned int ret;
 
-			switch ((uint) arg & RIO_DEV_MASK) {
+			switch (arg & RIO_DEV_MASK) {
 			case RIO_DEV_DIRECT:
-				arg = (caddr_t) drv_makedev(MAJOR(dev), port);
-				rio_dprintk(RIO_DEBUG_CTRL, "Makedev direct 0x%x is 0x%x\n", port, (int) arg);
-				return (int) arg;
+				ret = drv_makedev(MAJOR(dev), port);
+				rio_dprintk(RIO_DEBUG_CTRL, "Makedev direct 0x%x is 0x%x\n", port, ret);
+				return ret;
 			case RIO_DEV_MODEM:
-				arg = (caddr_t) drv_makedev(MAJOR(dev), (port | RIO_MODEM_BIT));
-				rio_dprintk(RIO_DEBUG_CTRL, "Makedev modem 0x%x is 0x%x\n", port, (int) arg);
-				return (int) arg;
+				ret = drv_makedev(MAJOR(dev), (port | RIO_MODEM_BIT));
+				rio_dprintk(RIO_DEBUG_CTRL, "Makedev modem 0x%x is 0x%x\n", port, ret);
+				return ret;
 			case RIO_DEV_XPRINT:
-				arg = (caddr_t) drv_makedev(MAJOR(dev), port);
-				rio_dprintk(RIO_DEBUG_CTRL, "Makedev printer 0x%x is 0x%x\n", port, (int) arg);
-				return (int) arg;
+				ret = drv_makedev(MAJOR(dev), port);
+				rio_dprintk(RIO_DEBUG_CTRL, "Makedev printer 0x%x is 0x%x\n", port, ret);
+				return ret;
 			}
 			rio_dprintk(RIO_DEBUG_CTRL, "MAKE Device is called\n");
 			return -EINVAL;
@@ -1618,18 +1364,19 @@ int su;
 		{
 			dev_t dv;
 			int mino;
+			unsigned long ret;
 
-			dv = (dev_t) ((int) arg);
+			dv = (dev_t) (arg);
 			mino = RIO_UNMODEM(dv);
 
 			if (RIO_ISMODEM(dv)) {
 				rio_dprintk(RIO_DEBUG_CTRL, "Minor for device 0x%x: modem %d\n", dv, mino);
-				arg = (caddr_t) (mino | RIO_DEV_MODEM);
+				ret = mino | RIO_DEV_MODEM;
 			} else {
 				rio_dprintk(RIO_DEBUG_CTRL, "Minor for device 0x%x: direct %d\n", dv, mino);
-				arg = (caddr_t) (mino | RIO_DEV_DIRECT);
+				ret = mino | RIO_DEV_DIRECT;
 			}
-			return (int) arg;
+			return ret;
 		}
 	}
 	rio_dprintk(RIO_DEBUG_CTRL, "INVALID DAEMON IOCTL 0x%x\n", cmd);
@@ -1642,10 +1389,7 @@ int su;
 /*
 ** Pre-emptive commands go on RUPs and are only one byte long.
 */
-int RIOPreemptiveCmd(p, PortP, Cmd)
-struct rio_info *p;
-struct Port *PortP;
-uchar Cmd;
+int RIOPreemptiveCmd(struct rio_info *p, struct Port *PortP, u8 Cmd)
 {
 	struct CmdBlk *CmdBlkP;
 	struct PktCmd_M *PktCmdP;
@@ -1653,23 +1397,22 @@ uchar Cmd;
 	ushort rup;
 	int port;
 
-#ifdef CHECK
-	CheckPortP(PortP);
-#endif
-
 	if (PortP->State & RIO_DELETED) {
 		rio_dprintk(RIO_DEBUG_CTRL, "Preemptive command to deleted RTA ignored\n");
 		return RIO_FAIL;
 	}
 
-	if (((int) ((char) PortP->InUse) == -1) || !(CmdBlkP = RIOGetCmdBlk())) {
-		rio_dprintk(RIO_DEBUG_CTRL, "Cannot allocate command block for command %d on port %d\n", Cmd, PortP->PortNum);
+	if ((PortP->InUse == (typeof(PortP->InUse))-1) ||
+			!(CmdBlkP = RIOGetCmdBlk())) {
+		rio_dprintk(RIO_DEBUG_CTRL, "Cannot allocate command block "
+			"for command %d on port %d\n", Cmd, PortP->PortNum);
 		return RIO_FAIL;
 	}
 
-	rio_dprintk(RIO_DEBUG_CTRL, "Command blk 0x%x - InUse now %d\n", (int) CmdBlkP, PortP->InUse);
+	rio_dprintk(RIO_DEBUG_CTRL, "Command blk %p - InUse now %d\n",
+			CmdBlkP, PortP->InUse);
 
-	PktCmdP = (struct PktCmd_M *) &CmdBlkP->Packet.data[0];
+	PktCmdP = (struct PktCmd_M *)&CmdBlkP->Packet.data[0];
 
 	CmdBlkP->Packet.src_unit = 0;
 	if (PortP->SecondBlock)
@@ -1681,7 +1424,7 @@ uchar Cmd;
 	CmdBlkP->Packet.dest_port = COMMAND_RUP;
 	CmdBlkP->Packet.len = PKT_CMD_BIT | 2;
 	CmdBlkP->PostFuncP = RIOUnUse;
-	CmdBlkP->PostArg = (int) PortP;
+	CmdBlkP->PostArg = (unsigned long) PortP;
 	PktCmdP->Command = Cmd;
 	port = PortP->HostPort % (ushort) PORTS_PER_RTA;
 	/*
@@ -1693,38 +1436,46 @@ uchar Cmd;
 
 	switch (Cmd) {
 	case MEMDUMP:
-		rio_dprintk(RIO_DEBUG_CTRL, "Queue MEMDUMP command blk 0x%x (addr 0x%x)\n", (int) CmdBlkP, (int) SubCmd.Addr);
+		rio_dprintk(RIO_DEBUG_CTRL, "Queue MEMDUMP command blk %p "
+				"(addr 0x%x)\n", CmdBlkP, (int) SubCmd.Addr);
 		PktCmdP->SubCommand = MEMDUMP;
 		PktCmdP->SubAddr = SubCmd.Addr;
 		break;
 	case FCLOSE:
-		rio_dprintk(RIO_DEBUG_CTRL, "Queue FCLOSE command blk 0x%x\n", (int) CmdBlkP);
+		rio_dprintk(RIO_DEBUG_CTRL, "Queue FCLOSE command blk %p\n",
+				CmdBlkP);
 		break;
 	case READ_REGISTER:
-		rio_dprintk(RIO_DEBUG_CTRL, "Queue READ_REGISTER (0x%x) command blk 0x%x\n", (int) SubCmd.Addr, (int) CmdBlkP);
+		rio_dprintk(RIO_DEBUG_CTRL, "Queue READ_REGISTER (0x%x) "
+				"command blk %p\n", (int) SubCmd.Addr, CmdBlkP);
 		PktCmdP->SubCommand = READ_REGISTER;
 		PktCmdP->SubAddr = SubCmd.Addr;
 		break;
 	case RESUME:
-		rio_dprintk(RIO_DEBUG_CTRL, "Queue RESUME command blk 0x%x\n", (int) CmdBlkP);
+		rio_dprintk(RIO_DEBUG_CTRL, "Queue RESUME command blk %p\n",
+				CmdBlkP);
 		break;
 	case RFLUSH:
-		rio_dprintk(RIO_DEBUG_CTRL, "Queue RFLUSH command blk 0x%x\n", (int) CmdBlkP);
+		rio_dprintk(RIO_DEBUG_CTRL, "Queue RFLUSH command blk %p\n",
+				CmdBlkP);
 		CmdBlkP->PostFuncP = RIORFlushEnable;
 		break;
 	case SUSPEND:
-		rio_dprintk(RIO_DEBUG_CTRL, "Queue SUSPEND command blk 0x%x\n", (int) CmdBlkP);
+		rio_dprintk(RIO_DEBUG_CTRL, "Queue SUSPEND command blk %p\n",
+				CmdBlkP);
 		break;
 
 	case MGET:
-		rio_dprintk(RIO_DEBUG_CTRL, "Queue MGET command blk 0x%x\n", (int) CmdBlkP);
+		rio_dprintk(RIO_DEBUG_CTRL, "Queue MGET command blk %p\n",
+				CmdBlkP);
 		break;
 
 	case MSET:
 	case MBIC:
 	case MBIS:
 		CmdBlkP->Packet.data[4] = (char) PortP->ModemLines;
-		rio_dprintk(RIO_DEBUG_CTRL, "Queue MSET/MBIC/MBIS command blk 0x%x\n", (int) CmdBlkP);
+		rio_dprintk(RIO_DEBUG_CTRL, "Queue MSET/MBIC/MBIS command "
+				"blk %p\n", CmdBlkP);
 		break;
 
 	case WFLUSH:
@@ -1733,12 +1484,14 @@ uchar Cmd;
 		 ** allowed then we should not bother sending any more to the
 		 ** RTA.
 		 */
-		if ((int) ((char) PortP->WflushFlag) == (int) -1) {
-			rio_dprintk(RIO_DEBUG_CTRL, "Trashed WFLUSH, WflushFlag about to wrap!");
+		if (PortP->WflushFlag == (typeof(PortP->WflushFlag))-1) {
+			rio_dprintk(RIO_DEBUG_CTRL, "Trashed WFLUSH, "
+					"WflushFlag about to wrap!");
 			RIOFreeCmdBlk(CmdBlkP);
 			return (RIO_FAIL);
 		} else {
-			rio_dprintk(RIO_DEBUG_CTRL, "Queue WFLUSH command blk 0x%x\n", (int) CmdBlkP);
+			rio_dprintk(RIO_DEBUG_CTRL, "Queue WFLUSH command "
+					"blk %p\n", CmdBlkP);
 			CmdBlkP->PostFuncP = RIOWFlushMark;
 		}
 		break;