1 files changed, 13 insertions, 24 deletions

diff --git a/drivers/char/moxa.c b/drivers/char/moxa.c
index 42de5bf5be58..da2a1d1690bf 100644
--- a/drivers/char/moxa.c
+++ b/drivers/char/moxa.c
@@ -46,23 +46,20 @@
 #include <asm/io.h>
 #include <asm/uaccess.h>
 
-#define         MOXA_VERSION            "5.1k"
+#define MOXA_VERSION            "5.1k"
 
-#define MOXAMAJOR       172
-#define MOXACUMAJOR     173
+#define MOXAMAJOR               172
+#define MOXACUMAJOR             173
 
-#define put_to_user(arg1, arg2) put_user(arg1, (unsigned long *)arg2)
-#define get_from_user(arg1, arg2) get_user(arg1, (unsigned int *)arg2)
-
-#define MAX_BOARDS              4       /* Don't change this value */
+#define MAX_BOARDS              4       /* Don't change this value */
 #define MAX_PORTS_PER_BOARD     32      /* Don't change this value */
-#define MAX_PORTS               128     /* Don't change this value */
+#define MAX_PORTS               (MAX_BOARDS * MAX_PORTS_PER_BOARD)
 
 /*
  *    Define the Moxa PCI vendor and device IDs.
  */
-#define MOXA_BUS_TYPE_ISA               0
-#define MOXA_BUS_TYPE_PCI               1
+#define MOXA_BUS_TYPE_ISA       0
+#define MOXA_BUS_TYPE_PCI       1
 
 enum {
         MOXA_BOARD_C218_PCI = 1,
@@ -157,13 +154,8 @@ static struct mxser_mstatus GMStatus[MAX_PORTS];
 
 #define SERIAL_DO_RESTART
 
-
-#define SERIAL_TYPE_NORMAL      1
-
 #define WAKEUP_CHARS            256
 
-#define PORTNO(x)               ((x)->index)
-
 static int verbose = 0;
 static int ttymajor = MOXAMAJOR;
 /* Variables for insmod */
@@ -461,7 +453,7 @@ static int moxa_open(struct tty_struct *tty, struct file *filp)
         int port;
         int retval;
 
-        port = PORTNO(tty);
+        port = tty->index;
         if (port == MAX_PORTS) {
                 return (0);
         }
@@ -499,7 +491,7 @@ static void moxa_close(struct tty_struct *tty, struct file *filp)
         struct moxa_str *ch;
         int port;
 
-        port = PORTNO(tty);
+        port = tty->index;
         if (port == MAX_PORTS) {
                 return;
         }
@@ -663,7 +655,7 @@ static int moxa_tiocmget(struct tty_struct *tty, struct file *file)
         int port;
         int flag = 0, dtr, rts;
 
-        port = PORTNO(tty);
+        port = tty->index;
         if ((port != MAX_PORTS) && (!ch))
                 return (-EINVAL);
 
@@ -689,7 +681,7 @@ static int moxa_tiocmset(struct tty_struct *tty, struct file *file,
         int port;
         int dtr, rts;
 
-        port = PORTNO(tty);
+        port = tty->index;
         if ((port != MAX_PORTS) && (!ch))
                 return (-EINVAL);
 
@@ -714,7 +706,7 @@ static int moxa_ioctl(struct tty_struct *tty, struct file *file,
         void __user *argp = (void __user *)arg;
         int retval;
 
-        port = PORTNO(tty);
+        port = tty->index;
         if ((port != MAX_PORTS) && (!ch))
                 return (-EINVAL);
 
@@ -1361,9 +1353,6 @@ static void receive_data(struct moxa_str *ch)
 /*
  *    Query
  */
-#define QueryPort       MAX_PORTS
-
-
 
 struct mon_str {
         int tick;
@@ -1475,7 +1464,7 @@ int MoxaDriverIoctl(unsigned int cmd, unsigned long arg, int port)
         int MoxaPortTxQueue(int), MoxaPortRxQueue(int);
         void __user *argp = (void __user *)arg;
 
-        if (port == QueryPort) {
+        if (port == MAX_PORTS) {
                 if ((cmd != MOXA_GET_CONF) && (cmd != MOXA_INIT_DRIVER) &&
                     (cmd != MOXA_LOAD_BIOS) && (cmd != MOXA_FIND_BOARD) && (cmd != MOXA_LOAD_C320B) &&
                  (cmd != MOXA_LOAD_CODE) && (cmd != MOXA_GETDATACOUNT) &&