]> pilppa.com Git - linux-2.6-omap-h63xx.git/commitdiff
[PATCH] serial: Fix up offenders peering at baud bits directly
authorAlan Cox <alan@lxorguk.ukuu.org.uk>
Sun, 1 Oct 2006 06:27:24 +0000 (23:27 -0700)
committerLinus Torvalds <torvalds@g5.osdl.org>
Sun, 1 Oct 2006 07:39:20 +0000 (00:39 -0700)
Stop some other people peering into the baud bits on their own and make
them use the tty_get_baud_rate() helper as a preperation for the move to
the new termios.  Corrected dependancy previous one had on new termios
structs

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
drivers/char/moxa.c
drivers/char/mxser.c
drivers/char/riscom8.c

index a369dd6877d8afdf5f57f66def984f207b3ea581..c1a6d3c48da155da8c9e974090ad6e4efe3a4b8c 100644 (file)
@@ -260,7 +260,7 @@ static void MoxaPortEnable(int);
 static void MoxaPortDisable(int);
 static long MoxaPortGetMaxBaud(int);
 static long MoxaPortSetBaud(int, long);
-static int MoxaPortSetTermio(int, struct termios *);
+static int MoxaPortSetTermio(int, struct termios *, speed_t);
 static int MoxaPortGetLineOut(int, int *, int *);
 static void MoxaPortLineCtrl(int, int, int);
 static void MoxaPortFlowCtrl(int, int, int, int, int, int);
@@ -986,7 +986,7 @@ static void set_tty_param(struct tty_struct *tty)
        if (ts->c_iflag & IXANY)
                xany = 1;
        MoxaPortFlowCtrl(ch->port, rts, cts, txflow, rxflow, xany);
-       MoxaPortSetTermio(ch->port, ts);
+       MoxaPortSetTermio(ch->port, ts, tty_get_baud_rate(tty));
 }
 
 static int block_till_ready(struct tty_struct *tty, struct file *filp,
@@ -1900,9 +1900,10 @@ int MoxaPortsOfCard(int cardno)
  *
  *      Function 12:    Configure the port.
  *      Syntax:
- *      int  MoxaPortSetTermio(int port, struct termios *termio);
+ *      int  MoxaPortSetTermio(int port, struct termios *termio, speed_t baud);
  *           int port           : port number (0 - 127)
  *           struct termios * termio : termio structure pointer
+ *          speed_t baud       : baud rate
  *
  *           return:    -1      : this port is invalid or termio == NULL
  *                      0       : setting O.K.
@@ -2182,11 +2183,10 @@ long MoxaPortSetBaud(int port, long baud)
        return (baud);
 }
 
-int MoxaPortSetTermio(int port, struct termios *termio)
+int MoxaPortSetTermio(int port, struct termios *termio, speed_t baud)
 {
        void __iomem *ofsAddr;
        tcflag_t cflag;
-       long baud;
        tcflag_t mode = 0;
 
        if (moxaChkPort[port] == 0 || termio == 0)
@@ -2222,77 +2222,9 @@ int MoxaPortSetTermio(int port, struct termios *termio)
 
        moxafunc(ofsAddr, FC_SetDataMode, (ushort) mode);
 
-       cflag &= (CBAUD | CBAUDEX);
-#ifndef B921600
-#define        B921600 (B460800+1)
-#endif
-       switch (cflag) {
-       case B921600:
-               baud = 921600L;
-               break;
-       case B460800:
-               baud = 460800L;
-               break;
-       case B230400:
-               baud = 230400L;
-               break;
-       case B115200:
-               baud = 115200L;
-               break;
-       case B57600:
-               baud = 57600L;
-               break;
-       case B38400:
-               baud = 38400L;
-               break;
-       case B19200:
-               baud = 19200L;
-               break;
-       case B9600:
-               baud = 9600L;
-               break;
-       case B4800:
-               baud = 4800L;
-               break;
-       case B2400:
-               baud = 2400L;
-               break;
-       case B1800:
-               baud = 1800L;
-               break;
-       case B1200:
-               baud = 1200L;
-               break;
-       case B600:
-               baud = 600L;
-               break;
-       case B300:
-               baud = 300L;
-               break;
-       case B200:
-               baud = 200L;
-               break;
-       case B150:
-               baud = 150L;
-               break;
-       case B134:
-               baud = 134L;
-               break;
-       case B110:
-               baud = 110L;
-               break;
-       case B75:
-               baud = 75L;
-               break;
-       case B50:
-               baud = 50L;
-               break;
-       default:
-               baud = 0;
-       }
        if ((moxa_boards[port / MAX_PORTS_PER_BOARD].boardType == MOXA_BOARD_C320_ISA) ||
            (moxa_boards[port / MAX_PORTS_PER_BOARD].boardType == MOXA_BOARD_C320_PCI)) {
-               if (baud == 921600L)
+               if (baud >= 921600L)
                        return (-1);
        }
        MoxaPortSetBaud(port, baud);
index 556abd3e0d0735e93ce55415fdf3c14834f69ba6..27a653772049ff6b78050c8f2ff86f2e327b7967 100644 (file)
@@ -2554,71 +2554,7 @@ static int mxser_change_speed(struct mxser_struct *info, struct termios *old_ter
 #define B921600 (B460800 +1)
 #endif
        if (mxser_set_baud_method[info->port] == 0) {
-               switch (cflag & (CBAUD | CBAUDEX)) {
-               case B921600:
-                       baud = 921600;
-                       break;
-               case B460800:
-                       baud = 460800;
-                       break;
-               case B230400:
-                       baud = 230400;
-                       break;
-               case B115200:
-                       baud = 115200;
-                       break;
-               case B57600:
-                       baud = 57600;
-                       break;
-               case B38400:
-                       baud = 38400;
-                       break;
-               case B19200:
-                       baud = 19200;
-                       break;
-               case B9600:
-                       baud = 9600;
-                       break;
-               case B4800:
-                       baud = 4800;
-                       break;
-               case B2400:
-                       baud = 2400;
-                       break;
-               case B1800:
-                       baud = 1800;
-                       break;
-               case B1200:
-                       baud = 1200;
-                       break;
-               case B600:
-                       baud = 600;
-                       break;
-               case B300:
-                       baud = 300;
-                       break;
-               case B200:
-                       baud = 200;
-                       break;
-               case B150:
-                       baud = 150;
-                       break;
-               case B134:
-                       baud = 134;
-                       break;
-               case B110:
-                       baud = 110;
-                       break;
-               case B75:
-                       baud = 75;
-                       break;
-               case B50:
-                       baud = 50;
-                       break;
-               default:
-                       baud = 0;
-                       break;
-               }
+               baud = tty_get_baud_rate(info->tty);
                mxser_set_baud(info, baud);
        }
 
index f1c94f771af5e803426fd2f0a707cd7154e66897..06b9f78a95d98224d91e0d70a34c6544bcb4a465 100644 (file)
@@ -675,26 +675,12 @@ static void rc_change_speed(struct riscom_board *bp, struct riscom_port *port)
        port->COR2 = 0;
        port->MSVR = MSVR_RTS;
        
-       baud = C_BAUD(tty);
-       
-       if (baud & CBAUDEX) {
-               baud &= ~CBAUDEX;
-               if (baud < 1 || baud > 2) 
-                       port->tty->termios->c_cflag &= ~CBAUDEX;
-               else
-                       baud += 15;
-       }
-       if (baud == 15)  {
-               if ((port->flags & ASYNC_SPD_MASK) == ASYNC_SPD_HI)
-                       baud ++;
-               if ((port->flags & ASYNC_SPD_MASK) == ASYNC_SPD_VHI)
-                       baud += 2;
-       }
+       baud = tty_get_baud_rate(tty);
        
        /* Select port on the board */
        rc_out(bp, CD180_CAR, port_No(port));
        
-       if (!baud_table[baud])  {
+       if (!baud)  {
                /* Drop DTR & exit */
                bp->DTR |= (1u << port_No(port));
                rc_out(bp, RC_DTR, bp->DTR);
@@ -710,7 +696,7 @@ static void rc_change_speed(struct riscom_board *bp, struct riscom_port *port)
         */
        
        /* Set baud rate for port */
-       tmp = (((RC_OSCFREQ + baud_table[baud]/2) / baud_table[baud] +
+       tmp = (((RC_OSCFREQ + baud/2) / baud +
                CD180_TPC/2) / CD180_TPC);
 
        rc_out(bp, CD180_RBPRH, (tmp >> 8) & 0xff); 
@@ -718,7 +704,7 @@ static void rc_change_speed(struct riscom_board *bp, struct riscom_port *port)
        rc_out(bp, CD180_RBPRL, tmp & 0xff); 
        rc_out(bp, CD180_TBPRL, tmp & 0xff);
        
-       baud = (baud_table[baud] + 5) / 10;   /* Estimated CPS */
+       baud = (baud + 5) / 10;   /* Estimated CPS */
        
        /* Two timer ticks seems enough to wakeup something like SLIP driver */
        tmp = ((baud + HZ/2) / HZ) * 2 - CD180_NFIFO;