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path: root/drivers/char/specialix.c
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Diffstat (limited to 'drivers/char/specialix.c')
-rw-r--r--drivers/char/specialix.c27
1 files changed, 5 insertions, 22 deletions
diff --git a/drivers/char/specialix.c b/drivers/char/specialix.c
index a1d303f9a33..f52c7c31bad 100644
--- a/drivers/char/specialix.c
+++ b/drivers/char/specialix.c
@@ -182,7 +182,6 @@ static int sx_poll = HZ;
#define RS_EVENT_WRITE_WAKEUP 0
static struct tty_driver *specialix_driver;
-static unsigned char * tmp_buf;
static unsigned long baud_table[] = {
0, 50, 75, 110, 134, 150, 200, 300, 600, 1200, 1800, 2400, 4800,
@@ -1087,24 +1086,16 @@ static void sx_change_speed(struct specialix_board *bp, struct specialix_port *p
port->MSVR = (sx_in(bp, CD186x_MSVR) & MSVR_RTS);
spin_unlock_irqrestore(&bp->lock, flags);
dprintk (SX_DEBUG_TERMIOS, "sx: got MSVR=%02x.\n", port->MSVR);
- baud = C_BAUD(tty);
+ baud = tty_get_baud_rate(tty);
- if (baud & CBAUDEX) {
- baud &= ~CBAUDEX;
- if (baud < 1 || baud > 2)
- port->tty->termios->c_cflag &= ~CBAUDEX;
- else
- baud += 15;
- }
- if (baud == 15) {
+ if (baud == 38400) {
if ((port->flags & ASYNC_SPD_MASK) == ASYNC_SPD_HI)
baud ++;
if ((port->flags & ASYNC_SPD_MASK) == ASYNC_SPD_VHI)
baud += 2;
}
-
- if (!baud_table[baud]) {
+ if (!baud) {
/* Drop DTR & exit */
dprintk (SX_DEBUG_TERMIOS, "Dropping DTR... Hmm....\n");
if (!SX_CRTSCTS (tty)) {
@@ -1134,7 +1125,7 @@ static void sx_change_speed(struct specialix_board *bp, struct specialix_port *p
"This is an untested option, please be carefull.\n",
port_No (port), tmp);
else
- tmp = (((SX_OSCFREQ + baud_table[baud]/2) / baud_table[baud] +
+ tmp = (((SX_OSCFREQ + baud/2) / baud +
CD186x_TPC/2) / CD186x_TPC);
if ((tmp < 0x10) && time_before(again, jiffies)) {
@@ -1682,7 +1673,7 @@ static int sx_write(struct tty_struct * tty,
bp = port_Board(port);
- if (!port->xmit_buf || !tmp_buf) {
+ if (!port->xmit_buf) {
func_exit();
return 0;
}
@@ -2406,12 +2397,6 @@ static int sx_init_drivers(void)
return 1;
}
- if (!(tmp_buf = (unsigned char *) get_zeroed_page(GFP_KERNEL))) {
- printk(KERN_ERR "sx: Couldn't get free page.\n");
- put_tty_driver(specialix_driver);
- func_exit();
- return 1;
- }
specialix_driver->owner = THIS_MODULE;
specialix_driver->name = "ttyW";
specialix_driver->major = SPECIALIX_NORMAL_MAJOR;
@@ -2425,7 +2410,6 @@ static int sx_init_drivers(void)
if ((error = tty_register_driver(specialix_driver))) {
put_tty_driver(specialix_driver);
- free_page((unsigned long)tmp_buf);
printk(KERN_ERR "sx: Couldn't register specialix IO8+ driver, error = %d\n",
error);
func_exit();
@@ -2451,7 +2435,6 @@ static void sx_release_drivers(void)
{
func_enter();
- free_page((unsigned long)tmp_buf);
tty_unregister_driver(specialix_driver);
put_tty_driver(specialix_driver);
func_exit();