[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[PATCH 11/13] riscom8: remove cli()/sti() in drivers/char/riscom8.c
Signed-off-by: James Nelson <james4765@xxxxxxxxx>
diff -urN --exclude='*~' linux-2.6.11-rc1-mm1-original/drivers/char/riscom8.c linux-2.6.11-rc1-mm1/drivers/char/riscom8.c
--- linux-2.6.11-rc1-mm1-original/drivers/char/riscom8.c 2004-12-24 16:34:44.000000000 -0500
+++ linux-2.6.11-rc1-mm1/drivers/char/riscom8.c 2005-01-16 07:32:19.510528165 -0500
@@ -232,13 +232,13 @@
{
unsigned long flags;
- save_flags(flags); cli();
+ local_irq_save(flags);
rc_out(bp, RC_CTOUT, 0); /* Clear timeout */
rc_wait_CCR(bp); /* Wait for CCR ready */
rc_out(bp, CD180_CCR, CCR_HARDRESET); /* Reset CD180 chip */
- sti();
+ local_irq_enable();
rc_long_delay(HZ/20); /* Delay 0.05 sec */
- cli();
+ local_irq_disable();
rc_out(bp, CD180_GIVR, RC_ID); /* Set ID for this chip */
rc_out(bp, CD180_GICR, 0); /* Clear all bits */
rc_out(bp, CD180_PILR1, RC_ACK_MINT); /* Prio for modem intr */
@@ -249,7 +249,7 @@
rc_out(bp, CD180_PPRH, (RC_OSCFREQ/(1000000/RISCOM_TPS)) >> 8);
rc_out(bp, CD180_PPRL, (RC_OSCFREQ/(1000000/RISCOM_TPS)) & 0xff);
- restore_flags(flags);
+ local_irq_restore(flags);
}
/* Main probing routine, also sets irq. */
@@ -861,7 +861,7 @@
port->xmit_buf = (unsigned char *) tmp;
}
- save_flags(flags); cli();
+ local_irq_save(flags);
if (port->tty)
clear_bit(TTY_IO_ERROR, &port->tty->flags);
@@ -873,7 +873,7 @@
rc_change_speed(bp, port);
port->flags |= ASYNC_INITIALIZED;
- restore_flags(flags);
+ local_irq_restore(flags);
return 0;
}
@@ -984,19 +984,19 @@
*/
retval = 0;
add_wait_queue(&port->open_wait, &wait);
- cli();
+ local_irq_disable();
if (!tty_hung_up_p(filp))
port->count--;
- sti();
+ local_irq_enable();
port->blocked_open++;
while (1) {
- cli();
+ local_irq_disable();
rc_out(bp, CD180_CAR, port_No(port));
CD = rc_in(bp, CD180_MSVR) & MSVR_CD;
rc_out(bp, CD180_MSVR, MSVR_RTS);
bp->DTR &= ~(1u << port_No(port));
rc_out(bp, RC_DTR, bp->DTR);
- sti();
+ local_irq_enable();
set_current_state(TASK_INTERRUPTIBLE);
if (tty_hung_up_p(filp) ||
!(port->flags & ASYNC_INITIALIZED)) {
@@ -1069,7 +1069,7 @@
if (!port || rc_paranoia_check(port, tty->name, "close"))
return;
- save_flags(flags); cli();
+ local_irq_save(flags);
if (tty_hung_up_p(filp))
goto out;
@@ -1136,7 +1136,7 @@
}
port->flags &= ~(ASYNC_NORMAL_ACTIVE|ASYNC_CLOSING);
wake_up_interruptible(&port->close_wait);
-out: restore_flags(flags);
+out: local_irq_restore(flags);
}
static int rc_write(struct tty_struct * tty,
@@ -1155,34 +1155,34 @@
if (!tty || !port->xmit_buf || !tmp_buf)
return 0;
- save_flags(flags);
+ local_save_flags(flags);
while (1) {
- cli();
+ local_irq_disable();
c = min_t(int, count, min(SERIAL_XMIT_SIZE - port->xmit_cnt - 1,
SERIAL_XMIT_SIZE - port->xmit_head));
if (c <= 0) {
- restore_flags(flags);
+ local_irq_restore(flags);
break;
}
memcpy(port->xmit_buf + port->xmit_head, buf, c);
port->xmit_head = (port->xmit_head + c) & (SERIAL_XMIT_SIZE-1);
port->xmit_cnt += c;
- restore_flags(flags);
+ local_irq_restore(flags);
buf += c;
count -= c;
total += c;
}
- cli();
+ local_irq_disable();
if (port->xmit_cnt && !tty->stopped && !tty->hw_stopped &&
!(port->IER & IER_TXRDY)) {
port->IER |= IER_TXRDY;
rc_out(bp, CD180_CAR, port_No(port));
rc_out(bp, CD180_IER, port->IER);
}
- restore_flags(flags);
+ local_irq_restore(flags);
return total;
}
@@ -1198,7 +1198,7 @@
if (!tty || !port->xmit_buf)
return;
- save_flags(flags); cli();
+ local_irq_save(flags);
if (port->xmit_cnt >= SERIAL_XMIT_SIZE - 1)
goto out;
@@ -1206,7 +1206,7 @@
port->xmit_buf[port->xmit_head++] = ch;
port->xmit_head &= SERIAL_XMIT_SIZE - 1;
port->xmit_cnt++;
-out: restore_flags(flags);
+out: local_irq_restore(flags);
}
static void rc_flush_chars(struct tty_struct * tty)
@@ -1221,11 +1221,11 @@
!port->xmit_buf)
return;
- save_flags(flags); cli();
+ local_irq_save(flags);
port->IER |= IER_TXRDY;
rc_out(port_Board(port), CD180_CAR, port_No(port));
rc_out(port_Board(port), CD180_IER, port->IER);
- restore_flags(flags);
+ local_irq_restore(flags);
}
static int rc_write_room(struct tty_struct * tty)
@@ -1260,9 +1260,9 @@
if (rc_paranoia_check(port, tty->name, "rc_flush_buffer"))
return;
- save_flags(flags); cli();
+ local_irq_save(flags);
port->xmit_cnt = port->xmit_head = port->xmit_tail = 0;
- restore_flags(flags);
+ local_irq_restore(flags);
wake_up_interruptible(&tty->write_wait);
tty_wakeup(tty);
@@ -1280,11 +1280,11 @@
return -ENODEV;
bp = port_Board(port);
- save_flags(flags); cli();
+ local_irq_save(flags);
rc_out(bp, CD180_CAR, port_No(port));
status = rc_in(bp, CD180_MSVR);
result = rc_in(bp, RC_RI) & (1u << port_No(port)) ? 0 : TIOCM_RNG;
- restore_flags(flags);
+ local_irq_restore(flags);
result |= ((status & MSVR_RTS) ? TIOCM_RTS : 0)
| ((status & MSVR_DTR) ? TIOCM_DTR : 0)
| ((status & MSVR_CD) ? TIOCM_CAR : 0)
@@ -1305,7 +1305,7 @@
bp = port_Board(port);
- save_flags(flags); cli();
+ local_irq_save(flags);
if (set & TIOCM_RTS)
port->MSVR |= MSVR_RTS;
if (set & TIOCM_DTR)
@@ -1319,7 +1319,7 @@
rc_out(bp, CD180_CAR, port_No(port));
rc_out(bp, CD180_MSVR, port->MSVR);
rc_out(bp, RC_DTR, bp->DTR);
- restore_flags(flags);
+ local_irq_restore(flags);
return 0;
}
@@ -1328,7 +1328,7 @@
struct riscom_board *bp = port_Board(port);
unsigned long flags;
- save_flags(flags); cli();
+ local_irq_save(flags);
port->break_length = RISCOM_TPS / HZ * length;
port->COR2 |= COR2_ETC;
port->IER |= IER_TXRDY;
@@ -1338,7 +1338,7 @@
rc_wait_CCR(bp);
rc_out(bp, CD180_CCR, CCR_CORCHG2);
rc_wait_CCR(bp);
- restore_flags(flags);
+ local_irq_restore(flags);
}
static inline int rc_set_serial_info(struct riscom_port * port,
@@ -1381,9 +1381,9 @@
port->closing_wait = tmp.closing_wait;
}
if (change_speed) {
- save_flags(flags); cli();
+ local_irq_save(flags);
rc_change_speed(bp, port);
- restore_flags(flags);
+ local_irq_restore(flags);
}
return 0;
}
@@ -1464,7 +1464,7 @@
bp = port_Board(port);
- save_flags(flags); cli();
+ local_irq_save(flags);
port->MSVR &= ~MSVR_RTS;
rc_out(bp, CD180_CAR, port_No(port));
if (I_IXOFF(tty)) {
@@ -1473,7 +1473,7 @@
rc_wait_CCR(bp);
}
rc_out(bp, CD180_MSVR, port->MSVR);
- restore_flags(flags);
+ local_irq_restore(flags);
}
static void rc_unthrottle(struct tty_struct * tty)
@@ -1487,7 +1487,7 @@
bp = port_Board(port);
- save_flags(flags); cli();
+ local_irq_save(flags);
port->MSVR |= MSVR_RTS;
rc_out(bp, CD180_CAR, port_No(port));
if (I_IXOFF(tty)) {
@@ -1496,7 +1496,7 @@
rc_wait_CCR(bp);
}
rc_out(bp, CD180_MSVR, port->MSVR);
- restore_flags(flags);
+ local_irq_restore(flags);
}
static void rc_stop(struct tty_struct * tty)
@@ -1510,11 +1510,11 @@
bp = port_Board(port);
- save_flags(flags); cli();
+ local_irq_save(flags);
port->IER &= ~IER_TXRDY;
rc_out(bp, CD180_CAR, port_No(port));
rc_out(bp, CD180_IER, port->IER);
- restore_flags(flags);
+ local_irq_restore(flags);
}
static void rc_start(struct tty_struct * tty)
@@ -1528,13 +1528,13 @@
bp = port_Board(port);
- save_flags(flags); cli();
+ local_irq_save(flags);
if (port->xmit_cnt && port->xmit_buf && !(port->IER & IER_TXRDY)) {
port->IER |= IER_TXRDY;
rc_out(bp, CD180_CAR, port_No(port));
rc_out(bp, CD180_IER, port->IER);
}
- restore_flags(flags);
+ local_irq_restore(flags);
}
/*
@@ -1586,9 +1586,9 @@
tty->termios->c_iflag == old_termios->c_iflag)
return;
- save_flags(flags); cli();
+ local_irq_save(flags);
rc_change_speed(port_Board(port), port);
- restore_flags(flags);
+ local_irq_restore(flags);
if ((old_termios->c_cflag & CRTSCTS) &&
!(tty->termios->c_cflag & CRTSCTS)) {
@@ -1684,12 +1684,11 @@
{
unsigned long flags;
- save_flags(flags);
- cli();
+ local_irq_save(flags);
free_page((unsigned long)tmp_buf);
tty_unregister_driver(riscom_driver);
put_tty_driver(riscom_driver);
- restore_flags(flags);
+ local_irq_restore(flags);
}
#ifndef MODULE
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
References: