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path: root/drivers/tty/cyclades.c
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Diffstat (limited to 'drivers/tty/cyclades.c')
-rw-r--r--drivers/tty/cyclades.c38
1 files changed, 15 insertions, 23 deletions
diff --git a/drivers/tty/cyclades.c b/drivers/tty/cyclades.c
index d67e542bab1c..3840d6b421c4 100644
--- a/drivers/tty/cyclades.c
+++ b/drivers/tty/cyclades.c
@@ -714,7 +714,7 @@ static void cyy_chip_modem(struct cyclades_card *cinfo, int chip,
wake_up_interruptible(&info->port.delta_msr_wait);
}
- if ((mdm_change & CyDCD) && (info->port.flags & ASYNC_CHECK_CD)) {
+ if ((mdm_change & CyDCD) && tty_port_check_carrier(&info->port)) {
if (mdm_status & CyDCD)
wake_up_interruptible(&info->port.open_wait);
else
@@ -1119,7 +1119,7 @@ static void cyz_handle_cmd(struct cyclades_card *cinfo)
case C_CM_MDCD:
info->icount.dcd++;
delta_count++;
- if (info->port.flags & ASYNC_CHECK_CD) {
+ if (tty_port_check_carrier(&info->port)) {
u32 dcd = fw_ver > 241 ? param :
readl(&info->u.cyz.ch_ctrl->rs_status);
if (dcd & C_RS_DCD)
@@ -1279,7 +1279,7 @@ static int cy_startup(struct cyclades_port *info, struct tty_struct *tty)
spin_lock_irqsave(&card->card_lock, flags);
- if (info->port.flags & ASYNC_INITIALIZED)
+ if (tty_port_initialized(&info->port))
goto errout;
if (!info->type) {
@@ -1364,7 +1364,7 @@ static int cy_startup(struct cyclades_port *info, struct tty_struct *tty)
/* enable send, recv, modem !!! */
}
- info->port.flags |= ASYNC_INITIALIZED;
+ tty_port_set_initialized(&info->port, 1);
clear_bit(TTY_IO_ERROR, &tty->flags);
info->xmit_cnt = info->xmit_head = info->xmit_tail = 0;
@@ -1424,7 +1424,7 @@ static void cy_shutdown(struct cyclades_port *info, struct tty_struct *tty)
struct cyclades_card *card;
unsigned long flags;
- if (!(info->port.flags & ASYNC_INITIALIZED))
+ if (!tty_port_initialized(&info->port))
return;
card = info->card;
@@ -1448,7 +1448,7 @@ static void cy_shutdown(struct cyclades_port *info, struct tty_struct *tty)
some later date (after testing)!!! */
set_bit(TTY_IO_ERROR, &tty->flags);
- info->port.flags &= ~ASYNC_INITIALIZED;
+ tty_port_set_initialized(&info->port, 0);
spin_unlock_irqrestore(&card->card_lock, flags);
} else {
#ifdef CY_DEBUG_OPEN
@@ -1473,7 +1473,7 @@ static void cy_shutdown(struct cyclades_port *info, struct tty_struct *tty)
tty_port_lower_dtr_rts(&info->port);
set_bit(TTY_IO_ERROR, &tty->flags);
- info->port.flags &= ~ASYNC_INITIALIZED;
+ tty_port_set_initialized(&info->port, 0);
spin_unlock_irqrestore(&card->card_lock, flags);
}
@@ -1711,7 +1711,7 @@ static void cy_do_close(struct tty_port *port)
/* Stop accepting input */
cyy_writeb(info, CyCAR, channel & 0x03);
cyy_writeb(info, CySRER, cyy_readb(info, CySRER) & ~CyRxData);
- if (info->port.flags & ASYNC_INITIALIZED) {
+ if (tty_port_initialized(&info->port)) {
/* Waiting for on-board buffers to be empty before
closing the port */
spin_unlock_irqrestore(&card->card_lock, flags);
@@ -2083,17 +2083,12 @@ static void cy_set_line_char(struct cyclades_port *info, struct tty_struct *tty)
info->cor1 |= CyPARITY_NONE;
/* CTS flow control flag */
- if (cflag & CRTSCTS) {
- info->port.flags |= ASYNC_CTS_FLOW;
+ tty_port_set_cts_flow(&info->port, cflag & CRTSCTS);
+ if (cflag & CRTSCTS)
info->cor2 |= CyCtsAE;
- } else {
- info->port.flags &= ~ASYNC_CTS_FLOW;
- info->cor2 &= ~CyCtsAE;
- }
- if (cflag & CLOCAL)
- info->port.flags &= ~ASYNC_CHECK_CD;
else
- info->port.flags |= ASYNC_CHECK_CD;
+ info->cor2 &= ~CyCtsAE;
+ tty_port_set_check_carrier(&info->port, ~cflag & CLOCAL);
/***********************************************
The hardware option, CyRtsAO, presents RTS when
@@ -2234,7 +2229,7 @@ static void cy_set_line_char(struct cyclades_port *info, struct tty_struct *tty)
}
/* As the HW flow control is done in firmware, the driver
doesn't need to care about it */
- info->port.flags &= ~ASYNC_CTS_FLOW;
+ tty_port_set_cts_flow(&info->port, 0);
/* XON/XOFF/XANY flow control flags */
sw_flow = 0;
@@ -2252,10 +2247,7 @@ static void cy_set_line_char(struct cyclades_port *info, struct tty_struct *tty)
}
/* CD sensitivity */
- if (cflag & CLOCAL)
- info->port.flags &= ~ASYNC_CHECK_CD;
- else
- info->port.flags |= ASYNC_CHECK_CD;
+ tty_port_set_check_carrier(&info->port, ~cflag & CLOCAL);
if (baud == 0) { /* baud rate is zero, turn off line */
cy_writel(&ch_ctrl->rs_control,
@@ -2342,7 +2334,7 @@ cy_set_serial_info(struct cyclades_port *info, struct tty_struct *tty,
info->port.closing_wait = new_serial.closing_wait * HZ / 100;
check_and_exit:
- if (info->port.flags & ASYNC_INITIALIZED) {
+ if (tty_port_initialized(&info->port)) {
cy_set_line_char(info, tty);
ret = 0;
} else {