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TTY: ircomm, use flags from tty_port

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Switch to tty_port->flags. And while at it, remove redefined flags for
them.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: Samuel Ortiz <samuel@sortiz.org>
Cc: netdev@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby 2012-06-04 13:35:19 +02:00 committed by Greg Kroah-Hartman
parent 580d27b449
commit 849d5a997f
4 changed files with 31 additions and 36 deletions
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6
include/net/irda/ircomm_tty.h
View File

@ -52,11 +52,6 @@
/* Same for payload size. See qos.c for the smallest max data size */
#define IRCOMM_TTY_DATA_UNINITIALISED (64 - IRCOMM_TTY_HDR_UNINITIALISED)
/* Those are really defined in include/linux/serial.h - Jean II */
#define ASYNC_B_INITIALIZED 31 /* Serial port was initialized */
#define ASYNC_B_NORMAL_ACTIVE 29 /* Normal device is active */
#define ASYNC_B_CLOSING 27 /* Serial port is closing */
/*
* IrCOMM TTY driver state
*/
@ -81,7 +76,6 @@ struct ircomm_tty_cb {
LOCAL_FLOW flow; /* IrTTP flow status */
int line;
unsigned long flags;
__u8 dlsap_sel;
__u8 slsap_sel;

46
net/irda/ircomm/ircomm_tty.c
View File

@ -194,7 +194,7 @@ static int ircomm_tty_startup(struct ircomm_tty_cb *self)
IRDA_ASSERT(self->magic == IRCOMM_TTY_MAGIC, return -1;);
/* Check if already open */
if (test_and_set_bit(ASYNC_B_INITIALIZED, &self->flags)) {
if (test_and_set_bit(ASYNCB_INITIALIZED, &self->port.flags)) {
IRDA_DEBUG(2, "%s(), already open so break out!\n", __func__ );
return 0;
}
@ -231,7 +231,7 @@ static int ircomm_tty_startup(struct ircomm_tty_cb *self)
return 0;
err:
clear_bit(ASYNC_B_INITIALIZED, &self->flags);
clear_bit(ASYNCB_INITIALIZED, &self->port.flags);
return ret;
}
@ -260,7 +260,7 @@ static int ircomm_tty_block_til_ready(struct ircomm_tty_cb *self,
*/
if (filp->f_flags & O_NONBLOCK || tty->flags & (1 << TTY_IO_ERROR)){
/* nonblock mode is set or port is not enabled */
self->flags |= ASYNC_NORMAL_ACTIVE;
self->port.flags |= ASYNC_NORMAL_ACTIVE;
IRDA_DEBUG(1, "%s(), O_NONBLOCK requested!\n", __func__ );
return 0;
}
@ -306,8 +306,8 @@ static int ircomm_tty_block_til_ready(struct ircomm_tty_cb *self,
current->state = TASK_INTERRUPTIBLE;
if (tty_hung_up_p(filp) ||
!test_bit(ASYNC_B_INITIALIZED, &self->flags)) {
retval = (self->flags & ASYNC_HUP_NOTIFY) ?
!test_bit(ASYNCB_INITIALIZED, &self->port.flags)) {
retval = (self->port.flags & ASYNC_HUP_NOTIFY) ?
-EAGAIN : -ERESTARTSYS;
break;
}
@ -317,7 +317,7 @@ static int ircomm_tty_block_til_ready(struct ircomm_tty_cb *self,
* specified, we cannot return before the IrCOMM link is
* ready
*/
if (!test_bit(ASYNC_B_CLOSING, &self->flags) &&
if (!test_bit(ASYNCB_CLOSING, &self->port.flags) &&
(do_clocal || (self->settings.dce & IRCOMM_CD)) &&
self->state == IRCOMM_TTY_READY)
{
@ -350,7 +350,7 @@ static int ircomm_tty_block_til_ready(struct ircomm_tty_cb *self,
__FILE__, __LINE__, tty->driver->name, self->port.count);
if (!retval)
self->flags |= ASYNC_NORMAL_ACTIVE;
self->port.flags |= ASYNC_NORMAL_ACTIVE;
return retval;
}
@ -420,13 +420,13 @@ static int ircomm_tty_open(struct tty_struct *tty, struct file *filp)
self->line, self->port.count);
/* Not really used by us, but lets do it anyway */
self->tty->low_latency = (self->flags & ASYNC_LOW_LATENCY) ? 1 : 0;
tty->low_latency = (self->port.flags & ASYNC_LOW_LATENCY) ? 1 : 0;
/*
* If the port is the middle of closing, bail out now
*/
if (tty_hung_up_p(filp) ||
test_bit(ASYNC_B_CLOSING, &self->flags)) {
test_bit(ASYNCB_CLOSING, &self->port.flags)) {
/* Hm, why are we blocking on ASYNC_CLOSING if we
* do return -EAGAIN/-ERESTARTSYS below anyway?
@ -437,14 +437,14 @@ static int ircomm_tty_open(struct tty_struct *tty, struct file *filp)
*/
if (wait_event_interruptible(self->port.close_wait,
!test_bit(ASYNC_B_CLOSING, &self->flags))) {
!test_bit(ASYNCB_CLOSING, &self->port.flags))) {
IRDA_WARNING("%s - got signal while blocking on ASYNC_CLOSING!\n",
__func__);
return -ERESTARTSYS;
}
#ifdef SERIAL_DO_RESTART
return (self->flags & ASYNC_HUP_NOTIFY) ?
return (self->port.flags & ASYNC_HUP_NOTIFY) ?
-EAGAIN : -ERESTARTSYS;
#else
return -EAGAIN;
@ -531,7 +531,7 @@ static void ircomm_tty_close(struct tty_struct *tty, struct file *filp)
}
/* Hum... Should be test_and_set_bit ??? - Jean II */
set_bit(ASYNC_B_CLOSING, &self->flags);
set_bit(ASYNCB_CLOSING, &self->port.flags);
/* We need to unlock here (we were unlocking at the end of this
* function), because tty_wait_until_sent() may schedule.
@ -561,7 +561,7 @@ static void ircomm_tty_close(struct tty_struct *tty, struct file *filp)
wake_up_interruptible(&self->port.open_wait);
}
self->flags &= ~(ASYNC_NORMAL_ACTIVE|ASYNC_CLOSING);
self->port.flags &= ~(ASYNC_NORMAL_ACTIVE|ASYNC_CLOSING);
wake_up_interruptible(&self->port.close_wait);
}
@ -954,7 +954,7 @@ static void ircomm_tty_shutdown(struct ircomm_tty_cb *self)
IRDA_DEBUG(0, "%s()\n", __func__ );
if (!test_and_clear_bit(ASYNC_B_INITIALIZED, &self->flags))
if (!test_and_clear_bit(ASYNCB_INITIALIZED, &self->port.flags))
return;
ircomm_tty_detach_cable(self);
@ -1005,7 +1005,7 @@ static void ircomm_tty_hangup(struct tty_struct *tty)
/* I guess we need to lock here - Jean II */
spin_lock_irqsave(&self->spinlock, flags);
self->flags &= ~ASYNC_NORMAL_ACTIVE;
self->port.flags &= ~ASYNC_NORMAL_ACTIVE;
self->tty = NULL;
self->port.count = 0;
spin_unlock_irqrestore(&self->spinlock, flags);
@ -1077,7 +1077,7 @@ void ircomm_tty_check_modem_status(struct ircomm_tty_cb *self)
if (status & IRCOMM_DCE_DELTA_ANY) {
/*wake_up_interruptible(&self->delta_msr_wait);*/
}
if ((self->flags & ASYNC_CHECK_CD) && (status & IRCOMM_DELTA_CD)) {
if ((self->port.flags & ASYNC_CHECK_CD) && (status & IRCOMM_DELTA_CD)) {
IRDA_DEBUG(2,
"%s(), ircomm%d CD now %s...\n", __func__ , self->line,
(status & IRCOMM_CD) ? "on" : "off");
@ -1094,7 +1094,7 @@ void ircomm_tty_check_modem_status(struct ircomm_tty_cb *self)
return;
}
}
if (self->flags & ASYNC_CTS_FLOW) {
if (self->port.flags & ASYNC_CTS_FLOW) {
if (tty->hw_stopped) {
if (status & IRCOMM_CTS) {
IRDA_DEBUG(2,
@ -1327,27 +1327,27 @@ static void ircomm_tty_line_info(struct ircomm_tty_cb *self, struct seq_file *m)
seq_puts(m, "Flags:");
sep = ' ';
if (self->flags & ASYNC_CTS_FLOW) {
if (self->port.flags & ASYNC_CTS_FLOW) {
seq_printf(m, "%cASYNC_CTS_FLOW", sep);
sep = '|';
}
if (self->flags & ASYNC_CHECK_CD) {
if (self->port.flags & ASYNC_CHECK_CD) {
seq_printf(m, "%cASYNC_CHECK_CD", sep);
sep = '|';
}
if (self->flags & ASYNC_INITIALIZED) {
if (self->port.flags & ASYNC_INITIALIZED) {
seq_printf(m, "%cASYNC_INITIALIZED", sep);
sep = '|';
}
if (self->flags & ASYNC_LOW_LATENCY) {
if (self->port.flags & ASYNC_LOW_LATENCY) {
seq_printf(m, "%cASYNC_LOW_LATENCY", sep);
sep = '|';
}
if (self->flags & ASYNC_CLOSING) {
if (self->port.flags & ASYNC_CLOSING) {
seq_printf(m, "%cASYNC_CLOSING", sep);
sep = '|';
}
if (self->flags & ASYNC_NORMAL_ACTIVE) {
if (self->port.flags & ASYNC_NORMAL_ACTIVE) {
seq_printf(m, "%cASYNC_NORMAL_ACTIVE", sep);
sep = '|';
}

5
net/irda/ircomm/ircomm_tty_attach.c
View File

@ -566,7 +566,8 @@ void ircomm_tty_link_established(struct ircomm_tty_cb *self)
* will have to wait for the peer device (DCE) to raise the CTS
* line.
*/
if ((self->flags & ASYNC_CTS_FLOW) && ((self->settings.dce & IRCOMM_CTS) == 0)) {
if ((self->port.flags & ASYNC_CTS_FLOW) &&
((self->settings.dce & IRCOMM_CTS) == 0)) {
IRDA_DEBUG(0, "%s(), waiting for CTS ...\n", __func__ );
return;
} else {
@ -977,7 +978,7 @@ static int ircomm_tty_state_ready(struct ircomm_tty_cb *self,
ircomm_tty_next_state(self, IRCOMM_TTY_SEARCH);
ircomm_tty_start_watchdog_timer(self, 3*HZ);
if (self->flags & ASYNC_CHECK_CD) {
if (self->port.flags & ASYNC_CHECK_CD) {
/* Drop carrier */
self->settings.dce = IRCOMM_DELTA_CD;
ircomm_tty_check_modem_status(self);

10
net/irda/ircomm/ircomm_tty_ioctl.c
View File

@ -90,19 +90,19 @@ static void ircomm_tty_change_speed(struct ircomm_tty_cb *self)
/* CTS flow control flag and modem status interrupts */
if (cflag & CRTSCTS) {
self->flags |= ASYNC_CTS_FLOW;
self->port.flags |= ASYNC_CTS_FLOW;
self->settings.flow_control |= IRCOMM_RTS_CTS_IN;
/* This got me. Bummer. Jean II */
if (self->service_type == IRCOMM_3_WIRE_RAW)
IRDA_WARNING("%s(), enabling RTS/CTS on link that doesn't support it (3-wire-raw)\n", __func__);
} else {
self->flags &= ~ASYNC_CTS_FLOW;
self->port.flags &= ~ASYNC_CTS_FLOW;
self->settings.flow_control &= ~IRCOMM_RTS_CTS_IN;
}
if (cflag & CLOCAL)
self->flags &= ~ASYNC_CHECK_CD;
self->port.flags &= ~ASYNC_CHECK_CD;
else
self->flags |= ASYNC_CHECK_CD;
self->port.flags |= ASYNC_CHECK_CD;
#if 0
/*
* Set up parity check flag
@ -270,7 +270,7 @@ static int ircomm_tty_get_serial_info(struct ircomm_tty_cb *self,
memset(&info, 0, sizeof(info));
info.line = self->line;
info.flags = self->flags;
info.flags = self->port.flags;
info.baud_base = self->settings.data_rate;
info.close_delay = self->port.close_delay;
info.closing_wait = self->port.closing_wait;