[PATCH 36/75] tty: rocketport uses different port flags to everyone else

Alan Cox
2009-01-02T13:46:15Z

From: Alan Cox <alan@redhat.com>

Normalise them so we can use the common helpers later on

Signed-off-by: Alan Cox <alan@redhat.com>
---

drivers/char/rocket.c | 40 ++++++++++++++++++++--------------------
drivers/char/rocket.h | 2 +-
drivers/char/rocket_int.h | 5 -----
3 files changed, 21 insertions(+), 26 deletions(-)

diff --git a/drivers/char/rocket.c b/drivers/char/rocket.c
index f4d9c39..9d81980 100644
--- a/drivers/char/rocket.c
+++ b/drivers/char/rocket.c
@@ -499,7 +499,7 @@ static void rp_handle_port(struct r_port *info)
if (!info)
return;

- if ((info->flags & ROCKET_INITIALIZED) == 0) {
+ if ((info->flags & ASYNC_INITIALIZED) == 0) {
printk(KERN_WARNING "rp: WARNING: rp_handle_port called with "
"info->flags & NOT_INIT\n");
return;
@@ -892,11 +892,11 @@ static int block_til_ready(struct tty_struct *tty, struct file *filp,
* until it's done, and then try again.
*/
if (tty_hung_up_p(filp))
- return ((info->flags & ROCKET_HUP_NOTIFY) ? -EAGAIN : -ERESTARTSYS);
- if (info->flags & ROCKET_CLOSING) {
+ return ((info->flags & ASYNC_HUP_NOTIFY) ? -EAGAIN : -ERESTARTSYS);
+ if (info->flags & ASYNC_CLOSING) {
if (wait_for_completion_interruptible(&info->close_wait))
return -ERESTARTSYS;
- return ((info->flags & ROCKET_HUP_NOTIFY) ? -EAGAIN : -ERESTARTSYS);
+ return ((info->flags & ASYNC_HUP_NOTIFY) ? -EAGAIN : -ERESTARTSYS);
}

/*
@@ -904,7 +904,7 @@ static int block_til_ready(struct tty_struct *tty, struct file *filp,
* then make the check up front and then exit.
*/
if ((filp->f_flags & O_NONBLOCK) || (tty->flags & (1 << TTY_IO_ERROR))) {
- info->flags |= ROCKET_NORMAL_ACTIVE;
+ info->flags |= ASYNC_NORMAL_ACTIVE;
return 0;
}
if (tty->termios->c_cflag & CLOCAL)
@@ -923,7 +923,7 @@ static int block_til_ready(struct tty_struct *tty, struct file *filp,
spin_lock_irqsave(&info->slock, flags);

#ifdef ROCKET_DISABLE_SIMUSAGE
- info->flags |= ROCKET_NORMAL_ACTIVE;
+ info->flags |= ASYNC_NORMAL_ACTIVE;
#else
if (!tty_hung_up_p(filp)) {
extra_count = 1;
@@ -938,14 +938,14 @@ static int block_til_ready(struct tty_struct *tty, struct file *filp,
if (tty->termios->c_cflag & CBAUD)
tty_port_raise_dtr_rts(port);
set_current_state(TASK_INTERRUPTIBLE);
- if (tty_hung_up_p(filp) || !(info->flags & ROCKET_INITIALIZED)) {
- if (info->flags & ROCKET_HUP_NOTIFY)
+ if (tty_hung_up_p(filp) || !(info->flags & ASYNC_INITIALIZED)) {
+ if (info->flags & ASYNC_HUP_NOTIFY)
retval = -EAGAIN;
else
retval = -ERESTARTSYS;
break;
}
- if (!(info->flags & ROCKET_CLOSING) &&
+ if (!(info->flags & ASYNC_CLOSING) &&
(do_clocal || tty_port_carrier_raised(port)))
break;
if (signal_pending(current)) {
@@ -975,7 +975,7 @@ static int block_til_ready(struct tty_struct *tty, struct file *filp,
#endif
if (retval)
return retval;
- info->flags |= ROCKET_NORMAL_ACTIVE;
+ info->flags |= ASYNC_NORMAL_ACTIVE;
return 0;
}

@@ -998,12 +998,12 @@ static int rp_open(struct tty_struct *tty, struct file *filp)
if (!page)
return -ENOMEM;

- if (info->flags & ROCKET_CLOSING) {
+ if (info->flags & ASYNC_CLOSING) {
retval = wait_for_completion_interruptible(&info->close_wait);
free_page(page);
if (retval)
return retval;
- return ((info->flags & ROCKET_HUP_NOTIFY) ? -EAGAIN : -ERESTARTSYS);
+ return ((info->flags & ASYNC_HUP_NOTIFY) ? -EAGAIN : -ERESTARTSYS);
}

/*
@@ -1032,7 +1032,7 @@ static int rp_open(struct tty_struct *tty, struct file *filp)
/*
* Info->count is now 1; so it's safe to sleep now.
*/
- if ((info->flags & ROCKET_INITIALIZED) == 0) {
+ if ((info->flags & ASYNC_INITIALIZED) == 0) {
cp = &info->channel;
sSetRxTrigger(cp, TRIG_1);
if (sGetChanStatus(cp) & CD_ACT)
@@ -1056,7 +1056,7 @@ static int rp_open(struct tty_struct *tty, struct file *filp)
sEnRxFIFO(cp);
sEnTransmit(cp);

- info->flags |= ROCKET_INITIALIZED;
+ info->flags |= ASYNC_INITIALIZED;

/*
* Set up the tty->alt_speed kludge
@@ -1131,7 +1131,7 @@ static void rp_close(struct tty_struct *tty, struct file *filp)
spin_unlock_irqrestore(&info->slock, flags);
return;
}
- info->flags |= ROCKET_CLOSING;
+ info->flags |= ASYNC_CLOSING;
spin_unlock_irqrestore(&info->slock, flags);

cp = &info->channel;
@@ -1151,7 +1151,7 @@ static void rp_close(struct tty_struct *tty, struct file *filp)
/*
* Wait for the transmit buffer to clear
*/
- if (info->port.closing_wait != ROCKET_CLOSING_WAIT_NONE)
+ if (info->port.closing_wait != ASYNC_CLOSING_WAIT_NONE)
tty_wait_until_sent(tty, info->port.closing_wait);
/*
* Before we drop DTR, make sure the UART transmitter
@@ -1192,7 +1192,7 @@ static void rp_close(struct tty_struct *tty, struct file *filp)
info->xmit_buf = NULL;
}
}
- info->flags &= ~(ROCKET_INITIALIZED | ROCKET_CLOSING | ROCKET_NORMAL_ACTIVE);
+ info->flags &= ~(ASYNC_INITIALIZED | ASYNC_CLOSING | ASYNC_NORMAL_ACTIVE);
tty->closing = 0;
complete_all(&info->close_wait);
atomic_dec(&rp_num_ports_open);
@@ -1649,14 +1649,14 @@ static void rp_hangup(struct tty_struct *tty)
printk(KERN_INFO "rp_hangup of ttyR%d...\n", info->line);
#endif
rp_flush_buffer(tty);
- if (info->flags & ROCKET_CLOSING)
+ if (info->flags & ASYNC_CLOSING)
return;
if (info->port.count)
atomic_dec(&rp_num_ports_open);
clear_bit((info->aiop * 8) + info->chan, (void *) &xmit_flags[info->board]);

info->port.count = 0;
- info->flags &= ~ROCKET_NORMAL_ACTIVE;
+ info->flags &= ~ASYNC_NORMAL_ACTIVE;
info->port.tty = NULL;

cp = &info->channel;
@@ -1666,7 +1666,7 @@ static void rp_hangup(struct tty_struct *tty)
sDisCTSFlowCtl(cp);
sDisTxSoftFlowCtl(cp);
sClrTxXOFF(cp);
- info->flags &= ~ROCKET_INITIALIZED;
+ info->flags &= ~ASYNC_INITIALIZED;

wake_up_interruptible(&info->port.open_wait);
}
diff --git a/drivers/char/rocket.h b/drivers/char/rocket.h
index a8b0919..ec863f3 100644
--- a/drivers/char/rocket.h
+++ b/drivers/char/rocket.h
@@ -39,7 +39,7 @@ struct rocket_version {
/*
* Rocketport flags
*/
-#define ROCKET_CALLOUT_NOHUP 0x00000001
+/*#define ROCKET_CALLOUT_NOHUP 0x00000001 */
#define ROCKET_FORCE_CD 0x00000002
#define ROCKET_HUP_NOTIFY 0x00000004
#define ROCKET_SPLIT_TERMIOS 0x00000008
diff --git a/drivers/char/rocket_int.h b/drivers/char/rocket_int.h
index 21f3ff5..67e0f1e 100644
--- a/drivers/char/rocket_int.h
+++ b/drivers/char/rocket_int.h
@@ -1162,11 +1162,6 @@ struct r_port {
/* number of characters left in xmit buffer before we ask for more */
#define WAKEUP_CHARS 256

-/* Internal flags used only by the rocketport driver */
-#define ROCKET_INITIALIZED 0x80000000 /* Port is active */
-#define ROCKET_CLOSING 0x40000000 /* Serial port is closing */
-#define ROCKET_NORMAL_ACTIVE 0x20000000 /* Normal port is active */
-
/*
* Assigned major numbers for the Comtrol Rocketport
*/