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-rw-r--r--drivers/usb/class/cdc-acm.c7
-rw-r--r--drivers/usb/serial/digi_acceleport.c17
-rw-r--r--drivers/usb/serial/io_edgeport.c28
-rw-r--r--drivers/usb/serial/keyspan_pda.c6
-rw-r--r--drivers/usb/serial/mos7720.c8
-rw-r--r--drivers/usb/serial/mos7840.c7
-rw-r--r--drivers/usb/serial/ti_usb_3410_5052.c7
-rw-r--r--drivers/usb/serial/usb-serial.c10
8 files changed, 18 insertions, 72 deletions
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 8ac25ad..755766e 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -475,15 +475,10 @@ static void acm_write_bulk(struct urb *urb)
static void acm_softint(struct work_struct *work)
{
struct acm *acm = container_of(work, struct acm, work);
- struct tty_struct *tty;
dev_vdbg(&acm->data->dev, "%s\n", __func__);
- tty = tty_port_tty_get(&acm->port);
- if (!tty)
- return;
- tty_wakeup(tty);
- tty_kref_put(tty);
+ tty_port_tty_wakeup(&acm->port);
}
/*
diff --git a/drivers/usb/serial/digi_acceleport.c b/drivers/usb/serial/digi_acceleport.c
index ebe45fa..3119158 100644
--- a/drivers/usb/serial/digi_acceleport.c
+++ b/drivers/usb/serial/digi_acceleport.c
@@ -210,7 +210,6 @@ struct digi_port {
/* Local Function Declarations */
-static void digi_wakeup_write(struct usb_serial_port *port);
static void digi_wakeup_write_lock(struct work_struct *work);
static int digi_write_oob_command(struct usb_serial_port *port,
unsigned char *buf, int count, int interruptible);
@@ -374,20 +373,10 @@ static void digi_wakeup_write_lock(struct work_struct *work)
unsigned long flags;
spin_lock_irqsave(&priv->dp_port_lock, flags);
- digi_wakeup_write(port);
+ tty_port_tty_wakeup(&port->port);
spin_unlock_irqrestore(&priv->dp_port_lock, flags);
}
-static void digi_wakeup_write(struct usb_serial_port *port)
-{
- struct tty_struct *tty = tty_port_tty_get(&port->port);
- if (tty) {
- tty_wakeup(tty);
- tty_kref_put(tty);
- }
-}
-
-
/*
* Digi Write OOB Command
*
@@ -1044,7 +1033,7 @@ static void digi_write_bulk_callback(struct urb *urb)
}
}
/* wake up processes sleeping on writes immediately */
- digi_wakeup_write(port);
+ tty_port_tty_wakeup(&port->port);
/* also queue up a wakeup at scheduler time, in case we */
/* lost the race in write_chan(). */
schedule_work(&priv->dp_wakeup_work);
@@ -1522,7 +1511,7 @@ static int digi_read_oob_callback(struct urb *urb)
/* port must be open to use tty struct */
if (rts) {
tty->hw_stopped = 0;
- digi_wakeup_write(port);
+ tty_port_tty_wakeup(&port->port);
}
} else {
priv->dp_modem_signals &= ~TIOCM_CTS;
diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c
index b00e5cb..44e5208 100644
--- a/drivers/usb/serial/io_edgeport.c
+++ b/drivers/usb/serial/io_edgeport.c
@@ -565,7 +565,6 @@ static void edge_interrupt_callback(struct urb *urb)
struct device *dev;
struct edgeport_port *edge_port;
struct usb_serial_port *port;
- struct tty_struct *tty;
unsigned char *data = urb->transfer_buffer;
int length = urb->actual_length;
int bytes_avail;
@@ -644,12 +643,7 @@ static void edge_interrupt_callback(struct urb *urb)
/* tell the tty driver that something
has changed */
- tty = tty_port_tty_get(
- &edge_port->port->port);
- if (tty) {
- tty_wakeup(tty);
- tty_kref_put(tty);
- }
+ tty_port_tty_wakeup(&edge_port->port->port);
/* Since we have more credit, check
if more data can be sent */
send_more_port_data(edge_serial,
@@ -738,7 +732,6 @@ static void edge_bulk_in_callback(struct urb *urb)
static void edge_bulk_out_data_callback(struct urb *urb)
{
struct edgeport_port *edge_port = urb->context;
- struct tty_struct *tty;
int status = urb->status;
if (status) {
@@ -747,14 +740,8 @@ static void edge_bulk_out_data_callback(struct urb *urb)
__func__, status);
}
- tty = tty_port_tty_get(&edge_port->port->port);
-
- if (tty && edge_port->open) {
- /* let the tty driver wakeup if it has a special
- write_wakeup function */
- tty_wakeup(tty);
- }
- tty_kref_put(tty);
+ if (edge_port->open)
+ tty_port_tty_wakeup(&edge_port->port->port);
/* Release the Write URB */
edge_port->write_in_progress = false;
@@ -773,7 +760,6 @@ static void edge_bulk_out_data_callback(struct urb *urb)
static void edge_bulk_out_cmd_callback(struct urb *urb)
{
struct edgeport_port *edge_port = urb->context;
- struct tty_struct *tty;
int status = urb->status;
atomic_dec(&CmdUrbs);
@@ -794,13 +780,9 @@ static void edge_bulk_out_cmd_callback(struct urb *urb)
return;
}
- /* Get pointer to tty */
- tty = tty_port_tty_get(&edge_port->port->port);
-
/* tell the tty driver that something has changed */
- if (tty && edge_port->open)
- tty_wakeup(tty);
- tty_kref_put(tty);
+ if (edge_port->open)
+ tty_port_tty_wakeup(&edge_port->port->port);
/* we have completed the command */
edge_port->commandPending = false;
diff --git a/drivers/usb/serial/keyspan_pda.c b/drivers/usb/serial/keyspan_pda.c
index 3b17d5d..2230223 100644
--- a/drivers/usb/serial/keyspan_pda.c
+++ b/drivers/usb/serial/keyspan_pda.c
@@ -104,10 +104,8 @@ static void keyspan_pda_wakeup_write(struct work_struct *work)
struct keyspan_pda_private *priv =
container_of(work, struct keyspan_pda_private, wakeup_work);
struct usb_serial_port *port = priv->port;
- struct tty_struct *tty = tty_port_tty_get(&port->port);
- if (tty)
- tty_wakeup(tty);
- tty_kref_put(tty);
+
+ tty_port_tty_wakeup(&port->port);
}
static void keyspan_pda_request_unthrottle(struct work_struct *work)
diff --git a/drivers/usb/serial/mos7720.c b/drivers/usb/serial/mos7720.c
index e0ebec3..e956eae 100644
--- a/drivers/usb/serial/mos7720.c
+++ b/drivers/usb/serial/mos7720.c
@@ -932,7 +932,6 @@ static void mos7720_bulk_in_callback(struct urb *urb)
static void mos7720_bulk_out_data_callback(struct urb *urb)
{
struct moschip_port *mos7720_port;
- struct tty_struct *tty;
int status = urb->status;
if (status) {
@@ -946,11 +945,8 @@ static void mos7720_bulk_out_data_callback(struct urb *urb)
return ;
}
- tty = tty_port_tty_get(&mos7720_port->port->port);
-
- if (tty && mos7720_port->open)
- tty_wakeup(tty);
- tty_kref_put(tty);
+ if (mos7720_port->open)
+ tty_port_tty_wakeup(&mos7720_port->port->port);
}
/*
diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c
index 809fb32..08284d2 100644
--- a/drivers/usb/serial/mos7840.c
+++ b/drivers/usb/serial/mos7840.c
@@ -814,7 +814,6 @@ static void mos7840_bulk_out_data_callback(struct urb *urb)
{
struct moschip_port *mos7840_port;
struct usb_serial_port *port;
- struct tty_struct *tty;
int status = urb->status;
int i;
@@ -837,10 +836,8 @@ static void mos7840_bulk_out_data_callback(struct urb *urb)
if (mos7840_port_paranoia_check(port, __func__))
return;
- tty = tty_port_tty_get(&port->port);
- if (tty && mos7840_port->open)
- tty_wakeup(tty);
- tty_kref_put(tty);
+ if (mos7840_port->open)
+ tty_port_tty_wakeup(&port->port);
}
diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c
index 39cb9b8..437f2d5 100644
--- a/drivers/usb/serial/ti_usb_3410_5052.c
+++ b/drivers/usb/serial/ti_usb_3410_5052.c
@@ -1227,7 +1227,6 @@ static void ti_send(struct ti_port *tport)
{
int count, result;
struct usb_serial_port *port = tport->tp_port;
- struct tty_struct *tty = tty_port_tty_get(&port->port); /* FIXME */
unsigned long flags;
spin_lock_irqsave(&tport->tp_lock, flags);
@@ -1268,14 +1267,12 @@ static void ti_send(struct ti_port *tport)
}
/* more room in the buffer for new writes, wakeup */
- if (tty)
- tty_wakeup(tty);
- tty_kref_put(tty);
+ tty_port_tty_wakeup(&port->port);
+
wake_up_interruptible(&tport->tp_write_wait);
return;
unlock:
spin_unlock_irqrestore(&tport->tp_lock, flags);
- tty_kref_put(tty);
return;
}
diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c
index a19ed74..2df8484 100644
--- a/drivers/usb/serial/usb-serial.c
+++ b/drivers/usb/serial/usb-serial.c
@@ -541,16 +541,8 @@ static void usb_serial_port_work(struct work_struct *work)
{
struct usb_serial_port *port =
container_of(work, struct usb_serial_port, work);
- struct tty_struct *tty;
- tty = tty_port_tty_get(&port->port);
- if (!tty)
- return;
-
- dev_dbg(tty->dev, "%s - port %d\n", __func__, port->number);
-
- tty_wakeup(tty);
- tty_kref_put(tty);
+ tty_port_tty_wakeup(&port->port);
}
static void kill_traffic(struct usb_serial_port *port)