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path: root/drivers/usb/serial/sierra.c
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Diffstat (limited to 'drivers/usb/serial/sierra.c')
-rw-r--r--drivers/usb/serial/sierra.c88
1 files changed, 49 insertions, 39 deletions
diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c
index ea1a103c99b..0f2b67244af 100644
--- a/drivers/usb/serial/sierra.c
+++ b/drivers/usb/serial/sierra.c
@@ -247,7 +247,7 @@ static int sierra_send_setup(struct tty_struct *tty,
struct sierra_port_private *portdata;
__u16 interface = 0;
- dbg("%s", __func__);
+ dev_dbg(&port->dev, "%s", __func__);
portdata = usb_get_serial_port_data(port);
@@ -284,7 +284,7 @@ static int sierra_send_setup(struct tty_struct *tty,
static void sierra_set_termios(struct tty_struct *tty,
struct usb_serial_port *port, struct ktermios *old_termios)
{
- dbg("%s", __func__);
+ dev_dbg(&port->dev, "%s", __func__);
tty_termios_copy_hw(tty->termios, old_termios);
sierra_send_setup(tty, port);
}
@@ -295,6 +295,7 @@ static int sierra_tiocmget(struct tty_struct *tty, struct file *file)
unsigned int value;
struct sierra_port_private *portdata;
+ dev_dbg(&port->dev, "%s", __func__);
portdata = usb_get_serial_port_data(port);
value = ((portdata->rts_state) ? TIOCM_RTS : 0) |
@@ -334,14 +335,14 @@ static void sierra_outdat_callback(struct urb *urb)
int status = urb->status;
unsigned long flags;
- dbg("%s - port %d", __func__, port->number);
+ dev_dbg(&port->dev, "%s - port %d", __func__, port->number);
/* free up the transfer buffer, as usb_free_urb() does not do this */
kfree(urb->transfer_buffer);
if (status)
- dbg("%s - nonzero write bulk status received: %d",
- __func__, status);
+ dev_dbg(&port->dev, "%s - nonzero write bulk status "
+ "received: %d", __func__, status);
spin_lock_irqsave(&portdata->lock, flags);
--portdata->outstanding_urbs;
@@ -363,12 +364,12 @@ static int sierra_write(struct tty_struct *tty, struct usb_serial_port *port,
portdata = usb_get_serial_port_data(port);
- dbg("%s: write (%d chars)", __func__, count);
+ dev_dbg(&port->dev, "%s: write (%d chars)", __func__, count);
spin_lock_irqsave(&portdata->lock, flags);
if (portdata->outstanding_urbs > N_OUT_URB) {
spin_unlock_irqrestore(&portdata->lock, flags);
- dbg("%s - write limit hit\n", __func__);
+ dev_dbg(&port->dev, "%s - write limit hit\n", __func__);
return 0;
}
portdata->outstanding_urbs++;
@@ -437,17 +438,18 @@ static void sierra_indat_callback(struct urb *urb)
port = urb->context;
if (status) {
- dbg("%s: nonzero status: %d on endpoint %02x.",
- __func__, status, endpoint);
+ dev_dbg(&port->dev, "%s: nonzero status: %d on"
+ " endpoint %02x.", __func__, status, endpoint);
} else {
- tty = port->port.tty;
if (urb->actual_length) {
+ tty = tty_port_tty_get(&port->port);
tty_buffer_request_room(tty, urb->actual_length);
tty_insert_flip_string(tty, data, urb->actual_length);
tty_flip_buffer_push(tty);
- } else {
- dbg("%s: empty read urb received", __func__);
- }
+ tty_kref_put(tty);
+ } else
+ dev_dbg(&port->dev, "%s: empty read urb"
+ " received", __func__);
/* Resubmit urb so we continue receiving */
if (port->port.count && status != -ESHUTDOWN) {
@@ -468,15 +470,17 @@ static void sierra_instat_callback(struct urb *urb)
struct sierra_port_private *portdata = usb_get_serial_port_data(port);
struct usb_serial *serial = port->serial;
- dbg("%s", __func__);
- dbg("%s: urb %p port %p has data %p", __func__, urb, port, portdata);
+ dev_dbg(&port->dev, "%s", __func__);
+ dev_dbg(&port->dev, "%s: urb %p port %p has data %p", __func__,
+ urb, port, portdata);
if (status == 0) {
struct usb_ctrlrequest *req_pkt =
(struct usb_ctrlrequest *)urb->transfer_buffer;
if (!req_pkt) {
- dbg("%s: NULL req_pkt\n", __func__);
+ dev_dbg(&port->dev, "%s: NULL req_pkt\n",
+ __func__);
return;
}
if ((req_pkt->bRequestType == 0xA1) &&
@@ -485,8 +489,10 @@ static void sierra_instat_callback(struct urb *urb)
unsigned char signals = *((unsigned char *)
urb->transfer_buffer +
sizeof(struct usb_ctrlrequest));
+ struct tty_struct *tty;
- dbg("%s: signal x%x", __func__, signals);
+ dev_dbg(&port->dev, "%s: signal x%x", __func__,
+ signals);
old_dcd_state = portdata->dcd_state;
portdata->cts_state = 1;
@@ -494,23 +500,26 @@ static void sierra_instat_callback(struct urb *urb)
portdata->dsr_state = ((signals & 0x02) ? 1 : 0);
portdata->ri_state = ((signals & 0x08) ? 1 : 0);
- if (port->port.tty && !C_CLOCAL(port->port.tty) &&
+ tty = tty_port_tty_get(&port->port);
+ if (tty && !C_CLOCAL(tty) &&
old_dcd_state && !portdata->dcd_state)
- tty_hangup(port->port.tty);
+ tty_hangup(tty);
+ tty_kref_put(tty);
} else {
- dbg("%s: type %x req %x", __func__,
- req_pkt->bRequestType, req_pkt->bRequest);
+ dev_dbg(&port->dev, "%s: type %x req %x",
+ __func__, req_pkt->bRequestType,
+ req_pkt->bRequest);
}
} else
- dbg("%s: error %d", __func__, status);
+ dev_dbg(&port->dev, "%s: error %d", __func__, status);
/* Resubmit urb so we continue receiving IRQ data */
if (status != -ESHUTDOWN) {
urb->dev = serial->dev;
err = usb_submit_urb(urb, GFP_ATOMIC);
if (err)
- dbg("%s: resubmit intr urb failed. (%d)",
- __func__, err);
+ dev_dbg(&port->dev, "%s: resubmit intr urb "
+ "failed. (%d)", __func__, err);
}
}
@@ -520,14 +529,14 @@ static int sierra_write_room(struct tty_struct *tty)
struct sierra_port_private *portdata = usb_get_serial_port_data(port);
unsigned long flags;
- dbg("%s - port %d", __func__, port->number);
+ dev_dbg(&port->dev, "%s - port %d", __func__, port->number);
/* try to give a good number back based on if we have any free urbs at
* this point in time */
spin_lock_irqsave(&portdata->lock, flags);
if (portdata->outstanding_urbs > N_OUT_URB * 2 / 3) {
spin_unlock_irqrestore(&portdata->lock, flags);
- dbg("%s - write limit hit\n", __func__);
+ dev_dbg(&port->dev, "%s - write limit hit\n", __func__);
return 0;
}
spin_unlock_irqrestore(&portdata->lock, flags);
@@ -546,7 +555,7 @@ static int sierra_open(struct tty_struct *tty,
portdata = usb_get_serial_port_data(port);
- dbg("%s", __func__);
+ dev_dbg(&port->dev, "%s", __func__);
/* Set some sane defaults */
portdata->rts_state = 1;
@@ -558,8 +567,8 @@ static int sierra_open(struct tty_struct *tty,
if (!urb)
continue;
if (urb->dev != serial->dev) {
- dbg("%s: dev %p != %p", __func__,
- urb->dev, serial->dev);
+ dev_dbg(&port->dev, "%s: dev %p != %p",
+ __func__, urb->dev, serial->dev);
continue;
}
@@ -598,7 +607,7 @@ static void sierra_close(struct tty_struct *tty,
struct usb_serial *serial = port->serial;
struct sierra_port_private *portdata;
- dbg("%s", __func__);
+ dev_dbg(&port->dev, "%s", __func__);
portdata = usb_get_serial_port_data(port);
portdata->rts_state = 0;
@@ -616,8 +625,7 @@ static void sierra_close(struct tty_struct *tty,
}
usb_kill_urb(port->interrupt_in_urb);
-
- port->port.tty = NULL; /* FIXME */
+ tty_port_tty_set(&port->port, NULL);
}
static int sierra_startup(struct usb_serial *serial)
@@ -628,7 +636,7 @@ static int sierra_startup(struct usb_serial *serial)
int i;
int j;
- dbg("%s", __func__);
+ dev_dbg(&serial->dev->dev, "%s", __func__);
/* Set Device mode to D0 */
sierra_set_power_state(serial->dev, 0x0000);
@@ -642,8 +650,9 @@ static int sierra_startup(struct usb_serial *serial)
port = serial->port[i];
portdata = kzalloc(sizeof(*portdata), GFP_KERNEL);
if (!portdata) {
- dbg("%s: kmalloc for sierra_port_private (%d) failed!.",
- __func__, i);
+ dev_dbg(&port->dev, "%s: kmalloc for "
+ "sierra_port_private (%d) failed!.",
+ __func__, i);
return -ENOMEM;
}
spin_lock_init(&portdata->lock);
@@ -663,8 +672,8 @@ static int sierra_startup(struct usb_serial *serial)
for (j = 0; j < N_IN_URB; ++j) {
urb = usb_alloc_urb(0, GFP_KERNEL);
if (urb == NULL) {
- dbg("%s: alloc for in port failed.",
- __func__);
+ dev_dbg(&port->dev, "%s: alloc for in "
+ "port failed.", __func__);
continue;
}
/* Fill URB using supplied data. */
@@ -686,7 +695,7 @@ static void sierra_shutdown(struct usb_serial *serial)
struct usb_serial_port *port;
struct sierra_port_private *portdata;
- dbg("%s", __func__);
+ dev_dbg(&serial->dev->dev, "%s", __func__);
for (i = 0; i < serial->num_ports; ++i) {
port = serial->port[i];
@@ -741,7 +750,8 @@ static int __init sierra_init(void)
if (retval)
goto failed_driver_register;
- info(DRIVER_DESC ": " DRIVER_VERSION);
+ printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ":"
+ DRIVER_DESC "\n");
return 0;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-16 01:06:55 +0000