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path: root/drivers/usb/serial/generic.c
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Diffstat (limited to 'drivers/usb/serial/generic.c')
-rw-r--r--drivers/usb/serial/generic.c68
1 files changed, 15 insertions, 53 deletions
diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c
index 664deb63807c..105a6d898ca4 100644
--- a/drivers/usb/serial/generic.c
+++ b/drivers/usb/serial/generic.c
@@ -28,9 +28,6 @@ static int debug;
#ifdef CONFIG_USB_SERIAL_GENERIC
-static int generic_probe(struct usb_interface *interface,
- const struct usb_device_id *id);
-
static __u16 vendor = 0x05f9;
static __u16 product = 0xffff;
@@ -49,13 +46,6 @@ static const struct usb_device_id generic_serial_ids[] = {
{}
};
-static struct usb_driver generic_driver = {
- .name = "usbserial_generic",
- .probe = generic_probe,
- .disconnect = usb_serial_disconnect,
- .id_table = generic_serial_ids,
-};
-
/* All of the device info needed for the Generic Serial Converter */
struct usb_serial_driver usb_serial_generic_device = {
.driver = {
@@ -75,16 +65,6 @@ static struct usb_serial_driver * const serial_drivers[] = {
&usb_serial_generic_device, NULL
};
-static int generic_probe(struct usb_interface *interface,
- const struct usb_device_id *id)
-{
- const struct usb_device_id *id_pattern;
-
- id_pattern = usb_match_id(interface, generic_device_ids);
- if (id_pattern != NULL)
- return usb_serial_probe(interface, id);
- return -ENODEV;
-}
#endif
int usb_serial_generic_register(int _debug)
@@ -99,7 +79,7 @@ int usb_serial_generic_register(int _debug)
USB_DEVICE_ID_MATCH_VENDOR | USB_DEVICE_ID_MATCH_PRODUCT;
/* register our generic driver with ourselves */
- retval = usb_serial_register_drivers(&generic_driver, serial_drivers);
+ retval = usb_serial_register_drivers(serial_drivers, "usbserial_generic", generic_serial_ids);
#endif
return retval;
}
@@ -108,7 +88,7 @@ void usb_serial_generic_deregister(void)
{
#ifdef CONFIG_USB_SERIAL_GENERIC
/* remove our generic driver */
- usb_serial_deregister_drivers(&generic_driver, serial_drivers);
+ usb_serial_deregister_drivers(serial_drivers);
#endif
}
@@ -117,8 +97,6 @@ int usb_serial_generic_open(struct tty_struct *tty, struct usb_serial_port *port
int result = 0;
unsigned long flags;
- dbg("%s - port %d", __func__, port->number);
-
/* clear the throttle flags */
spin_lock_irqsave(&port->lock, flags);
port->throttled = 0;
@@ -139,12 +117,9 @@ static void generic_cleanup(struct usb_serial_port *port)
unsigned long flags;
int i;
- dbg("%s - port %d", __func__, port->number);
-
if (serial->dev) {
/* shutdown any bulk transfers that might be going on */
if (port->bulk_out_size) {
- usb_kill_urb(port->write_urb);
for (i = 0; i < ARRAY_SIZE(port->write_urbs); ++i)
usb_kill_urb(port->write_urbs[i]);
@@ -161,7 +136,6 @@ static void generic_cleanup(struct usb_serial_port *port)
void usb_serial_generic_close(struct usb_serial_port *port)
{
- dbg("%s - port %d", __func__, port->number);
generic_cleanup(port);
}
EXPORT_SYMBOL_GPL(usb_serial_generic_close);
@@ -249,8 +223,6 @@ int usb_serial_generic_write(struct tty_struct *tty,
{
int result;
- dbg("%s - port %d", __func__, port->number);
-
/* only do something if we have a bulk out endpoint */
if (!port->bulk_out_size)
return -ENODEV;
@@ -273,8 +245,6 @@ int usb_serial_generic_write_room(struct tty_struct *tty)
unsigned long flags;
int room;
- dbg("%s - port %d", __func__, port->number);
-
if (!port->bulk_out_size)
return 0;
@@ -282,7 +252,7 @@ int usb_serial_generic_write_room(struct tty_struct *tty)
room = kfifo_avail(&port->write_fifo);
spin_unlock_irqrestore(&port->lock, flags);
- dbg("%s - returns %d", __func__, room);
+ dev_dbg(&port->dev, "%s - returns %d\n", __func__, room);
return room;
}
@@ -292,8 +262,6 @@ int usb_serial_generic_chars_in_buffer(struct tty_struct *tty)
unsigned long flags;
int chars;
- dbg("%s - port %d", __func__, port->number);
-
if (!port->bulk_out_size)
return 0;
@@ -301,7 +269,7 @@ int usb_serial_generic_chars_in_buffer(struct tty_struct *tty)
chars = kfifo_len(&port->write_fifo) + port->tx_bytes;
spin_unlock_irqrestore(&port->lock, flags);
- dbg("%s - returns %d", __func__, chars);
+ dev_dbg(&port->dev, "%s - returns %d\n", __func__, chars);
return chars;
}
@@ -313,7 +281,8 @@ static int usb_serial_generic_submit_read_urb(struct usb_serial_port *port,
if (!test_and_clear_bit(index, &port->read_urbs_free))
return 0;
- dbg("%s - port %d, urb %d\n", __func__, port->number, index);
+ dev_dbg(&port->dev, "%s - port %d, urb %d\n", __func__,
+ port->number, index);
res = usb_submit_urb(port->read_urbs[index], mem_flags);
if (res) {
@@ -335,8 +304,6 @@ int usb_serial_generic_submit_read_urbs(struct usb_serial_port *port,
int res;
int i;
- dbg("%s - port %d", __func__, port->number);
-
for (i = 0; i < ARRAY_SIZE(port->read_urbs); ++i) {
res = usb_serial_generic_submit_read_urb(port, i, mem_flags);
if (res)
@@ -395,10 +362,12 @@ void usb_serial_generic_read_bulk_callback(struct urb *urb)
}
set_bit(i, &port->read_urbs_free);
- dbg("%s - port %d, urb %d, len %d\n", __func__, port->number, i,
- urb->actual_length);
+ dev_dbg(&port->dev, "%s - port %d, urb %d, len %d\n",
+ __func__, port->number, i, urb->actual_length);
+
if (urb->status) {
- dbg("%s - non-zero urb status: %d\n", __func__, urb->status);
+ dev_dbg(&port->dev, "%s - non-zero urb status: %d\n",
+ __func__, urb->status);
return;
}
@@ -424,8 +393,6 @@ void usb_serial_generic_write_bulk_callback(struct urb *urb)
int status = urb->status;
int i;
- dbg("%s - port %d", __func__, port->number);
-
for (i = 0; i < ARRAY_SIZE(port->write_urbs); ++i)
if (port->write_urbs[i] == urb)
break;
@@ -436,7 +403,8 @@ void usb_serial_generic_write_bulk_callback(struct urb *urb)
spin_unlock_irqrestore(&port->lock, flags);
if (status) {
- dbg("%s - non-zero urb status: %d", __func__, status);
+ dev_dbg(&port->dev, "%s - non-zero urb status: %d\n",
+ __func__, status);
spin_lock_irqsave(&port->lock, flags);
kfifo_reset_out(&port->write_fifo);
@@ -454,8 +422,6 @@ void usb_serial_generic_throttle(struct tty_struct *tty)
struct usb_serial_port *port = tty->driver_data;
unsigned long flags;
- dbg("%s - port %d", __func__, port->number);
-
/* Set the throttle request flag. It will be picked up
* by usb_serial_generic_read_bulk_callback(). */
spin_lock_irqsave(&port->lock, flags);
@@ -469,8 +435,6 @@ void usb_serial_generic_unthrottle(struct tty_struct *tty)
struct usb_serial_port *port = tty->driver_data;
int was_throttled;
- dbg("%s - port %d", __func__, port->number);
-
/* Clear the throttle flags */
spin_lock_irq(&port->lock);
was_throttled = port->throttled;
@@ -525,7 +489,8 @@ void usb_serial_handle_dcd_change(struct usb_serial_port *usb_port,
{
struct tty_port *port = &usb_port->port;
- dbg("%s - port %d, status %d", __func__, usb_port->number, status);
+ dev_dbg(&usb_port->dev, "%s - port %d, status %d\n", __func__,
+ usb_port->number, status);
if (status)
wake_up_interruptible(&port->open_wait);
@@ -566,8 +531,6 @@ void usb_serial_generic_disconnect(struct usb_serial *serial)
{
int i;
- dbg("%s", __func__);
-
/* stop reads and writes on all ports */
for (i = 0; i < serial->num_ports; ++i)
generic_cleanup(serial->port[i]);
@@ -576,5 +539,4 @@ EXPORT_SYMBOL_GPL(usb_serial_generic_disconnect);
void usb_serial_generic_release(struct usb_serial *serial)
{
- dbg("%s", __func__);
}