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path: root/drivers/usb/serial/io_edgeport.c
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Diffstat (limited to 'drivers/usb/serial/io_edgeport.c')
-rw-r--r--drivers/usb/serial/io_edgeport.c31
1 files changed, 15 insertions, 16 deletions
diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c
index bdee78cc4a07..1fffda7647f9 100644
--- a/drivers/usb/serial/io_edgeport.c
+++ b/drivers/usb/serial/io_edgeport.c
@@ -220,7 +220,7 @@ struct edgeport_serial {
__u8 rxHeader3; /* receive header byte 3 */
__u8 rxPort; /* the port that we are currently receiving data for */
__u8 rxStatusCode; /* the receive status code */
- __u8 rxStatusParam; /* the receive status paramater */
+ __u8 rxStatusParam; /* the receive status parameter */
__s16 rxBytesRemaining; /* the number of port bytes left to read */
struct usb_serial *serial; /* loop back to the owner of this object */
};
@@ -281,7 +281,7 @@ static int send_iosp_ext_cmd(struct edgeport_port *edge_port, __u8 command,
static int calc_baud_rate_divisor(struct device *dev, int baud_rate, int *divisor);
static void change_port_settings(struct tty_struct *tty,
struct edgeport_port *edge_port,
- struct ktermios *old_termios);
+ const struct ktermios *old_termios);
static int send_cmd_write_uart_register(struct edgeport_port *edge_port,
__u8 regNum, __u8 regValue);
static int write_cmd_usb(struct edgeport_port *edge_port,
@@ -770,11 +770,12 @@ 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 device *dev = &urb->dev->dev;
int status = urb->status;
atomic_dec(&CmdUrbs);
- dev_dbg(&urb->dev->dev, "%s - FREE URB %p (outstanding %d)\n",
- __func__, urb, atomic_read(&CmdUrbs));
+ dev_dbg(dev, "%s - FREE URB %p (outstanding %d)\n", __func__, urb,
+ atomic_read(&CmdUrbs));
/* clean up the transfer buffer */
@@ -784,8 +785,7 @@ static void edge_bulk_out_cmd_callback(struct urb *urb)
usb_free_urb(urb);
if (status) {
- dev_dbg(&urb->dev->dev,
- "%s - nonzero write bulk status received: %d\n",
+ dev_dbg(dev, "%s - nonzero write bulk status received: %d\n",
__func__, status);
return;
}
@@ -901,7 +901,7 @@ static int edge_open(struct tty_struct *tty, struct usb_serial_port *port)
if (!edge_port->open) {
/* open timed out */
- dev_dbg(dev, "%s - open timedout\n", __func__);
+ dev_dbg(dev, "%s - open timeout\n", __func__);
edge_port->openPending = false;
return -ENODEV;
}
@@ -1129,7 +1129,7 @@ static int edge_write(struct tty_struct *tty, struct usb_serial_port *port,
spin_lock_irqsave(&edge_port->ep_lock, flags);
/* calculate number of bytes to put in fifo */
- copySize = min((unsigned int)count,
+ copySize = min_t(unsigned int, count,
(edge_port->txCredits - fifo->count));
dev_dbg(&port->dev, "%s of %d byte(s) Fifo room %d -- will copy %d bytes\n",
@@ -1441,7 +1441,8 @@ static void edge_unthrottle(struct tty_struct *tty)
* the termios structure
*****************************************************************************/
static void edge_set_termios(struct tty_struct *tty,
- struct usb_serial_port *port, struct ktermios *old_termios)
+ struct usb_serial_port *port,
+ const struct ktermios *old_termios)
{
struct edgeport_port *edge_port = usb_get_serial_port_data(port);
@@ -1559,12 +1560,12 @@ static int edge_ioctl(struct tty_struct *tty,
* SerialBreak
* this function sends a break to the port
*****************************************************************************/
-static void edge_break(struct tty_struct *tty, int break_state)
+static int edge_break(struct tty_struct *tty, int break_state)
{
struct usb_serial_port *port = tty->driver_data;
struct edgeport_port *edge_port = usb_get_serial_port_data(port);
struct edgeport_serial *edge_serial = usb_get_serial_data(port->serial);
- int status;
+ int status = 0;
if (!edge_serial->is_epic ||
edge_serial->epic_descriptor.Supports.IOSPChase) {
@@ -1596,6 +1597,8 @@ static void edge_break(struct tty_struct *tty, int break_state)
dev_dbg(&port->dev, "%s - error sending break set/clear command.\n",
__func__);
}
+
+ return status;
}
@@ -2325,7 +2328,7 @@ static int send_cmd_write_uart_register(struct edgeport_port *edge_port,
*****************************************************************************/
static void change_port_settings(struct tty_struct *tty,
- struct edgeport_port *edge_port, struct ktermios *old_termios)
+ struct edgeport_port *edge_port, const struct ktermios *old_termios)
{
struct device *dev = &edge_port->port->dev;
struct edgeport_serial *edge_serial =
@@ -2975,7 +2978,6 @@ static void edge_port_remove(struct usb_serial_port *port)
static struct usb_serial_driver edgeport_2port_device = {
.driver = {
- .owner = THIS_MODULE,
.name = "edgeport_2",
},
.description = "Edgeport 2 port adapter",
@@ -3010,7 +3012,6 @@ static struct usb_serial_driver edgeport_2port_device = {
static struct usb_serial_driver edgeport_4port_device = {
.driver = {
- .owner = THIS_MODULE,
.name = "edgeport_4",
},
.description = "Edgeport 4 port adapter",
@@ -3045,7 +3046,6 @@ static struct usb_serial_driver edgeport_4port_device = {
static struct usb_serial_driver edgeport_8port_device = {
.driver = {
- .owner = THIS_MODULE,
.name = "edgeport_8",
},
.description = "Edgeport 8 port adapter",
@@ -3080,7 +3080,6 @@ static struct usb_serial_driver edgeport_8port_device = {
static struct usb_serial_driver epic_device = {
.driver = {
- .owner = THIS_MODULE,
.name = "epic",
},
.description = "EPiC device",