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path: root/drivers/usb/serial/iuu_phoenix.c
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Diffstat (limited to 'drivers/usb/serial/iuu_phoenix.c')
-rw-r--r--drivers/usb/serial/iuu_phoenix.c62
1 files changed, 33 insertions, 29 deletions
diff --git a/drivers/usb/serial/iuu_phoenix.c b/drivers/usb/serial/iuu_phoenix.c
index a01e987c7d3..e320972cb22 100644
--- a/drivers/usb/serial/iuu_phoenix.c
+++ b/drivers/usb/serial/iuu_phoenix.c
@@ -144,9 +144,10 @@ static void iuu_shutdown(struct usb_serial *serial)
}
}
-static int iuu_tiocmset(struct usb_serial_port *port, struct file *file,
+static int iuu_tiocmset(struct tty_struct *tty, struct file *file,
unsigned int set, unsigned int clear)
{
+ struct usb_serial_port *port = tty->driver_data;
struct iuu_private *priv = usb_get_serial_port_data(port);
unsigned long flags;
@@ -171,8 +172,9 @@ static int iuu_tiocmset(struct usb_serial_port *port, struct file *file,
* When no card , the reader respond with TIOCM_CD
* This is known as CD autodetect mechanism
*/
-static int iuu_tiocmget(struct usb_serial_port *port, struct file *file)
+static int iuu_tiocmget(struct tty_struct *tty, struct file *file)
{
+ struct usb_serial_port *port = tty->driver_data;
struct iuu_private *priv = usb_get_serial_port_data(port);
unsigned long flags;
int rc;
@@ -316,11 +318,10 @@ static int bulk_immediate(struct usb_serial_port *port, u8 *buf, u8 count)
port->bulk_out_endpointAddress), buf,
count, &actual, HZ * 1);
- if (status != IUU_OPERATION_OK) {
+ if (status != IUU_OPERATION_OK)
dbg("%s - error = %2x", __func__, status);
- } else {
+ else
dbg("%s - write OK !", __func__);
- }
return status;
}
@@ -340,12 +341,10 @@ static int read_immediate(struct usb_serial_port *port, u8 *buf, u8 count)
port->bulk_in_endpointAddress), buf,
count, &actual, HZ * 1);
- if (status != IUU_OPERATION_OK) {
+ if (status != IUU_OPERATION_OK)
dbg("%s - error = %2x", __func__, status);
- } else {
+ else
dbg("%s - read OK !", __func__);
- }
-
return status;
}
@@ -630,13 +629,14 @@ static void read_buf_callback(struct urb *urb)
}
dbg("%s - %i chars to write", __func__, urb->actual_length);
- tty = port->tty;
+ tty = tty_port_tty_get(&port->port);
if (data == NULL)
dbg("%s - data is NULL !!!", __func__);
if (tty && urb->actual_length && data) {
tty_insert_flip_string(tty, data, urb->actual_length);
tty_flip_buffer_push(tty);
}
+ tty_kref_put(tty);
iuu_led_activity_on(urb);
}
@@ -752,11 +752,10 @@ static void iuu_uart_read_callback(struct urb *urb)
/* if nothing to write call again rxcmd */
dbg("%s - rxcmd recall", __func__);
iuu_led_activity_off(urb);
- return;
}
-static int iuu_uart_write(struct usb_serial_port *port, const u8 *buf,
- int count)
+static int iuu_uart_write(struct tty_struct *tty, struct usb_serial_port *port,
+ const u8 *buf, int count)
{
struct iuu_private *priv = usb_get_serial_port_data(port);
unsigned long flags;
@@ -769,14 +768,14 @@ static int iuu_uart_write(struct usb_serial_port *port, const u8 *buf,
if (priv->writelen > 0) {
/* buffer already filled but not commited */
spin_unlock_irqrestore(&priv->lock, flags);
- return (0);
+ return 0;
}
/* fill the buffer */
memcpy(priv->writebuf, buf, count);
priv->writelen = count;
spin_unlock_irqrestore(&priv->lock, flags);
- return (count);
+ return count;
}
static void read_rxcmd_callback(struct urb *urb)
@@ -948,7 +947,8 @@ static int set_control_lines(struct usb_device *dev, u8 value)
return 0;
}
-static void iuu_close(struct usb_serial_port *port, struct file *filp)
+static void iuu_close(struct tty_struct *tty,
+ struct usb_serial_port *port, struct file *filp)
{
/* iuu_led (port,255,0,0,0); */
struct usb_serial *serial;
@@ -964,8 +964,8 @@ static void iuu_close(struct usb_serial_port *port, struct file *filp)
iuu_uart_off(port);
if (serial->dev) {
- if (port->tty) {
- c_cflag = port->tty->termios->c_cflag;
+ if (tty) {
+ c_cflag = tty->termios->c_cflag;
if (c_cflag & HUPCL) {
/* drop DTR and RTS */
priv = usb_get_serial_port_data(port);
@@ -989,7 +989,8 @@ static void iuu_close(struct usb_serial_port *port, struct file *filp)
}
}
-static int iuu_open(struct usb_serial_port *port, struct file *filp)
+static int iuu_open(struct tty_struct *tty,
+ struct usb_serial_port *port, struct file *filp)
{
struct usb_serial *serial = port->serial;
u8 *buf;
@@ -1036,15 +1037,17 @@ static int iuu_open(struct usb_serial_port *port, struct file *filp)
/* set the termios structure */
spin_lock_irqsave(&priv->lock, flags);
- if (!priv->termios_initialized) {
- *(port->tty->termios) = tty_std_termios;
- port->tty->termios->c_cflag = CLOCAL | CREAD | CS8 | B9600
- | TIOCM_CTS | CSTOPB | PARENB;
- port->tty->termios->c_lflag = 0;
- port->tty->termios->c_oflag = 0;
- port->tty->termios->c_iflag = 0;
+ if (tty && !priv->termios_initialized) {
+ *(tty->termios) = tty_std_termios;
+ tty->termios->c_cflag = CLOCAL | CREAD | CS8 | B9600
+ | TIOCM_CTS | CSTOPB | PARENB;
+ tty->termios->c_ispeed = 9600;
+ tty->termios->c_ospeed = 9600;
+ tty->termios->c_lflag = 0;
+ tty->termios->c_oflag = 0;
+ tty->termios->c_iflag = 0;
priv->termios_initialized = 1;
- port->tty->low_latency = 1;
+ tty->low_latency = 1;
priv->poll = 0;
}
spin_unlock_irqrestore(&priv->lock, flags);
@@ -1148,7 +1151,7 @@ static int iuu_open(struct usb_serial_port *port, struct file *filp)
if (result) {
dev_err(&port->dev, "%s - failed submitting read urb,"
" error %d\n", __func__, result);
- iuu_close(port, NULL);
+ iuu_close(tty, port, NULL);
return -EPROTO;
} else {
dbg("%s - rxcmd OK", __func__);
@@ -1182,7 +1185,8 @@ static int __init iuu_init(void)
retval = usb_register(&iuu_driver);
if (retval)
goto failed_usb_register;
- info(DRIVER_DESC " " DRIVER_VERSION);
+ printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ":"
+ DRIVER_DESC "\n");
return 0;
failed_usb_register:
usb_serial_deregister(&iuu_device);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-09 19:54:37 +0000