diff options
Diffstat (limited to 'drivers/usb/serial/io_ti.c')
| -rw-r--r-- | drivers/usb/serial/io_ti.c | 32 |
1 files changed, 12 insertions, 20 deletions
diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c index 641ab3da2d83..c23776679f70 100644 --- a/drivers/usb/serial/io_ti.c +++ b/drivers/usb/serial/io_ti.c @@ -201,8 +201,8 @@ static int closing_wait = EDGE_CLOSING_WAIT; static bool ignore_cpu_rev; static int default_uart_mode; /* RS232 */ -static void edge_tty_recv(struct device *dev, struct tty_struct *tty, - unsigned char *data, int length); +static void edge_tty_recv(struct usb_serial_port *port, unsigned char *data, + int length); static void stop_read(struct edgeport_port *edge_port); static int restart_read(struct edgeport_port *edge_port); @@ -1484,7 +1484,6 @@ static void handle_new_lsr(struct edgeport_port *edge_port, int lsr_data, struct async_icount *icount; __u8 new_lsr = (__u8)(lsr & (__u8)(LSR_OVER_ERR | LSR_PAR_ERR | LSR_FRM_ERR | LSR_BREAK)); - struct tty_struct *tty; dev_dbg(&edge_port->port->dev, "%s - %02x\n", __func__, new_lsr); @@ -1498,13 +1497,8 @@ static void handle_new_lsr(struct edgeport_port *edge_port, int lsr_data, new_lsr &= (__u8)(LSR_OVER_ERR | LSR_BREAK); /* Place LSR data byte into Rx buffer */ - if (lsr_data) { - tty = tty_port_tty_get(&edge_port->port->port); - if (tty) { - edge_tty_recv(&edge_port->port->dev, tty, &data, 1); - tty_kref_put(tty); - } - } + if (lsr_data) + edge_tty_recv(edge_port->port, &data, 1); /* update input line counters */ icount = &edge_port->icount; @@ -1620,7 +1614,6 @@ static void edge_bulk_in_callback(struct urb *urb) struct edgeport_port *edge_port = urb->context; struct device *dev = &edge_port->port->dev; unsigned char *data = urb->transfer_buffer; - struct tty_struct *tty; int retval = 0; int port_number; int status = urb->status; @@ -1659,17 +1652,16 @@ static void edge_bulk_in_callback(struct urb *urb) ++data; } - tty = tty_port_tty_get(&edge_port->port->port); - if (tty && urb->actual_length) { + if (urb->actual_length) { usb_serial_debug_data(dev, __func__, urb->actual_length, data); if (edge_port->close_pending) dev_dbg(dev, "%s - close pending, dropping data on the floor\n", __func__); else - edge_tty_recv(dev, tty, data, urb->actual_length); + edge_tty_recv(edge_port->port, data, + urb->actual_length); edge_port->icount.rx += urb->actual_length; } - tty_kref_put(tty); exit: /* continue read unless stopped */ @@ -1684,16 +1676,16 @@ exit: dev_err(dev, "%s - usb_submit_urb failed with result %d\n", __func__, retval); } -static void edge_tty_recv(struct device *dev, struct tty_struct *tty, - unsigned char *data, int length) +static void edge_tty_recv(struct usb_serial_port *port, unsigned char *data, + int length) { int queued; - queued = tty_insert_flip_string(tty, data, length); + queued = tty_insert_flip_string(&port->port, data, length); if (queued < length) - dev_err(dev, "%s - dropping data, %d bytes lost\n", + dev_err(&port->dev, "%s - dropping data, %d bytes lost\n", __func__, length - queued); - tty_flip_buffer_push(tty); + tty_flip_buffer_push(&port->port); } static void edge_bulk_out_callback(struct urb *urb) |