Switch to the generic get_icount implementation.
Note that the interrupt counters will no longer be reset at open which
is in accordance with which how the other drivers work.
Signed-off-by: Johan Hovold <jhov...@gmail.com>
---
drivers/usb/serial/io_ti.c | 39 ++++++++-------------------------------
1 file changed, 8 insertions(+), 31 deletions(-)
diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c
index ada2d22..db12f02 100644
--- a/drivers/usb/serial/io_ti.c
+++ b/drivers/usb/serial/io_ti.c
@@ -86,7 +86,6 @@ struct edgeport_port {
int baud_rate;
int close_pending;
int lsr_event;
- struct async_icount icount;
wait_queue_head_t delta_msr_wait; /* for handling sleeping while
waiting for msr change to
happen */
@@ -1448,7 +1447,7 @@ static void handle_new_msr(struct edgeport_port
*edge_port, __u8 msr)
if (msr & (EDGEPORT_MSR_DELTA_CTS | EDGEPORT_MSR_DELTA_DSR |
EDGEPORT_MSR_DELTA_RI | EDGEPORT_MSR_DELTA_CD)) {
- icount = &edge_port->icount;
+ icount = &edge_port->port->icount;
/* update input line counters */
if (msr & EDGEPORT_MSR_DELTA_CTS)
@@ -1501,7 +1500,7 @@ static void handle_new_lsr(struct edgeport_port
*edge_port, int lsr_data,
edge_tty_recv(edge_port->port, &data, 1);
/* update input line counters */
- icount = &edge_port->icount;
+ icount = &edge_port->port->icount;
if (new_lsr & LSR_BREAK)
icount->brk++;
if (new_lsr & LSR_OVER_ERR)
@@ -1660,7 +1659,7 @@ static void edge_bulk_in_callback(struct urb *urb)
else
edge_tty_recv(edge_port->port, data,
urb->actual_length);
- edge_port->icount.rx += urb->actual_length;
+ edge_port->port->icount.rx += urb->actual_length;
}
exit:
@@ -1753,7 +1752,6 @@ static int edge_open(struct tty_struct *tty, struct
usb_serial_port *port)
dev = port->serial->dev;
- memset(&(edge_port->icount), 0x00, sizeof(edge_port->icount));
init_waitqueue_head(&edge_port->delta_msr_wait);
/* turn off loopback */
@@ -2003,7 +2001,7 @@ static void edge_send(struct tty_struct *tty)
edge_port->ep_write_urb_in_use = 0;
/* TODO: reschedule edge_send */
} else
- edge_port->icount.tx += count;
+ edge_port->port->icount.tx += count;
/* wakeup any process waiting for writes to complete */
/* there is now more room in the buffer for new writes */
@@ -2364,27 +2362,6 @@ static int edge_tiocmget(struct tty_struct *tty)
return result;
}
-static int edge_get_icount(struct tty_struct *tty,
- struct serial_icounter_struct *icount)
-{
- struct usb_serial_port *port = tty->driver_data;
- struct edgeport_port *edge_port = usb_get_serial_port_data(port);
- struct async_icount *ic = &edge_port->icount;
-
- icount->cts = ic->cts;
- icount->dsr = ic->dsr;
- icount->rng = ic->rng;
- icount->dcd = ic->dcd;
- icount->tx = ic->tx;
- icount->rx = ic->rx;
- icount->frame = ic->frame;
- icount->parity = ic->parity;
- icount->overrun = ic->overrun;
- icount->brk = ic->brk;
- icount->buf_overrun = ic->buf_overrun;
- return 0;
-}
-
static int get_serial_info(struct edgeport_port *edge_port,
struct serial_struct __user *retinfo)
{
@@ -2432,7 +2409,7 @@ static int edge_ioctl(struct tty_struct *tty,
(struct serial_struct __user *) arg);
case TIOCMIWAIT:
dev_dbg(&port->dev, "%s - TIOCMIWAIT\n", __func__);
- cprev = edge_port->icount;
+ cprev = edge_port->port->icount;
while (1) {
interruptible_sleep_on(&edge_port->delta_msr_wait);
/* see if a signal did it */
@@ -2442,7 +2419,7 @@ static int edge_ioctl(struct tty_struct *tty,
if (port->serial->disconnected)
return -EIO;
- cnow = edge_port->icount;
+ cnow = edge_port->port->icount;
if (((arg & TIOCM_RNG) && (cnow.rng != cprev.rng)) ||
((arg & TIOCM_DSR) && (cnow.dsr != cprev.dsr)) ||
@@ -2622,7 +2599,7 @@ static struct usb_serial_driver edgeport_1port_device = {
.set_termios = edge_set_termios,
.tiocmget = edge_tiocmget,
.tiocmset = edge_tiocmset,
- .get_icount = edge_get_icount,
+ .get_icount = usb_serial_generic_get_icount,
.write = edge_write,
.write_room = edge_write_room,
.chars_in_buffer = edge_chars_in_buffer,
@@ -2653,7 +2630,7 @@ static struct usb_serial_driver edgeport_2port_device = {
.set_termios = edge_set_termios,
.tiocmget = edge_tiocmget,
.tiocmset = edge_tiocmset,
- .get_icount = edge_get_icount,
+ .get_icount = usb_serial_generic_get_icount,
.write = edge_write,
.write_room = edge_write_room,
.chars_in_buffer = edge_chars_in_buffer,
--
1.8.1.5
--
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