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path: root/drivers/usb/serial/keyspan.c
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Diffstat (limited to 'drivers/usb/serial/keyspan.c')
-rw-r--r--drivers/usb/serial/keyspan.c97
1 files changed, 59 insertions, 38 deletions
diff --git a/drivers/usb/serial/keyspan.c b/drivers/usb/serial/keyspan.c
index 93cb7cebda62..077c714f1285 100644
--- a/drivers/usb/serial/keyspan.c
+++ b/drivers/usb/serial/keyspan.c
@@ -311,24 +311,30 @@ static void usa26_indat_callback(struct urb *urb)
if ((data[0] & 0x80) == 0) {
/* no errors on individual bytes, only
possible overrun err */
- if (data[0] & RXERROR_OVERRUN)
- err = TTY_OVERRUN;
- else
- err = 0;
+ if (data[0] & RXERROR_OVERRUN) {
+ tty_insert_flip_char(&port->port, 0,
+ TTY_OVERRUN);
+ }
for (i = 1; i < urb->actual_length ; ++i)
- tty_insert_flip_char(&port->port, data[i], err);
+ tty_insert_flip_char(&port->port, data[i],
+ TTY_NORMAL);
} else {
/* some bytes had errors, every byte has status */
dev_dbg(&port->dev, "%s - RX error!!!!\n", __func__);
for (i = 0; i + 1 < urb->actual_length; i += 2) {
- int stat = data[i], flag = 0;
- if (stat & RXERROR_OVERRUN)
- flag |= TTY_OVERRUN;
- if (stat & RXERROR_FRAMING)
- flag |= TTY_FRAME;
- if (stat & RXERROR_PARITY)
- flag |= TTY_PARITY;
+ int stat = data[i];
+ int flag = TTY_NORMAL;
+
+ if (stat & RXERROR_OVERRUN) {
+ tty_insert_flip_char(&port->port, 0,
+ TTY_OVERRUN);
+ }
/* XXX should handle break (0x10) */
+ if (stat & RXERROR_PARITY)
+ flag = TTY_PARITY;
+ else if (stat & RXERROR_FRAMING)
+ flag = TTY_FRAME;
+
tty_insert_flip_char(&port->port, data[i+1],
flag);
}
@@ -649,14 +655,19 @@ static void usa49_indat_callback(struct urb *urb)
} else {
/* some bytes had errors, every byte has status */
for (i = 0; i + 1 < urb->actual_length; i += 2) {
- int stat = data[i], flag = 0;
- if (stat & RXERROR_OVERRUN)
- flag |= TTY_OVERRUN;
- if (stat & RXERROR_FRAMING)
- flag |= TTY_FRAME;
- if (stat & RXERROR_PARITY)
- flag |= TTY_PARITY;
+ int stat = data[i];
+ int flag = TTY_NORMAL;
+
+ if (stat & RXERROR_OVERRUN) {
+ tty_insert_flip_char(&port->port, 0,
+ TTY_OVERRUN);
+ }
/* XXX should handle break (0x10) */
+ if (stat & RXERROR_PARITY)
+ flag = TTY_PARITY;
+ else if (stat & RXERROR_FRAMING)
+ flag = TTY_FRAME;
+
tty_insert_flip_char(&port->port, data[i+1],
flag);
}
@@ -713,15 +724,19 @@ static void usa49wg_indat_callback(struct urb *urb)
*/
for (x = 0; x + 1 < len &&
i + 1 < urb->actual_length; x += 2) {
- int stat = data[i], flag = 0;
+ int stat = data[i];
+ int flag = TTY_NORMAL;
- if (stat & RXERROR_OVERRUN)
- flag |= TTY_OVERRUN;
- if (stat & RXERROR_FRAMING)
- flag |= TTY_FRAME;
- if (stat & RXERROR_PARITY)
- flag |= TTY_PARITY;
+ if (stat & RXERROR_OVERRUN) {
+ tty_insert_flip_char(&port->port, 0,
+ TTY_OVERRUN);
+ }
/* XXX should handle break (0x10) */
+ if (stat & RXERROR_PARITY)
+ flag = TTY_PARITY;
+ else if (stat & RXERROR_FRAMING)
+ flag = TTY_FRAME;
+
tty_insert_flip_char(&port->port, data[i+1],
flag);
i += 2;
@@ -773,25 +788,31 @@ static void usa90_indat_callback(struct urb *urb)
if ((data[0] & 0x80) == 0) {
/* no errors on individual bytes, only
possible overrun err*/
- if (data[0] & RXERROR_OVERRUN)
- err = TTY_OVERRUN;
- else
- err = 0;
+ if (data[0] & RXERROR_OVERRUN) {
+ tty_insert_flip_char(&port->port, 0,
+ TTY_OVERRUN);
+ }
for (i = 1; i < urb->actual_length ; ++i)
tty_insert_flip_char(&port->port,
- data[i], err);
+ data[i], TTY_NORMAL);
} else {
/* some bytes had errors, every byte has status */
dev_dbg(&port->dev, "%s - RX error!!!!\n", __func__);
for (i = 0; i + 1 < urb->actual_length; i += 2) {
- int stat = data[i], flag = 0;
- if (stat & RXERROR_OVERRUN)
- flag |= TTY_OVERRUN;
- if (stat & RXERROR_FRAMING)
- flag |= TTY_FRAME;
- if (stat & RXERROR_PARITY)
- flag |= TTY_PARITY;
+ int stat = data[i];
+ int flag = TTY_NORMAL;
+
+ if (stat & RXERROR_OVERRUN) {
+ tty_insert_flip_char(
+ &port->port, 0,
+ TTY_OVERRUN);
+ }
/* XXX should handle break (0x10) */
+ if (stat & RXERROR_PARITY)
+ flag = TTY_PARITY;
+ else if (stat & RXERROR_FRAMING)
+ flag = TTY_FRAME;
+
tty_insert_flip_char(&port->port,
data[i+1], flag);
}