diff options
| author | Alan Cox <alan@redhat.com> | 2008-07-22 11:13:32 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-07-22 13:03:24 -0700 |
| commit | f035a8ad158f0bdc94125004488b0ea8438edaa9 (patch) | |
| tree | 98c753c33ce5bd91b9cc2cc567dc44159791432c /drivers/usb/serial | |
| parent | deb91685784fc0bc845c582f8b2bc229cb7bc9da (diff) | |
keyspan: Use string flip functions when possible
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/usb/serial')
| -rw-r--r-- | drivers/usb/serial/keyspan.c | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/drivers/usb/serial/keyspan.c b/drivers/usb/serial/keyspan.c index 2b1cfcbf8f9b..704716f6f6d3 100644 --- a/drivers/usb/serial/keyspan.c +++ b/drivers/usb/serial/keyspan.c @@ -577,7 +577,7 @@ static void usa26_glocont_callback(struct urb *urb) static void usa28_indat_callback(struct urb *urb) { - int i, err; + int err; struct usb_serial_port *port; struct tty_struct *tty; unsigned char *data; @@ -606,8 +606,7 @@ static void usa28_indat_callback(struct urb *urb) tty = port->port.tty; if (urb->actual_length) { - for (i = 0; i < urb->actual_length ; ++i) - tty_insert_flip_char(tty, data[i], 0); + tty_insert_flip_string(tty, data, urb->actual_length); tty_flip_buffer_push(tty); } @@ -833,8 +832,8 @@ static void usa49_indat_callback(struct urb *urb) /* 0x80 bit is error flag */ if ((data[0] & 0x80) == 0) { /* no error on any byte */ - for (i = 1; i < urb->actual_length ; ++i) - tty_insert_flip_char(tty, data[i], 0); + tty_insert_flip_string(tty, data + 1, + urb->actual_length - 1); } else { /* some bytes had errors, every byte has status */ for (i = 0; i + 1 < urb->actual_length; i += 2) { @@ -973,10 +972,9 @@ static void usa90_indat_callback(struct urb *urb) /* if current mode is DMA, looks like usa28 format otherwise looks like usa26 data format */ - if (p_priv->baud > 57600) { - for (i = 0; i < urb->actual_length ; ++i) - tty_insert_flip_char(tty, data[i], 0); - } else { + if (p_priv->baud > 57600) + tty_insert_flip_string(tty, data, urb->actual_length); + else { /* 0x80 bit is error flag */ if ((data[0] & 0x80) == 0) { /* no errors on individual bytes, only |