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path: root/drivers/serial/mcfserial.c
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Diffstat (limited to 'drivers/serial/mcfserial.c')
-rw-r--r--drivers/serial/mcfserial.c23
1 files changed, 7 insertions, 16 deletions
diff --git a/drivers/serial/mcfserial.c b/drivers/serial/mcfserial.c
index 47f7404cb045..f2a51e61eec7 100644
--- a/drivers/serial/mcfserial.c
+++ b/drivers/serial/mcfserial.c
@@ -313,7 +313,7 @@ static inline void receive_chars(struct mcf_serial *info)
{
volatile unsigned char *uartp;
struct tty_struct *tty = info->tty;
- unsigned char status, ch;
+ unsigned char status, ch, flag;
if (!tty)
return;
@@ -321,10 +321,6 @@ static inline void receive_chars(struct mcf_serial *info)
uartp = info->addr;
while ((status = uartp[MCFUART_USR]) & MCFUART_USR_RXREADY) {
-
- if (tty->flip.count >= TTY_FLIPBUF_SIZE)
- break;
-
ch = uartp[MCFUART_URB];
info->stats.rx++;
@@ -335,29 +331,24 @@ static inline void receive_chars(struct mcf_serial *info)
}
#endif
- tty->flip.count++;
+ flag = TTY_NORMAL;
if (status & MCFUART_USR_RXERR) {
uartp[MCFUART_UCR] = MCFUART_UCR_CMDRESETERR;
if (status & MCFUART_USR_RXBREAK) {
info->stats.rxbreak++;
- *tty->flip.flag_buf_ptr++ = TTY_BREAK;
+ flag = TTY_BREAK;
} else if (status & MCFUART_USR_RXPARITY) {
info->stats.rxparity++;
- *tty->flip.flag_buf_ptr++ = TTY_PARITY;
+ flag = TTY_PARITY;
} else if (status & MCFUART_USR_RXOVERRUN) {
info->stats.rxoverrun++;
- *tty->flip.flag_buf_ptr++ = TTY_OVERRUN;
+ flag = TTY_OVERRUN;
} else if (status & MCFUART_USR_RXFRAMING) {
info->stats.rxframing++;
- *tty->flip.flag_buf_ptr++ = TTY_FRAME;
- } else {
- /* This should never happen... */
- *tty->flip.flag_buf_ptr++ = 0;
+ flag = TTY_FRAME;
}
- } else {
- *tty->flip.flag_buf_ptr++ = 0;
}
- *tty->flip.char_buf_ptr++ = ch;
+ tty_insert_flip_char(tty, ch, flag);
}
schedule_work(&tty->flip.work);