Commit 554117bd authored by Peter Hurley's avatar Peter Hurley Committed by Greg Kroah-Hartman

n_tty: Factor raw mode receive_buf() into separate fn

Convert to modal receive_buf() processing; factor raw mode
per-char i/o into n_tty_receive_buf_raw().
Signed-off-by: default avatarPeter Hurley <peter@hurleysoftware.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent d2f8d7ab
......@@ -1259,11 +1259,6 @@ static inline void n_tty_receive_char(struct tty_struct *tty, unsigned char c)
struct n_tty_data *ldata = tty->disc_data;
int parmrk;
if (ldata->raw) {
put_tty_queue(c, ldata);
return;
}
if (I_ISTRIP(tty))
c &= 0x7f;
if (I_IUCLC(tty) && L_IEXTEN(tty))
......@@ -1530,6 +1525,23 @@ n_tty_receive_buf_real_raw(struct tty_struct *tty, const unsigned char *cp,
ldata->read_head += n;
}
static void
n_tty_receive_buf_raw(struct tty_struct *tty, const unsigned char *cp,
char *fp, int count)
{
struct n_tty_data *ldata = tty->disc_data;
char flag = TTY_NORMAL;
while (count--) {
if (fp)
flag = *fp++;
if (likely(flag == TTY_NORMAL))
put_tty_queue(*cp++, ldata);
else
n_tty_receive_char_flagged(tty, *cp++, flag);
}
}
static void __receive_buf(struct tty_struct *tty, const unsigned char *cp,
char *fp, int count)
{
......@@ -1537,6 +1549,8 @@ static void __receive_buf(struct tty_struct *tty, const unsigned char *cp,
if (ldata->real_raw)
n_tty_receive_buf_real_raw(tty, cp, fp, count);
else if (ldata->raw)
n_tty_receive_buf_raw(tty, cp, fp, count);
else {
char flag = TTY_NORMAL;
......
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