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arch/risc-v/src/mpfs/mpfs_serial.c: Correct setting of nbits

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Number of bits was set wrongly in TCSETS for mpfs

Signed-off-by: Jukka Laitinen <jukkax@ssrc.tii.ae>
This commit is contained in:
Jukka Laitinen 2022-01-04 13:21:04 +02:00 committed by Xiang Xiao
parent 6ec006ee02
commit 9aea5d5dbb
1 changed files with 34 additions and 12 deletions
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46
arch/risc-v/src/mpfs/mpfs_serial.c
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@ -907,22 +907,44 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg)
priv->stopbits2 = (termiosp->c_cflag & CSTOPB) != 0;
priv->bits = (termiosp->c_cflag & CS5) ? 5 : 0;
priv->bits = (termiosp->c_cflag & CS6) ? 6 : 0;
priv->bits = (termiosp->c_cflag & CS7) ? 7 : 0;
priv->bits = (termiosp->c_cflag & CS8) ? 8 : 0;
switch (termiosp->c_cflag & CSIZE)
{
case CS5:
priv->bits = 5;
break;
/* Note that only cfgetispeed is used because we have knowledge
* that only one speed is supported.
*/
case CS6:
priv->bits = 6;
break;
priv->baud = cfgetispeed(termiosp);
case CS7:
priv->bits = 7;
break;
/* Effect the changes immediately - note that we do not implement
* TCSADRAIN / TCSAFLUSH
*/
case CS8:
priv->bits = 8;
break;
up_set_format(dev);
default:
priv->bits = 0;
ret = -EINVAL;
break;
}
if (ret == OK)
{
/* Note that only cfgetispeed is used because we have knowledge
* that only one speed is supported.
*/
priv->baud = cfgetispeed(termiosp);
/* Effect the changes immediately - note that we do not implement
* TCSADRAIN / TCSAFLUSH
*/
up_set_format(dev);
}
}
break;
#endif /* CONFIG_SERIAL_TERMIOS */