Remove three ifdefed and broken implementations of TIOCSSERIAL and
TIOCGICOUNT, and parity handling in set_termios which had suffered
severe bit rot.
Signed-off-by: Johan Hovold <johan@xxxxxxxxxx>
---
net/irda/ircomm/ircomm_tty_ioctl.c | 107 +------------------------------------
1 file changed, 1 insertion(+), 106 deletions(-)
diff --git a/net/irda/ircomm/ircomm_tty_ioctl.c b/net/irda/ircomm/ircomm_tty_ioctl.c
index f18070118d05..171c3dee760e 100644
--- a/net/irda/ircomm/ircomm_tty_ioctl.c
+++ b/net/irda/ircomm/ircomm_tty_ioctl.c
@@ -97,33 +97,7 @@ static void ircomm_tty_change_speed(struct ircomm_tty_cb *self,
self->settings.flow_control &= ~IRCOMM_RTS_CTS_IN;
}
tty_port_set_check_carrier(&self->port, ~cflag & CLOCAL);
-#if 0
- /*
- * Set up parity check flag
- */
-
- if (I_INPCK(self->tty))
- driver->read_status_mask |= LSR_FE | LSR_PE;
- if (I_BRKINT(driver->tty) || I_PARMRK(driver->tty))
- driver->read_status_mask |= LSR_BI;
-
- /*
- * Characters to ignore
- */
- driver->ignore_status_mask = 0;
- if (I_IGNPAR(driver->tty))
- driver->ignore_status_mask |= LSR_PE | LSR_FE;
-
- if (I_IGNBRK(self->tty)) {
- self->ignore_status_mask |= LSR_BI;
- /*
- * If we're ignore parity and break indicators, ignore
- * overruns too. (For real raw support).
- */
- if (I_IGNPAR(self->tty))
- self->ignore_status_mask |= LSR_OE;
- }
-#endif
+
self->settings.data_format = cval;
ircomm_param_request(self, IRCOMM_DATA_FORMAT, FALSE);
@@ -271,67 +245,6 @@ static int ircomm_tty_get_serial_info(struct ircomm_tty_cb *self,
static int ircomm_tty_set_serial_info(struct ircomm_tty_cb *self,
struct serial_struct __user *new_info)
{
-#if 0
- struct serial_struct new_serial;
- struct ircomm_tty_cb old_state, *state;
-
- if (copy_from_user(&new_serial,new_info,sizeof(new_serial)))
- return -EFAULT;
-
-
- state = self
- old_state = *self;
-
- if (!capable(CAP_SYS_ADMIN)) {
- if ((new_serial.baud_base != state->settings.data_rate) ||
- (new_serial.close_delay != state->close_delay) ||
- ((new_serial.flags & ~ASYNC_USR_MASK) !=
- (self->flags & ~ASYNC_USR_MASK)))
- return -EPERM;
- state->flags = ((state->flags & ~ASYNC_USR_MASK) |
- (new_serial.flags & ASYNC_USR_MASK));
- self->flags = ((self->flags & ~ASYNC_USR_MASK) |
- (new_serial.flags & ASYNC_USR_MASK));
- /* self->custom_divisor = new_serial.custom_divisor; */
- goto check_and_exit;
- }
-
- /*
- * OK, past this point, all the error checking has been done.
- * At this point, we start making changes.....
- */
-
- if (self->settings.data_rate != new_serial.baud_base) {
- self->settings.data_rate = new_serial.baud_base;
- ircomm_param_request(self, IRCOMM_DATA_RATE, TRUE);
- }
-
- self->close_delay = new_serial.close_delay * HZ/100;
- self->closing_wait = new_serial.closing_wait * HZ/100;
- /* self->custom_divisor = new_serial.custom_divisor; */
-
- self->flags = ((self->flags & ~ASYNC_FLAGS) |
- (new_serial.flags & ASYNC_FLAGS));
- self->tty->low_latency = (self->flags & ASYNC_LOW_LATENCY) ? 1 : 0;
-
- check_and_exit:
-
- if (tty_port_initialized(self)) {
- if (((old_state.flags & ASYNC_SPD_MASK) !=
- (self->flags & ASYNC_SPD_MASK)) ||
- (old_driver.custom_divisor != driver->custom_divisor)) {
- if ((driver->flags & ASYNC_SPD_MASK) == ASYNC_SPD_HI)
- driver->tty->alt_speed = 57600;
- if ((driver->flags & ASYNC_SPD_MASK) == ASYNC_SPD_VHI)
- driver->tty->alt_speed = 115200;
- if ((driver->flags & ASYNC_SPD_MASK) == ASYNC_SPD_SHI)
- driver->tty->alt_speed = 230400;
- if ((driver->flags & ASYNC_SPD_MASK) == ASYNC_SPD_WARP)
- driver->tty->alt_speed = 460800;
- ircomm_tty_change_speed(driver);
- }
- }
-#endif
return 0;
}
@@ -367,24 +280,6 @@ int ircomm_tty_ioctl(struct tty_struct *tty,
case TIOCGICOUNT:
pr_debug("%s(), TIOCGICOUNT not impl!\n", __func__);
-#if 0
- save_flags(flags); cli();
- cnow = driver->icount;
- restore_flags(flags);
- p_cuser = (struct serial_icounter_struct __user *) arg;
- if (put_user(cnow.cts, &p_cuser->cts) ||
- put_user(cnow.dsr, &p_cuser->dsr) ||
- put_user(cnow.rng, &p_cuser->rng) ||
- put_user(cnow.dcd, &p_cuser->dcd) ||
- put_user(cnow.rx, &p_cuser->rx) ||
- put_user(cnow.tx, &p_cuser->tx) ||
- put_user(cnow.frame, &p_cuser->frame) ||
- put_user(cnow.overrun, &p_cuser->overrun) ||
- put_user(cnow.parity, &p_cuser->parity) ||
- put_user(cnow.brk, &p_cuser->brk) ||
- put_user(cnow.buf_overrun, &p_cuser->buf_overrun))
- return -EFAULT;
-#endif
return 0;
default:
ret = -ENOIOCTLCMD; /* ioctls which we must ignore */
--
2.13.0
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