tty: Use termios c_*flag macros
Expressions of the form "tty->termios.c_*flag & FLAG" are more clearly expressed with the termios flags macros, I_FLAG(), C_FLAG(), O_FLAG(), and L_FLAG(). Convert treewide. Signed-off-by: Peter Hurley <peter@hurleysoftware.com> Acked-by: Johan Hovold <johan@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Родитель
5823323ea5
Коммит
9db276f8f0
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@ -1349,7 +1349,7 @@ static void shutdown(MGSLPC_INFO * info, struct tty_struct *tty)
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/* TODO:disable interrupts instead of reset to preserve signal states */
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reset_device(info);
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if (!tty || tty->termios.c_cflag & HUPCL) {
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if (!tty || C_HUPCL(tty)) {
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info->serial_signals &= ~(SerialSignal_RTS | SerialSignal_DTR);
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set_signals(info);
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}
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@ -1390,7 +1390,7 @@ static void mgslpc_program_hw(MGSLPC_INFO *info, struct tty_struct *tty)
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port_irq_enable(info, (unsigned char) PVR_DSR | PVR_RI);
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get_signals(info);
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if (info->netcount || (tty && (tty->termios.c_cflag & CREAD)))
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if (info->netcount || (tty && C_CREAD(tty)))
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rx_start(info);
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spin_unlock_irqrestore(&info->lock, flags);
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@ -1733,7 +1733,7 @@ static void mgslpc_throttle(struct tty_struct * tty)
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if (I_IXOFF(tty))
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mgslpc_send_xchar(tty, STOP_CHAR(tty));
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if (tty->termios.c_cflag & CRTSCTS) {
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if (C_CRTSCTS(tty)) {
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spin_lock_irqsave(&info->lock, flags);
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info->serial_signals &= ~SerialSignal_RTS;
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set_signals(info);
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@ -1762,7 +1762,7 @@ static void mgslpc_unthrottle(struct tty_struct * tty)
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mgslpc_send_xchar(tty, START_CHAR(tty));
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}
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if (tty->termios.c_cflag & CRTSCTS) {
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if (C_CRTSCTS(tty)) {
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spin_lock_irqsave(&info->lock, flags);
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info->serial_signals |= SerialSignal_RTS;
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set_signals(info);
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@ -2306,8 +2306,7 @@ static void mgslpc_set_termios(struct tty_struct *tty, struct ktermios *old_term
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mgslpc_change_params(info, tty);
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/* Handle transition to B0 status */
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if (old_termios->c_cflag & CBAUD &&
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!(tty->termios.c_cflag & CBAUD)) {
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if ((old_termios->c_cflag & CBAUD) && !C_BAUD(tty)) {
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info->serial_signals &= ~(SerialSignal_RTS | SerialSignal_DTR);
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spin_lock_irqsave(&info->lock, flags);
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set_signals(info);
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@ -2315,21 +2314,17 @@ static void mgslpc_set_termios(struct tty_struct *tty, struct ktermios *old_term
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}
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/* Handle transition away from B0 status */
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if (!(old_termios->c_cflag & CBAUD) &&
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tty->termios.c_cflag & CBAUD) {
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if (!(old_termios->c_cflag & CBAUD) && C_BAUD(tty)) {
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info->serial_signals |= SerialSignal_DTR;
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if (!(tty->termios.c_cflag & CRTSCTS) ||
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!test_bit(TTY_THROTTLED, &tty->flags)) {
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if (!C_CRTSCTS(tty) || !test_bit(TTY_THROTTLED, &tty->flags))
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info->serial_signals |= SerialSignal_RTS;
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}
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spin_lock_irqsave(&info->lock, flags);
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set_signals(info);
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spin_unlock_irqrestore(&info->lock, flags);
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}
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/* Handle turning off CRTSCTS */
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if (old_termios->c_cflag & CRTSCTS &&
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!(tty->termios.c_cflag & CRTSCTS)) {
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if (old_termios->c_cflag & CRTSCTS && !C_CRTSCTS(tty)) {
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tty->hw_stopped = 0;
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tx_release(tty);
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}
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@ -493,7 +493,7 @@ static void sdio_uart_check_modem_status(struct sdio_uart_port *port)
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if (status & UART_MSR_DCTS) {
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port->icount.cts++;
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tty = tty_port_tty_get(&port->port);
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if (tty && (tty->termios.c_cflag & CRTSCTS)) {
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if (tty && C_CRTSCTS(tty)) {
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int cts = (status & UART_MSR_CTS);
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if (tty->hw_stopped) {
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if (cts) {
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@ -648,10 +648,10 @@ static int sdio_uart_activate(struct tty_port *tport, struct tty_struct *tty)
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sdio_uart_change_speed(port, &tty->termios, NULL);
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if (tty->termios.c_cflag & CBAUD)
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if (C_BAUD(tty))
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sdio_uart_set_mctrl(port, TIOCM_RTS | TIOCM_DTR);
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if (tty->termios.c_cflag & CRTSCTS)
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if (C_CRTSCTS(tty))
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if (!(sdio_uart_get_mctrl(port) & TIOCM_CTS))
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tty->hw_stopped = 1;
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@ -833,7 +833,7 @@ static void sdio_uart_throttle(struct tty_struct *tty)
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{
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struct sdio_uart_port *port = tty->driver_data;
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if (!I_IXOFF(tty) && !(tty->termios.c_cflag & CRTSCTS))
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if (!I_IXOFF(tty) && !C_CRTSCTS(tty))
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return;
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if (sdio_uart_claim_func(port) != 0)
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@ -844,7 +844,7 @@ static void sdio_uart_throttle(struct tty_struct *tty)
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sdio_uart_start_tx(port);
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}
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if (tty->termios.c_cflag & CRTSCTS)
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if (C_CRTSCTS(tty))
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sdio_uart_clear_mctrl(port, TIOCM_RTS);
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sdio_uart_irq(port->func);
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@ -855,7 +855,7 @@ static void sdio_uart_unthrottle(struct tty_struct *tty)
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{
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struct sdio_uart_port *port = tty->driver_data;
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if (!I_IXOFF(tty) && !(tty->termios.c_cflag & CRTSCTS))
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if (!I_IXOFF(tty) && !C_CRTSCTS(tty))
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return;
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if (sdio_uart_claim_func(port) != 0)
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@ -870,7 +870,7 @@ static void sdio_uart_unthrottle(struct tty_struct *tty)
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}
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}
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if (tty->termios.c_cflag & CRTSCTS)
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if (C_CRTSCTS(tty))
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sdio_uart_set_mctrl(port, TIOCM_RTS);
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sdio_uart_irq(port->func);
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@ -1530,7 +1530,7 @@ static void dgap_input(struct channel_t *ch)
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if ((bd->state != BOARD_READY) || !tp ||
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(tp->magic != TTY_MAGIC) ||
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!(ch->ch_tun.un_flags & UN_ISOPEN) ||
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!(tp->termios.c_cflag & CREAD) ||
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!C_CREAD(tp) ||
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(ch->ch_tun.un_flags & UN_CLOSING)) {
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writew(head, &bs->rx_tail);
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writeb(1, &bs->idata);
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@ -541,7 +541,7 @@ void dgnc_input(struct channel_t *ch)
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*/
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if (!tp || (tp->magic != TTY_MAGIC) ||
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!(ch->ch_tun.un_flags & UN_ISOPEN) ||
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!(tp->termios.c_cflag & CREAD) ||
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!C_CREAD(tp) ||
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(ch->ch_tun.un_flags & UN_CLOSING)) {
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ch->ch_r_head = tail;
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@ -639,7 +639,7 @@ static void shutdown(struct tty_struct *tty, struct serial_state *info)
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custom.adkcon = AC_UARTBRK;
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mb();
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if (tty->termios.c_cflag & HUPCL)
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if (C_HUPCL(tty))
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info->MCR &= ~(SER_DTR|SER_RTS);
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rtsdtr_ctrl(info->MCR);
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@ -974,7 +974,7 @@ static void rs_throttle(struct tty_struct * tty)
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if (I_IXOFF(tty))
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rs_send_xchar(tty, STOP_CHAR(tty));
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if (tty->termios.c_cflag & CRTSCTS)
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if (C_CRTSCTS(tty))
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info->MCR &= ~SER_RTS;
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local_irq_save(flags);
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@ -999,7 +999,7 @@ static void rs_unthrottle(struct tty_struct * tty)
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else
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rs_send_xchar(tty, START_CHAR(tty));
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}
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if (tty->termios.c_cflag & CRTSCTS)
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if (C_CRTSCTS(tty))
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info->MCR |= SER_RTS;
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local_irq_save(flags);
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rtsdtr_ctrl(info->MCR);
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@ -1332,8 +1332,7 @@ static void rs_set_termios(struct tty_struct *tty, struct ktermios *old_termios)
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change_speed(tty, info, old_termios);
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/* Handle transition to B0 status */
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if ((old_termios->c_cflag & CBAUD) &&
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!(cflag & CBAUD)) {
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if ((old_termios->c_cflag & CBAUD) && !(cflag & CBAUD)) {
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info->MCR &= ~(SER_DTR|SER_RTS);
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local_irq_save(flags);
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rtsdtr_ctrl(info->MCR);
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@ -1341,21 +1340,17 @@ static void rs_set_termios(struct tty_struct *tty, struct ktermios *old_termios)
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}
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/* Handle transition away from B0 status */
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if (!(old_termios->c_cflag & CBAUD) &&
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(cflag & CBAUD)) {
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if (!(old_termios->c_cflag & CBAUD) && (cflag & CBAUD)) {
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info->MCR |= SER_DTR;
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if (!(tty->termios.c_cflag & CRTSCTS) ||
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!test_bit(TTY_THROTTLED, &tty->flags)) {
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if (!C_CRTSCTS(tty) || !test_bit(TTY_THROTTLED, &tty->flags))
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info->MCR |= SER_RTS;
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}
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local_irq_save(flags);
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rtsdtr_ctrl(info->MCR);
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local_irq_restore(flags);
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}
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/* Handle turning off CRTSCTS */
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if ((old_termios->c_cflag & CRTSCTS) &&
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!(tty->termios.c_cflag & CRTSCTS)) {
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if ((old_termios->c_cflag & CRTSCTS) && !C_CRTSCTS(tty)) {
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tty->hw_stopped = 0;
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rs_start(tty);
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}
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@ -1367,8 +1362,7 @@ static void rs_set_termios(struct tty_struct *tty, struct ktermios *old_termios)
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* XXX It's not clear whether the current behavior is correct
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* or not. Hence, this may change.....
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*/
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if (!(old_termios->c_cflag & CLOCAL) &&
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(tty->termios.c_cflag & CLOCAL))
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if (!(old_termios->c_cflag & CLOCAL) && C_CLOCAL(tty))
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wake_up_interruptible(&info->open_wait);
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#endif
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}
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@ -1440,7 +1440,7 @@ static void cy_shutdown(struct cyclades_port *info, struct tty_struct *tty)
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info->port.xmit_buf = NULL;
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free_page((unsigned long)temp);
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}
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if (tty->termios.c_cflag & HUPCL)
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if (C_HUPCL(tty))
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cyy_change_rts_dtr(info, 0, TIOCM_RTS | TIOCM_DTR);
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cyy_issue_cmd(info, CyCHAN_CTL | CyDIS_RCVR);
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@ -1469,7 +1469,7 @@ static void cy_shutdown(struct cyclades_port *info, struct tty_struct *tty)
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free_page((unsigned long)temp);
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}
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if (tty->termios.c_cflag & HUPCL)
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if (C_HUPCL(tty))
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tty_port_lower_dtr_rts(&info->port);
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set_bit(TTY_IO_ERROR, &tty->flags);
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@ -2795,8 +2795,7 @@ static void cy_set_termios(struct tty_struct *tty, struct ktermios *old_termios)
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cy_set_line_char(info, tty);
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if ((old_termios->c_cflag & CRTSCTS) &&
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!(tty->termios.c_cflag & CRTSCTS)) {
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if ((old_termios->c_cflag & CRTSCTS) && !C_CRTSCTS(tty)) {
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tty->hw_stopped = 0;
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cy_start(tty);
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}
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@ -2807,8 +2806,7 @@ static void cy_set_termios(struct tty_struct *tty, struct ktermios *old_termios)
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* XXX It's not clear whether the current behavior is correct
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* or not. Hence, this may change.....
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*/
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if (!(old_termios->c_cflag & CLOCAL) &&
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(tty->termios.c_cflag & CLOCAL))
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if (!(old_termios->c_cflag & CLOCAL) && C_CLOCAL(tty))
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wake_up_interruptible(&info->port.open_wait);
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#endif
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} /* cy_set_termios */
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@ -2868,7 +2866,7 @@ static void cy_throttle(struct tty_struct *tty)
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info->throttle = 1;
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}
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if (tty->termios.c_cflag & CRTSCTS) {
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if (C_CRTSCTS(tty)) {
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if (!cy_is_Z(card)) {
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spin_lock_irqsave(&card->card_lock, flags);
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cyy_change_rts_dtr(info, 0, TIOCM_RTS);
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@ -2905,7 +2903,7 @@ static void cy_unthrottle(struct tty_struct *tty)
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cy_send_xchar(tty, START_CHAR(tty));
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}
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if (tty->termios.c_cflag & CRTSCTS) {
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if (C_CRTSCTS(tty)) {
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card = info->card;
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if (!cy_is_Z(card)) {
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spin_lock_irqsave(&card->card_lock, flags);
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@ -1204,8 +1204,7 @@ static void isicom_set_termios(struct tty_struct *tty,
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isicom_config_port(tty);
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spin_unlock_irqrestore(&port->card->card_lock, flags);
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if ((old_termios->c_cflag & CRTSCTS) &&
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!(tty->termios.c_cflag & CRTSCTS)) {
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if ((old_termios->c_cflag & CRTSCTS) && !C_CRTSCTS(tty)) {
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tty->hw_stopped = 0;
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isicom_start(tty);
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}
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@ -1864,7 +1864,7 @@ static void mxser_stoprx(struct tty_struct *tty)
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}
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}
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if (tty->termios.c_cflag & CRTSCTS) {
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if (C_CRTSCTS(tty)) {
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info->MCR &= ~UART_MCR_RTS;
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outb(info->MCR, info->ioaddr + UART_MCR);
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}
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@ -1901,7 +1901,7 @@ static void mxser_unthrottle(struct tty_struct *tty)
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}
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}
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if (tty->termios.c_cflag & CRTSCTS) {
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if (C_CRTSCTS(tty)) {
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info->MCR |= UART_MCR_RTS;
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outb(info->MCR, info->ioaddr + UART_MCR);
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}
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@ -1949,15 +1949,13 @@ static void mxser_set_termios(struct tty_struct *tty, struct ktermios *old_termi
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mxser_change_speed(tty, old_termios);
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spin_unlock_irqrestore(&info->slock, flags);
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if ((old_termios->c_cflag & CRTSCTS) &&
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!(tty->termios.c_cflag & CRTSCTS)) {
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if ((old_termios->c_cflag & CRTSCTS) && !C_CRTSCTS(tty)) {
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tty->hw_stopped = 0;
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mxser_start(tty);
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}
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/* Handle sw stopped */
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if ((old_termios->c_iflag & IXON) &&
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!(tty->termios.c_iflag & IXON)) {
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if ((old_termios->c_iflag & IXON) && !I_IXON(tty)) {
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tty->stopped = 0;
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if (info->board->chip_flag) {
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@ -1066,7 +1066,7 @@ static void gsm_process_modem(struct tty_struct *tty, struct gsm_dlci *dlci,
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/* Carrier drop -> hangup */
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if (tty) {
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if ((mlines & TIOCM_CD) == 0 && (dlci->modem_rx & TIOCM_CD))
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if (!(tty->termios.c_cflag & CLOCAL))
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if (!C_CLOCAL(tty))
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tty_hangup(tty);
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}
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if (brk & 0x01)
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@ -3116,7 +3116,7 @@ static void gsmtty_throttle(struct tty_struct *tty)
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struct gsm_dlci *dlci = tty->driver_data;
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if (dlci->state == DLCI_CLOSED)
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return;
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if (tty->termios.c_cflag & CRTSCTS)
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if (C_CRTSCTS(tty))
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dlci->modem_tx &= ~TIOCM_DTR;
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dlci->throttled = 1;
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/* Send an MSC with DTR cleared */
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@ -3128,7 +3128,7 @@ static void gsmtty_unthrottle(struct tty_struct *tty)
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struct gsm_dlci *dlci = tty->driver_data;
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if (dlci->state == DLCI_CLOSED)
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return;
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if (tty->termios.c_cflag & CRTSCTS)
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if (C_CRTSCTS(tty))
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dlci->modem_tx |= TIOCM_DTR;
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dlci->throttled = 0;
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/* Send an MSC with DTR set */
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@ -263,8 +263,7 @@ static void pty_set_termios(struct tty_struct *tty,
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{
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/* See if packet mode change of state. */
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if (tty->link && tty->link->packet) {
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int extproc = (old_termios->c_lflag & EXTPROC) |
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(tty->termios.c_lflag & EXTPROC);
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int extproc = (old_termios->c_lflag & EXTPROC) | L_EXTPROC(tty);
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int old_flow = ((old_termios->c_iflag & IXON) &&
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(old_termios->c_cc[VSTOP] == '\023') &&
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(old_termios->c_cc[VSTART] == '\021'));
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@ -959,7 +959,7 @@ static int rp_open(struct tty_struct *tty, struct file *filp)
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tty->alt_speed = 460800;
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configure_r_port(tty, info, NULL);
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if (tty->termios.c_cflag & CBAUD) {
|
||||
if (C_BAUD(tty)) {
|
||||
sSetDTR(cp);
|
||||
sSetRTS(cp);
|
||||
}
|
||||
|
@ -1084,18 +1084,18 @@ static void rp_set_termios(struct tty_struct *tty,
|
|||
cp = &info->channel;
|
||||
|
||||
/* Handle transition to B0 status */
|
||||
if ((old_termios->c_cflag & CBAUD) && !(tty->termios.c_cflag & CBAUD)) {
|
||||
if ((old_termios->c_cflag & CBAUD) && !C_BAUD(tty)) {
|
||||
sClrDTR(cp);
|
||||
sClrRTS(cp);
|
||||
}
|
||||
|
||||
/* Handle transition away from B0 status */
|
||||
if (!(old_termios->c_cflag & CBAUD) && (tty->termios.c_cflag & CBAUD)) {
|
||||
if (!(old_termios->c_cflag & CBAUD) && C_BAUD(tty)) {
|
||||
sSetRTS(cp);
|
||||
sSetDTR(cp);
|
||||
}
|
||||
|
||||
if ((old_termios->c_cflag & CRTSCTS) && !(tty->termios.c_cflag & CRTSCTS))
|
||||
if ((old_termios->c_cflag & CRTSCTS) && !C_CRTSCTS(tty))
|
||||
rp_start(tty);
|
||||
}
|
||||
|
||||
|
|
|
@ -976,10 +976,8 @@ static void rs_set_termios(struct tty_struct *tty, struct ktermios *old_termios)
|
|||
|
||||
change_speed(info, tty);
|
||||
|
||||
if ((old_termios->c_cflag & CRTSCTS) &&
|
||||
!(tty->termios.c_cflag & CRTSCTS))
|
||||
if ((old_termios->c_cflag & CRTSCTS) && !C_CRTSCTS(tty))
|
||||
rs_start(tty);
|
||||
|
||||
}
|
||||
|
||||
/*
|
||||
|
|
|
@ -1413,9 +1413,8 @@ rs_stop(struct tty_struct *tty)
|
|||
xoff = IO_FIELD(R_SERIAL0_XOFF, xoff_char,
|
||||
STOP_CHAR(info->port.tty));
|
||||
xoff |= IO_STATE(R_SERIAL0_XOFF, tx_stop, stop);
|
||||
if (tty->termios.c_iflag & IXON ) {
|
||||
if (I_IXON(tty))
|
||||
xoff |= IO_STATE(R_SERIAL0_XOFF, auto_xoff, enable);
|
||||
}
|
||||
|
||||
*((unsigned long *)&info->ioport[REG_XOFF]) = xoff;
|
||||
local_irq_restore(flags);
|
||||
|
@ -1436,9 +1435,8 @@ rs_start(struct tty_struct *tty)
|
|||
info->xmit.tail,SERIAL_XMIT_SIZE)));
|
||||
xoff = IO_FIELD(R_SERIAL0_XOFF, xoff_char, STOP_CHAR(tty));
|
||||
xoff |= IO_STATE(R_SERIAL0_XOFF, tx_stop, enable);
|
||||
if (tty->termios.c_iflag & IXON ) {
|
||||
if (I_IXON(tty))
|
||||
xoff |= IO_STATE(R_SERIAL0_XOFF, auto_xoff, enable);
|
||||
}
|
||||
|
||||
*((unsigned long *)&info->ioport[REG_XOFF]) = xoff;
|
||||
if (!info->uses_dma_out &&
|
||||
|
@ -3166,7 +3164,7 @@ rs_throttle(struct tty_struct * tty)
|
|||
DFLOW(DEBUG_LOG(info->line,"rs_throttle\n"));
|
||||
|
||||
/* Do RTS before XOFF since XOFF might take some time */
|
||||
if (tty->termios.c_cflag & CRTSCTS) {
|
||||
if (C_CRTSCTS(tty)) {
|
||||
/* Turn off RTS line */
|
||||
e100_rts(info, 0);
|
||||
}
|
||||
|
@ -3185,7 +3183,7 @@ rs_unthrottle(struct tty_struct * tty)
|
|||
DFLOW(DEBUG_LOG(info->line,"rs_unthrottle ldisc\n"));
|
||||
DFLOW(DEBUG_LOG(info->line,"rs_unthrottle flip.count: %i\n", tty->flip.count));
|
||||
/* Do RTS before XOFF since XOFF might take some time */
|
||||
if (tty->termios.c_cflag & CRTSCTS) {
|
||||
if (C_CRTSCTS(tty)) {
|
||||
/* Assert RTS line */
|
||||
e100_rts(info, 1);
|
||||
}
|
||||
|
@ -3553,8 +3551,7 @@ rs_set_termios(struct tty_struct *tty, struct ktermios *old_termios)
|
|||
change_speed(info);
|
||||
|
||||
/* Handle turning off CRTSCTS */
|
||||
if ((old_termios->c_cflag & CRTSCTS) &&
|
||||
!(tty->termios.c_cflag & CRTSCTS))
|
||||
if ((old_termios->c_cflag & CRTSCTS) && !C_CRTSCTS(tty))
|
||||
rs_start(tty);
|
||||
|
||||
}
|
||||
|
@ -3765,9 +3762,8 @@ block_til_ready(struct tty_struct *tty, struct file * filp,
|
|||
return 0;
|
||||
}
|
||||
|
||||
if (tty->termios.c_cflag & CLOCAL) {
|
||||
do_clocal = 1;
|
||||
}
|
||||
if (C_CLOCAL(tty))
|
||||
do_clocal = 1;
|
||||
|
||||
/*
|
||||
* Block waiting for the carrier detect and the line to become
|
||||
|
|
|
@ -569,8 +569,7 @@ void jsm_input(struct jsm_channel *ch)
|
|||
*If the device is not open, or CREAD is off, flush
|
||||
*input data and return immediately.
|
||||
*/
|
||||
if (!tp ||
|
||||
!(tp->termios.c_cflag & CREAD) ) {
|
||||
if (!tp || !C_CREAD(tp)) {
|
||||
|
||||
jsm_dbg(READ, &ch->ch_bd->pci_dev,
|
||||
"input. dropping %d bytes on port %d...\n",
|
||||
|
|
|
@ -171,14 +171,12 @@ static int uart_port_startup(struct tty_struct *tty, struct uart_state *state,
|
|||
*/
|
||||
uart_change_speed(tty, state, NULL);
|
||||
|
||||
if (init_hw) {
|
||||
/*
|
||||
* Setup the RTS and DTR signals once the
|
||||
* port is open and ready to respond.
|
||||
*/
|
||||
if (tty->termios.c_cflag & CBAUD)
|
||||
uart_set_mctrl(uport, TIOCM_RTS | TIOCM_DTR);
|
||||
}
|
||||
/*
|
||||
* Setup the RTS and DTR signals once the
|
||||
* port is open and ready to respond.
|
||||
*/
|
||||
if (init_hw && C_BAUD(tty))
|
||||
uart_set_mctrl(uport, TIOCM_RTS | TIOCM_DTR);
|
||||
}
|
||||
|
||||
/*
|
||||
|
@ -240,7 +238,7 @@ static void uart_shutdown(struct tty_struct *tty, struct uart_state *state)
|
|||
if (uart_console(uport) && tty)
|
||||
uport->cons->cflag = tty->termios.c_cflag;
|
||||
|
||||
if (!tty || (tty->termios.c_cflag & HUPCL))
|
||||
if (!tty || C_HUPCL(tty))
|
||||
uart_clear_mctrl(uport, TIOCM_DTR | TIOCM_RTS);
|
||||
|
||||
uart_port_shutdown(port);
|
||||
|
@ -639,7 +637,7 @@ static void uart_throttle(struct tty_struct *tty)
|
|||
|
||||
if (I_IXOFF(tty))
|
||||
mask |= UPSTAT_AUTOXOFF;
|
||||
if (tty->termios.c_cflag & CRTSCTS)
|
||||
if (C_CRTSCTS(tty))
|
||||
mask |= UPSTAT_AUTORTS;
|
||||
|
||||
if (port->status & mask) {
|
||||
|
@ -662,7 +660,7 @@ static void uart_unthrottle(struct tty_struct *tty)
|
|||
|
||||
if (I_IXOFF(tty))
|
||||
mask |= UPSTAT_AUTOXOFF;
|
||||
if (tty->termios.c_cflag & CRTSCTS)
|
||||
if (C_CRTSCTS(tty))
|
||||
mask |= UPSTAT_AUTORTS;
|
||||
|
||||
if (port->status & mask) {
|
||||
|
|
|
@ -2363,7 +2363,7 @@ static void mgsl_throttle(struct tty_struct * tty)
|
|||
if (I_IXOFF(tty))
|
||||
mgsl_send_xchar(tty, STOP_CHAR(tty));
|
||||
|
||||
if (tty->termios.c_cflag & CRTSCTS) {
|
||||
if (C_CRTSCTS(tty)) {
|
||||
spin_lock_irqsave(&info->irq_spinlock,flags);
|
||||
info->serial_signals &= ~SerialSignal_RTS;
|
||||
usc_set_serial_signals(info);
|
||||
|
@ -2397,7 +2397,7 @@ static void mgsl_unthrottle(struct tty_struct * tty)
|
|||
mgsl_send_xchar(tty, START_CHAR(tty));
|
||||
}
|
||||
|
||||
if (tty->termios.c_cflag & CRTSCTS) {
|
||||
if (C_CRTSCTS(tty)) {
|
||||
spin_lock_irqsave(&info->irq_spinlock,flags);
|
||||
info->serial_signals |= SerialSignal_RTS;
|
||||
usc_set_serial_signals(info);
|
||||
|
@ -3039,30 +3039,25 @@ static void mgsl_set_termios(struct tty_struct *tty, struct ktermios *old_termio
|
|||
mgsl_change_params(info);
|
||||
|
||||
/* Handle transition to B0 status */
|
||||
if (old_termios->c_cflag & CBAUD &&
|
||||
!(tty->termios.c_cflag & CBAUD)) {
|
||||
if ((old_termios->c_cflag & CBAUD) && !C_BAUD(tty)) {
|
||||
info->serial_signals &= ~(SerialSignal_RTS | SerialSignal_DTR);
|
||||
spin_lock_irqsave(&info->irq_spinlock,flags);
|
||||
usc_set_serial_signals(info);
|
||||
spin_unlock_irqrestore(&info->irq_spinlock,flags);
|
||||
}
|
||||
|
||||
|
||||
/* Handle transition away from B0 status */
|
||||
if (!(old_termios->c_cflag & CBAUD) &&
|
||||
tty->termios.c_cflag & CBAUD) {
|
||||
if (!(old_termios->c_cflag & CBAUD) && C_BAUD(tty)) {
|
||||
info->serial_signals |= SerialSignal_DTR;
|
||||
if (!(tty->termios.c_cflag & CRTSCTS) ||
|
||||
!test_bit(TTY_THROTTLED, &tty->flags)) {
|
||||
if (!C_CRTSCTS(tty) || !test_bit(TTY_THROTTLED, &tty->flags))
|
||||
info->serial_signals |= SerialSignal_RTS;
|
||||
}
|
||||
spin_lock_irqsave(&info->irq_spinlock,flags);
|
||||
usc_set_serial_signals(info);
|
||||
spin_unlock_irqrestore(&info->irq_spinlock,flags);
|
||||
}
|
||||
|
||||
|
||||
/* Handle turning off CRTSCTS */
|
||||
if (old_termios->c_cflag & CRTSCTS &&
|
||||
!(tty->termios.c_cflag & CRTSCTS)) {
|
||||
if (old_termios->c_cflag & CRTSCTS && !C_CRTSCTS(tty)) {
|
||||
tty->hw_stopped = 0;
|
||||
mgsl_start(tty);
|
||||
}
|
||||
|
@ -3281,7 +3276,7 @@ static int block_til_ready(struct tty_struct *tty, struct file * filp,
|
|||
return 0;
|
||||
}
|
||||
|
||||
if (tty->termios.c_cflag & CLOCAL)
|
||||
if (C_CLOCAL(tty))
|
||||
do_clocal = true;
|
||||
|
||||
/* Wait for carrier detect and the line to become
|
||||
|
|
|
@ -774,8 +774,7 @@ static void set_termios(struct tty_struct *tty, struct ktermios *old_termios)
|
|||
change_params(info);
|
||||
|
||||
/* Handle transition to B0 status */
|
||||
if (old_termios->c_cflag & CBAUD &&
|
||||
!(tty->termios.c_cflag & CBAUD)) {
|
||||
if ((old_termios->c_cflag & CBAUD) && !C_BAUD(tty)) {
|
||||
info->signals &= ~(SerialSignal_RTS | SerialSignal_DTR);
|
||||
spin_lock_irqsave(&info->lock,flags);
|
||||
set_signals(info);
|
||||
|
@ -783,21 +782,17 @@ static void set_termios(struct tty_struct *tty, struct ktermios *old_termios)
|
|||
}
|
||||
|
||||
/* Handle transition away from B0 status */
|
||||
if (!(old_termios->c_cflag & CBAUD) &&
|
||||
tty->termios.c_cflag & CBAUD) {
|
||||
if (!(old_termios->c_cflag & CBAUD) && C_BAUD(tty)) {
|
||||
info->signals |= SerialSignal_DTR;
|
||||
if (!(tty->termios.c_cflag & CRTSCTS) ||
|
||||
!test_bit(TTY_THROTTLED, &tty->flags)) {
|
||||
if (!C_CRTSCTS(tty) || !test_bit(TTY_THROTTLED, &tty->flags))
|
||||
info->signals |= SerialSignal_RTS;
|
||||
}
|
||||
spin_lock_irqsave(&info->lock,flags);
|
||||
set_signals(info);
|
||||
spin_unlock_irqrestore(&info->lock,flags);
|
||||
}
|
||||
|
||||
/* Handle turning off CRTSCTS */
|
||||
if (old_termios->c_cflag & CRTSCTS &&
|
||||
!(tty->termios.c_cflag & CRTSCTS)) {
|
||||
if ((old_termios->c_cflag & CRTSCTS) && !C_CRTSCTS(tty)) {
|
||||
tty->hw_stopped = 0;
|
||||
tx_release(tty);
|
||||
}
|
||||
|
@ -1362,7 +1357,7 @@ static void throttle(struct tty_struct * tty)
|
|||
DBGINFO(("%s throttle\n", info->device_name));
|
||||
if (I_IXOFF(tty))
|
||||
send_xchar(tty, STOP_CHAR(tty));
|
||||
if (tty->termios.c_cflag & CRTSCTS) {
|
||||
if (C_CRTSCTS(tty)) {
|
||||
spin_lock_irqsave(&info->lock,flags);
|
||||
info->signals &= ~SerialSignal_RTS;
|
||||
set_signals(info);
|
||||
|
@ -1387,7 +1382,7 @@ static void unthrottle(struct tty_struct * tty)
|
|||
else
|
||||
send_xchar(tty, START_CHAR(tty));
|
||||
}
|
||||
if (tty->termios.c_cflag & CRTSCTS) {
|
||||
if (C_CRTSCTS(tty)) {
|
||||
spin_lock_irqsave(&info->lock,flags);
|
||||
info->signals |= SerialSignal_RTS;
|
||||
set_signals(info);
|
||||
|
@ -3280,7 +3275,7 @@ static int block_til_ready(struct tty_struct *tty, struct file *filp,
|
|||
return 0;
|
||||
}
|
||||
|
||||
if (tty->termios.c_cflag & CLOCAL)
|
||||
if (C_CLOCAL(tty))
|
||||
do_clocal = true;
|
||||
|
||||
/* Wait for carrier detect and the line to become
|
||||
|
|
|
@ -871,8 +871,7 @@ static void set_termios(struct tty_struct *tty, struct ktermios *old_termios)
|
|||
change_params(info);
|
||||
|
||||
/* Handle transition to B0 status */
|
||||
if (old_termios->c_cflag & CBAUD &&
|
||||
!(tty->termios.c_cflag & CBAUD)) {
|
||||
if ((old_termios->c_cflag & CBAUD) && !C_BAUD(tty)) {
|
||||
info->serial_signals &= ~(SerialSignal_RTS | SerialSignal_DTR);
|
||||
spin_lock_irqsave(&info->lock,flags);
|
||||
set_signals(info);
|
||||
|
@ -880,21 +879,17 @@ static void set_termios(struct tty_struct *tty, struct ktermios *old_termios)
|
|||
}
|
||||
|
||||
/* Handle transition away from B0 status */
|
||||
if (!(old_termios->c_cflag & CBAUD) &&
|
||||
tty->termios.c_cflag & CBAUD) {
|
||||
if (!(old_termios->c_cflag & CBAUD) && C_BAUD(tty)) {
|
||||
info->serial_signals |= SerialSignal_DTR;
|
||||
if (!(tty->termios.c_cflag & CRTSCTS) ||
|
||||
!test_bit(TTY_THROTTLED, &tty->flags)) {
|
||||
if (!C_CRTSCTS(tty) || !test_bit(TTY_THROTTLED, &tty->flags))
|
||||
info->serial_signals |= SerialSignal_RTS;
|
||||
}
|
||||
spin_lock_irqsave(&info->lock,flags);
|
||||
set_signals(info);
|
||||
spin_unlock_irqrestore(&info->lock,flags);
|
||||
}
|
||||
|
||||
/* Handle turning off CRTSCTS */
|
||||
if (old_termios->c_cflag & CRTSCTS &&
|
||||
!(tty->termios.c_cflag & CRTSCTS)) {
|
||||
if (old_termios->c_cflag & CRTSCTS && !C_CRTSCTS(tty)) {
|
||||
tty->hw_stopped = 0;
|
||||
tx_release(tty);
|
||||
}
|
||||
|
@ -1472,7 +1467,7 @@ static void throttle(struct tty_struct * tty)
|
|||
if (I_IXOFF(tty))
|
||||
send_xchar(tty, STOP_CHAR(tty));
|
||||
|
||||
if (tty->termios.c_cflag & CRTSCTS) {
|
||||
if (C_CRTSCTS(tty)) {
|
||||
spin_lock_irqsave(&info->lock,flags);
|
||||
info->serial_signals &= ~SerialSignal_RTS;
|
||||
set_signals(info);
|
||||
|
@ -1501,7 +1496,7 @@ static void unthrottle(struct tty_struct * tty)
|
|||
send_xchar(tty, START_CHAR(tty));
|
||||
}
|
||||
|
||||
if (tty->termios.c_cflag & CRTSCTS) {
|
||||
if (C_CRTSCTS(tty)) {
|
||||
spin_lock_irqsave(&info->lock,flags);
|
||||
info->serial_signals |= SerialSignal_RTS;
|
||||
set_signals(info);
|
||||
|
@ -3297,7 +3292,7 @@ static int block_til_ready(struct tty_struct *tty, struct file *filp,
|
|||
return 0;
|
||||
}
|
||||
|
||||
if (tty->termios.c_cflag & CLOCAL)
|
||||
if (C_CLOCAL(tty))
|
||||
do_clocal = true;
|
||||
|
||||
/* Wait for carrier detect and the line to become
|
||||
|
|
|
@ -719,16 +719,16 @@ static int get_sgflags(struct tty_struct *tty)
|
|||
{
|
||||
int flags = 0;
|
||||
|
||||
if (!(tty->termios.c_lflag & ICANON)) {
|
||||
if (tty->termios.c_lflag & ISIG)
|
||||
if (!L_ICANON(tty)) {
|
||||
if (L_ISIG(tty))
|
||||
flags |= 0x02; /* cbreak */
|
||||
else
|
||||
flags |= 0x20; /* raw */
|
||||
}
|
||||
if (tty->termios.c_lflag & ECHO)
|
||||
if (L_ECHO(tty))
|
||||
flags |= 0x08; /* echo */
|
||||
if (tty->termios.c_oflag & OPOST)
|
||||
if (tty->termios.c_oflag & ONLCR)
|
||||
if (O_OPOST(tty))
|
||||
if (O_ONLCR(tty))
|
||||
flags |= 0x10; /* crmod */
|
||||
return flags;
|
||||
}
|
||||
|
@ -908,7 +908,7 @@ static int tty_change_softcar(struct tty_struct *tty, int arg)
|
|||
tty->termios.c_cflag |= bit;
|
||||
if (tty->ops->set_termios)
|
||||
tty->ops->set_termios(tty, &old);
|
||||
if ((tty->termios.c_cflag & CLOCAL) != bit)
|
||||
if (C_CLOCAL(tty) != bit)
|
||||
ret = -EINVAL;
|
||||
up_write(&tty->termios_rwsem);
|
||||
return ret;
|
||||
|
|
|
@ -370,7 +370,7 @@ int tty_port_block_til_ready(struct tty_port *port,
|
|||
}
|
||||
if (filp->f_flags & O_NONBLOCK) {
|
||||
/* Indicate we are open */
|
||||
if (tty->termios.c_cflag & CBAUD)
|
||||
if (C_BAUD(tty))
|
||||
tty_port_raise_dtr_rts(port);
|
||||
port->flags |= ASYNC_NORMAL_ACTIVE;
|
||||
return 0;
|
||||
|
|
|
@ -1165,8 +1165,7 @@ static void cypress_read_int_callback(struct urb *urb)
|
|||
|
||||
/* hangup, as defined in acm.c... this might be a bad place for it
|
||||
* though */
|
||||
if (tty && !(tty->termios.c_cflag & CLOCAL) &&
|
||||
!(priv->current_status & UART_CD)) {
|
||||
if (tty && !C_CLOCAL(tty) && !(priv->current_status & UART_CD)) {
|
||||
dev_dbg(dev, "%s - calling hangup\n", __func__);
|
||||
tty_hangup(tty);
|
||||
goto continue_read;
|
||||
|
|
|
@ -695,11 +695,11 @@ static void digi_set_termios(struct tty_struct *tty,
|
|||
arg = -1;
|
||||
|
||||
/* reassert DTR and (maybe) RTS on transition from B0 */
|
||||
if ((old_cflag&CBAUD) == B0) {
|
||||
if ((old_cflag & CBAUD) == B0) {
|
||||
/* don't set RTS if using hardware flow control */
|
||||
/* and throttling input */
|
||||
modem_signals = TIOCM_DTR;
|
||||
if (!(tty->termios.c_cflag & CRTSCTS) ||
|
||||
if (!C_CRTSCTS(tty) ||
|
||||
!test_bit(TTY_THROTTLED, &tty->flags))
|
||||
modem_signals |= TIOCM_RTS;
|
||||
digi_set_modem_signals(port, modem_signals, 1);
|
||||
|
@ -1491,8 +1491,8 @@ static int digi_read_oob_callback(struct urb *urb)
|
|||
|
||||
rts = 0;
|
||||
if (tty)
|
||||
rts = tty->termios.c_cflag & CRTSCTS;
|
||||
|
||||
rts = C_CRTSCTS(tty);
|
||||
|
||||
if (tty && opcode == DIGI_CMD_READ_INPUT_SIGNALS) {
|
||||
spin_lock(&priv->dp_port_lock);
|
||||
/* convert from digi flags to termiox flags */
|
||||
|
|
|
@ -1398,7 +1398,7 @@ static void edge_throttle(struct tty_struct *tty)
|
|||
}
|
||||
|
||||
/* if we are implementing RTS/CTS, toggle that line */
|
||||
if (tty->termios.c_cflag & CRTSCTS) {
|
||||
if (C_CRTSCTS(tty)) {
|
||||
edge_port->shadowMCR &= ~MCR_RTS;
|
||||
status = send_cmd_write_uart_register(edge_port, MCR,
|
||||
edge_port->shadowMCR);
|
||||
|
@ -1435,7 +1435,7 @@ static void edge_unthrottle(struct tty_struct *tty)
|
|||
return;
|
||||
}
|
||||
/* if we are implementing RTS/CTS, toggle that line */
|
||||
if (tty->termios.c_cflag & CRTSCTS) {
|
||||
if (C_CRTSCTS(tty)) {
|
||||
edge_port->shadowMCR |= MCR_RTS;
|
||||
send_cmd_write_uart_register(edge_port, MCR,
|
||||
edge_port->shadowMCR);
|
||||
|
|
|
@ -428,7 +428,7 @@ static int mct_u232_open(struct tty_struct *tty, struct usb_serial_port *port)
|
|||
* either.
|
||||
*/
|
||||
spin_lock_irqsave(&priv->lock, flags);
|
||||
if (tty && (tty->termios.c_cflag & CBAUD))
|
||||
if (tty && C_BAUD(tty))
|
||||
priv->control_state = TIOCM_DTR | TIOCM_RTS;
|
||||
else
|
||||
priv->control_state = 0;
|
||||
|
|
|
@ -1308,7 +1308,7 @@ static void mos7720_throttle(struct tty_struct *tty)
|
|||
}
|
||||
|
||||
/* if we are implementing RTS/CTS, toggle that line */
|
||||
if (tty->termios.c_cflag & CRTSCTS) {
|
||||
if (C_CRTSCTS(tty)) {
|
||||
mos7720_port->shadowMCR &= ~UART_MCR_RTS;
|
||||
write_mos_reg(port->serial, port->port_number, MOS7720_MCR,
|
||||
mos7720_port->shadowMCR);
|
||||
|
@ -1338,7 +1338,7 @@ static void mos7720_unthrottle(struct tty_struct *tty)
|
|||
}
|
||||
|
||||
/* if we are implementing RTS/CTS, toggle that line */
|
||||
if (tty->termios.c_cflag & CRTSCTS) {
|
||||
if (C_CRTSCTS(tty)) {
|
||||
mos7720_port->shadowMCR |= UART_MCR_RTS;
|
||||
write_mos_reg(port->serial, port->port_number, MOS7720_MCR,
|
||||
mos7720_port->shadowMCR);
|
||||
|
|
|
@ -1425,7 +1425,7 @@ static void mos7840_throttle(struct tty_struct *tty)
|
|||
return;
|
||||
}
|
||||
/* if we are implementing RTS/CTS, toggle that line */
|
||||
if (tty->termios.c_cflag & CRTSCTS) {
|
||||
if (C_CRTSCTS(tty)) {
|
||||
mos7840_port->shadowMCR &= ~MCR_RTS;
|
||||
status = mos7840_set_uart_reg(port, MODEM_CONTROL_REGISTER,
|
||||
mos7840_port->shadowMCR);
|
||||
|
@ -1466,7 +1466,7 @@ static void mos7840_unthrottle(struct tty_struct *tty)
|
|||
}
|
||||
|
||||
/* if we are implementing RTS/CTS, toggle that line */
|
||||
if (tty->termios.c_cflag & CRTSCTS) {
|
||||
if (C_CRTSCTS(tty)) {
|
||||
mos7840_port->shadowMCR |= MCR_RTS;
|
||||
status = mos7840_set_uart_reg(port, MODEM_CONTROL_REGISTER,
|
||||
mos7840_port->shadowMCR);
|
||||
|
|
|
@ -287,14 +287,14 @@ static int ircomm_tty_block_til_ready(struct ircomm_tty_cb *self,
|
|||
|
||||
if (filp->f_flags & O_NONBLOCK) {
|
||||
/* nonblock mode is set */
|
||||
if (tty->termios.c_cflag & CBAUD)
|
||||
if (C_BAUD(tty))
|
||||
tty_port_raise_dtr_rts(port);
|
||||
port->flags |= ASYNC_NORMAL_ACTIVE;
|
||||
pr_debug("%s(), O_NONBLOCK requested!\n", __func__);
|
||||
return 0;
|
||||
}
|
||||
|
||||
if (tty->termios.c_cflag & CLOCAL) {
|
||||
if (C_CLOCAL(tty)) {
|
||||
pr_debug("%s(), doing CLOCAL!\n", __func__);
|
||||
do_clocal = 1;
|
||||
}
|
||||
|
@ -806,7 +806,7 @@ static void ircomm_tty_throttle(struct tty_struct *tty)
|
|||
ircomm_tty_send_xchar(tty, STOP_CHAR(tty));
|
||||
|
||||
/* Hardware flow control? */
|
||||
if (tty->termios.c_cflag & CRTSCTS) {
|
||||
if (C_CRTSCTS(tty)) {
|
||||
self->settings.dte &= ~IRCOMM_RTS;
|
||||
self->settings.dte |= IRCOMM_DELTA_RTS;
|
||||
|
||||
|
@ -831,12 +831,11 @@ static void ircomm_tty_unthrottle(struct tty_struct *tty)
|
|||
IRDA_ASSERT(self->magic == IRCOMM_TTY_MAGIC, return;);
|
||||
|
||||
/* Using software flow control? */
|
||||
if (I_IXOFF(tty)) {
|
||||
if (I_IXOFF(tty))
|
||||
ircomm_tty_send_xchar(tty, START_CHAR(tty));
|
||||
}
|
||||
|
||||
/* Using hardware flow control? */
|
||||
if (tty->termios.c_cflag & CRTSCTS) {
|
||||
if (C_CRTSCTS(tty)) {
|
||||
self->settings.dte |= (IRCOMM_RTS|IRCOMM_DELTA_RTS);
|
||||
|
||||
ircomm_param_request(self, IRCOMM_DTE, TRUE);
|
||||
|
|
|
@ -158,26 +158,21 @@ void ircomm_tty_set_termios(struct tty_struct *tty,
|
|||
ircomm_tty_change_speed(self, tty);
|
||||
|
||||
/* Handle transition to B0 status */
|
||||
if ((old_termios->c_cflag & CBAUD) &&
|
||||
!(cflag & CBAUD)) {
|
||||
if ((old_termios->c_cflag & CBAUD) && !(cflag & CBAUD)) {
|
||||
self->settings.dte &= ~(IRCOMM_DTR|IRCOMM_RTS);
|
||||
ircomm_param_request(self, IRCOMM_DTE, TRUE);
|
||||
}
|
||||
|
||||
/* Handle transition away from B0 status */
|
||||
if (!(old_termios->c_cflag & CBAUD) &&
|
||||
(cflag & CBAUD)) {
|
||||
if (!(old_termios->c_cflag & CBAUD) && (cflag & CBAUD)) {
|
||||
self->settings.dte |= IRCOMM_DTR;
|
||||
if (!(tty->termios.c_cflag & CRTSCTS) ||
|
||||
!test_bit(TTY_THROTTLED, &tty->flags)) {
|
||||
if (!C_CRTSCTS(tty) || !test_bit(TTY_THROTTLED, &tty->flags))
|
||||
self->settings.dte |= IRCOMM_RTS;
|
||||
}
|
||||
ircomm_param_request(self, IRCOMM_DTE, TRUE);
|
||||
}
|
||||
|
||||
/* Handle turning off CRTSCTS */
|
||||
if ((old_termios->c_cflag & CRTSCTS) &&
|
||||
!(tty->termios.c_cflag & CRTSCTS))
|
||||
if ((old_termios->c_cflag & CRTSCTS) && !C_CRTSCTS(tty))
|
||||
{
|
||||
tty->hw_stopped = 0;
|
||||
ircomm_tty_start(tty);
|
||||
|
|
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Ссылка в новой задаче