USB: serial: ti_usb_3410_5052: use C_X macros

Use C_X tty.h macros to avoid direct manipulation of termios
c_cflag variable.

Signed-off-by: Mathieu OTHACEHE <m.othacehe@gmail.com>
Signed-off-by: Johan Hovold <johan@kernel.org>

diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c
index cbd67edff7aa5180fa13cc3a6bf27acbd74a72e0..5c7b27a04b56e47b4fadca987d091d0c6fef7e31 100644 (file)
--- a/drivers/usb/serial/ti_usb_3410_5052.c
+++ b/drivers/usb/serial/ti_usb_3410_5052.c
@@ -949,7 +949,7 @@ static void ti_set_termios(struct tty_struct *tty,
        wflags |= TI_UART_ENABLE_AUTO_START_DMA;
        config->bUartMode = tport->tp_uart_mode;
 
-       switch (cflag & CSIZE) {
+       switch (C_CSIZE(tty)) {
        case CS5:
                    config->bDataBits = TI_UART_5_DATA_BITS;
                    break;
@@ -968,8 +968,8 @@ static void ti_set_termios(struct tty_struct *tty,
        /* CMSPAR isn't supported by this driver */
        tty->termios.c_cflag &= ~CMSPAR;
 
-       if (cflag & PARENB) {
-               if (cflag & PARODD) {
+       if (C_PARENB(tty)) {
+               if (C_PARODD(tty)) {
                        wflags |= TI_UART_ENABLE_PARITY_CHECKING;
                        config->bParity = TI_UART_ODD_PARITY;
                } else {
@@ -981,14 +981,14 @@ static void ti_set_termios(struct tty_struct *tty,
                config->bParity = TI_UART_NO_PARITY;
        }
 
-       if (cflag & CSTOPB)
+       if (C_CSTOPB(tty))
                config->bStopBits = TI_UART_2_STOP_BITS;
        else
                config->bStopBits = TI_UART_1_STOP_BITS;
 
-       if (cflag & CRTSCTS) {
+       if (C_CRTSCTS(tty)) {
                /* RTS flow control must be off to drop RTS for baud rate B0 */
-               if ((cflag & CBAUD) != B0)
+               if ((C_BAUD(tty)) != B0)
                        wflags |= TI_UART_ENABLE_RTS_IN;
                wflags |= TI_UART_ENABLE_CTS_OUT;
        } else {
@@ -1017,7 +1017,7 @@ static void ti_set_termios(struct tty_struct *tty,
                wbaudrate = (461538 + baud/2) / baud;
 
        /* FIXME: Should calculate resulting baud here and report it back */
-       if ((cflag & CBAUD) != B0)
+       if ((C_BAUD(tty)) != B0)
                tty_encode_baud_rate(tty, baud, baud);
 
        dev_dbg(&port->dev,
@@ -1039,7 +1039,7 @@ static void ti_set_termios(struct tty_struct *tty,
        /* SET_CONFIG asserts RTS and DTR, reset them correctly */
        mcr = tport->tp_shadow_mcr;
        /* if baud rate is B0, clear RTS and DTR */
-       if ((cflag & CBAUD) == B0)
+       if (C_BAUD(tty) == B0)
                mcr &= ~(TI_MCR_DTR | TI_MCR_RTS);
        status = ti_set_mcr(tport, mcr);
        if (status)