diff options
Diffstat (limited to 'drivers/tty/serial/bfin_uart.c')
| -rw-r--r-- | drivers/tty/serial/bfin_uart.c | 24 |
1 files changed, 1 insertions, 23 deletions
diff --git a/drivers/tty/serial/bfin_uart.c b/drivers/tty/serial/bfin_uart.c index f24f8a2073d9..abac23741057 100644 --- a/drivers/tty/serial/bfin_uart.c +++ b/drivers/tty/serial/bfin_uart.c @@ -119,12 +119,10 @@ static irqreturn_t bfin_serial_mctrl_cts_int(int irq, void *dev_id) unsigned int status; status = bfin_serial_get_mctrl(&uart->port); - uart_handle_cts_change(&uart->port, status & TIOCM_CTS); #ifdef CONFIG_SERIAL_BFIN_HARD_CTSRTS - uart->scts = 1; UART_CLEAR_SCTS(uart); - UART_CLEAR_IER(uart, EDSSI); #endif + uart_handle_cts_change(&uart->port, status & TIOCM_CTS); return IRQ_HANDLED; } @@ -175,13 +173,6 @@ static void bfin_serial_start_tx(struct uart_port *port) struct bfin_serial_port *uart = (struct bfin_serial_port *)port; struct tty_struct *tty = uart->port.state->port.tty; -#ifdef CONFIG_SERIAL_BFIN_HARD_CTSRTS - if (uart->scts && !(bfin_serial_get_mctrl(&uart->port) & TIOCM_CTS)) { - uart->scts = 0; - uart_handle_cts_change(&uart->port, uart->scts); - } -#endif - /* * To avoid losting RX interrupt, we reset IR function * before sending data. @@ -380,12 +371,6 @@ static irqreturn_t bfin_serial_tx_int(int irq, void *dev_id) { struct bfin_serial_port *uart = dev_id; -#ifdef CONFIG_SERIAL_BFIN_HARD_CTSRTS - if (uart->scts && !(bfin_serial_get_mctrl(&uart->port) & TIOCM_CTS)) { - uart->scts = 0; - uart_handle_cts_change(&uart->port, uart->scts); - } -#endif spin_lock(&uart->port.lock); if (UART_GET_LSR(uart) & THRE) bfin_serial_tx_chars(uart); @@ -531,13 +516,6 @@ static irqreturn_t bfin_serial_dma_tx_int(int irq, void *dev_id) struct bfin_serial_port *uart = dev_id; struct circ_buf *xmit = &uart->port.state->xmit; -#ifdef CONFIG_SERIAL_BFIN_HARD_CTSRTS - if (uart->scts && !(bfin_serial_get_mctrl(&uart->port)&TIOCM_CTS)) { - uart->scts = 0; - uart_handle_cts_change(&uart->port, uart->scts); - } -#endif - spin_lock(&uart->port.lock); if (!(get_dma_curr_irqstat(uart->tx_dma_channel)&DMA_RUN)) { disable_dma(uart->tx_dma_channel); |