diff options
Diffstat (limited to 'drivers/serial/8250.c')
-rw-r--r-- | drivers/serial/8250.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c index cc2a205d423..e34bd03cfce 100644 --- a/drivers/serial/8250.c +++ b/drivers/serial/8250.c @@ -1175,7 +1175,7 @@ static void serial8250_enable_ms(struct uart_port *port) } static void -receive_chars(struct uart_8250_port *up, int *status, struct pt_regs *regs) +receive_chars(struct uart_8250_port *up, int *status) { struct tty_struct *tty = up->port.info->tty; unsigned char ch, lsr = *status; @@ -1233,7 +1233,7 @@ receive_chars(struct uart_8250_port *up, int *status, struct pt_regs *regs) else if (lsr & UART_LSR_FE) flag = TTY_FRAME; } - if (uart_handle_sysrq_char(&up->port, ch, regs)) + if (uart_handle_sysrq_char(&up->port, ch)) goto ignore_char; uart_insert_char(&up->port, lsr, UART_LSR_OE, ch, flag); @@ -1309,7 +1309,7 @@ static unsigned int check_modem_status(struct uart_8250_port *up) * This handles the interrupt from one port. */ static inline void -serial8250_handle_port(struct uart_8250_port *up, struct pt_regs *regs) +serial8250_handle_port(struct uart_8250_port *up) { unsigned int status; @@ -1320,7 +1320,7 @@ serial8250_handle_port(struct uart_8250_port *up, struct pt_regs *regs) DEBUG_INTR("status = %x...", status); if (status & UART_LSR_DR) - receive_chars(up, &status, regs); + receive_chars(up, &status); check_modem_status(up); if (status & UART_LSR_THRE) transmit_chars(up); @@ -1342,7 +1342,7 @@ serial8250_handle_port(struct uart_8250_port *up, struct pt_regs *regs) * This means we need to loop through all ports. checking that they * don't have an interrupt pending. */ -static irqreturn_t serial8250_interrupt(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t serial8250_interrupt(int irq, void *dev_id) { struct irq_info *i = dev_id; struct list_head *l, *end = NULL; @@ -1361,7 +1361,7 @@ static irqreturn_t serial8250_interrupt(int irq, void *dev_id, struct pt_regs *r iir = serial_in(up, UART_IIR); if (!(iir & UART_IIR_NO_INT)) { - serial8250_handle_port(up, regs); + serial8250_handle_port(up); handled = 1; @@ -1461,7 +1461,7 @@ static void serial8250_timeout(unsigned long data) iir = serial_in(up, UART_IIR); if (!(iir & UART_IIR_NO_INT)) - serial8250_handle_port(up, NULL); + serial8250_handle_port(up); timeout = up->port.timeout; timeout = timeout > 6 ? (timeout / 2 - 2) : 1; |