diff options
Diffstat (limited to 'drivers/tty/serial/fsl_lpuart.c')
| -rw-r--r-- | drivers/tty/serial/fsl_lpuart.c | 20 |
1 files changed, 7 insertions, 13 deletions
diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c index 12ddca608eba..c60c5354a5b9 100644 --- a/drivers/tty/serial/fsl_lpuart.c +++ b/drivers/tty/serial/fsl_lpuart.c @@ -771,9 +771,8 @@ static unsigned int lpuart32_tx_empty(struct uart_port *port) return 0; } -static irqreturn_t lpuart_txint(int irq, void *dev_id) +static void lpuart_txint(struct lpuart_port *sport) { - struct lpuart_port *sport = dev_id; struct circ_buf *xmit = &sport->port.state->xmit; unsigned long flags; @@ -804,12 +803,10 @@ static irqreturn_t lpuart_txint(int irq, void *dev_id) out: spin_unlock_irqrestore(&sport->port.lock, flags); - return IRQ_HANDLED; } -static irqreturn_t lpuart_rxint(int irq, void *dev_id) +static void lpuart_rxint(struct lpuart_port *sport) { - struct lpuart_port *sport = dev_id; unsigned int flg, ignored = 0, overrun = 0; struct tty_port *port = &sport->port.state->port; unsigned long flags; @@ -878,12 +875,10 @@ out: spin_unlock_irqrestore(&sport->port.lock, flags); tty_flip_buffer_push(port); - return IRQ_HANDLED; } -static irqreturn_t lpuart32_rxint(int irq, void *dev_id) +static void lpuart32_rxint(struct lpuart_port *sport) { - struct lpuart_port *sport = dev_id; unsigned int flg, ignored = 0; struct tty_port *port = &sport->port.state->port; unsigned long flags; @@ -942,7 +937,6 @@ out: spin_unlock_irqrestore(&sport->port.lock, flags); tty_flip_buffer_push(port); - return IRQ_HANDLED; } static irqreturn_t lpuart_int(int irq, void *dev_id) @@ -953,10 +947,10 @@ static irqreturn_t lpuart_int(int irq, void *dev_id) sts = readb(sport->port.membase + UARTSR1); if (sts & UARTSR1_RDRF) - lpuart_rxint(irq, dev_id); + lpuart_rxint(sport); if (sts & UARTSR1_TDRE) - lpuart_txint(irq, dev_id); + lpuart_txint(sport); return IRQ_HANDLED; } @@ -971,10 +965,10 @@ static irqreturn_t lpuart32_int(int irq, void *dev_id) rxcount = rxcount >> UARTWATER_RXCNT_OFF; if ((sts & UARTSTAT_RDRF || rxcount > 0) && !sport->lpuart_dma_rx_use) - lpuart32_rxint(irq, dev_id); + lpuart32_rxint(sport); if ((sts & UARTSTAT_TDRE) && !sport->lpuart_dma_tx_use) - lpuart_txint(irq, dev_id); + lpuart_txint(sport); lpuart32_write(&sport->port, sts, UARTSTAT); return IRQ_HANDLED; |