Messages in this thread Patch in this message |  | | | From | Tomoya MORINAGA <> | | Subject | [PATCH 5/6] pch_uart: Fix return value issue | | Date | Thu, 17 Nov 2011 14:57:32 +0900 |
| |
Currently, occurring line status interrupt, returned value is not set in interrupt handler function. As a result, 0 can be returned.
This patch adds setting returned value.
Signed-off-by: Tomoya MORINAGA <tomoya.rohm@gmail.com> --- drivers/tty/serial/pch_uart.c | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-) diff --git a/drivers/tty/serial/pch_uart.c b/drivers/tty/serial/pch_uart.c index 6cf71f1..8c750d8 100644 --- a/drivers/tty/serial/pch_uart.c +++ b/drivers/tty/serial/pch_uart.c @@ -35,6 +35,7 @@ enum { PCH_UART_HANDLED_RX_ERR_INT_SHIFT, PCH_UART_HANDLED_RX_TRG_INT_SHIFT, PCH_UART_HANDLED_MS_INT_SHIFT, + PCH_UART_HANDLED_LS_INT_SHIFT, }; enum { @@ -59,6 +60,8 @@ enum { PCH_UART_HANDLED_RX_TRG_INT_SHIFT)<<1)) #define PCH_UART_HANDLED_MS_INT (1<<((PCH_UART_HANDLED_MS_INT_SHIFT)<<1)) +#define PCH_UART_HANDLED_LS_INT (1<<((PCH_UART_HANDLED_LS_INT_SHIFT)<<1)) + #define PCH_UART_RBR 0x00 #define PCH_UART_THR 0x00 @@ -968,6 +971,8 @@ static irqreturn_t pch_uart_interrupt(int irq, void *dev_id) UART_LSR_PE | UART_LSR_OE)) { pch_uart_err_ir(priv, lsr); ret = PCH_UART_HANDLED_RX_ERR_INT; + } else { + ret = PCH_UART_HANDLED_LS_INT; } break; case PCH_UART_IID_RDR: /* Received Data Ready */ -- 1.7.4.4
|  |