diff options
| -rw-r--r-- | drivers/tty/serial/msm_serial_hs.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/tty/serial/msm_serial_hs.c b/drivers/tty/serial/msm_serial_hs.c index 9f67b62cb77d..5e85e1e14c44 100644 --- a/drivers/tty/serial/msm_serial_hs.c +++ b/drivers/tty/serial/msm_serial_hs.c @@ -1087,12 +1087,10 @@ static void msm_hs_config_port(struct uart_port *uport, int cfg_flags) } /* Handle CTS changes (Called from interrupt handler) */ -static void msm_hs_handle_delta_cts(struct uart_port *uport) +static void msm_hs_handle_delta_cts_locked(struct uart_port *uport) { - unsigned long flags; struct msm_hs_port *msm_uport = UARTDM_TO_MSM(uport); - spin_lock_irqsave(&uport->lock, flags); clk_enable(msm_uport->clk); /* clear interrupt */ @@ -1100,7 +1098,6 @@ static void msm_hs_handle_delta_cts(struct uart_port *uport) uport->icount.cts++; clk_disable(msm_uport->clk); - spin_unlock_irqrestore(&uport->lock, flags); /* clear the IOCTL TIOCMIWAIT if called */ wake_up_interruptible(&uport->state->port.delta_msr_wait); @@ -1248,7 +1245,7 @@ static irqreturn_t msm_hs_isr(int irq, void *dev) /* Change in CTS interrupt */ if (isr_status & UARTDM_ISR_DELTA_CTS_BMSK) - msm_hs_handle_delta_cts(uport); + msm_hs_handle_delta_cts_locked(uport); spin_unlock_irqrestore(&uport->lock, flags); |