Re: [PATCH -mm v4 6/9] atmel_serial: Split the interrupt handler

[michael]

hi,

diff --git a/drivers/serial/atmel_serial.c b/drivers/serial/atmel_serial.c
index cb70cc5..f310a80 100644
--- a/drivers/serial/atmel_serial.c
+++ b/drivers/serial/atmel_serial.c
@@ -552,7 +552,7 @@ static irqreturn_t atmel_interrupt(int irq, void *dev_id)
                atmel_handle_transmit(port, pending);
        } while (pass_counter++ < ATMEL_ISR_PASS_LIMIT);

- return IRQ_HANDLED;

+       return pass_counter ? IRQ_HANDLED : IRQ_NONE;
 }

/*

Just one question:
Receiving with hardware handshake works without PDC?

Regards Michael

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