[alsa-devel] [PATCH] ASoC: nau8825: set clear_irq when imm IRQ happened

John Hsu KCHSU0 at nuvoton.com
Thu Nov 30 03:13:17 CET 2017


Although the crosstalk is disabled, it is better to set clear_irq
properly when the impedance measurement interrupt happens.
It can avoid that the driver clears other IRQs by accident
if the active_irq has another IRQ events.

Signed-off-by: John Hsu <KCHSU0 at nuvoton.com>
---
 sound/soc/codecs/nau8825.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/sound/soc/codecs/nau8825.c b/sound/soc/codecs/nau8825.c
index d3c1a02..603cd72 100644
--- a/sound/soc/codecs/nau8825.c
+++ b/sound/soc/codecs/nau8825.c
@@ -1733,10 +1733,9 @@ static irqreturn_t nau8825_interrupt(int irq, void *data)
 			nau8825->xtalk_event_mask = event_mask;
 		}
 	} else if (active_irq & NAU8825_IMPEDANCE_MEAS_IRQ) {
-		if (nau8825->xtalk_enable) {
+		if (nau8825->xtalk_enable)
 			schedule_work(&nau8825->xtalk_work);
-			clear_irq = NAU8825_IMPEDANCE_MEAS_IRQ;
-		}
+		clear_irq = NAU8825_IMPEDANCE_MEAS_IRQ;
 	} else if ((active_irq & NAU8825_JACK_INSERTION_IRQ_MASK) ==
 		NAU8825_JACK_INSERTION_DETECTED) {
 		/* One more step to check GPIO status directly. Thus, the
-- 
2.6.4



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