When an overrun occurs, the FIFO is cleared. If a FIFO threshold event
was pending, the data is now gone. Clear the threshold event when
handling an overrun (or underflow).
Signed-off-by: Russ Dill <Russ.Dill@xxxxxx>
Signed-off-by: Zubair Lutfullah <zubair.lutfullah@xxxxxxxxx>
---
drivers/iio/adc/ti_am335x_adc.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/iio/adc/ti_am335x_adc.c b/drivers/iio/adc/ti_am335x_adc.c
index fcd414d..1e48799 100644
--- a/drivers/iio/adc/ti_am335x_adc.c
+++ b/drivers/iio/adc/ti_am335x_adc.c
@@ -178,7 +178,8 @@ static irqreturn_t tiadc_irq(int irq, void *private)
tiadc_writel(adc_dev, REG_IRQSTATUS,
IRQENB_FIFO1OVRRUN |
- IRQENB_FIFO1UNDRFLW);
+ IRQENB_FIFO1UNDRFLW |
+ IRQENB_FIFO1THRES);
tiadc_writel(adc_dev, REG_CTRL,
(config | CNTRLREG_TSCSSENB));
--
1.7.9.5
--
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