From: Russ Dill <[email protected]> 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 <[email protected]> Signed-off-by: Zubair Lutfullah <[email protected]> --- drivers/iio/adc/ti_am335x_adc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/iio/adc/ti_am335x_adc.c b/drivers/iio/adc/ti_am335x_adc.c index 8dc070d..6957011 100644 --- a/drivers/iio/adc/ti_am335x_adc.c +++ b/drivers/iio/adc/ti_am335x_adc.c @@ -171,8 +171,8 @@ static irqreturn_t tiadc_irq(int irq, void *private) config = tiadc_readl(adc_dev, REG_CTRL); config &= ~(CNTRLREG_TSCSSENB); tiadc_writel(adc_dev, REG_CTRL, config); - tiadc_writel(adc_dev, REG_IRQSTATUS, - IRQENB_FIFO1OVRRUN | IRQENB_FIFO1UNDRFLW); + tiadc_writel(adc_dev, REG_IRQSTATUS, IRQENB_FIFO1THRES + | IRQENB_FIFO1OVRRUN | IRQENB_FIFO1UNDRFLW); tiadc_writel(adc_dev, REG_CTRL, (config | CNTRLREG_TSCSSENB)); return IRQ_HANDLED; -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
