[PATCH v2] iio: adc: xilinx-xadc: Push interrupts into threaded context

Xander Huff xander.huff at ni.com
Wed Jul 15 08:57:44 PDT 2015


On 7/9/2015 12:03 AM, Shubhrajyoti Datta wrote:
>     @@ -330,8 +310,18 @@ static irqreturn_t xadc_zynq_interrupt_handler(int irq,
>     void *devid)
>                      xadc_zynq_update_intmsk(xadc, 0, 0);
>                      ret = IRQ_WAKE_THREAD;
>              }
>     +
>     +       alarm = xadc->zynq_alarm;
>     +       xadc->zynq_alarm = 0;
>     +
>              spin_unlock(&xadc->lock);
>
>     +       xadc_handle_events(indio_dev, xadc_zynq_transform_alarm(alarm));
>     +
>     +       /* unmask the required interrupts in timer. */
>     +       schedule_delayed_work(&xadc->zynq_unmask_work,
>     +                       msecs_to_jiffies(XADC_ZYNQ_UNMASK_TIMEOUT));
>     +
>
> Now that we are in the threaded context do we need the  work queue stuff.
Seems reasonable to try to remove it. I'll do some testing and send out a v3 if 
it works, thanks.

-- 
Xander Huff
Staff Software Engineer
National Instruments



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