> +
> + /* Start workqueue for defer message transfer */
> + INIT_WORK(&data->work, ad7142_work);
> +
> + if (client->irq > 0) {
> + rc = request_irq(client->irq, ad7142_interrupt,
> + IRQF_TRIGGER_LOW, "ad7142_joystick",
data);
> Let's use threaded IRQs, they are so nice for devices like this one.
Do you mean use request_threaded_irq to request irq and return
IRQ_THREAD_WAKE in hardware interrupt to wake-up thread_fn in process
context? But there is almost no device using this way after a grep.
Or just create a single-thread workqueue? Or just create a thread to
handle bottom-half?
-Barry
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