static enum hrtimer_restart tsc2007_timer(struct hrtimer *handle)
{
struct tsc2007 *ts = container_of(handle, struct tsc2007, timer);
+ unsigned long flags;
- spin_lock_irq(&ts->lock);
+ spin_lock_irqsave(&ts->lock, flags);
if (unlikely(!ts->get_pendown_state() && ts->pendown)) {
struct input_dev *input = ts->input;
tsc2007_send_event(ts);
}
- spin_unlock_irq(&ts->lock);
+ spin_unlock_irqrestore(&ts->lock, flags);
return HRTIMER_NORESTART;
}
spin_lock_irqsave(&ts->lock, flags);
if (likely(ts->get_pendown_state())) {
- disable_irq(ts->irq);
+ disable_irq_nosync(ts->irq);
hrtimer_start(&ts->timer, ktime_set(0, TS_POLL_DELAY),
HRTIMER_MODE_REL);
}
struct input_dev *input_dev;
int err;
- if (!pdata) {
+ if (!pdata || !pdata->get_pendown_state) {
dev_err(&client->dev, "platform data is required!\n");
return -EINVAL;
}