diff options
| author | Oleksij Rempel <o.rempel@pengutronix.de> | 2022-03-15 15:38:55 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-03-18 14:04:30 +0100 |
| commit | 257e3df40c62bdc2a7cfb2deb1dac8fcb931cc73 (patch) | |
| tree | 2726a25d23194cff4dd63e0d26b723eb35765423 | |
| parent | 73799a889262b4675799bec20a2765be6d6a3f98 (diff) | |
| download | iio-257e3df40c62bdc2a7cfb2deb1dac8fcb931cc73.tar.gz | |
counter: interrupt-cnt: add counter_push_event()
Add counter_push_event() to notify user space about new pulses
Link: https://lore.kernel.org/r/20220203135727.2374052-3-o.rempel@pengutronix.de
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: William Breathitt Gray <vilhelm.gray@gmail.com>
Link: https://lore.kernel.org/r/9da3460113b5092e8658e12f23578567aab7cc5f.1647373009.git.vilhelm.gray@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/counter/interrupt-cnt.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/counter/interrupt-cnt.c b/drivers/counter/interrupt-cnt.c index 9e99702470c27..3b13f56bbb115 100644 --- a/drivers/counter/interrupt-cnt.c +++ b/drivers/counter/interrupt-cnt.c @@ -26,10 +26,13 @@ struct interrupt_cnt_priv { static irqreturn_t interrupt_cnt_isr(int irq, void *dev_id) { - struct interrupt_cnt_priv *priv = dev_id; + struct counter_device *counter = dev_id; + struct interrupt_cnt_priv *priv = counter_priv(counter); atomic_inc(&priv->count); + counter_push_event(counter, COUNTER_EVENT_CHANGE_OF_STATE, 0); + return IRQ_HANDLED; } @@ -209,7 +212,7 @@ static int interrupt_cnt_probe(struct platform_device *pdev) irq_set_status_flags(priv->irq, IRQ_NOAUTOEN); ret = devm_request_irq(dev, priv->irq, interrupt_cnt_isr, IRQF_TRIGGER_RISING | IRQF_NO_THREAD, - dev_name(dev), priv); + dev_name(dev), counter); if (ret) return ret; |