linux-kernel - [PATCH v1] counter: interrupt-cnt: add counter_push

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Message-Id: <20211123134540.416695-1-o.rempel@pengutronix.de>
Date:   Tue, 23 Nov 2021 14:45:40 +0100
From:   Oleksij Rempel <o.rempel@...gutronix.de>
To:     William Breathitt Gray <vilhelm.gray@...il.com>
Cc:     Oleksij Rempel <o.rempel@...gutronix.de>,
        linux-kernel@...r.kernel.org,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        David Jander <david@...tonic.nl>,
        Robin van der Gracht <robin@...tonic.nl>,
        linux-iio@...r.kernel.org, Jonathan Cameron <jic23@...nel.org>
Subject: [PATCH v1] counter: interrupt-cnt: add counter_push_event()

Add counter_push_event() to notify user space about new pulses

Signed-off-by: Oleksij Rempel <o.rempel@...gutronix.de>
---
 drivers/counter/interrupt-cnt.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/counter/interrupt-cnt.c b/drivers/counter/interrupt-cnt.c
index 8514a87fcbee..b237137b552b 100644
--- a/drivers/counter/interrupt-cnt.c
+++ b/drivers/counter/interrupt-cnt.c
@@ -31,6 +31,8 @@ static irqreturn_t interrupt_cnt_isr(int irq, void *dev_id)
 
 	atomic_inc(&priv->count);
 
+	counter_push_event(&priv->counter, COUNTER_EVENT_OVERFLOW, 0);
+
 	return IRQ_HANDLED;
 }
 
-- 
2.30.2