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From: Sean Nyekjaer <sean@geanix.com>
To: linux-iio@vger.kernel.org, jic23@kernel.org
Cc: Sean Nyekjaer <sean@geanix.com>,
	lorenzo.bianconi83@gmail.com, martin@geanix.com
Subject: [PATCH 5/5] iio: imu: st_lsm6dsx: add motion report function and call from interrupt
Date: Tue, 18 Jun 2019 14:59:39 +0200	[thread overview]
Message-ID: <20190618125939.105903-6-sean@geanix.com> (raw)
In-Reply-To: <20190618125939.105903-1-sean@geanix.com>

Report iio motion events to iio subsystem

Signed-off-by: Sean Nyekjaer <sean@geanix.com>
---
 drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c | 36 ++++++++++++++++++++
 1 file changed, 36 insertions(+)

diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c
index 76aec5024d83..7b66799acf4d 100644
--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c
+++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c
@@ -34,6 +34,7 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/delay.h>
+#include <linux/iio/events.h>
 #include <linux/iio/iio.h>
 #include <linux/iio/sysfs.h>
 #include <linux/interrupt.h>
@@ -949,6 +950,39 @@ int st_lsm6dsx_event_setup(struct st_lsm6dsx_hw *hw)
 
 	return err;
 }
+int st_lsm6dsx_report_motion_event(struct st_lsm6dsx_hw *hw, int data)
+{
+	s64 timestamp = iio_get_time_ns(hw->iio_devs[ST_LSM6DSX_ID_ACC]);
+
+	if (data & ST_LSM6DSX_REG_WAKE_UP_SRC_Z_WU_MASK)
+		iio_push_event(hw->iio_devs[ST_LSM6DSX_ID_ACC],
+			       IIO_MOD_EVENT_CODE(IIO_ACCEL,
+						  0,
+						  IIO_MOD_Z,
+						  IIO_EV_TYPE_THRESH,
+						  IIO_EV_DIR_EITHER),
+						  timestamp);
+
+	if (data & ST_LSM6DSX_REG_WAKE_UP_SRC_Y_WU_MASK)
+		iio_push_event(hw->iio_devs[ST_LSM6DSX_ID_ACC],
+			       IIO_MOD_EVENT_CODE(IIO_ACCEL,
+						  0,
+						  IIO_MOD_Y,
+						  IIO_EV_TYPE_THRESH,
+						  IIO_EV_DIR_EITHER),
+						  timestamp);
+
+	if (data & ST_LSM6DSX_REG_WAKE_UP_SRC_X_WU_MASK)
+		iio_push_event(hw->iio_devs[ST_LSM6DSX_ID_ACC],
+			       IIO_MOD_EVENT_CODE(IIO_ACCEL,
+						  0,
+						  IIO_MOD_X,
+						  IIO_EV_TYPE_THRESH,
+						  IIO_EV_DIR_EITHER),
+						  timestamp);
+
+	return 0;
+}
 
 static irqreturn_t st_lsm6dsx_handler_irq(int irq, void *private)
 {
@@ -967,6 +1001,8 @@ static irqreturn_t st_lsm6dsx_handler_thread(int irq, void *private)
 		if (err < 0)
 			goto try_fifo;
 
+		if (data && ST_LSM6DSX_REG_WAKE_UP_SRC_WU_MASK)
+			st_lsm6dsx_report_motion_event(hw, data);
 	}
 
 try_fifo:
-- 
2.22.0


      parent reply	other threads:[~2019-06-18 13:00 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-18 12:59 [PATCH 0/5] iio: imu: st_lsm6dsx: add event reporting and wakeup Sean Nyekjaer
2019-06-18 12:59 ` [PATCH 1/5] iio: imu: st_lsm6dsx: move interrupt thread to core Sean Nyekjaer
2019-06-18 15:57   ` Lorenzo Bianconi
2019-06-18 16:56     ` Sean Nyekjær
2019-06-19  5:58       ` Lorenzo Bianconi
2019-06-19  6:01         ` Sean Nyekjaer
2019-06-18 12:59 ` [PATCH 2/5] iio: imu: st_lsm6dsx: add motion events Sean Nyekjaer
2019-06-18 15:49   ` Lorenzo Bianconi
2019-06-18 19:14     ` Sean Nyekjaer
2019-06-18 20:21       ` Lorenzo Bianconi
2019-06-19  6:30         ` Sean Nyekjaer
2019-06-18 12:59 ` [PATCH 3/5] iio: imu: st_lsm6dsx: add wakeup-source option Sean Nyekjaer
2019-06-18 15:51   ` Lorenzo Bianconi
2019-06-18 19:19     ` Sean Nyekjaer
2019-06-18 20:27       ` Lorenzo Bianconi
2019-07-01 11:06         ` Sean Nyekjaer
2019-06-18 12:59 ` [PATCH 4/5] iio: imu: st_lsm6dsx: always enter interrupt thread Sean Nyekjaer
2019-06-18 15:55   ` Lorenzo Bianconi
2019-06-18 19:31     ` Sean Nyekjaer
2019-06-18 20:24       ` Lorenzo Bianconi
2019-06-22  9:55         ` Jonathan Cameron
2019-06-22 12:23           ` Lorenzo Bianconi
2019-06-18 12:59 ` Sean Nyekjaer [this message]

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