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Diffstat (limited to 'include/linux/iio/imu/adis.h')
-rw-r--r--include/linux/iio/imu/adis.h17
1 files changed, 15 insertions, 2 deletions
diff --git a/include/linux/iio/imu/adis.h b/include/linux/iio/imu/adis.h
index 360da7d18a3d..3428d06b2f44 100644
--- a/include/linux/iio/imu/adis.h
+++ b/include/linux/iio/imu/adis.h
@@ -1,10 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Common library for ADIS16XXX devices
*
* Copyright 2012 Analog Devices Inc.
* Author: Lars-Peter Clausen <lars@metafoo.de>
- *
- * Licensed under the GPL-2 or later.
*/
#ifndef __IIO_ADIS_H__
@@ -21,6 +20,7 @@
#define ADIS_REG_PAGE_ID 0x00
struct adis;
+struct adis_burst;
/**
* struct adis_data - ADIS chip variant specific data
@@ -57,6 +57,7 @@ struct adis {
struct iio_trigger *trig;
const struct adis_data *data;
+ struct adis_burst *burst;
struct mutex txrx_lock;
struct spi_message msg;
@@ -232,6 +233,18 @@ int adis_single_conversion(struct iio_dev *indio_dev,
#ifdef CONFIG_IIO_ADIS_LIB_BUFFER
+/**
+ * struct adis_burst - ADIS data for burst transfers
+ * @en burst mode enabled
+ * @reg_cmd register command that triggers burst
+ * @extra_len extra length to account in the SPI RX buffer
+ */
+struct adis_burst {
+ bool en;
+ unsigned int reg_cmd;
+ unsigned int extra_len;
+};
+
int adis_setup_buffer_and_trigger(struct adis *adis,
struct iio_dev *indio_dev, irqreturn_t (*trigger_handler)(int, void *));
void adis_cleanup_buffer_and_trigger(struct adis *adis,