Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/include/linux/iio/accel/kxcjk_1013.h b/include/linux/iio/accel/kxcjk_1013.h
index fd1d540..8c3c78b 100644
--- a/include/linux/iio/accel/kxcjk_1013.h
+++ b/include/linux/iio/accel/kxcjk_1013.h
@@ -1,15 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* KXCJK-1013 3-axis accelerometer Interface
* Copyright (c) 2014, Intel Corporation.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
*/
#ifndef __IIO_KXCJK_1013_H__
diff --git a/include/linux/iio/adc/ad_sigma_delta.h b/include/linux/iio/adc/ad_sigma_delta.h
index 730ead1..7716fa0 100644
--- a/include/linux/iio/adc/ad_sigma_delta.h
+++ b/include/linux/iio/adc/ad_sigma_delta.h
@@ -1,10 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Support code for Analog Devices Sigma-Delta ADCs
*
* Copyright 2012 Analog Devices Inc.
* Author: Lars-Peter Clausen <lars@metafoo.de>
- *
- * Licensed under the GPL-2.
*/
#ifndef __AD_SIGMA_DELTA_H__
#define __AD_SIGMA_DELTA_H__
@@ -39,6 +38,8 @@
* if there is just one read-only sample data shift register.
* @addr_shift: Shift of the register address in the communications register.
* @read_mask: Mask for the communications register having the read bit set.
+ * @data_reg: Address of the data register, if 0 the default address of 0x3 will
+ * be used.
*/
struct ad_sigma_delta_info {
int (*set_channel)(struct ad_sigma_delta *, unsigned int channel);
@@ -47,6 +48,7 @@
bool has_registers;
unsigned int addr_shift;
unsigned int read_mask;
+ unsigned int data_reg;
};
/**
@@ -66,6 +68,7 @@
bool irq_dis;
bool bus_locked;
+ bool keep_cs_asserted;
uint8_t comm;
diff --git a/include/linux/iio/buffer-dma.h b/include/linux/iio/buffer-dma.h
index 67c7537..016d8a0 100644
--- a/include/linux/iio/buffer-dma.h
+++ b/include/linux/iio/buffer-dma.h
@@ -1,8 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright 2013-2015 Analog Devices Inc.
* Author: Lars-Peter Clausen <lars@metafoo.de>
- *
- * Licensed under the GPL-2.
*/
#ifndef __INDUSTRIALIO_DMA_BUFFER_H__
diff --git a/include/linux/iio/buffer-dmaengine.h b/include/linux/iio/buffer-dmaengine.h
index 5dcddf4..b3a5744 100644
--- a/include/linux/iio/buffer-dmaengine.h
+++ b/include/linux/iio/buffer-dmaengine.h
@@ -1,8 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright 2014-2015 Analog Devices Inc.
* Author: Lars-Peter Clausen <lars@metafoo.de>
- *
- * Licensed under the GPL-2 or later.
*/
#ifndef __IIO_DMAENGINE_H__
diff --git a/include/linux/iio/buffer.h b/include/linux/iio/buffer.h
index 48767c7..fbba409 100644
--- a/include/linux/iio/buffer.h
+++ b/include/linux/iio/buffer.h
@@ -1,10 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/* The industrial I/O core - generic buffer interfaces.
*
* Copyright (c) 2008 Jonathan Cameron
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation.
*/
#ifndef _IIO_BUFFER_GENERIC_H_
diff --git a/include/linux/iio/common/cros_ec_sensors_core.h b/include/linux/iio/common/cros_ec_sensors_core.h
index ce16445..bb331e6 100644
--- a/include/linux/iio/common/cros_ec_sensors_core.h
+++ b/include/linux/iio/common/cros_ec_sensors_core.h
@@ -1,16 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* ChromeOS EC sensor hub
*
* Copyright (C) 2016 Google, Inc
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef __CROS_EC_SENSORS_CORE_H
@@ -18,7 +10,8 @@
#include <linux/iio/iio.h>
#include <linux/irqreturn.h>
-#include <linux/mfd/cros_ec.h>
+#include <linux/platform_data/cros_ec_commands.h>
+#include <linux/platform_data/cros_ec_proto.h>
enum {
CROS_EC_SENSOR_X,
@@ -70,14 +63,20 @@
enum motionsensor_type type;
enum motionsensor_location loc;
- s16 calib[CROS_EC_SENSOR_MAX_AXIS];
-
+ struct calib_data {
+ s16 offset;
+ u16 scale;
+ } calib[CROS_EC_SENSOR_MAX_AXIS];
+ s8 sign[CROS_EC_SENSOR_MAX_AXIS];
u8 samples[CROS_EC_SAMPLE_SIZE];
int (*read_ec_sensors_data)(struct iio_dev *indio_dev,
unsigned long scan_mask, s16 *data);
int curr_sampl_freq;
+
+ /* Table of known available frequencies : 0, Min and Max in mHz */
+ int frequencies[3];
};
/**
@@ -159,6 +158,24 @@
int *val, int *val2, long mask);
/**
+ * cros_ec_sensors_core_read_avail() - get available values
+ * @indio_dev: pointer to state information for device
+ * @chan: channel specification structure table
+ * @vals: list of available values
+ * @type: type of data returned
+ * @length: number of data returned in the array
+ * @mask: specifies which values to be requested
+ *
+ * Return: an error code, IIO_AVAIL_RANGE or IIO_AVAIL_LIST
+ */
+int cros_ec_sensors_core_read_avail(struct iio_dev *indio_dev,
+ struct iio_chan_spec const *chan,
+ const int **vals,
+ int *type,
+ int *length,
+ long mask);
+
+/**
* cros_ec_sensors_core_write() - function to write a value to the sensor
* @st: pointer to state information for device
* @chan: channel specification structure table
diff --git a/include/linux/iio/common/ssp_sensors.h b/include/linux/iio/common/ssp_sensors.h
index f4d1b0e..06c9b4b 100644
--- a/include/linux/iio/common/ssp_sensors.h
+++ b/include/linux/iio/common/ssp_sensors.h
@@ -1,16 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (C) 2014, Samsung Electronics Co. Ltd. All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
*/
#ifndef _SSP_SENSORS_H_
#define _SSP_SENSORS_H_
diff --git a/include/linux/iio/common/st_sensors.h b/include/linux/iio/common/st_sensors.h
index f9bd6e8..686be53 100644
--- a/include/linux/iio/common/st_sensors.h
+++ b/include/linux/iio/common/st_sensors.h
@@ -1,11 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* STMicroelectronics sensors library driver
*
* Copyright 2012-2013 STMicroelectronics Inc.
*
* Denis Ciocca <denis.ciocca@st.com>
- *
- * Licensed under the GPL-2.
*/
#ifndef ST_SENSORS_H
@@ -17,11 +16,16 @@
#include <linux/iio/trigger.h>
#include <linux/bitops.h>
#include <linux/regulator/consumer.h>
+#include <linux/regmap.h>
#include <linux/platform_data/st_sensors_pdata.h>
-#define ST_SENSORS_TX_MAX_LENGTH 2
-#define ST_SENSORS_RX_MAX_LENGTH 6
+/*
+ * Buffer size max case: 2bytes per channel, 3 channels in total +
+ * 8bytes timestamp channel (s64)
+ */
+#define ST_SENSORS_MAX_BUFFER_SIZE (ALIGN(2 * 3, sizeof(s64)) + \
+ sizeof(s64))
#define ST_SENSORS_ODR_LIST_MAX 10
#define ST_SENSORS_FULLSCALE_AVL_MAX 10
@@ -40,7 +44,7 @@
#define ST_SENSORS_DEFAULT_STAT_ADDR 0x27
#define ST_SENSORS_MAX_NAME 17
-#define ST_SENSORS_MAX_4WAI 7
+#define ST_SENSORS_MAX_4WAI 8
#define ST_SENSORS_LSM_CHANNELS(device_type, mask, index, mod, \
ch2, s, endian, rbits, sbits, addr) \
@@ -171,36 +175,6 @@
};
/**
- * struct st_sensor_transfer_buffer - ST sensor device I/O buffer
- * @buf_lock: Mutex to protect rx and tx buffers.
- * @tx_buf: Buffer used by SPI transfer function to send data to the sensors.
- * This buffer is used to avoid DMA not-aligned issue.
- * @rx_buf: Buffer used by SPI transfer to receive data from sensors.
- * This buffer is used to avoid DMA not-aligned issue.
- */
-struct st_sensor_transfer_buffer {
- struct mutex buf_lock;
- u8 rx_buf[ST_SENSORS_RX_MAX_LENGTH];
- u8 tx_buf[ST_SENSORS_TX_MAX_LENGTH] ____cacheline_aligned;
-};
-
-/**
- * struct st_sensor_transfer_function - ST sensor device I/O function
- * @read_byte: Function used to read one byte.
- * @write_byte: Function used to write one byte.
- * @read_multiple_byte: Function used to read multiple byte.
- */
-struct st_sensor_transfer_function {
- int (*read_byte) (struct st_sensor_transfer_buffer *tb,
- struct device *dev, u8 reg_addr, u8 *res_byte);
- int (*write_byte) (struct st_sensor_transfer_buffer *tb,
- struct device *dev, u8 reg_addr, u8 data);
- int (*read_multiple_byte) (struct st_sensor_transfer_buffer *tb,
- struct device *dev, u8 reg_addr, int len, u8 *data,
- bool multiread_bit);
-};
-
-/**
* struct st_sensor_settings - ST specific sensor settings
* @wai: Contents of WhoAmI register.
* @wai_addr: The address of WhoAmI register.
@@ -243,47 +217,42 @@
* @current_fullscale: Maximum range of measure by the sensor.
* @vdd: Pointer to sensor's Vdd power supply
* @vdd_io: Pointer to sensor's Vdd-IO power supply
+ * @regmap: Pointer to specific sensor regmap configuration.
* @enabled: Status of the sensor (false->off, true->on).
- * @multiread_bit: Use or not particular bit for [I2C/SPI] multiread.
- * @buffer_data: Data used by buffer part.
* @odr: Output data rate of the sensor [Hz].
* num_data_channels: Number of data channels used in buffer.
* @drdy_int_pin: Redirect DRDY on pin 1 (1) or pin 2 (2).
* @int_pin_open_drain: Set the interrupt/DRDY to open drain.
- * @get_irq_data_ready: Function to get the IRQ used for data ready signal.
- * @tf: Transfer function structure used by I/O operations.
- * @tb: Transfer buffers and mutex used by I/O operations.
+ * @irq: the IRQ number.
* @edge_irq: the IRQ triggers on edges and need special handling.
* @hw_irq_trigger: if we're using the hardware interrupt on the sensor.
* @hw_timestamp: Latest timestamp from the interrupt handler, when in use.
+ * @buffer_data: Data used by buffer part.
*/
struct st_sensor_data {
struct device *dev;
struct iio_trigger *trig;
+ struct iio_mount_matrix *mount_matrix;
struct st_sensor_settings *sensor_settings;
struct st_sensor_fullscale_avl *current_fullscale;
struct regulator *vdd;
struct regulator *vdd_io;
+ struct regmap *regmap;
bool enabled;
- bool multiread_bit;
-
- char *buffer_data;
unsigned int odr;
unsigned int num_data_channels;
u8 drdy_int_pin;
bool int_pin_open_drain;
-
- unsigned int (*get_irq_data_ready) (struct iio_dev *indio_dev);
-
- const struct st_sensor_transfer_function *tf;
- struct st_sensor_transfer_buffer tb;
+ int irq;
bool edge_irq;
bool hw_irq_trigger;
s64 hw_timestamp;
+
+ char buffer_data[ST_SENSORS_MAX_BUFFER_SIZE] ____cacheline_aligned;
};
#ifdef CONFIG_IIO_BUFFER
@@ -334,8 +303,11 @@
int st_sensors_read_info_raw(struct iio_dev *indio_dev,
struct iio_chan_spec const *ch, int *val);
-int st_sensors_check_device_support(struct iio_dev *indio_dev,
- int num_sensors_list, const struct st_sensor_settings *sensor_settings);
+int st_sensors_get_settings_index(const char *name,
+ const struct st_sensor_settings *list,
+ const int list_length);
+
+int st_sensors_verify_id(struct iio_dev *indio_dev);
ssize_t st_sensors_sysfs_sampling_frequency_avail(struct device *dev,
struct device_attribute *attr, char *buf);
diff --git a/include/linux/iio/common/st_sensors_i2c.h b/include/linux/iio/common/st_sensors_i2c.h
index 0a2c25e..01e424e 100644
--- a/include/linux/iio/common/st_sensors_i2c.h
+++ b/include/linux/iio/common/st_sensors_i2c.h
@@ -1,11 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* STMicroelectronics sensors i2c library driver
*
* Copyright 2012-2013 STMicroelectronics Inc.
*
* Denis Ciocca <denis.ciocca@st.com>
- *
- * Licensed under the GPL-2.
*/
#ifndef ST_SENSORS_I2C_H
@@ -15,8 +14,8 @@
#include <linux/iio/common/st_sensors.h>
#include <linux/of.h>
-void st_sensors_i2c_configure(struct iio_dev *indio_dev,
- struct i2c_client *client, struct st_sensor_data *sdata);
+int st_sensors_i2c_configure(struct iio_dev *indio_dev,
+ struct i2c_client *client);
#ifdef CONFIG_ACPI
int st_sensors_match_acpi_device(struct device *dev);
diff --git a/include/linux/iio/common/st_sensors_spi.h b/include/linux/iio/common/st_sensors_spi.h
index d964a35..90b25f0 100644
--- a/include/linux/iio/common/st_sensors_spi.h
+++ b/include/linux/iio/common/st_sensors_spi.h
@@ -1,11 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* STMicroelectronics sensors spi library driver
*
* Copyright 2012-2013 STMicroelectronics Inc.
*
* Denis Ciocca <denis.ciocca@st.com>
- *
- * Licensed under the GPL-2.
*/
#ifndef ST_SENSORS_SPI_H
@@ -14,7 +13,7 @@
#include <linux/spi/spi.h>
#include <linux/iio/common/st_sensors.h>
-void st_sensors_spi_configure(struct iio_dev *indio_dev,
- struct spi_device *spi, struct st_sensor_data *sdata);
+int st_sensors_spi_configure(struct iio_dev *indio_dev,
+ struct spi_device *spi);
#endif /* ST_SENSORS_SPI_H */
diff --git a/include/linux/iio/configfs.h b/include/linux/iio/configfs.h
index 93befd6..84cab3f 100644
--- a/include/linux/iio/configfs.h
+++ b/include/linux/iio/configfs.h
@@ -1,11 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Industrial I/O configfs support
*
* Copyright (c) 2015 Intel Corporation
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation.
*/
#ifndef __IIO_CONFIGFS
#define __IIO_CONFIGFS
diff --git a/include/linux/iio/consumer.h b/include/linux/iio/consumer.h
index 9887f4f..2bde8c9 100644
--- a/include/linux/iio/consumer.h
+++ b/include/linux/iio/consumer.h
@@ -1,11 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Industrial I/O in kernel consumer interface
*
* Copyright (c) 2011 Jonathan Cameron
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation.
*/
#ifndef _IIO_INKERN_CONSUMER_H_
#define _IIO_INKERN_CONSUMER_H_
@@ -291,6 +288,20 @@
const int **vals, int *length);
/**
+ * iio_read_avail_channel_attribute() - read available channel attribute values
+ * @chan: The channel being queried.
+ * @vals: Available values read back.
+ * @type: Type of values read back.
+ * @length: Number of entries in vals.
+ * @attribute: info attribute to be read back.
+ *
+ * Returns an error code, IIO_AVAIL_RANGE or IIO_AVAIL_LIST.
+ */
+int iio_read_avail_channel_attribute(struct iio_channel *chan,
+ const int **vals, int *type, int *length,
+ enum iio_chan_info_enum attribute);
+
+/**
* iio_get_channel_type() - get the type of a channel
* @channel: The channel being queried.
* @type: The type of the channel.
diff --git a/include/linux/iio/dac/ad5504.h b/include/linux/iio/dac/ad5504.h
index 4389537..9f23c90 100644
--- a/include/linux/iio/dac/ad5504.h
+++ b/include/linux/iio/dac/ad5504.h
@@ -1,9 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* AD5504 SPI DAC driver
*
* Copyright 2011 Analog Devices Inc.
- *
- * Licensed under the GPL-2.
*/
#ifndef SPI_AD5504_H_
diff --git a/include/linux/iio/dac/ad5791.h b/include/linux/iio/dac/ad5791.h
index 45ee281..0296655 100644
--- a/include/linux/iio/dac/ad5791.h
+++ b/include/linux/iio/dac/ad5791.h
@@ -1,9 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* AD5791 SPI DAC driver
*
* Copyright 2011 Analog Devices Inc.
- *
- * Licensed under the GPL-2.
*/
#ifndef SPI_AD5791_H_
diff --git a/include/linux/iio/dac/max517.h b/include/linux/iio/dac/max517.h
index 7668716..4923645 100644
--- a/include/linux/iio/dac/max517.h
+++ b/include/linux/iio/dac/max517.h
@@ -1,9 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* MAX517 DAC driver
*
* Copyright 2011 Roland Stigge <stigge@antcom.de>
- *
- * Licensed under the GPL-2 or later.
*/
#ifndef IIO_DAC_MAX517_H_
#define IIO_DAC_MAX517_H_
diff --git a/include/linux/iio/dac/mcp4725.h b/include/linux/iio/dac/mcp4725.h
index 628b2cf..e9801c8 100644
--- a/include/linux/iio/dac/mcp4725.h
+++ b/include/linux/iio/dac/mcp4725.h
@@ -1,9 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* MCP4725 DAC driver
*
* Copyright (C) 2012 Peter Meerwald <pmeerw@pmeerw.net>
- *
- * Licensed under the GPL-2 or later.
*/
#ifndef IIO_DAC_MCP4725_H_
diff --git a/include/linux/iio/driver.h b/include/linux/iio/driver.h
index 7dfb10e..36de60a 100644
--- a/include/linux/iio/driver.h
+++ b/include/linux/iio/driver.h
@@ -1,16 +1,14 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Industrial I/O in kernel access map interface.
*
* Copyright (c) 2011 Jonathan Cameron
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation.
*/
#ifndef _IIO_INKERN_H_
#define _IIO_INKERN_H_
+struct iio_dev;
struct iio_map;
/**
diff --git a/include/linux/iio/events.h b/include/linux/iio/events.h
index 8ad87d1..a4558c4 100644
--- a/include/linux/iio/events.h
+++ b/include/linux/iio/events.h
@@ -1,10 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/* The industrial I/O - event passing to userspace
*
* Copyright (c) 2008-2011 Jonathan Cameron
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation.
*/
#ifndef _IIO_EVENTS_H_
#define _IIO_EVENTS_H_
diff --git a/include/linux/iio/frequency/ad9523.h b/include/linux/iio/frequency/ad9523.h
index 12ce3ee..ff22a0a 100644
--- a/include/linux/iio/frequency/ad9523.h
+++ b/include/linux/iio/frequency/ad9523.h
@@ -1,9 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* AD9523 SPI Low Jitter Clock Generator
*
* Copyright 2012 Analog Devices Inc.
- *
- * Licensed under the GPL-2.
*/
#ifndef IIO_FREQUENCY_AD9523_H_
@@ -129,8 +128,8 @@
* @pll2_ndiv_b_cnt: PLL2 Feedback N-divider, B Counter, range 0..63.
* @pll2_freq_doubler_en: PLL2 frequency doubler enable.
* @pll2_r2_div: PLL2 R2 divider, range 0..31.
- * @pll2_vco_diff_m1: VCO1 divider, range 3..5.
- * @pll2_vco_diff_m2: VCO2 divider, range 3..5.
+ * @pll2_vco_div_m1: VCO1 divider, range 3..5.
+ * @pll2_vco_div_m2: VCO2 divider, range 3..5.
* @rpole2: PLL2 loop filter Rpole resistor value.
* @rzero: PLL2 loop filter Rzero resistor value.
* @cpole1: PLL2 loop filter Cpole capacitor value.
@@ -176,8 +175,8 @@
unsigned char pll2_ndiv_b_cnt;
bool pll2_freq_doubler_en;
unsigned char pll2_r2_div;
- unsigned char pll2_vco_diff_m1; /* 3..5 */
- unsigned char pll2_vco_diff_m2; /* 3..5 */
+ unsigned char pll2_vco_div_m1; /* 3..5 */
+ unsigned char pll2_vco_div_m2; /* 3..5 */
/* Loop Filter PLL2 */
enum rpole2_resistor rpole2;
diff --git a/include/linux/iio/frequency/adf4350.h b/include/linux/iio/frequency/adf4350.h
index ffd8c8f..ce9490b 100644
--- a/include/linux/iio/frequency/adf4350.h
+++ b/include/linux/iio/frequency/adf4350.h
@@ -1,9 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* ADF4350/ADF4351 SPI PLL driver
*
* Copyright 2012-2013 Analog Devices Inc.
- *
- * Licensed under the GPL-2.
*/
#ifndef IIO_PLL_ADF4350_H_
diff --git a/include/linux/iio/gyro/itg3200.h b/include/linux/iio/gyro/itg3200.h
index 2a82085..a602fe7 100644
--- a/include/linux/iio/gyro/itg3200.h
+++ b/include/linux/iio/gyro/itg3200.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* itg3200.h -- support InvenSense ITG3200
* Digital 3-Axis Gyroscope driver
@@ -5,10 +6,6 @@
* Copyright (c) 2011 Christian Strobel <christian.strobel@iis.fraunhofer.de>
* Copyright (c) 2011 Manuel Stahl <manuel.stahl@iis.fraunhofer.de>
* Copyright (c) 2012 Thorsten Nowak <thorsten.nowak@iis.fraunhofer.de>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#ifndef I2C_ITG3200_H_
@@ -104,6 +101,7 @@
struct itg3200 {
struct i2c_client *i2c;
struct iio_trigger *trig;
+ struct iio_mount_matrix orientation;
};
enum ITG3200_SCAN_INDEX {
diff --git a/include/linux/iio/iio.h b/include/linux/iio/iio.h
index a74cb17..8e132cf 100644
--- a/include/linux/iio/iio.h
+++ b/include/linux/iio/iio.h
@@ -1,11 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/* The industrial I/O core
*
* Copyright (c) 2008 Jonathan Cameron
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation.
*/
#ifndef _INDUSTRIAL_IO_H_
#define _INDUSTRIAL_IO_H_
@@ -130,8 +127,8 @@
ssize_t iio_show_mount_matrix(struct iio_dev *indio_dev, uintptr_t priv,
const struct iio_chan_spec *chan, char *buf);
-int of_iio_read_mount_matrix(const struct device *dev, const char *propname,
- struct iio_mount_matrix *matrix);
+int iio_read_mount_matrix(struct device *dev, const char *propname,
+ struct iio_mount_matrix *matrix);
typedef const struct iio_mount_matrix *
(iio_get_mount_matrix_t)(const struct iio_dev *indio_dev,
diff --git a/include/linux/iio/imu/adis.h b/include/linux/iio/imu/adis.h
index 360da7d..4c53815 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__
@@ -21,11 +20,13 @@
#define ADIS_REG_PAGE_ID 0x00
struct adis;
+struct adis_burst;
/**
* struct adis_data - ADIS chip variant specific data
* @read_delay: SPI delay for read operations in us
* @write_delay: SPI delay for write operations in us
+ * @cs_change_delay: SPI delay between CS changes in us
* @glob_cmd_reg: Register address of the GLOB_CMD register
* @msc_ctrl_reg: Register address of the MSC_CTRL register
* @diag_stat_reg: Register address of the DIAG_STAT register
@@ -35,6 +36,7 @@
struct adis_data {
unsigned int read_delay;
unsigned int write_delay;
+ unsigned int cs_change_delay;
unsigned int glob_cmd_reg;
unsigned int msc_ctrl_reg;
@@ -57,6 +59,7 @@
struct iio_trigger *trig;
const struct adis_data *data;
+ struct adis_burst *burst;
struct mutex txrx_lock;
struct spi_message msg;
@@ -232,6 +235,18 @@
#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,
diff --git a/include/linux/iio/machine.h b/include/linux/iio/machine.h
index 5e1cfa7..fe7ccbb 100644
--- a/include/linux/iio/machine.h
+++ b/include/linux/iio/machine.h
@@ -1,11 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Industrial I/O in kernel access map definitions for board files.
*
* Copyright (c) 2011 Jonathan Cameron
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation.
*/
#ifndef __LINUX_IIO_MACHINE_H__
diff --git a/include/linux/iio/sw_device.h b/include/linux/iio/sw_device.h
index 8642b91..eff1e6b 100644
--- a/include/linux/iio/sw_device.h
+++ b/include/linux/iio/sw_device.h
@@ -1,11 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Industrial I/O software device interface
*
* Copyright (c) 2016 Intel Corporation
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation.
*/
#ifndef __IIO_SW_DEVICE
diff --git a/include/linux/iio/sw_trigger.h b/include/linux/iio/sw_trigger.h
index 0c43738..47de244 100644
--- a/include/linux/iio/sw_trigger.h
+++ b/include/linux/iio/sw_trigger.h
@@ -1,11 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Industrial I/O software trigger interface
*
* Copyright (c) 2015 Intel Corporation
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation.
*/
#ifndef __IIO_SW_TRIGGER
diff --git a/include/linux/iio/sysfs.h b/include/linux/iio/sysfs.h
index ce9426c..b532c87 100644
--- a/include/linux/iio/sysfs.h
+++ b/include/linux/iio/sysfs.h
@@ -1,11 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/* The industrial I/O core
*
*Copyright (c) 2008 Jonathan Cameron
*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation.
- *
* General attributes
*/
diff --git a/include/linux/iio/timer/stm32-lptim-trigger.h b/include/linux/iio/timer/stm32-lptim-trigger.h
index 464458d..a34dcf6 100644
--- a/include/linux/iio/timer/stm32-lptim-trigger.h
+++ b/include/linux/iio/timer/stm32-lptim-trigger.h
@@ -1,9 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) STMicroelectronics 2017
*
* Author: Fabrice Gasnier <fabrice.gasnier@st.com>
- *
- * License terms: GNU General Public License (GPL), version 2
*/
#ifndef _STM32_LPTIM_TRIGGER_H_
diff --git a/include/linux/iio/timer/stm32-timer-trigger.h b/include/linux/iio/timer/stm32-timer-trigger.h
index d68add8..37572e4 100644
--- a/include/linux/iio/timer/stm32-timer-trigger.h
+++ b/include/linux/iio/timer/stm32-timer-trigger.h
@@ -1,9 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) STMicroelectronics 2016
*
* Author: Benjamin Gaignard <benjamin.gaignard@st.com>
- *
- * License terms: GNU General Public License (GPL), version 2
*/
#ifndef _STM32_TIMER_TRIGGER_H_
@@ -73,6 +72,15 @@
#define TIM17_OC1 "tim17_oc1"
+#if IS_REACHABLE(CONFIG_IIO_STM32_TIMER_TRIGGER)
bool is_stm32_timer_trigger(struct iio_trigger *trig);
-
+#else
+static inline bool is_stm32_timer_trigger(struct iio_trigger *trig)
+{
+#if IS_ENABLED(CONFIG_IIO_STM32_TIMER_TRIGGER)
+ pr_warn_once("stm32-timer-trigger not linked in\n");
+#endif
+ return false;
+}
+#endif
#endif
diff --git a/include/linux/iio/trigger.h b/include/linux/iio/trigger.h
index b19b720..84995e2 100644
--- a/include/linux/iio/trigger.h
+++ b/include/linux/iio/trigger.h
@@ -1,10 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/* The industrial I/O core, trigger handling functions
*
* Copyright (c) 2008 Jonathan Cameron
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation.
*/
#include <linux/irq.h>
#include <linux/module.h>
diff --git a/include/linux/iio/trigger_consumer.h b/include/linux/iio/trigger_consumer.h
index c4f8c74..c3c6ba5 100644
--- a/include/linux/iio/trigger_consumer.h
+++ b/include/linux/iio/trigger_consumer.h
@@ -1,10 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/* The industrial I/O core, trigger consumer functions
*
* Copyright (c) 2008-2011 Jonathan Cameron
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation.
*/
#ifndef __LINUX_IIO_TRIGGER_CONSUMER_H__
diff --git a/include/linux/iio/types.h b/include/linux/iio/types.h
index 6eb3d68..fa824e1 100644
--- a/include/linux/iio/types.h
+++ b/include/linux/iio/types.h
@@ -1,10 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/* industrial I/O data types needed both in and out of kernel
*
* Copyright (c) 2008 Jonathan Cameron
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation.
*/
#ifndef _IIO_TYPES_H_