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-rw-r--r--drivers/iio/gyro/st_gyro_core.c481
1 files changed, 313 insertions, 168 deletions
diff --git a/drivers/iio/gyro/st_gyro_core.c b/drivers/iio/gyro/st_gyro_core.c
index f9ed3488c314..7fd82cd707c7 100644
--- a/drivers/iio/gyro/st_gyro_core.c
+++ b/drivers/iio/gyro/st_gyro_core.c
@@ -1,28 +1,20 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* STMicroelectronics gyroscopes driver
*
* Copyright 2012-2013 STMicroelectronics Inc.
*
* Denis Ciocca <denis.ciocca@st.com>
- *
- * Licensed under the GPL-2.
*/
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/slab.h>
-#include <linux/errno.h>
-#include <linux/types.h>
#include <linux/mutex.h>
#include <linux/interrupt.h>
-#include <linux/i2c.h>
-#include <linux/gpio.h>
-#include <linux/irq.h>
-#include <linux/delay.h>
+#include <linux/sysfs.h>
#include <linux/iio/iio.h>
#include <linux/iio/sysfs.h>
#include <linux/iio/trigger.h>
-#include <linux/iio/buffer.h>
#include <linux/iio/common/st_sensors.h>
#include "st_gyro.h"
@@ -35,95 +27,66 @@
#define ST_GYRO_DEFAULT_OUT_Z_L_ADDR 0x2c
/* FULLSCALE */
+#define ST_GYRO_FS_AVL_245DPS 245
#define ST_GYRO_FS_AVL_250DPS 250
#define ST_GYRO_FS_AVL_500DPS 500
#define ST_GYRO_FS_AVL_2000DPS 2000
-/* CUSTOM VALUES FOR SENSOR 1 */
-#define ST_GYRO_1_WAI_EXP 0xd3
-#define ST_GYRO_1_ODR_ADDR 0x20
-#define ST_GYRO_1_ODR_MASK 0xc0
-#define ST_GYRO_1_ODR_AVL_100HZ_VAL 0x00
-#define ST_GYRO_1_ODR_AVL_200HZ_VAL 0x01
-#define ST_GYRO_1_ODR_AVL_400HZ_VAL 0x02
-#define ST_GYRO_1_ODR_AVL_800HZ_VAL 0x03
-#define ST_GYRO_1_PW_ADDR 0x20
-#define ST_GYRO_1_PW_MASK 0x08
-#define ST_GYRO_1_FS_ADDR 0x23
-#define ST_GYRO_1_FS_MASK 0x30
-#define ST_GYRO_1_FS_AVL_250_VAL 0x00
-#define ST_GYRO_1_FS_AVL_500_VAL 0x01
-#define ST_GYRO_1_FS_AVL_2000_VAL 0x02
-#define ST_GYRO_1_FS_AVL_250_GAIN IIO_DEGREE_TO_RAD(8750)
-#define ST_GYRO_1_FS_AVL_500_GAIN IIO_DEGREE_TO_RAD(17500)
-#define ST_GYRO_1_FS_AVL_2000_GAIN IIO_DEGREE_TO_RAD(70000)
-#define ST_GYRO_1_BDU_ADDR 0x23
-#define ST_GYRO_1_BDU_MASK 0x80
-#define ST_GYRO_1_DRDY_IRQ_ADDR 0x22
-#define ST_GYRO_1_DRDY_IRQ_MASK 0x08
-#define ST_GYRO_1_MULTIREAD_BIT true
-
-/* CUSTOM VALUES FOR SENSOR 2 */
-#define ST_GYRO_2_WAI_EXP 0xd4
-#define ST_GYRO_2_ODR_ADDR 0x20
-#define ST_GYRO_2_ODR_MASK 0xc0
-#define ST_GYRO_2_ODR_AVL_95HZ_VAL 0x00
-#define ST_GYRO_2_ODR_AVL_190HZ_VAL 0x01
-#define ST_GYRO_2_ODR_AVL_380HZ_VAL 0x02
-#define ST_GYRO_2_ODR_AVL_760HZ_VAL 0x03
-#define ST_GYRO_2_PW_ADDR 0x20
-#define ST_GYRO_2_PW_MASK 0x08
-#define ST_GYRO_2_FS_ADDR 0x23
-#define ST_GYRO_2_FS_MASK 0x30
-#define ST_GYRO_2_FS_AVL_250_VAL 0x00
-#define ST_GYRO_2_FS_AVL_500_VAL 0x01
-#define ST_GYRO_2_FS_AVL_2000_VAL 0x02
-#define ST_GYRO_2_FS_AVL_250_GAIN IIO_DEGREE_TO_RAD(8750)
-#define ST_GYRO_2_FS_AVL_500_GAIN IIO_DEGREE_TO_RAD(17500)
-#define ST_GYRO_2_FS_AVL_2000_GAIN IIO_DEGREE_TO_RAD(70000)
-#define ST_GYRO_2_BDU_ADDR 0x23
-#define ST_GYRO_2_BDU_MASK 0x80
-#define ST_GYRO_2_DRDY_IRQ_ADDR 0x22
-#define ST_GYRO_2_DRDY_IRQ_MASK 0x08
-#define ST_GYRO_2_MULTIREAD_BIT true
+static const struct iio_mount_matrix *
+st_gyro_get_mount_matrix(const struct iio_dev *indio_dev,
+ const struct iio_chan_spec *chan)
+{
+ struct st_sensor_data *gdata = iio_priv(indio_dev);
+
+ return &gdata->mount_matrix;
+}
+
+static const struct iio_chan_spec_ext_info st_gyro_mount_matrix_ext_info[] = {
+ IIO_MOUNT_MATRIX(IIO_SHARED_BY_ALL, st_gyro_get_mount_matrix),
+ { }
+};
static const struct iio_chan_spec st_gyro_16bit_channels[] = {
- ST_SENSORS_LSM_CHANNELS(IIO_ANGL_VEL,
+ ST_SENSORS_LSM_CHANNELS_EXT(IIO_ANGL_VEL,
BIT(IIO_CHAN_INFO_RAW) | BIT(IIO_CHAN_INFO_SCALE),
ST_SENSORS_SCAN_X, 1, IIO_MOD_X, 's', IIO_LE, 16, 16,
- ST_GYRO_DEFAULT_OUT_X_L_ADDR),
- ST_SENSORS_LSM_CHANNELS(IIO_ANGL_VEL,
+ ST_GYRO_DEFAULT_OUT_X_L_ADDR,
+ st_gyro_mount_matrix_ext_info),
+ ST_SENSORS_LSM_CHANNELS_EXT(IIO_ANGL_VEL,
BIT(IIO_CHAN_INFO_RAW) | BIT(IIO_CHAN_INFO_SCALE),
ST_SENSORS_SCAN_Y, 1, IIO_MOD_Y, 's', IIO_LE, 16, 16,
- ST_GYRO_DEFAULT_OUT_Y_L_ADDR),
- ST_SENSORS_LSM_CHANNELS(IIO_ANGL_VEL,
+ ST_GYRO_DEFAULT_OUT_Y_L_ADDR,
+ st_gyro_mount_matrix_ext_info),
+ ST_SENSORS_LSM_CHANNELS_EXT(IIO_ANGL_VEL,
BIT(IIO_CHAN_INFO_RAW) | BIT(IIO_CHAN_INFO_SCALE),
ST_SENSORS_SCAN_Z, 1, IIO_MOD_Z, 's', IIO_LE, 16, 16,
- ST_GYRO_DEFAULT_OUT_Z_L_ADDR),
+ ST_GYRO_DEFAULT_OUT_Z_L_ADDR,
+ st_gyro_mount_matrix_ext_info),
IIO_CHAN_SOFT_TIMESTAMP(3)
};
-static const struct st_sensors st_gyro_sensors[] = {
+static const struct st_sensor_settings st_gyro_sensors_settings[] = {
{
- .wai = ST_GYRO_1_WAI_EXP,
+ .wai = 0xd3,
+ .wai_addr = ST_SENSORS_DEFAULT_WAI_ADDRESS,
.sensors_supported = {
[0] = L3G4200D_GYRO_DEV_NAME,
[1] = LSM330DL_GYRO_DEV_NAME,
},
.ch = (struct iio_chan_spec *)st_gyro_16bit_channels,
.odr = {
- .addr = ST_GYRO_1_ODR_ADDR,
- .mask = ST_GYRO_1_ODR_MASK,
+ .addr = 0x20,
+ .mask = 0xc0,
.odr_avl = {
- { 100, ST_GYRO_1_ODR_AVL_100HZ_VAL, },
- { 200, ST_GYRO_1_ODR_AVL_200HZ_VAL, },
- { 400, ST_GYRO_1_ODR_AVL_400HZ_VAL, },
- { 800, ST_GYRO_1_ODR_AVL_800HZ_VAL, },
+ { .hz = 100, .value = 0x00, },
+ { .hz = 200, .value = 0x01, },
+ { .hz = 400, .value = 0x02, },
+ { .hz = 800, .value = 0x03, },
},
},
.pw = {
- .addr = ST_GYRO_1_PW_ADDR,
- .mask = ST_GYRO_1_PW_MASK,
+ .addr = 0x20,
+ .mask = 0x08,
.value_on = ST_SENSORS_DEFAULT_POWER_ON_VALUE,
.value_off = ST_SENSORS_DEFAULT_POWER_OFF_VALUE,
},
@@ -132,61 +95,76 @@ static const struct st_sensors st_gyro_sensors[] = {
.mask = ST_SENSORS_DEFAULT_AXIS_MASK,
},
.fs = {
- .addr = ST_GYRO_1_FS_ADDR,
- .mask = ST_GYRO_1_FS_MASK,
+ .addr = 0x23,
+ .mask = 0x30,
.fs_avl = {
[0] = {
.num = ST_GYRO_FS_AVL_250DPS,
- .value = ST_GYRO_1_FS_AVL_250_VAL,
- .gain = ST_GYRO_1_FS_AVL_250_GAIN,
+ .value = 0x00,
+ .gain = IIO_DEGREE_TO_RAD(8750),
},
[1] = {
.num = ST_GYRO_FS_AVL_500DPS,
- .value = ST_GYRO_1_FS_AVL_500_VAL,
- .gain = ST_GYRO_1_FS_AVL_500_GAIN,
+ .value = 0x01,
+ .gain = IIO_DEGREE_TO_RAD(17500),
},
[2] = {
.num = ST_GYRO_FS_AVL_2000DPS,
- .value = ST_GYRO_1_FS_AVL_2000_VAL,
- .gain = ST_GYRO_1_FS_AVL_2000_GAIN,
+ .value = 0x02,
+ .gain = IIO_DEGREE_TO_RAD(70000),
},
},
},
.bdu = {
- .addr = ST_GYRO_1_BDU_ADDR,
- .mask = ST_GYRO_1_BDU_MASK,
+ .addr = 0x23,
+ .mask = 0x80,
},
.drdy_irq = {
- .addr = ST_GYRO_1_DRDY_IRQ_ADDR,
- .mask = ST_GYRO_1_DRDY_IRQ_MASK,
+ .int2 = {
+ .addr = 0x22,
+ .mask = 0x08,
+ },
+ /*
+ * The sensor has IHL (active low) and open
+ * drain settings, but only for INT1 and not
+ * for the DRDY line on INT2.
+ */
+ .stat_drdy = {
+ .addr = ST_SENSORS_DEFAULT_STAT_ADDR,
+ .mask = 0x07,
+ },
+ },
+ .sim = {
+ .addr = 0x23,
+ .value = BIT(0),
},
- .multi_read_bit = ST_GYRO_1_MULTIREAD_BIT,
+ .multi_read_bit = true,
.bootime = 2,
},
{
- .wai = ST_GYRO_2_WAI_EXP,
+ .wai = 0xd4,
+ .wai_addr = ST_SENSORS_DEFAULT_WAI_ADDRESS,
.sensors_supported = {
[0] = L3GD20_GYRO_DEV_NAME,
- [1] = L3GD20H_GYRO_DEV_NAME,
- [2] = LSM330D_GYRO_DEV_NAME,
- [3] = LSM330DLC_GYRO_DEV_NAME,
- [4] = L3G4IS_GYRO_DEV_NAME,
- [5] = LSM330_GYRO_DEV_NAME,
+ [1] = LSM330D_GYRO_DEV_NAME,
+ [2] = LSM330DLC_GYRO_DEV_NAME,
+ [3] = L3G4IS_GYRO_DEV_NAME,
+ [4] = LSM330_GYRO_DEV_NAME,
},
.ch = (struct iio_chan_spec *)st_gyro_16bit_channels,
.odr = {
- .addr = ST_GYRO_2_ODR_ADDR,
- .mask = ST_GYRO_2_ODR_MASK,
+ .addr = 0x20,
+ .mask = 0xc0,
.odr_avl = {
- { 95, ST_GYRO_2_ODR_AVL_95HZ_VAL, },
- { 190, ST_GYRO_2_ODR_AVL_190HZ_VAL, },
- { 380, ST_GYRO_2_ODR_AVL_380HZ_VAL, },
- { 760, ST_GYRO_2_ODR_AVL_760HZ_VAL, },
+ { .hz = 95, .value = 0x00, },
+ { .hz = 190, .value = 0x01, },
+ { .hz = 380, .value = 0x02, },
+ { .hz = 760, .value = 0x03, },
},
},
.pw = {
- .addr = ST_GYRO_2_PW_ADDR,
- .mask = ST_GYRO_2_PW_MASK,
+ .addr = 0x20,
+ .mask = 0x08,
.value_on = ST_SENSORS_DEFAULT_POWER_ON_VALUE,
.value_off = ST_SENSORS_DEFAULT_POWER_OFF_VALUE,
},
@@ -195,39 +173,207 @@ static const struct st_sensors st_gyro_sensors[] = {
.mask = ST_SENSORS_DEFAULT_AXIS_MASK,
},
.fs = {
- .addr = ST_GYRO_2_FS_ADDR,
- .mask = ST_GYRO_2_FS_MASK,
+ .addr = 0x23,
+ .mask = 0x30,
.fs_avl = {
[0] = {
.num = ST_GYRO_FS_AVL_250DPS,
- .value = ST_GYRO_2_FS_AVL_250_VAL,
- .gain = ST_GYRO_2_FS_AVL_250_GAIN,
+ .value = 0x00,
+ .gain = IIO_DEGREE_TO_RAD(8750),
},
[1] = {
.num = ST_GYRO_FS_AVL_500DPS,
- .value = ST_GYRO_2_FS_AVL_500_VAL,
- .gain = ST_GYRO_2_FS_AVL_500_GAIN,
+ .value = 0x01,
+ .gain = IIO_DEGREE_TO_RAD(17500),
},
[2] = {
.num = ST_GYRO_FS_AVL_2000DPS,
- .value = ST_GYRO_2_FS_AVL_2000_VAL,
- .gain = ST_GYRO_2_FS_AVL_2000_GAIN,
+ .value = 0x02,
+ .gain = IIO_DEGREE_TO_RAD(70000),
},
},
},
.bdu = {
- .addr = ST_GYRO_2_BDU_ADDR,
- .mask = ST_GYRO_2_BDU_MASK,
+ .addr = 0x23,
+ .mask = 0x80,
},
.drdy_irq = {
- .addr = ST_GYRO_2_DRDY_IRQ_ADDR,
- .mask = ST_GYRO_2_DRDY_IRQ_MASK,
+ .int2 = {
+ .addr = 0x22,
+ .mask = 0x08,
+ },
+ /*
+ * The sensor has IHL (active low) and open
+ * drain settings, but only for INT1 and not
+ * for the DRDY line on INT2.
+ */
+ .stat_drdy = {
+ .addr = ST_SENSORS_DEFAULT_STAT_ADDR,
+ .mask = 0x07,
+ },
},
- .multi_read_bit = ST_GYRO_2_MULTIREAD_BIT,
+ .sim = {
+ .addr = 0x23,
+ .value = BIT(0),
+ },
+ .multi_read_bit = true,
+ .bootime = 2,
+ },
+ {
+ .wai = 0xd4,
+ .wai_addr = ST_SENSORS_DEFAULT_WAI_ADDRESS,
+ .sensors_supported = {
+ [0] = LSM9DS0_GYRO_DEV_NAME,
+ },
+ .ch = (struct iio_chan_spec *)st_gyro_16bit_channels,
+ .odr = {
+ .addr = 0x20,
+ .mask = GENMASK(7, 6),
+ .odr_avl = {
+ { .hz = 95, .value = 0x00, },
+ { .hz = 190, .value = 0x01, },
+ { .hz = 380, .value = 0x02, },
+ { .hz = 760, .value = 0x03, },
+ },
+ },
+ .pw = {
+ .addr = 0x20,
+ .mask = BIT(3),
+ .value_on = ST_SENSORS_DEFAULT_POWER_ON_VALUE,
+ .value_off = ST_SENSORS_DEFAULT_POWER_OFF_VALUE,
+ },
+ .enable_axis = {
+ .addr = ST_SENSORS_DEFAULT_AXIS_ADDR,
+ .mask = ST_SENSORS_DEFAULT_AXIS_MASK,
+ },
+ .fs = {
+ .addr = 0x23,
+ .mask = GENMASK(5, 4),
+ .fs_avl = {
+ [0] = {
+ .num = ST_GYRO_FS_AVL_245DPS,
+ .value = 0x00,
+ .gain = IIO_DEGREE_TO_RAD(8750),
+ },
+ [1] = {
+ .num = ST_GYRO_FS_AVL_500DPS,
+ .value = 0x01,
+ .gain = IIO_DEGREE_TO_RAD(17500),
+ },
+ [2] = {
+ .num = ST_GYRO_FS_AVL_2000DPS,
+ .value = 0x02,
+ .gain = IIO_DEGREE_TO_RAD(70000),
+ },
+ },
+ },
+ .bdu = {
+ .addr = 0x23,
+ .mask = BIT(7),
+ },
+ .drdy_irq = {
+ .int2 = {
+ .addr = 0x22,
+ .mask = BIT(3),
+ },
+ /*
+ * The sensor has IHL (active low) and open
+ * drain settings, but only for INT1 and not
+ * for the DRDY line on INT2.
+ */
+ .stat_drdy = {
+ .addr = ST_SENSORS_DEFAULT_STAT_ADDR,
+ .mask = GENMASK(2, 0),
+ },
+ },
+ .sim = {
+ .addr = 0x23,
+ .value = BIT(0),
+ },
+ .multi_read_bit = true,
+ .bootime = 2,
+ },
+ {
+ .wai = 0xd7,
+ .wai_addr = ST_SENSORS_DEFAULT_WAI_ADDRESS,
+ .sensors_supported = {
+ [0] = L3GD20H_GYRO_DEV_NAME,
+ },
+ .ch = (struct iio_chan_spec *)st_gyro_16bit_channels,
+ .odr = {
+ .addr = 0x20,
+ .mask = 0xc0,
+ .odr_avl = {
+ { .hz = 100, .value = 0x00, },
+ { .hz = 200, .value = 0x01, },
+ { .hz = 400, .value = 0x02, },
+ { .hz = 800, .value = 0x03, },
+ },
+ },
+ .pw = {
+ .addr = 0x20,
+ .mask = 0x08,
+ .value_on = ST_SENSORS_DEFAULT_POWER_ON_VALUE,
+ .value_off = ST_SENSORS_DEFAULT_POWER_OFF_VALUE,
+ },
+ .enable_axis = {
+ .addr = ST_SENSORS_DEFAULT_AXIS_ADDR,
+ .mask = ST_SENSORS_DEFAULT_AXIS_MASK,
+ },
+ .fs = {
+ .addr = 0x23,
+ .mask = 0x30,
+ .fs_avl = {
+ [0] = {
+ .num = ST_GYRO_FS_AVL_245DPS,
+ .value = 0x00,
+ .gain = IIO_DEGREE_TO_RAD(8750),
+ },
+ [1] = {
+ .num = ST_GYRO_FS_AVL_500DPS,
+ .value = 0x01,
+ .gain = IIO_DEGREE_TO_RAD(17500),
+ },
+ [2] = {
+ .num = ST_GYRO_FS_AVL_2000DPS,
+ .value = 0x02,
+ .gain = IIO_DEGREE_TO_RAD(70000),
+ },
+ },
+ },
+ .bdu = {
+ .addr = 0x23,
+ .mask = 0x80,
+ },
+ .drdy_irq = {
+ .int2 = {
+ .addr = 0x22,
+ .mask = 0x08,
+ },
+ /*
+ * The sensor has IHL (active low) and open
+ * drain settings, but only for INT1 and not
+ * for the DRDY line on INT2.
+ */
+ .stat_drdy = {
+ .addr = ST_SENSORS_DEFAULT_STAT_ADDR,
+ .mask = 0x07,
+ },
+ },
+ .sim = {
+ .addr = 0x23,
+ .value = BIT(0),
+ },
+ .multi_read_bit = true,
.bootime = 2,
},
};
+/* DRDY on gyros is available only on INT2 pin */
+static const struct st_sensors_platform_data gyro_pdata = {
+ .drdy_int_pin = 2,
+};
+
static int st_gyro_read_raw(struct iio_dev *indio_dev,
struct iio_chan_spec const *ch, int *val,
int *val2, long mask)
@@ -246,6 +392,9 @@ static int st_gyro_read_raw(struct iio_dev *indio_dev,
*val = 0;
*val2 = gdata->current_fullscale->gain;
return IIO_VAL_INT_PLUS_MICRO;
+ case IIO_CHAN_INFO_SAMP_FREQ:
+ *val = gdata->odr;
+ return IIO_VAL_INT;
default:
return -EINVAL;
}
@@ -257,27 +406,25 @@ read_error:
static int st_gyro_write_raw(struct iio_dev *indio_dev,
struct iio_chan_spec const *chan, int val, int val2, long mask)
{
- int err;
-
switch (mask) {
case IIO_CHAN_INFO_SCALE:
- err = st_sensors_set_fullscale_by_gain(indio_dev, val2);
- break;
+ return st_sensors_set_fullscale_by_gain(indio_dev, val2);
+ case IIO_CHAN_INFO_SAMP_FREQ:
+ if (val2)
+ return -EINVAL;
+
+ return st_sensors_set_odr(indio_dev, val);
default:
- err = -EINVAL;
+ return -EINVAL;
}
-
- return err;
}
-static ST_SENSOR_DEV_ATTR_SAMP_FREQ();
static ST_SENSORS_DEV_ATTR_SAMP_FREQ_AVAIL();
static ST_SENSORS_DEV_ATTR_SCALE_AVAIL(in_anglvel_scale_available);
static struct attribute *st_gyro_attributes[] = {
&iio_dev_attr_sampling_frequency_available.dev_attr.attr,
&iio_dev_attr_in_anglvel_scale_available.dev_attr.attr,
- &iio_dev_attr_sampling_frequency.dev_attr.attr,
NULL,
};
@@ -286,89 +433,87 @@ static const struct attribute_group st_gyro_attribute_group = {
};
static const struct iio_info gyro_info = {
- .driver_module = THIS_MODULE,
.attrs = &st_gyro_attribute_group,
.read_raw = &st_gyro_read_raw,
.write_raw = &st_gyro_write_raw,
+ .debugfs_reg_access = &st_sensors_debugfs_reg_access,
};
#ifdef CONFIG_IIO_TRIGGER
static const struct iio_trigger_ops st_gyro_trigger_ops = {
- .owner = THIS_MODULE,
.set_trigger_state = ST_GYRO_TRIGGER_SET_STATE,
+ .validate_device = st_sensors_validate_device,
};
#define ST_GYRO_TRIGGER_OPS (&st_gyro_trigger_ops)
#else
#define ST_GYRO_TRIGGER_OPS NULL
#endif
+/*
+ * st_gyro_get_settings() - get sensor settings from device name
+ * @name: device name buffer reference.
+ *
+ * Return: valid reference on success, NULL otherwise.
+ */
+const struct st_sensor_settings *st_gyro_get_settings(const char *name)
+{
+ int index = st_sensors_get_settings_index(name,
+ st_gyro_sensors_settings,
+ ARRAY_SIZE(st_gyro_sensors_settings));
+ if (index < 0)
+ return NULL;
+
+ return &st_gyro_sensors_settings[index];
+}
+EXPORT_SYMBOL_NS(st_gyro_get_settings, "IIO_ST_SENSORS");
+
int st_gyro_common_probe(struct iio_dev *indio_dev)
{
- int err;
struct st_sensor_data *gdata = iio_priv(indio_dev);
+ struct st_sensors_platform_data *pdata;
+ struct device *parent = indio_dev->dev.parent;
+ int err;
indio_dev->modes = INDIO_DIRECT_MODE;
indio_dev->info = &gyro_info;
- err = st_sensors_check_device_support(indio_dev,
- ARRAY_SIZE(st_gyro_sensors), st_gyro_sensors);
+ err = st_sensors_verify_id(indio_dev);
if (err < 0)
- goto st_gyro_common_probe_error;
+ return err;
gdata->num_data_channels = ST_GYRO_NUMBER_DATA_CHANNELS;
- gdata->multiread_bit = gdata->sensor->multi_read_bit;
- indio_dev->channels = gdata->sensor->ch;
+ indio_dev->channels = gdata->sensor_settings->ch;
indio_dev->num_channels = ST_SENSORS_NUMBER_ALL_CHANNELS;
- gdata->current_fullscale = (struct st_sensor_fullscale_avl *)
- &gdata->sensor->fs.fs_avl[0];
- gdata->odr = gdata->sensor->odr.odr_avl[0].hz;
+ err = iio_read_mount_matrix(parent, &gdata->mount_matrix);
+ if (err)
+ return err;
+
+ gdata->current_fullscale = &gdata->sensor_settings->fs.fs_avl[0];
+ gdata->odr = gdata->sensor_settings->odr.odr_avl[0].hz;
+
+ pdata = (struct st_sensors_platform_data *)&gyro_pdata;
- err = st_sensors_init_sensor(indio_dev);
+ err = st_sensors_init_sensor(indio_dev, pdata);
if (err < 0)
- goto st_gyro_common_probe_error;
+ return err;
- if (gdata->get_irq_data_ready(indio_dev) > 0) {
- err = st_gyro_allocate_ring(indio_dev);
- if (err < 0)
- goto st_gyro_common_probe_error;
+ err = st_gyro_allocate_ring(indio_dev);
+ if (err < 0)
+ return err;
+ if (gdata->irq > 0) {
err = st_sensors_allocate_trigger(indio_dev,
ST_GYRO_TRIGGER_OPS);
if (err < 0)
- goto st_gyro_probe_trigger_error;
+ return err;
}
- err = iio_device_register(indio_dev);
- if (err)
- goto st_gyro_device_register_error;
-
- return err;
-
-st_gyro_device_register_error:
- if (gdata->get_irq_data_ready(indio_dev) > 0)
- st_sensors_deallocate_trigger(indio_dev);
-st_gyro_probe_trigger_error:
- if (gdata->get_irq_data_ready(indio_dev) > 0)
- st_gyro_deallocate_ring(indio_dev);
-st_gyro_common_probe_error:
- return err;
-}
-EXPORT_SYMBOL(st_gyro_common_probe);
-
-void st_gyro_common_remove(struct iio_dev *indio_dev)
-{
- struct st_sensor_data *gdata = iio_priv(indio_dev);
-
- iio_device_unregister(indio_dev);
- if (gdata->get_irq_data_ready(indio_dev) > 0) {
- st_sensors_deallocate_trigger(indio_dev);
- st_gyro_deallocate_ring(indio_dev);
- }
- iio_device_free(indio_dev);
+ return devm_iio_device_register(parent, indio_dev);
}
-EXPORT_SYMBOL(st_gyro_common_remove);
+EXPORT_SYMBOL_NS(st_gyro_common_probe, "IIO_ST_SENSORS");
MODULE_AUTHOR("Denis Ciocca <denis.ciocca@st.com>");
MODULE_DESCRIPTION("STMicroelectronics gyroscopes driver");
MODULE_LICENSE("GPL v2");
+MODULE_IMPORT_NS("IIO_ST_SENSORS");
generated by cgit (git 2.34.1) at 2025-12-26 06:09:36 +0000