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-rw-r--r--drivers/iio/accel/cros_ec_accel_legacy.c6
-rw-r--r--drivers/iio/accel/st_accel_core.c8
-rw-r--r--drivers/iio/adc/ad7124.c7
-rw-r--r--drivers/iio/adc/ad7606.c2
-rw-r--r--drivers/iio/adc/ad7949.c22
-rw-r--r--drivers/iio/adc/intel_mrfld_adc.c2
-rw-r--r--drivers/iio/adc/max1027.c8
-rw-r--r--drivers/iio/adc/max9611.c16
-rw-r--r--drivers/iio/adc/men_z188_adc.c1
-rw-r--r--drivers/iio/common/cros_ec_sensors/Kconfig2
-rw-r--r--drivers/iio/common/cros_ec_sensors/cros_ec_sensors.c6
-rw-r--r--drivers/iio/common/cros_ec_sensors/cros_ec_sensors_core.c4
-rw-r--r--drivers/iio/humidity/hdc100x.c2
-rw-r--r--drivers/iio/imu/adis.c24
-rw-r--r--drivers/iio/imu/inv_mpu6050/inv_mpu_core.c23
-rw-r--r--drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h16
-rw-r--r--drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h6
-rw-r--r--drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c50
-rw-r--r--drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c34
-rw-r--r--drivers/iio/industrialio-core.c2
-rw-r--r--drivers/iio/light/cros_ec_light_prox.c6
-rw-r--r--drivers/iio/temperature/ltc2983.c6
22 files changed, 157 insertions, 96 deletions
diff --git a/drivers/iio/accel/cros_ec_accel_legacy.c b/drivers/iio/accel/cros_ec_accel_legacy.c
index fcc3f999e482..65f85faf6f31 100644
--- a/drivers/iio/accel/cros_ec_accel_legacy.c
+++ b/drivers/iio/accel/cros_ec_accel_legacy.c
@@ -163,16 +163,10 @@ static const struct iio_chan_spec cros_ec_accel_legacy_channels[] = {
static int cros_ec_accel_legacy_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
- struct cros_ec_dev *ec = dev_get_drvdata(dev->parent);
struct iio_dev *indio_dev;
struct cros_ec_sensors_core_state *state;
int ret;
- if (!ec || !ec->ec_dev) {
- dev_warn(&pdev->dev, "No EC device found.\n");
- return -EINVAL;
- }
-
indio_dev = devm_iio_device_alloc(&pdev->dev, sizeof(*state));
if (!indio_dev)
return -ENOMEM;
diff --git a/drivers/iio/accel/st_accel_core.c b/drivers/iio/accel/st_accel_core.c
index 7b837641f166..7320275c7e56 100644
--- a/drivers/iio/accel/st_accel_core.c
+++ b/drivers/iio/accel/st_accel_core.c
@@ -992,6 +992,7 @@ static const struct iio_trigger_ops st_accel_trigger_ops = {
#define ST_ACCEL_TRIGGER_OPS NULL
#endif
+#ifdef CONFIG_ACPI
static const struct iio_mount_matrix *
get_mount_matrix(const struct iio_dev *indio_dev,
const struct iio_chan_spec *chan)
@@ -1012,7 +1013,6 @@ static const struct iio_chan_spec_ext_info mount_matrix_ext_info[] = {
static int apply_acpi_orientation(struct iio_dev *indio_dev,
struct iio_chan_spec *channels)
{
-#ifdef CONFIG_ACPI
struct st_sensor_data *adata = iio_priv(indio_dev);
struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL};
struct acpi_device *adev;
@@ -1140,10 +1140,14 @@ static int apply_acpi_orientation(struct iio_dev *indio_dev,
out:
kfree(buffer.pointer);
return ret;
+}
#else /* !CONFIG_ACPI */
+static int apply_acpi_orientation(struct iio_dev *indio_dev,
+ struct iio_chan_spec *channels)
+{
return 0;
-#endif
}
+#endif
/*
* st_accel_get_settings() - get sensor settings from device name
diff --git a/drivers/iio/adc/ad7124.c b/drivers/iio/adc/ad7124.c
index edc6f1cc90b2..3f03abf100b5 100644
--- a/drivers/iio/adc/ad7124.c
+++ b/drivers/iio/adc/ad7124.c
@@ -39,6 +39,8 @@
#define AD7124_STATUS_POR_FLAG_MSK BIT(4)
/* AD7124_ADC_CONTROL */
+#define AD7124_ADC_CTRL_REF_EN_MSK BIT(8)
+#define AD7124_ADC_CTRL_REF_EN(x) FIELD_PREP(AD7124_ADC_CTRL_REF_EN_MSK, x)
#define AD7124_ADC_CTRL_PWR_MSK GENMASK(7, 6)
#define AD7124_ADC_CTRL_PWR(x) FIELD_PREP(AD7124_ADC_CTRL_PWR_MSK, x)
#define AD7124_ADC_CTRL_MODE_MSK GENMASK(5, 2)
@@ -424,7 +426,10 @@ static int ad7124_init_channel_vref(struct ad7124_state *st,
break;
case AD7124_INT_REF:
st->channel_config[channel_number].vref_mv = 2500;
- break;
+ st->adc_control &= ~AD7124_ADC_CTRL_REF_EN_MSK;
+ st->adc_control |= AD7124_ADC_CTRL_REF_EN(1);
+ return ad_sd_write_reg(&st->sd, AD7124_ADC_CONTROL,
+ 2, st->adc_control);
default:
dev_err(&st->sd.spi->dev, "Invalid reference %d\n", refsel);
return -EINVAL;
diff --git a/drivers/iio/adc/ad7606.c b/drivers/iio/adc/ad7606.c
index f5ba94c03a8d..e4683a68522a 100644
--- a/drivers/iio/adc/ad7606.c
+++ b/drivers/iio/adc/ad7606.c
@@ -85,7 +85,7 @@ err_unlock:
static int ad7606_read_samples(struct ad7606_state *st)
{
- unsigned int num = st->chip_info->num_channels;
+ unsigned int num = st->chip_info->num_channels - 1;
u16 *data = st->data;
int ret;
diff --git a/drivers/iio/adc/ad7949.c b/drivers/iio/adc/ad7949.c
index 5c2b3446fa4a..2c6f60edb7ce 100644
--- a/drivers/iio/adc/ad7949.c
+++ b/drivers/iio/adc/ad7949.c
@@ -89,6 +89,7 @@ static int ad7949_spi_read_channel(struct ad7949_adc_chip *ad7949_adc, int *val,
unsigned int channel)
{
int ret;
+ int i;
int bits_per_word = ad7949_adc->resolution;
int mask = GENMASK(ad7949_adc->resolution, 0);
struct spi_message msg;
@@ -100,12 +101,23 @@ static int ad7949_spi_read_channel(struct ad7949_adc_chip *ad7949_adc, int *val,
},
};
- ret = ad7949_spi_write_cfg(ad7949_adc,
- channel << AD7949_OFFSET_CHANNEL_SEL,
- AD7949_MASK_CHANNEL_SEL);
- if (ret)
- return ret;
+ /*
+ * 1: write CFG for sample N and read old data (sample N-2)
+ * 2: if CFG was not changed since sample N-1 then we'll get good data
+ * at the next xfer, so we bail out now, otherwise we write something
+ * and we read garbage (sample N-1 configuration).
+ */
+ for (i = 0; i < 2; i++) {
+ ret = ad7949_spi_write_cfg(ad7949_adc,
+ channel << AD7949_OFFSET_CHANNEL_SEL,
+ AD7949_MASK_CHANNEL_SEL);
+ if (ret)
+ return ret;
+ if (channel == ad7949_adc->current_channel)
+ break;
+ }
+ /* 3: write something and read actual data */
ad7949_adc->buffer = 0;
spi_message_init_with_transfers(&msg, tx, 1);
ret = spi_sync(ad7949_adc->spi, &msg);
diff --git a/drivers/iio/adc/intel_mrfld_adc.c b/drivers/iio/adc/intel_mrfld_adc.c
index 67d096f8180d..c35a1beb817c 100644
--- a/drivers/iio/adc/intel_mrfld_adc.c
+++ b/drivers/iio/adc/intel_mrfld_adc.c
@@ -185,7 +185,7 @@ static int mrfld_adc_probe(struct platform_device *pdev)
int irq;
int ret;
- indio_dev = devm_iio_device_alloc(dev, sizeof(*indio_dev));
+ indio_dev = devm_iio_device_alloc(dev, sizeof(struct mrfld_adc));
if (!indio_dev)
return -ENOMEM;
diff --git a/drivers/iio/adc/max1027.c b/drivers/iio/adc/max1027.c
index e171db20c04a..02834ca3e1ce 100644
--- a/drivers/iio/adc/max1027.c
+++ b/drivers/iio/adc/max1027.c
@@ -478,7 +478,13 @@ static int max1027_probe(struct spi_device *spi)
st->trig->ops = &max1027_trigger_ops;
st->trig->dev.parent = &spi->dev;
iio_trigger_set_drvdata(st->trig, indio_dev);
- iio_trigger_register(st->trig);
+ ret = devm_iio_trigger_register(&indio_dev->dev,
+ st->trig);
+ if (ret < 0) {
+ dev_err(&indio_dev->dev,
+ "Failed to register iio trigger\n");
+ return ret;
+ }
ret = devm_request_threaded_irq(&spi->dev, spi->irq,
iio_trigger_generic_data_rdy_poll,
diff --git a/drivers/iio/adc/max9611.c b/drivers/iio/adc/max9611.c
index bf76dfb3f2c9..04d5ff7d2c8e 100644
--- a/drivers/iio/adc/max9611.c
+++ b/drivers/iio/adc/max9611.c
@@ -89,6 +89,12 @@
#define MAX9611_TEMP_SCALE_NUM 1000000
#define MAX9611_TEMP_SCALE_DIV 2083
+/*
+ * Conversion time is 2 ms (typically) at Ta=25 degreeC
+ * No maximum value is known, so play it safe.
+ */
+#define MAX9611_CONV_TIME_US_RANGE 3000, 3300
+
struct max9611_dev {
struct device *dev;
struct i2c_client *i2c_client;
@@ -222,11 +228,9 @@ static int max9611_read_single(struct max9611_dev *max9611,
return ret;
}
- /*
- * need a delay here to make register configuration
- * stabilize. 1 msec at least, from empirical testing.
- */
- usleep_range(1000, 2000);
+ /* need a delay here to make register configuration stabilize. */
+
+ usleep_range(MAX9611_CONV_TIME_US_RANGE);
ret = i2c_smbus_read_word_swapped(max9611->i2c_client, reg_addr);
if (ret < 0) {
@@ -493,7 +497,7 @@ static int max9611_init(struct max9611_dev *max9611)
MAX9611_REG_CTRL2, 0);
return ret;
}
- usleep_range(1000, 2000);
+ usleep_range(MAX9611_CONV_TIME_US_RANGE);
return 0;
}
diff --git a/drivers/iio/adc/men_z188_adc.c b/drivers/iio/adc/men_z188_adc.c
index 3b2fbb7ce431..196c8226381e 100644
--- a/drivers/iio/adc/men_z188_adc.c
+++ b/drivers/iio/adc/men_z188_adc.c
@@ -167,3 +167,4 @@ MODULE_AUTHOR("Johannes Thumshirn <johannes.thumshirn@men.de>");
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("IIO ADC driver for MEN 16z188 ADC Core");
MODULE_ALIAS("mcb:16z188");
+MODULE_IMPORT_NS(MCB);
diff --git a/drivers/iio/common/cros_ec_sensors/Kconfig b/drivers/iio/common/cros_ec_sensors/Kconfig
index cdbb29cfb907..fefad9572790 100644
--- a/drivers/iio/common/cros_ec_sensors/Kconfig
+++ b/drivers/iio/common/cros_ec_sensors/Kconfig
@@ -4,7 +4,7 @@
#
config IIO_CROS_EC_SENSORS_CORE
tristate "ChromeOS EC Sensors Core"
- depends on SYSFS && CROS_EC
+ depends on SYSFS && CROS_EC_SENSORHUB
select IIO_BUFFER
select IIO_TRIGGERED_BUFFER
help
diff --git a/drivers/iio/common/cros_ec_sensors/cros_ec_sensors.c b/drivers/iio/common/cros_ec_sensors/cros_ec_sensors.c
index a6987726eeb8..7dce04473467 100644
--- a/drivers/iio/common/cros_ec_sensors/cros_ec_sensors.c
+++ b/drivers/iio/common/cros_ec_sensors/cros_ec_sensors.c
@@ -222,17 +222,11 @@ static const struct iio_info ec_sensors_info = {
static int cros_ec_sensors_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
- struct cros_ec_dev *ec_dev = dev_get_drvdata(dev->parent);
struct iio_dev *indio_dev;
struct cros_ec_sensors_state *state;
struct iio_chan_spec *channel;
int ret, i;
- if (!ec_dev || !ec_dev->ec_dev) {
- dev_warn(&pdev->dev, "No CROS EC device found.\n");
- return -EINVAL;
- }
-
indio_dev = devm_iio_device_alloc(&pdev->dev, sizeof(*state));
if (!indio_dev)
return -ENOMEM;
diff --git a/drivers/iio/common/cros_ec_sensors/cros_ec_sensors_core.c b/drivers/iio/common/cros_ec_sensors/cros_ec_sensors_core.c
index d2609e6feda4..81a7f692de2f 100644
--- a/drivers/iio/common/cros_ec_sensors/cros_ec_sensors_core.c
+++ b/drivers/iio/common/cros_ec_sensors/cros_ec_sensors_core.c
@@ -18,6 +18,7 @@
#include <linux/slab.h>
#include <linux/platform_data/cros_ec_commands.h>
#include <linux/platform_data/cros_ec_proto.h>
+#include <linux/platform_data/cros_ec_sensorhub.h>
#include <linux/platform_device.h>
static char *cros_ec_loc[] = {
@@ -88,7 +89,8 @@ int cros_ec_sensors_core_init(struct platform_device *pdev,
{
struct device *dev = &pdev->dev;
struct cros_ec_sensors_core_state *state = iio_priv(indio_dev);
- struct cros_ec_dev *ec = dev_get_drvdata(pdev->dev.parent);
+ struct cros_ec_sensorhub *sensor_hub = dev_get_drvdata(dev->parent);
+ struct cros_ec_dev *ec = sensor_hub->ec;
struct cros_ec_sensor_platform *sensor_platform = dev_get_platdata(dev);
u32 ver_mask;
int ret, i;
diff --git a/drivers/iio/humidity/hdc100x.c b/drivers/iio/humidity/hdc100x.c
index 963ff043eecf..7ecd2ffa3132 100644
--- a/drivers/iio/humidity/hdc100x.c
+++ b/drivers/iio/humidity/hdc100x.c
@@ -229,7 +229,7 @@ static int hdc100x_read_raw(struct iio_dev *indio_dev,
*val2 = 65536;
return IIO_VAL_FRACTIONAL;
} else {
- *val = 100;
+ *val = 100000;
*val2 = 65536;
return IIO_VAL_FRACTIONAL;
}
diff --git a/drivers/iio/imu/adis.c b/drivers/iio/imu/adis.c
index c53f3ed3cb97..9ba4a7c8e7ad 100644
--- a/drivers/iio/imu/adis.c
+++ b/drivers/iio/imu/adis.c
@@ -46,24 +46,24 @@ int __adis_write_reg(struct adis *adis, unsigned int reg,
.len = 2,
.cs_change = 1,
.delay_usecs = adis->data->write_delay,
- .cs_change_delay = adis->data->cs_change_delay,
- .cs_change_delay_unit = SPI_DELAY_UNIT_USECS,
+ .cs_change_delay.value = adis->data->cs_change_delay,
+ .cs_change_delay.unit = SPI_DELAY_UNIT_USECS,
}, {
.tx_buf = adis->tx + 2,
.bits_per_word = 8,
.len = 2,
.cs_change = 1,
.delay_usecs = adis->data->write_delay,
- .cs_change_delay = adis->data->cs_change_delay,
- .cs_change_delay_unit = SPI_DELAY_UNIT_USECS,
+ .cs_change_delay.value = adis->data->cs_change_delay,
+ .cs_change_delay.unit = SPI_DELAY_UNIT_USECS,
}, {
.tx_buf = adis->tx + 4,
.bits_per_word = 8,
.len = 2,
.cs_change = 1,
.delay_usecs = adis->data->write_delay,
- .cs_change_delay = adis->data->cs_change_delay,
- .cs_change_delay_unit = SPI_DELAY_UNIT_USECS,
+ .cs_change_delay.value = adis->data->cs_change_delay,
+ .cs_change_delay.unit = SPI_DELAY_UNIT_USECS,
}, {
.tx_buf = adis->tx + 6,
.bits_per_word = 8,
@@ -141,16 +141,16 @@ int __adis_read_reg(struct adis *adis, unsigned int reg,
.len = 2,
.cs_change = 1,
.delay_usecs = adis->data->write_delay,
- .cs_change_delay = adis->data->cs_change_delay,
- .cs_change_delay_unit = SPI_DELAY_UNIT_USECS,
+ .cs_change_delay.value = adis->data->cs_change_delay,
+ .cs_change_delay.unit = SPI_DELAY_UNIT_USECS,
}, {
.tx_buf = adis->tx + 2,
.bits_per_word = 8,
.len = 2,
.cs_change = 1,
.delay_usecs = adis->data->read_delay,
- .cs_change_delay = adis->data->cs_change_delay,
- .cs_change_delay_unit = SPI_DELAY_UNIT_USECS,
+ .cs_change_delay.value = adis->data->cs_change_delay,
+ .cs_change_delay.unit = SPI_DELAY_UNIT_USECS,
}, {
.tx_buf = adis->tx + 4,
.rx_buf = adis->rx,
@@ -158,8 +158,8 @@ int __adis_read_reg(struct adis *adis, unsigned int reg,
.len = 2,
.cs_change = 1,
.delay_usecs = adis->data->read_delay,
- .cs_change_delay = adis->data->cs_change_delay,
- .cs_change_delay_unit = SPI_DELAY_UNIT_USECS,
+ .cs_change_delay.value = adis->data->cs_change_delay,
+ .cs_change_delay.unit = SPI_DELAY_UNIT_USECS,
}, {
.rx_buf = adis->rx + 2,
.bits_per_word = 8,
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
index 23c0557891a0..268240644adf 100644
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
@@ -117,6 +117,7 @@ static const struct inv_mpu6050_hw hw_info[] = {
.reg = &reg_set_6050,
.config = &chip_config_6050,
.fifo_size = 1024,
+ .temp = {INV_MPU6050_TEMP_OFFSET, INV_MPU6050_TEMP_SCALE},
},
{
.whoami = INV_MPU6500_WHOAMI_VALUE,
@@ -124,6 +125,7 @@ static const struct inv_mpu6050_hw hw_info[] = {
.reg = &reg_set_6500,
.config = &chip_config_6050,
.fifo_size = 512,
+ .temp = {INV_MPU6500_TEMP_OFFSET, INV_MPU6500_TEMP_SCALE},
},
{
.whoami = INV_MPU6515_WHOAMI_VALUE,
@@ -131,6 +133,7 @@ static const struct inv_mpu6050_hw hw_info[] = {
.reg = &reg_set_6500,
.config = &chip_config_6050,
.fifo_size = 512,
+ .temp = {INV_MPU6500_TEMP_OFFSET, INV_MPU6500_TEMP_SCALE},
},
{
.whoami = INV_MPU6000_WHOAMI_VALUE,
@@ -138,6 +141,7 @@ static const struct inv_mpu6050_hw hw_info[] = {
.reg = &reg_set_6050,
.config = &chip_config_6050,
.fifo_size = 1024,
+ .temp = {INV_MPU6050_TEMP_OFFSET, INV_MPU6050_TEMP_SCALE},
},
{
.whoami = INV_MPU9150_WHOAMI_VALUE,
@@ -145,6 +149,7 @@ static const struct inv_mpu6050_hw hw_info[] = {
.reg = &reg_set_6050,
.config = &chip_config_6050,
.fifo_size = 1024,
+ .temp = {INV_MPU6050_TEMP_OFFSET, INV_MPU6050_TEMP_SCALE},
},
{
.whoami = INV_MPU9250_WHOAMI_VALUE,
@@ -152,6 +157,7 @@ static const struct inv_mpu6050_hw hw_info[] = {
.reg = &reg_set_6500,
.config = &chip_config_6050,
.fifo_size = 512,
+ .temp = {INV_MPU6500_TEMP_OFFSET, INV_MPU6500_TEMP_SCALE},
},
{
.whoami = INV_MPU9255_WHOAMI_VALUE,
@@ -159,6 +165,7 @@ static const struct inv_mpu6050_hw hw_info[] = {
.reg = &reg_set_6500,
.config = &chip_config_6050,
.fifo_size = 512,
+ .temp = {INV_MPU6500_TEMP_OFFSET, INV_MPU6500_TEMP_SCALE},
},
{
.whoami = INV_ICM20608_WHOAMI_VALUE,
@@ -166,6 +173,7 @@ static const struct inv_mpu6050_hw hw_info[] = {
.reg = &reg_set_6500,
.config = &chip_config_6050,
.fifo_size = 512,
+ .temp = {INV_ICM20608_TEMP_OFFSET, INV_ICM20608_TEMP_SCALE},
},
{
.whoami = INV_ICM20602_WHOAMI_VALUE,
@@ -173,6 +181,7 @@ static const struct inv_mpu6050_hw hw_info[] = {
.reg = &reg_set_icm20602,
.config = &chip_config_6050,
.fifo_size = 1008,
+ .temp = {INV_ICM20608_TEMP_OFFSET, INV_ICM20608_TEMP_SCALE},
},
};
@@ -481,12 +490,8 @@ inv_mpu6050_read_raw(struct iio_dev *indio_dev,
return IIO_VAL_INT_PLUS_MICRO;
case IIO_TEMP:
- *val = 0;
- if (st->chip_type == INV_ICM20602)
- *val2 = INV_ICM20602_TEMP_SCALE;
- else
- *val2 = INV_MPU6050_TEMP_SCALE;
-
+ *val = st->hw->temp.scale / 1000000;
+ *val2 = st->hw->temp.scale % 1000000;
return IIO_VAL_INT_PLUS_MICRO;
case IIO_MAGN:
return inv_mpu_magn_get_scale(st, chan, val, val2);
@@ -496,11 +501,7 @@ inv_mpu6050_read_raw(struct iio_dev *indio_dev,
case IIO_CHAN_INFO_OFFSET:
switch (chan->type) {
case IIO_TEMP:
- if (st->chip_type == INV_ICM20602)
- *val = INV_ICM20602_TEMP_OFFSET;
- else
- *val = INV_MPU6050_TEMP_OFFSET;
-
+ *val = st->hw->temp.offset;
return IIO_VAL_INT;
default:
return -EINVAL;
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h b/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h
index f1fb7b6bdab1..b096e010d4ee 100644
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h
@@ -107,6 +107,7 @@ struct inv_mpu6050_chip_config {
* @reg: register map of the chip.
* @config: configuration of the chip.
* @fifo_size: size of the FIFO in bytes.
+ * @temp: offset and scale to apply to raw temperature.
*/
struct inv_mpu6050_hw {
u8 whoami;
@@ -114,6 +115,10 @@ struct inv_mpu6050_hw {
const struct inv_mpu6050_reg_map *reg;
const struct inv_mpu6050_chip_config *config;
size_t fifo_size;
+ struct {
+ int offset;
+ int scale;
+ } temp;
};
/*
@@ -279,16 +284,19 @@ struct inv_mpu6050_state {
#define INV_MPU6050_REG_UP_TIME_MIN 5000
#define INV_MPU6050_REG_UP_TIME_MAX 10000
-#define INV_MPU6050_TEMP_OFFSET 12421
-#define INV_MPU6050_TEMP_SCALE 2941
+#define INV_MPU6050_TEMP_OFFSET 12420
+#define INV_MPU6050_TEMP_SCALE 2941176
#define INV_MPU6050_MAX_GYRO_FS_PARAM 3
#define INV_MPU6050_MAX_ACCL_FS_PARAM 3
#define INV_MPU6050_THREE_AXIS 3
#define INV_MPU6050_GYRO_CONFIG_FSR_SHIFT 3
#define INV_MPU6050_ACCL_CONFIG_FSR_SHIFT 3
-#define INV_ICM20602_TEMP_OFFSET 8170
-#define INV_ICM20602_TEMP_SCALE 3060
+#define INV_MPU6500_TEMP_OFFSET 7011
+#define INV_MPU6500_TEMP_SCALE 2995178
+
+#define INV_ICM20608_TEMP_OFFSET 8170
+#define INV_ICM20608_TEMP_SCALE 3059976
/* 6 + 6 + 7 (for MPU9x50) = 19 round up to 24 and plus 8 */
#define INV_MPU6050_OUTPUT_DATA_SIZE 32
diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h
index a763ff46f596..c08f57226ebb 100644
--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h
+++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h
@@ -337,7 +337,6 @@ enum st_lsm6dsx_fifo_mode {
* @odr: Output data rate of the sensor [Hz].
* @watermark: Sensor watermark level.
* @sip: Number of samples in a given pattern.
- * @decimator: FIFO decimation factor.
* @ts_ref: Sensor timestamp reference for hw one.
* @ext_info: Sensor settings if it is connected to i2c controller
*/
@@ -351,7 +350,6 @@ struct st_lsm6dsx_sensor {
u16 watermark;
u8 sip;
- u8 decimator;
s64 ts_ref;
struct {
@@ -368,9 +366,9 @@ struct st_lsm6dsx_sensor {
* @fifo_lock: Mutex to prevent concurrent access to the hw FIFO.
* @conf_lock: Mutex to prevent concurrent FIFO configuration update.
* @page_lock: Mutex to prevent concurrent memory page configuration.
- * @fifo_mode: FIFO operating mode supported by the device.
* @suspend_mask: Suspended sensor bitmask.
* @enable_mask: Enabled sensor bitmask.
+ * @fifo_mask: Enabled hw FIFO bitmask.
* @ts_gain: Hw timestamp rate after internal calibration.
* @ts_sip: Total number of timestamp samples in a given pattern.
* @sip: Total number of samples (acc/gyro/ts) in a given pattern.
@@ -390,9 +388,9 @@ struct st_lsm6dsx_hw {
struct mutex conf_lock;
struct mutex page_lock;
- enum st_lsm6dsx_fifo_mode fifo_mode;
u8 suspend_mask;
u8 enable_mask;
+ u8 fifo_mask;
s64 ts_gain;
u8 ts_sip;
u8 sip;
diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c
index cc2b19b60d61..bb899345f2bb 100644
--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c
+++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c
@@ -78,14 +78,20 @@ struct st_lsm6dsx_decimator_entry st_lsm6dsx_decimator_table[] = {
{ 32, 0x7 },
};
-static int st_lsm6dsx_get_decimator_val(u8 val)
+static int
+st_lsm6dsx_get_decimator_val(struct st_lsm6dsx_sensor *sensor, u32 max_odr)
{
const int max_size = ARRAY_SIZE(st_lsm6dsx_decimator_table);
+ u32 decimator = max_odr / sensor->odr;
int i;
- for (i = 0; i < max_size; i++)
- if (st_lsm6dsx_decimator_table[i].decimator == val)
+ if (decimator > 1)
+ decimator = round_down(decimator, 2);
+
+ for (i = 0; i < max_size; i++) {
+ if (st_lsm6dsx_decimator_table[i].decimator == decimator)
break;
+ }
return i == max_size ? 0 : st_lsm6dsx_decimator_table[i].val;
}
@@ -111,6 +117,13 @@ static void st_lsm6dsx_get_max_min_odr(struct st_lsm6dsx_hw *hw,
}
}
+static u8 st_lsm6dsx_get_sip(struct st_lsm6dsx_sensor *sensor, u32 min_odr)
+{
+ u8 sip = sensor->odr / min_odr;
+
+ return sip > 1 ? round_down(sip, 2) : sip;
+}
+
static int st_lsm6dsx_update_decimators(struct st_lsm6dsx_hw *hw)
{
const struct st_lsm6dsx_reg *ts_dec_reg;
@@ -131,12 +144,10 @@ static int st_lsm6dsx_update_decimators(struct st_lsm6dsx_hw *hw)
sensor = iio_priv(hw->iio_devs[i]);
/* update fifo decimators and sample in pattern */
if (hw->enable_mask & BIT(sensor->id)) {
- sensor->sip = sensor->odr / min_odr;
- sensor->decimator = max_odr / sensor->odr;
- data = st_lsm6dsx_get_decimator_val(sensor->decimator);
+ sensor->sip = st_lsm6dsx_get_sip(sensor, min_odr);
+ data = st_lsm6dsx_get_decimator_val(sensor, max_odr);
} else {
sensor->sip = 0;
- sensor->decimator = 0;
data = 0;
}
ts_sip = max_t(u16, ts_sip, sensor->sip);
@@ -176,17 +187,10 @@ int st_lsm6dsx_set_fifo_mode(struct st_lsm6dsx_hw *hw,
enum st_lsm6dsx_fifo_mode fifo_mode)
{
unsigned int data;
- int err;
data = FIELD_PREP(ST_LSM6DSX_FIFO_MODE_MASK, fifo_mode);
- err = st_lsm6dsx_update_bits_locked(hw, ST_LSM6DSX_REG_FIFO_MODE_ADDR,
- ST_LSM6DSX_FIFO_MODE_MASK, data);
- if (err < 0)
- return err;
-
- hw->fifo_mode = fifo_mode;
-
- return 0;
+ return st_lsm6dsx_update_bits_locked(hw, ST_LSM6DSX_REG_FIFO_MODE_ADDR,
+ ST_LSM6DSX_FIFO_MODE_MASK, data);
}
static int st_lsm6dsx_set_fifo_odr(struct st_lsm6dsx_sensor *sensor,
@@ -621,11 +625,17 @@ int st_lsm6dsx_flush_fifo(struct st_lsm6dsx_hw *hw)
int st_lsm6dsx_update_fifo(struct st_lsm6dsx_sensor *sensor, bool enable)
{
struct st_lsm6dsx_hw *hw = sensor->hw;
+ u8 fifo_mask;
int err;
mutex_lock(&hw->conf_lock);
- if (hw->fifo_mode != ST_LSM6DSX_FIFO_BYPASS) {
+ if (enable)
+ fifo_mask = hw->fifo_mask | BIT(sensor->id);
+ else
+ fifo_mask = hw->fifo_mask & ~BIT(sensor->id);
+
+ if (hw->fifo_mask) {
err = st_lsm6dsx_flush_fifo(hw);
if (err < 0)
goto out;
@@ -655,15 +665,19 @@ int st_lsm6dsx_update_fifo(struct st_lsm6dsx_sensor *sensor, bool enable)
if (err < 0)
goto out;
- if (hw->enable_mask) {
+ if (fifo_mask) {
/* reset hw ts counter */
err = st_lsm6dsx_reset_hw_ts(hw);
if (err < 0)
goto out;
err = st_lsm6dsx_set_fifo_mode(hw, ST_LSM6DSX_FIFO_CONT);
+ if (err < 0)
+ goto out;
}
+ hw->fifo_mask = fifo_mask;
+
out:
mutex_unlock(&hw->conf_lock);
diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c
index 0c64e35c7599..d205b994a9e0 100644
--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c
+++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c
@@ -1497,8 +1497,9 @@ st_lsm6dsx_set_odr(struct st_lsm6dsx_sensor *sensor, u32 req_odr)
return st_lsm6dsx_update_bits_locked(hw, reg->addr, reg->mask, data);
}
-int st_lsm6dsx_sensor_set_enable(struct st_lsm6dsx_sensor *sensor,
- bool enable)
+static int
+__st_lsm6dsx_sensor_set_enable(struct st_lsm6dsx_sensor *sensor,
+ bool enable)
{
struct st_lsm6dsx_hw *hw = sensor->hw;
u32 odr = enable ? sensor->odr : 0;
@@ -1516,6 +1517,26 @@ int st_lsm6dsx_sensor_set_enable(struct st_lsm6dsx_sensor *sensor,
return 0;
}
+static int
+st_lsm6dsx_check_events(struct st_lsm6dsx_sensor *sensor, bool enable)
+{
+ struct st_lsm6dsx_hw *hw = sensor->hw;
+
+ if (sensor->id == ST_LSM6DSX_ID_GYRO || enable)
+ return 0;
+
+ return hw->enable_event;
+}
+
+int st_lsm6dsx_sensor_set_enable(struct st_lsm6dsx_sensor *sensor,
+ bool enable)
+{
+ if (st_lsm6dsx_check_events(sensor, enable))
+ return 0;
+
+ return __st_lsm6dsx_sensor_set_enable(sensor, enable);
+}
+
static int st_lsm6dsx_read_oneshot(struct st_lsm6dsx_sensor *sensor,
u8 addr, int *val)
{
@@ -1711,7 +1732,7 @@ st_lsm6dsx_write_event_config(struct iio_dev *iio_dev,
struct st_lsm6dsx_sensor *sensor = iio_priv(iio_dev);
struct st_lsm6dsx_hw *hw = sensor->hw;
u8 enable_event;
- int err = 0;
+ int err;
if (type != IIO_EV_TYPE_THRESH)
return -EINVAL;
@@ -1739,7 +1760,8 @@ st_lsm6dsx_write_event_config(struct iio_dev *iio_dev,
return err;
mutex_lock(&hw->conf_lock);
- err = st_lsm6dsx_sensor_set_enable(sensor, state);
+ if (enable_event || !(hw->fifo_mask & BIT(sensor->id)))
+ err = __st_lsm6dsx_sensor_set_enable(sensor, state);
mutex_unlock(&hw->conf_lock);
if (err < 0)
return err;
@@ -2362,7 +2384,7 @@ static int __maybe_unused st_lsm6dsx_suspend(struct device *dev)
hw->suspend_mask |= BIT(sensor->id);
}
- if (hw->fifo_mode != ST_LSM6DSX_FIFO_BYPASS)
+ if (hw->fifo_mask)
err = st_lsm6dsx_flush_fifo(hw);
return err;
@@ -2398,7 +2420,7 @@ static int __maybe_unused st_lsm6dsx_resume(struct device *dev)
hw->suspend_mask &= ~BIT(sensor->id);
}
- if (hw->enable_mask)
+ if (hw->fifo_mask)
err = st_lsm6dsx_set_fifo_mode(hw, ST_LSM6DSX_FIFO_CONT);
return err;
diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c
index 2c107ac61de3..65ff0d067018 100644
--- a/drivers/iio/industrialio-core.c
+++ b/drivers/iio/industrialio-core.c
@@ -1639,7 +1639,7 @@ static const struct file_operations iio_buffer_fileops = {
.owner = THIS_MODULE,
.llseek = noop_llseek,
.unlocked_ioctl = iio_ioctl,
- .compat_ioctl = iio_ioctl,
+ .compat_ioctl = compat_ptr_ioctl,
};
static int iio_check_unique_scan_index(struct iio_dev *indio_dev)
diff --git a/drivers/iio/light/cros_ec_light_prox.c b/drivers/iio/light/cros_ec_light_prox.c
index c5263b563fc1..d85a391e50c5 100644
--- a/drivers/iio/light/cros_ec_light_prox.c
+++ b/drivers/iio/light/cros_ec_light_prox.c
@@ -169,17 +169,11 @@ static const struct iio_info cros_ec_light_prox_info = {
static int cros_ec_light_prox_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
- struct cros_ec_dev *ec_dev = dev_get_drvdata(dev->parent);
struct iio_dev *indio_dev;
struct cros_ec_light_prox_state *state;
struct iio_chan_spec *channel;
int ret;
- if (!ec_dev || !ec_dev->ec_dev) {
- dev_warn(dev, "No CROS EC device found.\n");
- return -EINVAL;
- }
-
indio_dev = devm_iio_device_alloc(dev, sizeof(*state));
if (!indio_dev)
return -ENOMEM;
diff --git a/drivers/iio/temperature/ltc2983.c b/drivers/iio/temperature/ltc2983.c
index ddf47023364b..d39c0d6b77f1 100644
--- a/drivers/iio/temperature/ltc2983.c
+++ b/drivers/iio/temperature/ltc2983.c
@@ -444,8 +444,10 @@ static struct ltc2983_custom_sensor *__ltc2983_custom_sensor_new(
else
temp = __convert_to_raw(temp, resolution);
} else {
- of_property_read_u32_index(np, propname, index,
- (u32 *)&temp);
+ u32 t32;
+
+ of_property_read_u32_index(np, propname, index, &t32);
+ temp = t32;
}
for (j = 0; j < n_size; j++)
generated by cgit (git 2.34.1) at 2024-06-24 11:14:59 +0000