* Licensed under the GPL-2 or later.
*/
-#include <linux/interrupt.h>
-#include <linux/irq.h>
-#include <linux/gpio.h>
#include <linux/delay.h>
#include <linux/mutex.h>
#include <linux/device.h>
#include <linux/spi/spi.h>
#include <linux/slab.h>
#include <linux/sysfs.h>
-#include <linux/list.h>
#include "../iio.h"
#include "../sysfs.h"
+#include "../ring_generic.h"
+
#include "accel.h"
#include "inclinometer.h"
-#include "../gyro/gyro.h"
#include "../adc/adc.h"
#include "adis16201.h"
#define DRIVER_NAME "adis16201"
-static int adis16201_check_status(struct device *dev);
+enum adis16201_chan {
+ in_supply,
+ temp,
+ accel_x,
+ accel_y,
+ incli_x,
+ incli_y,
+ in_aux,
+};
/**
* adis16201_spi_write_reg_8() - write single byte to a register
/**
* adis16201_spi_write_reg_16() - write 2 bytes to a pair of registers
- * @dev: device associated with child of actual device (iio_dev or iio_trig)
+ * @indio_dev: iio device associated with child of actual device
* @reg_address: the address of the lower of the two registers. Second register
* is assumed to have address one greater.
* @val: value to be written
**/
-static int adis16201_spi_write_reg_16(struct device *dev,
- u8 lower_reg_address,
- u16 value)
+static int adis16201_spi_write_reg_16(struct iio_dev *indio_dev,
+ u8 lower_reg_address,
+ u16 value)
{
int ret;
struct spi_message msg;
- struct iio_dev *indio_dev = dev_get_drvdata(dev);
struct adis16201_state *st = iio_dev_get_devdata(indio_dev);
struct spi_transfer xfers[] = {
{
.tx_buf = st->tx + 2,
.bits_per_word = 8,
.len = 2,
- .cs_change = 1,
},
};
/**
* adis16201_spi_read_reg_16() - read 2 bytes from a 16-bit register
- * @dev: device associated with child of actual device (iio_dev or iio_trig)
+ * @indio_dev: iio device associated with child of actual device
* @reg_address: the address of the lower of the two registers. Second register
* is assumed to have address one greater.
* @val: somewhere to pass back the value read
**/
-static int adis16201_spi_read_reg_16(struct device *dev,
+static int adis16201_spi_read_reg_16(struct iio_dev *indio_dev,
u8 lower_reg_address,
u16 *val)
{
struct spi_message msg;
- struct iio_dev *indio_dev = dev_get_drvdata(dev);
struct adis16201_state *st = iio_dev_get_devdata(indio_dev);
int ret;
struct spi_transfer xfers[] = {
.rx_buf = st->rx,
.bits_per_word = 8,
.len = 2,
- .cs_change = 1,
.delay_usecs = 20,
},
};
return ret;
}
-static ssize_t adis16201_read_12bit_unsigned(struct device *dev,
- struct device_attribute *attr,
- char *buf)
-{
- int ret;
- u16 val = 0;
- struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
-
- ret = adis16201_spi_read_reg_16(dev, this_attr->address, &val);
- if (ret)
- return ret;
-
- if (val & ADIS16201_ERROR_ACTIVE) {
- ret = adis16201_check_status(dev);
- if (ret)
- return ret;
- }
-
- return sprintf(buf, "%u\n", val & 0x0FFF);
-}
-
-static ssize_t adis16201_read_temp(struct device *dev,
- struct device_attribute *attr,
- char *buf)
-{
- struct iio_dev *indio_dev = dev_get_drvdata(dev);
- ssize_t ret;
- u16 val;
-
- /* Take the iio_dev status lock */
- mutex_lock(&indio_dev->mlock);
-
- ret = adis16201_spi_read_reg_16(dev, ADIS16201_TEMP_OUT, (u16 *)&val);
- if (ret)
- goto error_ret;
-
- if (val & ADIS16201_ERROR_ACTIVE) {
- ret = adis16201_check_status(dev);
- if (ret)
- goto error_ret;
- }
-
- val &= 0xFFF;
- ret = sprintf(buf, "%d\n", val);
-
-error_ret:
- mutex_unlock(&indio_dev->mlock);
- return ret;
-}
-
-static ssize_t adis16201_read_9bit_signed(struct device *dev,
- struct device_attribute *attr,
- char *buf)
-{
- struct iio_dev *indio_dev = dev_get_drvdata(dev);
- struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
- s16 val = 0;
- ssize_t ret;
-
- mutex_lock(&indio_dev->mlock);
-
- ret = adis16201_spi_read_reg_16(dev, this_attr->address, (u16 *)&val);
- if (!ret) {
- if (val & ADIS16201_ERROR_ACTIVE) {
- ret = adis16201_check_status(dev);
- if (ret)
- goto error_ret;
- }
- val = ((s16)(val << 7) >> 7);
- ret = sprintf(buf, "%d\n", val);
- }
-
-error_ret:
- mutex_unlock(&indio_dev->mlock);
-
- return ret;
-}
-
-static ssize_t adis16201_read_12bit_signed(struct device *dev,
- struct device_attribute *attr,
- char *buf)
-{
- struct iio_dev *indio_dev = dev_get_drvdata(dev);
- struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
- s16 val = 0;
- ssize_t ret;
-
- mutex_lock(&indio_dev->mlock);
-
- ret = adis16201_spi_read_reg_16(dev, this_attr->address, (u16 *)&val);
- if (!ret) {
- if (val & ADIS16201_ERROR_ACTIVE) {
- ret = adis16201_check_status(dev);
- if (ret)
- goto error_ret;
- }
-
- val = ((s16)(val << 4) >> 4);
- ret = sprintf(buf, "%d\n", val);
- }
-
-error_ret:
- mutex_unlock(&indio_dev->mlock);
-
- return ret;
-}
-
-static ssize_t adis16201_read_14bit_signed(struct device *dev,
- struct device_attribute *attr,
- char *buf)
-{
- struct iio_dev *indio_dev = dev_get_drvdata(dev);
- struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
- s16 val = 0;
- ssize_t ret;
-
- mutex_lock(&indio_dev->mlock);
-
- ret = adis16201_spi_read_reg_16(dev, this_attr->address, (u16 *)&val);
- if (!ret) {
- if (val & ADIS16201_ERROR_ACTIVE) {
- ret = adis16201_check_status(dev);
- if (ret)
- goto error_ret;
- }
-
- val = ((s16)(val << 2) >> 2);
- ret = sprintf(buf, "%d\n", val);
- }
-
-error_ret:
- mutex_unlock(&indio_dev->mlock);
-
- return ret;
-}
-
-static ssize_t adis16201_write_16bit(struct device *dev,
- struct device_attribute *attr,
- const char *buf,
- size_t len)
-{
- struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
- int ret;
- long val;
-
- ret = strict_strtol(buf, 10, &val);
- if (ret)
- goto error_ret;
- ret = adis16201_spi_write_reg_16(dev, this_attr->address, val);
-
-error_ret:
- return ret ? ret : len;
-}
-
static int adis16201_reset(struct device *dev)
{
int ret;
return -EINVAL;
}
-int adis16201_set_irq(struct device *dev, bool enable)
+int adis16201_set_irq(struct iio_dev *indio_dev, bool enable)
{
int ret = 0;
u16 msc;
- ret = adis16201_spi_read_reg_16(dev, ADIS16201_MSC_CTRL, &msc);
+ ret = adis16201_spi_read_reg_16(indio_dev, ADIS16201_MSC_CTRL, &msc);
if (ret)
goto error_ret;
else
msc &= ~ADIS16201_MSC_CTRL_DATA_RDY_EN;
- ret = adis16201_spi_write_reg_16(dev, ADIS16201_MSC_CTRL, msc);
+ ret = adis16201_spi_write_reg_16(indio_dev, ADIS16201_MSC_CTRL, msc);
error_ret:
return ret;
}
-static int adis16201_check_status(struct device *dev)
+static int adis16201_check_status(struct iio_dev *indio_dev)
{
u16 status;
int ret;
- ret = adis16201_spi_read_reg_16(dev, ADIS16201_DIAG_STAT, &status);
+ ret = adis16201_spi_read_reg_16(indio_dev,
+ ADIS16201_DIAG_STAT, &status);
if (ret < 0) {
- dev_err(dev, "Reading status failed\n");
+ dev_err(&indio_dev->dev, "Reading status failed\n");
goto error_ret;
}
ret = status & 0xF;
ret = -EFAULT;
if (status & ADIS16201_DIAG_STAT_SPI_FAIL)
- dev_err(dev, "SPI failure\n");
+ dev_err(&indio_dev->dev, "SPI failure\n");
if (status & ADIS16201_DIAG_STAT_FLASH_UPT)
- dev_err(dev, "Flash update failed\n");
+ dev_err(&indio_dev->dev, "Flash update failed\n");
if (status & ADIS16201_DIAG_STAT_POWER_HIGH)
- dev_err(dev, "Power supply above 3.625V\n");
+ dev_err(&indio_dev->dev, "Power supply above 3.625V\n");
if (status & ADIS16201_DIAG_STAT_POWER_LOW)
- dev_err(dev, "Power supply below 3.15V\n");
+ dev_err(&indio_dev->dev, "Power supply below 3.15V\n");
error_ret:
return ret;
}
-static int adis16201_self_test(struct device *dev)
+static int adis16201_self_test(struct iio_dev *indio_dev)
{
int ret;
- ret = adis16201_spi_write_reg_16(dev,
+ ret = adis16201_spi_write_reg_16(indio_dev,
ADIS16201_MSC_CTRL,
ADIS16201_MSC_CTRL_SELF_TEST_EN);
if (ret) {
- dev_err(dev, "problem starting self test");
+ dev_err(&indio_dev->dev, "problem starting self test");
goto err_ret;
}
- ret = adis16201_check_status(dev);
+ ret = adis16201_check_status(indio_dev);
err_ret:
return ret;
struct device *dev = &st->indio_dev->dev;
/* Disable IRQ */
- ret = adis16201_set_irq(dev, false);
+ ret = adis16201_set_irq(st->indio_dev, false);
if (ret) {
dev_err(dev, "disable irq failed");
goto err_ret;
}
/* Do self test */
- ret = adis16201_self_test(dev);
+ ret = adis16201_self_test(st->indio_dev);
if (ret) {
dev_err(dev, "self test failure");
goto err_ret;
}
/* Read status register to check the result */
- ret = adis16201_check_status(dev);
+ ret = adis16201_check_status(st->indio_dev);
if (ret) {
adis16201_reset(dev);
dev_err(dev, "device not playing ball -> reset");
msleep(ADIS16201_STARTUP_DELAY);
- ret = adis16201_check_status(dev);
+ ret = adis16201_check_status(st->indio_dev);
if (ret) {
dev_err(dev, "giving up");
goto err_ret;
return ret;
}
-static IIO_DEV_ATTR_IN_NAMED_RAW(0, supply, adis16201_read_12bit_unsigned,
- ADIS16201_SUPPLY_OUT);
-static IIO_CONST_ATTR(in0_supply_scale, "0.00122");
-static IIO_DEV_ATTR_IN_RAW(1, adis16201_read_12bit_unsigned,
- ADIS16201_AUX_ADC);
-static IIO_CONST_ATTR(in1_scale, "0.00061");
-
-static IIO_DEV_ATTR_ACCEL_X(adis16201_read_14bit_signed,
- ADIS16201_XACCL_OUT);
-static IIO_DEV_ATTR_ACCEL_Y(adis16201_read_14bit_signed,
- ADIS16201_YACCL_OUT);
-static IIO_DEV_ATTR_ACCEL_X_OFFSET(S_IWUSR | S_IRUGO,
- adis16201_read_12bit_signed,
- adis16201_write_16bit,
- ADIS16201_XACCL_OFFS);
-static IIO_DEV_ATTR_ACCEL_Y_OFFSET(S_IWUSR | S_IRUGO,
- adis16201_read_12bit_signed,
- adis16201_write_16bit,
- ADIS16201_YACCL_OFFS);
-static IIO_CONST_ATTR(accel_scale, "0.4625");
-
-static IIO_DEV_ATTR_INCLI_X(adis16201_read_14bit_signed,
- ADIS16201_XINCL_OUT);
-static IIO_DEV_ATTR_INCLI_Y(adis16201_read_14bit_signed,
- ADIS16201_YINCL_OUT);
-static IIO_DEV_ATTR_INCLI_X_OFFSET(S_IWUSR | S_IRUGO,
- adis16201_read_9bit_signed,
- adis16201_write_16bit,
- ADIS16201_XACCL_OFFS);
-static IIO_DEV_ATTR_INCLI_Y_OFFSET(S_IWUSR | S_IRUGO,
- adis16201_read_9bit_signed,
- adis16201_write_16bit,
- ADIS16201_YACCL_OFFS);
-static IIO_CONST_ATTR(incli_scale, "0.1");
-
-static IIO_DEV_ATTR_TEMP_RAW(adis16201_read_temp);
-static IIO_CONST_ATTR(temp_offset, "25");
-static IIO_CONST_ATTR(temp_scale, "-0.47");
+static u8 adis16201_addresses[7][2] = {
+ [in_supply] = { ADIS16201_SUPPLY_OUT, },
+ [temp] = { ADIS16201_TEMP_OUT },
+ [accel_x] = { ADIS16201_XACCL_OUT, ADIS16201_XACCL_OFFS },
+ [accel_y] = { ADIS16201_YACCL_OUT, ADIS16201_YACCL_OFFS },
+ [in_aux] = { ADIS16201_AUX_ADC },
+ [incli_x] = { ADIS16201_XINCL_OUT },
+ [incli_y] = { ADIS16201_YINCL_OUT },
+};
-static IIO_DEVICE_ATTR(reset, S_IWUSR, NULL, adis16201_write_reset, 0);
+static int adis16201_read_raw(struct iio_dev *indio_dev,
+ struct iio_chan_spec const *chan,
+ int *val, int *val2,
+ long mask)
+{
+ int ret;
+ int bits;
+ u8 addr;
+ s16 val16;
+
+ switch (mask) {
+ case 0:
+ mutex_lock(&indio_dev->mlock);
+ addr = adis16201_addresses[chan->address][0];
+ ret = adis16201_spi_read_reg_16(indio_dev, addr, &val16);
+ if (ret)
+ return ret;
-static IIO_CONST_ATTR(name, "adis16201");
+ if (val16 & ADIS16201_ERROR_ACTIVE) {
+ ret = adis16201_check_status(indio_dev);
+ if (ret)
+ return ret;
+ }
+ val16 = val16 & ((1 << chan->scan_type.realbits) - 1);
+ if (chan->scan_type.sign == 's')
+ val16 = (s16)(val16 <<
+ (16 - chan->scan_type.realbits)) >>
+ (16 - chan->scan_type.realbits);
+ *val = val16;
+ mutex_unlock(&indio_dev->mlock);
+ return IIO_VAL_INT;
+ case (1 << IIO_CHAN_INFO_SCALE_SEPARATE):
+ case (1 << IIO_CHAN_INFO_SCALE_SHARED):
+ switch (chan->type) {
+ case IIO_IN:
+ *val = 0;
+ if (chan->channel == 0)
+ *val2 = 1220;
+ else
+ *val2 = 610;
+ return IIO_VAL_INT_PLUS_MICRO;
+ case IIO_TEMP:
+ *val = 0;
+ *val2 = -470000;
+ return IIO_VAL_INT_PLUS_MICRO;
+ case IIO_ACCEL:
+ *val = 0;
+ *val2 = 462500;
+ return IIO_VAL_INT_PLUS_MICRO;
+ case IIO_INCLI:
+ *val = 0;
+ *val2 = 100000;
+ return IIO_VAL_INT_PLUS_MICRO;
+ default:
+ return -EINVAL;
+ }
+ break;
+ case (1 << IIO_CHAN_INFO_OFFSET_SEPARATE):
+ *val = 25;
+ return IIO_VAL_INT;
+ case (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE):
+ switch (chan->type) {
+ case IIO_ACCEL:
+ bits = 12;
+ break;
+ case IIO_INCLI:
+ bits = 9;
+ break;
+ default:
+ return -EINVAL;
+ };
+ mutex_lock(&indio_dev->mlock);
+ addr = adis16201_addresses[chan->address][1];
+ ret = adis16201_spi_read_reg_16(indio_dev, addr, &val16);
+ if (ret) {
+ mutex_unlock(&indio_dev->mlock);
+ return ret;
+ }
+ val16 &= (1 << bits) - 1;
+ val16 = (s16)(val16 << (16 - bits)) >> (16 - bits);
+ *val = val16;
+ mutex_unlock(&indio_dev->mlock);
+ return IIO_VAL_INT;
+ }
+ return -EINVAL;
+}
-static struct attribute *adis16201_event_attributes[] = {
- NULL
-};
+static int adis16201_write_raw(struct iio_dev *indio_dev,
+ struct iio_chan_spec const *chan,
+ int val,
+ int val2,
+ long mask)
+{
+ int bits;
+ s16 val16;
+ u8 addr;
+ switch (mask) {
+ case (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE):
+ switch (chan->type) {
+ case IIO_ACCEL:
+ bits = 12;
+ break;
+ case IIO_INCLI:
+ bits = 9;
+ break;
+ default:
+ return -EINVAL;
+ };
+ val16 = val & ((1 << bits) - 1);
+ addr = adis16201_addresses[chan->address][1];
+ return adis16201_spi_write_reg_16(indio_dev, addr, val16);
+ }
+ return -EINVAL;
+}
-static struct attribute_group adis16201_event_attribute_group = {
- .attrs = adis16201_event_attributes,
+static struct iio_chan_spec adis16201_channels[] = {
+ IIO_CHAN(IIO_IN, 0, 1, 0, "supply", 0, 0,
+ (1 << IIO_CHAN_INFO_SCALE_SEPARATE),
+ in_supply, ADIS16201_SCAN_SUPPLY,
+ IIO_ST('u', 12, 16, 0), 0),
+ IIO_CHAN(IIO_TEMP, 0, 1, 0, NULL, 0, 0,
+ (1 << IIO_CHAN_INFO_SCALE_SEPARATE) |
+ (1 << IIO_CHAN_INFO_OFFSET_SEPARATE),
+ temp, ADIS16201_SCAN_TEMP,
+ IIO_ST('u', 12, 16, 0), 0),
+ IIO_CHAN(IIO_ACCEL, 1, 0, 0, NULL, 0, IIO_MOD_X,
+ (1 << IIO_CHAN_INFO_SCALE_SHARED) |
+ (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE),
+ accel_x, ADIS16201_SCAN_ACC_X,
+ IIO_ST('s', 14, 16, 0), 0),
+ IIO_CHAN(IIO_ACCEL, 1, 0, 0, NULL, 0, IIO_MOD_Y,
+ (1 << IIO_CHAN_INFO_SCALE_SHARED) |
+ (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE),
+ accel_y, ADIS16201_SCAN_ACC_Y,
+ IIO_ST('s', 14, 16, 0), 0),
+ IIO_CHAN(IIO_IN, 0, 1, 0, NULL, 1, 0,
+ (1 << IIO_CHAN_INFO_SCALE_SEPARATE),
+ in_aux, ADIS16201_SCAN_AUX_ADC,
+ IIO_ST('u', 12, 16, 0), 0),
+ IIO_CHAN(IIO_INCLI, 1, 0, 0, NULL, 0, IIO_MOD_X,
+ (1 << IIO_CHAN_INFO_SCALE_SHARED) |
+ (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE),
+ incli_x, ADIS16201_SCAN_INCLI_X,
+ IIO_ST('s', 14, 16, 0), 0),
+ IIO_CHAN(IIO_INCLI, 1, 0, 0, NULL, 0, IIO_MOD_Y,
+ (1 << IIO_CHAN_INFO_SCALE_SHARED) |
+ (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE),
+ incli_y, ADIS16201_SCAN_INCLI_Y,
+ IIO_ST('s', 14, 16, 0), 0),
+ IIO_CHAN_SOFT_TIMESTAMP(7)
};
+static IIO_DEVICE_ATTR(reset, S_IWUSR, NULL, adis16201_write_reset, 0);
+
static struct attribute *adis16201_attributes[] = {
- &iio_dev_attr_in0_supply_raw.dev_attr.attr,
- &iio_const_attr_in0_supply_scale.dev_attr.attr,
- &iio_dev_attr_temp_raw.dev_attr.attr,
- &iio_const_attr_temp_offset.dev_attr.attr,
- &iio_const_attr_temp_scale.dev_attr.attr,
&iio_dev_attr_reset.dev_attr.attr,
- &iio_const_attr_name.dev_attr.attr,
- &iio_dev_attr_in1_raw.dev_attr.attr,
- &iio_const_attr_in1_scale.dev_attr.attr,
- &iio_dev_attr_accel_x_raw.dev_attr.attr,
- &iio_dev_attr_accel_y_raw.dev_attr.attr,
- &iio_dev_attr_accel_x_offset.dev_attr.attr,
- &iio_dev_attr_accel_y_offset.dev_attr.attr,
- &iio_const_attr_accel_scale.dev_attr.attr,
- &iio_dev_attr_incli_x_raw.dev_attr.attr,
- &iio_dev_attr_incli_y_raw.dev_attr.attr,
- &iio_dev_attr_incli_x_offset.dev_attr.attr,
- &iio_dev_attr_incli_y_offset.dev_attr.attr,
- &iio_const_attr_incli_scale.dev_attr.attr,
NULL
};
.attrs = adis16201_attributes,
};
+static const struct iio_info adis16201_info = {
+ .attrs = &adis16201_attribute_group,
+ .read_raw = &adis16201_read_raw,
+ .write_raw = &adis16201_write_raw,
+ .driver_module = THIS_MODULE,
+};
+
static int __devinit adis16201_probe(struct spi_device *spi)
{
int ret, regdone = 0;
st->us = spi;
mutex_init(&st->buf_lock);
/* setup the industrialio driver allocated elements */
- st->indio_dev = iio_allocate_device();
+ st->indio_dev = iio_allocate_device(0);
if (st->indio_dev == NULL) {
ret = -ENOMEM;
goto error_free_tx;
}
+ st->indio_dev->name = spi->dev.driver->name;
st->indio_dev->dev.parent = &spi->dev;
- st->indio_dev->num_interrupt_lines = 1;
- st->indio_dev->event_attrs = &adis16201_event_attribute_group;
- st->indio_dev->attrs = &adis16201_attribute_group;
+ st->indio_dev->info = &adis16201_info;
+
+ st->indio_dev->channels = adis16201_channels;
+ st->indio_dev->num_channels = ARRAY_SIZE(adis16201_channels);
st->indio_dev->dev_data = (void *)(st);
- st->indio_dev->driver_module = THIS_MODULE;
st->indio_dev->modes = INDIO_DIRECT_MODE;
ret = adis16201_configure_ring(st->indio_dev);
goto error_unreg_ring_funcs;
regdone = 1;
- ret = adis16201_initialize_ring(st->indio_dev->ring);
+ ret = iio_ring_buffer_register_ex(st->indio_dev->ring, 0,
+ adis16201_channels,
+ ARRAY_SIZE(adis16201_channels));
if (ret) {
printk(KERN_ERR "failed to initialize the ring\n");
goto error_unreg_ring_funcs;
}
if (spi->irq) {
- ret = iio_register_interrupt_line(spi->irq,
- st->indio_dev,
- 0,
- IRQF_TRIGGER_RISING,
- "adis16201");
- if (ret)
- goto error_uninitialize_ring;
-
ret = adis16201_probe_trigger(st->indio_dev);
if (ret)
- goto error_unregister_line;
+ goto error_uninitialize_ring;
}
/* Get the device into a sane initial state */
error_remove_trigger:
adis16201_remove_trigger(st->indio_dev);
-error_unregister_line:
- if (spi->irq)
- iio_unregister_interrupt_line(st->indio_dev, 0);
error_uninitialize_ring:
- adis16201_uninitialize_ring(st->indio_dev->ring);
+ iio_ring_buffer_unregister(st->indio_dev->ring);
error_unreg_ring_funcs:
adis16201_unconfigure_ring(st->indio_dev);
error_free_dev:
struct adis16201_state *st = spi_get_drvdata(spi);
struct iio_dev *indio_dev = st->indio_dev;
- flush_scheduled_work();
-
adis16201_remove_trigger(indio_dev);
- if (spi->irq)
- iio_unregister_interrupt_line(indio_dev, 0);
-
- adis16201_uninitialize_ring(indio_dev->ring);
+ iio_ring_buffer_unregister(indio_dev->ring);
iio_device_unregister(indio_dev);
adis16201_unconfigure_ring(indio_dev);
kfree(st->tx);
projects / karo-tx-linux.git / blobdiff