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staging:iio:imu:adis16400 cleanups

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a) remove irq is gpio requirement - No reason this needs to be true.
b) use actual part name in info message rather than adis16400 in all cases.
c) scrap use of IIO_CHAN to simplify move out of staging.

Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Acked-by: Michael Hennerich <Michael.Hennerich@analog.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Jonathan Cameron 2011-09-02 17:25:33 +01:00 committed by Greg Kroah-Hartman
parent 4fd242471e
commit 521de51871
2 changed files with 403 additions and 206 deletions
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607
drivers/staging/iio/imu/adis16400_core.c
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@ -16,7 +16,6 @@
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/gpio.h>
#include <linux/delay.h>
#include <linux/mutex.h>
#include <linux/device.h>
@ -32,8 +31,6 @@
#include "../ring_generic.h"
#include "adis16400.h"
#define DRIVER_NAME "adis16400"
enum adis16400_chip_variant {
ADIS16300,
ADIS16344,
@ -45,19 +42,12 @@ enum adis16400_chip_variant {
ADIS16400,
};
static int adis16400_check_status(struct iio_dev *indio_dev);
/* At the moment the spi framework doesn't allow global setting of cs_change.
* It's in the likely to be added comment at the top of spi.h.
* This means that use cannot be made of spi_write etc.
*/
/**
* adis16400_spi_write_reg_8() - write single byte to a register
* @dev: device associated with child of actual device (iio_dev or iio_trig)
* @reg_address: the address of the register to be written
* @val: the value to write
**/
*/
static int adis16400_spi_write_reg_8(struct iio_dev *indio_dev,
u8 reg_address,
u8 val)
@ -81,7 +71,10 @@ static int adis16400_spi_write_reg_8(struct iio_dev *indio_dev,
* @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
**/
*
* At the moment the spi framework doesn't allow global setting of cs_change.
* This means that use cannot be made of spi_write.
*/
static int adis16400_spi_write_reg_16(struct iio_dev *indio_dev,
u8 lower_reg_address,
u16 value)
@ -123,6 +116,9 @@ static int adis16400_spi_write_reg_16(struct iio_dev *indio_dev,
* @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
*
* At the moment the spi framework doesn't allow global setting of cs_change.
* This means that use cannot be made of spi_read.
**/
static int adis16400_spi_read_reg_16(struct iio_dev *indio_dev,
u8 lower_reg_address,
@ -241,10 +237,11 @@ static ssize_t adis16400_write_reset(struct device *dev,
ret = strtobool(buf, &val);
if (ret < 0)
return ret;
if (val)
if (val) {
ret = adis16400_reset(dev_get_drvdata(dev));
if (ret < 0)
return ret;
if (ret < 0)
return ret;
}
return len;
}
@ -253,6 +250,7 @@ int adis16400_set_irq(struct iio_dev *indio_dev, bool enable)
{
int ret;
u16 msc;
ret = adis16400_spi_read_reg_16(indio_dev, ADIS16400_MSC_CTRL, &msc);
if (ret)
goto error_ret;
@ -285,24 +283,6 @@ static int adis16400_stop_device(struct iio_dev *indio_dev)
return ret;
}
static int adis16400_self_test(struct iio_dev *indio_dev)
{
int ret;
ret = adis16400_spi_write_reg_16(indio_dev,
ADIS16400_MSC_CTRL,
ADIS16400_MSC_CTRL_MEM_TEST);
if (ret) {
dev_err(&indio_dev->dev, "problem starting self test");
goto err_ret;
}
msleep(ADIS16400_MTEST_DELAY);
adis16400_check_status(indio_dev);
err_ret:
return ret;
}
static int adis16400_check_status(struct iio_dev *indio_dev)
{
u16 status;
@ -352,11 +332,28 @@ error_ret:
return ret;
}
static int adis16400_self_test(struct iio_dev *indio_dev)
{
int ret;
ret = adis16400_spi_write_reg_16(indio_dev,
ADIS16400_MSC_CTRL,
ADIS16400_MSC_CTRL_MEM_TEST);
if (ret) {
dev_err(&indio_dev->dev, "problem starting self test");
goto err_ret;
}
msleep(ADIS16400_MTEST_DELAY);
adis16400_check_status(indio_dev);
err_ret:
return ret;
}
static int adis16400_initial_setup(struct iio_dev *indio_dev)
{
int ret;
u16 prod_id, smp_prd;
struct device *dev = &indio_dev->dev;
struct adis16400_state *st = iio_priv(indio_dev);
/* use low spi speed for init */
@ -364,29 +361,26 @@ static int adis16400_initial_setup(struct iio_dev *indio_dev)
st->us->mode = SPI_MODE_3;
spi_setup(st->us);
/* Disable IRQ */
ret = adis16400_set_irq(indio_dev, false);
if (ret) {
dev_err(dev, "disable irq failed");
dev_err(&indio_dev->dev, "disable irq failed");
goto err_ret;
}
/* Do self test */
ret = adis16400_self_test(indio_dev);
if (ret) {
dev_err(dev, "self test failure");
dev_err(&indio_dev->dev, "self test failure");
goto err_ret;
}
/* Read status register to check the result */
ret = adis16400_check_status(indio_dev);
if (ret) {
adis16400_reset(indio_dev);
dev_err(dev, "device not playing ball -> reset");
dev_err(&indio_dev->dev, "device not playing ball -> reset");
msleep(ADIS16400_STARTUP_DELAY);
ret = adis16400_check_status(indio_dev);
if (ret) {
dev_err(dev, "giving up");
dev_err(&indio_dev->dev, "giving up");
goto err_ret;
}
}
@ -397,10 +391,11 @@ static int adis16400_initial_setup(struct iio_dev *indio_dev)
goto err_ret;
if ((prod_id & 0xF000) != st->variant->product_id)
dev_warn(dev, "incorrect id");
dev_warn(&indio_dev->dev, "incorrect id");
printk(KERN_INFO DRIVER_NAME ": prod_id 0x%04x at CS%d (irq %d)\n",
prod_id, st->us->chip_select, st->us->irq);
printk(KERN_INFO "%s: prod_id 0x%04x at CS%d (irq %d)\n",
indio_dev->name, prod_id,
st->us->chip_select, st->us->irq);
}
/* use high spi speed if possible */
ret = adis16400_spi_read_reg_16(indio_dev,
@ -410,15 +405,13 @@ static int adis16400_initial_setup(struct iio_dev *indio_dev)
spi_setup(st->us);
}
err_ret:
return ret;
}
static IIO_DEV_ATTR_SAMP_FREQ(S_IWUSR | S_IRUGO,
adis16400_read_frequency,
adis16400_write_frequency);
adis16400_read_frequency,
adis16400_write_frequency);
static IIO_DEVICE_ATTR(reset, S_IWUSR, NULL, adis16400_write_reset, 0);
@ -443,23 +436,23 @@ enum adis16400_chan {
};
static u8 adis16400_addresses[17][2] = {
[in_supply] = { ADIS16400_SUPPLY_OUT, 0 },
[in_supply] = { ADIS16400_SUPPLY_OUT },
[gyro_x] = { ADIS16400_XGYRO_OUT, ADIS16400_XGYRO_OFF },
[gyro_y] = { ADIS16400_YGYRO_OUT, ADIS16400_YGYRO_OFF },
[gyro_z] = { ADIS16400_ZGYRO_OUT, ADIS16400_ZGYRO_OFF },
[accel_x] = { ADIS16400_XACCL_OUT, ADIS16400_XACCL_OFF },
[accel_y] = { ADIS16400_YACCL_OUT, ADIS16400_YACCL_OFF },
[accel_z] = { ADIS16400_ZACCL_OUT, ADIS16400_ZACCL_OFF },
[magn_x] = { ADIS16400_XMAGN_OUT, 0 },
[magn_y] = { ADIS16400_YMAGN_OUT, 0 },
[magn_z] = { ADIS16400_ZMAGN_OUT, 0 },
[temp] = { ADIS16400_TEMP_OUT, 0 },
[magn_x] = { ADIS16400_XMAGN_OUT },
[magn_y] = { ADIS16400_YMAGN_OUT },
[magn_z] = { ADIS16400_ZMAGN_OUT },
[temp] = { ADIS16400_TEMP_OUT },
[temp0] = { ADIS16350_XTEMP_OUT },
[temp1] = { ADIS16350_YTEMP_OUT },
[temp2] = { ADIS16350_ZTEMP_OUT },
[in1] = { ADIS16400_AUX_ADC, 0 },
[incli_x] = { ADIS16300_PITCH_OUT, 0 },
[incli_y] = { ADIS16300_ROLL_OUT, 0 }
[in1] = { ADIS16400_AUX_ADC },
[incli_x] = { ADIS16300_PITCH_OUT },
[incli_y] = { ADIS16300_ROLL_OUT }
};
static int adis16400_write_raw(struct iio_dev *indio_dev,
@ -469,6 +462,7 @@ static int adis16400_write_raw(struct iio_dev *indio_dev,
long mask)
{
int ret;
switch (mask) {
case (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE):
mutex_lock(&indio_dev->mlock);
@ -489,9 +483,8 @@ static int adis16400_read_raw(struct iio_dev *indio_dev,
long mask)
{
struct adis16400_state *st = iio_priv(indio_dev);
int ret;
int ret, shift;
s16 val16;
int shift;
switch (mask) {
case 0:
@ -562,164 +555,368 @@ static int adis16400_read_raw(struct iio_dev *indio_dev,
}
static struct iio_chan_spec adis16400_channels[] = {
IIO_CHAN(IIO_IN, 0, 1, 0, "supply", 0, 0,
(1 << IIO_CHAN_INFO_SCALE_SEPARATE),
in_supply, ADIS16400_SCAN_SUPPLY,
IIO_ST('u', 14, 16, 0), 0),
IIO_CHAN(IIO_GYRO, 1, 0, 0, NULL, 0, IIO_MOD_X,
(1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
gyro_x, ADIS16400_SCAN_GYRO_X, IIO_ST('s', 14, 16, 0), 0),
IIO_CHAN(IIO_GYRO, 1, 0, 0, NULL, 0, IIO_MOD_Y,
(1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
gyro_y, ADIS16400_SCAN_GYRO_Y, IIO_ST('s', 14, 16, 0), 0),
IIO_CHAN(IIO_GYRO, 1, 0, 0, NULL, 0, IIO_MOD_Z,
(1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
gyro_z, ADIS16400_SCAN_GYRO_Z, IIO_ST('s', 14, 16, 0), 0),
IIO_CHAN(IIO_ACCEL, 1, 0, 0, NULL, 0, IIO_MOD_X,
(1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
accel_x, ADIS16400_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_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
accel_y, ADIS16400_SCAN_ACC_Y, IIO_ST('s', 14, 16, 0), 0),
IIO_CHAN(IIO_ACCEL, 1, 0, 0, NULL, 0, IIO_MOD_Z,
(1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
accel_z, ADIS16400_SCAN_ACC_Z, IIO_ST('s', 14, 16, 0), 0),
IIO_CHAN(IIO_MAGN, 1, 0, 0, NULL, 0, IIO_MOD_X,
(1 << IIO_CHAN_INFO_SCALE_SHARED),
magn_x, ADIS16400_SCAN_MAGN_X, IIO_ST('s', 14, 16, 0), 0),
IIO_CHAN(IIO_MAGN, 1, 0, 0, NULL, 0, IIO_MOD_Y,
(1 << IIO_CHAN_INFO_SCALE_SHARED),
magn_y, ADIS16400_SCAN_MAGN_Y, IIO_ST('s', 14, 16, 0), 0),
IIO_CHAN(IIO_MAGN, 1, 0, 0, NULL, 0, IIO_MOD_Z,
(1 << IIO_CHAN_INFO_SCALE_SHARED),
magn_z, ADIS16400_SCAN_MAGN_Z, IIO_ST('s', 14, 16, 0), 0),
IIO_CHAN(IIO_TEMP, 0, 1, 0, NULL, 0, 0,
(1 << IIO_CHAN_INFO_OFFSET_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SEPARATE),
temp, ADIS16400_SCAN_TEMP, IIO_ST('s', 12, 16, 0), 0),
IIO_CHAN(IIO_IN, 0, 1, 0, NULL, 1, 0,
(1 << IIO_CHAN_INFO_SCALE_SEPARATE),
in1, ADIS16400_SCAN_ADC_0, IIO_ST('s', 12, 16, 0), 0),
{
.type = IIO_VOLTAGE,
.indexed = 1,
.channel = 0,
.extend_name = "supply",
.info_mask = (1 << IIO_CHAN_INFO_SCALE_SEPARATE),
.address = in_supply,
.scan_index = ADIS16400_SCAN_SUPPLY,
.scan_type = IIO_ST('u', 14, 16, 0)
}, {
.type = IIO_GYRO,
.modified = 1,
.channel2 = IIO_MOD_X,
.info_mask = (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = gyro_x,
.scan_index = ADIS16400_SCAN_GYRO_X,
.scan_type = IIO_ST('s', 14, 16, 0)
}, {
.type = IIO_GYRO,
.modified = 1,
.channel2 = IIO_MOD_Y,
.info_mask = (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = gyro_y,
.scan_index = ADIS16400_SCAN_GYRO_Y,
.scan_type = IIO_ST('s', 14, 16, 0),
}, {
.type = IIO_GYRO,
.modified = 1,
.channel2 = IIO_MOD_Z,
.info_mask = (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = gyro_z,
.scan_index = ADIS16400_SCAN_GYRO_Z,
.scan_type = IIO_ST('s', 14, 16, 0),
}, {
.type = IIO_ACCEL,
.modified = 1,
.channel2 = IIO_MOD_X,
.info_mask = (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = accel_x,
.scan_index = ADIS16400_SCAN_ACC_X,
.scan_type = IIO_ST('s', 14, 16, 0),
}, {
.type = IIO_ACCEL,
.modified = 1,
.channel2 = IIO_MOD_Y,
.info_mask = (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = accel_y,
.scan_index = ADIS16400_SCAN_ACC_Y,
.scan_type = IIO_ST('s', 14, 16, 0),
}, {
.type = IIO_ACCEL,
.modified = 1,
.channel2 = IIO_MOD_Z,
.info_mask = (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = accel_z,
.scan_index = ADIS16400_SCAN_ACC_Z,
.scan_type = IIO_ST('s', 14, 16, 0),
}, {
.type = IIO_MAGN,
.modified = 1,
.channel2 = IIO_MOD_X,
.info_mask = (1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = magn_x,
.scan_index = ADIS16400_SCAN_MAGN_X,
.scan_type = IIO_ST('s', 14, 16, 0),
}, {
.type = IIO_MAGN,
.modified = 1,
.channel2 = IIO_MOD_Y,
.info_mask = (1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = magn_y,
.scan_index = ADIS16400_SCAN_MAGN_Y,
.scan_type = IIO_ST('s', 14, 16, 0),
}, {
.type = IIO_MAGN,
.modified = 1,
.channel2 = IIO_MOD_Z,
.info_mask = (1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = magn_z,
.scan_index = ADIS16400_SCAN_MAGN_Z,
.scan_type = IIO_ST('s', 14, 16, 0),
}, {
.type = IIO_TEMP,
.indexed = 1,
.channel = 0,
.info_mask = (1 << IIO_CHAN_INFO_OFFSET_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SEPARATE),
.address = temp,
.scan_index = ADIS16400_SCAN_TEMP,
.scan_type = IIO_ST('s', 12, 16, 0),
}, {
.type = IIO_IN,
.indexed = 1,
.channel = 1,
.info_mask = (1 << IIO_CHAN_INFO_SCALE_SEPARATE),
.address = in1,
.scan_index = ADIS16400_SCAN_ADC_0,
.scan_type = IIO_ST('s', 12, 16, 0),
},
IIO_CHAN_SOFT_TIMESTAMP(12)
};
static struct iio_chan_spec adis16350_channels[] = {
IIO_CHAN(IIO_IN, 0, 1, 0, "supply", 0, 0,
(1 << IIO_CHAN_INFO_SCALE_SEPARATE),
in_supply, ADIS16400_SCAN_SUPPLY, IIO_ST('u', 12, 16, 0), 0),
IIO_CHAN(IIO_GYRO, 1, 0, 0, NULL, 0, IIO_MOD_X,
(1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
gyro_x, ADIS16400_SCAN_GYRO_X, IIO_ST('s', 14, 16, 0), 0),
IIO_CHAN(IIO_GYRO, 1, 0, 0, NULL, 0, IIO_MOD_Y,
(1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
gyro_y, ADIS16400_SCAN_GYRO_Y, IIO_ST('s', 14, 16, 0), 0),
IIO_CHAN(IIO_GYRO, 1, 0, 0, NULL, 0, IIO_MOD_Z,
(1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
gyro_z, ADIS16400_SCAN_GYRO_Z, IIO_ST('s', 14, 16, 0), 0),
IIO_CHAN(IIO_ACCEL, 1, 0, 0, NULL, 0, IIO_MOD_X,
(1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
accel_x, ADIS16400_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_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
accel_y, ADIS16400_SCAN_ACC_Y, IIO_ST('s', 14, 16, 0), 0),
IIO_CHAN(IIO_ACCEL, 1, 0, 0, NULL, 0, IIO_MOD_Z,
(1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
accel_z, ADIS16400_SCAN_ACC_Z, IIO_ST('s', 14, 16, 0), 0),
IIO_CHAN(IIO_TEMP, 0, 1, 0, "x", 0, 0,
(1 << IIO_CHAN_INFO_OFFSET_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SEPARATE),
temp0, ADIS16350_SCAN_TEMP_X, IIO_ST('s', 12, 16, 0), 0),
IIO_CHAN(IIO_TEMP, 0, 1, 0, "y", 1, 0,
(1 << IIO_CHAN_INFO_OFFSET_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SEPARATE),
temp1, ADIS16350_SCAN_TEMP_Y, IIO_ST('s', 12, 16, 0), 0),
IIO_CHAN(IIO_TEMP, 0, 1, 0, "z", 2, 0,
(1 << IIO_CHAN_INFO_OFFSET_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SEPARATE),
temp2, ADIS16350_SCAN_TEMP_Z, IIO_ST('s', 12, 16, 0), 0),
IIO_CHAN(IIO_IN, 0, 1, 0, NULL, 1, 0,
(1 << IIO_CHAN_INFO_SCALE_SEPARATE),
in1, ADIS16350_SCAN_ADC_0, IIO_ST('s', 12, 16, 0), 0),
{
.type = IIO_VOLTAGE,
.indexed = 1,
.channel = 0,
.extend_name = "supply",
.info_mask = (1 << IIO_CHAN_INFO_SCALE_SEPARATE),
.address = in_supply,
.scan_index = ADIS16400_SCAN_SUPPLY,
.scan_type = IIO_ST('u', 12, 16, 0)
}, {
.type = IIO_GYRO,
.modified = 1,
.channel2 = IIO_MOD_X,
.info_mask = (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = gyro_x,
.scan_index = ADIS16400_SCAN_GYRO_X,
.scan_type = IIO_ST('s', 14, 16, 0)
}, {
.type = IIO_GYRO,
.modified = 1,
.channel2 = IIO_MOD_Y,
.info_mask = (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = gyro_y,
.scan_index = ADIS16400_SCAN_GYRO_Y,
.scan_type = IIO_ST('s', 14, 16, 0),
}, {
.type = IIO_GYRO,
.modified = 1,
.channel2 = IIO_MOD_Z,
.info_mask = (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = gyro_z,
.scan_index = ADIS16400_SCAN_GYRO_Z,
.scan_type = IIO_ST('s', 14, 16, 0),
}, {
.type = IIO_ACCEL,
.modified = 1,
.channel2 = IIO_MOD_X,
.info_mask = (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = accel_x,
.scan_index = ADIS16400_SCAN_ACC_X,
.scan_type = IIO_ST('s', 14, 16, 0),
}, {
.type = IIO_ACCEL,
.modified = 1,
.channel2 = IIO_MOD_Y,
.info_mask = (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = accel_y,
.scan_index = ADIS16400_SCAN_ACC_Y,
.scan_type = IIO_ST('s', 14, 16, 0),
}, {
.type = IIO_ACCEL,
.modified = 1,
.channel2 = IIO_MOD_Z,
.info_mask = (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = accel_z,
.scan_index = ADIS16400_SCAN_ACC_Z,
.scan_type = IIO_ST('s', 14, 16, 0),
}, {
.type = IIO_TEMP,
.indexed = 1,
.channel = 0,
.extend_name = "x",
.info_mask = (1 << IIO_CHAN_INFO_OFFSET_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SEPARATE),
.address = temp0,
.scan_index = ADIS16350_SCAN_TEMP_X,
.scan_type = IIO_ST('s', 12, 16, 0),
}, {
.type = IIO_TEMP,
.indexed = 1,
.channel = 1,
.extend_name = "y",
.info_mask = (1 << IIO_CHAN_INFO_OFFSET_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SEPARATE),
.address = temp1,
.scan_index = ADIS16350_SCAN_TEMP_Y,
.scan_type = IIO_ST('s', 12, 16, 0),
}, {
.type = IIO_TEMP,
.indexed = 1,
.channel = 2,
.extend_name = "z",
.info_mask = (1 << IIO_CHAN_INFO_OFFSET_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SEPARATE),
.address = temp2,
.scan_index = ADIS16350_SCAN_TEMP_Z,
.scan_type = IIO_ST('s', 12, 16, 0),
}, {
.type = IIO_IN,
.indexed = 1,
.channel = 1,
.info_mask = (1 << IIO_CHAN_INFO_SCALE_SEPARATE),
.address = in1,
.scan_index = ADIS16350_SCAN_ADC_0,
.scan_type = IIO_ST('s', 12, 16, 0),
},
IIO_CHAN_SOFT_TIMESTAMP(11)
};
static struct iio_chan_spec adis16300_channels[] = {
IIO_CHAN(IIO_IN, 0, 1, 0, "supply", 0, 0,
(1 << IIO_CHAN_INFO_SCALE_SEPARATE),
in_supply, ADIS16400_SCAN_SUPPLY, IIO_ST('u', 12, 16, 0), 0),
IIO_CHAN(IIO_GYRO, 1, 0, 0, NULL, 0, IIO_MOD_X,
(1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
gyro_x, ADIS16400_SCAN_GYRO_X, IIO_ST('s', 14, 16, 0), 0),
IIO_CHAN(IIO_ACCEL, 1, 0, 0, NULL, 0, IIO_MOD_X,
(1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
accel_x, ADIS16400_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_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
accel_y, ADIS16400_SCAN_ACC_Y, IIO_ST('s', 14, 16, 0), 0),
IIO_CHAN(IIO_ACCEL, 1, 0, 0, NULL, 0, IIO_MOD_Z,
(1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
accel_z, ADIS16400_SCAN_ACC_Z, IIO_ST('s', 14, 16, 0), 0),
IIO_CHAN(IIO_TEMP, 0, 1, 0, NULL, 0, 0,
(1 << IIO_CHAN_INFO_OFFSET_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SEPARATE),
temp, ADIS16400_SCAN_TEMP, IIO_ST('s', 12, 16, 0), 0),
IIO_CHAN(IIO_IN, 0, 1, 0, NULL, 1, 0,
(1 << IIO_CHAN_INFO_SCALE_SEPARATE),
in1, ADIS16350_SCAN_ADC_0, IIO_ST('s', 12, 16, 0), 0),
IIO_CHAN(IIO_INCLI, 1, 0, 0, NULL, 0, IIO_MOD_X,
(1 << IIO_CHAN_INFO_SCALE_SHARED),
incli_x, ADIS16300_SCAN_INCLI_X, IIO_ST('s', 13, 16, 0), 0),
IIO_CHAN(IIO_INCLI, 1, 0, 0, NULL, 0, IIO_MOD_Y,
(1 << IIO_CHAN_INFO_SCALE_SHARED),
incli_y, ADIS16300_SCAN_INCLI_Y, IIO_ST('s', 13, 16, 0), 0),
{
.type = IIO_VOLTAGE,
.indexed = 1,
.channel = 0,
.extend_name = "supply",
.info_mask = (1 << IIO_CHAN_INFO_SCALE_SEPARATE),
.address = in_supply,
.scan_index = ADIS16400_SCAN_SUPPLY,
.scan_type = IIO_ST('u', 12, 16, 0)
}, {
.type = IIO_GYRO,
.modified = 1,
.channel2 = IIO_MOD_X,
.info_mask = (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = gyro_x,
.scan_index = ADIS16400_SCAN_GYRO_X,
.scan_type = IIO_ST('s', 14, 16, 0),
}, {
.type = IIO_ACCEL,
.modified = 1,
.channel2 = IIO_MOD_X,
.info_mask = (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = accel_x,
.scan_index = ADIS16400_SCAN_ACC_X,
.scan_type = IIO_ST('s', 14, 16, 0),
}, {
.type = IIO_ACCEL,
.modified = 1,
.channel2 = IIO_MOD_Y,
.info_mask = (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = accel_y,
.scan_index = ADIS16400_SCAN_ACC_Y,
.scan_type = IIO_ST('s', 14, 16, 0),
}, {
.type = IIO_ACCEL,
.modified = 1,
.channel2 = IIO_MOD_Z,
.info_mask = (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = accel_z,
.scan_index = ADIS16400_SCAN_ACC_Z,
.scan_type = IIO_ST('s', 14, 16, 0),
}, {
.type = IIO_TEMP,
.indexed = 1,
.channel = 0,
.info_mask = (1 << IIO_CHAN_INFO_OFFSET_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SEPARATE),
.address = temp,
.scan_index = ADIS16400_SCAN_TEMP,
.scan_type = IIO_ST('s', 12, 16, 0),
}, {
.type = IIO_IN,
.indexed = 1,
.channel = 1,
.info_mask = (1 << IIO_CHAN_INFO_SCALE_SEPARATE),
.address = in1,
.scan_index = ADIS16350_SCAN_ADC_0,
.scan_type = IIO_ST('s', 12, 16, 0),
}, {
.type = IIO_INCLI,
.modified = 1,
.channel2 = IIO_MOD_X,
.info_mask = (1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = incli_x,
.scan_index = ADIS16300_SCAN_INCLI_X,
.scan_type = IIO_ST('s', 13, 16, 0),
}, {
.type = IIO_INCLI,
.modified = 1,
.channel2 = IIO_MOD_Y,
.info_mask = (1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = incli_y,
.scan_index = ADIS16300_SCAN_INCLI_Y,
.scan_type = IIO_ST('s', 13, 16, 0),
},
IIO_CHAN_SOFT_TIMESTAMP(14)
};
static const struct iio_chan_spec adis16344_channels[] = {
IIO_CHAN(IIO_GYRO, 1, 0, 0, NULL, 0, IIO_MOD_X,
(1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
gyro_x, ADIS16400_SCAN_GYRO_X, IIO_ST('s', 14, 16, 0), 0),
IIO_CHAN(IIO_GYRO, 1, 0, 0, NULL, 0, IIO_MOD_Y,
(1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
gyro_y, ADIS16400_SCAN_GYRO_Y, IIO_ST('s', 14, 16, 0), 0),
IIO_CHAN(IIO_GYRO, 1, 0, 0, NULL, 0, IIO_MOD_Z,
(1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
gyro_z, ADIS16400_SCAN_GYRO_Z, IIO_ST('s', 14, 16, 0), 0),
IIO_CHAN(IIO_ACCEL, 1, 0, 0, NULL, 0, IIO_MOD_X,
(1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
accel_x, ADIS16400_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_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
accel_y, ADIS16400_SCAN_ACC_Y, IIO_ST('s', 14, 16, 0), 0),
IIO_CHAN(IIO_ACCEL, 1, 0, 0, NULL, 0, IIO_MOD_Z,
(1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
accel_z, ADIS16400_SCAN_ACC_Z, IIO_ST('s', 14, 16, 0), 0),
IIO_CHAN(IIO_TEMP, 0, 1, 0, NULL, 0, 0,
(1 << IIO_CHAN_INFO_OFFSET_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SEPARATE),
temp0, ADIS16350_SCAN_TEMP_X, IIO_ST('s', 12, 16, 0), 0),
{
.type = IIO_GYRO,
.modified = 1,
.channel2 = IIO_MOD_X,
.info_mask = (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = gyro_x,
.scan_index = ADIS16400_SCAN_GYRO_X,
.scan_type = IIO_ST('s', 14, 16, 0),
}, {
.type = IIO_GYRO,
.modified = 1,
.channel2 = IIO_MOD_Y,
.info_mask = (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = gyro_y,
.scan_index = ADIS16400_SCAN_GYRO_Y,
.scan_type = IIO_ST('s', 14, 16, 0),
}, {
.type = IIO_GYRO,
.modified = 1,
.channel2 = IIO_MOD_Z,
.info_mask = (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = gyro_z,
.scan_index = ADIS16400_SCAN_GYRO_Z,
.scan_type = IIO_ST('s', 14, 16, 0),
}, {
.type = IIO_ACCEL,
.modified = 1,
.channel2 = IIO_MOD_X,
.info_mask = (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = accel_x,
.scan_index = ADIS16400_SCAN_ACC_X,
.scan_type = IIO_ST('s', 14, 16, 0),
}, {
.type = IIO_ACCEL,
.modified = 1,
.channel2 = IIO_MOD_Y,
.info_mask = (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = accel_y,
.scan_index = ADIS16400_SCAN_ACC_Y,
.scan_type = IIO_ST('s', 14, 16, 0),
}, {
.type = IIO_ACCEL,
.modified = 1,
.channel2 = IIO_MOD_Z,
.info_mask = (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = accel_z,
.scan_index = ADIS16400_SCAN_ACC_Z,
.scan_type = IIO_ST('s', 14, 16, 0),
}, {
.type = IIO_TEMP,
.indexed = 1,
.channel = 0,
.info_mask = (1 << IIO_CHAN_INFO_CALIBBIAS_SEPARATE) |
(1 << IIO_CHAN_INFO_SCALE_SHARED),
.address = accel_z,
.scan_index = ADIS16400_SCAN_ACC_Z,
.scan_type = IIO_ST('s', 14, 16, 0),
},
IIO_CHAN_SOFT_TIMESTAMP(12)
};
@ -856,7 +1053,7 @@ static int __devinit adis16400_probe(struct spi_device *spi)
goto error_unreg_ring_funcs;
}
if (spi->irq && gpio_is_valid(irq_to_gpio(spi->irq)) > 0) {
if (spi->irq) {
ret = adis16400_probe_trigger(indio_dev);
if (ret)
goto error_uninitialize_ring;

2
drivers/staging/iio/imu/adis16400_trigger.c
View File

@ -29,7 +29,7 @@ int adis16400_probe_trigger(struct iio_dev *indio_dev)
struct adis16400_state *st = iio_priv(indio_dev);
st->trig = iio_allocate_trigger("%s-dev%d",
spi_get_device_id(st->us)->name,
indio_dev->name,
indio_dev->id);
if (st->trig == NULL) {
ret = -ENOMEM;