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Staging: iio: adis16220 extract bin_attribute structures from state 

Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Jonathan Cameron 2010-05-16 21:11:38 +01:00 committed by Greg Kroah-Hartman
parent 06f1962ab4
commit 9a3af585e7
2 changed files with 56 additions and 53 deletions
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3
drivers/staging/iio/accel/adis16220.h
View File

@ -141,9 +141,6 @@ struct adis16220_state {
struct iio_dev *indio_dev;
u8 *tx;
u8 *rx;
struct bin_attribute accel_bin;
struct bin_attribute adc1_bin;
struct bin_attribute adc2_bin;
struct mutex buf_lock;
};

106
drivers/staging/iio/accel/adis16220_core.c
View File

@ -27,8 +27,6 @@
#define DRIVER_NAME "adis16220"
static int adis16220_check_status(struct device *dev);
/**
* adis16220_spi_write_reg_8() - write single byte to a register
* @dev: device associated with child of actual device (iio_dev or iio_trig)
@ -133,8 +131,6 @@ static int adis16220_spi_read_reg_16(struct device *dev,
mutex_lock(&st->buf_lock);
st->tx[0] = ADIS16220_READ_REG(lower_reg_address);
st->tx[1] = 0;
st->tx[2] = 0;
st->tx[3] = 0;
spi_message_init(&msg);
spi_message_add_tail(&xfers[0], &msg);
@ -275,23 +271,6 @@ static ssize_t adis16220_write_capture(struct device *dev,
return -1;
}
static int adis16220_self_test(struct device *dev)
{
int ret;
ret = adis16220_spi_write_reg_16(dev,
ADIS16220_MSC_CTRL,
ADIS16220_MSC_CTRL_SELF_TEST_EN);
if (ret) {
dev_err(dev, "problem starting self test");
goto err_ret;
}
adis16220_check_status(dev);
err_ret:
return ret;
}
static int adis16220_check_status(struct device *dev)
{
u16 status;
@ -320,6 +299,23 @@ error_ret:
return ret;
}
static int adis16220_self_test(struct device *dev)
{
int ret;
ret = adis16220_spi_write_reg_16(dev,
ADIS16220_MSC_CTRL,
ADIS16220_MSC_CTRL_SELF_TEST_EN);
if (ret) {
dev_err(dev, "problem starting self test");
goto err_ret;
}
adis16220_check_status(dev);
err_ret:
return ret;
}
static int adis16220_initial_setup(struct adis16220_state *st)
{
int ret;
@ -433,6 +429,15 @@ static ssize_t adis16220_accel_bin_read(struct kobject *kobj,
ADIS16220_CAPT_BUFA);
}
static struct bin_attribute accel_bin = {
.attr = {
.name = "accel_bin",
.mode = S_IRUGO,
},
.read = adis16220_accel_bin_read,
.size = ADIS16220_CAPTURE_SIZE,
};
static ssize_t adis16220_adc1_bin_read(struct kobject *kobj,
struct bin_attribute *attr,
char *buf, loff_t off,
@ -447,6 +452,15 @@ static ssize_t adis16220_adc1_bin_read(struct kobject *kobj,
ADIS16220_CAPT_BUF1);
}
static struct bin_attribute adc1_bin = {
.attr = {
.name = "in0_bin",
.mode = S_IRUGO,
},
.read = adis16220_adc1_bin_read,
.size = ADIS16220_CAPTURE_SIZE,
};
static ssize_t adis16220_adc2_bin_read(struct kobject *kobj,
struct bin_attribute *attr,
char *buf, loff_t off,
@ -461,6 +475,16 @@ static ssize_t adis16220_adc2_bin_read(struct kobject *kobj,
ADIS16220_CAPT_BUF2);
}
static struct bin_attribute adc2_bin = {
.attr = {
.name = "in1_bin",
.mode = S_IRUGO,
},
.read = adis16220_adc2_bin_read,
.size = ADIS16220_CAPTURE_SIZE,
};
static IIO_DEV_ATTR_IN_NAMED_RAW(supply, adis16220_read_12bit_unsigned,
ADIS16220_CAPT_SUPPLY);
static IIO_CONST_ATTR(in_supply_scale, "0.0012207");
@ -481,12 +505,12 @@ static IIO_DEV_ATTR_IN_RAW(1, adis16220_read_16bit, ADIS16220_CAPT_BUF2);
static IIO_DEVICE_ATTR(reset, S_IWUSR, NULL,
adis16220_write_reset, 0);
#define IIO_DEV_ATTR_CAPTURE(_store) \
#define IIO_DEV_ATTR_CAPTURE(_store) \
IIO_DEVICE_ATTR(capture, S_IWUGO, NULL, _store, 0)
static IIO_DEV_ATTR_CAPTURE(adis16220_write_capture);
#define IIO_DEV_ATTR_CAPTURE_COUNT(_mode, _show, _store, _addr) \
#define IIO_DEV_ATTR_CAPTURE_COUNT(_mode, _show, _store, _addr) \
IIO_DEVICE_ATTR(capture_count, _mode, _show, _store, _addr)
static IIO_DEV_ATTR_CAPTURE_COUNT(S_IWUSR | S_IRUGO,
@ -563,33 +587,15 @@ static int __devinit adis16220_probe(struct spi_device *spi)
goto error_free_dev;
regdone = 1;
st->accel_bin.attr.name = "accel_bin";
st->accel_bin.attr.mode = S_IRUGO;
st->accel_bin.attr.owner = THIS_MODULE;
st->accel_bin.read = adis16220_accel_bin_read;
st->accel_bin.size = ADIS16220_CAPTURE_SIZE;
ret = sysfs_create_bin_file(&st->indio_dev->dev.kobj, &st->accel_bin);
ret = sysfs_create_bin_file(&st->indio_dev->dev.kobj, &accel_bin);
if (ret)
goto error_free_dev;
st->adc1_bin.attr.name = "adc1_bin";
st->adc1_bin.attr.mode = S_IRUGO;
st->adc1_bin.attr.owner = THIS_MODULE;
st->adc1_bin.read = adis16220_adc1_bin_read;
st->adc1_bin.size = ADIS16220_CAPTURE_SIZE;
ret = sysfs_create_bin_file(&st->indio_dev->dev.kobj, &st->adc1_bin);
ret = sysfs_create_bin_file(&st->indio_dev->dev.kobj, &adc1_bin);
if (ret)
goto error_rm_accel_bin;
st->adc2_bin.attr.name = "adc2_bin";
st->adc2_bin.attr.mode = S_IRUGO;
st->adc2_bin.attr.owner = THIS_MODULE;
st->adc2_bin.read = adis16220_adc2_bin_read;
st->adc2_bin.size = ADIS16220_CAPTURE_SIZE;
ret = sysfs_create_bin_file(&st->indio_dev->dev.kobj, &st->adc2_bin);
ret = sysfs_create_bin_file(&st->indio_dev->dev.kobj, &adc2_bin);
if (ret)
goto error_rm_adc1_bin;
@ -600,11 +606,11 @@ static int __devinit adis16220_probe(struct spi_device *spi)
return 0;
error_rm_adc2_bin:
sysfs_remove_bin_file(&st->indio_dev->dev.kobj, &st->adc2_bin);
sysfs_remove_bin_file(&st->indio_dev->dev.kobj, &adc2_bin);
error_rm_adc1_bin:
sysfs_remove_bin_file(&st->indio_dev->dev.kobj, &st->adc1_bin);
sysfs_remove_bin_file(&st->indio_dev->dev.kobj, &adc1_bin);
error_rm_accel_bin:
sysfs_remove_bin_file(&st->indio_dev->dev.kobj, &st->accel_bin);
sysfs_remove_bin_file(&st->indio_dev->dev.kobj, &accel_bin);
error_free_dev:
if (regdone)
iio_device_unregister(st->indio_dev);
@ -627,9 +633,9 @@ static int adis16220_remove(struct spi_device *spi)
flush_scheduled_work();
sysfs_remove_bin_file(&st->indio_dev->dev.kobj, &st->adc2_bin);
sysfs_remove_bin_file(&st->indio_dev->dev.kobj, &st->adc1_bin);
sysfs_remove_bin_file(&st->indio_dev->dev.kobj, &st->accel_bin);
sysfs_remove_bin_file(&st->indio_dev->dev.kobj, &adc2_bin);
sysfs_remove_bin_file(&st->indio_dev->dev.kobj, &adc1_bin);
sysfs_remove_bin_file(&st->indio_dev->dev.kobj, &accel_bin);
iio_device_unregister(indio_dev);
kfree(st->tx);
kfree(st->rx);