long readin;
int ret;
struct iio_dev *indio_dev = dev_get_drvdata(dev);
- struct ad5624r_state *st = iio_dev_get_devdata(indio_dev);
+ struct ad5624r_state *st = iio_priv(indio_dev);
struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
ret = strict_strtol(buf, 10, &readin);
struct device_attribute *attr, char *buf)
{
struct iio_dev *indio_dev = dev_get_drvdata(dev);
- struct ad5624r_state *st = iio_dev_get_devdata(indio_dev);
+ struct ad5624r_state *st = iio_priv(indio_dev);
char mode[][15] = {"", "1kohm_to_gnd", "100kohm_to_gnd", "three_state"};
const char *buf, size_t len)
{
struct iio_dev *indio_dev = dev_get_drvdata(dev);
- struct ad5624r_state *st = iio_dev_get_devdata(indio_dev);
+ struct ad5624r_state *st = iio_priv(indio_dev);
int ret;
if (sysfs_streq(buf, "1kohm_to_gnd"))
char *buf)
{
struct iio_dev *indio_dev = dev_get_drvdata(dev);
- struct ad5624r_state *st = iio_dev_get_devdata(indio_dev);
+ struct ad5624r_state *st = iio_priv(indio_dev);
struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
return sprintf(buf, "%d\n",
long readin;
int ret;
struct iio_dev *indio_dev = dev_get_drvdata(dev);
- struct ad5624r_state *st = iio_dev_get_devdata(indio_dev);
+ struct ad5624r_state *st = iio_priv(indio_dev);
struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
ret = strict_strtol(buf, 10, &readin);
char *buf)
{
struct iio_dev *indio_dev = dev_get_drvdata(dev);
- struct ad5624r_state *st = iio_dev_get_devdata(indio_dev);
+ struct ad5624r_state *st = iio_priv(indio_dev);
/* Corresponds to Vref / 2^(bits) */
unsigned int scale_uv = (st->vref_mv * 1000) >> st->chip_info->bits;
}
static IIO_DEVICE_ATTR(out_scale, S_IRUGO, ad5624r_show_scale, NULL, 0);
-static ssize_t ad5624r_show_name(struct device *dev,
- struct device_attribute *attr,
- char *buf)
-{
- struct iio_dev *indio_dev = dev_get_drvdata(dev);
- struct ad5624r_state *st = iio_dev_get_devdata(indio_dev);
-
- return sprintf(buf, "%s\n", spi_get_device_id(st->us)->name);
-}
-static IIO_DEVICE_ATTR(name, S_IRUGO, ad5624r_show_name, NULL, 0);
-
static IIO_DEV_ATTR_OUT_RAW(0, ad5624r_write_dac, AD5624R_ADDR_DAC0);
static IIO_DEV_ATTR_OUT_RAW(1, ad5624r_write_dac, AD5624R_ADDR_DAC1);
static IIO_DEV_ATTR_OUT_RAW(2, ad5624r_write_dac, AD5624R_ADDR_DAC2);
&iio_dev_attr_out_powerdown_mode.dev_attr.attr,
&iio_const_attr_out_powerdown_mode_available.dev_attr.attr,
&iio_dev_attr_out_scale.dev_attr.attr,
- &iio_dev_attr_name.dev_attr.attr,
NULL,
};
.attrs = ad5624r_attributes,
};
+static const struct iio_info ad5624r_info = {
+ .attrs = &ad5624r_attribute_group,
+ .driver_module = THIS_MODULE,
+};
+
static int __devinit ad5624r_probe(struct spi_device *spi)
{
struct ad5624r_state *st;
+ struct iio_dev *indio_dev;
+ struct regulator *reg;
int ret, voltage_uv = 0;
- st = kzalloc(sizeof(*st), GFP_KERNEL);
- if (st == NULL) {
- ret = -ENOMEM;
- goto error_ret;
- }
- spi_set_drvdata(spi, st);
-
- st->reg = regulator_get(&spi->dev, "vcc");
- if (!IS_ERR(st->reg)) {
- ret = regulator_enable(st->reg);
+ reg = regulator_get(&spi->dev, "vcc");
+ if (!IS_ERR(reg)) {
+ ret = regulator_enable(reg);
if (ret)
goto error_put_reg;
- voltage_uv = regulator_get_voltage(st->reg);
+ voltage_uv = regulator_get_voltage(reg);
}
-
+ indio_dev = iio_allocate_device(sizeof(*st));
+ if (indio_dev == NULL) {
+ ret = -ENOMEM;
+ goto error_disable_reg;
+ }
+ st = iio_priv(indio_dev);
+ st->reg = reg;
+ spi_set_drvdata(spi, indio_dev);
st->chip_info =
&ad5624r_chip_info_tbl[spi_get_device_id(spi)->driver_data];
st->vref_mv = st->chip_info->int_vref_mv;
st->us = spi;
- st->indio_dev = iio_allocate_device();
- if (st->indio_dev == NULL) {
- ret = -ENOMEM;
- goto error_disable_reg;
- }
- st->indio_dev->dev.parent = &spi->dev;
- st->indio_dev->attrs = &ad5624r_attribute_group;
- st->indio_dev->dev_data = (void *)(st);
- st->indio_dev->driver_module = THIS_MODULE;
- st->indio_dev->modes = INDIO_DIRECT_MODE;
- ret = iio_device_register(st->indio_dev);
+ indio_dev->dev.parent = &spi->dev;
+ indio_dev->name = spi_get_device_id(spi)->name;
+ indio_dev->info = &ad5624r_info;
+ indio_dev->modes = INDIO_DIRECT_MODE;
+
+ ret = iio_device_register(indio_dev);
if (ret)
goto error_free_dev;
return 0;
error_free_dev:
- iio_free_device(st->indio_dev);
+ iio_free_device(indio_dev);
error_disable_reg:
- if (!IS_ERR(st->reg))
- regulator_disable(st->reg);
+ if (!IS_ERR(reg))
+ regulator_disable(reg);
error_put_reg:
- if (!IS_ERR(st->reg))
- regulator_put(st->reg);
+ if (!IS_ERR(reg))
+ regulator_put(reg);
- kfree(st);
-error_ret:
return ret;
}
static int __devexit ad5624r_remove(struct spi_device *spi)
{
- struct ad5624r_state *st = spi_get_drvdata(spi);
-
- iio_device_unregister(st->indio_dev);
-
- if (!IS_ERR(st->reg)) {
- regulator_disable(st->reg);
- regulator_put(st->reg);
+ struct iio_dev *indio_dev = spi_get_drvdata(spi);
+ struct ad5624r_state *st = iio_priv(indio_dev);
+ struct regulator *reg = st->reg;
+
+ iio_device_unregister(indio_dev);
+ if (!IS_ERR(reg)) {
+ regulator_disable(reg);
+ regulator_put(reg);
}
- kfree(st);
-
return 0;
}