staging:iio:gyro:adis16130 move to iio_chan_spec registration.

Simple conversion now we've dropped the type attributes.

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>

diff --git a/drivers/staging/iio/gyro/adis16130_core.c b/drivers/staging/iio/gyro/adis16130_core.c
index 6d3cd6c2bff985e943f6546853badad1947f70e7..5ddaefcf94a0c20b1ec2aeb281f11164e1c85829 100644 (file)
--- a/drivers/staging/iio/gyro/adis16130_core.c
+++ b/drivers/staging/iio/gyro/adis16130_core.c
@@ -17,8 +17,6 @@
 
 #include "../iio.h"
 #include "../sysfs.h"
-#include "gyro.h"
-#include "../adc/adc.h"
 
 #define ADIS16130_CON         0x0
 #define ADIS16130_CON_RD      (1 << 6)
@@ -50,11 +48,9 @@ struct adis16130_state {
        u8                              buf[4] ____cacheline_aligned;
 };
 
-static int adis16130_spi_read(struct device *dev, u8 reg_addr,
-               u32 *val)
+static int adis16130_spi_read(struct iio_dev *indio_dev, u8 reg_addr, u32 *val)
 {
        int ret;
-       struct iio_dev *indio_dev = dev_get_drvdata(dev);
        struct adis16130_state *st = iio_priv(indio_dev);
        struct spi_message msg;
        struct spi_transfer xfer = {
@@ -80,43 +76,40 @@ static int adis16130_spi_read(struct device *dev, u8 reg_addr,
        return ret;
 }
 
-static ssize_t adis16130_val_read(struct device *dev,
-               struct device_attribute *attr,
-               char *buf)
+static int adis16130_read_raw(struct iio_dev *indio_dev,
+                             struct iio_chan_spec const *chan,
+                             int *val, int *val2,
+                             long mask)
 {
-       struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
-       struct iio_dev *indio_dev = dev_get_drvdata(dev);
-       u32 val;
-       ssize_t ret;
+       int ret;
+       u32 temp;
 
        /* Take the iio_dev status lock */
        mutex_lock(&indio_dev->mlock);
-       ret =  adis16130_spi_read(dev, this_attr->address, &val);
+       ret =  adis16130_spi_read(indio_dev, chan->address, &temp);
        mutex_unlock(&indio_dev->mlock);
-
-       if (ret == 0)
-               return sprintf(buf, "%d\n", val);
-       else
+       if (ret)
                return ret;
+       *val = temp;
+       return IIO_VAL_INT;
 }
 
-static IIO_DEVICE_ATTR(temp_raw, S_IRUGO, adis16130_val_read, NULL,
-                     ADIS16130_TEMPDATA);
-
-static IIO_DEV_ATTR_GYRO_Z(adis16130_val_read, ADIS16130_RATEDATA);
-
-static struct attribute *adis16130_attributes[] = {
-       &iio_dev_attr_temp_raw.dev_attr.attr,
-       &iio_dev_attr_gyro_z_raw.dev_attr.attr,
-       NULL
-};
-
-static const struct attribute_group adis16130_attribute_group = {
-       .attrs = adis16130_attributes,
+static const struct iio_chan_spec adis16130_channels[] = {
+       {
+               .type = IIO_GYRO,
+               .modified = 1,
+               .channel2 = IIO_MOD_Z,
+               .address = ADIS16130_RATEDATA,
+       }, {
+               .type = IIO_TEMP,
+               .indexed = 1,
+               .channel = 0,
+               .address = ADIS16130_TEMPDATA,
+       }
 };
 
 static const struct iio_info adis16130_info = {
-       .attrs = &adis16130_attribute_group,
+       .read_raw = &adis16130_read_raw,
        .driver_module = THIS_MODULE,
 };
 
@@ -138,6 +131,8 @@ static int __devinit adis16130_probe(struct spi_device *spi)
        st->us = spi;
        mutex_init(&st->buf_lock);
        indio_dev->name = spi->dev.driver->name;
+       indio_dev->channels = adis16130_channels;
+       indio_dev->num_channels = ARRAY_SIZE(adis16130_channels);
        indio_dev->dev.parent = &spi->dev;
        indio_dev->info = &adis16130_info;
        indio_dev->modes = INDIO_DIRECT_MODE;