From ae0b4bddc666834b3075a08ecb15f54989c18136 Mon Sep 17 00:00:00 2001 From: Jonathan Cameron Date: Fri, 12 Aug 2011 17:47:59 +0100 Subject: [PATCH] staging:iio:gyro:adis16130 move to iio_chan_spec registration. Simple conversion now we've dropped the type attributes. Signed-off-by: Jonathan Cameron Acked-by: Michael Hennerich Signed-off-by: Greg Kroah-Hartman --- drivers/staging/iio/gyro/adis16130_core.c | 57 ++++++++++++++----------------- 1 file changed, 26 insertions(+), 31 deletions(-) diff --git a/drivers/staging/iio/gyro/adis16130_core.c b/drivers/staging/iio/gyro/adis16130_core.c index 6d3cd6c..5ddaefc 100644 --- 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; -- 2.7.4