diff options
Diffstat (limited to 'drivers/staging/iio/adc/ad7298_core.c')
| -rw-r--r-- | drivers/staging/iio/adc/ad7298_core.c | 62 |
1 files changed, 29 insertions, 33 deletions
diff --git a/drivers/staging/iio/adc/ad7298_core.c b/drivers/staging/iio/adc/ad7298_core.c index b8e4ae2..c1de73a 100644 --- a/drivers/staging/iio/adc/ad7298_core.c +++ b/drivers/staging/iio/adc/ad7298_core.c @@ -14,11 +14,11 @@ #include <linux/regulator/consumer.h> #include <linux/err.h> #include <linux/delay.h> +#include <linux/module.h> #include "../iio.h" #include "../sysfs.h" -#include "../ring_generic.h" -#include "adc.h" +#include "../buffer_generic.h" #include "ad7298.h" @@ -26,28 +26,28 @@ static struct iio_chan_spec ad7298_channels[] = { IIO_CHAN(IIO_TEMP, 0, 1, 0, NULL, 0, 0, (1 << IIO_CHAN_INFO_SCALE_SEPARATE), 9, AD7298_CH_TEMP, IIO_ST('s', 32, 32, 0), 0), - IIO_CHAN(IIO_IN, 0, 1, 0, NULL, 0, 0, + IIO_CHAN(IIO_VOLTAGE, 0, 1, 0, NULL, 0, 0, (1 << IIO_CHAN_INFO_SCALE_SHARED), 0, 0, IIO_ST('u', 12, 16, 0), 0), - IIO_CHAN(IIO_IN, 0, 1, 0, NULL, 1, 0, + IIO_CHAN(IIO_VOLTAGE, 0, 1, 0, NULL, 1, 0, (1 << IIO_CHAN_INFO_SCALE_SHARED), 1, 1, IIO_ST('u', 12, 16, 0), 0), - IIO_CHAN(IIO_IN, 0, 1, 0, NULL, 2, 0, + IIO_CHAN(IIO_VOLTAGE, 0, 1, 0, NULL, 2, 0, (1 << IIO_CHAN_INFO_SCALE_SHARED), 2, 2, IIO_ST('u', 12, 16, 0), 0), - IIO_CHAN(IIO_IN, 0, 1, 0, NULL, 3, 0, + IIO_CHAN(IIO_VOLTAGE, 0, 1, 0, NULL, 3, 0, (1 << IIO_CHAN_INFO_SCALE_SHARED), 3, 3, IIO_ST('u', 12, 16, 0), 0), - IIO_CHAN(IIO_IN, 0, 1, 0, NULL, 4, 0, + IIO_CHAN(IIO_VOLTAGE, 0, 1, 0, NULL, 4, 0, (1 << IIO_CHAN_INFO_SCALE_SHARED), 4, 4, IIO_ST('u', 12, 16, 0), 0), - IIO_CHAN(IIO_IN, 0, 1, 0, NULL, 5, 0, + IIO_CHAN(IIO_VOLTAGE, 0, 1, 0, NULL, 5, 0, (1 << IIO_CHAN_INFO_SCALE_SHARED), 5, 5, IIO_ST('u', 12, 16, 0), 0), - IIO_CHAN(IIO_IN, 0, 1, 0, NULL, 6, 0, + IIO_CHAN(IIO_VOLTAGE, 0, 1, 0, NULL, 6, 0, (1 << IIO_CHAN_INFO_SCALE_SHARED), 6, 6, IIO_ST('u', 12, 16, 0), 0), - IIO_CHAN(IIO_IN, 0, 1, 0, NULL, 7, 0, + IIO_CHAN(IIO_VOLTAGE, 0, 1, 0, NULL, 7, 0, (1 << IIO_CHAN_INFO_SCALE_SHARED), 7, 7, IIO_ST('u', 12, 16, 0), 0), IIO_CHAN_SOFT_TIMESTAMP(8), @@ -109,24 +109,24 @@ static int ad7298_scan_temp(struct ad7298_state *st, int *val) return 0; } -static int ad7298_read_raw(struct iio_dev *dev_info, +static int ad7298_read_raw(struct iio_dev *indio_dev, struct iio_chan_spec const *chan, int *val, int *val2, long m) { int ret; - struct ad7298_state *st = iio_priv(dev_info); + struct ad7298_state *st = iio_priv(indio_dev); unsigned int scale_uv; switch (m) { case 0: - mutex_lock(&dev_info->mlock); - if (iio_ring_enabled(dev_info)) { + mutex_lock(&indio_dev->mlock); + if (iio_buffer_enabled(indio_dev)) { if (chan->address == AD7298_CH_TEMP) ret = -ENODEV; else - ret = ad7298_scan_from_ring(dev_info, + ret = ad7298_scan_from_ring(indio_dev, chan->address); } else { if (chan->address == AD7298_CH_TEMP) @@ -134,7 +134,7 @@ static int ad7298_read_raw(struct iio_dev *dev_info, else ret = ad7298_scan_direct(st, chan->address); } - mutex_unlock(&dev_info->mlock); + mutex_unlock(&indio_dev->mlock); if (ret < 0) return ret; @@ -165,7 +165,7 @@ static int __devinit ad7298_probe(struct spi_device *spi) { struct ad7298_platform_data *pdata = spi->dev.platform_data; struct ad7298_state *st; - int ret, regdone = 0; + int ret; struct iio_dev *indio_dev = iio_allocate_device(sizeof(*st)); if (indio_dev == NULL) @@ -218,19 +218,19 @@ static int __devinit ad7298_probe(struct spi_device *spi) if (ret) goto error_disable_reg; - ret = iio_device_register(indio_dev); - if (ret) - goto error_disable_reg; - regdone = 1; - - ret = iio_ring_buffer_register_ex(indio_dev->ring, 0, - &ad7298_channels[1], /* skip temp0 */ - ARRAY_SIZE(ad7298_channels) - 1); + ret = iio_buffer_register(indio_dev, + &ad7298_channels[1], /* skip temp0 */ + ARRAY_SIZE(ad7298_channels) - 1); if (ret) goto error_cleanup_ring; + ret = iio_device_register(indio_dev); + if (ret) + goto error_unregister_ring; return 0; +error_unregister_ring: + iio_buffer_unregister(indio_dev); error_cleanup_ring: ad7298_ring_cleanup(indio_dev); error_disable_reg: @@ -239,11 +239,7 @@ error_disable_reg: error_put_reg: if (!IS_ERR(st->reg)) regulator_put(st->reg); - - if (regdone) - iio_device_unregister(indio_dev); - else - iio_free_device(indio_dev); + iio_free_device(indio_dev); return ret; } @@ -253,14 +249,14 @@ static int __devexit ad7298_remove(struct spi_device *spi) struct iio_dev *indio_dev = spi_get_drvdata(spi); struct ad7298_state *st = iio_priv(indio_dev); - iio_ring_buffer_unregister(indio_dev->ring); - ad7298_ring_cleanup(indio_dev); iio_device_unregister(indio_dev); + iio_buffer_unregister(indio_dev); + ad7298_ring_cleanup(indio_dev); if (!IS_ERR(st->reg)) { regulator_disable(st->reg); regulator_put(st->reg); } - iio_device_unregister(indio_dev); + iio_free_device(indio_dev); return 0; } |
