diff options
Diffstat (limited to 'drivers/iio/adc/ti-ads1298.c')
| -rw-r--r-- | drivers/iio/adc/ti-ads1298.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/iio/adc/ti-ads1298.c b/drivers/iio/adc/ti-ads1298.c index 1d1eaba3d6d1..ae30b47e4514 100644 --- a/drivers/iio/adc/ti-ads1298.c +++ b/drivers/iio/adc/ti-ads1298.c @@ -23,7 +23,7 @@ #include <linux/iio/buffer.h> #include <linux/iio/kfifo_buf.h> -#include <asm/unaligned.h> +#include <linux/unaligned.h> /* Commands */ #define ADS1298_CMD_WAKEUP 0x02 @@ -294,7 +294,7 @@ static int ads1298_get_scale(struct ads1298_private *priv, if (ret) return ret; - /* Refererence in millivolts */ + /* Reference in millivolts */ *val = regval & ADS1298_MASK_CONFIG3_VREF_4V ? 4000 : 2400; } @@ -319,13 +319,12 @@ static int ads1298_read_raw(struct iio_dev *indio_dev, switch (mask) { case IIO_CHAN_INFO_RAW: - ret = iio_device_claim_direct_mode(indio_dev); - if (ret) - return ret; + if (!iio_device_claim_direct(indio_dev)) + return -EBUSY; ret = ads1298_read_one(priv, chan->scan_index); - iio_device_release_direct_mode(indio_dev); + iio_device_release_direct(indio_dev); if (ret) return ret; @@ -502,8 +501,7 @@ static void ads1298_rdata_complete(void *context) } /* Demux the channel data into our bounce buffer */ - for_each_set_bit(scan_index, indio_dev->active_scan_mask, - indio_dev->masklength) { + iio_for_each_active_channel(indio_dev, scan_index) { const struct iio_chan_spec *scan_chan = &indio_dev->channels[scan_index]; const u8 *data = priv->rx_buffer + scan_chan->address; @@ -614,6 +612,8 @@ static int ads1298_init(struct iio_dev *indio_dev) } indio_dev->name = devm_kasprintf(dev, GFP_KERNEL, "ads129%u%s", indio_dev->num_channels, suffix); + if (!indio_dev->name) + return -ENOMEM; /* Enable internal test signal, double amplitude, double frequency */ ret = regmap_write(priv->regmap, ADS1298_REG_CONFIG2, |