diff options
Diffstat (limited to 'drivers/iio/frequency/ad9523.c')
| -rw-r--r-- | drivers/iio/frequency/ad9523.c | 45 |
1 files changed, 13 insertions, 32 deletions
diff --git a/drivers/iio/frequency/ad9523.c b/drivers/iio/frequency/ad9523.c index b737c64a402..7c5245d9f99 100644 --- a/drivers/iio/frequency/ad9523.c +++ b/drivers/iio/frequency/ad9523.c @@ -287,7 +287,6 @@ struct ad9523_state { static int ad9523_read(struct iio_dev *indio_dev, unsigned addr) { struct ad9523_state *st = iio_priv(indio_dev); - struct spi_message m; int ret; /* We encode the register size 1..3 bytes into the register address. @@ -305,15 +304,11 @@ static int ad9523_read(struct iio_dev *indio_dev, unsigned addr) }, }; - spi_message_init(&m); - spi_message_add_tail(&t[0], &m); - spi_message_add_tail(&t[1], &m); - st->data[0].d32 = cpu_to_be32(AD9523_READ | AD9523_CNT(AD9523_TRANSF_LEN(addr)) | AD9523_ADDR(addr)); - ret = spi_sync(st->spi, &m); + ret = spi_sync_transfer(st->spi, t, ARRAY_SIZE(t)); if (ret < 0) dev_err(&indio_dev->dev, "read failed (%d)", ret); else @@ -326,7 +321,6 @@ static int ad9523_read(struct iio_dev *indio_dev, unsigned addr) static int ad9523_write(struct iio_dev *indio_dev, unsigned addr, unsigned val) { struct ad9523_state *st = iio_priv(indio_dev); - struct spi_message m; int ret; struct spi_transfer t[] = { { @@ -338,16 +332,12 @@ static int ad9523_write(struct iio_dev *indio_dev, unsigned addr, unsigned val) }, }; - spi_message_init(&m); - spi_message_add_tail(&t[0], &m); - spi_message_add_tail(&t[1], &m); - st->data[0].d32 = cpu_to_be32(AD9523_WRITE | AD9523_CNT(AD9523_TRANSF_LEN(addr)) | AD9523_ADDR(addr)); st->data[1].d32 = cpu_to_be32(val); - ret = spi_sync(st->spi, &m); + ret = spi_sync_transfer(st->spi, t, ARRAY_SIZE(t)); if (ret < 0) dev_err(&indio_dev->dev, "write failed (%d)", ret); @@ -930,10 +920,10 @@ static int ad9523_setup(struct iio_dev *indio_dev) st->ad9523_channels[i].channel = chan->channel_num; st->ad9523_channels[i].extend_name = chan->extended_name; - st->ad9523_channels[i].info_mask = - IIO_CHAN_INFO_RAW_SEPARATE_BIT | - IIO_CHAN_INFO_PHASE_SEPARATE_BIT | - IIO_CHAN_INFO_FREQUENCY_SEPARATE_BIT; + st->ad9523_channels[i].info_mask_separate = + BIT(IIO_CHAN_INFO_RAW) | + BIT(IIO_CHAN_INFO_PHASE) | + BIT(IIO_CHAN_INFO_FREQUENCY); } } @@ -959,7 +949,7 @@ static int ad9523_setup(struct iio_dev *indio_dev) return 0; } -static int __devinit ad9523_probe(struct spi_device *spi) +static int ad9523_probe(struct spi_device *spi) { struct ad9523_platform_data *pdata = spi->dev.platform_data; struct iio_dev *indio_dev; @@ -971,17 +961,17 @@ static int __devinit ad9523_probe(struct spi_device *spi) return -EINVAL; } - indio_dev = iio_device_alloc(sizeof(*st)); + indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); if (indio_dev == NULL) return -ENOMEM; st = iio_priv(indio_dev); - st->reg = regulator_get(&spi->dev, "vcc"); + st->reg = devm_regulator_get(&spi->dev, "vcc"); if (!IS_ERR(st->reg)) { ret = regulator_enable(st->reg); if (ret) - goto error_put_reg; + return ret; } spi_set_drvdata(spi, indio_dev); @@ -1011,28 +1001,19 @@ static int __devinit ad9523_probe(struct spi_device *spi) error_disable_reg: if (!IS_ERR(st->reg)) regulator_disable(st->reg); -error_put_reg: - if (!IS_ERR(st->reg)) - regulator_put(st->reg); - - iio_device_free(indio_dev); return ret; } -static int __devexit ad9523_remove(struct spi_device *spi) +static int ad9523_remove(struct spi_device *spi) { struct iio_dev *indio_dev = spi_get_drvdata(spi); struct ad9523_state *st = iio_priv(indio_dev); iio_device_unregister(indio_dev); - if (!IS_ERR(st->reg)) { + if (!IS_ERR(st->reg)) regulator_disable(st->reg); - regulator_put(st->reg); - } - - iio_device_free(indio_dev); return 0; } @@ -1049,7 +1030,7 @@ static struct spi_driver ad9523_driver = { .owner = THIS_MODULE, }, .probe = ad9523_probe, - .remove = __devexit_p(ad9523_remove), + .remove = ad9523_remove, .id_table = ad9523_id, }; module_spi_driver(ad9523_driver); |