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| author | Scott Wood <scottwood@freescale.com> | 2014-04-07 23:49:35 (GMT) |
|---|---|---|
| committer | Scott Wood <scottwood@freescale.com> | 2014-04-07 23:49:35 (GMT) |
| commit | 62b8c978ee6b8d135d9e7953221de58000dba986 (patch) | |
| tree | 683b04b2e627f6710c22c151b23c8cc9a165315e /drivers/iio/dac/ad5449.c | |
| parent | 78fd82238d0e5716578c326404184a27ba67fd6e (diff) | |
| download | linux-fsl-qoriq-62b8c978ee6b8d135d9e7953221de58000dba986.tar.xz | |
Rewind v3.13-rc3+ (78fd82238d0e5716) to v3.12
Diffstat (limited to 'drivers/iio/dac/ad5449.c')
| -rw-r--r-- | drivers/iio/dac/ad5449.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/iio/dac/ad5449.c b/drivers/iio/dac/ad5449.c index 82e208f..fff7d07 100644 --- a/drivers/iio/dac/ad5449.c +++ b/drivers/iio/dac/ad5449.c @@ -101,6 +101,7 @@ static int ad5449_read(struct iio_dev *indio_dev, unsigned int addr, { struct ad5449 *st = iio_priv(indio_dev); int ret; + struct spi_message msg; struct spi_transfer t[] = { { .tx_buf = &st->data[0], @@ -113,11 +114,15 @@ static int ad5449_read(struct iio_dev *indio_dev, unsigned int addr, }, }; + spi_message_init(&msg); + spi_message_add_tail(&t[0], &msg); + spi_message_add_tail(&t[1], &msg); + mutex_lock(&indio_dev->mlock); st->data[0] = cpu_to_be16(addr << 12); st->data[1] = cpu_to_be16(AD5449_CMD_NOOP); - ret = spi_sync_transfer(st->spi, t, ARRAY_SIZE(t)); + ret = spi_sync(st->spi, &msg); if (ret < 0) goto out_unlock; |