diff options
Diffstat (limited to 'drivers/iio')
| -rw-r--r-- | drivers/iio/dac/ad5064.c | 40 | ||||
| -rw-r--r-- | drivers/iio/inkern.c | 3 |
2 files changed, 22 insertions, 21 deletions
diff --git a/drivers/iio/dac/ad5064.c b/drivers/iio/dac/ad5064.c index aa739c497f2b..eb281a2c295b 100644 --- a/drivers/iio/dac/ad5064.c +++ b/drivers/iio/dac/ad5064.c @@ -122,25 +122,6 @@ enum ad5064_type { ID_AD5668_2, }; -static int ad5064_i2c_write(struct ad5064_state *st, unsigned int cmd, - unsigned int addr, unsigned int val) -{ - struct i2c_client *i2c = to_i2c_client(st->dev); - - st->data.i2c[0] = (cmd << 4) | addr; - put_unaligned_be16(val, &st->data.i2c[1]); - return i2c_master_send(i2c, st->data.i2c, 3); -} - -static int ad5064_spi_write(struct ad5064_state *st, unsigned int cmd, - unsigned int addr, unsigned int val) -{ - struct spi_device *spi = to_spi_device(st->dev); - - st->data.spi = cpu_to_be32(AD5064_CMD(cmd) | AD5064_ADDR(addr) | val); - return spi_write(spi, &st->data.spi, sizeof(st->data.spi)); -} - static int ad5064_write(struct ad5064_state *st, unsigned int cmd, unsigned int addr, unsigned int val, unsigned int shift) { @@ -533,6 +514,15 @@ static int __devexit ad5064_remove(struct device *dev) #if IS_ENABLED(CONFIG_SPI_MASTER) +static int ad5064_spi_write(struct ad5064_state *st, unsigned int cmd, + unsigned int addr, unsigned int val) +{ + struct spi_device *spi = to_spi_device(st->dev); + + st->data.spi = cpu_to_be32(AD5064_CMD(cmd) | AD5064_ADDR(addr) | val); + return spi_write(spi, &st->data.spi, sizeof(st->data.spi)); +} + static int __devinit ad5064_spi_probe(struct spi_device *spi) { const struct spi_device_id *id = spi_get_device_id(spi); @@ -582,7 +572,7 @@ static int __init ad5064_spi_register_driver(void) return spi_register_driver(&ad5064_spi_driver); } -static void __exit ad5064_spi_unregister_driver(void) +static void ad5064_spi_unregister_driver(void) { spi_unregister_driver(&ad5064_spi_driver); } @@ -596,6 +586,16 @@ static inline void ad5064_spi_unregister_driver(void) { } #if IS_ENABLED(CONFIG_I2C) +static int ad5064_i2c_write(struct ad5064_state *st, unsigned int cmd, + unsigned int addr, unsigned int val) +{ + struct i2c_client *i2c = to_i2c_client(st->dev); + + st->data.i2c[0] = (cmd << 4) | addr; + put_unaligned_be16(val, &st->data.i2c[1]); + return i2c_master_send(i2c, st->data.i2c, 3); +} + static int __devinit ad5064_i2c_probe(struct i2c_client *i2c, const struct i2c_device_id *id) { diff --git a/drivers/iio/inkern.c b/drivers/iio/inkern.c index e2aded04996b..b5afc2ff34fd 100644 --- a/drivers/iio/inkern.c +++ b/drivers/iio/inkern.c @@ -198,11 +198,12 @@ struct iio_channel *iio_channel_get_all(const char *name) iio_device_get(chans[mapind].indio_dev); mapind++; } - mutex_unlock(&iio_map_list_lock); if (mapind == 0) { ret = -ENODEV; goto error_free_chans; } + mutex_unlock(&iio_map_list_lock); + return chans; error_free_chans: |