diff options
| author | Peter Meerwald <pmeerw@pmeerw.net> | 2014-12-06 05:54:00 +0000 |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2014-07-13 21:57:56 +0100 |
| commit | 8235841b95f5c2b88b2fd012b419c2f4adaeb898 (patch) | |
| tree | 35cce1ef937518043e7561e294be885bea272ae0 /drivers/iio/adc/ad799x.c | |
| parent | 0f7ddcc1bff1983d0be1573f971995371669fa4f (diff) | |
iio:adc:ad799x: Set conversion channels and rename ad7997_8_update_scan_mode()
rename since function is used by all chips with ALERT pin, not just ad7997/8
Signed-off-by: Peter Meerwald <pmeerw@pmeerw.net>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/iio/adc/ad799x.c')
| -rw-r--r-- | drivers/iio/adc/ad799x.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/drivers/iio/adc/ad799x.c b/drivers/iio/adc/ad799x.c index 84ce9b426a48..abc36c896470 100644 --- a/drivers/iio/adc/ad799x.c +++ b/drivers/iio/adc/ad799x.c @@ -208,7 +208,7 @@ out: return IRQ_HANDLED; } -static int ad7997_8_update_scan_mode(struct iio_dev *indio_dev, +static int ad799x_update_scan_mode(struct iio_dev *indio_dev, const unsigned long *scan_mask) { struct ad799x_state *st = iio_priv(indio_dev); @@ -221,10 +221,14 @@ static int ad7997_8_update_scan_mode(struct iio_dev *indio_dev, st->transfer_size = bitmap_weight(scan_mask, indio_dev->masklength) * 2; switch (st->id) { + case ad7992: + case ad7993: + case ad7994: case ad7997: case ad7998: - return i2c_smbus_write_word_swapped(st->client, AD7998_CONF_REG, - st->config | (*scan_mask << AD799X_CHANNEL_SHIFT)); + st->config &= ~(GENMASK(7, 0) << AD799X_CHANNEL_SHIFT); + st->config |= (*scan_mask << AD799X_CHANNEL_SHIFT); + return ad799x_write_config(st, st->config); default: return 0; } @@ -483,7 +487,7 @@ static const struct iio_info ad7991_info = { static const struct iio_info ad7993_4_7_8_noirq_info = { .read_raw = &ad799x_read_raw, .driver_module = THIS_MODULE, - .update_scan_mode = ad7997_8_update_scan_mode, + .update_scan_mode = ad799x_update_scan_mode, }; static const struct iio_info ad7993_4_7_8_irq_info = { @@ -493,7 +497,7 @@ static const struct iio_info ad7993_4_7_8_irq_info = { .read_event_value = &ad799x_read_event_value, .write_event_value = &ad799x_write_event_value, .driver_module = THIS_MODULE, - .update_scan_mode = ad7997_8_update_scan_mode, + .update_scan_mode = ad799x_update_scan_mode, }; static const struct iio_event_spec ad799x_events[] = { |