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iio:adc:ad799x: Set conversion channels and rename ad7997_8_update_scan_mode()

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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>
This commit is contained in:
Peter Meerwald 2014-12-06 05:54:00 +00:00 committed by Jonathan Cameron
parent 0f7ddcc1bf
commit 8235841b95
1 changed files with 9 additions and 5 deletions
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14
drivers/iio/adc/ad799x.c
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@ -208,7 +208,7 @@ static irqreturn_t ad799x_trigger_handler(int irq, void *p)
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[] = {