Switch the ad799x driver to the new IIO event config interface as the old one
is going to be removed.
Signed-off-by: Lars-Peter Clausen <lars@xxxxxxxxxx>
---
drivers/staging/iio/adc/ad799x_core.c | 139 ++++++++++++++++++++--------------
1 file changed, 82 insertions(+), 57 deletions(-)
diff --git a/drivers/staging/iio/adc/ad799x_core.c b/drivers/staging/iio/adc/ad799x_core.c
index 3f5142b..2b51cb4 100644
--- a/drivers/staging/iio/adc/ad799x_core.c
+++ b/drivers/staging/iio/adc/ad799x_core.c
@@ -254,7 +254,9 @@ error_ret_mutex:
}
static int ad799x_read_event_config(struct iio_dev *indio_dev,
- u64 event_code)
+ const struct iio_chan_spec *chan,
+ enum iio_event_type type,
+ enum iio_event_direction dir)
{
return 1;
}
@@ -267,14 +269,16 @@ static const u8 ad799x_threshold_addresses[][2] = {
};
static int ad799x_write_event_value(struct iio_dev *indio_dev,
- u64 event_code,
+ const struct iio_chan_spec *chan,
+ enum iio_event_type type,
+ enum iio_event_direction dir,
+ enum iio_event_info info,
int val)
{
int ret;
struct ad799x_state *st = iio_priv(indio_dev);
- int direction = !!(IIO_EVENT_CODE_EXTRACT_DIR(event_code) ==
- IIO_EV_DIR_FALLING);
- int number = IIO_EVENT_CODE_EXTRACT_CHAN(event_code);
+ int direction = dir == IIO_EV_DIR_FALLING;
+ int number = chan->channel;
mutex_lock(&indio_dev->mlock);
ret = ad799x_i2c_write16(st,
@@ -286,14 +290,16 @@ static int ad799x_write_event_value(struct iio_dev *indio_dev,
}
static int ad799x_read_event_value(struct iio_dev *indio_dev,
- u64 event_code,
+ const struct iio_chan_spec *chan,
+ enum iio_event_type type,
+ enum iio_event_direction dir,
+ enum iio_event_info info,
int *val)
{
int ret;
struct ad799x_state *st = iio_priv(indio_dev);
- int direction = !!(IIO_EVENT_CODE_EXTRACT_DIR(event_code) ==
- IIO_EV_DIR_FALLING);
- int number = IIO_EVENT_CODE_EXTRACT_CHAN(event_code);
+ int direction = dir == IIO_EV_DIR_FALLING;
+ int number = chan->channel;
u16 valin;
mutex_lock(&indio_dev->mlock);
@@ -448,26 +454,37 @@ static const struct iio_info ad7991_info = {
static const struct iio_info ad7992_info = {
.read_raw = &ad799x_read_raw,
.event_attrs = &ad7992_event_attrs_group,
- .read_event_config = &ad799x_read_event_config,
- .read_event_value = &ad799x_read_event_value,
- .write_event_value = &ad799x_write_event_value,
+ .read_event_config_new = &ad799x_read_event_config,
+ .read_event_value_new = &ad799x_read_event_value,
+ .write_event_value_new = &ad799x_write_event_value,
.driver_module = THIS_MODULE,
};
static const struct iio_info ad7993_4_7_8_info = {
.read_raw = &ad799x_read_raw,
.event_attrs = &ad7993_4_7_8_event_attrs_group,
- .read_event_config = &ad799x_read_event_config,
- .read_event_value = &ad799x_read_event_value,
- .write_event_value = &ad799x_write_event_value,
+ .read_event_config_new = &ad799x_read_event_config,
+ .read_event_value_new = &ad799x_read_event_value,
+ .write_event_value_new = &ad799x_write_event_value,
.driver_module = THIS_MODULE,
.update_scan_mode = ad7997_8_update_scan_mode,
};
-#define AD799X_EV_MASK (IIO_EV_BIT(IIO_EV_TYPE_THRESH, IIO_EV_DIR_RISING) | \
- IIO_EV_BIT(IIO_EV_TYPE_THRESH, IIO_EV_DIR_FALLING))
+static const struct iio_event_spec ad799x_events[] = {
+ {
+ .type = IIO_EV_TYPE_THRESH,
+ .dir = IIO_EV_DIR_RISING,
+ .mask_separate = BIT(IIO_EV_INFO_VALUE) |
+ BIT(IIO_EV_INFO_ENABLE),
+ }, {
+ .type = IIO_EV_TYPE_THRESH,
+ .dir = IIO_EV_DIR_FALLING,
+ .mask_separate = BIT(IIO_EV_INFO_VALUE),
+ BIT(IIO_EV_INFO_ENABLE),
+ },
+};
-#define AD799X_CHANNEL(_index, _realbits, _evmask) { \
+#define _AD799X_CHANNEL(_index, _realbits, _ev_spec, _num_ev_spec) { \
.type = IIO_VOLTAGE, \
.indexed = 1, \
.channel = (_index), \
@@ -475,16 +492,24 @@ static const struct iio_info ad7993_4_7_8_info = {
.info_mask_shared_by_type = BIT(IIO_CHAN_INFO_SCALE), \
.scan_index = (_index), \
.scan_type = IIO_ST('u', _realbits, 16, 12 - (_realbits)), \
- .event_mask = (_evmask), \
+ .event_spec = _ev_spec, \
+ .num_event_specs = _num_ev_spec, \
}
+#define AD799X_CHANNEL(_index, _realbits) \
+ _AD799X_CHANNEL(_index, _realbits, NULL, 0)
+
+#define AD799X_CHANNEL_WITH_EVENTS(_index, _realbits) \
+ _AD799X_CHANNEL(_index, _realbits, ad799x_events, \
+ ARRAY_SIZE(ad799x_events))
+
static const struct ad799x_chip_info ad799x_chip_info_tbl[] = {
[ad7991] = {
.channel = {
- AD799X_CHANNEL(0, 12, 0),
- AD799X_CHANNEL(1, 12, 0),
- AD799X_CHANNEL(2, 12, 0),
- AD799X_CHANNEL(3, 12, 0),
+ AD799X_CHANNEL(0, 12),
+ AD799X_CHANNEL(1, 12),
+ AD799X_CHANNEL(2, 12),
+ AD799X_CHANNEL(3, 12),
IIO_CHAN_SOFT_TIMESTAMP(4),
},
.num_channels = 5,
@@ -492,10 +517,10 @@ static const struct ad799x_chip_info ad799x_chip_info_tbl[] = {
},
[ad7995] = {
.channel = {
- AD799X_CHANNEL(0, 10, 0),
- AD799X_CHANNEL(1, 10, 0),
- AD799X_CHANNEL(2, 10, 0),
- AD799X_CHANNEL(3, 10, 0),
+ AD799X_CHANNEL(0, 10),
+ AD799X_CHANNEL(1, 10),
+ AD799X_CHANNEL(2, 10),
+ AD799X_CHANNEL(3, 10),
IIO_CHAN_SOFT_TIMESTAMP(4),
},
.num_channels = 5,
@@ -503,10 +528,10 @@ static const struct ad799x_chip_info ad799x_chip_info_tbl[] = {
},
[ad7999] = {
.channel = {
- AD799X_CHANNEL(0, 8, 0),
- AD799X_CHANNEL(1, 8, 0),
- AD799X_CHANNEL(2, 8, 0),
- AD799X_CHANNEL(3, 8, 0),
+ AD799X_CHANNEL(0, 8),
+ AD799X_CHANNEL(1, 8),
+ AD799X_CHANNEL(2, 8),
+ AD799X_CHANNEL(3, 8),
IIO_CHAN_SOFT_TIMESTAMP(4),
},
.num_channels = 5,
@@ -514,8 +539,8 @@ static const struct ad799x_chip_info ad799x_chip_info_tbl[] = {
},
[ad7992] = {
.channel = {
- AD799X_CHANNEL(0, 12, AD799X_EV_MASK),
- AD799X_CHANNEL(1, 12, AD799X_EV_MASK),
+ AD799X_CHANNEL_WITH_EVENTS(0, 12),
+ AD799X_CHANNEL_WITH_EVENTS(1, 12),
IIO_CHAN_SOFT_TIMESTAMP(3),
},
.num_channels = 3,
@@ -524,10 +549,10 @@ static const struct ad799x_chip_info ad799x_chip_info_tbl[] = {
},
[ad7993] = {
.channel = {
- AD799X_CHANNEL(0, 10, AD799X_EV_MASK),
- AD799X_CHANNEL(1, 10, AD799X_EV_MASK),
- AD799X_CHANNEL(2, 10, AD799X_EV_MASK),
- AD799X_CHANNEL(3, 10, AD799X_EV_MASK),
+ AD799X_CHANNEL_WITH_EVENTS(0, 10),
+ AD799X_CHANNEL_WITH_EVENTS(1, 10),
+ AD799X_CHANNEL_WITH_EVENTS(2, 10),
+ AD799X_CHANNEL_WITH_EVENTS(3, 10),
IIO_CHAN_SOFT_TIMESTAMP(4),
},
.num_channels = 5,
@@ -536,10 +561,10 @@ static const struct ad799x_chip_info ad799x_chip_info_tbl[] = {
},
[ad7994] = {
.channel = {
- AD799X_CHANNEL(0, 12, AD799X_EV_MASK),
- AD799X_CHANNEL(1, 12, AD799X_EV_MASK),
- AD799X_CHANNEL(2, 12, AD799X_EV_MASK),
- AD799X_CHANNEL(3, 12, AD799X_EV_MASK),
+ AD799X_CHANNEL_WITH_EVENTS(0, 12),
+ AD799X_CHANNEL_WITH_EVENTS(1, 12),
+ AD799X_CHANNEL_WITH_EVENTS(2, 12),
+ AD799X_CHANNEL_WITH_EVENTS(3, 12),
IIO_CHAN_SOFT_TIMESTAMP(4),
},
.num_channels = 5,
@@ -548,14 +573,14 @@ static const struct ad799x_chip_info ad799x_chip_info_tbl[] = {
},
[ad7997] = {
.channel = {
- AD799X_CHANNEL(0, 10, AD799X_EV_MASK),
- AD799X_CHANNEL(1, 10, AD799X_EV_MASK),
- AD799X_CHANNEL(2, 10, AD799X_EV_MASK),
- AD799X_CHANNEL(3, 10, AD799X_EV_MASK),
- AD799X_CHANNEL(4, 10, 0),
- AD799X_CHANNEL(5, 10, 0),
- AD799X_CHANNEL(6, 10, 0),
- AD799X_CHANNEL(7, 10, 0),
+ AD799X_CHANNEL_WITH_EVENTS(0, 10),
+ AD799X_CHANNEL_WITH_EVENTS(1, 10),
+ AD799X_CHANNEL_WITH_EVENTS(2, 10),
+ AD799X_CHANNEL_WITH_EVENTS(3, 10),
+ AD799X_CHANNEL(4, 10),
+ AD799X_CHANNEL(5, 10),
+ AD799X_CHANNEL(6, 10),
+ AD799X_CHANNEL(7, 10),
IIO_CHAN_SOFT_TIMESTAMP(8),
},
.num_channels = 9,
@@ -564,14 +589,14 @@ static const struct ad799x_chip_info ad799x_chip_info_tbl[] = {
},
[ad7998] = {
.channel = {
- AD799X_CHANNEL(0, 12, AD799X_EV_MASK),
- AD799X_CHANNEL(1, 12, AD799X_EV_MASK),
- AD799X_CHANNEL(2, 12, AD799X_EV_MASK),
- AD799X_CHANNEL(3, 12, AD799X_EV_MASK),
- AD799X_CHANNEL(4, 12, 0),
- AD799X_CHANNEL(5, 12, 0),
- AD799X_CHANNEL(6, 12, 0),
- AD799X_CHANNEL(7, 12, 0),
+ AD799X_CHANNEL_WITH_EVENTS(0, 12),
+ AD799X_CHANNEL_WITH_EVENTS(1, 12),
+ AD799X_CHANNEL_WITH_EVENTS(2, 12),
+ AD799X_CHANNEL_WITH_EVENTS(3, 12),
+ AD799X_CHANNEL(4, 12),
+ AD799X_CHANNEL(5, 12),
+ AD799X_CHANNEL(6, 12),
+ AD799X_CHANNEL(7, 12),
IIO_CHAN_SOFT_TIMESTAMP(8),
},
.num_channels = 9,
--
1.8.0
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