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path: root/drivers/staging/iio/meter/ade7758_core.c
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Diffstat (limited to 'drivers/staging/iio/meter/ade7758_core.c')
-rw-r--r--drivers/staging/iio/meter/ade7758_core.c81
1 files changed, 39 insertions, 42 deletions
diff --git a/drivers/staging/iio/meter/ade7758_core.c b/drivers/staging/iio/meter/ade7758_core.c
index 299b954..5a46d91 100644
--- a/drivers/staging/iio/meter/ade7758_core.c
+++ b/drivers/staging/iio/meter/ade7758_core.c
@@ -8,7 +8,6 @@
#include <linux/interrupt.h>
#include <linux/irq.h>
-#include <linux/gpio.h>
#include <linux/delay.h>
#include <linux/mutex.h>
#include <linux/device.h>
@@ -17,10 +16,11 @@
#include <linux/slab.h>
#include <linux/sysfs.h>
#include <linux/list.h>
+#include <linux/module.h>
#include "../iio.h"
#include "../sysfs.h"
-#include "../ring_generic.h"
+#include "../buffer_generic.h"
#include "meter.h"
#include "ade7758.h"
@@ -583,8 +583,8 @@ out:
}
static IIO_DEV_ATTR_TEMP_RAW(ade7758_read_8bit);
-static IIO_CONST_ATTR(temp_offset, "129 C");
-static IIO_CONST_ATTR(temp_scale, "4 C");
+static IIO_CONST_ATTR(in_temp_offset, "129 C");
+static IIO_CONST_ATTR(in_temp_scale, "4 C");
static IIO_DEV_ATTR_AWATTHR(ade7758_read_16bit,
ADE7758_AWATTHR);
@@ -614,9 +614,9 @@ static IIO_DEV_ATTR_RESET(ade7758_write_reset);
static IIO_CONST_ATTR_SAMP_FREQ_AVAIL("26040 13020 6510 3255");
static struct attribute *ade7758_attributes[] = {
- &iio_dev_attr_temp_raw.dev_attr.attr,
- &iio_const_attr_temp_offset.dev_attr.attr,
- &iio_const_attr_temp_scale.dev_attr.attr,
+ &iio_dev_attr_in_temp_raw.dev_attr.attr,
+ &iio_const_attr_in_temp_offset.dev_attr.attr,
+ &iio_const_attr_in_temp_scale.dev_attr.attr,
&iio_dev_attr_sampling_frequency.dev_attr.attr,
&iio_const_attr_sampling_frequency_available.dev_attr.attr,
&iio_dev_attr_reset.dev_attr.attr,
@@ -662,63 +662,63 @@ static const struct attribute_group ade7758_attribute_group = {
};
static struct iio_chan_spec ade7758_channels[] = {
- IIO_CHAN(IIO_IN, 0, 1, 0, "raw", 0, 0,
+ IIO_CHAN(IIO_VOLTAGE, 0, 1, 0, NULL, 0, 0,
(1 << IIO_CHAN_INFO_SCALE_SHARED),
AD7758_WT(AD7758_PHASE_A, AD7758_VOLTAGE),
0, IIO_ST('s', 24, 32, 0), 0),
- IIO_CHAN(IIO_CURRENT, 0, 1, 0, "raw", 0, 0,
+ IIO_CHAN(IIO_CURRENT, 0, 1, 0, NULL, 0, 0,
(1 << IIO_CHAN_INFO_SCALE_SHARED),
AD7758_WT(AD7758_PHASE_A, AD7758_CURRENT),
1, IIO_ST('s', 24, 32, 0), 0),
- IIO_CHAN(IIO_POWER, 0, 1, 0, "apparent_raw", 0, 0,
+ IIO_CHAN(IIO_POWER, 0, 1, 0, "apparent", 0, 0,
(1 << IIO_CHAN_INFO_SCALE_SHARED),
AD7758_WT(AD7758_PHASE_A, AD7758_APP_PWR),
2, IIO_ST('s', 24, 32, 0), 0),
- IIO_CHAN(IIO_POWER, 0, 1, 0, "active_raw", 0, 0,
+ IIO_CHAN(IIO_POWER, 0, 1, 0, "active", 0, 0,
(1 << IIO_CHAN_INFO_SCALE_SHARED),
AD7758_WT(AD7758_PHASE_A, AD7758_ACT_PWR),
3, IIO_ST('s', 24, 32, 0), 0),
- IIO_CHAN(IIO_POWER, 0, 1, 0, "reactive_raw", 0, 0,
+ IIO_CHAN(IIO_POWER, 0, 1, 0, "reactive", 0, 0,
(1 << IIO_CHAN_INFO_SCALE_SHARED),
AD7758_WT(AD7758_PHASE_A, AD7758_REACT_PWR),
4, IIO_ST('s', 24, 32, 0), 0),
- IIO_CHAN(IIO_IN, 0, 1, 0, "raw", 1, 0,
+ IIO_CHAN(IIO_VOLTAGE, 0, 1, 0, NULL, 1, 0,
(1 << IIO_CHAN_INFO_SCALE_SHARED),
AD7758_WT(AD7758_PHASE_B, AD7758_VOLTAGE),
5, IIO_ST('s', 24, 32, 0), 0),
- IIO_CHAN(IIO_CURRENT, 0, 1, 0, "raw", 1, 0,
+ IIO_CHAN(IIO_CURRENT, 0, 1, 0, NULL, 1, 0,
(1 << IIO_CHAN_INFO_SCALE_SHARED),
AD7758_WT(AD7758_PHASE_B, AD7758_CURRENT),
6, IIO_ST('s', 24, 32, 0), 0),
- IIO_CHAN(IIO_POWER, 0, 1, 0, "apparent_raw", 1, 0,
+ IIO_CHAN(IIO_POWER, 0, 1, 0, "apparent", 1, 0,
(1 << IIO_CHAN_INFO_SCALE_SHARED),
AD7758_WT(AD7758_PHASE_B, AD7758_APP_PWR),
7, IIO_ST('s', 24, 32, 0), 0),
- IIO_CHAN(IIO_POWER, 0, 1, 0, "active_raw", 1, 0,
+ IIO_CHAN(IIO_POWER, 0, 1, 0, "active", 1, 0,
(1 << IIO_CHAN_INFO_SCALE_SHARED),
AD7758_WT(AD7758_PHASE_B, AD7758_ACT_PWR),
8, IIO_ST('s', 24, 32, 0), 0),
- IIO_CHAN(IIO_POWER, 0, 1, 0, "reactive_raw", 1, 0,
+ IIO_CHAN(IIO_POWER, 0, 1, 0, "reactive", 1, 0,
(1 << IIO_CHAN_INFO_SCALE_SHARED),
AD7758_WT(AD7758_PHASE_B, AD7758_REACT_PWR),
9, IIO_ST('s', 24, 32, 0), 0),
- IIO_CHAN(IIO_IN, 0, 1, 0, "raw", 2, 0,
+ IIO_CHAN(IIO_VOLTAGE, 0, 1, 0, NULL, 2, 0,
(1 << IIO_CHAN_INFO_SCALE_SHARED),
AD7758_WT(AD7758_PHASE_C, AD7758_VOLTAGE),
10, IIO_ST('s', 24, 32, 0), 0),
- IIO_CHAN(IIO_CURRENT, 0, 1, 0, "raw", 2, 0,
+ IIO_CHAN(IIO_CURRENT, 0, 1, 0, NULL, 2, 0,
(1 << IIO_CHAN_INFO_SCALE_SHARED),
AD7758_WT(AD7758_PHASE_C, AD7758_CURRENT),
11, IIO_ST('s', 24, 32, 0), 0),
- IIO_CHAN(IIO_POWER, 0, 1, 0, "apparent_raw", 2, 0,
+ IIO_CHAN(IIO_POWER, 0, 1, 0, "apparent", 2, 0,
(1 << IIO_CHAN_INFO_SCALE_SHARED),
AD7758_WT(AD7758_PHASE_C, AD7758_APP_PWR),
12, IIO_ST('s', 24, 32, 0), 0),
- IIO_CHAN(IIO_POWER, 0, 1, 0, "active_raw", 2, 0,
+ IIO_CHAN(IIO_POWER, 0, 1, 0, "active", 2, 0,
(1 << IIO_CHAN_INFO_SCALE_SHARED),
AD7758_WT(AD7758_PHASE_C, AD7758_ACT_PWR),
13, IIO_ST('s', 24, 32, 0), 0),
- IIO_CHAN(IIO_POWER, 0, 1, 0, "reactive_raw", 2, 0,
+ IIO_CHAN(IIO_POWER, 0, 1, 0, "reactive", 2, 0,
(1 << IIO_CHAN_INFO_SCALE_SHARED),
AD7758_WT(AD7758_PHASE_C, AD7758_REACT_PWR),
14, IIO_ST('s', 24, 32, 0), 0),
@@ -732,7 +732,7 @@ static const struct iio_info ade7758_info = {
static int __devinit ade7758_probe(struct spi_device *spi)
{
- int i, ret, regdone = 0;
+ int i, ret;
struct ade7758_state *st;
struct iio_dev *indio_dev = iio_allocate_device(sizeof(*st));
@@ -766,7 +766,7 @@ static int __devinit ade7758_probe(struct spi_device *spi)
indio_dev->modes = INDIO_DIRECT_MODE;
for (i = 0; i < AD7758_NUM_WAVESRC; i++)
- st->available_scan_masks[i] = 1 << i;
+ set_bit(i, &st->available_scan_masks[i]);
indio_dev->available_scan_masks = st->available_scan_masks;
@@ -774,14 +774,9 @@ static int __devinit ade7758_probe(struct spi_device *spi)
if (ret)
goto error_free_tx;
- ret = iio_device_register(indio_dev);
- if (ret)
- goto error_unreg_ring_funcs;
- regdone = 1;
-
- ret = iio_ring_buffer_register_ex(indio_dev->ring, 0,
- &ade7758_channels[0],
- ARRAY_SIZE(ade7758_channels));
+ ret = iio_buffer_register(indio_dev,
+ &ade7758_channels[0],
+ ARRAY_SIZE(ade7758_channels));
if (ret) {
dev_err(&spi->dev, "failed to initialize the ring\n");
goto error_unreg_ring_funcs;
@@ -795,16 +790,20 @@ static int __devinit ade7758_probe(struct spi_device *spi)
if (spi->irq) {
ret = ade7758_probe_trigger(indio_dev);
if (ret)
- goto error_remove_trigger;
+ goto error_uninitialize_ring;
}
+ ret = iio_device_register(indio_dev);
+ if (ret)
+ goto error_remove_trigger;
+
return 0;
error_remove_trigger:
- if (indio_dev->modes & INDIO_RING_TRIGGERED)
+ if (indio_dev->modes & INDIO_BUFFER_TRIGGERED)
ade7758_remove_trigger(indio_dev);
error_uninitialize_ring:
- ade7758_uninitialize_ring(indio_dev->ring);
+ ade7758_uninitialize_ring(indio_dev);
error_unreg_ring_funcs:
ade7758_unconfigure_ring(indio_dev);
error_free_tx:
@@ -812,10 +811,7 @@ error_free_tx:
error_free_rx:
kfree(st->rx);
error_free_dev:
- if (regdone)
- iio_device_unregister(indio_dev);
- else
- iio_free_device(indio_dev);
+ iio_free_device(indio_dev);
error_ret:
return ret;
}
@@ -826,18 +822,19 @@ static int ade7758_remove(struct spi_device *spi)
struct ade7758_state *st = iio_priv(indio_dev);
int ret;
+ iio_device_unregister(indio_dev);
ret = ade7758_stop_device(&indio_dev->dev);
if (ret)
goto err_ret;
ade7758_remove_trigger(indio_dev);
- ade7758_uninitialize_ring(indio_dev->ring);
+ ade7758_uninitialize_ring(indio_dev);
ade7758_unconfigure_ring(indio_dev);
kfree(st->tx);
kfree(st->rx);
- iio_device_unregister(indio_dev);
- return 0;
+ iio_free_device(indio_dev);
+
err_ret:
return ret;
}