Release 4.18 drivers/staging/iio/meter/ade7854.c

/*
 * ADE7854/58/68/78 Polyphase Multifunction Energy Metering IC Driver
 *
 * Copyright 2010 Analog Devices Inc.
 *
 * Licensed under the GPL-2 or later.
 */

#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/delay.h>
#include <linux/mutex.h>
#include <linux/device.h>
#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/sysfs.h>
#include <linux/list.h>
#include <linux/module.h>

#include <linux/iio/iio.h>
#include <linux/iio/sysfs.h>
#include "meter.h"
#include "ade7854.h"



static ssize_t ade7854_read_8bit(struct device *dev,
				 struct device_attribute *attr,
				 char *buf)
{
	int ret;
	u32 val = 0;
	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
	struct ade7854_state *st = iio_priv(indio_dev);
	struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);

	ret = st->read_reg(dev, this_attr->address, &val, 8);
	if (ret < 0)
		return ret;

	return sprintf(buf, "%u\n", val);
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Barry Song
87
91.58%
1
20.00%
rodrigosiqueira
6
6.32%
2
40.00%
Lars-Peter Clausen
1
1.05%
1
20.00%
Jonathan Cameron
1
1.05%
1
20.00%
Total
95
100.00%
5
100.00%



static ssize_t ade7854_read_16bit(struct device *dev,
				  struct device_attribute *attr,
				  char *buf)
{
	int ret;
	u32 val = 0;
	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
	struct ade7854_state *st = iio_priv(indio_dev);
	struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);

	ret = st->read_reg(dev, this_attr->address, &val, 16);
	if (ret < 0)
		return ret;

	return sprintf(buf, "%u\n", val);
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Barry Song
87
91.58%
1
20.00%
rodrigosiqueira
6
6.32%
2
40.00%
Lars-Peter Clausen
1
1.05%
1
20.00%
Jonathan Cameron
1
1.05%
1
20.00%
Total
95
100.00%
5
100.00%



static ssize_t ade7854_read_24bit(struct device *dev,
				  struct device_attribute *attr,
				  char *buf)
{
	int ret;
	u32 val;
	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
	struct ade7854_state *st = iio_priv(indio_dev);
	struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);

	ret = st->read_reg(dev, this_attr->address, &val, 24);
	if (ret < 0)
		return ret;

	return sprintf(buf, "%u\n", val);
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Barry Song
86
92.47%
1
20.00%
rodrigosiqueira
5
5.38%
2
40.00%
Jonathan Cameron
1
1.08%
1
20.00%
Lars-Peter Clausen
1
1.08%
1
20.00%
Total
93
100.00%
5
100.00%



static ssize_t ade7854_read_32bit(struct device *dev,
				  struct device_attribute *attr,
				  char *buf)
{
	int ret;
	u32 val = 0;
	struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
	struct ade7854_state *st = iio_priv(indio_dev);

	ret = st->read_reg(dev, this_attr->address, &val, 32);
	if (ret < 0)
		return ret;

	return sprintf(buf, "%u\n", val);
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Barry Song
88
92.63%
1
20.00%
rodrigosiqueira
5
5.26%
2
40.00%
Jonathan Cameron
1
1.05%
1
20.00%
Lars-Peter Clausen
1
1.05%
1
20.00%
Total
95
100.00%
5
100.00%



static ssize_t ade7854_write_8bit(struct device *dev,
				  struct device_attribute *attr,
				  const char *buf,
				  size_t len)
{
	struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
	struct ade7854_state *st = iio_priv(indio_dev);

	int ret;
	u8 val;

	ret = kstrtou8(buf, 10, &val);
	if (ret)
		goto error_ret;
	ret = st->write_reg(dev, this_attr->address, val, 8);

error_ret:
	return ret ? ret : len;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Barry Song
98
93.33%
1
20.00%
rodrigosiqueira
3
2.86%
1
20.00%
Jingoo Han
2
1.90%
1
20.00%
Jonathan Cameron
1
0.95%
1
20.00%
Lars-Peter Clausen
1
0.95%
1
20.00%
Total
105
100.00%
5
100.00%



static ssize_t ade7854_write_16bit(struct device *dev,
				   struct device_attribute *attr,
				   const char *buf,
				   size_t len)
{
	struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
	struct ade7854_state *st = iio_priv(indio_dev);

	int ret;
	u16 val;

	ret = kstrtou16(buf, 10, &val);
	if (ret)
		goto error_ret;
	ret = st->write_reg(dev, this_attr->address, val, 16);

error_ret:
	return ret ? ret : len;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Barry Song
98
93.33%
1
20.00%
rodrigosiqueira
3
2.86%
1
20.00%
Jingoo Han
2
1.90%
1
20.00%
Jonathan Cameron
1
0.95%
1
20.00%
Lars-Peter Clausen
1
0.95%
1
20.00%
Total
105
100.00%
5
100.00%



static ssize_t ade7854_write_24bit(struct device *dev,
				   struct device_attribute *attr,
				   const char *buf,
				   size_t len)
{
	struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
	struct ade7854_state *st = iio_priv(indio_dev);

	int ret;
	u32 val;

	ret = kstrtou32(buf, 10, &val);
	if (ret)
		goto error_ret;
	ret = st->write_reg(dev, this_attr->address, val, 24);

error_ret:
	return ret ? ret : len;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Barry Song
98
93.33%
1
20.00%
rodrigosiqueira
3
2.86%
1
20.00%
Jingoo Han
2
1.90%
1
20.00%
Lars-Peter Clausen
1
0.95%
1
20.00%
Jonathan Cameron
1
0.95%
1
20.00%
Total
105
100.00%
5
100.00%



static ssize_t ade7854_write_32bit(struct device *dev,
				   struct device_attribute *attr,
				   const char *buf,
				   size_t len)
{
	struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
	struct ade7854_state *st = iio_priv(indio_dev);

	int ret;
	u32 val;

	ret = kstrtou32(buf, 10, &val);
	if (ret)
		goto error_ret;
	ret = st->write_reg(dev, this_attr->address, val, 32);

error_ret:
	return ret ? ret : len;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Barry Song
98
93.33%
1
20.00%
rodrigosiqueira
3
2.86%
1
20.00%
Jingoo Han
2
1.90%
1
20.00%
Lars-Peter Clausen
1
0.95%
1
20.00%
Jonathan Cameron
1
0.95%
1
20.00%
Total
105
100.00%
5
100.00%



static int ade7854_reset(struct device *dev)
{
	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
	struct ade7854_state *st = iio_priv(indio_dev);
	u32 val;

	st->read_reg(dev, ADE7854_CONFIG, &val, 16);
	val |= BIT(7); /* Software Chip Reset */

	return st->write_reg(dev, ADE7854_CONFIG, val, 16);
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Barry Song
57
81.43%
1
14.29%
rodrigosiqueira
7
10.00%
2
28.57%
Shraddha Barke
3
4.29%
1
14.29%
Jonathan Cameron
2
2.86%
2
28.57%
Lars-Peter Clausen
1
1.43%
1
14.29%
Total
70
100.00%
7
100.00%

static IIO_DEV_ATTR_AIGAIN(0644,
		ade7854_read_24bit,
		ade7854_write_24bit,
		ADE7854_AIGAIN);
static IIO_DEV_ATTR_BIGAIN(0644,
		ade7854_read_24bit,
		ade7854_write_24bit,
		ADE7854_BIGAIN);
static IIO_DEV_ATTR_CIGAIN(0644,
		ade7854_read_24bit,
		ade7854_write_24bit,
		ADE7854_CIGAIN);
static IIO_DEV_ATTR_NIGAIN(0644,
		ade7854_read_24bit,
		ade7854_write_24bit,
		ADE7854_NIGAIN);
static IIO_DEV_ATTR_AVGAIN(0644,
		ade7854_read_24bit,
		ade7854_write_24bit,
		ADE7854_AVGAIN);
static IIO_DEV_ATTR_BVGAIN(0644,
		ade7854_read_24bit,
		ade7854_write_24bit,
		ADE7854_BVGAIN);
static IIO_DEV_ATTR_CVGAIN(0644,
		ade7854_read_24bit,
		ade7854_write_24bit,
		ADE7854_CVGAIN);
static IIO_DEV_ATTR_APPARENT_POWER_A_GAIN(0644,
		ade7854_read_24bit,
		ade7854_write_24bit,
		ADE7854_AVAGAIN);
static IIO_DEV_ATTR_APPARENT_POWER_B_GAIN(0644,
		ade7854_read_24bit,
		ade7854_write_24bit,
		ADE7854_BVAGAIN);
static IIO_DEV_ATTR_APPARENT_POWER_C_GAIN(0644,
		ade7854_read_24bit,
		ade7854_write_24bit,
		ADE7854_CVAGAIN);
static IIO_DEV_ATTR_ACTIVE_POWER_A_OFFSET(0644,
		ade7854_read_24bit,
		ade7854_write_24bit,
		ADE7854_AWATTOS);
static IIO_DEV_ATTR_ACTIVE_POWER_B_OFFSET(0644,
		ade7854_read_24bit,
		ade7854_write_24bit,
		ADE7854_BWATTOS);
static IIO_DEV_ATTR_ACTIVE_POWER_C_OFFSET(0644,
		ade7854_read_24bit,
		ade7854_write_24bit,
		ADE7854_CWATTOS);
static IIO_DEV_ATTR_REACTIVE_POWER_A_GAIN(0644,
		ade7854_read_24bit,
		ade7854_write_24bit,
		ADE7854_AVARGAIN);
static IIO_DEV_ATTR_REACTIVE_POWER_B_GAIN(0644,
		ade7854_read_24bit,
		ade7854_write_24bit,
		ADE7854_BVARGAIN);
static IIO_DEV_ATTR_REACTIVE_POWER_C_GAIN(0644,
		ade7854_read_24bit,
		ade7854_write_24bit,
		ADE7854_CVARGAIN);
static IIO_DEV_ATTR_REACTIVE_POWER_A_OFFSET(0644,
		ade7854_read_24bit,
		ade7854_write_24bit,
		ADE7854_AVAROS);
static IIO_DEV_ATTR_REACTIVE_POWER_B_OFFSET(0644,
		ade7854_read_24bit,
		ade7854_write_24bit,
		ADE7854_BVAROS);
static IIO_DEV_ATTR_REACTIVE_POWER_C_OFFSET(0644,
		ade7854_read_24bit,
		ade7854_write_24bit,
		ADE7854_CVAROS);
static IIO_DEV_ATTR_VPEAK(0644,
		ade7854_read_32bit,
		ade7854_write_32bit,
		ADE7854_VPEAK);
static IIO_DEV_ATTR_IPEAK(0644,
		ade7854_read_32bit,
		ade7854_write_32bit,
		ADE7854_VPEAK);
static IIO_DEV_ATTR_APHCAL(0644,
		ade7854_read_16bit,
		ade7854_write_16bit,
		ADE7854_APHCAL);
static IIO_DEV_ATTR_BPHCAL(0644,
		ade7854_read_16bit,
		ade7854_write_16bit,
		ADE7854_BPHCAL);
static IIO_DEV_ATTR_CPHCAL(0644,
		ade7854_read_16bit,
		ade7854_write_16bit,
		ADE7854_CPHCAL);
static IIO_DEV_ATTR_CF1DEN(0644,
		ade7854_read_16bit,
		ade7854_write_16bit,
		ADE7854_CF1DEN);
static IIO_DEV_ATTR_CF2DEN(0644,
		ade7854_read_16bit,
		ade7854_write_16bit,
		ADE7854_CF2DEN);
static IIO_DEV_ATTR_CF3DEN(0644,
		ade7854_read_16bit,
		ade7854_write_16bit,
		ADE7854_CF3DEN);
static IIO_DEV_ATTR_LINECYC(0644,
		ade7854_read_16bit,
		ade7854_write_16bit,
		ADE7854_LINECYC);
static IIO_DEV_ATTR_SAGCYC(0644,
		ade7854_read_8bit,
		ade7854_write_8bit,
		ADE7854_SAGCYC);
static IIO_DEV_ATTR_CFCYC(0644,
		ade7854_read_8bit,
		ade7854_write_8bit,
		ADE7854_CFCYC);
static IIO_DEV_ATTR_PEAKCYC(0644,
		ade7854_read_8bit,
		ade7854_write_8bit,
		ADE7854_PEAKCYC);
static IIO_DEV_ATTR_CHKSUM(ade7854_read_24bit,
		ADE7854_CHECKSUM);
static IIO_DEV_ATTR_ANGLE0(ade7854_read_24bit,
		ADE7854_ANGLE0);
static IIO_DEV_ATTR_ANGLE1(ade7854_read_24bit,
		ADE7854_ANGLE1);
static IIO_DEV_ATTR_ANGLE2(ade7854_read_24bit,
		ADE7854_ANGLE2);
static IIO_DEV_ATTR_AIRMS(0444,
		ade7854_read_24bit,
		NULL,
		ADE7854_AIRMS);
static IIO_DEV_ATTR_BIRMS(0444,
		ade7854_read_24bit,
		NULL,
		ADE7854_BIRMS);
static IIO_DEV_ATTR_CIRMS(0444,
		ade7854_read_24bit,
		NULL,
		ADE7854_CIRMS);
static IIO_DEV_ATTR_NIRMS(0444,
		ade7854_read_24bit,
		NULL,
		ADE7854_NIRMS);
static IIO_DEV_ATTR_AVRMS(0444,
		ade7854_read_24bit,
		NULL,
		ADE7854_AVRMS);
static IIO_DEV_ATTR_BVRMS(0444,
		ade7854_read_24bit,
		NULL,
		ADE7854_BVRMS);
static IIO_DEV_ATTR_CVRMS(0444,
		ade7854_read_24bit,
		NULL,
		ADE7854_CVRMS);
static IIO_DEV_ATTR_AIRMSOS(0444,
		ade7854_read_16bit,
		ade7854_write_16bit,
		ADE7854_AIRMSOS);
static IIO_DEV_ATTR_BIRMSOS(0444,
		ade7854_read_16bit,
		ade7854_write_16bit,
		ADE7854_BIRMSOS);
static IIO_DEV_ATTR_CIRMSOS(0444,
		ade7854_read_16bit,
		ade7854_write_16bit,
		ADE7854_CIRMSOS);
static IIO_DEV_ATTR_AVRMSOS(0444,
		ade7854_read_16bit,
		ade7854_write_16bit,
		ADE7854_AVRMSOS);
static IIO_DEV_ATTR_BVRMSOS(0444,
		ade7854_read_16bit,
		ade7854_write_16bit,
		ADE7854_BVRMSOS);
static IIO_DEV_ATTR_CVRMSOS(0444,
		ade7854_read_16bit,
		ade7854_write_16bit,
		ADE7854_CVRMSOS);
static IIO_DEV_ATTR_VOLT_A(ade7854_read_24bit,
		ADE7854_VAWV);
static IIO_DEV_ATTR_VOLT_B(ade7854_read_24bit,
		ADE7854_VBWV);
static IIO_DEV_ATTR_VOLT_C(ade7854_read_24bit,
		ADE7854_VCWV);
static IIO_DEV_ATTR_CURRENT_A(ade7854_read_24bit,
		ADE7854_IAWV);
static IIO_DEV_ATTR_CURRENT_B(ade7854_read_24bit,
		ADE7854_IBWV);
static IIO_DEV_ATTR_CURRENT_C(ade7854_read_24bit,
		ADE7854_ICWV);
static IIO_DEV_ATTR_AWATTHR(ade7854_read_32bit,
		ADE7854_AWATTHR);
static IIO_DEV_ATTR_BWATTHR(ade7854_read_32bit,
		ADE7854_BWATTHR);
static IIO_DEV_ATTR_CWATTHR(ade7854_read_32bit,
		ADE7854_CWATTHR);
static IIO_DEV_ATTR_AFWATTHR(ade7854_read_32bit,
		ADE7854_AFWATTHR);
static IIO_DEV_ATTR_BFWATTHR(ade7854_read_32bit,
		ADE7854_BFWATTHR);
static IIO_DEV_ATTR_CFWATTHR(ade7854_read_32bit,
		ADE7854_CFWATTHR);
static IIO_DEV_ATTR_AVARHR(ade7854_read_32bit,
		ADE7854_AVARHR);
static IIO_DEV_ATTR_BVARHR(ade7854_read_32bit,
		ADE7854_BVARHR);
static IIO_DEV_ATTR_CVARHR(ade7854_read_32bit,
		ADE7854_CVARHR);
static IIO_DEV_ATTR_AVAHR(ade7854_read_32bit,
		ADE7854_AVAHR);
static IIO_DEV_ATTR_BVAHR(ade7854_read_32bit,
		ADE7854_BVAHR);
static IIO_DEV_ATTR_CVAHR(ade7854_read_32bit,
		ADE7854_CVAHR);



static int ade7854_set_irq(struct device *dev, bool enable)
{
	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
	struct ade7854_state *st = iio_priv(indio_dev);

	int ret;
	u32 irqen;

	ret = st->read_reg(dev, ADE7854_MASK0, &irqen, 32);
	if (ret < 0)
		return ret;

	if (enable)
		irqen |= BIT(17); /* 1: interrupt enabled when all periodical
                                   * (at 8 kHz rate) DSP computations finish.
                                   */
	else
		irqen &= ~BIT(17);

	return st->write_reg(dev, ADE7854_MASK0, irqen, 32);
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Barry Song
79
79.00%
1
10.00%
rodrigosiqueira
8
8.00%
3
30.00%
Shraddha Barke
6
6.00%
1
10.00%
Sandhya Bankar
3
3.00%
1
10.00%
Alison Schofield
1
1.00%
1
10.00%
Lars-Peter Clausen
1
1.00%
1
10.00%
Jonathan Cameron
1
1.00%
1
10.00%
Gargi Sharma
1
1.00%
1
10.00%
Total
100
100.00%
10
100.00%



static int ade7854_initial_setup(struct iio_dev *indio_dev)
{
	int ret;
	struct device *dev = &indio_dev->dev;

	/* Disable IRQ */
	ret = ade7854_set_irq(dev, false);
	if (ret) {
		dev_err(dev, "disable irq failed");
		goto err_ret;
	}

	ade7854_reset(dev);
	usleep_range(ADE7854_STARTUP_DELAY, ADE7854_STARTUP_DELAY + 100);

err_ret:
	return ret;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Barry Song
62
89.86%
1
33.33%
Aniroop Mathur
5
7.25%
1
33.33%
Jonathan Cameron
2
2.90%
1
33.33%
Total
69
100.00%
3
100.00%

static IIO_CONST_ATTR_SAMP_FREQ_AVAIL("8000");

static IIO_CONST_ATTR(name, "ade7854");


static struct attribute *ade7854_attributes[] = {
	&iio_dev_attr_aigain.dev_attr.attr,
	&iio_dev_attr_bigain.dev_attr.attr,
	&iio_dev_attr_cigain.dev_attr.attr,
	&iio_dev_attr_nigain.dev_attr.attr,
	&iio_dev_attr_avgain.dev_attr.attr,
	&iio_dev_attr_bvgain.dev_attr.attr,
	&iio_dev_attr_cvgain.dev_attr.attr,
	&iio_dev_attr_linecyc.dev_attr.attr,
	&iio_dev_attr_sagcyc.dev_attr.attr,
	&iio_dev_attr_cfcyc.dev_attr.attr,
	&iio_dev_attr_peakcyc.dev_attr.attr,
	&iio_dev_attr_chksum.dev_attr.attr,
	&iio_dev_attr_apparent_power_a_gain.dev_attr.attr,
	&iio_dev_attr_apparent_power_b_gain.dev_attr.attr,
	&iio_dev_attr_apparent_power_c_gain.dev_attr.attr,
	&iio_dev_attr_active_power_a_offset.dev_attr.attr,
	&iio_dev_attr_active_power_b_offset.dev_attr.attr,
	&iio_dev_attr_active_power_c_offset.dev_attr.attr,
	&iio_dev_attr_reactive_power_a_gain.dev_attr.attr,
	&iio_dev_attr_reactive_power_b_gain.dev_attr.attr,
	&iio_dev_attr_reactive_power_c_gain.dev_attr.attr,
	&iio_dev_attr_reactive_power_a_offset.dev_attr.attr,
	&iio_dev_attr_reactive_power_b_offset.dev_attr.attr,
	&iio_dev_attr_reactive_power_c_offset.dev_attr.attr,
	&iio_dev_attr_awatthr.dev_attr.attr,
	&iio_dev_attr_bwatthr.dev_attr.attr,
	&iio_dev_attr_cwatthr.dev_attr.attr,
	&iio_dev_attr_afwatthr.dev_attr.attr,
	&iio_dev_attr_bfwatthr.dev_attr.attr,
	&iio_dev_attr_cfwatthr.dev_attr.attr,
	&iio_dev_attr_avarhr.dev_attr.attr,
	&iio_dev_attr_bvarhr.dev_attr.attr,
	&iio_dev_attr_cvarhr.dev_attr.attr,
	&iio_dev_attr_angle0.dev_attr.attr,
	&iio_dev_attr_angle1.dev_attr.attr,
	&iio_dev_attr_angle2.dev_attr.attr,
	&iio_dev_attr_avahr.dev_attr.attr,
	&iio_dev_attr_bvahr.dev_attr.attr,
	&iio_dev_attr_cvahr.dev_attr.attr,
	&iio_const_attr_sampling_frequency_available.dev_attr.attr,
	&iio_const_attr_name.dev_attr.attr,
	&iio_dev_attr_vpeak.dev_attr.attr,
	&iio_dev_attr_ipeak.dev_attr.attr,
	&iio_dev_attr_aphcal.dev_attr.attr,
	&iio_dev_attr_bphcal.dev_attr.attr,
	&iio_dev_attr_cphcal.dev_attr.attr,
	&iio_dev_attr_cf1den.dev_attr.attr,
	&iio_dev_attr_cf2den.dev_attr.attr,
	&iio_dev_attr_cf3den.dev_attr.attr,
	&iio_dev_attr_airms.dev_attr.attr,
	&iio_dev_attr_birms.dev_attr.attr,
	&iio_dev_attr_cirms.dev_attr.attr,
	&iio_dev_attr_nirms.dev_attr.attr,
	&iio_dev_attr_avrms.dev_attr.attr,
	&iio_dev_attr_bvrms.dev_attr.attr,
	&iio_dev_attr_cvrms.dev_attr.attr,
	&iio_dev_attr_airmsos.dev_attr.attr,
	&iio_dev_attr_birmsos.dev_attr.attr,
	&iio_dev_attr_cirmsos.dev_attr.attr,
	&iio_dev_attr_avrmsos.dev_attr.attr,
	&iio_dev_attr_bvrmsos.dev_attr.attr,
	&iio_dev_attr_cvrmsos.dev_attr.attr,
	&iio_dev_attr_volt_a.dev_attr.attr,
	&iio_dev_attr_volt_b.dev_attr.attr,
	&iio_dev_attr_volt_c.dev_attr.attr,
	&iio_dev_attr_current_a.dev_attr.attr,
	&iio_dev_attr_current_b.dev_attr.attr,
	&iio_dev_attr_current_c.dev_attr.attr,
	NULL,
};


static const struct attribute_group ade7854_attribute_group = {
	.attrs = ade7854_attributes,
};


static const struct iio_info ade7854_info = {
	.attrs = &ade7854_attribute_group,
};



int ade7854_probe(struct iio_dev *indio_dev, struct device *dev)
{
	int ret;
	struct ade7854_state *st = iio_priv(indio_dev);
	/* setup the industrialio driver allocated elements */
	mutex_init(&st->buf_lock);

	indio_dev->dev.parent = dev;
	indio_dev->info = &ade7854_info;
	indio_dev->modes = INDIO_DIRECT_MODE;

	ret = devm_iio_device_register(dev, indio_dev);
	if (ret)
		return ret;

	/* Get the device into a sane initial state */
	return ade7854_initial_setup(indio_dev);
}
Contributors
Person
Tokens
Prop
Commits
CommitProp
Barry Song
62
76.54%
1
20.00%
Jonathan Cameron
12
14.81%
2
40.00%
Alison Schofield
4
4.94%
1
20.00%
Sachin Kamat
3
3.70%
1
20.00%
Total
81
100.00%
5
100.00%

EXPORT_SYMBOL(ade7854_probe);

MODULE_AUTHOR("Barry Song <21cnbao@gmail.com>");
MODULE_DESCRIPTION("Analog Devices ADE7854/58/68/78 Polyphase Energy Meter");
MODULE_LICENSE("GPL v2");
Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Barry Song
2231
92.46%
1
5.26%
rodrigosiqueira
49
2.03%
3
15.79%
Quentin Swain
44
1.82%
1
5.26%
Jonathan Cameron
42
1.74%
4
21.05%
Lars-Peter Clausen
10
0.41%
1
5.26%
Shraddha Barke
9
0.37%
1
5.26%
Jingoo Han
8
0.33%
1
5.26%
Aniroop Mathur
5
0.21%
1
5.26%
Alison Schofield
5
0.21%
2
10.53%
Sachin Kamat
3
0.12%
1
5.26%
Sandhya Bankar
3
0.12%
1
5.26%
Paul Gortmaker
3
0.12%
1
5.26%
Gargi Sharma
1
0.04%
1
5.26%
Total
2413
100.00%
19
100.00%
Directory: drivers/staging/iio/meter

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