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Commit 298cd976 authored by Jonathan Cameron's avatar Jonathan Cameron Committed by Greg Kroah-Hartman
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staging:iio:max1363 - move to channel_spec registration. 

V3: move to single chan registration macro. Also introduce some
local macros to greatly reduce code length when setting up the
chan_spec arrays for all the different devices.

V2: update read_raw for two value approach.
Signed-off-by: default avatarJonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent f3736416
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Showing with 333 additions and 819 deletions
drivers/staging/iio/adc/max1363.h
View file @ 298cd976
......@@ -152,24 +152,24 @@ enum max1363_modes {
/**
* struct max1363_chip_info - chip specifc information
* @name: indentification string for chip
* @num_inputs: number of physical inputs on chip
* @bits: accuracy of the adc in bits
* @int_vref_mv: the internal reference voltage
* @monitor_mode: whether the chip supports monitor interrupts
* @mode_list: array of available scan modes
* @num_modes: the number of scan modes available
* @default_mode: the scan mode in which the chip starts up
* @channel: channel specification
* @num_channels: number of channels
*/
struct max1363_chip_info {
u8 num_inputs;
u8 bits;
u16 int_vref_mv;
bool monitor_mode;
const enum max1363_modes *mode_list;
int num_modes;
enum max1363_modes default_mode;
struct attribute_group *dev_attrs;
struct attribute_group *scan_attrs;
struct iio_chan_spec *channels;
int num_channels;
};
/**
......
drivers/staging/iio/adc/max1363_core.c
View file @ 298cd976
......@@ -42,39 +42,6 @@
/* Here we claim all are 16 bits. This currently does no harm and saves
* us a lot of scan element listings */
#define MAX1363_SCAN_EL(number) \
IIO_SCAN_EL_C(in##number, number, 0, NULL);
#define MAX1363_SCAN_EL_D(p, n, number) \
IIO_SCAN_NAMED_EL_C(in##p##m##in##n, in##p-in##n, number, 0, NULL);
static MAX1363_SCAN_EL(0);
static MAX1363_SCAN_EL(1);
static MAX1363_SCAN_EL(2);
static MAX1363_SCAN_EL(3);
static MAX1363_SCAN_EL(4);
static MAX1363_SCAN_EL(5);
static MAX1363_SCAN_EL(6);
static MAX1363_SCAN_EL(7);
static MAX1363_SCAN_EL(8);
static MAX1363_SCAN_EL(9);
static MAX1363_SCAN_EL(10);
static MAX1363_SCAN_EL(11);
static MAX1363_SCAN_EL_D(0, 1, 12);
static MAX1363_SCAN_EL_D(2, 3, 13);
static MAX1363_SCAN_EL_D(4, 5, 14);
static MAX1363_SCAN_EL_D(6, 7, 15);
static MAX1363_SCAN_EL_D(8, 9, 16);
static MAX1363_SCAN_EL_D(10, 11, 17);
static MAX1363_SCAN_EL_D(1, 0, 18);
static MAX1363_SCAN_EL_D(3, 2, 19);
static MAX1363_SCAN_EL_D(5, 4, 20);
static MAX1363_SCAN_EL_D(7, 6, 21);
static MAX1363_SCAN_EL_D(9, 8, 22);
static MAX1363_SCAN_EL_D(11, 10, 23);
static IIO_SCAN_EL_TIMESTAMP(24);
static IIO_CONST_ATTR_SCAN_EL_TYPE(timestamp, s, 64, 64);
static const struct max1363_mode max1363_mode_table[] = {
/* All of the single channel options first */
MAX1363_MODE_SINGLE(0, 1 << 0),
......@@ -150,58 +117,6 @@ const struct max1363_mode
return NULL;
}
static ssize_t max1363_show_precision_u(struct device *dev,
struct device_attribute *attr,
char *buf)
{
struct iio_ring_buffer *ring = dev_get_drvdata(dev);
struct max1363_state *st = iio_priv(ring->indio_dev);
return sprintf(buf, "u%d/16\n", st->chip_info->bits);
}
static ssize_t max1363_show_precision_s(struct device *dev,
struct device_attribute *attr,
char *buf)
{
struct iio_ring_buffer *ring = dev_get_drvdata(dev);
struct max1363_state *st = iio_priv(ring->indio_dev);
return sprintf(buf, "s%d/16\n", st->chip_info->bits);
}
#define MAX1363_SCAN_TYPE(n) \
DEVICE_ATTR(in##n##_type, S_IRUGO, \
max1363_show_precision_u, NULL);
#define MAX1363_SCAN_TYPE_D(p, n) \
struct device_attribute dev_attr_in##p##m##in##n##_type = \
__ATTR(in##p-in##n##_type, S_IRUGO, \
max1363_show_precision_s, NULL);
static MAX1363_SCAN_TYPE(0);
static MAX1363_SCAN_TYPE(1);
static MAX1363_SCAN_TYPE(2);
static MAX1363_SCAN_TYPE(3);
static MAX1363_SCAN_TYPE(4);
static MAX1363_SCAN_TYPE(5);
static MAX1363_SCAN_TYPE(6);
static MAX1363_SCAN_TYPE(7);
static MAX1363_SCAN_TYPE(8);
static MAX1363_SCAN_TYPE(9);
static MAX1363_SCAN_TYPE(10);
static MAX1363_SCAN_TYPE(11);
static MAX1363_SCAN_TYPE_D(0, 1);
static MAX1363_SCAN_TYPE_D(2, 3);
static MAX1363_SCAN_TYPE_D(4, 5);
static MAX1363_SCAN_TYPE_D(6, 7);
static MAX1363_SCAN_TYPE_D(8, 9);
static MAX1363_SCAN_TYPE_D(10, 11);
static MAX1363_SCAN_TYPE_D(1, 0);
static MAX1363_SCAN_TYPE_D(3, 2);
static MAX1363_SCAN_TYPE_D(5, 4);
static MAX1363_SCAN_TYPE_D(7, 6);
static MAX1363_SCAN_TYPE_D(9, 8);
static MAX1363_SCAN_TYPE_D(11, 10);
static int max1363_write_basic_config(struct i2c_client *client,
unsigned char d1,
unsigned char d2)
......@@ -232,18 +147,17 @@ int max1363_set_scan_mode(struct max1363_state *st)
st->configbyte);
}
static ssize_t max1363_read_single_channel(struct device *dev,
struct device_attribute *attr,
char *buf)
static int max1363_read_single_chan(struct iio_dev *indio_dev,
struct iio_chan_spec const *chan,
int *val,
long m)
{
struct iio_dev *indio_dev = dev_get_drvdata(dev);
struct max1363_state *st = iio_priv(indio_dev);
struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
struct i2c_client *client = st->client;
int ret = 0, len = 0;
s32 data ;
int ret = 0;
s32 data;
char rxbuf[2];
long mask;
struct max1363_state *st = iio_priv(indio_dev);
struct i2c_client *client = st->client;
mutex_lock(&indio_dev->mlock);
/*
......@@ -258,7 +172,7 @@ static ssize_t max1363_read_single_channel(struct device *dev,
/* If ring buffer capture is occurring, query the buffer */
if (iio_ring_enabled(indio_dev)) {
mask = max1363_mode_table[this_attr->address].modemask;
mask = max1363_mode_table[chan->address].modemask;
data = max1363_single_channel_from_ring(mask, st);
if (data < 0) {
ret = data;
......@@ -267,10 +181,10 @@ static ssize_t max1363_read_single_channel(struct device *dev,
} else {
/* Check to see if current scan mode is correct */
if (st->current_mode !=
&max1363_mode_table[this_attr->address]) {
&max1363_mode_table[chan->address]) {
/* Update scan mode if needed */
st->current_mode
= &max1363_mode_table[this_attr->address];
= &max1363_mode_table[chan->address];
ret = max1363_set_scan_mode(st);
if (ret)
goto error_ret;
......@@ -282,7 +196,6 @@ static ssize_t max1363_read_single_channel(struct device *dev,
ret = data;
goto error_ret;
}
data = (s32)(rxbuf[1]) | ((s32)(rxbuf[0] & 0x0F)) << 8;
} else {
/* Get reading */
......@@ -294,60 +207,44 @@ static ssize_t max1363_read_single_channel(struct device *dev,
data = rxbuf[0];
}
}
/* Pretty print the result */
len = sprintf(buf, "%u\n", data);
*val = data;
error_ret:
mutex_unlock(&indio_dev->mlock);
return ret ? ret : len;
return ret;
}
/* Direct read attribtues */
static IIO_DEV_ATTR_IN_RAW(0, max1363_read_single_channel, _s0);
static IIO_DEV_ATTR_IN_RAW(1, max1363_read_single_channel, _s1);
static IIO_DEV_ATTR_IN_RAW(2, max1363_read_single_channel, _s2);
static IIO_DEV_ATTR_IN_RAW(3, max1363_read_single_channel, _s3);
static IIO_DEV_ATTR_IN_RAW(4, max1363_read_single_channel, _s4);
static IIO_DEV_ATTR_IN_RAW(5, max1363_read_single_channel, _s5);
static IIO_DEV_ATTR_IN_RAW(6, max1363_read_single_channel, _s6);
static IIO_DEV_ATTR_IN_RAW(7, max1363_read_single_channel, _s7);
static IIO_DEV_ATTR_IN_RAW(8, max1363_read_single_channel, _s8);
static IIO_DEV_ATTR_IN_RAW(9, max1363_read_single_channel, _s9);
static IIO_DEV_ATTR_IN_RAW(10, max1363_read_single_channel, _s10);
static IIO_DEV_ATTR_IN_RAW(11, max1363_read_single_channel, _s11);
static IIO_DEV_ATTR_IN_DIFF_RAW(0, 1, max1363_read_single_channel, d0m1);
static IIO_DEV_ATTR_IN_DIFF_RAW(2, 3, max1363_read_single_channel, d2m3);
static IIO_DEV_ATTR_IN_DIFF_RAW(4, 5, max1363_read_single_channel, d4m5);
static IIO_DEV_ATTR_IN_DIFF_RAW(6, 7, max1363_read_single_channel, d6m7);
static IIO_DEV_ATTR_IN_DIFF_RAW(8, 9, max1363_read_single_channel, d8m9);
static IIO_DEV_ATTR_IN_DIFF_RAW(10, 11, max1363_read_single_channel, d10m11);
static IIO_DEV_ATTR_IN_DIFF_RAW(1, 0, max1363_read_single_channel, d1m0);
static IIO_DEV_ATTR_IN_DIFF_RAW(3, 2, max1363_read_single_channel, d3m2);
static IIO_DEV_ATTR_IN_DIFF_RAW(5, 4, max1363_read_single_channel, d5m4);
static IIO_DEV_ATTR_IN_DIFF_RAW(7, 6, max1363_read_single_channel, d7m6);
static IIO_DEV_ATTR_IN_DIFF_RAW(9, 8, max1363_read_single_channel, d9m8);
static IIO_DEV_ATTR_IN_DIFF_RAW(11, 10, max1363_read_single_channel, d11m10);
static ssize_t max1363_show_scale(struct device *dev,
struct device_attribute *attr,
char *buf)
static int max1363_read_raw(struct iio_dev *indio_dev,
struct iio_chan_spec const *chan,
int *val,
int *val2,
long m)
{
/* Driver currently only support internal vref */
struct max1363_state *st = iio_priv(dev_get_drvdata(dev));
/* Corresponds to Vref / 2^(bits) */
if ((1 << (st->chip_info->bits + 1))
> st->chip_info->int_vref_mv)
return sprintf(buf, "0.5\n");
else
return sprintf(buf, "%d\n",
st->chip_info->int_vref_mv >> st->chip_info->bits);
struct max1363_state *st = iio_priv(indio_dev);
int ret;
switch (m) {
case 0:
ret = max1363_read_single_chan(indio_dev, chan, val, m);
if (ret)
return ret;
return IIO_VAL_INT;
case (1 << IIO_CHAN_INFO_SCALE_SHARED):
if ((1 << (st->chip_info->bits + 1)) >
st->chip_info->int_vref_mv) {
*val = 0;
*val2 = 500000;
return IIO_VAL_INT_PLUS_MICRO;
} else {
*val = (st->chip_info->int_vref_mv)
>> st->chip_info->bits;
return IIO_VAL_INT;
}
default:
return -EINVAL;
}
return 0;
}
static IIO_DEVICE_ATTR(in_scale, S_IRUGO, max1363_show_scale, NULL, 0);
static ssize_t max1363_show_name(struct device *dev,
struct device_attribute *attr,
char *buf)
......@@ -366,17 +263,111 @@ static const enum max1363_modes max1363_mode_list[] = {
d0m1to2m3, d1m0to3m2,
};
static int max1363_int_th(struct iio_dev *indio_dev,
int index,
s64 timestamp,
int not_test)
{
struct max1363_state *st = iio_priv(indio_dev);
st->last_timestamp = timestamp;
schedule_work(&st->thresh_work);
return 0;
}
IIO_EVENT_SH(max1363_thresh, max1363_int_th);
#define MAX1363_EV_M \
(IIO_EV_BIT(IIO_EV_TYPE_THRESH, IIO_EV_DIR_RISING) \
| IIO_EV_BIT(IIO_EV_TYPE_THRESH, IIO_EV_DIR_FALLING))
#define MAX1363_INFO_MASK (1 << IIO_CHAN_INFO_SCALE_SHARED)
static struct iio_chan_spec max1363_channels[] = {
IIO_CHAN(IIO_IN, 0, 1, 0, NULL, 0, 0, MAX1363_INFO_MASK,
_s0, 0, IIO_ST('u', 12, 16, 0), MAX1363_EV_M,
&iio_event_max1363_thresh),
IIO_CHAN(IIO_IN, 0, 1, 0, NULL, 1, 0, MAX1363_INFO_MASK,
_s1, 1, IIO_ST('u', 12, 16, 0), MAX1363_EV_M,
&iio_event_max1363_thresh),
IIO_CHAN(IIO_IN, 0, 1, 0, NULL, 2, 0, MAX1363_INFO_MASK,
_s2, 2, IIO_ST('u', 12, 16, 0), MAX1363_EV_M,
&iio_event_max1363_thresh),
IIO_CHAN(IIO_IN, 0, 1, 0, NULL, 3, 0, MAX1363_INFO_MASK,
_s3, 3, IIO_ST('u', 12, 16, 0), MAX1363_EV_M,
&iio_event_max1363_thresh),
IIO_CHAN(IIO_IN_DIFF, 0, 1, 0, NULL, 0, 1, MAX1363_INFO_MASK,
d0m1, 4, IIO_ST('s', 12, 16, 0),
MAX1363_EV_M, &iio_event_max1363_thresh),
IIO_CHAN(IIO_IN_DIFF, 0, 1, 0, NULL, 2, 3, MAX1363_INFO_MASK,
d2m3, 5, IIO_ST('s', 12, 16, 0),
MAX1363_EV_M, &iio_event_max1363_thresh),
IIO_CHAN(IIO_IN_DIFF, 0, 1, 0, NULL, 1, 0, MAX1363_INFO_MASK,
d1m0, 6, IIO_ST('s', 12, 16, 0),
MAX1363_EV_M, &iio_event_max1363_thresh),
IIO_CHAN(IIO_IN_DIFF, 0, 1, 0, NULL, 3, 2, MAX1363_INFO_MASK,
d3m2, 7, IIO_ST('s', 12, 16, 0),
MAX1363_EV_M, &iio_event_max1363_thresh),
IIO_CHAN_SOFT_TIMESTAMP(8)
};
static struct iio_chan_spec max1361_channels[] = {
IIO_CHAN(IIO_IN, 0, 1, 0, NULL, 0, 0, MAX1363_INFO_MASK,
_s0, 0, IIO_ST('u', 10, 16, 0), MAX1363_EV_M,
&iio_event_max1363_thresh),
IIO_CHAN(IIO_IN, 0, 1, 0, NULL, 1, 0, MAX1363_INFO_MASK,
_s1, 1, IIO_ST('u', 10, 16, 0), MAX1363_EV_M,
&iio_event_max1363_thresh),
IIO_CHAN(IIO_IN, 0, 1, 0, NULL, 2, 0, MAX1363_INFO_MASK,
_s2, 2, IIO_ST('u', 10, 16, 0), MAX1363_EV_M,
&iio_event_max1363_thresh),
IIO_CHAN(IIO_IN, 0, 1, 0, NULL, 3, 0, MAX1363_INFO_MASK,
_s3, 3, IIO_ST('u', 10, 16, 0), MAX1363_EV_M,
&iio_event_max1363_thresh),
IIO_CHAN(IIO_IN_DIFF, 0, 1, 0, NULL, 0, 1, MAX1363_INFO_MASK,
d0m1, 4, IIO_ST('s', 10, 16, 0),
MAX1363_EV_M, &iio_event_max1363_thresh),
IIO_CHAN(IIO_IN_DIFF, 0, 1, 0, NULL, 2, 3, MAX1363_INFO_MASK,
d2m3, 5, IIO_ST('s', 10, 16, 0),
MAX1363_EV_M, &iio_event_max1363_thresh),
IIO_CHAN(IIO_IN_DIFF, 0, 1, 0, NULL, 1, 0, MAX1363_INFO_MASK,
d1m0, 6, IIO_ST('s', 10, 16, 0),
MAX1363_EV_M, &iio_event_max1363_thresh),
IIO_CHAN(IIO_IN_DIFF, 0, 1, 0, NULL, 3, 2, MAX1363_INFO_MASK,
d3m2, 7, IIO_ST('s', 10, 16, 0),
MAX1363_EV_M, &iio_event_max1363_thresh),
IIO_CHAN_SOFT_TIMESTAMP(8)
};
#define MAX1363_CHAN_U(num, address, scan_index, bits) \
IIO_CHAN(IIO_IN, 0, 1, 0, NULL, num, 0, MAX1363_INFO_MASK, \
address, scan_index, IIO_ST('u', bits, \
(bits == 8) ? 8 : 16, 0), \
0, NULL)
/* bipolar channel */
#define MAX1363_CHAN_B(num, num2, address, scan_index, bits) \
IIO_CHAN(IIO_IN_DIFF, 0, 1, 0, NULL, num, num2, MAX1363_INFO_MASK,\
address, scan_index, IIO_ST('s', bits, \
(bits == 8) ? 8 : 16, 0), \
0, NULL)
#define MAX1363_4X_CHANS(bits) { \
MAX1363_CHAN_U(0, _s0, 0, bits), \
MAX1363_CHAN_U(1, _s1, 1, bits), \
MAX1363_CHAN_U(2, _s2, 2, bits), \
MAX1363_CHAN_U(3, _s3, 3, bits), \
MAX1363_CHAN_B(0, 1, d0m1, 4, bits), \
MAX1363_CHAN_B(2, 3, d2m3, 5, bits), \
MAX1363_CHAN_B(1, 0, d1m0, 6, bits), \
MAX1363_CHAN_B(3, 2, d3m2, 7, bits), \
IIO_CHAN_SOFT_TIMESTAMP(8) \
}
static struct iio_chan_spec max1036_channels[] = MAX1363_4X_CHANS(8);
static struct iio_chan_spec max1136_channels[] = MAX1363_4X_CHANS(10);
static struct iio_chan_spec max1236_channels[] = MAX1363_4X_CHANS(12);
static struct attribute *max1363_device_attrs[] = {
&iio_dev_attr_in0_raw.dev_attr.attr,
&iio_dev_attr_in1_raw.dev_attr.attr,
&iio_dev_attr_in2_raw.dev_attr.attr,
&iio_dev_attr_in3_raw.dev_attr.attr,
&iio_dev_attr_in0min1_raw.dev_attr.attr,
&iio_dev_attr_in2min3_raw.dev_attr.attr,
&iio_dev_attr_in1min0_raw.dev_attr.attr,
&iio_dev_attr_in3min2_raw.dev_attr.attr,
&iio_dev_attr_name.dev_attr.attr,
&iio_dev_attr_in_scale.dev_attr.attr,
NULL
};
......@@ -384,34 +375,6 @@ static struct attribute_group max1363_dev_attr_group = {
.attrs = max1363_device_attrs,
};
static struct attribute *max1363_scan_el_attrs[] = {
&iio_scan_el_in0.dev_attr.attr, &dev_attr_in0_type.attr,
&iio_const_attr_in0_index.dev_attr.attr,
&iio_scan_el_in1.dev_attr.attr, &dev_attr_in1_type.attr,
&iio_const_attr_in1_index.dev_attr.attr,
&iio_scan_el_in2.dev_attr.attr, &dev_attr_in2_type.attr,
&iio_const_attr_in2_index.dev_attr.attr,
&iio_scan_el_in3.dev_attr.attr, &dev_attr_in3_type.attr,
&iio_const_attr_in3_index.dev_attr.attr,
&iio_scan_el_in0min1.dev_attr.attr, &dev_attr_in0min1_type.attr,
&iio_const_attr_in0min1_index.dev_attr.attr,
&iio_scan_el_in2min3.dev_attr.attr, &dev_attr_in2min3_type.attr,
&iio_const_attr_in2min3_index.dev_attr.attr,
&iio_scan_el_in1min0.dev_attr.attr, &dev_attr_in1min0_type.attr,
&iio_const_attr_in1min0_index.dev_attr.attr,
&iio_scan_el_in3min2.dev_attr.attr, &dev_attr_in3min2_type.attr,
&iio_const_attr_in3min2_index.dev_attr.attr,
&iio_const_attr_timestamp_index.dev_attr.attr,
&iio_scan_el_timestamp.dev_attr.attr,
&iio_const_attr_timestamp_type.dev_attr.attr,
NULL,
};
static struct attribute_group max1363_scan_el_group = {
.name = "scan_elements",
.attrs = max1363_scan_el_attrs,
};
/* Appies to max1236, max1237 */
static const enum max1363_modes max1236_mode_list[] = {
_s0, _s1, _s2, _s3,
......@@ -434,100 +397,36 @@ static const enum max1363_modes max1238_mode_list[] = {
d6m7to8m9, d6m7to10m11, d7m6to9m8, d7m6to11m10,
};
static struct attribute *max1238_device_attrs[] = {
&iio_dev_attr_in0_raw.dev_attr.attr,
&iio_dev_attr_in1_raw.dev_attr.attr,
&iio_dev_attr_in2_raw.dev_attr.attr,
&iio_dev_attr_in3_raw.dev_attr.attr,
&iio_dev_attr_in4_raw.dev_attr.attr,
&iio_dev_attr_in5_raw.dev_attr.attr,
&iio_dev_attr_in6_raw.dev_attr.attr,
&iio_dev_attr_in7_raw.dev_attr.attr,
&iio_dev_attr_in8_raw.dev_attr.attr,
&iio_dev_attr_in9_raw.dev_attr.attr,
&iio_dev_attr_in10_raw.dev_attr.attr,
&iio_dev_attr_in11_raw.dev_attr.attr,
&iio_dev_attr_in0min1_raw.dev_attr.attr,
&iio_dev_attr_in2min3_raw.dev_attr.attr,
&iio_dev_attr_in4min5_raw.dev_attr.attr,
&iio_dev_attr_in6min7_raw.dev_attr.attr,
&iio_dev_attr_in8min9_raw.dev_attr.attr,
&iio_dev_attr_in10min11_raw.dev_attr.attr,
&iio_dev_attr_in1min0_raw.dev_attr.attr,
&iio_dev_attr_in3min2_raw.dev_attr.attr,
&iio_dev_attr_in5min4_raw.dev_attr.attr,
&iio_dev_attr_in7min6_raw.dev_attr.attr,
&iio_dev_attr_in9min8_raw.dev_attr.attr,
&iio_dev_attr_in11min10_raw.dev_attr.attr,
&iio_dev_attr_name.dev_attr.attr,
&iio_dev_attr_in_scale.dev_attr.attr,
NULL
};
static struct attribute_group max1238_dev_attr_group = {
.attrs = max1238_device_attrs,
};
static struct attribute *max1238_scan_el_attrs[] = {
&iio_scan_el_in0.dev_attr.attr, &dev_attr_in0_type.attr,
&iio_const_attr_in0_index.dev_attr.attr,
&iio_scan_el_in1.dev_attr.attr, &dev_attr_in1_type.attr,
&iio_const_attr_in1_index.dev_attr.attr,
&iio_scan_el_in2.dev_attr.attr, &dev_attr_in2_type.attr,
&iio_const_attr_in2_index.dev_attr.attr,
&iio_scan_el_in3.dev_attr.attr, &dev_attr_in3_type.attr,
&iio_const_attr_in3_index.dev_attr.attr,
&iio_scan_el_in4.dev_attr.attr, &dev_attr_in4_type.attr,
&iio_const_attr_in4_index.dev_attr.attr,
&iio_scan_el_in5.dev_attr.attr, &dev_attr_in5_type.attr,
&iio_const_attr_in5_index.dev_attr.attr,
&iio_scan_el_in6.dev_attr.attr, &dev_attr_in6_type.attr,
&iio_const_attr_in6_index.dev_attr.attr,
&iio_scan_el_in7.dev_attr.attr, &dev_attr_in7_type.attr,
&iio_const_attr_in7_index.dev_attr.attr,
&iio_scan_el_in8.dev_attr.attr, &dev_attr_in8_type.attr,
&iio_const_attr_in8_index.dev_attr.attr,
&iio_scan_el_in9.dev_attr.attr, &dev_attr_in9_type.attr,
&iio_const_attr_in9_index.dev_attr.attr,
&iio_scan_el_in10.dev_attr.attr, &dev_attr_in10_type.attr,
&iio_const_attr_in10_index.dev_attr.attr,
&iio_scan_el_in11.dev_attr.attr, &dev_attr_in11_type.attr,
&iio_const_attr_in11_index.dev_attr.attr,
&iio_scan_el_in0min1.dev_attr.attr, &dev_attr_in0min1_type.attr,
&iio_const_attr_in0min1_index.dev_attr.attr,
&iio_scan_el_in2min3.dev_attr.attr, &dev_attr_in2min3_type.attr,
&iio_const_attr_in2min3_index.dev_attr.attr,
&iio_scan_el_in4min5.dev_attr.attr, &dev_attr_in4min5_type.attr,
&iio_const_attr_in4min5_index.dev_attr.attr,
&iio_scan_el_in6min7.dev_attr.attr, &dev_attr_in6min7_type.attr,
&iio_const_attr_in6min7_index.dev_attr.attr,
&iio_scan_el_in8min9.dev_attr.attr, &dev_attr_in8min9_type.attr,
&iio_const_attr_in8min9_index.dev_attr.attr,
&iio_scan_el_in10min11.dev_attr.attr, &dev_attr_in10min11_type.attr,
&iio_const_attr_in10min11_index.dev_attr.attr,
&iio_scan_el_in1min0.dev_attr.attr, &dev_attr_in1min0_type.attr,
&iio_const_attr_in1min0_index.dev_attr.attr,
&iio_scan_el_in3min2.dev_attr.attr, &dev_attr_in3min2_type.attr,
&iio_const_attr_in3min2_index.dev_attr.attr,
&iio_scan_el_in5min4.dev_attr.attr, &dev_attr_in5min4_type.attr,
&iio_const_attr_in5min4_index.dev_attr.attr,
&iio_scan_el_in7min6.dev_attr.attr, &dev_attr_in7min6_type.attr,
&iio_const_attr_in7min6_index.dev_attr.attr,
&iio_scan_el_in9min8.dev_attr.attr, &dev_attr_in9min8_type.attr,
&iio_const_attr_in9min8_index.dev_attr.attr,
&iio_scan_el_in11min10.dev_attr.attr, &dev_attr_in11min10_type.attr,
&iio_const_attr_in11min10_index.dev_attr.attr,
&iio_const_attr_timestamp_index.dev_attr.attr,
&iio_scan_el_timestamp.dev_attr.attr,
&iio_const_attr_timestamp_type.dev_attr.attr,
NULL,
};
static struct attribute_group max1238_scan_el_group = {
.name = "scan_elements",
.attrs = max1238_scan_el_attrs,
};
#define MAX1363_12X_CHANS(bits) { \
MAX1363_CHAN_U(0, _s0, 0, bits), \
MAX1363_CHAN_U(1, _s1, 1, bits), \
MAX1363_CHAN_U(2, _s2, 2, bits), \
MAX1363_CHAN_U(3, _s3, 3, bits), \
MAX1363_CHAN_U(4, _s4, 4, bits), \
MAX1363_CHAN_U(5, _s5, 5, bits), \
MAX1363_CHAN_U(6, _s6, 6, bits), \
MAX1363_CHAN_U(7, _s7, 7, bits), \
MAX1363_CHAN_U(8, _s8, 8, bits), \
MAX1363_CHAN_U(9, _s9, 9, bits), \
MAX1363_CHAN_U(10, _s10, 10, bits), \
MAX1363_CHAN_U(11, _s11, 11, bits), \
MAX1363_CHAN_B(0, 1, d0m1, 12, bits), \
MAX1363_CHAN_B(2, 3, d2m3, 13, bits), \
MAX1363_CHAN_B(4, 5, d4m5, 14, bits), \
MAX1363_CHAN_B(6, 7, d6m7, 15, bits), \
MAX1363_CHAN_B(8, 9, d8m9, 16, bits), \
MAX1363_CHAN_B(10, 11, d10m11, 17, bits), \
MAX1363_CHAN_B(1, 0, d1m0, 18, bits), \
MAX1363_CHAN_B(3, 2, d3m2, 19, bits), \
MAX1363_CHAN_B(5, 4, d5m4, 20, bits), \
MAX1363_CHAN_B(7, 6, d7m6, 21, bits), \
MAX1363_CHAN_B(9, 8, d9m8, 22, bits), \
MAX1363_CHAN_B(11, 10, d11m10, 23, bits), \
IIO_CHAN_SOFT_TIMESTAMP(24) \
}
static struct iio_chan_spec max1038_channels[] = MAX1363_12X_CHANS(8);
static struct iio_chan_spec max1138_channels[] = MAX1363_12X_CHANS(10);
static struct iio_chan_spec max1238_channels[] = MAX1363_12X_CHANS(12);
static const enum max1363_modes max11607_mode_list[] = {
_s0, _s1, _s2, _s3,
......@@ -547,75 +446,28 @@ static const enum max1363_modes max11608_mode_list[] = {
d1m0to3m2, d1m0to5m4, d1m0to7m6,
};
static struct attribute *max11608_device_attrs[] = {
&iio_dev_attr_in0_raw.dev_attr.attr,
&iio_dev_attr_in1_raw.dev_attr.attr,
&iio_dev_attr_in2_raw.dev_attr.attr,
&iio_dev_attr_in3_raw.dev_attr.attr,
&iio_dev_attr_in4_raw.dev_attr.attr,
&iio_dev_attr_in5_raw.dev_attr.attr,
&iio_dev_attr_in6_raw.dev_attr.attr,
&iio_dev_attr_in7_raw.dev_attr.attr,
&iio_dev_attr_in0min1_raw.dev_attr.attr,
&iio_dev_attr_in2min3_raw.dev_attr.attr,
&iio_dev_attr_in4min5_raw.dev_attr.attr,
&iio_dev_attr_in6min7_raw.dev_attr.attr,
&iio_dev_attr_in1min0_raw.dev_attr.attr,
&iio_dev_attr_in3min2_raw.dev_attr.attr,
&iio_dev_attr_in5min4_raw.dev_attr.attr,
&iio_dev_attr_in7min6_raw.dev_attr.attr,
&iio_dev_attr_name.dev_attr.attr,
&iio_dev_attr_in_scale.dev_attr.attr,
NULL
};
static struct attribute_group max11608_dev_attr_group = {
.attrs = max11608_device_attrs,
};
static struct attribute *max11608_scan_el_attrs[] = {
&iio_scan_el_in0.dev_attr.attr, &dev_attr_in0_type.attr,
&iio_const_attr_in0_index.dev_attr.attr,
&iio_scan_el_in1.dev_attr.attr, &dev_attr_in1_type.attr,
&iio_const_attr_in1_index.dev_attr.attr,
&iio_scan_el_in2.dev_attr.attr, &dev_attr_in2_type.attr,
&iio_const_attr_in2_index.dev_attr.attr,
&iio_scan_el_in3.dev_attr.attr, &dev_attr_in3_type.attr,
&iio_const_attr_in3_index.dev_attr.attr,
&iio_scan_el_in4.dev_attr.attr, &dev_attr_in4_type.attr,
&iio_const_attr_in4_index.dev_attr.attr,
&iio_scan_el_in5.dev_attr.attr, &dev_attr_in5_type.attr,
&iio_const_attr_in5_index.dev_attr.attr,
&iio_scan_el_in6.dev_attr.attr, &dev_attr_in6_type.attr,
&iio_const_attr_in6_index.dev_attr.attr,
&iio_scan_el_in7.dev_attr.attr, &dev_attr_in7_type.attr,
&iio_const_attr_in7_index.dev_attr.attr,
&iio_scan_el_in0min1.dev_attr.attr, &dev_attr_in0min1_type.attr,
&iio_const_attr_in0min1_index.dev_attr.attr,
&iio_scan_el_in2min3.dev_attr.attr, &dev_attr_in2min3_type.attr,
&iio_const_attr_in2min3_index.dev_attr.attr,
&iio_scan_el_in4min5.dev_attr.attr, &dev_attr_in4min5_type.attr,
&iio_const_attr_in4min5_index.dev_attr.attr,
&iio_scan_el_in6min7.dev_attr.attr, &dev_attr_in6min7_type.attr,
&iio_const_attr_in6min7_index.dev_attr.attr,
&iio_scan_el_in1min0.dev_attr.attr, &dev_attr_in1min0_type.attr,
&iio_const_attr_in1min0_index.dev_attr.attr,
&iio_scan_el_in3min2.dev_attr.attr, &dev_attr_in3min2_type.attr,
&iio_const_attr_in3min2_index.dev_attr.attr,
&iio_scan_el_in5min4.dev_attr.attr, &dev_attr_in5min4_type.attr,
&iio_const_attr_in5min4_index.dev_attr.attr,
&iio_scan_el_in7min6.dev_attr.attr, &dev_attr_in7min6_type.attr,
&iio_const_attr_in7min6_index.dev_attr.attr,
&iio_const_attr_timestamp_index.dev_attr.attr,
&iio_scan_el_timestamp.dev_attr.attr,
&iio_const_attr_timestamp_type.dev_attr.attr,
NULL
};
static struct attribute_group max11608_scan_el_group = {
.name = "scan_elements",
.attrs = max11608_scan_el_attrs,
};
#define MAX1363_8X_CHANS(bits) { \
MAX1363_CHAN_U(0, _s0, 0, bits), \
MAX1363_CHAN_U(1, _s1, 1, bits), \
MAX1363_CHAN_U(2, _s2, 2, bits), \
MAX1363_CHAN_U(3, _s3, 3, bits), \
MAX1363_CHAN_U(4, _s4, 4, bits), \
MAX1363_CHAN_U(5, _s5, 5, bits), \
MAX1363_CHAN_U(6, _s6, 6, bits), \
MAX1363_CHAN_U(7, _s7, 7, bits), \
MAX1363_CHAN_B(0, 1, d0m1, 8, bits), \
MAX1363_CHAN_B(2, 3, d2m3, 9, bits), \
MAX1363_CHAN_B(4, 5, d4m5, 10, bits), \
MAX1363_CHAN_B(6, 7, d6m7, 11, bits), \
MAX1363_CHAN_B(1, 0, d1m0, 12, bits), \
MAX1363_CHAN_B(3, 2, d3m2, 13, bits), \
MAX1363_CHAN_B(5, 4, d5m4, 14, bits), \
MAX1363_CHAN_B(7, 6, d7m6, 15, bits), \
IIO_CHAN_SOFT_TIMESTAMP(16) \
}
static struct iio_chan_spec max11602_channels[] = MAX1363_8X_CHANS(8);
static struct iio_chan_spec max11608_channels[] = MAX1363_8X_CHANS(10);
static struct iio_chan_spec max11614_channels[] = MAX1363_8X_CHANS(12);
enum { max1361,
max1362,
......@@ -656,348 +508,314 @@ enum { max1361,
/* max1363 and max1368 tested - rest from data sheet */
static const struct max1363_chip_info max1363_chip_info_tbl[] = {
[max1361] = {
.num_inputs = 4,
.bits = 10,
.int_vref_mv = 2048,
.monitor_mode = 1,
.mode_list = max1363_mode_list,
.num_modes = ARRAY_SIZE(max1363_mode_list),
.default_mode = s0to3,
.dev_attrs = &max1363_dev_attr_group,
.scan_attrs = &max1363_scan_el_group,
.channels = max1361_channels,
.num_channels = ARRAY_SIZE(max1361_channels),
},
[max1362] = {
.num_inputs = 4,
.bits = 10,
.int_vref_mv = 4096,
.monitor_mode = 1,
.mode_list = max1363_mode_list,
.num_modes = ARRAY_SIZE(max1363_mode_list),
.default_mode = s0to3,
.dev_attrs = &max1363_dev_attr_group,
.scan_attrs = &max1363_scan_el_group,
.channels = max1361_channels,
.num_channels = ARRAY_SIZE(max1361_channels),
},
[max1363] = {
.num_inputs = 4,
.bits = 12,
.int_vref_mv = 2048,
.monitor_mode = 1,
.mode_list = max1363_mode_list,
.num_modes = ARRAY_SIZE(max1363_mode_list),
.default_mode = s0to3,
.dev_attrs = &max1363_dev_attr_group,
.scan_attrs = &max1363_scan_el_group,
.channels = max1363_channels,
.num_channels = ARRAY_SIZE(max1363_channels),
},
[max1364] = {
.num_inputs = 4,
.bits = 12,
.int_vref_mv = 4096,
.monitor_mode = 1,
.mode_list = max1363_mode_list,
.num_modes = ARRAY_SIZE(max1363_mode_list),
.default_mode = s0to3,
.dev_attrs = &max1363_dev_attr_group,
.scan_attrs = &max1363_scan_el_group,
.channels = max1363_channels,
.num_channels = ARRAY_SIZE(max1363_channels),
},
[max1036] = {
.num_inputs = 4,
.bits = 8,
.int_vref_mv = 4096,
.mode_list = max1236_mode_list,
.num_modes = ARRAY_SIZE(max1236_mode_list),
.default_mode = s0to3,
.dev_attrs = &max1363_dev_attr_group,
.scan_attrs = &max1363_scan_el_group,
.channels = max1036_channels,
.num_channels = ARRAY_SIZE(max1036_channels),
},
[max1037] = {
.num_inputs = 4,
.bits = 8,
.int_vref_mv = 2048,
.mode_list = max1236_mode_list,
.num_modes = ARRAY_SIZE(max1236_mode_list),
.default_mode = s0to3,
.dev_attrs = &max1363_dev_attr_group,
.scan_attrs = &max1363_scan_el_group,
.channels = max1036_channels,
.num_channels = ARRAY_SIZE(max1036_channels),
},
[max1038] = {
.num_inputs = 12,
.bits = 8,
.int_vref_mv = 4096,
.mode_list = max1238_mode_list,
.num_modes = ARRAY_SIZE(max1238_mode_list),
.default_mode = s0to11,
.dev_attrs = &max1238_dev_attr_group,
.scan_attrs = &max1238_scan_el_group,
.channels = max1038_channels,
.num_channels = ARRAY_SIZE(max1038_channels),
},
[max1039] = {
.num_inputs = 12,
.bits = 8,
.int_vref_mv = 2048,
.mode_list = max1238_mode_list,
.num_modes = ARRAY_SIZE(max1238_mode_list),
.default_mode = s0to11,
.dev_attrs = &max1238_dev_attr_group,
.scan_attrs = &max1238_scan_el_group,
.channels = max1038_channels,
.num_channels = ARRAY_SIZE(max1038_channels),
},
[max1136] = {
.num_inputs = 4,
.bits = 10,
.int_vref_mv = 4096,
.mode_list = max1236_mode_list,
.num_modes = ARRAY_SIZE(max1236_mode_list),
.default_mode = s0to3,
.dev_attrs = &max1363_dev_attr_group,
.scan_attrs = &max1363_scan_el_group,
.channels = max1136_channels,
.num_channels = ARRAY_SIZE(max1136_channels),
},
[max1137] = {
.num_inputs = 4,
.bits = 10,
.int_vref_mv = 2048,
.mode_list = max1236_mode_list,
.num_modes = ARRAY_SIZE(max1236_mode_list),
.default_mode = s0to3,
.dev_attrs = &max1363_dev_attr_group,
.scan_attrs = &max1363_scan_el_group,
.channels = max1136_channels,
.num_channels = ARRAY_SIZE(max1136_channels),
},
[max1138] = {
.num_inputs = 12,
.bits = 10,
.int_vref_mv = 4096,
.mode_list = max1238_mode_list,
.num_modes = ARRAY_SIZE(max1238_mode_list),
.default_mode = s0to11,
.dev_attrs = &max1238_dev_attr_group,
.scan_attrs = &max1238_scan_el_group,
.channels = max1138_channels,
.num_channels = ARRAY_SIZE(max1138_channels),
},
[max1139] = {
.num_inputs = 12,
.bits = 10,
.int_vref_mv = 2048,
.mode_list = max1238_mode_list,
.num_modes = ARRAY_SIZE(max1238_mode_list),
.default_mode = s0to11,
.dev_attrs = &max1238_dev_attr_group,
.scan_attrs = &max1238_scan_el_group,
.channels = max1138_channels,
.num_channels = ARRAY_SIZE(max1138_channels),
},
[max1236] = {
.num_inputs = 4,
.bits = 12,
.int_vref_mv = 4096,
.mode_list = max1236_mode_list,
.num_modes = ARRAY_SIZE(max1236_mode_list),
.default_mode = s0to3,
.dev_attrs = &max1363_dev_attr_group,
.scan_attrs = &max1363_scan_el_group,
.channels = max1236_channels,
.num_channels = ARRAY_SIZE(max1236_channels),
},
[max1237] = {
.num_inputs = 4,
.bits = 12,
.int_vref_mv = 2048,
.mode_list = max1236_mode_list,
.num_modes = ARRAY_SIZE(max1236_mode_list),
.default_mode = s0to3,
.dev_attrs = &max1363_dev_attr_group,
.scan_attrs = &max1363_scan_el_group,
.channels = max1236_channels,
.num_channels = ARRAY_SIZE(max1236_channels),
},
[max1238] = {
.num_inputs = 12,
.bits = 12,
.int_vref_mv = 4096,
.mode_list = max1238_mode_list,
.num_modes = ARRAY_SIZE(max1238_mode_list),
.default_mode = s0to11,
.dev_attrs = &max1238_dev_attr_group,
.scan_attrs = &max1238_scan_el_group,
.channels = max1238_channels,
.num_channels = ARRAY_SIZE(max1238_channels),
},
[max1239] = {
.num_inputs = 12,
.bits = 12,
.int_vref_mv = 2048,
.mode_list = max1238_mode_list,
.num_modes = ARRAY_SIZE(max1238_mode_list),
.default_mode = s0to11,
.dev_attrs = &max1238_dev_attr_group,
.scan_attrs = &max1238_scan_el_group,
.channels = max1238_channels,
.num_channels = ARRAY_SIZE(max1238_channels),
},
[max11600] = {
.num_inputs = 4,
.bits = 8,
.int_vref_mv = 4096,
.mode_list = max11607_mode_list,
.num_modes = ARRAY_SIZE(max11607_mode_list),
.default_mode = s0to3,
.dev_attrs = &max1363_dev_attr_group,
.scan_attrs = &max1363_scan_el_group,
.channels = max1036_channels,
.num_channels = ARRAY_SIZE(max1036_channels),
},
[max11601] = {
.num_inputs = 4,
.bits = 8,
.int_vref_mv = 2048,
.mode_list = max11607_mode_list,
.num_modes = ARRAY_SIZE(max11607_mode_list),
.default_mode = s0to3,
.dev_attrs = &max1363_dev_attr_group,
.scan_attrs = &max1363_scan_el_group,
.channels = max1036_channels,
.num_channels = ARRAY_SIZE(max1036_channels),
},
[max11602] = {
.num_inputs = 8,
.bits = 8,
.int_vref_mv = 4096,
.mode_list = max11608_mode_list,
.num_modes = ARRAY_SIZE(max11608_mode_list),
.default_mode = s0to7,
.dev_attrs = &max11608_dev_attr_group,
.scan_attrs = &max11608_scan_el_group,
.channels = max11602_channels,
.num_channels = ARRAY_SIZE(max11602_channels),
},
[max11603] = {
.num_inputs = 8,
.bits = 8,
.int_vref_mv = 2048,
.mode_list = max11608_mode_list,
.num_modes = ARRAY_SIZE(max11608_mode_list),
.default_mode = s0to7,
.dev_attrs = &max11608_dev_attr_group,
.scan_attrs = &max11608_scan_el_group,
.channels = max11602_channels,
.num_channels = ARRAY_SIZE(max11602_channels),
},
[max11604] = {
.num_inputs = 12,
.bits = 8,
.int_vref_mv = 4098,
.mode_list = max1238_mode_list,
.num_modes = ARRAY_SIZE(max1238_mode_list),
.default_mode = s0to11,
.dev_attrs = &max1238_dev_attr_group,
.scan_attrs = &max1238_scan_el_group,
.channels = max1238_channels,
.num_channels = ARRAY_SIZE(max1238_channels),
},
[max11605] = {
.num_inputs = 12,
.bits = 8,
.int_vref_mv = 2048,
.mode_list = max1238_mode_list,
.num_modes = ARRAY_SIZE(max1238_mode_list),
.default_mode = s0to11,
.dev_attrs = &max1238_dev_attr_group,
.scan_attrs = &max1238_scan_el_group,
.channels = max1238_channels,
.num_channels = ARRAY_SIZE(max1238_channels),
},
[max11606] = {
.num_inputs = 4,
.bits = 10,
.int_vref_mv = 4096,
.mode_list = max11607_mode_list,
.num_modes = ARRAY_SIZE(max11607_mode_list),
.default_mode = s0to3,
.dev_attrs = &max1363_dev_attr_group,
.scan_attrs = &max1363_scan_el_group,
.channels = max1136_channels,
.num_channels = ARRAY_SIZE(max1136_channels),
},
[max11607] = {
.num_inputs = 4,
.bits = 10,
.int_vref_mv = 2048,
.mode_list = max11607_mode_list,
.num_modes = ARRAY_SIZE(max11607_mode_list),
.default_mode = s0to3,
.dev_attrs = &max1363_dev_attr_group,
.scan_attrs = &max1363_scan_el_group,
.channels = max1136_channels,
.num_channels = ARRAY_SIZE(max1136_channels),
},
[max11608] = {
.num_inputs = 8,
.bits = 10,
.int_vref_mv = 4096,
.mode_list = max11608_mode_list,
.num_modes = ARRAY_SIZE(max11608_mode_list),
.default_mode = s0to7,
.dev_attrs = &max11608_dev_attr_group,
.scan_attrs = &max11608_scan_el_group,
.channels = max11608_channels,
.num_channels = ARRAY_SIZE(max11608_channels),
},
[max11609] = {
.num_inputs = 8,
.bits = 10,
.int_vref_mv = 2048,
.mode_list = max11608_mode_list,
.num_modes = ARRAY_SIZE(max11608_mode_list),
.default_mode = s0to7,
.dev_attrs = &max11608_dev_attr_group,
.scan_attrs = &max11608_scan_el_group,
.channels = max11608_channels,
.num_channels = ARRAY_SIZE(max11608_channels),
},
[max11610] = {
.num_inputs = 12,
.bits = 10,
.int_vref_mv = 4098,
.mode_list = max1238_mode_list,
.num_modes = ARRAY_SIZE(max1238_mode_list),
.default_mode = s0to11,
.dev_attrs = &max1238_dev_attr_group,
.scan_attrs = &max1238_scan_el_group,
.channels = max1238_channels,
.num_channels = ARRAY_SIZE(max1238_channels),
},
[max11611] = {
.num_inputs = 12,
.bits = 10,
.int_vref_mv = 2048,
.mode_list = max1238_mode_list,
.num_modes = ARRAY_SIZE(max1238_mode_list),
.default_mode = s0to11,
.dev_attrs = &max1238_dev_attr_group,
.scan_attrs = &max1238_scan_el_group,
.channels = max1238_channels,
.num_channels = ARRAY_SIZE(max1238_channels),
},
[max11612] = {
.num_inputs = 4,
.bits = 12,
.int_vref_mv = 4096,
.mode_list = max11607_mode_list,
.num_modes = ARRAY_SIZE(max11607_mode_list),
.default_mode = s0to3,
.dev_attrs = &max1363_dev_attr_group,
.scan_attrs = &max1363_scan_el_group,
.channels = max1363_channels,
.num_channels = ARRAY_SIZE(max1363_channels),
},
[max11613] = {
.num_inputs = 4,
.bits = 12,
.int_vref_mv = 2048,
.mode_list = max11607_mode_list,
.num_modes = ARRAY_SIZE(max11607_mode_list),
.default_mode = s0to3,
.dev_attrs = &max1363_dev_attr_group,
.scan_attrs = &max1363_scan_el_group,
.channels = max1363_channels,
.num_channels = ARRAY_SIZE(max1363_channels),
},
[max11614] = {
.num_inputs = 8,
.bits = 12,
.int_vref_mv = 4096,
.mode_list = max11608_mode_list,
.num_modes = ARRAY_SIZE(max11608_mode_list),
.default_mode = s0to7,
.dev_attrs = &max11608_dev_attr_group,
.scan_attrs = &max11608_scan_el_group,
.channels = max11614_channels,
.num_channels = ARRAY_SIZE(max11614_channels),
},
[max11615] = {
.num_inputs = 8,
.bits = 12,
.int_vref_mv = 2048,
.mode_list = max11608_mode_list,
.num_modes = ARRAY_SIZE(max11608_mode_list),
.default_mode = s0to7,
.dev_attrs = &max11608_dev_attr_group,
.scan_attrs = &max11608_scan_el_group,
.channels = max11614_channels,
.num_channels = ARRAY_SIZE(max11614_channels),
},
[max11616] = {
.num_inputs = 12,
.bits = 12,
.int_vref_mv = 4098,
.mode_list = max1238_mode_list,
.num_modes = ARRAY_SIZE(max1238_mode_list),
.default_mode = s0to11,
.dev_attrs = &max1238_dev_attr_group,
.scan_attrs = &max1238_scan_el_group,
.channels = max1238_channels,
.num_channels = ARRAY_SIZE(max1238_channels),
},
[max11617] = {
.num_inputs = 12,
.bits = 12,
.int_vref_mv = 2048,
.mode_list = max1238_mode_list,
.num_modes = ARRAY_SIZE(max1238_mode_list),
.default_mode = s0to11,
.dev_attrs = &max1238_dev_attr_group,
.scan_attrs = &max1238_scan_el_group,
.channels = max1238_channels,
.num_channels = ARRAY_SIZE(max1238_channels),
}
};
......@@ -1048,51 +866,24 @@ static IIO_DEV_ATTR_SAMP_FREQ(S_IRUGO | S_IWUSR,
static IIO_CONST_ATTR(sampling_frequency_available,
"133000 665000 33300 16600 8300 4200 2000 1000");
static ssize_t max1363_show_thresh(struct device *dev,
struct device_attribute *attr,
char *buf,
bool high)
static int max1363_read_thresh(struct iio_dev *indio_dev,
int event_code,
int *val)
{
struct iio_dev *indio_dev = dev_get_drvdata(dev);
struct max1363_state *st = iio_priv(indio_dev);
struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
if (high)
return sprintf(buf, "%d\n",
st->thresh_high[this_attr->address]);
if (IIO_EVENT_CODE_EXTRACT_DIR(event_code) == IIO_EV_DIR_FALLING)
*val = st->thresh_low[IIO_EVENT_CODE_EXTRACT_NUM(event_code)];
else
return sprintf(buf, "%d\n",
st->thresh_low[this_attr->address & 0x7]);
}
static ssize_t max1363_show_thresh_low(struct device *dev,
struct device_attribute *attr,
char *buf)
{
return max1363_show_thresh(dev, attr, buf, false);
}
static ssize_t max1363_show_thresh_high(struct device *dev,
struct device_attribute *attr,
char *buf)
{
return max1363_show_thresh(dev, attr, buf, true);
*val = st->thresh_high[IIO_EVENT_CODE_EXTRACT_NUM(event_code)];
return 0;
}
static ssize_t max1363_store_thresh_unsigned(struct device *dev,
struct device_attribute *attr,
const char *buf,
size_t len,
bool high)
static int max1363_write_thresh(struct iio_dev *indio_dev,
int event_code,
int val)
{
struct max1363_state *st = iio_priv(dev_get_drvdata(dev));
struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
unsigned long val;
int ret;
ret = strict_strtoul(buf, 10, &val);
if (ret)
return -EINVAL;
struct max1363_state *st = iio_priv(indio_dev);
/* make it handle signed correctly as well */
switch (st->chip_info->bits) {
case 10:
if (val > 0x3FF)
......@@ -1104,154 +895,15 @@ static ssize_t max1363_store_thresh_unsigned(struct device *dev,
break;
}
switch (high) {
case 1:
st->thresh_high[this_attr->address] = val;
break;
case 0:
st->thresh_low[this_attr->address & 0x7] = val;
break;
}
return len;
}
static ssize_t max1363_store_thresh_high_unsigned(struct device *dev,
struct device_attribute *attr,
const char *buf,
size_t len)
{
return max1363_store_thresh_unsigned(dev, attr, buf, len, true);
}
static ssize_t max1363_store_thresh_low_unsigned(struct device *dev,
struct device_attribute *attr,
const char *buf,
size_t len)
{
return max1363_store_thresh_unsigned(dev, attr, buf, len, false);
}
static ssize_t max1363_store_thresh_signed(struct device *dev,
struct device_attribute *attr,
const char *buf,
size_t len,
bool high)
{
struct max1363_state *st = iio_priv(dev_get_drvdata(dev));
struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
long val;
int ret;
ret = strict_strtol(buf, 10, &val);
if (ret)
return -EINVAL;
switch (st->chip_info->bits) {
case 10:
if (val < -512 || val > 511)
return -EINVAL;
break;
case 12:
if (val < -2048 || val > 2047)
return -EINVAL;
break;
}
switch (high) {
case 1:
st->thresh_high[this_attr->address] = val;
switch (IIO_EVENT_CODE_EXTRACT_DIR(event_code)) {
case IIO_EV_DIR_FALLING:
st->thresh_low[IIO_EVENT_CODE_EXTRACT_NUM(event_code)] = val;
break;
case 0:
st->thresh_low[this_attr->address & 0x7] = val;
case IIO_EV_DIR_RISING:
st->thresh_high[IIO_EVENT_CODE_EXTRACT_NUM(event_code)] = val;
break;
}
return len;
}
static ssize_t max1363_store_thresh_high_signed(struct device *dev,
struct device_attribute *attr,
const char *buf,
size_t len)
{
return max1363_store_thresh_signed(dev, attr, buf, len, true);
}
static ssize_t max1363_store_thresh_low_signed(struct device *dev,
struct device_attribute *attr,
const char *buf,
size_t len)
{
return max1363_store_thresh_signed(dev, attr, buf, len, false);
}
static IIO_DEVICE_ATTR(in0_thresh_high_value, S_IRUGO | S_IWUSR,
max1363_show_thresh_high,
max1363_store_thresh_high_unsigned, 0);
static IIO_DEVICE_ATTR(in0_thresh_low_value, S_IRUGO | S_IWUSR,
max1363_show_thresh_low,
max1363_store_thresh_low_unsigned, 0);
static IIO_DEVICE_ATTR(in1_thresh_high_value, S_IRUGO | S_IWUSR,
max1363_show_thresh_high,
max1363_store_thresh_high_unsigned, 1);
static IIO_DEVICE_ATTR(in1_thresh_low_value, S_IRUGO | S_IWUSR,
max1363_show_thresh_low,
max1363_store_thresh_low_unsigned, 1);
static IIO_DEVICE_ATTR(in2_thresh_high_value, S_IRUGO | S_IWUSR,
max1363_show_thresh_high,
max1363_store_thresh_high_unsigned, 2);
static IIO_DEVICE_ATTR(in2_thresh_low_value, S_IRUGO | S_IWUSR,
max1363_show_thresh_low,
max1363_store_thresh_low_unsigned, 2);
static IIO_DEVICE_ATTR(in3_thresh_high_value, S_IRUGO | S_IWUSR,
max1363_show_thresh_high,
max1363_store_thresh_high_unsigned, 3);
static IIO_DEVICE_ATTR(in3_thresh_low_value, S_IRUGO | S_IWUSR,
max1363_show_thresh_low,
max1363_store_thresh_low_unsigned, 3);
static IIO_DEVICE_ATTR_NAMED(in0min1_thresh_high_value,
in0-in1_thresh_high_value,
S_IRUGO | S_IWUSR, max1363_show_thresh_high,
max1363_store_thresh_high_signed, 4);
static IIO_DEVICE_ATTR_NAMED(in0min1_thresh_low_value,
in0-in1_thresh_low_value,
S_IRUGO | S_IWUSR, max1363_show_thresh_low,
max1363_store_thresh_low_signed, 4);
static IIO_DEVICE_ATTR_NAMED(in2min3_thresh_high_value,
in2-in3_thresh_high_value,
S_IRUGO | S_IWUSR, max1363_show_thresh_high,
max1363_store_thresh_high_signed, 5);
static IIO_DEVICE_ATTR_NAMED(in2min3_thresh_low_value,
in2-in3_thresh_low_value,
S_IRUGO | S_IWUSR, max1363_show_thresh_low,
max1363_store_thresh_low_signed, 5);
static IIO_DEVICE_ATTR_NAMED(in1min0_thresh_high_value,
in1-in0_thresh_high_value,
S_IRUGO | S_IWUSR, max1363_show_thresh_high,
max1363_store_thresh_high_signed, 6);
static IIO_DEVICE_ATTR_NAMED(in1min0_thresh_low_value,
in1-in0_thresh_low_value,
S_IRUGO | S_IWUSR, max1363_show_thresh_low,
max1363_store_thresh_low_signed, 6);
static IIO_DEVICE_ATTR_NAMED(in3min2_thresh_high_value,
in3-in2_thresh_high_value,
S_IRUGO | S_IWUSR, max1363_show_thresh_high,
max1363_store_thresh_high_signed, 7);
static IIO_DEVICE_ATTR_NAMED(in3min2_thresh_low_value,
in3-in2_thresh_low_value,
S_IRUGO | S_IWUSR, max1363_show_thresh_low,
max1363_store_thresh_low_signed, 7);
static int max1363_int_th(struct iio_dev *indio_dev,
int index,
s64 timestamp,
int not_test)
{
struct max1363_state *st = iio_priv(indio_dev);
st->last_timestamp = timestamp;
schedule_work(&st->thresh_work);
return 0;
}
......@@ -1265,6 +917,7 @@ static void max1363_thresh_handler_bh(struct work_struct *work_s)
MAX1363_MON_INT_ENABLE | (st->monitor_speed << 1) | 0xF0 };
i2c_master_recv(st->client, &rx, 1);
/* todo - begging for use of for_each_set_bit */
if (rx & (1 << 0))
iio_push_event(indio_dev, 0,
IIO_EVENT_CODE_IN_LOW_THRESH(3),
......@@ -1301,23 +954,21 @@ static void max1363_thresh_handler_bh(struct work_struct *work_s)
i2c_master_send(st->client, tx, 2);
}
static ssize_t max1363_read_interrupt_config(struct device *dev,
struct device_attribute *attr,
char *buf)
static int max1363_read_event_config(struct iio_dev *indio_dev,
int event_code)
{
struct iio_dev *indio_dev = dev_get_drvdata(dev);
struct max1363_state *st = iio_priv(indio_dev);
struct iio_event_attr *this_attr = to_iio_event_attr(attr);
int val;
int val;
int number = IIO_EVENT_CODE_EXTRACT_NUM(event_code);
mutex_lock(&indio_dev->mlock);
if (this_attr->mask & 0x8)
val = (1 << (this_attr->mask & 0x7)) & st->mask_low;
if (IIO_EVENT_CODE_EXTRACT_DIR(event_code) == IIO_EV_DIR_FALLING)
val = (1 << number) & st->mask_low;
else
val = (1 << this_attr->mask) & st->mask_high;
val = (1 << number) & st->mask_high;
mutex_unlock(&indio_dev->mlock);
return sprintf(buf, "%d\n", !!val);
return val;
}
static int max1363_monitor_mode_update(struct max1363_state *st, int enabled)
......@@ -1434,6 +1085,7 @@ static int max1363_monitor_mode_update(struct max1363_state *st, int enabled)
* To keep this manageable we always use one of 3 scan modes.
* Scan 0...3, 0-1,2-3 and 1-0,3-2
*/
static inline int __max1363_check_event_mask(int thismask, int checkmask)
{
int ret = 0;
......@@ -1454,206 +1106,61 @@ static inline int __max1363_check_event_mask(int thismask, int checkmask)
return ret;
}
static ssize_t max1363_write_interrupt_config(struct device *dev,
struct device_attribute *attr,
const char *buf,
size_t len)
static int max1363_write_event_config(struct iio_dev *indio_dev,
int event_code,
struct iio_event_handler_list *listel,
int state)
{
struct iio_dev *indio_dev = dev_get_drvdata(dev);
int ret = 0;
struct max1363_state *st = iio_priv(indio_dev);
struct iio_event_attr *this_attr = to_iio_event_attr(attr);
unsigned long val;
int ret;
u16 unifiedmask;
ret = strict_strtoul(buf, 10, &val);
if (ret)
return -EINVAL;
int number = IIO_EVENT_CODE_EXTRACT_NUM(event_code);
mutex_lock(&indio_dev->mlock);
unifiedmask = st->mask_low | st->mask_high;
if (this_attr->mask & 0x08) {
/* If we are disabling no need to test */
if (val == 0)
st->mask_low &= ~(1 << (this_attr->mask & 0x7));
if (IIO_EVENT_CODE_EXTRACT_DIR(event_code) == IIO_EV_DIR_FALLING) {
if (state == 0)
st->mask_low &= ~(1 << number);
else {
ret = __max1363_check_event_mask(this_attr->mask & 0x7,
ret = __max1363_check_event_mask((1 << number),
unifiedmask);
if (ret)
goto error_ret;
st->mask_low |= (1 << (this_attr->mask & 0x7));
st->mask_low |= (1 << number);
}
} else {
if (val == 0)
st->mask_high &= ~(1 << (this_attr->mask));
if (state == 0)
st->mask_high &= ~(1 << number);
else {
ret = __max1363_check_event_mask(this_attr->mask,
ret = __max1363_check_event_mask((1 << number),
unifiedmask);
if (ret)
goto error_ret;
st->mask_high |= (1 << this_attr->mask);
st->mask_high |= (1 << number);
}
}
if (st->monitor_on && !st->mask_high && !st->mask_low)
iio_remove_event_from_list(this_attr->listel,
iio_remove_event_from_list(listel,
&indio_dev->interrupts[0]->ev_list);
if (!st->monitor_on && val)
iio_add_event_to_list(this_attr->listel,
if (!st->monitor_on && state)
iio_add_event_to_list(listel,
&indio_dev->interrupts[0]->ev_list);
max1363_monitor_mode_update(st, !!(st->mask_high | st->mask_low));
error_ret:
mutex_unlock(&indio_dev->mlock);
return len;
return ret;
}
IIO_EVENT_SH(max1363_thresh, max1363_int_th);
#define MAX1363_HIGH_THRESH(a) a
#define MAX1363_LOW_THRESH(a) (a | 0x8)
IIO_EVENT_ATTR_SH(in0_thresh_high_en,
iio_event_max1363_thresh,
max1363_read_interrupt_config,
max1363_write_interrupt_config,
MAX1363_HIGH_THRESH(0));
IIO_EVENT_ATTR_SH(in0_thresh_low_en,
iio_event_max1363_thresh,
max1363_read_interrupt_config,
max1363_write_interrupt_config,
MAX1363_LOW_THRESH(0));
IIO_EVENT_ATTR_SH(in1_thresh_high_en,
iio_event_max1363_thresh,
max1363_read_interrupt_config,
max1363_write_interrupt_config,
MAX1363_HIGH_THRESH(1));
IIO_EVENT_ATTR_SH(in1_thresh_low_en,
iio_event_max1363_thresh,
max1363_read_interrupt_config,
max1363_write_interrupt_config,
MAX1363_LOW_THRESH(1));
IIO_EVENT_ATTR_SH(in2_thresh_high_en,
iio_event_max1363_thresh,
max1363_read_interrupt_config,
max1363_write_interrupt_config,
MAX1363_HIGH_THRESH(2));
IIO_EVENT_ATTR_SH(in2_thresh_low_en,
iio_event_max1363_thresh,
max1363_read_interrupt_config,
max1363_write_interrupt_config,
MAX1363_LOW_THRESH(2));
IIO_EVENT_ATTR_SH(in3_thresh_high_en,
iio_event_max1363_thresh,
max1363_read_interrupt_config,
max1363_write_interrupt_config,
MAX1363_HIGH_THRESH(3));
IIO_EVENT_ATTR_SH(in3_thresh_low_en,
iio_event_max1363_thresh,
max1363_read_interrupt_config,
max1363_write_interrupt_config,
MAX1363_LOW_THRESH(3));
IIO_EVENT_ATTR_NAMED_SH(in0min1_thresh_high_en,
in0-in1_thresh_high_en,
iio_event_max1363_thresh,
max1363_read_interrupt_config,
max1363_write_interrupt_config,
MAX1363_HIGH_THRESH(4));
IIO_EVENT_ATTR_NAMED_SH(in0min1_thresh_low_en,
in0-in1_thresh_low_en,
iio_event_max1363_thresh,
max1363_read_interrupt_config,
max1363_write_interrupt_config,
MAX1363_LOW_THRESH(4));
IIO_EVENT_ATTR_NAMED_SH(in3min2_thresh_high_en,
in3-in2_thresh_high_en,
iio_event_max1363_thresh,
max1363_read_interrupt_config,
max1363_write_interrupt_config,
MAX1363_HIGH_THRESH(5));
IIO_EVENT_ATTR_NAMED_SH(in3min2_thresh_low_en,
in3-in2_thresh_low_en,
iio_event_max1363_thresh,
max1363_read_interrupt_config,
max1363_write_interrupt_config,
MAX1363_LOW_THRESH(5));
IIO_EVENT_ATTR_NAMED_SH(in1min0_thresh_high_en,
in1-in0_thresh_high_en,
iio_event_max1363_thresh,
max1363_read_interrupt_config,
max1363_write_interrupt_config,
MAX1363_HIGH_THRESH(6));
IIO_EVENT_ATTR_NAMED_SH(in1min0_thresh_low_en,
in1-in0_thresh_low_en,
iio_event_max1363_thresh,
max1363_read_interrupt_config,
max1363_write_interrupt_config,
MAX1363_LOW_THRESH(6));
IIO_EVENT_ATTR_NAMED_SH(in2min3_thresh_high_en,
in2-in3_thresh_high_en,
iio_event_max1363_thresh,
max1363_read_interrupt_config,
max1363_write_interrupt_config,
MAX1363_HIGH_THRESH(7));
IIO_EVENT_ATTR_NAMED_SH(in2min3_thresh_low_en,
in2-in3_thresh_low_en,
iio_event_max1363_thresh,
max1363_read_interrupt_config,
max1363_write_interrupt_config,
MAX1363_LOW_THRESH(7));
/*
* As with scan_elements, only certain sets of these can
* be combined.
*/
static struct attribute *max1363_event_attributes[] = {
&iio_dev_attr_in0_thresh_high_value.dev_attr.attr,
&iio_dev_attr_in0_thresh_low_value.dev_attr.attr,
&iio_dev_attr_in1_thresh_high_value.dev_attr.attr,
&iio_dev_attr_in1_thresh_low_value.dev_attr.attr,
&iio_dev_attr_in2_thresh_high_value.dev_attr.attr,
&iio_dev_attr_in2_thresh_low_value.dev_attr.attr,
&iio_dev_attr_in3_thresh_high_value.dev_attr.attr,
&iio_dev_attr_in3_thresh_low_value.dev_attr.attr,
&iio_dev_attr_in0min1_thresh_high_value.dev_attr.attr,
&iio_dev_attr_in0min1_thresh_low_value.dev_attr.attr,
&iio_dev_attr_in2min3_thresh_high_value.dev_attr.attr,
&iio_dev_attr_in2min3_thresh_low_value.dev_attr.attr,
&iio_dev_attr_in1min0_thresh_high_value.dev_attr.attr,
&iio_dev_attr_in1min0_thresh_low_value.dev_attr.attr,
&iio_dev_attr_in3min2_thresh_high_value.dev_attr.attr,
&iio_dev_attr_in3min2_thresh_low_value.dev_attr.attr,
&iio_dev_attr_sampling_frequency.dev_attr.attr,
&iio_const_attr_sampling_frequency_available.dev_attr.attr,
&iio_event_attr_in0_thresh_high_en.dev_attr.attr,
&iio_event_attr_in0_thresh_low_en.dev_attr.attr,
&iio_event_attr_in1_thresh_high_en.dev_attr.attr,
&iio_event_attr_in1_thresh_low_en.dev_attr.attr,
&iio_event_attr_in2_thresh_high_en.dev_attr.attr,
&iio_event_attr_in2_thresh_low_en.dev_attr.attr,
&iio_event_attr_in3_thresh_high_en.dev_attr.attr,
&iio_event_attr_in3_thresh_low_en.dev_attr.attr,
&iio_event_attr_in0min1_thresh_high_en.dev_attr.attr,
&iio_event_attr_in0min1_thresh_low_en.dev_attr.attr,
&iio_event_attr_in3min2_thresh_high_en.dev_attr.attr,
&iio_event_attr_in3min2_thresh_low_en.dev_attr.attr,
&iio_event_attr_in1min0_thresh_high_en.dev_attr.attr,
&iio_event_attr_in1min0_thresh_low_en.dev_attr.attr,
&iio_event_attr_in2min3_thresh_high_en.dev_attr.attr,
&iio_event_attr_in2min3_thresh_low_en.dev_attr.attr,
NULL,
};
......@@ -1721,8 +1228,14 @@ static int __devinit max1363_probe(struct i2c_client *client,
.modemask;
/* Estabilish that the iio_dev is a child of the i2c device */
indio_dev->dev.parent = &client->dev;
indio_dev->attrs = st->chip_info->dev_attrs;
indio_dev->attrs = &max1363_dev_attr_group;
indio_dev->read_event_value = &max1363_read_thresh;
indio_dev->write_event_value = &max1363_write_thresh;
indio_dev->read_event_config = &max1363_read_event_config;
indio_dev->write_event_config = &max1363_write_event_config;
indio_dev->channels = st->chip_info->channels;
indio_dev->num_channels = st->chip_info->num_channels;
indio_dev->read_raw = &max1363_read_raw;
/* Todo: this shouldn't be here. */
indio_dev->driver_module = THIS_MODULE;
indio_dev->modes = INDIO_DIRECT_MODE;
......@@ -1744,7 +1257,9 @@ static int __devinit max1363_probe(struct i2c_client *client,
if (ret)
goto error_cleanup_ring;
regdone = 1;
ret = iio_ring_buffer_register(indio_dev->ring, 0);
ret = iio_ring_buffer_register_ex(indio_dev->ring, 0,
st->chip_info->channels,
st->chip_info->num_channels);
if (ret)
goto error_cleanup_ring;
......@@ -1754,9 +1269,9 @@ static int __devinit max1363_probe(struct i2c_client *client,
0,
IRQF_TRIGGER_RISING,
client->name);
if (ret)
goto error_uninit_ring;
INIT_WORK(&st->thresh_work, max1363_thresh_handler_bh);
}
......
drivers/staging/iio/adc/max1363_ring.c
View file @ 298cd976
......@@ -199,7 +199,6 @@ int max1363_register_ring_funcs_and_init(struct iio_dev *indio_dev)
goto error_deallocate_sw_rb;
/* Ring buffer functions - here trigger setup related */
indio_dev->ring->scan_el_attrs = st->chip_info->scan_attrs;
indio_dev->ring->postenable = &iio_triggered_ring_postenable;
indio_dev->ring->preenable = &max1363_ring_preenable;
indio_dev->ring->predisable = &iio_triggered_ring_predisable;
......
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