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Diffstat (limited to 'drivers/staging/iio/adc/max1363_core.c')
-rw-r--r--drivers/staging/iio/adc/max1363_core.c1945
1 files changed, 755 insertions, 1190 deletions
diff --git a/drivers/staging/iio/adc/max1363_core.c b/drivers/staging/iio/adc/max1363_core.c
index de83c3b37a2d..98cebd26310f 100644
--- a/drivers/staging/iio/adc/max1363_core.c
+++ b/drivers/staging/iio/adc/max1363_core.c
@@ -22,7 +22,6 @@
*/
#include <linux/interrupt.h>
-#include <linux/workqueue.h>
#include <linux/device.h>
#include <linux/kernel.h>
#include <linux/sysfs.h>
@@ -39,38 +38,50 @@
#include "adc.h"
#include "max1363.h"
-/* 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);
+#define MAX1363_MODE_SINGLE(_num, _mask) { \
+ .conf = MAX1363_CHANNEL_SEL(_num) \
+ | MAX1363_CONFIG_SCAN_SINGLE_1 \
+ | MAX1363_CONFIG_SE, \
+ .modemask = _mask, \
+ }
+
+#define MAX1363_MODE_SCAN_TO_CHANNEL(_num, _mask) { \
+ .conf = MAX1363_CHANNEL_SEL(_num) \
+ | MAX1363_CONFIG_SCAN_TO_CS \
+ | MAX1363_CONFIG_SE, \
+ .modemask = _mask, \
+ }
+
+/* note not available for max1363 hence naming */
+#define MAX1236_MODE_SCAN_MID_TO_CHANNEL(_mid, _num, _mask) { \
+ .conf = MAX1363_CHANNEL_SEL(_num) \
+ | MAX1236_SCAN_MID_TO_CHANNEL \
+ | MAX1363_CONFIG_SE, \
+ .modemask = _mask \
+}
+
+#define MAX1363_MODE_DIFF_SINGLE(_nump, _numm, _mask) { \
+ .conf = MAX1363_CHANNEL_SEL(_nump) \
+ | MAX1363_CONFIG_SCAN_SINGLE_1 \
+ | MAX1363_CONFIG_DE, \
+ .modemask = _mask \
+ }
+
+/* Can't think how to automate naming so specify for now */
+#define MAX1363_MODE_DIFF_SCAN_TO_CHANNEL(_num, _numvals, _mask) { \
+ .conf = MAX1363_CHANNEL_SEL(_num) \
+ | MAX1363_CONFIG_SCAN_TO_CS \
+ | MAX1363_CONFIG_DE, \
+ .modemask = _mask \
+ }
+
+/* note only available for max1363 hence naming */
+#define MAX1236_MODE_DIFF_SCAN_MID_TO_CHANNEL(_num, _numvals, _mask) { \
+ .conf = MAX1363_CHANNEL_SEL(_num) \
+ | MAX1236_SCAN_MID_TO_CHANNEL \
+ | MAX1363_CONFIG_SE, \
+ .modemask = _mask \
+}
static const struct max1363_mode max1363_mode_table[] = {
/* All of the single channel options first */
@@ -147,76 +158,13 @@ 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 iio_dev *dev_info = ring->indio_dev;
- struct max1363_state *st = iio_dev_get_devdata(dev_info);
- 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 iio_dev *dev_info = ring->indio_dev;
- struct max1363_state *st = iio_dev_get_devdata(dev_info);
- 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)
{
- int ret;
- u8 *tx_buf = kmalloc(2, GFP_KERNEL);
-
- if (!tx_buf)
- return -ENOMEM;
- tx_buf[0] = d1;
- tx_buf[1] = d2;
-
- ret = i2c_master_send(client, tx_buf, 2);
- kfree(tx_buf);
+ u8 tx_buf[2] = {d1, d2};
- return (ret > 0) ? 0 : ret;
+ return i2c_master_send(client, tx_buf, 2);
}
int max1363_set_scan_mode(struct max1363_state *st)
@@ -231,20 +179,19 @@ 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 *dev_info = dev_get_drvdata(dev);
- struct max1363_state *st = iio_dev_get_devdata(dev_info);
- 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(&dev_info->mlock);
+ mutex_lock(&indio_dev->mlock);
/*
* If monitor mode is enabled, the method for reading a single
* channel will have to be rather different and has not yet
@@ -256,8 +203,8 @@ static ssize_t max1363_read_single_channel(struct device *dev,
}
/* If ring buffer capture is occurring, query the buffer */
- if (iio_ring_enabled(dev_info)) {
- mask = max1363_mode_table[this_attr->address].modemask;
+ if (iio_ring_enabled(indio_dev)) {
+ mask = max1363_mode_table[chan->address].modemask;
data = max1363_single_channel_from_ring(mask, st);
if (data < 0) {
ret = data;
@@ -265,13 +212,11 @@ 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]) {
+ if (st->current_mode != &max1363_mode_table[chan->address]) {
/* Update scan mode if needed */
- st->current_mode
- = &max1363_mode_table[this_attr->address];
+ st->current_mode = &max1363_mode_table[chan->address];
ret = max1363_set_scan_mode(st);
- if (ret)
+ if (ret < 0)
goto error_ret;
}
if (st->chip_info->bits != 8) {
@@ -281,7 +226,6 @@ 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 */
@@ -293,72 +237,44 @@ 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(&dev_info->mlock);
- return ret ? ret : len;
-}
+ mutex_unlock(&indio_dev->mlock);
+ 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)
-{
- /* Driver currently only support internal vref */
- struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct max1363_state *st = iio_dev_get_devdata(dev_info);
- /* 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);
}
-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)
+static int max1363_read_raw(struct iio_dev *indio_dev,
+ struct iio_chan_spec const *chan,
+ int *val,
+ int *val2,
+ long m)
{
- struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct max1363_state *st = iio_dev_get_devdata(dev_info);
- return sprintf(buf, "%s\n", st->client->name);
+ 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(name, S_IRUGO, max1363_show_name, NULL, 0);
-
/* Applies to max1363 */
static const enum max1363_modes max1363_mode_list[] = {
_s0, _s1, _s2, _s3,
@@ -367,48 +283,76 @@ static const enum max1363_modes max1363_mode_list[] = {
d0m1to2m3, d1m0to3m2,
};
-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
+#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_CHAN(IIO_IN, 0, 1, 0, NULL, 1, 0, MAX1363_INFO_MASK,
+ _s1, 1, IIO_ST('u', 12, 16, 0), MAX1363_EV_M),
+ 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_CHAN(IIO_IN, 0, 1, 0, NULL, 3, 0, MAX1363_INFO_MASK,
+ _s3, 3, IIO_ST('u', 12, 16, 0), MAX1363_EV_M),
+ 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_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_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_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_CHAN_SOFT_TIMESTAMP(8)
};
-static struct attribute_group max1363_dev_attr_group = {
- .attrs = max1363_device_attrs,
+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_CHAN(IIO_IN, 0, 1, 0, NULL, 1, 0, MAX1363_INFO_MASK,
+ _s1, 1, IIO_ST('u', 10, 16, 0), MAX1363_EV_M),
+ 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_CHAN(IIO_IN, 0, 1, 0, NULL, 3, 0, MAX1363_INFO_MASK,
+ _s3, 3, IIO_ST('u', 10, 16, 0), MAX1363_EV_M),
+ 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_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_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_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_CHAN_SOFT_TIMESTAMP(8)
};
-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,
- NULL,
-};
+#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)
+/* 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)
+
+#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 attribute_group max1363_scan_el_group = {
- .name = "scan_elements",
- .attrs = max1363_scan_el_attrs,
-};
+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);
/* Appies to max1236, max1237 */
static const enum max1363_modes max1236_mode_list[] = {
@@ -432,97 +376,36 @@ 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,
- 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,
@@ -542,72 +425,43 @@ 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
-};
+#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);
-static struct attribute_group max11608_dev_attr_group = {
- .attrs = max11608_device_attrs,
+static const enum max1363_modes max11644_mode_list[] = {
+ _s0, _s1, s0to1, d0m1, d1m0,
};
-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,
- NULL
-};
+#define MAX1363_2X_CHANS(bits) { \
+ MAX1363_CHAN_U(0, _s0, 0, bits), \
+ MAX1363_CHAN_U(1, _s1, 1, bits), \
+ MAX1363_CHAN_B(0, 1, d0m1, 2, bits), \
+ MAX1363_CHAN_B(1, 0, d1m0, 3, bits), \
+ IIO_CHAN_SOFT_TIMESTAMP(4) \
+ }
-static struct attribute_group max11608_scan_el_group = {
- .name = "scan_elements",
- .attrs = max11608_scan_el_attrs,
-};
+static struct iio_chan_spec max11646_channels[] = MAX1363_2X_CHANS(10);
+static struct iio_chan_spec max11644_channels[] = MAX1363_2X_CHANS(12);
enum { max1361,
max1362,
@@ -643,354 +497,10 @@ enum { max1361,
max11615,
max11616,
max11617,
-};
-
-/* 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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- },
- [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,
- }
+ max11644,
+ max11645,
+ max11646,
+ max11647
};
static const int max1363_monitor_speeds[] = { 133000, 665000, 33300, 16600,
@@ -1000,8 +510,7 @@ static ssize_t max1363_monitor_show_freq(struct device *dev,
struct device_attribute *attr,
char *buf)
{
- struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct max1363_state *st = iio_dev_get_devdata(dev_info);
+ struct max1363_state *st = iio_priv(dev_get_drvdata(dev));
return sprintf(buf, "%d\n", max1363_monitor_speeds[st->monitor_speed]);
}
@@ -1010,8 +519,8 @@ static ssize_t max1363_monitor_store_freq(struct device *dev,
const char *buf,
size_t len)
{
- struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct max1363_state *st = iio_dev_get_devdata(dev_info);
+ struct iio_dev *indio_dev = dev_get_drvdata(dev);
+ struct max1363_state *st = iio_priv(indio_dev);
int i, ret;
unsigned long val;
bool found = false;
@@ -1027,9 +536,9 @@ static ssize_t max1363_monitor_store_freq(struct device *dev,
if (!found)
return -EINVAL;
- mutex_lock(&dev_info->mlock);
+ mutex_lock(&indio_dev->mlock);
st->monitor_speed = i;
- mutex_unlock(&dev_info->mlock);
+ mutex_unlock(&indio_dev->mlock);
return 0;
}
@@ -1041,52 +550,24 @@ 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 *dev_info = dev_get_drvdata(dev);
- struct max1363_state *st = iio_dev_get_devdata(dev_info);
- struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
-
- if (high)
- return sprintf(buf, "%d\n",
- st->thresh_high[this_attr->address]);
+ struct max1363_state *st = iio_priv(indio_dev);
+ 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);
+ *val = st->thresh_high[IIO_EVENT_CODE_EXTRACT_NUM(event_code)];
+ return 0;
}
-static ssize_t max1363_show_thresh_high(struct device *dev,
- struct device_attribute *attr,
- char *buf)
+static int max1363_write_thresh(struct iio_dev *indio_dev,
+ int event_code,
+ int val)
{
- return max1363_show_thresh(dev, attr, buf, true);
-}
-
-static ssize_t max1363_store_thresh_unsigned(struct device *dev,
- struct device_attribute *attr,
- const char *buf,
- size_t len,
- bool high)
-{
- struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct max1363_state *st = iio_dev_get_devdata(dev_info);
- 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)
@@ -1098,220 +579,60 @@ 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 iio_dev *dev_info = dev_get_drvdata(dev);
- struct max1363_state *st = iio_dev_get_devdata(dev_info);
- 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 *dev_info,
- int index,
- s64 timestamp,
- int not_test)
-{
- struct max1363_state *st = dev_info->dev_data;
-
- st->last_timestamp = timestamp;
- schedule_work(&st->thresh_work);
return 0;
}
-static void max1363_thresh_handler_bh(struct work_struct *work_s)
+static const int max1363_event_codes[] = {
+ IIO_EVENT_CODE_IN_LOW_THRESH(3), IIO_EVENT_CODE_IN_HIGH_THRESH(3),
+ IIO_EVENT_CODE_IN_LOW_THRESH(2), IIO_EVENT_CODE_IN_HIGH_THRESH(2),
+ IIO_EVENT_CODE_IN_LOW_THRESH(1), IIO_EVENT_CODE_IN_HIGH_THRESH(1),
+ IIO_EVENT_CODE_IN_LOW_THRESH(0), IIO_EVENT_CODE_IN_HIGH_THRESH(0)
+};
+
+static irqreturn_t max1363_event_handler(int irq, void *private)
{
- struct max1363_state *st = container_of(work_s, struct max1363_state,
- thresh_work);
+ struct iio_dev *indio_dev = private;
+ struct max1363_state *st = iio_priv(indio_dev);
+ s64 timestamp = iio_get_time_ns();
+ unsigned long mask, loc;
u8 rx;
u8 tx[2] = { st->setupbyte,
MAX1363_MON_INT_ENABLE | (st->monitor_speed << 1) | 0xF0 };
i2c_master_recv(st->client, &rx, 1);
- if (rx & (1 << 0))
- iio_push_event(st->indio_dev, 0,
- IIO_EVENT_CODE_IN_LOW_THRESH(3),
- st->last_timestamp);
- if (rx & (1 << 1))
- iio_push_event(st->indio_dev, 0,
- IIO_EVENT_CODE_IN_HIGH_THRESH(3),
- st->last_timestamp);
- if (rx & (1 << 2))
- iio_push_event(st->indio_dev, 0,
- IIO_EVENT_CODE_IN_LOW_THRESH(2),
- st->last_timestamp);
- if (rx & (1 << 3))
- iio_push_event(st->indio_dev, 0,
- IIO_EVENT_CODE_IN_HIGH_THRESH(2),
- st->last_timestamp);
- if (rx & (1 << 4))
- iio_push_event(st->indio_dev, 0,
- IIO_EVENT_CODE_IN_LOW_THRESH(1),
- st->last_timestamp);
- if (rx & (1 << 5))
- iio_push_event(st->indio_dev, 0,
- IIO_EVENT_CODE_IN_HIGH_THRESH(1),
- st->last_timestamp);
- if (rx & (1 << 6))
- iio_push_event(st->indio_dev, 0,
- IIO_EVENT_CODE_IN_LOW_THRESH(0),
- st->last_timestamp);
- if (rx & (1 << 7))
- iio_push_event(st->indio_dev, 0,
- IIO_EVENT_CODE_IN_HIGH_THRESH(0),
- st->last_timestamp);
- enable_irq(st->client->irq);
+ mask = rx;
+ for_each_set_bit(loc, &mask, 8)
+ iio_push_event(indio_dev, 0, max1363_event_codes[loc],
+ timestamp);
i2c_master_send(st->client, tx, 2);
+
+ return IRQ_HANDLED;
}
-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 *dev_info = dev_get_drvdata(dev);
- struct max1363_state *st = iio_dev_get_devdata(dev_info);
- struct iio_event_attr *this_attr = to_iio_event_attr(attr);
- int val;
+ struct max1363_state *st = iio_priv(indio_dev);
- mutex_lock(&dev_info->mlock);
- if (this_attr->mask & 0x8)
- val = (1 << (this_attr->mask & 0x7)) & st->mask_low;
+ int val;
+ int number = IIO_EVENT_CODE_EXTRACT_NUM(event_code);
+ mutex_lock(&indio_dev->mlock);
+ 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;
- mutex_unlock(&dev_info->mlock);
+ 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)
@@ -1428,6 +749,7 @@ error_ret:
* 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;
@@ -1448,206 +770,54 @@ error_ret:
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,
+ int state)
{
- struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct max1363_state *st = iio_dev_get_devdata(dev_info);
- struct iio_event_attr *this_attr = to_iio_event_attr(attr);
- unsigned long val;
- int ret;
+ int ret = 0;
+ struct max1363_state *st = iio_priv(indio_dev);
u16 unifiedmask;
- ret = strict_strtoul(buf, 10, &val);
- if (ret)
- return -EINVAL;
- mutex_lock(&st->indio_dev->mlock);
+ 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,
- unifiedmask);
+ 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,
- unifiedmask);
+ 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,
- &dev_info->interrupts[0]->ev_list);
- if (!st->monitor_on && val)
- iio_add_event_to_list(this_attr->listel,
- &dev_info->interrupts[0]->ev_list);
max1363_monitor_mode_update(st, !!(st->mask_high | st->mask_low));
error_ret:
- mutex_unlock(&st->indio_dev->mlock);
+ 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,
};
@@ -1655,6 +825,411 @@ static struct attribute_group max1363_event_attribute_group = {
.attrs = max1363_event_attributes,
};
+#define MAX1363_EVENT_FUNCS \
+
+
+static const struct iio_info max1238_info = {
+ .read_raw = &max1363_read_raw,
+ .driver_module = THIS_MODULE,
+};
+
+static const struct iio_info max1363_info = {
+ .read_event_value = &max1363_read_thresh,
+ .write_event_value = &max1363_write_thresh,
+ .read_event_config = &max1363_read_event_config,
+ .write_event_config = &max1363_write_event_config,
+ .read_raw = &max1363_read_raw,
+ .driver_module = THIS_MODULE,
+ .num_interrupt_lines = 1,
+ .event_attrs = &max1363_event_attribute_group,
+};
+
+/* max1363 and max1368 tested - rest from data sheet */
+static const struct max1363_chip_info max1363_chip_info_tbl[] = {
+ [max1361] = {
+ .bits = 10,
+ .int_vref_mv = 2048,
+ .mode_list = max1363_mode_list,
+ .num_modes = ARRAY_SIZE(max1363_mode_list),
+ .default_mode = s0to3,
+ .channels = max1361_channels,
+ .num_channels = ARRAY_SIZE(max1361_channels),
+ .info = &max1363_info,
+ },
+ [max1362] = {
+ .bits = 10,
+ .int_vref_mv = 4096,
+ .mode_list = max1363_mode_list,
+ .num_modes = ARRAY_SIZE(max1363_mode_list),
+ .default_mode = s0to3,
+ .channels = max1361_channels,
+ .num_channels = ARRAY_SIZE(max1361_channels),
+ .info = &max1363_info,
+ },
+ [max1363] = {
+ .bits = 12,
+ .int_vref_mv = 2048,
+ .mode_list = max1363_mode_list,
+ .num_modes = ARRAY_SIZE(max1363_mode_list),
+ .default_mode = s0to3,
+ .channels = max1363_channels,
+ .num_channels = ARRAY_SIZE(max1363_channels),
+ .info = &max1363_info,
+ },
+ [max1364] = {
+ .bits = 12,
+ .int_vref_mv = 4096,
+ .mode_list = max1363_mode_list,
+ .num_modes = ARRAY_SIZE(max1363_mode_list),
+ .default_mode = s0to3,
+ .channels = max1363_channels,
+ .num_channels = ARRAY_SIZE(max1363_channels),
+ .info = &max1363_info,
+ },
+ [max1036] = {
+ .bits = 8,
+ .int_vref_mv = 4096,
+ .mode_list = max1236_mode_list,
+ .num_modes = ARRAY_SIZE(max1236_mode_list),
+ .default_mode = s0to3,
+ .info = &max1238_info,
+ .channels = max1036_channels,
+ .num_channels = ARRAY_SIZE(max1036_channels),
+ },
+ [max1037] = {
+ .bits = 8,
+ .int_vref_mv = 2048,
+ .mode_list = max1236_mode_list,
+ .num_modes = ARRAY_SIZE(max1236_mode_list),
+ .default_mode = s0to3,
+ .info = &max1238_info,
+ .channels = max1036_channels,
+ .num_channels = ARRAY_SIZE(max1036_channels),
+ },
+ [max1038] = {
+ .bits = 8,
+ .int_vref_mv = 4096,
+ .mode_list = max1238_mode_list,
+ .num_modes = ARRAY_SIZE(max1238_mode_list),
+ .default_mode = s0to11,
+ .info = &max1238_info,
+ .channels = max1038_channels,
+ .num_channels = ARRAY_SIZE(max1038_channels),
+ },
+ [max1039] = {
+ .bits = 8,
+ .int_vref_mv = 2048,
+ .mode_list = max1238_mode_list,
+ .num_modes = ARRAY_SIZE(max1238_mode_list),
+ .default_mode = s0to11,
+ .info = &max1238_info,
+ .channels = max1038_channels,
+ .num_channels = ARRAY_SIZE(max1038_channels),
+ },
+ [max1136] = {
+ .bits = 10,
+ .int_vref_mv = 4096,
+ .mode_list = max1236_mode_list,
+ .num_modes = ARRAY_SIZE(max1236_mode_list),
+ .default_mode = s0to3,
+ .info = &max1238_info,
+ .channels = max1136_channels,
+ .num_channels = ARRAY_SIZE(max1136_channels),
+ },
+ [max1137] = {
+ .bits = 10,
+ .int_vref_mv = 2048,
+ .mode_list = max1236_mode_list,
+ .num_modes = ARRAY_SIZE(max1236_mode_list),
+ .default_mode = s0to3,
+ .info = &max1238_info,
+ .channels = max1136_channels,
+ .num_channels = ARRAY_SIZE(max1136_channels),
+ },
+ [max1138] = {
+ .bits = 10,
+ .int_vref_mv = 4096,
+ .mode_list = max1238_mode_list,
+ .num_modes = ARRAY_SIZE(max1238_mode_list),
+ .default_mode = s0to11,
+ .info = &max1238_info,
+ .channels = max1138_channels,
+ .num_channels = ARRAY_SIZE(max1138_channels),
+ },
+ [max1139] = {
+ .bits = 10,
+ .int_vref_mv = 2048,
+ .mode_list = max1238_mode_list,
+ .num_modes = ARRAY_SIZE(max1238_mode_list),
+ .default_mode = s0to11,
+ .info = &max1238_info,
+ .channels = max1138_channels,
+ .num_channels = ARRAY_SIZE(max1138_channels),
+ },
+ [max1236] = {
+ .bits = 12,
+ .int_vref_mv = 4096,
+ .mode_list = max1236_mode_list,
+ .num_modes = ARRAY_SIZE(max1236_mode_list),
+ .default_mode = s0to3,
+ .info = &max1238_info,
+ .channels = max1236_channels,
+ .num_channels = ARRAY_SIZE(max1236_channels),
+ },
+ [max1237] = {
+ .bits = 12,
+ .int_vref_mv = 2048,
+ .mode_list = max1236_mode_list,
+ .num_modes = ARRAY_SIZE(max1236_mode_list),
+ .default_mode = s0to3,
+ .info = &max1238_info,
+ .channels = max1236_channels,
+ .num_channels = ARRAY_SIZE(max1236_channels),
+ },
+ [max1238] = {
+ .bits = 12,
+ .int_vref_mv = 4096,
+ .mode_list = max1238_mode_list,
+ .num_modes = ARRAY_SIZE(max1238_mode_list),
+ .default_mode = s0to11,
+ .info = &max1238_info,
+ .channels = max1238_channels,
+ .num_channels = ARRAY_SIZE(max1238_channels),
+ },
+ [max1239] = {
+ .bits = 12,
+ .int_vref_mv = 2048,
+ .mode_list = max1238_mode_list,
+ .num_modes = ARRAY_SIZE(max1238_mode_list),
+ .default_mode = s0to11,
+ .info = &max1238_info,
+ .channels = max1238_channels,
+ .num_channels = ARRAY_SIZE(max1238_channels),
+ },
+ [max11600] = {
+ .bits = 8,
+ .int_vref_mv = 4096,
+ .mode_list = max11607_mode_list,
+ .num_modes = ARRAY_SIZE(max11607_mode_list),
+ .default_mode = s0to3,
+ .info = &max1238_info,
+ .channels = max1036_channels,
+ .num_channels = ARRAY_SIZE(max1036_channels),
+ },
+ [max11601] = {
+ .bits = 8,
+ .int_vref_mv = 2048,
+ .mode_list = max11607_mode_list,
+ .num_modes = ARRAY_SIZE(max11607_mode_list),
+ .default_mode = s0to3,
+ .info = &max1238_info,
+ .channels = max1036_channels,
+ .num_channels = ARRAY_SIZE(max1036_channels),
+ },
+ [max11602] = {
+ .bits = 8,
+ .int_vref_mv = 4096,
+ .mode_list = max11608_mode_list,
+ .num_modes = ARRAY_SIZE(max11608_mode_list),
+ .default_mode = s0to7,
+ .info = &max1238_info,
+ .channels = max11602_channels,
+ .num_channels = ARRAY_SIZE(max11602_channels),
+ },
+ [max11603] = {
+ .bits = 8,
+ .int_vref_mv = 2048,
+ .mode_list = max11608_mode_list,
+ .num_modes = ARRAY_SIZE(max11608_mode_list),
+ .default_mode = s0to7,
+ .info = &max1238_info,
+ .channels = max11602_channels,
+ .num_channels = ARRAY_SIZE(max11602_channels),
+ },
+ [max11604] = {
+ .bits = 8,
+ .int_vref_mv = 4098,
+ .mode_list = max1238_mode_list,
+ .num_modes = ARRAY_SIZE(max1238_mode_list),
+ .default_mode = s0to11,
+ .info = &max1238_info,
+ .channels = max1238_channels,
+ .num_channels = ARRAY_SIZE(max1238_channels),
+ },
+ [max11605] = {
+ .bits = 8,
+ .int_vref_mv = 2048,
+ .mode_list = max1238_mode_list,
+ .num_modes = ARRAY_SIZE(max1238_mode_list),
+ .default_mode = s0to11,
+ .info = &max1238_info,
+ .channels = max1238_channels,
+ .num_channels = ARRAY_SIZE(max1238_channels),
+ },
+ [max11606] = {
+ .bits = 10,
+ .int_vref_mv = 4096,
+ .mode_list = max11607_mode_list,
+ .num_modes = ARRAY_SIZE(max11607_mode_list),
+ .default_mode = s0to3,
+ .info = &max1238_info,
+ .channels = max1136_channels,
+ .num_channels = ARRAY_SIZE(max1136_channels),
+ },
+ [max11607] = {
+ .bits = 10,
+ .int_vref_mv = 2048,
+ .mode_list = max11607_mode_list,
+ .num_modes = ARRAY_SIZE(max11607_mode_list),
+ .default_mode = s0to3,
+ .info = &max1238_info,
+ .channels = max1136_channels,
+ .num_channels = ARRAY_SIZE(max1136_channels),
+ },
+ [max11608] = {
+ .bits = 10,
+ .int_vref_mv = 4096,
+ .mode_list = max11608_mode_list,
+ .num_modes = ARRAY_SIZE(max11608_mode_list),
+ .default_mode = s0to7,
+ .info = &max1238_info,
+ .channels = max11608_channels,
+ .num_channels = ARRAY_SIZE(max11608_channels),
+ },
+ [max11609] = {
+ .bits = 10,
+ .int_vref_mv = 2048,
+ .mode_list = max11608_mode_list,
+ .num_modes = ARRAY_SIZE(max11608_mode_list),
+ .default_mode = s0to7,
+ .info = &max1238_info,
+ .channels = max11608_channels,
+ .num_channels = ARRAY_SIZE(max11608_channels),
+ },
+ [max11610] = {
+ .bits = 10,
+ .int_vref_mv = 4098,
+ .mode_list = max1238_mode_list,
+ .num_modes = ARRAY_SIZE(max1238_mode_list),
+ .default_mode = s0to11,
+ .info = &max1238_info,
+ .channels = max1238_channels,
+ .num_channels = ARRAY_SIZE(max1238_channels),
+ },
+ [max11611] = {
+ .bits = 10,
+ .int_vref_mv = 2048,
+ .mode_list = max1238_mode_list,
+ .num_modes = ARRAY_SIZE(max1238_mode_list),
+ .default_mode = s0to11,
+ .info = &max1238_info,
+ .channels = max1238_channels,
+ .num_channels = ARRAY_SIZE(max1238_channels),
+ },
+ [max11612] = {
+ .bits = 12,
+ .int_vref_mv = 4096,
+ .mode_list = max11607_mode_list,
+ .num_modes = ARRAY_SIZE(max11607_mode_list),
+ .default_mode = s0to3,
+ .info = &max1238_info,
+ .channels = max1363_channels,
+ .num_channels = ARRAY_SIZE(max1363_channels),
+ },
+ [max11613] = {
+ .bits = 12,
+ .int_vref_mv = 2048,
+ .mode_list = max11607_mode_list,
+ .num_modes = ARRAY_SIZE(max11607_mode_list),
+ .default_mode = s0to3,
+ .info = &max1238_info,
+ .channels = max1363_channels,
+ .num_channels = ARRAY_SIZE(max1363_channels),
+ },
+ [max11614] = {
+ .bits = 12,
+ .int_vref_mv = 4096,
+ .mode_list = max11608_mode_list,
+ .num_modes = ARRAY_SIZE(max11608_mode_list),
+ .default_mode = s0to7,
+ .info = &max1238_info,
+ .channels = max11614_channels,
+ .num_channels = ARRAY_SIZE(max11614_channels),
+ },
+ [max11615] = {
+ .bits = 12,
+ .int_vref_mv = 2048,
+ .mode_list = max11608_mode_list,
+ .num_modes = ARRAY_SIZE(max11608_mode_list),
+ .default_mode = s0to7,
+ .info = &max1238_info,
+ .channels = max11614_channels,
+ .num_channels = ARRAY_SIZE(max11614_channels),
+ },
+ [max11616] = {
+ .bits = 12,
+ .int_vref_mv = 4098,
+ .mode_list = max1238_mode_list,
+ .num_modes = ARRAY_SIZE(max1238_mode_list),
+ .default_mode = s0to11,
+ .info = &max1238_info,
+ .channels = max1238_channels,
+ .num_channels = ARRAY_SIZE(max1238_channels),
+ },
+ [max11617] = {
+ .bits = 12,
+ .int_vref_mv = 2048,
+ .mode_list = max1238_mode_list,
+ .num_modes = ARRAY_SIZE(max1238_mode_list),
+ .default_mode = s0to11,
+ .info = &max1238_info,
+ .channels = max1238_channels,
+ .num_channels = ARRAY_SIZE(max1238_channels),
+ },
+ [max11644] = {
+ .bits = 12,
+ .int_vref_mv = 2048,
+ .mode_list = max11644_mode_list,
+ .num_modes = ARRAY_SIZE(max11644_mode_list),
+ .default_mode = s0to1,
+ .info = &max1238_info,
+ .channels = max11644_channels,
+ .num_channels = ARRAY_SIZE(max11644_channels),
+ },
+ [max11645] = {
+ .bits = 12,
+ .int_vref_mv = 4096,
+ .mode_list = max11644_mode_list,
+ .num_modes = ARRAY_SIZE(max11644_mode_list),
+ .default_mode = s0to1,
+ .info = &max1238_info,
+ .channels = max11644_channels,
+ .num_channels = ARRAY_SIZE(max11644_channels),
+ },
+ [max11646] = {
+ .bits = 10,
+ .int_vref_mv = 2048,
+ .mode_list = max11644_mode_list,
+ .num_modes = ARRAY_SIZE(max11644_mode_list),
+ .default_mode = s0to1,
+ .info = &max1238_info,
+ .channels = max11646_channels,
+ .num_channels = ARRAY_SIZE(max11646_channels),
+ },
+ [max11647] = {
+ .bits = 10,
+ .int_vref_mv = 4096,
+ .mode_list = max11644_mode_list,
+ .num_modes = ARRAY_SIZE(max11644_mode_list),
+ .default_mode = s0to1,
+ .info = &max1238_info,
+ .channels = max11646_channels,
+ .num_channels = ARRAY_SIZE(max11646_channels),
+ },
+};
+
+
+
static int max1363_initial_setup(struct max1363_state *st)
{
st->setupbyte = MAX1363_SETUP_AIN3_IS_AIN3_REF_IS_VDD
@@ -1675,126 +1250,116 @@ static int __devinit max1363_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
int ret, i, regdone = 0;
- struct max1363_state *st = kzalloc(sizeof(*st), GFP_KERNEL);
- if (st == NULL) {
- ret = -ENOMEM;
- goto error_ret;
- }
+ struct max1363_state *st;
+ struct iio_dev *indio_dev;
+ struct regulator *reg;
- /* this is only used for device removal purposes */
- i2c_set_clientdata(client, st);
-
- atomic_set(&st->protect_ring, 0);
-
- st->chip_info = &max1363_chip_info_tbl[id->driver_data];
- st->reg = regulator_get(&client->dev, "vcc");
- if (!IS_ERR(st->reg)) {
- ret = regulator_enable(st->reg);
+ reg = regulator_get(&client->dev, "vcc");
+ if (!IS_ERR(reg)) {
+ ret = regulator_enable(reg);
if (ret)
goto error_put_reg;
}
- st->client = client;
- st->indio_dev = iio_allocate_device();
- if (st->indio_dev == NULL) {
+ indio_dev = iio_allocate_device(sizeof(struct max1363_state));
+ if (indio_dev == NULL) {
ret = -ENOMEM;
goto error_disable_reg;
}
+ st = iio_priv(indio_dev);
+ st->reg = reg;
+ /* this is only used for device removal purposes */
+ i2c_set_clientdata(client, indio_dev);
- st->indio_dev->available_scan_masks
- = kzalloc(sizeof(*st->indio_dev->available_scan_masks)*
+ st->chip_info = &max1363_chip_info_tbl[id->driver_data];
+ st->client = client;
+
+ indio_dev->available_scan_masks
+ = kzalloc(sizeof(*indio_dev->available_scan_masks)*
(st->chip_info->num_modes + 1), GFP_KERNEL);
- if (!st->indio_dev->available_scan_masks) {
+ if (!indio_dev->available_scan_masks) {
ret = -ENOMEM;
goto error_free_device;
}
for (i = 0; i < st->chip_info->num_modes; i++)
- st->indio_dev->available_scan_masks[i] =
+ indio_dev->available_scan_masks[i] =
max1363_mode_table[st->chip_info->mode_list[i]]
.modemask;
/* Estabilish that the iio_dev is a child of the i2c device */
- st->indio_dev->dev.parent = &client->dev;
- st->indio_dev->attrs = st->chip_info->dev_attrs;
-
- /* Todo: this shouldn't be here. */
- st->indio_dev->dev_data = (void *)(st);
- st->indio_dev->driver_module = THIS_MODULE;
- st->indio_dev->modes = INDIO_DIRECT_MODE;
- if (st->chip_info->monitor_mode && client->irq) {
- st->indio_dev->num_interrupt_lines = 1;
- st->indio_dev->event_attrs
- = &max1363_event_attribute_group;
- }
+ indio_dev->dev.parent = &client->dev;
+ indio_dev->name = id->name;
+ indio_dev->info = st->chip_info->info;
+ indio_dev->modes = INDIO_DIRECT_MODE;
ret = max1363_initial_setup(st);
- if (ret)
+ if (ret < 0)
goto error_free_available_scan_masks;
- ret = max1363_register_ring_funcs_and_init(st->indio_dev);
+ ret = max1363_register_ring_funcs_and_init(indio_dev);
if (ret)
goto error_free_available_scan_masks;
- ret = iio_device_register(st->indio_dev);
+ ret = iio_device_register(indio_dev);
if (ret)
goto error_cleanup_ring;
regdone = 1;
- ret = iio_ring_buffer_register(st->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;
- if (st->chip_info->monitor_mode && client->irq) {
- ret = iio_register_interrupt_line(client->irq,
- st->indio_dev,
- 0,
- IRQF_TRIGGER_RISING,
- client->name);
+ if (client->irq) {
+ ret = request_threaded_irq(st->client->irq,
+ NULL,
+ &max1363_event_handler,
+ IRQF_TRIGGER_RISING | IRQF_ONESHOT,
+ "max1363_event",
+ indio_dev);
+
if (ret)
goto error_uninit_ring;
-
- INIT_WORK(&st->thresh_work, max1363_thresh_handler_bh);
}
return 0;
error_uninit_ring:
- iio_ring_buffer_unregister(st->indio_dev->ring);
+ iio_ring_buffer_unregister(indio_dev->ring);
error_cleanup_ring:
- max1363_ring_cleanup(st->indio_dev);
+ max1363_ring_cleanup(indio_dev);
error_free_available_scan_masks:
- kfree(st->indio_dev->available_scan_masks);
+ kfree(indio_dev->available_scan_masks);
error_free_device:
if (!regdone)
- iio_free_device(st->indio_dev);
+ iio_free_device(indio_dev);
else
- iio_device_unregister(st->indio_dev);
+ iio_device_unregister(indio_dev);
error_disable_reg:
if (!IS_ERR(st->reg))
regulator_disable(st->reg);
error_put_reg:
if (!IS_ERR(st->reg))
regulator_put(st->reg);
- kfree(st);
-error_ret:
return ret;
}
static int max1363_remove(struct i2c_client *client)
{
- struct max1363_state *st = i2c_get_clientdata(client);
- struct iio_dev *indio_dev = st->indio_dev;
+ struct iio_dev *indio_dev = i2c_get_clientdata(client);
+ struct max1363_state *st = iio_priv(indio_dev);
+ struct regulator *reg = st->reg;
- if (st->chip_info->monitor_mode && client->irq)
- iio_unregister_interrupt_line(st->indio_dev, 0);
+ if (client->irq)
+ free_irq(st->client->irq, indio_dev);
iio_ring_buffer_unregister(indio_dev->ring);
max1363_ring_cleanup(indio_dev);
- kfree(st->indio_dev->available_scan_masks);
- iio_device_unregister(indio_dev);
- if (!IS_ERR(st->reg)) {
- regulator_disable(st->reg);
- regulator_put(st->reg);
+ kfree(indio_dev->available_scan_masks);
+ if (!IS_ERR(reg)) {
+ regulator_disable(reg);
+ regulator_put(reg);
}
- kfree(st);
+ iio_device_unregister(indio_dev);
return 0;
}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.