aboutsummaryrefslogtreecommitdiffstatshomepage
diff options
context:
space:
mode:
Diffstat
-rw-r--r--Documentation/devicetree/bindings/iio/dac/adi,ad5791.yaml2
-rw-r--r--drivers/iio/adc/ad7606.c48
-rw-r--r--drivers/iio/adc/ad7606.h2
-rw-r--r--drivers/iio/chemical/bme680_core.c4
-rw-r--r--drivers/iio/dac/ad3552r-common.c5
-rw-r--r--drivers/iio/dac/ad3552r-hs.c6
-rw-r--r--drivers/iio/dac/ad3552r.h8
-rw-r--r--drivers/iio/light/as73211.c24
-rw-r--r--drivers/iio/light/hid-sensor-prox.c1
9 files changed, 64 insertions, 36 deletions
diff --git a/Documentation/devicetree/bindings/iio/dac/adi,ad5791.yaml b/Documentation/devicetree/bindings/iio/dac/adi,ad5791.yaml
index 79cb4b78a88a..2bd89e0aa46b 100644
--- a/Documentation/devicetree/bindings/iio/dac/adi,ad5791.yaml
+++ b/Documentation/devicetree/bindings/iio/dac/adi,ad5791.yaml
@@ -91,7 +91,7 @@ examples:
vrefn-supply = <&dac_vrefn>;
reset-gpios = <&gpio_bd 16 GPIO_ACTIVE_LOW>;
clear-gpios = <&gpio_bd 17 GPIO_ACTIVE_LOW>;
- ldac-gpios = <&gpio_bd 18 GPIO_ACTIVE_HIGH>;
+ ldac-gpios = <&gpio_bd 18 GPIO_ACTIVE_LOW>;
};
};
...
diff --git a/drivers/iio/adc/ad7606.c b/drivers/iio/adc/ad7606.c
index e35d55d03d86..d8e3c7a43678 100644
--- a/drivers/iio/adc/ad7606.c
+++ b/drivers/iio/adc/ad7606.c
@@ -175,17 +175,17 @@ static const struct iio_chan_spec ad7616_channels[] = {
AD7606_CHANNEL(15, 16),
};
-static int ad7606c_18bit_chan_scale_setup(struct ad7606_state *st,
+static int ad7606c_18bit_chan_scale_setup(struct iio_dev *indio_dev,
struct iio_chan_spec *chan, int ch);
-static int ad7606c_16bit_chan_scale_setup(struct ad7606_state *st,
+static int ad7606c_16bit_chan_scale_setup(struct iio_dev *indio_dev,
struct iio_chan_spec *chan, int ch);
-static int ad7606_16bit_chan_scale_setup(struct ad7606_state *st,
+static int ad7606_16bit_chan_scale_setup(struct iio_dev *indio_dev,
struct iio_chan_spec *chan, int ch);
-static int ad7607_chan_scale_setup(struct ad7606_state *st,
+static int ad7607_chan_scale_setup(struct iio_dev *indio_dev,
struct iio_chan_spec *chan, int ch);
-static int ad7608_chan_scale_setup(struct ad7606_state *st,
+static int ad7608_chan_scale_setup(struct iio_dev *indio_dev,
struct iio_chan_spec *chan, int ch);
-static int ad7609_chan_scale_setup(struct ad7606_state *st,
+static int ad7609_chan_scale_setup(struct iio_dev *indio_dev,
struct iio_chan_spec *chan, int ch);
const struct ad7606_chip_info ad7605_4_info = {
@@ -323,9 +323,10 @@ int ad7606_reset(struct ad7606_state *st)
}
EXPORT_SYMBOL_NS_GPL(ad7606_reset, "IIO_AD7606");
-static int ad7606_16bit_chan_scale_setup(struct ad7606_state *st,
+static int ad7606_16bit_chan_scale_setup(struct iio_dev *indio_dev,
struct iio_chan_spec *chan, int ch)
{
+ struct ad7606_state *st = iio_priv(indio_dev);
struct ad7606_chan_scale *cs = &st->chan_scales[ch];
if (!st->sw_mode_en) {
@@ -345,10 +346,12 @@ static int ad7606_16bit_chan_scale_setup(struct ad7606_state *st,
return 0;
}
-static int ad7606_get_chan_config(struct ad7606_state *st, int ch,
+static int ad7606_get_chan_config(struct iio_dev *indio_dev, int ch,
bool *bipolar, bool *differential)
{
- unsigned int num_channels = st->chip_info->num_channels - 1;
+ struct ad7606_state *st = iio_priv(indio_dev);
+ unsigned int num_channels = st->chip_info->num_adc_channels;
+ unsigned int offset = indio_dev->num_channels - st->chip_info->num_adc_channels;
struct device *dev = st->dev;
int ret;
@@ -364,7 +367,7 @@ static int ad7606_get_chan_config(struct ad7606_state *st, int ch,
continue;
/* channel number (here) is from 1 to num_channels */
- if (reg == 0 || reg > num_channels) {
+ if (reg < offset || reg > num_channels) {
dev_warn(dev,
"Invalid channel number (ignoring): %d\n", reg);
continue;
@@ -399,9 +402,10 @@ static int ad7606_get_chan_config(struct ad7606_state *st, int ch,
return 0;
}
-static int ad7606c_18bit_chan_scale_setup(struct ad7606_state *st,
+static int ad7606c_18bit_chan_scale_setup(struct iio_dev *indio_dev,
struct iio_chan_spec *chan, int ch)
{
+ struct ad7606_state *st = iio_priv(indio_dev);
struct ad7606_chan_scale *cs = &st->chan_scales[ch];
bool bipolar, differential;
int ret;
@@ -413,7 +417,7 @@ static int ad7606c_18bit_chan_scale_setup(struct ad7606_state *st,
return 0;
}
- ret = ad7606_get_chan_config(st, ch, &bipolar, &differential);
+ ret = ad7606_get_chan_config(indio_dev, ch, &bipolar, &differential);
if (ret)
return ret;
@@ -455,9 +459,10 @@ static int ad7606c_18bit_chan_scale_setup(struct ad7606_state *st,
return 0;
}
-static int ad7606c_16bit_chan_scale_setup(struct ad7606_state *st,
+static int ad7606c_16bit_chan_scale_setup(struct iio_dev *indio_dev,
struct iio_chan_spec *chan, int ch)
{
+ struct ad7606_state *st = iio_priv(indio_dev);
struct ad7606_chan_scale *cs = &st->chan_scales[ch];
bool bipolar, differential;
int ret;
@@ -469,7 +474,7 @@ static int ad7606c_16bit_chan_scale_setup(struct ad7606_state *st,
return 0;
}
- ret = ad7606_get_chan_config(st, ch, &bipolar, &differential);
+ ret = ad7606_get_chan_config(indio_dev, ch, &bipolar, &differential);
if (ret)
return ret;
@@ -512,9 +517,10 @@ static int ad7606c_16bit_chan_scale_setup(struct ad7606_state *st,
return 0;
}
-static int ad7607_chan_scale_setup(struct ad7606_state *st,
+static int ad7607_chan_scale_setup(struct iio_dev *indio_dev,
struct iio_chan_spec *chan, int ch)
{
+ struct ad7606_state *st = iio_priv(indio_dev);
struct ad7606_chan_scale *cs = &st->chan_scales[ch];
cs->range = 0;
@@ -523,9 +529,10 @@ static int ad7607_chan_scale_setup(struct ad7606_state *st,
return 0;
}
-static int ad7608_chan_scale_setup(struct ad7606_state *st,
+static int ad7608_chan_scale_setup(struct iio_dev *indio_dev,
struct iio_chan_spec *chan, int ch)
{
+ struct ad7606_state *st = iio_priv(indio_dev);
struct ad7606_chan_scale *cs = &st->chan_scales[ch];
cs->range = 0;
@@ -534,9 +541,10 @@ static int ad7608_chan_scale_setup(struct ad7606_state *st,
return 0;
}
-static int ad7609_chan_scale_setup(struct ad7606_state *st,
+static int ad7609_chan_scale_setup(struct iio_dev *indio_dev,
struct iio_chan_spec *chan, int ch)
{
+ struct ad7606_state *st = iio_priv(indio_dev);
struct ad7606_chan_scale *cs = &st->chan_scales[ch];
cs->range = 0;
@@ -1146,8 +1154,8 @@ static int ad7606_sw_mode_setup(struct iio_dev *indio_dev)
static int ad7606_chan_scales_setup(struct iio_dev *indio_dev)
{
- unsigned int num_channels = indio_dev->num_channels - 1;
struct ad7606_state *st = iio_priv(indio_dev);
+ unsigned int offset = indio_dev->num_channels - st->chip_info->num_adc_channels;
struct iio_chan_spec *chans;
size_t size;
int ch, ret;
@@ -1161,8 +1169,8 @@ static int ad7606_chan_scales_setup(struct iio_dev *indio_dev)
memcpy(chans, indio_dev->channels, size);
indio_dev->channels = chans;
- for (ch = 0; ch < num_channels; ch++) {
- ret = st->chip_info->scale_setup_cb(st, &chans[ch + 1], ch);
+ for (ch = 0; ch < st->chip_info->num_adc_channels; ch++) {
+ ret = st->chip_info->scale_setup_cb(indio_dev, &chans[ch + offset], ch);
if (ret)
return ret;
}
diff --git a/drivers/iio/adc/ad7606.h b/drivers/iio/adc/ad7606.h
index 998814a92b82..8778ffe515b3 100644
--- a/drivers/iio/adc/ad7606.h
+++ b/drivers/iio/adc/ad7606.h
@@ -69,7 +69,7 @@
struct ad7606_state;
-typedef int (*ad7606_scale_setup_cb_t)(struct ad7606_state *st,
+typedef int (*ad7606_scale_setup_cb_t)(struct iio_dev *indio_dev,
struct iio_chan_spec *chan, int ch);
/**
diff --git a/drivers/iio/chemical/bme680_core.c b/drivers/iio/chemical/bme680_core.c
index 26eb0fa77a43..9d73fd2cf52c 100644
--- a/drivers/iio/chemical/bme680_core.c
+++ b/drivers/iio/chemical/bme680_core.c
@@ -879,11 +879,11 @@ static int __bme680_read_raw(struct iio_dev *indio_dev,
case IIO_CHAN_INFO_RAW:
switch (chan->type) {
case IIO_TEMP:
- ret = bme680_read_temp(data, (s16 *)&chan_val);
+ ret = bme680_read_temp(data, &temp_chan_val);
if (ret)
return ret;
- *val = chan_val;
+ *val = temp_chan_val;
return IIO_VAL_INT;
case IIO_PRESSURE:
ret = bme680_read_press(data, &chan_val);
diff --git a/drivers/iio/dac/ad3552r-common.c b/drivers/iio/dac/ad3552r-common.c
index 0f495df2e5ce..03e0864f5084 100644
--- a/drivers/iio/dac/ad3552r-common.c
+++ b/drivers/iio/dac/ad3552r-common.c
@@ -22,11 +22,10 @@ EXPORT_SYMBOL_NS_GPL(ad3552r_ch_ranges, "IIO_AD3552R");
const s32 ad3542r_ch_ranges[AD3542R_MAX_RANGES][2] = {
[AD3542R_CH_OUTPUT_RANGE_0__2P5V] = { 0, 2500 },
- [AD3542R_CH_OUTPUT_RANGE_0__3V] = { 0, 3000 },
[AD3542R_CH_OUTPUT_RANGE_0__5V] = { 0, 5000 },
[AD3542R_CH_OUTPUT_RANGE_0__10V] = { 0, 10000 },
- [AD3542R_CH_OUTPUT_RANGE_NEG_2P5__7P5V] = { -2500, 7500 },
- [AD3542R_CH_OUTPUT_RANGE_NEG_5__5V] = { -5000, 5000 }
+ [AD3542R_CH_OUTPUT_RANGE_NEG_5__5V] = { -5000, 5000 },
+ [AD3542R_CH_OUTPUT_RANGE_NEG_2P5__7P5V] = { -2500, 7500 }
};
EXPORT_SYMBOL_NS_GPL(ad3542r_ch_ranges, "IIO_AD3552R");
diff --git a/drivers/iio/dac/ad3552r-hs.c b/drivers/iio/dac/ad3552r-hs.c
index 216c634f3eaf..8974df625670 100644
--- a/drivers/iio/dac/ad3552r-hs.c
+++ b/drivers/iio/dac/ad3552r-hs.c
@@ -329,6 +329,12 @@ static int ad3552r_hs_setup(struct ad3552r_hs_state *st)
dev_info(st->dev, "Chip ID error. Expected 0x%x, Read 0x%x\n",
AD3552R_ID, id);
+ /* Clear reset error flag, see ad3552r manual, rev B table 38. */
+ ret = st->data->bus_reg_write(st->back, AD3552R_REG_ADDR_ERR_STATUS,
+ AD3552R_MASK_RESET_STATUS, 1);
+ if (ret)
+ return ret;
+
ret = st->data->bus_reg_write(st->back,
AD3552R_REG_ADDR_SH_REFERENCE_CONFIG,
0, 1);
diff --git a/drivers/iio/dac/ad3552r.h b/drivers/iio/dac/ad3552r.h
index fd5a3dfd1d1c..4b5581039ae9 100644
--- a/drivers/iio/dac/ad3552r.h
+++ b/drivers/iio/dac/ad3552r.h
@@ -131,7 +131,7 @@
#define AD3552R_CH1_ACTIVE BIT(1)
#define AD3552R_MAX_RANGES 5
-#define AD3542R_MAX_RANGES 6
+#define AD3542R_MAX_RANGES 5
#define AD3552R_QUAD_SPI 2
extern const s32 ad3552r_ch_ranges[AD3552R_MAX_RANGES][2];
@@ -189,16 +189,14 @@ enum ad3552r_ch_vref_select {
enum ad3542r_ch_output_range {
/* Range from 0 V to 2.5 V. Requires Rfb1x connection */
AD3542R_CH_OUTPUT_RANGE_0__2P5V,
- /* Range from 0 V to 3 V. Requires Rfb1x connection */
- AD3542R_CH_OUTPUT_RANGE_0__3V,
/* Range from 0 V to 5 V. Requires Rfb1x connection */
AD3542R_CH_OUTPUT_RANGE_0__5V,
/* Range from 0 V to 10 V. Requires Rfb2x connection */
AD3542R_CH_OUTPUT_RANGE_0__10V,
- /* Range from -2.5 V to 7.5 V. Requires Rfb2x connection */
- AD3542R_CH_OUTPUT_RANGE_NEG_2P5__7P5V,
/* Range from -5 V to 5 V. Requires Rfb2x connection */
AD3542R_CH_OUTPUT_RANGE_NEG_5__5V,
+ /* Range from -2.5 V to 7.5 V. Requires Rfb2x connection */
+ AD3542R_CH_OUTPUT_RANGE_NEG_2P5__7P5V,
};
enum ad3552r_ch_output_range {
diff --git a/drivers/iio/light/as73211.c b/drivers/iio/light/as73211.c
index e0d3f05fcfe7..37fffce35dd1 100644
--- a/drivers/iio/light/as73211.c
+++ b/drivers/iio/light/as73211.c
@@ -177,6 +177,12 @@ struct as73211_data {
BIT(AS73211_SCAN_INDEX_TEMP) | \
AS73211_SCAN_MASK_COLOR)
+static const unsigned long as73211_scan_masks[] = {
+ AS73211_SCAN_MASK_COLOR,
+ AS73211_SCAN_MASK_ALL,
+ 0
+};
+
static const struct iio_chan_spec as73211_channels[] = {
{
.type = IIO_TEMP,
@@ -672,9 +678,12 @@ static irqreturn_t as73211_trigger_handler(int irq __always_unused, void *p)
/* AS73211 starts reading at address 2 */
ret = i2c_master_recv(data->client,
- (char *)&scan.chan[1], 3 * sizeof(scan.chan[1]));
+ (char *)&scan.chan[0], 3 * sizeof(scan.chan[0]));
if (ret < 0)
goto done;
+
+ /* Avoid pushing uninitialized data */
+ scan.chan[3] = 0;
}
if (data_result) {
@@ -682,9 +691,15 @@ static irqreturn_t as73211_trigger_handler(int irq __always_unused, void *p)
* Saturate all channels (in case of overflows). Temperature channel
* is not affected by overflows.
*/
- scan.chan[1] = cpu_to_le16(U16_MAX);
- scan.chan[2] = cpu_to_le16(U16_MAX);
- scan.chan[3] = cpu_to_le16(U16_MAX);
+ if (*indio_dev->active_scan_mask == AS73211_SCAN_MASK_ALL) {
+ scan.chan[1] = cpu_to_le16(U16_MAX);
+ scan.chan[2] = cpu_to_le16(U16_MAX);
+ scan.chan[3] = cpu_to_le16(U16_MAX);
+ } else {
+ scan.chan[0] = cpu_to_le16(U16_MAX);
+ scan.chan[1] = cpu_to_le16(U16_MAX);
+ scan.chan[2] = cpu_to_le16(U16_MAX);
+ }
}
iio_push_to_buffers_with_timestamp(indio_dev, &scan, iio_get_time_ns(indio_dev));
@@ -758,6 +773,7 @@ static int as73211_probe(struct i2c_client *client)
indio_dev->channels = data->spec_dev->channels;
indio_dev->num_channels = data->spec_dev->num_channels;
indio_dev->modes = INDIO_DIRECT_MODE;
+ indio_dev->available_scan_masks = as73211_scan_masks;
ret = i2c_smbus_read_byte_data(data->client, AS73211_REG_OSR);
if (ret < 0)
diff --git a/drivers/iio/light/hid-sensor-prox.c b/drivers/iio/light/hid-sensor-prox.c
index c83acbd78275..7ab64f5c623c 100644
--- a/drivers/iio/light/hid-sensor-prox.c
+++ b/drivers/iio/light/hid-sensor-prox.c
@@ -94,6 +94,7 @@ static int prox_read_raw(struct iio_dev *indio_dev,
*val2 = 0;
switch (mask) {
case IIO_CHAN_INFO_RAW:
+ case IIO_CHAN_INFO_PROCESSED:
if (chan->scan_index >= prox_state->num_channels)
return -EINVAL;
address = prox_state->channel2usage[chan->scan_index];
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.