本文整理汇总了C++中dev_to_iio_dev函数的典型用法代码示例。如果您正苦于以下问题：C++ dev_to_iio_dev函数的具体用法？C++ dev_to_iio_dev怎么用？C++ dev_to_iio_dev使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了dev_to_iio_dev函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: ade7758_spi_write_reg_16
static int ade7758_spi_write_reg_16(struct device *dev, u8 reg_address,
u16 value)
{
int ret;
struct iio_dev *indio_dev = dev_to_iio_dev(dev);
struct ade7758_state *st = iio_priv(indio_dev);
struct spi_transfer xfers[] = {
{
.tx_buf = st->tx,
.bits_per_word = 8,
.len = 3,
}
};示例2: show_zone
static ssize_t show_zone(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct iio_dev *indio_dev = dev_to_iio_dev(dev);
u8 zone;
int ret;
ret = lm3533_als_get_zone(indio_dev, &zone);
if (ret)
return ret;
return scnprintf(buf, PAGE_SIZE, "%u\n", zone);
}示例3: show_prox_infrared_suppression
/* proximity scheme */
static ssize_t show_prox_infrared_suppression(struct device *dev,
struct device_attribute *attr,
char *buf)
{
struct iio_dev *indio_dev = dev_to_iio_dev(dev);
struct isl29018_chip *chip = iio_priv(indio_dev);
/*
* return the "proximity scheme" i.e. if the chip does on chip
* infrared suppression (1 means perform on chip suppression)
*/
return sprintf(buf, "%d\n", chip->prox_scheme);
}示例4: ms5611_i2c_read_prom_word
static int ms5611_i2c_read_prom_word(struct device *dev, int index, u16 *word)
{
int ret;
struct ms5611_state *st = iio_priv(dev_to_iio_dev(dev));
ret = i2c_smbus_read_word_swapped(st->client,
MS5611_READ_PROM_WORD + (index << 1));
if (ret < 0)
return ret;
*word = ret;
return 0;
}示例5: adis16136_read_frequency
static ssize_t adis16136_read_frequency(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct iio_dev *indio_dev = dev_to_iio_dev(dev);
struct adis16136 *adis16136 = iio_priv(indio_dev);
unsigned int freq;
int ret;
ret = adis16136_get_freq(adis16136, &freq);
if (ret < 0)
return ret;
return sprintf(buf, "%d\n", freq);
}示例6: nau7802_show_scales
static ssize_t nau7802_show_scales(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct nau7802_state *st = iio_priv(dev_to_iio_dev(dev));
int i, len = 0;
for (i = 0; i < ARRAY_SIZE(st->scale_avail); i++)
len += scnprintf(buf + len, PAGE_SIZE - len, "0.%09d ",
st->scale_avail[i]);
buf[len-1] = '\n';
return len;
}示例7: as3935_sensor_sensitivity_show
static ssize_t as3935_sensor_sensitivity_show(struct device *dev,
struct device_attribute *attr,
char *buf)
{
struct as3935_state *st = iio_priv(dev_to_iio_dev(dev));
int val, ret;
ret = as3935_read(st, AS3935_AFE_GAIN, &val);
if (ret)
return ret;
val = (val & AS3935_AFE_MASK) >> 1;
return sprintf(buf, "%d\n", val);
}示例8: ade7753_spi_read_reg_24
static int ade7753_spi_read_reg_24(struct device *dev,
u8 reg_address,
u32 *val)
{
struct iio_dev *indio_dev = dev_to_iio_dev(dev);
struct ade7753_state *st = iio_priv(indio_dev);
int ret;
struct spi_transfer xfers[] = {
{
.tx_buf = st->tx,
.bits_per_word = 8,
.len = 1,
}, {
.rx_buf = st->tx,示例9: ms5611_spi_read_adc
static int ms5611_spi_read_adc(struct device *dev, s32 *val)
{
int ret;
u8 buf[3] = { MS5611_READ_ADC };
struct ms5611_state *st = iio_priv(dev_to_iio_dev(dev));
ret = spi_write_then_read(st->client, buf, 1, buf, 3);
if (ret < 0)
return ret;
*val = (buf[0] << 16) | (buf[1] << 8) | buf[2];
return 0;
}示例10: adis16400_read_frequency
static ssize_t adis16400_read_frequency(struct device *dev,
struct device_attribute *attr,
char *buf)
{
struct iio_dev *indio_dev = dev_to_iio_dev(dev);
struct adis16400_state *st = iio_priv(indio_dev);
int ret;
ret = st->variant->get_freq(st);
if (ret < 0)
return ret;
return sprintf(buf, "%d.%.3d\n", ret / 1000, ret % 1000);
}示例11: kxcjk1013_get_samp_freq_avail
static ssize_t kxcjk1013_get_samp_freq_avail(struct device *dev,
struct device_attribute *attr,
char *buf)
{
struct iio_dev *indio_dev = dev_to_iio_dev(dev);
struct kxcjk1013_data *data = iio_priv(indio_dev);
const char *str;
if (data->chipset == KXTF9)
str = kxtf9_samp_freq_avail;
else
str = kxcjk1013_samp_freq_avail;
return sprintf(buf, "%s\n", str);
}示例12: show_int_time_available
static ssize_t show_int_time_available(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct iio_dev *indio_dev = dev_to_iio_dev(dev);
struct isl29018_chip *chip = iio_priv(indio_dev);
int i, len = 0;
for (i = 0; i < ARRAY_SIZE(isl29018_int_utimes[chip->type]); ++i)
len += sprintf(buf + len, "0.%06d ",
isl29018_int_utimes[chip->type][i]);
buf[len - 1] = '\n';
return len;
}示例13: hmc5843_show_sampling_frequency
static ssize_t hmc5843_show_sampling_frequency(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct iio_dev *indio_dev = dev_to_iio_dev(dev);
struct i2c_client *client = to_i2c_client(indio_dev->dev.parent);
struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
struct hmc5843_data *data = iio_priv(indio_dev);
s32 rate;
rate = i2c_smbus_read_byte_data(client, this_attr->address);
if (rate < 0)
return rate;
rate = (rate & HMC5843_RATE_BITMASK) >> HMC5843_RATE_OFFSET;
return sprintf(buf, "%s\n", data->variant->regval_to_sample_freq[rate]);
}示例14: temp_show
static ssize_t temp_show(struct device *dev,
struct device_attribute *attr,
char *buf)
{
struct mxc4005_data *data = iio_priv(dev_to_iio_dev(dev));
unsigned int val;
int ret;
ret = regmap_read(data->regmap, MXC4005_REG_TEMP, &val);
if (ret)
dev_err(data->dev, "unable to read temp\n");
return sprintf(buf, "temp=%d\n", val);
}示例15: ade7758_spi_write_reg_8
int ade7758_spi_write_reg_8(struct device *dev, u8 reg_address, u8 val)
{
int ret;
struct iio_dev *indio_dev = dev_to_iio_dev(dev);
struct ade7758_state *st = iio_priv(indio_dev);
mutex_lock(&st->buf_lock);
st->tx[0] = ADE7758_WRITE_REG(reg_address);
st->tx[1] = val;
ret = spi_write(st->us, st->tx, 2);
mutex_unlock(&st->buf_lock);
return ret;
}