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path: root/drivers/staging/iio/addac/adt7316.c
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Diffstat (limited to 'drivers/staging/iio/addac/adt7316.c')
-rw-r--r--drivers/staging/iio/addac/adt7316.c248
1 files changed, 118 insertions, 130 deletions
diff --git a/drivers/staging/iio/addac/adt7316.c b/drivers/staging/iio/addac/adt7316.c
index 7097deb..8df2470 100644
--- a/drivers/staging/iio/addac/adt7316.c
+++ b/drivers/staging/iio/addac/adt7316.c
@@ -17,6 +17,7 @@
#include <linux/list.h>
#include <linux/i2c.h>
#include <linux/rtc.h>
+#include <linux/module.h>
#include "../iio.h"
#include "../sysfs.h"
@@ -174,7 +175,6 @@
*/
struct adt7316_chip_info {
- struct iio_dev *indio_dev;
struct adt7316_bus bus;
u16 ldac_pin;
u16 int_mask; /* 0x2f */
@@ -204,7 +204,7 @@ struct adt7316_chip_info {
#define ADT7316_TEMP_INT_MASK 0x1F
#define ADT7516_AIN_INT_MASK 0xE0
#define ADT7316_TEMP_AIN_INT_MASK \
- (ADT7316_TEMP_INT_MASK | ADT7316_TEMP_INT_MASK)
+ (ADT7316_TEMP_INT_MASK)
/*
* struct adt7316_chip_info - chip specifc information
@@ -220,7 +220,7 @@ static ssize_t adt7316_show_enabled(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return sprintf(buf, "%d\n", !!(chip->config1 & ADT7316_EN));
}
@@ -252,7 +252,7 @@ static ssize_t adt7316_store_enabled(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
int enable;
if (!memcmp(buf, "1", 1))
@@ -276,7 +276,7 @@ static ssize_t adt7316_show_select_ex_temp(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
if ((chip->id & ID_FAMILY_MASK) != ID_ADT75XX)
return -EPERM;
@@ -290,7 +290,7 @@ static ssize_t adt7316_store_select_ex_temp(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
u8 config1;
int ret;
@@ -320,7 +320,7 @@ static ssize_t adt7316_show_mode(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
if (chip->config2 & ADT7316_AD_SINGLE_CH_MODE)
return sprintf(buf, "single_channel\n");
@@ -334,7 +334,7 @@ static ssize_t adt7316_store_mode(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
u8 config2;
int ret;
@@ -370,7 +370,7 @@ static ssize_t adt7316_show_ad_channel(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
if (!(chip->config2 & ADT7316_AD_SINGLE_CH_MODE))
return -EPERM;
@@ -409,7 +409,7 @@ static ssize_t adt7316_store_ad_channel(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
u8 config2;
unsigned long data = 0;
int ret;
@@ -455,7 +455,7 @@ static ssize_t adt7316_show_all_ad_channels(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
if (!(chip->config2 & ADT7316_AD_SINGLE_CH_MODE))
return -EPERM;
@@ -477,7 +477,7 @@ static ssize_t adt7316_show_disable_averaging(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return sprintf(buf, "%d\n",
!!(chip->config2 & ADT7316_DISABLE_AVERAGING));
@@ -489,7 +489,7 @@ static ssize_t adt7316_store_disable_averaging(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
u8 config2;
int ret;
@@ -516,7 +516,7 @@ static ssize_t adt7316_show_enable_smbus_timeout(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return sprintf(buf, "%d\n",
!!(chip->config2 & ADT7316_EN_SMBUS_TIMEOUT));
@@ -528,7 +528,7 @@ static ssize_t adt7316_store_enable_smbus_timeout(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
u8 config2;
int ret;
@@ -557,7 +557,7 @@ static ssize_t adt7316_store_reset(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
u8 config2;
int ret;
@@ -580,7 +580,7 @@ static ssize_t adt7316_show_powerdown(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return sprintf(buf, "%d\n", !!(chip->config1 & ADT7316_PD));
}
@@ -591,7 +591,7 @@ static ssize_t adt7316_store_powerdown(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
u8 config1;
int ret;
@@ -618,7 +618,7 @@ static ssize_t adt7316_show_fast_ad_clock(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return sprintf(buf, "%d\n", !!(chip->config3 & ADT7316_ADCLK_22_5));
}
@@ -629,7 +629,7 @@ static ssize_t adt7316_store_fast_ad_clock(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
u8 config3;
int ret;
@@ -656,7 +656,7 @@ static ssize_t adt7316_show_da_high_resolution(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
if (chip->config3 & ADT7316_DA_HIGH_RESOLUTION) {
if (chip->id == ID_ADT7316 || chip->id == ID_ADT7516)
@@ -674,7 +674,7 @@ static ssize_t adt7316_store_da_high_resolution(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
u8 config3;
int ret;
@@ -708,7 +708,7 @@ static ssize_t adt7316_show_AIN_internal_Vref(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
if ((chip->id & ID_FAMILY_MASK) != ID_ADT75XX)
return -EPERM;
@@ -723,7 +723,7 @@ static ssize_t adt7316_store_AIN_internal_Vref(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
u8 config3;
int ret;
@@ -755,7 +755,7 @@ static ssize_t adt7316_show_enable_prop_DACA(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return sprintf(buf, "%d\n",
!!(chip->config3 & ADT7316_EN_IN_TEMP_PROP_DACA));
@@ -767,7 +767,7 @@ static ssize_t adt7316_store_enable_prop_DACA(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
u8 config3;
int ret;
@@ -794,7 +794,7 @@ static ssize_t adt7316_show_enable_prop_DACB(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return sprintf(buf, "%d\n",
!!(chip->config3 & ADT7316_EN_EX_TEMP_PROP_DACB));
@@ -806,7 +806,7 @@ static ssize_t adt7316_store_enable_prop_DACB(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
u8 config3;
int ret;
@@ -833,7 +833,7 @@ static ssize_t adt7316_show_DAC_2Vref_ch_mask(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return sprintf(buf, "0x%x\n",
chip->dac_config & ADT7316_DA_2VREF_CH_MASK);
@@ -845,7 +845,7 @@ static ssize_t adt7316_store_DAC_2Vref_ch_mask(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
u8 dac_config;
unsigned long data = 0;
int ret;
@@ -876,7 +876,7 @@ static ssize_t adt7316_show_DAC_update_mode(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
if (!(chip->config3 & ADT7316_DA_EN_VIA_DAC_LDCA))
return sprintf(buf, "manual\n");
@@ -900,7 +900,7 @@ static ssize_t adt7316_store_DAC_update_mode(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
u8 dac_config;
unsigned long data;
int ret;
@@ -934,7 +934,7 @@ static ssize_t adt7316_show_all_DAC_update_modes(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
if (chip->config3 & ADT7316_DA_EN_VIA_DAC_LDCA)
return sprintf(buf, "0 - auto at any MSB DAC writing\n"
@@ -955,7 +955,7 @@ static ssize_t adt7316_store_update_DAC(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
u8 ldac_config;
unsigned long data;
int ret;
@@ -994,7 +994,7 @@ static ssize_t adt7316_show_DA_AB_Vref_bypass(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
if ((chip->id & ID_FAMILY_MASK) == ID_ADT75XX)
return -EPERM;
@@ -1009,7 +1009,7 @@ static ssize_t adt7316_store_DA_AB_Vref_bypass(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
u8 dac_config;
int ret;
@@ -1039,7 +1039,7 @@ static ssize_t adt7316_show_DA_CD_Vref_bypass(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
if ((chip->id & ID_FAMILY_MASK) == ID_ADT75XX)
return -EPERM;
@@ -1054,7 +1054,7 @@ static ssize_t adt7316_store_DA_CD_Vref_bypass(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
u8 dac_config;
int ret;
@@ -1084,7 +1084,7 @@ static ssize_t adt7316_show_DAC_internal_Vref(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
if ((chip->id & ID_FAMILY_MASK) == ID_ADT75XX)
return sprintf(buf, "0x%x\n",
@@ -1101,7 +1101,7 @@ static ssize_t adt7316_store_DAC_internal_Vref(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
u8 ldac_config;
unsigned long data;
int ret;
@@ -1220,7 +1220,7 @@ static ssize_t adt7316_show_VDD(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return adt7316_show_ad(chip, ADT7316_AD_SINGLE_CH_VDD, buf);
}
@@ -1231,7 +1231,7 @@ static ssize_t adt7316_show_in_temp(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return adt7316_show_ad(chip, ADT7316_AD_SINGLE_CH_IN, buf);
}
@@ -1243,7 +1243,7 @@ static ssize_t adt7316_show_ex_temp_AIN1(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return adt7316_show_ad(chip, ADT7316_AD_SINGLE_CH_EX, buf);
}
@@ -1256,7 +1256,7 @@ static ssize_t adt7316_show_AIN2(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return adt7316_show_ad(chip, ADT7516_AD_SINGLE_CH_AIN2, buf);
}
@@ -1267,7 +1267,7 @@ static ssize_t adt7316_show_AIN3(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return adt7316_show_ad(chip, ADT7516_AD_SINGLE_CH_AIN3, buf);
}
@@ -1278,7 +1278,7 @@ static ssize_t adt7316_show_AIN4(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return adt7316_show_ad(chip, ADT7516_AD_SINGLE_CH_AIN4, buf);
}
@@ -1330,7 +1330,7 @@ static ssize_t adt7316_show_in_temp_offset(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return adt7316_show_temp_offset(chip, ADT7316_IN_TEMP_OFFSET, buf);
}
@@ -1341,7 +1341,7 @@ static ssize_t adt7316_store_in_temp_offset(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return adt7316_store_temp_offset(chip, ADT7316_IN_TEMP_OFFSET, buf, len);
}
@@ -1355,7 +1355,7 @@ static ssize_t adt7316_show_ex_temp_offset(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return adt7316_show_temp_offset(chip, ADT7316_EX_TEMP_OFFSET, buf);
}
@@ -1366,7 +1366,7 @@ static ssize_t adt7316_store_ex_temp_offset(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return adt7316_store_temp_offset(chip, ADT7316_EX_TEMP_OFFSET, buf, len);
}
@@ -1380,7 +1380,7 @@ static ssize_t adt7316_show_in_analog_temp_offset(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return adt7316_show_temp_offset(chip,
ADT7316_IN_ANALOG_TEMP_OFFSET, buf);
@@ -1392,7 +1392,7 @@ static ssize_t adt7316_store_in_analog_temp_offset(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return adt7316_store_temp_offset(chip,
ADT7316_IN_ANALOG_TEMP_OFFSET, buf, len);
@@ -1407,7 +1407,7 @@ static ssize_t adt7316_show_ex_analog_temp_offset(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return adt7316_show_temp_offset(chip,
ADT7316_EX_ANALOG_TEMP_OFFSET, buf);
@@ -1419,7 +1419,7 @@ static ssize_t adt7316_store_ex_analog_temp_offset(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return adt7316_store_temp_offset(chip,
ADT7316_EX_ANALOG_TEMP_OFFSET, buf, len);
@@ -1504,7 +1504,7 @@ static ssize_t adt7316_show_DAC_A(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return adt7316_show_DAC(chip, 0, buf);
}
@@ -1515,7 +1515,7 @@ static ssize_t adt7316_store_DAC_A(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return adt7316_store_DAC(chip, 0, buf, len);
}
@@ -1528,7 +1528,7 @@ static ssize_t adt7316_show_DAC_B(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return adt7316_show_DAC(chip, 1, buf);
}
@@ -1539,7 +1539,7 @@ static ssize_t adt7316_store_DAC_B(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return adt7316_store_DAC(chip, 1, buf, len);
}
@@ -1552,7 +1552,7 @@ static ssize_t adt7316_show_DAC_C(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return adt7316_show_DAC(chip, 2, buf);
}
@@ -1563,7 +1563,7 @@ static ssize_t adt7316_store_DAC_C(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return adt7316_store_DAC(chip, 2, buf, len);
}
@@ -1576,7 +1576,7 @@ static ssize_t adt7316_show_DAC_D(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return adt7316_show_DAC(chip, 3, buf);
}
@@ -1587,7 +1587,7 @@ static ssize_t adt7316_store_DAC_D(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return adt7316_store_DAC(chip, 3, buf, len);
}
@@ -1600,7 +1600,7 @@ static ssize_t adt7316_show_device_id(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
u8 id;
int ret;
@@ -1618,7 +1618,7 @@ static ssize_t adt7316_show_manufactorer_id(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
u8 id;
int ret;
@@ -1637,7 +1637,7 @@ static ssize_t adt7316_show_device_rev(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
u8 rev;
int ret;
@@ -1655,7 +1655,7 @@ static ssize_t adt7316_show_bus_type(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
u8 stat;
int ret;
@@ -1765,7 +1765,7 @@ static const struct attribute_group adt7516_attribute_group = {
static irqreturn_t adt7316_event_handler(int irq, void *private)
{
struct iio_dev *indio_dev = private;
- struct adt7316_chip_info *chip = iio_dev_get_devdata(indio_dev);
+ struct adt7316_chip_info *chip = iio_priv(indio_dev);
u8 stat1, stat2;
int ret;
s64 time;
@@ -1777,44 +1777,44 @@ static irqreturn_t adt7316_event_handler(int irq, void *private)
time = iio_get_time_ns();
if (stat1 & (1 << 0))
- iio_push_event(chip->indio_dev, 0,
+ iio_push_event(indio_dev,
IIO_UNMOD_EVENT_CODE(IIO_TEMP, 0,
IIO_EV_TYPE_THRESH,
IIO_EV_DIR_RISING),
time);
if (stat1 & (1 << 1))
- iio_push_event(chip->indio_dev, 0,
+ iio_push_event(indio_dev,
IIO_UNMOD_EVENT_CODE(IIO_TEMP, 0,
IIO_EV_TYPE_THRESH,
IIO_EV_DIR_FALLING),
time);
if (stat1 & (1 << 2))
- iio_push_event(chip->indio_dev, 0,
+ iio_push_event(indio_dev,
IIO_UNMOD_EVENT_CODE(IIO_TEMP, 1,
IIO_EV_TYPE_THRESH,
IIO_EV_DIR_RISING),
time);
if (stat1 & (1 << 3))
- iio_push_event(chip->indio_dev, 0,
+ iio_push_event(indio_dev,
IIO_UNMOD_EVENT_CODE(IIO_TEMP, 1,
IIO_EV_TYPE_THRESH,
IIO_EV_DIR_FALLING),
time);
if (stat1 & (1 << 5))
- iio_push_event(chip->indio_dev, 0,
- IIO_UNMOD_EVENT_CODE(IIO_IN, 1,
+ iio_push_event(indio_dev,
+ IIO_UNMOD_EVENT_CODE(IIO_VOLTAGE, 1,
IIO_EV_TYPE_THRESH,
IIO_EV_DIR_EITHER),
time);
if (stat1 & (1 << 6))
- iio_push_event(chip->indio_dev, 0,
- IIO_UNMOD_EVENT_CODE(IIO_IN, 2,
+ iio_push_event(indio_dev,
+ IIO_UNMOD_EVENT_CODE(IIO_VOLTAGE, 2,
IIO_EV_TYPE_THRESH,
IIO_EV_DIR_EITHER),
time);
if (stat1 & (1 << 7))
- iio_push_event(chip->indio_dev, 0,
- IIO_UNMOD_EVENT_CODE(IIO_IN, 3,
+ iio_push_event(indio_dev,
+ IIO_UNMOD_EVENT_CODE(IIO_VOLTAGE, 3,
IIO_EV_TYPE_THRESH,
IIO_EV_DIR_EITHER),
time);
@@ -1822,8 +1822,8 @@ static irqreturn_t adt7316_event_handler(int irq, void *private)
ret = chip->bus.read(chip->bus.client, ADT7316_INT_STAT2, &stat2);
if (!ret) {
if (stat2 & ADT7316_INT_MASK2_VDD)
- iio_push_event(chip->indio_dev, 0,
- IIO_UNMOD_EVENT_CODE(IIO_IN,
+ iio_push_event(indio_dev,
+ IIO_UNMOD_EVENT_CODE(IIO_VOLTAGE,
0,
IIO_EV_TYPE_THRESH,
IIO_EV_DIR_RISING),
@@ -1841,7 +1841,7 @@ static ssize_t adt7316_show_int_mask(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return sprintf(buf, "0x%x\n", chip->int_mask);
}
@@ -1855,7 +1855,7 @@ static ssize_t adt7316_set_int_mask(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
unsigned long data;
int ret;
u8 mask;
@@ -1895,7 +1895,7 @@ static inline ssize_t adt7316_show_ad_bound(struct device *dev,
{
struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
u8 val;
int data;
int ret;
@@ -1926,7 +1926,7 @@ static inline ssize_t adt7316_set_ad_bound(struct device *dev,
{
struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
long data;
u8 val;
int ret;
@@ -1965,7 +1965,7 @@ static ssize_t adt7316_show_int_enabled(struct device *dev,
char *buf)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return sprintf(buf, "%d\n", !!(chip->config1 & ADT7316_INT_EN));
}
@@ -1976,7 +1976,7 @@ static ssize_t adt7316_set_int_enabled(struct device *dev,
size_t len)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
u8 config1;
int ret;
@@ -2064,6 +2064,7 @@ static struct attribute *adt7316_event_attributes[] = {
static struct attribute_group adt7316_event_attribute_group = {
.attrs = adt7316_event_attributes,
+ .name = "events",
};
static struct attribute *adt7516_event_attributes[] = {
@@ -2084,13 +2085,14 @@ static struct attribute *adt7516_event_attributes[] = {
static struct attribute_group adt7516_event_attribute_group = {
.attrs = adt7516_event_attributes,
+ .name = "events",
};
#ifdef CONFIG_PM
int adt7316_disable(struct device *dev)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return _adt7316_store_enabled(chip, 0);
}
@@ -2099,7 +2101,7 @@ EXPORT_SYMBOL(adt7316_disable);
int adt7316_enable(struct device *dev)
{
struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
+ struct adt7316_chip_info *chip = iio_priv(dev_info);
return _adt7316_store_enabled(chip, 1);
}
@@ -2108,14 +2110,12 @@ EXPORT_SYMBOL(adt7316_enable);
static const struct iio_info adt7316_info = {
.attrs = &adt7316_attribute_group,
- .num_interrupt_lines = 1,
.event_attrs = &adt7316_event_attribute_group,
.driver_module = THIS_MODULE,
};
static const struct iio_info adt7516_info = {
.attrs = &adt7516_attribute_group,
- .num_interrupt_lines = 1,
.event_attrs = &adt7516_event_attribute_group,
.driver_module = THIS_MODULE,
};
@@ -2127,16 +2127,18 @@ int __devinit adt7316_probe(struct device *dev, struct adt7316_bus *bus,
const char *name)
{
struct adt7316_chip_info *chip;
+ struct iio_dev *indio_dev;
unsigned short *adt7316_platform_data = dev->platform_data;
int ret = 0;
- chip = kzalloc(sizeof(struct adt7316_chip_info), GFP_KERNEL);
-
- if (chip == NULL)
- return -ENOMEM;
-
+ indio_dev = iio_allocate_device(sizeof(*chip));
+ if (indio_dev == NULL) {
+ ret = -ENOMEM;
+ goto error_ret;
+ }
+ chip = iio_priv(indio_dev);
/* this is only used for device removal purposes */
- dev_set_drvdata(dev, chip);
+ dev_set_drvdata(dev, indio_dev);
chip->bus = *bus;
@@ -2157,24 +2159,13 @@ int __devinit adt7316_probe(struct device *dev, struct adt7316_bus *bus,
if ((chip->id & ID_FAMILY_MASK) == ID_ADT75XX)
chip->int_mask |= ADT7516_AIN_INT_MASK;
- chip->indio_dev = iio_allocate_device(0);
- if (chip->indio_dev == NULL) {
- ret = -ENOMEM;
- goto error_free_chip;
- }
-
- chip->indio_dev->dev.parent = dev;
+ indio_dev->dev.parent = dev;
if ((chip->id & ID_FAMILY_MASK) == ID_ADT75XX)
- chip->indio_dev->info = &adt7516_info;
+ indio_dev->info = &adt7516_info;
else
- chip->indio_dev->info = &adt7316_info;
- chip->indio_dev->name = name;
- chip->indio_dev->dev_data = (void *)chip;
- chip->indio_dev->modes = INDIO_DIRECT_MODE;
-
- ret = iio_device_register(chip->indio_dev);
- if (ret)
- goto error_free_dev;
+ indio_dev->info = &adt7316_info;
+ indio_dev->name = name;
+ indio_dev->modes = INDIO_DIRECT_MODE;
if (chip->bus.irq > 0) {
if (adt7316_platform_data[0])
@@ -2184,10 +2175,10 @@ int __devinit adt7316_probe(struct device *dev, struct adt7316_bus *bus,
NULL,
&adt7316_event_handler,
chip->bus.irq_flags | IRQF_ONESHOT,
- chip->indio_dev->name,
- chip->indio_dev);
+ indio_dev->name,
+ indio_dev);
if (ret)
- goto error_unreg_dev;
+ goto error_free_dev;
if (chip->bus.irq_flags & IRQF_TRIGGER_HIGH)
chip->config1 |= ADT7316_INT_POLARITY;
@@ -2205,36 +2196,33 @@ int __devinit adt7316_probe(struct device *dev, struct adt7316_bus *bus,
goto error_unreg_irq;
}
+ ret = iio_device_register(indio_dev);
+ if (ret)
+ goto error_unreg_irq;
+
dev_info(dev, "%s temperature sensor, ADC and DAC registered.\n",
- chip->indio_dev->name);
+ indio_dev->name);
return 0;
error_unreg_irq:
- free_irq(chip->bus.irq, chip->indio_dev);
-error_unreg_dev:
- iio_device_unregister(chip->indio_dev);
+ free_irq(chip->bus.irq, indio_dev);
error_free_dev:
- iio_free_device(chip->indio_dev);
-error_free_chip:
- kfree(chip);
-
+ iio_free_device(indio_dev);
+error_ret:
return ret;
}
EXPORT_SYMBOL(adt7316_probe);
int __devexit adt7316_remove(struct device *dev)
{
+ struct iio_dev *indio_dev = dev_get_drvdata(dev);
+ struct adt7316_chip_info *chip = iio_priv(indio_dev);
- struct iio_dev *dev_info = dev_get_drvdata(dev);
- struct adt7316_chip_info *chip = dev_info->dev_data;
-
- dev_set_drvdata(dev, NULL);
+ iio_device_unregister(indio_dev);
if (chip->bus.irq)
- free_irq(chip->bus.irq, chip->indio_dev);
- iio_device_unregister(chip->indio_dev);
- iio_free_device(chip->indio_dev);
- kfree(chip);
+ free_irq(chip->bus.irq, indio_dev);
+ iio_free_device(indio_dev);
return 0;
}
generated by cgit v1.1 at 2024-04-25 07:39:53 +0000