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staging:iio:tsl2563 take advantage of new iio_device_allocate private data. 

Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Jonathan Cameron 2011-04-18 12:58:55 +01:00 committed by Greg Kroah-Hartman
parent c77b38108d
commit 33789dce54
1 changed files with 29 additions and 39 deletions
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68
drivers/staging/iio/light/tsl2563.c
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@ -115,7 +115,6 @@ static struct tsl2563_gainlevel_coeff tsl2563_gainlevel_table[] = {
struct tsl2563_chip {
struct mutex lock;
struct i2c_client *client;
struct iio_dev *indio_dev;
struct delayed_work poweroff_work;
struct work_struct work_thresh;
@ -470,8 +469,7 @@ static unsigned int adc_to_lux(u32 adc0, u32 adc1)
static ssize_t tsl2563_adc_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct iio_dev *indio_dev = dev_get_drvdata(dev);
struct tsl2563_chip *chip = indio_dev->dev_data;
struct tsl2563_chip *chip = iio_priv(dev_get_drvdata(dev));
struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
int ret;
@ -508,8 +506,7 @@ static u32 calib_adc(u32 adc, u32 calib)
static ssize_t tsl2563_lux_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct iio_dev *indio_dev = dev_get_drvdata(dev);
struct tsl2563_chip *chip = indio_dev->dev_data;
struct tsl2563_chip *chip = iio_priv(dev_get_drvdata(dev));
u32 calib0, calib1;
int ret;
@ -537,8 +534,7 @@ static ssize_t format_calib(char *buf, int len, u32 calib)
static ssize_t tsl2563_calib_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct iio_dev *indio_dev = dev_get_drvdata(dev);
struct tsl2563_chip *chip = indio_dev->dev_data;
struct tsl2563_chip *chip = iio_priv(dev_get_drvdata(dev));
struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
int ret;
@ -561,8 +557,7 @@ static ssize_t tsl2563_calib_store(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t len)
{
struct iio_dev *indio_dev = dev_get_drvdata(dev);
struct tsl2563_chip *chip = indio_dev->dev_data;
struct tsl2563_chip *chip = iio_priv(dev_get_drvdata(dev));
struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
int value;
u32 calib;
@ -598,8 +593,7 @@ static ssize_t tsl2563_show_name(struct device *dev,
struct device_attribute *attr,
char *buf)
{
struct iio_dev *indio_dev = dev_get_drvdata(dev);
struct tsl2563_chip *chip = indio_dev->dev_data;
struct tsl2563_chip *chip = iio_priv(dev_get_drvdata(dev));
return sprintf(buf, "%s\n", chip->client->name);
}
@ -623,8 +617,7 @@ static ssize_t tsl2563_read_thresh(struct device *dev,
struct device_attribute *attr,
char *buf)
{
struct iio_dev *indio_dev = dev_get_drvdata(dev);
struct tsl2563_chip *chip = indio_dev->dev_data;
struct tsl2563_chip *chip = iio_priv(dev_get_drvdata(dev));
struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
u16 val = 0;
switch (this_attr->address) {
@ -643,8 +636,7 @@ static ssize_t tsl2563_write_thresh(struct device *dev,
const char *buf,
size_t len)
{
struct iio_dev *indio_dev = dev_get_drvdata(dev);
struct tsl2563_chip *chip = indio_dev->dev_data;
struct tsl2563_chip *chip = iio_priv(dev_get_drvdata(dev));
struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
unsigned long val;
int ret;
@ -690,7 +682,7 @@ static int tsl2563_int_th(struct iio_dev *dev_info,
s64 timestamp,
int not_test)
{
struct tsl2563_chip *chip = dev_info->dev_data;
struct tsl2563_chip *chip = iio_priv(dev_info);
chip->event_timestamp = timestamp;
schedule_work(&chip->work_thresh);
@ -705,7 +697,7 @@ static void tsl2563_int_bh(struct work_struct *work_s)
struct tsl2563_chip, work_thresh);
u8 cmd = TSL2563_CMD | TSL2563_CLEARINT;
iio_push_event(chip->indio_dev, 0,
iio_push_event(iio_priv_to_dev(chip), 0,
IIO_UNMOD_EVENT_CODE(IIO_EV_CLASS_LIGHT,
0,
IIO_EV_TYPE_THRESH,
@ -725,7 +717,7 @@ static ssize_t tsl2563_write_interrupt_config(struct device *dev,
size_t len)
{
struct iio_dev *indio_dev = dev_get_drvdata(dev);
struct tsl2563_chip *chip = indio_dev->dev_data;
struct tsl2563_chip *chip = iio_priv(indio_dev);
struct iio_event_attr *this_attr = to_iio_event_attr(attr);
int input, ret = 0;
@ -771,8 +763,7 @@ static ssize_t tsl2563_read_interrupt_config(struct device *dev,
struct device_attribute *attr,
char *buf)
{
struct iio_dev *indio_dev = dev_get_drvdata(dev);
struct tsl2563_chip *chip = indio_dev->dev_data;
struct tsl2563_chip *chip = iio_priv(dev_get_drvdata(dev));
int ret;
u8 rxbuf;
ssize_t len;
@ -816,16 +807,19 @@ static struct i2c_driver tsl2563_i2c_driver;
static int __devinit tsl2563_probe(struct i2c_client *client,
const struct i2c_device_id *device_id)
{
struct iio_dev *indio_dev;
struct tsl2563_chip *chip;
struct tsl2563_platform_data *pdata = client->dev.platform_data;
int err = 0;
int ret;
u8 id;
chip = kzalloc(sizeof(*chip), GFP_KERNEL);
if (!chip)
indio_dev = iio_allocate_device(sizeof(*chip));
if (!indio_dev)
return -ENOMEM;
chip = iio_priv(indio_dev);
INIT_WORK(&chip->work_thresh, tsl2563_int_bh);
i2c_set_clientdata(client, chip);
chip->client = client;
@ -857,26 +851,22 @@ static int __devinit tsl2563_probe(struct i2c_client *client,
dev_info(&client->dev, "model %d, rev. %d\n", id >> 4, id & 0x0f);
chip->indio_dev = iio_allocate_device(0);
if (!chip->indio_dev)
goto fail1;
chip->indio_dev->attrs = &tsl2563_group;
chip->indio_dev->dev.parent = &client->dev;
chip->indio_dev->dev_data = (void *)(chip);
chip->indio_dev->driver_module = THIS_MODULE;
chip->indio_dev->modes = INDIO_DIRECT_MODE;
indio_dev->attrs = &tsl2563_group;
indio_dev->dev.parent = &client->dev;
indio_dev->driver_module = THIS_MODULE;
indio_dev->modes = INDIO_DIRECT_MODE;
if (client->irq) {
chip->indio_dev->num_interrupt_lines = 1;
chip->indio_dev->event_attrs
indio_dev->num_interrupt_lines = 1;
indio_dev->event_attrs
= &tsl2563_event_attribute_group;
}
ret = iio_device_register(chip->indio_dev);
ret = iio_device_register(indio_dev);
if (ret)
goto fail1;
if (client->irq) {
ret = iio_register_interrupt_line(client->irq,
chip->indio_dev,
indio_dev,
0,
IRQF_TRIGGER_RISING,
client->name);
@ -894,9 +884,9 @@ static int __devinit tsl2563_probe(struct i2c_client *client,
return 0;
fail3:
if (client->irq)
iio_unregister_interrupt_line(chip->indio_dev, 0);
iio_unregister_interrupt_line(indio_dev, 0);
fail2:
iio_device_unregister(chip->indio_dev);
iio_device_unregister(indio_dev);
fail1:
kfree(chip);
return err;
@ -905,6 +895,7 @@ fail1:
static int tsl2563_remove(struct i2c_client *client)
{
struct tsl2563_chip *chip = i2c_get_clientdata(client);
struct iio_dev *indio_dev = iio_priv_to_dev(chip);
if (!chip->int_enabled)
cancel_delayed_work(&chip->poweroff_work);
/* Ensure that interrupts are disabled - then flush any bottom halves */
@ -913,10 +904,9 @@ static int tsl2563_remove(struct i2c_client *client)
flush_scheduled_work();
tsl2563_set_power(chip, 0);
if (client->irq)
iio_unregister_interrupt_line(chip->indio_dev, 0);
iio_device_unregister(chip->indio_dev);
iio_unregister_interrupt_line(indio_dev, 0);
iio_device_unregister(indio_dev);
kfree(chip);
return 0;
}