Re: [PATCH 02/24] iio: Use dev_to_iio_dev()

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On 05/11/2012 01:58 PM, Lars-Peter Clausen wrote:
> Replace open-coded instances of getting a iio_dev struct from a device struct
> with dev_to_iio_dev().
> 
> Signed-off-by: Lars-Peter Clausen <lars@xxxxxxxxxx>
Acked-by: Jonathan Cameron <jic23@xxxxxxxxxx>
> ---
>  drivers/iio/industrialio-buffer.c  |   16 ++++++++--------
>  drivers/iio/industrialio-core.c    |   12 ++++++------
>  drivers/iio/industrialio-event.c   |    8 ++++----
>  drivers/iio/industrialio-trigger.c |    4 ++--
>  4 files changed, 20 insertions(+), 20 deletions(-)
> 
> diff --git a/drivers/iio/industrialio-buffer.c b/drivers/iio/industrialio-buffer.c
> index b5b2c38..ac185b8 100644
> --- a/drivers/iio/industrialio-buffer.c
> +++ b/drivers/iio/industrialio-buffer.c
> @@ -105,7 +105,7 @@ static ssize_t iio_scan_el_show(struct device *dev,
>  				char *buf)
>  {
>  	int ret;
> -	struct iio_dev *indio_dev = dev_get_drvdata(dev);
> +	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  
>  	ret = test_bit(to_iio_dev_attr(attr)->address,
>  		       indio_dev->buffer->scan_mask);
> @@ -126,7 +126,7 @@ static ssize_t iio_scan_el_store(struct device *dev,
>  {
>  	int ret;
>  	bool state;
> -	struct iio_dev *indio_dev = dev_get_drvdata(dev);
> +	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	struct iio_buffer *buffer = indio_dev->buffer;
>  	struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
>  
> @@ -162,7 +162,7 @@ static ssize_t iio_scan_el_ts_show(struct device *dev,
>  				   struct device_attribute *attr,
>  				   char *buf)
>  {
> -	struct iio_dev *indio_dev = dev_get_drvdata(dev);
> +	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	return sprintf(buf, "%d\n", indio_dev->buffer->scan_timestamp);
>  }
>  
> @@ -172,7 +172,7 @@ static ssize_t iio_scan_el_ts_store(struct device *dev,
>  				    size_t len)
>  {
>  	int ret;
> -	struct iio_dev *indio_dev = dev_get_drvdata(dev);
> +	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	bool state;
>  
>  	ret = strtobool(buf, &state);
> @@ -352,7 +352,7 @@ ssize_t iio_buffer_read_length(struct device *dev,
>  			       struct device_attribute *attr,
>  			       char *buf)
>  {
> -	struct iio_dev *indio_dev = dev_get_drvdata(dev);
> +	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	struct iio_buffer *buffer = indio_dev->buffer;
>  
>  	if (buffer->access->get_length)
> @@ -370,7 +370,7 @@ ssize_t iio_buffer_write_length(struct device *dev,
>  {
>  	int ret;
>  	ulong val;
> -	struct iio_dev *indio_dev = dev_get_drvdata(dev);
> +	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	struct iio_buffer *buffer = indio_dev->buffer;
>  
>  	ret = strict_strtoul(buf, 10, &val);
> @@ -403,7 +403,7 @@ ssize_t iio_buffer_store_enable(struct device *dev,
>  	int ret;
>  	bool requested_state, current_state;
>  	int previous_mode;
> -	struct iio_dev *indio_dev = dev_get_drvdata(dev);
> +	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	struct iio_buffer *buffer = indio_dev->buffer;
>  
>  	mutex_lock(&indio_dev->mlock);
> @@ -489,7 +489,7 @@ ssize_t iio_buffer_show_enable(struct device *dev,
>  			       struct device_attribute *attr,
>  			       char *buf)
>  {
> -	struct iio_dev *indio_dev = dev_get_drvdata(dev);
> +	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	return sprintf(buf, "%d\n", iio_buffer_enabled(indio_dev));
>  }
>  EXPORT_SYMBOL(iio_buffer_show_enable);
> diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c
> index dfa272d..ae3f5ed 100644
> --- a/drivers/iio/industrialio-core.c
> +++ b/drivers/iio/industrialio-core.c
> @@ -264,7 +264,7 @@ static ssize_t iio_read_channel_ext_info(struct device *dev,
>  				     struct device_attribute *attr,
>  				     char *buf)
>  {
> -	struct iio_dev *indio_dev = dev_get_drvdata(dev);
> +	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
>  	const struct iio_chan_spec_ext_info *ext_info;
>  
> @@ -278,7 +278,7 @@ static ssize_t iio_write_channel_ext_info(struct device *dev,
>  				     const char *buf,
>  					 size_t len)
>  {
> -	struct iio_dev *indio_dev = dev_get_drvdata(dev);
> +	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
>  	const struct iio_chan_spec_ext_info *ext_info;
>  
> @@ -292,7 +292,7 @@ static ssize_t iio_read_channel_info(struct device *dev,
>  				     struct device_attribute *attr,
>  				     char *buf)
>  {
> -	struct iio_dev *indio_dev = dev_get_drvdata(dev);
> +	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
>  	int val, val2;
>  	int ret = indio_dev->info->read_raw(indio_dev, this_attr->c,
> @@ -322,7 +322,7 @@ static ssize_t iio_write_channel_info(struct device *dev,
>  				      const char *buf,
>  				      size_t len)
>  {
> -	struct iio_dev *indio_dev = dev_get_drvdata(dev);
> +	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
>  	int ret, integer = 0, fract = 0, fract_mult = 100000;
>  	bool integer_part = true, negative = false;
> @@ -630,7 +630,7 @@ static ssize_t iio_show_dev_name(struct device *dev,
>  				 struct device_attribute *attr,
>  				 char *buf)
>  {
> -	struct iio_dev *indio_dev = dev_get_drvdata(dev);
> +	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	return sprintf(buf, "%s\n", indio_dev->name);
>  }
>  
> @@ -716,7 +716,7 @@ static void iio_device_unregister_sysfs(struct iio_dev *indio_dev)
>  
>  static void iio_dev_release(struct device *device)
>  {
> -	struct iio_dev *indio_dev = container_of(device, struct iio_dev, dev);
> +	struct iio_dev *indio_dev = dev_to_iio_dev(device);
>  	cdev_del(&indio_dev->chrdev);
>  	if (indio_dev->modes & INDIO_BUFFER_TRIGGERED)
>  		iio_device_unregister_trigger_consumer(indio_dev);
> diff --git a/drivers/iio/industrialio-event.c b/drivers/iio/industrialio-event.c
> index 5fcf50b..b49059d 100644
> --- a/drivers/iio/industrialio-event.c
> +++ b/drivers/iio/industrialio-event.c
> @@ -186,7 +186,7 @@ static ssize_t iio_ev_state_store(struct device *dev,
>  				  const char *buf,
>  				  size_t len)
>  {
> -	struct iio_dev *indio_dev = dev_get_drvdata(dev);
> +	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
>  	int ret;
>  	bool val;
> @@ -205,7 +205,7 @@ static ssize_t iio_ev_state_show(struct device *dev,
>  				 struct device_attribute *attr,
>  				 char *buf)
>  {
> -	struct iio_dev *indio_dev = dev_get_drvdata(dev);
> +	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
>  	int val = indio_dev->info->read_event_config(indio_dev,
>  						     this_attr->address);
> @@ -220,7 +220,7 @@ static ssize_t iio_ev_value_show(struct device *dev,
>  				 struct device_attribute *attr,
>  				 char *buf)
>  {
> -	struct iio_dev *indio_dev = dev_get_drvdata(dev);
> +	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
>  	int val, ret;
>  
> @@ -237,7 +237,7 @@ static ssize_t iio_ev_value_store(struct device *dev,
>  				  const char *buf,
>  				  size_t len)
>  {
> -	struct iio_dev *indio_dev = dev_get_drvdata(dev);
> +	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
>  	unsigned long val;
>  	int ret;
> diff --git a/drivers/iio/industrialio-trigger.c b/drivers/iio/industrialio-trigger.c
> index 1dbd7b8..0f582df 100644
> --- a/drivers/iio/industrialio-trigger.c
> +++ b/drivers/iio/industrialio-trigger.c
> @@ -310,7 +310,7 @@ static ssize_t iio_trigger_read_current(struct device *dev,
>  					struct device_attribute *attr,
>  					char *buf)
>  {
> -	struct iio_dev *indio_dev = dev_get_drvdata(dev);
> +	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  
>  	if (indio_dev->trig)
>  		return sprintf(buf, "%s\n", indio_dev->trig->name);
> @@ -329,7 +329,7 @@ static ssize_t iio_trigger_write_current(struct device *dev,
>  					 const char *buf,
>  					 size_t len)
>  {
> -	struct iio_dev *indio_dev = dev_get_drvdata(dev);
> +	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	struct iio_trigger *oldtrig = indio_dev->trig;
>  	struct iio_trigger *trig;
>  	int ret;

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