[PATCH 3/7] iio: light: tsl2583: use DEVICE_ATTR_{RO, RW, WO} macros

Peter Meerwald-Stadler pmeerw at pmeerw.net
Wed Oct 19 10:47:13 UTC 2016


> Use the DEVICE_ATTR_RO, IIO_DEVICE_ATTR_RW, and IIO_DEVICE_ATTR_WO
> macros to create the device attributes.

great that you work on cleaning this up!

the patch does a bit more than is claimed, it also renames stuff; 
eventually, a proper prefix ('tsl2583_') should be used...


maybe you can unify the two files in this patch series?
./staging/iio/Documentation/sysfs-bus-iio-light-tsl2583
./staging/iio/Documentation/light/sysfs-bus-iio-light-tsl2583

Suggested-by: Peter Meerwald-Stadler <pmeerw at pmeerw.net>
:-)


> Signed-off-by: Brian Masney <masneyb at onstation.org>
> ---
>  drivers/staging/iio/light/tsl2583.c | 117 ++++++++++++++++++------------------
>  1 file changed, 57 insertions(+), 60 deletions(-)
> 
> diff --git a/drivers/staging/iio/light/tsl2583.c b/drivers/staging/iio/light/tsl2583.c
> index 8448a87..bbb8fc3 100644
> --- a/drivers/staging/iio/light/tsl2583.c
> +++ b/drivers/staging/iio/light/tsl2583.c
> @@ -501,8 +501,8 @@ static int taos_chip_off(struct iio_dev *indio_dev)
>  
>  /* Sysfs Interface Functions */
>  
> -static ssize_t taos_power_state_show(struct device *dev,
> -				     struct device_attribute *attr, char *buf)
> +static ssize_t power_state_show(struct device *dev,
> +				struct device_attribute *attr, char *buf)
>  {
>  	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	struct tsl2583_chip *chip = iio_priv(indio_dev);
> @@ -510,9 +510,9 @@ static ssize_t taos_power_state_show(struct device *dev,
>  	return sprintf(buf, "%d\n", chip->taos_chip_status);
>  }
>  
> -static ssize_t taos_power_state_store(struct device *dev,
> -				      struct device_attribute *attr,
> -				      const char *buf, size_t len)
> +static ssize_t power_state_store(struct device *dev,
> +				 struct device_attribute *attr,
> +				 const char *buf, size_t len)
>  {
>  	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	int value;
> @@ -528,8 +528,9 @@ static ssize_t taos_power_state_store(struct device *dev,
>  	return len;
>  }
>  
> -static ssize_t taos_gain_show(struct device *dev,
> -			      struct device_attribute *attr, char *buf)
> +static ssize_t illuminance0_calibscale_show(struct device *dev,
> +					    struct device_attribute *attr,
> +					    char *buf)
>  {
>  	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	struct tsl2583_chip *chip = iio_priv(indio_dev);
> @@ -553,9 +554,9 @@ static ssize_t taos_gain_show(struct device *dev,
>  	return sprintf(buf, "%s\n", gain);
>  }
>  
> -static ssize_t taos_gain_store(struct device *dev,
> -			       struct device_attribute *attr,
> -			       const char *buf, size_t len)
> +static ssize_t illuminance0_calibscale_store(struct device *dev,
> +					     struct device_attribute *attr,
> +					     const char *buf, size_t len)
>  {
>  	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	struct tsl2583_chip *chip = iio_priv(indio_dev);
> @@ -587,15 +588,16 @@ gain_store_done:
>  	return ret;
>  }
>  
> -static ssize_t taos_gain_available_show(struct device *dev,
> -					struct device_attribute *attr,
> -					char *buf)
> +static ssize_t illuminance0_calibscale_available_show(struct device *dev,
> +						  struct device_attribute *attr,
> +						  char *buf)
>  {
>  	return sprintf(buf, "%s\n", "1 8 16 111");
>  }
>  
> -static ssize_t taos_als_time_show(struct device *dev,
> -				  struct device_attribute *attr, char *buf)
> +static ssize_t illuminance0_integration_time_show(struct device *dev,
> +						  struct device_attribute *attr,
> +						  char *buf)
>  {
>  	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	struct tsl2583_chip *chip = iio_priv(indio_dev);
> @@ -603,9 +605,9 @@ static ssize_t taos_als_time_show(struct device *dev,
>  	return sprintf(buf, "%d\n", chip->taos_settings.als_time);
>  }
>  
> -static ssize_t taos_als_time_store(struct device *dev,
> -				   struct device_attribute *attr,
> -				   const char *buf, size_t len)
> +static ssize_t illuminance0_integration_time_store(struct device *dev,
> +						  struct device_attribute *attr,
> +						  const char *buf, size_t len)
>  {
>  	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	struct tsl2583_chip *chip = iio_priv(indio_dev);
> @@ -627,16 +629,17 @@ als_time_store_done:
>  	return ret;
>  }
>  
> -static ssize_t taos_als_time_available_show(struct device *dev,
> -					    struct device_attribute *attr,
> -					    char *buf)
> +static ssize_t illuminance0_integration_time_available_show(struct device *dev,
> +						  struct device_attribute *attr,
> +						  char *buf)
>  {
>  	return sprintf(buf, "%s\n",
>  		"50 100 150 200 250 300 350 400 450 500 550 600 650");
>  }
>  
> -static ssize_t taos_als_trim_show(struct device *dev,
> -				  struct device_attribute *attr, char *buf)
> +static ssize_t illuminance0_calibbias_show(struct device *dev,
> +					   struct device_attribute *attr,
> +					   char *buf)
>  {
>  	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	struct tsl2583_chip *chip = iio_priv(indio_dev);
> @@ -644,9 +647,9 @@ static ssize_t taos_als_trim_show(struct device *dev,
>  	return sprintf(buf, "%d\n", chip->taos_settings.als_gain_trim);
>  }
>  
> -static ssize_t taos_als_trim_store(struct device *dev,
> -				   struct device_attribute *attr,
> -				   const char *buf, size_t len)
> +static ssize_t illuminance0_calibbias_store(struct device *dev,
> +					    struct device_attribute *attr,
> +					    const char *buf, size_t len)
>  {
>  	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	struct tsl2583_chip *chip = iio_priv(indio_dev);
> @@ -661,9 +664,9 @@ static ssize_t taos_als_trim_store(struct device *dev,
>  	return len;
>  }
>  
> -static ssize_t taos_als_cal_target_show(struct device *dev,
> -					struct device_attribute *attr,
> -					char *buf)
> +static ssize_t illuminance0_input_target_show(struct device *dev,
> +					      struct device_attribute *attr,
> +					      char *buf)
>  {
>  	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	struct tsl2583_chip *chip = iio_priv(indio_dev);
> @@ -671,9 +674,9 @@ static ssize_t taos_als_cal_target_show(struct device *dev,
>  	return sprintf(buf, "%d\n", chip->taos_settings.als_cal_target);
>  }
>  
> -static ssize_t taos_als_cal_target_store(struct device *dev,
> -					 struct device_attribute *attr,
> -					 const char *buf, size_t len)
> +static ssize_t illuminance0_input_target_store(struct device *dev,
> +					       struct device_attribute *attr,
> +					       const char *buf, size_t len)
>  {
>  	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	struct tsl2583_chip *chip = iio_priv(indio_dev);
> @@ -688,8 +691,9 @@ static ssize_t taos_als_cal_target_store(struct device *dev,
>  	return len;
>  }
>  
> -static ssize_t taos_lux_show(struct device *dev, struct device_attribute *attr,
> -			     char *buf)
> +static ssize_t illuminance0_input_show(struct device *dev,
> +				       struct device_attribute *attr,
> +				       char *buf)
>  {
>  	int ret;
>  
> @@ -700,9 +704,9 @@ static ssize_t taos_lux_show(struct device *dev, struct device_attribute *attr,
>  	return sprintf(buf, "%d\n", ret);
>  }
>  
> -static ssize_t taos_do_calibrate(struct device *dev,
> -				 struct device_attribute *attr,
> -				 const char *buf, size_t len)
> +static ssize_t illuminance0_calibrate_store(struct device *dev,
> +					    struct device_attribute *attr,
> +					    const char *buf, size_t len)
>  {
>  	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	int value;
> @@ -716,8 +720,9 @@ static ssize_t taos_do_calibrate(struct device *dev,
>  	return len;
>  }
>  
> -static ssize_t taos_luxtable_show(struct device *dev,
> -				  struct device_attribute *attr, char *buf)
> +static ssize_t illuminance0_lux_table_show(struct device *dev,
> +					   struct device_attribute *attr,
> +					   char *buf)
>  {
>  	int i;
>  	int offset = 0;
> @@ -741,9 +746,9 @@ static ssize_t taos_luxtable_show(struct device *dev,
>  	return offset;
>  }
>  
> -static ssize_t taos_luxtable_store(struct device *dev,
> -				   struct device_attribute *attr,
> -				   const char *buf, size_t len)
> +static ssize_t illuminance0_lux_table_store(struct device *dev,
> +					    struct device_attribute *attr,
> +					    const char *buf, size_t len)
>  {
>  	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
>  	struct tsl2583_chip *chip = iio_priv(indio_dev);
> @@ -781,29 +786,21 @@ luxable_store_done:
>  	return ret;
>  }
>  
> -static DEVICE_ATTR(power_state, S_IRUGO | S_IWUSR,
> -		taos_power_state_show, taos_power_state_store);
> +static DEVICE_ATTR_RW(power_state);
>  
> -static DEVICE_ATTR(illuminance0_calibscale, S_IRUGO | S_IWUSR,
> -		taos_gain_show, taos_gain_store);
> -static DEVICE_ATTR(illuminance0_calibscale_available, S_IRUGO,
> -		taos_gain_available_show, NULL);
> +static DEVICE_ATTR_RW(illuminance0_calibscale);
> +static DEVICE_ATTR_RO(illuminance0_calibscale_available);
>  
> -static DEVICE_ATTR(illuminance0_integration_time, S_IRUGO | S_IWUSR,
> -		taos_als_time_show, taos_als_time_store);
> -static DEVICE_ATTR(illuminance0_integration_time_available, S_IRUGO,
> -		taos_als_time_available_show, NULL);
> +static DEVICE_ATTR_RW(illuminance0_integration_time);
> +static DEVICE_ATTR_RO(illuminance0_integration_time_available);
>  
> -static DEVICE_ATTR(illuminance0_calibbias, S_IRUGO | S_IWUSR,
> -		taos_als_trim_show, taos_als_trim_store);
> +static DEVICE_ATTR_RW(illuminance0_calibbias);
>  
> -static DEVICE_ATTR(illuminance0_input_target, S_IRUGO | S_IWUSR,
> -		taos_als_cal_target_show, taos_als_cal_target_store);
> +static DEVICE_ATTR_RW(illuminance0_input_target);
>  
> -static DEVICE_ATTR(illuminance0_input, S_IRUGO, taos_lux_show, NULL);
> -static DEVICE_ATTR(illuminance0_calibrate, S_IWUSR, NULL, taos_do_calibrate);
> -static DEVICE_ATTR(illuminance0_lux_table, S_IRUGO | S_IWUSR,
> -		taos_luxtable_show, taos_luxtable_store);
> +static DEVICE_ATTR_RO(illuminance0_input);
> +static DEVICE_ATTR_WO(illuminance0_calibrate);
> +static DEVICE_ATTR_RW(illuminance0_lux_table);
>  
>  static struct attribute *sysfs_attrs_ctrl[] = {
>  	&dev_attr_power_state.attr,
> 

-- 

Peter Meerwald-Stadler
+43-664-2444418 (mobile)


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