On 10/04/16 20:06, Alison Schofield wrote:
> Driver includes struct regmap and struct device in its global data.
> Remove the struct device and use regmap API to retrieve device info.
> 
> Patch created using Coccinelle plus manual edits.
> 
> Signed-off-by: Alison Schofield <amsfiel...@gmail.com>
Again, I'm happy with this, but have cc'd Teodora whose driver this is
for info and comment.

Jonathan
> ---
>  drivers/iio/accel/mxc4005.c | 26 +++++++++++++++-----------
>  1 file changed, 15 insertions(+), 11 deletions(-)
> 
> diff --git a/drivers/iio/accel/mxc4005.c b/drivers/iio/accel/mxc4005.c
> index c23f47a..013d511 100644
> --- a/drivers/iio/accel/mxc4005.c
> +++ b/drivers/iio/accel/mxc4005.c
> @@ -60,7 +60,6 @@ enum mxc4005_range {
>  };
>  
>  struct mxc4005_data {
> -     struct device *dev;
>       struct mutex mutex;
>       struct regmap *regmap;
>       struct iio_trigger *dready_trig;
> @@ -140,12 +139,13 @@ static const struct regmap_config mxc4005_regmap_config 
> = {
>  
>  static int mxc4005_read_xyz(struct mxc4005_data *data)
>  {
> +     struct device *dev = regmap_get_device(data->regmap);
>       int ret;
>  
>       ret = regmap_bulk_read(data->regmap, MXC4005_REG_XOUT_UPPER,
>                              (u8 *) data->buffer, sizeof(data->buffer));
>       if (ret < 0) {
> -             dev_err(data->dev, "failed to read axes\n");
> +             dev_err(dev, "failed to read axes\n");
>               return ret;
>       }
>  
> @@ -155,12 +155,13 @@ static int mxc4005_read_xyz(struct mxc4005_data *data)
>  static int mxc4005_read_axis(struct mxc4005_data *data,
>                            unsigned int addr)
>  {
> +     struct device *dev = regmap_get_device(data->regmap);
>       __be16 reg;
>       int ret;
>  
>       ret = regmap_bulk_read(data->regmap, addr, (u8 *) &reg, sizeof(reg));
>       if (ret < 0) {
> -             dev_err(data->dev, "failed to read reg %02x\n", addr);
> +             dev_err(dev, "failed to read reg %02x\n", addr);
>               return ret;
>       }
>  
> @@ -169,13 +170,14 @@ static int mxc4005_read_axis(struct mxc4005_data *data,
>  
>  static int mxc4005_read_scale(struct mxc4005_data *data)
>  {
> +     struct device *dev = regmap_get_device(data->regmap);
>       unsigned int reg;
>       int ret;
>       int i;
>  
>       ret = regmap_read(data->regmap, MXC4005_REG_CONTROL, &reg);
>       if (ret < 0) {
> -             dev_err(data->dev, "failed to read reg_control\n");
> +             dev_err(dev, "failed to read reg_control\n");
>               return ret;
>       }
>  
> @@ -189,6 +191,7 @@ static int mxc4005_read_scale(struct mxc4005_data *data)
>  
>  static int mxc4005_set_scale(struct mxc4005_data *data, int val)
>  {
> +     struct device *dev = regmap_get_device(data->regmap);
>       unsigned int reg;
>       int i;
>       int ret;
> @@ -201,8 +204,7 @@ static int mxc4005_set_scale(struct mxc4005_data *data, 
> int val)
>                                                MXC4005_REG_CONTROL_MASK_FSR,
>                                                reg);
>                       if (ret < 0)
> -                             dev_err(data->dev,
> -                                     "failed to write reg_control\n");
> +                             dev_err(dev, "failed to write reg_control\n");
>                       return ret;
>               }
>       }
> @@ -321,13 +323,14 @@ err:
>  
>  static int mxc4005_clr_intr(struct mxc4005_data *data)
>  {
> +     struct device *dev = regmap_get_device(data->regmap);
>       int ret;
>  
>       /* clear interrupt */
>       ret = regmap_write(data->regmap, MXC4005_REG_INT_CLR1,
>                          MXC4005_REG_INT_CLR1_BIT_DRDYC);
>       if (ret < 0) {
> -             dev_err(data->dev, "failed to write to reg_int_clr1\n");
> +             dev_err(dev, "failed to write to reg_int_clr1\n");
>               return ret;
>       }
>  
> @@ -339,6 +342,7 @@ static int mxc4005_set_trigger_state(struct iio_trigger 
> *trig,
>  {
>       struct iio_dev *indio_dev = iio_trigger_get_drvdata(trig);
>       struct mxc4005_data *data = iio_priv(indio_dev);
> +     struct device *dev = regmap_get_device(data->regmap);
>       int ret;
>  
>       mutex_lock(&data->mutex);
> @@ -352,7 +356,7 @@ static int mxc4005_set_trigger_state(struct iio_trigger 
> *trig,
>  
>       if (ret < 0) {
>               mutex_unlock(&data->mutex);
> -             dev_err(data->dev, "failed to update reg_int_mask1");
> +             dev_err(dev, "failed to update reg_int_mask1");
>               return ret;
>       }
>  
> @@ -381,16 +385,17 @@ static const struct iio_trigger_ops mxc4005_trigger_ops 
> = {
>  
>  static int mxc4005_chip_init(struct mxc4005_data *data)
>  {
> +     struct device *dev = regmap_get_device(data->regmap);
>       int ret;
>       unsigned int reg;
>  
>       ret = regmap_read(data->regmap, MXC4005_REG_DEVICE_ID, &reg);
>       if (ret < 0) {
> -             dev_err(data->dev, "failed to read chip id\n");
> +             dev_err(dev, "failed to read chip id\n");
>               return ret;
>       }
>  
> -     dev_dbg(data->dev, "MXC4005 chip id %02x\n", reg);
> +     dev_dbg(dev, "MXC4005 chip id %02x\n", reg);
>  
>       return 0;
>  }
> @@ -415,7 +420,6 @@ static int mxc4005_probe(struct i2c_client *client,
>  
>       data = iio_priv(indio_dev);
>       i2c_set_clientdata(client, indio_dev);
> -     data->dev = &client->dev;
>       data->regmap = regmap;
>  
>       ret = mxc4005_chip_init(data);
> 

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