On Tue, Feb 28, 2017 at 4:37 AM, Eva Rachel Retuya <eraretuya@xxxxxxxxx> wrote:
> Convert the driver to use regmap instead of I2C-specific functions. This
> is done in preparation for splitting this driver into core and
> I2C-specific code as well as introduction of SPI driver.
>
> Signed-off-by: Eva Rachel Retuya <eraretuya@xxxxxxxxx>
> Reviewed-by: Andy Shevchenko <andy.shevchenko@xxxxxxxxx>
Okay, my another set of comments.
> @@ -70,6 +76,7 @@ static int adxl345_read_raw(struct iio_dev *indio_dev,
> {
> struct adxl345_data *data = iio_priv(indio_dev);
> int ret;
> + __le16 regval;
Reverse tree order, please.
__le16 regval;
int ret;
> @@ -104,37 +112,50 @@ static int adxl345_probe(struct i2c_client *client,
> {
> struct adxl345_data *data;
> struct iio_dev *indio_dev;
> + struct device *dev;
> + struct regmap *regmap;
> int ret;
> + u32 regval;
Ditto.
> +
> + regmap = devm_regmap_init_i2c(client, &adxl345_regmap_config);
> + if (IS_ERR(regmap)) {
> + dev_err(&client->dev, "Error initializing regmap: %d\n",
> + (int)PTR_ERR(regmap));
I don't like explicit casting in such cases at all. Why not to use
%ld? Same for the similar places in the series.
> - if (ret != ADXL345_DEVID) {
> - dev_err(&client->dev, "Invalid device ID: %d\n", ret);
> + if (regval != ADXL345_DEVID) {
> + dev_err(dev, "Invalid device ID: %x, expected %x\n",
> + regval, ADXL345_DEVID);
So, originally it was in decimal form. Does hex looks better or what
is behind the change?
--
With Best Regards,
Andy Shevchenko
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