On Fri, Mar 03, 2017 at 06:44:27PM +0200, Andy Shevchenko wrote:
> 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;
>
Ack.
> > @@ -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.
>
OK. Will do that instead.
> > - 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?
Yes it looks better. I made the change to make it easily seen what it
read in hex compared to the known DEVID.
Thanks,
Eva
>
> --
> With Best Regards,
> Andy Shevchenko
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