On Mon, Mar 13, 2017 at 1:11 PM, Eva Rachel Retuya <eraretuya@xxxxxxxxx> wrote: > Provide an all-axes read for triggered buffering. Better description is needed. > -static int adxl345_get_triple(struct adxl345_data *data, void *buf) > +static int adxl345_get_triple(struct adxl345_data *data) Ping-ponging again. This should be essentially a change in the patch where you introduce a helper. > +err_buffer_cleanup: > + iio_triggered_buffer_cleanup(indio_dev); > err_trigger_unregister: > if (data->drdy_trig) > iio_trigger_unregister(data->drdy_trig); devm_iio_*() ? > @@ -334,6 +435,7 @@ int adxl345_core_remove(struct device *dev) > struct adxl345_data *data = iio_priv(indio_dev); > > iio_device_unregister(indio_dev); > + iio_triggered_buffer_cleanup(indio_dev); > if (data->drdy_trig) > iio_trigger_unregister(data->drdy_trig); Ditto. > diff --git a/drivers/iio/accel/adxl345_i2c.c b/drivers/iio/accel/adxl345_i2c.c > index 8c791b8..1e0f071 100644 > --- a/drivers/iio/accel/adxl345_i2c.c > +++ b/drivers/iio/accel/adxl345_i2c.c > @@ -30,6 +30,10 @@ static int adxl345_i2c_probe(struct i2c_client *client, > bool use_int2 = false; > int irq; > > + if (!i2c_check_functionality(client->adapter, > + I2C_FUNC_SMBUS_READ_I2C_BLOCK)) > + return -EOPNOTSUPP; And if driver works before, you make a regression here. -- With Best Regards, Andy Shevchenko -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html