> On Thu, 19 Mar 2020 22:02:45 +0100 > Lorenzo Bianconi <lorenzo@xxxxxxxxxx> wrote: > > > Introduce st_lsm6dsx_shub_set_full_scale routine in order to configure > > the i2c slave device sensitivity > > > > Tested-by: Jimmy Assarsson <jimmyassarsson@xxxxxxxxx> > > Signed-off-by: Lorenzo Bianconi <lorenzo@xxxxxxxxxx> > I've lost track of what is going on around this driver. > One thing is clear though, this doesn't currently apply to my togreg > tree. I'll assume that's because I'm missing something (maybe a fix, > or maybe another series). > > Give me a poke if I seem to have lost this in a few weeks once all the > trees catch up properly after the merge window. > > Thanks, > > Jonathan Hi Jonathan, since this is not a fix but a new feature, does it apply to your testing tree? Anyway I guess this patch is important when you apply LIS3MDL support to sensor hub driver. https://patchwork.kernel.org/patch/11463761/ Regards, Lorenzo > > > --- > > drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_shub.c | 33 ++++++++++++++++++++ > > 1 file changed, 33 insertions(+) > > > > diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_shub.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_shub.c > > index 64ef07a30726..fec1dbd5f00d 100644 > > --- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_shub.c > > +++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_shub.c > > @@ -518,6 +518,36 @@ st_lsm6dsx_shub_read_raw(struct iio_dev *iio_dev, > > return ret; > > } > > > > +static int > > +st_lsm6dsx_shub_set_full_scale(struct st_lsm6dsx_sensor *sensor, > > + u32 gain) > > +{ > > + const struct st_lsm6dsx_fs_table_entry *fs_table; > > + int i, err; > > + > > + fs_table = &sensor->ext_info.settings->fs_table; > > + if (!fs_table->reg.addr) > > + return -ENOTSUPP; > > + > > + for (i = 0; i < fs_table->fs_len; i++) { > > + if (fs_table->fs_avl[i].gain == gain) > > + break; > > + } > > + > > + if (i == fs_table->fs_len) > > + return -EINVAL; > > + > > + err = st_lsm6dsx_shub_write_with_mask(sensor, fs_table->reg.addr, > > + fs_table->reg.mask, > > + fs_table->fs_avl[i].val); > > + if (err < 0) > > + return err; > > + > > + sensor->gain = gain; > > + > > + return 0; > > +} > > + > > static int > > st_lsm6dsx_shub_write_raw(struct iio_dev *iio_dev, > > struct iio_chan_spec const *chan, > > @@ -552,6 +582,9 @@ st_lsm6dsx_shub_write_raw(struct iio_dev *iio_dev, > > } > > break; > > } > > + case IIO_CHAN_INFO_SCALE: > > + err = st_lsm6dsx_shub_set_full_scale(sensor, val2); > > + break; > > default: > > err = -EINVAL; > > break; >
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