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Date: Sat, 19 Jul 2014 16:27:57 -0700 From: Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com> To: Reyad Attiyat <reyad.attiyat@...il.com>, linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org, jic23@...nel.org Subject: Re: [PATCH v6 4/4] iio: hid-sensor-magn-3d: Add support for rotation from north On 07/17/2014 11:18 AM, Reyad Attiyat wrote: > Add the HID usage attribute ID's and IIO channel info for rotation > from north support. > > Signed-off-by: Reyad Attiyat <reyad.attiyat@...il.com> Acked-by: Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com> > --- > drivers/iio/magnetometer/hid-sensor-magn-3d.c | 53 ++++++++++++++++++++++++++- > 1 file changed, 52 insertions(+), 1 deletion(-) > > diff --git a/drivers/iio/magnetometer/hid-sensor-magn-3d.c b/drivers/iio/magnetometer/hid-sensor-magn-3d.c > index d3b9114..3ec777a 100644 > --- a/drivers/iio/magnetometer/hid-sensor-magn-3d.c > +++ b/drivers/iio/magnetometer/hid-sensor-magn-3d.c > @@ -35,6 +35,10 @@ enum magn_3d_channel { > CHANNEL_SCAN_INDEX_X, > CHANNEL_SCAN_INDEX_Y, > CHANNEL_SCAN_INDEX_Z, > + CHANNEL_SCAN_INDEX_NORTH_MAGN_TILT_COMP, > + CHANNEL_SCAN_INDEX_NORTH_TRUE_TILT_COMP, > + CHANNEL_SCAN_INDEX_NORTH_MAGN, > + CHANNEL_SCAN_INDEX_NORTH_TRUE, > MAGN_3D_CHANNEL_MAX, > }; > > @@ -57,7 +61,11 @@ struct magn_3d_state { > static const u32 magn_3d_addresses[MAGN_3D_CHANNEL_MAX] = { > HID_USAGE_SENSOR_ORIENT_MAGN_FLUX_X_AXIS, > HID_USAGE_SENSOR_ORIENT_MAGN_FLUX_Y_AXIS, > - HID_USAGE_SENSOR_ORIENT_MAGN_FLUX_Z_AXIS > + HID_USAGE_SENSOR_ORIENT_MAGN_FLUX_Z_AXIS, > + HID_USAGE_SENSOR_ORIENT_COMP_MAGN_NORTH, > + HID_USAGE_SENSOR_ORIENT_COMP_TRUE_NORTH, > + HID_USAGE_SENSOR_ORIENT_MAGN_NORTH, > + HID_USAGE_SENSOR_ORIENT_TRUE_NORTH, > }; > > /* Channel definitions */ > @@ -89,6 +97,42 @@ static const struct iio_chan_spec magn_3d_channels[] = { > BIT(IIO_CHAN_INFO_SCALE) | > BIT(IIO_CHAN_INFO_SAMP_FREQ) | > BIT(IIO_CHAN_INFO_HYSTERESIS), > + }, { > + .type = IIO_ROT, > + .modified = 1, > + .channel2 = IIO_MOD_NORTH_MAGN_TILT_COMP, > + .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), > + .info_mask_shared_by_type = BIT(IIO_CHAN_INFO_OFFSET) | > + BIT(IIO_CHAN_INFO_SCALE) | > + BIT(IIO_CHAN_INFO_SAMP_FREQ) | > + BIT(IIO_CHAN_INFO_HYSTERESIS), > + }, { > + .type = IIO_ROT, > + .modified = 1, > + .channel2 = IIO_MOD_NORTH_TRUE_TILT_COMP, > + .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), > + .info_mask_shared_by_type = BIT(IIO_CHAN_INFO_OFFSET) | > + BIT(IIO_CHAN_INFO_SCALE) | > + BIT(IIO_CHAN_INFO_SAMP_FREQ) | > + BIT(IIO_CHAN_INFO_HYSTERESIS), > + }, { > + .type = IIO_ROT, > + .modified = 1, > + .channel2 = IIO_MOD_NORTH_MAGN, > + .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), > + .info_mask_shared_by_type = BIT(IIO_CHAN_INFO_OFFSET) | > + BIT(IIO_CHAN_INFO_SCALE) | > + BIT(IIO_CHAN_INFO_SAMP_FREQ) | > + BIT(IIO_CHAN_INFO_HYSTERESIS), > + }, { > + .type = IIO_ROT, > + .modified = 1, > + .channel2 = IIO_MOD_NORTH_TRUE, > + .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), > + .info_mask_shared_by_type = BIT(IIO_CHAN_INFO_OFFSET) | > + BIT(IIO_CHAN_INFO_SCALE) | > + BIT(IIO_CHAN_INFO_SAMP_FREQ) | > + BIT(IIO_CHAN_INFO_HYSTERESIS), > } > }; > > @@ -245,6 +289,13 @@ static int magn_3d_capture_sample(struct hid_sensor_hub_device *hsdev, > offset = (usage_id - HID_USAGE_SENSOR_ORIENT_MAGN_FLUX_X_AXIS) > + CHANNEL_SCAN_INDEX_X; > break; > + case HID_USAGE_SENSOR_ORIENT_COMP_MAGN_NORTH: > + case HID_USAGE_SENSOR_ORIENT_COMP_TRUE_NORTH: > + case HID_USAGE_SENSOR_ORIENT_MAGN_NORTH: > + case HID_USAGE_SENSOR_ORIENT_TRUE_NORTH: > + offset = (usage_id - HID_USAGE_SENSOR_ORIENT_COMP_MAGN_NORTH) > + + CHANNEL_SCAN_INDEX_NORTH_MAGN_TILT_COMP; > + break; > default: > return -EINVAL; > } -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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