diff options
Diffstat (limited to 'drivers/iio/orientation/hid-sensor-rotation.c')
-rw-r--r-- | drivers/iio/orientation/hid-sensor-rotation.c | 37 |
1 files changed, 20 insertions, 17 deletions
diff --git a/drivers/iio/orientation/hid-sensor-rotation.c b/drivers/iio/orientation/hid-sensor-rotation.c index 18e4ef060096..cf7f57a47681 100644 --- a/drivers/iio/orientation/hid-sensor-rotation.c +++ b/drivers/iio/orientation/hid-sensor-rotation.c @@ -21,7 +21,7 @@ struct dev_rot_state { struct hid_sensor_common common_attributes; struct hid_sensor_hub_attribute_info quaternion; struct { - u32 sampled_vals[4] __aligned(16); + s32 sampled_vals[4] __aligned(16); u64 timestamp __aligned(8); } scan; int scale_pre_decml; @@ -31,6 +31,11 @@ struct dev_rot_state { s64 timestamp; }; +static const u32 rotation_sensitivity_addresses[] = { + HID_USAGE_SENSOR_DATA_ORIENTATION, + HID_USAGE_SENSOR_ORIENT_QUATERNION, +}; + /* Channel definitions */ static const struct iio_chan_spec dev_rot_channels[] = { { @@ -170,8 +175,15 @@ static int dev_rot_capture_sample(struct hid_sensor_hub_device *hsdev, struct dev_rot_state *rot_state = iio_priv(indio_dev); if (usage_id == HID_USAGE_SENSOR_ORIENT_QUATERNION) { - memcpy(&rot_state->scan.sampled_vals, raw_data, - sizeof(rot_state->scan.sampled_vals)); + if (raw_len / 4 == sizeof(s16)) { + rot_state->scan.sampled_vals[0] = ((s16 *)raw_data)[0]; + rot_state->scan.sampled_vals[1] = ((s16 *)raw_data)[1]; + rot_state->scan.sampled_vals[2] = ((s16 *)raw_data)[2]; + rot_state->scan.sampled_vals[3] = ((s16 *)raw_data)[3]; + } else { + memcpy(&rot_state->scan.sampled_vals, raw_data, + sizeof(rot_state->scan.sampled_vals)); + } dev_dbg(&indio_dev->dev, "Recd Quat len:%zu::%zu\n", raw_len, sizeof(rot_state->scan.sampled_vals)); @@ -214,18 +226,6 @@ static int dev_rot_parse_report(struct platform_device *pdev, &st->quaternion, &st->scale_pre_decml, &st->scale_post_decml); - /* Set Sensitivity field ids, when there is no individual modifier */ - if (st->common_attributes.sensitivity.index < 0) { - sensor_hub_input_get_attribute_info(hsdev, - HID_FEATURE_REPORT, usage_id, - HID_USAGE_SENSOR_DATA_MOD_CHANGE_SENSITIVITY_ABS | - HID_USAGE_SENSOR_DATA_ORIENTATION, - &st->common_attributes.sensitivity); - dev_dbg(&pdev->dev, "Sensitivity index:report %d:%d\n", - st->common_attributes.sensitivity.index, - st->common_attributes.sensitivity.report_id); - } - return 0; } @@ -263,8 +263,11 @@ static int hid_dev_rot_probe(struct platform_device *pdev) return -EINVAL; } - ret = hid_sensor_parse_common_attributes(hsdev, hsdev->usage, - &rot_state->common_attributes); + ret = hid_sensor_parse_common_attributes(hsdev, + hsdev->usage, + &rot_state->common_attributes, + rotation_sensitivity_addresses, + ARRAY_SIZE(rotation_sensitivity_addresses)); if (ret) { dev_err(&pdev->dev, "failed to setup common attributes\n"); return ret; |