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iio: Add relative sensitivity support

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Some hid sensors may use relative sensitivity such as als sensor.
This patch adds relative sensitivity checking for all hid sensors.

Signed-off-by: Ye Xiang <xiang.ye@intel.com>
Acked-by: Jiri Kosina <jkosina@suse.cz>
Link: https://lore.kernel.org/r/20210207070048.23935-2-xiang.ye@intel.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Ye Xiang
2021-02-07 15:00:46 +08:00
committed by Jonathan Cameron
parent 4efd13c3c2
commit 1c71a2863a
5 changed files with 78 additions and 4 deletions
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5
include/linux/hid-sensor-hub.h
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@@ -231,6 +231,7 @@ struct hid_sensor_common {
struct hid_sensor_hub_attribute_info report_state;
struct hid_sensor_hub_attribute_info power_state;
struct hid_sensor_hub_attribute_info sensitivity;
struct hid_sensor_hub_attribute_info sensitivity_rel;
struct hid_sensor_hub_attribute_info report_latency;
struct work_struct work;
};
@@ -253,8 +254,12 @@ int hid_sensor_parse_common_attributes(struct hid_sensor_hub_device *hsdev,
u32 sensitivity_addresses_len);
int hid_sensor_write_raw_hyst_value(struct hid_sensor_common *st,
int val1, int val2);
int hid_sensor_write_raw_hyst_rel_value(struct hid_sensor_common *st, int val1,
int val2);
int hid_sensor_read_raw_hyst_value(struct hid_sensor_common *st,
int *val1, int *val2);
int hid_sensor_read_raw_hyst_rel_value(struct hid_sensor_common *st,
int *val1, int *val2);
int hid_sensor_write_samp_freq_value(struct hid_sensor_common *st,
int val1, int val2);
int hid_sensor_read_samp_freq_value(struct hid_sensor_common *st,