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-rw-r--r--include/linux/hid-sensor-hub.h55
-rw-r--r--include/linux/hid-sensor-ids.h2
-rw-r--r--include/linux/hid.h2
-rw-r--r--include/uapi/linux/input.h4
4 files changed, 53 insertions, 10 deletions
diff --git a/include/linux/hid-sensor-hub.h b/include/linux/hid-sensor-hub.h
index 4173a8fdad9e..0408421d885f 100644
--- a/include/linux/hid-sensor-hub.h
+++ b/include/linux/hid-sensor-hub.h
@@ -49,19 +49,43 @@ struct hid_sensor_hub_attribute_info {
};
/**
+ * struct sensor_hub_pending - Synchronous read pending information
+ * @status: Pending status true/false.
+ * @ready: Completion synchronization data.
+ * @usage_id: Usage id for physical device, E.g. Gyro usage id.
+ * @attr_usage_id: Usage Id of a field, E.g. X-AXIS for a gyro.
+ * @raw_size: Response size for a read request.
+ * @raw_data: Place holder for received response.
+ */
+struct sensor_hub_pending {
+ bool status;
+ struct completion ready;
+ u32 usage_id;
+ u32 attr_usage_id;
+ int raw_size;
+ u8 *raw_data;
+};
+
+/**
* struct hid_sensor_hub_device - Stores the hub instance data
* @hdev: Stores the hid instance.
* @vendor_id: Vendor id of hub device.
* @product_id: Product id of hub device.
+ * @usage: Usage id for this hub device instance.
* @start_collection_index: Starting index for a phy type collection
* @end_collection_index: Last index for a phy type collection
+ * @mutex: synchronizing mutex.
+ * @pending: Holds information of pending sync read request.
*/
struct hid_sensor_hub_device {
struct hid_device *hdev;
u32 vendor_id;
u32 product_id;
+ u32 usage;
int start_collection_index;
int end_collection_index;
+ struct mutex mutex;
+ struct sensor_hub_pending pending;
};
/**
@@ -152,40 +176,51 @@ int sensor_hub_input_get_attribute_info(struct hid_sensor_hub_device *hsdev,
* @usage_id: Attribute usage id of parent physical device as per spec
* @attr_usage_id: Attribute usage id as per spec
* @report_id: Report id to look for
+* @flag: Synchronous or asynchronous read
*
-* Issues a synchronous read request for an input attribute. Returns
-* data upto 32 bits. Since client can get events, so this call should
-* not be used for data paths, this will impact performance.
+* Issues a synchronous or asynchronous read request for an input attribute.
+* Returns data upto 32 bits.
*/
+enum sensor_hub_read_flags {
+ SENSOR_HUB_SYNC,
+ SENSOR_HUB_ASYNC,
+};
+
int sensor_hub_input_attr_get_raw_value(struct hid_sensor_hub_device *hsdev,
- u32 usage_id,
- u32 attr_usage_id, u32 report_id);
+ u32 usage_id,
+ u32 attr_usage_id, u32 report_id,
+ enum sensor_hub_read_flags flag
+);
+
/**
* sensor_hub_set_feature() - Feature set request
* @hsdev: Hub device instance.
* @report_id: Report id to look for
* @field_index: Field index inside a report
-* @value: Value to set
+* @buffer_size: size of the buffer
+* @buffer: buffer to use in the feature set
*
* Used to set a field in feature report. For example this can set polling
* interval, sensitivity, activate/deactivate state.
*/
int sensor_hub_set_feature(struct hid_sensor_hub_device *hsdev, u32 report_id,
- u32 field_index, s32 value);
+ u32 field_index, int buffer_size, void *buffer);
/**
* sensor_hub_get_feature() - Feature get request
* @hsdev: Hub device instance.
* @report_id: Report id to look for
* @field_index: Field index inside a report
-* @value: Place holder for return value
+* @buffer_size: size of the buffer
+* @buffer: buffer to copy output
*
* Used to get a field in feature report. For example this can get polling
-* interval, sensitivity, activate/deactivate state.
+* interval, sensitivity, activate/deactivate state. On success it returns
+* number of bytes copied to buffer. On failure, it returns value < 0.
*/
int sensor_hub_get_feature(struct hid_sensor_hub_device *hsdev, u32 report_id,
- u32 field_index, s32 *value);
+ u32 field_index, int buffer_size, void *buffer);
/* hid-sensor-attributes */
diff --git a/include/linux/hid-sensor-ids.h b/include/linux/hid-sensor-ids.h
index 109f0e633e01..f2ee90aed0c2 100644
--- a/include/linux/hid-sensor-ids.h
+++ b/include/linux/hid-sensor-ids.h
@@ -21,6 +21,8 @@
#define HID_MAX_PHY_DEVICES 0xFF
+#define HID_USAGE_SENSOR_COLLECTION 0x200001
+
/* Accel 3D (200073) */
#define HID_USAGE_SENSOR_ACCEL_3D 0x200073
#define HID_USAGE_SENSOR_DATA_ACCELERATION 0x200452
diff --git a/include/linux/hid.h b/include/linux/hid.h
index f94cf28e4b7c..176b43670e5d 100644
--- a/include/linux/hid.h
+++ b/include/linux/hid.h
@@ -159,6 +159,7 @@ struct hid_item {
#define HID_UP_LED 0x00080000
#define HID_UP_BUTTON 0x00090000
#define HID_UP_ORDINAL 0x000a0000
+#define HID_UP_TELEPHONY 0x000b0000
#define HID_UP_CONSUMER 0x000c0000
#define HID_UP_DIGITIZER 0x000d0000
#define HID_UP_PID 0x000f0000
@@ -269,6 +270,7 @@ struct hid_item {
#define HID_DG_DEVICEINDEX 0x000d0053
#define HID_DG_CONTACTCOUNT 0x000d0054
#define HID_DG_CONTACTMAX 0x000d0055
+#define HID_DG_BUTTONTYPE 0x000d0059
#define HID_DG_BARRELSWITCH2 0x000d005a
#define HID_DG_TOOLSERIALNUMBER 0x000d005b
diff --git a/include/uapi/linux/input.h b/include/uapi/linux/input.h
index 2f62ab2d7bf9..8038e9aa3b95 100644
--- a/include/uapi/linux/input.h
+++ b/include/uapi/linux/input.h
@@ -702,6 +702,10 @@ struct input_keymap_entry {
#define KEY_NUMERIC_9 0x209
#define KEY_NUMERIC_STAR 0x20a
#define KEY_NUMERIC_POUND 0x20b
+#define KEY_NUMERIC_A 0x20c /* Phone key A - HUT Telephony 0xb9 */
+#define KEY_NUMERIC_B 0x20d
+#define KEY_NUMERIC_C 0x20e
+#define KEY_NUMERIC_D 0x20f
#define KEY_CAMERA_FOCUS 0x210
#define KEY_WPS_BUTTON 0x211 /* WiFi Protected Setup key */