path: root/sys-kernel/linux-sources-redcore-lts/files/5.10-add-amd-sfh-hid_driver.patch

diff -Naur linux-5.10.2/drivers/hid/amd-sfh-hid/amd_sfh_client.c linux-5.10.2-amd/drivers/hid/amd-sfh-hid/amd_sfh_client.c
--- linux-5.10.2/drivers/hid/amd-sfh-hid/amd_sfh_client.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-5.10.2-amd/drivers/hid/amd-sfh-hid/amd_sfh_client.c	2020-12-25 14:25:44.298391979 +0100
@@ -0,0 +1,246 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ *  AMD SFH Client Layer
+ *  Copyright 2020 Advanced Micro Devices, Inc.
+ *  Authors: Nehal Bakulchandra Shah <Nehal-Bakulchandra.Shah@amd.com>
+ *	     Sandeep Singh <Sandeep.singh@amd.com>
+ */
+
+#include <linux/dma-mapping.h>
+#include <linux/hid.h>
+#include <linux/list.h>
+#include <linux/slab.h>
+#include <linux/workqueue.h>
+#include <linux/errno.h>
+
+#include "hid_descriptor/amd_sfh_hid_desc.h"
+#include "amd_sfh_pcie.h"
+#include "amd_sfh_hid.h"
+
+#define AMD_SFH_IDLE_LOOP	200
+
+struct request_list {
+	struct hid_device *hid;
+	struct list_head list;
+	u8 report_id;
+	u8 sensor_idx;
+	u8 report_type;
+	u8 current_index;
+};
+
+static struct request_list req_list;
+
+void amd_sfh_set_report(struct hid_device *hid, int report_id,
+			int report_type)
+{
+	struct amdtp_hid_data *hid_data = hid->driver_data;
+	struct amdtp_cl_data *cli_data = hid_data->cli_data;
+	int i;
+
+	for (i = 0; i < cli_data->num_hid_devices; i++) {
+		if (cli_data->hid_sensor_hubs[i] == hid) {
+			cli_data->cur_hid_dev = i;
+			break;
+		}
+	}
+	amdtp_hid_wakeup(hid);
+}
+
+int amd_sfh_get_report(struct hid_device *hid, int report_id, int report_type)
+{
+	struct amdtp_hid_data *hid_data = hid->driver_data;
+	struct amdtp_cl_data *cli_data = hid_data->cli_data;
+	int i;
+
+	for (i = 0; i < cli_data->num_hid_devices; i++) {
+		if (cli_data->hid_sensor_hubs[i] == hid) {
+			struct request_list *new = kzalloc(sizeof(*new), GFP_KERNEL);
+
+			if (!new)
+				return -ENOMEM;
+
+			new->current_index = i;
+			new->sensor_idx = cli_data->sensor_idx[i];
+			new->hid = hid;
+			new->report_type = report_type;
+			new->report_id = report_id;
+			cli_data->report_id[i] = report_id;
+			cli_data->request_done[i] = false;
+			list_add(&new->list, &req_list.list);
+			break;
+		}
+	}
+	schedule_delayed_work(&cli_data->work, 0);
+	return 0;
+}
+
+static void amd_sfh_work(struct work_struct *work)
+{
+	struct amdtp_cl_data *cli_data = container_of(work, struct amdtp_cl_data, work.work);
+	struct request_list *req_node;
+	u8 current_index, sensor_index;
+	u8 report_id, node_type;
+	u8 report_size = 0;
+
+	req_node = list_last_entry(&req_list.list, struct request_list, list);
+	list_del(&req_node->list);
+	current_index = req_node->current_index;
+	sensor_index = req_node->sensor_idx;
+	report_id = req_node->report_id;
+	node_type = req_node->report_type;
+
+	if (node_type == HID_FEATURE_REPORT) {
+		report_size = get_feature_report(sensor_index, report_id,
+						 cli_data->feature_report[current_index]);
+		if (report_size)
+			hid_input_report(cli_data->hid_sensor_hubs[current_index],
+					 cli_data->report_type[current_index],
+					 cli_data->feature_report[current_index], report_size, 0);
+		else
+			pr_err("AMDSFH: Invalid report size\n");
+
+	} else if (node_type == HID_INPUT_REPORT) {
+		report_size = get_input_report(sensor_index, report_id,
+					       cli_data->input_report[current_index],
+					       cli_data->sensor_virt_addr[current_index]);
+		if (report_size)
+			hid_input_report(cli_data->hid_sensor_hubs[current_index],
+					 cli_data->report_type[current_index],
+					 cli_data->input_report[current_index], report_size, 0);
+		else
+			pr_err("AMDSFH: Invalid report size\n");
+	}
+	cli_data->cur_hid_dev = current_index;
+	cli_data->sensor_requested_cnt[current_index] = 0;
+	amdtp_hid_wakeup(cli_data->hid_sensor_hubs[current_index]);
+}
+
+static void amd_sfh_work_buffer(struct work_struct *work)
+{
+	struct amdtp_cl_data *cli_data = container_of(work, struct amdtp_cl_data, work_buffer.work);
+	u8 report_size;
+	int i;
+
+	for (i = 0; i < cli_data->num_hid_devices; i++) {
+		report_size = get_input_report(cli_data->sensor_idx[i], cli_data->report_id[i],
+					       cli_data->input_report[i],
+					       cli_data->sensor_virt_addr[i]);
+		hid_input_report(cli_data->hid_sensor_hubs[i], HID_INPUT_REPORT,
+				 cli_data->input_report[i], report_size, 0);
+	}
+	schedule_delayed_work(&cli_data->work_buffer, msecs_to_jiffies(AMD_SFH_IDLE_LOOP));
+}
+
+int amd_sfh_hid_client_init(struct amd_mp2_dev *privdata)
+{
+	struct amdtp_cl_data *cl_data = privdata->cl_data;
+	struct amd_mp2_sensor_info info;
+	struct device *dev;
+	u32 feature_report_size;
+	u32 input_report_size;
+	u8 cl_idx;
+	int rc, i;
+
+	dev = &privdata->pdev->dev;
+	cl_data = kzalloc(sizeof(*cl_data), GFP_KERNEL);
+	if (!cl_data)
+		return -ENOMEM;
+
+	cl_data->num_hid_devices = amd_mp2_get_sensor_num(privdata, &cl_data->sensor_idx[0]);
+
+	INIT_DELAYED_WORK(&cl_data->work, amd_sfh_work);
+	INIT_DELAYED_WORK(&cl_data->work_buffer, amd_sfh_work_buffer);
+	INIT_LIST_HEAD(&req_list.list);
+
+	for (i = 0; i < cl_data->num_hid_devices; i++) {
+		cl_data->sensor_virt_addr[i] = dma_alloc_coherent(dev, sizeof(int) * 8,
+								  &cl_data->sensor_phys_addr[i],
+								  GFP_KERNEL);
+		cl_data->sensor_sts[i] = 0;
+		cl_data->sensor_requested_cnt[i] = 0;
+		cl_data->cur_hid_dev = i;
+		cl_idx = cl_data->sensor_idx[i];
+		cl_data->report_descr_sz[i] = get_descr_sz(cl_idx, descr_size);
+		if (!cl_data->report_descr_sz[i]) {
+			rc = -EINVAL;
+			goto cleanup;
+		}
+		feature_report_size = get_descr_sz(cl_idx, feature_size);
+		if (!feature_report_size) {
+			rc = -EINVAL;
+			goto cleanup;
+		}
+		input_report_size =  get_descr_sz(cl_idx, input_size);
+		if (!input_report_size) {
+			rc = -EINVAL;
+			goto cleanup;
+		}
+		cl_data->feature_report[i] = kzalloc(feature_report_size, GFP_KERNEL);
+		if (!cl_data->feature_report[i]) {
+			rc = -ENOMEM;
+			goto cleanup;
+		}
+		cl_data->input_report[i] = kzalloc(input_report_size, GFP_KERNEL);
+		if (!cl_data->input_report[i]) {
+			rc = -ENOMEM;
+			goto cleanup;
+		}
+		info.period = msecs_to_jiffies(AMD_SFH_IDLE_LOOP);
+		info.sensor_idx = cl_idx;
+		info.phys_address = cl_data->sensor_phys_addr[i];
+
+		cl_data->report_descr[i] = kzalloc(cl_data->report_descr_sz[i], GFP_KERNEL);
+		if (!cl_data->report_descr[i]) {
+			rc = -ENOMEM;
+			goto cleanup;
+		}
+		rc = get_report_descriptor(cl_idx, cl_data->report_descr[i]);
+		if (rc)
+			return rc;
+		rc = amdtp_hid_probe(cl_data->cur_hid_dev, cl_data);
+		if (rc)
+			return rc;
+		amd_start_sensor(privdata, info);
+		cl_data->sensor_sts[i] = 1;
+	}
+	privdata->cl_data = cl_data;
+	schedule_delayed_work(&cl_data->work_buffer, msecs_to_jiffies(AMD_SFH_IDLE_LOOP));
+	return 0;
+
+cleanup:
+	for (i = 0; i < cl_data->num_hid_devices; i++) {
+		if (cl_data->sensor_virt_addr[i]) {
+			dma_free_coherent(&privdata->pdev->dev, 8 * sizeof(int),
+					  cl_data->sensor_virt_addr[i],
+					  cl_data->sensor_phys_addr[i]);
+		}
+		kfree(cl_data->feature_report[i]);
+		kfree(cl_data->input_report[i]);
+		kfree(cl_data->report_descr[i]);
+	}
+	kfree(cl_data);
+	return rc;
+}
+
+int amd_sfh_hid_client_deinit(struct amd_mp2_dev *privdata)
+{
+	struct amdtp_cl_data *cl_data = privdata->cl_data;
+	int i;
+
+	for (i = 0; i < cl_data->num_hid_devices; i++)
+		amd_stop_sensor(privdata, i);
+
+	cancel_delayed_work_sync(&cl_data->work);
+	cancel_delayed_work_sync(&cl_data->work_buffer);
+	amdtp_hid_remove(cl_data);
+
+	for (i = 0; i < cl_data->num_hid_devices; i++) {
+		if (cl_data->sensor_virt_addr[i]) {
+			dma_free_coherent(&privdata->pdev->dev, 8 * sizeof(int),
+					  cl_data->sensor_virt_addr[i],
+					  cl_data->sensor_phys_addr[i]);
+		}
+	}
+	kfree(cl_data);
+	return 0;
+}
diff -Naur linux-5.10.2/drivers/hid/amd-sfh-hid/amd_sfh_hid.c linux-5.10.2-amd/drivers/hid/amd-sfh-hid/amd_sfh_hid.c
--- linux-5.10.2/drivers/hid/amd-sfh-hid/amd_sfh_hid.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-5.10.2-amd/drivers/hid/amd-sfh-hid/amd_sfh_hid.c	2020-12-25 14:25:44.298391979 +0100
@@ -0,0 +1,174 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * AMD MP2 Sensors transport driver
+ *
+ * Authors: Nehal Bakulchandra Shah <Nehal-bakulchandra.shah@amd.com>
+ *	    Sandeep Singh <sandeep.singh@amd.com>
+ */
+#include <linux/hid.h>
+#include <linux/wait.h>
+#include <linux/sched.h>
+
+#include "amd_sfh_hid.h"
+
+#define AMD_SFH_RESPONSE_TIMEOUT	1500
+
+/**
+ * amdtp_hid_parse() - hid-core .parse() callback
+ * @hid:	hid device instance
+ *
+ * This function gets called during call to hid_add_device
+ *
+ * Return: 0 on success and non zero on error
+ */
+static int amdtp_hid_parse(struct hid_device *hid)
+{
+	struct amdtp_hid_data *hid_data = hid->driver_data;
+	struct amdtp_cl_data *cli_data = hid_data->cli_data;
+
+	return hid_parse_report(hid, cli_data->report_descr[hid_data->index],
+			      cli_data->report_descr_sz[hid_data->index]);
+}
+
+/* Empty callbacks with success return code */
+static int amdtp_hid_start(struct hid_device *hid)
+{
+	return 0;
+}
+
+static void amdtp_hid_stop(struct hid_device *hid)
+{
+}
+
+static int amdtp_hid_open(struct hid_device *hid)
+{
+	return 0;
+}
+
+static void amdtp_hid_close(struct hid_device *hid)
+{
+}
+
+static int amdtp_raw_request(struct hid_device *hdev, u8 reportnum,
+			     u8 *buf, size_t len, u8 rtype, int reqtype)
+{
+	return 0;
+}
+
+static void amdtp_hid_request(struct hid_device *hid, struct hid_report *rep, int reqtype)
+{
+	int rc;
+
+	switch (reqtype) {
+	case HID_REQ_GET_REPORT:
+		rc = amd_sfh_get_report(hid, rep->id, rep->type);
+		if (rc)
+			dev_err(&hid->dev, "AMDSFH  get report error\n");
+		break;
+	case HID_REQ_SET_REPORT:
+		amd_sfh_set_report(hid, rep->id, reqtype);
+		break;
+	default:
+		break;
+	}
+}
+
+static int amdtp_wait_for_response(struct hid_device *hid)
+{
+	struct amdtp_hid_data *hid_data =  hid->driver_data;
+	struct amdtp_cl_data *cli_data = hid_data->cli_data;
+	int i, ret = 0;
+
+	for (i = 0; i < cli_data->num_hid_devices; i++) {
+		if (cli_data->hid_sensor_hubs[i] == hid)
+			break;
+	}
+
+	if (!cli_data->request_done[i])
+		ret = wait_event_interruptible_timeout(hid_data->hid_wait,
+						       cli_data->request_done[i],
+						       msecs_to_jiffies(AMD_SFH_RESPONSE_TIMEOUT));
+	if (ret == -ERESTARTSYS)
+		return -ERESTARTSYS;
+	else if (ret < 0)
+		return -ETIMEDOUT;
+	else
+		return 0;
+}
+
+void amdtp_hid_wakeup(struct hid_device *hid)
+{
+	struct amdtp_hid_data *hid_data = hid->driver_data;
+	struct amdtp_cl_data *cli_data = hid_data->cli_data;
+
+	cli_data->request_done[cli_data->cur_hid_dev] = true;
+	wake_up_interruptible(&hid_data->hid_wait);
+}
+
+static struct hid_ll_driver amdtp_hid_ll_driver = {
+	.parse	=	amdtp_hid_parse,
+	.start	=	amdtp_hid_start,
+	.stop	=	amdtp_hid_stop,
+	.open	=	amdtp_hid_open,
+	.close	=	amdtp_hid_close,
+	.request  =	amdtp_hid_request,
+	.wait	=	amdtp_wait_for_response,
+	.raw_request  =	amdtp_raw_request,
+};
+
+int amdtp_hid_probe(u32 cur_hid_dev, struct amdtp_cl_data *cli_data)
+{
+	struct hid_device *hid;
+	struct amdtp_hid_data *hid_data;
+	int rc;
+
+	hid = hid_allocate_device();
+	if (IS_ERR(hid))
+		return PTR_ERR(hid);
+
+	hid_data = kzalloc(sizeof(*hid_data), GFP_KERNEL);
+	if (!hid_data) {
+		rc = -ENOMEM;
+		goto err_hid_data;
+	}
+
+	hid->ll_driver = &amdtp_hid_ll_driver;
+	hid_data->index = cur_hid_dev;
+	hid_data->cli_data = cli_data;
+	init_waitqueue_head(&hid_data->hid_wait);
+
+	hid->driver_data = hid_data;
+	cli_data->hid_sensor_hubs[cur_hid_dev] = hid;
+	hid->bus = BUS_AMD_AMDTP;
+	hid->vendor = AMD_SFH_HID_VENDOR;
+	hid->product = AMD_SFH_HID_PRODUCT;
+	snprintf(hid->name, sizeof(hid->name), "%s %04X:%04X", "hid-amdtp",
+		 hid->vendor, hid->product);
+
+	rc = hid_add_device(hid);
+	if (rc)
+		goto err_hid_device;
+	return 0;
+
+err_hid_device:
+	kfree(hid_data);
+err_hid_data:
+	hid_destroy_device(hid);
+	return rc;
+}
+
+void amdtp_hid_remove(struct amdtp_cl_data *cli_data)
+{
+	int i;
+
+	for (i = 0; i < cli_data->num_hid_devices; ++i) {
+		kfree(cli_data->feature_report[i]);
+		kfree(cli_data->input_report[i]);
+		kfree(cli_data->report_descr[i]);
+		if (cli_data->hid_sensor_hubs[i]) {
+			kfree(cli_data->hid_sensor_hubs[i]->driver_data);
+			hid_destroy_device(cli_data->hid_sensor_hubs[i]);
+			cli_data->hid_sensor_hubs[i] = NULL;
+		}
+	}
+}
diff -Naur linux-5.10.2/drivers/hid/amd-sfh-hid/amd_sfh_hid.h linux-5.10.2-amd/drivers/hid/amd-sfh-hid/amd_sfh_hid.h
--- linux-5.10.2/drivers/hid/amd-sfh-hid/amd_sfh_hid.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-5.10.2-amd/drivers/hid/amd-sfh-hid/amd_sfh_hid.h	2020-12-25 14:25:44.299391977 +0100
@@ -0,0 +1,67 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * AMD MP2 Sensors transport driver
+ *
+ * Authors: Nehal Bakulchandra Shah <Nehal-bakulchandra.shah@amd.com>
+ *	    Sandeep Singh <sandeep.singh@amd.com>
+ */
+
+#ifndef AMDSFH_HID_H
+#define AMDSFH_HID_H
+
+#define MAX_HID_DEVICES		4
+#define BUS_AMD_AMDTP		0x20
+#define AMD_SFH_HID_VENDOR	0x1022
+#define AMD_SFH_HID_PRODUCT	0x0001
+
+struct amdtp_cl_data {
+	u8 init_done;
+	u32 cur_hid_dev;
+	u32 hid_dev_count;
+	u32 num_hid_devices;
+	struct device_info *hid_devices;
+	u8  *report_descr[MAX_HID_DEVICES];
+	int report_descr_sz[MAX_HID_DEVICES];
+	struct hid_device *hid_sensor_hubs[MAX_HID_DEVICES];
+	u8 *hid_descr[MAX_HID_DEVICES];
+	int hid_descr_size[MAX_HID_DEVICES];
+	phys_addr_t phys_addr_base;
+	u32 *sensor_virt_addr[MAX_HID_DEVICES];
+	phys_addr_t sensor_phys_addr[MAX_HID_DEVICES];
+	u32 sensor_sts[MAX_HID_DEVICES];
+	u32 sensor_requested_cnt[MAX_HID_DEVICES];
+	u8 report_type[MAX_HID_DEVICES];
+	u8 report_id[MAX_HID_DEVICES];
+	u8 sensor_idx[MAX_HID_DEVICES];
+	u8 *feature_report[MAX_HID_DEVICES];
+	u8 *input_report[MAX_HID_DEVICES];
+	u8 request_done[MAX_HID_DEVICES];
+	struct delayed_work work;
+	struct delayed_work work_buffer;
+};
+
+/**
+ * struct amdtp_hid_data - Per instance HID data
+ * @index:		Device index in the order of enumeration
+ * @request_done:	Get Feature/Input report complete flag
+ *			used during get/set request from hid core
+ * @cli_data:		Link to the client instance
+ * @hid_wait:		Completion waitq
+ *
+ * Used to tie hid->driver data to driver client instance
+ */
+struct amdtp_hid_data {
+	int index;
+	struct amdtp_cl_data *cli_data;
+	wait_queue_head_t hid_wait;
+};
+
+/* Interface functions between HID LL driver and AMD SFH client */
+void hid_amdtp_set_feature(struct hid_device *hid, char *buf, u32 len, int report_id);
+void hid_amdtp_get_report(struct hid_device *hid, int report_id, int report_type);
+int amdtp_hid_probe(u32 cur_hid_dev, struct amdtp_cl_data *cli_data);
+void amdtp_hid_remove(struct amdtp_cl_data *cli_data);
+int amd_sfh_get_report(struct hid_device *hid, int report_id, int report_type);
+void amd_sfh_set_report(struct hid_device *hid, int report_id, int report_type);
+void amdtp_hid_wakeup(struct hid_device *hid);
+#endif
diff -Naur linux-5.10.2/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c linux-5.10.2-amd/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c
--- linux-5.10.2/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-5.10.2-amd/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c	2020-12-25 14:25:44.299391977 +0100
@@ -0,0 +1,152 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * AMD MP2 PCIe communication driver
+ * Copyright 2020 Advanced Micro Devices, Inc.
+ *
+ * Authors: Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
+ *	    Sandeep Singh <Sandeep.singh@amd.com>
+ */
+
+#include <linux/bitops.h>
+#include <linux/delay.h>
+#include <linux/dma-mapping.h>
+#include <linux/interrupt.h>
+#include <linux/io-64-nonatomic-lo-hi.h>
+#include <linux/module.h>
+#include <linux/slab.h>
+
+#include "amd_sfh_pcie.h"
+
+#define DRIVER_NAME	"pcie_mp2_amd"
+#define DRIVER_DESC	"AMD(R) PCIe MP2 Communication Driver"
+
+#define ACEL_EN		BIT(0)
+#define GYRO_EN		BIT(1)
+#define MAGNO_EN		BIT(2)
+#define ALS_EN		BIT(19)
+
+void amd_start_sensor(struct amd_mp2_dev *privdata, struct amd_mp2_sensor_info info)
+{
+	union sfh_cmd_param cmd_param;
+	union sfh_cmd_base cmd_base;
+
+	/* fill up command register */
+	memset(&cmd_base, 0, sizeof(cmd_base));
+	cmd_base.s.cmd_id = ENABLE_SENSOR;
+	cmd_base.s.period = info.period;
+	cmd_base.s.sensor_id = info.sensor_idx;
+
+	/* fill up command param register */
+	memset(&cmd_param, 0, sizeof(cmd_param));
+	cmd_param.s.buf_layout = 1;
+	cmd_param.s.buf_length = 16;
+
+	writeq(info.phys_address, privdata->mmio + AMD_C2P_MSG2);
+	writel(cmd_param.ul, privdata->mmio + AMD_C2P_MSG1);
+	writel(cmd_base.ul, privdata->mmio + AMD_C2P_MSG0);
+}
+
+void amd_stop_sensor(struct amd_mp2_dev *privdata, u16 sensor_idx)
+{
+	union sfh_cmd_base cmd_base;
+
+	/* fill up command register */
+	memset(&cmd_base, 0, sizeof(cmd_base));
+	cmd_base.s.cmd_id = DISABLE_SENSOR;
+	cmd_base.s.period = 0;
+	cmd_base.s.sensor_id = sensor_idx;
+
+	writeq(0x0, privdata->mmio + AMD_C2P_MSG2);
+	writel(cmd_base.ul, privdata->mmio + AMD_C2P_MSG0);
+}
+
+void amd_stop_all_sensors(struct amd_mp2_dev *privdata)
+{
+	union sfh_cmd_base cmd_base;
+
+	/* fill up command register */
+	memset(&cmd_base, 0, sizeof(cmd_base));
+	cmd_base.s.cmd_id = STOP_ALL_SENSORS;
+	cmd_base.s.period = 0;
+	cmd_base.s.sensor_id = 0;
+
+	writel(cmd_base.ul, privdata->mmio + AMD_C2P_MSG0);
+}
+
+int amd_mp2_get_sensor_num(struct amd_mp2_dev *privdata, u8 *sensor_id)
+{
+	int activestatus, num_of_sensors = 0;
+
+	privdata->activecontrolstatus = readl(privdata->mmio + AMD_P2C_MSG3);
+	activestatus = privdata->activecontrolstatus >> 4;
+	if (ACEL_EN  & activestatus)
+		sensor_id[num_of_sensors++] = accel_idx;
+
+	if (GYRO_EN & activestatus)
+		sensor_id[num_of_sensors++] = gyro_idx;
+
+	if (MAGNO_EN & activestatus)
+		sensor_id[num_of_sensors++] = mag_idx;
+
+	if (ALS_EN & activestatus)
+		sensor_id[num_of_sensors++] = als_idx;
+
+	return num_of_sensors;
+}
+
+static void amd_mp2_pci_remove(void *privdata)
+{
+	amd_sfh_hid_client_deinit(privdata);
+	amd_stop_all_sensors(privdata);
+}
+
+static int amd_mp2_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
+{
+	struct amd_mp2_dev *privdata;
+	int rc;
+
+	privdata = devm_kzalloc(&pdev->dev, sizeof(*privdata), GFP_KERNEL);
+	if (!privdata)
+		return -ENOMEM;
+
+	privdata->pdev = pdev;
+	pci_set_drvdata(pdev, privdata);
+	rc = pcim_enable_device(pdev);
+	if (rc)
+		return rc;
+
+	rc = pcim_iomap_regions(pdev, BIT(2), DRIVER_NAME);
+	if (rc)
+		return rc;
+
+	privdata->mmio = pcim_iomap_table(pdev)[2];
+	pci_set_master(pdev);
+	rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(64));
+	if (rc) {
+		rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
+		return rc;
+	}
+	rc = devm_add_action_or_reset(&pdev->dev, amd_mp2_pci_remove, privdata);
+	if (rc)
+		return rc;
+
+	return amd_sfh_hid_client_init(privdata);
+}
+
+static const struct pci_device_id amd_mp2_pci_tbl[] = {
+	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_MP2) },
+	{ }
+};
+MODULE_DEVICE_TABLE(pci, amd_mp2_pci_tbl);
+
+static struct pci_driver amd_mp2_pci_driver = {
+	.name		= DRIVER_NAME,
+	.id_table	= amd_mp2_pci_tbl,
+	.probe		= amd_mp2_pci_probe,
+};
+module_pci_driver(amd_mp2_pci_driver);
+
+MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_LICENSE("Dual BSD/GPL");
+MODULE_AUTHOR("Shyam Sundar S K <Shyam-sundar.S-k@amd.com>");
+MODULE_AUTHOR("Sandeep Singh <Sandeep.singh@amd.com>");
diff -Naur linux-5.10.2/drivers/hid/amd-sfh-hid/amd_sfh_pcie.h linux-5.10.2-amd/drivers/hid/amd-sfh-hid/amd_sfh_pcie.h
--- linux-5.10.2/drivers/hid/amd-sfh-hid/amd_sfh_pcie.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-5.10.2-amd/drivers/hid/amd-sfh-hid/amd_sfh_pcie.h	2020-12-25 14:25:44.299391977 +0100
@@ -0,0 +1,79 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * AMD MP2 PCIe communication driver
+ * Copyright 2020 Advanced Micro Devices, Inc.
+ * Authors: Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
+ *	    Sandeep Singh <Sandeep.singh@amd.com>
+ */
+
+#ifndef PCIE_MP2_AMD_H
+#define PCIE_MP2_AMD_H
+
+#include <linux/pci.h>
+
+#define PCI_DEVICE_ID_AMD_MP2	0x15E4
+
+#define ENABLE_SENSOR		1
+#define DISABLE_SENSOR		2
+#define STOP_ALL_SENSORS	8
+
+/* MP2 C2P Message Registers */
+#define AMD_C2P_MSG0	0x10500
+#define AMD_C2P_MSG1	0x10504
+#define AMD_C2P_MSG2	0x10508
+
+/* MP2 P2C Message Registers */
+#define AMD_P2C_MSG3	0x1068C /* Supported Sensors info */
+
+/* SFH Command register */
+union sfh_cmd_base {
+	u32 ul;
+	struct {
+		u32 cmd_id : 8;
+		u32 sensor_id : 8;
+		u32 period : 16;
+	} s;
+};
+
+union sfh_cmd_param {
+	u32 ul;
+	struct {
+		u32 buf_layout : 2;
+		u32 buf_length : 6;
+		u32 rsvd : 24;
+	} s;
+};
+
+struct sfh_cmd_reg {
+	union sfh_cmd_base cmd_base;
+	union sfh_cmd_param cmd_param;
+	phys_addr_t phys_addr;
+};
+
+enum sensor_idx {
+	accel_idx = 0,
+	gyro_idx = 1,
+	mag_idx = 2,
+	als_idx = 19
+};
+
+struct amd_mp2_dev {
+	struct pci_dev *pdev;
+	struct amdtp_cl_data *cl_data;
+	void __iomem *mmio;
+	u32 activecontrolstatus;
+};
+
+struct amd_mp2_sensor_info {
+	u8 sensor_idx;
+	u32 period;
+	phys_addr_t phys_address;
+};
+
+void amd_start_sensor(struct amd_mp2_dev *privdata, struct amd_mp2_sensor_info info);
+void amd_stop_sensor(struct amd_mp2_dev *privdata, u16 sensor_idx);
+void amd_stop_all_sensors(struct amd_mp2_dev *privdata);
+int amd_mp2_get_sensor_num(struct amd_mp2_dev *privdata, u8 *sensor_id);
+int amd_sfh_hid_client_init(struct amd_mp2_dev *privdata);
+int amd_sfh_hid_client_deinit(struct amd_mp2_dev *privdata);
+#endif
diff -Naur linux-5.10.2/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_desc.c linux-5.10.2-amd/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_desc.c
--- linux-5.10.2/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_desc.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-5.10.2-amd/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_desc.c	2020-12-25 14:25:44.299391977 +0100
@@ -0,0 +1,224 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ *  AMD SFH Report Descriptor generator
+ *  Copyright 2020 Advanced Micro Devices, Inc.
+ *  Authors: Nehal Bakulchandra Shah <Nehal-Bakulchandra.Shah@amd.com>
+ *	     Sandeep Singh <sandeep.singh@amd.com>
+ */
+
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/slab.h>
+#include "amd_sfh_pcie.h"
+#include "amd_sfh_hid_desc.h"
+#include "amd_sfh_hid_report_desc.h"
+
+#define	AMD_SFH_FW_MULTIPLIER (1000)
+#define HID_USAGE_SENSOR_PROP_REPORTING_STATE_ALL_EVENTS_ENUM	0x41
+#define HID_USAGE_SENSOR_PROP_POWER_STATE_D0_FULL_POWER_ENUM	0x51
+#define HID_DEFAULT_REPORT_INTERVAL				0x50
+#define HID_DEFAULT_MIN_VALUE					0X7F
+#define HID_DEFAULT_MAX_VALUE					0x80
+#define HID_DEFAULT_SENSITIVITY					0x7F
+#define HID_USAGE_SENSOR_PROPERTY_CONNECTION_TYPE_PC_INTEGRATED_ENUM  0x01
+/* state enums */
+#define HID_USAGE_SENSOR_STATE_READY_ENUM                             0x02
+#define HID_USAGE_SENSOR_STATE_INITIALIZING_ENUM                      0x05
+#define HID_USAGE_SENSOR_EVENT_DATA_UPDATED_ENUM                      0x04
+
+int get_report_descriptor(int sensor_idx, u8 *rep_desc)
+{
+	switch (sensor_idx) {
+	case accel_idx: /* accel */
+		memset(rep_desc, 0, sizeof(accel3_report_descriptor));
+		memcpy(rep_desc, accel3_report_descriptor,
+		       sizeof(accel3_report_descriptor));
+		break;
+	case gyro_idx: /* gyro */
+		memset(rep_desc, 0, sizeof(gyro3_report_descriptor));
+		memcpy(rep_desc, gyro3_report_descriptor,
+		       sizeof(gyro3_report_descriptor));
+		break;
+	case mag_idx: /* Magnetometer */
+		memset(rep_desc, 0, sizeof(comp3_report_descriptor));
+		memcpy(rep_desc, comp3_report_descriptor,
+		       sizeof(comp3_report_descriptor));
+		break;
+	case als_idx: /* ambient light sensor */
+		memset(rep_desc, 0, sizeof(als_report_descriptor));
+		memcpy(rep_desc, als_report_descriptor,
+		       sizeof(als_report_descriptor));
+		break;
+	default:
+		break;
+	}
+	return 0;
+}
+
+u32 get_descr_sz(int sensor_idx, int descriptor_name)
+{
+	switch (sensor_idx) {
+	case accel_idx:
+		switch (descriptor_name) {
+		case descr_size:
+			return sizeof(accel3_report_descriptor);
+		case input_size:
+			return sizeof(struct accel3_input_report);
+		case feature_size:
+			return sizeof(struct accel3_feature_report);
+		}
+		break;
+	case gyro_idx:
+		switch (descriptor_name) {
+		case descr_size:
+			return sizeof(gyro3_report_descriptor);
+		case input_size:
+			return sizeof(struct gyro_input_report);
+		case feature_size:
+			return sizeof(struct gyro_feature_report);
+		}
+		break;
+	case mag_idx:
+		switch (descriptor_name) {
+		case descr_size:
+			return sizeof(comp3_report_descriptor);
+		case input_size:
+			return sizeof(struct magno_input_report);
+		case feature_size:
+			return sizeof(struct magno_feature_report);
+		}
+		break;
+	case als_idx:
+		switch (descriptor_name) {
+		case descr_size:
+			return sizeof(als_report_descriptor);
+		case input_size:
+			return sizeof(struct als_input_report);
+		case feature_size:
+			return sizeof(struct als_feature_report);
+		}
+		break;
+	default:
+		break;
+	}
+	return 0;
+}
+
+static void get_common_features(struct common_feature_property *common, int report_id)
+{
+	common->report_id = report_id;
+	common->connection_type = HID_USAGE_SENSOR_PROPERTY_CONNECTION_TYPE_PC_INTEGRATED_ENUM;
+	common->report_state = HID_USAGE_SENSOR_PROP_REPORTING_STATE_ALL_EVENTS_ENUM;
+	common->power_state = HID_USAGE_SENSOR_PROP_POWER_STATE_D0_FULL_POWER_ENUM;
+	common->sensor_state = HID_USAGE_SENSOR_STATE_INITIALIZING_ENUM;
+	common->report_interval =  HID_DEFAULT_REPORT_INTERVAL;
+}
+
+u8 get_feature_report(int sensor_idx, int report_id, u8 *feature_report)
+{
+	struct accel3_feature_report acc_feature;
+	struct gyro_feature_report gyro_feature;
+	struct magno_feature_report magno_feature;
+	struct als_feature_report als_feature;
+	u8 report_size = 0;
+
+	if (!feature_report)
+		return report_size;
+
+	switch (sensor_idx) {
+	case accel_idx: /* accel */
+		get_common_features(&acc_feature.common_property, report_id);
+		acc_feature.accel_change_sesnitivity = HID_DEFAULT_SENSITIVITY;
+		acc_feature.accel_sensitivity_min = HID_DEFAULT_MIN_VALUE;
+		acc_feature.accel_sensitivity_max = HID_DEFAULT_MAX_VALUE;
+		memcpy(feature_report, &acc_feature, sizeof(acc_feature));
+		report_size = sizeof(acc_feature);
+		break;
+	case gyro_idx: /* gyro */
+		get_common_features(&gyro_feature.common_property, report_id);
+		gyro_feature.gyro_change_sesnitivity = HID_DEFAULT_SENSITIVITY;
+		gyro_feature.gyro_sensitivity_min = HID_DEFAULT_MIN_VALUE;
+		gyro_feature.gyro_sensitivity_max = HID_DEFAULT_MAX_VALUE;
+		memcpy(feature_report, &gyro_feature, sizeof(gyro_feature));
+		report_size = sizeof(gyro_feature);
+		break;
+	case mag_idx: /* Magnetometer */
+		get_common_features(&magno_feature.common_property, report_id);
+		magno_feature.magno_headingchange_sensitivity = HID_DEFAULT_SENSITIVITY;
+		magno_feature.heading_min = HID_DEFAULT_MIN_VALUE;
+		magno_feature.heading_max = HID_DEFAULT_MAX_VALUE;
+		magno_feature.flux_change_sensitivity = HID_DEFAULT_MIN_VALUE;
+		magno_feature.flux_min = HID_DEFAULT_MIN_VALUE;
+		magno_feature.flux_max = HID_DEFAULT_MAX_VALUE;
+		memcpy(feature_report, &magno_feature, sizeof(magno_feature));
+		report_size = sizeof(magno_feature);
+		break;
+	case als_idx:  /* ambient light sensor */
+		get_common_features(&als_feature.common_property, report_id);
+		als_feature.als_change_sesnitivity = HID_DEFAULT_SENSITIVITY;
+		als_feature.als_sensitivity_min = HID_DEFAULT_MIN_VALUE;
+		als_feature.als_sensitivity_max = HID_DEFAULT_MAX_VALUE;
+		memcpy(feature_report, &als_feature, sizeof(als_feature));
+		report_size = sizeof(als_feature);
+		break;
+	default:
+		break;
+	}
+	return report_size;
+}
+
+static void get_common_inputs(struct common_input_property *common, int report_id)
+{
+	common->report_id = report_id;
+	common->sensor_state = HID_USAGE_SENSOR_STATE_READY_ENUM;
+	common->event_type = HID_USAGE_SENSOR_EVENT_DATA_UPDATED_ENUM;
+}
+
+u8 get_input_report(int sensor_idx, int report_id, u8 *input_report, u32 *sensor_virt_addr)
+{
+	struct accel3_input_report acc_input;
+	struct gyro_input_report gyro_input;
+	struct magno_input_report magno_input;
+	struct als_input_report als_input;
+	u8 report_size = 0;
+
+	if (!sensor_virt_addr || !input_report)
+		return report_size;
+
+	switch (sensor_idx) {
+	case accel_idx: /* accel */
+		get_common_inputs(&acc_input.common_property, report_id);
+		acc_input.in_accel_x_value = (int)sensor_virt_addr[0] / AMD_SFH_FW_MULTIPLIER;
+		acc_input.in_accel_y_value = (int)sensor_virt_addr[1] / AMD_SFH_FW_MULTIPLIER;
+		acc_input.in_accel_z_value =  (int)sensor_virt_addr[2] / AMD_SFH_FW_MULTIPLIER;
+		memcpy(input_report, &acc_input, sizeof(acc_input));
+		report_size = sizeof(acc_input);
+		break;
+	case gyro_idx: /* gyro */
+		get_common_inputs(&gyro_input.common_property, report_id);
+		gyro_input.in_angel_x_value = (int)sensor_virt_addr[0] / AMD_SFH_FW_MULTIPLIER;
+		gyro_input.in_angel_y_value = (int)sensor_virt_addr[1] / AMD_SFH_FW_MULTIPLIER;
+		gyro_input.in_angel_z_value =  (int)sensor_virt_addr[2] / AMD_SFH_FW_MULTIPLIER;
+		memcpy(input_report, &gyro_input, sizeof(gyro_input));
+		report_size = sizeof(gyro_input);
+		break;
+	case mag_idx: /* Magnetometer */
+		get_common_inputs(&magno_input.common_property, report_id);
+		magno_input.in_magno_x = (int)sensor_virt_addr[0] / AMD_SFH_FW_MULTIPLIER;
+		magno_input.in_magno_y = (int)sensor_virt_addr[1] / AMD_SFH_FW_MULTIPLIER;
+		magno_input.in_magno_z = (int)sensor_virt_addr[2] / AMD_SFH_FW_MULTIPLIER;
+		magno_input.in_magno_accuracy = (u16)sensor_virt_addr[3] / AMD_SFH_FW_MULTIPLIER;
+		memcpy(input_report, &magno_input, sizeof(magno_input));
+		report_size = sizeof(magno_input);
+		break;
+	case als_idx: /* Als */
+		get_common_inputs(&als_input.common_property, report_id);
+		als_input.illuminance_value =  (int)sensor_virt_addr[0] / AMD_SFH_FW_MULTIPLIER;
+		report_size = sizeof(als_input);
+		memcpy(input_report, &als_input, sizeof(als_input));
+		break;
+	default:
+		break;
+	}
+	return report_size;
+}
diff -Naur linux-5.10.2/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_desc.h linux-5.10.2-amd/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_desc.h
--- linux-5.10.2/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_desc.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-5.10.2-amd/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_desc.h	2020-12-25 14:25:44.299391977 +0100
@@ -0,0 +1,107 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * HID report descriptors, structures and routines
+ * Copyright 2020 Advanced Micro Devices, Inc.
+ * Authors: Nehal Bakulchandra Shah <Nehal-bakulchandra.shah@amd.com>
+ *	    Sandeep Singh <Sandeep.singh@amd.com>
+ */
+
+#ifndef AMD_SFH_HID_DESCRIPTOR_H
+#define AMD_SFH_HID_DESCRIPTOR_H
+
+enum desc_type {
+	/* Report descriptor name */
+	descr_size = 1,
+	input_size,
+	feature_size,
+};
+
+struct common_feature_property {
+	/* common properties */
+	u8 report_id;
+	u8 connection_type;
+	u8 report_state;
+	u8 power_state;
+	u8 sensor_state;
+	u32 report_interval;
+} __packed;
+
+struct common_input_property {
+	/* common properties */
+	u8 report_id;
+	u8 sensor_state;
+	u8 event_type;
+} __packed;
+
+struct accel3_feature_report {
+	struct common_feature_property common_property;
+	/* properties specific to this sensor */
+	u16 accel_change_sesnitivity;
+	s16 accel_sensitivity_max;
+	s16 accel_sensitivity_min;
+} __packed;
+
+struct accel3_input_report {
+	struct	common_input_property common_property;
+	/* values specific to this sensor */
+	int in_accel_x_value;
+	int in_accel_y_value;
+	int in_accel_z_value;
+	/* include if required to support the "shake" event */
+	u8 in_accel_shake_detection;
+} __packed;
+
+struct gyro_feature_report {
+	struct common_feature_property common_property;
+	/* properties specific to this sensor */
+	u16 gyro_change_sesnitivity;
+	s16 gyro_sensitivity_max;
+	s16 gyro_sensitivity_min;
+} __packed;
+
+struct gyro_input_report {
+	struct	common_input_property common_property;
+	/* values specific to this sensor */
+	int in_angel_x_value;
+	int in_angel_y_value;
+	int in_angel_z_value;
+} __packed;
+
+struct magno_feature_report {
+	struct common_feature_property common_property;
+	/*properties specific to this sensor */
+	u16 magno_headingchange_sensitivity;
+	s16 heading_min;
+	s16 heading_max;
+	u16 flux_change_sensitivity;
+	s16 flux_min;
+	s16 flux_max;
+} __packed;
+
+struct magno_input_report {
+	struct	common_input_property common_property;
+	int in_magno_x;
+	int in_magno_y;
+	int in_magno_z;
+	int in_magno_accuracy;
+} __packed;
+
+struct als_feature_report {
+	struct common_feature_property common_property;
+	/* properties specific to this sensor */
+	u16 als_change_sesnitivity;
+	s16 als_sensitivity_max;
+	s16 als_sensitivity_min;
+} __packed;
+
+struct als_input_report {
+	struct common_input_property common_property;
+	/* values specific to this sensor */
+	int illuminance_value;
+} __packed;
+
+int get_report_descriptor(int sensor_idx, u8 rep_desc[]);
+u32 get_descr_sz(int sensor_idx, int descriptor_name);
+u8 get_feature_report(int sensor_idx, int report_id, u8 *feature_report);
+u8 get_input_report(int sensor_idx, int report_id, u8 *input_report, u32 *sensor_virt_addr);
+#endif
diff -Naur linux-5.10.2/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_report_desc.h linux-5.10.2-amd/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_report_desc.h
--- linux-5.10.2/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_report_desc.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-5.10.2-amd/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_report_desc.h	2020-12-25 14:25:44.299391977 +0100
@@ -0,0 +1,645 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * HID  descriptor stuructures
+ * Copyright 2020 Advanced Micro Devices, Inc.
+ * Authors: Nehal Bakulchandra Shah <Nehal-bakulchandra.shah@amd.com>
+ *	    Sandeep Singh <Sandeep.singh@amd.com>
+ */
+
+#ifndef AMD_SFH_HID_REPORT_DESCRIPTOR_H
+#define AMD_SFH_HID_REPORT_DESCRIPTOR_H
+
+// Accelerometer 3D Sensor
+static const u8 accel3_report_descriptor[] = {
+0x05, 0x20,          /* Usage page */
+0x09, 0x73,          /* Motion type Accel 3D */
+0xA1, 0x00,          /* HID Collection (Physical) */
+
+//feature reports(xmit/receive)
+0x85, 1,           /* HID  Report ID */
+0x05, 0x20,	   /* HID usage page sensor */
+0x0A, 0x09, 0x03,  /* Sensor property and sensor connection type */
+0x15, 0,           /* HID logical MIN_8(0) */
+0x25, 2,	   /* HID logical MAX_8(2) */
+0x75, 8,	   /* HID report size(8) */
+0x95, 1,	   /* HID report count(1) */
+0xA1, 0x02,	   /* HID collection (logical) */
+0x0A, 0x30, 0x08, /* Sensor property connection type intergated sel*/
+0x0A, 0x31, 0x08, /* Sensor property connection type attached sel */
+0x0A, 0x32, 0x08, /* Sensor property connection type external sel */
+0xB1, 0x00,       /* HID feature (Data_Arr_Abs) */
+0xC0,		  /* HID end collection */
+0x0A, 0x16, 0x03, /* HID usage sensor property reporting state */
+0x15, 0,          /* HID logical Min_8(0) */
+0x25, 5,	  /* HID logical Max_8(5) */
+0x75, 8,	  /* HID report size(8) */
+0x95, 1,          /* HID report count(1) */
+0xA1, 0x02,	  /* HID collection(logical) */
+0x0A, 0x40, 0x08, /* Sensor property report state no events sel */
+0x0A, 0x41, 0x08, /* Sensor property report state all events sel */
+0x0A, 0x42, 0x08, /* Sensor property report state threshold events sel */
+0x0A, 0x43, 0x08, /* Sensor property report state no events wake sel */
+0x0A, 0x44, 0x08, /* Sensor property report state all events wake sel */
+0x0A, 0x45, 0x08, /* Sensor property report state threshold events wake sel */
+0xB1, 0x00,	  /* HID feature (Data_Arr_Abs) */
+0xC0,		  /* HID end collection */
+0x0A, 0x19, 0x03, /* HID usage sensor property power state */
+0x15, 0,	  /* HID logical Min_8(0) */
+0x25, 5,	  /* HID logical Max_8(5) */
+0x75, 8,	  /* HID report size(8) */
+0x95, 1,	  /* HID report count(1) */
+0xA1, 0x02,	  /* HID collection(logical) */
+0x0A, 0x50, 0x08, /* Sensor property power state undefined sel */
+0x0A, 0x51, 0x08, /* Sensor property power state D0 full power  sel */
+0x0A, 0x52, 0x08, /* Sensor property power state D1 low power sel */
+0x0A, 0x53, 0x08, /* Sensor property power state D2 standby with wake sel */
+0x0A, 0x54, 0x08, /* Sensor property power state D3 sleep with wake  sel */
+0x0A, 0x55, 0x08, /* Sensor property power state D4 power off sel */
+0xB1, 0x00,       /* HID feature (Data_Arr_Abs) */
+0xC0,		  /* HID end collection */
+0x0A, 0x01, 0x02, /* HID usage sensor state */
+0x15, 0,	  /* HID logical Min_8(0) */
+0x25, 6,	  /* HID logical Max_8(6) */
+0x75, 8,	  /* HID report size(8) */
+0x95, 1,	  /* HID report count(1) */
+0xA1, 0x02,	  /* HID collection(logical) */
+0x0A, 0x00, 0x08, /* HID usage sensor state unknown sel */
+0x0A, 0x01, 0x08, /* HID usage sensor state ready sel */
+0x0A, 0x02, 0x08, /* HID usage sensor state not available sel */
+0x0A, 0x03, 0x08, /* HID usage sensor state no data sel */
+0x0A, 0x04, 0x08, /* HID usage sensor state initializing sel */
+0x0A, 0x05, 0x08, /* HID usage sensor state access denied sel */
+0x0A, 0x06, 0x08, /* HID usage sensor state error sel */
+0xB1, 0x00,	  /* HID feature (Data_Arr_Abs) */
+0xC0,		  /* HID end collection */
+0x0A, 0x0E, 0x03, /* HID usage sensor property report interval */
+0x15, 0,	  /* HID logical Min_8(0) */
+0x27, 0xFF, 0xFF, 0xFF, 0xFF, /* HID logical Max_32 */
+
+0x75, 32,	  /* HID report size(32) */
+0x95, 1,	  /* HID report count(1) */
+0x55, 0,	  /* HID unit exponent(0) */
+0xB1, 0x02,	  /* HID feature (Data_Arr_Abs) */
+0x0A, 0x52, 0x14, /* Sensor data motion accel and mod change sensitivity ABS) */
+
+0x15, 0,		/* HID logical Min_8(0) */
+0x26, 0xFF, 0xFF,	/* HID logical Max_16(0xFF,0xFF) */
+
+0x75, 16,		/* HID report size(16) */
+0x95, 1,		/* HID report count(1) */
+0x55, 0x0E,		/* HID unit exponent(0x0E) */
+0xB1, 0x02,		/* HID feature (Data_Arr_Abs) */
+0x0A, 0x52, 0x24,	/* HID usage sensor data (motion accel and mod max) */
+
+0x16, 0x01, 0x80,	/* HID logical Min_16(0x01,0x80) */
+
+0x26, 0xFF, 0x7F,	/* HID logical Max_16(0xFF,0x7F) */
+
+0x75, 16,		/* HID report size(16) */
+0x95, 1,		/* HID report count(1) */
+0x55, 0x0E,		/* HID unit exponent(0x0E) */
+0xB1, 0x02,		/* HID feature (Data_Arr_Abs) */
+0x0A, 0x52, 0x34,	/* HID usage sensor data (motion accel and mod min) */
+
+0x16, 0x01, 0x80,	/* HID logical Min_16(0x01,0x80) */
+
+0x26, 0xFF, 0x7F,	/* HID logical Max_16(0xFF,0x7F) */
+
+0x75, 16,		/* HID report size(16) */
+0x95, 1,		/* HID report count(1) */
+0x55, 0x0E,		/* HID unit exponent(0x0E) */
+0xB1, 0x02,		/* HID feature (Data_Arr_Abs) */
+
+//input report (transmit)
+0x05, 0x20,		 /* HID usage page sensors */
+0x0A, 0x01, 0x02,	 /* HID usage sensor state */
+0x15, 0,		 /* HID logical Min_8(0) */
+0x25, 6,		 /* HID logical Max_8(6) */
+0x75, 8,		 /* HID report size(8) */
+0x95, 1,		 /* HID report count (1) */
+0xA1, 0x02,		 /* HID end collection (logical) */
+0x0A, 0x00, 0x08,	 /* HID usage sensor state unknown sel */
+0x0A, 0x01, 0x08,	 /* HID usage sensor state ready sel */
+0x0A, 0x02, 0x08,	 /* HID usage sensor state not available sel */
+0x0A, 0x03, 0x08,	 /* HID usage sensor state no data sel */
+0x0A, 0x04, 0x08,	 /* HID usage sensor state initializing sel */
+0x0A, 0x05, 0x08,	 /* HID usage sensor state access denied sel */
+0x0A, 0x06, 0x08,	 /* HID usage sensor state error sel */
+0X81, 0x00,		 /* HID Input (Data_Arr_Abs) */
+0xC0,			 /* HID end collection */
+0x0A, 0x02, 0x02,	 /* HID usage sensor event */
+0x15, 0,		 /* HID logical Min_8(0) */
+0x25, 5,		 /* HID logical Max_8(5) */
+0x75, 8,		 /* HID report size(8) */
+0x95, 1,		 /* HID report count (1) */
+0xA1, 0x02,		 /* HID end collection (logical) */
+0x0A, 0x10, 0x08,	 /* HID usage sensor event unknown sel */
+0x0A, 0x11, 0x08,	 /* HID usage sensor event state changed sel */
+0x0A, 0x12, 0x08,	 /* HID usage sensor event property changed sel */
+0x0A, 0x13, 0x08,	 /* HID usage sensor event data updated sel */
+0x0A, 0x14, 0x08,	 /* HID usage sensor event poll response sel */
+0x0A, 0x15, 0x08,	 /* HID usage sensor event change sensitivity sel */
+0X81, 0x00,		 /* HID Input (Data_Arr_Abs) */
+0xC0,			 /* HID end collection */
+0x0A, 0x53, 0x04,	 /* HID usage sensor data motion Acceleration X axis */
+0x17, 0x00, 0x00, 0x01, 0x80, /* HID logical Min_32 */
+
+0x27, 0xFF, 0xff, 0XFF, 0XFF, /* HID logical Max_32  */
+
+0x75, 32,		/* HID report size(32) */
+0x95, 1,		/* HID report count (1) */
+0x55, 0x0E,		/* HID unit exponent(0x0E) */
+0X81, 0x02,		/* HID Input (Data_Arr_Abs) */
+0x0A, 0x54, 0x04,	/* HID usage sensor data motion Acceleration Y axis */
+0x17, 0X00, 0X00, 0x01, 0x80, /* HID logical Min_32 */
+
+0x27, 0xFF, 0xFF, 0XFF, 0XFF, /* HID logical Max_32 */
+
+0x75, 32,		/* HID report size(32) */
+0x95, 1,		/* HID report count (1) */
+0x55, 0x0E,		/* HID unit exponent(0x0E) */
+0X81, 0x02,		/* HID Input (Data_Arr_Abs) */
+0x0A, 0x55, 0x04,	/* HID usage sensor data motion Acceleration Z axis */
+0x17, 0X00, 0X00, 0x01, 0x80, /* HID logical Min_32 */
+
+0x27, 0XFF, 0XFF, 0xFF, 0x7F, /* HID logical Max_32 */
+
+0x75, 32,		/* HID report size(32) */
+0x95, 1,		/* HID report count (1) */
+0x55, 0x0E,		/* HID unit exponent(0x0E) */
+0X81, 0x02,		/* HID Input (Data_Arr_Abs) */
+
+0x0A, 0x51, 0x04,	/* HID usage sensor data motion state */
+0x15, 0,		/* HID logical Min_8(0) False = Still*/
+0x25, 1,		/* HID logical Min_8(1) True = In motion */
+0x75, 8,		/* HID report size(8) */
+0x95, 1,		/* HID report count (1) */
+0X81, 0x02,		/* HID Input (Data_Arr_Abs) */
+0xC0			/* HID end collection */
+};
+
+const u8 gyro3_report_descriptor[] = {
+0x05, 0x20,		/* Usage page */
+0x09, 0x76,		/* Motion type Gyro3D */
+0xA1, 0x00,		/* HID Collection (Physical) */
+
+0x85, 2,		/* HID  Report ID */
+0x05, 0x20,		/* HID usage page sensor */
+0x0A, 0x09, 0x03,	/* Sensor property and sensor connection type */
+0x15, 0,		/* HID logical MIN_8(0) */
+0x25, 2,		/* HID logical MAX_8(2) */
+0x75, 8,		/* HID report size(8) */
+0x95, 1,		/* HID report count(1) */
+0xA1, 0x02,		/* HID collection (logical) */
+0x0A, 0x30, 0x08,	/* Sensor property connection type intergated sel */
+0x0A, 0x31, 0x08,	/* Sensor property connection type attached sel */
+0x0A, 0x32, 0x08,	/* Sensor property connection type external sel */
+0xB1, 0x00,		/* HID feature (Data_Arr_Abs) */
+0xC0,			/* HID end collection */
+0x0A, 0x16, 0x03,	/* HID usage sensor property reporting state */
+0x15, 0,		/* HID logical Min_8(0) */
+0x25, 5,		/* HID logical Max_8(5) */
+0x75, 8,		/* HID report size(8) */
+0x95, 1,		/* HID report count(1) */
+0xA1, 0x02,		/* HID collection(logical) */
+0x0A, 0x40, 0x08,	/* Sensor reporting state no events sel */
+0x0A, 0x41, 0x08,	/* Sensor reporting state all events sel */
+0x0A, 0x42, 0x08,	/* Sensor reporting state threshold events sel */
+0x0A, 0x43, 0x08,	/* Sensor reporting state no events wake sel */
+0x0A, 0x44, 0x08,	/* Sensor reporting state all events wake sel */
+0x0A, 0x45, 0x08,	/* Sensor reporting state threshold events wake sel */
+0xB1, 0x00,		/* HID feature (Data_Arr_Abs) */
+0xC0,			/* HID end collection */
+0x0A, 0x19, 0x03,	/* HID usage sensor property power state */
+0x15, 0,		/* HID logical Min_8(0) */
+0x25, 5,		/* HID logical Max_8(5) */
+0x75, 8,		/* HID report size(8) */
+0x95, 1,		/* HID report count(1) */
+0xA1, 0x02,		/* HID collection(logical) */
+0x0A, 0x50, 0x08,	/* Sensor  power state undefined sel */
+0x0A, 0x51, 0x08,	/* Sensor  power state D0 full power  sel */
+0x0A, 0x52, 0x08,	/* Sensor  power state D1 low power sel */
+0x0A, 0x53, 0x08,	/* Sensor  power state D2 standby with wake sel */
+0x0A, 0x54, 0x08,	/* Sensor  power state D3 sleep with wake  sel */
+0x0A, 0x55, 0x08,	/* Sensor  power state D4 power off sel */
+0xB1, 0x00,		/* HID feature (Data_Arr_Abs) */
+0xC0,			/* HID end collection */
+0x0A, 0x01, 0x02,	/* HID usage sensor state */
+0x15, 0,		/* HID logical Min_8(0) */
+0x25, 6,		/* HID logical Max_8(6) */
+0x75, 8,		/* HID report size(8) */
+0x95, 1,		/* HID report count(1) */
+0xA1, 0x02,		/* HID collection(logical) */
+0x0A, 0x00, 0x08,	/* HID usage sensor state unknown sel */
+0x0A, 0x01, 0x08,	/* HID usage sensor state ready sel */
+0x0A, 0x02, 0x08,	/* HID usage sensor state not available sel */
+0x0A, 0x03, 0x08,	/* HID usage sensor state no data sel */
+0x0A, 0x04, 0x08,	/* HID usage sensor state initializing sel */
+0x0A, 0x05, 0x08,	/* HID usage sensor state access denied sel */
+0x0A, 0x06, 0x08,	/* HID usage sensor state error sel */
+0xB1, 0x00,		/* HID feature (Data_Arr_Abs) */
+0xC0,			/* HID end collection */
+0x0A, 0x0E, 0x03,	/* HID usage sensor property report interval */
+0x15, 0,		/* HID logical Min_8(0) */
+0x27, 0xFF, 0xFF, 0xFF, 0xFF,	/* HID logical Max_32 */
+
+0x75, 32,		/* HID report size(32) */
+0x95, 1,		/* HID report count(1) */
+0x55, 0,		/* HID unit exponent(0) */
+0xB1, 0x02,		/* HID feature (Data_Arr_Abs) */
+0x0A, 0x56, 0x14,	/* Angular velocity and mod change sensitivity ABS)*/
+
+0x15, 0,		/* HID logical Min_8(0) */
+0x26, 0xFF, 0xFF,	/* HID logical Max_16(0xFF,0xFF) */
+
+0x75, 16,		/* HID report size(16) */
+0x95, 1,		/* HID report count(1) */
+0x55, 0x0E,		/* HID unit exponent(0x0E) */
+0xB1, 0x02,		/* HID feature (Data_Arr_Abs) */
+0x0A, 0x56, 0x24,	/* Sensor data (motion angular velocity and mod max) */
+
+0x16, 0x01, 0x80,	/* HID logical Min_16(0x01,0x80) */
+
+0x26, 0xFF, 0x7F,	/* HID logical Max_16(0xFF,0x7F) */
+
+0x75, 16,		/* HID report size(16) */
+0x95, 1,		/* HID report count(1) */
+0x55, 0x0E,		/* HID unit exponent(0x0E) */
+0xB1, 0x02,		/* HID feature (Data_Arr_Abs) */
+0x0A, 0x56, 0x34,	/* HID usage sensor data (motion accel and mod min) */
+
+0x16, 0x01, 0x80,	/* HID logical Min_16(0x01,0x80) */
+
+0x26, 0xFF, 0x7F,	/* HID logical Max_16(0xFF,0x7F) */
+
+0x75, 16,		/* HID report size(16) */
+0x95, 1,		/* HID report count(1) */
+0x55, 0x0E,		/* HID unit exponent(0x0E) */
+0xB1, 0x02,		/* HID feature (Data_Arr_Abs) */
+
+//Input reports(transmit)
+0x05, 0x20,		/* HID usage page sensors */
+0x0A, 0x01, 0x02,	/* HID usage sensor state */
+0x15, 0,		/* HID logical Min_8(0) */
+0x25, 6,		/* HID logical Max_8(6) */
+0x75, 8,		/* HID report size(8) */
+0x95, 1,		/* HID report count (1) */
+0xA1, 0x02,		/* HID end collection (logical) */
+0x0A, 0x00, 0x08,	/* HID usage sensor state unknown sel */
+0x0A, 0x01, 0x08,	/* HID usage sensor state ready sel */
+0x0A, 0x02, 0x08,	/* HID usage sensor state not available sel */
+0x0A, 0x03, 0x08,	/* HID usage sensor state no data sel */
+0x0A, 0x04, 0x08,	/* HID usage sensor state initializing sel */
+0x0A, 0x05, 0x08,	/* HID usage sensor state access denied sel */
+0x0A, 0x06, 0x08,	/* HID usage sensor state error sel */
+0X81, 0x00,		/* HID Input (Data_Arr_Abs) */
+0xC0,			/* HID end collection */
+0x0A, 0x02, 0x02,	/* HID usage sensor event */
+0x15, 0,		/* HID logical Min_8(0) */
+0x25, 5,		/* HID logical Max_8(5) */
+0x75, 8,		/* HID report size(8) */
+0x95, 1,		/* HID report count (1) */
+0xA1, 0x02,		/* HID end collection (logical) */
+0x0A, 0x10, 0x08,	/* HID usage sensor event unknown sel */
+0x0A, 0x11, 0x08,	/* HID usage sensor event state changed sel */
+0x0A, 0x12, 0x08,	/* HID usage sensor event property changed sel */
+0x0A, 0x13, 0x08,	/* HID usage sensor event data updated sel */
+0x0A, 0x14, 0x08,	/* HID usage sensor event poll response sel */
+0x0A, 0x15, 0x08,	/* HID usage sensor event change sensitivity sel */
+0X81, 0x00,		/* HID Input (Data_Arr_Abs) */
+0xC0,			/* HID end collection */
+0x0A, 0x57, 0x04,	/* Sensor data motion Angular velocity  X axis */
+0x17, 0x00, 0x00, 0x01, 0x80,	/* HID logical Min_32 */
+
+0x27, 0xFF, 0xFF, 0xFF, 0x7F,	/* HID logical Max_32 */
+
+0x75, 32,		/* HID report size(32) */
+0x95, 1,		/* HID report count (1) */
+0x55, 0x0E,		/* HID unit exponent(0x0E) */
+0X81, 0x02,		/* HID Input (Data_Arr_Abs) */
+0x0A, 0x58, 0x04,	/* Sensor data motion Angular velocity  Y axis */
+0x17, 0x00, 0x00, 0x01, 0x80, /* HID logical Min_32 */
+
+0x27, 0xFF, 0xFF, 0xFF, 0x7F, /* HID logical Max_32 */
+
+0x75, 32,		/* HID report size(32) */
+0x95, 1,		/* HID report count (1) */
+0x55, 0x0E,		/* HID unit exponent(0x0E) */
+0X81, 0x02,		/* HID Input (Data_Arr_Abs) */
+0x0A, 0x59, 0x04,	/* Sensor data motion Angular velocity  Z axis */
+0x17, 0x00, 0x00, 0x01, 0x80, /* HID logical Min_32 */
+
+0x27, 0xFF, 0xFF, 0xFF, 0x7F, /* HID logical Max_32 */
+
+0x75, 32,		/* HID report size(32) */
+0x95, 1,		/* HID report count (1) */
+0x55, 0x0E,		/* HID unit exponent(0x0E) */
+0X81, 0x02,		/* HID Input (Data_Arr_Abs) */
+
+0xC0,			/* HID end collection */
+};
+
+const u8 comp3_report_descriptor[] = {
+0x05, 0x20,		/* Usage page */
+0x09, 0x83,		/* Motion type Orientation compass 3D */
+0xA1, 0x00,		/* HID Collection (Physical) */
+
+0x85, 3,		/* HID  Report ID */
+0x05, 0x20,		/* HID usage page sensor */
+0x0A, 0x09, 0x03,	/* Sensor property and sensor connection type */
+0x15, 0,		/* HID logical MIN_8(0) */
+0x25, 2,		/* HID logical MAX_8(2) */
+0x75, 8,		/* HID report size(8) */
+0x95, 1,		/* HID report count(1) */
+0xA1, 0x02,		/* HID collection (logical) */
+0x0A, 0x30, 0x08,	/* Sensor property connection type intergated sel */
+0x0A, 0x31, 0x08,	/* Sensor property connection type attached sel */
+0x0A, 0x32, 0x08,	/* Sensor property connection type external sel */
+0xB1, 0x00,		/* HID feature (Data_Arr_Abs) */
+0xC0,			/* HID end collection */
+0x0A, 0x16, 0x03,	/* HID usage sensor property reporting state */
+0x15, 0,		/* HID logical Min_8(0) */
+0x25, 5,		/* HID logical Max_8(5) */
+0x75, 8,		/* HID report size(8) */
+0x95, 1,		/* HID report count(1) */
+0xA1, 0x02,		/* HID collection(logical) */
+0x0A, 0x40, 0x08,	/* Sensor reporting state no events sel */
+0x0A, 0x41, 0x08,	/* Sensor reporting state all events sel */
+0x0A, 0x42, 0x08,	/* Sensor reporting state threshold events sel */
+0x0A, 0x43, 0x08,	/* Sensor reporting state no events wake sel */
+0x0A, 0x44, 0x08,	/* Sensor reporting state all events wake sel */
+0x0A, 0x45, 0x08,	/* Sensor reporting state threshold events wake sel */
+0xB1, 0x00,		/* HID feature (Data_Arr_Abs) */
+0xC0,			/* HID end collection */
+0x0A, 0x19, 0x03,       /* HID usage sensor property power state */
+0x15, 0,		/* HID logical Min_8(0) */
+0x25, 5,		/* HID logical Max_8(5) */
+0x75, 8,		/* HID report size(8) */
+0x95, 1,		/* HID report count(1) */
+0xA1, 0x02,		/* HID collection(logical) */
+0x0A, 0x50, 0x08,	/* Sensor power state undefined sel */
+0x0A, 0x51, 0x08,	/* Sensor power state D0 full power  sel */
+0x0A, 0x52, 0x08,	/* Sensor power state D1 low power sel */
+0x0A, 0x53, 0x08,	/* Sensor power state D2 standby with wake sel */
+0x0A, 0x54, 0x08,	/* Sensor power state D3 sleep with wake  sel */
+0x0A, 0x55, 0x08,	/* Sensor power state D4 power off sel */
+0xB1, 0x00,		/* HID feature (Data_Arr_Abs) */
+0xC0,			/* HID end collection */
+0x0A, 0x01, 0x02,	/* HID usage sensor state */
+0x15, 0,		/* HID logical Min_8(0) */
+0x25, 6,		/* HID logical Max_8(6) */
+0x75, 8,		/* HID report size(8) */
+0x95, 1,		/* HID report count(1) */
+0xA1, 0x02,		/* HID collection(logical) */
+0x0A, 0x00, 0x08,       /* HID usage sensor state unknown sel */
+0x0A, 0x01, 0x08,       /* HID usage sensor state ready sel */
+0x0A, 0x02, 0x08,       /* HID usage sensor state not available sel */
+0x0A, 0x03, 0x08,       /* HID usage sensor state no data sel */
+0x0A, 0x04, 0x08,       /* HID usage sensor state initializing sel */
+0x0A, 0x05, 0x08,       /* HID usage sensor state access denied sel */
+0x0A, 0x06, 0x08,       /* HID usage sensor state error sel */
+0xB1, 0x00,		/* HID feature (Data_Arr_Abs) */
+0xC0,			/* HID end collection */
+0x0A, 0x0E, 0x03,	/* HID usage sensor property report interval */
+0x15, 0,		/* HID logical Min_8(0) */
+0x27, 0xFF, 0xFF, 0xFF, 0xFF,	/* HID logical Max_32 */
+0x75, 32,		/* HID report size(32) */
+0x95, 1,		/* HID report count(1) */
+0x55, 0,		/* HID unit exponent(0) */
+0xB1, 0x02,		/* HID feature (Data_Arr_Abs) */
+0x0A, 0x71, 0x14,	/* Orientation  and mod change sensitivity ABS)*/
+0x15, 0,		/* HID logical Min_8(0) */
+0x26, 0xFF, 0xFF,	/* HID logical Max_16(0xFF,0xFF) */
+0x75, 16,		/* HID report size(16) */
+0x95, 1,		/* HID report count(1) */
+0x55, 0x0E,		/* HID unit exponent(0x0E) */
+0xB1, 0x02,		/* HID feature (Data_Arr_Abs) */
+0x0A, 0x71, 0x24,	/* Sensor data (motion orientation  and mod max) */
+0x16, 0x01, 0x80,	/* HID logical Min_16(0x01,0x80) */
+0x26, 0xFF, 0x7F,	/* HID logical Max_16(0xFF,0x7F) */
+0x75, 16,		/* HID report size(16) */
+0x95, 1,		/* HID report count(1) */
+0x55, 0x0F,		/* HID unit exponent(0x0F) */
+0xB1, 0x02,		/* HID feature (Data_Arr_Abs) */
+0x0A, 0x71, 0x34,	/* Sensor data (motion orientation  and mod min) */
+0x16, 0x01, 0x80,	/* HID logical Min_16(0x01,0x80) */
+0x26, 0xFF, 0x7F,	/* HID logical Max_16(0xFF,0x7F) */
+0x75, 16,		/* HID report size(16) */
+0x95, 1,		/* HID report count(1) */
+0x55, 0x0F,		/* HID unit exponent(0x0F) */
+0xB1, 0x02,		/* HID feature (Data_Arr_Abs) */
+0x0A, 0x84, 0x14,	/* Maganetic flux and change sensitivity ABS) */
+0x15, 0,		/* HID logical Min_8(0) */
+0x26, 0xFF, 0xFF,	/* HID logical Max_16(0xFF,0xFF) */
+0x75, 16,		/* HID report size(16) */
+0x95, 1,		/* HID report count(1) */
+0x55, 0x0E,		/* HID unit exponent(0x0E) */
+0xB1, 0x02,		/* HID feature (Data_Arr_Abs) */
+0x0A, 0x84, 0x24,	/* Maganetic flux and mod change sensitivity Max) */
+0x16, 0x01, 0x80,	/* HID logical Min_16(0x01,0x80) */
+0x26, 0xFF, 0x7F,	/* HID logical Max_16(0xFF,0x7F) */
+0x75, 16,		/* HID report size(16) */
+0x95, 1,		/* HID report count(1) */
+0x55, 0x0F,		/* HID unit exponent(0x0F) */
+0xB1, 0x02,		/* HID feature (Data_Arr_Abs) */
+0x0A, 0x84, 0x34,	/* Maganetic flux and mod change sensitivity Min */
+0x16, 0x01, 0x80,	/* HID logical Min_16(0x01,0x80) */
+0x26, 0xFF, 0x7F,	/* HID logical Max_16(0xFF,0x7F) */
+0x75, 16,		/* HID report size(16) */
+0x95, 1,		/* HID report count(1) */
+0x55, 0x0F,		/* HID unit exponent(0x0F) */
+0xB1, 0x02,		/* HID feature (Data_Arr_Abs) */
+
+//Input reports(transmit)
+0x05, 0x20,		/* HID usage page sensors */
+0x0A, 0x01, 0x02,	/* HID usage sensor state */
+0x15, 0,		/* HID logical Min_8(0) */
+0x25, 6,		/* HID logical Max_8(6) */
+0x75, 8,		/* HID report size(8) */
+0x95, 1,		/* HID report count (1) */
+0xA1, 0x02,		/* HID end collection (logical) */
+0x0A, 0x00, 0x08,	/* HID usage sensor state unknown sel */
+0x0A, 0x01, 0x08,	/* HID usage sensor state ready sel */
+0x0A, 0x02, 0x08,	/* HID usage sensor state not available sel */
+0x0A, 0x03, 0x08,	/* HID usage sensor state no data sel */
+0x0A, 0x04, 0x08,	/* HID usage sensor state initializing sel */
+0x0A, 0x05, 0x08,	/* HID usage sensor state access denied sel */
+0x0A, 0x06, 0x08,	/* HID usage sensor state error sel */
+0X81, 0x00,		/* HID Input (Data_Arr_Abs) */
+0xC0,			/* HID end collection */
+0x0A, 0x02, 0x02,	/* HID usage sensor event */
+0x15, 0,		/* HID logical Min_8(0) */
+0x25, 5,		/* HID logical Max_8(5) */
+0x75, 8,		/* HID report size(8) */
+0x95, 1,		/* HID report count (1) */
+0xA1, 0x02,		/* HID end collection (logical) */
+0x0A, 0x10, 0x08,	/* HID usage sensor event unknown sel */
+0x0A, 0x11, 0x08,	/* HID usage sensor event state changed sel */
+0x0A, 0x12, 0x08,	/* HID usage sensor event property changed sel */
+0x0A, 0x13, 0x08,	/* HID usage sensor event data updated sel */
+0x0A, 0x14, 0x08,	/* HID usage sensor event poll response sel */
+0x0A, 0x15, 0x08,	/* HID usage sensor event change sensitivity sel */
+0X81, 0x00,		/* HID Input (Data_Arr_Abs) */
+0xC0,			/* HID end collection */
+0x0A, 0x85, 0x04,	/* Sensor data orientation magnetic flux X axis */
+0x17, 0x00, 0x00, 0x01, 0x80,	/* HID logical Min_32 */
+0x27, 0xFF, 0xFF, 0xFF, 0x7F,	/* HID logical Max_32 */
+0x75, 32,		/* HID report size(32) */
+0x95, 1,		/* HID report count (1) */
+0x55, 0x0D,		/* HID unit exponent(0x0D) */
+0X81, 0x02,		/* HID Input (Data_Arr_Abs) */
+0x0A, 0x86, 0x04,	/* Sensor data orientation magnetic flux Y axis */
+0x17, 0x00, 0x00, 0x01, 0x80,	/* HID logical Min_32 */
+0x27, 0xFF, 0xFF, 0xFF, 0x7F,	/* HID logical Max_32 */
+0x75, 32,		/* HID report size(32) */
+0x95, 1,		/* HID report count (1) */
+0x55, 0x0D,		/* HID unit exponent(0x0D) */
+0X81, 0x02,		/* HID Input (Data_Arr_Abs) */
+0x0A, 0x87, 0x04,	/* Sensor data orientation magnetic flux Z axis */
+0x17, 0x00, 0x00, 0x01, 0x80,	/* HID logical Min_32 */
+0x27, 0xFF, 0xFF, 0xFF, 0x7F,	/* HID logical Max_32 */
+0x75, 32,			/* HID report size(32) */
+0x95, 1,			/* HID report count (1) */
+0x55, 0x0D,			/* HID unit exponent(0x0D) */
+0X81, 0x02,			/* HID Input (Data_Arr_Abs) */
+0x0A, 0x88, 0x04,	/* Sensor data orientation magnetometer accuracy */
+0x17, 0x00, 0x00, 0x01, 0x80,	/* HID logical Min_32 */
+0x27, 0xFF, 0xFF, 0xFF, 0x7F,	/* HID logical Max_32 */
+0x75, 32,			/* HID report size(32) */
+0x95, 1,			/* HID report count (1) */
+0X81, 0x02,			/* HID Input (Data_Arr_Abs) */
+0xC0				/* HID end collection */
+};
+
+const u8 als_report_descriptor[] = {
+0x05, 0x20,	/* HID usage page sensor */
+0x09, 0x41,	/* HID usage sensor type Ambientlight  */
+0xA1, 0x00,	/* HID Collection (Physical) */
+
+//feature reports(xmit/receive)//
+0x85, 4,		/* HID  Report ID */
+0x05, 0x20,		/* HID usage page sensor */
+0x0A, 0x09, 0x03,	/* Sensor property and sensor connection type */
+0x15, 0,		/* HID logical MIN_8(0) */
+0x25, 2,		/* HID logical MAX_8(2) */
+0x75, 8,		/* HID report size(8) */
+0x95, 1,		/* HID report count(1) */
+0xA1, 0x02,		/* HID collection (logical) */
+0x0A, 0x30, 0x08,	/* Sensor property connection type intergated sel */
+0x0A, 0x31, 0x08,	/* Sensor property connection type attached sel */
+0x0A, 0x32, 0x08,	/* Sensor property connection type external sel */
+0xB1, 0x00,		/* HID feature (Data_Arr_Abs) */
+0xC0,			/* HID end collection */
+0x0A, 0x16, 0x03,	/* HID usage sensor property reporting state */
+0x15, 0,		/* HID logical Min_8(0) */
+0x25, 5,		/* HID logical Max_8(5) */
+0x75, 8,		/* HID report size(8) */
+0x95, 1,		/* HID report count(1) */
+0xA1, 0x02,		/* HID collection(logical) */
+0x0A, 0x40, 0x08,	/* Sensor reporting state no events sel */
+0x0A, 0x41, 0x08,	/* Sensor reporting state all events sel */
+0x0A, 0x42, 0x08,	/* Sensor reporting state threshold events sel */
+0x0A, 0x43, 0x08,	/* Sensor reporting state no events wake sel */
+0x0A, 0x44, 0x08,	/* Sensor reporting state all events wake sel */
+0x0A, 0x45, 0x08,	/* Sensor reporting state threshold events wake sel */
+0xB1, 0x00,		/* HID feature (Data_Arr_Abs) */
+0xC0,			/* HID end collection */
+0x0A, 0x19, 0x03,	/* HID usage sensor property power state */
+0x15, 0,		/* HID logical Min_8(0) */
+0x25, 5,		/* HID logical Max_8(5) */
+0x75, 8,		/* HID report size(8) */
+0x95, 1,		/* HID report count(1) */
+0xA1, 0x02,		/* HID collection(logical) */
+0x0A, 0x50, 0x08,	/* Sensor power state undefined sel */
+0x0A, 0x51, 0x08,	/* Sensor power state D0 full power  sel */
+0x0A, 0x52, 0x08,	/* Sensor power state D1 low power sel */
+0x0A, 0x53, 0x08,	/* Sensor power state D2 standby with wake sel */
+0x0A, 0x54, 0x08,	/* Sensor power state D3 sleep with wake  sel */
+0x0A, 0x55, 0x08,	/* Sensor power state D4 power off sel */
+0xB1, 0x00,		/* HID feature (Data_Arr_Abs) */
+0xC0,			/* HID end collection */
+0x0A, 0x01, 0x02,	/* HID usage sensor state */
+0x15, 0,		/* HID logical Min_8(0) */
+0x25, 6,		/* HID logical Max_8(6) */
+0x75, 8,		/* HID report size(8) */
+0x95, 1,		/* HID report count(1) */
+0xA1, 0x02,		/* HID collection(logical) */
+0x0A, 0x00, 0x08,	/* HID usage sensor state unknown sel */
+0x0A, 0x01, 0x08,	/* HID usage sensor state ready sel */
+0x0A, 0x02, 0x08,	/* HID usage sensor state not available sel */
+0x0A, 0x03, 0x08,	/* HID usage sensor state no data sel */
+0x0A, 0x04, 0x08,	/* HID usage sensor state initializing sel */
+0x0A, 0x05, 0x08,	/* HID usage sensor state access denied sel */
+0x0A, 0x06, 0x08,	/* HID usage sensor state error sel */
+0xB1, 0x00,		/* HID feature (Data_Arr_Abs) */
+0xC0,			/* HID end collection */
+0x0A, 0x0E, 0x03,	/* HID usage sensor property report interval */
+0x15, 0,		/* HID logical Min_8(0) */
+0x27, 0xFF, 0xFF, 0xFF, 0xFF,	/* HID logical Max_32 */
+0x75, 32,		/* HID report size(32) */
+0x95, 1,		/* HID report count(1) */
+0x55, 0,		/* HID unit exponent(0) */
+0xB1, 0x02,		/* HID feature (Data_Arr_Abs) */
+0x0A, 0xD1, 0xE4,	/* Light illuminance and sensitivity REL PCT) */
+0x15, 0,		/* HID logical Min_8(0) */
+0x26, 0x10, 0x27,	/* HID logical Max_16(0x10,0x27) */
+0x75, 16,		/* HID report size(16) */
+0x95, 1,		/* HID report count(1) */
+0x55, 0x0E,		/* HID unit exponent(0x0E) */
+0xB1, 0x02,		/* HID feature (Data_Arr_Abs) */
+0x0A, 0xD1, 0x24,	/* Sensor data (Light illuminance and mod max) */
+0x15, 0,		/* HID logical Min_8(0) */
+0x26, 0xFF, 0xFF,	/* HID logical Max_16(0xFF,0xFF) */
+0x75, 16,		/* HID report size(16) */
+0x95, 1,		/* HID report count(1) */
+0x55, 0x0F,		/* HID unit exponent(0x0F) */
+0xB1, 0x02,		/* HID feature (Data_Arr_Abs) */
+0x0A, 0xD1, 0x34,	/* Sensor data (Light illuminance and mod min) */
+0x15, 0,		/* HID logical Min_8(0) */
+0x26, 0xFF, 0xFF,	/* HID logical Max_16(0xFF,0xFF) */
+0x75, 16,		/* HID report size(16) */
+0x95, 1,		/* HID report count(1) */
+0x55, 0x0F,		/* HID unit exponent(0x0F) */
+0xB1, 0x02,		/* HID feature (Data_Arr_Abs) */
+
+//Input reports (transmit)
+0x05, 0x20,		/* HID usage page sensors */
+0x0A, 0x01, 0x02,	/* HID usage sensor state */
+0x15, 0,		/* HID logical Min_8(0) */
+0x25, 6,		/* HID logical Max_8(6) */
+0x75, 8,		/* HID report size(8) */
+0x95, 1,		/* HID report count (1) */
+0xA1, 0x02,		/* HID end collection (logical) */
+0x0A, 0x00, 0x08,	/* HID usage sensor state unknown sel */
+0x0A, 0x01, 0x08,	/* HID usage sensor state ready sel */
+0x0A, 0x02, 0x08,	/* HID usage sensor state not available sel */
+0x0A, 0x03, 0x08,	/* HID usage sensor state no data sel */
+0x0A, 0x04, 0x08,	/* HID usage sensor state initializing sel */
+0x0A, 0x05, 0x08,	/* HID usage sensor state access denied sel */
+0x0A, 0x06, 0x08,	/* HID usage sensor state error sel */
+0X81, 0x00,		/* HID Input (Data_Arr_Abs) */
+0xC0,			/* HID end collection */
+0x0A, 0x02, 0x02,	/* HID usage sensor event */
+0x15, 0,		/* HID logical Min_8(0) */
+0x25, 5,		/* HID logical Max_8(5) */
+0x75, 8,		/* HID report size(8) */
+0x95, 1,		/* HID report count (1) */
+0xA1, 0x02,		/* HID end collection (logical) */
+0x0A, 0x10, 0x08,	/* HID usage sensor event unknown sel */
+0x0A, 0x11, 0x08,	/* HID usage sensor event state changed sel */
+0x0A, 0x12, 0x08,	/* HID usage sensor event property changed sel */
+0x0A, 0x13, 0x08,	/* HID usage sensor event data updated sel */
+0x0A, 0x14, 0x08,	/* HID usage sensor event poll response sel */
+0x0A, 0x15, 0x08,	/* HID usage sensor event change sensitivity sel */
+0X81, 0x00,		/* HID Input (Data_Arr_Abs) */
+0xC0,			/* HID end collection */
+0x0A, 0xD1, 0x04,	/* HID usage sensor data light illuminance */
+0x17, 0x00, 0x00, 0x01, 0x80,	 /* HID logical Min_32 */
+0x27, 0xFF, 0xFF, 0xFF, 0x7F,	 /* HID logical Max_32 */
+0x55, 0x0F,		/* HID unit exponent(0x0F) */
+0x75, 32,		/* HID report size(32) */
+0x95, 1,		/* HID report count (1) */
+0X81, 0x02,		/* HID Input (Data_Arr_Abs) */
+0xC0			/* HID end collection */
+};
+#endif
diff -Naur linux-5.10.2/drivers/hid/amd-sfh-hid/Kconfig linux-5.10.2-amd/drivers/hid/amd-sfh-hid/Kconfig
--- linux-5.10.2/drivers/hid/amd-sfh-hid/Kconfig	1970-01-01 01:00:00.000000000 +0100
+++ linux-5.10.2-amd/drivers/hid/amd-sfh-hid/Kconfig	2020-12-25 14:25:44.298391979 +0100
@@ -0,0 +1,18 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+menu "AMD SFH HID Support"
+	depends on X86_64 || COMPILE_TEST
+	depends on PCI
+	depends on HID
+
+config AMD_SFH_HID
+	tristate "AMD Sensor Fusion Hub"
+	help
+	  If you say yes to this option, support will be included for the
+	  AMD Sensor Fusion Hub.
+	  This driver will enable sensors functionality on AMD platforms
+	  starting from 17h family of RYZEN parts.
+
+	  This driver can also be built as a module. If so, the module will
+	  be called amd-sfh.
+	  Say Y or M here if you want to support AMD SFH. If unsure, say N.
+endmenu
diff -Naur linux-5.10.2/drivers/hid/amd-sfh-hid/Makefile linux-5.10.2-amd/drivers/hid/amd-sfh-hid/Makefile
--- linux-5.10.2/drivers/hid/amd-sfh-hid/Makefile	1970-01-01 01:00:00.000000000 +0100
+++ linux-5.10.2-amd/drivers/hid/amd-sfh-hid/Makefile	2020-12-25 14:25:44.298391979 +0100
@@ -0,0 +1,13 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+#
+# Makefile - AMD SFH HID drivers
+# Copyright (c) 2019-2020, Advanced Micro Devices, Inc.
+#
+#
+obj-$(CONFIG_AMD_SFH_HID) += amd_sfh.o
+amd_sfh-objs := amd_sfh_hid.o
+amd_sfh-objs += amd_sfh_client.o
+amd_sfh-objs += amd_sfh_pcie.o
+amd_sfh-objs += hid_descriptor/amd_sfh_hid_desc.o
+
+ccflags-y += -I $(srctree)/$(src)/
diff -Naur linux-5.10.2/drivers/hid/Kconfig linux-5.10.2-amd/drivers/hid/Kconfig
--- linux-5.10.2/drivers/hid/Kconfig	2020-12-21 13:30:08.000000000 +0100
+++ linux-5.10.2-amd/drivers/hid/Kconfig	2020-12-25 14:27:01.284205047 +0100
@@ -1183,4 +1183,6 @@
 
 source "drivers/hid/intel-ish-hid/Kconfig"
 
+source "drivers/hid/amd-sfh-hid/Kconfig"
+
 endmenu
diff -Naur linux-5.10.2/drivers/hid/Makefile linux-5.10.2-amd/drivers/hid/Makefile
--- linux-5.10.2/drivers/hid/Makefile	2020-12-21 13:30:08.000000000 +0100
+++ linux-5.10.2-amd/drivers/hid/Makefile	2020-12-25 15:14:25.713530171 +0100
@@ -142,3 +142,4 @@
 
 obj-$(CONFIG_INTEL_ISH_HID)	+= intel-ish-hid/
 obj-$(INTEL_ISH_FIRMWARE_DOWNLOADER)	+= intel-ish-hid/
+obj-$(CONFIG_AMD_SFH_HID)	+= amd-sfh-hid/