1diff --git a/arch/arm64/kernel/vmlinux.lds.S b/arch/arm64/kernel/vmlinux.lds.S
2index 30c102978..1d8b8de34 100644
3--- a/arch/arm64/kernel/vmlinux.lds.S
4+++ b/arch/arm64/kernel/vmlinux.lds.S
5@@ -201,6 +201,15 @@ SECTIONS
6 		INIT_RAM_FS
7 		*(.init.rodata.* .init.bss)	/* from the EFI stub */
8 	}
9+
10+#ifdef CONFIG_DRIVERS_HDF
11+	.init.hdf_table : {
12+		_hdf_drivers_start = .;
13+		*(.hdf.driver)
14+		_hdf_drivers_end = .;
15+	}
16+#endif
17+
18 	.exit.data : {
19 		EXIT_DATA
20 	}
21diff --git a/drivers/Kconfig b/drivers/Kconfig
22index dcecc9f6e..8eddfc2cd 100644
23--- a/drivers/Kconfig
24+++ b/drivers/Kconfig
25@@ -234,5 +234,7 @@ source "drivers/interconnect/Kconfig"
26 
27 source "drivers/counter/Kconfig"
28 
29+source "drivers/hdf/khdf/Kconfig"
30+
31 source "drivers/most/Kconfig"
32 endmenu
33diff --git a/drivers/Makefile b/drivers/Makefile
34index 576228037..025b92b1f 100644
35--- a/drivers/Makefile
36+++ b/drivers/Makefile
37@@ -188,4 +188,5 @@ obj-$(CONFIG_SIOX)		+= siox/
38 obj-$(CONFIG_GNSS)		+= gnss/
39 obj-$(CONFIG_INTERCONNECT)	+= interconnect/
40 obj-$(CONFIG_COUNTER)		+= counter/
41+obj-$(CONFIG_DRIVERS_HDF)	+= hdf/
42 obj-$(CONFIG_MOST)		+= most/
43diff --git a/drivers/hdf/Makefile b/drivers/hdf/Makefile
44new file mode 100644
45index 000000000..5c5e1911c
46--- /dev/null
47+++ b/drivers/hdf/Makefile
48@@ -0,0 +1,2 @@
49+export PROJECT_ROOT := ../../../../../
50+obj-$(CONFIG_DRIVERS_HDF) += khdf/
51-- 
522.25.1
53diff --git a/drivers/hid/Makefile b/drivers/hid/Makefile
54index 4acb583c9..ddcaf4cdc 100644
55--- a/drivers/hid/Makefile
56+++ b/drivers/hid/Makefile
57@@ -2,6 +2,19 @@
58 #
59 # Makefile for the HID driver
60 #
61+HDF_ROOT_DIR = -I$(srctree)/drivers/hdf
62+ccflags-$(CONFIG_DRIVERS_HDF_INPUT) += $(HDF_ROOT_DIR)/framework/model/input/driver \
63+             $(HDF_ROOT_DIR)/framework/include/core \
64+             $(HDF_ROOT_DIR)/framework/core/common/include/host \
65+             $(HDF_ROOT_DIR)/framework/include/utils \
66+             $(HDF_ROOT_DIR)/framework/include/osal \
67+             $(HDF_ROOT_DIR)/framework/ability/sbuf/include \
68+             $(HDF_ROOT_DIR)/inner_api/utils \
69+             $(HDF_ROOT_DIR)/inner_api/osal/shared \
70+             $(HDF_ROOT_DIR)/inner_api/core \
71+             $(HDF_ROOT_DIR)/inner_api/host/shared \
72+             $(HDF_ROOT_DIR)/khdf/osal/include \
73+             $(HDF_ROOT_DIR)/evdev
74 hid-y			:= hid-core.o hid-input.o hid-quirks.o
75 hid-$(CONFIG_DEBUG_FS)		+= hid-debug.o
76 
77diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
78index 5550c943f..79df97fab 100644
79--- a/drivers/hid/hid-core.c
80+++ b/drivers/hid/hid-core.c
81@@ -33,6 +33,9 @@
82 #include <linux/hid-debug.h>
83 #include <linux/hidraw.h>
84 
85+#if defined(CONFIG_DRIVERS_HDF_INPUT)
86+#include "hdf_hid_adapter.h"
87+#endif
88 #include "hid-ids.h"
89 
90 /*
91@@ -1522,6 +1525,11 @@ static void hid_process_event(struct hid_device *hid, struct hid_field *field,
92 		hidinput_hid_event(hid, field, usage, value);
93 	if (hid->claimed & HID_CLAIMED_HIDDEV && interrupt && hid->hiddev_hid_event)
94 		hid->hiddev_hid_event(hid, field, usage, value);
95+#if defined(CONFIG_DRIVERS_HDF_INPUT)
96+	if (hid->input_dev) {
97+		HidReportEvent(hid->input_dev, usage->type, usage->code, value);
98+	}
99+#endif
100 }
101 
102 /*
103@@ -1928,6 +1936,81 @@ static const struct device_attribute dev_attr_country = {
104 	.show = show_country,
105 };
106 
107+#if defined(CONFIG_DRIVERS_HDF_INPUT)
108+static bool check_mouse(char *name)
109+{
110+	static char *option[]={"Mouse", "mouse", "MOUSE", "Razer"};
111+	for (int i = 0; i < 4; i++) {
112+		if (strstr(name, option[i]))
113+			return true;
114+	}
115+	return false;
116+}
117+static bool check_kbd(char *name)
118+{
119+	static char *option[]={"Keyboard", "keyboard"};
120+	for (int i = 0; i < 2; i++) {
121+		if (strstr(name, option[i]))
122+			return true;
123+	}
124+	return false;
125+}
126+static bool check_rocker(char *name)
127+{
128+	static char *option[]={"Thrustmaster"};
129+	for (int i = 0; i < 1; i++) {
130+		if (strstr(name, option[i]))
131+			return true;
132+	}
133+	return false;
134+}
135+static bool check_encoder(char *name)
136+{
137+	if (strcmp(name, "Wired KeyBoard") == 0) {
138+		return true;
139+	}
140+	return false;
141+}
142+static bool check_trackball(char *name)
143+{
144+	static char *option[]={"Trackball"};
145+	for (int i = 0; i < 1; i++) {
146+		if (strstr(name, option[i]))
147+			return true;
148+	}
149+	return false;
150+}
151+static void notify_connect_event(struct hid_device *hdev)
152+{
153+	bool check;
154+	int type = -1;
155+	HidInfo *dev = (HidInfo *)kmalloc(sizeof(HidInfo), GFP_KERNEL);
156+	if (dev == NULL) {
157+		printk("%s: malloc failed", __func__);
158+		return;
159+	}
160+	type = check_mouse(hdev->name)?HID_TYPE_MOUSE:type;
161+	type = check_kbd(hdev->name)?HID_TYPE_KEYBOARD:type;
162+	type = check_rocker(hdev->name)?HID_TYPE_ROCKER:type;
163+	type = check_encoder(hdev->name)?HID_TYPE_ENCODER:type;
164+	type = check_trackball(hdev->name)?HID_TYPE_TRACKBALL:type;
165+	if ( type < 0) {
166+		kfree(dev);
167+		dev = NULL;
168+		return;
169+	}
170+
171+	dev->devType = type;
172+	dev->devName = hdev->name;
173+	hdev->input_dev = HidRegisterHdfInputDev(dev);
174+	if (hdev->input_dev == NULL) {
175+		printk("%s: RegisterInputDevice failed\n", __func__);
176+	}
177+	kfree(dev);
178+	dev = NULL;
179+}
180+#endif
181+
182 int hid_connect(struct hid_device *hdev, unsigned int connect_mask)
183 {
184 	static const char *types[] = { "Device", "Pointer", "Mouse", "Device",
185@@ -2020,6 +2103,9 @@ int hid_connect(struct hid_device *hdev, unsigned int connect_mask)
186 	hid_info(hdev, "%s: %s HID v%x.%02x %s [%s] on %s\n",
187 		 buf, bus, hdev->version >> 8, hdev->version & 0xff,
188 		 type, hdev->name, hdev->phys);
189+#if defined(CONFIG_DRIVERS_HDF_INPUT)
190+	notify_connect_event(hdev);
191+#endif
192 
193 	return 0;
194 }
195@@ -2035,6 +2121,10 @@ void hid_disconnect(struct hid_device *hdev)
196 	if (hdev->claimed & HID_CLAIMED_HIDRAW)
197 		hidraw_disconnect(hdev);
198 	hdev->claimed = 0;
199+#if defined(CONFIG_DRIVERS_HDF_INPUT)
200+	if (hdev->input_dev)
201+		HidUnregisterHdfInputDev(hdev->input_dev);
202+#endif
203 }
204 EXPORT_SYMBOL_GPL(hid_disconnect);
205 
206@@ -2119,6 +2209,11 @@ EXPORT_SYMBOL_GPL(hid_hw_open);
207  */
208 void hid_hw_close(struct hid_device *hdev)
209 {
210+#if defined(CONFIG_DRIVERS_HDF_INPUT)
211+	if (hdev->input_dev) {
212+		return;
213+	}
214+#endif
215 	mutex_lock(&hdev->ll_open_lock);
216 	if (!--hdev->ll_open_count)
217 		hdev->ll_driver->close(hdev);
218diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
219index d1ab2dccf..5354f0153 100644
220--- a/drivers/hid/hid-input.c
221+++ b/drivers/hid/hid-input.c
222@@ -20,6 +20,10 @@
223 #include <linux/hid.h>
224 #include <linux/hid-debug.h>
225 
226+#if defined(CONFIG_DRIVERS_HDF_INPUT)
227+#include "hdf_hid_adapter.h"
228+#endif
229+
230 #include "hid-ids.h"
231 
232 #define unk	KEY_UNKNOWN
233@@ -1418,7 +1422,15 @@ void hidinput_report_event(struct hid_device *hid, struct hid_report *report)
234 		return;
235 
236 	list_for_each_entry(hidinput, &hid->inputs, list)
237+#if defined(CONFIG_DRIVERS_HDF_INPUT)
238+	{
239+#endif
240 		input_sync(hidinput->input);
241+#if defined(CONFIG_DRIVERS_HDF_INPUT)
242+		if(hid->input_dev)
243+			HidReportEvent(hid->input_dev, EV_SYN, SYN_REPORT, 0);
244+	}
245+#endif
246 }
247 EXPORT_SYMBOL_GPL(hidinput_report_event);
248 
249@@ -1869,6 +1881,41 @@ static inline void hidinput_configure_usages(struct hid_input *hidinput,
250 						 report->field[i]->usage + j);
251 }
252 
253+#if defined(CONFIG_DRIVERS_HDF_INPUT)
254+static void transfer_info(struct input_dev *dev)
255+{
256+	HidInfo *info = (HidInfo *)kmalloc(sizeof(HidInfo),GFP_KERNEL);
257+	if (info == NULL) {
258+		printk("%s: malloc failed\n",__func__);
259+		return;
260+	}
261+	info->devName = dev->name;
262+	memcpy(info->devProp, dev->propbit, sizeof(unsigned long) * BITS_TO_LONGS(INPUT_PROP_CNT));
263+	memcpy(info->eventType, dev->evbit, sizeof(unsigned long) * BITS_TO_LONGS(EV_CNT));
264+	memcpy(info->keyCode, dev->keybit, sizeof(unsigned long) * BITS_TO_LONGS(KEY_CNT));
265+	memcpy(info->relCode, dev->relbit, sizeof(unsigned long) * BITS_TO_LONGS(REL_CNT));
266+	memcpy(info->absCode, dev->absbit, sizeof(unsigned long) * BITS_TO_LONGS(ABS_CNT));
267+	memcpy(info->miscCode, dev->mscbit, sizeof(unsigned long) * BITS_TO_LONGS(MSC_CNT));
268+	memcpy(info->ledCode, dev->ledbit, sizeof(unsigned long) * BITS_TO_LONGS(LED_CNT));
269+	memcpy(info->soundCode, dev->sndbit, sizeof(unsigned long) * BITS_TO_LONGS(SND_CNT));
270+	memcpy(info->forceCode, dev->ffbit, sizeof(unsigned long) * BITS_TO_LONGS(FF_CNT));
271+	memcpy(info->switchCode, dev->swbit, sizeof(unsigned long) * BITS_TO_LONGS(SW_CNT));
272+	for (int i = 0; i < BITS_TO_LONGS(ABS_CNT); i++) {
273+		if (dev->absbit[i] != 0) {
274+			memcpy(info->axisInfo, dev->absinfo, sizeof(struct input_absinfo) * ABS_CNT);
275+			break;
276+		}
277+	}
278+	info->bustype = dev->id.bustype;
279+	info->vendor = dev->id.vendor;
280+	info->product = dev->id.product;
281+	info->version = dev->id.version;
282+	SendInfoToHdf(info);
283+	kfree(info);
284+	info = NULL;
285+}
286+#endif
287+
288 /*
289  * Register the input device; print a message.
290  * Configure the input layer interface
291@@ -1954,6 +2001,9 @@ int hidinput_connect(struct hid_device *hid, unsigned int force)
292 			continue;
293 		}
294 
295+#if defined(CONFIG_DRIVERS_HDF_INPUT)
296+		transfer_info(hidinput->input);
297+#endif
298 		if (input_register_device(hidinput->input))
299 			goto out_unwind;
300 		hidinput->registered = true;
301diff --git a/drivers/input/mousedev.c b/drivers/input/mousedev.c
302index 505c562a5..67d451beb 100644
303--- a/drivers/input/mousedev.c
304+++ b/drivers/input/mousedev.c
305@@ -869,7 +869,7 @@ static struct mousedev *mousedev_create(struct input_dev *dev,
306 
307 	if (mixdev) {
308 		dev_set_name(&mousedev->dev, "mice");
309-
310+		mousedev->open = 1;
311 		mousedev->open_device = mixdev_open_devices;
312 		mousedev->close_device = mixdev_close_devices;
313 	} else {
314diff --git a/include/linux/hid.h b/include/linux/hid.h
315index 6ed2a97eb..1d1445a23 100644
316--- a/include/linux/hid.h
317+++ b/include/linux/hid.h
318@@ -622,6 +622,7 @@ struct hid_device {							/* device report descriptor */
319 	struct list_head debug_list;
320 	spinlock_t  debug_list_lock;
321 	wait_queue_head_t debug_wait;
322+	void *input_dev;
323 };
324 
325 #define to_hid_device(pdev) \
326