diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig
index 91e6176cdfbd..9d5cc2454b3e 100644
--- a/drivers/platform/x86/Kconfig
+++ b/drivers/platform/x86/Kconfig
@@ -491,6 +491,23 @@ config DELL_WMI_LED
 	  This adds support for the Latitude 2100 and similar
 	  notebooks that have an external LED.
 
+config DELL_PRIVACY
+	tristate "Dell Hardware Privacy Support"
+	depends on ACPI
+	depends on ACPI_WMI
+	depends on INPUT
+	depends on DELL_LAPTOP
+	depends on LEDS_TRIGGER_AUDIO
+	select DELL_WMI
+	help
+	This driver provides support for the "Dell Hardware Privacy" feature
+	of Dell laptops.
+	Support for a micmute and camera mute privacy will be provided as
+	hardware button Ctrl+F4 and Ctrl+F9 hotkey
+
+	To compile this driver as a module, choose M here: the module will
+	be called dell_privacy.
+
 config AMILO_RFKILL
 	tristate "Fujitsu-Siemens Amilo rfkill support"
 	depends on RFKILL
diff --git a/drivers/platform/x86/Makefile b/drivers/platform/x86/Makefile
index 581475f59819..18c430456de7 100644
--- a/drivers/platform/x86/Makefile
+++ b/drivers/platform/x86/Makefile
@@ -51,7 +51,9 @@ obj-$(CONFIG_DELL_WMI_DESCRIPTOR)	+= dell-wmi-descriptor.o
 obj-$(CONFIG_DELL_WMI_AIO)		+= dell-wmi-aio.o
 obj-$(CONFIG_DELL_WMI_LED)		+= dell-wmi-led.o
 obj-$(CONFIG_DELL_WMI_SYSMAN)		+= dell-wmi-sysman/
-
+obj-$(CONFIG_DELL_PRIVACY)              += dell-privacy.o
+dell-privacy-objs                       := dell-privacy-wmi.o \
+	                                   dell-privacy-acpi.o
 # Fujitsu
 obj-$(CONFIG_AMILO_RFKILL)	+= amilo-rfkill.o
 obj-$(CONFIG_FUJITSU_LAPTOP)	+= fujitsu-laptop.o
diff --git a/drivers/platform/x86/dell-laptop.c b/drivers/platform/x86/dell-laptop.c
index 70edc5bb3a14..2fea1f34fcf9 100644
--- a/drivers/platform/x86/dell-laptop.c
+++ b/drivers/platform/x86/dell-laptop.c
@@ -30,6 +30,7 @@
 #include <acpi/video.h>
 #include "dell-rbtn.h"
 #include "dell-smbios.h"
+#include "dell-privacy-wmi.h"
 
 struct quirk_entry {
 	bool touchpad_led;
@@ -90,6 +91,7 @@ static struct rfkill *wifi_rfkill;
 static struct rfkill *bluetooth_rfkill;
 static struct rfkill *wwan_rfkill;
 static bool force_rfkill;
+static bool privacy_valid;
 
 module_param(force_rfkill, bool, 0444);
 MODULE_PARM_DESC(force_rfkill, "enable rfkill on non whitelisted models");
@@ -2205,11 +2207,18 @@ static int __init dell_init(void)
 	dell_laptop_register_notifier(&dell_laptop_notifier);
 
 	if (dell_smbios_find_token(GLOBAL_MIC_MUTE_DISABLE) &&
-	    dell_smbios_find_token(GLOBAL_MIC_MUTE_ENABLE)) {
-		micmute_led_cdev.brightness = ledtrig_audio_get(LED_AUDIO_MICMUTE);
-		ret = led_classdev_register(&platform_device->dev, &micmute_led_cdev);
-		if (ret < 0)
-			goto fail_led;
+			dell_smbios_find_token(GLOBAL_MIC_MUTE_ENABLE)) {
+#if IS_ENABLED(CONFIG_DELL_PRIVACY)
+		ret = dell_privacy_valid();
+		if (!ret)
+			privacy_valid = true;
+#endif
+		if (!privacy_valid) {
+			micmute_led_cdev.brightness = ledtrig_audio_get(LED_AUDIO_MICMUTE);
+			ret = led_classdev_register(&platform_device->dev, &micmute_led_cdev);
+			if (ret < 0)
+				goto fail_led;
+		}
 	}
 
 	if (acpi_video_get_backlight_type() != acpi_backlight_vendor)
@@ -2257,7 +2266,8 @@ static int __init dell_init(void)
 fail_get_brightness:
 	backlight_device_unregister(dell_backlight_device);
 fail_backlight:
-	led_classdev_unregister(&micmute_led_cdev);
+	if (!privacy_valid)
+		led_classdev_unregister(&micmute_led_cdev);
 fail_led:
 	dell_cleanup_rfkill();
 fail_rfkill:
@@ -2278,7 +2288,8 @@ static void __exit dell_exit(void)
 		touchpad_led_exit();
 	kbd_led_exit();
 	backlight_device_unregister(dell_backlight_device);
-	led_classdev_unregister(&micmute_led_cdev);
+	if (!privacy_valid)
+		led_classdev_unregister(&micmute_led_cdev);
 	dell_cleanup_rfkill();
 	if (platform_device) {
 		platform_device_unregister(platform_device);
diff --git a/drivers/platform/x86/dell-privacy-acpi.c b/drivers/platform/x86/dell-privacy-acpi.c
new file mode 100644
index 000000000000..df6a86e1345c
--- /dev/null
+++ b/drivers/platform/x86/dell-privacy-acpi.c
@@ -0,0 +1,167 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Dell privacy notification driver
+ *
+ * Copyright (C) 2021 Dell Inc. All Rights Reserved.
+ */
+
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
+#include <linux/acpi.h>
+#include <linux/bits.h>
+#include <linux/device.h>
+#include <linux/fs.h>
+#include <linux/kernel.h>
+#include <linux/leds.h>
+#include <linux/module.h>
+#include <linux/mutex.h>
+#include <linux/platform_device.h>
+#include <linux/string.h>
+#include <linux/sysfs.h>
+#include <linux/slab.h>
+#include <linux/types.h>
+#include <linux/wmi.h>
+
+#include "dell-privacy-wmi.h"
+
+#define PRIVACY_PLATFORM_NAME	"dell-privacy-acpi"
+#define DELL_PRIVACY_GUID	"6932965F-1671-4CEB-B988-D3AB0A901919"
+
+struct privacy_acpi_priv {
+	struct device *dev;
+	struct platform_device *platform_device;
+	struct led_classdev cdev;
+};
+static struct privacy_acpi_priv *privacy_acpi;
+
+static int dell_privacy_micmute_led_set(struct led_classdev *led_cdev,
+		enum led_brightness brightness)
+{
+	struct privacy_acpi_priv *priv = privacy_acpi;
+	acpi_status status;
+	acpi_handle handle;
+	char *acpi_method;
+
+	handle = ec_get_handle();
+	if (!handle)
+		return -EIO;
+	acpi_method = "ECAK";
+	status = acpi_evaluate_object(handle, acpi_method, NULL, NULL);
+	if (ACPI_FAILURE(status)) {
+		dev_err(priv->dev, "Error setting privacy EC ack value: %s\n",
+				acpi_format_exception(status));
+		return -EIO;
+	}
+	return 0;
+}
+
+static int dell_privacy_acpi_remove(struct platform_device *pdev)
+{
+	struct privacy_acpi_priv *priv = dev_get_drvdata(privacy_acpi->dev);
+
+	led_classdev_unregister(&priv->cdev);
+
+	return 0;
+}
+/*
+ * Pressing the mute key activates a time delayed circuit to physically cut
+ * off the mute. The LED is in the same circuit, so it reflects the true
+ * state of the HW mute.  The reason for the EC "ack" is so that software
+ * can first invoke a SW mute before the HW circuit is cut off.  Without SW
+ * cutting this off first does not affect the time delayed muting or status
+ * of the LED but there is a possibility of a "popping" noise.
+ *
+ * If the EC receives the SW ack, the circuit will be activated before the
+ * delay completed.
+ *
+ * Exposing as an LED device allows the codec drivers notification path to
+ * EC ACK to work
+ */
+static int dell_privacy_leds_setup(struct device *dev)
+{
+	struct privacy_acpi_priv *priv = dev_get_drvdata(dev);
+	int ret = 0;
+
+	priv->cdev.name = "dell-privacy::micmute";
+	priv->cdev.max_brightness = 1;
+	priv->cdev.brightness_set_blocking = dell_privacy_micmute_led_set;
+	priv->cdev.default_trigger = "audio-micmute";
+	priv->cdev.brightness = ledtrig_audio_get(LED_AUDIO_MICMUTE);
+	ret = devm_led_classdev_register(dev, &priv->cdev);
+	if (ret < 0)
+		return ret;
+	return 0;
+}
+
+static int dell_privacy_acpi_probe(struct platform_device *pdev)
+{
+	platform_set_drvdata(pdev, privacy_acpi);
+	privacy_acpi->dev = &pdev->dev;
+	privacy_acpi->platform_device = pdev;
+	return 0;
+}
+
+static const struct acpi_device_id privacy_acpi_device_ids[] = {
+	{"PNP0C09", 0},
+	{ },
+};
+MODULE_DEVICE_TABLE(acpi, privacy_acpi_device_ids);
+
+static struct platform_driver dell_privacy_platform_drv = {
+	.driver = {
+		.name = PRIVACY_PLATFORM_NAME,
+		.acpi_match_table = ACPI_PTR(privacy_acpi_device_ids),
+	},
+	.remove = dell_privacy_acpi_remove,
+};
+
+int __init dell_privacy_acpi_init(void)
+{
+	int err;
+	struct platform_device *pdev;
+	int privacy_capable = wmi_has_guid(DELL_PRIVACY_GUID);
+
+	if (!wmi_has_guid(DELL_PRIVACY_GUID))
+		return -ENODEV;
+
+	privacy_acpi = kzalloc(sizeof(*privacy_acpi), GFP_KERNEL);
+	if (!privacy_acpi)
+		return -ENOMEM;
+
+	pdev = platform_device_register_simple(
+			PRIVACY_PLATFORM_NAME, PLATFORM_DEVID_NONE, NULL, 0);
+	if (IS_ERR(pdev)) {
+		err = PTR_ERR(pdev);
+		goto pdev_err;
+	}
+	err = platform_driver_probe(&dell_privacy_platform_drv,
+			dell_privacy_acpi_probe);
+	if (err)
+		goto pdrv_err;
+
+	err = dell_privacy_leds_setup(&pdev->dev);
+	if (err < 0)
+		goto pdrv_err;
+
+	return 0;
+
+pdrv_err:
+	platform_device_unregister(pdev);
+pdev_err:
+	kfree(privacy_acpi);
+	return err;
+}
+
+void __exit dell_privacy_acpi_exit(void)
+{
+	struct platform_device *pdev = to_platform_device(privacy_acpi->dev);
+
+	platform_device_unregister(pdev);
+	platform_driver_unregister(&dell_privacy_platform_drv);
+	kfree(privacy_acpi);
+}
+
+MODULE_AUTHOR("Perry Yuan <perry_yuan@dell.com>");
+MODULE_DESCRIPTION("DELL Privacy ACPI Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/platform/x86/dell-privacy-wmi.c b/drivers/platform/x86/dell-privacy-wmi.c
new file mode 100644
index 000000000000..432a3f4ed226
--- /dev/null
+++ b/drivers/platform/x86/dell-privacy-wmi.c
@@ -0,0 +1,320 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Dell privacy notification driver
+ *
+ * Copyright (C) 2021 Dell Inc. All Rights Reserved.
+ */
+
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
+#include <linux/acpi.h>
+#include <linux/input.h>
+#include <linux/input/sparse-keymap.h>
+#include <linux/list.h>
+#include <linux/module.h>
+#include <linux/wmi.h>
+#include "dell-privacy-wmi.h"
+
+#define DELL_PRIVACY_GUID "6932965F-1671-4CEB-B988-D3AB0A901919"
+#define MICROPHONE_STATUS		    BIT(0)
+#define CAMERA_STATUS		        BIT(1)
+#define PRIVACY_SCREEN_STATUS		BIT(2)
+
+static int privacy_valid = -EPROBE_DEFER;
+static LIST_HEAD(wmi_list);
+static DEFINE_MUTEX(list_mutex);
+
+struct privacy_wmi_data {
+	struct input_dev *input_dev;
+	struct wmi_device *wdev;
+	struct list_head list;
+	u32 features_present;
+	u32 last_status;
+};
+
+/*
+ * Keymap for WMI privacy events of type 0x0012
+ */
+static const struct key_entry dell_wmi_keymap_type_0012[] = {
+	/* privacy mic mute */
+	{ KE_KEY, 0x0001, { KEY_MICMUTE } },
+	/* privacy camera mute */
+	{ KE_SW,  0x0002, { SW_CAMERA_LENS_COVER } },
+	{ KE_END, 0},
+};
+
+int dell_privacy_valid(void)
+{
+	int ret;
+
+	ret = wmi_has_guid(DELL_PRIVACY_GUID);
+	if (!ret)
+		return -ENODEV;
+	ret = privacy_valid;
+	return ret;
+}
+EXPORT_SYMBOL_GPL(dell_privacy_valid);
+
+void dell_privacy_process_event(int type, int code, int status)
+{
+	struct privacy_wmi_data *priv;
+	const struct key_entry *key;
+
+	mutex_lock(&list_mutex);
+	priv = list_first_entry_or_null(&wmi_list,
+			struct privacy_wmi_data,
+			list);
+	if (!priv) {
+		pr_err("dell privacy priv is NULL\n");
+		goto error;
+	}
+	key = sparse_keymap_entry_from_scancode(priv->input_dev, (type << 16)|code);
+	if (!key) {
+		dev_dbg(&priv->wdev->dev, "Unknown key with type 0x%04x and code 0x%04x pressed\n",
+				type, code);
+		goto error;
+	}
+	switch (code) {
+	case DELL_PRIVACY_TYPE_AUDIO: /* Mic mute */
+		priv->last_status = status;
+		sparse_keymap_report_entry(priv->input_dev, key, 1, true);
+		break;
+	case DELL_PRIVACY_TYPE_CAMERA: /* Camera mute */
+		priv->last_status = status;
+		sparse_keymap_report_entry(priv->input_dev, key, 1, true);
+		break;
+	default:
+			dev_dbg(&priv->wdev->dev, "unknown event type 0x%04x 0x%04x",
+					type, code);
+	}
+error:
+	mutex_unlock(&list_mutex);
+}
+EXPORT_SYMBOL_GPL(dell_privacy_process_event);
+
+static ssize_t devices_supported_show(struct device *dev,
+		struct device_attribute *attr,
+		char *buf)
+{
+	struct privacy_wmi_data *priv = dev_get_drvdata(dev);
+
+	return sysfs_emit(buf, "%x\n", priv->features_present);
+}
+
+static ssize_t current_state_show(struct device *dev,
+		struct device_attribute *attr,
+		char *buf)
+{
+	struct privacy_wmi_data *priv = dev_get_drvdata(dev);
+
+	return sysfs_emit(buf, "%x\n", priv->last_status);
+}
+
+static DEVICE_ATTR_RO(devices_supported);
+static DEVICE_ATTR_RO(current_state);
+
+static struct attribute *privacy_attributes[] = {
+	&dev_attr_devices_supported.attr,
+	&dev_attr_current_state.attr,
+	NULL,
+};
+
+static const struct attribute_group privacy_attribute_group = {
+	.attrs = privacy_attributes
+};
+
+/*
+ * Describes the Device State class exposed by BIOS which can be consumed by
+ * various applications interested in knowing the Privacy feature capabilities.
+ * class DeviceState
+ * {
+ *  [key, read] string InstanceName;
+ *  [read] boolean ReadOnly;
+ *  [WmiDataId(1), read] uint32 DevicesSupported;
+ *   0 – None, 0x1 – Microphone, 0x2 – Camera, 0x4 -ePrivacy  Screen
+ *  [WmiDataId(2), read] uint32 CurrentState;
+ *   0:Off; 1:On. Bit0 – Microphone, Bit1 – Camera, Bit2 - ePrivacyScreen
+ * };
+ */
+
+static int get_current_status(struct wmi_device *wdev)
+{
+	struct privacy_wmi_data *priv = dev_get_drvdata(&wdev->dev);
+	union acpi_object *obj_present;
+	u32 *buffer;
+	int ret = 0;
+
+	if (!priv) {
+		pr_err("dell privacy priv is NULL\n");
+		return -EINVAL;
+	}
+	/* check privacy support features and device states */
+	obj_present = wmidev_block_query(wdev, 0);
+	if (!obj_present) {
+		dev_err(&wdev->dev, "failed to read Binary MOF\n");
+		ret = -EIO;
+		privacy_valid = ret;
+		return ret;
+	}
+
+	if (obj_present->type != ACPI_TYPE_BUFFER) {
+		dev_err(&wdev->dev, "Binary MOF is not a buffer!\n");
+		ret = -EIO;
+		privacy_valid = ret;
+		goto obj_free;
+	}
+	/*  Although it's not technically a failure, this would lead to
+	 *  unexpected behavior
+	 */
+	if (obj_present->buffer.length != 8) {
+		dev_err(&wdev->dev, "Dell privacy buffer has unexpected length (%d)!\n",
+				obj_present->buffer.length);
+		ret = -EINVAL;
+		privacy_valid = ret;
+		goto obj_free;
+	}
+	buffer = (u32 *)obj_present->buffer.pointer;
+	priv->features_present = buffer[0];
+	priv->last_status = buffer[1];
+	privacy_valid = 0;
+
+obj_free:
+	kfree(obj_present);
+	return ret;
+}
+
+static int dell_privacy_wmi_probe(struct wmi_device *wdev, const void *context)
+{
+	struct privacy_wmi_data *priv;
+	struct key_entry *keymap;
+	int ret, i, pos = 0;
+
+	priv = devm_kzalloc(&wdev->dev, sizeof(*priv), GFP_KERNEL);
+	if (!priv)
+		return -ENOMEM;
+
+	dev_set_drvdata(&wdev->dev, priv);
+	priv->wdev = wdev;
+	/* create evdev passing interface */
+	priv->input_dev = devm_input_allocate_device(&wdev->dev);
+	if (!priv->input_dev)
+		return -ENOMEM;
+	/* remap the wmi keymap event to new keymap */
+	keymap = kcalloc(ARRAY_SIZE(dell_wmi_keymap_type_0012) +
+			1,
+			sizeof(struct key_entry), GFP_KERNEL);
+	if (!keymap) {
+		ret = -ENOMEM;
+		goto err_free_dev;
+	}
+	/* remap the keymap code with Dell privacy key type 0x12 as prefix
+	 * KEY_MICMUTE scancode will be reported as 0x120001
+	 */
+	for (i = 0; i < ARRAY_SIZE(dell_wmi_keymap_type_0012); i++) {
+		keymap[pos] = dell_wmi_keymap_type_0012[i];
+		keymap[pos].code |= (0x0012 << 16);
+		pos++;
+	}
+	ret = sparse_keymap_setup(priv->input_dev, keymap, NULL);
+	if (ret)
+		return ret;
+	priv->input_dev->dev.parent = &wdev->dev;
+	priv->input_dev->name = "Dell Privacy Driver";
+	priv->input_dev->id.bustype = BUS_HOST;
+	if (input_register_device(priv->input_dev)) {
+		pr_debug("input_register_device failed to register!\n");
+		goto err_free_keymap;
+	}
+	mutex_lock(&list_mutex);
+	list_add_tail(&priv->list, &wmi_list);
+	mutex_unlock(&list_mutex);
+	if (get_current_status(priv->wdev))
+		goto err_free_input;
+	ret = devm_device_add_group(&wdev->dev, &privacy_attribute_group);
+	if (ret)
+		goto err_free_input;
+	kfree(keymap);
+	return 0;
+
+err_free_input:
+	input_unregister_device(priv->input_dev);
+err_free_keymap:
+	privacy_valid = -ENODEV;
+	kfree(keymap);
+err_free_dev:
+	input_free_device(priv->input_dev);
+	return ret;
+}
+
+static int dell_privacy_wmi_remove(struct wmi_device *wdev)
+{
+	struct privacy_wmi_data *priv = dev_get_drvdata(&wdev->dev);
+
+	mutex_lock(&list_mutex);
+	list_del(&priv->list);
+	mutex_unlock(&list_mutex);
+	privacy_valid = -ENODEV;
+	input_unregister_device(priv->input_dev);
+
+	return 0;
+}
+
+static const struct wmi_device_id dell_wmi_privacy_wmi_id_table[] = {
+	{ .guid_string = DELL_PRIVACY_GUID },
+	{ },
+};
+
+static struct wmi_driver dell_privacy_wmi_driver = {
+	.driver = {
+		.name = "dell-privacy",
+	},
+	.probe = dell_privacy_wmi_probe,
+	.remove = dell_privacy_wmi_remove,
+	.id_table = dell_wmi_privacy_wmi_id_table,
+};
+
+static int __init init_dell_privacy(void)
+{
+	int ret;
+
+	ret = wmi_has_guid(DELL_PRIVACY_GUID);
+	if (!ret)
+		return -ENODEV;
+
+	ret = wmi_driver_register(&dell_privacy_wmi_driver);
+	if (ret) {
+		pr_err("failed to initialize privacy wmi driver: %d\n", ret);
+		return ret;
+	}
+
+	ret = dell_privacy_acpi_init();
+	if (ret) {
+		pr_err("failed to initialize privacy acpi driver: %d\n", ret);
+		goto err_init;
+	}
+
+	return 0;
+
+err_init:
+	wmi_driver_unregister(&dell_privacy_wmi_driver);
+	return ret;
+}
+
+static void dell_privacy_wmi_exit(void)
+{
+	wmi_driver_unregister(&dell_privacy_wmi_driver);
+}
+
+static void __exit exit_dell_privacy(void)
+{
+	dell_privacy_wmi_exit();
+	dell_privacy_acpi_exit();
+}
+
+module_init(init_dell_privacy);
+module_exit(exit_dell_privacy);
+
+MODULE_DEVICE_TABLE(wmi, dell_wmi_privacy_wmi_id_table);
+MODULE_AUTHOR("Perry Yuan <perry_yuan@dell.com>");
+MODULE_DESCRIPTION("Dell Privacy WMI Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/platform/x86/dell-privacy-wmi.h b/drivers/platform/x86/dell-privacy-wmi.h
new file mode 100644
index 000000000000..9fa01d084f7d
--- /dev/null
+++ b/drivers/platform/x86/dell-privacy-wmi.h
@@ -0,0 +1,33 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Dell privacy notification driver
+ *
+ * Copyright (C) 2021 Dell Inc. All Rights Reserved.
+ */
+
+#ifndef _DELL_PRIVACY_WMI_H_
+#define _DELL_PRIVACY_WMI_H_
+
+#if IS_ENABLED(CONFIG_DELL_PRIVACY)
+int  dell_privacy_valid(void);
+void dell_privacy_process_event(int type, int code, int status);
+#else /* CONFIG_DELL_PRIVACY */
+static inline int dell_privacy_valid(void)
+{
+	return  -ENODEV;
+}
+
+static inline void dell_privacy_process_event(int type, int code, int status)
+{}
+#endif /* CONFIG_DELL_PRIVACY */
+
+int  dell_privacy_acpi_init(void);
+void dell_privacy_acpi_exit(void);
+
+/* DELL Privacy Type */
+enum {
+	DELL_PRIVACY_TYPE_UNKNOWN = 0x0,
+	DELL_PRIVACY_TYPE_AUDIO,
+	DELL_PRIVACY_TYPE_CAMERA,
+};
+#endif
diff --git a/drivers/platform/x86/dell-wmi.c b/drivers/platform/x86/dell-wmi.c
index bbdb3e860892..93f478edf5d1 100644
--- a/drivers/platform/x86/dell-wmi.c
+++ b/drivers/platform/x86/dell-wmi.c
@@ -13,20 +13,22 @@
 
 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
 
-#include <linux/kernel.h>
-#include <linux/module.h>
+#include <linux/acpi.h>
+#include <linux/dmi.h>
 #include <linux/init.h>
-#include <linux/slab.h>
-#include <linux/types.h>
 #include <linux/input.h>
 #include <linux/input/sparse-keymap.h>
-#include <linux/acpi.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/slab.h>
 #include <linux/string.h>
-#include <linux/dmi.h>
+#include <linux/types.h>
 #include <linux/wmi.h>
 #include <acpi/video.h>
+
 #include "dell-smbios.h"
 #include "dell-wmi-descriptor.h"
+#include "dell-privacy-wmi.h"
 
 MODULE_AUTHOR("Matthew Garrett <mjg@redhat.com>");
 MODULE_AUTHOR("Pali Rohár <pali@kernel.org>");
@@ -381,6 +383,7 @@ static void dell_wmi_notify(struct wmi_device *wdev,
 	u16 *buffer_entry, *buffer_end;
 	acpi_size buffer_size;
 	int len, i;
+	int err;
 
 	if (obj->type != ACPI_TYPE_BUFFER) {
 		pr_warn("bad response type %x\n", obj->type);
@@ -427,10 +430,9 @@ static void dell_wmi_notify(struct wmi_device *wdev,
 
 		switch (buffer_entry[1]) {
 		case 0x0000: /* One key pressed or event occurred */
-		case 0x0012: /* Event with extended data occurred */
 			if (len > 2)
 				dell_wmi_process_key(wdev, buffer_entry[1],
-						     buffer_entry[2]);
+						buffer_entry[2]);
 			/* Extended data is currently ignored */
 			break;
 		case 0x0010: /* Sequence of keys pressed */
@@ -439,6 +441,25 @@ static void dell_wmi_notify(struct wmi_device *wdev,
 				dell_wmi_process_key(wdev, buffer_entry[1],
 						     buffer_entry[i]);
 			break;
+		case 0x0012:
+#if IS_ENABLED(CONFIG_DELL_PRIVACY)
+			err = dell_privacy_valid();
+			if (err == 0) {
+				dell_privacy_process_event(buffer_entry[1],
+						buffer_entry[3], buffer_entry[4]);
+			} else {
+				if (len > 2)
+					dell_wmi_process_key(wdev, buffer_entry[1],
+							buffer_entry[2]);
+				/* Extended data is currently ignored */
+			}
+#else
+			if (len > 2)
+				dell_wmi_process_key(wdev, buffer_entry[1],
+						buffer_entry[2]);
+			/* Extended data is currently ignored */
+#endif
+			break;
 		default: /* Unknown event */
 			pr_info("Unknown WMI event type 0x%x\n",
 				(int)buffer_entry[1]);
