1 What: /sys/bus/wmi/devices/6932965F-1671-4CEB-B988-D3AB0A901919/dell_privacy_supported_type
4 Contact: "perry.yuan@dell.com>"
6 Display which dell hardware level privacy devices are supported
7 “Dell Privacy” is a set of HW, FW, and SW features to enhance
8 Dell’s commitment to platform privacy for MIC, Camera, and
10 The supported hardware privacy devices are:
13 Identifies the local microphone can be muted by hardware, no applications
14 is available to capture system mic sound
17 Identifies camera shutter controlled by hardware, which is a micromechanical
18 shutter assembly that is built onto the camera module to block capturing images
19 from outside the laptop
22 The privacy device is supported by this system
25 The privacy device is not supported on this system
27 For example to check which privacy devices are supported:
29 # cat /sys/bus/wmi/drivers/dell-privacy/6932965F-1671-4CEB-B988-D3AB0A901919/dell_privacy_supported_type
30 [Microphone Mute] [supported]
31 [Camera Shutter] [supported]
32 [ePrivacy Screen] [unsupported]
34 What: /sys/bus/wmi/devices/6932965F-1671-4CEB-B988-D3AB0A901919/dell_privacy_current_state
37 Contact: "perry.yuan@dell.com>"
39 Allow user space to check current dell privacy device state.
40 Describes the Device State class exposed by BIOS which can be
41 consumed by various applications interested in knowing the Privacy
45 Identifies the privacy device is turned off and cannot send stream to OS applications
48 Identifies the privacy device is turned on ,audio or camera driver can get
49 stream from mic and camera module to OS applications
51 For example to check all supported current privacy device states:
53 # cat /sys/bus/wmi/drivers/dell-privacy/6932965F-1671-4CEB-B988-D3AB0A901919/dell_privacy_current_state
54 [Microphone] [unmuted]
55 [Camera Shutter] [unmuted]