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55 lines
2.0 KiB
55 lines
2.0 KiB
What: /sys/bus/wmi/devices/6932965F-1671-4CEB-B988-D3AB0A901919/dell_privacy_supported_type |
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Date: Apr 2021 |
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KernelVersion: 5.13 |
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Contact: "[email protected]>" |
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Description: |
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Display which dell hardware level privacy devices are supported |
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“Dell Privacy” is a set of HW, FW, and SW features to enhance |
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Dell’s commitment to platform privacy for MIC, Camera, and |
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ePrivacy screens. |
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The supported hardware privacy devices are: |
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Attributes: |
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Microphone Mute: |
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Identifies the local microphone can be muted by hardware, no applications |
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is available to capture system mic sound |
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Camera Shutter: |
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Identifies camera shutter controlled by hardware, which is a micromechanical |
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shutter assembly that is built onto the camera module to block capturing images |
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from outside the laptop |
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supported: |
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The privacy device is supported by this system |
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unsupported: |
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The privacy device is not supported on this system |
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For example to check which privacy devices are supported: |
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# cat /sys/bus/wmi/drivers/dell-privacy/6932965F-1671-4CEB-B988-D3AB0A901919/dell_privacy_supported_type |
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[Microphone Mute] [supported] |
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[Camera Shutter] [supported] |
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[ePrivacy Screen] [unsupported] |
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What: /sys/bus/wmi/devices/6932965F-1671-4CEB-B988-D3AB0A901919/dell_privacy_current_state |
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Date: Apr 2021 |
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KernelVersion: 5.13 |
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Contact: "[email protected]>" |
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Description: |
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Allow user space to check current dell privacy device state. |
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Describes the Device State class exposed by BIOS which can be |
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consumed by various applications interested in knowing the Privacy |
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feature capabilities |
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Attributes: |
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muted: |
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Identifies the privacy device is turned off and cannot send stream to OS applications |
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unmuted: |
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Identifies the privacy device is turned on ,audio or camera driver can get |
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stream from mic and camera module to OS applications |
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For example to check all supported current privacy device states: |
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# cat /sys/bus/wmi/drivers/dell-privacy/6932965F-1671-4CEB-B988-D3AB0A901919/dell_privacy_current_state |
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[Microphone] [unmuted] |
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[Camera Shutter] [unmuted]
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