From: Perry Yuan <Perry.Yuan@dell.com> To: oder_chiou@realtek.com, perex@perex.cz, tiwai@suse.com, hdegoede@redhat.com, mgross@linux.intel.com Cc: lgirdwood@gmail.com, broonie@kernel.org, alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, platform-driver-x86@vger.kernel.org, Perry.Yuan@dell.com, Mario.Limonciello@dell.com Subject: [PATCH v3 2/3] x86/platform/dell-privacy-wmi: add document for dell privacy driver Date: Wed, 13 Jan 2021 01:17:55 +0800 [thread overview] Message-ID: <20210112171755.14408-1-Perry_Yuan@Dell.com> (raw) From: Perry Yuan <perry_yuan@dell.com> Describe the Dell Privacy feature capabilities and devices state class exposed by BIOS Signed-off-by: Perry Yuan <perry_yuan@dell.com> --- .../testing/sysfs-platform-dell-privacy-wmi | 31 +++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-platform-dell-privacy-wmi diff --git a/Documentation/ABI/testing/sysfs-platform-dell-privacy-wmi b/Documentation/ABI/testing/sysfs-platform-dell-privacy-wmi new file mode 100644 index 000000000000..3dbc2d25b60e --- /dev/null +++ b/Documentation/ABI/testing/sysfs-platform-dell-privacy-wmi @@ -0,0 +1,31 @@ +What: /sys/bus/wmi/devices/6932965F-1671-4CEB-B988-D3AB0A901919/devices_supported +Date: Jan 2021 +KernelVersion: 5.11 +Contact: "perry_yuan@dell.com>" +Description: + Display which dell hardware level privacy devices are supported + “Dell Privacy” is a set of HW, FW, and SW features to enhance + Dell’s commitment to platform privacy for MIC, Camera, and + ePrivacy screens. + The supported privacy haredware privacy devices are: + * 0x0 - None, + * 0x1 - Microphone, + * 0x2 - Camera, + * 0x4 - ePrivacy Screen + +What: /sys/bus/wmi/devices/6932965F-1671-4CEB-B988-D3AB0A901919/current_state +Date: Jan 2021 +KernelVersion: 5.11 +Contact: "perry_yuan@dell.com>" +Description: + Allow user space to check current dell privacy device state. + Describes the Device State class exposed by BIOS which can be + consumed by various applications interested in knowing the Privacy + feature capabilities + There are three Bits for available states: + * 0 -> Off + * 1 -> On + * Bit0 -> Microphone + * Bit1 -> Camera + * Bit2 -> ePrivacyScreen + -- 2.25.1
WARNING: multiple messages have this Message-ID (diff)
From: Perry Yuan <Perry.Yuan@dell.com> To: oder_chiou@realtek.com, perex@perex.cz, tiwai@suse.com, hdegoede@redhat.com, mgross@linux.intel.com Cc: alsa-devel@alsa-project.org, Mario.Limonciello@dell.com, linux-kernel@vger.kernel.org, Perry.Yuan@dell.com, lgirdwood@gmail.com, platform-driver-x86@vger.kernel.org, broonie@kernel.org Subject: [PATCH v3 2/3] x86/platform/dell-privacy-wmi: add document for dell privacy driver Date: Wed, 13 Jan 2021 01:17:55 +0800 [thread overview] Message-ID: <20210112171755.14408-1-Perry_Yuan@Dell.com> (raw) From: Perry Yuan <perry_yuan@dell.com> Describe the Dell Privacy feature capabilities and devices state class exposed by BIOS Signed-off-by: Perry Yuan <perry_yuan@dell.com> --- .../testing/sysfs-platform-dell-privacy-wmi | 31 +++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-platform-dell-privacy-wmi diff --git a/Documentation/ABI/testing/sysfs-platform-dell-privacy-wmi b/Documentation/ABI/testing/sysfs-platform-dell-privacy-wmi new file mode 100644 index 000000000000..3dbc2d25b60e --- /dev/null +++ b/Documentation/ABI/testing/sysfs-platform-dell-privacy-wmi @@ -0,0 +1,31 @@ +What: /sys/bus/wmi/devices/6932965F-1671-4CEB-B988-D3AB0A901919/devices_supported +Date: Jan 2021 +KernelVersion: 5.11 +Contact: "perry_yuan@dell.com>" +Description: + Display which dell hardware level privacy devices are supported + “Dell Privacy” is a set of HW, FW, and SW features to enhance + Dell’s commitment to platform privacy for MIC, Camera, and + ePrivacy screens. + The supported privacy haredware privacy devices are: + * 0x0 - None, + * 0x1 - Microphone, + * 0x2 - Camera, + * 0x4 - ePrivacy Screen + +What: /sys/bus/wmi/devices/6932965F-1671-4CEB-B988-D3AB0A901919/current_state +Date: Jan 2021 +KernelVersion: 5.11 +Contact: "perry_yuan@dell.com>" +Description: + Allow user space to check current dell privacy device state. + Describes the Device State class exposed by BIOS which can be + consumed by various applications interested in knowing the Privacy + feature capabilities + There are three Bits for available states: + * 0 -> Off + * 1 -> On + * Bit0 -> Microphone + * Bit1 -> Camera + * Bit2 -> ePrivacyScreen + -- 2.25.1
next reply other threads:[~2021-01-12 17:19 UTC|newest] Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-01-12 17:17 Perry Yuan [this message] 2021-01-12 17:17 ` [PATCH v3 2/3] x86/platform/dell-privacy-wmi: add document for dell privacy driver Perry Yuan 2021-01-12 17:54 ` Limonciello, Mario 2021-01-12 17:54 ` Limonciello, Mario 2021-01-16 16:18 ` Perry Yuan 2021-01-16 16:18 ` Perry Yuan 2021-02-14 7:38 ` Perry Yuan 2021-02-14 7:38 ` Perry Yuan
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