With the 10 patches on 5.15.0-25-generic kernel, this issue is fixed. 6306d8dbfae6abbc049cb92fc7cf2acbcd983f8d Tue Oct 5 22:23:22 2021 +0200 - Hans de Goede: drm/i915: Add privacy-screen support (v3) 94b541f53db1ec6b99fc2186b084177cf6e18824 Tue Oct 5 22:23:21 2021 +0200 - Hans de Goede: drm/i915: Add intel_modeset_probe_defer() helper
f809891ee51b706e1a2a42998d8766c120660796 Tue Oct 5 22:23:20 2021 +0200 - Hans de Goede: platform/x86: thinkpad_acpi: Register a privacy-screen device e8b7eb66738f559da1688ef3e4038180d7343547 Tue Oct 5 22:23:19 2021 +0200 - Hans de Goede: platform/x86: thinkpad_acpi: Get privacy-screen / lcdshadow ACPI handles only once 1b8101d51873d4644f0ff15f6eac46614542a76b Tue Oct 5 22:23:18 2021 +0200 - Hans de Goede: platform/x86: thinkpad_acpi: Add hotkey_notify_extended_hotkey() helper 334f74ee85dc26a50c1a2b0da82517595191f92f Tue Oct 5 22:23:17 2021 +0200 - Hans de Goede: drm/connector: Add a drm_connector privacy-screen helper functions (v2) 8a12b170558aabb31cc98fda0da6a56b518cadaa Tue Oct 5 22:23:16 2021 +0200 - Hans de Goede: drm/privacy-screen: Add notifier support (v2) befe5404a00b3b1547c944738df4a9229909bdc9 Tue Oct 5 22:23:15 2021 +0200 - Hans de Goede: drm/privacy-screen: Add X86 specific arch init code 0002 a1a98689301b9af0313e4c1ba44558e8b67ff76e Tue Oct 5 22:23:14 2021 +0200 - Hans de Goede: drm: Add privacy-screen class (v4) 0001 107fe904302092c683cf5462b4af3cb3cfa40998 Tue Oct 5 22:23:13 2021 +0200 - Rajat Jain: drm/connector: Add support for privacy-screen properties (v4) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1966061 Title: thinkpad_acpi: Support privacy-screen Status in OEM Priority Project: New Status in linux package in Ubuntu: Confirmed Bug description: On 5.15.0-23-generic, the lcdshadow is not synced. $ cat /proc/acpi/ibm/lcdshadow status: 0 commands: 0, 1 And after press the Fn + D, the screen display angle changed, but the content of /proc/acpi/ibm/lcdshadow d0 not change. To manage notifications about this bug go to: https://bugs.launchpad.net/oem-priority/+bug/1966061/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
