Same, after suspend not turning on. Lenovo 80HE (Yoga 3 Pro generation) Regression in 7.0.0-28 and just released 7.0.0-29 Reverted to 7.0.0-27 and it works.
lspci | grep -iE "vga|3d|display" 00:02.0 VGA compatible controller: Intel Corporation Broadwell-Y GT2 [HD Graphics 5300] (rev 09) journalctl -b -1 -k | grep -n "assert_can_disable_lcpll" kernel: WARNING: drivers/gpu/drm/i915/display/intel_display_power.c:1225 at assert_can_disable_lcpll+0x741/0x760 [i915], CPU#3: kworker/u16:20/10830 kernel: RIP: 0010:assert_can_disable_lcpll+0x747/0x760 [i915] kernel: WARNING: drivers/gpu/drm/i915/display/intel_display_power.c:1232 at assert_can_disable_lcpll+0x5e4/0x760 [i915], CPU#3: kworker/u16:20/10830 RIP: 0010:assert_can_disable_lcpll+0x5ea/0x760 [i915] -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2161359 Title: linux-modules-7.0.0-28-generic breaks backlight control on some laptops To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2161359/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
