I followed hedgefighter's solution in #28 (which is really just the first part of James Keating's solution in comment #26). The addition of 'i915.modeset=0 nomodeset' to my kernel parameters eliminates the no- backlight-upon-resume problem for me.
system.firmware.release_date = '02/03/2004' (string) system.firmware.vendor = 'IBM' (string) system.firmware.version = '1UET63WW (1.14 )' (string) system.hardware.primary_video.product = 13698 (0x3582) (int) system.hardware.primary_video.vendor = 32902 (0x8086) (int) system.hardware.product = '23718EU' (string) -- pm-suspend with quirks does not restore backlight anymore https://bugs.launchpad.net/bugs/417599 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs