Here's the lshal output from my T510 without backlight controls force- enabled in xorg.conf:
udi = '/org/freedesktop/Hal/devices/computer_backlight' info.addons = {'hald-addon-generic-backlight'} (string list) info.capabilities = {'laptop_panel'} (string list) info.category = 'laptop_panel' (string) info.interfaces = {'org.freedesktop.Hal.Device.LaptopPanel'} (string list) info.parent = '/org/freedesktop/Hal/devices/computer' (string) info.product = 'Generic Backlight Device' (string) info.subsystem = 'backlight' (string) info.udi = '/org/freedesktop/Hal/devices/computer_backlight' (string) laptop_panel.access_method = 'general' (string) laptop_panel.brightness_in_hardware = true (bool) laptop_panel.num_levels = 16 (0x10) (int) linux.hotplug_type = 2 (0x2) (int) linux.subsystem = 'backlight' (string) linux.sysfs_path = '/sys/devices/virtual/backlight/acpi_video0' (string) -- Backlight controls of laptops with NVIDIA NVS and Quadro FX 880M GPUs no longer function while using proprietary drivers https://bugs.launchpad.net/bugs/562005 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