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)
Here's the lshal output from my T510 without backlight controls force-enabled in xorg.conf:
udi = '/org/freedeskt op/Hal/ devices/ computer_ backlight' addon-generic- backlight' } (string list) op.Hal. Device. LaptopPanel' } (string list) op/Hal/ devices/ computer' (string) op/Hal/ devices/ computer_ backlight' (string) panel.access_ method = 'general' (string) panel.brightnes s_in_hardware = true (bool) panel.num_ levels = 16 (0x10) (int) hotplug_ type = 2 (0x2) (int) virtual/ backlight/ acpi_video0' (string)
info.addons = {'hald-
info.capabilities = {'laptop_panel'} (string list)
info.category = 'laptop_panel' (string)
info.interfaces = {'org.freedeskt
info.parent = '/org/freedeskt
info.product = 'Generic Backlight Device' (string)
info.subsystem = 'backlight' (string)
info.udi = '/org/freedeskt
laptop_
laptop_
laptop_
linux.
linux.subsystem = 'backlight' (string)
linux.sysfs_path = '/sys/devices/