Symbol: acpi_backlight_apple_gmux
drivers/acpi/video_detect.c
1030
return acpi_backlight_apple_gmux;
drivers/acpi/video_detect.c
56
acpi_backlight_cmdline = acpi_backlight_apple_gmux;
drivers/platform/x86/apple-gmux.c
875
register_bdev = acpi_video_get_backlight_type() == acpi_backlight_apple_gmux;