Backlight updated for the np350v.

CONFIG_PCIEASPM_POWERSAVE=y
|
V
CONFIG_PCIEASPM_DEFAULT=y

CONFIG_INTEL_MENLOW=m
CONFIG_ACPI_WMI=m
|
V

CONFIG_INTEL_RST=m
CONFIG_INTEL_SMARTCONNECT=m
|
V

CONFIG_SAMSUNG_LAPTOP=m -> ?