Dell SMBIOS driver

modulename: dell-smbios.ko

configname: CONFIG_DELL_SMBIOS

Linux Kernel Configuration
└─>Device Drivers
└─>X86 Platform Specific Device Drivers
└─>Dell SMBIOS driver
In linux kernel since version 3.10 (release Date: 2013-06-30)  
This provides support for the Dell SMBIOS calling interface.
If you have a Dell computer you should enable this option.

Be sure to select at least one backend for it to work properly.

source code:
drivers/platform/x86/