(EXPERIMENTAL) Enable SVM (Shared Virtual Memory) support

configname: CONFIG_DRM_NOUVEAU_SVM

Linux Kernel Configuration
└─>Device Drivers
└─>Graphics support
└─>(EXPERIMENTAL) Enable SVM (Shared Virtual Memory) support
In linux kernel since version 4.14.326 (release Date: 2023-09-23)  
Say Y here if you want to enable experimental support for
Shared Virtual Memory (SVM).