GNU/Linux MX Installing Radeon RX 7700/7800 XT Driver Guide
How to Install AMD Radeon RX 7700/7800 XT Graphics Driver on MX GNU/Linux 64-bit Desktop – Step by step Tutorial.
And the Radeon RX 7700/7800 XT MX Linux Driver Support is the AMDGPU Software.
Moreover, the AMDGPU Driver supports all AMD Radeon GPUs based on the Graphics Core Next (GCN), Radeon DNA (RDNA), and Compute DNA (CDNA) architectures – Step by step Tutorial.

AMDGPU MX Linux Installation Guide