Well,
nvidia-smi but nouveau is the driver →
About “update”
the system take “only” nvidia-dkms.
Use pacman to install nvidia-open-dkms
reason → Device-2: NVIDIA GA102 [GeForce RTX 3090]
pacman -S nvidia-open-dkms
if you have then the same problem →
try
my mind about
enabling the service suspend etc about console, pls without option --now
or
use Garuda Settingsmanager → Hardware Configuration