8821cu.conf ----------- blacklist rtw88_8821cu options 8821cu rtw_led_ctrl=1 broadcom-wl.conf ---------------- disable-evbug.conf ------------------ blacklist evbug nobeep.conf ----------- blacklist pcspkr nvidia.conf ----------- options nvidia_drm modeset=1 fbdev=1 snd_pcsp.conf ------------- blacklist snd_pcsp