/lsmod

pi@raspberrypi:~ $ lsmod
Module                  Size  Used by
bnep                   11949  2
hci_uart               21190  1
btbcm                   7885  1 hci_uart
bluetooth             374820  22 hci_uart,bnep,btbcm
brcmfmac              213463  0
snd_bcm2835            23131  0
brcmutil                9063  1 brcmfmac
snd_pcm                97825  1 snd_bcm2835
cfg80211              525742  1 brcmfmac
snd_timer              22706  1 snd_pcm
rfkill                 21373  4 bluetooth,cfg80211
snd                    68784  3 snd_timer,snd_bcm2835,snd_pcm
bcm2835_gpiomem         3791  0
uio_pdrv_genirq         3718  0
uio                    10166  1 uio_pdrv_genirq
fixed                   3029  0
usb_f_ecm               7416  1
g_ether                 5037  0
usb_f_rndis            16959  2 g_ether
u_ether                13511  3 usb_f_ecm,g_ether,usb_f_rndis
libcomposite           49619  3 usb_f_ecm,g_ether,usb_f_rndis
dwc2                  122113  0
udc_core               40356  5 usb_f_ecm,dwc2,u_ether,usb_f_rndis,libcomposite
ipv6                  384468  28