rodomonte@rod:~$ ll /etc/modprobe.d/
total 40
drwxr-xr-x   2 root root  4096 Apr 21 22:03 ./
drwxr-xr-x 151 root root 12288 Apr 25 16:15 ../
-rw-r--r--   1 root root    18 Apr 21 22:03 50-8188eu.conf
-rw-r--r--   1 root root    43 Apr 20 22:33 backports.conf
-rw-r--r--   1 root root   127 Jan  9 06:08 dkms.conf
-rw-r--r--   1 root root   390 Jan  5 00:42 fbdev-blacklist.conf
-rw-r--r--   1 root root    51 Jul 13  2015 modesetting.conf
lrwxrwxrwx   1 root root    53 Apr 19 22:43 nvidia-blacklists-nouveau.conf -> /etc/alternatives/glx--nvidia-blacklists-nouveau.conf
lrwxrwxrwx   1 root root    46 Apr 19 22:43 nvidia.conf -> /etc/alternatives/nvidia--nvidia-modprobe.conf
-rw-r--r--   1 root root   259 Dec  2  2014 nvidia-kernel-common.conf