sound: Remove unused register_sound_midi() and co

These helpers are no longer used after the removal of the legacy OSS
drivers.  Let's clean up.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2018-01-11 17:05:23 +01:00
commit 4d885f2d3b
2 changed files with 0 additions and 37 deletions