ALSA: msnd: Add missing __iomem annotations

The io-mapped buffers used in msnd drivers need __iomem annotations.

This fixes sparse warnings like:
  sound/isa/msnd/msnd_pinnacle.c:172:45: warning: incorrect type in initializer (different address spaces)

Signed-off-by: Takashi Iwai <tiwai@suse.de>
4 files changed