EMU10K1/EMU10K2 driver
This patch adds a 'voices' /proc entry for debugging the voice
allocator.  It also increases the size of the ptr_regs files to display
the values for all channels.  Finally it updates the names of the EFX
recording inputs from '???' to 'FXBUS2_*'.
Signed-Off-By: Lee Revell <rlrevell@joe-job.com>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>