ALSA: emu10k1: pass frame instead of byte addresses

... to snd_emu10k1_pcm_init_voice(). This makes the code arguably less
convoluted.

Signed-off-by: Oswald Buddenhagen <oswald.buddenhagen@gmx.de>
Link: https://lore.kernel.org/r/20230517174256.3657060-1-oswald.buddenhagen@gmx.de


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