Assign ac97 slots to given pcm streams
int snd_ac97_pcm_assign(struct snd_ac97_bus * bus, unsigned short pcms_count, const struct ac97_pcm * pcms);
bus
the ac97 bus instance
pcms_count
count of PCMs to be assigned
pcms
PCMs to be assigned
It assigns available AC97 slots for given PCMs. If none or only some slots are available, pcm->xxx.slots and pcm->xxx.rslots[] members are reduced and might be zero.
Zero if successful, or a negative error code on failure.