snd_soc_tplg_dapm_graph_elem
struct snd_soc_tplg_dapm_graph_elem *elem;
sizeof(struct snd_soc_tplg_dapm_graph_elem),
elem = (struct snd_soc_tplg_dapm_graph_elem *)tplg->pos;
tplg->pos += sizeof(struct snd_soc_tplg_dapm_graph_elem);