+static unsigned int get_nr_channels(void)
+{
+ struct dma_info *info;
+ unsigned int nr = 0;
+
+ if (unlikely(list_empty(®istered_dmac_list)))
+ return nr;
+
+ list_for_each_entry(info, ®istered_dmac_list, list)
+ nr += info->nr_channels;
+
+ return nr;
+}
+