RTW_DMA_MAPPING_MAX
if (prio_queue >= RTW_DMA_MAPPING_MAX)
for (q = 0; q < RTW_DMA_MAPPING_MAX; q++)
prio_queues = BIT(RTW_DMA_MAPPING_MAX) - 1;
struct rtw_prioq_addr prio[RTW_DMA_MAPPING_MAX];