NUM_DESC_PER_RING_TX
writel(NUM_DESC_PER_RING_TX - 1, &txdma->pr_num_des);
desc_size = (sizeof(struct tx_desc) * NUM_DESC_PER_RING_TX);
desc_size = (sizeof(struct tx_desc) * NUM_DESC_PER_RING_TX);
thiscopy = NUM_DESC_PER_RING_TX - INDEX10(tx_ring->send_idx);
INDEX10(tx_ring->send_idx) == NUM_DESC_PER_RING_TX) {
tcb->index = NUM_DESC_PER_RING_TX - 1;
tcb->index = ET_DMA10_WRAP|(NUM_DESC_PER_RING_TX - 1);
NUM_DESC_PER_RING_TX) {