240 #define DESC_NUM	256  macro
621 	if (idx == DESC_NUM - 1)  in netsec_set_rx_de()
653 	       cnt < DESC_NUM) {  in netsec_clean_tx_dring()
692 		dring->tail = (tail + 1) % DESC_NUM;  in netsec_clean_tx_dring()
767 		if (idx >= DESC_NUM)  in netsec_rx_fill()
808 	if (idx == DESC_NUM - 1)  in netsec_set_tx_de()
824 	dring->head = (dring->head + 1) % DESC_NUM;  in netsec_set_tx_de()
842 		filled = tx_ring->head + DESC_NUM - tx_ring->tail;  in netsec_xdp_queue_one()
844 	if (DESC_NUM - filled <= 1)  in netsec_xdp_queue_one()
1001 			dring->tail = (dring->tail + 1) % DESC_NUM;  in netsec_process_rx()
1071 		dring->tail = (dring->tail + 1) % DESC_NUM;  in netsec_process_rx()
1108 		used = dring->head + DESC_NUM - dring->tail;  in netsec_desc_used()
1118 	if (DESC_NUM - used < 2) {  in netsec_check_stop_tx()
1127 		if (DESC_NUM - used < 2)  in netsec_check_stop_tx()
1207 	for (idx = 0; idx < DESC_NUM; idx++) {  in netsec_uninit_pkt_dring()
1230 	memset(dring->desc, 0, sizeof(struct netsec_desc) * DESC_NUM);  in netsec_uninit_pkt_dring()
1231 	memset(dring->vaddr, 0, DESC_SZ * DESC_NUM);  in netsec_uninit_pkt_dring()
1245 		dma_free_coherent(priv->dev, DESC_SZ * DESC_NUM,  in netsec_free_dring()
1258 	dring->vaddr = dma_alloc_coherent(priv->dev, DESC_SZ * DESC_NUM,  in netsec_alloc_dring()
1263 	dring->desc = kcalloc(DESC_NUM, sizeof(*dring->desc), GFP_KERNEL);  in netsec_alloc_dring()
1279 	for (i = 0; i < DESC_NUM; i++) {  in netsec_setup_tx_dring()
1299 		.pool_size = DESC_NUM,  in netsec_setup_rx_dring()
1324 	for (i = 0; i < DESC_NUM; i++) {  in netsec_setup_rx_dring()
1341 	netsec_rx_fill(priv, 0, DESC_NUM);  in netsec_setup_rx_dring()
1708 	BUILD_BUG_ON_NOT_POWER_OF_2(DESC_NUM);  in netsec_netdev_init()