intel/fm10k/fm10k_main.c

119 	union fm10k_rx_desc *rx_desc;
127 	rx_desc = FM10K_RX_DESC(rx_ring, i);
138 		rx_desc->q.pkt_addr = cpu_to_le64(bi->dma + bi->page_offset);
140 		rx_desc++;
144 			rx_desc = FM10K_RX_DESC(rx_ring, 0);
150 		rx_desc->d.staterr = 0;
239  * @size: packet size from rx_desc
240  * @rx_desc: descriptor containing length of buffer written by hardware
253 			      union fm10k_rx_desc *rx_desc,
300 					     union fm10k_rx_desc *rx_desc,
303 	unsigned int size = le16_to_cpu(rx_desc->w.length);
341 	if (fm10k_add_rx_frag(rx_buffer, size, rx_desc, skb)) {
357 				     union fm10k_rx_desc *rx_desc,
367 	if (fm10k_test_staterr(rx_desc,
377 	if (fm10k_test_staterr(rx_desc, FM10K_RXD_STATUS_L4CS2))
379 	else if (!fm10k_test_staterr(rx_desc, FM10K_RXD_STATUS_L4CS))
394 				 union fm10k_rx_desc *rx_desc,
402 	rss_type = le16_to_cpu(rx_desc->w.pkt_info) & FM10K_RXD_RSSTYPE_MASK;
406 	skb_set_hash(skb, le32_to_cpu(rx_desc->d.rss),
412 			     union fm10k_rx_desc __maybe_unused *rx_desc,
442  * @rx_desc: pointer to the EOP Rx descriptor
450 					     union fm10k_rx_desc *rx_desc,
455 	fm10k_rx_hash(rx_ring, rx_desc, skb);
457 	fm10k_rx_checksum(rx_ring, rx_desc, skb);
459 	FM10K_CB(skb)->tstamp = rx_desc->q.timestamp;
461 	FM10K_CB(skb)->fi.w.vlan = rx_desc->w.vlan;
463 	FM10K_CB(skb)->fi.d.glort = rx_desc->d.glort;
465 	if (rx_desc->w.vlan) {
466 		u16 vid = le16_to_cpu(rx_desc->w.vlan);
475 	fm10k_type_trans(rx_ring, rx_desc, skb);
483  * @rx_desc: Rx descriptor for current buffer
491 			     union fm10k_rx_desc *rx_desc)
501 	if (likely(fm10k_test_staterr(rx_desc, FM10K_RXD_STATUS_EOP)))
510  * @rx_desc: pointer to the EOP Rx descriptor
522 				  union fm10k_rx_desc *rx_desc,
525 	if (unlikely((fm10k_test_staterr(rx_desc,
529 		if (FM10K_TEST_RXD_BIT(rx_desc, FM10K_RXD_ERR_SWITCH_ERROR))
531 		if (FM10K_TEST_RXD_BIT(rx_desc, FM10K_RXD_ERR_NO_DESCRIPTOR))
533 		if (FM10K_TEST_RXD_BIT(rx_desc, FM10K_RXD_ERR_PP_ERROR))
535 		if (FM10K_TEST_RXD_BIT(rx_desc, FM10K_RXD_ERR_SWITCH_READY))
537 		if (FM10K_TEST_RXD_BIT(rx_desc, FM10K_RXD_ERR_TOO_BIG))
571 		union fm10k_rx_desc *rx_desc;
579 		rx_desc = FM10K_RX_DESC(rx_ring, rx_ring->next_to_clean);
581 		if (!rx_desc->d.staterr)
585 		 * any other fields out of the rx_desc until we know the
591 		skb = fm10k_fetch_rx_buffer(rx_ring, rx_desc, skb);
600 		if (fm10k_is_non_eop(rx_ring, rx_desc))
604 		if (fm10k_cleanup_headers(rx_ring, rx_desc, skb)) {
610 		total_bytes += fm10k_process_skb_fields(rx_ring, rx_desc, skb);