| /* QLogic qed NIC Driver | 
 |  * Copyright (c) 2015-2017  QLogic Corporation | 
 |  * | 
 |  * This software is available to you under a choice of one of two | 
 |  * licenses.  You may choose to be licensed under the terms of the GNU | 
 |  * General Public License (GPL) Version 2, available from the file | 
 |  * COPYING in the main directory of this source tree, or the | 
 |  * OpenIB.org BSD license below: | 
 |  * | 
 |  *     Redistribution and use in source and binary forms, with or | 
 |  *     without modification, are permitted provided that the following | 
 |  *     conditions are met: | 
 |  * | 
 |  *      - Redistributions of source code must retain the above | 
 |  *        copyright notice, this list of conditions and the following | 
 |  *        disclaimer. | 
 |  * | 
 |  *      - Redistributions in binary form must reproduce the above | 
 |  *        copyright notice, this list of conditions and the following | 
 |  *        disclaimer in the documentation and /or other materials | 
 |  *        provided with the distribution. | 
 |  * | 
 |  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | 
 |  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | 
 |  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | 
 |  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS | 
 |  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | 
 |  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | 
 |  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | 
 |  * SOFTWARE. | 
 |  */ | 
 |  | 
 | #ifndef __ETH_COMMON__ | 
 | #define __ETH_COMMON__ | 
 |  | 
 | /********************/ | 
 | /* ETH FW CONSTANTS */ | 
 | /********************/ | 
 |  | 
 | #define ETH_HSI_VER_MAJOR		3 | 
 | #define ETH_HSI_VER_MINOR		10 | 
 |  | 
 | #define ETH_HSI_VER_NO_PKT_LEN_TUNN	5 | 
 |  | 
 | #define ETH_CACHE_LINE_SIZE		64 | 
 | #define ETH_RX_CQE_GAP			32 | 
 | #define ETH_MAX_RAMROD_PER_CON		8 | 
 | #define ETH_TX_BD_PAGE_SIZE_BYTES	4096 | 
 | #define ETH_RX_BD_PAGE_SIZE_BYTES	4096 | 
 | #define ETH_RX_CQE_PAGE_SIZE_BYTES	4096 | 
 | #define ETH_RX_NUM_NEXT_PAGE_BDS	2 | 
 |  | 
 | #define ETH_MAX_TUNN_LSO_INNER_IPV4_OFFSET	253 | 
 | #define ETH_MAX_TUNN_LSO_INNER_IPV6_OFFSET	251 | 
 |  | 
 | #define ETH_TX_MIN_BDS_PER_NON_LSO_PKT			1 | 
 | #define ETH_TX_MAX_BDS_PER_NON_LSO_PACKET		18 | 
 | #define ETH_TX_MAX_BDS_PER_LSO_PACKET			255 | 
 | #define ETH_TX_MAX_LSO_HDR_NBD				4 | 
 | #define ETH_TX_MIN_BDS_PER_LSO_PKT			3 | 
 | #define ETH_TX_MIN_BDS_PER_TUNN_IPV6_WITH_EXT_PKT	3 | 
 | #define ETH_TX_MIN_BDS_PER_IPV6_WITH_EXT_PKT		2 | 
 | #define ETH_TX_MIN_BDS_PER_PKT_W_LOOPBACK_MODE		2 | 
 | #define ETH_TX_MAX_NON_LSO_PKT_LEN		(9700 - (4 + 4 + 12 + 8)) | 
 | #define ETH_TX_MAX_LSO_HDR_BYTES			510 | 
 | #define ETH_TX_LSO_WINDOW_BDS_NUM			(18 - 1) | 
 | #define ETH_TX_LSO_WINDOW_MIN_LEN			9700 | 
 | #define ETH_TX_MAX_LSO_PAYLOAD_LEN			0xFE000 | 
 | #define ETH_TX_NUM_SAME_AS_LAST_ENTRIES			320 | 
 | #define ETH_TX_INACTIVE_SAME_AS_LAST			0xFFFF | 
 |  | 
 | #define ETH_NUM_STATISTIC_COUNTERS			MAX_NUM_VPORTS | 
 | #define ETH_NUM_STATISTIC_COUNTERS_DOUBLE_VF_ZONE \ | 
 | 	(ETH_NUM_STATISTIC_COUNTERS - MAX_NUM_VFS / 2) | 
 | #define ETH_NUM_STATISTIC_COUNTERS_QUAD_VF_ZONE \ | 
 | 	(ETH_NUM_STATISTIC_COUNTERS - 3 * MAX_NUM_VFS / 4) | 
 |  | 
 | /* Maximum number of buffers, used for RX packet placement */ | 
 | #define ETH_RX_MAX_BUFF_PER_PKT		5 | 
 | #define ETH_RX_BD_THRESHOLD		12 | 
 |  | 
 | /* Num of MAC/VLAN filters */ | 
 | #define ETH_NUM_MAC_FILTERS		512 | 
 | #define ETH_NUM_VLAN_FILTERS		512 | 
 |  | 
 | /* Approx. multicast constants */ | 
 | #define ETH_MULTICAST_BIN_FROM_MAC_SEED	0 | 
 | #define ETH_MULTICAST_MAC_BINS		256 | 
 | #define ETH_MULTICAST_MAC_BINS_IN_REGS	(ETH_MULTICAST_MAC_BINS / 32) | 
 |  | 
 | /* Ethernet vport update constants */ | 
 | #define ETH_FILTER_RULES_COUNT		10 | 
 | #define ETH_RSS_IND_TABLE_ENTRIES_NUM	128 | 
 | #define ETH_RSS_KEY_SIZE_REGS		10 | 
 | #define ETH_RSS_ENGINE_NUM_K2		207 | 
 | #define ETH_RSS_ENGINE_NUM_BB		127 | 
 |  | 
 | /* TPA constants */ | 
 | #define ETH_TPA_MAX_AGGS_NUM		64 | 
 | #define ETH_TPA_CQE_START_LEN_LIST_SIZE	ETH_RX_MAX_BUFF_PER_PKT | 
 | #define ETH_TPA_CQE_CONT_LEN_LIST_SIZE	6 | 
 | #define ETH_TPA_CQE_END_LEN_LIST_SIZE	4 | 
 |  | 
 | /* Control frame check constants */ | 
 | #define ETH_CTL_FRAME_ETH_TYPE_NUM	4 | 
 |  | 
 | /* GFS constants */ | 
 | #define ETH_GFT_TRASHCAN_VPORT         0x1FF	/* GFT drop flow vport number */ | 
 |  | 
 | /* Destination port mode */ | 
 | enum dest_port_mode { | 
 | 	DEST_PORT_PHY, | 
 | 	DEST_PORT_LOOPBACK, | 
 | 	DEST_PORT_PHY_LOOPBACK, | 
 | 	DEST_PORT_DROP, | 
 | 	MAX_DEST_PORT_MODE | 
 | }; | 
 |  | 
 | /* Ethernet address type */ | 
 | enum eth_addr_type { | 
 | 	BROADCAST_ADDRESS, | 
 | 	MULTICAST_ADDRESS, | 
 | 	UNICAST_ADDRESS, | 
 | 	UNKNOWN_ADDRESS, | 
 | 	MAX_ETH_ADDR_TYPE | 
 | }; | 
 |  | 
 | struct eth_tx_1st_bd_flags { | 
 | 	u8 bitfields; | 
 | #define ETH_TX_1ST_BD_FLAGS_START_BD_MASK		0x1 | 
 | #define ETH_TX_1ST_BD_FLAGS_START_BD_SHIFT		0 | 
 | #define ETH_TX_1ST_BD_FLAGS_FORCE_VLAN_MODE_MASK	0x1 | 
 | #define ETH_TX_1ST_BD_FLAGS_FORCE_VLAN_MODE_SHIFT	1 | 
 | #define ETH_TX_1ST_BD_FLAGS_IP_CSUM_MASK		0x1 | 
 | #define ETH_TX_1ST_BD_FLAGS_IP_CSUM_SHIFT		2 | 
 | #define ETH_TX_1ST_BD_FLAGS_L4_CSUM_MASK		0x1 | 
 | #define ETH_TX_1ST_BD_FLAGS_L4_CSUM_SHIFT		3 | 
 | #define ETH_TX_1ST_BD_FLAGS_VLAN_INSERTION_MASK		0x1 | 
 | #define ETH_TX_1ST_BD_FLAGS_VLAN_INSERTION_SHIFT	4 | 
 | #define ETH_TX_1ST_BD_FLAGS_LSO_MASK			0x1 | 
 | #define ETH_TX_1ST_BD_FLAGS_LSO_SHIFT			5 | 
 | #define ETH_TX_1ST_BD_FLAGS_TUNN_IP_CSUM_MASK		0x1 | 
 | #define ETH_TX_1ST_BD_FLAGS_TUNN_IP_CSUM_SHIFT		6 | 
 | #define ETH_TX_1ST_BD_FLAGS_TUNN_L4_CSUM_MASK		0x1 | 
 | #define ETH_TX_1ST_BD_FLAGS_TUNN_L4_CSUM_SHIFT		7 | 
 | }; | 
 |  | 
 | /* The parsing information data fo rthe first tx bd of a given packet */ | 
 | struct eth_tx_data_1st_bd { | 
 | 	__le16 vlan; | 
 | 	u8 nbds; | 
 | 	struct eth_tx_1st_bd_flags bd_flags; | 
 | 	__le16 bitfields; | 
 | #define ETH_TX_DATA_1ST_BD_TUNN_FLAG_MASK	0x1 | 
 | #define ETH_TX_DATA_1ST_BD_TUNN_FLAG_SHIFT	0 | 
 | #define ETH_TX_DATA_1ST_BD_RESERVED0_MASK	0x1 | 
 | #define ETH_TX_DATA_1ST_BD_RESERVED0_SHIFT	1 | 
 | #define ETH_TX_DATA_1ST_BD_PKT_LEN_MASK		0x3FFF | 
 | #define ETH_TX_DATA_1ST_BD_PKT_LEN_SHIFT	2 | 
 | }; | 
 |  | 
 | /* The parsing information data for the second tx bd of a given packet */ | 
 | struct eth_tx_data_2nd_bd { | 
 | 	__le16 tunn_ip_size; | 
 | 	__le16	bitfields1; | 
 | #define ETH_TX_DATA_2ND_BD_TUNN_INNER_L2_HDR_SIZE_W_MASK	0xF | 
 | #define ETH_TX_DATA_2ND_BD_TUNN_INNER_L2_HDR_SIZE_W_SHIFT	0 | 
 | #define ETH_TX_DATA_2ND_BD_TUNN_INNER_ETH_TYPE_MASK		0x3 | 
 | #define ETH_TX_DATA_2ND_BD_TUNN_INNER_ETH_TYPE_SHIFT		4 | 
 | #define ETH_TX_DATA_2ND_BD_DEST_PORT_MODE_MASK			0x3 | 
 | #define ETH_TX_DATA_2ND_BD_DEST_PORT_MODE_SHIFT			6 | 
 | #define ETH_TX_DATA_2ND_BD_START_BD_MASK			0x1 | 
 | #define ETH_TX_DATA_2ND_BD_START_BD_SHIFT			8 | 
 | #define ETH_TX_DATA_2ND_BD_TUNN_TYPE_MASK			0x3 | 
 | #define ETH_TX_DATA_2ND_BD_TUNN_TYPE_SHIFT			9 | 
 | #define ETH_TX_DATA_2ND_BD_TUNN_INNER_IPV6_MASK			0x1 | 
 | #define ETH_TX_DATA_2ND_BD_TUNN_INNER_IPV6_SHIFT		11 | 
 | #define ETH_TX_DATA_2ND_BD_IPV6_EXT_MASK			0x1 | 
 | #define ETH_TX_DATA_2ND_BD_IPV6_EXT_SHIFT			12 | 
 | #define ETH_TX_DATA_2ND_BD_TUNN_IPV6_EXT_MASK			0x1 | 
 | #define ETH_TX_DATA_2ND_BD_TUNN_IPV6_EXT_SHIFT			13 | 
 | #define ETH_TX_DATA_2ND_BD_L4_UDP_MASK				0x1 | 
 | #define ETH_TX_DATA_2ND_BD_L4_UDP_SHIFT				14 | 
 | #define ETH_TX_DATA_2ND_BD_L4_PSEUDO_CSUM_MODE_MASK		0x1 | 
 | #define ETH_TX_DATA_2ND_BD_L4_PSEUDO_CSUM_MODE_SHIFT		15 | 
 | 	__le16 bitfields2; | 
 | #define ETH_TX_DATA_2ND_BD_L4_HDR_START_OFFSET_W_MASK		0x1FFF | 
 | #define ETH_TX_DATA_2ND_BD_L4_HDR_START_OFFSET_W_SHIFT		0 | 
 | #define ETH_TX_DATA_2ND_BD_RESERVED0_MASK			0x7 | 
 | #define ETH_TX_DATA_2ND_BD_RESERVED0_SHIFT			13 | 
 | }; | 
 |  | 
 | /* Firmware data for L2-EDPM packet */ | 
 | struct eth_edpm_fw_data { | 
 | 	struct eth_tx_data_1st_bd data_1st_bd; | 
 | 	struct eth_tx_data_2nd_bd data_2nd_bd; | 
 | 	__le32 reserved; | 
 | }; | 
 |  | 
 | /* Tunneling parsing flags */ | 
 | struct eth_tunnel_parsing_flags { | 
 | 	u8 flags; | 
 | #define	ETH_TUNNEL_PARSING_FLAGS_TYPE_MASK		0x3 | 
 | #define	ETH_TUNNEL_PARSING_FLAGS_TYPE_SHIFT		0 | 
 | #define	ETH_TUNNEL_PARSING_FLAGS_TENNANT_ID_EXIST_MASK	0x1 | 
 | #define	ETH_TUNNEL_PARSING_FLAGS_TENNANT_ID_EXIST_SHIFT	2 | 
 | #define	ETH_TUNNEL_PARSING_FLAGS_NEXT_PROTOCOL_MASK	0x3 | 
 | #define	ETH_TUNNEL_PARSING_FLAGS_NEXT_PROTOCOL_SHIFT	3 | 
 | #define	ETH_TUNNEL_PARSING_FLAGS_FIRSTHDRIPMATCH_MASK	0x1 | 
 | #define	ETH_TUNNEL_PARSING_FLAGS_FIRSTHDRIPMATCH_SHIFT	5 | 
 | #define	ETH_TUNNEL_PARSING_FLAGS_IPV4_FRAGMENT_MASK	0x1 | 
 | #define	ETH_TUNNEL_PARSING_FLAGS_IPV4_FRAGMENT_SHIFT	6 | 
 | #define	ETH_TUNNEL_PARSING_FLAGS_IPV4_OPTIONS_MASK	0x1 | 
 | #define	ETH_TUNNEL_PARSING_FLAGS_IPV4_OPTIONS_SHIFT	7 | 
 | }; | 
 |  | 
 | /* PMD flow control bits */ | 
 | struct eth_pmd_flow_flags { | 
 | 	u8 flags; | 
 | #define ETH_PMD_FLOW_FLAGS_VALID_MASK		0x1 | 
 | #define ETH_PMD_FLOW_FLAGS_VALID_SHIFT		0 | 
 | #define ETH_PMD_FLOW_FLAGS_TOGGLE_MASK		0x1 | 
 | #define ETH_PMD_FLOW_FLAGS_TOGGLE_SHIFT		1 | 
 | #define ETH_PMD_FLOW_FLAGS_RESERVED_MASK	0x3F | 
 | #define ETH_PMD_FLOW_FLAGS_RESERVED_SHIFT	2 | 
 | }; | 
 |  | 
 | /* Regular ETH Rx FP CQE */ | 
 | struct eth_fast_path_rx_reg_cqe { | 
 | 	u8 type; | 
 | 	u8 bitfields; | 
 | #define ETH_FAST_PATH_RX_REG_CQE_RSS_HASH_TYPE_MASK	0x7 | 
 | #define ETH_FAST_PATH_RX_REG_CQE_RSS_HASH_TYPE_SHIFT	0 | 
 | #define ETH_FAST_PATH_RX_REG_CQE_TC_MASK		0xF | 
 | #define ETH_FAST_PATH_RX_REG_CQE_TC_SHIFT		3 | 
 | #define ETH_FAST_PATH_RX_REG_CQE_RESERVED0_MASK		0x1 | 
 | #define ETH_FAST_PATH_RX_REG_CQE_RESERVED0_SHIFT	7 | 
 | 	__le16 pkt_len; | 
 | 	struct parsing_and_err_flags pars_flags; | 
 | 	__le16 vlan_tag; | 
 | 	__le32 rss_hash; | 
 | 	__le16 len_on_first_bd; | 
 | 	u8 placement_offset; | 
 | 	struct eth_tunnel_parsing_flags tunnel_pars_flags; | 
 | 	u8 bd_num; | 
 | 	u8 reserved; | 
 | 	__le16 flow_id; | 
 | 	u8 reserved1[11]; | 
 | 	struct eth_pmd_flow_flags pmd_flags; | 
 | }; | 
 |  | 
 | /* TPA-continue ETH Rx FP CQE */ | 
 | struct eth_fast_path_rx_tpa_cont_cqe { | 
 | 	u8 type; | 
 | 	u8 tpa_agg_index; | 
 | 	__le16 len_list[ETH_TPA_CQE_CONT_LEN_LIST_SIZE]; | 
 | 	u8 reserved; | 
 | 	u8 reserved1; | 
 | 	__le16 reserved2[ETH_TPA_CQE_CONT_LEN_LIST_SIZE]; | 
 | 	u8 reserved3[3]; | 
 | 	struct eth_pmd_flow_flags pmd_flags; | 
 | }; | 
 |  | 
 | /* TPA-end ETH Rx FP CQE */ | 
 | struct eth_fast_path_rx_tpa_end_cqe { | 
 | 	u8 type; | 
 | 	u8 tpa_agg_index; | 
 | 	__le16 total_packet_len; | 
 | 	u8 num_of_bds; | 
 | 	u8 end_reason; | 
 | 	__le16 num_of_coalesced_segs; | 
 | 	__le32 ts_delta; | 
 | 	__le16 len_list[ETH_TPA_CQE_END_LEN_LIST_SIZE]; | 
 | 	__le16 reserved3[ETH_TPA_CQE_END_LEN_LIST_SIZE]; | 
 | 	__le16 reserved1; | 
 | 	u8 reserved2; | 
 | 	struct eth_pmd_flow_flags pmd_flags; | 
 | }; | 
 |  | 
 | /* TPA-start ETH Rx FP CQE */ | 
 | struct eth_fast_path_rx_tpa_start_cqe { | 
 | 	u8 type; | 
 | 	u8 bitfields; | 
 | #define ETH_FAST_PATH_RX_TPA_START_CQE_RSS_HASH_TYPE_MASK	0x7 | 
 | #define ETH_FAST_PATH_RX_TPA_START_CQE_RSS_HASH_TYPE_SHIFT	0 | 
 | #define ETH_FAST_PATH_RX_TPA_START_CQE_TC_MASK			0xF | 
 | #define ETH_FAST_PATH_RX_TPA_START_CQE_TC_SHIFT			3 | 
 | #define ETH_FAST_PATH_RX_TPA_START_CQE_RESERVED0_MASK		0x1 | 
 | #define ETH_FAST_PATH_RX_TPA_START_CQE_RESERVED0_SHIFT		7 | 
 | 	__le16 seg_len; | 
 | 	struct parsing_and_err_flags pars_flags; | 
 | 	__le16 vlan_tag; | 
 | 	__le32 rss_hash; | 
 | 	__le16 len_on_first_bd; | 
 | 	u8 placement_offset; | 
 | 	struct eth_tunnel_parsing_flags tunnel_pars_flags; | 
 | 	u8 tpa_agg_index; | 
 | 	u8 header_len; | 
 | 	__le16 ext_bd_len_list[ETH_TPA_CQE_START_LEN_LIST_SIZE]; | 
 | 	__le16 flow_id; | 
 | 	u8 reserved; | 
 | 	struct eth_pmd_flow_flags pmd_flags; | 
 | }; | 
 |  | 
 | /* The L4 pseudo checksum mode for Ethernet */ | 
 | enum eth_l4_pseudo_checksum_mode { | 
 | 	ETH_L4_PSEUDO_CSUM_CORRECT_LENGTH, | 
 | 	ETH_L4_PSEUDO_CSUM_ZERO_LENGTH, | 
 | 	MAX_ETH_L4_PSEUDO_CHECKSUM_MODE | 
 | }; | 
 |  | 
 | struct eth_rx_bd { | 
 | 	struct regpair addr; | 
 | }; | 
 |  | 
 | /* Regular ETH Rx SP CQE */ | 
 | struct eth_slow_path_rx_cqe { | 
 | 	u8 type; | 
 | 	u8 ramrod_cmd_id; | 
 | 	u8 error_flag; | 
 | 	u8 reserved[25]; | 
 | 	__le16 echo; | 
 | 	u8 reserved1; | 
 | 	struct eth_pmd_flow_flags pmd_flags; | 
 | }; | 
 |  | 
 | /* Union for all ETH Rx CQE types */ | 
 | union eth_rx_cqe { | 
 | 	struct eth_fast_path_rx_reg_cqe fast_path_regular; | 
 | 	struct eth_fast_path_rx_tpa_start_cqe fast_path_tpa_start; | 
 | 	struct eth_fast_path_rx_tpa_cont_cqe fast_path_tpa_cont; | 
 | 	struct eth_fast_path_rx_tpa_end_cqe fast_path_tpa_end; | 
 | 	struct eth_slow_path_rx_cqe slow_path; | 
 | }; | 
 |  | 
 | /* ETH Rx CQE type */ | 
 | enum eth_rx_cqe_type { | 
 | 	ETH_RX_CQE_TYPE_UNUSED, | 
 | 	ETH_RX_CQE_TYPE_REGULAR, | 
 | 	ETH_RX_CQE_TYPE_SLOW_PATH, | 
 | 	ETH_RX_CQE_TYPE_TPA_START, | 
 | 	ETH_RX_CQE_TYPE_TPA_CONT, | 
 | 	ETH_RX_CQE_TYPE_TPA_END, | 
 | 	MAX_ETH_RX_CQE_TYPE | 
 | }; | 
 |  | 
 | struct eth_rx_pmd_cqe { | 
 | 	union eth_rx_cqe cqe; | 
 | 	u8 reserved[ETH_RX_CQE_GAP]; | 
 | }; | 
 |  | 
 | enum eth_rx_tunn_type { | 
 | 	ETH_RX_NO_TUNN, | 
 | 	ETH_RX_TUNN_GENEVE, | 
 | 	ETH_RX_TUNN_GRE, | 
 | 	ETH_RX_TUNN_VXLAN, | 
 | 	MAX_ETH_RX_TUNN_TYPE | 
 | }; | 
 |  | 
 | /* Aggregation end reason. */ | 
 | enum eth_tpa_end_reason { | 
 | 	ETH_AGG_END_UNUSED, | 
 | 	ETH_AGG_END_SP_UPDATE, | 
 | 	ETH_AGG_END_MAX_LEN, | 
 | 	ETH_AGG_END_LAST_SEG, | 
 | 	ETH_AGG_END_TIMEOUT, | 
 | 	ETH_AGG_END_NOT_CONSISTENT, | 
 | 	ETH_AGG_END_OUT_OF_ORDER, | 
 | 	ETH_AGG_END_NON_TPA_SEG, | 
 | 	MAX_ETH_TPA_END_REASON | 
 | }; | 
 |  | 
 | /* The first tx bd of a given packet */ | 
 | struct eth_tx_1st_bd { | 
 | 	struct regpair addr; | 
 | 	__le16 nbytes; | 
 | 	struct eth_tx_data_1st_bd data; | 
 | }; | 
 |  | 
 | /* The second tx bd of a given packet */ | 
 | struct eth_tx_2nd_bd { | 
 | 	struct regpair addr; | 
 | 	__le16 nbytes; | 
 | 	struct eth_tx_data_2nd_bd data; | 
 | }; | 
 |  | 
 | /* The parsing information data for the third tx bd of a given packet */ | 
 | struct eth_tx_data_3rd_bd { | 
 | 	__le16 lso_mss; | 
 | 	__le16 bitfields; | 
 | #define ETH_TX_DATA_3RD_BD_TCP_HDR_LEN_DW_MASK	0xF | 
 | #define ETH_TX_DATA_3RD_BD_TCP_HDR_LEN_DW_SHIFT	0 | 
 | #define ETH_TX_DATA_3RD_BD_HDR_NBD_MASK		0xF | 
 | #define ETH_TX_DATA_3RD_BD_HDR_NBD_SHIFT	4 | 
 | #define ETH_TX_DATA_3RD_BD_START_BD_MASK	0x1 | 
 | #define ETH_TX_DATA_3RD_BD_START_BD_SHIFT	8 | 
 | #define ETH_TX_DATA_3RD_BD_RESERVED0_MASK	0x7F | 
 | #define ETH_TX_DATA_3RD_BD_RESERVED0_SHIFT	9 | 
 | 	u8 tunn_l4_hdr_start_offset_w; | 
 | 	u8 tunn_hdr_size_w; | 
 | }; | 
 |  | 
 | /* The third tx bd of a given packet */ | 
 | struct eth_tx_3rd_bd { | 
 | 	struct regpair addr; | 
 | 	__le16 nbytes; | 
 | 	struct eth_tx_data_3rd_bd data; | 
 | }; | 
 |  | 
 | /* Complementary information for the regular tx bd of a given packet */ | 
 | struct eth_tx_data_bd { | 
 | 	__le16 reserved0; | 
 | 	__le16 bitfields; | 
 | #define ETH_TX_DATA_BD_RESERVED1_MASK	0xFF | 
 | #define ETH_TX_DATA_BD_RESERVED1_SHIFT	0 | 
 | #define ETH_TX_DATA_BD_START_BD_MASK	0x1 | 
 | #define ETH_TX_DATA_BD_START_BD_SHIFT	8 | 
 | #define ETH_TX_DATA_BD_RESERVED2_MASK	0x7F | 
 | #define ETH_TX_DATA_BD_RESERVED2_SHIFT	9 | 
 | 	__le16 reserved3; | 
 | }; | 
 |  | 
 | /* The common non-special TX BD ring element */ | 
 | struct eth_tx_bd { | 
 | 	struct regpair addr; | 
 | 	__le16 nbytes; | 
 | 	struct eth_tx_data_bd data; | 
 | }; | 
 |  | 
 | union eth_tx_bd_types { | 
 | 	struct eth_tx_1st_bd first_bd; | 
 | 	struct eth_tx_2nd_bd second_bd; | 
 | 	struct eth_tx_3rd_bd third_bd; | 
 | 	struct eth_tx_bd reg_bd; | 
 | }; | 
 |  | 
 | /* Mstorm Queue Zone */ | 
 | enum eth_tx_tunn_type { | 
 | 	ETH_TX_TUNN_GENEVE, | 
 | 	ETH_TX_TUNN_TTAG, | 
 | 	ETH_TX_TUNN_GRE, | 
 | 	ETH_TX_TUNN_VXLAN, | 
 | 	MAX_ETH_TX_TUNN_TYPE | 
 | }; | 
 |  | 
 | /* Ystorm Queue Zone */ | 
 | struct xstorm_eth_queue_zone { | 
 | 	struct coalescing_timeset int_coalescing_timeset; | 
 | 	u8 reserved[7]; | 
 | }; | 
 |  | 
 | /* ETH doorbell data */ | 
 | struct eth_db_data { | 
 | 	u8 params; | 
 | #define ETH_DB_DATA_DEST_MASK		0x3 | 
 | #define ETH_DB_DATA_DEST_SHIFT		0 | 
 | #define ETH_DB_DATA_AGG_CMD_MASK	0x3 | 
 | #define ETH_DB_DATA_AGG_CMD_SHIFT	2 | 
 | #define ETH_DB_DATA_BYPASS_EN_MASK	0x1 | 
 | #define ETH_DB_DATA_BYPASS_EN_SHIFT	4 | 
 | #define ETH_DB_DATA_RESERVED_MASK	0x1 | 
 | #define ETH_DB_DATA_RESERVED_SHIFT	5 | 
 | #define ETH_DB_DATA_AGG_VAL_SEL_MASK	0x3 | 
 | #define ETH_DB_DATA_AGG_VAL_SEL_SHIFT	6 | 
 | 	u8 agg_flags; | 
 | 	__le16 bd_prod; | 
 | }; | 
 |  | 
 | /* RSS hash type */ | 
 | enum rss_hash_type { | 
 | 	RSS_HASH_TYPE_DEFAULT = 0, | 
 | 	RSS_HASH_TYPE_IPV4 = 1, | 
 | 	RSS_HASH_TYPE_TCP_IPV4 = 2, | 
 | 	RSS_HASH_TYPE_IPV6 = 3, | 
 | 	RSS_HASH_TYPE_TCP_IPV6 = 4, | 
 | 	RSS_HASH_TYPE_UDP_IPV4 = 5, | 
 | 	RSS_HASH_TYPE_UDP_IPV6 = 6, | 
 | 	MAX_RSS_HASH_TYPE | 
 | }; | 
 |  | 
 | #endif /* __ETH_COMMON__ */ |