1  /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
2  /* QLogic qed NIC Driver
3   * Copyright (c) 2015-2017  QLogic Corporation
4   * Copyright (c) 2019-2020 Marvell International Ltd.
5   */
6  
7  #ifndef __ETH_COMMON__
8  #define __ETH_COMMON__
9  
10  /********************/
11  /* ETH FW CONSTANTS */
12  /********************/
13  
14  #define ETH_HSI_VER_MAJOR		3
15  #define ETH_HSI_VER_MINOR		11
16  
17  #define ETH_HSI_VER_NO_PKT_LEN_TUNN         5
18  /* Maximum number of pinned L2 connections (CIDs) */
19  #define ETH_PINNED_CONN_MAX_NUM             32
20  
21  #define ETH_CACHE_LINE_SIZE		64
22  #define ETH_RX_CQE_GAP			32
23  #define ETH_MAX_RAMROD_PER_CON		8
24  #define ETH_TX_BD_PAGE_SIZE_BYTES	4096
25  #define ETH_RX_BD_PAGE_SIZE_BYTES	4096
26  #define ETH_RX_CQE_PAGE_SIZE_BYTES	4096
27  #define ETH_RX_NUM_NEXT_PAGE_BDS	2
28  
29  #define ETH_MAX_TUNN_LSO_INNER_IPV4_OFFSET	253
30  #define ETH_MAX_TUNN_LSO_INNER_IPV6_OFFSET	251
31  
32  #define ETH_TX_MIN_BDS_PER_NON_LSO_PKT			1
33  #define ETH_TX_MAX_BDS_PER_NON_LSO_PACKET		18
34  #define ETH_TX_MAX_BDS_PER_LSO_PACKET			255
35  #define ETH_TX_MAX_LSO_HDR_NBD				4
36  #define ETH_TX_MIN_BDS_PER_LSO_PKT			3
37  #define ETH_TX_MIN_BDS_PER_TUNN_IPV6_WITH_EXT_PKT	3
38  #define ETH_TX_MIN_BDS_PER_IPV6_WITH_EXT_PKT		2
39  #define ETH_TX_MIN_BDS_PER_PKT_W_LOOPBACK_MODE		2
40  #define ETH_TX_MIN_BDS_PER_PKT_W_VPORT_FORWARDING	4
41  #define ETH_TX_MAX_NON_LSO_PKT_LEN		(9700 - (4 + 4 + 12 + 8))
42  #define ETH_TX_MAX_LSO_HDR_BYTES			510
43  #define ETH_TX_LSO_WINDOW_BDS_NUM			(18 - 1)
44  #define ETH_TX_LSO_WINDOW_MIN_LEN			9700
45  #define ETH_TX_MAX_LSO_PAYLOAD_LEN			0xFE000
46  #define ETH_TX_NUM_SAME_AS_LAST_ENTRIES			320
47  #define ETH_TX_INACTIVE_SAME_AS_LAST			0xFFFF
48  
49  #define ETH_NUM_STATISTIC_COUNTERS			MAX_NUM_VPORTS
50  #define ETH_NUM_STATISTIC_COUNTERS_DOUBLE_VF_ZONE \
51  	(ETH_NUM_STATISTIC_COUNTERS - MAX_NUM_VFS / 2)
52  #define ETH_NUM_STATISTIC_COUNTERS_QUAD_VF_ZONE \
53  	(ETH_NUM_STATISTIC_COUNTERS - 3 * MAX_NUM_VFS / 4)
54  
55  #define ETH_RX_MAX_BUFF_PER_PKT		5
56  #define ETH_RX_BD_THRESHOLD             16
57  
58  /* Num of MAC/VLAN filters */
59  #define ETH_NUM_MAC_FILTERS		512
60  #define ETH_NUM_VLAN_FILTERS		512
61  
62  /* Approx. multicast constants */
63  #define ETH_MULTICAST_BIN_FROM_MAC_SEED	0
64  #define ETH_MULTICAST_MAC_BINS		256
65  #define ETH_MULTICAST_MAC_BINS_IN_REGS	(ETH_MULTICAST_MAC_BINS / 32)
66  
67  /* Ethernet vport update constants */
68  #define ETH_FILTER_RULES_COUNT		10
69  #define ETH_RSS_IND_TABLE_ENTRIES_NUM	128
70  #define ETH_RSS_IND_TABLE_MASK_SIZE_REGS    (ETH_RSS_IND_TABLE_ENTRIES_NUM / 32)
71  #define ETH_RSS_KEY_SIZE_REGS		10
72  #define ETH_RSS_ENGINE_NUM_K2		207
73  #define ETH_RSS_ENGINE_NUM_BB		127
74  
75  /* TPA constants */
76  #define ETH_TPA_MAX_AGGS_NUM                64
77  #define ETH_TPA_CQE_START_BW_LEN_LIST_SIZE  2
78  #define ETH_TPA_CQE_CONT_LEN_LIST_SIZE      6
79  #define ETH_TPA_CQE_END_LEN_LIST_SIZE       4
80  
81  /* Control frame check constants */
82  #define ETH_CTL_FRAME_ETH_TYPE_NUM        4
83  
84  /* GFS constants */
85  #define ETH_GFT_TRASHCAN_VPORT         0x1FF	/* GFT drop flow vport number */
86  
87  /* Destination port mode */
88  enum dst_port_mode {
89  	DST_PORT_PHY,
90  	DST_PORT_LOOPBACK,
91  	DST_PORT_PHY_LOOPBACK,
92  	DST_PORT_DROP,
93  	MAX_DST_PORT_MODE
94  };
95  
96  /* Ethernet address type */
97  enum eth_addr_type {
98  	BROADCAST_ADDRESS,
99  	MULTICAST_ADDRESS,
100  	UNICAST_ADDRESS,
101  	UNKNOWN_ADDRESS,
102  	MAX_ETH_ADDR_TYPE
103  };
104  
105  struct eth_tx_1st_bd_flags {
106  	u8 bitfields;
107  #define ETH_TX_1ST_BD_FLAGS_START_BD_MASK		0x1
108  #define ETH_TX_1ST_BD_FLAGS_START_BD_SHIFT		0
109  #define ETH_TX_1ST_BD_FLAGS_FORCE_VLAN_MODE_MASK	0x1
110  #define ETH_TX_1ST_BD_FLAGS_FORCE_VLAN_MODE_SHIFT	1
111  #define ETH_TX_1ST_BD_FLAGS_IP_CSUM_MASK		0x1
112  #define ETH_TX_1ST_BD_FLAGS_IP_CSUM_SHIFT		2
113  #define ETH_TX_1ST_BD_FLAGS_L4_CSUM_MASK		0x1
114  #define ETH_TX_1ST_BD_FLAGS_L4_CSUM_SHIFT		3
115  #define ETH_TX_1ST_BD_FLAGS_VLAN_INSERTION_MASK		0x1
116  #define ETH_TX_1ST_BD_FLAGS_VLAN_INSERTION_SHIFT	4
117  #define ETH_TX_1ST_BD_FLAGS_LSO_MASK			0x1
118  #define ETH_TX_1ST_BD_FLAGS_LSO_SHIFT			5
119  #define ETH_TX_1ST_BD_FLAGS_TUNN_IP_CSUM_MASK		0x1
120  #define ETH_TX_1ST_BD_FLAGS_TUNN_IP_CSUM_SHIFT		6
121  #define ETH_TX_1ST_BD_FLAGS_TUNN_L4_CSUM_MASK		0x1
122  #define ETH_TX_1ST_BD_FLAGS_TUNN_L4_CSUM_SHIFT		7
123  };
124  
125  /* The parsing information data fo rthe first tx bd of a given packet */
126  struct eth_tx_data_1st_bd {
127  	__le16 vlan;
128  	u8 nbds;
129  	struct eth_tx_1st_bd_flags bd_flags;
130  	__le16 bitfields;
131  #define ETH_TX_DATA_1ST_BD_TUNN_FLAG_MASK	0x1
132  #define ETH_TX_DATA_1ST_BD_TUNN_FLAG_SHIFT	0
133  #define ETH_TX_DATA_1ST_BD_RESERVED0_MASK	0x1
134  #define ETH_TX_DATA_1ST_BD_RESERVED0_SHIFT	1
135  #define ETH_TX_DATA_1ST_BD_PKT_LEN_MASK		0x3FFF
136  #define ETH_TX_DATA_1ST_BD_PKT_LEN_SHIFT	2
137  };
138  
139  /* The parsing information data for the second tx bd of a given packet */
140  struct eth_tx_data_2nd_bd {
141  	__le16 tunn_ip_size;
142  	__le16	bitfields1;
143  #define ETH_TX_DATA_2ND_BD_TUNN_INNER_L2_HDR_SIZE_W_MASK	0xF
144  #define ETH_TX_DATA_2ND_BD_TUNN_INNER_L2_HDR_SIZE_W_SHIFT	0
145  #define ETH_TX_DATA_2ND_BD_TUNN_INNER_ETH_TYPE_MASK		0x3
146  #define ETH_TX_DATA_2ND_BD_TUNN_INNER_ETH_TYPE_SHIFT		4
147  #define ETH_TX_DATA_2ND_BD_DST_PORT_MODE_MASK			0x3
148  #define ETH_TX_DATA_2ND_BD_DST_PORT_MODE_SHIFT			6
149  #define ETH_TX_DATA_2ND_BD_START_BD_MASK			0x1
150  #define ETH_TX_DATA_2ND_BD_START_BD_SHIFT			8
151  #define ETH_TX_DATA_2ND_BD_TUNN_TYPE_MASK			0x3
152  #define ETH_TX_DATA_2ND_BD_TUNN_TYPE_SHIFT			9
153  #define ETH_TX_DATA_2ND_BD_TUNN_INNER_IPV6_MASK			0x1
154  #define ETH_TX_DATA_2ND_BD_TUNN_INNER_IPV6_SHIFT		11
155  #define ETH_TX_DATA_2ND_BD_IPV6_EXT_MASK			0x1
156  #define ETH_TX_DATA_2ND_BD_IPV6_EXT_SHIFT			12
157  #define ETH_TX_DATA_2ND_BD_TUNN_IPV6_EXT_MASK			0x1
158  #define ETH_TX_DATA_2ND_BD_TUNN_IPV6_EXT_SHIFT			13
159  #define ETH_TX_DATA_2ND_BD_L4_UDP_MASK				0x1
160  #define ETH_TX_DATA_2ND_BD_L4_UDP_SHIFT				14
161  #define ETH_TX_DATA_2ND_BD_L4_PSEUDO_CSUM_MODE_MASK		0x1
162  #define ETH_TX_DATA_2ND_BD_L4_PSEUDO_CSUM_MODE_SHIFT		15
163  	__le16 bitfields2;
164  #define ETH_TX_DATA_2ND_BD_L4_HDR_START_OFFSET_W_MASK		0x1FFF
165  #define ETH_TX_DATA_2ND_BD_L4_HDR_START_OFFSET_W_SHIFT		0
166  #define ETH_TX_DATA_2ND_BD_RESERVED0_MASK			0x7
167  #define ETH_TX_DATA_2ND_BD_RESERVED0_SHIFT			13
168  };
169  
170  /* Firmware data for L2-EDPM packet */
171  struct eth_edpm_fw_data {
172  	struct eth_tx_data_1st_bd data_1st_bd;
173  	struct eth_tx_data_2nd_bd data_2nd_bd;
174  	__le32 reserved;
175  };
176  
177  /* Tunneling parsing flags */
178  struct eth_tunnel_parsing_flags {
179  	u8 flags;
180  #define	ETH_TUNNEL_PARSING_FLAGS_TYPE_MASK		0x3
181  #define	ETH_TUNNEL_PARSING_FLAGS_TYPE_SHIFT		0
182  #define	ETH_TUNNEL_PARSING_FLAGS_TENNANT_ID_EXIST_MASK	0x1
183  #define	ETH_TUNNEL_PARSING_FLAGS_TENNANT_ID_EXIST_SHIFT	2
184  #define	ETH_TUNNEL_PARSING_FLAGS_NEXT_PROTOCOL_MASK	0x3
185  #define	ETH_TUNNEL_PARSING_FLAGS_NEXT_PROTOCOL_SHIFT	3
186  #define	ETH_TUNNEL_PARSING_FLAGS_FIRSTHDRIPMATCH_MASK	0x1
187  #define	ETH_TUNNEL_PARSING_FLAGS_FIRSTHDRIPMATCH_SHIFT	5
188  #define	ETH_TUNNEL_PARSING_FLAGS_IPV4_FRAGMENT_MASK	0x1
189  #define	ETH_TUNNEL_PARSING_FLAGS_IPV4_FRAGMENT_SHIFT	6
190  #define	ETH_TUNNEL_PARSING_FLAGS_IPV4_OPTIONS_MASK	0x1
191  #define	ETH_TUNNEL_PARSING_FLAGS_IPV4_OPTIONS_SHIFT	7
192  };
193  
194  /* PMD flow control bits */
195  struct eth_pmd_flow_flags {
196  	u8 flags;
197  #define ETH_PMD_FLOW_FLAGS_VALID_MASK		0x1
198  #define ETH_PMD_FLOW_FLAGS_VALID_SHIFT		0
199  #define ETH_PMD_FLOW_FLAGS_TOGGLE_MASK		0x1
200  #define ETH_PMD_FLOW_FLAGS_TOGGLE_SHIFT		1
201  #define ETH_PMD_FLOW_FLAGS_RESERVED_MASK	0x3F
202  #define ETH_PMD_FLOW_FLAGS_RESERVED_SHIFT	2
203  };
204  
205  /* Regular ETH Rx FP CQE */
206  struct eth_fast_path_rx_reg_cqe {
207  	u8 type;
208  	u8 bitfields;
209  #define ETH_FAST_PATH_RX_REG_CQE_RSS_HASH_TYPE_MASK	0x7
210  #define ETH_FAST_PATH_RX_REG_CQE_RSS_HASH_TYPE_SHIFT	0
211  #define ETH_FAST_PATH_RX_REG_CQE_TC_MASK		0xF
212  #define ETH_FAST_PATH_RX_REG_CQE_TC_SHIFT		3
213  #define ETH_FAST_PATH_RX_REG_CQE_RESERVED0_MASK		0x1
214  #define ETH_FAST_PATH_RX_REG_CQE_RESERVED0_SHIFT	7
215  	__le16 pkt_len;
216  	struct parsing_and_err_flags pars_flags;
217  	__le16 vlan_tag;
218  	__le32 rss_hash;
219  	__le16 len_on_first_bd;
220  	u8 placement_offset;
221  	struct eth_tunnel_parsing_flags tunnel_pars_flags;
222  	u8 bd_num;
223  	u8 reserved;
224  	__le16 reserved2;
225  	__le32 flow_id_or_resource_id;
226  	u8 reserved1[7];
227  	struct eth_pmd_flow_flags pmd_flags;
228  };
229  
230  /* TPA-continue ETH Rx FP CQE */
231  struct eth_fast_path_rx_tpa_cont_cqe {
232  	u8 type;
233  	u8 tpa_agg_index;
234  	__le16 len_list[ETH_TPA_CQE_CONT_LEN_LIST_SIZE];
235  	u8 reserved;
236  	u8 reserved1;
237  	__le16 reserved2[ETH_TPA_CQE_CONT_LEN_LIST_SIZE];
238  	u8 reserved3[3];
239  	struct eth_pmd_flow_flags pmd_flags;
240  };
241  
242  /* TPA-end ETH Rx FP CQE */
243  struct eth_fast_path_rx_tpa_end_cqe {
244  	u8 type;
245  	u8 tpa_agg_index;
246  	__le16 total_packet_len;
247  	u8 num_of_bds;
248  	u8 end_reason;
249  	__le16 num_of_coalesced_segs;
250  	__le32 ts_delta;
251  	__le16 len_list[ETH_TPA_CQE_END_LEN_LIST_SIZE];
252  	__le16 reserved3[ETH_TPA_CQE_END_LEN_LIST_SIZE];
253  	__le16 reserved1;
254  	u8 reserved2;
255  	struct eth_pmd_flow_flags pmd_flags;
256  };
257  
258  /* TPA-start ETH Rx FP CQE */
259  struct eth_fast_path_rx_tpa_start_cqe {
260  	u8 type;
261  	u8 bitfields;
262  #define ETH_FAST_PATH_RX_TPA_START_CQE_RSS_HASH_TYPE_MASK	0x7
263  #define ETH_FAST_PATH_RX_TPA_START_CQE_RSS_HASH_TYPE_SHIFT	0
264  #define ETH_FAST_PATH_RX_TPA_START_CQE_TC_MASK			0xF
265  #define ETH_FAST_PATH_RX_TPA_START_CQE_TC_SHIFT			3
266  #define ETH_FAST_PATH_RX_TPA_START_CQE_RESERVED0_MASK		0x1
267  #define ETH_FAST_PATH_RX_TPA_START_CQE_RESERVED0_SHIFT		7
268  	__le16 seg_len;
269  	struct parsing_and_err_flags pars_flags;
270  	__le16 vlan_tag;
271  	__le32 rss_hash;
272  	__le16 len_on_first_bd;
273  	u8 placement_offset;
274  	struct eth_tunnel_parsing_flags tunnel_pars_flags;
275  	u8 tpa_agg_index;
276  	u8 header_len;
277  	__le16 bw_ext_bd_len_list[ETH_TPA_CQE_START_BW_LEN_LIST_SIZE];
278  	__le16 reserved2;
279  	__le32 flow_id_or_resource_id;
280  	u8 reserved[3];
281  	struct eth_pmd_flow_flags pmd_flags;
282  };
283  
284  /* The L4 pseudo checksum mode for Ethernet */
285  enum eth_l4_pseudo_checksum_mode {
286  	ETH_L4_PSEUDO_CSUM_CORRECT_LENGTH,
287  	ETH_L4_PSEUDO_CSUM_ZERO_LENGTH,
288  	MAX_ETH_L4_PSEUDO_CHECKSUM_MODE
289  };
290  
291  struct eth_rx_bd {
292  	struct regpair addr;
293  };
294  
295  /* Regular ETH Rx SP CQE */
296  struct eth_slow_path_rx_cqe {
297  	u8 type;
298  	u8 ramrod_cmd_id;
299  	u8 error_flag;
300  	u8 reserved[25];
301  	__le16 echo;
302  	u8 reserved1;
303  	struct eth_pmd_flow_flags pmd_flags;
304  };
305  
306  /* Union for all ETH Rx CQE types */
307  union eth_rx_cqe {
308  	struct eth_fast_path_rx_reg_cqe fast_path_regular;
309  	struct eth_fast_path_rx_tpa_start_cqe fast_path_tpa_start;
310  	struct eth_fast_path_rx_tpa_cont_cqe fast_path_tpa_cont;
311  	struct eth_fast_path_rx_tpa_end_cqe fast_path_tpa_end;
312  	struct eth_slow_path_rx_cqe slow_path;
313  };
314  
315  /* ETH Rx CQE type */
316  enum eth_rx_cqe_type {
317  	ETH_RX_CQE_TYPE_UNUSED,
318  	ETH_RX_CQE_TYPE_REGULAR,
319  	ETH_RX_CQE_TYPE_SLOW_PATH,
320  	ETH_RX_CQE_TYPE_TPA_START,
321  	ETH_RX_CQE_TYPE_TPA_CONT,
322  	ETH_RX_CQE_TYPE_TPA_END,
323  	MAX_ETH_RX_CQE_TYPE
324  };
325  
326  struct eth_rx_pmd_cqe {
327  	union eth_rx_cqe cqe;
328  	u8 reserved[ETH_RX_CQE_GAP];
329  };
330  
331  enum eth_rx_tunn_type {
332  	ETH_RX_NO_TUNN,
333  	ETH_RX_TUNN_GENEVE,
334  	ETH_RX_TUNN_GRE,
335  	ETH_RX_TUNN_VXLAN,
336  	MAX_ETH_RX_TUNN_TYPE
337  };
338  
339  /* Aggregation end reason. */
340  enum eth_tpa_end_reason {
341  	ETH_AGG_END_UNUSED,
342  	ETH_AGG_END_SP_UPDATE,
343  	ETH_AGG_END_MAX_LEN,
344  	ETH_AGG_END_LAST_SEG,
345  	ETH_AGG_END_TIMEOUT,
346  	ETH_AGG_END_NOT_CONSISTENT,
347  	ETH_AGG_END_OUT_OF_ORDER,
348  	ETH_AGG_END_NON_TPA_SEG,
349  	MAX_ETH_TPA_END_REASON
350  };
351  
352  /* The first tx bd of a given packet */
353  struct eth_tx_1st_bd {
354  	struct regpair addr;
355  	__le16 nbytes;
356  	struct eth_tx_data_1st_bd data;
357  };
358  
359  /* The second tx bd of a given packet */
360  struct eth_tx_2nd_bd {
361  	struct regpair addr;
362  	__le16 nbytes;
363  	struct eth_tx_data_2nd_bd data;
364  };
365  
366  /* The parsing information data for the third tx bd of a given packet */
367  struct eth_tx_data_3rd_bd {
368  	__le16 lso_mss;
369  	__le16 bitfields;
370  #define ETH_TX_DATA_3RD_BD_TCP_HDR_LEN_DW_MASK	0xF
371  #define ETH_TX_DATA_3RD_BD_TCP_HDR_LEN_DW_SHIFT	0
372  #define ETH_TX_DATA_3RD_BD_HDR_NBD_MASK		0xF
373  #define ETH_TX_DATA_3RD_BD_HDR_NBD_SHIFT	4
374  #define ETH_TX_DATA_3RD_BD_START_BD_MASK	0x1
375  #define ETH_TX_DATA_3RD_BD_START_BD_SHIFT	8
376  #define ETH_TX_DATA_3RD_BD_RESERVED0_MASK	0x7F
377  #define ETH_TX_DATA_3RD_BD_RESERVED0_SHIFT	9
378  	u8 tunn_l4_hdr_start_offset_w;
379  	u8 tunn_hdr_size_w;
380  };
381  
382  /* The third tx bd of a given packet */
383  struct eth_tx_3rd_bd {
384  	struct regpair addr;
385  	__le16 nbytes;
386  	struct eth_tx_data_3rd_bd data;
387  };
388  
389  /* The parsing information data for the forth tx bd of a given packet. */
390  struct eth_tx_data_4th_bd {
391  	u8 dst_vport_id;
392  	u8 reserved4;
393  	__le16 bitfields;
394  #define ETH_TX_DATA_4TH_BD_DST_VPORT_ID_VALID_MASK  0x1
395  #define ETH_TX_DATA_4TH_BD_DST_VPORT_ID_VALID_SHIFT 0
396  #define ETH_TX_DATA_4TH_BD_RESERVED1_MASK           0x7F
397  #define ETH_TX_DATA_4TH_BD_RESERVED1_SHIFT          1
398  #define ETH_TX_DATA_4TH_BD_START_BD_MASK            0x1
399  #define ETH_TX_DATA_4TH_BD_START_BD_SHIFT           8
400  #define ETH_TX_DATA_4TH_BD_RESERVED2_MASK           0x7F
401  #define ETH_TX_DATA_4TH_BD_RESERVED2_SHIFT          9
402  	__le16 reserved3;
403  };
404  
405  /* The forth tx bd of a given packet */
406  struct eth_tx_4th_bd {
407  	struct regpair addr; /* Single continuous buffer */
408  	__le16 nbytes; /* Number of bytes in this BD */
409  	struct eth_tx_data_4th_bd data; /* Parsing information data */
410  };
411  
412  /* Complementary information for the regular tx bd of a given packet */
413  struct eth_tx_data_bd {
414  	__le16 reserved0;
415  	__le16 bitfields;
416  #define ETH_TX_DATA_BD_RESERVED1_MASK	0xFF
417  #define ETH_TX_DATA_BD_RESERVED1_SHIFT	0
418  #define ETH_TX_DATA_BD_START_BD_MASK	0x1
419  #define ETH_TX_DATA_BD_START_BD_SHIFT	8
420  #define ETH_TX_DATA_BD_RESERVED2_MASK	0x7F
421  #define ETH_TX_DATA_BD_RESERVED2_SHIFT	9
422  	__le16 reserved3;
423  };
424  
425  /* The common non-special TX BD ring element */
426  struct eth_tx_bd {
427  	struct regpair addr;
428  	__le16 nbytes;
429  	struct eth_tx_data_bd data;
430  };
431  
432  union eth_tx_bd_types {
433  	struct eth_tx_1st_bd first_bd;
434  	struct eth_tx_2nd_bd second_bd;
435  	struct eth_tx_3rd_bd third_bd;
436  	struct eth_tx_4th_bd fourth_bd;
437  	struct eth_tx_bd reg_bd;
438  };
439  
440  /* Mstorm Queue Zone */
441  enum eth_tx_tunn_type {
442  	ETH_TX_TUNN_GENEVE,
443  	ETH_TX_TUNN_TTAG,
444  	ETH_TX_TUNN_GRE,
445  	ETH_TX_TUNN_VXLAN,
446  	MAX_ETH_TX_TUNN_TYPE
447  };
448  
449  /* Mstorm Queue Zone */
450  struct mstorm_eth_queue_zone {
451  	struct eth_rx_prod_data rx_producers;
452  	__le32 reserved[3];
453  };
454  
455  /* Ystorm Queue Zone */
456  struct xstorm_eth_queue_zone {
457  	struct coalescing_timeset int_coalescing_timeset;
458  	u8 reserved[7];
459  };
460  
461  /* ETH doorbell data */
462  struct eth_db_data {
463  	u8 params;
464  #define ETH_DB_DATA_DEST_MASK		0x3
465  #define ETH_DB_DATA_DEST_SHIFT		0
466  #define ETH_DB_DATA_AGG_CMD_MASK	0x3
467  #define ETH_DB_DATA_AGG_CMD_SHIFT	2
468  #define ETH_DB_DATA_BYPASS_EN_MASK	0x1
469  #define ETH_DB_DATA_BYPASS_EN_SHIFT	4
470  #define ETH_DB_DATA_RESERVED_MASK	0x1
471  #define ETH_DB_DATA_RESERVED_SHIFT	5
472  #define ETH_DB_DATA_AGG_VAL_SEL_MASK	0x3
473  #define ETH_DB_DATA_AGG_VAL_SEL_SHIFT	6
474  	u8 agg_flags;
475  	__le16 bd_prod;
476  };
477  
478  /* RSS hash type */
479  enum rss_hash_type {
480  	RSS_HASH_TYPE_DEFAULT = 0,
481  	RSS_HASH_TYPE_IPV4 = 1,
482  	RSS_HASH_TYPE_TCP_IPV4 = 2,
483  	RSS_HASH_TYPE_IPV6 = 3,
484  	RSS_HASH_TYPE_TCP_IPV6 = 4,
485  	RSS_HASH_TYPE_UDP_IPV4 = 5,
486  	RSS_HASH_TYPE_UDP_IPV6 = 6,
487  	MAX_RSS_HASH_TYPE
488  };
489  
490  #endif /* __ETH_COMMON__ */
491