1 /* QLogic qed NIC Driver
2  * Copyright (c) 2015-2017  QLogic Corporation
3  *
4  * This software is available to you under a choice of one of two
5  * licenses.  You may choose to be licensed under the terms of the GNU
6  * General Public License (GPL) Version 2, available from the file
7  * COPYING in the main directory of this source tree, or the
8  * OpenIB.org BSD license below:
9  *
10  *     Redistribution and use in source and binary forms, with or
11  *     without modification, are permitted provided that the following
12  *     conditions are met:
13  *
14  *      - Redistributions of source code must retain the above
15  *        copyright notice, this list of conditions and the following
16  *        disclaimer.
17  *
18  *      - Redistributions in binary form must reproduce the above
19  *        copyright notice, this list of conditions and the following
20  *        disclaimer in the documentation and /or other materials
21  *        provided with the distribution.
22  *
23  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30  * SOFTWARE.
31  */
32 
33 #ifndef __ETH_COMMON__
34 #define __ETH_COMMON__
35 
36 /********************/
37 /* ETH FW CONSTANTS */
38 /********************/
39 
40 #define ETH_HSI_VER_MAJOR		3
41 #define ETH_HSI_VER_MINOR		10
42 
43 #define ETH_HSI_VER_NO_PKT_LEN_TUNN	5
44 
45 #define ETH_CACHE_LINE_SIZE		64
46 #define ETH_RX_CQE_GAP			32
47 #define ETH_MAX_RAMROD_PER_CON		8
48 #define ETH_TX_BD_PAGE_SIZE_BYTES	4096
49 #define ETH_RX_BD_PAGE_SIZE_BYTES	4096
50 #define ETH_RX_CQE_PAGE_SIZE_BYTES	4096
51 #define ETH_RX_NUM_NEXT_PAGE_BDS	2
52 
53 #define ETH_MAX_TUNN_LSO_INNER_IPV4_OFFSET	253
54 #define ETH_MAX_TUNN_LSO_INNER_IPV6_OFFSET	251
55 
56 #define ETH_TX_MIN_BDS_PER_NON_LSO_PKT			1
57 #define ETH_TX_MAX_BDS_PER_NON_LSO_PACKET		18
58 #define ETH_TX_MAX_BDS_PER_LSO_PACKET			255
59 #define ETH_TX_MAX_LSO_HDR_NBD				4
60 #define ETH_TX_MIN_BDS_PER_LSO_PKT			3
61 #define ETH_TX_MIN_BDS_PER_TUNN_IPV6_WITH_EXT_PKT	3
62 #define ETH_TX_MIN_BDS_PER_IPV6_WITH_EXT_PKT		2
63 #define ETH_TX_MIN_BDS_PER_PKT_W_LOOPBACK_MODE		2
64 #define ETH_TX_MAX_NON_LSO_PKT_LEN		(9700 - (4 + 4 + 12 + 8))
65 #define ETH_TX_MAX_LSO_HDR_BYTES			510
66 #define ETH_TX_LSO_WINDOW_BDS_NUM			(18 - 1)
67 #define ETH_TX_LSO_WINDOW_MIN_LEN			9700
68 #define ETH_TX_MAX_LSO_PAYLOAD_LEN			0xFE000
69 #define ETH_TX_NUM_SAME_AS_LAST_ENTRIES			320
70 #define ETH_TX_INACTIVE_SAME_AS_LAST			0xFFFF
71 
72 #define ETH_NUM_STATISTIC_COUNTERS			MAX_NUM_VPORTS
73 #define ETH_NUM_STATISTIC_COUNTERS_DOUBLE_VF_ZONE \
74 	(ETH_NUM_STATISTIC_COUNTERS - MAX_NUM_VFS / 2)
75 #define ETH_NUM_STATISTIC_COUNTERS_QUAD_VF_ZONE \
76 	(ETH_NUM_STATISTIC_COUNTERS - 3 * MAX_NUM_VFS / 4)
77 
78 /* Maximum number of buffers, used for RX packet placement */
79 #define ETH_RX_MAX_BUFF_PER_PKT		5
80 #define ETH_RX_BD_THRESHOLD		12
81 
82 /* Num of MAC/VLAN filters */
83 #define ETH_NUM_MAC_FILTERS		512
84 #define ETH_NUM_VLAN_FILTERS		512
85 
86 /* Approx. multicast constants */
87 #define ETH_MULTICAST_BIN_FROM_MAC_SEED	0
88 #define ETH_MULTICAST_MAC_BINS		256
89 #define ETH_MULTICAST_MAC_BINS_IN_REGS	(ETH_MULTICAST_MAC_BINS / 32)
90 
91 /* Ethernet vport update constants */
92 #define ETH_FILTER_RULES_COUNT		10
93 #define ETH_RSS_IND_TABLE_ENTRIES_NUM	128
94 #define ETH_RSS_KEY_SIZE_REGS		10
95 #define ETH_RSS_ENGINE_NUM_K2		207
96 #define ETH_RSS_ENGINE_NUM_BB		127
97 
98 /* TPA constants */
99 #define ETH_TPA_MAX_AGGS_NUM		64
100 #define ETH_TPA_CQE_START_LEN_LIST_SIZE	ETH_RX_MAX_BUFF_PER_PKT
101 #define ETH_TPA_CQE_CONT_LEN_LIST_SIZE	6
102 #define ETH_TPA_CQE_END_LEN_LIST_SIZE	4
103 
104 /* Control frame check constants */
105 #define ETH_CTL_FRAME_ETH_TYPE_NUM	4
106 
107 /* GFS constants */
108 #define ETH_GFT_TRASHCAN_VPORT         0x1FF	/* GFT drop flow vport number */
109 
110 /* Destination port mode */
111 enum dest_port_mode {
112 	DEST_PORT_PHY,
113 	DEST_PORT_LOOPBACK,
114 	DEST_PORT_PHY_LOOPBACK,
115 	DEST_PORT_DROP,
116 	MAX_DEST_PORT_MODE
117 };
118 
119 /* Ethernet address type */
120 enum eth_addr_type {
121 	BROADCAST_ADDRESS,
122 	MULTICAST_ADDRESS,
123 	UNICAST_ADDRESS,
124 	UNKNOWN_ADDRESS,
125 	MAX_ETH_ADDR_TYPE
126 };
127 
128 struct eth_tx_1st_bd_flags {
129 	u8 bitfields;
130 #define ETH_TX_1ST_BD_FLAGS_START_BD_MASK		0x1
131 #define ETH_TX_1ST_BD_FLAGS_START_BD_SHIFT		0
132 #define ETH_TX_1ST_BD_FLAGS_FORCE_VLAN_MODE_MASK	0x1
133 #define ETH_TX_1ST_BD_FLAGS_FORCE_VLAN_MODE_SHIFT	1
134 #define ETH_TX_1ST_BD_FLAGS_IP_CSUM_MASK		0x1
135 #define ETH_TX_1ST_BD_FLAGS_IP_CSUM_SHIFT		2
136 #define ETH_TX_1ST_BD_FLAGS_L4_CSUM_MASK		0x1
137 #define ETH_TX_1ST_BD_FLAGS_L4_CSUM_SHIFT		3
138 #define ETH_TX_1ST_BD_FLAGS_VLAN_INSERTION_MASK		0x1
139 #define ETH_TX_1ST_BD_FLAGS_VLAN_INSERTION_SHIFT	4
140 #define ETH_TX_1ST_BD_FLAGS_LSO_MASK			0x1
141 #define ETH_TX_1ST_BD_FLAGS_LSO_SHIFT			5
142 #define ETH_TX_1ST_BD_FLAGS_TUNN_IP_CSUM_MASK		0x1
143 #define ETH_TX_1ST_BD_FLAGS_TUNN_IP_CSUM_SHIFT		6
144 #define ETH_TX_1ST_BD_FLAGS_TUNN_L4_CSUM_MASK		0x1
145 #define ETH_TX_1ST_BD_FLAGS_TUNN_L4_CSUM_SHIFT		7
146 };
147 
148 /* The parsing information data fo rthe first tx bd of a given packet */
149 struct eth_tx_data_1st_bd {
150 	__le16 vlan;
151 	u8 nbds;
152 	struct eth_tx_1st_bd_flags bd_flags;
153 	__le16 bitfields;
154 #define ETH_TX_DATA_1ST_BD_TUNN_FLAG_MASK	0x1
155 #define ETH_TX_DATA_1ST_BD_TUNN_FLAG_SHIFT	0
156 #define ETH_TX_DATA_1ST_BD_RESERVED0_MASK	0x1
157 #define ETH_TX_DATA_1ST_BD_RESERVED0_SHIFT	1
158 #define ETH_TX_DATA_1ST_BD_PKT_LEN_MASK		0x3FFF
159 #define ETH_TX_DATA_1ST_BD_PKT_LEN_SHIFT	2
160 };
161 
162 /* The parsing information data for the second tx bd of a given packet */
163 struct eth_tx_data_2nd_bd {
164 	__le16 tunn_ip_size;
165 	__le16	bitfields1;
166 #define ETH_TX_DATA_2ND_BD_TUNN_INNER_L2_HDR_SIZE_W_MASK	0xF
167 #define ETH_TX_DATA_2ND_BD_TUNN_INNER_L2_HDR_SIZE_W_SHIFT	0
168 #define ETH_TX_DATA_2ND_BD_TUNN_INNER_ETH_TYPE_MASK		0x3
169 #define ETH_TX_DATA_2ND_BD_TUNN_INNER_ETH_TYPE_SHIFT		4
170 #define ETH_TX_DATA_2ND_BD_DEST_PORT_MODE_MASK			0x3
171 #define ETH_TX_DATA_2ND_BD_DEST_PORT_MODE_SHIFT			6
172 #define ETH_TX_DATA_2ND_BD_START_BD_MASK			0x1
173 #define ETH_TX_DATA_2ND_BD_START_BD_SHIFT			8
174 #define ETH_TX_DATA_2ND_BD_TUNN_TYPE_MASK			0x3
175 #define ETH_TX_DATA_2ND_BD_TUNN_TYPE_SHIFT			9
176 #define ETH_TX_DATA_2ND_BD_TUNN_INNER_IPV6_MASK			0x1
177 #define ETH_TX_DATA_2ND_BD_TUNN_INNER_IPV6_SHIFT		11
178 #define ETH_TX_DATA_2ND_BD_IPV6_EXT_MASK			0x1
179 #define ETH_TX_DATA_2ND_BD_IPV6_EXT_SHIFT			12
180 #define ETH_TX_DATA_2ND_BD_TUNN_IPV6_EXT_MASK			0x1
181 #define ETH_TX_DATA_2ND_BD_TUNN_IPV6_EXT_SHIFT			13
182 #define ETH_TX_DATA_2ND_BD_L4_UDP_MASK				0x1
183 #define ETH_TX_DATA_2ND_BD_L4_UDP_SHIFT				14
184 #define ETH_TX_DATA_2ND_BD_L4_PSEUDO_CSUM_MODE_MASK		0x1
185 #define ETH_TX_DATA_2ND_BD_L4_PSEUDO_CSUM_MODE_SHIFT		15
186 	__le16 bitfields2;
187 #define ETH_TX_DATA_2ND_BD_L4_HDR_START_OFFSET_W_MASK		0x1FFF
188 #define ETH_TX_DATA_2ND_BD_L4_HDR_START_OFFSET_W_SHIFT		0
189 #define ETH_TX_DATA_2ND_BD_RESERVED0_MASK			0x7
190 #define ETH_TX_DATA_2ND_BD_RESERVED0_SHIFT			13
191 };
192 
193 /* Firmware data for L2-EDPM packet */
194 struct eth_edpm_fw_data {
195 	struct eth_tx_data_1st_bd data_1st_bd;
196 	struct eth_tx_data_2nd_bd data_2nd_bd;
197 	__le32 reserved;
198 };
199 
200 /* Tunneling parsing flags */
201 struct eth_tunnel_parsing_flags {
202 	u8 flags;
203 #define	ETH_TUNNEL_PARSING_FLAGS_TYPE_MASK		0x3
204 #define	ETH_TUNNEL_PARSING_FLAGS_TYPE_SHIFT		0
205 #define	ETH_TUNNEL_PARSING_FLAGS_TENNANT_ID_EXIST_MASK	0x1
206 #define	ETH_TUNNEL_PARSING_FLAGS_TENNANT_ID_EXIST_SHIFT	2
207 #define	ETH_TUNNEL_PARSING_FLAGS_NEXT_PROTOCOL_MASK	0x3
208 #define	ETH_TUNNEL_PARSING_FLAGS_NEXT_PROTOCOL_SHIFT	3
209 #define	ETH_TUNNEL_PARSING_FLAGS_FIRSTHDRIPMATCH_MASK	0x1
210 #define	ETH_TUNNEL_PARSING_FLAGS_FIRSTHDRIPMATCH_SHIFT	5
211 #define	ETH_TUNNEL_PARSING_FLAGS_IPV4_FRAGMENT_MASK	0x1
212 #define	ETH_TUNNEL_PARSING_FLAGS_IPV4_FRAGMENT_SHIFT	6
213 #define	ETH_TUNNEL_PARSING_FLAGS_IPV4_OPTIONS_MASK	0x1
214 #define	ETH_TUNNEL_PARSING_FLAGS_IPV4_OPTIONS_SHIFT	7
215 };
216 
217 /* PMD flow control bits */
218 struct eth_pmd_flow_flags {
219 	u8 flags;
220 #define ETH_PMD_FLOW_FLAGS_VALID_MASK		0x1
221 #define ETH_PMD_FLOW_FLAGS_VALID_SHIFT		0
222 #define ETH_PMD_FLOW_FLAGS_TOGGLE_MASK		0x1
223 #define ETH_PMD_FLOW_FLAGS_TOGGLE_SHIFT		1
224 #define ETH_PMD_FLOW_FLAGS_RESERVED_MASK	0x3F
225 #define ETH_PMD_FLOW_FLAGS_RESERVED_SHIFT	2
226 };
227 
228 /* Regular ETH Rx FP CQE */
229 struct eth_fast_path_rx_reg_cqe {
230 	u8 type;
231 	u8 bitfields;
232 #define ETH_FAST_PATH_RX_REG_CQE_RSS_HASH_TYPE_MASK	0x7
233 #define ETH_FAST_PATH_RX_REG_CQE_RSS_HASH_TYPE_SHIFT	0
234 #define ETH_FAST_PATH_RX_REG_CQE_TC_MASK		0xF
235 #define ETH_FAST_PATH_RX_REG_CQE_TC_SHIFT		3
236 #define ETH_FAST_PATH_RX_REG_CQE_RESERVED0_MASK		0x1
237 #define ETH_FAST_PATH_RX_REG_CQE_RESERVED0_SHIFT	7
238 	__le16 pkt_len;
239 	struct parsing_and_err_flags pars_flags;
240 	__le16 vlan_tag;
241 	__le32 rss_hash;
242 	__le16 len_on_first_bd;
243 	u8 placement_offset;
244 	struct eth_tunnel_parsing_flags tunnel_pars_flags;
245 	u8 bd_num;
246 	u8 reserved;
247 	__le16 flow_id;
248 	u8 reserved1[11];
249 	struct eth_pmd_flow_flags pmd_flags;
250 };
251 
252 /* TPA-continue ETH Rx FP CQE */
253 struct eth_fast_path_rx_tpa_cont_cqe {
254 	u8 type;
255 	u8 tpa_agg_index;
256 	__le16 len_list[ETH_TPA_CQE_CONT_LEN_LIST_SIZE];
257 	u8 reserved;
258 	u8 reserved1;
259 	__le16 reserved2[ETH_TPA_CQE_CONT_LEN_LIST_SIZE];
260 	u8 reserved3[3];
261 	struct eth_pmd_flow_flags pmd_flags;
262 };
263 
264 /* TPA-end ETH Rx FP CQE */
265 struct eth_fast_path_rx_tpa_end_cqe {
266 	u8 type;
267 	u8 tpa_agg_index;
268 	__le16 total_packet_len;
269 	u8 num_of_bds;
270 	u8 end_reason;
271 	__le16 num_of_coalesced_segs;
272 	__le32 ts_delta;
273 	__le16 len_list[ETH_TPA_CQE_END_LEN_LIST_SIZE];
274 	__le16 reserved3[ETH_TPA_CQE_END_LEN_LIST_SIZE];
275 	__le16 reserved1;
276 	u8 reserved2;
277 	struct eth_pmd_flow_flags pmd_flags;
278 };
279 
280 /* TPA-start ETH Rx FP CQE */
281 struct eth_fast_path_rx_tpa_start_cqe {
282 	u8 type;
283 	u8 bitfields;
284 #define ETH_FAST_PATH_RX_TPA_START_CQE_RSS_HASH_TYPE_MASK	0x7
285 #define ETH_FAST_PATH_RX_TPA_START_CQE_RSS_HASH_TYPE_SHIFT	0
286 #define ETH_FAST_PATH_RX_TPA_START_CQE_TC_MASK			0xF
287 #define ETH_FAST_PATH_RX_TPA_START_CQE_TC_SHIFT			3
288 #define ETH_FAST_PATH_RX_TPA_START_CQE_RESERVED0_MASK		0x1
289 #define ETH_FAST_PATH_RX_TPA_START_CQE_RESERVED0_SHIFT		7
290 	__le16 seg_len;
291 	struct parsing_and_err_flags pars_flags;
292 	__le16 vlan_tag;
293 	__le32 rss_hash;
294 	__le16 len_on_first_bd;
295 	u8 placement_offset;
296 	struct eth_tunnel_parsing_flags tunnel_pars_flags;
297 	u8 tpa_agg_index;
298 	u8 header_len;
299 	__le16 ext_bd_len_list[ETH_TPA_CQE_START_LEN_LIST_SIZE];
300 	__le16 flow_id;
301 	u8 reserved;
302 	struct eth_pmd_flow_flags pmd_flags;
303 };
304 
305 /* The L4 pseudo checksum mode for Ethernet */
306 enum eth_l4_pseudo_checksum_mode {
307 	ETH_L4_PSEUDO_CSUM_CORRECT_LENGTH,
308 	ETH_L4_PSEUDO_CSUM_ZERO_LENGTH,
309 	MAX_ETH_L4_PSEUDO_CHECKSUM_MODE
310 };
311 
312 struct eth_rx_bd {
313 	struct regpair addr;
314 };
315 
316 /* Regular ETH Rx SP CQE */
317 struct eth_slow_path_rx_cqe {
318 	u8 type;
319 	u8 ramrod_cmd_id;
320 	u8 error_flag;
321 	u8 reserved[25];
322 	__le16 echo;
323 	u8 reserved1;
324 	struct eth_pmd_flow_flags pmd_flags;
325 };
326 
327 /* Union for all ETH Rx CQE types */
328 union eth_rx_cqe {
329 	struct eth_fast_path_rx_reg_cqe fast_path_regular;
330 	struct eth_fast_path_rx_tpa_start_cqe fast_path_tpa_start;
331 	struct eth_fast_path_rx_tpa_cont_cqe fast_path_tpa_cont;
332 	struct eth_fast_path_rx_tpa_end_cqe fast_path_tpa_end;
333 	struct eth_slow_path_rx_cqe slow_path;
334 };
335 
336 /* ETH Rx CQE type */
337 enum eth_rx_cqe_type {
338 	ETH_RX_CQE_TYPE_UNUSED,
339 	ETH_RX_CQE_TYPE_REGULAR,
340 	ETH_RX_CQE_TYPE_SLOW_PATH,
341 	ETH_RX_CQE_TYPE_TPA_START,
342 	ETH_RX_CQE_TYPE_TPA_CONT,
343 	ETH_RX_CQE_TYPE_TPA_END,
344 	MAX_ETH_RX_CQE_TYPE
345 };
346 
347 struct eth_rx_pmd_cqe {
348 	union eth_rx_cqe cqe;
349 	u8 reserved[ETH_RX_CQE_GAP];
350 };
351 
352 enum eth_rx_tunn_type {
353 	ETH_RX_NO_TUNN,
354 	ETH_RX_TUNN_GENEVE,
355 	ETH_RX_TUNN_GRE,
356 	ETH_RX_TUNN_VXLAN,
357 	MAX_ETH_RX_TUNN_TYPE
358 };
359 
360 /* Aggregation end reason. */
361 enum eth_tpa_end_reason {
362 	ETH_AGG_END_UNUSED,
363 	ETH_AGG_END_SP_UPDATE,
364 	ETH_AGG_END_MAX_LEN,
365 	ETH_AGG_END_LAST_SEG,
366 	ETH_AGG_END_TIMEOUT,
367 	ETH_AGG_END_NOT_CONSISTENT,
368 	ETH_AGG_END_OUT_OF_ORDER,
369 	ETH_AGG_END_NON_TPA_SEG,
370 	MAX_ETH_TPA_END_REASON
371 };
372 
373 /* The first tx bd of a given packet */
374 struct eth_tx_1st_bd {
375 	struct regpair addr;
376 	__le16 nbytes;
377 	struct eth_tx_data_1st_bd data;
378 };
379 
380 /* The second tx bd of a given packet */
381 struct eth_tx_2nd_bd {
382 	struct regpair addr;
383 	__le16 nbytes;
384 	struct eth_tx_data_2nd_bd data;
385 };
386 
387 /* The parsing information data for the third tx bd of a given packet */
388 struct eth_tx_data_3rd_bd {
389 	__le16 lso_mss;
390 	__le16 bitfields;
391 #define ETH_TX_DATA_3RD_BD_TCP_HDR_LEN_DW_MASK	0xF
392 #define ETH_TX_DATA_3RD_BD_TCP_HDR_LEN_DW_SHIFT	0
393 #define ETH_TX_DATA_3RD_BD_HDR_NBD_MASK		0xF
394 #define ETH_TX_DATA_3RD_BD_HDR_NBD_SHIFT	4
395 #define ETH_TX_DATA_3RD_BD_START_BD_MASK	0x1
396 #define ETH_TX_DATA_3RD_BD_START_BD_SHIFT	8
397 #define ETH_TX_DATA_3RD_BD_RESERVED0_MASK	0x7F
398 #define ETH_TX_DATA_3RD_BD_RESERVED0_SHIFT	9
399 	u8 tunn_l4_hdr_start_offset_w;
400 	u8 tunn_hdr_size_w;
401 };
402 
403 /* The third tx bd of a given packet */
404 struct eth_tx_3rd_bd {
405 	struct regpair addr;
406 	__le16 nbytes;
407 	struct eth_tx_data_3rd_bd data;
408 };
409 
410 /* Complementary information for the regular tx bd of a given packet */
411 struct eth_tx_data_bd {
412 	__le16 reserved0;
413 	__le16 bitfields;
414 #define ETH_TX_DATA_BD_RESERVED1_MASK	0xFF
415 #define ETH_TX_DATA_BD_RESERVED1_SHIFT	0
416 #define ETH_TX_DATA_BD_START_BD_MASK	0x1
417 #define ETH_TX_DATA_BD_START_BD_SHIFT	8
418 #define ETH_TX_DATA_BD_RESERVED2_MASK	0x7F
419 #define ETH_TX_DATA_BD_RESERVED2_SHIFT	9
420 	__le16 reserved3;
421 };
422 
423 /* The common non-special TX BD ring element */
424 struct eth_tx_bd {
425 	struct regpair addr;
426 	__le16 nbytes;
427 	struct eth_tx_data_bd data;
428 };
429 
430 union eth_tx_bd_types {
431 	struct eth_tx_1st_bd first_bd;
432 	struct eth_tx_2nd_bd second_bd;
433 	struct eth_tx_3rd_bd third_bd;
434 	struct eth_tx_bd reg_bd;
435 };
436 
437 /* Mstorm Queue Zone */
438 enum eth_tx_tunn_type {
439 	ETH_TX_TUNN_GENEVE,
440 	ETH_TX_TUNN_TTAG,
441 	ETH_TX_TUNN_GRE,
442 	ETH_TX_TUNN_VXLAN,
443 	MAX_ETH_TX_TUNN_TYPE
444 };
445 
446 /* Ystorm Queue Zone */
447 struct xstorm_eth_queue_zone {
448 	struct coalescing_timeset int_coalescing_timeset;
449 	u8 reserved[7];
450 };
451 
452 /* ETH doorbell data */
453 struct eth_db_data {
454 	u8 params;
455 #define ETH_DB_DATA_DEST_MASK		0x3
456 #define ETH_DB_DATA_DEST_SHIFT		0
457 #define ETH_DB_DATA_AGG_CMD_MASK	0x3
458 #define ETH_DB_DATA_AGG_CMD_SHIFT	2
459 #define ETH_DB_DATA_BYPASS_EN_MASK	0x1
460 #define ETH_DB_DATA_BYPASS_EN_SHIFT	4
461 #define ETH_DB_DATA_RESERVED_MASK	0x1
462 #define ETH_DB_DATA_RESERVED_SHIFT	5
463 #define ETH_DB_DATA_AGG_VAL_SEL_MASK	0x3
464 #define ETH_DB_DATA_AGG_VAL_SEL_SHIFT	6
465 	u8 agg_flags;
466 	__le16 bd_prod;
467 };
468 
469 /* RSS hash type */
470 enum rss_hash_type {
471 	RSS_HASH_TYPE_DEFAULT = 0,
472 	RSS_HASH_TYPE_IPV4 = 1,
473 	RSS_HASH_TYPE_TCP_IPV4 = 2,
474 	RSS_HASH_TYPE_IPV6 = 3,
475 	RSS_HASH_TYPE_TCP_IPV6 = 4,
476 	RSS_HASH_TYPE_UDP_IPV4 = 5,
477 	RSS_HASH_TYPE_UDP_IPV6 = 6,
478 	MAX_RSS_HASH_TYPE
479 };
480 
481 #endif /* __ETH_COMMON__ */
482