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1/* SPDX-License-Identifier: GPL-2.0 */
2/* Copyright (c) 2018, Intel Corporation. */
3
4#ifndef _ICE_LAN_TX_RX_H_
5#define _ICE_LAN_TX_RX_H_
6
7union ice_32byte_rx_desc {
8 struct {
9 __le64 pkt_addr; /* Packet buffer address */
10 __le64 hdr_addr; /* Header buffer address */
11 /* bit 0 of hdr_addr is DD bit */
12 __le64 rsvd1;
13 __le64 rsvd2;
14 } read;
15 struct {
16 struct {
17 struct {
18 __le16 mirroring_status;
19 __le16 l2tag1;
20 } lo_dword;
21 union {
22 __le32 rss; /* RSS Hash */
23 __le32 fd_id; /* Flow Director filter ID */
24 } hi_dword;
25 } qword0;
26 struct {
27 /* status/error/PTYPE/length */
28 __le64 status_error_len;
29 } qword1;
30 struct {
31 __le16 ext_status; /* extended status */
32 __le16 rsvd;
33 __le16 l2tag2_1;
34 __le16 l2tag2_2;
35 } qword2;
36 struct {
37 __le32 reserved;
38 __le32 fd_id;
39 } qword3;
40 } wb; /* writeback */
41};
42
43struct ice_fltr_desc {
44 __le64 qidx_compq_space_stat;
45 __le64 dtype_cmd_vsi_fdid;
46};
47
48#define ICE_FXD_FLTR_QW0_QINDEX_S 0
49#define ICE_FXD_FLTR_QW0_QINDEX_M (0x7FFULL << ICE_FXD_FLTR_QW0_QINDEX_S)
50#define ICE_FXD_FLTR_QW0_COMP_Q_S 11
51#define ICE_FXD_FLTR_QW0_COMP_Q_M BIT_ULL(ICE_FXD_FLTR_QW0_COMP_Q_S)
52#define ICE_FXD_FLTR_QW0_COMP_Q_ZERO 0x0ULL
53
54#define ICE_FXD_FLTR_QW0_COMP_REPORT_S 12
55#define ICE_FXD_FLTR_QW0_COMP_REPORT_M \
56 (0x3ULL << ICE_FXD_FLTR_QW0_COMP_REPORT_S)
57#define ICE_FXD_FLTR_QW0_COMP_REPORT_SW_FAIL 0x1ULL
58#define ICE_FXD_FLTR_QW0_COMP_REPORT_SW 0x2ULL
59
60#define ICE_FXD_FLTR_QW0_FD_SPACE_S 14
61#define ICE_FXD_FLTR_QW0_FD_SPACE_M (0x3ULL << ICE_FXD_FLTR_QW0_FD_SPACE_S)
62#define ICE_FXD_FLTR_QW0_FD_SPACE_GUAR_BEST 0x2ULL
63
64#define ICE_FXD_FLTR_QW0_STAT_CNT_S 16
65#define ICE_FXD_FLTR_QW0_STAT_CNT_M \
66 (0x1FFFULL << ICE_FXD_FLTR_QW0_STAT_CNT_S)
67#define ICE_FXD_FLTR_QW0_STAT_ENA_S 29
68#define ICE_FXD_FLTR_QW0_STAT_ENA_M (0x3ULL << ICE_FXD_FLTR_QW0_STAT_ENA_S)
69#define ICE_FXD_FLTR_QW0_STAT_ENA_PKTS 0x1ULL
70
71#define ICE_FXD_FLTR_QW0_EVICT_ENA_S 31
72#define ICE_FXD_FLTR_QW0_EVICT_ENA_M BIT_ULL(ICE_FXD_FLTR_QW0_EVICT_ENA_S)
73#define ICE_FXD_FLTR_QW0_EVICT_ENA_FALSE 0x0ULL
74#define ICE_FXD_FLTR_QW0_EVICT_ENA_TRUE 0x1ULL
75
76#define ICE_FXD_FLTR_QW0_TO_Q_S 32
77#define ICE_FXD_FLTR_QW0_TO_Q_M (0x7ULL << ICE_FXD_FLTR_QW0_TO_Q_S)
78#define ICE_FXD_FLTR_QW0_TO_Q_EQUALS_QINDEX 0x0ULL
79
80#define ICE_FXD_FLTR_QW0_TO_Q_PRI_S 35
81#define ICE_FXD_FLTR_QW0_TO_Q_PRI_M (0x7ULL << ICE_FXD_FLTR_QW0_TO_Q_PRI_S)
82#define ICE_FXD_FLTR_QW0_TO_Q_PRIO1 0x1ULL
83
84#define ICE_FXD_FLTR_QW0_DPU_RECIPE_S 38
85#define ICE_FXD_FLTR_QW0_DPU_RECIPE_M \
86 (0x3ULL << ICE_FXD_FLTR_QW0_DPU_RECIPE_S)
87#define ICE_FXD_FLTR_QW0_DPU_RECIPE_DFLT 0x0ULL
88
89#define ICE_FXD_FLTR_QW0_DROP_S 40
90#define ICE_FXD_FLTR_QW0_DROP_M BIT_ULL(ICE_FXD_FLTR_QW0_DROP_S)
91#define ICE_FXD_FLTR_QW0_DROP_NO 0x0ULL
92#define ICE_FXD_FLTR_QW0_DROP_YES 0x1ULL
93
94#define ICE_FXD_FLTR_QW0_FLEX_PRI_S 41
95#define ICE_FXD_FLTR_QW0_FLEX_PRI_M (0x7ULL << ICE_FXD_FLTR_QW0_FLEX_PRI_S)
96#define ICE_FXD_FLTR_QW0_FLEX_PRI_NONE 0x0ULL
97
98#define ICE_FXD_FLTR_QW0_FLEX_MDID_S 44
99#define ICE_FXD_FLTR_QW0_FLEX_MDID_M (0xFULL << ICE_FXD_FLTR_QW0_FLEX_MDID_S)
100#define ICE_FXD_FLTR_QW0_FLEX_MDID0 0x0ULL
101
102#define ICE_FXD_FLTR_QW0_FLEX_VAL_S 48
103#define ICE_FXD_FLTR_QW0_FLEX_VAL_M \
104 (0xFFFFULL << ICE_FXD_FLTR_QW0_FLEX_VAL_S)
105#define ICE_FXD_FLTR_QW0_FLEX_VAL0 0x0ULL
106
107#define ICE_FXD_FLTR_QW1_DTYPE_S 0
108#define ICE_FXD_FLTR_QW1_DTYPE_M (0xFULL << ICE_FXD_FLTR_QW1_DTYPE_S)
109#define ICE_FXD_FLTR_QW1_PCMD_S 4
110#define ICE_FXD_FLTR_QW1_PCMD_M BIT_ULL(ICE_FXD_FLTR_QW1_PCMD_S)
111#define ICE_FXD_FLTR_QW1_PCMD_ADD 0x0ULL
112#define ICE_FXD_FLTR_QW1_PCMD_REMOVE 0x1ULL
113
114#define ICE_FXD_FLTR_QW1_PROF_PRI_S 5
115#define ICE_FXD_FLTR_QW1_PROF_PRI_M (0x7ULL << ICE_FXD_FLTR_QW1_PROF_PRI_S)
116#define ICE_FXD_FLTR_QW1_PROF_PRIO_ZERO 0x0ULL
117
118#define ICE_FXD_FLTR_QW1_PROF_S 8
119#define ICE_FXD_FLTR_QW1_PROF_M (0x3FULL << ICE_FXD_FLTR_QW1_PROF_S)
120#define ICE_FXD_FLTR_QW1_PROF_ZERO 0x0ULL
121
122#define ICE_FXD_FLTR_QW1_FD_VSI_S 14
123#define ICE_FXD_FLTR_QW1_FD_VSI_M (0x3FFULL << ICE_FXD_FLTR_QW1_FD_VSI_S)
124#define ICE_FXD_FLTR_QW1_SWAP_S 24
125#define ICE_FXD_FLTR_QW1_SWAP_M BIT_ULL(ICE_FXD_FLTR_QW1_SWAP_S)
126#define ICE_FXD_FLTR_QW1_SWAP_NOT_SET 0x0ULL
127#define ICE_FXD_FLTR_QW1_SWAP_SET 0x1ULL
128
129#define ICE_FXD_FLTR_QW1_FDID_PRI_S 25
130#define ICE_FXD_FLTR_QW1_FDID_PRI_M (0x7ULL << ICE_FXD_FLTR_QW1_FDID_PRI_S)
131#define ICE_FXD_FLTR_QW1_FDID_PRI_ONE 0x1ULL
132#define ICE_FXD_FLTR_QW1_FDID_PRI_THREE 0x3ULL
133
134#define ICE_FXD_FLTR_QW1_FDID_MDID_S 28
135#define ICE_FXD_FLTR_QW1_FDID_MDID_M (0xFULL << ICE_FXD_FLTR_QW1_FDID_MDID_S)
136#define ICE_FXD_FLTR_QW1_FDID_MDID_FD 0x05ULL
137
138#define ICE_FXD_FLTR_QW1_FDID_S 32
139#define ICE_FXD_FLTR_QW1_FDID_M \
140 (0xFFFFFFFFULL << ICE_FXD_FLTR_QW1_FDID_S)
141#define ICE_FXD_FLTR_QW1_FDID_ZERO 0x0ULL
142
143/* definition for FD filter programming status descriptor WB format */
144#define ICE_FXD_FLTR_WB_QW1_DD_S 0
145#define ICE_FXD_FLTR_WB_QW1_DD_M (0x1ULL << ICE_FXD_FLTR_WB_QW1_DD_S)
146#define ICE_FXD_FLTR_WB_QW1_DD_YES 0x1ULL
147
148#define ICE_FXD_FLTR_WB_QW1_PROG_ID_S 1
149#define ICE_FXD_FLTR_WB_QW1_PROG_ID_M \
150 (0x3ULL << ICE_FXD_FLTR_WB_QW1_PROG_ID_S)
151#define ICE_FXD_FLTR_WB_QW1_PROG_ADD 0x0ULL
152#define ICE_FXD_FLTR_WB_QW1_PROG_DEL 0x1ULL
153
154#define ICE_FXD_FLTR_WB_QW1_FAIL_S 4
155#define ICE_FXD_FLTR_WB_QW1_FAIL_M (0x1ULL << ICE_FXD_FLTR_WB_QW1_FAIL_S)
156#define ICE_FXD_FLTR_WB_QW1_FAIL_YES 0x1ULL
157
158#define ICE_FXD_FLTR_WB_QW1_FAIL_PROF_S 5
159#define ICE_FXD_FLTR_WB_QW1_FAIL_PROF_M \
160 (0x1ULL << ICE_FXD_FLTR_WB_QW1_FAIL_PROF_S)
161#define ICE_FXD_FLTR_WB_QW1_FAIL_PROF_YES 0x1ULL
162
163struct ice_rx_ptype_decoded {
164 u32 known:1;
165 u32 outer_ip:1;
166 u32 outer_ip_ver:2;
167 u32 outer_frag:1;
168 u32 tunnel_type:3;
169 u32 tunnel_end_prot:2;
170 u32 tunnel_end_frag:1;
171 u32 inner_prot:4;
172 u32 payload_layer:3;
173};
174
175enum ice_rx_ptype_outer_ip {
176 ICE_RX_PTYPE_OUTER_L2 = 0,
177 ICE_RX_PTYPE_OUTER_IP = 1,
178};
179
180enum ice_rx_ptype_outer_ip_ver {
181 ICE_RX_PTYPE_OUTER_NONE = 0,
182 ICE_RX_PTYPE_OUTER_IPV4 = 1,
183 ICE_RX_PTYPE_OUTER_IPV6 = 2,
184};
185
186enum ice_rx_ptype_outer_fragmented {
187 ICE_RX_PTYPE_NOT_FRAG = 0,
188 ICE_RX_PTYPE_FRAG = 1,
189};
190
191enum ice_rx_ptype_tunnel_type {
192 ICE_RX_PTYPE_TUNNEL_NONE = 0,
193 ICE_RX_PTYPE_TUNNEL_IP_IP = 1,
194 ICE_RX_PTYPE_TUNNEL_IP_GRENAT = 2,
195 ICE_RX_PTYPE_TUNNEL_IP_GRENAT_MAC = 3,
196 ICE_RX_PTYPE_TUNNEL_IP_GRENAT_MAC_VLAN = 4,
197};
198
199enum ice_rx_ptype_tunnel_end_prot {
200 ICE_RX_PTYPE_TUNNEL_END_NONE = 0,
201 ICE_RX_PTYPE_TUNNEL_END_IPV4 = 1,
202 ICE_RX_PTYPE_TUNNEL_END_IPV6 = 2,
203};
204
205enum ice_rx_ptype_inner_prot {
206 ICE_RX_PTYPE_INNER_PROT_NONE = 0,
207 ICE_RX_PTYPE_INNER_PROT_UDP = 1,
208 ICE_RX_PTYPE_INNER_PROT_TCP = 2,
209 ICE_RX_PTYPE_INNER_PROT_SCTP = 3,
210 ICE_RX_PTYPE_INNER_PROT_ICMP = 4,
211 ICE_RX_PTYPE_INNER_PROT_TIMESYNC = 5,
212};
213
214enum ice_rx_ptype_payload_layer {
215 ICE_RX_PTYPE_PAYLOAD_LAYER_NONE = 0,
216 ICE_RX_PTYPE_PAYLOAD_LAYER_PAY2 = 1,
217 ICE_RX_PTYPE_PAYLOAD_LAYER_PAY3 = 2,
218 ICE_RX_PTYPE_PAYLOAD_LAYER_PAY4 = 3,
219};
220
221/* Rx Flex Descriptor
222 * This descriptor is used instead of the legacy version descriptor when
223 * ice_rlan_ctx.adv_desc is set
224 */
225union ice_32b_rx_flex_desc {
226 struct {
227 __le64 pkt_addr; /* Packet buffer address */
228 __le64 hdr_addr; /* Header buffer address */
229 /* bit 0 of hdr_addr is DD bit */
230 __le64 rsvd1;
231 __le64 rsvd2;
232 } read;
233 struct {
234 /* Qword 0 */
235 u8 rxdid; /* descriptor builder profile ID */
236 u8 mir_id_umb_cast; /* mirror=[5:0], umb=[7:6] */
237 __le16 ptype_flex_flags0; /* ptype=[9:0], ff0=[15:10] */
238 __le16 pkt_len; /* [15:14] are reserved */
239 __le16 hdr_len_sph_flex_flags1; /* header=[10:0] */
240 /* sph=[11:11] */
241 /* ff1/ext=[15:12] */
242
243 /* Qword 1 */
244 __le16 status_error0;
245 __le16 l2tag1;
246 __le16 flex_meta0;
247 __le16 flex_meta1;
248
249 /* Qword 2 */
250 __le16 status_error1;
251 u8 flex_flags2;
252 u8 time_stamp_low;
253 __le16 l2tag2_1st;
254 __le16 l2tag2_2nd;
255
256 /* Qword 3 */
257 __le16 flex_meta2;
258 __le16 flex_meta3;
259 union {
260 struct {
261 __le16 flex_meta4;
262 __le16 flex_meta5;
263 } flex;
264 __le32 ts_high;
265 } flex_ts;
266 } wb; /* writeback */
267};
268
269/* Rx Flex Descriptor NIC Profile
270 * This descriptor corresponds to RxDID 2 which contains
271 * metadata fields for RSS, flow ID and timestamp info
272 */
273struct ice_32b_rx_flex_desc_nic {
274 /* Qword 0 */
275 u8 rxdid;
276 u8 mir_id_umb_cast;
277 __le16 ptype_flexi_flags0;
278 __le16 pkt_len;
279 __le16 hdr_len_sph_flex_flags1;
280
281 /* Qword 1 */
282 __le16 status_error0;
283 __le16 l2tag1;
284 __le32 rss_hash;
285
286 /* Qword 2 */
287 __le16 status_error1;
288 u8 flexi_flags2;
289 u8 ts_low;
290 __le16 l2tag2_1st;
291 __le16 l2tag2_2nd;
292
293 /* Qword 3 */
294 __le32 flow_id;
295 union {
296 struct {
297 __le16 vlan_id;
298 __le16 flow_id_ipv6;
299 } flex;
300 __le32 ts_high;
301 } flex_ts;
302};
303
304/* Rx Flex Descriptor NIC Profile
305 * RxDID Profile ID 6
306 * Flex-field 0: RSS hash lower 16-bits
307 * Flex-field 1: RSS hash upper 16-bits
308 * Flex-field 2: Flow ID lower 16-bits
309 * Flex-field 3: Source VSI
310 * Flex-field 4: reserved, VLAN ID taken from L2Tag
311 */
312struct ice_32b_rx_flex_desc_nic_2 {
313 /* Qword 0 */
314 u8 rxdid;
315 u8 mir_id_umb_cast;
316 __le16 ptype_flexi_flags0;
317 __le16 pkt_len;
318 __le16 hdr_len_sph_flex_flags1;
319
320 /* Qword 1 */
321 __le16 status_error0;
322 __le16 l2tag1;
323 __le32 rss_hash;
324
325 /* Qword 2 */
326 __le16 status_error1;
327 u8 flexi_flags2;
328 u8 ts_low;
329 __le16 l2tag2_1st;
330 __le16 l2tag2_2nd;
331
332 /* Qword 3 */
333 __le16 flow_id;
334 __le16 src_vsi;
335 union {
336 struct {
337 __le16 rsvd;
338 __le16 flow_id_ipv6;
339 } flex;
340 __le32 ts_high;
341 } flex_ts;
342};
343
344/* Receive Flex Descriptor profile IDs: There are a total
345 * of 64 profiles where profile IDs 0/1 are for legacy; and
346 * profiles 2-63 are flex profiles that can be programmed
347 * with a specific metadata (profile 7 reserved for HW)
348 */
349enum ice_rxdid {
350 ICE_RXDID_LEGACY_0 = 0,
351 ICE_RXDID_LEGACY_1 = 1,
352 ICE_RXDID_FLEX_NIC = 2,
353 ICE_RXDID_FLEX_NIC_2 = 6,
354 ICE_RXDID_HW = 7,
355 ICE_RXDID_LAST = 63,
356};
357
358/* Receive Flex Descriptor Rx opcode values */
359#define ICE_RX_OPC_MDID 0x01
360
361/* Receive Descriptor MDID values that access packet flags */
362enum ice_flex_mdid_pkt_flags {
363 ICE_RX_MDID_PKT_FLAGS_15_0 = 20,
364 ICE_RX_MDID_PKT_FLAGS_31_16,
365 ICE_RX_MDID_PKT_FLAGS_47_32,
366 ICE_RX_MDID_PKT_FLAGS_63_48,
367};
368
369/* Receive Descriptor MDID values */
370enum ice_flex_rx_mdid {
371 ICE_RX_MDID_FLOW_ID_LOWER = 5,
372 ICE_RX_MDID_FLOW_ID_HIGH,
373 ICE_RX_MDID_SRC_VSI = 19,
374 ICE_RX_MDID_HASH_LOW = 56,
375 ICE_RX_MDID_HASH_HIGH,
376};
377
378/* Rx/Tx Flag64 packet flag bits */
379enum ice_flg64_bits {
380 ICE_FLG_PKT_DSI = 0,
381 ICE_FLG_EVLAN_x8100 = 14,
382 ICE_FLG_EVLAN_x9100,
383 ICE_FLG_VLAN_x8100,
384 ICE_FLG_TNL_MAC = 22,
385 ICE_FLG_TNL_VLAN,
386 ICE_FLG_PKT_FRG,
387 ICE_FLG_FIN = 32,
388 ICE_FLG_SYN,
389 ICE_FLG_RST,
390 ICE_FLG_TNL0 = 38,
391 ICE_FLG_TNL1,
392 ICE_FLG_TNL2,
393 ICE_FLG_UDP_GRE,
394 ICE_FLG_RSVD = 63
395};
396
397/* for ice_32byte_rx_flex_desc.ptype_flexi_flags0 member */
398#define ICE_RX_FLEX_DESC_PTYPE_M (0x3FF) /* 10-bits */
399
400/* for ice_32byte_rx_flex_desc.pkt_length member */
401#define ICE_RX_FLX_DESC_PKT_LEN_M (0x3FFF) /* 14-bits */
402
403enum ice_rx_flex_desc_status_error_0_bits {
404 /* Note: These are predefined bit offsets */
405 ICE_RX_FLEX_DESC_STATUS0_DD_S = 0,
406 ICE_RX_FLEX_DESC_STATUS0_EOF_S,
407 ICE_RX_FLEX_DESC_STATUS0_HBO_S,
408 ICE_RX_FLEX_DESC_STATUS0_L3L4P_S,
409 ICE_RX_FLEX_DESC_STATUS0_XSUM_IPE_S,
410 ICE_RX_FLEX_DESC_STATUS0_XSUM_L4E_S,
411 ICE_RX_FLEX_DESC_STATUS0_XSUM_EIPE_S,
412 ICE_RX_FLEX_DESC_STATUS0_XSUM_EUDPE_S,
413 ICE_RX_FLEX_DESC_STATUS0_LPBK_S,
414 ICE_RX_FLEX_DESC_STATUS0_IPV6EXADD_S,
415 ICE_RX_FLEX_DESC_STATUS0_RXE_S,
416 ICE_RX_FLEX_DESC_STATUS0_CRCP_S,
417 ICE_RX_FLEX_DESC_STATUS0_RSS_VALID_S,
418 ICE_RX_FLEX_DESC_STATUS0_L2TAG1P_S,
419 ICE_RX_FLEX_DESC_STATUS0_XTRMD0_VALID_S,
420 ICE_RX_FLEX_DESC_STATUS0_XTRMD1_VALID_S,
421 ICE_RX_FLEX_DESC_STATUS0_LAST /* this entry must be last!!! */
422};
423
424enum ice_rx_flex_desc_status_error_1_bits {
425 /* Note: These are predefined bit offsets */
426 ICE_RX_FLEX_DESC_STATUS1_NAT_S = 4,
427 /* [10:5] reserved */
428 ICE_RX_FLEX_DESC_STATUS1_L2TAG2P_S = 11,
429 ICE_RX_FLEX_DESC_STATUS1_LAST /* this entry must be last!!! */
430};
431
432#define ICE_RXQ_CTX_SIZE_DWORDS 8
433#define ICE_RXQ_CTX_SZ (ICE_RXQ_CTX_SIZE_DWORDS * sizeof(u32))
434#define ICE_TX_CMPLTNQ_CTX_SIZE_DWORDS 22
435#define ICE_TX_DRBELL_Q_CTX_SIZE_DWORDS 5
436#define GLTCLAN_CQ_CNTX(i, CQ) (GLTCLAN_CQ_CNTX0(CQ) + ((i) * 0x0800))
437
438/* RLAN Rx queue context data
439 *
440 * The sizes of the variables may be larger than needed due to crossing byte
441 * boundaries. If we do not have the width of the variable set to the correct
442 * size then we could end up shifting bits off the top of the variable when the
443 * variable is at the top of a byte and crosses over into the next byte.
444 */
445struct ice_rlan_ctx {
446 u16 head;
447 u16 cpuid; /* bigger than needed, see above for reason */
448#define ICE_RLAN_BASE_S 7
449 u64 base;
450 u16 qlen;
451#define ICE_RLAN_CTX_DBUF_S 7
452 u16 dbuf; /* bigger than needed, see above for reason */
453#define ICE_RLAN_CTX_HBUF_S 6
454 u16 hbuf; /* bigger than needed, see above for reason */
455 u8 dtype;
456 u8 dsize;
457 u8 crcstrip;
458 u8 l2tsel;
459 u8 hsplit_0;
460 u8 hsplit_1;
461 u8 showiv;
462 u32 rxmax; /* bigger than needed, see above for reason */
463 u8 tphrdesc_ena;
464 u8 tphwdesc_ena;
465 u8 tphdata_ena;
466 u8 tphhead_ena;
467 u16 lrxqthresh; /* bigger than needed, see above for reason */
468 u8 prefena; /* NOTE: normally must be set to 1 at init */
469};
470
471struct ice_ctx_ele {
472 u16 offset;
473 u16 size_of;
474 u16 width;
475 u16 lsb;
476};
477
478#define ICE_CTX_STORE(_struct, _ele, _width, _lsb) { \
479 .offset = offsetof(struct _struct, _ele), \
480 .size_of = sizeof_field(struct _struct, _ele), \
481 .width = _width, \
482 .lsb = _lsb, \
483}
484
485/* for hsplit_0 field of Rx RLAN context */
486enum ice_rlan_ctx_rx_hsplit_0 {
487 ICE_RLAN_RX_HSPLIT_0_NO_SPLIT = 0,
488 ICE_RLAN_RX_HSPLIT_0_SPLIT_L2 = 1,
489 ICE_RLAN_RX_HSPLIT_0_SPLIT_IP = 2,
490 ICE_RLAN_RX_HSPLIT_0_SPLIT_TCP_UDP = 4,
491 ICE_RLAN_RX_HSPLIT_0_SPLIT_SCTP = 8,
492};
493
494/* for hsplit_1 field of Rx RLAN context */
495enum ice_rlan_ctx_rx_hsplit_1 {
496 ICE_RLAN_RX_HSPLIT_1_NO_SPLIT = 0,
497 ICE_RLAN_RX_HSPLIT_1_SPLIT_L2 = 1,
498 ICE_RLAN_RX_HSPLIT_1_SPLIT_ALWAYS = 2,
499};
500
501/* Tx Descriptor */
502struct ice_tx_desc {
503 __le64 buf_addr; /* Address of descriptor's data buf */
504 __le64 cmd_type_offset_bsz;
505};
506
507enum ice_tx_desc_dtype_value {
508 ICE_TX_DESC_DTYPE_DATA = 0x0,
509 ICE_TX_DESC_DTYPE_CTX = 0x1,
510 ICE_TX_DESC_DTYPE_FLTR_PROG = 0x8,
511 /* DESC_DONE - HW has completed write-back of descriptor */
512 ICE_TX_DESC_DTYPE_DESC_DONE = 0xF,
513};
514
515#define ICE_TXD_QW1_CMD_S 4
516#define ICE_TXD_QW1_CMD_M (0xFFFUL << ICE_TXD_QW1_CMD_S)
517
518enum ice_tx_desc_cmd_bits {
519 ICE_TX_DESC_CMD_EOP = 0x0001,
520 ICE_TX_DESC_CMD_RS = 0x0002,
521 ICE_TX_DESC_CMD_IL2TAG1 = 0x0008,
522 ICE_TX_DESC_CMD_DUMMY = 0x0010,
523 ICE_TX_DESC_CMD_IIPT_IPV6 = 0x0020,
524 ICE_TX_DESC_CMD_IIPT_IPV4 = 0x0040,
525 ICE_TX_DESC_CMD_IIPT_IPV4_CSUM = 0x0060,
526 ICE_TX_DESC_CMD_L4T_EOFT_TCP = 0x0100,
527 ICE_TX_DESC_CMD_L4T_EOFT_SCTP = 0x0200,
528 ICE_TX_DESC_CMD_L4T_EOFT_UDP = 0x0300,
529 ICE_TX_DESC_CMD_RE = 0x0400,
530};
531
532#define ICE_TXD_QW1_OFFSET_S 16
533#define ICE_TXD_QW1_OFFSET_M (0x3FFFFULL << ICE_TXD_QW1_OFFSET_S)
534
535enum ice_tx_desc_len_fields {
536 /* Note: These are predefined bit offsets */
537 ICE_TX_DESC_LEN_MACLEN_S = 0, /* 7 BITS */
538 ICE_TX_DESC_LEN_IPLEN_S = 7, /* 7 BITS */
539 ICE_TX_DESC_LEN_L4_LEN_S = 14 /* 4 BITS */
540};
541
542#define ICE_TXD_QW1_MACLEN_M (0x7FUL << ICE_TX_DESC_LEN_MACLEN_S)
543#define ICE_TXD_QW1_IPLEN_M (0x7FUL << ICE_TX_DESC_LEN_IPLEN_S)
544#define ICE_TXD_QW1_L4LEN_M (0xFUL << ICE_TX_DESC_LEN_L4_LEN_S)
545
546/* Tx descriptor field limits in bytes */
547#define ICE_TXD_MACLEN_MAX ((ICE_TXD_QW1_MACLEN_M >> \
548 ICE_TX_DESC_LEN_MACLEN_S) * ICE_BYTES_PER_WORD)
549#define ICE_TXD_IPLEN_MAX ((ICE_TXD_QW1_IPLEN_M >> \
550 ICE_TX_DESC_LEN_IPLEN_S) * ICE_BYTES_PER_DWORD)
551#define ICE_TXD_L4LEN_MAX ((ICE_TXD_QW1_L4LEN_M >> \
552 ICE_TX_DESC_LEN_L4_LEN_S) * ICE_BYTES_PER_DWORD)
553
554#define ICE_TXD_QW1_TX_BUF_SZ_S 34
555#define ICE_TXD_QW1_L2TAG1_S 48
556
557/* Context descriptors */
558struct ice_tx_ctx_desc {
559 __le32 tunneling_params;
560 __le16 l2tag2;
561 __le16 rsvd;
562 __le64 qw1;
563};
564
565#define ICE_TXD_CTX_QW1_CMD_S 4
566#define ICE_TXD_CTX_QW1_CMD_M (0x7FUL << ICE_TXD_CTX_QW1_CMD_S)
567
568#define ICE_TXD_CTX_QW1_TSO_LEN_S 30
569#define ICE_TXD_CTX_QW1_TSO_LEN_M \
570 (0x3FFFFULL << ICE_TXD_CTX_QW1_TSO_LEN_S)
571
572#define ICE_TXD_CTX_QW1_MSS_S 50
573#define ICE_TXD_CTX_MIN_MSS 64
574
575#define ICE_TXD_CTX_QW1_VSI_S 50
576#define ICE_TXD_CTX_QW1_VSI_M (0x3FFULL << ICE_TXD_CTX_QW1_VSI_S)
577
578enum ice_tx_ctx_desc_cmd_bits {
579 ICE_TX_CTX_DESC_TSO = 0x01,
580 ICE_TX_CTX_DESC_TSYN = 0x02,
581 ICE_TX_CTX_DESC_IL2TAG2 = 0x04,
582 ICE_TX_CTX_DESC_IL2TAG2_IL2H = 0x08,
583 ICE_TX_CTX_DESC_SWTCH_NOTAG = 0x00,
584 ICE_TX_CTX_DESC_SWTCH_UPLINK = 0x10,
585 ICE_TX_CTX_DESC_SWTCH_LOCAL = 0x20,
586 ICE_TX_CTX_DESC_SWTCH_VSI = 0x30,
587 ICE_TX_CTX_DESC_RESERVED = 0x40
588};
589
590enum ice_tx_ctx_desc_eipt_offload {
591 ICE_TX_CTX_EIPT_NONE = 0x0,
592 ICE_TX_CTX_EIPT_IPV6 = 0x1,
593 ICE_TX_CTX_EIPT_IPV4_NO_CSUM = 0x2,
594 ICE_TX_CTX_EIPT_IPV4 = 0x3
595};
596
597#define ICE_TXD_CTX_QW0_EIPLEN_S 2
598
599#define ICE_TXD_CTX_QW0_L4TUNT_S 9
600
601#define ICE_TXD_CTX_UDP_TUNNELING BIT_ULL(ICE_TXD_CTX_QW0_L4TUNT_S)
602#define ICE_TXD_CTX_GRE_TUNNELING (0x2ULL << ICE_TXD_CTX_QW0_L4TUNT_S)
603
604#define ICE_TXD_CTX_QW0_NATLEN_S 12
605
606#define ICE_TXD_CTX_QW0_L4T_CS_S 23
607#define ICE_TXD_CTX_QW0_L4T_CS_M BIT_ULL(ICE_TXD_CTX_QW0_L4T_CS_S)
608
609#define ICE_LAN_TXQ_MAX_QGRPS 127
610#define ICE_LAN_TXQ_MAX_QDIS 1023
611
612/* Tx queue context data
613 *
614 * The sizes of the variables may be larger than needed due to crossing byte
615 * boundaries. If we do not have the width of the variable set to the correct
616 * size then we could end up shifting bits off the top of the variable when the
617 * variable is at the top of a byte and crosses over into the next byte.
618 */
619struct ice_tlan_ctx {
620#define ICE_TLAN_CTX_BASE_S 7
621 u64 base; /* base is defined in 128-byte units */
622 u8 port_num;
623 u16 cgd_num; /* bigger than needed, see above for reason */
624 u8 pf_num;
625 u16 vmvf_num;
626 u8 vmvf_type;
627#define ICE_TLAN_CTX_VMVF_TYPE_VF 0
628#define ICE_TLAN_CTX_VMVF_TYPE_VMQ 1
629#define ICE_TLAN_CTX_VMVF_TYPE_PF 2
630 u16 src_vsi;
631 u8 tsyn_ena;
632 u8 internal_usage_flag;
633 u8 alt_vlan;
634 u16 cpuid; /* bigger than needed, see above for reason */
635 u8 wb_mode;
636 u8 tphrd_desc;
637 u8 tphrd;
638 u8 tphwr_desc;
639 u16 cmpq_id;
640 u16 qnum_in_func;
641 u8 itr_notification_mode;
642 u8 adjust_prof_id;
643 u32 qlen; /* bigger than needed, see above for reason */
644 u8 quanta_prof_idx;
645 u8 tso_ena;
646 u16 tso_qnum;
647 u8 legacy_int;
648 u8 drop_ena;
649 u8 cache_prof_idx;
650 u8 pkt_shaper_prof_idx;
651 u8 int_q_state; /* width not needed - internal - DO NOT WRITE!!! */
652};
653
654/* The ice_ptype_lkup table is used to convert from the 10-bit ptype in the
655 * hardware to a bit-field that can be used by SW to more easily determine the
656 * packet type.
657 *
658 * Macros are used to shorten the table lines and make this table human
659 * readable.
660 *
661 * We store the PTYPE in the top byte of the bit field - this is just so that
662 * we can check that the table doesn't have a row missing, as the index into
663 * the table should be the PTYPE.
664 *
665 * Typical work flow:
666 *
667 * IF NOT ice_ptype_lkup[ptype].known
668 * THEN
669 * Packet is unknown
670 * ELSE IF ice_ptype_lkup[ptype].outer_ip == ICE_RX_PTYPE_OUTER_IP
671 * Use the rest of the fields to look at the tunnels, inner protocols, etc
672 * ELSE
673 * Use the enum ice_rx_l2_ptype to decode the packet type
674 * ENDIF
675 */
676#define ICE_PTYPES \
677 /* L2 Packet types */ \
678 ICE_PTT_UNUSED_ENTRY(0), \
679 ICE_PTT(1, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2), \
680 ICE_PTT_UNUSED_ENTRY(2), \
681 ICE_PTT_UNUSED_ENTRY(3), \
682 ICE_PTT_UNUSED_ENTRY(4), \
683 ICE_PTT_UNUSED_ENTRY(5), \
684 ICE_PTT(6, L2, NONE, NOF, NONE, NONE, NOF, NONE, NONE), \
685 ICE_PTT(7, L2, NONE, NOF, NONE, NONE, NOF, NONE, NONE), \
686 ICE_PTT_UNUSED_ENTRY(8), \
687 ICE_PTT_UNUSED_ENTRY(9), \
688 ICE_PTT(10, L2, NONE, NOF, NONE, NONE, NOF, NONE, NONE), \
689 ICE_PTT(11, L2, NONE, NOF, NONE, NONE, NOF, NONE, NONE), \
690 ICE_PTT_UNUSED_ENTRY(12), \
691 ICE_PTT_UNUSED_ENTRY(13), \
692 ICE_PTT_UNUSED_ENTRY(14), \
693 ICE_PTT_UNUSED_ENTRY(15), \
694 ICE_PTT_UNUSED_ENTRY(16), \
695 ICE_PTT_UNUSED_ENTRY(17), \
696 ICE_PTT_UNUSED_ENTRY(18), \
697 ICE_PTT_UNUSED_ENTRY(19), \
698 ICE_PTT_UNUSED_ENTRY(20), \
699 ICE_PTT_UNUSED_ENTRY(21), \
700 \
701 /* Non Tunneled IPv4 */ \
702 ICE_PTT(22, IP, IPV4, FRG, NONE, NONE, NOF, NONE, PAY3), \
703 ICE_PTT(23, IP, IPV4, NOF, NONE, NONE, NOF, NONE, PAY3), \
704 ICE_PTT(24, IP, IPV4, NOF, NONE, NONE, NOF, UDP, PAY4), \
705 ICE_PTT_UNUSED_ENTRY(25), \
706 ICE_PTT(26, IP, IPV4, NOF, NONE, NONE, NOF, TCP, PAY4), \
707 ICE_PTT(27, IP, IPV4, NOF, NONE, NONE, NOF, SCTP, PAY4), \
708 ICE_PTT(28, IP, IPV4, NOF, NONE, NONE, NOF, ICMP, PAY4), \
709 \
710 /* IPv4 --> IPv4 */ \
711 ICE_PTT(29, IP, IPV4, NOF, IP_IP, IPV4, FRG, NONE, PAY3), \
712 ICE_PTT(30, IP, IPV4, NOF, IP_IP, IPV4, NOF, NONE, PAY3), \
713 ICE_PTT(31, IP, IPV4, NOF, IP_IP, IPV4, NOF, UDP, PAY4), \
714 ICE_PTT_UNUSED_ENTRY(32), \
715 ICE_PTT(33, IP, IPV4, NOF, IP_IP, IPV4, NOF, TCP, PAY4), \
716 ICE_PTT(34, IP, IPV4, NOF, IP_IP, IPV4, NOF, SCTP, PAY4), \
717 ICE_PTT(35, IP, IPV4, NOF, IP_IP, IPV4, NOF, ICMP, PAY4), \
718 \
719 /* IPv4 --> IPv6 */ \
720 ICE_PTT(36, IP, IPV4, NOF, IP_IP, IPV6, FRG, NONE, PAY3), \
721 ICE_PTT(37, IP, IPV4, NOF, IP_IP, IPV6, NOF, NONE, PAY3), \
722 ICE_PTT(38, IP, IPV4, NOF, IP_IP, IPV6, NOF, UDP, PAY4), \
723 ICE_PTT_UNUSED_ENTRY(39), \
724 ICE_PTT(40, IP, IPV4, NOF, IP_IP, IPV6, NOF, TCP, PAY4), \
725 ICE_PTT(41, IP, IPV4, NOF, IP_IP, IPV6, NOF, SCTP, PAY4), \
726 ICE_PTT(42, IP, IPV4, NOF, IP_IP, IPV6, NOF, ICMP, PAY4), \
727 \
728 /* IPv4 --> GRE/NAT */ \
729 ICE_PTT(43, IP, IPV4, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3), \
730 \
731 /* IPv4 --> GRE/NAT --> IPv4 */ \
732 ICE_PTT(44, IP, IPV4, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3), \
733 ICE_PTT(45, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3), \
734 ICE_PTT(46, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, UDP, PAY4), \
735 ICE_PTT_UNUSED_ENTRY(47), \
736 ICE_PTT(48, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, TCP, PAY4), \
737 ICE_PTT(49, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4), \
738 ICE_PTT(50, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4), \
739 \
740 /* IPv4 --> GRE/NAT --> IPv6 */ \
741 ICE_PTT(51, IP, IPV4, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3), \
742 ICE_PTT(52, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3), \
743 ICE_PTT(53, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, UDP, PAY4), \
744 ICE_PTT_UNUSED_ENTRY(54), \
745 ICE_PTT(55, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, TCP, PAY4), \
746 ICE_PTT(56, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4), \
747 ICE_PTT(57, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4), \
748 \
749 /* IPv4 --> GRE/NAT --> MAC */ \
750 ICE_PTT(58, IP, IPV4, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3), \
751 \
752 /* IPv4 --> GRE/NAT --> MAC --> IPv4 */ \
753 ICE_PTT(59, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3), \
754 ICE_PTT(60, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3), \
755 ICE_PTT(61, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP, PAY4), \
756 ICE_PTT_UNUSED_ENTRY(62), \
757 ICE_PTT(63, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP, PAY4), \
758 ICE_PTT(64, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4), \
759 ICE_PTT(65, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4), \
760 \
761 /* IPv4 --> GRE/NAT -> MAC --> IPv6 */ \
762 ICE_PTT(66, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3), \
763 ICE_PTT(67, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3), \
764 ICE_PTT(68, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP, PAY4), \
765 ICE_PTT_UNUSED_ENTRY(69), \
766 ICE_PTT(70, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP, PAY4), \
767 ICE_PTT(71, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4), \
768 ICE_PTT(72, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4), \
769 \
770 /* IPv4 --> GRE/NAT --> MAC/VLAN */ \
771 ICE_PTT(73, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3), \
772 \
773 /* IPv4 ---> GRE/NAT -> MAC/VLAN --> IPv4 */ \
774 ICE_PTT(74, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3), \
775 ICE_PTT(75, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3), \
776 ICE_PTT(76, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP, PAY4), \
777 ICE_PTT_UNUSED_ENTRY(77), \
778 ICE_PTT(78, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP, PAY4), \
779 ICE_PTT(79, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4), \
780 ICE_PTT(80, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4), \
781 \
782 /* IPv4 -> GRE/NAT -> MAC/VLAN --> IPv6 */ \
783 ICE_PTT(81, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3), \
784 ICE_PTT(82, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3), \
785 ICE_PTT(83, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP, PAY4), \
786 ICE_PTT_UNUSED_ENTRY(84), \
787 ICE_PTT(85, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP, PAY4), \
788 ICE_PTT(86, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4), \
789 ICE_PTT(87, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4), \
790 \
791 /* Non Tunneled IPv6 */ \
792 ICE_PTT(88, IP, IPV6, FRG, NONE, NONE, NOF, NONE, PAY3), \
793 ICE_PTT(89, IP, IPV6, NOF, NONE, NONE, NOF, NONE, PAY3), \
794 ICE_PTT(90, IP, IPV6, NOF, NONE, NONE, NOF, UDP, PAY4), \
795 ICE_PTT_UNUSED_ENTRY(91), \
796 ICE_PTT(92, IP, IPV6, NOF, NONE, NONE, NOF, TCP, PAY4), \
797 ICE_PTT(93, IP, IPV6, NOF, NONE, NONE, NOF, SCTP, PAY4), \
798 ICE_PTT(94, IP, IPV6, NOF, NONE, NONE, NOF, ICMP, PAY4), \
799 \
800 /* IPv6 --> IPv4 */ \
801 ICE_PTT(95, IP, IPV6, NOF, IP_IP, IPV4, FRG, NONE, PAY3), \
802 ICE_PTT(96, IP, IPV6, NOF, IP_IP, IPV4, NOF, NONE, PAY3), \
803 ICE_PTT(97, IP, IPV6, NOF, IP_IP, IPV4, NOF, UDP, PAY4), \
804 ICE_PTT_UNUSED_ENTRY(98), \
805 ICE_PTT(99, IP, IPV6, NOF, IP_IP, IPV4, NOF, TCP, PAY4), \
806 ICE_PTT(100, IP, IPV6, NOF, IP_IP, IPV4, NOF, SCTP, PAY4), \
807 ICE_PTT(101, IP, IPV6, NOF, IP_IP, IPV4, NOF, ICMP, PAY4), \
808 \
809 /* IPv6 --> IPv6 */ \
810 ICE_PTT(102, IP, IPV6, NOF, IP_IP, IPV6, FRG, NONE, PAY3), \
811 ICE_PTT(103, IP, IPV6, NOF, IP_IP, IPV6, NOF, NONE, PAY3), \
812 ICE_PTT(104, IP, IPV6, NOF, IP_IP, IPV6, NOF, UDP, PAY4), \
813 ICE_PTT_UNUSED_ENTRY(105), \
814 ICE_PTT(106, IP, IPV6, NOF, IP_IP, IPV6, NOF, TCP, PAY4), \
815 ICE_PTT(107, IP, IPV6, NOF, IP_IP, IPV6, NOF, SCTP, PAY4), \
816 ICE_PTT(108, IP, IPV6, NOF, IP_IP, IPV6, NOF, ICMP, PAY4), \
817 \
818 /* IPv6 --> GRE/NAT */ \
819 ICE_PTT(109, IP, IPV6, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3), \
820 \
821 /* IPv6 --> GRE/NAT -> IPv4 */ \
822 ICE_PTT(110, IP, IPV6, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3), \
823 ICE_PTT(111, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3), \
824 ICE_PTT(112, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, UDP, PAY4), \
825 ICE_PTT_UNUSED_ENTRY(113), \
826 ICE_PTT(114, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, TCP, PAY4), \
827 ICE_PTT(115, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4), \
828 ICE_PTT(116, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4), \
829 \
830 /* IPv6 --> GRE/NAT -> IPv6 */ \
831 ICE_PTT(117, IP, IPV6, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3), \
832 ICE_PTT(118, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3), \
833 ICE_PTT(119, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, UDP, PAY4), \
834 ICE_PTT_UNUSED_ENTRY(120), \
835 ICE_PTT(121, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, TCP, PAY4), \
836 ICE_PTT(122, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4), \
837 ICE_PTT(123, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4), \
838 \
839 /* IPv6 --> GRE/NAT -> MAC */ \
840 ICE_PTT(124, IP, IPV6, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3), \
841 \
842 /* IPv6 --> GRE/NAT -> MAC -> IPv4 */ \
843 ICE_PTT(125, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3), \
844 ICE_PTT(126, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3), \
845 ICE_PTT(127, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP, PAY4), \
846 ICE_PTT_UNUSED_ENTRY(128), \
847 ICE_PTT(129, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP, PAY4), \
848 ICE_PTT(130, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4), \
849 ICE_PTT(131, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4), \
850 \
851 /* IPv6 --> GRE/NAT -> MAC -> IPv6 */ \
852 ICE_PTT(132, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3), \
853 ICE_PTT(133, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3), \
854 ICE_PTT(134, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP, PAY4), \
855 ICE_PTT_UNUSED_ENTRY(135), \
856 ICE_PTT(136, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP, PAY4), \
857 ICE_PTT(137, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4), \
858 ICE_PTT(138, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4), \
859 \
860 /* IPv6 --> GRE/NAT -> MAC/VLAN */ \
861 ICE_PTT(139, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3), \
862 \
863 /* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv4 */ \
864 ICE_PTT(140, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3), \
865 ICE_PTT(141, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3), \
866 ICE_PTT(142, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP, PAY4), \
867 ICE_PTT_UNUSED_ENTRY(143), \
868 ICE_PTT(144, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP, PAY4), \
869 ICE_PTT(145, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4), \
870 ICE_PTT(146, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4), \
871 \
872 /* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv6 */ \
873 ICE_PTT(147, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3), \
874 ICE_PTT(148, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3), \
875 ICE_PTT(149, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP, PAY4), \
876 ICE_PTT_UNUSED_ENTRY(150), \
877 ICE_PTT(151, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP, PAY4), \
878 ICE_PTT(152, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4), \
879 ICE_PTT(153, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4),
880
881#define ICE_NUM_DEFINED_PTYPES 154
882
883/* macro to make the table lines short, use explicit indexing with [PTYPE] */
884#define ICE_PTT(PTYPE, OUTER_IP, OUTER_IP_VER, OUTER_FRAG, T, TE, TEF, I, PL)\
885 [PTYPE] = { \
886 1, \
887 ICE_RX_PTYPE_OUTER_##OUTER_IP, \
888 ICE_RX_PTYPE_OUTER_##OUTER_IP_VER, \
889 ICE_RX_PTYPE_##OUTER_FRAG, \
890 ICE_RX_PTYPE_TUNNEL_##T, \
891 ICE_RX_PTYPE_TUNNEL_END_##TE, \
892 ICE_RX_PTYPE_##TEF, \
893 ICE_RX_PTYPE_INNER_PROT_##I, \
894 ICE_RX_PTYPE_PAYLOAD_LAYER_##PL }
895
896#define ICE_PTT_UNUSED_ENTRY(PTYPE) [PTYPE] = { 0, 0, 0, 0, 0, 0, 0, 0, 0 }
897
898/* shorter macros makes the table fit but are terse */
899#define ICE_RX_PTYPE_NOF ICE_RX_PTYPE_NOT_FRAG
900#define ICE_RX_PTYPE_FRG ICE_RX_PTYPE_FRAG
901
902/* Lookup table mapping in the 10-bit HW PTYPE to the bit field for decoding */
903static const struct ice_rx_ptype_decoded ice_ptype_lkup[BIT(10)] = {
904 ICE_PTYPES
905
906 /* unused entries */
907 [ICE_NUM_DEFINED_PTYPES ... 1023] = { 0, 0, 0, 0, 0, 0, 0, 0, 0 }
908};
909
910static inline struct ice_rx_ptype_decoded ice_decode_rx_desc_ptype(u16 ptype)
911{
912 return ice_ptype_lkup[ptype];
913}
914
915
916#endif /* _ICE_LAN_TX_RX_H_ */