1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2001-2020 Intel Corporation
5 #include "ice_common.h"
8 /* Size of known protocol header fields */
9 #define ICE_FLOW_FLD_SZ_ETH_TYPE 2
10 #define ICE_FLOW_FLD_SZ_VLAN 2
11 #define ICE_FLOW_FLD_SZ_IPV4_ADDR 4
12 #define ICE_FLOW_FLD_SZ_IPV6_ADDR 16
13 #define ICE_FLOW_FLD_SZ_IPV6_PRE32_ADDR 4
14 #define ICE_FLOW_FLD_SZ_IPV6_PRE48_ADDR 6
15 #define ICE_FLOW_FLD_SZ_IPV6_PRE64_ADDR 8
16 #define ICE_FLOW_FLD_SZ_IP_DSCP 1
17 #define ICE_FLOW_FLD_SZ_IP_TTL 1
18 #define ICE_FLOW_FLD_SZ_IP_PROT 1
19 #define ICE_FLOW_FLD_SZ_PORT 2
20 #define ICE_FLOW_FLD_SZ_TCP_FLAGS 1
21 #define ICE_FLOW_FLD_SZ_ICMP_TYPE 1
22 #define ICE_FLOW_FLD_SZ_ICMP_CODE 1
23 #define ICE_FLOW_FLD_SZ_ARP_OPER 2
24 #define ICE_FLOW_FLD_SZ_GRE_KEYID 4
25 #define ICE_FLOW_FLD_SZ_GTP_TEID 4
26 #define ICE_FLOW_FLD_SZ_GTP_QFI 2
27 #define ICE_FLOW_FLD_SZ_PPPOE_SESS_ID 2
28 #define ICE_FLOW_FLD_SZ_PFCP_SEID 8
29 #define ICE_FLOW_FLD_SZ_L2TPV3_SESS_ID 4
30 #define ICE_FLOW_FLD_SZ_ESP_SPI 4
31 #define ICE_FLOW_FLD_SZ_AH_SPI 4
32 #define ICE_FLOW_FLD_SZ_NAT_T_ESP_SPI 4
34 /* Describe properties of a protocol header field */
35 struct ice_flow_field_info {
36 enum ice_flow_seg_hdr hdr;
37 s16 off; /* Offset from start of a protocol header, in bits */
38 u16 size; /* Size of fields in bits */
39 u16 mask; /* 16-bit mask for field */
42 #define ICE_FLOW_FLD_INFO(_hdr, _offset_bytes, _size_bytes) { \
44 .off = (_offset_bytes) * BITS_PER_BYTE, \
45 .size = (_size_bytes) * BITS_PER_BYTE, \
49 #define ICE_FLOW_FLD_INFO_MSK(_hdr, _offset_bytes, _size_bytes, _mask) { \
51 .off = (_offset_bytes) * BITS_PER_BYTE, \
52 .size = (_size_bytes) * BITS_PER_BYTE, \
56 /* Table containing properties of supported protocol header fields */
58 struct ice_flow_field_info ice_flds_info[ICE_FLOW_FIELD_IDX_MAX] = {
60 /* ICE_FLOW_FIELD_IDX_ETH_DA */
61 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_ETH, 0, ETH_ALEN),
62 /* ICE_FLOW_FIELD_IDX_ETH_SA */
63 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_ETH, ETH_ALEN, ETH_ALEN),
64 /* ICE_FLOW_FIELD_IDX_S_VLAN */
65 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_VLAN, 12, ICE_FLOW_FLD_SZ_VLAN),
66 /* ICE_FLOW_FIELD_IDX_C_VLAN */
67 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_VLAN, 14, ICE_FLOW_FLD_SZ_VLAN),
68 /* ICE_FLOW_FIELD_IDX_ETH_TYPE */
69 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_ETH, 0, ICE_FLOW_FLD_SZ_ETH_TYPE),
71 /* ICE_FLOW_FIELD_IDX_IPV4_DSCP */
72 ICE_FLOW_FLD_INFO_MSK(ICE_FLOW_SEG_HDR_IPV4, 0, ICE_FLOW_FLD_SZ_IP_DSCP,
74 /* ICE_FLOW_FIELD_IDX_IPV6_DSCP */
75 ICE_FLOW_FLD_INFO_MSK(ICE_FLOW_SEG_HDR_IPV6, 0, ICE_FLOW_FLD_SZ_IP_DSCP,
77 /* ICE_FLOW_FIELD_IDX_IPV4_TTL */
78 ICE_FLOW_FLD_INFO_MSK(ICE_FLOW_SEG_HDR_NONE, 8,
79 ICE_FLOW_FLD_SZ_IP_TTL, 0xff00),
80 /* ICE_FLOW_FIELD_IDX_IPV4_PROT */
81 ICE_FLOW_FLD_INFO_MSK(ICE_FLOW_SEG_HDR_NONE, 8,
82 ICE_FLOW_FLD_SZ_IP_PROT, 0x00ff),
83 /* ICE_FLOW_FIELD_IDX_IPV6_TTL */
84 ICE_FLOW_FLD_INFO_MSK(ICE_FLOW_SEG_HDR_NONE, 6,
85 ICE_FLOW_FLD_SZ_IP_TTL, 0x00ff),
86 /* ICE_FLOW_FIELD_IDX_IPV6_PROT */
87 ICE_FLOW_FLD_INFO_MSK(ICE_FLOW_SEG_HDR_NONE, 6,
88 ICE_FLOW_FLD_SZ_IP_PROT, 0xff00),
89 /* ICE_FLOW_FIELD_IDX_IPV4_SA */
90 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_IPV4, 12, ICE_FLOW_FLD_SZ_IPV4_ADDR),
91 /* ICE_FLOW_FIELD_IDX_IPV4_DA */
92 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_IPV4, 16, ICE_FLOW_FLD_SZ_IPV4_ADDR),
93 /* ICE_FLOW_FIELD_IDX_IPV6_SA */
94 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_IPV6, 8, ICE_FLOW_FLD_SZ_IPV6_ADDR),
95 /* ICE_FLOW_FIELD_IDX_IPV6_DA */
96 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_IPV6, 24, ICE_FLOW_FLD_SZ_IPV6_ADDR),
97 /* ICE_FLOW_FIELD_IDX_IPV6_PRE32_SA */
98 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_IPV6, 8,
99 ICE_FLOW_FLD_SZ_IPV6_PRE32_ADDR),
100 /* ICE_FLOW_FIELD_IDX_IPV6_PRE32_DA */
101 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_IPV6, 24,
102 ICE_FLOW_FLD_SZ_IPV6_PRE32_ADDR),
103 /* ICE_FLOW_FIELD_IDX_IPV6_PRE48_SA */
104 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_IPV6, 8,
105 ICE_FLOW_FLD_SZ_IPV6_PRE48_ADDR),
106 /* ICE_FLOW_FIELD_IDX_IPV6_PRE48_DA */
107 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_IPV6, 24,
108 ICE_FLOW_FLD_SZ_IPV6_PRE48_ADDR),
109 /* ICE_FLOW_FIELD_IDX_IPV6_PRE64_SA */
110 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_IPV6, 8,
111 ICE_FLOW_FLD_SZ_IPV6_PRE64_ADDR),
112 /* ICE_FLOW_FIELD_IDX_IPV6_PRE64_DA */
113 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_IPV6, 24,
114 ICE_FLOW_FLD_SZ_IPV6_PRE64_ADDR),
116 /* ICE_FLOW_FIELD_IDX_TCP_SRC_PORT */
117 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_TCP, 0, ICE_FLOW_FLD_SZ_PORT),
118 /* ICE_FLOW_FIELD_IDX_TCP_DST_PORT */
119 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_TCP, 2, ICE_FLOW_FLD_SZ_PORT),
120 /* ICE_FLOW_FIELD_IDX_UDP_SRC_PORT */
121 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_UDP, 0, ICE_FLOW_FLD_SZ_PORT),
122 /* ICE_FLOW_FIELD_IDX_UDP_DST_PORT */
123 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_UDP, 2, ICE_FLOW_FLD_SZ_PORT),
124 /* ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT */
125 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_SCTP, 0, ICE_FLOW_FLD_SZ_PORT),
126 /* ICE_FLOW_FIELD_IDX_SCTP_DST_PORT */
127 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_SCTP, 2, ICE_FLOW_FLD_SZ_PORT),
128 /* ICE_FLOW_FIELD_IDX_TCP_FLAGS */
129 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_TCP, 13, ICE_FLOW_FLD_SZ_TCP_FLAGS),
131 /* ICE_FLOW_FIELD_IDX_ARP_SIP */
132 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_ARP, 14, ICE_FLOW_FLD_SZ_IPV4_ADDR),
133 /* ICE_FLOW_FIELD_IDX_ARP_DIP */
134 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_ARP, 24, ICE_FLOW_FLD_SZ_IPV4_ADDR),
135 /* ICE_FLOW_FIELD_IDX_ARP_SHA */
136 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_ARP, 8, ETH_ALEN),
137 /* ICE_FLOW_FIELD_IDX_ARP_DHA */
138 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_ARP, 18, ETH_ALEN),
139 /* ICE_FLOW_FIELD_IDX_ARP_OP */
140 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_ARP, 6, ICE_FLOW_FLD_SZ_ARP_OPER),
142 /* ICE_FLOW_FIELD_IDX_ICMP_TYPE */
143 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_ICMP, 0, ICE_FLOW_FLD_SZ_ICMP_TYPE),
144 /* ICE_FLOW_FIELD_IDX_ICMP_CODE */
145 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_ICMP, 1, ICE_FLOW_FLD_SZ_ICMP_CODE),
147 /* ICE_FLOW_FIELD_IDX_GRE_KEYID */
148 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_GRE, 12, ICE_FLOW_FLD_SZ_GRE_KEYID),
150 /* ICE_FLOW_FIELD_IDX_GTPC_TEID */
151 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_GTPC_TEID, 12,
152 ICE_FLOW_FLD_SZ_GTP_TEID),
153 /* ICE_FLOW_FIELD_IDX_GTPU_IP_TEID */
154 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_GTPU_IP, 12,
155 ICE_FLOW_FLD_SZ_GTP_TEID),
156 /* ICE_FLOW_FIELD_IDX_GTPU_EH_TEID */
157 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_GTPU_EH, 12,
158 ICE_FLOW_FLD_SZ_GTP_TEID),
159 /* ICE_FLOW_FIELD_IDX_GTPU_EH_QFI */
160 ICE_FLOW_FLD_INFO_MSK(ICE_FLOW_SEG_HDR_GTPU_EH, 22,
161 ICE_FLOW_FLD_SZ_GTP_QFI, 0x3f00),
162 /* ICE_FLOW_FIELD_IDX_GTPU_UP_TEID */
163 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_GTPU_UP, 12,
164 ICE_FLOW_FLD_SZ_GTP_TEID),
165 /* ICE_FLOW_FIELD_IDX_GTPU_DWN_TEID */
166 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_GTPU_DWN, 12,
167 ICE_FLOW_FLD_SZ_GTP_TEID),
169 /* ICE_FLOW_FIELD_IDX_PPPOE_SESS_ID */
170 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_PPPOE, 2,
171 ICE_FLOW_FLD_SZ_PPPOE_SESS_ID),
173 /* ICE_FLOW_FIELD_IDX_PFCP_SEID */
174 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_PFCP_SESSION, 12,
175 ICE_FLOW_FLD_SZ_PFCP_SEID),
177 /* ICE_FLOW_FIELD_IDX_L2TPV3_SESS_ID */
178 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_L2TPV3, 0,
179 ICE_FLOW_FLD_SZ_L2TPV3_SESS_ID),
181 /* ICE_FLOW_FIELD_IDX_ESP_SPI */
182 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_ESP, 0,
183 ICE_FLOW_FLD_SZ_ESP_SPI),
185 /* ICE_FLOW_FIELD_IDX_AH_SPI */
186 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_AH, 4,
187 ICE_FLOW_FLD_SZ_AH_SPI),
189 /* ICE_FLOW_FIELD_IDX_NAT_T_ESP_SPI */
190 ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_NAT_T_ESP, 8,
191 ICE_FLOW_FLD_SZ_NAT_T_ESP_SPI),
194 /* Bitmaps indicating relevant packet types for a particular protocol header
196 * Packet types for packets with an Outer/First/Single MAC header
198 static const u32 ice_ptypes_mac_ofos[] = {
199 0xFDC00846, 0xBFBF7F7E, 0xF70001DF, 0xFEFDFDFB,
200 0x0000077E, 0x000003FF, 0x00000000, 0x00000000,
201 0x00400000, 0x03FFF000, 0xFFFFFFE0, 0x00000307,
202 0x00000000, 0x00000000, 0x00000000, 0x00000000,
203 0x00000000, 0x00000000, 0x00000000, 0x00000000,
204 0x00000000, 0x00000000, 0x00000000, 0x00000000,
205 0x00000000, 0x00000000, 0x00000000, 0x00000000,
206 0x00000000, 0x00000000, 0x00000000, 0x00000000,
209 /* Packet types for packets with an Innermost/Last MAC VLAN header */
210 static const u32 ice_ptypes_macvlan_il[] = {
211 0x00000000, 0xBC000000, 0x000001DF, 0xF0000000,
212 0x0000077E, 0x00000000, 0x00000000, 0x00000000,
213 0x00000000, 0x00000000, 0x00000000, 0x00000000,
214 0x00000000, 0x00000000, 0x00000000, 0x00000000,
215 0x00000000, 0x00000000, 0x00000000, 0x00000000,
216 0x00000000, 0x00000000, 0x00000000, 0x00000000,
217 0x00000000, 0x00000000, 0x00000000, 0x00000000,
218 0x00000000, 0x00000000, 0x00000000, 0x00000000,
221 /* Packet types for packets with an Outer/First/Single IPv4 header, does NOT
222 * include IPV4 other PTYPEs
224 static const u32 ice_ptypes_ipv4_ofos[] = {
225 0x1DC00000, 0x24000800, 0x00000000, 0x00000000,
226 0x00000000, 0x00000155, 0x00000000, 0x00000000,
227 0x00000000, 0x000FC000, 0x000002A0, 0x00000000,
228 0x00000000, 0x00000000, 0x00000000, 0x00000000,
229 0x00000000, 0x00000000, 0x00000000, 0x00000000,
230 0x00000000, 0x00000000, 0x00000000, 0x00000000,
231 0x00000000, 0x00000000, 0x00000000, 0x00000000,
232 0x00000000, 0x00000000, 0x00000000, 0x00000000,
235 /* Packet types for packets with an Outer/First/Single IPv4 header, includes
238 static const u32 ice_ptypes_ipv4_ofos_all[] = {
239 0x1DC00000, 0x24000800, 0x00000000, 0x00000000,
240 0x00000000, 0x00000155, 0x00000000, 0x00000000,
241 0x00000000, 0x000FC000, 0x83E0FAA0, 0x00000101,
242 0x00000000, 0x00000000, 0x00000000, 0x00000000,
243 0x00000000, 0x00000000, 0x00000000, 0x00000000,
244 0x00000000, 0x00000000, 0x00000000, 0x00000000,
245 0x00000000, 0x00000000, 0x00000000, 0x00000000,
246 0x00000000, 0x00000000, 0x00000000, 0x00000000,
249 /* Packet types for packets with an Innermost/Last IPv4 header */
250 static const u32 ice_ptypes_ipv4_il[] = {
251 0xE0000000, 0xB807700E, 0x80000003, 0xE01DC03B,
252 0x0000000E, 0x00000000, 0x00000000, 0x00000000,
253 0x00000000, 0x00000000, 0x001FF800, 0x00000000,
254 0x00000000, 0x00000000, 0x00000000, 0x00000000,
255 0x00000000, 0x00000000, 0x00000000, 0x00000000,
256 0x00000000, 0x00000000, 0x00000000, 0x00000000,
257 0x00000000, 0x00000000, 0x00000000, 0x00000000,
258 0x00000000, 0x00000000, 0x00000000, 0x00000000,
261 /* Packet types for packets with an Outer/First/Single IPv6 header, does NOT
262 * include IVP6 other PTYPEs
264 static const u32 ice_ptypes_ipv6_ofos[] = {
265 0x00000000, 0x00000000, 0x77000000, 0x10002000,
266 0x00000000, 0x000002AA, 0x00000000, 0x00000000,
267 0x00000000, 0x03F00000, 0x00000540, 0x00000000,
268 0x00000000, 0x00000000, 0x00000000, 0x00000000,
269 0x00000000, 0x00000000, 0x00000000, 0x00000000,
270 0x00000000, 0x00000000, 0x00000000, 0x00000000,
271 0x00000000, 0x00000000, 0x00000000, 0x00000000,
272 0x00000000, 0x00000000, 0x00000000, 0x00000000,
275 /* Packet types for packets with an Outer/First/Single IPv6 header, includes
278 static const u32 ice_ptypes_ipv6_ofos_all[] = {
279 0x00000000, 0x00000000, 0x77000000, 0x10002000,
280 0x00000000, 0x000002AA, 0x00000000, 0x00000000,
281 0x00000000, 0x03F00000, 0x7C1F0540, 0x00000206,
282 0x00000000, 0x00000000, 0x00000000, 0x00000000,
283 0x00000000, 0x00000000, 0x00000000, 0x00000000,
284 0x00000000, 0x00000000, 0x00000000, 0x00000000,
285 0x00000000, 0x00000000, 0x00000000, 0x00000000,
286 0x00000000, 0x00000000, 0x00000000, 0x00000000,
289 /* Packet types for packets with an Innermost/Last IPv6 header */
290 static const u32 ice_ptypes_ipv6_il[] = {
291 0x00000000, 0x03B80770, 0x000001DC, 0x0EE00000,
292 0x00000770, 0x00000000, 0x00000000, 0x00000000,
293 0x00000000, 0x00000000, 0x7FE00000, 0x00000000,
294 0x00000000, 0x00000000, 0x00000000, 0x00000000,
295 0x00000000, 0x00000000, 0x00000000, 0x00000000,
296 0x00000000, 0x00000000, 0x00000000, 0x00000000,
297 0x00000000, 0x00000000, 0x00000000, 0x00000000,
298 0x00000000, 0x00000000, 0x00000000, 0x00000000,
301 /* Packet types for packets with an Outer/First/Single IPv4 header - no L4 */
302 static const u32 ice_ptypes_ipv4_ofos_no_l4[] = {
303 0x10C00000, 0x04000800, 0x00000000, 0x00000000,
304 0x00000000, 0x00000000, 0x00000000, 0x00000000,
305 0x00000000, 0x000cc000, 0x000002A0, 0x00000000,
306 0x00000000, 0x00000000, 0x00000000, 0x00000000,
307 0x00000000, 0x00000000, 0x00000000, 0x00000000,
308 0x00000000, 0x00000000, 0x00000000, 0x00000000,
309 0x00000000, 0x00000000, 0x00000000, 0x00000000,
310 0x00000000, 0x00000000, 0x00000000, 0x00000000,
313 /* Packet types for packets with an Innermost/Last IPv4 header - no L4 */
314 static const u32 ice_ptypes_ipv4_il_no_l4[] = {
315 0x60000000, 0x18043008, 0x80000002, 0x6010c021,
316 0x00000008, 0x00000000, 0x00000000, 0x00000000,
317 0x00000000, 0x00000000, 0x00139800, 0x00000000,
318 0x00000000, 0x00000000, 0x00000000, 0x00000000,
319 0x00000000, 0x00000000, 0x00000000, 0x00000000,
320 0x00000000, 0x00000000, 0x00000000, 0x00000000,
321 0x00000000, 0x00000000, 0x00000000, 0x00000000,
322 0x00000000, 0x00000000, 0x00000000, 0x00000000,
325 /* Packet types for packets with an Outer/First/Single IPv6 header - no L4 */
326 static const u32 ice_ptypes_ipv6_ofos_no_l4[] = {
327 0x00000000, 0x00000000, 0x43000000, 0x10002000,
328 0x00000000, 0x00000000, 0x00000000, 0x00000000,
329 0x00000000, 0x02300000, 0x00000540, 0x00000000,
330 0x00000000, 0x00000000, 0x00000000, 0x00000000,
331 0x00000000, 0x00000000, 0x00000000, 0x00000000,
332 0x00000000, 0x00000000, 0x00000000, 0x00000000,
333 0x00000000, 0x00000000, 0x00000000, 0x00000000,
334 0x00000000, 0x00000000, 0x00000000, 0x00000000,
337 /* Packet types for packets with an Innermost/Last IPv6 header - no L4 */
338 static const u32 ice_ptypes_ipv6_il_no_l4[] = {
339 0x00000000, 0x02180430, 0x0000010c, 0x086010c0,
340 0x00000430, 0x00000000, 0x00000000, 0x00000000,
341 0x00000000, 0x00000000, 0x4e600000, 0x00000000,
342 0x00000000, 0x00000000, 0x00000000, 0x00000000,
343 0x00000000, 0x00000000, 0x00000000, 0x00000000,
344 0x00000000, 0x00000000, 0x00000000, 0x00000000,
345 0x00000000, 0x00000000, 0x00000000, 0x00000000,
346 0x00000000, 0x00000000, 0x00000000, 0x00000000,
349 /* Packet types for packets with an Outermost/First ARP header */
350 static const u32 ice_ptypes_arp_of[] = {
351 0x00000800, 0x00000000, 0x00000000, 0x00000000,
352 0x00000000, 0x00000000, 0x00000000, 0x00000000,
353 0x00000000, 0x00000000, 0x00000000, 0x00000000,
354 0x00000000, 0x00000000, 0x00000000, 0x00000000,
355 0x00000000, 0x00000000, 0x00000000, 0x00000000,
356 0x00000000, 0x00000000, 0x00000000, 0x00000000,
357 0x00000000, 0x00000000, 0x00000000, 0x00000000,
358 0x00000000, 0x00000000, 0x00000000, 0x00000000,
361 /* UDP Packet types for non-tunneled packets or tunneled
362 * packets with inner UDP.
364 static const u32 ice_ptypes_udp_il[] = {
365 0x81000000, 0x20204040, 0x04000010, 0x80810102,
366 0x00000040, 0x00000000, 0x00000000, 0x00000000,
367 0x00000000, 0x00410000, 0x90842000, 0x00000007,
368 0x00000000, 0x00000000, 0x00000000, 0x00000000,
369 0x00000000, 0x00000000, 0x00000000, 0x00000000,
370 0x00000000, 0x00000000, 0x00000000, 0x00000000,
371 0x00000000, 0x00000000, 0x00000000, 0x00000000,
372 0x00000000, 0x00000000, 0x00000000, 0x00000000,
375 /* Packet types for packets with an Innermost/Last TCP header */
376 static const u32 ice_ptypes_tcp_il[] = {
377 0x04000000, 0x80810102, 0x10000040, 0x02040408,
378 0x00000102, 0x00000000, 0x00000000, 0x00000000,
379 0x00000000, 0x00820000, 0x21084000, 0x00000000,
380 0x00000000, 0x00000000, 0x00000000, 0x00000000,
381 0x00000000, 0x00000000, 0x00000000, 0x00000000,
382 0x00000000, 0x00000000, 0x00000000, 0x00000000,
383 0x00000000, 0x00000000, 0x00000000, 0x00000000,
384 0x00000000, 0x00000000, 0x00000000, 0x00000000,
387 /* Packet types for packets with an Innermost/Last SCTP header */
388 static const u32 ice_ptypes_sctp_il[] = {
389 0x08000000, 0x01020204, 0x20000081, 0x04080810,
390 0x00000204, 0x00000000, 0x00000000, 0x00000000,
391 0x00000000, 0x01040000, 0x00000000, 0x00000000,
392 0x00000000, 0x00000000, 0x00000000, 0x00000000,
393 0x00000000, 0x00000000, 0x00000000, 0x00000000,
394 0x00000000, 0x00000000, 0x00000000, 0x00000000,
395 0x00000000, 0x00000000, 0x00000000, 0x00000000,
396 0x00000000, 0x00000000, 0x00000000, 0x00000000,
399 /* Packet types for packets with an Outermost/First ICMP header */
400 static const u32 ice_ptypes_icmp_of[] = {
401 0x10000000, 0x00000000, 0x00000000, 0x00000000,
402 0x00000000, 0x00000000, 0x00000000, 0x00000000,
403 0x00000000, 0x00000000, 0x00000000, 0x00000000,
404 0x00000000, 0x00000000, 0x00000000, 0x00000000,
405 0x00000000, 0x00000000, 0x00000000, 0x00000000,
406 0x00000000, 0x00000000, 0x00000000, 0x00000000,
407 0x00000000, 0x00000000, 0x00000000, 0x00000000,
408 0x00000000, 0x00000000, 0x00000000, 0x00000000,
411 /* Packet types for packets with an Innermost/Last ICMP header */
412 static const u32 ice_ptypes_icmp_il[] = {
413 0x00000000, 0x02040408, 0x40000102, 0x08101020,
414 0x00000408, 0x00000000, 0x00000000, 0x00000000,
415 0x00000000, 0x00000000, 0x42108000, 0x00000000,
416 0x00000000, 0x00000000, 0x00000000, 0x00000000,
417 0x00000000, 0x00000000, 0x00000000, 0x00000000,
418 0x00000000, 0x00000000, 0x00000000, 0x00000000,
419 0x00000000, 0x00000000, 0x00000000, 0x00000000,
420 0x00000000, 0x00000000, 0x00000000, 0x00000000,
423 /* Packet types for packets with an Outermost/First GRE header */
424 static const u32 ice_ptypes_gre_of[] = {
425 0x00000000, 0xBFBF7800, 0x000001DF, 0xFEFDE000,
426 0x0000017E, 0x00000000, 0x00000000, 0x00000000,
427 0x00000000, 0x00000000, 0x00000000, 0x00000000,
428 0x00000000, 0x00000000, 0x00000000, 0x00000000,
429 0x00000000, 0x00000000, 0x00000000, 0x00000000,
430 0x00000000, 0x00000000, 0x00000000, 0x00000000,
431 0x00000000, 0x00000000, 0x00000000, 0x00000000,
432 0x00000000, 0x00000000, 0x00000000, 0x00000000,
435 /* Packet types for packets with an Innermost/Last MAC header */
436 static const u32 ice_ptypes_mac_il[] = {
437 0x00000000, 0x20000000, 0x00000000, 0x00000000,
438 0x00000000, 0x00000000, 0x00000000, 0x00000000,
439 0x00000000, 0x00000000, 0x00000000, 0x00000000,
440 0x00000000, 0x00000000, 0x00000000, 0x00000000,
441 0x00000000, 0x00000000, 0x00000000, 0x00000000,
442 0x00000000, 0x00000000, 0x00000000, 0x00000000,
443 0x00000000, 0x00000000, 0x00000000, 0x00000000,
444 0x00000000, 0x00000000, 0x00000000, 0x00000000,
447 /* Packet types for GTPC */
448 static const u32 ice_ptypes_gtpc[] = {
449 0x00000000, 0x00000000, 0x00000000, 0x00000000,
450 0x00000000, 0x00000000, 0x00000000, 0x00000000,
451 0x00000000, 0x00000000, 0x000001E0, 0x00000000,
452 0x00000000, 0x00000000, 0x00000000, 0x00000000,
453 0x00000000, 0x00000000, 0x00000000, 0x00000000,
454 0x00000000, 0x00000000, 0x00000000, 0x00000000,
455 0x00000000, 0x00000000, 0x00000000, 0x00000000,
456 0x00000000, 0x00000000, 0x00000000, 0x00000000,
459 /* Packet types for GTPC with TEID */
460 static const u32 ice_ptypes_gtpc_tid[] = {
461 0x00000000, 0x00000000, 0x00000000, 0x00000000,
462 0x00000000, 0x00000000, 0x00000000, 0x00000000,
463 0x00000000, 0x00000000, 0x00000060, 0x00000000,
464 0x00000000, 0x00000000, 0x00000000, 0x00000000,
465 0x00000000, 0x00000000, 0x00000000, 0x00000000,
466 0x00000000, 0x00000000, 0x00000000, 0x00000000,
467 0x00000000, 0x00000000, 0x00000000, 0x00000000,
468 0x00000000, 0x00000000, 0x00000000, 0x00000000,
471 /* Packet types for GTPU */
472 static const struct ice_ptype_attributes ice_attr_gtpu_session[] = {
473 { ICE_MAC_IPV4_GTPU_IPV4_FRAG, ICE_PTYPE_ATTR_GTP_SESSION },
474 { ICE_MAC_IPV4_GTPU_IPV4_PAY, ICE_PTYPE_ATTR_GTP_SESSION },
475 { ICE_MAC_IPV4_GTPU_IPV4_UDP_PAY, ICE_PTYPE_ATTR_GTP_SESSION },
476 { ICE_MAC_IPV4_GTPU_IPV4_TCP, ICE_PTYPE_ATTR_GTP_SESSION },
477 { ICE_MAC_IPV4_GTPU_IPV4_ICMP, ICE_PTYPE_ATTR_GTP_SESSION },
478 { ICE_MAC_IPV6_GTPU_IPV4_FRAG, ICE_PTYPE_ATTR_GTP_SESSION },
479 { ICE_MAC_IPV6_GTPU_IPV4_PAY, ICE_PTYPE_ATTR_GTP_SESSION },
480 { ICE_MAC_IPV6_GTPU_IPV4_UDP_PAY, ICE_PTYPE_ATTR_GTP_SESSION },
481 { ICE_MAC_IPV6_GTPU_IPV4_TCP, ICE_PTYPE_ATTR_GTP_SESSION },
482 { ICE_MAC_IPV6_GTPU_IPV4_ICMP, ICE_PTYPE_ATTR_GTP_SESSION },
483 { ICE_MAC_IPV4_GTPU_IPV6_FRAG, ICE_PTYPE_ATTR_GTP_SESSION },
484 { ICE_MAC_IPV4_GTPU_IPV6_PAY, ICE_PTYPE_ATTR_GTP_SESSION },
485 { ICE_MAC_IPV4_GTPU_IPV6_UDP_PAY, ICE_PTYPE_ATTR_GTP_SESSION },
486 { ICE_MAC_IPV4_GTPU_IPV6_TCP, ICE_PTYPE_ATTR_GTP_SESSION },
487 { ICE_MAC_IPV4_GTPU_IPV6_ICMPV6, ICE_PTYPE_ATTR_GTP_SESSION },
488 { ICE_MAC_IPV6_GTPU_IPV6_FRAG, ICE_PTYPE_ATTR_GTP_SESSION },
489 { ICE_MAC_IPV6_GTPU_IPV6_PAY, ICE_PTYPE_ATTR_GTP_SESSION },
490 { ICE_MAC_IPV6_GTPU_IPV6_UDP_PAY, ICE_PTYPE_ATTR_GTP_SESSION },
491 { ICE_MAC_IPV6_GTPU_IPV6_TCP, ICE_PTYPE_ATTR_GTP_SESSION },
492 { ICE_MAC_IPV6_GTPU_IPV6_ICMPV6, ICE_PTYPE_ATTR_GTP_SESSION },
495 static const struct ice_ptype_attributes ice_attr_gtpu_eh[] = {
496 { ICE_MAC_IPV4_GTPU_IPV4_FRAG, ICE_PTYPE_ATTR_GTP_PDU_EH },
497 { ICE_MAC_IPV4_GTPU_IPV4_PAY, ICE_PTYPE_ATTR_GTP_PDU_EH },
498 { ICE_MAC_IPV4_GTPU_IPV4_UDP_PAY, ICE_PTYPE_ATTR_GTP_PDU_EH },
499 { ICE_MAC_IPV4_GTPU_IPV4_TCP, ICE_PTYPE_ATTR_GTP_PDU_EH },
500 { ICE_MAC_IPV4_GTPU_IPV4_ICMP, ICE_PTYPE_ATTR_GTP_PDU_EH },
501 { ICE_MAC_IPV6_GTPU_IPV4_FRAG, ICE_PTYPE_ATTR_GTP_PDU_EH },
502 { ICE_MAC_IPV6_GTPU_IPV4_PAY, ICE_PTYPE_ATTR_GTP_PDU_EH },
503 { ICE_MAC_IPV6_GTPU_IPV4_UDP_PAY, ICE_PTYPE_ATTR_GTP_PDU_EH },
504 { ICE_MAC_IPV6_GTPU_IPV4_TCP, ICE_PTYPE_ATTR_GTP_PDU_EH },
505 { ICE_MAC_IPV6_GTPU_IPV4_ICMP, ICE_PTYPE_ATTR_GTP_PDU_EH },
506 { ICE_MAC_IPV4_GTPU_IPV6_FRAG, ICE_PTYPE_ATTR_GTP_PDU_EH },
507 { ICE_MAC_IPV4_GTPU_IPV6_PAY, ICE_PTYPE_ATTR_GTP_PDU_EH },
508 { ICE_MAC_IPV4_GTPU_IPV6_UDP_PAY, ICE_PTYPE_ATTR_GTP_PDU_EH },
509 { ICE_MAC_IPV4_GTPU_IPV6_TCP, ICE_PTYPE_ATTR_GTP_PDU_EH },
510 { ICE_MAC_IPV4_GTPU_IPV6_ICMPV6, ICE_PTYPE_ATTR_GTP_PDU_EH },
511 { ICE_MAC_IPV6_GTPU_IPV6_FRAG, ICE_PTYPE_ATTR_GTP_PDU_EH },
512 { ICE_MAC_IPV6_GTPU_IPV6_PAY, ICE_PTYPE_ATTR_GTP_PDU_EH },
513 { ICE_MAC_IPV6_GTPU_IPV6_UDP_PAY, ICE_PTYPE_ATTR_GTP_PDU_EH },
514 { ICE_MAC_IPV6_GTPU_IPV6_TCP, ICE_PTYPE_ATTR_GTP_PDU_EH },
515 { ICE_MAC_IPV6_GTPU_IPV6_ICMPV6, ICE_PTYPE_ATTR_GTP_PDU_EH },
518 static const struct ice_ptype_attributes ice_attr_gtpu_down[] = {
519 { ICE_MAC_IPV4_GTPU_IPV4_FRAG, ICE_PTYPE_ATTR_GTP_DOWNLINK },
520 { ICE_MAC_IPV4_GTPU_IPV4_PAY, ICE_PTYPE_ATTR_GTP_DOWNLINK },
521 { ICE_MAC_IPV4_GTPU_IPV4_UDP_PAY, ICE_PTYPE_ATTR_GTP_DOWNLINK },
522 { ICE_MAC_IPV4_GTPU_IPV4_TCP, ICE_PTYPE_ATTR_GTP_DOWNLINK },
523 { ICE_MAC_IPV4_GTPU_IPV4_ICMP, ICE_PTYPE_ATTR_GTP_DOWNLINK },
524 { ICE_MAC_IPV6_GTPU_IPV4_FRAG, ICE_PTYPE_ATTR_GTP_DOWNLINK },
525 { ICE_MAC_IPV6_GTPU_IPV4_PAY, ICE_PTYPE_ATTR_GTP_DOWNLINK },
526 { ICE_MAC_IPV6_GTPU_IPV4_UDP_PAY, ICE_PTYPE_ATTR_GTP_DOWNLINK },
527 { ICE_MAC_IPV6_GTPU_IPV4_TCP, ICE_PTYPE_ATTR_GTP_DOWNLINK },
528 { ICE_MAC_IPV6_GTPU_IPV4_ICMP, ICE_PTYPE_ATTR_GTP_DOWNLINK },
529 { ICE_MAC_IPV4_GTPU_IPV6_FRAG, ICE_PTYPE_ATTR_GTP_DOWNLINK },
530 { ICE_MAC_IPV4_GTPU_IPV6_PAY, ICE_PTYPE_ATTR_GTP_DOWNLINK },
531 { ICE_MAC_IPV4_GTPU_IPV6_UDP_PAY, ICE_PTYPE_ATTR_GTP_DOWNLINK },
532 { ICE_MAC_IPV4_GTPU_IPV6_TCP, ICE_PTYPE_ATTR_GTP_DOWNLINK },
533 { ICE_MAC_IPV4_GTPU_IPV6_ICMPV6, ICE_PTYPE_ATTR_GTP_DOWNLINK },
534 { ICE_MAC_IPV6_GTPU_IPV6_FRAG, ICE_PTYPE_ATTR_GTP_DOWNLINK },
535 { ICE_MAC_IPV6_GTPU_IPV6_PAY, ICE_PTYPE_ATTR_GTP_DOWNLINK },
536 { ICE_MAC_IPV6_GTPU_IPV6_UDP_PAY, ICE_PTYPE_ATTR_GTP_DOWNLINK },
537 { ICE_MAC_IPV6_GTPU_IPV6_TCP, ICE_PTYPE_ATTR_GTP_DOWNLINK },
538 { ICE_MAC_IPV6_GTPU_IPV6_ICMPV6, ICE_PTYPE_ATTR_GTP_DOWNLINK },
541 static const struct ice_ptype_attributes ice_attr_gtpu_up[] = {
542 { ICE_MAC_IPV4_GTPU_IPV4_FRAG, ICE_PTYPE_ATTR_GTP_UPLINK },
543 { ICE_MAC_IPV4_GTPU_IPV4_PAY, ICE_PTYPE_ATTR_GTP_UPLINK },
544 { ICE_MAC_IPV4_GTPU_IPV4_UDP_PAY, ICE_PTYPE_ATTR_GTP_UPLINK },
545 { ICE_MAC_IPV4_GTPU_IPV4_TCP, ICE_PTYPE_ATTR_GTP_UPLINK },
546 { ICE_MAC_IPV4_GTPU_IPV4_ICMP, ICE_PTYPE_ATTR_GTP_UPLINK },
547 { ICE_MAC_IPV6_GTPU_IPV4_FRAG, ICE_PTYPE_ATTR_GTP_UPLINK },
548 { ICE_MAC_IPV6_GTPU_IPV4_PAY, ICE_PTYPE_ATTR_GTP_UPLINK },
549 { ICE_MAC_IPV6_GTPU_IPV4_UDP_PAY, ICE_PTYPE_ATTR_GTP_UPLINK },
550 { ICE_MAC_IPV6_GTPU_IPV4_TCP, ICE_PTYPE_ATTR_GTP_UPLINK },
551 { ICE_MAC_IPV6_GTPU_IPV4_ICMP, ICE_PTYPE_ATTR_GTP_UPLINK },
552 { ICE_MAC_IPV4_GTPU_IPV6_FRAG, ICE_PTYPE_ATTR_GTP_UPLINK },
553 { ICE_MAC_IPV4_GTPU_IPV6_PAY, ICE_PTYPE_ATTR_GTP_UPLINK },
554 { ICE_MAC_IPV4_GTPU_IPV6_UDP_PAY, ICE_PTYPE_ATTR_GTP_UPLINK },
555 { ICE_MAC_IPV4_GTPU_IPV6_TCP, ICE_PTYPE_ATTR_GTP_UPLINK },
556 { ICE_MAC_IPV4_GTPU_IPV6_ICMPV6, ICE_PTYPE_ATTR_GTP_UPLINK },
557 { ICE_MAC_IPV6_GTPU_IPV6_FRAG, ICE_PTYPE_ATTR_GTP_UPLINK },
558 { ICE_MAC_IPV6_GTPU_IPV6_PAY, ICE_PTYPE_ATTR_GTP_UPLINK },
559 { ICE_MAC_IPV6_GTPU_IPV6_UDP_PAY, ICE_PTYPE_ATTR_GTP_UPLINK },
560 { ICE_MAC_IPV6_GTPU_IPV6_TCP, ICE_PTYPE_ATTR_GTP_UPLINK },
561 { ICE_MAC_IPV6_GTPU_IPV6_ICMPV6, ICE_PTYPE_ATTR_GTP_UPLINK },
564 static const u32 ice_ptypes_gtpu[] = {
565 0x00000000, 0x00000000, 0x00000000, 0x00000000,
566 0x00000000, 0x00000000, 0x00000000, 0x00000000,
567 0x00000000, 0x00000000, 0x7FFFFE00, 0x00000000,
568 0x00000000, 0x00000000, 0x00000000, 0x00000000,
569 0x00000000, 0x00000000, 0x00000000, 0x00000000,
570 0x00000000, 0x00000000, 0x00000000, 0x00000000,
571 0x00000000, 0x00000000, 0x00000000, 0x00000000,
572 0x00000000, 0x00000000, 0x00000000, 0x00000000,
575 /* Packet types for pppoe */
576 static const u32 ice_ptypes_pppoe[] = {
577 0x00000000, 0x00000000, 0x00000000, 0x00000000,
578 0x00000000, 0x00000000, 0x00000000, 0x00000000,
579 0x00000000, 0x03ffe000, 0x00000000, 0x00000000,
580 0x00000000, 0x00000000, 0x00000000, 0x00000000,
581 0x00000000, 0x00000000, 0x00000000, 0x00000000,
582 0x00000000, 0x00000000, 0x00000000, 0x00000000,
583 0x00000000, 0x00000000, 0x00000000, 0x00000000,
584 0x00000000, 0x00000000, 0x00000000, 0x00000000,
587 /* Packet types for packets with PFCP NODE header */
588 static const u32 ice_ptypes_pfcp_node[] = {
589 0x00000000, 0x00000000, 0x00000000, 0x00000000,
590 0x00000000, 0x00000000, 0x00000000, 0x00000000,
591 0x00000000, 0x00000000, 0x80000000, 0x00000002,
592 0x00000000, 0x00000000, 0x00000000, 0x00000000,
593 0x00000000, 0x00000000, 0x00000000, 0x00000000,
594 0x00000000, 0x00000000, 0x00000000, 0x00000000,
595 0x00000000, 0x00000000, 0x00000000, 0x00000000,
596 0x00000000, 0x00000000, 0x00000000, 0x00000000,
599 /* Packet types for packets with PFCP SESSION header */
600 static const u32 ice_ptypes_pfcp_session[] = {
601 0x00000000, 0x00000000, 0x00000000, 0x00000000,
602 0x00000000, 0x00000000, 0x00000000, 0x00000000,
603 0x00000000, 0x00000000, 0x00000000, 0x00000005,
604 0x00000000, 0x00000000, 0x00000000, 0x00000000,
605 0x00000000, 0x00000000, 0x00000000, 0x00000000,
606 0x00000000, 0x00000000, 0x00000000, 0x00000000,
607 0x00000000, 0x00000000, 0x00000000, 0x00000000,
608 0x00000000, 0x00000000, 0x00000000, 0x00000000,
611 /* Packet types for l2tpv3 */
612 static const u32 ice_ptypes_l2tpv3[] = {
613 0x00000000, 0x00000000, 0x00000000, 0x00000000,
614 0x00000000, 0x00000000, 0x00000000, 0x00000000,
615 0x00000000, 0x00000000, 0x00000000, 0x00000300,
616 0x00000000, 0x00000000, 0x00000000, 0x00000000,
617 0x00000000, 0x00000000, 0x00000000, 0x00000000,
618 0x00000000, 0x00000000, 0x00000000, 0x00000000,
619 0x00000000, 0x00000000, 0x00000000, 0x00000000,
620 0x00000000, 0x00000000, 0x00000000, 0x00000000,
623 /* Packet types for esp */
624 static const u32 ice_ptypes_esp[] = {
625 0x00000000, 0x00000000, 0x00000000, 0x00000000,
626 0x00000000, 0x00000003, 0x00000000, 0x00000000,
627 0x00000000, 0x00000000, 0x00000000, 0x00000000,
628 0x00000000, 0x00000000, 0x00000000, 0x00000000,
629 0x00000000, 0x00000000, 0x00000000, 0x00000000,
630 0x00000000, 0x00000000, 0x00000000, 0x00000000,
631 0x00000000, 0x00000000, 0x00000000, 0x00000000,
632 0x00000000, 0x00000000, 0x00000000, 0x00000000,
635 /* Packet types for ah */
636 static const u32 ice_ptypes_ah[] = {
637 0x00000000, 0x00000000, 0x00000000, 0x00000000,
638 0x00000000, 0x0000000C, 0x00000000, 0x00000000,
639 0x00000000, 0x00000000, 0x00000000, 0x00000000,
640 0x00000000, 0x00000000, 0x00000000, 0x00000000,
641 0x00000000, 0x00000000, 0x00000000, 0x00000000,
642 0x00000000, 0x00000000, 0x00000000, 0x00000000,
643 0x00000000, 0x00000000, 0x00000000, 0x00000000,
644 0x00000000, 0x00000000, 0x00000000, 0x00000000,
647 /* Packet types for packets with NAT_T ESP header */
648 static const u32 ice_ptypes_nat_t_esp[] = {
649 0x00000000, 0x00000000, 0x00000000, 0x00000000,
650 0x00000000, 0x00000030, 0x00000000, 0x00000000,
651 0x00000000, 0x00000000, 0x00000000, 0x00000000,
652 0x00000000, 0x00000000, 0x00000000, 0x00000000,
653 0x00000000, 0x00000000, 0x00000000, 0x00000000,
654 0x00000000, 0x00000000, 0x00000000, 0x00000000,
655 0x00000000, 0x00000000, 0x00000000, 0x00000000,
656 0x00000000, 0x00000000, 0x00000000, 0x00000000,
659 static const u32 ice_ptypes_mac_non_ip_ofos[] = {
660 0x00000846, 0x00000000, 0x00000000, 0x00000000,
661 0x00000000, 0x00000000, 0x00000000, 0x00000000,
662 0x00400000, 0x03FFF000, 0x00000000, 0x00000000,
663 0x00000000, 0x00000000, 0x00000000, 0x00000000,
664 0x00000000, 0x00000000, 0x00000000, 0x00000000,
665 0x00000000, 0x00000000, 0x00000000, 0x00000000,
666 0x00000000, 0x00000000, 0x00000000, 0x00000000,
667 0x00000000, 0x00000000, 0x00000000, 0x00000000,
670 static const u32 ice_ptypes_gtpu_no_ip[] = {
671 0x00000000, 0x00000000, 0x00000000, 0x00000000,
672 0x00000000, 0x00000000, 0x00000000, 0x00000000,
673 0x00000000, 0x00000000, 0x00000600, 0x00000000,
674 0x00000000, 0x00000000, 0x00000000, 0x00000000,
675 0x00000000, 0x00000000, 0x00000000, 0x00000000,
676 0x00000000, 0x00000000, 0x00000000, 0x00000000,
677 0x00000000, 0x00000000, 0x00000000, 0x00000000,
678 0x00000000, 0x00000000, 0x00000000, 0x00000000,
681 /* Manage parameters and info. used during the creation of a flow profile */
682 struct ice_flow_prof_params {
684 u16 entry_length; /* # of bytes formatted entry will require */
686 struct ice_flow_prof *prof;
688 /* For ACL, the es[0] will have the data of ICE_RX_MDID_PKT_FLAGS_15_0
689 * This will give us the direction flags.
691 struct ice_fv_word es[ICE_MAX_FV_WORDS];
692 /* attributes can be used to add attributes to a particular PTYPE */
693 const struct ice_ptype_attributes *attr;
696 u16 mask[ICE_MAX_FV_WORDS];
697 ice_declare_bitmap(ptypes, ICE_FLOW_PTYPE_MAX);
700 #define ICE_FLOW_RSS_HDRS_INNER_MASK \
701 (ICE_FLOW_SEG_HDR_PPPOE | ICE_FLOW_SEG_HDR_GTPC | \
702 ICE_FLOW_SEG_HDR_GTPC_TEID | ICE_FLOW_SEG_HDR_GTPU | \
703 ICE_FLOW_SEG_HDR_PFCP_SESSION | ICE_FLOW_SEG_HDR_L2TPV3 | \
704 ICE_FLOW_SEG_HDR_ESP | ICE_FLOW_SEG_HDR_AH | \
705 ICE_FLOW_SEG_HDR_NAT_T_ESP | ICE_FLOW_SEG_HDR_GTPU_NON_IP)
707 #define ICE_FLOW_SEG_HDRS_L2_MASK \
708 (ICE_FLOW_SEG_HDR_ETH | ICE_FLOW_SEG_HDR_VLAN)
709 #define ICE_FLOW_SEG_HDRS_L3_MASK \
710 (ICE_FLOW_SEG_HDR_IPV4 | ICE_FLOW_SEG_HDR_IPV6 | \
711 ICE_FLOW_SEG_HDR_ARP)
712 #define ICE_FLOW_SEG_HDRS_L4_MASK \
713 (ICE_FLOW_SEG_HDR_ICMP | ICE_FLOW_SEG_HDR_TCP | ICE_FLOW_SEG_HDR_UDP | \
714 ICE_FLOW_SEG_HDR_SCTP)
715 /* mask for L4 protocols that are NOT part of IPV4/6 OTHER PTYPE groups */
716 #define ICE_FLOW_SEG_HDRS_L4_MASK_NO_OTHER \
717 (ICE_FLOW_SEG_HDR_TCP | ICE_FLOW_SEG_HDR_UDP | ICE_FLOW_SEG_HDR_SCTP)
720 * ice_flow_val_hdrs - validates packet segments for valid protocol headers
721 * @segs: array of one or more packet segments that describe the flow
722 * @segs_cnt: number of packet segments provided
724 static enum ice_status
725 ice_flow_val_hdrs(struct ice_flow_seg_info *segs, u8 segs_cnt)
729 for (i = 0; i < segs_cnt; i++) {
730 /* Multiple L3 headers */
731 if (segs[i].hdrs & ICE_FLOW_SEG_HDRS_L3_MASK &&
732 !ice_is_pow2(segs[i].hdrs & ICE_FLOW_SEG_HDRS_L3_MASK))
733 return ICE_ERR_PARAM;
735 /* Multiple L4 headers */
736 if (segs[i].hdrs & ICE_FLOW_SEG_HDRS_L4_MASK &&
737 !ice_is_pow2(segs[i].hdrs & ICE_FLOW_SEG_HDRS_L4_MASK))
738 return ICE_ERR_PARAM;
744 /* Sizes of fixed known protocol headers without header options */
745 #define ICE_FLOW_PROT_HDR_SZ_MAC 14
746 #define ICE_FLOW_PROT_HDR_SZ_MAC_VLAN (ICE_FLOW_PROT_HDR_SZ_MAC + 2)
747 #define ICE_FLOW_PROT_HDR_SZ_IPV4 20
748 #define ICE_FLOW_PROT_HDR_SZ_IPV6 40
749 #define ICE_FLOW_PROT_HDR_SZ_ARP 28
750 #define ICE_FLOW_PROT_HDR_SZ_ICMP 8
751 #define ICE_FLOW_PROT_HDR_SZ_TCP 20
752 #define ICE_FLOW_PROT_HDR_SZ_UDP 8
753 #define ICE_FLOW_PROT_HDR_SZ_SCTP 12
756 * ice_flow_calc_seg_sz - calculates size of a packet segment based on headers
757 * @params: information about the flow to be processed
758 * @seg: index of packet segment whose header size is to be determined
760 static u16 ice_flow_calc_seg_sz(struct ice_flow_prof_params *params, u8 seg)
765 sz = (params->prof->segs[seg].hdrs & ICE_FLOW_SEG_HDR_VLAN) ?
766 ICE_FLOW_PROT_HDR_SZ_MAC_VLAN : ICE_FLOW_PROT_HDR_SZ_MAC;
769 if (params->prof->segs[seg].hdrs & ICE_FLOW_SEG_HDR_IPV4)
770 sz += ICE_FLOW_PROT_HDR_SZ_IPV4;
771 else if (params->prof->segs[seg].hdrs & ICE_FLOW_SEG_HDR_IPV6)
772 sz += ICE_FLOW_PROT_HDR_SZ_IPV6;
773 else if (params->prof->segs[seg].hdrs & ICE_FLOW_SEG_HDR_ARP)
774 sz += ICE_FLOW_PROT_HDR_SZ_ARP;
775 else if (params->prof->segs[seg].hdrs & ICE_FLOW_SEG_HDRS_L4_MASK)
776 /* A L3 header is required if L4 is specified */
780 if (params->prof->segs[seg].hdrs & ICE_FLOW_SEG_HDR_ICMP)
781 sz += ICE_FLOW_PROT_HDR_SZ_ICMP;
782 else if (params->prof->segs[seg].hdrs & ICE_FLOW_SEG_HDR_TCP)
783 sz += ICE_FLOW_PROT_HDR_SZ_TCP;
784 else if (params->prof->segs[seg].hdrs & ICE_FLOW_SEG_HDR_UDP)
785 sz += ICE_FLOW_PROT_HDR_SZ_UDP;
786 else if (params->prof->segs[seg].hdrs & ICE_FLOW_SEG_HDR_SCTP)
787 sz += ICE_FLOW_PROT_HDR_SZ_SCTP;
793 * ice_flow_proc_seg_hdrs - process protocol headers present in pkt segments
794 * @params: information about the flow to be processed
796 * This function identifies the packet types associated with the protocol
797 * headers being present in packet segments of the specified flow profile.
799 static enum ice_status
800 ice_flow_proc_seg_hdrs(struct ice_flow_prof_params *params)
802 struct ice_flow_prof *prof;
805 ice_memset(params->ptypes, 0xff, sizeof(params->ptypes),
810 for (i = 0; i < params->prof->segs_cnt; i++) {
811 const ice_bitmap_t *src;
814 hdrs = prof->segs[i].hdrs;
816 if (hdrs & ICE_FLOW_SEG_HDR_ETH) {
817 src = !i ? (const ice_bitmap_t *)ice_ptypes_mac_ofos :
818 (const ice_bitmap_t *)ice_ptypes_mac_il;
819 ice_and_bitmap(params->ptypes, params->ptypes, src,
823 if (i && hdrs & ICE_FLOW_SEG_HDR_VLAN) {
824 src = (const ice_bitmap_t *)ice_ptypes_macvlan_il;
825 ice_and_bitmap(params->ptypes, params->ptypes, src,
829 if (!i && hdrs & ICE_FLOW_SEG_HDR_ARP) {
830 ice_and_bitmap(params->ptypes, params->ptypes,
831 (const ice_bitmap_t *)ice_ptypes_arp_of,
835 if (hdrs & ICE_FLOW_SEG_HDR_PPPOE) {
836 src = (const ice_bitmap_t *)ice_ptypes_pppoe;
837 ice_and_bitmap(params->ptypes, params->ptypes, src,
840 if ((hdrs & ICE_FLOW_SEG_HDR_IPV4) &&
841 (hdrs & ICE_FLOW_SEG_HDR_IPV_OTHER)) {
843 (const ice_bitmap_t *)ice_ptypes_ipv4_il :
844 (const ice_bitmap_t *)ice_ptypes_ipv4_ofos_all;
845 ice_and_bitmap(params->ptypes, params->ptypes, src,
847 } else if ((hdrs & ICE_FLOW_SEG_HDR_IPV6) &&
848 (hdrs & ICE_FLOW_SEG_HDR_IPV_OTHER)) {
850 (const ice_bitmap_t *)ice_ptypes_ipv6_il :
851 (const ice_bitmap_t *)ice_ptypes_ipv6_ofos_all;
852 ice_and_bitmap(params->ptypes, params->ptypes, src,
854 } else if ((hdrs & ICE_FLOW_SEG_HDR_IPV4) &&
855 !(hdrs & ICE_FLOW_SEG_HDRS_L4_MASK_NO_OTHER)) {
856 src = !i ? (const ice_bitmap_t *)ice_ptypes_ipv4_ofos_no_l4 :
857 (const ice_bitmap_t *)ice_ptypes_ipv4_il_no_l4;
858 ice_and_bitmap(params->ptypes, params->ptypes, src,
860 } else if (hdrs & ICE_FLOW_SEG_HDR_IPV4) {
861 src = !i ? (const ice_bitmap_t *)ice_ptypes_ipv4_ofos :
862 (const ice_bitmap_t *)ice_ptypes_ipv4_il;
863 ice_and_bitmap(params->ptypes, params->ptypes, src,
865 } else if ((hdrs & ICE_FLOW_SEG_HDR_IPV6) &&
866 !(hdrs & ICE_FLOW_SEG_HDRS_L4_MASK_NO_OTHER)) {
867 src = !i ? (const ice_bitmap_t *)ice_ptypes_ipv6_ofos_no_l4 :
868 (const ice_bitmap_t *)ice_ptypes_ipv6_il_no_l4;
869 ice_and_bitmap(params->ptypes, params->ptypes, src,
871 } else if (hdrs & ICE_FLOW_SEG_HDR_IPV6) {
872 src = !i ? (const ice_bitmap_t *)ice_ptypes_ipv6_ofos :
873 (const ice_bitmap_t *)ice_ptypes_ipv6_il;
874 ice_and_bitmap(params->ptypes, params->ptypes, src,
878 if (hdrs & ICE_FLOW_SEG_HDR_ETH_NON_IP) {
879 src = (const ice_bitmap_t *)ice_ptypes_mac_non_ip_ofos;
880 ice_and_bitmap(params->ptypes, params->ptypes,
881 src, ICE_FLOW_PTYPE_MAX);
882 } else if (hdrs & ICE_FLOW_SEG_HDR_PPPOE) {
883 src = (const ice_bitmap_t *)ice_ptypes_pppoe;
884 ice_and_bitmap(params->ptypes, params->ptypes, src,
887 src = (const ice_bitmap_t *)ice_ptypes_pppoe;
888 ice_andnot_bitmap(params->ptypes, params->ptypes, src,
892 if (hdrs & ICE_FLOW_SEG_HDR_UDP) {
893 src = (const ice_bitmap_t *)ice_ptypes_udp_il;
894 ice_and_bitmap(params->ptypes, params->ptypes, src,
896 } else if (hdrs & ICE_FLOW_SEG_HDR_TCP) {
897 ice_and_bitmap(params->ptypes, params->ptypes,
898 (const ice_bitmap_t *)ice_ptypes_tcp_il,
900 } else if (hdrs & ICE_FLOW_SEG_HDR_SCTP) {
901 src = (const ice_bitmap_t *)ice_ptypes_sctp_il;
902 ice_and_bitmap(params->ptypes, params->ptypes, src,
906 if (hdrs & ICE_FLOW_SEG_HDR_ICMP) {
907 src = !i ? (const ice_bitmap_t *)ice_ptypes_icmp_of :
908 (const ice_bitmap_t *)ice_ptypes_icmp_il;
909 ice_and_bitmap(params->ptypes, params->ptypes, src,
911 } else if (hdrs & ICE_FLOW_SEG_HDR_GRE) {
913 src = (const ice_bitmap_t *)ice_ptypes_gre_of;
914 ice_and_bitmap(params->ptypes, params->ptypes,
915 src, ICE_FLOW_PTYPE_MAX);
917 } else if (hdrs & ICE_FLOW_SEG_HDR_GTPC) {
918 src = (const ice_bitmap_t *)ice_ptypes_gtpc;
919 ice_and_bitmap(params->ptypes, params->ptypes,
920 src, ICE_FLOW_PTYPE_MAX);
921 } else if (hdrs & ICE_FLOW_SEG_HDR_GTPC_TEID) {
922 src = (const ice_bitmap_t *)ice_ptypes_gtpc_tid;
923 ice_and_bitmap(params->ptypes, params->ptypes,
924 src, ICE_FLOW_PTYPE_MAX);
925 } else if (hdrs & ICE_FLOW_SEG_HDR_GTPU_NON_IP) {
926 src = (const ice_bitmap_t *)ice_ptypes_gtpu_no_ip;
927 ice_and_bitmap(params->ptypes, params->ptypes,
928 src, ICE_FLOW_PTYPE_MAX);
929 } else if (hdrs & ICE_FLOW_SEG_HDR_GTPU_DWN) {
930 src = (const ice_bitmap_t *)ice_ptypes_gtpu;
931 ice_and_bitmap(params->ptypes, params->ptypes,
932 src, ICE_FLOW_PTYPE_MAX);
934 /* Attributes for GTP packet with downlink */
935 params->attr = ice_attr_gtpu_down;
936 params->attr_cnt = ARRAY_SIZE(ice_attr_gtpu_down);
937 } else if (hdrs & ICE_FLOW_SEG_HDR_GTPU_UP) {
938 src = (const ice_bitmap_t *)ice_ptypes_gtpu;
939 ice_and_bitmap(params->ptypes, params->ptypes,
940 src, ICE_FLOW_PTYPE_MAX);
942 /* Attributes for GTP packet with uplink */
943 params->attr = ice_attr_gtpu_up;
944 params->attr_cnt = ARRAY_SIZE(ice_attr_gtpu_up);
945 } else if (hdrs & ICE_FLOW_SEG_HDR_GTPU_EH) {
946 src = (const ice_bitmap_t *)ice_ptypes_gtpu;
947 ice_and_bitmap(params->ptypes, params->ptypes,
948 src, ICE_FLOW_PTYPE_MAX);
950 /* Attributes for GTP packet with Extension Header */
951 params->attr = ice_attr_gtpu_eh;
952 params->attr_cnt = ARRAY_SIZE(ice_attr_gtpu_eh);
953 } else if (hdrs & ICE_FLOW_SEG_HDR_GTPU_IP) {
954 src = (const ice_bitmap_t *)ice_ptypes_gtpu;
955 ice_and_bitmap(params->ptypes, params->ptypes,
956 src, ICE_FLOW_PTYPE_MAX);
958 /* Attributes for GTP packet without Extension Header */
959 params->attr = ice_attr_gtpu_session;
960 params->attr_cnt = ARRAY_SIZE(ice_attr_gtpu_session);
961 } else if (hdrs & ICE_FLOW_SEG_HDR_L2TPV3) {
962 src = (const ice_bitmap_t *)ice_ptypes_l2tpv3;
963 ice_and_bitmap(params->ptypes, params->ptypes,
964 src, ICE_FLOW_PTYPE_MAX);
965 } else if (hdrs & ICE_FLOW_SEG_HDR_ESP) {
966 src = (const ice_bitmap_t *)ice_ptypes_esp;
967 ice_and_bitmap(params->ptypes, params->ptypes,
968 src, ICE_FLOW_PTYPE_MAX);
969 } else if (hdrs & ICE_FLOW_SEG_HDR_AH) {
970 src = (const ice_bitmap_t *)ice_ptypes_ah;
971 ice_and_bitmap(params->ptypes, params->ptypes,
972 src, ICE_FLOW_PTYPE_MAX);
973 } else if (hdrs & ICE_FLOW_SEG_HDR_NAT_T_ESP) {
974 src = (const ice_bitmap_t *)ice_ptypes_nat_t_esp;
975 ice_and_bitmap(params->ptypes, params->ptypes,
976 src, ICE_FLOW_PTYPE_MAX);
979 if (hdrs & ICE_FLOW_SEG_HDR_PFCP) {
980 if (hdrs & ICE_FLOW_SEG_HDR_PFCP_NODE)
982 (const ice_bitmap_t *)ice_ptypes_pfcp_node;
985 (const ice_bitmap_t *)ice_ptypes_pfcp_session;
987 ice_and_bitmap(params->ptypes, params->ptypes,
988 src, ICE_FLOW_PTYPE_MAX);
990 src = (const ice_bitmap_t *)ice_ptypes_pfcp_node;
991 ice_andnot_bitmap(params->ptypes, params->ptypes,
992 src, ICE_FLOW_PTYPE_MAX);
994 src = (const ice_bitmap_t *)ice_ptypes_pfcp_session;
995 ice_andnot_bitmap(params->ptypes, params->ptypes,
996 src, ICE_FLOW_PTYPE_MAX);
1004 * ice_flow_xtract_pkt_flags - Create an extr sequence entry for packet flags
1005 * @hw: pointer to the HW struct
1006 * @params: information about the flow to be processed
1007 * @flags: The value of pkt_flags[x:x] in Rx/Tx MDID metadata.
1009 * This function will allocate an extraction sequence entries for a DWORD size
1010 * chunk of the packet flags.
1012 static enum ice_status
1013 ice_flow_xtract_pkt_flags(struct ice_hw *hw,
1014 struct ice_flow_prof_params *params,
1015 enum ice_flex_mdid_pkt_flags flags)
1017 u8 fv_words = hw->blk[params->blk].es.fvw;
1020 /* Make sure the number of extraction sequence entries required does not
1021 * exceed the block's capacity.
1023 if (params->es_cnt >= fv_words)
1024 return ICE_ERR_MAX_LIMIT;
1026 /* some blocks require a reversed field vector layout */
1027 if (hw->blk[params->blk].es.reverse)
1028 idx = fv_words - params->es_cnt - 1;
1030 idx = params->es_cnt;
1032 params->es[idx].prot_id = ICE_PROT_META_ID;
1033 params->es[idx].off = flags;
1040 * ice_flow_xtract_fld - Create an extraction sequence entry for the given field
1041 * @hw: pointer to the HW struct
1042 * @params: information about the flow to be processed
1043 * @seg: packet segment index of the field to be extracted
1044 * @fld: ID of field to be extracted
1045 * @match: bitfield of all fields
1047 * This function determines the protocol ID, offset, and size of the given
1048 * field. It then allocates one or more extraction sequence entries for the
1049 * given field, and fill the entries with protocol ID and offset information.
1051 static enum ice_status
1052 ice_flow_xtract_fld(struct ice_hw *hw, struct ice_flow_prof_params *params,
1053 u8 seg, enum ice_flow_field fld, u64 match)
1055 enum ice_flow_field sib = ICE_FLOW_FIELD_IDX_MAX;
1056 enum ice_prot_id prot_id = ICE_PROT_ID_INVAL;
1057 u8 fv_words = hw->blk[params->blk].es.fvw;
1058 struct ice_flow_fld_info *flds;
1059 u16 cnt, ese_bits, i;
1064 flds = params->prof->segs[seg].fields;
1067 case ICE_FLOW_FIELD_IDX_ETH_DA:
1068 case ICE_FLOW_FIELD_IDX_ETH_SA:
1069 case ICE_FLOW_FIELD_IDX_S_VLAN:
1070 case ICE_FLOW_FIELD_IDX_C_VLAN:
1071 prot_id = seg == 0 ? ICE_PROT_MAC_OF_OR_S : ICE_PROT_MAC_IL;
1073 case ICE_FLOW_FIELD_IDX_ETH_TYPE:
1074 prot_id = seg == 0 ? ICE_PROT_ETYPE_OL : ICE_PROT_ETYPE_IL;
1076 case ICE_FLOW_FIELD_IDX_IPV4_DSCP:
1077 prot_id = seg == 0 ? ICE_PROT_IPV4_OF_OR_S : ICE_PROT_IPV4_IL;
1079 case ICE_FLOW_FIELD_IDX_IPV6_DSCP:
1080 prot_id = seg == 0 ? ICE_PROT_IPV6_OF_OR_S : ICE_PROT_IPV6_IL;
1082 case ICE_FLOW_FIELD_IDX_IPV4_TTL:
1083 case ICE_FLOW_FIELD_IDX_IPV4_PROT:
1084 prot_id = seg == 0 ? ICE_PROT_IPV4_OF_OR_S : ICE_PROT_IPV4_IL;
1086 /* TTL and PROT share the same extraction seq. entry.
1087 * Each is considered a sibling to the other in terms of sharing
1088 * the same extraction sequence entry.
1090 if (fld == ICE_FLOW_FIELD_IDX_IPV4_TTL)
1091 sib = ICE_FLOW_FIELD_IDX_IPV4_PROT;
1093 sib = ICE_FLOW_FIELD_IDX_IPV4_TTL;
1095 /* If the sibling field is also included, that field's
1096 * mask needs to be included.
1098 if (match & BIT(sib))
1099 sib_mask = ice_flds_info[sib].mask;
1101 case ICE_FLOW_FIELD_IDX_IPV6_TTL:
1102 case ICE_FLOW_FIELD_IDX_IPV6_PROT:
1103 prot_id = seg == 0 ? ICE_PROT_IPV6_OF_OR_S : ICE_PROT_IPV6_IL;
1105 /* TTL and PROT share the same extraction seq. entry.
1106 * Each is considered a sibling to the other in terms of sharing
1107 * the same extraction sequence entry.
1109 if (fld == ICE_FLOW_FIELD_IDX_IPV6_TTL)
1110 sib = ICE_FLOW_FIELD_IDX_IPV6_PROT;
1112 sib = ICE_FLOW_FIELD_IDX_IPV6_TTL;
1114 /* If the sibling field is also included, that field's
1115 * mask needs to be included.
1117 if (match & BIT(sib))
1118 sib_mask = ice_flds_info[sib].mask;
1120 case ICE_FLOW_FIELD_IDX_IPV4_SA:
1121 case ICE_FLOW_FIELD_IDX_IPV4_DA:
1122 prot_id = seg == 0 ? ICE_PROT_IPV4_OF_OR_S : ICE_PROT_IPV4_IL;
1124 case ICE_FLOW_FIELD_IDX_IPV6_SA:
1125 case ICE_FLOW_FIELD_IDX_IPV6_DA:
1126 case ICE_FLOW_FIELD_IDX_IPV6_PRE32_SA:
1127 case ICE_FLOW_FIELD_IDX_IPV6_PRE32_DA:
1128 case ICE_FLOW_FIELD_IDX_IPV6_PRE48_SA:
1129 case ICE_FLOW_FIELD_IDX_IPV6_PRE48_DA:
1130 case ICE_FLOW_FIELD_IDX_IPV6_PRE64_SA:
1131 case ICE_FLOW_FIELD_IDX_IPV6_PRE64_DA:
1132 prot_id = seg == 0 ? ICE_PROT_IPV6_OF_OR_S : ICE_PROT_IPV6_IL;
1134 case ICE_FLOW_FIELD_IDX_TCP_SRC_PORT:
1135 case ICE_FLOW_FIELD_IDX_TCP_DST_PORT:
1136 case ICE_FLOW_FIELD_IDX_TCP_FLAGS:
1137 prot_id = ICE_PROT_TCP_IL;
1139 case ICE_FLOW_FIELD_IDX_UDP_SRC_PORT:
1140 case ICE_FLOW_FIELD_IDX_UDP_DST_PORT:
1141 prot_id = ICE_PROT_UDP_IL_OR_S;
1143 case ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT:
1144 case ICE_FLOW_FIELD_IDX_SCTP_DST_PORT:
1145 prot_id = ICE_PROT_SCTP_IL;
1147 case ICE_FLOW_FIELD_IDX_GTPC_TEID:
1148 case ICE_FLOW_FIELD_IDX_GTPU_IP_TEID:
1149 case ICE_FLOW_FIELD_IDX_GTPU_UP_TEID:
1150 case ICE_FLOW_FIELD_IDX_GTPU_DWN_TEID:
1151 case ICE_FLOW_FIELD_IDX_GTPU_EH_TEID:
1152 case ICE_FLOW_FIELD_IDX_GTPU_EH_QFI:
1153 /* GTP is accessed through UDP OF protocol */
1154 prot_id = ICE_PROT_UDP_OF;
1156 case ICE_FLOW_FIELD_IDX_PPPOE_SESS_ID:
1157 prot_id = ICE_PROT_PPPOE;
1159 case ICE_FLOW_FIELD_IDX_PFCP_SEID:
1160 prot_id = ICE_PROT_UDP_IL_OR_S;
1162 case ICE_FLOW_FIELD_IDX_L2TPV3_SESS_ID:
1163 prot_id = ICE_PROT_L2TPV3;
1165 case ICE_FLOW_FIELD_IDX_ESP_SPI:
1166 prot_id = ICE_PROT_ESP_F;
1168 case ICE_FLOW_FIELD_IDX_AH_SPI:
1169 prot_id = ICE_PROT_ESP_2;
1171 case ICE_FLOW_FIELD_IDX_NAT_T_ESP_SPI:
1172 prot_id = ICE_PROT_UDP_IL_OR_S;
1174 case ICE_FLOW_FIELD_IDX_ARP_SIP:
1175 case ICE_FLOW_FIELD_IDX_ARP_DIP:
1176 case ICE_FLOW_FIELD_IDX_ARP_SHA:
1177 case ICE_FLOW_FIELD_IDX_ARP_DHA:
1178 case ICE_FLOW_FIELD_IDX_ARP_OP:
1179 prot_id = ICE_PROT_ARP_OF;
1181 case ICE_FLOW_FIELD_IDX_ICMP_TYPE:
1182 case ICE_FLOW_FIELD_IDX_ICMP_CODE:
1183 /* ICMP type and code share the same extraction seq. entry */
1184 prot_id = (params->prof->segs[seg].hdrs &
1185 ICE_FLOW_SEG_HDR_IPV4) ?
1186 ICE_PROT_ICMP_IL : ICE_PROT_ICMPV6_IL;
1187 sib = fld == ICE_FLOW_FIELD_IDX_ICMP_TYPE ?
1188 ICE_FLOW_FIELD_IDX_ICMP_CODE :
1189 ICE_FLOW_FIELD_IDX_ICMP_TYPE;
1191 case ICE_FLOW_FIELD_IDX_GRE_KEYID:
1192 prot_id = ICE_PROT_GRE_OF;
1195 return ICE_ERR_NOT_IMPL;
1198 /* Each extraction sequence entry is a word in size, and extracts a
1199 * word-aligned offset from a protocol header.
1201 ese_bits = ICE_FLOW_FV_EXTRACT_SZ * BITS_PER_BYTE;
1203 flds[fld].xtrct.prot_id = prot_id;
1204 flds[fld].xtrct.off = (ice_flds_info[fld].off / ese_bits) *
1205 ICE_FLOW_FV_EXTRACT_SZ;
1206 flds[fld].xtrct.disp = (u8)(ice_flds_info[fld].off % ese_bits);
1207 flds[fld].xtrct.idx = params->es_cnt;
1208 flds[fld].xtrct.mask = ice_flds_info[fld].mask;
1210 /* Adjust the next field-entry index after accommodating the number of
1211 * entries this field consumes
1213 cnt = DIVIDE_AND_ROUND_UP(flds[fld].xtrct.disp +
1214 ice_flds_info[fld].size, ese_bits);
1216 /* Fill in the extraction sequence entries needed for this field */
1217 off = flds[fld].xtrct.off;
1218 mask = flds[fld].xtrct.mask;
1219 for (i = 0; i < cnt; i++) {
1220 /* Only consume an extraction sequence entry if there is no
1221 * sibling field associated with this field or the sibling entry
1222 * already extracts the word shared with this field.
1224 if (sib == ICE_FLOW_FIELD_IDX_MAX ||
1225 flds[sib].xtrct.prot_id == ICE_PROT_ID_INVAL ||
1226 flds[sib].xtrct.off != off) {
1229 /* Make sure the number of extraction sequence required
1230 * does not exceed the block's capability
1232 if (params->es_cnt >= fv_words)
1233 return ICE_ERR_MAX_LIMIT;
1235 /* some blocks require a reversed field vector layout */
1236 if (hw->blk[params->blk].es.reverse)
1237 idx = fv_words - params->es_cnt - 1;
1239 idx = params->es_cnt;
1241 params->es[idx].prot_id = prot_id;
1242 params->es[idx].off = off;
1243 params->mask[idx] = mask | sib_mask;
1247 off += ICE_FLOW_FV_EXTRACT_SZ;
1254 * ice_flow_xtract_raws - Create extract sequence entries for raw bytes
1255 * @hw: pointer to the HW struct
1256 * @params: information about the flow to be processed
1257 * @seg: index of packet segment whose raw fields are to be extracted
1259 static enum ice_status
1260 ice_flow_xtract_raws(struct ice_hw *hw, struct ice_flow_prof_params *params,
1267 if (!params->prof->segs[seg].raws_cnt)
1270 if (params->prof->segs[seg].raws_cnt >
1271 ARRAY_SIZE(params->prof->segs[seg].raws))
1272 return ICE_ERR_MAX_LIMIT;
1274 /* Offsets within the segment headers are not supported */
1275 hdrs_sz = ice_flow_calc_seg_sz(params, seg);
1277 return ICE_ERR_PARAM;
1279 fv_words = hw->blk[params->blk].es.fvw;
1281 for (i = 0; i < params->prof->segs[seg].raws_cnt; i++) {
1282 struct ice_flow_seg_fld_raw *raw;
1285 raw = ¶ms->prof->segs[seg].raws[i];
1287 /* Storing extraction information */
1288 raw->info.xtrct.prot_id = ICE_PROT_MAC_OF_OR_S;
1289 raw->info.xtrct.off = (raw->off / ICE_FLOW_FV_EXTRACT_SZ) *
1290 ICE_FLOW_FV_EXTRACT_SZ;
1291 raw->info.xtrct.disp = (raw->off % ICE_FLOW_FV_EXTRACT_SZ) *
1293 raw->info.xtrct.idx = params->es_cnt;
1295 /* Determine the number of field vector entries this raw field
1298 cnt = DIVIDE_AND_ROUND_UP(raw->info.xtrct.disp +
1299 (raw->info.src.last * BITS_PER_BYTE),
1300 (ICE_FLOW_FV_EXTRACT_SZ *
1302 off = raw->info.xtrct.off;
1303 for (j = 0; j < cnt; j++) {
1306 /* Make sure the number of extraction sequence required
1307 * does not exceed the block's capability
1309 if (params->es_cnt >= hw->blk[params->blk].es.count ||
1310 params->es_cnt >= ICE_MAX_FV_WORDS)
1311 return ICE_ERR_MAX_LIMIT;
1313 /* some blocks require a reversed field vector layout */
1314 if (hw->blk[params->blk].es.reverse)
1315 idx = fv_words - params->es_cnt - 1;
1317 idx = params->es_cnt;
1319 params->es[idx].prot_id = raw->info.xtrct.prot_id;
1320 params->es[idx].off = off;
1322 off += ICE_FLOW_FV_EXTRACT_SZ;
1330 * ice_flow_create_xtrct_seq - Create an extraction sequence for given segments
1331 * @hw: pointer to the HW struct
1332 * @params: information about the flow to be processed
1334 * This function iterates through all matched fields in the given segments, and
1335 * creates an extraction sequence for the fields.
1337 static enum ice_status
1338 ice_flow_create_xtrct_seq(struct ice_hw *hw,
1339 struct ice_flow_prof_params *params)
1341 enum ice_status status = ICE_SUCCESS;
1344 /* For ACL, we also need to extract the direction bit (Rx,Tx) data from
1347 if (params->blk == ICE_BLK_ACL) {
1348 status = ice_flow_xtract_pkt_flags(hw, params,
1349 ICE_RX_MDID_PKT_FLAGS_15_0);
1354 for (i = 0; i < params->prof->segs_cnt; i++) {
1355 u64 match = params->prof->segs[i].match;
1356 enum ice_flow_field j;
1358 ice_for_each_set_bit(j, (ice_bitmap_t *)&match,
1359 ICE_FLOW_FIELD_IDX_MAX) {
1360 status = ice_flow_xtract_fld(hw, params, i, j, match);
1363 ice_clear_bit(j, (ice_bitmap_t *)&match);
1366 /* Process raw matching bytes */
1367 status = ice_flow_xtract_raws(hw, params, i);
1376 * ice_flow_sel_acl_scen - returns the specific scenario
1377 * @hw: pointer to the hardware structure
1378 * @params: information about the flow to be processed
1380 * This function will return the specific scenario based on the
1381 * params passed to it
1383 static enum ice_status
1384 ice_flow_sel_acl_scen(struct ice_hw *hw, struct ice_flow_prof_params *params)
1386 /* Find the best-fit scenario for the provided match width */
1387 struct ice_acl_scen *cand_scen = NULL, *scen;
1390 return ICE_ERR_DOES_NOT_EXIST;
1392 /* Loop through each scenario and match against the scenario width
1393 * to select the specific scenario
1395 LIST_FOR_EACH_ENTRY(scen, &hw->acl_tbl->scens, ice_acl_scen, list_entry)
1396 if (scen->eff_width >= params->entry_length &&
1397 (!cand_scen || cand_scen->eff_width > scen->eff_width))
1400 return ICE_ERR_DOES_NOT_EXIST;
1402 params->prof->cfg.scen = cand_scen;
1408 * ice_flow_acl_def_entry_frmt - Determine the layout of flow entries
1409 * @params: information about the flow to be processed
1411 static enum ice_status
1412 ice_flow_acl_def_entry_frmt(struct ice_flow_prof_params *params)
1414 u16 index, i, range_idx = 0;
1416 index = ICE_AQC_ACL_PROF_BYTE_SEL_START_IDX;
1418 for (i = 0; i < params->prof->segs_cnt; i++) {
1419 struct ice_flow_seg_info *seg = ¶ms->prof->segs[i];
1422 ice_for_each_set_bit(j, (ice_bitmap_t *)&seg->match,
1423 ICE_FLOW_FIELD_IDX_MAX) {
1424 struct ice_flow_fld_info *fld = &seg->fields[j];
1426 fld->entry.mask = ICE_FLOW_FLD_OFF_INVAL;
1428 if (fld->type == ICE_FLOW_FLD_TYPE_RANGE) {
1429 fld->entry.last = ICE_FLOW_FLD_OFF_INVAL;
1431 /* Range checking only supported for single
1434 if (DIVIDE_AND_ROUND_UP(ice_flds_info[j].size +
1436 BITS_PER_BYTE * 2) > 1)
1437 return ICE_ERR_PARAM;
1439 /* Ranges must define low and high values */
1440 if (fld->src.val == ICE_FLOW_FLD_OFF_INVAL ||
1441 fld->src.last == ICE_FLOW_FLD_OFF_INVAL)
1442 return ICE_ERR_PARAM;
1444 fld->entry.val = range_idx++;
1446 /* Store adjusted byte-length of field for later
1447 * use, taking into account potential
1448 * non-byte-aligned displacement
1450 fld->entry.last = DIVIDE_AND_ROUND_UP
1451 (ice_flds_info[j].size +
1452 (fld->xtrct.disp % BITS_PER_BYTE),
1454 fld->entry.val = index;
1455 index += fld->entry.last;
1459 for (j = 0; j < seg->raws_cnt; j++) {
1460 struct ice_flow_seg_fld_raw *raw = &seg->raws[j];
1462 raw->info.entry.mask = ICE_FLOW_FLD_OFF_INVAL;
1463 raw->info.entry.val = index;
1464 raw->info.entry.last = raw->info.src.last;
1465 index += raw->info.entry.last;
1469 /* Currently only support using the byte selection base, which only
1470 * allows for an effective entry size of 30 bytes. Reject anything
1473 if (index > ICE_AQC_ACL_PROF_BYTE_SEL_ELEMS)
1474 return ICE_ERR_PARAM;
1476 /* Only 8 range checkers per profile, reject anything trying to use
1479 if (range_idx > ICE_AQC_ACL_PROF_RANGES_NUM_CFG)
1480 return ICE_ERR_PARAM;
1482 /* Store # bytes required for entry for later use */
1483 params->entry_length = index - ICE_AQC_ACL_PROF_BYTE_SEL_START_IDX;
1489 * ice_flow_proc_segs - process all packet segments associated with a profile
1490 * @hw: pointer to the HW struct
1491 * @params: information about the flow to be processed
1493 static enum ice_status
1494 ice_flow_proc_segs(struct ice_hw *hw, struct ice_flow_prof_params *params)
1496 enum ice_status status;
1498 status = ice_flow_proc_seg_hdrs(params);
1502 status = ice_flow_create_xtrct_seq(hw, params);
1506 switch (params->blk) {
1509 status = ICE_SUCCESS;
1512 status = ice_flow_acl_def_entry_frmt(params);
1515 status = ice_flow_sel_acl_scen(hw, params);
1520 return ICE_ERR_NOT_IMPL;
1526 #define ICE_FLOW_FIND_PROF_CHK_FLDS 0x00000001
1527 #define ICE_FLOW_FIND_PROF_CHK_VSI 0x00000002
1528 #define ICE_FLOW_FIND_PROF_NOT_CHK_DIR 0x00000004
1531 * ice_flow_find_prof_conds - Find a profile matching headers and conditions
1532 * @hw: pointer to the HW struct
1533 * @blk: classification stage
1534 * @dir: flow direction
1535 * @segs: array of one or more packet segments that describe the flow
1536 * @segs_cnt: number of packet segments provided
1537 * @vsi_handle: software VSI handle to check VSI (ICE_FLOW_FIND_PROF_CHK_VSI)
1538 * @conds: additional conditions to be checked (ICE_FLOW_FIND_PROF_CHK_*)
1540 static struct ice_flow_prof *
1541 ice_flow_find_prof_conds(struct ice_hw *hw, enum ice_block blk,
1542 enum ice_flow_dir dir, struct ice_flow_seg_info *segs,
1543 u8 segs_cnt, u16 vsi_handle, u32 conds)
1545 struct ice_flow_prof *p, *prof = NULL;
1547 ice_acquire_lock(&hw->fl_profs_locks[blk]);
1548 LIST_FOR_EACH_ENTRY(p, &hw->fl_profs[blk], ice_flow_prof, l_entry)
1549 if ((p->dir == dir || conds & ICE_FLOW_FIND_PROF_NOT_CHK_DIR) &&
1550 segs_cnt && segs_cnt == p->segs_cnt) {
1553 /* Check for profile-VSI association if specified */
1554 if ((conds & ICE_FLOW_FIND_PROF_CHK_VSI) &&
1555 ice_is_vsi_valid(hw, vsi_handle) &&
1556 !ice_is_bit_set(p->vsis, vsi_handle))
1559 /* Protocol headers must be checked. Matched fields are
1560 * checked if specified.
1562 for (i = 0; i < segs_cnt; i++)
1563 if (segs[i].hdrs != p->segs[i].hdrs ||
1564 ((conds & ICE_FLOW_FIND_PROF_CHK_FLDS) &&
1565 segs[i].match != p->segs[i].match))
1568 /* A match is found if all segments are matched */
1569 if (i == segs_cnt) {
1574 ice_release_lock(&hw->fl_profs_locks[blk]);
1580 * ice_flow_find_prof - Look up a profile matching headers and matched fields
1581 * @hw: pointer to the HW struct
1582 * @blk: classification stage
1583 * @dir: flow direction
1584 * @segs: array of one or more packet segments that describe the flow
1585 * @segs_cnt: number of packet segments provided
1588 ice_flow_find_prof(struct ice_hw *hw, enum ice_block blk, enum ice_flow_dir dir,
1589 struct ice_flow_seg_info *segs, u8 segs_cnt)
1591 struct ice_flow_prof *p;
1593 p = ice_flow_find_prof_conds(hw, blk, dir, segs, segs_cnt,
1594 ICE_MAX_VSI, ICE_FLOW_FIND_PROF_CHK_FLDS);
1596 return p ? p->id : ICE_FLOW_PROF_ID_INVAL;
1600 * ice_flow_find_prof_id - Look up a profile with given profile ID
1601 * @hw: pointer to the HW struct
1602 * @blk: classification stage
1603 * @prof_id: unique ID to identify this flow profile
1605 static struct ice_flow_prof *
1606 ice_flow_find_prof_id(struct ice_hw *hw, enum ice_block blk, u64 prof_id)
1608 struct ice_flow_prof *p;
1610 LIST_FOR_EACH_ENTRY(p, &hw->fl_profs[blk], ice_flow_prof, l_entry)
1611 if (p->id == prof_id)
1618 * ice_dealloc_flow_entry - Deallocate flow entry memory
1619 * @hw: pointer to the HW struct
1620 * @entry: flow entry to be removed
1623 ice_dealloc_flow_entry(struct ice_hw *hw, struct ice_flow_entry *entry)
1629 ice_free(hw, entry->entry);
1631 if (entry->range_buf) {
1632 ice_free(hw, entry->range_buf);
1633 entry->range_buf = NULL;
1637 ice_free(hw, entry->acts);
1639 entry->acts_cnt = 0;
1642 ice_free(hw, entry);
1646 * ice_flow_get_hw_prof - return the HW profile for a specific profile ID handle
1647 * @hw: pointer to the HW struct
1648 * @blk: classification stage
1649 * @prof_id: the profile ID handle
1650 * @hw_prof_id: pointer to variable to receive the HW profile ID
1653 ice_flow_get_hw_prof(struct ice_hw *hw, enum ice_block blk, u64 prof_id,
1656 enum ice_status status = ICE_ERR_DOES_NOT_EXIST;
1657 struct ice_prof_map *map;
1659 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
1660 map = ice_search_prof_id(hw, blk, prof_id);
1662 *hw_prof_id = map->prof_id;
1663 status = ICE_SUCCESS;
1665 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
1669 #define ICE_ACL_INVALID_SCEN 0x3f
1672 * ice_flow_acl_is_prof_in_use - Verify if the profile is associated to any PF
1673 * @hw: pointer to the hardware structure
1674 * @prof: pointer to flow profile
1675 * @buf: destination buffer function writes partial extraction sequence to
1677 * returns ICE_SUCCESS if no PF is associated to the given profile
1678 * returns ICE_ERR_IN_USE if at least one PF is associated to the given profile
1679 * returns other error code for real error
1681 static enum ice_status
1682 ice_flow_acl_is_prof_in_use(struct ice_hw *hw, struct ice_flow_prof *prof,
1683 struct ice_aqc_acl_prof_generic_frmt *buf)
1685 enum ice_status status;
1688 status = ice_flow_get_hw_prof(hw, ICE_BLK_ACL, prof->id, &prof_id);
1692 status = ice_query_acl_prof(hw, prof_id, buf, NULL);
1696 /* If all PF's associated scenarios are all 0 or all
1697 * ICE_ACL_INVALID_SCEN (63) for the given profile then the latter has
1698 * not been configured yet.
1700 if (buf->pf_scenario_num[0] == 0 && buf->pf_scenario_num[1] == 0 &&
1701 buf->pf_scenario_num[2] == 0 && buf->pf_scenario_num[3] == 0 &&
1702 buf->pf_scenario_num[4] == 0 && buf->pf_scenario_num[5] == 0 &&
1703 buf->pf_scenario_num[6] == 0 && buf->pf_scenario_num[7] == 0)
1706 if (buf->pf_scenario_num[0] == ICE_ACL_INVALID_SCEN &&
1707 buf->pf_scenario_num[1] == ICE_ACL_INVALID_SCEN &&
1708 buf->pf_scenario_num[2] == ICE_ACL_INVALID_SCEN &&
1709 buf->pf_scenario_num[3] == ICE_ACL_INVALID_SCEN &&
1710 buf->pf_scenario_num[4] == ICE_ACL_INVALID_SCEN &&
1711 buf->pf_scenario_num[5] == ICE_ACL_INVALID_SCEN &&
1712 buf->pf_scenario_num[6] == ICE_ACL_INVALID_SCEN &&
1713 buf->pf_scenario_num[7] == ICE_ACL_INVALID_SCEN)
1716 return ICE_ERR_IN_USE;
1720 * ice_flow_acl_free_act_cntr - Free the ACL rule's actions
1721 * @hw: pointer to the hardware structure
1722 * @acts: array of actions to be performed on a match
1723 * @acts_cnt: number of actions
1725 static enum ice_status
1726 ice_flow_acl_free_act_cntr(struct ice_hw *hw, struct ice_flow_action *acts,
1731 for (i = 0; i < acts_cnt; i++) {
1732 if (acts[i].type == ICE_FLOW_ACT_CNTR_PKT ||
1733 acts[i].type == ICE_FLOW_ACT_CNTR_BYTES ||
1734 acts[i].type == ICE_FLOW_ACT_CNTR_PKT_BYTES) {
1735 struct ice_acl_cntrs cntrs;
1736 enum ice_status status;
1738 cntrs.bank = 0; /* Only bank0 for the moment */
1740 LE16_TO_CPU(acts[i].data.acl_act.value);
1742 LE16_TO_CPU(acts[i].data.acl_act.value);
1744 if (acts[i].type == ICE_FLOW_ACT_CNTR_PKT_BYTES)
1745 cntrs.type = ICE_AQC_ACL_CNT_TYPE_DUAL;
1747 cntrs.type = ICE_AQC_ACL_CNT_TYPE_SINGLE;
1749 status = ice_aq_dealloc_acl_cntrs(hw, &cntrs, NULL);
1758 * ice_flow_acl_disassoc_scen - Disassociate the scenario from the profile
1759 * @hw: pointer to the hardware structure
1760 * @prof: pointer to flow profile
1762 * Disassociate the scenario from the profile for the PF of the VSI.
1764 static enum ice_status
1765 ice_flow_acl_disassoc_scen(struct ice_hw *hw, struct ice_flow_prof *prof)
1767 struct ice_aqc_acl_prof_generic_frmt buf;
1768 enum ice_status status = ICE_SUCCESS;
1771 ice_memset(&buf, 0, sizeof(buf), ICE_NONDMA_MEM);
1773 status = ice_flow_get_hw_prof(hw, ICE_BLK_ACL, prof->id, &prof_id);
1777 status = ice_query_acl_prof(hw, prof_id, &buf, NULL);
1781 /* Clear scenario for this PF */
1782 buf.pf_scenario_num[hw->pf_id] = ICE_ACL_INVALID_SCEN;
1783 status = ice_prgm_acl_prof_xtrct(hw, prof_id, &buf, NULL);
1789 * ice_flow_rem_entry_sync - Remove a flow entry
1790 * @hw: pointer to the HW struct
1791 * @blk: classification stage
1792 * @entry: flow entry to be removed
1794 static enum ice_status
1795 ice_flow_rem_entry_sync(struct ice_hw *hw, enum ice_block blk,
1796 struct ice_flow_entry *entry)
1799 return ICE_ERR_BAD_PTR;
1801 if (blk == ICE_BLK_ACL) {
1802 enum ice_status status;
1805 return ICE_ERR_BAD_PTR;
1807 status = ice_acl_rem_entry(hw, entry->prof->cfg.scen,
1808 entry->scen_entry_idx);
1812 /* Checks if we need to release an ACL counter. */
1813 if (entry->acts_cnt && entry->acts)
1814 ice_flow_acl_free_act_cntr(hw, entry->acts,
1818 LIST_DEL(&entry->l_entry);
1820 ice_dealloc_flow_entry(hw, entry);
1826 * ice_flow_add_prof_sync - Add a flow profile for packet segments and fields
1827 * @hw: pointer to the HW struct
1828 * @blk: classification stage
1829 * @dir: flow direction
1830 * @prof_id: unique ID to identify this flow profile
1831 * @segs: array of one or more packet segments that describe the flow
1832 * @segs_cnt: number of packet segments provided
1833 * @acts: array of default actions
1834 * @acts_cnt: number of default actions
1835 * @prof: stores the returned flow profile added
1837 * Assumption: the caller has acquired the lock to the profile list
1839 static enum ice_status
1840 ice_flow_add_prof_sync(struct ice_hw *hw, enum ice_block blk,
1841 enum ice_flow_dir dir, u64 prof_id,
1842 struct ice_flow_seg_info *segs, u8 segs_cnt,
1843 struct ice_flow_action *acts, u8 acts_cnt,
1844 struct ice_flow_prof **prof)
1846 struct ice_flow_prof_params *params;
1847 enum ice_status status;
1850 if (!prof || (acts_cnt && !acts))
1851 return ICE_ERR_BAD_PTR;
1853 params = (struct ice_flow_prof_params *)ice_malloc(hw, sizeof(*params));
1855 return ICE_ERR_NO_MEMORY;
1857 params->prof = (struct ice_flow_prof *)
1858 ice_malloc(hw, sizeof(*params->prof));
1859 if (!params->prof) {
1860 status = ICE_ERR_NO_MEMORY;
1864 /* initialize extraction sequence to all invalid (0xff) */
1865 for (i = 0; i < ICE_MAX_FV_WORDS; i++) {
1866 params->es[i].prot_id = ICE_PROT_INVALID;
1867 params->es[i].off = ICE_FV_OFFSET_INVAL;
1871 params->prof->id = prof_id;
1872 params->prof->dir = dir;
1873 params->prof->segs_cnt = segs_cnt;
1875 /* Make a copy of the segments that need to be persistent in the flow
1878 for (i = 0; i < segs_cnt; i++)
1879 ice_memcpy(¶ms->prof->segs[i], &segs[i], sizeof(*segs),
1880 ICE_NONDMA_TO_NONDMA);
1882 /* Make a copy of the actions that need to be persistent in the flow
1886 params->prof->acts = (struct ice_flow_action *)
1887 ice_memdup(hw, acts, acts_cnt * sizeof(*acts),
1888 ICE_NONDMA_TO_NONDMA);
1890 if (!params->prof->acts) {
1891 status = ICE_ERR_NO_MEMORY;
1896 status = ice_flow_proc_segs(hw, params);
1898 ice_debug(hw, ICE_DBG_FLOW, "Error processing a flow's packet segments\n");
1902 /* Add a HW profile for this flow profile */
1903 status = ice_add_prof(hw, blk, prof_id, (u8 *)params->ptypes,
1904 params->attr, params->attr_cnt, params->es,
1907 ice_debug(hw, ICE_DBG_FLOW, "Error adding a HW flow profile\n");
1911 INIT_LIST_HEAD(¶ms->prof->entries);
1912 ice_init_lock(¶ms->prof->entries_lock);
1913 *prof = params->prof;
1917 if (params->prof->acts)
1918 ice_free(hw, params->prof->acts);
1919 ice_free(hw, params->prof);
1922 ice_free(hw, params);
1928 * ice_flow_rem_prof_sync - remove a flow profile
1929 * @hw: pointer to the hardware structure
1930 * @blk: classification stage
1931 * @prof: pointer to flow profile to remove
1933 * Assumption: the caller has acquired the lock to the profile list
1935 static enum ice_status
1936 ice_flow_rem_prof_sync(struct ice_hw *hw, enum ice_block blk,
1937 struct ice_flow_prof *prof)
1939 enum ice_status status;
1941 /* Remove all remaining flow entries before removing the flow profile */
1942 if (!LIST_EMPTY(&prof->entries)) {
1943 struct ice_flow_entry *e, *t;
1945 ice_acquire_lock(&prof->entries_lock);
1947 LIST_FOR_EACH_ENTRY_SAFE(e, t, &prof->entries, ice_flow_entry,
1949 status = ice_flow_rem_entry_sync(hw, blk, e);
1954 ice_release_lock(&prof->entries_lock);
1957 if (blk == ICE_BLK_ACL) {
1958 struct ice_aqc_acl_profile_ranges query_rng_buf;
1959 struct ice_aqc_acl_prof_generic_frmt buf;
1962 /* Disassociate the scenario from the profile for the PF */
1963 status = ice_flow_acl_disassoc_scen(hw, prof);
1967 /* Clear the range-checker if the profile ID is no longer
1970 status = ice_flow_acl_is_prof_in_use(hw, prof, &buf);
1971 if (status && status != ICE_ERR_IN_USE) {
1973 } else if (!status) {
1974 /* Clear the range-checker value for profile ID */
1975 ice_memset(&query_rng_buf, 0,
1976 sizeof(struct ice_aqc_acl_profile_ranges),
1979 status = ice_flow_get_hw_prof(hw, blk, prof->id,
1984 status = ice_prog_acl_prof_ranges(hw, prof_id,
1985 &query_rng_buf, NULL);
1991 /* Remove all hardware profiles associated with this flow profile */
1992 status = ice_rem_prof(hw, blk, prof->id);
1994 LIST_DEL(&prof->l_entry);
1995 ice_destroy_lock(&prof->entries_lock);
1997 ice_free(hw, prof->acts);
2005 * ice_flow_acl_set_xtrct_seq_fld - Populate xtrct seq for single field
2006 * @buf: Destination buffer function writes partial xtrct sequence to
2007 * @info: Info about field
2010 ice_flow_acl_set_xtrct_seq_fld(struct ice_aqc_acl_prof_generic_frmt *buf,
2011 struct ice_flow_fld_info *info)
2016 src = info->xtrct.idx * ICE_FLOW_FV_EXTRACT_SZ +
2017 info->xtrct.disp / BITS_PER_BYTE;
2018 dst = info->entry.val;
2019 for (i = 0; i < info->entry.last; i++)
2020 /* HW stores field vector words in LE, convert words back to BE
2021 * so constructed entries will end up in network order
2023 buf->byte_selection[dst++] = src++ ^ 1;
2027 * ice_flow_acl_set_xtrct_seq - Program ACL extraction sequence
2028 * @hw: pointer to the hardware structure
2029 * @prof: pointer to flow profile
2031 static enum ice_status
2032 ice_flow_acl_set_xtrct_seq(struct ice_hw *hw, struct ice_flow_prof *prof)
2034 struct ice_aqc_acl_prof_generic_frmt buf;
2035 struct ice_flow_fld_info *info;
2036 enum ice_status status;
2040 ice_memset(&buf, 0, sizeof(buf), ICE_NONDMA_MEM);
2042 status = ice_flow_get_hw_prof(hw, ICE_BLK_ACL, prof->id, &prof_id);
2046 status = ice_flow_acl_is_prof_in_use(hw, prof, &buf);
2047 if (status && status != ICE_ERR_IN_USE)
2051 /* Program the profile dependent configuration. This is done
2052 * only once regardless of the number of PFs using that profile
2054 ice_memset(&buf, 0, sizeof(buf), ICE_NONDMA_MEM);
2056 for (i = 0; i < prof->segs_cnt; i++) {
2057 struct ice_flow_seg_info *seg = &prof->segs[i];
2060 ice_for_each_set_bit(j, (ice_bitmap_t *)&seg->match,
2061 ICE_FLOW_FIELD_IDX_MAX) {
2062 info = &seg->fields[j];
2064 if (info->type == ICE_FLOW_FLD_TYPE_RANGE)
2065 buf.word_selection[info->entry.val] =
2068 ice_flow_acl_set_xtrct_seq_fld(&buf,
2072 for (j = 0; j < seg->raws_cnt; j++) {
2073 info = &seg->raws[j].info;
2074 ice_flow_acl_set_xtrct_seq_fld(&buf, info);
2078 ice_memset(&buf.pf_scenario_num[0], ICE_ACL_INVALID_SCEN,
2079 ICE_AQC_ACL_PROF_PF_SCEN_NUM_ELEMS,
2083 /* Update the current PF */
2084 buf.pf_scenario_num[hw->pf_id] = (u8)prof->cfg.scen->id;
2085 status = ice_prgm_acl_prof_xtrct(hw, prof_id, &buf, NULL);
2091 * ice_flow_assoc_vsig_vsi - associate a VSI with VSIG
2092 * @hw: pointer to the hardware structure
2093 * @blk: classification stage
2094 * @vsi_handle: software VSI handle
2095 * @vsig: target VSI group
2097 * Assumption: the caller has already verified that the VSI to
2098 * be added has the same characteristics as the VSIG and will
2099 * thereby have access to all resources added to that VSIG.
2102 ice_flow_assoc_vsig_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi_handle,
2105 enum ice_status status;
2107 if (!ice_is_vsi_valid(hw, vsi_handle) || blk >= ICE_BLK_COUNT)
2108 return ICE_ERR_PARAM;
2110 ice_acquire_lock(&hw->fl_profs_locks[blk]);
2111 status = ice_add_vsi_flow(hw, blk, ice_get_hw_vsi_num(hw, vsi_handle),
2113 ice_release_lock(&hw->fl_profs_locks[blk]);
2119 * ice_flow_assoc_prof - associate a VSI with a flow profile
2120 * @hw: pointer to the hardware structure
2121 * @blk: classification stage
2122 * @prof: pointer to flow profile
2123 * @vsi_handle: software VSI handle
2125 * Assumption: the caller has acquired the lock to the profile list
2126 * and the software VSI handle has been validated
2129 ice_flow_assoc_prof(struct ice_hw *hw, enum ice_block blk,
2130 struct ice_flow_prof *prof, u16 vsi_handle)
2132 enum ice_status status = ICE_SUCCESS;
2134 if (!ice_is_bit_set(prof->vsis, vsi_handle)) {
2135 if (blk == ICE_BLK_ACL) {
2136 status = ice_flow_acl_set_xtrct_seq(hw, prof);
2140 status = ice_add_prof_id_flow(hw, blk,
2141 ice_get_hw_vsi_num(hw,
2145 ice_set_bit(vsi_handle, prof->vsis);
2147 ice_debug(hw, ICE_DBG_FLOW, "HW profile add failed, %d\n",
2155 * ice_flow_disassoc_prof - disassociate a VSI from a flow profile
2156 * @hw: pointer to the hardware structure
2157 * @blk: classification stage
2158 * @prof: pointer to flow profile
2159 * @vsi_handle: software VSI handle
2161 * Assumption: the caller has acquired the lock to the profile list
2162 * and the software VSI handle has been validated
2164 static enum ice_status
2165 ice_flow_disassoc_prof(struct ice_hw *hw, enum ice_block blk,
2166 struct ice_flow_prof *prof, u16 vsi_handle)
2168 enum ice_status status = ICE_SUCCESS;
2170 if (ice_is_bit_set(prof->vsis, vsi_handle)) {
2171 status = ice_rem_prof_id_flow(hw, blk,
2172 ice_get_hw_vsi_num(hw,
2176 ice_clear_bit(vsi_handle, prof->vsis);
2178 ice_debug(hw, ICE_DBG_FLOW, "HW profile remove failed, %d\n",
2186 * ice_flow_add_prof - Add a flow profile for packet segments and matched fields
2187 * @hw: pointer to the HW struct
2188 * @blk: classification stage
2189 * @dir: flow direction
2190 * @prof_id: unique ID to identify this flow profile
2191 * @segs: array of one or more packet segments that describe the flow
2192 * @segs_cnt: number of packet segments provided
2193 * @acts: array of default actions
2194 * @acts_cnt: number of default actions
2195 * @prof: stores the returned flow profile added
2198 ice_flow_add_prof(struct ice_hw *hw, enum ice_block blk, enum ice_flow_dir dir,
2199 u64 prof_id, struct ice_flow_seg_info *segs, u8 segs_cnt,
2200 struct ice_flow_action *acts, u8 acts_cnt,
2201 struct ice_flow_prof **prof)
2203 enum ice_status status;
2205 if (segs_cnt > ICE_FLOW_SEG_MAX)
2206 return ICE_ERR_MAX_LIMIT;
2209 return ICE_ERR_PARAM;
2212 return ICE_ERR_BAD_PTR;
2214 status = ice_flow_val_hdrs(segs, segs_cnt);
2218 ice_acquire_lock(&hw->fl_profs_locks[blk]);
2220 status = ice_flow_add_prof_sync(hw, blk, dir, prof_id, segs, segs_cnt,
2221 acts, acts_cnt, prof);
2223 LIST_ADD(&(*prof)->l_entry, &hw->fl_profs[blk]);
2225 ice_release_lock(&hw->fl_profs_locks[blk]);
2231 * ice_flow_rem_prof - Remove a flow profile and all entries associated with it
2232 * @hw: pointer to the HW struct
2233 * @blk: the block for which the flow profile is to be removed
2234 * @prof_id: unique ID of the flow profile to be removed
2237 ice_flow_rem_prof(struct ice_hw *hw, enum ice_block blk, u64 prof_id)
2239 struct ice_flow_prof *prof;
2240 enum ice_status status;
2242 ice_acquire_lock(&hw->fl_profs_locks[blk]);
2244 prof = ice_flow_find_prof_id(hw, blk, prof_id);
2246 status = ICE_ERR_DOES_NOT_EXIST;
2250 /* prof becomes invalid after the call */
2251 status = ice_flow_rem_prof_sync(hw, blk, prof);
2254 ice_release_lock(&hw->fl_profs_locks[blk]);
2260 * ice_flow_find_entry - look for a flow entry using its unique ID
2261 * @hw: pointer to the HW struct
2262 * @blk: classification stage
2263 * @entry_id: unique ID to identify this flow entry
2265 * This function looks for the flow entry with the specified unique ID in all
2266 * flow profiles of the specified classification stage. If the entry is found,
2267 * and it returns the handle to the flow entry. Otherwise, it returns
2268 * ICE_FLOW_ENTRY_ID_INVAL.
2270 u64 ice_flow_find_entry(struct ice_hw *hw, enum ice_block blk, u64 entry_id)
2272 struct ice_flow_entry *found = NULL;
2273 struct ice_flow_prof *p;
2275 ice_acquire_lock(&hw->fl_profs_locks[blk]);
2277 LIST_FOR_EACH_ENTRY(p, &hw->fl_profs[blk], ice_flow_prof, l_entry) {
2278 struct ice_flow_entry *e;
2280 ice_acquire_lock(&p->entries_lock);
2281 LIST_FOR_EACH_ENTRY(e, &p->entries, ice_flow_entry, l_entry)
2282 if (e->id == entry_id) {
2286 ice_release_lock(&p->entries_lock);
2292 ice_release_lock(&hw->fl_profs_locks[blk]);
2294 return found ? ICE_FLOW_ENTRY_HNDL(found) : ICE_FLOW_ENTRY_HANDLE_INVAL;
2298 * ice_flow_acl_check_actions - Checks the ACL rule's actions
2299 * @hw: pointer to the hardware structure
2300 * @acts: array of actions to be performed on a match
2301 * @acts_cnt: number of actions
2302 * @cnt_alloc: indicates if an ACL counter has been allocated.
2304 static enum ice_status
2305 ice_flow_acl_check_actions(struct ice_hw *hw, struct ice_flow_action *acts,
2306 u8 acts_cnt, bool *cnt_alloc)
2308 ice_declare_bitmap(dup_check, ICE_AQC_TBL_MAX_ACTION_PAIRS * 2);
2311 ice_zero_bitmap(dup_check, ICE_AQC_TBL_MAX_ACTION_PAIRS * 2);
2314 if (acts_cnt > ICE_FLOW_ACL_MAX_NUM_ACT)
2315 return ICE_ERR_OUT_OF_RANGE;
2317 for (i = 0; i < acts_cnt; i++) {
2318 if (acts[i].type != ICE_FLOW_ACT_NOP &&
2319 acts[i].type != ICE_FLOW_ACT_DROP &&
2320 acts[i].type != ICE_FLOW_ACT_CNTR_PKT &&
2321 acts[i].type != ICE_FLOW_ACT_FWD_QUEUE)
2324 /* If the caller want to add two actions of the same type, then
2325 * it is considered invalid configuration.
2327 if (ice_test_and_set_bit(acts[i].type, dup_check))
2328 return ICE_ERR_PARAM;
2331 /* Checks if ACL counters are needed. */
2332 for (i = 0; i < acts_cnt; i++) {
2333 if (acts[i].type == ICE_FLOW_ACT_CNTR_PKT ||
2334 acts[i].type == ICE_FLOW_ACT_CNTR_BYTES ||
2335 acts[i].type == ICE_FLOW_ACT_CNTR_PKT_BYTES) {
2336 struct ice_acl_cntrs cntrs;
2337 enum ice_status status;
2340 cntrs.bank = 0; /* Only bank0 for the moment */
2342 if (acts[i].type == ICE_FLOW_ACT_CNTR_PKT_BYTES)
2343 cntrs.type = ICE_AQC_ACL_CNT_TYPE_DUAL;
2345 cntrs.type = ICE_AQC_ACL_CNT_TYPE_SINGLE;
2347 status = ice_aq_alloc_acl_cntrs(hw, &cntrs, NULL);
2350 /* Counter index within the bank */
2351 acts[i].data.acl_act.value =
2352 CPU_TO_LE16(cntrs.first_cntr);
2361 * ice_flow_acl_frmt_entry_range - Format an ACL range checker for a given field
2362 * @fld: number of the given field
2363 * @info: info about field
2364 * @range_buf: range checker configuration buffer
2365 * @data: pointer to a data buffer containing flow entry's match values/masks
2366 * @range: Input/output param indicating which range checkers are being used
2369 ice_flow_acl_frmt_entry_range(u16 fld, struct ice_flow_fld_info *info,
2370 struct ice_aqc_acl_profile_ranges *range_buf,
2371 u8 *data, u8 *range)
2375 /* If not specified, default mask is all bits in field */
2376 new_mask = (info->src.mask == ICE_FLOW_FLD_OFF_INVAL ?
2377 BIT(ice_flds_info[fld].size) - 1 :
2378 (*(u16 *)(data + info->src.mask))) << info->xtrct.disp;
2380 /* If the mask is 0, then we don't need to worry about this input
2381 * range checker value.
2385 (*(u16 *)(data + info->src.last)) << info->xtrct.disp;
2387 (*(u16 *)(data + info->src.val)) << info->xtrct.disp;
2388 u8 range_idx = info->entry.val;
2390 range_buf->checker_cfg[range_idx].low_boundary =
2391 CPU_TO_BE16(new_low);
2392 range_buf->checker_cfg[range_idx].high_boundary =
2393 CPU_TO_BE16(new_high);
2394 range_buf->checker_cfg[range_idx].mask = CPU_TO_BE16(new_mask);
2396 /* Indicate which range checker is being used */
2397 *range |= BIT(range_idx);
2402 * ice_flow_acl_frmt_entry_fld - Partially format ACL entry for a given field
2403 * @fld: number of the given field
2404 * @info: info about the field
2405 * @buf: buffer containing the entry
2406 * @dontcare: buffer containing don't care mask for entry
2407 * @data: pointer to a data buffer containing flow entry's match values/masks
2410 ice_flow_acl_frmt_entry_fld(u16 fld, struct ice_flow_fld_info *info, u8 *buf,
2411 u8 *dontcare, u8 *data)
2413 u16 dst, src, mask, k, end_disp, tmp_s = 0, tmp_m = 0;
2414 bool use_mask = false;
2417 src = info->src.val;
2418 mask = info->src.mask;
2419 dst = info->entry.val - ICE_AQC_ACL_PROF_BYTE_SEL_START_IDX;
2420 disp = info->xtrct.disp % BITS_PER_BYTE;
2422 if (mask != ICE_FLOW_FLD_OFF_INVAL)
2425 for (k = 0; k < info->entry.last; k++, dst++) {
2426 /* Add overflow bits from previous byte */
2427 buf[dst] = (tmp_s & 0xff00) >> 8;
2429 /* If mask is not valid, tmp_m is always zero, so just setting
2430 * dontcare to 0 (no masked bits). If mask is valid, pulls in
2431 * overflow bits of mask from prev byte
2433 dontcare[dst] = (tmp_m & 0xff00) >> 8;
2435 /* If there is displacement, last byte will only contain
2436 * displaced data, but there is no more data to read from user
2437 * buffer, so skip so as not to potentially read beyond end of
2440 if (!disp || k < info->entry.last - 1) {
2441 /* Store shifted data to use in next byte */
2442 tmp_s = data[src++] << disp;
2444 /* Add current (shifted) byte */
2445 buf[dst] |= tmp_s & 0xff;
2447 /* Handle mask if valid */
2449 tmp_m = (~data[mask++] & 0xff) << disp;
2450 dontcare[dst] |= tmp_m & 0xff;
2455 /* Fill in don't care bits at beginning of field */
2457 dst = info->entry.val - ICE_AQC_ACL_PROF_BYTE_SEL_START_IDX;
2458 for (k = 0; k < disp; k++)
2459 dontcare[dst] |= BIT(k);
2462 end_disp = (disp + ice_flds_info[fld].size) % BITS_PER_BYTE;
2464 /* Fill in don't care bits at end of field */
2466 dst = info->entry.val - ICE_AQC_ACL_PROF_BYTE_SEL_START_IDX +
2467 info->entry.last - 1;
2468 for (k = end_disp; k < BITS_PER_BYTE; k++)
2469 dontcare[dst] |= BIT(k);
2474 * ice_flow_acl_frmt_entry - Format ACL entry
2475 * @hw: pointer to the hardware structure
2476 * @prof: pointer to flow profile
2477 * @e: pointer to the flow entry
2478 * @data: pointer to a data buffer containing flow entry's match values/masks
2479 * @acts: array of actions to be performed on a match
2480 * @acts_cnt: number of actions
2482 * Formats the key (and key_inverse) to be matched from the data passed in,
2483 * along with data from the flow profile. This key/key_inverse pair makes up
2484 * the 'entry' for an ACL flow entry.
2486 static enum ice_status
2487 ice_flow_acl_frmt_entry(struct ice_hw *hw, struct ice_flow_prof *prof,
2488 struct ice_flow_entry *e, u8 *data,
2489 struct ice_flow_action *acts, u8 acts_cnt)
2491 u8 *buf = NULL, *dontcare = NULL, *key = NULL, range = 0, dir_flag_msk;
2492 struct ice_aqc_acl_profile_ranges *range_buf = NULL;
2493 enum ice_status status;
2498 status = ice_flow_get_hw_prof(hw, ICE_BLK_ACL, prof->id, &prof_id);
2502 /* Format the result action */
2504 status = ice_flow_acl_check_actions(hw, acts, acts_cnt, &cnt_alloc);
2508 status = ICE_ERR_NO_MEMORY;
2510 e->acts = (struct ice_flow_action *)
2511 ice_memdup(hw, acts, acts_cnt * sizeof(*acts),
2512 ICE_NONDMA_TO_NONDMA);
2516 e->acts_cnt = acts_cnt;
2518 /* Format the matching data */
2519 buf_sz = prof->cfg.scen->width;
2520 buf = (u8 *)ice_malloc(hw, buf_sz);
2524 dontcare = (u8 *)ice_malloc(hw, buf_sz);
2528 /* 'key' buffer will store both key and key_inverse, so must be twice
2531 key = (u8 *)ice_malloc(hw, buf_sz * 2);
2535 range_buf = (struct ice_aqc_acl_profile_ranges *)
2536 ice_malloc(hw, sizeof(struct ice_aqc_acl_profile_ranges));
2540 /* Set don't care mask to all 1's to start, will zero out used bytes */
2541 ice_memset(dontcare, 0xff, buf_sz, ICE_NONDMA_MEM);
2543 for (i = 0; i < prof->segs_cnt; i++) {
2544 struct ice_flow_seg_info *seg = &prof->segs[i];
2547 ice_for_each_set_bit(j, (ice_bitmap_t *)&seg->match,
2548 ICE_FLOW_FIELD_IDX_MAX) {
2549 struct ice_flow_fld_info *info = &seg->fields[j];
2551 if (info->type == ICE_FLOW_FLD_TYPE_RANGE)
2552 ice_flow_acl_frmt_entry_range(j, info,
2556 ice_flow_acl_frmt_entry_fld(j, info, buf,
2560 for (j = 0; j < seg->raws_cnt; j++) {
2561 struct ice_flow_fld_info *info = &seg->raws[j].info;
2562 u16 dst, src, mask, k;
2563 bool use_mask = false;
2565 src = info->src.val;
2566 dst = info->entry.val -
2567 ICE_AQC_ACL_PROF_BYTE_SEL_START_IDX;
2568 mask = info->src.mask;
2570 if (mask != ICE_FLOW_FLD_OFF_INVAL)
2573 for (k = 0; k < info->entry.last; k++, dst++) {
2574 buf[dst] = data[src++];
2576 dontcare[dst] = ~data[mask++];
2583 buf[prof->cfg.scen->pid_idx] = (u8)prof_id;
2584 dontcare[prof->cfg.scen->pid_idx] = 0;
2586 /* Format the buffer for direction flags */
2587 dir_flag_msk = BIT(ICE_FLG_PKT_DIR);
2589 if (prof->dir == ICE_FLOW_RX)
2590 buf[prof->cfg.scen->pkt_dir_idx] = dir_flag_msk;
2593 buf[prof->cfg.scen->rng_chk_idx] = range;
2594 /* Mark any unused range checkers as don't care */
2595 dontcare[prof->cfg.scen->rng_chk_idx] = ~range;
2596 e->range_buf = range_buf;
2598 ice_free(hw, range_buf);
2601 status = ice_set_key(key, buf_sz * 2, buf, NULL, dontcare, NULL, 0,
2607 e->entry_sz = buf_sz * 2;
2614 ice_free(hw, dontcare);
2619 if (status && range_buf) {
2620 ice_free(hw, range_buf);
2621 e->range_buf = NULL;
2624 if (status && e->acts) {
2625 ice_free(hw, e->acts);
2630 if (status && cnt_alloc)
2631 ice_flow_acl_free_act_cntr(hw, acts, acts_cnt);
2637 * ice_flow_acl_find_scen_entry_cond - Find an ACL scenario entry that matches
2638 * the compared data.
2639 * @prof: pointer to flow profile
2640 * @e: pointer to the comparing flow entry
2641 * @do_chg_action: decide if we want to change the ACL action
2642 * @do_add_entry: decide if we want to add the new ACL entry
2643 * @do_rem_entry: decide if we want to remove the current ACL entry
2645 * Find an ACL scenario entry that matches the compared data. In the same time,
2646 * this function also figure out:
2647 * a/ If we want to change the ACL action
2648 * b/ If we want to add the new ACL entry
2649 * c/ If we want to remove the current ACL entry
2651 static struct ice_flow_entry *
2652 ice_flow_acl_find_scen_entry_cond(struct ice_flow_prof *prof,
2653 struct ice_flow_entry *e, bool *do_chg_action,
2654 bool *do_add_entry, bool *do_rem_entry)
2656 struct ice_flow_entry *p, *return_entry = NULL;
2660 * a/ There exists an entry with same matching data, but different
2661 * priority, then we remove this existing ACL entry. Then, we
2662 * will add the new entry to the ACL scenario.
2663 * b/ There exists an entry with same matching data, priority, and
2664 * result action, then we do nothing
2665 * c/ There exists an entry with same matching data, priority, but
2666 * different, action, then do only change the action's entry.
2667 * d/ Else, we add this new entry to the ACL scenario.
2669 *do_chg_action = false;
2670 *do_add_entry = true;
2671 *do_rem_entry = false;
2672 LIST_FOR_EACH_ENTRY(p, &prof->entries, ice_flow_entry, l_entry) {
2673 if (memcmp(p->entry, e->entry, p->entry_sz))
2676 /* From this point, we have the same matching_data. */
2677 *do_add_entry = false;
2680 if (p->priority != e->priority) {
2681 /* matching data && !priority */
2682 *do_add_entry = true;
2683 *do_rem_entry = true;
2687 /* From this point, we will have matching_data && priority */
2688 if (p->acts_cnt != e->acts_cnt)
2689 *do_chg_action = true;
2690 for (i = 0; i < p->acts_cnt; i++) {
2691 bool found_not_match = false;
2693 for (j = 0; j < e->acts_cnt; j++)
2694 if (memcmp(&p->acts[i], &e->acts[j],
2695 sizeof(struct ice_flow_action))) {
2696 found_not_match = true;
2700 if (found_not_match) {
2701 *do_chg_action = true;
2706 /* (do_chg_action = true) means :
2707 * matching_data && priority && !result_action
2708 * (do_chg_action = false) means :
2709 * matching_data && priority && result_action
2714 return return_entry;
2718 * ice_flow_acl_convert_to_acl_prio - Convert to ACL priority
2721 static enum ice_acl_entry_prio
2722 ice_flow_acl_convert_to_acl_prio(enum ice_flow_priority p)
2724 enum ice_acl_entry_prio acl_prio;
2727 case ICE_FLOW_PRIO_LOW:
2728 acl_prio = ICE_ACL_PRIO_LOW;
2730 case ICE_FLOW_PRIO_NORMAL:
2731 acl_prio = ICE_ACL_PRIO_NORMAL;
2733 case ICE_FLOW_PRIO_HIGH:
2734 acl_prio = ICE_ACL_PRIO_HIGH;
2737 acl_prio = ICE_ACL_PRIO_NORMAL;
2745 * ice_flow_acl_union_rng_chk - Perform union operation between two
2746 * range-range checker buffers
2747 * @dst_buf: pointer to destination range checker buffer
2748 * @src_buf: pointer to source range checker buffer
2750 * For this function, we do the union between dst_buf and src_buf
2751 * range checker buffer, and we will save the result back to dst_buf
2753 static enum ice_status
2754 ice_flow_acl_union_rng_chk(struct ice_aqc_acl_profile_ranges *dst_buf,
2755 struct ice_aqc_acl_profile_ranges *src_buf)
2759 if (!dst_buf || !src_buf)
2760 return ICE_ERR_BAD_PTR;
2762 for (i = 0; i < ICE_AQC_ACL_PROF_RANGES_NUM_CFG; i++) {
2763 struct ice_acl_rng_data *cfg_data = NULL, *in_data;
2764 bool will_populate = false;
2766 in_data = &src_buf->checker_cfg[i];
2771 for (j = 0; j < ICE_AQC_ACL_PROF_RANGES_NUM_CFG; j++) {
2772 cfg_data = &dst_buf->checker_cfg[j];
2774 if (!cfg_data->mask ||
2775 !memcmp(cfg_data, in_data,
2776 sizeof(struct ice_acl_rng_data))) {
2777 will_populate = true;
2782 if (will_populate) {
2783 ice_memcpy(cfg_data, in_data,
2784 sizeof(struct ice_acl_rng_data),
2785 ICE_NONDMA_TO_NONDMA);
2787 /* No available slot left to program range checker */
2788 return ICE_ERR_MAX_LIMIT;
2796 * ice_flow_acl_add_scen_entry_sync - Add entry to ACL scenario sync
2797 * @hw: pointer to the hardware structure
2798 * @prof: pointer to flow profile
2799 * @entry: double pointer to the flow entry
2801 * For this function, we will look at the current added entries in the
2802 * corresponding ACL scenario. Then, we will perform matching logic to
2803 * see if we want to add/modify/do nothing with this new entry.
2805 static enum ice_status
2806 ice_flow_acl_add_scen_entry_sync(struct ice_hw *hw, struct ice_flow_prof *prof,
2807 struct ice_flow_entry **entry)
2809 bool do_add_entry, do_rem_entry, do_chg_action, do_chg_rng_chk;
2810 struct ice_aqc_acl_profile_ranges query_rng_buf, cfg_rng_buf;
2811 struct ice_acl_act_entry *acts = NULL;
2812 struct ice_flow_entry *exist;
2813 enum ice_status status = ICE_SUCCESS;
2814 struct ice_flow_entry *e;
2817 if (!entry || !(*entry) || !prof)
2818 return ICE_ERR_BAD_PTR;
2822 do_chg_rng_chk = false;
2826 status = ice_flow_get_hw_prof(hw, ICE_BLK_ACL, prof->id,
2831 /* Query the current range-checker value in FW */
2832 status = ice_query_acl_prof_ranges(hw, prof_id, &query_rng_buf,
2836 ice_memcpy(&cfg_rng_buf, &query_rng_buf,
2837 sizeof(struct ice_aqc_acl_profile_ranges),
2838 ICE_NONDMA_TO_NONDMA);
2840 /* Generate the new range-checker value */
2841 status = ice_flow_acl_union_rng_chk(&cfg_rng_buf, e->range_buf);
2845 /* Reconfigure the range check if the buffer is changed. */
2846 do_chg_rng_chk = false;
2847 if (memcmp(&query_rng_buf, &cfg_rng_buf,
2848 sizeof(struct ice_aqc_acl_profile_ranges))) {
2849 status = ice_prog_acl_prof_ranges(hw, prof_id,
2850 &cfg_rng_buf, NULL);
2854 do_chg_rng_chk = true;
2858 /* Figure out if we want to (change the ACL action) and/or
2859 * (Add the new ACL entry) and/or (Remove the current ACL entry)
2861 exist = ice_flow_acl_find_scen_entry_cond(prof, e, &do_chg_action,
2862 &do_add_entry, &do_rem_entry);
2864 status = ice_flow_rem_entry_sync(hw, ICE_BLK_ACL, exist);
2869 /* Prepare the result action buffer */
2870 acts = (struct ice_acl_act_entry *)
2871 ice_calloc(hw, e->entry_sz, sizeof(struct ice_acl_act_entry));
2873 return ICE_ERR_NO_MEMORY;
2875 for (i = 0; i < e->acts_cnt; i++)
2876 ice_memcpy(&acts[i], &e->acts[i].data.acl_act,
2877 sizeof(struct ice_acl_act_entry),
2878 ICE_NONDMA_TO_NONDMA);
2881 enum ice_acl_entry_prio prio;
2885 keys = (u8 *)e->entry;
2886 inverts = keys + (e->entry_sz / 2);
2887 prio = ice_flow_acl_convert_to_acl_prio(e->priority);
2889 status = ice_acl_add_entry(hw, prof->cfg.scen, prio, keys,
2890 inverts, acts, e->acts_cnt,
2895 e->scen_entry_idx = entry_idx;
2896 LIST_ADD(&e->l_entry, &prof->entries);
2898 if (do_chg_action) {
2899 /* For the action memory info, update the SW's copy of
2900 * exist entry with e's action memory info
2902 ice_free(hw, exist->acts);
2903 exist->acts_cnt = e->acts_cnt;
2904 exist->acts = (struct ice_flow_action *)
2905 ice_calloc(hw, exist->acts_cnt,
2906 sizeof(struct ice_flow_action));
2908 status = ICE_ERR_NO_MEMORY;
2912 ice_memcpy(exist->acts, e->acts,
2913 sizeof(struct ice_flow_action) * e->acts_cnt,
2914 ICE_NONDMA_TO_NONDMA);
2916 status = ice_acl_prog_act(hw, prof->cfg.scen, acts,
2918 exist->scen_entry_idx);
2923 if (do_chg_rng_chk) {
2924 /* In this case, we want to update the range checker
2925 * information of the exist entry
2927 status = ice_flow_acl_union_rng_chk(exist->range_buf,
2933 /* As we don't add the new entry to our SW DB, deallocate its
2934 * memories, and return the exist entry to the caller
2936 ice_dealloc_flow_entry(hw, e);
2946 * ice_flow_acl_add_scen_entry - Add entry to ACL scenario
2947 * @hw: pointer to the hardware structure
2948 * @prof: pointer to flow profile
2949 * @e: double pointer to the flow entry
2951 static enum ice_status
2952 ice_flow_acl_add_scen_entry(struct ice_hw *hw, struct ice_flow_prof *prof,
2953 struct ice_flow_entry **e)
2955 enum ice_status status;
2957 ice_acquire_lock(&prof->entries_lock);
2958 status = ice_flow_acl_add_scen_entry_sync(hw, prof, e);
2959 ice_release_lock(&prof->entries_lock);
2965 * ice_flow_add_entry - Add a flow entry
2966 * @hw: pointer to the HW struct
2967 * @blk: classification stage
2968 * @prof_id: ID of the profile to add a new flow entry to
2969 * @entry_id: unique ID to identify this flow entry
2970 * @vsi_handle: software VSI handle for the flow entry
2971 * @prio: priority of the flow entry
2972 * @data: pointer to a data buffer containing flow entry's match values/masks
2973 * @acts: arrays of actions to be performed on a match
2974 * @acts_cnt: number of actions
2975 * @entry_h: pointer to buffer that receives the new flow entry's handle
2978 ice_flow_add_entry(struct ice_hw *hw, enum ice_block blk, u64 prof_id,
2979 u64 entry_id, u16 vsi_handle, enum ice_flow_priority prio,
2980 void *data, struct ice_flow_action *acts, u8 acts_cnt,
2983 struct ice_flow_entry *e = NULL;
2984 struct ice_flow_prof *prof;
2985 enum ice_status status = ICE_SUCCESS;
2987 /* ACL entries must indicate an action */
2988 if (blk == ICE_BLK_ACL && (!acts || !acts_cnt))
2989 return ICE_ERR_PARAM;
2991 /* No flow entry data is expected for RSS */
2992 if (!entry_h || (!data && blk != ICE_BLK_RSS))
2993 return ICE_ERR_BAD_PTR;
2995 if (!ice_is_vsi_valid(hw, vsi_handle))
2996 return ICE_ERR_PARAM;
2998 ice_acquire_lock(&hw->fl_profs_locks[blk]);
3000 prof = ice_flow_find_prof_id(hw, blk, prof_id);
3002 status = ICE_ERR_DOES_NOT_EXIST;
3004 /* Allocate memory for the entry being added and associate
3005 * the VSI to the found flow profile
3007 e = (struct ice_flow_entry *)ice_malloc(hw, sizeof(*e));
3009 status = ICE_ERR_NO_MEMORY;
3011 status = ice_flow_assoc_prof(hw, blk, prof, vsi_handle);
3014 ice_release_lock(&hw->fl_profs_locks[blk]);
3019 e->vsi_handle = vsi_handle;
3028 /* ACL will handle the entry management */
3029 status = ice_flow_acl_frmt_entry(hw, prof, e, (u8 *)data, acts,
3034 status = ice_flow_acl_add_scen_entry(hw, prof, &e);
3040 status = ICE_ERR_NOT_IMPL;
3044 if (blk != ICE_BLK_ACL) {
3045 /* ACL will handle the entry management */
3046 ice_acquire_lock(&prof->entries_lock);
3047 LIST_ADD(&e->l_entry, &prof->entries);
3048 ice_release_lock(&prof->entries_lock);
3051 *entry_h = ICE_FLOW_ENTRY_HNDL(e);
3056 ice_free(hw, e->entry);
3064 * ice_flow_rem_entry - Remove a flow entry
3065 * @hw: pointer to the HW struct
3066 * @blk: classification stage
3067 * @entry_h: handle to the flow entry to be removed
3069 enum ice_status ice_flow_rem_entry(struct ice_hw *hw, enum ice_block blk,
3072 struct ice_flow_entry *entry;
3073 struct ice_flow_prof *prof;
3074 enum ice_status status = ICE_SUCCESS;
3076 if (entry_h == ICE_FLOW_ENTRY_HANDLE_INVAL)
3077 return ICE_ERR_PARAM;
3079 entry = ICE_FLOW_ENTRY_PTR((unsigned long)entry_h);
3081 /* Retain the pointer to the flow profile as the entry will be freed */
3085 ice_acquire_lock(&prof->entries_lock);
3086 status = ice_flow_rem_entry_sync(hw, blk, entry);
3087 ice_release_lock(&prof->entries_lock);
3094 * ice_flow_set_fld_ext - specifies locations of field from entry's input buffer
3095 * @seg: packet segment the field being set belongs to
3096 * @fld: field to be set
3097 * @field_type: type of the field
3098 * @val_loc: if not ICE_FLOW_FLD_OFF_INVAL, location of the value to match from
3099 * entry's input buffer
3100 * @mask_loc: if not ICE_FLOW_FLD_OFF_INVAL, location of mask value from entry's
3102 * @last_loc: if not ICE_FLOW_FLD_OFF_INVAL, location of last/upper value from
3103 * entry's input buffer
3105 * This helper function stores information of a field being matched, including
3106 * the type of the field and the locations of the value to match, the mask, and
3107 * the upper-bound value in the start of the input buffer for a flow entry.
3108 * This function should only be used for fixed-size data structures.
3110 * This function also opportunistically determines the protocol headers to be
3111 * present based on the fields being set. Some fields cannot be used alone to
3112 * determine the protocol headers present. Sometimes, fields for particular
3113 * protocol headers are not matched. In those cases, the protocol headers
3114 * must be explicitly set.
3117 ice_flow_set_fld_ext(struct ice_flow_seg_info *seg, enum ice_flow_field fld,
3118 enum ice_flow_fld_match_type field_type, u16 val_loc,
3119 u16 mask_loc, u16 last_loc)
3121 u64 bit = BIT_ULL(fld);
3124 if (field_type == ICE_FLOW_FLD_TYPE_RANGE)
3127 seg->fields[fld].type = field_type;
3128 seg->fields[fld].src.val = val_loc;
3129 seg->fields[fld].src.mask = mask_loc;
3130 seg->fields[fld].src.last = last_loc;
3132 ICE_FLOW_SET_HDRS(seg, ice_flds_info[fld].hdr);
3136 * ice_flow_set_fld - specifies locations of field from entry's input buffer
3137 * @seg: packet segment the field being set belongs to
3138 * @fld: field to be set
3139 * @val_loc: if not ICE_FLOW_FLD_OFF_INVAL, location of the value to match from
3140 * entry's input buffer
3141 * @mask_loc: if not ICE_FLOW_FLD_OFF_INVAL, location of mask value from entry's
3143 * @last_loc: if not ICE_FLOW_FLD_OFF_INVAL, location of last/upper value from
3144 * entry's input buffer
3145 * @range: indicate if field being matched is to be in a range
3147 * This function specifies the locations, in the form of byte offsets from the
3148 * start of the input buffer for a flow entry, from where the value to match,
3149 * the mask value, and upper value can be extracted. These locations are then
3150 * stored in the flow profile. When adding a flow entry associated with the
3151 * flow profile, these locations will be used to quickly extract the values and
3152 * create the content of a match entry. This function should only be used for
3153 * fixed-size data structures.
3156 ice_flow_set_fld(struct ice_flow_seg_info *seg, enum ice_flow_field fld,
3157 u16 val_loc, u16 mask_loc, u16 last_loc, bool range)
3159 enum ice_flow_fld_match_type t = range ?
3160 ICE_FLOW_FLD_TYPE_RANGE : ICE_FLOW_FLD_TYPE_REG;
3162 ice_flow_set_fld_ext(seg, fld, t, val_loc, mask_loc, last_loc);
3166 * ice_flow_set_fld_prefix - sets locations of prefix field from entry's buf
3167 * @seg: packet segment the field being set belongs to
3168 * @fld: field to be set
3169 * @val_loc: if not ICE_FLOW_FLD_OFF_INVAL, location of the value to match from
3170 * entry's input buffer
3171 * @pref_loc: location of prefix value from entry's input buffer
3172 * @pref_sz: size of the location holding the prefix value
3174 * This function specifies the locations, in the form of byte offsets from the
3175 * start of the input buffer for a flow entry, from where the value to match
3176 * and the IPv4 prefix value can be extracted. These locations are then stored
3177 * in the flow profile. When adding flow entries to the associated flow profile,
3178 * these locations can be used to quickly extract the values to create the
3179 * content of a match entry. This function should only be used for fixed-size
3183 ice_flow_set_fld_prefix(struct ice_flow_seg_info *seg, enum ice_flow_field fld,
3184 u16 val_loc, u16 pref_loc, u8 pref_sz)
3186 /* For this type of field, the "mask" location is for the prefix value's
3187 * location and the "last" location is for the size of the location of
3190 ice_flow_set_fld_ext(seg, fld, ICE_FLOW_FLD_TYPE_PREFIX, val_loc,
3191 pref_loc, (u16)pref_sz);
3195 * ice_flow_add_fld_raw - sets locations of a raw field from entry's input buf
3196 * @seg: packet segment the field being set belongs to
3197 * @off: offset of the raw field from the beginning of the segment in bytes
3198 * @len: length of the raw pattern to be matched
3199 * @val_loc: location of the value to match from entry's input buffer
3200 * @mask_loc: location of mask value from entry's input buffer
3202 * This function specifies the offset of the raw field to be match from the
3203 * beginning of the specified packet segment, and the locations, in the form of
3204 * byte offsets from the start of the input buffer for a flow entry, from where
3205 * the value to match and the mask value to be extracted. These locations are
3206 * then stored in the flow profile. When adding flow entries to the associated
3207 * flow profile, these locations can be used to quickly extract the values to
3208 * create the content of a match entry. This function should only be used for
3209 * fixed-size data structures.
3212 ice_flow_add_fld_raw(struct ice_flow_seg_info *seg, u16 off, u8 len,
3213 u16 val_loc, u16 mask_loc)
3215 if (seg->raws_cnt < ICE_FLOW_SEG_RAW_FLD_MAX) {
3216 seg->raws[seg->raws_cnt].off = off;
3217 seg->raws[seg->raws_cnt].info.type = ICE_FLOW_FLD_TYPE_SIZE;
3218 seg->raws[seg->raws_cnt].info.src.val = val_loc;
3219 seg->raws[seg->raws_cnt].info.src.mask = mask_loc;
3220 /* The "last" field is used to store the length of the field */
3221 seg->raws[seg->raws_cnt].info.src.last = len;
3224 /* Overflows of "raws" will be handled as an error condition later in
3225 * the flow when this information is processed.
3230 #define ICE_FLOW_RSS_SEG_HDR_L2_MASKS \
3231 (ICE_FLOW_SEG_HDR_ETH | ICE_FLOW_SEG_HDR_VLAN)
3233 #define ICE_FLOW_RSS_SEG_HDR_L3_MASKS \
3234 (ICE_FLOW_SEG_HDR_IPV4 | ICE_FLOW_SEG_HDR_IPV6)
3236 #define ICE_FLOW_RSS_SEG_HDR_L4_MASKS \
3237 (ICE_FLOW_SEG_HDR_TCP | ICE_FLOW_SEG_HDR_UDP | ICE_FLOW_SEG_HDR_SCTP)
3239 #define ICE_FLOW_RSS_SEG_HDR_VAL_MASKS \
3240 (ICE_FLOW_RSS_SEG_HDR_L2_MASKS | \
3241 ICE_FLOW_RSS_SEG_HDR_L3_MASKS | \
3242 ICE_FLOW_RSS_SEG_HDR_L4_MASKS)
3245 * ice_flow_set_rss_seg_info - setup packet segments for RSS
3246 * @segs: pointer to the flow field segment(s)
3247 * @hash_fields: fields to be hashed on for the segment(s)
3248 * @flow_hdr: protocol header fields within a packet segment
3250 * Helper function to extract fields from hash bitmap and use flow
3251 * header value to set flow field segment for further use in flow
3252 * profile entry or removal.
3254 static enum ice_status
3255 ice_flow_set_rss_seg_info(struct ice_flow_seg_info *segs, u64 hash_fields,
3261 ice_for_each_set_bit(i, (ice_bitmap_t *)&hash_fields,
3262 ICE_FLOW_FIELD_IDX_MAX)
3263 ice_flow_set_fld(segs, (enum ice_flow_field)i,
3264 ICE_FLOW_FLD_OFF_INVAL, ICE_FLOW_FLD_OFF_INVAL,
3265 ICE_FLOW_FLD_OFF_INVAL, false);
3267 ICE_FLOW_SET_HDRS(segs, flow_hdr);
3269 if (segs->hdrs & ~ICE_FLOW_RSS_SEG_HDR_VAL_MASKS &
3270 ~ICE_FLOW_RSS_HDRS_INNER_MASK & ~ICE_FLOW_SEG_HDR_IPV_OTHER)
3271 return ICE_ERR_PARAM;
3273 val = (u64)(segs->hdrs & ICE_FLOW_RSS_SEG_HDR_L3_MASKS);
3274 if (val && !ice_is_pow2(val))
3277 val = (u64)(segs->hdrs & ICE_FLOW_RSS_SEG_HDR_L4_MASKS);
3278 if (val && !ice_is_pow2(val))
3285 * ice_rem_vsi_rss_list - remove VSI from RSS list
3286 * @hw: pointer to the hardware structure
3287 * @vsi_handle: software VSI handle
3289 * Remove the VSI from all RSS configurations in the list.
3291 void ice_rem_vsi_rss_list(struct ice_hw *hw, u16 vsi_handle)
3293 struct ice_rss_cfg *r, *tmp;
3295 if (LIST_EMPTY(&hw->rss_list_head))
3298 ice_acquire_lock(&hw->rss_locks);
3299 LIST_FOR_EACH_ENTRY_SAFE(r, tmp, &hw->rss_list_head,
3300 ice_rss_cfg, l_entry)
3301 if (ice_test_and_clear_bit(vsi_handle, r->vsis))
3302 if (!ice_is_any_bit_set(r->vsis, ICE_MAX_VSI)) {
3303 LIST_DEL(&r->l_entry);
3306 ice_release_lock(&hw->rss_locks);
3310 * ice_rem_vsi_rss_cfg - remove RSS configurations associated with VSI
3311 * @hw: pointer to the hardware structure
3312 * @vsi_handle: software VSI handle
3314 * This function will iterate through all flow profiles and disassociate
3315 * the VSI from that profile. If the flow profile has no VSIs it will
3318 enum ice_status ice_rem_vsi_rss_cfg(struct ice_hw *hw, u16 vsi_handle)
3320 const enum ice_block blk = ICE_BLK_RSS;
3321 struct ice_flow_prof *p, *t;
3322 enum ice_status status = ICE_SUCCESS;
3324 if (!ice_is_vsi_valid(hw, vsi_handle))
3325 return ICE_ERR_PARAM;
3327 if (LIST_EMPTY(&hw->fl_profs[blk]))
3330 ice_acquire_lock(&hw->rss_locks);
3331 LIST_FOR_EACH_ENTRY_SAFE(p, t, &hw->fl_profs[blk], ice_flow_prof,
3333 if (ice_is_bit_set(p->vsis, vsi_handle)) {
3334 status = ice_flow_disassoc_prof(hw, blk, p, vsi_handle);
3338 if (!ice_is_any_bit_set(p->vsis, ICE_MAX_VSI)) {
3339 status = ice_flow_rem_prof(hw, blk, p->id);
3344 ice_release_lock(&hw->rss_locks);
3350 * ice_rem_rss_list - remove RSS configuration from list
3351 * @hw: pointer to the hardware structure
3352 * @vsi_handle: software VSI handle
3353 * @prof: pointer to flow profile
3355 * Assumption: lock has already been acquired for RSS list
3358 ice_rem_rss_list(struct ice_hw *hw, u16 vsi_handle, struct ice_flow_prof *prof)
3360 struct ice_rss_cfg *r, *tmp;
3362 /* Search for RSS hash fields associated to the VSI that match the
3363 * hash configurations associated to the flow profile. If found
3364 * remove from the RSS entry list of the VSI context and delete entry.
3366 LIST_FOR_EACH_ENTRY_SAFE(r, tmp, &hw->rss_list_head,
3367 ice_rss_cfg, l_entry)
3368 if (r->hashed_flds == prof->segs[prof->segs_cnt - 1].match &&
3369 r->packet_hdr == prof->segs[prof->segs_cnt - 1].hdrs) {
3370 ice_clear_bit(vsi_handle, r->vsis);
3371 if (!ice_is_any_bit_set(r->vsis, ICE_MAX_VSI)) {
3372 LIST_DEL(&r->l_entry);
3380 * ice_add_rss_list - add RSS configuration to list
3381 * @hw: pointer to the hardware structure
3382 * @vsi_handle: software VSI handle
3383 * @prof: pointer to flow profile
3385 * Assumption: lock has already been acquired for RSS list
3387 static enum ice_status
3388 ice_add_rss_list(struct ice_hw *hw, u16 vsi_handle, struct ice_flow_prof *prof)
3390 struct ice_rss_cfg *r, *rss_cfg;
3392 LIST_FOR_EACH_ENTRY(r, &hw->rss_list_head,
3393 ice_rss_cfg, l_entry)
3394 if (r->hashed_flds == prof->segs[prof->segs_cnt - 1].match &&
3395 r->packet_hdr == prof->segs[prof->segs_cnt - 1].hdrs) {
3396 ice_set_bit(vsi_handle, r->vsis);
3400 rss_cfg = (struct ice_rss_cfg *)ice_malloc(hw, sizeof(*rss_cfg));
3402 return ICE_ERR_NO_MEMORY;
3404 rss_cfg->hashed_flds = prof->segs[prof->segs_cnt - 1].match;
3405 rss_cfg->packet_hdr = prof->segs[prof->segs_cnt - 1].hdrs;
3406 rss_cfg->symm = prof->cfg.symm;
3407 ice_set_bit(vsi_handle, rss_cfg->vsis);
3409 LIST_ADD_TAIL(&rss_cfg->l_entry, &hw->rss_list_head);
3414 #define ICE_FLOW_PROF_HASH_S 0
3415 #define ICE_FLOW_PROF_HASH_M (0xFFFFFFFFULL << ICE_FLOW_PROF_HASH_S)
3416 #define ICE_FLOW_PROF_HDR_S 32
3417 #define ICE_FLOW_PROF_HDR_M (0x3FFFFFFFULL << ICE_FLOW_PROF_HDR_S)
3418 #define ICE_FLOW_PROF_ENCAP_S 63
3419 #define ICE_FLOW_PROF_ENCAP_M (BIT_ULL(ICE_FLOW_PROF_ENCAP_S))
3421 #define ICE_RSS_OUTER_HEADERS 1
3422 #define ICE_RSS_INNER_HEADERS 2
3424 /* Flow profile ID format:
3425 * [0:31] - Packet match fields
3426 * [32:62] - Protocol header
3427 * [63] - Encapsulation flag, 0 if non-tunneled, 1 if tunneled
3429 #define ICE_FLOW_GEN_PROFID(hash, hdr, segs_cnt) \
3430 (u64)(((u64)(hash) & ICE_FLOW_PROF_HASH_M) | \
3431 (((u64)(hdr) << ICE_FLOW_PROF_HDR_S) & ICE_FLOW_PROF_HDR_M) | \
3432 ((u8)((segs_cnt) - 1) ? ICE_FLOW_PROF_ENCAP_M : 0))
3435 ice_rss_config_xor_word(struct ice_hw *hw, u8 prof_id, u8 src, u8 dst)
3437 u32 s = ((src % 4) << 3); /* byte shift */
3438 u32 v = dst | 0x80; /* value to program */
3439 u8 i = src / 4; /* register index */
3442 reg = rd32(hw, GLQF_HSYMM(prof_id, i));
3443 reg = (reg & ~(0xff << s)) | (v << s);
3444 wr32(hw, GLQF_HSYMM(prof_id, i), reg);
3448 ice_rss_config_xor(struct ice_hw *hw, u8 prof_id, u8 src, u8 dst, u8 len)
3451 ICE_FLOW_SW_FIELD_VECTOR_MAX / ICE_FLOW_FV_EXTRACT_SZ - 1;
3454 for (i = 0; i < len; i++) {
3455 ice_rss_config_xor_word(hw, prof_id,
3456 /* Yes, field vector in GLQF_HSYMM and
3457 * GLQF_HINSET is inversed!
3459 fv_last_word - (src + i),
3460 fv_last_word - (dst + i));
3461 ice_rss_config_xor_word(hw, prof_id,
3462 fv_last_word - (dst + i),
3463 fv_last_word - (src + i));
3468 ice_rss_update_symm(struct ice_hw *hw,
3469 struct ice_flow_prof *prof)
3471 struct ice_prof_map *map;
3474 ice_acquire_lock(&hw->blk[ICE_BLK_RSS].es.prof_map_lock);
3475 map = ice_search_prof_id(hw, ICE_BLK_RSS, prof->id);
3477 prof_id = map->prof_id;
3478 ice_release_lock(&hw->blk[ICE_BLK_RSS].es.prof_map_lock);
3481 /* clear to default */
3482 for (m = 0; m < 6; m++)
3483 wr32(hw, GLQF_HSYMM(prof_id, m), 0);
3484 if (prof->cfg.symm) {
3485 struct ice_flow_seg_info *seg =
3486 &prof->segs[prof->segs_cnt - 1];
3488 struct ice_flow_seg_xtrct *ipv4_src =
3489 &seg->fields[ICE_FLOW_FIELD_IDX_IPV4_SA].xtrct;
3490 struct ice_flow_seg_xtrct *ipv4_dst =
3491 &seg->fields[ICE_FLOW_FIELD_IDX_IPV4_DA].xtrct;
3492 struct ice_flow_seg_xtrct *ipv6_src =
3493 &seg->fields[ICE_FLOW_FIELD_IDX_IPV6_SA].xtrct;
3494 struct ice_flow_seg_xtrct *ipv6_dst =
3495 &seg->fields[ICE_FLOW_FIELD_IDX_IPV6_DA].xtrct;
3497 struct ice_flow_seg_xtrct *tcp_src =
3498 &seg->fields[ICE_FLOW_FIELD_IDX_TCP_SRC_PORT].xtrct;
3499 struct ice_flow_seg_xtrct *tcp_dst =
3500 &seg->fields[ICE_FLOW_FIELD_IDX_TCP_DST_PORT].xtrct;
3502 struct ice_flow_seg_xtrct *udp_src =
3503 &seg->fields[ICE_FLOW_FIELD_IDX_UDP_SRC_PORT].xtrct;
3504 struct ice_flow_seg_xtrct *udp_dst =
3505 &seg->fields[ICE_FLOW_FIELD_IDX_UDP_DST_PORT].xtrct;
3507 struct ice_flow_seg_xtrct *sctp_src =
3508 &seg->fields[ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT].xtrct;
3509 struct ice_flow_seg_xtrct *sctp_dst =
3510 &seg->fields[ICE_FLOW_FIELD_IDX_SCTP_DST_PORT].xtrct;
3513 if (ipv4_src->prot_id != 0 && ipv4_dst->prot_id != 0)
3514 ice_rss_config_xor(hw, prof_id,
3515 ipv4_src->idx, ipv4_dst->idx, 2);
3518 if (ipv6_src->prot_id != 0 && ipv6_dst->prot_id != 0)
3519 ice_rss_config_xor(hw, prof_id,
3520 ipv6_src->idx, ipv6_dst->idx, 8);
3523 if (tcp_src->prot_id != 0 && tcp_dst->prot_id != 0)
3524 ice_rss_config_xor(hw, prof_id,
3525 tcp_src->idx, tcp_dst->idx, 1);
3528 if (udp_src->prot_id != 0 && udp_dst->prot_id != 0)
3529 ice_rss_config_xor(hw, prof_id,
3530 udp_src->idx, udp_dst->idx, 1);
3533 if (sctp_src->prot_id != 0 && sctp_dst->prot_id != 0)
3534 ice_rss_config_xor(hw, prof_id,
3535 sctp_src->idx, sctp_dst->idx, 1);
3540 * ice_add_rss_cfg_sync - add an RSS configuration
3541 * @hw: pointer to the hardware structure
3542 * @vsi_handle: software VSI handle
3543 * @hashed_flds: hash bit fields (ICE_FLOW_HASH_*) to configure
3544 * @addl_hdrs: protocol header fields
3545 * @segs_cnt: packet segment count
3546 * @symm: symmetric hash enable/disable
3548 * Assumption: lock has already been acquired for RSS list
3550 static enum ice_status
3551 ice_add_rss_cfg_sync(struct ice_hw *hw, u16 vsi_handle, u64 hashed_flds,
3552 u32 addl_hdrs, u8 segs_cnt, bool symm)
3554 const enum ice_block blk = ICE_BLK_RSS;
3555 struct ice_flow_prof *prof = NULL;
3556 struct ice_flow_seg_info *segs;
3557 enum ice_status status;
3559 if (!segs_cnt || segs_cnt > ICE_FLOW_SEG_MAX)
3560 return ICE_ERR_PARAM;
3562 segs = (struct ice_flow_seg_info *)ice_calloc(hw, segs_cnt,
3565 return ICE_ERR_NO_MEMORY;
3567 /* Construct the packet segment info from the hashed fields */
3568 status = ice_flow_set_rss_seg_info(&segs[segs_cnt - 1], hashed_flds,
3573 /* Don't do RSS for GTPU Outer */
3574 if (segs_cnt == ICE_RSS_OUTER_HEADERS &&
3575 segs[segs_cnt - 1].hdrs & ICE_FLOW_SEG_HDR_GTPU) {
3576 status = ICE_SUCCESS;
3580 /* Search for a flow profile that has matching headers, hash fields
3581 * and has the input VSI associated to it. If found, no further
3582 * operations required and exit.
3584 prof = ice_flow_find_prof_conds(hw, blk, ICE_FLOW_RX, segs, segs_cnt,
3586 ICE_FLOW_FIND_PROF_CHK_FLDS |
3587 ICE_FLOW_FIND_PROF_CHK_VSI);
3589 if (prof->cfg.symm == symm)
3591 prof->cfg.symm = symm;
3595 /* Check if a flow profile exists with the same protocol headers and
3596 * associated with the input VSI. If so disassociate the VSI from
3597 * this profile. The VSI will be added to a new profile created with
3598 * the protocol header and new hash field configuration.
3600 prof = ice_flow_find_prof_conds(hw, blk, ICE_FLOW_RX, segs, segs_cnt,
3601 vsi_handle, ICE_FLOW_FIND_PROF_CHK_VSI);
3603 status = ice_flow_disassoc_prof(hw, blk, prof, vsi_handle);
3605 ice_rem_rss_list(hw, vsi_handle, prof);
3609 /* Remove profile if it has no VSIs associated */
3610 if (!ice_is_any_bit_set(prof->vsis, ICE_MAX_VSI)) {
3611 status = ice_flow_rem_prof(hw, blk, prof->id);
3617 /* Search for a profile that has same match fields only. If this
3618 * exists then associate the VSI to this profile.
3620 prof = ice_flow_find_prof_conds(hw, blk, ICE_FLOW_RX, segs, segs_cnt,
3622 ICE_FLOW_FIND_PROF_CHK_FLDS);
3624 if (prof->cfg.symm == symm) {
3625 status = ice_flow_assoc_prof(hw, blk, prof,
3628 status = ice_add_rss_list(hw, vsi_handle,
3631 /* if a profile exist but with different symmetric
3632 * requirement, just return error.
3634 status = ICE_ERR_NOT_SUPPORTED;
3639 /* Create a new flow profile with generated profile and packet
3640 * segment information.
3642 status = ice_flow_add_prof(hw, blk, ICE_FLOW_RX,
3643 ICE_FLOW_GEN_PROFID(hashed_flds,
3644 segs[segs_cnt - 1].hdrs,
3646 segs, segs_cnt, NULL, 0, &prof);
3650 status = ice_flow_assoc_prof(hw, blk, prof, vsi_handle);
3651 /* If association to a new flow profile failed then this profile can
3655 ice_flow_rem_prof(hw, blk, prof->id);
3659 status = ice_add_rss_list(hw, vsi_handle, prof);
3661 prof->cfg.symm = symm;
3664 ice_rss_update_symm(hw, prof);
3672 * ice_add_rss_cfg - add an RSS configuration with specified hashed fields
3673 * @hw: pointer to the hardware structure
3674 * @vsi_handle: software VSI handle
3675 * @hashed_flds: hash bit fields (ICE_FLOW_HASH_*) to configure
3676 * @addl_hdrs: protocol header fields
3677 * @symm: symmetric hash enable/disable
3679 * This function will generate a flow profile based on fields associated with
3680 * the input fields to hash on, the flow type and use the VSI number to add
3681 * a flow entry to the profile.
3684 ice_add_rss_cfg(struct ice_hw *hw, u16 vsi_handle, u64 hashed_flds,
3685 u32 addl_hdrs, bool symm)
3687 enum ice_status status;
3689 if (hashed_flds == ICE_HASH_INVALID ||
3690 !ice_is_vsi_valid(hw, vsi_handle))
3691 return ICE_ERR_PARAM;
3693 ice_acquire_lock(&hw->rss_locks);
3694 status = ice_add_rss_cfg_sync(hw, vsi_handle, hashed_flds, addl_hdrs,
3695 ICE_RSS_OUTER_HEADERS, symm);
3697 status = ice_add_rss_cfg_sync(hw, vsi_handle, hashed_flds,
3698 addl_hdrs, ICE_RSS_INNER_HEADERS,
3700 ice_release_lock(&hw->rss_locks);
3706 * ice_rem_rss_cfg_sync - remove an existing RSS configuration
3707 * @hw: pointer to the hardware structure
3708 * @vsi_handle: software VSI handle
3709 * @hashed_flds: Packet hash types (ICE_FLOW_HASH_*) to remove
3710 * @addl_hdrs: Protocol header fields within a packet segment
3711 * @segs_cnt: packet segment count
3713 * Assumption: lock has already been acquired for RSS list
3715 static enum ice_status
3716 ice_rem_rss_cfg_sync(struct ice_hw *hw, u16 vsi_handle, u64 hashed_flds,
3717 u32 addl_hdrs, u8 segs_cnt)
3719 const enum ice_block blk = ICE_BLK_RSS;
3720 struct ice_flow_seg_info *segs;
3721 struct ice_flow_prof *prof;
3722 enum ice_status status;
3724 segs = (struct ice_flow_seg_info *)ice_calloc(hw, segs_cnt,
3727 return ICE_ERR_NO_MEMORY;
3729 /* Construct the packet segment info from the hashed fields */
3730 status = ice_flow_set_rss_seg_info(&segs[segs_cnt - 1], hashed_flds,
3735 /* Don't do RSS for GTPU Outer */
3736 if (segs_cnt == ICE_RSS_OUTER_HEADERS &&
3737 segs[segs_cnt - 1].hdrs & ICE_FLOW_SEG_HDR_GTPU) {
3738 status = ICE_SUCCESS;
3742 prof = ice_flow_find_prof_conds(hw, blk, ICE_FLOW_RX, segs, segs_cnt,
3744 ICE_FLOW_FIND_PROF_CHK_FLDS);
3746 status = ICE_ERR_DOES_NOT_EXIST;
3750 status = ice_flow_disassoc_prof(hw, blk, prof, vsi_handle);
3754 /* Remove RSS configuration from VSI context before deleting
3757 ice_rem_rss_list(hw, vsi_handle, prof);
3759 if (!ice_is_any_bit_set(prof->vsis, ICE_MAX_VSI))
3760 status = ice_flow_rem_prof(hw, blk, prof->id);
3768 * ice_rem_rss_cfg - remove an existing RSS config with matching hashed fields
3769 * @hw: pointer to the hardware structure
3770 * @vsi_handle: software VSI handle
3771 * @hashed_flds: Packet hash types (ICE_FLOW_HASH_*) to remove
3772 * @addl_hdrs: Protocol header fields within a packet segment
3774 * This function will lookup the flow profile based on the input
3775 * hash field bitmap, iterate through the profile entry list of
3776 * that profile and find entry associated with input VSI to be
3777 * removed. Calls are made to underlying flow apis which will in
3778 * turn build or update buffers for RSS XLT1 section.
3781 ice_rem_rss_cfg(struct ice_hw *hw, u16 vsi_handle, u64 hashed_flds,
3784 enum ice_status status;
3786 if (hashed_flds == ICE_HASH_INVALID ||
3787 !ice_is_vsi_valid(hw, vsi_handle))
3788 return ICE_ERR_PARAM;
3790 ice_acquire_lock(&hw->rss_locks);
3791 status = ice_rem_rss_cfg_sync(hw, vsi_handle, hashed_flds, addl_hdrs,
3792 ICE_RSS_OUTER_HEADERS);
3794 status = ice_rem_rss_cfg_sync(hw, vsi_handle, hashed_flds,
3795 addl_hdrs, ICE_RSS_INNER_HEADERS);
3796 ice_release_lock(&hw->rss_locks);
3802 * ice_replay_rss_cfg - replay RSS configurations associated with VSI
3803 * @hw: pointer to the hardware structure
3804 * @vsi_handle: software VSI handle
3806 enum ice_status ice_replay_rss_cfg(struct ice_hw *hw, u16 vsi_handle)
3808 enum ice_status status = ICE_SUCCESS;
3809 struct ice_rss_cfg *r;
3811 if (!ice_is_vsi_valid(hw, vsi_handle))
3812 return ICE_ERR_PARAM;
3814 ice_acquire_lock(&hw->rss_locks);
3815 LIST_FOR_EACH_ENTRY(r, &hw->rss_list_head,
3816 ice_rss_cfg, l_entry) {
3817 if (ice_is_bit_set(r->vsis, vsi_handle)) {
3818 status = ice_add_rss_cfg_sync(hw, vsi_handle,
3821 ICE_RSS_OUTER_HEADERS,
3825 status = ice_add_rss_cfg_sync(hw, vsi_handle,
3828 ICE_RSS_INNER_HEADERS,
3834 ice_release_lock(&hw->rss_locks);
3840 * ice_get_rss_cfg - returns hashed fields for the given header types
3841 * @hw: pointer to the hardware structure
3842 * @vsi_handle: software VSI handle
3843 * @hdrs: protocol header type
3845 * This function will return the match fields of the first instance of flow
3846 * profile having the given header types and containing input VSI
3848 u64 ice_get_rss_cfg(struct ice_hw *hw, u16 vsi_handle, u32 hdrs)
3850 u64 rss_hash = ICE_HASH_INVALID;
3851 struct ice_rss_cfg *r;
3853 /* verify if the protocol header is non zero and VSI is valid */
3854 if (hdrs == ICE_FLOW_SEG_HDR_NONE || !ice_is_vsi_valid(hw, vsi_handle))
3855 return ICE_HASH_INVALID;
3857 ice_acquire_lock(&hw->rss_locks);
3858 LIST_FOR_EACH_ENTRY(r, &hw->rss_list_head,
3859 ice_rss_cfg, l_entry)
3860 if (ice_is_bit_set(r->vsis, vsi_handle) &&
3861 r->packet_hdr == hdrs) {
3862 rss_hash = r->hashed_flds;
3865 ice_release_lock(&hw->rss_locks);