1 // SPDX-License-Identifier: GPL-2.0-only
2
3 #include <linux/ethtool_netlink.h>
4 #include <linux/net_tstamp.h>
5 #include <linux/phy.h>
6 #include <linux/rtnetlink.h>
7 #include <linux/ptp_clock_kernel.h>
8
9 #include "common.h"
10
11 const char netdev_features_strings[NETDEV_FEATURE_COUNT][ETH_GSTRING_LEN] = {
12 [NETIF_F_SG_BIT] = "tx-scatter-gather",
13 [NETIF_F_IP_CSUM_BIT] = "tx-checksum-ipv4",
14 [NETIF_F_HW_CSUM_BIT] = "tx-checksum-ip-generic",
15 [NETIF_F_IPV6_CSUM_BIT] = "tx-checksum-ipv6",
16 [NETIF_F_HIGHDMA_BIT] = "highdma",
17 [NETIF_F_FRAGLIST_BIT] = "tx-scatter-gather-fraglist",
18 [NETIF_F_HW_VLAN_CTAG_TX_BIT] = "tx-vlan-hw-insert",
19
20 [NETIF_F_HW_VLAN_CTAG_RX_BIT] = "rx-vlan-hw-parse",
21 [NETIF_F_HW_VLAN_CTAG_FILTER_BIT] = "rx-vlan-filter",
22 [NETIF_F_HW_VLAN_STAG_TX_BIT] = "tx-vlan-stag-hw-insert",
23 [NETIF_F_HW_VLAN_STAG_RX_BIT] = "rx-vlan-stag-hw-parse",
24 [NETIF_F_HW_VLAN_STAG_FILTER_BIT] = "rx-vlan-stag-filter",
25 [NETIF_F_VLAN_CHALLENGED_BIT] = "vlan-challenged",
26 [NETIF_F_GSO_BIT] = "tx-generic-segmentation",
27 [NETIF_F_LLTX_BIT] = "tx-lockless",
28 [NETIF_F_NETNS_LOCAL_BIT] = "netns-local",
29 [NETIF_F_GRO_BIT] = "rx-gro",
30 [NETIF_F_GRO_HW_BIT] = "rx-gro-hw",
31 [NETIF_F_LRO_BIT] = "rx-lro",
32
33 [NETIF_F_TSO_BIT] = "tx-tcp-segmentation",
34 [NETIF_F_GSO_ROBUST_BIT] = "tx-gso-robust",
35 [NETIF_F_TSO_ECN_BIT] = "tx-tcp-ecn-segmentation",
36 [NETIF_F_TSO_MANGLEID_BIT] = "tx-tcp-mangleid-segmentation",
37 [NETIF_F_TSO6_BIT] = "tx-tcp6-segmentation",
38 [NETIF_F_FSO_BIT] = "tx-fcoe-segmentation",
39 [NETIF_F_GSO_GRE_BIT] = "tx-gre-segmentation",
40 [NETIF_F_GSO_GRE_CSUM_BIT] = "tx-gre-csum-segmentation",
41 [NETIF_F_GSO_IPXIP4_BIT] = "tx-ipxip4-segmentation",
42 [NETIF_F_GSO_IPXIP6_BIT] = "tx-ipxip6-segmentation",
43 [NETIF_F_GSO_UDP_TUNNEL_BIT] = "tx-udp_tnl-segmentation",
44 [NETIF_F_GSO_UDP_TUNNEL_CSUM_BIT] = "tx-udp_tnl-csum-segmentation",
45 [NETIF_F_GSO_PARTIAL_BIT] = "tx-gso-partial",
46 [NETIF_F_GSO_TUNNEL_REMCSUM_BIT] = "tx-tunnel-remcsum-segmentation",
47 [NETIF_F_GSO_SCTP_BIT] = "tx-sctp-segmentation",
48 [NETIF_F_GSO_ESP_BIT] = "tx-esp-segmentation",
49 [NETIF_F_GSO_UDP_L4_BIT] = "tx-udp-segmentation",
50 [NETIF_F_GSO_FRAGLIST_BIT] = "tx-gso-list",
51
52 [NETIF_F_FCOE_CRC_BIT] = "tx-checksum-fcoe-crc",
53 [NETIF_F_SCTP_CRC_BIT] = "tx-checksum-sctp",
54 [NETIF_F_FCOE_MTU_BIT] = "fcoe-mtu",
55 [NETIF_F_NTUPLE_BIT] = "rx-ntuple-filter",
56 [NETIF_F_RXHASH_BIT] = "rx-hashing",
57 [NETIF_F_RXCSUM_BIT] = "rx-checksum",
58 [NETIF_F_NOCACHE_COPY_BIT] = "tx-nocache-copy",
59 [NETIF_F_LOOPBACK_BIT] = "loopback",
60 [NETIF_F_RXFCS_BIT] = "rx-fcs",
61 [NETIF_F_RXALL_BIT] = "rx-all",
62 [NETIF_F_HW_L2FW_DOFFLOAD_BIT] = "l2-fwd-offload",
63 [NETIF_F_HW_TC_BIT] = "hw-tc-offload",
64 [NETIF_F_HW_ESP_BIT] = "esp-hw-offload",
65 [NETIF_F_HW_ESP_TX_CSUM_BIT] = "esp-tx-csum-hw-offload",
66 [NETIF_F_RX_UDP_TUNNEL_PORT_BIT] = "rx-udp_tunnel-port-offload",
67 [NETIF_F_HW_TLS_RECORD_BIT] = "tls-hw-record",
68 [NETIF_F_HW_TLS_TX_BIT] = "tls-hw-tx-offload",
69 [NETIF_F_HW_TLS_RX_BIT] = "tls-hw-rx-offload",
70 [NETIF_F_GRO_FRAGLIST_BIT] = "rx-gro-list",
71 [NETIF_F_HW_MACSEC_BIT] = "macsec-hw-offload",
72 [NETIF_F_GRO_UDP_FWD_BIT] = "rx-udp-gro-forwarding",
73 [NETIF_F_HW_HSR_TAG_INS_BIT] = "hsr-tag-ins-offload",
74 [NETIF_F_HW_HSR_TAG_RM_BIT] = "hsr-tag-rm-offload",
75 [NETIF_F_HW_HSR_FWD_BIT] = "hsr-fwd-offload",
76 [NETIF_F_HW_HSR_DUP_BIT] = "hsr-dup-offload",
77 };
78
79 const char
80 rss_hash_func_strings[ETH_RSS_HASH_FUNCS_COUNT][ETH_GSTRING_LEN] = {
81 [ETH_RSS_HASH_TOP_BIT] = "toeplitz",
82 [ETH_RSS_HASH_XOR_BIT] = "xor",
83 [ETH_RSS_HASH_CRC32_BIT] = "crc32",
84 };
85
86 const char
87 tunable_strings[__ETHTOOL_TUNABLE_COUNT][ETH_GSTRING_LEN] = {
88 [ETHTOOL_ID_UNSPEC] = "Unspec",
89 [ETHTOOL_RX_COPYBREAK] = "rx-copybreak",
90 [ETHTOOL_TX_COPYBREAK] = "tx-copybreak",
91 [ETHTOOL_PFC_PREVENTION_TOUT] = "pfc-prevention-tout",
92 [ETHTOOL_TX_COPYBREAK_BUF_SIZE] = "tx-copybreak-buf-size",
93 };
94
95 const char
96 phy_tunable_strings[__ETHTOOL_PHY_TUNABLE_COUNT][ETH_GSTRING_LEN] = {
97 [ETHTOOL_ID_UNSPEC] = "Unspec",
98 [ETHTOOL_PHY_DOWNSHIFT] = "phy-downshift",
99 [ETHTOOL_PHY_FAST_LINK_DOWN] = "phy-fast-link-down",
100 [ETHTOOL_PHY_EDPD] = "phy-energy-detect-power-down",
101 };
102
103 #define __LINK_MODE_NAME(speed, type, duplex) \
104 #speed "base" #type "/" #duplex
105 #define __DEFINE_LINK_MODE_NAME(speed, type, duplex) \
106 [ETHTOOL_LINK_MODE(speed, type, duplex)] = \
107 __LINK_MODE_NAME(speed, type, duplex)
108 #define __DEFINE_SPECIAL_MODE_NAME(_mode, _name) \
109 [ETHTOOL_LINK_MODE_ ## _mode ## _BIT] = _name
110
111 const char link_mode_names[][ETH_GSTRING_LEN] = {
112 __DEFINE_LINK_MODE_NAME(10, T, Half),
113 __DEFINE_LINK_MODE_NAME(10, T, Full),
114 __DEFINE_LINK_MODE_NAME(100, T, Half),
115 __DEFINE_LINK_MODE_NAME(100, T, Full),
116 __DEFINE_LINK_MODE_NAME(1000, T, Half),
117 __DEFINE_LINK_MODE_NAME(1000, T, Full),
118 __DEFINE_SPECIAL_MODE_NAME(Autoneg, "Autoneg"),
119 __DEFINE_SPECIAL_MODE_NAME(TP, "TP"),
120 __DEFINE_SPECIAL_MODE_NAME(AUI, "AUI"),
121 __DEFINE_SPECIAL_MODE_NAME(MII, "MII"),
122 __DEFINE_SPECIAL_MODE_NAME(FIBRE, "FIBRE"),
123 __DEFINE_SPECIAL_MODE_NAME(BNC, "BNC"),
124 __DEFINE_LINK_MODE_NAME(10000, T, Full),
125 __DEFINE_SPECIAL_MODE_NAME(Pause, "Pause"),
126 __DEFINE_SPECIAL_MODE_NAME(Asym_Pause, "Asym_Pause"),
127 __DEFINE_LINK_MODE_NAME(2500, X, Full),
128 __DEFINE_SPECIAL_MODE_NAME(Backplane, "Backplane"),
129 __DEFINE_LINK_MODE_NAME(1000, KX, Full),
130 __DEFINE_LINK_MODE_NAME(10000, KX4, Full),
131 __DEFINE_LINK_MODE_NAME(10000, KR, Full),
132 __DEFINE_SPECIAL_MODE_NAME(10000baseR_FEC, "10000baseR_FEC"),
133 __DEFINE_LINK_MODE_NAME(20000, MLD2, Full),
134 __DEFINE_LINK_MODE_NAME(20000, KR2, Full),
135 __DEFINE_LINK_MODE_NAME(40000, KR4, Full),
136 __DEFINE_LINK_MODE_NAME(40000, CR4, Full),
137 __DEFINE_LINK_MODE_NAME(40000, SR4, Full),
138 __DEFINE_LINK_MODE_NAME(40000, LR4, Full),
139 __DEFINE_LINK_MODE_NAME(56000, KR4, Full),
140 __DEFINE_LINK_MODE_NAME(56000, CR4, Full),
141 __DEFINE_LINK_MODE_NAME(56000, SR4, Full),
142 __DEFINE_LINK_MODE_NAME(56000, LR4, Full),
143 __DEFINE_LINK_MODE_NAME(25000, CR, Full),
144 __DEFINE_LINK_MODE_NAME(25000, KR, Full),
145 __DEFINE_LINK_MODE_NAME(25000, SR, Full),
146 __DEFINE_LINK_MODE_NAME(50000, CR2, Full),
147 __DEFINE_LINK_MODE_NAME(50000, KR2, Full),
148 __DEFINE_LINK_MODE_NAME(100000, KR4, Full),
149 __DEFINE_LINK_MODE_NAME(100000, SR4, Full),
150 __DEFINE_LINK_MODE_NAME(100000, CR4, Full),
151 __DEFINE_LINK_MODE_NAME(100000, LR4_ER4, Full),
152 __DEFINE_LINK_MODE_NAME(50000, SR2, Full),
153 __DEFINE_LINK_MODE_NAME(1000, X, Full),
154 __DEFINE_LINK_MODE_NAME(10000, CR, Full),
155 __DEFINE_LINK_MODE_NAME(10000, SR, Full),
156 __DEFINE_LINK_MODE_NAME(10000, LR, Full),
157 __DEFINE_LINK_MODE_NAME(10000, LRM, Full),
158 __DEFINE_LINK_MODE_NAME(10000, ER, Full),
159 __DEFINE_LINK_MODE_NAME(2500, T, Full),
160 __DEFINE_LINK_MODE_NAME(5000, T, Full),
161 __DEFINE_SPECIAL_MODE_NAME(FEC_NONE, "None"),
162 __DEFINE_SPECIAL_MODE_NAME(FEC_RS, "RS"),
163 __DEFINE_SPECIAL_MODE_NAME(FEC_BASER, "BASER"),
164 __DEFINE_LINK_MODE_NAME(50000, KR, Full),
165 __DEFINE_LINK_MODE_NAME(50000, SR, Full),
166 __DEFINE_LINK_MODE_NAME(50000, CR, Full),
167 __DEFINE_LINK_MODE_NAME(50000, LR_ER_FR, Full),
168 __DEFINE_LINK_MODE_NAME(50000, DR, Full),
169 __DEFINE_LINK_MODE_NAME(100000, KR2, Full),
170 __DEFINE_LINK_MODE_NAME(100000, SR2, Full),
171 __DEFINE_LINK_MODE_NAME(100000, CR2, Full),
172 __DEFINE_LINK_MODE_NAME(100000, LR2_ER2_FR2, Full),
173 __DEFINE_LINK_MODE_NAME(100000, DR2, Full),
174 __DEFINE_LINK_MODE_NAME(200000, KR4, Full),
175 __DEFINE_LINK_MODE_NAME(200000, SR4, Full),
176 __DEFINE_LINK_MODE_NAME(200000, LR4_ER4_FR4, Full),
177 __DEFINE_LINK_MODE_NAME(200000, DR4, Full),
178 __DEFINE_LINK_MODE_NAME(200000, CR4, Full),
179 __DEFINE_LINK_MODE_NAME(100, T1, Full),
180 __DEFINE_LINK_MODE_NAME(1000, T1, Full),
181 __DEFINE_LINK_MODE_NAME(400000, KR8, Full),
182 __DEFINE_LINK_MODE_NAME(400000, SR8, Full),
183 __DEFINE_LINK_MODE_NAME(400000, LR8_ER8_FR8, Full),
184 __DEFINE_LINK_MODE_NAME(400000, DR8, Full),
185 __DEFINE_LINK_MODE_NAME(400000, CR8, Full),
186 __DEFINE_SPECIAL_MODE_NAME(FEC_LLRS, "LLRS"),
187 __DEFINE_LINK_MODE_NAME(100000, KR, Full),
188 __DEFINE_LINK_MODE_NAME(100000, SR, Full),
189 __DEFINE_LINK_MODE_NAME(100000, LR_ER_FR, Full),
190 __DEFINE_LINK_MODE_NAME(100000, DR, Full),
191 __DEFINE_LINK_MODE_NAME(100000, CR, Full),
192 __DEFINE_LINK_MODE_NAME(200000, KR2, Full),
193 __DEFINE_LINK_MODE_NAME(200000, SR2, Full),
194 __DEFINE_LINK_MODE_NAME(200000, LR2_ER2_FR2, Full),
195 __DEFINE_LINK_MODE_NAME(200000, DR2, Full),
196 __DEFINE_LINK_MODE_NAME(200000, CR2, Full),
197 __DEFINE_LINK_MODE_NAME(400000, KR4, Full),
198 __DEFINE_LINK_MODE_NAME(400000, SR4, Full),
199 __DEFINE_LINK_MODE_NAME(400000, LR4_ER4_FR4, Full),
200 __DEFINE_LINK_MODE_NAME(400000, DR4, Full),
201 __DEFINE_LINK_MODE_NAME(400000, CR4, Full),
202 __DEFINE_LINK_MODE_NAME(100, FX, Half),
203 __DEFINE_LINK_MODE_NAME(100, FX, Full),
204 __DEFINE_LINK_MODE_NAME(10, T1L, Full),
205 __DEFINE_LINK_MODE_NAME(800000, CR8, Full),
206 __DEFINE_LINK_MODE_NAME(800000, KR8, Full),
207 __DEFINE_LINK_MODE_NAME(800000, DR8, Full),
208 __DEFINE_LINK_MODE_NAME(800000, DR8_2, Full),
209 __DEFINE_LINK_MODE_NAME(800000, SR8, Full),
210 __DEFINE_LINK_MODE_NAME(800000, VR8, Full),
211 __DEFINE_LINK_MODE_NAME(10, T1S, Full),
212 __DEFINE_LINK_MODE_NAME(10, T1S, Half),
213 __DEFINE_LINK_MODE_NAME(10, T1S_P2MP, Half),
214 __DEFINE_LINK_MODE_NAME(10, T1BRR, Full),
215 };
216 static_assert(ARRAY_SIZE(link_mode_names) == __ETHTOOL_LINK_MODE_MASK_NBITS);
217
218 #define __LINK_MODE_LANES_CR 1
219 #define __LINK_MODE_LANES_CR2 2
220 #define __LINK_MODE_LANES_CR4 4
221 #define __LINK_MODE_LANES_CR8 8
222 #define __LINK_MODE_LANES_DR 1
223 #define __LINK_MODE_LANES_DR2 2
224 #define __LINK_MODE_LANES_DR4 4
225 #define __LINK_MODE_LANES_DR8 8
226 #define __LINK_MODE_LANES_KR 1
227 #define __LINK_MODE_LANES_KR2 2
228 #define __LINK_MODE_LANES_KR4 4
229 #define __LINK_MODE_LANES_KR8 8
230 #define __LINK_MODE_LANES_SR 1
231 #define __LINK_MODE_LANES_SR2 2
232 #define __LINK_MODE_LANES_SR4 4
233 #define __LINK_MODE_LANES_SR8 8
234 #define __LINK_MODE_LANES_ER 1
235 #define __LINK_MODE_LANES_KX 1
236 #define __LINK_MODE_LANES_KX4 4
237 #define __LINK_MODE_LANES_LR 1
238 #define __LINK_MODE_LANES_LR4 4
239 #define __LINK_MODE_LANES_LR4_ER4 4
240 #define __LINK_MODE_LANES_LR_ER_FR 1
241 #define __LINK_MODE_LANES_LR2_ER2_FR2 2
242 #define __LINK_MODE_LANES_LR4_ER4_FR4 4
243 #define __LINK_MODE_LANES_LR8_ER8_FR8 8
244 #define __LINK_MODE_LANES_LRM 1
245 #define __LINK_MODE_LANES_MLD2 2
246 #define __LINK_MODE_LANES_T 1
247 #define __LINK_MODE_LANES_T1 1
248 #define __LINK_MODE_LANES_X 1
249 #define __LINK_MODE_LANES_FX 1
250 #define __LINK_MODE_LANES_T1L 1
251 #define __LINK_MODE_LANES_T1S 1
252 #define __LINK_MODE_LANES_T1S_P2MP 1
253 #define __LINK_MODE_LANES_VR8 8
254 #define __LINK_MODE_LANES_DR8_2 8
255 #define __LINK_MODE_LANES_T1BRR 1
256
257 #define __DEFINE_LINK_MODE_PARAMS(_speed, _type, _duplex) \
258 [ETHTOOL_LINK_MODE(_speed, _type, _duplex)] = { \
259 .speed = SPEED_ ## _speed, \
260 .lanes = __LINK_MODE_LANES_ ## _type, \
261 .duplex = __DUPLEX_ ## _duplex \
262 }
263 #define __DUPLEX_Half DUPLEX_HALF
264 #define __DUPLEX_Full DUPLEX_FULL
265 #define __DEFINE_SPECIAL_MODE_PARAMS(_mode) \
266 [ETHTOOL_LINK_MODE_ ## _mode ## _BIT] = { \
267 .speed = SPEED_UNKNOWN, \
268 .lanes = 0, \
269 .duplex = DUPLEX_UNKNOWN, \
270 }
271
272 const struct link_mode_info link_mode_params[] = {
273 __DEFINE_LINK_MODE_PARAMS(10, T, Half),
274 __DEFINE_LINK_MODE_PARAMS(10, T, Full),
275 __DEFINE_LINK_MODE_PARAMS(100, T, Half),
276 __DEFINE_LINK_MODE_PARAMS(100, T, Full),
277 __DEFINE_LINK_MODE_PARAMS(1000, T, Half),
278 __DEFINE_LINK_MODE_PARAMS(1000, T, Full),
279 __DEFINE_SPECIAL_MODE_PARAMS(Autoneg),
280 __DEFINE_SPECIAL_MODE_PARAMS(TP),
281 __DEFINE_SPECIAL_MODE_PARAMS(AUI),
282 __DEFINE_SPECIAL_MODE_PARAMS(MII),
283 __DEFINE_SPECIAL_MODE_PARAMS(FIBRE),
284 __DEFINE_SPECIAL_MODE_PARAMS(BNC),
285 __DEFINE_LINK_MODE_PARAMS(10000, T, Full),
286 __DEFINE_SPECIAL_MODE_PARAMS(Pause),
287 __DEFINE_SPECIAL_MODE_PARAMS(Asym_Pause),
288 __DEFINE_LINK_MODE_PARAMS(2500, X, Full),
289 __DEFINE_SPECIAL_MODE_PARAMS(Backplane),
290 __DEFINE_LINK_MODE_PARAMS(1000, KX, Full),
291 __DEFINE_LINK_MODE_PARAMS(10000, KX4, Full),
292 __DEFINE_LINK_MODE_PARAMS(10000, KR, Full),
293 [ETHTOOL_LINK_MODE_10000baseR_FEC_BIT] = {
294 .speed = SPEED_10000,
295 .lanes = 1,
296 .duplex = DUPLEX_FULL,
297 },
298 __DEFINE_LINK_MODE_PARAMS(20000, MLD2, Full),
299 __DEFINE_LINK_MODE_PARAMS(20000, KR2, Full),
300 __DEFINE_LINK_MODE_PARAMS(40000, KR4, Full),
301 __DEFINE_LINK_MODE_PARAMS(40000, CR4, Full),
302 __DEFINE_LINK_MODE_PARAMS(40000, SR4, Full),
303 __DEFINE_LINK_MODE_PARAMS(40000, LR4, Full),
304 __DEFINE_LINK_MODE_PARAMS(56000, KR4, Full),
305 __DEFINE_LINK_MODE_PARAMS(56000, CR4, Full),
306 __DEFINE_LINK_MODE_PARAMS(56000, SR4, Full),
307 __DEFINE_LINK_MODE_PARAMS(56000, LR4, Full),
308 __DEFINE_LINK_MODE_PARAMS(25000, CR, Full),
309 __DEFINE_LINK_MODE_PARAMS(25000, KR, Full),
310 __DEFINE_LINK_MODE_PARAMS(25000, SR, Full),
311 __DEFINE_LINK_MODE_PARAMS(50000, CR2, Full),
312 __DEFINE_LINK_MODE_PARAMS(50000, KR2, Full),
313 __DEFINE_LINK_MODE_PARAMS(100000, KR4, Full),
314 __DEFINE_LINK_MODE_PARAMS(100000, SR4, Full),
315 __DEFINE_LINK_MODE_PARAMS(100000, CR4, Full),
316 __DEFINE_LINK_MODE_PARAMS(100000, LR4_ER4, Full),
317 __DEFINE_LINK_MODE_PARAMS(50000, SR2, Full),
318 __DEFINE_LINK_MODE_PARAMS(1000, X, Full),
319 __DEFINE_LINK_MODE_PARAMS(10000, CR, Full),
320 __DEFINE_LINK_MODE_PARAMS(10000, SR, Full),
321 __DEFINE_LINK_MODE_PARAMS(10000, LR, Full),
322 __DEFINE_LINK_MODE_PARAMS(10000, LRM, Full),
323 __DEFINE_LINK_MODE_PARAMS(10000, ER, Full),
324 __DEFINE_LINK_MODE_PARAMS(2500, T, Full),
325 __DEFINE_LINK_MODE_PARAMS(5000, T, Full),
326 __DEFINE_SPECIAL_MODE_PARAMS(FEC_NONE),
327 __DEFINE_SPECIAL_MODE_PARAMS(FEC_RS),
328 __DEFINE_SPECIAL_MODE_PARAMS(FEC_BASER),
329 __DEFINE_LINK_MODE_PARAMS(50000, KR, Full),
330 __DEFINE_LINK_MODE_PARAMS(50000, SR, Full),
331 __DEFINE_LINK_MODE_PARAMS(50000, CR, Full),
332 __DEFINE_LINK_MODE_PARAMS(50000, LR_ER_FR, Full),
333 __DEFINE_LINK_MODE_PARAMS(50000, DR, Full),
334 __DEFINE_LINK_MODE_PARAMS(100000, KR2, Full),
335 __DEFINE_LINK_MODE_PARAMS(100000, SR2, Full),
336 __DEFINE_LINK_MODE_PARAMS(100000, CR2, Full),
337 __DEFINE_LINK_MODE_PARAMS(100000, LR2_ER2_FR2, Full),
338 __DEFINE_LINK_MODE_PARAMS(100000, DR2, Full),
339 __DEFINE_LINK_MODE_PARAMS(200000, KR4, Full),
340 __DEFINE_LINK_MODE_PARAMS(200000, SR4, Full),
341 __DEFINE_LINK_MODE_PARAMS(200000, LR4_ER4_FR4, Full),
342 __DEFINE_LINK_MODE_PARAMS(200000, DR4, Full),
343 __DEFINE_LINK_MODE_PARAMS(200000, CR4, Full),
344 __DEFINE_LINK_MODE_PARAMS(100, T1, Full),
345 __DEFINE_LINK_MODE_PARAMS(1000, T1, Full),
346 __DEFINE_LINK_MODE_PARAMS(400000, KR8, Full),
347 __DEFINE_LINK_MODE_PARAMS(400000, SR8, Full),
348 __DEFINE_LINK_MODE_PARAMS(400000, LR8_ER8_FR8, Full),
349 __DEFINE_LINK_MODE_PARAMS(400000, DR8, Full),
350 __DEFINE_LINK_MODE_PARAMS(400000, CR8, Full),
351 __DEFINE_SPECIAL_MODE_PARAMS(FEC_LLRS),
352 __DEFINE_LINK_MODE_PARAMS(100000, KR, Full),
353 __DEFINE_LINK_MODE_PARAMS(100000, SR, Full),
354 __DEFINE_LINK_MODE_PARAMS(100000, LR_ER_FR, Full),
355 __DEFINE_LINK_MODE_PARAMS(100000, DR, Full),
356 __DEFINE_LINK_MODE_PARAMS(100000, CR, Full),
357 __DEFINE_LINK_MODE_PARAMS(200000, KR2, Full),
358 __DEFINE_LINK_MODE_PARAMS(200000, SR2, Full),
359 __DEFINE_LINK_MODE_PARAMS(200000, LR2_ER2_FR2, Full),
360 __DEFINE_LINK_MODE_PARAMS(200000, DR2, Full),
361 __DEFINE_LINK_MODE_PARAMS(200000, CR2, Full),
362 __DEFINE_LINK_MODE_PARAMS(400000, KR4, Full),
363 __DEFINE_LINK_MODE_PARAMS(400000, SR4, Full),
364 __DEFINE_LINK_MODE_PARAMS(400000, LR4_ER4_FR4, Full),
365 __DEFINE_LINK_MODE_PARAMS(400000, DR4, Full),
366 __DEFINE_LINK_MODE_PARAMS(400000, CR4, Full),
367 __DEFINE_LINK_MODE_PARAMS(100, FX, Half),
368 __DEFINE_LINK_MODE_PARAMS(100, FX, Full),
369 __DEFINE_LINK_MODE_PARAMS(10, T1L, Full),
370 __DEFINE_LINK_MODE_PARAMS(800000, CR8, Full),
371 __DEFINE_LINK_MODE_PARAMS(800000, KR8, Full),
372 __DEFINE_LINK_MODE_PARAMS(800000, DR8, Full),
373 __DEFINE_LINK_MODE_PARAMS(800000, DR8_2, Full),
374 __DEFINE_LINK_MODE_PARAMS(800000, SR8, Full),
375 __DEFINE_LINK_MODE_PARAMS(800000, VR8, Full),
376 __DEFINE_LINK_MODE_PARAMS(10, T1S, Full),
377 __DEFINE_LINK_MODE_PARAMS(10, T1S, Half),
378 __DEFINE_LINK_MODE_PARAMS(10, T1S_P2MP, Half),
379 __DEFINE_LINK_MODE_PARAMS(10, T1BRR, Full),
380 };
381 static_assert(ARRAY_SIZE(link_mode_params) == __ETHTOOL_LINK_MODE_MASK_NBITS);
382
383 const char netif_msg_class_names[][ETH_GSTRING_LEN] = {
384 [NETIF_MSG_DRV_BIT] = "drv",
385 [NETIF_MSG_PROBE_BIT] = "probe",
386 [NETIF_MSG_LINK_BIT] = "link",
387 [NETIF_MSG_TIMER_BIT] = "timer",
388 [NETIF_MSG_IFDOWN_BIT] = "ifdown",
389 [NETIF_MSG_IFUP_BIT] = "ifup",
390 [NETIF_MSG_RX_ERR_BIT] = "rx_err",
391 [NETIF_MSG_TX_ERR_BIT] = "tx_err",
392 [NETIF_MSG_TX_QUEUED_BIT] = "tx_queued",
393 [NETIF_MSG_INTR_BIT] = "intr",
394 [NETIF_MSG_TX_DONE_BIT] = "tx_done",
395 [NETIF_MSG_RX_STATUS_BIT] = "rx_status",
396 [NETIF_MSG_PKTDATA_BIT] = "pktdata",
397 [NETIF_MSG_HW_BIT] = "hw",
398 [NETIF_MSG_WOL_BIT] = "wol",
399 };
400 static_assert(ARRAY_SIZE(netif_msg_class_names) == NETIF_MSG_CLASS_COUNT);
401
402 const char wol_mode_names[][ETH_GSTRING_LEN] = {
403 [const_ilog2(WAKE_PHY)] = "phy",
404 [const_ilog2(WAKE_UCAST)] = "ucast",
405 [const_ilog2(WAKE_MCAST)] = "mcast",
406 [const_ilog2(WAKE_BCAST)] = "bcast",
407 [const_ilog2(WAKE_ARP)] = "arp",
408 [const_ilog2(WAKE_MAGIC)] = "magic",
409 [const_ilog2(WAKE_MAGICSECURE)] = "magicsecure",
410 [const_ilog2(WAKE_FILTER)] = "filter",
411 };
412 static_assert(ARRAY_SIZE(wol_mode_names) == WOL_MODE_COUNT);
413
414 const char sof_timestamping_names[][ETH_GSTRING_LEN] = {
415 [const_ilog2(SOF_TIMESTAMPING_TX_HARDWARE)] = "hardware-transmit",
416 [const_ilog2(SOF_TIMESTAMPING_TX_SOFTWARE)] = "software-transmit",
417 [const_ilog2(SOF_TIMESTAMPING_RX_HARDWARE)] = "hardware-receive",
418 [const_ilog2(SOF_TIMESTAMPING_RX_SOFTWARE)] = "software-receive",
419 [const_ilog2(SOF_TIMESTAMPING_SOFTWARE)] = "software-system-clock",
420 [const_ilog2(SOF_TIMESTAMPING_SYS_HARDWARE)] = "hardware-legacy-clock",
421 [const_ilog2(SOF_TIMESTAMPING_RAW_HARDWARE)] = "hardware-raw-clock",
422 [const_ilog2(SOF_TIMESTAMPING_OPT_ID)] = "option-id",
423 [const_ilog2(SOF_TIMESTAMPING_TX_SCHED)] = "sched-transmit",
424 [const_ilog2(SOF_TIMESTAMPING_TX_ACK)] = "ack-transmit",
425 [const_ilog2(SOF_TIMESTAMPING_OPT_CMSG)] = "option-cmsg",
426 [const_ilog2(SOF_TIMESTAMPING_OPT_TSONLY)] = "option-tsonly",
427 [const_ilog2(SOF_TIMESTAMPING_OPT_STATS)] = "option-stats",
428 [const_ilog2(SOF_TIMESTAMPING_OPT_PKTINFO)] = "option-pktinfo",
429 [const_ilog2(SOF_TIMESTAMPING_OPT_TX_SWHW)] = "option-tx-swhw",
430 [const_ilog2(SOF_TIMESTAMPING_BIND_PHC)] = "bind-phc",
431 [const_ilog2(SOF_TIMESTAMPING_OPT_ID_TCP)] = "option-id-tcp",
432 };
433 static_assert(ARRAY_SIZE(sof_timestamping_names) == __SOF_TIMESTAMPING_CNT);
434
435 const char ts_tx_type_names[][ETH_GSTRING_LEN] = {
436 [HWTSTAMP_TX_OFF] = "off",
437 [HWTSTAMP_TX_ON] = "on",
438 [HWTSTAMP_TX_ONESTEP_SYNC] = "onestep-sync",
439 [HWTSTAMP_TX_ONESTEP_P2P] = "onestep-p2p",
440 };
441 static_assert(ARRAY_SIZE(ts_tx_type_names) == __HWTSTAMP_TX_CNT);
442
443 const char ts_rx_filter_names[][ETH_GSTRING_LEN] = {
444 [HWTSTAMP_FILTER_NONE] = "none",
445 [HWTSTAMP_FILTER_ALL] = "all",
446 [HWTSTAMP_FILTER_SOME] = "some",
447 [HWTSTAMP_FILTER_PTP_V1_L4_EVENT] = "ptpv1-l4-event",
448 [HWTSTAMP_FILTER_PTP_V1_L4_SYNC] = "ptpv1-l4-sync",
449 [HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ] = "ptpv1-l4-delay-req",
450 [HWTSTAMP_FILTER_PTP_V2_L4_EVENT] = "ptpv2-l4-event",
451 [HWTSTAMP_FILTER_PTP_V2_L4_SYNC] = "ptpv2-l4-sync",
452 [HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ] = "ptpv2-l4-delay-req",
453 [HWTSTAMP_FILTER_PTP_V2_L2_EVENT] = "ptpv2-l2-event",
454 [HWTSTAMP_FILTER_PTP_V2_L2_SYNC] = "ptpv2-l2-sync",
455 [HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ] = "ptpv2-l2-delay-req",
456 [HWTSTAMP_FILTER_PTP_V2_EVENT] = "ptpv2-event",
457 [HWTSTAMP_FILTER_PTP_V2_SYNC] = "ptpv2-sync",
458 [HWTSTAMP_FILTER_PTP_V2_DELAY_REQ] = "ptpv2-delay-req",
459 [HWTSTAMP_FILTER_NTP_ALL] = "ntp-all",
460 };
461 static_assert(ARRAY_SIZE(ts_rx_filter_names) == __HWTSTAMP_FILTER_CNT);
462
463 const char udp_tunnel_type_names[][ETH_GSTRING_LEN] = {
464 [ETHTOOL_UDP_TUNNEL_TYPE_VXLAN] = "vxlan",
465 [ETHTOOL_UDP_TUNNEL_TYPE_GENEVE] = "geneve",
466 [ETHTOOL_UDP_TUNNEL_TYPE_VXLAN_GPE] = "vxlan-gpe",
467 };
468 static_assert(ARRAY_SIZE(udp_tunnel_type_names) ==
469 __ETHTOOL_UDP_TUNNEL_TYPE_CNT);
470
471 /* return false if legacy contained non-0 deprecated fields
472 * maxtxpkt/maxrxpkt. rest of ksettings always updated
473 */
474 bool
475 convert_legacy_settings_to_link_ksettings(
476 struct ethtool_link_ksettings *link_ksettings,
477 const struct ethtool_cmd *legacy_settings)
478 {
479 bool retval = true;
480
481 memset(link_ksettings, 0, sizeof(*link_ksettings));
482
483 /* This is used to tell users that driver is still using these
484 * deprecated legacy fields, and they should not use
485 * %ETHTOOL_GLINKSETTINGS/%ETHTOOL_SLINKSETTINGS
486 */
487 if (legacy_settings->maxtxpkt ||
488 legacy_settings->maxrxpkt)
489 retval = false;
490
491 ethtool_convert_legacy_u32_to_link_mode(
492 link_ksettings->link_modes.supported,
493 legacy_settings->supported);
494 ethtool_convert_legacy_u32_to_link_mode(
495 link_ksettings->link_modes.advertising,
496 legacy_settings->advertising);
497 ethtool_convert_legacy_u32_to_link_mode(
498 link_ksettings->link_modes.lp_advertising,
499 legacy_settings->lp_advertising);
500 link_ksettings->base.speed
501 = ethtool_cmd_speed(legacy_settings);
502 link_ksettings->base.duplex
503 = legacy_settings->duplex;
504 link_ksettings->base.port
505 = legacy_settings->port;
506 link_ksettings->base.phy_address
507 = legacy_settings->phy_address;
508 link_ksettings->base.autoneg
509 = legacy_settings->autoneg;
510 link_ksettings->base.mdio_support
511 = legacy_settings->mdio_support;
512 link_ksettings->base.eth_tp_mdix
513 = legacy_settings->eth_tp_mdix;
514 link_ksettings->base.eth_tp_mdix_ctrl
515 = legacy_settings->eth_tp_mdix_ctrl;
516 return retval;
517 }
518
519 int __ethtool_get_link(struct net_device *dev)
520 {
521 if (!dev->ethtool_ops->get_link)
522 return -EOPNOTSUPP;
523
524 return netif_running(dev) && dev->ethtool_ops->get_link(dev);
525 }
526
527 static int ethtool_get_rxnfc_rule_count(struct net_device *dev)
528 {
529 const struct ethtool_ops *ops = dev->ethtool_ops;
530 struct ethtool_rxnfc info = {
531 .cmd = ETHTOOL_GRXCLSRLCNT,
532 };
533 int err;
534
535 err = ops->get_rxnfc(dev, &info, NULL);
536 if (err)
537 return err;
538
539 return info.rule_cnt;
540 }
541
542 int ethtool_get_max_rxnfc_channel(struct net_device *dev, u64 *max)
543 {
544 const struct ethtool_ops *ops = dev->ethtool_ops;
545 struct ethtool_rxnfc *info;
546 int err, i, rule_cnt;
547 u64 max_ring = 0;
548
549 if (!ops->get_rxnfc)
550 return -EOPNOTSUPP;
551
552 rule_cnt = ethtool_get_rxnfc_rule_count(dev);
553 if (rule_cnt <= 0)
554 return -EINVAL;
555
556 info = kvzalloc(struct_size(info, rule_locs, rule_cnt), GFP_KERNEL);
557 if (!info)
558 return -ENOMEM;
559
560 info->cmd = ETHTOOL_GRXCLSRLALL;
561 info->rule_cnt = rule_cnt;
562 err = ops->get_rxnfc(dev, info, info->rule_locs);
563 if (err)
564 goto err_free_info;
565
566 for (i = 0; i < rule_cnt; i++) {
567 struct ethtool_rxnfc rule_info = {
568 .cmd = ETHTOOL_GRXCLSRULE,
569 .fs.location = info->rule_locs[i],
570 };
571
572 err = ops->get_rxnfc(dev, &rule_info, NULL);
573 if (err)
574 goto err_free_info;
575
576 if (rule_info.fs.ring_cookie != RX_CLS_FLOW_DISC &&
577 rule_info.fs.ring_cookie != RX_CLS_FLOW_WAKE &&
578 !(rule_info.flow_type & FLOW_RSS) &&
579 !ethtool_get_flow_spec_ring_vf(rule_info.fs.ring_cookie))
580 max_ring =
581 max_t(u64, max_ring, rule_info.fs.ring_cookie);
582 }
583
584 kvfree(info);
585 *max = max_ring;
586 return 0;
587
588 err_free_info:
589 kvfree(info);
590 return err;
591 }
592
593 static u32 ethtool_get_max_rss_ctx_channel(struct net_device *dev)
594 {
595 struct ethtool_rxfh_context *ctx;
596 unsigned long context;
597 u32 max_ring = 0;
598
599 mutex_lock(&dev->ethtool->rss_lock);
600 xa_for_each(&dev->ethtool->rss_ctx, context, ctx) {
601 u32 i, *tbl;
602
603 tbl = ethtool_rxfh_context_indir(ctx);
604 for (i = 0; i < ctx->indir_size; i++)
605 max_ring = max(max_ring, tbl[i]);
606 }
607 mutex_unlock(&dev->ethtool->rss_lock);
608
609 return max_ring;
610 }
611
612 u32 ethtool_get_max_rxfh_channel(struct net_device *dev)
613 {
614 struct ethtool_rxfh_param rxfh = {};
615 u32 dev_size, current_max;
616 int ret;
617
618 /* While we do track whether RSS context has an indirection
619 * table explicitly set by the user, no driver looks at that bit.
620 * Assume drivers won't auto-regenerate the additional tables,
621 * to be safe.
622 */
623 current_max = ethtool_get_max_rss_ctx_channel(dev);
624
625 if (!netif_is_rxfh_configured(dev))
626 return current_max;
627
628 if (!dev->ethtool_ops->get_rxfh_indir_size ||
629 !dev->ethtool_ops->get_rxfh)
630 return current_max;
631 dev_size = dev->ethtool_ops->get_rxfh_indir_size(dev);
632 if (dev_size == 0)
633 return current_max;
634
635 rxfh.indir = kcalloc(dev_size, sizeof(rxfh.indir[0]), GFP_USER);
636 if (!rxfh.indir)
637 return U32_MAX;
638
639 ret = dev->ethtool_ops->get_rxfh(dev, &rxfh);
640 if (ret) {
641 current_max = U32_MAX;
642 goto out_free;
643 }
644
645 while (dev_size--)
646 current_max = max(current_max, rxfh.indir[dev_size]);
647
648 out_free:
649 kfree(rxfh.indir);
650 return current_max;
651 }
652
653 int ethtool_check_ops(const struct ethtool_ops *ops)
654 {
655 if (WARN_ON(ops->set_coalesce && !ops->supported_coalesce_params))
656 return -EINVAL;
657 /* NOTE: sufficiently insane drivers may swap ethtool_ops at runtime,
658 * the fact that ops are checked at registration time does not
659 * mean the ops attached to a netdev later on are sane.
660 */
661 return 0;
662 }
663
664 int __ethtool_get_ts_info(struct net_device *dev, struct kernel_ethtool_ts_info *info)
665 {
666 const struct ethtool_ops *ops = dev->ethtool_ops;
667 struct phy_device *phydev = dev->phydev;
668
669 memset(info, 0, sizeof(*info));
670 info->cmd = ETHTOOL_GET_TS_INFO;
671
672 if (phy_is_default_hwtstamp(phydev) && phy_has_tsinfo(phydev))
673 return phy_ts_info(phydev, info);
674 if (ops->get_ts_info)
675 return ops->get_ts_info(dev, info);
676
677 info->so_timestamping = SOF_TIMESTAMPING_RX_SOFTWARE |
678 SOF_TIMESTAMPING_SOFTWARE;
679 info->phc_index = -1;
680
681 return 0;
682 }
683
684 int ethtool_get_phc_vclocks(struct net_device *dev, int **vclock_index)
685 {
686 struct kernel_ethtool_ts_info info = { };
687 int num = 0;
688
689 if (!__ethtool_get_ts_info(dev, &info))
690 num = ptp_get_vclocks_index(info.phc_index, vclock_index);
691
692 return num;
693 }
694 EXPORT_SYMBOL(ethtool_get_phc_vclocks);
695
696 int ethtool_get_ts_info_by_layer(struct net_device *dev, struct kernel_ethtool_ts_info *info)
697 {
698 return __ethtool_get_ts_info(dev, info);
699 }
700 EXPORT_SYMBOL(ethtool_get_ts_info_by_layer);
701
702 const struct ethtool_phy_ops *ethtool_phy_ops;
703
704 void ethtool_set_ethtool_phy_ops(const struct ethtool_phy_ops *ops)
705 {
706 ASSERT_RTNL();
707 ethtool_phy_ops = ops;
708 }
709 EXPORT_SYMBOL_GPL(ethtool_set_ethtool_phy_ops);
710
711 void
712 ethtool_params_from_link_mode(struct ethtool_link_ksettings *link_ksettings,
713 enum ethtool_link_mode_bit_indices link_mode)
714 {
715 const struct link_mode_info *link_info;
716
717 if (WARN_ON_ONCE(link_mode >= __ETHTOOL_LINK_MODE_MASK_NBITS))
718 return;
719
720 link_info = &link_mode_params[link_mode];
721 link_ksettings->base.speed = link_info->speed;
722 link_ksettings->lanes = link_info->lanes;
723 link_ksettings->base.duplex = link_info->duplex;
724 }
725 EXPORT_SYMBOL_GPL(ethtool_params_from_link_mode);
726
727 /**
728 * ethtool_forced_speed_maps_init
729 * @maps: Pointer to an array of Ethtool forced speed map
730 * @size: Array size
731 *
732 * Initialize an array of Ethtool forced speed map to Ethtool link modes. This
733 * should be called during driver module init.
734 */
735 void
736 ethtool_forced_speed_maps_init(struct ethtool_forced_speed_map *maps, u32 size)
737 {
738 for (u32 i = 0; i < size; i++) {
739 struct ethtool_forced_speed_map *map = &maps[i];
740
741 linkmode_set_bit_array(map->cap_arr, map->arr_size, map->caps);
742 map->cap_arr = NULL;
743 map->arr_size = 0;
744 }
745 }
746 EXPORT_SYMBOL_GPL(ethtool_forced_speed_maps_init);
747
748 void ethtool_rxfh_context_lost(struct net_device *dev, u32 context_id)
749 {
750 struct ethtool_rxfh_context *ctx;
751
752 WARN_ONCE(!rtnl_is_locked() &&
753 !lockdep_is_held_type(&dev->ethtool->rss_lock, -1),
754 "RSS context lock assertion failed\n");
755
756 netdev_err(dev, "device error, RSS context %d lost\n", context_id);
757 ctx = xa_erase(&dev->ethtool->rss_ctx, context_id);
758 kfree(ctx);
759 }
760 EXPORT_SYMBOL(ethtool_rxfh_context_lost);
761
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