2 * net/core/ethtool.c - Ethtool ioctl handler
3 * Copyright (c) 2003 Matthew Wilcox <matthew@wil.cx>
5 * This file is where we call all the ethtool_ops commands to get
6 * the information ethtool needs.
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
14 #include <linux/module.h>
15 #include <linux/types.h>
16 #include <linux/capability.h>
17 #include <linux/errno.h>
18 #include <linux/ethtool.h>
19 #include <linux/netdevice.h>
20 #include <linux/net_tstamp.h>
21 #include <linux/phy.h>
22 #include <linux/bitops.h>
23 #include <linux/uaccess.h>
24 #include <linux/vmalloc.h>
25 #include <linux/slab.h>
26 #include <linux/rtnetlink.h>
27 #include <linux/sched.h>
30 * Some useful ethtool_ops methods that're device independent.
31 * If we find that all drivers want to do the same thing here,
32 * we can turn these into dev_() function calls.
35 u32
ethtool_op_get_link(struct net_device
*dev
)
37 return netif_carrier_ok(dev
) ? 1 : 0;
39 EXPORT_SYMBOL(ethtool_op_get_link
);
41 int ethtool_op_get_ts_info(struct net_device
*dev
, struct ethtool_ts_info
*info
)
43 info
->so_timestamping
=
44 SOF_TIMESTAMPING_TX_SOFTWARE
|
45 SOF_TIMESTAMPING_RX_SOFTWARE
|
46 SOF_TIMESTAMPING_SOFTWARE
;
50 EXPORT_SYMBOL(ethtool_op_get_ts_info
);
52 /* Handlers for each ethtool command */
54 #define ETHTOOL_DEV_FEATURE_WORDS ((NETDEV_FEATURE_COUNT + 31) / 32)
56 static const char netdev_features_strings
[NETDEV_FEATURE_COUNT
][ETH_GSTRING_LEN
] = {
57 [NETIF_F_SG_BIT
] = "tx-scatter-gather",
58 [NETIF_F_IP_CSUM_BIT
] = "tx-checksum-ipv4",
59 [NETIF_F_HW_CSUM_BIT
] = "tx-checksum-ip-generic",
60 [NETIF_F_IPV6_CSUM_BIT
] = "tx-checksum-ipv6",
61 [NETIF_F_HIGHDMA_BIT
] = "highdma",
62 [NETIF_F_FRAGLIST_BIT
] = "tx-scatter-gather-fraglist",
63 [NETIF_F_HW_VLAN_CTAG_TX_BIT
] = "tx-vlan-ctag-hw-insert",
65 [NETIF_F_HW_VLAN_CTAG_RX_BIT
] = "rx-vlan-ctag-hw-parse",
66 [NETIF_F_HW_VLAN_CTAG_FILTER_BIT
] = "rx-vlan-ctag-filter",
67 [NETIF_F_VLAN_CHALLENGED_BIT
] = "vlan-challenged",
68 [NETIF_F_GSO_BIT
] = "tx-generic-segmentation",
69 [NETIF_F_LLTX_BIT
] = "tx-lockless",
70 [NETIF_F_NETNS_LOCAL_BIT
] = "netns-local",
71 [NETIF_F_GRO_BIT
] = "rx-gro",
72 [NETIF_F_LRO_BIT
] = "rx-lro",
74 [NETIF_F_TSO_BIT
] = "tx-tcp-segmentation",
75 [NETIF_F_UFO_BIT
] = "tx-udp-fragmentation",
76 [NETIF_F_GSO_ROBUST_BIT
] = "tx-gso-robust",
77 [NETIF_F_TSO_ECN_BIT
] = "tx-tcp-ecn-segmentation",
78 [NETIF_F_TSO6_BIT
] = "tx-tcp6-segmentation",
79 [NETIF_F_FSO_BIT
] = "tx-fcoe-segmentation",
80 [NETIF_F_GSO_GRE_BIT
] = "tx-gre-segmentation",
81 [NETIF_F_GSO_UDP_TUNNEL_BIT
] = "tx-udp_tnl-segmentation",
83 [NETIF_F_FCOE_CRC_BIT
] = "tx-checksum-fcoe-crc",
84 [NETIF_F_SCTP_CSUM_BIT
] = "tx-checksum-sctp",
85 [NETIF_F_FCOE_MTU_BIT
] = "fcoe-mtu",
86 [NETIF_F_NTUPLE_BIT
] = "rx-ntuple-filter",
87 [NETIF_F_RXHASH_BIT
] = "rx-hashing",
88 [NETIF_F_RXCSUM_BIT
] = "rx-checksum",
89 [NETIF_F_NOCACHE_COPY_BIT
] = "tx-nocache-copy",
90 [NETIF_F_LOOPBACK_BIT
] = "loopback",
91 [NETIF_F_RXFCS_BIT
] = "rx-fcs",
92 [NETIF_F_RXALL_BIT
] = "rx-all",
95 static int ethtool_get_features(struct net_device
*dev
, void __user
*useraddr
)
97 struct ethtool_gfeatures cmd
= {
98 .cmd
= ETHTOOL_GFEATURES
,
99 .size
= ETHTOOL_DEV_FEATURE_WORDS
,
101 struct ethtool_get_features_block features
[ETHTOOL_DEV_FEATURE_WORDS
];
102 u32 __user
*sizeaddr
;
106 /* in case feature bits run out again */
107 BUILD_BUG_ON(ETHTOOL_DEV_FEATURE_WORDS
* sizeof(u32
) > sizeof(netdev_features_t
));
109 for (i
= 0; i
< ETHTOOL_DEV_FEATURE_WORDS
; ++i
) {
110 features
[i
].available
= (u32
)(dev
->hw_features
>> (32 * i
));
111 features
[i
].requested
= (u32
)(dev
->wanted_features
>> (32 * i
));
112 features
[i
].active
= (u32
)(dev
->features
>> (32 * i
));
113 features
[i
].never_changed
=
114 (u32
)(NETIF_F_NEVER_CHANGE
>> (32 * i
));
117 sizeaddr
= useraddr
+ offsetof(struct ethtool_gfeatures
, size
);
118 if (get_user(copy_size
, sizeaddr
))
121 if (copy_size
> ETHTOOL_DEV_FEATURE_WORDS
)
122 copy_size
= ETHTOOL_DEV_FEATURE_WORDS
;
124 if (copy_to_user(useraddr
, &cmd
, sizeof(cmd
)))
126 useraddr
+= sizeof(cmd
);
127 if (copy_to_user(useraddr
, features
, copy_size
* sizeof(*features
)))
133 static int ethtool_set_features(struct net_device
*dev
, void __user
*useraddr
)
135 struct ethtool_sfeatures cmd
;
136 struct ethtool_set_features_block features
[ETHTOOL_DEV_FEATURE_WORDS
];
137 netdev_features_t wanted
= 0, valid
= 0;
140 if (copy_from_user(&cmd
, useraddr
, sizeof(cmd
)))
142 useraddr
+= sizeof(cmd
);
144 if (cmd
.size
!= ETHTOOL_DEV_FEATURE_WORDS
)
147 if (copy_from_user(features
, useraddr
, sizeof(features
)))
150 for (i
= 0; i
< ETHTOOL_DEV_FEATURE_WORDS
; ++i
) {
151 valid
|= (netdev_features_t
)features
[i
].valid
<< (32 * i
);
152 wanted
|= (netdev_features_t
)features
[i
].requested
<< (32 * i
);
155 if (valid
& ~NETIF_F_ETHTOOL_BITS
)
158 if (valid
& ~dev
->hw_features
) {
159 valid
&= dev
->hw_features
;
160 ret
|= ETHTOOL_F_UNSUPPORTED
;
163 dev
->wanted_features
&= ~valid
;
164 dev
->wanted_features
|= wanted
& valid
;
165 __netdev_update_features(dev
);
167 if ((dev
->wanted_features
^ dev
->features
) & valid
)
168 ret
|= ETHTOOL_F_WISH
;
173 static int __ethtool_get_sset_count(struct net_device
*dev
, int sset
)
175 const struct ethtool_ops
*ops
= dev
->ethtool_ops
;
177 if (sset
== ETH_SS_FEATURES
)
178 return ARRAY_SIZE(netdev_features_strings
);
180 if (ops
->get_sset_count
&& ops
->get_strings
)
181 return ops
->get_sset_count(dev
, sset
);
186 static void __ethtool_get_strings(struct net_device
*dev
,
187 u32 stringset
, u8
*data
)
189 const struct ethtool_ops
*ops
= dev
->ethtool_ops
;
191 if (stringset
== ETH_SS_FEATURES
)
192 memcpy(data
, netdev_features_strings
,
193 sizeof(netdev_features_strings
));
195 /* ops->get_strings is valid because checked earlier */
196 ops
->get_strings(dev
, stringset
, data
);
199 static netdev_features_t
ethtool_get_feature_mask(u32 eth_cmd
)
201 /* feature masks of legacy discrete ethtool ops */
204 case ETHTOOL_GTXCSUM
:
205 case ETHTOOL_STXCSUM
:
206 return NETIF_F_ALL_CSUM
| NETIF_F_SCTP_CSUM
;
207 case ETHTOOL_GRXCSUM
:
208 case ETHTOOL_SRXCSUM
:
209 return NETIF_F_RXCSUM
;
215 return NETIF_F_ALL_TSO
;
230 static int ethtool_get_one_feature(struct net_device
*dev
,
231 char __user
*useraddr
, u32 ethcmd
)
233 netdev_features_t mask
= ethtool_get_feature_mask(ethcmd
);
234 struct ethtool_value edata
= {
236 .data
= !!(dev
->features
& mask
),
239 if (copy_to_user(useraddr
, &edata
, sizeof(edata
)))
244 static int ethtool_set_one_feature(struct net_device
*dev
,
245 void __user
*useraddr
, u32 ethcmd
)
247 struct ethtool_value edata
;
248 netdev_features_t mask
;
250 if (copy_from_user(&edata
, useraddr
, sizeof(edata
)))
253 mask
= ethtool_get_feature_mask(ethcmd
);
254 mask
&= dev
->hw_features
;
259 dev
->wanted_features
|= mask
;
261 dev
->wanted_features
&= ~mask
;
263 __netdev_update_features(dev
);
268 #define ETH_ALL_FLAGS (ETH_FLAG_LRO | ETH_FLAG_RXVLAN | ETH_FLAG_TXVLAN | \
269 ETH_FLAG_NTUPLE | ETH_FLAG_RXHASH)
270 #define ETH_ALL_FEATURES (NETIF_F_LRO | NETIF_F_HW_VLAN_CTAG_RX | \
271 NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_NTUPLE | \
274 static u32
__ethtool_get_flags(struct net_device
*dev
)
278 if (dev
->features
& NETIF_F_LRO
) flags
|= ETH_FLAG_LRO
;
279 if (dev
->features
& NETIF_F_HW_VLAN_CTAG_RX
) flags
|= ETH_FLAG_RXVLAN
;
280 if (dev
->features
& NETIF_F_HW_VLAN_CTAG_TX
) flags
|= ETH_FLAG_TXVLAN
;
281 if (dev
->features
& NETIF_F_NTUPLE
) flags
|= ETH_FLAG_NTUPLE
;
282 if (dev
->features
& NETIF_F_RXHASH
) flags
|= ETH_FLAG_RXHASH
;
287 static int __ethtool_set_flags(struct net_device
*dev
, u32 data
)
289 netdev_features_t features
= 0, changed
;
291 if (data
& ~ETH_ALL_FLAGS
)
294 if (data
& ETH_FLAG_LRO
) features
|= NETIF_F_LRO
;
295 if (data
& ETH_FLAG_RXVLAN
) features
|= NETIF_F_HW_VLAN_CTAG_RX
;
296 if (data
& ETH_FLAG_TXVLAN
) features
|= NETIF_F_HW_VLAN_CTAG_TX
;
297 if (data
& ETH_FLAG_NTUPLE
) features
|= NETIF_F_NTUPLE
;
298 if (data
& ETH_FLAG_RXHASH
) features
|= NETIF_F_RXHASH
;
300 /* allow changing only bits set in hw_features */
301 changed
= (features
^ dev
->features
) & ETH_ALL_FEATURES
;
302 if (changed
& ~dev
->hw_features
)
303 return (changed
& dev
->hw_features
) ? -EINVAL
: -EOPNOTSUPP
;
305 dev
->wanted_features
=
306 (dev
->wanted_features
& ~changed
) | (features
& changed
);
308 __netdev_update_features(dev
);
313 int __ethtool_get_settings(struct net_device
*dev
, struct ethtool_cmd
*cmd
)
317 if (!dev
->ethtool_ops
->get_settings
)
320 memset(cmd
, 0, sizeof(struct ethtool_cmd
));
321 cmd
->cmd
= ETHTOOL_GSET
;
322 return dev
->ethtool_ops
->get_settings(dev
, cmd
);
324 EXPORT_SYMBOL(__ethtool_get_settings
);
326 static int ethtool_get_settings(struct net_device
*dev
, void __user
*useraddr
)
329 struct ethtool_cmd cmd
;
331 err
= __ethtool_get_settings(dev
, &cmd
);
335 if (copy_to_user(useraddr
, &cmd
, sizeof(cmd
)))
340 static int ethtool_set_settings(struct net_device
*dev
, void __user
*useraddr
)
342 struct ethtool_cmd cmd
;
344 if (!dev
->ethtool_ops
->set_settings
)
347 if (copy_from_user(&cmd
, useraddr
, sizeof(cmd
)))
350 return dev
->ethtool_ops
->set_settings(dev
, &cmd
);
353 static noinline_for_stack
int ethtool_get_drvinfo(struct net_device
*dev
,
354 void __user
*useraddr
)
356 struct ethtool_drvinfo info
;
357 const struct ethtool_ops
*ops
= dev
->ethtool_ops
;
359 memset(&info
, 0, sizeof(info
));
360 info
.cmd
= ETHTOOL_GDRVINFO
;
361 if (ops
->get_drvinfo
) {
362 ops
->get_drvinfo(dev
, &info
);
363 } else if (dev
->dev
.parent
&& dev
->dev
.parent
->driver
) {
364 strlcpy(info
.bus_info
, dev_name(dev
->dev
.parent
),
365 sizeof(info
.bus_info
));
366 strlcpy(info
.driver
, dev
->dev
.parent
->driver
->name
,
367 sizeof(info
.driver
));
373 * this method of obtaining string set info is deprecated;
374 * Use ETHTOOL_GSSET_INFO instead.
376 if (ops
->get_sset_count
) {
379 rc
= ops
->get_sset_count(dev
, ETH_SS_TEST
);
381 info
.testinfo_len
= rc
;
382 rc
= ops
->get_sset_count(dev
, ETH_SS_STATS
);
385 rc
= ops
->get_sset_count(dev
, ETH_SS_PRIV_FLAGS
);
387 info
.n_priv_flags
= rc
;
389 if (ops
->get_regs_len
)
390 info
.regdump_len
= ops
->get_regs_len(dev
);
391 if (ops
->get_eeprom_len
)
392 info
.eedump_len
= ops
->get_eeprom_len(dev
);
394 if (copy_to_user(useraddr
, &info
, sizeof(info
)))
399 static noinline_for_stack
int ethtool_get_sset_info(struct net_device
*dev
,
400 void __user
*useraddr
)
402 struct ethtool_sset_info info
;
404 int i
, idx
= 0, n_bits
= 0, ret
, rc
;
405 u32
*info_buf
= NULL
;
407 if (copy_from_user(&info
, useraddr
, sizeof(info
)))
410 /* store copy of mask, because we zero struct later on */
411 sset_mask
= info
.sset_mask
;
415 /* calculate size of return buffer */
416 n_bits
= hweight64(sset_mask
);
418 memset(&info
, 0, sizeof(info
));
419 info
.cmd
= ETHTOOL_GSSET_INFO
;
421 info_buf
= kzalloc(n_bits
* sizeof(u32
), GFP_USER
);
426 * fill return buffer based on input bitmask and successful
427 * get_sset_count return
429 for (i
= 0; i
< 64; i
++) {
430 if (!(sset_mask
& (1ULL << i
)))
433 rc
= __ethtool_get_sset_count(dev
, i
);
435 info
.sset_mask
|= (1ULL << i
);
436 info_buf
[idx
++] = rc
;
441 if (copy_to_user(useraddr
, &info
, sizeof(info
)))
444 useraddr
+= offsetof(struct ethtool_sset_info
, data
);
445 if (copy_to_user(useraddr
, info_buf
, idx
* sizeof(u32
)))
455 static noinline_for_stack
int ethtool_set_rxnfc(struct net_device
*dev
,
456 u32 cmd
, void __user
*useraddr
)
458 struct ethtool_rxnfc info
;
459 size_t info_size
= sizeof(info
);
462 if (!dev
->ethtool_ops
->set_rxnfc
)
465 /* struct ethtool_rxnfc was originally defined for
466 * ETHTOOL_{G,S}RXFH with only the cmd, flow_type and data
467 * members. User-space might still be using that
469 if (cmd
== ETHTOOL_SRXFH
)
470 info_size
= (offsetof(struct ethtool_rxnfc
, data
) +
473 if (copy_from_user(&info
, useraddr
, info_size
))
476 rc
= dev
->ethtool_ops
->set_rxnfc(dev
, &info
);
480 if (cmd
== ETHTOOL_SRXCLSRLINS
&&
481 copy_to_user(useraddr
, &info
, info_size
))
487 static noinline_for_stack
int ethtool_get_rxnfc(struct net_device
*dev
,
488 u32 cmd
, void __user
*useraddr
)
490 struct ethtool_rxnfc info
;
491 size_t info_size
= sizeof(info
);
492 const struct ethtool_ops
*ops
= dev
->ethtool_ops
;
494 void *rule_buf
= NULL
;
499 /* struct ethtool_rxnfc was originally defined for
500 * ETHTOOL_{G,S}RXFH with only the cmd, flow_type and data
501 * members. User-space might still be using that
503 if (cmd
== ETHTOOL_GRXFH
)
504 info_size
= (offsetof(struct ethtool_rxnfc
, data
) +
507 if (copy_from_user(&info
, useraddr
, info_size
))
510 if (info
.cmd
== ETHTOOL_GRXCLSRLALL
) {
511 if (info
.rule_cnt
> 0) {
512 if (info
.rule_cnt
<= KMALLOC_MAX_SIZE
/ sizeof(u32
))
513 rule_buf
= kzalloc(info
.rule_cnt
* sizeof(u32
),
520 ret
= ops
->get_rxnfc(dev
, &info
, rule_buf
);
525 if (copy_to_user(useraddr
, &info
, info_size
))
529 useraddr
+= offsetof(struct ethtool_rxnfc
, rule_locs
);
530 if (copy_to_user(useraddr
, rule_buf
,
531 info
.rule_cnt
* sizeof(u32
)))
542 static noinline_for_stack
int ethtool_get_rxfh_indir(struct net_device
*dev
,
543 void __user
*useraddr
)
545 u32 user_size
, dev_size
;
549 if (!dev
->ethtool_ops
->get_rxfh_indir_size
||
550 !dev
->ethtool_ops
->get_rxfh_indir
)
552 dev_size
= dev
->ethtool_ops
->get_rxfh_indir_size(dev
);
556 if (copy_from_user(&user_size
,
557 useraddr
+ offsetof(struct ethtool_rxfh_indir
, size
),
561 if (copy_to_user(useraddr
+ offsetof(struct ethtool_rxfh_indir
, size
),
562 &dev_size
, sizeof(dev_size
)))
565 /* If the user buffer size is 0, this is just a query for the
566 * device table size. Otherwise, if it's smaller than the
567 * device table size it's an error.
569 if (user_size
< dev_size
)
570 return user_size
== 0 ? 0 : -EINVAL
;
572 indir
= kcalloc(dev_size
, sizeof(indir
[0]), GFP_USER
);
576 ret
= dev
->ethtool_ops
->get_rxfh_indir(dev
, indir
);
580 if (copy_to_user(useraddr
+
581 offsetof(struct ethtool_rxfh_indir
, ring_index
[0]),
582 indir
, dev_size
* sizeof(indir
[0])))
590 static noinline_for_stack
int ethtool_set_rxfh_indir(struct net_device
*dev
,
591 void __user
*useraddr
)
593 struct ethtool_rxnfc rx_rings
;
594 u32 user_size
, dev_size
, i
;
596 const struct ethtool_ops
*ops
= dev
->ethtool_ops
;
599 if (!ops
->get_rxfh_indir_size
|| !ops
->set_rxfh_indir
||
603 dev_size
= ops
->get_rxfh_indir_size(dev
);
607 if (copy_from_user(&user_size
,
608 useraddr
+ offsetof(struct ethtool_rxfh_indir
, size
),
612 if (user_size
!= 0 && user_size
!= dev_size
)
615 indir
= kcalloc(dev_size
, sizeof(indir
[0]), GFP_USER
);
619 rx_rings
.cmd
= ETHTOOL_GRXRINGS
;
620 ret
= ops
->get_rxnfc(dev
, &rx_rings
, NULL
);
624 if (user_size
== 0) {
625 for (i
= 0; i
< dev_size
; i
++)
626 indir
[i
] = ethtool_rxfh_indir_default(i
, rx_rings
.data
);
628 if (copy_from_user(indir
,
630 offsetof(struct ethtool_rxfh_indir
,
632 dev_size
* sizeof(indir
[0]))) {
637 /* Validate ring indices */
638 for (i
= 0; i
< dev_size
; i
++) {
639 if (indir
[i
] >= rx_rings
.data
) {
646 ret
= ops
->set_rxfh_indir(dev
, indir
);
653 static int ethtool_get_regs(struct net_device
*dev
, char __user
*useraddr
)
655 struct ethtool_regs regs
;
656 const struct ethtool_ops
*ops
= dev
->ethtool_ops
;
660 if (!ops
->get_regs
|| !ops
->get_regs_len
)
663 if (copy_from_user(®s
, useraddr
, sizeof(regs
)))
666 reglen
= ops
->get_regs_len(dev
);
667 if (regs
.len
> reglen
)
670 regbuf
= vzalloc(reglen
);
671 if (reglen
&& !regbuf
)
674 ops
->get_regs(dev
, ®s
, regbuf
);
677 if (copy_to_user(useraddr
, ®s
, sizeof(regs
)))
679 useraddr
+= offsetof(struct ethtool_regs
, data
);
680 if (regbuf
&& copy_to_user(useraddr
, regbuf
, regs
.len
))
689 static int ethtool_reset(struct net_device
*dev
, char __user
*useraddr
)
691 struct ethtool_value reset
;
694 if (!dev
->ethtool_ops
->reset
)
697 if (copy_from_user(&reset
, useraddr
, sizeof(reset
)))
700 ret
= dev
->ethtool_ops
->reset(dev
, &reset
.data
);
704 if (copy_to_user(useraddr
, &reset
, sizeof(reset
)))
709 static int ethtool_get_wol(struct net_device
*dev
, char __user
*useraddr
)
711 struct ethtool_wolinfo wol
= { .cmd
= ETHTOOL_GWOL
};
713 if (!dev
->ethtool_ops
->get_wol
)
716 dev
->ethtool_ops
->get_wol(dev
, &wol
);
718 if (copy_to_user(useraddr
, &wol
, sizeof(wol
)))
723 static int ethtool_set_wol(struct net_device
*dev
, char __user
*useraddr
)
725 struct ethtool_wolinfo wol
;
727 if (!dev
->ethtool_ops
->set_wol
)
730 if (copy_from_user(&wol
, useraddr
, sizeof(wol
)))
733 return dev
->ethtool_ops
->set_wol(dev
, &wol
);
736 static int ethtool_get_eee(struct net_device
*dev
, char __user
*useraddr
)
738 struct ethtool_eee edata
;
741 if (!dev
->ethtool_ops
->get_eee
)
744 memset(&edata
, 0, sizeof(struct ethtool_eee
));
745 edata
.cmd
= ETHTOOL_GEEE
;
746 rc
= dev
->ethtool_ops
->get_eee(dev
, &edata
);
751 if (copy_to_user(useraddr
, &edata
, sizeof(edata
)))
757 static int ethtool_set_eee(struct net_device
*dev
, char __user
*useraddr
)
759 struct ethtool_eee edata
;
761 if (!dev
->ethtool_ops
->set_eee
)
764 if (copy_from_user(&edata
, useraddr
, sizeof(edata
)))
767 return dev
->ethtool_ops
->set_eee(dev
, &edata
);
770 static int ethtool_nway_reset(struct net_device
*dev
)
772 if (!dev
->ethtool_ops
->nway_reset
)
775 return dev
->ethtool_ops
->nway_reset(dev
);
778 static int ethtool_get_link(struct net_device
*dev
, char __user
*useraddr
)
780 struct ethtool_value edata
= { .cmd
= ETHTOOL_GLINK
};
782 if (!dev
->ethtool_ops
->get_link
)
785 edata
.data
= netif_running(dev
) && dev
->ethtool_ops
->get_link(dev
);
787 if (copy_to_user(useraddr
, &edata
, sizeof(edata
)))
792 static int ethtool_get_any_eeprom(struct net_device
*dev
, void __user
*useraddr
,
793 int (*getter
)(struct net_device
*,
794 struct ethtool_eeprom
*, u8
*),
797 struct ethtool_eeprom eeprom
;
798 void __user
*userbuf
= useraddr
+ sizeof(eeprom
);
803 if (copy_from_user(&eeprom
, useraddr
, sizeof(eeprom
)))
806 /* Check for wrap and zero */
807 if (eeprom
.offset
+ eeprom
.len
<= eeprom
.offset
)
810 /* Check for exceeding total eeprom len */
811 if (eeprom
.offset
+ eeprom
.len
> total_len
)
814 data
= kmalloc(PAGE_SIZE
, GFP_USER
);
818 bytes_remaining
= eeprom
.len
;
819 while (bytes_remaining
> 0) {
820 eeprom
.len
= min(bytes_remaining
, (u32
)PAGE_SIZE
);
822 ret
= getter(dev
, &eeprom
, data
);
825 if (copy_to_user(userbuf
, data
, eeprom
.len
)) {
829 userbuf
+= eeprom
.len
;
830 eeprom
.offset
+= eeprom
.len
;
831 bytes_remaining
-= eeprom
.len
;
834 eeprom
.len
= userbuf
- (useraddr
+ sizeof(eeprom
));
835 eeprom
.offset
-= eeprom
.len
;
836 if (copy_to_user(useraddr
, &eeprom
, sizeof(eeprom
)))
843 static int ethtool_get_eeprom(struct net_device
*dev
, void __user
*useraddr
)
845 const struct ethtool_ops
*ops
= dev
->ethtool_ops
;
847 if (!ops
->get_eeprom
|| !ops
->get_eeprom_len
)
850 return ethtool_get_any_eeprom(dev
, useraddr
, ops
->get_eeprom
,
851 ops
->get_eeprom_len(dev
));
854 static int ethtool_set_eeprom(struct net_device
*dev
, void __user
*useraddr
)
856 struct ethtool_eeprom eeprom
;
857 const struct ethtool_ops
*ops
= dev
->ethtool_ops
;
858 void __user
*userbuf
= useraddr
+ sizeof(eeprom
);
863 if (!ops
->set_eeprom
|| !ops
->get_eeprom_len
)
866 if (copy_from_user(&eeprom
, useraddr
, sizeof(eeprom
)))
869 /* Check for wrap and zero */
870 if (eeprom
.offset
+ eeprom
.len
<= eeprom
.offset
)
873 /* Check for exceeding total eeprom len */
874 if (eeprom
.offset
+ eeprom
.len
> ops
->get_eeprom_len(dev
))
877 data
= kmalloc(PAGE_SIZE
, GFP_USER
);
881 bytes_remaining
= eeprom
.len
;
882 while (bytes_remaining
> 0) {
883 eeprom
.len
= min(bytes_remaining
, (u32
)PAGE_SIZE
);
885 if (copy_from_user(data
, userbuf
, eeprom
.len
)) {
889 ret
= ops
->set_eeprom(dev
, &eeprom
, data
);
892 userbuf
+= eeprom
.len
;
893 eeprom
.offset
+= eeprom
.len
;
894 bytes_remaining
-= eeprom
.len
;
901 static noinline_for_stack
int ethtool_get_coalesce(struct net_device
*dev
,
902 void __user
*useraddr
)
904 struct ethtool_coalesce coalesce
= { .cmd
= ETHTOOL_GCOALESCE
};
906 if (!dev
->ethtool_ops
->get_coalesce
)
909 dev
->ethtool_ops
->get_coalesce(dev
, &coalesce
);
911 if (copy_to_user(useraddr
, &coalesce
, sizeof(coalesce
)))
916 static noinline_for_stack
int ethtool_set_coalesce(struct net_device
*dev
,
917 void __user
*useraddr
)
919 struct ethtool_coalesce coalesce
;
921 if (!dev
->ethtool_ops
->set_coalesce
)
924 if (copy_from_user(&coalesce
, useraddr
, sizeof(coalesce
)))
927 return dev
->ethtool_ops
->set_coalesce(dev
, &coalesce
);
930 static int ethtool_get_ringparam(struct net_device
*dev
, void __user
*useraddr
)
932 struct ethtool_ringparam ringparam
= { .cmd
= ETHTOOL_GRINGPARAM
};
934 if (!dev
->ethtool_ops
->get_ringparam
)
937 dev
->ethtool_ops
->get_ringparam(dev
, &ringparam
);
939 if (copy_to_user(useraddr
, &ringparam
, sizeof(ringparam
)))
944 static int ethtool_set_ringparam(struct net_device
*dev
, void __user
*useraddr
)
946 struct ethtool_ringparam ringparam
;
948 if (!dev
->ethtool_ops
->set_ringparam
)
951 if (copy_from_user(&ringparam
, useraddr
, sizeof(ringparam
)))
954 return dev
->ethtool_ops
->set_ringparam(dev
, &ringparam
);
957 static noinline_for_stack
int ethtool_get_channels(struct net_device
*dev
,
958 void __user
*useraddr
)
960 struct ethtool_channels channels
= { .cmd
= ETHTOOL_GCHANNELS
};
962 if (!dev
->ethtool_ops
->get_channels
)
965 dev
->ethtool_ops
->get_channels(dev
, &channels
);
967 if (copy_to_user(useraddr
, &channels
, sizeof(channels
)))
972 static noinline_for_stack
int ethtool_set_channels(struct net_device
*dev
,
973 void __user
*useraddr
)
975 struct ethtool_channels channels
;
977 if (!dev
->ethtool_ops
->set_channels
)
980 if (copy_from_user(&channels
, useraddr
, sizeof(channels
)))
983 return dev
->ethtool_ops
->set_channels(dev
, &channels
);
986 static int ethtool_get_pauseparam(struct net_device
*dev
, void __user
*useraddr
)
988 struct ethtool_pauseparam pauseparam
= { ETHTOOL_GPAUSEPARAM
};
990 if (!dev
->ethtool_ops
->get_pauseparam
)
993 dev
->ethtool_ops
->get_pauseparam(dev
, &pauseparam
);
995 if (copy_to_user(useraddr
, &pauseparam
, sizeof(pauseparam
)))
1000 static int ethtool_set_pauseparam(struct net_device
*dev
, void __user
*useraddr
)
1002 struct ethtool_pauseparam pauseparam
;
1004 if (!dev
->ethtool_ops
->set_pauseparam
)
1007 if (copy_from_user(&pauseparam
, useraddr
, sizeof(pauseparam
)))
1010 return dev
->ethtool_ops
->set_pauseparam(dev
, &pauseparam
);
1013 static int ethtool_self_test(struct net_device
*dev
, char __user
*useraddr
)
1015 struct ethtool_test test
;
1016 const struct ethtool_ops
*ops
= dev
->ethtool_ops
;
1020 if (!ops
->self_test
|| !ops
->get_sset_count
)
1023 test_len
= ops
->get_sset_count(dev
, ETH_SS_TEST
);
1026 WARN_ON(test_len
== 0);
1028 if (copy_from_user(&test
, useraddr
, sizeof(test
)))
1031 test
.len
= test_len
;
1032 data
= kmalloc(test_len
* sizeof(u64
), GFP_USER
);
1036 ops
->self_test(dev
, &test
, data
);
1039 if (copy_to_user(useraddr
, &test
, sizeof(test
)))
1041 useraddr
+= sizeof(test
);
1042 if (copy_to_user(useraddr
, data
, test
.len
* sizeof(u64
)))
1051 static int ethtool_get_strings(struct net_device
*dev
, void __user
*useraddr
)
1053 struct ethtool_gstrings gstrings
;
1057 if (copy_from_user(&gstrings
, useraddr
, sizeof(gstrings
)))
1060 ret
= __ethtool_get_sset_count(dev
, gstrings
.string_set
);
1066 data
= kmalloc(gstrings
.len
* ETH_GSTRING_LEN
, GFP_USER
);
1070 __ethtool_get_strings(dev
, gstrings
.string_set
, data
);
1073 if (copy_to_user(useraddr
, &gstrings
, sizeof(gstrings
)))
1075 useraddr
+= sizeof(gstrings
);
1076 if (copy_to_user(useraddr
, data
, gstrings
.len
* ETH_GSTRING_LEN
))
1085 static int ethtool_phys_id(struct net_device
*dev
, void __user
*useraddr
)
1087 struct ethtool_value id
;
1089 const struct ethtool_ops
*ops
= dev
->ethtool_ops
;
1092 if (!ops
->set_phys_id
)
1098 if (copy_from_user(&id
, useraddr
, sizeof(id
)))
1101 rc
= ops
->set_phys_id(dev
, ETHTOOL_ID_ACTIVE
);
1105 /* Drop the RTNL lock while waiting, but prevent reentry or
1106 * removal of the device.
1113 /* Driver will handle this itself */
1114 schedule_timeout_interruptible(
1115 id
.data
? (id
.data
* HZ
) : MAX_SCHEDULE_TIMEOUT
);
1117 /* Driver expects to be called at twice the frequency in rc */
1118 int n
= rc
* 2, i
, interval
= HZ
/ n
;
1120 /* Count down seconds */
1122 /* Count down iterations per second */
1126 rc
= ops
->set_phys_id(dev
,
1127 (i
& 1) ? ETHTOOL_ID_OFF
: ETHTOOL_ID_ON
);
1131 schedule_timeout_interruptible(interval
);
1132 } while (!signal_pending(current
) && --i
!= 0);
1133 } while (!signal_pending(current
) &&
1134 (id
.data
== 0 || --id
.data
!= 0));
1141 (void) ops
->set_phys_id(dev
, ETHTOOL_ID_INACTIVE
);
1145 static int ethtool_get_stats(struct net_device
*dev
, void __user
*useraddr
)
1147 struct ethtool_stats stats
;
1148 const struct ethtool_ops
*ops
= dev
->ethtool_ops
;
1152 if (!ops
->get_ethtool_stats
|| !ops
->get_sset_count
)
1155 n_stats
= ops
->get_sset_count(dev
, ETH_SS_STATS
);
1158 WARN_ON(n_stats
== 0);
1160 if (copy_from_user(&stats
, useraddr
, sizeof(stats
)))
1163 stats
.n_stats
= n_stats
;
1164 data
= kmalloc(n_stats
* sizeof(u64
), GFP_USER
);
1168 ops
->get_ethtool_stats(dev
, &stats
, data
);
1171 if (copy_to_user(useraddr
, &stats
, sizeof(stats
)))
1173 useraddr
+= sizeof(stats
);
1174 if (copy_to_user(useraddr
, data
, stats
.n_stats
* sizeof(u64
)))
1183 static int ethtool_get_perm_addr(struct net_device
*dev
, void __user
*useraddr
)
1185 struct ethtool_perm_addr epaddr
;
1187 if (copy_from_user(&epaddr
, useraddr
, sizeof(epaddr
)))
1190 if (epaddr
.size
< dev
->addr_len
)
1192 epaddr
.size
= dev
->addr_len
;
1194 if (copy_to_user(useraddr
, &epaddr
, sizeof(epaddr
)))
1196 useraddr
+= sizeof(epaddr
);
1197 if (copy_to_user(useraddr
, dev
->perm_addr
, epaddr
.size
))
1202 static int ethtool_get_value(struct net_device
*dev
, char __user
*useraddr
,
1203 u32 cmd
, u32 (*actor
)(struct net_device
*))
1205 struct ethtool_value edata
= { .cmd
= cmd
};
1210 edata
.data
= actor(dev
);
1212 if (copy_to_user(useraddr
, &edata
, sizeof(edata
)))
1217 static int ethtool_set_value_void(struct net_device
*dev
, char __user
*useraddr
,
1218 void (*actor
)(struct net_device
*, u32
))
1220 struct ethtool_value edata
;
1225 if (copy_from_user(&edata
, useraddr
, sizeof(edata
)))
1228 actor(dev
, edata
.data
);
1232 static int ethtool_set_value(struct net_device
*dev
, char __user
*useraddr
,
1233 int (*actor
)(struct net_device
*, u32
))
1235 struct ethtool_value edata
;
1240 if (copy_from_user(&edata
, useraddr
, sizeof(edata
)))
1243 return actor(dev
, edata
.data
);
1246 static noinline_for_stack
int ethtool_flash_device(struct net_device
*dev
,
1247 char __user
*useraddr
)
1249 struct ethtool_flash efl
;
1251 if (copy_from_user(&efl
, useraddr
, sizeof(efl
)))
1254 if (!dev
->ethtool_ops
->flash_device
)
1257 efl
.data
[ETHTOOL_FLASH_MAX_FILENAME
- 1] = 0;
1259 return dev
->ethtool_ops
->flash_device(dev
, &efl
);
1262 static int ethtool_set_dump(struct net_device
*dev
,
1263 void __user
*useraddr
)
1265 struct ethtool_dump dump
;
1267 if (!dev
->ethtool_ops
->set_dump
)
1270 if (copy_from_user(&dump
, useraddr
, sizeof(dump
)))
1273 return dev
->ethtool_ops
->set_dump(dev
, &dump
);
1276 static int ethtool_get_dump_flag(struct net_device
*dev
,
1277 void __user
*useraddr
)
1280 struct ethtool_dump dump
;
1281 const struct ethtool_ops
*ops
= dev
->ethtool_ops
;
1283 if (!ops
->get_dump_flag
)
1286 if (copy_from_user(&dump
, useraddr
, sizeof(dump
)))
1289 ret
= ops
->get_dump_flag(dev
, &dump
);
1293 if (copy_to_user(useraddr
, &dump
, sizeof(dump
)))
1298 static int ethtool_get_dump_data(struct net_device
*dev
,
1299 void __user
*useraddr
)
1303 struct ethtool_dump dump
, tmp
;
1304 const struct ethtool_ops
*ops
= dev
->ethtool_ops
;
1307 if (!ops
->get_dump_data
|| !ops
->get_dump_flag
)
1310 if (copy_from_user(&dump
, useraddr
, sizeof(dump
)))
1313 memset(&tmp
, 0, sizeof(tmp
));
1314 tmp
.cmd
= ETHTOOL_GET_DUMP_FLAG
;
1315 ret
= ops
->get_dump_flag(dev
, &tmp
);
1319 len
= (tmp
.len
> dump
.len
) ? dump
.len
: tmp
.len
;
1323 data
= vzalloc(tmp
.len
);
1326 ret
= ops
->get_dump_data(dev
, &dump
, data
);
1330 if (copy_to_user(useraddr
, &dump
, sizeof(dump
))) {
1334 useraddr
+= offsetof(struct ethtool_dump
, data
);
1335 if (copy_to_user(useraddr
, data
, len
))
1342 static int ethtool_get_ts_info(struct net_device
*dev
, void __user
*useraddr
)
1345 struct ethtool_ts_info info
;
1346 const struct ethtool_ops
*ops
= dev
->ethtool_ops
;
1347 struct phy_device
*phydev
= dev
->phydev
;
1349 memset(&info
, 0, sizeof(info
));
1350 info
.cmd
= ETHTOOL_GET_TS_INFO
;
1352 if (phydev
&& phydev
->drv
&& phydev
->drv
->ts_info
) {
1353 err
= phydev
->drv
->ts_info(phydev
, &info
);
1354 } else if (ops
->get_ts_info
) {
1355 err
= ops
->get_ts_info(dev
, &info
);
1357 info
.so_timestamping
=
1358 SOF_TIMESTAMPING_RX_SOFTWARE
|
1359 SOF_TIMESTAMPING_SOFTWARE
;
1360 info
.phc_index
= -1;
1366 if (copy_to_user(useraddr
, &info
, sizeof(info
)))
1372 static int ethtool_get_module_info(struct net_device
*dev
,
1373 void __user
*useraddr
)
1376 struct ethtool_modinfo modinfo
;
1377 const struct ethtool_ops
*ops
= dev
->ethtool_ops
;
1379 if (!ops
->get_module_info
)
1382 if (copy_from_user(&modinfo
, useraddr
, sizeof(modinfo
)))
1385 ret
= ops
->get_module_info(dev
, &modinfo
);
1389 if (copy_to_user(useraddr
, &modinfo
, sizeof(modinfo
)))
1395 static int ethtool_get_module_eeprom(struct net_device
*dev
,
1396 void __user
*useraddr
)
1399 struct ethtool_modinfo modinfo
;
1400 const struct ethtool_ops
*ops
= dev
->ethtool_ops
;
1402 if (!ops
->get_module_info
|| !ops
->get_module_eeprom
)
1405 ret
= ops
->get_module_info(dev
, &modinfo
);
1409 return ethtool_get_any_eeprom(dev
, useraddr
, ops
->get_module_eeprom
,
1410 modinfo
.eeprom_len
);
1413 /* The main entry point in this file. Called from net/core/dev.c */
1415 int dev_ethtool(struct net
*net
, struct ifreq
*ifr
)
1417 struct net_device
*dev
= __dev_get_by_name(net
, ifr
->ifr_name
);
1418 void __user
*useraddr
= ifr
->ifr_data
;
1423 if (!dev
|| !netif_device_present(dev
))
1426 if (copy_from_user(ðcmd
, useraddr
, sizeof(ethcmd
)))
1429 /* Allow some commands to be done by anyone */
1432 case ETHTOOL_GDRVINFO
:
1433 case ETHTOOL_GMSGLVL
:
1435 case ETHTOOL_GCOALESCE
:
1436 case ETHTOOL_GRINGPARAM
:
1437 case ETHTOOL_GPAUSEPARAM
:
1438 case ETHTOOL_GRXCSUM
:
1439 case ETHTOOL_GTXCSUM
:
1441 case ETHTOOL_GSSET_INFO
:
1442 case ETHTOOL_GSTRINGS
:
1443 case ETHTOOL_GSTATS
:
1445 case ETHTOOL_GPERMADDR
:
1449 case ETHTOOL_GFLAGS
:
1450 case ETHTOOL_GPFLAGS
:
1452 case ETHTOOL_GRXRINGS
:
1453 case ETHTOOL_GRXCLSRLCNT
:
1454 case ETHTOOL_GRXCLSRULE
:
1455 case ETHTOOL_GRXCLSRLALL
:
1456 case ETHTOOL_GRXFHINDIR
:
1457 case ETHTOOL_GFEATURES
:
1458 case ETHTOOL_GCHANNELS
:
1459 case ETHTOOL_GET_TS_INFO
:
1463 if (!ns_capable(net
->user_ns
, CAP_NET_ADMIN
))
1467 if (dev
->ethtool_ops
->begin
) {
1468 rc
= dev
->ethtool_ops
->begin(dev
);
1472 old_features
= dev
->features
;
1476 rc
= ethtool_get_settings(dev
, useraddr
);
1479 rc
= ethtool_set_settings(dev
, useraddr
);
1481 case ETHTOOL_GDRVINFO
:
1482 rc
= ethtool_get_drvinfo(dev
, useraddr
);
1485 rc
= ethtool_get_regs(dev
, useraddr
);
1488 rc
= ethtool_get_wol(dev
, useraddr
);
1491 rc
= ethtool_set_wol(dev
, useraddr
);
1493 case ETHTOOL_GMSGLVL
:
1494 rc
= ethtool_get_value(dev
, useraddr
, ethcmd
,
1495 dev
->ethtool_ops
->get_msglevel
);
1497 case ETHTOOL_SMSGLVL
:
1498 rc
= ethtool_set_value_void(dev
, useraddr
,
1499 dev
->ethtool_ops
->set_msglevel
);
1502 rc
= ethtool_get_eee(dev
, useraddr
);
1505 rc
= ethtool_set_eee(dev
, useraddr
);
1507 case ETHTOOL_NWAY_RST
:
1508 rc
= ethtool_nway_reset(dev
);
1511 rc
= ethtool_get_link(dev
, useraddr
);
1513 case ETHTOOL_GEEPROM
:
1514 rc
= ethtool_get_eeprom(dev
, useraddr
);
1516 case ETHTOOL_SEEPROM
:
1517 rc
= ethtool_set_eeprom(dev
, useraddr
);
1519 case ETHTOOL_GCOALESCE
:
1520 rc
= ethtool_get_coalesce(dev
, useraddr
);
1522 case ETHTOOL_SCOALESCE
:
1523 rc
= ethtool_set_coalesce(dev
, useraddr
);
1525 case ETHTOOL_GRINGPARAM
:
1526 rc
= ethtool_get_ringparam(dev
, useraddr
);
1528 case ETHTOOL_SRINGPARAM
:
1529 rc
= ethtool_set_ringparam(dev
, useraddr
);
1531 case ETHTOOL_GPAUSEPARAM
:
1532 rc
= ethtool_get_pauseparam(dev
, useraddr
);
1534 case ETHTOOL_SPAUSEPARAM
:
1535 rc
= ethtool_set_pauseparam(dev
, useraddr
);
1538 rc
= ethtool_self_test(dev
, useraddr
);
1540 case ETHTOOL_GSTRINGS
:
1541 rc
= ethtool_get_strings(dev
, useraddr
);
1543 case ETHTOOL_PHYS_ID
:
1544 rc
= ethtool_phys_id(dev
, useraddr
);
1546 case ETHTOOL_GSTATS
:
1547 rc
= ethtool_get_stats(dev
, useraddr
);
1549 case ETHTOOL_GPERMADDR
:
1550 rc
= ethtool_get_perm_addr(dev
, useraddr
);
1552 case ETHTOOL_GFLAGS
:
1553 rc
= ethtool_get_value(dev
, useraddr
, ethcmd
,
1554 __ethtool_get_flags
);
1556 case ETHTOOL_SFLAGS
:
1557 rc
= ethtool_set_value(dev
, useraddr
, __ethtool_set_flags
);
1559 case ETHTOOL_GPFLAGS
:
1560 rc
= ethtool_get_value(dev
, useraddr
, ethcmd
,
1561 dev
->ethtool_ops
->get_priv_flags
);
1563 case ETHTOOL_SPFLAGS
:
1564 rc
= ethtool_set_value(dev
, useraddr
,
1565 dev
->ethtool_ops
->set_priv_flags
);
1568 case ETHTOOL_GRXRINGS
:
1569 case ETHTOOL_GRXCLSRLCNT
:
1570 case ETHTOOL_GRXCLSRULE
:
1571 case ETHTOOL_GRXCLSRLALL
:
1572 rc
= ethtool_get_rxnfc(dev
, ethcmd
, useraddr
);
1575 case ETHTOOL_SRXCLSRLDEL
:
1576 case ETHTOOL_SRXCLSRLINS
:
1577 rc
= ethtool_set_rxnfc(dev
, ethcmd
, useraddr
);
1579 case ETHTOOL_FLASHDEV
:
1580 rc
= ethtool_flash_device(dev
, useraddr
);
1583 rc
= ethtool_reset(dev
, useraddr
);
1585 case ETHTOOL_GSSET_INFO
:
1586 rc
= ethtool_get_sset_info(dev
, useraddr
);
1588 case ETHTOOL_GRXFHINDIR
:
1589 rc
= ethtool_get_rxfh_indir(dev
, useraddr
);
1591 case ETHTOOL_SRXFHINDIR
:
1592 rc
= ethtool_set_rxfh_indir(dev
, useraddr
);
1594 case ETHTOOL_GFEATURES
:
1595 rc
= ethtool_get_features(dev
, useraddr
);
1597 case ETHTOOL_SFEATURES
:
1598 rc
= ethtool_set_features(dev
, useraddr
);
1600 case ETHTOOL_GTXCSUM
:
1601 case ETHTOOL_GRXCSUM
:
1607 rc
= ethtool_get_one_feature(dev
, useraddr
, ethcmd
);
1609 case ETHTOOL_STXCSUM
:
1610 case ETHTOOL_SRXCSUM
:
1616 rc
= ethtool_set_one_feature(dev
, useraddr
, ethcmd
);
1618 case ETHTOOL_GCHANNELS
:
1619 rc
= ethtool_get_channels(dev
, useraddr
);
1621 case ETHTOOL_SCHANNELS
:
1622 rc
= ethtool_set_channels(dev
, useraddr
);
1624 case ETHTOOL_SET_DUMP
:
1625 rc
= ethtool_set_dump(dev
, useraddr
);
1627 case ETHTOOL_GET_DUMP_FLAG
:
1628 rc
= ethtool_get_dump_flag(dev
, useraddr
);
1630 case ETHTOOL_GET_DUMP_DATA
:
1631 rc
= ethtool_get_dump_data(dev
, useraddr
);
1633 case ETHTOOL_GET_TS_INFO
:
1634 rc
= ethtool_get_ts_info(dev
, useraddr
);
1636 case ETHTOOL_GMODULEINFO
:
1637 rc
= ethtool_get_module_info(dev
, useraddr
);
1639 case ETHTOOL_GMODULEEEPROM
:
1640 rc
= ethtool_get_module_eeprom(dev
, useraddr
);
1646 if (dev
->ethtool_ops
->complete
)
1647 dev
->ethtool_ops
->complete(dev
);
1649 if (old_features
!= dev
->features
)
1650 netdev_features_change(dev
);