1 /* SPDX-License-Identifier: GPL-2.0-only */
2
3 #ifndef _NET_ETHTOOL_NETLINK_H
4 #define _NET_ETHTOOL_NETLINK_H
5
6 #include <linux/ethtool_netlink.h>
7 #include <linux/netdevice.h>
8 #include <net/genetlink.h>
9 #include <net/sock.h>
10
11 struct ethnl_req_info;
12
13 int ethnl_parse_header_dev_get(struct ethnl_req_info *req_info,
14 const struct nlattr *nest, struct net *net,
15 struct netlink_ext_ack *extack,
16 bool require_dev);
17 int ethnl_fill_reply_header(struct sk_buff *skb, struct net_device *dev,
18 u16 attrtype);
19 struct sk_buff *ethnl_reply_init(size_t payload, struct net_device *dev, u8 cmd,
20 u16 hdr_attrtype, struct genl_info *info,
21 void **ehdrp);
22 void *ethnl_dump_put(struct sk_buff *skb, struct netlink_callback *cb, u8 cmd);
23 void *ethnl_bcastmsg_put(struct sk_buff *skb, u8 cmd);
24 void *ethnl_unicast_put(struct sk_buff *skb, u32 portid, u32 seq, u8 cmd);
25 int ethnl_multicast(struct sk_buff *skb, struct net_device *dev);
26 void ethnl_notify(struct net_device *dev, unsigned int cmd,
27 const struct ethnl_req_info *req_info);
28
29 /**
30 * ethnl_strz_size() - calculate attribute length for fixed size string
31 * @s: ETH_GSTRING_LEN sized string (may not be null terminated)
32 *
33 * Return: total length of an attribute with null terminated string from @s
34 */
ethnl_strz_size(const char * s)35 static inline int ethnl_strz_size(const char *s)
36 {
37 return nla_total_size(strnlen(s, ETH_GSTRING_LEN) + 1);
38 }
39
40 /**
41 * ethnl_put_strz() - put string attribute with fixed size string
42 * @skb: skb with the message
43 * @attrtype: attribute type
44 * @s: ETH_GSTRING_LEN sized string (may not be null terminated)
45 *
46 * Puts an attribute with null terminated string from @s into the message.
47 *
48 * Return: 0 on success, negative error code on failure
49 */
ethnl_put_strz(struct sk_buff * skb,u16 attrtype,const char * s)50 static inline int ethnl_put_strz(struct sk_buff *skb, u16 attrtype,
51 const char *s)
52 {
53 unsigned int len = strnlen(s, ETH_GSTRING_LEN);
54 struct nlattr *attr;
55
56 attr = nla_reserve(skb, attrtype, len + 1);
57 if (!attr)
58 return -EMSGSIZE;
59
60 memcpy(nla_data(attr), s, len);
61 ((char *)nla_data(attr))[len] = '\0';
62 return 0;
63 }
64
65 /**
66 * ethnl_update_u32() - update u32 value from NLA_U32 attribute
67 * @dst: value to update
68 * @attr: netlink attribute with new value or null
69 * @mod: pointer to bool for modification tracking
70 *
71 * Copy the u32 value from NLA_U32 netlink attribute @attr into variable
72 * pointed to by @dst; do nothing if @attr is null. Bool pointed to by @mod
73 * is set to true if this function changed the value of *dst, otherwise it
74 * is left as is.
75 */
ethnl_update_u32(u32 * dst,const struct nlattr * attr,bool * mod)76 static inline void ethnl_update_u32(u32 *dst, const struct nlattr *attr,
77 bool *mod)
78 {
79 u32 val;
80
81 if (!attr)
82 return;
83 val = nla_get_u32(attr);
84 if (*dst == val)
85 return;
86
87 *dst = val;
88 *mod = true;
89 }
90
91 /**
92 * ethnl_update_u8() - update u8 value from NLA_U8 attribute
93 * @dst: value to update
94 * @attr: netlink attribute with new value or null
95 * @mod: pointer to bool for modification tracking
96 *
97 * Copy the u8 value from NLA_U8 netlink attribute @attr into variable
98 * pointed to by @dst; do nothing if @attr is null. Bool pointed to by @mod
99 * is set to true if this function changed the value of *dst, otherwise it
100 * is left as is.
101 */
ethnl_update_u8(u8 * dst,const struct nlattr * attr,bool * mod)102 static inline void ethnl_update_u8(u8 *dst, const struct nlattr *attr,
103 bool *mod)
104 {
105 u8 val;
106
107 if (!attr)
108 return;
109 val = nla_get_u8(attr);
110 if (*dst == val)
111 return;
112
113 *dst = val;
114 *mod = true;
115 }
116
117 /**
118 * ethnl_update_u8_u32() - update u8 value from an NLA_U32 attribute
119 * @dst: value to update
120 * @attr: netlink attribute with new value or null
121 * @mod: pointer to bool for modification tracking
122 *
123 * Some attributes are NLA_U32 on the wire but are stored in a u8. Read the
124 * full 32-bit value from NLA_U32 netlink attribute @attr and narrow it into
125 * the u8 pointed to by @dst; do nothing if @attr is null.
126 * Bool pointed to by @mod is set to true if this function changed the value
127 * of *dst, otherwise it is left as is.
128 */
ethnl_update_u8_u32(u8 * dst,const struct nlattr * attr,bool * mod)129 static inline void ethnl_update_u8_u32(u8 *dst, const struct nlattr *attr,
130 bool *mod)
131 {
132 u32 val;
133
134 if (!attr)
135 return;
136 val = nla_get_u32(attr);
137 DEBUG_NET_WARN_ON_ONCE(val > U8_MAX);
138 if (*dst == val)
139 return;
140
141 *dst = val;
142 *mod = true;
143 }
144
145 /**
146 * ethnl_update_bool32() - update u32 used as bool from NLA_U8 attribute
147 * @dst: value to update
148 * @attr: netlink attribute with new value or null
149 * @mod: pointer to bool for modification tracking
150 *
151 * Use the u8 value from NLA_U8 netlink attribute @attr to set u32 variable
152 * pointed to by @dst to 0 (if zero) or 1 (if not); do nothing if @attr is
153 * null. Bool pointed to by @mod is set to true if this function changed the
154 * logical value of *dst, otherwise it is left as is.
155 */
ethnl_update_bool32(u32 * dst,const struct nlattr * attr,bool * mod)156 static inline void ethnl_update_bool32(u32 *dst, const struct nlattr *attr,
157 bool *mod)
158 {
159 u8 val;
160
161 if (!attr)
162 return;
163 val = !!nla_get_u8(attr);
164 if (!!*dst == val)
165 return;
166
167 *dst = val;
168 *mod = true;
169 }
170
171 /**
172 * ethnl_update_bool() - updateb bool used as bool from NLA_U8 attribute
173 * @dst: value to update
174 * @attr: netlink attribute with new value or null
175 * @mod: pointer to bool for modification tracking
176 *
177 * Use the bool value from NLA_U8 netlink attribute @attr to set bool variable
178 * pointed to by @dst to 0 (if zero) or 1 (if not); do nothing if @attr is
179 * null. Bool pointed to by @mod is set to true if this function changed the
180 * logical value of *dst, otherwise it is left as is.
181 */
ethnl_update_bool(bool * dst,const struct nlattr * attr,bool * mod)182 static inline void ethnl_update_bool(bool *dst, const struct nlattr *attr,
183 bool *mod)
184 {
185 u8 val;
186
187 if (!attr)
188 return;
189 val = !!nla_get_u8(attr);
190 if (!!*dst == val)
191 return;
192
193 *dst = val;
194 *mod = true;
195 }
196
197 /**
198 * ethnl_update_binary() - update binary data from NLA_BINARY attribute
199 * @dst: value to update
200 * @len: destination buffer length
201 * @attr: netlink attribute with new value or null
202 * @mod: pointer to bool for modification tracking
203 *
204 * Use the u8 value from NLA_U8 netlink attribute @attr to rewrite data block
205 * of length @len at @dst by attribute payload; do nothing if @attr is null.
206 * Bool pointed to by @mod is set to true if this function changed the logical
207 * value of *dst, otherwise it is left as is.
208 */
ethnl_update_binary(void * dst,unsigned int len,const struct nlattr * attr,bool * mod)209 static inline void ethnl_update_binary(void *dst, unsigned int len,
210 const struct nlattr *attr, bool *mod)
211 {
212 if (!attr)
213 return;
214 if (nla_len(attr) < len)
215 len = nla_len(attr);
216 if (!memcmp(dst, nla_data(attr), len))
217 return;
218
219 memcpy(dst, nla_data(attr), len);
220 *mod = true;
221 }
222
223 /**
224 * ethnl_update_bitfield32() - update u32 value from NLA_BITFIELD32 attribute
225 * @dst: value to update
226 * @attr: netlink attribute with new value or null
227 * @mod: pointer to bool for modification tracking
228 *
229 * Update bits in u32 value which are set in attribute's mask to values from
230 * attribute's value. Do nothing if @attr is null or the value wouldn't change;
231 * otherwise, set bool pointed to by @mod to true.
232 */
ethnl_update_bitfield32(u32 * dst,const struct nlattr * attr,bool * mod)233 static inline void ethnl_update_bitfield32(u32 *dst, const struct nlattr *attr,
234 bool *mod)
235 {
236 struct nla_bitfield32 change;
237 u32 newval;
238
239 if (!attr)
240 return;
241 change = nla_get_bitfield32(attr);
242 newval = (*dst & ~change.selector) | (change.value & change.selector);
243 if (*dst == newval)
244 return;
245
246 *dst = newval;
247 *mod = true;
248 }
249
250 /**
251 * ethnl_reply_header_size() - total size of reply header
252 *
253 * This is an upper estimate so that we do not need to hold RTNL lock longer
254 * than necessary (to prevent rename between size estimate and composing the
255 * message). Accounts only for device ifindex and name as those are the only
256 * attributes ethnl_fill_reply_header() puts into the reply header.
257 */
ethnl_reply_header_size(void)258 static inline unsigned int ethnl_reply_header_size(void)
259 {
260 return nla_total_size(nla_total_size(sizeof(u32)) +
261 nla_total_size(IFNAMSIZ));
262 }
263
264 /* GET request handling */
265
266 /* Unified processing of GET requests uses two data structures: request info
267 * and reply data. Request info holds information parsed from client request
268 * and its stays constant through all request processing. Reply data holds data
269 * retrieved from ethtool_ops callbacks or other internal sources which is used
270 * to compose the reply. When processing a dump request, request info is filled
271 * only once (when the request message is parsed) but reply data is filled for
272 * each reply message.
273 *
274 * Both structures consist of part common for all request types (struct
275 * ethnl_req_info and struct ethnl_reply_data defined below) and optional
276 * parts specific for each request type. Common part always starts at offset 0.
277 */
278
279 /**
280 * struct ethnl_req_info - base type of request information for GET requests
281 * @dev: network device the request is for (may be null)
282 * @dev_tracker: refcount tracker for @dev reference
283 * @flags: request flags common for all request types
284 * @phy_index: phy_device index connected to @dev this request is for. Can be
285 * 0 if the request doesn't target a phy, or if the @dev's attached
286 * phy is targeted.
287 *
288 * This is a common base for request specific structures holding data from
289 * parsed userspace request. These always embed struct ethnl_req_info at
290 * zero offset.
291 */
292 struct ethnl_req_info {
293 struct net_device *dev;
294 netdevice_tracker dev_tracker;
295 u32 flags;
296 u32 phy_index;
297 };
298
ethnl_parse_header_dev_put(struct ethnl_req_info * req_info)299 static inline void ethnl_parse_header_dev_put(struct ethnl_req_info *req_info)
300 {
301 netdev_put(req_info->dev, &req_info->dev_tracker);
302 }
303
304 /**
305 * ethnl_req_get_phydev() - Gets the phy_device targeted by this request,
306 * if any.
307 * @req_info: The ethnl request to get the phy from.
308 * @tb: The netlink attributes array, for error reporting.
309 * @header: The netlink header index, used for error reporting.
310 * @extack: The netlink extended ACK, for error reporting.
311 *
312 * If a phy_device is returned the caller must hold rtnl_lock when calling
313 * this function, and until it's done interacting with the returned phy_device.
314 * IOW caller must hold rtnl_lock unless they know netdev has no phy_device.
315 *
316 * Return: A phy_device pointer corresponding either to the passed phy_index
317 * if one is provided. If not, the phy_device attached to the
318 * net_device targeted by this request is returned. If there's no
319 * targeted net_device, or no phy_device is attached, NULL is
320 * returned. If the provided phy_index is invalid, an error pointer
321 * is returned.
322 */
323 struct phy_device *ethnl_req_get_phydev(const struct ethnl_req_info *req_info,
324 struct nlattr **tb, unsigned int header,
325 struct netlink_ext_ack *extack);
326
327 /**
328 * struct ethnl_reply_data - base type of reply data for GET requests
329 * @dev: device for current reply message; in single shot requests it is
330 * equal to ðnl_req_info.dev; in dumps it's different for each
331 * reply message
332 *
333 * This is a common base for request specific structures holding data for
334 * kernel reply message. These always embed struct ethnl_reply_data at zero
335 * offset.
336 */
337 struct ethnl_reply_data {
338 struct net_device *dev;
339 };
340
341 int ethnl_ops_begin(struct net_device *dev);
342 void ethnl_ops_complete(struct net_device *dev);
343
344 enum ethnl_sock_type {
345 ETHTOOL_SOCK_TYPE_MODULE_FW_FLASH,
346 };
347
348 struct ethnl_sock_priv {
349 struct net *net;
350 u32 portid;
351 enum ethnl_sock_type type;
352 };
353
354 int ethnl_sock_priv_set(struct sk_buff *skb, struct net *net, u32 portid,
355 enum ethnl_sock_type type);
356
357 /**
358 * struct ethnl_request_ops - unified handling of GET and SET requests
359 * @request_cmd: command id for request (GET)
360 * @reply_cmd: command id for reply (GET_REPLY)
361 * @hdr_attr: attribute type for request header
362 * @req_info_size: size of request info
363 * @reply_data_size: size of reply data
364 * @allow_nodev_do:
365 * Allow non-dump request with no device identification.
366 * Note that locks (rtnl_lock etc.) are only taken if device is set.
367 * @set_ntf_cmd: notification to generate on changes (SET)
368 * @parse_request:
369 * Parse request except common header (struct ethnl_req_info). Common
370 * header is already filled on entry, the rest up to @repdata_offset
371 * is zero initialized. This callback should only modify type specific
372 * request info by parsed attributes from request message.
373 * Called for both GET and SET. Information parsed for SET will
374 * be conveyed to the req_info used during NTF generation.
375 * @prepare_data:
376 * Retrieve and prepare data needed to compose a reply message. Calls to
377 * ethtool_ops handlers are limited to this callback. Common reply data
378 * (struct ethnl_reply_data) is filled on entry, type specific part after
379 * it is zero initialized. This callback should only modify the type
380 * specific part of reply data. Device identification from struct
381 * ethnl_reply_data is to be used as for dump requests, it iterates
382 * through network devices while dev member of struct ethnl_req_info
383 * points to the device from client request.
384 * @reply_size:
385 * Estimate reply message size. Returned value must be sufficient for
386 * message payload without common reply header. The callback may returned
387 * estimate higher than actual message size if exact calculation would
388 * not be worth the saved memory space.
389 * @fill_reply:
390 * Fill reply message payload (except for common header) from reply data.
391 * The callback must not generate more payload than previously called
392 * ->reply_size() estimated.
393 * @cleanup_data:
394 * Optional cleanup called when reply data is no longer needed. Can be
395 * used e.g. to free any additional data structures outside the main
396 * structure which were allocated by ->prepare_data(). When processing
397 * dump requests, ->cleanup() is called for each message.
398 * @set_validate:
399 * Check if set operation is supported for a given device, and perform
400 * extra input checks. Expected return values:
401 * - 0 if the operation is a noop for the device (rare)
402 * - 1 if operation should proceed to calling @set
403 * - negative errno on errors
404 * Called without any locks, just a reference on the netdev.
405 * @set:
406 * Execute the set operation. The implementation should return
407 * - 0 if no configuration has changed
408 * - 1 if configuration changed and notification should be generated
409 * - negative errno on errors
410 *
411 * Description of variable parts of GET request handling when using the
412 * unified infrastructure. When used, a pointer to an instance of this
413 * structure is to be added to ðnl_default_requests array and generic
414 * handlers ethnl_default_doit(), ethnl_default_dumpit(),
415 * ethnl_default_start() and ethnl_default_done() used in @ethtool_genl_ops;
416 * ethnl_default_notify() can be used in @ethnl_notify_handlers to send
417 * notifications of the corresponding type.
418 */
419 struct ethnl_request_ops {
420 u8 request_cmd;
421 u8 reply_cmd;
422 u16 hdr_attr;
423 unsigned int req_info_size;
424 unsigned int reply_data_size;
425 bool allow_nodev_do;
426 u8 set_ntf_cmd;
427
428 int (*parse_request)(struct ethnl_req_info *req_info,
429 const struct genl_info *info,
430 struct nlattr **tb,
431 struct netlink_ext_ack *extack);
432 int (*prepare_data)(const struct ethnl_req_info *req_info,
433 struct ethnl_reply_data *reply_data,
434 const struct genl_info *info);
435 int (*reply_size)(const struct ethnl_req_info *req_info,
436 const struct ethnl_reply_data *reply_data);
437 int (*fill_reply)(struct sk_buff *skb,
438 const struct ethnl_req_info *req_info,
439 const struct ethnl_reply_data *reply_data);
440 void (*cleanup_data)(struct ethnl_reply_data *reply_data);
441
442 int (*set_validate)(struct ethnl_req_info *req_info,
443 struct genl_info *info);
444 int (*set)(struct ethnl_req_info *req_info,
445 struct genl_info *info);
446 };
447
448 /* request handlers */
449
450 extern const struct ethnl_request_ops ethnl_strset_request_ops;
451 extern const struct ethnl_request_ops ethnl_linkinfo_request_ops;
452 extern const struct ethnl_request_ops ethnl_linkmodes_request_ops;
453 extern const struct ethnl_request_ops ethnl_linkstate_request_ops;
454 extern const struct ethnl_request_ops ethnl_debug_request_ops;
455 extern const struct ethnl_request_ops ethnl_wol_request_ops;
456 extern const struct ethnl_request_ops ethnl_features_request_ops;
457 extern const struct ethnl_request_ops ethnl_privflags_request_ops;
458 extern const struct ethnl_request_ops ethnl_rings_request_ops;
459 extern const struct ethnl_request_ops ethnl_channels_request_ops;
460 extern const struct ethnl_request_ops ethnl_coalesce_request_ops;
461 extern const struct ethnl_request_ops ethnl_pause_request_ops;
462 extern const struct ethnl_request_ops ethnl_eee_request_ops;
463 extern const struct ethnl_request_ops ethnl_tsinfo_request_ops;
464 extern const struct ethnl_request_ops ethnl_fec_request_ops;
465 extern const struct ethnl_request_ops ethnl_module_eeprom_request_ops;
466 extern const struct ethnl_request_ops ethnl_stats_request_ops;
467 extern const struct ethnl_request_ops ethnl_phc_vclocks_request_ops;
468 extern const struct ethnl_request_ops ethnl_module_request_ops;
469 extern const struct ethnl_request_ops ethnl_pse_request_ops;
470 extern const struct ethnl_request_ops ethnl_rss_request_ops;
471 extern const struct ethnl_request_ops ethnl_plca_cfg_request_ops;
472 extern const struct ethnl_request_ops ethnl_plca_status_request_ops;
473 extern const struct ethnl_request_ops ethnl_mm_request_ops;
474 extern const struct ethnl_request_ops ethnl_phy_request_ops;
475 extern const struct ethnl_request_ops ethnl_tsconfig_request_ops;
476 extern const struct ethnl_request_ops ethnl_mse_request_ops;
477
478 extern const struct nla_policy ethnl_header_policy[ETHTOOL_A_HEADER_FLAGS + 1];
479 extern const struct nla_policy ethnl_header_policy_stats[ETHTOOL_A_HEADER_FLAGS + 1];
480 extern const struct nla_policy ethnl_header_policy_phy[ETHTOOL_A_HEADER_PHY_INDEX + 1];
481 extern const struct nla_policy ethnl_header_policy_phy_stats[ETHTOOL_A_HEADER_PHY_INDEX + 1];
482 extern const struct nla_policy ethnl_strset_get_policy[ETHTOOL_A_STRSET_COUNTS_ONLY + 1];
483 extern const struct nla_policy ethnl_linkinfo_get_policy[ETHTOOL_A_LINKINFO_HEADER + 1];
484 extern const struct nla_policy ethnl_linkinfo_set_policy[ETHTOOL_A_LINKINFO_TP_MDIX_CTRL + 1];
485 extern const struct nla_policy ethnl_linkmodes_get_policy[ETHTOOL_A_LINKMODES_HEADER + 1];
486 extern const struct nla_policy ethnl_linkmodes_set_policy[ETHTOOL_A_LINKMODES_LANES + 1];
487 extern const struct nla_policy ethnl_linkstate_get_policy[ETHTOOL_A_LINKSTATE_HEADER + 1];
488 extern const struct nla_policy ethnl_debug_get_policy[ETHTOOL_A_DEBUG_HEADER + 1];
489 extern const struct nla_policy ethnl_debug_set_policy[ETHTOOL_A_DEBUG_MSGMASK + 1];
490 extern const struct nla_policy ethnl_wol_get_policy[ETHTOOL_A_WOL_HEADER + 1];
491 extern const struct nla_policy ethnl_wol_set_policy[ETHTOOL_A_WOL_SOPASS + 1];
492 extern const struct nla_policy ethnl_features_get_policy[ETHTOOL_A_FEATURES_HEADER + 1];
493 extern const struct nla_policy ethnl_features_set_policy[ETHTOOL_A_FEATURES_WANTED + 1];
494 extern const struct nla_policy ethnl_privflags_get_policy[ETHTOOL_A_PRIVFLAGS_HEADER + 1];
495 extern const struct nla_policy ethnl_privflags_set_policy[ETHTOOL_A_PRIVFLAGS_FLAGS + 1];
496 extern const struct nla_policy ethnl_rings_get_policy[ETHTOOL_A_RINGS_HEADER + 1];
497 extern const struct nla_policy ethnl_rings_set_policy[ETHTOOL_A_RINGS_HDS_THRESH_MAX + 1];
498 extern const struct nla_policy ethnl_channels_get_policy[ETHTOOL_A_CHANNELS_HEADER + 1];
499 extern const struct nla_policy ethnl_channels_set_policy[ETHTOOL_A_CHANNELS_COMBINED_COUNT + 1];
500 extern const struct nla_policy ethnl_coalesce_get_policy[ETHTOOL_A_COALESCE_HEADER + 1];
501 extern const struct nla_policy ethnl_coalesce_set_policy[ETHTOOL_A_COALESCE_MAX + 1];
502 extern const struct nla_policy ethnl_pause_get_policy[ETHTOOL_A_PAUSE_STATS_SRC + 1];
503 extern const struct nla_policy ethnl_pause_set_policy[ETHTOOL_A_PAUSE_STATS_SRC + 1];
504 extern const struct nla_policy ethnl_eee_get_policy[ETHTOOL_A_EEE_HEADER + 1];
505 extern const struct nla_policy ethnl_eee_set_policy[ETHTOOL_A_EEE_TX_LPI_TIMER + 1];
506 extern const struct nla_policy ethnl_tsinfo_get_policy[ETHTOOL_A_TSINFO_MAX + 1];
507 extern const struct nla_policy ethnl_cable_test_act_policy[ETHTOOL_A_CABLE_TEST_HEADER + 1];
508 extern const struct nla_policy ethnl_cable_test_tdr_act_policy[ETHTOOL_A_CABLE_TEST_TDR_CFG + 1];
509 extern const struct nla_policy ethnl_tunnel_info_get_policy[ETHTOOL_A_TUNNEL_INFO_HEADER + 1];
510 extern const struct nla_policy ethnl_fec_get_policy[ETHTOOL_A_FEC_HEADER + 1];
511 extern const struct nla_policy ethnl_fec_set_policy[ETHTOOL_A_FEC_AUTO + 1];
512 extern const struct nla_policy ethnl_module_eeprom_get_policy[ETHTOOL_A_MODULE_EEPROM_I2C_ADDRESS + 1];
513 extern const struct nla_policy ethnl_stats_get_policy[ETHTOOL_A_STATS_SRC + 1];
514 extern const struct nla_policy ethnl_phc_vclocks_get_policy[ETHTOOL_A_PHC_VCLOCKS_HEADER + 1];
515 extern const struct nla_policy ethnl_module_get_policy[ETHTOOL_A_MODULE_HEADER + 1];
516 extern const struct nla_policy ethnl_module_set_policy[ETHTOOL_A_MODULE_POWER_MODE_POLICY + 1];
517 extern const struct nla_policy ethnl_pse_get_policy[ETHTOOL_A_PSE_HEADER + 1];
518 extern const struct nla_policy ethnl_pse_set_policy[ETHTOOL_A_PSE_MAX + 1];
519 extern const struct nla_policy ethnl_rss_get_policy[ETHTOOL_A_RSS_START_CONTEXT + 1];
520 extern const struct nla_policy ethnl_rss_set_policy[ETHTOOL_A_RSS_FLOW_HASH + 1];
521 extern const struct nla_policy ethnl_rss_create_policy[ETHTOOL_A_RSS_INPUT_XFRM + 1];
522 extern const struct nla_policy ethnl_rss_delete_policy[ETHTOOL_A_RSS_CONTEXT + 1];
523 extern const struct nla_policy ethnl_plca_get_cfg_policy[ETHTOOL_A_PLCA_HEADER + 1];
524 extern const struct nla_policy ethnl_plca_set_cfg_policy[ETHTOOL_A_PLCA_MAX + 1];
525 extern const struct nla_policy ethnl_plca_get_status_policy[ETHTOOL_A_PLCA_HEADER + 1];
526 extern const struct nla_policy ethnl_mm_get_policy[ETHTOOL_A_MM_HEADER + 1];
527 extern const struct nla_policy ethnl_mm_set_policy[ETHTOOL_A_MM_MAX + 1];
528 extern const struct nla_policy ethnl_module_fw_flash_act_policy[ETHTOOL_A_MODULE_FW_FLASH_PASSWORD + 1];
529 extern const struct nla_policy ethnl_phy_get_policy[ETHTOOL_A_PHY_HEADER + 1];
530 extern const struct nla_policy ethnl_tsconfig_get_policy[ETHTOOL_A_TSCONFIG_HEADER + 1];
531 extern const struct nla_policy ethnl_tsconfig_set_policy[ETHTOOL_A_TSCONFIG_MAX + 1];
532 extern const struct nla_policy ethnl_mse_get_policy[ETHTOOL_A_MSE_HEADER + 1];
533
534 int ethnl_set_features(struct sk_buff *skb, struct genl_info *info);
535 int ethnl_act_cable_test(struct sk_buff *skb, struct genl_info *info);
536 int ethnl_act_cable_test_tdr(struct sk_buff *skb, struct genl_info *info);
537 int ethnl_tunnel_info_doit(struct sk_buff *skb, struct genl_info *info);
538 int ethnl_tunnel_info_start(struct netlink_callback *cb);
539 int ethnl_tunnel_info_dumpit(struct sk_buff *skb, struct netlink_callback *cb);
540 int ethnl_act_module_fw_flash(struct sk_buff *skb, struct genl_info *info);
541 int ethnl_rss_dump_start(struct netlink_callback *cb);
542 int ethnl_rss_dumpit(struct sk_buff *skb, struct netlink_callback *cb);
543 int ethnl_tsinfo_start(struct netlink_callback *cb);
544 int ethnl_tsinfo_dumpit(struct sk_buff *skb, struct netlink_callback *cb);
545 int ethnl_tsinfo_done(struct netlink_callback *cb);
546 int ethnl_rss_create_doit(struct sk_buff *skb, struct genl_info *info);
547 int ethnl_rss_delete_doit(struct sk_buff *skb, struct genl_info *info);
548
549 extern const char stats_std_names[__ETHTOOL_STATS_CNT][ETH_GSTRING_LEN];
550 extern const char stats_eth_phy_names[__ETHTOOL_A_STATS_ETH_PHY_CNT][ETH_GSTRING_LEN];
551 extern const char stats_eth_mac_names[__ETHTOOL_A_STATS_ETH_MAC_CNT][ETH_GSTRING_LEN];
552 extern const char stats_eth_ctrl_names[__ETHTOOL_A_STATS_ETH_CTRL_CNT][ETH_GSTRING_LEN];
553 extern const char stats_rmon_names[__ETHTOOL_A_STATS_RMON_CNT][ETH_GSTRING_LEN];
554 extern const char stats_phy_names[__ETHTOOL_A_STATS_PHY_CNT][ETH_GSTRING_LEN];
555
556 #endif /* _NET_ETHTOOL_NETLINK_H */
557