xref: /linux/net/ethtool/netlink.h (revision af2d6148d2a159e1a0862bce5a2c88c1618a2b27)
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  */
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  */
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  */
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  */
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_bool32() - update u32 used as bool from NLA_U8 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  * Use the u8 value from NLA_U8 netlink attribute @attr to set u32 variable
124  * pointed to by @dst to 0 (if zero) or 1 (if not); do nothing if @attr is
125  * null. Bool pointed to by @mod is set to true if this function changed the
126  * logical value of *dst, otherwise it is left as is.
127  */
128 static inline void ethnl_update_bool32(u32 *dst, const struct nlattr *attr,
129 				       bool *mod)
130 {
131 	u8 val;
132 
133 	if (!attr)
134 		return;
135 	val = !!nla_get_u8(attr);
136 	if (!!*dst == val)
137 		return;
138 
139 	*dst = val;
140 	*mod = true;
141 }
142 
143 /**
144  * ethnl_update_bool() - updateb bool used as bool from NLA_U8 attribute
145  * @dst:  value to update
146  * @attr: netlink attribute with new value or null
147  * @mod:  pointer to bool for modification tracking
148  *
149  * Use the bool value from NLA_U8 netlink attribute @attr to set bool variable
150  * pointed to by @dst to 0 (if zero) or 1 (if not); do nothing if @attr is
151  * null. Bool pointed to by @mod is set to true if this function changed the
152  * logical value of *dst, otherwise it is left as is.
153  */
154 static inline void ethnl_update_bool(bool *dst, const struct nlattr *attr,
155 				     bool *mod)
156 {
157 	u8 val;
158 
159 	if (!attr)
160 		return;
161 	val = !!nla_get_u8(attr);
162 	if (!!*dst == val)
163 		return;
164 
165 	*dst = val;
166 	*mod = true;
167 }
168 
169 /**
170  * ethnl_update_binary() - update binary data from NLA_BINARY attribute
171  * @dst:  value to update
172  * @len:  destination buffer length
173  * @attr: netlink attribute with new value or null
174  * @mod:  pointer to bool for modification tracking
175  *
176  * Use the u8 value from NLA_U8 netlink attribute @attr to rewrite data block
177  * of length @len at @dst by attribute payload; do nothing if @attr is null.
178  * Bool pointed to by @mod is set to true if this function changed the logical
179  * value of *dst, otherwise it is left as is.
180  */
181 static inline void ethnl_update_binary(void *dst, unsigned int len,
182 				       const struct nlattr *attr, bool *mod)
183 {
184 	if (!attr)
185 		return;
186 	if (nla_len(attr) < len)
187 		len = nla_len(attr);
188 	if (!memcmp(dst, nla_data(attr), len))
189 		return;
190 
191 	memcpy(dst, nla_data(attr), len);
192 	*mod = true;
193 }
194 
195 /**
196  * ethnl_update_bitfield32() - update u32 value from NLA_BITFIELD32 attribute
197  * @dst:  value to update
198  * @attr: netlink attribute with new value or null
199  * @mod:  pointer to bool for modification tracking
200  *
201  * Update bits in u32 value which are set in attribute's mask to values from
202  * attribute's value. Do nothing if @attr is null or the value wouldn't change;
203  * otherwise, set bool pointed to by @mod to true.
204  */
205 static inline void ethnl_update_bitfield32(u32 *dst, const struct nlattr *attr,
206 					   bool *mod)
207 {
208 	struct nla_bitfield32 change;
209 	u32 newval;
210 
211 	if (!attr)
212 		return;
213 	change = nla_get_bitfield32(attr);
214 	newval = (*dst & ~change.selector) | (change.value & change.selector);
215 	if (*dst == newval)
216 		return;
217 
218 	*dst = newval;
219 	*mod = true;
220 }
221 
222 /**
223  * ethnl_reply_header_size() - total size of reply header
224  *
225  * This is an upper estimate so that we do not need to hold RTNL lock longer
226  * than necessary (to prevent rename between size estimate and composing the
227  * message). Accounts only for device ifindex and name as those are the only
228  * attributes ethnl_fill_reply_header() puts into the reply header.
229  */
230 static inline unsigned int ethnl_reply_header_size(void)
231 {
232 	return nla_total_size(nla_total_size(sizeof(u32)) +
233 			      nla_total_size(IFNAMSIZ));
234 }
235 
236 /* GET request handling */
237 
238 /* Unified processing of GET requests uses two data structures: request info
239  * and reply data. Request info holds information parsed from client request
240  * and its stays constant through all request processing. Reply data holds data
241  * retrieved from ethtool_ops callbacks or other internal sources which is used
242  * to compose the reply. When processing a dump request, request info is filled
243  * only once (when the request message is parsed) but reply data is filled for
244  * each reply message.
245  *
246  * Both structures consist of part common for all request types (struct
247  * ethnl_req_info and struct ethnl_reply_data defined below) and optional
248  * parts specific for each request type. Common part always starts at offset 0.
249  */
250 
251 /**
252  * struct ethnl_req_info - base type of request information for GET requests
253  * @dev:   network device the request is for (may be null)
254  * @dev_tracker: refcount tracker for @dev reference
255  * @flags: request flags common for all request types
256  * @phy_index: phy_device index connected to @dev this request is for. Can be
257  *	       0 if the request doesn't target a phy, or if the @dev's attached
258  *	       phy is targeted.
259  *
260  * This is a common base for request specific structures holding data from
261  * parsed userspace request. These always embed struct ethnl_req_info at
262  * zero offset.
263  */
264 struct ethnl_req_info {
265 	struct net_device	*dev;
266 	netdevice_tracker	dev_tracker;
267 	u32			flags;
268 	u32			phy_index;
269 };
270 
271 static inline void ethnl_parse_header_dev_put(struct ethnl_req_info *req_info)
272 {
273 	netdev_put(req_info->dev, &req_info->dev_tracker);
274 }
275 
276 /**
277  * ethnl_req_get_phydev() - Gets the phy_device targeted by this request,
278  *			    if any. Must be called under rntl_lock().
279  * @req_info:	The ethnl request to get the phy from.
280  * @tb:		The netlink attributes array, for error reporting.
281  * @header:	The netlink header index, used for error reporting.
282  * @extack:	The netlink extended ACK, for error reporting.
283  *
284  * The caller must hold RTNL, until it's done interacting with the returned
285  * phy_device.
286  *
287  * Return: A phy_device pointer corresponding either to the passed phy_index
288  *	   if one is provided. If not, the phy_device attached to the
289  *	   net_device targeted by this request is returned. If there's no
290  *	   targeted net_device, or no phy_device is attached, NULL is
291  *	   returned. If the provided phy_index is invalid, an error pointer
292  *	   is returned.
293  */
294 struct phy_device *ethnl_req_get_phydev(const struct ethnl_req_info *req_info,
295 					struct nlattr **tb, unsigned int header,
296 					struct netlink_ext_ack *extack);
297 
298 /**
299  * struct ethnl_reply_data - base type of reply data for GET requests
300  * @dev:       device for current reply message; in single shot requests it is
301  *             equal to &ethnl_req_info.dev; in dumps it's different for each
302  *             reply message
303  *
304  * This is a common base for request specific structures holding data for
305  * kernel reply message. These always embed struct ethnl_reply_data at zero
306  * offset.
307  */
308 struct ethnl_reply_data {
309 	struct net_device		*dev;
310 };
311 
312 int ethnl_ops_begin(struct net_device *dev);
313 void ethnl_ops_complete(struct net_device *dev);
314 
315 enum ethnl_sock_type {
316 	ETHTOOL_SOCK_TYPE_MODULE_FW_FLASH,
317 };
318 
319 struct ethnl_sock_priv {
320 	struct net_device *dev;
321 	u32 portid;
322 	enum ethnl_sock_type type;
323 };
324 
325 int ethnl_sock_priv_set(struct sk_buff *skb, struct net_device *dev, u32 portid,
326 			enum ethnl_sock_type type);
327 
328 /**
329  * struct ethnl_request_ops - unified handling of GET and SET requests
330  * @request_cmd:      command id for request (GET)
331  * @reply_cmd:        command id for reply (GET_REPLY)
332  * @hdr_attr:         attribute type for request header
333  * @req_info_size:    size of request info
334  * @reply_data_size:  size of reply data
335  * @allow_nodev_do:   allow non-dump request with no device identification
336  * @set_ntf_cmd:      notification to generate on changes (SET)
337  * @parse_request:
338  *	Parse request except common header (struct ethnl_req_info). Common
339  *	header is already filled on entry, the rest up to @repdata_offset
340  *	is zero initialized. This callback should only modify type specific
341  *	request info by parsed attributes from request message.
342  *	Called for both GET and SET. Information parsed for SET will
343  *	be conveyed to the req_info used during NTF generation.
344  * @prepare_data:
345  *	Retrieve and prepare data needed to compose a reply message. Calls to
346  *	ethtool_ops handlers are limited to this callback. Common reply data
347  *	(struct ethnl_reply_data) is filled on entry, type specific part after
348  *	it is zero initialized. This callback should only modify the type
349  *	specific part of reply data. Device identification from struct
350  *	ethnl_reply_data is to be used as for dump requests, it iterates
351  *	through network devices while dev member of struct ethnl_req_info
352  *	points to the device from client request.
353  * @reply_size:
354  *	Estimate reply message size. Returned value must be sufficient for
355  *	message payload without common reply header. The callback may returned
356  *	estimate higher than actual message size if exact calculation would
357  *	not be worth the saved memory space.
358  * @fill_reply:
359  *	Fill reply message payload (except for common header) from reply data.
360  *	The callback must not generate more payload than previously called
361  *	->reply_size() estimated.
362  * @cleanup_data:
363  *	Optional cleanup called when reply data is no longer needed. Can be
364  *	used e.g. to free any additional data structures outside the main
365  *	structure which were allocated by ->prepare_data(). When processing
366  *	dump requests, ->cleanup() is called for each message.
367  * @set_validate:
368  *	Check if set operation is supported for a given device, and perform
369  *	extra input checks. Expected return values:
370  *	 - 0 if the operation is a noop for the device (rare)
371  *	 - 1 if operation should proceed to calling @set
372  *	 - negative errno on errors
373  *	Called without any locks, just a reference on the netdev.
374  * @set:
375  *	Execute the set operation. The implementation should return
376  *	 - 0 if no configuration has changed
377  *	 - 1 if configuration changed and notification should be generated
378  *	 - negative errno on errors
379  *
380  * Description of variable parts of GET request handling when using the
381  * unified infrastructure. When used, a pointer to an instance of this
382  * structure is to be added to &ethnl_default_requests array and generic
383  * handlers ethnl_default_doit(), ethnl_default_dumpit(),
384  * ethnl_default_start() and ethnl_default_done() used in @ethtool_genl_ops;
385  * ethnl_default_notify() can be used in @ethnl_notify_handlers to send
386  * notifications of the corresponding type.
387  */
388 struct ethnl_request_ops {
389 	u8			request_cmd;
390 	u8			reply_cmd;
391 	u16			hdr_attr;
392 	unsigned int		req_info_size;
393 	unsigned int		reply_data_size;
394 	bool			allow_nodev_do;
395 	u8			set_ntf_cmd;
396 
397 	int (*parse_request)(struct ethnl_req_info *req_info,
398 			     struct nlattr **tb,
399 			     struct netlink_ext_ack *extack);
400 	int (*prepare_data)(const struct ethnl_req_info *req_info,
401 			    struct ethnl_reply_data *reply_data,
402 			    const struct genl_info *info);
403 	int (*reply_size)(const struct ethnl_req_info *req_info,
404 			  const struct ethnl_reply_data *reply_data);
405 	int (*fill_reply)(struct sk_buff *skb,
406 			  const struct ethnl_req_info *req_info,
407 			  const struct ethnl_reply_data *reply_data);
408 	void (*cleanup_data)(struct ethnl_reply_data *reply_data);
409 
410 	int (*set_validate)(struct ethnl_req_info *req_info,
411 			    struct genl_info *info);
412 	int (*set)(struct ethnl_req_info *req_info,
413 		   struct genl_info *info);
414 };
415 
416 /* request handlers */
417 
418 extern const struct ethnl_request_ops ethnl_strset_request_ops;
419 extern const struct ethnl_request_ops ethnl_linkinfo_request_ops;
420 extern const struct ethnl_request_ops ethnl_linkmodes_request_ops;
421 extern const struct ethnl_request_ops ethnl_linkstate_request_ops;
422 extern const struct ethnl_request_ops ethnl_debug_request_ops;
423 extern const struct ethnl_request_ops ethnl_wol_request_ops;
424 extern const struct ethnl_request_ops ethnl_features_request_ops;
425 extern const struct ethnl_request_ops ethnl_privflags_request_ops;
426 extern const struct ethnl_request_ops ethnl_rings_request_ops;
427 extern const struct ethnl_request_ops ethnl_channels_request_ops;
428 extern const struct ethnl_request_ops ethnl_coalesce_request_ops;
429 extern const struct ethnl_request_ops ethnl_pause_request_ops;
430 extern const struct ethnl_request_ops ethnl_eee_request_ops;
431 extern const struct ethnl_request_ops ethnl_tsinfo_request_ops;
432 extern const struct ethnl_request_ops ethnl_fec_request_ops;
433 extern const struct ethnl_request_ops ethnl_module_eeprom_request_ops;
434 extern const struct ethnl_request_ops ethnl_stats_request_ops;
435 extern const struct ethnl_request_ops ethnl_phc_vclocks_request_ops;
436 extern const struct ethnl_request_ops ethnl_module_request_ops;
437 extern const struct ethnl_request_ops ethnl_pse_request_ops;
438 extern const struct ethnl_request_ops ethnl_rss_request_ops;
439 extern const struct ethnl_request_ops ethnl_plca_cfg_request_ops;
440 extern const struct ethnl_request_ops ethnl_plca_status_request_ops;
441 extern const struct ethnl_request_ops ethnl_mm_request_ops;
442 extern const struct ethnl_request_ops ethnl_phy_request_ops;
443 extern const struct ethnl_request_ops ethnl_tsconfig_request_ops;
444 
445 extern const struct nla_policy ethnl_header_policy[ETHTOOL_A_HEADER_FLAGS + 1];
446 extern const struct nla_policy ethnl_header_policy_stats[ETHTOOL_A_HEADER_FLAGS + 1];
447 extern const struct nla_policy ethnl_header_policy_phy[ETHTOOL_A_HEADER_PHY_INDEX + 1];
448 extern const struct nla_policy ethnl_header_policy_phy_stats[ETHTOOL_A_HEADER_PHY_INDEX + 1];
449 extern const struct nla_policy ethnl_strset_get_policy[ETHTOOL_A_STRSET_COUNTS_ONLY + 1];
450 extern const struct nla_policy ethnl_linkinfo_get_policy[ETHTOOL_A_LINKINFO_HEADER + 1];
451 extern const struct nla_policy ethnl_linkinfo_set_policy[ETHTOOL_A_LINKINFO_TP_MDIX_CTRL + 1];
452 extern const struct nla_policy ethnl_linkmodes_get_policy[ETHTOOL_A_LINKMODES_HEADER + 1];
453 extern const struct nla_policy ethnl_linkmodes_set_policy[ETHTOOL_A_LINKMODES_LANES + 1];
454 extern const struct nla_policy ethnl_linkstate_get_policy[ETHTOOL_A_LINKSTATE_HEADER + 1];
455 extern const struct nla_policy ethnl_debug_get_policy[ETHTOOL_A_DEBUG_HEADER + 1];
456 extern const struct nla_policy ethnl_debug_set_policy[ETHTOOL_A_DEBUG_MSGMASK + 1];
457 extern const struct nla_policy ethnl_wol_get_policy[ETHTOOL_A_WOL_HEADER + 1];
458 extern const struct nla_policy ethnl_wol_set_policy[ETHTOOL_A_WOL_SOPASS + 1];
459 extern const struct nla_policy ethnl_features_get_policy[ETHTOOL_A_FEATURES_HEADER + 1];
460 extern const struct nla_policy ethnl_features_set_policy[ETHTOOL_A_FEATURES_WANTED + 1];
461 extern const struct nla_policy ethnl_privflags_get_policy[ETHTOOL_A_PRIVFLAGS_HEADER + 1];
462 extern const struct nla_policy ethnl_privflags_set_policy[ETHTOOL_A_PRIVFLAGS_FLAGS + 1];
463 extern const struct nla_policy ethnl_rings_get_policy[ETHTOOL_A_RINGS_HEADER + 1];
464 extern const struct nla_policy ethnl_rings_set_policy[ETHTOOL_A_RINGS_HDS_THRESH_MAX + 1];
465 extern const struct nla_policy ethnl_channels_get_policy[ETHTOOL_A_CHANNELS_HEADER + 1];
466 extern const struct nla_policy ethnl_channels_set_policy[ETHTOOL_A_CHANNELS_COMBINED_COUNT + 1];
467 extern const struct nla_policy ethnl_coalesce_get_policy[ETHTOOL_A_COALESCE_HEADER + 1];
468 extern const struct nla_policy ethnl_coalesce_set_policy[ETHTOOL_A_COALESCE_MAX + 1];
469 extern const struct nla_policy ethnl_pause_get_policy[ETHTOOL_A_PAUSE_STATS_SRC + 1];
470 extern const struct nla_policy ethnl_pause_set_policy[ETHTOOL_A_PAUSE_STATS_SRC + 1];
471 extern const struct nla_policy ethnl_eee_get_policy[ETHTOOL_A_EEE_HEADER + 1];
472 extern const struct nla_policy ethnl_eee_set_policy[ETHTOOL_A_EEE_TX_LPI_TIMER + 1];
473 extern const struct nla_policy ethnl_tsinfo_get_policy[ETHTOOL_A_TSINFO_MAX + 1];
474 extern const struct nla_policy ethnl_cable_test_act_policy[ETHTOOL_A_CABLE_TEST_HEADER + 1];
475 extern const struct nla_policy ethnl_cable_test_tdr_act_policy[ETHTOOL_A_CABLE_TEST_TDR_CFG + 1];
476 extern const struct nla_policy ethnl_tunnel_info_get_policy[ETHTOOL_A_TUNNEL_INFO_HEADER + 1];
477 extern const struct nla_policy ethnl_fec_get_policy[ETHTOOL_A_FEC_HEADER + 1];
478 extern const struct nla_policy ethnl_fec_set_policy[ETHTOOL_A_FEC_AUTO + 1];
479 extern const struct nla_policy ethnl_module_eeprom_get_policy[ETHTOOL_A_MODULE_EEPROM_I2C_ADDRESS + 1];
480 extern const struct nla_policy ethnl_stats_get_policy[ETHTOOL_A_STATS_SRC + 1];
481 extern const struct nla_policy ethnl_phc_vclocks_get_policy[ETHTOOL_A_PHC_VCLOCKS_HEADER + 1];
482 extern const struct nla_policy ethnl_module_get_policy[ETHTOOL_A_MODULE_HEADER + 1];
483 extern const struct nla_policy ethnl_module_set_policy[ETHTOOL_A_MODULE_POWER_MODE_POLICY + 1];
484 extern const struct nla_policy ethnl_pse_get_policy[ETHTOOL_A_PSE_HEADER + 1];
485 extern const struct nla_policy ethnl_pse_set_policy[ETHTOOL_A_PSE_MAX + 1];
486 extern const struct nla_policy ethnl_rss_get_policy[ETHTOOL_A_RSS_START_CONTEXT + 1];
487 extern const struct nla_policy ethnl_plca_get_cfg_policy[ETHTOOL_A_PLCA_HEADER + 1];
488 extern const struct nla_policy ethnl_plca_set_cfg_policy[ETHTOOL_A_PLCA_MAX + 1];
489 extern const struct nla_policy ethnl_plca_get_status_policy[ETHTOOL_A_PLCA_HEADER + 1];
490 extern const struct nla_policy ethnl_mm_get_policy[ETHTOOL_A_MM_HEADER + 1];
491 extern const struct nla_policy ethnl_mm_set_policy[ETHTOOL_A_MM_MAX + 1];
492 extern const struct nla_policy ethnl_module_fw_flash_act_policy[ETHTOOL_A_MODULE_FW_FLASH_PASSWORD + 1];
493 extern const struct nla_policy ethnl_phy_get_policy[ETHTOOL_A_PHY_HEADER + 1];
494 extern const struct nla_policy ethnl_tsconfig_get_policy[ETHTOOL_A_TSCONFIG_HEADER + 1];
495 extern const struct nla_policy ethnl_tsconfig_set_policy[ETHTOOL_A_TSCONFIG_MAX + 1];
496 
497 int ethnl_set_features(struct sk_buff *skb, struct genl_info *info);
498 int ethnl_act_cable_test(struct sk_buff *skb, struct genl_info *info);
499 int ethnl_act_cable_test_tdr(struct sk_buff *skb, struct genl_info *info);
500 int ethnl_tunnel_info_doit(struct sk_buff *skb, struct genl_info *info);
501 int ethnl_tunnel_info_start(struct netlink_callback *cb);
502 int ethnl_tunnel_info_dumpit(struct sk_buff *skb, struct netlink_callback *cb);
503 int ethnl_act_module_fw_flash(struct sk_buff *skb, struct genl_info *info);
504 int ethnl_rss_dump_start(struct netlink_callback *cb);
505 int ethnl_rss_dumpit(struct sk_buff *skb, struct netlink_callback *cb);
506 int ethnl_tsinfo_start(struct netlink_callback *cb);
507 int ethnl_tsinfo_dumpit(struct sk_buff *skb, struct netlink_callback *cb);
508 int ethnl_tsinfo_done(struct netlink_callback *cb);
509 
510 extern const char stats_std_names[__ETHTOOL_STATS_CNT][ETH_GSTRING_LEN];
511 extern const char stats_eth_phy_names[__ETHTOOL_A_STATS_ETH_PHY_CNT][ETH_GSTRING_LEN];
512 extern const char stats_eth_mac_names[__ETHTOOL_A_STATS_ETH_MAC_CNT][ETH_GSTRING_LEN];
513 extern const char stats_eth_ctrl_names[__ETHTOOL_A_STATS_ETH_CTRL_CNT][ETH_GSTRING_LEN];
514 extern const char stats_rmon_names[__ETHTOOL_A_STATS_RMON_CNT][ETH_GSTRING_LEN];
515 extern const char stats_phy_names[__ETHTOOL_A_STATS_PHY_CNT][ETH_GSTRING_LEN];
516 
517 #endif /* _NET_ETHTOOL_NETLINK_H */
518