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