1 #ifndef NETDEV_PCS_H 1
2 #define NETDEV_PCS_H
3
4 #include <linux/phy.h>
5 #include <linux/spinlock.h>
6 #include <linux/workqueue.h>
7
8 struct device_node;
9 struct ethtool_cmd;
10 struct fwnode_handle;
11 struct net_device;
12 struct phylink;
13
14 enum {
15 MLO_PAUSE_NONE,
16 MLO_PAUSE_RX = BIT(0),
17 MLO_PAUSE_TX = BIT(1),
18 MLO_PAUSE_TXRX_MASK = MLO_PAUSE_TX | M
19 MLO_PAUSE_AN = BIT(2),
20
21 MLO_AN_PHY = 0, /* Conventional PHY */
22 MLO_AN_FIXED, /* Fixed-link mode */
23 MLO_AN_INBAND, /* In-band protocol */
24
25 /* PCS "negotiation" mode.
26 * PHYLINK_PCS_NEG_NONE - protocol ha
27 * PHYLINK_PCS_NEG_OUTBAND - some out
28 * PHYLINK_PCS_NEG_INBAND_DISABLED -
29 *
30 * PHYLINK_PCS_NEG_INBAND_ENABLED - i
31 * Additionally, this can be tested us
32 * PHYLINK_PCS_NEG_INBAND - inband mo
33 * PHYLINK_PCS_NEG_ENABLED - negotiat
34 */
35 PHYLINK_PCS_NEG_NONE = 0,
36 PHYLINK_PCS_NEG_ENABLED = BIT(4),
37 PHYLINK_PCS_NEG_OUTBAND = BIT(5),
38 PHYLINK_PCS_NEG_INBAND = BIT(6),
39 PHYLINK_PCS_NEG_INBAND_DISABLED = PHYL
40 PHYLINK_PCS_NEG_INBAND_ENABLED = PHYLI
41 PHYLI
42
43 /* MAC_SYM_PAUSE and MAC_ASYM_PAUSE ar
44 * autonegotiation advertisement. They
45 * ASM_DIR bits defined by 802.3, resp
46 *
47 * The following table lists the value
48 * might be requested in mac_link_up.
49 * the results of autonegotation (if M
50 * configuration (if MLO_PAUSE_AN is n
51 *
52 * MAC_SYM_PAUSE MAC_ASYM_PAUSE MLO_PA
53 * ============= ============== ======
54 * 0 0
55 * 0 0
56 * 0 1
57 * 0 1
58 * 1 0
59 * 1 0
60 * 1 1
61 * 1 1
62 *
63 * If you set MAC_ASYM_PAUSE, the user
64 * tx_pause and rx_pause. You do not h
65 * combinations.
66 *
67 * However, you should support combina
68 * which might be the result of autone
69 * MAC_SYM_PAUSE unless your device ca
70 * at the same time.
71 */
72 MAC_SYM_PAUSE = BIT(0),
73 MAC_ASYM_PAUSE = BIT(1),
74 MAC_10HD = BIT(2),
75 MAC_10FD = BIT(3),
76 MAC_10 = MAC_10HD | MAC_10FD,
77 MAC_100HD = BIT(4),
78 MAC_100FD = BIT(5),
79 MAC_100 = MAC_100HD | MAC_100F
80 MAC_1000HD = BIT(6),
81 MAC_1000FD = BIT(7),
82 MAC_1000 = MAC_1000HD | MAC_100
83 MAC_2500FD = BIT(8),
84 MAC_5000FD = BIT(9),
85 MAC_10000FD = BIT(10),
86 MAC_20000FD = BIT(11),
87 MAC_25000FD = BIT(12),
88 MAC_40000FD = BIT(13),
89 MAC_50000FD = BIT(14),
90 MAC_56000FD = BIT(15),
91 MAC_100000FD = BIT(16),
92 MAC_200000FD = BIT(17),
93 MAC_400000FD = BIT(18),
94 };
95
96 static inline bool phylink_autoneg_inband(unsi
97 {
98 return mode == MLO_AN_INBAND;
99 }
100
101 /**
102 * struct phylink_link_state - link state stru
103 * @advertising: ethtool bitmask containing ad
104 * @lp_advertising: ethtool bitmask containing
105 * modes
106 * @interface: link &typedef phy_interface_t m
107 * @speed: link speed, one of the SPEED_* cons
108 * @duplex: link duplex mode, one of DUPLEX_*
109 * @pause: link pause state, described by MLO_
110 * @rate_matching: rate matching being perform
111 * constants. If rate matching is taking pla
112 * the medium link mode (@speed and @duplex)
113 * interface mode (@interface) are different
114 * @link: true if the link is up.
115 * @an_complete: true if autonegotiation has c
116 */
117 struct phylink_link_state {
118 __ETHTOOL_DECLARE_LINK_MODE_MASK(adver
119 __ETHTOOL_DECLARE_LINK_MODE_MASK(lp_ad
120 phy_interface_t interface;
121 int speed;
122 int duplex;
123 int pause;
124 int rate_matching;
125 unsigned int link:1;
126 unsigned int an_complete:1;
127 };
128
129 enum phylink_op_type {
130 PHYLINK_NETDEV = 0,
131 PHYLINK_DEV,
132 };
133
134 /**
135 * struct phylink_config - PHYLINK configurati
136 * @dev: a pointer to a struct device associat
137 * @type: operation type of PHYLINK instance
138 * @poll_fixed_state: if true, starts link_pol
139 * if MAC link is at %MLO_A
140 * @mac_managed_pm: if true, indicate the MAC
141 * @mac_requires_rxc: if true, the MAC always
142 * The PHY driver should st
143 * possible and avoid stopp
144 * @default_an_inband: if true, defaults to ML
145 * MLO_AN_PHY. A fixed-lin
146 * @get_fixed_state: callback to execute to de
147 * if MAC link is at %MLO_AN
148 * @supported_interfaces: bitmap describing wh
149 * are supported by the
150 * @mac_capabilities: MAC pause/speed/duplex c
151 */
152 struct phylink_config {
153 struct device *dev;
154 enum phylink_op_type type;
155 bool poll_fixed_state;
156 bool mac_managed_pm;
157 bool mac_requires_rxc;
158 bool default_an_inband;
159 void (*get_fixed_state)(struct phylink
160 struct phylink
161 DECLARE_PHY_INTERFACE_MASK(supported_i
162 unsigned long mac_capabilities;
163 };
164
165 void phylink_limit_mac_speed(struct phylink_co
166
167 /**
168 * struct phylink_mac_ops - MAC operations str
169 * @mac_get_caps: Get MAC capabilities for int
170 * @mac_select_pcs: Select a PCS for the inter
171 * @mac_prepare: prepare for a major reconfigu
172 * @mac_config: configure the MAC for the sele
173 * @mac_finish: finish a major reconfiguration
174 * @mac_link_down: take the link down.
175 * @mac_link_up: allow the link to come up.
176 *
177 * The individual methods are described more f
178 */
179 struct phylink_mac_ops {
180 unsigned long (*mac_get_caps)(struct p
181 phy_inte
182 struct phylink_pcs *(*mac_select_pcs)(
183
184 int (*mac_prepare)(struct phylink_conf
185 phy_interface_t ifa
186 void (*mac_config)(struct phylink_conf
187 const struct phylin
188 int (*mac_finish)(struct phylink_confi
189 phy_interface_t ifac
190 void (*mac_link_down)(struct phylink_c
191 phy_interface_t
192 void (*mac_link_up)(struct phylink_con
193 struct phy_device
194 phy_interface_t in
195 bool tx_pause, boo
196 };
197
198 #if 0 /* For kernel-doc purposes only. */
199 /**
200 * mac_get_caps: Get MAC capabilities for inte
201 * @config: a pointer to a &struct phylink_con
202 * @interface: PHY interface mode.
203 *
204 * Optional method. When not provided, config-
205 * When implemented, this returns the MAC capa
206 * interface mode where there is some special
207 * driver (e.g. not supporting half-duplex in
208 */
209 unsigned long mac_get_caps(struct phylink_conf
210 phy_interface_t int
211 /**
212 * mac_select_pcs: Select a PCS for the interf
213 * @config: a pointer to a &struct phylink_con
214 * @interface: PHY interface mode for PCS
215 *
216 * Return the &struct phylink_pcs for the spec
217 * NULL if none is required, or an error point
218 *
219 * This must not modify any state. It is used
220 * be used. Phylink will use this during valid
221 * configuration is valid, and when setting a
222 * set the PCS that will be used.
223 */
224 struct phylink_pcs *mac_select_pcs(struct phyl
225 phy_interfa
226
227 /**
228 * mac_prepare() - prepare to change the PHY i
229 * @config: a pointer to a &struct phylink_con
230 * @mode: one of %MLO_AN_FIXED, %MLO_AN_PHY, %
231 * @iface: interface mode to switch to
232 *
233 * phylink will call this method at the beginn
234 * of the link, which includes changing the in
235 * startup time. It may be called for the curr
236 * should perform whatever actions are require
237 * Serdes PHY.
238 *
239 * This will be the first call in the sequence
240 * - mac_prepare()
241 * - mac_config()
242 * - pcs_config()
243 * - possible pcs_an_restart()
244 * - mac_finish()
245 *
246 * Returns zero on success, or negative errno
247 * reported to the kernel log.
248 */
249 int mac_prepare(struct phylink_config *config,
250 phy_interface_t iface);
251
252 /**
253 * mac_config() - configure the MAC for the se
254 * @config: a pointer to a &struct phylink_con
255 * @mode: one of %MLO_AN_FIXED, %MLO_AN_PHY, %
256 * @state: a pointer to a &struct phylink_link
257 *
258 * Note - not all members of @state are valid.
259 * @state->lp_advertising, @state->link, @stat
260 * guaranteed to be correct, and so any mac_co
261 * never reference these fields.
262 *
263 * This will only be called to reconfigure the
264 * e.g. interface mode. It will not be called
265 * or pause modes or to change the in-band adv
266 *
267 * In all negotiation modes, as defined by @mo
268 * pause settings which should be applied as f
269 * set, %MLO_PAUSE_TX and %MLO_PAUSE_RX indica
270 * pause frames and/or act on received pause f
271 * the results of in-band negotiation/status f
272 * to control the MAC pause mode settings.
273 *
274 * The action performed depends on the current
275 *
276 * %MLO_AN_FIXED, %MLO_AN_PHY:
277 * Configure for non-inband negotiation mode
278 * are completely communicated via mac_link_
279 * protocol from the MAC is specified by @st
280 *
281 * @state->advertising may be used, but is n
282 *
283 * Older drivers (prior to the mac_link_up()
284 * @state->duplex and @state->pause to confi
285 * deprecated; such drivers should be conver
286 *
287 * Other members of @state must be ignored.
288 *
289 * Valid state members: interface, advertisi
290 * Deprecated state members: speed, duplex,
291 *
292 * %MLO_AN_INBAND:
293 * place the link in an inband negotiation m
294 * 1000base-X or Cisco SGMII mode depending
295 * mode). In both cases, link state manageme
296 * is up or not) is performed by the MAC, an
297 * pcs_get_state() callback. Changes in link
298 * by calling phylink_mac_change().
299 *
300 * Interface mode specific details are menti
301 *
302 * If in 802.3z mode, the link speed is fixe
303 * @state->interface. Duplex and pause modes
304 * the in-band configuration word. Advertise
305 * according to the @state->an_enabled and @
306 * flags. Beware of MACs which only support
307 * and higher speeds.
308 *
309 * If in Cisco SGMII mode, the link speed an
310 * in the serial bitstream 16-bit configurat
311 * should be configured to read these bits a
312 * configuration word. Nothing is advertised
313 * responsible for reading the configuration
314 * itself accordingly.
315 *
316 * Valid state members: interface, an_enable
317 *
318 * Implementations are expected to update the
319 * requested settings - i.o.w., if nothing has
320 * calls, no action is expected. If only flow
321 * changed, flow control should be updated *wi
322 * down. This "update" behaviour is critical
323 * link up status.
324 */
325 void mac_config(struct phylink_config *config,
326 const struct phylink_link_stat
327
328 /**
329 * mac_finish() - finish a to change the PHY i
330 * @config: a pointer to a &struct phylink_con
331 * @mode: one of %MLO_AN_FIXED, %MLO_AN_PHY, %
332 * @iface: interface mode to switch to
333 *
334 * phylink will call this if it called mac_pre
335 * complete any necessary steps after the MAC
336 * for the @mode and @iface. E.g. a MAC driver
337 * Serdes PHY here if it was previously disabl
338 *
339 * Returns zero on success, or negative errno
340 * reported to the kernel log.
341 */
342 int mac_finish(struct phylink_config *config,
343 phy_interface_t iface);
344
345 /**
346 * mac_link_down() - take the link down
347 * @config: a pointer to a &struct phylink_con
348 * @mode: link autonegotiation mode
349 * @interface: link &typedef phy_interface_t m
350 *
351 * If @mode is not an in-band negotiation mode
352 * phylink_autoneg_inband()), force the link d
353 * Energy Efficient Ethernet MAC configuration
354 * selection must be done in mac_config().
355 */
356 void mac_link_down(struct phylink_config *conf
357 phy_interface_t interface);
358
359 /**
360 * mac_link_up() - allow the link to come up
361 * @config: a pointer to a &struct phylink_con
362 * @phy: any attached phy
363 * @mode: link autonegotiation mode
364 * @interface: link &typedef phy_interface_t m
365 * @speed: link speed
366 * @duplex: link duplex
367 * @tx_pause: link transmit pause enablement s
368 * @rx_pause: link receive pause enablement st
369 *
370 * Configure the MAC for an established link.
371 *
372 * @speed, @duplex, @tx_pause and @rx_pause in
373 * settings, and should be used to configure t
374 * where these settings are not automatically
375 * or if in-band negotiation (as defined by ph
376 * is disabled.
377 *
378 * Note that when 802.3z in-band negotiation i
379 * that the user wishes to override the pause
380 * be allowed when considering the implementat
381 *
382 * If in-band negotiation mode is disabled, al
383 * @phy is non-%NULL, configure Energy Efficie
384 * phy_init_eee() and perform appropriate MAC
385 * Interface type selection must be done in ma
386 */
387 void mac_link_up(struct phylink_config *config
388 unsigned int mode, phy_interf
389 int speed, int duplex, bool t
390 #endif
391
392 struct phylink_pcs_ops;
393
394 /**
395 * struct phylink_pcs - PHYLINK PCS instance
396 * @ops: a pointer to the &struct phylink_pcs_
397 * @phylink: pointer to &struct phylink_config
398 * @neg_mode: provide PCS neg mode via "mode"
399 * @poll: poll the PCS for link changes
400 * @rxc_always_on: The MAC driver requires the
401 * to always be on. Standalone
402 * do not have access to a PHY
403 * this instead of PHY_F_RXC_A
404 *
405 * This structure is designed to be embedded w
406 * and will be passed between phylink and the
407 *
408 * The @phylink member is private to phylink a
409 * the PCS driver.
410 */
411 struct phylink_pcs {
412 const struct phylink_pcs_ops *ops;
413 struct phylink *phylink;
414 bool neg_mode;
415 bool poll;
416 bool rxc_always_on;
417 };
418
419 /**
420 * struct phylink_pcs_ops - MAC PCS operations
421 * @pcs_validate: validate the link configurat
422 * @pcs_enable: enable the PCS.
423 * @pcs_disable: disable the PCS.
424 * @pcs_pre_config: pre-mac_config method (for
425 * @pcs_post_config: post-mac_config method (f
426 * @pcs_get_state: read the current MAC PCS li
427 * @pcs_config: configure the MAC PCS for the
428 * @pcs_an_restart: restart 802.3z BaseX auton
429 * @pcs_link_up: program the PCS for the resol
430 * (where necessary).
431 * @pcs_pre_init: configure PCS components nec
432 * initialization e.g. RX clock
433 */
434 struct phylink_pcs_ops {
435 int (*pcs_validate)(struct phylink_pcs
436 const struct phyli
437 int (*pcs_enable)(struct phylink_pcs *
438 void (*pcs_disable)(struct phylink_pcs
439 void (*pcs_pre_config)(struct phylink_
440 phy_interface_t
441 int (*pcs_post_config)(struct phylink_
442 phy_interface_t
443 void (*pcs_get_state)(struct phylink_p
444 struct phylink_l
445 int (*pcs_config)(struct phylink_pcs *
446 phy_interface_t inte
447 const unsigned long
448 bool permit_pause_to
449 void (*pcs_an_restart)(struct phylink_
450 void (*pcs_link_up)(struct phylink_pcs
451 phy_interface_t in
452 int (*pcs_pre_init)(struct phylink_pcs
453 };
454
455 #if 0 /* For kernel-doc purposes only. */
456 /**
457 * pcs_validate() - validate the link configur
458 * @pcs: a pointer to a &struct phylink_pcs.
459 * @supported: ethtool bitmask for supported l
460 * @state: a const pointer to a &struct phylin
461 *
462 * Validate the interface mode, and advertisin
463 * media ethtool link modes that would not be
464 * mask. Phylink will propagate the changes to
465 * &struct phylink_mac_ops validate() method.
466 *
467 * Returns -EINVAL if the interface mode/auton
468 * Returns non-zero positive if the link state
469 */
470 int pcs_validate(struct phylink_pcs *pcs, unsi
471 const struct phylink_link_sta
472
473 /**
474 * pcs_enable() - enable the PCS.
475 * @pcs: a pointer to a &struct phylink_pcs.
476 */
477 int pcs_enable(struct phylink_pcs *pcs);
478
479 /**
480 * pcs_disable() - disable the PCS.
481 * @pcs: a pointer to a &struct phylink_pcs.
482 */
483 void pcs_disable(struct phylink_pcs *pcs);
484
485 /**
486 * pcs_get_state() - Read the current inband l
487 * @pcs: a pointer to a &struct phylink_pcs.
488 * @state: a pointer to a &struct phylink_link
489 *
490 * Read the current inband link state from the
491 * current speed in @state->speed, duplex mode
492 * mode in @state->pause using the %MLO_PAUSE_
493 * negotiation completion state in @state->an_
494 * in @state->link. If possible, @state->lp_ad
495 * populated.
496 */
497 void pcs_get_state(struct phylink_pcs *pcs,
498 struct phylink_link_state *
499
500 /**
501 * pcs_config() - Configure the PCS mode and a
502 * @pcs: a pointer to a &struct phylink_pcs.
503 * @neg_mode: link negotiation mode (see below
504 * @interface: interface mode to be used
505 * @advertising: adertisement ethtool link mod
506 * @permit_pause_to_mac: permit forwarding pau
507 *
508 * Configure the PCS for the operating mode, t
509 * the advertisement mask. @permit_pause_to_ma
510 * hardware may forward the pause mode resolut
511 *
512 * When operating in %MLO_AN_INBAND, inband sh
513 * otherwise inband should be disabled.
514 *
515 * For SGMII, there is no advertisement from t
516 * be programmed to acknowledge the inband wor
517 *
518 * For 1000BASE-X, the advertisement should be
519 *
520 * For most 10GBASE-R, there is no advertiseme
521 *
522 * The %neg_mode argument should be tested via
523 * functions, or for PCS that set pcs->neg_mod
524 * against the PHYLINK_PCS_NEG_* definitions.
525 */
526 int pcs_config(struct phylink_pcs *pcs, unsign
527 phy_interface_t interface, cons
528 bool permit_pause_to_mac);
529
530 /**
531 * pcs_an_restart() - restart 802.3z BaseX aut
532 * @pcs: a pointer to a &struct phylink_pcs.
533 *
534 * When PCS ops are present, this overrides ma
535 * phylink_mac_ops.
536 */
537 void pcs_an_restart(struct phylink_pcs *pcs);
538
539 /**
540 * pcs_link_up() - program the PCS for the res
541 * @pcs: a pointer to a &struct phylink_pcs.
542 * @neg_mode: link negotiation mode (see below
543 * @interface: link &typedef phy_interface_t m
544 * @speed: link speed
545 * @duplex: link duplex
546 *
547 * This call will be made just before mac_link
548 * the resolved link parameters. For example,
549 * mode without in-band AN needs to be manuall
550 * and duplex setting. Otherwise, this should
551 *
552 * The %mode argument should be tested via the
553 * functions, or for PCS that set pcs->neg_mod
554 * against the PHYLINK_PCS_NEG_* definitions.
555 */
556 void pcs_link_up(struct phylink_pcs *pcs, unsi
557 phy_interface_t interface, in
558
559 /**
560 * pcs_pre_init() - Configure PCS components n
561 * @pcs: a pointer to a &struct phylink_pcs.
562 *
563 * This function can be called by MAC drivers
564 * phylink_pcs_pre_init() wrapper, before thei
565 * should not be called after the link is brou
566 * at this point could break the link.
567 *
568 * Some MAC devices require specific hardware
569 * their associated PCS device before they can
570 * hardware. An example of this is the initial
571 * which requires an active REF_CLK signal to
572 *
573 * By calling phylink_pcs_pre_init(), MAC driv
574 * setup in a way that allows for successful h
575 *
576 * The specific configuration performed by pcs
577 * model of PCS and the requirements of the MA
578 * driver authors should consider whether thei
579 * conjunction with a MAC device whose driver
580 * driver authors should document their requir
581 * pre-initialization.
582 *
583 */
584 int pcs_pre_init(struct phylink_pcs *pcs);
585
586 #endif
587
588 struct phylink *phylink_create(struct phylink_
589 const struct fw
590 phy_interface_t
591 const struct ph
592 void phylink_destroy(struct phylink *);
593 bool phylink_expects_phy(struct phylink *pl);
594
595 int phylink_connect_phy(struct phylink *, stru
596 int phylink_of_phy_connect(struct phylink *, s
597 int phylink_fwnode_phy_connect(struct phylink
598 const struct fw
599 u32 flags);
600 void phylink_disconnect_phy(struct phylink *);
601 int phylink_set_fixed_link(struct phylink *,
602 const struct phylin
603
604 void phylink_mac_change(struct phylink *, bool
605 void phylink_pcs_change(struct phylink_pcs *,
606
607 int phylink_pcs_pre_init(struct phylink *pl, s
608
609 void phylink_start(struct phylink *);
610 void phylink_stop(struct phylink *);
611
612 void phylink_suspend(struct phylink *pl, bool
613 void phylink_resume(struct phylink *pl);
614
615 void phylink_ethtool_get_wol(struct phylink *,
616 int phylink_ethtool_set_wol(struct phylink *,
617
618 int phylink_ethtool_ksettings_get(struct phyli
619 struct ethto
620 int phylink_ethtool_ksettings_set(struct phyli
621 const struct
622 int phylink_ethtool_nway_reset(struct phylink
623 void phylink_ethtool_get_pauseparam(struct phy
624 struct eth
625 int phylink_ethtool_set_pauseparam(struct phyl
626 struct etht
627 int phylink_get_eee_err(struct phylink *);
628 int phylink_init_eee(struct phylink *, bool);
629 int phylink_ethtool_get_eee(struct phylink *li
630 int phylink_ethtool_set_eee(struct phylink *li
631 int phylink_mii_ioctl(struct phylink *, struct
632 int phylink_speed_down(struct phylink *pl, boo
633 int phylink_speed_up(struct phylink *pl);
634
635 #define phylink_zero(bm) \
636 bitmap_zero(bm, __ETHTOOL_LINK_MODE_MA
637 #define __phylink_do_bit(op, bm, mode) \
638 op(ETHTOOL_LINK_MODE_ ## mode ## _BIT,
639
640 #define phylink_set(bm, mode) __phylink_do_b
641 #define phylink_clear(bm, mode) __phylink_do_b
642 #define phylink_test(bm, mode) __phylink_do_b
643
644 void phylink_set_port_modes(unsigned long *bit
645
646 /**
647 * phylink_get_link_timer_ns - return the PCS
648 * @interface: link &typedef phy_interface_t m
649 *
650 * Return the PCS link timer setting in nanose
651 * mode, or -EINVAL if not appropriate.
652 */
653 static inline int phylink_get_link_timer_ns(ph
654 {
655 switch (interface) {
656 case PHY_INTERFACE_MODE_SGMII:
657 case PHY_INTERFACE_MODE_QSGMII:
658 case PHY_INTERFACE_MODE_USXGMII:
659 case PHY_INTERFACE_MODE_10G_QXGMII:
660 return 1600000;
661
662 case PHY_INTERFACE_MODE_1000BASEX:
663 case PHY_INTERFACE_MODE_2500BASEX:
664 return 10000000;
665
666 default:
667 return -EINVAL;
668 }
669 }
670
671 void phylink_mii_c22_pcs_decode_state(struct p
672 u16 bmsr
673 void phylink_mii_c22_pcs_get_state(struct mdio
674 struct phyl
675 int phylink_mii_c22_pcs_encode_advertisement(p
676 c
677 int phylink_mii_c22_pcs_config(struct mdio_dev
678 phy_interface_t
679 const unsigned
680 unsigned int ne
681 void phylink_mii_c22_pcs_an_restart(struct mdi
682
683 void phylink_resolve_c73(struct phylink_link_s
684
685 void phylink_mii_c45_pcs_get_state(struct mdio
686 struct phyl
687
688 void phylink_decode_usxgmii_word(struct phylin
689 uint16_t lpa)
690 #endif
691
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