1 // SPDX-License-Identifier: GPL-2.0+
2 // Copyright (c) 2016-2017 Hisilicon Limited.
3 
4 #ifndef __HNAE3_H
5 #define __HNAE3_H
6 
7 /* Names used in this framework:
8  *      ae handle (handle):
9  *        a set of queues provided by AE
10  *      ring buffer queue (rbq):
11  *        the channel between upper layer and the AE, can do tx and rx
12  *      ring:
13  *        a tx or rx channel within a rbq
14  *      ring description (desc):
15  *        an element in the ring with packet information
16  *      buffer:
17  *        a memory region referred by desc with the full packet payload
18  *
19  * "num" means a static number set as a parameter, "count" mean a dynamic
20  *   number set while running
21  * "cb" means control block
22  */
23 
24 #include <linux/acpi.h>
25 #include <linux/dcbnl.h>
26 #include <linux/delay.h>
27 #include <linux/device.h>
28 #include <linux/module.h>
29 #include <linux/netdevice.h>
30 #include <linux/pci.h>
31 #include <linux/types.h>
32 
33 #define HNAE3_MOD_VERSION "1.0"
34 
35 /* Device IDs */
36 #define HNAE3_DEV_ID_GE				0xA220
37 #define HNAE3_DEV_ID_25GE			0xA221
38 #define HNAE3_DEV_ID_25GE_RDMA			0xA222
39 #define HNAE3_DEV_ID_25GE_RDMA_MACSEC		0xA223
40 #define HNAE3_DEV_ID_50GE_RDMA			0xA224
41 #define HNAE3_DEV_ID_50GE_RDMA_MACSEC		0xA225
42 #define HNAE3_DEV_ID_100G_RDMA_MACSEC		0xA226
43 #define HNAE3_DEV_ID_100G_VF			0xA22E
44 #define HNAE3_DEV_ID_100G_RDMA_DCB_PFC_VF	0xA22F
45 
46 #define HNAE3_CLASS_NAME_SIZE 16
47 
48 #define HNAE3_DEV_INITED_B			0x0
49 #define HNAE3_DEV_SUPPORT_ROCE_B		0x1
50 #define HNAE3_DEV_SUPPORT_DCB_B			0x2
51 #define HNAE3_KNIC_CLIENT_INITED_B		0x3
52 #define HNAE3_UNIC_CLIENT_INITED_B		0x4
53 #define HNAE3_ROCE_CLIENT_INITED_B		0x5
54 #define HNAE3_DEV_SUPPORT_FD_B			0x6
55 
56 #define HNAE3_DEV_SUPPORT_ROCE_DCB_BITS (BIT(HNAE3_DEV_SUPPORT_DCB_B) |\
57 		BIT(HNAE3_DEV_SUPPORT_ROCE_B))
58 
59 #define hnae3_dev_roce_supported(hdev) \
60 	hnae3_get_bit(hdev->ae_dev->flag, HNAE3_DEV_SUPPORT_ROCE_B)
61 
62 #define hnae3_dev_dcb_supported(hdev) \
63 	hnae3_get_bit(hdev->ae_dev->flag, HNAE3_DEV_SUPPORT_DCB_B)
64 
65 #define hnae3_dev_fd_supported(hdev) \
66 	hnae3_get_bit((hdev)->ae_dev->flag, HNAE3_DEV_SUPPORT_FD_B)
67 
68 #define ring_ptr_move_fw(ring, p) \
69 	((ring)->p = ((ring)->p + 1) % (ring)->desc_num)
70 #define ring_ptr_move_bw(ring, p) \
71 	((ring)->p = ((ring)->p - 1 + (ring)->desc_num) % (ring)->desc_num)
72 
73 enum hns_desc_type {
74 	DESC_TYPE_SKB,
75 	DESC_TYPE_PAGE,
76 };
77 
78 struct hnae3_handle;
79 
80 struct hnae3_queue {
81 	void __iomem *io_base;
82 	struct hnae3_ae_algo *ae_algo;
83 	struct hnae3_handle *handle;
84 	int tqp_index;	/* index in a handle */
85 	u32 buf_size;	/* size for hnae_desc->addr, preset by AE */
86 	u16 desc_num;	/* total number of desc */
87 };
88 
89 /*hnae3 loop mode*/
90 enum hnae3_loop {
91 	HNAE3_LOOP_APP,
92 	HNAE3_LOOP_SERIAL_SERDES,
93 	HNAE3_LOOP_PARALLEL_SERDES,
94 	HNAE3_LOOP_PHY,
95 	HNAE3_LOOP_NONE,
96 };
97 
98 enum hnae3_client_type {
99 	HNAE3_CLIENT_KNIC,
100 	HNAE3_CLIENT_UNIC,
101 	HNAE3_CLIENT_ROCE,
102 };
103 
104 enum hnae3_dev_type {
105 	HNAE3_DEV_KNIC,
106 	HNAE3_DEV_UNIC,
107 };
108 
109 /* mac media type */
110 enum hnae3_media_type {
111 	HNAE3_MEDIA_TYPE_UNKNOWN,
112 	HNAE3_MEDIA_TYPE_FIBER,
113 	HNAE3_MEDIA_TYPE_COPPER,
114 	HNAE3_MEDIA_TYPE_BACKPLANE,
115 	HNAE3_MEDIA_TYPE_NONE,
116 };
117 
118 enum hnae3_reset_notify_type {
119 	HNAE3_UP_CLIENT,
120 	HNAE3_DOWN_CLIENT,
121 	HNAE3_INIT_CLIENT,
122 	HNAE3_UNINIT_CLIENT,
123 };
124 
125 enum hnae3_reset_type {
126 	HNAE3_VF_RESET,
127 	HNAE3_VF_FULL_RESET,
128 	HNAE3_FUNC_RESET,
129 	HNAE3_CORE_RESET,
130 	HNAE3_GLOBAL_RESET,
131 	HNAE3_IMP_RESET,
132 	HNAE3_NONE_RESET,
133 };
134 
135 struct hnae3_vector_info {
136 	u8 __iomem *io_addr;
137 	int vector;
138 };
139 
140 #define HNAE3_RING_TYPE_B 0
141 #define HNAE3_RING_TYPE_TX 0
142 #define HNAE3_RING_TYPE_RX 1
143 #define HNAE3_RING_GL_IDX_S 0
144 #define HNAE3_RING_GL_IDX_M GENMASK(1, 0)
145 #define HNAE3_RING_GL_RX 0
146 #define HNAE3_RING_GL_TX 1
147 
148 struct hnae3_ring_chain_node {
149 	struct hnae3_ring_chain_node *next;
150 	u32 tqp_index;
151 	u32 flag;
152 	u32 int_gl_idx;
153 };
154 
155 #define HNAE3_IS_TX_RING(node) \
156 	(((node)->flag & (1 << HNAE3_RING_TYPE_B)) == HNAE3_RING_TYPE_TX)
157 
158 struct hnae3_client_ops {
159 	int (*init_instance)(struct hnae3_handle *handle);
160 	void (*uninit_instance)(struct hnae3_handle *handle, bool reset);
161 	void (*link_status_change)(struct hnae3_handle *handle, bool state);
162 	int (*setup_tc)(struct hnae3_handle *handle, u8 tc);
163 	int (*reset_notify)(struct hnae3_handle *handle,
164 			    enum hnae3_reset_notify_type type);
165 };
166 
167 #define HNAE3_CLIENT_NAME_LENGTH 16
168 struct hnae3_client {
169 	char name[HNAE3_CLIENT_NAME_LENGTH];
170 	unsigned long state;
171 	enum hnae3_client_type type;
172 	const struct hnae3_client_ops *ops;
173 	struct list_head node;
174 };
175 
176 struct hnae3_ae_dev {
177 	struct pci_dev *pdev;
178 	const struct hnae3_ae_ops *ops;
179 	struct list_head node;
180 	u32 flag;
181 	enum hnae3_dev_type dev_type;
182 	enum hnae3_reset_type reset_type;
183 	void *priv;
184 };
185 
186 /* This struct defines the operation on the handle.
187  *
188  * init_ae_dev(): (mandatory)
189  *   Get PF configure from pci_dev and initialize PF hardware
190  * uninit_ae_dev()
191  *   Disable PF device and release PF resource
192  * register_client
193  *   Register client to ae_dev
194  * unregister_client()
195  *   Unregister client from ae_dev
196  * start()
197  *   Enable the hardware
198  * stop()
199  *   Disable the hardware
200  * get_status()
201  *   Get the carrier state of the back channel of the handle, 1 for ok, 0 for
202  *   non-ok
203  * get_ksettings_an_result()
204  *   Get negotiation status,speed and duplex
205  * update_speed_duplex_h()
206  *   Update hardware speed and duplex
207  * get_media_type()
208  *   Get media type of MAC
209  * adjust_link()
210  *   Adjust link status
211  * set_loopback()
212  *   Set loopback
213  * set_promisc_mode
214  *   Set promisc mode
215  * set_mtu()
216  *   set mtu
217  * get_pauseparam()
218  *   get tx and rx of pause frame use
219  * set_pauseparam()
220  *   set tx and rx of pause frame use
221  * set_autoneg()
222  *   set auto autonegotiation of pause frame use
223  * get_autoneg()
224  *   get auto autonegotiation of pause frame use
225  * get_coalesce_usecs()
226  *   get usecs to delay a TX interrupt after a packet is sent
227  * get_rx_max_coalesced_frames()
228  *   get Maximum number of packets to be sent before a TX interrupt.
229  * set_coalesce_usecs()
230  *   set usecs to delay a TX interrupt after a packet is sent
231  * set_coalesce_frames()
232  *   set Maximum number of packets to be sent before a TX interrupt.
233  * get_mac_addr()
234  *   get mac address
235  * set_mac_addr()
236  *   set mac address
237  * add_uc_addr
238  *   Add unicast addr to mac table
239  * rm_uc_addr
240  *   Remove unicast addr from mac table
241  * set_mc_addr()
242  *   Set multicast address
243  * add_mc_addr
244  *   Add multicast address to mac table
245  * rm_mc_addr
246  *   Remove multicast address from mac table
247  * update_stats()
248  *   Update Old network device statistics
249  * get_ethtool_stats()
250  *   Get ethtool network device statistics
251  * get_strings()
252  *   Get a set of strings that describe the requested objects
253  * get_sset_count()
254  *   Get number of strings that @get_strings will write
255  * update_led_status()
256  *   Update the led status
257  * set_led_id()
258  *   Set led id
259  * get_regs()
260  *   Get regs dump
261  * get_regs_len()
262  *   Get the len of the regs dump
263  * get_rss_key_size()
264  *   Get rss key size
265  * get_rss_indir_size()
266  *   Get rss indirection table size
267  * get_rss()
268  *   Get rss table
269  * set_rss()
270  *   Set rss table
271  * get_tc_size()
272  *   Get tc size of handle
273  * get_vector()
274  *   Get vector number and vector information
275  * put_vector()
276  *   Put the vector in hdev
277  * map_ring_to_vector()
278  *   Map rings to vector
279  * unmap_ring_from_vector()
280  *   Unmap rings from vector
281  * reset_queue()
282  *   Reset queue
283  * get_fw_version()
284  *   Get firmware version
285  * get_mdix_mode()
286  *   Get media typr of phy
287  * enable_vlan_filter()
288  *   Enable vlan filter
289  * set_vlan_filter()
290  *   Set vlan filter config of Ports
291  * set_vf_vlan_filter()
292  *   Set vlan filter config of vf
293  * enable_hw_strip_rxvtag()
294  *   Enable/disable hardware strip vlan tag of packets received
295  */
296 struct hnae3_ae_ops {
297 	int (*init_ae_dev)(struct hnae3_ae_dev *ae_dev);
298 	void (*uninit_ae_dev)(struct hnae3_ae_dev *ae_dev);
299 
300 	int (*init_client_instance)(struct hnae3_client *client,
301 				    struct hnae3_ae_dev *ae_dev);
302 	void (*uninit_client_instance)(struct hnae3_client *client,
303 				       struct hnae3_ae_dev *ae_dev);
304 	int (*start)(struct hnae3_handle *handle);
305 	void (*stop)(struct hnae3_handle *handle);
306 	int (*get_status)(struct hnae3_handle *handle);
307 	void (*get_ksettings_an_result)(struct hnae3_handle *handle,
308 					u8 *auto_neg, u32 *speed, u8 *duplex);
309 
310 	int (*update_speed_duplex_h)(struct hnae3_handle *handle);
311 	int (*cfg_mac_speed_dup_h)(struct hnae3_handle *handle, int speed,
312 				   u8 duplex);
313 
314 	void (*get_media_type)(struct hnae3_handle *handle, u8 *media_type);
315 	void (*adjust_link)(struct hnae3_handle *handle, int speed, int duplex);
316 	int (*set_loopback)(struct hnae3_handle *handle,
317 			    enum hnae3_loop loop_mode, bool en);
318 
319 	int (*set_promisc_mode)(struct hnae3_handle *handle, bool en_uc_pmc,
320 				bool en_mc_pmc);
321 	int (*set_mtu)(struct hnae3_handle *handle, int new_mtu);
322 
323 	void (*get_pauseparam)(struct hnae3_handle *handle,
324 			       u32 *auto_neg, u32 *rx_en, u32 *tx_en);
325 	int (*set_pauseparam)(struct hnae3_handle *handle,
326 			      u32 auto_neg, u32 rx_en, u32 tx_en);
327 
328 	int (*set_autoneg)(struct hnae3_handle *handle, bool enable);
329 	int (*get_autoneg)(struct hnae3_handle *handle);
330 
331 	void (*get_coalesce_usecs)(struct hnae3_handle *handle,
332 				   u32 *tx_usecs, u32 *rx_usecs);
333 	void (*get_rx_max_coalesced_frames)(struct hnae3_handle *handle,
334 					    u32 *tx_frames, u32 *rx_frames);
335 	int (*set_coalesce_usecs)(struct hnae3_handle *handle, u32 timeout);
336 	int (*set_coalesce_frames)(struct hnae3_handle *handle,
337 				   u32 coalesce_frames);
338 	void (*get_coalesce_range)(struct hnae3_handle *handle,
339 				   u32 *tx_frames_low, u32 *rx_frames_low,
340 				   u32 *tx_frames_high, u32 *rx_frames_high,
341 				   u32 *tx_usecs_low, u32 *rx_usecs_low,
342 				   u32 *tx_usecs_high, u32 *rx_usecs_high);
343 
344 	void (*get_mac_addr)(struct hnae3_handle *handle, u8 *p);
345 	int (*set_mac_addr)(struct hnae3_handle *handle, void *p,
346 			    bool is_first);
347 	int (*do_ioctl)(struct hnae3_handle *handle,
348 			struct ifreq *ifr, int cmd);
349 	int (*add_uc_addr)(struct hnae3_handle *handle,
350 			   const unsigned char *addr);
351 	int (*rm_uc_addr)(struct hnae3_handle *handle,
352 			  const unsigned char *addr);
353 	int (*set_mc_addr)(struct hnae3_handle *handle, void *addr);
354 	int (*add_mc_addr)(struct hnae3_handle *handle,
355 			   const unsigned char *addr);
356 	int (*rm_mc_addr)(struct hnae3_handle *handle,
357 			  const unsigned char *addr);
358 	void (*set_tso_stats)(struct hnae3_handle *handle, int enable);
359 	void (*update_stats)(struct hnae3_handle *handle,
360 			     struct net_device_stats *net_stats);
361 	void (*get_stats)(struct hnae3_handle *handle, u64 *data);
362 
363 	void (*get_strings)(struct hnae3_handle *handle,
364 			    u32 stringset, u8 *data);
365 	int (*get_sset_count)(struct hnae3_handle *handle, int stringset);
366 
367 	void (*get_regs)(struct hnae3_handle *handle, u32 *version,
368 			 void *data);
369 	int (*get_regs_len)(struct hnae3_handle *handle);
370 
371 	u32 (*get_rss_key_size)(struct hnae3_handle *handle);
372 	u32 (*get_rss_indir_size)(struct hnae3_handle *handle);
373 	int (*get_rss)(struct hnae3_handle *handle, u32 *indir, u8 *key,
374 		       u8 *hfunc);
375 	int (*set_rss)(struct hnae3_handle *handle, const u32 *indir,
376 		       const u8 *key, const u8 hfunc);
377 	int (*set_rss_tuple)(struct hnae3_handle *handle,
378 			     struct ethtool_rxnfc *cmd);
379 	int (*get_rss_tuple)(struct hnae3_handle *handle,
380 			     struct ethtool_rxnfc *cmd);
381 
382 	int (*get_tc_size)(struct hnae3_handle *handle);
383 
384 	int (*get_vector)(struct hnae3_handle *handle, u16 vector_num,
385 			  struct hnae3_vector_info *vector_info);
386 	int (*put_vector)(struct hnae3_handle *handle, int vector_num);
387 	int (*map_ring_to_vector)(struct hnae3_handle *handle,
388 				  int vector_num,
389 				  struct hnae3_ring_chain_node *vr_chain);
390 	int (*unmap_ring_from_vector)(struct hnae3_handle *handle,
391 				      int vector_num,
392 				      struct hnae3_ring_chain_node *vr_chain);
393 
394 	int (*reset_queue)(struct hnae3_handle *handle, u16 queue_id);
395 	u32 (*get_fw_version)(struct hnae3_handle *handle);
396 	void (*get_mdix_mode)(struct hnae3_handle *handle,
397 			      u8 *tp_mdix_ctrl, u8 *tp_mdix);
398 
399 	void (*enable_vlan_filter)(struct hnae3_handle *handle, bool enable);
400 	int (*set_vlan_filter)(struct hnae3_handle *handle, __be16 proto,
401 			       u16 vlan_id, bool is_kill);
402 	int (*set_vf_vlan_filter)(struct hnae3_handle *handle, int vfid,
403 				  u16 vlan, u8 qos, __be16 proto);
404 	int (*enable_hw_strip_rxvtag)(struct hnae3_handle *handle, bool enable);
405 	void (*reset_event)(struct pci_dev *pdev, struct hnae3_handle *handle);
406 	void (*get_channels)(struct hnae3_handle *handle,
407 			     struct ethtool_channels *ch);
408 	void (*get_tqps_and_rss_info)(struct hnae3_handle *h,
409 				      u16 *alloc_tqps, u16 *max_rss_size);
410 	int (*set_channels)(struct hnae3_handle *handle, u32 new_tqps_num);
411 	void (*get_flowctrl_adv)(struct hnae3_handle *handle,
412 				 u32 *flowctrl_adv);
413 	int (*set_led_id)(struct hnae3_handle *handle,
414 			  enum ethtool_phys_id_state status);
415 	void (*get_link_mode)(struct hnae3_handle *handle,
416 			      unsigned long *supported,
417 			      unsigned long *advertising);
418 	int (*add_fd_entry)(struct hnae3_handle *handle,
419 			    struct ethtool_rxnfc *cmd);
420 	int (*del_fd_entry)(struct hnae3_handle *handle,
421 			    struct ethtool_rxnfc *cmd);
422 	void (*del_all_fd_entries)(struct hnae3_handle *handle,
423 				   bool clear_list);
424 	int (*get_fd_rule_cnt)(struct hnae3_handle *handle,
425 			       struct ethtool_rxnfc *cmd);
426 	int (*get_fd_rule_info)(struct hnae3_handle *handle,
427 				struct ethtool_rxnfc *cmd);
428 	int (*get_fd_all_rules)(struct hnae3_handle *handle,
429 				struct ethtool_rxnfc *cmd, u32 *rule_locs);
430 	int (*restore_fd_rules)(struct hnae3_handle *handle);
431 	void (*enable_fd)(struct hnae3_handle *handle, bool enable);
432 	pci_ers_result_t (*process_hw_error)(struct hnae3_ae_dev *ae_dev);
433 };
434 
435 struct hnae3_dcb_ops {
436 	/* IEEE 802.1Qaz std */
437 	int (*ieee_getets)(struct hnae3_handle *, struct ieee_ets *);
438 	int (*ieee_setets)(struct hnae3_handle *, struct ieee_ets *);
439 	int (*ieee_getpfc)(struct hnae3_handle *, struct ieee_pfc *);
440 	int (*ieee_setpfc)(struct hnae3_handle *, struct ieee_pfc *);
441 
442 	/* DCBX configuration */
443 	u8   (*getdcbx)(struct hnae3_handle *);
444 	u8   (*setdcbx)(struct hnae3_handle *, u8);
445 
446 	int (*map_update)(struct hnae3_handle *);
447 	int (*setup_tc)(struct hnae3_handle *, u8, u8 *);
448 };
449 
450 struct hnae3_ae_algo {
451 	const struct hnae3_ae_ops *ops;
452 	struct list_head node;
453 	const struct pci_device_id *pdev_id_table;
454 };
455 
456 #define HNAE3_INT_NAME_LEN        (IFNAMSIZ + 16)
457 #define HNAE3_ITR_COUNTDOWN_START 100
458 
459 struct hnae3_tc_info {
460 	u16	tqp_offset;	/* TQP offset from base TQP */
461 	u16	tqp_count;	/* Total TQPs */
462 	u8	tc;		/* TC index */
463 	bool	enable;		/* If this TC is enable or not */
464 };
465 
466 #define HNAE3_MAX_TC		8
467 #define HNAE3_MAX_USER_PRIO	8
468 struct hnae3_knic_private_info {
469 	struct net_device *netdev; /* Set by KNIC client when init instance */
470 	u16 rss_size;		   /* Allocated RSS queues */
471 	u16 rx_buf_len;
472 	u16 num_desc;
473 
474 	u8 num_tc;		   /* Total number of enabled TCs */
475 	u8 prio_tc[HNAE3_MAX_USER_PRIO];  /* TC indexed by prio */
476 	struct hnae3_tc_info tc_info[HNAE3_MAX_TC]; /* Idx of array is HW TC */
477 
478 	u16 num_tqps;		  /* total number of TQPs in this handle */
479 	struct hnae3_queue **tqp;  /* array base of all TQPs in this instance */
480 	const struct hnae3_dcb_ops *dcb_ops;
481 
482 	u16 int_rl_setting;
483 	enum pkt_hash_types rss_type;
484 };
485 
486 struct hnae3_roce_private_info {
487 	struct net_device *netdev;
488 	void __iomem *roce_io_base;
489 	int base_vector;
490 	int num_vectors;
491 };
492 
493 struct hnae3_unic_private_info {
494 	struct net_device *netdev;
495 	u16 rx_buf_len;
496 	u16 num_desc;
497 	u16 num_tqps;	/* total number of tqps in this handle */
498 	struct hnae3_queue **tqp;  /* array base of all TQPs of this instance */
499 };
500 
501 #define HNAE3_SUPPORT_APP_LOOPBACK    BIT(0)
502 #define HNAE3_SUPPORT_PHY_LOOPBACK    BIT(1)
503 #define HNAE3_SUPPORT_SERDES_SERIAL_LOOPBACK	BIT(2)
504 #define HNAE3_SUPPORT_VF	      BIT(3)
505 #define HNAE3_SUPPORT_SERDES_PARALLEL_LOOPBACK	BIT(4)
506 
507 #define HNAE3_USER_UPE		BIT(0)	/* unicast promisc enabled by user */
508 #define HNAE3_USER_MPE		BIT(1)	/* mulitcast promisc enabled by user */
509 #define HNAE3_BPE		BIT(2)	/* broadcast promisc enable */
510 #define HNAE3_OVERFLOW_UPE	BIT(3)	/* unicast mac vlan overflow */
511 #define HNAE3_OVERFLOW_MPE	BIT(4)	/* multicast mac vlan overflow */
512 #define HNAE3_VLAN_FLTR		BIT(5)	/* enable vlan filter */
513 #define HNAE3_UPE		(HNAE3_USER_UPE | HNAE3_OVERFLOW_UPE)
514 #define HNAE3_MPE		(HNAE3_USER_MPE | HNAE3_OVERFLOW_MPE)
515 
516 struct hnae3_handle {
517 	struct hnae3_client *client;
518 	struct pci_dev *pdev;
519 	void *priv;
520 	struct hnae3_ae_algo *ae_algo;  /* the class who provides this handle */
521 	u64 flags; /* Indicate the capabilities for this handle*/
522 
523 	unsigned long last_reset_time;
524 	enum hnae3_reset_type reset_level;
525 
526 	union {
527 		struct net_device *netdev; /* first member */
528 		struct hnae3_knic_private_info kinfo;
529 		struct hnae3_unic_private_info uinfo;
530 		struct hnae3_roce_private_info rinfo;
531 	};
532 
533 	u32 numa_node_mask;	/* for multi-chip support */
534 
535 	u8 netdev_flags;
536 };
537 
538 #define hnae3_set_field(origin, mask, shift, val) \
539 	do { \
540 		(origin) &= (~(mask)); \
541 		(origin) |= ((val) << (shift)) & (mask); \
542 	} while (0)
543 #define hnae3_get_field(origin, mask, shift) (((origin) & (mask)) >> (shift))
544 
545 #define hnae3_set_bit(origin, shift, val) \
546 	hnae3_set_field((origin), (0x1 << (shift)), (shift), (val))
547 #define hnae3_get_bit(origin, shift) \
548 	hnae3_get_field((origin), (0x1 << (shift)), (shift))
549 
550 void hnae3_register_ae_dev(struct hnae3_ae_dev *ae_dev);
551 void hnae3_unregister_ae_dev(struct hnae3_ae_dev *ae_dev);
552 
553 void hnae3_unregister_ae_algo(struct hnae3_ae_algo *ae_algo);
554 void hnae3_register_ae_algo(struct hnae3_ae_algo *ae_algo);
555 
556 void hnae3_unregister_client(struct hnae3_client *client);
557 int hnae3_register_client(struct hnae3_client *client);
558 
559 void hnae3_set_client_init_flag(struct hnae3_client *client,
560 				struct hnae3_ae_dev *ae_dev, int inited);
561 #endif
562