1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, v.1,  (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://opensource.org/licenses/CDDL-1.0.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21 
22 /*
23 * Copyright 2014-2017 Cavium, Inc.
24 * The contents of this file are subject to the terms of the Common Development
25 * and Distribution License, v.1,  (the "License").
26 
27 * You may not use this file except in compliance with the License.
28 
29 * You can obtain a copy of the License at available
30 * at http://opensource.org/licenses/CDDL-1.0
31 
32 * See the License for the specific language governing permissions and
33 * limitations under the License.
34 */
35 
36 #ifndef __ECORE_DEV_API_H__
37 #define __ECORE_DEV_API_H__
38 
39 #include "ecore_status.h"
40 #include "ecore_chain.h"
41 #include "ecore_int_api.h"
42 
43 struct ecore_wake_info {
44 	u32 wk_info;
45 	u32 wk_details;
46 	u32 wk_pkt_len;
47 	u8  wk_buffer[256];
48 };
49 
50 /**
51  * @brief ecore_init_dp - initialize the debug level
52  *
53  * @param p_dev
54  * @param dp_module
55  * @param dp_level
56  * @param dp_ctx
57  */
58 void ecore_init_dp(struct ecore_dev *p_dev,
59 		   u32 dp_module,
60 		   u8 dp_level,
61 		   void *dp_ctx);
62 
63 /**
64  * @brief ecore_init_struct - initialize the device structure to
65  *        its defaults
66  *
67  * @param p_dev
68  */
69 void ecore_init_struct(struct ecore_dev *p_dev);
70 
71 /**
72  * @brief ecore_resc_free -
73  *
74  * @param p_dev
75  */
76 void ecore_resc_free(struct ecore_dev *p_dev);
77 
78 /**
79  * @brief ecore_resc_alloc -
80  *
81  * @param p_dev
82  *
83  * @return enum _ecore_status_t
84  */
85 enum _ecore_status_t ecore_resc_alloc(struct ecore_dev *p_dev);
86 
87 /**
88  * @brief ecore_resc_setup -
89  *
90  * @param p_dev
91  */
92 void ecore_resc_setup(struct ecore_dev *p_dev);
93 
94 enum ecore_override_force_load {
95 	ECORE_OVERRIDE_FORCE_LOAD_NONE,
96 	ECORE_OVERRIDE_FORCE_LOAD_ALWAYS,
97 	ECORE_OVERRIDE_FORCE_LOAD_NEVER,
98 };
99 
100 struct ecore_drv_load_params {
101 	/* Indicates whether the driver is running over a crash kernel.
102 	 * As part of the load request, this will be used for providing the
103 	 * driver role to the MFW.
104 	 * In case of a crash kernel over PDA - this should be set to false.
105 	 */
106 	bool is_crash_kernel;
107 
108 	/* The timeout value that the MFW should use when locking the engine for
109 	 * the driver load process.
110 	 * A value of '0' means the default value, and '255' means no timeout.
111 	 */
112 	u8 mfw_timeout_val;
113 #define ECORE_LOAD_REQ_LOCK_TO_DEFAULT	0
114 #define ECORE_LOAD_REQ_LOCK_TO_NONE	255
115 
116 	/* Avoid engine reset when first PF loads on it */
117 	bool avoid_eng_reset;
118 
119 	/* Allow overriding the default force load behavior */
120 	enum ecore_override_force_load override_force_load;
121 };
122 
123 struct ecore_hw_init_params {
124 	/* Tunneling parameters */
125 	struct ecore_tunnel_info *p_tunn;
126 
127 	bool b_hw_start;
128 
129 	/* Interrupt mode [msix, inta, etc.] to use */
130 	enum ecore_int_mode int_mode;
131 
132 	/* NPAR tx switching to be used for vports configured for tx-switching */
133 	bool allow_npar_tx_switch;
134 
135 	/* Binary fw data pointer in binary fw file */
136 	const u8 *bin_fw_data;
137 
138 	/* Driver load parameters */
139 	struct ecore_drv_load_params *p_drv_load_params;
140 };
141 
142 /**
143  * @brief ecore_hw_init -
144  *
145  * @param p_dev
146  * @param p_params
147  *
148  * @return enum _ecore_status_t
149  */
150 enum _ecore_status_t ecore_hw_init(struct ecore_dev *p_dev,
151 				   struct ecore_hw_init_params *p_params);
152 
153 /**
154  * @brief ecore_hw_timers_stop_all -
155  *
156  * @param p_dev
157  *
158  * @return void
159  */
160 void ecore_hw_timers_stop_all(struct ecore_dev *p_dev);
161 
162 /**
163  * @brief ecore_hw_stop -
164  *
165  * @param p_dev
166  *
167  * @return enum _ecore_status_t
168  */
169 enum _ecore_status_t ecore_hw_stop(struct ecore_dev *p_dev);
170 
171 /**
172  * @brief ecore_hw_stop_fastpath -should be called incase
173  *        slowpath is still required for the device,
174  *        but fastpath is not.
175  *
176  * @param p_dev
177  *
178  */
179 void ecore_hw_stop_fastpath(struct ecore_dev *p_dev);
180 
181 #ifndef LINUX_REMOVE
182 /**
183  * @brief ecore_hw_hibernate_prepare -should be called when
184  *        the system is going into the hibernate state
185  *
186  * @param p_dev
187  *
188  */
189 void ecore_hw_hibernate_prepare(struct ecore_dev *p_dev);
190 
191 /**
192  * @brief ecore_hw_hibernate_resume -should be called when the system is
193 	  resuming from D3 power state and before calling ecore_hw_init.
194  *
195  * @param p_hwfn
196  *
197  */
198 void ecore_hw_hibernate_resume(struct ecore_dev *p_dev);
199 
200 #endif
201 
202 /**
203  * @brief ecore_hw_start_fastpath -restart fastpath traffic,
204  *        only if hw_stop_fastpath was called
205 
206  * @param p_dev
207  *
208  */
209 void ecore_hw_start_fastpath(struct ecore_hwfn *p_hwfn);
210 
211 enum ecore_hw_prepare_result {
212 	ECORE_HW_PREPARE_SUCCESS,
213 
214 	/* FAILED results indicate probe has failed & cleaned up */
215 	ECORE_HW_PREPARE_FAILED_ENG2,
216 	ECORE_HW_PREPARE_FAILED_ME,
217 	ECORE_HW_PREPARE_FAILED_MEM,
218 	ECORE_HW_PREPARE_FAILED_DEV,
219 	ECORE_HW_PREPARE_FAILED_NVM,
220 
221 	/* BAD results indicate probe is passed even though some wrongness
222 	 * has occurred; Trying to actually use [I.e., hw_init()] might have
223 	 * dire reprecautions.
224 	 */
225 	ECORE_HW_PREPARE_BAD_IOV,
226 	ECORE_HW_PREPARE_BAD_MCP,
227 	ECORE_HW_PREPARE_BAD_IGU,
228 };
229 
230 struct ecore_hw_prepare_params {
231 	/* Personality to initialize */
232 	int personality;
233 
234 	/* Force the driver's default resource allocation */
235 	bool drv_resc_alloc;
236 
237 	/* Check the reg_fifo after any register access */
238 	bool chk_reg_fifo;
239 
240 	/* Request the MFW to initiate PF FLR */
241 	bool initiate_pf_flr;
242 
243 	/* The OS Epoch time in seconds */
244 	u32 epoch;
245 
246 	/* Allow the MFW to collect a crash dump */
247 	bool allow_mdump;
248 
249 	/* Allow prepare to pass even if some initializations are failing.
250 	 * If set, the `p_prepare_res' field would be set with the return,
251 	 * and might allow probe to pass even if there are certain issues.
252 	 */
253 	bool b_relaxed_probe;
254 	enum ecore_hw_prepare_result p_relaxed_res;
255 };
256 
257 /**
258  * @brief ecore_hw_prepare -
259  *
260  * @param p_dev
261  * @param p_params
262  *
263  * @return enum _ecore_status_t
264  */
265 enum _ecore_status_t ecore_hw_prepare(struct ecore_dev *p_dev,
266 				      struct ecore_hw_prepare_params *p_params);
267 
268 /**
269  * @brief ecore_hw_remove -
270  *
271  * @param p_dev
272  */
273 void ecore_hw_remove(struct ecore_dev *p_dev);
274 
275 /**
276 * @brief ecore_set_nwuf_reg -
277 *
278 * @param p_dev
279 * @param wol_flag - wol_capability
280 * @param reg_idx - Index of the pattern register
281 * @param pattern_size - size of pattern
282 * @param crc - CRC value of patter & mask
283 *
284 * @return enum _ecore_status_t
285 */
286 enum _ecore_status_t ecore_set_nwuf_reg(struct ecore_dev *p_dev,
287 	const bool b_enable,
288 	u32 reg_idx,
289 	u32 pattern_size,
290 	u32 crc);
291 
292 /**
293 * @brief ecore_get_wake_info - get magic packet buffer
294 *
295 * @param p_dev
296 * @param wake_info - pointer to ecore_wake_info buffer
297 *
298 * @return enum _ecore_status_t
299 */
300 enum _ecore_status_t ecore_get_wake_info(struct ecore_dev *p_dev,
301 	struct ecore_wake_info *wake_info);
302 
303 /**
304 * @brief ecore_wol_buffer_clear - Clear magic package buffer
305 *
306 * @param p_dev
307 *
308 * @return void
309 */
310 void ecore_wol_buffer_clear(struct ecore_dev *p_dev);
311 
312 /**
313  * @brief ecore_ptt_acquire - Allocate a PTT window
314  *
315  * Should be called at the entry point to the driver (at the beginning of an
316  * exported function)
317  *
318  * @param p_hwfn
319  *
320  * @return struct ecore_ptt
321  */
322 struct ecore_ptt *ecore_ptt_acquire(struct ecore_hwfn *p_hwfn);
323 
324 /**
325  * @brief ecore_ptt_release - Release PTT Window
326  *
327  * Should be called at the end of a flow - at the end of the function that
328  * acquired the PTT.
329  *
330  *
331  * @param p_hwfn
332  * @param p_ptt
333  */
334 void ecore_ptt_release(struct ecore_hwfn *p_hwfn,
335 		       struct ecore_ptt *p_ptt);
336 
337 #ifndef __EXTRACT__LINUX__
338 struct ecore_eth_stats_common {
339 	u64 no_buff_discards;
340 	u64 packet_too_big_discard;
341 	u64 ttl0_discard;
342 	u64 rx_ucast_bytes;
343 	u64 rx_mcast_bytes;
344 	u64 rx_bcast_bytes;
345 	u64 rx_ucast_pkts;
346 	u64 rx_mcast_pkts;
347 	u64 rx_bcast_pkts;
348 	u64 mftag_filter_discards;
349 	u64 mac_filter_discards;
350 	u64 tx_ucast_bytes;
351 	u64 tx_mcast_bytes;
352 	u64 tx_bcast_bytes;
353 	u64 tx_ucast_pkts;
354 	u64 tx_mcast_pkts;
355 	u64 tx_bcast_pkts;
356 	u64 tx_err_drop_pkts;
357 	u64 tpa_coalesced_pkts;
358 	u64 tpa_coalesced_events;
359 	u64 tpa_aborts_num;
360 	u64 tpa_not_coalesced_pkts;
361 	u64 tpa_coalesced_bytes;
362 
363 	/* port */
364 	u64 rx_64_byte_packets;
365 	u64 rx_65_to_127_byte_packets;
366 	u64 rx_128_to_255_byte_packets;
367 	u64 rx_256_to_511_byte_packets;
368 	u64 rx_512_to_1023_byte_packets;
369 	u64 rx_1024_to_1518_byte_packets;
370 	u64 rx_crc_errors;
371 	u64 rx_mac_crtl_frames;
372 	u64 rx_pause_frames;
373 	u64 rx_pfc_frames;
374 	u64 rx_align_errors;
375 	u64 rx_carrier_errors;
376 	u64 rx_oversize_packets;
377 	u64 rx_jabbers;
378 	u64 rx_undersize_packets;
379 	u64 rx_fragments;
380 	u64 tx_64_byte_packets;
381 	u64 tx_65_to_127_byte_packets;
382 	u64 tx_128_to_255_byte_packets;
383 	u64 tx_256_to_511_byte_packets;
384 	u64 tx_512_to_1023_byte_packets;
385 	u64 tx_1024_to_1518_byte_packets;
386 	u64 tx_pause_frames;
387 	u64 tx_pfc_frames;
388 	u64 brb_truncates;
389 	u64 brb_discards;
390 	u64 rx_mac_bytes;
391 	u64 rx_mac_uc_packets;
392 	u64 rx_mac_mc_packets;
393 	u64 rx_mac_bc_packets;
394 	u64 rx_mac_frames_ok;
395 	u64 tx_mac_bytes;
396 	u64 tx_mac_uc_packets;
397 	u64 tx_mac_mc_packets;
398 	u64 tx_mac_bc_packets;
399 	u64 tx_mac_ctrl_frames;
400 };
401 
402 struct ecore_eth_stats_bb {
403 	u64 rx_1519_to_1522_byte_packets;
404 	u64 rx_1519_to_2047_byte_packets;
405 	u64 rx_2048_to_4095_byte_packets;
406 	u64 rx_4096_to_9216_byte_packets;
407 	u64 rx_9217_to_16383_byte_packets;
408 	u64 tx_1519_to_2047_byte_packets;
409 	u64 tx_2048_to_4095_byte_packets;
410 	u64 tx_4096_to_9216_byte_packets;
411 	u64 tx_9217_to_16383_byte_packets;
412 	u64 tx_lpi_entry_count;
413 	u64 tx_total_collisions;
414 };
415 
416 struct ecore_eth_stats_ah {
417 	u64 rx_1519_to_max_byte_packets;
418 	u64 tx_1519_to_max_byte_packets;
419 };
420 
421 struct ecore_eth_stats {
422 	struct ecore_eth_stats_common common;
423 	union {
424 		struct ecore_eth_stats_bb bb;
425 		struct ecore_eth_stats_ah ah;
426 	};
427 };
428 #endif
429 
430 enum ecore_dmae_address_type_t {
431 	ECORE_DMAE_ADDRESS_HOST_VIRT,
432 	ECORE_DMAE_ADDRESS_HOST_PHYS,
433 	ECORE_DMAE_ADDRESS_GRC
434 };
435 
436 /* value of flags If ECORE_DMAE_FLAG_RW_REPL_SRC flag is set and the
437  * source is a block of length DMAE_MAX_RW_SIZE and the
438  * destination is larger, the source block will be duplicated as
439  * many times as required to fill the destination block. This is
440  * used mostly to write a zeroed buffer to destination address
441  * using DMA
442  */
443 #define ECORE_DMAE_FLAG_RW_REPL_SRC	0x00000001
444 #define ECORE_DMAE_FLAG_VF_SRC		0x00000002
445 #define ECORE_DMAE_FLAG_VF_DST		0x00000004
446 #define ECORE_DMAE_FLAG_COMPLETION_DST	0x00000008
447 
448 struct ecore_dmae_params {
449 	u32 flags; /* consists of ECORE_DMAE_FLAG_* values */
450 	u8 src_vfid;
451 	u8 dst_vfid;
452 };
453 
454 /**
455  * @brief ecore_dmae_host2grc - copy data from source addr to
456  * dmae registers using the given ptt
457  *
458  * @param p_hwfn
459  * @param p_ptt
460  * @param source_addr
461  * @param grc_addr (dmae_data_offset)
462  * @param size_in_dwords
463  * @param flags (one of the flags defined above)
464  */
465 enum _ecore_status_t
466 ecore_dmae_host2grc(struct ecore_hwfn *p_hwfn,
467 		    struct ecore_ptt *p_ptt,
468 		    u64 source_addr,
469 		    u32 grc_addr,
470 		    u32 size_in_dwords,
471 		    u32 flags);
472 
473 /**
474  * @brief ecore_dmae_grc2host - Read data from dmae data offset
475  * to source address using the given ptt
476  *
477  * @param p_ptt
478  * @param grc_addr (dmae_data_offset)
479  * @param dest_addr
480  * @param size_in_dwords
481  * @param flags - one of the flags defined above
482  */
483 enum _ecore_status_t
484 ecore_dmae_grc2host(struct ecore_hwfn *p_hwfn,
485 		    struct ecore_ptt *p_ptt,
486 		    u32 grc_addr,
487 		    dma_addr_t dest_addr,
488 		    u32 size_in_dwords,
489 		    u32 flags);
490 
491 /**
492  * @brief ecore_dmae_host2host - copy data from to source address
493  * to a destination adress (for SRIOV) using the given ptt
494  *
495  * @param p_hwfn
496  * @param p_ptt
497  * @param source_addr
498  * @param dest_addr
499  * @param size_in_dwords
500  * @param params
501  */
502 enum _ecore_status_t
503 ecore_dmae_host2host(struct ecore_hwfn *p_hwfn,
504 		     struct ecore_ptt *p_ptt,
505 		     dma_addr_t source_addr,
506 		     dma_addr_t dest_addr,
507 		     u32 size_in_dwords,
508 		     struct ecore_dmae_params *p_params);
509 
510 /**
511  * @brief ecore_chain_alloc - Allocate and initialize a chain
512  *
513  * @param p_hwfn
514  * @param intended_use
515  * @param mode
516  * @param num_elems
517  * @param elem_size
518  * @param p_chain
519  *
520  * @return enum _ecore_status_t
521  */
522 enum _ecore_status_t
523 ecore_chain_alloc(struct ecore_dev *p_dev,
524 		  enum ecore_chain_use_mode intended_use,
525 		  enum ecore_chain_mode mode,
526 		  enum ecore_chain_cnt_type cnt_type,
527 		  u32 num_elems,
528 		  osal_size_t elem_size,
529 		  struct ecore_chain *p_chain,
530 		  struct ecore_chain_ext_pbl *ext_pbl);
531 
532 /**
533  * @brief ecore_chain_free - Free chain DMA memory
534  *
535  * @param p_hwfn
536  * @param p_chain
537  */
538 void ecore_chain_free(struct ecore_dev *p_dev,
539 		      struct ecore_chain *p_chain);
540 
541 /**
542  * @@brief ecore_fw_l2_queue - Get absolute L2 queue ID
543  *
544  *  @param p_hwfn
545  *  @param src_id - relative to p_hwfn
546  *  @param dst_id - absolute per engine
547  *
548  *  @return enum _ecore_status_t
549  */
550 enum _ecore_status_t ecore_fw_l2_queue(struct ecore_hwfn *p_hwfn,
551 				       u16 src_id,
552 				       u16 *dst_id);
553 
554 /**
555  * @@brief ecore_fw_vport - Get absolute vport ID
556  *
557  *  @param p_hwfn
558  *  @param src_id - relative to p_hwfn
559  *  @param dst_id - absolute per engine
560  *
561  *  @return enum _ecore_status_t
562  */
563 enum _ecore_status_t ecore_fw_vport(struct ecore_hwfn *p_hwfn,
564 				    u8 src_id,
565 				    u8 *dst_id);
566 
567 /**
568  * @@brief ecore_fw_rss_eng - Get absolute RSS engine ID
569  *
570  *  @param p_hwfn
571  *  @param src_id - relative to p_hwfn
572  *  @param dst_id - absolute per engine
573  *
574  *  @return enum _ecore_status_t
575  */
576 enum _ecore_status_t ecore_fw_rss_eng(struct ecore_hwfn *p_hwfn,
577 				      u8 src_id,
578 				      u8 *dst_id);
579 
580 /**
581  * @brief ecore_llh_add_mac_filter - configures a MAC filter in llh
582  *
583  * @param p_hwfn
584  * @param p_ptt
585  * @param p_filter - MAC to add
586  */
587 enum _ecore_status_t ecore_llh_add_mac_filter(struct ecore_hwfn *p_hwfn,
588 					  struct ecore_ptt *p_ptt,
589 					  u8 *p_filter);
590 
591 /**
592  * @brief ecore_llh_remove_mac_filter - removes a MAC filtre from llh
593  *
594  * @param p_hwfn
595  * @param p_ptt
596  * @param p_filter - MAC to remove
597  */
598 void ecore_llh_remove_mac_filter(struct ecore_hwfn *p_hwfn,
599 			     struct ecore_ptt *p_ptt,
600 			     u8 *p_filter);
601 
602 enum ecore_llh_port_filter_type_t {
603 	ECORE_LLH_FILTER_ETHERTYPE,
604 	ECORE_LLH_FILTER_TCP_SRC_PORT,
605 	ECORE_LLH_FILTER_TCP_DEST_PORT,
606 	ECORE_LLH_FILTER_TCP_SRC_AND_DEST_PORT,
607 	ECORE_LLH_FILTER_UDP_SRC_PORT,
608 	ECORE_LLH_FILTER_UDP_DEST_PORT,
609 	ECORE_LLH_FILTER_UDP_SRC_AND_DEST_PORT
610 };
611 
612 /**
613  * @brief ecore_llh_add_protocol_filter - configures a protocol filter in llh
614  *
615  * @param p_hwfn
616  * @param p_ptt
617  * @param source_port_or_eth_type - source port or ethertype to add
618  * @param dest_port - destination port to add
619  * @param type - type of filters and comparing
620  */
621 enum _ecore_status_t
622 ecore_llh_add_protocol_filter(struct ecore_hwfn *p_hwfn,
623 			      struct ecore_ptt *p_ptt,
624 			      u16 source_port_or_eth_type,
625 			      u16 dest_port,
626 			      enum ecore_llh_port_filter_type_t type);
627 
628 /**
629  * @brief ecore_llh_remove_protocol_filter - remove a protocol filter in llh
630  *
631  * @param p_hwfn
632  * @param p_ptt
633  * @param source_port_or_eth_type - source port or ethertype to add
634  * @param dest_port - destination port to add
635  * @param type - type of filters and comparing
636  */
637 void
638 ecore_llh_remove_protocol_filter(struct ecore_hwfn *p_hwfn,
639 				 struct ecore_ptt *p_ptt,
640 				 u16 source_port_or_eth_type,
641 				 u16 dest_port,
642 				 enum ecore_llh_port_filter_type_t type);
643 
644 /**
645  * @brief ecore_llh_clear_all_filters - removes all MAC filters from llh
646  *
647  * @param p_hwfn
648  * @param p_ptt
649  */
650 void ecore_llh_clear_all_filters(struct ecore_hwfn *p_hwfn,
651 			     struct ecore_ptt *p_ptt);
652 
653 /**
654  * @brief ecore_llh_set_function_as_default - set function as default per port
655  *
656  * @param p_hwfn
657  * @param p_ptt
658  */
659 enum _ecore_status_t
660 ecore_llh_set_function_as_default(struct ecore_hwfn *p_hwfn,
661 				  struct ecore_ptt *p_ptt);
662 
663 /**
664  *@brief Cleanup of previous driver remains prior to load
665  *
666  * @param p_hwfn
667  * @param p_ptt
668  * @param id - For PF, engine-relative. For VF, PF-relative.
669  * @param is_vf - true iff cleanup is made for a VF.
670  *
671  * @return enum _ecore_status_t
672  */
673 enum _ecore_status_t ecore_final_cleanup(struct ecore_hwfn	*p_hwfn,
674 					 struct ecore_ptt	*p_ptt,
675 					 u16			id,
676 					 bool			is_vf);
677 /**
678  * @brief ecore_set_queue_coalesce - Configure coalesce parameters for Rx and
679  *    Tx queue. The fact that we can configure coalescing to up to 511, but on
680  *    varying accuracy [the bigger the value the less accurate] up to a mistake
681  *    of 3usec for the highest values.
682  *    While the API allows setting coalescing per-qid, all queues sharing a SB
683  *    should be in same range [i.e., either 0-0x7f, 0x80-0xff or 0x100-0x1ff]
684  *    otherwise configuration would break.
685  *
686  * @param p_hwfn
687  * @param rx_coal - Rx Coalesce value in micro seconds.
688  * @param tx_coal - TX Coalesce value in micro seconds.
689  * @param p_handle
690  *
691  * @return enum _ecore_status_t
692  **/
693 enum _ecore_status_t
694 ecore_set_queue_coalesce(struct ecore_hwfn *p_hwfn, u16 rx_coal,
695 			 u16 tx_coal, void *p_handle);
696 
697 /**
698  * @brief - Recalculate feature distributions based on HW resources and
699  * user inputs. Currently this affects RDMA_CNQ, PF_L2_QUE and VF_L2_QUE.
700  * As a result, this must not be called while RDMA is active or while VFs
701  * are enabled.
702  *
703  * @param p_hwfn
704  */
705 void ecore_hw_set_feat(struct ecore_hwfn *p_hwfn);
706 
707 /**
708  * @brief ecore_change_pci_hwfn - Enable or disable PCI BUS MASTER
709  *
710  * @param p_hwfn
711  * @param p_ptt
712  * @param enable - true/false
713  *
714  * @return enum _ecore_status_t
715  */
716 enum _ecore_status_t
717 ecore_change_pci_hwfn(struct ecore_hwfn *p_hwfn,
718 		      struct ecore_ptt *p_ptt,
719 		      u8 enable);
720 
721 #endif
722