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1/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
2/* QLogic qed NIC Driver
3 * Copyright (c) 2015-2017 QLogic Corporation
4 * Copyright (c) 2019-2020 Marvell International Ltd.
5 */
6
7#ifndef _QED_DEV_API_H
8#define _QED_DEV_API_H
9
10#include <linux/types.h>
11#include <linux/kernel.h>
12#include <linux/slab.h>
13#include <linux/qed/qed_chain.h>
14#include <linux/qed/qed_if.h>
15#include "qed_int.h"
16
17/**
18 * qed_init_dp(): Initialize the debug level.
19 *
20 * @cdev: Qed dev pointer.
21 * @dp_module: Module debug parameter.
22 * @dp_level: Module debug level.
23 *
24 * Return: Void.
25 */
26void qed_init_dp(struct qed_dev *cdev,
27 u32 dp_module,
28 u8 dp_level);
29
30/**
31 * qed_init_struct(): Initialize the device structure to
32 * its defaults.
33 *
34 * @cdev: Qed dev pointer.
35 *
36 * Return: Void.
37 */
38void qed_init_struct(struct qed_dev *cdev);
39
40/**
41 * qed_resc_free: Free device resources.
42 *
43 * @cdev: Qed dev pointer.
44 *
45 * Return: Void.
46 */
47void qed_resc_free(struct qed_dev *cdev);
48
49/**
50 * qed_resc_alloc(): Alloc device resources.
51 *
52 * @cdev: Qed dev pointer.
53 *
54 * Return: Int.
55 */
56int qed_resc_alloc(struct qed_dev *cdev);
57
58/**
59 * qed_resc_setup(): Setup device resources.
60 *
61 * @cdev: Qed dev pointer.
62 *
63 * Return: Void.
64 */
65void qed_resc_setup(struct qed_dev *cdev);
66
67enum qed_override_force_load {
68 QED_OVERRIDE_FORCE_LOAD_NONE,
69 QED_OVERRIDE_FORCE_LOAD_ALWAYS,
70 QED_OVERRIDE_FORCE_LOAD_NEVER,
71};
72
73struct qed_drv_load_params {
74 /* Indicates whether the driver is running over a crash kernel.
75 * As part of the load request, this will be used for providing the
76 * driver role to the MFW.
77 * In case of a crash kernel over PDA - this should be set to false.
78 */
79 bool is_crash_kernel;
80
81 /* The timeout value that the MFW should use when locking the engine for
82 * the driver load process.
83 * A value of '0' means the default value, and '255' means no timeout.
84 */
85 u8 mfw_timeout_val;
86#define QED_LOAD_REQ_LOCK_TO_DEFAULT 0
87#define QED_LOAD_REQ_LOCK_TO_NONE 255
88
89 /* Avoid engine reset when first PF loads on it */
90 bool avoid_eng_reset;
91
92 /* Allow overriding the default force load behavior */
93 enum qed_override_force_load override_force_load;
94};
95
96struct qed_hw_init_params {
97 /* Tunneling parameters */
98 struct qed_tunnel_info *p_tunn;
99
100 bool b_hw_start;
101
102 /* Interrupt mode [msix, inta, etc.] to use */
103 enum qed_int_mode int_mode;
104
105 /* NPAR tx switching to be used for vports for tx-switching */
106 bool allow_npar_tx_switch;
107
108 /* Binary fw data pointer in binary fw file */
109 const u8 *bin_fw_data;
110
111 /* Driver load parameters */
112 struct qed_drv_load_params *p_drv_load_params;
113};
114
115/**
116 * qed_hw_init(): Init Qed hardware.
117 *
118 * @cdev: Qed dev pointer.
119 * @p_params: Pointers to params.
120 *
121 * Return: Int.
122 */
123int qed_hw_init(struct qed_dev *cdev, struct qed_hw_init_params *p_params);
124
125/**
126 * qed_hw_timers_stop_all(): Stop the timers HW block.
127 *
128 * @cdev: Qed dev pointer.
129 *
130 * Return: void.
131 */
132void qed_hw_timers_stop_all(struct qed_dev *cdev);
133
134/**
135 * qed_hw_stop(): Stop Qed hardware.
136 *
137 * @cdev: Qed dev pointer.
138 *
139 * Return: int.
140 */
141int qed_hw_stop(struct qed_dev *cdev);
142
143/**
144 * qed_hw_stop_fastpath(): Should be called incase
145 * slowpath is still required for the device,
146 * but fastpath is not.
147 *
148 * @cdev: Qed dev pointer.
149 *
150 * Return: Int.
151 */
152int qed_hw_stop_fastpath(struct qed_dev *cdev);
153
154/**
155 * qed_hw_start_fastpath(): Restart fastpath traffic,
156 * only if hw_stop_fastpath was called.
157 *
158 * @p_hwfn: HW device data.
159 *
160 * Return: Int.
161 */
162int qed_hw_start_fastpath(struct qed_hwfn *p_hwfn);
163
164/**
165 * qed_hw_prepare(): Prepare Qed hardware.
166 *
167 * @cdev: Qed dev pointer.
168 * @personality: Personality to initialize.
169 *
170 * Return: Int.
171 */
172int qed_hw_prepare(struct qed_dev *cdev,
173 int personality);
174
175/**
176 * qed_hw_remove(): Remove Qed hardware.
177 *
178 * @cdev: Qed dev pointer.
179 *
180 * Return: Void.
181 */
182void qed_hw_remove(struct qed_dev *cdev);
183
184/**
185 * qed_ptt_acquire(): Allocate a PTT window.
186 *
187 * @p_hwfn: HW device data.
188 *
189 * Return: struct qed_ptt.
190 *
191 * Should be called at the entry point to the driver (at the beginning of an
192 * exported function).
193 */
194struct qed_ptt *qed_ptt_acquire(struct qed_hwfn *p_hwfn);
195
196/**
197 * qed_ptt_acquire_context(): Allocate a PTT window honoring the context
198 * atomicy.
199 *
200 * @p_hwfn: HW device data.
201 * @is_atomic: Hint from the caller - if the func can sleep or not.
202 *
203 * Context: The function should not sleep in case is_atomic == true.
204 * Return: struct qed_ptt.
205 *
206 * Should be called at the entry point to the driver
207 * (at the beginning of an exported function).
208 */
209struct qed_ptt *qed_ptt_acquire_context(struct qed_hwfn *p_hwfn,
210 bool is_atomic);
211
212/**
213 * qed_ptt_release(): Release PTT Window.
214 *
215 * @p_hwfn: HW device data.
216 * @p_ptt: P_ptt.
217 *
218 * Return: Void.
219 *
220 * Should be called at the end of a flow - at the end of the function that
221 * acquired the PTT.
222 */
223void qed_ptt_release(struct qed_hwfn *p_hwfn,
224 struct qed_ptt *p_ptt);
225void qed_reset_vport_stats(struct qed_dev *cdev);
226
227enum qed_dmae_address_type_t {
228 QED_DMAE_ADDRESS_HOST_VIRT,
229 QED_DMAE_ADDRESS_HOST_PHYS,
230 QED_DMAE_ADDRESS_GRC
231};
232
233/**
234 * qed_dmae_host2grc(): Copy data from source addr to
235 * dmae registers using the given ptt.
236 *
237 * @p_hwfn: HW device data.
238 * @p_ptt: P_ptt.
239 * @source_addr: Source address.
240 * @grc_addr: GRC address (dmae_data_offset).
241 * @size_in_dwords: Size.
242 * @p_params: (default parameters will be used in case of NULL).
243 *
244 * Return: Int.
245 */
246int
247qed_dmae_host2grc(struct qed_hwfn *p_hwfn,
248 struct qed_ptt *p_ptt,
249 u64 source_addr,
250 u32 grc_addr,
251 u32 size_in_dwords,
252 struct qed_dmae_params *p_params);
253
254 /**
255 * qed_dmae_grc2host(): Read data from dmae data offset
256 * to source address using the given ptt.
257 *
258 * @p_ptt: P_ptt.
259 * @grc_addr: GRC address (dmae_data_offset).
260 * @dest_addr: Destination Address.
261 * @size_in_dwords: Size.
262 * @p_params: (default parameters will be used in case of NULL).
263 *
264 * Return: Int.
265 */
266int qed_dmae_grc2host(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt,
267 u32 grc_addr, dma_addr_t dest_addr, u32 size_in_dwords,
268 struct qed_dmae_params *p_params);
269
270/**
271 * qed_dmae_host2host(): Copy data from to source address
272 * to a destination adrress (for SRIOV) using the given
273 * ptt.
274 *
275 * @p_hwfn: HW device data.
276 * @p_ptt: P_ptt.
277 * @source_addr: Source address.
278 * @dest_addr: Destination address.
279 * @size_in_dwords: size.
280 * @p_params: (default parameters will be used in case of NULL).
281 *
282 * Return: Int.
283 */
284int qed_dmae_host2host(struct qed_hwfn *p_hwfn,
285 struct qed_ptt *p_ptt,
286 dma_addr_t source_addr,
287 dma_addr_t dest_addr,
288 u32 size_in_dwords, struct qed_dmae_params *p_params);
289
290int qed_chain_alloc(struct qed_dev *cdev, struct qed_chain *chain,
291 struct qed_chain_init_params *params);
292void qed_chain_free(struct qed_dev *cdev, struct qed_chain *chain);
293
294/**
295 * qed_fw_l2_queue(): Get absolute L2 queue ID.
296 *
297 * @p_hwfn: HW device data.
298 * @src_id: Relative to p_hwfn.
299 * @dst_id: Absolute per engine.
300 *
301 * Return: Int.
302 */
303int qed_fw_l2_queue(struct qed_hwfn *p_hwfn,
304 u16 src_id,
305 u16 *dst_id);
306
307/**
308 * qed_fw_vport(): Get absolute vport ID.
309 *
310 * @p_hwfn: HW device data.
311 * @src_id: Relative to p_hwfn.
312 * @dst_id: Absolute per engine.
313 *
314 * Return: Int.
315 */
316int qed_fw_vport(struct qed_hwfn *p_hwfn,
317 u8 src_id,
318 u8 *dst_id);
319
320/**
321 * qed_fw_rss_eng(): Get absolute RSS engine ID.
322 *
323 * @p_hwfn: HW device data.
324 * @src_id: Relative to p_hwfn.
325 * @dst_id: Absolute per engine.
326 *
327 * Return: Int.
328 */
329int qed_fw_rss_eng(struct qed_hwfn *p_hwfn,
330 u8 src_id,
331 u8 *dst_id);
332
333/**
334 * qed_llh_get_num_ppfid(): Return the allocated number of LLH filter
335 * banks that are allocated to the PF.
336 *
337 * @cdev: Qed dev pointer.
338 *
339 * Return: u8 Number of LLH filter banks.
340 */
341u8 qed_llh_get_num_ppfid(struct qed_dev *cdev);
342
343enum qed_eng {
344 QED_ENG0,
345 QED_ENG1,
346 QED_BOTH_ENG,
347};
348
349/**
350 * qed_llh_set_ppfid_affinity(): Set the engine affinity for the given
351 * LLH filter bank.
352 *
353 * @cdev: Qed dev pointer.
354 * @ppfid: Relative within the allocated ppfids ('0' is the default one).
355 * @eng: Engine.
356 *
357 * Return: Int.
358 */
359int qed_llh_set_ppfid_affinity(struct qed_dev *cdev,
360 u8 ppfid, enum qed_eng eng);
361
362/**
363 * qed_llh_set_roce_affinity(): Set the RoCE engine affinity.
364 *
365 * @cdev: Qed dev pointer.
366 * @eng: Engine.
367 *
368 * Return: Int.
369 */
370int qed_llh_set_roce_affinity(struct qed_dev *cdev, enum qed_eng eng);
371
372/**
373 * qed_llh_add_mac_filter(): Add a LLH MAC filter into the given filter
374 * bank.
375 *
376 * @cdev: Qed dev pointer.
377 * @ppfid: Relative within the allocated ppfids ('0' is the default one).
378 * @mac_addr: MAC to add.
379 *
380 * Return: Int.
381 */
382int qed_llh_add_mac_filter(struct qed_dev *cdev,
383 u8 ppfid, const u8 mac_addr[ETH_ALEN]);
384
385/**
386 * qed_llh_remove_mac_filter(): Remove a LLH MAC filter from the given
387 * filter bank.
388 *
389 * @cdev: Qed dev pointer.
390 * @ppfid: Ppfid.
391 * @mac_addr: MAC to remove
392 *
393 * Return: Void.
394 */
395void qed_llh_remove_mac_filter(struct qed_dev *cdev,
396 u8 ppfid, u8 mac_addr[ETH_ALEN]);
397
398enum qed_llh_prot_filter_type_t {
399 QED_LLH_FILTER_ETHERTYPE,
400 QED_LLH_FILTER_TCP_SRC_PORT,
401 QED_LLH_FILTER_TCP_DEST_PORT,
402 QED_LLH_FILTER_TCP_SRC_AND_DEST_PORT,
403 QED_LLH_FILTER_UDP_SRC_PORT,
404 QED_LLH_FILTER_UDP_DEST_PORT,
405 QED_LLH_FILTER_UDP_SRC_AND_DEST_PORT
406};
407
408/**
409 * qed_llh_add_protocol_filter(): Add a LLH protocol filter into the
410 * given filter bank.
411 *
412 * @cdev: Qed dev pointer.
413 * @ppfid: Relative within the allocated ppfids ('0' is the default one).
414 * @type: Type of filters and comparing.
415 * @source_port_or_eth_type: Source port or ethertype to add.
416 * @dest_port: Destination port to add.
417 *
418 * Return: Int.
419 */
420int
421qed_llh_add_protocol_filter(struct qed_dev *cdev,
422 u8 ppfid,
423 enum qed_llh_prot_filter_type_t type,
424 u16 source_port_or_eth_type, u16 dest_port);
425
426/**
427 * qed_llh_remove_protocol_filter(): Remove a LLH protocol filter from
428 * the given filter bank.
429 *
430 * @cdev: Qed dev pointer.
431 * @ppfid: Relative within the allocated ppfids ('0' is the default one).
432 * @type: Type of filters and comparing.
433 * @source_port_or_eth_type: Source port or ethertype to add.
434 * @dest_port: Destination port to add.
435 */
436void
437qed_llh_remove_protocol_filter(struct qed_dev *cdev,
438 u8 ppfid,
439 enum qed_llh_prot_filter_type_t type,
440 u16 source_port_or_eth_type, u16 dest_port);
441
442/**
443 * qed_final_cleanup(): Cleanup of previous driver remains prior to load.
444 *
445 * @p_hwfn: HW device data.
446 * @p_ptt: P_ptt.
447 * @id: For PF, engine-relative. For VF, PF-relative.
448 * @is_vf: True iff cleanup is made for a VF.
449 *
450 * Return: Int.
451 */
452int qed_final_cleanup(struct qed_hwfn *p_hwfn,
453 struct qed_ptt *p_ptt, u16 id, bool is_vf);
454
455/**
456 * qed_get_queue_coalesce(): Retrieve coalesce value for a given queue.
457 *
458 * @p_hwfn: HW device data.
459 * @coal: Store coalesce value read from the hardware.
460 * @handle: P_handle.
461 *
462 * Return: Int.
463 **/
464int qed_get_queue_coalesce(struct qed_hwfn *p_hwfn, u16 *coal, void *handle);
465
466/**
467 * qed_set_queue_coalesce(): Configure coalesce parameters for Rx and
468 * Tx queue. The fact that we can configure coalescing to up to 511, but on
469 * varying accuracy [the bigger the value the less accurate] up to a mistake
470 * of 3usec for the highest values.
471 * While the API allows setting coalescing per-qid, all queues sharing a SB
472 * should be in same range [i.e., either 0-0x7f, 0x80-0xff or 0x100-0x1ff]
473 * otherwise configuration would break.
474 *
475 * @rx_coal: Rx Coalesce value in micro seconds.
476 * @tx_coal: TX Coalesce value in micro seconds.
477 * @p_handle: P_handle.
478 *
479 * Return: Int.
480 **/
481int
482qed_set_queue_coalesce(u16 rx_coal, u16 tx_coal, void *p_handle);
483
484/**
485 * qed_pglueb_set_pfid_enable(): Enable or disable PCI BUS MASTER.
486 *
487 * @p_hwfn: HW device data.
488 * @p_ptt: P_ptt.
489 * @b_enable: True/False.
490 *
491 * Return: Int.
492 */
493int qed_pglueb_set_pfid_enable(struct qed_hwfn *p_hwfn,
494 struct qed_ptt *p_ptt, bool b_enable);
495
496/**
497 * qed_db_recovery_add(): add doorbell information to the doorbell
498 * recovery mechanism.
499 *
500 * @cdev: Qed dev pointer.
501 * @db_addr: Doorbell address.
502 * @db_data: Address of where db_data is stored.
503 * @db_width: Doorbell is 32b pr 64b.
504 * @db_space: Doorbell recovery addresses are user or kernel space.
505 *
506 * Return: Int.
507 */
508int qed_db_recovery_add(struct qed_dev *cdev,
509 void __iomem *db_addr,
510 void *db_data,
511 enum qed_db_rec_width db_width,
512 enum qed_db_rec_space db_space);
513
514/**
515 * qed_db_recovery_del() - remove doorbell information from the doorbell
516 * recovery mechanism. db_data serves as key (db_addr is not unique).
517 *
518 * @cdev: Qed dev pointer.
519 * @db_addr: doorbell address.
520 * @db_data: address where db_data is stored. Serves as key for the
521 * entry to delete.
522 *
523 * Return: Int.
524 */
525int qed_db_recovery_del(struct qed_dev *cdev,
526 void __iomem *db_addr, void *db_data);
527
528const char *qed_hw_get_resc_name(enum qed_resources res_id);
529#endif
1/* QLogic qed NIC Driver
2 * Copyright (c) 2015 QLogic Corporation
3 *
4 * This software is available under the terms of the GNU General Public License
5 * (GPL) Version 2, available from the file COPYING in the main directory of
6 * this source tree.
7 */
8
9#ifndef _QED_DEV_API_H
10#define _QED_DEV_API_H
11
12#include <linux/types.h>
13#include <linux/kernel.h>
14#include <linux/slab.h>
15#include <linux/qed/qed_chain.h>
16#include <linux/qed/qed_if.h>
17#include "qed_int.h"
18
19/**
20 * @brief qed_init_dp - initialize the debug level
21 *
22 * @param cdev
23 * @param dp_module
24 * @param dp_level
25 */
26void qed_init_dp(struct qed_dev *cdev,
27 u32 dp_module,
28 u8 dp_level);
29
30/**
31 * @brief qed_init_struct - initialize the device structure to
32 * its defaults
33 *
34 * @param cdev
35 */
36void qed_init_struct(struct qed_dev *cdev);
37
38/**
39 * @brief qed_resc_free -
40 *
41 * @param cdev
42 */
43void qed_resc_free(struct qed_dev *cdev);
44
45/**
46 * @brief qed_resc_alloc -
47 *
48 * @param cdev
49 *
50 * @return int
51 */
52int qed_resc_alloc(struct qed_dev *cdev);
53
54/**
55 * @brief qed_resc_setup -
56 *
57 * @param cdev
58 */
59void qed_resc_setup(struct qed_dev *cdev);
60
61/**
62 * @brief qed_hw_init -
63 *
64 * @param cdev
65 * @param p_tunn
66 * @param b_hw_start
67 * @param int_mode - interrupt mode [msix, inta, etc.] to use.
68 * @param allow_npar_tx_switch - npar tx switching to be used
69 * for vports configured for tx-switching.
70 * @param bin_fw_data - binary fw data pointer in binary fw file.
71 * Pass NULL if not using binary fw file.
72 *
73 * @return int
74 */
75int qed_hw_init(struct qed_dev *cdev,
76 struct qed_tunn_start_params *p_tunn,
77 bool b_hw_start,
78 enum qed_int_mode int_mode,
79 bool allow_npar_tx_switch,
80 const u8 *bin_fw_data);
81
82/**
83 * @brief qed_hw_timers_stop_all - stop the timers HW block
84 *
85 * @param cdev
86 *
87 * @return void
88 */
89void qed_hw_timers_stop_all(struct qed_dev *cdev);
90
91/**
92 * @brief qed_hw_stop -
93 *
94 * @param cdev
95 *
96 * @return int
97 */
98int qed_hw_stop(struct qed_dev *cdev);
99
100/**
101 * @brief qed_hw_stop_fastpath -should be called incase
102 * slowpath is still required for the device,
103 * but fastpath is not.
104 *
105 * @param cdev
106 *
107 */
108void qed_hw_stop_fastpath(struct qed_dev *cdev);
109
110/**
111 * @brief qed_hw_start_fastpath -restart fastpath traffic,
112 * only if hw_stop_fastpath was called
113 *
114 * @param cdev
115 *
116 */
117void qed_hw_start_fastpath(struct qed_hwfn *p_hwfn);
118
119/**
120 * @brief qed_hw_reset -
121 *
122 * @param cdev
123 *
124 * @return int
125 */
126int qed_hw_reset(struct qed_dev *cdev);
127
128/**
129 * @brief qed_hw_prepare -
130 *
131 * @param cdev
132 * @param personality - personality to initialize
133 *
134 * @return int
135 */
136int qed_hw_prepare(struct qed_dev *cdev,
137 int personality);
138
139/**
140 * @brief qed_hw_remove -
141 *
142 * @param cdev
143 */
144void qed_hw_remove(struct qed_dev *cdev);
145
146/**
147 * @brief qed_ptt_acquire - Allocate a PTT window
148 *
149 * Should be called at the entry point to the driver (at the beginning of an
150 * exported function)
151 *
152 * @param p_hwfn
153 *
154 * @return struct qed_ptt
155 */
156struct qed_ptt *qed_ptt_acquire(struct qed_hwfn *p_hwfn);
157
158/**
159 * @brief qed_ptt_release - Release PTT Window
160 *
161 * Should be called at the end of a flow - at the end of the function that
162 * acquired the PTT.
163 *
164 *
165 * @param p_hwfn
166 * @param p_ptt
167 */
168void qed_ptt_release(struct qed_hwfn *p_hwfn,
169 struct qed_ptt *p_ptt);
170void qed_reset_vport_stats(struct qed_dev *cdev);
171
172enum qed_dmae_address_type_t {
173 QED_DMAE_ADDRESS_HOST_VIRT,
174 QED_DMAE_ADDRESS_HOST_PHYS,
175 QED_DMAE_ADDRESS_GRC
176};
177
178/* value of flags If QED_DMAE_FLAG_RW_REPL_SRC flag is set and the
179 * source is a block of length DMAE_MAX_RW_SIZE and the
180 * destination is larger, the source block will be duplicated as
181 * many times as required to fill the destination block. This is
182 * used mostly to write a zeroed buffer to destination address
183 * using DMA
184 */
185#define QED_DMAE_FLAG_RW_REPL_SRC 0x00000001
186#define QED_DMAE_FLAG_VF_SRC 0x00000002
187#define QED_DMAE_FLAG_VF_DST 0x00000004
188#define QED_DMAE_FLAG_COMPLETION_DST 0x00000008
189
190struct qed_dmae_params {
191 u32 flags; /* consists of QED_DMAE_FLAG_* values */
192 u8 src_vfid;
193 u8 dst_vfid;
194};
195
196/**
197 * @brief qed_dmae_host2grc - copy data from source addr to
198 * dmae registers using the given ptt
199 *
200 * @param p_hwfn
201 * @param p_ptt
202 * @param source_addr
203 * @param grc_addr (dmae_data_offset)
204 * @param size_in_dwords
205 * @param flags (one of the flags defined above)
206 */
207int
208qed_dmae_host2grc(struct qed_hwfn *p_hwfn,
209 struct qed_ptt *p_ptt,
210 u64 source_addr,
211 u32 grc_addr,
212 u32 size_in_dwords,
213 u32 flags);
214
215 /**
216 * @brief qed_dmae_grc2host - Read data from dmae data offset
217 * to source address using the given ptt
218 *
219 * @param p_ptt
220 * @param grc_addr (dmae_data_offset)
221 * @param dest_addr
222 * @param size_in_dwords
223 * @param flags - one of the flags defined above
224 */
225int qed_dmae_grc2host(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt,
226 u32 grc_addr, dma_addr_t dest_addr, u32 size_in_dwords,
227 u32 flags);
228
229/**
230 * @brief qed_dmae_host2host - copy data from to source address
231 * to a destination adress (for SRIOV) using the given ptt
232 *
233 * @param p_hwfn
234 * @param p_ptt
235 * @param source_addr
236 * @param dest_addr
237 * @param size_in_dwords
238 * @param params
239 */
240int qed_dmae_host2host(struct qed_hwfn *p_hwfn,
241 struct qed_ptt *p_ptt,
242 dma_addr_t source_addr,
243 dma_addr_t dest_addr,
244 u32 size_in_dwords, struct qed_dmae_params *p_params);
245
246/**
247 * @brief qed_chain_alloc - Allocate and initialize a chain
248 *
249 * @param p_hwfn
250 * @param intended_use
251 * @param mode
252 * @param num_elems
253 * @param elem_size
254 * @param p_chain
255 *
256 * @return int
257 */
258int
259qed_chain_alloc(struct qed_dev *cdev,
260 enum qed_chain_use_mode intended_use,
261 enum qed_chain_mode mode,
262 enum qed_chain_cnt_type cnt_type,
263 u32 num_elems, size_t elem_size, struct qed_chain *p_chain);
264
265/**
266 * @brief qed_chain_free - Free chain DMA memory
267 *
268 * @param p_hwfn
269 * @param p_chain
270 */
271void qed_chain_free(struct qed_dev *cdev, struct qed_chain *p_chain);
272
273/**
274 * @@brief qed_fw_l2_queue - Get absolute L2 queue ID
275 *
276 * @param p_hwfn
277 * @param src_id - relative to p_hwfn
278 * @param dst_id - absolute per engine
279 *
280 * @return int
281 */
282int qed_fw_l2_queue(struct qed_hwfn *p_hwfn,
283 u16 src_id,
284 u16 *dst_id);
285
286/**
287 * @@brief qed_fw_vport - Get absolute vport ID
288 *
289 * @param p_hwfn
290 * @param src_id - relative to p_hwfn
291 * @param dst_id - absolute per engine
292 *
293 * @return int
294 */
295int qed_fw_vport(struct qed_hwfn *p_hwfn,
296 u8 src_id,
297 u8 *dst_id);
298
299/**
300 * @@brief qed_fw_rss_eng - Get absolute RSS engine ID
301 *
302 * @param p_hwfn
303 * @param src_id - relative to p_hwfn
304 * @param dst_id - absolute per engine
305 *
306 * @return int
307 */
308int qed_fw_rss_eng(struct qed_hwfn *p_hwfn,
309 u8 src_id,
310 u8 *dst_id);
311
312/**
313 * @brief qed_llh_add_mac_filter - configures a MAC filter in llh
314 *
315 * @param p_hwfn
316 * @param p_ptt
317 * @param p_filter - MAC to add
318 */
319int qed_llh_add_mac_filter(struct qed_hwfn *p_hwfn,
320 struct qed_ptt *p_ptt, u8 *p_filter);
321
322/**
323 * @brief qed_llh_remove_mac_filter - removes a MAC filter from llh
324 *
325 * @param p_hwfn
326 * @param p_ptt
327 * @param p_filter - MAC to remove
328 */
329void qed_llh_remove_mac_filter(struct qed_hwfn *p_hwfn,
330 struct qed_ptt *p_ptt, u8 *p_filter);
331
332/**
333 * *@brief Cleanup of previous driver remains prior to load
334 *
335 * @param p_hwfn
336 * @param p_ptt
337 * @param id - For PF, engine-relative. For VF, PF-relative.
338 * @param is_vf - true iff cleanup is made for a VF.
339 *
340 * @return int
341 */
342int qed_final_cleanup(struct qed_hwfn *p_hwfn,
343 struct qed_ptt *p_ptt, u16 id, bool is_vf);
344
345/**
346 * @brief qed_set_rxq_coalesce - Configure coalesce parameters for an Rx queue
347 * The fact that we can configure coalescing to up to 511, but on varying
348 * accuracy [the bigger the value the less accurate] up to a mistake of 3usec
349 * for the highest values.
350 *
351 * @param p_hwfn
352 * @param p_ptt
353 * @param coalesce - Coalesce value in micro seconds.
354 * @param qid - Queue index.
355 * @param qid - SB Id
356 *
357 * @return int
358 */
359int qed_set_rxq_coalesce(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt,
360 u16 coalesce, u8 qid, u16 sb_id);
361
362/**
363 * @brief qed_set_txq_coalesce - Configure coalesce parameters for a Tx queue
364 * While the API allows setting coalescing per-qid, all tx queues sharing a
365 * SB should be in same range [i.e., either 0-0x7f, 0x80-0xff or 0x100-0x1ff]
366 * otherwise configuration would break.
367 *
368 * @param p_hwfn
369 * @param p_ptt
370 * @param coalesce - Coalesce value in micro seconds.
371 * @param qid - Queue index.
372 * @param qid - SB Id
373 *
374 * @return int
375 */
376int qed_set_txq_coalesce(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt,
377 u16 coalesce, u8 qid, u16 sb_id);
378#endif