1 | // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) |
2 | /* Copyright 2013-2016 Freescale Semiconductor Inc. |
3 | * Copyright 2016 NXP |
4 | * Copyright 2020 NXP |
5 | */ |
6 | #include <linux/kernel.h> |
7 | #include <linux/errno.h> |
8 | #include <linux/fsl/mc.h> |
9 | #include "dpni.h" |
10 | #include "dpni-cmd.h" |
11 | |
12 | /** |
13 | * dpni_prepare_key_cfg() - function prepare extract parameters |
14 | * @cfg: defining a full Key Generation profile (rule) |
15 | * @key_cfg_buf: Zeroed 256 bytes of memory before mapping it to DMA |
16 | * |
17 | * This function has to be called before the following functions: |
18 | * - dpni_set_rx_tc_dist() |
19 | * - dpni_set_qos_table() |
20 | * |
21 | * Return: '0' on Success; Error code otherwise. |
22 | */ |
23 | int dpni_prepare_key_cfg(const struct dpkg_profile_cfg *cfg, u8 *key_cfg_buf) |
24 | { |
25 | int i, j; |
26 | struct dpni_ext_set_rx_tc_dist *dpni_ext; |
27 | struct dpni_dist_extract *extr; |
28 | |
29 | if (cfg->num_extracts > DPKG_MAX_NUM_OF_EXTRACTS) |
30 | return -EINVAL; |
31 | |
32 | dpni_ext = (struct dpni_ext_set_rx_tc_dist *)key_cfg_buf; |
33 | dpni_ext->num_extracts = cfg->num_extracts; |
34 | |
35 | for (i = 0; i < cfg->num_extracts; i++) { |
36 | extr = &dpni_ext->extracts[i]; |
37 | |
38 | switch (cfg->extracts[i].type) { |
39 | case DPKG_EXTRACT_FROM_HDR: |
40 | extr->prot = cfg->extracts[i].extract.from_hdr.prot; |
41 | dpni_set_field(extr->efh_type, EFH_TYPE, |
42 | cfg->extracts[i].extract.from_hdr.type); |
43 | extr->size = cfg->extracts[i].extract.from_hdr.size; |
44 | extr->offset = cfg->extracts[i].extract.from_hdr.offset; |
45 | extr->field = cpu_to_le32( |
46 | cfg->extracts[i].extract.from_hdr.field); |
47 | extr->hdr_index = |
48 | cfg->extracts[i].extract.from_hdr.hdr_index; |
49 | break; |
50 | case DPKG_EXTRACT_FROM_DATA: |
51 | extr->size = cfg->extracts[i].extract.from_data.size; |
52 | extr->offset = |
53 | cfg->extracts[i].extract.from_data.offset; |
54 | break; |
55 | case DPKG_EXTRACT_FROM_PARSE: |
56 | extr->size = cfg->extracts[i].extract.from_parse.size; |
57 | extr->offset = |
58 | cfg->extracts[i].extract.from_parse.offset; |
59 | break; |
60 | default: |
61 | return -EINVAL; |
62 | } |
63 | |
64 | extr->num_of_byte_masks = cfg->extracts[i].num_of_byte_masks; |
65 | dpni_set_field(extr->extract_type, EXTRACT_TYPE, |
66 | cfg->extracts[i].type); |
67 | |
68 | for (j = 0; j < DPKG_NUM_OF_MASKS; j++) { |
69 | extr->masks[j].mask = cfg->extracts[i].masks[j].mask; |
70 | extr->masks[j].offset = |
71 | cfg->extracts[i].masks[j].offset; |
72 | } |
73 | } |
74 | |
75 | return 0; |
76 | } |
77 | |
78 | /** |
79 | * dpni_open() - Open a control session for the specified object |
80 | * @mc_io: Pointer to MC portal's I/O object |
81 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
82 | * @dpni_id: DPNI unique ID |
83 | * @token: Returned token; use in subsequent API calls |
84 | * |
85 | * This function can be used to open a control session for an |
86 | * already created object; an object may have been declared in |
87 | * the DPL or by calling the dpni_create() function. |
88 | * This function returns a unique authentication token, |
89 | * associated with the specific object ID and the specific MC |
90 | * portal; this token must be used in all subsequent commands for |
91 | * this specific object. |
92 | * |
93 | * Return: '0' on Success; Error code otherwise. |
94 | */ |
95 | int dpni_open(struct fsl_mc_io *mc_io, |
96 | u32 cmd_flags, |
97 | int dpni_id, |
98 | u16 *token) |
99 | { |
100 | struct fsl_mc_command cmd = { 0 }; |
101 | struct dpni_cmd_open *cmd_params; |
102 | |
103 | int err; |
104 | |
105 | /* prepare command */ |
106 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_OPEN, |
107 | cmd_flags, |
108 | token: 0); |
109 | cmd_params = (struct dpni_cmd_open *)cmd.params; |
110 | cmd_params->dpni_id = cpu_to_le32(dpni_id); |
111 | |
112 | /* send command to mc*/ |
113 | err = mc_send_command(mc_io, cmd: &cmd); |
114 | if (err) |
115 | return err; |
116 | |
117 | /* retrieve response parameters */ |
118 | *token = mc_cmd_hdr_read_token(cmd: &cmd); |
119 | |
120 | return 0; |
121 | } |
122 | |
123 | /** |
124 | * dpni_close() - Close the control session of the object |
125 | * @mc_io: Pointer to MC portal's I/O object |
126 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
127 | * @token: Token of DPNI object |
128 | * |
129 | * After this function is called, no further operations are |
130 | * allowed on the object without opening a new control session. |
131 | * |
132 | * Return: '0' on Success; Error code otherwise. |
133 | */ |
134 | int dpni_close(struct fsl_mc_io *mc_io, |
135 | u32 cmd_flags, |
136 | u16 token) |
137 | { |
138 | struct fsl_mc_command cmd = { 0 }; |
139 | |
140 | /* prepare command */ |
141 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_CLOSE, |
142 | cmd_flags, |
143 | token); |
144 | |
145 | /* send command to mc*/ |
146 | return mc_send_command(mc_io, cmd: &cmd); |
147 | } |
148 | |
149 | /** |
150 | * dpni_set_pools() - Set buffer pools configuration |
151 | * @mc_io: Pointer to MC portal's I/O object |
152 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
153 | * @token: Token of DPNI object |
154 | * @cfg: Buffer pools configuration |
155 | * |
156 | * mandatory for DPNI operation |
157 | * warning:Allowed only when DPNI is disabled |
158 | * |
159 | * Return: '0' on Success; Error code otherwise. |
160 | */ |
161 | int dpni_set_pools(struct fsl_mc_io *mc_io, |
162 | u32 cmd_flags, |
163 | u16 token, |
164 | const struct dpni_pools_cfg *cfg) |
165 | { |
166 | struct fsl_mc_command cmd = { 0 }; |
167 | struct dpni_cmd_set_pools *cmd_params; |
168 | int i; |
169 | |
170 | /* prepare command */ |
171 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_POOLS, |
172 | cmd_flags, |
173 | token); |
174 | cmd_params = (struct dpni_cmd_set_pools *)cmd.params; |
175 | cmd_params->num_dpbp = cfg->num_dpbp; |
176 | cmd_params->pool_options = cfg->pool_options; |
177 | for (i = 0; i < DPNI_MAX_DPBP; i++) { |
178 | cmd_params->pool[i].dpbp_id = |
179 | cpu_to_le16(cfg->pools[i].dpbp_id); |
180 | cmd_params->pool[i].priority_mask = |
181 | cfg->pools[i].priority_mask; |
182 | cmd_params->buffer_size[i] = |
183 | cpu_to_le16(cfg->pools[i].buffer_size); |
184 | cmd_params->backup_pool_mask |= |
185 | DPNI_BACKUP_POOL(cfg->pools[i].backup_pool, i); |
186 | } |
187 | |
188 | /* send command to mc*/ |
189 | return mc_send_command(mc_io, cmd: &cmd); |
190 | } |
191 | |
192 | /** |
193 | * dpni_enable() - Enable the DPNI, allow sending and receiving frames. |
194 | * @mc_io: Pointer to MC portal's I/O object |
195 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
196 | * @token: Token of DPNI object |
197 | * |
198 | * Return: '0' on Success; Error code otherwise. |
199 | */ |
200 | int dpni_enable(struct fsl_mc_io *mc_io, |
201 | u32 cmd_flags, |
202 | u16 token) |
203 | { |
204 | struct fsl_mc_command cmd = { 0 }; |
205 | |
206 | /* prepare command */ |
207 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_ENABLE, |
208 | cmd_flags, |
209 | token); |
210 | |
211 | /* send command to mc*/ |
212 | return mc_send_command(mc_io, cmd: &cmd); |
213 | } |
214 | |
215 | /** |
216 | * dpni_disable() - Disable the DPNI, stop sending and receiving frames. |
217 | * @mc_io: Pointer to MC portal's I/O object |
218 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
219 | * @token: Token of DPNI object |
220 | * |
221 | * Return: '0' on Success; Error code otherwise. |
222 | */ |
223 | int dpni_disable(struct fsl_mc_io *mc_io, |
224 | u32 cmd_flags, |
225 | u16 token) |
226 | { |
227 | struct fsl_mc_command cmd = { 0 }; |
228 | |
229 | /* prepare command */ |
230 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_DISABLE, |
231 | cmd_flags, |
232 | token); |
233 | |
234 | /* send command to mc*/ |
235 | return mc_send_command(mc_io, cmd: &cmd); |
236 | } |
237 | |
238 | /** |
239 | * dpni_is_enabled() - Check if the DPNI is enabled. |
240 | * @mc_io: Pointer to MC portal's I/O object |
241 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
242 | * @token: Token of DPNI object |
243 | * @en: Returns '1' if object is enabled; '0' otherwise |
244 | * |
245 | * Return: '0' on Success; Error code otherwise. |
246 | */ |
247 | int dpni_is_enabled(struct fsl_mc_io *mc_io, |
248 | u32 cmd_flags, |
249 | u16 token, |
250 | int *en) |
251 | { |
252 | struct fsl_mc_command cmd = { 0 }; |
253 | struct dpni_rsp_is_enabled *rsp_params; |
254 | int err; |
255 | |
256 | /* prepare command */ |
257 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_IS_ENABLED, |
258 | cmd_flags, |
259 | token); |
260 | |
261 | /* send command to mc*/ |
262 | err = mc_send_command(mc_io, cmd: &cmd); |
263 | if (err) |
264 | return err; |
265 | |
266 | /* retrieve response parameters */ |
267 | rsp_params = (struct dpni_rsp_is_enabled *)cmd.params; |
268 | *en = dpni_get_field(rsp_params->enabled, ENABLE); |
269 | |
270 | return 0; |
271 | } |
272 | |
273 | /** |
274 | * dpni_reset() - Reset the DPNI, returns the object to initial state. |
275 | * @mc_io: Pointer to MC portal's I/O object |
276 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
277 | * @token: Token of DPNI object |
278 | * |
279 | * Return: '0' on Success; Error code otherwise. |
280 | */ |
281 | int dpni_reset(struct fsl_mc_io *mc_io, |
282 | u32 cmd_flags, |
283 | u16 token) |
284 | { |
285 | struct fsl_mc_command cmd = { 0 }; |
286 | |
287 | /* prepare command */ |
288 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_RESET, |
289 | cmd_flags, |
290 | token); |
291 | |
292 | /* send command to mc*/ |
293 | return mc_send_command(mc_io, cmd: &cmd); |
294 | } |
295 | |
296 | /** |
297 | * dpni_set_irq_enable() - Set overall interrupt state. |
298 | * @mc_io: Pointer to MC portal's I/O object |
299 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
300 | * @token: Token of DPNI object |
301 | * @irq_index: The interrupt index to configure |
302 | * @en: Interrupt state: - enable = 1, disable = 0 |
303 | * |
304 | * Allows GPP software to control when interrupts are generated. |
305 | * Each interrupt can have up to 32 causes. The enable/disable control's the |
306 | * overall interrupt state. if the interrupt is disabled no causes will cause |
307 | * an interrupt. |
308 | * |
309 | * Return: '0' on Success; Error code otherwise. |
310 | */ |
311 | int dpni_set_irq_enable(struct fsl_mc_io *mc_io, |
312 | u32 cmd_flags, |
313 | u16 token, |
314 | u8 irq_index, |
315 | u8 en) |
316 | { |
317 | struct fsl_mc_command cmd = { 0 }; |
318 | struct dpni_cmd_set_irq_enable *cmd_params; |
319 | |
320 | /* prepare command */ |
321 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_IRQ_ENABLE, |
322 | cmd_flags, |
323 | token); |
324 | cmd_params = (struct dpni_cmd_set_irq_enable *)cmd.params; |
325 | dpni_set_field(cmd_params->enable, ENABLE, en); |
326 | cmd_params->irq_index = irq_index; |
327 | |
328 | /* send command to mc*/ |
329 | return mc_send_command(mc_io, cmd: &cmd); |
330 | } |
331 | |
332 | /** |
333 | * dpni_get_irq_enable() - Get overall interrupt state |
334 | * @mc_io: Pointer to MC portal's I/O object |
335 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
336 | * @token: Token of DPNI object |
337 | * @irq_index: The interrupt index to configure |
338 | * @en: Returned interrupt state - enable = 1, disable = 0 |
339 | * |
340 | * Return: '0' on Success; Error code otherwise. |
341 | */ |
342 | int dpni_get_irq_enable(struct fsl_mc_io *mc_io, |
343 | u32 cmd_flags, |
344 | u16 token, |
345 | u8 irq_index, |
346 | u8 *en) |
347 | { |
348 | struct fsl_mc_command cmd = { 0 }; |
349 | struct dpni_cmd_get_irq_enable *cmd_params; |
350 | struct dpni_rsp_get_irq_enable *rsp_params; |
351 | |
352 | int err; |
353 | |
354 | /* prepare command */ |
355 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_IRQ_ENABLE, |
356 | cmd_flags, |
357 | token); |
358 | cmd_params = (struct dpni_cmd_get_irq_enable *)cmd.params; |
359 | cmd_params->irq_index = irq_index; |
360 | |
361 | /* send command to mc*/ |
362 | err = mc_send_command(mc_io, cmd: &cmd); |
363 | if (err) |
364 | return err; |
365 | |
366 | /* retrieve response parameters */ |
367 | rsp_params = (struct dpni_rsp_get_irq_enable *)cmd.params; |
368 | *en = dpni_get_field(rsp_params->enabled, ENABLE); |
369 | |
370 | return 0; |
371 | } |
372 | |
373 | /** |
374 | * dpni_set_irq_mask() - Set interrupt mask. |
375 | * @mc_io: Pointer to MC portal's I/O object |
376 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
377 | * @token: Token of DPNI object |
378 | * @irq_index: The interrupt index to configure |
379 | * @mask: event mask to trigger interrupt; |
380 | * each bit: |
381 | * 0 = ignore event |
382 | * 1 = consider event for asserting IRQ |
383 | * |
384 | * Every interrupt can have up to 32 causes and the interrupt model supports |
385 | * masking/unmasking each cause independently |
386 | * |
387 | * Return: '0' on Success; Error code otherwise. |
388 | */ |
389 | int dpni_set_irq_mask(struct fsl_mc_io *mc_io, |
390 | u32 cmd_flags, |
391 | u16 token, |
392 | u8 irq_index, |
393 | u32 mask) |
394 | { |
395 | struct fsl_mc_command cmd = { 0 }; |
396 | struct dpni_cmd_set_irq_mask *cmd_params; |
397 | |
398 | /* prepare command */ |
399 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_IRQ_MASK, |
400 | cmd_flags, |
401 | token); |
402 | cmd_params = (struct dpni_cmd_set_irq_mask *)cmd.params; |
403 | cmd_params->mask = cpu_to_le32(mask); |
404 | cmd_params->irq_index = irq_index; |
405 | |
406 | /* send command to mc*/ |
407 | return mc_send_command(mc_io, cmd: &cmd); |
408 | } |
409 | |
410 | /** |
411 | * dpni_get_irq_mask() - Get interrupt mask. |
412 | * @mc_io: Pointer to MC portal's I/O object |
413 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
414 | * @token: Token of DPNI object |
415 | * @irq_index: The interrupt index to configure |
416 | * @mask: Returned event mask to trigger interrupt |
417 | * |
418 | * Every interrupt can have up to 32 causes and the interrupt model supports |
419 | * masking/unmasking each cause independently |
420 | * |
421 | * Return: '0' on Success; Error code otherwise. |
422 | */ |
423 | int dpni_get_irq_mask(struct fsl_mc_io *mc_io, |
424 | u32 cmd_flags, |
425 | u16 token, |
426 | u8 irq_index, |
427 | u32 *mask) |
428 | { |
429 | struct fsl_mc_command cmd = { 0 }; |
430 | struct dpni_cmd_get_irq_mask *cmd_params; |
431 | struct dpni_rsp_get_irq_mask *rsp_params; |
432 | int err; |
433 | |
434 | /* prepare command */ |
435 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_IRQ_MASK, |
436 | cmd_flags, |
437 | token); |
438 | cmd_params = (struct dpni_cmd_get_irq_mask *)cmd.params; |
439 | cmd_params->irq_index = irq_index; |
440 | |
441 | /* send command to mc*/ |
442 | err = mc_send_command(mc_io, cmd: &cmd); |
443 | if (err) |
444 | return err; |
445 | |
446 | /* retrieve response parameters */ |
447 | rsp_params = (struct dpni_rsp_get_irq_mask *)cmd.params; |
448 | *mask = le32_to_cpu(rsp_params->mask); |
449 | |
450 | return 0; |
451 | } |
452 | |
453 | /** |
454 | * dpni_get_irq_status() - Get the current status of any pending interrupts. |
455 | * @mc_io: Pointer to MC portal's I/O object |
456 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
457 | * @token: Token of DPNI object |
458 | * @irq_index: The interrupt index to configure |
459 | * @status: Returned interrupts status - one bit per cause: |
460 | * 0 = no interrupt pending |
461 | * 1 = interrupt pending |
462 | * |
463 | * Return: '0' on Success; Error code otherwise. |
464 | */ |
465 | int dpni_get_irq_status(struct fsl_mc_io *mc_io, |
466 | u32 cmd_flags, |
467 | u16 token, |
468 | u8 irq_index, |
469 | u32 *status) |
470 | { |
471 | struct fsl_mc_command cmd = { 0 }; |
472 | struct dpni_cmd_get_irq_status *cmd_params; |
473 | struct dpni_rsp_get_irq_status *rsp_params; |
474 | int err; |
475 | |
476 | /* prepare command */ |
477 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_IRQ_STATUS, |
478 | cmd_flags, |
479 | token); |
480 | cmd_params = (struct dpni_cmd_get_irq_status *)cmd.params; |
481 | cmd_params->status = cpu_to_le32(*status); |
482 | cmd_params->irq_index = irq_index; |
483 | |
484 | /* send command to mc*/ |
485 | err = mc_send_command(mc_io, cmd: &cmd); |
486 | if (err) |
487 | return err; |
488 | |
489 | /* retrieve response parameters */ |
490 | rsp_params = (struct dpni_rsp_get_irq_status *)cmd.params; |
491 | *status = le32_to_cpu(rsp_params->status); |
492 | |
493 | return 0; |
494 | } |
495 | |
496 | /** |
497 | * dpni_clear_irq_status() - Clear a pending interrupt's status |
498 | * @mc_io: Pointer to MC portal's I/O object |
499 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
500 | * @token: Token of DPNI object |
501 | * @irq_index: The interrupt index to configure |
502 | * @status: bits to clear (W1C) - one bit per cause: |
503 | * 0 = don't change |
504 | * 1 = clear status bit |
505 | * |
506 | * Return: '0' on Success; Error code otherwise. |
507 | */ |
508 | int dpni_clear_irq_status(struct fsl_mc_io *mc_io, |
509 | u32 cmd_flags, |
510 | u16 token, |
511 | u8 irq_index, |
512 | u32 status) |
513 | { |
514 | struct fsl_mc_command cmd = { 0 }; |
515 | struct dpni_cmd_clear_irq_status *cmd_params; |
516 | |
517 | /* prepare command */ |
518 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_CLEAR_IRQ_STATUS, |
519 | cmd_flags, |
520 | token); |
521 | cmd_params = (struct dpni_cmd_clear_irq_status *)cmd.params; |
522 | cmd_params->irq_index = irq_index; |
523 | cmd_params->status = cpu_to_le32(status); |
524 | |
525 | /* send command to mc*/ |
526 | return mc_send_command(mc_io, cmd: &cmd); |
527 | } |
528 | |
529 | /** |
530 | * dpni_get_attributes() - Retrieve DPNI attributes. |
531 | * @mc_io: Pointer to MC portal's I/O object |
532 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
533 | * @token: Token of DPNI object |
534 | * @attr: Object's attributes |
535 | * |
536 | * Return: '0' on Success; Error code otherwise. |
537 | */ |
538 | int dpni_get_attributes(struct fsl_mc_io *mc_io, |
539 | u32 cmd_flags, |
540 | u16 token, |
541 | struct dpni_attr *attr) |
542 | { |
543 | struct fsl_mc_command cmd = { 0 }; |
544 | struct dpni_rsp_get_attr *rsp_params; |
545 | |
546 | int err; |
547 | |
548 | /* prepare command */ |
549 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_ATTR, |
550 | cmd_flags, |
551 | token); |
552 | |
553 | /* send command to mc*/ |
554 | err = mc_send_command(mc_io, cmd: &cmd); |
555 | if (err) |
556 | return err; |
557 | |
558 | /* retrieve response parameters */ |
559 | rsp_params = (struct dpni_rsp_get_attr *)cmd.params; |
560 | attr->options = le32_to_cpu(rsp_params->options); |
561 | attr->num_queues = rsp_params->num_queues; |
562 | attr->num_tcs = rsp_params->num_tcs; |
563 | attr->mac_filter_entries = rsp_params->mac_filter_entries; |
564 | attr->vlan_filter_entries = rsp_params->vlan_filter_entries; |
565 | attr->qos_entries = rsp_params->qos_entries; |
566 | attr->fs_entries = le16_to_cpu(rsp_params->fs_entries); |
567 | attr->qos_key_size = rsp_params->qos_key_size; |
568 | attr->fs_key_size = rsp_params->fs_key_size; |
569 | attr->wriop_version = le16_to_cpu(rsp_params->wriop_version); |
570 | |
571 | return 0; |
572 | } |
573 | |
574 | /** |
575 | * dpni_set_errors_behavior() - Set errors behavior |
576 | * @mc_io: Pointer to MC portal's I/O object |
577 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
578 | * @token: Token of DPNI object |
579 | * @cfg: Errors configuration |
580 | * |
581 | * this function may be called numerous times with different |
582 | * error masks |
583 | * |
584 | * Return: '0' on Success; Error code otherwise. |
585 | */ |
586 | int dpni_set_errors_behavior(struct fsl_mc_io *mc_io, |
587 | u32 cmd_flags, |
588 | u16 token, |
589 | struct dpni_error_cfg *cfg) |
590 | { |
591 | struct fsl_mc_command cmd = { 0 }; |
592 | struct dpni_cmd_set_errors_behavior *cmd_params; |
593 | |
594 | /* prepare command */ |
595 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_ERRORS_BEHAVIOR, |
596 | cmd_flags, |
597 | token); |
598 | cmd_params = (struct dpni_cmd_set_errors_behavior *)cmd.params; |
599 | cmd_params->errors = cpu_to_le32(cfg->errors); |
600 | dpni_set_field(cmd_params->flags, ERROR_ACTION, cfg->error_action); |
601 | dpni_set_field(cmd_params->flags, FRAME_ANN, cfg->set_frame_annotation); |
602 | |
603 | /* send command to mc*/ |
604 | return mc_send_command(mc_io, cmd: &cmd); |
605 | } |
606 | |
607 | /** |
608 | * dpni_get_buffer_layout() - Retrieve buffer layout attributes. |
609 | * @mc_io: Pointer to MC portal's I/O object |
610 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
611 | * @token: Token of DPNI object |
612 | * @qtype: Type of queue to retrieve configuration for |
613 | * @layout: Returns buffer layout attributes |
614 | * |
615 | * Return: '0' on Success; Error code otherwise. |
616 | */ |
617 | int dpni_get_buffer_layout(struct fsl_mc_io *mc_io, |
618 | u32 cmd_flags, |
619 | u16 token, |
620 | enum dpni_queue_type qtype, |
621 | struct dpni_buffer_layout *layout) |
622 | { |
623 | struct fsl_mc_command cmd = { 0 }; |
624 | struct dpni_cmd_get_buffer_layout *cmd_params; |
625 | struct dpni_rsp_get_buffer_layout *rsp_params; |
626 | int err; |
627 | |
628 | /* prepare command */ |
629 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_BUFFER_LAYOUT, |
630 | cmd_flags, |
631 | token); |
632 | cmd_params = (struct dpni_cmd_get_buffer_layout *)cmd.params; |
633 | cmd_params->qtype = qtype; |
634 | |
635 | /* send command to mc*/ |
636 | err = mc_send_command(mc_io, cmd: &cmd); |
637 | if (err) |
638 | return err; |
639 | |
640 | /* retrieve response parameters */ |
641 | rsp_params = (struct dpni_rsp_get_buffer_layout *)cmd.params; |
642 | layout->pass_timestamp = dpni_get_field(rsp_params->flags, PASS_TS); |
643 | layout->pass_parser_result = dpni_get_field(rsp_params->flags, PASS_PR); |
644 | layout->pass_frame_status = dpni_get_field(rsp_params->flags, PASS_FS); |
645 | layout->private_data_size = le16_to_cpu(rsp_params->private_data_size); |
646 | layout->data_align = le16_to_cpu(rsp_params->data_align); |
647 | layout->data_head_room = le16_to_cpu(rsp_params->head_room); |
648 | layout->data_tail_room = le16_to_cpu(rsp_params->tail_room); |
649 | |
650 | return 0; |
651 | } |
652 | |
653 | /** |
654 | * dpni_set_buffer_layout() - Set buffer layout configuration. |
655 | * @mc_io: Pointer to MC portal's I/O object |
656 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
657 | * @token: Token of DPNI object |
658 | * @qtype: Type of queue this configuration applies to |
659 | * @layout: Buffer layout configuration |
660 | * |
661 | * Return: '0' on Success; Error code otherwise. |
662 | * |
663 | * @warning Allowed only when DPNI is disabled |
664 | */ |
665 | int dpni_set_buffer_layout(struct fsl_mc_io *mc_io, |
666 | u32 cmd_flags, |
667 | u16 token, |
668 | enum dpni_queue_type qtype, |
669 | const struct dpni_buffer_layout *layout) |
670 | { |
671 | struct fsl_mc_command cmd = { 0 }; |
672 | struct dpni_cmd_set_buffer_layout *cmd_params; |
673 | |
674 | /* prepare command */ |
675 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_BUFFER_LAYOUT, |
676 | cmd_flags, |
677 | token); |
678 | cmd_params = (struct dpni_cmd_set_buffer_layout *)cmd.params; |
679 | cmd_params->qtype = qtype; |
680 | cmd_params->options = cpu_to_le16(layout->options); |
681 | dpni_set_field(cmd_params->flags, PASS_TS, layout->pass_timestamp); |
682 | dpni_set_field(cmd_params->flags, PASS_PR, layout->pass_parser_result); |
683 | dpni_set_field(cmd_params->flags, PASS_FS, layout->pass_frame_status); |
684 | cmd_params->private_data_size = cpu_to_le16(layout->private_data_size); |
685 | cmd_params->data_align = cpu_to_le16(layout->data_align); |
686 | cmd_params->head_room = cpu_to_le16(layout->data_head_room); |
687 | cmd_params->tail_room = cpu_to_le16(layout->data_tail_room); |
688 | |
689 | /* send command to mc*/ |
690 | return mc_send_command(mc_io, cmd: &cmd); |
691 | } |
692 | |
693 | /** |
694 | * dpni_set_offload() - Set DPNI offload configuration. |
695 | * @mc_io: Pointer to MC portal's I/O object |
696 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
697 | * @token: Token of DPNI object |
698 | * @type: Type of DPNI offload |
699 | * @config: Offload configuration. |
700 | * For checksum offloads, non-zero value enables the offload |
701 | * |
702 | * Return: '0' on Success; Error code otherwise. |
703 | * |
704 | * @warning Allowed only when DPNI is disabled |
705 | */ |
706 | |
707 | int dpni_set_offload(struct fsl_mc_io *mc_io, |
708 | u32 cmd_flags, |
709 | u16 token, |
710 | enum dpni_offload type, |
711 | u32 config) |
712 | { |
713 | struct fsl_mc_command cmd = { 0 }; |
714 | struct dpni_cmd_set_offload *cmd_params; |
715 | |
716 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_OFFLOAD, |
717 | cmd_flags, |
718 | token); |
719 | cmd_params = (struct dpni_cmd_set_offload *)cmd.params; |
720 | cmd_params->dpni_offload = type; |
721 | cmd_params->config = cpu_to_le32(config); |
722 | |
723 | return mc_send_command(mc_io, cmd: &cmd); |
724 | } |
725 | |
726 | int dpni_get_offload(struct fsl_mc_io *mc_io, |
727 | u32 cmd_flags, |
728 | u16 token, |
729 | enum dpni_offload type, |
730 | u32 *config) |
731 | { |
732 | struct fsl_mc_command cmd = { 0 }; |
733 | struct dpni_cmd_get_offload *cmd_params; |
734 | struct dpni_rsp_get_offload *rsp_params; |
735 | int err; |
736 | |
737 | /* prepare command */ |
738 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_OFFLOAD, |
739 | cmd_flags, |
740 | token); |
741 | cmd_params = (struct dpni_cmd_get_offload *)cmd.params; |
742 | cmd_params->dpni_offload = type; |
743 | |
744 | /* send command to mc*/ |
745 | err = mc_send_command(mc_io, cmd: &cmd); |
746 | if (err) |
747 | return err; |
748 | |
749 | /* retrieve response parameters */ |
750 | rsp_params = (struct dpni_rsp_get_offload *)cmd.params; |
751 | *config = le32_to_cpu(rsp_params->config); |
752 | |
753 | return 0; |
754 | } |
755 | |
756 | /** |
757 | * dpni_get_qdid() - Get the Queuing Destination ID (QDID) that should be used |
758 | * for enqueue operations |
759 | * @mc_io: Pointer to MC portal's I/O object |
760 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
761 | * @token: Token of DPNI object |
762 | * @qtype: Type of queue to receive QDID for |
763 | * @qdid: Returned virtual QDID value that should be used as an argument |
764 | * in all enqueue operations |
765 | * |
766 | * Return: '0' on Success; Error code otherwise. |
767 | */ |
768 | int dpni_get_qdid(struct fsl_mc_io *mc_io, |
769 | u32 cmd_flags, |
770 | u16 token, |
771 | enum dpni_queue_type qtype, |
772 | u16 *qdid) |
773 | { |
774 | struct fsl_mc_command cmd = { 0 }; |
775 | struct dpni_cmd_get_qdid *cmd_params; |
776 | struct dpni_rsp_get_qdid *rsp_params; |
777 | int err; |
778 | |
779 | /* prepare command */ |
780 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_QDID, |
781 | cmd_flags, |
782 | token); |
783 | cmd_params = (struct dpni_cmd_get_qdid *)cmd.params; |
784 | cmd_params->qtype = qtype; |
785 | |
786 | /* send command to mc*/ |
787 | err = mc_send_command(mc_io, cmd: &cmd); |
788 | if (err) |
789 | return err; |
790 | |
791 | /* retrieve response parameters */ |
792 | rsp_params = (struct dpni_rsp_get_qdid *)cmd.params; |
793 | *qdid = le16_to_cpu(rsp_params->qdid); |
794 | |
795 | return 0; |
796 | } |
797 | |
798 | /** |
799 | * dpni_get_tx_data_offset() - Get the Tx data offset (from start of buffer) |
800 | * @mc_io: Pointer to MC portal's I/O object |
801 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
802 | * @token: Token of DPNI object |
803 | * @data_offset: Tx data offset (from start of buffer) |
804 | * |
805 | * Return: '0' on Success; Error code otherwise. |
806 | */ |
807 | int dpni_get_tx_data_offset(struct fsl_mc_io *mc_io, |
808 | u32 cmd_flags, |
809 | u16 token, |
810 | u16 *data_offset) |
811 | { |
812 | struct fsl_mc_command cmd = { 0 }; |
813 | struct dpni_rsp_get_tx_data_offset *rsp_params; |
814 | int err; |
815 | |
816 | /* prepare command */ |
817 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_TX_DATA_OFFSET, |
818 | cmd_flags, |
819 | token); |
820 | |
821 | /* send command to mc*/ |
822 | err = mc_send_command(mc_io, cmd: &cmd); |
823 | if (err) |
824 | return err; |
825 | |
826 | /* retrieve response parameters */ |
827 | rsp_params = (struct dpni_rsp_get_tx_data_offset *)cmd.params; |
828 | *data_offset = le16_to_cpu(rsp_params->data_offset); |
829 | |
830 | return 0; |
831 | } |
832 | |
833 | /** |
834 | * dpni_set_link_cfg() - set the link configuration. |
835 | * @mc_io: Pointer to MC portal's I/O object |
836 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
837 | * @token: Token of DPNI object |
838 | * @cfg: Link configuration |
839 | * |
840 | * Return: '0' on Success; Error code otherwise. |
841 | */ |
842 | int dpni_set_link_cfg(struct fsl_mc_io *mc_io, |
843 | u32 cmd_flags, |
844 | u16 token, |
845 | const struct dpni_link_cfg *cfg) |
846 | { |
847 | struct fsl_mc_command cmd = { 0 }; |
848 | struct dpni_cmd_link_cfg *cmd_params; |
849 | |
850 | /* prepare command */ |
851 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_LINK_CFG, |
852 | cmd_flags, |
853 | token); |
854 | cmd_params = (struct dpni_cmd_link_cfg *)cmd.params; |
855 | cmd_params->rate = cpu_to_le32(cfg->rate); |
856 | cmd_params->options = cpu_to_le64(cfg->options); |
857 | |
858 | /* send command to mc*/ |
859 | return mc_send_command(mc_io, cmd: &cmd); |
860 | } |
861 | |
862 | /** |
863 | * dpni_get_link_cfg() - return the link configuration |
864 | * @mc_io: Pointer to MC portal's I/O object |
865 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
866 | * @token: Token of DPNI object |
867 | * @cfg: Link configuration from dpni object |
868 | * |
869 | * Return: '0' on Success; Error code otherwise. |
870 | */ |
871 | int dpni_get_link_cfg(struct fsl_mc_io *mc_io, |
872 | u32 cmd_flags, |
873 | u16 token, |
874 | struct dpni_link_cfg *cfg) |
875 | { |
876 | struct fsl_mc_command cmd = { 0 }; |
877 | struct dpni_cmd_link_cfg *rsp_params; |
878 | int err; |
879 | |
880 | /* prepare command */ |
881 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_LINK_CFG, |
882 | cmd_flags, |
883 | token); |
884 | |
885 | /* send command to mc*/ |
886 | err = mc_send_command(mc_io, cmd: &cmd); |
887 | if (err) |
888 | return err; |
889 | |
890 | /* retrieve response parameters */ |
891 | rsp_params = (struct dpni_cmd_link_cfg *)cmd.params; |
892 | cfg->rate = le32_to_cpu(rsp_params->rate); |
893 | cfg->options = le64_to_cpu(rsp_params->options); |
894 | |
895 | return err; |
896 | } |
897 | |
898 | /** |
899 | * dpni_get_link_state() - Return the link state (either up or down) |
900 | * @mc_io: Pointer to MC portal's I/O object |
901 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
902 | * @token: Token of DPNI object |
903 | * @state: Returned link state; |
904 | * |
905 | * Return: '0' on Success; Error code otherwise. |
906 | */ |
907 | int dpni_get_link_state(struct fsl_mc_io *mc_io, |
908 | u32 cmd_flags, |
909 | u16 token, |
910 | struct dpni_link_state *state) |
911 | { |
912 | struct fsl_mc_command cmd = { 0 }; |
913 | struct dpni_rsp_get_link_state *rsp_params; |
914 | int err; |
915 | |
916 | /* prepare command */ |
917 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_LINK_STATE, |
918 | cmd_flags, |
919 | token); |
920 | |
921 | /* send command to mc*/ |
922 | err = mc_send_command(mc_io, cmd: &cmd); |
923 | if (err) |
924 | return err; |
925 | |
926 | /* retrieve response parameters */ |
927 | rsp_params = (struct dpni_rsp_get_link_state *)cmd.params; |
928 | state->up = dpni_get_field(rsp_params->flags, LINK_STATE); |
929 | state->rate = le32_to_cpu(rsp_params->rate); |
930 | state->options = le64_to_cpu(rsp_params->options); |
931 | |
932 | return 0; |
933 | } |
934 | |
935 | /** |
936 | * dpni_set_max_frame_length() - Set the maximum received frame length. |
937 | * @mc_io: Pointer to MC portal's I/O object |
938 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
939 | * @token: Token of DPNI object |
940 | * @max_frame_length: Maximum received frame length (in |
941 | * bytes); frame is discarded if its |
942 | * length exceeds this value |
943 | * |
944 | * Return: '0' on Success; Error code otherwise. |
945 | */ |
946 | int dpni_set_max_frame_length(struct fsl_mc_io *mc_io, |
947 | u32 cmd_flags, |
948 | u16 token, |
949 | u16 max_frame_length) |
950 | { |
951 | struct fsl_mc_command cmd = { 0 }; |
952 | struct dpni_cmd_set_max_frame_length *cmd_params; |
953 | |
954 | /* prepare command */ |
955 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_MAX_FRAME_LENGTH, |
956 | cmd_flags, |
957 | token); |
958 | cmd_params = (struct dpni_cmd_set_max_frame_length *)cmd.params; |
959 | cmd_params->max_frame_length = cpu_to_le16(max_frame_length); |
960 | |
961 | /* send command to mc*/ |
962 | return mc_send_command(mc_io, cmd: &cmd); |
963 | } |
964 | |
965 | /** |
966 | * dpni_get_max_frame_length() - Get the maximum received frame length. |
967 | * @mc_io: Pointer to MC portal's I/O object |
968 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
969 | * @token: Token of DPNI object |
970 | * @max_frame_length: Maximum received frame length (in |
971 | * bytes); frame is discarded if its |
972 | * length exceeds this value |
973 | * |
974 | * Return: '0' on Success; Error code otherwise. |
975 | */ |
976 | int dpni_get_max_frame_length(struct fsl_mc_io *mc_io, |
977 | u32 cmd_flags, |
978 | u16 token, |
979 | u16 *max_frame_length) |
980 | { |
981 | struct fsl_mc_command cmd = { 0 }; |
982 | struct dpni_rsp_get_max_frame_length *rsp_params; |
983 | int err; |
984 | |
985 | /* prepare command */ |
986 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_MAX_FRAME_LENGTH, |
987 | cmd_flags, |
988 | token); |
989 | |
990 | /* send command to mc*/ |
991 | err = mc_send_command(mc_io, cmd: &cmd); |
992 | if (err) |
993 | return err; |
994 | |
995 | /* retrieve response parameters */ |
996 | rsp_params = (struct dpni_rsp_get_max_frame_length *)cmd.params; |
997 | *max_frame_length = le16_to_cpu(rsp_params->max_frame_length); |
998 | |
999 | return 0; |
1000 | } |
1001 | |
1002 | /** |
1003 | * dpni_set_multicast_promisc() - Enable/disable multicast promiscuous mode |
1004 | * @mc_io: Pointer to MC portal's I/O object |
1005 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
1006 | * @token: Token of DPNI object |
1007 | * @en: Set to '1' to enable; '0' to disable |
1008 | * |
1009 | * Return: '0' on Success; Error code otherwise. |
1010 | */ |
1011 | int dpni_set_multicast_promisc(struct fsl_mc_io *mc_io, |
1012 | u32 cmd_flags, |
1013 | u16 token, |
1014 | int en) |
1015 | { |
1016 | struct fsl_mc_command cmd = { 0 }; |
1017 | struct dpni_cmd_set_multicast_promisc *cmd_params; |
1018 | |
1019 | /* prepare command */ |
1020 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_MCAST_PROMISC, |
1021 | cmd_flags, |
1022 | token); |
1023 | cmd_params = (struct dpni_cmd_set_multicast_promisc *)cmd.params; |
1024 | dpni_set_field(cmd_params->enable, ENABLE, en); |
1025 | |
1026 | /* send command to mc*/ |
1027 | return mc_send_command(mc_io, cmd: &cmd); |
1028 | } |
1029 | |
1030 | /** |
1031 | * dpni_get_multicast_promisc() - Get multicast promiscuous mode |
1032 | * @mc_io: Pointer to MC portal's I/O object |
1033 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
1034 | * @token: Token of DPNI object |
1035 | * @en: Returns '1' if enabled; '0' otherwise |
1036 | * |
1037 | * Return: '0' on Success; Error code otherwise. |
1038 | */ |
1039 | int dpni_get_multicast_promisc(struct fsl_mc_io *mc_io, |
1040 | u32 cmd_flags, |
1041 | u16 token, |
1042 | int *en) |
1043 | { |
1044 | struct fsl_mc_command cmd = { 0 }; |
1045 | struct dpni_rsp_get_multicast_promisc *rsp_params; |
1046 | int err; |
1047 | |
1048 | /* prepare command */ |
1049 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_MCAST_PROMISC, |
1050 | cmd_flags, |
1051 | token); |
1052 | |
1053 | /* send command to mc*/ |
1054 | err = mc_send_command(mc_io, cmd: &cmd); |
1055 | if (err) |
1056 | return err; |
1057 | |
1058 | /* retrieve response parameters */ |
1059 | rsp_params = (struct dpni_rsp_get_multicast_promisc *)cmd.params; |
1060 | *en = dpni_get_field(rsp_params->enabled, ENABLE); |
1061 | |
1062 | return 0; |
1063 | } |
1064 | |
1065 | /** |
1066 | * dpni_set_unicast_promisc() - Enable/disable unicast promiscuous mode |
1067 | * @mc_io: Pointer to MC portal's I/O object |
1068 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
1069 | * @token: Token of DPNI object |
1070 | * @en: Set to '1' to enable; '0' to disable |
1071 | * |
1072 | * Return: '0' on Success; Error code otherwise. |
1073 | */ |
1074 | int dpni_set_unicast_promisc(struct fsl_mc_io *mc_io, |
1075 | u32 cmd_flags, |
1076 | u16 token, |
1077 | int en) |
1078 | { |
1079 | struct fsl_mc_command cmd = { 0 }; |
1080 | struct dpni_cmd_set_unicast_promisc *cmd_params; |
1081 | |
1082 | /* prepare command */ |
1083 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_UNICAST_PROMISC, |
1084 | cmd_flags, |
1085 | token); |
1086 | cmd_params = (struct dpni_cmd_set_unicast_promisc *)cmd.params; |
1087 | dpni_set_field(cmd_params->enable, ENABLE, en); |
1088 | |
1089 | /* send command to mc*/ |
1090 | return mc_send_command(mc_io, cmd: &cmd); |
1091 | } |
1092 | |
1093 | /** |
1094 | * dpni_get_unicast_promisc() - Get unicast promiscuous mode |
1095 | * @mc_io: Pointer to MC portal's I/O object |
1096 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
1097 | * @token: Token of DPNI object |
1098 | * @en: Returns '1' if enabled; '0' otherwise |
1099 | * |
1100 | * Return: '0' on Success; Error code otherwise. |
1101 | */ |
1102 | int dpni_get_unicast_promisc(struct fsl_mc_io *mc_io, |
1103 | u32 cmd_flags, |
1104 | u16 token, |
1105 | int *en) |
1106 | { |
1107 | struct fsl_mc_command cmd = { 0 }; |
1108 | struct dpni_rsp_get_unicast_promisc *rsp_params; |
1109 | int err; |
1110 | |
1111 | /* prepare command */ |
1112 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_UNICAST_PROMISC, |
1113 | cmd_flags, |
1114 | token); |
1115 | |
1116 | /* send command to mc*/ |
1117 | err = mc_send_command(mc_io, cmd: &cmd); |
1118 | if (err) |
1119 | return err; |
1120 | |
1121 | /* retrieve response parameters */ |
1122 | rsp_params = (struct dpni_rsp_get_unicast_promisc *)cmd.params; |
1123 | *en = dpni_get_field(rsp_params->enabled, ENABLE); |
1124 | |
1125 | return 0; |
1126 | } |
1127 | |
1128 | /** |
1129 | * dpni_set_primary_mac_addr() - Set the primary MAC address |
1130 | * @mc_io: Pointer to MC portal's I/O object |
1131 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
1132 | * @token: Token of DPNI object |
1133 | * @mac_addr: MAC address to set as primary address |
1134 | * |
1135 | * Return: '0' on Success; Error code otherwise. |
1136 | */ |
1137 | int dpni_set_primary_mac_addr(struct fsl_mc_io *mc_io, |
1138 | u32 cmd_flags, |
1139 | u16 token, |
1140 | const u8 mac_addr[6]) |
1141 | { |
1142 | struct fsl_mc_command cmd = { 0 }; |
1143 | struct dpni_cmd_set_primary_mac_addr *cmd_params; |
1144 | int i; |
1145 | |
1146 | /* prepare command */ |
1147 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_PRIM_MAC, |
1148 | cmd_flags, |
1149 | token); |
1150 | cmd_params = (struct dpni_cmd_set_primary_mac_addr *)cmd.params; |
1151 | for (i = 0; i < 6; i++) |
1152 | cmd_params->mac_addr[i] = mac_addr[5 - i]; |
1153 | |
1154 | /* send command to mc*/ |
1155 | return mc_send_command(mc_io, cmd: &cmd); |
1156 | } |
1157 | |
1158 | /** |
1159 | * dpni_get_primary_mac_addr() - Get the primary MAC address |
1160 | * @mc_io: Pointer to MC portal's I/O object |
1161 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
1162 | * @token: Token of DPNI object |
1163 | * @mac_addr: Returned MAC address |
1164 | * |
1165 | * Return: '0' on Success; Error code otherwise. |
1166 | */ |
1167 | int dpni_get_primary_mac_addr(struct fsl_mc_io *mc_io, |
1168 | u32 cmd_flags, |
1169 | u16 token, |
1170 | u8 mac_addr[6]) |
1171 | { |
1172 | struct fsl_mc_command cmd = { 0 }; |
1173 | struct dpni_rsp_get_primary_mac_addr *rsp_params; |
1174 | int i, err; |
1175 | |
1176 | /* prepare command */ |
1177 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_PRIM_MAC, |
1178 | cmd_flags, |
1179 | token); |
1180 | |
1181 | /* send command to mc*/ |
1182 | err = mc_send_command(mc_io, cmd: &cmd); |
1183 | if (err) |
1184 | return err; |
1185 | |
1186 | /* retrieve response parameters */ |
1187 | rsp_params = (struct dpni_rsp_get_primary_mac_addr *)cmd.params; |
1188 | for (i = 0; i < 6; i++) |
1189 | mac_addr[5 - i] = rsp_params->mac_addr[i]; |
1190 | |
1191 | return 0; |
1192 | } |
1193 | |
1194 | /** |
1195 | * dpni_get_port_mac_addr() - Retrieve MAC address associated to the physical |
1196 | * port the DPNI is attached to |
1197 | * @mc_io: Pointer to MC portal's I/O object |
1198 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
1199 | * @token: Token of DPNI object |
1200 | * @mac_addr: MAC address of the physical port, if any, otherwise 0 |
1201 | * |
1202 | * The primary MAC address is not cleared by this operation. |
1203 | * |
1204 | * Return: '0' on Success; Error code otherwise. |
1205 | */ |
1206 | int dpni_get_port_mac_addr(struct fsl_mc_io *mc_io, |
1207 | u32 cmd_flags, |
1208 | u16 token, |
1209 | u8 mac_addr[6]) |
1210 | { |
1211 | struct fsl_mc_command cmd = { 0 }; |
1212 | struct dpni_rsp_get_port_mac_addr *rsp_params; |
1213 | int i, err; |
1214 | |
1215 | /* prepare command */ |
1216 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_PORT_MAC_ADDR, |
1217 | cmd_flags, |
1218 | token); |
1219 | |
1220 | /* send command to mc*/ |
1221 | err = mc_send_command(mc_io, cmd: &cmd); |
1222 | if (err) |
1223 | return err; |
1224 | |
1225 | /* retrieve response parameters */ |
1226 | rsp_params = (struct dpni_rsp_get_port_mac_addr *)cmd.params; |
1227 | for (i = 0; i < 6; i++) |
1228 | mac_addr[5 - i] = rsp_params->mac_addr[i]; |
1229 | |
1230 | return 0; |
1231 | } |
1232 | |
1233 | /** |
1234 | * dpni_enable_vlan_filter() - Enable/disable VLAN filtering mode |
1235 | * @mc_io: Pointer to MC portal's I/O object |
1236 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
1237 | * @token: Token of DPNI object |
1238 | * @en: Set to '1' to enable; '0' to disable |
1239 | * |
1240 | * Return: '0' on Success; Error code otherwise. |
1241 | */ |
1242 | int dpni_enable_vlan_filter(struct fsl_mc_io *mc_io, |
1243 | u32 cmd_flags, |
1244 | u16 token, |
1245 | u32 en) |
1246 | { |
1247 | struct dpni_cmd_enable_vlan_filter *cmd_params; |
1248 | struct fsl_mc_command cmd = { 0 }; |
1249 | |
1250 | /* prepare command */ |
1251 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_ENABLE_VLAN_FILTER, |
1252 | cmd_flags, |
1253 | token); |
1254 | cmd_params = (struct dpni_cmd_enable_vlan_filter *)cmd.params; |
1255 | dpni_set_field(cmd_params->en, ENABLE, en); |
1256 | |
1257 | /* send command to mc*/ |
1258 | return mc_send_command(mc_io, cmd: &cmd); |
1259 | } |
1260 | |
1261 | /** |
1262 | * dpni_add_vlan_id() - Add VLAN ID filter |
1263 | * @mc_io: Pointer to MC portal's I/O object |
1264 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
1265 | * @token: Token of DPNI object |
1266 | * @vlan_id: VLAN ID to add |
1267 | * @flags: 0 - tc_id and flow_id will be ignored. |
1268 | * Pkt with this vlan_id will be passed to the next |
1269 | * classification stages |
1270 | * DPNI_VLAN_SET_QUEUE_ACTION |
1271 | * Pkt with this vlan_id will be forward directly to |
1272 | * queue defined by the tc_id and flow_id |
1273 | * |
1274 | * @tc_id: Traffic class selection (0-7) |
1275 | * @flow_id: Selects the specific queue out of the set allocated for the |
1276 | * same as tc_id. Value must be in range 0 to NUM_QUEUES - 1 |
1277 | * |
1278 | * Return: '0' on Success; Error code otherwise. |
1279 | */ |
1280 | int dpni_add_vlan_id(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, |
1281 | u16 vlan_id, u8 flags, u8 tc_id, u8 flow_id) |
1282 | { |
1283 | struct dpni_cmd_vlan_id *cmd_params; |
1284 | struct fsl_mc_command cmd = { 0 }; |
1285 | |
1286 | /* prepare command */ |
1287 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_ADD_VLAN_ID, |
1288 | cmd_flags, |
1289 | token); |
1290 | cmd_params = (struct dpni_cmd_vlan_id *)cmd.params; |
1291 | cmd_params->flags = flags; |
1292 | cmd_params->tc_id = tc_id; |
1293 | cmd_params->flow_id = flow_id; |
1294 | cmd_params->vlan_id = cpu_to_le16(vlan_id); |
1295 | |
1296 | /* send command to mc*/ |
1297 | return mc_send_command(mc_io, cmd: &cmd); |
1298 | } |
1299 | |
1300 | /** |
1301 | * dpni_remove_vlan_id() - Remove VLAN ID filter |
1302 | * @mc_io: Pointer to MC portal's I/O object |
1303 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
1304 | * @token: Token of DPNI object |
1305 | * @vlan_id: VLAN ID to remove |
1306 | * |
1307 | * Return: '0' on Success; Error code otherwise. |
1308 | */ |
1309 | int dpni_remove_vlan_id(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, |
1310 | u16 vlan_id) |
1311 | { |
1312 | struct dpni_cmd_vlan_id *cmd_params; |
1313 | struct fsl_mc_command cmd = { 0 }; |
1314 | |
1315 | /* prepare command */ |
1316 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_REMOVE_VLAN_ID, |
1317 | cmd_flags, |
1318 | token); |
1319 | cmd_params = (struct dpni_cmd_vlan_id *)cmd.params; |
1320 | cmd_params->vlan_id = cpu_to_le16(vlan_id); |
1321 | |
1322 | /* send command to mc*/ |
1323 | return mc_send_command(mc_io, cmd: &cmd); |
1324 | } |
1325 | |
1326 | /** |
1327 | * dpni_add_mac_addr() - Add MAC address filter |
1328 | * @mc_io: Pointer to MC portal's I/O object |
1329 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
1330 | * @token: Token of DPNI object |
1331 | * @mac_addr: MAC address to add |
1332 | * |
1333 | * Return: '0' on Success; Error code otherwise. |
1334 | */ |
1335 | int dpni_add_mac_addr(struct fsl_mc_io *mc_io, |
1336 | u32 cmd_flags, |
1337 | u16 token, |
1338 | const u8 mac_addr[6]) |
1339 | { |
1340 | struct fsl_mc_command cmd = { 0 }; |
1341 | struct dpni_cmd_add_mac_addr *cmd_params; |
1342 | int i; |
1343 | |
1344 | /* prepare command */ |
1345 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_ADD_MAC_ADDR, |
1346 | cmd_flags, |
1347 | token); |
1348 | cmd_params = (struct dpni_cmd_add_mac_addr *)cmd.params; |
1349 | for (i = 0; i < 6; i++) |
1350 | cmd_params->mac_addr[i] = mac_addr[5 - i]; |
1351 | |
1352 | /* send command to mc*/ |
1353 | return mc_send_command(mc_io, cmd: &cmd); |
1354 | } |
1355 | |
1356 | /** |
1357 | * dpni_remove_mac_addr() - Remove MAC address filter |
1358 | * @mc_io: Pointer to MC portal's I/O object |
1359 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
1360 | * @token: Token of DPNI object |
1361 | * @mac_addr: MAC address to remove |
1362 | * |
1363 | * Return: '0' on Success; Error code otherwise. |
1364 | */ |
1365 | int dpni_remove_mac_addr(struct fsl_mc_io *mc_io, |
1366 | u32 cmd_flags, |
1367 | u16 token, |
1368 | const u8 mac_addr[6]) |
1369 | { |
1370 | struct fsl_mc_command cmd = { 0 }; |
1371 | struct dpni_cmd_remove_mac_addr *cmd_params; |
1372 | int i; |
1373 | |
1374 | /* prepare command */ |
1375 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_REMOVE_MAC_ADDR, |
1376 | cmd_flags, |
1377 | token); |
1378 | cmd_params = (struct dpni_cmd_remove_mac_addr *)cmd.params; |
1379 | for (i = 0; i < 6; i++) |
1380 | cmd_params->mac_addr[i] = mac_addr[5 - i]; |
1381 | |
1382 | /* send command to mc*/ |
1383 | return mc_send_command(mc_io, cmd: &cmd); |
1384 | } |
1385 | |
1386 | /** |
1387 | * dpni_clear_mac_filters() - Clear all unicast and/or multicast MAC filters |
1388 | * @mc_io: Pointer to MC portal's I/O object |
1389 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
1390 | * @token: Token of DPNI object |
1391 | * @unicast: Set to '1' to clear unicast addresses |
1392 | * @multicast: Set to '1' to clear multicast addresses |
1393 | * |
1394 | * The primary MAC address is not cleared by this operation. |
1395 | * |
1396 | * Return: '0' on Success; Error code otherwise. |
1397 | */ |
1398 | int dpni_clear_mac_filters(struct fsl_mc_io *mc_io, |
1399 | u32 cmd_flags, |
1400 | u16 token, |
1401 | int unicast, |
1402 | int multicast) |
1403 | { |
1404 | struct fsl_mc_command cmd = { 0 }; |
1405 | struct dpni_cmd_clear_mac_filters *cmd_params; |
1406 | |
1407 | /* prepare command */ |
1408 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_CLR_MAC_FILTERS, |
1409 | cmd_flags, |
1410 | token); |
1411 | cmd_params = (struct dpni_cmd_clear_mac_filters *)cmd.params; |
1412 | dpni_set_field(cmd_params->flags, UNICAST_FILTERS, unicast); |
1413 | dpni_set_field(cmd_params->flags, MULTICAST_FILTERS, multicast); |
1414 | |
1415 | /* send command to mc*/ |
1416 | return mc_send_command(mc_io, cmd: &cmd); |
1417 | } |
1418 | |
1419 | /** |
1420 | * dpni_set_rx_tc_dist() - Set Rx traffic class distribution configuration |
1421 | * @mc_io: Pointer to MC portal's I/O object |
1422 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
1423 | * @token: Token of DPNI object |
1424 | * @tc_id: Traffic class selection (0-7) |
1425 | * @cfg: Traffic class distribution configuration |
1426 | * |
1427 | * warning: if 'dist_mode != DPNI_DIST_MODE_NONE', call dpni_prepare_key_cfg() |
1428 | * first to prepare the key_cfg_iova parameter |
1429 | * |
1430 | * Return: '0' on Success; error code otherwise. |
1431 | */ |
1432 | int dpni_set_rx_tc_dist(struct fsl_mc_io *mc_io, |
1433 | u32 cmd_flags, |
1434 | u16 token, |
1435 | u8 tc_id, |
1436 | const struct dpni_rx_tc_dist_cfg *cfg) |
1437 | { |
1438 | struct fsl_mc_command cmd = { 0 }; |
1439 | struct dpni_cmd_set_rx_tc_dist *cmd_params; |
1440 | |
1441 | /* prepare command */ |
1442 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_RX_TC_DIST, |
1443 | cmd_flags, |
1444 | token); |
1445 | cmd_params = (struct dpni_cmd_set_rx_tc_dist *)cmd.params; |
1446 | cmd_params->dist_size = cpu_to_le16(cfg->dist_size); |
1447 | cmd_params->tc_id = tc_id; |
1448 | dpni_set_field(cmd_params->flags, DIST_MODE, cfg->dist_mode); |
1449 | dpni_set_field(cmd_params->flags, MISS_ACTION, cfg->fs_cfg.miss_action); |
1450 | cmd_params->default_flow_id = cpu_to_le16(cfg->fs_cfg.default_flow_id); |
1451 | cmd_params->key_cfg_iova = cpu_to_le64(cfg->key_cfg_iova); |
1452 | |
1453 | /* send command to mc*/ |
1454 | return mc_send_command(mc_io, cmd: &cmd); |
1455 | } |
1456 | |
1457 | /** |
1458 | * dpni_set_congestion_notification() - Set traffic class congestion |
1459 | * notification configuration |
1460 | * @mc_io: Pointer to MC portal's I/O object |
1461 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
1462 | * @token: Token of DPNI object |
1463 | * @qtype: Type of queue - Rx, Tx and Tx confirm types are supported |
1464 | * @tc_id: Traffic class selection (0-7) |
1465 | * @cfg: Congestion notification configuration |
1466 | * |
1467 | * Return: '0' on Success; error code otherwise. |
1468 | */ |
1469 | int dpni_set_congestion_notification( |
1470 | struct fsl_mc_io *mc_io, |
1471 | u32 cmd_flags, |
1472 | u16 token, |
1473 | enum dpni_queue_type qtype, |
1474 | u8 tc_id, |
1475 | const struct dpni_congestion_notification_cfg *cfg) |
1476 | { |
1477 | struct dpni_cmd_set_congestion_notification *cmd_params; |
1478 | struct fsl_mc_command cmd = { 0 }; |
1479 | |
1480 | /* prepare command */ |
1481 | cmd.header = |
1482 | mc_encode_cmd_header(DPNI_CMDID_SET_CONGESTION_NOTIFICATION, |
1483 | cmd_flags, |
1484 | token); |
1485 | cmd_params = (struct dpni_cmd_set_congestion_notification *)cmd.params; |
1486 | cmd_params->qtype = qtype; |
1487 | cmd_params->tc = tc_id; |
1488 | cmd_params->dest_id = cpu_to_le32(cfg->dest_cfg.dest_id); |
1489 | cmd_params->notification_mode = cpu_to_le16(cfg->notification_mode); |
1490 | cmd_params->dest_priority = cfg->dest_cfg.priority; |
1491 | dpni_set_field(cmd_params->type_units, DEST_TYPE, |
1492 | cfg->dest_cfg.dest_type); |
1493 | dpni_set_field(cmd_params->type_units, CONG_UNITS, cfg->units); |
1494 | cmd_params->message_iova = cpu_to_le64(cfg->message_iova); |
1495 | cmd_params->message_ctx = cpu_to_le64(cfg->message_ctx); |
1496 | cmd_params->threshold_entry = cpu_to_le32(cfg->threshold_entry); |
1497 | cmd_params->threshold_exit = cpu_to_le32(cfg->threshold_exit); |
1498 | |
1499 | /* send command to mc*/ |
1500 | return mc_send_command(mc_io, cmd: &cmd); |
1501 | } |
1502 | |
1503 | /** |
1504 | * dpni_set_queue() - Set queue parameters |
1505 | * @mc_io: Pointer to MC portal's I/O object |
1506 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
1507 | * @token: Token of DPNI object |
1508 | * @qtype: Type of queue - all queue types are supported, although |
1509 | * the command is ignored for Tx |
1510 | * @tc: Traffic class, in range 0 to NUM_TCS - 1 |
1511 | * @index: Selects the specific queue out of the set allocated for the |
1512 | * same TC. Value must be in range 0 to NUM_QUEUES - 1 |
1513 | * @options: A combination of DPNI_QUEUE_OPT_ values that control what |
1514 | * configuration options are set on the queue |
1515 | * @queue: Queue structure |
1516 | * |
1517 | * Return: '0' on Success; Error code otherwise. |
1518 | */ |
1519 | int dpni_set_queue(struct fsl_mc_io *mc_io, |
1520 | u32 cmd_flags, |
1521 | u16 token, |
1522 | enum dpni_queue_type qtype, |
1523 | u8 tc, |
1524 | u8 index, |
1525 | u8 options, |
1526 | const struct dpni_queue *queue) |
1527 | { |
1528 | struct fsl_mc_command cmd = { 0 }; |
1529 | struct dpni_cmd_set_queue *cmd_params; |
1530 | |
1531 | /* prepare command */ |
1532 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_QUEUE, |
1533 | cmd_flags, |
1534 | token); |
1535 | cmd_params = (struct dpni_cmd_set_queue *)cmd.params; |
1536 | cmd_params->qtype = qtype; |
1537 | cmd_params->tc = tc; |
1538 | cmd_params->index = index; |
1539 | cmd_params->options = options; |
1540 | cmd_params->dest_id = cpu_to_le32(queue->destination.id); |
1541 | cmd_params->dest_prio = queue->destination.priority; |
1542 | dpni_set_field(cmd_params->flags, DEST_TYPE, queue->destination.type); |
1543 | dpni_set_field(cmd_params->flags, STASH_CTRL, queue->flc.stash_control); |
1544 | dpni_set_field(cmd_params->flags, HOLD_ACTIVE, |
1545 | queue->destination.hold_active); |
1546 | cmd_params->flc = cpu_to_le64(queue->flc.value); |
1547 | cmd_params->user_context = cpu_to_le64(queue->user_context); |
1548 | |
1549 | /* send command to mc */ |
1550 | return mc_send_command(mc_io, cmd: &cmd); |
1551 | } |
1552 | |
1553 | /** |
1554 | * dpni_get_queue() - Get queue parameters |
1555 | * @mc_io: Pointer to MC portal's I/O object |
1556 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
1557 | * @token: Token of DPNI object |
1558 | * @qtype: Type of queue - all queue types are supported |
1559 | * @tc: Traffic class, in range 0 to NUM_TCS - 1 |
1560 | * @index: Selects the specific queue out of the set allocated for the |
1561 | * same TC. Value must be in range 0 to NUM_QUEUES - 1 |
1562 | * @queue: Queue configuration structure |
1563 | * @qid: Queue identification |
1564 | * |
1565 | * Return: '0' on Success; Error code otherwise. |
1566 | */ |
1567 | int dpni_get_queue(struct fsl_mc_io *mc_io, |
1568 | u32 cmd_flags, |
1569 | u16 token, |
1570 | enum dpni_queue_type qtype, |
1571 | u8 tc, |
1572 | u8 index, |
1573 | struct dpni_queue *queue, |
1574 | struct dpni_queue_id *qid) |
1575 | { |
1576 | struct fsl_mc_command cmd = { 0 }; |
1577 | struct dpni_cmd_get_queue *cmd_params; |
1578 | struct dpni_rsp_get_queue *rsp_params; |
1579 | int err; |
1580 | |
1581 | /* prepare command */ |
1582 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_QUEUE, |
1583 | cmd_flags, |
1584 | token); |
1585 | cmd_params = (struct dpni_cmd_get_queue *)cmd.params; |
1586 | cmd_params->qtype = qtype; |
1587 | cmd_params->tc = tc; |
1588 | cmd_params->index = index; |
1589 | |
1590 | /* send command to mc */ |
1591 | err = mc_send_command(mc_io, cmd: &cmd); |
1592 | if (err) |
1593 | return err; |
1594 | |
1595 | /* retrieve response parameters */ |
1596 | rsp_params = (struct dpni_rsp_get_queue *)cmd.params; |
1597 | queue->destination.id = le32_to_cpu(rsp_params->dest_id); |
1598 | queue->destination.priority = rsp_params->dest_prio; |
1599 | queue->destination.type = dpni_get_field(rsp_params->flags, |
1600 | DEST_TYPE); |
1601 | queue->flc.stash_control = dpni_get_field(rsp_params->flags, |
1602 | STASH_CTRL); |
1603 | queue->destination.hold_active = dpni_get_field(rsp_params->flags, |
1604 | HOLD_ACTIVE); |
1605 | queue->flc.value = le64_to_cpu(rsp_params->flc); |
1606 | queue->user_context = le64_to_cpu(rsp_params->user_context); |
1607 | qid->fqid = le32_to_cpu(rsp_params->fqid); |
1608 | qid->qdbin = le16_to_cpu(rsp_params->qdbin); |
1609 | |
1610 | return 0; |
1611 | } |
1612 | |
1613 | /** |
1614 | * dpni_get_statistics() - Get DPNI statistics |
1615 | * @mc_io: Pointer to MC portal's I/O object |
1616 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
1617 | * @token: Token of DPNI object |
1618 | * @page: Selects the statistics page to retrieve, see |
1619 | * DPNI_GET_STATISTICS output. Pages are numbered 0 to 6. |
1620 | * @stat: Structure containing the statistics |
1621 | * |
1622 | * Return: '0' on Success; Error code otherwise. |
1623 | */ |
1624 | int dpni_get_statistics(struct fsl_mc_io *mc_io, |
1625 | u32 cmd_flags, |
1626 | u16 token, |
1627 | u8 page, |
1628 | union dpni_statistics *stat) |
1629 | { |
1630 | struct fsl_mc_command cmd = { 0 }; |
1631 | struct dpni_cmd_get_statistics *cmd_params; |
1632 | struct dpni_rsp_get_statistics *rsp_params; |
1633 | int i, err; |
1634 | |
1635 | /* prepare command */ |
1636 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_STATISTICS, |
1637 | cmd_flags, |
1638 | token); |
1639 | cmd_params = (struct dpni_cmd_get_statistics *)cmd.params; |
1640 | cmd_params->page_number = page; |
1641 | |
1642 | /* send command to mc */ |
1643 | err = mc_send_command(mc_io, cmd: &cmd); |
1644 | if (err) |
1645 | return err; |
1646 | |
1647 | /* retrieve response parameters */ |
1648 | rsp_params = (struct dpni_rsp_get_statistics *)cmd.params; |
1649 | for (i = 0; i < DPNI_STATISTICS_CNT; i++) |
1650 | stat->raw.counter[i] = le64_to_cpu(rsp_params->counter[i]); |
1651 | |
1652 | return 0; |
1653 | } |
1654 | |
1655 | /** |
1656 | * dpni_set_taildrop() - Set taildrop per queue or TC |
1657 | * @mc_io: Pointer to MC portal's I/O object |
1658 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
1659 | * @token: Token of DPNI object |
1660 | * @cg_point: Congestion point |
1661 | * @qtype: Queue type on which the taildrop is configured. |
1662 | * Only Rx queues are supported for now |
1663 | * @tc: Traffic class to apply this taildrop to |
1664 | * @index: Index of the queue if the DPNI supports multiple queues for |
1665 | * traffic distribution. Ignored if CONGESTION_POINT is not 0. |
1666 | * @taildrop: Taildrop structure |
1667 | * |
1668 | * Return: '0' on Success; Error code otherwise. |
1669 | */ |
1670 | int dpni_set_taildrop(struct fsl_mc_io *mc_io, |
1671 | u32 cmd_flags, |
1672 | u16 token, |
1673 | enum dpni_congestion_point cg_point, |
1674 | enum dpni_queue_type qtype, |
1675 | u8 tc, |
1676 | u8 index, |
1677 | struct dpni_taildrop *taildrop) |
1678 | { |
1679 | struct fsl_mc_command cmd = { 0 }; |
1680 | struct dpni_cmd_set_taildrop *cmd_params; |
1681 | |
1682 | /* prepare command */ |
1683 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_TAILDROP, |
1684 | cmd_flags, |
1685 | token); |
1686 | cmd_params = (struct dpni_cmd_set_taildrop *)cmd.params; |
1687 | cmd_params->congestion_point = cg_point; |
1688 | cmd_params->qtype = qtype; |
1689 | cmd_params->tc = tc; |
1690 | cmd_params->index = index; |
1691 | dpni_set_field(cmd_params->enable, ENABLE, taildrop->enable); |
1692 | cmd_params->units = taildrop->units; |
1693 | cmd_params->threshold = cpu_to_le32(taildrop->threshold); |
1694 | |
1695 | /* send command to mc */ |
1696 | return mc_send_command(mc_io, cmd: &cmd); |
1697 | } |
1698 | |
1699 | /** |
1700 | * dpni_get_taildrop() - Get taildrop information |
1701 | * @mc_io: Pointer to MC portal's I/O object |
1702 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
1703 | * @token: Token of DPNI object |
1704 | * @cg_point: Congestion point |
1705 | * @qtype: Queue type on which the taildrop is configured. |
1706 | * Only Rx queues are supported for now |
1707 | * @tc: Traffic class to apply this taildrop to |
1708 | * @index: Index of the queue if the DPNI supports multiple queues for |
1709 | * traffic distribution. Ignored if CONGESTION_POINT is not 0. |
1710 | * @taildrop: Taildrop structure |
1711 | * |
1712 | * Return: '0' on Success; Error code otherwise. |
1713 | */ |
1714 | int dpni_get_taildrop(struct fsl_mc_io *mc_io, |
1715 | u32 cmd_flags, |
1716 | u16 token, |
1717 | enum dpni_congestion_point cg_point, |
1718 | enum dpni_queue_type qtype, |
1719 | u8 tc, |
1720 | u8 index, |
1721 | struct dpni_taildrop *taildrop) |
1722 | { |
1723 | struct fsl_mc_command cmd = { 0 }; |
1724 | struct dpni_cmd_get_taildrop *cmd_params; |
1725 | struct dpni_rsp_get_taildrop *rsp_params; |
1726 | int err; |
1727 | |
1728 | /* prepare command */ |
1729 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_TAILDROP, |
1730 | cmd_flags, |
1731 | token); |
1732 | cmd_params = (struct dpni_cmd_get_taildrop *)cmd.params; |
1733 | cmd_params->congestion_point = cg_point; |
1734 | cmd_params->qtype = qtype; |
1735 | cmd_params->tc = tc; |
1736 | cmd_params->index = index; |
1737 | |
1738 | /* send command to mc */ |
1739 | err = mc_send_command(mc_io, cmd: &cmd); |
1740 | if (err) |
1741 | return err; |
1742 | |
1743 | /* retrieve response parameters */ |
1744 | rsp_params = (struct dpni_rsp_get_taildrop *)cmd.params; |
1745 | taildrop->enable = dpni_get_field(rsp_params->enable, ENABLE); |
1746 | taildrop->units = rsp_params->units; |
1747 | taildrop->threshold = le32_to_cpu(rsp_params->threshold); |
1748 | |
1749 | return 0; |
1750 | } |
1751 | |
1752 | /** |
1753 | * dpni_get_api_version() - Get Data Path Network Interface API version |
1754 | * @mc_io: Pointer to MC portal's I/O object |
1755 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
1756 | * @major_ver: Major version of data path network interface API |
1757 | * @minor_ver: Minor version of data path network interface API |
1758 | * |
1759 | * Return: '0' on Success; Error code otherwise. |
1760 | */ |
1761 | int dpni_get_api_version(struct fsl_mc_io *mc_io, |
1762 | u32 cmd_flags, |
1763 | u16 *major_ver, |
1764 | u16 *minor_ver) |
1765 | { |
1766 | struct dpni_rsp_get_api_version *rsp_params; |
1767 | struct fsl_mc_command cmd = { 0 }; |
1768 | int err; |
1769 | |
1770 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_API_VERSION, |
1771 | cmd_flags, token: 0); |
1772 | |
1773 | err = mc_send_command(mc_io, cmd: &cmd); |
1774 | if (err) |
1775 | return err; |
1776 | |
1777 | rsp_params = (struct dpni_rsp_get_api_version *)cmd.params; |
1778 | *major_ver = le16_to_cpu(rsp_params->major); |
1779 | *minor_ver = le16_to_cpu(rsp_params->minor); |
1780 | |
1781 | return 0; |
1782 | } |
1783 | |
1784 | /** |
1785 | * dpni_set_rx_fs_dist() - Set Rx flow steering distribution |
1786 | * @mc_io: Pointer to MC portal's I/O object |
1787 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
1788 | * @token: Token of DPNI object |
1789 | * @cfg: Distribution configuration |
1790 | * |
1791 | * If the FS is already enabled with a previous call the classification |
1792 | * key will be changed but all the table rules are kept. If the |
1793 | * existing rules do not match the key the results will not be |
1794 | * predictable. It is the user responsibility to keep key integrity. |
1795 | * If cfg.enable is set to 1 the command will create a flow steering table |
1796 | * and will classify packets according to this table. The packets that |
1797 | * miss all the table rules will be classified according to settings |
1798 | * made in dpni_set_rx_hash_dist() |
1799 | * If cfg.enable is set to 0 the command will clear flow steering table. |
1800 | * The packets will be classified according to settings made in |
1801 | * dpni_set_rx_hash_dist() |
1802 | * |
1803 | * Return: '0' on Success; Error code otherwise. |
1804 | */ |
1805 | int dpni_set_rx_fs_dist(struct fsl_mc_io *mc_io, |
1806 | u32 cmd_flags, |
1807 | u16 token, |
1808 | const struct dpni_rx_dist_cfg *cfg) |
1809 | { |
1810 | struct dpni_cmd_set_rx_fs_dist *cmd_params; |
1811 | struct fsl_mc_command cmd = { 0 }; |
1812 | |
1813 | /* prepare command */ |
1814 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_RX_FS_DIST, |
1815 | cmd_flags, |
1816 | token); |
1817 | cmd_params = (struct dpni_cmd_set_rx_fs_dist *)cmd.params; |
1818 | cmd_params->dist_size = cpu_to_le16(cfg->dist_size); |
1819 | dpni_set_field(cmd_params->enable, RX_FS_DIST_ENABLE, cfg->enable); |
1820 | cmd_params->tc = cfg->tc; |
1821 | cmd_params->miss_flow_id = cpu_to_le16(cfg->fs_miss_flow_id); |
1822 | cmd_params->key_cfg_iova = cpu_to_le64(cfg->key_cfg_iova); |
1823 | |
1824 | /* send command to mc*/ |
1825 | return mc_send_command(mc_io, cmd: &cmd); |
1826 | } |
1827 | |
1828 | /** |
1829 | * dpni_set_rx_hash_dist() - Set Rx hash distribution |
1830 | * @mc_io: Pointer to MC portal's I/O object |
1831 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
1832 | * @token: Token of DPNI object |
1833 | * @cfg: Distribution configuration |
1834 | * If cfg.enable is set to 1 the packets will be classified using a hash |
1835 | * function based on the key received in cfg.key_cfg_iova parameter. |
1836 | * If cfg.enable is set to 0 the packets will be sent to the default queue |
1837 | * |
1838 | * Return: '0' on Success; Error code otherwise. |
1839 | */ |
1840 | int dpni_set_rx_hash_dist(struct fsl_mc_io *mc_io, |
1841 | u32 cmd_flags, |
1842 | u16 token, |
1843 | const struct dpni_rx_dist_cfg *cfg) |
1844 | { |
1845 | struct dpni_cmd_set_rx_hash_dist *cmd_params; |
1846 | struct fsl_mc_command cmd = { 0 }; |
1847 | |
1848 | /* prepare command */ |
1849 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_RX_HASH_DIST, |
1850 | cmd_flags, |
1851 | token); |
1852 | cmd_params = (struct dpni_cmd_set_rx_hash_dist *)cmd.params; |
1853 | cmd_params->dist_size = cpu_to_le16(cfg->dist_size); |
1854 | dpni_set_field(cmd_params->enable, RX_HASH_DIST_ENABLE, cfg->enable); |
1855 | cmd_params->tc = cfg->tc; |
1856 | cmd_params->key_cfg_iova = cpu_to_le64(cfg->key_cfg_iova); |
1857 | |
1858 | /* send command to mc*/ |
1859 | return mc_send_command(mc_io, cmd: &cmd); |
1860 | } |
1861 | |
1862 | /** |
1863 | * dpni_add_fs_entry() - Add Flow Steering entry for a specific traffic class |
1864 | * (to select a flow ID) |
1865 | * @mc_io: Pointer to MC portal's I/O object |
1866 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
1867 | * @token: Token of DPNI object |
1868 | * @tc_id: Traffic class selection (0-7) |
1869 | * @index: Location in the FS table where to insert the entry. |
1870 | * Only relevant if MASKING is enabled for FS |
1871 | * classification on this DPNI, it is ignored for exact match. |
1872 | * @cfg: Flow steering rule to add |
1873 | * @action: Action to be taken as result of a classification hit |
1874 | * |
1875 | * Return: '0' on Success; Error code otherwise. |
1876 | */ |
1877 | int dpni_add_fs_entry(struct fsl_mc_io *mc_io, |
1878 | u32 cmd_flags, |
1879 | u16 token, |
1880 | u8 tc_id, |
1881 | u16 index, |
1882 | const struct dpni_rule_cfg *cfg, |
1883 | const struct dpni_fs_action_cfg *action) |
1884 | { |
1885 | struct dpni_cmd_add_fs_entry *cmd_params; |
1886 | struct fsl_mc_command cmd = { 0 }; |
1887 | |
1888 | /* prepare command */ |
1889 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_ADD_FS_ENT, |
1890 | cmd_flags, |
1891 | token); |
1892 | cmd_params = (struct dpni_cmd_add_fs_entry *)cmd.params; |
1893 | cmd_params->tc_id = tc_id; |
1894 | cmd_params->key_size = cfg->key_size; |
1895 | cmd_params->index = cpu_to_le16(index); |
1896 | cmd_params->key_iova = cpu_to_le64(cfg->key_iova); |
1897 | cmd_params->mask_iova = cpu_to_le64(cfg->mask_iova); |
1898 | cmd_params->options = cpu_to_le16(action->options); |
1899 | cmd_params->flow_id = cpu_to_le16(action->flow_id); |
1900 | cmd_params->flc = cpu_to_le64(action->flc); |
1901 | |
1902 | /* send command to mc*/ |
1903 | return mc_send_command(mc_io, cmd: &cmd); |
1904 | } |
1905 | |
1906 | /** |
1907 | * dpni_remove_fs_entry() - Remove Flow Steering entry from a specific |
1908 | * traffic class |
1909 | * @mc_io: Pointer to MC portal's I/O object |
1910 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
1911 | * @token: Token of DPNI object |
1912 | * @tc_id: Traffic class selection (0-7) |
1913 | * @cfg: Flow steering rule to remove |
1914 | * |
1915 | * Return: '0' on Success; Error code otherwise. |
1916 | */ |
1917 | int dpni_remove_fs_entry(struct fsl_mc_io *mc_io, |
1918 | u32 cmd_flags, |
1919 | u16 token, |
1920 | u8 tc_id, |
1921 | const struct dpni_rule_cfg *cfg) |
1922 | { |
1923 | struct dpni_cmd_remove_fs_entry *cmd_params; |
1924 | struct fsl_mc_command cmd = { 0 }; |
1925 | |
1926 | /* prepare command */ |
1927 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_REMOVE_FS_ENT, |
1928 | cmd_flags, |
1929 | token); |
1930 | cmd_params = (struct dpni_cmd_remove_fs_entry *)cmd.params; |
1931 | cmd_params->tc_id = tc_id; |
1932 | cmd_params->key_size = cfg->key_size; |
1933 | cmd_params->key_iova = cpu_to_le64(cfg->key_iova); |
1934 | cmd_params->mask_iova = cpu_to_le64(cfg->mask_iova); |
1935 | |
1936 | /* send command to mc*/ |
1937 | return mc_send_command(mc_io, cmd: &cmd); |
1938 | } |
1939 | |
1940 | /** |
1941 | * dpni_set_qos_table() - Set QoS mapping table |
1942 | * @mc_io: Pointer to MC portal's I/O object |
1943 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
1944 | * @token: Token of DPNI object |
1945 | * @cfg: QoS table configuration |
1946 | * |
1947 | * This function and all QoS-related functions require that |
1948 | *'max_tcs > 1' was set at DPNI creation. |
1949 | * |
1950 | * warning: Before calling this function, call dpkg_prepare_key_cfg() to |
1951 | * prepare the key_cfg_iova parameter |
1952 | * |
1953 | * Return: '0' on Success; Error code otherwise. |
1954 | */ |
1955 | int dpni_set_qos_table(struct fsl_mc_io *mc_io, |
1956 | u32 cmd_flags, |
1957 | u16 token, |
1958 | const struct dpni_qos_tbl_cfg *cfg) |
1959 | { |
1960 | struct dpni_cmd_set_qos_table *cmd_params; |
1961 | struct fsl_mc_command cmd = { 0 }; |
1962 | |
1963 | /* prepare command */ |
1964 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_QOS_TBL, |
1965 | cmd_flags, |
1966 | token); |
1967 | cmd_params = (struct dpni_cmd_set_qos_table *)cmd.params; |
1968 | cmd_params->default_tc = cfg->default_tc; |
1969 | cmd_params->key_cfg_iova = cpu_to_le64(cfg->key_cfg_iova); |
1970 | dpni_set_field(cmd_params->discard_on_miss, DISCARD_ON_MISS, |
1971 | cfg->discard_on_miss); |
1972 | |
1973 | /* send command to mc*/ |
1974 | return mc_send_command(mc_io, cmd: &cmd); |
1975 | } |
1976 | |
1977 | /** |
1978 | * dpni_add_qos_entry() - Add QoS mapping entry (to select a traffic class) |
1979 | * @mc_io: Pointer to MC portal's I/O object |
1980 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
1981 | * @token: Token of DPNI object |
1982 | * @cfg: QoS rule to add |
1983 | * @tc_id: Traffic class selection (0-7) |
1984 | * @index: Location in the QoS table where to insert the entry. |
1985 | * Only relevant if MASKING is enabled for QoS classification on |
1986 | * this DPNI, it is ignored for exact match. |
1987 | * |
1988 | * Return: '0' on Success; Error code otherwise. |
1989 | */ |
1990 | int dpni_add_qos_entry(struct fsl_mc_io *mc_io, |
1991 | u32 cmd_flags, |
1992 | u16 token, |
1993 | const struct dpni_rule_cfg *cfg, |
1994 | u8 tc_id, |
1995 | u16 index) |
1996 | { |
1997 | struct dpni_cmd_add_qos_entry *cmd_params; |
1998 | struct fsl_mc_command cmd = { 0 }; |
1999 | |
2000 | /* prepare command */ |
2001 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_ADD_QOS_ENT, |
2002 | cmd_flags, |
2003 | token); |
2004 | cmd_params = (struct dpni_cmd_add_qos_entry *)cmd.params; |
2005 | cmd_params->tc_id = tc_id; |
2006 | cmd_params->key_size = cfg->key_size; |
2007 | cmd_params->index = cpu_to_le16(index); |
2008 | cmd_params->key_iova = cpu_to_le64(cfg->key_iova); |
2009 | cmd_params->mask_iova = cpu_to_le64(cfg->mask_iova); |
2010 | |
2011 | /* send command to mc*/ |
2012 | return mc_send_command(mc_io, cmd: &cmd); |
2013 | } |
2014 | |
2015 | /** |
2016 | * dpni_remove_qos_entry() - Remove QoS mapping entry |
2017 | * @mc_io: Pointer to MC portal's I/O object |
2018 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
2019 | * @token: Token of DPNI object |
2020 | * @cfg: QoS rule to remove |
2021 | * |
2022 | * Return: '0' on Success; Error code otherwise. |
2023 | */ |
2024 | int dpni_remove_qos_entry(struct fsl_mc_io *mc_io, |
2025 | u32 cmd_flags, |
2026 | u16 token, |
2027 | const struct dpni_rule_cfg *cfg) |
2028 | { |
2029 | struct dpni_cmd_remove_qos_entry *cmd_params; |
2030 | struct fsl_mc_command cmd = { 0 }; |
2031 | |
2032 | /* prepare command */ |
2033 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_REMOVE_QOS_ENT, |
2034 | cmd_flags, |
2035 | token); |
2036 | cmd_params = (struct dpni_cmd_remove_qos_entry *)cmd.params; |
2037 | cmd_params->key_size = cfg->key_size; |
2038 | cmd_params->key_iova = cpu_to_le64(cfg->key_iova); |
2039 | cmd_params->mask_iova = cpu_to_le64(cfg->mask_iova); |
2040 | |
2041 | /* send command to mc*/ |
2042 | return mc_send_command(mc_io, cmd: &cmd); |
2043 | } |
2044 | |
2045 | /** |
2046 | * dpni_clear_qos_table() - Clear all QoS mapping entries |
2047 | * @mc_io: Pointer to MC portal's I/O object |
2048 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
2049 | * @token: Token of DPNI object |
2050 | * |
2051 | * Following this function call, all frames are directed to |
2052 | * the default traffic class (0) |
2053 | * |
2054 | * Return: '0' on Success; Error code otherwise. |
2055 | */ |
2056 | int dpni_clear_qos_table(struct fsl_mc_io *mc_io, |
2057 | u32 cmd_flags, |
2058 | u16 token) |
2059 | { |
2060 | struct fsl_mc_command cmd = { 0 }; |
2061 | |
2062 | /* prepare command */ |
2063 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_CLR_QOS_TBL, |
2064 | cmd_flags, |
2065 | token); |
2066 | |
2067 | /* send command to mc*/ |
2068 | return mc_send_command(mc_io, cmd: &cmd); |
2069 | } |
2070 | |
2071 | /** |
2072 | * dpni_set_tx_shaping() - Set the transmit shaping |
2073 | * @mc_io: Pointer to MC portal's I/O object |
2074 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
2075 | * @token: Token of DPNI object |
2076 | * @tx_cr_shaper: TX committed rate shaping configuration |
2077 | * @tx_er_shaper: TX excess rate shaping configuration |
2078 | * @coupled: Committed and excess rate shapers are coupled |
2079 | * |
2080 | * Return: '0' on Success; Error code otherwise. |
2081 | */ |
2082 | int dpni_set_tx_shaping(struct fsl_mc_io *mc_io, |
2083 | u32 cmd_flags, |
2084 | u16 token, |
2085 | const struct dpni_tx_shaping_cfg *tx_cr_shaper, |
2086 | const struct dpni_tx_shaping_cfg *tx_er_shaper, |
2087 | int coupled) |
2088 | { |
2089 | struct dpni_cmd_set_tx_shaping *cmd_params; |
2090 | struct fsl_mc_command cmd = { 0 }; |
2091 | |
2092 | /* prepare command */ |
2093 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_TX_SHAPING, |
2094 | cmd_flags, |
2095 | token); |
2096 | cmd_params = (struct dpni_cmd_set_tx_shaping *)cmd.params; |
2097 | cmd_params->tx_cr_max_burst_size = cpu_to_le16(tx_cr_shaper->max_burst_size); |
2098 | cmd_params->tx_er_max_burst_size = cpu_to_le16(tx_er_shaper->max_burst_size); |
2099 | cmd_params->tx_cr_rate_limit = cpu_to_le32(tx_cr_shaper->rate_limit); |
2100 | cmd_params->tx_er_rate_limit = cpu_to_le32(tx_er_shaper->rate_limit); |
2101 | dpni_set_field(cmd_params->coupled, COUPLED, coupled); |
2102 | |
2103 | /* send command to mc*/ |
2104 | return mc_send_command(mc_io, cmd: &cmd); |
2105 | } |
2106 | |
2107 | /** |
2108 | * dpni_get_single_step_cfg() - return current configuration for |
2109 | * single step PTP |
2110 | * @mc_io: Pointer to MC portal's I/O object |
2111 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
2112 | * @token: Token of DPNI object |
2113 | * @ptp_cfg: ptp single step configuration |
2114 | * |
2115 | * Return: '0' on Success; Error code otherwise. |
2116 | * |
2117 | */ |
2118 | int dpni_get_single_step_cfg(struct fsl_mc_io *mc_io, |
2119 | u32 cmd_flags, |
2120 | u16 token, |
2121 | struct dpni_single_step_cfg *ptp_cfg) |
2122 | { |
2123 | struct dpni_rsp_single_step_cfg *rsp_params; |
2124 | struct fsl_mc_command cmd = { 0 }; |
2125 | int err; |
2126 | |
2127 | /* prepare command */ |
2128 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_SINGLE_STEP_CFG, |
2129 | cmd_flags, token); |
2130 | /* send command to mc*/ |
2131 | err = mc_send_command(mc_io, cmd: &cmd); |
2132 | if (err) |
2133 | return err; |
2134 | |
2135 | /* read command response */ |
2136 | rsp_params = (struct dpni_rsp_single_step_cfg *)cmd.params; |
2137 | ptp_cfg->offset = le16_to_cpu(rsp_params->offset); |
2138 | ptp_cfg->en = dpni_get_field(le16_to_cpu(rsp_params->flags), |
2139 | PTP_ENABLE) ? 1 : 0; |
2140 | ptp_cfg->ch_update = dpni_get_field(le16_to_cpu(rsp_params->flags), |
2141 | PTP_CH_UPDATE) ? 1 : 0; |
2142 | ptp_cfg->peer_delay = le32_to_cpu(rsp_params->peer_delay); |
2143 | ptp_cfg->ptp_onestep_reg_base = |
2144 | le32_to_cpu(rsp_params->ptp_onestep_reg_base); |
2145 | |
2146 | return err; |
2147 | } |
2148 | |
2149 | /** |
2150 | * dpni_set_single_step_cfg() - enable/disable and configure single step PTP |
2151 | * @mc_io: Pointer to MC portal's I/O object |
2152 | * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' |
2153 | * @token: Token of DPNI object |
2154 | * @ptp_cfg: ptp single step configuration |
2155 | * |
2156 | * Return: '0' on Success; Error code otherwise. |
2157 | * |
2158 | * The function has effect only when dpni object is connected to a dpmac |
2159 | * object. If the dpni is not connected to a dpmac the configuration will |
2160 | * be stored inside and applied when connection is made. |
2161 | */ |
2162 | int dpni_set_single_step_cfg(struct fsl_mc_io *mc_io, |
2163 | u32 cmd_flags, |
2164 | u16 token, |
2165 | struct dpni_single_step_cfg *ptp_cfg) |
2166 | { |
2167 | struct dpni_cmd_single_step_cfg *cmd_params; |
2168 | struct fsl_mc_command cmd = { 0 }; |
2169 | u16 flags; |
2170 | |
2171 | /* prepare command */ |
2172 | cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_SINGLE_STEP_CFG, |
2173 | cmd_flags, token); |
2174 | cmd_params = (struct dpni_cmd_single_step_cfg *)cmd.params; |
2175 | cmd_params->offset = cpu_to_le16(ptp_cfg->offset); |
2176 | cmd_params->peer_delay = cpu_to_le32(ptp_cfg->peer_delay); |
2177 | |
2178 | flags = le16_to_cpu(cmd_params->flags); |
2179 | dpni_set_field(flags, PTP_ENABLE, !!ptp_cfg->en); |
2180 | dpni_set_field(flags, PTP_CH_UPDATE, !!ptp_cfg->ch_update); |
2181 | cmd_params->flags = cpu_to_le16(flags); |
2182 | |
2183 | /* send command to mc*/ |
2184 | return mc_send_command(mc_io, cmd: &cmd); |
2185 | } |
2186 | |