xref: /linux/drivers/net/ethernet/freescale/dpaa2/dpsw.c (revision 762f99f4f3cb41a775b5157dd761217beba65873)
1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  * Copyright 2014-2016 Freescale Semiconductor Inc.
4  * Copyright 2017-2021 NXP
5  *
6  */
7 
8 #include <linux/fsl/mc.h>
9 #include "dpsw.h"
10 #include "dpsw-cmd.h"
11 
build_if_id_bitmap(__le64 * bmap,const u16 * id,const u16 num_ifs)12 static void build_if_id_bitmap(__le64 *bmap, const u16 *id, const u16 num_ifs)
13 {
14 	int i;
15 
16 	for (i = 0; (i < num_ifs) && (i < DPSW_MAX_IF); i++) {
17 		if (id[i] < DPSW_MAX_IF)
18 			bmap[id[i] / 64] |= cpu_to_le64(BIT_MASK(id[i] % 64));
19 	}
20 }
21 
22 /**
23  * dpsw_open() - Open a control session for the specified object
24  * @mc_io:	Pointer to MC portal's I/O object
25  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
26  * @dpsw_id:	DPSW unique ID
27  * @token:	Returned token; use in subsequent API calls
28  *
29  * This function can be used to open a control session for an
30  * already created object; an object may have been declared in
31  * the DPL or by calling the dpsw_create() function.
32  * This function returns a unique authentication token,
33  * associated with the specific object ID and the specific MC
34  * portal; this token must be used in all subsequent commands for
35  * this specific object
36  *
37  * Return:	'0' on Success; Error code otherwise.
38  */
dpsw_open(struct fsl_mc_io * mc_io,u32 cmd_flags,int dpsw_id,u16 * token)39 int dpsw_open(struct fsl_mc_io *mc_io, u32 cmd_flags, int dpsw_id, u16 *token)
40 {
41 	struct fsl_mc_command cmd = { 0 };
42 	struct dpsw_cmd_open *cmd_params;
43 	int err;
44 
45 	/* prepare command */
46 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_OPEN,
47 					  cmd_flags,
48 					  0);
49 	cmd_params = (struct dpsw_cmd_open *)cmd.params;
50 	cmd_params->dpsw_id = cpu_to_le32(dpsw_id);
51 
52 	/* send command to mc*/
53 	err = mc_send_command(mc_io, &cmd);
54 	if (err)
55 		return err;
56 
57 	/* retrieve response parameters */
58 	*token = mc_cmd_hdr_read_token(&cmd);
59 
60 	return 0;
61 }
62 
63 /**
64  * dpsw_close() - Close the control session of the object
65  * @mc_io:	Pointer to MC portal's I/O object
66  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
67  * @token:	Token of DPSW object
68  *
69  * After this function is called, no further operations are
70  * allowed on the object without opening a new control session.
71  *
72  * Return:	'0' on Success; Error code otherwise.
73  */
dpsw_close(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token)74 int dpsw_close(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token)
75 {
76 	struct fsl_mc_command cmd = { 0 };
77 
78 	/* prepare command */
79 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_CLOSE,
80 					  cmd_flags,
81 					  token);
82 
83 	/* send command to mc*/
84 	return mc_send_command(mc_io, &cmd);
85 }
86 
87 /**
88  * dpsw_enable() - Enable DPSW functionality
89  * @mc_io:	Pointer to MC portal's I/O object
90  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
91  * @token:	Token of DPSW object
92  *
93  * Return:	Completion status. '0' on Success; Error code otherwise.
94  */
dpsw_enable(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token)95 int dpsw_enable(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token)
96 {
97 	struct fsl_mc_command cmd = { 0 };
98 
99 	/* prepare command */
100 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_ENABLE,
101 					  cmd_flags,
102 					  token);
103 
104 	/* send command to mc*/
105 	return mc_send_command(mc_io, &cmd);
106 }
107 
108 /**
109  * dpsw_disable() - Disable DPSW functionality
110  * @mc_io:	Pointer to MC portal's I/O object
111  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
112  * @token:	Token of DPSW object
113  *
114  * Return:	Completion status. '0' on Success; Error code otherwise.
115  */
dpsw_disable(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token)116 int dpsw_disable(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token)
117 {
118 	struct fsl_mc_command cmd = { 0 };
119 
120 	/* prepare command */
121 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_DISABLE,
122 					  cmd_flags,
123 					  token);
124 
125 	/* send command to mc*/
126 	return mc_send_command(mc_io, &cmd);
127 }
128 
129 /**
130  * dpsw_reset() - Reset the DPSW, returns the object to initial state.
131  * @mc_io:	Pointer to MC portal's I/O object
132  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
133  * @token:	Token of DPSW object
134  *
135  * Return:	'0' on Success; Error code otherwise.
136  */
dpsw_reset(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token)137 int dpsw_reset(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token)
138 {
139 	struct fsl_mc_command cmd = { 0 };
140 
141 	/* prepare command */
142 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_RESET,
143 					  cmd_flags,
144 					  token);
145 
146 	/* send command to mc*/
147 	return mc_send_command(mc_io, &cmd);
148 }
149 
150 /**
151  * dpsw_set_irq_enable() - Set overall interrupt state.
152  * @mc_io:	Pointer to MC portal's I/O object
153  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
154  * @token:	Token of DPCI object
155  * @irq_index:	The interrupt index to configure
156  * @en:		Interrupt state - enable = 1, disable = 0
157  *
158  * Allows GPP software to control when interrupts are generated.
159  * Each interrupt can have up to 32 causes.  The enable/disable control's the
160  * overall interrupt state. if the interrupt is disabled no causes will cause
161  * an interrupt
162  *
163  * Return:	'0' on Success; Error code otherwise.
164  */
dpsw_set_irq_enable(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u8 irq_index,u8 en)165 int dpsw_set_irq_enable(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
166 			u8 irq_index, u8 en)
167 {
168 	struct fsl_mc_command cmd = { 0 };
169 	struct dpsw_cmd_set_irq_enable *cmd_params;
170 
171 	/* prepare command */
172 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_SET_IRQ_ENABLE,
173 					  cmd_flags,
174 					  token);
175 	cmd_params = (struct dpsw_cmd_set_irq_enable *)cmd.params;
176 	dpsw_set_field(cmd_params->enable_state, ENABLE, en);
177 	cmd_params->irq_index = irq_index;
178 
179 	/* send command to mc*/
180 	return mc_send_command(mc_io, &cmd);
181 }
182 
183 /**
184  * dpsw_set_irq_mask() - Set interrupt mask.
185  * @mc_io:	Pointer to MC portal's I/O object
186  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
187  * @token:	Token of DPCI object
188  * @irq_index:	The interrupt index to configure
189  * @mask:	Event mask to trigger interrupt;
190  *		each bit:
191  *			0 = ignore event
192  *			1 = consider event for asserting IRQ
193  *
194  * Every interrupt can have up to 32 causes and the interrupt model supports
195  * masking/unmasking each cause independently
196  *
197  * Return:	'0' on Success; Error code otherwise.
198  */
dpsw_set_irq_mask(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u8 irq_index,u32 mask)199 int dpsw_set_irq_mask(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
200 		      u8 irq_index, u32 mask)
201 {
202 	struct fsl_mc_command cmd = { 0 };
203 	struct dpsw_cmd_set_irq_mask *cmd_params;
204 
205 	/* prepare command */
206 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_SET_IRQ_MASK,
207 					  cmd_flags,
208 					  token);
209 	cmd_params = (struct dpsw_cmd_set_irq_mask *)cmd.params;
210 	cmd_params->mask = cpu_to_le32(mask);
211 	cmd_params->irq_index = irq_index;
212 
213 	/* send command to mc*/
214 	return mc_send_command(mc_io, &cmd);
215 }
216 
217 /**
218  * dpsw_get_irq_status() - Get the current status of any pending interrupts
219  * @mc_io:	Pointer to MC portal's I/O object
220  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
221  * @token:	Token of DPSW object
222  * @irq_index:	The interrupt index to configure
223  * @status:	Returned interrupts status - one bit per cause:
224  *			0 = no interrupt pending
225  *			1 = interrupt pending
226  *
227  * Return:	'0' on Success; Error code otherwise.
228  */
dpsw_get_irq_status(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u8 irq_index,u32 * status)229 int dpsw_get_irq_status(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
230 			u8 irq_index, u32 *status)
231 {
232 	struct fsl_mc_command cmd = { 0 };
233 	struct dpsw_cmd_get_irq_status *cmd_params;
234 	struct dpsw_rsp_get_irq_status *rsp_params;
235 	int err;
236 
237 	/* prepare command */
238 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_GET_IRQ_STATUS,
239 					  cmd_flags,
240 					  token);
241 	cmd_params = (struct dpsw_cmd_get_irq_status *)cmd.params;
242 	cmd_params->status = cpu_to_le32(*status);
243 	cmd_params->irq_index = irq_index;
244 
245 	/* send command to mc*/
246 	err = mc_send_command(mc_io, &cmd);
247 	if (err)
248 		return err;
249 
250 	/* retrieve response parameters */
251 	rsp_params = (struct dpsw_rsp_get_irq_status *)cmd.params;
252 	*status = le32_to_cpu(rsp_params->status);
253 
254 	return 0;
255 }
256 
257 /**
258  * dpsw_clear_irq_status() - Clear a pending interrupt's status
259  * @mc_io:	Pointer to MC portal's I/O object
260  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
261  * @token:	Token of DPCI object
262  * @irq_index:	The interrupt index to configure
263  * @status:	bits to clear (W1C) - one bit per cause:
264  *			0 = don't change
265  *			1 = clear status bit
266  *
267  * Return:	'0' on Success; Error code otherwise.
268  */
dpsw_clear_irq_status(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u8 irq_index,u32 status)269 int dpsw_clear_irq_status(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
270 			  u8 irq_index, u32 status)
271 {
272 	struct fsl_mc_command cmd = { 0 };
273 	struct dpsw_cmd_clear_irq_status *cmd_params;
274 
275 	/* prepare command */
276 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_CLEAR_IRQ_STATUS,
277 					  cmd_flags,
278 					  token);
279 	cmd_params = (struct dpsw_cmd_clear_irq_status *)cmd.params;
280 	cmd_params->status = cpu_to_le32(status);
281 	cmd_params->irq_index = irq_index;
282 
283 	/* send command to mc*/
284 	return mc_send_command(mc_io, &cmd);
285 }
286 
287 /**
288  * dpsw_get_attributes() - Retrieve DPSW attributes
289  * @mc_io:	Pointer to MC portal's I/O object
290  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
291  * @token:	Token of DPSW object
292  * @attr:	Returned DPSW attributes
293  *
294  * Return:	Completion status. '0' on Success; Error code otherwise.
295  */
dpsw_get_attributes(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,struct dpsw_attr * attr)296 int dpsw_get_attributes(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
297 			struct dpsw_attr *attr)
298 {
299 	struct fsl_mc_command cmd = { 0 };
300 	struct dpsw_rsp_get_attr *rsp_params;
301 	int err;
302 
303 	/* prepare command */
304 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_GET_ATTR,
305 					  cmd_flags,
306 					  token);
307 
308 	/* send command to mc*/
309 	err = mc_send_command(mc_io, &cmd);
310 	if (err)
311 		return err;
312 
313 	/* retrieve response parameters */
314 	rsp_params = (struct dpsw_rsp_get_attr *)cmd.params;
315 	attr->num_ifs = le16_to_cpu(rsp_params->num_ifs);
316 	attr->max_fdbs = rsp_params->max_fdbs;
317 	attr->num_fdbs = rsp_params->num_fdbs;
318 	attr->max_vlans = le16_to_cpu(rsp_params->max_vlans);
319 	attr->num_vlans = le16_to_cpu(rsp_params->num_vlans);
320 	attr->max_fdb_entries = le16_to_cpu(rsp_params->max_fdb_entries);
321 	attr->fdb_aging_time = le16_to_cpu(rsp_params->fdb_aging_time);
322 	attr->id = le32_to_cpu(rsp_params->dpsw_id);
323 	attr->mem_size = le16_to_cpu(rsp_params->mem_size);
324 	attr->max_fdb_mc_groups = le16_to_cpu(rsp_params->max_fdb_mc_groups);
325 	attr->max_meters_per_if = rsp_params->max_meters_per_if;
326 	attr->options = le64_to_cpu(rsp_params->options);
327 	attr->component_type = dpsw_get_field(rsp_params->component_type, COMPONENT_TYPE);
328 	attr->flooding_cfg = dpsw_get_field(rsp_params->repl_cfg, FLOODING_CFG);
329 	attr->broadcast_cfg = dpsw_get_field(rsp_params->repl_cfg, BROADCAST_CFG);
330 	return 0;
331 }
332 
333 /**
334  * dpsw_if_set_link_cfg() - Set the link configuration.
335  * @mc_io:	Pointer to MC portal's I/O object
336  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
337  * @token:	Token of DPSW object
338  * @if_id:	Interface id
339  * @cfg:	Link configuration
340  *
341  * Return:	'0' on Success; Error code otherwise.
342  */
dpsw_if_set_link_cfg(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 if_id,struct dpsw_link_cfg * cfg)343 int dpsw_if_set_link_cfg(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, u16 if_id,
344 			 struct dpsw_link_cfg *cfg)
345 {
346 	struct fsl_mc_command cmd = { 0 };
347 	struct dpsw_cmd_if_set_link_cfg *cmd_params;
348 
349 	/* prepare command */
350 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_IF_SET_LINK_CFG,
351 					  cmd_flags,
352 					  token);
353 	cmd_params = (struct dpsw_cmd_if_set_link_cfg *)cmd.params;
354 	cmd_params->if_id = cpu_to_le16(if_id);
355 	cmd_params->rate = cpu_to_le32(cfg->rate);
356 	cmd_params->options = cpu_to_le64(cfg->options);
357 
358 	/* send command to mc*/
359 	return mc_send_command(mc_io, &cmd);
360 }
361 
362 /**
363  * dpsw_if_get_link_state - Return the link state
364  * @mc_io:	Pointer to MC portal's I/O object
365  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
366  * @token:	Token of DPSW object
367  * @if_id:	Interface id
368  * @state:	Link state	1 - linkup, 0 - link down or disconnected
369  *
370  * Return:	'0' on Success; Error code otherwise.
371  */
dpsw_if_get_link_state(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 if_id,struct dpsw_link_state * state)372 int dpsw_if_get_link_state(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
373 			   u16 if_id, struct dpsw_link_state *state)
374 {
375 	struct fsl_mc_command cmd = { 0 };
376 	struct dpsw_cmd_if_get_link_state *cmd_params;
377 	struct dpsw_rsp_if_get_link_state *rsp_params;
378 	int err;
379 
380 	/* prepare command */
381 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_IF_GET_LINK_STATE,
382 					  cmd_flags,
383 					  token);
384 	cmd_params = (struct dpsw_cmd_if_get_link_state *)cmd.params;
385 	cmd_params->if_id = cpu_to_le16(if_id);
386 
387 	/* send command to mc*/
388 	err = mc_send_command(mc_io, &cmd);
389 	if (err)
390 		return err;
391 
392 	/* retrieve response parameters */
393 	rsp_params = (struct dpsw_rsp_if_get_link_state *)cmd.params;
394 	state->rate = le32_to_cpu(rsp_params->rate);
395 	state->options = le64_to_cpu(rsp_params->options);
396 	state->up = dpsw_get_field(rsp_params->up, UP);
397 
398 	return 0;
399 }
400 
401 /**
402  * dpsw_if_set_tci() - Set default VLAN Tag Control Information (TCI)
403  * @mc_io:	Pointer to MC portal's I/O object
404  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
405  * @token:	Token of DPSW object
406  * @if_id:	Interface Identifier
407  * @cfg:	Tag Control Information Configuration
408  *
409  * Return:	Completion status. '0' on Success; Error code otherwise.
410  */
dpsw_if_set_tci(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 if_id,const struct dpsw_tci_cfg * cfg)411 int dpsw_if_set_tci(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, u16 if_id,
412 		    const struct dpsw_tci_cfg *cfg)
413 {
414 	struct fsl_mc_command cmd = { 0 };
415 	struct dpsw_cmd_if_set_tci *cmd_params;
416 	u16 tmp_conf = 0;
417 
418 	/* prepare command */
419 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_IF_SET_TCI,
420 					  cmd_flags,
421 					  token);
422 	cmd_params = (struct dpsw_cmd_if_set_tci *)cmd.params;
423 	cmd_params->if_id = cpu_to_le16(if_id);
424 	dpsw_set_field(tmp_conf, VLAN_ID, cfg->vlan_id);
425 	dpsw_set_field(tmp_conf, DEI, cfg->dei);
426 	dpsw_set_field(tmp_conf, PCP, cfg->pcp);
427 	cmd_params->conf = cpu_to_le16(tmp_conf);
428 
429 	/* send command to mc*/
430 	return mc_send_command(mc_io, &cmd);
431 }
432 
433 /**
434  * dpsw_if_get_tci() - Get default VLAN Tag Control Information (TCI)
435  * @mc_io:	Pointer to MC portal's I/O object
436  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
437  * @token:	Token of DPSW object
438  * @if_id:	Interface Identifier
439  * @cfg:	Tag Control Information Configuration
440  *
441  * Return:	Completion status. '0' on Success; Error code otherwise.
442  */
dpsw_if_get_tci(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 if_id,struct dpsw_tci_cfg * cfg)443 int dpsw_if_get_tci(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, u16 if_id,
444 		    struct dpsw_tci_cfg *cfg)
445 {
446 	struct fsl_mc_command cmd = { 0 };
447 	struct dpsw_cmd_if_get_tci *cmd_params;
448 	struct dpsw_rsp_if_get_tci *rsp_params;
449 	int err;
450 
451 	/* prepare command */
452 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_IF_GET_TCI,
453 					  cmd_flags,
454 					  token);
455 	cmd_params = (struct dpsw_cmd_if_get_tci *)cmd.params;
456 	cmd_params->if_id = cpu_to_le16(if_id);
457 
458 	/* send command to mc*/
459 	err = mc_send_command(mc_io, &cmd);
460 	if (err)
461 		return err;
462 
463 	/* retrieve response parameters */
464 	rsp_params = (struct dpsw_rsp_if_get_tci *)cmd.params;
465 	cfg->pcp = rsp_params->pcp;
466 	cfg->dei = rsp_params->dei;
467 	cfg->vlan_id = le16_to_cpu(rsp_params->vlan_id);
468 
469 	return 0;
470 }
471 
472 /**
473  * dpsw_if_set_stp() - Function sets Spanning Tree Protocol (STP) state.
474  * @mc_io:	Pointer to MC portal's I/O object
475  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
476  * @token:	Token of DPSW object
477  * @if_id:	Interface Identifier
478  * @cfg:	STP State configuration parameters
479  *
480  * The following STP states are supported -
481  * blocking, listening, learning, forwarding and disabled.
482  *
483  * Return:	Completion status. '0' on Success; Error code otherwise.
484  */
dpsw_if_set_stp(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 if_id,const struct dpsw_stp_cfg * cfg)485 int dpsw_if_set_stp(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, u16 if_id,
486 		    const struct dpsw_stp_cfg *cfg)
487 {
488 	struct fsl_mc_command cmd = { 0 };
489 	struct dpsw_cmd_if_set_stp *cmd_params;
490 
491 	/* prepare command */
492 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_IF_SET_STP,
493 					  cmd_flags,
494 					  token);
495 	cmd_params = (struct dpsw_cmd_if_set_stp *)cmd.params;
496 	cmd_params->if_id = cpu_to_le16(if_id);
497 	cmd_params->vlan_id = cpu_to_le16(cfg->vlan_id);
498 	dpsw_set_field(cmd_params->state, STATE, cfg->state);
499 
500 	/* send command to mc*/
501 	return mc_send_command(mc_io, &cmd);
502 }
503 
504 /**
505  * dpsw_if_get_counter() - Get specific counter of particular interface
506  * @mc_io:	Pointer to MC portal's I/O object
507  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
508  * @token:	Token of DPSW object
509  * @if_id:	Interface Identifier
510  * @type:	Counter type
511  * @counter:	return value
512  *
513  * Return:	Completion status. '0' on Success; Error code otherwise.
514  */
dpsw_if_get_counter(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 if_id,enum dpsw_counter type,u64 * counter)515 int dpsw_if_get_counter(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
516 			u16 if_id, enum dpsw_counter type, u64 *counter)
517 {
518 	struct fsl_mc_command cmd = { 0 };
519 	struct dpsw_cmd_if_get_counter *cmd_params;
520 	struct dpsw_rsp_if_get_counter *rsp_params;
521 	int err;
522 
523 	/* prepare command */
524 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_IF_GET_COUNTER,
525 					  cmd_flags,
526 					  token);
527 	cmd_params = (struct dpsw_cmd_if_get_counter *)cmd.params;
528 	cmd_params->if_id = cpu_to_le16(if_id);
529 	dpsw_set_field(cmd_params->type, COUNTER_TYPE, type);
530 
531 	/* send command to mc*/
532 	err = mc_send_command(mc_io, &cmd);
533 	if (err)
534 		return err;
535 
536 	/* retrieve response parameters */
537 	rsp_params = (struct dpsw_rsp_if_get_counter *)cmd.params;
538 	*counter = le64_to_cpu(rsp_params->counter);
539 
540 	return 0;
541 }
542 
543 /**
544  * dpsw_if_enable() - Enable Interface
545  * @mc_io:	Pointer to MC portal's I/O object
546  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
547  * @token:	Token of DPSW object
548  * @if_id:	Interface Identifier
549  *
550  * Return:	Completion status. '0' on Success; Error code otherwise.
551  */
dpsw_if_enable(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 if_id)552 int dpsw_if_enable(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, u16 if_id)
553 {
554 	struct fsl_mc_command cmd = { 0 };
555 	struct dpsw_cmd_if *cmd_params;
556 
557 	/* prepare command */
558 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_IF_ENABLE,
559 					  cmd_flags,
560 					  token);
561 	cmd_params = (struct dpsw_cmd_if *)cmd.params;
562 	cmd_params->if_id = cpu_to_le16(if_id);
563 
564 	/* send command to mc*/
565 	return mc_send_command(mc_io, &cmd);
566 }
567 
568 /**
569  * dpsw_if_disable() - Disable Interface
570  * @mc_io:	Pointer to MC portal's I/O object
571  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
572  * @token:	Token of DPSW object
573  * @if_id:	Interface Identifier
574  *
575  * Return:	Completion status. '0' on Success; Error code otherwise.
576  */
dpsw_if_disable(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 if_id)577 int dpsw_if_disable(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, u16 if_id)
578 {
579 	struct fsl_mc_command cmd = { 0 };
580 	struct dpsw_cmd_if *cmd_params;
581 
582 	/* prepare command */
583 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_IF_DISABLE,
584 					  cmd_flags,
585 					  token);
586 	cmd_params = (struct dpsw_cmd_if *)cmd.params;
587 	cmd_params->if_id = cpu_to_le16(if_id);
588 
589 	/* send command to mc*/
590 	return mc_send_command(mc_io, &cmd);
591 }
592 
593 /**
594  * dpsw_if_get_attributes() - Function obtains attributes of interface
595  * @mc_io:	Pointer to MC portal's I/O object
596  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
597  * @token:	Token of DPSW object
598  * @if_id:	Interface Identifier
599  * @attr:	Returned interface attributes
600  *
601  * Return:	Completion status. '0' on Success; Error code otherwise.
602  */
dpsw_if_get_attributes(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 if_id,struct dpsw_if_attr * attr)603 int dpsw_if_get_attributes(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
604 			   u16 if_id, struct dpsw_if_attr *attr)
605 {
606 	struct dpsw_rsp_if_get_attr *rsp_params;
607 	struct fsl_mc_command cmd = { 0 };
608 	struct dpsw_cmd_if *cmd_params;
609 	int err;
610 
611 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_IF_GET_ATTR, cmd_flags,
612 					  token);
613 	cmd_params = (struct dpsw_cmd_if *)cmd.params;
614 	cmd_params->if_id = cpu_to_le16(if_id);
615 
616 	err = mc_send_command(mc_io, &cmd);
617 	if (err)
618 		return err;
619 
620 	rsp_params = (struct dpsw_rsp_if_get_attr *)cmd.params;
621 	attr->num_tcs = rsp_params->num_tcs;
622 	attr->rate = le32_to_cpu(rsp_params->rate);
623 	attr->options = le32_to_cpu(rsp_params->options);
624 	attr->qdid = le16_to_cpu(rsp_params->qdid);
625 	attr->enabled = dpsw_get_field(rsp_params->conf, ENABLED);
626 	attr->accept_all_vlan = dpsw_get_field(rsp_params->conf,
627 					       ACCEPT_ALL_VLAN);
628 	attr->admit_untagged = dpsw_get_field(rsp_params->conf,
629 					      ADMIT_UNTAGGED);
630 
631 	return 0;
632 }
633 
634 /**
635  * dpsw_if_set_max_frame_length() - Set Maximum Receive frame length.
636  * @mc_io:		Pointer to MC portal's I/O object
637  * @cmd_flags:		Command flags; one or more of 'MC_CMD_FLAG_'
638  * @token:		Token of DPSW object
639  * @if_id:		Interface Identifier
640  * @frame_length:	Maximum Frame Length
641  *
642  * Return:	Completion status. '0' on Success; Error code otherwise.
643  */
dpsw_if_set_max_frame_length(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 if_id,u16 frame_length)644 int dpsw_if_set_max_frame_length(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
645 				 u16 if_id, u16 frame_length)
646 {
647 	struct fsl_mc_command cmd = { 0 };
648 	struct dpsw_cmd_if_set_max_frame_length *cmd_params;
649 
650 	/* prepare command */
651 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_IF_SET_MAX_FRAME_LENGTH,
652 					  cmd_flags,
653 					  token);
654 	cmd_params = (struct dpsw_cmd_if_set_max_frame_length *)cmd.params;
655 	cmd_params->if_id = cpu_to_le16(if_id);
656 	cmd_params->frame_length = cpu_to_le16(frame_length);
657 
658 	/* send command to mc*/
659 	return mc_send_command(mc_io, &cmd);
660 }
661 
662 /**
663  * dpsw_vlan_add() - Adding new VLAN to DPSW.
664  * @mc_io:	Pointer to MC portal's I/O object
665  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
666  * @token:	Token of DPSW object
667  * @vlan_id:	VLAN Identifier
668  * @cfg:	VLAN configuration
669  *
670  * Only VLAN ID and FDB ID are required parameters here.
671  * 12 bit VLAN ID is defined in IEEE802.1Q.
672  * Adding a duplicate VLAN ID is not allowed.
673  * FDB ID can be shared across multiple VLANs. Shared learning
674  * is obtained by calling dpsw_vlan_add for multiple VLAN IDs
675  * with same fdb_id
676  *
677  * Return:	Completion status. '0' on Success; Error code otherwise.
678  */
dpsw_vlan_add(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 vlan_id,const struct dpsw_vlan_cfg * cfg)679 int dpsw_vlan_add(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
680 		  u16 vlan_id, const struct dpsw_vlan_cfg *cfg)
681 {
682 	struct fsl_mc_command cmd = { 0 };
683 	struct dpsw_vlan_add *cmd_params;
684 
685 	/* prepare command */
686 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_VLAN_ADD,
687 					  cmd_flags,
688 					  token);
689 	cmd_params = (struct dpsw_vlan_add *)cmd.params;
690 	cmd_params->fdb_id = cpu_to_le16(cfg->fdb_id);
691 	cmd_params->vlan_id = cpu_to_le16(vlan_id);
692 
693 	/* send command to mc*/
694 	return mc_send_command(mc_io, &cmd);
695 }
696 
697 /**
698  * dpsw_vlan_add_if() - Adding a set of interfaces to an existing VLAN.
699  * @mc_io:	Pointer to MC portal's I/O object
700  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
701  * @token:	Token of DPSW object
702  * @vlan_id:	VLAN Identifier
703  * @cfg:	Set of interfaces to add
704  *
705  * It adds only interfaces not belonging to this VLAN yet,
706  * otherwise an error is generated and an entire command is
707  * ignored. This function can be called numerous times always
708  * providing required interfaces delta.
709  *
710  * Return:	Completion status. '0' on Success; Error code otherwise.
711  */
dpsw_vlan_add_if(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 vlan_id,const struct dpsw_vlan_if_cfg * cfg)712 int dpsw_vlan_add_if(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
713 		     u16 vlan_id, const struct dpsw_vlan_if_cfg *cfg)
714 {
715 	struct dpsw_cmd_vlan_add_if *cmd_params;
716 	struct fsl_mc_command cmd = { 0 };
717 
718 	/* prepare command */
719 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_VLAN_ADD_IF,
720 					  cmd_flags,
721 					  token);
722 	cmd_params = (struct dpsw_cmd_vlan_add_if *)cmd.params;
723 	cmd_params->vlan_id = cpu_to_le16(vlan_id);
724 	cmd_params->options = cpu_to_le16(cfg->options);
725 	cmd_params->fdb_id = cpu_to_le16(cfg->fdb_id);
726 	build_if_id_bitmap(&cmd_params->if_id, cfg->if_id, cfg->num_ifs);
727 
728 	/* send command to mc*/
729 	return mc_send_command(mc_io, &cmd);
730 }
731 
732 /**
733  * dpsw_vlan_add_if_untagged() - Defining a set of interfaces that should be
734  *				transmitted as untagged.
735  * @mc_io:	Pointer to MC portal's I/O object
736  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
737  * @token:	Token of DPSW object
738  * @vlan_id:	VLAN Identifier
739  * @cfg:	Set of interfaces that should be transmitted as untagged
740  *
741  * These interfaces should already belong to this VLAN.
742  * By default all interfaces are transmitted as tagged.
743  * Providing un-existing interface or untagged interface that is
744  * configured untagged already generates an error and the entire
745  * command is ignored.
746  *
747  * Return:	Completion status. '0' on Success; Error code otherwise.
748  */
dpsw_vlan_add_if_untagged(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 vlan_id,const struct dpsw_vlan_if_cfg * cfg)749 int dpsw_vlan_add_if_untagged(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
750 			      u16 vlan_id, const struct dpsw_vlan_if_cfg *cfg)
751 {
752 	struct fsl_mc_command cmd = { 0 };
753 	struct dpsw_cmd_vlan_manage_if *cmd_params;
754 
755 	/* prepare command */
756 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_VLAN_ADD_IF_UNTAGGED,
757 					  cmd_flags,
758 					  token);
759 	cmd_params = (struct dpsw_cmd_vlan_manage_if *)cmd.params;
760 	cmd_params->vlan_id = cpu_to_le16(vlan_id);
761 	build_if_id_bitmap(&cmd_params->if_id, cfg->if_id, cfg->num_ifs);
762 
763 	/* send command to mc*/
764 	return mc_send_command(mc_io, &cmd);
765 }
766 
767 /**
768  * dpsw_vlan_remove_if() - Remove interfaces from an existing VLAN.
769  * @mc_io:	Pointer to MC portal's I/O object
770  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
771  * @token:	Token of DPSW object
772  * @vlan_id:	VLAN Identifier
773  * @cfg:	Set of interfaces that should be removed
774  *
775  * Interfaces must belong to this VLAN, otherwise an error
776  * is returned and an the command is ignored
777  *
778  * Return:	Completion status. '0' on Success; Error code otherwise.
779  */
dpsw_vlan_remove_if(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 vlan_id,const struct dpsw_vlan_if_cfg * cfg)780 int dpsw_vlan_remove_if(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
781 			u16 vlan_id, const struct dpsw_vlan_if_cfg *cfg)
782 {
783 	struct fsl_mc_command cmd = { 0 };
784 	struct dpsw_cmd_vlan_manage_if *cmd_params;
785 
786 	/* prepare command */
787 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_VLAN_REMOVE_IF,
788 					  cmd_flags,
789 					  token);
790 	cmd_params = (struct dpsw_cmd_vlan_manage_if *)cmd.params;
791 	cmd_params->vlan_id = cpu_to_le16(vlan_id);
792 	build_if_id_bitmap(&cmd_params->if_id, cfg->if_id, cfg->num_ifs);
793 
794 	/* send command to mc*/
795 	return mc_send_command(mc_io, &cmd);
796 }
797 
798 /**
799  * dpsw_vlan_remove_if_untagged() - Define a set of interfaces that should be
800  *		converted from transmitted as untagged to transmit as tagged.
801  * @mc_io:	Pointer to MC portal's I/O object
802  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
803  * @token:	Token of DPSW object
804  * @vlan_id:	VLAN Identifier
805  * @cfg:	Set of interfaces that should be removed
806  *
807  * Interfaces provided by API have to belong to this VLAN and
808  * configured untagged, otherwise an error is returned and the
809  * command is ignored
810  *
811  * Return:	Completion status. '0' on Success; Error code otherwise.
812  */
dpsw_vlan_remove_if_untagged(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 vlan_id,const struct dpsw_vlan_if_cfg * cfg)813 int dpsw_vlan_remove_if_untagged(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
814 				 u16 vlan_id, const struct dpsw_vlan_if_cfg *cfg)
815 {
816 	struct fsl_mc_command cmd = { 0 };
817 	struct dpsw_cmd_vlan_manage_if *cmd_params;
818 
819 	/* prepare command */
820 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_VLAN_REMOVE_IF_UNTAGGED,
821 					  cmd_flags,
822 					  token);
823 	cmd_params = (struct dpsw_cmd_vlan_manage_if *)cmd.params;
824 	cmd_params->vlan_id = cpu_to_le16(vlan_id);
825 	build_if_id_bitmap(&cmd_params->if_id, cfg->if_id, cfg->num_ifs);
826 
827 	/* send command to mc*/
828 	return mc_send_command(mc_io, &cmd);
829 }
830 
831 /**
832  * dpsw_vlan_remove() - Remove an entire VLAN
833  * @mc_io:	Pointer to MC portal's I/O object
834  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
835  * @token:	Token of DPSW object
836  * @vlan_id:	VLAN Identifier
837  *
838  * Return:	Completion status. '0' on Success; Error code otherwise.
839  */
dpsw_vlan_remove(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 vlan_id)840 int dpsw_vlan_remove(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
841 		     u16 vlan_id)
842 {
843 	struct fsl_mc_command cmd = { 0 };
844 	struct dpsw_cmd_vlan_remove *cmd_params;
845 
846 	/* prepare command */
847 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_VLAN_REMOVE,
848 					  cmd_flags,
849 					  token);
850 	cmd_params = (struct dpsw_cmd_vlan_remove *)cmd.params;
851 	cmd_params->vlan_id = cpu_to_le16(vlan_id);
852 
853 	/* send command to mc*/
854 	return mc_send_command(mc_io, &cmd);
855 }
856 
857 /**
858  * dpsw_fdb_add() - Add FDB to switch and Returns handle to FDB table for
859  *		the reference
860  * @mc_io:	Pointer to MC portal's I/O object
861  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
862  * @token:	Token of DPSW object
863  * @fdb_id:	Returned Forwarding Database Identifier
864  * @cfg:	FDB Configuration
865  *
866  * Return:	Completion status. '0' on Success; Error code otherwise.
867  */
dpsw_fdb_add(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 * fdb_id,const struct dpsw_fdb_cfg * cfg)868 int dpsw_fdb_add(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, u16 *fdb_id,
869 		 const struct dpsw_fdb_cfg *cfg)
870 {
871 	struct dpsw_cmd_fdb_add *cmd_params;
872 	struct dpsw_rsp_fdb_add *rsp_params;
873 	struct fsl_mc_command cmd = { 0 };
874 	int err;
875 
876 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_FDB_ADD,
877 					  cmd_flags,
878 					  token);
879 	cmd_params = (struct dpsw_cmd_fdb_add *)cmd.params;
880 	cmd_params->fdb_ageing_time = cpu_to_le16(cfg->fdb_ageing_time);
881 	cmd_params->num_fdb_entries = cpu_to_le16(cfg->num_fdb_entries);
882 
883 	err = mc_send_command(mc_io, &cmd);
884 	if (err)
885 		return err;
886 
887 	rsp_params = (struct dpsw_rsp_fdb_add *)cmd.params;
888 	*fdb_id = le16_to_cpu(rsp_params->fdb_id);
889 
890 	return 0;
891 }
892 
893 /**
894  * dpsw_fdb_remove() - Remove FDB from switch
895  * @mc_io:	Pointer to MC portal's I/O object
896  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
897  * @token:	Token of DPSW object
898  * @fdb_id:	Forwarding Database Identifier
899  *
900  * Return:	Completion status. '0' on Success; Error code otherwise.
901  */
dpsw_fdb_remove(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 fdb_id)902 int dpsw_fdb_remove(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, u16 fdb_id)
903 {
904 	struct dpsw_cmd_fdb_remove *cmd_params;
905 	struct fsl_mc_command cmd = { 0 };
906 
907 	/* prepare command */
908 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_FDB_REMOVE,
909 					  cmd_flags,
910 					  token);
911 	cmd_params = (struct dpsw_cmd_fdb_remove *)cmd.params;
912 	cmd_params->fdb_id = cpu_to_le16(fdb_id);
913 
914 	return mc_send_command(mc_io, &cmd);
915 }
916 
917 /**
918  * dpsw_fdb_add_unicast() - Function adds an unicast entry into MAC lookup table
919  * @mc_io:	Pointer to MC portal's I/O object
920  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
921  * @token:	Token of DPSW object
922  * @fdb_id:	Forwarding Database Identifier
923  * @cfg:	Unicast entry configuration
924  *
925  * Return:	Completion status. '0' on Success; Error code otherwise.
926  */
dpsw_fdb_add_unicast(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 fdb_id,const struct dpsw_fdb_unicast_cfg * cfg)927 int dpsw_fdb_add_unicast(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
928 			 u16 fdb_id, const struct dpsw_fdb_unicast_cfg *cfg)
929 {
930 	struct fsl_mc_command cmd = { 0 };
931 	struct dpsw_cmd_fdb_unicast_op *cmd_params;
932 	int i;
933 
934 	/* prepare command */
935 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_FDB_ADD_UNICAST,
936 					  cmd_flags,
937 					  token);
938 	cmd_params = (struct dpsw_cmd_fdb_unicast_op *)cmd.params;
939 	cmd_params->fdb_id = cpu_to_le16(fdb_id);
940 	cmd_params->if_egress = cpu_to_le16(cfg->if_egress);
941 	for (i = 0; i < 6; i++)
942 		cmd_params->mac_addr[i] = cfg->mac_addr[5 - i];
943 	dpsw_set_field(cmd_params->type, ENTRY_TYPE, cfg->type);
944 
945 	/* send command to mc*/
946 	return mc_send_command(mc_io, &cmd);
947 }
948 
949 /**
950  * dpsw_fdb_dump() - Dump the content of FDB table into memory.
951  * @mc_io:	Pointer to MC portal's I/O object
952  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
953  * @token:	Token of DPSW object
954  * @fdb_id:	Forwarding Database Identifier
955  * @iova_addr:	Data will be stored here as an array of struct fdb_dump_entry
956  * @iova_size:	Memory size allocated at iova_addr
957  * @num_entries:Number of entries written at iova_addr
958  *
959  * Return:	Completion status. '0' on Success; Error code otherwise.
960  *
961  * The memory allocated at iova_addr must be initialized with zero before
962  * command execution. If the FDB table does not fit into memory MC will stop
963  * after the memory is filled up.
964  * The struct fdb_dump_entry array must be parsed until the end of memory
965  * area or until an entry with mac_addr set to zero is found.
966  */
dpsw_fdb_dump(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 fdb_id,u64 iova_addr,u32 iova_size,u16 * num_entries)967 int dpsw_fdb_dump(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, u16 fdb_id,
968 		  u64 iova_addr, u32 iova_size, u16 *num_entries)
969 {
970 	struct dpsw_cmd_fdb_dump *cmd_params;
971 	struct dpsw_rsp_fdb_dump *rsp_params;
972 	struct fsl_mc_command cmd = { 0 };
973 	int err;
974 
975 	/* prepare command */
976 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_FDB_DUMP,
977 					  cmd_flags,
978 					  token);
979 	cmd_params = (struct dpsw_cmd_fdb_dump *)cmd.params;
980 	cmd_params->fdb_id = cpu_to_le16(fdb_id);
981 	cmd_params->iova_addr = cpu_to_le64(iova_addr);
982 	cmd_params->iova_size = cpu_to_le32(iova_size);
983 
984 	/* send command to mc */
985 	err = mc_send_command(mc_io, &cmd);
986 	if (err)
987 		return err;
988 
989 	rsp_params = (struct dpsw_rsp_fdb_dump *)cmd.params;
990 	*num_entries = le16_to_cpu(rsp_params->num_entries);
991 
992 	return 0;
993 }
994 
995 /**
996  * dpsw_fdb_remove_unicast() - removes an entry from MAC lookup table
997  * @mc_io:	Pointer to MC portal's I/O object
998  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
999  * @token:	Token of DPSW object
1000  * @fdb_id:	Forwarding Database Identifier
1001  * @cfg:	Unicast entry configuration
1002  *
1003  * Return:	Completion status. '0' on Success; Error code otherwise.
1004  */
dpsw_fdb_remove_unicast(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 fdb_id,const struct dpsw_fdb_unicast_cfg * cfg)1005 int dpsw_fdb_remove_unicast(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
1006 			    u16 fdb_id, const struct dpsw_fdb_unicast_cfg *cfg)
1007 {
1008 	struct fsl_mc_command cmd = { 0 };
1009 	struct dpsw_cmd_fdb_unicast_op *cmd_params;
1010 	int i;
1011 
1012 	/* prepare command */
1013 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_FDB_REMOVE_UNICAST,
1014 					  cmd_flags,
1015 					  token);
1016 	cmd_params = (struct dpsw_cmd_fdb_unicast_op *)cmd.params;
1017 	cmd_params->fdb_id = cpu_to_le16(fdb_id);
1018 	for (i = 0; i < 6; i++)
1019 		cmd_params->mac_addr[i] = cfg->mac_addr[5 - i];
1020 	cmd_params->if_egress = cpu_to_le16(cfg->if_egress);
1021 	dpsw_set_field(cmd_params->type, ENTRY_TYPE, cfg->type);
1022 
1023 	/* send command to mc*/
1024 	return mc_send_command(mc_io, &cmd);
1025 }
1026 
1027 /**
1028  * dpsw_fdb_add_multicast() - Add a set of egress interfaces to multi-cast group
1029  * @mc_io:	Pointer to MC portal's I/O object
1030  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
1031  * @token:	Token of DPSW object
1032  * @fdb_id:	Forwarding Database Identifier
1033  * @cfg:	Multicast entry configuration
1034  *
1035  * If group doesn't exist, it will be created.
1036  * It adds only interfaces not belonging to this multicast group
1037  * yet, otherwise error will be generated and the command is
1038  * ignored.
1039  * This function may be called numerous times always providing
1040  * required interfaces delta.
1041  *
1042  * Return:	Completion status. '0' on Success; Error code otherwise.
1043  */
dpsw_fdb_add_multicast(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 fdb_id,const struct dpsw_fdb_multicast_cfg * cfg)1044 int dpsw_fdb_add_multicast(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
1045 			   u16 fdb_id, const struct dpsw_fdb_multicast_cfg *cfg)
1046 {
1047 	struct fsl_mc_command cmd = { 0 };
1048 	struct dpsw_cmd_fdb_multicast_op *cmd_params;
1049 	int i;
1050 
1051 	/* prepare command */
1052 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_FDB_ADD_MULTICAST,
1053 					  cmd_flags,
1054 					  token);
1055 	cmd_params = (struct dpsw_cmd_fdb_multicast_op *)cmd.params;
1056 	cmd_params->fdb_id = cpu_to_le16(fdb_id);
1057 	cmd_params->num_ifs = cpu_to_le16(cfg->num_ifs);
1058 	dpsw_set_field(cmd_params->type, ENTRY_TYPE, cfg->type);
1059 	build_if_id_bitmap(&cmd_params->if_id, cfg->if_id, cfg->num_ifs);
1060 	for (i = 0; i < 6; i++)
1061 		cmd_params->mac_addr[i] = cfg->mac_addr[5 - i];
1062 
1063 	/* send command to mc*/
1064 	return mc_send_command(mc_io, &cmd);
1065 }
1066 
1067 /**
1068  * dpsw_fdb_remove_multicast() - Removing interfaces from an existing multicast
1069  *				group.
1070  * @mc_io:	Pointer to MC portal's I/O object
1071  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
1072  * @token:	Token of DPSW object
1073  * @fdb_id:	Forwarding Database Identifier
1074  * @cfg:	Multicast entry configuration
1075  *
1076  * Interfaces provided by this API have to exist in the group,
1077  * otherwise an error will be returned and an entire command
1078  * ignored. If there is no interface left in the group,
1079  * an entire group is deleted
1080  *
1081  * Return:	Completion status. '0' on Success; Error code otherwise.
1082  */
dpsw_fdb_remove_multicast(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 fdb_id,const struct dpsw_fdb_multicast_cfg * cfg)1083 int dpsw_fdb_remove_multicast(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
1084 			      u16 fdb_id, const struct dpsw_fdb_multicast_cfg *cfg)
1085 {
1086 	struct fsl_mc_command cmd = { 0 };
1087 	struct dpsw_cmd_fdb_multicast_op *cmd_params;
1088 	int i;
1089 
1090 	/* prepare command */
1091 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_FDB_REMOVE_MULTICAST,
1092 					  cmd_flags,
1093 					  token);
1094 	cmd_params = (struct dpsw_cmd_fdb_multicast_op *)cmd.params;
1095 	cmd_params->fdb_id = cpu_to_le16(fdb_id);
1096 	cmd_params->num_ifs = cpu_to_le16(cfg->num_ifs);
1097 	dpsw_set_field(cmd_params->type, ENTRY_TYPE, cfg->type);
1098 	build_if_id_bitmap(&cmd_params->if_id, cfg->if_id, cfg->num_ifs);
1099 	for (i = 0; i < 6; i++)
1100 		cmd_params->mac_addr[i] = cfg->mac_addr[5 - i];
1101 
1102 	/* send command to mc*/
1103 	return mc_send_command(mc_io, &cmd);
1104 }
1105 
1106 /**
1107  * dpsw_ctrl_if_get_attributes() - Obtain control interface attributes
1108  * @mc_io:	Pointer to MC portal's I/O object
1109  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
1110  * @token:	Token of DPSW object
1111  * @attr:	Returned control interface attributes
1112  *
1113  * Return:	'0' on Success; Error code otherwise.
1114  */
dpsw_ctrl_if_get_attributes(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,struct dpsw_ctrl_if_attr * attr)1115 int dpsw_ctrl_if_get_attributes(struct fsl_mc_io *mc_io, u32 cmd_flags,
1116 				u16 token, struct dpsw_ctrl_if_attr *attr)
1117 {
1118 	struct dpsw_rsp_ctrl_if_get_attr *rsp_params;
1119 	struct fsl_mc_command cmd = { 0 };
1120 	int err;
1121 
1122 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_CTRL_IF_GET_ATTR,
1123 					  cmd_flags, token);
1124 
1125 	err = mc_send_command(mc_io, &cmd);
1126 	if (err)
1127 		return err;
1128 
1129 	rsp_params = (struct dpsw_rsp_ctrl_if_get_attr *)cmd.params;
1130 	attr->rx_fqid = le32_to_cpu(rsp_params->rx_fqid);
1131 	attr->rx_err_fqid = le32_to_cpu(rsp_params->rx_err_fqid);
1132 	attr->tx_err_conf_fqid = le32_to_cpu(rsp_params->tx_err_conf_fqid);
1133 
1134 	return 0;
1135 }
1136 
1137 /**
1138  * dpsw_ctrl_if_set_pools() - Set control interface buffer pools
1139  * @mc_io:	Pointer to MC portal's I/O object
1140  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
1141  * @token:	Token of DPSW object
1142  * @cfg:	Buffer pools configuration
1143  *
1144  * Return:	'0' on Success; Error code otherwise.
1145  */
dpsw_ctrl_if_set_pools(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,const struct dpsw_ctrl_if_pools_cfg * cfg)1146 int dpsw_ctrl_if_set_pools(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
1147 			   const struct dpsw_ctrl_if_pools_cfg *cfg)
1148 {
1149 	struct dpsw_cmd_ctrl_if_set_pools *cmd_params;
1150 	struct fsl_mc_command cmd = { 0 };
1151 	int i;
1152 
1153 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_CTRL_IF_SET_POOLS,
1154 					  cmd_flags, token);
1155 	cmd_params = (struct dpsw_cmd_ctrl_if_set_pools *)cmd.params;
1156 	cmd_params->num_dpbp = cfg->num_dpbp;
1157 	for (i = 0; i < DPSW_MAX_DPBP; i++) {
1158 		cmd_params->dpbp_id[i] = cpu_to_le32(cfg->pools[i].dpbp_id);
1159 		cmd_params->buffer_size[i] =
1160 			cpu_to_le16(cfg->pools[i].buffer_size);
1161 		cmd_params->backup_pool_mask |=
1162 			DPSW_BACKUP_POOL(cfg->pools[i].backup_pool, i);
1163 	}
1164 
1165 	return mc_send_command(mc_io, &cmd);
1166 }
1167 
1168 /**
1169  * dpsw_ctrl_if_set_queue() - Set Rx queue configuration
1170  * @mc_io:	Pointer to MC portal's I/O object
1171  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
1172  * @token:	Token of dpsw object
1173  * @qtype:	dpsw_queue_type of the targeted queue
1174  * @cfg:	Rx queue configuration
1175  *
1176  * Return:	'0' on Success; Error code otherwise.
1177  */
dpsw_ctrl_if_set_queue(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,enum dpsw_queue_type qtype,const struct dpsw_ctrl_if_queue_cfg * cfg)1178 int dpsw_ctrl_if_set_queue(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
1179 			   enum dpsw_queue_type qtype,
1180 			   const struct dpsw_ctrl_if_queue_cfg *cfg)
1181 {
1182 	struct dpsw_cmd_ctrl_if_set_queue *cmd_params;
1183 	struct fsl_mc_command cmd = { 0 };
1184 
1185 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_CTRL_IF_SET_QUEUE,
1186 					  cmd_flags,
1187 					  token);
1188 	cmd_params = (struct dpsw_cmd_ctrl_if_set_queue *)cmd.params;
1189 	cmd_params->dest_id = cpu_to_le32(cfg->dest_cfg.dest_id);
1190 	cmd_params->dest_priority = cfg->dest_cfg.priority;
1191 	cmd_params->qtype = qtype;
1192 	cmd_params->user_ctx = cpu_to_le64(cfg->user_ctx);
1193 	cmd_params->options = cpu_to_le32(cfg->options);
1194 	dpsw_set_field(cmd_params->dest_type,
1195 		       DEST_TYPE,
1196 		       cfg->dest_cfg.dest_type);
1197 
1198 	return mc_send_command(mc_io, &cmd);
1199 }
1200 
1201 /**
1202  * dpsw_get_api_version() - Get Data Path Switch API version
1203  * @mc_io:	Pointer to MC portal's I/O object
1204  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
1205  * @major_ver:	Major version of data path switch API
1206  * @minor_ver:	Minor version of data path switch API
1207  *
1208  * Return:  '0' on Success; Error code otherwise.
1209  */
dpsw_get_api_version(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 * major_ver,u16 * minor_ver)1210 int dpsw_get_api_version(struct fsl_mc_io *mc_io, u32 cmd_flags,
1211 			 u16 *major_ver, u16 *minor_ver)
1212 {
1213 	struct fsl_mc_command cmd = { 0 };
1214 	struct dpsw_rsp_get_api_version *rsp_params;
1215 	int err;
1216 
1217 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_GET_API_VERSION,
1218 					  cmd_flags,
1219 					  0);
1220 
1221 	err = mc_send_command(mc_io, &cmd);
1222 	if (err)
1223 		return err;
1224 
1225 	rsp_params = (struct dpsw_rsp_get_api_version *)cmd.params;
1226 	*major_ver = le16_to_cpu(rsp_params->version_major);
1227 	*minor_ver = le16_to_cpu(rsp_params->version_minor);
1228 
1229 	return 0;
1230 }
1231 
1232 /**
1233  * dpsw_if_get_port_mac_addr() - Retrieve MAC address associated to the physical port
1234  * @mc_io:	Pointer to MC portal's I/O object
1235  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
1236  * @token:	Token of DPSW object
1237  * @if_id:	Interface Identifier
1238  * @mac_addr:	MAC address of the physical port, if any, otherwise 0
1239  *
1240  * Return:	Completion status. '0' on Success; Error code otherwise.
1241  */
dpsw_if_get_port_mac_addr(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 if_id,u8 mac_addr[6])1242 int dpsw_if_get_port_mac_addr(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
1243 			      u16 if_id, u8 mac_addr[6])
1244 {
1245 	struct dpsw_rsp_if_get_mac_addr *rsp_params;
1246 	struct fsl_mc_command cmd = { 0 };
1247 	struct dpsw_cmd_if *cmd_params;
1248 	int err, i;
1249 
1250 	/* prepare command */
1251 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_IF_GET_PORT_MAC_ADDR,
1252 					  cmd_flags,
1253 					  token);
1254 	cmd_params = (struct dpsw_cmd_if *)cmd.params;
1255 	cmd_params->if_id = cpu_to_le16(if_id);
1256 
1257 	/* send command to mc*/
1258 	err = mc_send_command(mc_io, &cmd);
1259 	if (err)
1260 		return err;
1261 
1262 	/* retrieve response parameters */
1263 	rsp_params = (struct dpsw_rsp_if_get_mac_addr *)cmd.params;
1264 	for (i = 0; i < 6; i++)
1265 		mac_addr[5 - i] = rsp_params->mac_addr[i];
1266 
1267 	return 0;
1268 }
1269 
1270 /**
1271  * dpsw_ctrl_if_enable() - Enable control interface
1272  * @mc_io:	Pointer to MC portal's I/O object
1273  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
1274  * @token:	Token of DPSW object
1275  *
1276  * Return:	'0' on Success; Error code otherwise.
1277  */
dpsw_ctrl_if_enable(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token)1278 int dpsw_ctrl_if_enable(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token)
1279 {
1280 	struct fsl_mc_command cmd = { 0 };
1281 
1282 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_CTRL_IF_ENABLE, cmd_flags,
1283 					  token);
1284 
1285 	return mc_send_command(mc_io, &cmd);
1286 }
1287 
1288 /**
1289  * dpsw_ctrl_if_disable() - Function disables control interface
1290  * @mc_io:	Pointer to MC portal's I/O object
1291  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
1292  * @token:	Token of DPSW object
1293  *
1294  * Return:	'0' on Success; Error code otherwise.
1295  */
dpsw_ctrl_if_disable(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token)1296 int dpsw_ctrl_if_disable(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token)
1297 {
1298 	struct fsl_mc_command cmd = { 0 };
1299 
1300 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_CTRL_IF_DISABLE,
1301 					  cmd_flags,
1302 					  token);
1303 
1304 	return mc_send_command(mc_io, &cmd);
1305 }
1306 
1307 /**
1308  * dpsw_set_egress_flood() - Set egress parameters associated with an FDB ID
1309  * @mc_io:	Pointer to MC portal's I/O object
1310  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
1311  * @token:	Token of DPSW object
1312  * @cfg:	Egress flooding configuration
1313  *
1314  * Return:	'0' on Success; Error code otherwise.
1315  */
dpsw_set_egress_flood(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,const struct dpsw_egress_flood_cfg * cfg)1316 int dpsw_set_egress_flood(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
1317 			  const struct dpsw_egress_flood_cfg *cfg)
1318 {
1319 	struct dpsw_cmd_set_egress_flood *cmd_params;
1320 	struct fsl_mc_command cmd = { 0 };
1321 
1322 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_SET_EGRESS_FLOOD, cmd_flags, token);
1323 	cmd_params = (struct dpsw_cmd_set_egress_flood *)cmd.params;
1324 	cmd_params->fdb_id = cpu_to_le16(cfg->fdb_id);
1325 	cmd_params->flood_type = cfg->flood_type;
1326 	build_if_id_bitmap(&cmd_params->if_id, cfg->if_id, cfg->num_ifs);
1327 
1328 	return mc_send_command(mc_io, &cmd);
1329 }
1330 
1331 /**
1332  * dpsw_if_set_learning_mode() - Configure the learning mode on an interface.
1333  * If this API is used, it will take precedence over the FDB configuration.
1334  * @mc_io:	Pointer to MC portal's I/O object
1335  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
1336  * @token:	Token of DPSW object
1337  * @if_id:	InterfaceID
1338  * @mode:	Learning mode
1339  *
1340  * Return:	Completion status. '0' on Success; Error code otherwise.
1341  */
dpsw_if_set_learning_mode(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 if_id,enum dpsw_learning_mode mode)1342 int dpsw_if_set_learning_mode(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
1343 			      u16 if_id, enum dpsw_learning_mode mode)
1344 {
1345 	struct dpsw_cmd_if_set_learning_mode *cmd_params;
1346 	struct fsl_mc_command cmd = { 0 };
1347 
1348 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_IF_SET_LEARNING_MODE,
1349 					  cmd_flags,
1350 					  token);
1351 	cmd_params = (struct dpsw_cmd_if_set_learning_mode *)cmd.params;
1352 	cmd_params->if_id = cpu_to_le16(if_id);
1353 	dpsw_set_field(cmd_params->mode, LEARNING_MODE, mode);
1354 
1355 	return mc_send_command(mc_io, &cmd);
1356 }
1357 
1358 /**
1359  * dpsw_acl_add() - Create an ACL table
1360  * @mc_io:	Pointer to MC portal's I/O object
1361  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
1362  * @token:	Token of DPSW object
1363  * @acl_id:	Returned ACL ID, for future references
1364  * @cfg:	ACL configuration
1365  *
1366  * Create Access Control List table. Multiple ACLs can be created and
1367  * co-exist in L2 switch
1368  *
1369  * Return:	'0' on Success; Error code otherwise.
1370  */
dpsw_acl_add(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 * acl_id,const struct dpsw_acl_cfg * cfg)1371 int dpsw_acl_add(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, u16 *acl_id,
1372 		 const struct dpsw_acl_cfg *cfg)
1373 {
1374 	struct dpsw_cmd_acl_add *cmd_params;
1375 	struct dpsw_rsp_acl_add *rsp_params;
1376 	struct fsl_mc_command cmd = { 0 };
1377 	int err;
1378 
1379 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_ACL_ADD, cmd_flags, token);
1380 	cmd_params = (struct dpsw_cmd_acl_add *)cmd.params;
1381 	cmd_params->max_entries = cpu_to_le16(cfg->max_entries);
1382 
1383 	err = mc_send_command(mc_io, &cmd);
1384 	if (err)
1385 		return err;
1386 
1387 	rsp_params = (struct dpsw_rsp_acl_add *)cmd.params;
1388 	*acl_id = le16_to_cpu(rsp_params->acl_id);
1389 
1390 	return 0;
1391 }
1392 
1393 /**
1394  * dpsw_acl_remove() - Remove an ACL table from L2 switch.
1395  * @mc_io:	Pointer to MC portal's I/O object
1396  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
1397  * @token:	Token of DPSW object
1398  * @acl_id:	ACL ID
1399  *
1400  * Return:	'0' on Success; Error code otherwise.
1401  */
dpsw_acl_remove(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 acl_id)1402 int dpsw_acl_remove(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
1403 		    u16 acl_id)
1404 {
1405 	struct dpsw_cmd_acl_remove *cmd_params;
1406 	struct fsl_mc_command cmd = { 0 };
1407 
1408 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_ACL_REMOVE, cmd_flags,
1409 					  token);
1410 	cmd_params = (struct dpsw_cmd_acl_remove *)cmd.params;
1411 	cmd_params->acl_id = cpu_to_le16(acl_id);
1412 
1413 	return mc_send_command(mc_io, &cmd);
1414 }
1415 
1416 /**
1417  * dpsw_acl_add_if() - Associate interface/interfaces with an ACL table.
1418  * @mc_io:	Pointer to MC portal's I/O object
1419  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
1420  * @token:	Token of DPSW object
1421  * @acl_id:	ACL ID
1422  * @cfg:	Interfaces list
1423  *
1424  * Return:	'0' on Success; Error code otherwise.
1425  */
dpsw_acl_add_if(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 acl_id,const struct dpsw_acl_if_cfg * cfg)1426 int dpsw_acl_add_if(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
1427 		    u16 acl_id, const struct dpsw_acl_if_cfg *cfg)
1428 {
1429 	struct dpsw_cmd_acl_if *cmd_params;
1430 	struct fsl_mc_command cmd = { 0 };
1431 
1432 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_ACL_ADD_IF, cmd_flags,
1433 					  token);
1434 	cmd_params = (struct dpsw_cmd_acl_if *)cmd.params;
1435 	cmd_params->acl_id = cpu_to_le16(acl_id);
1436 	cmd_params->num_ifs = cpu_to_le16(cfg->num_ifs);
1437 	build_if_id_bitmap(&cmd_params->if_id, cfg->if_id, cfg->num_ifs);
1438 
1439 	return mc_send_command(mc_io, &cmd);
1440 }
1441 
1442 /**
1443  * dpsw_acl_remove_if() - De-associate interface/interfaces from an ACL table
1444  * @mc_io:	Pointer to MC portal's I/O object
1445  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
1446  * @token:	Token of DPSW object
1447  * @acl_id:	ACL ID
1448  * @cfg:	Interfaces list
1449  *
1450  * Return:	'0' on Success; Error code otherwise.
1451  */
dpsw_acl_remove_if(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 acl_id,const struct dpsw_acl_if_cfg * cfg)1452 int dpsw_acl_remove_if(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
1453 		       u16 acl_id, const struct dpsw_acl_if_cfg *cfg)
1454 {
1455 	struct dpsw_cmd_acl_if *cmd_params;
1456 	struct fsl_mc_command cmd = { 0 };
1457 
1458 	/* prepare command */
1459 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_ACL_REMOVE_IF, cmd_flags,
1460 					  token);
1461 	cmd_params = (struct dpsw_cmd_acl_if *)cmd.params;
1462 	cmd_params->acl_id = cpu_to_le16(acl_id);
1463 	cmd_params->num_ifs = cpu_to_le16(cfg->num_ifs);
1464 	build_if_id_bitmap(&cmd_params->if_id, cfg->if_id, cfg->num_ifs);
1465 
1466 	/* send command to mc*/
1467 	return mc_send_command(mc_io, &cmd);
1468 }
1469 
1470 /**
1471  * dpsw_acl_prepare_entry_cfg() - Setup an ACL entry
1472  * @key:		Key
1473  * @entry_cfg_buf:	Zeroed 256 bytes of memory before mapping it to DMA
1474  *
1475  * This function has to be called before adding or removing acl_entry
1476  *
1477  */
dpsw_acl_prepare_entry_cfg(const struct dpsw_acl_key * key,u8 * entry_cfg_buf)1478 void dpsw_acl_prepare_entry_cfg(const struct dpsw_acl_key *key,
1479 				u8 *entry_cfg_buf)
1480 {
1481 	struct dpsw_prep_acl_entry *ext_params;
1482 	int i;
1483 
1484 	ext_params = (struct dpsw_prep_acl_entry *)entry_cfg_buf;
1485 
1486 	for (i = 0; i < 6; i++) {
1487 		ext_params->match_l2_dest_mac[i] = key->match.l2_dest_mac[5 - i];
1488 		ext_params->match_l2_source_mac[i] = key->match.l2_source_mac[5 - i];
1489 		ext_params->mask_l2_dest_mac[i] = key->mask.l2_dest_mac[5 - i];
1490 		ext_params->mask_l2_source_mac[i] = key->mask.l2_source_mac[5 - i];
1491 	}
1492 
1493 	ext_params->match_l2_tpid = cpu_to_le16(key->match.l2_tpid);
1494 	ext_params->match_l2_vlan_id = cpu_to_le16(key->match.l2_vlan_id);
1495 	ext_params->match_l3_dest_ip = cpu_to_le32(key->match.l3_dest_ip);
1496 	ext_params->match_l3_source_ip = cpu_to_le32(key->match.l3_source_ip);
1497 	ext_params->match_l4_dest_port = cpu_to_le16(key->match.l4_dest_port);
1498 	ext_params->match_l4_source_port = cpu_to_le16(key->match.l4_source_port);
1499 	ext_params->match_l2_ether_type = cpu_to_le16(key->match.l2_ether_type);
1500 	ext_params->match_l2_pcp_dei = key->match.l2_pcp_dei;
1501 	ext_params->match_l3_dscp = key->match.l3_dscp;
1502 
1503 	ext_params->mask_l2_tpid = cpu_to_le16(key->mask.l2_tpid);
1504 	ext_params->mask_l2_vlan_id = cpu_to_le16(key->mask.l2_vlan_id);
1505 	ext_params->mask_l3_dest_ip = cpu_to_le32(key->mask.l3_dest_ip);
1506 	ext_params->mask_l3_source_ip = cpu_to_le32(key->mask.l3_source_ip);
1507 	ext_params->mask_l4_dest_port = cpu_to_le16(key->mask.l4_dest_port);
1508 	ext_params->mask_l4_source_port = cpu_to_le16(key->mask.l4_source_port);
1509 	ext_params->mask_l2_ether_type = cpu_to_le16(key->mask.l2_ether_type);
1510 	ext_params->mask_l2_pcp_dei = key->mask.l2_pcp_dei;
1511 	ext_params->mask_l3_dscp = key->mask.l3_dscp;
1512 	ext_params->match_l3_protocol = key->match.l3_protocol;
1513 	ext_params->mask_l3_protocol = key->mask.l3_protocol;
1514 }
1515 
1516 /**
1517  * dpsw_acl_add_entry() - Add a rule to the ACL table.
1518  * @mc_io:	Pointer to MC portal's I/O object
1519  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
1520  * @token:	Token of DPSW object
1521  * @acl_id:	ACL ID
1522  * @cfg:	Entry configuration
1523  *
1524  * warning: This function has to be called after dpsw_acl_prepare_entry_cfg()
1525  *
1526  * Return:	'0' on Success; Error code otherwise.
1527  */
dpsw_acl_add_entry(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 acl_id,const struct dpsw_acl_entry_cfg * cfg)1528 int dpsw_acl_add_entry(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
1529 		       u16 acl_id, const struct dpsw_acl_entry_cfg *cfg)
1530 {
1531 	struct dpsw_cmd_acl_entry *cmd_params;
1532 	struct fsl_mc_command cmd = { 0 };
1533 
1534 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_ACL_ADD_ENTRY, cmd_flags,
1535 					  token);
1536 	cmd_params = (struct dpsw_cmd_acl_entry *)cmd.params;
1537 	cmd_params->acl_id = cpu_to_le16(acl_id);
1538 	cmd_params->result_if_id = cpu_to_le16(cfg->result.if_id);
1539 	cmd_params->precedence = cpu_to_le32(cfg->precedence);
1540 	cmd_params->key_iova = cpu_to_le64(cfg->key_iova);
1541 	dpsw_set_field(cmd_params->result_action,
1542 		       RESULT_ACTION,
1543 		       cfg->result.action);
1544 
1545 	return mc_send_command(mc_io, &cmd);
1546 }
1547 
1548 /**
1549  * dpsw_acl_remove_entry() - Removes an entry from ACL.
1550  * @mc_io:	Pointer to MC portal's I/O object
1551  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
1552  * @token:	Token of DPSW object
1553  * @acl_id:	ACL ID
1554  * @cfg:	Entry configuration
1555  *
1556  * warning: This function has to be called after dpsw_acl_set_entry_cfg()
1557  *
1558  * Return:	'0' on Success; Error code otherwise.
1559  */
dpsw_acl_remove_entry(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 acl_id,const struct dpsw_acl_entry_cfg * cfg)1560 int dpsw_acl_remove_entry(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
1561 			  u16 acl_id, const struct dpsw_acl_entry_cfg *cfg)
1562 {
1563 	struct dpsw_cmd_acl_entry *cmd_params;
1564 	struct fsl_mc_command cmd = { 0 };
1565 
1566 	/* prepare command */
1567 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_ACL_REMOVE_ENTRY,
1568 					  cmd_flags,
1569 					  token);
1570 	cmd_params = (struct dpsw_cmd_acl_entry *)cmd.params;
1571 	cmd_params->acl_id = cpu_to_le16(acl_id);
1572 	cmd_params->result_if_id = cpu_to_le16(cfg->result.if_id);
1573 	cmd_params->precedence = cpu_to_le32(cfg->precedence);
1574 	cmd_params->key_iova = cpu_to_le64(cfg->key_iova);
1575 	dpsw_set_field(cmd_params->result_action,
1576 		       RESULT_ACTION,
1577 		       cfg->result.action);
1578 
1579 	/* send command to mc*/
1580 	return mc_send_command(mc_io, &cmd);
1581 }
1582 
1583 /**
1584  * dpsw_set_reflection_if() - Set target interface for traffic mirrored
1585  * @mc_io:	Pointer to MC portal's I/O object
1586  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
1587  * @token:	Token of DPSW object
1588  * @if_id:	Interface Id
1589  *
1590  * Only one mirroring destination is allowed per switch
1591  *
1592  * Return:	Completion status. '0' on Success; Error code otherwise.
1593  */
dpsw_set_reflection_if(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 if_id)1594 int dpsw_set_reflection_if(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
1595 			   u16 if_id)
1596 {
1597 	struct dpsw_cmd_set_reflection_if *cmd_params;
1598 	struct fsl_mc_command cmd = { 0 };
1599 
1600 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_SET_REFLECTION_IF,
1601 					  cmd_flags,
1602 					  token);
1603 	cmd_params = (struct dpsw_cmd_set_reflection_if *)cmd.params;
1604 	cmd_params->if_id = cpu_to_le16(if_id);
1605 
1606 	return mc_send_command(mc_io, &cmd);
1607 }
1608 
1609 /**
1610  * dpsw_if_add_reflection() - Setup mirroring rule
1611  * @mc_io:	Pointer to MC portal's I/O object
1612  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
1613  * @token:	Token of DPSW object
1614  * @if_id:	Interface Identifier
1615  * @cfg:	Reflection configuration
1616  *
1617  * Return:	Completion status. '0' on Success; Error code otherwise.
1618  */
dpsw_if_add_reflection(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 if_id,const struct dpsw_reflection_cfg * cfg)1619 int dpsw_if_add_reflection(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
1620 			   u16 if_id, const struct dpsw_reflection_cfg *cfg)
1621 {
1622 	struct dpsw_cmd_if_reflection *cmd_params;
1623 	struct fsl_mc_command cmd = { 0 };
1624 
1625 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_IF_ADD_REFLECTION,
1626 					  cmd_flags,
1627 					  token);
1628 	cmd_params = (struct dpsw_cmd_if_reflection *)cmd.params;
1629 	cmd_params->if_id = cpu_to_le16(if_id);
1630 	cmd_params->vlan_id = cpu_to_le16(cfg->vlan_id);
1631 	dpsw_set_field(cmd_params->filter, FILTER, cfg->filter);
1632 
1633 	return mc_send_command(mc_io, &cmd);
1634 }
1635 
1636 /**
1637  * dpsw_if_remove_reflection() - Remove mirroring rule
1638  * @mc_io:	Pointer to MC portal's I/O object
1639  * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
1640  * @token:	Token of DPSW object
1641  * @if_id:	Interface Identifier
1642  * @cfg:	Reflection configuration
1643  *
1644  * Return:	Completion status. '0' on Success; Error code otherwise.
1645  */
dpsw_if_remove_reflection(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 token,u16 if_id,const struct dpsw_reflection_cfg * cfg)1646 int dpsw_if_remove_reflection(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
1647 			      u16 if_id, const struct dpsw_reflection_cfg *cfg)
1648 {
1649 	struct dpsw_cmd_if_reflection *cmd_params;
1650 	struct fsl_mc_command cmd = { 0 };
1651 
1652 	cmd.header = mc_encode_cmd_header(DPSW_CMDID_IF_REMOVE_REFLECTION,
1653 					  cmd_flags,
1654 					  token);
1655 	cmd_params = (struct dpsw_cmd_if_reflection *)cmd.params;
1656 	cmd_params->if_id = cpu_to_le16(if_id);
1657 	cmd_params->vlan_id = cpu_to_le16(cfg->vlan_id);
1658 	dpsw_set_field(cmd_params->filter, FILTER, cfg->filter);
1659 
1660 	return mc_send_command(mc_io, &cmd);
1661 }
1662