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56051948 | 1 | // SPDX-License-Identifier: GPL-2.0 |
adb3dccf | 2 | /* Copyright 2019-2021 NXP Semiconductors |
375e1314 VO |
3 | * |
4 | * This is an umbrella module for all network switches that are | |
5 | * register-compatible with Ocelot and that perform I/O to their host CPU | |
6 | * through an NPI (Node Processor Interface) Ethernet port. | |
56051948 VO |
7 | */ |
8 | #include <uapi/linux/if_bridge.h> | |
07d985ee | 9 | #include <soc/mscc/ocelot_vcap.h> |
bdeced75 VO |
10 | #include <soc/mscc/ocelot_qsys.h> |
11 | #include <soc/mscc/ocelot_sys.h> | |
12 | #include <soc/mscc/ocelot_dev.h> | |
13 | #include <soc/mscc/ocelot_ana.h> | |
2b49d128 | 14 | #include <soc/mscc/ocelot_ptp.h> |
56051948 | 15 | #include <soc/mscc/ocelot.h> |
e21268ef | 16 | #include <linux/dsa/8021q.h> |
40d3f295 | 17 | #include <linux/dsa/ocelot.h> |
84705fc1 | 18 | #include <linux/platform_device.h> |
0a6f17c6 | 19 | #include <linux/ptp_classify.h> |
56051948 | 20 | #include <linux/module.h> |
bdeced75 | 21 | #include <linux/of_net.h> |
56051948 VO |
22 | #include <linux/pci.h> |
23 | #include <linux/of.h> | |
588d0550 | 24 | #include <linux/pcs-lynx.h> |
fc411eaa | 25 | #include <net/pkt_sched.h> |
56051948 VO |
26 | #include <net/dsa.h> |
27 | #include "felix.h" | |
28 | ||
e21268ef VO |
29 | static int felix_tag_8021q_rxvlan_add(struct felix *felix, int port, u16 vid, |
30 | bool pvid, bool untagged) | |
31 | { | |
32 | struct ocelot_vcap_filter *outer_tagging_rule; | |
33 | struct ocelot *ocelot = &felix->ocelot; | |
34 | struct dsa_switch *ds = felix->ds; | |
35 | int key_length, upstream, err; | |
36 | ||
37 | /* We don't need to install the rxvlan into the other ports' filtering | |
38 | * tables, because we're just pushing the rxvlan when sending towards | |
39 | * the CPU | |
40 | */ | |
41 | if (!pvid) | |
42 | return 0; | |
43 | ||
44 | key_length = ocelot->vcap[VCAP_ES0].keys[VCAP_ES0_IGR_PORT].length; | |
45 | upstream = dsa_upstream_port(ds, port); | |
46 | ||
47 | outer_tagging_rule = kzalloc(sizeof(struct ocelot_vcap_filter), | |
48 | GFP_KERNEL); | |
49 | if (!outer_tagging_rule) | |
50 | return -ENOMEM; | |
51 | ||
52 | outer_tagging_rule->key_type = OCELOT_VCAP_KEY_ANY; | |
53 | outer_tagging_rule->prio = 1; | |
54 | outer_tagging_rule->id.cookie = port; | |
55 | outer_tagging_rule->id.tc_offload = false; | |
56 | outer_tagging_rule->block_id = VCAP_ES0; | |
57 | outer_tagging_rule->type = OCELOT_VCAP_FILTER_OFFLOAD; | |
58 | outer_tagging_rule->lookup = 0; | |
59 | outer_tagging_rule->ingress_port.value = port; | |
60 | outer_tagging_rule->ingress_port.mask = GENMASK(key_length - 1, 0); | |
61 | outer_tagging_rule->egress_port.value = upstream; | |
62 | outer_tagging_rule->egress_port.mask = GENMASK(key_length - 1, 0); | |
63 | outer_tagging_rule->action.push_outer_tag = OCELOT_ES0_TAG; | |
64 | outer_tagging_rule->action.tag_a_tpid_sel = OCELOT_TAG_TPID_SEL_8021AD; | |
65 | outer_tagging_rule->action.tag_a_vid_sel = 1; | |
66 | outer_tagging_rule->action.vid_a_val = vid; | |
67 | ||
68 | err = ocelot_vcap_filter_add(ocelot, outer_tagging_rule, NULL); | |
69 | if (err) | |
70 | kfree(outer_tagging_rule); | |
71 | ||
72 | return err; | |
73 | } | |
74 | ||
75 | static int felix_tag_8021q_txvlan_add(struct felix *felix, int port, u16 vid, | |
76 | bool pvid, bool untagged) | |
77 | { | |
78 | struct ocelot_vcap_filter *untagging_rule, *redirect_rule; | |
79 | struct ocelot *ocelot = &felix->ocelot; | |
80 | struct dsa_switch *ds = felix->ds; | |
81 | int upstream, err; | |
82 | ||
83 | /* tag_8021q.c assumes we are implementing this via port VLAN | |
84 | * membership, which we aren't. So we don't need to add any VCAP filter | |
85 | * for the CPU port. | |
86 | */ | |
87 | if (ocelot->ports[port]->is_dsa_8021q_cpu) | |
88 | return 0; | |
89 | ||
90 | untagging_rule = kzalloc(sizeof(struct ocelot_vcap_filter), GFP_KERNEL); | |
91 | if (!untagging_rule) | |
92 | return -ENOMEM; | |
93 | ||
94 | redirect_rule = kzalloc(sizeof(struct ocelot_vcap_filter), GFP_KERNEL); | |
95 | if (!redirect_rule) { | |
96 | kfree(untagging_rule); | |
97 | return -ENOMEM; | |
98 | } | |
99 | ||
100 | upstream = dsa_upstream_port(ds, port); | |
101 | ||
102 | untagging_rule->key_type = OCELOT_VCAP_KEY_ANY; | |
103 | untagging_rule->ingress_port_mask = BIT(upstream); | |
104 | untagging_rule->vlan.vid.value = vid; | |
105 | untagging_rule->vlan.vid.mask = VLAN_VID_MASK; | |
106 | untagging_rule->prio = 1; | |
107 | untagging_rule->id.cookie = port; | |
108 | untagging_rule->id.tc_offload = false; | |
109 | untagging_rule->block_id = VCAP_IS1; | |
110 | untagging_rule->type = OCELOT_VCAP_FILTER_OFFLOAD; | |
111 | untagging_rule->lookup = 0; | |
112 | untagging_rule->action.vlan_pop_cnt_ena = true; | |
113 | untagging_rule->action.vlan_pop_cnt = 1; | |
114 | untagging_rule->action.pag_override_mask = 0xff; | |
115 | untagging_rule->action.pag_val = port; | |
116 | ||
117 | err = ocelot_vcap_filter_add(ocelot, untagging_rule, NULL); | |
118 | if (err) { | |
119 | kfree(untagging_rule); | |
120 | kfree(redirect_rule); | |
121 | return err; | |
122 | } | |
123 | ||
124 | redirect_rule->key_type = OCELOT_VCAP_KEY_ANY; | |
125 | redirect_rule->ingress_port_mask = BIT(upstream); | |
126 | redirect_rule->pag = port; | |
127 | redirect_rule->prio = 1; | |
128 | redirect_rule->id.cookie = port; | |
129 | redirect_rule->id.tc_offload = false; | |
130 | redirect_rule->block_id = VCAP_IS2; | |
131 | redirect_rule->type = OCELOT_VCAP_FILTER_OFFLOAD; | |
132 | redirect_rule->lookup = 0; | |
133 | redirect_rule->action.mask_mode = OCELOT_MASK_MODE_REDIRECT; | |
134 | redirect_rule->action.port_mask = BIT(port); | |
135 | ||
136 | err = ocelot_vcap_filter_add(ocelot, redirect_rule, NULL); | |
137 | if (err) { | |
138 | ocelot_vcap_filter_del(ocelot, untagging_rule); | |
139 | kfree(redirect_rule); | |
140 | return err; | |
141 | } | |
142 | ||
143 | return 0; | |
144 | } | |
145 | ||
146 | static int felix_tag_8021q_vlan_add(struct dsa_switch *ds, int port, u16 vid, | |
147 | u16 flags) | |
148 | { | |
149 | bool untagged = flags & BRIDGE_VLAN_INFO_UNTAGGED; | |
150 | bool pvid = flags & BRIDGE_VLAN_INFO_PVID; | |
151 | struct ocelot *ocelot = ds->priv; | |
152 | ||
153 | if (vid_is_dsa_8021q_rxvlan(vid)) | |
154 | return felix_tag_8021q_rxvlan_add(ocelot_to_felix(ocelot), | |
155 | port, vid, pvid, untagged); | |
156 | ||
157 | if (vid_is_dsa_8021q_txvlan(vid)) | |
158 | return felix_tag_8021q_txvlan_add(ocelot_to_felix(ocelot), | |
159 | port, vid, pvid, untagged); | |
160 | ||
161 | return 0; | |
162 | } | |
163 | ||
164 | static int felix_tag_8021q_rxvlan_del(struct felix *felix, int port, u16 vid) | |
165 | { | |
166 | struct ocelot_vcap_filter *outer_tagging_rule; | |
167 | struct ocelot_vcap_block *block_vcap_es0; | |
168 | struct ocelot *ocelot = &felix->ocelot; | |
169 | ||
170 | block_vcap_es0 = &ocelot->block[VCAP_ES0]; | |
171 | ||
172 | outer_tagging_rule = ocelot_vcap_block_find_filter_by_id(block_vcap_es0, | |
173 | port, false); | |
174 | /* In rxvlan_add, we had the "if (!pvid) return 0" logic to avoid | |
175 | * installing outer tagging ES0 rules where they weren't needed. | |
176 | * But in rxvlan_del, the API doesn't give us the "flags" anymore, | |
177 | * so that forces us to be slightly sloppy here, and just assume that | |
178 | * if we didn't find an outer_tagging_rule it means that there was | |
179 | * none in the first place, i.e. rxvlan_del is called on a non-pvid | |
180 | * port. This is most probably true though. | |
181 | */ | |
182 | if (!outer_tagging_rule) | |
183 | return 0; | |
184 | ||
185 | return ocelot_vcap_filter_del(ocelot, outer_tagging_rule); | |
186 | } | |
187 | ||
188 | static int felix_tag_8021q_txvlan_del(struct felix *felix, int port, u16 vid) | |
189 | { | |
190 | struct ocelot_vcap_filter *untagging_rule, *redirect_rule; | |
191 | struct ocelot_vcap_block *block_vcap_is1; | |
192 | struct ocelot_vcap_block *block_vcap_is2; | |
193 | struct ocelot *ocelot = &felix->ocelot; | |
194 | int err; | |
195 | ||
196 | if (ocelot->ports[port]->is_dsa_8021q_cpu) | |
197 | return 0; | |
198 | ||
199 | block_vcap_is1 = &ocelot->block[VCAP_IS1]; | |
200 | block_vcap_is2 = &ocelot->block[VCAP_IS2]; | |
201 | ||
202 | untagging_rule = ocelot_vcap_block_find_filter_by_id(block_vcap_is1, | |
203 | port, false); | |
204 | if (!untagging_rule) | |
205 | return 0; | |
206 | ||
207 | err = ocelot_vcap_filter_del(ocelot, untagging_rule); | |
208 | if (err) | |
209 | return err; | |
210 | ||
211 | redirect_rule = ocelot_vcap_block_find_filter_by_id(block_vcap_is2, | |
212 | port, false); | |
213 | if (!redirect_rule) | |
214 | return 0; | |
215 | ||
216 | return ocelot_vcap_filter_del(ocelot, redirect_rule); | |
217 | } | |
218 | ||
219 | static int felix_tag_8021q_vlan_del(struct dsa_switch *ds, int port, u16 vid) | |
220 | { | |
221 | struct ocelot *ocelot = ds->priv; | |
222 | ||
223 | if (vid_is_dsa_8021q_rxvlan(vid)) | |
224 | return felix_tag_8021q_rxvlan_del(ocelot_to_felix(ocelot), | |
225 | port, vid); | |
226 | ||
227 | if (vid_is_dsa_8021q_txvlan(vid)) | |
228 | return felix_tag_8021q_txvlan_del(ocelot_to_felix(ocelot), | |
229 | port, vid); | |
230 | ||
231 | return 0; | |
232 | } | |
233 | ||
e21268ef VO |
234 | /* Alternatively to using the NPI functionality, that same hardware MAC |
235 | * connected internally to the enetc or fman DSA master can be configured to | |
236 | * use the software-defined tag_8021q frame format. As far as the hardware is | |
237 | * concerned, it thinks it is a "dumb switch" - the queues of the CPU port | |
238 | * module are now disconnected from it, but can still be accessed through | |
239 | * register-based MMIO. | |
240 | */ | |
241 | static void felix_8021q_cpu_port_init(struct ocelot *ocelot, int port) | |
242 | { | |
243 | ocelot->ports[port]->is_dsa_8021q_cpu = true; | |
244 | ocelot->npi = -1; | |
245 | ||
246 | /* Overwrite PGID_CPU with the non-tagging port */ | |
247 | ocelot_write_rix(ocelot, BIT(port), ANA_PGID_PGID, PGID_CPU); | |
248 | ||
249 | ocelot_apply_bridge_fwd_mask(ocelot); | |
250 | } | |
251 | ||
252 | static void felix_8021q_cpu_port_deinit(struct ocelot *ocelot, int port) | |
253 | { | |
254 | ocelot->ports[port]->is_dsa_8021q_cpu = false; | |
255 | ||
256 | /* Restore PGID_CPU */ | |
257 | ocelot_write_rix(ocelot, BIT(ocelot->num_phys_ports), ANA_PGID_PGID, | |
258 | PGID_CPU); | |
259 | ||
260 | ocelot_apply_bridge_fwd_mask(ocelot); | |
261 | } | |
262 | ||
c8c0ba4f VO |
263 | /* Set up a VCAP IS2 rule for delivering PTP frames to the CPU port module. |
264 | * If the quirk_no_xtr_irq is in place, then also copy those PTP frames to the | |
265 | * tag_8021q CPU port. | |
266 | */ | |
267 | static int felix_setup_mmio_filtering(struct felix *felix) | |
268 | { | |
269 | unsigned long user_ports = 0, cpu_ports = 0; | |
270 | struct ocelot_vcap_filter *redirect_rule; | |
271 | struct ocelot_vcap_filter *tagging_rule; | |
272 | struct ocelot *ocelot = &felix->ocelot; | |
273 | struct dsa_switch *ds = felix->ds; | |
274 | int port, ret; | |
275 | ||
276 | tagging_rule = kzalloc(sizeof(struct ocelot_vcap_filter), GFP_KERNEL); | |
277 | if (!tagging_rule) | |
278 | return -ENOMEM; | |
279 | ||
280 | redirect_rule = kzalloc(sizeof(struct ocelot_vcap_filter), GFP_KERNEL); | |
281 | if (!redirect_rule) { | |
282 | kfree(tagging_rule); | |
283 | return -ENOMEM; | |
284 | } | |
285 | ||
286 | for (port = 0; port < ocelot->num_phys_ports; port++) { | |
287 | if (dsa_is_user_port(ds, port)) | |
288 | user_ports |= BIT(port); | |
289 | if (dsa_is_cpu_port(ds, port)) | |
290 | cpu_ports |= BIT(port); | |
291 | } | |
292 | ||
293 | tagging_rule->key_type = OCELOT_VCAP_KEY_ETYPE; | |
294 | *(__be16 *)tagging_rule->key.etype.etype.value = htons(ETH_P_1588); | |
295 | *(__be16 *)tagging_rule->key.etype.etype.mask = htons(0xffff); | |
296 | tagging_rule->ingress_port_mask = user_ports; | |
297 | tagging_rule->prio = 1; | |
298 | tagging_rule->id.cookie = ocelot->num_phys_ports; | |
299 | tagging_rule->id.tc_offload = false; | |
300 | tagging_rule->block_id = VCAP_IS1; | |
301 | tagging_rule->type = OCELOT_VCAP_FILTER_OFFLOAD; | |
302 | tagging_rule->lookup = 0; | |
303 | tagging_rule->action.pag_override_mask = 0xff; | |
304 | tagging_rule->action.pag_val = ocelot->num_phys_ports; | |
305 | ||
306 | ret = ocelot_vcap_filter_add(ocelot, tagging_rule, NULL); | |
307 | if (ret) { | |
308 | kfree(tagging_rule); | |
309 | kfree(redirect_rule); | |
310 | return ret; | |
311 | } | |
312 | ||
313 | redirect_rule->key_type = OCELOT_VCAP_KEY_ANY; | |
314 | redirect_rule->ingress_port_mask = user_ports; | |
315 | redirect_rule->pag = ocelot->num_phys_ports; | |
316 | redirect_rule->prio = 1; | |
317 | redirect_rule->id.cookie = ocelot->num_phys_ports; | |
318 | redirect_rule->id.tc_offload = false; | |
319 | redirect_rule->block_id = VCAP_IS2; | |
320 | redirect_rule->type = OCELOT_VCAP_FILTER_OFFLOAD; | |
321 | redirect_rule->lookup = 0; | |
322 | redirect_rule->action.cpu_copy_ena = true; | |
323 | if (felix->info->quirk_no_xtr_irq) { | |
324 | /* Redirect to the tag_8021q CPU but also copy PTP packets to | |
325 | * the CPU port module | |
326 | */ | |
327 | redirect_rule->action.mask_mode = OCELOT_MASK_MODE_REDIRECT; | |
328 | redirect_rule->action.port_mask = cpu_ports; | |
329 | } else { | |
330 | /* Trap PTP packets only to the CPU port module (which is | |
331 | * redirected to the NPI port) | |
332 | */ | |
333 | redirect_rule->action.mask_mode = OCELOT_MASK_MODE_PERMIT_DENY; | |
334 | redirect_rule->action.port_mask = 0; | |
335 | } | |
336 | ||
337 | ret = ocelot_vcap_filter_add(ocelot, redirect_rule, NULL); | |
338 | if (ret) { | |
339 | ocelot_vcap_filter_del(ocelot, tagging_rule); | |
340 | kfree(redirect_rule); | |
341 | return ret; | |
342 | } | |
343 | ||
0a6f17c6 VO |
344 | /* The ownership of the CPU port module's queues might have just been |
345 | * transferred to the tag_8021q tagger from the NPI-based tagger. | |
346 | * So there might still be all sorts of crap in the queues. On the | |
347 | * other hand, the MMIO-based matching of PTP frames is very brittle, | |
348 | * so we need to be careful that there are no extra frames to be | |
349 | * dequeued over MMIO, since we would never know to discard them. | |
350 | */ | |
351 | ocelot_drain_cpu_queue(ocelot, 0); | |
352 | ||
c8c0ba4f VO |
353 | return 0; |
354 | } | |
355 | ||
356 | static int felix_teardown_mmio_filtering(struct felix *felix) | |
357 | { | |
358 | struct ocelot_vcap_filter *tagging_rule, *redirect_rule; | |
359 | struct ocelot_vcap_block *block_vcap_is1; | |
360 | struct ocelot_vcap_block *block_vcap_is2; | |
361 | struct ocelot *ocelot = &felix->ocelot; | |
362 | int err; | |
363 | ||
364 | block_vcap_is1 = &ocelot->block[VCAP_IS1]; | |
365 | block_vcap_is2 = &ocelot->block[VCAP_IS2]; | |
366 | ||
367 | tagging_rule = ocelot_vcap_block_find_filter_by_id(block_vcap_is1, | |
368 | ocelot->num_phys_ports, | |
369 | false); | |
370 | if (!tagging_rule) | |
371 | return -ENOENT; | |
372 | ||
373 | err = ocelot_vcap_filter_del(ocelot, tagging_rule); | |
374 | if (err) | |
375 | return err; | |
376 | ||
377 | redirect_rule = ocelot_vcap_block_find_filter_by_id(block_vcap_is2, | |
378 | ocelot->num_phys_ports, | |
379 | false); | |
380 | if (!redirect_rule) | |
381 | return -ENOENT; | |
382 | ||
383 | return ocelot_vcap_filter_del(ocelot, redirect_rule); | |
384 | } | |
385 | ||
e21268ef VO |
386 | static int felix_setup_tag_8021q(struct dsa_switch *ds, int cpu) |
387 | { | |
388 | struct ocelot *ocelot = ds->priv; | |
389 | struct felix *felix = ocelot_to_felix(ocelot); | |
390 | unsigned long cpu_flood; | |
391 | int port, err; | |
392 | ||
393 | felix_8021q_cpu_port_init(ocelot, cpu); | |
394 | ||
395 | for (port = 0; port < ds->num_ports; port++) { | |
396 | if (dsa_is_unused_port(ds, port)) | |
397 | continue; | |
398 | ||
399 | /* This overwrites ocelot_init(): | |
400 | * Do not forward BPDU frames to the CPU port module, | |
401 | * for 2 reasons: | |
402 | * - When these packets are injected from the tag_8021q | |
403 | * CPU port, we want them to go out, not loop back | |
404 | * into the system. | |
405 | * - STP traffic ingressing on a user port should go to | |
406 | * the tag_8021q CPU port, not to the hardware CPU | |
407 | * port module. | |
408 | */ | |
409 | ocelot_write_gix(ocelot, | |
410 | ANA_PORT_CPU_FWD_BPDU_CFG_BPDU_REDIR_ENA(0), | |
411 | ANA_PORT_CPU_FWD_BPDU_CFG, port); | |
412 | } | |
413 | ||
c8c0ba4f VO |
414 | /* In tag_8021q mode, the CPU port module is unused, except for PTP |
415 | * frames. So we want to disable flooding of any kind to the CPU port | |
416 | * module, since packets going there will end in a black hole. | |
e21268ef VO |
417 | */ |
418 | cpu_flood = ANA_PGID_PGID_PGID(BIT(ocelot->num_phys_ports)); | |
419 | ocelot_rmw_rix(ocelot, 0, cpu_flood, ANA_PGID_PGID, PGID_UC); | |
420 | ocelot_rmw_rix(ocelot, 0, cpu_flood, ANA_PGID_PGID, PGID_MC); | |
b360d94f | 421 | ocelot_rmw_rix(ocelot, 0, cpu_flood, ANA_PGID_PGID, PGID_BC); |
e21268ef | 422 | |
5da11eb4 | 423 | err = dsa_tag_8021q_register(ds, htons(ETH_P_8021AD)); |
d7b1fd52 VO |
424 | if (err) |
425 | return err; | |
e21268ef | 426 | |
c8c0ba4f VO |
427 | err = felix_setup_mmio_filtering(felix); |
428 | if (err) | |
328621f6 | 429 | goto out_tag_8021q_unregister; |
c8c0ba4f | 430 | |
e21268ef VO |
431 | return 0; |
432 | ||
d7b1fd52 VO |
433 | out_tag_8021q_unregister: |
434 | dsa_tag_8021q_unregister(ds); | |
e21268ef VO |
435 | return err; |
436 | } | |
437 | ||
438 | static void felix_teardown_tag_8021q(struct dsa_switch *ds, int cpu) | |
439 | { | |
440 | struct ocelot *ocelot = ds->priv; | |
441 | struct felix *felix = ocelot_to_felix(ocelot); | |
442 | int err, port; | |
443 | ||
c8c0ba4f VO |
444 | err = felix_teardown_mmio_filtering(felix); |
445 | if (err) | |
446 | dev_err(ds->dev, "felix_teardown_mmio_filtering returned %d", | |
447 | err); | |
448 | ||
d7b1fd52 | 449 | dsa_tag_8021q_unregister(ds); |
e21268ef VO |
450 | |
451 | for (port = 0; port < ds->num_ports; port++) { | |
452 | if (dsa_is_unused_port(ds, port)) | |
453 | continue; | |
454 | ||
455 | /* Restore the logic from ocelot_init: | |
456 | * do not forward BPDU frames to the front ports. | |
457 | */ | |
458 | ocelot_write_gix(ocelot, | |
459 | ANA_PORT_CPU_FWD_BPDU_CFG_BPDU_REDIR_ENA(0xffff), | |
460 | ANA_PORT_CPU_FWD_BPDU_CFG, | |
461 | port); | |
462 | } | |
463 | ||
464 | felix_8021q_cpu_port_deinit(ocelot, cpu); | |
465 | } | |
466 | ||
adb3dccf VO |
467 | /* The CPU port module is connected to the Node Processor Interface (NPI). This |
468 | * is the mode through which frames can be injected from and extracted to an | |
469 | * external CPU, over Ethernet. In NXP SoCs, the "external CPU" is the ARM CPU | |
470 | * running Linux, and this forms a DSA setup together with the enetc or fman | |
471 | * DSA master. | |
472 | */ | |
473 | static void felix_npi_port_init(struct ocelot *ocelot, int port) | |
474 | { | |
475 | ocelot->npi = port; | |
476 | ||
477 | ocelot_write(ocelot, QSYS_EXT_CPU_CFG_EXT_CPUQ_MSK_M | | |
478 | QSYS_EXT_CPU_CFG_EXT_CPU_PORT(port), | |
479 | QSYS_EXT_CPU_CFG); | |
480 | ||
481 | /* NPI port Injection/Extraction configuration */ | |
482 | ocelot_fields_write(ocelot, port, SYS_PORT_MODE_INCL_XTR_HDR, | |
483 | ocelot->npi_xtr_prefix); | |
484 | ocelot_fields_write(ocelot, port, SYS_PORT_MODE_INCL_INJ_HDR, | |
485 | ocelot->npi_inj_prefix); | |
486 | ||
487 | /* Disable transmission of pause frames */ | |
488 | ocelot_fields_write(ocelot, port, SYS_PAUSE_CFG_PAUSE_ENA, 0); | |
489 | } | |
490 | ||
491 | static void felix_npi_port_deinit(struct ocelot *ocelot, int port) | |
492 | { | |
493 | /* Restore hardware defaults */ | |
494 | int unused_port = ocelot->num_phys_ports + 2; | |
495 | ||
496 | ocelot->npi = -1; | |
497 | ||
498 | ocelot_write(ocelot, QSYS_EXT_CPU_CFG_EXT_CPU_PORT(unused_port), | |
499 | QSYS_EXT_CPU_CFG); | |
500 | ||
501 | ocelot_fields_write(ocelot, port, SYS_PORT_MODE_INCL_XTR_HDR, | |
502 | OCELOT_TAG_PREFIX_DISABLED); | |
503 | ocelot_fields_write(ocelot, port, SYS_PORT_MODE_INCL_INJ_HDR, | |
504 | OCELOT_TAG_PREFIX_DISABLED); | |
505 | ||
506 | /* Enable transmission of pause frames */ | |
507 | ocelot_fields_write(ocelot, port, SYS_PAUSE_CFG_PAUSE_ENA, 1); | |
508 | } | |
509 | ||
510 | static int felix_setup_tag_npi(struct dsa_switch *ds, int cpu) | |
511 | { | |
512 | struct ocelot *ocelot = ds->priv; | |
513 | unsigned long cpu_flood; | |
514 | ||
515 | felix_npi_port_init(ocelot, cpu); | |
516 | ||
517 | /* Include the CPU port module (and indirectly, the NPI port) | |
518 | * in the forwarding mask for unknown unicast - the hardware | |
519 | * default value for ANA_FLOODING_FLD_UNICAST excludes | |
520 | * BIT(ocelot->num_phys_ports), and so does ocelot_init, | |
521 | * since Ocelot relies on whitelisting MAC addresses towards | |
522 | * PGID_CPU. | |
523 | * We do this because DSA does not yet perform RX filtering, | |
524 | * and the NPI port does not perform source address learning, | |
525 | * so traffic sent to Linux is effectively unknown from the | |
526 | * switch's perspective. | |
527 | */ | |
528 | cpu_flood = ANA_PGID_PGID_PGID(BIT(ocelot->num_phys_ports)); | |
529 | ocelot_rmw_rix(ocelot, cpu_flood, cpu_flood, ANA_PGID_PGID, PGID_UC); | |
6edb9e8d | 530 | ocelot_rmw_rix(ocelot, cpu_flood, cpu_flood, ANA_PGID_PGID, PGID_MC); |
b360d94f | 531 | ocelot_rmw_rix(ocelot, cpu_flood, cpu_flood, ANA_PGID_PGID, PGID_BC); |
adb3dccf VO |
532 | |
533 | return 0; | |
534 | } | |
535 | ||
536 | static void felix_teardown_tag_npi(struct dsa_switch *ds, int cpu) | |
537 | { | |
538 | struct ocelot *ocelot = ds->priv; | |
539 | ||
540 | felix_npi_port_deinit(ocelot, cpu); | |
541 | } | |
542 | ||
543 | static int felix_set_tag_protocol(struct dsa_switch *ds, int cpu, | |
544 | enum dsa_tag_protocol proto) | |
545 | { | |
546 | int err; | |
547 | ||
548 | switch (proto) { | |
7c4bb540 | 549 | case DSA_TAG_PROTO_SEVILLE: |
adb3dccf VO |
550 | case DSA_TAG_PROTO_OCELOT: |
551 | err = felix_setup_tag_npi(ds, cpu); | |
552 | break; | |
e21268ef VO |
553 | case DSA_TAG_PROTO_OCELOT_8021Q: |
554 | err = felix_setup_tag_8021q(ds, cpu); | |
555 | break; | |
adb3dccf VO |
556 | default: |
557 | err = -EPROTONOSUPPORT; | |
558 | } | |
559 | ||
560 | return err; | |
561 | } | |
562 | ||
563 | static void felix_del_tag_protocol(struct dsa_switch *ds, int cpu, | |
564 | enum dsa_tag_protocol proto) | |
565 | { | |
566 | switch (proto) { | |
7c4bb540 | 567 | case DSA_TAG_PROTO_SEVILLE: |
adb3dccf VO |
568 | case DSA_TAG_PROTO_OCELOT: |
569 | felix_teardown_tag_npi(ds, cpu); | |
570 | break; | |
e21268ef VO |
571 | case DSA_TAG_PROTO_OCELOT_8021Q: |
572 | felix_teardown_tag_8021q(ds, cpu); | |
573 | break; | |
adb3dccf VO |
574 | default: |
575 | break; | |
576 | } | |
577 | } | |
578 | ||
e21268ef VO |
579 | /* This always leaves the switch in a consistent state, because although the |
580 | * tag_8021q setup can fail, the NPI setup can't. So either the change is made, | |
581 | * or the restoration is guaranteed to work. | |
582 | */ | |
adb3dccf VO |
583 | static int felix_change_tag_protocol(struct dsa_switch *ds, int cpu, |
584 | enum dsa_tag_protocol proto) | |
585 | { | |
586 | struct ocelot *ocelot = ds->priv; | |
587 | struct felix *felix = ocelot_to_felix(ocelot); | |
588 | enum dsa_tag_protocol old_proto = felix->tag_proto; | |
589 | int err; | |
590 | ||
7c4bb540 VO |
591 | if (proto != DSA_TAG_PROTO_SEVILLE && |
592 | proto != DSA_TAG_PROTO_OCELOT && | |
e21268ef | 593 | proto != DSA_TAG_PROTO_OCELOT_8021Q) |
adb3dccf VO |
594 | return -EPROTONOSUPPORT; |
595 | ||
596 | felix_del_tag_protocol(ds, cpu, old_proto); | |
597 | ||
598 | err = felix_set_tag_protocol(ds, cpu, proto); | |
599 | if (err) { | |
600 | felix_set_tag_protocol(ds, cpu, old_proto); | |
601 | return err; | |
602 | } | |
603 | ||
604 | felix->tag_proto = proto; | |
605 | ||
606 | return 0; | |
607 | } | |
608 | ||
56051948 | 609 | static enum dsa_tag_protocol felix_get_tag_protocol(struct dsa_switch *ds, |
4d776482 FF |
610 | int port, |
611 | enum dsa_tag_protocol mp) | |
56051948 | 612 | { |
adb3dccf VO |
613 | struct ocelot *ocelot = ds->priv; |
614 | struct felix *felix = ocelot_to_felix(ocelot); | |
615 | ||
616 | return felix->tag_proto; | |
56051948 VO |
617 | } |
618 | ||
619 | static int felix_set_ageing_time(struct dsa_switch *ds, | |
620 | unsigned int ageing_time) | |
621 | { | |
622 | struct ocelot *ocelot = ds->priv; | |
623 | ||
624 | ocelot_set_ageing_time(ocelot, ageing_time); | |
625 | ||
626 | return 0; | |
627 | } | |
628 | ||
56051948 VO |
629 | static int felix_fdb_dump(struct dsa_switch *ds, int port, |
630 | dsa_fdb_dump_cb_t *cb, void *data) | |
631 | { | |
632 | struct ocelot *ocelot = ds->priv; | |
633 | ||
634 | return ocelot_fdb_dump(ocelot, port, cb, data); | |
635 | } | |
636 | ||
637 | static int felix_fdb_add(struct dsa_switch *ds, int port, | |
638 | const unsigned char *addr, u16 vid) | |
639 | { | |
640 | struct ocelot *ocelot = ds->priv; | |
56051948 | 641 | |
87b0f983 | 642 | return ocelot_fdb_add(ocelot, port, addr, vid); |
56051948 VO |
643 | } |
644 | ||
645 | static int felix_fdb_del(struct dsa_switch *ds, int port, | |
646 | const unsigned char *addr, u16 vid) | |
647 | { | |
648 | struct ocelot *ocelot = ds->priv; | |
649 | ||
650 | return ocelot_fdb_del(ocelot, port, addr, vid); | |
651 | } | |
652 | ||
a52b2da7 VO |
653 | static int felix_mdb_add(struct dsa_switch *ds, int port, |
654 | const struct switchdev_obj_port_mdb *mdb) | |
209edf95 VO |
655 | { |
656 | struct ocelot *ocelot = ds->priv; | |
657 | ||
a52b2da7 | 658 | return ocelot_port_mdb_add(ocelot, port, mdb); |
209edf95 VO |
659 | } |
660 | ||
661 | static int felix_mdb_del(struct dsa_switch *ds, int port, | |
662 | const struct switchdev_obj_port_mdb *mdb) | |
663 | { | |
664 | struct ocelot *ocelot = ds->priv; | |
665 | ||
666 | return ocelot_port_mdb_del(ocelot, port, mdb); | |
667 | } | |
668 | ||
56051948 VO |
669 | static void felix_bridge_stp_state_set(struct dsa_switch *ds, int port, |
670 | u8 state) | |
671 | { | |
672 | struct ocelot *ocelot = ds->priv; | |
673 | ||
674 | return ocelot_bridge_stp_state_set(ocelot, port, state); | |
675 | } | |
676 | ||
421741ea VO |
677 | static int felix_pre_bridge_flags(struct dsa_switch *ds, int port, |
678 | struct switchdev_brport_flags val, | |
679 | struct netlink_ext_ack *extack) | |
680 | { | |
681 | struct ocelot *ocelot = ds->priv; | |
682 | ||
683 | return ocelot_port_pre_bridge_flags(ocelot, port, val); | |
684 | } | |
685 | ||
686 | static int felix_bridge_flags(struct dsa_switch *ds, int port, | |
687 | struct switchdev_brport_flags val, | |
688 | struct netlink_ext_ack *extack) | |
689 | { | |
690 | struct ocelot *ocelot = ds->priv; | |
691 | ||
692 | ocelot_port_bridge_flags(ocelot, port, val); | |
693 | ||
694 | return 0; | |
695 | } | |
696 | ||
56051948 VO |
697 | static int felix_bridge_join(struct dsa_switch *ds, int port, |
698 | struct net_device *br) | |
699 | { | |
700 | struct ocelot *ocelot = ds->priv; | |
701 | ||
e4bd44e8 VO |
702 | ocelot_port_bridge_join(ocelot, port, br); |
703 | ||
704 | return 0; | |
56051948 VO |
705 | } |
706 | ||
707 | static void felix_bridge_leave(struct dsa_switch *ds, int port, | |
708 | struct net_device *br) | |
709 | { | |
710 | struct ocelot *ocelot = ds->priv; | |
711 | ||
712 | ocelot_port_bridge_leave(ocelot, port, br); | |
713 | } | |
714 | ||
8fe6832e VO |
715 | static int felix_lag_join(struct dsa_switch *ds, int port, |
716 | struct net_device *bond, | |
717 | struct netdev_lag_upper_info *info) | |
718 | { | |
719 | struct ocelot *ocelot = ds->priv; | |
720 | ||
721 | return ocelot_port_lag_join(ocelot, port, bond, info); | |
722 | } | |
723 | ||
724 | static int felix_lag_leave(struct dsa_switch *ds, int port, | |
725 | struct net_device *bond) | |
726 | { | |
727 | struct ocelot *ocelot = ds->priv; | |
728 | ||
729 | ocelot_port_lag_leave(ocelot, port, bond); | |
730 | ||
731 | return 0; | |
732 | } | |
733 | ||
734 | static int felix_lag_change(struct dsa_switch *ds, int port) | |
735 | { | |
736 | struct dsa_port *dp = dsa_to_port(ds, port); | |
737 | struct ocelot *ocelot = ds->priv; | |
738 | ||
739 | ocelot_port_lag_change(ocelot, port, dp->lag_tx_enabled); | |
740 | ||
741 | return 0; | |
742 | } | |
743 | ||
56051948 VO |
744 | static int felix_vlan_prepare(struct dsa_switch *ds, int port, |
745 | const struct switchdev_obj_port_vlan *vlan) | |
746 | { | |
2f0402fe | 747 | struct ocelot *ocelot = ds->priv; |
b7a9e0da | 748 | u16 flags = vlan->flags; |
2f0402fe | 749 | |
9a720680 VO |
750 | /* Ocelot switches copy frames as-is to the CPU, so the flags: |
751 | * egress-untagged or not, pvid or not, make no difference. This | |
752 | * behavior is already better than what DSA just tries to approximate | |
753 | * when it installs the VLAN with the same flags on the CPU port. | |
754 | * Just accept any configuration, and don't let ocelot deny installing | |
755 | * multiple native VLANs on the NPI port, because the switch doesn't | |
756 | * look at the port tag settings towards the NPI interface anyway. | |
757 | */ | |
758 | if (port == ocelot->npi) | |
759 | return 0; | |
760 | ||
b7a9e0da VO |
761 | return ocelot_vlan_prepare(ocelot, port, vlan->vid, |
762 | flags & BRIDGE_VLAN_INFO_PVID, | |
763 | flags & BRIDGE_VLAN_INFO_UNTAGGED); | |
56051948 VO |
764 | } |
765 | ||
89153ed6 VO |
766 | static int felix_vlan_filtering(struct dsa_switch *ds, int port, bool enabled, |
767 | struct netlink_ext_ack *extack) | |
56051948 VO |
768 | { |
769 | struct ocelot *ocelot = ds->priv; | |
770 | ||
bae33f2b | 771 | return ocelot_port_vlan_filtering(ocelot, port, enabled); |
56051948 VO |
772 | } |
773 | ||
1958d581 | 774 | static int felix_vlan_add(struct dsa_switch *ds, int port, |
31046a5f VO |
775 | const struct switchdev_obj_port_vlan *vlan, |
776 | struct netlink_ext_ack *extack) | |
56051948 VO |
777 | { |
778 | struct ocelot *ocelot = ds->priv; | |
183be6f9 | 779 | u16 flags = vlan->flags; |
1958d581 VO |
780 | int err; |
781 | ||
782 | err = felix_vlan_prepare(ds, port, vlan); | |
783 | if (err) | |
784 | return err; | |
56051948 | 785 | |
1958d581 VO |
786 | return ocelot_vlan_add(ocelot, port, vlan->vid, |
787 | flags & BRIDGE_VLAN_INFO_PVID, | |
788 | flags & BRIDGE_VLAN_INFO_UNTAGGED); | |
56051948 VO |
789 | } |
790 | ||
791 | static int felix_vlan_del(struct dsa_switch *ds, int port, | |
792 | const struct switchdev_obj_port_vlan *vlan) | |
793 | { | |
794 | struct ocelot *ocelot = ds->priv; | |
b7a9e0da VO |
795 | |
796 | return ocelot_vlan_del(ocelot, port, vlan->vid); | |
56051948 VO |
797 | } |
798 | ||
bdeced75 VO |
799 | static void felix_phylink_validate(struct dsa_switch *ds, int port, |
800 | unsigned long *supported, | |
801 | struct phylink_link_state *state) | |
802 | { | |
803 | struct ocelot *ocelot = ds->priv; | |
375e1314 | 804 | struct felix *felix = ocelot_to_felix(ocelot); |
bdeced75 | 805 | |
375e1314 VO |
806 | if (felix->info->phylink_validate) |
807 | felix->info->phylink_validate(ocelot, port, supported, state); | |
bdeced75 VO |
808 | } |
809 | ||
bdeced75 VO |
810 | static void felix_phylink_mac_config(struct dsa_switch *ds, int port, |
811 | unsigned int link_an_mode, | |
812 | const struct phylink_link_state *state) | |
7e14a2dc VO |
813 | { |
814 | struct ocelot *ocelot = ds->priv; | |
815 | struct felix *felix = ocelot_to_felix(ocelot); | |
588d0550 | 816 | struct dsa_port *dp = dsa_to_port(ds, port); |
7e14a2dc | 817 | |
588d0550 IC |
818 | if (felix->pcs[port]) |
819 | phylink_set_pcs(dp->pl, &felix->pcs[port]->pcs); | |
7e14a2dc VO |
820 | } |
821 | ||
822 | static void felix_phylink_mac_link_down(struct dsa_switch *ds, int port, | |
823 | unsigned int link_an_mode, | |
824 | phy_interface_t interface) | |
825 | { | |
826 | struct ocelot *ocelot = ds->priv; | |
eb4733d7 | 827 | |
e6e12df6 VO |
828 | ocelot_phylink_mac_link_down(ocelot, port, link_an_mode, interface, |
829 | FELIX_MAC_QUIRKS); | |
7e14a2dc VO |
830 | } |
831 | ||
832 | static void felix_phylink_mac_link_up(struct dsa_switch *ds, int port, | |
833 | unsigned int link_an_mode, | |
834 | phy_interface_t interface, | |
835 | struct phy_device *phydev, | |
836 | int speed, int duplex, | |
837 | bool tx_pause, bool rx_pause) | |
bdeced75 VO |
838 | { |
839 | struct ocelot *ocelot = ds->priv; | |
bdeced75 | 840 | struct felix *felix = ocelot_to_felix(ocelot); |
bdeced75 | 841 | |
e6e12df6 VO |
842 | ocelot_phylink_mac_link_up(ocelot, port, phydev, link_an_mode, |
843 | interface, speed, duplex, tx_pause, rx_pause, | |
844 | FELIX_MAC_QUIRKS); | |
7e14a2dc | 845 | |
7e14a2dc VO |
846 | if (felix->info->port_sched_speed_set) |
847 | felix->info->port_sched_speed_set(ocelot, port, speed); | |
bdeced75 VO |
848 | } |
849 | ||
bd2b3161 XY |
850 | static void felix_port_qos_map_init(struct ocelot *ocelot, int port) |
851 | { | |
852 | int i; | |
853 | ||
854 | ocelot_rmw_gix(ocelot, | |
855 | ANA_PORT_QOS_CFG_QOS_PCP_ENA, | |
856 | ANA_PORT_QOS_CFG_QOS_PCP_ENA, | |
857 | ANA_PORT_QOS_CFG, | |
858 | port); | |
859 | ||
70d39a6e | 860 | for (i = 0; i < OCELOT_NUM_TC * 2; i++) { |
bd2b3161 XY |
861 | ocelot_rmw_ix(ocelot, |
862 | (ANA_PORT_PCP_DEI_MAP_DP_PCP_DEI_VAL & i) | | |
863 | ANA_PORT_PCP_DEI_MAP_QOS_PCP_DEI_VAL(i), | |
864 | ANA_PORT_PCP_DEI_MAP_DP_PCP_DEI_VAL | | |
865 | ANA_PORT_PCP_DEI_MAP_QOS_PCP_DEI_VAL_M, | |
866 | ANA_PORT_PCP_DEI_MAP, | |
867 | port, i); | |
868 | } | |
869 | } | |
870 | ||
56051948 VO |
871 | static void felix_get_strings(struct dsa_switch *ds, int port, |
872 | u32 stringset, u8 *data) | |
873 | { | |
874 | struct ocelot *ocelot = ds->priv; | |
875 | ||
876 | return ocelot_get_strings(ocelot, port, stringset, data); | |
877 | } | |
878 | ||
879 | static void felix_get_ethtool_stats(struct dsa_switch *ds, int port, u64 *data) | |
880 | { | |
881 | struct ocelot *ocelot = ds->priv; | |
882 | ||
883 | ocelot_get_ethtool_stats(ocelot, port, data); | |
884 | } | |
885 | ||
886 | static int felix_get_sset_count(struct dsa_switch *ds, int port, int sset) | |
887 | { | |
888 | struct ocelot *ocelot = ds->priv; | |
889 | ||
890 | return ocelot_get_sset_count(ocelot, port, sset); | |
891 | } | |
892 | ||
893 | static int felix_get_ts_info(struct dsa_switch *ds, int port, | |
894 | struct ethtool_ts_info *info) | |
895 | { | |
896 | struct ocelot *ocelot = ds->priv; | |
897 | ||
898 | return ocelot_get_ts_info(ocelot, port, info); | |
899 | } | |
900 | ||
bdeced75 VO |
901 | static int felix_parse_ports_node(struct felix *felix, |
902 | struct device_node *ports_node, | |
903 | phy_interface_t *port_phy_modes) | |
904 | { | |
905 | struct ocelot *ocelot = &felix->ocelot; | |
906 | struct device *dev = felix->ocelot.dev; | |
907 | struct device_node *child; | |
908 | ||
37fe45ad | 909 | for_each_available_child_of_node(ports_node, child) { |
bdeced75 VO |
910 | phy_interface_t phy_mode; |
911 | u32 port; | |
912 | int err; | |
913 | ||
914 | /* Get switch port number from DT */ | |
915 | if (of_property_read_u32(child, "reg", &port) < 0) { | |
916 | dev_err(dev, "Port number not defined in device tree " | |
917 | "(property \"reg\")\n"); | |
918 | of_node_put(child); | |
919 | return -ENODEV; | |
920 | } | |
921 | ||
922 | /* Get PHY mode from DT */ | |
923 | err = of_get_phy_mode(child, &phy_mode); | |
924 | if (err) { | |
925 | dev_err(dev, "Failed to read phy-mode or " | |
926 | "phy-interface-type property for port %d\n", | |
927 | port); | |
928 | of_node_put(child); | |
929 | return -ENODEV; | |
930 | } | |
931 | ||
932 | err = felix->info->prevalidate_phy_mode(ocelot, port, phy_mode); | |
933 | if (err < 0) { | |
934 | dev_err(dev, "Unsupported PHY mode %s on port %d\n", | |
935 | phy_modes(phy_mode), port); | |
59ebb430 | 936 | of_node_put(child); |
bdeced75 VO |
937 | return err; |
938 | } | |
939 | ||
940 | port_phy_modes[port] = phy_mode; | |
941 | } | |
942 | ||
943 | return 0; | |
944 | } | |
945 | ||
946 | static int felix_parse_dt(struct felix *felix, phy_interface_t *port_phy_modes) | |
947 | { | |
948 | struct device *dev = felix->ocelot.dev; | |
949 | struct device_node *switch_node; | |
950 | struct device_node *ports_node; | |
951 | int err; | |
952 | ||
953 | switch_node = dev->of_node; | |
954 | ||
955 | ports_node = of_get_child_by_name(switch_node, "ports"); | |
956 | if (!ports_node) { | |
957 | dev_err(dev, "Incorrect bindings: absent \"ports\" node\n"); | |
958 | return -ENODEV; | |
959 | } | |
960 | ||
961 | err = felix_parse_ports_node(felix, ports_node, port_phy_modes); | |
962 | of_node_put(ports_node); | |
963 | ||
964 | return err; | |
965 | } | |
966 | ||
56051948 VO |
967 | static int felix_init_structs(struct felix *felix, int num_phys_ports) |
968 | { | |
969 | struct ocelot *ocelot = &felix->ocelot; | |
bdeced75 | 970 | phy_interface_t *port_phy_modes; |
b4024c9e | 971 | struct resource res; |
56051948 VO |
972 | int port, i, err; |
973 | ||
974 | ocelot->num_phys_ports = num_phys_ports; | |
975 | ocelot->ports = devm_kcalloc(ocelot->dev, num_phys_ports, | |
976 | sizeof(struct ocelot_port *), GFP_KERNEL); | |
977 | if (!ocelot->ports) | |
978 | return -ENOMEM; | |
979 | ||
980 | ocelot->map = felix->info->map; | |
981 | ocelot->stats_layout = felix->info->stats_layout; | |
982 | ocelot->num_stats = felix->info->num_stats; | |
21ce7f3e | 983 | ocelot->num_mact_rows = felix->info->num_mact_rows; |
07d985ee | 984 | ocelot->vcap = felix->info->vcap; |
56051948 | 985 | ocelot->ops = felix->info->ops; |
cacea62f VO |
986 | ocelot->npi_inj_prefix = OCELOT_TAG_PREFIX_SHORT; |
987 | ocelot->npi_xtr_prefix = OCELOT_TAG_PREFIX_SHORT; | |
f59fd9ca | 988 | ocelot->devlink = felix->ds->devlink; |
56051948 | 989 | |
bdeced75 VO |
990 | port_phy_modes = kcalloc(num_phys_ports, sizeof(phy_interface_t), |
991 | GFP_KERNEL); | |
992 | if (!port_phy_modes) | |
993 | return -ENOMEM; | |
994 | ||
995 | err = felix_parse_dt(felix, port_phy_modes); | |
996 | if (err) { | |
997 | kfree(port_phy_modes); | |
998 | return err; | |
999 | } | |
1000 | ||
56051948 VO |
1001 | for (i = 0; i < TARGET_MAX; i++) { |
1002 | struct regmap *target; | |
56051948 VO |
1003 | |
1004 | if (!felix->info->target_io_res[i].name) | |
1005 | continue; | |
1006 | ||
b4024c9e CM |
1007 | memcpy(&res, &felix->info->target_io_res[i], sizeof(res)); |
1008 | res.flags = IORESOURCE_MEM; | |
375e1314 VO |
1009 | res.start += felix->switch_base; |
1010 | res.end += felix->switch_base; | |
56051948 | 1011 | |
b4024c9e | 1012 | target = ocelot_regmap_init(ocelot, &res); |
56051948 VO |
1013 | if (IS_ERR(target)) { |
1014 | dev_err(ocelot->dev, | |
1015 | "Failed to map device memory space\n"); | |
bdeced75 | 1016 | kfree(port_phy_modes); |
56051948 VO |
1017 | return PTR_ERR(target); |
1018 | } | |
1019 | ||
1020 | ocelot->targets[i] = target; | |
1021 | } | |
1022 | ||
1023 | err = ocelot_regfields_init(ocelot, felix->info->regfields); | |
1024 | if (err) { | |
1025 | dev_err(ocelot->dev, "failed to init reg fields map\n"); | |
bdeced75 | 1026 | kfree(port_phy_modes); |
56051948 VO |
1027 | return err; |
1028 | } | |
1029 | ||
1030 | for (port = 0; port < num_phys_ports; port++) { | |
1031 | struct ocelot_port *ocelot_port; | |
91c724cf | 1032 | struct regmap *target; |
56051948 VO |
1033 | |
1034 | ocelot_port = devm_kzalloc(ocelot->dev, | |
1035 | sizeof(struct ocelot_port), | |
1036 | GFP_KERNEL); | |
1037 | if (!ocelot_port) { | |
1038 | dev_err(ocelot->dev, | |
1039 | "failed to allocate port memory\n"); | |
bdeced75 | 1040 | kfree(port_phy_modes); |
56051948 VO |
1041 | return -ENOMEM; |
1042 | } | |
1043 | ||
b4024c9e CM |
1044 | memcpy(&res, &felix->info->port_io_res[port], sizeof(res)); |
1045 | res.flags = IORESOURCE_MEM; | |
375e1314 VO |
1046 | res.start += felix->switch_base; |
1047 | res.end += felix->switch_base; | |
56051948 | 1048 | |
91c724cf VO |
1049 | target = ocelot_regmap_init(ocelot, &res); |
1050 | if (IS_ERR(target)) { | |
56051948 | 1051 | dev_err(ocelot->dev, |
91c724cf VO |
1052 | "Failed to map memory space for port %d\n", |
1053 | port); | |
bdeced75 | 1054 | kfree(port_phy_modes); |
91c724cf | 1055 | return PTR_ERR(target); |
56051948 VO |
1056 | } |
1057 | ||
bdeced75 | 1058 | ocelot_port->phy_mode = port_phy_modes[port]; |
56051948 | 1059 | ocelot_port->ocelot = ocelot; |
91c724cf | 1060 | ocelot_port->target = target; |
56051948 VO |
1061 | ocelot->ports[port] = ocelot_port; |
1062 | } | |
1063 | ||
bdeced75 VO |
1064 | kfree(port_phy_modes); |
1065 | ||
1066 | if (felix->info->mdio_bus_alloc) { | |
1067 | err = felix->info->mdio_bus_alloc(ocelot); | |
1068 | if (err < 0) | |
1069 | return err; | |
1070 | } | |
1071 | ||
56051948 VO |
1072 | return 0; |
1073 | } | |
1074 | ||
1075 | /* Hardware initialization done here so that we can allocate structures with | |
1076 | * devm without fear of dsa_register_switch returning -EPROBE_DEFER and causing | |
1077 | * us to allocate structures twice (leak memory) and map PCI memory twice | |
1078 | * (which will not work). | |
1079 | */ | |
1080 | static int felix_setup(struct dsa_switch *ds) | |
1081 | { | |
1082 | struct ocelot *ocelot = ds->priv; | |
1083 | struct felix *felix = ocelot_to_felix(ocelot); | |
1084 | int port, err; | |
1085 | ||
1086 | err = felix_init_structs(felix, ds->num_ports); | |
1087 | if (err) | |
1088 | return err; | |
1089 | ||
d1cc0e93 VO |
1090 | err = ocelot_init(ocelot); |
1091 | if (err) | |
6b73b7c9 | 1092 | goto out_mdiobus_free; |
d1cc0e93 | 1093 | |
2b49d128 | 1094 | if (ocelot->ptp) { |
2ac7c6c5 | 1095 | err = ocelot_init_timestamp(ocelot, felix->info->ptp_caps); |
2b49d128 YL |
1096 | if (err) { |
1097 | dev_err(ocelot->dev, | |
1098 | "Timestamp initialization failed\n"); | |
1099 | ocelot->ptp = 0; | |
1100 | } | |
1101 | } | |
56051948 VO |
1102 | |
1103 | for (port = 0; port < ds->num_ports; port++) { | |
adb3dccf VO |
1104 | if (dsa_is_unused_port(ds, port)) |
1105 | continue; | |
56051948 | 1106 | |
adb3dccf | 1107 | ocelot_init_port(ocelot, port); |
bd2b3161 XY |
1108 | |
1109 | /* Set the default QoS Classification based on PCP and DEI | |
1110 | * bits of vlan tag. | |
1111 | */ | |
1112 | felix_port_qos_map_init(ocelot, port); | |
56051948 VO |
1113 | } |
1114 | ||
f59fd9ca VO |
1115 | err = ocelot_devlink_sb_register(ocelot); |
1116 | if (err) | |
6b73b7c9 | 1117 | goto out_deinit_ports; |
f59fd9ca | 1118 | |
adb3dccf VO |
1119 | for (port = 0; port < ds->num_ports; port++) { |
1120 | if (!dsa_is_cpu_port(ds, port)) | |
1121 | continue; | |
1122 | ||
1123 | /* The initial tag protocol is NPI which always returns 0, so | |
1124 | * there's no real point in checking for errors. | |
1125 | */ | |
1126 | felix_set_tag_protocol(ds, port, felix->tag_proto); | |
1127 | } | |
1cf3299b | 1128 | |
0b912fc9 | 1129 | ds->mtu_enforcement_ingress = true; |
c54913c1 | 1130 | ds->assisted_learning_on_cpu_port = true; |
bdeced75 | 1131 | |
56051948 | 1132 | return 0; |
6b73b7c9 VO |
1133 | |
1134 | out_deinit_ports: | |
1135 | for (port = 0; port < ocelot->num_phys_ports; port++) { | |
1136 | if (dsa_is_unused_port(ds, port)) | |
1137 | continue; | |
1138 | ||
1139 | ocelot_deinit_port(ocelot, port); | |
1140 | } | |
1141 | ||
1142 | ocelot_deinit_timestamp(ocelot); | |
1143 | ocelot_deinit(ocelot); | |
1144 | ||
1145 | out_mdiobus_free: | |
1146 | if (felix->info->mdio_bus_free) | |
1147 | felix->info->mdio_bus_free(ocelot); | |
1148 | ||
1149 | return err; | |
56051948 VO |
1150 | } |
1151 | ||
1152 | static void felix_teardown(struct dsa_switch *ds) | |
1153 | { | |
1154 | struct ocelot *ocelot = ds->priv; | |
bdeced75 | 1155 | struct felix *felix = ocelot_to_felix(ocelot); |
e5fb512d | 1156 | int port; |
bdeced75 | 1157 | |
adb3dccf VO |
1158 | for (port = 0; port < ds->num_ports; port++) { |
1159 | if (!dsa_is_cpu_port(ds, port)) | |
1160 | continue; | |
1161 | ||
1162 | felix_del_tag_protocol(ds, port, felix->tag_proto); | |
1163 | } | |
1164 | ||
f59fd9ca | 1165 | ocelot_devlink_sb_unregister(ocelot); |
d19741b0 VO |
1166 | ocelot_deinit_timestamp(ocelot); |
1167 | ocelot_deinit(ocelot); | |
56051948 | 1168 | |
42b5adbb VO |
1169 | for (port = 0; port < ocelot->num_phys_ports; port++) { |
1170 | if (dsa_is_unused_port(ds, port)) | |
1171 | continue; | |
1172 | ||
e5fb512d | 1173 | ocelot_deinit_port(ocelot, port); |
42b5adbb | 1174 | } |
d19741b0 VO |
1175 | |
1176 | if (felix->info->mdio_bus_free) | |
1177 | felix->info->mdio_bus_free(ocelot); | |
56051948 VO |
1178 | } |
1179 | ||
c0bcf537 YL |
1180 | static int felix_hwtstamp_get(struct dsa_switch *ds, int port, |
1181 | struct ifreq *ifr) | |
1182 | { | |
1183 | struct ocelot *ocelot = ds->priv; | |
1184 | ||
1185 | return ocelot_hwstamp_get(ocelot, port, ifr); | |
1186 | } | |
1187 | ||
1188 | static int felix_hwtstamp_set(struct dsa_switch *ds, int port, | |
1189 | struct ifreq *ifr) | |
1190 | { | |
1191 | struct ocelot *ocelot = ds->priv; | |
1192 | ||
1193 | return ocelot_hwstamp_set(ocelot, port, ifr); | |
1194 | } | |
1195 | ||
0a6f17c6 VO |
1196 | static bool felix_check_xtr_pkt(struct ocelot *ocelot, unsigned int ptp_type) |
1197 | { | |
1198 | struct felix *felix = ocelot_to_felix(ocelot); | |
1199 | int err, grp = 0; | |
1200 | ||
1201 | if (felix->tag_proto != DSA_TAG_PROTO_OCELOT_8021Q) | |
1202 | return false; | |
1203 | ||
1204 | if (!felix->info->quirk_no_xtr_irq) | |
1205 | return false; | |
1206 | ||
1207 | if (ptp_type == PTP_CLASS_NONE) | |
1208 | return false; | |
1209 | ||
1210 | while (ocelot_read(ocelot, QS_XTR_DATA_PRESENT) & BIT(grp)) { | |
1211 | struct sk_buff *skb; | |
1212 | unsigned int type; | |
1213 | ||
1214 | err = ocelot_xtr_poll_frame(ocelot, grp, &skb); | |
1215 | if (err) | |
1216 | goto out; | |
1217 | ||
1218 | /* We trap to the CPU port module all PTP frames, but | |
1219 | * felix_rxtstamp() only gets called for event frames. | |
1220 | * So we need to avoid sending duplicate general | |
1221 | * message frames by running a second BPF classifier | |
1222 | * here and dropping those. | |
1223 | */ | |
1224 | __skb_push(skb, ETH_HLEN); | |
1225 | ||
1226 | type = ptp_classify_raw(skb); | |
1227 | ||
1228 | __skb_pull(skb, ETH_HLEN); | |
1229 | ||
1230 | if (type == PTP_CLASS_NONE) { | |
1231 | kfree_skb(skb); | |
1232 | continue; | |
1233 | } | |
1234 | ||
1235 | netif_rx(skb); | |
1236 | } | |
1237 | ||
1238 | out: | |
1239 | if (err < 0) | |
1240 | ocelot_drain_cpu_queue(ocelot, 0); | |
1241 | ||
1242 | return true; | |
1243 | } | |
1244 | ||
c0bcf537 YL |
1245 | static bool felix_rxtstamp(struct dsa_switch *ds, int port, |
1246 | struct sk_buff *skb, unsigned int type) | |
1247 | { | |
40d3f295 | 1248 | u8 *extraction = skb->data - ETH_HLEN - OCELOT_TAG_LEN; |
c0bcf537 YL |
1249 | struct skb_shared_hwtstamps *shhwtstamps; |
1250 | struct ocelot *ocelot = ds->priv; | |
c0bcf537 YL |
1251 | u32 tstamp_lo, tstamp_hi; |
1252 | struct timespec64 ts; | |
1253 | u64 tstamp, val; | |
1254 | ||
0a6f17c6 VO |
1255 | /* If the "no XTR IRQ" workaround is in use, tell DSA to defer this skb |
1256 | * for RX timestamping. Then free it, and poll for its copy through | |
1257 | * MMIO in the CPU port module, and inject that into the stack from | |
1258 | * ocelot_xtr_poll(). | |
1259 | */ | |
1260 | if (felix_check_xtr_pkt(ocelot, type)) { | |
1261 | kfree_skb(skb); | |
1262 | return true; | |
1263 | } | |
1264 | ||
c0bcf537 YL |
1265 | ocelot_ptp_gettime64(&ocelot->ptp_info, &ts); |
1266 | tstamp = ktime_set(ts.tv_sec, ts.tv_nsec); | |
1267 | ||
40d3f295 | 1268 | ocelot_xfh_get_rew_val(extraction, &val); |
c0bcf537 YL |
1269 | tstamp_lo = (u32)val; |
1270 | ||
1271 | tstamp_hi = tstamp >> 32; | |
1272 | if ((tstamp & 0xffffffff) < tstamp_lo) | |
1273 | tstamp_hi--; | |
1274 | ||
1275 | tstamp = ((u64)tstamp_hi << 32) | tstamp_lo; | |
1276 | ||
1277 | shhwtstamps = skb_hwtstamps(skb); | |
1278 | memset(shhwtstamps, 0, sizeof(struct skb_shared_hwtstamps)); | |
1279 | shhwtstamps->hwtstamp = tstamp; | |
1280 | return false; | |
1281 | } | |
1282 | ||
5c5416f5 YL |
1283 | static void felix_txtstamp(struct dsa_switch *ds, int port, |
1284 | struct sk_buff *skb) | |
c0bcf537 YL |
1285 | { |
1286 | struct ocelot *ocelot = ds->priv; | |
682eaad9 | 1287 | struct sk_buff *clone = NULL; |
c0bcf537 | 1288 | |
682eaad9 YL |
1289 | if (!ocelot->ptp) |
1290 | return; | |
5c5416f5 | 1291 | |
682eaad9 YL |
1292 | if (ocelot_port_txtstamp_request(ocelot, port, skb, &clone)) |
1293 | return; | |
1294 | ||
1295 | if (clone) | |
c4b364ce | 1296 | OCELOT_SKB_CB(skb)->clone = clone; |
c0bcf537 YL |
1297 | } |
1298 | ||
0b912fc9 VO |
1299 | static int felix_change_mtu(struct dsa_switch *ds, int port, int new_mtu) |
1300 | { | |
1301 | struct ocelot *ocelot = ds->priv; | |
1302 | ||
1303 | ocelot_port_set_maxlen(ocelot, port, new_mtu); | |
1304 | ||
1305 | return 0; | |
1306 | } | |
1307 | ||
1308 | static int felix_get_max_mtu(struct dsa_switch *ds, int port) | |
1309 | { | |
1310 | struct ocelot *ocelot = ds->priv; | |
1311 | ||
1312 | return ocelot_get_max_mtu(ocelot, port); | |
1313 | } | |
1314 | ||
07d985ee VO |
1315 | static int felix_cls_flower_add(struct dsa_switch *ds, int port, |
1316 | struct flow_cls_offload *cls, bool ingress) | |
1317 | { | |
1318 | struct ocelot *ocelot = ds->priv; | |
1319 | ||
1320 | return ocelot_cls_flower_replace(ocelot, port, cls, ingress); | |
1321 | } | |
1322 | ||
1323 | static int felix_cls_flower_del(struct dsa_switch *ds, int port, | |
1324 | struct flow_cls_offload *cls, bool ingress) | |
1325 | { | |
1326 | struct ocelot *ocelot = ds->priv; | |
1327 | ||
1328 | return ocelot_cls_flower_destroy(ocelot, port, cls, ingress); | |
1329 | } | |
1330 | ||
1331 | static int felix_cls_flower_stats(struct dsa_switch *ds, int port, | |
1332 | struct flow_cls_offload *cls, bool ingress) | |
1333 | { | |
1334 | struct ocelot *ocelot = ds->priv; | |
1335 | ||
1336 | return ocelot_cls_flower_stats(ocelot, port, cls, ingress); | |
1337 | } | |
1338 | ||
fc411eaa VO |
1339 | static int felix_port_policer_add(struct dsa_switch *ds, int port, |
1340 | struct dsa_mall_policer_tc_entry *policer) | |
1341 | { | |
1342 | struct ocelot *ocelot = ds->priv; | |
1343 | struct ocelot_policer pol = { | |
1344 | .rate = div_u64(policer->rate_bytes_per_sec, 1000) * 8, | |
5f035af7 | 1345 | .burst = policer->burst, |
fc411eaa VO |
1346 | }; |
1347 | ||
1348 | return ocelot_port_policer_add(ocelot, port, &pol); | |
1349 | } | |
1350 | ||
1351 | static void felix_port_policer_del(struct dsa_switch *ds, int port) | |
1352 | { | |
1353 | struct ocelot *ocelot = ds->priv; | |
1354 | ||
1355 | ocelot_port_policer_del(ocelot, port); | |
1356 | } | |
1357 | ||
de143c0e XY |
1358 | static int felix_port_setup_tc(struct dsa_switch *ds, int port, |
1359 | enum tc_setup_type type, | |
1360 | void *type_data) | |
1361 | { | |
1362 | struct ocelot *ocelot = ds->priv; | |
1363 | struct felix *felix = ocelot_to_felix(ocelot); | |
1364 | ||
1365 | if (felix->info->port_setup_tc) | |
1366 | return felix->info->port_setup_tc(ds, port, type, type_data); | |
1367 | else | |
1368 | return -EOPNOTSUPP; | |
1369 | } | |
1370 | ||
f59fd9ca VO |
1371 | static int felix_sb_pool_get(struct dsa_switch *ds, unsigned int sb_index, |
1372 | u16 pool_index, | |
1373 | struct devlink_sb_pool_info *pool_info) | |
1374 | { | |
1375 | struct ocelot *ocelot = ds->priv; | |
1376 | ||
1377 | return ocelot_sb_pool_get(ocelot, sb_index, pool_index, pool_info); | |
1378 | } | |
1379 | ||
1380 | static int felix_sb_pool_set(struct dsa_switch *ds, unsigned int sb_index, | |
1381 | u16 pool_index, u32 size, | |
1382 | enum devlink_sb_threshold_type threshold_type, | |
1383 | struct netlink_ext_ack *extack) | |
1384 | { | |
1385 | struct ocelot *ocelot = ds->priv; | |
1386 | ||
1387 | return ocelot_sb_pool_set(ocelot, sb_index, pool_index, size, | |
1388 | threshold_type, extack); | |
1389 | } | |
1390 | ||
1391 | static int felix_sb_port_pool_get(struct dsa_switch *ds, int port, | |
1392 | unsigned int sb_index, u16 pool_index, | |
1393 | u32 *p_threshold) | |
1394 | { | |
1395 | struct ocelot *ocelot = ds->priv; | |
1396 | ||
1397 | return ocelot_sb_port_pool_get(ocelot, port, sb_index, pool_index, | |
1398 | p_threshold); | |
1399 | } | |
1400 | ||
1401 | static int felix_sb_port_pool_set(struct dsa_switch *ds, int port, | |
1402 | unsigned int sb_index, u16 pool_index, | |
1403 | u32 threshold, struct netlink_ext_ack *extack) | |
1404 | { | |
1405 | struct ocelot *ocelot = ds->priv; | |
1406 | ||
1407 | return ocelot_sb_port_pool_set(ocelot, port, sb_index, pool_index, | |
1408 | threshold, extack); | |
1409 | } | |
1410 | ||
1411 | static int felix_sb_tc_pool_bind_get(struct dsa_switch *ds, int port, | |
1412 | unsigned int sb_index, u16 tc_index, | |
1413 | enum devlink_sb_pool_type pool_type, | |
1414 | u16 *p_pool_index, u32 *p_threshold) | |
1415 | { | |
1416 | struct ocelot *ocelot = ds->priv; | |
1417 | ||
1418 | return ocelot_sb_tc_pool_bind_get(ocelot, port, sb_index, tc_index, | |
1419 | pool_type, p_pool_index, | |
1420 | p_threshold); | |
1421 | } | |
1422 | ||
1423 | static int felix_sb_tc_pool_bind_set(struct dsa_switch *ds, int port, | |
1424 | unsigned int sb_index, u16 tc_index, | |
1425 | enum devlink_sb_pool_type pool_type, | |
1426 | u16 pool_index, u32 threshold, | |
1427 | struct netlink_ext_ack *extack) | |
1428 | { | |
1429 | struct ocelot *ocelot = ds->priv; | |
1430 | ||
1431 | return ocelot_sb_tc_pool_bind_set(ocelot, port, sb_index, tc_index, | |
1432 | pool_type, pool_index, threshold, | |
1433 | extack); | |
1434 | } | |
1435 | ||
1436 | static int felix_sb_occ_snapshot(struct dsa_switch *ds, | |
1437 | unsigned int sb_index) | |
1438 | { | |
1439 | struct ocelot *ocelot = ds->priv; | |
1440 | ||
1441 | return ocelot_sb_occ_snapshot(ocelot, sb_index); | |
1442 | } | |
1443 | ||
1444 | static int felix_sb_occ_max_clear(struct dsa_switch *ds, | |
1445 | unsigned int sb_index) | |
1446 | { | |
1447 | struct ocelot *ocelot = ds->priv; | |
1448 | ||
1449 | return ocelot_sb_occ_max_clear(ocelot, sb_index); | |
1450 | } | |
1451 | ||
1452 | static int felix_sb_occ_port_pool_get(struct dsa_switch *ds, int port, | |
1453 | unsigned int sb_index, u16 pool_index, | |
1454 | u32 *p_cur, u32 *p_max) | |
1455 | { | |
1456 | struct ocelot *ocelot = ds->priv; | |
1457 | ||
1458 | return ocelot_sb_occ_port_pool_get(ocelot, port, sb_index, pool_index, | |
1459 | p_cur, p_max); | |
1460 | } | |
1461 | ||
1462 | static int felix_sb_occ_tc_port_bind_get(struct dsa_switch *ds, int port, | |
1463 | unsigned int sb_index, u16 tc_index, | |
1464 | enum devlink_sb_pool_type pool_type, | |
1465 | u32 *p_cur, u32 *p_max) | |
1466 | { | |
1467 | struct ocelot *ocelot = ds->priv; | |
1468 | ||
1469 | return ocelot_sb_occ_tc_port_bind_get(ocelot, port, sb_index, tc_index, | |
1470 | pool_type, p_cur, p_max); | |
1471 | } | |
1472 | ||
a026c50b HV |
1473 | static int felix_mrp_add(struct dsa_switch *ds, int port, |
1474 | const struct switchdev_obj_mrp *mrp) | |
1475 | { | |
1476 | struct ocelot *ocelot = ds->priv; | |
1477 | ||
1478 | return ocelot_mrp_add(ocelot, port, mrp); | |
1479 | } | |
1480 | ||
1481 | static int felix_mrp_del(struct dsa_switch *ds, int port, | |
1482 | const struct switchdev_obj_mrp *mrp) | |
1483 | { | |
1484 | struct ocelot *ocelot = ds->priv; | |
1485 | ||
1486 | return ocelot_mrp_add(ocelot, port, mrp); | |
1487 | } | |
1488 | ||
1489 | static int | |
1490 | felix_mrp_add_ring_role(struct dsa_switch *ds, int port, | |
1491 | const struct switchdev_obj_ring_role_mrp *mrp) | |
1492 | { | |
1493 | struct ocelot *ocelot = ds->priv; | |
1494 | ||
1495 | return ocelot_mrp_add_ring_role(ocelot, port, mrp); | |
1496 | } | |
1497 | ||
1498 | static int | |
1499 | felix_mrp_del_ring_role(struct dsa_switch *ds, int port, | |
1500 | const struct switchdev_obj_ring_role_mrp *mrp) | |
1501 | { | |
1502 | struct ocelot *ocelot = ds->priv; | |
1503 | ||
1504 | return ocelot_mrp_del_ring_role(ocelot, port, mrp); | |
1505 | } | |
1506 | ||
375e1314 | 1507 | const struct dsa_switch_ops felix_switch_ops = { |
a7096915 | 1508 | .get_tag_protocol = felix_get_tag_protocol, |
adb3dccf | 1509 | .change_tag_protocol = felix_change_tag_protocol, |
a7096915 VO |
1510 | .setup = felix_setup, |
1511 | .teardown = felix_teardown, | |
1512 | .set_ageing_time = felix_set_ageing_time, | |
1513 | .get_strings = felix_get_strings, | |
1514 | .get_ethtool_stats = felix_get_ethtool_stats, | |
1515 | .get_sset_count = felix_get_sset_count, | |
1516 | .get_ts_info = felix_get_ts_info, | |
1517 | .phylink_validate = felix_phylink_validate, | |
1518 | .phylink_mac_config = felix_phylink_mac_config, | |
1519 | .phylink_mac_link_down = felix_phylink_mac_link_down, | |
1520 | .phylink_mac_link_up = felix_phylink_mac_link_up, | |
a7096915 VO |
1521 | .port_fdb_dump = felix_fdb_dump, |
1522 | .port_fdb_add = felix_fdb_add, | |
1523 | .port_fdb_del = felix_fdb_del, | |
1524 | .port_mdb_add = felix_mdb_add, | |
1525 | .port_mdb_del = felix_mdb_del, | |
421741ea VO |
1526 | .port_pre_bridge_flags = felix_pre_bridge_flags, |
1527 | .port_bridge_flags = felix_bridge_flags, | |
a7096915 VO |
1528 | .port_bridge_join = felix_bridge_join, |
1529 | .port_bridge_leave = felix_bridge_leave, | |
8fe6832e VO |
1530 | .port_lag_join = felix_lag_join, |
1531 | .port_lag_leave = felix_lag_leave, | |
1532 | .port_lag_change = felix_lag_change, | |
a7096915 VO |
1533 | .port_stp_state_set = felix_bridge_stp_state_set, |
1534 | .port_vlan_filtering = felix_vlan_filtering, | |
1535 | .port_vlan_add = felix_vlan_add, | |
1536 | .port_vlan_del = felix_vlan_del, | |
1537 | .port_hwtstamp_get = felix_hwtstamp_get, | |
1538 | .port_hwtstamp_set = felix_hwtstamp_set, | |
1539 | .port_rxtstamp = felix_rxtstamp, | |
1540 | .port_txtstamp = felix_txtstamp, | |
1541 | .port_change_mtu = felix_change_mtu, | |
1542 | .port_max_mtu = felix_get_max_mtu, | |
1543 | .port_policer_add = felix_port_policer_add, | |
1544 | .port_policer_del = felix_port_policer_del, | |
1545 | .cls_flower_add = felix_cls_flower_add, | |
1546 | .cls_flower_del = felix_cls_flower_del, | |
1547 | .cls_flower_stats = felix_cls_flower_stats, | |
1548 | .port_setup_tc = felix_port_setup_tc, | |
f59fd9ca VO |
1549 | .devlink_sb_pool_get = felix_sb_pool_get, |
1550 | .devlink_sb_pool_set = felix_sb_pool_set, | |
1551 | .devlink_sb_port_pool_get = felix_sb_port_pool_get, | |
1552 | .devlink_sb_port_pool_set = felix_sb_port_pool_set, | |
1553 | .devlink_sb_tc_pool_bind_get = felix_sb_tc_pool_bind_get, | |
1554 | .devlink_sb_tc_pool_bind_set = felix_sb_tc_pool_bind_set, | |
1555 | .devlink_sb_occ_snapshot = felix_sb_occ_snapshot, | |
1556 | .devlink_sb_occ_max_clear = felix_sb_occ_max_clear, | |
1557 | .devlink_sb_occ_port_pool_get = felix_sb_occ_port_pool_get, | |
1558 | .devlink_sb_occ_tc_port_bind_get= felix_sb_occ_tc_port_bind_get, | |
a026c50b HV |
1559 | .port_mrp_add = felix_mrp_add, |
1560 | .port_mrp_del = felix_mrp_del, | |
1561 | .port_mrp_add_ring_role = felix_mrp_add_ring_role, | |
1562 | .port_mrp_del_ring_role = felix_mrp_del_ring_role, | |
5da11eb4 VO |
1563 | .tag_8021q_vlan_add = felix_tag_8021q_vlan_add, |
1564 | .tag_8021q_vlan_del = felix_tag_8021q_vlan_del, | |
56051948 | 1565 | }; |
319e4dd1 VO |
1566 | |
1567 | struct net_device *felix_port_to_netdev(struct ocelot *ocelot, int port) | |
1568 | { | |
1569 | struct felix *felix = ocelot_to_felix(ocelot); | |
1570 | struct dsa_switch *ds = felix->ds; | |
1571 | ||
1572 | if (!dsa_is_user_port(ds, port)) | |
1573 | return NULL; | |
1574 | ||
1575 | return dsa_to_port(ds, port)->slave; | |
1576 | } | |
1577 | ||
1578 | int felix_netdev_to_port(struct net_device *dev) | |
1579 | { | |
1580 | struct dsa_port *dp; | |
1581 | ||
1582 | dp = dsa_port_from_netdev(dev); | |
1583 | if (IS_ERR(dp)) | |
1584 | return -EINVAL; | |
1585 | ||
1586 | return dp->index; | |
1587 | } |