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[mirror_ubuntu-jammy-kernel.git] / drivers / net / ethernet / qlogic / qlcnic / qlcnic_sriov_pf.c
CommitLineData
02feda17
RB		 1/*
2 * QLogic qlcnic NIC Driver
3 * Copyright (c) 2009-2013 QLogic Corporation
4 *
5 * See LICENSE.qlcnic for copyright and licensing details.
6 */
7
8#include "qlcnic_sriov.h"
9#include "qlcnic.h"
10#include <linux/types.h>
11
12#define QLCNIC_SRIOV_VF_MAX_MAC 1
4000e7a7
RB		 13#define QLC_VF_MIN_TX_RATE 100
14#define QLC_VF_MAX_TX_RATE 9999
02feda17
RB		 15
16static int qlcnic_sriov_pf_get_vport_handle(struct qlcnic_adapter *, u8);
17
f197a7aa
RB		 18struct qlcnic_sriov_cmd_handler {
19 int (*fn) (struct qlcnic_bc_trans *, struct qlcnic_cmd_args *);
20};
21
7cb03b23
RB		 22struct qlcnic_sriov_fw_cmd_handler {
23 u32 cmd;
24 int (*fn) (struct qlcnic_bc_trans *, struct qlcnic_cmd_args *);
25};
26
02feda17
RB		 27static int qlcnic_sriov_pf_set_vport_info(struct qlcnic_adapter *adapter,
28 struct qlcnic_info *npar_info,
29 u16 vport_id)
30{
31 struct qlcnic_cmd_args cmd;
32 int err;
33
34 if (qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_SET_NIC_INFO))
35 return -ENOMEM;
36
37 cmd.req.arg[1] = (vport_id << 16) | 0x1;
38 cmd.req.arg[2] = npar_info->bit_offsets;
39 cmd.req.arg[2] |= npar_info->min_tx_bw << 16;
40 cmd.req.arg[3] = npar_info->max_tx_bw | (npar_info->max_tx_ques << 16);
41 cmd.req.arg[4] = npar_info->max_tx_mac_filters;
42 cmd.req.arg[4] |= npar_info->max_rx_mcast_mac_filters << 16;
43 cmd.req.arg[5] = npar_info->max_rx_ucast_mac_filters |
44 (npar_info->max_rx_ip_addr << 16);
45 cmd.req.arg[6] = npar_info->max_rx_lro_flow |
46 (npar_info->max_rx_status_rings << 16);
47 cmd.req.arg[7] = npar_info->max_rx_buf_rings |
48 (npar_info->max_rx_ques << 16);
49 cmd.req.arg[8] = npar_info->max_tx_vlan_keys;
50 cmd.req.arg[8] |= npar_info->max_local_ipv6_addrs << 16;
51 cmd.req.arg[9] = npar_info->max_remote_ipv6_addrs;
52
53 err = qlcnic_issue_cmd(adapter, &cmd);
54 if (err)
55 dev_err(&adapter->pdev->dev,
56 "Failed to set vport info, err=%d\n", err);
57
58 qlcnic_free_mbx_args(&cmd);
59 return err;
60}
61
62static int qlcnic_sriov_pf_cal_res_limit(struct qlcnic_adapter *adapter,
63 struct qlcnic_info *info, u16 func)
64{
65 struct qlcnic_sriov *sriov = adapter->ahw->sriov;
66 struct qlcnic_resources *res = &sriov->ff_max;
02feda17 67 u32 temp, num_vf_macs, num_vfs, max;
4000e7a7
RB		 68 int ret = -EIO, vpid, id;
69 struct qlcnic_vport *vp;
02feda17
RB		 70
71 vpid = qlcnic_sriov_pf_get_vport_handle(adapter, func);
72 if (vpid < 0)
73 return -EINVAL;
74
75 num_vfs = sriov->num_vfs;
76 max = num_vfs + 1;
77 info->bit_offsets = 0xffff;
02feda17
RB		 78 info->max_tx_ques = res->num_tx_queues / max;
79 info->max_rx_mcast_mac_filters = res->num_rx_mcast_mac_filters;
80 num_vf_macs = QLCNIC_SRIOV_VF_MAX_MAC;
81
82 if (adapter->ahw->pci_func == func) {
83 temp = res->num_rx_mcast_mac_filters - (num_vfs * num_vf_macs);
84 info->max_rx_ucast_mac_filters = temp;
85 temp = res->num_tx_mac_filters - (num_vfs * num_vf_macs);
86 info->max_tx_mac_filters = temp;
4000e7a7
RB		 87 info->min_tx_bw = 0;
88 info->max_tx_bw = MAX_BW;
02feda17 89 } else {
4000e7a7
RB		 90 id = qlcnic_sriov_func_to_index(adapter, func);
91 if (id < 0)
92 return id;
93 vp = sriov->vf_info[id].vp;
94 info->min_tx_bw = vp->min_tx_bw;
95 info->max_tx_bw = vp->max_tx_bw;
02feda17
RB		 96 info->max_rx_ucast_mac_filters = num_vf_macs;
97 info->max_tx_mac_filters = num_vf_macs;
98 }
99
100 info->max_rx_ip_addr = res->num_destip / max;
101 info->max_rx_status_rings = res->num_rx_status_rings / max;
102 info->max_rx_buf_rings = res->num_rx_buf_rings / max;
103 info->max_rx_ques = res->num_rx_queues / max;
104 info->max_rx_lro_flow = res->num_lro_flows_supported / max;
105 info->max_tx_vlan_keys = res->num_txvlan_keys;
106 info->max_local_ipv6_addrs = res->max_local_ipv6_addrs;
107 info->max_remote_ipv6_addrs = res->max_remote_ipv6_addrs;
108
109 ret = qlcnic_sriov_pf_set_vport_info(adapter, info, vpid);
110 if (ret)
111 return ret;
112
113 return 0;
114}
115
116static void qlcnic_sriov_pf_set_ff_max_res(struct qlcnic_adapter *adapter,
117 struct qlcnic_info *info)
118{
119 struct qlcnic_resources *ff_max = &adapter->ahw->sriov->ff_max;
120
121 ff_max->num_tx_mac_filters = info->max_tx_mac_filters;
122 ff_max->num_rx_ucast_mac_filters = info->max_rx_ucast_mac_filters;
123 ff_max->num_rx_mcast_mac_filters = info->max_rx_mcast_mac_filters;
124 ff_max->num_txvlan_keys = info->max_tx_vlan_keys;
125 ff_max->num_rx_queues = info->max_rx_ques;
126 ff_max->num_tx_queues = info->max_tx_ques;
127 ff_max->num_lro_flows_supported = info->max_rx_lro_flow;
128 ff_max->num_destip = info->max_rx_ip_addr;
129 ff_max->num_rx_buf_rings = info->max_rx_buf_rings;
130 ff_max->num_rx_status_rings = info->max_rx_status_rings;
131 ff_max->max_remote_ipv6_addrs = info->max_remote_ipv6_addrs;
132 ff_max->max_local_ipv6_addrs = info->max_local_ipv6_addrs;
133}
134
135static int qlcnic_sriov_get_pf_info(struct qlcnic_adapter *adapter,
136 struct qlcnic_info *npar_info)
137{
138 int err;
139 struct qlcnic_cmd_args cmd;
140
141 if (qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_NIC_INFO))
142 return -ENOMEM;
143
144 cmd.req.arg[1] = 0x2;
145 err = qlcnic_issue_cmd(adapter, &cmd);
146 if (err) {
147 dev_err(&adapter->pdev->dev,
148 "Failed to get PF info, err=%d\n", err);
149 goto out;
150 }
151
152 npar_info->total_pf = cmd.rsp.arg[2] & 0xff;
153 npar_info->total_rss_engines = (cmd.rsp.arg[2] >> 8) & 0xff;
154 npar_info->max_vports = MSW(cmd.rsp.arg[2]);
155 npar_info->max_tx_ques = LSW(cmd.rsp.arg[3]);
156 npar_info->max_tx_mac_filters = MSW(cmd.rsp.arg[3]);
157 npar_info->max_rx_mcast_mac_filters = LSW(cmd.rsp.arg[4]);
158 npar_info->max_rx_ucast_mac_filters = MSW(cmd.rsp.arg[4]);
159 npar_info->max_rx_ip_addr = LSW(cmd.rsp.arg[5]);
160 npar_info->max_rx_lro_flow = MSW(cmd.rsp.arg[5]);
161 npar_info->max_rx_status_rings = LSW(cmd.rsp.arg[6]);
162 npar_info->max_rx_buf_rings = MSW(cmd.rsp.arg[6]);
163 npar_info->max_rx_ques = LSW(cmd.rsp.arg[7]);
164 npar_info->max_tx_vlan_keys = MSW(cmd.rsp.arg[7]);
165 npar_info->max_local_ipv6_addrs = LSW(cmd.rsp.arg[8]);
166 npar_info->max_remote_ipv6_addrs = MSW(cmd.rsp.arg[8]);
167
0c453de6 168 qlcnic_sriov_pf_set_ff_max_res(adapter, npar_info);
02feda17
RB		 169 dev_info(&adapter->pdev->dev,
170 "\n\ttotal_pf: %d,\n"
171 "\n\ttotal_rss_engines: %d max_vports: %d max_tx_ques %d,\n"
172 "\tmax_tx_mac_filters: %d max_rx_mcast_mac_filters: %d,\n"
173 "\tmax_rx_ucast_mac_filters: 0x%x, max_rx_ip_addr: %d,\n"
174 "\tmax_rx_lro_flow: %d max_rx_status_rings: %d,\n"
175 "\tmax_rx_buf_rings: %d, max_rx_ques: %d, max_tx_vlan_keys %d\n"
176 "\tmax_local_ipv6_addrs: %d, max_remote_ipv6_addrs: %d\n",
177 npar_info->total_pf, npar_info->total_rss_engines,
178 npar_info->max_vports, npar_info->max_tx_ques,
179 npar_info->max_tx_mac_filters,
180 npar_info->max_rx_mcast_mac_filters,
181 npar_info->max_rx_ucast_mac_filters, npar_info->max_rx_ip_addr,
182 npar_info->max_rx_lro_flow, npar_info->max_rx_status_rings,
183 npar_info->max_rx_buf_rings, npar_info->max_rx_ques,
184 npar_info->max_tx_vlan_keys, npar_info->max_local_ipv6_addrs,
185 npar_info->max_remote_ipv6_addrs);
186
187out:
188 qlcnic_free_mbx_args(&cmd);
189 return err;
190}
191
192static void qlcnic_sriov_pf_reset_vport_handle(struct qlcnic_adapter *adapter,
193 u8 func)
194{
195 struct qlcnic_sriov *sriov = adapter->ahw->sriov;
f197a7aa
RB		 196 struct qlcnic_vport *vp;
197 int index;
02feda17 198
f197a7aa 199 if (adapter->ahw->pci_func == func) {
02feda17 200 sriov->vp_handle = 0;
f197a7aa
RB		 201 } else {
202 index = qlcnic_sriov_func_to_index(adapter, func);
203 if (index < 0)
204 return;
205 vp = sriov->vf_info[index].vp;
206 vp->handle = 0;
207 }
02feda17
RB		 208}
209
210static void qlcnic_sriov_pf_set_vport_handle(struct qlcnic_adapter *adapter,
211 u16 vport_handle, u8 func)
212{
213 struct qlcnic_sriov *sriov = adapter->ahw->sriov;
f197a7aa
RB		 214 struct qlcnic_vport *vp;
215 int index;
02feda17 216
f197a7aa 217 if (adapter->ahw->pci_func == func) {
02feda17 218 sriov->vp_handle = vport_handle;
f197a7aa
RB		 219 } else {
220 index = qlcnic_sriov_func_to_index(adapter, func);
221 if (index < 0)
222 return;
223 vp = sriov->vf_info[index].vp;
224 vp->handle = vport_handle;
225 }
02feda17
RB		 226}
227
228static int qlcnic_sriov_pf_get_vport_handle(struct qlcnic_adapter *adapter,
229 u8 func)
230{
231 struct qlcnic_sriov *sriov = adapter->ahw->sriov;
f197a7aa
RB		 232 struct qlcnic_vf_info *vf_info;
233 int index;
02feda17 234
f197a7aa 235 if (adapter->ahw->pci_func == func) {
02feda17 236 return sriov->vp_handle;
f197a7aa
RB		 237 } else {
238 index = qlcnic_sriov_func_to_index(adapter, func);
239 if (index >= 0) {
240 vf_info = &sriov->vf_info[index];
241 return vf_info->vp->handle;
242 }
243 }
02feda17
RB		 244
245 return -EINVAL;
246}
247
248static int qlcnic_sriov_pf_config_vport(struct qlcnic_adapter *adapter,
249 u8 flag, u16 func)
250{
251 struct qlcnic_cmd_args cmd;
252 int ret;
253 int vpid;
254
255 if (qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIG_VPORT))
256 return -ENOMEM;
257
258 if (flag) {
259 cmd.req.arg[3] = func << 8;
260 } else {
261 vpid = qlcnic_sriov_pf_get_vport_handle(adapter, func);
262 if (vpid < 0) {
263 ret = -EINVAL;
264 goto out;
265 }
266 cmd.req.arg[3] = ((vpid & 0xffff) << 8) | 1;
267 }
268
269 ret = qlcnic_issue_cmd(adapter, &cmd);
270 if (ret) {
271 dev_err(&adapter->pdev->dev,
272 "Failed %s vport, err %d for func 0x%x\n",
273 (flag ? "enable" : "disable"), ret, func);
274 goto out;
275 }
276
277 if (flag) {
278 vpid = cmd.rsp.arg[2] & 0xffff;
279 qlcnic_sriov_pf_set_vport_handle(adapter, vpid, func);
280 } else {
281 qlcnic_sriov_pf_reset_vport_handle(adapter, func);
282 }
283
284out:
285 qlcnic_free_mbx_args(&cmd);
286 return ret;
287}
288
91b7282b
RB		 289static int qlcnic_sriov_pf_cfg_vlan_filtering(struct qlcnic_adapter *adapter,
290 u8 enable)
291{
292 struct qlcnic_cmd_args cmd;
293 int err;
294
295 err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_SET_NIC_INFO);
296 if (err)
297 return err;
298
299 cmd.req.arg[1] = 0x4;
300 if (enable)
301 cmd.req.arg[1] |= BIT_16;
302
303 err = qlcnic_issue_cmd(adapter, &cmd);
304 if (err)
305 dev_err(&adapter->pdev->dev,
306 "Failed to configure VLAN filtering, err=%d\n", err);
307
308 qlcnic_free_mbx_args(&cmd);
309 return err;
310}
311
02feda17
RB		 312static int qlcnic_sriov_pf_cfg_eswitch(struct qlcnic_adapter *adapter,
313 u8 func, u8 enable)
314{
315 struct qlcnic_cmd_args cmd;
316 int err = -EIO;
317
318 if (qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_TOGGLE_ESWITCH))
319 return -ENOMEM;
320
321 cmd.req.arg[0] |= (3 << 29);
322 cmd.req.arg[1] = ((func & 0xf) << 2) | BIT_6 | BIT_1;
323 if (enable)
324 cmd.req.arg[1] |= BIT_0;
325
326 err = qlcnic_issue_cmd(adapter, &cmd);
327
328 if (err != QLCNIC_RCODE_SUCCESS) {
329 dev_err(&adapter->pdev->dev,
330 "Failed to enable sriov eswitch%d\n", err);
331 err = -EIO;
332 }
333
334 qlcnic_free_mbx_args(&cmd);
335 return err;
336}
337
97d8105c
RB		 338static void qlcnic_sriov_pf_del_flr_queue(struct qlcnic_adapter *adapter)
339{
340 struct qlcnic_sriov *sriov = adapter->ahw->sriov;
341 struct qlcnic_back_channel *bc = &sriov->bc;
342 int i;
343
344 for (i = 0; i < sriov->num_vfs; i++)
345 cancel_work_sync(&sriov->vf_info[i].flr_work);
346
347 destroy_workqueue(bc->bc_flr_wq);
348}
349
350static int qlcnic_sriov_pf_create_flr_queue(struct qlcnic_adapter *adapter)
351{
352 struct qlcnic_back_channel *bc = &adapter->ahw->sriov->bc;
353 struct workqueue_struct *wq;
354
355 wq = create_singlethread_workqueue("qlcnic-flr");
356 if (wq == NULL) {
357 dev_err(&adapter->pdev->dev, "Cannot create FLR workqueue\n");
358 return -ENOMEM;
359 }
360
361 bc->bc_flr_wq = wq;
362 return 0;
363}
364
02feda17
RB		 365void qlcnic_sriov_pf_cleanup(struct qlcnic_adapter *adapter)
366{
367 u8 func = adapter->ahw->pci_func;
368
369 if (!qlcnic_sriov_enable_check(adapter))
370 return;
371
97d8105c 372 qlcnic_sriov_pf_del_flr_queue(adapter);
f197a7aa 373 qlcnic_sriov_cfg_bc_intr(adapter, 0);
02feda17
RB		 374 qlcnic_sriov_pf_config_vport(adapter, 0, func);
375 qlcnic_sriov_pf_cfg_eswitch(adapter, func, 0);
91b7282b 376 qlcnic_sriov_pf_cfg_vlan_filtering(adapter, 0);
02feda17
RB		 377 __qlcnic_sriov_cleanup(adapter);
378 adapter->ahw->op_mode = QLCNIC_MGMT_FUNC;
379 clear_bit(__QLCNIC_SRIOV_ENABLE, &adapter->state);
380}
381
382void qlcnic_sriov_pf_disable(struct qlcnic_adapter *adapter)
383{
384 if (!qlcnic_sriov_pf_check(adapter))
385 return;
386
387 if (!qlcnic_sriov_enable_check(adapter))
388 return;
389
390 pci_disable_sriov(adapter->pdev);
391 netdev_info(adapter->netdev,
392 "SR-IOV is disabled successfully on port %d\n",
393 adapter->portnum);
394}
395
396static int qlcnic_pci_sriov_disable(struct qlcnic_adapter *adapter)
397{
398 struct net_device *netdev = adapter->netdev;
399
400 if (netif_running(netdev))
401 __qlcnic_down(adapter, netdev);
402
403 qlcnic_sriov_pf_disable(adapter);
404
405 qlcnic_sriov_pf_cleanup(adapter);
406
407 /* After disabling SRIOV re-init the driver in default mode
408 configure opmode based on op_mode of function
409 */
410 if (qlcnic_83xx_configure_opmode(adapter))
411 return -EIO;
412
413 if (netif_running(netdev))
414 __qlcnic_up(adapter, netdev);
415
416 return 0;
417}
418
419static int qlcnic_sriov_pf_init(struct qlcnic_adapter *adapter)
420{
421 struct qlcnic_hardware_context *ahw = adapter->ahw;
422 struct qlcnic_info nic_info, pf_info, vp_info;
423 int err;
424 u8 func = ahw->pci_func;
425
426 if (!qlcnic_sriov_enable_check(adapter))
427 return 0;
428
91b7282b 429 err = qlcnic_sriov_pf_cfg_vlan_filtering(adapter, 1);
02feda17 430 if (err)
97d8105c 431 return err;
02feda17 432
91b7282b
RB		 433 err = qlcnic_sriov_pf_cfg_eswitch(adapter, func, 1);
434 if (err)
435 goto disable_vlan_filtering;
436
02feda17
RB		 437 err = qlcnic_sriov_pf_config_vport(adapter, 1, func);
438 if (err)
439 goto disable_eswitch;
440
441 err = qlcnic_sriov_get_pf_info(adapter, &pf_info);
442 if (err)
443 goto delete_vport;
444
02feda17
RB		 445 err = qlcnic_get_nic_info(adapter, &nic_info, func);
446 if (err)
447 goto delete_vport;
448
449 err = qlcnic_sriov_pf_cal_res_limit(adapter, &vp_info, func);
450 if (err)
451 goto delete_vport;
452
f197a7aa
RB		 453 err = qlcnic_sriov_cfg_bc_intr(adapter, 1);
454 if (err)
455 goto delete_vport;
456
02feda17
RB		 457 ahw->physical_port = (u8) nic_info.phys_port;
458 ahw->switch_mode = nic_info.switch_mode;
459 ahw->max_mtu = nic_info.max_mtu;
460 ahw->capabilities = nic_info.capabilities;
461 ahw->nic_mode = QLC_83XX_SRIOV_MODE;
462 return err;
463
464delete_vport:
465 qlcnic_sriov_pf_config_vport(adapter, 0, func);
466
467disable_eswitch:
468 qlcnic_sriov_pf_cfg_eswitch(adapter, func, 0);
469
91b7282b
RB		 470disable_vlan_filtering:
471 qlcnic_sriov_pf_cfg_vlan_filtering(adapter, 0);
472
02feda17
RB		 473 return err;
474}
475
476static int qlcnic_sriov_pf_enable(struct qlcnic_adapter *adapter, int num_vfs)
477{
478 int err;
479
480 if (!qlcnic_sriov_enable_check(adapter))
481 return 0;
482
483 err = pci_enable_sriov(adapter->pdev, num_vfs);
484 if (err)
485 qlcnic_sriov_pf_cleanup(adapter);
486
487 return err;
488}
489
490static int __qlcnic_pci_sriov_enable(struct qlcnic_adapter *adapter,
491 int num_vfs)
492{
493 int err = 0;
494
495 set_bit(__QLCNIC_SRIOV_ENABLE, &adapter->state);
496 adapter->ahw->op_mode = QLCNIC_SRIOV_PF_FUNC;
497
97d8105c
RB		 498 err = qlcnic_sriov_init(adapter, num_vfs);
499 if (err)
500 goto clear_op_mode;
02feda17 501
97d8105c
RB		 502 err = qlcnic_sriov_pf_create_flr_queue(adapter);
503 if (err)
504 goto sriov_cleanup;
505
506 err = qlcnic_sriov_pf_init(adapter);
507 if (err)
508 goto del_flr_queue;
02feda17
RB		 509
510 err = qlcnic_sriov_pf_enable(adapter, num_vfs);
511 return err;
97d8105c
RB		 512
513del_flr_queue:
514 qlcnic_sriov_pf_del_flr_queue(adapter);
515
516sriov_cleanup:
517 __qlcnic_sriov_cleanup(adapter);
518
519clear_op_mode:
520 clear_bit(__QLCNIC_SRIOV_ENABLE, &adapter->state);
521 adapter->ahw->op_mode = QLCNIC_MGMT_FUNC;
522 return err;
02feda17
RB		 523}
524
525static int qlcnic_pci_sriov_enable(struct qlcnic_adapter *adapter, int num_vfs)
526{
527 struct net_device *netdev = adapter->netdev;
528 int err;
529
530 if (!(adapter->flags & QLCNIC_MSIX_ENABLED)) {
531 netdev_err(netdev,
532 "SR-IOV cannot be enabled, when legacy interrupts are enabled\n");
533 return -EIO;
534 }
535
536 if (netif_running(netdev))
537 __qlcnic_down(adapter, netdev);
538
539 err = __qlcnic_pci_sriov_enable(adapter, num_vfs);
540 if (err) {
541 netdev_info(netdev, "Failed to enable SR-IOV on port %d\n",
542 adapter->portnum);
543
97d8105c 544 err = -EIO;
02feda17
RB		 545 if (qlcnic_83xx_configure_opmode(adapter))
546 goto error;
547 } else {
97d8105c 548 netdev_info(netdev,
02feda17
RB		 549 "SR-IOV is enabled successfully on port %d\n",
550 adapter->portnum);
97d8105c
RB		 551 /* Return number of vfs enabled */
552 err = num_vfs;
02feda17
RB		 553 }
554 if (netif_running(netdev))
555 __qlcnic_up(adapter, netdev);
556
557error:
558 return err;
559}
560
561int qlcnic_pci_sriov_configure(struct pci_dev *dev, int num_vfs)
562{
563 struct qlcnic_adapter *adapter = pci_get_drvdata(dev);
564 int err;
565
566 if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
567 return -EBUSY;
568
569 if (num_vfs == 0)
570 err = qlcnic_pci_sriov_disable(adapter);
571 else
572 err = qlcnic_pci_sriov_enable(adapter, num_vfs);
573
574 clear_bit(__QLCNIC_RESETTING, &adapter->state);
575 return err;
576}
f197a7aa 577
91b7282b
RB		 578static int qlcnic_sriov_set_vf_acl(struct qlcnic_adapter *adapter, u8 func)
579{
580 struct qlcnic_cmd_args cmd;
581 struct qlcnic_vport *vp;
582 int err, id;
583
584 id = qlcnic_sriov_func_to_index(adapter, func);
585 if (id < 0)
586 return id;
587
588 vp = adapter->ahw->sriov->vf_info[id].vp;
589 err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_SET_NIC_INFO);
590 if (err)
591 return err;
592
593 cmd.req.arg[1] = 0x3 | func << 16;
594 if (vp->vlan_mode == QLC_PVID_MODE) {
595 cmd.req.arg[2] |= BIT_6;
596 cmd.req.arg[3] |= vp->vlan << 8;
597 }
598
599 err = qlcnic_issue_cmd(adapter, &cmd);
600 if (err)
601 dev_err(&adapter->pdev->dev, "Failed to set ACL, err=%d\n",
602 err);
603
604 qlcnic_free_mbx_args(&cmd);
605 return err;
606}
607
f197a7aa
RB		 608static int qlcnic_sriov_set_vf_vport_info(struct qlcnic_adapter *adapter,
609 u16 func)
610{
611 struct qlcnic_info defvp_info;
612 int err;
613
614 err = qlcnic_sriov_pf_cal_res_limit(adapter, &defvp_info, func);
615 if (err)
616 return -EIO;
617
91b7282b
RB		 618 err = qlcnic_sriov_set_vf_acl(adapter, func);
619 if (err)
620 return err;
621
f197a7aa
RB		 622 return 0;
623}
624
625static int qlcnic_sriov_pf_channel_cfg_cmd(struct qlcnic_bc_trans *trans,
626 struct qlcnic_cmd_args *cmd)
627{
628 struct qlcnic_vf_info *vf = trans->vf;
629 struct qlcnic_adapter *adapter = vf->adapter;
630 int err;
631 u16 func = vf->pci_func;
632
633 cmd->rsp.arg[0] = trans->req_hdr->cmd_op;
634 cmd->rsp.arg[0] |= (1 << 16);
635
636 if (trans->req_hdr->cmd_op == QLCNIC_BC_CMD_CHANNEL_INIT) {
637 err = qlcnic_sriov_pf_config_vport(adapter, 1, func);
638 if (!err) {
639 err = qlcnic_sriov_set_vf_vport_info(adapter, func);
640 if (err)
641 qlcnic_sriov_pf_config_vport(adapter, 0, func);
642 }
643 } else {
644 err = qlcnic_sriov_pf_config_vport(adapter, 0, func);
645 }
646
647 if (err)
648 goto err_out;
649
650 cmd->rsp.arg[0] |= (1 << 25);
651
652 if (trans->req_hdr->cmd_op == QLCNIC_BC_CMD_CHANNEL_INIT)
653 set_bit(QLC_BC_VF_STATE, &vf->state);
654 else
655 clear_bit(QLC_BC_VF_STATE, &vf->state);
656
657 return err;
658
659err_out:
660 cmd->rsp.arg[0] |= (2 << 25);
661 return err;
662}
663
7cb03b23
RB		 664static int qlcnic_sriov_cfg_vf_def_mac(struct qlcnic_adapter *adapter,
665 struct qlcnic_vport *vp,
f80bc8fe 666 u16 func, u16 vlan, u8 op)
7cb03b23
RB		 667{
668 struct qlcnic_cmd_args cmd;
669 struct qlcnic_macvlan_mbx mv;
670 u8 *addr;
671 int err;
672 u32 *buf;
673 int vpid;
674
675 if (qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIG_MAC_VLAN))
676 return -ENOMEM;
677
678 vpid = qlcnic_sriov_pf_get_vport_handle(adapter, func);
679 if (vpid < 0) {
680 err = -EINVAL;
681 goto out;
682 }
683
684 if (vlan)
685 op = ((op == QLCNIC_MAC_ADD || op == QLCNIC_MAC_VLAN_ADD) ?
686 QLCNIC_MAC_VLAN_ADD : QLCNIC_MAC_VLAN_DEL);
687
688 cmd.req.arg[1] = op | (1 << 8) | (3 << 6);
689 cmd.req.arg[1] |= ((vpid & 0xffff) << 16) | BIT_31;
690
691 addr = vp->mac;
f80bc8fe 692 mv.vlan = vlan;
7cb03b23
RB		 693 mv.mac_addr0 = addr[0];
694 mv.mac_addr1 = addr[1];
695 mv.mac_addr2 = addr[2];
696 mv.mac_addr3 = addr[3];
697 mv.mac_addr4 = addr[4];
698 mv.mac_addr5 = addr[5];
699 buf = &cmd.req.arg[2];
700 memcpy(buf, &mv, sizeof(struct qlcnic_macvlan_mbx));
701
702 err = qlcnic_issue_cmd(adapter, &cmd);
703
704 if (err)
705 dev_err(&adapter->pdev->dev,
706 "MAC-VLAN %s to CAM failed, err=%d.\n",
707 ((op == 1) ? "add " : "delete "), err);
708
709out:
710 qlcnic_free_mbx_args(&cmd);
711 return err;
712}
713
714static int qlcnic_sriov_validate_create_rx_ctx(struct qlcnic_cmd_args *cmd)
715{
716 if ((cmd->req.arg[0] >> 29) != 0x3)
717 return -EINVAL;
718
719 return 0;
720}
721
722static int qlcnic_sriov_pf_create_rx_ctx_cmd(struct qlcnic_bc_trans *tran,
723 struct qlcnic_cmd_args *cmd)
724{
725 struct qlcnic_vf_info *vf = tran->vf;
726 struct qlcnic_adapter *adapter = vf->adapter;
727 struct qlcnic_rcv_mbx_out *mbx_out;
728 int err;
91b7282b 729 u16 vlan;
7cb03b23
RB		 730
731 err = qlcnic_sriov_validate_create_rx_ctx(cmd);
732 if (err) {
733 cmd->rsp.arg[0] |= (0x6 << 25);
734 return err;
735 }
736
737 cmd->req.arg[6] = vf->vp->handle;
738 err = qlcnic_issue_cmd(adapter, cmd);
739
91b7282b 740 vlan = vf->vp->vlan;
7cb03b23
RB		 741 if (!err) {
742 mbx_out = (struct qlcnic_rcv_mbx_out *)&cmd->rsp.arg[1];
743 vf->rx_ctx_id = mbx_out->ctx_id;
744 qlcnic_sriov_cfg_vf_def_mac(adapter, vf->vp, vf->pci_func,
91b7282b 745 vlan, QLCNIC_MAC_ADD);
7cb03b23
RB		 746 } else {
747 vf->rx_ctx_id = 0;
748 }
749
750 return err;
751}
752
753static int qlcnic_sriov_pf_mac_address_cmd(struct qlcnic_bc_trans *trans,
754 struct qlcnic_cmd_args *cmd)
755{
756 struct qlcnic_vf_info *vf = trans->vf;
757 u8 type, *mac;
758
759 type = cmd->req.arg[1];
760 switch (type) {
761 case QLCNIC_SET_STATION_MAC:
762 case QLCNIC_SET_FAC_DEF_MAC:
763 cmd->rsp.arg[0] = (2 << 25);
764 break;
765 case QLCNIC_GET_CURRENT_MAC:
766 cmd->rsp.arg[0] = (1 << 25);
767 mac = vf->vp->mac;
768 cmd->rsp.arg[2] = mac[1] | ((mac[0] << 8) & 0xff00);
769 cmd->rsp.arg[1] = mac[5] | ((mac[4] << 8) & 0xff00) |
770 ((mac[3]) << 16 & 0xff0000) |
771 ((mac[2]) << 24 & 0xff000000);
772 }
773
774 return 0;
775}
776
777static int qlcnic_sriov_validate_create_tx_ctx(struct qlcnic_cmd_args *cmd)
778{
779 if ((cmd->req.arg[0] >> 29) != 0x3)
780 return -EINVAL;
781
782 return 0;
783}
784
785static int qlcnic_sriov_pf_create_tx_ctx_cmd(struct qlcnic_bc_trans *trans,
786 struct qlcnic_cmd_args *cmd)
787{
788 struct qlcnic_vf_info *vf = trans->vf;
789 struct qlcnic_adapter *adapter = vf->adapter;
790 struct qlcnic_tx_mbx_out *mbx_out;
791 int err;
792
793 err = qlcnic_sriov_validate_create_tx_ctx(cmd);
794 if (err) {
795 cmd->rsp.arg[0] |= (0x6 << 25);
796 return err;
797 }
798
799 cmd->req.arg[5] |= vf->vp->handle << 16;
800 err = qlcnic_issue_cmd(adapter, cmd);
801 if (!err) {
802 mbx_out = (struct qlcnic_tx_mbx_out *)&cmd->rsp.arg[2];
803 vf->tx_ctx_id = mbx_out->ctx_id;
804 } else {
805 vf->tx_ctx_id = 0;
806 }
807
808 return err;
809}
810
811static int qlcnic_sriov_validate_del_rx_ctx(struct qlcnic_vf_info *vf,
812 struct qlcnic_cmd_args *cmd)
813{
814 if ((cmd->req.arg[0] >> 29) != 0x3)
815 return -EINVAL;
816
817 if ((cmd->req.arg[1] & 0xffff) != vf->rx_ctx_id)
818 return -EINVAL;
819
820 return 0;
821}
822
823static int qlcnic_sriov_pf_del_rx_ctx_cmd(struct qlcnic_bc_trans *trans,
824 struct qlcnic_cmd_args *cmd)
825{
826 struct qlcnic_vf_info *vf = trans->vf;
827 struct qlcnic_adapter *adapter = vf->adapter;
828 int err;
91b7282b 829 u16 vlan;
7cb03b23
RB		 830
831 err = qlcnic_sriov_validate_del_rx_ctx(vf, cmd);
832 if (err) {
833 cmd->rsp.arg[0] |= (0x6 << 25);
834 return err;
835 }
836
91b7282b 837 vlan = vf->vp->vlan;
7cb03b23 838 qlcnic_sriov_cfg_vf_def_mac(adapter, vf->vp, vf->pci_func,
91b7282b 839 vlan, QLCNIC_MAC_DEL);
7cb03b23
RB		 840 cmd->req.arg[1] |= vf->vp->handle << 16;
841 err = qlcnic_issue_cmd(adapter, cmd);
842
843 if (!err)
844 vf->rx_ctx_id = 0;
845
846 return err;
847}
848
849static int qlcnic_sriov_validate_del_tx_ctx(struct qlcnic_vf_info *vf,
850 struct qlcnic_cmd_args *cmd)
851{
852 if ((cmd->req.arg[0] >> 29) != 0x3)
853 return -EINVAL;
854
855 if ((cmd->req.arg[1] & 0xffff) != vf->tx_ctx_id)
856 return -EINVAL;
857
858 return 0;
859}
860
861static int qlcnic_sriov_pf_del_tx_ctx_cmd(struct qlcnic_bc_trans *trans,
862 struct qlcnic_cmd_args *cmd)
863{
864 struct qlcnic_vf_info *vf = trans->vf;
865 struct qlcnic_adapter *adapter = vf->adapter;
866 int err;
867
868 err = qlcnic_sriov_validate_del_tx_ctx(vf, cmd);
869 if (err) {
870 cmd->rsp.arg[0] |= (0x6 << 25);
871 return err;
872 }
873
874 cmd->req.arg[1] |= vf->vp->handle << 16;
875 err = qlcnic_issue_cmd(adapter, cmd);
876
877 if (!err)
878 vf->tx_ctx_id = 0;
879
880 return err;
881}
882
883static int qlcnic_sriov_validate_cfg_lro(struct qlcnic_vf_info *vf,
884 struct qlcnic_cmd_args *cmd)
885{
886 if ((cmd->req.arg[1] >> 16) != vf->rx_ctx_id)
887 return -EINVAL;
888
889 return 0;
890}
891
892static int qlcnic_sriov_pf_cfg_lro_cmd(struct qlcnic_bc_trans *trans,
893 struct qlcnic_cmd_args *cmd)
894{
895 struct qlcnic_vf_info *vf = trans->vf;
896 struct qlcnic_adapter *adapter = vf->adapter;
897 int err;
898
899 err = qlcnic_sriov_validate_cfg_lro(vf, cmd);
900 if (err) {
901 cmd->rsp.arg[0] |= (0x6 << 25);
902 return err;
903 }
904
905 err = qlcnic_issue_cmd(adapter, cmd);
906 return err;
907}
908
909static int qlcnic_sriov_pf_cfg_ip_cmd(struct qlcnic_bc_trans *trans,
910 struct qlcnic_cmd_args *cmd)
911{
912 struct qlcnic_vf_info *vf = trans->vf;
913 struct qlcnic_adapter *adapter = vf->adapter;
914 int err = -EIO;
915 u8 op;
916
917 op = cmd->req.arg[1] & 0xff;
918
919 cmd->req.arg[1] |= vf->vp->handle << 16;
920 cmd->req.arg[1] |= BIT_31;
921
922 err = qlcnic_issue_cmd(adapter, cmd);
923 return err;
924}
925
926static int qlcnic_sriov_validate_cfg_intrpt(struct qlcnic_vf_info *vf,
927 struct qlcnic_cmd_args *cmd)
928{
929 if (((cmd->req.arg[1] >> 8) & 0xff) != vf->pci_func)
930 return -EINVAL;
931
932 if (!(cmd->req.arg[1] & BIT_16))
933 return -EINVAL;
934
935 if ((cmd->req.arg[1] & 0xff) != 0x1)
936 return -EINVAL;
937
938 return 0;
939}
940
941static int qlcnic_sriov_pf_cfg_intrpt_cmd(struct qlcnic_bc_trans *trans,
942 struct qlcnic_cmd_args *cmd)
943{
944 struct qlcnic_vf_info *vf = trans->vf;
945 struct qlcnic_adapter *adapter = vf->adapter;
946 int err;
947
948 err = qlcnic_sriov_validate_cfg_intrpt(vf, cmd);
949 if (err)
950 cmd->rsp.arg[0] |= (0x6 << 25);
951 else
952 err = qlcnic_issue_cmd(adapter, cmd);
953
954 return err;
955}
956
957static int qlcnic_sriov_validate_mtu(struct qlcnic_adapter *adapter,
958 struct qlcnic_vf_info *vf,
959 struct qlcnic_cmd_args *cmd)
960{
961 if (cmd->req.arg[1] != vf->rx_ctx_id)
962 return -EINVAL;
963
964 if (cmd->req.arg[2] > adapter->ahw->max_mtu)
965 return -EINVAL;
966
967 return 0;
968}
969
970static int qlcnic_sriov_pf_set_mtu_cmd(struct qlcnic_bc_trans *trans,
971 struct qlcnic_cmd_args *cmd)
972{
973 struct qlcnic_vf_info *vf = trans->vf;
974 struct qlcnic_adapter *adapter = vf->adapter;
975 int err;
976
977 err = qlcnic_sriov_validate_mtu(adapter, vf, cmd);
978 if (err)
979 cmd->rsp.arg[0] |= (0x6 << 25);
980 else
981 err = qlcnic_issue_cmd(adapter, cmd);
982
983 return err;
984}
985
986static int qlcnic_sriov_validate_get_nic_info(struct qlcnic_vf_info *vf,
987 struct qlcnic_cmd_args *cmd)
988{
989 if (cmd->req.arg[1] & BIT_31) {
990 if (((cmd->req.arg[1] >> 16) & 0x7fff) != vf->pci_func)
991 return -EINVAL;
992 } else {
993 cmd->req.arg[1] |= vf->vp->handle << 16;
994 }
995
996 return 0;
997}
998
999static int qlcnic_sriov_pf_get_nic_info_cmd(struct qlcnic_bc_trans *trans,
1000 struct qlcnic_cmd_args *cmd)
1001{
1002 struct qlcnic_vf_info *vf = trans->vf;
1003 struct qlcnic_adapter *adapter = vf->adapter;
1004 int err;
1005
1006 err = qlcnic_sriov_validate_get_nic_info(vf, cmd);
1007 if (err) {
1008 cmd->rsp.arg[0] |= (0x6 << 25);
1009 return err;
1010 }
1011
1012 err = qlcnic_issue_cmd(adapter, cmd);
1013 return err;
1014}
1015
1016static int qlcnic_sriov_validate_cfg_rss(struct qlcnic_vf_info *vf,
1017 struct qlcnic_cmd_args *cmd)
1018{
1019 if (cmd->req.arg[1] != vf->rx_ctx_id)
1020 return -EINVAL;
1021
1022 return 0;
1023}
1024
1025static int qlcnic_sriov_pf_cfg_rss_cmd(struct qlcnic_bc_trans *trans,
1026 struct qlcnic_cmd_args *cmd)
1027{
1028 struct qlcnic_vf_info *vf = trans->vf;
1029 struct qlcnic_adapter *adapter = vf->adapter;
1030 int err;
1031
1032 err = qlcnic_sriov_validate_cfg_rss(vf, cmd);
1033 if (err)
1034 cmd->rsp.arg[0] |= (0x6 << 25);
1035 else
1036 err = qlcnic_issue_cmd(adapter, cmd);
1037
1038 return err;
1039}
1040
1041static int qlcnic_sriov_validate_cfg_intrcoal(struct qlcnic_adapter *adapter,
1042 struct qlcnic_vf_info *vf,
1043 struct qlcnic_cmd_args *cmd)
1044{
1045 struct qlcnic_nic_intr_coalesce *coal = &adapter->ahw->coal;
1046 u16 ctx_id, pkts, time;
1047
1048 ctx_id = cmd->req.arg[1] >> 16;
1049 pkts = cmd->req.arg[2] & 0xffff;
1050 time = cmd->req.arg[2] >> 16;
1051
1052 if (ctx_id != vf->rx_ctx_id)
1053 return -EINVAL;
1054 if (pkts > coal->rx_packets)
1055 return -EINVAL;
1056 if (time < coal->rx_time_us)
1057 return -EINVAL;
1058
1059 return 0;
1060}
1061
1062static int qlcnic_sriov_pf_cfg_intrcoal_cmd(struct qlcnic_bc_trans *tran,
1063 struct qlcnic_cmd_args *cmd)
1064{
1065 struct qlcnic_vf_info *vf = tran->vf;
1066 struct qlcnic_adapter *adapter = vf->adapter;
1067 int err;
1068
1069 err = qlcnic_sriov_validate_cfg_intrcoal(adapter, vf, cmd);
1070 if (err) {
1071 cmd->rsp.arg[0] |= (0x6 << 25);
1072 return err;
1073 }
1074
1075 err = qlcnic_issue_cmd(adapter, cmd);
1076 return err;
1077}
1078
1079static int qlcnic_sriov_validate_cfg_macvlan(struct qlcnic_adapter *adapter,
1080 struct qlcnic_vf_info *vf,
1081 struct qlcnic_cmd_args *cmd)
1082{
1083 struct qlcnic_macvlan_mbx *macvlan;
91b7282b
RB		 1084 struct qlcnic_vport *vp = vf->vp;
1085 u8 op, new_op;
7cb03b23
RB		 1086
1087 if (!(cmd->req.arg[1] & BIT_8))
1088 return -EINVAL;
1089
1090 cmd->req.arg[1] |= (vf->vp->handle << 16);
1091 cmd->req.arg[1] |= BIT_31;
1092
1093 macvlan = (struct qlcnic_macvlan_mbx *)&cmd->req.arg[2];
1094 if (!(macvlan->mac_addr0 & BIT_0)) {
1095 dev_err(&adapter->pdev->dev,
1096 "MAC address change is not allowed from VF %d",
1097 vf->pci_func);
1098 return -EINVAL;
1099 }
1100
91b7282b
RB		 1101 if (vp->vlan_mode == QLC_PVID_MODE) {
1102 op = cmd->req.arg[1] & 0x7;
1103 cmd->req.arg[1] &= ~0x7;
1104 new_op = (op == QLCNIC_MAC_ADD || op == QLCNIC_MAC_VLAN_ADD) ?
1105 QLCNIC_MAC_VLAN_ADD : QLCNIC_MAC_VLAN_DEL;
1106 cmd->req.arg[3] |= vp->vlan << 16;
1107 cmd->req.arg[1] |= new_op;
1108 }
1109
7cb03b23
RB		 1110 return 0;
1111}
1112
1113static int qlcnic_sriov_pf_cfg_macvlan_cmd(struct qlcnic_bc_trans *trans,
1114 struct qlcnic_cmd_args *cmd)
1115{
1116 struct qlcnic_vf_info *vf = trans->vf;
1117 struct qlcnic_adapter *adapter = vf->adapter;
1118 int err;
1119
1120 err = qlcnic_sriov_validate_cfg_macvlan(adapter, vf, cmd);
1121 if (err) {
1122 cmd->rsp.arg[0] |= (0x6 << 25);
1123 return err;
1124 }
1125
1126 err = qlcnic_issue_cmd(adapter, cmd);
1127 return err;
1128}
1129
1130static int qlcnic_sriov_validate_linkevent(struct qlcnic_vf_info *vf,
1131 struct qlcnic_cmd_args *cmd)
1132{
1133 if ((cmd->req.arg[1] >> 16) != vf->rx_ctx_id)
1134 return -EINVAL;
1135
7cb03b23
RB		 1136 return 0;
1137}
1138
1139static int qlcnic_sriov_pf_linkevent_cmd(struct qlcnic_bc_trans *trans,
1140 struct qlcnic_cmd_args *cmd)
1141{
1142 struct qlcnic_vf_info *vf = trans->vf;
1143 struct qlcnic_adapter *adapter = vf->adapter;
1144 int err;
1145
1146 err = qlcnic_sriov_validate_linkevent(vf, cmd);
1147 if (err) {
1148 cmd->rsp.arg[0] |= (0x6 << 25);
1149 return err;
1150 }
1151
1152 err = qlcnic_issue_cmd(adapter, cmd);
1153 return err;
1154}
1155
1156static int qlcnic_sriov_pf_cfg_promisc_cmd(struct qlcnic_bc_trans *trans,
1157 struct qlcnic_cmd_args *cmd)
1158{
1159 struct qlcnic_vf_info *vf = trans->vf;
1160 struct qlcnic_adapter *adapter = vf->adapter;
1161 int err;
1162
1163 cmd->req.arg[1] |= vf->vp->handle << 16;
1164 cmd->req.arg[1] |= BIT_31;
1165 err = qlcnic_issue_cmd(adapter, cmd);
1166 return err;
1167}
1168
91b7282b
RB		 1169static int qlcnic_sriov_pf_get_acl_cmd(struct qlcnic_bc_trans *trans,
1170 struct qlcnic_cmd_args *cmd)
1171{
1172 struct qlcnic_vf_info *vf = trans->vf;
1173 struct qlcnic_vport *vp = vf->vp;
1174 u8 cmd_op, mode = vp->vlan_mode;
1175
1176 cmd_op = trans->req_hdr->cmd_op;
1177 cmd->rsp.arg[0] = (cmd_op & 0xffff) | 14 << 16 | 1 << 25;
1178
1179 switch (mode) {
1180 case QLC_GUEST_VLAN_MODE:
1181 cmd->rsp.arg[1] = mode | 1 << 8;
1182 cmd->rsp.arg[2] = 1 << 16;
1183 break;
1184 case QLC_PVID_MODE:
1185 cmd->rsp.arg[1] = mode | 1 << 8 | vp->vlan << 16;
1186 break;
1187 }
1188
1189 return 0;
1190}
1191
1192static int qlcnic_sriov_pf_del_guest_vlan(struct qlcnic_adapter *adapter,
1193 struct qlcnic_vf_info *vf)
1194
1195{
1196 struct qlcnic_vport *vp = vf->vp;
1197
1198 if (!vp->vlan)
1199 return -EINVAL;
1200
1201 if (!vf->rx_ctx_id) {
1202 vp->vlan = 0;
1203 return 0;
1204 }
1205
1206 qlcnic_sriov_cfg_vf_def_mac(adapter, vp, vf->pci_func,
1207 vp->vlan, QLCNIC_MAC_DEL);
1208 vp->vlan = 0;
1209 qlcnic_sriov_cfg_vf_def_mac(adapter, vp, vf->pci_func,
1210 0, QLCNIC_MAC_ADD);
1211 return 0;
1212}
1213
1214static int qlcnic_sriov_pf_add_guest_vlan(struct qlcnic_adapter *adapter,
1215 struct qlcnic_vf_info *vf,
1216 struct qlcnic_cmd_args *cmd)
1217{
1218 struct qlcnic_vport *vp = vf->vp;
1219 int err = -EIO;
1220
1221 if (vp->vlan)
1222 return err;
1223
1224 if (!vf->rx_ctx_id) {
1225 vp->vlan = cmd->req.arg[1] >> 16;
1226 return 0;
1227 }
1228
1229 err = qlcnic_sriov_cfg_vf_def_mac(adapter, vp, vf->pci_func,
1230 0, QLCNIC_MAC_DEL);
1231 if (err)
1232 return err;
1233
1234 vp->vlan = cmd->req.arg[1] >> 16;
1235 err = qlcnic_sriov_cfg_vf_def_mac(adapter, vp, vf->pci_func,
1236 vp->vlan, QLCNIC_MAC_ADD);
1237
1238 if (err) {
1239 qlcnic_sriov_cfg_vf_def_mac(adapter, vp, vf->pci_func,
1240 0, QLCNIC_MAC_ADD);
1241 vp->vlan = 0;
1242 }
1243
1244 return err;
1245}
1246
1247static int qlcnic_sriov_pf_cfg_guest_vlan_cmd(struct qlcnic_bc_trans *tran,
1248 struct qlcnic_cmd_args *cmd)
1249{
1250 struct qlcnic_vf_info *vf = tran->vf;
1251 struct qlcnic_adapter *adapter = vf->adapter;
1252 struct qlcnic_vport *vp = vf->vp;
1253 int err = -EIO;
1254 u8 op;
1255
1256 if (vp->vlan_mode != QLC_GUEST_VLAN_MODE) {
1257 cmd->rsp.arg[0] |= 2 << 25;
1258 return err;
1259 }
1260
1261 op = cmd->req.arg[1] & 0xf;
1262
1263 if (op)
1264 err = qlcnic_sriov_pf_add_guest_vlan(adapter, vf, cmd);
1265 else
1266 err = qlcnic_sriov_pf_del_guest_vlan(adapter, vf);
1267
1268 cmd->rsp.arg[0] |= err ? 2 << 25 : 1 << 25;
1269 return err;
1270}
1271
7cb03b23
RB		 1272static const int qlcnic_pf_passthru_supp_cmds[] = {
1273 QLCNIC_CMD_GET_STATISTICS,
1274 QLCNIC_CMD_GET_PORT_CONFIG,
1275 QLCNIC_CMD_GET_LINK_STATUS,
1276};
1277
f197a7aa
RB		 1278static const struct qlcnic_sriov_cmd_handler qlcnic_pf_bc_cmd_hdlr[] = {
1279 [QLCNIC_BC_CMD_CHANNEL_INIT] = {&qlcnic_sriov_pf_channel_cfg_cmd},
1280 [QLCNIC_BC_CMD_CHANNEL_TERM] = {&qlcnic_sriov_pf_channel_cfg_cmd},
91b7282b
RB		 1281 [QLCNIC_BC_CMD_GET_ACL] = {&qlcnic_sriov_pf_get_acl_cmd},
1282 [QLCNIC_BC_CMD_CFG_GUEST_VLAN] = {&qlcnic_sriov_pf_cfg_guest_vlan_cmd},
f197a7aa
RB		 1283};
1284
7cb03b23
RB		 1285static const struct qlcnic_sriov_fw_cmd_handler qlcnic_pf_fw_cmd_hdlr[] = {
1286 {QLCNIC_CMD_CREATE_RX_CTX, qlcnic_sriov_pf_create_rx_ctx_cmd},
1287 {QLCNIC_CMD_CREATE_TX_CTX, qlcnic_sriov_pf_create_tx_ctx_cmd},
1288 {QLCNIC_CMD_MAC_ADDRESS, qlcnic_sriov_pf_mac_address_cmd},
1289 {QLCNIC_CMD_DESTROY_RX_CTX, qlcnic_sriov_pf_del_rx_ctx_cmd},
1290 {QLCNIC_CMD_DESTROY_TX_CTX, qlcnic_sriov_pf_del_tx_ctx_cmd},
1291 {QLCNIC_CMD_CONFIGURE_HW_LRO, qlcnic_sriov_pf_cfg_lro_cmd},
1292 {QLCNIC_CMD_CONFIGURE_IP_ADDR, qlcnic_sriov_pf_cfg_ip_cmd},
1293 {QLCNIC_CMD_CONFIG_INTRPT, qlcnic_sriov_pf_cfg_intrpt_cmd},
1294 {QLCNIC_CMD_SET_MTU, qlcnic_sriov_pf_set_mtu_cmd},
1295 {QLCNIC_CMD_GET_NIC_INFO, qlcnic_sriov_pf_get_nic_info_cmd},
1296 {QLCNIC_CMD_CONFIGURE_RSS, qlcnic_sriov_pf_cfg_rss_cmd},
1297 {QLCNIC_CMD_CONFIG_INTR_COAL, qlcnic_sriov_pf_cfg_intrcoal_cmd},
1298 {QLCNIC_CMD_CONFIG_MAC_VLAN, qlcnic_sriov_pf_cfg_macvlan_cmd},
1299 {QLCNIC_CMD_GET_LINK_EVENT, qlcnic_sriov_pf_linkevent_cmd},
1300 {QLCNIC_CMD_CONFIGURE_MAC_RX_MODE, qlcnic_sriov_pf_cfg_promisc_cmd},
1301};
1302
f197a7aa
RB		 1303void qlcnic_sriov_pf_process_bc_cmd(struct qlcnic_adapter *adapter,
1304 struct qlcnic_bc_trans *trans,
1305 struct qlcnic_cmd_args *cmd)
1306{
1307 u8 size, cmd_op;
1308
1309 cmd_op = trans->req_hdr->cmd_op;
1310
1311 if (trans->req_hdr->op_type == QLC_BC_CMD) {
1312 size = ARRAY_SIZE(qlcnic_pf_bc_cmd_hdlr);
1313 if (cmd_op < size) {
1314 qlcnic_pf_bc_cmd_hdlr[cmd_op].fn(trans, cmd);
1315 return;
1316 }
7cb03b23
RB		 1317 } else {
1318 int i;
1319 size = ARRAY_SIZE(qlcnic_pf_fw_cmd_hdlr);
1320 for (i = 0; i < size; i++) {
1321 if (cmd_op == qlcnic_pf_fw_cmd_hdlr[i].cmd) {
1322 qlcnic_pf_fw_cmd_hdlr[i].fn(trans, cmd);
1323 return;
1324 }
1325 }
1326
1327 size = ARRAY_SIZE(qlcnic_pf_passthru_supp_cmds);
1328 for (i = 0; i < size; i++) {
1329 if (cmd_op == qlcnic_pf_passthru_supp_cmds[i]) {
1330 qlcnic_issue_cmd(adapter, cmd);
1331 return;
1332 }
1333 }
f197a7aa
RB		 1334 }
1335
1336 cmd->rsp.arg[0] |= (0x9 << 25);
1337}
7cb03b23
RB		 1338
1339void qlcnic_pf_set_interface_id_create_rx_ctx(struct qlcnic_adapter *adapter,
1340 u32 *int_id)
1341{
1342 u16 vpid;
1343
1344 vpid = qlcnic_sriov_pf_get_vport_handle(adapter,
1345 adapter->ahw->pci_func);
1346 *int_id |= vpid;
1347}
1348
1349void qlcnic_pf_set_interface_id_del_rx_ctx(struct qlcnic_adapter *adapter,
1350 u32 *int_id)
1351{
1352 u16 vpid;
1353
1354 vpid = qlcnic_sriov_pf_get_vport_handle(adapter,
1355 adapter->ahw->pci_func);
1356 *int_id |= vpid << 16;
1357}
1358
1359void qlcnic_pf_set_interface_id_create_tx_ctx(struct qlcnic_adapter *adapter,
1360 u32 *int_id)
1361{
1362 int vpid;
1363
1364 vpid = qlcnic_sriov_pf_get_vport_handle(adapter,
1365 adapter->ahw->pci_func);
1366 *int_id |= vpid << 16;
1367}
1368
1369void qlcnic_pf_set_interface_id_del_tx_ctx(struct qlcnic_adapter *adapter,
1370 u32 *int_id)
1371{
1372 u16 vpid;
1373
1374 vpid = qlcnic_sriov_pf_get_vport_handle(adapter,
1375 adapter->ahw->pci_func);
1376 *int_id |= vpid << 16;
1377}
1378
1379void qlcnic_pf_set_interface_id_promisc(struct qlcnic_adapter *adapter,
1380 u32 *int_id)
1381{
1382 u16 vpid;
1383
1384 vpid = qlcnic_sriov_pf_get_vport_handle(adapter,
1385 adapter->ahw->pci_func);
1386 *int_id |= (vpid << 16) | BIT_31;
1387}
1388
1389void qlcnic_pf_set_interface_id_ipaddr(struct qlcnic_adapter *adapter,
1390 u32 *int_id)
1391{
1392 u16 vpid;
1393
1394 vpid = qlcnic_sriov_pf_get_vport_handle(adapter,
1395 adapter->ahw->pci_func);
1396 *int_id |= (vpid << 16) | BIT_31;
1397}
1398
1399void qlcnic_pf_set_interface_id_macaddr(struct qlcnic_adapter *adapter,
1400 u32 *int_id)
1401{
1402 u16 vpid;
1403
1404 vpid = qlcnic_sriov_pf_get_vport_handle(adapter,
1405 adapter->ahw->pci_func);
1406 *int_id |= (vpid << 16) | BIT_31;
1407}
97d8105c
RB		 1408
1409static void qlcnic_sriov_del_rx_ctx(struct qlcnic_adapter *adapter,
1410 struct qlcnic_vf_info *vf)
1411{
1412 struct qlcnic_cmd_args cmd;
1413 int vpid;
1414
1415 if (!vf->rx_ctx_id)
1416 return;
1417
1418 if (qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_DESTROY_RX_CTX))
1419 return;
1420
1421 vpid = qlcnic_sriov_pf_get_vport_handle(adapter, vf->pci_func);
1422 if (vpid >= 0) {
1423 cmd.req.arg[1] = vf->rx_ctx_id | (vpid & 0xffff) << 16;
1424 if (qlcnic_issue_cmd(adapter, &cmd))
1425 dev_err(&adapter->pdev->dev,
1426 "Failed to delete Tx ctx in firmware for func 0x%x\n",
1427 vf->pci_func);
1428 else
1429 vf->rx_ctx_id = 0;
1430 }
1431
1432 qlcnic_free_mbx_args(&cmd);
1433}
1434
1435static void qlcnic_sriov_del_tx_ctx(struct qlcnic_adapter *adapter,
1436 struct qlcnic_vf_info *vf)
1437{
1438 struct qlcnic_cmd_args cmd;
1439 int vpid;
1440
1441 if (!vf->tx_ctx_id)
1442 return;
1443
1444 if (qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_DESTROY_TX_CTX))
1445 return;
1446
1447 vpid = qlcnic_sriov_pf_get_vport_handle(adapter, vf->pci_func);
1448 if (vpid >= 0) {
1449 cmd.req.arg[1] |= vf->tx_ctx_id | (vpid & 0xffff) << 16;
1450 if (qlcnic_issue_cmd(adapter, &cmd))
1451 dev_err(&adapter->pdev->dev,
1452 "Failed to delete Tx ctx in firmware for func 0x%x\n",
1453 vf->pci_func);
1454 else
1455 vf->tx_ctx_id = 0;
1456 }
1457
1458 qlcnic_free_mbx_args(&cmd);
1459}
1460
1461static int qlcnic_sriov_add_act_list_irqsave(struct qlcnic_sriov *sriov,
1462 struct qlcnic_vf_info *vf,
1463 struct qlcnic_bc_trans *trans)
1464{
1465 struct qlcnic_trans_list *t_list = &vf->rcv_act;
1466 unsigned long flag;
1467
1468 spin_lock_irqsave(&t_list->lock, flag);
1469
1470 __qlcnic_sriov_add_act_list(sriov, vf, trans);
1471
1472 spin_unlock_irqrestore(&t_list->lock, flag);
1473 return 0;
1474}
1475
1476static void __qlcnic_sriov_process_flr(struct qlcnic_vf_info *vf)
1477{
1478 struct qlcnic_adapter *adapter = vf->adapter;
1479
1480 qlcnic_sriov_cleanup_list(&vf->rcv_pend);
1481 cancel_work_sync(&vf->trans_work);
1482 qlcnic_sriov_cleanup_list(&vf->rcv_act);
1483
1484 if (test_bit(QLC_BC_VF_SOFT_FLR, &vf->state)) {
1485 qlcnic_sriov_del_tx_ctx(adapter, vf);
1486 qlcnic_sriov_del_rx_ctx(adapter, vf);
1487 }
1488
1489 qlcnic_sriov_pf_config_vport(adapter, 0, vf->pci_func);
1490
1491 clear_bit(QLC_BC_VF_FLR, &vf->state);
1492 if (test_bit(QLC_BC_VF_SOFT_FLR, &vf->state)) {
1493 qlcnic_sriov_add_act_list_irqsave(adapter->ahw->sriov, vf,
1494 vf->flr_trans);
1495 clear_bit(QLC_BC_VF_SOFT_FLR, &vf->state);
1496 vf->flr_trans = NULL;
1497 }
1498}
1499
1500static void qlcnic_sriov_pf_process_flr(struct work_struct *work)
1501{
1502 struct qlcnic_vf_info *vf;
1503
1504 vf = container_of(work, struct qlcnic_vf_info, flr_work);
1505 __qlcnic_sriov_process_flr(vf);
1506 return;
1507}
1508
1509static void qlcnic_sriov_schedule_flr(struct qlcnic_sriov *sriov,
1510 struct qlcnic_vf_info *vf,
1511 work_func_t func)
1512{
1513 if (test_bit(__QLCNIC_RESETTING, &vf->adapter->state))
1514 return;
1515
1516 INIT_WORK(&vf->flr_work, func);
1517 queue_work(sriov->bc.bc_flr_wq, &vf->flr_work);
1518}
1519
1520static void qlcnic_sriov_handle_soft_flr(struct qlcnic_adapter *adapter,
1521 struct qlcnic_bc_trans *trans,
1522 struct qlcnic_vf_info *vf)
1523{
1524 struct qlcnic_sriov *sriov = adapter->ahw->sriov;
1525
1526 set_bit(QLC_BC_VF_FLR, &vf->state);
1527 clear_bit(QLC_BC_VF_STATE, &vf->state);
1528 set_bit(QLC_BC_VF_SOFT_FLR, &vf->state);
1529 vf->flr_trans = trans;
1530 qlcnic_sriov_schedule_flr(sriov, vf, qlcnic_sriov_pf_process_flr);
1531 netdev_info(adapter->netdev, "Software FLR for PCI func %d\n",
1532 vf->pci_func);
1533}
1534
1535bool qlcnic_sriov_soft_flr_check(struct qlcnic_adapter *adapter,
1536 struct qlcnic_bc_trans *trans,
1537 struct qlcnic_vf_info *vf)
1538{
1539 struct qlcnic_bc_hdr *hdr = trans->req_hdr;
1540
1541 if ((hdr->cmd_op == QLCNIC_BC_CMD_CHANNEL_INIT) &&
1542 (hdr->op_type == QLC_BC_CMD) &&
1543 test_bit(QLC_BC_VF_STATE, &vf->state)) {
1544 qlcnic_sriov_handle_soft_flr(adapter, trans, vf);
1545 return true;
1546 }
1547
1548 return false;
1549}
1550
1551void qlcnic_sriov_pf_handle_flr(struct qlcnic_sriov *sriov,
1552 struct qlcnic_vf_info *vf)
1553{
1554 struct net_device *dev = vf->adapter->netdev;
1555
1556 if (!test_and_clear_bit(QLC_BC_VF_STATE, &vf->state)) {
1557 clear_bit(QLC_BC_VF_FLR, &vf->state);
1558 return;
1559 }
1560
1561 if (test_and_set_bit(QLC_BC_VF_FLR, &vf->state)) {
1562 netdev_info(dev, "FLR for PCI func %d in progress\n",
1563 vf->pci_func);
1564 return;
1565 }
1566
1567 qlcnic_sriov_schedule_flr(sriov, vf, qlcnic_sriov_pf_process_flr);
1568 netdev_info(dev, "FLR received for PCI func %d\n", vf->pci_func);
1569}
f036e4f4
RB		 1570
1571void qlcnic_sriov_pf_reset(struct qlcnic_adapter *adapter)
1572{
1573 struct qlcnic_hardware_context *ahw = adapter->ahw;
1574 struct qlcnic_sriov *sriov = ahw->sriov;
1575 struct qlcnic_vf_info *vf;
1576 u16 num_vfs = sriov->num_vfs;
1577 int i;
1578
1579 for (i = 0; i < num_vfs; i++) {
1580 vf = &sriov->vf_info[i];
1581 vf->rx_ctx_id = 0;
1582 vf->tx_ctx_id = 0;
1583 cancel_work_sync(&vf->flr_work);
1584 __qlcnic_sriov_process_flr(vf);
1585 clear_bit(QLC_BC_VF_STATE, &vf->state);
1586 }
1587
1588 qlcnic_sriov_pf_reset_vport_handle(adapter, ahw->pci_func);
1589 QLCWRX(ahw, QLCNIC_MBX_INTR_ENBL, (ahw->num_msix - 1) << 8);
1590}
1591
1592int qlcnic_sriov_pf_reinit(struct qlcnic_adapter *adapter)
1593{
1594 struct qlcnic_hardware_context *ahw = adapter->ahw;
1595 int err;
1596
1597 if (!qlcnic_sriov_enable_check(adapter))
1598 return 0;
1599
1600 ahw->op_mode = QLCNIC_SRIOV_PF_FUNC;
1601
1602 err = qlcnic_sriov_pf_init(adapter);
1603 if (err)
1604 return err;
1605
1606 dev_info(&adapter->pdev->dev, "%s: op_mode %d\n",
1607 __func__, ahw->op_mode);
1608 return err;
1609}
4000e7a7
RB		 1610
1611int qlcnic_sriov_set_vf_mac(struct net_device *netdev, int vf, u8 *mac)
1612{
1613 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1614 struct qlcnic_sriov *sriov = adapter->ahw->sriov;
1615 int i, num_vfs = sriov->num_vfs;
1616 struct qlcnic_vf_info *vf_info;
1617 u8 *curr_mac;
1618
1619 if (!qlcnic_sriov_pf_check(adapter))
1620 return -EOPNOTSUPP;
1621
1622 if (!is_valid_ether_addr(mac) || vf >= num_vfs)
1623 return -EINVAL;
1624
1625 if (!compare_ether_addr(adapter->mac_addr, mac)) {
1626 netdev_err(netdev, "MAC address is already in use by the PF\n");
1627 return -EINVAL;
1628 }
1629
1630 for (i = 0; i < num_vfs; i++) {
1631 vf_info = &sriov->vf_info[i];
1632 if (!compare_ether_addr(vf_info->vp->mac, mac)) {
1633 netdev_err(netdev,
1634 "MAC address is already in use by VF %d\n",
1635 i);
1636 return -EINVAL;
1637 }
1638 }
1639
1640 vf_info = &sriov->vf_info[vf];
1641 curr_mac = vf_info->vp->mac;
1642
1643 if (test_bit(QLC_BC_VF_STATE, &vf_info->state)) {
1644 netdev_err(netdev,
1645 "MAC address change failed for VF %d, as VF driver is loaded. Please unload VF driver and retry the operation\n",
1646 vf);
1647 return -EOPNOTSUPP;
1648 }
1649
1650 memcpy(curr_mac, mac, netdev->addr_len);
1651 netdev_info(netdev, "MAC Address %pM is configured for VF %d\n",
1652 mac, vf);
1653 return 0;
1654}
1655
1656int qlcnic_sriov_set_vf_tx_rate(struct net_device *netdev, int vf, int tx_rate)
1657{
1658 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1659 struct qlcnic_sriov *sriov = adapter->ahw->sriov;
1660 struct qlcnic_vf_info *vf_info;
1661 struct qlcnic_info nic_info;
1662 struct qlcnic_vport *vp;
1663 u16 vpid;
1664
1665 if (!qlcnic_sriov_pf_check(adapter))
1666 return -EOPNOTSUPP;
1667
1668 if (vf >= sriov->num_vfs)
1669 return -EINVAL;
1670
1671 if (tx_rate >= 10000 || tx_rate < 100) {
1672 netdev_err(netdev,
1673 "Invalid Tx rate, allowed range is [%d - %d]",
1674 QLC_VF_MIN_TX_RATE, QLC_VF_MAX_TX_RATE);
1675 return -EINVAL;
1676 }
1677
1678 if (tx_rate == 0)
1679 tx_rate = 10000;
1680
1681 vf_info = &sriov->vf_info[vf];
1682 vp = vf_info->vp;
1683 vpid = vp->handle;
1684
1685 if (test_bit(QLC_BC_VF_STATE, &vf_info->state)) {
1686 if (qlcnic_sriov_get_vf_vport_info(adapter, &nic_info, vpid))
1687 return -EIO;
1688
1689 nic_info.max_tx_bw = tx_rate / 100;
1690 nic_info.bit_offsets = BIT_0;
1691
1692 if (qlcnic_sriov_pf_set_vport_info(adapter, &nic_info, vpid))
1693 return -EIO;
1694 }
1695
1696 vp->max_tx_bw = tx_rate / 100;
1697 netdev_info(netdev,
1698 "Setting Tx rate %d (Mbps), %d %% of PF bandwidth, for VF %d\n",
1699 tx_rate, vp->max_tx_bw, vf);
1700 return 0;
1701}
1702
91b7282b
RB		 1703int qlcnic_sriov_set_vf_vlan(struct net_device *netdev, int vf,
1704 u16 vlan, u8 qos)
1705{
1706 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1707 struct qlcnic_sriov *sriov = adapter->ahw->sriov;
1708 struct qlcnic_vf_info *vf_info;
1709 struct qlcnic_vport *vp;
1710
1711 if (!qlcnic_sriov_pf_check(adapter))
1712 return -EOPNOTSUPP;
1713
1714 if (vf >= sriov->num_vfs || qos > 7)
1715 return -EINVAL;
1716
1717 if (vlan > MAX_VLAN_ID) {
1718 netdev_err(netdev,
1719 "Invalid VLAN ID, allowed range is [0 - %d]\n",
1720 MAX_VLAN_ID);
1721 return -EINVAL;
1722 }
1723
1724 vf_info = &sriov->vf_info[vf];
1725 vp = vf_info->vp;
1726 if (test_bit(QLC_BC_VF_STATE, &vf_info->state)) {
1727 netdev_err(netdev,
1728 "VLAN change failed for VF %d, as VF driver is loaded. Please unload VF driver and retry the operation\n",
1729 vf);
1730 return -EOPNOTSUPP;
1731 }
1732
1733 switch (vlan) {
1734 case 4095:
1735 vp->vlan_mode = QLC_GUEST_VLAN_MODE;
1736 break;
1737 case 0:
1738 vp->vlan_mode = QLC_NO_VLAN_MODE;
1739 vp->vlan = 0;
1740 vp->qos = 0;
1741 break;
1742 default:
1743 vp->vlan_mode = QLC_PVID_MODE;
1744 vp->vlan = vlan;
1745 vp->qos = qos;
1746 }
1747
1748 netdev_info(netdev, "Setting VLAN %d, QoS %d, for VF %d\n",
1749 vlan, qos, vf);
1750 return 0;
1751}
1752
4000e7a7
RB		 1753int qlcnic_sriov_get_vf_config(struct net_device *netdev,
1754 int vf, struct ifla_vf_info *ivi)
1755{
1756 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1757 struct qlcnic_sriov *sriov = adapter->ahw->sriov;
1758 struct qlcnic_vport *vp;
1759
1760 if (!qlcnic_sriov_pf_check(adapter))
1761 return -EOPNOTSUPP;
1762
1763 if (vf >= sriov->num_vfs)
1764 return -EINVAL;
1765
1766 vp = sriov->vf_info[vf].vp;
1767 memcpy(&ivi->mac, vp->mac, ETH_ALEN);
91b7282b
RB		 1768 ivi->vlan = vp->vlan;
1769 ivi->qos = vp->qos;
4000e7a7
RB		 1770 if (vp->max_tx_bw == MAX_BW)
1771 ivi->tx_rate = 0;
1772 else
1773 ivi->tx_rate = vp->max_tx_bw * 100;
1774
1775 ivi->vf = vf;
1776 return 0;
1777}
Ubuntu Jammy Linux kernel mirror