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Merge branch 'next/drivers' into HEAD
[deliverable/linux.git] / drivers / net / ethernet / qlogic / qlcnic / qlcnic_ctx.c
1 /*
2 * QLogic qlcnic NIC Driver
3 * Copyright (c) 2009-2010 QLogic Corporation
4 *
5 * See LICENSE.qlcnic for copyright and licensing details.
6 */
7
8 #include "qlcnic.h"
9
10 static u32
11 qlcnic_poll_rsp(struct qlcnic_adapter *adapter)
12 {
13 u32 rsp;
14 int timeout = 0;
15
16 do {
17 /* give atleast 1ms for firmware to respond */
18 mdelay(1);
19
20 if (++timeout > QLCNIC_OS_CRB_RETRY_COUNT)
21 return QLCNIC_CDRP_RSP_TIMEOUT;
22
23 rsp = QLCRD32(adapter, QLCNIC_CDRP_CRB_OFFSET);
24 } while (!QLCNIC_CDRP_IS_RSP(rsp));
25
26 return rsp;
27 }
28
29 void
30 qlcnic_issue_cmd(struct qlcnic_adapter *adapter, struct qlcnic_cmd_args *cmd)
31 {
32 u32 rsp;
33 u32 signature;
34 struct pci_dev *pdev = adapter->pdev;
35 struct qlcnic_hardware_context *ahw = adapter->ahw;
36
37 signature = QLCNIC_CDRP_SIGNATURE_MAKE(ahw->pci_func,
38 adapter->fw_hal_version);
39
40 /* Acquire semaphore before accessing CRB */
41 if (qlcnic_api_lock(adapter)) {
42 cmd->rsp.cmd = QLCNIC_RCODE_TIMEOUT;
43 return;
44 }
45
46 QLCWR32(adapter, QLCNIC_SIGN_CRB_OFFSET, signature);
47 QLCWR32(adapter, QLCNIC_ARG1_CRB_OFFSET, cmd->req.arg1);
48 QLCWR32(adapter, QLCNIC_ARG2_CRB_OFFSET, cmd->req.arg2);
49 QLCWR32(adapter, QLCNIC_ARG3_CRB_OFFSET, cmd->req.arg3);
50 QLCWR32(adapter, QLCNIC_CDRP_CRB_OFFSET,
51 QLCNIC_CDRP_FORM_CMD(cmd->req.cmd));
52
53 rsp = qlcnic_poll_rsp(adapter);
54
55 if (rsp == QLCNIC_CDRP_RSP_TIMEOUT) {
56 dev_err(&pdev->dev, "CDRP response timeout.\n");
57 cmd->rsp.cmd = QLCNIC_RCODE_TIMEOUT;
58 } else if (rsp == QLCNIC_CDRP_RSP_FAIL) {
59 cmd->rsp.cmd = QLCRD32(adapter, QLCNIC_ARG1_CRB_OFFSET);
60 switch (cmd->rsp.cmd) {
61 case QLCNIC_RCODE_INVALID_ARGS:
62 dev_err(&pdev->dev, "CDRP invalid args: 0x%x.\n",
63 cmd->rsp.cmd);
64 break;
65 case QLCNIC_RCODE_NOT_SUPPORTED:
66 case QLCNIC_RCODE_NOT_IMPL:
67 dev_err(&pdev->dev,
68 "CDRP command not supported: 0x%x.\n",
69 cmd->rsp.cmd);
70 break;
71 case QLCNIC_RCODE_NOT_PERMITTED:
72 dev_err(&pdev->dev,
73 "CDRP requested action not permitted: 0x%x.\n",
74 cmd->rsp.cmd);
75 break;
76 case QLCNIC_RCODE_INVALID:
77 dev_err(&pdev->dev,
78 "CDRP invalid or unknown cmd received: 0x%x.\n",
79 cmd->rsp.cmd);
80 break;
81 case QLCNIC_RCODE_TIMEOUT:
82 dev_err(&pdev->dev, "CDRP command timeout: 0x%x.\n",
83 cmd->rsp.cmd);
84 break;
85 default:
86 dev_err(&pdev->dev, "CDRP command failed: 0x%x.\n",
87 cmd->rsp.cmd);
88 }
89 } else if (rsp == QLCNIC_CDRP_RSP_OK) {
90 cmd->rsp.cmd = QLCNIC_RCODE_SUCCESS;
91 if (cmd->rsp.arg2)
92 cmd->rsp.arg2 = QLCRD32(adapter,
93 QLCNIC_ARG2_CRB_OFFSET);
94 if (cmd->rsp.arg3)
95 cmd->rsp.arg3 = QLCRD32(adapter,
96 QLCNIC_ARG3_CRB_OFFSET);
97 }
98 if (cmd->rsp.arg1)
99 cmd->rsp.arg1 = QLCRD32(adapter, QLCNIC_ARG1_CRB_OFFSET);
100
101 /* Release semaphore */
102 qlcnic_api_unlock(adapter);
103
104 }
105
106 static uint32_t qlcnic_temp_checksum(uint32_t *temp_buffer, u16 temp_size)
107 {
108 uint64_t sum = 0;
109 int count = temp_size / sizeof(uint32_t);
110 while (count-- > 0)
111 sum += *temp_buffer++;
112 while (sum >> 32)
113 sum = (sum & 0xFFFFFFFF) + (sum >> 32);
114 return ~sum;
115 }
116
117 int qlcnic_fw_cmd_get_minidump_temp(struct qlcnic_adapter *adapter)
118 {
119 int err, i;
120 u16 temp_size;
121 void *tmp_addr;
122 u32 version, csum, *template, *tmp_buf;
123 struct qlcnic_cmd_args cmd;
124 struct qlcnic_hardware_context *ahw;
125 struct qlcnic_dump_template_hdr *tmpl_hdr, *tmp_tmpl;
126 dma_addr_t tmp_addr_t = 0;
127
128 ahw = adapter->ahw;
129 memset(&cmd, 0, sizeof(cmd));
130 cmd.req.cmd = QLCNIC_CDRP_CMD_TEMP_SIZE;
131 memset(&cmd.rsp, 1, sizeof(struct _cdrp_cmd));
132 qlcnic_issue_cmd(adapter, &cmd);
133 if (cmd.rsp.cmd != QLCNIC_RCODE_SUCCESS) {
134 dev_info(&adapter->pdev->dev,
135 "Can't get template size %d\n", cmd.rsp.cmd);
136 err = -EIO;
137 return err;
138 }
139 temp_size = cmd.rsp.arg2;
140 version = cmd.rsp.arg3;
141 if (!temp_size)
142 return -EIO;
143
144 tmp_addr = dma_alloc_coherent(&adapter->pdev->dev, temp_size,
145 &tmp_addr_t, GFP_KERNEL);
146 if (!tmp_addr) {
147 dev_err(&adapter->pdev->dev,
148 "Can't get memory for FW dump template\n");
149 return -ENOMEM;
150 }
151 memset(&cmd.rsp, 0, sizeof(struct _cdrp_cmd));
152 cmd.req.cmd = QLCNIC_CDRP_CMD_GET_TEMP_HDR;
153 cmd.req.arg1 = LSD(tmp_addr_t);
154 cmd.req.arg2 = MSD(tmp_addr_t);
155 cmd.req.arg3 = temp_size;
156 qlcnic_issue_cmd(adapter, &cmd);
157
158 err = cmd.rsp.cmd;
159 if (err != QLCNIC_RCODE_SUCCESS) {
160 dev_err(&adapter->pdev->dev,
161 "Failed to get mini dump template header %d\n", err);
162 err = -EIO;
163 goto error;
164 }
165 tmp_tmpl = tmp_addr;
166 csum = qlcnic_temp_checksum((uint32_t *) tmp_addr, temp_size);
167 if (csum) {
168 dev_err(&adapter->pdev->dev,
169 "Template header checksum validation failed\n");
170 err = -EIO;
171 goto error;
172 }
173 ahw->fw_dump.tmpl_hdr = vzalloc(temp_size);
174 if (!ahw->fw_dump.tmpl_hdr) {
175 err = -EIO;
176 goto error;
177 }
178 tmp_buf = tmp_addr;
179 template = (u32 *) ahw->fw_dump.tmpl_hdr;
180 for (i = 0; i < temp_size/sizeof(u32); i++)
181 *template++ = __le32_to_cpu(*tmp_buf++);
182
183 tmpl_hdr = ahw->fw_dump.tmpl_hdr;
184 tmpl_hdr->drv_cap_mask = QLCNIC_DUMP_MASK_DEF;
185 ahw->fw_dump.enable = 1;
186 error:
187 dma_free_coherent(&adapter->pdev->dev, temp_size, tmp_addr, tmp_addr_t);
188 return err;
189 }
190
191 int
192 qlcnic_fw_cmd_set_mtu(struct qlcnic_adapter *adapter, int mtu)
193 {
194 struct qlcnic_cmd_args cmd;
195 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
196
197 memset(&cmd, 0, sizeof(cmd));
198 cmd.req.cmd = QLCNIC_CDRP_CMD_SET_MTU;
199 cmd.req.arg1 = recv_ctx->context_id;
200 cmd.req.arg2 = mtu;
201 cmd.req.arg3 = 0;
202 if (recv_ctx->state == QLCNIC_HOST_CTX_STATE_ACTIVE) {
203 qlcnic_issue_cmd(adapter, &cmd);
204 if (cmd.rsp.cmd) {
205 dev_err(&adapter->pdev->dev, "Failed to set mtu\n");
206 return -EIO;
207 }
208 }
209
210 return 0;
211 }
212
213 static int
214 qlcnic_fw_cmd_create_rx_ctx(struct qlcnic_adapter *adapter)
215 {
216 void *addr;
217 struct qlcnic_hostrq_rx_ctx *prq;
218 struct qlcnic_cardrsp_rx_ctx *prsp;
219 struct qlcnic_hostrq_rds_ring *prq_rds;
220 struct qlcnic_hostrq_sds_ring *prq_sds;
221 struct qlcnic_cardrsp_rds_ring *prsp_rds;
222 struct qlcnic_cardrsp_sds_ring *prsp_sds;
223 struct qlcnic_host_rds_ring *rds_ring;
224 struct qlcnic_host_sds_ring *sds_ring;
225 struct qlcnic_cmd_args cmd;
226
227 dma_addr_t hostrq_phys_addr, cardrsp_phys_addr;
228 u64 phys_addr;
229
230 u8 i, nrds_rings, nsds_rings;
231 size_t rq_size, rsp_size;
232 u32 cap, reg, val, reg2;
233 int err;
234
235 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
236
237 nrds_rings = adapter->max_rds_rings;
238 nsds_rings = adapter->max_sds_rings;
239
240 rq_size =
241 SIZEOF_HOSTRQ_RX(struct qlcnic_hostrq_rx_ctx, nrds_rings,
242 nsds_rings);
243 rsp_size =
244 SIZEOF_CARDRSP_RX(struct qlcnic_cardrsp_rx_ctx, nrds_rings,
245 nsds_rings);
246
247 addr = dma_alloc_coherent(&adapter->pdev->dev, rq_size,
248 &hostrq_phys_addr, GFP_KERNEL);
249 if (addr == NULL)
250 return -ENOMEM;
251 prq = addr;
252
253 addr = dma_alloc_coherent(&adapter->pdev->dev, rsp_size,
254 &cardrsp_phys_addr, GFP_KERNEL);
255 if (addr == NULL) {
256 err = -ENOMEM;
257 goto out_free_rq;
258 }
259 prsp = addr;
260
261 prq->host_rsp_dma_addr = cpu_to_le64(cardrsp_phys_addr);
262
263 cap = (QLCNIC_CAP0_LEGACY_CONTEXT | QLCNIC_CAP0_LEGACY_MN
264 | QLCNIC_CAP0_VALIDOFF);
265 cap |= (QLCNIC_CAP0_JUMBO_CONTIGUOUS | QLCNIC_CAP0_LRO_CONTIGUOUS);
266
267 if (adapter->flags & QLCNIC_FW_LRO_MSS_CAP)
268 cap |= QLCNIC_CAP0_LRO_MSS;
269
270 prq->valid_field_offset = offsetof(struct qlcnic_hostrq_rx_ctx,
271 msix_handler);
272 prq->txrx_sds_binding = nsds_rings - 1;
273
274 prq->capabilities[0] = cpu_to_le32(cap);
275 prq->host_int_crb_mode =
276 cpu_to_le32(QLCNIC_HOST_INT_CRB_MODE_SHARED);
277 prq->host_rds_crb_mode =
278 cpu_to_le32(QLCNIC_HOST_RDS_CRB_MODE_UNIQUE);
279
280 prq->num_rds_rings = cpu_to_le16(nrds_rings);
281 prq->num_sds_rings = cpu_to_le16(nsds_rings);
282 prq->rds_ring_offset = 0;
283
284 val = le32_to_cpu(prq->rds_ring_offset) +
285 (sizeof(struct qlcnic_hostrq_rds_ring) * nrds_rings);
286 prq->sds_ring_offset = cpu_to_le32(val);
287
288 prq_rds = (struct qlcnic_hostrq_rds_ring *)(prq->data +
289 le32_to_cpu(prq->rds_ring_offset));
290
291 for (i = 0; i < nrds_rings; i++) {
292
293 rds_ring = &recv_ctx->rds_rings[i];
294 rds_ring->producer = 0;
295
296 prq_rds[i].host_phys_addr = cpu_to_le64(rds_ring->phys_addr);
297 prq_rds[i].ring_size = cpu_to_le32(rds_ring->num_desc);
298 prq_rds[i].ring_kind = cpu_to_le32(i);
299 prq_rds[i].buff_size = cpu_to_le64(rds_ring->dma_size);
300 }
301
302 prq_sds = (struct qlcnic_hostrq_sds_ring *)(prq->data +
303 le32_to_cpu(prq->sds_ring_offset));
304
305 for (i = 0; i < nsds_rings; i++) {
306
307 sds_ring = &recv_ctx->sds_rings[i];
308 sds_ring->consumer = 0;
309 memset(sds_ring->desc_head, 0, STATUS_DESC_RINGSIZE(sds_ring));
310
311 prq_sds[i].host_phys_addr = cpu_to_le64(sds_ring->phys_addr);
312 prq_sds[i].ring_size = cpu_to_le32(sds_ring->num_desc);
313 prq_sds[i].msi_index = cpu_to_le16(i);
314 }
315
316 phys_addr = hostrq_phys_addr;
317 memset(&cmd, 0, sizeof(cmd));
318 cmd.req.arg1 = (u32) (phys_addr >> 32);
319 cmd.req.arg2 = (u32) (phys_addr & 0xffffffff);
320 cmd.req.arg3 = rq_size;
321 cmd.req.cmd = QLCNIC_CDRP_CMD_CREATE_RX_CTX;
322 qlcnic_issue_cmd(adapter, &cmd);
323 err = cmd.rsp.cmd;
324 if (err) {
325 dev_err(&adapter->pdev->dev,
326 "Failed to create rx ctx in firmware%d\n", err);
327 goto out_free_rsp;
328 }
329
330
331 prsp_rds = ((struct qlcnic_cardrsp_rds_ring *)
332 &prsp->data[le32_to_cpu(prsp->rds_ring_offset)]);
333
334 for (i = 0; i < le16_to_cpu(prsp->num_rds_rings); i++) {
335 rds_ring = &recv_ctx->rds_rings[i];
336
337 reg = le32_to_cpu(prsp_rds[i].host_producer_crb);
338 rds_ring->crb_rcv_producer = adapter->ahw->pci_base0 + reg;
339 }
340
341 prsp_sds = ((struct qlcnic_cardrsp_sds_ring *)
342 &prsp->data[le32_to_cpu(prsp->sds_ring_offset)]);
343
344 for (i = 0; i < le16_to_cpu(prsp->num_sds_rings); i++) {
345 sds_ring = &recv_ctx->sds_rings[i];
346
347 reg = le32_to_cpu(prsp_sds[i].host_consumer_crb);
348 reg2 = le32_to_cpu(prsp_sds[i].interrupt_crb);
349
350 sds_ring->crb_sts_consumer = adapter->ahw->pci_base0 + reg;
351 sds_ring->crb_intr_mask = adapter->ahw->pci_base0 + reg2;
352 }
353
354 recv_ctx->state = le32_to_cpu(prsp->host_ctx_state);
355 recv_ctx->context_id = le16_to_cpu(prsp->context_id);
356 recv_ctx->virt_port = prsp->virt_port;
357
358 out_free_rsp:
359 dma_free_coherent(&adapter->pdev->dev, rsp_size, prsp,
360 cardrsp_phys_addr);
361 out_free_rq:
362 dma_free_coherent(&adapter->pdev->dev, rq_size, prq, hostrq_phys_addr);
363 return err;
364 }
365
366 static void
367 qlcnic_fw_cmd_destroy_rx_ctx(struct qlcnic_adapter *adapter)
368 {
369 struct qlcnic_cmd_args cmd;
370 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
371
372 memset(&cmd, 0, sizeof(cmd));
373 cmd.req.arg1 = recv_ctx->context_id;
374 cmd.req.arg2 = QLCNIC_DESTROY_CTX_RESET;
375 cmd.req.arg3 = 0;
376 cmd.req.cmd = QLCNIC_CDRP_CMD_DESTROY_RX_CTX;
377 qlcnic_issue_cmd(adapter, &cmd);
378 if (cmd.rsp.cmd)
379 dev_err(&adapter->pdev->dev,
380 "Failed to destroy rx ctx in firmware\n");
381
382 recv_ctx->state = QLCNIC_HOST_CTX_STATE_FREED;
383 }
384
385 static int
386 qlcnic_fw_cmd_create_tx_ctx(struct qlcnic_adapter *adapter)
387 {
388 struct qlcnic_hostrq_tx_ctx *prq;
389 struct qlcnic_hostrq_cds_ring *prq_cds;
390 struct qlcnic_cardrsp_tx_ctx *prsp;
391 void *rq_addr, *rsp_addr;
392 size_t rq_size, rsp_size;
393 u32 temp;
394 struct qlcnic_cmd_args cmd;
395 int err;
396 u64 phys_addr;
397 dma_addr_t rq_phys_addr, rsp_phys_addr;
398 struct qlcnic_host_tx_ring *tx_ring = adapter->tx_ring;
399
400 /* reset host resources */
401 tx_ring->producer = 0;
402 tx_ring->sw_consumer = 0;
403 *(tx_ring->hw_consumer) = 0;
404
405 rq_size = SIZEOF_HOSTRQ_TX(struct qlcnic_hostrq_tx_ctx);
406 rq_addr = dma_alloc_coherent(&adapter->pdev->dev, rq_size,
407 &rq_phys_addr, GFP_KERNEL);
408 if (!rq_addr)
409 return -ENOMEM;
410
411 rsp_size = SIZEOF_CARDRSP_TX(struct qlcnic_cardrsp_tx_ctx);
412 rsp_addr = dma_alloc_coherent(&adapter->pdev->dev, rsp_size,
413 &rsp_phys_addr, GFP_KERNEL);
414 if (!rsp_addr) {
415 err = -ENOMEM;
416 goto out_free_rq;
417 }
418
419 memset(rq_addr, 0, rq_size);
420 prq = rq_addr;
421
422 memset(rsp_addr, 0, rsp_size);
423 prsp = rsp_addr;
424
425 prq->host_rsp_dma_addr = cpu_to_le64(rsp_phys_addr);
426
427 temp = (QLCNIC_CAP0_LEGACY_CONTEXT | QLCNIC_CAP0_LEGACY_MN |
428 QLCNIC_CAP0_LSO);
429 prq->capabilities[0] = cpu_to_le32(temp);
430
431 prq->host_int_crb_mode =
432 cpu_to_le32(QLCNIC_HOST_INT_CRB_MODE_SHARED);
433
434 prq->interrupt_ctl = 0;
435 prq->msi_index = 0;
436 prq->cmd_cons_dma_addr = cpu_to_le64(tx_ring->hw_cons_phys_addr);
437
438 prq_cds = &prq->cds_ring;
439
440 prq_cds->host_phys_addr = cpu_to_le64(tx_ring->phys_addr);
441 prq_cds->ring_size = cpu_to_le32(tx_ring->num_desc);
442
443 phys_addr = rq_phys_addr;
444 memset(&cmd, 0, sizeof(cmd));
445 cmd.req.arg1 = (u32)(phys_addr >> 32);
446 cmd.req.arg2 = ((u32)phys_addr & 0xffffffff);
447 cmd.req.arg3 = rq_size;
448 cmd.req.cmd = QLCNIC_CDRP_CMD_CREATE_TX_CTX;
449 qlcnic_issue_cmd(adapter, &cmd);
450 err = cmd.rsp.cmd;
451
452 if (err == QLCNIC_RCODE_SUCCESS) {
453 temp = le32_to_cpu(prsp->cds_ring.host_producer_crb);
454 tx_ring->crb_cmd_producer = adapter->ahw->pci_base0 + temp;
455
456 adapter->tx_context_id =
457 le16_to_cpu(prsp->context_id);
458 } else {
459 dev_err(&adapter->pdev->dev,
460 "Failed to create tx ctx in firmware%d\n", err);
461 err = -EIO;
462 }
463
464 dma_free_coherent(&adapter->pdev->dev, rsp_size, rsp_addr,
465 rsp_phys_addr);
466
467 out_free_rq:
468 dma_free_coherent(&adapter->pdev->dev, rq_size, rq_addr, rq_phys_addr);
469
470 return err;
471 }
472
473 static void
474 qlcnic_fw_cmd_destroy_tx_ctx(struct qlcnic_adapter *adapter)
475 {
476 struct qlcnic_cmd_args cmd;
477
478 memset(&cmd, 0, sizeof(cmd));
479 cmd.req.arg1 = adapter->tx_context_id;
480 cmd.req.arg2 = QLCNIC_DESTROY_CTX_RESET;
481 cmd.req.arg3 = 0;
482 cmd.req.cmd = QLCNIC_CDRP_CMD_DESTROY_TX_CTX;
483 qlcnic_issue_cmd(adapter, &cmd);
484 if (cmd.rsp.cmd)
485 dev_err(&adapter->pdev->dev,
486 "Failed to destroy tx ctx in firmware\n");
487 }
488
489 int
490 qlcnic_fw_cmd_set_port(struct qlcnic_adapter *adapter, u32 config)
491 {
492 struct qlcnic_cmd_args cmd;
493
494 memset(&cmd, 0, sizeof(cmd));
495 cmd.req.arg1 = config;
496 cmd.req.cmd = QLCNIC_CDRP_CMD_CONFIG_PORT;
497 qlcnic_issue_cmd(adapter, &cmd);
498
499 return cmd.rsp.cmd;
500 }
501
502 int qlcnic_alloc_hw_resources(struct qlcnic_adapter *adapter)
503 {
504 void *addr;
505 int err;
506 int ring;
507 struct qlcnic_recv_context *recv_ctx;
508 struct qlcnic_host_rds_ring *rds_ring;
509 struct qlcnic_host_sds_ring *sds_ring;
510 struct qlcnic_host_tx_ring *tx_ring;
511
512 struct pci_dev *pdev = adapter->pdev;
513
514 recv_ctx = adapter->recv_ctx;
515 tx_ring = adapter->tx_ring;
516
517 tx_ring->hw_consumer = (__le32 *) dma_alloc_coherent(&pdev->dev,
518 sizeof(u32), &tx_ring->hw_cons_phys_addr, GFP_KERNEL);
519 if (tx_ring->hw_consumer == NULL) {
520 dev_err(&pdev->dev, "failed to allocate tx consumer\n");
521 return -ENOMEM;
522 }
523
524 /* cmd desc ring */
525 addr = dma_alloc_coherent(&pdev->dev, TX_DESC_RINGSIZE(tx_ring),
526 &tx_ring->phys_addr, GFP_KERNEL);
527
528 if (addr == NULL) {
529 dev_err(&pdev->dev, "failed to allocate tx desc ring\n");
530 err = -ENOMEM;
531 goto err_out_free;
532 }
533
534 tx_ring->desc_head = addr;
535
536 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
537 rds_ring = &recv_ctx->rds_rings[ring];
538 addr = dma_alloc_coherent(&adapter->pdev->dev,
539 RCV_DESC_RINGSIZE(rds_ring),
540 &rds_ring->phys_addr, GFP_KERNEL);
541 if (addr == NULL) {
542 dev_err(&pdev->dev,
543 "failed to allocate rds ring [%d]\n", ring);
544 err = -ENOMEM;
545 goto err_out_free;
546 }
547 rds_ring->desc_head = addr;
548
549 }
550
551 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
552 sds_ring = &recv_ctx->sds_rings[ring];
553
554 addr = dma_alloc_coherent(&adapter->pdev->dev,
555 STATUS_DESC_RINGSIZE(sds_ring),
556 &sds_ring->phys_addr, GFP_KERNEL);
557 if (addr == NULL) {
558 dev_err(&pdev->dev,
559 "failed to allocate sds ring [%d]\n", ring);
560 err = -ENOMEM;
561 goto err_out_free;
562 }
563 sds_ring->desc_head = addr;
564 }
565
566 return 0;
567
568 err_out_free:
569 qlcnic_free_hw_resources(adapter);
570 return err;
571 }
572
573
574 int qlcnic_fw_create_ctx(struct qlcnic_adapter *adapter)
575 {
576 int err;
577
578 if (adapter->flags & QLCNIC_NEED_FLR) {
579 pci_reset_function(adapter->pdev);
580 adapter->flags &= ~QLCNIC_NEED_FLR;
581 }
582
583 err = qlcnic_fw_cmd_create_rx_ctx(adapter);
584 if (err)
585 return err;
586
587 err = qlcnic_fw_cmd_create_tx_ctx(adapter);
588 if (err) {
589 qlcnic_fw_cmd_destroy_rx_ctx(adapter);
590 return err;
591 }
592
593 set_bit(__QLCNIC_FW_ATTACHED, &adapter->state);
594 return 0;
595 }
596
597 void qlcnic_fw_destroy_ctx(struct qlcnic_adapter *adapter)
598 {
599 if (test_and_clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state)) {
600 qlcnic_fw_cmd_destroy_rx_ctx(adapter);
601 qlcnic_fw_cmd_destroy_tx_ctx(adapter);
602
603 /* Allow dma queues to drain after context reset */
604 mdelay(20);
605 }
606 }
607
608 void qlcnic_free_hw_resources(struct qlcnic_adapter *adapter)
609 {
610 struct qlcnic_recv_context *recv_ctx;
611 struct qlcnic_host_rds_ring *rds_ring;
612 struct qlcnic_host_sds_ring *sds_ring;
613 struct qlcnic_host_tx_ring *tx_ring;
614 int ring;
615
616 recv_ctx = adapter->recv_ctx;
617
618 tx_ring = adapter->tx_ring;
619 if (tx_ring->hw_consumer != NULL) {
620 dma_free_coherent(&adapter->pdev->dev,
621 sizeof(u32),
622 tx_ring->hw_consumer,
623 tx_ring->hw_cons_phys_addr);
624 tx_ring->hw_consumer = NULL;
625 }
626
627 if (tx_ring->desc_head != NULL) {
628 dma_free_coherent(&adapter->pdev->dev,
629 TX_DESC_RINGSIZE(tx_ring),
630 tx_ring->desc_head, tx_ring->phys_addr);
631 tx_ring->desc_head = NULL;
632 }
633
634 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
635 rds_ring = &recv_ctx->rds_rings[ring];
636
637 if (rds_ring->desc_head != NULL) {
638 dma_free_coherent(&adapter->pdev->dev,
639 RCV_DESC_RINGSIZE(rds_ring),
640 rds_ring->desc_head,
641 rds_ring->phys_addr);
642 rds_ring->desc_head = NULL;
643 }
644 }
645
646 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
647 sds_ring = &recv_ctx->sds_rings[ring];
648
649 if (sds_ring->desc_head != NULL) {
650 dma_free_coherent(&adapter->pdev->dev,
651 STATUS_DESC_RINGSIZE(sds_ring),
652 sds_ring->desc_head,
653 sds_ring->phys_addr);
654 sds_ring->desc_head = NULL;
655 }
656 }
657 }
658
659
660 /* Get MAC address of a NIC partition */
661 int qlcnic_get_mac_address(struct qlcnic_adapter *adapter, u8 *mac)
662 {
663 int err;
664 struct qlcnic_cmd_args cmd;
665
666 memset(&cmd, 0, sizeof(cmd));
667 cmd.req.arg1 = adapter->ahw->pci_func | BIT_8;
668 cmd.req.cmd = QLCNIC_CDRP_CMD_MAC_ADDRESS;
669 cmd.rsp.arg1 = cmd.rsp.arg2 = 1;
670 qlcnic_issue_cmd(adapter, &cmd);
671 err = cmd.rsp.cmd;
672
673 if (err == QLCNIC_RCODE_SUCCESS)
674 qlcnic_fetch_mac(adapter, cmd.rsp.arg1, cmd.rsp.arg2, 0, mac);
675 else {
676 dev_err(&adapter->pdev->dev,
677 "Failed to get mac address%d\n", err);
678 err = -EIO;
679 }
680
681 return err;
682 }
683
684 /* Get info of a NIC partition */
685 int qlcnic_get_nic_info(struct qlcnic_adapter *adapter,
686 struct qlcnic_info *npar_info, u8 func_id)
687 {
688 int err;
689 dma_addr_t nic_dma_t;
690 struct qlcnic_info *nic_info;
691 void *nic_info_addr;
692 struct qlcnic_cmd_args cmd;
693 size_t nic_size = sizeof(struct qlcnic_info);
694
695 nic_info_addr = dma_alloc_coherent(&adapter->pdev->dev, nic_size,
696 &nic_dma_t, GFP_KERNEL);
697 if (!nic_info_addr)
698 return -ENOMEM;
699 memset(nic_info_addr, 0, nic_size);
700
701 nic_info = nic_info_addr;
702 memset(&cmd, 0, sizeof(cmd));
703 cmd.req.cmd = QLCNIC_CDRP_CMD_GET_NIC_INFO;
704 cmd.req.arg1 = MSD(nic_dma_t);
705 cmd.req.arg2 = LSD(nic_dma_t);
706 cmd.req.arg3 = (func_id << 16 | nic_size);
707 qlcnic_issue_cmd(adapter, &cmd);
708 err = cmd.rsp.cmd;
709
710 if (err == QLCNIC_RCODE_SUCCESS) {
711 npar_info->pci_func = le16_to_cpu(nic_info->pci_func);
712 npar_info->op_mode = le16_to_cpu(nic_info->op_mode);
713 npar_info->phys_port = le16_to_cpu(nic_info->phys_port);
714 npar_info->switch_mode = le16_to_cpu(nic_info->switch_mode);
715 npar_info->max_tx_ques = le16_to_cpu(nic_info->max_tx_ques);
716 npar_info->max_rx_ques = le16_to_cpu(nic_info->max_rx_ques);
717 npar_info->min_tx_bw = le16_to_cpu(nic_info->min_tx_bw);
718 npar_info->max_tx_bw = le16_to_cpu(nic_info->max_tx_bw);
719 npar_info->capabilities = le32_to_cpu(nic_info->capabilities);
720 npar_info->max_mtu = le16_to_cpu(nic_info->max_mtu);
721
722 dev_info(&adapter->pdev->dev,
723 "phy port: %d switch_mode: %d,\n"
724 "\tmax_tx_q: %d max_rx_q: %d min_tx_bw: 0x%x,\n"
725 "\tmax_tx_bw: 0x%x max_mtu:0x%x, capabilities: 0x%x\n",
726 npar_info->phys_port, npar_info->switch_mode,
727 npar_info->max_tx_ques, npar_info->max_rx_ques,
728 npar_info->min_tx_bw, npar_info->max_tx_bw,
729 npar_info->max_mtu, npar_info->capabilities);
730 } else {
731 dev_err(&adapter->pdev->dev,
732 "Failed to get nic info%d\n", err);
733 err = -EIO;
734 }
735
736 dma_free_coherent(&adapter->pdev->dev, nic_size, nic_info_addr,
737 nic_dma_t);
738 return err;
739 }
740
741 /* Configure a NIC partition */
742 int qlcnic_set_nic_info(struct qlcnic_adapter *adapter, struct qlcnic_info *nic)
743 {
744 int err = -EIO;
745 dma_addr_t nic_dma_t;
746 void *nic_info_addr;
747 struct qlcnic_cmd_args cmd;
748 struct qlcnic_info *nic_info;
749 size_t nic_size = sizeof(struct qlcnic_info);
750
751 if (adapter->op_mode != QLCNIC_MGMT_FUNC)
752 return err;
753
754 nic_info_addr = dma_alloc_coherent(&adapter->pdev->dev, nic_size,
755 &nic_dma_t, GFP_KERNEL);
756 if (!nic_info_addr)
757 return -ENOMEM;
758
759 memset(nic_info_addr, 0, nic_size);
760 nic_info = nic_info_addr;
761
762 nic_info->pci_func = cpu_to_le16(nic->pci_func);
763 nic_info->op_mode = cpu_to_le16(nic->op_mode);
764 nic_info->phys_port = cpu_to_le16(nic->phys_port);
765 nic_info->switch_mode = cpu_to_le16(nic->switch_mode);
766 nic_info->capabilities = cpu_to_le32(nic->capabilities);
767 nic_info->max_mac_filters = nic->max_mac_filters;
768 nic_info->max_tx_ques = cpu_to_le16(nic->max_tx_ques);
769 nic_info->max_rx_ques = cpu_to_le16(nic->max_rx_ques);
770 nic_info->min_tx_bw = cpu_to_le16(nic->min_tx_bw);
771 nic_info->max_tx_bw = cpu_to_le16(nic->max_tx_bw);
772
773 memset(&cmd, 0, sizeof(cmd));
774 cmd.req.cmd = QLCNIC_CDRP_CMD_SET_NIC_INFO;
775 cmd.req.arg1 = MSD(nic_dma_t);
776 cmd.req.arg2 = LSD(nic_dma_t);
777 cmd.req.arg3 = ((nic->pci_func << 16) | nic_size);
778 qlcnic_issue_cmd(adapter, &cmd);
779 err = cmd.rsp.cmd;
780
781 if (err != QLCNIC_RCODE_SUCCESS) {
782 dev_err(&adapter->pdev->dev,
783 "Failed to set nic info%d\n", err);
784 err = -EIO;
785 }
786
787 dma_free_coherent(&adapter->pdev->dev, nic_size, nic_info_addr,
788 nic_dma_t);
789 return err;
790 }
791
792 /* Get PCI Info of a partition */
793 int qlcnic_get_pci_info(struct qlcnic_adapter *adapter,
794 struct qlcnic_pci_info *pci_info)
795 {
796 int err = 0, i;
797 struct qlcnic_cmd_args cmd;
798 dma_addr_t pci_info_dma_t;
799 struct qlcnic_pci_info *npar;
800 void *pci_info_addr;
801 size_t npar_size = sizeof(struct qlcnic_pci_info);
802 size_t pci_size = npar_size * QLCNIC_MAX_PCI_FUNC;
803
804 pci_info_addr = dma_alloc_coherent(&adapter->pdev->dev, pci_size,
805 &pci_info_dma_t, GFP_KERNEL);
806 if (!pci_info_addr)
807 return -ENOMEM;
808 memset(pci_info_addr, 0, pci_size);
809
810 npar = pci_info_addr;
811 memset(&cmd, 0, sizeof(cmd));
812 cmd.req.cmd = QLCNIC_CDRP_CMD_GET_PCI_INFO;
813 cmd.req.arg1 = MSD(pci_info_dma_t);
814 cmd.req.arg2 = LSD(pci_info_dma_t);
815 cmd.req.arg3 = pci_size;
816 qlcnic_issue_cmd(adapter, &cmd);
817 err = cmd.rsp.cmd;
818
819 if (err == QLCNIC_RCODE_SUCCESS) {
820 for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++, npar++, pci_info++) {
821 pci_info->id = le16_to_cpu(npar->id);
822 pci_info->active = le16_to_cpu(npar->active);
823 pci_info->type = le16_to_cpu(npar->type);
824 pci_info->default_port =
825 le16_to_cpu(npar->default_port);
826 pci_info->tx_min_bw =
827 le16_to_cpu(npar->tx_min_bw);
828 pci_info->tx_max_bw =
829 le16_to_cpu(npar->tx_max_bw);
830 memcpy(pci_info->mac, npar->mac, ETH_ALEN);
831 }
832 } else {
833 dev_err(&adapter->pdev->dev,
834 "Failed to get PCI Info%d\n", err);
835 err = -EIO;
836 }
837
838 dma_free_coherent(&adapter->pdev->dev, pci_size, pci_info_addr,
839 pci_info_dma_t);
840 return err;
841 }
842
843 /* Configure eSwitch for port mirroring */
844 int qlcnic_config_port_mirroring(struct qlcnic_adapter *adapter, u8 id,
845 u8 enable_mirroring, u8 pci_func)
846 {
847 int err = -EIO;
848 u32 arg1;
849 struct qlcnic_cmd_args cmd;
850
851 if (adapter->op_mode != QLCNIC_MGMT_FUNC ||
852 !(adapter->eswitch[id].flags & QLCNIC_SWITCH_ENABLE))
853 return err;
854
855 arg1 = id | (enable_mirroring ? BIT_4 : 0);
856 arg1 |= pci_func << 8;
857
858 memset(&cmd, 0, sizeof(cmd));
859 cmd.req.cmd = QLCNIC_CDRP_CMD_SET_PORTMIRRORING;
860 cmd.req.arg1 = arg1;
861 qlcnic_issue_cmd(adapter, &cmd);
862 err = cmd.rsp.cmd;
863
864 if (err != QLCNIC_RCODE_SUCCESS) {
865 dev_err(&adapter->pdev->dev,
866 "Failed to configure port mirroring%d on eswitch:%d\n",
867 pci_func, id);
868 } else {
869 dev_info(&adapter->pdev->dev,
870 "Configured eSwitch %d for port mirroring:%d\n",
871 id, pci_func);
872 }
873
874 return err;
875 }
876
877 int qlcnic_get_port_stats(struct qlcnic_adapter *adapter, const u8 func,
878 const u8 rx_tx, struct __qlcnic_esw_statistics *esw_stats) {
879
880 size_t stats_size = sizeof(struct __qlcnic_esw_statistics);
881 struct __qlcnic_esw_statistics *stats;
882 dma_addr_t stats_dma_t;
883 void *stats_addr;
884 u32 arg1;
885 struct qlcnic_cmd_args cmd;
886 int err;
887
888 if (esw_stats == NULL)
889 return -ENOMEM;
890
891 if (adapter->op_mode != QLCNIC_MGMT_FUNC &&
892 func != adapter->ahw->pci_func) {
893 dev_err(&adapter->pdev->dev,
894 "Not privilege to query stats for func=%d", func);
895 return -EIO;
896 }
897
898 stats_addr = dma_alloc_coherent(&adapter->pdev->dev, stats_size,
899 &stats_dma_t, GFP_KERNEL);
900 if (!stats_addr) {
901 dev_err(&adapter->pdev->dev, "Unable to allocate memory\n");
902 return -ENOMEM;
903 }
904 memset(stats_addr, 0, stats_size);
905
906 arg1 = func | QLCNIC_STATS_VERSION << 8 | QLCNIC_STATS_PORT << 12;
907 arg1 |= rx_tx << 15 | stats_size << 16;
908
909 memset(&cmd, 0, sizeof(cmd));
910 cmd.req.cmd = QLCNIC_CDRP_CMD_GET_ESWITCH_STATS;
911 cmd.req.arg1 = arg1;
912 cmd.req.arg2 = MSD(stats_dma_t);
913 cmd.req.arg3 = LSD(stats_dma_t);
914 qlcnic_issue_cmd(adapter, &cmd);
915 err = cmd.rsp.cmd;
916
917 if (!err) {
918 stats = stats_addr;
919 esw_stats->context_id = le16_to_cpu(stats->context_id);
920 esw_stats->version = le16_to_cpu(stats->version);
921 esw_stats->size = le16_to_cpu(stats->size);
922 esw_stats->multicast_frames =
923 le64_to_cpu(stats->multicast_frames);
924 esw_stats->broadcast_frames =
925 le64_to_cpu(stats->broadcast_frames);
926 esw_stats->unicast_frames = le64_to_cpu(stats->unicast_frames);
927 esw_stats->dropped_frames = le64_to_cpu(stats->dropped_frames);
928 esw_stats->local_frames = le64_to_cpu(stats->local_frames);
929 esw_stats->errors = le64_to_cpu(stats->errors);
930 esw_stats->numbytes = le64_to_cpu(stats->numbytes);
931 }
932
933 dma_free_coherent(&adapter->pdev->dev, stats_size, stats_addr,
934 stats_dma_t);
935 return err;
936 }
937
938 /* This routine will retrieve the MAC statistics from firmware */
939 int qlcnic_get_mac_stats(struct qlcnic_adapter *adapter,
940 struct qlcnic_mac_statistics *mac_stats)
941 {
942 struct qlcnic_mac_statistics *stats;
943 struct qlcnic_cmd_args cmd;
944 size_t stats_size = sizeof(struct qlcnic_mac_statistics);
945 dma_addr_t stats_dma_t;
946 void *stats_addr;
947 int err;
948
949 stats_addr = dma_alloc_coherent(&adapter->pdev->dev, stats_size,
950 &stats_dma_t, GFP_KERNEL);
951 if (!stats_addr) {
952 dev_err(&adapter->pdev->dev,
953 "%s: Unable to allocate memory.\n", __func__);
954 return -ENOMEM;
955 }
956 memset(stats_addr, 0, stats_size);
957 memset(&cmd, 0, sizeof(cmd));
958 cmd.req.cmd = QLCNIC_CDRP_CMD_GET_MAC_STATS;
959 cmd.req.arg1 = stats_size << 16;
960 cmd.req.arg2 = MSD(stats_dma_t);
961 cmd.req.arg3 = LSD(stats_dma_t);
962
963 qlcnic_issue_cmd(adapter, &cmd);
964 err = cmd.rsp.cmd;
965
966 if (!err) {
967 stats = stats_addr;
968 mac_stats->mac_tx_frames = le64_to_cpu(stats->mac_tx_frames);
969 mac_stats->mac_tx_bytes = le64_to_cpu(stats->mac_tx_bytes);
970 mac_stats->mac_tx_mcast_pkts =
971 le64_to_cpu(stats->mac_tx_mcast_pkts);
972 mac_stats->mac_tx_bcast_pkts =
973 le64_to_cpu(stats->mac_tx_bcast_pkts);
974 mac_stats->mac_rx_frames = le64_to_cpu(stats->mac_rx_frames);
975 mac_stats->mac_rx_bytes = le64_to_cpu(stats->mac_rx_bytes);
976 mac_stats->mac_rx_mcast_pkts =
977 le64_to_cpu(stats->mac_rx_mcast_pkts);
978 mac_stats->mac_rx_length_error =
979 le64_to_cpu(stats->mac_rx_length_error);
980 mac_stats->mac_rx_length_small =
981 le64_to_cpu(stats->mac_rx_length_small);
982 mac_stats->mac_rx_length_large =
983 le64_to_cpu(stats->mac_rx_length_large);
984 mac_stats->mac_rx_jabber = le64_to_cpu(stats->mac_rx_jabber);
985 mac_stats->mac_rx_dropped = le64_to_cpu(stats->mac_rx_dropped);
986 mac_stats->mac_rx_crc_error = le64_to_cpu(stats->mac_rx_crc_error);
987 }
988
989 dma_free_coherent(&adapter->pdev->dev, stats_size, stats_addr,
990 stats_dma_t);
991 return err;
992 }
993
994 int qlcnic_get_eswitch_stats(struct qlcnic_adapter *adapter, const u8 eswitch,
995 const u8 rx_tx, struct __qlcnic_esw_statistics *esw_stats) {
996
997 struct __qlcnic_esw_statistics port_stats;
998 u8 i;
999 int ret = -EIO;
1000
1001 if (esw_stats == NULL)
1002 return -ENOMEM;
1003 if (adapter->op_mode != QLCNIC_MGMT_FUNC)
1004 return -EIO;
1005 if (adapter->npars == NULL)
1006 return -EIO;
1007
1008 memset(esw_stats, 0, sizeof(u64));
1009 esw_stats->unicast_frames = QLCNIC_STATS_NOT_AVAIL;
1010 esw_stats->multicast_frames = QLCNIC_STATS_NOT_AVAIL;
1011 esw_stats->broadcast_frames = QLCNIC_STATS_NOT_AVAIL;
1012 esw_stats->dropped_frames = QLCNIC_STATS_NOT_AVAIL;
1013 esw_stats->errors = QLCNIC_STATS_NOT_AVAIL;
1014 esw_stats->local_frames = QLCNIC_STATS_NOT_AVAIL;
1015 esw_stats->numbytes = QLCNIC_STATS_NOT_AVAIL;
1016 esw_stats->context_id = eswitch;
1017
1018 for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) {
1019 if (adapter->npars[i].phy_port != eswitch)
1020 continue;
1021
1022 memset(&port_stats, 0, sizeof(struct __qlcnic_esw_statistics));
1023 if (qlcnic_get_port_stats(adapter, i, rx_tx, &port_stats))
1024 continue;
1025
1026 esw_stats->size = port_stats.size;
1027 esw_stats->version = port_stats.version;
1028 QLCNIC_ADD_ESW_STATS(esw_stats->unicast_frames,
1029 port_stats.unicast_frames);
1030 QLCNIC_ADD_ESW_STATS(esw_stats->multicast_frames,
1031 port_stats.multicast_frames);
1032 QLCNIC_ADD_ESW_STATS(esw_stats->broadcast_frames,
1033 port_stats.broadcast_frames);
1034 QLCNIC_ADD_ESW_STATS(esw_stats->dropped_frames,
1035 port_stats.dropped_frames);
1036 QLCNIC_ADD_ESW_STATS(esw_stats->errors,
1037 port_stats.errors);
1038 QLCNIC_ADD_ESW_STATS(esw_stats->local_frames,
1039 port_stats.local_frames);
1040 QLCNIC_ADD_ESW_STATS(esw_stats->numbytes,
1041 port_stats.numbytes);
1042 ret = 0;
1043 }
1044 return ret;
1045 }
1046
1047 int qlcnic_clear_esw_stats(struct qlcnic_adapter *adapter, const u8 func_esw,
1048 const u8 port, const u8 rx_tx)
1049 {
1050
1051 u32 arg1;
1052 struct qlcnic_cmd_args cmd;
1053
1054 if (adapter->op_mode != QLCNIC_MGMT_FUNC)
1055 return -EIO;
1056
1057 if (func_esw == QLCNIC_STATS_PORT) {
1058 if (port >= QLCNIC_MAX_PCI_FUNC)
1059 goto err_ret;
1060 } else if (func_esw == QLCNIC_STATS_ESWITCH) {
1061 if (port >= QLCNIC_NIU_MAX_XG_PORTS)
1062 goto err_ret;
1063 } else {
1064 goto err_ret;
1065 }
1066
1067 if (rx_tx > QLCNIC_QUERY_TX_COUNTER)
1068 goto err_ret;
1069
1070 arg1 = port | QLCNIC_STATS_VERSION << 8 | func_esw << 12;
1071 arg1 |= BIT_14 | rx_tx << 15;
1072
1073 memset(&cmd, 0, sizeof(cmd));
1074 cmd.req.cmd = QLCNIC_CDRP_CMD_GET_ESWITCH_STATS;
1075 cmd.req.arg1 = arg1;
1076 qlcnic_issue_cmd(adapter, &cmd);
1077 return cmd.rsp.cmd;
1078
1079 err_ret:
1080 dev_err(&adapter->pdev->dev, "Invalid argument func_esw=%d port=%d"
1081 "rx_ctx=%d\n", func_esw, port, rx_tx);
1082 return -EIO;
1083 }
1084
1085 static int
1086 __qlcnic_get_eswitch_port_config(struct qlcnic_adapter *adapter,
1087 u32 *arg1, u32 *arg2)
1088 {
1089 int err = -EIO;
1090 struct qlcnic_cmd_args cmd;
1091 u8 pci_func;
1092 pci_func = (*arg1 >> 8);
1093
1094 cmd.req.cmd = QLCNIC_CDRP_CMD_GET_ESWITCH_PORT_CONFIG;
1095 cmd.req.arg1 = *arg1;
1096 cmd.rsp.arg1 = cmd.rsp.arg2 = 1;
1097 qlcnic_issue_cmd(adapter, &cmd);
1098 *arg1 = cmd.rsp.arg1;
1099 *arg2 = cmd.rsp.arg2;
1100 err = cmd.rsp.cmd;
1101
1102 if (err == QLCNIC_RCODE_SUCCESS) {
1103 dev_info(&adapter->pdev->dev,
1104 "eSwitch port config for pci func %d\n", pci_func);
1105 } else {
1106 dev_err(&adapter->pdev->dev,
1107 "Failed to get eswitch port config for pci func %d\n",
1108 pci_func);
1109 }
1110 return err;
1111 }
1112 /* Configure eSwitch port
1113 op_mode = 0 for setting default port behavior
1114 op_mode = 1 for setting vlan id
1115 op_mode = 2 for deleting vlan id
1116 op_type = 0 for vlan_id
1117 op_type = 1 for port vlan_id
1118 */
1119 int qlcnic_config_switch_port(struct qlcnic_adapter *adapter,
1120 struct qlcnic_esw_func_cfg *esw_cfg)
1121 {
1122 int err = -EIO;
1123 u32 arg1, arg2 = 0;
1124 struct qlcnic_cmd_args cmd;
1125 u8 pci_func;
1126
1127 if (adapter->op_mode != QLCNIC_MGMT_FUNC)
1128 return err;
1129 pci_func = esw_cfg->pci_func;
1130 arg1 = (adapter->npars[pci_func].phy_port & BIT_0);
1131 arg1 |= (pci_func << 8);
1132
1133 if (__qlcnic_get_eswitch_port_config(adapter, &arg1, &arg2))
1134 return err;
1135 arg1 &= ~(0x0ff << 8);
1136 arg1 |= (pci_func << 8);
1137 arg1 &= ~(BIT_2 | BIT_3);
1138 switch (esw_cfg->op_mode) {
1139 case QLCNIC_PORT_DEFAULTS:
1140 arg1 |= (BIT_4 | BIT_6 | BIT_7);
1141 arg2 |= (BIT_0 | BIT_1);
1142 if (adapter->capabilities & QLCNIC_FW_CAPABILITY_TSO)
1143 arg2 |= (BIT_2 | BIT_3);
1144 if (!(esw_cfg->discard_tagged))
1145 arg1 &= ~BIT_4;
1146 if (!(esw_cfg->promisc_mode))
1147 arg1 &= ~BIT_6;
1148 if (!(esw_cfg->mac_override))
1149 arg1 &= ~BIT_7;
1150 if (!(esw_cfg->mac_anti_spoof))
1151 arg2 &= ~BIT_0;
1152 if (!(esw_cfg->offload_flags & BIT_0))
1153 arg2 &= ~(BIT_1 | BIT_2 | BIT_3);
1154 if (!(esw_cfg->offload_flags & BIT_1))
1155 arg2 &= ~BIT_2;
1156 if (!(esw_cfg->offload_flags & BIT_2))
1157 arg2 &= ~BIT_3;
1158 break;
1159 case QLCNIC_ADD_VLAN:
1160 arg1 |= (BIT_2 | BIT_5);
1161 arg1 |= (esw_cfg->vlan_id << 16);
1162 break;
1163 case QLCNIC_DEL_VLAN:
1164 arg1 |= (BIT_3 | BIT_5);
1165 arg1 &= ~(0x0ffff << 16);
1166 break;
1167 default:
1168 return err;
1169 }
1170
1171 memset(&cmd, 0, sizeof(cmd));
1172 cmd.req.cmd = QLCNIC_CDRP_CMD_CONFIGURE_ESWITCH;
1173 cmd.req.arg1 = arg1;
1174 cmd.req.arg2 = arg2;
1175 qlcnic_issue_cmd(adapter, &cmd);
1176
1177 err = cmd.rsp.cmd;
1178 if (err != QLCNIC_RCODE_SUCCESS) {
1179 dev_err(&adapter->pdev->dev,
1180 "Failed to configure eswitch pci func %d\n", pci_func);
1181 } else {
1182 dev_info(&adapter->pdev->dev,
1183 "Configured eSwitch for pci func %d\n", pci_func);
1184 }
1185
1186 return err;
1187 }
1188
1189 int
1190 qlcnic_get_eswitch_port_config(struct qlcnic_adapter *adapter,
1191 struct qlcnic_esw_func_cfg *esw_cfg)
1192 {
1193 u32 arg1, arg2;
1194 u8 phy_port;
1195 if (adapter->op_mode == QLCNIC_MGMT_FUNC)
1196 phy_port = adapter->npars[esw_cfg->pci_func].phy_port;
1197 else
1198 phy_port = adapter->physical_port;
1199 arg1 = phy_port;
1200 arg1 |= (esw_cfg->pci_func << 8);
1201 if (__qlcnic_get_eswitch_port_config(adapter, &arg1, &arg2))
1202 return -EIO;
1203
1204 esw_cfg->discard_tagged = !!(arg1 & BIT_4);
1205 esw_cfg->host_vlan_tag = !!(arg1 & BIT_5);
1206 esw_cfg->promisc_mode = !!(arg1 & BIT_6);
1207 esw_cfg->mac_override = !!(arg1 & BIT_7);
1208 esw_cfg->vlan_id = LSW(arg1 >> 16);
1209 esw_cfg->mac_anti_spoof = (arg2 & 0x1);
1210 esw_cfg->offload_flags = ((arg2 >> 1) & 0x7);
1211
1212 return 0;
1213 }
Linux kernel - Deliverables
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