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qlcnic: NIC Partitioning - Add basic infrastructure support
[net-next-2.6.git] / drivers / net / qlcnic / qlcnic_ctx.c
CommitLineData
af19b491
AKS		 1/*
2 * Copyright (C) 2009 - QLogic Corporation.
3 * All rights reserved.
4 *
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License
7 * as published by the Free Software Foundation; either version 2
8 * of the License, or (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
18 * MA 02111-1307, USA.
19 *
20 * The full GNU General Public License is included in this distribution
21 * in the file called "COPYING".
22 *
23 */
24
25#include "qlcnic.h"
26
af19b491
AKS		 27static u32
28qlcnic_poll_rsp(struct qlcnic_adapter *adapter)
29{
30 u32 rsp;
31 int timeout = 0;
32
33 do {
34 /* give atleast 1ms for firmware to respond */
35 msleep(1);
36
37 if (++timeout > QLCNIC_OS_CRB_RETRY_COUNT)
38 return QLCNIC_CDRP_RSP_TIMEOUT;
39
40 rsp = QLCRD32(adapter, QLCNIC_CDRP_CRB_OFFSET);
41 } while (!QLCNIC_CDRP_IS_RSP(rsp));
42
43 return rsp;
44}
45
7eb9855d 46u32
af19b491
AKS		 47qlcnic_issue_cmd(struct qlcnic_adapter *adapter,
48 u32 pci_fn, u32 version, u32 arg1, u32 arg2, u32 arg3, u32 cmd)
49{
50 u32 rsp;
51 u32 signature;
52 u32 rcode = QLCNIC_RCODE_SUCCESS;
53 struct pci_dev *pdev = adapter->pdev;
54
55 signature = QLCNIC_CDRP_SIGNATURE_MAKE(pci_fn, version);
56
57 /* Acquire semaphore before accessing CRB */
58 if (qlcnic_api_lock(adapter))
59 return QLCNIC_RCODE_TIMEOUT;
60
61 QLCWR32(adapter, QLCNIC_SIGN_CRB_OFFSET, signature);
62 QLCWR32(adapter, QLCNIC_ARG1_CRB_OFFSET, arg1);
63 QLCWR32(adapter, QLCNIC_ARG2_CRB_OFFSET, arg2);
64 QLCWR32(adapter, QLCNIC_ARG3_CRB_OFFSET, arg3);
65 QLCWR32(adapter, QLCNIC_CDRP_CRB_OFFSET, QLCNIC_CDRP_FORM_CMD(cmd));
66
67 rsp = qlcnic_poll_rsp(adapter);
68
69 if (rsp == QLCNIC_CDRP_RSP_TIMEOUT) {
70 dev_err(&pdev->dev, "card response timeout.\n");
71 rcode = QLCNIC_RCODE_TIMEOUT;
72 } else if (rsp == QLCNIC_CDRP_RSP_FAIL) {
73 rcode = QLCRD32(adapter, QLCNIC_ARG1_CRB_OFFSET);
74 dev_err(&pdev->dev, "failed card response code:0x%x\n",
75 rcode);
76 }
77
78 /* Release semaphore */
79 qlcnic_api_unlock(adapter);
80
81 return rcode;
82}
83
84int
85qlcnic_fw_cmd_set_mtu(struct qlcnic_adapter *adapter, int mtu)
86{
87 struct qlcnic_recv_context *recv_ctx = &adapter->recv_ctx;
88
89 if (recv_ctx->state == QLCNIC_HOST_CTX_STATE_ACTIVE) {
90 if (qlcnic_issue_cmd(adapter,
2e9d722d
AC		 91 adapter->ahw.pci_func,
92 adapter->fw_hal_version,
93 recv_ctx->context_id,
94 mtu,
95 0,
96 QLCNIC_CDRP_CMD_SET_MTU)) {
af19b491
AKS		 97
98 dev_err(&adapter->pdev->dev, "Failed to set mtu\n");
99 return -EIO;
100 }
101 }
102
103 return 0;
104}
105
106static int
107qlcnic_fw_cmd_create_rx_ctx(struct qlcnic_adapter *adapter)
108{
109 void *addr;
110 struct qlcnic_hostrq_rx_ctx *prq;
111 struct qlcnic_cardrsp_rx_ctx *prsp;
112 struct qlcnic_hostrq_rds_ring *prq_rds;
113 struct qlcnic_hostrq_sds_ring *prq_sds;
114 struct qlcnic_cardrsp_rds_ring *prsp_rds;
115 struct qlcnic_cardrsp_sds_ring *prsp_sds;
116 struct qlcnic_host_rds_ring *rds_ring;
117 struct qlcnic_host_sds_ring *sds_ring;
118
119 dma_addr_t hostrq_phys_addr, cardrsp_phys_addr;
120 u64 phys_addr;
121
122 int i, nrds_rings, nsds_rings;
123 size_t rq_size, rsp_size;
2e9d722d 124 u32 cap, reg, val, reg2;
af19b491
AKS		 125 int err;
126
127 struct qlcnic_recv_context *recv_ctx = &adapter->recv_ctx;
128
129 nrds_rings = adapter->max_rds_rings;
130 nsds_rings = adapter->max_sds_rings;
131
132 rq_size =
133 SIZEOF_HOSTRQ_RX(struct qlcnic_hostrq_rx_ctx, nrds_rings,
134 nsds_rings);
135 rsp_size =
136 SIZEOF_CARDRSP_RX(struct qlcnic_cardrsp_rx_ctx, nrds_rings,
137 nsds_rings);
138
139 addr = pci_alloc_consistent(adapter->pdev,
140 rq_size, &hostrq_phys_addr);
141 if (addr == NULL)
142 return -ENOMEM;
143 prq = (struct qlcnic_hostrq_rx_ctx *)addr;
144
145 addr = pci_alloc_consistent(adapter->pdev,
146 rsp_size, &cardrsp_phys_addr);
147 if (addr == NULL) {
148 err = -ENOMEM;
149 goto out_free_rq;
150 }
151 prsp = (struct qlcnic_cardrsp_rx_ctx *)addr;
152
153 prq->host_rsp_dma_addr = cpu_to_le64(cardrsp_phys_addr);
154
155 cap = (QLCNIC_CAP0_LEGACY_CONTEXT | QLCNIC_CAP0_LEGACY_MN);
156 cap |= (QLCNIC_CAP0_JUMBO_CONTIGUOUS | QLCNIC_CAP0_LRO_CONTIGUOUS);
157
158 prq->capabilities[0] = cpu_to_le32(cap);
159 prq->host_int_crb_mode =
160 cpu_to_le32(QLCNIC_HOST_INT_CRB_MODE_SHARED);
161 prq->host_rds_crb_mode =
162 cpu_to_le32(QLCNIC_HOST_RDS_CRB_MODE_UNIQUE);
163
164 prq->num_rds_rings = cpu_to_le16(nrds_rings);
165 prq->num_sds_rings = cpu_to_le16(nsds_rings);
166 prq->rds_ring_offset = cpu_to_le32(0);
167
168 val = le32_to_cpu(prq->rds_ring_offset) +
169 (sizeof(struct qlcnic_hostrq_rds_ring) * nrds_rings);
170 prq->sds_ring_offset = cpu_to_le32(val);
171
172 prq_rds = (struct qlcnic_hostrq_rds_ring *)(prq->data +
173 le32_to_cpu(prq->rds_ring_offset));
174
175 for (i = 0; i < nrds_rings; i++) {
176
177 rds_ring = &recv_ctx->rds_rings[i];
178
179 prq_rds[i].host_phys_addr = cpu_to_le64(rds_ring->phys_addr);
180 prq_rds[i].ring_size = cpu_to_le32(rds_ring->num_desc);
181 prq_rds[i].ring_kind = cpu_to_le32(i);
182 prq_rds[i].buff_size = cpu_to_le64(rds_ring->dma_size);
183 }
184
185 prq_sds = (struct qlcnic_hostrq_sds_ring *)(prq->data +
186 le32_to_cpu(prq->sds_ring_offset));
187
188 for (i = 0; i < nsds_rings; i++) {
189
190 sds_ring = &recv_ctx->sds_rings[i];
191
192 prq_sds[i].host_phys_addr = cpu_to_le64(sds_ring->phys_addr);
193 prq_sds[i].ring_size = cpu_to_le32(sds_ring->num_desc);
194 prq_sds[i].msi_index = cpu_to_le16(i);
195 }
196
197 phys_addr = hostrq_phys_addr;
198 err = qlcnic_issue_cmd(adapter,
199 adapter->ahw.pci_func,
2e9d722d 200 adapter->fw_hal_version,
af19b491
AKS		 201 (u32)(phys_addr >> 32),
202 (u32)(phys_addr & 0xffffffff),
203 rq_size,
204 QLCNIC_CDRP_CMD_CREATE_RX_CTX);
205 if (err) {
206 dev_err(&adapter->pdev->dev,
207 "Failed to create rx ctx in firmware%d\n", err);
208 goto out_free_rsp;
209 }
210
211
212 prsp_rds = ((struct qlcnic_cardrsp_rds_ring *)
213 &prsp->data[le32_to_cpu(prsp->rds_ring_offset)]);
214
215 for (i = 0; i < le16_to_cpu(prsp->num_rds_rings); i++) {
216 rds_ring = &recv_ctx->rds_rings[i];
217
218 reg = le32_to_cpu(prsp_rds[i].host_producer_crb);
2e9d722d
AC		 219 if (adapter->fw_hal_version == QLCNIC_FW_BASE)
220 rds_ring->crb_rcv_producer = qlcnic_get_ioaddr(adapter,
af19b491 221 QLCNIC_REG(reg - 0x200));
2e9d722d
AC		 222 else
223 rds_ring->crb_rcv_producer = adapter->ahw.pci_base0 +
224 reg;
af19b491
AKS		 225 }
226
227 prsp_sds = ((struct qlcnic_cardrsp_sds_ring *)
228 &prsp->data[le32_to_cpu(prsp->sds_ring_offset)]);
229
230 for (i = 0; i < le16_to_cpu(prsp->num_sds_rings); i++) {
231 sds_ring = &recv_ctx->sds_rings[i];
232
233 reg = le32_to_cpu(prsp_sds[i].host_consumer_crb);
2e9d722d 234 reg2 = le32_to_cpu(prsp_sds[i].interrupt_crb);
af19b491 235
2e9d722d
AC		 236 if (adapter->fw_hal_version == QLCNIC_FW_BASE) {
237 sds_ring->crb_sts_consumer = qlcnic_get_ioaddr(adapter,
af19b491 238 QLCNIC_REG(reg - 0x200));
2e9d722d
AC		 239 sds_ring->crb_intr_mask = qlcnic_get_ioaddr(adapter,
240 QLCNIC_REG(reg2 - 0x200));
241 } else {
242 sds_ring->crb_sts_consumer = adapter->ahw.pci_base0 +
243 reg;
244 sds_ring->crb_intr_mask = adapter->ahw.pci_base0 + reg2;
245 }
af19b491
AKS		 246 }
247
248 recv_ctx->state = le32_to_cpu(prsp->host_ctx_state);
249 recv_ctx->context_id = le16_to_cpu(prsp->context_id);
250 recv_ctx->virt_port = prsp->virt_port;
251
252out_free_rsp:
253 pci_free_consistent(adapter->pdev, rsp_size, prsp, cardrsp_phys_addr);
254out_free_rq:
255 pci_free_consistent(adapter->pdev, rq_size, prq, hostrq_phys_addr);
256 return err;
257}
258
259static void
260qlcnic_fw_cmd_destroy_rx_ctx(struct qlcnic_adapter *adapter)
261{
262 struct qlcnic_recv_context *recv_ctx = &adapter->recv_ctx;
263
264 if (qlcnic_issue_cmd(adapter,
265 adapter->ahw.pci_func,
2e9d722d 266 adapter->fw_hal_version,
af19b491
AKS		 267 recv_ctx->context_id,
268 QLCNIC_DESTROY_CTX_RESET,
269 0,
270 QLCNIC_CDRP_CMD_DESTROY_RX_CTX)) {
271
272 dev_err(&adapter->pdev->dev,
273 "Failed to destroy rx ctx in firmware\n");
274 }
275}
276
277static int
278qlcnic_fw_cmd_create_tx_ctx(struct qlcnic_adapter *adapter)
279{
280 struct qlcnic_hostrq_tx_ctx *prq;
281 struct qlcnic_hostrq_cds_ring *prq_cds;
282 struct qlcnic_cardrsp_tx_ctx *prsp;
283 void *rq_addr, *rsp_addr;
284 size_t rq_size, rsp_size;
285 u32 temp;
286 int err;
287 u64 phys_addr;
288 dma_addr_t rq_phys_addr, rsp_phys_addr;
289 struct qlcnic_host_tx_ring *tx_ring = adapter->tx_ring;
290
291 rq_size = SIZEOF_HOSTRQ_TX(struct qlcnic_hostrq_tx_ctx);
292 rq_addr = pci_alloc_consistent(adapter->pdev,
293 rq_size, &rq_phys_addr);
294 if (!rq_addr)
295 return -ENOMEM;
296
297 rsp_size = SIZEOF_CARDRSP_TX(struct qlcnic_cardrsp_tx_ctx);
298 rsp_addr = pci_alloc_consistent(adapter->pdev,
299 rsp_size, &rsp_phys_addr);
300 if (!rsp_addr) {
301 err = -ENOMEM;
302 goto out_free_rq;
303 }
304
305 memset(rq_addr, 0, rq_size);
306 prq = (struct qlcnic_hostrq_tx_ctx *)rq_addr;
307
308 memset(rsp_addr, 0, rsp_size);
309 prsp = (struct qlcnic_cardrsp_tx_ctx *)rsp_addr;
310
311 prq->host_rsp_dma_addr = cpu_to_le64(rsp_phys_addr);
312
313 temp = (QLCNIC_CAP0_LEGACY_CONTEXT | QLCNIC_CAP0_LEGACY_MN |
314 QLCNIC_CAP0_LSO);
315 prq->capabilities[0] = cpu_to_le32(temp);
316
317 prq->host_int_crb_mode =
318 cpu_to_le32(QLCNIC_HOST_INT_CRB_MODE_SHARED);
319
320 prq->interrupt_ctl = 0;
321 prq->msi_index = 0;
322 prq->cmd_cons_dma_addr = cpu_to_le64(tx_ring->hw_cons_phys_addr);
323
324 prq_cds = &prq->cds_ring;
325
326 prq_cds->host_phys_addr = cpu_to_le64(tx_ring->phys_addr);
327 prq_cds->ring_size = cpu_to_le32(tx_ring->num_desc);
328
329 phys_addr = rq_phys_addr;
330 err = qlcnic_issue_cmd(adapter,
331 adapter->ahw.pci_func,
2e9d722d 332 adapter->fw_hal_version,
af19b491
AKS		 333 (u32)(phys_addr >> 32),
334 ((u32)phys_addr & 0xffffffff),
335 rq_size,
336 QLCNIC_CDRP_CMD_CREATE_TX_CTX);
337
338 if (err == QLCNIC_RCODE_SUCCESS) {
339 temp = le32_to_cpu(prsp->cds_ring.host_producer_crb);
2e9d722d
AC		 340 if (adapter->fw_hal_version == QLCNIC_FW_BASE)
341 tx_ring->crb_cmd_producer = qlcnic_get_ioaddr(adapter,
af19b491 342 QLCNIC_REG(temp - 0x200));
2e9d722d
AC		 343 else
344 tx_ring->crb_cmd_producer = adapter->ahw.pci_base0 +
345 temp;
af19b491
AKS		 346
347 adapter->tx_context_id =
348 le16_to_cpu(prsp->context_id);
349 } else {
350 dev_err(&adapter->pdev->dev,
351 "Failed to create tx ctx in firmware%d\n", err);
352 err = -EIO;
353 }
354
355 pci_free_consistent(adapter->pdev, rsp_size, rsp_addr, rsp_phys_addr);
356
357out_free_rq:
358 pci_free_consistent(adapter->pdev, rq_size, rq_addr, rq_phys_addr);
359
360 return err;
361}
362
363static void
364qlcnic_fw_cmd_destroy_tx_ctx(struct qlcnic_adapter *adapter)
365{
366 if (qlcnic_issue_cmd(adapter,
367 adapter->ahw.pci_func,
2e9d722d 368 adapter->fw_hal_version,
af19b491
AKS		 369 adapter->tx_context_id,
370 QLCNIC_DESTROY_CTX_RESET,
371 0,
372 QLCNIC_CDRP_CMD_DESTROY_TX_CTX)) {
373
374 dev_err(&adapter->pdev->dev,
375 "Failed to destroy tx ctx in firmware\n");
376 }
377}
378
379int
380qlcnic_fw_cmd_query_phy(struct qlcnic_adapter *adapter, u32 reg, u32 *val)
381{
382
383 if (qlcnic_issue_cmd(adapter,
384 adapter->ahw.pci_func,
2e9d722d 385 adapter->fw_hal_version,
af19b491
AKS		 386 reg,
387 0,
388 0,
389 QLCNIC_CDRP_CMD_READ_PHY)) {
390
391 return -EIO;
392 }
393
394 return QLCRD32(adapter, QLCNIC_ARG1_CRB_OFFSET);
395}
396
397int
398qlcnic_fw_cmd_set_phy(struct qlcnic_adapter *adapter, u32 reg, u32 val)
399{
400 return qlcnic_issue_cmd(adapter,
401 adapter->ahw.pci_func,
2e9d722d 402 adapter->fw_hal_version,
af19b491
AKS		 403 reg,
404 val,
405 0,
406 QLCNIC_CDRP_CMD_WRITE_PHY);
407}
408
409int qlcnic_alloc_hw_resources(struct qlcnic_adapter *adapter)
410{
411 void *addr;
412 int err;
413 int ring;
414 struct qlcnic_recv_context *recv_ctx;
415 struct qlcnic_host_rds_ring *rds_ring;
416 struct qlcnic_host_sds_ring *sds_ring;
417 struct qlcnic_host_tx_ring *tx_ring;
418
419 struct pci_dev *pdev = adapter->pdev;
420
421 recv_ctx = &adapter->recv_ctx;
422 tx_ring = adapter->tx_ring;
423
424 tx_ring->hw_consumer = (__le32 *)pci_alloc_consistent(pdev, sizeof(u32),
425 &tx_ring->hw_cons_phys_addr);
426 if (tx_ring->hw_consumer == NULL) {
427 dev_err(&pdev->dev, "failed to allocate tx consumer\n");
428 return -ENOMEM;
429 }
430 *(tx_ring->hw_consumer) = 0;
431
432 /* cmd desc ring */
433 addr = pci_alloc_consistent(pdev, TX_DESC_RINGSIZE(tx_ring),
434 &tx_ring->phys_addr);
435
436 if (addr == NULL) {
437 dev_err(&pdev->dev, "failed to allocate tx desc ring\n");
aadd8184
AC		 438 err = -ENOMEM;
439 goto err_out_free;
af19b491
AKS		 440 }
441
442 tx_ring->desc_head = (struct cmd_desc_type0 *)addr;
443
444 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
445 rds_ring = &recv_ctx->rds_rings[ring];
446 addr = pci_alloc_consistent(adapter->pdev,
447 RCV_DESC_RINGSIZE(rds_ring),
448 &rds_ring->phys_addr);
449 if (addr == NULL) {
450 dev_err(&pdev->dev,
451 "failed to allocate rds ring [%d]\n", ring);
452 err = -ENOMEM;
453 goto err_out_free;
454 }
455 rds_ring->desc_head = (struct rcv_desc *)addr;
456
457 }
458
459 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
460 sds_ring = &recv_ctx->sds_rings[ring];
461
462 addr = pci_alloc_consistent(adapter->pdev,
463 STATUS_DESC_RINGSIZE(sds_ring),
464 &sds_ring->phys_addr);
465 if (addr == NULL) {
466 dev_err(&pdev->dev,
467 "failed to allocate sds ring [%d]\n", ring);
468 err = -ENOMEM;
469 goto err_out_free;
470 }
471 sds_ring->desc_head = (struct status_desc *)addr;
472 }
473
474
475 err = qlcnic_fw_cmd_create_rx_ctx(adapter);
476 if (err)
477 goto err_out_free;
478 err = qlcnic_fw_cmd_create_tx_ctx(adapter);
479 if (err)
480 goto err_out_free;
481
482 set_bit(__QLCNIC_FW_ATTACHED, &adapter->state);
483 return 0;
484
485err_out_free:
486 qlcnic_free_hw_resources(adapter);
487 return err;
488}
489
490void qlcnic_free_hw_resources(struct qlcnic_adapter *adapter)
491{
492 struct qlcnic_recv_context *recv_ctx;
493 struct qlcnic_host_rds_ring *rds_ring;
494 struct qlcnic_host_sds_ring *sds_ring;
495 struct qlcnic_host_tx_ring *tx_ring;
496 int ring;
497
498
499 if (test_and_clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state)) {
500 qlcnic_fw_cmd_destroy_rx_ctx(adapter);
501 qlcnic_fw_cmd_destroy_tx_ctx(adapter);
502
503 /* Allow dma queues to drain after context reset */
504 msleep(20);
505 }
506
507 recv_ctx = &adapter->recv_ctx;
508
509 tx_ring = adapter->tx_ring;
510 if (tx_ring->hw_consumer != NULL) {
511 pci_free_consistent(adapter->pdev,
512 sizeof(u32),
513 tx_ring->hw_consumer,
514 tx_ring->hw_cons_phys_addr);
515 tx_ring->hw_consumer = NULL;
516 }
517
518 if (tx_ring->desc_head != NULL) {
519 pci_free_consistent(adapter->pdev,
520 TX_DESC_RINGSIZE(tx_ring),
521 tx_ring->desc_head, tx_ring->phys_addr);
522 tx_ring->desc_head = NULL;
523 }
524
525 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
526 rds_ring = &recv_ctx->rds_rings[ring];
527
528 if (rds_ring->desc_head != NULL) {
529 pci_free_consistent(adapter->pdev,
530 RCV_DESC_RINGSIZE(rds_ring),
531 rds_ring->desc_head,
532 rds_ring->phys_addr);
533 rds_ring->desc_head = NULL;
534 }
535 }
536
537 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
538 sds_ring = &recv_ctx->sds_rings[ring];
539
540 if (sds_ring->desc_head != NULL) {
541 pci_free_consistent(adapter->pdev,
542 STATUS_DESC_RINGSIZE(sds_ring),
543 sds_ring->desc_head,
544 sds_ring->phys_addr);
545 sds_ring->desc_head = NULL;
546 }
547 }
548}
549
2e9d722d
AC		 550/* Set MAC address of a NIC partition */
551int qlcnic_set_mac_address(struct qlcnic_adapter *adapter, u8* mac)
552{
553 int err = 0;
554 u32 arg1, arg2, arg3;
555
556 arg1 = adapter->ahw.pci_func | BIT_9;
557 arg2 = mac[0] | (mac[1] << 8) | (mac[2] << 16) | (mac[3] << 24);
558 arg3 = mac[4] | (mac[5] << 16);
559
560 err = qlcnic_issue_cmd(adapter,
561 adapter->ahw.pci_func,
562 adapter->fw_hal_version,
563 arg1,
564 arg2,
565 arg3,
566 QLCNIC_CDRP_CMD_MAC_ADDRESS);
567
568 if (err != QLCNIC_RCODE_SUCCESS) {
569 dev_err(&adapter->pdev->dev,
570 "Failed to set mac address%d\n", err);
571 err = -EIO;
572 }
573
574 return err;
575}
576
577/* Get MAC address of a NIC partition */
578int qlcnic_get_mac_address(struct qlcnic_adapter *adapter, u8 *mac)
579{
580 int err;
581 u32 arg1;
582
583 arg1 = adapter->ahw.pci_func | BIT_8;
584 err = qlcnic_issue_cmd(adapter,
585 adapter->ahw.pci_func,
586 adapter->fw_hal_version,
587 arg1,
588 0,
589 0,
590 QLCNIC_CDRP_CMD_MAC_ADDRESS);
591
592 if (err == QLCNIC_RCODE_SUCCESS) {
593 qlcnic_fetch_mac(adapter, QLCNIC_ARG1_CRB_OFFSET,
594 QLCNIC_ARG2_CRB_OFFSET, 0, mac);
595 dev_info(&adapter->pdev->dev, "MAC address: %pM\n", mac);
596 } else {
597 dev_err(&adapter->pdev->dev,
598 "Failed to get mac address%d\n", err);
599 err = -EIO;
600 }
601
602 return err;
603}
604
605/* Get info of a NIC partition */
606int qlcnic_get_nic_info(struct qlcnic_adapter *adapter, u8 func_id)
607{
608 int err;
609 dma_addr_t nic_dma_t;
610 struct qlcnic_info *nic_info;
611 void *nic_info_addr;
612 size_t nic_size = sizeof(struct qlcnic_info);
613
614 nic_info_addr = pci_alloc_consistent(adapter->pdev,
615 nic_size, &nic_dma_t);
616 if (!nic_info_addr)
617 return -ENOMEM;
618 memset(nic_info_addr, 0, nic_size);
619
620 nic_info = (struct qlcnic_info *) nic_info_addr;
621 err = qlcnic_issue_cmd(adapter,
622 adapter->ahw.pci_func,
623 adapter->fw_hal_version,
624 MSD(nic_dma_t),
625 LSD(nic_dma_t),
626 (func_id << 16 | nic_size),
627 QLCNIC_CDRP_CMD_GET_NIC_INFO);
628
629 if (err == QLCNIC_RCODE_SUCCESS) {
630 adapter->physical_port = le16_to_cpu(nic_info->phys_port);
631 adapter->switch_mode = le16_to_cpu(nic_info->switch_mode);
632 adapter->max_tx_ques = le16_to_cpu(nic_info->max_tx_ques);
633 adapter->max_rx_ques = le16_to_cpu(nic_info->max_rx_ques);
634 adapter->min_tx_bw = le16_to_cpu(nic_info->min_tx_bw);
635 adapter->max_tx_bw = le16_to_cpu(nic_info->max_tx_bw);
636 adapter->max_mtu = le16_to_cpu(nic_info->max_mtu);
637 adapter->capabilities = le32_to_cpu(nic_info->capabilities);
638 adapter->max_mac_filters = nic_info->max_mac_filters;
639
640 dev_info(&adapter->pdev->dev,
641 "phy port: %d switch_mode: %d,\n"
642 "\tmax_tx_q: %d max_rx_q: %d min_tx_bw: 0x%x,\n"
643 "\tmax_tx_bw: 0x%x max_mtu:0x%x, capabilities: 0x%x\n",
644 adapter->physical_port, adapter->switch_mode,
645 adapter->max_tx_ques, adapter->max_rx_ques,
646 adapter->min_tx_bw, adapter->max_tx_bw,
647 adapter->max_mtu, adapter->capabilities);
648 } else {
649 dev_err(&adapter->pdev->dev,
650 "Failed to get nic info%d\n", err);
651 err = -EIO;
652 }
653
654 pci_free_consistent(adapter->pdev, nic_size, nic_info_addr, nic_dma_t);
655 return err;
656}
657
658/* Configure a NIC partition */
659int qlcnic_set_nic_info(struct qlcnic_adapter *adapter, struct qlcnic_info *nic)
660{
661 int err = -EIO;
662 u32 func_state;
663 dma_addr_t nic_dma_t;
664 void *nic_info_addr;
665 struct qlcnic_info *nic_info;
666 size_t nic_size = sizeof(struct qlcnic_info);
667
668 if (adapter->op_mode != QLCNIC_MGMT_FUNC)
669 return err;
670
671 if (qlcnic_api_lock(adapter))
672 return err;
673
674 func_state = QLCRD32(adapter, QLCNIC_CRB_DEV_REF_COUNT);
675 if (QLC_DEV_CHECK_ACTIVE(func_state, nic->pci_func)) {
676 qlcnic_api_unlock(adapter);
677 return err;
678 }
679
680 qlcnic_api_unlock(adapter);
681
682 nic_info_addr = pci_alloc_consistent(adapter->pdev, nic_size,
683 &nic_dma_t);
684 if (!nic_info_addr)
685 return -ENOMEM;
686
687 memset(nic_info_addr, 0, nic_size);
688 nic_info = (struct qlcnic_info *)nic_info_addr;
689
690 nic_info->pci_func = cpu_to_le16(nic->pci_func);
691 nic_info->op_mode = cpu_to_le16(nic->op_mode);
692 nic_info->phys_port = cpu_to_le16(nic->phys_port);
693 nic_info->switch_mode = cpu_to_le16(nic->switch_mode);
694 nic_info->capabilities = cpu_to_le32(nic->capabilities);
695 nic_info->max_mac_filters = nic->max_mac_filters;
696 nic_info->max_tx_ques = cpu_to_le16(nic->max_tx_ques);
697 nic_info->max_rx_ques = cpu_to_le16(nic->max_rx_ques);
698 nic_info->min_tx_bw = cpu_to_le16(nic->min_tx_bw);
699 nic_info->max_tx_bw = cpu_to_le16(nic->max_tx_bw);
700
701 err = qlcnic_issue_cmd(adapter,
702 adapter->ahw.pci_func,
703 adapter->fw_hal_version,
704 MSD(nic_dma_t),
705 LSD(nic_dma_t),
706 nic_size,
707 QLCNIC_CDRP_CMD_SET_NIC_INFO);
708
709 if (err != QLCNIC_RCODE_SUCCESS) {
710 dev_err(&adapter->pdev->dev,
711 "Failed to set nic info%d\n", err);
712 err = -EIO;
713 }
714
715 pci_free_consistent(adapter->pdev, nic_size, nic_info_addr, nic_dma_t);
716 return err;
717}
718
719/* Get PCI Info of a partition */
720int qlcnic_get_pci_info(struct qlcnic_adapter *adapter)
721{
722 int err = 0, i;
723 dma_addr_t pci_info_dma_t;
724 struct qlcnic_pci_info *npar;
725 void *pci_info_addr;
726 size_t npar_size = sizeof(struct qlcnic_pci_info);
727 size_t pci_size = npar_size * QLCNIC_MAX_PCI_FUNC;
728
729 pci_info_addr = pci_alloc_consistent(adapter->pdev, pci_size,
730 &pci_info_dma_t);
731 if (!pci_info_addr)
732 return -ENOMEM;
733 memset(pci_info_addr, 0, pci_size);
734
735 if (!adapter->npars)
736 adapter->npars = kzalloc(pci_size, GFP_KERNEL);
737 if (!adapter->npars) {
738 err = -ENOMEM;
739 goto err_npar;
740 }
741
742 if (!adapter->eswitch)
743 adapter->eswitch = kzalloc(sizeof(struct qlcnic_eswitch) *
744 QLCNIC_NIU_MAX_XG_PORTS, GFP_KERNEL);
745 if (!adapter->eswitch) {
746 err = -ENOMEM;
747 goto err_eswitch;
748 }
749
750 npar = (struct qlcnic_pci_info *) pci_info_addr;
751 err = qlcnic_issue_cmd(adapter,
752 adapter->ahw.pci_func,
753 adapter->fw_hal_version,
754 MSD(pci_info_dma_t),
755 LSD(pci_info_dma_t),
756 pci_size,
757 QLCNIC_CDRP_CMD_GET_PCI_INFO);
758
759 if (err == QLCNIC_RCODE_SUCCESS) {
760 for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++, npar++) {
761 adapter->npars[i].id = le32_to_cpu(npar->id);
762 adapter->npars[i].active = le32_to_cpu(npar->active);
763 adapter->npars[i].type = le32_to_cpu(npar->type);
764 adapter->npars[i].default_port =
765 le32_to_cpu(npar->default_port);
766 adapter->npars[i].tx_min_bw =
767 le32_to_cpu(npar->tx_min_bw);
768 adapter->npars[i].tx_max_bw =
769 le32_to_cpu(npar->tx_max_bw);
770 memcpy(adapter->npars[i].mac, npar->mac, ETH_ALEN);
771 }
772 } else {
773 dev_err(&adapter->pdev->dev,
774 "Failed to get PCI Info%d\n", err);
775 kfree(adapter->npars);
776 err = -EIO;
777 }
778 goto err_npar;
779
780err_eswitch:
781 kfree(adapter->npars);
782 adapter->npars = NULL;
783
784err_npar:
785 pci_free_consistent(adapter->pdev, pci_size, pci_info_addr,
786 pci_info_dma_t);
787 return err;
788}
789
790/* Reset a NIC partition */
791
792int qlcnic_reset_partition(struct qlcnic_adapter *adapter, u8 func_no)
793{
794 int err = -EIO;
795
796 if (adapter->op_mode != QLCNIC_MGMT_FUNC)
797 return err;
798
799 err = qlcnic_issue_cmd(adapter,
800 adapter->ahw.pci_func,
801 adapter->fw_hal_version,
802 func_no,
803 0,
804 0,
805 QLCNIC_CDRP_CMD_RESET_NPAR);
806
807 if (err != QLCNIC_RCODE_SUCCESS) {
808 dev_err(&adapter->pdev->dev,
809 "Failed to issue reset partition%d\n", err);
810 err = -EIO;
811 }
812
813 return err;
814}
815
816/* Get eSwitch Capabilities */
817int qlcnic_get_eswitch_capabilities(struct qlcnic_adapter *adapter, u8 port,
818 struct qlcnic_eswitch *eswitch)
819{
820 int err = -EIO;
821 u32 arg1, arg2;
822
823 if (adapter->op_mode == QLCNIC_NON_PRIV_FUNC)
824 return err;
825
826 err = qlcnic_issue_cmd(adapter,
827 adapter->ahw.pci_func,
828 adapter->fw_hal_version,
829 port,
830 0,
831 0,
832 QLCNIC_CDRP_CMD_GET_ESWITCH_CAPABILITY);
833
834 if (err == QLCNIC_RCODE_SUCCESS) {
835 arg1 = QLCRD32(adapter, QLCNIC_ARG1_CRB_OFFSET);
836 arg2 = QLCRD32(adapter, QLCNIC_ARG2_CRB_OFFSET);
837
838 eswitch->port = arg1 & 0xf;
839 eswitch->active_vports = LSB(arg2);
840 eswitch->max_ucast_filters = MSB(arg2);
841 eswitch->max_active_vlans = LSB(MSW(arg2));
842 if (arg1 & BIT_6)
843 eswitch->flags |= QLCNIC_SWITCH_VLAN_FILTERING;
844 if (arg1 & BIT_7)
845 eswitch->flags |= QLCNIC_SWITCH_PROMISC_MODE;
846 if (arg1 & BIT_8)
847 eswitch->flags |= QLCNIC_SWITCH_PORT_MIRRORING;
848 } else {
849 dev_err(&adapter->pdev->dev,
850 "Failed to get eswitch capabilities%d\n", err);
851 }
852
853 return err;
854}
855
856/* Get current status of eswitch */
857int qlcnic_get_eswitch_status(struct qlcnic_adapter *adapter, u8 port,
858 struct qlcnic_eswitch *eswitch)
859{
860 int err = -EIO;
861 u32 arg1, arg2;
862
863 if (adapter->op_mode != QLCNIC_MGMT_FUNC)
864 return err;
865
866 err = qlcnic_issue_cmd(adapter,
867 adapter->ahw.pci_func,
868 adapter->fw_hal_version,
869 port,
870 0,
871 0,
872 QLCNIC_CDRP_CMD_GET_ESWITCH_STATUS);
873
874 if (err == QLCNIC_RCODE_SUCCESS) {
875 arg1 = QLCRD32(adapter, QLCNIC_ARG1_CRB_OFFSET);
876 arg2 = QLCRD32(adapter, QLCNIC_ARG2_CRB_OFFSET);
877
878 eswitch->port = arg1 & 0xf;
879 eswitch->active_vports = LSB(arg2);
880 eswitch->active_ucast_filters = MSB(arg2);
881 eswitch->active_vlans = LSB(MSW(arg2));
882 if (arg1 & BIT_6)
883 eswitch->flags |= QLCNIC_SWITCH_VLAN_FILTERING;
884 if (arg1 & BIT_8)
885 eswitch->flags |= QLCNIC_SWITCH_PORT_MIRRORING;
886
887 } else {
888 dev_err(&adapter->pdev->dev,
889 "Failed to get eswitch status%d\n", err);
890 }
891
892 return err;
893}
894
895/* Enable/Disable eSwitch */
896int qlcnic_toggle_eswitch(struct qlcnic_adapter *adapter, u8 id, u8 enable)
897{
898 int err = -EIO;
899 u32 arg1, arg2;
900 struct qlcnic_eswitch *eswitch;
901
902 if (adapter->op_mode != QLCNIC_MGMT_FUNC)
903 return err;
904
905 eswitch = &adapter->eswitch[id];
906 if (!eswitch)
907 return err;
908
909 arg1 = eswitch->port | (enable ? BIT_4 : 0);
910 arg2 = eswitch->active_vports | (eswitch->max_ucast_filters << 8) |
911 (eswitch->max_active_vlans << 16);
912 err = qlcnic_issue_cmd(adapter,
913 adapter->ahw.pci_func,
914 adapter->fw_hal_version,
915 arg1,
916 arg2,
917 0,
918 QLCNIC_CDRP_CMD_TOGGLE_ESWITCH);
919
920 if (err != QLCNIC_RCODE_SUCCESS) {
921 dev_err(&adapter->pdev->dev,
922 "Failed to enable eswitch%d\n", eswitch->port);
923 eswitch->flags &= ~QLCNIC_SWITCH_ENABLE;
924 err = -EIO;
925 } else {
926 eswitch->flags |= QLCNIC_SWITCH_ENABLE;
927 dev_info(&adapter->pdev->dev,
928 "Enabled eSwitch for port %d\n", eswitch->port);
929 }
930
931 return err;
932}
933
934/* Configure eSwitch for port mirroring */
935int qlcnic_config_port_mirroring(struct qlcnic_adapter *adapter, u8 id,
936 u8 enable_mirroring, u8 pci_func)
937{
938 int err = -EIO;
939 u32 arg1;
940
941 if (adapter->op_mode != QLCNIC_MGMT_FUNC ||
942 !(adapter->eswitch[id].flags & QLCNIC_SWITCH_ENABLE))
943 return err;
944
945 arg1 = id | (enable_mirroring ? BIT_4 : 0);
946 arg1 |= pci_func << 8;
947
948 err = qlcnic_issue_cmd(adapter,
949 adapter->ahw.pci_func,
950 adapter->fw_hal_version,
951 arg1,
952 0,
953 0,
954 QLCNIC_CDRP_CMD_SET_PORTMIRRORING);
955
956 if (err != QLCNIC_RCODE_SUCCESS) {
957 dev_err(&adapter->pdev->dev,
958 "Failed to configure port mirroring%d on eswitch:%d\n",
959 pci_func, id);
960 } else {
961 dev_info(&adapter->pdev->dev,
962 "Configured eSwitch %d for port mirroring:%d\n",
963 id, pci_func);
964 }
965
966 return err;
967}
968
969/* Configure eSwitch port */
970int qlcnic_config_switch_port(struct qlcnic_adapter *adapter, u8 id,
971 int vlan_tagging, u8 discard_tagged, u8 promsc_mode,
972 u8 mac_learn, u8 pci_func, u16 vlan_id)
973{
974 int err = -EIO;
975 u32 arg1;
976 struct qlcnic_eswitch *eswitch;
977
978 if (adapter->op_mode != QLCNIC_MGMT_FUNC)
979 return err;
980
981 eswitch = &adapter->eswitch[id];
982 if (!(eswitch->flags & QLCNIC_SWITCH_ENABLE))
983 return err;
984
985 arg1 = eswitch->port | (discard_tagged ? BIT_4 : 0);
986 arg1 |= (promsc_mode ? BIT_6 : 0) | (mac_learn ? BIT_7 : 0);
987 arg1 |= pci_func << 8;
988 if (vlan_tagging)
989 arg1 |= BIT_5 | (vlan_id << 16);
990
991 err = qlcnic_issue_cmd(adapter,
992 adapter->ahw.pci_func,
993 adapter->fw_hal_version,
994 arg1,
995 0,
996 0,
997 QLCNIC_CDRP_CMD_CONFIGURE_ESWITCH);
998
999 if (err != QLCNIC_RCODE_SUCCESS) {
1000 dev_err(&adapter->pdev->dev,
1001 "Failed to configure eswitch port%d\n", eswitch->port);
1002 eswitch->flags |= QLCNIC_SWITCH_ENABLE;
1003 } else {
1004 eswitch->flags &= ~QLCNIC_SWITCH_ENABLE;
1005 dev_info(&adapter->pdev->dev,
1006 "Configured eSwitch for port %d\n", eswitch->port);
1007 }
1008
1009 return err;
1010}
Clone of davem's net-next-2.6 tree