blob: cdd44b4136ae88d5f391d3bc6b718f68da16316d [file] [log] [blame]
Amit Kumar Salechaaf19b492010-01-13 00:37:25 +00001/*
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
Amit Kumar Salechaaf19b492010-01-13 00:37:25 +000027static 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
Amit Kumar Salecha7eb98552010-02-01 05:24:59 +000046u32
Amit Kumar Salechaaf19b492010-01-13 00:37:25 +000047qlcnic_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,
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +000091 adapter->ahw.pci_func,
92 adapter->fw_hal_version,
93 recv_ctx->context_id,
94 mtu,
95 0,
96 QLCNIC_CDRP_CMD_SET_MTU)) {
Amit Kumar Salechaaf19b492010-01-13 00:37:25 +000097
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;
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000124 u32 cap, reg, val, reg2;
Amit Kumar Salechaaf19b492010-01-13 00:37:25 +0000125 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
schacko8f891382010-06-17 02:56:40 +0000155 cap = (QLCNIC_CAP0_LEGACY_CONTEXT | QLCNIC_CAP0_LEGACY_MN
156 | QLCNIC_CAP0_VALIDOFF);
Amit Kumar Salechaaf19b492010-01-13 00:37:25 +0000157 cap |= (QLCNIC_CAP0_JUMBO_CONTIGUOUS | QLCNIC_CAP0_LRO_CONTIGUOUS);
158
schacko8f891382010-06-17 02:56:40 +0000159 prq->valid_field_offset = offsetof(struct qlcnic_hostrq_rx_ctx,
160 msix_handler);
161 prq->txrx_sds_binding = nsds_rings - 1;
162
Amit Kumar Salechaaf19b492010-01-13 00:37:25 +0000163 prq->capabilities[0] = cpu_to_le32(cap);
164 prq->host_int_crb_mode =
165 cpu_to_le32(QLCNIC_HOST_INT_CRB_MODE_SHARED);
166 prq->host_rds_crb_mode =
167 cpu_to_le32(QLCNIC_HOST_RDS_CRB_MODE_UNIQUE);
168
169 prq->num_rds_rings = cpu_to_le16(nrds_rings);
170 prq->num_sds_rings = cpu_to_le16(nsds_rings);
171 prq->rds_ring_offset = cpu_to_le32(0);
172
173 val = le32_to_cpu(prq->rds_ring_offset) +
174 (sizeof(struct qlcnic_hostrq_rds_ring) * nrds_rings);
175 prq->sds_ring_offset = cpu_to_le32(val);
176
177 prq_rds = (struct qlcnic_hostrq_rds_ring *)(prq->data +
178 le32_to_cpu(prq->rds_ring_offset));
179
180 for (i = 0; i < nrds_rings; i++) {
181
182 rds_ring = &recv_ctx->rds_rings[i];
Amit Kumar Salecha8a15ad12010-06-22 03:19:01 +0000183 rds_ring->producer = 0;
Amit Kumar Salechaaf19b492010-01-13 00:37:25 +0000184
185 prq_rds[i].host_phys_addr = cpu_to_le64(rds_ring->phys_addr);
186 prq_rds[i].ring_size = cpu_to_le32(rds_ring->num_desc);
187 prq_rds[i].ring_kind = cpu_to_le32(i);
188 prq_rds[i].buff_size = cpu_to_le64(rds_ring->dma_size);
189 }
190
191 prq_sds = (struct qlcnic_hostrq_sds_ring *)(prq->data +
192 le32_to_cpu(prq->sds_ring_offset));
193
194 for (i = 0; i < nsds_rings; i++) {
195
196 sds_ring = &recv_ctx->sds_rings[i];
Amit Kumar Salecha8a15ad12010-06-22 03:19:01 +0000197 sds_ring->consumer = 0;
198 memset(sds_ring->desc_head, 0, STATUS_DESC_RINGSIZE(sds_ring));
Amit Kumar Salechaaf19b492010-01-13 00:37:25 +0000199
200 prq_sds[i].host_phys_addr = cpu_to_le64(sds_ring->phys_addr);
201 prq_sds[i].ring_size = cpu_to_le32(sds_ring->num_desc);
202 prq_sds[i].msi_index = cpu_to_le16(i);
203 }
204
205 phys_addr = hostrq_phys_addr;
206 err = qlcnic_issue_cmd(adapter,
207 adapter->ahw.pci_func,
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000208 adapter->fw_hal_version,
Amit Kumar Salechaaf19b492010-01-13 00:37:25 +0000209 (u32)(phys_addr >> 32),
210 (u32)(phys_addr & 0xffffffff),
211 rq_size,
212 QLCNIC_CDRP_CMD_CREATE_RX_CTX);
213 if (err) {
214 dev_err(&adapter->pdev->dev,
215 "Failed to create rx ctx in firmware%d\n", err);
216 goto out_free_rsp;
217 }
218
219
220 prsp_rds = ((struct qlcnic_cardrsp_rds_ring *)
221 &prsp->data[le32_to_cpu(prsp->rds_ring_offset)]);
222
223 for (i = 0; i < le16_to_cpu(prsp->num_rds_rings); i++) {
224 rds_ring = &recv_ctx->rds_rings[i];
225
226 reg = le32_to_cpu(prsp_rds[i].host_producer_crb);
Anirban Chakraborty45918e22010-06-29 07:52:12 +0000227 rds_ring->crb_rcv_producer = adapter->ahw.pci_base0 + reg;
Amit Kumar Salechaaf19b492010-01-13 00:37:25 +0000228 }
229
230 prsp_sds = ((struct qlcnic_cardrsp_sds_ring *)
231 &prsp->data[le32_to_cpu(prsp->sds_ring_offset)]);
232
233 for (i = 0; i < le16_to_cpu(prsp->num_sds_rings); i++) {
234 sds_ring = &recv_ctx->sds_rings[i];
235
236 reg = le32_to_cpu(prsp_sds[i].host_consumer_crb);
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000237 reg2 = le32_to_cpu(prsp_sds[i].interrupt_crb);
Amit Kumar Salechaaf19b492010-01-13 00:37:25 +0000238
Anirban Chakraborty45918e22010-06-29 07:52:12 +0000239 sds_ring->crb_sts_consumer = adapter->ahw.pci_base0 + reg;
240 sds_ring->crb_intr_mask = adapter->ahw.pci_base0 + reg2;
Amit Kumar Salechaaf19b492010-01-13 00:37:25 +0000241 }
242
243 recv_ctx->state = le32_to_cpu(prsp->host_ctx_state);
244 recv_ctx->context_id = le16_to_cpu(prsp->context_id);
245 recv_ctx->virt_port = prsp->virt_port;
246
247out_free_rsp:
248 pci_free_consistent(adapter->pdev, rsp_size, prsp, cardrsp_phys_addr);
249out_free_rq:
250 pci_free_consistent(adapter->pdev, rq_size, prq, hostrq_phys_addr);
251 return err;
252}
253
254static void
255qlcnic_fw_cmd_destroy_rx_ctx(struct qlcnic_adapter *adapter)
256{
257 struct qlcnic_recv_context *recv_ctx = &adapter->recv_ctx;
258
259 if (qlcnic_issue_cmd(adapter,
260 adapter->ahw.pci_func,
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000261 adapter->fw_hal_version,
Amit Kumar Salechaaf19b492010-01-13 00:37:25 +0000262 recv_ctx->context_id,
263 QLCNIC_DESTROY_CTX_RESET,
264 0,
265 QLCNIC_CDRP_CMD_DESTROY_RX_CTX)) {
266
267 dev_err(&adapter->pdev->dev,
268 "Failed to destroy rx ctx in firmware\n");
269 }
Amit Kumar Salechad626ad42010-06-22 03:19:04 +0000270
271 recv_ctx->state = QLCNIC_HOST_CTX_STATE_FREED;
Amit Kumar Salechaaf19b492010-01-13 00:37:25 +0000272}
273
274static int
275qlcnic_fw_cmd_create_tx_ctx(struct qlcnic_adapter *adapter)
276{
277 struct qlcnic_hostrq_tx_ctx *prq;
278 struct qlcnic_hostrq_cds_ring *prq_cds;
279 struct qlcnic_cardrsp_tx_ctx *prsp;
280 void *rq_addr, *rsp_addr;
281 size_t rq_size, rsp_size;
282 u32 temp;
283 int err;
284 u64 phys_addr;
285 dma_addr_t rq_phys_addr, rsp_phys_addr;
286 struct qlcnic_host_tx_ring *tx_ring = adapter->tx_ring;
287
Amit Kumar Salecha8a15ad12010-06-22 03:19:01 +0000288 /* reset host resources */
289 tx_ring->producer = 0;
290 tx_ring->sw_consumer = 0;
291 *(tx_ring->hw_consumer) = 0;
292
Amit Kumar Salechaaf19b492010-01-13 00:37:25 +0000293 rq_size = SIZEOF_HOSTRQ_TX(struct qlcnic_hostrq_tx_ctx);
294 rq_addr = pci_alloc_consistent(adapter->pdev,
295 rq_size, &rq_phys_addr);
296 if (!rq_addr)
297 return -ENOMEM;
298
299 rsp_size = SIZEOF_CARDRSP_TX(struct qlcnic_cardrsp_tx_ctx);
300 rsp_addr = pci_alloc_consistent(adapter->pdev,
301 rsp_size, &rsp_phys_addr);
302 if (!rsp_addr) {
303 err = -ENOMEM;
304 goto out_free_rq;
305 }
306
307 memset(rq_addr, 0, rq_size);
308 prq = (struct qlcnic_hostrq_tx_ctx *)rq_addr;
309
310 memset(rsp_addr, 0, rsp_size);
311 prsp = (struct qlcnic_cardrsp_tx_ctx *)rsp_addr;
312
313 prq->host_rsp_dma_addr = cpu_to_le64(rsp_phys_addr);
314
315 temp = (QLCNIC_CAP0_LEGACY_CONTEXT | QLCNIC_CAP0_LEGACY_MN |
316 QLCNIC_CAP0_LSO);
317 prq->capabilities[0] = cpu_to_le32(temp);
318
319 prq->host_int_crb_mode =
320 cpu_to_le32(QLCNIC_HOST_INT_CRB_MODE_SHARED);
321
322 prq->interrupt_ctl = 0;
323 prq->msi_index = 0;
324 prq->cmd_cons_dma_addr = cpu_to_le64(tx_ring->hw_cons_phys_addr);
325
326 prq_cds = &prq->cds_ring;
327
328 prq_cds->host_phys_addr = cpu_to_le64(tx_ring->phys_addr);
329 prq_cds->ring_size = cpu_to_le32(tx_ring->num_desc);
330
331 phys_addr = rq_phys_addr;
332 err = qlcnic_issue_cmd(adapter,
333 adapter->ahw.pci_func,
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000334 adapter->fw_hal_version,
Amit Kumar Salechaaf19b492010-01-13 00:37:25 +0000335 (u32)(phys_addr >> 32),
336 ((u32)phys_addr & 0xffffffff),
337 rq_size,
338 QLCNIC_CDRP_CMD_CREATE_TX_CTX);
339
340 if (err == QLCNIC_RCODE_SUCCESS) {
341 temp = le32_to_cpu(prsp->cds_ring.host_producer_crb);
Anirban Chakraborty45918e22010-06-29 07:52:12 +0000342 tx_ring->crb_cmd_producer = adapter->ahw.pci_base0 + temp;
Amit Kumar Salechaaf19b492010-01-13 00:37:25 +0000343
344 adapter->tx_context_id =
345 le16_to_cpu(prsp->context_id);
346 } else {
347 dev_err(&adapter->pdev->dev,
348 "Failed to create tx ctx in firmware%d\n", err);
349 err = -EIO;
350 }
351
352 pci_free_consistent(adapter->pdev, rsp_size, rsp_addr, rsp_phys_addr);
353
354out_free_rq:
355 pci_free_consistent(adapter->pdev, rq_size, rq_addr, rq_phys_addr);
356
357 return err;
358}
359
360static void
361qlcnic_fw_cmd_destroy_tx_ctx(struct qlcnic_adapter *adapter)
362{
363 if (qlcnic_issue_cmd(adapter,
364 adapter->ahw.pci_func,
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000365 adapter->fw_hal_version,
Amit Kumar Salechaaf19b492010-01-13 00:37:25 +0000366 adapter->tx_context_id,
367 QLCNIC_DESTROY_CTX_RESET,
368 0,
369 QLCNIC_CDRP_CMD_DESTROY_TX_CTX)) {
370
371 dev_err(&adapter->pdev->dev,
372 "Failed to destroy tx ctx in firmware\n");
373 }
374}
375
376int
377qlcnic_fw_cmd_query_phy(struct qlcnic_adapter *adapter, u32 reg, u32 *val)
378{
379
380 if (qlcnic_issue_cmd(adapter,
381 adapter->ahw.pci_func,
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000382 adapter->fw_hal_version,
Amit Kumar Salechaaf19b492010-01-13 00:37:25 +0000383 reg,
384 0,
385 0,
386 QLCNIC_CDRP_CMD_READ_PHY)) {
387
388 return -EIO;
389 }
390
391 return QLCRD32(adapter, QLCNIC_ARG1_CRB_OFFSET);
392}
393
394int
395qlcnic_fw_cmd_set_phy(struct qlcnic_adapter *adapter, u32 reg, u32 val)
396{
397 return qlcnic_issue_cmd(adapter,
398 adapter->ahw.pci_func,
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000399 adapter->fw_hal_version,
Amit Kumar Salechaaf19b492010-01-13 00:37:25 +0000400 reg,
401 val,
402 0,
403 QLCNIC_CDRP_CMD_WRITE_PHY);
404}
405
406int qlcnic_alloc_hw_resources(struct qlcnic_adapter *adapter)
407{
408 void *addr;
409 int err;
410 int ring;
411 struct qlcnic_recv_context *recv_ctx;
412 struct qlcnic_host_rds_ring *rds_ring;
413 struct qlcnic_host_sds_ring *sds_ring;
414 struct qlcnic_host_tx_ring *tx_ring;
415
416 struct pci_dev *pdev = adapter->pdev;
417
418 recv_ctx = &adapter->recv_ctx;
419 tx_ring = adapter->tx_ring;
420
421 tx_ring->hw_consumer = (__le32 *)pci_alloc_consistent(pdev, sizeof(u32),
422 &tx_ring->hw_cons_phys_addr);
423 if (tx_ring->hw_consumer == NULL) {
424 dev_err(&pdev->dev, "failed to allocate tx consumer\n");
425 return -ENOMEM;
426 }
427 *(tx_ring->hw_consumer) = 0;
428
429 /* cmd desc ring */
430 addr = pci_alloc_consistent(pdev, TX_DESC_RINGSIZE(tx_ring),
431 &tx_ring->phys_addr);
432
433 if (addr == NULL) {
434 dev_err(&pdev->dev, "failed to allocate tx desc ring\n");
Anirban Chakrabortyaadd8182010-05-17 01:22:08 +0000435 err = -ENOMEM;
436 goto err_out_free;
Amit Kumar Salechaaf19b492010-01-13 00:37:25 +0000437 }
438
439 tx_ring->desc_head = (struct cmd_desc_type0 *)addr;
440
441 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
442 rds_ring = &recv_ctx->rds_rings[ring];
443 addr = pci_alloc_consistent(adapter->pdev,
444 RCV_DESC_RINGSIZE(rds_ring),
445 &rds_ring->phys_addr);
446 if (addr == NULL) {
447 dev_err(&pdev->dev,
448 "failed to allocate rds ring [%d]\n", ring);
449 err = -ENOMEM;
450 goto err_out_free;
451 }
452 rds_ring->desc_head = (struct rcv_desc *)addr;
453
454 }
455
456 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
457 sds_ring = &recv_ctx->sds_rings[ring];
458
459 addr = pci_alloc_consistent(adapter->pdev,
460 STATUS_DESC_RINGSIZE(sds_ring),
461 &sds_ring->phys_addr);
462 if (addr == NULL) {
463 dev_err(&pdev->dev,
464 "failed to allocate sds ring [%d]\n", ring);
465 err = -ENOMEM;
466 goto err_out_free;
467 }
468 sds_ring->desc_head = (struct status_desc *)addr;
469 }
470
Amit Kumar Salechaaf19b492010-01-13 00:37:25 +0000471 return 0;
472
473err_out_free:
474 qlcnic_free_hw_resources(adapter);
475 return err;
476}
477
Amit Kumar Salecha8a15ad12010-06-22 03:19:01 +0000478
479int qlcnic_fw_create_ctx(struct qlcnic_adapter *adapter)
480{
481 int err;
482
483 err = qlcnic_fw_cmd_create_rx_ctx(adapter);
484 if (err)
485 return err;
486
487 err = qlcnic_fw_cmd_create_tx_ctx(adapter);
488 if (err) {
489 qlcnic_fw_cmd_destroy_rx_ctx(adapter);
490 return err;
491 }
492
493 set_bit(__QLCNIC_FW_ATTACHED, &adapter->state);
494 return 0;
495}
496
497void qlcnic_fw_destroy_ctx(struct qlcnic_adapter *adapter)
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
Amit Kumar Salechaaf19b492010-01-13 00:37:25 +0000508void qlcnic_free_hw_resources(struct qlcnic_adapter *adapter)
509{
510 struct qlcnic_recv_context *recv_ctx;
511 struct qlcnic_host_rds_ring *rds_ring;
512 struct qlcnic_host_sds_ring *sds_ring;
513 struct qlcnic_host_tx_ring *tx_ring;
514 int ring;
515
Amit Kumar Salechaaf19b492010-01-13 00:37:25 +0000516 recv_ctx = &adapter->recv_ctx;
517
518 tx_ring = adapter->tx_ring;
519 if (tx_ring->hw_consumer != NULL) {
520 pci_free_consistent(adapter->pdev,
521 sizeof(u32),
522 tx_ring->hw_consumer,
523 tx_ring->hw_cons_phys_addr);
524 tx_ring->hw_consumer = NULL;
525 }
526
527 if (tx_ring->desc_head != NULL) {
528 pci_free_consistent(adapter->pdev,
529 TX_DESC_RINGSIZE(tx_ring),
530 tx_ring->desc_head, tx_ring->phys_addr);
531 tx_ring->desc_head = NULL;
532 }
533
534 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
535 rds_ring = &recv_ctx->rds_rings[ring];
536
537 if (rds_ring->desc_head != NULL) {
538 pci_free_consistent(adapter->pdev,
539 RCV_DESC_RINGSIZE(rds_ring),
540 rds_ring->desc_head,
541 rds_ring->phys_addr);
542 rds_ring->desc_head = NULL;
543 }
544 }
545
546 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
547 sds_ring = &recv_ctx->sds_rings[ring];
548
549 if (sds_ring->desc_head != NULL) {
550 pci_free_consistent(adapter->pdev,
551 STATUS_DESC_RINGSIZE(sds_ring),
552 sds_ring->desc_head,
553 sds_ring->phys_addr);
554 sds_ring->desc_head = NULL;
555 }
556 }
557}
558
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000559/* Set MAC address of a NIC partition */
560int qlcnic_set_mac_address(struct qlcnic_adapter *adapter, u8* mac)
561{
562 int err = 0;
563 u32 arg1, arg2, arg3;
564
565 arg1 = adapter->ahw.pci_func | BIT_9;
566 arg2 = mac[0] | (mac[1] << 8) | (mac[2] << 16) | (mac[3] << 24);
567 arg3 = mac[4] | (mac[5] << 16);
568
569 err = qlcnic_issue_cmd(adapter,
570 adapter->ahw.pci_func,
571 adapter->fw_hal_version,
572 arg1,
573 arg2,
574 arg3,
575 QLCNIC_CDRP_CMD_MAC_ADDRESS);
576
577 if (err != QLCNIC_RCODE_SUCCESS) {
578 dev_err(&adapter->pdev->dev,
579 "Failed to set mac address%d\n", err);
580 err = -EIO;
581 }
582
583 return err;
584}
585
586/* Get MAC address of a NIC partition */
587int qlcnic_get_mac_address(struct qlcnic_adapter *adapter, u8 *mac)
588{
589 int err;
590 u32 arg1;
591
592 arg1 = adapter->ahw.pci_func | BIT_8;
593 err = qlcnic_issue_cmd(adapter,
594 adapter->ahw.pci_func,
595 adapter->fw_hal_version,
596 arg1,
597 0,
598 0,
599 QLCNIC_CDRP_CMD_MAC_ADDRESS);
600
Sritej Velaga7f9a0c32010-06-17 02:56:39 +0000601 if (err == QLCNIC_RCODE_SUCCESS)
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000602 qlcnic_fetch_mac(adapter, QLCNIC_ARG1_CRB_OFFSET,
603 QLCNIC_ARG2_CRB_OFFSET, 0, mac);
Sritej Velaga7f9a0c32010-06-17 02:56:39 +0000604 else {
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000605 dev_err(&adapter->pdev->dev,
606 "Failed to get mac address%d\n", err);
607 err = -EIO;
608 }
609
610 return err;
611}
612
613/* Get info of a NIC partition */
Rajesh K Borundia346fe762010-06-29 08:01:20 +0000614int qlcnic_get_nic_info(struct qlcnic_adapter *adapter,
615 struct qlcnic_info *npar_info, u8 func_id)
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000616{
617 int err;
618 dma_addr_t nic_dma_t;
619 struct qlcnic_info *nic_info;
620 void *nic_info_addr;
621 size_t nic_size = sizeof(struct qlcnic_info);
622
623 nic_info_addr = pci_alloc_consistent(adapter->pdev,
624 nic_size, &nic_dma_t);
625 if (!nic_info_addr)
626 return -ENOMEM;
627 memset(nic_info_addr, 0, nic_size);
628
629 nic_info = (struct qlcnic_info *) nic_info_addr;
630 err = qlcnic_issue_cmd(adapter,
631 adapter->ahw.pci_func,
632 adapter->fw_hal_version,
633 MSD(nic_dma_t),
634 LSD(nic_dma_t),
635 (func_id << 16 | nic_size),
636 QLCNIC_CDRP_CMD_GET_NIC_INFO);
637
638 if (err == QLCNIC_RCODE_SUCCESS) {
Rajesh K Borundia346fe762010-06-29 08:01:20 +0000639 npar_info->phys_port = le16_to_cpu(nic_info->phys_port);
640 npar_info->switch_mode = le16_to_cpu(nic_info->switch_mode);
641 npar_info->max_tx_ques = le16_to_cpu(nic_info->max_tx_ques);
642 npar_info->max_rx_ques = le16_to_cpu(nic_info->max_rx_ques);
643 npar_info->min_tx_bw = le16_to_cpu(nic_info->min_tx_bw);
644 npar_info->max_tx_bw = le16_to_cpu(nic_info->max_tx_bw);
645 npar_info->capabilities = le32_to_cpu(nic_info->capabilities);
646 npar_info->max_mtu = le16_to_cpu(nic_info->max_mtu);
Anirban Chakraborty0e33c662010-06-16 09:07:27 +0000647
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000648 dev_info(&adapter->pdev->dev,
649 "phy port: %d switch_mode: %d,\n"
650 "\tmax_tx_q: %d max_rx_q: %d min_tx_bw: 0x%x,\n"
651 "\tmax_tx_bw: 0x%x max_mtu:0x%x, capabilities: 0x%x\n",
Rajesh K Borundia346fe762010-06-29 08:01:20 +0000652 npar_info->phys_port, npar_info->switch_mode,
653 npar_info->max_tx_ques, npar_info->max_rx_ques,
654 npar_info->min_tx_bw, npar_info->max_tx_bw,
655 npar_info->max_mtu, npar_info->capabilities);
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000656 } else {
657 dev_err(&adapter->pdev->dev,
658 "Failed to get nic info%d\n", err);
659 err = -EIO;
660 }
661
662 pci_free_consistent(adapter->pdev, nic_size, nic_info_addr, nic_dma_t);
663 return err;
664}
665
666/* Configure a NIC partition */
667int qlcnic_set_nic_info(struct qlcnic_adapter *adapter, struct qlcnic_info *nic)
668{
669 int err = -EIO;
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000670 dma_addr_t nic_dma_t;
671 void *nic_info_addr;
672 struct qlcnic_info *nic_info;
673 size_t nic_size = sizeof(struct qlcnic_info);
674
675 if (adapter->op_mode != QLCNIC_MGMT_FUNC)
676 return err;
677
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000678 nic_info_addr = pci_alloc_consistent(adapter->pdev, nic_size,
679 &nic_dma_t);
680 if (!nic_info_addr)
681 return -ENOMEM;
682
683 memset(nic_info_addr, 0, nic_size);
684 nic_info = (struct qlcnic_info *)nic_info_addr;
685
686 nic_info->pci_func = cpu_to_le16(nic->pci_func);
687 nic_info->op_mode = cpu_to_le16(nic->op_mode);
688 nic_info->phys_port = cpu_to_le16(nic->phys_port);
689 nic_info->switch_mode = cpu_to_le16(nic->switch_mode);
690 nic_info->capabilities = cpu_to_le32(nic->capabilities);
691 nic_info->max_mac_filters = nic->max_mac_filters;
692 nic_info->max_tx_ques = cpu_to_le16(nic->max_tx_ques);
693 nic_info->max_rx_ques = cpu_to_le16(nic->max_rx_ques);
694 nic_info->min_tx_bw = cpu_to_le16(nic->min_tx_bw);
695 nic_info->max_tx_bw = cpu_to_le16(nic->max_tx_bw);
696
697 err = qlcnic_issue_cmd(adapter,
698 adapter->ahw.pci_func,
699 adapter->fw_hal_version,
700 MSD(nic_dma_t),
701 LSD(nic_dma_t),
Rajesh K Borundia346fe762010-06-29 08:01:20 +0000702 ((nic->pci_func << 16) | nic_size),
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000703 QLCNIC_CDRP_CMD_SET_NIC_INFO);
704
705 if (err != QLCNIC_RCODE_SUCCESS) {
706 dev_err(&adapter->pdev->dev,
707 "Failed to set nic info%d\n", err);
708 err = -EIO;
709 }
710
711 pci_free_consistent(adapter->pdev, nic_size, nic_info_addr, nic_dma_t);
712 return err;
713}
714
715/* Get PCI Info of a partition */
Rajesh K Borundia346fe762010-06-29 08:01:20 +0000716int qlcnic_get_pci_info(struct qlcnic_adapter *adapter,
717 struct qlcnic_pci_info *pci_info)
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000718{
719 int err = 0, i;
720 dma_addr_t pci_info_dma_t;
721 struct qlcnic_pci_info *npar;
722 void *pci_info_addr;
723 size_t npar_size = sizeof(struct qlcnic_pci_info);
724 size_t pci_size = npar_size * QLCNIC_MAX_PCI_FUNC;
725
726 pci_info_addr = pci_alloc_consistent(adapter->pdev, pci_size,
727 &pci_info_dma_t);
728 if (!pci_info_addr)
729 return -ENOMEM;
730 memset(pci_info_addr, 0, pci_size);
731
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000732 npar = (struct qlcnic_pci_info *) pci_info_addr;
733 err = qlcnic_issue_cmd(adapter,
734 adapter->ahw.pci_func,
735 adapter->fw_hal_version,
736 MSD(pci_info_dma_t),
737 LSD(pci_info_dma_t),
738 pci_size,
739 QLCNIC_CDRP_CMD_GET_PCI_INFO);
740
741 if (err == QLCNIC_RCODE_SUCCESS) {
Rajesh K Borundia346fe762010-06-29 08:01:20 +0000742 for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++, npar++, pci_info++) {
743 pci_info->id = le32_to_cpu(npar->id);
744 pci_info->active = le32_to_cpu(npar->active);
745 pci_info->type = le32_to_cpu(npar->type);
746 pci_info->default_port =
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000747 le32_to_cpu(npar->default_port);
Rajesh K Borundia346fe762010-06-29 08:01:20 +0000748 pci_info->tx_min_bw =
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000749 le32_to_cpu(npar->tx_min_bw);
Rajesh K Borundia346fe762010-06-29 08:01:20 +0000750 pci_info->tx_max_bw =
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000751 le32_to_cpu(npar->tx_max_bw);
Rajesh K Borundia346fe762010-06-29 08:01:20 +0000752 memcpy(pci_info->mac, npar->mac, ETH_ALEN);
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000753 }
754 } else {
755 dev_err(&adapter->pdev->dev,
756 "Failed to get PCI Info%d\n", err);
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000757 err = -EIO;
758 }
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000759
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000760 pci_free_consistent(adapter->pdev, pci_size, pci_info_addr,
761 pci_info_dma_t);
762 return err;
763}
764
765/* Reset a NIC partition */
766
767int qlcnic_reset_partition(struct qlcnic_adapter *adapter, u8 func_no)
768{
769 int err = -EIO;
770
771 if (adapter->op_mode != QLCNIC_MGMT_FUNC)
772 return err;
773
774 err = qlcnic_issue_cmd(adapter,
775 adapter->ahw.pci_func,
776 adapter->fw_hal_version,
777 func_no,
778 0,
779 0,
780 QLCNIC_CDRP_CMD_RESET_NPAR);
781
782 if (err != QLCNIC_RCODE_SUCCESS) {
783 dev_err(&adapter->pdev->dev,
784 "Failed to issue reset partition%d\n", err);
785 err = -EIO;
786 }
787
788 return err;
789}
790
791/* Get eSwitch Capabilities */
792int qlcnic_get_eswitch_capabilities(struct qlcnic_adapter *adapter, u8 port,
793 struct qlcnic_eswitch *eswitch)
794{
795 int err = -EIO;
796 u32 arg1, arg2;
797
798 if (adapter->op_mode == QLCNIC_NON_PRIV_FUNC)
799 return err;
800
801 err = qlcnic_issue_cmd(adapter,
802 adapter->ahw.pci_func,
803 adapter->fw_hal_version,
804 port,
805 0,
806 0,
807 QLCNIC_CDRP_CMD_GET_ESWITCH_CAPABILITY);
808
809 if (err == QLCNIC_RCODE_SUCCESS) {
810 arg1 = QLCRD32(adapter, QLCNIC_ARG1_CRB_OFFSET);
811 arg2 = QLCRD32(adapter, QLCNIC_ARG2_CRB_OFFSET);
812
813 eswitch->port = arg1 & 0xf;
814 eswitch->active_vports = LSB(arg2);
815 eswitch->max_ucast_filters = MSB(arg2);
816 eswitch->max_active_vlans = LSB(MSW(arg2));
817 if (arg1 & BIT_6)
818 eswitch->flags |= QLCNIC_SWITCH_VLAN_FILTERING;
819 if (arg1 & BIT_7)
820 eswitch->flags |= QLCNIC_SWITCH_PROMISC_MODE;
821 if (arg1 & BIT_8)
822 eswitch->flags |= QLCNIC_SWITCH_PORT_MIRRORING;
823 } else {
824 dev_err(&adapter->pdev->dev,
825 "Failed to get eswitch capabilities%d\n", err);
826 }
827
828 return err;
829}
830
831/* Get current status of eswitch */
832int qlcnic_get_eswitch_status(struct qlcnic_adapter *adapter, u8 port,
833 struct qlcnic_eswitch *eswitch)
834{
835 int err = -EIO;
836 u32 arg1, arg2;
837
838 if (adapter->op_mode != QLCNIC_MGMT_FUNC)
839 return err;
840
841 err = qlcnic_issue_cmd(adapter,
842 adapter->ahw.pci_func,
843 adapter->fw_hal_version,
844 port,
845 0,
846 0,
847 QLCNIC_CDRP_CMD_GET_ESWITCH_STATUS);
848
849 if (err == QLCNIC_RCODE_SUCCESS) {
850 arg1 = QLCRD32(adapter, QLCNIC_ARG1_CRB_OFFSET);
851 arg2 = QLCRD32(adapter, QLCNIC_ARG2_CRB_OFFSET);
852
853 eswitch->port = arg1 & 0xf;
854 eswitch->active_vports = LSB(arg2);
855 eswitch->active_ucast_filters = MSB(arg2);
856 eswitch->active_vlans = LSB(MSW(arg2));
857 if (arg1 & BIT_6)
858 eswitch->flags |= QLCNIC_SWITCH_VLAN_FILTERING;
859 if (arg1 & BIT_8)
860 eswitch->flags |= QLCNIC_SWITCH_PORT_MIRRORING;
861
862 } else {
863 dev_err(&adapter->pdev->dev,
864 "Failed to get eswitch status%d\n", err);
865 }
866
867 return err;
868}
869
870/* Enable/Disable eSwitch */
871int qlcnic_toggle_eswitch(struct qlcnic_adapter *adapter, u8 id, u8 enable)
872{
873 int err = -EIO;
874 u32 arg1, arg2;
875 struct qlcnic_eswitch *eswitch;
876
877 if (adapter->op_mode != QLCNIC_MGMT_FUNC)
878 return err;
879
880 eswitch = &adapter->eswitch[id];
881 if (!eswitch)
882 return err;
883
884 arg1 = eswitch->port | (enable ? BIT_4 : 0);
885 arg2 = eswitch->active_vports | (eswitch->max_ucast_filters << 8) |
886 (eswitch->max_active_vlans << 16);
887 err = qlcnic_issue_cmd(adapter,
888 adapter->ahw.pci_func,
889 adapter->fw_hal_version,
890 arg1,
891 arg2,
892 0,
893 QLCNIC_CDRP_CMD_TOGGLE_ESWITCH);
894
895 if (err != QLCNIC_RCODE_SUCCESS) {
896 dev_err(&adapter->pdev->dev,
897 "Failed to enable eswitch%d\n", eswitch->port);
898 eswitch->flags &= ~QLCNIC_SWITCH_ENABLE;
899 err = -EIO;
900 } else {
901 eswitch->flags |= QLCNIC_SWITCH_ENABLE;
902 dev_info(&adapter->pdev->dev,
903 "Enabled eSwitch for port %d\n", eswitch->port);
904 }
905
906 return err;
907}
908
909/* Configure eSwitch for port mirroring */
910int qlcnic_config_port_mirroring(struct qlcnic_adapter *adapter, u8 id,
911 u8 enable_mirroring, u8 pci_func)
912{
913 int err = -EIO;
914 u32 arg1;
915
916 if (adapter->op_mode != QLCNIC_MGMT_FUNC ||
917 !(adapter->eswitch[id].flags & QLCNIC_SWITCH_ENABLE))
918 return err;
919
920 arg1 = id | (enable_mirroring ? BIT_4 : 0);
921 arg1 |= pci_func << 8;
922
923 err = qlcnic_issue_cmd(adapter,
924 adapter->ahw.pci_func,
925 adapter->fw_hal_version,
926 arg1,
927 0,
928 0,
929 QLCNIC_CDRP_CMD_SET_PORTMIRRORING);
930
931 if (err != QLCNIC_RCODE_SUCCESS) {
932 dev_err(&adapter->pdev->dev,
933 "Failed to configure port mirroring%d on eswitch:%d\n",
934 pci_func, id);
935 } else {
936 dev_info(&adapter->pdev->dev,
937 "Configured eSwitch %d for port mirroring:%d\n",
938 id, pci_func);
939 }
940
941 return err;
942}
943
944/* Configure eSwitch port */
945int qlcnic_config_switch_port(struct qlcnic_adapter *adapter, u8 id,
946 int vlan_tagging, u8 discard_tagged, u8 promsc_mode,
947 u8 mac_learn, u8 pci_func, u16 vlan_id)
948{
949 int err = -EIO;
950 u32 arg1;
951 struct qlcnic_eswitch *eswitch;
952
953 if (adapter->op_mode != QLCNIC_MGMT_FUNC)
954 return err;
955
956 eswitch = &adapter->eswitch[id];
957 if (!(eswitch->flags & QLCNIC_SWITCH_ENABLE))
958 return err;
959
960 arg1 = eswitch->port | (discard_tagged ? BIT_4 : 0);
961 arg1 |= (promsc_mode ? BIT_6 : 0) | (mac_learn ? BIT_7 : 0);
962 arg1 |= pci_func << 8;
963 if (vlan_tagging)
964 arg1 |= BIT_5 | (vlan_id << 16);
965
966 err = qlcnic_issue_cmd(adapter,
967 adapter->ahw.pci_func,
968 adapter->fw_hal_version,
969 arg1,
970 0,
971 0,
972 QLCNIC_CDRP_CMD_CONFIGURE_ESWITCH);
973
974 if (err != QLCNIC_RCODE_SUCCESS) {
975 dev_err(&adapter->pdev->dev,
976 "Failed to configure eswitch port%d\n", eswitch->port);
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000977 } else {
Anirban Chakraborty2e9d7222010-06-01 11:28:51 +0000978 dev_info(&adapter->pdev->dev,
979 "Configured eSwitch for port %d\n", eswitch->port);
980 }
981
982 return err;
983}