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drm/i915: range-restricted eviction support
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / drivers / net / qlcnic / qlcnic_ctx.c
blob1cdc05dade6b0b5d31d9b0aa27fab5a7fffed894
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
27 static u32
28 qlcnic_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
46 u32
47 qlcnic_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
84 int
85 qlcnic_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,
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)) {
97
98 dev_err(&adapter->pdev->dev, "Failed to set mtu\n");
99 return -EIO;
100 }
101 }
102
103 return 0;
104 }
105
106 static int
107 qlcnic_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;
124 u32 cap, reg, val, reg2;
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 | QLCNIC_CAP0_VALIDOFF);
157 cap |= (QLCNIC_CAP0_JUMBO_CONTIGUOUS | QLCNIC_CAP0_LRO_CONTIGUOUS);
158
159 prq->valid_field_offset = offsetof(struct qlcnic_hostrq_rx_ctx,
160 msix_handler);
161 prq->txrx_sds_binding = nsds_rings - 1;
162
163 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];
183 rds_ring->producer = 0;
184
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];
197 sds_ring->consumer = 0;
198 memset(sds_ring->desc_head, 0, STATUS_DESC_RINGSIZE(sds_ring));
199
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,
208 adapter->fw_hal_version,
209 (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);
227 rds_ring->crb_rcv_producer = adapter->ahw.pci_base0 + reg;
228 }
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);
237 reg2 = le32_to_cpu(prsp_sds[i].interrupt_crb);
238
239 sds_ring->crb_sts_consumer = adapter->ahw.pci_base0 + reg;
240 sds_ring->crb_intr_mask = adapter->ahw.pci_base0 + reg2;
241 }
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
247 out_free_rsp:
248 pci_free_consistent(adapter->pdev, rsp_size, prsp, cardrsp_phys_addr);
249 out_free_rq:
250 pci_free_consistent(adapter->pdev, rq_size, prq, hostrq_phys_addr);
251 return err;
252 }
253
254 static void
255 qlcnic_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,
261 adapter->fw_hal_version,
262 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 }
270
271 recv_ctx->state = QLCNIC_HOST_CTX_STATE_FREED;
272 }
273
274 static int
275 qlcnic_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
288 /* reset host resources */
289 tx_ring->producer = 0;
290 tx_ring->sw_consumer = 0;
291 *(tx_ring->hw_consumer) = 0;
292
293 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,
334 adapter->fw_hal_version,
335 (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);
342 tx_ring->crb_cmd_producer = adapter->ahw.pci_base0 + temp;
343
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
354 out_free_rq:
355 pci_free_consistent(adapter->pdev, rq_size, rq_addr, rq_phys_addr);
356
357 return err;
358 }
359
360 static void
361 qlcnic_fw_cmd_destroy_tx_ctx(struct qlcnic_adapter *adapter)
362 {
363 if (qlcnic_issue_cmd(adapter,
364 adapter->ahw.pci_func,
365 adapter->fw_hal_version,
366 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
376 int
377 qlcnic_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,
382 adapter->fw_hal_version,
383 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
394 int
395 qlcnic_fw_cmd_set_phy(struct qlcnic_adapter *adapter, u32 reg, u32 val)
396 {
397 return qlcnic_issue_cmd(adapter,
398 adapter->ahw.pci_func,
399 adapter->fw_hal_version,
400 reg,
401 val,
402 0,
403 QLCNIC_CDRP_CMD_WRITE_PHY);
404 }
405
406 int 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");
435 err = -ENOMEM;
436 goto err_out_free;
437 }
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
471 return 0;
472
473 err_out_free:
474 qlcnic_free_hw_resources(adapter);
475 return err;
476 }
477
478
479 int 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
497 void 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
508 void 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
516 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
559
560 /* Get MAC address of a NIC partition */
561 int qlcnic_get_mac_address(struct qlcnic_adapter *adapter, u8 *mac)
562 {
563 int err;
564 u32 arg1;
565
566 arg1 = adapter->ahw.pci_func | BIT_8;
567 err = qlcnic_issue_cmd(adapter,
568 adapter->ahw.pci_func,
569 adapter->fw_hal_version,
570 arg1,
571 0,
572 0,
573 QLCNIC_CDRP_CMD_MAC_ADDRESS);
574
575 if (err == QLCNIC_RCODE_SUCCESS)
576 qlcnic_fetch_mac(adapter, QLCNIC_ARG1_CRB_OFFSET,
577 QLCNIC_ARG2_CRB_OFFSET, 0, mac);
578 else {
579 dev_err(&adapter->pdev->dev,
580 "Failed to get mac address%d\n", err);
581 err = -EIO;
582 }
583
584 return err;
585 }
586
587 /* Get info of a NIC partition */
588 int qlcnic_get_nic_info(struct qlcnic_adapter *adapter,
589 struct qlcnic_info *npar_info, u8 func_id)
590 {
591 int err;
592 dma_addr_t nic_dma_t;
593 struct qlcnic_info *nic_info;
594 void *nic_info_addr;
595 size_t nic_size = sizeof(struct qlcnic_info);
596
597 nic_info_addr = pci_alloc_consistent(adapter->pdev,
598 nic_size, &nic_dma_t);
599 if (!nic_info_addr)
600 return -ENOMEM;
601 memset(nic_info_addr, 0, nic_size);
602
603 nic_info = (struct qlcnic_info *) nic_info_addr;
604 err = qlcnic_issue_cmd(adapter,
605 adapter->ahw.pci_func,
606 adapter->fw_hal_version,
607 MSD(nic_dma_t),
608 LSD(nic_dma_t),
609 (func_id << 16 | nic_size),
610 QLCNIC_CDRP_CMD_GET_NIC_INFO);
611
612 if (err == QLCNIC_RCODE_SUCCESS) {
613 npar_info->pci_func = le16_to_cpu(nic_info->pci_func);
614 npar_info->op_mode = le16_to_cpu(nic_info->op_mode);
615 npar_info->phys_port = le16_to_cpu(nic_info->phys_port);
616 npar_info->switch_mode = le16_to_cpu(nic_info->switch_mode);
617 npar_info->max_tx_ques = le16_to_cpu(nic_info->max_tx_ques);
618 npar_info->max_rx_ques = le16_to_cpu(nic_info->max_rx_ques);
619 npar_info->min_tx_bw = le16_to_cpu(nic_info->min_tx_bw);
620 npar_info->max_tx_bw = le16_to_cpu(nic_info->max_tx_bw);
621 npar_info->capabilities = le32_to_cpu(nic_info->capabilities);
622 npar_info->max_mtu = le16_to_cpu(nic_info->max_mtu);
623
624 dev_info(&adapter->pdev->dev,
625 "phy port: %d switch_mode: %d,\n"
626 "\tmax_tx_q: %d max_rx_q: %d min_tx_bw: 0x%x,\n"
627 "\tmax_tx_bw: 0x%x max_mtu:0x%x, capabilities: 0x%x\n",
628 npar_info->phys_port, npar_info->switch_mode,
629 npar_info->max_tx_ques, npar_info->max_rx_ques,
630 npar_info->min_tx_bw, npar_info->max_tx_bw,
631 npar_info->max_mtu, npar_info->capabilities);
632 } else {
633 dev_err(&adapter->pdev->dev,
634 "Failed to get nic info%d\n", err);
635 err = -EIO;
636 }
637
638 pci_free_consistent(adapter->pdev, nic_size, nic_info_addr, nic_dma_t);
639 return err;
640 }
641
642 /* Configure a NIC partition */
643 int qlcnic_set_nic_info(struct qlcnic_adapter *adapter, struct qlcnic_info *nic)
644 {
645 int err = -EIO;
646 dma_addr_t nic_dma_t;
647 void *nic_info_addr;
648 struct qlcnic_info *nic_info;
649 size_t nic_size = sizeof(struct qlcnic_info);
650
651 if (adapter->op_mode != QLCNIC_MGMT_FUNC)
652 return err;
653
654 nic_info_addr = pci_alloc_consistent(adapter->pdev, nic_size,
655 &nic_dma_t);
656 if (!nic_info_addr)
657 return -ENOMEM;
658
659 memset(nic_info_addr, 0, nic_size);
660 nic_info = (struct qlcnic_info *)nic_info_addr;
661
662 nic_info->pci_func = cpu_to_le16(nic->pci_func);
663 nic_info->op_mode = cpu_to_le16(nic->op_mode);
664 nic_info->phys_port = cpu_to_le16(nic->phys_port);
665 nic_info->switch_mode = cpu_to_le16(nic->switch_mode);
666 nic_info->capabilities = cpu_to_le32(nic->capabilities);
667 nic_info->max_mac_filters = nic->max_mac_filters;
668 nic_info->max_tx_ques = cpu_to_le16(nic->max_tx_ques);
669 nic_info->max_rx_ques = cpu_to_le16(nic->max_rx_ques);
670 nic_info->min_tx_bw = cpu_to_le16(nic->min_tx_bw);
671 nic_info->max_tx_bw = cpu_to_le16(nic->max_tx_bw);
672
673 err = qlcnic_issue_cmd(adapter,
674 adapter->ahw.pci_func,
675 adapter->fw_hal_version,
676 MSD(nic_dma_t),
677 LSD(nic_dma_t),
678 ((nic->pci_func << 16) | nic_size),
679 QLCNIC_CDRP_CMD_SET_NIC_INFO);
680
681 if (err != QLCNIC_RCODE_SUCCESS) {
682 dev_err(&adapter->pdev->dev,
683 "Failed to set nic info%d\n", err);
684 err = -EIO;
685 }
686
687 pci_free_consistent(adapter->pdev, nic_size, nic_info_addr, nic_dma_t);
688 return err;
689 }
690
691 /* Get PCI Info of a partition */
692 int qlcnic_get_pci_info(struct qlcnic_adapter *adapter,
693 struct qlcnic_pci_info *pci_info)
694 {
695 int err = 0, i;
696 dma_addr_t pci_info_dma_t;
697 struct qlcnic_pci_info *npar;
698 void *pci_info_addr;
699 size_t npar_size = sizeof(struct qlcnic_pci_info);
700 size_t pci_size = npar_size * QLCNIC_MAX_PCI_FUNC;
701
702 pci_info_addr = pci_alloc_consistent(adapter->pdev, pci_size,
703 &pci_info_dma_t);
704 if (!pci_info_addr)
705 return -ENOMEM;
706 memset(pci_info_addr, 0, pci_size);
707
708 npar = (struct qlcnic_pci_info *) pci_info_addr;
709 err = qlcnic_issue_cmd(adapter,
710 adapter->ahw.pci_func,
711 adapter->fw_hal_version,
712 MSD(pci_info_dma_t),
713 LSD(pci_info_dma_t),
714 pci_size,
715 QLCNIC_CDRP_CMD_GET_PCI_INFO);
716
717 if (err == QLCNIC_RCODE_SUCCESS) {
718 for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++, npar++, pci_info++) {
719 pci_info->id = le16_to_cpu(npar->id);
720 pci_info->active = le16_to_cpu(npar->active);
721 pci_info->type = le16_to_cpu(npar->type);
722 pci_info->default_port =
723 le16_to_cpu(npar->default_port);
724 pci_info->tx_min_bw =
725 le16_to_cpu(npar->tx_min_bw);
726 pci_info->tx_max_bw =
727 le16_to_cpu(npar->tx_max_bw);
728 memcpy(pci_info->mac, npar->mac, ETH_ALEN);
729 }
730 } else {
731 dev_err(&adapter->pdev->dev,
732 "Failed to get PCI Info%d\n", err);
733 err = -EIO;
734 }
735
736 pci_free_consistent(adapter->pdev, pci_size, pci_info_addr,
737 pci_info_dma_t);
738 return err;
739 }
740
741 /* Configure eSwitch for port mirroring */
742 int qlcnic_config_port_mirroring(struct qlcnic_adapter *adapter, u8 id,
743 u8 enable_mirroring, u8 pci_func)
744 {
745 int err = -EIO;
746 u32 arg1;
747
748 if (adapter->op_mode != QLCNIC_MGMT_FUNC ||
749 !(adapter->eswitch[id].flags & QLCNIC_SWITCH_ENABLE))
750 return err;
751
752 arg1 = id | (enable_mirroring ? BIT_4 : 0);
753 arg1 |= pci_func << 8;
754
755 err = qlcnic_issue_cmd(adapter,
756 adapter->ahw.pci_func,
757 adapter->fw_hal_version,
758 arg1,
759 0,
760 0,
761 QLCNIC_CDRP_CMD_SET_PORTMIRRORING);
762
763 if (err != QLCNIC_RCODE_SUCCESS) {
764 dev_err(&adapter->pdev->dev,
765 "Failed to configure port mirroring%d on eswitch:%d\n",
766 pci_func, id);
767 } else {
768 dev_info(&adapter->pdev->dev,
769 "Configured eSwitch %d for port mirroring:%d\n",
770 id, pci_func);
771 }
772
773 return err;
774 }
775
776 int qlcnic_get_port_stats(struct qlcnic_adapter *adapter, const u8 func,
777 const u8 rx_tx, struct __qlcnic_esw_statistics *esw_stats) {
778
779 size_t stats_size = sizeof(struct __qlcnic_esw_statistics);
780 struct __qlcnic_esw_statistics *stats;
781 dma_addr_t stats_dma_t;
782 void *stats_addr;
783 u32 arg1;
784 int err;
785
786 if (esw_stats == NULL)
787 return -ENOMEM;
788
789 if (adapter->op_mode != QLCNIC_MGMT_FUNC &&
790 func != adapter->ahw.pci_func) {
791 dev_err(&adapter->pdev->dev,
792 "Not privilege to query stats for func=%d", func);
793 return -EIO;
794 }
795
796 stats_addr = pci_alloc_consistent(adapter->pdev, stats_size,
797 &stats_dma_t);
798 if (!stats_addr) {
799 dev_err(&adapter->pdev->dev, "Unable to allocate memory\n");
800 return -ENOMEM;
801 }
802 memset(stats_addr, 0, stats_size);
803
804 arg1 = func | QLCNIC_STATS_VERSION << 8 | QLCNIC_STATS_PORT << 12;
805 arg1 |= rx_tx << 15 | stats_size << 16;
806
807 err = qlcnic_issue_cmd(adapter,
808 adapter->ahw.pci_func,
809 adapter->fw_hal_version,
810 arg1,
811 MSD(stats_dma_t),
812 LSD(stats_dma_t),
813 QLCNIC_CDRP_CMD_GET_ESWITCH_STATS);
814
815 if (!err) {
816 stats = (struct __qlcnic_esw_statistics *)stats_addr;
817 esw_stats->context_id = le16_to_cpu(stats->context_id);
818 esw_stats->version = le16_to_cpu(stats->version);
819 esw_stats->size = le16_to_cpu(stats->size);
820 esw_stats->multicast_frames =
821 le64_to_cpu(stats->multicast_frames);
822 esw_stats->broadcast_frames =
823 le64_to_cpu(stats->broadcast_frames);
824 esw_stats->unicast_frames = le64_to_cpu(stats->unicast_frames);
825 esw_stats->dropped_frames = le64_to_cpu(stats->dropped_frames);
826 esw_stats->local_frames = le64_to_cpu(stats->local_frames);
827 esw_stats->errors = le64_to_cpu(stats->errors);
828 esw_stats->numbytes = le64_to_cpu(stats->numbytes);
829 }
830
831 pci_free_consistent(adapter->pdev, stats_size, stats_addr,
832 stats_dma_t);
833 return err;
834 }
835
836 int qlcnic_get_eswitch_stats(struct qlcnic_adapter *adapter, const u8 eswitch,
837 const u8 rx_tx, struct __qlcnic_esw_statistics *esw_stats) {
838
839 struct __qlcnic_esw_statistics port_stats;
840 u8 i;
841 int ret = -EIO;
842
843 if (esw_stats == NULL)
844 return -ENOMEM;
845 if (adapter->op_mode != QLCNIC_MGMT_FUNC)
846 return -EIO;
847 if (adapter->npars == NULL)
848 return -EIO;
849
850 memset(esw_stats, 0, sizeof(u64));
851 esw_stats->unicast_frames = QLCNIC_ESW_STATS_NOT_AVAIL;
852 esw_stats->multicast_frames = QLCNIC_ESW_STATS_NOT_AVAIL;
853 esw_stats->broadcast_frames = QLCNIC_ESW_STATS_NOT_AVAIL;
854 esw_stats->dropped_frames = QLCNIC_ESW_STATS_NOT_AVAIL;
855 esw_stats->errors = QLCNIC_ESW_STATS_NOT_AVAIL;
856 esw_stats->local_frames = QLCNIC_ESW_STATS_NOT_AVAIL;
857 esw_stats->numbytes = QLCNIC_ESW_STATS_NOT_AVAIL;
858 esw_stats->context_id = eswitch;
859
860 for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) {
861 if (adapter->npars[i].phy_port != eswitch)
862 continue;
863
864 memset(&port_stats, 0, sizeof(struct __qlcnic_esw_statistics));
865 if (qlcnic_get_port_stats(adapter, i, rx_tx, &port_stats))
866 continue;
867
868 esw_stats->size = port_stats.size;
869 esw_stats->version = port_stats.version;
870 QLCNIC_ADD_ESW_STATS(esw_stats->unicast_frames,
871 port_stats.unicast_frames);
872 QLCNIC_ADD_ESW_STATS(esw_stats->multicast_frames,
873 port_stats.multicast_frames);
874 QLCNIC_ADD_ESW_STATS(esw_stats->broadcast_frames,
875 port_stats.broadcast_frames);
876 QLCNIC_ADD_ESW_STATS(esw_stats->dropped_frames,
877 port_stats.dropped_frames);
878 QLCNIC_ADD_ESW_STATS(esw_stats->errors,
879 port_stats.errors);
880 QLCNIC_ADD_ESW_STATS(esw_stats->local_frames,
881 port_stats.local_frames);
882 QLCNIC_ADD_ESW_STATS(esw_stats->numbytes,
883 port_stats.numbytes);
884 ret = 0;
885 }
886 return ret;
887 }
888
889 int qlcnic_clear_esw_stats(struct qlcnic_adapter *adapter, const u8 func_esw,
890 const u8 port, const u8 rx_tx)
891 {
892
893 u32 arg1;
894
895 if (adapter->op_mode != QLCNIC_MGMT_FUNC)
896 return -EIO;
897
898 if (func_esw == QLCNIC_STATS_PORT) {
899 if (port >= QLCNIC_MAX_PCI_FUNC)
900 goto err_ret;
901 } else if (func_esw == QLCNIC_STATS_ESWITCH) {
902 if (port >= QLCNIC_NIU_MAX_XG_PORTS)
903 goto err_ret;
904 } else {
905 goto err_ret;
906 }
907
908 if (rx_tx > QLCNIC_QUERY_TX_COUNTER)
909 goto err_ret;
910
911 arg1 = port | QLCNIC_STATS_VERSION << 8 | func_esw << 12;
912 arg1 |= BIT_14 | rx_tx << 15;
913
914 return qlcnic_issue_cmd(adapter,
915 adapter->ahw.pci_func,
916 adapter->fw_hal_version,
917 arg1,
918 0,
919 0,
920 QLCNIC_CDRP_CMD_GET_ESWITCH_STATS);
921
922 err_ret:
923 dev_err(&adapter->pdev->dev, "Invalid argument func_esw=%d port=%d"
924 "rx_ctx=%d\n", func_esw, port, rx_tx);
925 return -EIO;
926 }
927
928 static int
929 __qlcnic_get_eswitch_port_config(struct qlcnic_adapter *adapter,
930 u32 *arg1, u32 *arg2)
931 {
932 int err = -EIO;
933 u8 pci_func;
934 pci_func = (*arg1 >> 8);
935 err = qlcnic_issue_cmd(adapter,
936 adapter->ahw.pci_func,
937 adapter->fw_hal_version,
938 *arg1,
939 0,
940 0,
941 QLCNIC_CDRP_CMD_GET_ESWITCH_PORT_CONFIG);
942
943 if (err == QLCNIC_RCODE_SUCCESS) {
944 *arg1 = QLCRD32(adapter, QLCNIC_ARG1_CRB_OFFSET);
945 *arg2 = QLCRD32(adapter, QLCNIC_ARG2_CRB_OFFSET);
946 dev_info(&adapter->pdev->dev,
947 "eSwitch port config for pci func %d\n", pci_func);
948 } else {
949 dev_err(&adapter->pdev->dev,
950 "Failed to get eswitch port config for pci func %d\n",
951 pci_func);
952 }
953 return err;
954 }
955 /* Configure eSwitch port
956 op_mode = 0 for setting default port behavior
957 op_mode = 1 for setting vlan id
958 op_mode = 2 for deleting vlan id
959 op_type = 0 for vlan_id
960 op_type = 1 for port vlan_id
961 */
962 int qlcnic_config_switch_port(struct qlcnic_adapter *adapter,
963 struct qlcnic_esw_func_cfg *esw_cfg)
964 {
965 int err = -EIO;
966 u32 arg1, arg2 = 0;
967 u8 pci_func;
968
969 if (adapter->op_mode != QLCNIC_MGMT_FUNC)
970 return err;
971 pci_func = esw_cfg->pci_func;
972 arg1 = (adapter->npars[pci_func].phy_port & BIT_0);
973 arg1 |= (pci_func << 8);
974
975 if (__qlcnic_get_eswitch_port_config(adapter, &arg1, &arg2))
976 return err;
977 arg1 &= ~(0x0ff << 8);
978 arg1 |= (pci_func << 8);
979 arg1 &= ~(BIT_2 | BIT_3);
980 switch (esw_cfg->op_mode) {
981 case QLCNIC_PORT_DEFAULTS:
982 arg1 |= (BIT_4 | BIT_6 | BIT_7);
983 arg2 |= (BIT_0 | BIT_1);
984 if (adapter->capabilities & QLCNIC_FW_CAPABILITY_TSO)
985 arg2 |= (BIT_2 | BIT_3);
986 if (!(esw_cfg->discard_tagged))
987 arg1 &= ~BIT_4;
988 if (!(esw_cfg->promisc_mode))
989 arg1 &= ~BIT_6;
990 if (!(esw_cfg->mac_override))
991 arg1 &= ~BIT_7;
992 if (!(esw_cfg->mac_anti_spoof))
993 arg2 &= ~BIT_0;
994 if (!(esw_cfg->offload_flags & BIT_0))
995 arg2 &= ~(BIT_1 | BIT_2 | BIT_3);
996 if (!(esw_cfg->offload_flags & BIT_1))
997 arg2 &= ~BIT_2;
998 if (!(esw_cfg->offload_flags & BIT_2))
999 arg2 &= ~BIT_3;
1000 break;
1001 case QLCNIC_ADD_VLAN:
1002 arg1 |= (BIT_2 | BIT_5);
1003 arg1 |= (esw_cfg->vlan_id << 16);
1004 break;
1005 case QLCNIC_DEL_VLAN:
1006 arg1 |= (BIT_3 | BIT_5);
1007 arg1 &= ~(0x0ffff << 16);
1008 break;
1009 default:
1010 return err;
1011 }
1012
1013 err = qlcnic_issue_cmd(adapter,
1014 adapter->ahw.pci_func,
1015 adapter->fw_hal_version,
1016 arg1,
1017 arg2,
1018 0,
1019 QLCNIC_CDRP_CMD_CONFIGURE_ESWITCH);
1020
1021 if (err != QLCNIC_RCODE_SUCCESS) {
1022 dev_err(&adapter->pdev->dev,
1023 "Failed to configure eswitch pci func %d\n", pci_func);
1024 } else {
1025 dev_info(&adapter->pdev->dev,
1026 "Configured eSwitch for pci func %d\n", pci_func);
1027 }
1028
1029 return err;
1030 }
1031
1032 int
1033 qlcnic_get_eswitch_port_config(struct qlcnic_adapter *adapter,
1034 struct qlcnic_esw_func_cfg *esw_cfg)
1035 {
1036 u32 arg1, arg2;
1037 u8 phy_port;
1038 if (adapter->op_mode == QLCNIC_MGMT_FUNC)
1039 phy_port = adapter->npars[esw_cfg->pci_func].phy_port;
1040 else
1041 phy_port = adapter->physical_port;
1042 arg1 = phy_port;
1043 arg1 |= (esw_cfg->pci_func << 8);
1044 if (__qlcnic_get_eswitch_port_config(adapter, &arg1, &arg2))
1045 return -EIO;
1046
1047 esw_cfg->discard_tagged = !!(arg1 & BIT_4);
1048 esw_cfg->host_vlan_tag = !!(arg1 & BIT_5);
1049 esw_cfg->promisc_mode = !!(arg1 & BIT_6);
1050 esw_cfg->mac_override = !!(arg1 & BIT_7);
1051 esw_cfg->vlan_id = LSW(arg1 >> 16);
1052 esw_cfg->mac_anti_spoof = (arg2 & 0x1);
1053 esw_cfg->offload_flags = ((arg2 >> 1) & 0x7);
1054
1055 return 0;
1056 }
Linux 2.6 ibm-acpi/thinkpad-acpi driver git tree