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qlcnic: Support VF-PF communication channel commands.
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / net / ethernet / qlogic / qlcnic / qlcnic_ctx.c
1 /*
2 * QLogic qlcnic NIC Driver
3 * Copyright (c) 2009-2013 QLogic Corporation
4 *
5 * See LICENSE.qlcnic for copyright and licensing details.
6 */
7
8 #include "qlcnic.h"
9
10 static const struct qlcnic_mailbox_metadata qlcnic_mbx_tbl[] = {
11 {QLCNIC_CMD_CREATE_RX_CTX, 4, 1},
12 {QLCNIC_CMD_DESTROY_RX_CTX, 2, 1},
13 {QLCNIC_CMD_CREATE_TX_CTX, 4, 1},
14 {QLCNIC_CMD_DESTROY_TX_CTX, 2, 1},
15 {QLCNIC_CMD_INTRPT_TEST, 4, 1},
16 {QLCNIC_CMD_SET_MTU, 4, 1},
17 {QLCNIC_CMD_READ_PHY, 4, 2},
18 {QLCNIC_CMD_WRITE_PHY, 5, 1},
19 {QLCNIC_CMD_READ_HW_REG, 4, 1},
20 {QLCNIC_CMD_GET_FLOW_CTL, 4, 2},
21 {QLCNIC_CMD_SET_FLOW_CTL, 4, 1},
22 {QLCNIC_CMD_READ_MAX_MTU, 4, 2},
23 {QLCNIC_CMD_READ_MAX_LRO, 4, 2},
24 {QLCNIC_CMD_MAC_ADDRESS, 4, 3},
25 {QLCNIC_CMD_GET_PCI_INFO, 4, 1},
26 {QLCNIC_CMD_GET_NIC_INFO, 4, 1},
27 {QLCNIC_CMD_SET_NIC_INFO, 4, 1},
28 {QLCNIC_CMD_GET_ESWITCH_CAPABILITY, 4, 3},
29 {QLCNIC_CMD_TOGGLE_ESWITCH, 4, 1},
30 {QLCNIC_CMD_GET_ESWITCH_STATUS, 4, 3},
31 {QLCNIC_CMD_SET_PORTMIRRORING, 4, 1},
32 {QLCNIC_CMD_CONFIGURE_ESWITCH, 4, 1},
33 {QLCNIC_CMD_GET_MAC_STATS, 4, 1},
34 {QLCNIC_CMD_GET_ESWITCH_PORT_CONFIG, 4, 3},
35 {QLCNIC_CMD_GET_ESWITCH_STATS, 5, 1},
36 {QLCNIC_CMD_CONFIG_PORT, 4, 1},
37 {QLCNIC_CMD_TEMP_SIZE, 4, 4},
38 {QLCNIC_CMD_GET_TEMP_HDR, 4, 1},
39 {QLCNIC_CMD_SET_DRV_VER, 4, 1},
40 };
41
42 static inline u32 qlcnic_get_cmd_signature(struct qlcnic_hardware_context *ahw)
43 {
44 return (ahw->pci_func & 0xff) | ((ahw->fw_hal_version & 0xff) << 8) |
45 (0xcafe << 16);
46 }
47
48 /* Allocate mailbox registers */
49 int qlcnic_82xx_alloc_mbx_args(struct qlcnic_cmd_args *mbx,
50 struct qlcnic_adapter *adapter, u32 type)
51 {
52 int i, size;
53 const struct qlcnic_mailbox_metadata *mbx_tbl;
54
55 mbx_tbl = qlcnic_mbx_tbl;
56 size = ARRAY_SIZE(qlcnic_mbx_tbl);
57 for (i = 0; i < size; i++) {
58 if (type == mbx_tbl[i].cmd) {
59 mbx->req.num = mbx_tbl[i].in_args;
60 mbx->rsp.num = mbx_tbl[i].out_args;
61 mbx->req.arg = kcalloc(mbx->req.num,
62 sizeof(u32), GFP_ATOMIC);
63 if (!mbx->req.arg)
64 return -ENOMEM;
65 mbx->rsp.arg = kcalloc(mbx->rsp.num,
66 sizeof(u32), GFP_ATOMIC);
67 if (!mbx->rsp.arg) {
68 kfree(mbx->req.arg);
69 mbx->req.arg = NULL;
70 return -ENOMEM;
71 }
72 memset(mbx->req.arg, 0, sizeof(u32) * mbx->req.num);
73 memset(mbx->rsp.arg, 0, sizeof(u32) * mbx->rsp.num);
74 mbx->req.arg[0] = type;
75 break;
76 }
77 }
78 return 0;
79 }
80
81 /* Free up mailbox registers */
82 void qlcnic_free_mbx_args(struct qlcnic_cmd_args *cmd)
83 {
84 kfree(cmd->req.arg);
85 cmd->req.arg = NULL;
86 kfree(cmd->rsp.arg);
87 cmd->rsp.arg = NULL;
88 }
89
90 static int qlcnic_is_valid_nic_func(struct qlcnic_adapter *adapter, u8 pci_func)
91 {
92 int i;
93
94 for (i = 0; i < adapter->ahw->act_pci_func; i++) {
95 if (adapter->npars[i].pci_func == pci_func)
96 return i;
97 }
98
99 return -1;
100 }
101
102 static u32
103 qlcnic_poll_rsp(struct qlcnic_adapter *adapter)
104 {
105 u32 rsp;
106 int timeout = 0;
107
108 do {
109 /* give atleast 1ms for firmware to respond */
110 mdelay(1);
111
112 if (++timeout > QLCNIC_OS_CRB_RETRY_COUNT)
113 return QLCNIC_CDRP_RSP_TIMEOUT;
114
115 rsp = QLCRD32(adapter, QLCNIC_CDRP_CRB_OFFSET);
116 } while (!QLCNIC_CDRP_IS_RSP(rsp));
117
118 return rsp;
119 }
120
121 int qlcnic_82xx_issue_cmd(struct qlcnic_adapter *adapter,
122 struct qlcnic_cmd_args *cmd)
123 {
124 int i;
125 u32 rsp;
126 u32 signature;
127 struct pci_dev *pdev = adapter->pdev;
128 struct qlcnic_hardware_context *ahw = adapter->ahw;
129 const char *fmt;
130
131 signature = qlcnic_get_cmd_signature(ahw);
132
133 /* Acquire semaphore before accessing CRB */
134 if (qlcnic_api_lock(adapter)) {
135 cmd->rsp.arg[0] = QLCNIC_RCODE_TIMEOUT;
136 return cmd->rsp.arg[0];
137 }
138
139 QLCWR32(adapter, QLCNIC_SIGN_CRB_OFFSET, signature);
140 for (i = 1; i < QLCNIC_CDRP_MAX_ARGS; i++)
141 QLCWR32(adapter, QLCNIC_CDRP_ARG(i), cmd->req.arg[i]);
142 QLCWR32(adapter, QLCNIC_CDRP_CRB_OFFSET,
143 QLCNIC_CDRP_FORM_CMD(cmd->req.arg[0]));
144 rsp = qlcnic_poll_rsp(adapter);
145
146 if (rsp == QLCNIC_CDRP_RSP_TIMEOUT) {
147 dev_err(&pdev->dev, "card response timeout.\n");
148 cmd->rsp.arg[0] = QLCNIC_RCODE_TIMEOUT;
149 } else if (rsp == QLCNIC_CDRP_RSP_FAIL) {
150 cmd->rsp.arg[0] = QLCRD32(adapter, QLCNIC_CDRP_ARG(1));
151 switch (cmd->rsp.arg[0]) {
152 case QLCNIC_RCODE_INVALID_ARGS:
153 fmt = "CDRP invalid args: [%d]\n";
154 break;
155 case QLCNIC_RCODE_NOT_SUPPORTED:
156 case QLCNIC_RCODE_NOT_IMPL:
157 fmt = "CDRP command not supported: [%d]\n";
158 break;
159 case QLCNIC_RCODE_NOT_PERMITTED:
160 fmt = "CDRP requested action not permitted: [%d]\n";
161 break;
162 case QLCNIC_RCODE_INVALID:
163 fmt = "CDRP invalid or unknown cmd received: [%d]\n";
164 break;
165 case QLCNIC_RCODE_TIMEOUT:
166 fmt = "CDRP command timeout: [%d]\n";
167 break;
168 default:
169 fmt = "CDRP command failed: [%d]\n";
170 break;
171 }
172 dev_err(&pdev->dev, fmt, cmd->rsp.arg[0]);
173 } else if (rsp == QLCNIC_CDRP_RSP_OK)
174 cmd->rsp.arg[0] = QLCNIC_RCODE_SUCCESS;
175
176 for (i = 1; i < cmd->rsp.num; i++)
177 cmd->rsp.arg[i] = QLCRD32(adapter, QLCNIC_CDRP_ARG(i));
178
179 /* Release semaphore */
180 qlcnic_api_unlock(adapter);
181 return cmd->rsp.arg[0];
182 }
183
184 int qlcnic_fw_cmd_set_drv_version(struct qlcnic_adapter *adapter)
185 {
186 struct qlcnic_cmd_args cmd;
187 u32 arg1, arg2, arg3;
188 char drv_string[12];
189 int err = 0;
190
191 memset(drv_string, 0, sizeof(drv_string));
192 snprintf(drv_string, sizeof(drv_string), "%d"".""%d"".""%d",
193 _QLCNIC_LINUX_MAJOR, _QLCNIC_LINUX_MINOR,
194 _QLCNIC_LINUX_SUBVERSION);
195
196 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_SET_DRV_VER);
197 memcpy(&arg1, drv_string, sizeof(u32));
198 memcpy(&arg2, drv_string + 4, sizeof(u32));
199 memcpy(&arg3, drv_string + 8, sizeof(u32));
200
201 cmd.req.arg[1] = arg1;
202 cmd.req.arg[2] = arg2;
203 cmd.req.arg[3] = arg3;
204
205 err = qlcnic_issue_cmd(adapter, &cmd);
206 if (err) {
207 dev_info(&adapter->pdev->dev,
208 "Failed to set driver version in firmware\n");
209 return -EIO;
210 }
211
212 return 0;
213 }
214
215 int
216 qlcnic_fw_cmd_set_mtu(struct qlcnic_adapter *adapter, int mtu)
217 {
218 int err = 0;
219 struct qlcnic_cmd_args cmd;
220 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
221
222 if (recv_ctx->state != QLCNIC_HOST_CTX_STATE_ACTIVE)
223 return err;
224 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_SET_MTU);
225 cmd.req.arg[1] = recv_ctx->context_id;
226 cmd.req.arg[2] = mtu;
227
228 err = qlcnic_issue_cmd(adapter, &cmd);
229 if (err) {
230 dev_err(&adapter->pdev->dev, "Failed to set mtu\n");
231 err = -EIO;
232 }
233 qlcnic_free_mbx_args(&cmd);
234 return err;
235 }
236
237 int qlcnic_82xx_fw_cmd_create_rx_ctx(struct qlcnic_adapter *adapter)
238 {
239 void *addr;
240 struct qlcnic_hostrq_rx_ctx *prq;
241 struct qlcnic_cardrsp_rx_ctx *prsp;
242 struct qlcnic_hostrq_rds_ring *prq_rds;
243 struct qlcnic_hostrq_sds_ring *prq_sds;
244 struct qlcnic_cardrsp_rds_ring *prsp_rds;
245 struct qlcnic_cardrsp_sds_ring *prsp_sds;
246 struct qlcnic_host_rds_ring *rds_ring;
247 struct qlcnic_host_sds_ring *sds_ring;
248 struct qlcnic_cmd_args cmd;
249
250 dma_addr_t hostrq_phys_addr, cardrsp_phys_addr;
251 u64 phys_addr;
252
253 u8 i, nrds_rings, nsds_rings;
254 u16 temp_u16;
255 size_t rq_size, rsp_size;
256 u32 cap, reg, val, reg2;
257 int err;
258
259 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
260
261 nrds_rings = adapter->max_rds_rings;
262 nsds_rings = adapter->max_sds_rings;
263
264 rq_size =
265 SIZEOF_HOSTRQ_RX(struct qlcnic_hostrq_rx_ctx, nrds_rings,
266 nsds_rings);
267 rsp_size =
268 SIZEOF_CARDRSP_RX(struct qlcnic_cardrsp_rx_ctx, nrds_rings,
269 nsds_rings);
270
271 addr = dma_alloc_coherent(&adapter->pdev->dev, rq_size,
272 &hostrq_phys_addr, GFP_KERNEL);
273 if (addr == NULL)
274 return -ENOMEM;
275 prq = addr;
276
277 addr = dma_alloc_coherent(&adapter->pdev->dev, rsp_size,
278 &cardrsp_phys_addr, GFP_KERNEL);
279 if (addr == NULL) {
280 err = -ENOMEM;
281 goto out_free_rq;
282 }
283 prsp = addr;
284
285 prq->host_rsp_dma_addr = cpu_to_le64(cardrsp_phys_addr);
286
287 cap = (QLCNIC_CAP0_LEGACY_CONTEXT | QLCNIC_CAP0_LEGACY_MN
288 | QLCNIC_CAP0_VALIDOFF);
289 cap |= (QLCNIC_CAP0_JUMBO_CONTIGUOUS | QLCNIC_CAP0_LRO_CONTIGUOUS);
290
291 temp_u16 = offsetof(struct qlcnic_hostrq_rx_ctx, msix_handler);
292 prq->valid_field_offset = cpu_to_le16(temp_u16);
293 prq->txrx_sds_binding = nsds_rings - 1;
294
295 prq->capabilities[0] = cpu_to_le32(cap);
296 prq->host_int_crb_mode =
297 cpu_to_le32(QLCNIC_HOST_INT_CRB_MODE_SHARED);
298 prq->host_rds_crb_mode =
299 cpu_to_le32(QLCNIC_HOST_RDS_CRB_MODE_UNIQUE);
300
301 prq->num_rds_rings = cpu_to_le16(nrds_rings);
302 prq->num_sds_rings = cpu_to_le16(nsds_rings);
303 prq->rds_ring_offset = 0;
304
305 val = le32_to_cpu(prq->rds_ring_offset) +
306 (sizeof(struct qlcnic_hostrq_rds_ring) * nrds_rings);
307 prq->sds_ring_offset = cpu_to_le32(val);
308
309 prq_rds = (struct qlcnic_hostrq_rds_ring *)(prq->data +
310 le32_to_cpu(prq->rds_ring_offset));
311
312 for (i = 0; i < nrds_rings; i++) {
313
314 rds_ring = &recv_ctx->rds_rings[i];
315 rds_ring->producer = 0;
316
317 prq_rds[i].host_phys_addr = cpu_to_le64(rds_ring->phys_addr);
318 prq_rds[i].ring_size = cpu_to_le32(rds_ring->num_desc);
319 prq_rds[i].ring_kind = cpu_to_le32(i);
320 prq_rds[i].buff_size = cpu_to_le64(rds_ring->dma_size);
321 }
322
323 prq_sds = (struct qlcnic_hostrq_sds_ring *)(prq->data +
324 le32_to_cpu(prq->sds_ring_offset));
325
326 for (i = 0; i < nsds_rings; i++) {
327
328 sds_ring = &recv_ctx->sds_rings[i];
329 sds_ring->consumer = 0;
330 memset(sds_ring->desc_head, 0, STATUS_DESC_RINGSIZE(sds_ring));
331
332 prq_sds[i].host_phys_addr = cpu_to_le64(sds_ring->phys_addr);
333 prq_sds[i].ring_size = cpu_to_le32(sds_ring->num_desc);
334 prq_sds[i].msi_index = cpu_to_le16(i);
335 }
336
337 phys_addr = hostrq_phys_addr;
338 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CREATE_RX_CTX);
339 cmd.req.arg[1] = MSD(phys_addr);
340 cmd.req.arg[2] = LSD(phys_addr);
341 cmd.req.arg[3] = rq_size;
342 err = qlcnic_issue_cmd(adapter, &cmd);
343 if (err) {
344 dev_err(&adapter->pdev->dev,
345 "Failed to create rx ctx in firmware%d\n", err);
346 goto out_free_rsp;
347 }
348
349 prsp_rds = ((struct qlcnic_cardrsp_rds_ring *)
350 &prsp->data[le32_to_cpu(prsp->rds_ring_offset)]);
351
352 for (i = 0; i < le16_to_cpu(prsp->num_rds_rings); i++) {
353 rds_ring = &recv_ctx->rds_rings[i];
354
355 reg = le32_to_cpu(prsp_rds[i].host_producer_crb);
356 rds_ring->crb_rcv_producer = adapter->ahw->pci_base0 + reg;
357 }
358
359 prsp_sds = ((struct qlcnic_cardrsp_sds_ring *)
360 &prsp->data[le32_to_cpu(prsp->sds_ring_offset)]);
361
362 for (i = 0; i < le16_to_cpu(prsp->num_sds_rings); i++) {
363 sds_ring = &recv_ctx->sds_rings[i];
364
365 reg = le32_to_cpu(prsp_sds[i].host_consumer_crb);
366 reg2 = le32_to_cpu(prsp_sds[i].interrupt_crb);
367
368 sds_ring->crb_sts_consumer = adapter->ahw->pci_base0 + reg;
369 sds_ring->crb_intr_mask = adapter->ahw->pci_base0 + reg2;
370 }
371
372 recv_ctx->state = le32_to_cpu(prsp->host_ctx_state);
373 recv_ctx->context_id = le16_to_cpu(prsp->context_id);
374 recv_ctx->virt_port = prsp->virt_port;
375
376 out_free_rsp:
377 dma_free_coherent(&adapter->pdev->dev, rsp_size, prsp,
378 cardrsp_phys_addr);
379 qlcnic_free_mbx_args(&cmd);
380 out_free_rq:
381 dma_free_coherent(&adapter->pdev->dev, rq_size, prq, hostrq_phys_addr);
382 return err;
383 }
384
385 void qlcnic_82xx_fw_cmd_del_rx_ctx(struct qlcnic_adapter *adapter)
386 {
387 int err;
388 struct qlcnic_cmd_args cmd;
389 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
390
391 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_DESTROY_RX_CTX);
392 cmd.req.arg[1] = recv_ctx->context_id;
393 err = qlcnic_issue_cmd(adapter, &cmd);
394 if (err)
395 dev_err(&adapter->pdev->dev,
396 "Failed to destroy rx ctx in firmware\n");
397
398 recv_ctx->state = QLCNIC_HOST_CTX_STATE_FREED;
399 qlcnic_free_mbx_args(&cmd);
400 }
401
402 int qlcnic_82xx_fw_cmd_create_tx_ctx(struct qlcnic_adapter *adapter,
403 struct qlcnic_host_tx_ring *tx_ring,
404 int ring)
405 {
406 struct qlcnic_hostrq_tx_ctx *prq;
407 struct qlcnic_hostrq_cds_ring *prq_cds;
408 struct qlcnic_cardrsp_tx_ctx *prsp;
409 void *rq_addr, *rsp_addr;
410 size_t rq_size, rsp_size;
411 u32 temp;
412 struct qlcnic_cmd_args cmd;
413 int err;
414 u64 phys_addr;
415 dma_addr_t rq_phys_addr, rsp_phys_addr;
416
417 /* reset host resources */
418 tx_ring->producer = 0;
419 tx_ring->sw_consumer = 0;
420 *(tx_ring->hw_consumer) = 0;
421
422 rq_size = SIZEOF_HOSTRQ_TX(struct qlcnic_hostrq_tx_ctx);
423 rq_addr = dma_alloc_coherent(&adapter->pdev->dev, rq_size,
424 &rq_phys_addr, GFP_KERNEL | __GFP_ZERO);
425 if (!rq_addr)
426 return -ENOMEM;
427
428 rsp_size = SIZEOF_CARDRSP_TX(struct qlcnic_cardrsp_tx_ctx);
429 rsp_addr = dma_alloc_coherent(&adapter->pdev->dev, rsp_size,
430 &rsp_phys_addr, GFP_KERNEL | __GFP_ZERO);
431 if (!rsp_addr) {
432 err = -ENOMEM;
433 goto out_free_rq;
434 }
435
436 prq = rq_addr;
437
438 prsp = rsp_addr;
439
440 prq->host_rsp_dma_addr = cpu_to_le64(rsp_phys_addr);
441
442 temp = (QLCNIC_CAP0_LEGACY_CONTEXT | QLCNIC_CAP0_LEGACY_MN |
443 QLCNIC_CAP0_LSO);
444 prq->capabilities[0] = cpu_to_le32(temp);
445
446 prq->host_int_crb_mode =
447 cpu_to_le32(QLCNIC_HOST_INT_CRB_MODE_SHARED);
448 prq->msi_index = 0;
449
450 prq->interrupt_ctl = 0;
451 prq->cmd_cons_dma_addr = cpu_to_le64(tx_ring->hw_cons_phys_addr);
452
453 prq_cds = &prq->cds_ring;
454
455 prq_cds->host_phys_addr = cpu_to_le64(tx_ring->phys_addr);
456 prq_cds->ring_size = cpu_to_le32(tx_ring->num_desc);
457
458 phys_addr = rq_phys_addr;
459
460 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CREATE_TX_CTX);
461 cmd.req.arg[1] = MSD(phys_addr);
462 cmd.req.arg[2] = LSD(phys_addr);
463 cmd.req.arg[3] = rq_size;
464 err = qlcnic_issue_cmd(adapter, &cmd);
465
466 if (err == QLCNIC_RCODE_SUCCESS) {
467 temp = le32_to_cpu(prsp->cds_ring.host_producer_crb);
468 tx_ring->crb_cmd_producer = adapter->ahw->pci_base0 + temp;
469 tx_ring->ctx_id = le16_to_cpu(prsp->context_id);
470 } else {
471 dev_err(&adapter->pdev->dev,
472 "Failed to create tx ctx in firmware%d\n", err);
473 err = -EIO;
474 }
475
476 dma_free_coherent(&adapter->pdev->dev, rsp_size, rsp_addr,
477 rsp_phys_addr);
478
479 out_free_rq:
480 dma_free_coherent(&adapter->pdev->dev, rq_size, rq_addr, rq_phys_addr);
481 qlcnic_free_mbx_args(&cmd);
482
483 return err;
484 }
485
486 void qlcnic_82xx_fw_cmd_del_tx_ctx(struct qlcnic_adapter *adapter,
487 struct qlcnic_host_tx_ring *tx_ring)
488 {
489 struct qlcnic_cmd_args cmd;
490
491 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_DESTROY_TX_CTX);
492
493 cmd.req.arg[1] = tx_ring->ctx_id;
494 if (qlcnic_issue_cmd(adapter, &cmd))
495 dev_err(&adapter->pdev->dev,
496 "Failed to destroy tx ctx in firmware\n");
497 qlcnic_free_mbx_args(&cmd);
498 }
499
500 int
501 qlcnic_fw_cmd_set_port(struct qlcnic_adapter *adapter, u32 config)
502 {
503 int err;
504 struct qlcnic_cmd_args cmd;
505
506 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIG_PORT);
507 cmd.req.arg[1] = config;
508 err = qlcnic_issue_cmd(adapter, &cmd);
509 qlcnic_free_mbx_args(&cmd);
510 return err;
511 }
512
513 int qlcnic_alloc_hw_resources(struct qlcnic_adapter *adapter)
514 {
515 void *addr;
516 int err, ring;
517 struct qlcnic_recv_context *recv_ctx;
518 struct qlcnic_host_rds_ring *rds_ring;
519 struct qlcnic_host_sds_ring *sds_ring;
520 struct qlcnic_host_tx_ring *tx_ring;
521 __le32 *ptr;
522
523 struct pci_dev *pdev = adapter->pdev;
524
525 recv_ctx = adapter->recv_ctx;
526
527 for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) {
528 tx_ring = &adapter->tx_ring[ring];
529 ptr = (__le32 *)dma_alloc_coherent(&pdev->dev, sizeof(u32),
530 &tx_ring->hw_cons_phys_addr,
531 GFP_KERNEL);
532 if (ptr == NULL)
533 return -ENOMEM;
534
535 tx_ring->hw_consumer = ptr;
536 /* cmd desc ring */
537 addr = dma_alloc_coherent(&pdev->dev, TX_DESC_RINGSIZE(tx_ring),
538 &tx_ring->phys_addr,
539 GFP_KERNEL);
540 if (addr == NULL) {
541 err = -ENOMEM;
542 goto err_out_free;
543 }
544
545 tx_ring->desc_head = addr;
546 }
547
548 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
549 rds_ring = &recv_ctx->rds_rings[ring];
550 addr = dma_alloc_coherent(&adapter->pdev->dev,
551 RCV_DESC_RINGSIZE(rds_ring),
552 &rds_ring->phys_addr, GFP_KERNEL);
553 if (addr == NULL) {
554 err = -ENOMEM;
555 goto err_out_free;
556 }
557 rds_ring->desc_head = addr;
558
559 }
560
561 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
562 sds_ring = &recv_ctx->sds_rings[ring];
563
564 addr = dma_alloc_coherent(&adapter->pdev->dev,
565 STATUS_DESC_RINGSIZE(sds_ring),
566 &sds_ring->phys_addr, GFP_KERNEL);
567 if (addr == NULL) {
568 err = -ENOMEM;
569 goto err_out_free;
570 }
571 sds_ring->desc_head = addr;
572 }
573
574 return 0;
575
576 err_out_free:
577 qlcnic_free_hw_resources(adapter);
578 return err;
579 }
580
581 int qlcnic_fw_create_ctx(struct qlcnic_adapter *dev)
582 {
583 int i, err, ring;
584
585 if (dev->flags & QLCNIC_NEED_FLR) {
586 pci_reset_function(dev->pdev);
587 dev->flags &= ~QLCNIC_NEED_FLR;
588 }
589
590 if (qlcnic_83xx_check(dev) && (dev->flags & QLCNIC_MSIX_ENABLED)) {
591 if (dev->ahw->diag_test != QLCNIC_LOOPBACK_TEST) {
592 err = qlcnic_83xx_config_intrpt(dev, 1);
593 if (err)
594 return err;
595 }
596 }
597
598 err = qlcnic_fw_cmd_create_rx_ctx(dev);
599 if (err)
600 goto err_out;
601
602 for (ring = 0; ring < dev->max_drv_tx_rings; ring++) {
603 err = qlcnic_fw_cmd_create_tx_ctx(dev,
604 &dev->tx_ring[ring],
605 ring);
606 if (err) {
607 qlcnic_fw_cmd_del_rx_ctx(dev);
608 if (ring == 0)
609 goto err_out;
610
611 for (i = 0; i < ring; i++)
612 qlcnic_fw_cmd_del_tx_ctx(dev, &dev->tx_ring[i]);
613
614 goto err_out;
615 }
616 }
617
618 set_bit(__QLCNIC_FW_ATTACHED, &dev->state);
619 return 0;
620
621 err_out:
622 if (qlcnic_83xx_check(dev) && (dev->flags & QLCNIC_MSIX_ENABLED)) {
623 if (dev->ahw->diag_test != QLCNIC_LOOPBACK_TEST)
624 qlcnic_83xx_config_intrpt(dev, 0);
625 }
626 return err;
627 }
628
629 void qlcnic_fw_destroy_ctx(struct qlcnic_adapter *adapter)
630 {
631 int ring;
632
633 if (test_and_clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state)) {
634 qlcnic_fw_cmd_del_rx_ctx(adapter);
635 for (ring = 0; ring < adapter->max_drv_tx_rings; ring++)
636 qlcnic_fw_cmd_del_tx_ctx(adapter,
637 &adapter->tx_ring[ring]);
638
639 if (qlcnic_83xx_check(adapter) &&
640 (adapter->flags & QLCNIC_MSIX_ENABLED)) {
641 if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST)
642 qlcnic_83xx_config_intrpt(adapter, 0);
643 }
644 /* Allow dma queues to drain after context reset */
645 msleep(20);
646 }
647 }
648
649 void qlcnic_free_hw_resources(struct qlcnic_adapter *adapter)
650 {
651 struct qlcnic_recv_context *recv_ctx;
652 struct qlcnic_host_rds_ring *rds_ring;
653 struct qlcnic_host_sds_ring *sds_ring;
654 struct qlcnic_host_tx_ring *tx_ring;
655 int ring;
656
657 recv_ctx = adapter->recv_ctx;
658
659 for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) {
660 tx_ring = &adapter->tx_ring[ring];
661 if (tx_ring->hw_consumer != NULL) {
662 dma_free_coherent(&adapter->pdev->dev, sizeof(u32),
663 tx_ring->hw_consumer,
664 tx_ring->hw_cons_phys_addr);
665
666 tx_ring->hw_consumer = NULL;
667 }
668
669 if (tx_ring->desc_head != NULL) {
670 dma_free_coherent(&adapter->pdev->dev,
671 TX_DESC_RINGSIZE(tx_ring),
672 tx_ring->desc_head,
673 tx_ring->phys_addr);
674 tx_ring->desc_head = NULL;
675 }
676 }
677
678 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
679 rds_ring = &recv_ctx->rds_rings[ring];
680
681 if (rds_ring->desc_head != NULL) {
682 dma_free_coherent(&adapter->pdev->dev,
683 RCV_DESC_RINGSIZE(rds_ring),
684 rds_ring->desc_head,
685 rds_ring->phys_addr);
686 rds_ring->desc_head = NULL;
687 }
688 }
689
690 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
691 sds_ring = &recv_ctx->sds_rings[ring];
692
693 if (sds_ring->desc_head != NULL) {
694 dma_free_coherent(&adapter->pdev->dev,
695 STATUS_DESC_RINGSIZE(sds_ring),
696 sds_ring->desc_head,
697 sds_ring->phys_addr);
698 sds_ring->desc_head = NULL;
699 }
700 }
701 }
702
703
704 int qlcnic_82xx_get_mac_address(struct qlcnic_adapter *adapter, u8 *mac)
705 {
706 int err, i;
707 struct qlcnic_cmd_args cmd;
708 u32 mac_low, mac_high;
709
710 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_MAC_ADDRESS);
711 cmd.req.arg[1] = adapter->ahw->pci_func | BIT_8;
712 err = qlcnic_issue_cmd(adapter, &cmd);
713
714 if (err == QLCNIC_RCODE_SUCCESS) {
715 mac_low = cmd.rsp.arg[1];
716 mac_high = cmd.rsp.arg[2];
717
718 for (i = 0; i < 2; i++)
719 mac[i] = (u8) (mac_high >> ((1 - i) * 8));
720 for (i = 2; i < 6; i++)
721 mac[i] = (u8) (mac_low >> ((5 - i) * 8));
722 } else {
723 dev_err(&adapter->pdev->dev,
724 "Failed to get mac address%d\n", err);
725 err = -EIO;
726 }
727 qlcnic_free_mbx_args(&cmd);
728 return err;
729 }
730
731 /* Get info of a NIC partition */
732 int qlcnic_82xx_get_nic_info(struct qlcnic_adapter *adapter,
733 struct qlcnic_info *npar_info, u8 func_id)
734 {
735 int err;
736 dma_addr_t nic_dma_t;
737 const struct qlcnic_info_le *nic_info;
738 void *nic_info_addr;
739 struct qlcnic_cmd_args cmd;
740 size_t nic_size = sizeof(struct qlcnic_info_le);
741
742 nic_info_addr = dma_alloc_coherent(&adapter->pdev->dev, nic_size,
743 &nic_dma_t, GFP_KERNEL | __GFP_ZERO);
744 if (!nic_info_addr)
745 return -ENOMEM;
746
747 nic_info = nic_info_addr;
748
749 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_NIC_INFO);
750 cmd.req.arg[1] = MSD(nic_dma_t);
751 cmd.req.arg[2] = LSD(nic_dma_t);
752 cmd.req.arg[3] = (func_id << 16 | nic_size);
753 err = qlcnic_issue_cmd(adapter, &cmd);
754 if (err != QLCNIC_RCODE_SUCCESS) {
755 dev_err(&adapter->pdev->dev,
756 "Failed to get nic info%d\n", err);
757 err = -EIO;
758 } else {
759 npar_info->pci_func = le16_to_cpu(nic_info->pci_func);
760 npar_info->op_mode = le16_to_cpu(nic_info->op_mode);
761 npar_info->min_tx_bw = le16_to_cpu(nic_info->min_tx_bw);
762 npar_info->max_tx_bw = le16_to_cpu(nic_info->max_tx_bw);
763 npar_info->phys_port = le16_to_cpu(nic_info->phys_port);
764 npar_info->switch_mode = le16_to_cpu(nic_info->switch_mode);
765 npar_info->max_tx_ques = le16_to_cpu(nic_info->max_tx_ques);
766 npar_info->max_rx_ques = le16_to_cpu(nic_info->max_rx_ques);
767 npar_info->capabilities = le32_to_cpu(nic_info->capabilities);
768 npar_info->max_mtu = le16_to_cpu(nic_info->max_mtu);
769 }
770
771 dma_free_coherent(&adapter->pdev->dev, nic_size, nic_info_addr,
772 nic_dma_t);
773 qlcnic_free_mbx_args(&cmd);
774
775 return err;
776 }
777
778 /* Configure a NIC partition */
779 int qlcnic_82xx_set_nic_info(struct qlcnic_adapter *adapter,
780 struct qlcnic_info *nic)
781 {
782 int err = -EIO;
783 dma_addr_t nic_dma_t;
784 void *nic_info_addr;
785 struct qlcnic_cmd_args cmd;
786 struct qlcnic_info_le *nic_info;
787 size_t nic_size = sizeof(struct qlcnic_info_le);
788
789 if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC)
790 return err;
791
792 nic_info_addr = dma_alloc_coherent(&adapter->pdev->dev, nic_size,
793 &nic_dma_t, GFP_KERNEL | __GFP_ZERO);
794 if (!nic_info_addr)
795 return -ENOMEM;
796
797 nic_info = nic_info_addr;
798
799 nic_info->pci_func = cpu_to_le16(nic->pci_func);
800 nic_info->op_mode = cpu_to_le16(nic->op_mode);
801 nic_info->phys_port = cpu_to_le16(nic->phys_port);
802 nic_info->switch_mode = cpu_to_le16(nic->switch_mode);
803 nic_info->capabilities = cpu_to_le32(nic->capabilities);
804 nic_info->max_mac_filters = nic->max_mac_filters;
805 nic_info->max_tx_ques = cpu_to_le16(nic->max_tx_ques);
806 nic_info->max_rx_ques = cpu_to_le16(nic->max_rx_ques);
807 nic_info->min_tx_bw = cpu_to_le16(nic->min_tx_bw);
808 nic_info->max_tx_bw = cpu_to_le16(nic->max_tx_bw);
809
810 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_SET_NIC_INFO);
811 cmd.req.arg[1] = MSD(nic_dma_t);
812 cmd.req.arg[2] = LSD(nic_dma_t);
813 cmd.req.arg[3] = ((nic->pci_func << 16) | nic_size);
814 err = qlcnic_issue_cmd(adapter, &cmd);
815
816 if (err != QLCNIC_RCODE_SUCCESS) {
817 dev_err(&adapter->pdev->dev,
818 "Failed to set nic info%d\n", err);
819 err = -EIO;
820 }
821
822 dma_free_coherent(&adapter->pdev->dev, nic_size, nic_info_addr,
823 nic_dma_t);
824 qlcnic_free_mbx_args(&cmd);
825
826 return err;
827 }
828
829 /* Get PCI Info of a partition */
830 int qlcnic_82xx_get_pci_info(struct qlcnic_adapter *adapter,
831 struct qlcnic_pci_info *pci_info)
832 {
833 int err = 0, i;
834 struct qlcnic_cmd_args cmd;
835 dma_addr_t pci_info_dma_t;
836 struct qlcnic_pci_info_le *npar;
837 void *pci_info_addr;
838 size_t npar_size = sizeof(struct qlcnic_pci_info_le);
839 size_t pci_size = npar_size * QLCNIC_MAX_PCI_FUNC;
840
841 pci_info_addr = dma_alloc_coherent(&adapter->pdev->dev, pci_size,
842 &pci_info_dma_t,
843 GFP_KERNEL | __GFP_ZERO);
844 if (!pci_info_addr)
845 return -ENOMEM;
846
847 npar = pci_info_addr;
848 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_PCI_INFO);
849 cmd.req.arg[1] = MSD(pci_info_dma_t);
850 cmd.req.arg[2] = LSD(pci_info_dma_t);
851 cmd.req.arg[3] = pci_size;
852 err = qlcnic_issue_cmd(adapter, &cmd);
853
854 adapter->ahw->act_pci_func = 0;
855 if (err == QLCNIC_RCODE_SUCCESS) {
856 for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++, npar++, pci_info++) {
857 pci_info->id = le16_to_cpu(npar->id);
858 pci_info->active = le16_to_cpu(npar->active);
859 pci_info->type = le16_to_cpu(npar->type);
860 if (pci_info->type == QLCNIC_TYPE_NIC)
861 adapter->ahw->act_pci_func++;
862 pci_info->default_port =
863 le16_to_cpu(npar->default_port);
864 pci_info->tx_min_bw =
865 le16_to_cpu(npar->tx_min_bw);
866 pci_info->tx_max_bw =
867 le16_to_cpu(npar->tx_max_bw);
868 memcpy(pci_info->mac, npar->mac, ETH_ALEN);
869 }
870 } else {
871 dev_err(&adapter->pdev->dev,
872 "Failed to get PCI Info%d\n", err);
873 err = -EIO;
874 }
875
876 dma_free_coherent(&adapter->pdev->dev, pci_size, pci_info_addr,
877 pci_info_dma_t);
878 qlcnic_free_mbx_args(&cmd);
879
880 return err;
881 }
882
883 /* Configure eSwitch for port mirroring */
884 int qlcnic_config_port_mirroring(struct qlcnic_adapter *adapter, u8 id,
885 u8 enable_mirroring, u8 pci_func)
886 {
887 int err = -EIO;
888 u32 arg1;
889 struct qlcnic_cmd_args cmd;
890
891 if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC ||
892 !(adapter->eswitch[id].flags & QLCNIC_SWITCH_ENABLE))
893 return err;
894
895 arg1 = id | (enable_mirroring ? BIT_4 : 0);
896 arg1 |= pci_func << 8;
897
898 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_SET_PORTMIRRORING);
899 cmd.req.arg[1] = arg1;
900 err = qlcnic_issue_cmd(adapter, &cmd);
901
902 if (err != QLCNIC_RCODE_SUCCESS)
903 dev_err(&adapter->pdev->dev,
904 "Failed to configure port mirroring%d on eswitch:%d\n",
905 pci_func, id);
906 else
907 dev_info(&adapter->pdev->dev,
908 "Configured eSwitch %d for port mirroring:%d\n",
909 id, pci_func);
910 qlcnic_free_mbx_args(&cmd);
911
912 return err;
913 }
914
915 int qlcnic_get_port_stats(struct qlcnic_adapter *adapter, const u8 func,
916 const u8 rx_tx, struct __qlcnic_esw_statistics *esw_stats) {
917
918 size_t stats_size = sizeof(struct qlcnic_esw_stats_le);
919 struct qlcnic_esw_stats_le *stats;
920 dma_addr_t stats_dma_t;
921 void *stats_addr;
922 u32 arg1;
923 struct qlcnic_cmd_args cmd;
924 int err;
925
926 if (esw_stats == NULL)
927 return -ENOMEM;
928
929 if ((adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) &&
930 (func != adapter->ahw->pci_func)) {
931 dev_err(&adapter->pdev->dev,
932 "Not privilege to query stats for func=%d", func);
933 return -EIO;
934 }
935
936 stats_addr = dma_alloc_coherent(&adapter->pdev->dev, stats_size,
937 &stats_dma_t, GFP_KERNEL | __GFP_ZERO);
938 if (!stats_addr)
939 return -ENOMEM;
940
941 arg1 = func | QLCNIC_STATS_VERSION << 8 | QLCNIC_STATS_PORT << 12;
942 arg1 |= rx_tx << 15 | stats_size << 16;
943
944 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_ESWITCH_STATS);
945 cmd.req.arg[1] = arg1;
946 cmd.req.arg[2] = MSD(stats_dma_t);
947 cmd.req.arg[3] = LSD(stats_dma_t);
948 err = qlcnic_issue_cmd(adapter, &cmd);
949
950 if (!err) {
951 stats = stats_addr;
952 esw_stats->context_id = le16_to_cpu(stats->context_id);
953 esw_stats->version = le16_to_cpu(stats->version);
954 esw_stats->size = le16_to_cpu(stats->size);
955 esw_stats->multicast_frames =
956 le64_to_cpu(stats->multicast_frames);
957 esw_stats->broadcast_frames =
958 le64_to_cpu(stats->broadcast_frames);
959 esw_stats->unicast_frames = le64_to_cpu(stats->unicast_frames);
960 esw_stats->dropped_frames = le64_to_cpu(stats->dropped_frames);
961 esw_stats->local_frames = le64_to_cpu(stats->local_frames);
962 esw_stats->errors = le64_to_cpu(stats->errors);
963 esw_stats->numbytes = le64_to_cpu(stats->numbytes);
964 }
965
966 dma_free_coherent(&adapter->pdev->dev, stats_size, stats_addr,
967 stats_dma_t);
968 qlcnic_free_mbx_args(&cmd);
969
970 return err;
971 }
972
973 /* This routine will retrieve the MAC statistics from firmware */
974 int qlcnic_get_mac_stats(struct qlcnic_adapter *adapter,
975 struct qlcnic_mac_statistics *mac_stats)
976 {
977 struct qlcnic_mac_statistics_le *stats;
978 struct qlcnic_cmd_args cmd;
979 size_t stats_size = sizeof(struct qlcnic_mac_statistics_le);
980 dma_addr_t stats_dma_t;
981 void *stats_addr;
982 int err;
983
984 if (mac_stats == NULL)
985 return -ENOMEM;
986
987 stats_addr = dma_alloc_coherent(&adapter->pdev->dev, stats_size,
988 &stats_dma_t, GFP_KERNEL | __GFP_ZERO);
989 if (!stats_addr)
990 return -ENOMEM;
991
992 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_MAC_STATS);
993 cmd.req.arg[1] = stats_size << 16;
994 cmd.req.arg[2] = MSD(stats_dma_t);
995 cmd.req.arg[3] = LSD(stats_dma_t);
996 err = qlcnic_issue_cmd(adapter, &cmd);
997 if (!err) {
998 stats = stats_addr;
999 mac_stats->mac_tx_frames = le64_to_cpu(stats->mac_tx_frames);
1000 mac_stats->mac_tx_bytes = le64_to_cpu(stats->mac_tx_bytes);
1001 mac_stats->mac_tx_mcast_pkts =
1002 le64_to_cpu(stats->mac_tx_mcast_pkts);
1003 mac_stats->mac_tx_bcast_pkts =
1004 le64_to_cpu(stats->mac_tx_bcast_pkts);
1005 mac_stats->mac_rx_frames = le64_to_cpu(stats->mac_rx_frames);
1006 mac_stats->mac_rx_bytes = le64_to_cpu(stats->mac_rx_bytes);
1007 mac_stats->mac_rx_mcast_pkts =
1008 le64_to_cpu(stats->mac_rx_mcast_pkts);
1009 mac_stats->mac_rx_length_error =
1010 le64_to_cpu(stats->mac_rx_length_error);
1011 mac_stats->mac_rx_length_small =
1012 le64_to_cpu(stats->mac_rx_length_small);
1013 mac_stats->mac_rx_length_large =
1014 le64_to_cpu(stats->mac_rx_length_large);
1015 mac_stats->mac_rx_jabber = le64_to_cpu(stats->mac_rx_jabber);
1016 mac_stats->mac_rx_dropped = le64_to_cpu(stats->mac_rx_dropped);
1017 mac_stats->mac_rx_crc_error = le64_to_cpu(stats->mac_rx_crc_error);
1018 } else {
1019 dev_err(&adapter->pdev->dev,
1020 "%s: Get mac stats failed, err=%d.\n", __func__, err);
1021 }
1022
1023 dma_free_coherent(&adapter->pdev->dev, stats_size, stats_addr,
1024 stats_dma_t);
1025
1026 qlcnic_free_mbx_args(&cmd);
1027
1028 return err;
1029 }
1030
1031 int qlcnic_get_eswitch_stats(struct qlcnic_adapter *adapter, const u8 eswitch,
1032 const u8 rx_tx, struct __qlcnic_esw_statistics *esw_stats) {
1033
1034 struct __qlcnic_esw_statistics port_stats;
1035 u8 i;
1036 int ret = -EIO;
1037
1038 if (esw_stats == NULL)
1039 return -ENOMEM;
1040 if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC)
1041 return -EIO;
1042 if (adapter->npars == NULL)
1043 return -EIO;
1044
1045 memset(esw_stats, 0, sizeof(u64));
1046 esw_stats->unicast_frames = QLCNIC_STATS_NOT_AVAIL;
1047 esw_stats->multicast_frames = QLCNIC_STATS_NOT_AVAIL;
1048 esw_stats->broadcast_frames = QLCNIC_STATS_NOT_AVAIL;
1049 esw_stats->dropped_frames = QLCNIC_STATS_NOT_AVAIL;
1050 esw_stats->errors = QLCNIC_STATS_NOT_AVAIL;
1051 esw_stats->local_frames = QLCNIC_STATS_NOT_AVAIL;
1052 esw_stats->numbytes = QLCNIC_STATS_NOT_AVAIL;
1053 esw_stats->context_id = eswitch;
1054
1055 for (i = 0; i < adapter->ahw->act_pci_func; i++) {
1056 if (adapter->npars[i].phy_port != eswitch)
1057 continue;
1058
1059 memset(&port_stats, 0, sizeof(struct __qlcnic_esw_statistics));
1060 if (qlcnic_get_port_stats(adapter, adapter->npars[i].pci_func,
1061 rx_tx, &port_stats))
1062 continue;
1063
1064 esw_stats->size = port_stats.size;
1065 esw_stats->version = port_stats.version;
1066 QLCNIC_ADD_ESW_STATS(esw_stats->unicast_frames,
1067 port_stats.unicast_frames);
1068 QLCNIC_ADD_ESW_STATS(esw_stats->multicast_frames,
1069 port_stats.multicast_frames);
1070 QLCNIC_ADD_ESW_STATS(esw_stats->broadcast_frames,
1071 port_stats.broadcast_frames);
1072 QLCNIC_ADD_ESW_STATS(esw_stats->dropped_frames,
1073 port_stats.dropped_frames);
1074 QLCNIC_ADD_ESW_STATS(esw_stats->errors,
1075 port_stats.errors);
1076 QLCNIC_ADD_ESW_STATS(esw_stats->local_frames,
1077 port_stats.local_frames);
1078 QLCNIC_ADD_ESW_STATS(esw_stats->numbytes,
1079 port_stats.numbytes);
1080 ret = 0;
1081 }
1082 return ret;
1083 }
1084
1085 int qlcnic_clear_esw_stats(struct qlcnic_adapter *adapter, const u8 func_esw,
1086 const u8 port, const u8 rx_tx)
1087 {
1088 int err;
1089 u32 arg1;
1090 struct qlcnic_cmd_args cmd;
1091
1092 if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC)
1093 return -EIO;
1094
1095 if (func_esw == QLCNIC_STATS_PORT) {
1096 if (port >= QLCNIC_MAX_PCI_FUNC)
1097 goto err_ret;
1098 } else if (func_esw == QLCNIC_STATS_ESWITCH) {
1099 if (port >= QLCNIC_NIU_MAX_XG_PORTS)
1100 goto err_ret;
1101 } else {
1102 goto err_ret;
1103 }
1104
1105 if (rx_tx > QLCNIC_QUERY_TX_COUNTER)
1106 goto err_ret;
1107
1108 arg1 = port | QLCNIC_STATS_VERSION << 8 | func_esw << 12;
1109 arg1 |= BIT_14 | rx_tx << 15;
1110
1111 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_ESWITCH_STATS);
1112 cmd.req.arg[1] = arg1;
1113 err = qlcnic_issue_cmd(adapter, &cmd);
1114 qlcnic_free_mbx_args(&cmd);
1115 return err;
1116
1117 err_ret:
1118 dev_err(&adapter->pdev->dev,
1119 "Invalid args func_esw %d port %d rx_ctx %d\n",
1120 func_esw, port, rx_tx);
1121 return -EIO;
1122 }
1123
1124 static int
1125 __qlcnic_get_eswitch_port_config(struct qlcnic_adapter *adapter,
1126 u32 *arg1, u32 *arg2)
1127 {
1128 int err = -EIO;
1129 struct qlcnic_cmd_args cmd;
1130 u8 pci_func;
1131 pci_func = (*arg1 >> 8);
1132
1133 qlcnic_alloc_mbx_args(&cmd, adapter,
1134 QLCNIC_CMD_GET_ESWITCH_PORT_CONFIG);
1135 cmd.req.arg[1] = *arg1;
1136 err = qlcnic_issue_cmd(adapter, &cmd);
1137 *arg1 = cmd.rsp.arg[1];
1138 *arg2 = cmd.rsp.arg[2];
1139 qlcnic_free_mbx_args(&cmd);
1140
1141 if (err == QLCNIC_RCODE_SUCCESS)
1142 dev_info(&adapter->pdev->dev,
1143 "eSwitch port config for pci func %d\n", pci_func);
1144 else
1145 dev_err(&adapter->pdev->dev,
1146 "Failed to get eswitch port config for pci func %d\n",
1147 pci_func);
1148 return err;
1149 }
1150 /* Configure eSwitch port
1151 op_mode = 0 for setting default port behavior
1152 op_mode = 1 for setting vlan id
1153 op_mode = 2 for deleting vlan id
1154 op_type = 0 for vlan_id
1155 op_type = 1 for port vlan_id
1156 */
1157 int qlcnic_config_switch_port(struct qlcnic_adapter *adapter,
1158 struct qlcnic_esw_func_cfg *esw_cfg)
1159 {
1160 int err = -EIO, index;
1161 u32 arg1, arg2 = 0;
1162 struct qlcnic_cmd_args cmd;
1163 u8 pci_func;
1164
1165 if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC)
1166 return err;
1167 pci_func = esw_cfg->pci_func;
1168 index = qlcnic_is_valid_nic_func(adapter, pci_func);
1169 if (index < 0)
1170 return err;
1171 arg1 = (adapter->npars[index].phy_port & BIT_0);
1172 arg1 |= (pci_func << 8);
1173
1174 if (__qlcnic_get_eswitch_port_config(adapter, &arg1, &arg2))
1175 return err;
1176 arg1 &= ~(0x0ff << 8);
1177 arg1 |= (pci_func << 8);
1178 arg1 &= ~(BIT_2 | BIT_3);
1179 switch (esw_cfg->op_mode) {
1180 case QLCNIC_PORT_DEFAULTS:
1181 arg1 |= (BIT_4 | BIT_6 | BIT_7);
1182 arg2 |= (BIT_0 | BIT_1);
1183 if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_TSO)
1184 arg2 |= (BIT_2 | BIT_3);
1185 if (!(esw_cfg->discard_tagged))
1186 arg1 &= ~BIT_4;
1187 if (!(esw_cfg->promisc_mode))
1188 arg1 &= ~BIT_6;
1189 if (!(esw_cfg->mac_override))
1190 arg1 &= ~BIT_7;
1191 if (!(esw_cfg->mac_anti_spoof))
1192 arg2 &= ~BIT_0;
1193 if (!(esw_cfg->offload_flags & BIT_0))
1194 arg2 &= ~(BIT_1 | BIT_2 | BIT_3);
1195 if (!(esw_cfg->offload_flags & BIT_1))
1196 arg2 &= ~BIT_2;
1197 if (!(esw_cfg->offload_flags & BIT_2))
1198 arg2 &= ~BIT_3;
1199 break;
1200 case QLCNIC_ADD_VLAN:
1201 arg1 |= (BIT_2 | BIT_5);
1202 arg1 |= (esw_cfg->vlan_id << 16);
1203 break;
1204 case QLCNIC_DEL_VLAN:
1205 arg1 |= (BIT_3 | BIT_5);
1206 arg1 &= ~(0x0ffff << 16);
1207 break;
1208 default:
1209 return err;
1210 }
1211
1212 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIGURE_ESWITCH);
1213 cmd.req.arg[1] = arg1;
1214 cmd.req.arg[2] = arg2;
1215 err = qlcnic_issue_cmd(adapter, &cmd);
1216 qlcnic_free_mbx_args(&cmd);
1217
1218 if (err != QLCNIC_RCODE_SUCCESS)
1219 dev_err(&adapter->pdev->dev,
1220 "Failed to configure eswitch pci func %d\n", pci_func);
1221 else
1222 dev_info(&adapter->pdev->dev,
1223 "Configured eSwitch for pci func %d\n", pci_func);
1224
1225 return err;
1226 }
1227
1228 int
1229 qlcnic_get_eswitch_port_config(struct qlcnic_adapter *adapter,
1230 struct qlcnic_esw_func_cfg *esw_cfg)
1231 {
1232 u32 arg1, arg2;
1233 int index;
1234 u8 phy_port;
1235
1236 if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC) {
1237 index = qlcnic_is_valid_nic_func(adapter, esw_cfg->pci_func);
1238 if (index < 0)
1239 return -EIO;
1240 phy_port = adapter->npars[index].phy_port;
1241 } else {
1242 phy_port = adapter->ahw->physical_port;
1243 }
1244 arg1 = phy_port;
1245 arg1 |= (esw_cfg->pci_func << 8);
1246 if (__qlcnic_get_eswitch_port_config(adapter, &arg1, &arg2))
1247 return -EIO;
1248
1249 esw_cfg->discard_tagged = !!(arg1 & BIT_4);
1250 esw_cfg->host_vlan_tag = !!(arg1 & BIT_5);
1251 esw_cfg->promisc_mode = !!(arg1 & BIT_6);
1252 esw_cfg->mac_override = !!(arg1 & BIT_7);
1253 esw_cfg->vlan_id = LSW(arg1 >> 16);
1254 esw_cfg->mac_anti_spoof = (arg2 & 0x1);
1255 esw_cfg->offload_flags = ((arg2 >> 1) & 0x7);
1256
1257 return 0;
1258 }
kernel source for telekom puls (alcatel/mediatek)