Commit | Line | Data |
---|---|---|
af19b491 | 1 | /* |
40839129 | 2 | * QLogic qlcnic NIC Driver |
577ae39d | 3 | * Copyright (c) 2009-2013 QLogic Corporation |
af19b491 | 4 | * |
40839129 | 5 | * See LICENSE.qlcnic for copyright and licensing details. |
af19b491 AKS |
6 | */ |
7 | ||
af19b491 | 8 | #include "qlcnic.h" |
a15ebd37 | 9 | #include "qlcnic_hw.h" |
af19b491 AKS |
10 | |
11 | struct crb_addr_pair { | |
12 | u32 addr; | |
13 | u32 data; | |
14 | }; | |
15 | ||
16 | #define QLCNIC_MAX_CRB_XFORM 60 | |
17 | static unsigned int crb_addr_xform[QLCNIC_MAX_CRB_XFORM]; | |
18 | ||
19 | #define crb_addr_transform(name) \ | |
20 | (crb_addr_xform[QLCNIC_HW_PX_MAP_CRB_##name] = \ | |
21 | QLCNIC_HW_CRB_HUB_AGT_ADR_##name << 20) | |
22 | ||
23 | #define QLCNIC_ADDR_ERROR (0xffffffff) | |
24 | ||
4e70812b SC |
25 | static int |
26 | qlcnic_check_fw_hearbeat(struct qlcnic_adapter *adapter); | |
27 | ||
af19b491 AKS |
28 | static void crb_addr_transform_setup(void) |
29 | { | |
30 | crb_addr_transform(XDMA); | |
31 | crb_addr_transform(TIMR); | |
32 | crb_addr_transform(SRE); | |
33 | crb_addr_transform(SQN3); | |
34 | crb_addr_transform(SQN2); | |
35 | crb_addr_transform(SQN1); | |
36 | crb_addr_transform(SQN0); | |
37 | crb_addr_transform(SQS3); | |
38 | crb_addr_transform(SQS2); | |
39 | crb_addr_transform(SQS1); | |
40 | crb_addr_transform(SQS0); | |
41 | crb_addr_transform(RPMX7); | |
42 | crb_addr_transform(RPMX6); | |
43 | crb_addr_transform(RPMX5); | |
44 | crb_addr_transform(RPMX4); | |
45 | crb_addr_transform(RPMX3); | |
46 | crb_addr_transform(RPMX2); | |
47 | crb_addr_transform(RPMX1); | |
48 | crb_addr_transform(RPMX0); | |
49 | crb_addr_transform(ROMUSB); | |
50 | crb_addr_transform(SN); | |
51 | crb_addr_transform(QMN); | |
52 | crb_addr_transform(QMS); | |
53 | crb_addr_transform(PGNI); | |
54 | crb_addr_transform(PGND); | |
55 | crb_addr_transform(PGN3); | |
56 | crb_addr_transform(PGN2); | |
57 | crb_addr_transform(PGN1); | |
58 | crb_addr_transform(PGN0); | |
59 | crb_addr_transform(PGSI); | |
60 | crb_addr_transform(PGSD); | |
61 | crb_addr_transform(PGS3); | |
62 | crb_addr_transform(PGS2); | |
63 | crb_addr_transform(PGS1); | |
64 | crb_addr_transform(PGS0); | |
65 | crb_addr_transform(PS); | |
66 | crb_addr_transform(PH); | |
67 | crb_addr_transform(NIU); | |
68 | crb_addr_transform(I2Q); | |
69 | crb_addr_transform(EG); | |
70 | crb_addr_transform(MN); | |
71 | crb_addr_transform(MS); | |
72 | crb_addr_transform(CAS2); | |
73 | crb_addr_transform(CAS1); | |
74 | crb_addr_transform(CAS0); | |
75 | crb_addr_transform(CAM); | |
76 | crb_addr_transform(C2C1); | |
77 | crb_addr_transform(C2C0); | |
78 | crb_addr_transform(SMB); | |
79 | crb_addr_transform(OCM0); | |
80 | crb_addr_transform(I2C0); | |
81 | } | |
82 | ||
83 | void qlcnic_release_rx_buffers(struct qlcnic_adapter *adapter) | |
84 | { | |
85 | struct qlcnic_recv_context *recv_ctx; | |
86 | struct qlcnic_host_rds_ring *rds_ring; | |
87 | struct qlcnic_rx_buffer *rx_buf; | |
88 | int i, ring; | |
89 | ||
b1fc6d3c | 90 | recv_ctx = adapter->recv_ctx; |
af19b491 AKS |
91 | for (ring = 0; ring < adapter->max_rds_rings; ring++) { |
92 | rds_ring = &recv_ctx->rds_rings[ring]; | |
93 | for (i = 0; i < rds_ring->num_desc; ++i) { | |
94 | rx_buf = &(rds_ring->rx_buf_arr[i]); | |
96659828 | 95 | if (rx_buf->skb == NULL) |
af19b491 | 96 | continue; |
96659828 | 97 | |
af19b491 AKS |
98 | pci_unmap_single(adapter->pdev, |
99 | rx_buf->dma, | |
100 | rds_ring->dma_size, | |
101 | PCI_DMA_FROMDEVICE); | |
96659828 AKS |
102 | |
103 | dev_kfree_skb_any(rx_buf->skb); | |
af19b491 AKS |
104 | } |
105 | } | |
106 | } | |
107 | ||
8a15ad1f AKS |
108 | void qlcnic_reset_rx_buffers_list(struct qlcnic_adapter *adapter) |
109 | { | |
110 | struct qlcnic_recv_context *recv_ctx; | |
111 | struct qlcnic_host_rds_ring *rds_ring; | |
112 | struct qlcnic_rx_buffer *rx_buf; | |
113 | int i, ring; | |
114 | ||
b1fc6d3c | 115 | recv_ctx = adapter->recv_ctx; |
8a15ad1f AKS |
116 | for (ring = 0; ring < adapter->max_rds_rings; ring++) { |
117 | rds_ring = &recv_ctx->rds_rings[ring]; | |
118 | ||
8a15ad1f AKS |
119 | INIT_LIST_HEAD(&rds_ring->free_list); |
120 | ||
121 | rx_buf = rds_ring->rx_buf_arr; | |
122 | for (i = 0; i < rds_ring->num_desc; i++) { | |
123 | list_add_tail(&rx_buf->list, | |
124 | &rds_ring->free_list); | |
125 | rx_buf++; | |
126 | } | |
8a15ad1f AKS |
127 | } |
128 | } | |
129 | ||
af19b491 AKS |
130 | void qlcnic_release_tx_buffers(struct qlcnic_adapter *adapter) |
131 | { | |
132 | struct qlcnic_cmd_buffer *cmd_buf; | |
133 | struct qlcnic_skb_frag *buffrag; | |
134 | int i, j; | |
135 | struct qlcnic_host_tx_ring *tx_ring = adapter->tx_ring; | |
136 | ||
137 | cmd_buf = tx_ring->cmd_buf_arr; | |
138 | for (i = 0; i < tx_ring->num_desc; i++) { | |
139 | buffrag = cmd_buf->frag_array; | |
140 | if (buffrag->dma) { | |
141 | pci_unmap_single(adapter->pdev, buffrag->dma, | |
142 | buffrag->length, PCI_DMA_TODEVICE); | |
143 | buffrag->dma = 0ULL; | |
144 | } | |
145 | for (j = 0; j < cmd_buf->frag_count; j++) { | |
146 | buffrag++; | |
147 | if (buffrag->dma) { | |
148 | pci_unmap_page(adapter->pdev, buffrag->dma, | |
149 | buffrag->length, | |
150 | PCI_DMA_TODEVICE); | |
151 | buffrag->dma = 0ULL; | |
152 | } | |
153 | } | |
154 | if (cmd_buf->skb) { | |
155 | dev_kfree_skb_any(cmd_buf->skb); | |
156 | cmd_buf->skb = NULL; | |
157 | } | |
158 | cmd_buf++; | |
159 | } | |
160 | } | |
161 | ||
162 | void qlcnic_free_sw_resources(struct qlcnic_adapter *adapter) | |
163 | { | |
164 | struct qlcnic_recv_context *recv_ctx; | |
165 | struct qlcnic_host_rds_ring *rds_ring; | |
af19b491 AKS |
166 | int ring; |
167 | ||
b1fc6d3c | 168 | recv_ctx = adapter->recv_ctx; |
af19b491 AKS |
169 | |
170 | if (recv_ctx->rds_rings == NULL) | |
4be41e92 | 171 | return; |
af19b491 AKS |
172 | |
173 | for (ring = 0; ring < adapter->max_rds_rings; ring++) { | |
174 | rds_ring = &recv_ctx->rds_rings[ring]; | |
175 | vfree(rds_ring->rx_buf_arr); | |
176 | rds_ring->rx_buf_arr = NULL; | |
177 | } | |
178 | kfree(recv_ctx->rds_rings); | |
af19b491 AKS |
179 | } |
180 | ||
181 | int qlcnic_alloc_sw_resources(struct qlcnic_adapter *adapter) | |
182 | { | |
183 | struct qlcnic_recv_context *recv_ctx; | |
184 | struct qlcnic_host_rds_ring *rds_ring; | |
185 | struct qlcnic_host_sds_ring *sds_ring; | |
af19b491 | 186 | struct qlcnic_rx_buffer *rx_buf; |
b2adaca9 | 187 | int ring, i; |
af19b491 | 188 | |
b1fc6d3c | 189 | recv_ctx = adapter->recv_ctx; |
af19b491 | 190 | |
b2adaca9 JP |
191 | rds_ring = kcalloc(adapter->max_rds_rings, |
192 | sizeof(struct qlcnic_host_rds_ring), GFP_KERNEL); | |
193 | if (rds_ring == NULL) | |
aadd8184 | 194 | goto err_out; |
b2adaca9 | 195 | |
af19b491 AKS |
196 | recv_ctx->rds_rings = rds_ring; |
197 | ||
198 | for (ring = 0; ring < adapter->max_rds_rings; ring++) { | |
199 | rds_ring = &recv_ctx->rds_rings[ring]; | |
200 | switch (ring) { | |
201 | case RCV_RING_NORMAL: | |
202 | rds_ring->num_desc = adapter->num_rxd; | |
ff1b1bf8 | 203 | rds_ring->dma_size = QLCNIC_P3P_RX_BUF_MAX_LEN; |
251a84c9 | 204 | rds_ring->skb_size = rds_ring->dma_size + NET_IP_ALIGN; |
af19b491 AKS |
205 | break; |
206 | ||
207 | case RCV_RING_JUMBO: | |
208 | rds_ring->num_desc = adapter->num_jumbo_rxd; | |
209 | rds_ring->dma_size = | |
ff1b1bf8 | 210 | QLCNIC_P3P_RX_JUMBO_BUF_MAX_LEN; |
af19b491 | 211 | |
79788450 SC |
212 | if (adapter->ahw->capabilities & |
213 | QLCNIC_FW_CAPABILITY_HW_LRO) | |
af19b491 AKS |
214 | rds_ring->dma_size += QLCNIC_LRO_BUFFER_EXTRA; |
215 | ||
216 | rds_ring->skb_size = | |
217 | rds_ring->dma_size + NET_IP_ALIGN; | |
218 | break; | |
af19b491 | 219 | } |
f3167460 | 220 | rds_ring->rx_buf_arr = vzalloc(RCV_BUFF_RINGSIZE(rds_ring)); |
b2adaca9 | 221 | if (rds_ring->rx_buf_arr == NULL) |
af19b491 | 222 | goto err_out; |
4be41e92 | 223 | |
af19b491 AKS |
224 | INIT_LIST_HEAD(&rds_ring->free_list); |
225 | /* | |
226 | * Now go through all of them, set reference handles | |
227 | * and put them in the queues. | |
228 | */ | |
229 | rx_buf = rds_ring->rx_buf_arr; | |
230 | for (i = 0; i < rds_ring->num_desc; i++) { | |
231 | list_add_tail(&rx_buf->list, | |
232 | &rds_ring->free_list); | |
233 | rx_buf->ref_handle = i; | |
af19b491 AKS |
234 | rx_buf++; |
235 | } | |
236 | spin_lock_init(&rds_ring->lock); | |
237 | } | |
238 | ||
239 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { | |
240 | sds_ring = &recv_ctx->sds_rings[ring]; | |
241 | sds_ring->irq = adapter->msix_entries[ring].vector; | |
242 | sds_ring->adapter = adapter; | |
243 | sds_ring->num_desc = adapter->num_rxd; | |
244 | ||
245 | for (i = 0; i < NUM_RCV_DESC_RINGS; i++) | |
246 | INIT_LIST_HEAD(&sds_ring->free_list[i]); | |
247 | } | |
248 | ||
249 | return 0; | |
250 | ||
251 | err_out: | |
252 | qlcnic_free_sw_resources(adapter); | |
253 | return -ENOMEM; | |
254 | } | |
255 | ||
256 | /* | |
257 | * Utility to translate from internal Phantom CRB address | |
258 | * to external PCI CRB address. | |
259 | */ | |
260 | static u32 qlcnic_decode_crb_addr(u32 addr) | |
261 | { | |
262 | int i; | |
263 | u32 base_addr, offset, pci_base; | |
264 | ||
265 | crb_addr_transform_setup(); | |
266 | ||
267 | pci_base = QLCNIC_ADDR_ERROR; | |
268 | base_addr = addr & 0xfff00000; | |
269 | offset = addr & 0x000fffff; | |
270 | ||
271 | for (i = 0; i < QLCNIC_MAX_CRB_XFORM; i++) { | |
272 | if (crb_addr_xform[i] == base_addr) { | |
273 | pci_base = i << 20; | |
274 | break; | |
275 | } | |
276 | } | |
277 | if (pci_base == QLCNIC_ADDR_ERROR) | |
278 | return pci_base; | |
279 | else | |
280 | return pci_base + offset; | |
281 | } | |
282 | ||
283 | #define QLCNIC_MAX_ROM_WAIT_USEC 100 | |
284 | ||
285 | static int qlcnic_wait_rom_done(struct qlcnic_adapter *adapter) | |
286 | { | |
287 | long timeout = 0; | |
288 | long done = 0; | |
289 | ||
290 | cond_resched(); | |
af19b491 AKS |
291 | while (done == 0) { |
292 | done = QLCRD32(adapter, QLCNIC_ROMUSB_GLB_STATUS); | |
293 | done &= 2; | |
294 | if (++timeout >= QLCNIC_MAX_ROM_WAIT_USEC) { | |
295 | dev_err(&adapter->pdev->dev, | |
296 | "Timeout reached waiting for rom done"); | |
297 | return -EIO; | |
298 | } | |
299 | udelay(1); | |
300 | } | |
301 | return 0; | |
302 | } | |
303 | ||
304 | static int do_rom_fast_read(struct qlcnic_adapter *adapter, | |
18f2f616 | 305 | u32 addr, u32 *valp) |
af19b491 AKS |
306 | { |
307 | QLCWR32(adapter, QLCNIC_ROMUSB_ROM_ADDRESS, addr); | |
308 | QLCWR32(adapter, QLCNIC_ROMUSB_ROM_DUMMY_BYTE_CNT, 0); | |
309 | QLCWR32(adapter, QLCNIC_ROMUSB_ROM_ABYTE_CNT, 3); | |
310 | QLCWR32(adapter, QLCNIC_ROMUSB_ROM_INSTR_OPCODE, 0xb); | |
311 | if (qlcnic_wait_rom_done(adapter)) { | |
312 | dev_err(&adapter->pdev->dev, "Error waiting for rom done\n"); | |
313 | return -EIO; | |
314 | } | |
315 | /* reset abyte_cnt and dummy_byte_cnt */ | |
316 | QLCWR32(adapter, QLCNIC_ROMUSB_ROM_ABYTE_CNT, 0); | |
317 | udelay(10); | |
318 | QLCWR32(adapter, QLCNIC_ROMUSB_ROM_DUMMY_BYTE_CNT, 0); | |
319 | ||
320 | *valp = QLCRD32(adapter, QLCNIC_ROMUSB_ROM_RDATA); | |
321 | return 0; | |
322 | } | |
323 | ||
324 | static int do_rom_fast_read_words(struct qlcnic_adapter *adapter, int addr, | |
325 | u8 *bytes, size_t size) | |
326 | { | |
327 | int addridx; | |
328 | int ret = 0; | |
329 | ||
330 | for (addridx = addr; addridx < (addr + size); addridx += 4) { | |
331 | int v; | |
332 | ret = do_rom_fast_read(adapter, addridx, &v); | |
333 | if (ret != 0) | |
334 | break; | |
335 | *(__le32 *)bytes = cpu_to_le32(v); | |
336 | bytes += 4; | |
337 | } | |
338 | ||
339 | return ret; | |
340 | } | |
341 | ||
342 | int | |
343 | qlcnic_rom_fast_read_words(struct qlcnic_adapter *adapter, int addr, | |
344 | u8 *bytes, size_t size) | |
345 | { | |
346 | int ret; | |
347 | ||
348 | ret = qlcnic_rom_lock(adapter); | |
349 | if (ret < 0) | |
350 | return ret; | |
351 | ||
352 | ret = do_rom_fast_read_words(adapter, addr, bytes, size); | |
353 | ||
354 | qlcnic_rom_unlock(adapter); | |
355 | return ret; | |
356 | } | |
357 | ||
18f2f616 | 358 | int qlcnic_rom_fast_read(struct qlcnic_adapter *adapter, u32 addr, u32 *valp) |
af19b491 AKS |
359 | { |
360 | int ret; | |
361 | ||
362 | if (qlcnic_rom_lock(adapter) != 0) | |
363 | return -EIO; | |
364 | ||
365 | ret = do_rom_fast_read(adapter, addr, valp); | |
366 | qlcnic_rom_unlock(adapter); | |
367 | return ret; | |
368 | } | |
369 | ||
370 | int qlcnic_pinit_from_rom(struct qlcnic_adapter *adapter) | |
371 | { | |
372 | int addr, val; | |
373 | int i, n, init_delay; | |
374 | struct crb_addr_pair *buf; | |
375 | unsigned offset; | |
376 | u32 off; | |
377 | struct pci_dev *pdev = adapter->pdev; | |
378 | ||
a15ebd37 HM |
379 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CMDPEG_STATE, 0); |
380 | QLC_SHARED_REG_WR32(adapter, QLCNIC_RCVPEG_STATE, 0); | |
d4066833 | 381 | |
68233c58 SC |
382 | /* Halt all the indiviual PEGs and other blocks */ |
383 | /* disable all I2Q */ | |
384 | QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x10, 0x0); | |
385 | QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x14, 0x0); | |
386 | QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x18, 0x0); | |
387 | QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x1c, 0x0); | |
388 | QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x20, 0x0); | |
389 | QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x24, 0x0); | |
390 | ||
391 | /* disable all niu interrupts */ | |
392 | QLCWR32(adapter, QLCNIC_CRB_NIU + 0x40, 0xff); | |
393 | /* disable xge rx/tx */ | |
394 | QLCWR32(adapter, QLCNIC_CRB_NIU + 0x70000, 0x00); | |
395 | /* disable xg1 rx/tx */ | |
396 | QLCWR32(adapter, QLCNIC_CRB_NIU + 0x80000, 0x00); | |
397 | /* disable sideband mac */ | |
398 | QLCWR32(adapter, QLCNIC_CRB_NIU + 0x90000, 0x00); | |
399 | /* disable ap0 mac */ | |
400 | QLCWR32(adapter, QLCNIC_CRB_NIU + 0xa0000, 0x00); | |
401 | /* disable ap1 mac */ | |
402 | QLCWR32(adapter, QLCNIC_CRB_NIU + 0xb0000, 0x00); | |
403 | ||
404 | /* halt sre */ | |
405 | val = QLCRD32(adapter, QLCNIC_CRB_SRE + 0x1000); | |
406 | QLCWR32(adapter, QLCNIC_CRB_SRE + 0x1000, val & (~(0x1))); | |
407 | ||
408 | /* halt epg */ | |
409 | QLCWR32(adapter, QLCNIC_CRB_EPG + 0x1300, 0x1); | |
410 | ||
411 | /* halt timers */ | |
412 | QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x0, 0x0); | |
413 | QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x8, 0x0); | |
414 | QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x10, 0x0); | |
415 | QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x18, 0x0); | |
416 | QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x100, 0x0); | |
417 | QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x200, 0x0); | |
418 | /* halt pegs */ | |
419 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x3c, 1); | |
420 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x3c, 1); | |
421 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x3c, 1); | |
422 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x3c, 1); | |
423 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x3c, 1); | |
424 | msleep(20); | |
425 | ||
af19b491 | 426 | qlcnic_rom_unlock(adapter); |
68233c58 SC |
427 | /* big hammer don't reset CAM block on reset */ |
428 | QLCWR32(adapter, QLCNIC_ROMUSB_GLB_SW_RESET, 0xfeffffff); | |
af19b491 | 429 | |
d4066833 | 430 | /* Init HW CRB block */ |
af19b491 AKS |
431 | if (qlcnic_rom_fast_read(adapter, 0, &n) != 0 || (n != 0xcafecafe) || |
432 | qlcnic_rom_fast_read(adapter, 4, &n) != 0) { | |
433 | dev_err(&pdev->dev, "ERROR Reading crb_init area: val:%x\n", n); | |
434 | return -EIO; | |
435 | } | |
436 | offset = n & 0xffffU; | |
437 | n = (n >> 16) & 0xffffU; | |
438 | ||
439 | if (n >= 1024) { | |
440 | dev_err(&pdev->dev, "QLOGIC card flash not initialized.\n"); | |
441 | return -EIO; | |
442 | } | |
443 | ||
444 | buf = kcalloc(n, sizeof(struct crb_addr_pair), GFP_KERNEL); | |
b2adaca9 | 445 | if (buf == NULL) |
af19b491 | 446 | return -ENOMEM; |
af19b491 AKS |
447 | |
448 | for (i = 0; i < n; i++) { | |
449 | if (qlcnic_rom_fast_read(adapter, 8*i + 4*offset, &val) != 0 || | |
450 | qlcnic_rom_fast_read(adapter, 8*i + 4*offset + 4, &addr) != 0) { | |
451 | kfree(buf); | |
452 | return -EIO; | |
453 | } | |
454 | ||
455 | buf[i].addr = addr; | |
456 | buf[i].data = val; | |
457 | } | |
458 | ||
459 | for (i = 0; i < n; i++) { | |
460 | ||
461 | off = qlcnic_decode_crb_addr(buf[i].addr); | |
462 | if (off == QLCNIC_ADDR_ERROR) { | |
463 | dev_err(&pdev->dev, "CRB init value out of range %x\n", | |
464 | buf[i].addr); | |
465 | continue; | |
466 | } | |
467 | off += QLCNIC_PCI_CRBSPACE; | |
468 | ||
469 | if (off & 1) | |
470 | continue; | |
471 | ||
472 | /* skipping cold reboot MAGIC */ | |
473 | if (off == QLCNIC_CAM_RAM(0x1fc)) | |
474 | continue; | |
475 | if (off == (QLCNIC_CRB_I2C0 + 0x1c)) | |
476 | continue; | |
477 | if (off == (ROMUSB_GLB + 0xbc)) /* do not reset PCI */ | |
478 | continue; | |
479 | if (off == (ROMUSB_GLB + 0xa8)) | |
480 | continue; | |
481 | if (off == (ROMUSB_GLB + 0xc8)) /* core clock */ | |
482 | continue; | |
483 | if (off == (ROMUSB_GLB + 0x24)) /* MN clock */ | |
484 | continue; | |
485 | if (off == (ROMUSB_GLB + 0x1c)) /* MS clock */ | |
486 | continue; | |
487 | if ((off & 0x0ff00000) == QLCNIC_CRB_DDR_NET) | |
488 | continue; | |
489 | /* skip the function enable register */ | |
490 | if (off == QLCNIC_PCIE_REG(PCIE_SETUP_FUNCTION)) | |
491 | continue; | |
492 | if (off == QLCNIC_PCIE_REG(PCIE_SETUP_FUNCTION2)) | |
493 | continue; | |
494 | if ((off & 0x0ff00000) == QLCNIC_CRB_SMB) | |
495 | continue; | |
496 | ||
497 | init_delay = 1; | |
498 | /* After writing this register, HW needs time for CRB */ | |
499 | /* to quiet down (else crb_window returns 0xffffffff) */ | |
500 | if (off == QLCNIC_ROMUSB_GLB_SW_RESET) | |
501 | init_delay = 1000; | |
502 | ||
503 | QLCWR32(adapter, off, buf[i].data); | |
504 | ||
505 | msleep(init_delay); | |
506 | } | |
507 | kfree(buf); | |
508 | ||
d4066833 | 509 | /* Initialize protocol process engine */ |
af19b491 | 510 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_D + 0xec, 0x1e); |
af19b491 AKS |
511 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_D + 0x4c, 8); |
512 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_I + 0x4c, 8); | |
af19b491 AKS |
513 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x8, 0); |
514 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_0 + 0xc, 0); | |
515 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x8, 0); | |
516 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_1 + 0xc, 0); | |
517 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x8, 0); | |
518 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_2 + 0xc, 0); | |
519 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x8, 0); | |
520 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_3 + 0xc, 0); | |
d4066833 SC |
521 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x8, 0); |
522 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_4 + 0xc, 0); | |
523 | msleep(1); | |
68233c58 | 524 | |
a15ebd37 HM |
525 | QLC_SHARED_REG_WR32(adapter, QLCNIC_PEG_HALT_STATUS1, 0); |
526 | QLC_SHARED_REG_WR32(adapter, QLCNIC_PEG_HALT_STATUS2, 0); | |
68233c58 | 527 | |
af19b491 AKS |
528 | return 0; |
529 | } | |
530 | ||
4e70812b | 531 | static int qlcnic_cmd_peg_ready(struct qlcnic_adapter *adapter) |
d4066833 | 532 | { |
4e70812b SC |
533 | u32 val; |
534 | int retries = QLCNIC_CMDPEG_CHECK_RETRY_COUNT; | |
d4066833 | 535 | |
d4066833 | 536 | do { |
a15ebd37 | 537 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CMDPEG_STATE); |
4e70812b SC |
538 | |
539 | switch (val) { | |
540 | case PHAN_INITIALIZE_COMPLETE: | |
541 | case PHAN_INITIALIZE_ACK: | |
542 | return 0; | |
543 | case PHAN_INITIALIZE_FAILED: | |
544 | goto out_err; | |
545 | default: | |
546 | break; | |
d4066833 | 547 | } |
4e70812b SC |
548 | |
549 | msleep(QLCNIC_CMDPEG_CHECK_DELAY); | |
550 | ||
d4066833 SC |
551 | } while (--retries); |
552 | ||
a15ebd37 HM |
553 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CMDPEG_STATE, |
554 | PHAN_INITIALIZE_FAILED); | |
4e70812b SC |
555 | |
556 | out_err: | |
557 | dev_err(&adapter->pdev->dev, "Command Peg initialization not " | |
558 | "complete, state: 0x%x.\n", val); | |
559 | return -EIO; | |
560 | } | |
561 | ||
562 | static int | |
563 | qlcnic_receive_peg_ready(struct qlcnic_adapter *adapter) | |
564 | { | |
565 | u32 val; | |
566 | int retries = QLCNIC_RCVPEG_CHECK_RETRY_COUNT; | |
567 | ||
568 | do { | |
a15ebd37 | 569 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_RCVPEG_STATE); |
4e70812b SC |
570 | |
571 | if (val == PHAN_PEG_RCV_INITIALIZED) | |
572 | return 0; | |
573 | ||
574 | msleep(QLCNIC_RCVPEG_CHECK_DELAY); | |
575 | ||
576 | } while (--retries); | |
577 | ||
578 | if (!retries) { | |
579 | dev_err(&adapter->pdev->dev, "Receive Peg initialization not " | |
580 | "complete, state: 0x%x.\n", val); | |
581 | return -EIO; | |
582 | } | |
583 | ||
584 | return 0; | |
585 | } | |
586 | ||
587 | int | |
588 | qlcnic_check_fw_status(struct qlcnic_adapter *adapter) | |
589 | { | |
590 | int err; | |
591 | ||
592 | err = qlcnic_cmd_peg_ready(adapter); | |
593 | if (err) | |
594 | return err; | |
595 | ||
596 | err = qlcnic_receive_peg_ready(adapter); | |
597 | if (err) | |
598 | return err; | |
599 | ||
a15ebd37 | 600 | QLC_SHARED_REG_WR32(adapter, QLCNIC_CMDPEG_STATE, PHAN_INITIALIZE_ACK); |
4e70812b SC |
601 | |
602 | return err; | |
d4066833 SC |
603 | } |
604 | ||
b3a24649 | 605 | int |
aa5e18c0 SC |
606 | qlcnic_setup_idc_param(struct qlcnic_adapter *adapter) { |
607 | ||
608 | int timeo; | |
b3a24649 SC |
609 | u32 val; |
610 | ||
a15ebd37 | 611 | val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_PARTITION_INFO); |
45918e2f AC |
612 | val = QLC_DEV_GET_DRV(val, adapter->portnum); |
613 | if ((val & 0x3) != QLCNIC_TYPE_NIC) { | |
614 | dev_err(&adapter->pdev->dev, | |
615 | "Not an Ethernet NIC func=%u\n", val); | |
616 | return -EIO; | |
b3a24649 | 617 | } |
79788450 | 618 | adapter->ahw->physical_port = (val >> 2); |
aa5e18c0 | 619 | if (qlcnic_rom_fast_read(adapter, QLCNIC_ROM_DEV_INIT_TIMEOUT, &timeo)) |
251b036a | 620 | timeo = QLCNIC_INIT_TIMEOUT_SECS; |
aa5e18c0 SC |
621 | |
622 | adapter->dev_init_timeo = timeo; | |
623 | ||
624 | if (qlcnic_rom_fast_read(adapter, QLCNIC_ROM_DRV_RESET_TIMEOUT, &timeo)) | |
251b036a | 625 | timeo = QLCNIC_RESET_TIMEOUT_SECS; |
aa5e18c0 SC |
626 | |
627 | adapter->reset_ack_timeo = timeo; | |
b3a24649 SC |
628 | |
629 | return 0; | |
aa5e18c0 SC |
630 | } |
631 | ||
0e5f20b6 | 632 | static int qlcnic_get_flt_entry(struct qlcnic_adapter *adapter, u8 region, |
633 | struct qlcnic_flt_entry *region_entry) | |
634 | { | |
635 | struct qlcnic_flt_header flt_hdr; | |
636 | struct qlcnic_flt_entry *flt_entry; | |
637 | int i = 0, ret; | |
638 | u32 entry_size; | |
639 | ||
640 | memset(region_entry, 0, sizeof(struct qlcnic_flt_entry)); | |
641 | ret = qlcnic_rom_fast_read_words(adapter, QLCNIC_FLT_LOCATION, | |
642 | (u8 *)&flt_hdr, | |
643 | sizeof(struct qlcnic_flt_header)); | |
644 | if (ret) { | |
645 | dev_warn(&adapter->pdev->dev, | |
646 | "error reading flash layout header\n"); | |
647 | return -EIO; | |
648 | } | |
649 | ||
650 | entry_size = flt_hdr.len - sizeof(struct qlcnic_flt_header); | |
a15ebd37 | 651 | flt_entry = vzalloc(entry_size); |
b2adaca9 | 652 | if (flt_entry == NULL) |
0e5f20b6 | 653 | return -EIO; |
0e5f20b6 | 654 | |
655 | ret = qlcnic_rom_fast_read_words(adapter, QLCNIC_FLT_LOCATION + | |
656 | sizeof(struct qlcnic_flt_header), | |
657 | (u8 *)flt_entry, entry_size); | |
658 | if (ret) { | |
659 | dev_warn(&adapter->pdev->dev, | |
660 | "error reading flash layout entries\n"); | |
661 | goto err_out; | |
662 | } | |
663 | ||
664 | while (i < (entry_size/sizeof(struct qlcnic_flt_entry))) { | |
665 | if (flt_entry[i].region == region) | |
666 | break; | |
667 | i++; | |
668 | } | |
669 | if (i >= (entry_size/sizeof(struct qlcnic_flt_entry))) { | |
670 | dev_warn(&adapter->pdev->dev, | |
671 | "region=%x not found in %d regions\n", region, i); | |
672 | ret = -EIO; | |
673 | goto err_out; | |
674 | } | |
675 | memcpy(region_entry, &flt_entry[i], sizeof(struct qlcnic_flt_entry)); | |
676 | ||
677 | err_out: | |
678 | vfree(flt_entry); | |
679 | return ret; | |
680 | } | |
681 | ||
8f891387 | 682 | int |
683 | qlcnic_check_flash_fw_ver(struct qlcnic_adapter *adapter) | |
684 | { | |
0e5f20b6 | 685 | struct qlcnic_flt_entry fw_entry; |
8f891387 | 686 | u32 ver = -1, min_ver; |
0e5f20b6 | 687 | int ret; |
8f891387 | 688 | |
a2050c7e SV |
689 | if (adapter->ahw->revision_id == QLCNIC_P3P_C0) |
690 | ret = qlcnic_get_flt_entry(adapter, QLCNIC_C0_FW_IMAGE_REGION, | |
691 | &fw_entry); | |
692 | else | |
693 | ret = qlcnic_get_flt_entry(adapter, QLCNIC_B0_FW_IMAGE_REGION, | |
694 | &fw_entry); | |
695 | ||
0e5f20b6 | 696 | if (!ret) |
697 | /* 0-4:-signature, 4-8:-fw version */ | |
698 | qlcnic_rom_fast_read(adapter, fw_entry.start_addr + 4, | |
699 | (int *)&ver); | |
700 | else | |
701 | qlcnic_rom_fast_read(adapter, QLCNIC_FW_VERSION_OFFSET, | |
702 | (int *)&ver); | |
8f891387 | 703 | |
704 | ver = QLCNIC_DECODE_VERSION(ver); | |
705 | min_ver = QLCNIC_MIN_FW_VERSION; | |
706 | ||
707 | if (ver < min_ver) { | |
708 | dev_err(&adapter->pdev->dev, | |
709 | "firmware version %d.%d.%d unsupported." | |
710 | "Min supported version %d.%d.%d\n", | |
711 | _major(ver), _minor(ver), _build(ver), | |
712 | _major(min_ver), _minor(min_ver), _build(min_ver)); | |
713 | return -EINVAL; | |
714 | } | |
715 | ||
716 | return 0; | |
717 | } | |
718 | ||
af19b491 AKS |
719 | static int |
720 | qlcnic_has_mn(struct qlcnic_adapter *adapter) | |
721 | { | |
8f891387 | 722 | u32 capability; |
af19b491 AKS |
723 | capability = 0; |
724 | ||
251a84c9 AKS |
725 | capability = QLCRD32(adapter, QLCNIC_PEG_TUNE_CAPABILITY); |
726 | if (capability & QLCNIC_PEG_TUNE_MN_PRESENT) | |
727 | return 1; | |
af19b491 | 728 | |
af19b491 AKS |
729 | return 0; |
730 | } | |
731 | ||
732 | static | |
733 | struct uni_table_desc *qlcnic_get_table_desc(const u8 *unirom, int section) | |
734 | { | |
63507592 | 735 | u32 i, entries; |
af19b491 | 736 | struct uni_table_desc *directory = (struct uni_table_desc *) &unirom[0]; |
63507592 | 737 | entries = le32_to_cpu(directory->num_entries); |
af19b491 AKS |
738 | |
739 | for (i = 0; i < entries; i++) { | |
740 | ||
63507592 SS |
741 | u32 offs = le32_to_cpu(directory->findex) + |
742 | i * le32_to_cpu(directory->entry_size); | |
743 | u32 tab_type = le32_to_cpu(*((__le32 *)&unirom[offs] + 8)); | |
af19b491 AKS |
744 | |
745 | if (tab_type == section) | |
746 | return (struct uni_table_desc *) &unirom[offs]; | |
747 | } | |
748 | ||
749 | return NULL; | |
750 | } | |
751 | ||
b7eff100 SC |
752 | #define FILEHEADER_SIZE (14 * 4) |
753 | ||
af19b491 | 754 | static int |
b7eff100 | 755 | qlcnic_validate_header(struct qlcnic_adapter *adapter) |
af19b491 | 756 | { |
af19b491 | 757 | const u8 *unirom = adapter->fw->data; |
b7eff100 | 758 | struct uni_table_desc *directory = (struct uni_table_desc *) &unirom[0]; |
63507592 SS |
759 | u32 entries, entry_size, tab_size, fw_file_size; |
760 | ||
761 | fw_file_size = adapter->fw->size; | |
b7eff100 SC |
762 | |
763 | if (fw_file_size < FILEHEADER_SIZE) | |
764 | return -EINVAL; | |
765 | ||
63507592 SS |
766 | entries = le32_to_cpu(directory->num_entries); |
767 | entry_size = le32_to_cpu(directory->entry_size); | |
768 | tab_size = le32_to_cpu(directory->findex) + (entries * entry_size); | |
b7eff100 SC |
769 | |
770 | if (fw_file_size < tab_size) | |
771 | return -EINVAL; | |
772 | ||
773 | return 0; | |
774 | } | |
775 | ||
776 | static int | |
777 | qlcnic_validate_bootld(struct qlcnic_adapter *adapter) | |
778 | { | |
779 | struct uni_table_desc *tab_desc; | |
780 | struct uni_data_desc *descr; | |
63507592 | 781 | u32 offs, tab_size, data_size, idx; |
b7eff100 | 782 | const u8 *unirom = adapter->fw->data; |
63507592 | 783 | __le32 temp; |
b7eff100 | 784 | |
63507592 SS |
785 | temp = *((__le32 *)&unirom[adapter->file_prd_off] + |
786 | QLCNIC_UNI_BOOTLD_IDX_OFF); | |
787 | idx = le32_to_cpu(temp); | |
b7eff100 SC |
788 | tab_desc = qlcnic_get_table_desc(unirom, QLCNIC_UNI_DIR_SECT_BOOTLD); |
789 | ||
790 | if (!tab_desc) | |
791 | return -EINVAL; | |
792 | ||
63507592 SS |
793 | tab_size = le32_to_cpu(tab_desc->findex) + |
794 | le32_to_cpu(tab_desc->entry_size) * (idx + 1); | |
b7eff100 SC |
795 | |
796 | if (adapter->fw->size < tab_size) | |
797 | return -EINVAL; | |
798 | ||
63507592 SS |
799 | offs = le32_to_cpu(tab_desc->findex) + |
800 | le32_to_cpu(tab_desc->entry_size) * idx; | |
b7eff100 SC |
801 | descr = (struct uni_data_desc *)&unirom[offs]; |
802 | ||
63507592 | 803 | data_size = le32_to_cpu(descr->findex) + le32_to_cpu(descr->size); |
b7eff100 SC |
804 | |
805 | if (adapter->fw->size < data_size) | |
806 | return -EINVAL; | |
807 | ||
808 | return 0; | |
809 | } | |
810 | ||
811 | static int | |
812 | qlcnic_validate_fw(struct qlcnic_adapter *adapter) | |
813 | { | |
814 | struct uni_table_desc *tab_desc; | |
815 | struct uni_data_desc *descr; | |
816 | const u8 *unirom = adapter->fw->data; | |
63507592 SS |
817 | u32 offs, tab_size, data_size, idx; |
818 | __le32 temp; | |
b7eff100 | 819 | |
63507592 SS |
820 | temp = *((__le32 *)&unirom[adapter->file_prd_off] + |
821 | QLCNIC_UNI_FIRMWARE_IDX_OFF); | |
822 | idx = le32_to_cpu(temp); | |
b7eff100 SC |
823 | tab_desc = qlcnic_get_table_desc(unirom, QLCNIC_UNI_DIR_SECT_FW); |
824 | ||
825 | if (!tab_desc) | |
826 | return -EINVAL; | |
827 | ||
63507592 SS |
828 | tab_size = le32_to_cpu(tab_desc->findex) + |
829 | le32_to_cpu(tab_desc->entry_size) * (idx + 1); | |
b7eff100 SC |
830 | |
831 | if (adapter->fw->size < tab_size) | |
832 | return -EINVAL; | |
833 | ||
63507592 SS |
834 | offs = le32_to_cpu(tab_desc->findex) + |
835 | le32_to_cpu(tab_desc->entry_size) * idx; | |
b7eff100 | 836 | descr = (struct uni_data_desc *)&unirom[offs]; |
63507592 | 837 | data_size = le32_to_cpu(descr->findex) + le32_to_cpu(descr->size); |
b7eff100 SC |
838 | |
839 | if (adapter->fw->size < data_size) | |
840 | return -EINVAL; | |
841 | ||
842 | return 0; | |
843 | } | |
844 | ||
845 | static int | |
846 | qlcnic_validate_product_offs(struct qlcnic_adapter *adapter) | |
847 | { | |
848 | struct uni_table_desc *ptab_descr; | |
849 | const u8 *unirom = adapter->fw->data; | |
af19b491 | 850 | int mn_present = qlcnic_has_mn(adapter); |
63507592 SS |
851 | u32 entries, entry_size, tab_size, i; |
852 | __le32 temp; | |
af19b491 AKS |
853 | |
854 | ptab_descr = qlcnic_get_table_desc(unirom, | |
855 | QLCNIC_UNI_DIR_SECT_PRODUCT_TBL); | |
b7eff100 SC |
856 | if (!ptab_descr) |
857 | return -EINVAL; | |
af19b491 | 858 | |
63507592 SS |
859 | entries = le32_to_cpu(ptab_descr->num_entries); |
860 | entry_size = le32_to_cpu(ptab_descr->entry_size); | |
861 | tab_size = le32_to_cpu(ptab_descr->findex) + (entries * entry_size); | |
b7eff100 SC |
862 | |
863 | if (adapter->fw->size < tab_size) | |
864 | return -EINVAL; | |
865 | ||
af19b491 AKS |
866 | nomn: |
867 | for (i = 0; i < entries; i++) { | |
868 | ||
63507592 | 869 | u32 flags, file_chiprev, offs; |
b1fc6d3c | 870 | u8 chiprev = adapter->ahw->revision_id; |
af19b491 AKS |
871 | u32 flagbit; |
872 | ||
63507592 SS |
873 | offs = le32_to_cpu(ptab_descr->findex) + |
874 | i * le32_to_cpu(ptab_descr->entry_size); | |
875 | temp = *((__le32 *)&unirom[offs] + QLCNIC_UNI_FLAGS_OFF); | |
876 | flags = le32_to_cpu(temp); | |
877 | temp = *((__le32 *)&unirom[offs] + QLCNIC_UNI_CHIP_REV_OFF); | |
878 | file_chiprev = le32_to_cpu(temp); | |
af19b491 AKS |
879 | |
880 | flagbit = mn_present ? 1 : 2; | |
881 | ||
882 | if ((chiprev == file_chiprev) && | |
883 | ((1ULL << flagbit) & flags)) { | |
884 | adapter->file_prd_off = offs; | |
885 | return 0; | |
886 | } | |
887 | } | |
888 | if (mn_present) { | |
889 | mn_present = 0; | |
890 | goto nomn; | |
891 | } | |
b7eff100 SC |
892 | return -EINVAL; |
893 | } | |
894 | ||
895 | static int | |
896 | qlcnic_validate_unified_romimage(struct qlcnic_adapter *adapter) | |
897 | { | |
898 | if (qlcnic_validate_header(adapter)) { | |
899 | dev_err(&adapter->pdev->dev, | |
900 | "unified image: header validation failed\n"); | |
901 | return -EINVAL; | |
902 | } | |
903 | ||
904 | if (qlcnic_validate_product_offs(adapter)) { | |
905 | dev_err(&adapter->pdev->dev, | |
906 | "unified image: product validation failed\n"); | |
907 | return -EINVAL; | |
908 | } | |
909 | ||
910 | if (qlcnic_validate_bootld(adapter)) { | |
911 | dev_err(&adapter->pdev->dev, | |
912 | "unified image: bootld validation failed\n"); | |
913 | return -EINVAL; | |
914 | } | |
915 | ||
916 | if (qlcnic_validate_fw(adapter)) { | |
917 | dev_err(&adapter->pdev->dev, | |
918 | "unified image: firmware validation failed\n"); | |
919 | return -EINVAL; | |
920 | } | |
921 | ||
922 | return 0; | |
af19b491 AKS |
923 | } |
924 | ||
925 | static | |
926 | struct uni_data_desc *qlcnic_get_data_desc(struct qlcnic_adapter *adapter, | |
927 | u32 section, u32 idx_offset) | |
928 | { | |
929 | const u8 *unirom = adapter->fw->data; | |
af19b491 | 930 | struct uni_table_desc *tab_desc; |
63507592 SS |
931 | u32 offs, idx; |
932 | __le32 temp; | |
933 | ||
934 | temp = *((__le32 *)&unirom[adapter->file_prd_off] + idx_offset); | |
935 | idx = le32_to_cpu(temp); | |
af19b491 AKS |
936 | |
937 | tab_desc = qlcnic_get_table_desc(unirom, section); | |
938 | ||
939 | if (tab_desc == NULL) | |
940 | return NULL; | |
941 | ||
63507592 SS |
942 | offs = le32_to_cpu(tab_desc->findex) + |
943 | le32_to_cpu(tab_desc->entry_size) * idx; | |
af19b491 AKS |
944 | |
945 | return (struct uni_data_desc *)&unirom[offs]; | |
946 | } | |
947 | ||
948 | static u8 * | |
949 | qlcnic_get_bootld_offs(struct qlcnic_adapter *adapter) | |
950 | { | |
951 | u32 offs = QLCNIC_BOOTLD_START; | |
63507592 SS |
952 | struct uni_data_desc *data_desc; |
953 | ||
954 | data_desc = qlcnic_get_data_desc(adapter, QLCNIC_UNI_DIR_SECT_BOOTLD, | |
955 | QLCNIC_UNI_BOOTLD_IDX_OFF); | |
af19b491 | 956 | |
79788450 | 957 | if (adapter->ahw->fw_type == QLCNIC_UNIFIED_ROMIMAGE) |
63507592 | 958 | offs = le32_to_cpu(data_desc->findex); |
af19b491 AKS |
959 | |
960 | return (u8 *)&adapter->fw->data[offs]; | |
961 | } | |
962 | ||
963 | static u8 * | |
964 | qlcnic_get_fw_offs(struct qlcnic_adapter *adapter) | |
965 | { | |
966 | u32 offs = QLCNIC_IMAGE_START; | |
63507592 | 967 | struct uni_data_desc *data_desc; |
af19b491 | 968 | |
63507592 SS |
969 | data_desc = qlcnic_get_data_desc(adapter, QLCNIC_UNI_DIR_SECT_FW, |
970 | QLCNIC_UNI_FIRMWARE_IDX_OFF); | |
79788450 | 971 | if (adapter->ahw->fw_type == QLCNIC_UNIFIED_ROMIMAGE) |
63507592 | 972 | offs = le32_to_cpu(data_desc->findex); |
af19b491 AKS |
973 | |
974 | return (u8 *)&adapter->fw->data[offs]; | |
975 | } | |
976 | ||
63507592 | 977 | static u32 qlcnic_get_fw_size(struct qlcnic_adapter *adapter) |
af19b491 | 978 | { |
63507592 SS |
979 | struct uni_data_desc *data_desc; |
980 | const u8 *unirom = adapter->fw->data; | |
981 | ||
982 | data_desc = qlcnic_get_data_desc(adapter, QLCNIC_UNI_DIR_SECT_FW, | |
983 | QLCNIC_UNI_FIRMWARE_IDX_OFF); | |
984 | ||
79788450 | 985 | if (adapter->ahw->fw_type == QLCNIC_UNIFIED_ROMIMAGE) |
63507592 | 986 | return le32_to_cpu(data_desc->size); |
af19b491 | 987 | else |
63507592 | 988 | return le32_to_cpu(*(__le32 *)&unirom[QLCNIC_FW_SIZE_OFFSET]); |
af19b491 AKS |
989 | } |
990 | ||
63507592 | 991 | static u32 qlcnic_get_fw_version(struct qlcnic_adapter *adapter) |
af19b491 AKS |
992 | { |
993 | struct uni_data_desc *fw_data_desc; | |
994 | const struct firmware *fw = adapter->fw; | |
63507592 SS |
995 | u32 major, minor, sub; |
996 | __le32 version_offset; | |
af19b491 AKS |
997 | const u8 *ver_str; |
998 | int i, ret; | |
999 | ||
79788450 | 1000 | if (adapter->ahw->fw_type != QLCNIC_UNIFIED_ROMIMAGE) { |
63507592 SS |
1001 | version_offset = *(__le32 *)&fw->data[QLCNIC_FW_VERSION_OFFSET]; |
1002 | return le32_to_cpu(version_offset); | |
1003 | } | |
af19b491 AKS |
1004 | |
1005 | fw_data_desc = qlcnic_get_data_desc(adapter, QLCNIC_UNI_DIR_SECT_FW, | |
1006 | QLCNIC_UNI_FIRMWARE_IDX_OFF); | |
63507592 SS |
1007 | ver_str = fw->data + le32_to_cpu(fw_data_desc->findex) + |
1008 | le32_to_cpu(fw_data_desc->size) - 17; | |
af19b491 AKS |
1009 | |
1010 | for (i = 0; i < 12; i++) { | |
1011 | if (!strncmp(&ver_str[i], "REV=", 4)) { | |
1012 | ret = sscanf(&ver_str[i+4], "%u.%u.%u ", | |
1013 | &major, &minor, &sub); | |
1014 | if (ret != 3) | |
1015 | return 0; | |
1016 | else | |
1017 | return major + (minor << 8) + (sub << 16); | |
1018 | } | |
1019 | } | |
1020 | ||
1021 | return 0; | |
1022 | } | |
1023 | ||
63507592 | 1024 | static u32 qlcnic_get_bios_version(struct qlcnic_adapter *adapter) |
af19b491 AKS |
1025 | { |
1026 | const struct firmware *fw = adapter->fw; | |
63507592 SS |
1027 | u32 bios_ver, prd_off = adapter->file_prd_off; |
1028 | u8 *version_offset; | |
1029 | __le32 temp; | |
af19b491 | 1030 | |
79788450 | 1031 | if (adapter->ahw->fw_type != QLCNIC_UNIFIED_ROMIMAGE) { |
63507592 SS |
1032 | version_offset = (u8 *)&fw->data[QLCNIC_BIOS_VERSION_OFFSET]; |
1033 | return le32_to_cpu(*(__le32 *)version_offset); | |
1034 | } | |
af19b491 | 1035 | |
63507592 SS |
1036 | temp = *((__le32 *)(&fw->data[prd_off]) + QLCNIC_UNI_BIOS_VERSION_OFF); |
1037 | bios_ver = le32_to_cpu(temp); | |
af19b491 | 1038 | |
addd5abf | 1039 | return (bios_ver << 16) + ((bios_ver >> 8) & 0xff00) + (bios_ver >> 24); |
af19b491 AKS |
1040 | } |
1041 | ||
091754a1 SC |
1042 | static void qlcnic_rom_lock_recovery(struct qlcnic_adapter *adapter) |
1043 | { | |
1044 | if (qlcnic_pcie_sem_lock(adapter, 2, QLCNIC_ROM_LOCK_ID)) | |
1045 | dev_info(&adapter->pdev->dev, "Resetting rom_lock\n"); | |
1046 | ||
1047 | qlcnic_pcie_sem_unlock(adapter, 2); | |
1048 | } | |
1049 | ||
4e70812b SC |
1050 | static int |
1051 | qlcnic_check_fw_hearbeat(struct qlcnic_adapter *adapter) | |
1052 | { | |
1053 | u32 heartbeat, ret = -EIO; | |
1054 | int retries = QLCNIC_HEARTBEAT_CHECK_RETRY_COUNT; | |
1055 | ||
a15ebd37 HM |
1056 | adapter->heartbeat = QLC_SHARED_REG_RD32(adapter, |
1057 | QLCNIC_PEG_ALIVE_COUNTER); | |
4e70812b SC |
1058 | |
1059 | do { | |
1060 | msleep(QLCNIC_HEARTBEAT_PERIOD_MSECS); | |
a15ebd37 HM |
1061 | heartbeat = QLC_SHARED_REG_RD32(adapter, |
1062 | QLCNIC_PEG_ALIVE_COUNTER); | |
4e70812b SC |
1063 | if (heartbeat != adapter->heartbeat) { |
1064 | ret = QLCNIC_RCODE_SUCCESS; | |
1065 | break; | |
1066 | } | |
1067 | } while (--retries); | |
1068 | ||
1069 | return ret; | |
1070 | } | |
1071 | ||
af19b491 AKS |
1072 | int |
1073 | qlcnic_need_fw_reset(struct qlcnic_adapter *adapter) | |
1074 | { | |
032a13c7 SV |
1075 | if ((adapter->flags & QLCNIC_FW_HANG) || |
1076 | qlcnic_check_fw_hearbeat(adapter)) { | |
091754a1 | 1077 | qlcnic_rom_lock_recovery(adapter); |
af19b491 | 1078 | return 1; |
091754a1 | 1079 | } |
af19b491 | 1080 | |
091754a1 | 1081 | if (adapter->need_fw_reset) |
af19b491 AKS |
1082 | return 1; |
1083 | ||
97f29d82 AKS |
1084 | if (adapter->fw) |
1085 | return 1; | |
af19b491 AKS |
1086 | |
1087 | return 0; | |
1088 | } | |
1089 | ||
1090 | static const char *fw_name[] = { | |
1091 | QLCNIC_UNIFIED_ROMIMAGE_NAME, | |
1092 | QLCNIC_FLASH_ROMIMAGE_NAME, | |
1093 | }; | |
1094 | ||
1095 | int | |
1096 | qlcnic_load_firmware(struct qlcnic_adapter *adapter) | |
1097 | { | |
63507592 | 1098 | __le64 *ptr64; |
af19b491 AKS |
1099 | u32 i, flashaddr, size; |
1100 | const struct firmware *fw = adapter->fw; | |
1101 | struct pci_dev *pdev = adapter->pdev; | |
1102 | ||
1103 | dev_info(&pdev->dev, "loading firmware from %s\n", | |
79788450 | 1104 | fw_name[adapter->ahw->fw_type]); |
af19b491 AKS |
1105 | |
1106 | if (fw) { | |
63507592 | 1107 | u64 data; |
af19b491 AKS |
1108 | |
1109 | size = (QLCNIC_IMAGE_START - QLCNIC_BOOTLD_START) / 8; | |
1110 | ||
63507592 | 1111 | ptr64 = (__le64 *)qlcnic_get_bootld_offs(adapter); |
af19b491 AKS |
1112 | flashaddr = QLCNIC_BOOTLD_START; |
1113 | ||
1114 | for (i = 0; i < size; i++) { | |
63507592 | 1115 | data = le64_to_cpu(ptr64[i]); |
af19b491 AKS |
1116 | |
1117 | if (qlcnic_pci_mem_write_2M(adapter, flashaddr, data)) | |
1118 | return -EIO; | |
1119 | ||
1120 | flashaddr += 8; | |
1121 | } | |
1122 | ||
63507592 | 1123 | size = qlcnic_get_fw_size(adapter) / 8; |
af19b491 | 1124 | |
63507592 | 1125 | ptr64 = (__le64 *)qlcnic_get_fw_offs(adapter); |
af19b491 AKS |
1126 | flashaddr = QLCNIC_IMAGE_START; |
1127 | ||
1128 | for (i = 0; i < size; i++) { | |
63507592 | 1129 | data = le64_to_cpu(ptr64[i]); |
af19b491 AKS |
1130 | |
1131 | if (qlcnic_pci_mem_write_2M(adapter, | |
1132 | flashaddr, data)) | |
1133 | return -EIO; | |
1134 | ||
1135 | flashaddr += 8; | |
1136 | } | |
0bc92b5b | 1137 | |
63507592 | 1138 | size = qlcnic_get_fw_size(adapter) % 8; |
0bc92b5b | 1139 | if (size) { |
63507592 | 1140 | data = le64_to_cpu(ptr64[i]); |
0bc92b5b AKS |
1141 | |
1142 | if (qlcnic_pci_mem_write_2M(adapter, | |
1143 | flashaddr, data)) | |
1144 | return -EIO; | |
1145 | } | |
1146 | ||
af19b491 AKS |
1147 | } else { |
1148 | u64 data; | |
1149 | u32 hi, lo; | |
f8d54811 SV |
1150 | int ret; |
1151 | struct qlcnic_flt_entry bootld_entry; | |
1152 | ||
1153 | ret = qlcnic_get_flt_entry(adapter, QLCNIC_BOOTLD_REGION, | |
1154 | &bootld_entry); | |
1155 | if (!ret) { | |
1156 | size = bootld_entry.size / 8; | |
1157 | flashaddr = bootld_entry.start_addr; | |
1158 | } else { | |
1159 | size = (QLCNIC_IMAGE_START - QLCNIC_BOOTLD_START) / 8; | |
1160 | flashaddr = QLCNIC_BOOTLD_START; | |
1161 | dev_info(&pdev->dev, | |
1162 | "using legacy method to get flash fw region"); | |
1163 | } | |
af19b491 AKS |
1164 | |
1165 | for (i = 0; i < size; i++) { | |
1166 | if (qlcnic_rom_fast_read(adapter, | |
1167 | flashaddr, (int *)&lo) != 0) | |
1168 | return -EIO; | |
1169 | if (qlcnic_rom_fast_read(adapter, | |
1170 | flashaddr + 4, (int *)&hi) != 0) | |
1171 | return -EIO; | |
1172 | ||
1173 | data = (((u64)hi << 32) | lo); | |
1174 | ||
1175 | if (qlcnic_pci_mem_write_2M(adapter, | |
1176 | flashaddr, data)) | |
1177 | return -EIO; | |
1178 | ||
1179 | flashaddr += 8; | |
1180 | } | |
1181 | } | |
1182 | msleep(1); | |
1183 | ||
1184 | QLCWR32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x18, 0x1020); | |
1185 | QLCWR32(adapter, QLCNIC_ROMUSB_GLB_SW_RESET, 0x80001e); | |
1186 | return 0; | |
1187 | } | |
1188 | ||
1189 | static int | |
1190 | qlcnic_validate_firmware(struct qlcnic_adapter *adapter) | |
1191 | { | |
63507592 | 1192 | u32 val; |
8f891387 | 1193 | u32 ver, bios, min_size; |
af19b491 AKS |
1194 | struct pci_dev *pdev = adapter->pdev; |
1195 | const struct firmware *fw = adapter->fw; | |
79788450 | 1196 | u8 fw_type = adapter->ahw->fw_type; |
af19b491 AKS |
1197 | |
1198 | if (fw_type == QLCNIC_UNIFIED_ROMIMAGE) { | |
b7eff100 | 1199 | if (qlcnic_validate_unified_romimage(adapter)) |
af19b491 AKS |
1200 | return -EINVAL; |
1201 | ||
1202 | min_size = QLCNIC_UNI_FW_MIN_SIZE; | |
1203 | } else { | |
63507592 SS |
1204 | val = le32_to_cpu(*(__le32 *)&fw->data[QLCNIC_FW_MAGIC_OFFSET]); |
1205 | if (val != QLCNIC_BDINFO_MAGIC) | |
af19b491 AKS |
1206 | return -EINVAL; |
1207 | ||
1208 | min_size = QLCNIC_FW_MIN_SIZE; | |
1209 | } | |
1210 | ||
1211 | if (fw->size < min_size) | |
1212 | return -EINVAL; | |
1213 | ||
1214 | val = qlcnic_get_fw_version(adapter); | |
af19b491 AKS |
1215 | ver = QLCNIC_DECODE_VERSION(val); |
1216 | ||
8f891387 | 1217 | if (ver < QLCNIC_MIN_FW_VERSION) { |
af19b491 AKS |
1218 | dev_err(&pdev->dev, |
1219 | "%s: firmware version %d.%d.%d unsupported\n", | |
1220 | fw_name[fw_type], _major(ver), _minor(ver), _build(ver)); | |
1221 | return -EINVAL; | |
1222 | } | |
1223 | ||
1224 | val = qlcnic_get_bios_version(adapter); | |
1225 | qlcnic_rom_fast_read(adapter, QLCNIC_BIOS_VERSION_OFFSET, (int *)&bios); | |
63507592 | 1226 | if (val != bios) { |
af19b491 AKS |
1227 | dev_err(&pdev->dev, "%s: firmware bios is incompatible\n", |
1228 | fw_name[fw_type]); | |
1229 | return -EINVAL; | |
1230 | } | |
1231 | ||
a15ebd37 | 1232 | QLC_SHARED_REG_WR32(adapter, QLCNIC_FW_IMG_VALID, QLCNIC_BDINFO_MAGIC); |
af19b491 AKS |
1233 | return 0; |
1234 | } | |
1235 | ||
1236 | static void | |
1237 | qlcnic_get_next_fwtype(struct qlcnic_adapter *adapter) | |
1238 | { | |
1239 | u8 fw_type; | |
1240 | ||
79788450 | 1241 | switch (adapter->ahw->fw_type) { |
af19b491 AKS |
1242 | case QLCNIC_UNKNOWN_ROMIMAGE: |
1243 | fw_type = QLCNIC_UNIFIED_ROMIMAGE; | |
1244 | break; | |
1245 | ||
1246 | case QLCNIC_UNIFIED_ROMIMAGE: | |
1247 | default: | |
1248 | fw_type = QLCNIC_FLASH_ROMIMAGE; | |
1249 | break; | |
1250 | } | |
1251 | ||
79788450 | 1252 | adapter->ahw->fw_type = fw_type; |
af19b491 AKS |
1253 | } |
1254 | ||
1255 | ||
1256 | ||
1257 | void qlcnic_request_firmware(struct qlcnic_adapter *adapter) | |
1258 | { | |
1259 | struct pci_dev *pdev = adapter->pdev; | |
1260 | int rc; | |
1261 | ||
79788450 | 1262 | adapter->ahw->fw_type = QLCNIC_UNKNOWN_ROMIMAGE; |
af19b491 AKS |
1263 | |
1264 | next: | |
1265 | qlcnic_get_next_fwtype(adapter); | |
1266 | ||
79788450 | 1267 | if (adapter->ahw->fw_type == QLCNIC_FLASH_ROMIMAGE) { |
af19b491 AKS |
1268 | adapter->fw = NULL; |
1269 | } else { | |
1270 | rc = request_firmware(&adapter->fw, | |
79788450 SC |
1271 | fw_name[adapter->ahw->fw_type], |
1272 | &pdev->dev); | |
af19b491 AKS |
1273 | if (rc != 0) |
1274 | goto next; | |
1275 | ||
1276 | rc = qlcnic_validate_firmware(adapter); | |
1277 | if (rc != 0) { | |
1278 | release_firmware(adapter->fw); | |
1279 | msleep(1); | |
1280 | goto next; | |
1281 | } | |
1282 | } | |
1283 | } | |
1284 | ||
1285 | ||
1286 | void | |
1287 | qlcnic_release_firmware(struct qlcnic_adapter *adapter) | |
1288 | { | |
62baaf34 | 1289 | release_firmware(adapter->fw); |
af19b491 AKS |
1290 | adapter->fw = NULL; |
1291 | } |