2 * QLogic qlcnic NIC Driver
3 * Copyright (c) 2009-2013 QLogic Corporation
5 * See LICENSE.qlcnic for copyright and licensing details.
11 struct crb_addr_pair
{
16 #define QLCNIC_MAX_CRB_XFORM 60
17 static unsigned int crb_addr_xform
[QLCNIC_MAX_CRB_XFORM
];
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)
23 #define QLCNIC_ADDR_ERROR (0xffffffff)
26 qlcnic_check_fw_hearbeat(struct qlcnic_adapter
*adapter
);
28 static void crb_addr_transform_setup(void)
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
);
83 void qlcnic_release_rx_buffers(struct qlcnic_adapter
*adapter
)
85 struct qlcnic_recv_context
*recv_ctx
;
86 struct qlcnic_host_rds_ring
*rds_ring
;
87 struct qlcnic_rx_buffer
*rx_buf
;
90 recv_ctx
= adapter
->recv_ctx
;
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
]);
95 if (rx_buf
->skb
== NULL
)
98 pci_unmap_single(adapter
->pdev
,
103 dev_kfree_skb_any(rx_buf
->skb
);
108 void qlcnic_reset_rx_buffers_list(struct qlcnic_adapter
*adapter
)
110 struct qlcnic_recv_context
*recv_ctx
;
111 struct qlcnic_host_rds_ring
*rds_ring
;
112 struct qlcnic_rx_buffer
*rx_buf
;
115 recv_ctx
= adapter
->recv_ctx
;
116 for (ring
= 0; ring
< adapter
->max_rds_rings
; ring
++) {
117 rds_ring
= &recv_ctx
->rds_rings
[ring
];
119 INIT_LIST_HEAD(&rds_ring
->free_list
);
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
);
130 void qlcnic_release_tx_buffers(struct qlcnic_adapter
*adapter
)
132 struct qlcnic_cmd_buffer
*cmd_buf
;
133 struct qlcnic_skb_frag
*buffrag
;
135 struct qlcnic_host_tx_ring
*tx_ring
= adapter
->tx_ring
;
137 cmd_buf
= tx_ring
->cmd_buf_arr
;
138 for (i
= 0; i
< tx_ring
->num_desc
; i
++) {
139 buffrag
= cmd_buf
->frag_array
;
141 pci_unmap_single(adapter
->pdev
, buffrag
->dma
,
142 buffrag
->length
, PCI_DMA_TODEVICE
);
145 for (j
= 1; j
< cmd_buf
->frag_count
; j
++) {
148 pci_unmap_page(adapter
->pdev
, buffrag
->dma
,
155 dev_kfree_skb_any(cmd_buf
->skb
);
162 void qlcnic_free_sw_resources(struct qlcnic_adapter
*adapter
)
164 struct qlcnic_recv_context
*recv_ctx
;
165 struct qlcnic_host_rds_ring
*rds_ring
;
168 recv_ctx
= adapter
->recv_ctx
;
170 if (recv_ctx
->rds_rings
== NULL
)
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
;
178 kfree(recv_ctx
->rds_rings
);
181 int qlcnic_alloc_sw_resources(struct qlcnic_adapter
*adapter
)
183 struct qlcnic_recv_context
*recv_ctx
;
184 struct qlcnic_host_rds_ring
*rds_ring
;
185 struct qlcnic_host_sds_ring
*sds_ring
;
186 struct qlcnic_rx_buffer
*rx_buf
;
189 recv_ctx
= adapter
->recv_ctx
;
191 rds_ring
= kcalloc(adapter
->max_rds_rings
,
192 sizeof(struct qlcnic_host_rds_ring
), GFP_KERNEL
);
193 if (rds_ring
== NULL
)
196 recv_ctx
->rds_rings
= rds_ring
;
198 for (ring
= 0; ring
< adapter
->max_rds_rings
; ring
++) {
199 rds_ring
= &recv_ctx
->rds_rings
[ring
];
201 case RCV_RING_NORMAL
:
202 rds_ring
->num_desc
= adapter
->num_rxd
;
203 rds_ring
->dma_size
= QLCNIC_P3P_RX_BUF_MAX_LEN
;
204 rds_ring
->skb_size
= rds_ring
->dma_size
+ NET_IP_ALIGN
;
208 rds_ring
->num_desc
= adapter
->num_jumbo_rxd
;
210 QLCNIC_P3P_RX_JUMBO_BUF_MAX_LEN
;
212 if (adapter
->ahw
->capabilities
&
213 QLCNIC_FW_CAPABILITY_HW_LRO
)
214 rds_ring
->dma_size
+= QLCNIC_LRO_BUFFER_EXTRA
;
217 rds_ring
->dma_size
+ NET_IP_ALIGN
;
220 rds_ring
->rx_buf_arr
= vzalloc(RCV_BUFF_RINGSIZE(rds_ring
));
221 if (rds_ring
->rx_buf_arr
== NULL
)
224 INIT_LIST_HEAD(&rds_ring
->free_list
);
226 * Now go through all of them, set reference handles
227 * and put them in the queues.
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
;
236 spin_lock_init(&rds_ring
->lock
);
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
;
245 for (i
= 0; i
< NUM_RCV_DESC_RINGS
; i
++)
246 INIT_LIST_HEAD(&sds_ring
->free_list
[i
]);
252 qlcnic_free_sw_resources(adapter
);
257 * Utility to translate from internal Phantom CRB address
258 * to external PCI CRB address.
260 static u32
qlcnic_decode_crb_addr(u32 addr
)
263 u32 base_addr
, offset
, pci_base
;
265 crb_addr_transform_setup();
267 pci_base
= QLCNIC_ADDR_ERROR
;
268 base_addr
= addr
& 0xfff00000;
269 offset
= addr
& 0x000fffff;
271 for (i
= 0; i
< QLCNIC_MAX_CRB_XFORM
; i
++) {
272 if (crb_addr_xform
[i
] == base_addr
) {
277 if (pci_base
== QLCNIC_ADDR_ERROR
)
280 return pci_base
+ offset
;
283 #define QLCNIC_MAX_ROM_WAIT_USEC 100
285 static int qlcnic_wait_rom_done(struct qlcnic_adapter
*adapter
)
293 done
= QLCRD32(adapter
, QLCNIC_ROMUSB_GLB_STATUS
, &err
);
295 if (++timeout
>= QLCNIC_MAX_ROM_WAIT_USEC
) {
296 dev_err(&adapter
->pdev
->dev
,
297 "Timeout reached waiting for rom done");
305 static int do_rom_fast_read(struct qlcnic_adapter
*adapter
,
310 QLCWR32(adapter
, QLCNIC_ROMUSB_ROM_ADDRESS
, addr
);
311 QLCWR32(adapter
, QLCNIC_ROMUSB_ROM_DUMMY_BYTE_CNT
, 0);
312 QLCWR32(adapter
, QLCNIC_ROMUSB_ROM_ABYTE_CNT
, 3);
313 QLCWR32(adapter
, QLCNIC_ROMUSB_ROM_INSTR_OPCODE
, 0xb);
314 if (qlcnic_wait_rom_done(adapter
)) {
315 dev_err(&adapter
->pdev
->dev
, "Error waiting for rom done\n");
318 /* reset abyte_cnt and dummy_byte_cnt */
319 QLCWR32(adapter
, QLCNIC_ROMUSB_ROM_ABYTE_CNT
, 0);
321 QLCWR32(adapter
, QLCNIC_ROMUSB_ROM_DUMMY_BYTE_CNT
, 0);
323 *valp
= QLCRD32(adapter
, QLCNIC_ROMUSB_ROM_RDATA
, &err
);
329 static int do_rom_fast_read_words(struct qlcnic_adapter
*adapter
, int addr
,
330 u8
*bytes
, size_t size
)
335 for (addridx
= addr
; addridx
< (addr
+ size
); addridx
+= 4) {
337 ret
= do_rom_fast_read(adapter
, addridx
, &v
);
340 *(__le32
*)bytes
= cpu_to_le32(v
);
348 qlcnic_rom_fast_read_words(struct qlcnic_adapter
*adapter
, int addr
,
349 u8
*bytes
, size_t size
)
353 ret
= qlcnic_rom_lock(adapter
);
357 ret
= do_rom_fast_read_words(adapter
, addr
, bytes
, size
);
359 qlcnic_rom_unlock(adapter
);
363 int qlcnic_rom_fast_read(struct qlcnic_adapter
*adapter
, u32 addr
, u32
*valp
)
367 if (qlcnic_rom_lock(adapter
) != 0)
370 ret
= do_rom_fast_read(adapter
, addr
, valp
);
371 qlcnic_rom_unlock(adapter
);
375 int qlcnic_pinit_from_rom(struct qlcnic_adapter
*adapter
)
378 int i
, n
, init_delay
;
379 struct crb_addr_pair
*buf
;
382 struct pci_dev
*pdev
= adapter
->pdev
;
384 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CMDPEG_STATE
, 0);
385 QLC_SHARED_REG_WR32(adapter
, QLCNIC_RCVPEG_STATE
, 0);
387 /* Halt all the indiviual PEGs and other blocks */
388 /* disable all I2Q */
389 QLCWR32(adapter
, QLCNIC_CRB_I2Q
+ 0x10, 0x0);
390 QLCWR32(adapter
, QLCNIC_CRB_I2Q
+ 0x14, 0x0);
391 QLCWR32(adapter
, QLCNIC_CRB_I2Q
+ 0x18, 0x0);
392 QLCWR32(adapter
, QLCNIC_CRB_I2Q
+ 0x1c, 0x0);
393 QLCWR32(adapter
, QLCNIC_CRB_I2Q
+ 0x20, 0x0);
394 QLCWR32(adapter
, QLCNIC_CRB_I2Q
+ 0x24, 0x0);
396 /* disable all niu interrupts */
397 QLCWR32(adapter
, QLCNIC_CRB_NIU
+ 0x40, 0xff);
398 /* disable xge rx/tx */
399 QLCWR32(adapter
, QLCNIC_CRB_NIU
+ 0x70000, 0x00);
400 /* disable xg1 rx/tx */
401 QLCWR32(adapter
, QLCNIC_CRB_NIU
+ 0x80000, 0x00);
402 /* disable sideband mac */
403 QLCWR32(adapter
, QLCNIC_CRB_NIU
+ 0x90000, 0x00);
404 /* disable ap0 mac */
405 QLCWR32(adapter
, QLCNIC_CRB_NIU
+ 0xa0000, 0x00);
406 /* disable ap1 mac */
407 QLCWR32(adapter
, QLCNIC_CRB_NIU
+ 0xb0000, 0x00);
410 val
= QLCRD32(adapter
, QLCNIC_CRB_SRE
+ 0x1000, &err
);
413 QLCWR32(adapter
, QLCNIC_CRB_SRE
+ 0x1000, val
& (~(0x1)));
416 QLCWR32(adapter
, QLCNIC_CRB_EPG
+ 0x1300, 0x1);
419 QLCWR32(adapter
, QLCNIC_CRB_TIMER
+ 0x0, 0x0);
420 QLCWR32(adapter
, QLCNIC_CRB_TIMER
+ 0x8, 0x0);
421 QLCWR32(adapter
, QLCNIC_CRB_TIMER
+ 0x10, 0x0);
422 QLCWR32(adapter
, QLCNIC_CRB_TIMER
+ 0x18, 0x0);
423 QLCWR32(adapter
, QLCNIC_CRB_TIMER
+ 0x100, 0x0);
424 QLCWR32(adapter
, QLCNIC_CRB_TIMER
+ 0x200, 0x0);
426 QLCWR32(adapter
, QLCNIC_CRB_PEG_NET_0
+ 0x3c, 1);
427 QLCWR32(adapter
, QLCNIC_CRB_PEG_NET_1
+ 0x3c, 1);
428 QLCWR32(adapter
, QLCNIC_CRB_PEG_NET_2
+ 0x3c, 1);
429 QLCWR32(adapter
, QLCNIC_CRB_PEG_NET_3
+ 0x3c, 1);
430 QLCWR32(adapter
, QLCNIC_CRB_PEG_NET_4
+ 0x3c, 1);
433 qlcnic_rom_unlock(adapter
);
434 /* big hammer don't reset CAM block on reset */
435 QLCWR32(adapter
, QLCNIC_ROMUSB_GLB_SW_RESET
, 0xfeffffff);
437 /* Init HW CRB block */
438 if (qlcnic_rom_fast_read(adapter
, 0, &n
) != 0 || (n
!= 0xcafecafe) ||
439 qlcnic_rom_fast_read(adapter
, 4, &n
) != 0) {
440 dev_err(&pdev
->dev
, "ERROR Reading crb_init area: val:%x\n", n
);
443 offset
= n
& 0xffffU
;
444 n
= (n
>> 16) & 0xffffU
;
447 dev_err(&pdev
->dev
, "QLOGIC card flash not initialized.\n");
451 buf
= kcalloc(n
, sizeof(struct crb_addr_pair
), GFP_KERNEL
);
455 for (i
= 0; i
< n
; i
++) {
456 if (qlcnic_rom_fast_read(adapter
, 8*i
+ 4*offset
, &val
) != 0 ||
457 qlcnic_rom_fast_read(adapter
, 8*i
+ 4*offset
+ 4, &addr
) != 0) {
466 for (i
= 0; i
< n
; i
++) {
468 off
= qlcnic_decode_crb_addr(buf
[i
].addr
);
469 if (off
== QLCNIC_ADDR_ERROR
) {
470 dev_err(&pdev
->dev
, "CRB init value out of range %x\n",
474 off
+= QLCNIC_PCI_CRBSPACE
;
479 /* skipping cold reboot MAGIC */
480 if (off
== QLCNIC_CAM_RAM(0x1fc))
482 if (off
== (QLCNIC_CRB_I2C0
+ 0x1c))
484 if (off
== (ROMUSB_GLB
+ 0xbc)) /* do not reset PCI */
486 if (off
== (ROMUSB_GLB
+ 0xa8))
488 if (off
== (ROMUSB_GLB
+ 0xc8)) /* core clock */
490 if (off
== (ROMUSB_GLB
+ 0x24)) /* MN clock */
492 if (off
== (ROMUSB_GLB
+ 0x1c)) /* MS clock */
494 if ((off
& 0x0ff00000) == QLCNIC_CRB_DDR_NET
)
496 /* skip the function enable register */
497 if (off
== QLCNIC_PCIE_REG(PCIE_SETUP_FUNCTION
))
499 if (off
== QLCNIC_PCIE_REG(PCIE_SETUP_FUNCTION2
))
501 if ((off
& 0x0ff00000) == QLCNIC_CRB_SMB
)
505 /* After writing this register, HW needs time for CRB */
506 /* to quiet down (else crb_window returns 0xffffffff) */
507 if (off
== QLCNIC_ROMUSB_GLB_SW_RESET
)
510 QLCWR32(adapter
, off
, buf
[i
].data
);
516 /* Initialize protocol process engine */
517 QLCWR32(adapter
, QLCNIC_CRB_PEG_NET_D
+ 0xec, 0x1e);
518 QLCWR32(adapter
, QLCNIC_CRB_PEG_NET_D
+ 0x4c, 8);
519 QLCWR32(adapter
, QLCNIC_CRB_PEG_NET_I
+ 0x4c, 8);
520 QLCWR32(adapter
, QLCNIC_CRB_PEG_NET_0
+ 0x8, 0);
521 QLCWR32(adapter
, QLCNIC_CRB_PEG_NET_0
+ 0xc, 0);
522 QLCWR32(adapter
, QLCNIC_CRB_PEG_NET_1
+ 0x8, 0);
523 QLCWR32(adapter
, QLCNIC_CRB_PEG_NET_1
+ 0xc, 0);
524 QLCWR32(adapter
, QLCNIC_CRB_PEG_NET_2
+ 0x8, 0);
525 QLCWR32(adapter
, QLCNIC_CRB_PEG_NET_2
+ 0xc, 0);
526 QLCWR32(adapter
, QLCNIC_CRB_PEG_NET_3
+ 0x8, 0);
527 QLCWR32(adapter
, QLCNIC_CRB_PEG_NET_3
+ 0xc, 0);
528 QLCWR32(adapter
, QLCNIC_CRB_PEG_NET_4
+ 0x8, 0);
529 QLCWR32(adapter
, QLCNIC_CRB_PEG_NET_4
+ 0xc, 0);
532 QLC_SHARED_REG_WR32(adapter
, QLCNIC_PEG_HALT_STATUS1
, 0);
533 QLC_SHARED_REG_WR32(adapter
, QLCNIC_PEG_HALT_STATUS2
, 0);
538 static int qlcnic_cmd_peg_ready(struct qlcnic_adapter
*adapter
)
541 int retries
= QLCNIC_CMDPEG_CHECK_RETRY_COUNT
;
544 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CMDPEG_STATE
);
547 case PHAN_INITIALIZE_COMPLETE
:
548 case PHAN_INITIALIZE_ACK
:
550 case PHAN_INITIALIZE_FAILED
:
556 msleep(QLCNIC_CMDPEG_CHECK_DELAY
);
560 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CMDPEG_STATE
,
561 PHAN_INITIALIZE_FAILED
);
564 dev_err(&adapter
->pdev
->dev
, "Command Peg initialization not "
565 "complete, state: 0x%x.\n", val
);
570 qlcnic_receive_peg_ready(struct qlcnic_adapter
*adapter
)
573 int retries
= QLCNIC_RCVPEG_CHECK_RETRY_COUNT
;
576 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_RCVPEG_STATE
);
578 if (val
== PHAN_PEG_RCV_INITIALIZED
)
581 msleep(QLCNIC_RCVPEG_CHECK_DELAY
);
586 dev_err(&adapter
->pdev
->dev
, "Receive Peg initialization not "
587 "complete, state: 0x%x.\n", val
);
595 qlcnic_check_fw_status(struct qlcnic_adapter
*adapter
)
599 err
= qlcnic_cmd_peg_ready(adapter
);
603 err
= qlcnic_receive_peg_ready(adapter
);
607 QLC_SHARED_REG_WR32(adapter
, QLCNIC_CMDPEG_STATE
, PHAN_INITIALIZE_ACK
);
613 qlcnic_setup_idc_param(struct qlcnic_adapter
*adapter
) {
618 val
= QLC_SHARED_REG_RD32(adapter
, QLCNIC_CRB_DEV_PARTITION_INFO
);
619 val
= QLC_DEV_GET_DRV(val
, adapter
->portnum
);
620 if ((val
& 0x3) != QLCNIC_TYPE_NIC
) {
621 dev_err(&adapter
->pdev
->dev
,
622 "Not an Ethernet NIC func=%u\n", val
);
625 adapter
->ahw
->physical_port
= (val
>> 2);
626 if (qlcnic_rom_fast_read(adapter
, QLCNIC_ROM_DEV_INIT_TIMEOUT
, &timeo
))
627 timeo
= QLCNIC_INIT_TIMEOUT_SECS
;
629 adapter
->dev_init_timeo
= timeo
;
631 if (qlcnic_rom_fast_read(adapter
, QLCNIC_ROM_DRV_RESET_TIMEOUT
, &timeo
))
632 timeo
= QLCNIC_RESET_TIMEOUT_SECS
;
634 adapter
->reset_ack_timeo
= timeo
;
639 static int qlcnic_get_flt_entry(struct qlcnic_adapter
*adapter
, u8 region
,
640 struct qlcnic_flt_entry
*region_entry
)
642 struct qlcnic_flt_header flt_hdr
;
643 struct qlcnic_flt_entry
*flt_entry
;
647 memset(region_entry
, 0, sizeof(struct qlcnic_flt_entry
));
648 ret
= qlcnic_rom_fast_read_words(adapter
, QLCNIC_FLT_LOCATION
,
650 sizeof(struct qlcnic_flt_header
));
652 dev_warn(&adapter
->pdev
->dev
,
653 "error reading flash layout header\n");
657 entry_size
= flt_hdr
.len
- sizeof(struct qlcnic_flt_header
);
658 flt_entry
= vzalloc(entry_size
);
659 if (flt_entry
== NULL
)
662 ret
= qlcnic_rom_fast_read_words(adapter
, QLCNIC_FLT_LOCATION
+
663 sizeof(struct qlcnic_flt_header
),
664 (u8
*)flt_entry
, entry_size
);
666 dev_warn(&adapter
->pdev
->dev
,
667 "error reading flash layout entries\n");
671 while (i
< (entry_size
/sizeof(struct qlcnic_flt_entry
))) {
672 if (flt_entry
[i
].region
== region
)
676 if (i
>= (entry_size
/sizeof(struct qlcnic_flt_entry
))) {
677 dev_warn(&adapter
->pdev
->dev
,
678 "region=%x not found in %d regions\n", region
, i
);
682 memcpy(region_entry
, &flt_entry
[i
], sizeof(struct qlcnic_flt_entry
));
690 qlcnic_check_flash_fw_ver(struct qlcnic_adapter
*adapter
)
692 struct qlcnic_flt_entry fw_entry
;
693 u32 ver
= -1, min_ver
;
696 if (adapter
->ahw
->revision_id
== QLCNIC_P3P_C0
)
697 ret
= qlcnic_get_flt_entry(adapter
, QLCNIC_C0_FW_IMAGE_REGION
,
700 ret
= qlcnic_get_flt_entry(adapter
, QLCNIC_B0_FW_IMAGE_REGION
,
704 /* 0-4:-signature, 4-8:-fw version */
705 qlcnic_rom_fast_read(adapter
, fw_entry
.start_addr
+ 4,
708 qlcnic_rom_fast_read(adapter
, QLCNIC_FW_VERSION_OFFSET
,
711 ver
= QLCNIC_DECODE_VERSION(ver
);
712 min_ver
= QLCNIC_MIN_FW_VERSION
;
715 dev_err(&adapter
->pdev
->dev
,
716 "firmware version %d.%d.%d unsupported."
717 "Min supported version %d.%d.%d\n",
718 _major(ver
), _minor(ver
), _build(ver
),
719 _major(min_ver
), _minor(min_ver
), _build(min_ver
));
727 qlcnic_has_mn(struct qlcnic_adapter
*adapter
)
732 capability
= QLCRD32(adapter
, QLCNIC_PEG_TUNE_CAPABILITY
, &err
);
735 if (capability
& QLCNIC_PEG_TUNE_MN_PRESENT
)
742 struct uni_table_desc
*qlcnic_get_table_desc(const u8
*unirom
, int section
)
745 struct uni_table_desc
*directory
= (struct uni_table_desc
*) &unirom
[0];
746 entries
= le32_to_cpu(directory
->num_entries
);
748 for (i
= 0; i
< entries
; i
++) {
750 u32 offs
= le32_to_cpu(directory
->findex
) +
751 i
* le32_to_cpu(directory
->entry_size
);
752 u32 tab_type
= le32_to_cpu(*((__le32
*)&unirom
[offs
] + 8));
754 if (tab_type
== section
)
755 return (struct uni_table_desc
*) &unirom
[offs
];
761 #define FILEHEADER_SIZE (14 * 4)
764 qlcnic_validate_header(struct qlcnic_adapter
*adapter
)
766 const u8
*unirom
= adapter
->fw
->data
;
767 struct uni_table_desc
*directory
= (struct uni_table_desc
*) &unirom
[0];
768 u32 entries
, entry_size
, tab_size
, fw_file_size
;
770 fw_file_size
= adapter
->fw
->size
;
772 if (fw_file_size
< FILEHEADER_SIZE
)
775 entries
= le32_to_cpu(directory
->num_entries
);
776 entry_size
= le32_to_cpu(directory
->entry_size
);
777 tab_size
= le32_to_cpu(directory
->findex
) + (entries
* entry_size
);
779 if (fw_file_size
< tab_size
)
786 qlcnic_validate_bootld(struct qlcnic_adapter
*adapter
)
788 struct uni_table_desc
*tab_desc
;
789 struct uni_data_desc
*descr
;
790 u32 offs
, tab_size
, data_size
, idx
;
791 const u8
*unirom
= adapter
->fw
->data
;
794 temp
= *((__le32
*)&unirom
[adapter
->file_prd_off
] +
795 QLCNIC_UNI_BOOTLD_IDX_OFF
);
796 idx
= le32_to_cpu(temp
);
797 tab_desc
= qlcnic_get_table_desc(unirom
, QLCNIC_UNI_DIR_SECT_BOOTLD
);
802 tab_size
= le32_to_cpu(tab_desc
->findex
) +
803 le32_to_cpu(tab_desc
->entry_size
) * (idx
+ 1);
805 if (adapter
->fw
->size
< tab_size
)
808 offs
= le32_to_cpu(tab_desc
->findex
) +
809 le32_to_cpu(tab_desc
->entry_size
) * idx
;
810 descr
= (struct uni_data_desc
*)&unirom
[offs
];
812 data_size
= le32_to_cpu(descr
->findex
) + le32_to_cpu(descr
->size
);
814 if (adapter
->fw
->size
< data_size
)
821 qlcnic_validate_fw(struct qlcnic_adapter
*adapter
)
823 struct uni_table_desc
*tab_desc
;
824 struct uni_data_desc
*descr
;
825 const u8
*unirom
= adapter
->fw
->data
;
826 u32 offs
, tab_size
, data_size
, idx
;
829 temp
= *((__le32
*)&unirom
[adapter
->file_prd_off
] +
830 QLCNIC_UNI_FIRMWARE_IDX_OFF
);
831 idx
= le32_to_cpu(temp
);
832 tab_desc
= qlcnic_get_table_desc(unirom
, QLCNIC_UNI_DIR_SECT_FW
);
837 tab_size
= le32_to_cpu(tab_desc
->findex
) +
838 le32_to_cpu(tab_desc
->entry_size
) * (idx
+ 1);
840 if (adapter
->fw
->size
< tab_size
)
843 offs
= le32_to_cpu(tab_desc
->findex
) +
844 le32_to_cpu(tab_desc
->entry_size
) * idx
;
845 descr
= (struct uni_data_desc
*)&unirom
[offs
];
846 data_size
= le32_to_cpu(descr
->findex
) + le32_to_cpu(descr
->size
);
848 if (adapter
->fw
->size
< data_size
)
855 qlcnic_validate_product_offs(struct qlcnic_adapter
*adapter
)
857 struct uni_table_desc
*ptab_descr
;
858 const u8
*unirom
= adapter
->fw
->data
;
859 int mn_present
= qlcnic_has_mn(adapter
);
860 u32 entries
, entry_size
, tab_size
, i
;
863 ptab_descr
= qlcnic_get_table_desc(unirom
,
864 QLCNIC_UNI_DIR_SECT_PRODUCT_TBL
);
868 entries
= le32_to_cpu(ptab_descr
->num_entries
);
869 entry_size
= le32_to_cpu(ptab_descr
->entry_size
);
870 tab_size
= le32_to_cpu(ptab_descr
->findex
) + (entries
* entry_size
);
872 if (adapter
->fw
->size
< tab_size
)
876 for (i
= 0; i
< entries
; i
++) {
878 u32 flags
, file_chiprev
, offs
;
879 u8 chiprev
= adapter
->ahw
->revision_id
;
882 offs
= le32_to_cpu(ptab_descr
->findex
) +
883 i
* le32_to_cpu(ptab_descr
->entry_size
);
884 temp
= *((__le32
*)&unirom
[offs
] + QLCNIC_UNI_FLAGS_OFF
);
885 flags
= le32_to_cpu(temp
);
886 temp
= *((__le32
*)&unirom
[offs
] + QLCNIC_UNI_CHIP_REV_OFF
);
887 file_chiprev
= le32_to_cpu(temp
);
889 flagbit
= mn_present
? 1 : 2;
891 if ((chiprev
== file_chiprev
) &&
892 ((1ULL << flagbit
) & flags
)) {
893 adapter
->file_prd_off
= offs
;
905 qlcnic_validate_unified_romimage(struct qlcnic_adapter
*adapter
)
907 if (qlcnic_validate_header(adapter
)) {
908 dev_err(&adapter
->pdev
->dev
,
909 "unified image: header validation failed\n");
913 if (qlcnic_validate_product_offs(adapter
)) {
914 dev_err(&adapter
->pdev
->dev
,
915 "unified image: product validation failed\n");
919 if (qlcnic_validate_bootld(adapter
)) {
920 dev_err(&adapter
->pdev
->dev
,
921 "unified image: bootld validation failed\n");
925 if (qlcnic_validate_fw(adapter
)) {
926 dev_err(&adapter
->pdev
->dev
,
927 "unified image: firmware validation failed\n");
935 struct uni_data_desc
*qlcnic_get_data_desc(struct qlcnic_adapter
*adapter
,
936 u32 section
, u32 idx_offset
)
938 const u8
*unirom
= adapter
->fw
->data
;
939 struct uni_table_desc
*tab_desc
;
943 temp
= *((__le32
*)&unirom
[adapter
->file_prd_off
] + idx_offset
);
944 idx
= le32_to_cpu(temp
);
946 tab_desc
= qlcnic_get_table_desc(unirom
, section
);
948 if (tab_desc
== NULL
)
951 offs
= le32_to_cpu(tab_desc
->findex
) +
952 le32_to_cpu(tab_desc
->entry_size
) * idx
;
954 return (struct uni_data_desc
*)&unirom
[offs
];
958 qlcnic_get_bootld_offs(struct qlcnic_adapter
*adapter
)
960 u32 offs
= QLCNIC_BOOTLD_START
;
961 struct uni_data_desc
*data_desc
;
963 data_desc
= qlcnic_get_data_desc(adapter
, QLCNIC_UNI_DIR_SECT_BOOTLD
,
964 QLCNIC_UNI_BOOTLD_IDX_OFF
);
966 if (adapter
->ahw
->fw_type
== QLCNIC_UNIFIED_ROMIMAGE
)
967 offs
= le32_to_cpu(data_desc
->findex
);
969 return (u8
*)&adapter
->fw
->data
[offs
];
973 qlcnic_get_fw_offs(struct qlcnic_adapter
*adapter
)
975 u32 offs
= QLCNIC_IMAGE_START
;
976 struct uni_data_desc
*data_desc
;
978 data_desc
= qlcnic_get_data_desc(adapter
, QLCNIC_UNI_DIR_SECT_FW
,
979 QLCNIC_UNI_FIRMWARE_IDX_OFF
);
980 if (adapter
->ahw
->fw_type
== QLCNIC_UNIFIED_ROMIMAGE
)
981 offs
= le32_to_cpu(data_desc
->findex
);
983 return (u8
*)&adapter
->fw
->data
[offs
];
986 static u32
qlcnic_get_fw_size(struct qlcnic_adapter
*adapter
)
988 struct uni_data_desc
*data_desc
;
989 const u8
*unirom
= adapter
->fw
->data
;
991 data_desc
= qlcnic_get_data_desc(adapter
, QLCNIC_UNI_DIR_SECT_FW
,
992 QLCNIC_UNI_FIRMWARE_IDX_OFF
);
994 if (adapter
->ahw
->fw_type
== QLCNIC_UNIFIED_ROMIMAGE
)
995 return le32_to_cpu(data_desc
->size
);
997 return le32_to_cpu(*(__le32
*)&unirom
[QLCNIC_FW_SIZE_OFFSET
]);
1000 static u32
qlcnic_get_fw_version(struct qlcnic_adapter
*adapter
)
1002 struct uni_data_desc
*fw_data_desc
;
1003 const struct firmware
*fw
= adapter
->fw
;
1004 u32 major
, minor
, sub
;
1005 __le32 version_offset
;
1009 if (adapter
->ahw
->fw_type
!= QLCNIC_UNIFIED_ROMIMAGE
) {
1010 version_offset
= *(__le32
*)&fw
->data
[QLCNIC_FW_VERSION_OFFSET
];
1011 return le32_to_cpu(version_offset
);
1014 fw_data_desc
= qlcnic_get_data_desc(adapter
, QLCNIC_UNI_DIR_SECT_FW
,
1015 QLCNIC_UNI_FIRMWARE_IDX_OFF
);
1016 ver_str
= fw
->data
+ le32_to_cpu(fw_data_desc
->findex
) +
1017 le32_to_cpu(fw_data_desc
->size
) - 17;
1019 for (i
= 0; i
< 12; i
++) {
1020 if (!strncmp(&ver_str
[i
], "REV=", 4)) {
1021 ret
= sscanf(&ver_str
[i
+4], "%u.%u.%u ",
1022 &major
, &minor
, &sub
);
1026 return major
+ (minor
<< 8) + (sub
<< 16);
1033 static u32
qlcnic_get_bios_version(struct qlcnic_adapter
*adapter
)
1035 const struct firmware
*fw
= adapter
->fw
;
1036 u32 bios_ver
, prd_off
= adapter
->file_prd_off
;
1040 if (adapter
->ahw
->fw_type
!= QLCNIC_UNIFIED_ROMIMAGE
) {
1041 version_offset
= (u8
*)&fw
->data
[QLCNIC_BIOS_VERSION_OFFSET
];
1042 return le32_to_cpu(*(__le32
*)version_offset
);
1045 temp
= *((__le32
*)(&fw
->data
[prd_off
]) + QLCNIC_UNI_BIOS_VERSION_OFF
);
1046 bios_ver
= le32_to_cpu(temp
);
1048 return (bios_ver
<< 16) + ((bios_ver
>> 8) & 0xff00) + (bios_ver
>> 24);
1051 static void qlcnic_rom_lock_recovery(struct qlcnic_adapter
*adapter
)
1053 if (qlcnic_pcie_sem_lock(adapter
, 2, QLCNIC_ROM_LOCK_ID
))
1054 dev_info(&adapter
->pdev
->dev
, "Resetting rom_lock\n");
1056 qlcnic_pcie_sem_unlock(adapter
, 2);
1060 qlcnic_check_fw_hearbeat(struct qlcnic_adapter
*adapter
)
1062 u32 heartbeat
, ret
= -EIO
;
1063 int retries
= QLCNIC_HEARTBEAT_CHECK_RETRY_COUNT
;
1065 adapter
->heartbeat
= QLC_SHARED_REG_RD32(adapter
,
1066 QLCNIC_PEG_ALIVE_COUNTER
);
1069 msleep(QLCNIC_HEARTBEAT_PERIOD_MSECS
);
1070 heartbeat
= QLC_SHARED_REG_RD32(adapter
,
1071 QLCNIC_PEG_ALIVE_COUNTER
);
1072 if (heartbeat
!= adapter
->heartbeat
) {
1073 ret
= QLCNIC_RCODE_SUCCESS
;
1076 } while (--retries
);
1082 qlcnic_need_fw_reset(struct qlcnic_adapter
*adapter
)
1084 if ((adapter
->flags
& QLCNIC_FW_HANG
) ||
1085 qlcnic_check_fw_hearbeat(adapter
)) {
1086 qlcnic_rom_lock_recovery(adapter
);
1090 if (adapter
->need_fw_reset
)
1099 static const char *fw_name
[] = {
1100 QLCNIC_UNIFIED_ROMIMAGE_NAME
,
1101 QLCNIC_FLASH_ROMIMAGE_NAME
,
1105 qlcnic_load_firmware(struct qlcnic_adapter
*adapter
)
1108 u32 i
, flashaddr
, size
;
1109 const struct firmware
*fw
= adapter
->fw
;
1110 struct pci_dev
*pdev
= adapter
->pdev
;
1112 dev_info(&pdev
->dev
, "loading firmware from %s\n",
1113 fw_name
[adapter
->ahw
->fw_type
]);
1118 size
= (QLCNIC_IMAGE_START
- QLCNIC_BOOTLD_START
) / 8;
1120 ptr64
= (__le64
*)qlcnic_get_bootld_offs(adapter
);
1121 flashaddr
= QLCNIC_BOOTLD_START
;
1123 for (i
= 0; i
< size
; i
++) {
1124 data
= le64_to_cpu(ptr64
[i
]);
1126 if (qlcnic_pci_mem_write_2M(adapter
, flashaddr
, data
))
1132 size
= qlcnic_get_fw_size(adapter
) / 8;
1134 ptr64
= (__le64
*)qlcnic_get_fw_offs(adapter
);
1135 flashaddr
= QLCNIC_IMAGE_START
;
1137 for (i
= 0; i
< size
; i
++) {
1138 data
= le64_to_cpu(ptr64
[i
]);
1140 if (qlcnic_pci_mem_write_2M(adapter
,
1147 size
= qlcnic_get_fw_size(adapter
) % 8;
1149 data
= le64_to_cpu(ptr64
[i
]);
1151 if (qlcnic_pci_mem_write_2M(adapter
,
1160 struct qlcnic_flt_entry bootld_entry
;
1162 ret
= qlcnic_get_flt_entry(adapter
, QLCNIC_BOOTLD_REGION
,
1165 size
= bootld_entry
.size
/ 8;
1166 flashaddr
= bootld_entry
.start_addr
;
1168 size
= (QLCNIC_IMAGE_START
- QLCNIC_BOOTLD_START
) / 8;
1169 flashaddr
= QLCNIC_BOOTLD_START
;
1170 dev_info(&pdev
->dev
,
1171 "using legacy method to get flash fw region");
1174 for (i
= 0; i
< size
; i
++) {
1175 if (qlcnic_rom_fast_read(adapter
,
1176 flashaddr
, (int *)&lo
) != 0)
1178 if (qlcnic_rom_fast_read(adapter
,
1179 flashaddr
+ 4, (int *)&hi
) != 0)
1182 data
= (((u64
)hi
<< 32) | lo
);
1184 if (qlcnic_pci_mem_write_2M(adapter
,
1193 QLCWR32(adapter
, QLCNIC_CRB_PEG_NET_0
+ 0x18, 0x1020);
1194 QLCWR32(adapter
, QLCNIC_ROMUSB_GLB_SW_RESET
, 0x80001e);
1199 qlcnic_validate_firmware(struct qlcnic_adapter
*adapter
)
1202 u32 ver
, bios
, min_size
;
1203 struct pci_dev
*pdev
= adapter
->pdev
;
1204 const struct firmware
*fw
= adapter
->fw
;
1205 u8 fw_type
= adapter
->ahw
->fw_type
;
1207 if (fw_type
== QLCNIC_UNIFIED_ROMIMAGE
) {
1208 if (qlcnic_validate_unified_romimage(adapter
))
1211 min_size
= QLCNIC_UNI_FW_MIN_SIZE
;
1213 val
= le32_to_cpu(*(__le32
*)&fw
->data
[QLCNIC_FW_MAGIC_OFFSET
]);
1214 if (val
!= QLCNIC_BDINFO_MAGIC
)
1217 min_size
= QLCNIC_FW_MIN_SIZE
;
1220 if (fw
->size
< min_size
)
1223 val
= qlcnic_get_fw_version(adapter
);
1224 ver
= QLCNIC_DECODE_VERSION(val
);
1226 if (ver
< QLCNIC_MIN_FW_VERSION
) {
1228 "%s: firmware version %d.%d.%d unsupported\n",
1229 fw_name
[fw_type
], _major(ver
), _minor(ver
), _build(ver
));
1233 val
= qlcnic_get_bios_version(adapter
);
1234 qlcnic_rom_fast_read(adapter
, QLCNIC_BIOS_VERSION_OFFSET
, (int *)&bios
);
1236 dev_err(&pdev
->dev
, "%s: firmware bios is incompatible\n",
1241 QLC_SHARED_REG_WR32(adapter
, QLCNIC_FW_IMG_VALID
, QLCNIC_BDINFO_MAGIC
);
1246 qlcnic_get_next_fwtype(struct qlcnic_adapter
*adapter
)
1250 switch (adapter
->ahw
->fw_type
) {
1251 case QLCNIC_UNKNOWN_ROMIMAGE
:
1252 fw_type
= QLCNIC_UNIFIED_ROMIMAGE
;
1255 case QLCNIC_UNIFIED_ROMIMAGE
:
1257 fw_type
= QLCNIC_FLASH_ROMIMAGE
;
1261 adapter
->ahw
->fw_type
= fw_type
;
1266 void qlcnic_request_firmware(struct qlcnic_adapter
*adapter
)
1268 struct pci_dev
*pdev
= adapter
->pdev
;
1271 adapter
->ahw
->fw_type
= QLCNIC_UNKNOWN_ROMIMAGE
;
1274 qlcnic_get_next_fwtype(adapter
);
1276 if (adapter
->ahw
->fw_type
== QLCNIC_FLASH_ROMIMAGE
) {
1279 rc
= request_firmware(&adapter
->fw
,
1280 fw_name
[adapter
->ahw
->fw_type
],
1285 rc
= qlcnic_validate_firmware(adapter
);
1287 release_firmware(adapter
->fw
);
1296 qlcnic_release_firmware(struct qlcnic_adapter
*adapter
)
1298 release_firmware(adapter
->fw
);