2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2005 QLogic Corporation
5 * See LICENSE.qla2xxx for copyright and licensing details.
9 #include <linux/delay.h>
10 #include <linux/vmalloc.h>
12 #include "qla_devtbl.h"
18 /* XXX(hch): this is ugly, but we don't want to pull in exioctl.h */
19 #ifndef EXT_IS_LUN_BIT_SET
20 #define EXT_IS_LUN_BIT_SET(P,L) \
21 (((P)->mask[L/8] & (0x80 >> (L%8)))?1:0)
22 #define EXT_SET_LUN_BIT(P,L) \
23 ((P)->mask[L/8] |= (0x80 >> (L%8)))
27 * QLogic ISP2x00 Hardware Support Function Prototypes.
29 static int qla2x00_isp_firmware(scsi_qla_host_t
*);
30 static void qla2x00_resize_request_q(scsi_qla_host_t
*);
31 static int qla2x00_setup_chip(scsi_qla_host_t
*);
32 static void qla2x00_init_response_q_entries(scsi_qla_host_t
*);
33 static int qla2x00_init_rings(scsi_qla_host_t
*);
34 static int qla2x00_fw_ready(scsi_qla_host_t
*);
35 static int qla2x00_configure_hba(scsi_qla_host_t
*);
36 static int qla2x00_configure_loop(scsi_qla_host_t
*);
37 static int qla2x00_configure_local_loop(scsi_qla_host_t
*);
38 static int qla2x00_configure_fabric(scsi_qla_host_t
*);
39 static int qla2x00_find_all_fabric_devs(scsi_qla_host_t
*, struct list_head
*);
40 static int qla2x00_device_resync(scsi_qla_host_t
*);
41 static int qla2x00_fabric_dev_login(scsi_qla_host_t
*, fc_port_t
*,
44 static int qla2x00_restart_isp(scsi_qla_host_t
*);
46 static int qla2x00_find_new_loop_id(scsi_qla_host_t
*ha
, fc_port_t
*dev
);
48 /****************************************************************************/
49 /* QLogic ISP2x00 Hardware Support Functions. */
50 /****************************************************************************/
53 * qla2x00_initialize_adapter
57 * ha = adapter block pointer.
63 qla2x00_initialize_adapter(scsi_qla_host_t
*ha
)
67 /* Clear adapter flags. */
69 ha
->flags
.reset_active
= 0;
70 atomic_set(&ha
->loop_down_timer
, LOOP_DOWN_TIME
);
71 atomic_set(&ha
->loop_state
, LOOP_DOWN
);
72 ha
->device_flags
= DFLG_NO_CABLE
;
74 ha
->flags
.management_server_logged_in
= 0;
75 ha
->marker_needed
= 0;
77 ha
->isp_abort_cnt
= 0;
78 ha
->beacon_blink_led
= 0;
79 set_bit(REGISTER_FDMI_NEEDED
, &ha
->dpc_flags
);
81 qla_printk(KERN_INFO
, ha
, "Configuring PCI space...\n");
82 rval
= ha
->isp_ops
->pci_config(ha
);
84 DEBUG2(printk("scsi(%ld): Unable to configure PCI space.\n",
89 ha
->isp_ops
->reset_chip(ha
);
91 ha
->isp_ops
->get_flash_version(ha
, ha
->request_ring
);
93 qla_printk(KERN_INFO
, ha
, "Configure NVRAM parameters...\n");
95 ha
->isp_ops
->nvram_config(ha
);
97 if (ha
->flags
.disable_serdes
) {
98 /* Mask HBA via NVRAM settings? */
99 qla_printk(KERN_INFO
, ha
, "Masking HBA WWPN "
100 "%02x%02x%02x%02x%02x%02x%02x%02x (via NVRAM).\n",
101 ha
->port_name
[0], ha
->port_name
[1],
102 ha
->port_name
[2], ha
->port_name
[3],
103 ha
->port_name
[4], ha
->port_name
[5],
104 ha
->port_name
[6], ha
->port_name
[7]);
105 return QLA_FUNCTION_FAILED
;
108 qla_printk(KERN_INFO
, ha
, "Verifying loaded RISC code...\n");
110 if (qla2x00_isp_firmware(ha
) != QLA_SUCCESS
) {
111 rval
= ha
->isp_ops
->chip_diag(ha
);
114 rval
= qla2x00_setup_chip(ha
);
118 rval
= qla2x00_init_rings(ha
);
124 * qla2100_pci_config() - Setup ISP21xx PCI configuration registers.
127 * Returns 0 on success.
130 qla2100_pci_config(scsi_qla_host_t
*ha
)
135 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
137 pci_set_master(ha
->pdev
);
138 pci_try_set_mwi(ha
->pdev
);
140 pci_read_config_word(ha
->pdev
, PCI_COMMAND
, &w
);
141 w
|= (PCI_COMMAND_PARITY
| PCI_COMMAND_SERR
);
142 pci_write_config_word(ha
->pdev
, PCI_COMMAND
, w
);
144 /* Reset expansion ROM address decode enable */
145 pci_read_config_dword(ha
->pdev
, PCI_ROM_ADDRESS
, &d
);
146 d
&= ~PCI_ROM_ADDRESS_ENABLE
;
147 pci_write_config_dword(ha
->pdev
, PCI_ROM_ADDRESS
, d
);
149 /* Get PCI bus information. */
150 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
151 ha
->pci_attr
= RD_REG_WORD(®
->ctrl_status
);
152 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
158 * qla2300_pci_config() - Setup ISP23xx PCI configuration registers.
161 * Returns 0 on success.
164 qla2300_pci_config(scsi_qla_host_t
*ha
)
168 unsigned long flags
= 0;
170 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
172 pci_set_master(ha
->pdev
);
173 pci_try_set_mwi(ha
->pdev
);
175 pci_read_config_word(ha
->pdev
, PCI_COMMAND
, &w
);
176 w
|= (PCI_COMMAND_PARITY
| PCI_COMMAND_SERR
);
178 if (IS_QLA2322(ha
) || IS_QLA6322(ha
))
179 w
&= ~PCI_COMMAND_INTX_DISABLE
;
180 pci_write_config_word(ha
->pdev
, PCI_COMMAND
, w
);
183 * If this is a 2300 card and not 2312, reset the
184 * COMMAND_INVALIDATE due to a bug in the 2300. Unfortunately,
185 * the 2310 also reports itself as a 2300 so we need to get the
186 * fb revision level -- a 6 indicates it really is a 2300 and
189 if (IS_QLA2300(ha
)) {
190 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
193 WRT_REG_WORD(®
->hccr
, HCCR_PAUSE_RISC
);
194 for (cnt
= 0; cnt
< 30000; cnt
++) {
195 if ((RD_REG_WORD(®
->hccr
) & HCCR_RISC_PAUSE
) != 0)
201 /* Select FPM registers. */
202 WRT_REG_WORD(®
->ctrl_status
, 0x20);
203 RD_REG_WORD(®
->ctrl_status
);
205 /* Get the fb rev level */
206 ha
->fb_rev
= RD_FB_CMD_REG(ha
, reg
);
208 if (ha
->fb_rev
== FPM_2300
)
209 pci_clear_mwi(ha
->pdev
);
211 /* Deselect FPM registers. */
212 WRT_REG_WORD(®
->ctrl_status
, 0x0);
213 RD_REG_WORD(®
->ctrl_status
);
215 /* Release RISC module. */
216 WRT_REG_WORD(®
->hccr
, HCCR_RELEASE_RISC
);
217 for (cnt
= 0; cnt
< 30000; cnt
++) {
218 if ((RD_REG_WORD(®
->hccr
) & HCCR_RISC_PAUSE
) == 0)
224 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
227 pci_write_config_byte(ha
->pdev
, PCI_LATENCY_TIMER
, 0x80);
229 /* Reset expansion ROM address decode enable */
230 pci_read_config_dword(ha
->pdev
, PCI_ROM_ADDRESS
, &d
);
231 d
&= ~PCI_ROM_ADDRESS_ENABLE
;
232 pci_write_config_dword(ha
->pdev
, PCI_ROM_ADDRESS
, d
);
234 /* Get PCI bus information. */
235 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
236 ha
->pci_attr
= RD_REG_WORD(®
->ctrl_status
);
237 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
243 * qla24xx_pci_config() - Setup ISP24xx PCI configuration registers.
246 * Returns 0 on success.
249 qla24xx_pci_config(scsi_qla_host_t
*ha
)
253 unsigned long flags
= 0;
254 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
256 pci_set_master(ha
->pdev
);
257 pci_try_set_mwi(ha
->pdev
);
259 pci_read_config_word(ha
->pdev
, PCI_COMMAND
, &w
);
260 w
|= (PCI_COMMAND_PARITY
| PCI_COMMAND_SERR
);
261 w
&= ~PCI_COMMAND_INTX_DISABLE
;
262 pci_write_config_word(ha
->pdev
, PCI_COMMAND
, w
);
264 pci_write_config_byte(ha
->pdev
, PCI_LATENCY_TIMER
, 0x80);
266 /* PCI-X -- adjust Maximum Memory Read Byte Count (2048). */
267 if (pci_find_capability(ha
->pdev
, PCI_CAP_ID_PCIX
))
268 pcix_set_mmrbc(ha
->pdev
, 2048);
270 /* PCIe -- adjust Maximum Read Request Size (2048). */
271 if (pci_find_capability(ha
->pdev
, PCI_CAP_ID_EXP
))
272 pcie_set_readrq(ha
->pdev
, 2048);
274 /* Reset expansion ROM address decode enable */
275 pci_read_config_dword(ha
->pdev
, PCI_ROM_ADDRESS
, &d
);
276 d
&= ~PCI_ROM_ADDRESS_ENABLE
;
277 pci_write_config_dword(ha
->pdev
, PCI_ROM_ADDRESS
, d
);
279 ha
->chip_revision
= ha
->pdev
->revision
;
281 /* Get PCI bus information. */
282 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
283 ha
->pci_attr
= RD_REG_DWORD(®
->ctrl_status
);
284 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
290 * qla25xx_pci_config() - Setup ISP25xx PCI configuration registers.
293 * Returns 0 on success.
296 qla25xx_pci_config(scsi_qla_host_t
*ha
)
301 pci_set_master(ha
->pdev
);
302 pci_try_set_mwi(ha
->pdev
);
304 pci_read_config_word(ha
->pdev
, PCI_COMMAND
, &w
);
305 w
|= (PCI_COMMAND_PARITY
| PCI_COMMAND_SERR
);
306 w
&= ~PCI_COMMAND_INTX_DISABLE
;
307 pci_write_config_word(ha
->pdev
, PCI_COMMAND
, w
);
309 /* PCIe -- adjust Maximum Read Request Size (2048). */
310 if (pci_find_capability(ha
->pdev
, PCI_CAP_ID_EXP
))
311 pcie_set_readrq(ha
->pdev
, 2048);
313 /* Reset expansion ROM address decode enable */
314 pci_read_config_dword(ha
->pdev
, PCI_ROM_ADDRESS
, &d
);
315 d
&= ~PCI_ROM_ADDRESS_ENABLE
;
316 pci_write_config_dword(ha
->pdev
, PCI_ROM_ADDRESS
, d
);
318 ha
->chip_revision
= ha
->pdev
->revision
;
324 * qla2x00_isp_firmware() - Choose firmware image.
327 * Returns 0 on success.
330 qla2x00_isp_firmware(scsi_qla_host_t
*ha
)
334 /* Assume loading risc code */
335 rval
= QLA_FUNCTION_FAILED
;
337 if (ha
->flags
.disable_risc_code_load
) {
338 DEBUG2(printk("scsi(%ld): RISC CODE NOT loaded\n",
340 qla_printk(KERN_INFO
, ha
, "RISC CODE NOT loaded\n");
342 /* Verify checksum of loaded RISC code. */
343 rval
= qla2x00_verify_checksum(ha
, ha
->fw_srisc_address
);
347 DEBUG2_3(printk("scsi(%ld): **** Load RISC code ****\n",
355 * qla2x00_reset_chip() - Reset ISP chip.
358 * Returns 0 on success.
361 qla2x00_reset_chip(scsi_qla_host_t
*ha
)
363 unsigned long flags
= 0;
364 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
368 ha
->isp_ops
->disable_intrs(ha
);
370 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
372 /* Turn off master enable */
374 pci_read_config_word(ha
->pdev
, PCI_COMMAND
, &cmd
);
375 cmd
&= ~PCI_COMMAND_MASTER
;
376 pci_write_config_word(ha
->pdev
, PCI_COMMAND
, cmd
);
378 if (!IS_QLA2100(ha
)) {
380 WRT_REG_WORD(®
->hccr
, HCCR_PAUSE_RISC
);
381 if (IS_QLA2200(ha
) || IS_QLA2300(ha
)) {
382 for (cnt
= 0; cnt
< 30000; cnt
++) {
383 if ((RD_REG_WORD(®
->hccr
) &
384 HCCR_RISC_PAUSE
) != 0)
389 RD_REG_WORD(®
->hccr
); /* PCI Posting. */
393 /* Select FPM registers. */
394 WRT_REG_WORD(®
->ctrl_status
, 0x20);
395 RD_REG_WORD(®
->ctrl_status
); /* PCI Posting. */
397 /* FPM Soft Reset. */
398 WRT_REG_WORD(®
->fpm_diag_config
, 0x100);
399 RD_REG_WORD(®
->fpm_diag_config
); /* PCI Posting. */
401 /* Toggle Fpm Reset. */
402 if (!IS_QLA2200(ha
)) {
403 WRT_REG_WORD(®
->fpm_diag_config
, 0x0);
404 RD_REG_WORD(®
->fpm_diag_config
); /* PCI Posting. */
407 /* Select frame buffer registers. */
408 WRT_REG_WORD(®
->ctrl_status
, 0x10);
409 RD_REG_WORD(®
->ctrl_status
); /* PCI Posting. */
411 /* Reset frame buffer FIFOs. */
412 if (IS_QLA2200(ha
)) {
413 WRT_FB_CMD_REG(ha
, reg
, 0xa000);
414 RD_FB_CMD_REG(ha
, reg
); /* PCI Posting. */
416 WRT_FB_CMD_REG(ha
, reg
, 0x00fc);
418 /* Read back fb_cmd until zero or 3 seconds max */
419 for (cnt
= 0; cnt
< 3000; cnt
++) {
420 if ((RD_FB_CMD_REG(ha
, reg
) & 0xff) == 0)
426 /* Select RISC module registers. */
427 WRT_REG_WORD(®
->ctrl_status
, 0);
428 RD_REG_WORD(®
->ctrl_status
); /* PCI Posting. */
430 /* Reset RISC processor. */
431 WRT_REG_WORD(®
->hccr
, HCCR_RESET_RISC
);
432 RD_REG_WORD(®
->hccr
); /* PCI Posting. */
434 /* Release RISC processor. */
435 WRT_REG_WORD(®
->hccr
, HCCR_RELEASE_RISC
);
436 RD_REG_WORD(®
->hccr
); /* PCI Posting. */
439 WRT_REG_WORD(®
->hccr
, HCCR_CLR_RISC_INT
);
440 WRT_REG_WORD(®
->hccr
, HCCR_CLR_HOST_INT
);
442 /* Reset ISP chip. */
443 WRT_REG_WORD(®
->ctrl_status
, CSR_ISP_SOFT_RESET
);
445 /* Wait for RISC to recover from reset. */
446 if (IS_QLA2100(ha
) || IS_QLA2200(ha
) || IS_QLA2300(ha
)) {
448 * It is necessary to for a delay here since the card doesn't
449 * respond to PCI reads during a reset. On some architectures
450 * this will result in an MCA.
453 for (cnt
= 30000; cnt
; cnt
--) {
454 if ((RD_REG_WORD(®
->ctrl_status
) &
455 CSR_ISP_SOFT_RESET
) == 0)
462 /* Reset RISC processor. */
463 WRT_REG_WORD(®
->hccr
, HCCR_RESET_RISC
);
465 WRT_REG_WORD(®
->semaphore
, 0);
467 /* Release RISC processor. */
468 WRT_REG_WORD(®
->hccr
, HCCR_RELEASE_RISC
);
469 RD_REG_WORD(®
->hccr
); /* PCI Posting. */
471 if (IS_QLA2100(ha
) || IS_QLA2200(ha
) || IS_QLA2300(ha
)) {
472 for (cnt
= 0; cnt
< 30000; cnt
++) {
473 if (RD_MAILBOX_REG(ha
, reg
, 0) != MBS_BUSY
)
481 /* Turn on master enable */
482 cmd
|= PCI_COMMAND_MASTER
;
483 pci_write_config_word(ha
->pdev
, PCI_COMMAND
, cmd
);
485 /* Disable RISC pause on FPM parity error. */
486 if (!IS_QLA2100(ha
)) {
487 WRT_REG_WORD(®
->hccr
, HCCR_DISABLE_PARITY_PAUSE
);
488 RD_REG_WORD(®
->hccr
); /* PCI Posting. */
491 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
495 * qla24xx_reset_risc() - Perform full reset of ISP24xx RISC.
498 * Returns 0 on success.
501 qla24xx_reset_risc(scsi_qla_host_t
*ha
)
503 unsigned long flags
= 0;
504 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
508 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
511 WRT_REG_DWORD(®
->ctrl_status
, CSRX_DMA_SHUTDOWN
|MWB_4096_BYTES
);
512 for (cnt
= 0; cnt
< 30000; cnt
++) {
513 if ((RD_REG_DWORD(®
->ctrl_status
) & CSRX_DMA_ACTIVE
) == 0)
519 WRT_REG_DWORD(®
->ctrl_status
,
520 CSRX_ISP_SOFT_RESET
|CSRX_DMA_SHUTDOWN
|MWB_4096_BYTES
);
521 pci_read_config_word(ha
->pdev
, PCI_COMMAND
, &wd
);
524 /* Wait for firmware to complete NVRAM accesses. */
525 d2
= (uint32_t) RD_REG_WORD(®
->mailbox0
);
526 for (cnt
= 10000 ; cnt
&& d2
; cnt
--) {
528 d2
= (uint32_t) RD_REG_WORD(®
->mailbox0
);
532 /* Wait for soft-reset to complete. */
533 d2
= RD_REG_DWORD(®
->ctrl_status
);
534 for (cnt
= 6000000 ; cnt
&& (d2
& CSRX_ISP_SOFT_RESET
); cnt
--) {
536 d2
= RD_REG_DWORD(®
->ctrl_status
);
540 WRT_REG_DWORD(®
->hccr
, HCCRX_SET_RISC_RESET
);
541 RD_REG_DWORD(®
->hccr
);
543 WRT_REG_DWORD(®
->hccr
, HCCRX_REL_RISC_PAUSE
);
544 RD_REG_DWORD(®
->hccr
);
546 WRT_REG_DWORD(®
->hccr
, HCCRX_CLR_RISC_RESET
);
547 RD_REG_DWORD(®
->hccr
);
549 d2
= (uint32_t) RD_REG_WORD(®
->mailbox0
);
550 for (cnt
= 6000000 ; cnt
&& d2
; cnt
--) {
552 d2
= (uint32_t) RD_REG_WORD(®
->mailbox0
);
556 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
560 * qla24xx_reset_chip() - Reset ISP24xx chip.
563 * Returns 0 on success.
566 qla24xx_reset_chip(scsi_qla_host_t
*ha
)
568 ha
->isp_ops
->disable_intrs(ha
);
570 /* Perform RISC reset. */
571 qla24xx_reset_risc(ha
);
575 * qla2x00_chip_diag() - Test chip for proper operation.
578 * Returns 0 on success.
581 qla2x00_chip_diag(scsi_qla_host_t
*ha
)
584 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
585 unsigned long flags
= 0;
590 /* Assume a failed state */
591 rval
= QLA_FUNCTION_FAILED
;
593 DEBUG3(printk("scsi(%ld): Testing device at %lx.\n",
594 ha
->host_no
, (u_long
)®
->flash_address
));
596 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
598 /* Reset ISP chip. */
599 WRT_REG_WORD(®
->ctrl_status
, CSR_ISP_SOFT_RESET
);
602 * We need to have a delay here since the card will not respond while
603 * in reset causing an MCA on some architectures.
606 data
= qla2x00_debounce_register(®
->ctrl_status
);
607 for (cnt
= 6000000 ; cnt
&& (data
& CSR_ISP_SOFT_RESET
); cnt
--) {
609 data
= RD_REG_WORD(®
->ctrl_status
);
614 goto chip_diag_failed
;
616 DEBUG3(printk("scsi(%ld): Reset register cleared by chip reset\n",
619 /* Reset RISC processor. */
620 WRT_REG_WORD(®
->hccr
, HCCR_RESET_RISC
);
621 WRT_REG_WORD(®
->hccr
, HCCR_RELEASE_RISC
);
623 /* Workaround for QLA2312 PCI parity error */
624 if (IS_QLA2100(ha
) || IS_QLA2200(ha
) || IS_QLA2300(ha
)) {
625 data
= qla2x00_debounce_register(MAILBOX_REG(ha
, reg
, 0));
626 for (cnt
= 6000000; cnt
&& (data
== MBS_BUSY
); cnt
--) {
628 data
= RD_MAILBOX_REG(ha
, reg
, 0);
635 goto chip_diag_failed
;
637 /* Check product ID of chip */
638 DEBUG3(printk("scsi(%ld): Checking product ID of chip\n", ha
->host_no
));
640 mb
[1] = RD_MAILBOX_REG(ha
, reg
, 1);
641 mb
[2] = RD_MAILBOX_REG(ha
, reg
, 2);
642 mb
[3] = RD_MAILBOX_REG(ha
, reg
, 3);
643 mb
[4] = qla2x00_debounce_register(MAILBOX_REG(ha
, reg
, 4));
644 if (mb
[1] != PROD_ID_1
|| (mb
[2] != PROD_ID_2
&& mb
[2] != PROD_ID_2a
) ||
645 mb
[3] != PROD_ID_3
) {
646 qla_printk(KERN_WARNING
, ha
,
647 "Wrong product ID = 0x%x,0x%x,0x%x\n", mb
[1], mb
[2], mb
[3]);
649 goto chip_diag_failed
;
651 ha
->product_id
[0] = mb
[1];
652 ha
->product_id
[1] = mb
[2];
653 ha
->product_id
[2] = mb
[3];
654 ha
->product_id
[3] = mb
[4];
656 /* Adjust fw RISC transfer size */
657 if (ha
->request_q_length
> 1024)
658 ha
->fw_transfer_size
= REQUEST_ENTRY_SIZE
* 1024;
660 ha
->fw_transfer_size
= REQUEST_ENTRY_SIZE
*
661 ha
->request_q_length
;
663 if (IS_QLA2200(ha
) &&
664 RD_MAILBOX_REG(ha
, reg
, 7) == QLA2200A_RISC_ROM_VER
) {
665 /* Limit firmware transfer size with a 2200A */
666 DEBUG3(printk("scsi(%ld): Found QLA2200A chip.\n",
669 ha
->device_type
|= DT_ISP2200A
;
670 ha
->fw_transfer_size
= 128;
673 /* Wrap Incoming Mailboxes Test. */
674 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
676 DEBUG3(printk("scsi(%ld): Checking mailboxes.\n", ha
->host_no
));
677 rval
= qla2x00_mbx_reg_test(ha
);
679 DEBUG(printk("scsi(%ld): Failed mailbox send register test\n",
681 qla_printk(KERN_WARNING
, ha
,
682 "Failed mailbox send register test\n");
685 /* Flag a successful rval */
688 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
692 DEBUG2_3(printk("scsi(%ld): Chip diagnostics **** FAILED "
693 "****\n", ha
->host_no
));
695 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
701 * qla24xx_chip_diag() - Test ISP24xx for proper operation.
704 * Returns 0 on success.
707 qla24xx_chip_diag(scsi_qla_host_t
*ha
)
711 /* Perform RISC reset. */
712 qla24xx_reset_risc(ha
);
714 ha
->fw_transfer_size
= REQUEST_ENTRY_SIZE
* 1024;
716 rval
= qla2x00_mbx_reg_test(ha
);
718 DEBUG(printk("scsi(%ld): Failed mailbox send register test\n",
720 qla_printk(KERN_WARNING
, ha
,
721 "Failed mailbox send register test\n");
723 /* Flag a successful rval */
731 qla2x00_alloc_fw_dump(scsi_qla_host_t
*ha
)
734 uint32_t dump_size
, fixed_size
, mem_size
, req_q_size
, rsp_q_size
,
740 qla_printk(KERN_WARNING
, ha
,
741 "Firmware dump previously allocated.\n");
746 fixed_size
= mem_size
= eft_size
= 0;
747 if (IS_QLA2100(ha
) || IS_QLA2200(ha
)) {
748 fixed_size
= sizeof(struct qla2100_fw_dump
);
749 } else if (IS_QLA23XX(ha
)) {
750 fixed_size
= offsetof(struct qla2300_fw_dump
, data_ram
);
751 mem_size
= (ha
->fw_memory_size
- 0x11000 + 1) *
753 } else if (IS_FWI2_CAPABLE(ha
)) {
754 fixed_size
= IS_QLA25XX(ha
) ?
755 offsetof(struct qla25xx_fw_dump
, ext_mem
):
756 offsetof(struct qla24xx_fw_dump
, ext_mem
);
757 mem_size
= (ha
->fw_memory_size
- 0x100000 + 1) *
760 /* Allocate memory for Extended Trace Buffer. */
761 eft
= dma_alloc_coherent(&ha
->pdev
->dev
, EFT_SIZE
, &eft_dma
,
764 qla_printk(KERN_WARNING
, ha
, "Unable to allocate "
765 "(%d KB) for EFT.\n", EFT_SIZE
/ 1024);
769 rval
= qla2x00_trace_control(ha
, TC_ENABLE
, eft_dma
,
772 qla_printk(KERN_WARNING
, ha
, "Unable to initialize "
773 "EFT (%d).\n", rval
);
774 dma_free_coherent(&ha
->pdev
->dev
, EFT_SIZE
, eft
,
779 qla_printk(KERN_INFO
, ha
, "Allocated (%d KB) for EFT...\n",
783 memset(eft
, 0, eft_size
);
784 ha
->eft_dma
= eft_dma
;
788 req_q_size
= ha
->request_q_length
* sizeof(request_t
);
789 rsp_q_size
= ha
->response_q_length
* sizeof(response_t
);
791 dump_size
= offsetof(struct qla2xxx_fw_dump
, isp
);
792 dump_size
+= fixed_size
+ mem_size
+ req_q_size
+ rsp_q_size
+
795 ha
->fw_dump
= vmalloc(dump_size
);
797 qla_printk(KERN_WARNING
, ha
, "Unable to allocate (%d KB) for "
798 "firmware dump!!!\n", dump_size
/ 1024);
801 dma_free_coherent(&ha
->pdev
->dev
, eft_size
, ha
->eft
,
809 qla_printk(KERN_INFO
, ha
, "Allocated (%d KB) for firmware dump...\n",
812 ha
->fw_dump_len
= dump_size
;
813 ha
->fw_dump
->signature
[0] = 'Q';
814 ha
->fw_dump
->signature
[1] = 'L';
815 ha
->fw_dump
->signature
[2] = 'G';
816 ha
->fw_dump
->signature
[3] = 'C';
817 ha
->fw_dump
->version
= __constant_htonl(1);
819 ha
->fw_dump
->fixed_size
= htonl(fixed_size
);
820 ha
->fw_dump
->mem_size
= htonl(mem_size
);
821 ha
->fw_dump
->req_q_size
= htonl(req_q_size
);
822 ha
->fw_dump
->rsp_q_size
= htonl(rsp_q_size
);
824 ha
->fw_dump
->eft_size
= htonl(eft_size
);
825 ha
->fw_dump
->eft_addr_l
= htonl(LSD(ha
->eft_dma
));
826 ha
->fw_dump
->eft_addr_h
= htonl(MSD(ha
->eft_dma
));
828 ha
->fw_dump
->header_size
=
829 htonl(offsetof(struct qla2xxx_fw_dump
, isp
));
833 * qla2x00_resize_request_q() - Resize request queue given available ISP memory.
836 * Returns 0 on success.
839 qla2x00_resize_request_q(scsi_qla_host_t
*ha
)
842 uint16_t fw_iocb_cnt
= 0;
843 uint16_t request_q_length
= REQUEST_ENTRY_CNT_2XXX_EXT_MEM
;
844 dma_addr_t request_dma
;
845 request_t
*request_ring
;
847 /* Valid only on recent ISPs. */
848 if (IS_QLA2100(ha
) || IS_QLA2200(ha
))
851 /* Retrieve IOCB counts available to the firmware. */
852 rval
= qla2x00_get_resource_cnts(ha
, NULL
, NULL
, NULL
, &fw_iocb_cnt
);
855 /* No point in continuing if current settings are sufficient. */
856 if (fw_iocb_cnt
< 1024)
858 if (ha
->request_q_length
>= request_q_length
)
861 /* Attempt to claim larger area for request queue. */
862 request_ring
= dma_alloc_coherent(&ha
->pdev
->dev
,
863 (request_q_length
+ 1) * sizeof(request_t
), &request_dma
,
865 if (request_ring
== NULL
)
868 /* Resize successful, report extensions. */
869 qla_printk(KERN_INFO
, ha
, "Extended memory detected (%d KB)...\n",
870 (ha
->fw_memory_size
+ 1) / 1024);
871 qla_printk(KERN_INFO
, ha
, "Resizing request queue depth "
872 "(%d -> %d)...\n", ha
->request_q_length
, request_q_length
);
874 /* Clear old allocations. */
875 dma_free_coherent(&ha
->pdev
->dev
,
876 (ha
->request_q_length
+ 1) * sizeof(request_t
), ha
->request_ring
,
879 /* Begin using larger queue. */
880 ha
->request_q_length
= request_q_length
;
881 ha
->request_ring
= request_ring
;
882 ha
->request_dma
= request_dma
;
886 * qla2x00_setup_chip() - Load and start RISC firmware.
889 * Returns 0 on success.
892 qla2x00_setup_chip(scsi_qla_host_t
*ha
)
895 uint32_t srisc_address
= 0;
897 /* Load firmware sequences */
898 rval
= ha
->isp_ops
->load_risc(ha
, &srisc_address
);
899 if (rval
== QLA_SUCCESS
) {
900 DEBUG(printk("scsi(%ld): Verifying Checksum of loaded RISC "
901 "code.\n", ha
->host_no
));
903 rval
= qla2x00_verify_checksum(ha
, srisc_address
);
904 if (rval
== QLA_SUCCESS
) {
905 /* Start firmware execution. */
906 DEBUG(printk("scsi(%ld): Checksum OK, start "
907 "firmware.\n", ha
->host_no
));
909 rval
= qla2x00_execute_fw(ha
, srisc_address
);
910 /* Retrieve firmware information. */
911 if (rval
== QLA_SUCCESS
&& ha
->fw_major_version
== 0) {
912 qla2x00_get_fw_version(ha
,
913 &ha
->fw_major_version
,
914 &ha
->fw_minor_version
,
915 &ha
->fw_subminor_version
,
916 &ha
->fw_attributes
, &ha
->fw_memory_size
);
917 qla2x00_resize_request_q(ha
);
918 ha
->flags
.npiv_supported
= 0;
919 if (IS_QLA24XX(ha
) &&
920 (ha
->fw_attributes
& BIT_2
))
921 ha
->flags
.npiv_supported
= 1;
924 qla2x00_alloc_fw_dump(ha
);
927 DEBUG2(printk(KERN_INFO
928 "scsi(%ld): ISP Firmware failed checksum.\n",
934 DEBUG2_3(printk("scsi(%ld): Setup chip **** FAILED ****.\n",
942 * qla2x00_init_response_q_entries() - Initializes response queue entries.
945 * Beginning of request ring has initialization control block already built
946 * by nvram config routine.
948 * Returns 0 on success.
951 qla2x00_init_response_q_entries(scsi_qla_host_t
*ha
)
956 pkt
= ha
->response_ring_ptr
;
957 for (cnt
= 0; cnt
< ha
->response_q_length
; cnt
++) {
958 pkt
->signature
= RESPONSE_PROCESSED
;
965 * qla2x00_update_fw_options() - Read and process firmware options.
968 * Returns 0 on success.
971 qla2x00_update_fw_options(scsi_qla_host_t
*ha
)
973 uint16_t swing
, emphasis
, tx_sens
, rx_sens
;
975 memset(ha
->fw_options
, 0, sizeof(ha
->fw_options
));
976 qla2x00_get_fw_options(ha
, ha
->fw_options
);
978 if (IS_QLA2100(ha
) || IS_QLA2200(ha
))
981 /* Serial Link options. */
982 DEBUG3(printk("scsi(%ld): Serial link options:\n",
984 DEBUG3(qla2x00_dump_buffer((uint8_t *)&ha
->fw_seriallink_options
,
985 sizeof(ha
->fw_seriallink_options
)));
987 ha
->fw_options
[1] &= ~FO1_SET_EMPHASIS_SWING
;
988 if (ha
->fw_seriallink_options
[3] & BIT_2
) {
989 ha
->fw_options
[1] |= FO1_SET_EMPHASIS_SWING
;
992 swing
= ha
->fw_seriallink_options
[2] & (BIT_2
| BIT_1
| BIT_0
);
993 emphasis
= (ha
->fw_seriallink_options
[2] &
994 (BIT_4
| BIT_3
)) >> 3;
995 tx_sens
= ha
->fw_seriallink_options
[0] &
996 (BIT_3
| BIT_2
| BIT_1
| BIT_0
);
997 rx_sens
= (ha
->fw_seriallink_options
[0] &
998 (BIT_7
| BIT_6
| BIT_5
| BIT_4
)) >> 4;
999 ha
->fw_options
[10] = (emphasis
<< 14) | (swing
<< 8);
1000 if (IS_QLA2300(ha
) || IS_QLA2312(ha
) || IS_QLA6312(ha
)) {
1003 ha
->fw_options
[10] |= (tx_sens
<< 4) | rx_sens
;
1004 } else if (IS_QLA2322(ha
) || IS_QLA6322(ha
))
1005 ha
->fw_options
[10] |= BIT_5
|
1006 ((rx_sens
& (BIT_1
| BIT_0
)) << 2) |
1007 (tx_sens
& (BIT_1
| BIT_0
));
1010 swing
= (ha
->fw_seriallink_options
[2] &
1011 (BIT_7
| BIT_6
| BIT_5
)) >> 5;
1012 emphasis
= ha
->fw_seriallink_options
[3] & (BIT_1
| BIT_0
);
1013 tx_sens
= ha
->fw_seriallink_options
[1] &
1014 (BIT_3
| BIT_2
| BIT_1
| BIT_0
);
1015 rx_sens
= (ha
->fw_seriallink_options
[1] &
1016 (BIT_7
| BIT_6
| BIT_5
| BIT_4
)) >> 4;
1017 ha
->fw_options
[11] = (emphasis
<< 14) | (swing
<< 8);
1018 if (IS_QLA2300(ha
) || IS_QLA2312(ha
) || IS_QLA6312(ha
)) {
1021 ha
->fw_options
[11] |= (tx_sens
<< 4) | rx_sens
;
1022 } else if (IS_QLA2322(ha
) || IS_QLA6322(ha
))
1023 ha
->fw_options
[11] |= BIT_5
|
1024 ((rx_sens
& (BIT_1
| BIT_0
)) << 2) |
1025 (tx_sens
& (BIT_1
| BIT_0
));
1029 /* Return command IOCBs without waiting for an ABTS to complete. */
1030 ha
->fw_options
[3] |= BIT_13
;
1033 if (ha
->flags
.enable_led_scheme
)
1034 ha
->fw_options
[2] |= BIT_12
;
1036 /* Detect ISP6312. */
1038 ha
->fw_options
[2] |= BIT_13
;
1040 /* Update firmware options. */
1041 qla2x00_set_fw_options(ha
, ha
->fw_options
);
1045 qla24xx_update_fw_options(scsi_qla_host_t
*ha
)
1049 /* Update Serial Link options. */
1050 if ((le16_to_cpu(ha
->fw_seriallink_options24
[0]) & BIT_0
) == 0)
1053 rval
= qla2x00_set_serdes_params(ha
,
1054 le16_to_cpu(ha
->fw_seriallink_options24
[1]),
1055 le16_to_cpu(ha
->fw_seriallink_options24
[2]),
1056 le16_to_cpu(ha
->fw_seriallink_options24
[3]));
1057 if (rval
!= QLA_SUCCESS
) {
1058 qla_printk(KERN_WARNING
, ha
,
1059 "Unable to update Serial Link options (%x).\n", rval
);
1064 qla2x00_config_rings(struct scsi_qla_host
*ha
)
1066 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
1068 /* Setup ring parameters in initialization control block. */
1069 ha
->init_cb
->request_q_outpointer
= __constant_cpu_to_le16(0);
1070 ha
->init_cb
->response_q_inpointer
= __constant_cpu_to_le16(0);
1071 ha
->init_cb
->request_q_length
= cpu_to_le16(ha
->request_q_length
);
1072 ha
->init_cb
->response_q_length
= cpu_to_le16(ha
->response_q_length
);
1073 ha
->init_cb
->request_q_address
[0] = cpu_to_le32(LSD(ha
->request_dma
));
1074 ha
->init_cb
->request_q_address
[1] = cpu_to_le32(MSD(ha
->request_dma
));
1075 ha
->init_cb
->response_q_address
[0] = cpu_to_le32(LSD(ha
->response_dma
));
1076 ha
->init_cb
->response_q_address
[1] = cpu_to_le32(MSD(ha
->response_dma
));
1078 WRT_REG_WORD(ISP_REQ_Q_IN(ha
, reg
), 0);
1079 WRT_REG_WORD(ISP_REQ_Q_OUT(ha
, reg
), 0);
1080 WRT_REG_WORD(ISP_RSP_Q_IN(ha
, reg
), 0);
1081 WRT_REG_WORD(ISP_RSP_Q_OUT(ha
, reg
), 0);
1082 RD_REG_WORD(ISP_RSP_Q_OUT(ha
, reg
)); /* PCI Posting. */
1086 qla24xx_config_rings(struct scsi_qla_host
*ha
)
1088 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
1089 struct init_cb_24xx
*icb
;
1091 /* Setup ring parameters in initialization control block. */
1092 icb
= (struct init_cb_24xx
*)ha
->init_cb
;
1093 icb
->request_q_outpointer
= __constant_cpu_to_le16(0);
1094 icb
->response_q_inpointer
= __constant_cpu_to_le16(0);
1095 icb
->request_q_length
= cpu_to_le16(ha
->request_q_length
);
1096 icb
->response_q_length
= cpu_to_le16(ha
->response_q_length
);
1097 icb
->request_q_address
[0] = cpu_to_le32(LSD(ha
->request_dma
));
1098 icb
->request_q_address
[1] = cpu_to_le32(MSD(ha
->request_dma
));
1099 icb
->response_q_address
[0] = cpu_to_le32(LSD(ha
->response_dma
));
1100 icb
->response_q_address
[1] = cpu_to_le32(MSD(ha
->response_dma
));
1102 WRT_REG_DWORD(®
->req_q_in
, 0);
1103 WRT_REG_DWORD(®
->req_q_out
, 0);
1104 WRT_REG_DWORD(®
->rsp_q_in
, 0);
1105 WRT_REG_DWORD(®
->rsp_q_out
, 0);
1106 RD_REG_DWORD(®
->rsp_q_out
);
1110 * qla2x00_init_rings() - Initializes firmware.
1113 * Beginning of request ring has initialization control block already built
1114 * by nvram config routine.
1116 * Returns 0 on success.
1119 qla2x00_init_rings(scsi_qla_host_t
*ha
)
1122 unsigned long flags
= 0;
1124 struct mid_init_cb_24xx
*mid_init_cb
=
1125 (struct mid_init_cb_24xx
*) ha
->init_cb
;
1127 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
1129 /* Clear outstanding commands array. */
1130 for (cnt
= 0; cnt
< MAX_OUTSTANDING_COMMANDS
; cnt
++)
1131 ha
->outstanding_cmds
[cnt
] = NULL
;
1133 ha
->current_outstanding_cmd
= 0;
1135 /* Clear RSCN queue. */
1136 ha
->rscn_in_ptr
= 0;
1137 ha
->rscn_out_ptr
= 0;
1139 /* Initialize firmware. */
1140 ha
->request_ring_ptr
= ha
->request_ring
;
1141 ha
->req_ring_index
= 0;
1142 ha
->req_q_cnt
= ha
->request_q_length
;
1143 ha
->response_ring_ptr
= ha
->response_ring
;
1144 ha
->rsp_ring_index
= 0;
1146 /* Initialize response queue entries */
1147 qla2x00_init_response_q_entries(ha
);
1149 ha
->isp_ops
->config_rings(ha
);
1151 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
1153 /* Update any ISP specific firmware options before initialization. */
1154 ha
->isp_ops
->update_fw_options(ha
);
1156 DEBUG(printk("scsi(%ld): Issue init firmware.\n", ha
->host_no
));
1158 mid_init_cb
->count
= MAX_NUM_VPORT_FABRIC
;
1159 ha
->max_npiv_vports
= MAX_NUM_VPORT_FABRIC
;
1161 rval
= qla2x00_init_firmware(ha
, ha
->init_cb_size
);
1163 DEBUG2_3(printk("scsi(%ld): Init firmware **** FAILED ****.\n",
1166 DEBUG3(printk("scsi(%ld): Init firmware -- success.\n",
1174 * qla2x00_fw_ready() - Waits for firmware ready.
1177 * Returns 0 on success.
1180 qla2x00_fw_ready(scsi_qla_host_t
*ha
)
1183 unsigned long wtime
, mtime
;
1184 uint16_t min_wait
; /* Minimum wait time if loop is down */
1185 uint16_t wait_time
; /* Wait time if loop is coming ready */
1190 /* 20 seconds for loop down. */
1194 * Firmware should take at most one RATOV to login, plus 5 seconds for
1195 * our own processing.
1197 if ((wait_time
= (ha
->retry_count
*ha
->login_timeout
) + 5) < min_wait
) {
1198 wait_time
= min_wait
;
1201 /* Min wait time if loop down */
1202 mtime
= jiffies
+ (min_wait
* HZ
);
1204 /* wait time before firmware ready */
1205 wtime
= jiffies
+ (wait_time
* HZ
);
1207 /* Wait for ISP to finish LIP */
1208 if (!ha
->flags
.init_done
)
1209 qla_printk(KERN_INFO
, ha
, "Waiting for LIP to complete...\n");
1211 DEBUG3(printk("scsi(%ld): Waiting for LIP to complete...\n",
1215 rval
= qla2x00_get_firmware_state(ha
, &fw_state
);
1216 if (rval
== QLA_SUCCESS
) {
1217 if (fw_state
< FSTATE_LOSS_OF_SYNC
) {
1218 ha
->device_flags
&= ~DFLG_NO_CABLE
;
1220 if (fw_state
== FSTATE_READY
) {
1221 DEBUG(printk("scsi(%ld): F/W Ready - OK \n",
1224 qla2x00_get_retry_cnt(ha
, &ha
->retry_count
,
1225 &ha
->login_timeout
, &ha
->r_a_tov
);
1231 rval
= QLA_FUNCTION_FAILED
;
1233 if (atomic_read(&ha
->loop_down_timer
) &&
1234 fw_state
!= FSTATE_READY
) {
1235 /* Loop down. Timeout on min_wait for states
1236 * other than Wait for Login.
1238 if (time_after_eq(jiffies
, mtime
)) {
1239 qla_printk(KERN_INFO
, ha
,
1240 "Cable is unplugged...\n");
1242 ha
->device_flags
|= DFLG_NO_CABLE
;
1247 /* Mailbox cmd failed. Timeout on min_wait. */
1248 if (time_after_eq(jiffies
, mtime
))
1252 if (time_after_eq(jiffies
, wtime
))
1255 /* Delay for a while */
1258 DEBUG3(printk("scsi(%ld): fw_state=%x curr time=%lx.\n",
1259 ha
->host_no
, fw_state
, jiffies
));
1262 DEBUG(printk("scsi(%ld): fw_state=%x curr time=%lx.\n",
1263 ha
->host_no
, fw_state
, jiffies
));
1266 DEBUG2_3(printk("scsi(%ld): Firmware ready **** FAILED ****.\n",
1274 * qla2x00_configure_hba
1275 * Setup adapter context.
1278 * ha = adapter state pointer.
1287 qla2x00_configure_hba(scsi_qla_host_t
*ha
)
1296 char connect_type
[22];
1298 /* Get host addresses. */
1299 rval
= qla2x00_get_adapter_id(ha
,
1300 &loop_id
, &al_pa
, &area
, &domain
, &topo
, &sw_cap
);
1301 if (rval
!= QLA_SUCCESS
) {
1302 if (LOOP_TRANSITION(ha
) || atomic_read(&ha
->loop_down_timer
) ||
1303 (rval
== QLA_COMMAND_ERROR
&& loop_id
== 0x7)) {
1304 DEBUG2(printk("%s(%ld) Loop is in a transition state\n",
1305 __func__
, ha
->host_no
));
1307 qla_printk(KERN_WARNING
, ha
,
1308 "ERROR -- Unable to get host loop ID.\n");
1309 set_bit(ISP_ABORT_NEEDED
, &ha
->dpc_flags
);
1315 qla_printk(KERN_INFO
, ha
,
1316 "Cannot get topology - retrying.\n");
1317 return (QLA_FUNCTION_FAILED
);
1320 ha
->loop_id
= loop_id
;
1323 ha
->min_external_loopid
= SNS_FIRST_LOOP_ID
;
1324 ha
->operating_mode
= LOOP
;
1329 DEBUG3(printk("scsi(%ld): HBA in NL topology.\n",
1331 ha
->current_topology
= ISP_CFG_NL
;
1332 strcpy(connect_type
, "(Loop)");
1336 DEBUG3(printk("scsi(%ld): HBA in FL topology.\n",
1338 ha
->switch_cap
= sw_cap
;
1339 ha
->current_topology
= ISP_CFG_FL
;
1340 strcpy(connect_type
, "(FL_Port)");
1344 DEBUG3(printk("scsi(%ld): HBA in N P2P topology.\n",
1346 ha
->operating_mode
= P2P
;
1347 ha
->current_topology
= ISP_CFG_N
;
1348 strcpy(connect_type
, "(N_Port-to-N_Port)");
1352 DEBUG3(printk("scsi(%ld): HBA in F P2P topology.\n",
1354 ha
->switch_cap
= sw_cap
;
1355 ha
->operating_mode
= P2P
;
1356 ha
->current_topology
= ISP_CFG_F
;
1357 strcpy(connect_type
, "(F_Port)");
1361 DEBUG3(printk("scsi(%ld): HBA in unknown topology %x. "
1363 ha
->host_no
, topo
));
1364 ha
->current_topology
= ISP_CFG_NL
;
1365 strcpy(connect_type
, "(Loop)");
1369 /* Save Host port and loop ID. */
1370 /* byte order - Big Endian */
1371 ha
->d_id
.b
.domain
= domain
;
1372 ha
->d_id
.b
.area
= area
;
1373 ha
->d_id
.b
.al_pa
= al_pa
;
1375 if (!ha
->flags
.init_done
)
1376 qla_printk(KERN_INFO
, ha
,
1377 "Topology - %s, Host Loop address 0x%x\n",
1378 connect_type
, ha
->loop_id
);
1381 DEBUG2_3(printk("scsi(%ld): FAILED.\n", ha
->host_no
));
1383 DEBUG3(printk("scsi(%ld): exiting normally.\n", ha
->host_no
));
1390 qla2x00_set_model_info(scsi_qla_host_t
*ha
, uint8_t *model
, size_t len
, char *def
)
1395 if (memcmp(model
, BINZERO
, len
) != 0) {
1396 strncpy(ha
->model_number
, model
, len
);
1397 st
= en
= ha
->model_number
;
1400 if (*en
!= 0x20 && *en
!= 0x00)
1405 index
= (ha
->pdev
->subsystem_device
& 0xff);
1406 if (ha
->pdev
->subsystem_vendor
== PCI_VENDOR_ID_QLOGIC
&&
1407 index
< QLA_MODEL_NAMES
)
1408 ha
->model_desc
= qla2x00_model_name
[index
* 2 + 1];
1410 index
= (ha
->pdev
->subsystem_device
& 0xff);
1411 if (ha
->pdev
->subsystem_vendor
== PCI_VENDOR_ID_QLOGIC
&&
1412 index
< QLA_MODEL_NAMES
) {
1413 strcpy(ha
->model_number
,
1414 qla2x00_model_name
[index
* 2]);
1415 ha
->model_desc
= qla2x00_model_name
[index
* 2 + 1];
1417 strcpy(ha
->model_number
, def
);
1422 /* On sparc systems, obtain port and node WWN from firmware
1425 static void qla2xxx_nvram_wwn_from_ofw(scsi_qla_host_t
*ha
, nvram_t
*nv
)
1428 struct pci_dev
*pdev
= ha
->pdev
;
1429 struct device_node
*dp
= pci_device_to_OF_node(pdev
);
1433 val
= of_get_property(dp
, "port-wwn", &len
);
1434 if (val
&& len
>= WWN_SIZE
)
1435 memcpy(nv
->port_name
, val
, WWN_SIZE
);
1437 val
= of_get_property(dp
, "node-wwn", &len
);
1438 if (val
&& len
>= WWN_SIZE
)
1439 memcpy(nv
->node_name
, val
, WWN_SIZE
);
1444 * NVRAM configuration for ISP 2xxx
1447 * ha = adapter block pointer.
1450 * initialization control block in response_ring
1451 * host adapters parameters in host adapter block
1457 qla2x00_nvram_config(scsi_qla_host_t
*ha
)
1462 uint8_t *dptr1
, *dptr2
;
1463 init_cb_t
*icb
= ha
->init_cb
;
1464 nvram_t
*nv
= (nvram_t
*)ha
->request_ring
;
1465 uint8_t *ptr
= (uint8_t *)ha
->request_ring
;
1466 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
1470 /* Determine NVRAM starting address. */
1471 ha
->nvram_size
= sizeof(nvram_t
);
1473 if (!IS_QLA2100(ha
) && !IS_QLA2200(ha
) && !IS_QLA2300(ha
))
1474 if ((RD_REG_WORD(®
->ctrl_status
) >> 14) == 1)
1475 ha
->nvram_base
= 0x80;
1477 /* Get NVRAM data and calculate checksum. */
1478 ha
->isp_ops
->read_nvram(ha
, ptr
, ha
->nvram_base
, ha
->nvram_size
);
1479 for (cnt
= 0, chksum
= 0; cnt
< ha
->nvram_size
; cnt
++)
1482 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", ha
->host_no
));
1483 DEBUG5(qla2x00_dump_buffer((uint8_t *)ha
->request_ring
,
1486 /* Bad NVRAM data, set defaults parameters. */
1487 if (chksum
|| nv
->id
[0] != 'I' || nv
->id
[1] != 'S' ||
1488 nv
->id
[2] != 'P' || nv
->id
[3] != ' ' || nv
->nvram_version
< 1) {
1489 /* Reset NVRAM data. */
1490 qla_printk(KERN_WARNING
, ha
, "Inconsistent NVRAM detected: "
1491 "checksum=0x%x id=%c version=0x%x.\n", chksum
, nv
->id
[0],
1493 qla_printk(KERN_WARNING
, ha
, "Falling back to functioning (yet "
1494 "invalid -- WWPN) defaults.\n");
1497 * Set default initialization control block.
1499 memset(nv
, 0, ha
->nvram_size
);
1500 nv
->parameter_block_version
= ICB_VERSION
;
1502 if (IS_QLA23XX(ha
)) {
1503 nv
->firmware_options
[0] = BIT_2
| BIT_1
;
1504 nv
->firmware_options
[1] = BIT_7
| BIT_5
;
1505 nv
->add_firmware_options
[0] = BIT_5
;
1506 nv
->add_firmware_options
[1] = BIT_5
| BIT_4
;
1507 nv
->frame_payload_size
= __constant_cpu_to_le16(2048);
1508 nv
->special_options
[1] = BIT_7
;
1509 } else if (IS_QLA2200(ha
)) {
1510 nv
->firmware_options
[0] = BIT_2
| BIT_1
;
1511 nv
->firmware_options
[1] = BIT_7
| BIT_5
;
1512 nv
->add_firmware_options
[0] = BIT_5
;
1513 nv
->add_firmware_options
[1] = BIT_5
| BIT_4
;
1514 nv
->frame_payload_size
= __constant_cpu_to_le16(1024);
1515 } else if (IS_QLA2100(ha
)) {
1516 nv
->firmware_options
[0] = BIT_3
| BIT_1
;
1517 nv
->firmware_options
[1] = BIT_5
;
1518 nv
->frame_payload_size
= __constant_cpu_to_le16(1024);
1521 nv
->max_iocb_allocation
= __constant_cpu_to_le16(256);
1522 nv
->execution_throttle
= __constant_cpu_to_le16(16);
1523 nv
->retry_count
= 8;
1524 nv
->retry_delay
= 1;
1526 nv
->port_name
[0] = 33;
1527 nv
->port_name
[3] = 224;
1528 nv
->port_name
[4] = 139;
1530 qla2xxx_nvram_wwn_from_ofw(ha
, nv
);
1532 nv
->login_timeout
= 4;
1535 * Set default host adapter parameters
1537 nv
->host_p
[1] = BIT_2
;
1538 nv
->reset_delay
= 5;
1539 nv
->port_down_retry_count
= 8;
1540 nv
->max_luns_per_target
= __constant_cpu_to_le16(8);
1541 nv
->link_down_timeout
= 60;
1546 #if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2)
1548 * The SN2 does not provide BIOS emulation which means you can't change
1549 * potentially bogus BIOS settings. Force the use of default settings
1550 * for link rate and frame size. Hope that the rest of the settings
1553 if (ia64_platform_is("sn2")) {
1554 nv
->frame_payload_size
= __constant_cpu_to_le16(2048);
1556 nv
->special_options
[1] = BIT_7
;
1560 /* Reset Initialization control block */
1561 memset(icb
, 0, ha
->init_cb_size
);
1564 * Setup driver NVRAM options.
1566 nv
->firmware_options
[0] |= (BIT_6
| BIT_1
);
1567 nv
->firmware_options
[0] &= ~(BIT_5
| BIT_4
);
1568 nv
->firmware_options
[1] |= (BIT_5
| BIT_0
);
1569 nv
->firmware_options
[1] &= ~BIT_4
;
1571 if (IS_QLA23XX(ha
)) {
1572 nv
->firmware_options
[0] |= BIT_2
;
1573 nv
->firmware_options
[0] &= ~BIT_3
;
1574 nv
->add_firmware_options
[1] |= BIT_5
| BIT_4
;
1576 if (IS_QLA2300(ha
)) {
1577 if (ha
->fb_rev
== FPM_2310
) {
1578 strcpy(ha
->model_number
, "QLA2310");
1580 strcpy(ha
->model_number
, "QLA2300");
1583 qla2x00_set_model_info(ha
, nv
->model_number
,
1584 sizeof(nv
->model_number
), "QLA23xx");
1586 } else if (IS_QLA2200(ha
)) {
1587 nv
->firmware_options
[0] |= BIT_2
;
1589 * 'Point-to-point preferred, else loop' is not a safe
1590 * connection mode setting.
1592 if ((nv
->add_firmware_options
[0] & (BIT_6
| BIT_5
| BIT_4
)) ==
1594 /* Force 'loop preferred, else point-to-point'. */
1595 nv
->add_firmware_options
[0] &= ~(BIT_6
| BIT_5
| BIT_4
);
1596 nv
->add_firmware_options
[0] |= BIT_5
;
1598 strcpy(ha
->model_number
, "QLA22xx");
1599 } else /*if (IS_QLA2100(ha))*/ {
1600 strcpy(ha
->model_number
, "QLA2100");
1604 * Copy over NVRAM RISC parameter block to initialization control block.
1606 dptr1
= (uint8_t *)icb
;
1607 dptr2
= (uint8_t *)&nv
->parameter_block_version
;
1608 cnt
= (uint8_t *)&icb
->request_q_outpointer
- (uint8_t *)&icb
->version
;
1610 *dptr1
++ = *dptr2
++;
1612 /* Copy 2nd half. */
1613 dptr1
= (uint8_t *)icb
->add_firmware_options
;
1614 cnt
= (uint8_t *)icb
->reserved_3
- (uint8_t *)icb
->add_firmware_options
;
1616 *dptr1
++ = *dptr2
++;
1618 /* Use alternate WWN? */
1619 if (nv
->host_p
[1] & BIT_7
) {
1620 memcpy(icb
->node_name
, nv
->alternate_node_name
, WWN_SIZE
);
1621 memcpy(icb
->port_name
, nv
->alternate_port_name
, WWN_SIZE
);
1624 /* Prepare nodename */
1625 if ((icb
->firmware_options
[1] & BIT_6
) == 0) {
1627 * Firmware will apply the following mask if the nodename was
1630 memcpy(icb
->node_name
, icb
->port_name
, WWN_SIZE
);
1631 icb
->node_name
[0] &= 0xF0;
1635 * Set host adapter parameters.
1637 if (nv
->host_p
[0] & BIT_7
)
1638 ql2xextended_error_logging
= 1;
1639 ha
->flags
.disable_risc_code_load
= ((nv
->host_p
[0] & BIT_4
) ? 1 : 0);
1640 /* Always load RISC code on non ISP2[12]00 chips. */
1641 if (!IS_QLA2100(ha
) && !IS_QLA2200(ha
))
1642 ha
->flags
.disable_risc_code_load
= 0;
1643 ha
->flags
.enable_lip_reset
= ((nv
->host_p
[1] & BIT_1
) ? 1 : 0);
1644 ha
->flags
.enable_lip_full_login
= ((nv
->host_p
[1] & BIT_2
) ? 1 : 0);
1645 ha
->flags
.enable_target_reset
= ((nv
->host_p
[1] & BIT_3
) ? 1 : 0);
1646 ha
->flags
.enable_led_scheme
= (nv
->special_options
[1] & BIT_4
) ? 1 : 0;
1647 ha
->flags
.disable_serdes
= 0;
1649 ha
->operating_mode
=
1650 (icb
->add_firmware_options
[0] & (BIT_6
| BIT_5
| BIT_4
)) >> 4;
1652 memcpy(ha
->fw_seriallink_options
, nv
->seriallink_options
,
1653 sizeof(ha
->fw_seriallink_options
));
1655 /* save HBA serial number */
1656 ha
->serial0
= icb
->port_name
[5];
1657 ha
->serial1
= icb
->port_name
[6];
1658 ha
->serial2
= icb
->port_name
[7];
1659 ha
->node_name
= icb
->node_name
;
1660 ha
->port_name
= icb
->port_name
;
1662 icb
->execution_throttle
= __constant_cpu_to_le16(0xFFFF);
1664 ha
->retry_count
= nv
->retry_count
;
1666 /* Set minimum login_timeout to 4 seconds. */
1667 if (nv
->login_timeout
< ql2xlogintimeout
)
1668 nv
->login_timeout
= ql2xlogintimeout
;
1669 if (nv
->login_timeout
< 4)
1670 nv
->login_timeout
= 4;
1671 ha
->login_timeout
= nv
->login_timeout
;
1672 icb
->login_timeout
= nv
->login_timeout
;
1674 /* Set minimum RATOV to 200 tenths of a second. */
1677 ha
->loop_reset_delay
= nv
->reset_delay
;
1679 /* Link Down Timeout = 0:
1681 * When Port Down timer expires we will start returning
1682 * I/O's to OS with "DID_NO_CONNECT".
1684 * Link Down Timeout != 0:
1686 * The driver waits for the link to come up after link down
1687 * before returning I/Os to OS with "DID_NO_CONNECT".
1689 if (nv
->link_down_timeout
== 0) {
1690 ha
->loop_down_abort_time
=
1691 (LOOP_DOWN_TIME
- LOOP_DOWN_TIMEOUT
);
1693 ha
->link_down_timeout
= nv
->link_down_timeout
;
1694 ha
->loop_down_abort_time
=
1695 (LOOP_DOWN_TIME
- ha
->link_down_timeout
);
1699 * Need enough time to try and get the port back.
1701 ha
->port_down_retry_count
= nv
->port_down_retry_count
;
1702 if (qlport_down_retry
)
1703 ha
->port_down_retry_count
= qlport_down_retry
;
1704 /* Set login_retry_count */
1705 ha
->login_retry_count
= nv
->retry_count
;
1706 if (ha
->port_down_retry_count
== nv
->port_down_retry_count
&&
1707 ha
->port_down_retry_count
> 3)
1708 ha
->login_retry_count
= ha
->port_down_retry_count
;
1709 else if (ha
->port_down_retry_count
> (int)ha
->login_retry_count
)
1710 ha
->login_retry_count
= ha
->port_down_retry_count
;
1711 if (ql2xloginretrycount
)
1712 ha
->login_retry_count
= ql2xloginretrycount
;
1714 icb
->lun_enables
= __constant_cpu_to_le16(0);
1715 icb
->command_resource_count
= 0;
1716 icb
->immediate_notify_resource_count
= 0;
1717 icb
->timeout
= __constant_cpu_to_le16(0);
1719 if (IS_QLA2100(ha
) || IS_QLA2200(ha
)) {
1721 icb
->firmware_options
[0] &= ~BIT_3
;
1722 icb
->add_firmware_options
[0] &=
1723 ~(BIT_3
| BIT_2
| BIT_1
| BIT_0
);
1724 icb
->add_firmware_options
[0] |= BIT_2
;
1725 icb
->response_accumulation_timer
= 3;
1726 icb
->interrupt_delay_timer
= 5;
1728 ha
->flags
.process_response_queue
= 1;
1731 if (!ha
->flags
.init_done
) {
1732 ha
->zio_mode
= icb
->add_firmware_options
[0] &
1733 (BIT_3
| BIT_2
| BIT_1
| BIT_0
);
1734 ha
->zio_timer
= icb
->interrupt_delay_timer
?
1735 icb
->interrupt_delay_timer
: 2;
1737 icb
->add_firmware_options
[0] &=
1738 ~(BIT_3
| BIT_2
| BIT_1
| BIT_0
);
1739 ha
->flags
.process_response_queue
= 0;
1740 if (ha
->zio_mode
!= QLA_ZIO_DISABLED
) {
1741 ha
->zio_mode
= QLA_ZIO_MODE_6
;
1743 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer "
1744 "delay (%d us).\n", ha
->host_no
, ha
->zio_mode
,
1745 ha
->zio_timer
* 100));
1746 qla_printk(KERN_INFO
, ha
,
1747 "ZIO mode %d enabled; timer delay (%d us).\n",
1748 ha
->zio_mode
, ha
->zio_timer
* 100);
1750 icb
->add_firmware_options
[0] |= (uint8_t)ha
->zio_mode
;
1751 icb
->interrupt_delay_timer
= (uint8_t)ha
->zio_timer
;
1752 ha
->flags
.process_response_queue
= 1;
1757 DEBUG2_3(printk(KERN_WARNING
1758 "scsi(%ld): NVRAM configuration failed!\n", ha
->host_no
));
1764 qla2x00_rport_del(void *data
)
1766 fc_port_t
*fcport
= data
;
1767 struct fc_rport
*rport
;
1768 unsigned long flags
;
1770 spin_lock_irqsave(&fcport
->rport_lock
, flags
);
1771 rport
= fcport
->drport
;
1772 fcport
->drport
= NULL
;
1773 spin_unlock_irqrestore(&fcport
->rport_lock
, flags
);
1775 fc_remote_port_delete(rport
);
1779 * qla2x00_alloc_fcport() - Allocate a generic fcport.
1781 * @flags: allocation flags
1783 * Returns a pointer to the allocated fcport, or NULL, if none available.
1786 qla2x00_alloc_fcport(scsi_qla_host_t
*ha
, gfp_t flags
)
1790 fcport
= kmalloc(sizeof(fc_port_t
), flags
);
1794 /* Setup fcport template structure. */
1795 memset(fcport
, 0, sizeof (fc_port_t
));
1797 fcport
->vp_idx
= ha
->vp_idx
;
1798 fcport
->port_type
= FCT_UNKNOWN
;
1799 fcport
->loop_id
= FC_NO_LOOP_ID
;
1800 atomic_set(&fcport
->state
, FCS_UNCONFIGURED
);
1801 fcport
->flags
= FCF_RLC_SUPPORT
;
1802 fcport
->supported_classes
= FC_COS_UNSPECIFIED
;
1803 spin_lock_init(&fcport
->rport_lock
);
1809 * qla2x00_configure_loop
1810 * Updates Fibre Channel Device Database with what is actually on loop.
1813 * ha = adapter block pointer.
1818 * 2 = database was full and device was not configured.
1821 qla2x00_configure_loop(scsi_qla_host_t
*ha
)
1824 unsigned long flags
, save_flags
;
1828 /* Get Initiator ID */
1829 if (test_bit(LOCAL_LOOP_UPDATE
, &ha
->dpc_flags
)) {
1830 rval
= qla2x00_configure_hba(ha
);
1831 if (rval
!= QLA_SUCCESS
) {
1832 DEBUG(printk("scsi(%ld): Unable to configure HBA.\n",
1838 save_flags
= flags
= ha
->dpc_flags
;
1839 DEBUG(printk("scsi(%ld): Configure loop -- dpc flags =0x%lx\n",
1840 ha
->host_no
, flags
));
1843 * If we have both an RSCN and PORT UPDATE pending then handle them
1844 * both at the same time.
1846 clear_bit(LOCAL_LOOP_UPDATE
, &ha
->dpc_flags
);
1847 clear_bit(RSCN_UPDATE
, &ha
->dpc_flags
);
1849 /* Determine what we need to do */
1850 if (ha
->current_topology
== ISP_CFG_FL
&&
1851 (test_bit(LOCAL_LOOP_UPDATE
, &flags
))) {
1853 ha
->flags
.rscn_queue_overflow
= 1;
1854 set_bit(RSCN_UPDATE
, &flags
);
1856 } else if (ha
->current_topology
== ISP_CFG_F
&&
1857 (test_bit(LOCAL_LOOP_UPDATE
, &flags
))) {
1859 ha
->flags
.rscn_queue_overflow
= 1;
1860 set_bit(RSCN_UPDATE
, &flags
);
1861 clear_bit(LOCAL_LOOP_UPDATE
, &flags
);
1863 } else if (ha
->current_topology
== ISP_CFG_N
) {
1864 clear_bit(RSCN_UPDATE
, &flags
);
1866 } else if (!ha
->flags
.online
||
1867 (test_bit(ABORT_ISP_ACTIVE
, &flags
))) {
1869 ha
->flags
.rscn_queue_overflow
= 1;
1870 set_bit(RSCN_UPDATE
, &flags
);
1871 set_bit(LOCAL_LOOP_UPDATE
, &flags
);
1874 if (test_bit(LOCAL_LOOP_UPDATE
, &flags
)) {
1875 if (test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
)) {
1876 rval
= QLA_FUNCTION_FAILED
;
1878 rval
= qla2x00_configure_local_loop(ha
);
1882 if (rval
== QLA_SUCCESS
&& test_bit(RSCN_UPDATE
, &flags
)) {
1883 if (LOOP_TRANSITION(ha
)) {
1884 rval
= QLA_FUNCTION_FAILED
;
1886 rval
= qla2x00_configure_fabric(ha
);
1890 if (rval
== QLA_SUCCESS
) {
1891 if (atomic_read(&ha
->loop_down_timer
) ||
1892 test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
)) {
1893 rval
= QLA_FUNCTION_FAILED
;
1895 atomic_set(&ha
->loop_state
, LOOP_READY
);
1897 DEBUG(printk("scsi(%ld): LOOP READY\n", ha
->host_no
));
1902 DEBUG2_3(printk("%s(%ld): *** FAILED ***\n",
1903 __func__
, ha
->host_no
));
1905 DEBUG3(printk("%s: exiting normally\n", __func__
));
1908 /* Restore state if a resync event occured during processing */
1909 if (test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
)) {
1910 if (test_bit(LOCAL_LOOP_UPDATE
, &save_flags
))
1911 set_bit(LOCAL_LOOP_UPDATE
, &ha
->dpc_flags
);
1912 if (test_bit(RSCN_UPDATE
, &save_flags
))
1913 set_bit(RSCN_UPDATE
, &ha
->dpc_flags
);
1922 * qla2x00_configure_local_loop
1923 * Updates Fibre Channel Device Database with local loop devices.
1926 * ha = adapter block pointer.
1932 qla2x00_configure_local_loop(scsi_qla_host_t
*ha
)
1937 fc_port_t
*fcport
, *new_fcport
;
1943 uint8_t domain
, area
, al_pa
;
1944 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
1948 entries
= MAX_FIBRE_DEVICES
;
1950 DEBUG3(printk("scsi(%ld): Getting FCAL position map\n", ha
->host_no
));
1951 DEBUG3(qla2x00_get_fcal_position_map(ha
, NULL
));
1953 /* Get list of logged in devices. */
1954 memset(ha
->gid_list
, 0, GID_LIST_SIZE
);
1955 rval
= qla2x00_get_id_list(ha
, ha
->gid_list
, ha
->gid_list_dma
,
1957 if (rval
!= QLA_SUCCESS
)
1958 goto cleanup_allocation
;
1960 DEBUG3(printk("scsi(%ld): Entries in ID list (%d)\n",
1961 ha
->host_no
, entries
));
1962 DEBUG3(qla2x00_dump_buffer((uint8_t *)ha
->gid_list
,
1963 entries
* sizeof(struct gid_list_info
)));
1965 /* Allocate temporary fcport for any new fcports discovered. */
1966 new_fcport
= qla2x00_alloc_fcport(ha
, GFP_KERNEL
);
1967 if (new_fcport
== NULL
) {
1968 rval
= QLA_MEMORY_ALLOC_FAILED
;
1969 goto cleanup_allocation
;
1971 new_fcport
->flags
&= ~FCF_FABRIC_DEVICE
;
1974 * Mark local devices that were present with FCF_DEVICE_LOST for now.
1976 list_for_each_entry(fcport
, &pha
->fcports
, list
) {
1977 if (fcport
->vp_idx
!= ha
->vp_idx
)
1980 if (atomic_read(&fcport
->state
) == FCS_ONLINE
&&
1981 fcport
->port_type
!= FCT_BROADCAST
&&
1982 (fcport
->flags
& FCF_FABRIC_DEVICE
) == 0) {
1984 DEBUG(printk("scsi(%ld): Marking port lost, "
1986 ha
->host_no
, fcport
->loop_id
));
1988 atomic_set(&fcport
->state
, FCS_DEVICE_LOST
);
1989 fcport
->flags
&= ~FCF_FARP_DONE
;
1993 /* Add devices to port list. */
1994 id_iter
= (char *)ha
->gid_list
;
1995 for (index
= 0; index
< entries
; index
++) {
1996 domain
= ((struct gid_list_info
*)id_iter
)->domain
;
1997 area
= ((struct gid_list_info
*)id_iter
)->area
;
1998 al_pa
= ((struct gid_list_info
*)id_iter
)->al_pa
;
1999 if (IS_QLA2100(ha
) || IS_QLA2200(ha
))
2000 loop_id
= (uint16_t)
2001 ((struct gid_list_info
*)id_iter
)->loop_id_2100
;
2003 loop_id
= le16_to_cpu(
2004 ((struct gid_list_info
*)id_iter
)->loop_id
);
2005 id_iter
+= ha
->gid_list_info_size
;
2007 /* Bypass reserved domain fields. */
2008 if ((domain
& 0xf0) == 0xf0)
2011 /* Bypass if not same domain and area of adapter. */
2012 if (area
&& domain
&&
2013 (area
!= ha
->d_id
.b
.area
|| domain
!= ha
->d_id
.b
.domain
))
2016 /* Bypass invalid local loop ID. */
2017 if (loop_id
> LAST_LOCAL_LOOP_ID
)
2020 /* Fill in member data. */
2021 new_fcport
->d_id
.b
.domain
= domain
;
2022 new_fcport
->d_id
.b
.area
= area
;
2023 new_fcport
->d_id
.b
.al_pa
= al_pa
;
2024 new_fcport
->loop_id
= loop_id
;
2025 new_fcport
->vp_idx
= ha
->vp_idx
;
2026 rval2
= qla2x00_get_port_database(ha
, new_fcport
, 0);
2027 if (rval2
!= QLA_SUCCESS
) {
2028 DEBUG2(printk("scsi(%ld): Failed to retrieve fcport "
2029 "information -- get_port_database=%x, "
2031 ha
->host_no
, rval2
, new_fcport
->loop_id
));
2032 DEBUG2(printk("scsi(%ld): Scheduling resync...\n",
2034 set_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
);
2038 /* Check for matching device in port list. */
2041 list_for_each_entry(fcport
, &pha
->fcports
, list
) {
2042 if (fcport
->vp_idx
!= ha
->vp_idx
)
2045 if (memcmp(new_fcport
->port_name
, fcport
->port_name
,
2049 fcport
->flags
&= ~(FCF_FABRIC_DEVICE
|
2050 FCF_PERSISTENT_BOUND
);
2051 fcport
->loop_id
= new_fcport
->loop_id
;
2052 fcport
->port_type
= new_fcport
->port_type
;
2053 fcport
->d_id
.b24
= new_fcport
->d_id
.b24
;
2054 memcpy(fcport
->node_name
, new_fcport
->node_name
,
2062 /* New device, add to fcports list. */
2063 new_fcport
->flags
&= ~FCF_PERSISTENT_BOUND
;
2065 new_fcport
->ha
= ha
;
2066 new_fcport
->vp_idx
= ha
->vp_idx
;
2067 list_add_tail(&new_fcport
->vp_fcport
,
2070 list_add_tail(&new_fcport
->list
, &pha
->fcports
);
2072 /* Allocate a new replacement fcport. */
2073 fcport
= new_fcport
;
2074 new_fcport
= qla2x00_alloc_fcport(ha
, GFP_KERNEL
);
2075 if (new_fcport
== NULL
) {
2076 rval
= QLA_MEMORY_ALLOC_FAILED
;
2077 goto cleanup_allocation
;
2079 new_fcport
->flags
&= ~FCF_FABRIC_DEVICE
;
2082 /* Base iIDMA settings on HBA port speed. */
2083 switch (ha
->link_data_rate
) {
2084 case PORT_SPEED_1GB
:
2085 fcport
->fp_speed
= cpu_to_be16(BIT_15
);
2087 case PORT_SPEED_2GB
:
2088 fcport
->fp_speed
= cpu_to_be16(BIT_14
);
2090 case PORT_SPEED_4GB
:
2091 fcport
->fp_speed
= cpu_to_be16(BIT_13
);
2095 qla2x00_update_fcport(ha
, fcport
);
2103 if (rval
!= QLA_SUCCESS
) {
2104 DEBUG2(printk("scsi(%ld): Configure local loop error exit: "
2105 "rval=%x\n", ha
->host_no
, rval
));
2109 ha
->device_flags
|= DFLG_LOCAL_DEVICES
;
2110 ha
->device_flags
&= ~DFLG_RETRY_LOCAL_DEVICES
;
2117 qla2x00_probe_for_all_luns(scsi_qla_host_t
*ha
)
2121 qla2x00_mark_all_devices_lost(ha
, 0);
2122 list_for_each_entry(fcport
, &ha
->fcports
, list
) {
2123 if (fcport
->port_type
!= FCT_TARGET
)
2126 qla2x00_update_fcport(ha
, fcport
);
2131 qla2x00_iidma_fcport(scsi_qla_host_t
*ha
, fc_port_t
*fcport
)
2133 #define LS_UNKNOWN 2
2134 static char *link_speeds
[5] = { "1", "2", "?", "4" };
2136 uint16_t port_speed
, mb
[6];
2138 if (!IS_IIDMA_CAPABLE(ha
))
2141 switch (be16_to_cpu(fcport
->fp_speed
)) {
2143 port_speed
= PORT_SPEED_1GB
;
2146 port_speed
= PORT_SPEED_2GB
;
2149 port_speed
= PORT_SPEED_4GB
;
2152 DEBUG2(printk("scsi(%ld): %02x%02x%02x%02x%02x%02x%02x%02x -- "
2153 "unsupported FM port operating speed (%04x).\n",
2154 ha
->host_no
, fcport
->port_name
[0], fcport
->port_name
[1],
2155 fcport
->port_name
[2], fcport
->port_name
[3],
2156 fcport
->port_name
[4], fcport
->port_name
[5],
2157 fcport
->port_name
[6], fcport
->port_name
[7],
2158 be16_to_cpu(fcport
->fp_speed
)));
2159 port_speed
= PORT_SPEED_UNKNOWN
;
2162 if (port_speed
== PORT_SPEED_UNKNOWN
)
2165 rval
= qla2x00_set_idma_speed(ha
, fcport
->loop_id
, port_speed
, mb
);
2166 if (rval
!= QLA_SUCCESS
) {
2167 DEBUG2(printk("scsi(%ld): Unable to adjust iIDMA "
2168 "%02x%02x%02x%02x%02x%02x%02x%02x -- %04x %x %04x %04x.\n",
2169 ha
->host_no
, fcport
->port_name
[0], fcport
->port_name
[1],
2170 fcport
->port_name
[2], fcport
->port_name
[3],
2171 fcport
->port_name
[4], fcport
->port_name
[5],
2172 fcport
->port_name
[6], fcport
->port_name
[7], rval
,
2173 port_speed
, mb
[0], mb
[1]));
2175 DEBUG2(qla_printk(KERN_INFO
, ha
,
2176 "iIDMA adjusted to %s GB/s on "
2177 "%02x%02x%02x%02x%02x%02x%02x%02x.\n",
2178 link_speeds
[port_speed
], fcport
->port_name
[0],
2179 fcport
->port_name
[1], fcport
->port_name
[2],
2180 fcport
->port_name
[3], fcport
->port_name
[4],
2181 fcport
->port_name
[5], fcport
->port_name
[6],
2182 fcport
->port_name
[7]));
2187 qla2x00_reg_remote_port(scsi_qla_host_t
*ha
, fc_port_t
*fcport
)
2189 struct fc_rport_identifiers rport_ids
;
2190 struct fc_rport
*rport
;
2191 unsigned long flags
;
2194 qla2x00_rport_del(fcport
);
2198 rport_ids
.node_name
= wwn_to_u64(fcport
->node_name
);
2199 rport_ids
.port_name
= wwn_to_u64(fcport
->port_name
);
2200 rport_ids
.port_id
= fcport
->d_id
.b
.domain
<< 16 |
2201 fcport
->d_id
.b
.area
<< 8 | fcport
->d_id
.b
.al_pa
;
2202 rport_ids
.roles
= FC_RPORT_ROLE_UNKNOWN
;
2203 rport
= fc_remote_port_add(ha
->host
, 0, &rport_ids
);
2205 qla_printk(KERN_WARNING
, ha
,
2206 "Unable to allocate fc remote port!\n");
2209 spin_lock_irqsave(&fcport
->rport_lock
, flags
);
2210 fcport
->rport
= rport
;
2211 *((fc_port_t
**)rport
->dd_data
) = fcport
;
2212 spin_unlock_irqrestore(&fcport
->rport_lock
, flags
);
2214 rport
->supported_classes
= fcport
->supported_classes
;
2216 rport_ids
.roles
= FC_RPORT_ROLE_UNKNOWN
;
2217 if (fcport
->port_type
== FCT_INITIATOR
)
2218 rport_ids
.roles
|= FC_RPORT_ROLE_FCP_INITIATOR
;
2219 if (fcport
->port_type
== FCT_TARGET
)
2220 rport_ids
.roles
|= FC_RPORT_ROLE_FCP_TARGET
;
2221 fc_remote_port_rolechg(rport
, rport_ids
.roles
);
2223 if (rport
->scsi_target_id
!= -1 &&
2224 rport
->scsi_target_id
< ha
->host
->max_id
)
2225 fcport
->os_target_id
= rport
->scsi_target_id
;
2229 * qla2x00_update_fcport
2230 * Updates device on list.
2233 * ha = adapter block pointer.
2234 * fcport = port structure pointer.
2244 qla2x00_update_fcport(scsi_qla_host_t
*ha
, fc_port_t
*fcport
)
2246 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
2249 fcport
->login_retry
= 0;
2250 fcport
->port_login_retry_count
= pha
->port_down_retry_count
*
2252 atomic_set(&fcport
->port_down_timer
, pha
->port_down_retry_count
*
2254 fcport
->flags
&= ~FCF_LOGIN_NEEDED
;
2256 qla2x00_iidma_fcport(ha
, fcport
);
2258 atomic_set(&fcport
->state
, FCS_ONLINE
);
2260 qla2x00_reg_remote_port(ha
, fcport
);
2264 * qla2x00_configure_fabric
2265 * Setup SNS devices with loop ID's.
2268 * ha = adapter block pointer.
2275 qla2x00_configure_fabric(scsi_qla_host_t
*ha
)
2278 fc_port_t
*fcport
, *fcptemp
;
2279 uint16_t next_loopid
;
2280 uint16_t mb
[MAILBOX_REGISTER_COUNT
];
2282 LIST_HEAD(new_fcports
);
2283 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
2285 /* If FL port exists, then SNS is present */
2286 if (IS_FWI2_CAPABLE(ha
))
2287 loop_id
= NPH_F_PORT
;
2289 loop_id
= SNS_FL_PORT
;
2290 rval
= qla2x00_get_port_name(ha
, loop_id
, ha
->fabric_node_name
, 1);
2291 if (rval
!= QLA_SUCCESS
) {
2292 DEBUG2(printk("scsi(%ld): MBC_GET_PORT_NAME Failed, No FL "
2293 "Port\n", ha
->host_no
));
2295 ha
->device_flags
&= ~SWITCH_FOUND
;
2296 return (QLA_SUCCESS
);
2298 ha
->device_flags
|= SWITCH_FOUND
;
2300 /* Mark devices that need re-synchronization. */
2301 rval2
= qla2x00_device_resync(ha
);
2302 if (rval2
== QLA_RSCNS_HANDLED
) {
2303 /* No point doing the scan, just continue. */
2304 return (QLA_SUCCESS
);
2308 if (ql2xfdmienable
&&
2309 test_and_clear_bit(REGISTER_FDMI_NEEDED
, &ha
->dpc_flags
))
2310 qla2x00_fdmi_register(ha
);
2312 /* Ensure we are logged into the SNS. */
2313 if (IS_FWI2_CAPABLE(ha
))
2316 loop_id
= SIMPLE_NAME_SERVER
;
2317 ha
->isp_ops
->fabric_login(ha
, loop_id
, 0xff, 0xff,
2318 0xfc, mb
, BIT_1
| BIT_0
);
2319 if (mb
[0] != MBS_COMMAND_COMPLETE
) {
2320 DEBUG2(qla_printk(KERN_INFO
, ha
,
2321 "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x "
2322 "mb[2]=%x mb[6]=%x mb[7]=%x\n", loop_id
,
2323 mb
[0], mb
[1], mb
[2], mb
[6], mb
[7]));
2324 return (QLA_SUCCESS
);
2327 if (test_and_clear_bit(REGISTER_FC4_NEEDED
, &ha
->dpc_flags
)) {
2328 if (qla2x00_rft_id(ha
)) {
2330 DEBUG2(printk("scsi(%ld): Register FC-4 "
2331 "TYPE failed.\n", ha
->host_no
));
2333 if (qla2x00_rff_id(ha
)) {
2335 DEBUG2(printk("scsi(%ld): Register FC-4 "
2336 "Features failed.\n", ha
->host_no
));
2338 if (qla2x00_rnn_id(ha
)) {
2340 DEBUG2(printk("scsi(%ld): Register Node Name "
2341 "failed.\n", ha
->host_no
));
2342 } else if (qla2x00_rsnn_nn(ha
)) {
2344 DEBUG2(printk("scsi(%ld): Register Symbolic "
2345 "Node Name failed.\n", ha
->host_no
));
2349 rval
= qla2x00_find_all_fabric_devs(ha
, &new_fcports
);
2350 if (rval
!= QLA_SUCCESS
)
2354 * Logout all previous fabric devices marked lost, except
2357 list_for_each_entry(fcport
, &pha
->fcports
, list
) {
2358 if (fcport
->vp_idx
!=ha
->vp_idx
)
2361 if (test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
))
2364 if ((fcport
->flags
& FCF_FABRIC_DEVICE
) == 0)
2367 if (atomic_read(&fcport
->state
) == FCS_DEVICE_LOST
) {
2368 qla2x00_mark_device_lost(ha
, fcport
,
2369 ql2xplogiabsentdevice
, 0);
2370 if (fcport
->loop_id
!= FC_NO_LOOP_ID
&&
2371 (fcport
->flags
& FCF_TAPE_PRESENT
) == 0 &&
2372 fcport
->port_type
!= FCT_INITIATOR
&&
2373 fcport
->port_type
!= FCT_BROADCAST
) {
2374 ha
->isp_ops
->fabric_logout(ha
,
2376 fcport
->d_id
.b
.domain
,
2377 fcport
->d_id
.b
.area
,
2378 fcport
->d_id
.b
.al_pa
);
2379 fcport
->loop_id
= FC_NO_LOOP_ID
;
2384 /* Starting free loop ID. */
2385 next_loopid
= pha
->min_external_loopid
;
2388 * Scan through our port list and login entries that need to be
2391 list_for_each_entry(fcport
, &pha
->fcports
, list
) {
2392 if (fcport
->vp_idx
!= ha
->vp_idx
)
2395 if (atomic_read(&ha
->loop_down_timer
) ||
2396 test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
))
2399 if ((fcport
->flags
& FCF_FABRIC_DEVICE
) == 0 ||
2400 (fcport
->flags
& FCF_LOGIN_NEEDED
) == 0)
2403 if (fcport
->loop_id
== FC_NO_LOOP_ID
) {
2404 fcport
->loop_id
= next_loopid
;
2405 rval
= qla2x00_find_new_loop_id(ha
, fcport
);
2406 if (rval
!= QLA_SUCCESS
) {
2407 /* Ran out of IDs to use */
2411 /* Login and update database */
2412 qla2x00_fabric_dev_login(ha
, fcport
, &next_loopid
);
2415 /* Exit if out of loop IDs. */
2416 if (rval
!= QLA_SUCCESS
) {
2421 * Login and add the new devices to our port list.
2423 list_for_each_entry_safe(fcport
, fcptemp
, &new_fcports
, list
) {
2424 if (atomic_read(&ha
->loop_down_timer
) ||
2425 test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
))
2428 /* Find a new loop ID to use. */
2429 fcport
->loop_id
= next_loopid
;
2430 rval
= qla2x00_find_new_loop_id(ha
, fcport
);
2431 if (rval
!= QLA_SUCCESS
) {
2432 /* Ran out of IDs to use */
2436 /* Login and update database */
2437 qla2x00_fabric_dev_login(ha
, fcport
, &next_loopid
);
2441 fcport
->vp_idx
= ha
->vp_idx
;
2442 list_add_tail(&fcport
->vp_fcport
,
2444 list_move_tail(&fcport
->list
,
2445 &ha
->parent
->fcports
);
2447 list_move_tail(&fcport
->list
, &ha
->fcports
);
2451 /* Free all new device structures not processed. */
2452 list_for_each_entry_safe(fcport
, fcptemp
, &new_fcports
, list
) {
2453 list_del(&fcport
->list
);
2458 DEBUG2(printk("scsi(%ld): Configure fabric error exit: "
2459 "rval=%d\n", ha
->host_no
, rval
));
2467 * qla2x00_find_all_fabric_devs
2470 * ha = adapter block pointer.
2471 * dev = database device entry pointer.
2480 qla2x00_find_all_fabric_devs(scsi_qla_host_t
*ha
, struct list_head
*new_fcports
)
2484 fc_port_t
*fcport
, *new_fcport
, *fcptemp
;
2489 int first_dev
, last_dev
;
2490 port_id_t wrap
, nxt_d_id
;
2494 scsi_qla_host_t
*vha
;
2495 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
2499 /* Try GID_PT to get device list, else GAN. */
2500 swl
= kmalloc(sizeof(sw_info_t
) * MAX_FIBRE_DEVICES
, GFP_ATOMIC
);
2503 DEBUG2(printk("scsi(%ld): GID_PT allocations failed, fallback "
2504 "on GA_NXT\n", ha
->host_no
));
2506 memset(swl
, 0, sizeof(sw_info_t
) * MAX_FIBRE_DEVICES
);
2507 if (qla2x00_gid_pt(ha
, swl
) != QLA_SUCCESS
) {
2510 } else if (qla2x00_gpn_id(ha
, swl
) != QLA_SUCCESS
) {
2513 } else if (qla2x00_gnn_id(ha
, swl
) != QLA_SUCCESS
) {
2516 } else if (qla2x00_gfpn_id(ha
, swl
) == QLA_SUCCESS
) {
2517 qla2x00_gpsc(ha
, swl
);
2522 /* Allocate temporary fcport for any new fcports discovered. */
2523 new_fcport
= qla2x00_alloc_fcport(ha
, GFP_KERNEL
);
2524 if (new_fcport
== NULL
) {
2526 return (QLA_MEMORY_ALLOC_FAILED
);
2528 new_fcport
->flags
|= (FCF_FABRIC_DEVICE
| FCF_LOGIN_NEEDED
);
2529 new_fcport
->vp_idx
= ha
->vp_idx
;
2530 /* Set start port ID scan at adapter ID. */
2534 /* Starting free loop ID. */
2535 loop_id
= pha
->min_external_loopid
;
2536 for (; loop_id
<= ha
->last_loop_id
; loop_id
++) {
2537 if (qla2x00_is_reserved_id(ha
, loop_id
))
2540 if (atomic_read(&ha
->loop_down_timer
) || LOOP_TRANSITION(ha
))
2545 wrap
.b24
= new_fcport
->d_id
.b24
;
2547 new_fcport
->d_id
.b24
= swl
[swl_idx
].d_id
.b24
;
2548 memcpy(new_fcport
->node_name
,
2549 swl
[swl_idx
].node_name
, WWN_SIZE
);
2550 memcpy(new_fcport
->port_name
,
2551 swl
[swl_idx
].port_name
, WWN_SIZE
);
2552 memcpy(new_fcport
->fabric_port_name
,
2553 swl
[swl_idx
].fabric_port_name
, WWN_SIZE
);
2554 new_fcport
->fp_speed
= swl
[swl_idx
].fp_speed
;
2556 if (swl
[swl_idx
].d_id
.b
.rsvd_1
!= 0) {
2562 /* Send GA_NXT to the switch */
2563 rval
= qla2x00_ga_nxt(ha
, new_fcport
);
2564 if (rval
!= QLA_SUCCESS
) {
2565 qla_printk(KERN_WARNING
, ha
,
2566 "SNS scan failed -- assuming zero-entry "
2568 list_for_each_entry_safe(fcport
, fcptemp
,
2569 new_fcports
, list
) {
2570 list_del(&fcport
->list
);
2578 /* If wrap on switch device list, exit. */
2580 wrap
.b24
= new_fcport
->d_id
.b24
;
2582 } else if (new_fcport
->d_id
.b24
== wrap
.b24
) {
2583 DEBUG2(printk("scsi(%ld): device wrap (%02x%02x%02x)\n",
2584 ha
->host_no
, new_fcport
->d_id
.b
.domain
,
2585 new_fcport
->d_id
.b
.area
, new_fcport
->d_id
.b
.al_pa
));
2589 /* Bypass if same physical adapter. */
2590 if (new_fcport
->d_id
.b24
== pha
->d_id
.b24
)
2593 /* Bypass virtual ports of the same host. */
2594 if (pha
->num_vhosts
) {
2595 vp_index
= find_next_bit(
2596 (unsigned long *)pha
->vp_idx_map
,
2597 MAX_MULTI_ID_FABRIC
+ 1, 1);
2599 for (;vp_index
<= MAX_MULTI_ID_FABRIC
;
2600 vp_index
= find_next_bit(
2601 (unsigned long *)pha
->vp_idx_map
,
2602 MAX_MULTI_ID_FABRIC
+ 1, vp_index
+ 1)) {
2605 list_for_each_entry(vha
, &pha
->vp_list
,
2607 if (vp_index
== vha
->vp_idx
) {
2618 new_fcport
->d_id
.b24
== vha
->d_id
.b24
)
2621 if (vp_index
<= MAX_MULTI_ID_FABRIC
)
2625 /* Bypass if same domain and area of adapter. */
2626 if (((new_fcport
->d_id
.b24
& 0xffff00) ==
2627 (ha
->d_id
.b24
& 0xffff00)) && ha
->current_topology
==
2631 /* Bypass reserved domain fields. */
2632 if ((new_fcport
->d_id
.b
.domain
& 0xf0) == 0xf0)
2635 /* Locate matching device in database. */
2637 list_for_each_entry(fcport
, &pha
->fcports
, list
) {
2638 if (new_fcport
->vp_idx
!= fcport
->vp_idx
)
2640 if (memcmp(new_fcport
->port_name
, fcport
->port_name
,
2646 /* Update port state. */
2647 memcpy(fcport
->fabric_port_name
,
2648 new_fcport
->fabric_port_name
, WWN_SIZE
);
2649 fcport
->fp_speed
= new_fcport
->fp_speed
;
2652 * If address the same and state FCS_ONLINE, nothing
2655 if (fcport
->d_id
.b24
== new_fcport
->d_id
.b24
&&
2656 atomic_read(&fcport
->state
) == FCS_ONLINE
) {
2661 * If device was not a fabric device before.
2663 if ((fcport
->flags
& FCF_FABRIC_DEVICE
) == 0) {
2664 fcport
->d_id
.b24
= new_fcport
->d_id
.b24
;
2665 fcport
->loop_id
= FC_NO_LOOP_ID
;
2666 fcport
->flags
|= (FCF_FABRIC_DEVICE
|
2668 fcport
->flags
&= ~FCF_PERSISTENT_BOUND
;
2673 * Port ID changed or device was marked to be updated;
2674 * Log it out if still logged in and mark it for
2677 fcport
->d_id
.b24
= new_fcport
->d_id
.b24
;
2678 fcport
->flags
|= FCF_LOGIN_NEEDED
;
2679 if (fcport
->loop_id
!= FC_NO_LOOP_ID
&&
2680 (fcport
->flags
& FCF_TAPE_PRESENT
) == 0 &&
2681 fcport
->port_type
!= FCT_INITIATOR
&&
2682 fcport
->port_type
!= FCT_BROADCAST
) {
2683 ha
->isp_ops
->fabric_logout(ha
, fcport
->loop_id
,
2684 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
2685 fcport
->d_id
.b
.al_pa
);
2686 fcport
->loop_id
= FC_NO_LOOP_ID
;
2695 /* If device was not in our fcports list, then add it. */
2696 list_add_tail(&new_fcport
->list
, new_fcports
);
2698 /* Allocate a new replacement fcport. */
2699 nxt_d_id
.b24
= new_fcport
->d_id
.b24
;
2700 new_fcport
= qla2x00_alloc_fcport(ha
, GFP_KERNEL
);
2701 if (new_fcport
== NULL
) {
2703 return (QLA_MEMORY_ALLOC_FAILED
);
2705 new_fcport
->flags
|= (FCF_FABRIC_DEVICE
| FCF_LOGIN_NEEDED
);
2706 new_fcport
->d_id
.b24
= nxt_d_id
.b24
;
2707 new_fcport
->vp_idx
= ha
->vp_idx
;
2713 if (!list_empty(new_fcports
))
2714 ha
->device_flags
|= DFLG_FABRIC_DEVICES
;
2720 * qla2x00_find_new_loop_id
2721 * Scan through our port list and find a new usable loop ID.
2724 * ha: adapter state pointer.
2725 * dev: port structure pointer.
2728 * qla2x00 local function return status code.
2734 qla2x00_find_new_loop_id(scsi_qla_host_t
*ha
, fc_port_t
*dev
)
2739 uint16_t first_loop_id
;
2740 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
2744 /* Save starting loop ID. */
2745 first_loop_id
= dev
->loop_id
;
2748 /* Skip loop ID if already used by adapter. */
2749 if (dev
->loop_id
== ha
->loop_id
) {
2753 /* Skip reserved loop IDs. */
2754 while (qla2x00_is_reserved_id(ha
, dev
->loop_id
)) {
2758 /* Reset loop ID if passed the end. */
2759 if (dev
->loop_id
> ha
->last_loop_id
) {
2760 /* first loop ID. */
2761 dev
->loop_id
= ha
->min_external_loopid
;
2764 /* Check for loop ID being already in use. */
2767 list_for_each_entry(fcport
, &pha
->fcports
, list
) {
2768 if (fcport
->loop_id
== dev
->loop_id
&& fcport
!= dev
) {
2769 /* ID possibly in use */
2775 /* If not in use then it is free to use. */
2780 /* ID in use. Try next value. */
2783 /* If wrap around. No free ID to use. */
2784 if (dev
->loop_id
== first_loop_id
) {
2785 dev
->loop_id
= FC_NO_LOOP_ID
;
2786 rval
= QLA_FUNCTION_FAILED
;
2795 * qla2x00_device_resync
2796 * Marks devices in the database that needs resynchronization.
2799 * ha = adapter block pointer.
2805 qla2x00_device_resync(scsi_qla_host_t
*ha
)
2810 uint32_t rscn_entry
;
2811 uint8_t rscn_out_iter
;
2814 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
2816 rval
= QLA_RSCNS_HANDLED
;
2818 while (ha
->rscn_out_ptr
!= ha
->rscn_in_ptr
||
2819 ha
->flags
.rscn_queue_overflow
) {
2821 rscn_entry
= ha
->rscn_queue
[ha
->rscn_out_ptr
];
2822 format
= MSB(MSW(rscn_entry
));
2823 d_id
.b
.domain
= LSB(MSW(rscn_entry
));
2824 d_id
.b
.area
= MSB(LSW(rscn_entry
));
2825 d_id
.b
.al_pa
= LSB(LSW(rscn_entry
));
2827 DEBUG(printk("scsi(%ld): RSCN queue entry[%d] = "
2828 "[%02x/%02x%02x%02x].\n",
2829 ha
->host_no
, ha
->rscn_out_ptr
, format
, d_id
.b
.domain
,
2830 d_id
.b
.area
, d_id
.b
.al_pa
));
2833 if (ha
->rscn_out_ptr
== MAX_RSCN_COUNT
)
2834 ha
->rscn_out_ptr
= 0;
2836 /* Skip duplicate entries. */
2837 for (rscn_out_iter
= ha
->rscn_out_ptr
;
2838 !ha
->flags
.rscn_queue_overflow
&&
2839 rscn_out_iter
!= ha
->rscn_in_ptr
;
2840 rscn_out_iter
= (rscn_out_iter
==
2841 (MAX_RSCN_COUNT
- 1)) ? 0: rscn_out_iter
+ 1) {
2843 if (rscn_entry
!= ha
->rscn_queue
[rscn_out_iter
])
2846 DEBUG(printk("scsi(%ld): Skipping duplicate RSCN queue "
2847 "entry found at [%d].\n", ha
->host_no
,
2850 ha
->rscn_out_ptr
= rscn_out_iter
;
2853 /* Queue overflow, set switch default case. */
2854 if (ha
->flags
.rscn_queue_overflow
) {
2855 DEBUG(printk("scsi(%ld): device_resync: rscn "
2856 "overflow.\n", ha
->host_no
));
2859 ha
->flags
.rscn_queue_overflow
= 0;
2875 ha
->rscn_out_ptr
= ha
->rscn_in_ptr
;
2881 list_for_each_entry(fcport
, &pha
->fcports
, list
) {
2882 if (fcport
->vp_idx
!= ha
->vp_idx
)
2885 if ((fcport
->flags
& FCF_FABRIC_DEVICE
) == 0 ||
2886 (fcport
->d_id
.b24
& mask
) != d_id
.b24
||
2887 fcport
->port_type
== FCT_BROADCAST
)
2890 if (atomic_read(&fcport
->state
) == FCS_ONLINE
) {
2892 fcport
->port_type
!= FCT_INITIATOR
) {
2893 qla2x00_mark_device_lost(ha
, fcport
,
2897 fcport
->flags
&= ~FCF_FARP_DONE
;
2904 * qla2x00_fabric_dev_login
2905 * Login fabric target device and update FC port database.
2908 * ha: adapter state pointer.
2909 * fcport: port structure list pointer.
2910 * next_loopid: contains value of a new loop ID that can be used
2911 * by the next login attempt.
2914 * qla2x00 local function return status code.
2920 qla2x00_fabric_dev_login(scsi_qla_host_t
*ha
, fc_port_t
*fcport
,
2921 uint16_t *next_loopid
)
2930 rval
= qla2x00_fabric_login(ha
, fcport
, next_loopid
);
2931 if (rval
== QLA_SUCCESS
) {
2932 /* Send an ADISC to tape devices.*/
2934 if (fcport
->flags
& FCF_TAPE_PRESENT
)
2936 rval
= qla2x00_get_port_database(ha
, fcport
, opts
);
2937 if (rval
!= QLA_SUCCESS
) {
2938 ha
->isp_ops
->fabric_logout(ha
, fcport
->loop_id
,
2939 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
2940 fcport
->d_id
.b
.al_pa
);
2941 qla2x00_mark_device_lost(ha
, fcport
, 1, 0);
2943 qla2x00_update_fcport(ha
, fcport
);
2951 * qla2x00_fabric_login
2952 * Issue fabric login command.
2955 * ha = adapter block pointer.
2956 * device = pointer to FC device type structure.
2959 * 0 - Login successfully
2961 * 2 - Initiator device
2965 qla2x00_fabric_login(scsi_qla_host_t
*ha
, fc_port_t
*fcport
,
2966 uint16_t *next_loopid
)
2970 uint16_t tmp_loopid
;
2971 uint16_t mb
[MAILBOX_REGISTER_COUNT
];
2977 DEBUG(printk("scsi(%ld): Trying Fabric Login w/loop id 0x%04x "
2978 "for port %02x%02x%02x.\n",
2979 ha
->host_no
, fcport
->loop_id
, fcport
->d_id
.b
.domain
,
2980 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
));
2982 /* Login fcport on switch. */
2983 ha
->isp_ops
->fabric_login(ha
, fcport
->loop_id
,
2984 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
2985 fcport
->d_id
.b
.al_pa
, mb
, BIT_0
);
2986 if (mb
[0] == MBS_PORT_ID_USED
) {
2988 * Device has another loop ID. The firmware team
2989 * recommends the driver perform an implicit login with
2990 * the specified ID again. The ID we just used is save
2991 * here so we return with an ID that can be tried by
2995 tmp_loopid
= fcport
->loop_id
;
2996 fcport
->loop_id
= mb
[1];
2998 DEBUG(printk("Fabric Login: port in use - next "
2999 "loop id=0x%04x, port Id=%02x%02x%02x.\n",
3000 fcport
->loop_id
, fcport
->d_id
.b
.domain
,
3001 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
));
3003 } else if (mb
[0] == MBS_COMMAND_COMPLETE
) {
3008 /* A retry occurred before. */
3009 *next_loopid
= tmp_loopid
;
3012 * No retry occurred before. Just increment the
3013 * ID value for next login.
3015 *next_loopid
= (fcport
->loop_id
+ 1);
3018 if (mb
[1] & BIT_0
) {
3019 fcport
->port_type
= FCT_INITIATOR
;
3021 fcport
->port_type
= FCT_TARGET
;
3022 if (mb
[1] & BIT_1
) {
3023 fcport
->flags
|= FCF_TAPE_PRESENT
;
3028 fcport
->supported_classes
|= FC_COS_CLASS2
;
3030 fcport
->supported_classes
|= FC_COS_CLASS3
;
3034 } else if (mb
[0] == MBS_LOOP_ID_USED
) {
3036 * Loop ID already used, try next loop ID.
3039 rval
= qla2x00_find_new_loop_id(ha
, fcport
);
3040 if (rval
!= QLA_SUCCESS
) {
3041 /* Ran out of loop IDs to use */
3044 } else if (mb
[0] == MBS_COMMAND_ERROR
) {
3046 * Firmware possibly timed out during login. If NO
3047 * retries are left to do then the device is declared
3050 *next_loopid
= fcport
->loop_id
;
3051 ha
->isp_ops
->fabric_logout(ha
, fcport
->loop_id
,
3052 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
3053 fcport
->d_id
.b
.al_pa
);
3054 qla2x00_mark_device_lost(ha
, fcport
, 1, 0);
3060 * unrecoverable / not handled error
3062 DEBUG2(printk("%s(%ld): failed=%x port_id=%02x%02x%02x "
3063 "loop_id=%x jiffies=%lx.\n",
3064 __func__
, ha
->host_no
, mb
[0],
3065 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
3066 fcport
->d_id
.b
.al_pa
, fcport
->loop_id
, jiffies
));
3068 *next_loopid
= fcport
->loop_id
;
3069 ha
->isp_ops
->fabric_logout(ha
, fcport
->loop_id
,
3070 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
3071 fcport
->d_id
.b
.al_pa
);
3072 fcport
->loop_id
= FC_NO_LOOP_ID
;
3073 fcport
->login_retry
= 0;
3084 * qla2x00_local_device_login
3085 * Issue local device login command.
3088 * ha = adapter block pointer.
3089 * loop_id = loop id of device to login to.
3091 * Returns (Where's the #define!!!!):
3092 * 0 - Login successfully
3097 qla2x00_local_device_login(scsi_qla_host_t
*ha
, fc_port_t
*fcport
)
3100 uint16_t mb
[MAILBOX_REGISTER_COUNT
];
3102 memset(mb
, 0, sizeof(mb
));
3103 rval
= qla2x00_login_local_device(ha
, fcport
, mb
, BIT_0
);
3104 if (rval
== QLA_SUCCESS
) {
3105 /* Interrogate mailbox registers for any errors */
3106 if (mb
[0] == MBS_COMMAND_ERROR
)
3108 else if (mb
[0] == MBS_COMMAND_PARAMETER_ERROR
)
3109 /* device not in PCB table */
3117 * qla2x00_loop_resync
3118 * Resync with fibre channel devices.
3121 * ha = adapter block pointer.
3127 qla2x00_loop_resync(scsi_qla_host_t
*ha
)
3134 atomic_set(&ha
->loop_state
, LOOP_UPDATE
);
3135 clear_bit(ISP_ABORT_RETRY
, &ha
->dpc_flags
);
3136 if (ha
->flags
.online
) {
3137 if (!(rval
= qla2x00_fw_ready(ha
))) {
3138 /* Wait at most MAX_TARGET RSCNs for a stable link. */
3141 atomic_set(&ha
->loop_state
, LOOP_UPDATE
);
3143 /* Issue a marker after FW becomes ready. */
3144 qla2x00_marker(ha
, 0, 0, MK_SYNC_ALL
);
3145 ha
->marker_needed
= 0;
3147 /* Remap devices on Loop. */
3148 clear_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
);
3150 qla2x00_configure_loop(ha
);
3152 } while (!atomic_read(&ha
->loop_down_timer
) &&
3153 !(test_bit(ISP_ABORT_NEEDED
, &ha
->dpc_flags
)) &&
3155 (test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
)));
3159 if (test_bit(ISP_ABORT_NEEDED
, &ha
->dpc_flags
)) {
3160 return (QLA_FUNCTION_FAILED
);
3164 DEBUG2_3(printk("%s(): **** FAILED ****\n", __func__
));
3171 qla2x00_rescan_fcports(scsi_qla_host_t
*ha
)
3177 list_for_each_entry(fcport
, &ha
->fcports
, list
) {
3178 if ((fcport
->flags
& FCF_RESCAN_NEEDED
) == 0)
3181 qla2x00_update_fcport(ha
, fcport
);
3182 fcport
->flags
&= ~FCF_RESCAN_NEEDED
;
3186 qla2x00_probe_for_all_luns(ha
);
3190 qla2x00_update_fcports(scsi_qla_host_t
*ha
)
3194 /* Go with deferred removal of rport references. */
3195 list_for_each_entry(fcport
, &ha
->fcports
, list
)
3197 qla2x00_rport_del(fcport
);
3202 * Resets ISP and aborts all outstanding commands.
3205 * ha = adapter block pointer.
3211 qla2x00_abort_isp(scsi_qla_host_t
*ha
)
3214 unsigned long flags
= 0;
3219 if (ha
->flags
.online
) {
3220 ha
->flags
.online
= 0;
3221 clear_bit(ISP_ABORT_NEEDED
, &ha
->dpc_flags
);
3223 qla_printk(KERN_INFO
, ha
,
3224 "Performing ISP error recovery - ha= %p.\n", ha
);
3225 ha
->isp_ops
->reset_chip(ha
);
3227 atomic_set(&ha
->loop_down_timer
, LOOP_DOWN_TIME
);
3228 if (atomic_read(&ha
->loop_state
) != LOOP_DOWN
) {
3229 atomic_set(&ha
->loop_state
, LOOP_DOWN
);
3230 qla2x00_mark_all_devices_lost(ha
, 0);
3232 if (!atomic_read(&ha
->loop_down_timer
))
3233 atomic_set(&ha
->loop_down_timer
,
3237 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
3238 /* Requeue all commands in outstanding command list. */
3239 for (cnt
= 1; cnt
< MAX_OUTSTANDING_COMMANDS
; cnt
++) {
3240 sp
= ha
->outstanding_cmds
[cnt
];
3242 ha
->outstanding_cmds
[cnt
] = NULL
;
3244 sp
->cmd
->result
= DID_RESET
<< 16;
3245 sp
->cmd
->host_scribble
= (unsigned char *)NULL
;
3246 qla2x00_sp_compl(ha
, sp
);
3249 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3251 ha
->isp_ops
->get_flash_version(ha
, ha
->request_ring
);
3253 ha
->isp_ops
->nvram_config(ha
);
3255 if (!qla2x00_restart_isp(ha
)) {
3256 clear_bit(RESET_MARKER_NEEDED
, &ha
->dpc_flags
);
3258 if (!atomic_read(&ha
->loop_down_timer
)) {
3260 * Issue marker command only when we are going
3261 * to start the I/O .
3263 ha
->marker_needed
= 1;
3266 ha
->flags
.online
= 1;
3268 ha
->isp_ops
->enable_intrs(ha
);
3270 ha
->isp_abort_cnt
= 0;
3271 clear_bit(ISP_ABORT_RETRY
, &ha
->dpc_flags
);
3274 rval
= qla2x00_trace_control(ha
, TC_ENABLE
,
3275 ha
->eft_dma
, EFT_NUM_BUFFERS
);
3277 qla_printk(KERN_WARNING
, ha
,
3278 "Unable to reinitialize EFT "
3282 } else { /* failed the ISP abort */
3283 ha
->flags
.online
= 1;
3284 if (test_bit(ISP_ABORT_RETRY
, &ha
->dpc_flags
)) {
3285 if (ha
->isp_abort_cnt
== 0) {
3286 qla_printk(KERN_WARNING
, ha
,
3287 "ISP error recovery failed - "
3288 "board disabled\n");
3290 * The next call disables the board
3293 ha
->isp_ops
->reset_adapter(ha
);
3294 ha
->flags
.online
= 0;
3295 clear_bit(ISP_ABORT_RETRY
,
3298 } else { /* schedule another ISP abort */
3299 ha
->isp_abort_cnt
--;
3300 DEBUG(printk("qla%ld: ISP abort - "
3301 "retry remaining %d\n",
3302 ha
->host_no
, ha
->isp_abort_cnt
));
3306 ha
->isp_abort_cnt
= MAX_RETRIES_OF_ISP_ABORT
;
3307 DEBUG(printk("qla2x00(%ld): ISP error recovery "
3308 "- retrying (%d) more times\n",
3309 ha
->host_no
, ha
->isp_abort_cnt
));
3310 set_bit(ISP_ABORT_RETRY
, &ha
->dpc_flags
);
3318 qla_printk(KERN_INFO
, ha
,
3319 "qla2x00_abort_isp: **** FAILED ****\n");
3321 DEBUG(printk(KERN_INFO
3322 "qla2x00_abort_isp(%ld): exiting.\n",
3330 * qla2x00_restart_isp
3331 * restarts the ISP after a reset
3334 * ha = adapter block pointer.
3340 qla2x00_restart_isp(scsi_qla_host_t
*ha
)
3343 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
3344 unsigned long flags
= 0;
3347 /* If firmware needs to be loaded */
3348 if (qla2x00_isp_firmware(ha
)) {
3349 ha
->flags
.online
= 0;
3350 if (!(status
= ha
->isp_ops
->chip_diag(ha
))) {
3351 if (IS_QLA2100(ha
) || IS_QLA2200(ha
)) {
3352 status
= qla2x00_setup_chip(ha
);
3356 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
3358 if (!IS_QLA24XX(ha
) && !IS_QLA54XX(ha
)) {
3360 * Disable SRAM, Instruction RAM and GP RAM
3363 WRT_REG_WORD(®
->hccr
,
3364 (HCCR_ENABLE_PARITY
+ 0x0));
3365 RD_REG_WORD(®
->hccr
);
3368 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3370 status
= qla2x00_setup_chip(ha
);
3372 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
3374 if (!IS_QLA24XX(ha
) && !IS_QLA54XX(ha
)) {
3375 /* Enable proper parity */
3378 WRT_REG_WORD(®
->hccr
,
3379 (HCCR_ENABLE_PARITY
+ 0x1));
3382 * SRAM, Instruction RAM and GP RAM
3385 WRT_REG_WORD(®
->hccr
,
3386 (HCCR_ENABLE_PARITY
+ 0x7));
3387 RD_REG_WORD(®
->hccr
);
3390 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3395 if (!status
&& !(status
= qla2x00_init_rings(ha
))) {
3396 clear_bit(RESET_MARKER_NEEDED
, &ha
->dpc_flags
);
3397 if (!(status
= qla2x00_fw_ready(ha
))) {
3398 DEBUG(printk("%s(): Start configure loop, "
3399 "status = %d\n", __func__
, status
));
3401 /* Issue a marker after FW becomes ready. */
3402 qla2x00_marker(ha
, 0, 0, MK_SYNC_ALL
);
3404 ha
->flags
.online
= 1;
3405 /* Wait at most MAX_TARGET RSCNs for a stable link. */
3408 clear_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
);
3409 qla2x00_configure_loop(ha
);
3411 } while (!atomic_read(&ha
->loop_down_timer
) &&
3412 !(test_bit(ISP_ABORT_NEEDED
, &ha
->dpc_flags
)) &&
3414 (test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
)));
3417 /* if no cable then assume it's good */
3418 if ((ha
->device_flags
& DFLG_NO_CABLE
))
3421 DEBUG(printk("%s(): Configure loop done, status = 0x%x\n",
3429 * qla2x00_reset_adapter
3433 * ha = adapter block pointer.
3436 qla2x00_reset_adapter(scsi_qla_host_t
*ha
)
3438 unsigned long flags
= 0;
3439 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
3441 ha
->flags
.online
= 0;
3442 ha
->isp_ops
->disable_intrs(ha
);
3444 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
3445 WRT_REG_WORD(®
->hccr
, HCCR_RESET_RISC
);
3446 RD_REG_WORD(®
->hccr
); /* PCI Posting. */
3447 WRT_REG_WORD(®
->hccr
, HCCR_RELEASE_RISC
);
3448 RD_REG_WORD(®
->hccr
); /* PCI Posting. */
3449 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3453 qla24xx_reset_adapter(scsi_qla_host_t
*ha
)
3455 unsigned long flags
= 0;
3456 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
3458 ha
->flags
.online
= 0;
3459 ha
->isp_ops
->disable_intrs(ha
);
3461 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
3462 WRT_REG_DWORD(®
->hccr
, HCCRX_SET_RISC_RESET
);
3463 RD_REG_DWORD(®
->hccr
);
3464 WRT_REG_DWORD(®
->hccr
, HCCRX_REL_RISC_PAUSE
);
3465 RD_REG_DWORD(®
->hccr
);
3466 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3469 /* On sparc systems, obtain port and node WWN from firmware
3472 static void qla24xx_nvram_wwn_from_ofw(scsi_qla_host_t
*ha
, struct nvram_24xx
*nv
)
3475 struct pci_dev
*pdev
= ha
->pdev
;
3476 struct device_node
*dp
= pci_device_to_OF_node(pdev
);
3480 val
= of_get_property(dp
, "port-wwn", &len
);
3481 if (val
&& len
>= WWN_SIZE
)
3482 memcpy(nv
->port_name
, val
, WWN_SIZE
);
3484 val
= of_get_property(dp
, "node-wwn", &len
);
3485 if (val
&& len
>= WWN_SIZE
)
3486 memcpy(nv
->node_name
, val
, WWN_SIZE
);
3491 qla24xx_nvram_config(scsi_qla_host_t
*ha
)
3494 struct init_cb_24xx
*icb
;
3495 struct nvram_24xx
*nv
;
3497 uint8_t *dptr1
, *dptr2
;
3502 icb
= (struct init_cb_24xx
*)ha
->init_cb
;
3503 nv
= (struct nvram_24xx
*)ha
->request_ring
;
3505 /* Determine NVRAM starting address. */
3506 ha
->nvram_size
= sizeof(struct nvram_24xx
);
3507 ha
->nvram_base
= FA_NVRAM_FUNC0_ADDR
;
3508 ha
->vpd_size
= FA_NVRAM_VPD_SIZE
;
3509 ha
->vpd_base
= FA_NVRAM_VPD0_ADDR
;
3510 if (PCI_FUNC(ha
->pdev
->devfn
)) {
3511 ha
->nvram_base
= FA_NVRAM_FUNC1_ADDR
;
3512 ha
->vpd_base
= FA_NVRAM_VPD1_ADDR
;
3515 /* Get NVRAM data and calculate checksum. */
3516 dptr
= (uint32_t *)nv
;
3517 ha
->isp_ops
->read_nvram(ha
, (uint8_t *)dptr
, ha
->nvram_base
,
3519 for (cnt
= 0, chksum
= 0; cnt
< ha
->nvram_size
>> 2; cnt
++)
3520 chksum
+= le32_to_cpu(*dptr
++);
3522 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", ha
->host_no
));
3523 DEBUG5(qla2x00_dump_buffer((uint8_t *)ha
->request_ring
,
3526 /* Bad NVRAM data, set defaults parameters. */
3527 if (chksum
|| nv
->id
[0] != 'I' || nv
->id
[1] != 'S' || nv
->id
[2] != 'P'
3528 || nv
->id
[3] != ' ' ||
3529 nv
->nvram_version
< __constant_cpu_to_le16(ICB_VERSION
)) {
3530 /* Reset NVRAM data. */
3531 qla_printk(KERN_WARNING
, ha
, "Inconsistent NVRAM detected: "
3532 "checksum=0x%x id=%c version=0x%x.\n", chksum
, nv
->id
[0],
3533 le16_to_cpu(nv
->nvram_version
));
3534 qla_printk(KERN_WARNING
, ha
, "Falling back to functioning (yet "
3535 "invalid -- WWPN) defaults.\n");
3538 * Set default initialization control block.
3540 memset(nv
, 0, ha
->nvram_size
);
3541 nv
->nvram_version
= __constant_cpu_to_le16(ICB_VERSION
);
3542 nv
->version
= __constant_cpu_to_le16(ICB_VERSION
);
3543 nv
->frame_payload_size
= __constant_cpu_to_le16(2048);
3544 nv
->execution_throttle
= __constant_cpu_to_le16(0xFFFF);
3545 nv
->exchange_count
= __constant_cpu_to_le16(0);
3546 nv
->hard_address
= __constant_cpu_to_le16(124);
3547 nv
->port_name
[0] = 0x21;
3548 nv
->port_name
[1] = 0x00 + PCI_FUNC(ha
->pdev
->devfn
);
3549 nv
->port_name
[2] = 0x00;
3550 nv
->port_name
[3] = 0xe0;
3551 nv
->port_name
[4] = 0x8b;
3552 nv
->port_name
[5] = 0x1c;
3553 nv
->port_name
[6] = 0x55;
3554 nv
->port_name
[7] = 0x86;
3555 nv
->node_name
[0] = 0x20;
3556 nv
->node_name
[1] = 0x00;
3557 nv
->node_name
[2] = 0x00;
3558 nv
->node_name
[3] = 0xe0;
3559 nv
->node_name
[4] = 0x8b;
3560 nv
->node_name
[5] = 0x1c;
3561 nv
->node_name
[6] = 0x55;
3562 nv
->node_name
[7] = 0x86;
3563 qla24xx_nvram_wwn_from_ofw(ha
, nv
);
3564 nv
->login_retry_count
= __constant_cpu_to_le16(8);
3565 nv
->interrupt_delay_timer
= __constant_cpu_to_le16(0);
3566 nv
->login_timeout
= __constant_cpu_to_le16(0);
3567 nv
->firmware_options_1
=
3568 __constant_cpu_to_le32(BIT_14
|BIT_13
|BIT_2
|BIT_1
);
3569 nv
->firmware_options_2
= __constant_cpu_to_le32(2 << 4);
3570 nv
->firmware_options_2
|= __constant_cpu_to_le32(BIT_12
);
3571 nv
->firmware_options_3
= __constant_cpu_to_le32(2 << 13);
3572 nv
->host_p
= __constant_cpu_to_le32(BIT_11
|BIT_10
);
3573 nv
->efi_parameters
= __constant_cpu_to_le32(0);
3574 nv
->reset_delay
= 5;
3575 nv
->max_luns_per_target
= __constant_cpu_to_le16(128);
3576 nv
->port_down_retry_count
= __constant_cpu_to_le16(30);
3577 nv
->link_down_timeout
= __constant_cpu_to_le16(30);
3582 /* Reset Initialization control block */
3583 memset(icb
, 0, sizeof(struct init_cb_24xx
));
3585 /* Copy 1st segment. */
3586 dptr1
= (uint8_t *)icb
;
3587 dptr2
= (uint8_t *)&nv
->version
;
3588 cnt
= (uint8_t *)&icb
->response_q_inpointer
- (uint8_t *)&icb
->version
;
3590 *dptr1
++ = *dptr2
++;
3592 icb
->login_retry_count
= nv
->login_retry_count
;
3593 icb
->link_down_on_nos
= nv
->link_down_on_nos
;
3595 /* Copy 2nd segment. */
3596 dptr1
= (uint8_t *)&icb
->interrupt_delay_timer
;
3597 dptr2
= (uint8_t *)&nv
->interrupt_delay_timer
;
3598 cnt
= (uint8_t *)&icb
->reserved_3
-
3599 (uint8_t *)&icb
->interrupt_delay_timer
;
3601 *dptr1
++ = *dptr2
++;
3604 * Setup driver NVRAM options.
3606 qla2x00_set_model_info(ha
, nv
->model_name
, sizeof(nv
->model_name
),
3609 /* Use alternate WWN? */
3610 if (nv
->host_p
& __constant_cpu_to_le32(BIT_15
)) {
3611 memcpy(icb
->node_name
, nv
->alternate_node_name
, WWN_SIZE
);
3612 memcpy(icb
->port_name
, nv
->alternate_port_name
, WWN_SIZE
);
3615 /* Prepare nodename */
3616 if ((icb
->firmware_options_1
& __constant_cpu_to_le32(BIT_14
)) == 0) {
3618 * Firmware will apply the following mask if the nodename was
3621 memcpy(icb
->node_name
, icb
->port_name
, WWN_SIZE
);
3622 icb
->node_name
[0] &= 0xF0;
3625 /* Set host adapter parameters. */
3626 ha
->flags
.disable_risc_code_load
= 0;
3627 ha
->flags
.enable_lip_reset
= 0;
3628 ha
->flags
.enable_lip_full_login
=
3629 le32_to_cpu(nv
->host_p
) & BIT_10
? 1: 0;
3630 ha
->flags
.enable_target_reset
=
3631 le32_to_cpu(nv
->host_p
) & BIT_11
? 1: 0;
3632 ha
->flags
.enable_led_scheme
= 0;
3633 ha
->flags
.disable_serdes
= le32_to_cpu(nv
->host_p
) & BIT_5
? 1: 0;
3635 ha
->operating_mode
= (le32_to_cpu(icb
->firmware_options_2
) &
3636 (BIT_6
| BIT_5
| BIT_4
)) >> 4;
3638 memcpy(ha
->fw_seriallink_options24
, nv
->seriallink_options
,
3639 sizeof(ha
->fw_seriallink_options24
));
3641 /* save HBA serial number */
3642 ha
->serial0
= icb
->port_name
[5];
3643 ha
->serial1
= icb
->port_name
[6];
3644 ha
->serial2
= icb
->port_name
[7];
3645 ha
->node_name
= icb
->node_name
;
3646 ha
->port_name
= icb
->port_name
;
3648 icb
->execution_throttle
= __constant_cpu_to_le16(0xFFFF);
3650 ha
->retry_count
= le16_to_cpu(nv
->login_retry_count
);
3652 /* Set minimum login_timeout to 4 seconds. */
3653 if (le16_to_cpu(nv
->login_timeout
) < ql2xlogintimeout
)
3654 nv
->login_timeout
= cpu_to_le16(ql2xlogintimeout
);
3655 if (le16_to_cpu(nv
->login_timeout
) < 4)
3656 nv
->login_timeout
= __constant_cpu_to_le16(4);
3657 ha
->login_timeout
= le16_to_cpu(nv
->login_timeout
);
3658 icb
->login_timeout
= cpu_to_le16(nv
->login_timeout
);
3660 /* Set minimum RATOV to 200 tenths of a second. */
3663 ha
->loop_reset_delay
= nv
->reset_delay
;
3665 /* Link Down Timeout = 0:
3667 * When Port Down timer expires we will start returning
3668 * I/O's to OS with "DID_NO_CONNECT".
3670 * Link Down Timeout != 0:
3672 * The driver waits for the link to come up after link down
3673 * before returning I/Os to OS with "DID_NO_CONNECT".
3675 if (le16_to_cpu(nv
->link_down_timeout
) == 0) {
3676 ha
->loop_down_abort_time
=
3677 (LOOP_DOWN_TIME
- LOOP_DOWN_TIMEOUT
);
3679 ha
->link_down_timeout
= le16_to_cpu(nv
->link_down_timeout
);
3680 ha
->loop_down_abort_time
=
3681 (LOOP_DOWN_TIME
- ha
->link_down_timeout
);
3684 /* Need enough time to try and get the port back. */
3685 ha
->port_down_retry_count
= le16_to_cpu(nv
->port_down_retry_count
);
3686 if (qlport_down_retry
)
3687 ha
->port_down_retry_count
= qlport_down_retry
;
3689 /* Set login_retry_count */
3690 ha
->login_retry_count
= le16_to_cpu(nv
->login_retry_count
);
3691 if (ha
->port_down_retry_count
==
3692 le16_to_cpu(nv
->port_down_retry_count
) &&
3693 ha
->port_down_retry_count
> 3)
3694 ha
->login_retry_count
= ha
->port_down_retry_count
;
3695 else if (ha
->port_down_retry_count
> (int)ha
->login_retry_count
)
3696 ha
->login_retry_count
= ha
->port_down_retry_count
;
3697 if (ql2xloginretrycount
)
3698 ha
->login_retry_count
= ql2xloginretrycount
;
3701 if (!ha
->flags
.init_done
) {
3702 ha
->zio_mode
= le32_to_cpu(icb
->firmware_options_2
) &
3703 (BIT_3
| BIT_2
| BIT_1
| BIT_0
);
3704 ha
->zio_timer
= le16_to_cpu(icb
->interrupt_delay_timer
) ?
3705 le16_to_cpu(icb
->interrupt_delay_timer
): 2;
3707 icb
->firmware_options_2
&= __constant_cpu_to_le32(
3708 ~(BIT_3
| BIT_2
| BIT_1
| BIT_0
));
3709 ha
->flags
.process_response_queue
= 0;
3710 if (ha
->zio_mode
!= QLA_ZIO_DISABLED
) {
3711 ha
->zio_mode
= QLA_ZIO_MODE_6
;
3713 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer delay "
3714 "(%d us).\n", ha
->host_no
, ha
->zio_mode
,
3715 ha
->zio_timer
* 100));
3716 qla_printk(KERN_INFO
, ha
,
3717 "ZIO mode %d enabled; timer delay (%d us).\n",
3718 ha
->zio_mode
, ha
->zio_timer
* 100);
3720 icb
->firmware_options_2
|= cpu_to_le32(
3721 (uint32_t)ha
->zio_mode
);
3722 icb
->interrupt_delay_timer
= cpu_to_le16(ha
->zio_timer
);
3723 ha
->flags
.process_response_queue
= 1;
3727 DEBUG2_3(printk(KERN_WARNING
3728 "scsi(%ld): NVRAM configuration failed!\n", ha
->host_no
));
3734 qla24xx_load_risc_flash(scsi_qla_host_t
*ha
, uint32_t *srisc_addr
)
3737 int segments
, fragment
;
3739 uint32_t *dcode
, dlen
;
3746 segments
= FA_RISC_CODE_SEGMENTS
;
3747 faddr
= FA_RISC_CODE_ADDR
;
3748 dcode
= (uint32_t *)ha
->request_ring
;
3751 /* Validate firmware image by checking version. */
3752 qla24xx_read_flash_data(ha
, dcode
, faddr
+ 4, 4);
3753 for (i
= 0; i
< 4; i
++)
3754 dcode
[i
] = be32_to_cpu(dcode
[i
]);
3755 if ((dcode
[0] == 0xffffffff && dcode
[1] == 0xffffffff &&
3756 dcode
[2] == 0xffffffff && dcode
[3] == 0xffffffff) ||
3757 (dcode
[0] == 0 && dcode
[1] == 0 && dcode
[2] == 0 &&
3759 qla_printk(KERN_WARNING
, ha
,
3760 "Unable to verify integrity of flash firmware image!\n");
3761 qla_printk(KERN_WARNING
, ha
,
3762 "Firmware data: %08x %08x %08x %08x!\n", dcode
[0],
3763 dcode
[1], dcode
[2], dcode
[3]);
3765 return QLA_FUNCTION_FAILED
;
3768 while (segments
&& rval
== QLA_SUCCESS
) {
3769 /* Read segment's load information. */
3770 qla24xx_read_flash_data(ha
, dcode
, faddr
, 4);
3772 risc_addr
= be32_to_cpu(dcode
[2]);
3773 *srisc_addr
= *srisc_addr
== 0 ? risc_addr
: *srisc_addr
;
3774 risc_size
= be32_to_cpu(dcode
[3]);
3777 while (risc_size
> 0 && rval
== QLA_SUCCESS
) {
3778 dlen
= (uint32_t)(ha
->fw_transfer_size
>> 2);
3779 if (dlen
> risc_size
)
3782 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
3783 "addr %x, number of dwords 0x%x, offset 0x%x.\n",
3784 ha
->host_no
, risc_addr
, dlen
, faddr
));
3786 qla24xx_read_flash_data(ha
, dcode
, faddr
, dlen
);
3787 for (i
= 0; i
< dlen
; i
++)
3788 dcode
[i
] = swab32(dcode
[i
]);
3790 rval
= qla2x00_load_ram(ha
, ha
->request_dma
, risc_addr
,
3793 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
3794 "segment %d of firmware\n", ha
->host_no
,
3796 qla_printk(KERN_WARNING
, ha
,
3797 "[ERROR] Failed to load segment %d of "
3798 "firmware\n", fragment
);
3815 #define QLA_FW_URL "ftp://ftp.qlogic.com/outgoing/linux/firmware/"
3818 qla2x00_load_risc(scsi_qla_host_t
*ha
, uint32_t *srisc_addr
)
3822 uint16_t *wcode
, *fwcode
;
3823 uint32_t risc_addr
, risc_size
, fwclen
, wlen
, *seg
;
3824 struct fw_blob
*blob
;
3826 /* Load firmware blob. */
3827 blob
= qla2x00_request_firmware(ha
);
3829 qla_printk(KERN_ERR
, ha
, "Firmware image unavailable.\n");
3830 qla_printk(KERN_ERR
, ha
, "Firmware images can be retrieved "
3831 "from: " QLA_FW_URL
".\n");
3832 return QLA_FUNCTION_FAILED
;
3837 wcode
= (uint16_t *)ha
->request_ring
;
3839 fwcode
= (uint16_t *)blob
->fw
->data
;
3842 /* Validate firmware image by checking version. */
3843 if (blob
->fw
->size
< 8 * sizeof(uint16_t)) {
3844 qla_printk(KERN_WARNING
, ha
,
3845 "Unable to verify integrity of firmware image (%Zd)!\n",
3847 goto fail_fw_integrity
;
3849 for (i
= 0; i
< 4; i
++)
3850 wcode
[i
] = be16_to_cpu(fwcode
[i
+ 4]);
3851 if ((wcode
[0] == 0xffff && wcode
[1] == 0xffff && wcode
[2] == 0xffff &&
3852 wcode
[3] == 0xffff) || (wcode
[0] == 0 && wcode
[1] == 0 &&
3853 wcode
[2] == 0 && wcode
[3] == 0)) {
3854 qla_printk(KERN_WARNING
, ha
,
3855 "Unable to verify integrity of firmware image!\n");
3856 qla_printk(KERN_WARNING
, ha
,
3857 "Firmware data: %04x %04x %04x %04x!\n", wcode
[0],
3858 wcode
[1], wcode
[2], wcode
[3]);
3859 goto fail_fw_integrity
;
3863 while (*seg
&& rval
== QLA_SUCCESS
) {
3865 *srisc_addr
= *srisc_addr
== 0 ? *seg
: *srisc_addr
;
3866 risc_size
= be16_to_cpu(fwcode
[3]);
3868 /* Validate firmware image size. */
3869 fwclen
+= risc_size
* sizeof(uint16_t);
3870 if (blob
->fw
->size
< fwclen
) {
3871 qla_printk(KERN_WARNING
, ha
,
3872 "Unable to verify integrity of firmware image "
3873 "(%Zd)!\n", blob
->fw
->size
);
3874 goto fail_fw_integrity
;
3878 while (risc_size
> 0 && rval
== QLA_SUCCESS
) {
3879 wlen
= (uint16_t)(ha
->fw_transfer_size
>> 1);
3880 if (wlen
> risc_size
)
3883 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
3884 "addr %x, number of words 0x%x.\n", ha
->host_no
,
3887 for (i
= 0; i
< wlen
; i
++)
3888 wcode
[i
] = swab16(fwcode
[i
]);
3890 rval
= qla2x00_load_ram(ha
, ha
->request_dma
, risc_addr
,
3893 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
3894 "segment %d of firmware\n", ha
->host_no
,
3896 qla_printk(KERN_WARNING
, ha
,
3897 "[ERROR] Failed to load segment %d of "
3898 "firmware\n", fragment
);
3914 return QLA_FUNCTION_FAILED
;
3918 qla24xx_load_risc(scsi_qla_host_t
*ha
, uint32_t *srisc_addr
)
3921 int segments
, fragment
;
3922 uint32_t *dcode
, dlen
;
3926 struct fw_blob
*blob
;
3927 uint32_t *fwcode
, fwclen
;
3929 /* Load firmware blob. */
3930 blob
= qla2x00_request_firmware(ha
);
3932 qla_printk(KERN_ERR
, ha
, "Firmware image unavailable.\n");
3933 qla_printk(KERN_ERR
, ha
, "Firmware images can be retrieved "
3934 "from: " QLA_FW_URL
".\n");
3936 /* Try to load RISC code from flash. */
3937 qla_printk(KERN_ERR
, ha
, "Attempting to load (potentially "
3938 "outdated) firmware from flash.\n");
3939 return qla24xx_load_risc_flash(ha
, srisc_addr
);
3944 segments
= FA_RISC_CODE_SEGMENTS
;
3945 dcode
= (uint32_t *)ha
->request_ring
;
3947 fwcode
= (uint32_t *)blob
->fw
->data
;
3950 /* Validate firmware image by checking version. */
3951 if (blob
->fw
->size
< 8 * sizeof(uint32_t)) {
3952 qla_printk(KERN_WARNING
, ha
,
3953 "Unable to verify integrity of firmware image (%Zd)!\n",
3955 goto fail_fw_integrity
;
3957 for (i
= 0; i
< 4; i
++)
3958 dcode
[i
] = be32_to_cpu(fwcode
[i
+ 4]);
3959 if ((dcode
[0] == 0xffffffff && dcode
[1] == 0xffffffff &&
3960 dcode
[2] == 0xffffffff && dcode
[3] == 0xffffffff) ||
3961 (dcode
[0] == 0 && dcode
[1] == 0 && dcode
[2] == 0 &&
3963 qla_printk(KERN_WARNING
, ha
,
3964 "Unable to verify integrity of firmware image!\n");
3965 qla_printk(KERN_WARNING
, ha
,
3966 "Firmware data: %08x %08x %08x %08x!\n", dcode
[0],
3967 dcode
[1], dcode
[2], dcode
[3]);
3968 goto fail_fw_integrity
;
3971 while (segments
&& rval
== QLA_SUCCESS
) {
3972 risc_addr
= be32_to_cpu(fwcode
[2]);
3973 *srisc_addr
= *srisc_addr
== 0 ? risc_addr
: *srisc_addr
;
3974 risc_size
= be32_to_cpu(fwcode
[3]);
3976 /* Validate firmware image size. */
3977 fwclen
+= risc_size
* sizeof(uint32_t);
3978 if (blob
->fw
->size
< fwclen
) {
3979 qla_printk(KERN_WARNING
, ha
,
3980 "Unable to verify integrity of firmware image "
3981 "(%Zd)!\n", blob
->fw
->size
);
3983 goto fail_fw_integrity
;
3987 while (risc_size
> 0 && rval
== QLA_SUCCESS
) {
3988 dlen
= (uint32_t)(ha
->fw_transfer_size
>> 2);
3989 if (dlen
> risc_size
)
3992 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
3993 "addr %x, number of dwords 0x%x.\n", ha
->host_no
,
3996 for (i
= 0; i
< dlen
; i
++)
3997 dcode
[i
] = swab32(fwcode
[i
]);
3999 rval
= qla2x00_load_ram(ha
, ha
->request_dma
, risc_addr
,
4002 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
4003 "segment %d of firmware\n", ha
->host_no
,
4005 qla_printk(KERN_WARNING
, ha
,
4006 "[ERROR] Failed to load segment %d of "
4007 "firmware\n", fragment
);
4023 return QLA_FUNCTION_FAILED
;
4027 qla2x00_try_to_stop_firmware(scsi_qla_host_t
*ha
)
4031 if (!IS_FWI2_CAPABLE(ha
))
4033 if (!ha
->fw_major_version
)
4036 ret
= qla2x00_stop_firmware(ha
);
4037 for (retries
= 5; ret
!= QLA_SUCCESS
&& retries
; retries
--) {
4038 qla2x00_reset_chip(ha
);
4039 if (qla2x00_chip_diag(ha
) != QLA_SUCCESS
)
4041 if (qla2x00_setup_chip(ha
) != QLA_SUCCESS
)
4043 qla_printk(KERN_INFO
, ha
,
4044 "Attempting retry of stop-firmware command...\n");
4045 ret
= qla2x00_stop_firmware(ha
);
4050 qla24xx_configure_vhba(scsi_qla_host_t
*ha
)
4052 int rval
= QLA_SUCCESS
;
4053 uint16_t mb
[MAILBOX_REGISTER_COUNT
];
4058 rval
= qla2x00_fw_ready(ha
);
4059 if (rval
== QLA_SUCCESS
) {
4060 clear_bit(RESET_MARKER_NEEDED
, &ha
->dpc_flags
);
4061 qla2x00_marker(ha
, 0, 0, MK_SYNC_ALL
);
4064 ha
->flags
.management_server_logged_in
= 0;
4066 /* Login to SNS first */
4067 qla24xx_login_fabric(ha
, NPH_SNS
, 0xff, 0xff, 0xfc,
4069 if (mb
[0] != MBS_COMMAND_COMPLETE
) {
4070 DEBUG15(qla_printk(KERN_INFO
, ha
,
4071 "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x "
4072 "mb[2]=%x mb[6]=%x mb[7]=%x\n", NPH_SNS
,
4073 mb
[0], mb
[1], mb
[2], mb
[6], mb
[7]));
4074 return (QLA_FUNCTION_FAILED
);
4077 atomic_set(&ha
->loop_down_timer
, 0);
4078 atomic_set(&ha
->loop_state
, LOOP_UP
);
4079 set_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
);
4080 set_bit(LOCAL_LOOP_UPDATE
, &ha
->dpc_flags
);
4081 rval
= qla2x00_loop_resync(ha
);