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
= ha
->nvram
;
1465 uint8_t *ptr
= ha
->nvram
;
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 *)nv
, ha
->nvram_size
));
1485 /* Bad NVRAM data, set defaults parameters. */
1486 if (chksum
|| nv
->id
[0] != 'I' || nv
->id
[1] != 'S' ||
1487 nv
->id
[2] != 'P' || nv
->id
[3] != ' ' || nv
->nvram_version
< 1) {
1488 /* Reset NVRAM data. */
1489 qla_printk(KERN_WARNING
, ha
, "Inconsistent NVRAM detected: "
1490 "checksum=0x%x id=%c version=0x%x.\n", chksum
, nv
->id
[0],
1492 qla_printk(KERN_WARNING
, ha
, "Falling back to functioning (yet "
1493 "invalid -- WWPN) defaults.\n");
1496 * Set default initialization control block.
1498 memset(nv
, 0, ha
->nvram_size
);
1499 nv
->parameter_block_version
= ICB_VERSION
;
1501 if (IS_QLA23XX(ha
)) {
1502 nv
->firmware_options
[0] = BIT_2
| BIT_1
;
1503 nv
->firmware_options
[1] = BIT_7
| BIT_5
;
1504 nv
->add_firmware_options
[0] = BIT_5
;
1505 nv
->add_firmware_options
[1] = BIT_5
| BIT_4
;
1506 nv
->frame_payload_size
= __constant_cpu_to_le16(2048);
1507 nv
->special_options
[1] = BIT_7
;
1508 } else if (IS_QLA2200(ha
)) {
1509 nv
->firmware_options
[0] = BIT_2
| BIT_1
;
1510 nv
->firmware_options
[1] = BIT_7
| BIT_5
;
1511 nv
->add_firmware_options
[0] = BIT_5
;
1512 nv
->add_firmware_options
[1] = BIT_5
| BIT_4
;
1513 nv
->frame_payload_size
= __constant_cpu_to_le16(1024);
1514 } else if (IS_QLA2100(ha
)) {
1515 nv
->firmware_options
[0] = BIT_3
| BIT_1
;
1516 nv
->firmware_options
[1] = BIT_5
;
1517 nv
->frame_payload_size
= __constant_cpu_to_le16(1024);
1520 nv
->max_iocb_allocation
= __constant_cpu_to_le16(256);
1521 nv
->execution_throttle
= __constant_cpu_to_le16(16);
1522 nv
->retry_count
= 8;
1523 nv
->retry_delay
= 1;
1525 nv
->port_name
[0] = 33;
1526 nv
->port_name
[3] = 224;
1527 nv
->port_name
[4] = 139;
1529 qla2xxx_nvram_wwn_from_ofw(ha
, nv
);
1531 nv
->login_timeout
= 4;
1534 * Set default host adapter parameters
1536 nv
->host_p
[1] = BIT_2
;
1537 nv
->reset_delay
= 5;
1538 nv
->port_down_retry_count
= 8;
1539 nv
->max_luns_per_target
= __constant_cpu_to_le16(8);
1540 nv
->link_down_timeout
= 60;
1545 #if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2)
1547 * The SN2 does not provide BIOS emulation which means you can't change
1548 * potentially bogus BIOS settings. Force the use of default settings
1549 * for link rate and frame size. Hope that the rest of the settings
1552 if (ia64_platform_is("sn2")) {
1553 nv
->frame_payload_size
= __constant_cpu_to_le16(2048);
1555 nv
->special_options
[1] = BIT_7
;
1559 /* Reset Initialization control block */
1560 memset(icb
, 0, ha
->init_cb_size
);
1563 * Setup driver NVRAM options.
1565 nv
->firmware_options
[0] |= (BIT_6
| BIT_1
);
1566 nv
->firmware_options
[0] &= ~(BIT_5
| BIT_4
);
1567 nv
->firmware_options
[1] |= (BIT_5
| BIT_0
);
1568 nv
->firmware_options
[1] &= ~BIT_4
;
1570 if (IS_QLA23XX(ha
)) {
1571 nv
->firmware_options
[0] |= BIT_2
;
1572 nv
->firmware_options
[0] &= ~BIT_3
;
1573 nv
->add_firmware_options
[1] |= BIT_5
| BIT_4
;
1575 if (IS_QLA2300(ha
)) {
1576 if (ha
->fb_rev
== FPM_2310
) {
1577 strcpy(ha
->model_number
, "QLA2310");
1579 strcpy(ha
->model_number
, "QLA2300");
1582 qla2x00_set_model_info(ha
, nv
->model_number
,
1583 sizeof(nv
->model_number
), "QLA23xx");
1585 } else if (IS_QLA2200(ha
)) {
1586 nv
->firmware_options
[0] |= BIT_2
;
1588 * 'Point-to-point preferred, else loop' is not a safe
1589 * connection mode setting.
1591 if ((nv
->add_firmware_options
[0] & (BIT_6
| BIT_5
| BIT_4
)) ==
1593 /* Force 'loop preferred, else point-to-point'. */
1594 nv
->add_firmware_options
[0] &= ~(BIT_6
| BIT_5
| BIT_4
);
1595 nv
->add_firmware_options
[0] |= BIT_5
;
1597 strcpy(ha
->model_number
, "QLA22xx");
1598 } else /*if (IS_QLA2100(ha))*/ {
1599 strcpy(ha
->model_number
, "QLA2100");
1603 * Copy over NVRAM RISC parameter block to initialization control block.
1605 dptr1
= (uint8_t *)icb
;
1606 dptr2
= (uint8_t *)&nv
->parameter_block_version
;
1607 cnt
= (uint8_t *)&icb
->request_q_outpointer
- (uint8_t *)&icb
->version
;
1609 *dptr1
++ = *dptr2
++;
1611 /* Copy 2nd half. */
1612 dptr1
= (uint8_t *)icb
->add_firmware_options
;
1613 cnt
= (uint8_t *)icb
->reserved_3
- (uint8_t *)icb
->add_firmware_options
;
1615 *dptr1
++ = *dptr2
++;
1617 /* Use alternate WWN? */
1618 if (nv
->host_p
[1] & BIT_7
) {
1619 memcpy(icb
->node_name
, nv
->alternate_node_name
, WWN_SIZE
);
1620 memcpy(icb
->port_name
, nv
->alternate_port_name
, WWN_SIZE
);
1623 /* Prepare nodename */
1624 if ((icb
->firmware_options
[1] & BIT_6
) == 0) {
1626 * Firmware will apply the following mask if the nodename was
1629 memcpy(icb
->node_name
, icb
->port_name
, WWN_SIZE
);
1630 icb
->node_name
[0] &= 0xF0;
1634 * Set host adapter parameters.
1636 if (nv
->host_p
[0] & BIT_7
)
1637 ql2xextended_error_logging
= 1;
1638 ha
->flags
.disable_risc_code_load
= ((nv
->host_p
[0] & BIT_4
) ? 1 : 0);
1639 /* Always load RISC code on non ISP2[12]00 chips. */
1640 if (!IS_QLA2100(ha
) && !IS_QLA2200(ha
))
1641 ha
->flags
.disable_risc_code_load
= 0;
1642 ha
->flags
.enable_lip_reset
= ((nv
->host_p
[1] & BIT_1
) ? 1 : 0);
1643 ha
->flags
.enable_lip_full_login
= ((nv
->host_p
[1] & BIT_2
) ? 1 : 0);
1644 ha
->flags
.enable_target_reset
= ((nv
->host_p
[1] & BIT_3
) ? 1 : 0);
1645 ha
->flags
.enable_led_scheme
= (nv
->special_options
[1] & BIT_4
) ? 1 : 0;
1646 ha
->flags
.disable_serdes
= 0;
1648 ha
->operating_mode
=
1649 (icb
->add_firmware_options
[0] & (BIT_6
| BIT_5
| BIT_4
)) >> 4;
1651 memcpy(ha
->fw_seriallink_options
, nv
->seriallink_options
,
1652 sizeof(ha
->fw_seriallink_options
));
1654 /* save HBA serial number */
1655 ha
->serial0
= icb
->port_name
[5];
1656 ha
->serial1
= icb
->port_name
[6];
1657 ha
->serial2
= icb
->port_name
[7];
1658 ha
->node_name
= icb
->node_name
;
1659 ha
->port_name
= icb
->port_name
;
1661 icb
->execution_throttle
= __constant_cpu_to_le16(0xFFFF);
1663 ha
->retry_count
= nv
->retry_count
;
1665 /* Set minimum login_timeout to 4 seconds. */
1666 if (nv
->login_timeout
< ql2xlogintimeout
)
1667 nv
->login_timeout
= ql2xlogintimeout
;
1668 if (nv
->login_timeout
< 4)
1669 nv
->login_timeout
= 4;
1670 ha
->login_timeout
= nv
->login_timeout
;
1671 icb
->login_timeout
= nv
->login_timeout
;
1673 /* Set minimum RATOV to 200 tenths of a second. */
1676 ha
->loop_reset_delay
= nv
->reset_delay
;
1678 /* Link Down Timeout = 0:
1680 * When Port Down timer expires we will start returning
1681 * I/O's to OS with "DID_NO_CONNECT".
1683 * Link Down Timeout != 0:
1685 * The driver waits for the link to come up after link down
1686 * before returning I/Os to OS with "DID_NO_CONNECT".
1688 if (nv
->link_down_timeout
== 0) {
1689 ha
->loop_down_abort_time
=
1690 (LOOP_DOWN_TIME
- LOOP_DOWN_TIMEOUT
);
1692 ha
->link_down_timeout
= nv
->link_down_timeout
;
1693 ha
->loop_down_abort_time
=
1694 (LOOP_DOWN_TIME
- ha
->link_down_timeout
);
1698 * Need enough time to try and get the port back.
1700 ha
->port_down_retry_count
= nv
->port_down_retry_count
;
1701 if (qlport_down_retry
)
1702 ha
->port_down_retry_count
= qlport_down_retry
;
1703 /* Set login_retry_count */
1704 ha
->login_retry_count
= nv
->retry_count
;
1705 if (ha
->port_down_retry_count
== nv
->port_down_retry_count
&&
1706 ha
->port_down_retry_count
> 3)
1707 ha
->login_retry_count
= ha
->port_down_retry_count
;
1708 else if (ha
->port_down_retry_count
> (int)ha
->login_retry_count
)
1709 ha
->login_retry_count
= ha
->port_down_retry_count
;
1710 if (ql2xloginretrycount
)
1711 ha
->login_retry_count
= ql2xloginretrycount
;
1713 icb
->lun_enables
= __constant_cpu_to_le16(0);
1714 icb
->command_resource_count
= 0;
1715 icb
->immediate_notify_resource_count
= 0;
1716 icb
->timeout
= __constant_cpu_to_le16(0);
1718 if (IS_QLA2100(ha
) || IS_QLA2200(ha
)) {
1720 icb
->firmware_options
[0] &= ~BIT_3
;
1721 icb
->add_firmware_options
[0] &=
1722 ~(BIT_3
| BIT_2
| BIT_1
| BIT_0
);
1723 icb
->add_firmware_options
[0] |= BIT_2
;
1724 icb
->response_accumulation_timer
= 3;
1725 icb
->interrupt_delay_timer
= 5;
1727 ha
->flags
.process_response_queue
= 1;
1730 if (!ha
->flags
.init_done
) {
1731 ha
->zio_mode
= icb
->add_firmware_options
[0] &
1732 (BIT_3
| BIT_2
| BIT_1
| BIT_0
);
1733 ha
->zio_timer
= icb
->interrupt_delay_timer
?
1734 icb
->interrupt_delay_timer
: 2;
1736 icb
->add_firmware_options
[0] &=
1737 ~(BIT_3
| BIT_2
| BIT_1
| BIT_0
);
1738 ha
->flags
.process_response_queue
= 0;
1739 if (ha
->zio_mode
!= QLA_ZIO_DISABLED
) {
1740 ha
->zio_mode
= QLA_ZIO_MODE_6
;
1742 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer "
1743 "delay (%d us).\n", ha
->host_no
, ha
->zio_mode
,
1744 ha
->zio_timer
* 100));
1745 qla_printk(KERN_INFO
, ha
,
1746 "ZIO mode %d enabled; timer delay (%d us).\n",
1747 ha
->zio_mode
, ha
->zio_timer
* 100);
1749 icb
->add_firmware_options
[0] |= (uint8_t)ha
->zio_mode
;
1750 icb
->interrupt_delay_timer
= (uint8_t)ha
->zio_timer
;
1751 ha
->flags
.process_response_queue
= 1;
1756 DEBUG2_3(printk(KERN_WARNING
1757 "scsi(%ld): NVRAM configuration failed!\n", ha
->host_no
));
1763 qla2x00_rport_del(void *data
)
1765 fc_port_t
*fcport
= data
;
1766 struct fc_rport
*rport
;
1767 unsigned long flags
;
1769 spin_lock_irqsave(&fcport
->rport_lock
, flags
);
1770 rport
= fcport
->drport
;
1771 fcport
->drport
= NULL
;
1772 spin_unlock_irqrestore(&fcport
->rport_lock
, flags
);
1774 fc_remote_port_delete(rport
);
1778 * qla2x00_alloc_fcport() - Allocate a generic fcport.
1780 * @flags: allocation flags
1782 * Returns a pointer to the allocated fcport, or NULL, if none available.
1785 qla2x00_alloc_fcport(scsi_qla_host_t
*ha
, gfp_t flags
)
1789 fcport
= kmalloc(sizeof(fc_port_t
), flags
);
1793 /* Setup fcport template structure. */
1794 memset(fcport
, 0, sizeof (fc_port_t
));
1796 fcport
->vp_idx
= ha
->vp_idx
;
1797 fcport
->port_type
= FCT_UNKNOWN
;
1798 fcport
->loop_id
= FC_NO_LOOP_ID
;
1799 atomic_set(&fcport
->state
, FCS_UNCONFIGURED
);
1800 fcport
->flags
= FCF_RLC_SUPPORT
;
1801 fcport
->supported_classes
= FC_COS_UNSPECIFIED
;
1802 spin_lock_init(&fcport
->rport_lock
);
1808 * qla2x00_configure_loop
1809 * Updates Fibre Channel Device Database with what is actually on loop.
1812 * ha = adapter block pointer.
1817 * 2 = database was full and device was not configured.
1820 qla2x00_configure_loop(scsi_qla_host_t
*ha
)
1823 unsigned long flags
, save_flags
;
1827 /* Get Initiator ID */
1828 if (test_bit(LOCAL_LOOP_UPDATE
, &ha
->dpc_flags
)) {
1829 rval
= qla2x00_configure_hba(ha
);
1830 if (rval
!= QLA_SUCCESS
) {
1831 DEBUG(printk("scsi(%ld): Unable to configure HBA.\n",
1837 save_flags
= flags
= ha
->dpc_flags
;
1838 DEBUG(printk("scsi(%ld): Configure loop -- dpc flags =0x%lx\n",
1839 ha
->host_no
, flags
));
1842 * If we have both an RSCN and PORT UPDATE pending then handle them
1843 * both at the same time.
1845 clear_bit(LOCAL_LOOP_UPDATE
, &ha
->dpc_flags
);
1846 clear_bit(RSCN_UPDATE
, &ha
->dpc_flags
);
1848 /* Determine what we need to do */
1849 if (ha
->current_topology
== ISP_CFG_FL
&&
1850 (test_bit(LOCAL_LOOP_UPDATE
, &flags
))) {
1852 ha
->flags
.rscn_queue_overflow
= 1;
1853 set_bit(RSCN_UPDATE
, &flags
);
1855 } else if (ha
->current_topology
== ISP_CFG_F
&&
1856 (test_bit(LOCAL_LOOP_UPDATE
, &flags
))) {
1858 ha
->flags
.rscn_queue_overflow
= 1;
1859 set_bit(RSCN_UPDATE
, &flags
);
1860 clear_bit(LOCAL_LOOP_UPDATE
, &flags
);
1862 } else if (ha
->current_topology
== ISP_CFG_N
) {
1863 clear_bit(RSCN_UPDATE
, &flags
);
1865 } else if (!ha
->flags
.online
||
1866 (test_bit(ABORT_ISP_ACTIVE
, &flags
))) {
1868 ha
->flags
.rscn_queue_overflow
= 1;
1869 set_bit(RSCN_UPDATE
, &flags
);
1870 set_bit(LOCAL_LOOP_UPDATE
, &flags
);
1873 if (test_bit(LOCAL_LOOP_UPDATE
, &flags
)) {
1874 if (test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
)) {
1875 rval
= QLA_FUNCTION_FAILED
;
1877 rval
= qla2x00_configure_local_loop(ha
);
1881 if (rval
== QLA_SUCCESS
&& test_bit(RSCN_UPDATE
, &flags
)) {
1882 if (LOOP_TRANSITION(ha
)) {
1883 rval
= QLA_FUNCTION_FAILED
;
1885 rval
= qla2x00_configure_fabric(ha
);
1889 if (rval
== QLA_SUCCESS
) {
1890 if (atomic_read(&ha
->loop_down_timer
) ||
1891 test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
)) {
1892 rval
= QLA_FUNCTION_FAILED
;
1894 atomic_set(&ha
->loop_state
, LOOP_READY
);
1896 DEBUG(printk("scsi(%ld): LOOP READY\n", ha
->host_no
));
1901 DEBUG2_3(printk("%s(%ld): *** FAILED ***\n",
1902 __func__
, ha
->host_no
));
1904 DEBUG3(printk("%s: exiting normally\n", __func__
));
1907 /* Restore state if a resync event occured during processing */
1908 if (test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
)) {
1909 if (test_bit(LOCAL_LOOP_UPDATE
, &save_flags
))
1910 set_bit(LOCAL_LOOP_UPDATE
, &ha
->dpc_flags
);
1911 if (test_bit(RSCN_UPDATE
, &save_flags
))
1912 set_bit(RSCN_UPDATE
, &ha
->dpc_flags
);
1921 * qla2x00_configure_local_loop
1922 * Updates Fibre Channel Device Database with local loop devices.
1925 * ha = adapter block pointer.
1931 qla2x00_configure_local_loop(scsi_qla_host_t
*ha
)
1936 fc_port_t
*fcport
, *new_fcport
;
1942 uint8_t domain
, area
, al_pa
;
1943 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
1947 entries
= MAX_FIBRE_DEVICES
;
1949 DEBUG3(printk("scsi(%ld): Getting FCAL position map\n", ha
->host_no
));
1950 DEBUG3(qla2x00_get_fcal_position_map(ha
, NULL
));
1952 /* Get list of logged in devices. */
1953 memset(ha
->gid_list
, 0, GID_LIST_SIZE
);
1954 rval
= qla2x00_get_id_list(ha
, ha
->gid_list
, ha
->gid_list_dma
,
1956 if (rval
!= QLA_SUCCESS
)
1957 goto cleanup_allocation
;
1959 DEBUG3(printk("scsi(%ld): Entries in ID list (%d)\n",
1960 ha
->host_no
, entries
));
1961 DEBUG3(qla2x00_dump_buffer((uint8_t *)ha
->gid_list
,
1962 entries
* sizeof(struct gid_list_info
)));
1964 /* Allocate temporary fcport for any new fcports discovered. */
1965 new_fcport
= qla2x00_alloc_fcport(ha
, GFP_KERNEL
);
1966 if (new_fcport
== NULL
) {
1967 rval
= QLA_MEMORY_ALLOC_FAILED
;
1968 goto cleanup_allocation
;
1970 new_fcport
->flags
&= ~FCF_FABRIC_DEVICE
;
1973 * Mark local devices that were present with FCF_DEVICE_LOST for now.
1975 list_for_each_entry(fcport
, &pha
->fcports
, list
) {
1976 if (fcport
->vp_idx
!= ha
->vp_idx
)
1979 if (atomic_read(&fcport
->state
) == FCS_ONLINE
&&
1980 fcport
->port_type
!= FCT_BROADCAST
&&
1981 (fcport
->flags
& FCF_FABRIC_DEVICE
) == 0) {
1983 DEBUG(printk("scsi(%ld): Marking port lost, "
1985 ha
->host_no
, fcport
->loop_id
));
1987 atomic_set(&fcport
->state
, FCS_DEVICE_LOST
);
1988 fcport
->flags
&= ~FCF_FARP_DONE
;
1992 /* Add devices to port list. */
1993 id_iter
= (char *)ha
->gid_list
;
1994 for (index
= 0; index
< entries
; index
++) {
1995 domain
= ((struct gid_list_info
*)id_iter
)->domain
;
1996 area
= ((struct gid_list_info
*)id_iter
)->area
;
1997 al_pa
= ((struct gid_list_info
*)id_iter
)->al_pa
;
1998 if (IS_QLA2100(ha
) || IS_QLA2200(ha
))
1999 loop_id
= (uint16_t)
2000 ((struct gid_list_info
*)id_iter
)->loop_id_2100
;
2002 loop_id
= le16_to_cpu(
2003 ((struct gid_list_info
*)id_iter
)->loop_id
);
2004 id_iter
+= ha
->gid_list_info_size
;
2006 /* Bypass reserved domain fields. */
2007 if ((domain
& 0xf0) == 0xf0)
2010 /* Bypass if not same domain and area of adapter. */
2011 if (area
&& domain
&&
2012 (area
!= ha
->d_id
.b
.area
|| domain
!= ha
->d_id
.b
.domain
))
2015 /* Bypass invalid local loop ID. */
2016 if (loop_id
> LAST_LOCAL_LOOP_ID
)
2019 /* Fill in member data. */
2020 new_fcport
->d_id
.b
.domain
= domain
;
2021 new_fcport
->d_id
.b
.area
= area
;
2022 new_fcport
->d_id
.b
.al_pa
= al_pa
;
2023 new_fcport
->loop_id
= loop_id
;
2024 new_fcport
->vp_idx
= ha
->vp_idx
;
2025 rval2
= qla2x00_get_port_database(ha
, new_fcport
, 0);
2026 if (rval2
!= QLA_SUCCESS
) {
2027 DEBUG2(printk("scsi(%ld): Failed to retrieve fcport "
2028 "information -- get_port_database=%x, "
2030 ha
->host_no
, rval2
, new_fcport
->loop_id
));
2031 DEBUG2(printk("scsi(%ld): Scheduling resync...\n",
2033 set_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
);
2037 /* Check for matching device in port list. */
2040 list_for_each_entry(fcport
, &pha
->fcports
, list
) {
2041 if (fcport
->vp_idx
!= ha
->vp_idx
)
2044 if (memcmp(new_fcport
->port_name
, fcport
->port_name
,
2048 fcport
->flags
&= ~(FCF_FABRIC_DEVICE
|
2049 FCF_PERSISTENT_BOUND
);
2050 fcport
->loop_id
= new_fcport
->loop_id
;
2051 fcport
->port_type
= new_fcport
->port_type
;
2052 fcport
->d_id
.b24
= new_fcport
->d_id
.b24
;
2053 memcpy(fcport
->node_name
, new_fcport
->node_name
,
2061 /* New device, add to fcports list. */
2062 new_fcport
->flags
&= ~FCF_PERSISTENT_BOUND
;
2064 new_fcport
->ha
= ha
;
2065 new_fcport
->vp_idx
= ha
->vp_idx
;
2066 list_add_tail(&new_fcport
->vp_fcport
,
2069 list_add_tail(&new_fcport
->list
, &pha
->fcports
);
2071 /* Allocate a new replacement fcport. */
2072 fcport
= new_fcport
;
2073 new_fcport
= qla2x00_alloc_fcport(ha
, GFP_KERNEL
);
2074 if (new_fcport
== NULL
) {
2075 rval
= QLA_MEMORY_ALLOC_FAILED
;
2076 goto cleanup_allocation
;
2078 new_fcport
->flags
&= ~FCF_FABRIC_DEVICE
;
2081 /* Base iIDMA settings on HBA port speed. */
2082 fcport
->fp_speed
= ha
->link_data_rate
;
2084 qla2x00_update_fcport(ha
, fcport
);
2092 if (rval
!= QLA_SUCCESS
) {
2093 DEBUG2(printk("scsi(%ld): Configure local loop error exit: "
2094 "rval=%x\n", ha
->host_no
, rval
));
2098 ha
->device_flags
|= DFLG_LOCAL_DEVICES
;
2099 ha
->device_flags
&= ~DFLG_RETRY_LOCAL_DEVICES
;
2106 qla2x00_probe_for_all_luns(scsi_qla_host_t
*ha
)
2110 qla2x00_mark_all_devices_lost(ha
, 0);
2111 list_for_each_entry(fcport
, &ha
->fcports
, list
) {
2112 if (fcport
->port_type
!= FCT_TARGET
)
2115 qla2x00_update_fcport(ha
, fcport
);
2120 qla2x00_iidma_fcport(scsi_qla_host_t
*ha
, fc_port_t
*fcport
)
2122 #define LS_UNKNOWN 2
2123 static char *link_speeds
[5] = { "1", "2", "?", "4", "8" };
2127 if (!IS_IIDMA_CAPABLE(ha
))
2130 if (fcport
->fp_speed
== PORT_SPEED_UNKNOWN
) {
2131 DEBUG2(printk("scsi(%ld): %02x%02x%02x%02x%02x%02x%02x%02x -- "
2132 "unsupported FM port operating speed.\n",
2133 ha
->host_no
, fcport
->port_name
[0], fcport
->port_name
[1],
2134 fcport
->port_name
[2], fcport
->port_name
[3],
2135 fcport
->port_name
[4], fcport
->port_name
[5],
2136 fcport
->port_name
[6], fcport
->port_name
[7]));
2140 rval
= qla2x00_set_idma_speed(ha
, fcport
->loop_id
, fcport
->fp_speed
,
2142 if (rval
!= QLA_SUCCESS
) {
2143 DEBUG2(printk("scsi(%ld): Unable to adjust iIDMA "
2144 "%02x%02x%02x%02x%02x%02x%02x%02x -- %04x %x %04x %04x.\n",
2145 ha
->host_no
, fcport
->port_name
[0], fcport
->port_name
[1],
2146 fcport
->port_name
[2], fcport
->port_name
[3],
2147 fcport
->port_name
[4], fcport
->port_name
[5],
2148 fcport
->port_name
[6], fcport
->port_name
[7], rval
,
2149 fcport
->fp_speed
, mb
[0], mb
[1]));
2151 DEBUG2(qla_printk(KERN_INFO
, ha
,
2152 "iIDMA adjusted to %s GB/s on "
2153 "%02x%02x%02x%02x%02x%02x%02x%02x.\n",
2154 link_speeds
[fcport
->fp_speed
], fcport
->port_name
[0],
2155 fcport
->port_name
[1], fcport
->port_name
[2],
2156 fcport
->port_name
[3], fcport
->port_name
[4],
2157 fcport
->port_name
[5], fcport
->port_name
[6],
2158 fcport
->port_name
[7]));
2163 qla2x00_reg_remote_port(scsi_qla_host_t
*ha
, fc_port_t
*fcport
)
2165 struct fc_rport_identifiers rport_ids
;
2166 struct fc_rport
*rport
;
2167 unsigned long flags
;
2170 qla2x00_rport_del(fcport
);
2174 rport_ids
.node_name
= wwn_to_u64(fcport
->node_name
);
2175 rport_ids
.port_name
= wwn_to_u64(fcport
->port_name
);
2176 rport_ids
.port_id
= fcport
->d_id
.b
.domain
<< 16 |
2177 fcport
->d_id
.b
.area
<< 8 | fcport
->d_id
.b
.al_pa
;
2178 rport_ids
.roles
= FC_RPORT_ROLE_UNKNOWN
;
2179 rport
= fc_remote_port_add(ha
->host
, 0, &rport_ids
);
2181 qla_printk(KERN_WARNING
, ha
,
2182 "Unable to allocate fc remote port!\n");
2185 spin_lock_irqsave(&fcport
->rport_lock
, flags
);
2186 fcport
->rport
= rport
;
2187 *((fc_port_t
**)rport
->dd_data
) = fcport
;
2188 spin_unlock_irqrestore(&fcport
->rport_lock
, flags
);
2190 rport
->supported_classes
= fcport
->supported_classes
;
2192 rport_ids
.roles
= FC_RPORT_ROLE_UNKNOWN
;
2193 if (fcport
->port_type
== FCT_INITIATOR
)
2194 rport_ids
.roles
|= FC_RPORT_ROLE_FCP_INITIATOR
;
2195 if (fcport
->port_type
== FCT_TARGET
)
2196 rport_ids
.roles
|= FC_RPORT_ROLE_FCP_TARGET
;
2197 fc_remote_port_rolechg(rport
, rport_ids
.roles
);
2199 if (rport
->scsi_target_id
!= -1 &&
2200 rport
->scsi_target_id
< ha
->host
->max_id
)
2201 fcport
->os_target_id
= rport
->scsi_target_id
;
2205 * qla2x00_update_fcport
2206 * Updates device on list.
2209 * ha = adapter block pointer.
2210 * fcport = port structure pointer.
2220 qla2x00_update_fcport(scsi_qla_host_t
*ha
, fc_port_t
*fcport
)
2222 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
2225 fcport
->login_retry
= 0;
2226 fcport
->port_login_retry_count
= pha
->port_down_retry_count
*
2228 atomic_set(&fcport
->port_down_timer
, pha
->port_down_retry_count
*
2230 fcport
->flags
&= ~FCF_LOGIN_NEEDED
;
2232 qla2x00_iidma_fcport(ha
, fcport
);
2234 atomic_set(&fcport
->state
, FCS_ONLINE
);
2236 qla2x00_reg_remote_port(ha
, fcport
);
2240 * qla2x00_configure_fabric
2241 * Setup SNS devices with loop ID's.
2244 * ha = adapter block pointer.
2251 qla2x00_configure_fabric(scsi_qla_host_t
*ha
)
2254 fc_port_t
*fcport
, *fcptemp
;
2255 uint16_t next_loopid
;
2256 uint16_t mb
[MAILBOX_REGISTER_COUNT
];
2258 LIST_HEAD(new_fcports
);
2259 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
2261 /* If FL port exists, then SNS is present */
2262 if (IS_FWI2_CAPABLE(ha
))
2263 loop_id
= NPH_F_PORT
;
2265 loop_id
= SNS_FL_PORT
;
2266 rval
= qla2x00_get_port_name(ha
, loop_id
, ha
->fabric_node_name
, 1);
2267 if (rval
!= QLA_SUCCESS
) {
2268 DEBUG2(printk("scsi(%ld): MBC_GET_PORT_NAME Failed, No FL "
2269 "Port\n", ha
->host_no
));
2271 ha
->device_flags
&= ~SWITCH_FOUND
;
2272 return (QLA_SUCCESS
);
2274 ha
->device_flags
|= SWITCH_FOUND
;
2276 /* Mark devices that need re-synchronization. */
2277 rval2
= qla2x00_device_resync(ha
);
2278 if (rval2
== QLA_RSCNS_HANDLED
) {
2279 /* No point doing the scan, just continue. */
2280 return (QLA_SUCCESS
);
2284 if (ql2xfdmienable
&&
2285 test_and_clear_bit(REGISTER_FDMI_NEEDED
, &ha
->dpc_flags
))
2286 qla2x00_fdmi_register(ha
);
2288 /* Ensure we are logged into the SNS. */
2289 if (IS_FWI2_CAPABLE(ha
))
2292 loop_id
= SIMPLE_NAME_SERVER
;
2293 ha
->isp_ops
->fabric_login(ha
, loop_id
, 0xff, 0xff,
2294 0xfc, mb
, BIT_1
| BIT_0
);
2295 if (mb
[0] != MBS_COMMAND_COMPLETE
) {
2296 DEBUG2(qla_printk(KERN_INFO
, ha
,
2297 "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x "
2298 "mb[2]=%x mb[6]=%x mb[7]=%x\n", loop_id
,
2299 mb
[0], mb
[1], mb
[2], mb
[6], mb
[7]));
2300 return (QLA_SUCCESS
);
2303 if (test_and_clear_bit(REGISTER_FC4_NEEDED
, &ha
->dpc_flags
)) {
2304 if (qla2x00_rft_id(ha
)) {
2306 DEBUG2(printk("scsi(%ld): Register FC-4 "
2307 "TYPE failed.\n", ha
->host_no
));
2309 if (qla2x00_rff_id(ha
)) {
2311 DEBUG2(printk("scsi(%ld): Register FC-4 "
2312 "Features failed.\n", ha
->host_no
));
2314 if (qla2x00_rnn_id(ha
)) {
2316 DEBUG2(printk("scsi(%ld): Register Node Name "
2317 "failed.\n", ha
->host_no
));
2318 } else if (qla2x00_rsnn_nn(ha
)) {
2320 DEBUG2(printk("scsi(%ld): Register Symbolic "
2321 "Node Name failed.\n", ha
->host_no
));
2325 rval
= qla2x00_find_all_fabric_devs(ha
, &new_fcports
);
2326 if (rval
!= QLA_SUCCESS
)
2330 * Logout all previous fabric devices marked lost, except
2333 list_for_each_entry(fcport
, &pha
->fcports
, list
) {
2334 if (fcport
->vp_idx
!=ha
->vp_idx
)
2337 if (test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
))
2340 if ((fcport
->flags
& FCF_FABRIC_DEVICE
) == 0)
2343 if (atomic_read(&fcport
->state
) == FCS_DEVICE_LOST
) {
2344 qla2x00_mark_device_lost(ha
, fcport
,
2345 ql2xplogiabsentdevice
, 0);
2346 if (fcport
->loop_id
!= FC_NO_LOOP_ID
&&
2347 (fcport
->flags
& FCF_TAPE_PRESENT
) == 0 &&
2348 fcport
->port_type
!= FCT_INITIATOR
&&
2349 fcport
->port_type
!= FCT_BROADCAST
) {
2350 ha
->isp_ops
->fabric_logout(ha
,
2352 fcport
->d_id
.b
.domain
,
2353 fcport
->d_id
.b
.area
,
2354 fcport
->d_id
.b
.al_pa
);
2355 fcport
->loop_id
= FC_NO_LOOP_ID
;
2360 /* Starting free loop ID. */
2361 next_loopid
= pha
->min_external_loopid
;
2364 * Scan through our port list and login entries that need to be
2367 list_for_each_entry(fcport
, &pha
->fcports
, list
) {
2368 if (fcport
->vp_idx
!= ha
->vp_idx
)
2371 if (atomic_read(&ha
->loop_down_timer
) ||
2372 test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
))
2375 if ((fcport
->flags
& FCF_FABRIC_DEVICE
) == 0 ||
2376 (fcport
->flags
& FCF_LOGIN_NEEDED
) == 0)
2379 if (fcport
->loop_id
== FC_NO_LOOP_ID
) {
2380 fcport
->loop_id
= next_loopid
;
2381 rval
= qla2x00_find_new_loop_id(ha
, fcport
);
2382 if (rval
!= QLA_SUCCESS
) {
2383 /* Ran out of IDs to use */
2387 /* Login and update database */
2388 qla2x00_fabric_dev_login(ha
, fcport
, &next_loopid
);
2391 /* Exit if out of loop IDs. */
2392 if (rval
!= QLA_SUCCESS
) {
2397 * Login and add the new devices to our port list.
2399 list_for_each_entry_safe(fcport
, fcptemp
, &new_fcports
, list
) {
2400 if (atomic_read(&ha
->loop_down_timer
) ||
2401 test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
))
2404 /* Find a new loop ID to use. */
2405 fcport
->loop_id
= next_loopid
;
2406 rval
= qla2x00_find_new_loop_id(ha
, fcport
);
2407 if (rval
!= QLA_SUCCESS
) {
2408 /* Ran out of IDs to use */
2412 /* Login and update database */
2413 qla2x00_fabric_dev_login(ha
, fcport
, &next_loopid
);
2417 fcport
->vp_idx
= ha
->vp_idx
;
2418 list_add_tail(&fcport
->vp_fcport
,
2420 list_move_tail(&fcport
->list
,
2421 &ha
->parent
->fcports
);
2423 list_move_tail(&fcport
->list
, &ha
->fcports
);
2427 /* Free all new device structures not processed. */
2428 list_for_each_entry_safe(fcport
, fcptemp
, &new_fcports
, list
) {
2429 list_del(&fcport
->list
);
2434 DEBUG2(printk("scsi(%ld): Configure fabric error exit: "
2435 "rval=%d\n", ha
->host_no
, rval
));
2443 * qla2x00_find_all_fabric_devs
2446 * ha = adapter block pointer.
2447 * dev = database device entry pointer.
2456 qla2x00_find_all_fabric_devs(scsi_qla_host_t
*ha
, struct list_head
*new_fcports
)
2460 fc_port_t
*fcport
, *new_fcport
, *fcptemp
;
2465 int first_dev
, last_dev
;
2466 port_id_t wrap
, nxt_d_id
;
2470 scsi_qla_host_t
*vha
;
2471 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
2475 /* Try GID_PT to get device list, else GAN. */
2476 swl
= kmalloc(sizeof(sw_info_t
) * MAX_FIBRE_DEVICES
, GFP_ATOMIC
);
2479 DEBUG2(printk("scsi(%ld): GID_PT allocations failed, fallback "
2480 "on GA_NXT\n", ha
->host_no
));
2482 memset(swl
, 0, sizeof(sw_info_t
) * MAX_FIBRE_DEVICES
);
2483 if (qla2x00_gid_pt(ha
, swl
) != QLA_SUCCESS
) {
2486 } else if (qla2x00_gpn_id(ha
, swl
) != QLA_SUCCESS
) {
2489 } else if (qla2x00_gnn_id(ha
, swl
) != QLA_SUCCESS
) {
2492 } else if (qla2x00_gfpn_id(ha
, swl
) == QLA_SUCCESS
) {
2493 qla2x00_gpsc(ha
, swl
);
2498 /* Allocate temporary fcport for any new fcports discovered. */
2499 new_fcport
= qla2x00_alloc_fcport(ha
, GFP_KERNEL
);
2500 if (new_fcport
== NULL
) {
2502 return (QLA_MEMORY_ALLOC_FAILED
);
2504 new_fcport
->flags
|= (FCF_FABRIC_DEVICE
| FCF_LOGIN_NEEDED
);
2505 new_fcport
->vp_idx
= ha
->vp_idx
;
2506 /* Set start port ID scan at adapter ID. */
2510 /* Starting free loop ID. */
2511 loop_id
= pha
->min_external_loopid
;
2512 for (; loop_id
<= ha
->last_loop_id
; loop_id
++) {
2513 if (qla2x00_is_reserved_id(ha
, loop_id
))
2516 if (atomic_read(&ha
->loop_down_timer
) || LOOP_TRANSITION(ha
))
2521 wrap
.b24
= new_fcport
->d_id
.b24
;
2523 new_fcport
->d_id
.b24
= swl
[swl_idx
].d_id
.b24
;
2524 memcpy(new_fcport
->node_name
,
2525 swl
[swl_idx
].node_name
, WWN_SIZE
);
2526 memcpy(new_fcport
->port_name
,
2527 swl
[swl_idx
].port_name
, WWN_SIZE
);
2528 memcpy(new_fcport
->fabric_port_name
,
2529 swl
[swl_idx
].fabric_port_name
, WWN_SIZE
);
2530 new_fcport
->fp_speed
= swl
[swl_idx
].fp_speed
;
2532 if (swl
[swl_idx
].d_id
.b
.rsvd_1
!= 0) {
2538 /* Send GA_NXT to the switch */
2539 rval
= qla2x00_ga_nxt(ha
, new_fcport
);
2540 if (rval
!= QLA_SUCCESS
) {
2541 qla_printk(KERN_WARNING
, ha
,
2542 "SNS scan failed -- assuming zero-entry "
2544 list_for_each_entry_safe(fcport
, fcptemp
,
2545 new_fcports
, list
) {
2546 list_del(&fcport
->list
);
2554 /* If wrap on switch device list, exit. */
2556 wrap
.b24
= new_fcport
->d_id
.b24
;
2558 } else if (new_fcport
->d_id
.b24
== wrap
.b24
) {
2559 DEBUG2(printk("scsi(%ld): device wrap (%02x%02x%02x)\n",
2560 ha
->host_no
, new_fcport
->d_id
.b
.domain
,
2561 new_fcport
->d_id
.b
.area
, new_fcport
->d_id
.b
.al_pa
));
2565 /* Bypass if same physical adapter. */
2566 if (new_fcport
->d_id
.b24
== pha
->d_id
.b24
)
2569 /* Bypass virtual ports of the same host. */
2570 if (pha
->num_vhosts
) {
2571 vp_index
= find_next_bit(
2572 (unsigned long *)pha
->vp_idx_map
,
2573 MAX_MULTI_ID_FABRIC
+ 1, 1);
2575 for (;vp_index
<= MAX_MULTI_ID_FABRIC
;
2576 vp_index
= find_next_bit(
2577 (unsigned long *)pha
->vp_idx_map
,
2578 MAX_MULTI_ID_FABRIC
+ 1, vp_index
+ 1)) {
2581 list_for_each_entry(vha
, &pha
->vp_list
,
2583 if (vp_index
== vha
->vp_idx
) {
2594 new_fcport
->d_id
.b24
== vha
->d_id
.b24
)
2597 if (vp_index
<= MAX_MULTI_ID_FABRIC
)
2601 /* Bypass if same domain and area of adapter. */
2602 if (((new_fcport
->d_id
.b24
& 0xffff00) ==
2603 (ha
->d_id
.b24
& 0xffff00)) && ha
->current_topology
==
2607 /* Bypass reserved domain fields. */
2608 if ((new_fcport
->d_id
.b
.domain
& 0xf0) == 0xf0)
2611 /* Locate matching device in database. */
2613 list_for_each_entry(fcport
, &pha
->fcports
, list
) {
2614 if (new_fcport
->vp_idx
!= fcport
->vp_idx
)
2616 if (memcmp(new_fcport
->port_name
, fcport
->port_name
,
2622 /* Update port state. */
2623 memcpy(fcport
->fabric_port_name
,
2624 new_fcport
->fabric_port_name
, WWN_SIZE
);
2625 fcport
->fp_speed
= new_fcport
->fp_speed
;
2628 * If address the same and state FCS_ONLINE, nothing
2631 if (fcport
->d_id
.b24
== new_fcport
->d_id
.b24
&&
2632 atomic_read(&fcport
->state
) == FCS_ONLINE
) {
2637 * If device was not a fabric device before.
2639 if ((fcport
->flags
& FCF_FABRIC_DEVICE
) == 0) {
2640 fcport
->d_id
.b24
= new_fcport
->d_id
.b24
;
2641 fcport
->loop_id
= FC_NO_LOOP_ID
;
2642 fcport
->flags
|= (FCF_FABRIC_DEVICE
|
2644 fcport
->flags
&= ~FCF_PERSISTENT_BOUND
;
2649 * Port ID changed or device was marked to be updated;
2650 * Log it out if still logged in and mark it for
2653 fcport
->d_id
.b24
= new_fcport
->d_id
.b24
;
2654 fcport
->flags
|= FCF_LOGIN_NEEDED
;
2655 if (fcport
->loop_id
!= FC_NO_LOOP_ID
&&
2656 (fcport
->flags
& FCF_TAPE_PRESENT
) == 0 &&
2657 fcport
->port_type
!= FCT_INITIATOR
&&
2658 fcport
->port_type
!= FCT_BROADCAST
) {
2659 ha
->isp_ops
->fabric_logout(ha
, fcport
->loop_id
,
2660 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
2661 fcport
->d_id
.b
.al_pa
);
2662 fcport
->loop_id
= FC_NO_LOOP_ID
;
2671 /* If device was not in our fcports list, then add it. */
2672 list_add_tail(&new_fcport
->list
, new_fcports
);
2674 /* Allocate a new replacement fcport. */
2675 nxt_d_id
.b24
= new_fcport
->d_id
.b24
;
2676 new_fcport
= qla2x00_alloc_fcport(ha
, GFP_KERNEL
);
2677 if (new_fcport
== NULL
) {
2679 return (QLA_MEMORY_ALLOC_FAILED
);
2681 new_fcport
->flags
|= (FCF_FABRIC_DEVICE
| FCF_LOGIN_NEEDED
);
2682 new_fcport
->d_id
.b24
= nxt_d_id
.b24
;
2683 new_fcport
->vp_idx
= ha
->vp_idx
;
2689 if (!list_empty(new_fcports
))
2690 ha
->device_flags
|= DFLG_FABRIC_DEVICES
;
2696 * qla2x00_find_new_loop_id
2697 * Scan through our port list and find a new usable loop ID.
2700 * ha: adapter state pointer.
2701 * dev: port structure pointer.
2704 * qla2x00 local function return status code.
2710 qla2x00_find_new_loop_id(scsi_qla_host_t
*ha
, fc_port_t
*dev
)
2715 uint16_t first_loop_id
;
2716 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
2720 /* Save starting loop ID. */
2721 first_loop_id
= dev
->loop_id
;
2724 /* Skip loop ID if already used by adapter. */
2725 if (dev
->loop_id
== ha
->loop_id
) {
2729 /* Skip reserved loop IDs. */
2730 while (qla2x00_is_reserved_id(ha
, dev
->loop_id
)) {
2734 /* Reset loop ID if passed the end. */
2735 if (dev
->loop_id
> ha
->last_loop_id
) {
2736 /* first loop ID. */
2737 dev
->loop_id
= ha
->min_external_loopid
;
2740 /* Check for loop ID being already in use. */
2743 list_for_each_entry(fcport
, &pha
->fcports
, list
) {
2744 if (fcport
->loop_id
== dev
->loop_id
&& fcport
!= dev
) {
2745 /* ID possibly in use */
2751 /* If not in use then it is free to use. */
2756 /* ID in use. Try next value. */
2759 /* If wrap around. No free ID to use. */
2760 if (dev
->loop_id
== first_loop_id
) {
2761 dev
->loop_id
= FC_NO_LOOP_ID
;
2762 rval
= QLA_FUNCTION_FAILED
;
2771 * qla2x00_device_resync
2772 * Marks devices in the database that needs resynchronization.
2775 * ha = adapter block pointer.
2781 qla2x00_device_resync(scsi_qla_host_t
*ha
)
2786 uint32_t rscn_entry
;
2787 uint8_t rscn_out_iter
;
2790 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
2792 rval
= QLA_RSCNS_HANDLED
;
2794 while (ha
->rscn_out_ptr
!= ha
->rscn_in_ptr
||
2795 ha
->flags
.rscn_queue_overflow
) {
2797 rscn_entry
= ha
->rscn_queue
[ha
->rscn_out_ptr
];
2798 format
= MSB(MSW(rscn_entry
));
2799 d_id
.b
.domain
= LSB(MSW(rscn_entry
));
2800 d_id
.b
.area
= MSB(LSW(rscn_entry
));
2801 d_id
.b
.al_pa
= LSB(LSW(rscn_entry
));
2803 DEBUG(printk("scsi(%ld): RSCN queue entry[%d] = "
2804 "[%02x/%02x%02x%02x].\n",
2805 ha
->host_no
, ha
->rscn_out_ptr
, format
, d_id
.b
.domain
,
2806 d_id
.b
.area
, d_id
.b
.al_pa
));
2809 if (ha
->rscn_out_ptr
== MAX_RSCN_COUNT
)
2810 ha
->rscn_out_ptr
= 0;
2812 /* Skip duplicate entries. */
2813 for (rscn_out_iter
= ha
->rscn_out_ptr
;
2814 !ha
->flags
.rscn_queue_overflow
&&
2815 rscn_out_iter
!= ha
->rscn_in_ptr
;
2816 rscn_out_iter
= (rscn_out_iter
==
2817 (MAX_RSCN_COUNT
- 1)) ? 0: rscn_out_iter
+ 1) {
2819 if (rscn_entry
!= ha
->rscn_queue
[rscn_out_iter
])
2822 DEBUG(printk("scsi(%ld): Skipping duplicate RSCN queue "
2823 "entry found at [%d].\n", ha
->host_no
,
2826 ha
->rscn_out_ptr
= rscn_out_iter
;
2829 /* Queue overflow, set switch default case. */
2830 if (ha
->flags
.rscn_queue_overflow
) {
2831 DEBUG(printk("scsi(%ld): device_resync: rscn "
2832 "overflow.\n", ha
->host_no
));
2835 ha
->flags
.rscn_queue_overflow
= 0;
2851 ha
->rscn_out_ptr
= ha
->rscn_in_ptr
;
2857 list_for_each_entry(fcport
, &pha
->fcports
, list
) {
2858 if (fcport
->vp_idx
!= ha
->vp_idx
)
2861 if ((fcport
->flags
& FCF_FABRIC_DEVICE
) == 0 ||
2862 (fcport
->d_id
.b24
& mask
) != d_id
.b24
||
2863 fcport
->port_type
== FCT_BROADCAST
)
2866 if (atomic_read(&fcport
->state
) == FCS_ONLINE
) {
2868 fcport
->port_type
!= FCT_INITIATOR
) {
2869 qla2x00_mark_device_lost(ha
, fcport
,
2873 fcport
->flags
&= ~FCF_FARP_DONE
;
2880 * qla2x00_fabric_dev_login
2881 * Login fabric target device and update FC port database.
2884 * ha: adapter state pointer.
2885 * fcport: port structure list pointer.
2886 * next_loopid: contains value of a new loop ID that can be used
2887 * by the next login attempt.
2890 * qla2x00 local function return status code.
2896 qla2x00_fabric_dev_login(scsi_qla_host_t
*ha
, fc_port_t
*fcport
,
2897 uint16_t *next_loopid
)
2906 rval
= qla2x00_fabric_login(ha
, fcport
, next_loopid
);
2907 if (rval
== QLA_SUCCESS
) {
2908 /* Send an ADISC to tape devices.*/
2910 if (fcport
->flags
& FCF_TAPE_PRESENT
)
2912 rval
= qla2x00_get_port_database(ha
, fcport
, opts
);
2913 if (rval
!= QLA_SUCCESS
) {
2914 ha
->isp_ops
->fabric_logout(ha
, fcport
->loop_id
,
2915 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
2916 fcport
->d_id
.b
.al_pa
);
2917 qla2x00_mark_device_lost(ha
, fcport
, 1, 0);
2919 qla2x00_update_fcport(ha
, fcport
);
2927 * qla2x00_fabric_login
2928 * Issue fabric login command.
2931 * ha = adapter block pointer.
2932 * device = pointer to FC device type structure.
2935 * 0 - Login successfully
2937 * 2 - Initiator device
2941 qla2x00_fabric_login(scsi_qla_host_t
*ha
, fc_port_t
*fcport
,
2942 uint16_t *next_loopid
)
2946 uint16_t tmp_loopid
;
2947 uint16_t mb
[MAILBOX_REGISTER_COUNT
];
2953 DEBUG(printk("scsi(%ld): Trying Fabric Login w/loop id 0x%04x "
2954 "for port %02x%02x%02x.\n",
2955 ha
->host_no
, fcport
->loop_id
, fcport
->d_id
.b
.domain
,
2956 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
));
2958 /* Login fcport on switch. */
2959 ha
->isp_ops
->fabric_login(ha
, fcport
->loop_id
,
2960 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
2961 fcport
->d_id
.b
.al_pa
, mb
, BIT_0
);
2962 if (mb
[0] == MBS_PORT_ID_USED
) {
2964 * Device has another loop ID. The firmware team
2965 * recommends the driver perform an implicit login with
2966 * the specified ID again. The ID we just used is save
2967 * here so we return with an ID that can be tried by
2971 tmp_loopid
= fcport
->loop_id
;
2972 fcport
->loop_id
= mb
[1];
2974 DEBUG(printk("Fabric Login: port in use - next "
2975 "loop id=0x%04x, port Id=%02x%02x%02x.\n",
2976 fcport
->loop_id
, fcport
->d_id
.b
.domain
,
2977 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
));
2979 } else if (mb
[0] == MBS_COMMAND_COMPLETE
) {
2984 /* A retry occurred before. */
2985 *next_loopid
= tmp_loopid
;
2988 * No retry occurred before. Just increment the
2989 * ID value for next login.
2991 *next_loopid
= (fcport
->loop_id
+ 1);
2994 if (mb
[1] & BIT_0
) {
2995 fcport
->port_type
= FCT_INITIATOR
;
2997 fcport
->port_type
= FCT_TARGET
;
2998 if (mb
[1] & BIT_1
) {
2999 fcport
->flags
|= FCF_TAPE_PRESENT
;
3004 fcport
->supported_classes
|= FC_COS_CLASS2
;
3006 fcport
->supported_classes
|= FC_COS_CLASS3
;
3010 } else if (mb
[0] == MBS_LOOP_ID_USED
) {
3012 * Loop ID already used, try next loop ID.
3015 rval
= qla2x00_find_new_loop_id(ha
, fcport
);
3016 if (rval
!= QLA_SUCCESS
) {
3017 /* Ran out of loop IDs to use */
3020 } else if (mb
[0] == MBS_COMMAND_ERROR
) {
3022 * Firmware possibly timed out during login. If NO
3023 * retries are left to do then the device is declared
3026 *next_loopid
= fcport
->loop_id
;
3027 ha
->isp_ops
->fabric_logout(ha
, fcport
->loop_id
,
3028 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
3029 fcport
->d_id
.b
.al_pa
);
3030 qla2x00_mark_device_lost(ha
, fcport
, 1, 0);
3036 * unrecoverable / not handled error
3038 DEBUG2(printk("%s(%ld): failed=%x port_id=%02x%02x%02x "
3039 "loop_id=%x jiffies=%lx.\n",
3040 __func__
, ha
->host_no
, mb
[0],
3041 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
3042 fcport
->d_id
.b
.al_pa
, fcport
->loop_id
, jiffies
));
3044 *next_loopid
= fcport
->loop_id
;
3045 ha
->isp_ops
->fabric_logout(ha
, fcport
->loop_id
,
3046 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
3047 fcport
->d_id
.b
.al_pa
);
3048 fcport
->loop_id
= FC_NO_LOOP_ID
;
3049 fcport
->login_retry
= 0;
3060 * qla2x00_local_device_login
3061 * Issue local device login command.
3064 * ha = adapter block pointer.
3065 * loop_id = loop id of device to login to.
3067 * Returns (Where's the #define!!!!):
3068 * 0 - Login successfully
3073 qla2x00_local_device_login(scsi_qla_host_t
*ha
, fc_port_t
*fcport
)
3076 uint16_t mb
[MAILBOX_REGISTER_COUNT
];
3078 memset(mb
, 0, sizeof(mb
));
3079 rval
= qla2x00_login_local_device(ha
, fcport
, mb
, BIT_0
);
3080 if (rval
== QLA_SUCCESS
) {
3081 /* Interrogate mailbox registers for any errors */
3082 if (mb
[0] == MBS_COMMAND_ERROR
)
3084 else if (mb
[0] == MBS_COMMAND_PARAMETER_ERROR
)
3085 /* device not in PCB table */
3093 * qla2x00_loop_resync
3094 * Resync with fibre channel devices.
3097 * ha = adapter block pointer.
3103 qla2x00_loop_resync(scsi_qla_host_t
*ha
)
3110 atomic_set(&ha
->loop_state
, LOOP_UPDATE
);
3111 clear_bit(ISP_ABORT_RETRY
, &ha
->dpc_flags
);
3112 if (ha
->flags
.online
) {
3113 if (!(rval
= qla2x00_fw_ready(ha
))) {
3114 /* Wait at most MAX_TARGET RSCNs for a stable link. */
3117 atomic_set(&ha
->loop_state
, LOOP_UPDATE
);
3119 /* Issue a marker after FW becomes ready. */
3120 qla2x00_marker(ha
, 0, 0, MK_SYNC_ALL
);
3121 ha
->marker_needed
= 0;
3123 /* Remap devices on Loop. */
3124 clear_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
);
3126 qla2x00_configure_loop(ha
);
3128 } while (!atomic_read(&ha
->loop_down_timer
) &&
3129 !(test_bit(ISP_ABORT_NEEDED
, &ha
->dpc_flags
)) &&
3131 (test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
)));
3135 if (test_bit(ISP_ABORT_NEEDED
, &ha
->dpc_flags
)) {
3136 return (QLA_FUNCTION_FAILED
);
3140 DEBUG2_3(printk("%s(): **** FAILED ****\n", __func__
));
3147 qla2x00_rescan_fcports(scsi_qla_host_t
*ha
)
3153 list_for_each_entry(fcport
, &ha
->fcports
, list
) {
3154 if ((fcport
->flags
& FCF_RESCAN_NEEDED
) == 0)
3157 qla2x00_update_fcport(ha
, fcport
);
3158 fcport
->flags
&= ~FCF_RESCAN_NEEDED
;
3162 qla2x00_probe_for_all_luns(ha
);
3166 qla2x00_update_fcports(scsi_qla_host_t
*ha
)
3170 /* Go with deferred removal of rport references. */
3171 list_for_each_entry(fcport
, &ha
->fcports
, list
)
3173 qla2x00_rport_del(fcport
);
3178 * Resets ISP and aborts all outstanding commands.
3181 * ha = adapter block pointer.
3187 qla2x00_abort_isp(scsi_qla_host_t
*ha
)
3190 unsigned long flags
= 0;
3195 if (ha
->flags
.online
) {
3196 ha
->flags
.online
= 0;
3197 clear_bit(ISP_ABORT_NEEDED
, &ha
->dpc_flags
);
3199 qla_printk(KERN_INFO
, ha
,
3200 "Performing ISP error recovery - ha= %p.\n", ha
);
3201 ha
->isp_ops
->reset_chip(ha
);
3203 atomic_set(&ha
->loop_down_timer
, LOOP_DOWN_TIME
);
3204 if (atomic_read(&ha
->loop_state
) != LOOP_DOWN
) {
3205 atomic_set(&ha
->loop_state
, LOOP_DOWN
);
3206 qla2x00_mark_all_devices_lost(ha
, 0);
3208 if (!atomic_read(&ha
->loop_down_timer
))
3209 atomic_set(&ha
->loop_down_timer
,
3213 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
3214 /* Requeue all commands in outstanding command list. */
3215 for (cnt
= 1; cnt
< MAX_OUTSTANDING_COMMANDS
; cnt
++) {
3216 sp
= ha
->outstanding_cmds
[cnt
];
3218 ha
->outstanding_cmds
[cnt
] = NULL
;
3220 sp
->cmd
->result
= DID_RESET
<< 16;
3221 sp
->cmd
->host_scribble
= (unsigned char *)NULL
;
3222 qla2x00_sp_compl(ha
, sp
);
3225 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3227 ha
->isp_ops
->get_flash_version(ha
, ha
->request_ring
);
3229 ha
->isp_ops
->nvram_config(ha
);
3231 if (!qla2x00_restart_isp(ha
)) {
3232 clear_bit(RESET_MARKER_NEEDED
, &ha
->dpc_flags
);
3234 if (!atomic_read(&ha
->loop_down_timer
)) {
3236 * Issue marker command only when we are going
3237 * to start the I/O .
3239 ha
->marker_needed
= 1;
3242 ha
->flags
.online
= 1;
3244 ha
->isp_ops
->enable_intrs(ha
);
3246 ha
->isp_abort_cnt
= 0;
3247 clear_bit(ISP_ABORT_RETRY
, &ha
->dpc_flags
);
3250 rval
= qla2x00_trace_control(ha
, TC_ENABLE
,
3251 ha
->eft_dma
, EFT_NUM_BUFFERS
);
3253 qla_printk(KERN_WARNING
, ha
,
3254 "Unable to reinitialize EFT "
3258 } else { /* failed the ISP abort */
3259 ha
->flags
.online
= 1;
3260 if (test_bit(ISP_ABORT_RETRY
, &ha
->dpc_flags
)) {
3261 if (ha
->isp_abort_cnt
== 0) {
3262 qla_printk(KERN_WARNING
, ha
,
3263 "ISP error recovery failed - "
3264 "board disabled\n");
3266 * The next call disables the board
3269 ha
->isp_ops
->reset_adapter(ha
);
3270 ha
->flags
.online
= 0;
3271 clear_bit(ISP_ABORT_RETRY
,
3274 } else { /* schedule another ISP abort */
3275 ha
->isp_abort_cnt
--;
3276 DEBUG(printk("qla%ld: ISP abort - "
3277 "retry remaining %d\n",
3278 ha
->host_no
, ha
->isp_abort_cnt
));
3282 ha
->isp_abort_cnt
= MAX_RETRIES_OF_ISP_ABORT
;
3283 DEBUG(printk("qla2x00(%ld): ISP error recovery "
3284 "- retrying (%d) more times\n",
3285 ha
->host_no
, ha
->isp_abort_cnt
));
3286 set_bit(ISP_ABORT_RETRY
, &ha
->dpc_flags
);
3294 qla_printk(KERN_INFO
, ha
,
3295 "qla2x00_abort_isp: **** FAILED ****\n");
3297 DEBUG(printk(KERN_INFO
3298 "qla2x00_abort_isp(%ld): exiting.\n",
3306 * qla2x00_restart_isp
3307 * restarts the ISP after a reset
3310 * ha = adapter block pointer.
3316 qla2x00_restart_isp(scsi_qla_host_t
*ha
)
3319 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
3320 unsigned long flags
= 0;
3323 /* If firmware needs to be loaded */
3324 if (qla2x00_isp_firmware(ha
)) {
3325 ha
->flags
.online
= 0;
3326 if (!(status
= ha
->isp_ops
->chip_diag(ha
))) {
3327 if (IS_QLA2100(ha
) || IS_QLA2200(ha
)) {
3328 status
= qla2x00_setup_chip(ha
);
3332 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
3334 if (!IS_QLA24XX(ha
) && !IS_QLA54XX(ha
) &&
3337 * Disable SRAM, Instruction RAM and GP RAM
3340 WRT_REG_WORD(®
->hccr
,
3341 (HCCR_ENABLE_PARITY
+ 0x0));
3342 RD_REG_WORD(®
->hccr
);
3345 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3347 status
= qla2x00_setup_chip(ha
);
3349 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
3351 if (!IS_QLA24XX(ha
) && !IS_QLA54XX(ha
) &&
3353 /* Enable proper parity */
3356 WRT_REG_WORD(®
->hccr
,
3357 (HCCR_ENABLE_PARITY
+ 0x1));
3360 * SRAM, Instruction RAM and GP RAM
3363 WRT_REG_WORD(®
->hccr
,
3364 (HCCR_ENABLE_PARITY
+ 0x7));
3365 RD_REG_WORD(®
->hccr
);
3368 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3373 if (!status
&& !(status
= qla2x00_init_rings(ha
))) {
3374 clear_bit(RESET_MARKER_NEEDED
, &ha
->dpc_flags
);
3375 if (!(status
= qla2x00_fw_ready(ha
))) {
3376 DEBUG(printk("%s(): Start configure loop, "
3377 "status = %d\n", __func__
, status
));
3379 /* Issue a marker after FW becomes ready. */
3380 qla2x00_marker(ha
, 0, 0, MK_SYNC_ALL
);
3382 ha
->flags
.online
= 1;
3383 /* Wait at most MAX_TARGET RSCNs for a stable link. */
3386 clear_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
);
3387 qla2x00_configure_loop(ha
);
3389 } while (!atomic_read(&ha
->loop_down_timer
) &&
3390 !(test_bit(ISP_ABORT_NEEDED
, &ha
->dpc_flags
)) &&
3392 (test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
)));
3395 /* if no cable then assume it's good */
3396 if ((ha
->device_flags
& DFLG_NO_CABLE
))
3399 DEBUG(printk("%s(): Configure loop done, status = 0x%x\n",
3407 * qla2x00_reset_adapter
3411 * ha = adapter block pointer.
3414 qla2x00_reset_adapter(scsi_qla_host_t
*ha
)
3416 unsigned long flags
= 0;
3417 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
3419 ha
->flags
.online
= 0;
3420 ha
->isp_ops
->disable_intrs(ha
);
3422 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
3423 WRT_REG_WORD(®
->hccr
, HCCR_RESET_RISC
);
3424 RD_REG_WORD(®
->hccr
); /* PCI Posting. */
3425 WRT_REG_WORD(®
->hccr
, HCCR_RELEASE_RISC
);
3426 RD_REG_WORD(®
->hccr
); /* PCI Posting. */
3427 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3431 qla24xx_reset_adapter(scsi_qla_host_t
*ha
)
3433 unsigned long flags
= 0;
3434 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
3436 ha
->flags
.online
= 0;
3437 ha
->isp_ops
->disable_intrs(ha
);
3439 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
3440 WRT_REG_DWORD(®
->hccr
, HCCRX_SET_RISC_RESET
);
3441 RD_REG_DWORD(®
->hccr
);
3442 WRT_REG_DWORD(®
->hccr
, HCCRX_REL_RISC_PAUSE
);
3443 RD_REG_DWORD(®
->hccr
);
3444 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3447 /* On sparc systems, obtain port and node WWN from firmware
3450 static void qla24xx_nvram_wwn_from_ofw(scsi_qla_host_t
*ha
, struct nvram_24xx
*nv
)
3453 struct pci_dev
*pdev
= ha
->pdev
;
3454 struct device_node
*dp
= pci_device_to_OF_node(pdev
);
3458 val
= of_get_property(dp
, "port-wwn", &len
);
3459 if (val
&& len
>= WWN_SIZE
)
3460 memcpy(nv
->port_name
, val
, WWN_SIZE
);
3462 val
= of_get_property(dp
, "node-wwn", &len
);
3463 if (val
&& len
>= WWN_SIZE
)
3464 memcpy(nv
->node_name
, val
, WWN_SIZE
);
3469 qla24xx_nvram_config(scsi_qla_host_t
*ha
)
3472 struct init_cb_24xx
*icb
;
3473 struct nvram_24xx
*nv
;
3475 uint8_t *dptr1
, *dptr2
;
3480 icb
= (struct init_cb_24xx
*)ha
->init_cb
;
3483 /* Determine NVRAM starting address. */
3484 ha
->nvram_size
= sizeof(struct nvram_24xx
);
3485 ha
->nvram_base
= FA_NVRAM_FUNC0_ADDR
;
3486 ha
->vpd_size
= FA_NVRAM_VPD_SIZE
;
3487 ha
->vpd_base
= FA_NVRAM_VPD0_ADDR
;
3488 if (PCI_FUNC(ha
->pdev
->devfn
)) {
3489 ha
->nvram_base
= FA_NVRAM_FUNC1_ADDR
;
3490 ha
->vpd_base
= FA_NVRAM_VPD1_ADDR
;
3493 /* Get VPD data into cache */
3494 ha
->vpd
= ha
->nvram
+ VPD_OFFSET
;
3495 ha
->isp_ops
->read_nvram(ha
, (uint8_t *)ha
->vpd
,
3496 ha
->nvram_base
- FA_NVRAM_FUNC0_ADDR
, FA_NVRAM_VPD_SIZE
* 4);
3498 /* Get NVRAM data into cache and calculate checksum. */
3499 dptr
= (uint32_t *)nv
;
3500 ha
->isp_ops
->read_nvram(ha
, (uint8_t *)dptr
, ha
->nvram_base
,
3502 for (cnt
= 0, chksum
= 0; cnt
< ha
->nvram_size
>> 2; cnt
++)
3503 chksum
+= le32_to_cpu(*dptr
++);
3505 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", ha
->host_no
));
3506 DEBUG5(qla2x00_dump_buffer((uint8_t *)nv
, ha
->nvram_size
));
3508 /* Bad NVRAM data, set defaults parameters. */
3509 if (chksum
|| nv
->id
[0] != 'I' || nv
->id
[1] != 'S' || nv
->id
[2] != 'P'
3510 || nv
->id
[3] != ' ' ||
3511 nv
->nvram_version
< __constant_cpu_to_le16(ICB_VERSION
)) {
3512 /* Reset NVRAM data. */
3513 qla_printk(KERN_WARNING
, ha
, "Inconsistent NVRAM detected: "
3514 "checksum=0x%x id=%c version=0x%x.\n", chksum
, nv
->id
[0],
3515 le16_to_cpu(nv
->nvram_version
));
3516 qla_printk(KERN_WARNING
, ha
, "Falling back to functioning (yet "
3517 "invalid -- WWPN) defaults.\n");
3520 * Set default initialization control block.
3522 memset(nv
, 0, ha
->nvram_size
);
3523 nv
->nvram_version
= __constant_cpu_to_le16(ICB_VERSION
);
3524 nv
->version
= __constant_cpu_to_le16(ICB_VERSION
);
3525 nv
->frame_payload_size
= __constant_cpu_to_le16(2048);
3526 nv
->execution_throttle
= __constant_cpu_to_le16(0xFFFF);
3527 nv
->exchange_count
= __constant_cpu_to_le16(0);
3528 nv
->hard_address
= __constant_cpu_to_le16(124);
3529 nv
->port_name
[0] = 0x21;
3530 nv
->port_name
[1] = 0x00 + PCI_FUNC(ha
->pdev
->devfn
);
3531 nv
->port_name
[2] = 0x00;
3532 nv
->port_name
[3] = 0xe0;
3533 nv
->port_name
[4] = 0x8b;
3534 nv
->port_name
[5] = 0x1c;
3535 nv
->port_name
[6] = 0x55;
3536 nv
->port_name
[7] = 0x86;
3537 nv
->node_name
[0] = 0x20;
3538 nv
->node_name
[1] = 0x00;
3539 nv
->node_name
[2] = 0x00;
3540 nv
->node_name
[3] = 0xe0;
3541 nv
->node_name
[4] = 0x8b;
3542 nv
->node_name
[5] = 0x1c;
3543 nv
->node_name
[6] = 0x55;
3544 nv
->node_name
[7] = 0x86;
3545 qla24xx_nvram_wwn_from_ofw(ha
, nv
);
3546 nv
->login_retry_count
= __constant_cpu_to_le16(8);
3547 nv
->interrupt_delay_timer
= __constant_cpu_to_le16(0);
3548 nv
->login_timeout
= __constant_cpu_to_le16(0);
3549 nv
->firmware_options_1
=
3550 __constant_cpu_to_le32(BIT_14
|BIT_13
|BIT_2
|BIT_1
);
3551 nv
->firmware_options_2
= __constant_cpu_to_le32(2 << 4);
3552 nv
->firmware_options_2
|= __constant_cpu_to_le32(BIT_12
);
3553 nv
->firmware_options_3
= __constant_cpu_to_le32(2 << 13);
3554 nv
->host_p
= __constant_cpu_to_le32(BIT_11
|BIT_10
);
3555 nv
->efi_parameters
= __constant_cpu_to_le32(0);
3556 nv
->reset_delay
= 5;
3557 nv
->max_luns_per_target
= __constant_cpu_to_le16(128);
3558 nv
->port_down_retry_count
= __constant_cpu_to_le16(30);
3559 nv
->link_down_timeout
= __constant_cpu_to_le16(30);
3564 /* Reset Initialization control block */
3565 memset(icb
, 0, sizeof(struct init_cb_24xx
));
3567 /* Copy 1st segment. */
3568 dptr1
= (uint8_t *)icb
;
3569 dptr2
= (uint8_t *)&nv
->version
;
3570 cnt
= (uint8_t *)&icb
->response_q_inpointer
- (uint8_t *)&icb
->version
;
3572 *dptr1
++ = *dptr2
++;
3574 icb
->login_retry_count
= nv
->login_retry_count
;
3575 icb
->link_down_on_nos
= nv
->link_down_on_nos
;
3577 /* Copy 2nd segment. */
3578 dptr1
= (uint8_t *)&icb
->interrupt_delay_timer
;
3579 dptr2
= (uint8_t *)&nv
->interrupt_delay_timer
;
3580 cnt
= (uint8_t *)&icb
->reserved_3
-
3581 (uint8_t *)&icb
->interrupt_delay_timer
;
3583 *dptr1
++ = *dptr2
++;
3586 * Setup driver NVRAM options.
3588 qla2x00_set_model_info(ha
, nv
->model_name
, sizeof(nv
->model_name
),
3591 /* Use alternate WWN? */
3592 if (nv
->host_p
& __constant_cpu_to_le32(BIT_15
)) {
3593 memcpy(icb
->node_name
, nv
->alternate_node_name
, WWN_SIZE
);
3594 memcpy(icb
->port_name
, nv
->alternate_port_name
, WWN_SIZE
);
3597 /* Prepare nodename */
3598 if ((icb
->firmware_options_1
& __constant_cpu_to_le32(BIT_14
)) == 0) {
3600 * Firmware will apply the following mask if the nodename was
3603 memcpy(icb
->node_name
, icb
->port_name
, WWN_SIZE
);
3604 icb
->node_name
[0] &= 0xF0;
3607 /* Set host adapter parameters. */
3608 ha
->flags
.disable_risc_code_load
= 0;
3609 ha
->flags
.enable_lip_reset
= 0;
3610 ha
->flags
.enable_lip_full_login
=
3611 le32_to_cpu(nv
->host_p
) & BIT_10
? 1: 0;
3612 ha
->flags
.enable_target_reset
=
3613 le32_to_cpu(nv
->host_p
) & BIT_11
? 1: 0;
3614 ha
->flags
.enable_led_scheme
= 0;
3615 ha
->flags
.disable_serdes
= le32_to_cpu(nv
->host_p
) & BIT_5
? 1: 0;
3617 ha
->operating_mode
= (le32_to_cpu(icb
->firmware_options_2
) &
3618 (BIT_6
| BIT_5
| BIT_4
)) >> 4;
3620 memcpy(ha
->fw_seriallink_options24
, nv
->seriallink_options
,
3621 sizeof(ha
->fw_seriallink_options24
));
3623 /* save HBA serial number */
3624 ha
->serial0
= icb
->port_name
[5];
3625 ha
->serial1
= icb
->port_name
[6];
3626 ha
->serial2
= icb
->port_name
[7];
3627 ha
->node_name
= icb
->node_name
;
3628 ha
->port_name
= icb
->port_name
;
3630 icb
->execution_throttle
= __constant_cpu_to_le16(0xFFFF);
3632 ha
->retry_count
= le16_to_cpu(nv
->login_retry_count
);
3634 /* Set minimum login_timeout to 4 seconds. */
3635 if (le16_to_cpu(nv
->login_timeout
) < ql2xlogintimeout
)
3636 nv
->login_timeout
= cpu_to_le16(ql2xlogintimeout
);
3637 if (le16_to_cpu(nv
->login_timeout
) < 4)
3638 nv
->login_timeout
= __constant_cpu_to_le16(4);
3639 ha
->login_timeout
= le16_to_cpu(nv
->login_timeout
);
3640 icb
->login_timeout
= cpu_to_le16(nv
->login_timeout
);
3642 /* Set minimum RATOV to 200 tenths of a second. */
3645 ha
->loop_reset_delay
= nv
->reset_delay
;
3647 /* Link Down Timeout = 0:
3649 * When Port Down timer expires we will start returning
3650 * I/O's to OS with "DID_NO_CONNECT".
3652 * Link Down Timeout != 0:
3654 * The driver waits for the link to come up after link down
3655 * before returning I/Os to OS with "DID_NO_CONNECT".
3657 if (le16_to_cpu(nv
->link_down_timeout
) == 0) {
3658 ha
->loop_down_abort_time
=
3659 (LOOP_DOWN_TIME
- LOOP_DOWN_TIMEOUT
);
3661 ha
->link_down_timeout
= le16_to_cpu(nv
->link_down_timeout
);
3662 ha
->loop_down_abort_time
=
3663 (LOOP_DOWN_TIME
- ha
->link_down_timeout
);
3666 /* Need enough time to try and get the port back. */
3667 ha
->port_down_retry_count
= le16_to_cpu(nv
->port_down_retry_count
);
3668 if (qlport_down_retry
)
3669 ha
->port_down_retry_count
= qlport_down_retry
;
3671 /* Set login_retry_count */
3672 ha
->login_retry_count
= le16_to_cpu(nv
->login_retry_count
);
3673 if (ha
->port_down_retry_count
==
3674 le16_to_cpu(nv
->port_down_retry_count
) &&
3675 ha
->port_down_retry_count
> 3)
3676 ha
->login_retry_count
= ha
->port_down_retry_count
;
3677 else if (ha
->port_down_retry_count
> (int)ha
->login_retry_count
)
3678 ha
->login_retry_count
= ha
->port_down_retry_count
;
3679 if (ql2xloginretrycount
)
3680 ha
->login_retry_count
= ql2xloginretrycount
;
3683 if (!ha
->flags
.init_done
) {
3684 ha
->zio_mode
= le32_to_cpu(icb
->firmware_options_2
) &
3685 (BIT_3
| BIT_2
| BIT_1
| BIT_0
);
3686 ha
->zio_timer
= le16_to_cpu(icb
->interrupt_delay_timer
) ?
3687 le16_to_cpu(icb
->interrupt_delay_timer
): 2;
3689 icb
->firmware_options_2
&= __constant_cpu_to_le32(
3690 ~(BIT_3
| BIT_2
| BIT_1
| BIT_0
));
3691 ha
->flags
.process_response_queue
= 0;
3692 if (ha
->zio_mode
!= QLA_ZIO_DISABLED
) {
3693 ha
->zio_mode
= QLA_ZIO_MODE_6
;
3695 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer delay "
3696 "(%d us).\n", ha
->host_no
, ha
->zio_mode
,
3697 ha
->zio_timer
* 100));
3698 qla_printk(KERN_INFO
, ha
,
3699 "ZIO mode %d enabled; timer delay (%d us).\n",
3700 ha
->zio_mode
, ha
->zio_timer
* 100);
3702 icb
->firmware_options_2
|= cpu_to_le32(
3703 (uint32_t)ha
->zio_mode
);
3704 icb
->interrupt_delay_timer
= cpu_to_le16(ha
->zio_timer
);
3705 ha
->flags
.process_response_queue
= 1;
3709 DEBUG2_3(printk(KERN_WARNING
3710 "scsi(%ld): NVRAM configuration failed!\n", ha
->host_no
));
3716 qla24xx_load_risc_flash(scsi_qla_host_t
*ha
, uint32_t *srisc_addr
)
3719 int segments
, fragment
;
3721 uint32_t *dcode
, dlen
;
3728 segments
= FA_RISC_CODE_SEGMENTS
;
3729 faddr
= FA_RISC_CODE_ADDR
;
3730 dcode
= (uint32_t *)ha
->request_ring
;
3733 /* Validate firmware image by checking version. */
3734 qla24xx_read_flash_data(ha
, dcode
, faddr
+ 4, 4);
3735 for (i
= 0; i
< 4; i
++)
3736 dcode
[i
] = be32_to_cpu(dcode
[i
]);
3737 if ((dcode
[0] == 0xffffffff && dcode
[1] == 0xffffffff &&
3738 dcode
[2] == 0xffffffff && dcode
[3] == 0xffffffff) ||
3739 (dcode
[0] == 0 && dcode
[1] == 0 && dcode
[2] == 0 &&
3741 qla_printk(KERN_WARNING
, ha
,
3742 "Unable to verify integrity of flash firmware image!\n");
3743 qla_printk(KERN_WARNING
, ha
,
3744 "Firmware data: %08x %08x %08x %08x!\n", dcode
[0],
3745 dcode
[1], dcode
[2], dcode
[3]);
3747 return QLA_FUNCTION_FAILED
;
3750 while (segments
&& rval
== QLA_SUCCESS
) {
3751 /* Read segment's load information. */
3752 qla24xx_read_flash_data(ha
, dcode
, faddr
, 4);
3754 risc_addr
= be32_to_cpu(dcode
[2]);
3755 *srisc_addr
= *srisc_addr
== 0 ? risc_addr
: *srisc_addr
;
3756 risc_size
= be32_to_cpu(dcode
[3]);
3759 while (risc_size
> 0 && rval
== QLA_SUCCESS
) {
3760 dlen
= (uint32_t)(ha
->fw_transfer_size
>> 2);
3761 if (dlen
> risc_size
)
3764 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
3765 "addr %x, number of dwords 0x%x, offset 0x%x.\n",
3766 ha
->host_no
, risc_addr
, dlen
, faddr
));
3768 qla24xx_read_flash_data(ha
, dcode
, faddr
, dlen
);
3769 for (i
= 0; i
< dlen
; i
++)
3770 dcode
[i
] = swab32(dcode
[i
]);
3772 rval
= qla2x00_load_ram(ha
, ha
->request_dma
, risc_addr
,
3775 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
3776 "segment %d of firmware\n", ha
->host_no
,
3778 qla_printk(KERN_WARNING
, ha
,
3779 "[ERROR] Failed to load segment %d of "
3780 "firmware\n", fragment
);
3797 #define QLA_FW_URL "ftp://ftp.qlogic.com/outgoing/linux/firmware/"
3800 qla2x00_load_risc(scsi_qla_host_t
*ha
, uint32_t *srisc_addr
)
3804 uint16_t *wcode
, *fwcode
;
3805 uint32_t risc_addr
, risc_size
, fwclen
, wlen
, *seg
;
3806 struct fw_blob
*blob
;
3808 /* Load firmware blob. */
3809 blob
= qla2x00_request_firmware(ha
);
3811 qla_printk(KERN_ERR
, ha
, "Firmware image unavailable.\n");
3812 qla_printk(KERN_ERR
, ha
, "Firmware images can be retrieved "
3813 "from: " QLA_FW_URL
".\n");
3814 return QLA_FUNCTION_FAILED
;
3819 wcode
= (uint16_t *)ha
->request_ring
;
3821 fwcode
= (uint16_t *)blob
->fw
->data
;
3824 /* Validate firmware image by checking version. */
3825 if (blob
->fw
->size
< 8 * sizeof(uint16_t)) {
3826 qla_printk(KERN_WARNING
, ha
,
3827 "Unable to verify integrity of firmware image (%Zd)!\n",
3829 goto fail_fw_integrity
;
3831 for (i
= 0; i
< 4; i
++)
3832 wcode
[i
] = be16_to_cpu(fwcode
[i
+ 4]);
3833 if ((wcode
[0] == 0xffff && wcode
[1] == 0xffff && wcode
[2] == 0xffff &&
3834 wcode
[3] == 0xffff) || (wcode
[0] == 0 && wcode
[1] == 0 &&
3835 wcode
[2] == 0 && wcode
[3] == 0)) {
3836 qla_printk(KERN_WARNING
, ha
,
3837 "Unable to verify integrity of firmware image!\n");
3838 qla_printk(KERN_WARNING
, ha
,
3839 "Firmware data: %04x %04x %04x %04x!\n", wcode
[0],
3840 wcode
[1], wcode
[2], wcode
[3]);
3841 goto fail_fw_integrity
;
3845 while (*seg
&& rval
== QLA_SUCCESS
) {
3847 *srisc_addr
= *srisc_addr
== 0 ? *seg
: *srisc_addr
;
3848 risc_size
= be16_to_cpu(fwcode
[3]);
3850 /* Validate firmware image size. */
3851 fwclen
+= risc_size
* sizeof(uint16_t);
3852 if (blob
->fw
->size
< fwclen
) {
3853 qla_printk(KERN_WARNING
, ha
,
3854 "Unable to verify integrity of firmware image "
3855 "(%Zd)!\n", blob
->fw
->size
);
3856 goto fail_fw_integrity
;
3860 while (risc_size
> 0 && rval
== QLA_SUCCESS
) {
3861 wlen
= (uint16_t)(ha
->fw_transfer_size
>> 1);
3862 if (wlen
> risc_size
)
3865 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
3866 "addr %x, number of words 0x%x.\n", ha
->host_no
,
3869 for (i
= 0; i
< wlen
; i
++)
3870 wcode
[i
] = swab16(fwcode
[i
]);
3872 rval
= qla2x00_load_ram(ha
, ha
->request_dma
, risc_addr
,
3875 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
3876 "segment %d of firmware\n", ha
->host_no
,
3878 qla_printk(KERN_WARNING
, ha
,
3879 "[ERROR] Failed to load segment %d of "
3880 "firmware\n", fragment
);
3896 return QLA_FUNCTION_FAILED
;
3900 qla24xx_load_risc(scsi_qla_host_t
*ha
, uint32_t *srisc_addr
)
3903 int segments
, fragment
;
3904 uint32_t *dcode
, dlen
;
3908 struct fw_blob
*blob
;
3909 uint32_t *fwcode
, fwclen
;
3911 /* Load firmware blob. */
3912 blob
= qla2x00_request_firmware(ha
);
3914 qla_printk(KERN_ERR
, ha
, "Firmware image unavailable.\n");
3915 qla_printk(KERN_ERR
, ha
, "Firmware images can be retrieved "
3916 "from: " QLA_FW_URL
".\n");
3918 /* Try to load RISC code from flash. */
3919 qla_printk(KERN_ERR
, ha
, "Attempting to load (potentially "
3920 "outdated) firmware from flash.\n");
3921 return qla24xx_load_risc_flash(ha
, srisc_addr
);
3926 segments
= FA_RISC_CODE_SEGMENTS
;
3927 dcode
= (uint32_t *)ha
->request_ring
;
3929 fwcode
= (uint32_t *)blob
->fw
->data
;
3932 /* Validate firmware image by checking version. */
3933 if (blob
->fw
->size
< 8 * sizeof(uint32_t)) {
3934 qla_printk(KERN_WARNING
, ha
,
3935 "Unable to verify integrity of firmware image (%Zd)!\n",
3937 goto fail_fw_integrity
;
3939 for (i
= 0; i
< 4; i
++)
3940 dcode
[i
] = be32_to_cpu(fwcode
[i
+ 4]);
3941 if ((dcode
[0] == 0xffffffff && dcode
[1] == 0xffffffff &&
3942 dcode
[2] == 0xffffffff && dcode
[3] == 0xffffffff) ||
3943 (dcode
[0] == 0 && dcode
[1] == 0 && dcode
[2] == 0 &&
3945 qla_printk(KERN_WARNING
, ha
,
3946 "Unable to verify integrity of firmware image!\n");
3947 qla_printk(KERN_WARNING
, ha
,
3948 "Firmware data: %08x %08x %08x %08x!\n", dcode
[0],
3949 dcode
[1], dcode
[2], dcode
[3]);
3950 goto fail_fw_integrity
;
3953 while (segments
&& rval
== QLA_SUCCESS
) {
3954 risc_addr
= be32_to_cpu(fwcode
[2]);
3955 *srisc_addr
= *srisc_addr
== 0 ? risc_addr
: *srisc_addr
;
3956 risc_size
= be32_to_cpu(fwcode
[3]);
3958 /* Validate firmware image size. */
3959 fwclen
+= risc_size
* sizeof(uint32_t);
3960 if (blob
->fw
->size
< fwclen
) {
3961 qla_printk(KERN_WARNING
, ha
,
3962 "Unable to verify integrity of firmware image "
3963 "(%Zd)!\n", blob
->fw
->size
);
3965 goto fail_fw_integrity
;
3969 while (risc_size
> 0 && rval
== QLA_SUCCESS
) {
3970 dlen
= (uint32_t)(ha
->fw_transfer_size
>> 2);
3971 if (dlen
> risc_size
)
3974 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
3975 "addr %x, number of dwords 0x%x.\n", ha
->host_no
,
3978 for (i
= 0; i
< dlen
; i
++)
3979 dcode
[i
] = swab32(fwcode
[i
]);
3981 rval
= qla2x00_load_ram(ha
, ha
->request_dma
, risc_addr
,
3984 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
3985 "segment %d of firmware\n", ha
->host_no
,
3987 qla_printk(KERN_WARNING
, ha
,
3988 "[ERROR] Failed to load segment %d of "
3989 "firmware\n", fragment
);
4005 return QLA_FUNCTION_FAILED
;
4009 qla2x00_try_to_stop_firmware(scsi_qla_host_t
*ha
)
4013 if (!IS_FWI2_CAPABLE(ha
))
4015 if (!ha
->fw_major_version
)
4018 ret
= qla2x00_stop_firmware(ha
);
4019 for (retries
= 5; ret
!= QLA_SUCCESS
&& retries
; retries
--) {
4020 qla2x00_reset_chip(ha
);
4021 if (qla2x00_chip_diag(ha
) != QLA_SUCCESS
)
4023 if (qla2x00_setup_chip(ha
) != QLA_SUCCESS
)
4025 qla_printk(KERN_INFO
, ha
,
4026 "Attempting retry of stop-firmware command...\n");
4027 ret
= qla2x00_stop_firmware(ha
);
4032 qla24xx_configure_vhba(scsi_qla_host_t
*ha
)
4034 int rval
= QLA_SUCCESS
;
4035 uint16_t mb
[MAILBOX_REGISTER_COUNT
];
4040 rval
= qla2x00_fw_ready(ha
);
4041 if (rval
== QLA_SUCCESS
) {
4042 clear_bit(RESET_MARKER_NEEDED
, &ha
->dpc_flags
);
4043 qla2x00_marker(ha
, 0, 0, MK_SYNC_ALL
);
4046 ha
->flags
.management_server_logged_in
= 0;
4048 /* Login to SNS first */
4049 qla24xx_login_fabric(ha
, NPH_SNS
, 0xff, 0xff, 0xfc,
4051 if (mb
[0] != MBS_COMMAND_COMPLETE
) {
4052 DEBUG15(qla_printk(KERN_INFO
, ha
,
4053 "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x "
4054 "mb[2]=%x mb[6]=%x mb[7]=%x\n", NPH_SNS
,
4055 mb
[0], mb
[1], mb
[2], mb
[6], mb
[7]));
4056 return (QLA_FUNCTION_FAILED
);
4059 atomic_set(&ha
->loop_down_timer
, 0);
4060 atomic_set(&ha
->loop_state
, LOOP_UP
);
4061 set_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
);
4062 set_bit(LOCAL_LOOP_UPDATE
, &ha
->dpc_flags
);
4063 rval
= qla2x00_loop_resync(ha
);