2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2008 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"
19 * QLogic ISP2x00 Hardware Support Function Prototypes.
21 static int qla2x00_isp_firmware(scsi_qla_host_t
*);
22 static void qla2x00_resize_request_q(scsi_qla_host_t
*);
23 static int qla2x00_setup_chip(scsi_qla_host_t
*);
24 static void qla2x00_init_response_q_entries(scsi_qla_host_t
*);
25 static int qla2x00_init_rings(scsi_qla_host_t
*);
26 static int qla2x00_fw_ready(scsi_qla_host_t
*);
27 static int qla2x00_configure_hba(scsi_qla_host_t
*);
28 static int qla2x00_configure_loop(scsi_qla_host_t
*);
29 static int qla2x00_configure_local_loop(scsi_qla_host_t
*);
30 static int qla2x00_configure_fabric(scsi_qla_host_t
*);
31 static int qla2x00_find_all_fabric_devs(scsi_qla_host_t
*, struct list_head
*);
32 static int qla2x00_device_resync(scsi_qla_host_t
*);
33 static int qla2x00_fabric_dev_login(scsi_qla_host_t
*, fc_port_t
*,
36 static int qla2x00_restart_isp(scsi_qla_host_t
*);
38 static int qla2x00_find_new_loop_id(scsi_qla_host_t
*ha
, fc_port_t
*dev
);
40 static struct qla_chip_state_84xx
*qla84xx_get_chip(struct scsi_qla_host
*);
41 static int qla84xx_init_chip(scsi_qla_host_t
*);
43 /****************************************************************************/
44 /* QLogic ISP2x00 Hardware Support Functions. */
45 /****************************************************************************/
48 * qla2x00_initialize_adapter
52 * ha = adapter block pointer.
58 qla2x00_initialize_adapter(scsi_qla_host_t
*ha
)
62 /* Clear adapter flags. */
64 ha
->flags
.reset_active
= 0;
65 atomic_set(&ha
->loop_down_timer
, LOOP_DOWN_TIME
);
66 atomic_set(&ha
->loop_state
, LOOP_DOWN
);
67 ha
->device_flags
= DFLG_NO_CABLE
;
69 ha
->flags
.management_server_logged_in
= 0;
70 ha
->marker_needed
= 0;
72 ha
->isp_abort_cnt
= 0;
73 ha
->beacon_blink_led
= 0;
74 set_bit(REGISTER_FDMI_NEEDED
, &ha
->dpc_flags
);
76 qla_printk(KERN_INFO
, ha
, "Configuring PCI space...\n");
77 rval
= ha
->isp_ops
->pci_config(ha
);
79 DEBUG2(printk("scsi(%ld): Unable to configure PCI space.\n",
84 ha
->isp_ops
->reset_chip(ha
);
86 rval
= qla2xxx_get_flash_info(ha
);
88 DEBUG2(printk("scsi(%ld): Unable to validate FLASH data.\n",
93 ha
->isp_ops
->get_flash_version(ha
, ha
->request_ring
);
95 qla_printk(KERN_INFO
, ha
, "Configure NVRAM parameters...\n");
97 ha
->isp_ops
->nvram_config(ha
);
99 if (ha
->flags
.disable_serdes
) {
100 /* Mask HBA via NVRAM settings? */
101 qla_printk(KERN_INFO
, ha
, "Masking HBA WWPN "
102 "%02x%02x%02x%02x%02x%02x%02x%02x (via NVRAM).\n",
103 ha
->port_name
[0], ha
->port_name
[1],
104 ha
->port_name
[2], ha
->port_name
[3],
105 ha
->port_name
[4], ha
->port_name
[5],
106 ha
->port_name
[6], ha
->port_name
[7]);
107 return QLA_FUNCTION_FAILED
;
110 qla_printk(KERN_INFO
, ha
, "Verifying loaded RISC code...\n");
112 if (qla2x00_isp_firmware(ha
) != QLA_SUCCESS
) {
113 rval
= ha
->isp_ops
->chip_diag(ha
);
116 rval
= qla2x00_setup_chip(ha
);
120 if (IS_QLA84XX(ha
)) {
121 ha
->cs84xx
= qla84xx_get_chip(ha
);
123 qla_printk(KERN_ERR
, ha
,
124 "Unable to configure ISP84XX.\n");
125 return QLA_FUNCTION_FAILED
;
128 rval
= qla2x00_init_rings(ha
);
134 * qla2100_pci_config() - Setup ISP21xx PCI configuration registers.
137 * Returns 0 on success.
140 qla2100_pci_config(scsi_qla_host_t
*ha
)
145 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
147 pci_set_master(ha
->pdev
);
148 pci_try_set_mwi(ha
->pdev
);
150 pci_read_config_word(ha
->pdev
, PCI_COMMAND
, &w
);
151 w
|= (PCI_COMMAND_PARITY
| PCI_COMMAND_SERR
);
152 pci_write_config_word(ha
->pdev
, PCI_COMMAND
, w
);
154 /* Reset expansion ROM address decode enable */
155 pci_read_config_dword(ha
->pdev
, PCI_ROM_ADDRESS
, &d
);
156 d
&= ~PCI_ROM_ADDRESS_ENABLE
;
157 pci_write_config_dword(ha
->pdev
, PCI_ROM_ADDRESS
, d
);
159 /* Get PCI bus information. */
160 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
161 ha
->pci_attr
= RD_REG_WORD(®
->ctrl_status
);
162 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
168 * qla2300_pci_config() - Setup ISP23xx PCI configuration registers.
171 * Returns 0 on success.
174 qla2300_pci_config(scsi_qla_host_t
*ha
)
178 unsigned long flags
= 0;
180 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
182 pci_set_master(ha
->pdev
);
183 pci_try_set_mwi(ha
->pdev
);
185 pci_read_config_word(ha
->pdev
, PCI_COMMAND
, &w
);
186 w
|= (PCI_COMMAND_PARITY
| PCI_COMMAND_SERR
);
188 if (IS_QLA2322(ha
) || IS_QLA6322(ha
))
189 w
&= ~PCI_COMMAND_INTX_DISABLE
;
190 pci_write_config_word(ha
->pdev
, PCI_COMMAND
, w
);
193 * If this is a 2300 card and not 2312, reset the
194 * COMMAND_INVALIDATE due to a bug in the 2300. Unfortunately,
195 * the 2310 also reports itself as a 2300 so we need to get the
196 * fb revision level -- a 6 indicates it really is a 2300 and
199 if (IS_QLA2300(ha
)) {
200 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
203 WRT_REG_WORD(®
->hccr
, HCCR_PAUSE_RISC
);
204 for (cnt
= 0; cnt
< 30000; cnt
++) {
205 if ((RD_REG_WORD(®
->hccr
) & HCCR_RISC_PAUSE
) != 0)
211 /* Select FPM registers. */
212 WRT_REG_WORD(®
->ctrl_status
, 0x20);
213 RD_REG_WORD(®
->ctrl_status
);
215 /* Get the fb rev level */
216 ha
->fb_rev
= RD_FB_CMD_REG(ha
, reg
);
218 if (ha
->fb_rev
== FPM_2300
)
219 pci_clear_mwi(ha
->pdev
);
221 /* Deselect FPM registers. */
222 WRT_REG_WORD(®
->ctrl_status
, 0x0);
223 RD_REG_WORD(®
->ctrl_status
);
225 /* Release RISC module. */
226 WRT_REG_WORD(®
->hccr
, HCCR_RELEASE_RISC
);
227 for (cnt
= 0; cnt
< 30000; cnt
++) {
228 if ((RD_REG_WORD(®
->hccr
) & HCCR_RISC_PAUSE
) == 0)
234 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
237 pci_write_config_byte(ha
->pdev
, PCI_LATENCY_TIMER
, 0x80);
239 /* Reset expansion ROM address decode enable */
240 pci_read_config_dword(ha
->pdev
, PCI_ROM_ADDRESS
, &d
);
241 d
&= ~PCI_ROM_ADDRESS_ENABLE
;
242 pci_write_config_dword(ha
->pdev
, PCI_ROM_ADDRESS
, d
);
244 /* Get PCI bus information. */
245 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
246 ha
->pci_attr
= RD_REG_WORD(®
->ctrl_status
);
247 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
253 * qla24xx_pci_config() - Setup ISP24xx PCI configuration registers.
256 * Returns 0 on success.
259 qla24xx_pci_config(scsi_qla_host_t
*ha
)
263 unsigned long flags
= 0;
264 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
266 pci_set_master(ha
->pdev
);
267 pci_try_set_mwi(ha
->pdev
);
269 pci_read_config_word(ha
->pdev
, PCI_COMMAND
, &w
);
270 w
|= (PCI_COMMAND_PARITY
| PCI_COMMAND_SERR
);
271 w
&= ~PCI_COMMAND_INTX_DISABLE
;
272 pci_write_config_word(ha
->pdev
, PCI_COMMAND
, w
);
274 pci_write_config_byte(ha
->pdev
, PCI_LATENCY_TIMER
, 0x80);
276 /* PCI-X -- adjust Maximum Memory Read Byte Count (2048). */
277 if (pci_find_capability(ha
->pdev
, PCI_CAP_ID_PCIX
))
278 pcix_set_mmrbc(ha
->pdev
, 2048);
280 /* PCIe -- adjust Maximum Read Request Size (2048). */
281 if (pci_find_capability(ha
->pdev
, PCI_CAP_ID_EXP
))
282 pcie_set_readrq(ha
->pdev
, 2048);
284 /* Reset expansion ROM address decode enable */
285 pci_read_config_dword(ha
->pdev
, PCI_ROM_ADDRESS
, &d
);
286 d
&= ~PCI_ROM_ADDRESS_ENABLE
;
287 pci_write_config_dword(ha
->pdev
, PCI_ROM_ADDRESS
, d
);
289 ha
->chip_revision
= ha
->pdev
->revision
;
291 /* Get PCI bus information. */
292 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
293 ha
->pci_attr
= RD_REG_DWORD(®
->ctrl_status
);
294 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
300 * qla25xx_pci_config() - Setup ISP25xx PCI configuration registers.
303 * Returns 0 on success.
306 qla25xx_pci_config(scsi_qla_host_t
*ha
)
311 pci_set_master(ha
->pdev
);
312 pci_try_set_mwi(ha
->pdev
);
314 pci_read_config_word(ha
->pdev
, PCI_COMMAND
, &w
);
315 w
|= (PCI_COMMAND_PARITY
| PCI_COMMAND_SERR
);
316 w
&= ~PCI_COMMAND_INTX_DISABLE
;
317 pci_write_config_word(ha
->pdev
, PCI_COMMAND
, w
);
319 /* PCIe -- adjust Maximum Read Request Size (2048). */
320 if (pci_find_capability(ha
->pdev
, PCI_CAP_ID_EXP
))
321 pcie_set_readrq(ha
->pdev
, 2048);
323 /* Reset expansion ROM address decode enable */
324 pci_read_config_dword(ha
->pdev
, PCI_ROM_ADDRESS
, &d
);
325 d
&= ~PCI_ROM_ADDRESS_ENABLE
;
326 pci_write_config_dword(ha
->pdev
, PCI_ROM_ADDRESS
, d
);
328 ha
->chip_revision
= ha
->pdev
->revision
;
334 * qla2x00_isp_firmware() - Choose firmware image.
337 * Returns 0 on success.
340 qla2x00_isp_firmware(scsi_qla_host_t
*ha
)
343 uint16_t loop_id
, topo
, sw_cap
;
344 uint8_t domain
, area
, al_pa
;
346 /* Assume loading risc code */
347 rval
= QLA_FUNCTION_FAILED
;
349 if (ha
->flags
.disable_risc_code_load
) {
350 DEBUG2(printk("scsi(%ld): RISC CODE NOT loaded\n",
352 qla_printk(KERN_INFO
, ha
, "RISC CODE NOT loaded\n");
354 /* Verify checksum of loaded RISC code. */
355 rval
= qla2x00_verify_checksum(ha
, ha
->fw_srisc_address
);
356 if (rval
== QLA_SUCCESS
) {
357 /* And, verify we are not in ROM code. */
358 rval
= qla2x00_get_adapter_id(ha
, &loop_id
, &al_pa
,
359 &area
, &domain
, &topo
, &sw_cap
);
364 DEBUG2_3(printk("scsi(%ld): **** Load RISC code ****\n",
372 * qla2x00_reset_chip() - Reset ISP chip.
375 * Returns 0 on success.
378 qla2x00_reset_chip(scsi_qla_host_t
*ha
)
380 unsigned long flags
= 0;
381 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
385 ha
->isp_ops
->disable_intrs(ha
);
387 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
389 /* Turn off master enable */
391 pci_read_config_word(ha
->pdev
, PCI_COMMAND
, &cmd
);
392 cmd
&= ~PCI_COMMAND_MASTER
;
393 pci_write_config_word(ha
->pdev
, PCI_COMMAND
, cmd
);
395 if (!IS_QLA2100(ha
)) {
397 WRT_REG_WORD(®
->hccr
, HCCR_PAUSE_RISC
);
398 if (IS_QLA2200(ha
) || IS_QLA2300(ha
)) {
399 for (cnt
= 0; cnt
< 30000; cnt
++) {
400 if ((RD_REG_WORD(®
->hccr
) &
401 HCCR_RISC_PAUSE
) != 0)
406 RD_REG_WORD(®
->hccr
); /* PCI Posting. */
410 /* Select FPM registers. */
411 WRT_REG_WORD(®
->ctrl_status
, 0x20);
412 RD_REG_WORD(®
->ctrl_status
); /* PCI Posting. */
414 /* FPM Soft Reset. */
415 WRT_REG_WORD(®
->fpm_diag_config
, 0x100);
416 RD_REG_WORD(®
->fpm_diag_config
); /* PCI Posting. */
418 /* Toggle Fpm Reset. */
419 if (!IS_QLA2200(ha
)) {
420 WRT_REG_WORD(®
->fpm_diag_config
, 0x0);
421 RD_REG_WORD(®
->fpm_diag_config
); /* PCI Posting. */
424 /* Select frame buffer registers. */
425 WRT_REG_WORD(®
->ctrl_status
, 0x10);
426 RD_REG_WORD(®
->ctrl_status
); /* PCI Posting. */
428 /* Reset frame buffer FIFOs. */
429 if (IS_QLA2200(ha
)) {
430 WRT_FB_CMD_REG(ha
, reg
, 0xa000);
431 RD_FB_CMD_REG(ha
, reg
); /* PCI Posting. */
433 WRT_FB_CMD_REG(ha
, reg
, 0x00fc);
435 /* Read back fb_cmd until zero or 3 seconds max */
436 for (cnt
= 0; cnt
< 3000; cnt
++) {
437 if ((RD_FB_CMD_REG(ha
, reg
) & 0xff) == 0)
443 /* Select RISC module registers. */
444 WRT_REG_WORD(®
->ctrl_status
, 0);
445 RD_REG_WORD(®
->ctrl_status
); /* PCI Posting. */
447 /* Reset RISC processor. */
448 WRT_REG_WORD(®
->hccr
, HCCR_RESET_RISC
);
449 RD_REG_WORD(®
->hccr
); /* PCI Posting. */
451 /* Release RISC processor. */
452 WRT_REG_WORD(®
->hccr
, HCCR_RELEASE_RISC
);
453 RD_REG_WORD(®
->hccr
); /* PCI Posting. */
456 WRT_REG_WORD(®
->hccr
, HCCR_CLR_RISC_INT
);
457 WRT_REG_WORD(®
->hccr
, HCCR_CLR_HOST_INT
);
459 /* Reset ISP chip. */
460 WRT_REG_WORD(®
->ctrl_status
, CSR_ISP_SOFT_RESET
);
462 /* Wait for RISC to recover from reset. */
463 if (IS_QLA2100(ha
) || IS_QLA2200(ha
) || IS_QLA2300(ha
)) {
465 * It is necessary to for a delay here since the card doesn't
466 * respond to PCI reads during a reset. On some architectures
467 * this will result in an MCA.
470 for (cnt
= 30000; cnt
; cnt
--) {
471 if ((RD_REG_WORD(®
->ctrl_status
) &
472 CSR_ISP_SOFT_RESET
) == 0)
479 /* Reset RISC processor. */
480 WRT_REG_WORD(®
->hccr
, HCCR_RESET_RISC
);
482 WRT_REG_WORD(®
->semaphore
, 0);
484 /* Release RISC processor. */
485 WRT_REG_WORD(®
->hccr
, HCCR_RELEASE_RISC
);
486 RD_REG_WORD(®
->hccr
); /* PCI Posting. */
488 if (IS_QLA2100(ha
) || IS_QLA2200(ha
) || IS_QLA2300(ha
)) {
489 for (cnt
= 0; cnt
< 30000; cnt
++) {
490 if (RD_MAILBOX_REG(ha
, reg
, 0) != MBS_BUSY
)
498 /* Turn on master enable */
499 cmd
|= PCI_COMMAND_MASTER
;
500 pci_write_config_word(ha
->pdev
, PCI_COMMAND
, cmd
);
502 /* Disable RISC pause on FPM parity error. */
503 if (!IS_QLA2100(ha
)) {
504 WRT_REG_WORD(®
->hccr
, HCCR_DISABLE_PARITY_PAUSE
);
505 RD_REG_WORD(®
->hccr
); /* PCI Posting. */
508 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
512 * qla24xx_reset_risc() - Perform full reset of ISP24xx RISC.
515 * Returns 0 on success.
518 qla24xx_reset_risc(scsi_qla_host_t
*ha
)
521 unsigned long flags
= 0;
522 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
526 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
529 WRT_REG_DWORD(®
->ctrl_status
, CSRX_DMA_SHUTDOWN
|MWB_4096_BYTES
);
530 for (cnt
= 0; cnt
< 30000; cnt
++) {
531 if ((RD_REG_DWORD(®
->ctrl_status
) & CSRX_DMA_ACTIVE
) == 0)
537 WRT_REG_DWORD(®
->ctrl_status
,
538 CSRX_ISP_SOFT_RESET
|CSRX_DMA_SHUTDOWN
|MWB_4096_BYTES
);
539 pci_read_config_word(ha
->pdev
, PCI_COMMAND
, &wd
);
542 /* Wait for firmware to complete NVRAM accesses. */
543 d2
= (uint32_t) RD_REG_WORD(®
->mailbox0
);
544 for (cnt
= 10000 ; cnt
&& d2
; cnt
--) {
546 d2
= (uint32_t) RD_REG_WORD(®
->mailbox0
);
552 /* Wait for soft-reset to complete. */
553 d2
= RD_REG_DWORD(®
->ctrl_status
);
554 for (cnt
= 6000000 ; cnt
&& (d2
& CSRX_ISP_SOFT_RESET
); cnt
--) {
556 d2
= RD_REG_DWORD(®
->ctrl_status
);
559 if (cnt
== 0 || hw_evt
)
560 qla2xxx_hw_event_log(ha
, HW_EVENT_RESET_ERR
,
561 RD_REG_WORD(®
->mailbox1
), RD_REG_WORD(®
->mailbox2
),
562 RD_REG_WORD(®
->mailbox3
));
564 WRT_REG_DWORD(®
->hccr
, HCCRX_SET_RISC_RESET
);
565 RD_REG_DWORD(®
->hccr
);
567 WRT_REG_DWORD(®
->hccr
, HCCRX_REL_RISC_PAUSE
);
568 RD_REG_DWORD(®
->hccr
);
570 WRT_REG_DWORD(®
->hccr
, HCCRX_CLR_RISC_RESET
);
571 RD_REG_DWORD(®
->hccr
);
573 d2
= (uint32_t) RD_REG_WORD(®
->mailbox0
);
574 for (cnt
= 6000000 ; cnt
&& d2
; cnt
--) {
576 d2
= (uint32_t) RD_REG_WORD(®
->mailbox0
);
580 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
584 * qla24xx_reset_chip() - Reset ISP24xx chip.
587 * Returns 0 on success.
590 qla24xx_reset_chip(scsi_qla_host_t
*ha
)
592 ha
->isp_ops
->disable_intrs(ha
);
594 /* Perform RISC reset. */
595 qla24xx_reset_risc(ha
);
599 * qla2x00_chip_diag() - Test chip for proper operation.
602 * Returns 0 on success.
605 qla2x00_chip_diag(scsi_qla_host_t
*ha
)
608 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
609 unsigned long flags
= 0;
614 /* Assume a failed state */
615 rval
= QLA_FUNCTION_FAILED
;
617 DEBUG3(printk("scsi(%ld): Testing device at %lx.\n",
618 ha
->host_no
, (u_long
)®
->flash_address
));
620 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
622 /* Reset ISP chip. */
623 WRT_REG_WORD(®
->ctrl_status
, CSR_ISP_SOFT_RESET
);
626 * We need to have a delay here since the card will not respond while
627 * in reset causing an MCA on some architectures.
630 data
= qla2x00_debounce_register(®
->ctrl_status
);
631 for (cnt
= 6000000 ; cnt
&& (data
& CSR_ISP_SOFT_RESET
); cnt
--) {
633 data
= RD_REG_WORD(®
->ctrl_status
);
638 goto chip_diag_failed
;
640 DEBUG3(printk("scsi(%ld): Reset register cleared by chip reset\n",
643 /* Reset RISC processor. */
644 WRT_REG_WORD(®
->hccr
, HCCR_RESET_RISC
);
645 WRT_REG_WORD(®
->hccr
, HCCR_RELEASE_RISC
);
647 /* Workaround for QLA2312 PCI parity error */
648 if (IS_QLA2100(ha
) || IS_QLA2200(ha
) || IS_QLA2300(ha
)) {
649 data
= qla2x00_debounce_register(MAILBOX_REG(ha
, reg
, 0));
650 for (cnt
= 6000000; cnt
&& (data
== MBS_BUSY
); cnt
--) {
652 data
= RD_MAILBOX_REG(ha
, reg
, 0);
659 goto chip_diag_failed
;
661 /* Check product ID of chip */
662 DEBUG3(printk("scsi(%ld): Checking product ID of chip\n", ha
->host_no
));
664 mb
[1] = RD_MAILBOX_REG(ha
, reg
, 1);
665 mb
[2] = RD_MAILBOX_REG(ha
, reg
, 2);
666 mb
[3] = RD_MAILBOX_REG(ha
, reg
, 3);
667 mb
[4] = qla2x00_debounce_register(MAILBOX_REG(ha
, reg
, 4));
668 if (mb
[1] != PROD_ID_1
|| (mb
[2] != PROD_ID_2
&& mb
[2] != PROD_ID_2a
) ||
669 mb
[3] != PROD_ID_3
) {
670 qla_printk(KERN_WARNING
, ha
,
671 "Wrong product ID = 0x%x,0x%x,0x%x\n", mb
[1], mb
[2], mb
[3]);
673 goto chip_diag_failed
;
675 ha
->product_id
[0] = mb
[1];
676 ha
->product_id
[1] = mb
[2];
677 ha
->product_id
[2] = mb
[3];
678 ha
->product_id
[3] = mb
[4];
680 /* Adjust fw RISC transfer size */
681 if (ha
->request_q_length
> 1024)
682 ha
->fw_transfer_size
= REQUEST_ENTRY_SIZE
* 1024;
684 ha
->fw_transfer_size
= REQUEST_ENTRY_SIZE
*
685 ha
->request_q_length
;
687 if (IS_QLA2200(ha
) &&
688 RD_MAILBOX_REG(ha
, reg
, 7) == QLA2200A_RISC_ROM_VER
) {
689 /* Limit firmware transfer size with a 2200A */
690 DEBUG3(printk("scsi(%ld): Found QLA2200A chip.\n",
693 ha
->device_type
|= DT_ISP2200A
;
694 ha
->fw_transfer_size
= 128;
697 /* Wrap Incoming Mailboxes Test. */
698 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
700 DEBUG3(printk("scsi(%ld): Checking mailboxes.\n", ha
->host_no
));
701 rval
= qla2x00_mbx_reg_test(ha
);
703 DEBUG(printk("scsi(%ld): Failed mailbox send register test\n",
705 qla_printk(KERN_WARNING
, ha
,
706 "Failed mailbox send register test\n");
709 /* Flag a successful rval */
712 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
716 DEBUG2_3(printk("scsi(%ld): Chip diagnostics **** FAILED "
717 "****\n", ha
->host_no
));
719 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
725 * qla24xx_chip_diag() - Test ISP24xx for proper operation.
728 * Returns 0 on success.
731 qla24xx_chip_diag(scsi_qla_host_t
*ha
)
735 /* Perform RISC reset. */
736 qla24xx_reset_risc(ha
);
738 ha
->fw_transfer_size
= REQUEST_ENTRY_SIZE
* ha
->request_q_length
;
740 rval
= qla2x00_mbx_reg_test(ha
);
742 DEBUG(printk("scsi(%ld): Failed mailbox send register test\n",
744 qla_printk(KERN_WARNING
, ha
,
745 "Failed mailbox send register test\n");
747 /* Flag a successful rval */
755 qla2x00_alloc_fw_dump(scsi_qla_host_t
*ha
)
758 uint32_t dump_size
, fixed_size
, mem_size
, req_q_size
, rsp_q_size
,
764 qla_printk(KERN_WARNING
, ha
,
765 "Firmware dump previously allocated.\n");
770 fixed_size
= mem_size
= eft_size
= fce_size
= 0;
771 if (IS_QLA2100(ha
) || IS_QLA2200(ha
)) {
772 fixed_size
= sizeof(struct qla2100_fw_dump
);
773 } else if (IS_QLA23XX(ha
)) {
774 fixed_size
= offsetof(struct qla2300_fw_dump
, data_ram
);
775 mem_size
= (ha
->fw_memory_size
- 0x11000 + 1) *
777 } else if (IS_FWI2_CAPABLE(ha
)) {
778 fixed_size
= IS_QLA25XX(ha
) ?
779 offsetof(struct qla25xx_fw_dump
, ext_mem
):
780 offsetof(struct qla24xx_fw_dump
, ext_mem
);
781 mem_size
= (ha
->fw_memory_size
- 0x100000 + 1) *
784 /* Allocate memory for Fibre Channel Event Buffer. */
788 tc
= dma_alloc_coherent(&ha
->pdev
->dev
, FCE_SIZE
, &tc_dma
,
791 qla_printk(KERN_WARNING
, ha
, "Unable to allocate "
792 "(%d KB) for FCE.\n", FCE_SIZE
/ 1024);
796 memset(tc
, 0, FCE_SIZE
);
797 rval
= qla2x00_enable_fce_trace(ha
, tc_dma
, FCE_NUM_BUFFERS
,
798 ha
->fce_mb
, &ha
->fce_bufs
);
800 qla_printk(KERN_WARNING
, ha
, "Unable to initialize "
801 "FCE (%d).\n", rval
);
802 dma_free_coherent(&ha
->pdev
->dev
, FCE_SIZE
, tc
,
804 ha
->flags
.fce_enabled
= 0;
808 qla_printk(KERN_INFO
, ha
, "Allocated (%d KB) for FCE...\n",
811 fce_size
= sizeof(struct qla2xxx_fce_chain
) + EFT_SIZE
;
812 ha
->flags
.fce_enabled
= 1;
813 ha
->fce_dma
= tc_dma
;
816 /* Allocate memory for Extended Trace Buffer. */
817 tc
= dma_alloc_coherent(&ha
->pdev
->dev
, EFT_SIZE
, &tc_dma
,
820 qla_printk(KERN_WARNING
, ha
, "Unable to allocate "
821 "(%d KB) for EFT.\n", EFT_SIZE
/ 1024);
825 memset(tc
, 0, EFT_SIZE
);
826 rval
= qla2x00_enable_eft_trace(ha
, tc_dma
, EFT_NUM_BUFFERS
);
828 qla_printk(KERN_WARNING
, ha
, "Unable to initialize "
829 "EFT (%d).\n", rval
);
830 dma_free_coherent(&ha
->pdev
->dev
, EFT_SIZE
, tc
,
835 qla_printk(KERN_INFO
, ha
, "Allocated (%d KB) for EFT...\n",
839 ha
->eft_dma
= tc_dma
;
843 req_q_size
= ha
->request_q_length
* sizeof(request_t
);
844 rsp_q_size
= ha
->response_q_length
* sizeof(response_t
);
846 dump_size
= offsetof(struct qla2xxx_fw_dump
, isp
);
847 dump_size
+= fixed_size
+ mem_size
+ req_q_size
+ rsp_q_size
+
850 ha
->fw_dump
= vmalloc(dump_size
);
852 qla_printk(KERN_WARNING
, ha
, "Unable to allocate (%d KB) for "
853 "firmware dump!!!\n", dump_size
/ 1024);
856 dma_free_coherent(&ha
->pdev
->dev
, eft_size
, ha
->eft
,
864 qla_printk(KERN_INFO
, ha
, "Allocated (%d KB) for firmware dump...\n",
867 ha
->fw_dump_len
= dump_size
;
868 ha
->fw_dump
->signature
[0] = 'Q';
869 ha
->fw_dump
->signature
[1] = 'L';
870 ha
->fw_dump
->signature
[2] = 'G';
871 ha
->fw_dump
->signature
[3] = 'C';
872 ha
->fw_dump
->version
= __constant_htonl(1);
874 ha
->fw_dump
->fixed_size
= htonl(fixed_size
);
875 ha
->fw_dump
->mem_size
= htonl(mem_size
);
876 ha
->fw_dump
->req_q_size
= htonl(req_q_size
);
877 ha
->fw_dump
->rsp_q_size
= htonl(rsp_q_size
);
879 ha
->fw_dump
->eft_size
= htonl(eft_size
);
880 ha
->fw_dump
->eft_addr_l
= htonl(LSD(ha
->eft_dma
));
881 ha
->fw_dump
->eft_addr_h
= htonl(MSD(ha
->eft_dma
));
883 ha
->fw_dump
->header_size
=
884 htonl(offsetof(struct qla2xxx_fw_dump
, isp
));
888 * qla2x00_resize_request_q() - Resize request queue given available ISP memory.
891 * Returns 0 on success.
894 qla2x00_resize_request_q(scsi_qla_host_t
*ha
)
897 uint16_t fw_iocb_cnt
= 0;
898 uint16_t request_q_length
= REQUEST_ENTRY_CNT_2XXX_EXT_MEM
;
899 dma_addr_t request_dma
;
900 request_t
*request_ring
;
902 /* Valid only on recent ISPs. */
903 if (IS_QLA2100(ha
) || IS_QLA2200(ha
))
906 /* Retrieve IOCB counts available to the firmware. */
907 rval
= qla2x00_get_resource_cnts(ha
, NULL
, NULL
, NULL
, &fw_iocb_cnt
,
908 &ha
->max_npiv_vports
);
911 /* No point in continuing if current settings are sufficient. */
912 if (fw_iocb_cnt
< 1024)
914 if (ha
->request_q_length
>= request_q_length
)
917 /* Attempt to claim larger area for request queue. */
918 request_ring
= dma_alloc_coherent(&ha
->pdev
->dev
,
919 (request_q_length
+ 1) * sizeof(request_t
), &request_dma
,
921 if (request_ring
== NULL
)
924 /* Resize successful, report extensions. */
925 qla_printk(KERN_INFO
, ha
, "Extended memory detected (%d KB)...\n",
926 (ha
->fw_memory_size
+ 1) / 1024);
927 qla_printk(KERN_INFO
, ha
, "Resizing request queue depth "
928 "(%d -> %d)...\n", ha
->request_q_length
, request_q_length
);
930 /* Clear old allocations. */
931 dma_free_coherent(&ha
->pdev
->dev
,
932 (ha
->request_q_length
+ 1) * sizeof(request_t
), ha
->request_ring
,
935 /* Begin using larger queue. */
936 ha
->request_q_length
= request_q_length
;
937 ha
->request_ring
= request_ring
;
938 ha
->request_dma
= request_dma
;
942 * qla2x00_setup_chip() - Load and start RISC firmware.
945 * Returns 0 on success.
948 qla2x00_setup_chip(scsi_qla_host_t
*ha
)
951 uint32_t srisc_address
= 0;
952 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
955 if (!IS_FWI2_CAPABLE(ha
) && !IS_QLA2100(ha
) && !IS_QLA2200(ha
)) {
956 /* Disable SRAM, Instruction RAM and GP RAM parity. */
957 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
958 WRT_REG_WORD(®
->hccr
, (HCCR_ENABLE_PARITY
+ 0x0));
959 RD_REG_WORD(®
->hccr
);
960 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
963 /* Load firmware sequences */
964 rval
= ha
->isp_ops
->load_risc(ha
, &srisc_address
);
965 if (rval
== QLA_SUCCESS
) {
966 DEBUG(printk("scsi(%ld): Verifying Checksum of loaded RISC "
967 "code.\n", ha
->host_no
));
969 rval
= qla2x00_verify_checksum(ha
, srisc_address
);
970 if (rval
== QLA_SUCCESS
) {
971 /* Start firmware execution. */
972 DEBUG(printk("scsi(%ld): Checksum OK, start "
973 "firmware.\n", ha
->host_no
));
975 rval
= qla2x00_execute_fw(ha
, srisc_address
);
976 /* Retrieve firmware information. */
977 if (rval
== QLA_SUCCESS
&& ha
->fw_major_version
== 0) {
978 qla2x00_get_fw_version(ha
,
979 &ha
->fw_major_version
,
980 &ha
->fw_minor_version
,
981 &ha
->fw_subminor_version
,
982 &ha
->fw_attributes
, &ha
->fw_memory_size
);
983 qla2x00_resize_request_q(ha
);
984 ha
->flags
.npiv_supported
= 0;
985 if ((IS_QLA24XX(ha
) || IS_QLA25XX(ha
) ||
987 (ha
->fw_attributes
& BIT_2
)) {
988 ha
->flags
.npiv_supported
= 1;
989 if ((!ha
->max_npiv_vports
) ||
990 ((ha
->max_npiv_vports
+ 1) %
991 MIN_MULTI_ID_FABRIC
))
992 ha
->max_npiv_vports
=
993 MIN_MULTI_ID_FABRIC
- 1;
997 qla2x00_alloc_fw_dump(ha
);
1000 DEBUG2(printk(KERN_INFO
1001 "scsi(%ld): ISP Firmware failed checksum.\n",
1006 if (!IS_FWI2_CAPABLE(ha
) && !IS_QLA2100(ha
) && !IS_QLA2200(ha
)) {
1007 /* Enable proper parity. */
1008 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
1011 WRT_REG_WORD(®
->hccr
, HCCR_ENABLE_PARITY
+ 0x1);
1013 /* SRAM, Instruction RAM and GP RAM parity */
1014 WRT_REG_WORD(®
->hccr
, HCCR_ENABLE_PARITY
+ 0x7);
1015 RD_REG_WORD(®
->hccr
);
1016 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
1020 DEBUG2_3(printk("scsi(%ld): Setup chip **** FAILED ****.\n",
1028 * qla2x00_init_response_q_entries() - Initializes response queue entries.
1031 * Beginning of request ring has initialization control block already built
1032 * by nvram config routine.
1034 * Returns 0 on success.
1037 qla2x00_init_response_q_entries(scsi_qla_host_t
*ha
)
1042 pkt
= ha
->response_ring_ptr
;
1043 for (cnt
= 0; cnt
< ha
->response_q_length
; cnt
++) {
1044 pkt
->signature
= RESPONSE_PROCESSED
;
1051 * qla2x00_update_fw_options() - Read and process firmware options.
1054 * Returns 0 on success.
1057 qla2x00_update_fw_options(scsi_qla_host_t
*ha
)
1059 uint16_t swing
, emphasis
, tx_sens
, rx_sens
;
1061 memset(ha
->fw_options
, 0, sizeof(ha
->fw_options
));
1062 qla2x00_get_fw_options(ha
, ha
->fw_options
);
1064 if (IS_QLA2100(ha
) || IS_QLA2200(ha
))
1067 /* Serial Link options. */
1068 DEBUG3(printk("scsi(%ld): Serial link options:\n",
1070 DEBUG3(qla2x00_dump_buffer((uint8_t *)&ha
->fw_seriallink_options
,
1071 sizeof(ha
->fw_seriallink_options
)));
1073 ha
->fw_options
[1] &= ~FO1_SET_EMPHASIS_SWING
;
1074 if (ha
->fw_seriallink_options
[3] & BIT_2
) {
1075 ha
->fw_options
[1] |= FO1_SET_EMPHASIS_SWING
;
1078 swing
= ha
->fw_seriallink_options
[2] & (BIT_2
| BIT_1
| BIT_0
);
1079 emphasis
= (ha
->fw_seriallink_options
[2] &
1080 (BIT_4
| BIT_3
)) >> 3;
1081 tx_sens
= ha
->fw_seriallink_options
[0] &
1082 (BIT_3
| BIT_2
| BIT_1
| BIT_0
);
1083 rx_sens
= (ha
->fw_seriallink_options
[0] &
1084 (BIT_7
| BIT_6
| BIT_5
| BIT_4
)) >> 4;
1085 ha
->fw_options
[10] = (emphasis
<< 14) | (swing
<< 8);
1086 if (IS_QLA2300(ha
) || IS_QLA2312(ha
) || IS_QLA6312(ha
)) {
1089 ha
->fw_options
[10] |= (tx_sens
<< 4) | rx_sens
;
1090 } else if (IS_QLA2322(ha
) || IS_QLA6322(ha
))
1091 ha
->fw_options
[10] |= BIT_5
|
1092 ((rx_sens
& (BIT_1
| BIT_0
)) << 2) |
1093 (tx_sens
& (BIT_1
| BIT_0
));
1096 swing
= (ha
->fw_seriallink_options
[2] &
1097 (BIT_7
| BIT_6
| BIT_5
)) >> 5;
1098 emphasis
= ha
->fw_seriallink_options
[3] & (BIT_1
| BIT_0
);
1099 tx_sens
= ha
->fw_seriallink_options
[1] &
1100 (BIT_3
| BIT_2
| BIT_1
| BIT_0
);
1101 rx_sens
= (ha
->fw_seriallink_options
[1] &
1102 (BIT_7
| BIT_6
| BIT_5
| BIT_4
)) >> 4;
1103 ha
->fw_options
[11] = (emphasis
<< 14) | (swing
<< 8);
1104 if (IS_QLA2300(ha
) || IS_QLA2312(ha
) || IS_QLA6312(ha
)) {
1107 ha
->fw_options
[11] |= (tx_sens
<< 4) | rx_sens
;
1108 } else if (IS_QLA2322(ha
) || IS_QLA6322(ha
))
1109 ha
->fw_options
[11] |= BIT_5
|
1110 ((rx_sens
& (BIT_1
| BIT_0
)) << 2) |
1111 (tx_sens
& (BIT_1
| BIT_0
));
1115 /* Return command IOCBs without waiting for an ABTS to complete. */
1116 ha
->fw_options
[3] |= BIT_13
;
1119 if (ha
->flags
.enable_led_scheme
)
1120 ha
->fw_options
[2] |= BIT_12
;
1122 /* Detect ISP6312. */
1124 ha
->fw_options
[2] |= BIT_13
;
1126 /* Update firmware options. */
1127 qla2x00_set_fw_options(ha
, ha
->fw_options
);
1131 qla24xx_update_fw_options(scsi_qla_host_t
*ha
)
1135 /* Update Serial Link options. */
1136 if ((le16_to_cpu(ha
->fw_seriallink_options24
[0]) & BIT_0
) == 0)
1139 rval
= qla2x00_set_serdes_params(ha
,
1140 le16_to_cpu(ha
->fw_seriallink_options24
[1]),
1141 le16_to_cpu(ha
->fw_seriallink_options24
[2]),
1142 le16_to_cpu(ha
->fw_seriallink_options24
[3]));
1143 if (rval
!= QLA_SUCCESS
) {
1144 qla_printk(KERN_WARNING
, ha
,
1145 "Unable to update Serial Link options (%x).\n", rval
);
1150 qla2x00_config_rings(struct scsi_qla_host
*ha
)
1152 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
1154 /* Setup ring parameters in initialization control block. */
1155 ha
->init_cb
->request_q_outpointer
= __constant_cpu_to_le16(0);
1156 ha
->init_cb
->response_q_inpointer
= __constant_cpu_to_le16(0);
1157 ha
->init_cb
->request_q_length
= cpu_to_le16(ha
->request_q_length
);
1158 ha
->init_cb
->response_q_length
= cpu_to_le16(ha
->response_q_length
);
1159 ha
->init_cb
->request_q_address
[0] = cpu_to_le32(LSD(ha
->request_dma
));
1160 ha
->init_cb
->request_q_address
[1] = cpu_to_le32(MSD(ha
->request_dma
));
1161 ha
->init_cb
->response_q_address
[0] = cpu_to_le32(LSD(ha
->response_dma
));
1162 ha
->init_cb
->response_q_address
[1] = cpu_to_le32(MSD(ha
->response_dma
));
1164 WRT_REG_WORD(ISP_REQ_Q_IN(ha
, reg
), 0);
1165 WRT_REG_WORD(ISP_REQ_Q_OUT(ha
, reg
), 0);
1166 WRT_REG_WORD(ISP_RSP_Q_IN(ha
, reg
), 0);
1167 WRT_REG_WORD(ISP_RSP_Q_OUT(ha
, reg
), 0);
1168 RD_REG_WORD(ISP_RSP_Q_OUT(ha
, reg
)); /* PCI Posting. */
1172 qla24xx_config_rings(struct scsi_qla_host
*ha
)
1174 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
1175 struct init_cb_24xx
*icb
;
1177 /* Setup ring parameters in initialization control block. */
1178 icb
= (struct init_cb_24xx
*)ha
->init_cb
;
1179 icb
->request_q_outpointer
= __constant_cpu_to_le16(0);
1180 icb
->response_q_inpointer
= __constant_cpu_to_le16(0);
1181 icb
->request_q_length
= cpu_to_le16(ha
->request_q_length
);
1182 icb
->response_q_length
= cpu_to_le16(ha
->response_q_length
);
1183 icb
->request_q_address
[0] = cpu_to_le32(LSD(ha
->request_dma
));
1184 icb
->request_q_address
[1] = cpu_to_le32(MSD(ha
->request_dma
));
1185 icb
->response_q_address
[0] = cpu_to_le32(LSD(ha
->response_dma
));
1186 icb
->response_q_address
[1] = cpu_to_le32(MSD(ha
->response_dma
));
1188 WRT_REG_DWORD(®
->req_q_in
, 0);
1189 WRT_REG_DWORD(®
->req_q_out
, 0);
1190 WRT_REG_DWORD(®
->rsp_q_in
, 0);
1191 WRT_REG_DWORD(®
->rsp_q_out
, 0);
1192 RD_REG_DWORD(®
->rsp_q_out
);
1196 * qla2x00_init_rings() - Initializes firmware.
1199 * Beginning of request ring has initialization control block already built
1200 * by nvram config routine.
1202 * Returns 0 on success.
1205 qla2x00_init_rings(scsi_qla_host_t
*ha
)
1208 unsigned long flags
= 0;
1210 struct mid_init_cb_24xx
*mid_init_cb
=
1211 (struct mid_init_cb_24xx
*) ha
->init_cb
;
1213 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
1215 /* Clear outstanding commands array. */
1216 for (cnt
= 0; cnt
< MAX_OUTSTANDING_COMMANDS
; cnt
++)
1217 ha
->outstanding_cmds
[cnt
] = NULL
;
1219 ha
->current_outstanding_cmd
= 0;
1221 /* Clear RSCN queue. */
1222 ha
->rscn_in_ptr
= 0;
1223 ha
->rscn_out_ptr
= 0;
1225 /* Initialize firmware. */
1226 ha
->request_ring_ptr
= ha
->request_ring
;
1227 ha
->req_ring_index
= 0;
1228 ha
->req_q_cnt
= ha
->request_q_length
;
1229 ha
->response_ring_ptr
= ha
->response_ring
;
1230 ha
->rsp_ring_index
= 0;
1232 /* Initialize response queue entries */
1233 qla2x00_init_response_q_entries(ha
);
1235 ha
->isp_ops
->config_rings(ha
);
1237 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
1239 /* Update any ISP specific firmware options before initialization. */
1240 ha
->isp_ops
->update_fw_options(ha
);
1242 DEBUG(printk("scsi(%ld): Issue init firmware.\n", ha
->host_no
));
1244 if (ha
->flags
.npiv_supported
)
1245 mid_init_cb
->count
= cpu_to_le16(ha
->max_npiv_vports
);
1247 mid_init_cb
->options
= __constant_cpu_to_le16(BIT_1
);
1249 rval
= qla2x00_init_firmware(ha
, ha
->init_cb_size
);
1251 DEBUG2_3(printk("scsi(%ld): Init firmware **** FAILED ****.\n",
1254 DEBUG3(printk("scsi(%ld): Init firmware -- success.\n",
1262 * qla2x00_fw_ready() - Waits for firmware ready.
1265 * Returns 0 on success.
1268 qla2x00_fw_ready(scsi_qla_host_t
*ha
)
1271 unsigned long wtime
, mtime
, cs84xx_time
;
1272 uint16_t min_wait
; /* Minimum wait time if loop is down */
1273 uint16_t wait_time
; /* Wait time if loop is coming ready */
1278 /* 20 seconds for loop down. */
1282 * Firmware should take at most one RATOV to login, plus 5 seconds for
1283 * our own processing.
1285 if ((wait_time
= (ha
->retry_count
*ha
->login_timeout
) + 5) < min_wait
) {
1286 wait_time
= min_wait
;
1289 /* Min wait time if loop down */
1290 mtime
= jiffies
+ (min_wait
* HZ
);
1292 /* wait time before firmware ready */
1293 wtime
= jiffies
+ (wait_time
* HZ
);
1295 /* Wait for ISP to finish LIP */
1296 if (!ha
->flags
.init_done
)
1297 qla_printk(KERN_INFO
, ha
, "Waiting for LIP to complete...\n");
1299 DEBUG3(printk("scsi(%ld): Waiting for LIP to complete...\n",
1303 rval
= qla2x00_get_firmware_state(ha
, state
);
1304 if (rval
== QLA_SUCCESS
) {
1305 if (state
[0] < FSTATE_LOSS_OF_SYNC
) {
1306 ha
->device_flags
&= ~DFLG_NO_CABLE
;
1308 if (IS_QLA84XX(ha
) && state
[0] != FSTATE_READY
) {
1309 DEBUG16(printk("scsi(%ld): fw_state=%x "
1310 "84xx=%x.\n", ha
->host_no
, state
[0],
1312 if ((state
[2] & FSTATE_LOGGED_IN
) &&
1313 (state
[2] & FSTATE_WAITING_FOR_VERIFY
)) {
1314 DEBUG16(printk("scsi(%ld): Sending "
1315 "verify iocb.\n", ha
->host_no
));
1317 cs84xx_time
= jiffies
;
1318 rval
= qla84xx_init_chip(ha
);
1319 if (rval
!= QLA_SUCCESS
)
1322 /* Add time taken to initialize. */
1323 cs84xx_time
= jiffies
- cs84xx_time
;
1324 wtime
+= cs84xx_time
;
1325 mtime
+= cs84xx_time
;
1326 DEBUG16(printk("scsi(%ld): Increasing "
1327 "wait time by %ld. New time %ld\n",
1328 ha
->host_no
, cs84xx_time
, wtime
));
1330 } else if (state
[0] == FSTATE_READY
) {
1331 DEBUG(printk("scsi(%ld): F/W Ready - OK \n",
1334 qla2x00_get_retry_cnt(ha
, &ha
->retry_count
,
1335 &ha
->login_timeout
, &ha
->r_a_tov
);
1341 rval
= QLA_FUNCTION_FAILED
;
1343 if (atomic_read(&ha
->loop_down_timer
) &&
1344 state
[0] != FSTATE_READY
) {
1345 /* Loop down. Timeout on min_wait for states
1346 * other than Wait for Login.
1348 if (time_after_eq(jiffies
, mtime
)) {
1349 qla_printk(KERN_INFO
, ha
,
1350 "Cable is unplugged...\n");
1352 ha
->device_flags
|= DFLG_NO_CABLE
;
1357 /* Mailbox cmd failed. Timeout on min_wait. */
1358 if (time_after_eq(jiffies
, mtime
))
1362 if (time_after_eq(jiffies
, wtime
))
1365 /* Delay for a while */
1368 DEBUG3(printk("scsi(%ld): fw_state=%x curr time=%lx.\n",
1369 ha
->host_no
, state
[0], jiffies
));
1372 DEBUG(printk("scsi(%ld): fw_state=%x curr time=%lx.\n",
1373 ha
->host_no
, state
[0], jiffies
));
1376 DEBUG2_3(printk("scsi(%ld): Firmware ready **** FAILED ****.\n",
1384 * qla2x00_configure_hba
1385 * Setup adapter context.
1388 * ha = adapter state pointer.
1397 qla2x00_configure_hba(scsi_qla_host_t
*ha
)
1406 char connect_type
[22];
1408 /* Get host addresses. */
1409 rval
= qla2x00_get_adapter_id(ha
,
1410 &loop_id
, &al_pa
, &area
, &domain
, &topo
, &sw_cap
);
1411 if (rval
!= QLA_SUCCESS
) {
1412 if (LOOP_TRANSITION(ha
) || atomic_read(&ha
->loop_down_timer
) ||
1413 (rval
== QLA_COMMAND_ERROR
&& loop_id
== 0x7)) {
1414 DEBUG2(printk("%s(%ld) Loop is in a transition state\n",
1415 __func__
, ha
->host_no
));
1417 qla_printk(KERN_WARNING
, ha
,
1418 "ERROR -- Unable to get host loop ID.\n");
1419 set_bit(ISP_ABORT_NEEDED
, &ha
->dpc_flags
);
1425 qla_printk(KERN_INFO
, ha
,
1426 "Cannot get topology - retrying.\n");
1427 return (QLA_FUNCTION_FAILED
);
1430 ha
->loop_id
= loop_id
;
1433 ha
->min_external_loopid
= SNS_FIRST_LOOP_ID
;
1434 ha
->operating_mode
= LOOP
;
1439 DEBUG3(printk("scsi(%ld): HBA in NL topology.\n",
1441 ha
->current_topology
= ISP_CFG_NL
;
1442 strcpy(connect_type
, "(Loop)");
1446 DEBUG3(printk("scsi(%ld): HBA in FL topology.\n",
1448 ha
->switch_cap
= sw_cap
;
1449 ha
->current_topology
= ISP_CFG_FL
;
1450 strcpy(connect_type
, "(FL_Port)");
1454 DEBUG3(printk("scsi(%ld): HBA in N P2P topology.\n",
1456 ha
->operating_mode
= P2P
;
1457 ha
->current_topology
= ISP_CFG_N
;
1458 strcpy(connect_type
, "(N_Port-to-N_Port)");
1462 DEBUG3(printk("scsi(%ld): HBA in F P2P topology.\n",
1464 ha
->switch_cap
= sw_cap
;
1465 ha
->operating_mode
= P2P
;
1466 ha
->current_topology
= ISP_CFG_F
;
1467 strcpy(connect_type
, "(F_Port)");
1471 DEBUG3(printk("scsi(%ld): HBA in unknown topology %x. "
1473 ha
->host_no
, topo
));
1474 ha
->current_topology
= ISP_CFG_NL
;
1475 strcpy(connect_type
, "(Loop)");
1479 /* Save Host port and loop ID. */
1480 /* byte order - Big Endian */
1481 ha
->d_id
.b
.domain
= domain
;
1482 ha
->d_id
.b
.area
= area
;
1483 ha
->d_id
.b
.al_pa
= al_pa
;
1485 if (!ha
->flags
.init_done
)
1486 qla_printk(KERN_INFO
, ha
,
1487 "Topology - %s, Host Loop address 0x%x\n",
1488 connect_type
, ha
->loop_id
);
1491 DEBUG2_3(printk("scsi(%ld): FAILED.\n", ha
->host_no
));
1493 DEBUG3(printk("scsi(%ld): exiting normally.\n", ha
->host_no
));
1500 qla2x00_set_model_info(scsi_qla_host_t
*ha
, uint8_t *model
, size_t len
, char *def
)
1505 if (memcmp(model
, BINZERO
, len
) != 0) {
1506 strncpy(ha
->model_number
, model
, len
);
1507 st
= en
= ha
->model_number
;
1510 if (*en
!= 0x20 && *en
!= 0x00)
1515 index
= (ha
->pdev
->subsystem_device
& 0xff);
1516 if (ha
->pdev
->subsystem_vendor
== PCI_VENDOR_ID_QLOGIC
&&
1517 index
< QLA_MODEL_NAMES
)
1518 strncpy(ha
->model_desc
,
1519 qla2x00_model_name
[index
* 2 + 1],
1520 sizeof(ha
->model_desc
) - 1);
1522 index
= (ha
->pdev
->subsystem_device
& 0xff);
1523 if (ha
->pdev
->subsystem_vendor
== PCI_VENDOR_ID_QLOGIC
&&
1524 index
< QLA_MODEL_NAMES
) {
1525 strcpy(ha
->model_number
,
1526 qla2x00_model_name
[index
* 2]);
1527 strncpy(ha
->model_desc
,
1528 qla2x00_model_name
[index
* 2 + 1],
1529 sizeof(ha
->model_desc
) - 1);
1531 strcpy(ha
->model_number
, def
);
1534 if (IS_FWI2_CAPABLE(ha
))
1535 qla2xxx_get_vpd_field(ha
, "\x82", ha
->model_desc
,
1536 sizeof(ha
->model_desc
));
1539 /* On sparc systems, obtain port and node WWN from firmware
1542 static void qla2xxx_nvram_wwn_from_ofw(scsi_qla_host_t
*ha
, nvram_t
*nv
)
1545 struct pci_dev
*pdev
= ha
->pdev
;
1546 struct device_node
*dp
= pci_device_to_OF_node(pdev
);
1550 val
= of_get_property(dp
, "port-wwn", &len
);
1551 if (val
&& len
>= WWN_SIZE
)
1552 memcpy(nv
->port_name
, val
, WWN_SIZE
);
1554 val
= of_get_property(dp
, "node-wwn", &len
);
1555 if (val
&& len
>= WWN_SIZE
)
1556 memcpy(nv
->node_name
, val
, WWN_SIZE
);
1561 * NVRAM configuration for ISP 2xxx
1564 * ha = adapter block pointer.
1567 * initialization control block in response_ring
1568 * host adapters parameters in host adapter block
1574 qla2x00_nvram_config(scsi_qla_host_t
*ha
)
1579 uint8_t *dptr1
, *dptr2
;
1580 init_cb_t
*icb
= ha
->init_cb
;
1581 nvram_t
*nv
= ha
->nvram
;
1582 uint8_t *ptr
= ha
->nvram
;
1583 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
1587 /* Determine NVRAM starting address. */
1588 ha
->nvram_size
= sizeof(nvram_t
);
1590 if (!IS_QLA2100(ha
) && !IS_QLA2200(ha
) && !IS_QLA2300(ha
))
1591 if ((RD_REG_WORD(®
->ctrl_status
) >> 14) == 1)
1592 ha
->nvram_base
= 0x80;
1594 /* Get NVRAM data and calculate checksum. */
1595 ha
->isp_ops
->read_nvram(ha
, ptr
, ha
->nvram_base
, ha
->nvram_size
);
1596 for (cnt
= 0, chksum
= 0; cnt
< ha
->nvram_size
; cnt
++)
1599 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", ha
->host_no
));
1600 DEBUG5(qla2x00_dump_buffer((uint8_t *)nv
, ha
->nvram_size
));
1602 /* Bad NVRAM data, set defaults parameters. */
1603 if (chksum
|| nv
->id
[0] != 'I' || nv
->id
[1] != 'S' ||
1604 nv
->id
[2] != 'P' || nv
->id
[3] != ' ' || nv
->nvram_version
< 1) {
1605 /* Reset NVRAM data. */
1606 qla_printk(KERN_WARNING
, ha
, "Inconsistent NVRAM detected: "
1607 "checksum=0x%x id=%c version=0x%x.\n", chksum
, nv
->id
[0],
1609 qla_printk(KERN_WARNING
, ha
, "Falling back to functioning (yet "
1610 "invalid -- WWPN) defaults.\n");
1613 qla2xxx_hw_event_log(ha
, HW_EVENT_NVRAM_CHKSUM_ERR
, 0,
1614 MSW(chksum
), LSW(chksum
));
1617 * Set default initialization control block.
1619 memset(nv
, 0, ha
->nvram_size
);
1620 nv
->parameter_block_version
= ICB_VERSION
;
1622 if (IS_QLA23XX(ha
)) {
1623 nv
->firmware_options
[0] = BIT_2
| BIT_1
;
1624 nv
->firmware_options
[1] = BIT_7
| BIT_5
;
1625 nv
->add_firmware_options
[0] = BIT_5
;
1626 nv
->add_firmware_options
[1] = BIT_5
| BIT_4
;
1627 nv
->frame_payload_size
= __constant_cpu_to_le16(2048);
1628 nv
->special_options
[1] = BIT_7
;
1629 } else if (IS_QLA2200(ha
)) {
1630 nv
->firmware_options
[0] = BIT_2
| BIT_1
;
1631 nv
->firmware_options
[1] = BIT_7
| BIT_5
;
1632 nv
->add_firmware_options
[0] = BIT_5
;
1633 nv
->add_firmware_options
[1] = BIT_5
| BIT_4
;
1634 nv
->frame_payload_size
= __constant_cpu_to_le16(1024);
1635 } else if (IS_QLA2100(ha
)) {
1636 nv
->firmware_options
[0] = BIT_3
| BIT_1
;
1637 nv
->firmware_options
[1] = BIT_5
;
1638 nv
->frame_payload_size
= __constant_cpu_to_le16(1024);
1641 nv
->max_iocb_allocation
= __constant_cpu_to_le16(256);
1642 nv
->execution_throttle
= __constant_cpu_to_le16(16);
1643 nv
->retry_count
= 8;
1644 nv
->retry_delay
= 1;
1646 nv
->port_name
[0] = 33;
1647 nv
->port_name
[3] = 224;
1648 nv
->port_name
[4] = 139;
1650 qla2xxx_nvram_wwn_from_ofw(ha
, nv
);
1652 nv
->login_timeout
= 4;
1655 * Set default host adapter parameters
1657 nv
->host_p
[1] = BIT_2
;
1658 nv
->reset_delay
= 5;
1659 nv
->port_down_retry_count
= 8;
1660 nv
->max_luns_per_target
= __constant_cpu_to_le16(8);
1661 nv
->link_down_timeout
= 60;
1666 #if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2)
1668 * The SN2 does not provide BIOS emulation which means you can't change
1669 * potentially bogus BIOS settings. Force the use of default settings
1670 * for link rate and frame size. Hope that the rest of the settings
1673 if (ia64_platform_is("sn2")) {
1674 nv
->frame_payload_size
= __constant_cpu_to_le16(2048);
1676 nv
->special_options
[1] = BIT_7
;
1680 /* Reset Initialization control block */
1681 memset(icb
, 0, ha
->init_cb_size
);
1684 * Setup driver NVRAM options.
1686 nv
->firmware_options
[0] |= (BIT_6
| BIT_1
);
1687 nv
->firmware_options
[0] &= ~(BIT_5
| BIT_4
);
1688 nv
->firmware_options
[1] |= (BIT_5
| BIT_0
);
1689 nv
->firmware_options
[1] &= ~BIT_4
;
1691 if (IS_QLA23XX(ha
)) {
1692 nv
->firmware_options
[0] |= BIT_2
;
1693 nv
->firmware_options
[0] &= ~BIT_3
;
1694 nv
->add_firmware_options
[1] |= BIT_5
| BIT_4
;
1696 if (IS_QLA2300(ha
)) {
1697 if (ha
->fb_rev
== FPM_2310
) {
1698 strcpy(ha
->model_number
, "QLA2310");
1700 strcpy(ha
->model_number
, "QLA2300");
1703 qla2x00_set_model_info(ha
, nv
->model_number
,
1704 sizeof(nv
->model_number
), "QLA23xx");
1706 } else if (IS_QLA2200(ha
)) {
1707 nv
->firmware_options
[0] |= BIT_2
;
1709 * 'Point-to-point preferred, else loop' is not a safe
1710 * connection mode setting.
1712 if ((nv
->add_firmware_options
[0] & (BIT_6
| BIT_5
| BIT_4
)) ==
1714 /* Force 'loop preferred, else point-to-point'. */
1715 nv
->add_firmware_options
[0] &= ~(BIT_6
| BIT_5
| BIT_4
);
1716 nv
->add_firmware_options
[0] |= BIT_5
;
1718 strcpy(ha
->model_number
, "QLA22xx");
1719 } else /*if (IS_QLA2100(ha))*/ {
1720 strcpy(ha
->model_number
, "QLA2100");
1724 * Copy over NVRAM RISC parameter block to initialization control block.
1726 dptr1
= (uint8_t *)icb
;
1727 dptr2
= (uint8_t *)&nv
->parameter_block_version
;
1728 cnt
= (uint8_t *)&icb
->request_q_outpointer
- (uint8_t *)&icb
->version
;
1730 *dptr1
++ = *dptr2
++;
1732 /* Copy 2nd half. */
1733 dptr1
= (uint8_t *)icb
->add_firmware_options
;
1734 cnt
= (uint8_t *)icb
->reserved_3
- (uint8_t *)icb
->add_firmware_options
;
1736 *dptr1
++ = *dptr2
++;
1738 /* Use alternate WWN? */
1739 if (nv
->host_p
[1] & BIT_7
) {
1740 memcpy(icb
->node_name
, nv
->alternate_node_name
, WWN_SIZE
);
1741 memcpy(icb
->port_name
, nv
->alternate_port_name
, WWN_SIZE
);
1744 /* Prepare nodename */
1745 if ((icb
->firmware_options
[1] & BIT_6
) == 0) {
1747 * Firmware will apply the following mask if the nodename was
1750 memcpy(icb
->node_name
, icb
->port_name
, WWN_SIZE
);
1751 icb
->node_name
[0] &= 0xF0;
1755 * Set host adapter parameters.
1757 if (nv
->host_p
[0] & BIT_7
)
1758 ql2xextended_error_logging
= 1;
1759 ha
->flags
.disable_risc_code_load
= ((nv
->host_p
[0] & BIT_4
) ? 1 : 0);
1760 /* Always load RISC code on non ISP2[12]00 chips. */
1761 if (!IS_QLA2100(ha
) && !IS_QLA2200(ha
))
1762 ha
->flags
.disable_risc_code_load
= 0;
1763 ha
->flags
.enable_lip_reset
= ((nv
->host_p
[1] & BIT_1
) ? 1 : 0);
1764 ha
->flags
.enable_lip_full_login
= ((nv
->host_p
[1] & BIT_2
) ? 1 : 0);
1765 ha
->flags
.enable_target_reset
= ((nv
->host_p
[1] & BIT_3
) ? 1 : 0);
1766 ha
->flags
.enable_led_scheme
= (nv
->special_options
[1] & BIT_4
) ? 1 : 0;
1767 ha
->flags
.disable_serdes
= 0;
1769 ha
->operating_mode
=
1770 (icb
->add_firmware_options
[0] & (BIT_6
| BIT_5
| BIT_4
)) >> 4;
1772 memcpy(ha
->fw_seriallink_options
, nv
->seriallink_options
,
1773 sizeof(ha
->fw_seriallink_options
));
1775 /* save HBA serial number */
1776 ha
->serial0
= icb
->port_name
[5];
1777 ha
->serial1
= icb
->port_name
[6];
1778 ha
->serial2
= icb
->port_name
[7];
1779 ha
->node_name
= icb
->node_name
;
1780 ha
->port_name
= icb
->port_name
;
1782 icb
->execution_throttle
= __constant_cpu_to_le16(0xFFFF);
1784 ha
->retry_count
= nv
->retry_count
;
1786 /* Set minimum login_timeout to 4 seconds. */
1787 if (nv
->login_timeout
< ql2xlogintimeout
)
1788 nv
->login_timeout
= ql2xlogintimeout
;
1789 if (nv
->login_timeout
< 4)
1790 nv
->login_timeout
= 4;
1791 ha
->login_timeout
= nv
->login_timeout
;
1792 icb
->login_timeout
= nv
->login_timeout
;
1794 /* Set minimum RATOV to 100 tenths of a second. */
1797 ha
->loop_reset_delay
= nv
->reset_delay
;
1799 /* Link Down Timeout = 0:
1801 * When Port Down timer expires we will start returning
1802 * I/O's to OS with "DID_NO_CONNECT".
1804 * Link Down Timeout != 0:
1806 * The driver waits for the link to come up after link down
1807 * before returning I/Os to OS with "DID_NO_CONNECT".
1809 if (nv
->link_down_timeout
== 0) {
1810 ha
->loop_down_abort_time
=
1811 (LOOP_DOWN_TIME
- LOOP_DOWN_TIMEOUT
);
1813 ha
->link_down_timeout
= nv
->link_down_timeout
;
1814 ha
->loop_down_abort_time
=
1815 (LOOP_DOWN_TIME
- ha
->link_down_timeout
);
1819 * Need enough time to try and get the port back.
1821 ha
->port_down_retry_count
= nv
->port_down_retry_count
;
1822 if (qlport_down_retry
)
1823 ha
->port_down_retry_count
= qlport_down_retry
;
1824 /* Set login_retry_count */
1825 ha
->login_retry_count
= nv
->retry_count
;
1826 if (ha
->port_down_retry_count
== nv
->port_down_retry_count
&&
1827 ha
->port_down_retry_count
> 3)
1828 ha
->login_retry_count
= ha
->port_down_retry_count
;
1829 else if (ha
->port_down_retry_count
> (int)ha
->login_retry_count
)
1830 ha
->login_retry_count
= ha
->port_down_retry_count
;
1831 if (ql2xloginretrycount
)
1832 ha
->login_retry_count
= ql2xloginretrycount
;
1834 icb
->lun_enables
= __constant_cpu_to_le16(0);
1835 icb
->command_resource_count
= 0;
1836 icb
->immediate_notify_resource_count
= 0;
1837 icb
->timeout
= __constant_cpu_to_le16(0);
1839 if (IS_QLA2100(ha
) || IS_QLA2200(ha
)) {
1841 icb
->firmware_options
[0] &= ~BIT_3
;
1842 icb
->add_firmware_options
[0] &=
1843 ~(BIT_3
| BIT_2
| BIT_1
| BIT_0
);
1844 icb
->add_firmware_options
[0] |= BIT_2
;
1845 icb
->response_accumulation_timer
= 3;
1846 icb
->interrupt_delay_timer
= 5;
1848 ha
->flags
.process_response_queue
= 1;
1851 if (!ha
->flags
.init_done
) {
1852 ha
->zio_mode
= icb
->add_firmware_options
[0] &
1853 (BIT_3
| BIT_2
| BIT_1
| BIT_0
);
1854 ha
->zio_timer
= icb
->interrupt_delay_timer
?
1855 icb
->interrupt_delay_timer
: 2;
1857 icb
->add_firmware_options
[0] &=
1858 ~(BIT_3
| BIT_2
| BIT_1
| BIT_0
);
1859 ha
->flags
.process_response_queue
= 0;
1860 if (ha
->zio_mode
!= QLA_ZIO_DISABLED
) {
1861 ha
->zio_mode
= QLA_ZIO_MODE_6
;
1863 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer "
1864 "delay (%d us).\n", ha
->host_no
, ha
->zio_mode
,
1865 ha
->zio_timer
* 100));
1866 qla_printk(KERN_INFO
, ha
,
1867 "ZIO mode %d enabled; timer delay (%d us).\n",
1868 ha
->zio_mode
, ha
->zio_timer
* 100);
1870 icb
->add_firmware_options
[0] |= (uint8_t)ha
->zio_mode
;
1871 icb
->interrupt_delay_timer
= (uint8_t)ha
->zio_timer
;
1872 ha
->flags
.process_response_queue
= 1;
1877 DEBUG2_3(printk(KERN_WARNING
1878 "scsi(%ld): NVRAM configuration failed!\n", ha
->host_no
));
1884 qla2x00_rport_del(void *data
)
1886 fc_port_t
*fcport
= data
;
1887 struct fc_rport
*rport
;
1889 spin_lock_irq(fcport
->ha
->host
->host_lock
);
1890 rport
= fcport
->drport
;
1891 fcport
->drport
= NULL
;
1892 spin_unlock_irq(fcport
->ha
->host
->host_lock
);
1894 fc_remote_port_delete(rport
);
1898 * qla2x00_alloc_fcport() - Allocate a generic fcport.
1900 * @flags: allocation flags
1902 * Returns a pointer to the allocated fcport, or NULL, if none available.
1905 qla2x00_alloc_fcport(scsi_qla_host_t
*ha
, gfp_t flags
)
1909 fcport
= kzalloc(sizeof(fc_port_t
), flags
);
1913 /* Setup fcport template structure. */
1915 fcport
->vp_idx
= ha
->vp_idx
;
1916 fcport
->port_type
= FCT_UNKNOWN
;
1917 fcport
->loop_id
= FC_NO_LOOP_ID
;
1918 atomic_set(&fcport
->state
, FCS_UNCONFIGURED
);
1919 fcport
->flags
= FCF_RLC_SUPPORT
;
1920 fcport
->supported_classes
= FC_COS_UNSPECIFIED
;
1926 * qla2x00_configure_loop
1927 * Updates Fibre Channel Device Database with what is actually on loop.
1930 * ha = adapter block pointer.
1935 * 2 = database was full and device was not configured.
1938 qla2x00_configure_loop(scsi_qla_host_t
*ha
)
1941 unsigned long flags
, save_flags
;
1945 /* Get Initiator ID */
1946 if (test_bit(LOCAL_LOOP_UPDATE
, &ha
->dpc_flags
)) {
1947 rval
= qla2x00_configure_hba(ha
);
1948 if (rval
!= QLA_SUCCESS
) {
1949 DEBUG(printk("scsi(%ld): Unable to configure HBA.\n",
1955 save_flags
= flags
= ha
->dpc_flags
;
1956 DEBUG(printk("scsi(%ld): Configure loop -- dpc flags =0x%lx\n",
1957 ha
->host_no
, flags
));
1960 * If we have both an RSCN and PORT UPDATE pending then handle them
1961 * both at the same time.
1963 clear_bit(LOCAL_LOOP_UPDATE
, &ha
->dpc_flags
);
1964 clear_bit(RSCN_UPDATE
, &ha
->dpc_flags
);
1966 /* Determine what we need to do */
1967 if (ha
->current_topology
== ISP_CFG_FL
&&
1968 (test_bit(LOCAL_LOOP_UPDATE
, &flags
))) {
1970 ha
->flags
.rscn_queue_overflow
= 1;
1971 set_bit(RSCN_UPDATE
, &flags
);
1973 } else if (ha
->current_topology
== ISP_CFG_F
&&
1974 (test_bit(LOCAL_LOOP_UPDATE
, &flags
))) {
1976 ha
->flags
.rscn_queue_overflow
= 1;
1977 set_bit(RSCN_UPDATE
, &flags
);
1978 clear_bit(LOCAL_LOOP_UPDATE
, &flags
);
1980 } else if (ha
->current_topology
== ISP_CFG_N
) {
1981 clear_bit(RSCN_UPDATE
, &flags
);
1983 } else if (!ha
->flags
.online
||
1984 (test_bit(ABORT_ISP_ACTIVE
, &flags
))) {
1986 ha
->flags
.rscn_queue_overflow
= 1;
1987 set_bit(RSCN_UPDATE
, &flags
);
1988 set_bit(LOCAL_LOOP_UPDATE
, &flags
);
1991 if (test_bit(LOCAL_LOOP_UPDATE
, &flags
)) {
1992 if (test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
)) {
1993 rval
= QLA_FUNCTION_FAILED
;
1995 rval
= qla2x00_configure_local_loop(ha
);
1999 if (rval
== QLA_SUCCESS
&& test_bit(RSCN_UPDATE
, &flags
)) {
2000 if (LOOP_TRANSITION(ha
)) {
2001 rval
= QLA_FUNCTION_FAILED
;
2003 rval
= qla2x00_configure_fabric(ha
);
2007 if (rval
== QLA_SUCCESS
) {
2008 if (atomic_read(&ha
->loop_down_timer
) ||
2009 test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
)) {
2010 rval
= QLA_FUNCTION_FAILED
;
2012 atomic_set(&ha
->loop_state
, LOOP_READY
);
2014 DEBUG(printk("scsi(%ld): LOOP READY\n", ha
->host_no
));
2019 DEBUG2_3(printk("%s(%ld): *** FAILED ***\n",
2020 __func__
, ha
->host_no
));
2022 DEBUG3(printk("%s: exiting normally\n", __func__
));
2025 /* Restore state if a resync event occurred during processing */
2026 if (test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
)) {
2027 if (test_bit(LOCAL_LOOP_UPDATE
, &save_flags
))
2028 set_bit(LOCAL_LOOP_UPDATE
, &ha
->dpc_flags
);
2029 if (test_bit(RSCN_UPDATE
, &save_flags
)) {
2030 ha
->flags
.rscn_queue_overflow
= 1;
2031 set_bit(RSCN_UPDATE
, &ha
->dpc_flags
);
2041 * qla2x00_configure_local_loop
2042 * Updates Fibre Channel Device Database with local loop devices.
2045 * ha = adapter block pointer.
2051 qla2x00_configure_local_loop(scsi_qla_host_t
*ha
)
2056 fc_port_t
*fcport
, *new_fcport
;
2062 uint8_t domain
, area
, al_pa
;
2063 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
2067 entries
= MAX_FIBRE_DEVICES
;
2069 DEBUG3(printk("scsi(%ld): Getting FCAL position map\n", ha
->host_no
));
2070 DEBUG3(qla2x00_get_fcal_position_map(ha
, NULL
));
2072 /* Get list of logged in devices. */
2073 memset(ha
->gid_list
, 0, GID_LIST_SIZE
);
2074 rval
= qla2x00_get_id_list(ha
, ha
->gid_list
, ha
->gid_list_dma
,
2076 if (rval
!= QLA_SUCCESS
)
2077 goto cleanup_allocation
;
2079 DEBUG3(printk("scsi(%ld): Entries in ID list (%d)\n",
2080 ha
->host_no
, entries
));
2081 DEBUG3(qla2x00_dump_buffer((uint8_t *)ha
->gid_list
,
2082 entries
* sizeof(struct gid_list_info
)));
2084 /* Allocate temporary fcport for any new fcports discovered. */
2085 new_fcport
= qla2x00_alloc_fcport(ha
, GFP_KERNEL
);
2086 if (new_fcport
== NULL
) {
2087 rval
= QLA_MEMORY_ALLOC_FAILED
;
2088 goto cleanup_allocation
;
2090 new_fcport
->flags
&= ~FCF_FABRIC_DEVICE
;
2093 * Mark local devices that were present with FCF_DEVICE_LOST for now.
2095 list_for_each_entry(fcport
, &pha
->fcports
, list
) {
2096 if (fcport
->vp_idx
!= ha
->vp_idx
)
2099 if (atomic_read(&fcport
->state
) == FCS_ONLINE
&&
2100 fcport
->port_type
!= FCT_BROADCAST
&&
2101 (fcport
->flags
& FCF_FABRIC_DEVICE
) == 0) {
2103 DEBUG(printk("scsi(%ld): Marking port lost, "
2105 ha
->host_no
, fcport
->loop_id
));
2107 atomic_set(&fcport
->state
, FCS_DEVICE_LOST
);
2108 fcport
->flags
&= ~FCF_FARP_DONE
;
2112 /* Add devices to port list. */
2113 id_iter
= (char *)ha
->gid_list
;
2114 for (index
= 0; index
< entries
; index
++) {
2115 domain
= ((struct gid_list_info
*)id_iter
)->domain
;
2116 area
= ((struct gid_list_info
*)id_iter
)->area
;
2117 al_pa
= ((struct gid_list_info
*)id_iter
)->al_pa
;
2118 if (IS_QLA2100(ha
) || IS_QLA2200(ha
))
2119 loop_id
= (uint16_t)
2120 ((struct gid_list_info
*)id_iter
)->loop_id_2100
;
2122 loop_id
= le16_to_cpu(
2123 ((struct gid_list_info
*)id_iter
)->loop_id
);
2124 id_iter
+= ha
->gid_list_info_size
;
2126 /* Bypass reserved domain fields. */
2127 if ((domain
& 0xf0) == 0xf0)
2130 /* Bypass if not same domain and area of adapter. */
2131 if (area
&& domain
&&
2132 (area
!= ha
->d_id
.b
.area
|| domain
!= ha
->d_id
.b
.domain
))
2135 /* Bypass invalid local loop ID. */
2136 if (loop_id
> LAST_LOCAL_LOOP_ID
)
2139 /* Fill in member data. */
2140 new_fcport
->d_id
.b
.domain
= domain
;
2141 new_fcport
->d_id
.b
.area
= area
;
2142 new_fcport
->d_id
.b
.al_pa
= al_pa
;
2143 new_fcport
->loop_id
= loop_id
;
2144 new_fcport
->vp_idx
= ha
->vp_idx
;
2145 rval2
= qla2x00_get_port_database(ha
, new_fcport
, 0);
2146 if (rval2
!= QLA_SUCCESS
) {
2147 DEBUG2(printk("scsi(%ld): Failed to retrieve fcport "
2148 "information -- get_port_database=%x, "
2150 ha
->host_no
, rval2
, new_fcport
->loop_id
));
2151 DEBUG2(printk("scsi(%ld): Scheduling resync...\n",
2153 set_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
);
2157 /* Check for matching device in port list. */
2160 list_for_each_entry(fcport
, &pha
->fcports
, list
) {
2161 if (fcport
->vp_idx
!= ha
->vp_idx
)
2164 if (memcmp(new_fcport
->port_name
, fcport
->port_name
,
2168 fcport
->flags
&= ~(FCF_FABRIC_DEVICE
|
2169 FCF_PERSISTENT_BOUND
);
2170 fcport
->loop_id
= new_fcport
->loop_id
;
2171 fcport
->port_type
= new_fcport
->port_type
;
2172 fcport
->d_id
.b24
= new_fcport
->d_id
.b24
;
2173 memcpy(fcport
->node_name
, new_fcport
->node_name
,
2181 /* New device, add to fcports list. */
2182 new_fcport
->flags
&= ~FCF_PERSISTENT_BOUND
;
2184 new_fcport
->ha
= ha
;
2185 new_fcport
->vp_idx
= ha
->vp_idx
;
2186 list_add_tail(&new_fcport
->vp_fcport
,
2189 list_add_tail(&new_fcport
->list
, &pha
->fcports
);
2191 /* Allocate a new replacement fcport. */
2192 fcport
= new_fcport
;
2193 new_fcport
= qla2x00_alloc_fcport(ha
, GFP_KERNEL
);
2194 if (new_fcport
== NULL
) {
2195 rval
= QLA_MEMORY_ALLOC_FAILED
;
2196 goto cleanup_allocation
;
2198 new_fcport
->flags
&= ~FCF_FABRIC_DEVICE
;
2201 /* Base iIDMA settings on HBA port speed. */
2202 fcport
->fp_speed
= ha
->link_data_rate
;
2204 qla2x00_update_fcport(ha
, fcport
);
2212 if (rval
!= QLA_SUCCESS
) {
2213 DEBUG2(printk("scsi(%ld): Configure local loop error exit: "
2214 "rval=%x\n", ha
->host_no
, rval
));
2218 ha
->device_flags
|= DFLG_LOCAL_DEVICES
;
2219 ha
->device_flags
&= ~DFLG_RETRY_LOCAL_DEVICES
;
2226 qla2x00_iidma_fcport(scsi_qla_host_t
*ha
, fc_port_t
*fcport
)
2228 #define LS_UNKNOWN 2
2229 static char *link_speeds
[5] = { "1", "2", "?", "4", "8" };
2233 if (!IS_IIDMA_CAPABLE(ha
))
2236 if (fcport
->fp_speed
== PORT_SPEED_UNKNOWN
||
2237 fcport
->fp_speed
> ha
->link_data_rate
)
2240 rval
= qla2x00_set_idma_speed(ha
, fcport
->loop_id
, fcport
->fp_speed
,
2242 if (rval
!= QLA_SUCCESS
) {
2243 DEBUG2(printk("scsi(%ld): Unable to adjust iIDMA "
2244 "%02x%02x%02x%02x%02x%02x%02x%02x -- %04x %x %04x %04x.\n",
2245 ha
->host_no
, fcport
->port_name
[0], fcport
->port_name
[1],
2246 fcport
->port_name
[2], fcport
->port_name
[3],
2247 fcport
->port_name
[4], fcport
->port_name
[5],
2248 fcport
->port_name
[6], fcport
->port_name
[7], rval
,
2249 fcport
->fp_speed
, mb
[0], mb
[1]));
2251 DEBUG2(qla_printk(KERN_INFO
, ha
,
2252 "iIDMA adjusted to %s GB/s on "
2253 "%02x%02x%02x%02x%02x%02x%02x%02x.\n",
2254 link_speeds
[fcport
->fp_speed
], fcport
->port_name
[0],
2255 fcport
->port_name
[1], fcport
->port_name
[2],
2256 fcport
->port_name
[3], fcport
->port_name
[4],
2257 fcport
->port_name
[5], fcport
->port_name
[6],
2258 fcport
->port_name
[7]));
2263 qla2x00_reg_remote_port(scsi_qla_host_t
*ha
, fc_port_t
*fcport
)
2265 struct fc_rport_identifiers rport_ids
;
2266 struct fc_rport
*rport
;
2269 qla2x00_rport_del(fcport
);
2271 rport_ids
.node_name
= wwn_to_u64(fcport
->node_name
);
2272 rport_ids
.port_name
= wwn_to_u64(fcport
->port_name
);
2273 rport_ids
.port_id
= fcport
->d_id
.b
.domain
<< 16 |
2274 fcport
->d_id
.b
.area
<< 8 | fcport
->d_id
.b
.al_pa
;
2275 rport_ids
.roles
= FC_RPORT_ROLE_UNKNOWN
;
2276 fcport
->rport
= rport
= fc_remote_port_add(ha
->host
, 0, &rport_ids
);
2278 qla_printk(KERN_WARNING
, ha
,
2279 "Unable to allocate fc remote port!\n");
2282 spin_lock_irq(fcport
->ha
->host
->host_lock
);
2283 *((fc_port_t
**)rport
->dd_data
) = fcport
;
2284 spin_unlock_irq(fcport
->ha
->host
->host_lock
);
2286 rport
->supported_classes
= fcport
->supported_classes
;
2288 rport_ids
.roles
= FC_RPORT_ROLE_UNKNOWN
;
2289 if (fcport
->port_type
== FCT_INITIATOR
)
2290 rport_ids
.roles
|= FC_RPORT_ROLE_FCP_INITIATOR
;
2291 if (fcport
->port_type
== FCT_TARGET
)
2292 rport_ids
.roles
|= FC_RPORT_ROLE_FCP_TARGET
;
2293 fc_remote_port_rolechg(rport
, rport_ids
.roles
);
2297 * qla2x00_update_fcport
2298 * Updates device on list.
2301 * ha = adapter block pointer.
2302 * fcport = port structure pointer.
2312 qla2x00_update_fcport(scsi_qla_host_t
*ha
, fc_port_t
*fcport
)
2314 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
2317 fcport
->login_retry
= 0;
2318 fcport
->port_login_retry_count
= pha
->port_down_retry_count
*
2320 atomic_set(&fcport
->port_down_timer
, pha
->port_down_retry_count
*
2322 fcport
->flags
&= ~FCF_LOGIN_NEEDED
;
2324 qla2x00_iidma_fcport(ha
, fcport
);
2326 atomic_set(&fcport
->state
, FCS_ONLINE
);
2328 qla2x00_reg_remote_port(ha
, fcport
);
2332 * qla2x00_configure_fabric
2333 * Setup SNS devices with loop ID's.
2336 * ha = adapter block pointer.
2343 qla2x00_configure_fabric(scsi_qla_host_t
*ha
)
2346 fc_port_t
*fcport
, *fcptemp
;
2347 uint16_t next_loopid
;
2348 uint16_t mb
[MAILBOX_REGISTER_COUNT
];
2350 LIST_HEAD(new_fcports
);
2351 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
2353 /* If FL port exists, then SNS is present */
2354 if (IS_FWI2_CAPABLE(ha
))
2355 loop_id
= NPH_F_PORT
;
2357 loop_id
= SNS_FL_PORT
;
2358 rval
= qla2x00_get_port_name(ha
, loop_id
, ha
->fabric_node_name
, 1);
2359 if (rval
!= QLA_SUCCESS
) {
2360 DEBUG2(printk("scsi(%ld): MBC_GET_PORT_NAME Failed, No FL "
2361 "Port\n", ha
->host_no
));
2363 ha
->device_flags
&= ~SWITCH_FOUND
;
2364 return (QLA_SUCCESS
);
2366 ha
->device_flags
|= SWITCH_FOUND
;
2368 /* Mark devices that need re-synchronization. */
2369 rval2
= qla2x00_device_resync(ha
);
2370 if (rval2
== QLA_RSCNS_HANDLED
) {
2371 /* No point doing the scan, just continue. */
2372 return (QLA_SUCCESS
);
2376 if (ql2xfdmienable
&&
2377 test_and_clear_bit(REGISTER_FDMI_NEEDED
, &ha
->dpc_flags
))
2378 qla2x00_fdmi_register(ha
);
2380 /* Ensure we are logged into the SNS. */
2381 if (IS_FWI2_CAPABLE(ha
))
2384 loop_id
= SIMPLE_NAME_SERVER
;
2385 ha
->isp_ops
->fabric_login(ha
, loop_id
, 0xff, 0xff,
2386 0xfc, mb
, BIT_1
| BIT_0
);
2387 if (mb
[0] != MBS_COMMAND_COMPLETE
) {
2388 DEBUG2(qla_printk(KERN_INFO
, ha
,
2389 "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x "
2390 "mb[2]=%x mb[6]=%x mb[7]=%x\n", loop_id
,
2391 mb
[0], mb
[1], mb
[2], mb
[6], mb
[7]));
2392 return (QLA_SUCCESS
);
2395 if (test_and_clear_bit(REGISTER_FC4_NEEDED
, &ha
->dpc_flags
)) {
2396 if (qla2x00_rft_id(ha
)) {
2398 DEBUG2(printk("scsi(%ld): Register FC-4 "
2399 "TYPE failed.\n", ha
->host_no
));
2401 if (qla2x00_rff_id(ha
)) {
2403 DEBUG2(printk("scsi(%ld): Register FC-4 "
2404 "Features failed.\n", ha
->host_no
));
2406 if (qla2x00_rnn_id(ha
)) {
2408 DEBUG2(printk("scsi(%ld): Register Node Name "
2409 "failed.\n", ha
->host_no
));
2410 } else if (qla2x00_rsnn_nn(ha
)) {
2412 DEBUG2(printk("scsi(%ld): Register Symbolic "
2413 "Node Name failed.\n", ha
->host_no
));
2417 rval
= qla2x00_find_all_fabric_devs(ha
, &new_fcports
);
2418 if (rval
!= QLA_SUCCESS
)
2422 * Logout all previous fabric devices marked lost, except
2425 list_for_each_entry(fcport
, &pha
->fcports
, list
) {
2426 if (fcport
->vp_idx
!=ha
->vp_idx
)
2429 if (test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
))
2432 if ((fcport
->flags
& FCF_FABRIC_DEVICE
) == 0)
2435 if (atomic_read(&fcport
->state
) == FCS_DEVICE_LOST
) {
2436 qla2x00_mark_device_lost(ha
, fcport
,
2437 ql2xplogiabsentdevice
, 0);
2438 if (fcport
->loop_id
!= FC_NO_LOOP_ID
&&
2439 (fcport
->flags
& FCF_TAPE_PRESENT
) == 0 &&
2440 fcport
->port_type
!= FCT_INITIATOR
&&
2441 fcport
->port_type
!= FCT_BROADCAST
) {
2442 ha
->isp_ops
->fabric_logout(ha
,
2444 fcport
->d_id
.b
.domain
,
2445 fcport
->d_id
.b
.area
,
2446 fcport
->d_id
.b
.al_pa
);
2447 fcport
->loop_id
= FC_NO_LOOP_ID
;
2452 /* Starting free loop ID. */
2453 next_loopid
= pha
->min_external_loopid
;
2456 * Scan through our port list and login entries that need to be
2459 list_for_each_entry(fcport
, &pha
->fcports
, list
) {
2460 if (fcport
->vp_idx
!= ha
->vp_idx
)
2463 if (atomic_read(&ha
->loop_down_timer
) ||
2464 test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
))
2467 if ((fcport
->flags
& FCF_FABRIC_DEVICE
) == 0 ||
2468 (fcport
->flags
& FCF_LOGIN_NEEDED
) == 0)
2471 if (fcport
->loop_id
== FC_NO_LOOP_ID
) {
2472 fcport
->loop_id
= next_loopid
;
2473 rval
= qla2x00_find_new_loop_id(
2474 to_qla_parent(ha
), fcport
);
2475 if (rval
!= QLA_SUCCESS
) {
2476 /* Ran out of IDs to use */
2480 /* Login and update database */
2481 qla2x00_fabric_dev_login(ha
, fcport
, &next_loopid
);
2484 /* Exit if out of loop IDs. */
2485 if (rval
!= QLA_SUCCESS
) {
2490 * Login and add the new devices to our port list.
2492 list_for_each_entry_safe(fcport
, fcptemp
, &new_fcports
, list
) {
2493 if (atomic_read(&ha
->loop_down_timer
) ||
2494 test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
))
2497 /* Find a new loop ID to use. */
2498 fcport
->loop_id
= next_loopid
;
2499 rval
= qla2x00_find_new_loop_id(to_qla_parent(ha
),
2501 if (rval
!= QLA_SUCCESS
) {
2502 /* Ran out of IDs to use */
2506 /* Login and update database */
2507 qla2x00_fabric_dev_login(ha
, fcport
, &next_loopid
);
2511 fcport
->vp_idx
= ha
->vp_idx
;
2512 list_add_tail(&fcport
->vp_fcport
,
2514 list_move_tail(&fcport
->list
,
2515 &ha
->parent
->fcports
);
2517 list_move_tail(&fcport
->list
, &ha
->fcports
);
2521 /* Free all new device structures not processed. */
2522 list_for_each_entry_safe(fcport
, fcptemp
, &new_fcports
, list
) {
2523 list_del(&fcport
->list
);
2528 DEBUG2(printk("scsi(%ld): Configure fabric error exit: "
2529 "rval=%d\n", ha
->host_no
, rval
));
2537 * qla2x00_find_all_fabric_devs
2540 * ha = adapter block pointer.
2541 * dev = database device entry pointer.
2550 qla2x00_find_all_fabric_devs(scsi_qla_host_t
*ha
, struct list_head
*new_fcports
)
2554 fc_port_t
*fcport
, *new_fcport
, *fcptemp
;
2559 int first_dev
, last_dev
;
2560 port_id_t wrap
, nxt_d_id
;
2564 scsi_qla_host_t
*vha
;
2565 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
2569 /* Try GID_PT to get device list, else GAN. */
2570 swl
= kcalloc(MAX_FIBRE_DEVICES
, sizeof(sw_info_t
), GFP_KERNEL
);
2573 DEBUG2(printk("scsi(%ld): GID_PT allocations failed, fallback "
2574 "on GA_NXT\n", ha
->host_no
));
2576 if (qla2x00_gid_pt(ha
, swl
) != QLA_SUCCESS
) {
2579 } else if (qla2x00_gpn_id(ha
, swl
) != QLA_SUCCESS
) {
2582 } else if (qla2x00_gnn_id(ha
, swl
) != QLA_SUCCESS
) {
2585 } else if (ql2xiidmaenable
&&
2586 qla2x00_gfpn_id(ha
, swl
) == QLA_SUCCESS
) {
2587 qla2x00_gpsc(ha
, swl
);
2592 /* Allocate temporary fcport for any new fcports discovered. */
2593 new_fcport
= qla2x00_alloc_fcport(ha
, GFP_KERNEL
);
2594 if (new_fcport
== NULL
) {
2596 return (QLA_MEMORY_ALLOC_FAILED
);
2598 new_fcport
->flags
|= (FCF_FABRIC_DEVICE
| FCF_LOGIN_NEEDED
);
2599 new_fcport
->vp_idx
= ha
->vp_idx
;
2600 /* Set start port ID scan at adapter ID. */
2604 /* Starting free loop ID. */
2605 loop_id
= pha
->min_external_loopid
;
2606 for (; loop_id
<= ha
->last_loop_id
; loop_id
++) {
2607 if (qla2x00_is_reserved_id(ha
, loop_id
))
2610 if (atomic_read(&ha
->loop_down_timer
) || LOOP_TRANSITION(ha
))
2615 wrap
.b24
= new_fcport
->d_id
.b24
;
2617 new_fcport
->d_id
.b24
= swl
[swl_idx
].d_id
.b24
;
2618 memcpy(new_fcport
->node_name
,
2619 swl
[swl_idx
].node_name
, WWN_SIZE
);
2620 memcpy(new_fcport
->port_name
,
2621 swl
[swl_idx
].port_name
, WWN_SIZE
);
2622 memcpy(new_fcport
->fabric_port_name
,
2623 swl
[swl_idx
].fabric_port_name
, WWN_SIZE
);
2624 new_fcport
->fp_speed
= swl
[swl_idx
].fp_speed
;
2626 if (swl
[swl_idx
].d_id
.b
.rsvd_1
!= 0) {
2632 /* Send GA_NXT to the switch */
2633 rval
= qla2x00_ga_nxt(ha
, new_fcport
);
2634 if (rval
!= QLA_SUCCESS
) {
2635 qla_printk(KERN_WARNING
, ha
,
2636 "SNS scan failed -- assuming zero-entry "
2638 list_for_each_entry_safe(fcport
, fcptemp
,
2639 new_fcports
, list
) {
2640 list_del(&fcport
->list
);
2648 /* If wrap on switch device list, exit. */
2650 wrap
.b24
= new_fcport
->d_id
.b24
;
2652 } else if (new_fcport
->d_id
.b24
== wrap
.b24
) {
2653 DEBUG2(printk("scsi(%ld): device wrap (%02x%02x%02x)\n",
2654 ha
->host_no
, new_fcport
->d_id
.b
.domain
,
2655 new_fcport
->d_id
.b
.area
, new_fcport
->d_id
.b
.al_pa
));
2659 /* Bypass if same physical adapter. */
2660 if (new_fcport
->d_id
.b24
== pha
->d_id
.b24
)
2663 /* Bypass virtual ports of the same host. */
2664 if (pha
->num_vhosts
) {
2665 for_each_mapped_vp_idx(pha
, vp_index
) {
2668 list_for_each_entry(vha
, &pha
->vp_list
,
2670 if (vp_index
== vha
->vp_idx
) {
2681 new_fcport
->d_id
.b24
== vha
->d_id
.b24
)
2685 if (vp_index
<= pha
->max_npiv_vports
)
2689 /* Bypass if same domain and area of adapter. */
2690 if (((new_fcport
->d_id
.b24
& 0xffff00) ==
2691 (ha
->d_id
.b24
& 0xffff00)) && ha
->current_topology
==
2695 /* Bypass reserved domain fields. */
2696 if ((new_fcport
->d_id
.b
.domain
& 0xf0) == 0xf0)
2699 /* Locate matching device in database. */
2701 list_for_each_entry(fcport
, &pha
->fcports
, list
) {
2702 if (new_fcport
->vp_idx
!= fcport
->vp_idx
)
2704 if (memcmp(new_fcport
->port_name
, fcport
->port_name
,
2710 /* Update port state. */
2711 memcpy(fcport
->fabric_port_name
,
2712 new_fcport
->fabric_port_name
, WWN_SIZE
);
2713 fcport
->fp_speed
= new_fcport
->fp_speed
;
2716 * If address the same and state FCS_ONLINE, nothing
2719 if (fcport
->d_id
.b24
== new_fcport
->d_id
.b24
&&
2720 atomic_read(&fcport
->state
) == FCS_ONLINE
) {
2725 * If device was not a fabric device before.
2727 if ((fcport
->flags
& FCF_FABRIC_DEVICE
) == 0) {
2728 fcport
->d_id
.b24
= new_fcport
->d_id
.b24
;
2729 fcport
->loop_id
= FC_NO_LOOP_ID
;
2730 fcport
->flags
|= (FCF_FABRIC_DEVICE
|
2732 fcport
->flags
&= ~FCF_PERSISTENT_BOUND
;
2737 * Port ID changed or device was marked to be updated;
2738 * Log it out if still logged in and mark it for
2741 fcport
->d_id
.b24
= new_fcport
->d_id
.b24
;
2742 fcport
->flags
|= FCF_LOGIN_NEEDED
;
2743 if (fcport
->loop_id
!= FC_NO_LOOP_ID
&&
2744 (fcport
->flags
& FCF_TAPE_PRESENT
) == 0 &&
2745 fcport
->port_type
!= FCT_INITIATOR
&&
2746 fcport
->port_type
!= FCT_BROADCAST
) {
2747 ha
->isp_ops
->fabric_logout(ha
, fcport
->loop_id
,
2748 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
2749 fcport
->d_id
.b
.al_pa
);
2750 fcport
->loop_id
= FC_NO_LOOP_ID
;
2759 /* If device was not in our fcports list, then add it. */
2760 list_add_tail(&new_fcport
->list
, new_fcports
);
2762 /* Allocate a new replacement fcport. */
2763 nxt_d_id
.b24
= new_fcport
->d_id
.b24
;
2764 new_fcport
= qla2x00_alloc_fcport(ha
, GFP_KERNEL
);
2765 if (new_fcport
== NULL
) {
2767 return (QLA_MEMORY_ALLOC_FAILED
);
2769 new_fcport
->flags
|= (FCF_FABRIC_DEVICE
| FCF_LOGIN_NEEDED
);
2770 new_fcport
->d_id
.b24
= nxt_d_id
.b24
;
2771 new_fcport
->vp_idx
= ha
->vp_idx
;
2777 if (!list_empty(new_fcports
))
2778 ha
->device_flags
|= DFLG_FABRIC_DEVICES
;
2784 * qla2x00_find_new_loop_id
2785 * Scan through our port list and find a new usable loop ID.
2788 * ha: adapter state pointer.
2789 * dev: port structure pointer.
2792 * qla2x00 local function return status code.
2798 qla2x00_find_new_loop_id(scsi_qla_host_t
*ha
, fc_port_t
*dev
)
2803 uint16_t first_loop_id
;
2804 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
2808 /* Save starting loop ID. */
2809 first_loop_id
= dev
->loop_id
;
2812 /* Skip loop ID if already used by adapter. */
2813 if (dev
->loop_id
== ha
->loop_id
) {
2817 /* Skip reserved loop IDs. */
2818 while (qla2x00_is_reserved_id(ha
, dev
->loop_id
)) {
2822 /* Reset loop ID if passed the end. */
2823 if (dev
->loop_id
> ha
->last_loop_id
) {
2824 /* first loop ID. */
2825 dev
->loop_id
= ha
->min_external_loopid
;
2828 /* Check for loop ID being already in use. */
2831 list_for_each_entry(fcport
, &pha
->fcports
, list
) {
2832 if (fcport
->loop_id
== dev
->loop_id
&& fcport
!= dev
) {
2833 /* ID possibly in use */
2839 /* If not in use then it is free to use. */
2844 /* ID in use. Try next value. */
2847 /* If wrap around. No free ID to use. */
2848 if (dev
->loop_id
== first_loop_id
) {
2849 dev
->loop_id
= FC_NO_LOOP_ID
;
2850 rval
= QLA_FUNCTION_FAILED
;
2859 * qla2x00_device_resync
2860 * Marks devices in the database that needs resynchronization.
2863 * ha = adapter block pointer.
2869 qla2x00_device_resync(scsi_qla_host_t
*ha
)
2874 uint32_t rscn_entry
;
2875 uint8_t rscn_out_iter
;
2878 scsi_qla_host_t
*pha
= to_qla_parent(ha
);
2880 rval
= QLA_RSCNS_HANDLED
;
2882 while (ha
->rscn_out_ptr
!= ha
->rscn_in_ptr
||
2883 ha
->flags
.rscn_queue_overflow
) {
2885 rscn_entry
= ha
->rscn_queue
[ha
->rscn_out_ptr
];
2886 format
= MSB(MSW(rscn_entry
));
2887 d_id
.b
.domain
= LSB(MSW(rscn_entry
));
2888 d_id
.b
.area
= MSB(LSW(rscn_entry
));
2889 d_id
.b
.al_pa
= LSB(LSW(rscn_entry
));
2891 DEBUG(printk("scsi(%ld): RSCN queue entry[%d] = "
2892 "[%02x/%02x%02x%02x].\n",
2893 ha
->host_no
, ha
->rscn_out_ptr
, format
, d_id
.b
.domain
,
2894 d_id
.b
.area
, d_id
.b
.al_pa
));
2897 if (ha
->rscn_out_ptr
== MAX_RSCN_COUNT
)
2898 ha
->rscn_out_ptr
= 0;
2900 /* Skip duplicate entries. */
2901 for (rscn_out_iter
= ha
->rscn_out_ptr
;
2902 !ha
->flags
.rscn_queue_overflow
&&
2903 rscn_out_iter
!= ha
->rscn_in_ptr
;
2904 rscn_out_iter
= (rscn_out_iter
==
2905 (MAX_RSCN_COUNT
- 1)) ? 0: rscn_out_iter
+ 1) {
2907 if (rscn_entry
!= ha
->rscn_queue
[rscn_out_iter
])
2910 DEBUG(printk("scsi(%ld): Skipping duplicate RSCN queue "
2911 "entry found at [%d].\n", ha
->host_no
,
2914 ha
->rscn_out_ptr
= rscn_out_iter
;
2917 /* Queue overflow, set switch default case. */
2918 if (ha
->flags
.rscn_queue_overflow
) {
2919 DEBUG(printk("scsi(%ld): device_resync: rscn "
2920 "overflow.\n", ha
->host_no
));
2923 ha
->flags
.rscn_queue_overflow
= 0;
2939 ha
->rscn_out_ptr
= ha
->rscn_in_ptr
;
2945 list_for_each_entry(fcport
, &pha
->fcports
, list
) {
2946 if (fcport
->vp_idx
!= ha
->vp_idx
)
2949 if ((fcport
->flags
& FCF_FABRIC_DEVICE
) == 0 ||
2950 (fcport
->d_id
.b24
& mask
) != d_id
.b24
||
2951 fcport
->port_type
== FCT_BROADCAST
)
2954 if (atomic_read(&fcport
->state
) == FCS_ONLINE
) {
2956 fcport
->port_type
!= FCT_INITIATOR
) {
2957 qla2x00_mark_device_lost(ha
, fcport
,
2961 fcport
->flags
&= ~FCF_FARP_DONE
;
2968 * qla2x00_fabric_dev_login
2969 * Login fabric target device and update FC port database.
2972 * ha: adapter state pointer.
2973 * fcport: port structure list pointer.
2974 * next_loopid: contains value of a new loop ID that can be used
2975 * by the next login attempt.
2978 * qla2x00 local function return status code.
2984 qla2x00_fabric_dev_login(scsi_qla_host_t
*ha
, fc_port_t
*fcport
,
2985 uint16_t *next_loopid
)
2994 rval
= qla2x00_fabric_login(ha
, fcport
, next_loopid
);
2995 if (rval
== QLA_SUCCESS
) {
2996 /* Send an ADISC to tape devices.*/
2998 if (fcport
->flags
& FCF_TAPE_PRESENT
)
3000 rval
= qla2x00_get_port_database(ha
, fcport
, opts
);
3001 if (rval
!= QLA_SUCCESS
) {
3002 ha
->isp_ops
->fabric_logout(ha
, fcport
->loop_id
,
3003 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
3004 fcport
->d_id
.b
.al_pa
);
3005 qla2x00_mark_device_lost(ha
, fcport
, 1, 0);
3007 qla2x00_update_fcport(ha
, fcport
);
3015 * qla2x00_fabric_login
3016 * Issue fabric login command.
3019 * ha = adapter block pointer.
3020 * device = pointer to FC device type structure.
3023 * 0 - Login successfully
3025 * 2 - Initiator device
3029 qla2x00_fabric_login(scsi_qla_host_t
*ha
, fc_port_t
*fcport
,
3030 uint16_t *next_loopid
)
3034 uint16_t tmp_loopid
;
3035 uint16_t mb
[MAILBOX_REGISTER_COUNT
];
3041 DEBUG(printk("scsi(%ld): Trying Fabric Login w/loop id 0x%04x "
3042 "for port %02x%02x%02x.\n",
3043 ha
->host_no
, fcport
->loop_id
, fcport
->d_id
.b
.domain
,
3044 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
));
3046 /* Login fcport on switch. */
3047 ha
->isp_ops
->fabric_login(ha
, fcport
->loop_id
,
3048 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
3049 fcport
->d_id
.b
.al_pa
, mb
, BIT_0
);
3050 if (mb
[0] == MBS_PORT_ID_USED
) {
3052 * Device has another loop ID. The firmware team
3053 * recommends the driver perform an implicit login with
3054 * the specified ID again. The ID we just used is save
3055 * here so we return with an ID that can be tried by
3059 tmp_loopid
= fcport
->loop_id
;
3060 fcport
->loop_id
= mb
[1];
3062 DEBUG(printk("Fabric Login: port in use - next "
3063 "loop id=0x%04x, port Id=%02x%02x%02x.\n",
3064 fcport
->loop_id
, fcport
->d_id
.b
.domain
,
3065 fcport
->d_id
.b
.area
, fcport
->d_id
.b
.al_pa
));
3067 } else if (mb
[0] == MBS_COMMAND_COMPLETE
) {
3072 /* A retry occurred before. */
3073 *next_loopid
= tmp_loopid
;
3076 * No retry occurred before. Just increment the
3077 * ID value for next login.
3079 *next_loopid
= (fcport
->loop_id
+ 1);
3082 if (mb
[1] & BIT_0
) {
3083 fcport
->port_type
= FCT_INITIATOR
;
3085 fcport
->port_type
= FCT_TARGET
;
3086 if (mb
[1] & BIT_1
) {
3087 fcport
->flags
|= FCF_TAPE_PRESENT
;
3092 fcport
->supported_classes
|= FC_COS_CLASS2
;
3094 fcport
->supported_classes
|= FC_COS_CLASS3
;
3098 } else if (mb
[0] == MBS_LOOP_ID_USED
) {
3100 * Loop ID already used, try next loop ID.
3103 rval
= qla2x00_find_new_loop_id(ha
, fcport
);
3104 if (rval
!= QLA_SUCCESS
) {
3105 /* Ran out of loop IDs to use */
3108 } else if (mb
[0] == MBS_COMMAND_ERROR
) {
3110 * Firmware possibly timed out during login. If NO
3111 * retries are left to do then the device is declared
3114 *next_loopid
= fcport
->loop_id
;
3115 ha
->isp_ops
->fabric_logout(ha
, fcport
->loop_id
,
3116 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
3117 fcport
->d_id
.b
.al_pa
);
3118 qla2x00_mark_device_lost(ha
, fcport
, 1, 0);
3124 * unrecoverable / not handled error
3126 DEBUG2(printk("%s(%ld): failed=%x port_id=%02x%02x%02x "
3127 "loop_id=%x jiffies=%lx.\n",
3128 __func__
, ha
->host_no
, mb
[0],
3129 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
3130 fcport
->d_id
.b
.al_pa
, fcport
->loop_id
, jiffies
));
3132 *next_loopid
= fcport
->loop_id
;
3133 ha
->isp_ops
->fabric_logout(ha
, fcport
->loop_id
,
3134 fcport
->d_id
.b
.domain
, fcport
->d_id
.b
.area
,
3135 fcport
->d_id
.b
.al_pa
);
3136 fcport
->loop_id
= FC_NO_LOOP_ID
;
3137 fcport
->login_retry
= 0;
3148 * qla2x00_local_device_login
3149 * Issue local device login command.
3152 * ha = adapter block pointer.
3153 * loop_id = loop id of device to login to.
3155 * Returns (Where's the #define!!!!):
3156 * 0 - Login successfully
3161 qla2x00_local_device_login(scsi_qla_host_t
*ha
, fc_port_t
*fcport
)
3164 uint16_t mb
[MAILBOX_REGISTER_COUNT
];
3166 memset(mb
, 0, sizeof(mb
));
3167 rval
= qla2x00_login_local_device(ha
, fcport
, mb
, BIT_0
);
3168 if (rval
== QLA_SUCCESS
) {
3169 /* Interrogate mailbox registers for any errors */
3170 if (mb
[0] == MBS_COMMAND_ERROR
)
3172 else if (mb
[0] == MBS_COMMAND_PARAMETER_ERROR
)
3173 /* device not in PCB table */
3181 * qla2x00_loop_resync
3182 * Resync with fibre channel devices.
3185 * ha = adapter block pointer.
3191 qla2x00_loop_resync(scsi_qla_host_t
*ha
)
3198 atomic_set(&ha
->loop_state
, LOOP_UPDATE
);
3199 clear_bit(ISP_ABORT_RETRY
, &ha
->dpc_flags
);
3200 if (ha
->flags
.online
) {
3201 if (!(rval
= qla2x00_fw_ready(ha
))) {
3202 /* Wait at most MAX_TARGET RSCNs for a stable link. */
3205 atomic_set(&ha
->loop_state
, LOOP_UPDATE
);
3207 /* Issue a marker after FW becomes ready. */
3208 qla2x00_marker(ha
, 0, 0, MK_SYNC_ALL
);
3209 ha
->marker_needed
= 0;
3211 /* Remap devices on Loop. */
3212 clear_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
);
3214 qla2x00_configure_loop(ha
);
3216 } while (!atomic_read(&ha
->loop_down_timer
) &&
3217 !(test_bit(ISP_ABORT_NEEDED
, &ha
->dpc_flags
)) &&
3219 (test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
)));
3223 if (test_bit(ISP_ABORT_NEEDED
, &ha
->dpc_flags
)) {
3224 return (QLA_FUNCTION_FAILED
);
3228 DEBUG2_3(printk("%s(): **** FAILED ****\n", __func__
));
3235 qla2x00_update_fcports(scsi_qla_host_t
*ha
)
3239 /* Go with deferred removal of rport references. */
3240 list_for_each_entry(fcport
, &ha
->fcports
, list
)
3241 if (fcport
->drport
&&
3242 atomic_read(&fcport
->state
) != FCS_UNCONFIGURED
)
3243 qla2x00_rport_del(fcport
);
3248 * Resets ISP and aborts all outstanding commands.
3251 * ha = adapter block pointer.
3257 qla2x00_abort_isp(scsi_qla_host_t
*ha
)
3261 scsi_qla_host_t
*vha
;
3263 if (ha
->flags
.online
) {
3264 ha
->flags
.online
= 0;
3265 clear_bit(ISP_ABORT_NEEDED
, &ha
->dpc_flags
);
3266 ha
->qla_stats
.total_isp_aborts
++;
3268 qla_printk(KERN_INFO
, ha
,
3269 "Performing ISP error recovery - ha= %p.\n", ha
);
3270 ha
->isp_ops
->reset_chip(ha
);
3272 atomic_set(&ha
->loop_down_timer
, LOOP_DOWN_TIME
);
3273 if (atomic_read(&ha
->loop_state
) != LOOP_DOWN
) {
3274 atomic_set(&ha
->loop_state
, LOOP_DOWN
);
3275 qla2x00_mark_all_devices_lost(ha
, 0);
3276 list_for_each_entry(vha
, &ha
->vp_list
, vp_list
)
3277 qla2x00_mark_all_devices_lost(vha
, 0);
3279 if (!atomic_read(&ha
->loop_down_timer
))
3280 atomic_set(&ha
->loop_down_timer
,
3284 /* Requeue all commands in outstanding command list. */
3285 qla2x00_abort_all_cmds(ha
, DID_RESET
<< 16);
3287 ha
->isp_ops
->get_flash_version(ha
, ha
->request_ring
);
3289 ha
->isp_ops
->nvram_config(ha
);
3291 if (!qla2x00_restart_isp(ha
)) {
3292 clear_bit(RESET_MARKER_NEEDED
, &ha
->dpc_flags
);
3294 if (!atomic_read(&ha
->loop_down_timer
)) {
3296 * Issue marker command only when we are going
3297 * to start the I/O .
3299 ha
->marker_needed
= 1;
3302 ha
->flags
.online
= 1;
3304 ha
->isp_ops
->enable_intrs(ha
);
3306 ha
->isp_abort_cnt
= 0;
3307 clear_bit(ISP_ABORT_RETRY
, &ha
->dpc_flags
);
3310 ha
->flags
.fce_enabled
= 1;
3312 fce_calc_size(ha
->fce_bufs
));
3313 rval
= qla2x00_enable_fce_trace(ha
,
3314 ha
->fce_dma
, ha
->fce_bufs
, ha
->fce_mb
,
3317 qla_printk(KERN_WARNING
, ha
,
3318 "Unable to reinitialize FCE "
3320 ha
->flags
.fce_enabled
= 0;
3325 memset(ha
->eft
, 0, EFT_SIZE
);
3326 rval
= qla2x00_enable_eft_trace(ha
,
3327 ha
->eft_dma
, EFT_NUM_BUFFERS
);
3329 qla_printk(KERN_WARNING
, ha
,
3330 "Unable to reinitialize EFT "
3334 } else { /* failed the ISP abort */
3335 ha
->flags
.online
= 1;
3336 if (test_bit(ISP_ABORT_RETRY
, &ha
->dpc_flags
)) {
3337 if (ha
->isp_abort_cnt
== 0) {
3338 qla_printk(KERN_WARNING
, ha
,
3339 "ISP error recovery failed - "
3340 "board disabled\n");
3342 * The next call disables the board
3345 ha
->isp_ops
->reset_adapter(ha
);
3346 ha
->flags
.online
= 0;
3347 clear_bit(ISP_ABORT_RETRY
,
3350 } else { /* schedule another ISP abort */
3351 ha
->isp_abort_cnt
--;
3352 DEBUG(printk("qla%ld: ISP abort - "
3353 "retry remaining %d\n",
3354 ha
->host_no
, ha
->isp_abort_cnt
));
3358 ha
->isp_abort_cnt
= MAX_RETRIES_OF_ISP_ABORT
;
3359 DEBUG(printk("qla2x00(%ld): ISP error recovery "
3360 "- retrying (%d) more times\n",
3361 ha
->host_no
, ha
->isp_abort_cnt
));
3362 set_bit(ISP_ABORT_RETRY
, &ha
->dpc_flags
);
3370 qla_printk(KERN_INFO
, ha
,
3371 "qla2x00_abort_isp: **** FAILED ****\n");
3373 DEBUG(printk(KERN_INFO
3374 "qla2x00_abort_isp(%ld): exiting.\n",
3382 * qla2x00_restart_isp
3383 * restarts the ISP after a reset
3386 * ha = adapter block pointer.
3392 qla2x00_restart_isp(scsi_qla_host_t
*ha
)
3397 /* If firmware needs to be loaded */
3398 if (qla2x00_isp_firmware(ha
)) {
3399 ha
->flags
.online
= 0;
3400 if (!(status
= ha
->isp_ops
->chip_diag(ha
)))
3401 status
= qla2x00_setup_chip(ha
);
3404 if (!status
&& !(status
= qla2x00_init_rings(ha
))) {
3405 clear_bit(RESET_MARKER_NEEDED
, &ha
->dpc_flags
);
3406 if (!(status
= qla2x00_fw_ready(ha
))) {
3407 DEBUG(printk("%s(): Start configure loop, "
3408 "status = %d\n", __func__
, status
));
3410 /* Issue a marker after FW becomes ready. */
3411 qla2x00_marker(ha
, 0, 0, MK_SYNC_ALL
);
3413 ha
->flags
.online
= 1;
3414 /* Wait at most MAX_TARGET RSCNs for a stable link. */
3417 clear_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
);
3418 qla2x00_configure_loop(ha
);
3420 } while (!atomic_read(&ha
->loop_down_timer
) &&
3421 !(test_bit(ISP_ABORT_NEEDED
, &ha
->dpc_flags
)) &&
3423 (test_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
)));
3426 /* if no cable then assume it's good */
3427 if ((ha
->device_flags
& DFLG_NO_CABLE
))
3430 DEBUG(printk("%s(): Configure loop done, status = 0x%x\n",
3438 * qla2x00_reset_adapter
3442 * ha = adapter block pointer.
3445 qla2x00_reset_adapter(scsi_qla_host_t
*ha
)
3447 unsigned long flags
= 0;
3448 struct device_reg_2xxx __iomem
*reg
= &ha
->iobase
->isp
;
3450 ha
->flags
.online
= 0;
3451 ha
->isp_ops
->disable_intrs(ha
);
3453 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
3454 WRT_REG_WORD(®
->hccr
, HCCR_RESET_RISC
);
3455 RD_REG_WORD(®
->hccr
); /* PCI Posting. */
3456 WRT_REG_WORD(®
->hccr
, HCCR_RELEASE_RISC
);
3457 RD_REG_WORD(®
->hccr
); /* PCI Posting. */
3458 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3462 qla24xx_reset_adapter(scsi_qla_host_t
*ha
)
3464 unsigned long flags
= 0;
3465 struct device_reg_24xx __iomem
*reg
= &ha
->iobase
->isp24
;
3467 ha
->flags
.online
= 0;
3468 ha
->isp_ops
->disable_intrs(ha
);
3470 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
3471 WRT_REG_DWORD(®
->hccr
, HCCRX_SET_RISC_RESET
);
3472 RD_REG_DWORD(®
->hccr
);
3473 WRT_REG_DWORD(®
->hccr
, HCCRX_REL_RISC_PAUSE
);
3474 RD_REG_DWORD(®
->hccr
);
3475 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3478 /* On sparc systems, obtain port and node WWN from firmware
3481 static void qla24xx_nvram_wwn_from_ofw(scsi_qla_host_t
*ha
, struct nvram_24xx
*nv
)
3484 struct pci_dev
*pdev
= ha
->pdev
;
3485 struct device_node
*dp
= pci_device_to_OF_node(pdev
);
3489 val
= of_get_property(dp
, "port-wwn", &len
);
3490 if (val
&& len
>= WWN_SIZE
)
3491 memcpy(nv
->port_name
, val
, WWN_SIZE
);
3493 val
= of_get_property(dp
, "node-wwn", &len
);
3494 if (val
&& len
>= WWN_SIZE
)
3495 memcpy(nv
->node_name
, val
, WWN_SIZE
);
3500 qla24xx_nvram_config(scsi_qla_host_t
*ha
)
3503 struct init_cb_24xx
*icb
;
3504 struct nvram_24xx
*nv
;
3506 uint8_t *dptr1
, *dptr2
;
3511 icb
= (struct init_cb_24xx
*)ha
->init_cb
;
3514 /* Determine NVRAM starting address. */
3515 ha
->nvram_size
= sizeof(struct nvram_24xx
);
3516 ha
->nvram_base
= FA_NVRAM_FUNC0_ADDR
;
3517 ha
->vpd_size
= FA_NVRAM_VPD_SIZE
;
3518 ha
->vpd_base
= FA_NVRAM_VPD0_ADDR
;
3519 if (PCI_FUNC(ha
->pdev
->devfn
)) {
3520 ha
->nvram_base
= FA_NVRAM_FUNC1_ADDR
;
3521 ha
->vpd_base
= FA_NVRAM_VPD1_ADDR
;
3524 /* Get VPD data into cache */
3525 ha
->vpd
= ha
->nvram
+ VPD_OFFSET
;
3526 ha
->isp_ops
->read_nvram(ha
, (uint8_t *)ha
->vpd
,
3527 ha
->nvram_base
- FA_NVRAM_FUNC0_ADDR
, FA_NVRAM_VPD_SIZE
* 4);
3529 /* Get NVRAM data into cache and calculate checksum. */
3530 dptr
= (uint32_t *)nv
;
3531 ha
->isp_ops
->read_nvram(ha
, (uint8_t *)dptr
, ha
->nvram_base
,
3533 for (cnt
= 0, chksum
= 0; cnt
< ha
->nvram_size
>> 2; cnt
++)
3534 chksum
+= le32_to_cpu(*dptr
++);
3536 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", ha
->host_no
));
3537 DEBUG5(qla2x00_dump_buffer((uint8_t *)nv
, ha
->nvram_size
));
3539 /* Bad NVRAM data, set defaults parameters. */
3540 if (chksum
|| nv
->id
[0] != 'I' || nv
->id
[1] != 'S' || nv
->id
[2] != 'P'
3541 || nv
->id
[3] != ' ' ||
3542 nv
->nvram_version
< __constant_cpu_to_le16(ICB_VERSION
)) {
3543 /* Reset NVRAM data. */
3544 qla_printk(KERN_WARNING
, ha
, "Inconsistent NVRAM detected: "
3545 "checksum=0x%x id=%c version=0x%x.\n", chksum
, nv
->id
[0],
3546 le16_to_cpu(nv
->nvram_version
));
3547 qla_printk(KERN_WARNING
, ha
, "Falling back to functioning (yet "
3548 "invalid -- WWPN) defaults.\n");
3551 * Set default initialization control block.
3553 memset(nv
, 0, ha
->nvram_size
);
3554 nv
->nvram_version
= __constant_cpu_to_le16(ICB_VERSION
);
3555 nv
->version
= __constant_cpu_to_le16(ICB_VERSION
);
3556 nv
->frame_payload_size
= __constant_cpu_to_le16(2048);
3557 nv
->execution_throttle
= __constant_cpu_to_le16(0xFFFF);
3558 nv
->exchange_count
= __constant_cpu_to_le16(0);
3559 nv
->hard_address
= __constant_cpu_to_le16(124);
3560 nv
->port_name
[0] = 0x21;
3561 nv
->port_name
[1] = 0x00 + PCI_FUNC(ha
->pdev
->devfn
);
3562 nv
->port_name
[2] = 0x00;
3563 nv
->port_name
[3] = 0xe0;
3564 nv
->port_name
[4] = 0x8b;
3565 nv
->port_name
[5] = 0x1c;
3566 nv
->port_name
[6] = 0x55;
3567 nv
->port_name
[7] = 0x86;
3568 nv
->node_name
[0] = 0x20;
3569 nv
->node_name
[1] = 0x00;
3570 nv
->node_name
[2] = 0x00;
3571 nv
->node_name
[3] = 0xe0;
3572 nv
->node_name
[4] = 0x8b;
3573 nv
->node_name
[5] = 0x1c;
3574 nv
->node_name
[6] = 0x55;
3575 nv
->node_name
[7] = 0x86;
3576 qla24xx_nvram_wwn_from_ofw(ha
, nv
);
3577 nv
->login_retry_count
= __constant_cpu_to_le16(8);
3578 nv
->interrupt_delay_timer
= __constant_cpu_to_le16(0);
3579 nv
->login_timeout
= __constant_cpu_to_le16(0);
3580 nv
->firmware_options_1
=
3581 __constant_cpu_to_le32(BIT_14
|BIT_13
|BIT_2
|BIT_1
);
3582 nv
->firmware_options_2
= __constant_cpu_to_le32(2 << 4);
3583 nv
->firmware_options_2
|= __constant_cpu_to_le32(BIT_12
);
3584 nv
->firmware_options_3
= __constant_cpu_to_le32(2 << 13);
3585 nv
->host_p
= __constant_cpu_to_le32(BIT_11
|BIT_10
);
3586 nv
->efi_parameters
= __constant_cpu_to_le32(0);
3587 nv
->reset_delay
= 5;
3588 nv
->max_luns_per_target
= __constant_cpu_to_le16(128);
3589 nv
->port_down_retry_count
= __constant_cpu_to_le16(30);
3590 nv
->link_down_timeout
= __constant_cpu_to_le16(30);
3595 /* Reset Initialization control block */
3596 memset(icb
, 0, sizeof(struct init_cb_24xx
));
3598 /* Copy 1st segment. */
3599 dptr1
= (uint8_t *)icb
;
3600 dptr2
= (uint8_t *)&nv
->version
;
3601 cnt
= (uint8_t *)&icb
->response_q_inpointer
- (uint8_t *)&icb
->version
;
3603 *dptr1
++ = *dptr2
++;
3605 icb
->login_retry_count
= nv
->login_retry_count
;
3606 icb
->link_down_on_nos
= nv
->link_down_on_nos
;
3608 /* Copy 2nd segment. */
3609 dptr1
= (uint8_t *)&icb
->interrupt_delay_timer
;
3610 dptr2
= (uint8_t *)&nv
->interrupt_delay_timer
;
3611 cnt
= (uint8_t *)&icb
->reserved_3
-
3612 (uint8_t *)&icb
->interrupt_delay_timer
;
3614 *dptr1
++ = *dptr2
++;
3617 * Setup driver NVRAM options.
3619 qla2x00_set_model_info(ha
, nv
->model_name
, sizeof(nv
->model_name
),
3622 /* Use alternate WWN? */
3623 if (nv
->host_p
& __constant_cpu_to_le32(BIT_15
)) {
3624 memcpy(icb
->node_name
, nv
->alternate_node_name
, WWN_SIZE
);
3625 memcpy(icb
->port_name
, nv
->alternate_port_name
, WWN_SIZE
);
3628 /* Prepare nodename */
3629 if ((icb
->firmware_options_1
& __constant_cpu_to_le32(BIT_14
)) == 0) {
3631 * Firmware will apply the following mask if the nodename was
3634 memcpy(icb
->node_name
, icb
->port_name
, WWN_SIZE
);
3635 icb
->node_name
[0] &= 0xF0;
3638 /* Set host adapter parameters. */
3639 ha
->flags
.disable_risc_code_load
= 0;
3640 ha
->flags
.enable_lip_reset
= 0;
3641 ha
->flags
.enable_lip_full_login
=
3642 le32_to_cpu(nv
->host_p
) & BIT_10
? 1: 0;
3643 ha
->flags
.enable_target_reset
=
3644 le32_to_cpu(nv
->host_p
) & BIT_11
? 1: 0;
3645 ha
->flags
.enable_led_scheme
= 0;
3646 ha
->flags
.disable_serdes
= le32_to_cpu(nv
->host_p
) & BIT_5
? 1: 0;
3648 ha
->operating_mode
= (le32_to_cpu(icb
->firmware_options_2
) &
3649 (BIT_6
| BIT_5
| BIT_4
)) >> 4;
3651 memcpy(ha
->fw_seriallink_options24
, nv
->seriallink_options
,
3652 sizeof(ha
->fw_seriallink_options24
));
3654 /* save HBA serial number */
3655 ha
->serial0
= icb
->port_name
[5];
3656 ha
->serial1
= icb
->port_name
[6];
3657 ha
->serial2
= icb
->port_name
[7];
3658 ha
->node_name
= icb
->node_name
;
3659 ha
->port_name
= icb
->port_name
;
3661 icb
->execution_throttle
= __constant_cpu_to_le16(0xFFFF);
3663 ha
->retry_count
= le16_to_cpu(nv
->login_retry_count
);
3665 /* Set minimum login_timeout to 4 seconds. */
3666 if (le16_to_cpu(nv
->login_timeout
) < ql2xlogintimeout
)
3667 nv
->login_timeout
= cpu_to_le16(ql2xlogintimeout
);
3668 if (le16_to_cpu(nv
->login_timeout
) < 4)
3669 nv
->login_timeout
= __constant_cpu_to_le16(4);
3670 ha
->login_timeout
= le16_to_cpu(nv
->login_timeout
);
3671 icb
->login_timeout
= nv
->login_timeout
;
3673 /* Set minimum RATOV to 100 tenths of a second. */
3676 ha
->loop_reset_delay
= nv
->reset_delay
;
3678 /* Link Down Timeout = 0:
3680 * When Port Down timer expires we will start returning
3681 * I/O's to OS with "DID_NO_CONNECT".
3683 * Link Down Timeout != 0:
3685 * The driver waits for the link to come up after link down
3686 * before returning I/Os to OS with "DID_NO_CONNECT".
3688 if (le16_to_cpu(nv
->link_down_timeout
) == 0) {
3689 ha
->loop_down_abort_time
=
3690 (LOOP_DOWN_TIME
- LOOP_DOWN_TIMEOUT
);
3692 ha
->link_down_timeout
= le16_to_cpu(nv
->link_down_timeout
);
3693 ha
->loop_down_abort_time
=
3694 (LOOP_DOWN_TIME
- ha
->link_down_timeout
);
3697 /* Need enough time to try and get the port back. */
3698 ha
->port_down_retry_count
= le16_to_cpu(nv
->port_down_retry_count
);
3699 if (qlport_down_retry
)
3700 ha
->port_down_retry_count
= qlport_down_retry
;
3702 /* Set login_retry_count */
3703 ha
->login_retry_count
= le16_to_cpu(nv
->login_retry_count
);
3704 if (ha
->port_down_retry_count
==
3705 le16_to_cpu(nv
->port_down_retry_count
) &&
3706 ha
->port_down_retry_count
> 3)
3707 ha
->login_retry_count
= ha
->port_down_retry_count
;
3708 else if (ha
->port_down_retry_count
> (int)ha
->login_retry_count
)
3709 ha
->login_retry_count
= ha
->port_down_retry_count
;
3710 if (ql2xloginretrycount
)
3711 ha
->login_retry_count
= ql2xloginretrycount
;
3714 if (!ha
->flags
.init_done
) {
3715 ha
->zio_mode
= le32_to_cpu(icb
->firmware_options_2
) &
3716 (BIT_3
| BIT_2
| BIT_1
| BIT_0
);
3717 ha
->zio_timer
= le16_to_cpu(icb
->interrupt_delay_timer
) ?
3718 le16_to_cpu(icb
->interrupt_delay_timer
): 2;
3720 icb
->firmware_options_2
&= __constant_cpu_to_le32(
3721 ~(BIT_3
| BIT_2
| BIT_1
| BIT_0
));
3722 ha
->flags
.process_response_queue
= 0;
3723 if (ha
->zio_mode
!= QLA_ZIO_DISABLED
) {
3724 ha
->zio_mode
= QLA_ZIO_MODE_6
;
3726 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer delay "
3727 "(%d us).\n", ha
->host_no
, ha
->zio_mode
,
3728 ha
->zio_timer
* 100));
3729 qla_printk(KERN_INFO
, ha
,
3730 "ZIO mode %d enabled; timer delay (%d us).\n",
3731 ha
->zio_mode
, ha
->zio_timer
* 100);
3733 icb
->firmware_options_2
|= cpu_to_le32(
3734 (uint32_t)ha
->zio_mode
);
3735 icb
->interrupt_delay_timer
= cpu_to_le16(ha
->zio_timer
);
3736 ha
->flags
.process_response_queue
= 1;
3740 DEBUG2_3(printk(KERN_WARNING
3741 "scsi(%ld): NVRAM configuration failed!\n", ha
->host_no
));
3747 qla24xx_load_risc_flash(scsi_qla_host_t
*ha
, uint32_t *srisc_addr
)
3750 int segments
, fragment
;
3752 uint32_t *dcode
, dlen
;
3759 segments
= FA_RISC_CODE_SEGMENTS
;
3760 faddr
= ha
->flt_region_fw
;
3761 dcode
= (uint32_t *)ha
->request_ring
;
3764 /* Validate firmware image by checking version. */
3765 qla24xx_read_flash_data(ha
, dcode
, faddr
+ 4, 4);
3766 for (i
= 0; i
< 4; i
++)
3767 dcode
[i
] = be32_to_cpu(dcode
[i
]);
3768 if ((dcode
[0] == 0xffffffff && dcode
[1] == 0xffffffff &&
3769 dcode
[2] == 0xffffffff && dcode
[3] == 0xffffffff) ||
3770 (dcode
[0] == 0 && dcode
[1] == 0 && dcode
[2] == 0 &&
3772 qla_printk(KERN_WARNING
, ha
,
3773 "Unable to verify integrity of flash firmware image!\n");
3774 qla_printk(KERN_WARNING
, ha
,
3775 "Firmware data: %08x %08x %08x %08x!\n", dcode
[0],
3776 dcode
[1], dcode
[2], dcode
[3]);
3778 return QLA_FUNCTION_FAILED
;
3781 while (segments
&& rval
== QLA_SUCCESS
) {
3782 /* Read segment's load information. */
3783 qla24xx_read_flash_data(ha
, dcode
, faddr
, 4);
3785 risc_addr
= be32_to_cpu(dcode
[2]);
3786 *srisc_addr
= *srisc_addr
== 0 ? risc_addr
: *srisc_addr
;
3787 risc_size
= be32_to_cpu(dcode
[3]);
3790 while (risc_size
> 0 && rval
== QLA_SUCCESS
) {
3791 dlen
= (uint32_t)(ha
->fw_transfer_size
>> 2);
3792 if (dlen
> risc_size
)
3795 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
3796 "addr %x, number of dwords 0x%x, offset 0x%x.\n",
3797 ha
->host_no
, risc_addr
, dlen
, faddr
));
3799 qla24xx_read_flash_data(ha
, dcode
, faddr
, dlen
);
3800 for (i
= 0; i
< dlen
; i
++)
3801 dcode
[i
] = swab32(dcode
[i
]);
3803 rval
= qla2x00_load_ram(ha
, ha
->request_dma
, risc_addr
,
3806 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
3807 "segment %d of firmware\n", ha
->host_no
,
3809 qla_printk(KERN_WARNING
, ha
,
3810 "[ERROR] Failed to load segment %d of "
3811 "firmware\n", fragment
);
3828 #define QLA_FW_URL "ftp://ftp.qlogic.com/outgoing/linux/firmware/"
3831 qla2x00_load_risc(scsi_qla_host_t
*ha
, uint32_t *srisc_addr
)
3835 uint16_t *wcode
, *fwcode
;
3836 uint32_t risc_addr
, risc_size
, fwclen
, wlen
, *seg
;
3837 struct fw_blob
*blob
;
3839 /* Load firmware blob. */
3840 blob
= qla2x00_request_firmware(ha
);
3842 qla_printk(KERN_ERR
, ha
, "Firmware image unavailable.\n");
3843 qla_printk(KERN_ERR
, ha
, "Firmware images can be retrieved "
3844 "from: " QLA_FW_URL
".\n");
3845 return QLA_FUNCTION_FAILED
;
3850 wcode
= (uint16_t *)ha
->request_ring
;
3852 fwcode
= (uint16_t *)blob
->fw
->data
;
3855 /* Validate firmware image by checking version. */
3856 if (blob
->fw
->size
< 8 * sizeof(uint16_t)) {
3857 qla_printk(KERN_WARNING
, ha
,
3858 "Unable to verify integrity of firmware image (%Zd)!\n",
3860 goto fail_fw_integrity
;
3862 for (i
= 0; i
< 4; i
++)
3863 wcode
[i
] = be16_to_cpu(fwcode
[i
+ 4]);
3864 if ((wcode
[0] == 0xffff && wcode
[1] == 0xffff && wcode
[2] == 0xffff &&
3865 wcode
[3] == 0xffff) || (wcode
[0] == 0 && wcode
[1] == 0 &&
3866 wcode
[2] == 0 && wcode
[3] == 0)) {
3867 qla_printk(KERN_WARNING
, ha
,
3868 "Unable to verify integrity of firmware image!\n");
3869 qla_printk(KERN_WARNING
, ha
,
3870 "Firmware data: %04x %04x %04x %04x!\n", wcode
[0],
3871 wcode
[1], wcode
[2], wcode
[3]);
3872 goto fail_fw_integrity
;
3876 while (*seg
&& rval
== QLA_SUCCESS
) {
3878 *srisc_addr
= *srisc_addr
== 0 ? *seg
: *srisc_addr
;
3879 risc_size
= be16_to_cpu(fwcode
[3]);
3881 /* Validate firmware image size. */
3882 fwclen
+= risc_size
* sizeof(uint16_t);
3883 if (blob
->fw
->size
< fwclen
) {
3884 qla_printk(KERN_WARNING
, ha
,
3885 "Unable to verify integrity of firmware image "
3886 "(%Zd)!\n", blob
->fw
->size
);
3887 goto fail_fw_integrity
;
3891 while (risc_size
> 0 && rval
== QLA_SUCCESS
) {
3892 wlen
= (uint16_t)(ha
->fw_transfer_size
>> 1);
3893 if (wlen
> risc_size
)
3896 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
3897 "addr %x, number of words 0x%x.\n", ha
->host_no
,
3900 for (i
= 0; i
< wlen
; i
++)
3901 wcode
[i
] = swab16(fwcode
[i
]);
3903 rval
= qla2x00_load_ram(ha
, ha
->request_dma
, risc_addr
,
3906 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
3907 "segment %d of firmware\n", ha
->host_no
,
3909 qla_printk(KERN_WARNING
, ha
,
3910 "[ERROR] Failed to load segment %d of "
3911 "firmware\n", fragment
);
3927 return QLA_FUNCTION_FAILED
;
3931 qla24xx_load_risc(scsi_qla_host_t
*ha
, uint32_t *srisc_addr
)
3934 int segments
, fragment
;
3935 uint32_t *dcode
, dlen
;
3939 struct fw_blob
*blob
;
3940 uint32_t *fwcode
, fwclen
;
3942 /* Load firmware blob. */
3943 blob
= qla2x00_request_firmware(ha
);
3945 qla_printk(KERN_ERR
, ha
, "Firmware image unavailable.\n");
3946 qla_printk(KERN_ERR
, ha
, "Firmware images can be retrieved "
3947 "from: " QLA_FW_URL
".\n");
3949 /* Try to load RISC code from flash. */
3950 qla_printk(KERN_ERR
, ha
, "Attempting to load (potentially "
3951 "outdated) firmware from flash.\n");
3952 return qla24xx_load_risc_flash(ha
, srisc_addr
);
3957 segments
= FA_RISC_CODE_SEGMENTS
;
3958 dcode
= (uint32_t *)ha
->request_ring
;
3960 fwcode
= (uint32_t *)blob
->fw
->data
;
3963 /* Validate firmware image by checking version. */
3964 if (blob
->fw
->size
< 8 * sizeof(uint32_t)) {
3965 qla_printk(KERN_WARNING
, ha
,
3966 "Unable to verify integrity of firmware image (%Zd)!\n",
3968 goto fail_fw_integrity
;
3970 for (i
= 0; i
< 4; i
++)
3971 dcode
[i
] = be32_to_cpu(fwcode
[i
+ 4]);
3972 if ((dcode
[0] == 0xffffffff && dcode
[1] == 0xffffffff &&
3973 dcode
[2] == 0xffffffff && dcode
[3] == 0xffffffff) ||
3974 (dcode
[0] == 0 && dcode
[1] == 0 && dcode
[2] == 0 &&
3976 qla_printk(KERN_WARNING
, ha
,
3977 "Unable to verify integrity of firmware image!\n");
3978 qla_printk(KERN_WARNING
, ha
,
3979 "Firmware data: %08x %08x %08x %08x!\n", dcode
[0],
3980 dcode
[1], dcode
[2], dcode
[3]);
3981 goto fail_fw_integrity
;
3984 while (segments
&& rval
== QLA_SUCCESS
) {
3985 risc_addr
= be32_to_cpu(fwcode
[2]);
3986 *srisc_addr
= *srisc_addr
== 0 ? risc_addr
: *srisc_addr
;
3987 risc_size
= be32_to_cpu(fwcode
[3]);
3989 /* Validate firmware image size. */
3990 fwclen
+= risc_size
* sizeof(uint32_t);
3991 if (blob
->fw
->size
< fwclen
) {
3992 qla_printk(KERN_WARNING
, ha
,
3993 "Unable to verify integrity of firmware image "
3994 "(%Zd)!\n", blob
->fw
->size
);
3996 goto fail_fw_integrity
;
4000 while (risc_size
> 0 && rval
== QLA_SUCCESS
) {
4001 dlen
= (uint32_t)(ha
->fw_transfer_size
>> 2);
4002 if (dlen
> risc_size
)
4005 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
4006 "addr %x, number of dwords 0x%x.\n", ha
->host_no
,
4009 for (i
= 0; i
< dlen
; i
++)
4010 dcode
[i
] = swab32(fwcode
[i
]);
4012 rval
= qla2x00_load_ram(ha
, ha
->request_dma
, risc_addr
,
4015 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
4016 "segment %d of firmware\n", ha
->host_no
,
4018 qla_printk(KERN_WARNING
, ha
,
4019 "[ERROR] Failed to load segment %d of "
4020 "firmware\n", fragment
);
4036 return QLA_FUNCTION_FAILED
;
4040 qla2x00_try_to_stop_firmware(scsi_qla_host_t
*ha
)
4044 if (!IS_FWI2_CAPABLE(ha
))
4046 if (!ha
->fw_major_version
)
4049 ret
= qla2x00_stop_firmware(ha
);
4050 for (retries
= 5; ret
!= QLA_SUCCESS
&& ret
!= QLA_FUNCTION_TIMEOUT
&&
4051 retries
; retries
--) {
4052 ha
->isp_ops
->reset_chip(ha
);
4053 if (ha
->isp_ops
->chip_diag(ha
) != QLA_SUCCESS
)
4055 if (qla2x00_setup_chip(ha
) != QLA_SUCCESS
)
4057 qla_printk(KERN_INFO
, ha
,
4058 "Attempting retry of stop-firmware command...\n");
4059 ret
= qla2x00_stop_firmware(ha
);
4064 qla24xx_configure_vhba(scsi_qla_host_t
*ha
)
4066 int rval
= QLA_SUCCESS
;
4067 uint16_t mb
[MAILBOX_REGISTER_COUNT
];
4072 rval
= qla2x00_fw_ready(ha
->parent
);
4073 if (rval
== QLA_SUCCESS
) {
4074 clear_bit(RESET_MARKER_NEEDED
, &ha
->dpc_flags
);
4075 qla2x00_marker(ha
, 0, 0, MK_SYNC_ALL
);
4078 ha
->flags
.management_server_logged_in
= 0;
4080 /* Login to SNS first */
4081 qla24xx_login_fabric(ha
->parent
, NPH_SNS
, 0xff, 0xff, 0xfc,
4083 if (mb
[0] != MBS_COMMAND_COMPLETE
) {
4084 DEBUG15(qla_printk(KERN_INFO
, ha
,
4085 "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x "
4086 "mb[2]=%x mb[6]=%x mb[7]=%x\n", NPH_SNS
,
4087 mb
[0], mb
[1], mb
[2], mb
[6], mb
[7]));
4088 return (QLA_FUNCTION_FAILED
);
4091 atomic_set(&ha
->loop_down_timer
, 0);
4092 atomic_set(&ha
->loop_state
, LOOP_UP
);
4093 set_bit(LOOP_RESYNC_NEEDED
, &ha
->dpc_flags
);
4094 set_bit(LOCAL_LOOP_UPDATE
, &ha
->dpc_flags
);
4095 rval
= qla2x00_loop_resync(ha
->parent
);
4100 /* 84XX Support **************************************************************/
4102 static LIST_HEAD(qla_cs84xx_list
);
4103 static DEFINE_MUTEX(qla_cs84xx_mutex
);
4105 static struct qla_chip_state_84xx
*
4106 qla84xx_get_chip(struct scsi_qla_host
*ha
)
4108 struct qla_chip_state_84xx
*cs84xx
;
4110 mutex_lock(&qla_cs84xx_mutex
);
4112 /* Find any shared 84xx chip. */
4113 list_for_each_entry(cs84xx
, &qla_cs84xx_list
, list
) {
4114 if (cs84xx
->bus
== ha
->pdev
->bus
) {
4115 kref_get(&cs84xx
->kref
);
4120 cs84xx
= kzalloc(sizeof(*cs84xx
), GFP_KERNEL
);
4124 kref_init(&cs84xx
->kref
);
4125 spin_lock_init(&cs84xx
->access_lock
);
4126 mutex_init(&cs84xx
->fw_update_mutex
);
4127 cs84xx
->bus
= ha
->pdev
->bus
;
4129 list_add_tail(&cs84xx
->list
, &qla_cs84xx_list
);
4131 mutex_unlock(&qla_cs84xx_mutex
);
4136 __qla84xx_chip_release(struct kref
*kref
)
4138 struct qla_chip_state_84xx
*cs84xx
=
4139 container_of(kref
, struct qla_chip_state_84xx
, kref
);
4141 mutex_lock(&qla_cs84xx_mutex
);
4142 list_del(&cs84xx
->list
);
4143 mutex_unlock(&qla_cs84xx_mutex
);
4148 qla84xx_put_chip(struct scsi_qla_host
*ha
)
4151 kref_put(&ha
->cs84xx
->kref
, __qla84xx_chip_release
);
4155 qla84xx_init_chip(scsi_qla_host_t
*ha
)
4160 mutex_lock(&ha
->cs84xx
->fw_update_mutex
);
4162 rval
= qla84xx_verify_chip(ha
, status
);
4164 mutex_unlock(&ha
->cs84xx
->fw_update_mutex
);
4166 return rval
!= QLA_SUCCESS
|| status
[0] ? QLA_FUNCTION_FAILED
: