2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2013 QLogic Corporation
5 * See LICENSE.qla2xxx for copyright and licensing details.
8 #include <linux/delay.h>
10 #include <linux/ratelimit.h>
11 #include <linux/vmalloc.h>
12 #include <scsi/scsi_tcq.h>
13 #include <linux/utsname.h>
16 /* QLAFX00 specific Mailbox implementation functions */
19 * qlafx00_mailbox_command
20 * Issue mailbox command and waits for completion.
23 * ha = adapter block pointer.
24 * mcp = driver internal mbx struct pointer.
27 * mb[MAX_MAILBOX_REGISTER_COUNT] = returned mailbox data.
30 * 0 : QLA_SUCCESS = cmd performed success
31 * 1 : QLA_FUNCTION_FAILED (error encountered)
32 * 6 : QLA_FUNCTION_TIMEOUT (timeout condition encountered)
38 qlafx00_mailbox_command(scsi_qla_host_t
*vha
, struct mbx_cmd_32
*mcp
)
42 unsigned long flags
= 0;
43 device_reg_t __iomem
*reg
;
48 uint32_t __iomem
*optr
;
51 unsigned long wait_time
;
52 struct qla_hw_data
*ha
= vha
->hw
;
53 scsi_qla_host_t
*base_vha
= pci_get_drvdata(ha
->pdev
);
55 if (ha
->pdev
->error_state
> pci_channel_io_frozen
) {
56 ql_log(ql_log_warn
, vha
, 0x115c,
57 "error_state is greater than pci_channel_io_frozen, "
59 return QLA_FUNCTION_TIMEOUT
;
62 if (vha
->device_flags
& DFLG_DEV_FAILED
) {
63 ql_log(ql_log_warn
, vha
, 0x115f,
64 "Device in failed state, exiting.\n");
65 return QLA_FUNCTION_TIMEOUT
;
69 io_lock_on
= base_vha
->flags
.init_done
;
72 abort_active
= test_bit(ABORT_ISP_ACTIVE
, &base_vha
->dpc_flags
);
74 if (ha
->flags
.pci_channel_io_perm_failure
) {
75 ql_log(ql_log_warn
, vha
, 0x1175,
76 "Perm failure on EEH timeout MBX, exiting.\n");
77 return QLA_FUNCTION_TIMEOUT
;
80 if (ha
->flags
.isp82xx_fw_hung
) {
81 /* Setting Link-Down error */
82 mcp
->mb
[0] = MBS_LINK_DOWN_ERROR
;
83 ql_log(ql_log_warn
, vha
, 0x1176,
84 "FW hung = %d.\n", ha
->flags
.isp82xx_fw_hung
);
85 rval
= QLA_FUNCTION_FAILED
;
90 * Wait for active mailbox commands to finish by waiting at most tov
91 * seconds. This is to serialize actual issuing of mailbox cmds during
94 if (!wait_for_completion_timeout(&ha
->mbx_cmd_comp
, mcp
->tov
* HZ
)) {
95 /* Timeout occurred. Return error. */
96 ql_log(ql_log_warn
, vha
, 0x1177,
97 "Cmd access timeout, cmd=0x%x, Exiting.\n",
99 return QLA_FUNCTION_TIMEOUT
;
102 ha
->flags
.mbox_busy
= 1;
103 /* Save mailbox command for debug */
106 ql_dbg(ql_dbg_mbx
, vha
, 0x1178,
107 "Prepare to issue mbox cmd=0x%x.\n", mcp
->mb
[0]);
109 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
111 /* Load mailbox registers. */
112 optr
= (uint32_t __iomem
*)®
->ispfx00
.mailbox0
;
115 command
= mcp
->mb
[0];
116 mboxes
= mcp
->out_mb
;
118 for (cnt
= 0; cnt
< ha
->mbx_count
; cnt
++) {
120 WRT_REG_DWORD(optr
, *iptr
);
127 /* Issue set host interrupt command to send cmd out. */
128 ha
->flags
.mbox_int
= 0;
129 clear_bit(MBX_INTERRUPT
, &ha
->mbx_cmd_flags
);
131 ql_dump_buffer(ql_dbg_mbx
+ ql_dbg_buffer
, vha
, 0x1172,
132 (uint8_t *)mcp
->mb
, 16);
133 ql_dump_buffer(ql_dbg_mbx
+ ql_dbg_buffer
, vha
, 0x1173,
134 ((uint8_t *)mcp
->mb
+ 0x10), 16);
135 ql_dump_buffer(ql_dbg_mbx
+ ql_dbg_buffer
, vha
, 0x1174,
136 ((uint8_t *)mcp
->mb
+ 0x20), 8);
138 /* Unlock mbx registers and wait for interrupt */
139 ql_dbg(ql_dbg_mbx
, vha
, 0x1179,
140 "Going to unlock irq & waiting for interrupts. "
141 "jiffies=%lx.\n", jiffies
);
143 /* Wait for mbx cmd completion until timeout */
144 if ((!abort_active
&& io_lock_on
) || IS_NOPOLLING_TYPE(ha
)) {
145 set_bit(MBX_INTR_WAIT
, &ha
->mbx_cmd_flags
);
147 QLAFX00_SET_HST_INTR(ha
, ha
->mbx_intr_code
);
148 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
150 wait_for_completion_timeout(&ha
->mbx_intr_comp
, mcp
->tov
* HZ
);
152 ql_dbg(ql_dbg_mbx
, vha
, 0x112c,
153 "Cmd=%x Polling Mode.\n", command
);
155 QLAFX00_SET_HST_INTR(ha
, ha
->mbx_intr_code
);
156 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
158 wait_time
= jiffies
+ mcp
->tov
* HZ
; /* wait at most tov secs */
159 while (!ha
->flags
.mbox_int
) {
160 if (time_after(jiffies
, wait_time
))
163 /* Check for pending interrupts. */
164 qla2x00_poll(ha
->rsp_q_map
[0]);
166 if (!ha
->flags
.mbox_int
&&
168 command
== MBC_LOAD_RISC_RAM_EXTENDED
))
169 usleep_range(10000, 11000);
171 ql_dbg(ql_dbg_mbx
, vha
, 0x112d,
173 (uint
)((jiffies
- (wait_time
- (mcp
->tov
* HZ
)))/HZ
));
176 /* Check whether we timed out */
177 if (ha
->flags
.mbox_int
) {
180 ql_dbg(ql_dbg_mbx
, vha
, 0x112e,
181 "Cmd=%x completed.\n", command
);
183 /* Got interrupt. Clear the flag. */
184 ha
->flags
.mbox_int
= 0;
185 clear_bit(MBX_INTERRUPT
, &ha
->mbx_cmd_flags
);
187 if (ha
->mailbox_out32
[0] != MBS_COMMAND_COMPLETE
)
188 rval
= QLA_FUNCTION_FAILED
;
190 /* Load return mailbox registers. */
192 iptr
= (uint32_t *)&ha
->mailbox_out32
[0];
194 for (cnt
= 0; cnt
< ha
->mbx_count
; cnt
++) {
204 rval
= QLA_FUNCTION_TIMEOUT
;
207 ha
->flags
.mbox_busy
= 0;
212 if ((abort_active
|| !io_lock_on
) && !IS_NOPOLLING_TYPE(ha
)) {
213 ql_dbg(ql_dbg_mbx
, vha
, 0x113a,
214 "checking for additional resp interrupt.\n");
216 /* polling mode for non isp_abort commands. */
217 qla2x00_poll(ha
->rsp_q_map
[0]);
220 if (rval
== QLA_FUNCTION_TIMEOUT
&&
221 mcp
->mb
[0] != MBC_GEN_SYSTEM_ERROR
) {
222 if (!io_lock_on
|| (mcp
->flags
& IOCTL_CMD
) ||
223 ha
->flags
.eeh_busy
) {
224 /* not in dpc. schedule it for dpc to take over. */
225 ql_dbg(ql_dbg_mbx
, vha
, 0x115d,
226 "Timeout, schedule isp_abort_needed.\n");
228 if (!test_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
) &&
229 !test_bit(ABORT_ISP_ACTIVE
, &vha
->dpc_flags
) &&
230 !test_bit(ISP_ABORT_RETRY
, &vha
->dpc_flags
)) {
232 ql_log(ql_log_info
, base_vha
, 0x115e,
233 "Mailbox cmd timeout occurred, cmd=0x%x, "
234 "mb[0]=0x%x, eeh_busy=0x%x. Scheduling ISP "
235 "abort.\n", command
, mcp
->mb
[0],
237 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
238 qla2xxx_wake_dpc(vha
);
240 } else if (!abort_active
) {
241 /* call abort directly since we are in the DPC thread */
242 ql_dbg(ql_dbg_mbx
, vha
, 0x1160,
243 "Timeout, calling abort_isp.\n");
245 if (!test_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
) &&
246 !test_bit(ABORT_ISP_ACTIVE
, &vha
->dpc_flags
) &&
247 !test_bit(ISP_ABORT_RETRY
, &vha
->dpc_flags
)) {
249 ql_log(ql_log_info
, base_vha
, 0x1161,
250 "Mailbox cmd timeout occurred, cmd=0x%x, "
251 "mb[0]=0x%x. Scheduling ISP abort ",
252 command
, mcp
->mb
[0]);
254 set_bit(ABORT_ISP_ACTIVE
, &vha
->dpc_flags
);
255 clear_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
256 if (ha
->isp_ops
->abort_isp(vha
)) {
257 /* Failed. retry later. */
258 set_bit(ISP_ABORT_NEEDED
,
261 clear_bit(ABORT_ISP_ACTIVE
, &vha
->dpc_flags
);
262 ql_dbg(ql_dbg_mbx
, vha
, 0x1162,
263 "Finished abort_isp.\n");
269 /* Allow next mbx cmd to come in. */
270 complete(&ha
->mbx_cmd_comp
);
273 ql_log(ql_log_warn
, base_vha
, 0x1163,
274 "**** Failed mbx[0]=%x, mb[1]=%x, mb[2]=%x, "
275 "mb[3]=%x, cmd=%x ****.\n",
276 mcp
->mb
[0], mcp
->mb
[1], mcp
->mb
[2], mcp
->mb
[3], command
);
278 ql_dbg(ql_dbg_mbx
, base_vha
, 0x1164, "Done %s.\n", __func__
);
285 * qlafx00_driver_shutdown
286 * Indicate a driver shutdown to firmware.
289 * ha = adapter block pointer.
292 * local function return status code.
298 qlafx00_driver_shutdown(scsi_qla_host_t
*vha
, int tmo
)
301 struct mbx_cmd_32 mc
;
302 struct mbx_cmd_32
*mcp
= &mc
;
304 ql_dbg(ql_dbg_mbx
+ ql_dbg_verbose
, vha
, 0x1166,
305 "Entered %s.\n", __func__
);
307 mcp
->mb
[0] = MBC_MR_DRV_SHUTDOWN
;
313 mcp
->tov
= MBX_TOV_SECONDS
;
315 rval
= qlafx00_mailbox_command(vha
, mcp
);
317 if (rval
!= QLA_SUCCESS
) {
318 ql_dbg(ql_dbg_mbx
, vha
, 0x1167,
319 "Failed=%x.\n", rval
);
321 ql_dbg(ql_dbg_mbx
+ ql_dbg_verbose
, vha
, 0x1168,
322 "Done %s.\n", __func__
);
329 * qlafx00_get_firmware_state
330 * Get adapter firmware state.
333 * ha = adapter block pointer.
334 * TARGET_QUEUE_LOCK must be released.
335 * ADAPTER_STATE_LOCK must be released.
338 * qla7xxx local function return status code.
344 qlafx00_get_firmware_state(scsi_qla_host_t
*vha
, uint32_t *states
)
347 struct mbx_cmd_32 mc
;
348 struct mbx_cmd_32
*mcp
= &mc
;
350 ql_dbg(ql_dbg_mbx
+ ql_dbg_verbose
, vha
, 0x1169,
351 "Entered %s.\n", __func__
);
353 mcp
->mb
[0] = MBC_GET_FIRMWARE_STATE
;
355 mcp
->in_mb
= MBX_1
|MBX_0
;
356 mcp
->tov
= MBX_TOV_SECONDS
;
358 rval
= qlafx00_mailbox_command(vha
, mcp
);
360 /* Return firmware states. */
361 states
[0] = mcp
->mb
[1];
363 if (rval
!= QLA_SUCCESS
) {
364 ql_dbg(ql_dbg_mbx
, vha
, 0x116a,
365 "Failed=%x mb[0]=%x.\n", rval
, mcp
->mb
[0]);
367 ql_dbg(ql_dbg_mbx
+ ql_dbg_verbose
, vha
, 0x116b,
368 "Done %s.\n", __func__
);
374 * qlafx00_init_firmware
375 * Initialize adapter firmware.
378 * ha = adapter block pointer.
379 * dptr = Initialization control block pointer.
380 * size = size of initialization control block.
381 * TARGET_QUEUE_LOCK must be released.
382 * ADAPTER_STATE_LOCK must be released.
385 * qlafx00 local function return status code.
391 qlafx00_init_firmware(scsi_qla_host_t
*vha
, uint16_t size
)
394 struct mbx_cmd_32 mc
;
395 struct mbx_cmd_32
*mcp
= &mc
;
396 struct qla_hw_data
*ha
= vha
->hw
;
398 ql_dbg(ql_dbg_mbx
+ ql_dbg_verbose
, vha
, 0x116c,
399 "Entered %s.\n", __func__
);
401 mcp
->mb
[0] = MBC_INITIALIZE_FIRMWARE
;
404 mcp
->mb
[2] = MSD(ha
->init_cb_dma
);
405 mcp
->mb
[3] = LSD(ha
->init_cb_dma
);
407 mcp
->out_mb
= MBX_3
|MBX_2
|MBX_1
|MBX_0
;
409 mcp
->buf_size
= size
;
410 mcp
->flags
= MBX_DMA_OUT
;
411 mcp
->tov
= MBX_TOV_SECONDS
;
412 rval
= qlafx00_mailbox_command(vha
, mcp
);
414 if (rval
!= QLA_SUCCESS
) {
415 ql_dbg(ql_dbg_mbx
, vha
, 0x116d,
416 "Failed=%x mb[0]=%x.\n", rval
, mcp
->mb
[0]);
418 ql_dbg(ql_dbg_mbx
+ ql_dbg_verbose
, vha
, 0x116e,
419 "Done %s.\n", __func__
);
425 * qlafx00_mbx_reg_test
428 qlafx00_mbx_reg_test(scsi_qla_host_t
*vha
)
431 struct mbx_cmd_32 mc
;
432 struct mbx_cmd_32
*mcp
= &mc
;
434 ql_dbg(ql_dbg_mbx
+ ql_dbg_verbose
, vha
, 0x116f,
435 "Entered %s.\n", __func__
);
438 mcp
->mb
[0] = MBC_MAILBOX_REGISTER_TEST
;
448 mcp
->mb
[10] = 0xBB66;
449 mcp
->mb
[11] = 0x66BB;
450 mcp
->mb
[12] = 0xB6B6;
451 mcp
->mb
[13] = 0x6B6B;
452 mcp
->mb
[14] = 0x3636;
453 mcp
->mb
[15] = 0xCCCC;
456 mcp
->out_mb
= MBX_15
|MBX_14
|MBX_13
|MBX_12
|MBX_11
|MBX_10
|MBX_9
|MBX_8
|
457 MBX_7
|MBX_6
|MBX_5
|MBX_4
|MBX_3
|MBX_2
|MBX_1
|MBX_0
;
458 mcp
->in_mb
= MBX_15
|MBX_14
|MBX_13
|MBX_12
|MBX_11
|MBX_10
|MBX_9
|MBX_8
|
459 MBX_7
|MBX_6
|MBX_5
|MBX_4
|MBX_3
|MBX_2
|MBX_1
|MBX_0
;
461 mcp
->flags
= MBX_DMA_OUT
;
462 mcp
->tov
= MBX_TOV_SECONDS
;
463 rval
= qlafx00_mailbox_command(vha
, mcp
);
464 if (rval
== QLA_SUCCESS
) {
465 if (mcp
->mb
[17] != 0xAAAA || mcp
->mb
[18] != 0x5555 ||
466 mcp
->mb
[19] != 0xAA55 || mcp
->mb
[20] != 0x55AA)
467 rval
= QLA_FUNCTION_FAILED
;
468 if (mcp
->mb
[21] != 0xA5A5 || mcp
->mb
[22] != 0x5A5A ||
469 mcp
->mb
[23] != 0x2525 || mcp
->mb
[24] != 0xBBBB)
470 rval
= QLA_FUNCTION_FAILED
;
471 if (mcp
->mb
[25] != 0x6666 || mcp
->mb
[26] != 0xBB66 ||
472 mcp
->mb
[27] != 0x66BB || mcp
->mb
[28] != 0xB6B6)
473 rval
= QLA_FUNCTION_FAILED
;
474 if (mcp
->mb
[29] != 0x6B6B || mcp
->mb
[30] != 0x3636 ||
475 mcp
->mb
[31] != 0xCCCC)
476 rval
= QLA_FUNCTION_FAILED
;
479 if (rval
!= QLA_SUCCESS
) {
480 ql_dbg(ql_dbg_mbx
, vha
, 0x1170,
481 "Failed=%x mb[0]=%x.\n", rval
, mcp
->mb
[0]);
483 ql_dbg(ql_dbg_mbx
+ ql_dbg_verbose
, vha
, 0x1171,
484 "Done %s.\n", __func__
);
490 * qlafx00_pci_config() - Setup ISPFx00 PCI configuration registers.
493 * Returns 0 on success.
496 qlafx00_pci_config(scsi_qla_host_t
*vha
)
499 struct qla_hw_data
*ha
= vha
->hw
;
501 pci_set_master(ha
->pdev
);
502 pci_try_set_mwi(ha
->pdev
);
504 pci_read_config_word(ha
->pdev
, PCI_COMMAND
, &w
);
505 w
|= (PCI_COMMAND_PARITY
| PCI_COMMAND_SERR
);
506 w
&= ~PCI_COMMAND_INTX_DISABLE
;
507 pci_write_config_word(ha
->pdev
, PCI_COMMAND
, w
);
509 /* PCIe -- adjust Maximum Read Request Size (2048). */
510 if (pci_find_capability(ha
->pdev
, PCI_CAP_ID_EXP
))
511 pcie_set_readrq(ha
->pdev
, 2048);
513 ha
->chip_revision
= ha
->pdev
->revision
;
519 * qlafx00_warm_reset() - Perform warm reset of iSA(CPUs being reset on SOC).
524 qlafx00_soc_cpu_reset(scsi_qla_host_t
*vha
)
526 unsigned long flags
= 0;
527 struct qla_hw_data
*ha
= vha
->hw
;
531 /* Set all 4 cores in reset */
532 for (i
= 0; i
< 4; i
++) {
533 QLAFX00_SET_HBA_SOC_REG(ha
,
534 (SOC_SW_RST_CONTROL_REG_CORE0
+ 8*i
), (0xF01));
537 /* Set all 4 core Clock gating control */
538 for (i
= 0; i
< 4; i
++) {
539 QLAFX00_SET_HBA_SOC_REG(ha
,
540 (SOC_SW_RST_CONTROL_REG_CORE0
+ 4 + 8*i
), (0x01010101));
543 /* Reset all units in Fabric */
544 QLAFX00_SET_HBA_SOC_REG(ha
, SOC_FABRIC_RST_CONTROL_REG
, (0x11F0101));
546 /* Reset all interrupt control registers */
547 for (i
= 0; i
< 115; i
++) {
548 QLAFX00_SET_HBA_SOC_REG(ha
,
549 (SOC_INTERRUPT_SOURCE_I_CONTROL_REG
+ 4*i
), (0x0));
552 /* Reset Timers control registers. per core */
553 for (core
= 0; core
< 4; core
++)
554 for (i
= 0; i
< 8; i
++)
555 QLAFX00_SET_HBA_SOC_REG(ha
,
556 (SOC_CORE_TIMER_REG
+ 0x100*core
+ 4*i
), (0x0));
558 /* Reset per core IRQ ack register */
559 for (core
= 0; core
< 4; core
++)
560 QLAFX00_SET_HBA_SOC_REG(ha
,
561 (SOC_IRQ_ACK_REG
+ 0x100*core
), (0x3FF));
563 /* Set Fabric control and config to defaults */
564 QLAFX00_SET_HBA_SOC_REG(ha
, SOC_FABRIC_CONTROL_REG
, (0x2));
565 QLAFX00_SET_HBA_SOC_REG(ha
, SOC_FABRIC_CONFIG_REG
, (0x3));
567 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
569 /* Kick in Fabric units */
570 QLAFX00_SET_HBA_SOC_REG(ha
, SOC_FABRIC_RST_CONTROL_REG
, (0x0));
572 /* Kick in Core0 to start boot process */
573 QLAFX00_SET_HBA_SOC_REG(ha
, SOC_SW_RST_CONTROL_REG_CORE0
, (0xF00));
575 /* Wait 10secs for soft-reset to complete. */
576 for (cnt
= 10; cnt
; cnt
--) {
580 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
584 * qlafx00_soft_reset() - Soft Reset ISPFx00.
587 * Returns 0 on success.
590 qlafx00_soft_reset(scsi_qla_host_t
*vha
)
592 struct qla_hw_data
*ha
= vha
->hw
;
594 if (unlikely(pci_channel_offline(ha
->pdev
) &&
595 ha
->flags
.pci_channel_io_perm_failure
))
598 ha
->isp_ops
->disable_intrs(ha
);
599 qlafx00_soc_cpu_reset(vha
);
600 ha
->isp_ops
->enable_intrs(ha
);
604 * qlafx00_chip_diag() - Test ISPFx00 for proper operation.
607 * Returns 0 on success.
610 qlafx00_chip_diag(scsi_qla_host_t
*vha
)
613 struct qla_hw_data
*ha
= vha
->hw
;
614 struct req_que
*req
= ha
->req_q_map
[0];
616 ha
->fw_transfer_size
= REQUEST_ENTRY_SIZE
* req
->length
;
618 rval
= qlafx00_mbx_reg_test(vha
);
620 ql_log(ql_log_warn
, vha
, 0x1165,
621 "Failed mailbox send register test\n");
623 /* Flag a successful rval */
630 qlafx00_config_rings(struct scsi_qla_host
*vha
)
632 struct qla_hw_data
*ha
= vha
->hw
;
633 struct device_reg_fx00 __iomem
*reg
= &ha
->iobase
->ispfx00
;
634 struct init_cb_fx
*icb
;
635 struct req_que
*req
= ha
->req_q_map
[0];
636 struct rsp_que
*rsp
= ha
->rsp_q_map
[0];
638 /* Setup ring parameters in initialization control block. */
639 icb
= (struct init_cb_fx
*)ha
->init_cb
;
640 icb
->request_q_outpointer
= __constant_cpu_to_le16(0);
641 icb
->response_q_inpointer
= __constant_cpu_to_le16(0);
642 icb
->request_q_length
= cpu_to_le16(req
->length
);
643 icb
->response_q_length
= cpu_to_le16(rsp
->length
);
644 icb
->request_q_address
[0] = cpu_to_le32(LSD(req
->dma
));
645 icb
->request_q_address
[1] = cpu_to_le32(MSD(req
->dma
));
646 icb
->response_q_address
[0] = cpu_to_le32(LSD(rsp
->dma
));
647 icb
->response_q_address
[1] = cpu_to_le32(MSD(rsp
->dma
));
649 WRT_REG_DWORD(®
->req_q_in
, 0);
650 WRT_REG_DWORD(®
->req_q_out
, 0);
652 WRT_REG_DWORD(®
->rsp_q_in
, 0);
653 WRT_REG_DWORD(®
->rsp_q_out
, 0);
656 RD_REG_DWORD(®
->rsp_q_out
);
660 qlafx00_pci_info_str(struct scsi_qla_host
*vha
, char *str
)
662 struct qla_hw_data
*ha
= vha
->hw
;
665 pcie_reg
= pci_find_capability(ha
->pdev
, PCI_CAP_ID_EXP
);
667 strcpy(str
, "PCIe iSA");
674 qlafx00_fw_version_str(struct scsi_qla_host
*vha
, char *str
)
676 struct qla_hw_data
*ha
= vha
->hw
;
678 sprintf(str
, "%s", ha
->mr
.fw_version
);
683 qlafx00_enable_intrs(struct qla_hw_data
*ha
)
685 unsigned long flags
= 0;
687 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
688 ha
->interrupts_on
= 1;
689 QLAFX00_ENABLE_ICNTRL_REG(ha
);
690 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
694 qlafx00_disable_intrs(struct qla_hw_data
*ha
)
696 unsigned long flags
= 0;
698 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
699 ha
->interrupts_on
= 0;
700 QLAFX00_DISABLE_ICNTRL_REG(ha
);
701 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
705 qlafx00_tmf_iocb_timeout(void *data
)
707 srb_t
*sp
= (srb_t
*)data
;
708 struct srb_iocb
*tmf
= &sp
->u
.iocb_cmd
;
710 tmf
->u
.tmf
.comp_status
= cpu_to_le16((uint16_t)CS_TIMEOUT
);
711 complete(&tmf
->u
.tmf
.comp
);
715 qlafx00_tmf_sp_done(void *data
, void *ptr
, int res
)
717 srb_t
*sp
= (srb_t
*)ptr
;
718 struct srb_iocb
*tmf
= &sp
->u
.iocb_cmd
;
720 complete(&tmf
->u
.tmf
.comp
);
724 qlafx00_async_tm_cmd(fc_port_t
*fcport
, uint32_t flags
,
725 uint32_t lun
, uint32_t tag
)
727 scsi_qla_host_t
*vha
= fcport
->vha
;
728 struct srb_iocb
*tm_iocb
;
730 int rval
= QLA_FUNCTION_FAILED
;
732 sp
= qla2x00_get_sp(vha
, fcport
, GFP_KERNEL
);
736 tm_iocb
= &sp
->u
.iocb_cmd
;
737 sp
->type
= SRB_TM_CMD
;
739 qla2x00_init_timer(sp
, qla2x00_get_async_timeout(vha
));
740 tm_iocb
->u
.tmf
.flags
= flags
;
741 tm_iocb
->u
.tmf
.lun
= lun
;
742 tm_iocb
->u
.tmf
.data
= tag
;
743 sp
->done
= qlafx00_tmf_sp_done
;
744 tm_iocb
->timeout
= qlafx00_tmf_iocb_timeout
;
745 init_completion(&tm_iocb
->u
.tmf
.comp
);
747 rval
= qla2x00_start_sp(sp
);
748 if (rval
!= QLA_SUCCESS
)
751 ql_dbg(ql_dbg_async
, vha
, 0x507b,
752 "Task management command issued target_id=%x\n",
755 wait_for_completion(&tm_iocb
->u
.tmf
.comp
);
757 rval
= tm_iocb
->u
.tmf
.comp_status
== CS_COMPLETE
?
758 QLA_SUCCESS
: QLA_FUNCTION_FAILED
;
767 qlafx00_abort_target(fc_port_t
*fcport
, unsigned int l
, int tag
)
769 return qlafx00_async_tm_cmd(fcport
, TCF_TARGET_RESET
, l
, tag
);
773 qlafx00_lun_reset(fc_port_t
*fcport
, unsigned int l
, int tag
)
775 return qlafx00_async_tm_cmd(fcport
, TCF_LUN_RESET
, l
, tag
);
779 qlafx00_loop_reset(scsi_qla_host_t
*vha
)
782 struct fc_port
*fcport
;
783 struct qla_hw_data
*ha
= vha
->hw
;
785 if (ql2xtargetreset
) {
786 list_for_each_entry(fcport
, &vha
->vp_fcports
, list
) {
787 if (fcport
->port_type
!= FCT_TARGET
)
790 ret
= ha
->isp_ops
->target_reset(fcport
, 0, 0);
791 if (ret
!= QLA_SUCCESS
) {
792 ql_dbg(ql_dbg_taskm
, vha
, 0x803d,
793 "Bus Reset failed: Reset=%d "
794 "d_id=%x.\n", ret
, fcport
->d_id
.b24
);
802 qlafx00_iospace_config(struct qla_hw_data
*ha
)
804 if (pci_request_selected_regions(ha
->pdev
, ha
->bars
,
805 QLA2XXX_DRIVER_NAME
)) {
806 ql_log_pci(ql_log_fatal
, ha
->pdev
, 0x014e,
807 "Failed to reserve PIO/MMIO regions (%s), aborting.\n",
809 goto iospace_error_exit
;
812 /* Use MMIO operations for all accesses. */
813 if (!(pci_resource_flags(ha
->pdev
, 0) & IORESOURCE_MEM
)) {
814 ql_log_pci(ql_log_warn
, ha
->pdev
, 0x014f,
815 "Invalid pci I/O region size (%s).\n",
817 goto iospace_error_exit
;
819 if (pci_resource_len(ha
->pdev
, 0) < BAR0_LEN_FX00
) {
820 ql_log_pci(ql_log_warn
, ha
->pdev
, 0x0127,
821 "Invalid PCI mem BAR0 region size (%s), aborting\n",
823 goto iospace_error_exit
;
827 ioremap_nocache(pci_resource_start(ha
->pdev
, 0), BAR0_LEN_FX00
);
829 ql_log_pci(ql_log_fatal
, ha
->pdev
, 0x0128,
830 "cannot remap MMIO (%s), aborting\n", pci_name(ha
->pdev
));
831 goto iospace_error_exit
;
834 if (!(pci_resource_flags(ha
->pdev
, 2) & IORESOURCE_MEM
)) {
835 ql_log_pci(ql_log_warn
, ha
->pdev
, 0x0129,
836 "region #2 not an MMIO resource (%s), aborting\n",
838 goto iospace_error_exit
;
840 if (pci_resource_len(ha
->pdev
, 2) < BAR2_LEN_FX00
) {
841 ql_log_pci(ql_log_warn
, ha
->pdev
, 0x012a,
842 "Invalid PCI mem BAR2 region size (%s), aborting\n",
844 goto iospace_error_exit
;
848 ioremap_nocache(pci_resource_start(ha
->pdev
, 2), BAR2_LEN_FX00
);
850 ql_log_pci(ql_log_fatal
, ha
->pdev
, 0x012b,
851 "cannot remap MMIO (%s), aborting\n", pci_name(ha
->pdev
));
852 goto iospace_error_exit
;
855 /* Determine queue resources */
856 ha
->max_req_queues
= ha
->max_rsp_queues
= 1;
858 ql_log_pci(ql_log_info
, ha
->pdev
, 0x012c,
859 "Bars 0x%x, iobase0 0x%p, iobase2 0x%p\n",
860 ha
->bars
, ha
->cregbase
, ha
->iobase
);
869 qlafx00_save_queue_ptrs(struct scsi_qla_host
*vha
)
871 struct qla_hw_data
*ha
= vha
->hw
;
872 struct req_que
*req
= ha
->req_q_map
[0];
873 struct rsp_que
*rsp
= ha
->rsp_q_map
[0];
875 req
->length_fx00
= req
->length
;
876 req
->ring_fx00
= req
->ring
;
877 req
->dma_fx00
= req
->dma
;
879 rsp
->length_fx00
= rsp
->length
;
880 rsp
->ring_fx00
= rsp
->ring
;
881 rsp
->dma_fx00
= rsp
->dma
;
883 ql_dbg(ql_dbg_init
, vha
, 0x012d,
884 "req: %p, ring_fx00: %p, length_fx00: 0x%x,"
885 "req->dma_fx00: 0x%llx\n", req
, req
->ring_fx00
,
886 req
->length_fx00
, (u64
)req
->dma_fx00
);
888 ql_dbg(ql_dbg_init
, vha
, 0x012e,
889 "rsp: %p, ring_fx00: %p, length_fx00: 0x%x,"
890 "rsp->dma_fx00: 0x%llx\n", rsp
, rsp
->ring_fx00
,
891 rsp
->length_fx00
, (u64
)rsp
->dma_fx00
);
895 qlafx00_config_queues(struct scsi_qla_host
*vha
)
897 struct qla_hw_data
*ha
= vha
->hw
;
898 struct req_que
*req
= ha
->req_q_map
[0];
899 struct rsp_que
*rsp
= ha
->rsp_q_map
[0];
900 dma_addr_t bar2_hdl
= pci_resource_start(ha
->pdev
, 2);
902 req
->length
= ha
->req_que_len
;
903 req
->ring
= (void *)ha
->iobase
+ ha
->req_que_off
;
904 req
->dma
= bar2_hdl
+ ha
->req_que_off
;
905 if ((!req
->ring
) || (req
->length
== 0)) {
906 ql_log_pci(ql_log_info
, ha
->pdev
, 0x012f,
907 "Unable to allocate memory for req_ring\n");
908 return QLA_FUNCTION_FAILED
;
911 ql_dbg(ql_dbg_init
, vha
, 0x0130,
912 "req: %p req_ring pointer %p req len 0x%x "
913 "req off 0x%x\n, req->dma: 0x%llx",
914 req
, req
->ring
, req
->length
,
915 ha
->req_que_off
, (u64
)req
->dma
);
917 rsp
->length
= ha
->rsp_que_len
;
918 rsp
->ring
= (void *)ha
->iobase
+ ha
->rsp_que_off
;
919 rsp
->dma
= bar2_hdl
+ ha
->rsp_que_off
;
920 if ((!rsp
->ring
) || (rsp
->length
== 0)) {
921 ql_log_pci(ql_log_info
, ha
->pdev
, 0x0131,
922 "Unable to allocate memory for rsp_ring\n");
923 return QLA_FUNCTION_FAILED
;
926 ql_dbg(ql_dbg_init
, vha
, 0x0132,
927 "rsp: %p rsp_ring pointer %p rsp len 0x%x "
928 "rsp off 0x%x, rsp->dma: 0x%llx\n",
929 rsp
, rsp
->ring
, rsp
->length
,
930 ha
->rsp_que_off
, (u64
)rsp
->dma
);
936 qlafx00_init_fw_ready(scsi_qla_host_t
*vha
)
940 uint16_t wait_time
; /* Wait time */
941 struct qla_hw_data
*ha
= vha
->hw
;
942 struct device_reg_fx00 __iomem
*reg
= &ha
->iobase
->ispfx00
;
943 uint32_t aenmbx
, aenmbx7
= 0;
948 /* 30 seconds wait - Adjust if required */
951 pseudo_aen
= RD_REG_DWORD(®
->pseudoaen
);
952 if (pseudo_aen
== 1) {
953 aenmbx7
= RD_REG_DWORD(®
->initval7
);
954 ha
->mbx_intr_code
= MSW(aenmbx7
);
955 ha
->rqstq_intr_code
= LSW(aenmbx7
);
956 rval
= qlafx00_driver_shutdown(vha
, 10);
957 if (rval
!= QLA_SUCCESS
)
958 qlafx00_soft_reset(vha
);
961 /* wait time before firmware ready */
962 wtime
= jiffies
+ (wait_time
* HZ
);
964 aenmbx
= RD_REG_DWORD(®
->aenmailbox0
);
966 ql_dbg(ql_dbg_mbx
, vha
, 0x0133,
967 "aenmbx: 0x%x\n", aenmbx
);
970 case MBA_FW_NOT_STARTED
:
971 case MBA_FW_STARTING
:
975 case MBA_REQ_TRANSFER_ERR
:
976 case MBA_RSP_TRANSFER_ERR
:
977 case MBA_FW_INIT_FAILURE
:
978 qlafx00_soft_reset(vha
);
981 case MBA_FW_RESTART_CMPLT
:
982 /* Set the mbx and rqstq intr code */
983 aenmbx7
= RD_REG_DWORD(®
->aenmailbox7
);
984 ha
->mbx_intr_code
= MSW(aenmbx7
);
985 ha
->rqstq_intr_code
= LSW(aenmbx7
);
986 ha
->req_que_off
= RD_REG_DWORD(®
->aenmailbox1
);
987 ha
->rsp_que_off
= RD_REG_DWORD(®
->aenmailbox3
);
988 ha
->req_que_len
= RD_REG_DWORD(®
->aenmailbox5
);
989 ha
->rsp_que_len
= RD_REG_DWORD(®
->aenmailbox6
);
990 WRT_REG_DWORD(®
->aenmailbox0
, 0);
991 RD_REG_DWORD_RELAXED(®
->aenmailbox0
);
992 ql_dbg(ql_dbg_init
, vha
, 0x0134,
993 "f/w returned mbx_intr_code: 0x%x, "
994 "rqstq_intr_code: 0x%x\n",
995 ha
->mbx_intr_code
, ha
->rqstq_intr_code
);
996 QLAFX00_CLR_INTR_REG(ha
, QLAFX00_HST_INT_STS_BITS
);
1002 /* If fw is apparently not ready. In order to continue,
1003 * we might need to issue Mbox cmd, but the problem is
1004 * that the DoorBell vector values that come with the
1005 * 8060 AEN are most likely gone by now (and thus no
1006 * bell would be rung on the fw side when mbox cmd is
1007 * issued). We have to therefore grab the 8060 AEN
1008 * shadow regs (filled in by FW when the last 8060
1009 * AEN was being posted).
1010 * Do the following to determine what is needed in
1011 * order to get the FW ready:
1012 * 1. reload the 8060 AEN values from the shadow regs
1013 * 2. clear int status to get rid of possible pending
1015 * 3. issue Get FW State Mbox cmd to determine fw state
1016 * Set the mbx and rqstq intr code from Shadow Regs
1018 aenmbx7
= RD_REG_DWORD(®
->initval7
);
1019 ha
->mbx_intr_code
= MSW(aenmbx7
);
1020 ha
->rqstq_intr_code
= LSW(aenmbx7
);
1021 ha
->req_que_off
= RD_REG_DWORD(®
->initval1
);
1022 ha
->rsp_que_off
= RD_REG_DWORD(®
->initval3
);
1023 ha
->req_que_len
= RD_REG_DWORD(®
->initval5
);
1024 ha
->rsp_que_len
= RD_REG_DWORD(®
->initval6
);
1025 ql_dbg(ql_dbg_init
, vha
, 0x0135,
1026 "f/w returned mbx_intr_code: 0x%x, "
1027 "rqstq_intr_code: 0x%x\n",
1028 ha
->mbx_intr_code
, ha
->rqstq_intr_code
);
1029 QLAFX00_CLR_INTR_REG(ha
, QLAFX00_HST_INT_STS_BITS
);
1031 /* Get the FW state */
1032 rval
= qlafx00_get_firmware_state(vha
, state
);
1033 if (rval
!= QLA_SUCCESS
) {
1034 /* Retry if timer has not expired */
1038 if (state
[0] == FSTATE_FX00_CONFIG_WAIT
) {
1039 /* Firmware is waiting to be
1040 * initialized by driver
1047 /* Issue driver shutdown and wait until f/w recovers.
1048 * Driver should continue to poll until 8060 AEN is
1049 * received indicating firmware recovery.
1051 ql_dbg(ql_dbg_init
, vha
, 0x0136,
1052 "Sending Driver shutdown fw_state 0x%x\n",
1055 rval
= qlafx00_driver_shutdown(vha
, 10);
1056 if (rval
!= QLA_SUCCESS
) {
1057 rval
= QLA_FUNCTION_FAILED
;
1062 wtime
= jiffies
+ (wait_time
* HZ
);
1067 if (time_after_eq(jiffies
, wtime
)) {
1068 ql_dbg(ql_dbg_init
, vha
, 0x0137,
1069 "Init f/w failed: aen[7]: 0x%x\n",
1070 RD_REG_DWORD(®
->aenmailbox7
));
1071 rval
= QLA_FUNCTION_FAILED
;
1075 /* Delay for a while */
1081 ql_dbg(ql_dbg_init
, vha
, 0x0138,
1082 "%s **** FAILED ****.\n", __func__
);
1084 ql_dbg(ql_dbg_init
, vha
, 0x0139,
1085 "%s **** SUCCESS ****.\n", __func__
);
1091 * qlafx00_fw_ready() - Waits for firmware ready.
1094 * Returns 0 on success.
1097 qlafx00_fw_ready(scsi_qla_host_t
*vha
)
1100 unsigned long wtime
;
1101 uint16_t wait_time
; /* Wait time if loop is coming ready */
1108 /* wait time before firmware ready */
1109 wtime
= jiffies
+ (wait_time
* HZ
);
1111 /* Wait for ISP to finish init */
1112 if (!vha
->flags
.init_done
)
1113 ql_dbg(ql_dbg_init
, vha
, 0x013a,
1114 "Waiting for init to complete...\n");
1117 rval
= qlafx00_get_firmware_state(vha
, state
);
1119 if (rval
== QLA_SUCCESS
) {
1120 if (state
[0] == FSTATE_FX00_INITIALIZED
) {
1121 ql_dbg(ql_dbg_init
, vha
, 0x013b,
1122 "fw_state=%x\n", state
[0]);
1127 rval
= QLA_FUNCTION_FAILED
;
1129 if (time_after_eq(jiffies
, wtime
))
1132 /* Delay for a while */
1135 ql_dbg(ql_dbg_init
, vha
, 0x013c,
1136 "fw_state=%x curr time=%lx.\n", state
[0], jiffies
);
1141 ql_dbg(ql_dbg_init
, vha
, 0x013d,
1142 "Firmware ready **** FAILED ****.\n");
1144 ql_dbg(ql_dbg_init
, vha
, 0x013e,
1145 "Firmware ready **** SUCCESS ****.\n");
1151 qlafx00_find_all_targets(scsi_qla_host_t
*vha
,
1152 struct list_head
*new_fcports
)
1156 fc_port_t
*fcport
, *new_fcport
;
1158 struct qla_hw_data
*ha
= vha
->hw
;
1162 if (!test_bit(LOOP_RESYNC_ACTIVE
, &vha
->dpc_flags
))
1163 return QLA_FUNCTION_FAILED
;
1165 if ((atomic_read(&vha
->loop_down_timer
) ||
1166 STATE_TRANSITION(vha
))) {
1167 atomic_set(&vha
->loop_down_timer
, 0);
1168 set_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
);
1169 return QLA_FUNCTION_FAILED
;
1172 ql_dbg(ql_dbg_disc
+ ql_dbg_init
, vha
, 0x2088,
1173 "Listing Target bit map...\n");
1174 ql_dump_buffer(ql_dbg_disc
+ ql_dbg_init
, vha
,
1175 0x2089, (uint8_t *)ha
->gid_list
, 32);
1177 /* Allocate temporary rmtport for any new rmtports discovered. */
1178 new_fcport
= qla2x00_alloc_fcport(vha
, GFP_KERNEL
);
1179 if (new_fcport
== NULL
)
1180 return QLA_MEMORY_ALLOC_FAILED
;
1182 for_each_set_bit(tgt_id
, (void *)ha
->gid_list
,
1183 QLAFX00_TGT_NODE_LIST_SIZE
) {
1185 /* Send get target node info */
1186 new_fcport
->tgt_id
= tgt_id
;
1187 rval
= qlafx00_fx_disc(vha
, new_fcport
,
1188 FXDISC_GET_TGT_NODE_INFO
);
1189 if (rval
!= QLA_SUCCESS
) {
1190 ql_log(ql_log_warn
, vha
, 0x208a,
1191 "Target info scan failed -- assuming zero-entry "
1196 /* Locate matching device in database. */
1198 list_for_each_entry(fcport
, &vha
->vp_fcports
, list
) {
1199 if (memcmp(new_fcport
->port_name
,
1200 fcport
->port_name
, WWN_SIZE
))
1206 * If tgt_id is same and state FCS_ONLINE, nothing
1209 if (fcport
->tgt_id
== new_fcport
->tgt_id
&&
1210 atomic_read(&fcport
->state
) == FCS_ONLINE
)
1214 * Tgt ID changed or device was marked to be updated.
1216 ql_dbg(ql_dbg_disc
+ ql_dbg_init
, vha
, 0x208b,
1217 "TGT-ID Change(%s): Present tgt id: "
1219 "wwnn = %llx wwpn = %llx.\n",
1220 __func__
, fcport
->tgt_id
,
1221 atomic_read(&fcport
->state
),
1222 (unsigned long long)wwn_to_u64(fcport
->node_name
),
1223 (unsigned long long)wwn_to_u64(fcport
->port_name
));
1225 ql_log(ql_log_info
, vha
, 0x208c,
1226 "TGT-ID Announce(%s): Discovered tgt "
1227 "id 0x%x wwnn = %llx "
1228 "wwpn = %llx.\n", __func__
, new_fcport
->tgt_id
,
1229 (unsigned long long)
1230 wwn_to_u64(new_fcport
->node_name
),
1231 (unsigned long long)
1232 wwn_to_u64(new_fcport
->port_name
));
1234 if (atomic_read(&fcport
->state
) != FCS_ONLINE
) {
1235 fcport
->old_tgt_id
= fcport
->tgt_id
;
1236 fcport
->tgt_id
= new_fcport
->tgt_id
;
1237 ql_log(ql_log_info
, vha
, 0x208d,
1238 "TGT-ID: New fcport Added: %p\n", fcport
);
1239 qla2x00_update_fcport(vha
, fcport
);
1241 ql_log(ql_log_info
, vha
, 0x208e,
1242 " Existing TGT-ID %x did not get "
1243 " offline event from firmware.\n",
1244 fcport
->old_tgt_id
);
1245 qla2x00_mark_device_lost(vha
, fcport
, 0, 0);
1246 set_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
);
1256 /* If device was not in our fcports list, then add it. */
1257 list_add_tail(&new_fcport
->list
, new_fcports
);
1259 /* Allocate a new replacement fcport. */
1260 new_fcport
= qla2x00_alloc_fcport(vha
, GFP_KERNEL
);
1261 if (new_fcport
== NULL
)
1262 return QLA_MEMORY_ALLOC_FAILED
;
1270 * qlafx00_configure_all_targets
1271 * Setup target devices with node ID's.
1274 * ha = adapter block pointer.
1281 qlafx00_configure_all_targets(scsi_qla_host_t
*vha
)
1284 fc_port_t
*fcport
, *rmptemp
;
1285 LIST_HEAD(new_fcports
);
1287 rval
= qlafx00_fx_disc(vha
, &vha
->hw
->mr
.fcport
,
1288 FXDISC_GET_TGT_NODE_LIST
);
1289 if (rval
!= QLA_SUCCESS
) {
1290 set_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
);
1294 rval
= qlafx00_find_all_targets(vha
, &new_fcports
);
1295 if (rval
!= QLA_SUCCESS
) {
1296 set_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
);
1301 * Delete all previous devices marked lost.
1303 list_for_each_entry(fcport
, &vha
->vp_fcports
, list
) {
1304 if (test_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
))
1307 if (atomic_read(&fcport
->state
) == FCS_DEVICE_LOST
) {
1308 if (fcport
->port_type
!= FCT_INITIATOR
)
1309 qla2x00_mark_device_lost(vha
, fcport
, 0, 0);
1314 * Add the new devices to our devices list.
1316 list_for_each_entry_safe(fcport
, rmptemp
, &new_fcports
, list
) {
1317 if (test_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
))
1320 qla2x00_update_fcport(vha
, fcport
);
1321 list_move_tail(&fcport
->list
, &vha
->vp_fcports
);
1322 ql_log(ql_log_info
, vha
, 0x208f,
1323 "Attach new target id 0x%x wwnn = %llx "
1326 (unsigned long long)wwn_to_u64(fcport
->node_name
),
1327 (unsigned long long)wwn_to_u64(fcport
->port_name
));
1330 /* Free all new device structures not processed. */
1331 list_for_each_entry_safe(fcport
, rmptemp
, &new_fcports
, list
) {
1332 list_del(&fcport
->list
);
1340 * qlafx00_configure_devices
1341 * Updates Fibre Channel Device Database with what is actually on loop.
1344 * ha = adapter block pointer.
1349 * 2 = database was full and device was not configured.
1352 qlafx00_configure_devices(scsi_qla_host_t
*vha
)
1355 unsigned long flags
, save_flags
;
1358 save_flags
= flags
= vha
->dpc_flags
;
1360 ql_dbg(ql_dbg_disc
, vha
, 0x2090,
1361 "Configure devices -- dpc flags =0x%lx\n", flags
);
1363 rval
= qlafx00_configure_all_targets(vha
);
1365 if (rval
== QLA_SUCCESS
) {
1366 if (test_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
)) {
1367 rval
= QLA_FUNCTION_FAILED
;
1369 atomic_set(&vha
->loop_state
, LOOP_READY
);
1370 ql_log(ql_log_info
, vha
, 0x2091,
1376 ql_dbg(ql_dbg_disc
, vha
, 0x2092,
1377 "%s *** FAILED ***.\n", __func__
);
1379 ql_dbg(ql_dbg_disc
, vha
, 0x2093,
1380 "%s: exiting normally.\n", __func__
);
1386 qlafx00_abort_isp_cleanup(scsi_qla_host_t
*vha
, bool critemp
)
1388 struct qla_hw_data
*ha
= vha
->hw
;
1391 vha
->flags
.online
= 0;
1392 ha
->mr
.fw_hbt_en
= 0;
1395 ha
->flags
.chip_reset_done
= 0;
1396 clear_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
1397 vha
->qla_stats
.total_isp_aborts
++;
1398 ql_log(ql_log_info
, vha
, 0x013f,
1399 "Performing ISP error recovery - ha = %p.\n", ha
);
1400 ha
->isp_ops
->reset_chip(vha
);
1403 if (atomic_read(&vha
->loop_state
) != LOOP_DOWN
) {
1404 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
1405 atomic_set(&vha
->loop_down_timer
,
1406 QLAFX00_LOOP_DOWN_TIME
);
1408 if (!atomic_read(&vha
->loop_down_timer
))
1409 atomic_set(&vha
->loop_down_timer
,
1410 QLAFX00_LOOP_DOWN_TIME
);
1413 /* Clear all async request states across all VPs. */
1414 list_for_each_entry(fcport
, &vha
->vp_fcports
, list
) {
1416 if (atomic_read(&fcport
->state
) == FCS_ONLINE
)
1417 qla2x00_set_fcport_state(fcport
, FCS_DEVICE_LOST
);
1420 if (!ha
->flags
.eeh_busy
) {
1422 qla2x00_abort_all_cmds(vha
, DID_NO_CONNECT
<< 16);
1424 /* Requeue all commands in outstanding command list. */
1425 qla2x00_abort_all_cmds(vha
, DID_RESET
<< 16);
1429 qla2x00_free_irqs(vha
);
1431 set_bit(FX00_CRITEMP_RECOVERY
, &vha
->dpc_flags
);
1433 set_bit(FX00_RESET_RECOVERY
, &vha
->dpc_flags
);
1435 /* Clear the Interrupts */
1436 QLAFX00_CLR_INTR_REG(ha
, QLAFX00_HST_INT_STS_BITS
);
1438 ql_log(ql_log_info
, vha
, 0x0140,
1439 "%s Done done - ha=%p.\n", __func__
, ha
);
1443 * qlafx00_init_response_q_entries() - Initializes response queue entries.
1446 * Beginning of request ring has initialization control block already built
1447 * by nvram config routine.
1449 * Returns 0 on success.
1452 qlafx00_init_response_q_entries(struct rsp_que
*rsp
)
1457 rsp
->ring_ptr
= rsp
->ring
;
1458 rsp
->ring_index
= 0;
1459 rsp
->status_srb
= NULL
;
1460 pkt
= rsp
->ring_ptr
;
1461 for (cnt
= 0; cnt
< rsp
->length
; cnt
++) {
1462 pkt
->signature
= RESPONSE_PROCESSED
;
1463 WRT_REG_DWORD((void __iomem
*)&pkt
->signature
,
1464 RESPONSE_PROCESSED
);
1470 qlafx00_rescan_isp(scsi_qla_host_t
*vha
)
1472 uint32_t status
= QLA_FUNCTION_FAILED
;
1473 struct qla_hw_data
*ha
= vha
->hw
;
1474 struct device_reg_fx00 __iomem
*reg
= &ha
->iobase
->ispfx00
;
1477 qla2x00_request_irqs(ha
, ha
->rsp_q_map
[0]);
1479 aenmbx7
= RD_REG_DWORD(®
->aenmailbox7
);
1480 ha
->mbx_intr_code
= MSW(aenmbx7
);
1481 ha
->rqstq_intr_code
= LSW(aenmbx7
);
1482 ha
->req_que_off
= RD_REG_DWORD(®
->aenmailbox1
);
1483 ha
->rsp_que_off
= RD_REG_DWORD(®
->aenmailbox3
);
1484 ha
->req_que_len
= RD_REG_DWORD(®
->aenmailbox5
);
1485 ha
->rsp_que_len
= RD_REG_DWORD(®
->aenmailbox6
);
1487 ql_dbg(ql_dbg_disc
, vha
, 0x2094,
1488 "fw returned mbx_intr_code: 0x%x, rqstq_intr_code: 0x%x "
1489 " Req que offset 0x%x Rsp que offset 0x%x\n",
1490 ha
->mbx_intr_code
, ha
->rqstq_intr_code
,
1491 ha
->req_que_off
, ha
->rsp_que_len
);
1493 /* Clear the Interrupts */
1494 QLAFX00_CLR_INTR_REG(ha
, QLAFX00_HST_INT_STS_BITS
);
1496 status
= qla2x00_init_rings(vha
);
1498 vha
->flags
.online
= 1;
1500 /* if no cable then assume it's good */
1501 if ((vha
->device_flags
& DFLG_NO_CABLE
))
1503 /* Register system information */
1504 if (qlafx00_fx_disc(vha
,
1505 &vha
->hw
->mr
.fcport
, FXDISC_REG_HOST_INFO
))
1506 ql_dbg(ql_dbg_disc
, vha
, 0x2095,
1507 "failed to register host info\n");
1509 scsi_unblock_requests(vha
->host
);
1514 qlafx00_timer_routine(scsi_qla_host_t
*vha
)
1516 struct qla_hw_data
*ha
= vha
->hw
;
1517 uint32_t fw_heart_beat
;
1519 struct device_reg_fx00 __iomem
*reg
= &ha
->iobase
->ispfx00
;
1522 /* Check firmware health */
1523 if (ha
->mr
.fw_hbt_cnt
)
1524 ha
->mr
.fw_hbt_cnt
--;
1526 if ((!ha
->flags
.mr_reset_hdlr_active
) &&
1527 (!test_bit(UNLOADING
, &vha
->dpc_flags
)) &&
1528 (!test_bit(ABORT_ISP_ACTIVE
, &vha
->dpc_flags
)) &&
1529 (ha
->mr
.fw_hbt_en
)) {
1530 fw_heart_beat
= RD_REG_DWORD(®
->fwheartbeat
);
1531 if (fw_heart_beat
!= ha
->mr
.old_fw_hbt_cnt
) {
1532 ha
->mr
.old_fw_hbt_cnt
= fw_heart_beat
;
1533 ha
->mr
.fw_hbt_miss_cnt
= 0;
1535 ha
->mr
.fw_hbt_miss_cnt
++;
1536 if (ha
->mr
.fw_hbt_miss_cnt
==
1537 QLAFX00_HEARTBEAT_MISS_CNT
) {
1538 set_bit(ISP_ABORT_NEEDED
,
1540 qla2xxx_wake_dpc(vha
);
1541 ha
->mr
.fw_hbt_miss_cnt
= 0;
1545 ha
->mr
.fw_hbt_cnt
= QLAFX00_HEARTBEAT_INTERVAL
;
1548 if (test_bit(FX00_RESET_RECOVERY
, &vha
->dpc_flags
)) {
1549 /* Reset recovery to be performed in timer routine */
1550 aenmbx0
= RD_REG_DWORD(®
->aenmailbox0
);
1551 if (ha
->mr
.fw_reset_timer_exp
) {
1552 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
1553 qla2xxx_wake_dpc(vha
);
1554 ha
->mr
.fw_reset_timer_exp
= 0;
1555 } else if (aenmbx0
== MBA_FW_RESTART_CMPLT
) {
1556 /* Wake up DPC to rescan the targets */
1557 set_bit(FX00_TARGET_SCAN
, &vha
->dpc_flags
);
1558 clear_bit(FX00_RESET_RECOVERY
, &vha
->dpc_flags
);
1559 qla2xxx_wake_dpc(vha
);
1560 ha
->mr
.fw_reset_timer_tick
= QLAFX00_RESET_INTERVAL
;
1561 } else if ((aenmbx0
== MBA_FW_STARTING
) &&
1562 (!ha
->mr
.fw_hbt_en
)) {
1563 ha
->mr
.fw_hbt_en
= 1;
1564 } else if (!ha
->mr
.fw_reset_timer_tick
) {
1565 if (aenmbx0
== ha
->mr
.old_aenmbx0_state
)
1566 ha
->mr
.fw_reset_timer_exp
= 1;
1567 ha
->mr
.fw_reset_timer_tick
= QLAFX00_RESET_INTERVAL
;
1568 } else if (aenmbx0
== 0xFFFFFFFF) {
1569 uint32_t data0
, data1
;
1571 data0
= QLAFX00_RD_REG(ha
,
1572 QLAFX00_BAR1_BASE_ADDR_REG
);
1573 data1
= QLAFX00_RD_REG(ha
,
1574 QLAFX00_PEX0_WIN0_BASE_ADDR_REG
);
1576 data0
&= 0xffff0000;
1577 data1
&= 0x0000ffff;
1580 QLAFX00_PEX0_WIN0_BASE_ADDR_REG
,
1582 } else if ((aenmbx0
& 0xFF00) == MBA_FW_POLL_STATE
) {
1583 ha
->mr
.fw_reset_timer_tick
=
1584 QLAFX00_MAX_RESET_INTERVAL
;
1585 } else if (aenmbx0
== MBA_FW_RESET_FCT
) {
1586 ha
->mr
.fw_reset_timer_tick
=
1587 QLAFX00_MAX_RESET_INTERVAL
;
1589 ha
->mr
.old_aenmbx0_state
= aenmbx0
;
1590 ha
->mr
.fw_reset_timer_tick
--;
1592 if (test_bit(FX00_CRITEMP_RECOVERY
, &vha
->dpc_flags
)) {
1594 * Critical temperature recovery to be
1595 * performed in timer routine
1597 if (ha
->mr
.fw_critemp_timer_tick
== 0) {
1598 tempc
= QLAFX00_GET_TEMPERATURE(ha
);
1599 ql_log(ql_dbg_timer
, vha
, 0x6012,
1600 "ISPFx00(%s): Critical temp timer, "
1601 "current SOC temperature: %d\n",
1603 if (tempc
< ha
->mr
.critical_temperature
) {
1604 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
1605 clear_bit(FX00_CRITEMP_RECOVERY
,
1607 qla2xxx_wake_dpc(vha
);
1609 ha
->mr
.fw_critemp_timer_tick
=
1610 QLAFX00_CRITEMP_INTERVAL
;
1612 ha
->mr
.fw_critemp_timer_tick
--;
1618 * qlfx00a_reset_initialize
1619 * Re-initialize after a iSA device reset.
1622 * ha = adapter block pointer.
1628 qlafx00_reset_initialize(scsi_qla_host_t
*vha
)
1630 struct qla_hw_data
*ha
= vha
->hw
;
1632 if (vha
->device_flags
& DFLG_DEV_FAILED
) {
1633 ql_dbg(ql_dbg_init
, vha
, 0x0142,
1634 "Device in failed state\n");
1638 ha
->flags
.mr_reset_hdlr_active
= 1;
1640 if (vha
->flags
.online
) {
1641 scsi_block_requests(vha
->host
);
1642 qlafx00_abort_isp_cleanup(vha
, false);
1645 ql_log(ql_log_info
, vha
, 0x0143,
1646 "(%s): succeeded.\n", __func__
);
1647 ha
->flags
.mr_reset_hdlr_active
= 0;
1653 * Resets ISP and aborts all outstanding commands.
1656 * ha = adapter block pointer.
1662 qlafx00_abort_isp(scsi_qla_host_t
*vha
)
1664 struct qla_hw_data
*ha
= vha
->hw
;
1666 if (vha
->flags
.online
) {
1667 if (unlikely(pci_channel_offline(ha
->pdev
) &&
1668 ha
->flags
.pci_channel_io_perm_failure
)) {
1669 clear_bit(ISP_ABORT_RETRY
, &vha
->dpc_flags
);
1673 scsi_block_requests(vha
->host
);
1674 qlafx00_abort_isp_cleanup(vha
, false);
1676 scsi_block_requests(vha
->host
);
1677 clear_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
1678 vha
->qla_stats
.total_isp_aborts
++;
1679 ha
->isp_ops
->reset_chip(vha
);
1680 set_bit(FX00_RESET_RECOVERY
, &vha
->dpc_flags
);
1681 /* Clear the Interrupts */
1682 QLAFX00_CLR_INTR_REG(ha
, QLAFX00_HST_INT_STS_BITS
);
1685 ql_log(ql_log_info
, vha
, 0x0145,
1686 "(%s): succeeded.\n", __func__
);
1691 static inline fc_port_t
*
1692 qlafx00_get_fcport(struct scsi_qla_host
*vha
, int tgt_id
)
1696 /* Check for matching device in remote port list. */
1698 list_for_each_entry(fcport
, &vha
->vp_fcports
, list
) {
1699 if (fcport
->tgt_id
== tgt_id
) {
1700 ql_dbg(ql_dbg_async
, vha
, 0x5072,
1701 "Matching fcport(%p) found with TGT-ID: 0x%x "
1702 "and Remote TGT_ID: 0x%x\n",
1703 fcport
, fcport
->tgt_id
, tgt_id
);
1711 qlafx00_tgt_detach(struct scsi_qla_host
*vha
, int tgt_id
)
1715 ql_log(ql_log_info
, vha
, 0x5073,
1716 "Detach TGT-ID: 0x%x\n", tgt_id
);
1718 fcport
= qlafx00_get_fcport(vha
, tgt_id
);
1722 qla2x00_mark_device_lost(vha
, fcport
, 0, 0);
1728 qlafx00_process_aen(struct scsi_qla_host
*vha
, struct qla_work_evt
*evt
)
1731 uint32_t aen_code
, aen_data
;
1733 aen_code
= FCH_EVT_VENDOR_UNIQUE
;
1734 aen_data
= evt
->u
.aenfx
.evtcode
;
1736 switch (evt
->u
.aenfx
.evtcode
) {
1737 case QLAFX00_MBA_PORT_UPDATE
: /* Port database update */
1738 if (evt
->u
.aenfx
.mbx
[1] == 0) {
1739 if (evt
->u
.aenfx
.mbx
[2] == 1) {
1740 if (!vha
->flags
.fw_tgt_reported
)
1741 vha
->flags
.fw_tgt_reported
= 1;
1742 atomic_set(&vha
->loop_down_timer
, 0);
1743 atomic_set(&vha
->loop_state
, LOOP_UP
);
1744 set_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
);
1745 qla2xxx_wake_dpc(vha
);
1746 } else if (evt
->u
.aenfx
.mbx
[2] == 2) {
1747 qlafx00_tgt_detach(vha
, evt
->u
.aenfx
.mbx
[3]);
1749 } else if (evt
->u
.aenfx
.mbx
[1] == 0xffff) {
1750 if (evt
->u
.aenfx
.mbx
[2] == 1) {
1751 if (!vha
->flags
.fw_tgt_reported
)
1752 vha
->flags
.fw_tgt_reported
= 1;
1753 set_bit(LOOP_RESYNC_NEEDED
, &vha
->dpc_flags
);
1754 } else if (evt
->u
.aenfx
.mbx
[2] == 2) {
1755 vha
->device_flags
|= DFLG_NO_CABLE
;
1756 qla2x00_mark_all_devices_lost(vha
, 1);
1760 case QLAFX00_MBA_LINK_UP
:
1761 aen_code
= FCH_EVT_LINKUP
;
1764 case QLAFX00_MBA_LINK_DOWN
:
1765 aen_code
= FCH_EVT_LINKDOWN
;
1768 case QLAFX00_MBA_TEMP_OVER
:
1769 case QLAFX00_MBA_TEMP_CRIT
: /* Critical temperature event */
1770 ql_log(ql_log_info
, vha
, 0x5082,
1771 "Process critical temperature event "
1773 evt
->u
.aenfx
.evtcode
);
1774 scsi_block_requests(vha
->host
);
1775 qlafx00_abort_isp_cleanup(vha
, true);
1776 scsi_unblock_requests(vha
->host
);
1780 fc_host_post_event(vha
->host
, fc_get_event_number(),
1781 aen_code
, aen_data
);
1787 qlafx00_update_host_attr(scsi_qla_host_t
*vha
, struct port_info_data
*pinfo
)
1789 u64 port_name
= 0, node_name
= 0;
1791 port_name
= (unsigned long long)wwn_to_u64(pinfo
->port_name
);
1792 node_name
= (unsigned long long)wwn_to_u64(pinfo
->node_name
);
1794 fc_host_node_name(vha
->host
) = node_name
;
1795 fc_host_port_name(vha
->host
) = port_name
;
1796 if (!pinfo
->port_type
)
1797 vha
->hw
->current_topology
= ISP_CFG_F
;
1798 if (pinfo
->link_status
== QLAFX00_LINK_STATUS_UP
)
1799 atomic_set(&vha
->loop_state
, LOOP_READY
);
1800 else if (pinfo
->link_status
== QLAFX00_LINK_STATUS_DOWN
)
1801 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
1802 vha
->hw
->link_data_rate
= (uint16_t)pinfo
->link_config
;
1806 qla2x00_fxdisc_iocb_timeout(void *data
)
1808 srb_t
*sp
= (srb_t
*)data
;
1809 struct srb_iocb
*lio
= &sp
->u
.iocb_cmd
;
1811 complete(&lio
->u
.fxiocb
.fxiocb_comp
);
1815 qla2x00_fxdisc_sp_done(void *data
, void *ptr
, int res
)
1817 srb_t
*sp
= (srb_t
*)ptr
;
1818 struct srb_iocb
*lio
= &sp
->u
.iocb_cmd
;
1820 complete(&lio
->u
.fxiocb
.fxiocb_comp
);
1824 qlafx00_fx_disc(scsi_qla_host_t
*vha
, fc_port_t
*fcport
, uint16_t fx_type
)
1827 struct srb_iocb
*fdisc
;
1828 int rval
= QLA_FUNCTION_FAILED
;
1829 struct qla_hw_data
*ha
= vha
->hw
;
1830 struct host_system_info
*phost_info
;
1831 struct register_host_info
*preg_hsi
;
1832 struct new_utsname
*p_sysid
= NULL
;
1835 sp
= qla2x00_get_sp(vha
, fcport
, GFP_KERNEL
);
1839 fdisc
= &sp
->u
.iocb_cmd
;
1841 case FXDISC_GET_CONFIG_INFO
:
1842 fdisc
->u
.fxiocb
.flags
=
1843 SRB_FXDISC_RESP_DMA_VALID
;
1844 fdisc
->u
.fxiocb
.rsp_len
= sizeof(struct config_info_data
);
1846 case FXDISC_GET_PORT_INFO
:
1847 fdisc
->u
.fxiocb
.flags
=
1848 SRB_FXDISC_RESP_DMA_VALID
| SRB_FXDISC_REQ_DWRD_VALID
;
1849 fdisc
->u
.fxiocb
.rsp_len
= QLAFX00_PORT_DATA_INFO
;
1850 fdisc
->u
.fxiocb
.req_data
= cpu_to_le32(fcport
->port_id
);
1852 case FXDISC_GET_TGT_NODE_INFO
:
1853 fdisc
->u
.fxiocb
.flags
=
1854 SRB_FXDISC_RESP_DMA_VALID
| SRB_FXDISC_REQ_DWRD_VALID
;
1855 fdisc
->u
.fxiocb
.rsp_len
= QLAFX00_TGT_NODE_INFO
;
1856 fdisc
->u
.fxiocb
.req_data
= cpu_to_le32(fcport
->tgt_id
);
1858 case FXDISC_GET_TGT_NODE_LIST
:
1859 fdisc
->u
.fxiocb
.flags
=
1860 SRB_FXDISC_RESP_DMA_VALID
| SRB_FXDISC_REQ_DWRD_VALID
;
1861 fdisc
->u
.fxiocb
.rsp_len
= QLAFX00_TGT_NODE_LIST_SIZE
;
1863 case FXDISC_REG_HOST_INFO
:
1864 fdisc
->u
.fxiocb
.flags
= SRB_FXDISC_REQ_DMA_VALID
;
1865 fdisc
->u
.fxiocb
.req_len
= sizeof(struct register_host_info
);
1866 p_sysid
= utsname();
1868 ql_log(ql_log_warn
, vha
, 0x303c,
1869 "Not able to get the system informtion\n");
1877 if (fdisc
->u
.fxiocb
.flags
& SRB_FXDISC_REQ_DMA_VALID
) {
1878 fdisc
->u
.fxiocb
.req_addr
= dma_alloc_coherent(&ha
->pdev
->dev
,
1879 fdisc
->u
.fxiocb
.req_len
,
1880 &fdisc
->u
.fxiocb
.req_dma_handle
, GFP_KERNEL
);
1881 if (!fdisc
->u
.fxiocb
.req_addr
)
1884 if (fx_type
== FXDISC_REG_HOST_INFO
) {
1885 preg_hsi
= (struct register_host_info
*)
1886 fdisc
->u
.fxiocb
.req_addr
;
1887 phost_info
= &preg_hsi
->hsi
;
1888 memset(preg_hsi
, 0, sizeof(struct register_host_info
));
1889 phost_info
->os_type
= OS_TYPE_LINUX
;
1890 strncpy(phost_info
->sysname
,
1891 p_sysid
->sysname
, SYSNAME_LENGTH
);
1892 strncpy(phost_info
->nodename
,
1893 p_sysid
->nodename
, NODENAME_LENGTH
);
1894 strncpy(phost_info
->release
,
1895 p_sysid
->release
, RELEASE_LENGTH
);
1896 strncpy(phost_info
->version
,
1897 p_sysid
->version
, VERSION_LENGTH
);
1898 strncpy(phost_info
->machine
,
1899 p_sysid
->machine
, MACHINE_LENGTH
);
1900 strncpy(phost_info
->domainname
,
1901 p_sysid
->domainname
, DOMNAME_LENGTH
);
1902 strncpy(phost_info
->hostdriver
,
1903 QLA2XXX_VERSION
, VERSION_LENGTH
);
1904 do_gettimeofday(&tv
);
1905 preg_hsi
->utc
= (uint64_t)tv
.tv_sec
;
1906 ql_dbg(ql_dbg_init
, vha
, 0x0149,
1907 "ISP%04X: Host registration with firmware\n",
1909 ql_dbg(ql_dbg_init
, vha
, 0x014a,
1910 "os_type = '%d', sysname = '%s', nodname = '%s'\n",
1911 phost_info
->os_type
,
1912 phost_info
->sysname
,
1913 phost_info
->nodename
);
1914 ql_dbg(ql_dbg_init
, vha
, 0x014b,
1915 "release = '%s', version = '%s'\n",
1916 phost_info
->release
,
1917 phost_info
->version
);
1918 ql_dbg(ql_dbg_init
, vha
, 0x014c,
1920 "domainname = '%s', hostdriver = '%s'\n",
1921 phost_info
->machine
,
1922 phost_info
->domainname
,
1923 phost_info
->hostdriver
);
1924 ql_dump_buffer(ql_dbg_init
+ ql_dbg_disc
, vha
, 0x014d,
1925 (uint8_t *)phost_info
,
1926 sizeof(struct host_system_info
));
1930 if (fdisc
->u
.fxiocb
.flags
& SRB_FXDISC_RESP_DMA_VALID
) {
1931 fdisc
->u
.fxiocb
.rsp_addr
= dma_alloc_coherent(&ha
->pdev
->dev
,
1932 fdisc
->u
.fxiocb
.rsp_len
,
1933 &fdisc
->u
.fxiocb
.rsp_dma_handle
, GFP_KERNEL
);
1934 if (!fdisc
->u
.fxiocb
.rsp_addr
)
1935 goto done_unmap_req
;
1938 sp
->type
= SRB_FXIOCB_DCMD
;
1939 sp
->name
= "fxdisc";
1940 qla2x00_init_timer(sp
, FXDISC_TIMEOUT
);
1941 fdisc
->timeout
= qla2x00_fxdisc_iocb_timeout
;
1942 fdisc
->u
.fxiocb
.req_func_type
= cpu_to_le16(fx_type
);
1943 sp
->done
= qla2x00_fxdisc_sp_done
;
1945 rval
= qla2x00_start_sp(sp
);
1946 if (rval
!= QLA_SUCCESS
)
1947 goto done_unmap_dma
;
1949 wait_for_completion(&fdisc
->u
.fxiocb
.fxiocb_comp
);
1951 if (fx_type
== FXDISC_GET_CONFIG_INFO
) {
1952 struct config_info_data
*pinfo
=
1953 (struct config_info_data
*) fdisc
->u
.fxiocb
.rsp_addr
;
1954 memcpy(&vha
->hw
->mr
.product_name
, pinfo
->product_name
,
1955 sizeof(vha
->hw
->mr
.product_name
));
1956 memcpy(&vha
->hw
->mr
.symbolic_name
, pinfo
->symbolic_name
,
1957 sizeof(vha
->hw
->mr
.symbolic_name
));
1958 memcpy(&vha
->hw
->mr
.serial_num
, pinfo
->serial_num
,
1959 sizeof(vha
->hw
->mr
.serial_num
));
1960 memcpy(&vha
->hw
->mr
.hw_version
, pinfo
->hw_version
,
1961 sizeof(vha
->hw
->mr
.hw_version
));
1962 memcpy(&vha
->hw
->mr
.fw_version
, pinfo
->fw_version
,
1963 sizeof(vha
->hw
->mr
.fw_version
));
1964 strim(vha
->hw
->mr
.fw_version
);
1965 memcpy(&vha
->hw
->mr
.uboot_version
, pinfo
->uboot_version
,
1966 sizeof(vha
->hw
->mr
.uboot_version
));
1967 memcpy(&vha
->hw
->mr
.fru_serial_num
, pinfo
->fru_serial_num
,
1968 sizeof(vha
->hw
->mr
.fru_serial_num
));
1969 vha
->hw
->mr
.critical_temperature
= pinfo
->nominal_temp_value
;
1970 ha
->mr
.extended_io_enabled
= (pinfo
->enabled_capabilities
&
1971 QLAFX00_EXTENDED_IO_EN_MASK
) != 0;
1972 } else if (fx_type
== FXDISC_GET_PORT_INFO
) {
1973 struct port_info_data
*pinfo
=
1974 (struct port_info_data
*) fdisc
->u
.fxiocb
.rsp_addr
;
1975 memcpy(vha
->node_name
, pinfo
->node_name
, WWN_SIZE
);
1976 memcpy(vha
->port_name
, pinfo
->port_name
, WWN_SIZE
);
1977 vha
->d_id
.b
.domain
= pinfo
->port_id
[0];
1978 vha
->d_id
.b
.area
= pinfo
->port_id
[1];
1979 vha
->d_id
.b
.al_pa
= pinfo
->port_id
[2];
1980 qlafx00_update_host_attr(vha
, pinfo
);
1981 ql_dump_buffer(ql_dbg_init
+ ql_dbg_buffer
, vha
, 0x0141,
1982 (uint8_t *)pinfo
, 16);
1983 } else if (fx_type
== FXDISC_GET_TGT_NODE_INFO
) {
1984 struct qlafx00_tgt_node_info
*pinfo
=
1985 (struct qlafx00_tgt_node_info
*) fdisc
->u
.fxiocb
.rsp_addr
;
1986 memcpy(fcport
->node_name
, pinfo
->tgt_node_wwnn
, WWN_SIZE
);
1987 memcpy(fcport
->port_name
, pinfo
->tgt_node_wwpn
, WWN_SIZE
);
1988 fcport
->port_type
= FCT_TARGET
;
1989 ql_dump_buffer(ql_dbg_init
+ ql_dbg_buffer
, vha
, 0x0144,
1990 (uint8_t *)pinfo
, 16);
1991 } else if (fx_type
== FXDISC_GET_TGT_NODE_LIST
) {
1992 struct qlafx00_tgt_node_info
*pinfo
=
1993 (struct qlafx00_tgt_node_info
*) fdisc
->u
.fxiocb
.rsp_addr
;
1994 ql_dump_buffer(ql_dbg_init
+ ql_dbg_buffer
, vha
, 0x0146,
1995 (uint8_t *)pinfo
, 16);
1996 memcpy(vha
->hw
->gid_list
, pinfo
, QLAFX00_TGT_NODE_LIST_SIZE
);
1998 rval
= le32_to_cpu(fdisc
->u
.fxiocb
.result
);
2001 if (fdisc
->u
.fxiocb
.rsp_addr
)
2002 dma_free_coherent(&ha
->pdev
->dev
, fdisc
->u
.fxiocb
.rsp_len
,
2003 fdisc
->u
.fxiocb
.rsp_addr
, fdisc
->u
.fxiocb
.rsp_dma_handle
);
2006 if (fdisc
->u
.fxiocb
.req_addr
)
2007 dma_free_coherent(&ha
->pdev
->dev
, fdisc
->u
.fxiocb
.req_len
,
2008 fdisc
->u
.fxiocb
.req_addr
, fdisc
->u
.fxiocb
.req_dma_handle
);
2016 qlafx00_abort_iocb_timeout(void *data
)
2018 srb_t
*sp
= (srb_t
*)data
;
2019 struct srb_iocb
*abt
= &sp
->u
.iocb_cmd
;
2021 abt
->u
.abt
.comp_status
= cpu_to_le16((uint16_t)CS_TIMEOUT
);
2022 complete(&abt
->u
.abt
.comp
);
2026 qlafx00_abort_sp_done(void *data
, void *ptr
, int res
)
2028 srb_t
*sp
= (srb_t
*)ptr
;
2029 struct srb_iocb
*abt
= &sp
->u
.iocb_cmd
;
2031 complete(&abt
->u
.abt
.comp
);
2035 qlafx00_async_abt_cmd(srb_t
*cmd_sp
)
2037 scsi_qla_host_t
*vha
= cmd_sp
->fcport
->vha
;
2038 fc_port_t
*fcport
= cmd_sp
->fcport
;
2039 struct srb_iocb
*abt_iocb
;
2041 int rval
= QLA_FUNCTION_FAILED
;
2043 sp
= qla2x00_get_sp(vha
, fcport
, GFP_KERNEL
);
2047 abt_iocb
= &sp
->u
.iocb_cmd
;
2048 sp
->type
= SRB_ABT_CMD
;
2050 qla2x00_init_timer(sp
, FXDISC_TIMEOUT
);
2051 abt_iocb
->u
.abt
.cmd_hndl
= cmd_sp
->handle
;
2052 sp
->done
= qlafx00_abort_sp_done
;
2053 abt_iocb
->timeout
= qlafx00_abort_iocb_timeout
;
2054 init_completion(&abt_iocb
->u
.abt
.comp
);
2056 rval
= qla2x00_start_sp(sp
);
2057 if (rval
!= QLA_SUCCESS
)
2060 ql_dbg(ql_dbg_async
, vha
, 0x507c,
2061 "Abort command issued - hdl=%x, target_id=%x\n",
2062 cmd_sp
->handle
, fcport
->tgt_id
);
2064 wait_for_completion(&abt_iocb
->u
.abt
.comp
);
2066 rval
= abt_iocb
->u
.abt
.comp_status
== CS_COMPLETE
?
2067 QLA_SUCCESS
: QLA_FUNCTION_FAILED
;
2076 qlafx00_abort_command(srb_t
*sp
)
2078 unsigned long flags
= 0;
2081 fc_port_t
*fcport
= sp
->fcport
;
2082 struct scsi_qla_host
*vha
= fcport
->vha
;
2083 struct qla_hw_data
*ha
= vha
->hw
;
2084 struct req_que
*req
= vha
->req
;
2086 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
2087 for (handle
= 1; handle
< DEFAULT_OUTSTANDING_COMMANDS
; handle
++) {
2088 if (req
->outstanding_cmds
[handle
] == sp
)
2091 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
2092 if (handle
== DEFAULT_OUTSTANDING_COMMANDS
) {
2093 /* Command not found. */
2094 return QLA_FUNCTION_FAILED
;
2096 return qlafx00_async_abt_cmd(sp
);
2100 * qlafx00_initialize_adapter
2104 * ha = adapter block pointer.
2110 qlafx00_initialize_adapter(scsi_qla_host_t
*vha
)
2113 struct qla_hw_data
*ha
= vha
->hw
;
2116 /* Clear adapter flags. */
2117 vha
->flags
.online
= 0;
2118 ha
->flags
.chip_reset_done
= 0;
2119 vha
->flags
.reset_active
= 0;
2120 ha
->flags
.pci_channel_io_perm_failure
= 0;
2121 ha
->flags
.eeh_busy
= 0;
2122 atomic_set(&vha
->loop_down_timer
, LOOP_DOWN_TIME
);
2123 atomic_set(&vha
->loop_state
, LOOP_DOWN
);
2124 vha
->device_flags
= DFLG_NO_CABLE
;
2126 vha
->flags
.management_server_logged_in
= 0;
2127 vha
->marker_needed
= 0;
2128 ha
->isp_abort_cnt
= 0;
2129 ha
->beacon_blink_led
= 0;
2131 set_bit(0, ha
->req_qid_map
);
2132 set_bit(0, ha
->rsp_qid_map
);
2134 ql_dbg(ql_dbg_init
, vha
, 0x0147,
2135 "Configuring PCI space...\n");
2137 rval
= ha
->isp_ops
->pci_config(vha
);
2139 ql_log(ql_log_warn
, vha
, 0x0148,
2140 "Unable to configure PCI space.\n");
2144 rval
= qlafx00_init_fw_ready(vha
);
2145 if (rval
!= QLA_SUCCESS
)
2148 qlafx00_save_queue_ptrs(vha
);
2150 rval
= qlafx00_config_queues(vha
);
2151 if (rval
!= QLA_SUCCESS
)
2155 * Allocate the array of outstanding commands
2156 * now that we know the firmware resources.
2158 rval
= qla2x00_alloc_outstanding_cmds(ha
, vha
->req
);
2159 if (rval
!= QLA_SUCCESS
)
2162 rval
= qla2x00_init_rings(vha
);
2163 ha
->flags
.chip_reset_done
= 1;
2165 tempc
= QLAFX00_GET_TEMPERATURE(ha
);
2166 ql_dbg(ql_dbg_init
, vha
, 0x0152,
2167 "ISPFx00(%s): Critical temp timer, current SOC temperature: 0x%x\n",
2174 qlafx00_fw_state_show(struct device
*dev
, struct device_attribute
*attr
,
2177 scsi_qla_host_t
*vha
= shost_priv(class_to_shost(dev
));
2178 int rval
= QLA_FUNCTION_FAILED
;
2181 if (qla2x00_reset_active(vha
))
2182 ql_log(ql_log_warn
, vha
, 0x70ce,
2183 "ISP reset active.\n");
2184 else if (!vha
->hw
->flags
.eeh_busy
) {
2185 rval
= qlafx00_get_firmware_state(vha
, state
);
2187 if (rval
!= QLA_SUCCESS
)
2188 memset(state
, -1, sizeof(state
));
2194 qlafx00_get_host_speed(struct Scsi_Host
*shost
)
2196 struct qla_hw_data
*ha
= ((struct scsi_qla_host
*)
2197 (shost_priv(shost
)))->hw
;
2198 u32 speed
= FC_PORTSPEED_UNKNOWN
;
2200 switch (ha
->link_data_rate
) {
2201 case QLAFX00_PORT_SPEED_2G
:
2202 speed
= FC_PORTSPEED_2GBIT
;
2204 case QLAFX00_PORT_SPEED_4G
:
2205 speed
= FC_PORTSPEED_4GBIT
;
2207 case QLAFX00_PORT_SPEED_8G
:
2208 speed
= FC_PORTSPEED_8GBIT
;
2210 case QLAFX00_PORT_SPEED_10G
:
2211 speed
= FC_PORTSPEED_10GBIT
;
2214 fc_host_speed(shost
) = speed
;
2217 /** QLAFX00 specific ISR implementation functions */
2220 qlafx00_handle_sense(srb_t
*sp
, uint8_t *sense_data
, uint32_t par_sense_len
,
2221 uint32_t sense_len
, struct rsp_que
*rsp
, int res
)
2223 struct scsi_qla_host
*vha
= sp
->fcport
->vha
;
2224 struct scsi_cmnd
*cp
= GET_CMD_SP(sp
);
2225 uint32_t track_sense_len
;
2227 SET_FW_SENSE_LEN(sp
, sense_len
);
2229 if (sense_len
>= SCSI_SENSE_BUFFERSIZE
)
2230 sense_len
= SCSI_SENSE_BUFFERSIZE
;
2232 SET_CMD_SENSE_LEN(sp
, sense_len
);
2233 SET_CMD_SENSE_PTR(sp
, cp
->sense_buffer
);
2234 track_sense_len
= sense_len
;
2236 if (sense_len
> par_sense_len
)
2237 sense_len
= par_sense_len
;
2239 memcpy(cp
->sense_buffer
, sense_data
, sense_len
);
2241 SET_FW_SENSE_LEN(sp
, GET_FW_SENSE_LEN(sp
) - sense_len
);
2243 SET_CMD_SENSE_PTR(sp
, cp
->sense_buffer
+ sense_len
);
2244 track_sense_len
-= sense_len
;
2245 SET_CMD_SENSE_LEN(sp
, track_sense_len
);
2247 ql_dbg(ql_dbg_io
, vha
, 0x304d,
2248 "sense_len=0x%x par_sense_len=0x%x track_sense_len=0x%x.\n",
2249 sense_len
, par_sense_len
, track_sense_len
);
2250 if (GET_FW_SENSE_LEN(sp
) > 0) {
2251 rsp
->status_srb
= sp
;
2256 ql_dbg(ql_dbg_io
+ ql_dbg_buffer
, vha
, 0x3039,
2257 "Check condition Sense data, nexus%ld:%d:%d cmd=%p.\n",
2258 sp
->fcport
->vha
->host_no
, cp
->device
->id
, cp
->device
->lun
,
2260 ql_dump_buffer(ql_dbg_io
+ ql_dbg_buffer
, vha
, 0x3049,
2261 cp
->sense_buffer
, sense_len
);
2266 qlafx00_tm_iocb_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
2267 struct tsk_mgmt_entry_fx00
*pkt
, srb_t
*sp
,
2268 __le16 sstatus
, __le16 cpstatus
)
2270 struct srb_iocb
*tmf
;
2272 tmf
= &sp
->u
.iocb_cmd
;
2273 if (cpstatus
!= cpu_to_le16((uint16_t)CS_COMPLETE
) ||
2274 (sstatus
& cpu_to_le16((uint16_t)SS_RESPONSE_INFO_LEN_VALID
)))
2275 cpstatus
= cpu_to_le16((uint16_t)CS_INCOMPLETE
);
2276 tmf
->u
.tmf
.comp_status
= cpstatus
;
2277 sp
->done(vha
, sp
, 0);
2281 qlafx00_abort_iocb_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
2282 struct abort_iocb_entry_fx00
*pkt
)
2284 const char func
[] = "ABT_IOCB";
2286 struct srb_iocb
*abt
;
2288 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, pkt
);
2292 abt
= &sp
->u
.iocb_cmd
;
2293 abt
->u
.abt
.comp_status
= pkt
->tgt_id_sts
;
2294 sp
->done(vha
, sp
, 0);
2298 qlafx00_ioctl_iosb_entry(scsi_qla_host_t
*vha
, struct req_que
*req
,
2299 struct ioctl_iocb_entry_fx00
*pkt
)
2301 const char func
[] = "IOSB_IOCB";
2303 struct fc_bsg_job
*bsg_job
;
2304 struct srb_iocb
*iocb_job
;
2306 struct qla_mt_iocb_rsp_fx00 fstatus
;
2307 uint8_t *fw_sts_ptr
;
2309 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, pkt
);
2313 if (sp
->type
== SRB_FXIOCB_DCMD
) {
2314 iocb_job
= &sp
->u
.iocb_cmd
;
2315 iocb_job
->u
.fxiocb
.seq_number
= pkt
->seq_no
;
2316 iocb_job
->u
.fxiocb
.fw_flags
= pkt
->fw_iotcl_flags
;
2317 iocb_job
->u
.fxiocb
.result
= pkt
->status
;
2318 if (iocb_job
->u
.fxiocb
.flags
& SRB_FXDISC_RSP_DWRD_VALID
)
2319 iocb_job
->u
.fxiocb
.req_data
=
2322 bsg_job
= sp
->u
.bsg_job
;
2324 memset(&fstatus
, 0, sizeof(struct qla_mt_iocb_rsp_fx00
));
2326 fstatus
.reserved_1
= pkt
->reserved_0
;
2327 fstatus
.func_type
= pkt
->comp_func_num
;
2328 fstatus
.ioctl_flags
= pkt
->fw_iotcl_flags
;
2329 fstatus
.ioctl_data
= pkt
->dataword_r
;
2330 fstatus
.adapid
= pkt
->adapid
;
2331 fstatus
.adapid_hi
= pkt
->adapid_hi
;
2332 fstatus
.reserved_2
= pkt
->reserved_1
;
2333 fstatus
.res_count
= pkt
->residuallen
;
2334 fstatus
.status
= pkt
->status
;
2335 fstatus
.seq_number
= pkt
->seq_no
;
2336 memcpy(fstatus
.reserved_3
,
2337 pkt
->reserved_2
, 20 * sizeof(uint8_t));
2339 fw_sts_ptr
= ((uint8_t *)bsg_job
->req
->sense
) +
2340 sizeof(struct fc_bsg_reply
);
2342 memcpy(fw_sts_ptr
, (uint8_t *)&fstatus
,
2343 sizeof(struct qla_mt_iocb_rsp_fx00
));
2344 bsg_job
->reply_len
= sizeof(struct fc_bsg_reply
) +
2345 sizeof(struct qla_mt_iocb_rsp_fx00
) + sizeof(uint8_t);
2347 ql_dump_buffer(ql_dbg_user
+ ql_dbg_verbose
,
2348 sp
->fcport
->vha
, 0x5080,
2349 (uint8_t *)pkt
, sizeof(struct ioctl_iocb_entry_fx00
));
2351 ql_dump_buffer(ql_dbg_user
+ ql_dbg_verbose
,
2352 sp
->fcport
->vha
, 0x5074,
2353 (uint8_t *)fw_sts_ptr
, sizeof(struct qla_mt_iocb_rsp_fx00
));
2355 res
= bsg_job
->reply
->result
= DID_OK
<< 16;
2356 bsg_job
->reply
->reply_payload_rcv_len
=
2357 bsg_job
->reply_payload
.payload_len
;
2359 sp
->done(vha
, sp
, res
);
2363 * qlafx00_status_entry() - Process a Status IOCB entry.
2364 * @ha: SCSI driver HA context
2365 * @pkt: Entry pointer
2368 qlafx00_status_entry(scsi_qla_host_t
*vha
, struct rsp_que
*rsp
, void *pkt
)
2372 struct scsi_cmnd
*cp
;
2373 struct sts_entry_fx00
*sts
;
2377 __le16 lscsi_status
;
2379 uint32_t sense_len
, par_sense_len
, rsp_info_len
, resid_len
,
2381 uint8_t *rsp_info
= NULL
, *sense_data
= NULL
;
2382 struct qla_hw_data
*ha
= vha
->hw
;
2383 uint32_t hindex
, handle
;
2385 struct req_que
*req
;
2389 sts
= (struct sts_entry_fx00
*) pkt
;
2391 comp_status
= sts
->comp_status
;
2392 scsi_status
= sts
->scsi_status
& cpu_to_le16((uint16_t)SS_MASK
);
2393 hindex
= sts
->handle
;
2394 handle
= LSW(hindex
);
2397 req
= ha
->req_q_map
[que
];
2399 /* Validate handle. */
2400 if (handle
< req
->num_outstanding_cmds
)
2401 sp
= req
->outstanding_cmds
[handle
];
2406 ql_dbg(ql_dbg_io
, vha
, 0x3034,
2407 "Invalid status handle (0x%x).\n", handle
);
2409 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
2410 qla2xxx_wake_dpc(vha
);
2414 if (sp
->type
== SRB_TM_CMD
) {
2415 req
->outstanding_cmds
[handle
] = NULL
;
2416 qlafx00_tm_iocb_entry(vha
, req
, pkt
, sp
,
2417 scsi_status
, comp_status
);
2421 /* Fast path completion. */
2422 if (comp_status
== CS_COMPLETE
&& scsi_status
== 0) {
2423 qla2x00_do_host_ramp_up(vha
);
2424 qla2x00_process_completed_request(vha
, req
, handle
);
2428 req
->outstanding_cmds
[handle
] = NULL
;
2429 cp
= GET_CMD_SP(sp
);
2431 ql_dbg(ql_dbg_io
, vha
, 0x3048,
2432 "Command already returned (0x%x/%p).\n",
2438 lscsi_status
= scsi_status
& cpu_to_le16((uint16_t)STATUS_MASK
);
2440 fcport
= sp
->fcport
;
2443 sense_len
= par_sense_len
= rsp_info_len
= resid_len
=
2445 if (scsi_status
& cpu_to_le16((uint16_t)SS_SENSE_LEN_VALID
))
2446 sense_len
= sts
->sense_len
;
2447 if (scsi_status
& cpu_to_le16(((uint16_t)SS_RESIDUAL_UNDER
2448 | (uint16_t)SS_RESIDUAL_OVER
)))
2449 resid_len
= le32_to_cpu(sts
->residual_len
);
2450 if (comp_status
== cpu_to_le16((uint16_t)CS_DATA_UNDERRUN
))
2451 fw_resid_len
= le32_to_cpu(sts
->residual_len
);
2452 rsp_info
= sense_data
= sts
->data
;
2453 par_sense_len
= sizeof(sts
->data
);
2455 /* Check for overrun. */
2456 if (comp_status
== CS_COMPLETE
&&
2457 scsi_status
& cpu_to_le16((uint16_t)SS_RESIDUAL_OVER
))
2458 comp_status
= cpu_to_le16((uint16_t)CS_DATA_OVERRUN
);
2461 * Based on Host and scsi status generate status code for Linux
2463 switch (le16_to_cpu(comp_status
)) {
2466 if (scsi_status
== 0) {
2470 if (scsi_status
& cpu_to_le16(((uint16_t)SS_RESIDUAL_UNDER
2471 | (uint16_t)SS_RESIDUAL_OVER
))) {
2473 scsi_set_resid(cp
, resid
);
2475 if (!lscsi_status
&&
2476 ((unsigned)(scsi_bufflen(cp
) - resid
) <
2478 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x3050,
2479 "Mid-layer underflow "
2480 "detected (0x%x of 0x%x bytes).\n",
2481 resid
, scsi_bufflen(cp
));
2483 res
= DID_ERROR
<< 16;
2487 res
= DID_OK
<< 16 | le16_to_cpu(lscsi_status
);
2490 cpu_to_le16((uint16_t)SAM_STAT_TASK_SET_FULL
)) {
2491 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x3051,
2492 "QUEUE FULL detected.\n");
2496 if (lscsi_status
!= cpu_to_le16((uint16_t)SS_CHECK_CONDITION
))
2499 memset(cp
->sense_buffer
, 0, SCSI_SENSE_BUFFERSIZE
);
2500 if (!(scsi_status
& cpu_to_le16((uint16_t)SS_SENSE_LEN_VALID
)))
2503 qlafx00_handle_sense(sp
, sense_data
, par_sense_len
, sense_len
,
2507 case CS_DATA_UNDERRUN
:
2508 /* Use F/W calculated residual length. */
2509 if (IS_FWI2_CAPABLE(ha
) || IS_QLAFX00(ha
))
2510 resid
= fw_resid_len
;
2513 scsi_set_resid(cp
, resid
);
2514 if (scsi_status
& cpu_to_le16((uint16_t)SS_RESIDUAL_UNDER
)) {
2515 if ((IS_FWI2_CAPABLE(ha
) || IS_QLAFX00(ha
))
2516 && fw_resid_len
!= resid_len
) {
2517 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x3052,
2518 "Dropped frame(s) detected "
2519 "(0x%x of 0x%x bytes).\n",
2520 resid
, scsi_bufflen(cp
));
2522 res
= DID_ERROR
<< 16 |
2523 le16_to_cpu(lscsi_status
);
2524 goto check_scsi_status
;
2527 if (!lscsi_status
&&
2528 ((unsigned)(scsi_bufflen(cp
) - resid
) <
2530 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x3053,
2531 "Mid-layer underflow "
2532 "detected (0x%x of 0x%x bytes, "
2533 "cp->underflow: 0x%x).\n",
2534 resid
, scsi_bufflen(cp
), cp
->underflow
);
2536 res
= DID_ERROR
<< 16;
2539 } else if (lscsi_status
!=
2540 cpu_to_le16((uint16_t)SAM_STAT_TASK_SET_FULL
) &&
2541 lscsi_status
!= cpu_to_le16((uint16_t)SAM_STAT_BUSY
)) {
2543 * scsi status of task set and busy are considered
2544 * to be task not completed.
2547 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x3054,
2548 "Dropped frame(s) detected (0x%x "
2549 "of 0x%x bytes).\n", resid
,
2552 res
= DID_ERROR
<< 16 | le16_to_cpu(lscsi_status
);
2553 goto check_scsi_status
;
2555 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x3055,
2556 "scsi_status: 0x%x, lscsi_status: 0x%x\n",
2557 scsi_status
, lscsi_status
);
2560 res
= DID_OK
<< 16 | le16_to_cpu(lscsi_status
);
2565 * Check to see if SCSI Status is non zero. If so report SCSI
2568 if (lscsi_status
!= 0) {
2570 cpu_to_le16((uint16_t)SAM_STAT_TASK_SET_FULL
)) {
2571 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x3056,
2572 "QUEUE FULL detected.\n");
2577 cpu_to_le16((uint16_t)SS_CHECK_CONDITION
))
2580 memset(cp
->sense_buffer
, 0, SCSI_SENSE_BUFFERSIZE
);
2582 cpu_to_le16((uint16_t)SS_SENSE_LEN_VALID
)))
2585 qlafx00_handle_sense(sp
, sense_data
, par_sense_len
,
2586 sense_len
, rsp
, res
);
2590 case CS_PORT_LOGGED_OUT
:
2591 case CS_PORT_CONFIG_CHG
:
2594 case CS_PORT_UNAVAILABLE
:
2599 * We are going to have the fc class block the rport
2600 * while we try to recover so instruct the mid layer
2601 * to requeue until the class decides how to handle this.
2603 res
= DID_TRANSPORT_DISRUPTED
<< 16;
2605 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x3057,
2606 "Port down status: port-state=0x%x.\n",
2607 atomic_read(&fcport
->state
));
2609 if (atomic_read(&fcport
->state
) == FCS_ONLINE
)
2610 qla2x00_mark_device_lost(fcport
->vha
, fcport
, 1, 1);
2614 res
= DID_RESET
<< 16;
2618 res
= DID_ERROR
<< 16;
2623 ql_dbg(ql_dbg_io
, fcport
->vha
, 0x3058,
2624 "FCP command status: 0x%x-0x%x (0x%x) nexus=%ld:%d:%d "
2625 "tgt_id: 0x%x lscsi_status: 0x%x cdb=%10phN len=0x%x "
2626 "rsp_info=0x%x resid=0x%x fw_resid=0x%x sense_len=0x%x, "
2627 "par_sense_len=0x%x, rsp_info_len=0x%x\n",
2628 comp_status
, scsi_status
, res
, vha
->host_no
,
2629 cp
->device
->id
, cp
->device
->lun
, fcport
->tgt_id
,
2630 lscsi_status
, cp
->cmnd
, scsi_bufflen(cp
),
2631 rsp_info_len
, resid_len
, fw_resid_len
, sense_len
,
2632 par_sense_len
, rsp_info_len
);
2635 qla2x00_do_host_ramp_up(vha
);
2637 if (rsp
->status_srb
== NULL
)
2638 sp
->done(ha
, sp
, res
);
2642 * qlafx00_status_cont_entry() - Process a Status Continuations entry.
2643 * @ha: SCSI driver HA context
2644 * @pkt: Entry pointer
2646 * Extended sense data.
2649 qlafx00_status_cont_entry(struct rsp_que
*rsp
, sts_cont_entry_t
*pkt
)
2651 uint8_t sense_sz
= 0;
2652 struct qla_hw_data
*ha
= rsp
->hw
;
2653 struct scsi_qla_host
*vha
= pci_get_drvdata(ha
->pdev
);
2654 srb_t
*sp
= rsp
->status_srb
;
2655 struct scsi_cmnd
*cp
;
2660 ql_dbg(ql_dbg_io
, vha
, 0x3037,
2661 "no SP, sp = %p\n", sp
);
2665 if (!GET_FW_SENSE_LEN(sp
)) {
2666 ql_dbg(ql_dbg_io
, vha
, 0x304b,
2667 "no fw sense data, sp = %p\n", sp
);
2670 cp
= GET_CMD_SP(sp
);
2672 ql_log(ql_log_warn
, vha
, 0x303b,
2673 "cmd is NULL: already returned to OS (sp=%p).\n", sp
);
2675 rsp
->status_srb
= NULL
;
2679 if (!GET_CMD_SENSE_LEN(sp
)) {
2680 ql_dbg(ql_dbg_io
, vha
, 0x304c,
2681 "no sense data, sp = %p\n", sp
);
2683 sense_len
= GET_CMD_SENSE_LEN(sp
);
2684 sense_ptr
= GET_CMD_SENSE_PTR(sp
);
2685 ql_dbg(ql_dbg_io
, vha
, 0x304f,
2686 "sp=%p sense_len=0x%x sense_ptr=%p.\n",
2687 sp
, sense_len
, sense_ptr
);
2689 if (sense_len
> sizeof(pkt
->data
))
2690 sense_sz
= sizeof(pkt
->data
);
2692 sense_sz
= sense_len
;
2694 /* Move sense data. */
2695 ql_dump_buffer(ql_dbg_io
+ ql_dbg_buffer
, vha
, 0x304e,
2696 (uint8_t *)pkt
, sizeof(sts_cont_entry_t
));
2697 memcpy(sense_ptr
, pkt
->data
, sense_sz
);
2698 ql_dump_buffer(ql_dbg_io
+ ql_dbg_buffer
, vha
, 0x304a,
2699 sense_ptr
, sense_sz
);
2701 sense_len
-= sense_sz
;
2702 sense_ptr
+= sense_sz
;
2704 SET_CMD_SENSE_PTR(sp
, sense_ptr
);
2705 SET_CMD_SENSE_LEN(sp
, sense_len
);
2707 sense_len
= GET_FW_SENSE_LEN(sp
);
2708 sense_len
= (sense_len
> sizeof(pkt
->data
)) ?
2709 (sense_len
- sizeof(pkt
->data
)) : 0;
2710 SET_FW_SENSE_LEN(sp
, sense_len
);
2712 /* Place command on done queue. */
2713 if (sense_len
== 0) {
2714 rsp
->status_srb
= NULL
;
2715 sp
->done(ha
, sp
, cp
->result
);
2720 * qlafx00_multistatus_entry() - Process Multi response queue entries.
2721 * @ha: SCSI driver HA context
2724 qlafx00_multistatus_entry(struct scsi_qla_host
*vha
,
2725 struct rsp_que
*rsp
, void *pkt
)
2728 struct multi_sts_entry_fx00
*stsmfx
;
2729 struct qla_hw_data
*ha
= vha
->hw
;
2730 uint32_t handle
, hindex
, handle_count
, i
;
2732 struct req_que
*req
;
2735 stsmfx
= (struct multi_sts_entry_fx00
*) pkt
;
2737 handle_count
= stsmfx
->handle_count
;
2739 if (handle_count
> MAX_HANDLE_COUNT
) {
2740 ql_dbg(ql_dbg_io
, vha
, 0x3035,
2741 "Invalid handle count (0x%x).\n", handle_count
);
2742 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
2743 qla2xxx_wake_dpc(vha
);
2747 handle_ptr
= &stsmfx
->handles
[0];
2749 for (i
= 0; i
< handle_count
; i
++) {
2750 hindex
= le32_to_cpu(*handle_ptr
);
2751 handle
= LSW(hindex
);
2753 req
= ha
->req_q_map
[que
];
2755 /* Validate handle. */
2756 if (handle
< req
->num_outstanding_cmds
)
2757 sp
= req
->outstanding_cmds
[handle
];
2762 ql_dbg(ql_dbg_io
, vha
, 0x3044,
2763 "Invalid status handle (0x%x).\n", handle
);
2764 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
2765 qla2xxx_wake_dpc(vha
);
2768 qla2x00_process_completed_request(vha
, req
, handle
);
2774 * qlafx00_error_entry() - Process an error entry.
2775 * @ha: SCSI driver HA context
2776 * @pkt: Entry pointer
2779 qlafx00_error_entry(scsi_qla_host_t
*vha
, struct rsp_que
*rsp
,
2780 struct sts_entry_fx00
*pkt
, uint8_t estatus
, uint8_t etype
)
2783 struct qla_hw_data
*ha
= vha
->hw
;
2784 const char func
[] = "ERROR-IOCB";
2785 uint16_t que
= MSW(pkt
->handle
);
2786 struct req_que
*req
= NULL
;
2787 int res
= DID_ERROR
<< 16;
2789 ql_dbg(ql_dbg_async
, vha
, 0x507f,
2790 "type of error status in response: 0x%x\n", estatus
);
2792 req
= ha
->req_q_map
[que
];
2794 sp
= qla2x00_get_sp_from_handle(vha
, func
, req
, pkt
);
2796 sp
->done(ha
, sp
, res
);
2800 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
2801 qla2xxx_wake_dpc(vha
);
2805 * qlafx00_process_response_queue() - Process response queue entries.
2806 * @ha: SCSI driver HA context
2809 qlafx00_process_response_queue(struct scsi_qla_host
*vha
,
2810 struct rsp_que
*rsp
)
2812 struct sts_entry_fx00
*pkt
;
2815 while (RD_REG_DWORD((void __iomem
*)&(rsp
->ring_ptr
->signature
)) !=
2816 RESPONSE_PROCESSED
) {
2817 lptr
= rsp
->ring_ptr
;
2818 memcpy_fromio(rsp
->rsp_pkt
, (void __iomem
*)lptr
,
2819 sizeof(rsp
->rsp_pkt
));
2820 pkt
= (struct sts_entry_fx00
*)rsp
->rsp_pkt
;
2823 if (rsp
->ring_index
== rsp
->length
) {
2824 rsp
->ring_index
= 0;
2825 rsp
->ring_ptr
= rsp
->ring
;
2830 if (pkt
->entry_status
!= 0 &&
2831 pkt
->entry_type
!= IOCTL_IOSB_TYPE_FX00
) {
2832 qlafx00_error_entry(vha
, rsp
,
2833 (struct sts_entry_fx00
*)pkt
, pkt
->entry_status
,
2839 switch (pkt
->entry_type
) {
2840 case STATUS_TYPE_FX00
:
2841 qlafx00_status_entry(vha
, rsp
, pkt
);
2844 case STATUS_CONT_TYPE_FX00
:
2845 qlafx00_status_cont_entry(rsp
, (sts_cont_entry_t
*)pkt
);
2848 case MULTI_STATUS_TYPE_FX00
:
2849 qlafx00_multistatus_entry(vha
, rsp
, pkt
);
2852 case ABORT_IOCB_TYPE_FX00
:
2853 qlafx00_abort_iocb_entry(vha
, rsp
->req
,
2854 (struct abort_iocb_entry_fx00
*)pkt
);
2857 case IOCTL_IOSB_TYPE_FX00
:
2858 qlafx00_ioctl_iosb_entry(vha
, rsp
->req
,
2859 (struct ioctl_iocb_entry_fx00
*)pkt
);
2862 /* Type Not Supported. */
2863 ql_dbg(ql_dbg_async
, vha
, 0x5081,
2864 "Received unknown response pkt type %x "
2865 "entry status=%x.\n",
2866 pkt
->entry_type
, pkt
->entry_status
);
2870 WRT_REG_DWORD((void __iomem
*)&lptr
->signature
,
2871 RESPONSE_PROCESSED
);
2875 /* Adjust ring index */
2876 WRT_REG_DWORD(rsp
->rsp_q_out
, rsp
->ring_index
);
2880 * qlafx00_async_event() - Process aynchronous events.
2881 * @ha: SCSI driver HA context
2884 qlafx00_async_event(scsi_qla_host_t
*vha
)
2886 struct qla_hw_data
*ha
= vha
->hw
;
2887 struct device_reg_fx00 __iomem
*reg
;
2890 reg
= &ha
->iobase
->ispfx00
;
2891 /* Setup to process RIO completion. */
2892 switch (ha
->aenmb
[0]) {
2893 case QLAFX00_MBA_SYSTEM_ERR
: /* System Error */
2894 ql_log(ql_log_warn
, vha
, 0x5079,
2895 "ISP System Error - mbx1=%x\n", ha
->aenmb
[0]);
2896 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
2899 case QLAFX00_MBA_SHUTDOWN_RQSTD
: /* Shutdown requested */
2900 ql_dbg(ql_dbg_async
, vha
, 0x5076,
2901 "Asynchronous FW shutdown requested.\n");
2902 set_bit(ISP_ABORT_NEEDED
, &vha
->dpc_flags
);
2903 qla2xxx_wake_dpc(vha
);
2906 case QLAFX00_MBA_PORT_UPDATE
: /* Port database update */
2907 ha
->aenmb
[1] = RD_REG_WORD(®
->aenmailbox1
);
2908 ha
->aenmb
[2] = RD_REG_WORD(®
->aenmailbox2
);
2909 ha
->aenmb
[3] = RD_REG_WORD(®
->aenmailbox3
);
2910 ql_dbg(ql_dbg_async
, vha
, 0x5077,
2911 "Asynchronous port Update received "
2912 "aenmb[0]: %x, aenmb[1]: %x, aenmb[2]: %x, aenmb[3]: %x\n",
2913 ha
->aenmb
[0], ha
->aenmb
[1], ha
->aenmb
[2], ha
->aenmb
[3]);
2917 case QLAFX00_MBA_TEMP_OVER
: /* Over temperature event */
2918 case QLAFX00_MBA_TEMP_CRIT
: /* Critical temperature event */
2919 ql_log(ql_log_info
, vha
, 0x5083,
2920 "Asynchronous critical temperature event received "
2923 qlafx00_post_aenfx_work(vha
, ha
->aenmb
[0],
2924 (uint32_t *)ha
->aenmb
, 1);
2928 ha
->aenmb
[1] = RD_REG_WORD(®
->aenmailbox1
);
2929 ha
->aenmb
[2] = RD_REG_WORD(®
->aenmailbox2
);
2930 ha
->aenmb
[3] = RD_REG_WORD(®
->aenmailbox3
);
2931 ha
->aenmb
[4] = RD_REG_WORD(®
->aenmailbox4
);
2932 ha
->aenmb
[5] = RD_REG_WORD(®
->aenmailbox5
);
2933 ha
->aenmb
[6] = RD_REG_WORD(®
->aenmailbox6
);
2934 ha
->aenmb
[7] = RD_REG_WORD(®
->aenmailbox7
);
2935 ql_dbg(ql_dbg_async
, vha
, 0x5078,
2936 "AEN:%04x %04x %04x %04x :%04x %04x %04x %04x\n",
2937 ha
->aenmb
[0], ha
->aenmb
[1], ha
->aenmb
[2], ha
->aenmb
[3],
2938 ha
->aenmb
[4], ha
->aenmb
[5], ha
->aenmb
[6], ha
->aenmb
[7]);
2941 qlafx00_post_aenfx_work(vha
, ha
->aenmb
[0],
2942 (uint32_t *)ha
->aenmb
, data_size
);
2947 * qlafx00x_mbx_completion() - Process mailbox command completions.
2948 * @ha: SCSI driver HA context
2949 * @mb16: Mailbox16 register
2952 qlafx00_mbx_completion(scsi_qla_host_t
*vha
, uint32_t mb0
)
2955 uint16_t __iomem
*wptr
;
2956 struct qla_hw_data
*ha
= vha
->hw
;
2957 struct device_reg_fx00 __iomem
*reg
= &ha
->iobase
->ispfx00
;
2960 ql_dbg(ql_dbg_async
, vha
, 0x507e, "MBX pointer ERROR.\n");
2962 /* Load return mailbox registers. */
2963 ha
->flags
.mbox_int
= 1;
2964 ha
->mailbox_out32
[0] = mb0
;
2965 wptr
= (uint16_t __iomem
*)®
->mailbox17
;
2967 for (cnt
= 1; cnt
< ha
->mbx_count
; cnt
++) {
2968 ha
->mailbox_out32
[cnt
] = RD_REG_WORD(wptr
);
2974 * qlafx00_intr_handler() - Process interrupts for the ISPFX00.
2976 * @dev_id: SCSI driver HA context
2978 * Called by system whenever the host adapter generates an interrupt.
2980 * Returns handled flag.
2983 qlafx00_intr_handler(int irq
, void *dev_id
)
2985 scsi_qla_host_t
*vha
;
2986 struct qla_hw_data
*ha
;
2987 struct device_reg_fx00 __iomem
*reg
;
2992 struct rsp_que
*rsp
;
2993 unsigned long flags
;
2994 uint32_t clr_intr
= 0;
2996 rsp
= (struct rsp_que
*) dev_id
;
2998 ql_log(ql_log_info
, NULL
, 0x507d,
2999 "%s: NULL response queue pointer.\n", __func__
);
3004 reg
= &ha
->iobase
->ispfx00
;
3007 if (unlikely(pci_channel_offline(ha
->pdev
)))
3010 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
3011 vha
= pci_get_drvdata(ha
->pdev
);
3012 for (iter
= 50; iter
--; clr_intr
= 0) {
3013 stat
= QLAFX00_RD_INTR_REG(ha
);
3014 if ((stat
& QLAFX00_HST_INT_STS_BITS
) == 0)
3017 switch (stat
& QLAFX00_HST_INT_STS_BITS
) {
3018 case QLAFX00_INTR_MB_CMPLT
:
3019 case QLAFX00_INTR_MB_RSP_CMPLT
:
3020 case QLAFX00_INTR_MB_ASYNC_CMPLT
:
3021 case QLAFX00_INTR_ALL_CMPLT
:
3022 mb
[0] = RD_REG_WORD(®
->mailbox16
);
3023 qlafx00_mbx_completion(vha
, mb
[0]);
3024 status
|= MBX_INTERRUPT
;
3025 clr_intr
|= QLAFX00_INTR_MB_CMPLT
;
3027 case QLAFX00_INTR_ASYNC_CMPLT
:
3028 case QLAFX00_INTR_RSP_ASYNC_CMPLT
:
3029 ha
->aenmb
[0] = RD_REG_WORD(®
->aenmailbox0
);
3030 qlafx00_async_event(vha
);
3031 clr_intr
|= QLAFX00_INTR_ASYNC_CMPLT
;
3033 case QLAFX00_INTR_RSP_CMPLT
:
3034 qlafx00_process_response_queue(vha
, rsp
);
3035 clr_intr
|= QLAFX00_INTR_RSP_CMPLT
;
3038 ql_dbg(ql_dbg_async
, vha
, 0x507a,
3039 "Unrecognized interrupt type (%d).\n", stat
);
3042 QLAFX00_CLR_INTR_REG(ha
, clr_intr
);
3043 QLAFX00_RD_INTR_REG(ha
);
3046 qla2x00_handle_mbx_completion(ha
, status
);
3047 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3052 /** QLAFX00 specific IOCB implementation functions */
3054 static inline cont_a64_entry_t
*
3055 qlafx00_prep_cont_type1_iocb(struct req_que
*req
,
3056 cont_a64_entry_t
*lcont_pkt
)
3058 cont_a64_entry_t
*cont_pkt
;
3060 /* Adjust ring index. */
3062 if (req
->ring_index
== req
->length
) {
3063 req
->ring_index
= 0;
3064 req
->ring_ptr
= req
->ring
;
3069 cont_pkt
= (cont_a64_entry_t
*)req
->ring_ptr
;
3071 /* Load packet defaults. */
3072 lcont_pkt
->entry_type
= CONTINUE_A64_TYPE_FX00
;
3078 qlafx00_build_scsi_iocbs(srb_t
*sp
, struct cmd_type_7_fx00
*cmd_pkt
,
3079 uint16_t tot_dsds
, struct cmd_type_7_fx00
*lcmd_pkt
)
3081 uint16_t avail_dsds
;
3083 scsi_qla_host_t
*vha
;
3084 struct scsi_cmnd
*cmd
;
3085 struct scatterlist
*sg
;
3087 struct req_que
*req
;
3088 cont_a64_entry_t lcont_pkt
;
3089 cont_a64_entry_t
*cont_pkt
;
3091 vha
= sp
->fcport
->vha
;
3094 cmd
= GET_CMD_SP(sp
);
3098 /* Update entry type to indicate Command Type 3 IOCB */
3099 lcmd_pkt
->entry_type
= FX00_COMMAND_TYPE_7
;
3101 /* No data transfer */
3102 if (!scsi_bufflen(cmd
) || cmd
->sc_data_direction
== DMA_NONE
) {
3103 lcmd_pkt
->byte_count
= __constant_cpu_to_le32(0);
3107 /* Set transfer direction */
3108 if (cmd
->sc_data_direction
== DMA_TO_DEVICE
) {
3109 lcmd_pkt
->cntrl_flags
= TMF_WRITE_DATA
;
3110 vha
->qla_stats
.output_bytes
+= scsi_bufflen(cmd
);
3111 } else if (cmd
->sc_data_direction
== DMA_FROM_DEVICE
) {
3112 lcmd_pkt
->cntrl_flags
= TMF_READ_DATA
;
3113 vha
->qla_stats
.input_bytes
+= scsi_bufflen(cmd
);
3116 /* One DSD is available in the Command Type 3 IOCB */
3118 cur_dsd
= (__le32
*)&lcmd_pkt
->dseg_0_address
;
3120 /* Load data segments */
3121 scsi_for_each_sg(cmd
, sg
, tot_dsds
, i
) {
3124 /* Allocate additional continuation packets? */
3125 if (avail_dsds
== 0) {
3127 * Five DSDs are available in the Continuation
3130 memset(&lcont_pkt
, 0, REQUEST_ENTRY_SIZE
);
3132 qlafx00_prep_cont_type1_iocb(req
, &lcont_pkt
);
3133 cur_dsd
= (__le32
*)lcont_pkt
.dseg_0_address
;
3138 sle_dma
= sg_dma_address(sg
);
3139 *cur_dsd
++ = cpu_to_le32(LSD(sle_dma
));
3140 *cur_dsd
++ = cpu_to_le32(MSD(sle_dma
));
3141 *cur_dsd
++ = cpu_to_le32(sg_dma_len(sg
));
3143 if (avail_dsds
== 0 && cont
== 1) {
3145 memcpy_toio((void __iomem
*)cont_pkt
, &lcont_pkt
,
3146 REQUEST_ENTRY_SIZE
);
3150 if (avail_dsds
!= 0 && cont
== 1) {
3151 memcpy_toio((void __iomem
*)cont_pkt
, &lcont_pkt
,
3152 REQUEST_ENTRY_SIZE
);
3157 * qlafx00_start_scsi() - Send a SCSI command to the ISP
3158 * @sp: command to send to the ISP
3160 * Returns non-zero if a failure occurred, else zero.
3163 qlafx00_start_scsi(srb_t
*sp
)
3166 unsigned long flags
;
3172 struct req_que
*req
= NULL
;
3173 struct rsp_que
*rsp
= NULL
;
3174 struct scsi_cmnd
*cmd
= GET_CMD_SP(sp
);
3175 struct scsi_qla_host
*vha
= sp
->fcport
->vha
;
3176 struct qla_hw_data
*ha
= vha
->hw
;
3177 struct cmd_type_7_fx00
*cmd_pkt
;
3178 struct cmd_type_7_fx00 lcmd_pkt
;
3179 struct scsi_lun llun
;
3182 /* Setup device pointers. */
3185 rsp
= ha
->rsp_q_map
[0];
3188 /* So we know we haven't pci_map'ed anything yet */
3191 /* Forcing marker needed for now */
3192 vha
->marker_needed
= 0;
3194 /* Send marker if required */
3195 if (vha
->marker_needed
!= 0) {
3196 if (qla2x00_marker(vha
, req
, rsp
, 0, 0, MK_SYNC_ALL
) !=
3198 return QLA_FUNCTION_FAILED
;
3199 vha
->marker_needed
= 0;
3202 /* Acquire ring specific lock */
3203 spin_lock_irqsave(&ha
->hardware_lock
, flags
);
3205 /* Check for room in outstanding command list. */
3206 handle
= req
->current_outstanding_cmd
;
3207 for (index
= 1; index
< req
->num_outstanding_cmds
; index
++) {
3209 if (handle
== req
->num_outstanding_cmds
)
3211 if (!req
->outstanding_cmds
[handle
])
3214 if (index
== req
->num_outstanding_cmds
)
3217 /* Map the sg table so we have an accurate count of sg entries needed */
3218 if (scsi_sg_count(cmd
)) {
3219 nseg
= dma_map_sg(&ha
->pdev
->dev
, scsi_sglist(cmd
),
3220 scsi_sg_count(cmd
), cmd
->sc_data_direction
);
3221 if (unlikely(!nseg
))
3227 req_cnt
= qla24xx_calc_iocbs(vha
, tot_dsds
);
3228 if (req
->cnt
< (req_cnt
+ 2)) {
3229 cnt
= RD_REG_DWORD_RELAXED(req
->req_q_out
);
3231 if (req
->ring_index
< cnt
)
3232 req
->cnt
= cnt
- req
->ring_index
;
3234 req
->cnt
= req
->length
-
3235 (req
->ring_index
- cnt
);
3236 if (req
->cnt
< (req_cnt
+ 2))
3240 /* Build command packet. */
3241 req
->current_outstanding_cmd
= handle
;
3242 req
->outstanding_cmds
[handle
] = sp
;
3243 sp
->handle
= handle
;
3244 cmd
->host_scribble
= (unsigned char *)(unsigned long)handle
;
3245 req
->cnt
-= req_cnt
;
3247 cmd_pkt
= (struct cmd_type_7_fx00
*)req
->ring_ptr
;
3249 memset(&lcmd_pkt
, 0, REQUEST_ENTRY_SIZE
);
3251 lcmd_pkt
.handle
= MAKE_HANDLE(req
->id
, sp
->handle
);
3252 lcmd_pkt
.handle_hi
= 0;
3253 lcmd_pkt
.dseg_count
= cpu_to_le16(tot_dsds
);
3254 lcmd_pkt
.tgt_idx
= cpu_to_le16(sp
->fcport
->tgt_id
);
3256 int_to_scsilun(cmd
->device
->lun
, &llun
);
3257 host_to_adap((uint8_t *)&llun
, (uint8_t *)&lcmd_pkt
.lun
,
3258 sizeof(lcmd_pkt
.lun
));
3260 /* Update tagged queuing modifier -- default is TSK_SIMPLE (0). */
3261 if (scsi_populate_tag_msg(cmd
, tag
)) {
3263 case HEAD_OF_QUEUE_TAG
:
3264 lcmd_pkt
.task
= TSK_HEAD_OF_QUEUE
;
3266 case ORDERED_QUEUE_TAG
:
3267 lcmd_pkt
.task
= TSK_ORDERED
;
3272 /* Load SCSI command packet. */
3273 host_to_adap(cmd
->cmnd
, lcmd_pkt
.fcp_cdb
, sizeof(lcmd_pkt
.fcp_cdb
));
3274 lcmd_pkt
.byte_count
= cpu_to_le32((uint32_t)scsi_bufflen(cmd
));
3276 /* Build IOCB segments */
3277 qlafx00_build_scsi_iocbs(sp
, cmd_pkt
, tot_dsds
, &lcmd_pkt
);
3279 /* Set total data segment count. */
3280 lcmd_pkt
.entry_count
= (uint8_t)req_cnt
;
3282 /* Specify response queue number where completion should happen */
3283 lcmd_pkt
.entry_status
= (uint8_t) rsp
->id
;
3285 ql_dump_buffer(ql_dbg_io
+ ql_dbg_buffer
, vha
, 0x302e,
3286 (uint8_t *)cmd
->cmnd
, cmd
->cmd_len
);
3287 ql_dump_buffer(ql_dbg_io
+ ql_dbg_buffer
, vha
, 0x3032,
3288 (uint8_t *)&lcmd_pkt
, REQUEST_ENTRY_SIZE
);
3290 memcpy_toio((void __iomem
*)cmd_pkt
, &lcmd_pkt
, REQUEST_ENTRY_SIZE
);
3293 /* Adjust ring index. */
3295 if (req
->ring_index
== req
->length
) {
3296 req
->ring_index
= 0;
3297 req
->ring_ptr
= req
->ring
;
3301 sp
->flags
|= SRB_DMA_VALID
;
3303 /* Set chip new ring index. */
3304 WRT_REG_DWORD(req
->req_q_in
, req
->ring_index
);
3305 QLAFX00_SET_HST_INTR(ha
, ha
->rqstq_intr_code
);
3307 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3312 scsi_dma_unmap(cmd
);
3314 spin_unlock_irqrestore(&ha
->hardware_lock
, flags
);
3316 return QLA_FUNCTION_FAILED
;
3320 qlafx00_tm_iocb(srb_t
*sp
, struct tsk_mgmt_entry_fx00
*ptm_iocb
)
3322 struct srb_iocb
*fxio
= &sp
->u
.iocb_cmd
;
3323 scsi_qla_host_t
*vha
= sp
->fcport
->vha
;
3324 struct req_que
*req
= vha
->req
;
3325 struct tsk_mgmt_entry_fx00 tm_iocb
;
3326 struct scsi_lun llun
;
3328 memset(&tm_iocb
, 0, sizeof(struct tsk_mgmt_entry_fx00
));
3329 tm_iocb
.entry_type
= TSK_MGMT_IOCB_TYPE_FX00
;
3330 tm_iocb
.entry_count
= 1;
3331 tm_iocb
.handle
= cpu_to_le32(MAKE_HANDLE(req
->id
, sp
->handle
));
3332 tm_iocb
.handle_hi
= 0;
3333 tm_iocb
.timeout
= cpu_to_le16(qla2x00_get_async_timeout(vha
) + 2);
3334 tm_iocb
.tgt_id
= cpu_to_le16(sp
->fcport
->tgt_id
);
3335 tm_iocb
.control_flags
= cpu_to_le32(fxio
->u
.tmf
.flags
);
3336 if (tm_iocb
.control_flags
== cpu_to_le32((uint32_t)TCF_LUN_RESET
)) {
3337 int_to_scsilun(fxio
->u
.tmf
.lun
, &llun
);
3338 host_to_adap((uint8_t *)&llun
, (uint8_t *)&tm_iocb
.lun
,
3339 sizeof(struct scsi_lun
));
3342 memcpy((void *)ptm_iocb
, &tm_iocb
,
3343 sizeof(struct tsk_mgmt_entry_fx00
));
3348 qlafx00_abort_iocb(srb_t
*sp
, struct abort_iocb_entry_fx00
*pabt_iocb
)
3350 struct srb_iocb
*fxio
= &sp
->u
.iocb_cmd
;
3351 scsi_qla_host_t
*vha
= sp
->fcport
->vha
;
3352 struct req_que
*req
= vha
->req
;
3353 struct abort_iocb_entry_fx00 abt_iocb
;
3355 memset(&abt_iocb
, 0, sizeof(struct abort_iocb_entry_fx00
));
3356 abt_iocb
.entry_type
= ABORT_IOCB_TYPE_FX00
;
3357 abt_iocb
.entry_count
= 1;
3358 abt_iocb
.handle
= cpu_to_le32(MAKE_HANDLE(req
->id
, sp
->handle
));
3359 abt_iocb
.abort_handle
=
3360 cpu_to_le32(MAKE_HANDLE(req
->id
, fxio
->u
.abt
.cmd_hndl
));
3361 abt_iocb
.tgt_id_sts
= cpu_to_le16(sp
->fcport
->tgt_id
);
3362 abt_iocb
.req_que_no
= cpu_to_le16(req
->id
);
3364 memcpy((void *)pabt_iocb
, &abt_iocb
,
3365 sizeof(struct abort_iocb_entry_fx00
));
3370 qlafx00_fxdisc_iocb(srb_t
*sp
, struct fxdisc_entry_fx00
*pfxiocb
)
3372 struct srb_iocb
*fxio
= &sp
->u
.iocb_cmd
;
3373 struct qla_mt_iocb_rqst_fx00
*piocb_rqst
;
3374 struct fc_bsg_job
*bsg_job
;
3375 struct fxdisc_entry_fx00 fx_iocb
;
3376 uint8_t entry_cnt
= 1;
3378 memset(&fx_iocb
, 0, sizeof(struct fxdisc_entry_fx00
));
3379 fx_iocb
.entry_type
= FX00_IOCB_TYPE
;
3380 fx_iocb
.handle
= cpu_to_le32(sp
->handle
);
3381 fx_iocb
.entry_count
= entry_cnt
;
3383 if (sp
->type
== SRB_FXIOCB_DCMD
) {
3385 sp
->u
.iocb_cmd
.u
.fxiocb
.req_func_type
;
3386 fx_iocb
.adapid
= fxio
->u
.fxiocb
.adapter_id
;
3387 fx_iocb
.adapid_hi
= fxio
->u
.fxiocb
.adapter_id_hi
;
3388 fx_iocb
.reserved_0
= fxio
->u
.fxiocb
.reserved_0
;
3389 fx_iocb
.reserved_1
= fxio
->u
.fxiocb
.reserved_1
;
3390 fx_iocb
.dataword_extra
= fxio
->u
.fxiocb
.req_data_extra
;
3392 if (fxio
->u
.fxiocb
.flags
& SRB_FXDISC_REQ_DMA_VALID
) {
3393 fx_iocb
.req_dsdcnt
= cpu_to_le16(1);
3394 fx_iocb
.req_xfrcnt
=
3395 cpu_to_le16(fxio
->u
.fxiocb
.req_len
);
3396 fx_iocb
.dseg_rq_address
[0] =
3397 cpu_to_le32(LSD(fxio
->u
.fxiocb
.req_dma_handle
));
3398 fx_iocb
.dseg_rq_address
[1] =
3399 cpu_to_le32(MSD(fxio
->u
.fxiocb
.req_dma_handle
));
3400 fx_iocb
.dseg_rq_len
=
3401 cpu_to_le32(fxio
->u
.fxiocb
.req_len
);
3404 if (fxio
->u
.fxiocb
.flags
& SRB_FXDISC_RESP_DMA_VALID
) {
3405 fx_iocb
.rsp_dsdcnt
= cpu_to_le16(1);
3406 fx_iocb
.rsp_xfrcnt
=
3407 cpu_to_le16(fxio
->u
.fxiocb
.rsp_len
);
3408 fx_iocb
.dseg_rsp_address
[0] =
3409 cpu_to_le32(LSD(fxio
->u
.fxiocb
.rsp_dma_handle
));
3410 fx_iocb
.dseg_rsp_address
[1] =
3411 cpu_to_le32(MSD(fxio
->u
.fxiocb
.rsp_dma_handle
));
3412 fx_iocb
.dseg_rsp_len
=
3413 cpu_to_le32(fxio
->u
.fxiocb
.rsp_len
);
3416 if (fxio
->u
.fxiocb
.flags
& SRB_FXDISC_REQ_DWRD_VALID
) {
3417 fx_iocb
.dataword
= fxio
->u
.fxiocb
.req_data
;
3419 fx_iocb
.flags
= fxio
->u
.fxiocb
.flags
;
3421 struct scatterlist
*sg
;
3422 bsg_job
= sp
->u
.bsg_job
;
3423 piocb_rqst
= (struct qla_mt_iocb_rqst_fx00
*)
3424 &bsg_job
->request
->rqst_data
.h_vendor
.vendor_cmd
[1];
3426 fx_iocb
.func_num
= piocb_rqst
->func_type
;
3427 fx_iocb
.adapid
= piocb_rqst
->adapid
;
3428 fx_iocb
.adapid_hi
= piocb_rqst
->adapid_hi
;
3429 fx_iocb
.reserved_0
= piocb_rqst
->reserved_0
;
3430 fx_iocb
.reserved_1
= piocb_rqst
->reserved_1
;
3431 fx_iocb
.dataword_extra
= piocb_rqst
->dataword_extra
;
3432 fx_iocb
.dataword
= piocb_rqst
->dataword
;
3433 fx_iocb
.req_xfrcnt
= piocb_rqst
->req_len
;
3434 fx_iocb
.rsp_xfrcnt
= piocb_rqst
->rsp_len
;
3436 if (piocb_rqst
->flags
& SRB_FXDISC_REQ_DMA_VALID
) {
3437 int avail_dsds
, tot_dsds
;
3438 cont_a64_entry_t lcont_pkt
;
3439 cont_a64_entry_t
*cont_pkt
= NULL
;
3441 int index
= 0, cont
= 0;
3443 fx_iocb
.req_dsdcnt
=
3444 cpu_to_le16(bsg_job
->request_payload
.sg_cnt
);
3446 bsg_job
->request_payload
.sg_cnt
;
3447 cur_dsd
= (__le32
*)&fx_iocb
.dseg_rq_address
[0];
3449 for_each_sg(bsg_job
->request_payload
.sg_list
, sg
,
3453 /* Allocate additional continuation packets? */
3454 if (avail_dsds
== 0) {
3456 * Five DSDs are available in the Cont.
3459 memset(&lcont_pkt
, 0,
3460 REQUEST_ENTRY_SIZE
);
3462 qlafx00_prep_cont_type1_iocb(
3463 sp
->fcport
->vha
->req
,
3465 cur_dsd
= (__le32
*)
3466 lcont_pkt
.dseg_0_address
;
3472 sle_dma
= sg_dma_address(sg
);
3473 *cur_dsd
++ = cpu_to_le32(LSD(sle_dma
));
3474 *cur_dsd
++ = cpu_to_le32(MSD(sle_dma
));
3475 *cur_dsd
++ = cpu_to_le32(sg_dma_len(sg
));
3478 if (avail_dsds
== 0 && cont
== 1) {
3481 (void __iomem
*)cont_pkt
,
3482 &lcont_pkt
, REQUEST_ENTRY_SIZE
);
3484 ql_dbg_user
+ ql_dbg_verbose
,
3485 sp
->fcport
->vha
, 0x3042,
3486 (uint8_t *)&lcont_pkt
,
3487 REQUEST_ENTRY_SIZE
);
3490 if (avail_dsds
!= 0 && cont
== 1) {
3491 memcpy_toio((void __iomem
*)cont_pkt
,
3492 &lcont_pkt
, REQUEST_ENTRY_SIZE
);
3493 ql_dump_buffer(ql_dbg_user
+ ql_dbg_verbose
,
3494 sp
->fcport
->vha
, 0x3043,
3495 (uint8_t *)&lcont_pkt
, REQUEST_ENTRY_SIZE
);
3499 if (piocb_rqst
->flags
& SRB_FXDISC_RESP_DMA_VALID
) {
3500 int avail_dsds
, tot_dsds
;
3501 cont_a64_entry_t lcont_pkt
;
3502 cont_a64_entry_t
*cont_pkt
= NULL
;
3504 int index
= 0, cont
= 0;
3506 fx_iocb
.rsp_dsdcnt
=
3507 cpu_to_le16(bsg_job
->reply_payload
.sg_cnt
);
3508 tot_dsds
= bsg_job
->reply_payload
.sg_cnt
;
3509 cur_dsd
= (__le32
*)&fx_iocb
.dseg_rsp_address
[0];
3512 for_each_sg(bsg_job
->reply_payload
.sg_list
, sg
,
3516 /* Allocate additional continuation packets? */
3517 if (avail_dsds
== 0) {
3519 * Five DSDs are available in the Cont.
3522 memset(&lcont_pkt
, 0,
3523 REQUEST_ENTRY_SIZE
);
3525 qlafx00_prep_cont_type1_iocb(
3526 sp
->fcport
->vha
->req
,
3528 cur_dsd
= (__le32
*)
3529 lcont_pkt
.dseg_0_address
;
3535 sle_dma
= sg_dma_address(sg
);
3536 *cur_dsd
++ = cpu_to_le32(LSD(sle_dma
));
3537 *cur_dsd
++ = cpu_to_le32(MSD(sle_dma
));
3538 *cur_dsd
++ = cpu_to_le32(sg_dma_len(sg
));
3541 if (avail_dsds
== 0 && cont
== 1) {
3543 memcpy_toio((void __iomem
*)cont_pkt
,
3545 REQUEST_ENTRY_SIZE
);
3547 ql_dbg_user
+ ql_dbg_verbose
,
3548 sp
->fcport
->vha
, 0x3045,
3549 (uint8_t *)&lcont_pkt
,
3550 REQUEST_ENTRY_SIZE
);
3553 if (avail_dsds
!= 0 && cont
== 1) {
3554 memcpy_toio((void __iomem
*)cont_pkt
,
3555 &lcont_pkt
, REQUEST_ENTRY_SIZE
);
3556 ql_dump_buffer(ql_dbg_user
+ ql_dbg_verbose
,
3557 sp
->fcport
->vha
, 0x3046,
3558 (uint8_t *)&lcont_pkt
, REQUEST_ENTRY_SIZE
);
3562 if (piocb_rqst
->flags
& SRB_FXDISC_REQ_DWRD_VALID
)
3563 fx_iocb
.dataword
= piocb_rqst
->dataword
;
3564 fx_iocb
.flags
= piocb_rqst
->flags
;
3565 fx_iocb
.entry_count
= entry_cnt
;
3568 ql_dump_buffer(ql_dbg_user
+ ql_dbg_verbose
,
3569 sp
->fcport
->vha
, 0x3047,
3570 (uint8_t *)&fx_iocb
, sizeof(struct fxdisc_entry_fx00
));
3572 memcpy((void *)pfxiocb
, &fx_iocb
,
3573 sizeof(struct fxdisc_entry_fx00
));