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_iospace_config(struct qla_hw_data *ha)
781 if (pci_request_selected_regions(ha->pdev, ha->bars,
782 QLA2XXX_DRIVER_NAME)) {
783 ql_log_pci(ql_log_fatal, ha->pdev, 0x014e,
784 "Failed to reserve PIO/MMIO regions (%s), aborting.\n",
786 goto iospace_error_exit;
789 /* Use MMIO operations for all accesses. */
790 if (!(pci_resource_flags(ha->pdev, 0) & IORESOURCE_MEM)) {
791 ql_log_pci(ql_log_warn, ha->pdev, 0x014f,
792 "Invalid pci I/O region size (%s).\n",
794 goto iospace_error_exit;
796 if (pci_resource_len(ha->pdev, 0) < BAR0_LEN_FX00) {
797 ql_log_pci(ql_log_warn, ha->pdev, 0x0127,
798 "Invalid PCI mem BAR0 region size (%s), aborting\n",
800 goto iospace_error_exit;
804 ioremap_nocache(pci_resource_start(ha->pdev, 0), BAR0_LEN_FX00);
806 ql_log_pci(ql_log_fatal, ha->pdev, 0x0128,
807 "cannot remap MMIO (%s), aborting\n", pci_name(ha->pdev));
808 goto iospace_error_exit;
811 if (!(pci_resource_flags(ha->pdev, 2) & IORESOURCE_MEM)) {
812 ql_log_pci(ql_log_warn, ha->pdev, 0x0129,
813 "region #2 not an MMIO resource (%s), aborting\n",
815 goto iospace_error_exit;
817 if (pci_resource_len(ha->pdev, 2) < BAR2_LEN_FX00) {
818 ql_log_pci(ql_log_warn, ha->pdev, 0x012a,
819 "Invalid PCI mem BAR2 region size (%s), aborting\n",
821 goto iospace_error_exit;
825 ioremap_nocache(pci_resource_start(ha->pdev, 2), BAR2_LEN_FX00);
827 ql_log_pci(ql_log_fatal, ha->pdev, 0x012b,
828 "cannot remap MMIO (%s), aborting\n", pci_name(ha->pdev));
829 goto iospace_error_exit;
832 /* Determine queue resources */
833 ha->max_req_queues = ha->max_rsp_queues = 1;
835 ql_log_pci(ql_log_info, ha->pdev, 0x012c,
836 "Bars 0x%x, iobase0 0x%p, iobase2 0x%p\n",
837 ha->bars, ha->cregbase, ha->iobase);
846 qlafx00_save_queue_ptrs(struct scsi_qla_host *vha)
848 struct qla_hw_data *ha = vha->hw;
849 struct req_que *req = ha->req_q_map[0];
850 struct rsp_que *rsp = ha->rsp_q_map[0];
852 req->length_fx00 = req->length;
853 req->ring_fx00 = req->ring;
854 req->dma_fx00 = req->dma;
856 rsp->length_fx00 = rsp->length;
857 rsp->ring_fx00 = rsp->ring;
858 rsp->dma_fx00 = rsp->dma;
860 ql_dbg(ql_dbg_init, vha, 0x012d,
861 "req: %p, ring_fx00: %p, length_fx00: 0x%x,"
862 "req->dma_fx00: 0x%llx\n", req, req->ring_fx00,
863 req->length_fx00, (u64)req->dma_fx00);
865 ql_dbg(ql_dbg_init, vha, 0x012e,
866 "rsp: %p, ring_fx00: %p, length_fx00: 0x%x,"
867 "rsp->dma_fx00: 0x%llx\n", rsp, rsp->ring_fx00,
868 rsp->length_fx00, (u64)rsp->dma_fx00);
872 qlafx00_config_queues(struct scsi_qla_host *vha)
874 struct qla_hw_data *ha = vha->hw;
875 struct req_que *req = ha->req_q_map[0];
876 struct rsp_que *rsp = ha->rsp_q_map[0];
877 dma_addr_t bar2_hdl = pci_resource_start(ha->pdev, 2);
879 req->length = ha->req_que_len;
880 req->ring = (void *)ha->iobase + ha->req_que_off;
881 req->dma = bar2_hdl + ha->req_que_off;
882 if ((!req->ring) || (req->length == 0)) {
883 ql_log_pci(ql_log_info, ha->pdev, 0x012f,
884 "Unable to allocate memory for req_ring\n");
885 return QLA_FUNCTION_FAILED;
888 ql_dbg(ql_dbg_init, vha, 0x0130,
889 "req: %p req_ring pointer %p req len 0x%x "
890 "req off 0x%x\n, req->dma: 0x%llx",
891 req, req->ring, req->length,
892 ha->req_que_off, (u64)req->dma);
894 rsp->length = ha->rsp_que_len;
895 rsp->ring = (void *)ha->iobase + ha->rsp_que_off;
896 rsp->dma = bar2_hdl + ha->rsp_que_off;
897 if ((!rsp->ring) || (rsp->length == 0)) {
898 ql_log_pci(ql_log_info, ha->pdev, 0x0131,
899 "Unable to allocate memory for rsp_ring\n");
900 return QLA_FUNCTION_FAILED;
903 ql_dbg(ql_dbg_init, vha, 0x0132,
904 "rsp: %p rsp_ring pointer %p rsp len 0x%x "
905 "rsp off 0x%x, rsp->dma: 0x%llx\n",
906 rsp, rsp->ring, rsp->length,
907 ha->rsp_que_off, (u64)rsp->dma);
913 qlafx00_init_fw_ready(scsi_qla_host_t *vha)
917 uint16_t wait_time; /* Wait time */
918 struct qla_hw_data *ha = vha->hw;
919 struct device_reg_fx00 __iomem *reg = &ha->iobase->ispfx00;
920 uint32_t aenmbx, aenmbx7 = 0;
924 /* 30 seconds wait - Adjust if required */
927 /* wait time before firmware ready */
928 wtime = jiffies + (wait_time * HZ);
930 aenmbx = RD_REG_DWORD(®->aenmailbox0);
932 ql_dbg(ql_dbg_mbx, vha, 0x0133,
933 "aenmbx: 0x%x\n", aenmbx);
936 case MBA_FW_NOT_STARTED:
937 case MBA_FW_STARTING:
941 case MBA_REQ_TRANSFER_ERR:
942 case MBA_RSP_TRANSFER_ERR:
943 case MBA_FW_INIT_FAILURE:
944 qlafx00_soft_reset(vha);
947 case MBA_FW_RESTART_CMPLT:
948 /* Set the mbx and rqstq intr code */
949 aenmbx7 = RD_REG_DWORD(®->aenmailbox7);
950 ha->mbx_intr_code = MSW(aenmbx7);
951 ha->rqstq_intr_code = LSW(aenmbx7);
952 ha->req_que_off = RD_REG_DWORD(®->aenmailbox1);
953 ha->rsp_que_off = RD_REG_DWORD(®->aenmailbox3);
954 ha->req_que_len = RD_REG_DWORD(®->aenmailbox5);
955 ha->rsp_que_len = RD_REG_DWORD(®->aenmailbox6);
956 WRT_REG_DWORD(®->aenmailbox0, 0);
957 RD_REG_DWORD_RELAXED(®->aenmailbox0);
958 ql_dbg(ql_dbg_init, vha, 0x0134,
959 "f/w returned mbx_intr_code: 0x%x, "
960 "rqstq_intr_code: 0x%x\n",
961 ha->mbx_intr_code, ha->rqstq_intr_code);
962 QLAFX00_CLR_INTR_REG(ha, QLAFX00_HST_INT_STS_BITS);
968 /* If fw is apparently not ready. In order to continue,
969 * we might need to issue Mbox cmd, but the problem is
970 * that the DoorBell vector values that come with the
971 * 8060 AEN are most likely gone by now (and thus no
972 * bell would be rung on the fw side when mbox cmd is
973 * issued). We have to therefore grab the 8060 AEN
974 * shadow regs (filled in by FW when the last 8060
975 * AEN was being posted).
976 * Do the following to determine what is needed in
977 * order to get the FW ready:
978 * 1. reload the 8060 AEN values from the shadow regs
979 * 2. clear int status to get rid of possible pending
981 * 3. issue Get FW State Mbox cmd to determine fw state
982 * Set the mbx and rqstq intr code from Shadow Regs
984 aenmbx7 = RD_REG_DWORD(®->initval7);
985 ha->mbx_intr_code = MSW(aenmbx7);
986 ha->rqstq_intr_code = LSW(aenmbx7);
987 ha->req_que_off = RD_REG_DWORD(®->initval1);
988 ha->rsp_que_off = RD_REG_DWORD(®->initval3);
989 ha->req_que_len = RD_REG_DWORD(®->initval5);
990 ha->rsp_que_len = RD_REG_DWORD(®->initval6);
991 ql_dbg(ql_dbg_init, vha, 0x0135,
992 "f/w returned mbx_intr_code: 0x%x, "
993 "rqstq_intr_code: 0x%x\n",
994 ha->mbx_intr_code, ha->rqstq_intr_code);
995 QLAFX00_CLR_INTR_REG(ha, QLAFX00_HST_INT_STS_BITS);
997 /* Get the FW state */
998 rval = qlafx00_get_firmware_state(vha, state);
999 if (rval != QLA_SUCCESS) {
1000 /* Retry if timer has not expired */
1004 if (state[0] == FSTATE_FX00_CONFIG_WAIT) {
1005 /* Firmware is waiting to be
1006 * initialized by driver
1013 /* Issue driver shutdown and wait until f/w recovers.
1014 * Driver should continue to poll until 8060 AEN is
1015 * received indicating firmware recovery.
1017 ql_dbg(ql_dbg_init, vha, 0x0136,
1018 "Sending Driver shutdown fw_state 0x%x\n",
1021 rval = qlafx00_driver_shutdown(vha, 10);
1022 if (rval != QLA_SUCCESS) {
1023 rval = QLA_FUNCTION_FAILED;
1028 wtime = jiffies + (wait_time * HZ);
1033 if (time_after_eq(jiffies, wtime)) {
1034 ql_dbg(ql_dbg_init, vha, 0x0137,
1035 "Init f/w failed: aen[7]: 0x%x\n",
1036 RD_REG_DWORD(®->aenmailbox7));
1037 rval = QLA_FUNCTION_FAILED;
1041 /* Delay for a while */
1047 ql_dbg(ql_dbg_init, vha, 0x0138,
1048 "%s **** FAILED ****.\n", __func__);
1050 ql_dbg(ql_dbg_init, vha, 0x0139,
1051 "%s **** SUCCESS ****.\n", __func__);
1057 * qlafx00_fw_ready() - Waits for firmware ready.
1060 * Returns 0 on success.
1063 qlafx00_fw_ready(scsi_qla_host_t *vha)
1066 unsigned long wtime;
1067 uint16_t wait_time; /* Wait time if loop is coming ready */
1074 /* wait time before firmware ready */
1075 wtime = jiffies + (wait_time * HZ);
1077 /* Wait for ISP to finish init */
1078 if (!vha->flags.init_done)
1079 ql_dbg(ql_dbg_init, vha, 0x013a,
1080 "Waiting for init to complete...\n");
1083 rval = qlafx00_get_firmware_state(vha, state);
1085 if (rval == QLA_SUCCESS) {
1086 if (state[0] == FSTATE_FX00_INITIALIZED) {
1087 ql_dbg(ql_dbg_init, vha, 0x013b,
1088 "fw_state=%x\n", state[0]);
1093 rval = QLA_FUNCTION_FAILED;
1095 if (time_after_eq(jiffies, wtime))
1098 /* Delay for a while */
1101 ql_dbg(ql_dbg_init, vha, 0x013c,
1102 "fw_state=%x curr time=%lx.\n", state[0], jiffies);
1107 ql_dbg(ql_dbg_init, vha, 0x013d,
1108 "Firmware ready **** FAILED ****.\n");
1110 ql_dbg(ql_dbg_init, vha, 0x013e,
1111 "Firmware ready **** SUCCESS ****.\n");
1117 qlafx00_find_all_targets(scsi_qla_host_t *vha,
1118 struct list_head *new_fcports)
1122 fc_port_t *fcport, *new_fcport;
1124 struct qla_hw_data *ha = vha->hw;
1128 if (!test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags))
1129 return QLA_FUNCTION_FAILED;
1131 if ((atomic_read(&vha->loop_down_timer) ||
1132 STATE_TRANSITION(vha))) {
1133 atomic_set(&vha->loop_down_timer, 0);
1134 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1135 return QLA_FUNCTION_FAILED;
1138 ql_dbg(ql_dbg_disc + ql_dbg_init, vha, 0x2088,
1139 "Listing Target bit map...\n");
1140 ql_dump_buffer(ql_dbg_disc + ql_dbg_init, vha,
1141 0x2089, (uint8_t *)ha->gid_list, 32);
1143 /* Allocate temporary rmtport for any new rmtports discovered. */
1144 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
1145 if (new_fcport == NULL)
1146 return QLA_MEMORY_ALLOC_FAILED;
1148 for_each_set_bit(tgt_id, (void *)ha->gid_list,
1149 QLAFX00_TGT_NODE_LIST_SIZE) {
1151 /* Send get target node info */
1152 new_fcport->tgt_id = tgt_id;
1153 rval = qlafx00_fx_disc(vha, new_fcport,
1154 FXDISC_GET_TGT_NODE_INFO);
1155 if (rval != QLA_SUCCESS) {
1156 ql_log(ql_log_warn, vha, 0x208a,
1157 "Target info scan failed -- assuming zero-entry "
1162 /* Locate matching device in database. */
1164 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1165 if (memcmp(new_fcport->port_name,
1166 fcport->port_name, WWN_SIZE))
1172 * If tgt_id is same and state FCS_ONLINE, nothing
1175 if (fcport->tgt_id == new_fcport->tgt_id &&
1176 atomic_read(&fcport->state) == FCS_ONLINE)
1180 * Tgt ID changed or device was marked to be updated.
1182 ql_dbg(ql_dbg_disc + ql_dbg_init, vha, 0x208b,
1183 "TGT-ID Change(%s): Present tgt id: "
1185 "wwnn = %llx wwpn = %llx.\n",
1186 __func__, fcport->tgt_id,
1187 atomic_read(&fcport->state),
1188 (unsigned long long)wwn_to_u64(fcport->node_name),
1189 (unsigned long long)wwn_to_u64(fcport->port_name));
1191 ql_log(ql_log_info, vha, 0x208c,
1192 "TGT-ID Announce(%s): Discovered tgt "
1193 "id 0x%x wwnn = %llx "
1194 "wwpn = %llx.\n", __func__, new_fcport->tgt_id,
1195 (unsigned long long)
1196 wwn_to_u64(new_fcport->node_name),
1197 (unsigned long long)
1198 wwn_to_u64(new_fcport->port_name));
1200 if (atomic_read(&fcport->state) != FCS_ONLINE) {
1201 fcport->old_tgt_id = fcport->tgt_id;
1202 fcport->tgt_id = new_fcport->tgt_id;
1203 ql_log(ql_log_info, vha, 0x208d,
1204 "TGT-ID: New fcport Added: %p\n", fcport);
1205 qla2x00_update_fcport(vha, fcport);
1207 ql_log(ql_log_info, vha, 0x208e,
1208 " Existing TGT-ID %x did not get "
1209 " offline event from firmware.\n",
1210 fcport->old_tgt_id);
1211 qla2x00_mark_device_lost(vha, fcport, 0, 0);
1212 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1222 /* If device was not in our fcports list, then add it. */
1223 list_add_tail(&new_fcport->list, new_fcports);
1225 /* Allocate a new replacement fcport. */
1226 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
1227 if (new_fcport == NULL)
1228 return QLA_MEMORY_ALLOC_FAILED;
1236 * qlafx00_configure_all_targets
1237 * Setup target devices with node ID's.
1240 * ha = adapter block pointer.
1247 qlafx00_configure_all_targets(scsi_qla_host_t *vha)
1250 fc_port_t *fcport, *rmptemp;
1251 LIST_HEAD(new_fcports);
1253 rval = qlafx00_fx_disc(vha, &vha->hw->mr.fcport,
1254 FXDISC_GET_TGT_NODE_LIST);
1255 if (rval != QLA_SUCCESS) {
1256 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1260 rval = qlafx00_find_all_targets(vha, &new_fcports);
1261 if (rval != QLA_SUCCESS) {
1262 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1267 * Delete all previous devices marked lost.
1269 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1270 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
1273 if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) {
1274 if (fcport->port_type != FCT_INITIATOR)
1275 qla2x00_mark_device_lost(vha, fcport, 0, 0);
1280 * Add the new devices to our devices list.
1282 list_for_each_entry_safe(fcport, rmptemp, &new_fcports, list) {
1283 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
1286 qla2x00_update_fcport(vha, fcport);
1287 list_move_tail(&fcport->list, &vha->vp_fcports);
1288 ql_log(ql_log_info, vha, 0x208f,
1289 "Attach new target id 0x%x wwnn = %llx "
1292 (unsigned long long)wwn_to_u64(fcport->node_name),
1293 (unsigned long long)wwn_to_u64(fcport->port_name));
1296 /* Free all new device structures not processed. */
1297 list_for_each_entry_safe(fcport, rmptemp, &new_fcports, list) {
1298 list_del(&fcport->list);
1306 * qlafx00_configure_devices
1307 * Updates Fibre Channel Device Database with what is actually on loop.
1310 * ha = adapter block pointer.
1315 * 2 = database was full and device was not configured.
1318 qlafx00_configure_devices(scsi_qla_host_t *vha)
1321 unsigned long flags, save_flags;
1324 save_flags = flags = vha->dpc_flags;
1326 ql_dbg(ql_dbg_disc, vha, 0x2090,
1327 "Configure devices -- dpc flags =0x%lx\n", flags);
1329 rval = qlafx00_configure_all_targets(vha);
1331 if (rval == QLA_SUCCESS) {
1332 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) {
1333 rval = QLA_FUNCTION_FAILED;
1335 atomic_set(&vha->loop_state, LOOP_READY);
1336 ql_log(ql_log_info, vha, 0x2091,
1342 ql_dbg(ql_dbg_disc, vha, 0x2092,
1343 "%s *** FAILED ***.\n", __func__);
1345 ql_dbg(ql_dbg_disc, vha, 0x2093,
1346 "%s: exiting normally.\n", __func__);
1352 qlafx00_abort_isp_cleanup(scsi_qla_host_t *vha)
1354 struct qla_hw_data *ha = vha->hw;
1357 vha->flags.online = 0;
1358 ha->flags.chip_reset_done = 0;
1359 ha->mr.fw_hbt_en = 0;
1360 clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1361 vha->qla_stats.total_isp_aborts++;
1363 ql_log(ql_log_info, vha, 0x013f,
1364 "Performing ISP error recovery - ha = %p.\n", ha);
1366 ha->isp_ops->reset_chip(vha);
1368 if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
1369 atomic_set(&vha->loop_state, LOOP_DOWN);
1370 atomic_set(&vha->loop_down_timer,
1371 QLAFX00_LOOP_DOWN_TIME);
1373 if (!atomic_read(&vha->loop_down_timer))
1374 atomic_set(&vha->loop_down_timer,
1375 QLAFX00_LOOP_DOWN_TIME);
1378 /* Clear all async request states across all VPs. */
1379 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1381 if (atomic_read(&fcport->state) == FCS_ONLINE)
1382 qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST);
1385 if (!ha->flags.eeh_busy) {
1386 /* Requeue all commands in outstanding command list. */
1387 qla2x00_abort_all_cmds(vha, DID_RESET << 16);
1390 qla2x00_free_irqs(vha);
1391 set_bit(FX00_RESET_RECOVERY, &vha->dpc_flags);
1393 /* Clear the Interrupts */
1394 QLAFX00_CLR_INTR_REG(ha, QLAFX00_HST_INT_STS_BITS);
1396 ql_log(ql_log_info, vha, 0x0140,
1397 "%s Done done - ha=%p.\n", __func__, ha);
1401 * qlafx00_init_response_q_entries() - Initializes response queue entries.
1404 * Beginning of request ring has initialization control block already built
1405 * by nvram config routine.
1407 * Returns 0 on success.
1410 qlafx00_init_response_q_entries(struct rsp_que *rsp)
1415 rsp->ring_ptr = rsp->ring;
1416 rsp->ring_index = 0;
1417 rsp->status_srb = NULL;
1418 pkt = rsp->ring_ptr;
1419 for (cnt = 0; cnt < rsp->length; cnt++) {
1420 pkt->signature = RESPONSE_PROCESSED;
1421 WRT_REG_DWORD((void __iomem *)&pkt->signature,
1422 RESPONSE_PROCESSED);
1428 qlafx00_rescan_isp(scsi_qla_host_t *vha)
1430 uint32_t status = QLA_FUNCTION_FAILED;
1431 struct qla_hw_data *ha = vha->hw;
1432 struct device_reg_fx00 __iomem *reg = &ha->iobase->ispfx00;
1435 qla2x00_request_irqs(ha, ha->rsp_q_map[0]);
1437 aenmbx7 = RD_REG_DWORD(®->aenmailbox7);
1438 ha->mbx_intr_code = MSW(aenmbx7);
1439 ha->rqstq_intr_code = LSW(aenmbx7);
1440 ha->req_que_off = RD_REG_DWORD(®->aenmailbox1);
1441 ha->rsp_que_off = RD_REG_DWORD(®->aenmailbox3);
1442 ha->req_que_len = RD_REG_DWORD(®->aenmailbox5);
1443 ha->rsp_que_len = RD_REG_DWORD(®->aenmailbox6);
1445 ql_dbg(ql_dbg_disc, vha, 0x2094,
1446 "fw returned mbx_intr_code: 0x%x, rqstq_intr_code: 0x%x "
1447 " Req que offset 0x%x Rsp que offset 0x%x\n",
1448 ha->mbx_intr_code, ha->rqstq_intr_code,
1449 ha->req_que_off, ha->rsp_que_len);
1451 /* Clear the Interrupts */
1452 QLAFX00_CLR_INTR_REG(ha, QLAFX00_HST_INT_STS_BITS);
1454 status = qla2x00_init_rings(vha);
1456 vha->flags.online = 1;
1458 /* if no cable then assume it's good */
1459 if ((vha->device_flags & DFLG_NO_CABLE))
1461 /* Register system information */
1462 if (qlafx00_fx_disc(vha,
1463 &vha->hw->mr.fcport, FXDISC_REG_HOST_INFO))
1464 ql_dbg(ql_dbg_disc, vha, 0x2095,
1465 "failed to register host info\n");
1467 scsi_unblock_requests(vha->host);
1472 qlafx00_timer_routine(scsi_qla_host_t *vha)
1474 struct qla_hw_data *ha = vha->hw;
1475 uint32_t fw_heart_beat;
1477 struct device_reg_fx00 __iomem *reg = &ha->iobase->ispfx00;
1479 /* Check firmware health */
1480 if (ha->mr.fw_hbt_cnt)
1481 ha->mr.fw_hbt_cnt--;
1483 if ((!ha->flags.mr_reset_hdlr_active) &&
1484 (!test_bit(UNLOADING, &vha->dpc_flags)) &&
1485 (!test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) &&
1486 (ha->mr.fw_hbt_en)) {
1487 fw_heart_beat = RD_REG_DWORD(®->fwheartbeat);
1488 if (fw_heart_beat != ha->mr.old_fw_hbt_cnt) {
1489 ha->mr.old_fw_hbt_cnt = fw_heart_beat;
1490 ha->mr.fw_hbt_miss_cnt = 0;
1492 ha->mr.fw_hbt_miss_cnt++;
1493 if (ha->mr.fw_hbt_miss_cnt ==
1494 QLAFX00_HEARTBEAT_MISS_CNT) {
1495 set_bit(ISP_ABORT_NEEDED,
1497 qla2xxx_wake_dpc(vha);
1498 ha->mr.fw_hbt_miss_cnt = 0;
1502 ha->mr.fw_hbt_cnt = QLAFX00_HEARTBEAT_INTERVAL;
1505 if (test_bit(FX00_RESET_RECOVERY, &vha->dpc_flags)) {
1506 /* Reset recovery to be performed in timer routine */
1507 aenmbx0 = RD_REG_DWORD(®->aenmailbox0);
1508 if (ha->mr.fw_reset_timer_exp) {
1509 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1510 qla2xxx_wake_dpc(vha);
1511 ha->mr.fw_reset_timer_exp = 0;
1512 } else if (aenmbx0 == MBA_FW_RESTART_CMPLT) {
1513 /* Wake up DPC to rescan the targets */
1514 set_bit(FX00_TARGET_SCAN, &vha->dpc_flags);
1515 clear_bit(FX00_RESET_RECOVERY, &vha->dpc_flags);
1516 qla2xxx_wake_dpc(vha);
1517 ha->mr.fw_reset_timer_tick = QLAFX00_RESET_INTERVAL;
1518 } else if ((aenmbx0 == MBA_FW_STARTING) &&
1519 (!ha->mr.fw_hbt_en)) {
1520 ha->mr.fw_hbt_en = 1;
1521 } else if (!ha->mr.fw_reset_timer_tick) {
1522 if (aenmbx0 == ha->mr.old_aenmbx0_state)
1523 ha->mr.fw_reset_timer_exp = 1;
1524 ha->mr.fw_reset_timer_tick = QLAFX00_RESET_INTERVAL;
1525 } else if (aenmbx0 == 0xFFFFFFFF) {
1526 uint32_t data0, data1;
1528 data0 = QLAFX00_RD_REG(ha,
1529 QLAFX00_BAR1_BASE_ADDR_REG);
1530 data1 = QLAFX00_RD_REG(ha,
1531 QLAFX00_PEX0_WIN0_BASE_ADDR_REG);
1533 data0 &= 0xffff0000;
1534 data1 &= 0x0000ffff;
1537 QLAFX00_PEX0_WIN0_BASE_ADDR_REG,
1539 } else if ((aenmbx0 & 0xFF00) == MBA_FW_POLL_STATE) {
1540 ha->mr.fw_reset_timer_tick =
1541 QLAFX00_MAX_RESET_INTERVAL;
1542 } else if (aenmbx0 == MBA_FW_RESET_FCT) {
1543 ha->mr.fw_reset_timer_tick =
1544 QLAFX00_MAX_RESET_INTERVAL;
1546 ha->mr.old_aenmbx0_state = aenmbx0;
1547 ha->mr.fw_reset_timer_tick--;
1552 * qlfx00a_reset_initialize
1553 * Re-initialize after a iSA device reset.
1556 * ha = adapter block pointer.
1562 qlafx00_reset_initialize(scsi_qla_host_t *vha)
1564 struct qla_hw_data *ha = vha->hw;
1566 if (vha->device_flags & DFLG_DEV_FAILED) {
1567 ql_dbg(ql_dbg_init, vha, 0x0142,
1568 "Device in failed state\n");
1572 ha->flags.mr_reset_hdlr_active = 1;
1574 if (vha->flags.online) {
1575 scsi_block_requests(vha->host);
1576 qlafx00_abort_isp_cleanup(vha);
1579 ql_log(ql_log_info, vha, 0x0143,
1580 "(%s): succeeded.\n", __func__);
1581 ha->flags.mr_reset_hdlr_active = 0;
1587 * Resets ISP and aborts all outstanding commands.
1590 * ha = adapter block pointer.
1596 qlafx00_abort_isp(scsi_qla_host_t *vha)
1598 struct qla_hw_data *ha = vha->hw;
1600 if (vha->flags.online) {
1601 if (unlikely(pci_channel_offline(ha->pdev) &&
1602 ha->flags.pci_channel_io_perm_failure)) {
1603 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
1607 scsi_block_requests(vha->host);
1608 qlafx00_abort_isp_cleanup(vha);
1610 scsi_block_requests(vha->host);
1611 clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1612 vha->qla_stats.total_isp_aborts++;
1613 ha->isp_ops->reset_chip(vha);
1614 set_bit(FX00_RESET_RECOVERY, &vha->dpc_flags);
1615 /* Clear the Interrupts */
1616 QLAFX00_CLR_INTR_REG(ha, QLAFX00_HST_INT_STS_BITS);
1619 ql_log(ql_log_info, vha, 0x0145,
1620 "(%s): succeeded.\n", __func__);
1625 static inline fc_port_t*
1626 qlafx00_get_fcport(struct scsi_qla_host *vha, int tgt_id)
1630 /* Check for matching device in remote port list. */
1632 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1633 if (fcport->tgt_id == tgt_id) {
1634 ql_dbg(ql_dbg_async, vha, 0x5072,
1635 "Matching fcport(%p) found with TGT-ID: 0x%x "
1636 "and Remote TGT_ID: 0x%x\n",
1637 fcport, fcport->tgt_id, tgt_id);
1645 qlafx00_tgt_detach(struct scsi_qla_host *vha, int tgt_id)
1649 ql_log(ql_log_info, vha, 0x5073,
1650 "Detach TGT-ID: 0x%x\n", tgt_id);
1652 fcport = qlafx00_get_fcport(vha, tgt_id);
1656 qla2x00_mark_device_lost(vha, fcport, 0, 0);
1662 qlafx00_process_aen(struct scsi_qla_host *vha, struct qla_work_evt *evt)
1665 uint32_t aen_code, aen_data;
1667 aen_code = FCH_EVT_VENDOR_UNIQUE;
1668 aen_data = evt->u.aenfx.evtcode;
1670 switch (evt->u.aenfx.evtcode) {
1671 case QLAFX00_MBA_PORT_UPDATE: /* Port database update */
1672 if (evt->u.aenfx.mbx[1] == 0) {
1673 if (evt->u.aenfx.mbx[2] == 1) {
1674 if (!vha->flags.fw_tgt_reported)
1675 vha->flags.fw_tgt_reported = 1;
1676 atomic_set(&vha->loop_down_timer, 0);
1677 atomic_set(&vha->loop_state, LOOP_UP);
1678 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1679 qla2xxx_wake_dpc(vha);
1680 } else if (evt->u.aenfx.mbx[2] == 2) {
1681 qlafx00_tgt_detach(vha, evt->u.aenfx.mbx[3]);
1683 } else if (evt->u.aenfx.mbx[1] == 0xffff) {
1684 if (evt->u.aenfx.mbx[2] == 1) {
1685 if (!vha->flags.fw_tgt_reported)
1686 vha->flags.fw_tgt_reported = 1;
1687 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1688 } else if (evt->u.aenfx.mbx[2] == 2) {
1689 vha->device_flags |= DFLG_NO_CABLE;
1690 qla2x00_mark_all_devices_lost(vha, 1);
1694 case QLAFX00_MBA_LINK_UP:
1695 aen_code = FCH_EVT_LINKUP;
1698 case QLAFX00_MBA_LINK_DOWN:
1699 aen_code = FCH_EVT_LINKDOWN;
1704 fc_host_post_event(vha->host, fc_get_event_number(),
1705 aen_code, aen_data);
1711 qlafx00_update_host_attr(scsi_qla_host_t *vha, struct port_info_data *pinfo)
1713 u64 port_name = 0, node_name = 0;
1715 port_name = (unsigned long long)wwn_to_u64(pinfo->port_name);
1716 node_name = (unsigned long long)wwn_to_u64(pinfo->node_name);
1718 fc_host_node_name(vha->host) = node_name;
1719 fc_host_port_name(vha->host) = port_name;
1720 if (!pinfo->port_type)
1721 vha->hw->current_topology = ISP_CFG_F;
1722 if (pinfo->link_status == QLAFX00_LINK_STATUS_UP)
1723 atomic_set(&vha->loop_state, LOOP_READY);
1724 else if (pinfo->link_status == QLAFX00_LINK_STATUS_DOWN)
1725 atomic_set(&vha->loop_state, LOOP_DOWN);
1726 vha->hw->link_data_rate = (uint16_t)pinfo->link_config;
1730 qla2x00_fxdisc_iocb_timeout(void *data)
1732 srb_t *sp = (srb_t *)data;
1733 struct srb_iocb *lio = &sp->u.iocb_cmd;
1735 complete(&lio->u.fxiocb.fxiocb_comp);
1739 qla2x00_fxdisc_sp_done(void *data, void *ptr, int res)
1741 srb_t *sp = (srb_t *)ptr;
1742 struct srb_iocb *lio = &sp->u.iocb_cmd;
1744 complete(&lio->u.fxiocb.fxiocb_comp);
1748 qlafx00_fx_disc(scsi_qla_host_t *vha, fc_port_t *fcport, uint16_t fx_type)
1751 struct srb_iocb *fdisc;
1752 int rval = QLA_FUNCTION_FAILED;
1753 struct qla_hw_data *ha = vha->hw;
1754 struct host_system_info *phost_info;
1755 struct register_host_info *preg_hsi;
1756 struct new_utsname *p_sysid = NULL;
1759 sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
1763 fdisc = &sp->u.iocb_cmd;
1765 case FXDISC_GET_CONFIG_INFO:
1766 fdisc->u.fxiocb.flags =
1767 SRB_FXDISC_RESP_DMA_VALID;
1768 fdisc->u.fxiocb.rsp_len = sizeof(struct config_info_data);
1770 case FXDISC_GET_PORT_INFO:
1771 fdisc->u.fxiocb.flags =
1772 SRB_FXDISC_RESP_DMA_VALID | SRB_FXDISC_REQ_DWRD_VALID;
1773 fdisc->u.fxiocb.rsp_len = QLAFX00_PORT_DATA_INFO;
1774 fdisc->u.fxiocb.req_data = cpu_to_le32(fcport->port_id);
1776 case FXDISC_GET_TGT_NODE_INFO:
1777 fdisc->u.fxiocb.flags =
1778 SRB_FXDISC_RESP_DMA_VALID | SRB_FXDISC_REQ_DWRD_VALID;
1779 fdisc->u.fxiocb.rsp_len = QLAFX00_TGT_NODE_INFO;
1780 fdisc->u.fxiocb.req_data = cpu_to_le32(fcport->tgt_id);
1782 case FXDISC_GET_TGT_NODE_LIST:
1783 fdisc->u.fxiocb.flags =
1784 SRB_FXDISC_RESP_DMA_VALID | SRB_FXDISC_REQ_DWRD_VALID;
1785 fdisc->u.fxiocb.rsp_len = QLAFX00_TGT_NODE_LIST_SIZE;
1787 case FXDISC_REG_HOST_INFO:
1788 fdisc->u.fxiocb.flags = SRB_FXDISC_REQ_DMA_VALID;
1789 fdisc->u.fxiocb.req_len = sizeof(struct register_host_info);
1790 p_sysid = utsname();
1792 ql_log(ql_log_warn, vha, 0x303c,
1793 "Not able to get the system informtion\n");
1801 if (fdisc->u.fxiocb.flags & SRB_FXDISC_REQ_DMA_VALID) {
1802 fdisc->u.fxiocb.req_addr = dma_alloc_coherent(&ha->pdev->dev,
1803 fdisc->u.fxiocb.req_len,
1804 &fdisc->u.fxiocb.req_dma_handle, GFP_KERNEL);
1805 if (!fdisc->u.fxiocb.req_addr)
1808 if (fx_type == FXDISC_REG_HOST_INFO) {
1809 preg_hsi = (struct register_host_info *)
1810 fdisc->u.fxiocb.req_addr;
1811 phost_info = &preg_hsi->hsi;
1812 memset(preg_hsi, 0, sizeof(struct register_host_info));
1813 phost_info->os_type = OS_TYPE_LINUX;
1814 strncpy(phost_info->sysname,
1815 p_sysid->sysname, SYSNAME_LENGTH);
1816 strncpy(phost_info->nodename,
1817 p_sysid->nodename, NODENAME_LENGTH);
1818 strncpy(phost_info->release,
1819 p_sysid->release, RELEASE_LENGTH);
1820 strncpy(phost_info->version,
1821 p_sysid->version, VERSION_LENGTH);
1822 strncpy(phost_info->machine,
1823 p_sysid->machine, MACHINE_LENGTH);
1824 strncpy(phost_info->domainname,
1825 p_sysid->domainname, DOMNAME_LENGTH);
1826 strncpy(phost_info->hostdriver,
1827 QLA2XXX_VERSION, VERSION_LENGTH);
1828 do_gettimeofday(&tv);
1829 preg_hsi->utc = (uint64_t)tv.tv_sec;
1830 ql_dbg(ql_dbg_init, vha, 0x0149,
1831 "ISP%04X: Host registration with firmware\n",
1833 ql_dbg(ql_dbg_init, vha, 0x014a,
1834 "os_type = '%d', sysname = '%s', nodname = '%s'\n",
1835 phost_info->os_type,
1836 phost_info->sysname,
1837 phost_info->nodename);
1838 ql_dbg(ql_dbg_init, vha, 0x014b,
1839 "release = '%s', version = '%s'\n",
1840 phost_info->release,
1841 phost_info->version);
1842 ql_dbg(ql_dbg_init, vha, 0x014c,
1844 "domainname = '%s', hostdriver = '%s'\n",
1845 phost_info->machine,
1846 phost_info->domainname,
1847 phost_info->hostdriver);
1848 ql_dump_buffer(ql_dbg_init + ql_dbg_disc, vha, 0x014d,
1849 (uint8_t *)phost_info,
1850 sizeof(struct host_system_info));
1854 if (fdisc->u.fxiocb.flags & SRB_FXDISC_RESP_DMA_VALID) {
1855 fdisc->u.fxiocb.rsp_addr = dma_alloc_coherent(&ha->pdev->dev,
1856 fdisc->u.fxiocb.rsp_len,
1857 &fdisc->u.fxiocb.rsp_dma_handle, GFP_KERNEL);
1858 if (!fdisc->u.fxiocb.rsp_addr)
1859 goto done_unmap_req;
1862 sp->type = SRB_FXIOCB_DCMD;
1863 sp->name = "fxdisc";
1864 qla2x00_init_timer(sp, FXDISC_TIMEOUT);
1865 fdisc->timeout = qla2x00_fxdisc_iocb_timeout;
1866 fdisc->u.fxiocb.req_func_type = cpu_to_le16(fx_type);
1867 sp->done = qla2x00_fxdisc_sp_done;
1869 rval = qla2x00_start_sp(sp);
1870 if (rval != QLA_SUCCESS)
1871 goto done_unmap_dma;
1873 wait_for_completion(&fdisc->u.fxiocb.fxiocb_comp);
1875 if (fx_type == FXDISC_GET_CONFIG_INFO) {
1876 struct config_info_data *pinfo =
1877 (struct config_info_data *) fdisc->u.fxiocb.rsp_addr;
1878 memcpy(&vha->hw->mr.product_name, pinfo->product_name,
1879 sizeof(vha->hw->mr.product_name));
1880 memcpy(&vha->hw->mr.symbolic_name, pinfo->symbolic_name,
1881 sizeof(vha->hw->mr.symbolic_name));
1882 memcpy(&vha->hw->mr.serial_num, pinfo->serial_num,
1883 sizeof(vha->hw->mr.serial_num));
1884 memcpy(&vha->hw->mr.hw_version, pinfo->hw_version,
1885 sizeof(vha->hw->mr.hw_version));
1886 memcpy(&vha->hw->mr.fw_version, pinfo->fw_version,
1887 sizeof(vha->hw->mr.fw_version));
1888 strim(vha->hw->mr.fw_version);
1889 memcpy(&vha->hw->mr.uboot_version, pinfo->uboot_version,
1890 sizeof(vha->hw->mr.uboot_version));
1891 memcpy(&vha->hw->mr.fru_serial_num, pinfo->fru_serial_num,
1892 sizeof(vha->hw->mr.fru_serial_num));
1893 } else if (fx_type == FXDISC_GET_PORT_INFO) {
1894 struct port_info_data *pinfo =
1895 (struct port_info_data *) fdisc->u.fxiocb.rsp_addr;
1896 memcpy(vha->node_name, pinfo->node_name, WWN_SIZE);
1897 memcpy(vha->port_name, pinfo->port_name, WWN_SIZE);
1898 vha->d_id.b.domain = pinfo->port_id[0];
1899 vha->d_id.b.area = pinfo->port_id[1];
1900 vha->d_id.b.al_pa = pinfo->port_id[2];
1901 qlafx00_update_host_attr(vha, pinfo);
1902 ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x0141,
1903 (uint8_t *)pinfo, 16);
1904 } else if (fx_type == FXDISC_GET_TGT_NODE_INFO) {
1905 struct qlafx00_tgt_node_info *pinfo =
1906 (struct qlafx00_tgt_node_info *) fdisc->u.fxiocb.rsp_addr;
1907 memcpy(fcport->node_name, pinfo->tgt_node_wwnn, WWN_SIZE);
1908 memcpy(fcport->port_name, pinfo->tgt_node_wwpn, WWN_SIZE);
1909 fcport->port_type = FCT_TARGET;
1910 ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x0144,
1911 (uint8_t *)pinfo, 16);
1912 } else if (fx_type == FXDISC_GET_TGT_NODE_LIST) {
1913 struct qlafx00_tgt_node_info *pinfo =
1914 (struct qlafx00_tgt_node_info *) fdisc->u.fxiocb.rsp_addr;
1915 ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x0146,
1916 (uint8_t *)pinfo, 16);
1917 memcpy(vha->hw->gid_list, pinfo, QLAFX00_TGT_NODE_LIST_SIZE);
1919 rval = le32_to_cpu(fdisc->u.fxiocb.result);
1922 if (fdisc->u.fxiocb.rsp_addr)
1923 dma_free_coherent(&ha->pdev->dev, fdisc->u.fxiocb.rsp_len,
1924 fdisc->u.fxiocb.rsp_addr, fdisc->u.fxiocb.rsp_dma_handle);
1927 if (fdisc->u.fxiocb.req_addr)
1928 dma_free_coherent(&ha->pdev->dev, fdisc->u.fxiocb.req_len,
1929 fdisc->u.fxiocb.req_addr, fdisc->u.fxiocb.req_dma_handle);
1937 qlafx00_abort_iocb_timeout(void *data)
1939 srb_t *sp = (srb_t *)data;
1940 struct srb_iocb *abt = &sp->u.iocb_cmd;
1942 abt->u.abt.comp_status = cpu_to_le16((uint16_t)CS_TIMEOUT);
1943 complete(&abt->u.abt.comp);
1947 qlafx00_abort_sp_done(void *data, void *ptr, int res)
1949 srb_t *sp = (srb_t *)ptr;
1950 struct srb_iocb *abt = &sp->u.iocb_cmd;
1952 complete(&abt->u.abt.comp);
1956 qlafx00_async_abt_cmd(srb_t *cmd_sp)
1958 scsi_qla_host_t *vha = cmd_sp->fcport->vha;
1959 fc_port_t *fcport = cmd_sp->fcport;
1960 struct srb_iocb *abt_iocb;
1962 int rval = QLA_FUNCTION_FAILED;
1964 sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
1968 abt_iocb = &sp->u.iocb_cmd;
1969 sp->type = SRB_ABT_CMD;
1971 qla2x00_init_timer(sp, FXDISC_TIMEOUT);
1972 abt_iocb->u.abt.cmd_hndl = cmd_sp->handle;
1973 sp->done = qlafx00_abort_sp_done;
1974 abt_iocb->timeout = qlafx00_abort_iocb_timeout;
1975 init_completion(&abt_iocb->u.abt.comp);
1977 rval = qla2x00_start_sp(sp);
1978 if (rval != QLA_SUCCESS)
1981 ql_dbg(ql_dbg_async, vha, 0x507c,
1982 "Abort command issued - hdl=%x, target_id=%x\n",
1983 cmd_sp->handle, fcport->tgt_id);
1985 wait_for_completion(&abt_iocb->u.abt.comp);
1987 rval = abt_iocb->u.abt.comp_status == CS_COMPLETE ?
1988 QLA_SUCCESS : QLA_FUNCTION_FAILED;
1997 qlafx00_abort_command(srb_t *sp)
1999 unsigned long flags = 0;
2002 fc_port_t *fcport = sp->fcport;
2003 struct scsi_qla_host *vha = fcport->vha;
2004 struct qla_hw_data *ha = vha->hw;
2005 struct req_que *req = vha->req;
2007 spin_lock_irqsave(&ha->hardware_lock, flags);
2008 for (handle = 1; handle < DEFAULT_OUTSTANDING_COMMANDS; handle++) {
2009 if (req->outstanding_cmds[handle] == sp)
2012 spin_unlock_irqrestore(&ha->hardware_lock, flags);
2013 if (handle == DEFAULT_OUTSTANDING_COMMANDS) {
2014 /* Command not found. */
2015 return QLA_FUNCTION_FAILED;
2017 return qlafx00_async_abt_cmd(sp);
2021 * qlafx00_initialize_adapter
2025 * ha = adapter block pointer.
2031 qlafx00_initialize_adapter(scsi_qla_host_t *vha)
2034 struct qla_hw_data *ha = vha->hw;
2036 /* Clear adapter flags. */
2037 vha->flags.online = 0;
2038 ha->flags.chip_reset_done = 0;
2039 vha->flags.reset_active = 0;
2040 ha->flags.pci_channel_io_perm_failure = 0;
2041 ha->flags.eeh_busy = 0;
2042 ha->thermal_support = 0;
2043 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
2044 atomic_set(&vha->loop_state, LOOP_DOWN);
2045 vha->device_flags = DFLG_NO_CABLE;
2047 vha->flags.management_server_logged_in = 0;
2048 vha->marker_needed = 0;
2049 ha->isp_abort_cnt = 0;
2050 ha->beacon_blink_led = 0;
2052 set_bit(0, ha->req_qid_map);
2053 set_bit(0, ha->rsp_qid_map);
2055 ql_dbg(ql_dbg_init, vha, 0x0147,
2056 "Configuring PCI space...\n");
2058 rval = ha->isp_ops->pci_config(vha);
2060 ql_log(ql_log_warn, vha, 0x0148,
2061 "Unable to configure PCI space.\n");
2065 rval = qlafx00_init_fw_ready(vha);
2066 if (rval != QLA_SUCCESS)
2069 qlafx00_save_queue_ptrs(vha);
2071 rval = qlafx00_config_queues(vha);
2072 if (rval != QLA_SUCCESS)
2076 * Allocate the array of outstanding commands
2077 * now that we know the firmware resources.
2079 rval = qla2x00_alloc_outstanding_cmds(ha, vha->req);
2080 if (rval != QLA_SUCCESS)
2083 rval = qla2x00_init_rings(vha);
2084 ha->flags.chip_reset_done = 1;
2090 qlafx00_fw_state_show(struct device *dev, struct device_attribute *attr,
2093 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2094 int rval = QLA_FUNCTION_FAILED;
2097 if (qla2x00_reset_active(vha))
2098 ql_log(ql_log_warn, vha, 0x70ce,
2099 "ISP reset active.\n");
2100 else if (!vha->hw->flags.eeh_busy) {
2101 rval = qlafx00_get_firmware_state(vha, state);
2103 if (rval != QLA_SUCCESS)
2104 memset(state, -1, sizeof(state));
2110 qlafx00_get_host_speed(struct Scsi_Host *shost)
2112 struct qla_hw_data *ha = ((struct scsi_qla_host *)
2113 (shost_priv(shost)))->hw;
2114 u32 speed = FC_PORTSPEED_UNKNOWN;
2116 switch (ha->link_data_rate) {
2117 case QLAFX00_PORT_SPEED_2G:
2118 speed = FC_PORTSPEED_2GBIT;
2120 case QLAFX00_PORT_SPEED_4G:
2121 speed = FC_PORTSPEED_4GBIT;
2123 case QLAFX00_PORT_SPEED_8G:
2124 speed = FC_PORTSPEED_8GBIT;
2126 case QLAFX00_PORT_SPEED_10G:
2127 speed = FC_PORTSPEED_10GBIT;
2130 fc_host_speed(shost) = speed;
2133 /** QLAFX00 specific ISR implementation functions */
2136 qlafx00_handle_sense(srb_t *sp, uint8_t *sense_data, uint32_t par_sense_len,
2137 uint32_t sense_len, struct rsp_que *rsp, int res)
2139 struct scsi_qla_host *vha = sp->fcport->vha;
2140 struct scsi_cmnd *cp = GET_CMD_SP(sp);
2141 uint32_t track_sense_len;
2143 SET_FW_SENSE_LEN(sp, sense_len);
2145 if (sense_len >= SCSI_SENSE_BUFFERSIZE)
2146 sense_len = SCSI_SENSE_BUFFERSIZE;
2148 SET_CMD_SENSE_LEN(sp, sense_len);
2149 SET_CMD_SENSE_PTR(sp, cp->sense_buffer);
2150 track_sense_len = sense_len;
2152 if (sense_len > par_sense_len)
2153 sense_len = par_sense_len;
2155 memcpy(cp->sense_buffer, sense_data, sense_len);
2157 SET_FW_SENSE_LEN(sp, GET_FW_SENSE_LEN(sp) - sense_len);
2159 SET_CMD_SENSE_PTR(sp, cp->sense_buffer + sense_len);
2160 track_sense_len -= sense_len;
2161 SET_CMD_SENSE_LEN(sp, track_sense_len);
2163 ql_dbg(ql_dbg_io, vha, 0x304d,
2164 "sense_len=0x%x par_sense_len=0x%x track_sense_len=0x%x.\n",
2165 sense_len, par_sense_len, track_sense_len);
2166 if (GET_FW_SENSE_LEN(sp) > 0) {
2167 rsp->status_srb = sp;
2172 ql_dbg(ql_dbg_io + ql_dbg_buffer, vha, 0x3039,
2173 "Check condition Sense data, nexus%ld:%d:%d cmd=%p.\n",
2174 sp->fcport->vha->host_no, cp->device->id, cp->device->lun,
2176 ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x3049,
2177 cp->sense_buffer, sense_len);
2182 qlafx00_tm_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
2183 struct tsk_mgmt_entry_fx00 *pkt, srb_t *sp,
2184 __le16 sstatus, __le16 cpstatus)
2186 struct srb_iocb *tmf;
2188 tmf = &sp->u.iocb_cmd;
2189 if (cpstatus != cpu_to_le16((uint16_t)CS_COMPLETE) ||
2190 (sstatus & cpu_to_le16((uint16_t)SS_RESPONSE_INFO_LEN_VALID)))
2191 cpstatus = cpu_to_le16((uint16_t)CS_INCOMPLETE);
2192 tmf->u.tmf.comp_status = cpstatus;
2193 sp->done(vha, sp, 0);
2197 qlafx00_abort_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
2198 struct abort_iocb_entry_fx00 *pkt)
2200 const char func[] = "ABT_IOCB";
2202 struct srb_iocb *abt;
2204 sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
2208 abt = &sp->u.iocb_cmd;
2209 abt->u.abt.comp_status = pkt->tgt_id_sts;
2210 sp->done(vha, sp, 0);
2214 qlafx00_ioctl_iosb_entry(scsi_qla_host_t *vha, struct req_que *req,
2215 struct ioctl_iocb_entry_fx00 *pkt)
2217 const char func[] = "IOSB_IOCB";
2219 struct fc_bsg_job *bsg_job;
2220 struct srb_iocb *iocb_job;
2222 struct qla_mt_iocb_rsp_fx00 fstatus;
2223 uint8_t *fw_sts_ptr;
2225 sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
2229 if (sp->type == SRB_FXIOCB_DCMD) {
2230 iocb_job = &sp->u.iocb_cmd;
2231 iocb_job->u.fxiocb.seq_number = pkt->seq_no;
2232 iocb_job->u.fxiocb.fw_flags = pkt->fw_iotcl_flags;
2233 iocb_job->u.fxiocb.result = pkt->status;
2234 if (iocb_job->u.fxiocb.flags & SRB_FXDISC_RSP_DWRD_VALID)
2235 iocb_job->u.fxiocb.req_data =
2238 bsg_job = sp->u.bsg_job;
2240 memset(&fstatus, 0, sizeof(struct qla_mt_iocb_rsp_fx00));
2242 fstatus.reserved_1 = pkt->reserved_0;
2243 fstatus.func_type = pkt->comp_func_num;
2244 fstatus.ioctl_flags = pkt->fw_iotcl_flags;
2245 fstatus.ioctl_data = pkt->dataword_r;
2246 fstatus.adapid = pkt->adapid;
2247 fstatus.adapid_hi = pkt->adapid_hi;
2248 fstatus.reserved_2 = pkt->reserved_1;
2249 fstatus.res_count = pkt->residuallen;
2250 fstatus.status = pkt->status;
2251 fstatus.seq_number = pkt->seq_no;
2252 memcpy(fstatus.reserved_3,
2253 pkt->reserved_2, 20 * sizeof(uint8_t));
2255 fw_sts_ptr = ((uint8_t *)bsg_job->req->sense) +
2256 sizeof(struct fc_bsg_reply);
2258 memcpy(fw_sts_ptr, (uint8_t *)&fstatus,
2259 sizeof(struct qla_mt_iocb_rsp_fx00));
2260 bsg_job->reply_len = sizeof(struct fc_bsg_reply) +
2261 sizeof(struct qla_mt_iocb_rsp_fx00) + sizeof(uint8_t);
2263 ql_dump_buffer(ql_dbg_user + ql_dbg_verbose,
2264 sp->fcport->vha, 0x5080,
2265 (uint8_t *)pkt, sizeof(struct ioctl_iocb_entry_fx00));
2267 ql_dump_buffer(ql_dbg_user + ql_dbg_verbose,
2268 sp->fcport->vha, 0x5074,
2269 (uint8_t *)fw_sts_ptr, sizeof(struct qla_mt_iocb_rsp_fx00));
2271 res = bsg_job->reply->result = DID_OK << 16;
2272 bsg_job->reply->reply_payload_rcv_len =
2273 bsg_job->reply_payload.payload_len;
2275 sp->done(vha, sp, res);
2279 * qlafx00_status_entry() - Process a Status IOCB entry.
2280 * @ha: SCSI driver HA context
2281 * @pkt: Entry pointer
2284 qlafx00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt)
2288 struct scsi_cmnd *cp;
2289 struct sts_entry_fx00 *sts;
2293 __le16 lscsi_status;
2295 uint32_t sense_len, par_sense_len, rsp_info_len, resid_len,
2297 uint8_t *rsp_info = NULL, *sense_data = NULL;
2298 struct qla_hw_data *ha = vha->hw;
2299 uint32_t hindex, handle;
2301 struct req_que *req;
2305 sts = (struct sts_entry_fx00 *) pkt;
2307 comp_status = sts->comp_status;
2308 scsi_status = sts->scsi_status & cpu_to_le16((uint16_t)SS_MASK);
2309 hindex = sts->handle;
2310 handle = LSW(hindex);
2313 req = ha->req_q_map[que];
2315 /* Validate handle. */
2316 if (handle < req->num_outstanding_cmds)
2317 sp = req->outstanding_cmds[handle];
2322 ql_dbg(ql_dbg_io, vha, 0x3034,
2323 "Invalid status handle (0x%x).\n", handle);
2325 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2326 qla2xxx_wake_dpc(vha);
2330 if (sp->type == SRB_TM_CMD) {
2331 req->outstanding_cmds[handle] = NULL;
2332 qlafx00_tm_iocb_entry(vha, req, pkt, sp,
2333 scsi_status, comp_status);
2337 /* Fast path completion. */
2338 if (comp_status == CS_COMPLETE && scsi_status == 0) {
2339 qla2x00_do_host_ramp_up(vha);
2340 qla2x00_process_completed_request(vha, req, handle);
2344 req->outstanding_cmds[handle] = NULL;
2345 cp = GET_CMD_SP(sp);
2347 ql_dbg(ql_dbg_io, vha, 0x3048,
2348 "Command already returned (0x%x/%p).\n",
2354 lscsi_status = scsi_status & cpu_to_le16((uint16_t)STATUS_MASK);
2356 fcport = sp->fcport;
2359 sense_len = par_sense_len = rsp_info_len = resid_len =
2361 if (scsi_status & cpu_to_le16((uint16_t)SS_SENSE_LEN_VALID))
2362 sense_len = sts->sense_len;
2363 if (scsi_status & cpu_to_le16(((uint16_t)SS_RESIDUAL_UNDER
2364 | (uint16_t)SS_RESIDUAL_OVER)))
2365 resid_len = le32_to_cpu(sts->residual_len);
2366 if (comp_status == cpu_to_le16((uint16_t)CS_DATA_UNDERRUN))
2367 fw_resid_len = le32_to_cpu(sts->residual_len);
2368 rsp_info = sense_data = sts->data;
2369 par_sense_len = sizeof(sts->data);
2371 /* Check for overrun. */
2372 if (comp_status == CS_COMPLETE &&
2373 scsi_status & cpu_to_le16((uint16_t)SS_RESIDUAL_OVER))
2374 comp_status = cpu_to_le16((uint16_t)CS_DATA_OVERRUN);
2377 * Based on Host and scsi status generate status code for Linux
2379 switch (le16_to_cpu(comp_status)) {
2382 if (scsi_status == 0) {
2386 if (scsi_status & cpu_to_le16(((uint16_t)SS_RESIDUAL_UNDER
2387 | (uint16_t)SS_RESIDUAL_OVER))) {
2389 scsi_set_resid(cp, resid);
2391 if (!lscsi_status &&
2392 ((unsigned)(scsi_bufflen(cp) - resid) <
2394 ql_dbg(ql_dbg_io, fcport->vha, 0x3050,
2395 "Mid-layer underflow "
2396 "detected (0x%x of 0x%x bytes).\n",
2397 resid, scsi_bufflen(cp));
2399 res = DID_ERROR << 16;
2403 res = DID_OK << 16 | le16_to_cpu(lscsi_status);
2406 cpu_to_le16((uint16_t)SAM_STAT_TASK_SET_FULL)) {
2407 ql_dbg(ql_dbg_io, fcport->vha, 0x3051,
2408 "QUEUE FULL detected.\n");
2412 if (lscsi_status != cpu_to_le16((uint16_t)SS_CHECK_CONDITION))
2415 memset(cp->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE);
2416 if (!(scsi_status & cpu_to_le16((uint16_t)SS_SENSE_LEN_VALID)))
2419 qlafx00_handle_sense(sp, sense_data, par_sense_len, sense_len,
2423 case CS_DATA_UNDERRUN:
2424 /* Use F/W calculated residual length. */
2425 if (IS_FWI2_CAPABLE(ha) || IS_QLAFX00(ha))
2426 resid = fw_resid_len;
2429 scsi_set_resid(cp, resid);
2430 if (scsi_status & cpu_to_le16((uint16_t)SS_RESIDUAL_UNDER)) {
2431 if ((IS_FWI2_CAPABLE(ha) || IS_QLAFX00(ha))
2432 && fw_resid_len != resid_len) {
2433 ql_dbg(ql_dbg_io, fcport->vha, 0x3052,
2434 "Dropped frame(s) detected "
2435 "(0x%x of 0x%x bytes).\n",
2436 resid, scsi_bufflen(cp));
2438 res = DID_ERROR << 16 |
2439 le16_to_cpu(lscsi_status);
2440 goto check_scsi_status;
2443 if (!lscsi_status &&
2444 ((unsigned)(scsi_bufflen(cp) - resid) <
2446 ql_dbg(ql_dbg_io, fcport->vha, 0x3053,
2447 "Mid-layer underflow "
2448 "detected (0x%x of 0x%x bytes, "
2449 "cp->underflow: 0x%x).\n",
2450 resid, scsi_bufflen(cp), cp->underflow);
2452 res = DID_ERROR << 16;
2455 } else if (lscsi_status !=
2456 cpu_to_le16((uint16_t)SAM_STAT_TASK_SET_FULL) &&
2457 lscsi_status != cpu_to_le16((uint16_t)SAM_STAT_BUSY)) {
2459 * scsi status of task set and busy are considered
2460 * to be task not completed.
2463 ql_dbg(ql_dbg_io, fcport->vha, 0x3054,
2464 "Dropped frame(s) detected (0x%x "
2465 "of 0x%x bytes).\n", resid,
2468 res = DID_ERROR << 16 | le16_to_cpu(lscsi_status);
2469 goto check_scsi_status;
2471 ql_dbg(ql_dbg_io, fcport->vha, 0x3055,
2472 "scsi_status: 0x%x, lscsi_status: 0x%x\n",
2473 scsi_status, lscsi_status);
2476 res = DID_OK << 16 | le16_to_cpu(lscsi_status);
2481 * Check to see if SCSI Status is non zero. If so report SCSI
2484 if (lscsi_status != 0) {
2486 cpu_to_le16((uint16_t)SAM_STAT_TASK_SET_FULL)) {
2487 ql_dbg(ql_dbg_io, fcport->vha, 0x3056,
2488 "QUEUE FULL detected.\n");
2493 cpu_to_le16((uint16_t)SS_CHECK_CONDITION))
2496 memset(cp->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE);
2498 cpu_to_le16((uint16_t)SS_SENSE_LEN_VALID)))
2501 qlafx00_handle_sense(sp, sense_data, par_sense_len,
2502 sense_len, rsp, res);
2506 case CS_PORT_LOGGED_OUT:
2507 case CS_PORT_CONFIG_CHG:
2510 case CS_PORT_UNAVAILABLE:
2515 * We are going to have the fc class block the rport
2516 * while we try to recover so instruct the mid layer
2517 * to requeue until the class decides how to handle this.
2519 res = DID_TRANSPORT_DISRUPTED << 16;
2521 ql_dbg(ql_dbg_io, fcport->vha, 0x3057,
2522 "Port down status: port-state=0x%x.\n",
2523 atomic_read(&fcport->state));
2525 if (atomic_read(&fcport->state) == FCS_ONLINE)
2526 qla2x00_mark_device_lost(fcport->vha, fcport, 1, 1);
2530 res = DID_RESET << 16;
2534 res = DID_ERROR << 16;
2539 ql_dbg(ql_dbg_io, fcport->vha, 0x3058,
2540 "FCP command status: 0x%x-0x%x (0x%x) nexus=%ld:%d:%d "
2541 "tgt_id: 0x%x lscsi_status: 0x%x cdb=%10phN len=0x%x "
2542 "rsp_info=0x%x resid=0x%x fw_resid=0x%x sense_len=0x%x, "
2543 "par_sense_len=0x%x, rsp_info_len=0x%x\n",
2544 comp_status, scsi_status, res, vha->host_no,
2545 cp->device->id, cp->device->lun, fcport->tgt_id,
2546 lscsi_status, cp->cmnd, scsi_bufflen(cp),
2547 rsp_info_len, resid_len, fw_resid_len, sense_len,
2548 par_sense_len, rsp_info_len);
2551 qla2x00_do_host_ramp_up(vha);
2553 if (rsp->status_srb == NULL)
2554 sp->done(ha, sp, res);
2558 * qlafx00_status_cont_entry() - Process a Status Continuations entry.
2559 * @ha: SCSI driver HA context
2560 * @pkt: Entry pointer
2562 * Extended sense data.
2565 qlafx00_status_cont_entry(struct rsp_que *rsp, sts_cont_entry_t *pkt)
2567 uint8_t sense_sz = 0;
2568 struct qla_hw_data *ha = rsp->hw;
2569 struct scsi_qla_host *vha = pci_get_drvdata(ha->pdev);
2570 srb_t *sp = rsp->status_srb;
2571 struct scsi_cmnd *cp;
2576 ql_dbg(ql_dbg_io, vha, 0x3037,
2577 "no SP, sp = %p\n", sp);
2581 if (!GET_FW_SENSE_LEN(sp)) {
2582 ql_dbg(ql_dbg_io, vha, 0x304b,
2583 "no fw sense data, sp = %p\n", sp);
2586 cp = GET_CMD_SP(sp);
2588 ql_log(ql_log_warn, vha, 0x303b,
2589 "cmd is NULL: already returned to OS (sp=%p).\n", sp);
2591 rsp->status_srb = NULL;
2595 if (!GET_CMD_SENSE_LEN(sp)) {
2596 ql_dbg(ql_dbg_io, vha, 0x304c,
2597 "no sense data, sp = %p\n", sp);
2599 sense_len = GET_CMD_SENSE_LEN(sp);
2600 sense_ptr = GET_CMD_SENSE_PTR(sp);
2601 ql_dbg(ql_dbg_io, vha, 0x304f,
2602 "sp=%p sense_len=0x%x sense_ptr=%p.\n",
2603 sp, sense_len, sense_ptr);
2605 if (sense_len > sizeof(pkt->data))
2606 sense_sz = sizeof(pkt->data);
2608 sense_sz = sense_len;
2610 /* Move sense data. */
2611 ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x304e,
2612 (uint8_t *)pkt, sizeof(sts_cont_entry_t));
2613 memcpy(sense_ptr, pkt->data, sense_sz);
2614 ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x304a,
2615 sense_ptr, sense_sz);
2617 sense_len -= sense_sz;
2618 sense_ptr += sense_sz;
2620 SET_CMD_SENSE_PTR(sp, sense_ptr);
2621 SET_CMD_SENSE_LEN(sp, sense_len);
2623 sense_len = GET_FW_SENSE_LEN(sp);
2624 sense_len = (sense_len > sizeof(pkt->data)) ?
2625 (sense_len - sizeof(pkt->data)) : 0;
2626 SET_FW_SENSE_LEN(sp, sense_len);
2628 /* Place command on done queue. */
2629 if (sense_len == 0) {
2630 rsp->status_srb = NULL;
2631 sp->done(ha, sp, cp->result);
2636 * qlafx00_multistatus_entry() - Process Multi response queue entries.
2637 * @ha: SCSI driver HA context
2640 qlafx00_multistatus_entry(struct scsi_qla_host *vha,
2641 struct rsp_que *rsp, void *pkt)
2644 struct multi_sts_entry_fx00 *stsmfx;
2645 struct qla_hw_data *ha = vha->hw;
2646 uint32_t handle, hindex, handle_count, i;
2648 struct req_que *req;
2651 stsmfx = (struct multi_sts_entry_fx00 *) pkt;
2653 handle_count = stsmfx->handle_count;
2655 if (handle_count > MAX_HANDLE_COUNT) {
2656 ql_dbg(ql_dbg_io, vha, 0x3035,
2657 "Invalid handle count (0x%x).\n", handle_count);
2658 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2659 qla2xxx_wake_dpc(vha);
2663 handle_ptr = &stsmfx->handles[0];
2665 for (i = 0; i < handle_count; i++) {
2666 hindex = le32_to_cpu(*handle_ptr);
2667 handle = LSW(hindex);
2669 req = ha->req_q_map[que];
2671 /* Validate handle. */
2672 if (handle < req->num_outstanding_cmds)
2673 sp = req->outstanding_cmds[handle];
2678 ql_dbg(ql_dbg_io, vha, 0x3044,
2679 "Invalid status handle (0x%x).\n", handle);
2680 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2681 qla2xxx_wake_dpc(vha);
2684 qla2x00_process_completed_request(vha, req, handle);
2690 * qlafx00_error_entry() - Process an error entry.
2691 * @ha: SCSI driver HA context
2692 * @pkt: Entry pointer
2695 qlafx00_error_entry(scsi_qla_host_t *vha, struct rsp_que *rsp,
2696 struct sts_entry_fx00 *pkt, uint8_t estatus, uint8_t etype)
2699 struct qla_hw_data *ha = vha->hw;
2700 const char func[] = "ERROR-IOCB";
2701 uint16_t que = MSW(pkt->handle);
2702 struct req_que *req = NULL;
2703 int res = DID_ERROR << 16;
2705 ql_dbg(ql_dbg_async, vha, 0x507f,
2706 "type of error status in response: 0x%x\n", estatus);
2708 req = ha->req_q_map[que];
2710 sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
2712 sp->done(ha, sp, res);
2716 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2717 qla2xxx_wake_dpc(vha);
2721 * qlafx00_process_response_queue() - Process response queue entries.
2722 * @ha: SCSI driver HA context
2725 qlafx00_process_response_queue(struct scsi_qla_host *vha,
2726 struct rsp_que *rsp)
2728 struct sts_entry_fx00 *pkt;
2731 if (!vha->flags.online)
2734 while (RD_REG_DWORD((void __iomem *)&(rsp->ring_ptr->signature)) !=
2735 RESPONSE_PROCESSED) {
2736 lptr = rsp->ring_ptr;
2737 memcpy_fromio(rsp->rsp_pkt, (void __iomem *)lptr,
2738 sizeof(rsp->rsp_pkt));
2739 pkt = (struct sts_entry_fx00 *)rsp->rsp_pkt;
2742 if (rsp->ring_index == rsp->length) {
2743 rsp->ring_index = 0;
2744 rsp->ring_ptr = rsp->ring;
2749 if (pkt->entry_status != 0 &&
2750 pkt->entry_type != IOCTL_IOSB_TYPE_FX00) {
2751 qlafx00_error_entry(vha, rsp,
2752 (struct sts_entry_fx00 *)pkt, pkt->entry_status,
2758 switch (pkt->entry_type) {
2759 case STATUS_TYPE_FX00:
2760 qlafx00_status_entry(vha, rsp, pkt);
2763 case STATUS_CONT_TYPE_FX00:
2764 qlafx00_status_cont_entry(rsp, (sts_cont_entry_t *)pkt);
2767 case MULTI_STATUS_TYPE_FX00:
2768 qlafx00_multistatus_entry(vha, rsp, pkt);
2771 case ABORT_IOCB_TYPE_FX00:
2772 qlafx00_abort_iocb_entry(vha, rsp->req,
2773 (struct abort_iocb_entry_fx00 *)pkt);
2776 case IOCTL_IOSB_TYPE_FX00:
2777 qlafx00_ioctl_iosb_entry(vha, rsp->req,
2778 (struct ioctl_iocb_entry_fx00 *)pkt);
2781 /* Type Not Supported. */
2782 ql_dbg(ql_dbg_async, vha, 0x5081,
2783 "Received unknown response pkt type %x "
2784 "entry status=%x.\n",
2785 pkt->entry_type, pkt->entry_status);
2789 WRT_REG_DWORD((void __iomem *)&lptr->signature,
2790 RESPONSE_PROCESSED);
2794 /* Adjust ring index */
2795 WRT_REG_DWORD(rsp->rsp_q_out, rsp->ring_index);
2799 * qlafx00_async_event() - Process aynchronous events.
2800 * @ha: SCSI driver HA context
2803 qlafx00_async_event(scsi_qla_host_t *vha)
2805 struct qla_hw_data *ha = vha->hw;
2806 struct device_reg_fx00 __iomem *reg;
2809 reg = &ha->iobase->ispfx00;
2810 /* Setup to process RIO completion. */
2811 switch (ha->aenmb[0]) {
2812 case QLAFX00_MBA_SYSTEM_ERR: /* System Error */
2813 ql_log(ql_log_warn, vha, 0x5079,
2814 "ISP System Error - mbx1=%x\n", ha->aenmb[0]);
2815 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2818 case QLAFX00_MBA_SHUTDOWN_RQSTD: /* Shutdown requested */
2819 ql_dbg(ql_dbg_async, vha, 0x5076,
2820 "Asynchronous FW shutdown requested.\n");
2821 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2822 qla2xxx_wake_dpc(vha);
2825 case QLAFX00_MBA_PORT_UPDATE: /* Port database update */
2826 ha->aenmb[1] = RD_REG_WORD(®->aenmailbox1);
2827 ha->aenmb[2] = RD_REG_WORD(®->aenmailbox2);
2828 ha->aenmb[3] = RD_REG_WORD(®->aenmailbox3);
2829 ql_dbg(ql_dbg_async, vha, 0x5077,
2830 "Asynchronous port Update received "
2831 "aenmb[0]: %x, aenmb[1]: %x, aenmb[2]: %x, aenmb[3]: %x\n",
2832 ha->aenmb[0], ha->aenmb[1], ha->aenmb[2], ha->aenmb[3]);
2836 ha->aenmb[1] = RD_REG_WORD(®->aenmailbox1);
2837 ha->aenmb[2] = RD_REG_WORD(®->aenmailbox2);
2838 ha->aenmb[3] = RD_REG_WORD(®->aenmailbox3);
2839 ha->aenmb[4] = RD_REG_WORD(®->aenmailbox4);
2840 ha->aenmb[5] = RD_REG_WORD(®->aenmailbox5);
2841 ha->aenmb[6] = RD_REG_WORD(®->aenmailbox6);
2842 ha->aenmb[7] = RD_REG_WORD(®->aenmailbox7);
2843 ql_dbg(ql_dbg_async, vha, 0x5078,
2844 "AEN:%04x %04x %04x %04x :%04x %04x %04x %04x\n",
2845 ha->aenmb[0], ha->aenmb[1], ha->aenmb[2], ha->aenmb[3],
2846 ha->aenmb[4], ha->aenmb[5], ha->aenmb[6], ha->aenmb[7]);
2849 qlafx00_post_aenfx_work(vha, ha->aenmb[0],
2850 (uint32_t *)ha->aenmb, data_size);
2855 * qlafx00x_mbx_completion() - Process mailbox command completions.
2856 * @ha: SCSI driver HA context
2857 * @mb16: Mailbox16 register
2860 qlafx00_mbx_completion(scsi_qla_host_t *vha, uint32_t mb0)
2863 uint16_t __iomem *wptr;
2864 struct qla_hw_data *ha = vha->hw;
2865 struct device_reg_fx00 __iomem *reg = &ha->iobase->ispfx00;
2868 ql_dbg(ql_dbg_async, vha, 0x507e, "MBX pointer ERROR.\n");
2870 /* Load return mailbox registers. */
2871 ha->flags.mbox_int = 1;
2872 ha->mailbox_out32[0] = mb0;
2873 wptr = (uint16_t __iomem *)®->mailbox17;
2875 for (cnt = 1; cnt < ha->mbx_count; cnt++) {
2876 ha->mailbox_out32[cnt] = RD_REG_WORD(wptr);
2882 * qlafx00_intr_handler() - Process interrupts for the ISPFX00.
2884 * @dev_id: SCSI driver HA context
2886 * Called by system whenever the host adapter generates an interrupt.
2888 * Returns handled flag.
2891 qlafx00_intr_handler(int irq, void *dev_id)
2893 scsi_qla_host_t *vha;
2894 struct qla_hw_data *ha;
2895 struct device_reg_fx00 __iomem *reg;
2900 struct rsp_que *rsp;
2901 unsigned long flags;
2902 uint32_t clr_intr = 0;
2904 rsp = (struct rsp_que *) dev_id;
2906 ql_log(ql_log_info, NULL, 0x507d,
2907 "%s: NULL response queue pointer.\n", __func__);
2912 reg = &ha->iobase->ispfx00;
2915 if (unlikely(pci_channel_offline(ha->pdev)))
2918 spin_lock_irqsave(&ha->hardware_lock, flags);
2919 vha = pci_get_drvdata(ha->pdev);
2920 for (iter = 50; iter--; clr_intr = 0) {
2921 stat = QLAFX00_RD_INTR_REG(ha);
2922 if ((stat & QLAFX00_HST_INT_STS_BITS) == 0)
2925 switch (stat & QLAFX00_HST_INT_STS_BITS) {
2926 case QLAFX00_INTR_MB_CMPLT:
2927 case QLAFX00_INTR_MB_RSP_CMPLT:
2928 case QLAFX00_INTR_MB_ASYNC_CMPLT:
2929 case QLAFX00_INTR_ALL_CMPLT:
2930 mb[0] = RD_REG_WORD(®->mailbox16);
2931 qlafx00_mbx_completion(vha, mb[0]);
2932 status |= MBX_INTERRUPT;
2933 clr_intr |= QLAFX00_INTR_MB_CMPLT;
2935 case QLAFX00_INTR_ASYNC_CMPLT:
2936 case QLAFX00_INTR_RSP_ASYNC_CMPLT:
2937 ha->aenmb[0] = RD_REG_WORD(®->aenmailbox0);
2938 qlafx00_async_event(vha);
2939 clr_intr |= QLAFX00_INTR_ASYNC_CMPLT;
2941 case QLAFX00_INTR_RSP_CMPLT:
2942 qlafx00_process_response_queue(vha, rsp);
2943 clr_intr |= QLAFX00_INTR_RSP_CMPLT;
2946 ql_dbg(ql_dbg_async, vha, 0x507a,
2947 "Unrecognized interrupt type (%d).\n", stat);
2950 QLAFX00_CLR_INTR_REG(ha, clr_intr);
2951 QLAFX00_RD_INTR_REG(ha);
2954 qla2x00_handle_mbx_completion(ha, status);
2955 spin_unlock_irqrestore(&ha->hardware_lock, flags);
2960 /** QLAFX00 specific IOCB implementation functions */
2962 static inline cont_a64_entry_t *
2963 qlafx00_prep_cont_type1_iocb(struct req_que *req,
2964 cont_a64_entry_t *lcont_pkt)
2966 cont_a64_entry_t *cont_pkt;
2968 /* Adjust ring index. */
2970 if (req->ring_index == req->length) {
2971 req->ring_index = 0;
2972 req->ring_ptr = req->ring;
2977 cont_pkt = (cont_a64_entry_t *)req->ring_ptr;
2979 /* Load packet defaults. */
2980 lcont_pkt->entry_type = CONTINUE_A64_TYPE_FX00;
2986 qlafx00_build_scsi_iocbs(srb_t *sp, struct cmd_type_7_fx00 *cmd_pkt,
2987 uint16_t tot_dsds, struct cmd_type_7_fx00 *lcmd_pkt)
2989 uint16_t avail_dsds;
2991 scsi_qla_host_t *vha;
2992 struct scsi_cmnd *cmd;
2993 struct scatterlist *sg;
2995 struct req_que *req;
2996 cont_a64_entry_t lcont_pkt;
2997 cont_a64_entry_t *cont_pkt;
2999 vha = sp->fcport->vha;
3002 cmd = GET_CMD_SP(sp);
3006 /* Update entry type to indicate Command Type 3 IOCB */
3007 lcmd_pkt->entry_type = FX00_COMMAND_TYPE_7;
3009 /* No data transfer */
3010 if (!scsi_bufflen(cmd) || cmd->sc_data_direction == DMA_NONE) {
3011 lcmd_pkt->byte_count = __constant_cpu_to_le32(0);
3015 /* Set transfer direction */
3016 if (cmd->sc_data_direction == DMA_TO_DEVICE) {
3017 lcmd_pkt->cntrl_flags = TMF_WRITE_DATA;
3018 vha->qla_stats.output_bytes += scsi_bufflen(cmd);
3019 } else if (cmd->sc_data_direction == DMA_FROM_DEVICE) {
3020 lcmd_pkt->cntrl_flags = TMF_READ_DATA;
3021 vha->qla_stats.input_bytes += scsi_bufflen(cmd);
3024 /* One DSD is available in the Command Type 3 IOCB */
3026 cur_dsd = (__le32 *)&lcmd_pkt->dseg_0_address;
3028 /* Load data segments */
3029 scsi_for_each_sg(cmd, sg, tot_dsds, i) {
3032 /* Allocate additional continuation packets? */
3033 if (avail_dsds == 0) {
3035 * Five DSDs are available in the Continuation
3038 memset(&lcont_pkt, 0, REQUEST_ENTRY_SIZE);
3040 qlafx00_prep_cont_type1_iocb(req, &lcont_pkt);
3041 cur_dsd = (__le32 *)lcont_pkt.dseg_0_address;
3046 sle_dma = sg_dma_address(sg);
3047 *cur_dsd++ = cpu_to_le32(LSD(sle_dma));
3048 *cur_dsd++ = cpu_to_le32(MSD(sle_dma));
3049 *cur_dsd++ = cpu_to_le32(sg_dma_len(sg));
3051 if (avail_dsds == 0 && cont == 1) {
3053 memcpy_toio((void __iomem *)cont_pkt, &lcont_pkt,
3054 REQUEST_ENTRY_SIZE);
3058 if (avail_dsds != 0 && cont == 1) {
3059 memcpy_toio((void __iomem *)cont_pkt, &lcont_pkt,
3060 REQUEST_ENTRY_SIZE);
3065 * qlafx00_start_scsi() - Send a SCSI command to the ISP
3066 * @sp: command to send to the ISP
3068 * Returns non-zero if a failure occurred, else zero.
3071 qlafx00_start_scsi(srb_t *sp)
3074 unsigned long flags;
3080 struct req_que *req = NULL;
3081 struct rsp_que *rsp = NULL;
3082 struct scsi_cmnd *cmd = GET_CMD_SP(sp);
3083 struct scsi_qla_host *vha = sp->fcport->vha;
3084 struct qla_hw_data *ha = vha->hw;
3085 struct cmd_type_7_fx00 *cmd_pkt;
3086 struct cmd_type_7_fx00 lcmd_pkt;
3087 struct scsi_lun llun;
3090 /* Setup device pointers. */
3093 rsp = ha->rsp_q_map[0];
3096 /* So we know we haven't pci_map'ed anything yet */
3099 /* Forcing marker needed for now */
3100 vha->marker_needed = 0;
3102 /* Send marker if required */
3103 if (vha->marker_needed != 0) {
3104 if (qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL) !=
3106 return QLA_FUNCTION_FAILED;
3107 vha->marker_needed = 0;
3110 /* Acquire ring specific lock */
3111 spin_lock_irqsave(&ha->hardware_lock, flags);
3113 /* Check for room in outstanding command list. */
3114 handle = req->current_outstanding_cmd;
3115 for (index = 1; index < req->num_outstanding_cmds; index++) {
3117 if (handle == req->num_outstanding_cmds)
3119 if (!req->outstanding_cmds[handle])
3122 if (index == req->num_outstanding_cmds)
3125 /* Map the sg table so we have an accurate count of sg entries needed */
3126 if (scsi_sg_count(cmd)) {
3127 nseg = dma_map_sg(&ha->pdev->dev, scsi_sglist(cmd),
3128 scsi_sg_count(cmd), cmd->sc_data_direction);
3129 if (unlikely(!nseg))
3135 req_cnt = qla24xx_calc_iocbs(vha, tot_dsds);
3136 if (req->cnt < (req_cnt + 2)) {
3137 cnt = RD_REG_DWORD_RELAXED(req->req_q_out);
3139 if (req->ring_index < cnt)
3140 req->cnt = cnt - req->ring_index;
3142 req->cnt = req->length -
3143 (req->ring_index - cnt);
3144 if (req->cnt < (req_cnt + 2))
3148 /* Build command packet. */
3149 req->current_outstanding_cmd = handle;
3150 req->outstanding_cmds[handle] = sp;
3151 sp->handle = handle;
3152 cmd->host_scribble = (unsigned char *)(unsigned long)handle;
3153 req->cnt -= req_cnt;
3155 cmd_pkt = (struct cmd_type_7_fx00 *)req->ring_ptr;
3157 memset(&lcmd_pkt, 0, REQUEST_ENTRY_SIZE);
3159 lcmd_pkt.handle = MAKE_HANDLE(req->id, sp->handle);
3160 lcmd_pkt.handle_hi = 0;
3161 lcmd_pkt.dseg_count = cpu_to_le16(tot_dsds);
3162 lcmd_pkt.tgt_idx = cpu_to_le16(sp->fcport->tgt_id);
3164 int_to_scsilun(cmd->device->lun, &llun);
3165 host_to_adap((uint8_t *)&llun, (uint8_t *)&lcmd_pkt.lun,
3166 sizeof(lcmd_pkt.lun));
3168 /* Update tagged queuing modifier -- default is TSK_SIMPLE (0). */
3169 if (scsi_populate_tag_msg(cmd, tag)) {
3171 case HEAD_OF_QUEUE_TAG:
3172 lcmd_pkt.task = TSK_HEAD_OF_QUEUE;
3174 case ORDERED_QUEUE_TAG:
3175 lcmd_pkt.task = TSK_ORDERED;
3180 /* Load SCSI command packet. */
3181 host_to_adap(cmd->cmnd, lcmd_pkt.fcp_cdb, sizeof(lcmd_pkt.fcp_cdb));
3182 lcmd_pkt.byte_count = cpu_to_le32((uint32_t)scsi_bufflen(cmd));
3184 /* Build IOCB segments */
3185 qlafx00_build_scsi_iocbs(sp, cmd_pkt, tot_dsds, &lcmd_pkt);
3187 /* Set total data segment count. */
3188 lcmd_pkt.entry_count = (uint8_t)req_cnt;
3190 /* Specify response queue number where completion should happen */
3191 lcmd_pkt.entry_status = (uint8_t) rsp->id;
3193 ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x302e,
3194 (uint8_t *)cmd->cmnd, cmd->cmd_len);
3195 ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x3032,
3196 (uint8_t *)&lcmd_pkt, REQUEST_ENTRY_SIZE);
3198 memcpy_toio((void __iomem *)cmd_pkt, &lcmd_pkt, REQUEST_ENTRY_SIZE);
3201 /* Adjust ring index. */
3203 if (req->ring_index == req->length) {
3204 req->ring_index = 0;
3205 req->ring_ptr = req->ring;
3209 sp->flags |= SRB_DMA_VALID;
3211 /* Set chip new ring index. */
3212 WRT_REG_DWORD(req->req_q_in, req->ring_index);
3213 QLAFX00_SET_HST_INTR(ha, ha->rqstq_intr_code);
3215 spin_unlock_irqrestore(&ha->hardware_lock, flags);
3220 scsi_dma_unmap(cmd);
3222 spin_unlock_irqrestore(&ha->hardware_lock, flags);
3224 return QLA_FUNCTION_FAILED;
3228 qlafx00_tm_iocb(srb_t *sp, struct tsk_mgmt_entry_fx00 *ptm_iocb)
3230 struct srb_iocb *fxio = &sp->u.iocb_cmd;
3231 scsi_qla_host_t *vha = sp->fcport->vha;
3232 struct req_que *req = vha->req;
3233 struct tsk_mgmt_entry_fx00 tm_iocb;
3234 struct scsi_lun llun;
3236 memset(&tm_iocb, 0, sizeof(struct tsk_mgmt_entry_fx00));
3237 tm_iocb.entry_type = TSK_MGMT_IOCB_TYPE_FX00;
3238 tm_iocb.entry_count = 1;
3239 tm_iocb.handle = cpu_to_le32(MAKE_HANDLE(req->id, sp->handle));
3240 tm_iocb.handle_hi = 0;
3241 tm_iocb.timeout = cpu_to_le16(qla2x00_get_async_timeout(vha) + 2);
3242 tm_iocb.tgt_id = cpu_to_le16(sp->fcport->tgt_id);
3243 tm_iocb.control_flags = cpu_to_le32(fxio->u.tmf.flags);
3244 if (tm_iocb.control_flags == cpu_to_le32((uint32_t)TCF_LUN_RESET)) {
3245 int_to_scsilun(fxio->u.tmf.lun, &llun);
3246 host_to_adap((uint8_t *)&llun, (uint8_t *)&tm_iocb.lun,
3247 sizeof(struct scsi_lun));
3250 memcpy((void *)ptm_iocb, &tm_iocb,
3251 sizeof(struct tsk_mgmt_entry_fx00));
3256 qlafx00_abort_iocb(srb_t *sp, struct abort_iocb_entry_fx00 *pabt_iocb)
3258 struct srb_iocb *fxio = &sp->u.iocb_cmd;
3259 scsi_qla_host_t *vha = sp->fcport->vha;
3260 struct req_que *req = vha->req;
3261 struct abort_iocb_entry_fx00 abt_iocb;
3263 memset(&abt_iocb, 0, sizeof(struct abort_iocb_entry_fx00));
3264 abt_iocb.entry_type = ABORT_IOCB_TYPE_FX00;
3265 abt_iocb.entry_count = 1;
3266 abt_iocb.handle = cpu_to_le32(MAKE_HANDLE(req->id, sp->handle));
3267 abt_iocb.abort_handle =
3268 cpu_to_le32(MAKE_HANDLE(req->id, fxio->u.abt.cmd_hndl));
3269 abt_iocb.tgt_id_sts = cpu_to_le16(sp->fcport->tgt_id);
3270 abt_iocb.req_que_no = cpu_to_le16(req->id);
3272 memcpy((void *)pabt_iocb, &abt_iocb,
3273 sizeof(struct abort_iocb_entry_fx00));
3278 qlafx00_fxdisc_iocb(srb_t *sp, struct fxdisc_entry_fx00 *pfxiocb)
3280 struct srb_iocb *fxio = &sp->u.iocb_cmd;
3281 struct qla_mt_iocb_rqst_fx00 *piocb_rqst;
3282 struct fc_bsg_job *bsg_job;
3283 struct fxdisc_entry_fx00 fx_iocb;
3284 uint8_t entry_cnt = 1;
3286 memset(&fx_iocb, 0, sizeof(struct fxdisc_entry_fx00));
3287 fx_iocb.entry_type = FX00_IOCB_TYPE;
3288 fx_iocb.handle = cpu_to_le32(sp->handle);
3289 fx_iocb.entry_count = entry_cnt;
3291 if (sp->type == SRB_FXIOCB_DCMD) {
3293 sp->u.iocb_cmd.u.fxiocb.req_func_type;
3294 fx_iocb.adapid = fxio->u.fxiocb.adapter_id;
3295 fx_iocb.adapid_hi = fxio->u.fxiocb.adapter_id_hi;
3296 fx_iocb.reserved_0 = fxio->u.fxiocb.reserved_0;
3297 fx_iocb.reserved_1 = fxio->u.fxiocb.reserved_1;
3298 fx_iocb.dataword_extra = fxio->u.fxiocb.req_data_extra;
3300 if (fxio->u.fxiocb.flags & SRB_FXDISC_REQ_DMA_VALID) {
3301 fx_iocb.req_dsdcnt = cpu_to_le16(1);
3302 fx_iocb.req_xfrcnt =
3303 cpu_to_le16(fxio->u.fxiocb.req_len);
3304 fx_iocb.dseg_rq_address[0] =
3305 cpu_to_le32(LSD(fxio->u.fxiocb.req_dma_handle));
3306 fx_iocb.dseg_rq_address[1] =
3307 cpu_to_le32(MSD(fxio->u.fxiocb.req_dma_handle));
3308 fx_iocb.dseg_rq_len =
3309 cpu_to_le32(fxio->u.fxiocb.req_len);
3312 if (fxio->u.fxiocb.flags & SRB_FXDISC_RESP_DMA_VALID) {
3313 fx_iocb.rsp_dsdcnt = cpu_to_le16(1);
3314 fx_iocb.rsp_xfrcnt =
3315 cpu_to_le16(fxio->u.fxiocb.rsp_len);
3316 fx_iocb.dseg_rsp_address[0] =
3317 cpu_to_le32(LSD(fxio->u.fxiocb.rsp_dma_handle));
3318 fx_iocb.dseg_rsp_address[1] =
3319 cpu_to_le32(MSD(fxio->u.fxiocb.rsp_dma_handle));
3320 fx_iocb.dseg_rsp_len =
3321 cpu_to_le32(fxio->u.fxiocb.rsp_len);
3324 if (fxio->u.fxiocb.flags & SRB_FXDISC_REQ_DWRD_VALID) {
3325 fx_iocb.dataword = fxio->u.fxiocb.req_data;
3327 fx_iocb.flags = fxio->u.fxiocb.flags;
3329 struct scatterlist *sg;
3330 bsg_job = sp->u.bsg_job;
3331 piocb_rqst = (struct qla_mt_iocb_rqst_fx00 *)
3332 &bsg_job->request->rqst_data.h_vendor.vendor_cmd[1];
3334 fx_iocb.func_num = piocb_rqst->func_type;
3335 fx_iocb.adapid = piocb_rqst->adapid;
3336 fx_iocb.adapid_hi = piocb_rqst->adapid_hi;
3337 fx_iocb.reserved_0 = piocb_rqst->reserved_0;
3338 fx_iocb.reserved_1 = piocb_rqst->reserved_1;
3339 fx_iocb.dataword_extra = piocb_rqst->dataword_extra;
3340 fx_iocb.dataword = piocb_rqst->dataword;
3341 fx_iocb.req_xfrcnt = piocb_rqst->req_len;
3342 fx_iocb.rsp_xfrcnt = piocb_rqst->rsp_len;
3344 if (piocb_rqst->flags & SRB_FXDISC_REQ_DMA_VALID) {
3345 int avail_dsds, tot_dsds;
3346 cont_a64_entry_t lcont_pkt;
3347 cont_a64_entry_t *cont_pkt = NULL;
3349 int index = 0, cont = 0;
3351 fx_iocb.req_dsdcnt =
3352 cpu_to_le16(bsg_job->request_payload.sg_cnt);
3354 bsg_job->request_payload.sg_cnt;
3355 cur_dsd = (__le32 *)&fx_iocb.dseg_rq_address[0];
3357 for_each_sg(bsg_job->request_payload.sg_list, sg,
3361 /* Allocate additional continuation packets? */
3362 if (avail_dsds == 0) {
3364 * Five DSDs are available in the Cont.
3367 memset(&lcont_pkt, 0,
3368 REQUEST_ENTRY_SIZE);
3370 qlafx00_prep_cont_type1_iocb(
3371 sp->fcport->vha->req,
3373 cur_dsd = (__le32 *)
3374 lcont_pkt.dseg_0_address;
3380 sle_dma = sg_dma_address(sg);
3381 *cur_dsd++ = cpu_to_le32(LSD(sle_dma));
3382 *cur_dsd++ = cpu_to_le32(MSD(sle_dma));
3383 *cur_dsd++ = cpu_to_le32(sg_dma_len(sg));
3386 if (avail_dsds == 0 && cont == 1) {
3389 (void __iomem *)cont_pkt,
3390 &lcont_pkt, REQUEST_ENTRY_SIZE);
3392 ql_dbg_user + ql_dbg_verbose,
3393 sp->fcport->vha, 0x3042,
3394 (uint8_t *)&lcont_pkt,
3395 REQUEST_ENTRY_SIZE);
3398 if (avail_dsds != 0 && cont == 1) {
3399 memcpy_toio((void __iomem *)cont_pkt,
3400 &lcont_pkt, REQUEST_ENTRY_SIZE);
3401 ql_dump_buffer(ql_dbg_user + ql_dbg_verbose,
3402 sp->fcport->vha, 0x3043,
3403 (uint8_t *)&lcont_pkt, REQUEST_ENTRY_SIZE);
3407 if (piocb_rqst->flags & SRB_FXDISC_RESP_DMA_VALID) {
3408 int avail_dsds, tot_dsds;
3409 cont_a64_entry_t lcont_pkt;
3410 cont_a64_entry_t *cont_pkt = NULL;
3412 int index = 0, cont = 0;
3414 fx_iocb.rsp_dsdcnt =
3415 cpu_to_le16(bsg_job->reply_payload.sg_cnt);
3416 tot_dsds = bsg_job->reply_payload.sg_cnt;
3417 cur_dsd = (__le32 *)&fx_iocb.dseg_rsp_address[0];
3420 for_each_sg(bsg_job->reply_payload.sg_list, sg,
3424 /* Allocate additional continuation packets? */
3425 if (avail_dsds == 0) {
3427 * Five DSDs are available in the Cont.
3430 memset(&lcont_pkt, 0,
3431 REQUEST_ENTRY_SIZE);
3433 qlafx00_prep_cont_type1_iocb(
3434 sp->fcport->vha->req,
3436 cur_dsd = (__le32 *)
3437 lcont_pkt.dseg_0_address;
3443 sle_dma = sg_dma_address(sg);
3444 *cur_dsd++ = cpu_to_le32(LSD(sle_dma));
3445 *cur_dsd++ = cpu_to_le32(MSD(sle_dma));
3446 *cur_dsd++ = cpu_to_le32(sg_dma_len(sg));
3449 if (avail_dsds == 0 && cont == 1) {
3451 memcpy_toio((void __iomem *)cont_pkt,
3453 REQUEST_ENTRY_SIZE);
3455 ql_dbg_user + ql_dbg_verbose,
3456 sp->fcport->vha, 0x3045,
3457 (uint8_t *)&lcont_pkt,
3458 REQUEST_ENTRY_SIZE);
3461 if (avail_dsds != 0 && cont == 1) {
3462 memcpy_toio((void __iomem *)cont_pkt,
3463 &lcont_pkt, REQUEST_ENTRY_SIZE);
3464 ql_dump_buffer(ql_dbg_user + ql_dbg_verbose,
3465 sp->fcport->vha, 0x3046,
3466 (uint8_t *)&lcont_pkt, REQUEST_ENTRY_SIZE);
3470 if (piocb_rqst->flags & SRB_FXDISC_REQ_DWRD_VALID)
3471 fx_iocb.dataword = piocb_rqst->dataword;
3472 fx_iocb.flags = piocb_rqst->flags;
3473 fx_iocb.entry_count = entry_cnt;
3476 ql_dump_buffer(ql_dbg_user + ql_dbg_verbose,
3477 sp->fcport->vha, 0x3047,
3478 (uint8_t *)&fx_iocb, sizeof(struct fxdisc_entry_fx00));
3480 memcpy((void *)pfxiocb, &fx_iocb,
3481 sizeof(struct fxdisc_entry_fx00));