1 // SPDX-License-Identifier: GPL-2.0-only
3 * QLogic Fibre Channel HBA Driver
4 * Copyright (c) 2003-2014 QLogic Corporation
7 #include <linux/delay.h>
8 #include <linux/ktime.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;
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_perm_failure) {
56 ql_log(ql_log_warn, vha, 0x115c,
57 "PCI channel failed permanently, exiting.\n");
58 return QLA_FUNCTION_TIMEOUT;
61 if (vha->device_flags & DFLG_DEV_FAILED) {
62 ql_log(ql_log_warn, vha, 0x115f,
63 "Device in failed state, exiting.\n");
64 return QLA_FUNCTION_TIMEOUT;
68 io_lock_on = base_vha->flags.init_done;
71 abort_active = test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
73 if (ha->flags.pci_channel_io_perm_failure) {
74 ql_log(ql_log_warn, vha, 0x1175,
75 "Perm failure on EEH timeout MBX, exiting.\n");
76 return QLA_FUNCTION_TIMEOUT;
79 if (ha->flags.isp82xx_fw_hung) {
80 /* Setting Link-Down error */
81 mcp->mb[0] = MBS_LINK_DOWN_ERROR;
82 ql_log(ql_log_warn, vha, 0x1176,
83 "FW hung = %d.\n", ha->flags.isp82xx_fw_hung);
84 rval = QLA_FUNCTION_FAILED;
89 * Wait for active mailbox commands to finish by waiting at most tov
90 * seconds. This is to serialize actual issuing of mailbox cmds during
93 if (!wait_for_completion_timeout(&ha->mbx_cmd_comp, mcp->tov * HZ)) {
94 /* Timeout occurred. Return error. */
95 ql_log(ql_log_warn, vha, 0x1177,
96 "Cmd access timeout, cmd=0x%x, Exiting.\n",
98 return QLA_FUNCTION_TIMEOUT;
101 ha->flags.mbox_busy = 1;
102 /* Save mailbox command for debug */
105 ql_dbg(ql_dbg_mbx, vha, 0x1178,
106 "Prepare to issue mbox cmd=0x%x.\n", mcp->mb[0]);
108 spin_lock_irqsave(&ha->hardware_lock, flags);
110 /* Load mailbox registers. */
111 optr = ®->ispfx00.mailbox0;
114 command = mcp->mb[0];
115 mboxes = mcp->out_mb;
117 for (cnt = 0; cnt < ha->mbx_count; cnt++) {
119 wrt_reg_dword(optr, *iptr);
126 /* Issue set host interrupt command to send cmd out. */
127 ha->flags.mbox_int = 0;
128 clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
130 ql_dump_buffer(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1172,
131 (uint8_t *)mcp->mb, 16);
132 ql_dump_buffer(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1173,
133 ((uint8_t *)mcp->mb + 0x10), 16);
134 ql_dump_buffer(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1174,
135 ((uint8_t *)mcp->mb + 0x20), 8);
137 /* Unlock mbx registers and wait for interrupt */
138 ql_dbg(ql_dbg_mbx, vha, 0x1179,
139 "Going to unlock irq & waiting for interrupts. "
140 "jiffies=%lx.\n", jiffies);
142 /* Wait for mbx cmd completion until timeout */
143 if ((!abort_active && io_lock_on) || IS_NOPOLLING_TYPE(ha)) {
144 set_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags);
146 QLAFX00_SET_HST_INTR(ha, ha->mbx_intr_code);
147 spin_unlock_irqrestore(&ha->hardware_lock, flags);
149 WARN_ON_ONCE(wait_for_completion_timeout(&ha->mbx_intr_comp,
150 mcp->tov * HZ) != 0);
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=%x mbx[0]=%x, mb[1]=%x, mb[2]=%x, mb[3]=%x, cmd=%x ****.\n",
275 rval, mcp->mb[0], mcp->mb[1], mcp->mb[2], mcp->mb[3],
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_is_pcie(ha->pdev))
511 pcie_set_readrq(ha->pdev, 2048);
513 ha->chip_revision = ha->pdev->revision;
519 * qlafx00_soc_cpu_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;
532 spin_lock_irqsave(&ha->hardware_lock, flags);
534 QLAFX00_SET_HBA_SOC_REG(ha, 0x80004, 0);
535 QLAFX00_SET_HBA_SOC_REG(ha, 0x82004, 0);
537 /* stop the XOR DMA engines */
538 QLAFX00_SET_HBA_SOC_REG(ha, 0x60920, 0x02);
539 QLAFX00_SET_HBA_SOC_REG(ha, 0x60924, 0x02);
540 QLAFX00_SET_HBA_SOC_REG(ha, 0xf0920, 0x02);
541 QLAFX00_SET_HBA_SOC_REG(ha, 0xf0924, 0x02);
543 /* stop the IDMA engines */
544 reg_val = QLAFX00_GET_HBA_SOC_REG(ha, 0x60840);
546 QLAFX00_SET_HBA_SOC_REG(ha, 0x60840, reg_val);
548 reg_val = QLAFX00_GET_HBA_SOC_REG(ha, 0x60844);
550 QLAFX00_SET_HBA_SOC_REG(ha, 0x60844, reg_val);
552 reg_val = QLAFX00_GET_HBA_SOC_REG(ha, 0x60848);
554 QLAFX00_SET_HBA_SOC_REG(ha, 0x60848, reg_val);
556 reg_val = QLAFX00_GET_HBA_SOC_REG(ha, 0x6084C);
558 QLAFX00_SET_HBA_SOC_REG(ha, 0x6084C, reg_val);
560 for (i = 0; i < 100000; i++) {
561 if ((QLAFX00_GET_HBA_SOC_REG(ha, 0xd0000) & 0x10000000) == 0 &&
562 (QLAFX00_GET_HBA_SOC_REG(ha, 0x10600) & 0x1) == 0)
567 /* Set all 4 cores in reset */
568 for (i = 0; i < 4; i++) {
569 QLAFX00_SET_HBA_SOC_REG(ha,
570 (SOC_SW_RST_CONTROL_REG_CORE0 + 8*i), (0xF01));
571 QLAFX00_SET_HBA_SOC_REG(ha,
572 (SOC_SW_RST_CONTROL_REG_CORE0 + 4 + 8*i), (0x01010101));
575 /* Reset all units in Fabric */
576 QLAFX00_SET_HBA_SOC_REG(ha, SOC_FABRIC_RST_CONTROL_REG, (0x011f0101));
579 QLAFX00_SET_HBA_SOC_REG(ha, 0x10610, 1);
580 QLAFX00_SET_HBA_SOC_REG(ha, 0x10600, 0);
582 /* Set all 4 core Memory Power Down Registers */
583 for (i = 0; i < 5; i++) {
584 QLAFX00_SET_HBA_SOC_REG(ha,
585 (SOC_PWR_MANAGEMENT_PWR_DOWN_REG + 4*i), (0x0));
588 /* Reset all interrupt control registers */
589 for (i = 0; i < 115; i++) {
590 QLAFX00_SET_HBA_SOC_REG(ha,
591 (SOC_INTERRUPT_SOURCE_I_CONTROL_REG + 4*i), (0x0));
594 /* Reset Timers control registers. per core */
595 for (core = 0; core < 4; core++)
596 for (i = 0; i < 8; i++)
597 QLAFX00_SET_HBA_SOC_REG(ha,
598 (SOC_CORE_TIMER_REG + 0x100*core + 4*i), (0x0));
600 /* Reset per core IRQ ack register */
601 for (core = 0; core < 4; core++)
602 QLAFX00_SET_HBA_SOC_REG(ha,
603 (SOC_IRQ_ACK_REG + 0x100*core), (0x3FF));
605 /* Set Fabric control and config to defaults */
606 QLAFX00_SET_HBA_SOC_REG(ha, SOC_FABRIC_CONTROL_REG, (0x2));
607 QLAFX00_SET_HBA_SOC_REG(ha, SOC_FABRIC_CONFIG_REG, (0x3));
609 /* Kick in Fabric units */
610 QLAFX00_SET_HBA_SOC_REG(ha, SOC_FABRIC_RST_CONTROL_REG, (0x0));
612 /* Kick in Core0 to start boot process */
613 QLAFX00_SET_HBA_SOC_REG(ha, SOC_SW_RST_CONTROL_REG_CORE0, (0xF00));
615 spin_unlock_irqrestore(&ha->hardware_lock, flags);
617 /* Wait 10secs for soft-reset to complete. */
618 for (cnt = 10; cnt; cnt--) {
625 * qlafx00_soft_reset() - Soft Reset ISPFx00.
628 * Returns 0 on success.
631 qlafx00_soft_reset(scsi_qla_host_t *vha)
633 struct qla_hw_data *ha = vha->hw;
634 int rval = QLA_FUNCTION_FAILED;
636 if (unlikely(pci_channel_offline(ha->pdev) &&
637 ha->flags.pci_channel_io_perm_failure))
640 ha->isp_ops->disable_intrs(ha);
641 qlafx00_soc_cpu_reset(vha);
647 * qlafx00_chip_diag() - Test ISPFx00 for proper operation.
650 * Returns 0 on success.
653 qlafx00_chip_diag(scsi_qla_host_t *vha)
656 struct qla_hw_data *ha = vha->hw;
657 struct req_que *req = ha->req_q_map[0];
659 ha->fw_transfer_size = REQUEST_ENTRY_SIZE * req->length;
661 rval = qlafx00_mbx_reg_test(vha);
663 ql_log(ql_log_warn, vha, 0x1165,
664 "Failed mailbox send register test\n");
666 /* Flag a successful rval */
673 qlafx00_config_rings(struct scsi_qla_host *vha)
675 struct qla_hw_data *ha = vha->hw;
676 struct device_reg_fx00 __iomem *reg = &ha->iobase->ispfx00;
678 wrt_reg_dword(®->req_q_in, 0);
679 wrt_reg_dword(®->req_q_out, 0);
681 wrt_reg_dword(®->rsp_q_in, 0);
682 wrt_reg_dword(®->rsp_q_out, 0);
685 rd_reg_dword(®->rsp_q_out);
689 qlafx00_pci_info_str(struct scsi_qla_host *vha, char *str, size_t str_len)
691 struct qla_hw_data *ha = vha->hw;
693 if (pci_is_pcie(ha->pdev))
694 strlcpy(str, "PCIe iSA", str_len);
699 qlafx00_fw_version_str(struct scsi_qla_host *vha, char *str, size_t size)
701 struct qla_hw_data *ha = vha->hw;
703 snprintf(str, size, "%s", ha->mr.fw_version);
708 qlafx00_enable_intrs(struct qla_hw_data *ha)
710 unsigned long flags = 0;
712 spin_lock_irqsave(&ha->hardware_lock, flags);
713 ha->interrupts_on = 1;
714 QLAFX00_ENABLE_ICNTRL_REG(ha);
715 spin_unlock_irqrestore(&ha->hardware_lock, flags);
719 qlafx00_disable_intrs(struct qla_hw_data *ha)
721 unsigned long flags = 0;
723 spin_lock_irqsave(&ha->hardware_lock, flags);
724 ha->interrupts_on = 0;
725 QLAFX00_DISABLE_ICNTRL_REG(ha);
726 spin_unlock_irqrestore(&ha->hardware_lock, flags);
730 qlafx00_abort_target(fc_port_t *fcport, uint64_t l, int tag)
732 return qla2x00_async_tm_cmd(fcport, TCF_TARGET_RESET, l, tag);
736 qlafx00_lun_reset(fc_port_t *fcport, uint64_t l, int tag)
738 return qla2x00_async_tm_cmd(fcport, TCF_LUN_RESET, l, tag);
742 qlafx00_iospace_config(struct qla_hw_data *ha)
744 if (pci_request_selected_regions(ha->pdev, ha->bars,
745 QLA2XXX_DRIVER_NAME)) {
746 ql_log_pci(ql_log_fatal, ha->pdev, 0x014e,
747 "Failed to reserve PIO/MMIO regions (%s), aborting.\n",
749 goto iospace_error_exit;
752 /* Use MMIO operations for all accesses. */
753 if (!(pci_resource_flags(ha->pdev, 0) & IORESOURCE_MEM)) {
754 ql_log_pci(ql_log_warn, ha->pdev, 0x014f,
755 "Invalid pci I/O region size (%s).\n",
757 goto iospace_error_exit;
759 if (pci_resource_len(ha->pdev, 0) < BAR0_LEN_FX00) {
760 ql_log_pci(ql_log_warn, ha->pdev, 0x0127,
761 "Invalid PCI mem BAR0 region size (%s), aborting\n",
763 goto iospace_error_exit;
767 ioremap(pci_resource_start(ha->pdev, 0), BAR0_LEN_FX00);
769 ql_log_pci(ql_log_fatal, ha->pdev, 0x0128,
770 "cannot remap MMIO (%s), aborting\n", pci_name(ha->pdev));
771 goto iospace_error_exit;
774 if (!(pci_resource_flags(ha->pdev, 2) & IORESOURCE_MEM)) {
775 ql_log_pci(ql_log_warn, ha->pdev, 0x0129,
776 "region #2 not an MMIO resource (%s), aborting\n",
778 goto iospace_error_exit;
780 if (pci_resource_len(ha->pdev, 2) < BAR2_LEN_FX00) {
781 ql_log_pci(ql_log_warn, ha->pdev, 0x012a,
782 "Invalid PCI mem BAR2 region size (%s), aborting\n",
784 goto iospace_error_exit;
788 ioremap(pci_resource_start(ha->pdev, 2), BAR2_LEN_FX00);
790 ql_log_pci(ql_log_fatal, ha->pdev, 0x012b,
791 "cannot remap MMIO (%s), aborting\n", pci_name(ha->pdev));
792 goto iospace_error_exit;
795 /* Determine queue resources */
796 ha->max_req_queues = ha->max_rsp_queues = 1;
798 ql_log_pci(ql_log_info, ha->pdev, 0x012c,
799 "Bars 0x%x, iobase0 0x%p, iobase2 0x%p\n",
800 ha->bars, ha->cregbase, ha->iobase);
809 qlafx00_save_queue_ptrs(struct scsi_qla_host *vha)
811 struct qla_hw_data *ha = vha->hw;
812 struct req_que *req = ha->req_q_map[0];
813 struct rsp_que *rsp = ha->rsp_q_map[0];
815 req->length_fx00 = req->length;
816 req->ring_fx00 = req->ring;
817 req->dma_fx00 = req->dma;
819 rsp->length_fx00 = rsp->length;
820 rsp->ring_fx00 = rsp->ring;
821 rsp->dma_fx00 = rsp->dma;
823 ql_dbg(ql_dbg_init, vha, 0x012d,
824 "req: %p, ring_fx00: %p, length_fx00: 0x%x,"
825 "req->dma_fx00: 0x%llx\n", req, req->ring_fx00,
826 req->length_fx00, (u64)req->dma_fx00);
828 ql_dbg(ql_dbg_init, vha, 0x012e,
829 "rsp: %p, ring_fx00: %p, length_fx00: 0x%x,"
830 "rsp->dma_fx00: 0x%llx\n", rsp, rsp->ring_fx00,
831 rsp->length_fx00, (u64)rsp->dma_fx00);
835 qlafx00_config_queues(struct scsi_qla_host *vha)
837 struct qla_hw_data *ha = vha->hw;
838 struct req_que *req = ha->req_q_map[0];
839 struct rsp_que *rsp = ha->rsp_q_map[0];
840 dma_addr_t bar2_hdl = pci_resource_start(ha->pdev, 2);
842 req->length = ha->req_que_len;
843 req->ring = (void __force *)ha->iobase + ha->req_que_off;
844 req->dma = bar2_hdl + ha->req_que_off;
845 if ((!req->ring) || (req->length == 0)) {
846 ql_log_pci(ql_log_info, ha->pdev, 0x012f,
847 "Unable to allocate memory for req_ring\n");
848 return QLA_FUNCTION_FAILED;
851 ql_dbg(ql_dbg_init, vha, 0x0130,
852 "req: %p req_ring pointer %p req len 0x%x "
853 "req off 0x%x\n, req->dma: 0x%llx",
854 req, req->ring, req->length,
855 ha->req_que_off, (u64)req->dma);
857 rsp->length = ha->rsp_que_len;
858 rsp->ring = (void __force *)ha->iobase + ha->rsp_que_off;
859 rsp->dma = bar2_hdl + ha->rsp_que_off;
860 if ((!rsp->ring) || (rsp->length == 0)) {
861 ql_log_pci(ql_log_info, ha->pdev, 0x0131,
862 "Unable to allocate memory for rsp_ring\n");
863 return QLA_FUNCTION_FAILED;
866 ql_dbg(ql_dbg_init, vha, 0x0132,
867 "rsp: %p rsp_ring pointer %p rsp len 0x%x "
868 "rsp off 0x%x, rsp->dma: 0x%llx\n",
869 rsp, rsp->ring, rsp->length,
870 ha->rsp_que_off, (u64)rsp->dma);
876 qlafx00_init_fw_ready(scsi_qla_host_t *vha)
880 uint16_t wait_time; /* Wait time */
881 struct qla_hw_data *ha = vha->hw;
882 struct device_reg_fx00 __iomem *reg = &ha->iobase->ispfx00;
883 uint32_t aenmbx, aenmbx7 = 0;
888 /* 30 seconds wait - Adjust if required */
891 pseudo_aen = rd_reg_dword(®->pseudoaen);
892 if (pseudo_aen == 1) {
893 aenmbx7 = rd_reg_dword(®->initval7);
894 ha->mbx_intr_code = MSW(aenmbx7);
895 ha->rqstq_intr_code = LSW(aenmbx7);
896 rval = qlafx00_driver_shutdown(vha, 10);
897 if (rval != QLA_SUCCESS)
898 qlafx00_soft_reset(vha);
901 /* wait time before firmware ready */
902 wtime = jiffies + (wait_time * HZ);
904 aenmbx = rd_reg_dword(®->aenmailbox0);
906 ql_dbg(ql_dbg_mbx, vha, 0x0133,
907 "aenmbx: 0x%x\n", aenmbx);
910 case MBA_FW_NOT_STARTED:
911 case MBA_FW_STARTING:
915 case MBA_REQ_TRANSFER_ERR:
916 case MBA_RSP_TRANSFER_ERR:
917 case MBA_FW_INIT_FAILURE:
918 qlafx00_soft_reset(vha);
921 case MBA_FW_RESTART_CMPLT:
922 /* Set the mbx and rqstq intr code */
923 aenmbx7 = rd_reg_dword(®->aenmailbox7);
924 ha->mbx_intr_code = MSW(aenmbx7);
925 ha->rqstq_intr_code = LSW(aenmbx7);
926 ha->req_que_off = rd_reg_dword(®->aenmailbox1);
927 ha->rsp_que_off = rd_reg_dword(®->aenmailbox3);
928 ha->req_que_len = rd_reg_dword(®->aenmailbox5);
929 ha->rsp_que_len = rd_reg_dword(®->aenmailbox6);
930 wrt_reg_dword(®->aenmailbox0, 0);
931 rd_reg_dword_relaxed(®->aenmailbox0);
932 ql_dbg(ql_dbg_init, vha, 0x0134,
933 "f/w returned mbx_intr_code: 0x%x, "
934 "rqstq_intr_code: 0x%x\n",
935 ha->mbx_intr_code, ha->rqstq_intr_code);
936 QLAFX00_CLR_INTR_REG(ha, QLAFX00_HST_INT_STS_BITS);
942 if ((aenmbx & 0xFF00) == MBA_FW_INIT_INPROGRESS)
945 /* If fw is apparently not ready. In order to continue,
946 * we might need to issue Mbox cmd, but the problem is
947 * that the DoorBell vector values that come with the
948 * 8060 AEN are most likely gone by now (and thus no
949 * bell would be rung on the fw side when mbox cmd is
950 * issued). We have to therefore grab the 8060 AEN
951 * shadow regs (filled in by FW when the last 8060
952 * AEN was being posted).
953 * Do the following to determine what is needed in
954 * order to get the FW ready:
955 * 1. reload the 8060 AEN values from the shadow regs
956 * 2. clear int status to get rid of possible pending
958 * 3. issue Get FW State Mbox cmd to determine fw state
959 * Set the mbx and rqstq intr code from Shadow Regs
961 aenmbx7 = rd_reg_dword(®->initval7);
962 ha->mbx_intr_code = MSW(aenmbx7);
963 ha->rqstq_intr_code = LSW(aenmbx7);
964 ha->req_que_off = rd_reg_dword(®->initval1);
965 ha->rsp_que_off = rd_reg_dword(®->initval3);
966 ha->req_que_len = rd_reg_dword(®->initval5);
967 ha->rsp_que_len = rd_reg_dword(®->initval6);
968 ql_dbg(ql_dbg_init, vha, 0x0135,
969 "f/w returned mbx_intr_code: 0x%x, "
970 "rqstq_intr_code: 0x%x\n",
971 ha->mbx_intr_code, ha->rqstq_intr_code);
972 QLAFX00_CLR_INTR_REG(ha, QLAFX00_HST_INT_STS_BITS);
974 /* Get the FW state */
975 rval = qlafx00_get_firmware_state(vha, state);
976 if (rval != QLA_SUCCESS) {
977 /* Retry if timer has not expired */
981 if (state[0] == FSTATE_FX00_CONFIG_WAIT) {
982 /* Firmware is waiting to be
983 * initialized by driver
990 /* Issue driver shutdown and wait until f/w recovers.
991 * Driver should continue to poll until 8060 AEN is
992 * received indicating firmware recovery.
994 ql_dbg(ql_dbg_init, vha, 0x0136,
995 "Sending Driver shutdown fw_state 0x%x\n",
998 rval = qlafx00_driver_shutdown(vha, 10);
999 if (rval != QLA_SUCCESS) {
1000 rval = QLA_FUNCTION_FAILED;
1005 wtime = jiffies + (wait_time * HZ);
1010 if (time_after_eq(jiffies, wtime)) {
1011 ql_dbg(ql_dbg_init, vha, 0x0137,
1012 "Init f/w failed: aen[7]: 0x%x\n",
1013 rd_reg_dword(®->aenmailbox7));
1014 rval = QLA_FUNCTION_FAILED;
1018 /* Delay for a while */
1024 ql_dbg(ql_dbg_init, vha, 0x0138,
1025 "%s **** FAILED ****.\n", __func__);
1027 ql_dbg(ql_dbg_init, vha, 0x0139,
1028 "%s **** SUCCESS ****.\n", __func__);
1034 * qlafx00_fw_ready() - Waits for firmware ready.
1037 * Returns 0 on success.
1040 qlafx00_fw_ready(scsi_qla_host_t *vha)
1043 unsigned long wtime;
1044 uint16_t wait_time; /* Wait time if loop is coming ready */
1051 /* wait time before firmware ready */
1052 wtime = jiffies + (wait_time * HZ);
1054 /* Wait for ISP to finish init */
1055 if (!vha->flags.init_done)
1056 ql_dbg(ql_dbg_init, vha, 0x013a,
1057 "Waiting for init to complete...\n");
1060 rval = qlafx00_get_firmware_state(vha, state);
1062 if (rval == QLA_SUCCESS) {
1063 if (state[0] == FSTATE_FX00_INITIALIZED) {
1064 ql_dbg(ql_dbg_init, vha, 0x013b,
1065 "fw_state=%x\n", state[0]);
1070 rval = QLA_FUNCTION_FAILED;
1072 if (time_after_eq(jiffies, wtime))
1075 /* Delay for a while */
1078 ql_dbg(ql_dbg_init, vha, 0x013c,
1079 "fw_state=%x curr time=%lx.\n", state[0], jiffies);
1084 ql_dbg(ql_dbg_init, vha, 0x013d,
1085 "Firmware ready **** FAILED ****.\n");
1087 ql_dbg(ql_dbg_init, vha, 0x013e,
1088 "Firmware ready **** SUCCESS ****.\n");
1094 qlafx00_find_all_targets(scsi_qla_host_t *vha,
1095 struct list_head *new_fcports)
1099 fc_port_t *fcport, *new_fcport;
1101 struct qla_hw_data *ha = vha->hw;
1105 if (!test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags))
1106 return QLA_FUNCTION_FAILED;
1108 if ((atomic_read(&vha->loop_down_timer) ||
1109 STATE_TRANSITION(vha))) {
1110 atomic_set(&vha->loop_down_timer, 0);
1111 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1112 return QLA_FUNCTION_FAILED;
1115 ql_dbg(ql_dbg_disc + ql_dbg_init, vha, 0x2088,
1116 "Listing Target bit map...\n");
1117 ql_dump_buffer(ql_dbg_disc + ql_dbg_init, vha, 0x2089,
1120 /* Allocate temporary rmtport for any new rmtports discovered. */
1121 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
1122 if (new_fcport == NULL)
1123 return QLA_MEMORY_ALLOC_FAILED;
1125 for_each_set_bit(tgt_id, (void *)ha->gid_list,
1126 QLAFX00_TGT_NODE_LIST_SIZE) {
1128 /* Send get target node info */
1129 new_fcport->tgt_id = tgt_id;
1130 rval = qlafx00_fx_disc(vha, new_fcport,
1131 FXDISC_GET_TGT_NODE_INFO);
1132 if (rval != QLA_SUCCESS) {
1133 ql_log(ql_log_warn, vha, 0x208a,
1134 "Target info scan failed -- assuming zero-entry "
1139 /* Locate matching device in database. */
1141 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1142 if (memcmp(new_fcport->port_name,
1143 fcport->port_name, WWN_SIZE))
1149 * If tgt_id is same and state FCS_ONLINE, nothing
1152 if (fcport->tgt_id == new_fcport->tgt_id &&
1153 atomic_read(&fcport->state) == FCS_ONLINE)
1157 * Tgt ID changed or device was marked to be updated.
1159 ql_dbg(ql_dbg_disc + ql_dbg_init, vha, 0x208b,
1160 "TGT-ID Change(%s): Present tgt id: "
1162 "wwnn = %llx wwpn = %llx.\n",
1163 __func__, fcport->tgt_id,
1164 atomic_read(&fcport->state),
1165 (unsigned long long)wwn_to_u64(fcport->node_name),
1166 (unsigned long long)wwn_to_u64(fcport->port_name));
1168 ql_log(ql_log_info, vha, 0x208c,
1169 "TGT-ID Announce(%s): Discovered tgt "
1170 "id 0x%x wwnn = %llx "
1171 "wwpn = %llx.\n", __func__, new_fcport->tgt_id,
1172 (unsigned long long)
1173 wwn_to_u64(new_fcport->node_name),
1174 (unsigned long long)
1175 wwn_to_u64(new_fcport->port_name));
1177 if (atomic_read(&fcport->state) != FCS_ONLINE) {
1178 fcport->old_tgt_id = fcport->tgt_id;
1179 fcport->tgt_id = new_fcport->tgt_id;
1180 ql_log(ql_log_info, vha, 0x208d,
1181 "TGT-ID: New fcport Added: %p\n", fcport);
1182 qla2x00_update_fcport(vha, fcport);
1184 ql_log(ql_log_info, vha, 0x208e,
1185 " Existing TGT-ID %x did not get "
1186 " offline event from firmware.\n",
1187 fcport->old_tgt_id);
1188 qla2x00_mark_device_lost(vha, fcport, 0);
1189 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1190 qla2x00_free_fcport(new_fcport);
1199 /* If device was not in our fcports list, then add it. */
1200 list_add_tail(&new_fcport->list, new_fcports);
1202 /* Allocate a new replacement fcport. */
1203 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
1204 if (new_fcport == NULL)
1205 return QLA_MEMORY_ALLOC_FAILED;
1208 qla2x00_free_fcport(new_fcport);
1213 * qlafx00_configure_all_targets
1214 * Setup target devices with node ID's.
1217 * ha = adapter block pointer.
1224 qlafx00_configure_all_targets(scsi_qla_host_t *vha)
1227 fc_port_t *fcport, *rmptemp;
1228 LIST_HEAD(new_fcports);
1230 rval = qlafx00_fx_disc(vha, &vha->hw->mr.fcport,
1231 FXDISC_GET_TGT_NODE_LIST);
1232 if (rval != QLA_SUCCESS) {
1233 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1237 rval = qlafx00_find_all_targets(vha, &new_fcports);
1238 if (rval != QLA_SUCCESS) {
1239 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1244 * Delete all previous devices marked lost.
1246 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1247 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
1250 if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) {
1251 if (fcport->port_type != FCT_INITIATOR)
1252 qla2x00_mark_device_lost(vha, fcport, 0);
1257 * Add the new devices to our devices list.
1259 list_for_each_entry_safe(fcport, rmptemp, &new_fcports, list) {
1260 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
1263 qla2x00_update_fcport(vha, fcport);
1264 list_move_tail(&fcport->list, &vha->vp_fcports);
1265 ql_log(ql_log_info, vha, 0x208f,
1266 "Attach new target id 0x%x wwnn = %llx "
1269 (unsigned long long)wwn_to_u64(fcport->node_name),
1270 (unsigned long long)wwn_to_u64(fcport->port_name));
1273 /* Free all new device structures not processed. */
1274 list_for_each_entry_safe(fcport, rmptemp, &new_fcports, list) {
1275 list_del(&fcport->list);
1276 qla2x00_free_fcport(fcport);
1283 * qlafx00_configure_devices
1284 * Updates Fibre Channel Device Database with what is actually on loop.
1287 * ha = adapter block pointer.
1292 * 2 = database was full and device was not configured.
1295 qlafx00_configure_devices(scsi_qla_host_t *vha)
1298 unsigned long flags;
1302 flags = vha->dpc_flags;
1304 ql_dbg(ql_dbg_disc, vha, 0x2090,
1305 "Configure devices -- dpc flags =0x%lx\n", flags);
1307 rval = qlafx00_configure_all_targets(vha);
1309 if (rval == QLA_SUCCESS) {
1310 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) {
1311 rval = QLA_FUNCTION_FAILED;
1313 atomic_set(&vha->loop_state, LOOP_READY);
1314 ql_log(ql_log_info, vha, 0x2091,
1320 ql_dbg(ql_dbg_disc, vha, 0x2092,
1321 "%s *** FAILED ***.\n", __func__);
1323 ql_dbg(ql_dbg_disc, vha, 0x2093,
1324 "%s: exiting normally.\n", __func__);
1330 qlafx00_abort_isp_cleanup(scsi_qla_host_t *vha, bool critemp)
1332 struct qla_hw_data *ha = vha->hw;
1335 vha->flags.online = 0;
1336 ha->mr.fw_hbt_en = 0;
1339 ha->flags.chip_reset_done = 0;
1340 clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1341 vha->qla_stats.total_isp_aborts++;
1342 ql_log(ql_log_info, vha, 0x013f,
1343 "Performing ISP error recovery - ha = %p.\n", ha);
1344 ha->isp_ops->reset_chip(vha);
1347 if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
1348 atomic_set(&vha->loop_state, LOOP_DOWN);
1349 atomic_set(&vha->loop_down_timer,
1350 QLAFX00_LOOP_DOWN_TIME);
1352 if (!atomic_read(&vha->loop_down_timer))
1353 atomic_set(&vha->loop_down_timer,
1354 QLAFX00_LOOP_DOWN_TIME);
1357 /* Clear all async request states across all VPs. */
1358 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1360 if (atomic_read(&fcport->state) == FCS_ONLINE)
1361 qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST);
1364 if (!ha->flags.eeh_busy) {
1366 qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16);
1368 /* Requeue all commands in outstanding command list. */
1369 qla2x00_abort_all_cmds(vha, DID_RESET << 16);
1373 qla2x00_free_irqs(vha);
1375 set_bit(FX00_CRITEMP_RECOVERY, &vha->dpc_flags);
1377 set_bit(FX00_RESET_RECOVERY, &vha->dpc_flags);
1379 /* Clear the Interrupts */
1380 QLAFX00_CLR_INTR_REG(ha, QLAFX00_HST_INT_STS_BITS);
1382 ql_log(ql_log_info, vha, 0x0140,
1383 "%s Done done - ha=%p.\n", __func__, ha);
1387 * qlafx00_init_response_q_entries() - Initializes response queue entries.
1388 * @rsp: response queue
1390 * Beginning of request ring has initialization control block already built
1391 * by nvram config routine.
1393 * Returns 0 on success.
1396 qlafx00_init_response_q_entries(struct rsp_que *rsp)
1401 rsp->ring_ptr = rsp->ring;
1402 rsp->ring_index = 0;
1403 rsp->status_srb = NULL;
1404 pkt = rsp->ring_ptr;
1405 for (cnt = 0; cnt < rsp->length; cnt++) {
1406 pkt->signature = RESPONSE_PROCESSED;
1407 wrt_reg_dword((void __force __iomem *)&pkt->signature,
1408 RESPONSE_PROCESSED);
1414 qlafx00_rescan_isp(scsi_qla_host_t *vha)
1416 uint32_t status = QLA_FUNCTION_FAILED;
1417 struct qla_hw_data *ha = vha->hw;
1418 struct device_reg_fx00 __iomem *reg = &ha->iobase->ispfx00;
1421 qla2x00_request_irqs(ha, ha->rsp_q_map[0]);
1423 aenmbx7 = rd_reg_dword(®->aenmailbox7);
1424 ha->mbx_intr_code = MSW(aenmbx7);
1425 ha->rqstq_intr_code = LSW(aenmbx7);
1426 ha->req_que_off = rd_reg_dword(®->aenmailbox1);
1427 ha->rsp_que_off = rd_reg_dword(®->aenmailbox3);
1428 ha->req_que_len = rd_reg_dword(®->aenmailbox5);
1429 ha->rsp_que_len = rd_reg_dword(®->aenmailbox6);
1431 ql_dbg(ql_dbg_disc, vha, 0x2094,
1432 "fw returned mbx_intr_code: 0x%x, rqstq_intr_code: 0x%x "
1433 " Req que offset 0x%x Rsp que offset 0x%x\n",
1434 ha->mbx_intr_code, ha->rqstq_intr_code,
1435 ha->req_que_off, ha->rsp_que_len);
1437 /* Clear the Interrupts */
1438 QLAFX00_CLR_INTR_REG(ha, QLAFX00_HST_INT_STS_BITS);
1440 status = qla2x00_init_rings(vha);
1442 vha->flags.online = 1;
1444 /* if no cable then assume it's good */
1445 if ((vha->device_flags & DFLG_NO_CABLE))
1447 /* Register system information */
1448 if (qlafx00_fx_disc(vha,
1449 &vha->hw->mr.fcport, FXDISC_REG_HOST_INFO))
1450 ql_dbg(ql_dbg_disc, vha, 0x2095,
1451 "failed to register host info\n");
1453 scsi_unblock_requests(vha->host);
1458 qlafx00_timer_routine(scsi_qla_host_t *vha)
1460 struct qla_hw_data *ha = vha->hw;
1461 uint32_t fw_heart_beat;
1463 struct device_reg_fx00 __iomem *reg = &ha->iobase->ispfx00;
1466 /* Check firmware health */
1467 if (ha->mr.fw_hbt_cnt)
1468 ha->mr.fw_hbt_cnt--;
1470 if ((!ha->flags.mr_reset_hdlr_active) &&
1471 (!test_bit(UNLOADING, &vha->dpc_flags)) &&
1472 (!test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) &&
1473 (ha->mr.fw_hbt_en)) {
1474 fw_heart_beat = rd_reg_dword(®->fwheartbeat);
1475 if (fw_heart_beat != ha->mr.old_fw_hbt_cnt) {
1476 ha->mr.old_fw_hbt_cnt = fw_heart_beat;
1477 ha->mr.fw_hbt_miss_cnt = 0;
1479 ha->mr.fw_hbt_miss_cnt++;
1480 if (ha->mr.fw_hbt_miss_cnt ==
1481 QLAFX00_HEARTBEAT_MISS_CNT) {
1482 set_bit(ISP_ABORT_NEEDED,
1484 qla2xxx_wake_dpc(vha);
1485 ha->mr.fw_hbt_miss_cnt = 0;
1489 ha->mr.fw_hbt_cnt = QLAFX00_HEARTBEAT_INTERVAL;
1492 if (test_bit(FX00_RESET_RECOVERY, &vha->dpc_flags)) {
1493 /* Reset recovery to be performed in timer routine */
1494 aenmbx0 = rd_reg_dword(®->aenmailbox0);
1495 if (ha->mr.fw_reset_timer_exp) {
1496 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1497 qla2xxx_wake_dpc(vha);
1498 ha->mr.fw_reset_timer_exp = 0;
1499 } else if (aenmbx0 == MBA_FW_RESTART_CMPLT) {
1500 /* Wake up DPC to rescan the targets */
1501 set_bit(FX00_TARGET_SCAN, &vha->dpc_flags);
1502 clear_bit(FX00_RESET_RECOVERY, &vha->dpc_flags);
1503 qla2xxx_wake_dpc(vha);
1504 ha->mr.fw_reset_timer_tick = QLAFX00_RESET_INTERVAL;
1505 } else if ((aenmbx0 == MBA_FW_STARTING) &&
1506 (!ha->mr.fw_hbt_en)) {
1507 ha->mr.fw_hbt_en = 1;
1508 } else if (!ha->mr.fw_reset_timer_tick) {
1509 if (aenmbx0 == ha->mr.old_aenmbx0_state)
1510 ha->mr.fw_reset_timer_exp = 1;
1511 ha->mr.fw_reset_timer_tick = QLAFX00_RESET_INTERVAL;
1512 } else if (aenmbx0 == 0xFFFFFFFF) {
1513 uint32_t data0, data1;
1515 data0 = QLAFX00_RD_REG(ha,
1516 QLAFX00_BAR1_BASE_ADDR_REG);
1517 data1 = QLAFX00_RD_REG(ha,
1518 QLAFX00_PEX0_WIN0_BASE_ADDR_REG);
1520 data0 &= 0xffff0000;
1521 data1 &= 0x0000ffff;
1524 QLAFX00_PEX0_WIN0_BASE_ADDR_REG,
1526 } else if ((aenmbx0 & 0xFF00) == MBA_FW_POLL_STATE) {
1527 ha->mr.fw_reset_timer_tick =
1528 QLAFX00_MAX_RESET_INTERVAL;
1529 } else if (aenmbx0 == MBA_FW_RESET_FCT) {
1530 ha->mr.fw_reset_timer_tick =
1531 QLAFX00_MAX_RESET_INTERVAL;
1533 if (ha->mr.old_aenmbx0_state != aenmbx0) {
1534 ha->mr.old_aenmbx0_state = aenmbx0;
1535 ha->mr.fw_reset_timer_tick = QLAFX00_RESET_INTERVAL;
1537 ha->mr.fw_reset_timer_tick--;
1539 if (test_bit(FX00_CRITEMP_RECOVERY, &vha->dpc_flags)) {
1541 * Critical temperature recovery to be
1542 * performed in timer routine
1544 if (ha->mr.fw_critemp_timer_tick == 0) {
1545 tempc = QLAFX00_GET_TEMPERATURE(ha);
1546 ql_dbg(ql_dbg_timer, vha, 0x6012,
1547 "ISPFx00(%s): Critical temp timer, "
1548 "current SOC temperature: %d\n",
1550 if (tempc < ha->mr.critical_temperature) {
1551 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1552 clear_bit(FX00_CRITEMP_RECOVERY,
1554 qla2xxx_wake_dpc(vha);
1556 ha->mr.fw_critemp_timer_tick =
1557 QLAFX00_CRITEMP_INTERVAL;
1559 ha->mr.fw_critemp_timer_tick--;
1562 if (ha->mr.host_info_resend) {
1564 * Incomplete host info might be sent to firmware
1565 * durinng system boot - info should be resend
1567 if (ha->mr.hinfo_resend_timer_tick == 0) {
1568 ha->mr.host_info_resend = false;
1569 set_bit(FX00_HOST_INFO_RESEND, &vha->dpc_flags);
1570 ha->mr.hinfo_resend_timer_tick =
1571 QLAFX00_HINFO_RESEND_INTERVAL;
1572 qla2xxx_wake_dpc(vha);
1574 ha->mr.hinfo_resend_timer_tick--;
1581 * qlfx00a_reset_initialize
1582 * Re-initialize after a iSA device reset.
1585 * ha = adapter block pointer.
1591 qlafx00_reset_initialize(scsi_qla_host_t *vha)
1593 struct qla_hw_data *ha = vha->hw;
1595 if (vha->device_flags & DFLG_DEV_FAILED) {
1596 ql_dbg(ql_dbg_init, vha, 0x0142,
1597 "Device in failed state\n");
1601 ha->flags.mr_reset_hdlr_active = 1;
1603 if (vha->flags.online) {
1604 scsi_block_requests(vha->host);
1605 qlafx00_abort_isp_cleanup(vha, false);
1608 ql_log(ql_log_info, vha, 0x0143,
1609 "(%s): succeeded.\n", __func__);
1610 ha->flags.mr_reset_hdlr_active = 0;
1616 * Resets ISP and aborts all outstanding commands.
1619 * ha = adapter block pointer.
1625 qlafx00_abort_isp(scsi_qla_host_t *vha)
1627 struct qla_hw_data *ha = vha->hw;
1629 if (vha->flags.online) {
1630 if (unlikely(pci_channel_offline(ha->pdev) &&
1631 ha->flags.pci_channel_io_perm_failure)) {
1632 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
1636 scsi_block_requests(vha->host);
1637 qlafx00_abort_isp_cleanup(vha, false);
1639 scsi_block_requests(vha->host);
1640 clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1641 vha->qla_stats.total_isp_aborts++;
1642 ha->isp_ops->reset_chip(vha);
1643 set_bit(FX00_RESET_RECOVERY, &vha->dpc_flags);
1644 /* Clear the Interrupts */
1645 QLAFX00_CLR_INTR_REG(ha, QLAFX00_HST_INT_STS_BITS);
1648 ql_log(ql_log_info, vha, 0x0145,
1649 "(%s): succeeded.\n", __func__);
1654 static inline fc_port_t*
1655 qlafx00_get_fcport(struct scsi_qla_host *vha, int tgt_id)
1659 /* Check for matching device in remote port list. */
1660 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1661 if (fcport->tgt_id == tgt_id) {
1662 ql_dbg(ql_dbg_async, vha, 0x5072,
1663 "Matching fcport(%p) found with TGT-ID: 0x%x "
1664 "and Remote TGT_ID: 0x%x\n",
1665 fcport, fcport->tgt_id, tgt_id);
1673 qlafx00_tgt_detach(struct scsi_qla_host *vha, int tgt_id)
1677 ql_log(ql_log_info, vha, 0x5073,
1678 "Detach TGT-ID: 0x%x\n", tgt_id);
1680 fcport = qlafx00_get_fcport(vha, tgt_id);
1684 qla2x00_mark_device_lost(vha, fcport, 0);
1690 qlafx00_process_aen(struct scsi_qla_host *vha, struct qla_work_evt *evt)
1692 uint32_t aen_code, aen_data;
1694 aen_code = FCH_EVT_VENDOR_UNIQUE;
1695 aen_data = evt->u.aenfx.evtcode;
1697 switch (evt->u.aenfx.evtcode) {
1698 case QLAFX00_MBA_PORT_UPDATE: /* Port database update */
1699 if (evt->u.aenfx.mbx[1] == 0) {
1700 if (evt->u.aenfx.mbx[2] == 1) {
1701 if (!vha->flags.fw_tgt_reported)
1702 vha->flags.fw_tgt_reported = 1;
1703 atomic_set(&vha->loop_down_timer, 0);
1704 atomic_set(&vha->loop_state, LOOP_UP);
1705 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1706 qla2xxx_wake_dpc(vha);
1707 } else if (evt->u.aenfx.mbx[2] == 2) {
1708 qlafx00_tgt_detach(vha, evt->u.aenfx.mbx[3]);
1710 } else if (evt->u.aenfx.mbx[1] == 0xffff) {
1711 if (evt->u.aenfx.mbx[2] == 1) {
1712 if (!vha->flags.fw_tgt_reported)
1713 vha->flags.fw_tgt_reported = 1;
1714 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1715 } else if (evt->u.aenfx.mbx[2] == 2) {
1716 vha->device_flags |= DFLG_NO_CABLE;
1717 qla2x00_mark_all_devices_lost(vha);
1721 case QLAFX00_MBA_LINK_UP:
1722 aen_code = FCH_EVT_LINKUP;
1725 case QLAFX00_MBA_LINK_DOWN:
1726 aen_code = FCH_EVT_LINKDOWN;
1729 case QLAFX00_MBA_TEMP_CRIT: /* Critical temperature event */
1730 ql_log(ql_log_info, vha, 0x5082,
1731 "Process critical temperature event "
1733 evt->u.aenfx.evtcode);
1734 scsi_block_requests(vha->host);
1735 qlafx00_abort_isp_cleanup(vha, true);
1736 scsi_unblock_requests(vha->host);
1740 fc_host_post_event(vha->host, fc_get_event_number(),
1741 aen_code, aen_data);
1745 qlafx00_update_host_attr(scsi_qla_host_t *vha, struct port_info_data *pinfo)
1747 u64 port_name = 0, node_name = 0;
1749 port_name = (unsigned long long)wwn_to_u64(pinfo->port_name);
1750 node_name = (unsigned long long)wwn_to_u64(pinfo->node_name);
1752 fc_host_node_name(vha->host) = node_name;
1753 fc_host_port_name(vha->host) = port_name;
1754 if (!pinfo->port_type)
1755 vha->hw->current_topology = ISP_CFG_F;
1756 if (pinfo->link_status == QLAFX00_LINK_STATUS_UP)
1757 atomic_set(&vha->loop_state, LOOP_READY);
1758 else if (pinfo->link_status == QLAFX00_LINK_STATUS_DOWN)
1759 atomic_set(&vha->loop_state, LOOP_DOWN);
1760 vha->hw->link_data_rate = (uint16_t)pinfo->link_config;
1764 qla2x00_fxdisc_iocb_timeout(void *data)
1767 struct srb_iocb *lio = &sp->u.iocb_cmd;
1769 complete(&lio->u.fxiocb.fxiocb_comp);
1772 static void qla2x00_fxdisc_sp_done(srb_t *sp, int res)
1774 struct srb_iocb *lio = &sp->u.iocb_cmd;
1776 complete(&lio->u.fxiocb.fxiocb_comp);
1780 qlafx00_fx_disc(scsi_qla_host_t *vha, fc_port_t *fcport, uint16_t fx_type)
1783 struct srb_iocb *fdisc;
1784 int rval = QLA_FUNCTION_FAILED;
1785 struct qla_hw_data *ha = vha->hw;
1786 struct host_system_info *phost_info;
1787 struct register_host_info *preg_hsi;
1788 struct new_utsname *p_sysid = NULL;
1791 sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
1795 sp->type = SRB_FXIOCB_DCMD;
1796 sp->name = "fxdisc";
1797 qla2x00_init_async_sp(sp, FXDISC_TIMEOUT,
1798 qla2x00_fxdisc_sp_done);
1799 sp->u.iocb_cmd.timeout = qla2x00_fxdisc_iocb_timeout;
1801 fdisc = &sp->u.iocb_cmd;
1803 case FXDISC_GET_CONFIG_INFO:
1804 fdisc->u.fxiocb.flags =
1805 SRB_FXDISC_RESP_DMA_VALID;
1806 fdisc->u.fxiocb.rsp_len = sizeof(struct config_info_data);
1808 case FXDISC_GET_PORT_INFO:
1809 fdisc->u.fxiocb.flags =
1810 SRB_FXDISC_RESP_DMA_VALID | SRB_FXDISC_REQ_DWRD_VALID;
1811 fdisc->u.fxiocb.rsp_len = QLAFX00_PORT_DATA_INFO;
1812 fdisc->u.fxiocb.req_data = cpu_to_le32(fcport->port_id);
1814 case FXDISC_GET_TGT_NODE_INFO:
1815 fdisc->u.fxiocb.flags =
1816 SRB_FXDISC_RESP_DMA_VALID | SRB_FXDISC_REQ_DWRD_VALID;
1817 fdisc->u.fxiocb.rsp_len = QLAFX00_TGT_NODE_INFO;
1818 fdisc->u.fxiocb.req_data = cpu_to_le32(fcport->tgt_id);
1820 case FXDISC_GET_TGT_NODE_LIST:
1821 fdisc->u.fxiocb.flags =
1822 SRB_FXDISC_RESP_DMA_VALID | SRB_FXDISC_REQ_DWRD_VALID;
1823 fdisc->u.fxiocb.rsp_len = QLAFX00_TGT_NODE_LIST_SIZE;
1825 case FXDISC_REG_HOST_INFO:
1826 fdisc->u.fxiocb.flags = SRB_FXDISC_REQ_DMA_VALID;
1827 fdisc->u.fxiocb.req_len = sizeof(struct register_host_info);
1828 p_sysid = utsname();
1830 ql_log(ql_log_warn, vha, 0x303c,
1831 "Not able to get the system information\n");
1835 case FXDISC_ABORT_IOCTL:
1840 if (fdisc->u.fxiocb.flags & SRB_FXDISC_REQ_DMA_VALID) {
1841 fdisc->u.fxiocb.req_addr = dma_alloc_coherent(&ha->pdev->dev,
1842 fdisc->u.fxiocb.req_len,
1843 &fdisc->u.fxiocb.req_dma_handle, GFP_KERNEL);
1844 if (!fdisc->u.fxiocb.req_addr)
1847 if (fx_type == FXDISC_REG_HOST_INFO) {
1848 preg_hsi = (struct register_host_info *)
1849 fdisc->u.fxiocb.req_addr;
1850 phost_info = &preg_hsi->hsi;
1851 memset(preg_hsi, 0, sizeof(struct register_host_info));
1852 phost_info->os_type = OS_TYPE_LINUX;
1853 strlcpy(phost_info->sysname, p_sysid->sysname,
1854 sizeof(phost_info->sysname));
1855 strlcpy(phost_info->nodename, p_sysid->nodename,
1856 sizeof(phost_info->nodename));
1857 if (!strcmp(phost_info->nodename, "(none)"))
1858 ha->mr.host_info_resend = true;
1859 strlcpy(phost_info->release, p_sysid->release,
1860 sizeof(phost_info->release));
1861 strlcpy(phost_info->version, p_sysid->version,
1862 sizeof(phost_info->version));
1863 strlcpy(phost_info->machine, p_sysid->machine,
1864 sizeof(phost_info->machine));
1865 strlcpy(phost_info->domainname, p_sysid->domainname,
1866 sizeof(phost_info->domainname));
1867 strlcpy(phost_info->hostdriver, QLA2XXX_VERSION,
1868 sizeof(phost_info->hostdriver));
1869 preg_hsi->utc = (uint64_t)ktime_get_real_seconds();
1870 ql_dbg(ql_dbg_init, vha, 0x0149,
1871 "ISP%04X: Host registration with firmware\n",
1873 ql_dbg(ql_dbg_init, vha, 0x014a,
1874 "os_type = '%d', sysname = '%s', nodname = '%s'\n",
1875 phost_info->os_type,
1876 phost_info->sysname,
1877 phost_info->nodename);
1878 ql_dbg(ql_dbg_init, vha, 0x014b,
1879 "release = '%s', version = '%s'\n",
1880 phost_info->release,
1881 phost_info->version);
1882 ql_dbg(ql_dbg_init, vha, 0x014c,
1884 "domainname = '%s', hostdriver = '%s'\n",
1885 phost_info->machine,
1886 phost_info->domainname,
1887 phost_info->hostdriver);
1888 ql_dump_buffer(ql_dbg_init + ql_dbg_disc, vha, 0x014d,
1889 phost_info, sizeof(*phost_info));
1893 if (fdisc->u.fxiocb.flags & SRB_FXDISC_RESP_DMA_VALID) {
1894 fdisc->u.fxiocb.rsp_addr = dma_alloc_coherent(&ha->pdev->dev,
1895 fdisc->u.fxiocb.rsp_len,
1896 &fdisc->u.fxiocb.rsp_dma_handle, GFP_KERNEL);
1897 if (!fdisc->u.fxiocb.rsp_addr)
1898 goto done_unmap_req;
1901 fdisc->u.fxiocb.req_func_type = cpu_to_le16(fx_type);
1903 rval = qla2x00_start_sp(sp);
1904 if (rval != QLA_SUCCESS)
1905 goto done_unmap_dma;
1907 wait_for_completion(&fdisc->u.fxiocb.fxiocb_comp);
1909 if (fx_type == FXDISC_GET_CONFIG_INFO) {
1910 struct config_info_data *pinfo =
1911 (struct config_info_data *) fdisc->u.fxiocb.rsp_addr;
1912 strlcpy(vha->hw->model_number, pinfo->model_num,
1913 ARRAY_SIZE(vha->hw->model_number));
1914 strlcpy(vha->hw->model_desc, pinfo->model_description,
1915 ARRAY_SIZE(vha->hw->model_desc));
1916 memcpy(&vha->hw->mr.symbolic_name, pinfo->symbolic_name,
1917 sizeof(vha->hw->mr.symbolic_name));
1918 memcpy(&vha->hw->mr.serial_num, pinfo->serial_num,
1919 sizeof(vha->hw->mr.serial_num));
1920 memcpy(&vha->hw->mr.hw_version, pinfo->hw_version,
1921 sizeof(vha->hw->mr.hw_version));
1922 memcpy(&vha->hw->mr.fw_version, pinfo->fw_version,
1923 sizeof(vha->hw->mr.fw_version));
1924 strim(vha->hw->mr.fw_version);
1925 memcpy(&vha->hw->mr.uboot_version, pinfo->uboot_version,
1926 sizeof(vha->hw->mr.uboot_version));
1927 memcpy(&vha->hw->mr.fru_serial_num, pinfo->fru_serial_num,
1928 sizeof(vha->hw->mr.fru_serial_num));
1929 vha->hw->mr.critical_temperature =
1930 (pinfo->nominal_temp_value) ?
1931 pinfo->nominal_temp_value : QLAFX00_CRITEMP_THRSHLD;
1932 ha->mr.extended_io_enabled = (pinfo->enabled_capabilities &
1933 QLAFX00_EXTENDED_IO_EN_MASK) != 0;
1934 } else if (fx_type == FXDISC_GET_PORT_INFO) {
1935 struct port_info_data *pinfo =
1936 (struct port_info_data *) fdisc->u.fxiocb.rsp_addr;
1937 memcpy(vha->node_name, pinfo->node_name, WWN_SIZE);
1938 memcpy(vha->port_name, pinfo->port_name, WWN_SIZE);
1939 vha->d_id.b.domain = pinfo->port_id[0];
1940 vha->d_id.b.area = pinfo->port_id[1];
1941 vha->d_id.b.al_pa = pinfo->port_id[2];
1942 qlafx00_update_host_attr(vha, pinfo);
1943 ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x0141,
1945 } else if (fx_type == FXDISC_GET_TGT_NODE_INFO) {
1946 struct qlafx00_tgt_node_info *pinfo =
1947 (struct qlafx00_tgt_node_info *) fdisc->u.fxiocb.rsp_addr;
1948 memcpy(fcport->node_name, pinfo->tgt_node_wwnn, WWN_SIZE);
1949 memcpy(fcport->port_name, pinfo->tgt_node_wwpn, WWN_SIZE);
1950 fcport->port_type = FCT_TARGET;
1951 ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x0144,
1953 } else if (fx_type == FXDISC_GET_TGT_NODE_LIST) {
1954 struct qlafx00_tgt_node_info *pinfo =
1955 (struct qlafx00_tgt_node_info *) fdisc->u.fxiocb.rsp_addr;
1956 ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x0146,
1958 memcpy(vha->hw->gid_list, pinfo, QLAFX00_TGT_NODE_LIST_SIZE);
1959 } else if (fx_type == FXDISC_ABORT_IOCTL)
1960 fdisc->u.fxiocb.result =
1961 (fdisc->u.fxiocb.result ==
1962 cpu_to_le32(QLAFX00_IOCTL_ICOB_ABORT_SUCCESS)) ?
1963 cpu_to_le32(QLA_SUCCESS) : cpu_to_le32(QLA_FUNCTION_FAILED);
1965 rval = le32_to_cpu(fdisc->u.fxiocb.result);
1968 if (fdisc->u.fxiocb.rsp_addr)
1969 dma_free_coherent(&ha->pdev->dev, fdisc->u.fxiocb.rsp_len,
1970 fdisc->u.fxiocb.rsp_addr, fdisc->u.fxiocb.rsp_dma_handle);
1973 if (fdisc->u.fxiocb.req_addr)
1974 dma_free_coherent(&ha->pdev->dev, fdisc->u.fxiocb.req_len,
1975 fdisc->u.fxiocb.req_addr, fdisc->u.fxiocb.req_dma_handle);
1978 kref_put(&sp->cmd_kref, qla2x00_sp_release);
1984 * qlafx00_initialize_adapter
1988 * ha = adapter block pointer.
1994 qlafx00_initialize_adapter(scsi_qla_host_t *vha)
1997 struct qla_hw_data *ha = vha->hw;
2000 /* Clear adapter flags. */
2001 vha->flags.online = 0;
2002 ha->flags.chip_reset_done = 0;
2003 vha->flags.reset_active = 0;
2004 ha->flags.pci_channel_io_perm_failure = 0;
2005 ha->flags.eeh_busy = 0;
2006 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
2007 atomic_set(&vha->loop_state, LOOP_DOWN);
2008 vha->device_flags = DFLG_NO_CABLE;
2010 vha->flags.management_server_logged_in = 0;
2011 ha->isp_abort_cnt = 0;
2012 ha->beacon_blink_led = 0;
2014 set_bit(0, ha->req_qid_map);
2015 set_bit(0, ha->rsp_qid_map);
2017 ql_dbg(ql_dbg_init, vha, 0x0147,
2018 "Configuring PCI space...\n");
2020 rval = ha->isp_ops->pci_config(vha);
2022 ql_log(ql_log_warn, vha, 0x0148,
2023 "Unable to configure PCI space.\n");
2027 rval = qlafx00_init_fw_ready(vha);
2028 if (rval != QLA_SUCCESS)
2031 qlafx00_save_queue_ptrs(vha);
2033 rval = qlafx00_config_queues(vha);
2034 if (rval != QLA_SUCCESS)
2038 * Allocate the array of outstanding commands
2039 * now that we know the firmware resources.
2041 rval = qla2x00_alloc_outstanding_cmds(ha, vha->req);
2042 if (rval != QLA_SUCCESS)
2045 rval = qla2x00_init_rings(vha);
2046 ha->flags.chip_reset_done = 1;
2048 tempc = QLAFX00_GET_TEMPERATURE(ha);
2049 ql_dbg(ql_dbg_init, vha, 0x0152,
2050 "ISPFx00(%s): Critical temp timer, current SOC temperature: 0x%x\n",
2057 qlafx00_fw_state_show(struct device *dev, struct device_attribute *attr,
2060 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2061 int rval = QLA_FUNCTION_FAILED;
2064 if (qla2x00_reset_active(vha))
2065 ql_log(ql_log_warn, vha, 0x70ce,
2066 "ISP reset active.\n");
2067 else if (!vha->hw->flags.eeh_busy) {
2068 rval = qlafx00_get_firmware_state(vha, state);
2070 if (rval != QLA_SUCCESS)
2071 memset(state, -1, sizeof(state));
2077 qlafx00_get_host_speed(struct Scsi_Host *shost)
2079 struct qla_hw_data *ha = ((struct scsi_qla_host *)
2080 (shost_priv(shost)))->hw;
2081 u32 speed = FC_PORTSPEED_UNKNOWN;
2083 switch (ha->link_data_rate) {
2084 case QLAFX00_PORT_SPEED_2G:
2085 speed = FC_PORTSPEED_2GBIT;
2087 case QLAFX00_PORT_SPEED_4G:
2088 speed = FC_PORTSPEED_4GBIT;
2090 case QLAFX00_PORT_SPEED_8G:
2091 speed = FC_PORTSPEED_8GBIT;
2093 case QLAFX00_PORT_SPEED_10G:
2094 speed = FC_PORTSPEED_10GBIT;
2097 fc_host_speed(shost) = speed;
2100 /** QLAFX00 specific ISR implementation functions */
2103 qlafx00_handle_sense(srb_t *sp, uint8_t *sense_data, uint32_t par_sense_len,
2104 uint32_t sense_len, struct rsp_que *rsp, int res)
2106 struct scsi_qla_host *vha = sp->vha;
2107 struct scsi_cmnd *cp = GET_CMD_SP(sp);
2108 uint32_t track_sense_len;
2110 SET_FW_SENSE_LEN(sp, sense_len);
2112 if (sense_len >= SCSI_SENSE_BUFFERSIZE)
2113 sense_len = SCSI_SENSE_BUFFERSIZE;
2115 SET_CMD_SENSE_LEN(sp, sense_len);
2116 SET_CMD_SENSE_PTR(sp, cp->sense_buffer);
2117 track_sense_len = sense_len;
2119 if (sense_len > par_sense_len)
2120 sense_len = par_sense_len;
2122 memcpy(cp->sense_buffer, sense_data, sense_len);
2124 SET_FW_SENSE_LEN(sp, GET_FW_SENSE_LEN(sp) - sense_len);
2126 SET_CMD_SENSE_PTR(sp, cp->sense_buffer + sense_len);
2127 track_sense_len -= sense_len;
2128 SET_CMD_SENSE_LEN(sp, track_sense_len);
2130 ql_dbg(ql_dbg_io, vha, 0x304d,
2131 "sense_len=0x%x par_sense_len=0x%x track_sense_len=0x%x.\n",
2132 sense_len, par_sense_len, track_sense_len);
2133 if (GET_FW_SENSE_LEN(sp) > 0) {
2134 rsp->status_srb = sp;
2139 ql_dbg(ql_dbg_io + ql_dbg_buffer, vha, 0x3039,
2140 "Check condition Sense data, nexus%ld:%d:%llu cmd=%p.\n",
2141 sp->vha->host_no, cp->device->id, cp->device->lun,
2143 ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x3049,
2144 cp->sense_buffer, sense_len);
2149 qlafx00_tm_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
2150 struct tsk_mgmt_entry_fx00 *pkt, srb_t *sp,
2151 __le16 sstatus, __le16 cpstatus)
2153 struct srb_iocb *tmf;
2155 tmf = &sp->u.iocb_cmd;
2156 if (cpstatus != cpu_to_le16((uint16_t)CS_COMPLETE) ||
2157 (sstatus & cpu_to_le16((uint16_t)SS_RESPONSE_INFO_LEN_VALID)))
2158 cpstatus = cpu_to_le16((uint16_t)CS_INCOMPLETE);
2159 tmf->u.tmf.comp_status = cpstatus;
2164 qlafx00_abort_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
2165 struct abort_iocb_entry_fx00 *pkt)
2167 const char func[] = "ABT_IOCB";
2169 struct srb_iocb *abt;
2171 sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
2175 abt = &sp->u.iocb_cmd;
2176 abt->u.abt.comp_status = pkt->tgt_id_sts;
2181 qlafx00_ioctl_iosb_entry(scsi_qla_host_t *vha, struct req_que *req,
2182 struct ioctl_iocb_entry_fx00 *pkt)
2184 const char func[] = "IOSB_IOCB";
2186 struct bsg_job *bsg_job;
2187 struct fc_bsg_reply *bsg_reply;
2188 struct srb_iocb *iocb_job;
2190 struct qla_mt_iocb_rsp_fx00 fstatus;
2191 uint8_t *fw_sts_ptr;
2193 sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
2197 if (sp->type == SRB_FXIOCB_DCMD) {
2198 iocb_job = &sp->u.iocb_cmd;
2199 iocb_job->u.fxiocb.seq_number = pkt->seq_no;
2200 iocb_job->u.fxiocb.fw_flags = pkt->fw_iotcl_flags;
2201 iocb_job->u.fxiocb.result = pkt->status;
2202 if (iocb_job->u.fxiocb.flags & SRB_FXDISC_RSP_DWRD_VALID)
2203 iocb_job->u.fxiocb.req_data =
2206 bsg_job = sp->u.bsg_job;
2207 bsg_reply = bsg_job->reply;
2209 memset(&fstatus, 0, sizeof(struct qla_mt_iocb_rsp_fx00));
2211 fstatus.reserved_1 = pkt->reserved_0;
2212 fstatus.func_type = pkt->comp_func_num;
2213 fstatus.ioctl_flags = pkt->fw_iotcl_flags;
2214 fstatus.ioctl_data = pkt->dataword_r;
2215 fstatus.adapid = pkt->adapid;
2216 fstatus.reserved_2 = pkt->dataword_r_extra;
2217 fstatus.res_count = pkt->residuallen;
2218 fstatus.status = pkt->status;
2219 fstatus.seq_number = pkt->seq_no;
2220 memcpy(fstatus.reserved_3,
2221 pkt->reserved_2, 20 * sizeof(uint8_t));
2223 fw_sts_ptr = bsg_job->reply + sizeof(struct fc_bsg_reply);
2225 memcpy(fw_sts_ptr, &fstatus, sizeof(fstatus));
2226 bsg_job->reply_len = sizeof(struct fc_bsg_reply) +
2227 sizeof(struct qla_mt_iocb_rsp_fx00) + sizeof(uint8_t);
2229 ql_dump_buffer(ql_dbg_user + ql_dbg_verbose,
2230 sp->vha, 0x5080, pkt, sizeof(*pkt));
2232 ql_dump_buffer(ql_dbg_user + ql_dbg_verbose,
2234 fw_sts_ptr, sizeof(fstatus));
2236 res = bsg_reply->result = DID_OK << 16;
2237 bsg_reply->reply_payload_rcv_len =
2238 bsg_job->reply_payload.payload_len;
2244 * qlafx00_status_entry() - Process a Status IOCB entry.
2245 * @vha: SCSI driver HA context
2246 * @rsp: response queue
2247 * @pkt: Entry pointer
2250 qlafx00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt)
2254 struct scsi_cmnd *cp;
2255 struct sts_entry_fx00 *sts;
2258 __le16 lscsi_status;
2260 uint32_t sense_len, par_sense_len, rsp_info_len, resid_len,
2262 uint8_t *rsp_info = NULL, *sense_data = NULL;
2263 struct qla_hw_data *ha = vha->hw;
2264 uint32_t hindex, handle;
2266 struct req_que *req;
2270 sts = (struct sts_entry_fx00 *) pkt;
2272 comp_status = sts->comp_status;
2273 scsi_status = sts->scsi_status & cpu_to_le16((uint16_t)SS_MASK);
2274 hindex = sts->handle;
2275 handle = LSW(hindex);
2278 req = ha->req_q_map[que];
2280 /* Validate handle. */
2281 if (handle < req->num_outstanding_cmds)
2282 sp = req->outstanding_cmds[handle];
2287 ql_dbg(ql_dbg_io, vha, 0x3034,
2288 "Invalid status handle (0x%x).\n", handle);
2290 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2291 qla2xxx_wake_dpc(vha);
2295 if (sp->type == SRB_TM_CMD) {
2296 req->outstanding_cmds[handle] = NULL;
2297 qlafx00_tm_iocb_entry(vha, req, pkt, sp,
2298 scsi_status, comp_status);
2302 /* Fast path completion. */
2303 if (comp_status == CS_COMPLETE && scsi_status == 0) {
2304 qla2x00_process_completed_request(vha, req, handle);
2308 req->outstanding_cmds[handle] = NULL;
2309 cp = GET_CMD_SP(sp);
2311 ql_dbg(ql_dbg_io, vha, 0x3048,
2312 "Command already returned (0x%x/%p).\n",
2318 lscsi_status = scsi_status & cpu_to_le16((uint16_t)STATUS_MASK);
2320 fcport = sp->fcport;
2322 sense_len = par_sense_len = rsp_info_len = resid_len =
2324 if (scsi_status & cpu_to_le16((uint16_t)SS_SENSE_LEN_VALID))
2325 sense_len = sts->sense_len;
2326 if (scsi_status & cpu_to_le16(((uint16_t)SS_RESIDUAL_UNDER
2327 | (uint16_t)SS_RESIDUAL_OVER)))
2328 resid_len = le32_to_cpu(sts->residual_len);
2329 if (comp_status == cpu_to_le16((uint16_t)CS_DATA_UNDERRUN))
2330 fw_resid_len = le32_to_cpu(sts->residual_len);
2331 rsp_info = sense_data = sts->data;
2332 par_sense_len = sizeof(sts->data);
2334 /* Check for overrun. */
2335 if (comp_status == CS_COMPLETE &&
2336 scsi_status & cpu_to_le16((uint16_t)SS_RESIDUAL_OVER))
2337 comp_status = cpu_to_le16((uint16_t)CS_DATA_OVERRUN);
2340 * Based on Host and scsi status generate status code for Linux
2342 switch (le16_to_cpu(comp_status)) {
2345 if (scsi_status == 0) {
2349 if (scsi_status & cpu_to_le16(((uint16_t)SS_RESIDUAL_UNDER
2350 | (uint16_t)SS_RESIDUAL_OVER))) {
2352 scsi_set_resid(cp, resid);
2354 if (!lscsi_status &&
2355 ((unsigned)(scsi_bufflen(cp) - resid) <
2357 ql_dbg(ql_dbg_io, fcport->vha, 0x3050,
2358 "Mid-layer underflow "
2359 "detected (0x%x of 0x%x bytes).\n",
2360 resid, scsi_bufflen(cp));
2362 res = DID_ERROR << 16;
2366 res = DID_OK << 16 | le16_to_cpu(lscsi_status);
2369 cpu_to_le16((uint16_t)SAM_STAT_TASK_SET_FULL)) {
2370 ql_dbg(ql_dbg_io, fcport->vha, 0x3051,
2371 "QUEUE FULL detected.\n");
2375 if (lscsi_status != cpu_to_le16((uint16_t)SS_CHECK_CONDITION))
2378 memset(cp->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE);
2379 if (!(scsi_status & cpu_to_le16((uint16_t)SS_SENSE_LEN_VALID)))
2382 qlafx00_handle_sense(sp, sense_data, par_sense_len, sense_len,
2386 case CS_DATA_UNDERRUN:
2387 /* Use F/W calculated residual length. */
2388 if (IS_FWI2_CAPABLE(ha) || IS_QLAFX00(ha))
2389 resid = fw_resid_len;
2392 scsi_set_resid(cp, resid);
2393 if (scsi_status & cpu_to_le16((uint16_t)SS_RESIDUAL_UNDER)) {
2394 if ((IS_FWI2_CAPABLE(ha) || IS_QLAFX00(ha))
2395 && fw_resid_len != resid_len) {
2396 ql_dbg(ql_dbg_io, fcport->vha, 0x3052,
2397 "Dropped frame(s) detected "
2398 "(0x%x of 0x%x bytes).\n",
2399 resid, scsi_bufflen(cp));
2401 res = DID_ERROR << 16 |
2402 le16_to_cpu(lscsi_status);
2403 goto check_scsi_status;
2406 if (!lscsi_status &&
2407 ((unsigned)(scsi_bufflen(cp) - resid) <
2409 ql_dbg(ql_dbg_io, fcport->vha, 0x3053,
2410 "Mid-layer underflow "
2411 "detected (0x%x of 0x%x bytes, "
2412 "cp->underflow: 0x%x).\n",
2413 resid, scsi_bufflen(cp), cp->underflow);
2415 res = DID_ERROR << 16;
2418 } else if (lscsi_status !=
2419 cpu_to_le16((uint16_t)SAM_STAT_TASK_SET_FULL) &&
2420 lscsi_status != cpu_to_le16((uint16_t)SAM_STAT_BUSY)) {
2422 * scsi status of task set and busy are considered
2423 * to be task not completed.
2426 ql_dbg(ql_dbg_io, fcport->vha, 0x3054,
2427 "Dropped frame(s) detected (0x%x "
2428 "of 0x%x bytes).\n", resid,
2431 res = DID_ERROR << 16 | le16_to_cpu(lscsi_status);
2432 goto check_scsi_status;
2434 ql_dbg(ql_dbg_io, fcport->vha, 0x3055,
2435 "scsi_status: 0x%x, lscsi_status: 0x%x\n",
2436 scsi_status, lscsi_status);
2439 res = DID_OK << 16 | le16_to_cpu(lscsi_status);
2444 * Check to see if SCSI Status is non zero. If so report SCSI
2447 if (lscsi_status != 0) {
2449 cpu_to_le16((uint16_t)SAM_STAT_TASK_SET_FULL)) {
2450 ql_dbg(ql_dbg_io, fcport->vha, 0x3056,
2451 "QUEUE FULL detected.\n");
2456 cpu_to_le16((uint16_t)SS_CHECK_CONDITION))
2459 memset(cp->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE);
2461 cpu_to_le16((uint16_t)SS_SENSE_LEN_VALID)))
2464 qlafx00_handle_sense(sp, sense_data, par_sense_len,
2465 sense_len, rsp, res);
2469 case CS_PORT_LOGGED_OUT:
2470 case CS_PORT_CONFIG_CHG:
2473 case CS_PORT_UNAVAILABLE:
2478 * We are going to have the fc class block the rport
2479 * while we try to recover so instruct the mid layer
2480 * to requeue until the class decides how to handle this.
2482 res = DID_TRANSPORT_DISRUPTED << 16;
2484 ql_dbg(ql_dbg_io, fcport->vha, 0x3057,
2485 "Port down status: port-state=0x%x.\n",
2486 atomic_read(&fcport->state));
2488 if (atomic_read(&fcport->state) == FCS_ONLINE)
2489 qla2x00_mark_device_lost(fcport->vha, fcport, 1);
2493 res = DID_RESET << 16;
2497 res = DID_ERROR << 16;
2502 ql_dbg(ql_dbg_io, fcport->vha, 0x3058,
2503 "FCP command status: 0x%x-0x%x (0x%x) nexus=%ld:%d:%llu "
2504 "tgt_id: 0x%x lscsi_status: 0x%x cdb=%10phN len=0x%x "
2505 "rsp_info=%p resid=0x%x fw_resid=0x%x sense_len=0x%x, "
2506 "par_sense_len=0x%x, rsp_info_len=0x%x\n",
2507 comp_status, scsi_status, res, vha->host_no,
2508 cp->device->id, cp->device->lun, fcport->tgt_id,
2509 lscsi_status, cp->cmnd, scsi_bufflen(cp),
2510 rsp_info, resid_len, fw_resid_len, sense_len,
2511 par_sense_len, rsp_info_len);
2513 if (rsp->status_srb == NULL)
2520 * qlafx00_status_cont_entry() - Process a Status Continuations entry.
2521 * @rsp: response queue
2522 * @pkt: Entry pointer
2524 * Extended sense data.
2527 qlafx00_status_cont_entry(struct rsp_que *rsp, sts_cont_entry_t *pkt)
2529 uint8_t sense_sz = 0;
2530 struct qla_hw_data *ha = rsp->hw;
2531 struct scsi_qla_host *vha = pci_get_drvdata(ha->pdev);
2532 srb_t *sp = rsp->status_srb;
2533 struct scsi_cmnd *cp;
2538 ql_dbg(ql_dbg_io, vha, 0x3037,
2539 "no SP, sp = %p\n", sp);
2543 if (!GET_FW_SENSE_LEN(sp)) {
2544 ql_dbg(ql_dbg_io, vha, 0x304b,
2545 "no fw sense data, sp = %p\n", sp);
2548 cp = GET_CMD_SP(sp);
2550 ql_log(ql_log_warn, vha, 0x303b,
2551 "cmd is NULL: already returned to OS (sp=%p).\n", sp);
2553 rsp->status_srb = NULL;
2557 if (!GET_CMD_SENSE_LEN(sp)) {
2558 ql_dbg(ql_dbg_io, vha, 0x304c,
2559 "no sense data, sp = %p\n", sp);
2561 sense_len = GET_CMD_SENSE_LEN(sp);
2562 sense_ptr = GET_CMD_SENSE_PTR(sp);
2563 ql_dbg(ql_dbg_io, vha, 0x304f,
2564 "sp=%p sense_len=0x%x sense_ptr=%p.\n",
2565 sp, sense_len, sense_ptr);
2567 if (sense_len > sizeof(pkt->data))
2568 sense_sz = sizeof(pkt->data);
2570 sense_sz = sense_len;
2572 /* Move sense data. */
2573 ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x304e,
2575 memcpy(sense_ptr, pkt->data, sense_sz);
2576 ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x304a,
2577 sense_ptr, sense_sz);
2579 sense_len -= sense_sz;
2580 sense_ptr += sense_sz;
2582 SET_CMD_SENSE_PTR(sp, sense_ptr);
2583 SET_CMD_SENSE_LEN(sp, sense_len);
2585 sense_len = GET_FW_SENSE_LEN(sp);
2586 sense_len = (sense_len > sizeof(pkt->data)) ?
2587 (sense_len - sizeof(pkt->data)) : 0;
2588 SET_FW_SENSE_LEN(sp, sense_len);
2590 /* Place command on done queue. */
2591 if (sense_len == 0) {
2592 rsp->status_srb = NULL;
2593 sp->done(sp, cp->result);
2600 * qlafx00_multistatus_entry() - Process Multi response queue entries.
2601 * @vha: SCSI driver HA context
2602 * @rsp: response queue
2603 * @pkt: received packet
2606 qlafx00_multistatus_entry(struct scsi_qla_host *vha,
2607 struct rsp_que *rsp, void *pkt)
2610 struct multi_sts_entry_fx00 *stsmfx;
2611 struct qla_hw_data *ha = vha->hw;
2612 uint32_t handle, hindex, handle_count, i;
2614 struct req_que *req;
2617 stsmfx = (struct multi_sts_entry_fx00 *) pkt;
2619 handle_count = stsmfx->handle_count;
2621 if (handle_count > MAX_HANDLE_COUNT) {
2622 ql_dbg(ql_dbg_io, vha, 0x3035,
2623 "Invalid handle count (0x%x).\n", handle_count);
2624 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2625 qla2xxx_wake_dpc(vha);
2629 handle_ptr = &stsmfx->handles[0];
2631 for (i = 0; i < handle_count; i++) {
2632 hindex = le32_to_cpu(*handle_ptr);
2633 handle = LSW(hindex);
2635 req = ha->req_q_map[que];
2637 /* Validate handle. */
2638 if (handle < req->num_outstanding_cmds)
2639 sp = req->outstanding_cmds[handle];
2644 ql_dbg(ql_dbg_io, vha, 0x3044,
2645 "Invalid status handle (0x%x).\n", handle);
2646 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2647 qla2xxx_wake_dpc(vha);
2650 qla2x00_process_completed_request(vha, req, handle);
2656 * qlafx00_error_entry() - Process an error entry.
2657 * @vha: SCSI driver HA context
2658 * @rsp: response queue
2659 * @pkt: Entry pointer
2662 qlafx00_error_entry(scsi_qla_host_t *vha, struct rsp_que *rsp,
2663 struct sts_entry_fx00 *pkt)
2666 struct qla_hw_data *ha = vha->hw;
2667 const char func[] = "ERROR-IOCB";
2669 struct req_que *req = NULL;
2670 int res = DID_ERROR << 16;
2672 req = ha->req_q_map[que];
2674 sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
2680 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2681 qla2xxx_wake_dpc(vha);
2685 * qlafx00_process_response_queue() - Process response queue entries.
2686 * @vha: SCSI driver HA context
2687 * @rsp: response queue
2690 qlafx00_process_response_queue(struct scsi_qla_host *vha,
2691 struct rsp_que *rsp)
2693 struct sts_entry_fx00 *pkt;
2695 uint16_t lreq_q_in = 0;
2696 uint16_t lreq_q_out = 0;
2698 lreq_q_in = rd_reg_dword(rsp->rsp_q_in);
2699 lreq_q_out = rsp->ring_index;
2701 while (lreq_q_in != lreq_q_out) {
2702 lptr = rsp->ring_ptr;
2703 memcpy_fromio(rsp->rsp_pkt, (void __iomem *)lptr,
2704 sizeof(rsp->rsp_pkt));
2705 pkt = (struct sts_entry_fx00 *)rsp->rsp_pkt;
2709 if (rsp->ring_index == rsp->length) {
2711 rsp->ring_index = 0;
2712 rsp->ring_ptr = rsp->ring;
2717 if (pkt->entry_status != 0 &&
2718 pkt->entry_type != IOCTL_IOSB_TYPE_FX00) {
2719 ql_dbg(ql_dbg_async, vha, 0x507f,
2720 "type of error status in response: 0x%x\n",
2722 qlafx00_error_entry(vha, rsp,
2723 (struct sts_entry_fx00 *)pkt);
2727 switch (pkt->entry_type) {
2728 case STATUS_TYPE_FX00:
2729 qlafx00_status_entry(vha, rsp, pkt);
2732 case STATUS_CONT_TYPE_FX00:
2733 qlafx00_status_cont_entry(rsp, (sts_cont_entry_t *)pkt);
2736 case MULTI_STATUS_TYPE_FX00:
2737 qlafx00_multistatus_entry(vha, rsp, pkt);
2740 case ABORT_IOCB_TYPE_FX00:
2741 qlafx00_abort_iocb_entry(vha, rsp->req,
2742 (struct abort_iocb_entry_fx00 *)pkt);
2745 case IOCTL_IOSB_TYPE_FX00:
2746 qlafx00_ioctl_iosb_entry(vha, rsp->req,
2747 (struct ioctl_iocb_entry_fx00 *)pkt);
2750 /* Type Not Supported. */
2751 ql_dbg(ql_dbg_async, vha, 0x5081,
2752 "Received unknown response pkt type %x "
2753 "entry status=%x.\n",
2754 pkt->entry_type, pkt->entry_status);
2759 /* Adjust ring index */
2760 wrt_reg_dword(rsp->rsp_q_out, rsp->ring_index);
2764 * qlafx00_async_event() - Process aynchronous events.
2765 * @vha: SCSI driver HA context
2768 qlafx00_async_event(scsi_qla_host_t *vha)
2770 struct qla_hw_data *ha = vha->hw;
2771 struct device_reg_fx00 __iomem *reg;
2774 reg = &ha->iobase->ispfx00;
2775 /* Setup to process RIO completion. */
2776 switch (ha->aenmb[0]) {
2777 case QLAFX00_MBA_SYSTEM_ERR: /* System Error */
2778 ql_log(ql_log_warn, vha, 0x5079,
2779 "ISP System Error - mbx1=%x\n", ha->aenmb[0]);
2780 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2783 case QLAFX00_MBA_SHUTDOWN_RQSTD: /* Shutdown requested */
2784 ql_dbg(ql_dbg_async, vha, 0x5076,
2785 "Asynchronous FW shutdown requested.\n");
2786 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2787 qla2xxx_wake_dpc(vha);
2790 case QLAFX00_MBA_PORT_UPDATE: /* Port database update */
2791 ha->aenmb[1] = rd_reg_dword(®->aenmailbox1);
2792 ha->aenmb[2] = rd_reg_dword(®->aenmailbox2);
2793 ha->aenmb[3] = rd_reg_dword(®->aenmailbox3);
2794 ql_dbg(ql_dbg_async, vha, 0x5077,
2795 "Asynchronous port Update received "
2796 "aenmb[0]: %x, aenmb[1]: %x, aenmb[2]: %x, aenmb[3]: %x\n",
2797 ha->aenmb[0], ha->aenmb[1], ha->aenmb[2], ha->aenmb[3]);
2801 case QLAFX00_MBA_TEMP_OVER: /* Over temperature event */
2802 ql_log(ql_log_info, vha, 0x5085,
2803 "Asynchronous over temperature event received "
2808 case QLAFX00_MBA_TEMP_NORM: /* Normal temperature event */
2809 ql_log(ql_log_info, vha, 0x5086,
2810 "Asynchronous normal temperature event received "
2815 case QLAFX00_MBA_TEMP_CRIT: /* Critical temperature event */
2816 ql_log(ql_log_info, vha, 0x5083,
2817 "Asynchronous critical temperature event received "
2823 ha->aenmb[1] = rd_reg_dword(®->aenmailbox1);
2824 ha->aenmb[2] = rd_reg_dword(®->aenmailbox2);
2825 ha->aenmb[3] = rd_reg_dword(®->aenmailbox3);
2826 ha->aenmb[4] = rd_reg_dword(®->aenmailbox4);
2827 ha->aenmb[5] = rd_reg_dword(®->aenmailbox5);
2828 ha->aenmb[6] = rd_reg_dword(®->aenmailbox6);
2829 ha->aenmb[7] = rd_reg_dword(®->aenmailbox7);
2830 ql_dbg(ql_dbg_async, vha, 0x5078,
2831 "AEN:%04x %04x %04x %04x :%04x %04x %04x %04x\n",
2832 ha->aenmb[0], ha->aenmb[1], ha->aenmb[2], ha->aenmb[3],
2833 ha->aenmb[4], ha->aenmb[5], ha->aenmb[6], ha->aenmb[7]);
2836 qlafx00_post_aenfx_work(vha, ha->aenmb[0],
2837 (uint32_t *)ha->aenmb, data_size);
2841 * qlafx00_mbx_completion() - Process mailbox command completions.
2842 * @vha: SCSI driver HA context
2843 * @mb0: value to be written into mailbox register 0
2846 qlafx00_mbx_completion(scsi_qla_host_t *vha, uint32_t mb0)
2849 __le32 __iomem *wptr;
2850 struct qla_hw_data *ha = vha->hw;
2851 struct device_reg_fx00 __iomem *reg = &ha->iobase->ispfx00;
2854 ql_dbg(ql_dbg_async, vha, 0x507e, "MBX pointer ERROR.\n");
2856 /* Load return mailbox registers. */
2857 ha->flags.mbox_int = 1;
2858 ha->mailbox_out32[0] = mb0;
2859 wptr = ®->mailbox17;
2861 for (cnt = 1; cnt < ha->mbx_count; cnt++) {
2862 ha->mailbox_out32[cnt] = rd_reg_dword(wptr);
2868 * qlafx00_intr_handler() - Process interrupts for the ISPFX00.
2869 * @irq: interrupt number
2870 * @dev_id: SCSI driver HA context
2872 * Called by system whenever the host adapter generates an interrupt.
2874 * Returns handled flag.
2877 qlafx00_intr_handler(int irq, void *dev_id)
2879 scsi_qla_host_t *vha;
2880 struct qla_hw_data *ha;
2881 struct device_reg_fx00 __iomem *reg;
2886 struct rsp_que *rsp;
2887 unsigned long flags;
2888 uint32_t clr_intr = 0;
2889 uint32_t intr_stat = 0;
2891 rsp = (struct rsp_que *) dev_id;
2893 ql_log(ql_log_info, NULL, 0x507d,
2894 "%s: NULL response queue pointer.\n", __func__);
2899 reg = &ha->iobase->ispfx00;
2902 if (unlikely(pci_channel_offline(ha->pdev)))
2905 spin_lock_irqsave(&ha->hardware_lock, flags);
2906 vha = pci_get_drvdata(ha->pdev);
2907 for (iter = 50; iter--; clr_intr = 0) {
2908 stat = QLAFX00_RD_INTR_REG(ha);
2909 if (qla2x00_check_reg32_for_disconnect(vha, stat))
2911 intr_stat = stat & QLAFX00_HST_INT_STS_BITS;
2915 if (stat & QLAFX00_INTR_MB_CMPLT) {
2916 mb[0] = rd_reg_dword(®->mailbox16);
2917 qlafx00_mbx_completion(vha, mb[0]);
2918 status |= MBX_INTERRUPT;
2919 clr_intr |= QLAFX00_INTR_MB_CMPLT;
2921 if (intr_stat & QLAFX00_INTR_ASYNC_CMPLT) {
2922 ha->aenmb[0] = rd_reg_dword(®->aenmailbox0);
2923 qlafx00_async_event(vha);
2924 clr_intr |= QLAFX00_INTR_ASYNC_CMPLT;
2926 if (intr_stat & QLAFX00_INTR_RSP_CMPLT) {
2927 qlafx00_process_response_queue(vha, rsp);
2928 clr_intr |= QLAFX00_INTR_RSP_CMPLT;
2931 QLAFX00_CLR_INTR_REG(ha, clr_intr);
2932 QLAFX00_RD_INTR_REG(ha);
2935 qla2x00_handle_mbx_completion(ha, status);
2936 spin_unlock_irqrestore(&ha->hardware_lock, flags);
2941 /** QLAFX00 specific IOCB implementation functions */
2943 static inline cont_a64_entry_t *
2944 qlafx00_prep_cont_type1_iocb(struct req_que *req,
2945 cont_a64_entry_t *lcont_pkt)
2947 cont_a64_entry_t *cont_pkt;
2949 /* Adjust ring index. */
2951 if (req->ring_index == req->length) {
2952 req->ring_index = 0;
2953 req->ring_ptr = req->ring;
2958 cont_pkt = (cont_a64_entry_t *)req->ring_ptr;
2960 /* Load packet defaults. */
2961 lcont_pkt->entry_type = CONTINUE_A64_TYPE_FX00;
2967 qlafx00_build_scsi_iocbs(srb_t *sp, struct cmd_type_7_fx00 *cmd_pkt,
2968 uint16_t tot_dsds, struct cmd_type_7_fx00 *lcmd_pkt)
2970 uint16_t avail_dsds;
2971 struct dsd64 *cur_dsd;
2972 scsi_qla_host_t *vha;
2973 struct scsi_cmnd *cmd;
2974 struct scatterlist *sg;
2976 struct req_que *req;
2977 cont_a64_entry_t lcont_pkt;
2978 cont_a64_entry_t *cont_pkt;
2983 cmd = GET_CMD_SP(sp);
2987 /* Update entry type to indicate Command Type 3 IOCB */
2988 lcmd_pkt->entry_type = FX00_COMMAND_TYPE_7;
2990 /* No data transfer */
2991 if (!scsi_bufflen(cmd) || cmd->sc_data_direction == DMA_NONE) {
2992 lcmd_pkt->byte_count = cpu_to_le32(0);
2996 /* Set transfer direction */
2997 if (cmd->sc_data_direction == DMA_TO_DEVICE) {
2998 lcmd_pkt->cntrl_flags = TMF_WRITE_DATA;
2999 vha->qla_stats.output_bytes += scsi_bufflen(cmd);
3000 } else if (cmd->sc_data_direction == DMA_FROM_DEVICE) {
3001 lcmd_pkt->cntrl_flags = TMF_READ_DATA;
3002 vha->qla_stats.input_bytes += scsi_bufflen(cmd);
3005 /* One DSD is available in the Command Type 3 IOCB */
3007 cur_dsd = &lcmd_pkt->dsd;
3009 /* Load data segments */
3010 scsi_for_each_sg(cmd, sg, tot_dsds, i) {
3011 /* Allocate additional continuation packets? */
3012 if (avail_dsds == 0) {
3014 * Five DSDs are available in the Continuation
3017 memset(&lcont_pkt, 0, REQUEST_ENTRY_SIZE);
3019 qlafx00_prep_cont_type1_iocb(req, &lcont_pkt);
3020 cur_dsd = lcont_pkt.dsd;
3025 append_dsd64(&cur_dsd, sg);
3027 if (avail_dsds == 0 && cont == 1) {
3029 memcpy_toio((void __iomem *)cont_pkt, &lcont_pkt,
3034 if (avail_dsds != 0 && cont == 1) {
3035 memcpy_toio((void __iomem *)cont_pkt, &lcont_pkt,
3041 * qlafx00_start_scsi() - Send a SCSI command to the ISP
3042 * @sp: command to send to the ISP
3044 * Returns non-zero if a failure occurred, else zero.
3047 qlafx00_start_scsi(srb_t *sp)
3050 unsigned long flags;
3055 struct req_que *req = NULL;
3056 struct rsp_que *rsp = NULL;
3057 struct scsi_cmnd *cmd = GET_CMD_SP(sp);
3058 struct scsi_qla_host *vha = sp->vha;
3059 struct qla_hw_data *ha = vha->hw;
3060 struct cmd_type_7_fx00 *cmd_pkt;
3061 struct cmd_type_7_fx00 lcmd_pkt;
3062 struct scsi_lun llun;
3064 /* Setup device pointers. */
3065 rsp = ha->rsp_q_map[0];
3068 /* So we know we haven't pci_map'ed anything yet */
3071 /* Acquire ring specific lock */
3072 spin_lock_irqsave(&ha->hardware_lock, flags);
3074 handle = qla2xxx_get_next_handle(req);
3078 /* Map the sg table so we have an accurate count of sg entries needed */
3079 if (scsi_sg_count(cmd)) {
3080 nseg = dma_map_sg(&ha->pdev->dev, scsi_sglist(cmd),
3081 scsi_sg_count(cmd), cmd->sc_data_direction);
3082 if (unlikely(!nseg))
3088 req_cnt = qla24xx_calc_iocbs(vha, tot_dsds);
3089 if (req->cnt < (req_cnt + 2)) {
3090 cnt = rd_reg_dword_relaxed(req->req_q_out);
3092 if (req->ring_index < cnt)
3093 req->cnt = cnt - req->ring_index;
3095 req->cnt = req->length -
3096 (req->ring_index - cnt);
3097 if (req->cnt < (req_cnt + 2))
3101 /* Build command packet. */
3102 req->current_outstanding_cmd = handle;
3103 req->outstanding_cmds[handle] = sp;
3104 sp->handle = handle;
3105 cmd->host_scribble = (unsigned char *)(unsigned long)handle;
3106 req->cnt -= req_cnt;
3108 cmd_pkt = (struct cmd_type_7_fx00 *)req->ring_ptr;
3110 memset(&lcmd_pkt, 0, REQUEST_ENTRY_SIZE);
3112 lcmd_pkt.handle = make_handle(req->id, sp->handle);
3113 lcmd_pkt.reserved_0 = 0;
3114 lcmd_pkt.port_path_ctrl = 0;
3115 lcmd_pkt.reserved_1 = 0;
3116 lcmd_pkt.dseg_count = cpu_to_le16(tot_dsds);
3117 lcmd_pkt.tgt_idx = cpu_to_le16(sp->fcport->tgt_id);
3119 int_to_scsilun(cmd->device->lun, &llun);
3120 host_to_adap((uint8_t *)&llun, (uint8_t *)&lcmd_pkt.lun,
3121 sizeof(lcmd_pkt.lun));
3123 /* Load SCSI command packet. */
3124 host_to_adap(cmd->cmnd, lcmd_pkt.fcp_cdb, sizeof(lcmd_pkt.fcp_cdb));
3125 lcmd_pkt.byte_count = cpu_to_le32((uint32_t)scsi_bufflen(cmd));
3127 /* Build IOCB segments */
3128 qlafx00_build_scsi_iocbs(sp, cmd_pkt, tot_dsds, &lcmd_pkt);
3130 /* Set total data segment count. */
3131 lcmd_pkt.entry_count = (uint8_t)req_cnt;
3133 /* Specify response queue number where completion should happen */
3134 lcmd_pkt.entry_status = (uint8_t) rsp->id;
3136 ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x302e,
3137 cmd->cmnd, cmd->cmd_len);
3138 ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x3032,
3139 &lcmd_pkt, sizeof(lcmd_pkt));
3141 memcpy_toio((void __iomem *)cmd_pkt, &lcmd_pkt, REQUEST_ENTRY_SIZE);
3144 /* Adjust ring index. */
3146 if (req->ring_index == req->length) {
3147 req->ring_index = 0;
3148 req->ring_ptr = req->ring;
3152 sp->flags |= SRB_DMA_VALID;
3154 /* Set chip new ring index. */
3155 wrt_reg_dword(req->req_q_in, req->ring_index);
3156 QLAFX00_SET_HST_INTR(ha, ha->rqstq_intr_code);
3158 spin_unlock_irqrestore(&ha->hardware_lock, flags);
3163 scsi_dma_unmap(cmd);
3165 spin_unlock_irqrestore(&ha->hardware_lock, flags);
3167 return QLA_FUNCTION_FAILED;
3171 qlafx00_tm_iocb(srb_t *sp, struct tsk_mgmt_entry_fx00 *ptm_iocb)
3173 struct srb_iocb *fxio = &sp->u.iocb_cmd;
3174 scsi_qla_host_t *vha = sp->vha;
3175 struct req_que *req = vha->req;
3176 struct tsk_mgmt_entry_fx00 tm_iocb;
3177 struct scsi_lun llun;
3179 memset(&tm_iocb, 0, sizeof(struct tsk_mgmt_entry_fx00));
3180 tm_iocb.entry_type = TSK_MGMT_IOCB_TYPE_FX00;
3181 tm_iocb.entry_count = 1;
3182 tm_iocb.handle = make_handle(req->id, sp->handle);
3183 tm_iocb.reserved_0 = 0;
3184 tm_iocb.tgt_id = cpu_to_le16(sp->fcport->tgt_id);
3185 tm_iocb.control_flags = cpu_to_le32(fxio->u.tmf.flags);
3186 if (tm_iocb.control_flags == cpu_to_le32((uint32_t)TCF_LUN_RESET)) {
3187 int_to_scsilun(fxio->u.tmf.lun, &llun);
3188 host_to_adap((uint8_t *)&llun, (uint8_t *)&tm_iocb.lun,
3189 sizeof(struct scsi_lun));
3192 memcpy(ptm_iocb, &tm_iocb,
3193 sizeof(struct tsk_mgmt_entry_fx00));
3198 qlafx00_abort_iocb(srb_t *sp, struct abort_iocb_entry_fx00 *pabt_iocb)
3200 struct srb_iocb *fxio = &sp->u.iocb_cmd;
3201 scsi_qla_host_t *vha = sp->vha;
3202 struct req_que *req = vha->req;
3203 struct abort_iocb_entry_fx00 abt_iocb;
3205 memset(&abt_iocb, 0, sizeof(struct abort_iocb_entry_fx00));
3206 abt_iocb.entry_type = ABORT_IOCB_TYPE_FX00;
3207 abt_iocb.entry_count = 1;
3208 abt_iocb.handle = make_handle(req->id, sp->handle);
3209 abt_iocb.abort_handle = make_handle(req->id, fxio->u.abt.cmd_hndl);
3210 abt_iocb.tgt_id_sts = cpu_to_le16(sp->fcport->tgt_id);
3211 abt_iocb.req_que_no = cpu_to_le16(req->id);
3213 memcpy(pabt_iocb, &abt_iocb,
3214 sizeof(struct abort_iocb_entry_fx00));
3219 qlafx00_fxdisc_iocb(srb_t *sp, struct fxdisc_entry_fx00 *pfxiocb)
3221 struct srb_iocb *fxio = &sp->u.iocb_cmd;
3222 struct qla_mt_iocb_rqst_fx00 *piocb_rqst;
3223 struct bsg_job *bsg_job;
3224 struct fc_bsg_request *bsg_request;
3225 struct fxdisc_entry_fx00 fx_iocb;
3226 uint8_t entry_cnt = 1;
3228 memset(&fx_iocb, 0, sizeof(struct fxdisc_entry_fx00));
3229 fx_iocb.entry_type = FX00_IOCB_TYPE;
3230 fx_iocb.handle = sp->handle;
3231 fx_iocb.entry_count = entry_cnt;
3233 if (sp->type == SRB_FXIOCB_DCMD) {
3235 sp->u.iocb_cmd.u.fxiocb.req_func_type;
3236 fx_iocb.adapid = fxio->u.fxiocb.adapter_id;
3237 fx_iocb.adapid_hi = fxio->u.fxiocb.adapter_id_hi;
3238 fx_iocb.reserved_0 = fxio->u.fxiocb.reserved_0;
3239 fx_iocb.reserved_1 = fxio->u.fxiocb.reserved_1;
3240 fx_iocb.dataword_extra = fxio->u.fxiocb.req_data_extra;
3242 if (fxio->u.fxiocb.flags & SRB_FXDISC_REQ_DMA_VALID) {
3243 fx_iocb.req_dsdcnt = cpu_to_le16(1);
3244 fx_iocb.req_xfrcnt =
3245 cpu_to_le16(fxio->u.fxiocb.req_len);
3246 put_unaligned_le64(fxio->u.fxiocb.req_dma_handle,
3247 &fx_iocb.dseg_rq[0].address);
3248 fx_iocb.dseg_rq[0].length =
3249 cpu_to_le32(fxio->u.fxiocb.req_len);
3252 if (fxio->u.fxiocb.flags & SRB_FXDISC_RESP_DMA_VALID) {
3253 fx_iocb.rsp_dsdcnt = cpu_to_le16(1);
3254 fx_iocb.rsp_xfrcnt =
3255 cpu_to_le16(fxio->u.fxiocb.rsp_len);
3256 put_unaligned_le64(fxio->u.fxiocb.rsp_dma_handle,
3257 &fx_iocb.dseg_rsp[0].address);
3258 fx_iocb.dseg_rsp[0].length =
3259 cpu_to_le32(fxio->u.fxiocb.rsp_len);
3262 if (fxio->u.fxiocb.flags & SRB_FXDISC_REQ_DWRD_VALID) {
3263 fx_iocb.dataword = fxio->u.fxiocb.req_data;
3265 fx_iocb.flags = fxio->u.fxiocb.flags;
3267 struct scatterlist *sg;
3269 bsg_job = sp->u.bsg_job;
3270 bsg_request = bsg_job->request;
3271 piocb_rqst = (struct qla_mt_iocb_rqst_fx00 *)
3272 &bsg_request->rqst_data.h_vendor.vendor_cmd[1];
3274 fx_iocb.func_num = piocb_rqst->func_type;
3275 fx_iocb.adapid = piocb_rqst->adapid;
3276 fx_iocb.adapid_hi = piocb_rqst->adapid_hi;
3277 fx_iocb.reserved_0 = piocb_rqst->reserved_0;
3278 fx_iocb.reserved_1 = piocb_rqst->reserved_1;
3279 fx_iocb.dataword_extra = piocb_rqst->dataword_extra;
3280 fx_iocb.dataword = piocb_rqst->dataword;
3281 fx_iocb.req_xfrcnt = piocb_rqst->req_len;
3282 fx_iocb.rsp_xfrcnt = piocb_rqst->rsp_len;
3284 if (piocb_rqst->flags & SRB_FXDISC_REQ_DMA_VALID) {
3285 int avail_dsds, tot_dsds;
3286 cont_a64_entry_t lcont_pkt;
3287 cont_a64_entry_t *cont_pkt = NULL;
3288 struct dsd64 *cur_dsd;
3289 int index = 0, cont = 0;
3291 fx_iocb.req_dsdcnt =
3292 cpu_to_le16(bsg_job->request_payload.sg_cnt);
3294 bsg_job->request_payload.sg_cnt;
3295 cur_dsd = &fx_iocb.dseg_rq[0];
3297 for_each_sg(bsg_job->request_payload.sg_list, sg,
3299 /* Allocate additional continuation packets? */
3300 if (avail_dsds == 0) {
3302 * Five DSDs are available in the Cont.
3305 memset(&lcont_pkt, 0,
3306 REQUEST_ENTRY_SIZE);
3308 qlafx00_prep_cont_type1_iocb(
3309 sp->vha->req, &lcont_pkt);
3310 cur_dsd = lcont_pkt.dsd;
3316 append_dsd64(&cur_dsd, sg);
3319 if (avail_dsds == 0 && cont == 1) {
3322 (void __iomem *)cont_pkt,
3323 &lcont_pkt, REQUEST_ENTRY_SIZE);
3325 ql_dbg_user + ql_dbg_verbose,
3327 (uint8_t *)&lcont_pkt,
3328 REQUEST_ENTRY_SIZE);
3331 if (avail_dsds != 0 && cont == 1) {
3332 memcpy_toio((void __iomem *)cont_pkt,
3333 &lcont_pkt, REQUEST_ENTRY_SIZE);
3334 ql_dump_buffer(ql_dbg_user + ql_dbg_verbose,
3336 (uint8_t *)&lcont_pkt, REQUEST_ENTRY_SIZE);
3340 if (piocb_rqst->flags & SRB_FXDISC_RESP_DMA_VALID) {
3341 int avail_dsds, tot_dsds;
3342 cont_a64_entry_t lcont_pkt;
3343 cont_a64_entry_t *cont_pkt = NULL;
3344 struct dsd64 *cur_dsd;
3345 int index = 0, cont = 0;
3347 fx_iocb.rsp_dsdcnt =
3348 cpu_to_le16(bsg_job->reply_payload.sg_cnt);
3349 tot_dsds = bsg_job->reply_payload.sg_cnt;
3350 cur_dsd = &fx_iocb.dseg_rsp[0];
3353 for_each_sg(bsg_job->reply_payload.sg_list, sg,
3355 /* Allocate additional continuation packets? */
3356 if (avail_dsds == 0) {
3358 * Five DSDs are available in the Cont.
3361 memset(&lcont_pkt, 0,
3362 REQUEST_ENTRY_SIZE);
3364 qlafx00_prep_cont_type1_iocb(
3365 sp->vha->req, &lcont_pkt);
3366 cur_dsd = lcont_pkt.dsd;
3372 append_dsd64(&cur_dsd, sg);
3375 if (avail_dsds == 0 && cont == 1) {
3377 memcpy_toio((void __iomem *)cont_pkt,
3379 REQUEST_ENTRY_SIZE);
3381 ql_dbg_user + ql_dbg_verbose,
3383 (uint8_t *)&lcont_pkt,
3384 REQUEST_ENTRY_SIZE);
3387 if (avail_dsds != 0 && cont == 1) {
3388 memcpy_toio((void __iomem *)cont_pkt,
3389 &lcont_pkt, REQUEST_ENTRY_SIZE);
3390 ql_dump_buffer(ql_dbg_user + ql_dbg_verbose,
3392 (uint8_t *)&lcont_pkt, REQUEST_ENTRY_SIZE);
3396 if (piocb_rqst->flags & SRB_FXDISC_REQ_DWRD_VALID)
3397 fx_iocb.dataword = piocb_rqst->dataword;
3398 fx_iocb.flags = piocb_rqst->flags;
3399 fx_iocb.entry_count = entry_cnt;
3402 ql_dump_buffer(ql_dbg_user + ql_dbg_verbose,
3403 sp->vha, 0x3047, &fx_iocb, sizeof(fx_iocb));
3405 memcpy_toio((void __iomem *)pfxiocb, &fx_iocb, sizeof(fx_iocb));