2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2010 QLogic Corporation
5 * See LICENSE.qla2xxx for copyright and licensing details.
9 #include <linux/moduleparam.h>
10 #include <linux/vmalloc.h>
11 #include <linux/delay.h>
12 #include <linux/kthread.h>
13 #include <linux/mutex.h>
14 #include <linux/kobject.h>
15 #include <linux/slab.h>
17 #include <scsi/scsi_tcq.h>
18 #include <scsi/scsicam.h>
19 #include <scsi/scsi_transport.h>
20 #include <scsi/scsi_transport_fc.h>
25 char qla2x00_version_str[40];
27 static int apidev_major;
30 * SRB allocation cache
32 static struct kmem_cache *srb_cachep;
35 * CT6 CTX allocation cache
37 static struct kmem_cache *ctx_cachep;
39 int ql2xlogintimeout = 20;
40 module_param(ql2xlogintimeout, int, S_IRUGO|S_IRUSR);
41 MODULE_PARM_DESC(ql2xlogintimeout,
42 "Login timeout value in seconds.");
44 int qlport_down_retry;
45 module_param(qlport_down_retry, int, S_IRUGO|S_IRUSR);
46 MODULE_PARM_DESC(qlport_down_retry,
47 "Maximum number of command retries to a port that returns "
48 "a PORT-DOWN status.");
50 int ql2xplogiabsentdevice;
51 module_param(ql2xplogiabsentdevice, int, S_IRUGO|S_IWUSR);
52 MODULE_PARM_DESC(ql2xplogiabsentdevice,
53 "Option to enable PLOGI to devices that are not present after "
54 "a Fabric scan. This is needed for several broken switches. "
55 "Default is 0 - no PLOGI. 1 - perfom PLOGI.");
57 int ql2xloginretrycount = 0;
58 module_param(ql2xloginretrycount, int, S_IRUGO|S_IRUSR);
59 MODULE_PARM_DESC(ql2xloginretrycount,
60 "Specify an alternate value for the NVRAM login retry count.");
62 int ql2xallocfwdump = 1;
63 module_param(ql2xallocfwdump, int, S_IRUGO|S_IRUSR);
64 MODULE_PARM_DESC(ql2xallocfwdump,
65 "Option to enable allocation of memory for a firmware dump "
66 "during HBA initialization. Memory allocation requirements "
67 "vary by ISP type. Default is 1 - allocate memory.");
69 int ql2xextended_error_logging;
70 module_param(ql2xextended_error_logging, int, S_IRUGO|S_IWUSR);
71 MODULE_PARM_DESC(ql2xextended_error_logging,
72 "Option to enable extended error logging, "
73 "Default is 0 - no logging. 1 - log errors.");
75 int ql2xshiftctondsd = 6;
76 module_param(ql2xshiftctondsd, int, S_IRUGO|S_IRUSR);
77 MODULE_PARM_DESC(ql2xshiftctondsd,
78 "Set to control shifting of command type processing "
79 "based on total number of SG elements.");
81 static void qla2x00_free_device(scsi_qla_host_t *);
84 module_param(ql2xfdmienable, int, S_IRUGO|S_IRUSR);
85 MODULE_PARM_DESC(ql2xfdmienable,
86 "Enables FDMI registrations. "
87 "0 - no FDMI. Default is 1 - perform FDMI.");
89 #define MAX_Q_DEPTH 32
90 static int ql2xmaxqdepth = MAX_Q_DEPTH;
91 module_param(ql2xmaxqdepth, int, S_IRUGO|S_IWUSR);
92 MODULE_PARM_DESC(ql2xmaxqdepth,
93 "Maximum queue depth to report for target devices.");
95 /* Do not change the value of this after module load */
96 int ql2xenabledif = 1;
97 module_param(ql2xenabledif, int, S_IRUGO|S_IWUSR);
98 MODULE_PARM_DESC(ql2xenabledif,
99 " Enable T10-CRC-DIF "
100 " Default is 0 - No DIF Support. 1 - Enable it");
102 int ql2xenablehba_err_chk;
103 module_param(ql2xenablehba_err_chk, int, S_IRUGO|S_IWUSR);
104 MODULE_PARM_DESC(ql2xenablehba_err_chk,
105 " Enable T10-CRC-DIF Error isolation by HBA"
106 " Default is 0 - Error isolation disabled, 1 - Enable it");
108 int ql2xiidmaenable=1;
109 module_param(ql2xiidmaenable, int, S_IRUGO|S_IRUSR);
110 MODULE_PARM_DESC(ql2xiidmaenable,
111 "Enables iIDMA settings "
112 "Default is 1 - perform iIDMA. 0 - no iIDMA.");
114 int ql2xmaxqueues = 1;
115 module_param(ql2xmaxqueues, int, S_IRUGO|S_IRUSR);
116 MODULE_PARM_DESC(ql2xmaxqueues,
117 "Enables MQ settings "
118 "Default is 1 for single queue. Set it to number "
119 "of queues in MQ mode.");
121 int ql2xmultique_tag;
122 module_param(ql2xmultique_tag, int, S_IRUGO|S_IRUSR);
123 MODULE_PARM_DESC(ql2xmultique_tag,
124 "Enables CPU affinity settings for the driver "
125 "Default is 0 for no affinity of request and response IO. "
126 "Set it to 1 to turn on the cpu affinity.");
129 module_param(ql2xfwloadbin, int, S_IRUGO|S_IRUSR);
130 MODULE_PARM_DESC(ql2xfwloadbin,
131 "Option to specify location from which to load ISP firmware:\n"
132 " 2 -- load firmware via the request_firmware() (hotplug)\n"
134 " 1 -- load firmware from flash.\n"
135 " 0 -- use default semantics.\n");
138 module_param(ql2xetsenable, int, S_IRUGO|S_IRUSR);
139 MODULE_PARM_DESC(ql2xetsenable,
140 "Enables firmware ETS burst."
141 "Default is 0 - skip ETS enablement.");
144 module_param(ql2xdbwr, int, S_IRUGO|S_IRUSR);
145 MODULE_PARM_DESC(ql2xdbwr,
146 "Option to specify scheme for request queue posting\n"
147 " 0 -- Regular doorbell.\n"
148 " 1 -- CAMRAM doorbell (faster).\n");
150 int ql2xdontresethba;
151 module_param(ql2xdontresethba, int, S_IRUGO|S_IRUSR);
152 MODULE_PARM_DESC(ql2xdontresethba,
153 "Option to specify reset behaviour\n"
154 " 0 (Default) -- Reset on failure.\n"
155 " 1 -- Do not reset on failure.\n");
157 int ql2xtargetreset = 1;
158 module_param(ql2xtargetreset, int, S_IRUGO|S_IRUSR);
159 MODULE_PARM_DESC(ql2xtargetreset,
160 "Enable target reset."
161 "Default is 1 - use hw defaults.");
164 int ql2xasynctmfenable;
165 module_param(ql2xasynctmfenable, int, S_IRUGO|S_IRUSR);
166 MODULE_PARM_DESC(ql2xasynctmfenable,
167 "Enables issue of TM IOCBs asynchronously via IOCB mechanism"
168 "Default is 0 - Issue TM IOCBs via mailbox mechanism.");
170 * SCSI host template entry points
172 static int qla2xxx_slave_configure(struct scsi_device * device);
173 static int qla2xxx_slave_alloc(struct scsi_device *);
174 static int qla2xxx_scan_finished(struct Scsi_Host *, unsigned long time);
175 static void qla2xxx_scan_start(struct Scsi_Host *);
176 static void qla2xxx_slave_destroy(struct scsi_device *);
177 static int qla2xxx_queuecommand(struct scsi_cmnd *cmd,
178 void (*fn)(struct scsi_cmnd *));
179 static int qla2xxx_eh_abort(struct scsi_cmnd *);
180 static int qla2xxx_eh_device_reset(struct scsi_cmnd *);
181 static int qla2xxx_eh_target_reset(struct scsi_cmnd *);
182 static int qla2xxx_eh_bus_reset(struct scsi_cmnd *);
183 static int qla2xxx_eh_host_reset(struct scsi_cmnd *);
185 static int qla2x00_change_queue_depth(struct scsi_device *, int, int);
186 static int qla2x00_change_queue_type(struct scsi_device *, int);
188 struct scsi_host_template qla2xxx_driver_template = {
189 .module = THIS_MODULE,
190 .name = QLA2XXX_DRIVER_NAME,
191 .queuecommand = qla2xxx_queuecommand,
193 .eh_abort_handler = qla2xxx_eh_abort,
194 .eh_device_reset_handler = qla2xxx_eh_device_reset,
195 .eh_target_reset_handler = qla2xxx_eh_target_reset,
196 .eh_bus_reset_handler = qla2xxx_eh_bus_reset,
197 .eh_host_reset_handler = qla2xxx_eh_host_reset,
199 .slave_configure = qla2xxx_slave_configure,
201 .slave_alloc = qla2xxx_slave_alloc,
202 .slave_destroy = qla2xxx_slave_destroy,
203 .scan_finished = qla2xxx_scan_finished,
204 .scan_start = qla2xxx_scan_start,
205 .change_queue_depth = qla2x00_change_queue_depth,
206 .change_queue_type = qla2x00_change_queue_type,
209 .use_clustering = ENABLE_CLUSTERING,
210 .sg_tablesize = SG_ALL,
212 .max_sectors = 0xFFFF,
213 .shost_attrs = qla2x00_host_attrs,
216 static struct scsi_transport_template *qla2xxx_transport_template = NULL;
217 struct scsi_transport_template *qla2xxx_transport_vport_template = NULL;
219 /* TODO Convert to inlines
225 qla2x00_start_timer(scsi_qla_host_t *vha, void *func, unsigned long interval)
227 init_timer(&vha->timer);
228 vha->timer.expires = jiffies + interval * HZ;
229 vha->timer.data = (unsigned long)vha;
230 vha->timer.function = (void (*)(unsigned long))func;
231 add_timer(&vha->timer);
232 vha->timer_active = 1;
236 qla2x00_restart_timer(scsi_qla_host_t *vha, unsigned long interval)
238 /* Currently used for 82XX only. */
239 if (vha->device_flags & DFLG_DEV_FAILED)
242 mod_timer(&vha->timer, jiffies + interval * HZ);
245 static __inline__ void
246 qla2x00_stop_timer(scsi_qla_host_t *vha)
248 del_timer_sync(&vha->timer);
249 vha->timer_active = 0;
252 static int qla2x00_do_dpc(void *data);
254 static void qla2x00_rst_aen(scsi_qla_host_t *);
256 static int qla2x00_mem_alloc(struct qla_hw_data *, uint16_t, uint16_t,
257 struct req_que **, struct rsp_que **);
258 static void qla2x00_mem_free(struct qla_hw_data *);
259 static void qla2x00_sp_free_dma(srb_t *);
261 /* -------------------------------------------------------------------------- */
262 static int qla2x00_alloc_queues(struct qla_hw_data *ha)
264 ha->req_q_map = kzalloc(sizeof(struct req_que *) * ha->max_req_queues,
266 if (!ha->req_q_map) {
267 qla_printk(KERN_WARNING, ha,
268 "Unable to allocate memory for request queue ptrs\n");
272 ha->rsp_q_map = kzalloc(sizeof(struct rsp_que *) * ha->max_rsp_queues,
274 if (!ha->rsp_q_map) {
275 qla_printk(KERN_WARNING, ha,
276 "Unable to allocate memory for response queue ptrs\n");
279 set_bit(0, ha->rsp_qid_map);
280 set_bit(0, ha->req_qid_map);
284 kfree(ha->req_q_map);
285 ha->req_q_map = NULL;
290 static void qla2x00_free_req_que(struct qla_hw_data *ha, struct req_que *req)
292 if (req && req->ring)
293 dma_free_coherent(&ha->pdev->dev,
294 (req->length + 1) * sizeof(request_t),
295 req->ring, req->dma);
301 static void qla2x00_free_rsp_que(struct qla_hw_data *ha, struct rsp_que *rsp)
303 if (rsp && rsp->ring)
304 dma_free_coherent(&ha->pdev->dev,
305 (rsp->length + 1) * sizeof(response_t),
306 rsp->ring, rsp->dma);
312 static void qla2x00_free_queues(struct qla_hw_data *ha)
318 for (cnt = 0; cnt < ha->max_req_queues; cnt++) {
319 req = ha->req_q_map[cnt];
320 qla2x00_free_req_que(ha, req);
322 kfree(ha->req_q_map);
323 ha->req_q_map = NULL;
325 for (cnt = 0; cnt < ha->max_rsp_queues; cnt++) {
326 rsp = ha->rsp_q_map[cnt];
327 qla2x00_free_rsp_que(ha, rsp);
329 kfree(ha->rsp_q_map);
330 ha->rsp_q_map = NULL;
333 static int qla25xx_setup_mode(struct scsi_qla_host *vha)
335 uint16_t options = 0;
337 struct qla_hw_data *ha = vha->hw;
339 if (!(ha->fw_attributes & BIT_6)) {
340 qla_printk(KERN_INFO, ha,
341 "Firmware is not multi-queue capable\n");
344 if (ql2xmultique_tag) {
345 /* create a request queue for IO */
347 req = qla25xx_create_req_que(ha, options, 0, 0, -1,
348 QLA_DEFAULT_QUE_QOS);
350 qla_printk(KERN_WARNING, ha,
351 "Can't create request queue\n");
354 ha->wq = create_workqueue("qla2xxx_wq");
355 vha->req = ha->req_q_map[req];
357 for (ques = 1; ques < ha->max_rsp_queues; ques++) {
358 ret = qla25xx_create_rsp_que(ha, options, 0, 0, req);
360 qla_printk(KERN_WARNING, ha,
361 "Response Queue create failed\n");
365 ha->flags.cpu_affinity_enabled = 1;
367 DEBUG2(qla_printk(KERN_INFO, ha,
368 "CPU affinity mode enabled, no. of response"
369 " queues:%d, no. of request queues:%d\n",
370 ha->max_rsp_queues, ha->max_req_queues));
374 qla25xx_delete_queues(vha);
375 destroy_workqueue(ha->wq);
379 kfree(ha->req_q_map);
380 kfree(ha->rsp_q_map);
381 ha->max_req_queues = ha->max_rsp_queues = 1;
386 qla2x00_pci_info_str(struct scsi_qla_host *vha, char *str)
388 struct qla_hw_data *ha = vha->hw;
389 static char *pci_bus_modes[] = {
390 "33", "66", "100", "133",
395 pci_bus = (ha->pci_attr & (BIT_9 | BIT_10)) >> 9;
398 strcat(str, pci_bus_modes[pci_bus]);
400 pci_bus = (ha->pci_attr & BIT_8) >> 8;
402 strcat(str, pci_bus_modes[pci_bus]);
404 strcat(str, " MHz)");
410 qla24xx_pci_info_str(struct scsi_qla_host *vha, char *str)
412 static char *pci_bus_modes[] = { "33", "66", "100", "133", };
413 struct qla_hw_data *ha = vha->hw;
417 pcie_reg = pci_find_capability(ha->pdev, PCI_CAP_ID_EXP);
420 uint16_t pcie_lstat, lspeed, lwidth;
423 pci_read_config_word(ha->pdev, pcie_reg, &pcie_lstat);
424 lspeed = pcie_lstat & (BIT_0 | BIT_1 | BIT_2 | BIT_3);
425 lwidth = (pcie_lstat &
426 (BIT_4 | BIT_5 | BIT_6 | BIT_7 | BIT_8 | BIT_9)) >> 4;
428 strcpy(str, "PCIe (");
430 strcat(str, "2.5GT/s ");
431 else if (lspeed == 2)
432 strcat(str, "5.0GT/s ");
434 strcat(str, "<unknown> ");
435 snprintf(lwstr, sizeof(lwstr), "x%d)", lwidth);
442 pci_bus = (ha->pci_attr & CSRX_PCIX_BUS_MODE_MASK) >> 8;
443 if (pci_bus == 0 || pci_bus == 8) {
445 strcat(str, pci_bus_modes[pci_bus >> 3]);
449 strcat(str, "Mode 2");
451 strcat(str, "Mode 1");
453 strcat(str, pci_bus_modes[pci_bus & ~BIT_2]);
455 strcat(str, " MHz)");
461 qla2x00_fw_version_str(struct scsi_qla_host *vha, char *str)
464 struct qla_hw_data *ha = vha->hw;
466 sprintf(str, "%d.%02d.%02d ", ha->fw_major_version,
467 ha->fw_minor_version,
468 ha->fw_subminor_version);
470 if (ha->fw_attributes & BIT_9) {
475 switch (ha->fw_attributes & 0xFF) {
489 sprintf(un_str, "(%x)", ha->fw_attributes);
493 if (ha->fw_attributes & 0x100)
500 qla24xx_fw_version_str(struct scsi_qla_host *vha, char *str)
502 struct qla_hw_data *ha = vha->hw;
504 sprintf(str, "%d.%02d.%02d (%x)", ha->fw_major_version,
505 ha->fw_minor_version, ha->fw_subminor_version, ha->fw_attributes);
509 static inline srb_t *
510 qla2x00_get_new_sp(scsi_qla_host_t *vha, fc_port_t *fcport,
511 struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
514 struct qla_hw_data *ha = vha->hw;
516 sp = mempool_alloc(ha->srb_mempool, GFP_ATOMIC);
520 atomic_set(&sp->ref_count, 1);
524 CMD_SP(cmd) = (void *)sp;
525 cmd->scsi_done = done;
532 qla2xxx_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
534 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
535 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
536 struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device));
537 struct qla_hw_data *ha = vha->hw;
538 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
542 if (ha->flags.eeh_busy) {
543 if (ha->flags.pci_channel_io_perm_failure)
544 cmd->result = DID_NO_CONNECT << 16;
546 cmd->result = DID_REQUEUE << 16;
547 goto qc24_fail_command;
550 rval = fc_remote_port_chkready(rport);
553 goto qc24_fail_command;
556 /* Close window on fcport/rport state-transitioning. */
558 goto qc24_target_busy;
560 if (!vha->flags.difdix_supported &&
561 scsi_get_prot_op(cmd) != SCSI_PROT_NORMAL) {
562 DEBUG2(qla_printk(KERN_ERR, ha,
563 "DIF Cap Not Reg, fail DIF capable cmd's:%x\n",
565 cmd->result = DID_NO_CONNECT << 16;
566 goto qc24_fail_command;
568 if (atomic_read(&fcport->state) != FCS_ONLINE) {
569 if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD ||
570 atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
571 cmd->result = DID_NO_CONNECT << 16;
572 goto qc24_fail_command;
574 goto qc24_target_busy;
577 spin_unlock_irq(vha->host->host_lock);
579 sp = qla2x00_get_new_sp(base_vha, fcport, cmd, done);
581 goto qc24_host_busy_lock;
583 rval = ha->isp_ops->start_scsi(sp);
584 if (rval != QLA_SUCCESS)
585 goto qc24_host_busy_free_sp;
587 spin_lock_irq(vha->host->host_lock);
591 qc24_host_busy_free_sp:
592 qla2x00_sp_free_dma(sp);
593 mempool_free(sp, ha->srb_mempool);
596 spin_lock_irq(vha->host->host_lock);
597 return SCSI_MLQUEUE_HOST_BUSY;
600 return SCSI_MLQUEUE_TARGET_BUSY;
610 * qla2x00_eh_wait_on_command
611 * Waits for the command to be returned by the Firmware for some
615 * cmd = Scsi Command to wait on.
622 qla2x00_eh_wait_on_command(struct scsi_cmnd *cmd)
624 #define ABORT_POLLING_PERIOD 1000
625 #define ABORT_WAIT_ITER ((10 * 1000) / (ABORT_POLLING_PERIOD))
626 unsigned long wait_iter = ABORT_WAIT_ITER;
627 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
628 struct qla_hw_data *ha = vha->hw;
629 int ret = QLA_SUCCESS;
631 if (unlikely(pci_channel_offline(ha->pdev)) || ha->flags.eeh_busy) {
632 DEBUG17(qla_printk(KERN_WARNING, ha, "return:eh_wait\n"));
636 while (CMD_SP(cmd) && wait_iter--) {
637 msleep(ABORT_POLLING_PERIOD);
640 ret = QLA_FUNCTION_FAILED;
646 * qla2x00_wait_for_hba_online
647 * Wait till the HBA is online after going through
648 * <= MAX_RETRIES_OF_ISP_ABORT or
649 * finally HBA is disabled ie marked offline
652 * ha - pointer to host adapter structure
655 * Does context switching-Release SPIN_LOCK
656 * (if any) before calling this routine.
659 * Success (Adapter is online) : 0
660 * Failed (Adapter is offline/disabled) : 1
663 qla2x00_wait_for_hba_online(scsi_qla_host_t *vha)
666 unsigned long wait_online;
667 struct qla_hw_data *ha = vha->hw;
668 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
670 wait_online = jiffies + (MAX_LOOP_TIMEOUT * HZ);
671 while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) ||
672 test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) ||
673 test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) ||
674 ha->dpc_active) && time_before(jiffies, wait_online)) {
678 if (base_vha->flags.online)
679 return_status = QLA_SUCCESS;
681 return_status = QLA_FUNCTION_FAILED;
683 return (return_status);
687 * qla2x00_wait_for_reset_ready
688 * Wait till the HBA is online after going through
689 * <= MAX_RETRIES_OF_ISP_ABORT or
690 * finally HBA is disabled ie marked offline or flash
691 * operations are in progress.
694 * ha - pointer to host adapter structure
697 * Does context switching-Release SPIN_LOCK
698 * (if any) before calling this routine.
701 * Success (Adapter is online/no flash ops) : 0
702 * Failed (Adapter is offline/disabled/flash ops in progress) : 1
705 qla2x00_wait_for_reset_ready(scsi_qla_host_t *vha)
708 unsigned long wait_online;
709 struct qla_hw_data *ha = vha->hw;
710 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
712 wait_online = jiffies + (MAX_LOOP_TIMEOUT * HZ);
713 while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) ||
714 test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) ||
715 test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) ||
716 ha->optrom_state != QLA_SWAITING ||
717 ha->dpc_active) && time_before(jiffies, wait_online))
720 if (base_vha->flags.online && ha->optrom_state == QLA_SWAITING)
721 return_status = QLA_SUCCESS;
723 return_status = QLA_FUNCTION_FAILED;
725 DEBUG2(printk("%s return_status=%d\n", __func__, return_status));
727 return return_status;
731 qla2x00_wait_for_chip_reset(scsi_qla_host_t *vha)
734 unsigned long wait_reset;
735 struct qla_hw_data *ha = vha->hw;
736 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
738 wait_reset = jiffies + (MAX_LOOP_TIMEOUT * HZ);
739 while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) ||
740 test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) ||
741 test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) ||
742 ha->dpc_active) && time_before(jiffies, wait_reset)) {
746 if (!test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags) &&
747 ha->flags.chip_reset_done)
750 if (ha->flags.chip_reset_done)
751 return_status = QLA_SUCCESS;
753 return_status = QLA_FUNCTION_FAILED;
755 return return_status;
759 * qla2x00_wait_for_loop_ready
760 * Wait for MAX_LOOP_TIMEOUT(5 min) value for loop
761 * to be in LOOP_READY state.
763 * ha - pointer to host adapter structure
766 * Does context switching-Release SPIN_LOCK
767 * (if any) before calling this routine.
771 * Success (LOOP_READY) : 0
772 * Failed (LOOP_NOT_READY) : 1
775 qla2x00_wait_for_loop_ready(scsi_qla_host_t *vha)
777 int return_status = QLA_SUCCESS;
778 unsigned long loop_timeout ;
779 struct qla_hw_data *ha = vha->hw;
780 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
782 /* wait for 5 min at the max for loop to be ready */
783 loop_timeout = jiffies + (MAX_LOOP_TIMEOUT * HZ);
785 while ((!atomic_read(&base_vha->loop_down_timer) &&
786 atomic_read(&base_vha->loop_state) == LOOP_DOWN) ||
787 atomic_read(&base_vha->loop_state) != LOOP_READY) {
788 if (atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
789 return_status = QLA_FUNCTION_FAILED;
793 if (time_after_eq(jiffies, loop_timeout)) {
794 return_status = QLA_FUNCTION_FAILED;
798 return (return_status);
802 sp_get(struct srb *sp)
804 atomic_inc(&sp->ref_count);
807 /**************************************************************************
811 * The abort function will abort the specified command.
814 * cmd = Linux SCSI command packet to be aborted.
817 * Either SUCCESS or FAILED.
820 * Only return FAILED if command not returned by firmware.
821 **************************************************************************/
823 qla2xxx_eh_abort(struct scsi_cmnd *cmd)
825 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
828 unsigned int id, lun;
829 unsigned long serial;
832 struct qla_hw_data *ha = vha->hw;
833 struct req_que *req = vha->req;
837 fc_block_scsi_eh(cmd);
844 id = cmd->device->id;
845 lun = cmd->device->lun;
846 serial = cmd->serial_number;
847 spt = (srb_t *) CMD_SP(cmd);
851 /* Check active list for command command. */
852 spin_lock_irqsave(&ha->hardware_lock, flags);
853 for (i = 1; i < MAX_OUTSTANDING_COMMANDS; i++) {
854 sp = req->outstanding_cmds[i];
858 if ((sp->ctx) && !(sp->flags & SRB_FCP_CMND_DMA_VALID) &&
864 DEBUG2(printk("%s(%ld): aborting sp %p from RISC."
865 " pid=%ld.\n", __func__, vha->host_no, sp, serial));
867 /* Get a reference to the sp and drop the lock.*/
871 spin_unlock_irqrestore(&ha->hardware_lock, flags);
872 if (ha->isp_ops->abort_command(sp)) {
873 DEBUG2(printk("%s(%ld): abort_command "
874 "mbx failed.\n", __func__, vha->host_no));
877 DEBUG3(printk("%s(%ld): abort_command "
878 "mbx success.\n", __func__, vha->host_no));
881 spin_lock_irqsave(&ha->hardware_lock, flags);
884 spin_unlock_irqrestore(&ha->hardware_lock, flags);
886 /* Wait for the command to be returned. */
888 if (qla2x00_eh_wait_on_command(cmd) != QLA_SUCCESS) {
889 qla_printk(KERN_ERR, ha,
890 "scsi(%ld:%d:%d): Abort handler timed out -- %lx "
891 "%x.\n", vha->host_no, id, lun, serial, ret);
897 qla2x00_sp_compl(ha, sp);
899 qla_printk(KERN_INFO, ha,
900 "scsi(%ld:%d:%d): Abort command issued -- %d %lx %x.\n",
901 vha->host_no, id, lun, wait, serial, ret);
907 qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *vha, unsigned int t,
908 unsigned int l, enum nexus_wait_type type)
910 int cnt, match, status;
912 struct qla_hw_data *ha = vha->hw;
916 status = QLA_SUCCESS;
918 spin_lock_irqsave(&ha->hardware_lock, flags);
920 for (cnt = 1; status == QLA_SUCCESS &&
921 cnt < MAX_OUTSTANDING_COMMANDS; cnt++) {
922 sp = req->outstanding_cmds[cnt];
925 if ((sp->ctx) && !IS_PROT_IO(sp))
927 if (vha->vp_idx != sp->fcport->vha->vp_idx)
935 match = sp->cmd->device->id == t;
938 match = (sp->cmd->device->id == t &&
939 sp->cmd->device->lun == l);
945 spin_unlock_irqrestore(&ha->hardware_lock, flags);
946 status = qla2x00_eh_wait_on_command(sp->cmd);
947 spin_lock_irqsave(&ha->hardware_lock, flags);
949 spin_unlock_irqrestore(&ha->hardware_lock, flags);
954 static char *reset_errors[] = {
957 "Task management failed",
958 "Waiting for command completions",
962 __qla2xxx_eh_generic_reset(char *name, enum nexus_wait_type type,
963 struct scsi_cmnd *cmd, int (*do_reset)(struct fc_port *, unsigned int, int))
965 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
966 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
969 fc_block_scsi_eh(cmd);
974 qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET ISSUED.\n",
975 vha->host_no, cmd->device->id, cmd->device->lun, name);
978 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS)
979 goto eh_reset_failed;
981 if (qla2x00_wait_for_loop_ready(vha) != QLA_SUCCESS)
982 goto eh_reset_failed;
984 if (do_reset(fcport, cmd->device->lun, cmd->request->cpu + 1)
986 goto eh_reset_failed;
988 if (qla2x00_eh_wait_for_pending_commands(vha, cmd->device->id,
989 cmd->device->lun, type) != QLA_SUCCESS)
990 goto eh_reset_failed;
992 qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET SUCCEEDED.\n",
993 vha->host_no, cmd->device->id, cmd->device->lun, name);
998 qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET FAILED: %s.\n"
999 , vha->host_no, cmd->device->id, cmd->device->lun, name,
1005 qla2xxx_eh_device_reset(struct scsi_cmnd *cmd)
1007 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
1008 struct qla_hw_data *ha = vha->hw;
1010 return __qla2xxx_eh_generic_reset("DEVICE", WAIT_LUN, cmd,
1011 ha->isp_ops->lun_reset);
1015 qla2xxx_eh_target_reset(struct scsi_cmnd *cmd)
1017 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
1018 struct qla_hw_data *ha = vha->hw;
1020 return __qla2xxx_eh_generic_reset("TARGET", WAIT_TARGET, cmd,
1021 ha->isp_ops->target_reset);
1024 /**************************************************************************
1025 * qla2xxx_eh_bus_reset
1028 * The bus reset function will reset the bus and abort any executing
1032 * cmd = Linux SCSI command packet of the command that cause the
1036 * SUCCESS/FAILURE (defined as macro in scsi.h).
1038 **************************************************************************/
1040 qla2xxx_eh_bus_reset(struct scsi_cmnd *cmd)
1042 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
1043 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
1045 unsigned int id, lun;
1046 unsigned long serial;
1048 fc_block_scsi_eh(cmd);
1050 id = cmd->device->id;
1051 lun = cmd->device->lun;
1052 serial = cmd->serial_number;
1057 qla_printk(KERN_INFO, vha->hw,
1058 "scsi(%ld:%d:%d): BUS RESET ISSUED.\n", vha->host_no, id, lun);
1060 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
1061 DEBUG2(printk("%s failed:board disabled\n",__func__));
1062 goto eh_bus_reset_done;
1065 if (qla2x00_wait_for_loop_ready(vha) == QLA_SUCCESS) {
1066 if (qla2x00_loop_reset(vha) == QLA_SUCCESS)
1070 goto eh_bus_reset_done;
1072 /* Flush outstanding commands. */
1073 if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, WAIT_HOST) !=
1078 qla_printk(KERN_INFO, vha->hw, "%s: reset %s\n", __func__,
1079 (ret == FAILED) ? "failed" : "succeded");
1084 /**************************************************************************
1085 * qla2xxx_eh_host_reset
1088 * The reset function will reset the Adapter.
1091 * cmd = Linux SCSI command packet of the command that cause the
1095 * Either SUCCESS or FAILED.
1098 **************************************************************************/
1100 qla2xxx_eh_host_reset(struct scsi_cmnd *cmd)
1102 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
1103 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
1104 struct qla_hw_data *ha = vha->hw;
1106 unsigned int id, lun;
1107 unsigned long serial;
1108 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
1110 fc_block_scsi_eh(cmd);
1112 id = cmd->device->id;
1113 lun = cmd->device->lun;
1114 serial = cmd->serial_number;
1119 qla_printk(KERN_INFO, ha,
1120 "scsi(%ld:%d:%d): ADAPTER RESET ISSUED.\n", vha->host_no, id, lun);
1122 if (qla2x00_wait_for_reset_ready(vha) != QLA_SUCCESS)
1123 goto eh_host_reset_lock;
1126 * Fixme-may be dpc thread is active and processing
1127 * loop_resync,so wait a while for it to
1128 * be completed and then issue big hammer.Otherwise
1129 * it may cause I/O failure as big hammer marks the
1130 * devices as lost kicking of the port_down_timer
1131 * while dpc is stuck for the mailbox to complete.
1133 qla2x00_wait_for_loop_ready(vha);
1134 if (vha != base_vha) {
1135 if (qla2x00_vp_abort_isp(vha))
1136 goto eh_host_reset_lock;
1138 if (IS_QLA82XX(vha->hw)) {
1139 if (!qla82xx_fcoe_ctx_reset(vha)) {
1140 /* Ctx reset success */
1142 goto eh_host_reset_lock;
1144 /* fall thru if ctx reset failed */
1147 flush_workqueue(ha->wq);
1149 set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
1150 if (ha->isp_ops->abort_isp(base_vha)) {
1151 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
1152 /* failed. schedule dpc to try */
1153 set_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags);
1155 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS)
1156 goto eh_host_reset_lock;
1158 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
1161 /* Waiting for command to be returned to OS.*/
1162 if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, WAIT_HOST) ==
1167 qla_printk(KERN_INFO, ha, "%s: reset %s\n", __func__,
1168 (ret == FAILED) ? "failed" : "succeded");
1174 * qla2x00_loop_reset
1178 * ha = adapter block pointer.
1184 qla2x00_loop_reset(scsi_qla_host_t *vha)
1187 struct fc_port *fcport;
1188 struct qla_hw_data *ha = vha->hw;
1190 if (ql2xtargetreset == 1 && ha->flags.enable_target_reset) {
1191 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1192 if (fcport->port_type != FCT_TARGET)
1195 ret = ha->isp_ops->target_reset(fcport, 0, 0);
1196 if (ret != QLA_SUCCESS) {
1197 DEBUG2_3(printk("%s(%ld): bus_reset failed: "
1198 "target_reset=%d d_id=%x.\n", __func__,
1199 vha->host_no, ret, fcport->d_id.b24));
1204 if (ha->flags.enable_lip_full_login && !IS_QLA8XXX_TYPE(ha)) {
1205 ret = qla2x00_full_login_lip(vha);
1206 if (ret != QLA_SUCCESS) {
1207 DEBUG2_3(printk("%s(%ld): failed: "
1208 "full_login_lip=%d.\n", __func__, vha->host_no,
1211 atomic_set(&vha->loop_state, LOOP_DOWN);
1212 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
1213 qla2x00_mark_all_devices_lost(vha, 0);
1214 qla2x00_wait_for_loop_ready(vha);
1217 if (ha->flags.enable_lip_reset) {
1218 ret = qla2x00_lip_reset(vha);
1219 if (ret != QLA_SUCCESS) {
1220 DEBUG2_3(printk("%s(%ld): failed: "
1221 "lip_reset=%d.\n", __func__, vha->host_no, ret));
1223 qla2x00_wait_for_loop_ready(vha);
1226 /* Issue marker command only when we are going to start the I/O */
1227 vha->marker_needed = 1;
1233 qla2x00_abort_all_cmds(scsi_qla_host_t *vha, int res)
1236 unsigned long flags;
1238 struct srb_ctx *ctx;
1239 struct qla_hw_data *ha = vha->hw;
1240 struct req_que *req;
1242 spin_lock_irqsave(&ha->hardware_lock, flags);
1243 for (que = 0; que < ha->max_req_queues; que++) {
1244 req = ha->req_q_map[que];
1247 for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) {
1248 sp = req->outstanding_cmds[cnt];
1250 req->outstanding_cmds[cnt] = NULL;
1252 (sp->flags & SRB_FCP_CMND_DMA_VALID) ||
1254 sp->cmd->result = res;
1255 qla2x00_sp_compl(ha, sp);
1258 if (ctx->type == SRB_LOGIN_CMD ||
1259 ctx->type == SRB_LOGOUT_CMD) {
1260 ctx->u.iocb_cmd->free(sp);
1262 struct fc_bsg_job *bsg_job =
1264 if (bsg_job->request->msgcode
1267 bsg_job->req->errors = 0;
1268 bsg_job->reply->result = res;
1269 bsg_job->job_done(bsg_job);
1278 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1282 qla2xxx_slave_alloc(struct scsi_device *sdev)
1284 struct fc_rport *rport = starget_to_rport(scsi_target(sdev));
1286 if (!rport || fc_remote_port_chkready(rport))
1289 sdev->hostdata = *(fc_port_t **)rport->dd_data;
1295 qla2xxx_slave_configure(struct scsi_device *sdev)
1297 scsi_qla_host_t *vha = shost_priv(sdev->host);
1298 struct req_que *req = vha->req;
1300 if (sdev->tagged_supported)
1301 scsi_activate_tcq(sdev, req->max_q_depth);
1303 scsi_deactivate_tcq(sdev, req->max_q_depth);
1308 qla2xxx_slave_destroy(struct scsi_device *sdev)
1310 sdev->hostdata = NULL;
1313 static void qla2x00_handle_queue_full(struct scsi_device *sdev, int qdepth)
1315 fc_port_t *fcport = (struct fc_port *) sdev->hostdata;
1317 if (!scsi_track_queue_full(sdev, qdepth))
1320 DEBUG2(qla_printk(KERN_INFO, fcport->vha->hw,
1321 "scsi(%ld:%d:%d:%d): Queue depth adjusted-down to %d.\n",
1322 fcport->vha->host_no, sdev->channel, sdev->id, sdev->lun,
1323 sdev->queue_depth));
1326 static void qla2x00_adjust_sdev_qdepth_up(struct scsi_device *sdev, int qdepth)
1328 fc_port_t *fcport = sdev->hostdata;
1329 struct scsi_qla_host *vha = fcport->vha;
1330 struct qla_hw_data *ha = vha->hw;
1331 struct req_que *req = NULL;
1337 if (req->max_q_depth <= sdev->queue_depth || req->max_q_depth < qdepth)
1340 if (sdev->ordered_tags)
1341 scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, qdepth);
1343 scsi_adjust_queue_depth(sdev, MSG_SIMPLE_TAG, qdepth);
1345 DEBUG2(qla_printk(KERN_INFO, ha,
1346 "scsi(%ld:%d:%d:%d): Queue depth adjusted-up to %d.\n",
1347 fcport->vha->host_no, sdev->channel, sdev->id, sdev->lun,
1348 sdev->queue_depth));
1352 qla2x00_change_queue_depth(struct scsi_device *sdev, int qdepth, int reason)
1355 case SCSI_QDEPTH_DEFAULT:
1356 scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), qdepth);
1358 case SCSI_QDEPTH_QFULL:
1359 qla2x00_handle_queue_full(sdev, qdepth);
1361 case SCSI_QDEPTH_RAMP_UP:
1362 qla2x00_adjust_sdev_qdepth_up(sdev, qdepth);
1368 return sdev->queue_depth;
1372 qla2x00_change_queue_type(struct scsi_device *sdev, int tag_type)
1374 if (sdev->tagged_supported) {
1375 scsi_set_tag_type(sdev, tag_type);
1377 scsi_activate_tcq(sdev, sdev->queue_depth);
1379 scsi_deactivate_tcq(sdev, sdev->queue_depth);
1387 * qla2x00_config_dma_addressing() - Configure OS DMA addressing method.
1390 * At exit, the @ha's flags.enable_64bit_addressing set to indicated
1391 * supported addressing method.
1394 qla2x00_config_dma_addressing(struct qla_hw_data *ha)
1396 /* Assume a 32bit DMA mask. */
1397 ha->flags.enable_64bit_addressing = 0;
1399 if (!dma_set_mask(&ha->pdev->dev, DMA_BIT_MASK(64))) {
1400 /* Any upper-dword bits set? */
1401 if (MSD(dma_get_required_mask(&ha->pdev->dev)) &&
1402 !pci_set_consistent_dma_mask(ha->pdev, DMA_BIT_MASK(64))) {
1403 /* Ok, a 64bit DMA mask is applicable. */
1404 ha->flags.enable_64bit_addressing = 1;
1405 ha->isp_ops->calc_req_entries = qla2x00_calc_iocbs_64;
1406 ha->isp_ops->build_iocbs = qla2x00_build_scsi_iocbs_64;
1411 dma_set_mask(&ha->pdev->dev, DMA_BIT_MASK(32));
1412 pci_set_consistent_dma_mask(ha->pdev, DMA_BIT_MASK(32));
1416 qla2x00_enable_intrs(struct qla_hw_data *ha)
1418 unsigned long flags = 0;
1419 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1421 spin_lock_irqsave(&ha->hardware_lock, flags);
1422 ha->interrupts_on = 1;
1423 /* enable risc and host interrupts */
1424 WRT_REG_WORD(®->ictrl, ICR_EN_INT | ICR_EN_RISC);
1425 RD_REG_WORD(®->ictrl);
1426 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1431 qla2x00_disable_intrs(struct qla_hw_data *ha)
1433 unsigned long flags = 0;
1434 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1436 spin_lock_irqsave(&ha->hardware_lock, flags);
1437 ha->interrupts_on = 0;
1438 /* disable risc and host interrupts */
1439 WRT_REG_WORD(®->ictrl, 0);
1440 RD_REG_WORD(®->ictrl);
1441 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1445 qla24xx_enable_intrs(struct qla_hw_data *ha)
1447 unsigned long flags = 0;
1448 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1450 spin_lock_irqsave(&ha->hardware_lock, flags);
1451 ha->interrupts_on = 1;
1452 WRT_REG_DWORD(®->ictrl, ICRX_EN_RISC_INT);
1453 RD_REG_DWORD(®->ictrl);
1454 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1458 qla24xx_disable_intrs(struct qla_hw_data *ha)
1460 unsigned long flags = 0;
1461 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1463 if (IS_NOPOLLING_TYPE(ha))
1465 spin_lock_irqsave(&ha->hardware_lock, flags);
1466 ha->interrupts_on = 0;
1467 WRT_REG_DWORD(®->ictrl, 0);
1468 RD_REG_DWORD(®->ictrl);
1469 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1472 static struct isp_operations qla2100_isp_ops = {
1473 .pci_config = qla2100_pci_config,
1474 .reset_chip = qla2x00_reset_chip,
1475 .chip_diag = qla2x00_chip_diag,
1476 .config_rings = qla2x00_config_rings,
1477 .reset_adapter = qla2x00_reset_adapter,
1478 .nvram_config = qla2x00_nvram_config,
1479 .update_fw_options = qla2x00_update_fw_options,
1480 .load_risc = qla2x00_load_risc,
1481 .pci_info_str = qla2x00_pci_info_str,
1482 .fw_version_str = qla2x00_fw_version_str,
1483 .intr_handler = qla2100_intr_handler,
1484 .enable_intrs = qla2x00_enable_intrs,
1485 .disable_intrs = qla2x00_disable_intrs,
1486 .abort_command = qla2x00_abort_command,
1487 .target_reset = qla2x00_abort_target,
1488 .lun_reset = qla2x00_lun_reset,
1489 .fabric_login = qla2x00_login_fabric,
1490 .fabric_logout = qla2x00_fabric_logout,
1491 .calc_req_entries = qla2x00_calc_iocbs_32,
1492 .build_iocbs = qla2x00_build_scsi_iocbs_32,
1493 .prep_ms_iocb = qla2x00_prep_ms_iocb,
1494 .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb,
1495 .read_nvram = qla2x00_read_nvram_data,
1496 .write_nvram = qla2x00_write_nvram_data,
1497 .fw_dump = qla2100_fw_dump,
1500 .beacon_blink = NULL,
1501 .read_optrom = qla2x00_read_optrom_data,
1502 .write_optrom = qla2x00_write_optrom_data,
1503 .get_flash_version = qla2x00_get_flash_version,
1504 .start_scsi = qla2x00_start_scsi,
1505 .abort_isp = qla2x00_abort_isp,
1508 static struct isp_operations qla2300_isp_ops = {
1509 .pci_config = qla2300_pci_config,
1510 .reset_chip = qla2x00_reset_chip,
1511 .chip_diag = qla2x00_chip_diag,
1512 .config_rings = qla2x00_config_rings,
1513 .reset_adapter = qla2x00_reset_adapter,
1514 .nvram_config = qla2x00_nvram_config,
1515 .update_fw_options = qla2x00_update_fw_options,
1516 .load_risc = qla2x00_load_risc,
1517 .pci_info_str = qla2x00_pci_info_str,
1518 .fw_version_str = qla2x00_fw_version_str,
1519 .intr_handler = qla2300_intr_handler,
1520 .enable_intrs = qla2x00_enable_intrs,
1521 .disable_intrs = qla2x00_disable_intrs,
1522 .abort_command = qla2x00_abort_command,
1523 .target_reset = qla2x00_abort_target,
1524 .lun_reset = qla2x00_lun_reset,
1525 .fabric_login = qla2x00_login_fabric,
1526 .fabric_logout = qla2x00_fabric_logout,
1527 .calc_req_entries = qla2x00_calc_iocbs_32,
1528 .build_iocbs = qla2x00_build_scsi_iocbs_32,
1529 .prep_ms_iocb = qla2x00_prep_ms_iocb,
1530 .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb,
1531 .read_nvram = qla2x00_read_nvram_data,
1532 .write_nvram = qla2x00_write_nvram_data,
1533 .fw_dump = qla2300_fw_dump,
1534 .beacon_on = qla2x00_beacon_on,
1535 .beacon_off = qla2x00_beacon_off,
1536 .beacon_blink = qla2x00_beacon_blink,
1537 .read_optrom = qla2x00_read_optrom_data,
1538 .write_optrom = qla2x00_write_optrom_data,
1539 .get_flash_version = qla2x00_get_flash_version,
1540 .start_scsi = qla2x00_start_scsi,
1541 .abort_isp = qla2x00_abort_isp,
1544 static struct isp_operations qla24xx_isp_ops = {
1545 .pci_config = qla24xx_pci_config,
1546 .reset_chip = qla24xx_reset_chip,
1547 .chip_diag = qla24xx_chip_diag,
1548 .config_rings = qla24xx_config_rings,
1549 .reset_adapter = qla24xx_reset_adapter,
1550 .nvram_config = qla24xx_nvram_config,
1551 .update_fw_options = qla24xx_update_fw_options,
1552 .load_risc = qla24xx_load_risc,
1553 .pci_info_str = qla24xx_pci_info_str,
1554 .fw_version_str = qla24xx_fw_version_str,
1555 .intr_handler = qla24xx_intr_handler,
1556 .enable_intrs = qla24xx_enable_intrs,
1557 .disable_intrs = qla24xx_disable_intrs,
1558 .abort_command = qla24xx_abort_command,
1559 .target_reset = qla24xx_abort_target,
1560 .lun_reset = qla24xx_lun_reset,
1561 .fabric_login = qla24xx_login_fabric,
1562 .fabric_logout = qla24xx_fabric_logout,
1563 .calc_req_entries = NULL,
1564 .build_iocbs = NULL,
1565 .prep_ms_iocb = qla24xx_prep_ms_iocb,
1566 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
1567 .read_nvram = qla24xx_read_nvram_data,
1568 .write_nvram = qla24xx_write_nvram_data,
1569 .fw_dump = qla24xx_fw_dump,
1570 .beacon_on = qla24xx_beacon_on,
1571 .beacon_off = qla24xx_beacon_off,
1572 .beacon_blink = qla24xx_beacon_blink,
1573 .read_optrom = qla24xx_read_optrom_data,
1574 .write_optrom = qla24xx_write_optrom_data,
1575 .get_flash_version = qla24xx_get_flash_version,
1576 .start_scsi = qla24xx_start_scsi,
1577 .abort_isp = qla2x00_abort_isp,
1580 static struct isp_operations qla25xx_isp_ops = {
1581 .pci_config = qla25xx_pci_config,
1582 .reset_chip = qla24xx_reset_chip,
1583 .chip_diag = qla24xx_chip_diag,
1584 .config_rings = qla24xx_config_rings,
1585 .reset_adapter = qla24xx_reset_adapter,
1586 .nvram_config = qla24xx_nvram_config,
1587 .update_fw_options = qla24xx_update_fw_options,
1588 .load_risc = qla24xx_load_risc,
1589 .pci_info_str = qla24xx_pci_info_str,
1590 .fw_version_str = qla24xx_fw_version_str,
1591 .intr_handler = qla24xx_intr_handler,
1592 .enable_intrs = qla24xx_enable_intrs,
1593 .disable_intrs = qla24xx_disable_intrs,
1594 .abort_command = qla24xx_abort_command,
1595 .target_reset = qla24xx_abort_target,
1596 .lun_reset = qla24xx_lun_reset,
1597 .fabric_login = qla24xx_login_fabric,
1598 .fabric_logout = qla24xx_fabric_logout,
1599 .calc_req_entries = NULL,
1600 .build_iocbs = NULL,
1601 .prep_ms_iocb = qla24xx_prep_ms_iocb,
1602 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
1603 .read_nvram = qla25xx_read_nvram_data,
1604 .write_nvram = qla25xx_write_nvram_data,
1605 .fw_dump = qla25xx_fw_dump,
1606 .beacon_on = qla24xx_beacon_on,
1607 .beacon_off = qla24xx_beacon_off,
1608 .beacon_blink = qla24xx_beacon_blink,
1609 .read_optrom = qla25xx_read_optrom_data,
1610 .write_optrom = qla24xx_write_optrom_data,
1611 .get_flash_version = qla24xx_get_flash_version,
1612 .start_scsi = qla24xx_dif_start_scsi,
1613 .abort_isp = qla2x00_abort_isp,
1616 static struct isp_operations qla81xx_isp_ops = {
1617 .pci_config = qla25xx_pci_config,
1618 .reset_chip = qla24xx_reset_chip,
1619 .chip_diag = qla24xx_chip_diag,
1620 .config_rings = qla24xx_config_rings,
1621 .reset_adapter = qla24xx_reset_adapter,
1622 .nvram_config = qla81xx_nvram_config,
1623 .update_fw_options = qla81xx_update_fw_options,
1624 .load_risc = qla81xx_load_risc,
1625 .pci_info_str = qla24xx_pci_info_str,
1626 .fw_version_str = qla24xx_fw_version_str,
1627 .intr_handler = qla24xx_intr_handler,
1628 .enable_intrs = qla24xx_enable_intrs,
1629 .disable_intrs = qla24xx_disable_intrs,
1630 .abort_command = qla24xx_abort_command,
1631 .target_reset = qla24xx_abort_target,
1632 .lun_reset = qla24xx_lun_reset,
1633 .fabric_login = qla24xx_login_fabric,
1634 .fabric_logout = qla24xx_fabric_logout,
1635 .calc_req_entries = NULL,
1636 .build_iocbs = NULL,
1637 .prep_ms_iocb = qla24xx_prep_ms_iocb,
1638 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
1640 .write_nvram = NULL,
1641 .fw_dump = qla81xx_fw_dump,
1642 .beacon_on = qla24xx_beacon_on,
1643 .beacon_off = qla24xx_beacon_off,
1644 .beacon_blink = qla24xx_beacon_blink,
1645 .read_optrom = qla25xx_read_optrom_data,
1646 .write_optrom = qla24xx_write_optrom_data,
1647 .get_flash_version = qla24xx_get_flash_version,
1648 .start_scsi = qla24xx_dif_start_scsi,
1649 .abort_isp = qla2x00_abort_isp,
1652 static struct isp_operations qla82xx_isp_ops = {
1653 .pci_config = qla82xx_pci_config,
1654 .reset_chip = qla82xx_reset_chip,
1655 .chip_diag = qla24xx_chip_diag,
1656 .config_rings = qla82xx_config_rings,
1657 .reset_adapter = qla24xx_reset_adapter,
1658 .nvram_config = qla81xx_nvram_config,
1659 .update_fw_options = qla24xx_update_fw_options,
1660 .load_risc = qla82xx_load_risc,
1661 .pci_info_str = qla82xx_pci_info_str,
1662 .fw_version_str = qla24xx_fw_version_str,
1663 .intr_handler = qla82xx_intr_handler,
1664 .enable_intrs = qla82xx_enable_intrs,
1665 .disable_intrs = qla82xx_disable_intrs,
1666 .abort_command = qla24xx_abort_command,
1667 .target_reset = qla24xx_abort_target,
1668 .lun_reset = qla24xx_lun_reset,
1669 .fabric_login = qla24xx_login_fabric,
1670 .fabric_logout = qla24xx_fabric_logout,
1671 .calc_req_entries = NULL,
1672 .build_iocbs = NULL,
1673 .prep_ms_iocb = qla24xx_prep_ms_iocb,
1674 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
1675 .read_nvram = qla24xx_read_nvram_data,
1676 .write_nvram = qla24xx_write_nvram_data,
1677 .fw_dump = qla24xx_fw_dump,
1678 .beacon_on = qla24xx_beacon_on,
1679 .beacon_off = qla24xx_beacon_off,
1680 .beacon_blink = qla24xx_beacon_blink,
1681 .read_optrom = qla82xx_read_optrom_data,
1682 .write_optrom = qla82xx_write_optrom_data,
1683 .get_flash_version = qla24xx_get_flash_version,
1684 .start_scsi = qla82xx_start_scsi,
1685 .abort_isp = qla82xx_abort_isp,
1689 qla2x00_set_isp_flags(struct qla_hw_data *ha)
1691 ha->device_type = DT_EXTENDED_IDS;
1692 switch (ha->pdev->device) {
1693 case PCI_DEVICE_ID_QLOGIC_ISP2100:
1694 ha->device_type |= DT_ISP2100;
1695 ha->device_type &= ~DT_EXTENDED_IDS;
1696 ha->fw_srisc_address = RISC_START_ADDRESS_2100;
1698 case PCI_DEVICE_ID_QLOGIC_ISP2200:
1699 ha->device_type |= DT_ISP2200;
1700 ha->device_type &= ~DT_EXTENDED_IDS;
1701 ha->fw_srisc_address = RISC_START_ADDRESS_2100;
1703 case PCI_DEVICE_ID_QLOGIC_ISP2300:
1704 ha->device_type |= DT_ISP2300;
1705 ha->device_type |= DT_ZIO_SUPPORTED;
1706 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1708 case PCI_DEVICE_ID_QLOGIC_ISP2312:
1709 ha->device_type |= DT_ISP2312;
1710 ha->device_type |= DT_ZIO_SUPPORTED;
1711 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1713 case PCI_DEVICE_ID_QLOGIC_ISP2322:
1714 ha->device_type |= DT_ISP2322;
1715 ha->device_type |= DT_ZIO_SUPPORTED;
1716 if (ha->pdev->subsystem_vendor == 0x1028 &&
1717 ha->pdev->subsystem_device == 0x0170)
1718 ha->device_type |= DT_OEM_001;
1719 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1721 case PCI_DEVICE_ID_QLOGIC_ISP6312:
1722 ha->device_type |= DT_ISP6312;
1723 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1725 case PCI_DEVICE_ID_QLOGIC_ISP6322:
1726 ha->device_type |= DT_ISP6322;
1727 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1729 case PCI_DEVICE_ID_QLOGIC_ISP2422:
1730 ha->device_type |= DT_ISP2422;
1731 ha->device_type |= DT_ZIO_SUPPORTED;
1732 ha->device_type |= DT_FWI2;
1733 ha->device_type |= DT_IIDMA;
1734 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1736 case PCI_DEVICE_ID_QLOGIC_ISP2432:
1737 ha->device_type |= DT_ISP2432;
1738 ha->device_type |= DT_ZIO_SUPPORTED;
1739 ha->device_type |= DT_FWI2;
1740 ha->device_type |= DT_IIDMA;
1741 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1743 case PCI_DEVICE_ID_QLOGIC_ISP8432:
1744 ha->device_type |= DT_ISP8432;
1745 ha->device_type |= DT_ZIO_SUPPORTED;
1746 ha->device_type |= DT_FWI2;
1747 ha->device_type |= DT_IIDMA;
1748 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1750 case PCI_DEVICE_ID_QLOGIC_ISP5422:
1751 ha->device_type |= DT_ISP5422;
1752 ha->device_type |= DT_FWI2;
1753 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1755 case PCI_DEVICE_ID_QLOGIC_ISP5432:
1756 ha->device_type |= DT_ISP5432;
1757 ha->device_type |= DT_FWI2;
1758 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1760 case PCI_DEVICE_ID_QLOGIC_ISP2532:
1761 ha->device_type |= DT_ISP2532;
1762 ha->device_type |= DT_ZIO_SUPPORTED;
1763 ha->device_type |= DT_FWI2;
1764 ha->device_type |= DT_IIDMA;
1765 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1767 case PCI_DEVICE_ID_QLOGIC_ISP8001:
1768 ha->device_type |= DT_ISP8001;
1769 ha->device_type |= DT_ZIO_SUPPORTED;
1770 ha->device_type |= DT_FWI2;
1771 ha->device_type |= DT_IIDMA;
1772 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1774 case PCI_DEVICE_ID_QLOGIC_ISP8021:
1775 ha->device_type |= DT_ISP8021;
1776 ha->device_type |= DT_ZIO_SUPPORTED;
1777 ha->device_type |= DT_FWI2;
1778 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1779 /* Initialize 82XX ISP flags */
1780 qla82xx_init_flags(ha);
1785 ha->port_no = !(ha->portnum & 1);
1787 /* Get adapter physical port no from interrupt pin register. */
1788 pci_read_config_byte(ha->pdev, PCI_INTERRUPT_PIN, &ha->port_no);
1790 if (ha->port_no & 1)
1791 ha->flags.port0 = 1;
1793 ha->flags.port0 = 0;
1797 qla2x00_iospace_config(struct qla_hw_data *ha)
1799 resource_size_t pio;
1804 return qla82xx_iospace_config(ha);
1806 if (pci_request_selected_regions(ha->pdev, ha->bars,
1807 QLA2XXX_DRIVER_NAME)) {
1808 qla_printk(KERN_WARNING, ha,
1809 "Failed to reserve PIO/MMIO regions (%s)\n",
1810 pci_name(ha->pdev));
1812 goto iospace_error_exit;
1814 if (!(ha->bars & 1))
1817 /* We only need PIO for Flash operations on ISP2312 v2 chips. */
1818 pio = pci_resource_start(ha->pdev, 0);
1819 if (pci_resource_flags(ha->pdev, 0) & IORESOURCE_IO) {
1820 if (pci_resource_len(ha->pdev, 0) < MIN_IOBASE_LEN) {
1821 qla_printk(KERN_WARNING, ha,
1822 "Invalid PCI I/O region size (%s)...\n",
1823 pci_name(ha->pdev));
1827 qla_printk(KERN_WARNING, ha,
1828 "region #0 not a PIO resource (%s)...\n",
1829 pci_name(ha->pdev));
1832 ha->pio_address = pio;
1835 /* Use MMIO operations for all accesses. */
1836 if (!(pci_resource_flags(ha->pdev, 1) & IORESOURCE_MEM)) {
1837 qla_printk(KERN_ERR, ha,
1838 "region #1 not an MMIO resource (%s), aborting\n",
1839 pci_name(ha->pdev));
1840 goto iospace_error_exit;
1842 if (pci_resource_len(ha->pdev, 1) < MIN_IOBASE_LEN) {
1843 qla_printk(KERN_ERR, ha,
1844 "Invalid PCI mem region size (%s), aborting\n",
1845 pci_name(ha->pdev));
1846 goto iospace_error_exit;
1849 ha->iobase = ioremap(pci_resource_start(ha->pdev, 1), MIN_IOBASE_LEN);
1851 qla_printk(KERN_ERR, ha,
1852 "cannot remap MMIO (%s), aborting\n", pci_name(ha->pdev));
1854 goto iospace_error_exit;
1857 /* Determine queue resources */
1858 ha->max_req_queues = ha->max_rsp_queues = 1;
1859 if ((ql2xmaxqueues <= 1 && !ql2xmultique_tag) ||
1860 (ql2xmaxqueues > 1 && ql2xmultique_tag) ||
1861 (!IS_QLA25XX(ha) && !IS_QLA81XX(ha)))
1864 ha->mqiobase = ioremap(pci_resource_start(ha->pdev, 3),
1865 pci_resource_len(ha->pdev, 3));
1867 /* Read MSIX vector size of the board */
1868 pci_read_config_word(ha->pdev, QLA_PCI_MSIX_CONTROL, &msix);
1869 ha->msix_count = msix;
1870 /* Max queues are bounded by available msix vectors */
1871 /* queue 0 uses two msix vectors */
1872 if (ql2xmultique_tag) {
1873 cpus = num_online_cpus();
1874 ha->max_rsp_queues = (ha->msix_count - 1 > cpus) ?
1875 (cpus + 1) : (ha->msix_count - 1);
1876 ha->max_req_queues = 2;
1877 } else if (ql2xmaxqueues > 1) {
1878 ha->max_req_queues = ql2xmaxqueues > QLA_MQ_SIZE ?
1879 QLA_MQ_SIZE : ql2xmaxqueues;
1880 DEBUG2(qla_printk(KERN_INFO, ha, "QoS mode set, max no"
1881 " of request queues:%d\n", ha->max_req_queues));
1883 qla_printk(KERN_INFO, ha,
1884 "MSI-X vector count: %d\n", msix);
1886 qla_printk(KERN_INFO, ha, "BAR 3 not enabled\n");
1889 ha->msix_count = ha->max_rsp_queues + 1;
1897 qla2xxx_scan_start(struct Scsi_Host *shost)
1899 scsi_qla_host_t *vha = shost_priv(shost);
1901 if (vha->hw->flags.running_gold_fw)
1904 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1905 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
1906 set_bit(RSCN_UPDATE, &vha->dpc_flags);
1907 set_bit(NPIV_CONFIG_NEEDED, &vha->dpc_flags);
1911 qla2xxx_scan_finished(struct Scsi_Host *shost, unsigned long time)
1913 scsi_qla_host_t *vha = shost_priv(shost);
1917 if (time > vha->hw->loop_reset_delay * HZ)
1920 return atomic_read(&vha->loop_state) == LOOP_READY;
1924 * PCI driver interface
1926 static int __devinit
1927 qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
1930 struct Scsi_Host *host;
1931 scsi_qla_host_t *base_vha = NULL;
1932 struct qla_hw_data *ha;
1935 struct scsi_host_template *sht;
1936 int bars, max_id, mem_only = 0;
1937 uint16_t req_length = 0, rsp_length = 0;
1938 struct req_que *req = NULL;
1939 struct rsp_que *rsp = NULL;
1941 bars = pci_select_bars(pdev, IORESOURCE_MEM | IORESOURCE_IO);
1942 sht = &qla2xxx_driver_template;
1943 if (pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2422 ||
1944 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2432 ||
1945 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8432 ||
1946 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5422 ||
1947 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5432 ||
1948 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2532 ||
1949 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8001 ||
1950 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8021) {
1951 bars = pci_select_bars(pdev, IORESOURCE_MEM);
1956 if (pci_enable_device_mem(pdev))
1959 if (pci_enable_device(pdev))
1963 /* This may fail but that's ok */
1964 pci_enable_pcie_error_reporting(pdev);
1966 ha = kzalloc(sizeof(struct qla_hw_data), GFP_KERNEL);
1968 DEBUG(printk("Unable to allocate memory for ha\n"));
1973 /* Clear our data area */
1975 ha->mem_only = mem_only;
1976 spin_lock_init(&ha->hardware_lock);
1978 /* Set ISP-type information. */
1979 qla2x00_set_isp_flags(ha);
1981 /* Set EEH reset type to fundamental if required by hba */
1982 if ( IS_QLA24XX(ha) || IS_QLA25XX(ha) || IS_QLA81XX(ha)) {
1983 pdev->needs_freset = 1;
1986 /* Configure PCI I/O space */
1987 ret = qla2x00_iospace_config(ha);
1989 goto probe_hw_failed;
1991 qla_printk(KERN_INFO, ha,
1992 "Found an ISP%04X, irq %d, iobase 0x%p\n", pdev->device, pdev->irq,
1995 ha->prev_topology = 0;
1996 ha->init_cb_size = sizeof(init_cb_t);
1997 ha->link_data_rate = PORT_SPEED_UNKNOWN;
1998 ha->optrom_size = OPTROM_SIZE_2300;
2000 /* Assign ISP specific operations. */
2001 max_id = MAX_TARGETS_2200;
2002 if (IS_QLA2100(ha)) {
2003 max_id = MAX_TARGETS_2100;
2004 ha->mbx_count = MAILBOX_REGISTER_COUNT_2100;
2005 req_length = REQUEST_ENTRY_CNT_2100;
2006 rsp_length = RESPONSE_ENTRY_CNT_2100;
2007 ha->max_loop_id = SNS_LAST_LOOP_ID_2100;
2008 ha->gid_list_info_size = 4;
2009 ha->flash_conf_off = ~0;
2010 ha->flash_data_off = ~0;
2011 ha->nvram_conf_off = ~0;
2012 ha->nvram_data_off = ~0;
2013 ha->isp_ops = &qla2100_isp_ops;
2014 } else if (IS_QLA2200(ha)) {
2015 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2016 req_length = REQUEST_ENTRY_CNT_2200;
2017 rsp_length = RESPONSE_ENTRY_CNT_2100;
2018 ha->max_loop_id = SNS_LAST_LOOP_ID_2100;
2019 ha->gid_list_info_size = 4;
2020 ha->flash_conf_off = ~0;
2021 ha->flash_data_off = ~0;
2022 ha->nvram_conf_off = ~0;
2023 ha->nvram_data_off = ~0;
2024 ha->isp_ops = &qla2100_isp_ops;
2025 } else if (IS_QLA23XX(ha)) {
2026 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2027 req_length = REQUEST_ENTRY_CNT_2200;
2028 rsp_length = RESPONSE_ENTRY_CNT_2300;
2029 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2030 ha->gid_list_info_size = 6;
2031 if (IS_QLA2322(ha) || IS_QLA6322(ha))
2032 ha->optrom_size = OPTROM_SIZE_2322;
2033 ha->flash_conf_off = ~0;
2034 ha->flash_data_off = ~0;
2035 ha->nvram_conf_off = ~0;
2036 ha->nvram_data_off = ~0;
2037 ha->isp_ops = &qla2300_isp_ops;
2038 } else if (IS_QLA24XX_TYPE(ha)) {
2039 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2040 req_length = REQUEST_ENTRY_CNT_24XX;
2041 rsp_length = RESPONSE_ENTRY_CNT_2300;
2042 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2043 ha->init_cb_size = sizeof(struct mid_init_cb_24xx);
2044 ha->gid_list_info_size = 8;
2045 ha->optrom_size = OPTROM_SIZE_24XX;
2046 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA24XX;
2047 ha->isp_ops = &qla24xx_isp_ops;
2048 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF;
2049 ha->flash_data_off = FARX_ACCESS_FLASH_DATA;
2050 ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF;
2051 ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA;
2052 } else if (IS_QLA25XX(ha)) {
2053 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2054 req_length = REQUEST_ENTRY_CNT_24XX;
2055 rsp_length = RESPONSE_ENTRY_CNT_2300;
2056 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2057 ha->init_cb_size = sizeof(struct mid_init_cb_24xx);
2058 ha->gid_list_info_size = 8;
2059 ha->optrom_size = OPTROM_SIZE_25XX;
2060 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX;
2061 ha->isp_ops = &qla25xx_isp_ops;
2062 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF;
2063 ha->flash_data_off = FARX_ACCESS_FLASH_DATA;
2064 ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF;
2065 ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA;
2066 } else if (IS_QLA81XX(ha)) {
2067 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2068 req_length = REQUEST_ENTRY_CNT_24XX;
2069 rsp_length = RESPONSE_ENTRY_CNT_2300;
2070 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2071 ha->init_cb_size = sizeof(struct mid_init_cb_81xx);
2072 ha->gid_list_info_size = 8;
2073 ha->optrom_size = OPTROM_SIZE_81XX;
2074 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX;
2075 ha->isp_ops = &qla81xx_isp_ops;
2076 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF_81XX;
2077 ha->flash_data_off = FARX_ACCESS_FLASH_DATA_81XX;
2078 ha->nvram_conf_off = ~0;
2079 ha->nvram_data_off = ~0;
2080 } else if (IS_QLA82XX(ha)) {
2081 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2082 req_length = REQUEST_ENTRY_CNT_82XX;
2083 rsp_length = RESPONSE_ENTRY_CNT_82XX;
2084 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2085 ha->init_cb_size = sizeof(struct mid_init_cb_81xx);
2086 ha->gid_list_info_size = 8;
2087 ha->optrom_size = OPTROM_SIZE_82XX;
2088 ha->isp_ops = &qla82xx_isp_ops;
2089 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF;
2090 ha->flash_data_off = FARX_ACCESS_FLASH_DATA;
2091 ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF;
2092 ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA;
2095 mutex_init(&ha->vport_lock);
2096 init_completion(&ha->mbx_cmd_comp);
2097 complete(&ha->mbx_cmd_comp);
2098 init_completion(&ha->mbx_intr_comp);
2099 init_completion(&ha->dcbx_comp);
2101 set_bit(0, (unsigned long *) ha->vp_idx_map);
2103 qla2x00_config_dma_addressing(ha);
2104 ret = qla2x00_mem_alloc(ha, req_length, rsp_length, &req, &rsp);
2106 qla_printk(KERN_WARNING, ha,
2107 "[ERROR] Failed to allocate memory for adapter\n");
2109 goto probe_hw_failed;
2112 req->max_q_depth = MAX_Q_DEPTH;
2113 if (ql2xmaxqdepth != 0 && ql2xmaxqdepth <= 0xffffU)
2114 req->max_q_depth = ql2xmaxqdepth;
2117 base_vha = qla2x00_create_host(sht, ha);
2119 qla_printk(KERN_WARNING, ha,
2120 "[ERROR] Failed to allocate memory for scsi_host\n");
2123 qla2x00_mem_free(ha);
2124 qla2x00_free_req_que(ha, req);
2125 qla2x00_free_rsp_que(ha, rsp);
2126 goto probe_hw_failed;
2129 pci_set_drvdata(pdev, base_vha);
2131 host = base_vha->host;
2132 base_vha->req = req;
2133 host->can_queue = req->length + 128;
2134 if (IS_QLA2XXX_MIDTYPE(ha))
2135 base_vha->mgmt_svr_loop_id = 10 + base_vha->vp_idx;
2137 base_vha->mgmt_svr_loop_id = MANAGEMENT_SERVER +
2140 host->sg_tablesize = 32;
2141 host->max_id = max_id;
2142 host->this_id = 255;
2143 host->cmd_per_lun = 3;
2144 host->unique_id = host->host_no;
2145 if ((IS_QLA25XX(ha) || IS_QLA81XX(ha)) && ql2xenabledif)
2146 host->max_cmd_len = 32;
2148 host->max_cmd_len = MAX_CMDSZ;
2149 host->max_channel = MAX_BUSES - 1;
2150 host->max_lun = MAX_LUNS;
2151 host->transportt = qla2xxx_transport_template;
2152 sht->vendor_id = (SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_QLOGIC);
2154 /* Set up the irqs */
2155 ret = qla2x00_request_irqs(ha, rsp);
2157 goto probe_init_failed;
2159 pci_save_state(pdev);
2161 /* Alloc arrays of request and response ring ptrs */
2163 if (!qla2x00_alloc_queues(ha)) {
2164 qla_printk(KERN_WARNING, ha,
2165 "[ERROR] Failed to allocate memory for queue"
2167 goto probe_init_failed;
2170 ha->rsp_q_map[0] = rsp;
2171 ha->req_q_map[0] = req;
2174 set_bit(0, ha->req_qid_map);
2175 set_bit(0, ha->rsp_qid_map);
2176 /* FWI2-capable only. */
2177 req->req_q_in = &ha->iobase->isp24.req_q_in;
2178 req->req_q_out = &ha->iobase->isp24.req_q_out;
2179 rsp->rsp_q_in = &ha->iobase->isp24.rsp_q_in;
2180 rsp->rsp_q_out = &ha->iobase->isp24.rsp_q_out;
2182 req->req_q_in = &ha->mqiobase->isp25mq.req_q_in;
2183 req->req_q_out = &ha->mqiobase->isp25mq.req_q_out;
2184 rsp->rsp_q_in = &ha->mqiobase->isp25mq.rsp_q_in;
2185 rsp->rsp_q_out = &ha->mqiobase->isp25mq.rsp_q_out;
2188 if (IS_QLA82XX(ha)) {
2189 req->req_q_out = &ha->iobase->isp82.req_q_out[0];
2190 rsp->rsp_q_in = &ha->iobase->isp82.rsp_q_in[0];
2191 rsp->rsp_q_out = &ha->iobase->isp82.rsp_q_out[0];
2194 if (qla2x00_initialize_adapter(base_vha)) {
2195 qla_printk(KERN_WARNING, ha,
2196 "Failed to initialize adapter\n");
2198 DEBUG2(printk("scsi(%ld): Failed to initialize adapter - "
2199 "Adapter flags %x.\n",
2200 base_vha->host_no, base_vha->device_flags));
2202 if (IS_QLA82XX(ha)) {
2203 qla82xx_idc_lock(ha);
2204 qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
2205 QLA82XX_DEV_FAILED);
2206 qla82xx_idc_unlock(ha);
2207 qla_printk(KERN_INFO, ha, "HW State: FAILED\n");
2215 if (qla25xx_setup_mode(base_vha)) {
2216 qla_printk(KERN_WARNING, ha,
2217 "Can't create queues, falling back to single"
2223 if (ha->flags.running_gold_fw)
2227 * Startup the kernel thread for this host adapter
2229 ha->dpc_thread = kthread_create(qla2x00_do_dpc, ha,
2230 "%s_dpc", base_vha->host_str);
2231 if (IS_ERR(ha->dpc_thread)) {
2232 qla_printk(KERN_WARNING, ha,
2233 "Unable to start DPC thread!\n");
2234 ret = PTR_ERR(ha->dpc_thread);
2239 list_add_tail(&base_vha->list, &ha->vp_list);
2240 base_vha->host->irq = ha->pdev->irq;
2242 /* Initialized the timer */
2243 qla2x00_start_timer(base_vha, qla2x00_timer, WATCH_INTERVAL);
2245 DEBUG2(printk("DEBUG: detect hba %ld at address = %p\n",
2246 base_vha->host_no, ha));
2248 if ((IS_QLA25XX(ha) || IS_QLA81XX(ha)) && ql2xenabledif) {
2249 if (ha->fw_attributes & BIT_4) {
2250 base_vha->flags.difdix_supported = 1;
2251 DEBUG18(qla_printk(KERN_INFO, ha,
2252 "Registering for DIF/DIX type 1 and 3"
2254 scsi_host_set_prot(host,
2255 SHOST_DIF_TYPE1_PROTECTION
2256 | SHOST_DIF_TYPE2_PROTECTION
2257 | SHOST_DIF_TYPE3_PROTECTION
2258 | SHOST_DIX_TYPE1_PROTECTION
2259 | SHOST_DIX_TYPE2_PROTECTION
2260 | SHOST_DIX_TYPE3_PROTECTION);
2261 scsi_host_set_guard(host, SHOST_DIX_GUARD_CRC);
2263 base_vha->flags.difdix_supported = 0;
2266 ha->isp_ops->enable_intrs(ha);
2268 ret = scsi_add_host(host, &pdev->dev);
2272 base_vha->flags.init_done = 1;
2273 base_vha->flags.online = 1;
2275 scsi_scan_host(host);
2277 qla2x00_alloc_sysfs_attr(base_vha);
2279 qla2x00_init_host_attr(base_vha);
2281 qla2x00_dfs_setup(base_vha);
2283 qla_printk(KERN_INFO, ha, "\n"
2284 " QLogic Fibre Channel HBA Driver: %s\n"
2286 " ISP%04X: %s @ %s hdma%c, host#=%ld, fw=%s\n",
2287 qla2x00_version_str, ha->model_number,
2288 ha->model_desc ? ha->model_desc : "", pdev->device,
2289 ha->isp_ops->pci_info_str(base_vha, pci_info), pci_name(pdev),
2290 ha->flags.enable_64bit_addressing ? '+' : '-', base_vha->host_no,
2291 ha->isp_ops->fw_version_str(base_vha, fw_str));
2296 qla2x00_free_req_que(ha, req);
2297 qla2x00_free_rsp_que(ha, rsp);
2298 ha->max_req_queues = ha->max_rsp_queues = 0;
2301 if (base_vha->timer_active)
2302 qla2x00_stop_timer(base_vha);
2303 base_vha->flags.online = 0;
2304 if (ha->dpc_thread) {
2305 struct task_struct *t = ha->dpc_thread;
2307 ha->dpc_thread = NULL;
2311 qla2x00_free_device(base_vha);
2313 scsi_host_put(base_vha->host);
2316 if (IS_QLA82XX(ha)) {
2317 qla82xx_idc_lock(ha);
2318 qla82xx_clear_drv_active(ha);
2319 qla82xx_idc_unlock(ha);
2320 iounmap((device_reg_t __iomem *)ha->nx_pcibase);
2322 iounmap((device_reg_t __iomem *)ha->nxdb_wr_ptr);
2325 iounmap(ha->iobase);
2327 pci_release_selected_regions(ha->pdev, ha->bars);
2332 pci_disable_device(pdev);
2337 qla2x00_remove_one(struct pci_dev *pdev)
2339 scsi_qla_host_t *base_vha, *vha, *temp;
2340 struct qla_hw_data *ha;
2342 base_vha = pci_get_drvdata(pdev);
2345 list_for_each_entry_safe(vha, temp, &ha->vp_list, list) {
2346 if (vha && vha->fc_vport)
2347 fc_vport_terminate(vha->fc_vport);
2350 set_bit(UNLOADING, &base_vha->dpc_flags);
2352 qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16);
2354 qla2x00_dfs_remove(base_vha);
2356 qla84xx_put_chip(base_vha);
2359 if (base_vha->timer_active)
2360 qla2x00_stop_timer(base_vha);
2362 base_vha->flags.online = 0;
2364 /* Flush the work queue and remove it */
2366 flush_workqueue(ha->wq);
2367 destroy_workqueue(ha->wq);
2371 /* Kill the kernel thread for this host */
2372 if (ha->dpc_thread) {
2373 struct task_struct *t = ha->dpc_thread;
2376 * qla2xxx_wake_dpc checks for ->dpc_thread
2377 * so we need to zero it out.
2379 ha->dpc_thread = NULL;
2383 qla2x00_free_sysfs_attr(base_vha);
2385 fc_remove_host(base_vha->host);
2387 scsi_remove_host(base_vha->host);
2389 qla2x00_free_device(base_vha);
2391 scsi_host_put(base_vha->host);
2393 if (IS_QLA82XX(ha)) {
2394 qla82xx_idc_lock(ha);
2395 qla82xx_clear_drv_active(ha);
2396 qla82xx_idc_unlock(ha);
2398 iounmap((device_reg_t __iomem *)ha->nx_pcibase);
2400 iounmap((device_reg_t __iomem *)ha->nxdb_wr_ptr);
2403 iounmap(ha->iobase);
2406 iounmap(ha->mqiobase);
2409 pci_release_selected_regions(ha->pdev, ha->bars);
2413 pci_disable_pcie_error_reporting(pdev);
2415 pci_disable_device(pdev);
2416 pci_set_drvdata(pdev, NULL);
2420 qla2x00_free_device(scsi_qla_host_t *vha)
2422 struct qla_hw_data *ha = vha->hw;
2424 qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16);
2427 if (vha->timer_active)
2428 qla2x00_stop_timer(vha);
2430 /* Kill the kernel thread for this host */
2431 if (ha->dpc_thread) {
2432 struct task_struct *t = ha->dpc_thread;
2435 * qla2xxx_wake_dpc checks for ->dpc_thread
2436 * so we need to zero it out.
2438 ha->dpc_thread = NULL;
2442 qla25xx_delete_queues(vha);
2444 if (ha->flags.fce_enabled)
2445 qla2x00_disable_fce_trace(vha, NULL, NULL);
2448 qla2x00_disable_eft_trace(vha);
2450 /* Stop currently executing firmware. */
2451 qla2x00_try_to_stop_firmware(vha);
2453 vha->flags.online = 0;
2455 /* turn-off interrupts on the card */
2456 if (ha->interrupts_on) {
2457 vha->flags.init_done = 0;
2458 ha->isp_ops->disable_intrs(ha);
2461 qla2x00_free_irqs(vha);
2463 qla2x00_free_fcports(vha);
2465 qla2x00_mem_free(ha);
2467 qla2x00_free_queues(ha);
2470 void qla2x00_free_fcports(struct scsi_qla_host *vha)
2472 fc_port_t *fcport, *tfcport;
2474 list_for_each_entry_safe(fcport, tfcport, &vha->vp_fcports, list) {
2475 list_del(&fcport->list);
2482 qla2x00_schedule_rport_del(struct scsi_qla_host *vha, fc_port_t *fcport,
2485 struct fc_rport *rport;
2486 scsi_qla_host_t *base_vha;
2491 rport = fcport->rport;
2493 base_vha = pci_get_drvdata(vha->hw->pdev);
2494 spin_lock_irq(vha->host->host_lock);
2495 fcport->drport = rport;
2496 spin_unlock_irq(vha->host->host_lock);
2497 set_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags);
2498 qla2xxx_wake_dpc(base_vha);
2500 fc_remote_port_delete(rport);
2504 * qla2x00_mark_device_lost Updates fcport state when device goes offline.
2506 * Input: ha = adapter block pointer. fcport = port structure pointer.
2512 void qla2x00_mark_device_lost(scsi_qla_host_t *vha, fc_port_t *fcport,
2513 int do_login, int defer)
2515 if (atomic_read(&fcport->state) == FCS_ONLINE &&
2516 vha->vp_idx == fcport->vp_idx) {
2517 atomic_set(&fcport->state, FCS_DEVICE_LOST);
2518 qla2x00_schedule_rport_del(vha, fcport, defer);
2521 * We may need to retry the login, so don't change the state of the
2522 * port but do the retries.
2524 if (atomic_read(&fcport->state) != FCS_DEVICE_DEAD)
2525 atomic_set(&fcport->state, FCS_DEVICE_LOST);
2530 if (fcport->login_retry == 0) {
2531 fcport->login_retry = vha->hw->login_retry_count;
2532 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
2534 DEBUG(printk("scsi(%ld): Port login retry: "
2535 "%02x%02x%02x%02x%02x%02x%02x%02x, "
2536 "id = 0x%04x retry cnt=%d\n",
2538 fcport->port_name[0],
2539 fcport->port_name[1],
2540 fcport->port_name[2],
2541 fcport->port_name[3],
2542 fcport->port_name[4],
2543 fcport->port_name[5],
2544 fcport->port_name[6],
2545 fcport->port_name[7],
2547 fcport->login_retry));
2552 * qla2x00_mark_all_devices_lost
2553 * Updates fcport state when device goes offline.
2556 * ha = adapter block pointer.
2557 * fcport = port structure pointer.
2565 qla2x00_mark_all_devices_lost(scsi_qla_host_t *vha, int defer)
2569 list_for_each_entry(fcport, &vha->vp_fcports, list) {
2570 if (vha->vp_idx != 0 && vha->vp_idx != fcport->vp_idx)
2574 * No point in marking the device as lost, if the device is
2577 if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD)
2579 if (atomic_read(&fcport->state) == FCS_ONLINE) {
2581 qla2x00_schedule_rport_del(vha, fcport, defer);
2582 else if (vha->vp_idx == fcport->vp_idx)
2583 qla2x00_schedule_rport_del(vha, fcport, defer);
2585 atomic_set(&fcport->state, FCS_DEVICE_LOST);
2591 * Allocates adapter memory.
2598 qla2x00_mem_alloc(struct qla_hw_data *ha, uint16_t req_len, uint16_t rsp_len,
2599 struct req_que **req, struct rsp_que **rsp)
2603 ha->init_cb = dma_alloc_coherent(&ha->pdev->dev, ha->init_cb_size,
2604 &ha->init_cb_dma, GFP_KERNEL);
2608 ha->gid_list = dma_alloc_coherent(&ha->pdev->dev, GID_LIST_SIZE,
2609 &ha->gid_list_dma, GFP_KERNEL);
2611 goto fail_free_init_cb;
2613 ha->srb_mempool = mempool_create_slab_pool(SRB_MIN_REQ, srb_cachep);
2614 if (!ha->srb_mempool)
2615 goto fail_free_gid_list;
2617 if (IS_QLA82XX(ha)) {
2618 /* Allocate cache for CT6 Ctx. */
2620 ctx_cachep = kmem_cache_create("qla2xxx_ctx",
2621 sizeof(struct ct6_dsd), 0,
2622 SLAB_HWCACHE_ALIGN, NULL);
2624 goto fail_free_gid_list;
2626 ha->ctx_mempool = mempool_create_slab_pool(SRB_MIN_REQ,
2628 if (!ha->ctx_mempool)
2629 goto fail_free_srb_mempool;
2632 /* Get memory for cached NVRAM */
2633 ha->nvram = kzalloc(MAX_NVRAM_SIZE, GFP_KERNEL);
2635 goto fail_free_ctx_mempool;
2637 snprintf(name, sizeof(name), "%s_%d", QLA2XXX_DRIVER_NAME,
2639 ha->s_dma_pool = dma_pool_create(name, &ha->pdev->dev,
2640 DMA_POOL_SIZE, 8, 0);
2641 if (!ha->s_dma_pool)
2642 goto fail_free_nvram;
2644 if (IS_QLA82XX(ha) || ql2xenabledif) {
2645 ha->dl_dma_pool = dma_pool_create(name, &ha->pdev->dev,
2646 DSD_LIST_DMA_POOL_SIZE, 8, 0);
2647 if (!ha->dl_dma_pool) {
2648 qla_printk(KERN_WARNING, ha,
2649 "Memory Allocation failed - dl_dma_pool\n");
2650 goto fail_s_dma_pool;
2653 ha->fcp_cmnd_dma_pool = dma_pool_create(name, &ha->pdev->dev,
2654 FCP_CMND_DMA_POOL_SIZE, 8, 0);
2655 if (!ha->fcp_cmnd_dma_pool) {
2656 qla_printk(KERN_WARNING, ha,
2657 "Memory Allocation failed - fcp_cmnd_dma_pool\n");
2658 goto fail_dl_dma_pool;
2662 /* Allocate memory for SNS commands */
2663 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
2664 /* Get consistent memory allocated for SNS commands */
2665 ha->sns_cmd = dma_alloc_coherent(&ha->pdev->dev,
2666 sizeof(struct sns_cmd_pkt), &ha->sns_cmd_dma, GFP_KERNEL);
2670 /* Get consistent memory allocated for MS IOCB */
2671 ha->ms_iocb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
2675 /* Get consistent memory allocated for CT SNS commands */
2676 ha->ct_sns = dma_alloc_coherent(&ha->pdev->dev,
2677 sizeof(struct ct_sns_pkt), &ha->ct_sns_dma, GFP_KERNEL);
2679 goto fail_free_ms_iocb;
2682 /* Allocate memory for request ring */
2683 *req = kzalloc(sizeof(struct req_que), GFP_KERNEL);
2685 DEBUG(printk("Unable to allocate memory for req\n"));
2688 (*req)->length = req_len;
2689 (*req)->ring = dma_alloc_coherent(&ha->pdev->dev,
2690 ((*req)->length + 1) * sizeof(request_t),
2691 &(*req)->dma, GFP_KERNEL);
2692 if (!(*req)->ring) {
2693 DEBUG(printk("Unable to allocate memory for req_ring\n"));
2696 /* Allocate memory for response ring */
2697 *rsp = kzalloc(sizeof(struct rsp_que), GFP_KERNEL);
2699 qla_printk(KERN_WARNING, ha,
2700 "Unable to allocate memory for rsp\n");
2704 (*rsp)->length = rsp_len;
2705 (*rsp)->ring = dma_alloc_coherent(&ha->pdev->dev,
2706 ((*rsp)->length + 1) * sizeof(response_t),
2707 &(*rsp)->dma, GFP_KERNEL);
2708 if (!(*rsp)->ring) {
2709 qla_printk(KERN_WARNING, ha,
2710 "Unable to allocate memory for rsp_ring\n");
2715 /* Allocate memory for NVRAM data for vports */
2716 if (ha->nvram_npiv_size) {
2717 ha->npiv_info = kzalloc(sizeof(struct qla_npiv_entry) *
2718 ha->nvram_npiv_size, GFP_KERNEL);
2719 if (!ha->npiv_info) {
2720 qla_printk(KERN_WARNING, ha,
2721 "Unable to allocate memory for npiv info\n");
2722 goto fail_npiv_info;
2725 ha->npiv_info = NULL;
2727 /* Get consistent memory allocated for EX-INIT-CB. */
2728 if (IS_QLA8XXX_TYPE(ha)) {
2729 ha->ex_init_cb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
2730 &ha->ex_init_cb_dma);
2731 if (!ha->ex_init_cb)
2732 goto fail_ex_init_cb;
2735 INIT_LIST_HEAD(&ha->gbl_dsd_list);
2737 /* Get consistent memory allocated for Async Port-Database. */
2738 if (!IS_FWI2_CAPABLE(ha)) {
2739 ha->async_pd = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
2745 INIT_LIST_HEAD(&ha->vp_list);
2749 dma_pool_free(ha->s_dma_pool, ha->ex_init_cb, ha->ex_init_cb_dma);
2751 kfree(ha->npiv_info);
2753 dma_free_coherent(&ha->pdev->dev, ((*rsp)->length + 1) *
2754 sizeof(response_t), (*rsp)->ring, (*rsp)->dma);
2755 (*rsp)->ring = NULL;
2760 dma_free_coherent(&ha->pdev->dev, ((*req)->length + 1) *
2761 sizeof(request_t), (*req)->ring, (*req)->dma);
2762 (*req)->ring = NULL;
2767 dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt),
2768 ha->ct_sns, ha->ct_sns_dma);
2772 dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma);
2774 ha->ms_iocb_dma = 0;
2776 if (IS_QLA82XX(ha) || ql2xenabledif) {
2777 dma_pool_destroy(ha->fcp_cmnd_dma_pool);
2778 ha->fcp_cmnd_dma_pool = NULL;
2781 if (IS_QLA82XX(ha) || ql2xenabledif) {
2782 dma_pool_destroy(ha->dl_dma_pool);
2783 ha->dl_dma_pool = NULL;
2786 dma_pool_destroy(ha->s_dma_pool);
2787 ha->s_dma_pool = NULL;
2791 fail_free_ctx_mempool:
2792 mempool_destroy(ha->ctx_mempool);
2793 ha->ctx_mempool = NULL;
2794 fail_free_srb_mempool:
2795 mempool_destroy(ha->srb_mempool);
2796 ha->srb_mempool = NULL;
2798 dma_free_coherent(&ha->pdev->dev, GID_LIST_SIZE, ha->gid_list,
2800 ha->gid_list = NULL;
2801 ha->gid_list_dma = 0;
2803 dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, ha->init_cb,
2806 ha->init_cb_dma = 0;
2808 DEBUG(printk("%s: Memory allocation failure\n", __func__));
2814 * Frees all adapter allocated memory.
2817 * ha = adapter block pointer.
2820 qla2x00_mem_free(struct qla_hw_data *ha)
2822 if (ha->srb_mempool)
2823 mempool_destroy(ha->srb_mempool);
2826 dma_free_coherent(&ha->pdev->dev, FCE_SIZE, ha->fce,
2831 dma_free_coherent(&ha->pdev->dev,
2832 ntohl(ha->fw_dump->eft_size), ha->eft, ha->eft_dma);
2837 dma_free_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE,
2838 ha->dcbx_tlv, ha->dcbx_tlv_dma);
2841 dma_free_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE,
2842 ha->xgmac_data, ha->xgmac_data_dma);
2845 dma_free_coherent(&ha->pdev->dev, sizeof(struct sns_cmd_pkt),
2846 ha->sns_cmd, ha->sns_cmd_dma);
2849 dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt),
2850 ha->ct_sns, ha->ct_sns_dma);
2853 dma_pool_free(ha->s_dma_pool, ha->sfp_data, ha->sfp_data_dma);
2856 dma_pool_free(ha->s_dma_pool, ha->edc_data, ha->edc_data_dma);
2859 dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma);
2862 dma_pool_free(ha->s_dma_pool,
2863 ha->ex_init_cb, ha->ex_init_cb_dma);
2866 dma_pool_free(ha->s_dma_pool, ha->async_pd, ha->async_pd_dma);
2869 dma_pool_destroy(ha->s_dma_pool);
2872 dma_free_coherent(&ha->pdev->dev, GID_LIST_SIZE, ha->gid_list,
2875 if (IS_QLA82XX(ha)) {
2876 if (!list_empty(&ha->gbl_dsd_list)) {
2877 struct dsd_dma *dsd_ptr, *tdsd_ptr;
2879 /* clean up allocated prev pool */
2880 list_for_each_entry_safe(dsd_ptr,
2881 tdsd_ptr, &ha->gbl_dsd_list, list) {
2882 dma_pool_free(ha->dl_dma_pool,
2883 dsd_ptr->dsd_addr, dsd_ptr->dsd_list_dma);
2884 list_del(&dsd_ptr->list);
2890 if (ha->dl_dma_pool)
2891 dma_pool_destroy(ha->dl_dma_pool);
2893 if (ha->fcp_cmnd_dma_pool)
2894 dma_pool_destroy(ha->fcp_cmnd_dma_pool);
2896 if (ha->ctx_mempool)
2897 mempool_destroy(ha->ctx_mempool);
2900 dma_free_coherent(&ha->pdev->dev, ha->init_cb_size,
2901 ha->init_cb, ha->init_cb_dma);
2902 vfree(ha->optrom_buffer);
2904 kfree(ha->npiv_info);
2906 ha->srb_mempool = NULL;
2907 ha->ctx_mempool = NULL;
2911 ha->sns_cmd_dma = 0;
2915 ha->ms_iocb_dma = 0;
2917 ha->init_cb_dma = 0;
2918 ha->ex_init_cb = NULL;
2919 ha->ex_init_cb_dma = 0;
2920 ha->async_pd = NULL;
2921 ha->async_pd_dma = 0;
2923 ha->s_dma_pool = NULL;
2924 ha->dl_dma_pool = NULL;
2925 ha->fcp_cmnd_dma_pool = NULL;
2927 ha->gid_list = NULL;
2928 ha->gid_list_dma = 0;
2932 ha->fw_dump_reading = 0;
2935 struct scsi_qla_host *qla2x00_create_host(struct scsi_host_template *sht,
2936 struct qla_hw_data *ha)
2938 struct Scsi_Host *host;
2939 struct scsi_qla_host *vha = NULL;
2941 host = scsi_host_alloc(sht, sizeof(scsi_qla_host_t));
2944 "qla2xxx: Couldn't allocate host from scsi layer!\n");
2948 /* Clear our data area */
2949 vha = shost_priv(host);
2950 memset(vha, 0, sizeof(scsi_qla_host_t));
2953 vha->host_no = host->host_no;
2956 INIT_LIST_HEAD(&vha->vp_fcports);
2957 INIT_LIST_HEAD(&vha->work_list);
2958 INIT_LIST_HEAD(&vha->list);
2960 spin_lock_init(&vha->work_lock);
2962 sprintf(vha->host_str, "%s_%ld", QLA2XXX_DRIVER_NAME, vha->host_no);
2969 static struct qla_work_evt *
2970 qla2x00_alloc_work(struct scsi_qla_host *vha, enum qla_work_type type)
2972 struct qla_work_evt *e;
2974 e = kzalloc(sizeof(struct qla_work_evt), GFP_ATOMIC);
2978 INIT_LIST_HEAD(&e->list);
2980 e->flags = QLA_EVT_FLAG_FREE;
2985 qla2x00_post_work(struct scsi_qla_host *vha, struct qla_work_evt *e)
2987 unsigned long flags;
2989 spin_lock_irqsave(&vha->work_lock, flags);
2990 list_add_tail(&e->list, &vha->work_list);
2991 spin_unlock_irqrestore(&vha->work_lock, flags);
2992 qla2xxx_wake_dpc(vha);
2998 qla2x00_post_aen_work(struct scsi_qla_host *vha, enum fc_host_event_code code,
3001 struct qla_work_evt *e;
3003 e = qla2x00_alloc_work(vha, QLA_EVT_AEN);
3005 return QLA_FUNCTION_FAILED;
3007 e->u.aen.code = code;
3008 e->u.aen.data = data;
3009 return qla2x00_post_work(vha, e);
3013 qla2x00_post_idc_ack_work(struct scsi_qla_host *vha, uint16_t *mb)
3015 struct qla_work_evt *e;
3017 e = qla2x00_alloc_work(vha, QLA_EVT_IDC_ACK);
3019 return QLA_FUNCTION_FAILED;
3021 memcpy(e->u.idc_ack.mb, mb, QLA_IDC_ACK_REGS * sizeof(uint16_t));
3022 return qla2x00_post_work(vha, e);
3025 #define qla2x00_post_async_work(name, type) \
3026 int qla2x00_post_async_##name##_work( \
3027 struct scsi_qla_host *vha, \
3028 fc_port_t *fcport, uint16_t *data) \
3030 struct qla_work_evt *e; \
3032 e = qla2x00_alloc_work(vha, type); \
3034 return QLA_FUNCTION_FAILED; \
3036 e->u.logio.fcport = fcport; \
3038 e->u.logio.data[0] = data[0]; \
3039 e->u.logio.data[1] = data[1]; \
3041 return qla2x00_post_work(vha, e); \
3044 qla2x00_post_async_work(login, QLA_EVT_ASYNC_LOGIN);
3045 qla2x00_post_async_work(login_done, QLA_EVT_ASYNC_LOGIN_DONE);
3046 qla2x00_post_async_work(logout, QLA_EVT_ASYNC_LOGOUT);
3047 qla2x00_post_async_work(logout_done, QLA_EVT_ASYNC_LOGOUT_DONE);
3048 qla2x00_post_async_work(adisc, QLA_EVT_ASYNC_ADISC);
3049 qla2x00_post_async_work(adisc_done, QLA_EVT_ASYNC_ADISC_DONE);
3052 qla2x00_post_uevent_work(struct scsi_qla_host *vha, u32 code)
3054 struct qla_work_evt *e;
3056 e = qla2x00_alloc_work(vha, QLA_EVT_UEVENT);
3058 return QLA_FUNCTION_FAILED;
3060 e->u.uevent.code = code;
3061 return qla2x00_post_work(vha, e);
3065 qla2x00_uevent_emit(struct scsi_qla_host *vha, u32 code)
3067 char event_string[40];
3068 char *envp[] = { event_string, NULL };
3071 case QLA_UEVENT_CODE_FW_DUMP:
3072 snprintf(event_string, sizeof(event_string), "FW_DUMP=%ld",
3079 kobject_uevent_env(&vha->hw->pdev->dev.kobj, KOBJ_CHANGE, envp);
3083 qla2x00_do_work(struct scsi_qla_host *vha)
3085 struct qla_work_evt *e, *tmp;
3086 unsigned long flags;
3089 spin_lock_irqsave(&vha->work_lock, flags);
3090 list_splice_init(&vha->work_list, &work);
3091 spin_unlock_irqrestore(&vha->work_lock, flags);
3093 list_for_each_entry_safe(e, tmp, &work, list) {
3094 list_del_init(&e->list);
3098 fc_host_post_event(vha->host, fc_get_event_number(),
3099 e->u.aen.code, e->u.aen.data);
3101 case QLA_EVT_IDC_ACK:
3102 qla81xx_idc_ack(vha, e->u.idc_ack.mb);
3104 case QLA_EVT_ASYNC_LOGIN:
3105 qla2x00_async_login(vha, e->u.logio.fcport,
3108 case QLA_EVT_ASYNC_LOGIN_DONE:
3109 qla2x00_async_login_done(vha, e->u.logio.fcport,
3112 case QLA_EVT_ASYNC_LOGOUT:
3113 qla2x00_async_logout(vha, e->u.logio.fcport);
3115 case QLA_EVT_ASYNC_LOGOUT_DONE:
3116 qla2x00_async_logout_done(vha, e->u.logio.fcport,
3119 case QLA_EVT_ASYNC_ADISC:
3120 qla2x00_async_adisc(vha, e->u.logio.fcport,
3123 case QLA_EVT_ASYNC_ADISC_DONE:
3124 qla2x00_async_adisc_done(vha, e->u.logio.fcport,
3127 case QLA_EVT_UEVENT:
3128 qla2x00_uevent_emit(vha, e->u.uevent.code);
3131 if (e->flags & QLA_EVT_FLAG_FREE)
3136 /* Relogins all the fcports of a vport
3137 * Context: dpc thread
3139 void qla2x00_relogin(struct scsi_qla_host *vha)
3143 uint16_t next_loopid = 0;
3144 struct qla_hw_data *ha = vha->hw;
3147 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3149 * If the port is not ONLINE then try to login
3150 * to it if we haven't run out of retries.
3152 if (atomic_read(&fcport->state) != FCS_ONLINE &&
3153 fcport->login_retry && !(fcport->flags & FCF_ASYNC_SENT)) {
3154 fcport->login_retry--;
3155 if (fcport->flags & FCF_FABRIC_DEVICE) {
3156 if (fcport->flags & FCF_FCP2_DEVICE)
3157 ha->isp_ops->fabric_logout(vha,
3159 fcport->d_id.b.domain,
3160 fcport->d_id.b.area,
3161 fcport->d_id.b.al_pa);
3163 if (IS_ALOGIO_CAPABLE(ha)) {
3164 fcport->flags |= FCF_ASYNC_SENT;
3166 data[1] = QLA_LOGIO_LOGIN_RETRIED;
3167 status = qla2x00_post_async_login_work(
3169 if (status == QLA_SUCCESS)
3171 /* Attempt a retry. */
3174 status = qla2x00_fabric_login(vha,
3175 fcport, &next_loopid);
3177 status = qla2x00_local_device_login(vha,
3180 if (status == QLA_SUCCESS) {
3181 fcport->old_loop_id = fcport->loop_id;
3183 DEBUG(printk("scsi(%ld): port login OK: logged "
3184 "in ID 0x%x\n", vha->host_no, fcport->loop_id));
3186 qla2x00_update_fcport(vha, fcport);
3188 } else if (status == 1) {
3189 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
3190 /* retry the login again */
3191 DEBUG(printk("scsi(%ld): Retrying"
3192 " %d login again loop_id 0x%x\n",
3193 vha->host_no, fcport->login_retry,
3196 fcport->login_retry = 0;
3199 if (fcport->login_retry == 0 && status != QLA_SUCCESS)
3200 fcport->loop_id = FC_NO_LOOP_ID;
3202 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
3207 /**************************************************************************
3209 * This kernel thread is a task that is schedule by the interrupt handler
3210 * to perform the background processing for interrupts.
3213 * This task always run in the context of a kernel thread. It
3214 * is kick-off by the driver's detect code and starts up
3215 * up one per adapter. It immediately goes to sleep and waits for
3216 * some fibre event. When either the interrupt handler or
3217 * the timer routine detects a event it will one of the task
3218 * bits then wake us up.
3219 **************************************************************************/
3221 qla2x00_do_dpc(void *data)
3224 scsi_qla_host_t *base_vha;
3225 struct qla_hw_data *ha;
3227 ha = (struct qla_hw_data *)data;
3228 base_vha = pci_get_drvdata(ha->pdev);
3230 set_user_nice(current, -20);
3232 while (!kthread_should_stop()) {
3233 DEBUG3(printk("qla2x00: DPC handler sleeping\n"));
3235 set_current_state(TASK_INTERRUPTIBLE);
3237 __set_current_state(TASK_RUNNING);
3239 DEBUG3(printk("qla2x00: DPC handler waking up\n"));
3241 /* Initialization not yet finished. Don't do anything yet. */
3242 if (!base_vha->flags.init_done)
3245 if (ha->flags.eeh_busy) {
3246 DEBUG17(qla_printk(KERN_WARNING, ha,
3247 "qla2x00_do_dpc: dpc_flags: %lx\n",
3248 base_vha->dpc_flags));
3252 DEBUG3(printk("scsi(%ld): DPC handler\n", base_vha->host_no));
3256 if (ha->flags.mbox_busy) {
3261 qla2x00_do_work(base_vha);
3263 if (IS_QLA82XX(ha)) {
3264 if (test_and_clear_bit(ISP_UNRECOVERABLE,
3265 &base_vha->dpc_flags)) {
3266 qla82xx_idc_lock(ha);
3267 qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
3268 QLA82XX_DEV_FAILED);
3269 qla82xx_idc_unlock(ha);
3270 qla_printk(KERN_INFO, ha,
3271 "HW State: FAILED\n");
3272 qla82xx_device_state_handler(base_vha);
3276 if (test_and_clear_bit(FCOE_CTX_RESET_NEEDED,
3277 &base_vha->dpc_flags)) {
3279 DEBUG(printk(KERN_INFO
3280 "scsi(%ld): dpc: sched "
3281 "qla82xx_fcoe_ctx_reset ha = %p\n",
3282 base_vha->host_no, ha));
3283 if (!(test_and_set_bit(ABORT_ISP_ACTIVE,
3284 &base_vha->dpc_flags))) {
3285 if (qla82xx_fcoe_ctx_reset(base_vha)) {
3286 /* FCoE-ctx reset failed.
3287 * Escalate to chip-reset
3289 set_bit(ISP_ABORT_NEEDED,
3290 &base_vha->dpc_flags);
3292 clear_bit(ABORT_ISP_ACTIVE,
3293 &base_vha->dpc_flags);
3296 DEBUG(printk("scsi(%ld): dpc:"
3297 " qla82xx_fcoe_ctx_reset end\n",
3298 base_vha->host_no));
3302 if (test_and_clear_bit(ISP_ABORT_NEEDED,
3303 &base_vha->dpc_flags)) {
3305 DEBUG(printk("scsi(%ld): dpc: sched "
3306 "qla2x00_abort_isp ha = %p\n",
3307 base_vha->host_no, ha));
3308 if (!(test_and_set_bit(ABORT_ISP_ACTIVE,
3309 &base_vha->dpc_flags))) {
3311 if (ha->isp_ops->abort_isp(base_vha)) {
3312 /* failed. retry later */
3313 set_bit(ISP_ABORT_NEEDED,
3314 &base_vha->dpc_flags);
3316 clear_bit(ABORT_ISP_ACTIVE,
3317 &base_vha->dpc_flags);
3320 DEBUG(printk("scsi(%ld): dpc: qla2x00_abort_isp end\n",
3321 base_vha->host_no));
3324 if (test_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags)) {
3325 qla2x00_update_fcports(base_vha);
3326 clear_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags);
3329 if (test_and_clear_bit(RESET_MARKER_NEEDED,
3330 &base_vha->dpc_flags) &&
3331 (!(test_and_set_bit(RESET_ACTIVE, &base_vha->dpc_flags)))) {
3333 DEBUG(printk("scsi(%ld): qla2x00_reset_marker()\n",
3334 base_vha->host_no));
3336 qla2x00_rst_aen(base_vha);
3337 clear_bit(RESET_ACTIVE, &base_vha->dpc_flags);
3340 /* Retry each device up to login retry count */
3341 if ((test_and_clear_bit(RELOGIN_NEEDED,
3342 &base_vha->dpc_flags)) &&
3343 !test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags) &&
3344 atomic_read(&base_vha->loop_state) != LOOP_DOWN) {
3346 DEBUG(printk("scsi(%ld): qla2x00_port_login()\n",
3347 base_vha->host_no));
3348 qla2x00_relogin(base_vha);
3350 DEBUG(printk("scsi(%ld): qla2x00_port_login - end\n",
3351 base_vha->host_no));
3354 if (test_and_clear_bit(LOOP_RESYNC_NEEDED,
3355 &base_vha->dpc_flags)) {
3357 DEBUG(printk("scsi(%ld): qla2x00_loop_resync()\n",
3358 base_vha->host_no));
3360 if (!(test_and_set_bit(LOOP_RESYNC_ACTIVE,
3361 &base_vha->dpc_flags))) {
3363 rval = qla2x00_loop_resync(base_vha);
3365 clear_bit(LOOP_RESYNC_ACTIVE,
3366 &base_vha->dpc_flags);
3369 DEBUG(printk("scsi(%ld): qla2x00_loop_resync - end\n",
3370 base_vha->host_no));
3373 if (test_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags) &&
3374 atomic_read(&base_vha->loop_state) == LOOP_READY) {
3375 clear_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags);
3376 qla2xxx_flash_npiv_conf(base_vha);
3379 if (!ha->interrupts_on)
3380 ha->isp_ops->enable_intrs(ha);
3382 if (test_and_clear_bit(BEACON_BLINK_NEEDED,
3383 &base_vha->dpc_flags))
3384 ha->isp_ops->beacon_blink(base_vha);
3386 qla2x00_do_dpc_all_vps(base_vha);
3389 } /* End of while(1) */
3391 DEBUG(printk("scsi(%ld): DPC handler exiting\n", base_vha->host_no));
3394 * Make sure that nobody tries to wake us up again.
3398 /* Cleanup any residual CTX SRBs. */
3399 qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16);
3405 qla2xxx_wake_dpc(struct scsi_qla_host *vha)
3407 struct qla_hw_data *ha = vha->hw;
3408 struct task_struct *t = ha->dpc_thread;
3410 if (!test_bit(UNLOADING, &vha->dpc_flags) && t)
3416 * Processes asynchronous reset.
3419 * ha = adapter block pointer.
3422 qla2x00_rst_aen(scsi_qla_host_t *vha)
3424 if (vha->flags.online && !vha->flags.reset_active &&
3425 !atomic_read(&vha->loop_down_timer) &&
3426 !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))) {
3428 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
3431 * Issue marker command only when we are going to start
3434 vha->marker_needed = 1;
3435 } while (!atomic_read(&vha->loop_down_timer) &&
3436 (test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags)));
3441 qla2x00_sp_free_dma(srb_t *sp)
3443 struct scsi_cmnd *cmd = sp->cmd;
3444 struct qla_hw_data *ha = sp->fcport->vha->hw;
3446 if (sp->flags & SRB_DMA_VALID) {
3447 scsi_dma_unmap(cmd);
3448 sp->flags &= ~SRB_DMA_VALID;
3451 if (sp->flags & SRB_CRC_PROT_DMA_VALID) {
3452 dma_unmap_sg(&ha->pdev->dev, scsi_prot_sglist(cmd),
3453 scsi_prot_sg_count(cmd), cmd->sc_data_direction);
3454 sp->flags &= ~SRB_CRC_PROT_DMA_VALID;
3457 if (sp->flags & SRB_CRC_CTX_DSD_VALID) {
3458 /* List assured to be having elements */
3459 qla2x00_clean_dsd_pool(ha, sp);
3460 sp->flags &= ~SRB_CRC_CTX_DSD_VALID;
3463 if (sp->flags & SRB_CRC_CTX_DMA_VALID) {
3464 dma_pool_free(ha->dl_dma_pool, sp->ctx,
3465 ((struct crc_context *)sp->ctx)->crc_ctx_dma);
3466 sp->flags &= ~SRB_CRC_CTX_DMA_VALID;
3473 qla2x00_sp_final_compl(struct qla_hw_data *ha, srb_t *sp)
3475 struct scsi_cmnd *cmd = sp->cmd;
3477 qla2x00_sp_free_dma(sp);
3479 if (sp->flags & SRB_FCP_CMND_DMA_VALID) {
3480 struct ct6_dsd *ctx = sp->ctx;
3481 dma_pool_free(ha->fcp_cmnd_dma_pool, ctx->fcp_cmnd,
3483 list_splice(&ctx->dsd_list, &ha->gbl_dsd_list);
3484 ha->gbl_dsd_inuse -= ctx->dsd_use_cnt;
3485 ha->gbl_dsd_avail += ctx->dsd_use_cnt;
3486 mempool_free(sp->ctx, ha->ctx_mempool);
3490 mempool_free(sp, ha->srb_mempool);
3491 cmd->scsi_done(cmd);
3495 qla2x00_sp_compl(struct qla_hw_data *ha, srb_t *sp)
3497 if (atomic_read(&sp->ref_count) == 0) {
3498 DEBUG2(qla_printk(KERN_WARNING, ha,
3499 "SP reference-count to ZERO -- sp=%p\n", sp));
3503 if (!atomic_dec_and_test(&sp->ref_count))
3505 qla2x00_sp_final_compl(ha, sp);
3508 /**************************************************************************
3514 * Context: Interrupt
3515 ***************************************************************************/
3517 qla2x00_timer(scsi_qla_host_t *vha)
3519 unsigned long cpu_flags = 0;
3526 struct qla_hw_data *ha = vha->hw;
3527 struct req_que *req;
3529 if (ha->flags.eeh_busy) {
3530 qla2x00_restart_timer(vha, WATCH_INTERVAL);
3535 qla82xx_watchdog(vha);
3537 /* Hardware read to raise pending EEH errors during mailbox waits. */
3538 if (!pci_channel_offline(ha->pdev))
3539 pci_read_config_word(ha->pdev, PCI_VENDOR_ID, &w);
3541 * Ports - Port down timer.
3543 * Whenever, a port is in the LOST state we start decrementing its port
3544 * down timer every second until it reaches zero. Once it reaches zero
3545 * the port it marked DEAD.
3548 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3549 if (fcport->port_type != FCT_TARGET)
3552 if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) {
3554 if (atomic_read(&fcport->port_down_timer) == 0)
3557 if (atomic_dec_and_test(&fcport->port_down_timer) != 0)
3558 atomic_set(&fcport->state, FCS_DEVICE_DEAD);
3560 DEBUG(printk("scsi(%ld): fcport-%d - port retry count: "
3563 t, atomic_read(&fcport->port_down_timer)));
3566 } /* End of for fcport */
3569 /* Loop down handler. */
3570 if (atomic_read(&vha->loop_down_timer) > 0 &&
3571 !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))
3572 && vha->flags.online) {
3574 if (atomic_read(&vha->loop_down_timer) ==
3575 vha->loop_down_abort_time) {
3577 DEBUG(printk("scsi(%ld): Loop Down - aborting the "
3578 "queues before time expire\n",
3581 if (!IS_QLA2100(ha) && vha->link_down_timeout)
3582 atomic_set(&vha->loop_state, LOOP_DEAD);
3585 * Schedule an ISP abort to return any FCP2-device
3588 /* NPIV - scan physical port only */
3590 spin_lock_irqsave(&ha->hardware_lock,
3592 req = ha->req_q_map[0];
3594 index < MAX_OUTSTANDING_COMMANDS;
3598 sp = req->outstanding_cmds[index];
3601 if (sp->ctx && !IS_PROT_IO(sp))
3604 if (!(sfcp->flags & FCF_FCP2_DEVICE))
3607 set_bit(ISP_ABORT_NEEDED,
3611 spin_unlock_irqrestore(&ha->hardware_lock,
3617 /* if the loop has been down for 4 minutes, reinit adapter */
3618 if (atomic_dec_and_test(&vha->loop_down_timer) != 0) {
3619 if (!(vha->device_flags & DFLG_NO_CABLE)) {
3620 DEBUG(printk("scsi(%ld): Loop down - "
3623 qla_printk(KERN_WARNING, ha,
3624 "Loop down - aborting ISP.\n");
3626 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
3629 DEBUG3(printk("scsi(%ld): Loop Down - seconds remaining %d\n",
3631 atomic_read(&vha->loop_down_timer)));
3634 /* Check if beacon LED needs to be blinked */
3635 if (ha->beacon_blink_led == 1) {
3636 set_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags);
3640 /* Process any deferred work. */
3641 if (!list_empty(&vha->work_list))
3644 /* Schedule the DPC routine if needed */
3645 if ((test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
3646 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags) ||
3647 test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags) ||
3649 test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags) ||
3650 test_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags) ||
3651 test_bit(ISP_UNRECOVERABLE, &vha->dpc_flags) ||
3652 test_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags) ||
3653 test_bit(VP_DPC_NEEDED, &vha->dpc_flags) ||
3654 test_bit(RELOGIN_NEEDED, &vha->dpc_flags)))
3655 qla2xxx_wake_dpc(vha);
3657 qla2x00_restart_timer(vha, WATCH_INTERVAL);
3660 /* Firmware interface routines. */
3663 #define FW_ISP21XX 0
3664 #define FW_ISP22XX 1
3665 #define FW_ISP2300 2
3666 #define FW_ISP2322 3
3667 #define FW_ISP24XX 4
3668 #define FW_ISP25XX 5
3669 #define FW_ISP81XX 6
3670 #define FW_ISP82XX 7
3672 #define FW_FILE_ISP21XX "ql2100_fw.bin"
3673 #define FW_FILE_ISP22XX "ql2200_fw.bin"
3674 #define FW_FILE_ISP2300 "ql2300_fw.bin"
3675 #define FW_FILE_ISP2322 "ql2322_fw.bin"
3676 #define FW_FILE_ISP24XX "ql2400_fw.bin"
3677 #define FW_FILE_ISP25XX "ql2500_fw.bin"
3678 #define FW_FILE_ISP81XX "ql8100_fw.bin"
3679 #define FW_FILE_ISP82XX "ql8200_fw.bin"
3681 static DEFINE_MUTEX(qla_fw_lock);
3683 static struct fw_blob qla_fw_blobs[FW_BLOBS] = {
3684 { .name = FW_FILE_ISP21XX, .segs = { 0x1000, 0 }, },
3685 { .name = FW_FILE_ISP22XX, .segs = { 0x1000, 0 }, },
3686 { .name = FW_FILE_ISP2300, .segs = { 0x800, 0 }, },
3687 { .name = FW_FILE_ISP2322, .segs = { 0x800, 0x1c000, 0x1e000, 0 }, },
3688 { .name = FW_FILE_ISP24XX, },
3689 { .name = FW_FILE_ISP25XX, },
3690 { .name = FW_FILE_ISP81XX, },
3691 { .name = FW_FILE_ISP82XX, },
3695 qla2x00_request_firmware(scsi_qla_host_t *vha)
3697 struct qla_hw_data *ha = vha->hw;
3698 struct fw_blob *blob;
3701 if (IS_QLA2100(ha)) {
3702 blob = &qla_fw_blobs[FW_ISP21XX];
3703 } else if (IS_QLA2200(ha)) {
3704 blob = &qla_fw_blobs[FW_ISP22XX];
3705 } else if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
3706 blob = &qla_fw_blobs[FW_ISP2300];
3707 } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) {
3708 blob = &qla_fw_blobs[FW_ISP2322];
3709 } else if (IS_QLA24XX_TYPE(ha)) {
3710 blob = &qla_fw_blobs[FW_ISP24XX];
3711 } else if (IS_QLA25XX(ha)) {
3712 blob = &qla_fw_blobs[FW_ISP25XX];
3713 } else if (IS_QLA81XX(ha)) {
3714 blob = &qla_fw_blobs[FW_ISP81XX];
3715 } else if (IS_QLA82XX(ha)) {
3716 blob = &qla_fw_blobs[FW_ISP82XX];
3719 mutex_lock(&qla_fw_lock);
3723 if (request_firmware(&blob->fw, blob->name, &ha->pdev->dev)) {
3724 DEBUG2(printk("scsi(%ld): Failed to load firmware image "
3725 "(%s).\n", vha->host_no, blob->name));
3732 mutex_unlock(&qla_fw_lock);
3737 qla2x00_release_firmware(void)
3741 mutex_lock(&qla_fw_lock);
3742 for (idx = 0; idx < FW_BLOBS; idx++)
3743 if (qla_fw_blobs[idx].fw)
3744 release_firmware(qla_fw_blobs[idx].fw);
3745 mutex_unlock(&qla_fw_lock);
3748 static pci_ers_result_t
3749 qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
3751 scsi_qla_host_t *vha = pci_get_drvdata(pdev);
3752 struct qla_hw_data *ha = vha->hw;
3754 DEBUG2(qla_printk(KERN_WARNING, ha, "error_detected:state %x\n",
3758 case pci_channel_io_normal:
3759 ha->flags.eeh_busy = 0;
3760 return PCI_ERS_RESULT_CAN_RECOVER;
3761 case pci_channel_io_frozen:
3762 ha->flags.eeh_busy = 1;
3763 /* For ISP82XX complete any pending mailbox cmd */
3764 if (IS_QLA82XX(ha)) {
3765 ha->flags.fw_hung = 1;
3766 if (ha->flags.mbox_busy) {
3767 ha->flags.mbox_int = 1;
3768 DEBUG2(qla_printk(KERN_ERR, ha,
3769 "Due to pci channel io frozen, doing premature "
3770 "completion of mbx command\n"));
3771 complete(&ha->mbx_intr_comp);
3774 qla2x00_free_irqs(vha);
3775 pci_disable_device(pdev);
3776 return PCI_ERS_RESULT_NEED_RESET;
3777 case pci_channel_io_perm_failure:
3778 ha->flags.pci_channel_io_perm_failure = 1;
3779 qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16);
3780 return PCI_ERS_RESULT_DISCONNECT;
3782 return PCI_ERS_RESULT_NEED_RESET;
3785 static pci_ers_result_t
3786 qla2xxx_pci_mmio_enabled(struct pci_dev *pdev)
3788 int risc_paused = 0;
3790 unsigned long flags;
3791 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
3792 struct qla_hw_data *ha = base_vha->hw;
3793 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
3794 struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24;
3796 spin_lock_irqsave(&ha->hardware_lock, flags);
3797 if (IS_QLA2100(ha) || IS_QLA2200(ha)){
3798 stat = RD_REG_DWORD(®->hccr);
3799 if (stat & HCCR_RISC_PAUSE)
3801 } else if (IS_QLA23XX(ha)) {
3802 stat = RD_REG_DWORD(®->u.isp2300.host_status);
3803 if (stat & HSR_RISC_PAUSED)
3805 } else if (IS_FWI2_CAPABLE(ha)) {
3806 stat = RD_REG_DWORD(®24->host_status);
3807 if (stat & HSRX_RISC_PAUSED)
3810 spin_unlock_irqrestore(&ha->hardware_lock, flags);
3813 qla_printk(KERN_INFO, ha, "RISC paused -- mmio_enabled, "
3814 "Dumping firmware!\n");
3815 ha->isp_ops->fw_dump(base_vha, 0);
3817 return PCI_ERS_RESULT_NEED_RESET;
3819 return PCI_ERS_RESULT_RECOVERED;
3822 uint32_t qla82xx_error_recovery(scsi_qla_host_t *base_vha)
3824 uint32_t rval = QLA_FUNCTION_FAILED;
3825 uint32_t drv_active = 0;
3826 struct qla_hw_data *ha = base_vha->hw;
3828 struct pci_dev *other_pdev = NULL;
3830 DEBUG17(qla_printk(KERN_INFO, ha,
3831 "scsi(%ld): In qla82xx_error_recovery\n", base_vha->host_no));
3833 set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
3835 if (base_vha->flags.online) {
3836 /* Abort all outstanding commands,
3837 * so as to be requeued later */
3838 qla2x00_abort_isp_cleanup(base_vha);
3842 fn = PCI_FUNC(ha->pdev->devfn);
3845 DEBUG17(qla_printk(KERN_INFO, ha,
3846 "Finding pci device at function = 0x%x\n", fn));
3848 pci_get_domain_bus_and_slot(pci_domain_nr(ha->pdev->bus),
3849 ha->pdev->bus->number, PCI_DEVFN(PCI_SLOT(ha->pdev->devfn),
3854 if (atomic_read(&other_pdev->enable_cnt)) {
3855 DEBUG17(qla_printk(KERN_INFO, ha,
3856 "Found PCI func availabe and enabled at 0x%x\n",
3858 pci_dev_put(other_pdev);
3861 pci_dev_put(other_pdev);
3866 DEBUG17(qla_printk(KERN_INFO, ha,
3867 "This devfn is reset owner = 0x%x\n", ha->pdev->devfn));
3868 qla82xx_idc_lock(ha);
3870 qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
3871 QLA82XX_DEV_INITIALIZING);
3873 qla82xx_wr_32(ha, QLA82XX_CRB_DRV_IDC_VERSION,
3874 QLA82XX_IDC_VERSION);
3876 drv_active = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE);
3877 DEBUG17(qla_printk(KERN_INFO, ha,
3878 "drv_active = 0x%x\n", drv_active));
3880 qla82xx_idc_unlock(ha);
3881 /* Reset if device is not already reset
3882 * drv_active would be 0 if a reset has already been done
3885 rval = qla82xx_start_firmware(base_vha);
3888 qla82xx_idc_lock(ha);
3890 if (rval != QLA_SUCCESS) {
3891 qla_printk(KERN_INFO, ha, "HW State: FAILED\n");
3892 qla82xx_clear_drv_active(ha);
3893 qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
3894 QLA82XX_DEV_FAILED);
3896 qla_printk(KERN_INFO, ha, "HW State: READY\n");
3897 qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
3899 qla82xx_idc_unlock(ha);
3900 ha->flags.fw_hung = 0;
3901 rval = qla82xx_restart_isp(base_vha);
3902 qla82xx_idc_lock(ha);
3903 /* Clear driver state register */
3904 qla82xx_wr_32(ha, QLA82XX_CRB_DRV_STATE, 0);
3905 qla82xx_set_drv_active(base_vha);
3907 qla82xx_idc_unlock(ha);
3909 DEBUG17(qla_printk(KERN_INFO, ha,
3910 "This devfn is not reset owner = 0x%x\n", ha->pdev->devfn));
3911 if ((qla82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE) ==
3912 QLA82XX_DEV_READY)) {
3913 ha->flags.fw_hung = 0;
3914 rval = qla82xx_restart_isp(base_vha);
3915 qla82xx_idc_lock(ha);
3916 qla82xx_set_drv_active(base_vha);
3917 qla82xx_idc_unlock(ha);
3920 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
3925 static pci_ers_result_t
3926 qla2xxx_pci_slot_reset(struct pci_dev *pdev)
3928 pci_ers_result_t ret = PCI_ERS_RESULT_DISCONNECT;
3929 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
3930 struct qla_hw_data *ha = base_vha->hw;
3931 struct rsp_que *rsp;
3932 int rc, retries = 10;
3934 DEBUG17(qla_printk(KERN_WARNING, ha, "slot_reset\n"));
3936 /* Workaround: qla2xxx driver which access hardware earlier
3937 * needs error state to be pci_channel_io_online.
3938 * Otherwise mailbox command timesout.
3940 pdev->error_state = pci_channel_io_normal;
3942 pci_restore_state(pdev);
3944 /* pci_restore_state() clears the saved_state flag of the device
3945 * save restored state which resets saved_state flag
3947 pci_save_state(pdev);
3950 rc = pci_enable_device_mem(pdev);
3952 rc = pci_enable_device(pdev);
3955 qla_printk(KERN_WARNING, ha,
3956 "Can't re-enable PCI device after reset.\n");
3957 goto exit_slot_reset;
3960 rsp = ha->rsp_q_map[0];
3961 if (qla2x00_request_irqs(ha, rsp))
3962 goto exit_slot_reset;
3964 if (ha->isp_ops->pci_config(base_vha))
3965 goto exit_slot_reset;
3967 if (IS_QLA82XX(ha)) {
3968 if (qla82xx_error_recovery(base_vha) == QLA_SUCCESS) {
3969 ret = PCI_ERS_RESULT_RECOVERED;
3970 goto exit_slot_reset;
3972 goto exit_slot_reset;
3975 while (ha->flags.mbox_busy && retries--)
3978 set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
3979 if (ha->isp_ops->abort_isp(base_vha) == QLA_SUCCESS)
3980 ret = PCI_ERS_RESULT_RECOVERED;
3981 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
3985 DEBUG17(qla_printk(KERN_WARNING, ha,
3986 "slot_reset-return:ret=%x\n", ret));
3992 qla2xxx_pci_resume(struct pci_dev *pdev)
3994 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
3995 struct qla_hw_data *ha = base_vha->hw;
3998 DEBUG17(qla_printk(KERN_WARNING, ha, "pci_resume\n"));
4000 ret = qla2x00_wait_for_hba_online(base_vha);
4001 if (ret != QLA_SUCCESS) {
4002 qla_printk(KERN_ERR, ha,
4003 "the device failed to resume I/O "
4004 "from slot/link_reset");
4007 pci_cleanup_aer_uncorrect_error_status(pdev);
4009 ha->flags.eeh_busy = 0;
4012 static struct pci_error_handlers qla2xxx_err_handler = {
4013 .error_detected = qla2xxx_pci_error_detected,
4014 .mmio_enabled = qla2xxx_pci_mmio_enabled,
4015 .slot_reset = qla2xxx_pci_slot_reset,
4016 .resume = qla2xxx_pci_resume,
4019 static struct pci_device_id qla2xxx_pci_tbl[] = {
4020 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2100) },
4021 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2200) },
4022 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2300) },
4023 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2312) },
4024 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2322) },
4025 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6312) },
4026 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6322) },
4027 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2422) },
4028 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2432) },
4029 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8432) },
4030 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5422) },
4031 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5432) },
4032 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2532) },
4033 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8001) },
4034 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8021) },
4037 MODULE_DEVICE_TABLE(pci, qla2xxx_pci_tbl);
4039 static struct pci_driver qla2xxx_pci_driver = {
4040 .name = QLA2XXX_DRIVER_NAME,
4042 .owner = THIS_MODULE,
4044 .id_table = qla2xxx_pci_tbl,
4045 .probe = qla2x00_probe_one,
4046 .remove = qla2x00_remove_one,
4047 .err_handler = &qla2xxx_err_handler,
4050 static struct file_operations apidev_fops = {
4051 .owner = THIS_MODULE,
4055 * qla2x00_module_init - Module initialization.
4058 qla2x00_module_init(void)
4062 /* Allocate cache for SRBs. */
4063 srb_cachep = kmem_cache_create("qla2xxx_srbs", sizeof(srb_t), 0,
4064 SLAB_HWCACHE_ALIGN, NULL);
4065 if (srb_cachep == NULL) {
4067 "qla2xxx: Unable to allocate SRB cache...Failing load!\n");
4071 /* Derive version string. */
4072 strcpy(qla2x00_version_str, QLA2XXX_VERSION);
4073 if (ql2xextended_error_logging)
4074 strcat(qla2x00_version_str, "-debug");
4076 qla2xxx_transport_template =
4077 fc_attach_transport(&qla2xxx_transport_functions);
4078 if (!qla2xxx_transport_template) {
4079 kmem_cache_destroy(srb_cachep);
4083 apidev_major = register_chrdev(0, QLA2XXX_APIDEV, &apidev_fops);
4084 if (apidev_major < 0) {
4085 printk(KERN_WARNING "qla2xxx: Unable to register char device "
4086 "%s\n", QLA2XXX_APIDEV);
4089 qla2xxx_transport_vport_template =
4090 fc_attach_transport(&qla2xxx_transport_vport_functions);
4091 if (!qla2xxx_transport_vport_template) {
4092 kmem_cache_destroy(srb_cachep);
4093 fc_release_transport(qla2xxx_transport_template);
4097 printk(KERN_INFO "QLogic Fibre Channel HBA Driver: %s\n",
4098 qla2x00_version_str);
4099 ret = pci_register_driver(&qla2xxx_pci_driver);
4101 kmem_cache_destroy(srb_cachep);
4102 fc_release_transport(qla2xxx_transport_template);
4103 fc_release_transport(qla2xxx_transport_vport_template);
4109 * qla2x00_module_exit - Module cleanup.
4112 qla2x00_module_exit(void)
4114 unregister_chrdev(apidev_major, QLA2XXX_APIDEV);
4115 pci_unregister_driver(&qla2xxx_pci_driver);
4116 qla2x00_release_firmware();
4117 kmem_cache_destroy(srb_cachep);
4119 kmem_cache_destroy(ctx_cachep);
4120 fc_release_transport(qla2xxx_transport_template);
4121 fc_release_transport(qla2xxx_transport_vport_template);
4124 module_init(qla2x00_module_init);
4125 module_exit(qla2x00_module_exit);
4127 MODULE_AUTHOR("QLogic Corporation");
4128 MODULE_DESCRIPTION("QLogic Fibre Channel HBA Driver");
4129 MODULE_LICENSE("GPL");
4130 MODULE_VERSION(QLA2XXX_VERSION);
4131 MODULE_FIRMWARE(FW_FILE_ISP21XX);
4132 MODULE_FIRMWARE(FW_FILE_ISP22XX);
4133 MODULE_FIRMWARE(FW_FILE_ISP2300);
4134 MODULE_FIRMWARE(FW_FILE_ISP2322);
4135 MODULE_FIRMWARE(FW_FILE_ISP24XX);
4136 MODULE_FIRMWARE(FW_FILE_ISP25XX);