2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2008 QLogic Corporation
5 * See LICENSE.qla2xxx for copyright and licensing details.
9 #include <linux/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>
16 #include <scsi/scsi_tcq.h>
17 #include <scsi/scsicam.h>
18 #include <scsi/scsi_transport.h>
19 #include <scsi/scsi_transport_fc.h>
24 char qla2x00_version_str[40];
27 * SRB allocation cache
29 static struct kmem_cache *srb_cachep;
31 int ql2xlogintimeout = 20;
32 module_param(ql2xlogintimeout, int, S_IRUGO|S_IRUSR);
33 MODULE_PARM_DESC(ql2xlogintimeout,
34 "Login timeout value in seconds.");
36 int qlport_down_retry;
37 module_param(qlport_down_retry, int, S_IRUGO|S_IRUSR);
38 MODULE_PARM_DESC(qlport_down_retry,
39 "Maximum number of command retries to a port that returns "
40 "a PORT-DOWN status.");
42 int ql2xplogiabsentdevice;
43 module_param(ql2xplogiabsentdevice, int, S_IRUGO|S_IWUSR);
44 MODULE_PARM_DESC(ql2xplogiabsentdevice,
45 "Option to enable PLOGI to devices that are not present after "
46 "a Fabric scan. This is needed for several broken switches. "
47 "Default is 0 - no PLOGI. 1 - perfom PLOGI.");
49 int ql2xloginretrycount = 0;
50 module_param(ql2xloginretrycount, int, S_IRUGO|S_IRUSR);
51 MODULE_PARM_DESC(ql2xloginretrycount,
52 "Specify an alternate value for the NVRAM login retry count.");
54 int ql2xallocfwdump = 1;
55 module_param(ql2xallocfwdump, int, S_IRUGO|S_IRUSR);
56 MODULE_PARM_DESC(ql2xallocfwdump,
57 "Option to enable allocation of memory for a firmware dump "
58 "during HBA initialization. Memory allocation requirements "
59 "vary by ISP type. Default is 1 - allocate memory.");
61 int ql2xextended_error_logging;
62 module_param(ql2xextended_error_logging, int, S_IRUGO|S_IWUSR);
63 MODULE_PARM_DESC(ql2xextended_error_logging,
64 "Option to enable extended error logging, "
65 "Default is 0 - no logging. 1 - log errors.");
67 static void qla2x00_free_device(scsi_qla_host_t *);
70 module_param(ql2xfdmienable, int, S_IRUGO|S_IRUSR);
71 MODULE_PARM_DESC(ql2xfdmienable,
72 "Enables FDMI registratons "
73 "Default is 0 - no FDMI. 1 - perfom FDMI.");
75 #define MAX_Q_DEPTH 32
76 static int ql2xmaxqdepth = MAX_Q_DEPTH;
77 module_param(ql2xmaxqdepth, int, S_IRUGO|S_IWUSR);
78 MODULE_PARM_DESC(ql2xmaxqdepth,
79 "Maximum queue depth to report for target devices.");
81 int ql2xqfulltracking = 1;
82 module_param(ql2xqfulltracking, int, S_IRUGO|S_IWUSR);
83 MODULE_PARM_DESC(ql2xqfulltracking,
84 "Controls whether the driver tracks queue full status "
85 "returns and dynamically adjusts a scsi device's queue "
86 "depth. Default is 1, perform tracking. Set to 0 to "
87 "disable dynamic tracking and adjustment of queue depth.");
89 int ql2xqfullrampup = 120;
90 module_param(ql2xqfullrampup, int, S_IRUGO|S_IWUSR);
91 MODULE_PARM_DESC(ql2xqfullrampup,
92 "Number of seconds to wait to begin to ramp-up the queue "
93 "depth for a device after a queue-full condition has been "
94 "detected. Default is 120 seconds.");
96 int ql2xiidmaenable=1;
97 module_param(ql2xiidmaenable, int, S_IRUGO|S_IRUSR);
98 MODULE_PARM_DESC(ql2xiidmaenable,
99 "Enables iIDMA settings "
100 "Default is 1 - perform iIDMA. 0 - no iIDMA.");
102 int ql2xmaxqueues = 1;
103 module_param(ql2xmaxqueues, int, S_IRUGO|S_IRUSR);
104 MODULE_PARM_DESC(ql2xmaxqueues,
105 "Enables MQ settings "
106 "Default is 1 for single queue. Set it to number \
107 of queues in MQ mode.");
109 int ql2xmultique_tag;
110 module_param(ql2xmultique_tag, int, S_IRUGO|S_IRUSR);
111 MODULE_PARM_DESC(ql2xmultique_tag,
112 "Enables CPU affinity settings for the driver "
113 "Default is 0 for no affinity of request and response IO. "
114 "Set it to 1 to turn on the cpu affinity.");
117 module_param(ql2xfwloadbin, int, S_IRUGO|S_IRUSR);
118 MODULE_PARM_DESC(ql2xfwloadbin,
119 "Option to specify location from which to load ISP firmware:\n"
120 " 2 -- load firmware via the request_firmware() (hotplug)\n"
122 " 1 -- load firmware from flash.\n"
123 " 0 -- use default semantics.\n");
126 * SCSI host template entry points
128 static int qla2xxx_slave_configure(struct scsi_device * device);
129 static int qla2xxx_slave_alloc(struct scsi_device *);
130 static int qla2xxx_scan_finished(struct Scsi_Host *, unsigned long time);
131 static void qla2xxx_scan_start(struct Scsi_Host *);
132 static void qla2xxx_slave_destroy(struct scsi_device *);
133 static int qla2xxx_queuecommand(struct scsi_cmnd *cmd,
134 void (*fn)(struct scsi_cmnd *));
135 static int qla2xxx_eh_abort(struct scsi_cmnd *);
136 static int qla2xxx_eh_device_reset(struct scsi_cmnd *);
137 static int qla2xxx_eh_target_reset(struct scsi_cmnd *);
138 static int qla2xxx_eh_bus_reset(struct scsi_cmnd *);
139 static int qla2xxx_eh_host_reset(struct scsi_cmnd *);
141 static int qla2x00_change_queue_depth(struct scsi_device *, int, int);
142 static int qla2x00_change_queue_type(struct scsi_device *, int);
144 struct scsi_host_template qla2xxx_driver_template = {
145 .module = THIS_MODULE,
146 .name = QLA2XXX_DRIVER_NAME,
147 .queuecommand = qla2xxx_queuecommand,
149 .eh_abort_handler = qla2xxx_eh_abort,
150 .eh_device_reset_handler = qla2xxx_eh_device_reset,
151 .eh_target_reset_handler = qla2xxx_eh_target_reset,
152 .eh_bus_reset_handler = qla2xxx_eh_bus_reset,
153 .eh_host_reset_handler = qla2xxx_eh_host_reset,
155 .slave_configure = qla2xxx_slave_configure,
157 .slave_alloc = qla2xxx_slave_alloc,
158 .slave_destroy = qla2xxx_slave_destroy,
159 .scan_finished = qla2xxx_scan_finished,
160 .scan_start = qla2xxx_scan_start,
161 .change_queue_depth = qla2x00_change_queue_depth,
162 .change_queue_type = qla2x00_change_queue_type,
165 .use_clustering = ENABLE_CLUSTERING,
166 .sg_tablesize = SG_ALL,
168 .max_sectors = 0xFFFF,
169 .shost_attrs = qla2x00_host_attrs,
172 static struct scsi_transport_template *qla2xxx_transport_template = NULL;
173 struct scsi_transport_template *qla2xxx_transport_vport_template = NULL;
175 /* TODO Convert to inlines
181 qla2x00_start_timer(scsi_qla_host_t *vha, void *func, unsigned long interval)
183 init_timer(&vha->timer);
184 vha->timer.expires = jiffies + interval * HZ;
185 vha->timer.data = (unsigned long)vha;
186 vha->timer.function = (void (*)(unsigned long))func;
187 add_timer(&vha->timer);
188 vha->timer_active = 1;
192 qla2x00_restart_timer(scsi_qla_host_t *vha, unsigned long interval)
194 mod_timer(&vha->timer, jiffies + interval * HZ);
197 static __inline__ void
198 qla2x00_stop_timer(scsi_qla_host_t *vha)
200 del_timer_sync(&vha->timer);
201 vha->timer_active = 0;
204 static int qla2x00_do_dpc(void *data);
206 static void qla2x00_rst_aen(scsi_qla_host_t *);
208 static int qla2x00_mem_alloc(struct qla_hw_data *, uint16_t, uint16_t,
209 struct req_que **, struct rsp_que **);
210 static void qla2x00_mem_free(struct qla_hw_data *);
211 static void qla2x00_sp_free_dma(srb_t *);
213 /* -------------------------------------------------------------------------- */
214 static int qla2x00_alloc_queues(struct qla_hw_data *ha)
216 ha->req_q_map = kzalloc(sizeof(struct req_que *) * ha->max_req_queues,
218 if (!ha->req_q_map) {
219 qla_printk(KERN_WARNING, ha,
220 "Unable to allocate memory for request queue ptrs\n");
224 ha->rsp_q_map = kzalloc(sizeof(struct rsp_que *) * ha->max_rsp_queues,
226 if (!ha->rsp_q_map) {
227 qla_printk(KERN_WARNING, ha,
228 "Unable to allocate memory for response queue ptrs\n");
231 set_bit(0, ha->rsp_qid_map);
232 set_bit(0, ha->req_qid_map);
236 kfree(ha->req_q_map);
237 ha->req_q_map = NULL;
242 static void qla2x00_free_req_que(struct qla_hw_data *ha, struct req_que *req)
244 if (req && req->ring)
245 dma_free_coherent(&ha->pdev->dev,
246 (req->length + 1) * sizeof(request_t),
247 req->ring, req->dma);
253 static void qla2x00_free_rsp_que(struct qla_hw_data *ha, struct rsp_que *rsp)
255 if (rsp && rsp->ring)
256 dma_free_coherent(&ha->pdev->dev,
257 (rsp->length + 1) * sizeof(response_t),
258 rsp->ring, rsp->dma);
264 static void qla2x00_free_queues(struct qla_hw_data *ha)
270 for (cnt = 0; cnt < ha->max_req_queues; cnt++) {
271 req = ha->req_q_map[cnt];
272 qla2x00_free_req_que(ha, req);
274 kfree(ha->req_q_map);
275 ha->req_q_map = NULL;
277 for (cnt = 0; cnt < ha->max_rsp_queues; cnt++) {
278 rsp = ha->rsp_q_map[cnt];
279 qla2x00_free_rsp_que(ha, rsp);
281 kfree(ha->rsp_q_map);
282 ha->rsp_q_map = NULL;
285 static int qla25xx_setup_mode(struct scsi_qla_host *vha)
287 uint16_t options = 0;
289 struct qla_hw_data *ha = vha->hw;
291 if (!(ha->fw_attributes & BIT_6)) {
292 qla_printk(KERN_INFO, ha,
293 "Firmware is not multi-queue capable\n");
296 if (ql2xmultique_tag) {
297 /* create a request queue for IO */
299 req = qla25xx_create_req_que(ha, options, 0, 0, -1,
300 QLA_DEFAULT_QUE_QOS);
302 qla_printk(KERN_WARNING, ha,
303 "Can't create request queue\n");
306 ha->wq = create_workqueue("qla2xxx_wq");
307 vha->req = ha->req_q_map[req];
309 for (ques = 1; ques < ha->max_rsp_queues; ques++) {
310 ret = qla25xx_create_rsp_que(ha, options, 0, 0, req);
312 qla_printk(KERN_WARNING, ha,
313 "Response Queue create failed\n");
317 ha->flags.cpu_affinity_enabled = 1;
319 DEBUG2(qla_printk(KERN_INFO, ha,
320 "CPU affinity mode enabled, no. of response"
321 " queues:%d, no. of request queues:%d\n",
322 ha->max_rsp_queues, ha->max_req_queues));
326 qla25xx_delete_queues(vha);
327 destroy_workqueue(ha->wq);
331 kfree(ha->req_q_map);
332 kfree(ha->rsp_q_map);
333 ha->max_req_queues = ha->max_rsp_queues = 1;
338 qla2x00_pci_info_str(struct scsi_qla_host *vha, char *str)
340 struct qla_hw_data *ha = vha->hw;
341 static char *pci_bus_modes[] = {
342 "33", "66", "100", "133",
347 pci_bus = (ha->pci_attr & (BIT_9 | BIT_10)) >> 9;
350 strcat(str, pci_bus_modes[pci_bus]);
352 pci_bus = (ha->pci_attr & BIT_8) >> 8;
354 strcat(str, pci_bus_modes[pci_bus]);
356 strcat(str, " MHz)");
362 qla24xx_pci_info_str(struct scsi_qla_host *vha, char *str)
364 static char *pci_bus_modes[] = { "33", "66", "100", "133", };
365 struct qla_hw_data *ha = vha->hw;
369 pcie_reg = pci_find_capability(ha->pdev, PCI_CAP_ID_EXP);
372 uint16_t pcie_lstat, lspeed, lwidth;
375 pci_read_config_word(ha->pdev, pcie_reg, &pcie_lstat);
376 lspeed = pcie_lstat & (BIT_0 | BIT_1 | BIT_2 | BIT_3);
377 lwidth = (pcie_lstat &
378 (BIT_4 | BIT_5 | BIT_6 | BIT_7 | BIT_8 | BIT_9)) >> 4;
380 strcpy(str, "PCIe (");
382 strcat(str, "2.5GT/s ");
383 else if (lspeed == 2)
384 strcat(str, "5.0GT/s ");
386 strcat(str, "<unknown> ");
387 snprintf(lwstr, sizeof(lwstr), "x%d)", lwidth);
394 pci_bus = (ha->pci_attr & CSRX_PCIX_BUS_MODE_MASK) >> 8;
395 if (pci_bus == 0 || pci_bus == 8) {
397 strcat(str, pci_bus_modes[pci_bus >> 3]);
401 strcat(str, "Mode 2");
403 strcat(str, "Mode 1");
405 strcat(str, pci_bus_modes[pci_bus & ~BIT_2]);
407 strcat(str, " MHz)");
413 qla2x00_fw_version_str(struct scsi_qla_host *vha, char *str)
416 struct qla_hw_data *ha = vha->hw;
418 sprintf(str, "%d.%02d.%02d ", ha->fw_major_version,
419 ha->fw_minor_version,
420 ha->fw_subminor_version);
422 if (ha->fw_attributes & BIT_9) {
427 switch (ha->fw_attributes & 0xFF) {
441 sprintf(un_str, "(%x)", ha->fw_attributes);
445 if (ha->fw_attributes & 0x100)
452 qla24xx_fw_version_str(struct scsi_qla_host *vha, char *str)
454 struct qla_hw_data *ha = vha->hw;
456 sprintf(str, "%d.%02d.%02d (%x)", ha->fw_major_version,
457 ha->fw_minor_version, ha->fw_subminor_version, ha->fw_attributes);
461 static inline srb_t *
462 qla2x00_get_new_sp(scsi_qla_host_t *vha, fc_port_t *fcport,
463 struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
466 struct qla_hw_data *ha = vha->hw;
468 sp = mempool_alloc(ha->srb_mempool, GFP_ATOMIC);
475 CMD_SP(cmd) = (void *)sp;
476 cmd->scsi_done = done;
483 qla2xxx_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
485 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
486 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
487 struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device));
488 struct qla_hw_data *ha = vha->hw;
489 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
493 if (unlikely(pci_channel_offline(ha->pdev))) {
494 if (ha->pdev->error_state == pci_channel_io_frozen)
495 cmd->result = DID_REQUEUE << 16;
497 cmd->result = DID_NO_CONNECT << 16;
498 goto qc24_fail_command;
501 rval = fc_remote_port_chkready(rport);
504 goto qc24_fail_command;
507 /* Close window on fcport/rport state-transitioning. */
509 goto qc24_target_busy;
511 if (atomic_read(&fcport->state) != FCS_ONLINE) {
512 if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD ||
513 atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
514 cmd->result = DID_NO_CONNECT << 16;
515 goto qc24_fail_command;
517 goto qc24_target_busy;
520 spin_unlock_irq(vha->host->host_lock);
522 sp = qla2x00_get_new_sp(base_vha, fcport, cmd, done);
524 goto qc24_host_busy_lock;
526 rval = ha->isp_ops->start_scsi(sp);
527 if (rval != QLA_SUCCESS)
528 goto qc24_host_busy_free_sp;
530 spin_lock_irq(vha->host->host_lock);
534 qc24_host_busy_free_sp:
535 qla2x00_sp_free_dma(sp);
536 mempool_free(sp, ha->srb_mempool);
539 spin_lock_irq(vha->host->host_lock);
540 return SCSI_MLQUEUE_HOST_BUSY;
543 return SCSI_MLQUEUE_TARGET_BUSY;
553 * qla2x00_eh_wait_on_command
554 * Waits for the command to be returned by the Firmware for some
558 * cmd = Scsi Command to wait on.
565 qla2x00_eh_wait_on_command(struct scsi_cmnd *cmd)
567 #define ABORT_POLLING_PERIOD 1000
568 #define ABORT_WAIT_ITER ((10 * 1000) / (ABORT_POLLING_PERIOD))
569 unsigned long wait_iter = ABORT_WAIT_ITER;
570 int ret = QLA_SUCCESS;
572 while (CMD_SP(cmd) && wait_iter--) {
573 msleep(ABORT_POLLING_PERIOD);
576 ret = QLA_FUNCTION_FAILED;
582 * qla2x00_wait_for_hba_online
583 * Wait till the HBA is online after going through
584 * <= MAX_RETRIES_OF_ISP_ABORT or
585 * finally HBA is disabled ie marked offline
588 * ha - pointer to host adapter structure
591 * Does context switching-Release SPIN_LOCK
592 * (if any) before calling this routine.
595 * Success (Adapter is online) : 0
596 * Failed (Adapter is offline/disabled) : 1
599 qla2x00_wait_for_hba_online(scsi_qla_host_t *vha)
602 unsigned long wait_online;
603 struct qla_hw_data *ha = vha->hw;
604 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
606 wait_online = jiffies + (MAX_LOOP_TIMEOUT * HZ);
607 while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) ||
608 test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) ||
609 test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) ||
610 ha->dpc_active) && time_before(jiffies, wait_online)) {
614 if (base_vha->flags.online)
615 return_status = QLA_SUCCESS;
617 return_status = QLA_FUNCTION_FAILED;
619 return (return_status);
623 qla2x00_wait_for_chip_reset(scsi_qla_host_t *vha)
626 unsigned long wait_reset;
627 struct qla_hw_data *ha = vha->hw;
628 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
630 wait_reset = jiffies + (MAX_LOOP_TIMEOUT * HZ);
631 while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) ||
632 test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) ||
633 test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) ||
634 ha->dpc_active) && time_before(jiffies, wait_reset)) {
638 if (!test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags) &&
639 ha->flags.chip_reset_done)
642 if (ha->flags.chip_reset_done)
643 return_status = QLA_SUCCESS;
645 return_status = QLA_FUNCTION_FAILED;
647 return return_status;
651 * qla2x00_wait_for_loop_ready
652 * Wait for MAX_LOOP_TIMEOUT(5 min) value for loop
653 * to be in LOOP_READY state.
655 * ha - pointer to host adapter structure
658 * Does context switching-Release SPIN_LOCK
659 * (if any) before calling this routine.
663 * Success (LOOP_READY) : 0
664 * Failed (LOOP_NOT_READY) : 1
667 qla2x00_wait_for_loop_ready(scsi_qla_host_t *vha)
669 int return_status = QLA_SUCCESS;
670 unsigned long loop_timeout ;
671 struct qla_hw_data *ha = vha->hw;
672 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
674 /* wait for 5 min at the max for loop to be ready */
675 loop_timeout = jiffies + (MAX_LOOP_TIMEOUT * HZ);
677 while ((!atomic_read(&base_vha->loop_down_timer) &&
678 atomic_read(&base_vha->loop_state) == LOOP_DOWN) ||
679 atomic_read(&base_vha->loop_state) != LOOP_READY) {
680 if (atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
681 return_status = QLA_FUNCTION_FAILED;
685 if (time_after_eq(jiffies, loop_timeout)) {
686 return_status = QLA_FUNCTION_FAILED;
690 return (return_status);
694 qla2x00_abort_fcport_cmds(fc_port_t *fcport)
699 scsi_qla_host_t *vha = fcport->vha;
700 struct qla_hw_data *ha = vha->hw;
703 spin_lock_irqsave(&ha->hardware_lock, flags);
705 for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) {
706 sp = req->outstanding_cmds[cnt];
709 if (sp->fcport != fcport)
714 spin_unlock_irqrestore(&ha->hardware_lock, flags);
715 if (ha->isp_ops->abort_command(sp)) {
716 DEBUG2(qla_printk(KERN_WARNING, ha,
717 "Abort failed -- %lx\n",
718 sp->cmd->serial_number));
720 if (qla2x00_eh_wait_on_command(sp->cmd) !=
722 DEBUG2(qla_printk(KERN_WARNING, ha,
723 "Abort failed while waiting -- %lx\n",
724 sp->cmd->serial_number));
726 spin_lock_irqsave(&ha->hardware_lock, flags);
728 spin_unlock_irqrestore(&ha->hardware_lock, flags);
731 /**************************************************************************
735 * The abort function will abort the specified command.
738 * cmd = Linux SCSI command packet to be aborted.
741 * Either SUCCESS or FAILED.
744 * Only return FAILED if command not returned by firmware.
745 **************************************************************************/
747 qla2xxx_eh_abort(struct scsi_cmnd *cmd)
749 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
752 unsigned int id, lun;
753 unsigned long serial;
756 struct qla_hw_data *ha = vha->hw;
757 struct req_que *req = vha->req;
760 fc_block_scsi_eh(cmd);
767 id = cmd->device->id;
768 lun = cmd->device->lun;
769 serial = cmd->serial_number;
770 spt = (srb_t *) CMD_SP(cmd);
774 /* Check active list for command command. */
775 spin_lock_irqsave(&ha->hardware_lock, flags);
776 for (i = 1; i < MAX_OUTSTANDING_COMMANDS; i++) {
777 sp = req->outstanding_cmds[i];
786 DEBUG2(printk("%s(%ld): aborting sp %p from RISC."
787 " pid=%ld.\n", __func__, vha->host_no, sp, serial));
789 spin_unlock_irqrestore(&ha->hardware_lock, flags);
790 if (ha->isp_ops->abort_command(sp)) {
791 DEBUG2(printk("%s(%ld): abort_command "
792 "mbx failed.\n", __func__, vha->host_no));
795 DEBUG3(printk("%s(%ld): abort_command "
796 "mbx success.\n", __func__, vha->host_no));
799 spin_lock_irqsave(&ha->hardware_lock, flags);
802 spin_unlock_irqrestore(&ha->hardware_lock, flags);
804 /* Wait for the command to be returned. */
806 if (qla2x00_eh_wait_on_command(cmd) != QLA_SUCCESS) {
807 qla_printk(KERN_ERR, ha,
808 "scsi(%ld:%d:%d): Abort handler timed out -- %lx "
809 "%x.\n", vha->host_no, id, lun, serial, ret);
814 qla_printk(KERN_INFO, ha,
815 "scsi(%ld:%d:%d): Abort command issued -- %d %lx %x.\n",
816 vha->host_no, id, lun, wait, serial, ret);
821 enum nexus_wait_type {
828 qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *vha, unsigned int t,
829 unsigned int l, srb_t *sp, enum nexus_wait_type type)
831 int cnt, match, status;
833 struct qla_hw_data *ha = vha->hw;
836 status = QLA_SUCCESS;
840 spin_lock_irqsave(&ha->hardware_lock, flags);
842 for (cnt = 1; status == QLA_SUCCESS &&
843 cnt < MAX_OUTSTANDING_COMMANDS; cnt++) {
844 sp = req->outstanding_cmds[cnt];
849 if (vha->vp_idx != sp->fcport->vha->vp_idx)
857 match = sp->cmd->device->id == t;
860 match = (sp->cmd->device->id == t &&
861 sp->cmd->device->lun == l);
867 spin_unlock_irqrestore(&ha->hardware_lock, flags);
868 status = qla2x00_eh_wait_on_command(sp->cmd);
869 spin_lock_irqsave(&ha->hardware_lock, flags);
871 spin_unlock_irqrestore(&ha->hardware_lock, flags);
876 static char *reset_errors[] = {
879 "Task management failed",
880 "Waiting for command completions",
884 __qla2xxx_eh_generic_reset(char *name, enum nexus_wait_type type,
885 struct scsi_cmnd *cmd, int (*do_reset)(struct fc_port *, unsigned int, int))
887 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
888 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
891 fc_block_scsi_eh(cmd);
896 qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET ISSUED.\n",
897 vha->host_no, cmd->device->id, cmd->device->lun, name);
900 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS)
901 goto eh_reset_failed;
903 if (qla2x00_wait_for_loop_ready(vha) != QLA_SUCCESS)
904 goto eh_reset_failed;
906 if (do_reset(fcport, cmd->device->lun, cmd->request->cpu + 1)
908 goto eh_reset_failed;
910 if (qla2x00_eh_wait_for_pending_commands(vha, cmd->device->id,
911 cmd->device->lun, (srb_t *) CMD_SP(cmd), type) != QLA_SUCCESS)
912 goto eh_reset_failed;
914 qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET SUCCEEDED.\n",
915 vha->host_no, cmd->device->id, cmd->device->lun, name);
920 qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET FAILED: %s.\n"
921 , vha->host_no, cmd->device->id, cmd->device->lun, name,
927 qla2xxx_eh_device_reset(struct scsi_cmnd *cmd)
929 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
930 struct qla_hw_data *ha = vha->hw;
932 return __qla2xxx_eh_generic_reset("DEVICE", WAIT_LUN, cmd,
933 ha->isp_ops->lun_reset);
937 qla2xxx_eh_target_reset(struct scsi_cmnd *cmd)
939 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
940 struct qla_hw_data *ha = vha->hw;
942 return __qla2xxx_eh_generic_reset("TARGET", WAIT_TARGET, cmd,
943 ha->isp_ops->target_reset);
946 /**************************************************************************
947 * qla2xxx_eh_bus_reset
950 * The bus reset function will reset the bus and abort any executing
954 * cmd = Linux SCSI command packet of the command that cause the
958 * SUCCESS/FAILURE (defined as macro in scsi.h).
960 **************************************************************************/
962 qla2xxx_eh_bus_reset(struct scsi_cmnd *cmd)
964 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
965 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
967 unsigned int id, lun;
968 unsigned long serial;
969 srb_t *sp = (srb_t *) CMD_SP(cmd);
971 fc_block_scsi_eh(cmd);
973 id = cmd->device->id;
974 lun = cmd->device->lun;
975 serial = cmd->serial_number;
980 qla_printk(KERN_INFO, vha->hw,
981 "scsi(%ld:%d:%d): BUS RESET ISSUED.\n", vha->host_no, id, lun);
983 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
984 DEBUG2(printk("%s failed:board disabled\n",__func__));
985 goto eh_bus_reset_done;
988 if (qla2x00_wait_for_loop_ready(vha) == QLA_SUCCESS) {
989 if (qla2x00_loop_reset(vha) == QLA_SUCCESS)
993 goto eh_bus_reset_done;
995 /* Flush outstanding commands. */
996 if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, sp, WAIT_HOST) !=
1001 qla_printk(KERN_INFO, vha->hw, "%s: reset %s\n", __func__,
1002 (ret == FAILED) ? "failed" : "succeded");
1007 /**************************************************************************
1008 * qla2xxx_eh_host_reset
1011 * The reset function will reset the Adapter.
1014 * cmd = Linux SCSI command packet of the command that cause the
1018 * Either SUCCESS or FAILED.
1021 **************************************************************************/
1023 qla2xxx_eh_host_reset(struct scsi_cmnd *cmd)
1025 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
1026 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
1027 struct qla_hw_data *ha = vha->hw;
1029 unsigned int id, lun;
1030 unsigned long serial;
1031 srb_t *sp = (srb_t *) CMD_SP(cmd);
1032 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
1034 fc_block_scsi_eh(cmd);
1036 id = cmd->device->id;
1037 lun = cmd->device->lun;
1038 serial = cmd->serial_number;
1043 qla_printk(KERN_INFO, ha,
1044 "scsi(%ld:%d:%d): ADAPTER RESET ISSUED.\n", vha->host_no, id, lun);
1046 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS)
1047 goto eh_host_reset_lock;
1050 * Fixme-may be dpc thread is active and processing
1051 * loop_resync,so wait a while for it to
1052 * be completed and then issue big hammer.Otherwise
1053 * it may cause I/O failure as big hammer marks the
1054 * devices as lost kicking of the port_down_timer
1055 * while dpc is stuck for the mailbox to complete.
1057 qla2x00_wait_for_loop_ready(vha);
1058 if (vha != base_vha) {
1059 if (qla2x00_vp_abort_isp(vha))
1060 goto eh_host_reset_lock;
1063 flush_workqueue(ha->wq);
1065 set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
1066 if (qla2x00_abort_isp(base_vha)) {
1067 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
1068 /* failed. schedule dpc to try */
1069 set_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags);
1071 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS)
1072 goto eh_host_reset_lock;
1074 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
1077 /* Waiting for command to be returned to OS.*/
1078 if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, sp, WAIT_HOST) ==
1083 qla_printk(KERN_INFO, ha, "%s: reset %s\n", __func__,
1084 (ret == FAILED) ? "failed" : "succeded");
1090 * qla2x00_loop_reset
1094 * ha = adapter block pointer.
1100 qla2x00_loop_reset(scsi_qla_host_t *vha)
1103 struct fc_port *fcport;
1104 struct qla_hw_data *ha = vha->hw;
1106 if (ha->flags.enable_lip_full_login && !IS_QLA81XX(ha)) {
1107 ret = qla2x00_full_login_lip(vha);
1108 if (ret != QLA_SUCCESS) {
1109 DEBUG2_3(printk("%s(%ld): failed: "
1110 "full_login_lip=%d.\n", __func__, vha->host_no,
1113 atomic_set(&vha->loop_state, LOOP_DOWN);
1114 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
1115 qla2x00_mark_all_devices_lost(vha, 0);
1116 qla2x00_wait_for_loop_ready(vha);
1119 if (ha->flags.enable_lip_reset) {
1120 ret = qla2x00_lip_reset(vha);
1121 if (ret != QLA_SUCCESS) {
1122 DEBUG2_3(printk("%s(%ld): failed: "
1123 "lip_reset=%d.\n", __func__, vha->host_no, ret));
1125 qla2x00_wait_for_loop_ready(vha);
1128 if (ha->flags.enable_target_reset) {
1129 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1130 if (fcport->port_type != FCT_TARGET)
1133 ret = ha->isp_ops->target_reset(fcport, 0, 0);
1134 if (ret != QLA_SUCCESS) {
1135 DEBUG2_3(printk("%s(%ld): bus_reset failed: "
1136 "target_reset=%d d_id=%x.\n", __func__,
1137 vha->host_no, ret, fcport->d_id.b24));
1141 /* Issue marker command only when we are going to start the I/O */
1142 vha->marker_needed = 1;
1148 qla2x00_abort_all_cmds(scsi_qla_host_t *vha, int res)
1151 unsigned long flags;
1153 struct srb_ctx *ctx;
1154 struct qla_hw_data *ha = vha->hw;
1155 struct req_que *req;
1157 spin_lock_irqsave(&ha->hardware_lock, flags);
1158 for (que = 0; que < ha->max_req_queues; que++) {
1159 req = ha->req_q_map[que];
1162 for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) {
1163 sp = req->outstanding_cmds[cnt];
1165 req->outstanding_cmds[cnt] = NULL;
1167 sp->cmd->result = res;
1168 qla2x00_sp_compl(ha, sp);
1171 del_timer_sync(&ctx->timer);
1177 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1181 qla2xxx_slave_alloc(struct scsi_device *sdev)
1183 struct fc_rport *rport = starget_to_rport(scsi_target(sdev));
1185 if (!rport || fc_remote_port_chkready(rport))
1188 sdev->hostdata = *(fc_port_t **)rport->dd_data;
1194 qla2xxx_slave_configure(struct scsi_device *sdev)
1196 scsi_qla_host_t *vha = shost_priv(sdev->host);
1197 struct qla_hw_data *ha = vha->hw;
1198 struct fc_rport *rport = starget_to_rport(sdev->sdev_target);
1199 fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1200 struct req_que *req = vha->req;
1202 if (sdev->tagged_supported)
1203 scsi_activate_tcq(sdev, req->max_q_depth);
1205 scsi_deactivate_tcq(sdev, req->max_q_depth);
1207 rport->dev_loss_tmo = ha->port_down_retry_count;
1208 if (sdev->type == TYPE_TAPE)
1209 fcport->flags |= FCF_TAPE_PRESENT;
1215 qla2xxx_slave_destroy(struct scsi_device *sdev)
1217 sdev->hostdata = NULL;
1221 qla2x00_change_queue_depth(struct scsi_device *sdev, int qdepth, int reason)
1223 if (reason != SCSI_QDEPTH_DEFAULT)
1226 scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), qdepth);
1227 return sdev->queue_depth;
1231 qla2x00_change_queue_type(struct scsi_device *sdev, int tag_type)
1233 if (sdev->tagged_supported) {
1234 scsi_set_tag_type(sdev, tag_type);
1236 scsi_activate_tcq(sdev, sdev->queue_depth);
1238 scsi_deactivate_tcq(sdev, sdev->queue_depth);
1246 * qla2x00_config_dma_addressing() - Configure OS DMA addressing method.
1249 * At exit, the @ha's flags.enable_64bit_addressing set to indicated
1250 * supported addressing method.
1253 qla2x00_config_dma_addressing(struct qla_hw_data *ha)
1255 /* Assume a 32bit DMA mask. */
1256 ha->flags.enable_64bit_addressing = 0;
1258 if (!dma_set_mask(&ha->pdev->dev, DMA_BIT_MASK(64))) {
1259 /* Any upper-dword bits set? */
1260 if (MSD(dma_get_required_mask(&ha->pdev->dev)) &&
1261 !pci_set_consistent_dma_mask(ha->pdev, DMA_BIT_MASK(64))) {
1262 /* Ok, a 64bit DMA mask is applicable. */
1263 ha->flags.enable_64bit_addressing = 1;
1264 ha->isp_ops->calc_req_entries = qla2x00_calc_iocbs_64;
1265 ha->isp_ops->build_iocbs = qla2x00_build_scsi_iocbs_64;
1270 dma_set_mask(&ha->pdev->dev, DMA_BIT_MASK(32));
1271 pci_set_consistent_dma_mask(ha->pdev, DMA_BIT_MASK(32));
1275 qla2x00_enable_intrs(struct qla_hw_data *ha)
1277 unsigned long flags = 0;
1278 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1280 spin_lock_irqsave(&ha->hardware_lock, flags);
1281 ha->interrupts_on = 1;
1282 /* enable risc and host interrupts */
1283 WRT_REG_WORD(®->ictrl, ICR_EN_INT | ICR_EN_RISC);
1284 RD_REG_WORD(®->ictrl);
1285 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1290 qla2x00_disable_intrs(struct qla_hw_data *ha)
1292 unsigned long flags = 0;
1293 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1295 spin_lock_irqsave(&ha->hardware_lock, flags);
1296 ha->interrupts_on = 0;
1297 /* disable risc and host interrupts */
1298 WRT_REG_WORD(®->ictrl, 0);
1299 RD_REG_WORD(®->ictrl);
1300 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1304 qla24xx_enable_intrs(struct qla_hw_data *ha)
1306 unsigned long flags = 0;
1307 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1309 spin_lock_irqsave(&ha->hardware_lock, flags);
1310 ha->interrupts_on = 1;
1311 WRT_REG_DWORD(®->ictrl, ICRX_EN_RISC_INT);
1312 RD_REG_DWORD(®->ictrl);
1313 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1317 qla24xx_disable_intrs(struct qla_hw_data *ha)
1319 unsigned long flags = 0;
1320 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1322 if (IS_NOPOLLING_TYPE(ha))
1324 spin_lock_irqsave(&ha->hardware_lock, flags);
1325 ha->interrupts_on = 0;
1326 WRT_REG_DWORD(®->ictrl, 0);
1327 RD_REG_DWORD(®->ictrl);
1328 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1331 static struct isp_operations qla2100_isp_ops = {
1332 .pci_config = qla2100_pci_config,
1333 .reset_chip = qla2x00_reset_chip,
1334 .chip_diag = qla2x00_chip_diag,
1335 .config_rings = qla2x00_config_rings,
1336 .reset_adapter = qla2x00_reset_adapter,
1337 .nvram_config = qla2x00_nvram_config,
1338 .update_fw_options = qla2x00_update_fw_options,
1339 .load_risc = qla2x00_load_risc,
1340 .pci_info_str = qla2x00_pci_info_str,
1341 .fw_version_str = qla2x00_fw_version_str,
1342 .intr_handler = qla2100_intr_handler,
1343 .enable_intrs = qla2x00_enable_intrs,
1344 .disable_intrs = qla2x00_disable_intrs,
1345 .abort_command = qla2x00_abort_command,
1346 .target_reset = qla2x00_abort_target,
1347 .lun_reset = qla2x00_lun_reset,
1348 .fabric_login = qla2x00_login_fabric,
1349 .fabric_logout = qla2x00_fabric_logout,
1350 .calc_req_entries = qla2x00_calc_iocbs_32,
1351 .build_iocbs = qla2x00_build_scsi_iocbs_32,
1352 .prep_ms_iocb = qla2x00_prep_ms_iocb,
1353 .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb,
1354 .read_nvram = qla2x00_read_nvram_data,
1355 .write_nvram = qla2x00_write_nvram_data,
1356 .fw_dump = qla2100_fw_dump,
1359 .beacon_blink = NULL,
1360 .read_optrom = qla2x00_read_optrom_data,
1361 .write_optrom = qla2x00_write_optrom_data,
1362 .get_flash_version = qla2x00_get_flash_version,
1363 .start_scsi = qla2x00_start_scsi,
1366 static struct isp_operations qla2300_isp_ops = {
1367 .pci_config = qla2300_pci_config,
1368 .reset_chip = qla2x00_reset_chip,
1369 .chip_diag = qla2x00_chip_diag,
1370 .config_rings = qla2x00_config_rings,
1371 .reset_adapter = qla2x00_reset_adapter,
1372 .nvram_config = qla2x00_nvram_config,
1373 .update_fw_options = qla2x00_update_fw_options,
1374 .load_risc = qla2x00_load_risc,
1375 .pci_info_str = qla2x00_pci_info_str,
1376 .fw_version_str = qla2x00_fw_version_str,
1377 .intr_handler = qla2300_intr_handler,
1378 .enable_intrs = qla2x00_enable_intrs,
1379 .disable_intrs = qla2x00_disable_intrs,
1380 .abort_command = qla2x00_abort_command,
1381 .target_reset = qla2x00_abort_target,
1382 .lun_reset = qla2x00_lun_reset,
1383 .fabric_login = qla2x00_login_fabric,
1384 .fabric_logout = qla2x00_fabric_logout,
1385 .calc_req_entries = qla2x00_calc_iocbs_32,
1386 .build_iocbs = qla2x00_build_scsi_iocbs_32,
1387 .prep_ms_iocb = qla2x00_prep_ms_iocb,
1388 .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb,
1389 .read_nvram = qla2x00_read_nvram_data,
1390 .write_nvram = qla2x00_write_nvram_data,
1391 .fw_dump = qla2300_fw_dump,
1392 .beacon_on = qla2x00_beacon_on,
1393 .beacon_off = qla2x00_beacon_off,
1394 .beacon_blink = qla2x00_beacon_blink,
1395 .read_optrom = qla2x00_read_optrom_data,
1396 .write_optrom = qla2x00_write_optrom_data,
1397 .get_flash_version = qla2x00_get_flash_version,
1398 .start_scsi = qla2x00_start_scsi,
1401 static struct isp_operations qla24xx_isp_ops = {
1402 .pci_config = qla24xx_pci_config,
1403 .reset_chip = qla24xx_reset_chip,
1404 .chip_diag = qla24xx_chip_diag,
1405 .config_rings = qla24xx_config_rings,
1406 .reset_adapter = qla24xx_reset_adapter,
1407 .nvram_config = qla24xx_nvram_config,
1408 .update_fw_options = qla24xx_update_fw_options,
1409 .load_risc = qla24xx_load_risc,
1410 .pci_info_str = qla24xx_pci_info_str,
1411 .fw_version_str = qla24xx_fw_version_str,
1412 .intr_handler = qla24xx_intr_handler,
1413 .enable_intrs = qla24xx_enable_intrs,
1414 .disable_intrs = qla24xx_disable_intrs,
1415 .abort_command = qla24xx_abort_command,
1416 .target_reset = qla24xx_abort_target,
1417 .lun_reset = qla24xx_lun_reset,
1418 .fabric_login = qla24xx_login_fabric,
1419 .fabric_logout = qla24xx_fabric_logout,
1420 .calc_req_entries = NULL,
1421 .build_iocbs = NULL,
1422 .prep_ms_iocb = qla24xx_prep_ms_iocb,
1423 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
1424 .read_nvram = qla24xx_read_nvram_data,
1425 .write_nvram = qla24xx_write_nvram_data,
1426 .fw_dump = qla24xx_fw_dump,
1427 .beacon_on = qla24xx_beacon_on,
1428 .beacon_off = qla24xx_beacon_off,
1429 .beacon_blink = qla24xx_beacon_blink,
1430 .read_optrom = qla24xx_read_optrom_data,
1431 .write_optrom = qla24xx_write_optrom_data,
1432 .get_flash_version = qla24xx_get_flash_version,
1433 .start_scsi = qla24xx_start_scsi,
1436 static struct isp_operations qla25xx_isp_ops = {
1437 .pci_config = qla25xx_pci_config,
1438 .reset_chip = qla24xx_reset_chip,
1439 .chip_diag = qla24xx_chip_diag,
1440 .config_rings = qla24xx_config_rings,
1441 .reset_adapter = qla24xx_reset_adapter,
1442 .nvram_config = qla24xx_nvram_config,
1443 .update_fw_options = qla24xx_update_fw_options,
1444 .load_risc = qla24xx_load_risc,
1445 .pci_info_str = qla24xx_pci_info_str,
1446 .fw_version_str = qla24xx_fw_version_str,
1447 .intr_handler = qla24xx_intr_handler,
1448 .enable_intrs = qla24xx_enable_intrs,
1449 .disable_intrs = qla24xx_disable_intrs,
1450 .abort_command = qla24xx_abort_command,
1451 .target_reset = qla24xx_abort_target,
1452 .lun_reset = qla24xx_lun_reset,
1453 .fabric_login = qla24xx_login_fabric,
1454 .fabric_logout = qla24xx_fabric_logout,
1455 .calc_req_entries = NULL,
1456 .build_iocbs = NULL,
1457 .prep_ms_iocb = qla24xx_prep_ms_iocb,
1458 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
1459 .read_nvram = qla25xx_read_nvram_data,
1460 .write_nvram = qla25xx_write_nvram_data,
1461 .fw_dump = qla25xx_fw_dump,
1462 .beacon_on = qla24xx_beacon_on,
1463 .beacon_off = qla24xx_beacon_off,
1464 .beacon_blink = qla24xx_beacon_blink,
1465 .read_optrom = qla25xx_read_optrom_data,
1466 .write_optrom = qla24xx_write_optrom_data,
1467 .get_flash_version = qla24xx_get_flash_version,
1468 .start_scsi = qla24xx_start_scsi,
1471 static struct isp_operations qla81xx_isp_ops = {
1472 .pci_config = qla25xx_pci_config,
1473 .reset_chip = qla24xx_reset_chip,
1474 .chip_diag = qla24xx_chip_diag,
1475 .config_rings = qla24xx_config_rings,
1476 .reset_adapter = qla24xx_reset_adapter,
1477 .nvram_config = qla81xx_nvram_config,
1478 .update_fw_options = qla81xx_update_fw_options,
1479 .load_risc = qla81xx_load_risc,
1480 .pci_info_str = qla24xx_pci_info_str,
1481 .fw_version_str = qla24xx_fw_version_str,
1482 .intr_handler = qla24xx_intr_handler,
1483 .enable_intrs = qla24xx_enable_intrs,
1484 .disable_intrs = qla24xx_disable_intrs,
1485 .abort_command = qla24xx_abort_command,
1486 .target_reset = qla24xx_abort_target,
1487 .lun_reset = qla24xx_lun_reset,
1488 .fabric_login = qla24xx_login_fabric,
1489 .fabric_logout = qla24xx_fabric_logout,
1490 .calc_req_entries = NULL,
1491 .build_iocbs = NULL,
1492 .prep_ms_iocb = qla24xx_prep_ms_iocb,
1493 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
1495 .write_nvram = NULL,
1496 .fw_dump = qla81xx_fw_dump,
1497 .beacon_on = qla24xx_beacon_on,
1498 .beacon_off = qla24xx_beacon_off,
1499 .beacon_blink = qla24xx_beacon_blink,
1500 .read_optrom = qla25xx_read_optrom_data,
1501 .write_optrom = qla24xx_write_optrom_data,
1502 .get_flash_version = qla24xx_get_flash_version,
1503 .start_scsi = qla24xx_start_scsi,
1507 qla2x00_set_isp_flags(struct qla_hw_data *ha)
1509 ha->device_type = DT_EXTENDED_IDS;
1510 switch (ha->pdev->device) {
1511 case PCI_DEVICE_ID_QLOGIC_ISP2100:
1512 ha->device_type |= DT_ISP2100;
1513 ha->device_type &= ~DT_EXTENDED_IDS;
1514 ha->fw_srisc_address = RISC_START_ADDRESS_2100;
1516 case PCI_DEVICE_ID_QLOGIC_ISP2200:
1517 ha->device_type |= DT_ISP2200;
1518 ha->device_type &= ~DT_EXTENDED_IDS;
1519 ha->fw_srisc_address = RISC_START_ADDRESS_2100;
1521 case PCI_DEVICE_ID_QLOGIC_ISP2300:
1522 ha->device_type |= DT_ISP2300;
1523 ha->device_type |= DT_ZIO_SUPPORTED;
1524 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1526 case PCI_DEVICE_ID_QLOGIC_ISP2312:
1527 ha->device_type |= DT_ISP2312;
1528 ha->device_type |= DT_ZIO_SUPPORTED;
1529 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1531 case PCI_DEVICE_ID_QLOGIC_ISP2322:
1532 ha->device_type |= DT_ISP2322;
1533 ha->device_type |= DT_ZIO_SUPPORTED;
1534 if (ha->pdev->subsystem_vendor == 0x1028 &&
1535 ha->pdev->subsystem_device == 0x0170)
1536 ha->device_type |= DT_OEM_001;
1537 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1539 case PCI_DEVICE_ID_QLOGIC_ISP6312:
1540 ha->device_type |= DT_ISP6312;
1541 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1543 case PCI_DEVICE_ID_QLOGIC_ISP6322:
1544 ha->device_type |= DT_ISP6322;
1545 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1547 case PCI_DEVICE_ID_QLOGIC_ISP2422:
1548 ha->device_type |= DT_ISP2422;
1549 ha->device_type |= DT_ZIO_SUPPORTED;
1550 ha->device_type |= DT_FWI2;
1551 ha->device_type |= DT_IIDMA;
1552 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1554 case PCI_DEVICE_ID_QLOGIC_ISP2432:
1555 ha->device_type |= DT_ISP2432;
1556 ha->device_type |= DT_ZIO_SUPPORTED;
1557 ha->device_type |= DT_FWI2;
1558 ha->device_type |= DT_IIDMA;
1559 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1561 case PCI_DEVICE_ID_QLOGIC_ISP8432:
1562 ha->device_type |= DT_ISP8432;
1563 ha->device_type |= DT_ZIO_SUPPORTED;
1564 ha->device_type |= DT_FWI2;
1565 ha->device_type |= DT_IIDMA;
1566 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1568 case PCI_DEVICE_ID_QLOGIC_ISP5422:
1569 ha->device_type |= DT_ISP5422;
1570 ha->device_type |= DT_FWI2;
1571 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1573 case PCI_DEVICE_ID_QLOGIC_ISP5432:
1574 ha->device_type |= DT_ISP5432;
1575 ha->device_type |= DT_FWI2;
1576 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1578 case PCI_DEVICE_ID_QLOGIC_ISP2532:
1579 ha->device_type |= DT_ISP2532;
1580 ha->device_type |= DT_ZIO_SUPPORTED;
1581 ha->device_type |= DT_FWI2;
1582 ha->device_type |= DT_IIDMA;
1583 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1585 case PCI_DEVICE_ID_QLOGIC_ISP8001:
1586 ha->device_type |= DT_ISP8001;
1587 ha->device_type |= DT_ZIO_SUPPORTED;
1588 ha->device_type |= DT_FWI2;
1589 ha->device_type |= DT_IIDMA;
1590 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1594 /* Get adapter physical port no from interrupt pin register. */
1595 pci_read_config_byte(ha->pdev, PCI_INTERRUPT_PIN, &ha->port_no);
1596 if (ha->port_no & 1)
1597 ha->flags.port0 = 1;
1599 ha->flags.port0 = 0;
1603 qla2x00_iospace_config(struct qla_hw_data *ha)
1605 resource_size_t pio;
1609 if (pci_request_selected_regions(ha->pdev, ha->bars,
1610 QLA2XXX_DRIVER_NAME)) {
1611 qla_printk(KERN_WARNING, ha,
1612 "Failed to reserve PIO/MMIO regions (%s)\n",
1613 pci_name(ha->pdev));
1615 goto iospace_error_exit;
1617 if (!(ha->bars & 1))
1620 /* We only need PIO for Flash operations on ISP2312 v2 chips. */
1621 pio = pci_resource_start(ha->pdev, 0);
1622 if (pci_resource_flags(ha->pdev, 0) & IORESOURCE_IO) {
1623 if (pci_resource_len(ha->pdev, 0) < MIN_IOBASE_LEN) {
1624 qla_printk(KERN_WARNING, ha,
1625 "Invalid PCI I/O region size (%s)...\n",
1626 pci_name(ha->pdev));
1630 qla_printk(KERN_WARNING, ha,
1631 "region #0 not a PIO resource (%s)...\n",
1632 pci_name(ha->pdev));
1635 ha->pio_address = pio;
1638 /* Use MMIO operations for all accesses. */
1639 if (!(pci_resource_flags(ha->pdev, 1) & IORESOURCE_MEM)) {
1640 qla_printk(KERN_ERR, ha,
1641 "region #1 not an MMIO resource (%s), aborting\n",
1642 pci_name(ha->pdev));
1643 goto iospace_error_exit;
1645 if (pci_resource_len(ha->pdev, 1) < MIN_IOBASE_LEN) {
1646 qla_printk(KERN_ERR, ha,
1647 "Invalid PCI mem region size (%s), aborting\n",
1648 pci_name(ha->pdev));
1649 goto iospace_error_exit;
1652 ha->iobase = ioremap(pci_resource_start(ha->pdev, 1), MIN_IOBASE_LEN);
1654 qla_printk(KERN_ERR, ha,
1655 "cannot remap MMIO (%s), aborting\n", pci_name(ha->pdev));
1657 goto iospace_error_exit;
1660 /* Determine queue resources */
1661 ha->max_req_queues = ha->max_rsp_queues = 1;
1662 if ((ql2xmaxqueues <= 1 || ql2xmultique_tag < 1) &&
1663 (!IS_QLA25XX(ha) && !IS_QLA81XX(ha)))
1665 ha->mqiobase = ioremap(pci_resource_start(ha->pdev, 3),
1666 pci_resource_len(ha->pdev, 3));
1668 /* Read MSIX vector size of the board */
1669 pci_read_config_word(ha->pdev, QLA_PCI_MSIX_CONTROL, &msix);
1670 ha->msix_count = msix;
1671 /* Max queues are bounded by available msix vectors */
1672 /* queue 0 uses two msix vectors */
1673 if (ql2xmultique_tag) {
1674 cpus = num_online_cpus();
1675 ha->max_rsp_queues = (ha->msix_count - 1 > cpus) ?
1676 (cpus + 1) : (ha->msix_count - 1);
1677 ha->max_req_queues = 2;
1678 } else if (ql2xmaxqueues > 1) {
1679 ha->max_req_queues = ql2xmaxqueues > QLA_MQ_SIZE ?
1680 QLA_MQ_SIZE : ql2xmaxqueues;
1681 DEBUG2(qla_printk(KERN_INFO, ha, "QoS mode set, max no"
1682 " of request queues:%d\n", ha->max_req_queues));
1684 qla_printk(KERN_INFO, ha,
1685 "MSI-X vector count: %d\n", msix);
1687 qla_printk(KERN_INFO, ha, "BAR 3 not enabled\n");
1690 ha->msix_count = ha->max_rsp_queues + 1;
1698 qla2xxx_scan_start(struct Scsi_Host *shost)
1700 scsi_qla_host_t *vha = shost_priv(shost);
1702 if (vha->hw->flags.running_gold_fw)
1705 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1706 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
1707 set_bit(RSCN_UPDATE, &vha->dpc_flags);
1708 set_bit(NPIV_CONFIG_NEEDED, &vha->dpc_flags);
1712 qla2xxx_scan_finished(struct Scsi_Host *shost, unsigned long time)
1714 scsi_qla_host_t *vha = shost_priv(shost);
1718 if (time > vha->hw->loop_reset_delay * HZ)
1721 return atomic_read(&vha->loop_state) == LOOP_READY;
1725 * PCI driver interface
1727 static int __devinit
1728 qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
1731 struct Scsi_Host *host;
1732 scsi_qla_host_t *base_vha = NULL;
1733 struct qla_hw_data *ha;
1736 struct scsi_host_template *sht;
1737 int bars, max_id, mem_only = 0;
1738 uint16_t req_length = 0, rsp_length = 0;
1739 struct req_que *req = NULL;
1740 struct rsp_que *rsp = NULL;
1742 bars = pci_select_bars(pdev, IORESOURCE_MEM | IORESOURCE_IO);
1743 sht = &qla2xxx_driver_template;
1744 if (pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2422 ||
1745 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2432 ||
1746 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8432 ||
1747 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5422 ||
1748 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5432 ||
1749 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2532 ||
1750 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8001) {
1751 bars = pci_select_bars(pdev, IORESOURCE_MEM);
1756 if (pci_enable_device_mem(pdev))
1759 if (pci_enable_device(pdev))
1763 /* This may fail but that's ok */
1764 pci_enable_pcie_error_reporting(pdev);
1766 ha = kzalloc(sizeof(struct qla_hw_data), GFP_KERNEL);
1768 DEBUG(printk("Unable to allocate memory for ha\n"));
1773 /* Clear our data area */
1775 ha->mem_only = mem_only;
1776 spin_lock_init(&ha->hardware_lock);
1778 /* Set ISP-type information. */
1779 qla2x00_set_isp_flags(ha);
1780 /* Configure PCI I/O space */
1781 ret = qla2x00_iospace_config(ha);
1783 goto probe_hw_failed;
1785 qla_printk(KERN_INFO, ha,
1786 "Found an ISP%04X, irq %d, iobase 0x%p\n", pdev->device, pdev->irq,
1789 ha->prev_topology = 0;
1790 ha->init_cb_size = sizeof(init_cb_t);
1791 ha->link_data_rate = PORT_SPEED_UNKNOWN;
1792 ha->optrom_size = OPTROM_SIZE_2300;
1794 /* Assign ISP specific operations. */
1795 max_id = MAX_TARGETS_2200;
1796 if (IS_QLA2100(ha)) {
1797 max_id = MAX_TARGETS_2100;
1798 ha->mbx_count = MAILBOX_REGISTER_COUNT_2100;
1799 req_length = REQUEST_ENTRY_CNT_2100;
1800 rsp_length = RESPONSE_ENTRY_CNT_2100;
1801 ha->max_loop_id = SNS_LAST_LOOP_ID_2100;
1802 ha->gid_list_info_size = 4;
1803 ha->flash_conf_off = ~0;
1804 ha->flash_data_off = ~0;
1805 ha->nvram_conf_off = ~0;
1806 ha->nvram_data_off = ~0;
1807 ha->isp_ops = &qla2100_isp_ops;
1808 } else if (IS_QLA2200(ha)) {
1809 ha->mbx_count = MAILBOX_REGISTER_COUNT;
1810 req_length = REQUEST_ENTRY_CNT_2200;
1811 rsp_length = RESPONSE_ENTRY_CNT_2100;
1812 ha->max_loop_id = SNS_LAST_LOOP_ID_2100;
1813 ha->gid_list_info_size = 4;
1814 ha->flash_conf_off = ~0;
1815 ha->flash_data_off = ~0;
1816 ha->nvram_conf_off = ~0;
1817 ha->nvram_data_off = ~0;
1818 ha->isp_ops = &qla2100_isp_ops;
1819 } else if (IS_QLA23XX(ha)) {
1820 ha->mbx_count = MAILBOX_REGISTER_COUNT;
1821 req_length = REQUEST_ENTRY_CNT_2200;
1822 rsp_length = RESPONSE_ENTRY_CNT_2300;
1823 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
1824 ha->gid_list_info_size = 6;
1825 if (IS_QLA2322(ha) || IS_QLA6322(ha))
1826 ha->optrom_size = OPTROM_SIZE_2322;
1827 ha->flash_conf_off = ~0;
1828 ha->flash_data_off = ~0;
1829 ha->nvram_conf_off = ~0;
1830 ha->nvram_data_off = ~0;
1831 ha->isp_ops = &qla2300_isp_ops;
1832 } else if (IS_QLA24XX_TYPE(ha)) {
1833 ha->mbx_count = MAILBOX_REGISTER_COUNT;
1834 req_length = REQUEST_ENTRY_CNT_24XX;
1835 rsp_length = RESPONSE_ENTRY_CNT_2300;
1836 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
1837 ha->init_cb_size = sizeof(struct mid_init_cb_24xx);
1838 ha->gid_list_info_size = 8;
1839 ha->optrom_size = OPTROM_SIZE_24XX;
1840 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA24XX;
1841 ha->isp_ops = &qla24xx_isp_ops;
1842 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF;
1843 ha->flash_data_off = FARX_ACCESS_FLASH_DATA;
1844 ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF;
1845 ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA;
1846 } else if (IS_QLA25XX(ha)) {
1847 ha->mbx_count = MAILBOX_REGISTER_COUNT;
1848 req_length = REQUEST_ENTRY_CNT_24XX;
1849 rsp_length = RESPONSE_ENTRY_CNT_2300;
1850 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
1851 ha->init_cb_size = sizeof(struct mid_init_cb_24xx);
1852 ha->gid_list_info_size = 8;
1853 ha->optrom_size = OPTROM_SIZE_25XX;
1854 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX;
1855 ha->isp_ops = &qla25xx_isp_ops;
1856 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF;
1857 ha->flash_data_off = FARX_ACCESS_FLASH_DATA;
1858 ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF;
1859 ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA;
1860 } else if (IS_QLA81XX(ha)) {
1861 ha->mbx_count = MAILBOX_REGISTER_COUNT;
1862 req_length = REQUEST_ENTRY_CNT_24XX;
1863 rsp_length = RESPONSE_ENTRY_CNT_2300;
1864 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
1865 ha->init_cb_size = sizeof(struct mid_init_cb_81xx);
1866 ha->gid_list_info_size = 8;
1867 ha->optrom_size = OPTROM_SIZE_81XX;
1868 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX;
1869 ha->isp_ops = &qla81xx_isp_ops;
1870 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF_81XX;
1871 ha->flash_data_off = FARX_ACCESS_FLASH_DATA_81XX;
1872 ha->nvram_conf_off = ~0;
1873 ha->nvram_data_off = ~0;
1876 mutex_init(&ha->vport_lock);
1877 init_completion(&ha->mbx_cmd_comp);
1878 complete(&ha->mbx_cmd_comp);
1879 init_completion(&ha->mbx_intr_comp);
1881 set_bit(0, (unsigned long *) ha->vp_idx_map);
1883 qla2x00_config_dma_addressing(ha);
1884 ret = qla2x00_mem_alloc(ha, req_length, rsp_length, &req, &rsp);
1886 qla_printk(KERN_WARNING, ha,
1887 "[ERROR] Failed to allocate memory for adapter\n");
1889 goto probe_hw_failed;
1892 req->max_q_depth = MAX_Q_DEPTH;
1893 if (ql2xmaxqdepth != 0 && ql2xmaxqdepth <= 0xffffU)
1894 req->max_q_depth = ql2xmaxqdepth;
1897 base_vha = qla2x00_create_host(sht, ha);
1899 qla_printk(KERN_WARNING, ha,
1900 "[ERROR] Failed to allocate memory for scsi_host\n");
1903 qla2x00_mem_free(ha);
1904 qla2x00_free_req_que(ha, req);
1905 qla2x00_free_rsp_que(ha, rsp);
1906 goto probe_hw_failed;
1909 pci_set_drvdata(pdev, base_vha);
1911 host = base_vha->host;
1912 base_vha->req = req;
1913 host->can_queue = req->length + 128;
1914 if (IS_QLA2XXX_MIDTYPE(ha))
1915 base_vha->mgmt_svr_loop_id = 10 + base_vha->vp_idx;
1917 base_vha->mgmt_svr_loop_id = MANAGEMENT_SERVER +
1920 host->sg_tablesize = 32;
1921 host->max_id = max_id;
1922 host->this_id = 255;
1923 host->cmd_per_lun = 3;
1924 host->unique_id = host->host_no;
1925 host->max_cmd_len = MAX_CMDSZ;
1926 host->max_channel = MAX_BUSES - 1;
1927 host->max_lun = MAX_LUNS;
1928 host->transportt = qla2xxx_transport_template;
1930 /* Set up the irqs */
1931 ret = qla2x00_request_irqs(ha, rsp);
1933 goto probe_init_failed;
1934 /* Alloc arrays of request and response ring ptrs */
1936 if (!qla2x00_alloc_queues(ha)) {
1937 qla_printk(KERN_WARNING, ha,
1938 "[ERROR] Failed to allocate memory for queue"
1940 goto probe_init_failed;
1942 ha->rsp_q_map[0] = rsp;
1943 ha->req_q_map[0] = req;
1946 set_bit(0, ha->req_qid_map);
1947 set_bit(0, ha->rsp_qid_map);
1948 /* FWI2-capable only. */
1949 req->req_q_in = &ha->iobase->isp24.req_q_in;
1950 req->req_q_out = &ha->iobase->isp24.req_q_out;
1951 rsp->rsp_q_in = &ha->iobase->isp24.rsp_q_in;
1952 rsp->rsp_q_out = &ha->iobase->isp24.rsp_q_out;
1954 req->req_q_in = &ha->mqiobase->isp25mq.req_q_in;
1955 req->req_q_out = &ha->mqiobase->isp25mq.req_q_out;
1956 rsp->rsp_q_in = &ha->mqiobase->isp25mq.rsp_q_in;
1957 rsp->rsp_q_out = &ha->mqiobase->isp25mq.rsp_q_out;
1960 if (qla2x00_initialize_adapter(base_vha)) {
1961 qla_printk(KERN_WARNING, ha,
1962 "Failed to initialize adapter\n");
1964 DEBUG2(printk("scsi(%ld): Failed to initialize adapter - "
1965 "Adapter flags %x.\n",
1966 base_vha->host_no, base_vha->device_flags));
1973 if (qla25xx_setup_mode(base_vha)) {
1974 qla_printk(KERN_WARNING, ha,
1975 "Can't create queues, falling back to single"
1981 if (ha->flags.running_gold_fw)
1985 * Startup the kernel thread for this host adapter
1987 ha->dpc_thread = kthread_create(qla2x00_do_dpc, ha,
1988 "%s_dpc", base_vha->host_str);
1989 if (IS_ERR(ha->dpc_thread)) {
1990 qla_printk(KERN_WARNING, ha,
1991 "Unable to start DPC thread!\n");
1992 ret = PTR_ERR(ha->dpc_thread);
1997 list_add_tail(&base_vha->list, &ha->vp_list);
1998 base_vha->host->irq = ha->pdev->irq;
2000 /* Initialized the timer */
2001 qla2x00_start_timer(base_vha, qla2x00_timer, WATCH_INTERVAL);
2003 DEBUG2(printk("DEBUG: detect hba %ld at address = %p\n",
2004 base_vha->host_no, ha));
2006 base_vha->flags.init_done = 1;
2007 base_vha->flags.online = 1;
2009 ret = scsi_add_host(host, &pdev->dev);
2013 ha->isp_ops->enable_intrs(ha);
2015 scsi_scan_host(host);
2017 qla2x00_alloc_sysfs_attr(base_vha);
2019 qla2x00_init_host_attr(base_vha);
2021 qla2x00_dfs_setup(base_vha);
2023 qla_printk(KERN_INFO, ha, "\n"
2024 " QLogic Fibre Channel HBA Driver: %s\n"
2026 " ISP%04X: %s @ %s hdma%c, host#=%ld, fw=%s\n",
2027 qla2x00_version_str, ha->model_number,
2028 ha->model_desc ? ha->model_desc : "", pdev->device,
2029 ha->isp_ops->pci_info_str(base_vha, pci_info), pci_name(pdev),
2030 ha->flags.enable_64bit_addressing ? '+' : '-', base_vha->host_no,
2031 ha->isp_ops->fw_version_str(base_vha, fw_str));
2036 qla2x00_free_req_que(ha, req);
2037 qla2x00_free_rsp_que(ha, rsp);
2038 ha->max_req_queues = ha->max_rsp_queues = 0;
2041 if (base_vha->timer_active)
2042 qla2x00_stop_timer(base_vha);
2043 base_vha->flags.online = 0;
2044 if (ha->dpc_thread) {
2045 struct task_struct *t = ha->dpc_thread;
2047 ha->dpc_thread = NULL;
2051 qla2x00_free_device(base_vha);
2053 scsi_host_put(base_vha->host);
2057 iounmap(ha->iobase);
2059 pci_release_selected_regions(ha->pdev, ha->bars);
2064 pci_disable_device(pdev);
2069 qla2x00_remove_one(struct pci_dev *pdev)
2071 scsi_qla_host_t *base_vha, *vha, *temp;
2072 struct qla_hw_data *ha;
2074 base_vha = pci_get_drvdata(pdev);
2077 list_for_each_entry_safe(vha, temp, &ha->vp_list, list) {
2078 if (vha && vha->fc_vport)
2079 fc_vport_terminate(vha->fc_vport);
2082 set_bit(UNLOADING, &base_vha->dpc_flags);
2084 qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16);
2086 qla2x00_dfs_remove(base_vha);
2088 qla84xx_put_chip(base_vha);
2091 if (base_vha->timer_active)
2092 qla2x00_stop_timer(base_vha);
2094 base_vha->flags.online = 0;
2096 /* Flush the work queue and remove it */
2098 flush_workqueue(ha->wq);
2099 destroy_workqueue(ha->wq);
2103 /* Kill the kernel thread for this host */
2104 if (ha->dpc_thread) {
2105 struct task_struct *t = ha->dpc_thread;
2108 * qla2xxx_wake_dpc checks for ->dpc_thread
2109 * so we need to zero it out.
2111 ha->dpc_thread = NULL;
2115 qla2x00_free_sysfs_attr(base_vha);
2117 fc_remove_host(base_vha->host);
2119 scsi_remove_host(base_vha->host);
2121 qla2x00_free_device(base_vha);
2123 scsi_host_put(base_vha->host);
2126 iounmap(ha->iobase);
2129 iounmap(ha->mqiobase);
2131 pci_release_selected_regions(ha->pdev, ha->bars);
2135 pci_disable_device(pdev);
2136 pci_set_drvdata(pdev, NULL);
2140 qla2x00_free_device(scsi_qla_host_t *vha)
2142 struct qla_hw_data *ha = vha->hw;
2144 qla25xx_delete_queues(vha);
2146 if (ha->flags.fce_enabled)
2147 qla2x00_disable_fce_trace(vha, NULL, NULL);
2150 qla2x00_disable_eft_trace(vha);
2152 /* Stop currently executing firmware. */
2153 qla2x00_try_to_stop_firmware(vha);
2155 /* turn-off interrupts on the card */
2156 if (ha->interrupts_on)
2157 ha->isp_ops->disable_intrs(ha);
2159 qla2x00_free_irqs(vha);
2161 qla2x00_mem_free(ha);
2163 qla2x00_free_queues(ha);
2167 qla2x00_schedule_rport_del(struct scsi_qla_host *vha, fc_port_t *fcport,
2170 struct fc_rport *rport;
2171 scsi_qla_host_t *base_vha;
2176 rport = fcport->rport;
2178 base_vha = pci_get_drvdata(vha->hw->pdev);
2179 spin_lock_irq(vha->host->host_lock);
2180 fcport->drport = rport;
2181 spin_unlock_irq(vha->host->host_lock);
2182 set_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags);
2183 qla2xxx_wake_dpc(base_vha);
2185 fc_remote_port_delete(rport);
2189 * qla2x00_mark_device_lost Updates fcport state when device goes offline.
2191 * Input: ha = adapter block pointer. fcport = port structure pointer.
2197 void qla2x00_mark_device_lost(scsi_qla_host_t *vha, fc_port_t *fcport,
2198 int do_login, int defer)
2200 if (atomic_read(&fcport->state) == FCS_ONLINE &&
2201 vha->vp_idx == fcport->vp_idx) {
2202 atomic_set(&fcport->state, FCS_DEVICE_LOST);
2203 qla2x00_schedule_rport_del(vha, fcport, defer);
2206 * We may need to retry the login, so don't change the state of the
2207 * port but do the retries.
2209 if (atomic_read(&fcport->state) != FCS_DEVICE_DEAD)
2210 atomic_set(&fcport->state, FCS_DEVICE_LOST);
2215 if (fcport->login_retry == 0) {
2216 fcport->login_retry = vha->hw->login_retry_count;
2217 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
2219 DEBUG(printk("scsi(%ld): Port login retry: "
2220 "%02x%02x%02x%02x%02x%02x%02x%02x, "
2221 "id = 0x%04x retry cnt=%d\n",
2223 fcport->port_name[0],
2224 fcport->port_name[1],
2225 fcport->port_name[2],
2226 fcport->port_name[3],
2227 fcport->port_name[4],
2228 fcport->port_name[5],
2229 fcport->port_name[6],
2230 fcport->port_name[7],
2232 fcport->login_retry));
2237 * qla2x00_mark_all_devices_lost
2238 * Updates fcport state when device goes offline.
2241 * ha = adapter block pointer.
2242 * fcport = port structure pointer.
2250 qla2x00_mark_all_devices_lost(scsi_qla_host_t *vha, int defer)
2254 list_for_each_entry(fcport, &vha->vp_fcports, list) {
2255 if (vha->vp_idx != 0 && vha->vp_idx != fcport->vp_idx)
2259 * No point in marking the device as lost, if the device is
2262 if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD)
2264 if (atomic_read(&fcport->state) == FCS_ONLINE) {
2266 qla2x00_schedule_rport_del(vha, fcport, defer);
2267 else if (vha->vp_idx == fcport->vp_idx)
2268 qla2x00_schedule_rport_del(vha, fcport, defer);
2270 atomic_set(&fcport->state, FCS_DEVICE_LOST);
2276 * Allocates adapter memory.
2283 qla2x00_mem_alloc(struct qla_hw_data *ha, uint16_t req_len, uint16_t rsp_len,
2284 struct req_que **req, struct rsp_que **rsp)
2288 ha->init_cb = dma_alloc_coherent(&ha->pdev->dev, ha->init_cb_size,
2289 &ha->init_cb_dma, GFP_KERNEL);
2293 ha->gid_list = dma_alloc_coherent(&ha->pdev->dev, GID_LIST_SIZE,
2294 &ha->gid_list_dma, GFP_KERNEL);
2296 goto fail_free_init_cb;
2298 ha->srb_mempool = mempool_create_slab_pool(SRB_MIN_REQ, srb_cachep);
2299 if (!ha->srb_mempool)
2300 goto fail_free_gid_list;
2302 /* Get memory for cached NVRAM */
2303 ha->nvram = kzalloc(MAX_NVRAM_SIZE, GFP_KERNEL);
2305 goto fail_free_srb_mempool;
2307 snprintf(name, sizeof(name), "%s_%d", QLA2XXX_DRIVER_NAME,
2309 ha->s_dma_pool = dma_pool_create(name, &ha->pdev->dev,
2310 DMA_POOL_SIZE, 8, 0);
2311 if (!ha->s_dma_pool)
2312 goto fail_free_nvram;
2314 /* Allocate memory for SNS commands */
2315 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
2316 /* Get consistent memory allocated for SNS commands */
2317 ha->sns_cmd = dma_alloc_coherent(&ha->pdev->dev,
2318 sizeof(struct sns_cmd_pkt), &ha->sns_cmd_dma, GFP_KERNEL);
2322 /* Get consistent memory allocated for MS IOCB */
2323 ha->ms_iocb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
2327 /* Get consistent memory allocated for CT SNS commands */
2328 ha->ct_sns = dma_alloc_coherent(&ha->pdev->dev,
2329 sizeof(struct ct_sns_pkt), &ha->ct_sns_dma, GFP_KERNEL);
2331 goto fail_free_ms_iocb;
2334 /* Allocate memory for request ring */
2335 *req = kzalloc(sizeof(struct req_que), GFP_KERNEL);
2337 DEBUG(printk("Unable to allocate memory for req\n"));
2340 (*req)->length = req_len;
2341 (*req)->ring = dma_alloc_coherent(&ha->pdev->dev,
2342 ((*req)->length + 1) * sizeof(request_t),
2343 &(*req)->dma, GFP_KERNEL);
2344 if (!(*req)->ring) {
2345 DEBUG(printk("Unable to allocate memory for req_ring\n"));
2348 /* Allocate memory for response ring */
2349 *rsp = kzalloc(sizeof(struct rsp_que), GFP_KERNEL);
2351 qla_printk(KERN_WARNING, ha,
2352 "Unable to allocate memory for rsp\n");
2356 (*rsp)->length = rsp_len;
2357 (*rsp)->ring = dma_alloc_coherent(&ha->pdev->dev,
2358 ((*rsp)->length + 1) * sizeof(response_t),
2359 &(*rsp)->dma, GFP_KERNEL);
2360 if (!(*rsp)->ring) {
2361 qla_printk(KERN_WARNING, ha,
2362 "Unable to allocate memory for rsp_ring\n");
2367 /* Allocate memory for NVRAM data for vports */
2368 if (ha->nvram_npiv_size) {
2369 ha->npiv_info = kzalloc(sizeof(struct qla_npiv_entry) *
2370 ha->nvram_npiv_size, GFP_KERNEL);
2371 if (!ha->npiv_info) {
2372 qla_printk(KERN_WARNING, ha,
2373 "Unable to allocate memory for npiv info\n");
2374 goto fail_npiv_info;
2377 ha->npiv_info = NULL;
2379 /* Get consistent memory allocated for EX-INIT-CB. */
2380 if (IS_QLA81XX(ha)) {
2381 ha->ex_init_cb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
2382 &ha->ex_init_cb_dma);
2383 if (!ha->ex_init_cb)
2384 goto fail_ex_init_cb;
2387 INIT_LIST_HEAD(&ha->vp_list);
2391 kfree(ha->npiv_info);
2393 dma_free_coherent(&ha->pdev->dev, ((*rsp)->length + 1) *
2394 sizeof(response_t), (*rsp)->ring, (*rsp)->dma);
2395 (*rsp)->ring = NULL;
2400 dma_free_coherent(&ha->pdev->dev, ((*req)->length + 1) *
2401 sizeof(request_t), (*req)->ring, (*req)->dma);
2402 (*req)->ring = NULL;
2407 dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt),
2408 ha->ct_sns, ha->ct_sns_dma);
2412 dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma);
2414 ha->ms_iocb_dma = 0;
2416 dma_pool_destroy(ha->s_dma_pool);
2417 ha->s_dma_pool = NULL;
2421 fail_free_srb_mempool:
2422 mempool_destroy(ha->srb_mempool);
2423 ha->srb_mempool = NULL;
2425 dma_free_coherent(&ha->pdev->dev, GID_LIST_SIZE, ha->gid_list,
2427 ha->gid_list = NULL;
2428 ha->gid_list_dma = 0;
2430 dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, ha->init_cb,
2433 ha->init_cb_dma = 0;
2435 DEBUG(printk("%s: Memory allocation failure\n", __func__));
2441 * Frees all adapter allocated memory.
2444 * ha = adapter block pointer.
2447 qla2x00_mem_free(struct qla_hw_data *ha)
2449 if (ha->srb_mempool)
2450 mempool_destroy(ha->srb_mempool);
2453 dma_free_coherent(&ha->pdev->dev, FCE_SIZE, ha->fce,
2458 dma_free_coherent(&ha->pdev->dev,
2459 ntohl(ha->fw_dump->eft_size), ha->eft, ha->eft_dma);
2464 dma_free_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE,
2465 ha->dcbx_tlv, ha->dcbx_tlv_dma);
2468 dma_free_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE,
2469 ha->xgmac_data, ha->xgmac_data_dma);
2472 dma_free_coherent(&ha->pdev->dev, sizeof(struct sns_cmd_pkt),
2473 ha->sns_cmd, ha->sns_cmd_dma);
2476 dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt),
2477 ha->ct_sns, ha->ct_sns_dma);
2480 dma_pool_free(ha->s_dma_pool, ha->sfp_data, ha->sfp_data_dma);
2483 dma_pool_free(ha->s_dma_pool, ha->edc_data, ha->edc_data_dma);
2486 dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma);
2489 dma_pool_free(ha->s_dma_pool, ha->ex_init_cb, ha->ex_init_cb_dma);
2492 dma_pool_destroy(ha->s_dma_pool);
2495 dma_free_coherent(&ha->pdev->dev, GID_LIST_SIZE, ha->gid_list,
2499 dma_free_coherent(&ha->pdev->dev, ha->init_cb_size,
2500 ha->init_cb, ha->init_cb_dma);
2501 vfree(ha->optrom_buffer);
2503 kfree(ha->npiv_info);
2505 ha->srb_mempool = NULL;
2509 ha->sns_cmd_dma = 0;
2513 ha->ms_iocb_dma = 0;
2515 ha->init_cb_dma = 0;
2516 ha->ex_init_cb = NULL;
2517 ha->ex_init_cb_dma = 0;
2519 ha->s_dma_pool = NULL;
2521 ha->gid_list = NULL;
2522 ha->gid_list_dma = 0;
2526 ha->fw_dump_reading = 0;
2529 struct scsi_qla_host *qla2x00_create_host(struct scsi_host_template *sht,
2530 struct qla_hw_data *ha)
2532 struct Scsi_Host *host;
2533 struct scsi_qla_host *vha = NULL;
2535 host = scsi_host_alloc(sht, sizeof(scsi_qla_host_t));
2538 "qla2xxx: Couldn't allocate host from scsi layer!\n");
2542 /* Clear our data area */
2543 vha = shost_priv(host);
2544 memset(vha, 0, sizeof(scsi_qla_host_t));
2547 vha->host_no = host->host_no;
2550 INIT_LIST_HEAD(&vha->vp_fcports);
2551 INIT_LIST_HEAD(&vha->work_list);
2552 INIT_LIST_HEAD(&vha->list);
2554 spin_lock_init(&vha->work_lock);
2556 sprintf(vha->host_str, "%s_%ld", QLA2XXX_DRIVER_NAME, vha->host_no);
2563 static struct qla_work_evt *
2564 qla2x00_alloc_work(struct scsi_qla_host *vha, enum qla_work_type type)
2566 struct qla_work_evt *e;
2568 e = kzalloc(sizeof(struct qla_work_evt), GFP_ATOMIC);
2572 INIT_LIST_HEAD(&e->list);
2574 e->flags = QLA_EVT_FLAG_FREE;
2579 qla2x00_post_work(struct scsi_qla_host *vha, struct qla_work_evt *e)
2581 unsigned long flags;
2583 spin_lock_irqsave(&vha->work_lock, flags);
2584 list_add_tail(&e->list, &vha->work_list);
2585 spin_unlock_irqrestore(&vha->work_lock, flags);
2586 qla2xxx_wake_dpc(vha);
2592 qla2x00_post_aen_work(struct scsi_qla_host *vha, enum fc_host_event_code code,
2595 struct qla_work_evt *e;
2597 e = qla2x00_alloc_work(vha, QLA_EVT_AEN);
2599 return QLA_FUNCTION_FAILED;
2601 e->u.aen.code = code;
2602 e->u.aen.data = data;
2603 return qla2x00_post_work(vha, e);
2607 qla2x00_post_idc_ack_work(struct scsi_qla_host *vha, uint16_t *mb)
2609 struct qla_work_evt *e;
2611 e = qla2x00_alloc_work(vha, QLA_EVT_IDC_ACK);
2613 return QLA_FUNCTION_FAILED;
2615 memcpy(e->u.idc_ack.mb, mb, QLA_IDC_ACK_REGS * sizeof(uint16_t));
2616 return qla2x00_post_work(vha, e);
2619 #define qla2x00_post_async_work(name, type) \
2620 int qla2x00_post_async_##name##_work( \
2621 struct scsi_qla_host *vha, \
2622 fc_port_t *fcport, uint16_t *data) \
2624 struct qla_work_evt *e; \
2626 e = qla2x00_alloc_work(vha, type); \
2628 return QLA_FUNCTION_FAILED; \
2630 e->u.logio.fcport = fcport; \
2632 e->u.logio.data[0] = data[0]; \
2633 e->u.logio.data[1] = data[1]; \
2635 return qla2x00_post_work(vha, e); \
2638 qla2x00_post_async_work(login, QLA_EVT_ASYNC_LOGIN);
2639 qla2x00_post_async_work(login_done, QLA_EVT_ASYNC_LOGIN_DONE);
2640 qla2x00_post_async_work(logout, QLA_EVT_ASYNC_LOGOUT);
2641 qla2x00_post_async_work(logout_done, QLA_EVT_ASYNC_LOGOUT_DONE);
2644 qla2x00_post_uevent_work(struct scsi_qla_host *vha, u32 code)
2646 struct qla_work_evt *e;
2648 e = qla2x00_alloc_work(vha, QLA_EVT_UEVENT);
2650 return QLA_FUNCTION_FAILED;
2652 e->u.uevent.code = code;
2653 return qla2x00_post_work(vha, e);
2657 qla2x00_uevent_emit(struct scsi_qla_host *vha, u32 code)
2659 char event_string[40];
2660 char *envp[] = { event_string, NULL };
2663 case QLA_UEVENT_CODE_FW_DUMP:
2664 snprintf(event_string, sizeof(event_string), "FW_DUMP=%ld",
2671 kobject_uevent_env(&vha->hw->pdev->dev.kobj, KOBJ_CHANGE, envp);
2675 qla2x00_do_work(struct scsi_qla_host *vha)
2677 struct qla_work_evt *e, *tmp;
2678 unsigned long flags;
2681 spin_lock_irqsave(&vha->work_lock, flags);
2682 list_splice_init(&vha->work_list, &work);
2683 spin_unlock_irqrestore(&vha->work_lock, flags);
2685 list_for_each_entry_safe(e, tmp, &work, list) {
2686 list_del_init(&e->list);
2690 fc_host_post_event(vha->host, fc_get_event_number(),
2691 e->u.aen.code, e->u.aen.data);
2693 case QLA_EVT_IDC_ACK:
2694 qla81xx_idc_ack(vha, e->u.idc_ack.mb);
2696 case QLA_EVT_ASYNC_LOGIN:
2697 qla2x00_async_login(vha, e->u.logio.fcport,
2700 case QLA_EVT_ASYNC_LOGIN_DONE:
2701 qla2x00_async_login_done(vha, e->u.logio.fcport,
2704 case QLA_EVT_ASYNC_LOGOUT:
2705 qla2x00_async_logout(vha, e->u.logio.fcport);
2707 case QLA_EVT_ASYNC_LOGOUT_DONE:
2708 qla2x00_async_logout_done(vha, e->u.logio.fcport,
2711 case QLA_EVT_UEVENT:
2712 qla2x00_uevent_emit(vha, e->u.uevent.code);
2715 if (e->flags & QLA_EVT_FLAG_FREE)
2720 /* Relogins all the fcports of a vport
2721 * Context: dpc thread
2723 void qla2x00_relogin(struct scsi_qla_host *vha)
2727 uint16_t next_loopid = 0;
2728 struct qla_hw_data *ha = vha->hw;
2731 list_for_each_entry(fcport, &vha->vp_fcports, list) {
2733 * If the port is not ONLINE then try to login
2734 * to it if we haven't run out of retries.
2736 if (atomic_read(&fcport->state) !=
2737 FCS_ONLINE && fcport->login_retry) {
2739 fcport->login_retry--;
2740 if (fcport->flags & FCF_FABRIC_DEVICE) {
2741 if (fcport->flags & FCF_TAPE_PRESENT)
2742 ha->isp_ops->fabric_logout(vha,
2744 fcport->d_id.b.domain,
2745 fcport->d_id.b.area,
2746 fcport->d_id.b.al_pa);
2748 if (IS_ALOGIO_CAPABLE(ha)) {
2750 data[1] = QLA_LOGIO_LOGIN_RETRIED;
2751 status = qla2x00_post_async_login_work(
2753 if (status == QLA_SUCCESS)
2755 /* Attempt a retry. */
2758 status = qla2x00_fabric_login(vha,
2759 fcport, &next_loopid);
2761 status = qla2x00_local_device_login(vha,
2764 if (status == QLA_SUCCESS) {
2765 fcport->old_loop_id = fcport->loop_id;
2767 DEBUG(printk("scsi(%ld): port login OK: logged "
2768 "in ID 0x%x\n", vha->host_no, fcport->loop_id));
2770 qla2x00_update_fcport(vha, fcport);
2772 } else if (status == 1) {
2773 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
2774 /* retry the login again */
2775 DEBUG(printk("scsi(%ld): Retrying"
2776 " %d login again loop_id 0x%x\n",
2777 vha->host_no, fcport->login_retry,
2780 fcport->login_retry = 0;
2783 if (fcport->login_retry == 0 && status != QLA_SUCCESS)
2784 fcport->loop_id = FC_NO_LOOP_ID;
2786 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
2791 /**************************************************************************
2793 * This kernel thread is a task that is schedule by the interrupt handler
2794 * to perform the background processing for interrupts.
2797 * This task always run in the context of a kernel thread. It
2798 * is kick-off by the driver's detect code and starts up
2799 * up one per adapter. It immediately goes to sleep and waits for
2800 * some fibre event. When either the interrupt handler or
2801 * the timer routine detects a event it will one of the task
2802 * bits then wake us up.
2803 **************************************************************************/
2805 qla2x00_do_dpc(void *data)
2808 scsi_qla_host_t *base_vha;
2809 struct qla_hw_data *ha;
2811 ha = (struct qla_hw_data *)data;
2812 base_vha = pci_get_drvdata(ha->pdev);
2814 set_user_nice(current, -20);
2816 while (!kthread_should_stop()) {
2817 DEBUG3(printk("qla2x00: DPC handler sleeping\n"));
2819 set_current_state(TASK_INTERRUPTIBLE);
2821 __set_current_state(TASK_RUNNING);
2823 DEBUG3(printk("qla2x00: DPC handler waking up\n"));
2825 /* Initialization not yet finished. Don't do anything yet. */
2826 if (!base_vha->flags.init_done)
2829 DEBUG3(printk("scsi(%ld): DPC handler\n", base_vha->host_no));
2833 if (ha->flags.mbox_busy) {
2838 qla2x00_do_work(base_vha);
2840 if (test_and_clear_bit(ISP_ABORT_NEEDED,
2841 &base_vha->dpc_flags)) {
2843 DEBUG(printk("scsi(%ld): dpc: sched "
2844 "qla2x00_abort_isp ha = %p\n",
2845 base_vha->host_no, ha));
2846 if (!(test_and_set_bit(ABORT_ISP_ACTIVE,
2847 &base_vha->dpc_flags))) {
2849 if (qla2x00_abort_isp(base_vha)) {
2850 /* failed. retry later */
2851 set_bit(ISP_ABORT_NEEDED,
2852 &base_vha->dpc_flags);
2854 clear_bit(ABORT_ISP_ACTIVE,
2855 &base_vha->dpc_flags);
2858 DEBUG(printk("scsi(%ld): dpc: qla2x00_abort_isp end\n",
2859 base_vha->host_no));
2862 if (test_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags)) {
2863 qla2x00_update_fcports(base_vha);
2864 clear_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags);
2867 if (test_and_clear_bit(RESET_MARKER_NEEDED,
2868 &base_vha->dpc_flags) &&
2869 (!(test_and_set_bit(RESET_ACTIVE, &base_vha->dpc_flags)))) {
2871 DEBUG(printk("scsi(%ld): qla2x00_reset_marker()\n",
2872 base_vha->host_no));
2874 qla2x00_rst_aen(base_vha);
2875 clear_bit(RESET_ACTIVE, &base_vha->dpc_flags);
2878 /* Retry each device up to login retry count */
2879 if ((test_and_clear_bit(RELOGIN_NEEDED,
2880 &base_vha->dpc_flags)) &&
2881 !test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags) &&
2882 atomic_read(&base_vha->loop_state) != LOOP_DOWN) {
2884 DEBUG(printk("scsi(%ld): qla2x00_port_login()\n",
2885 base_vha->host_no));
2886 qla2x00_relogin(base_vha);
2888 DEBUG(printk("scsi(%ld): qla2x00_port_login - end\n",
2889 base_vha->host_no));
2892 if (test_and_clear_bit(LOOP_RESYNC_NEEDED,
2893 &base_vha->dpc_flags)) {
2895 DEBUG(printk("scsi(%ld): qla2x00_loop_resync()\n",
2896 base_vha->host_no));
2898 if (!(test_and_set_bit(LOOP_RESYNC_ACTIVE,
2899 &base_vha->dpc_flags))) {
2901 rval = qla2x00_loop_resync(base_vha);
2903 clear_bit(LOOP_RESYNC_ACTIVE,
2904 &base_vha->dpc_flags);
2907 DEBUG(printk("scsi(%ld): qla2x00_loop_resync - end\n",
2908 base_vha->host_no));
2911 if (test_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags) &&
2912 atomic_read(&base_vha->loop_state) == LOOP_READY) {
2913 clear_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags);
2914 qla2xxx_flash_npiv_conf(base_vha);
2917 if (!ha->interrupts_on)
2918 ha->isp_ops->enable_intrs(ha);
2920 if (test_and_clear_bit(BEACON_BLINK_NEEDED,
2921 &base_vha->dpc_flags))
2922 ha->isp_ops->beacon_blink(base_vha);
2924 qla2x00_do_dpc_all_vps(base_vha);
2927 } /* End of while(1) */
2929 DEBUG(printk("scsi(%ld): DPC handler exiting\n", base_vha->host_no));
2932 * Make sure that nobody tries to wake us up again.
2936 /* Cleanup any residual CTX SRBs. */
2937 qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16);
2943 qla2xxx_wake_dpc(struct scsi_qla_host *vha)
2945 struct qla_hw_data *ha = vha->hw;
2946 struct task_struct *t = ha->dpc_thread;
2948 if (!test_bit(UNLOADING, &vha->dpc_flags) && t)
2954 * Processes asynchronous reset.
2957 * ha = adapter block pointer.
2960 qla2x00_rst_aen(scsi_qla_host_t *vha)
2962 if (vha->flags.online && !vha->flags.reset_active &&
2963 !atomic_read(&vha->loop_down_timer) &&
2964 !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))) {
2966 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
2969 * Issue marker command only when we are going to start
2972 vha->marker_needed = 1;
2973 } while (!atomic_read(&vha->loop_down_timer) &&
2974 (test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags)));
2979 qla2x00_sp_free_dma(srb_t *sp)
2981 struct scsi_cmnd *cmd = sp->cmd;
2983 if (sp->flags & SRB_DMA_VALID) {
2984 scsi_dma_unmap(cmd);
2985 sp->flags &= ~SRB_DMA_VALID;
2991 qla2x00_sp_compl(struct qla_hw_data *ha, srb_t *sp)
2993 struct scsi_cmnd *cmd = sp->cmd;
2995 qla2x00_sp_free_dma(sp);
2997 mempool_free(sp, ha->srb_mempool);
2999 cmd->scsi_done(cmd);
3002 /**************************************************************************
3008 * Context: Interrupt
3009 ***************************************************************************/
3011 qla2x00_timer(scsi_qla_host_t *vha)
3013 unsigned long cpu_flags = 0;
3019 struct qla_hw_data *ha = vha->hw;
3020 struct req_que *req;
3022 * Ports - Port down timer.
3024 * Whenever, a port is in the LOST state we start decrementing its port
3025 * down timer every second until it reaches zero. Once it reaches zero
3026 * the port it marked DEAD.
3029 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3030 if (fcport->port_type != FCT_TARGET)
3033 if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) {
3035 if (atomic_read(&fcport->port_down_timer) == 0)
3038 if (atomic_dec_and_test(&fcport->port_down_timer) != 0)
3039 atomic_set(&fcport->state, FCS_DEVICE_DEAD);
3041 DEBUG(printk("scsi(%ld): fcport-%d - port retry count: "
3044 t, atomic_read(&fcport->port_down_timer)));
3047 } /* End of for fcport */
3050 /* Loop down handler. */
3051 if (atomic_read(&vha->loop_down_timer) > 0 &&
3052 !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))
3053 && vha->flags.online) {
3055 if (atomic_read(&vha->loop_down_timer) ==
3056 vha->loop_down_abort_time) {
3058 DEBUG(printk("scsi(%ld): Loop Down - aborting the "
3059 "queues before time expire\n",
3062 if (!IS_QLA2100(ha) && vha->link_down_timeout)
3063 atomic_set(&vha->loop_state, LOOP_DEAD);
3065 /* Schedule an ISP abort to return any tape commands. */
3066 /* NPIV - scan physical port only */
3068 spin_lock_irqsave(&ha->hardware_lock,
3070 req = ha->req_q_map[0];
3072 index < MAX_OUTSTANDING_COMMANDS;
3076 sp = req->outstanding_cmds[index];
3082 if (!(sfcp->flags & FCF_TAPE_PRESENT))
3085 set_bit(ISP_ABORT_NEEDED,
3089 spin_unlock_irqrestore(&ha->hardware_lock,
3095 /* if the loop has been down for 4 minutes, reinit adapter */
3096 if (atomic_dec_and_test(&vha->loop_down_timer) != 0) {
3097 if (!(vha->device_flags & DFLG_NO_CABLE)) {
3098 DEBUG(printk("scsi(%ld): Loop down - "
3101 qla_printk(KERN_WARNING, ha,
3102 "Loop down - aborting ISP.\n");
3104 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
3107 DEBUG3(printk("scsi(%ld): Loop Down - seconds remaining %d\n",
3109 atomic_read(&vha->loop_down_timer)));
3112 /* Check if beacon LED needs to be blinked */
3113 if (ha->beacon_blink_led == 1) {
3114 set_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags);
3118 /* Process any deferred work. */
3119 if (!list_empty(&vha->work_list))
3122 /* Schedule the DPC routine if needed */
3123 if ((test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
3124 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags) ||
3125 test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags) ||
3127 test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags) ||
3128 test_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags) ||
3129 test_bit(VP_DPC_NEEDED, &vha->dpc_flags) ||
3130 test_bit(RELOGIN_NEEDED, &vha->dpc_flags)))
3131 qla2xxx_wake_dpc(vha);
3133 qla2x00_restart_timer(vha, WATCH_INTERVAL);
3136 /* Firmware interface routines. */
3139 #define FW_ISP21XX 0
3140 #define FW_ISP22XX 1
3141 #define FW_ISP2300 2
3142 #define FW_ISP2322 3
3143 #define FW_ISP24XX 4
3144 #define FW_ISP25XX 5
3145 #define FW_ISP81XX 6
3147 #define FW_FILE_ISP21XX "ql2100_fw.bin"
3148 #define FW_FILE_ISP22XX "ql2200_fw.bin"
3149 #define FW_FILE_ISP2300 "ql2300_fw.bin"
3150 #define FW_FILE_ISP2322 "ql2322_fw.bin"
3151 #define FW_FILE_ISP24XX "ql2400_fw.bin"
3152 #define FW_FILE_ISP25XX "ql2500_fw.bin"
3153 #define FW_FILE_ISP81XX "ql8100_fw.bin"
3155 static DEFINE_MUTEX(qla_fw_lock);
3157 static struct fw_blob qla_fw_blobs[FW_BLOBS] = {
3158 { .name = FW_FILE_ISP21XX, .segs = { 0x1000, 0 }, },
3159 { .name = FW_FILE_ISP22XX, .segs = { 0x1000, 0 }, },
3160 { .name = FW_FILE_ISP2300, .segs = { 0x800, 0 }, },
3161 { .name = FW_FILE_ISP2322, .segs = { 0x800, 0x1c000, 0x1e000, 0 }, },
3162 { .name = FW_FILE_ISP24XX, },
3163 { .name = FW_FILE_ISP25XX, },
3164 { .name = FW_FILE_ISP81XX, },
3168 qla2x00_request_firmware(scsi_qla_host_t *vha)
3170 struct qla_hw_data *ha = vha->hw;
3171 struct fw_blob *blob;
3174 if (IS_QLA2100(ha)) {
3175 blob = &qla_fw_blobs[FW_ISP21XX];
3176 } else if (IS_QLA2200(ha)) {
3177 blob = &qla_fw_blobs[FW_ISP22XX];
3178 } else if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
3179 blob = &qla_fw_blobs[FW_ISP2300];
3180 } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) {
3181 blob = &qla_fw_blobs[FW_ISP2322];
3182 } else if (IS_QLA24XX_TYPE(ha)) {
3183 blob = &qla_fw_blobs[FW_ISP24XX];
3184 } else if (IS_QLA25XX(ha)) {
3185 blob = &qla_fw_blobs[FW_ISP25XX];
3186 } else if (IS_QLA81XX(ha)) {
3187 blob = &qla_fw_blobs[FW_ISP81XX];
3190 mutex_lock(&qla_fw_lock);
3194 if (request_firmware(&blob->fw, blob->name, &ha->pdev->dev)) {
3195 DEBUG2(printk("scsi(%ld): Failed to load firmware image "
3196 "(%s).\n", vha->host_no, blob->name));
3203 mutex_unlock(&qla_fw_lock);
3208 qla2x00_release_firmware(void)
3212 mutex_lock(&qla_fw_lock);
3213 for (idx = 0; idx < FW_BLOBS; idx++)
3214 if (qla_fw_blobs[idx].fw)
3215 release_firmware(qla_fw_blobs[idx].fw);
3216 mutex_unlock(&qla_fw_lock);
3219 static pci_ers_result_t
3220 qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
3222 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
3225 case pci_channel_io_normal:
3226 return PCI_ERS_RESULT_CAN_RECOVER;
3227 case pci_channel_io_frozen:
3228 pci_disable_device(pdev);
3229 return PCI_ERS_RESULT_NEED_RESET;
3230 case pci_channel_io_perm_failure:
3231 qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16);
3232 return PCI_ERS_RESULT_DISCONNECT;
3234 return PCI_ERS_RESULT_NEED_RESET;
3237 static pci_ers_result_t
3238 qla2xxx_pci_mmio_enabled(struct pci_dev *pdev)
3240 int risc_paused = 0;
3242 unsigned long flags;
3243 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
3244 struct qla_hw_data *ha = base_vha->hw;
3245 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
3246 struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24;
3248 spin_lock_irqsave(&ha->hardware_lock, flags);
3249 if (IS_QLA2100(ha) || IS_QLA2200(ha)){
3250 stat = RD_REG_DWORD(®->hccr);
3251 if (stat & HCCR_RISC_PAUSE)
3253 } else if (IS_QLA23XX(ha)) {
3254 stat = RD_REG_DWORD(®->u.isp2300.host_status);
3255 if (stat & HSR_RISC_PAUSED)
3257 } else if (IS_FWI2_CAPABLE(ha)) {
3258 stat = RD_REG_DWORD(®24->host_status);
3259 if (stat & HSRX_RISC_PAUSED)
3262 spin_unlock_irqrestore(&ha->hardware_lock, flags);
3265 qla_printk(KERN_INFO, ha, "RISC paused -- mmio_enabled, "
3266 "Dumping firmware!\n");
3267 ha->isp_ops->fw_dump(base_vha, 0);
3269 return PCI_ERS_RESULT_NEED_RESET;
3271 return PCI_ERS_RESULT_RECOVERED;
3274 static pci_ers_result_t
3275 qla2xxx_pci_slot_reset(struct pci_dev *pdev)
3277 pci_ers_result_t ret = PCI_ERS_RESULT_DISCONNECT;
3278 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
3279 struct qla_hw_data *ha = base_vha->hw;
3283 rc = pci_enable_device_mem(pdev);
3285 rc = pci_enable_device(pdev);
3288 qla_printk(KERN_WARNING, ha,
3289 "Can't re-enable PCI device after reset.\n");
3293 pci_set_master(pdev);
3295 if (ha->isp_ops->pci_config(base_vha))
3298 set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
3299 if (qla2x00_abort_isp(base_vha) == QLA_SUCCESS)
3300 ret = PCI_ERS_RESULT_RECOVERED;
3301 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
3307 qla2xxx_pci_resume(struct pci_dev *pdev)
3309 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
3310 struct qla_hw_data *ha = base_vha->hw;
3313 ret = qla2x00_wait_for_hba_online(base_vha);
3314 if (ret != QLA_SUCCESS) {
3315 qla_printk(KERN_ERR, ha,
3316 "the device failed to resume I/O "
3317 "from slot/link_reset");
3319 pci_cleanup_aer_uncorrect_error_status(pdev);
3322 static struct pci_error_handlers qla2xxx_err_handler = {
3323 .error_detected = qla2xxx_pci_error_detected,
3324 .mmio_enabled = qla2xxx_pci_mmio_enabled,
3325 .slot_reset = qla2xxx_pci_slot_reset,
3326 .resume = qla2xxx_pci_resume,
3329 static struct pci_device_id qla2xxx_pci_tbl[] = {
3330 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2100) },
3331 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2200) },
3332 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2300) },
3333 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2312) },
3334 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2322) },
3335 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6312) },
3336 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6322) },
3337 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2422) },
3338 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2432) },
3339 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8432) },
3340 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5422) },
3341 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5432) },
3342 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2532) },
3343 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8001) },
3346 MODULE_DEVICE_TABLE(pci, qla2xxx_pci_tbl);
3348 static struct pci_driver qla2xxx_pci_driver = {
3349 .name = QLA2XXX_DRIVER_NAME,
3351 .owner = THIS_MODULE,
3353 .id_table = qla2xxx_pci_tbl,
3354 .probe = qla2x00_probe_one,
3355 .remove = qla2x00_remove_one,
3356 .err_handler = &qla2xxx_err_handler,
3360 * qla2x00_module_init - Module initialization.
3363 qla2x00_module_init(void)
3367 /* Allocate cache for SRBs. */
3368 srb_cachep = kmem_cache_create("qla2xxx_srbs", sizeof(srb_t), 0,
3369 SLAB_HWCACHE_ALIGN, NULL);
3370 if (srb_cachep == NULL) {
3372 "qla2xxx: Unable to allocate SRB cache...Failing load!\n");
3376 /* Derive version string. */
3377 strcpy(qla2x00_version_str, QLA2XXX_VERSION);
3378 if (ql2xextended_error_logging)
3379 strcat(qla2x00_version_str, "-debug");
3381 qla2xxx_transport_template =
3382 fc_attach_transport(&qla2xxx_transport_functions);
3383 if (!qla2xxx_transport_template) {
3384 kmem_cache_destroy(srb_cachep);
3387 qla2xxx_transport_vport_template =
3388 fc_attach_transport(&qla2xxx_transport_vport_functions);
3389 if (!qla2xxx_transport_vport_template) {
3390 kmem_cache_destroy(srb_cachep);
3391 fc_release_transport(qla2xxx_transport_template);
3395 printk(KERN_INFO "QLogic Fibre Channel HBA Driver: %s\n",
3396 qla2x00_version_str);
3397 ret = pci_register_driver(&qla2xxx_pci_driver);
3399 kmem_cache_destroy(srb_cachep);
3400 fc_release_transport(qla2xxx_transport_template);
3401 fc_release_transport(qla2xxx_transport_vport_template);
3407 * qla2x00_module_exit - Module cleanup.
3410 qla2x00_module_exit(void)
3412 pci_unregister_driver(&qla2xxx_pci_driver);
3413 qla2x00_release_firmware();
3414 kmem_cache_destroy(srb_cachep);
3415 fc_release_transport(qla2xxx_transport_template);
3416 fc_release_transport(qla2xxx_transport_vport_template);
3419 module_init(qla2x00_module_init);
3420 module_exit(qla2x00_module_exit);
3422 MODULE_AUTHOR("QLogic Corporation");
3423 MODULE_DESCRIPTION("QLogic Fibre Channel HBA Driver");
3424 MODULE_LICENSE("GPL");
3425 MODULE_VERSION(QLA2XXX_VERSION);
3426 MODULE_FIRMWARE(FW_FILE_ISP21XX);
3427 MODULE_FIRMWARE(FW_FILE_ISP22XX);
3428 MODULE_FIRMWARE(FW_FILE_ISP2300);
3429 MODULE_FIRMWARE(FW_FILE_ISP2322);
3430 MODULE_FIRMWARE(FW_FILE_ISP24XX);
3431 MODULE_FIRMWARE(FW_FILE_ISP25XX);
3432 MODULE_FIRMWARE(FW_FILE_ISP81XX);