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>
15 #include <scsi/scsi_tcq.h>
16 #include <scsi/scsicam.h>
17 #include <scsi/scsi_transport.h>
18 #include <scsi/scsi_transport_fc.h>
23 char qla2x00_version_str[40];
26 * SRB allocation cache
28 static struct kmem_cache *srb_cachep;
30 int ql2xlogintimeout = 20;
31 module_param(ql2xlogintimeout, int, S_IRUGO|S_IRUSR);
32 MODULE_PARM_DESC(ql2xlogintimeout,
33 "Login timeout value in seconds.");
35 int qlport_down_retry;
36 module_param(qlport_down_retry, int, S_IRUGO|S_IRUSR);
37 MODULE_PARM_DESC(qlport_down_retry,
38 "Maximum number of command retries to a port that returns "
39 "a PORT-DOWN status.");
41 int ql2xplogiabsentdevice;
42 module_param(ql2xplogiabsentdevice, int, S_IRUGO|S_IWUSR);
43 MODULE_PARM_DESC(ql2xplogiabsentdevice,
44 "Option to enable PLOGI to devices that are not present after "
45 "a Fabric scan. This is needed for several broken switches. "
46 "Default is 0 - no PLOGI. 1 - perfom PLOGI.");
48 int ql2xloginretrycount = 0;
49 module_param(ql2xloginretrycount, int, S_IRUGO|S_IRUSR);
50 MODULE_PARM_DESC(ql2xloginretrycount,
51 "Specify an alternate value for the NVRAM login retry count.");
53 int ql2xallocfwdump = 1;
54 module_param(ql2xallocfwdump, int, S_IRUGO|S_IRUSR);
55 MODULE_PARM_DESC(ql2xallocfwdump,
56 "Option to enable allocation of memory for a firmware dump "
57 "during HBA initialization. Memory allocation requirements "
58 "vary by ISP type. Default is 1 - allocate memory.");
60 int ql2xextended_error_logging;
61 module_param(ql2xextended_error_logging, int, S_IRUGO|S_IWUSR);
62 MODULE_PARM_DESC(ql2xextended_error_logging,
63 "Option to enable extended error logging, "
64 "Default is 0 - no logging. 1 - log errors.");
66 static void qla2x00_free_device(scsi_qla_host_t *);
68 static void qla2x00_config_dma_addressing(scsi_qla_host_t *ha);
71 module_param(ql2xfdmienable, int, S_IRUGO|S_IRUSR);
72 MODULE_PARM_DESC(ql2xfdmienable,
73 "Enables FDMI registratons "
74 "Default is 0 - no FDMI. 1 - perfom FDMI.");
76 #define MAX_Q_DEPTH 32
77 static int ql2xmaxqdepth = MAX_Q_DEPTH;
78 module_param(ql2xmaxqdepth, int, S_IRUGO|S_IWUSR);
79 MODULE_PARM_DESC(ql2xmaxqdepth,
80 "Maximum queue depth to report for target devices.");
82 int ql2xqfullrampup = 120;
83 module_param(ql2xqfullrampup, int, S_IRUGO|S_IWUSR);
84 MODULE_PARM_DESC(ql2xqfullrampup,
85 "Number of seconds to wait to begin to ramp-up the queue "
86 "depth for a device after a queue-full condition has been "
87 "detected. Default is 120 seconds.");
89 int ql2xiidmaenable=1;
90 module_param(ql2xiidmaenable, int, S_IRUGO|S_IRUSR);
91 MODULE_PARM_DESC(ql2xiidmaenable,
92 "Enables iIDMA settings "
93 "Default is 1 - perform iIDMA. 0 - no iIDMA.");
95 int ql2xmaxqueues = 1;
96 module_param(ql2xmaxqueues, int, S_IRUGO|S_IRUSR);
97 MODULE_PARM_DESC(ql2xmaxqueues,
98 "Enables MQ settings "
99 "Default is 1 for single queue. Set it to number \
100 of queues in MQ mode.");
102 * SCSI host template entry points
104 static int qla2xxx_slave_configure(struct scsi_device * device);
105 static int qla2xxx_slave_alloc(struct scsi_device *);
106 static int qla2xxx_scan_finished(struct Scsi_Host *, unsigned long time);
107 static void qla2xxx_scan_start(struct Scsi_Host *);
108 static void qla2xxx_slave_destroy(struct scsi_device *);
109 static int qla2x00_queuecommand(struct scsi_cmnd *cmd,
110 void (*fn)(struct scsi_cmnd *));
111 static int qla24xx_queuecommand(struct scsi_cmnd *cmd,
112 void (*fn)(struct scsi_cmnd *));
113 static int qla2xxx_eh_abort(struct scsi_cmnd *);
114 static int qla2xxx_eh_device_reset(struct scsi_cmnd *);
115 static int qla2xxx_eh_target_reset(struct scsi_cmnd *);
116 static int qla2xxx_eh_bus_reset(struct scsi_cmnd *);
117 static int qla2xxx_eh_host_reset(struct scsi_cmnd *);
119 static int qla2x00_change_queue_depth(struct scsi_device *, int);
120 static int qla2x00_change_queue_type(struct scsi_device *, int);
122 static struct scsi_host_template qla2x00_driver_template = {
123 .module = THIS_MODULE,
124 .name = QLA2XXX_DRIVER_NAME,
125 .queuecommand = qla2x00_queuecommand,
127 .eh_abort_handler = qla2xxx_eh_abort,
128 .eh_device_reset_handler = qla2xxx_eh_device_reset,
129 .eh_target_reset_handler = qla2xxx_eh_target_reset,
130 .eh_bus_reset_handler = qla2xxx_eh_bus_reset,
131 .eh_host_reset_handler = qla2xxx_eh_host_reset,
133 .slave_configure = qla2xxx_slave_configure,
135 .slave_alloc = qla2xxx_slave_alloc,
136 .slave_destroy = qla2xxx_slave_destroy,
137 .scan_finished = qla2xxx_scan_finished,
138 .scan_start = qla2xxx_scan_start,
139 .change_queue_depth = qla2x00_change_queue_depth,
140 .change_queue_type = qla2x00_change_queue_type,
143 .use_clustering = ENABLE_CLUSTERING,
144 .sg_tablesize = SG_ALL,
147 * The RISC allows for each command to transfer (2^32-1) bytes of data,
148 * which equates to 0x800000 sectors.
150 .max_sectors = 0xFFFF,
151 .shost_attrs = qla2x00_host_attrs,
154 struct scsi_host_template qla24xx_driver_template = {
155 .module = THIS_MODULE,
156 .name = QLA2XXX_DRIVER_NAME,
157 .queuecommand = qla24xx_queuecommand,
159 .eh_abort_handler = qla2xxx_eh_abort,
160 .eh_device_reset_handler = qla2xxx_eh_device_reset,
161 .eh_target_reset_handler = qla2xxx_eh_target_reset,
162 .eh_bus_reset_handler = qla2xxx_eh_bus_reset,
163 .eh_host_reset_handler = qla2xxx_eh_host_reset,
165 .slave_configure = qla2xxx_slave_configure,
167 .slave_alloc = qla2xxx_slave_alloc,
168 .slave_destroy = qla2xxx_slave_destroy,
169 .scan_finished = qla2xxx_scan_finished,
170 .scan_start = qla2xxx_scan_start,
171 .change_queue_depth = qla2x00_change_queue_depth,
172 .change_queue_type = qla2x00_change_queue_type,
175 .use_clustering = ENABLE_CLUSTERING,
176 .sg_tablesize = SG_ALL,
178 .max_sectors = 0xFFFF,
179 .shost_attrs = qla2x00_host_attrs,
182 static struct scsi_transport_template *qla2xxx_transport_template = NULL;
183 struct scsi_transport_template *qla2xxx_transport_vport_template = NULL;
185 /* TODO Convert to inlines
191 qla2x00_start_timer(scsi_qla_host_t *vha, void *func, unsigned long interval)
193 init_timer(&vha->timer);
194 vha->timer.expires = jiffies + interval * HZ;
195 vha->timer.data = (unsigned long)vha;
196 vha->timer.function = (void (*)(unsigned long))func;
197 add_timer(&vha->timer);
198 vha->timer_active = 1;
202 qla2x00_restart_timer(scsi_qla_host_t *vha, unsigned long interval)
204 mod_timer(&vha->timer, jiffies + interval * HZ);
207 static __inline__ void
208 qla2x00_stop_timer(scsi_qla_host_t *vha)
210 del_timer_sync(&vha->timer);
211 vha->timer_active = 0;
214 static int qla2x00_do_dpc(void *data);
216 static void qla2x00_rst_aen(scsi_qla_host_t *);
218 static int qla2x00_mem_alloc(struct qla_hw_data *, uint16_t, uint16_t,
219 struct req_que **, struct rsp_que **);
220 static void qla2x00_mem_free(struct qla_hw_data *);
221 static void qla2x00_sp_free_dma(srb_t *);
223 /* -------------------------------------------------------------------------- */
224 static int qla2x00_alloc_queues(struct qla_hw_data *ha)
226 ha->req_q_map = kzalloc(sizeof(struct req_que *) * ha->max_queues,
228 if (!ha->req_q_map) {
229 qla_printk(KERN_WARNING, ha,
230 "Unable to allocate memory for request queue ptrs\n");
234 ha->rsp_q_map = kzalloc(sizeof(struct rsp_que *) * ha->max_queues,
236 if (!ha->rsp_q_map) {
237 qla_printk(KERN_WARNING, ha,
238 "Unable to allocate memory for response queue ptrs\n");
241 set_bit(0, ha->rsp_qid_map);
242 set_bit(0, ha->req_qid_map);
246 kfree(ha->req_q_map);
247 ha->req_q_map = NULL;
252 static void qla2x00_free_que(struct qla_hw_data *ha, struct req_que *req,
255 if (rsp && rsp->ring)
256 dma_free_coherent(&ha->pdev->dev,
257 (rsp->length + 1) * sizeof(response_t),
258 rsp->ring, rsp->dma);
262 if (req && req->ring)
263 dma_free_coherent(&ha->pdev->dev,
264 (req->length + 1) * sizeof(request_t),
265 req->ring, req->dma);
271 static void qla2x00_free_queues(struct qla_hw_data *ha)
277 for (cnt = 0; cnt < ha->max_queues; cnt++) {
278 rsp = ha->rsp_q_map[cnt];
279 req = ha->req_q_map[cnt];
280 qla2x00_free_que(ha, req, rsp);
282 kfree(ha->rsp_q_map);
283 ha->rsp_q_map = NULL;
285 kfree(ha->req_q_map);
286 ha->req_q_map = NULL;
290 qla2x00_pci_info_str(struct scsi_qla_host *vha, char *str)
292 struct qla_hw_data *ha = vha->hw;
293 static char *pci_bus_modes[] = {
294 "33", "66", "100", "133",
299 pci_bus = (ha->pci_attr & (BIT_9 | BIT_10)) >> 9;
302 strcat(str, pci_bus_modes[pci_bus]);
304 pci_bus = (ha->pci_attr & BIT_8) >> 8;
306 strcat(str, pci_bus_modes[pci_bus]);
308 strcat(str, " MHz)");
314 qla24xx_pci_info_str(struct scsi_qla_host *vha, char *str)
316 static char *pci_bus_modes[] = { "33", "66", "100", "133", };
317 struct qla_hw_data *ha = vha->hw;
321 pcie_reg = pci_find_capability(ha->pdev, PCI_CAP_ID_EXP);
324 uint16_t pcie_lstat, lspeed, lwidth;
327 pci_read_config_word(ha->pdev, pcie_reg, &pcie_lstat);
328 lspeed = pcie_lstat & (BIT_0 | BIT_1 | BIT_2 | BIT_3);
329 lwidth = (pcie_lstat &
330 (BIT_4 | BIT_5 | BIT_6 | BIT_7 | BIT_8 | BIT_9)) >> 4;
332 strcpy(str, "PCIe (");
334 strcat(str, "2.5GT/s ");
335 else if (lspeed == 2)
336 strcat(str, "5.0GT/s ");
338 strcat(str, "<unknown> ");
339 snprintf(lwstr, sizeof(lwstr), "x%d)", lwidth);
346 pci_bus = (ha->pci_attr & CSRX_PCIX_BUS_MODE_MASK) >> 8;
347 if (pci_bus == 0 || pci_bus == 8) {
349 strcat(str, pci_bus_modes[pci_bus >> 3]);
353 strcat(str, "Mode 2");
355 strcat(str, "Mode 1");
357 strcat(str, pci_bus_modes[pci_bus & ~BIT_2]);
359 strcat(str, " MHz)");
365 qla2x00_fw_version_str(struct scsi_qla_host *vha, char *str)
368 struct qla_hw_data *ha = vha->hw;
370 sprintf(str, "%d.%02d.%02d ", ha->fw_major_version,
371 ha->fw_minor_version,
372 ha->fw_subminor_version);
374 if (ha->fw_attributes & BIT_9) {
379 switch (ha->fw_attributes & 0xFF) {
393 sprintf(un_str, "(%x)", ha->fw_attributes);
397 if (ha->fw_attributes & 0x100)
404 qla24xx_fw_version_str(struct scsi_qla_host *vha, char *str)
406 struct qla_hw_data *ha = vha->hw;
407 sprintf(str, "%d.%02d.%02d ", ha->fw_major_version,
408 ha->fw_minor_version,
409 ha->fw_subminor_version);
411 if (ha->fw_attributes & BIT_0)
412 strcat(str, "[Class 2] ");
413 if (ha->fw_attributes & BIT_1)
414 strcat(str, "[IP] ");
415 if (ha->fw_attributes & BIT_2)
416 strcat(str, "[Multi-ID] ");
417 if (ha->fw_attributes & BIT_3)
418 strcat(str, "[SB-2] ");
419 if (ha->fw_attributes & BIT_4)
420 strcat(str, "[T10 CRC] ");
421 if (ha->fw_attributes & BIT_5)
422 strcat(str, "[VI] ");
423 if (ha->fw_attributes & BIT_10)
424 strcat(str, "[84XX] ");
425 if (ha->fw_attributes & BIT_13)
426 strcat(str, "[Experimental]");
430 static inline srb_t *
431 qla2x00_get_new_sp(scsi_qla_host_t *vha, fc_port_t *fcport,
432 struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
435 struct qla_hw_data *ha = vha->hw;
437 sp = mempool_alloc(ha->srb_mempool, GFP_ATOMIC);
445 CMD_SP(cmd) = (void *)sp;
446 cmd->scsi_done = done;
452 qla2x00_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
454 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
455 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
456 struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device));
457 struct qla_hw_data *ha = vha->hw;
461 if (unlikely(pci_channel_offline(ha->pdev))) {
462 cmd->result = DID_REQUEUE << 16;
463 goto qc_fail_command;
466 rval = fc_remote_port_chkready(rport);
469 goto qc_fail_command;
472 /* Close window on fcport/rport state-transitioning. */
476 if (atomic_read(&fcport->state) != FCS_ONLINE) {
477 if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD ||
478 atomic_read(&vha->loop_state) == LOOP_DEAD) {
479 cmd->result = DID_NO_CONNECT << 16;
480 goto qc_fail_command;
485 spin_unlock_irq(vha->host->host_lock);
487 sp = qla2x00_get_new_sp(vha, fcport, cmd, done);
489 goto qc_host_busy_lock;
491 rval = ha->isp_ops->start_scsi(sp);
492 if (rval != QLA_SUCCESS)
493 goto qc_host_busy_free_sp;
495 spin_lock_irq(vha->host->host_lock);
499 qc_host_busy_free_sp:
500 qla2x00_sp_free_dma(sp);
501 mempool_free(sp, ha->srb_mempool);
504 spin_lock_irq(vha->host->host_lock);
505 return SCSI_MLQUEUE_HOST_BUSY;
508 return SCSI_MLQUEUE_TARGET_BUSY;
518 qla24xx_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
520 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
521 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
522 struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device));
523 struct qla_hw_data *ha = vha->hw;
524 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
528 if (unlikely(pci_channel_offline(ha->pdev))) {
529 cmd->result = DID_REQUEUE << 16;
530 goto qc24_fail_command;
533 rval = fc_remote_port_chkready(rport);
536 goto qc24_fail_command;
539 /* Close window on fcport/rport state-transitioning. */
541 goto qc24_target_busy;
543 if (atomic_read(&fcport->state) != FCS_ONLINE) {
544 if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD ||
545 atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
546 cmd->result = DID_NO_CONNECT << 16;
547 goto qc24_fail_command;
549 goto qc24_target_busy;
552 spin_unlock_irq(vha->host->host_lock);
554 sp = qla2x00_get_new_sp(base_vha, fcport, cmd, done);
556 goto qc24_host_busy_lock;
558 rval = ha->isp_ops->start_scsi(sp);
559 if (rval != QLA_SUCCESS)
560 goto qc24_host_busy_free_sp;
562 spin_lock_irq(vha->host->host_lock);
566 qc24_host_busy_free_sp:
567 qla2x00_sp_free_dma(sp);
568 mempool_free(sp, ha->srb_mempool);
571 spin_lock_irq(vha->host->host_lock);
572 return SCSI_MLQUEUE_HOST_BUSY;
575 return SCSI_MLQUEUE_TARGET_BUSY;
585 * qla2x00_eh_wait_on_command
586 * Waits for the command to be returned by the Firmware for some
590 * cmd = Scsi Command to wait on.
597 qla2x00_eh_wait_on_command(struct scsi_cmnd *cmd)
599 #define ABORT_POLLING_PERIOD 1000
600 #define ABORT_WAIT_ITER ((10 * 1000) / (ABORT_POLLING_PERIOD))
601 unsigned long wait_iter = ABORT_WAIT_ITER;
602 int ret = QLA_SUCCESS;
604 while (CMD_SP(cmd)) {
605 msleep(ABORT_POLLING_PERIOD);
611 ret = QLA_FUNCTION_FAILED;
617 * qla2x00_wait_for_hba_online
618 * Wait till the HBA is online after going through
619 * <= MAX_RETRIES_OF_ISP_ABORT or
620 * finally HBA is disabled ie marked offline
623 * ha - pointer to host adapter structure
626 * Does context switching-Release SPIN_LOCK
627 * (if any) before calling this routine.
630 * Success (Adapter is online) : 0
631 * Failed (Adapter is offline/disabled) : 1
634 qla2x00_wait_for_hba_online(scsi_qla_host_t *vha)
637 unsigned long wait_online;
638 struct qla_hw_data *ha = vha->hw;
639 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
641 wait_online = jiffies + (MAX_LOOP_TIMEOUT * HZ);
642 while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) ||
643 test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) ||
644 test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) ||
645 ha->dpc_active) && time_before(jiffies, wait_online)) {
649 if (base_vha->flags.online)
650 return_status = QLA_SUCCESS;
652 return_status = QLA_FUNCTION_FAILED;
654 return (return_status);
658 * qla2x00_wait_for_loop_ready
659 * Wait for MAX_LOOP_TIMEOUT(5 min) value for loop
660 * to be in LOOP_READY state.
662 * ha - pointer to host adapter structure
665 * Does context switching-Release SPIN_LOCK
666 * (if any) before calling this routine.
670 * Success (LOOP_READY) : 0
671 * Failed (LOOP_NOT_READY) : 1
674 qla2x00_wait_for_loop_ready(scsi_qla_host_t *vha)
676 int return_status = QLA_SUCCESS;
677 unsigned long loop_timeout ;
678 struct qla_hw_data *ha = vha->hw;
679 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
681 /* wait for 5 min at the max for loop to be ready */
682 loop_timeout = jiffies + (MAX_LOOP_TIMEOUT * HZ);
684 while ((!atomic_read(&base_vha->loop_down_timer) &&
685 atomic_read(&base_vha->loop_state) == LOOP_DOWN) ||
686 atomic_read(&base_vha->loop_state) != LOOP_READY) {
687 if (atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
688 return_status = QLA_FUNCTION_FAILED;
692 if (time_after_eq(jiffies, loop_timeout)) {
693 return_status = QLA_FUNCTION_FAILED;
697 return (return_status);
701 qla2x00_abort_fcport_cmds(fc_port_t *fcport)
706 scsi_qla_host_t *vha = fcport->vha;
707 struct qla_hw_data *ha = vha->hw;
710 spin_lock_irqsave(&ha->hardware_lock, flags);
711 for (que = 0; que < QLA_MAX_HOST_QUES; que++) {
712 id = vha->req_ques[que];
713 req = ha->req_q_map[id];
716 for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) {
717 sp = req->outstanding_cmds[cnt];
720 if (sp->fcport != fcport)
723 spin_unlock_irqrestore(&ha->hardware_lock, flags);
724 if (ha->isp_ops->abort_command(vha, sp, req)) {
725 DEBUG2(qla_printk(KERN_WARNING, ha,
726 "Abort failed -- %lx\n",
727 sp->cmd->serial_number));
729 if (qla2x00_eh_wait_on_command(sp->cmd) !=
731 DEBUG2(qla_printk(KERN_WARNING, ha,
732 "Abort failed while waiting -- %lx\n",
733 sp->cmd->serial_number));
735 spin_lock_irqsave(&ha->hardware_lock, flags);
738 spin_unlock_irqrestore(&ha->hardware_lock, flags);
742 qla2x00_block_error_handler(struct scsi_cmnd *cmnd)
744 struct Scsi_Host *shost = cmnd->device->host;
745 struct fc_rport *rport = starget_to_rport(scsi_target(cmnd->device));
748 spin_lock_irqsave(shost->host_lock, flags);
749 while (rport->port_state == FC_PORTSTATE_BLOCKED) {
750 spin_unlock_irqrestore(shost->host_lock, flags);
752 spin_lock_irqsave(shost->host_lock, flags);
754 spin_unlock_irqrestore(shost->host_lock, flags);
758 /**************************************************************************
762 * The abort function will abort the specified command.
765 * cmd = Linux SCSI command packet to be aborted.
768 * Either SUCCESS or FAILED.
771 * Only return FAILED if command not returned by firmware.
772 **************************************************************************/
774 qla2xxx_eh_abort(struct scsi_cmnd *cmd)
776 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
779 unsigned int id, lun;
780 unsigned long serial;
783 struct qla_hw_data *ha = vha->hw;
786 qla2x00_block_error_handler(cmd);
793 id = cmd->device->id;
794 lun = cmd->device->lun;
795 serial = cmd->serial_number;
797 /* Check active list for command command. */
798 spin_lock_irqsave(&ha->hardware_lock, flags);
799 for (que = 0; que < QLA_MAX_HOST_QUES; que++) {
800 req = ha->req_q_map[vha->req_ques[que]];
803 for (i = 1; i < MAX_OUTSTANDING_COMMANDS; i++) {
804 sp = req->outstanding_cmds[i];
812 DEBUG2(printk("%s(%ld): aborting sp %p from RISC."
813 " pid=%ld.\n", __func__, vha->host_no, sp, serial));
815 spin_unlock_irqrestore(&ha->hardware_lock, flags);
816 if (ha->isp_ops->abort_command(vha, sp, req)) {
817 DEBUG2(printk("%s(%ld): abort_command "
818 "mbx failed.\n", __func__, vha->host_no));
820 DEBUG3(printk("%s(%ld): abort_command "
821 "mbx success.\n", __func__, vha->host_no));
824 spin_lock_irqsave(&ha->hardware_lock, flags);
828 spin_unlock_irqrestore(&ha->hardware_lock, flags);
830 /* Wait for the command to be returned. */
832 if (qla2x00_eh_wait_on_command(cmd) != QLA_SUCCESS) {
833 qla_printk(KERN_ERR, ha,
834 "scsi(%ld:%d:%d): Abort handler timed out -- %lx "
835 "%x.\n", vha->host_no, id, lun, serial, ret);
840 qla_printk(KERN_INFO, ha,
841 "scsi(%ld:%d:%d): Abort command issued -- %d %lx %x.\n",
842 vha->host_no, id, lun, wait, serial, ret);
847 enum nexus_wait_type {
854 qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *vha, unsigned int t,
855 unsigned int l, enum nexus_wait_type type)
857 int cnt, match, status, que;
860 struct qla_hw_data *ha = vha->hw;
863 status = QLA_SUCCESS;
864 spin_lock_irqsave(&ha->hardware_lock, flags);
865 for (que = 0; que < QLA_MAX_HOST_QUES; que++) {
866 req = ha->req_q_map[vha->req_ques[que]];
869 for (cnt = 1; status == QLA_SUCCESS &&
870 cnt < MAX_OUTSTANDING_COMMANDS; cnt++) {
871 sp = req->outstanding_cmds[cnt];
875 if (vha->vp_idx != sp->fcport->vha->vp_idx)
883 match = sp->cmd->device->id == t;
886 match = (sp->cmd->device->id == t &&
887 sp->cmd->device->lun == l);
893 spin_unlock_irqrestore(&ha->hardware_lock, flags);
894 status = qla2x00_eh_wait_on_command(sp->cmd);
895 spin_lock_irqsave(&ha->hardware_lock, flags);
898 spin_unlock_irqrestore(&ha->hardware_lock, flags);
903 static char *reset_errors[] = {
906 "Task management failed",
907 "Waiting for command completions",
911 __qla2xxx_eh_generic_reset(char *name, enum nexus_wait_type type,
912 struct scsi_cmnd *cmd, int (*do_reset)(struct fc_port *, unsigned int))
914 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
915 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
918 qla2x00_block_error_handler(cmd);
923 qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET ISSUED.\n",
924 vha->host_no, cmd->device->id, cmd->device->lun, name);
927 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS)
928 goto eh_reset_failed;
930 if (qla2x00_wait_for_loop_ready(vha) != QLA_SUCCESS)
931 goto eh_reset_failed;
933 if (do_reset(fcport, cmd->device->lun) != QLA_SUCCESS)
934 goto eh_reset_failed;
936 if (qla2x00_eh_wait_for_pending_commands(vha, cmd->device->id,
937 cmd->device->lun, type) != QLA_SUCCESS)
938 goto eh_reset_failed;
940 qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET SUCCEEDED.\n",
941 vha->host_no, cmd->device->id, cmd->device->lun, name);
946 qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET FAILED: %s.\n"
947 , vha->host_no, cmd->device->id, cmd->device->lun, name,
953 qla2xxx_eh_device_reset(struct scsi_cmnd *cmd)
955 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
956 struct qla_hw_data *ha = vha->hw;
958 return __qla2xxx_eh_generic_reset("DEVICE", WAIT_LUN, cmd,
959 ha->isp_ops->lun_reset);
963 qla2xxx_eh_target_reset(struct scsi_cmnd *cmd)
965 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
966 struct qla_hw_data *ha = vha->hw;
968 return __qla2xxx_eh_generic_reset("TARGET", WAIT_TARGET, cmd,
969 ha->isp_ops->target_reset);
972 /**************************************************************************
973 * qla2xxx_eh_bus_reset
976 * The bus reset function will reset the bus and abort any executing
980 * cmd = Linux SCSI command packet of the command that cause the
984 * SUCCESS/FAILURE (defined as macro in scsi.h).
986 **************************************************************************/
988 qla2xxx_eh_bus_reset(struct scsi_cmnd *cmd)
990 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
991 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
993 unsigned int id, lun;
994 unsigned long serial;
996 qla2x00_block_error_handler(cmd);
998 id = cmd->device->id;
999 lun = cmd->device->lun;
1000 serial = cmd->serial_number;
1005 qla_printk(KERN_INFO, vha->hw,
1006 "scsi(%ld:%d:%d): BUS RESET ISSUED.\n", vha->host_no, id, lun);
1008 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
1009 DEBUG2(printk("%s failed:board disabled\n",__func__));
1010 goto eh_bus_reset_done;
1013 if (qla2x00_wait_for_loop_ready(vha) == QLA_SUCCESS) {
1014 if (qla2x00_loop_reset(vha) == QLA_SUCCESS)
1018 goto eh_bus_reset_done;
1020 /* Flush outstanding commands. */
1021 if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, WAIT_HOST) !=
1026 qla_printk(KERN_INFO, vha->hw, "%s: reset %s\n", __func__,
1027 (ret == FAILED) ? "failed" : "succeded");
1032 /**************************************************************************
1033 * qla2xxx_eh_host_reset
1036 * The reset function will reset the Adapter.
1039 * cmd = Linux SCSI command packet of the command that cause the
1043 * Either SUCCESS or FAILED.
1046 **************************************************************************/
1048 qla2xxx_eh_host_reset(struct scsi_cmnd *cmd)
1050 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
1051 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
1052 struct qla_hw_data *ha = vha->hw;
1054 unsigned int id, lun;
1055 unsigned long serial;
1056 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
1058 qla2x00_block_error_handler(cmd);
1060 id = cmd->device->id;
1061 lun = cmd->device->lun;
1062 serial = cmd->serial_number;
1067 qla_printk(KERN_INFO, ha,
1068 "scsi(%ld:%d:%d): ADAPTER RESET ISSUED.\n", vha->host_no, id, lun);
1070 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS)
1071 goto eh_host_reset_lock;
1074 * Fixme-may be dpc thread is active and processing
1075 * loop_resync,so wait a while for it to
1076 * be completed and then issue big hammer.Otherwise
1077 * it may cause I/O failure as big hammer marks the
1078 * devices as lost kicking of the port_down_timer
1079 * while dpc is stuck for the mailbox to complete.
1081 qla2x00_wait_for_loop_ready(vha);
1082 if (vha != base_vha) {
1083 if (qla2x00_vp_abort_isp(vha))
1084 goto eh_host_reset_lock;
1086 set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
1087 if (qla2x00_abort_isp(base_vha)) {
1088 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
1089 /* failed. schedule dpc to try */
1090 set_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags);
1092 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS)
1093 goto eh_host_reset_lock;
1095 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
1098 /* Waiting for command to be returned to OS.*/
1099 if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, WAIT_HOST) ==
1104 qla_printk(KERN_INFO, ha, "%s: reset %s\n", __func__,
1105 (ret == FAILED) ? "failed" : "succeded");
1111 * qla2x00_loop_reset
1115 * ha = adapter block pointer.
1121 qla2x00_loop_reset(scsi_qla_host_t *vha)
1124 struct fc_port *fcport;
1125 struct qla_hw_data *ha = vha->hw;
1127 if (ha->flags.enable_lip_full_login && !vha->vp_idx) {
1128 ret = qla2x00_full_login_lip(vha);
1129 if (ret != QLA_SUCCESS) {
1130 DEBUG2_3(printk("%s(%ld): failed: "
1131 "full_login_lip=%d.\n", __func__, vha->host_no,
1134 atomic_set(&vha->loop_state, LOOP_DOWN);
1135 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
1136 qla2x00_mark_all_devices_lost(vha, 0);
1137 qla2x00_wait_for_loop_ready(vha);
1140 if (ha->flags.enable_lip_reset && !vha->vp_idx) {
1141 ret = qla2x00_lip_reset(vha);
1142 if (ret != QLA_SUCCESS) {
1143 DEBUG2_3(printk("%s(%ld): failed: "
1144 "lip_reset=%d.\n", __func__, vha->host_no, ret));
1146 qla2x00_wait_for_loop_ready(vha);
1149 if (ha->flags.enable_target_reset) {
1150 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1151 if (fcport->port_type != FCT_TARGET)
1154 ret = ha->isp_ops->target_reset(fcport, 0);
1155 if (ret != QLA_SUCCESS) {
1156 DEBUG2_3(printk("%s(%ld): bus_reset failed: "
1157 "target_reset=%d d_id=%x.\n", __func__,
1158 vha->host_no, ret, fcport->d_id.b24));
1162 /* Issue marker command only when we are going to start the I/O */
1163 vha->marker_needed = 1;
1169 qla2x00_abort_all_cmds(scsi_qla_host_t *vha, int res)
1172 unsigned long flags;
1174 struct qla_hw_data *ha = vha->hw;
1175 struct req_que *req;
1177 spin_lock_irqsave(&ha->hardware_lock, flags);
1178 for (que = 0; que < QLA_MAX_HOST_QUES; que++) {
1179 req = ha->req_q_map[vha->req_ques[que]];
1182 for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) {
1183 sp = req->outstanding_cmds[cnt];
1184 if (sp && sp->vha == vha) {
1185 req->outstanding_cmds[cnt] = NULL;
1186 sp->cmd->result = res;
1187 qla2x00_sp_compl(ha, sp);
1191 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1195 qla2xxx_slave_alloc(struct scsi_device *sdev)
1197 struct fc_rport *rport = starget_to_rport(scsi_target(sdev));
1199 if (!rport || fc_remote_port_chkready(rport))
1202 sdev->hostdata = *(fc_port_t **)rport->dd_data;
1208 qla2xxx_slave_configure(struct scsi_device *sdev)
1210 scsi_qla_host_t *vha = shost_priv(sdev->host);
1211 struct qla_hw_data *ha = vha->hw;
1212 struct fc_rport *rport = starget_to_rport(sdev->sdev_target);
1213 struct req_que *req = ha->req_q_map[0];
1215 if (sdev->tagged_supported)
1216 scsi_activate_tcq(sdev, req->max_q_depth);
1218 scsi_deactivate_tcq(sdev, req->max_q_depth);
1220 rport->dev_loss_tmo = ha->port_down_retry_count;
1226 qla2xxx_slave_destroy(struct scsi_device *sdev)
1228 sdev->hostdata = NULL;
1232 qla2x00_change_queue_depth(struct scsi_device *sdev, int qdepth)
1234 scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), qdepth);
1235 return sdev->queue_depth;
1239 qla2x00_change_queue_type(struct scsi_device *sdev, int tag_type)
1241 if (sdev->tagged_supported) {
1242 scsi_set_tag_type(sdev, tag_type);
1244 scsi_activate_tcq(sdev, sdev->queue_depth);
1246 scsi_deactivate_tcq(sdev, sdev->queue_depth);
1254 * qla2x00_config_dma_addressing() - Configure OS DMA addressing method.
1257 * At exit, the @ha's flags.enable_64bit_addressing set to indicated
1258 * supported addressing method.
1261 qla2x00_config_dma_addressing(scsi_qla_host_t *vha)
1263 struct qla_hw_data *ha = vha->hw;
1264 /* Assume a 32bit DMA mask. */
1265 ha->flags.enable_64bit_addressing = 0;
1267 if (!dma_set_mask(&ha->pdev->dev, DMA_64BIT_MASK)) {
1268 /* Any upper-dword bits set? */
1269 if (MSD(dma_get_required_mask(&ha->pdev->dev)) &&
1270 !pci_set_consistent_dma_mask(ha->pdev, DMA_64BIT_MASK)) {
1271 /* Ok, a 64bit DMA mask is applicable. */
1272 ha->flags.enable_64bit_addressing = 1;
1273 ha->isp_ops->calc_req_entries = qla2x00_calc_iocbs_64;
1274 ha->isp_ops->build_iocbs = qla2x00_build_scsi_iocbs_64;
1279 dma_set_mask(&ha->pdev->dev, DMA_32BIT_MASK);
1280 pci_set_consistent_dma_mask(ha->pdev, DMA_32BIT_MASK);
1284 qla2x00_enable_intrs(struct qla_hw_data *ha)
1286 unsigned long flags = 0;
1287 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1289 spin_lock_irqsave(&ha->hardware_lock, flags);
1290 ha->interrupts_on = 1;
1291 /* enable risc and host interrupts */
1292 WRT_REG_WORD(®->ictrl, ICR_EN_INT | ICR_EN_RISC);
1293 RD_REG_WORD(®->ictrl);
1294 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1299 qla2x00_disable_intrs(struct qla_hw_data *ha)
1301 unsigned long flags = 0;
1302 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1304 spin_lock_irqsave(&ha->hardware_lock, flags);
1305 ha->interrupts_on = 0;
1306 /* disable risc and host interrupts */
1307 WRT_REG_WORD(®->ictrl, 0);
1308 RD_REG_WORD(®->ictrl);
1309 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1313 qla24xx_enable_intrs(struct qla_hw_data *ha)
1315 unsigned long flags = 0;
1316 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1318 spin_lock_irqsave(&ha->hardware_lock, flags);
1319 ha->interrupts_on = 1;
1320 WRT_REG_DWORD(®->ictrl, ICRX_EN_RISC_INT);
1321 RD_REG_DWORD(®->ictrl);
1322 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1326 qla24xx_disable_intrs(struct qla_hw_data *ha)
1328 unsigned long flags = 0;
1329 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1331 spin_lock_irqsave(&ha->hardware_lock, flags);
1332 ha->interrupts_on = 0;
1333 WRT_REG_DWORD(®->ictrl, 0);
1334 RD_REG_DWORD(®->ictrl);
1335 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1338 static struct isp_operations qla2100_isp_ops = {
1339 .pci_config = qla2100_pci_config,
1340 .reset_chip = qla2x00_reset_chip,
1341 .chip_diag = qla2x00_chip_diag,
1342 .config_rings = qla2x00_config_rings,
1343 .reset_adapter = qla2x00_reset_adapter,
1344 .nvram_config = qla2x00_nvram_config,
1345 .update_fw_options = qla2x00_update_fw_options,
1346 .load_risc = qla2x00_load_risc,
1347 .pci_info_str = qla2x00_pci_info_str,
1348 .fw_version_str = qla2x00_fw_version_str,
1349 .intr_handler = qla2100_intr_handler,
1350 .enable_intrs = qla2x00_enable_intrs,
1351 .disable_intrs = qla2x00_disable_intrs,
1352 .abort_command = qla2x00_abort_command,
1353 .target_reset = qla2x00_abort_target,
1354 .lun_reset = qla2x00_lun_reset,
1355 .fabric_login = qla2x00_login_fabric,
1356 .fabric_logout = qla2x00_fabric_logout,
1357 .calc_req_entries = qla2x00_calc_iocbs_32,
1358 .build_iocbs = qla2x00_build_scsi_iocbs_32,
1359 .prep_ms_iocb = qla2x00_prep_ms_iocb,
1360 .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb,
1361 .read_nvram = qla2x00_read_nvram_data,
1362 .write_nvram = qla2x00_write_nvram_data,
1363 .fw_dump = qla2100_fw_dump,
1366 .beacon_blink = NULL,
1367 .read_optrom = qla2x00_read_optrom_data,
1368 .write_optrom = qla2x00_write_optrom_data,
1369 .get_flash_version = qla2x00_get_flash_version,
1370 .start_scsi = qla2x00_start_scsi,
1373 static struct isp_operations qla2300_isp_ops = {
1374 .pci_config = qla2300_pci_config,
1375 .reset_chip = qla2x00_reset_chip,
1376 .chip_diag = qla2x00_chip_diag,
1377 .config_rings = qla2x00_config_rings,
1378 .reset_adapter = qla2x00_reset_adapter,
1379 .nvram_config = qla2x00_nvram_config,
1380 .update_fw_options = qla2x00_update_fw_options,
1381 .load_risc = qla2x00_load_risc,
1382 .pci_info_str = qla2x00_pci_info_str,
1383 .fw_version_str = qla2x00_fw_version_str,
1384 .intr_handler = qla2300_intr_handler,
1385 .enable_intrs = qla2x00_enable_intrs,
1386 .disable_intrs = qla2x00_disable_intrs,
1387 .abort_command = qla2x00_abort_command,
1388 .target_reset = qla2x00_abort_target,
1389 .lun_reset = qla2x00_lun_reset,
1390 .fabric_login = qla2x00_login_fabric,
1391 .fabric_logout = qla2x00_fabric_logout,
1392 .calc_req_entries = qla2x00_calc_iocbs_32,
1393 .build_iocbs = qla2x00_build_scsi_iocbs_32,
1394 .prep_ms_iocb = qla2x00_prep_ms_iocb,
1395 .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb,
1396 .read_nvram = qla2x00_read_nvram_data,
1397 .write_nvram = qla2x00_write_nvram_data,
1398 .fw_dump = qla2300_fw_dump,
1399 .beacon_on = qla2x00_beacon_on,
1400 .beacon_off = qla2x00_beacon_off,
1401 .beacon_blink = qla2x00_beacon_blink,
1402 .read_optrom = qla2x00_read_optrom_data,
1403 .write_optrom = qla2x00_write_optrom_data,
1404 .get_flash_version = qla2x00_get_flash_version,
1405 .start_scsi = qla2x00_start_scsi,
1408 static struct isp_operations qla24xx_isp_ops = {
1409 .pci_config = qla24xx_pci_config,
1410 .reset_chip = qla24xx_reset_chip,
1411 .chip_diag = qla24xx_chip_diag,
1412 .config_rings = qla24xx_config_rings,
1413 .reset_adapter = qla24xx_reset_adapter,
1414 .nvram_config = qla24xx_nvram_config,
1415 .update_fw_options = qla24xx_update_fw_options,
1416 .load_risc = qla24xx_load_risc,
1417 .pci_info_str = qla24xx_pci_info_str,
1418 .fw_version_str = qla24xx_fw_version_str,
1419 .intr_handler = qla24xx_intr_handler,
1420 .enable_intrs = qla24xx_enable_intrs,
1421 .disable_intrs = qla24xx_disable_intrs,
1422 .abort_command = qla24xx_abort_command,
1423 .target_reset = qla24xx_abort_target,
1424 .lun_reset = qla24xx_lun_reset,
1425 .fabric_login = qla24xx_login_fabric,
1426 .fabric_logout = qla24xx_fabric_logout,
1427 .calc_req_entries = NULL,
1428 .build_iocbs = NULL,
1429 .prep_ms_iocb = qla24xx_prep_ms_iocb,
1430 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
1431 .read_nvram = qla24xx_read_nvram_data,
1432 .write_nvram = qla24xx_write_nvram_data,
1433 .fw_dump = qla24xx_fw_dump,
1434 .beacon_on = qla24xx_beacon_on,
1435 .beacon_off = qla24xx_beacon_off,
1436 .beacon_blink = qla24xx_beacon_blink,
1437 .read_optrom = qla24xx_read_optrom_data,
1438 .write_optrom = qla24xx_write_optrom_data,
1439 .get_flash_version = qla24xx_get_flash_version,
1440 .start_scsi = qla24xx_start_scsi,
1443 static struct isp_operations qla25xx_isp_ops = {
1444 .pci_config = qla25xx_pci_config,
1445 .reset_chip = qla24xx_reset_chip,
1446 .chip_diag = qla24xx_chip_diag,
1447 .config_rings = qla24xx_config_rings,
1448 .reset_adapter = qla24xx_reset_adapter,
1449 .nvram_config = qla24xx_nvram_config,
1450 .update_fw_options = qla24xx_update_fw_options,
1451 .load_risc = qla24xx_load_risc,
1452 .pci_info_str = qla24xx_pci_info_str,
1453 .fw_version_str = qla24xx_fw_version_str,
1454 .intr_handler = qla24xx_intr_handler,
1455 .enable_intrs = qla24xx_enable_intrs,
1456 .disable_intrs = qla24xx_disable_intrs,
1457 .abort_command = qla24xx_abort_command,
1458 .target_reset = qla24xx_abort_target,
1459 .lun_reset = qla24xx_lun_reset,
1460 .fabric_login = qla24xx_login_fabric,
1461 .fabric_logout = qla24xx_fabric_logout,
1462 .calc_req_entries = NULL,
1463 .build_iocbs = NULL,
1464 .prep_ms_iocb = qla24xx_prep_ms_iocb,
1465 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
1466 .read_nvram = qla25xx_read_nvram_data,
1467 .write_nvram = qla25xx_write_nvram_data,
1468 .fw_dump = qla25xx_fw_dump,
1469 .beacon_on = qla24xx_beacon_on,
1470 .beacon_off = qla24xx_beacon_off,
1471 .beacon_blink = qla24xx_beacon_blink,
1472 .read_optrom = qla25xx_read_optrom_data,
1473 .write_optrom = qla24xx_write_optrom_data,
1474 .get_flash_version = qla24xx_get_flash_version,
1475 .start_scsi = qla24xx_start_scsi,
1479 qla2x00_set_isp_flags(struct qla_hw_data *ha)
1481 ha->device_type = DT_EXTENDED_IDS;
1482 switch (ha->pdev->device) {
1483 case PCI_DEVICE_ID_QLOGIC_ISP2100:
1484 ha->device_type |= DT_ISP2100;
1485 ha->device_type &= ~DT_EXTENDED_IDS;
1486 ha->fw_srisc_address = RISC_START_ADDRESS_2100;
1488 case PCI_DEVICE_ID_QLOGIC_ISP2200:
1489 ha->device_type |= DT_ISP2200;
1490 ha->device_type &= ~DT_EXTENDED_IDS;
1491 ha->fw_srisc_address = RISC_START_ADDRESS_2100;
1493 case PCI_DEVICE_ID_QLOGIC_ISP2300:
1494 ha->device_type |= DT_ISP2300;
1495 ha->device_type |= DT_ZIO_SUPPORTED;
1496 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1498 case PCI_DEVICE_ID_QLOGIC_ISP2312:
1499 ha->device_type |= DT_ISP2312;
1500 ha->device_type |= DT_ZIO_SUPPORTED;
1501 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1503 case PCI_DEVICE_ID_QLOGIC_ISP2322:
1504 ha->device_type |= DT_ISP2322;
1505 ha->device_type |= DT_ZIO_SUPPORTED;
1506 if (ha->pdev->subsystem_vendor == 0x1028 &&
1507 ha->pdev->subsystem_device == 0x0170)
1508 ha->device_type |= DT_OEM_001;
1509 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1511 case PCI_DEVICE_ID_QLOGIC_ISP6312:
1512 ha->device_type |= DT_ISP6312;
1513 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1515 case PCI_DEVICE_ID_QLOGIC_ISP6322:
1516 ha->device_type |= DT_ISP6322;
1517 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1519 case PCI_DEVICE_ID_QLOGIC_ISP2422:
1520 ha->device_type |= DT_ISP2422;
1521 ha->device_type |= DT_ZIO_SUPPORTED;
1522 ha->device_type |= DT_FWI2;
1523 ha->device_type |= DT_IIDMA;
1524 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1526 case PCI_DEVICE_ID_QLOGIC_ISP2432:
1527 ha->device_type |= DT_ISP2432;
1528 ha->device_type |= DT_ZIO_SUPPORTED;
1529 ha->device_type |= DT_FWI2;
1530 ha->device_type |= DT_IIDMA;
1531 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1533 case PCI_DEVICE_ID_QLOGIC_ISP8432:
1534 ha->device_type |= DT_ISP8432;
1535 ha->device_type |= DT_ZIO_SUPPORTED;
1536 ha->device_type |= DT_FWI2;
1537 ha->device_type |= DT_IIDMA;
1538 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1540 case PCI_DEVICE_ID_QLOGIC_ISP5422:
1541 ha->device_type |= DT_ISP5422;
1542 ha->device_type |= DT_FWI2;
1543 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1545 case PCI_DEVICE_ID_QLOGIC_ISP5432:
1546 ha->device_type |= DT_ISP5432;
1547 ha->device_type |= DT_FWI2;
1548 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1550 case PCI_DEVICE_ID_QLOGIC_ISP2532:
1551 ha->device_type |= DT_ISP2532;
1552 ha->device_type |= DT_ZIO_SUPPORTED;
1553 ha->device_type |= DT_FWI2;
1554 ha->device_type |= DT_IIDMA;
1555 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1561 qla2x00_iospace_config(struct qla_hw_data *ha)
1563 resource_size_t pio;
1566 if (pci_request_selected_regions(ha->pdev, ha->bars,
1567 QLA2XXX_DRIVER_NAME)) {
1568 qla_printk(KERN_WARNING, ha,
1569 "Failed to reserve PIO/MMIO regions (%s)\n",
1570 pci_name(ha->pdev));
1572 goto iospace_error_exit;
1574 if (!(ha->bars & 1))
1577 /* We only need PIO for Flash operations on ISP2312 v2 chips. */
1578 pio = pci_resource_start(ha->pdev, 0);
1579 if (pci_resource_flags(ha->pdev, 0) & IORESOURCE_IO) {
1580 if (pci_resource_len(ha->pdev, 0) < MIN_IOBASE_LEN) {
1581 qla_printk(KERN_WARNING, ha,
1582 "Invalid PCI I/O region size (%s)...\n",
1583 pci_name(ha->pdev));
1587 qla_printk(KERN_WARNING, ha,
1588 "region #0 not a PIO resource (%s)...\n",
1589 pci_name(ha->pdev));
1592 ha->pio_address = pio;
1595 /* Use MMIO operations for all accesses. */
1596 if (!(pci_resource_flags(ha->pdev, 1) & IORESOURCE_MEM)) {
1597 qla_printk(KERN_ERR, ha,
1598 "region #1 not an MMIO resource (%s), aborting\n",
1599 pci_name(ha->pdev));
1600 goto iospace_error_exit;
1602 if (pci_resource_len(ha->pdev, 1) < MIN_IOBASE_LEN) {
1603 qla_printk(KERN_ERR, ha,
1604 "Invalid PCI mem region size (%s), aborting\n",
1605 pci_name(ha->pdev));
1606 goto iospace_error_exit;
1609 ha->iobase = ioremap(pci_resource_start(ha->pdev, 1), MIN_IOBASE_LEN);
1611 qla_printk(KERN_ERR, ha,
1612 "cannot remap MMIO (%s), aborting\n", pci_name(ha->pdev));
1614 goto iospace_error_exit;
1617 /* Determine queue resources */
1619 if (ql2xmaxqueues > 1) {
1620 ha->mqiobase = ioremap(pci_resource_start(ha->pdev, 3),
1621 pci_resource_len(ha->pdev, 3));
1623 /* Read MSIX vector size of the board */
1624 pci_read_config_word(ha->pdev, QLA_PCI_MSIX_CONTROL,
1626 ha->msix_count = msix;
1627 /* Max queues are bounded by available msix vectors */
1628 /* queue 0 uses two msix vectors */
1629 if (ha->msix_count - 1 < ql2xmaxqueues)
1630 ha->max_queues = ha->msix_count - 1;
1631 else if (ql2xmaxqueues > QLA_MQ_SIZE)
1632 ha->max_queues = QLA_MQ_SIZE;
1634 ha->max_queues = ql2xmaxqueues;
1635 qla_printk(KERN_INFO, ha,
1636 "MSI-X vector count: %d\n", msix);
1639 ha->msix_count = ha->max_queues + 1;
1647 qla2xxx_scan_start(struct Scsi_Host *shost)
1649 scsi_qla_host_t *vha = shost_priv(shost);
1651 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1652 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
1653 set_bit(RSCN_UPDATE, &vha->dpc_flags);
1654 set_bit(NPIV_CONFIG_NEEDED, &vha->dpc_flags);
1658 qla2xxx_scan_finished(struct Scsi_Host *shost, unsigned long time)
1660 scsi_qla_host_t *vha = shost_priv(shost);
1664 if (time > vha->hw->loop_reset_delay * HZ)
1667 return atomic_read(&vha->loop_state) == LOOP_READY;
1671 * PCI driver interface
1673 static int __devinit
1674 qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
1677 struct Scsi_Host *host;
1678 scsi_qla_host_t *base_vha = NULL;
1679 struct qla_hw_data *ha;
1682 struct scsi_host_template *sht;
1683 int bars, max_id, mem_only = 0;
1684 uint16_t req_length = 0, rsp_length = 0;
1685 struct req_que *req = NULL;
1686 struct rsp_que *rsp = NULL;
1688 bars = pci_select_bars(pdev, IORESOURCE_MEM | IORESOURCE_IO);
1689 sht = &qla2x00_driver_template;
1690 if (pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2422 ||
1691 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2432 ||
1692 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8432 ||
1693 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5422 ||
1694 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5432 ||
1695 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2532) {
1696 bars = pci_select_bars(pdev, IORESOURCE_MEM);
1697 sht = &qla24xx_driver_template;
1702 if (pci_enable_device_mem(pdev))
1705 if (pci_enable_device(pdev))
1709 /* This may fail but that's ok */
1710 pci_enable_pcie_error_reporting(pdev);
1712 ha = kzalloc(sizeof(struct qla_hw_data), GFP_KERNEL);
1714 DEBUG(printk("Unable to allocate memory for ha\n"));
1719 /* Clear our data area */
1721 ha->mem_only = mem_only;
1722 spin_lock_init(&ha->hardware_lock);
1724 /* Set ISP-type information. */
1725 qla2x00_set_isp_flags(ha);
1726 /* Configure PCI I/O space */
1727 ret = qla2x00_iospace_config(ha);
1729 goto probe_hw_failed;
1731 qla_printk(KERN_INFO, ha,
1732 "Found an ISP%04X, irq %d, iobase 0x%p\n", pdev->device, pdev->irq,
1735 ha->prev_topology = 0;
1736 ha->init_cb_size = sizeof(init_cb_t);
1737 ha->link_data_rate = PORT_SPEED_UNKNOWN;
1738 ha->optrom_size = OPTROM_SIZE_2300;
1740 /* Assign ISP specific operations. */
1741 max_id = MAX_TARGETS_2200;
1742 if (IS_QLA2100(ha)) {
1743 max_id = MAX_TARGETS_2100;
1744 ha->mbx_count = MAILBOX_REGISTER_COUNT_2100;
1745 req_length = REQUEST_ENTRY_CNT_2100;
1746 rsp_length = RESPONSE_ENTRY_CNT_2100;
1747 ha->max_loop_id = SNS_LAST_LOOP_ID_2100;
1748 ha->gid_list_info_size = 4;
1749 ha->isp_ops = &qla2100_isp_ops;
1750 } else if (IS_QLA2200(ha)) {
1751 ha->mbx_count = MAILBOX_REGISTER_COUNT;
1752 req_length = REQUEST_ENTRY_CNT_2200;
1753 rsp_length = RESPONSE_ENTRY_CNT_2100;
1754 ha->max_loop_id = SNS_LAST_LOOP_ID_2100;
1755 ha->gid_list_info_size = 4;
1756 ha->isp_ops = &qla2100_isp_ops;
1757 } else if (IS_QLA23XX(ha)) {
1758 ha->mbx_count = MAILBOX_REGISTER_COUNT;
1759 req_length = REQUEST_ENTRY_CNT_2200;
1760 rsp_length = RESPONSE_ENTRY_CNT_2300;
1761 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
1762 ha->gid_list_info_size = 6;
1763 if (IS_QLA2322(ha) || IS_QLA6322(ha))
1764 ha->optrom_size = OPTROM_SIZE_2322;
1765 ha->isp_ops = &qla2300_isp_ops;
1766 } else if (IS_QLA24XX_TYPE(ha)) {
1767 ha->mbx_count = MAILBOX_REGISTER_COUNT;
1768 req_length = REQUEST_ENTRY_CNT_24XX;
1769 rsp_length = RESPONSE_ENTRY_CNT_2300;
1770 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
1771 ha->init_cb_size = sizeof(struct mid_init_cb_24xx);
1772 ha->gid_list_info_size = 8;
1773 ha->optrom_size = OPTROM_SIZE_24XX;
1774 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA24XX;
1775 ha->isp_ops = &qla24xx_isp_ops;
1776 } else if (IS_QLA25XX(ha)) {
1777 ha->mbx_count = MAILBOX_REGISTER_COUNT;
1778 req_length = REQUEST_ENTRY_CNT_24XX;
1779 rsp_length = RESPONSE_ENTRY_CNT_2300;
1780 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
1781 ha->init_cb_size = sizeof(struct mid_init_cb_24xx);
1782 ha->gid_list_info_size = 8;
1783 ha->optrom_size = OPTROM_SIZE_25XX;
1784 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX;
1785 ha->isp_ops = &qla25xx_isp_ops;
1788 mutex_init(&ha->vport_lock);
1789 init_completion(&ha->mbx_cmd_comp);
1790 complete(&ha->mbx_cmd_comp);
1791 init_completion(&ha->mbx_intr_comp);
1793 set_bit(0, (unsigned long *) ha->vp_idx_map);
1795 ret = qla2x00_mem_alloc(ha, req_length, rsp_length, &req, &rsp);
1797 qla_printk(KERN_WARNING, ha,
1798 "[ERROR] Failed to allocate memory for adapter\n");
1800 goto probe_hw_failed;
1803 req->max_q_depth = MAX_Q_DEPTH;
1804 if (ql2xmaxqdepth != 0 && ql2xmaxqdepth <= 0xffffU)
1805 req->max_q_depth = ql2xmaxqdepth;
1808 base_vha = qla2x00_create_host(sht, ha);
1810 qla_printk(KERN_WARNING, ha,
1811 "[ERROR] Failed to allocate memory for scsi_host\n");
1814 goto probe_hw_failed;
1817 pci_set_drvdata(pdev, base_vha);
1819 qla2x00_config_dma_addressing(base_vha);
1821 host = base_vha->host;
1822 base_vha->req_ques[0] = req->id;
1823 host->can_queue = req->length + 128;
1824 if (IS_QLA2XXX_MIDTYPE(ha))
1825 base_vha->mgmt_svr_loop_id = 10 + base_vha->vp_idx;
1827 base_vha->mgmt_svr_loop_id = MANAGEMENT_SERVER +
1830 host->sg_tablesize = 32;
1831 host->max_id = max_id;
1832 host->this_id = 255;
1833 host->cmd_per_lun = 3;
1834 host->unique_id = host->host_no;
1835 host->max_cmd_len = MAX_CMDSZ;
1836 host->max_channel = MAX_BUSES - 1;
1837 host->max_lun = MAX_LUNS;
1838 host->transportt = qla2xxx_transport_template;
1840 /* Set up the irqs */
1841 ret = qla2x00_request_irqs(ha, rsp);
1845 /* Alloc arrays of request and response ring ptrs */
1846 if (!qla2x00_alloc_queues(ha)) {
1847 qla_printk(KERN_WARNING, ha,
1848 "[ERROR] Failed to allocate memory for queue"
1852 ha->rsp_q_map[0] = rsp;
1853 ha->req_q_map[0] = req;
1855 if (qla2x00_initialize_adapter(base_vha)) {
1856 qla_printk(KERN_WARNING, ha,
1857 "Failed to initialize adapter\n");
1859 DEBUG2(printk("scsi(%ld): Failed to initialize adapter - "
1860 "Adapter flags %x.\n",
1861 base_vha->host_no, base_vha->device_flags));
1868 * Startup the kernel thread for this host adapter
1870 ha->dpc_thread = kthread_create(qla2x00_do_dpc, ha,
1871 "%s_dpc", base_vha->host_str);
1872 if (IS_ERR(ha->dpc_thread)) {
1873 qla_printk(KERN_WARNING, ha,
1874 "Unable to start DPC thread!\n");
1875 ret = PTR_ERR(ha->dpc_thread);
1879 list_add_tail(&base_vha->list, &ha->vp_list);
1880 base_vha->host->irq = ha->pdev->irq;
1882 /* Initialized the timer */
1883 qla2x00_start_timer(base_vha, qla2x00_timer, WATCH_INTERVAL);
1885 DEBUG2(printk("DEBUG: detect hba %ld at address = %p\n",
1886 base_vha->host_no, ha));
1888 base_vha->flags.init_done = 1;
1889 base_vha->flags.online = 1;
1891 ret = scsi_add_host(host, &pdev->dev);
1895 ha->isp_ops->enable_intrs(ha);
1897 scsi_scan_host(host);
1899 qla2x00_alloc_sysfs_attr(base_vha);
1901 qla2x00_init_host_attr(base_vha);
1903 qla2x00_dfs_setup(base_vha);
1905 qla_printk(KERN_INFO, ha, "\n"
1906 " QLogic Fibre Channel HBA Driver: %s\n"
1908 " ISP%04X: %s @ %s hdma%c, host#=%ld, fw=%s\n",
1909 qla2x00_version_str, ha->model_number,
1910 ha->model_desc ? ha->model_desc : "", pdev->device,
1911 ha->isp_ops->pci_info_str(base_vha, pci_info), pci_name(pdev),
1912 ha->flags.enable_64bit_addressing ? '+' : '-', base_vha->host_no,
1913 ha->isp_ops->fw_version_str(base_vha, fw_str));
1918 qla2x00_free_que(ha, req, rsp);
1919 qla2x00_free_device(base_vha);
1921 scsi_host_put(base_vha->host);
1925 iounmap(ha->iobase);
1927 pci_release_selected_regions(ha->pdev, ha->bars);
1932 pci_disable_device(pdev);
1937 qla2x00_remove_one(struct pci_dev *pdev)
1939 scsi_qla_host_t *base_vha, *vha, *temp;
1940 struct qla_hw_data *ha;
1942 base_vha = pci_get_drvdata(pdev);
1945 list_for_each_entry_safe(vha, temp, &ha->vp_list, list) {
1946 if (vha && vha->fc_vport)
1947 fc_vport_terminate(vha->fc_vport);
1950 set_bit(UNLOADING, &base_vha->dpc_flags);
1952 qla2x00_dfs_remove(base_vha);
1954 qla84xx_put_chip(base_vha);
1956 qla2x00_free_sysfs_attr(base_vha);
1958 fc_remove_host(base_vha->host);
1960 scsi_remove_host(base_vha->host);
1962 qla2x00_free_device(base_vha);
1964 scsi_host_put(base_vha->host);
1967 iounmap(ha->iobase);
1970 iounmap(ha->mqiobase);
1972 pci_release_selected_regions(ha->pdev, ha->bars);
1976 pci_disable_device(pdev);
1977 pci_set_drvdata(pdev, NULL);
1981 qla2x00_free_device(scsi_qla_host_t *vha)
1983 struct qla_hw_data *ha = vha->hw;
1984 qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16);
1987 if (vha->timer_active)
1988 qla2x00_stop_timer(vha);
1990 vha->flags.online = 0;
1992 /* Kill the kernel thread for this host */
1993 if (ha->dpc_thread) {
1994 struct task_struct *t = ha->dpc_thread;
1997 * qla2xxx_wake_dpc checks for ->dpc_thread
1998 * so we need to zero it out.
2000 ha->dpc_thread = NULL;
2004 if (ha->flags.fce_enabled)
2005 qla2x00_disable_fce_trace(vha, NULL, NULL);
2008 qla2x00_disable_eft_trace(vha);
2010 /* Stop currently executing firmware. */
2011 qla2x00_try_to_stop_firmware(vha);
2013 /* turn-off interrupts on the card */
2014 if (ha->interrupts_on)
2015 ha->isp_ops->disable_intrs(ha);
2017 qla2x00_free_irqs(vha);
2019 qla2x00_mem_free(ha);
2021 qla2x00_free_queues(ha);
2025 qla2x00_schedule_rport_del(struct scsi_qla_host *vha, fc_port_t *fcport,
2028 struct fc_rport *rport;
2033 rport = fcport->rport;
2035 spin_lock_irq(vha->host->host_lock);
2036 fcport->drport = rport;
2037 spin_unlock_irq(vha->host->host_lock);
2038 set_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags);
2039 qla2xxx_wake_dpc(vha);
2041 fc_remote_port_delete(rport);
2045 * qla2x00_mark_device_lost Updates fcport state when device goes offline.
2047 * Input: ha = adapter block pointer. fcport = port structure pointer.
2053 void qla2x00_mark_device_lost(scsi_qla_host_t *vha, fc_port_t *fcport,
2054 int do_login, int defer)
2056 if (atomic_read(&fcport->state) == FCS_ONLINE &&
2057 vha->vp_idx == fcport->vp_idx) {
2058 atomic_set(&fcport->state, FCS_DEVICE_LOST);
2059 qla2x00_schedule_rport_del(vha, fcport, defer);
2062 * We may need to retry the login, so don't change the state of the
2063 * port but do the retries.
2065 if (atomic_read(&fcport->state) != FCS_DEVICE_DEAD)
2066 atomic_set(&fcport->state, FCS_DEVICE_LOST);
2071 if (fcport->login_retry == 0) {
2072 fcport->login_retry = vha->hw->login_retry_count;
2073 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
2075 DEBUG(printk("scsi(%ld): Port login retry: "
2076 "%02x%02x%02x%02x%02x%02x%02x%02x, "
2077 "id = 0x%04x retry cnt=%d\n",
2079 fcport->port_name[0],
2080 fcport->port_name[1],
2081 fcport->port_name[2],
2082 fcport->port_name[3],
2083 fcport->port_name[4],
2084 fcport->port_name[5],
2085 fcport->port_name[6],
2086 fcport->port_name[7],
2088 fcport->login_retry));
2093 * qla2x00_mark_all_devices_lost
2094 * Updates fcport state when device goes offline.
2097 * ha = adapter block pointer.
2098 * fcport = port structure pointer.
2106 qla2x00_mark_all_devices_lost(scsi_qla_host_t *vha, int defer)
2110 list_for_each_entry(fcport, &vha->vp_fcports, list) {
2111 if (vha->vp_idx != fcport->vp_idx)
2114 * No point in marking the device as lost, if the device is
2117 if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD)
2119 if (atomic_read(&fcport->state) == FCS_ONLINE) {
2120 atomic_set(&fcport->state, FCS_DEVICE_LOST);
2121 qla2x00_schedule_rport_del(vha, fcport, defer);
2123 atomic_set(&fcport->state, FCS_DEVICE_LOST);
2129 * Allocates adapter memory.
2136 qla2x00_mem_alloc(struct qla_hw_data *ha, uint16_t req_len, uint16_t rsp_len,
2137 struct req_que **req, struct rsp_que **rsp)
2141 ha->init_cb_size = sizeof(init_cb_t);
2142 if (IS_QLA2XXX_MIDTYPE(ha))
2143 ha->init_cb_size = sizeof(struct mid_init_cb_24xx);
2145 ha->init_cb = dma_alloc_coherent(&ha->pdev->dev, ha->init_cb_size,
2146 &ha->init_cb_dma, GFP_KERNEL);
2150 ha->gid_list = dma_alloc_coherent(&ha->pdev->dev, GID_LIST_SIZE,
2151 &ha->gid_list_dma, GFP_KERNEL);
2153 goto fail_free_init_cb;
2155 ha->srb_mempool = mempool_create_slab_pool(SRB_MIN_REQ, srb_cachep);
2156 if (!ha->srb_mempool)
2157 goto fail_free_gid_list;
2159 /* Get memory for cached NVRAM */
2160 ha->nvram = kzalloc(MAX_NVRAM_SIZE, GFP_KERNEL);
2162 goto fail_free_srb_mempool;
2164 snprintf(name, sizeof(name), "%s_%d", QLA2XXX_DRIVER_NAME,
2166 ha->s_dma_pool = dma_pool_create(name, &ha->pdev->dev,
2167 DMA_POOL_SIZE, 8, 0);
2168 if (!ha->s_dma_pool)
2169 goto fail_free_nvram;
2171 /* Allocate memory for SNS commands */
2172 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
2173 /* Get consistent memory allocated for SNS commands */
2174 ha->sns_cmd = dma_alloc_coherent(&ha->pdev->dev,
2175 sizeof(struct sns_cmd_pkt), &ha->sns_cmd_dma, GFP_KERNEL);
2179 /* Get consistent memory allocated for MS IOCB */
2180 ha->ms_iocb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
2184 /* Get consistent memory allocated for CT SNS commands */
2185 ha->ct_sns = dma_alloc_coherent(&ha->pdev->dev,
2186 sizeof(struct ct_sns_pkt), &ha->ct_sns_dma, GFP_KERNEL);
2188 goto fail_free_ms_iocb;
2191 /* Allocate memory for request ring */
2192 *req = kzalloc(sizeof(struct req_que), GFP_KERNEL);
2194 DEBUG(printk("Unable to allocate memory for req\n"));
2197 (*req)->length = req_len;
2198 (*req)->ring = dma_alloc_coherent(&ha->pdev->dev,
2199 ((*req)->length + 1) * sizeof(request_t),
2200 &(*req)->dma, GFP_KERNEL);
2201 if (!(*req)->ring) {
2202 DEBUG(printk("Unable to allocate memory for req_ring\n"));
2205 /* Allocate memory for response ring */
2206 *rsp = kzalloc(sizeof(struct rsp_que), GFP_KERNEL);
2208 qla_printk(KERN_WARNING, ha,
2209 "Unable to allocate memory for rsp\n");
2213 (*rsp)->length = rsp_len;
2214 (*rsp)->ring = dma_alloc_coherent(&ha->pdev->dev,
2215 ((*rsp)->length + 1) * sizeof(response_t),
2216 &(*rsp)->dma, GFP_KERNEL);
2217 if (!(*rsp)->ring) {
2218 qla_printk(KERN_WARNING, ha,
2219 "Unable to allocate memory for rsp_ring\n");
2224 /* Allocate memory for NVRAM data for vports */
2225 if (ha->nvram_npiv_size) {
2226 ha->npiv_info = kzalloc(sizeof(struct qla_npiv_entry) *
2227 ha->nvram_npiv_size, GFP_KERNEL);
2228 if (!ha->npiv_info) {
2229 qla_printk(KERN_WARNING, ha,
2230 "Unable to allocate memory for npiv info\n");
2231 goto fail_npiv_info;
2234 ha->npiv_info = NULL;
2236 INIT_LIST_HEAD(&ha->vp_list);
2240 dma_free_coherent(&ha->pdev->dev, ((*rsp)->length + 1) *
2241 sizeof(response_t), (*rsp)->ring, (*rsp)->dma);
2242 (*rsp)->ring = NULL;
2247 dma_free_coherent(&ha->pdev->dev, ((*req)->length + 1) *
2248 sizeof(request_t), (*req)->ring, (*req)->dma);
2249 (*req)->ring = NULL;
2254 dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt),
2255 ha->ct_sns, ha->ct_sns_dma);
2259 dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma);
2261 ha->ms_iocb_dma = 0;
2263 dma_pool_destroy(ha->s_dma_pool);
2264 ha->s_dma_pool = NULL;
2268 fail_free_srb_mempool:
2269 mempool_destroy(ha->srb_mempool);
2270 ha->srb_mempool = NULL;
2272 dma_free_coherent(&ha->pdev->dev, GID_LIST_SIZE, ha->gid_list,
2274 ha->gid_list = NULL;
2275 ha->gid_list_dma = 0;
2277 dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, ha->init_cb,
2280 ha->init_cb_dma = 0;
2282 DEBUG(printk("%s: Memory allocation failure\n", __func__));
2288 * Frees all adapter allocated memory.
2291 * ha = adapter block pointer.
2294 qla2x00_mem_free(struct qla_hw_data *ha)
2296 if (ha->srb_mempool)
2297 mempool_destroy(ha->srb_mempool);
2300 dma_free_coherent(&ha->pdev->dev, FCE_SIZE, ha->fce,
2305 dma_free_coherent(&ha->pdev->dev,
2306 ntohl(ha->fw_dump->eft_size), ha->eft, ha->eft_dma);
2311 dma_free_coherent(&ha->pdev->dev, sizeof(struct sns_cmd_pkt),
2312 ha->sns_cmd, ha->sns_cmd_dma);
2315 dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt),
2316 ha->ct_sns, ha->ct_sns_dma);
2319 dma_pool_free(ha->s_dma_pool, ha->sfp_data, ha->sfp_data_dma);
2322 dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma);
2325 dma_pool_destroy(ha->s_dma_pool);
2329 dma_free_coherent(&ha->pdev->dev, GID_LIST_SIZE, ha->gid_list,
2334 dma_free_coherent(&ha->pdev->dev, ha->init_cb_size,
2335 ha->init_cb, ha->init_cb_dma);
2336 vfree(ha->optrom_buffer);
2338 kfree(ha->npiv_info);
2340 ha->srb_mempool = NULL;
2344 ha->sns_cmd_dma = 0;
2348 ha->ms_iocb_dma = 0;
2350 ha->init_cb_dma = 0;
2352 ha->s_dma_pool = NULL;
2354 ha->gid_list = NULL;
2355 ha->gid_list_dma = 0;
2359 ha->fw_dump_reading = 0;
2362 struct scsi_qla_host *qla2x00_create_host(struct scsi_host_template *sht,
2363 struct qla_hw_data *ha)
2365 struct Scsi_Host *host;
2366 struct scsi_qla_host *vha = NULL;
2368 host = scsi_host_alloc(sht, sizeof(scsi_qla_host_t));
2371 "qla2xxx: Couldn't allocate host from scsi layer!\n");
2375 /* Clear our data area */
2376 vha = shost_priv(host);
2377 memset(vha, 0, sizeof(scsi_qla_host_t));
2380 vha->host_no = host->host_no;
2383 INIT_LIST_HEAD(&vha->vp_fcports);
2384 INIT_LIST_HEAD(&vha->work_list);
2385 INIT_LIST_HEAD(&vha->list);
2387 sprintf(vha->host_str, "%s_%ld", QLA2XXX_DRIVER_NAME, vha->host_no);
2394 static struct qla_work_evt *
2395 qla2x00_alloc_work(struct scsi_qla_host *vha, enum qla_work_type type,
2398 struct qla_work_evt *e;
2400 e = kzalloc(sizeof(struct qla_work_evt), locked ? GFP_ATOMIC:
2405 INIT_LIST_HEAD(&e->list);
2407 e->flags = QLA_EVT_FLAG_FREE;
2412 qla2x00_post_work(struct scsi_qla_host *vha, struct qla_work_evt *e, int locked)
2414 unsigned long uninitialized_var(flags);
2415 struct qla_hw_data *ha = vha->hw;
2418 spin_lock_irqsave(&ha->hardware_lock, flags);
2419 list_add_tail(&e->list, &vha->work_list);
2420 qla2xxx_wake_dpc(vha);
2422 spin_unlock_irqrestore(&ha->hardware_lock, flags);
2427 qla2x00_post_aen_work(struct scsi_qla_host *vha, enum fc_host_event_code code,
2430 struct qla_work_evt *e;
2432 e = qla2x00_alloc_work(vha, QLA_EVT_AEN, 1);
2434 return QLA_FUNCTION_FAILED;
2436 e->u.aen.code = code;
2437 e->u.aen.data = data;
2438 return qla2x00_post_work(vha, e, 1);
2442 qla2x00_post_hwe_work(struct scsi_qla_host *vha, uint16_t code, uint16_t d1,
2443 uint16_t d2, uint16_t d3)
2445 struct qla_work_evt *e;
2447 e = qla2x00_alloc_work(vha, QLA_EVT_HWE_LOG, 1);
2449 return QLA_FUNCTION_FAILED;
2451 e->u.hwe.code = code;
2455 return qla2x00_post_work(vha, e, 1);
2459 qla2x00_do_work(struct scsi_qla_host *vha)
2461 struct qla_work_evt *e;
2462 struct qla_hw_data *ha = vha->hw;
2464 spin_lock_irq(&ha->hardware_lock);
2465 while (!list_empty(&vha->work_list)) {
2466 e = list_entry(vha->work_list.next, struct qla_work_evt, list);
2467 list_del_init(&e->list);
2468 spin_unlock_irq(&ha->hardware_lock);
2472 fc_host_post_event(vha->host, fc_get_event_number(),
2473 e->u.aen.code, e->u.aen.data);
2475 case QLA_EVT_HWE_LOG:
2476 qla2xxx_hw_event_log(vha, e->u.hwe.code, e->u.hwe.d1,
2477 e->u.hwe.d2, e->u.hwe.d3);
2480 if (e->flags & QLA_EVT_FLAG_FREE)
2482 spin_lock_irq(&ha->hardware_lock);
2484 spin_unlock_irq(&ha->hardware_lock);
2486 /* Relogins all the fcports of a vport
2487 * Context: dpc thread
2489 void qla2x00_relogin(struct scsi_qla_host *vha)
2493 uint16_t next_loopid = 0;
2494 struct qla_hw_data *ha = vha->hw;
2496 list_for_each_entry(fcport, &vha->vp_fcports, list) {
2498 * If the port is not ONLINE then try to login
2499 * to it if we haven't run out of retries.
2501 if (atomic_read(&fcport->state) !=
2502 FCS_ONLINE && fcport->login_retry) {
2504 if (fcport->flags & FCF_FABRIC_DEVICE) {
2505 if (fcport->flags & FCF_TAPE_PRESENT)
2506 ha->isp_ops->fabric_logout(vha,
2508 fcport->d_id.b.domain,
2509 fcport->d_id.b.area,
2510 fcport->d_id.b.al_pa);
2512 status = qla2x00_fabric_login(vha, fcport,
2515 status = qla2x00_local_device_login(vha,
2518 fcport->login_retry--;
2519 if (status == QLA_SUCCESS) {
2520 fcport->old_loop_id = fcport->loop_id;
2522 DEBUG(printk("scsi(%ld): port login OK: logged "
2523 "in ID 0x%x\n", vha->host_no, fcport->loop_id));
2525 qla2x00_update_fcport(vha, fcport);
2527 } else if (status == 1) {
2528 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
2529 /* retry the login again */
2530 DEBUG(printk("scsi(%ld): Retrying"
2531 " %d login again loop_id 0x%x\n",
2532 vha->host_no, fcport->login_retry,
2535 fcport->login_retry = 0;
2538 if (fcport->login_retry == 0 && status != QLA_SUCCESS)
2539 fcport->loop_id = FC_NO_LOOP_ID;
2541 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
2546 /**************************************************************************
2548 * This kernel thread is a task that is schedule by the interrupt handler
2549 * to perform the background processing for interrupts.
2552 * This task always run in the context of a kernel thread. It
2553 * is kick-off by the driver's detect code and starts up
2554 * up one per adapter. It immediately goes to sleep and waits for
2555 * some fibre event. When either the interrupt handler or
2556 * the timer routine detects a event it will one of the task
2557 * bits then wake us up.
2558 **************************************************************************/
2560 qla2x00_do_dpc(void *data)
2563 scsi_qla_host_t *base_vha;
2564 struct qla_hw_data *ha;
2566 ha = (struct qla_hw_data *)data;
2567 base_vha = pci_get_drvdata(ha->pdev);
2569 set_user_nice(current, -20);
2571 while (!kthread_should_stop()) {
2572 DEBUG3(printk("qla2x00: DPC handler sleeping\n"));
2574 set_current_state(TASK_INTERRUPTIBLE);
2576 __set_current_state(TASK_RUNNING);
2578 DEBUG3(printk("qla2x00: DPC handler waking up\n"));
2580 /* Initialization not yet finished. Don't do anything yet. */
2581 if (!base_vha->flags.init_done)
2584 DEBUG3(printk("scsi(%ld): DPC handler\n", base_vha->host_no));
2588 if (ha->flags.mbox_busy) {
2593 qla2x00_do_work(base_vha);
2595 if (test_and_clear_bit(ISP_ABORT_NEEDED,
2596 &base_vha->dpc_flags)) {
2598 DEBUG(printk("scsi(%ld): dpc: sched "
2599 "qla2x00_abort_isp ha = %p\n",
2600 base_vha->host_no, ha));
2601 if (!(test_and_set_bit(ABORT_ISP_ACTIVE,
2602 &base_vha->dpc_flags))) {
2604 if (qla2x00_abort_isp(base_vha)) {
2605 /* failed. retry later */
2606 set_bit(ISP_ABORT_NEEDED,
2607 &base_vha->dpc_flags);
2609 clear_bit(ABORT_ISP_ACTIVE,
2610 &base_vha->dpc_flags);
2613 DEBUG(printk("scsi(%ld): dpc: qla2x00_abort_isp end\n",
2614 base_vha->host_no));
2617 if (test_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags)) {
2618 qla2x00_update_fcports(base_vha);
2619 clear_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags);
2622 if (test_and_clear_bit(RESET_MARKER_NEEDED,
2623 &base_vha->dpc_flags) &&
2624 (!(test_and_set_bit(RESET_ACTIVE, &base_vha->dpc_flags)))) {
2626 DEBUG(printk("scsi(%ld): qla2x00_reset_marker()\n",
2627 base_vha->host_no));
2629 qla2x00_rst_aen(base_vha);
2630 clear_bit(RESET_ACTIVE, &base_vha->dpc_flags);
2633 /* Retry each device up to login retry count */
2634 if ((test_and_clear_bit(RELOGIN_NEEDED,
2635 &base_vha->dpc_flags)) &&
2636 !test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags) &&
2637 atomic_read(&base_vha->loop_state) != LOOP_DOWN) {
2639 DEBUG(printk("scsi(%ld): qla2x00_port_login()\n",
2640 base_vha->host_no));
2641 qla2x00_relogin(base_vha);
2643 DEBUG(printk("scsi(%ld): qla2x00_port_login - end\n",
2644 base_vha->host_no));
2647 if (test_and_clear_bit(LOOP_RESYNC_NEEDED,
2648 &base_vha->dpc_flags)) {
2650 DEBUG(printk("scsi(%ld): qla2x00_loop_resync()\n",
2651 base_vha->host_no));
2653 if (!(test_and_set_bit(LOOP_RESYNC_ACTIVE,
2654 &base_vha->dpc_flags))) {
2656 rval = qla2x00_loop_resync(base_vha);
2658 clear_bit(LOOP_RESYNC_ACTIVE,
2659 &base_vha->dpc_flags);
2662 DEBUG(printk("scsi(%ld): qla2x00_loop_resync - end\n",
2663 base_vha->host_no));
2666 if (test_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags) &&
2667 atomic_read(&base_vha->loop_state) == LOOP_READY) {
2668 clear_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags);
2669 qla2xxx_flash_npiv_conf(base_vha);
2672 if (!ha->interrupts_on)
2673 ha->isp_ops->enable_intrs(ha);
2675 if (test_and_clear_bit(BEACON_BLINK_NEEDED,
2676 &base_vha->dpc_flags))
2677 ha->isp_ops->beacon_blink(base_vha);
2679 qla2x00_do_dpc_all_vps(base_vha);
2682 } /* End of while(1) */
2684 DEBUG(printk("scsi(%ld): DPC handler exiting\n", base_vha->host_no));
2687 * Make sure that nobody tries to wake us up again.
2695 qla2xxx_wake_dpc(struct scsi_qla_host *vha)
2697 struct qla_hw_data *ha = vha->hw;
2698 struct task_struct *t = ha->dpc_thread;
2700 if (!test_bit(UNLOADING, &vha->dpc_flags) && t)
2706 * Processes asynchronous reset.
2709 * ha = adapter block pointer.
2712 qla2x00_rst_aen(scsi_qla_host_t *vha)
2714 if (vha->flags.online && !vha->flags.reset_active &&
2715 !atomic_read(&vha->loop_down_timer) &&
2716 !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))) {
2718 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
2721 * Issue marker command only when we are going to start
2724 vha->marker_needed = 1;
2725 } while (!atomic_read(&vha->loop_down_timer) &&
2726 (test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags)));
2731 qla2x00_sp_free_dma(srb_t *sp)
2733 struct scsi_cmnd *cmd = sp->cmd;
2735 if (sp->flags & SRB_DMA_VALID) {
2736 scsi_dma_unmap(cmd);
2737 sp->flags &= ~SRB_DMA_VALID;
2743 qla2x00_sp_compl(struct qla_hw_data *ha, srb_t *sp)
2745 struct scsi_cmnd *cmd = sp->cmd;
2747 qla2x00_sp_free_dma(sp);
2749 mempool_free(sp, ha->srb_mempool);
2751 cmd->scsi_done(cmd);
2754 /**************************************************************************
2760 * Context: Interrupt
2761 ***************************************************************************/
2763 qla2x00_timer(scsi_qla_host_t *vha)
2765 unsigned long cpu_flags = 0;
2771 struct qla_hw_data *ha = vha->hw;
2772 struct req_que *req;
2774 * Ports - Port down timer.
2776 * Whenever, a port is in the LOST state we start decrementing its port
2777 * down timer every second until it reaches zero. Once it reaches zero
2778 * the port it marked DEAD.
2781 list_for_each_entry(fcport, &vha->vp_fcports, list) {
2782 if (fcport->port_type != FCT_TARGET)
2785 if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) {
2787 if (atomic_read(&fcport->port_down_timer) == 0)
2790 if (atomic_dec_and_test(&fcport->port_down_timer) != 0)
2791 atomic_set(&fcport->state, FCS_DEVICE_DEAD);
2793 DEBUG(printk("scsi(%ld): fcport-%d - port retry count: "
2796 t, atomic_read(&fcport->port_down_timer)));
2799 } /* End of for fcport */
2802 /* Loop down handler. */
2803 if (atomic_read(&vha->loop_down_timer) > 0 &&
2804 !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))
2805 && vha->flags.online) {
2807 if (atomic_read(&vha->loop_down_timer) ==
2808 vha->loop_down_abort_time) {
2810 DEBUG(printk("scsi(%ld): Loop Down - aborting the "
2811 "queues before time expire\n",
2814 if (!IS_QLA2100(ha) && vha->link_down_timeout)
2815 atomic_set(&vha->loop_state, LOOP_DEAD);
2817 /* Schedule an ISP abort to return any tape commands. */
2818 /* NPIV - scan physical port only */
2820 spin_lock_irqsave(&ha->hardware_lock,
2822 req = ha->req_q_map[0];
2824 index < MAX_OUTSTANDING_COMMANDS;
2828 sp = req->outstanding_cmds[index];
2832 if (!(sfcp->flags & FCF_TAPE_PRESENT))
2835 set_bit(ISP_ABORT_NEEDED,
2839 spin_unlock_irqrestore(&ha->hardware_lock,
2842 set_bit(ABORT_QUEUES_NEEDED, &vha->dpc_flags);
2846 /* if the loop has been down for 4 minutes, reinit adapter */
2847 if (atomic_dec_and_test(&vha->loop_down_timer) != 0) {
2848 DEBUG(printk("scsi(%ld): Loop down exceed 4 mins - "
2849 "restarting queues.\n",
2852 set_bit(RESTART_QUEUES_NEEDED, &vha->dpc_flags);
2855 if (!(vha->device_flags & DFLG_NO_CABLE) &&
2857 DEBUG(printk("scsi(%ld): Loop down - "
2860 qla_printk(KERN_WARNING, ha,
2861 "Loop down - aborting ISP.\n");
2863 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2866 DEBUG3(printk("scsi(%ld): Loop Down - seconds remaining %d\n",
2868 atomic_read(&vha->loop_down_timer)));
2871 /* Check if beacon LED needs to be blinked */
2872 if (ha->beacon_blink_led == 1) {
2873 set_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags);
2877 /* Process any deferred work. */
2878 if (!list_empty(&vha->work_list))
2881 /* Schedule the DPC routine if needed */
2882 if ((test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
2883 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags) ||
2884 test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags) ||
2886 test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags) ||
2887 test_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags) ||
2888 test_bit(VP_DPC_NEEDED, &vha->dpc_flags) ||
2889 test_bit(RELOGIN_NEEDED, &vha->dpc_flags)))
2890 qla2xxx_wake_dpc(vha);
2892 qla2x00_restart_timer(vha, WATCH_INTERVAL);
2895 /* Firmware interface routines. */
2898 #define FW_ISP21XX 0
2899 #define FW_ISP22XX 1
2900 #define FW_ISP2300 2
2901 #define FW_ISP2322 3
2902 #define FW_ISP24XX 4
2903 #define FW_ISP25XX 5
2905 #define FW_FILE_ISP21XX "ql2100_fw.bin"
2906 #define FW_FILE_ISP22XX "ql2200_fw.bin"
2907 #define FW_FILE_ISP2300 "ql2300_fw.bin"
2908 #define FW_FILE_ISP2322 "ql2322_fw.bin"
2909 #define FW_FILE_ISP24XX "ql2400_fw.bin"
2910 #define FW_FILE_ISP25XX "ql2500_fw.bin"
2912 static DEFINE_MUTEX(qla_fw_lock);
2914 static struct fw_blob qla_fw_blobs[FW_BLOBS] = {
2915 { .name = FW_FILE_ISP21XX, .segs = { 0x1000, 0 }, },
2916 { .name = FW_FILE_ISP22XX, .segs = { 0x1000, 0 }, },
2917 { .name = FW_FILE_ISP2300, .segs = { 0x800, 0 }, },
2918 { .name = FW_FILE_ISP2322, .segs = { 0x800, 0x1c000, 0x1e000, 0 }, },
2919 { .name = FW_FILE_ISP24XX, },
2920 { .name = FW_FILE_ISP25XX, },
2924 qla2x00_request_firmware(scsi_qla_host_t *vha)
2926 struct qla_hw_data *ha = vha->hw;
2927 struct fw_blob *blob;
2930 if (IS_QLA2100(ha)) {
2931 blob = &qla_fw_blobs[FW_ISP21XX];
2932 } else if (IS_QLA2200(ha)) {
2933 blob = &qla_fw_blobs[FW_ISP22XX];
2934 } else if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
2935 blob = &qla_fw_blobs[FW_ISP2300];
2936 } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) {
2937 blob = &qla_fw_blobs[FW_ISP2322];
2938 } else if (IS_QLA24XX_TYPE(ha)) {
2939 blob = &qla_fw_blobs[FW_ISP24XX];
2940 } else if (IS_QLA25XX(ha)) {
2941 blob = &qla_fw_blobs[FW_ISP25XX];
2944 mutex_lock(&qla_fw_lock);
2948 if (request_firmware(&blob->fw, blob->name, &ha->pdev->dev)) {
2949 DEBUG2(printk("scsi(%ld): Failed to load firmware image "
2950 "(%s).\n", vha->host_no, blob->name));
2957 mutex_unlock(&qla_fw_lock);
2962 qla2x00_release_firmware(void)
2966 mutex_lock(&qla_fw_lock);
2967 for (idx = 0; idx < FW_BLOBS; idx++)
2968 if (qla_fw_blobs[idx].fw)
2969 release_firmware(qla_fw_blobs[idx].fw);
2970 mutex_unlock(&qla_fw_lock);
2973 static pci_ers_result_t
2974 qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
2977 case pci_channel_io_normal:
2978 return PCI_ERS_RESULT_CAN_RECOVER;
2979 case pci_channel_io_frozen:
2980 pci_disable_device(pdev);
2981 return PCI_ERS_RESULT_NEED_RESET;
2982 case pci_channel_io_perm_failure:
2983 qla2x00_remove_one(pdev);
2984 return PCI_ERS_RESULT_DISCONNECT;
2986 return PCI_ERS_RESULT_NEED_RESET;
2989 static pci_ers_result_t
2990 qla2xxx_pci_mmio_enabled(struct pci_dev *pdev)
2992 int risc_paused = 0;
2994 unsigned long flags;
2995 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
2996 struct qla_hw_data *ha = base_vha->hw;
2997 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
2998 struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24;
3000 spin_lock_irqsave(&ha->hardware_lock, flags);
3001 if (IS_QLA2100(ha) || IS_QLA2200(ha)){
3002 stat = RD_REG_DWORD(®->hccr);
3003 if (stat & HCCR_RISC_PAUSE)
3005 } else if (IS_QLA23XX(ha)) {
3006 stat = RD_REG_DWORD(®->u.isp2300.host_status);
3007 if (stat & HSR_RISC_PAUSED)
3009 } else if (IS_FWI2_CAPABLE(ha)) {
3010 stat = RD_REG_DWORD(®24->host_status);
3011 if (stat & HSRX_RISC_PAUSED)
3014 spin_unlock_irqrestore(&ha->hardware_lock, flags);
3017 qla_printk(KERN_INFO, ha, "RISC paused -- mmio_enabled, "
3018 "Dumping firmware!\n");
3019 ha->isp_ops->fw_dump(base_vha, 0);
3021 return PCI_ERS_RESULT_NEED_RESET;
3023 return PCI_ERS_RESULT_RECOVERED;
3026 static pci_ers_result_t
3027 qla2xxx_pci_slot_reset(struct pci_dev *pdev)
3029 pci_ers_result_t ret = PCI_ERS_RESULT_DISCONNECT;
3030 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
3031 struct qla_hw_data *ha = base_vha->hw;
3035 rc = pci_enable_device_mem(pdev);
3037 rc = pci_enable_device(pdev);
3040 qla_printk(KERN_WARNING, ha,
3041 "Can't re-enable PCI device after reset.\n");
3045 pci_set_master(pdev);
3047 if (ha->isp_ops->pci_config(base_vha))
3050 set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
3051 if (qla2x00_abort_isp(base_vha) == QLA_SUCCESS)
3052 ret = PCI_ERS_RESULT_RECOVERED;
3053 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
3059 qla2xxx_pci_resume(struct pci_dev *pdev)
3061 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
3062 struct qla_hw_data *ha = base_vha->hw;
3065 ret = qla2x00_wait_for_hba_online(base_vha);
3066 if (ret != QLA_SUCCESS) {
3067 qla_printk(KERN_ERR, ha,
3068 "the device failed to resume I/O "
3069 "from slot/link_reset");
3071 pci_cleanup_aer_uncorrect_error_status(pdev);
3074 static struct pci_error_handlers qla2xxx_err_handler = {
3075 .error_detected = qla2xxx_pci_error_detected,
3076 .mmio_enabled = qla2xxx_pci_mmio_enabled,
3077 .slot_reset = qla2xxx_pci_slot_reset,
3078 .resume = qla2xxx_pci_resume,
3081 static struct pci_device_id qla2xxx_pci_tbl[] = {
3082 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2100) },
3083 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2200) },
3084 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2300) },
3085 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2312) },
3086 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2322) },
3087 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6312) },
3088 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6322) },
3089 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2422) },
3090 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2432) },
3091 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8432) },
3092 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5422) },
3093 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5432) },
3094 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2532) },
3097 MODULE_DEVICE_TABLE(pci, qla2xxx_pci_tbl);
3099 static struct pci_driver qla2xxx_pci_driver = {
3100 .name = QLA2XXX_DRIVER_NAME,
3102 .owner = THIS_MODULE,
3104 .id_table = qla2xxx_pci_tbl,
3105 .probe = qla2x00_probe_one,
3106 .remove = qla2x00_remove_one,
3107 .err_handler = &qla2xxx_err_handler,
3111 * qla2x00_module_init - Module initialization.
3114 qla2x00_module_init(void)
3118 /* Allocate cache for SRBs. */
3119 srb_cachep = kmem_cache_create("qla2xxx_srbs", sizeof(srb_t), 0,
3120 SLAB_HWCACHE_ALIGN, NULL);
3121 if (srb_cachep == NULL) {
3123 "qla2xxx: Unable to allocate SRB cache...Failing load!\n");
3127 /* Derive version string. */
3128 strcpy(qla2x00_version_str, QLA2XXX_VERSION);
3129 if (ql2xextended_error_logging)
3130 strcat(qla2x00_version_str, "-debug");
3132 qla2xxx_transport_template =
3133 fc_attach_transport(&qla2xxx_transport_functions);
3134 if (!qla2xxx_transport_template) {
3135 kmem_cache_destroy(srb_cachep);
3138 qla2xxx_transport_vport_template =
3139 fc_attach_transport(&qla2xxx_transport_vport_functions);
3140 if (!qla2xxx_transport_vport_template) {
3141 kmem_cache_destroy(srb_cachep);
3142 fc_release_transport(qla2xxx_transport_template);
3146 printk(KERN_INFO "QLogic Fibre Channel HBA Driver: %s\n",
3147 qla2x00_version_str);
3148 ret = pci_register_driver(&qla2xxx_pci_driver);
3150 kmem_cache_destroy(srb_cachep);
3151 fc_release_transport(qla2xxx_transport_template);
3152 fc_release_transport(qla2xxx_transport_vport_template);
3158 * qla2x00_module_exit - Module cleanup.
3161 qla2x00_module_exit(void)
3163 pci_unregister_driver(&qla2xxx_pci_driver);
3164 qla2x00_release_firmware();
3165 kmem_cache_destroy(srb_cachep);
3166 fc_release_transport(qla2xxx_transport_template);
3167 fc_release_transport(qla2xxx_transport_vport_template);
3170 module_init(qla2x00_module_init);
3171 module_exit(qla2x00_module_exit);
3173 MODULE_AUTHOR("QLogic Corporation");
3174 MODULE_DESCRIPTION("QLogic Fibre Channel HBA Driver");
3175 MODULE_LICENSE("GPL");
3176 MODULE_VERSION(QLA2XXX_VERSION);
3177 MODULE_FIRMWARE(FW_FILE_ISP21XX);
3178 MODULE_FIRMWARE(FW_FILE_ISP22XX);
3179 MODULE_FIRMWARE(FW_FILE_ISP2300);
3180 MODULE_FIRMWARE(FW_FILE_ISP2322);
3181 MODULE_FIRMWARE(FW_FILE_ISP24XX);
3182 MODULE_FIRMWARE(FW_FILE_ISP25XX);