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);
444 sp->que = ha->req_q_map[0];
446 CMD_SP(cmd) = (void *)sp;
447 cmd->scsi_done = done;
453 qla2x00_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
455 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
456 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
457 struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device));
458 struct qla_hw_data *ha = vha->hw;
462 if (unlikely(pci_channel_offline(ha->pdev))) {
463 cmd->result = DID_REQUEUE << 16;
464 goto qc_fail_command;
467 rval = fc_remote_port_chkready(rport);
470 goto qc_fail_command;
473 /* Close window on fcport/rport state-transitioning. */
477 if (atomic_read(&fcport->state) != FCS_ONLINE) {
478 if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD ||
479 atomic_read(&vha->loop_state) == LOOP_DEAD) {
480 cmd->result = DID_NO_CONNECT << 16;
481 goto qc_fail_command;
486 spin_unlock_irq(vha->host->host_lock);
488 sp = qla2x00_get_new_sp(vha, fcport, cmd, done);
490 goto qc_host_busy_lock;
492 rval = ha->isp_ops->start_scsi(sp);
493 if (rval != QLA_SUCCESS)
494 goto qc_host_busy_free_sp;
496 spin_lock_irq(vha->host->host_lock);
500 qc_host_busy_free_sp:
501 qla2x00_sp_free_dma(sp);
502 mempool_free(sp, ha->srb_mempool);
505 spin_lock_irq(vha->host->host_lock);
506 return SCSI_MLQUEUE_HOST_BUSY;
509 return SCSI_MLQUEUE_TARGET_BUSY;
519 qla24xx_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
521 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
522 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
523 struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device));
524 struct qla_hw_data *ha = vha->hw;
525 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
529 if (unlikely(pci_channel_offline(ha->pdev))) {
530 cmd->result = DID_REQUEUE << 16;
531 goto qc24_fail_command;
534 rval = fc_remote_port_chkready(rport);
537 goto qc24_fail_command;
540 /* Close window on fcport/rport state-transitioning. */
542 goto qc24_target_busy;
544 if (atomic_read(&fcport->state) != FCS_ONLINE) {
545 if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD ||
546 atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
547 cmd->result = DID_NO_CONNECT << 16;
548 goto qc24_fail_command;
550 goto qc24_target_busy;
553 spin_unlock_irq(vha->host->host_lock);
555 sp = qla2x00_get_new_sp(base_vha, fcport, cmd, done);
557 goto qc24_host_busy_lock;
559 rval = ha->isp_ops->start_scsi(sp);
560 if (rval != QLA_SUCCESS)
561 goto qc24_host_busy_free_sp;
563 spin_lock_irq(vha->host->host_lock);
567 qc24_host_busy_free_sp:
568 qla2x00_sp_free_dma(sp);
569 mempool_free(sp, ha->srb_mempool);
572 spin_lock_irq(vha->host->host_lock);
573 return SCSI_MLQUEUE_HOST_BUSY;
576 return SCSI_MLQUEUE_TARGET_BUSY;
586 * qla2x00_eh_wait_on_command
587 * Waits for the command to be returned by the Firmware for some
591 * cmd = Scsi Command to wait on.
598 qla2x00_eh_wait_on_command(struct scsi_cmnd *cmd)
600 #define ABORT_POLLING_PERIOD 1000
601 #define ABORT_WAIT_ITER ((10 * 1000) / (ABORT_POLLING_PERIOD))
602 unsigned long wait_iter = ABORT_WAIT_ITER;
603 int ret = QLA_SUCCESS;
605 while (CMD_SP(cmd)) {
606 msleep(ABORT_POLLING_PERIOD);
612 ret = QLA_FUNCTION_FAILED;
618 * qla2x00_wait_for_hba_online
619 * Wait till the HBA is online after going through
620 * <= MAX_RETRIES_OF_ISP_ABORT or
621 * finally HBA is disabled ie marked offline
624 * ha - pointer to host adapter structure
627 * Does context switching-Release SPIN_LOCK
628 * (if any) before calling this routine.
631 * Success (Adapter is online) : 0
632 * Failed (Adapter is offline/disabled) : 1
635 qla2x00_wait_for_hba_online(scsi_qla_host_t *vha)
638 unsigned long wait_online;
639 struct qla_hw_data *ha = vha->hw;
640 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
642 wait_online = jiffies + (MAX_LOOP_TIMEOUT * HZ);
643 while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) ||
644 test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) ||
645 test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) ||
646 ha->dpc_active) && time_before(jiffies, wait_online)) {
650 if (base_vha->flags.online)
651 return_status = QLA_SUCCESS;
653 return_status = QLA_FUNCTION_FAILED;
655 return (return_status);
659 * qla2x00_wait_for_loop_ready
660 * Wait for MAX_LOOP_TIMEOUT(5 min) value for loop
661 * to be in LOOP_READY state.
663 * ha - pointer to host adapter structure
666 * Does context switching-Release SPIN_LOCK
667 * (if any) before calling this routine.
671 * Success (LOOP_READY) : 0
672 * Failed (LOOP_NOT_READY) : 1
675 qla2x00_wait_for_loop_ready(scsi_qla_host_t *vha)
677 int return_status = QLA_SUCCESS;
678 unsigned long loop_timeout ;
679 struct qla_hw_data *ha = vha->hw;
680 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
682 /* wait for 5 min at the max for loop to be ready */
683 loop_timeout = jiffies + (MAX_LOOP_TIMEOUT * HZ);
685 while ((!atomic_read(&base_vha->loop_down_timer) &&
686 atomic_read(&base_vha->loop_state) == LOOP_DOWN) ||
687 atomic_read(&base_vha->loop_state) != LOOP_READY) {
688 if (atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
689 return_status = QLA_FUNCTION_FAILED;
693 if (time_after_eq(jiffies, loop_timeout)) {
694 return_status = QLA_FUNCTION_FAILED;
698 return (return_status);
702 qla2x00_abort_fcport_cmds(fc_port_t *fcport)
707 scsi_qla_host_t *vha = fcport->vha;
708 struct qla_hw_data *ha = vha->hw;
711 spin_lock_irqsave(&ha->hardware_lock, flags);
712 for (que = 0; que < QLA_MAX_HOST_QUES; que++) {
713 id = vha->req_ques[que];
714 req = ha->req_q_map[id];
717 for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) {
718 sp = req->outstanding_cmds[cnt];
721 if (sp->fcport != fcport)
724 spin_unlock_irqrestore(&ha->hardware_lock, flags);
725 if (ha->isp_ops->abort_command(vha, sp, req)) {
726 DEBUG2(qla_printk(KERN_WARNING, ha,
727 "Abort failed -- %lx\n",
728 sp->cmd->serial_number));
730 if (qla2x00_eh_wait_on_command(sp->cmd) !=
732 DEBUG2(qla_printk(KERN_WARNING, ha,
733 "Abort failed while waiting -- %lx\n",
734 sp->cmd->serial_number));
736 spin_lock_irqsave(&ha->hardware_lock, flags);
739 spin_unlock_irqrestore(&ha->hardware_lock, flags);
743 qla2x00_block_error_handler(struct scsi_cmnd *cmnd)
745 struct Scsi_Host *shost = cmnd->device->host;
746 struct fc_rport *rport = starget_to_rport(scsi_target(cmnd->device));
749 spin_lock_irqsave(shost->host_lock, flags);
750 while (rport->port_state == FC_PORTSTATE_BLOCKED) {
751 spin_unlock_irqrestore(shost->host_lock, flags);
753 spin_lock_irqsave(shost->host_lock, flags);
755 spin_unlock_irqrestore(shost->host_lock, flags);
759 /**************************************************************************
763 * The abort function will abort the specified command.
766 * cmd = Linux SCSI command packet to be aborted.
769 * Either SUCCESS or FAILED.
772 * Only return FAILED if command not returned by firmware.
773 **************************************************************************/
775 qla2xxx_eh_abort(struct scsi_cmnd *cmd)
777 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
780 unsigned int id, lun;
781 unsigned long serial;
784 struct qla_hw_data *ha = vha->hw;
788 qla2x00_block_error_handler(cmd);
795 id = cmd->device->id;
796 lun = cmd->device->lun;
797 serial = cmd->serial_number;
798 spt = (srb_t *) CMD_SP(cmd);
803 /* Check active list for command command. */
804 spin_lock_irqsave(&ha->hardware_lock, flags);
805 for (i = 1; i < MAX_OUTSTANDING_COMMANDS; i++) {
806 sp = req->outstanding_cmds[i];
814 DEBUG2(printk("%s(%ld): aborting sp %p from RISC."
815 " pid=%ld.\n", __func__, vha->host_no, sp, serial));
817 spin_unlock_irqrestore(&ha->hardware_lock, flags);
818 if (ha->isp_ops->abort_command(vha, sp, req)) {
819 DEBUG2(printk("%s(%ld): abort_command "
820 "mbx failed.\n", __func__, vha->host_no));
822 DEBUG3(printk("%s(%ld): abort_command "
823 "mbx success.\n", __func__, vha->host_no));
826 spin_lock_irqsave(&ha->hardware_lock, flags);
829 spin_unlock_irqrestore(&ha->hardware_lock, flags);
831 /* Wait for the command to be returned. */
833 if (qla2x00_eh_wait_on_command(cmd) != QLA_SUCCESS) {
834 qla_printk(KERN_ERR, ha,
835 "scsi(%ld:%d:%d): Abort handler timed out -- %lx "
836 "%x.\n", vha->host_no, id, lun, serial, ret);
841 qla_printk(KERN_INFO, ha,
842 "scsi(%ld:%d:%d): Abort command issued -- %d %lx %x.\n",
843 vha->host_no, id, lun, wait, serial, ret);
848 enum nexus_wait_type {
855 qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *vha, unsigned int t,
856 unsigned int l, srb_t *sp, enum nexus_wait_type type)
858 int cnt, match, status;
860 struct qla_hw_data *ha = vha->hw;
863 status = QLA_SUCCESS;
867 spin_lock_irqsave(&ha->hardware_lock, flags);
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);
897 spin_unlock_irqrestore(&ha->hardware_lock, flags);
902 static char *reset_errors[] = {
905 "Task management failed",
906 "Waiting for command completions",
910 __qla2xxx_eh_generic_reset(char *name, enum nexus_wait_type type,
911 struct scsi_cmnd *cmd, int (*do_reset)(struct fc_port *, unsigned int))
913 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
914 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
917 qla2x00_block_error_handler(cmd);
922 qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET ISSUED.\n",
923 vha->host_no, cmd->device->id, cmd->device->lun, name);
926 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS)
927 goto eh_reset_failed;
929 if (qla2x00_wait_for_loop_ready(vha) != QLA_SUCCESS)
930 goto eh_reset_failed;
932 if (do_reset(fcport, cmd->device->lun) != QLA_SUCCESS)
933 goto eh_reset_failed;
935 if (qla2x00_eh_wait_for_pending_commands(vha, cmd->device->id,
936 cmd->device->lun, (srb_t *) CMD_SP(cmd), type) != QLA_SUCCESS)
937 goto eh_reset_failed;
939 qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET SUCCEEDED.\n",
940 vha->host_no, cmd->device->id, cmd->device->lun, name);
945 qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET FAILED: %s.\n"
946 , vha->host_no, cmd->device->id, cmd->device->lun, name,
952 qla2xxx_eh_device_reset(struct scsi_cmnd *cmd)
954 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
955 struct qla_hw_data *ha = vha->hw;
957 return __qla2xxx_eh_generic_reset("DEVICE", WAIT_LUN, cmd,
958 ha->isp_ops->lun_reset);
962 qla2xxx_eh_target_reset(struct scsi_cmnd *cmd)
964 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
965 struct qla_hw_data *ha = vha->hw;
967 return __qla2xxx_eh_generic_reset("TARGET", WAIT_TARGET, cmd,
968 ha->isp_ops->target_reset);
971 /**************************************************************************
972 * qla2xxx_eh_bus_reset
975 * The bus reset function will reset the bus and abort any executing
979 * cmd = Linux SCSI command packet of the command that cause the
983 * SUCCESS/FAILURE (defined as macro in scsi.h).
985 **************************************************************************/
987 qla2xxx_eh_bus_reset(struct scsi_cmnd *cmd)
989 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
990 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
992 unsigned int id, lun;
993 unsigned long serial;
994 srb_t *sp = (srb_t *) CMD_SP(cmd);
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, sp, 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 srb_t *sp = (srb_t *) CMD_SP(cmd);
1057 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
1059 qla2x00_block_error_handler(cmd);
1061 id = cmd->device->id;
1062 lun = cmd->device->lun;
1063 serial = cmd->serial_number;
1068 qla_printk(KERN_INFO, ha,
1069 "scsi(%ld:%d:%d): ADAPTER RESET ISSUED.\n", vha->host_no, id, lun);
1071 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS)
1072 goto eh_host_reset_lock;
1075 * Fixme-may be dpc thread is active and processing
1076 * loop_resync,so wait a while for it to
1077 * be completed and then issue big hammer.Otherwise
1078 * it may cause I/O failure as big hammer marks the
1079 * devices as lost kicking of the port_down_timer
1080 * while dpc is stuck for the mailbox to complete.
1082 qla2x00_wait_for_loop_ready(vha);
1083 if (vha != base_vha) {
1084 if (qla2x00_vp_abort_isp(vha))
1085 goto eh_host_reset_lock;
1087 set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
1088 if (qla2x00_abort_isp(base_vha)) {
1089 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
1090 /* failed. schedule dpc to try */
1091 set_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags);
1093 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS)
1094 goto eh_host_reset_lock;
1096 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
1099 /* Waiting for command to be returned to OS.*/
1100 if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, sp, WAIT_HOST) ==
1105 qla_printk(KERN_INFO, ha, "%s: reset %s\n", __func__,
1106 (ret == FAILED) ? "failed" : "succeded");
1112 * qla2x00_loop_reset
1116 * ha = adapter block pointer.
1122 qla2x00_loop_reset(scsi_qla_host_t *vha)
1125 struct fc_port *fcport;
1126 struct qla_hw_data *ha = vha->hw;
1128 if (ha->flags.enable_lip_full_login && !vha->vp_idx) {
1129 ret = qla2x00_full_login_lip(vha);
1130 if (ret != QLA_SUCCESS) {
1131 DEBUG2_3(printk("%s(%ld): failed: "
1132 "full_login_lip=%d.\n", __func__, vha->host_no,
1135 atomic_set(&vha->loop_state, LOOP_DOWN);
1136 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
1137 qla2x00_mark_all_devices_lost(vha, 0);
1138 qla2x00_wait_for_loop_ready(vha);
1141 if (ha->flags.enable_lip_reset && !vha->vp_idx) {
1142 ret = qla2x00_lip_reset(vha);
1143 if (ret != QLA_SUCCESS) {
1144 DEBUG2_3(printk("%s(%ld): failed: "
1145 "lip_reset=%d.\n", __func__, vha->host_no, ret));
1147 qla2x00_wait_for_loop_ready(vha);
1150 if (ha->flags.enable_target_reset) {
1151 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1152 if (fcport->port_type != FCT_TARGET)
1155 ret = ha->isp_ops->target_reset(fcport, 0);
1156 if (ret != QLA_SUCCESS) {
1157 DEBUG2_3(printk("%s(%ld): bus_reset failed: "
1158 "target_reset=%d d_id=%x.\n", __func__,
1159 vha->host_no, ret, fcport->d_id.b24));
1163 /* Issue marker command only when we are going to start the I/O */
1164 vha->marker_needed = 1;
1170 qla2x00_abort_all_cmds(scsi_qla_host_t *vha, int res)
1173 unsigned long flags;
1175 struct qla_hw_data *ha = vha->hw;
1176 struct req_que *req;
1178 spin_lock_irqsave(&ha->hardware_lock, flags);
1179 for (que = 0; que < QLA_MAX_HOST_QUES; que++) {
1180 req = ha->req_q_map[vha->req_ques[que]];
1183 for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) {
1184 sp = req->outstanding_cmds[cnt];
1185 if (sp && sp->vha == vha) {
1186 req->outstanding_cmds[cnt] = NULL;
1187 sp->cmd->result = res;
1188 qla2x00_sp_compl(ha, sp);
1192 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1196 qla2xxx_slave_alloc(struct scsi_device *sdev)
1198 struct fc_rport *rport = starget_to_rport(scsi_target(sdev));
1200 if (!rport || fc_remote_port_chkready(rport))
1203 sdev->hostdata = *(fc_port_t **)rport->dd_data;
1209 qla2xxx_slave_configure(struct scsi_device *sdev)
1211 scsi_qla_host_t *vha = shost_priv(sdev->host);
1212 struct qla_hw_data *ha = vha->hw;
1213 struct fc_rport *rport = starget_to_rport(sdev->sdev_target);
1214 struct req_que *req = ha->req_q_map[0];
1216 if (sdev->tagged_supported)
1217 scsi_activate_tcq(sdev, req->max_q_depth);
1219 scsi_deactivate_tcq(sdev, req->max_q_depth);
1221 rport->dev_loss_tmo = ha->port_down_retry_count;
1227 qla2xxx_slave_destroy(struct scsi_device *sdev)
1229 sdev->hostdata = NULL;
1233 qla2x00_change_queue_depth(struct scsi_device *sdev, int qdepth)
1235 scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), qdepth);
1236 return sdev->queue_depth;
1240 qla2x00_change_queue_type(struct scsi_device *sdev, int tag_type)
1242 if (sdev->tagged_supported) {
1243 scsi_set_tag_type(sdev, tag_type);
1245 scsi_activate_tcq(sdev, sdev->queue_depth);
1247 scsi_deactivate_tcq(sdev, sdev->queue_depth);
1255 * qla2x00_config_dma_addressing() - Configure OS DMA addressing method.
1258 * At exit, the @ha's flags.enable_64bit_addressing set to indicated
1259 * supported addressing method.
1262 qla2x00_config_dma_addressing(scsi_qla_host_t *vha)
1264 struct qla_hw_data *ha = vha->hw;
1265 /* Assume a 32bit DMA mask. */
1266 ha->flags.enable_64bit_addressing = 0;
1268 if (!dma_set_mask(&ha->pdev->dev, DMA_64BIT_MASK)) {
1269 /* Any upper-dword bits set? */
1270 if (MSD(dma_get_required_mask(&ha->pdev->dev)) &&
1271 !pci_set_consistent_dma_mask(ha->pdev, DMA_64BIT_MASK)) {
1272 /* Ok, a 64bit DMA mask is applicable. */
1273 ha->flags.enable_64bit_addressing = 1;
1274 ha->isp_ops->calc_req_entries = qla2x00_calc_iocbs_64;
1275 ha->isp_ops->build_iocbs = qla2x00_build_scsi_iocbs_64;
1280 dma_set_mask(&ha->pdev->dev, DMA_32BIT_MASK);
1281 pci_set_consistent_dma_mask(ha->pdev, DMA_32BIT_MASK);
1285 qla2x00_enable_intrs(struct qla_hw_data *ha)
1287 unsigned long flags = 0;
1288 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1290 spin_lock_irqsave(&ha->hardware_lock, flags);
1291 ha->interrupts_on = 1;
1292 /* enable risc and host interrupts */
1293 WRT_REG_WORD(®->ictrl, ICR_EN_INT | ICR_EN_RISC);
1294 RD_REG_WORD(®->ictrl);
1295 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1300 qla2x00_disable_intrs(struct qla_hw_data *ha)
1302 unsigned long flags = 0;
1303 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1305 spin_lock_irqsave(&ha->hardware_lock, flags);
1306 ha->interrupts_on = 0;
1307 /* disable risc and host interrupts */
1308 WRT_REG_WORD(®->ictrl, 0);
1309 RD_REG_WORD(®->ictrl);
1310 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1314 qla24xx_enable_intrs(struct qla_hw_data *ha)
1316 unsigned long flags = 0;
1317 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1319 spin_lock_irqsave(&ha->hardware_lock, flags);
1320 ha->interrupts_on = 1;
1321 WRT_REG_DWORD(®->ictrl, ICRX_EN_RISC_INT);
1322 RD_REG_DWORD(®->ictrl);
1323 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1327 qla24xx_disable_intrs(struct qla_hw_data *ha)
1329 unsigned long flags = 0;
1330 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1332 spin_lock_irqsave(&ha->hardware_lock, flags);
1333 ha->interrupts_on = 0;
1334 WRT_REG_DWORD(®->ictrl, 0);
1335 RD_REG_DWORD(®->ictrl);
1336 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1339 static struct isp_operations qla2100_isp_ops = {
1340 .pci_config = qla2100_pci_config,
1341 .reset_chip = qla2x00_reset_chip,
1342 .chip_diag = qla2x00_chip_diag,
1343 .config_rings = qla2x00_config_rings,
1344 .reset_adapter = qla2x00_reset_adapter,
1345 .nvram_config = qla2x00_nvram_config,
1346 .update_fw_options = qla2x00_update_fw_options,
1347 .load_risc = qla2x00_load_risc,
1348 .pci_info_str = qla2x00_pci_info_str,
1349 .fw_version_str = qla2x00_fw_version_str,
1350 .intr_handler = qla2100_intr_handler,
1351 .enable_intrs = qla2x00_enable_intrs,
1352 .disable_intrs = qla2x00_disable_intrs,
1353 .abort_command = qla2x00_abort_command,
1354 .target_reset = qla2x00_abort_target,
1355 .lun_reset = qla2x00_lun_reset,
1356 .fabric_login = qla2x00_login_fabric,
1357 .fabric_logout = qla2x00_fabric_logout,
1358 .calc_req_entries = qla2x00_calc_iocbs_32,
1359 .build_iocbs = qla2x00_build_scsi_iocbs_32,
1360 .prep_ms_iocb = qla2x00_prep_ms_iocb,
1361 .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb,
1362 .read_nvram = qla2x00_read_nvram_data,
1363 .write_nvram = qla2x00_write_nvram_data,
1364 .fw_dump = qla2100_fw_dump,
1367 .beacon_blink = NULL,
1368 .read_optrom = qla2x00_read_optrom_data,
1369 .write_optrom = qla2x00_write_optrom_data,
1370 .get_flash_version = qla2x00_get_flash_version,
1371 .start_scsi = qla2x00_start_scsi,
1372 .wrt_req_reg = NULL,
1373 .wrt_rsp_reg = NULL,
1377 static struct isp_operations qla2300_isp_ops = {
1378 .pci_config = qla2300_pci_config,
1379 .reset_chip = qla2x00_reset_chip,
1380 .chip_diag = qla2x00_chip_diag,
1381 .config_rings = qla2x00_config_rings,
1382 .reset_adapter = qla2x00_reset_adapter,
1383 .nvram_config = qla2x00_nvram_config,
1384 .update_fw_options = qla2x00_update_fw_options,
1385 .load_risc = qla2x00_load_risc,
1386 .pci_info_str = qla2x00_pci_info_str,
1387 .fw_version_str = qla2x00_fw_version_str,
1388 .intr_handler = qla2300_intr_handler,
1389 .enable_intrs = qla2x00_enable_intrs,
1390 .disable_intrs = qla2x00_disable_intrs,
1391 .abort_command = qla2x00_abort_command,
1392 .target_reset = qla2x00_abort_target,
1393 .lun_reset = qla2x00_lun_reset,
1394 .fabric_login = qla2x00_login_fabric,
1395 .fabric_logout = qla2x00_fabric_logout,
1396 .calc_req_entries = qla2x00_calc_iocbs_32,
1397 .build_iocbs = qla2x00_build_scsi_iocbs_32,
1398 .prep_ms_iocb = qla2x00_prep_ms_iocb,
1399 .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb,
1400 .read_nvram = qla2x00_read_nvram_data,
1401 .write_nvram = qla2x00_write_nvram_data,
1402 .fw_dump = qla2300_fw_dump,
1403 .beacon_on = qla2x00_beacon_on,
1404 .beacon_off = qla2x00_beacon_off,
1405 .beacon_blink = qla2x00_beacon_blink,
1406 .read_optrom = qla2x00_read_optrom_data,
1407 .write_optrom = qla2x00_write_optrom_data,
1408 .get_flash_version = qla2x00_get_flash_version,
1409 .start_scsi = qla2x00_start_scsi,
1410 .wrt_req_reg = NULL,
1411 .wrt_rsp_reg = NULL,
1415 static struct isp_operations qla24xx_isp_ops = {
1416 .pci_config = qla24xx_pci_config,
1417 .reset_chip = qla24xx_reset_chip,
1418 .chip_diag = qla24xx_chip_diag,
1419 .config_rings = qla24xx_config_rings,
1420 .reset_adapter = qla24xx_reset_adapter,
1421 .nvram_config = qla24xx_nvram_config,
1422 .update_fw_options = qla24xx_update_fw_options,
1423 .load_risc = qla24xx_load_risc,
1424 .pci_info_str = qla24xx_pci_info_str,
1425 .fw_version_str = qla24xx_fw_version_str,
1426 .intr_handler = qla24xx_intr_handler,
1427 .enable_intrs = qla24xx_enable_intrs,
1428 .disable_intrs = qla24xx_disable_intrs,
1429 .abort_command = qla24xx_abort_command,
1430 .target_reset = qla24xx_abort_target,
1431 .lun_reset = qla24xx_lun_reset,
1432 .fabric_login = qla24xx_login_fabric,
1433 .fabric_logout = qla24xx_fabric_logout,
1434 .calc_req_entries = NULL,
1435 .build_iocbs = NULL,
1436 .prep_ms_iocb = qla24xx_prep_ms_iocb,
1437 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
1438 .read_nvram = qla24xx_read_nvram_data,
1439 .write_nvram = qla24xx_write_nvram_data,
1440 .fw_dump = qla24xx_fw_dump,
1441 .beacon_on = qla24xx_beacon_on,
1442 .beacon_off = qla24xx_beacon_off,
1443 .beacon_blink = qla24xx_beacon_blink,
1444 .read_optrom = qla24xx_read_optrom_data,
1445 .write_optrom = qla24xx_write_optrom_data,
1446 .get_flash_version = qla24xx_get_flash_version,
1447 .start_scsi = qla24xx_start_scsi,
1448 .wrt_req_reg = qla24xx_wrt_req_reg,
1449 .wrt_rsp_reg = qla24xx_wrt_rsp_reg,
1450 .rd_req_reg = qla24xx_rd_req_reg,
1453 static struct isp_operations qla25xx_isp_ops = {
1454 .pci_config = qla25xx_pci_config,
1455 .reset_chip = qla24xx_reset_chip,
1456 .chip_diag = qla24xx_chip_diag,
1457 .config_rings = qla24xx_config_rings,
1458 .reset_adapter = qla24xx_reset_adapter,
1459 .nvram_config = qla24xx_nvram_config,
1460 .update_fw_options = qla24xx_update_fw_options,
1461 .load_risc = qla24xx_load_risc,
1462 .pci_info_str = qla24xx_pci_info_str,
1463 .fw_version_str = qla24xx_fw_version_str,
1464 .intr_handler = qla24xx_intr_handler,
1465 .enable_intrs = qla24xx_enable_intrs,
1466 .disable_intrs = qla24xx_disable_intrs,
1467 .abort_command = qla24xx_abort_command,
1468 .target_reset = qla24xx_abort_target,
1469 .lun_reset = qla24xx_lun_reset,
1470 .fabric_login = qla24xx_login_fabric,
1471 .fabric_logout = qla24xx_fabric_logout,
1472 .calc_req_entries = NULL,
1473 .build_iocbs = NULL,
1474 .prep_ms_iocb = qla24xx_prep_ms_iocb,
1475 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
1476 .read_nvram = qla25xx_read_nvram_data,
1477 .write_nvram = qla25xx_write_nvram_data,
1478 .fw_dump = qla25xx_fw_dump,
1479 .beacon_on = qla24xx_beacon_on,
1480 .beacon_off = qla24xx_beacon_off,
1481 .beacon_blink = qla24xx_beacon_blink,
1482 .read_optrom = qla25xx_read_optrom_data,
1483 .write_optrom = qla24xx_write_optrom_data,
1484 .get_flash_version = qla24xx_get_flash_version,
1485 .start_scsi = qla24xx_start_scsi,
1486 .wrt_req_reg = qla24xx_wrt_req_reg,
1487 .wrt_rsp_reg = qla24xx_wrt_rsp_reg,
1488 .rd_req_reg = qla24xx_rd_req_reg,
1492 qla2x00_set_isp_flags(struct qla_hw_data *ha)
1494 ha->device_type = DT_EXTENDED_IDS;
1495 switch (ha->pdev->device) {
1496 case PCI_DEVICE_ID_QLOGIC_ISP2100:
1497 ha->device_type |= DT_ISP2100;
1498 ha->device_type &= ~DT_EXTENDED_IDS;
1499 ha->fw_srisc_address = RISC_START_ADDRESS_2100;
1501 case PCI_DEVICE_ID_QLOGIC_ISP2200:
1502 ha->device_type |= DT_ISP2200;
1503 ha->device_type &= ~DT_EXTENDED_IDS;
1504 ha->fw_srisc_address = RISC_START_ADDRESS_2100;
1506 case PCI_DEVICE_ID_QLOGIC_ISP2300:
1507 ha->device_type |= DT_ISP2300;
1508 ha->device_type |= DT_ZIO_SUPPORTED;
1509 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1511 case PCI_DEVICE_ID_QLOGIC_ISP2312:
1512 ha->device_type |= DT_ISP2312;
1513 ha->device_type |= DT_ZIO_SUPPORTED;
1514 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1516 case PCI_DEVICE_ID_QLOGIC_ISP2322:
1517 ha->device_type |= DT_ISP2322;
1518 ha->device_type |= DT_ZIO_SUPPORTED;
1519 if (ha->pdev->subsystem_vendor == 0x1028 &&
1520 ha->pdev->subsystem_device == 0x0170)
1521 ha->device_type |= DT_OEM_001;
1522 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1524 case PCI_DEVICE_ID_QLOGIC_ISP6312:
1525 ha->device_type |= DT_ISP6312;
1526 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1528 case PCI_DEVICE_ID_QLOGIC_ISP6322:
1529 ha->device_type |= DT_ISP6322;
1530 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1532 case PCI_DEVICE_ID_QLOGIC_ISP2422:
1533 ha->device_type |= DT_ISP2422;
1534 ha->device_type |= DT_ZIO_SUPPORTED;
1535 ha->device_type |= DT_FWI2;
1536 ha->device_type |= DT_IIDMA;
1537 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1539 case PCI_DEVICE_ID_QLOGIC_ISP2432:
1540 ha->device_type |= DT_ISP2432;
1541 ha->device_type |= DT_ZIO_SUPPORTED;
1542 ha->device_type |= DT_FWI2;
1543 ha->device_type |= DT_IIDMA;
1544 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1546 case PCI_DEVICE_ID_QLOGIC_ISP8432:
1547 ha->device_type |= DT_ISP8432;
1548 ha->device_type |= DT_ZIO_SUPPORTED;
1549 ha->device_type |= DT_FWI2;
1550 ha->device_type |= DT_IIDMA;
1551 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1553 case PCI_DEVICE_ID_QLOGIC_ISP5422:
1554 ha->device_type |= DT_ISP5422;
1555 ha->device_type |= DT_FWI2;
1556 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1558 case PCI_DEVICE_ID_QLOGIC_ISP5432:
1559 ha->device_type |= DT_ISP5432;
1560 ha->device_type |= DT_FWI2;
1561 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1563 case PCI_DEVICE_ID_QLOGIC_ISP2532:
1564 ha->device_type |= DT_ISP2532;
1565 ha->device_type |= DT_ZIO_SUPPORTED;
1566 ha->device_type |= DT_FWI2;
1567 ha->device_type |= DT_IIDMA;
1568 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1574 qla2x00_iospace_config(struct qla_hw_data *ha)
1576 resource_size_t pio;
1579 if (pci_request_selected_regions(ha->pdev, ha->bars,
1580 QLA2XXX_DRIVER_NAME)) {
1581 qla_printk(KERN_WARNING, ha,
1582 "Failed to reserve PIO/MMIO regions (%s)\n",
1583 pci_name(ha->pdev));
1585 goto iospace_error_exit;
1587 if (!(ha->bars & 1))
1590 /* We only need PIO for Flash operations on ISP2312 v2 chips. */
1591 pio = pci_resource_start(ha->pdev, 0);
1592 if (pci_resource_flags(ha->pdev, 0) & IORESOURCE_IO) {
1593 if (pci_resource_len(ha->pdev, 0) < MIN_IOBASE_LEN) {
1594 qla_printk(KERN_WARNING, ha,
1595 "Invalid PCI I/O region size (%s)...\n",
1596 pci_name(ha->pdev));
1600 qla_printk(KERN_WARNING, ha,
1601 "region #0 not a PIO resource (%s)...\n",
1602 pci_name(ha->pdev));
1605 ha->pio_address = pio;
1608 /* Use MMIO operations for all accesses. */
1609 if (!(pci_resource_flags(ha->pdev, 1) & IORESOURCE_MEM)) {
1610 qla_printk(KERN_ERR, ha,
1611 "region #1 not an MMIO resource (%s), aborting\n",
1612 pci_name(ha->pdev));
1613 goto iospace_error_exit;
1615 if (pci_resource_len(ha->pdev, 1) < MIN_IOBASE_LEN) {
1616 qla_printk(KERN_ERR, ha,
1617 "Invalid PCI mem region size (%s), aborting\n",
1618 pci_name(ha->pdev));
1619 goto iospace_error_exit;
1622 ha->iobase = ioremap(pci_resource_start(ha->pdev, 1), MIN_IOBASE_LEN);
1624 qla_printk(KERN_ERR, ha,
1625 "cannot remap MMIO (%s), aborting\n", pci_name(ha->pdev));
1627 goto iospace_error_exit;
1630 /* Determine queue resources */
1632 if (ql2xmaxqueues <= 1 || !IS_QLA25XX(ha))
1634 ha->mqiobase = ioremap(pci_resource_start(ha->pdev, 3),
1635 pci_resource_len(ha->pdev, 3));
1637 /* Read MSIX vector size of the board */
1638 pci_read_config_word(ha->pdev, QLA_PCI_MSIX_CONTROL, &msix);
1639 ha->msix_count = msix;
1640 /* Max queues are bounded by available msix vectors */
1641 /* queue 0 uses two msix vectors */
1642 if (ha->msix_count - 1 < ql2xmaxqueues)
1643 ha->max_queues = ha->msix_count - 1;
1644 else if (ql2xmaxqueues > QLA_MQ_SIZE)
1645 ha->max_queues = QLA_MQ_SIZE;
1647 ha->max_queues = ql2xmaxqueues;
1648 qla_printk(KERN_INFO, ha,
1649 "MSI-X vector count: %d\n", msix);
1653 ha->msix_count = ha->max_queues + 1;
1661 qla2xxx_scan_start(struct Scsi_Host *shost)
1663 scsi_qla_host_t *vha = shost_priv(shost);
1665 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1666 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
1667 set_bit(RSCN_UPDATE, &vha->dpc_flags);
1668 set_bit(NPIV_CONFIG_NEEDED, &vha->dpc_flags);
1672 qla2xxx_scan_finished(struct Scsi_Host *shost, unsigned long time)
1674 scsi_qla_host_t *vha = shost_priv(shost);
1678 if (time > vha->hw->loop_reset_delay * HZ)
1681 return atomic_read(&vha->loop_state) == LOOP_READY;
1685 * PCI driver interface
1687 static int __devinit
1688 qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
1691 struct Scsi_Host *host;
1692 scsi_qla_host_t *base_vha = NULL;
1693 struct qla_hw_data *ha;
1696 struct scsi_host_template *sht;
1697 int bars, max_id, mem_only = 0;
1698 uint16_t req_length = 0, rsp_length = 0;
1699 struct req_que *req = NULL;
1700 struct rsp_que *rsp = NULL;
1702 bars = pci_select_bars(pdev, IORESOURCE_MEM | IORESOURCE_IO);
1703 sht = &qla2x00_driver_template;
1704 if (pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2422 ||
1705 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2432 ||
1706 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8432 ||
1707 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5422 ||
1708 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5432 ||
1709 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2532) {
1710 bars = pci_select_bars(pdev, IORESOURCE_MEM);
1711 sht = &qla24xx_driver_template;
1716 if (pci_enable_device_mem(pdev))
1719 if (pci_enable_device(pdev))
1723 /* This may fail but that's ok */
1724 pci_enable_pcie_error_reporting(pdev);
1726 ha = kzalloc(sizeof(struct qla_hw_data), GFP_KERNEL);
1728 DEBUG(printk("Unable to allocate memory for ha\n"));
1733 /* Clear our data area */
1735 ha->mem_only = mem_only;
1736 spin_lock_init(&ha->hardware_lock);
1738 /* Set ISP-type information. */
1739 qla2x00_set_isp_flags(ha);
1740 /* Configure PCI I/O space */
1741 ret = qla2x00_iospace_config(ha);
1743 goto probe_hw_failed;
1745 qla_printk(KERN_INFO, ha,
1746 "Found an ISP%04X, irq %d, iobase 0x%p\n", pdev->device, pdev->irq,
1749 ha->prev_topology = 0;
1750 ha->init_cb_size = sizeof(init_cb_t);
1751 ha->link_data_rate = PORT_SPEED_UNKNOWN;
1752 ha->optrom_size = OPTROM_SIZE_2300;
1754 /* Assign ISP specific operations. */
1755 max_id = MAX_TARGETS_2200;
1756 if (IS_QLA2100(ha)) {
1757 max_id = MAX_TARGETS_2100;
1758 ha->mbx_count = MAILBOX_REGISTER_COUNT_2100;
1759 req_length = REQUEST_ENTRY_CNT_2100;
1760 rsp_length = RESPONSE_ENTRY_CNT_2100;
1761 ha->max_loop_id = SNS_LAST_LOOP_ID_2100;
1762 ha->gid_list_info_size = 4;
1763 ha->isp_ops = &qla2100_isp_ops;
1764 } else if (IS_QLA2200(ha)) {
1765 ha->mbx_count = MAILBOX_REGISTER_COUNT;
1766 req_length = REQUEST_ENTRY_CNT_2200;
1767 rsp_length = RESPONSE_ENTRY_CNT_2100;
1768 ha->max_loop_id = SNS_LAST_LOOP_ID_2100;
1769 ha->gid_list_info_size = 4;
1770 ha->isp_ops = &qla2100_isp_ops;
1771 } else if (IS_QLA23XX(ha)) {
1772 ha->mbx_count = MAILBOX_REGISTER_COUNT;
1773 req_length = REQUEST_ENTRY_CNT_2200;
1774 rsp_length = RESPONSE_ENTRY_CNT_2300;
1775 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
1776 ha->gid_list_info_size = 6;
1777 if (IS_QLA2322(ha) || IS_QLA6322(ha))
1778 ha->optrom_size = OPTROM_SIZE_2322;
1779 ha->isp_ops = &qla2300_isp_ops;
1780 } else if (IS_QLA24XX_TYPE(ha)) {
1781 ha->mbx_count = MAILBOX_REGISTER_COUNT;
1782 req_length = REQUEST_ENTRY_CNT_24XX;
1783 rsp_length = RESPONSE_ENTRY_CNT_2300;
1784 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
1785 ha->init_cb_size = sizeof(struct mid_init_cb_24xx);
1786 ha->gid_list_info_size = 8;
1787 ha->optrom_size = OPTROM_SIZE_24XX;
1788 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA24XX;
1789 ha->isp_ops = &qla24xx_isp_ops;
1790 } else if (IS_QLA25XX(ha)) {
1791 ha->mbx_count = MAILBOX_REGISTER_COUNT;
1792 req_length = REQUEST_ENTRY_CNT_24XX;
1793 rsp_length = RESPONSE_ENTRY_CNT_2300;
1794 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
1795 ha->init_cb_size = sizeof(struct mid_init_cb_24xx);
1796 ha->gid_list_info_size = 8;
1797 ha->optrom_size = OPTROM_SIZE_25XX;
1798 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX;
1799 ha->isp_ops = &qla25xx_isp_ops;
1802 mutex_init(&ha->vport_lock);
1803 init_completion(&ha->mbx_cmd_comp);
1804 complete(&ha->mbx_cmd_comp);
1805 init_completion(&ha->mbx_intr_comp);
1807 set_bit(0, (unsigned long *) ha->vp_idx_map);
1809 ret = qla2x00_mem_alloc(ha, req_length, rsp_length, &req, &rsp);
1811 qla_printk(KERN_WARNING, ha,
1812 "[ERROR] Failed to allocate memory for adapter\n");
1814 goto probe_hw_failed;
1817 req->max_q_depth = MAX_Q_DEPTH;
1818 if (ql2xmaxqdepth != 0 && ql2xmaxqdepth <= 0xffffU)
1819 req->max_q_depth = ql2xmaxqdepth;
1822 base_vha = qla2x00_create_host(sht, ha);
1824 qla_printk(KERN_WARNING, ha,
1825 "[ERROR] Failed to allocate memory for scsi_host\n");
1828 goto probe_hw_failed;
1831 pci_set_drvdata(pdev, base_vha);
1833 qla2x00_config_dma_addressing(base_vha);
1835 host = base_vha->host;
1836 base_vha->req_ques[0] = req->id;
1837 host->can_queue = req->length + 128;
1838 if (IS_QLA2XXX_MIDTYPE(ha))
1839 base_vha->mgmt_svr_loop_id = 10 + base_vha->vp_idx;
1841 base_vha->mgmt_svr_loop_id = MANAGEMENT_SERVER +
1844 host->sg_tablesize = 32;
1845 host->max_id = max_id;
1846 host->this_id = 255;
1847 host->cmd_per_lun = 3;
1848 host->unique_id = host->host_no;
1849 host->max_cmd_len = MAX_CMDSZ;
1850 host->max_channel = MAX_BUSES - 1;
1851 host->max_lun = MAX_LUNS;
1852 host->transportt = qla2xxx_transport_template;
1854 /* Set up the irqs */
1855 ret = qla2x00_request_irqs(ha, rsp);
1859 /* Alloc arrays of request and response ring ptrs */
1860 if (!qla2x00_alloc_queues(ha)) {
1861 qla_printk(KERN_WARNING, ha,
1862 "[ERROR] Failed to allocate memory for queue"
1866 ha->rsp_q_map[0] = rsp;
1867 ha->req_q_map[0] = req;
1870 ha->isp_ops->wrt_req_reg = qla25xx_wrt_req_reg;
1871 ha->isp_ops->wrt_rsp_reg = qla25xx_wrt_rsp_reg;
1872 ha->isp_ops->rd_req_reg = qla25xx_rd_req_reg;
1875 if (qla2x00_initialize_adapter(base_vha)) {
1876 qla_printk(KERN_WARNING, ha,
1877 "Failed to initialize adapter\n");
1879 DEBUG2(printk("scsi(%ld): Failed to initialize adapter - "
1880 "Adapter flags %x.\n",
1881 base_vha->host_no, base_vha->device_flags));
1888 * Startup the kernel thread for this host adapter
1890 ha->dpc_thread = kthread_create(qla2x00_do_dpc, ha,
1891 "%s_dpc", base_vha->host_str);
1892 if (IS_ERR(ha->dpc_thread)) {
1893 qla_printk(KERN_WARNING, ha,
1894 "Unable to start DPC thread!\n");
1895 ret = PTR_ERR(ha->dpc_thread);
1899 list_add_tail(&base_vha->list, &ha->vp_list);
1900 base_vha->host->irq = ha->pdev->irq;
1902 /* Initialized the timer */
1903 qla2x00_start_timer(base_vha, qla2x00_timer, WATCH_INTERVAL);
1905 DEBUG2(printk("DEBUG: detect hba %ld at address = %p\n",
1906 base_vha->host_no, ha));
1908 base_vha->flags.init_done = 1;
1909 base_vha->flags.online = 1;
1911 ret = scsi_add_host(host, &pdev->dev);
1915 ha->isp_ops->enable_intrs(ha);
1917 scsi_scan_host(host);
1919 qla2x00_alloc_sysfs_attr(base_vha);
1921 qla2x00_init_host_attr(base_vha);
1923 qla2x00_dfs_setup(base_vha);
1925 qla_printk(KERN_INFO, ha, "\n"
1926 " QLogic Fibre Channel HBA Driver: %s\n"
1928 " ISP%04X: %s @ %s hdma%c, host#=%ld, fw=%s\n",
1929 qla2x00_version_str, ha->model_number,
1930 ha->model_desc ? ha->model_desc : "", pdev->device,
1931 ha->isp_ops->pci_info_str(base_vha, pci_info), pci_name(pdev),
1932 ha->flags.enable_64bit_addressing ? '+' : '-', base_vha->host_no,
1933 ha->isp_ops->fw_version_str(base_vha, fw_str));
1938 qla2x00_free_que(ha, req, rsp);
1939 qla2x00_free_device(base_vha);
1941 scsi_host_put(base_vha->host);
1945 iounmap(ha->iobase);
1947 pci_release_selected_regions(ha->pdev, ha->bars);
1952 pci_disable_device(pdev);
1957 qla2x00_remove_one(struct pci_dev *pdev)
1959 scsi_qla_host_t *base_vha, *vha, *temp;
1960 struct qla_hw_data *ha;
1962 base_vha = pci_get_drvdata(pdev);
1965 list_for_each_entry_safe(vha, temp, &ha->vp_list, list) {
1966 if (vha && vha->fc_vport)
1967 fc_vport_terminate(vha->fc_vport);
1970 set_bit(UNLOADING, &base_vha->dpc_flags);
1972 qla2x00_dfs_remove(base_vha);
1974 qla84xx_put_chip(base_vha);
1976 qla2x00_free_sysfs_attr(base_vha);
1978 fc_remove_host(base_vha->host);
1980 scsi_remove_host(base_vha->host);
1982 qla2x00_free_device(base_vha);
1984 scsi_host_put(base_vha->host);
1987 iounmap(ha->iobase);
1990 iounmap(ha->mqiobase);
1992 pci_release_selected_regions(ha->pdev, ha->bars);
1996 pci_disable_device(pdev);
1997 pci_set_drvdata(pdev, NULL);
2001 qla2x00_free_device(scsi_qla_host_t *vha)
2003 struct qla_hw_data *ha = vha->hw;
2004 qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16);
2007 if (vha->timer_active)
2008 qla2x00_stop_timer(vha);
2010 vha->flags.online = 0;
2012 /* Kill the kernel thread for this host */
2013 if (ha->dpc_thread) {
2014 struct task_struct *t = ha->dpc_thread;
2017 * qla2xxx_wake_dpc checks for ->dpc_thread
2018 * so we need to zero it out.
2020 ha->dpc_thread = NULL;
2024 if (ha->flags.fce_enabled)
2025 qla2x00_disable_fce_trace(vha, NULL, NULL);
2028 qla2x00_disable_eft_trace(vha);
2030 /* Stop currently executing firmware. */
2031 qla2x00_try_to_stop_firmware(vha);
2033 /* turn-off interrupts on the card */
2034 if (ha->interrupts_on)
2035 ha->isp_ops->disable_intrs(ha);
2037 qla2x00_free_irqs(vha);
2039 qla2x00_mem_free(ha);
2041 qla2x00_free_queues(ha);
2045 qla2x00_schedule_rport_del(struct scsi_qla_host *vha, fc_port_t *fcport,
2048 struct fc_rport *rport;
2053 rport = fcport->rport;
2055 spin_lock_irq(vha->host->host_lock);
2056 fcport->drport = rport;
2057 spin_unlock_irq(vha->host->host_lock);
2058 set_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags);
2059 qla2xxx_wake_dpc(vha);
2061 fc_remote_port_delete(rport);
2065 * qla2x00_mark_device_lost Updates fcport state when device goes offline.
2067 * Input: ha = adapter block pointer. fcport = port structure pointer.
2073 void qla2x00_mark_device_lost(scsi_qla_host_t *vha, fc_port_t *fcport,
2074 int do_login, int defer)
2076 if (atomic_read(&fcport->state) == FCS_ONLINE &&
2077 vha->vp_idx == fcport->vp_idx) {
2078 atomic_set(&fcport->state, FCS_DEVICE_LOST);
2079 qla2x00_schedule_rport_del(vha, fcport, defer);
2082 * We may need to retry the login, so don't change the state of the
2083 * port but do the retries.
2085 if (atomic_read(&fcport->state) != FCS_DEVICE_DEAD)
2086 atomic_set(&fcport->state, FCS_DEVICE_LOST);
2091 if (fcport->login_retry == 0) {
2092 fcport->login_retry = vha->hw->login_retry_count;
2093 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
2095 DEBUG(printk("scsi(%ld): Port login retry: "
2096 "%02x%02x%02x%02x%02x%02x%02x%02x, "
2097 "id = 0x%04x retry cnt=%d\n",
2099 fcport->port_name[0],
2100 fcport->port_name[1],
2101 fcport->port_name[2],
2102 fcport->port_name[3],
2103 fcport->port_name[4],
2104 fcport->port_name[5],
2105 fcport->port_name[6],
2106 fcport->port_name[7],
2108 fcport->login_retry));
2113 * qla2x00_mark_all_devices_lost
2114 * Updates fcport state when device goes offline.
2117 * ha = adapter block pointer.
2118 * fcport = port structure pointer.
2126 qla2x00_mark_all_devices_lost(scsi_qla_host_t *vha, int defer)
2130 list_for_each_entry(fcport, &vha->vp_fcports, list) {
2131 if (vha->vp_idx != fcport->vp_idx)
2134 * No point in marking the device as lost, if the device is
2137 if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD)
2139 if (atomic_read(&fcport->state) == FCS_ONLINE) {
2140 atomic_set(&fcport->state, FCS_DEVICE_LOST);
2141 qla2x00_schedule_rport_del(vha, fcport, defer);
2143 atomic_set(&fcport->state, FCS_DEVICE_LOST);
2149 * Allocates adapter memory.
2156 qla2x00_mem_alloc(struct qla_hw_data *ha, uint16_t req_len, uint16_t rsp_len,
2157 struct req_que **req, struct rsp_que **rsp)
2161 ha->init_cb_size = sizeof(init_cb_t);
2162 if (IS_QLA2XXX_MIDTYPE(ha))
2163 ha->init_cb_size = sizeof(struct mid_init_cb_24xx);
2165 ha->init_cb = dma_alloc_coherent(&ha->pdev->dev, ha->init_cb_size,
2166 &ha->init_cb_dma, GFP_KERNEL);
2170 ha->gid_list = dma_alloc_coherent(&ha->pdev->dev, GID_LIST_SIZE,
2171 &ha->gid_list_dma, GFP_KERNEL);
2173 goto fail_free_init_cb;
2175 ha->srb_mempool = mempool_create_slab_pool(SRB_MIN_REQ, srb_cachep);
2176 if (!ha->srb_mempool)
2177 goto fail_free_gid_list;
2179 /* Get memory for cached NVRAM */
2180 ha->nvram = kzalloc(MAX_NVRAM_SIZE, GFP_KERNEL);
2182 goto fail_free_srb_mempool;
2184 snprintf(name, sizeof(name), "%s_%d", QLA2XXX_DRIVER_NAME,
2186 ha->s_dma_pool = dma_pool_create(name, &ha->pdev->dev,
2187 DMA_POOL_SIZE, 8, 0);
2188 if (!ha->s_dma_pool)
2189 goto fail_free_nvram;
2191 /* Allocate memory for SNS commands */
2192 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
2193 /* Get consistent memory allocated for SNS commands */
2194 ha->sns_cmd = dma_alloc_coherent(&ha->pdev->dev,
2195 sizeof(struct sns_cmd_pkt), &ha->sns_cmd_dma, GFP_KERNEL);
2199 /* Get consistent memory allocated for MS IOCB */
2200 ha->ms_iocb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
2204 /* Get consistent memory allocated for CT SNS commands */
2205 ha->ct_sns = dma_alloc_coherent(&ha->pdev->dev,
2206 sizeof(struct ct_sns_pkt), &ha->ct_sns_dma, GFP_KERNEL);
2208 goto fail_free_ms_iocb;
2211 /* Allocate memory for request ring */
2212 *req = kzalloc(sizeof(struct req_que), GFP_KERNEL);
2214 DEBUG(printk("Unable to allocate memory for req\n"));
2217 (*req)->length = req_len;
2218 (*req)->ring = dma_alloc_coherent(&ha->pdev->dev,
2219 ((*req)->length + 1) * sizeof(request_t),
2220 &(*req)->dma, GFP_KERNEL);
2221 if (!(*req)->ring) {
2222 DEBUG(printk("Unable to allocate memory for req_ring\n"));
2225 /* Allocate memory for response ring */
2226 *rsp = kzalloc(sizeof(struct rsp_que), GFP_KERNEL);
2228 qla_printk(KERN_WARNING, ha,
2229 "Unable to allocate memory for rsp\n");
2233 (*rsp)->length = rsp_len;
2234 (*rsp)->ring = dma_alloc_coherent(&ha->pdev->dev,
2235 ((*rsp)->length + 1) * sizeof(response_t),
2236 &(*rsp)->dma, GFP_KERNEL);
2237 if (!(*rsp)->ring) {
2238 qla_printk(KERN_WARNING, ha,
2239 "Unable to allocate memory for rsp_ring\n");
2244 /* Allocate memory for NVRAM data for vports */
2245 if (ha->nvram_npiv_size) {
2246 ha->npiv_info = kzalloc(sizeof(struct qla_npiv_entry) *
2247 ha->nvram_npiv_size, GFP_KERNEL);
2248 if (!ha->npiv_info) {
2249 qla_printk(KERN_WARNING, ha,
2250 "Unable to allocate memory for npiv info\n");
2251 goto fail_npiv_info;
2254 ha->npiv_info = NULL;
2256 INIT_LIST_HEAD(&ha->vp_list);
2260 dma_free_coherent(&ha->pdev->dev, ((*rsp)->length + 1) *
2261 sizeof(response_t), (*rsp)->ring, (*rsp)->dma);
2262 (*rsp)->ring = NULL;
2267 dma_free_coherent(&ha->pdev->dev, ((*req)->length + 1) *
2268 sizeof(request_t), (*req)->ring, (*req)->dma);
2269 (*req)->ring = NULL;
2274 dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt),
2275 ha->ct_sns, ha->ct_sns_dma);
2279 dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma);
2281 ha->ms_iocb_dma = 0;
2283 dma_pool_destroy(ha->s_dma_pool);
2284 ha->s_dma_pool = NULL;
2288 fail_free_srb_mempool:
2289 mempool_destroy(ha->srb_mempool);
2290 ha->srb_mempool = NULL;
2292 dma_free_coherent(&ha->pdev->dev, GID_LIST_SIZE, ha->gid_list,
2294 ha->gid_list = NULL;
2295 ha->gid_list_dma = 0;
2297 dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, ha->init_cb,
2300 ha->init_cb_dma = 0;
2302 DEBUG(printk("%s: Memory allocation failure\n", __func__));
2308 * Frees all adapter allocated memory.
2311 * ha = adapter block pointer.
2314 qla2x00_mem_free(struct qla_hw_data *ha)
2316 if (ha->srb_mempool)
2317 mempool_destroy(ha->srb_mempool);
2320 dma_free_coherent(&ha->pdev->dev, FCE_SIZE, ha->fce,
2325 dma_free_coherent(&ha->pdev->dev,
2326 ntohl(ha->fw_dump->eft_size), ha->eft, ha->eft_dma);
2331 dma_free_coherent(&ha->pdev->dev, sizeof(struct sns_cmd_pkt),
2332 ha->sns_cmd, ha->sns_cmd_dma);
2335 dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt),
2336 ha->ct_sns, ha->ct_sns_dma);
2339 dma_pool_free(ha->s_dma_pool, ha->sfp_data, ha->sfp_data_dma);
2342 dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma);
2345 dma_pool_destroy(ha->s_dma_pool);
2349 dma_free_coherent(&ha->pdev->dev, GID_LIST_SIZE, ha->gid_list,
2354 dma_free_coherent(&ha->pdev->dev, ha->init_cb_size,
2355 ha->init_cb, ha->init_cb_dma);
2356 vfree(ha->optrom_buffer);
2358 kfree(ha->npiv_info);
2360 ha->srb_mempool = NULL;
2364 ha->sns_cmd_dma = 0;
2368 ha->ms_iocb_dma = 0;
2370 ha->init_cb_dma = 0;
2372 ha->s_dma_pool = NULL;
2374 ha->gid_list = NULL;
2375 ha->gid_list_dma = 0;
2379 ha->fw_dump_reading = 0;
2382 struct scsi_qla_host *qla2x00_create_host(struct scsi_host_template *sht,
2383 struct qla_hw_data *ha)
2385 struct Scsi_Host *host;
2386 struct scsi_qla_host *vha = NULL;
2388 host = scsi_host_alloc(sht, sizeof(scsi_qla_host_t));
2391 "qla2xxx: Couldn't allocate host from scsi layer!\n");
2395 /* Clear our data area */
2396 vha = shost_priv(host);
2397 memset(vha, 0, sizeof(scsi_qla_host_t));
2400 vha->host_no = host->host_no;
2403 INIT_LIST_HEAD(&vha->vp_fcports);
2404 INIT_LIST_HEAD(&vha->work_list);
2405 INIT_LIST_HEAD(&vha->list);
2407 sprintf(vha->host_str, "%s_%ld", QLA2XXX_DRIVER_NAME, vha->host_no);
2414 static struct qla_work_evt *
2415 qla2x00_alloc_work(struct scsi_qla_host *vha, enum qla_work_type type,
2418 struct qla_work_evt *e;
2420 e = kzalloc(sizeof(struct qla_work_evt), locked ? GFP_ATOMIC:
2425 INIT_LIST_HEAD(&e->list);
2427 e->flags = QLA_EVT_FLAG_FREE;
2432 qla2x00_post_work(struct scsi_qla_host *vha, struct qla_work_evt *e, int locked)
2434 unsigned long uninitialized_var(flags);
2435 struct qla_hw_data *ha = vha->hw;
2438 spin_lock_irqsave(&ha->hardware_lock, flags);
2439 list_add_tail(&e->list, &vha->work_list);
2440 qla2xxx_wake_dpc(vha);
2442 spin_unlock_irqrestore(&ha->hardware_lock, flags);
2447 qla2x00_post_aen_work(struct scsi_qla_host *vha, enum fc_host_event_code code,
2450 struct qla_work_evt *e;
2452 e = qla2x00_alloc_work(vha, QLA_EVT_AEN, 1);
2454 return QLA_FUNCTION_FAILED;
2456 e->u.aen.code = code;
2457 e->u.aen.data = data;
2458 return qla2x00_post_work(vha, e, 1);
2462 qla2x00_post_hwe_work(struct scsi_qla_host *vha, uint16_t code, uint16_t d1,
2463 uint16_t d2, uint16_t d3)
2465 struct qla_work_evt *e;
2467 e = qla2x00_alloc_work(vha, QLA_EVT_HWE_LOG, 1);
2469 return QLA_FUNCTION_FAILED;
2471 e->u.hwe.code = code;
2475 return qla2x00_post_work(vha, e, 1);
2479 qla2x00_do_work(struct scsi_qla_host *vha)
2481 struct qla_work_evt *e;
2482 struct qla_hw_data *ha = vha->hw;
2484 spin_lock_irq(&ha->hardware_lock);
2485 while (!list_empty(&vha->work_list)) {
2486 e = list_entry(vha->work_list.next, struct qla_work_evt, list);
2487 list_del_init(&e->list);
2488 spin_unlock_irq(&ha->hardware_lock);
2492 fc_host_post_event(vha->host, fc_get_event_number(),
2493 e->u.aen.code, e->u.aen.data);
2495 case QLA_EVT_HWE_LOG:
2496 qla2xxx_hw_event_log(vha, e->u.hwe.code, e->u.hwe.d1,
2497 e->u.hwe.d2, e->u.hwe.d3);
2500 if (e->flags & QLA_EVT_FLAG_FREE)
2502 spin_lock_irq(&ha->hardware_lock);
2504 spin_unlock_irq(&ha->hardware_lock);
2506 /* Relogins all the fcports of a vport
2507 * Context: dpc thread
2509 void qla2x00_relogin(struct scsi_qla_host *vha)
2513 uint16_t next_loopid = 0;
2514 struct qla_hw_data *ha = vha->hw;
2516 list_for_each_entry(fcport, &vha->vp_fcports, list) {
2518 * If the port is not ONLINE then try to login
2519 * to it if we haven't run out of retries.
2521 if (atomic_read(&fcport->state) !=
2522 FCS_ONLINE && fcport->login_retry) {
2524 if (fcport->flags & FCF_FABRIC_DEVICE) {
2525 if (fcport->flags & FCF_TAPE_PRESENT)
2526 ha->isp_ops->fabric_logout(vha,
2528 fcport->d_id.b.domain,
2529 fcport->d_id.b.area,
2530 fcport->d_id.b.al_pa);
2532 status = qla2x00_fabric_login(vha, fcport,
2535 status = qla2x00_local_device_login(vha,
2538 fcport->login_retry--;
2539 if (status == QLA_SUCCESS) {
2540 fcport->old_loop_id = fcport->loop_id;
2542 DEBUG(printk("scsi(%ld): port login OK: logged "
2543 "in ID 0x%x\n", vha->host_no, fcport->loop_id));
2545 qla2x00_update_fcport(vha, fcport);
2547 } else if (status == 1) {
2548 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
2549 /* retry the login again */
2550 DEBUG(printk("scsi(%ld): Retrying"
2551 " %d login again loop_id 0x%x\n",
2552 vha->host_no, fcport->login_retry,
2555 fcport->login_retry = 0;
2558 if (fcport->login_retry == 0 && status != QLA_SUCCESS)
2559 fcport->loop_id = FC_NO_LOOP_ID;
2561 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
2566 /**************************************************************************
2568 * This kernel thread is a task that is schedule by the interrupt handler
2569 * to perform the background processing for interrupts.
2572 * This task always run in the context of a kernel thread. It
2573 * is kick-off by the driver's detect code and starts up
2574 * up one per adapter. It immediately goes to sleep and waits for
2575 * some fibre event. When either the interrupt handler or
2576 * the timer routine detects a event it will one of the task
2577 * bits then wake us up.
2578 **************************************************************************/
2580 qla2x00_do_dpc(void *data)
2583 scsi_qla_host_t *base_vha;
2584 struct qla_hw_data *ha;
2586 ha = (struct qla_hw_data *)data;
2587 base_vha = pci_get_drvdata(ha->pdev);
2589 set_user_nice(current, -20);
2591 while (!kthread_should_stop()) {
2592 DEBUG3(printk("qla2x00: DPC handler sleeping\n"));
2594 set_current_state(TASK_INTERRUPTIBLE);
2596 __set_current_state(TASK_RUNNING);
2598 DEBUG3(printk("qla2x00: DPC handler waking up\n"));
2600 /* Initialization not yet finished. Don't do anything yet. */
2601 if (!base_vha->flags.init_done)
2604 DEBUG3(printk("scsi(%ld): DPC handler\n", base_vha->host_no));
2608 if (ha->flags.mbox_busy) {
2613 qla2x00_do_work(base_vha);
2615 if (test_and_clear_bit(ISP_ABORT_NEEDED,
2616 &base_vha->dpc_flags)) {
2618 DEBUG(printk("scsi(%ld): dpc: sched "
2619 "qla2x00_abort_isp ha = %p\n",
2620 base_vha->host_no, ha));
2621 if (!(test_and_set_bit(ABORT_ISP_ACTIVE,
2622 &base_vha->dpc_flags))) {
2624 if (qla2x00_abort_isp(base_vha)) {
2625 /* failed. retry later */
2626 set_bit(ISP_ABORT_NEEDED,
2627 &base_vha->dpc_flags);
2629 clear_bit(ABORT_ISP_ACTIVE,
2630 &base_vha->dpc_flags);
2633 DEBUG(printk("scsi(%ld): dpc: qla2x00_abort_isp end\n",
2634 base_vha->host_no));
2637 if (test_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags)) {
2638 qla2x00_update_fcports(base_vha);
2639 clear_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags);
2642 if (test_and_clear_bit(RESET_MARKER_NEEDED,
2643 &base_vha->dpc_flags) &&
2644 (!(test_and_set_bit(RESET_ACTIVE, &base_vha->dpc_flags)))) {
2646 DEBUG(printk("scsi(%ld): qla2x00_reset_marker()\n",
2647 base_vha->host_no));
2649 qla2x00_rst_aen(base_vha);
2650 clear_bit(RESET_ACTIVE, &base_vha->dpc_flags);
2653 /* Retry each device up to login retry count */
2654 if ((test_and_clear_bit(RELOGIN_NEEDED,
2655 &base_vha->dpc_flags)) &&
2656 !test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags) &&
2657 atomic_read(&base_vha->loop_state) != LOOP_DOWN) {
2659 DEBUG(printk("scsi(%ld): qla2x00_port_login()\n",
2660 base_vha->host_no));
2661 qla2x00_relogin(base_vha);
2663 DEBUG(printk("scsi(%ld): qla2x00_port_login - end\n",
2664 base_vha->host_no));
2667 if (test_and_clear_bit(LOOP_RESYNC_NEEDED,
2668 &base_vha->dpc_flags)) {
2670 DEBUG(printk("scsi(%ld): qla2x00_loop_resync()\n",
2671 base_vha->host_no));
2673 if (!(test_and_set_bit(LOOP_RESYNC_ACTIVE,
2674 &base_vha->dpc_flags))) {
2676 rval = qla2x00_loop_resync(base_vha);
2678 clear_bit(LOOP_RESYNC_ACTIVE,
2679 &base_vha->dpc_flags);
2682 DEBUG(printk("scsi(%ld): qla2x00_loop_resync - end\n",
2683 base_vha->host_no));
2686 if (test_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags) &&
2687 atomic_read(&base_vha->loop_state) == LOOP_READY) {
2688 clear_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags);
2689 qla2xxx_flash_npiv_conf(base_vha);
2692 if (!ha->interrupts_on)
2693 ha->isp_ops->enable_intrs(ha);
2695 if (test_and_clear_bit(BEACON_BLINK_NEEDED,
2696 &base_vha->dpc_flags))
2697 ha->isp_ops->beacon_blink(base_vha);
2699 qla2x00_do_dpc_all_vps(base_vha);
2702 } /* End of while(1) */
2704 DEBUG(printk("scsi(%ld): DPC handler exiting\n", base_vha->host_no));
2707 * Make sure that nobody tries to wake us up again.
2715 qla2xxx_wake_dpc(struct scsi_qla_host *vha)
2717 struct qla_hw_data *ha = vha->hw;
2718 struct task_struct *t = ha->dpc_thread;
2720 if (!test_bit(UNLOADING, &vha->dpc_flags) && t)
2726 * Processes asynchronous reset.
2729 * ha = adapter block pointer.
2732 qla2x00_rst_aen(scsi_qla_host_t *vha)
2734 if (vha->flags.online && !vha->flags.reset_active &&
2735 !atomic_read(&vha->loop_down_timer) &&
2736 !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))) {
2738 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
2741 * Issue marker command only when we are going to start
2744 vha->marker_needed = 1;
2745 } while (!atomic_read(&vha->loop_down_timer) &&
2746 (test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags)));
2751 qla2x00_sp_free_dma(srb_t *sp)
2753 struct scsi_cmnd *cmd = sp->cmd;
2755 if (sp->flags & SRB_DMA_VALID) {
2756 scsi_dma_unmap(cmd);
2757 sp->flags &= ~SRB_DMA_VALID;
2763 qla2x00_sp_compl(struct qla_hw_data *ha, srb_t *sp)
2765 struct scsi_cmnd *cmd = sp->cmd;
2767 qla2x00_sp_free_dma(sp);
2769 mempool_free(sp, ha->srb_mempool);
2771 cmd->scsi_done(cmd);
2774 /**************************************************************************
2780 * Context: Interrupt
2781 ***************************************************************************/
2783 qla2x00_timer(scsi_qla_host_t *vha)
2785 unsigned long cpu_flags = 0;
2791 struct qla_hw_data *ha = vha->hw;
2792 struct req_que *req;
2794 * Ports - Port down timer.
2796 * Whenever, a port is in the LOST state we start decrementing its port
2797 * down timer every second until it reaches zero. Once it reaches zero
2798 * the port it marked DEAD.
2801 list_for_each_entry(fcport, &vha->vp_fcports, list) {
2802 if (fcport->port_type != FCT_TARGET)
2805 if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) {
2807 if (atomic_read(&fcport->port_down_timer) == 0)
2810 if (atomic_dec_and_test(&fcport->port_down_timer) != 0)
2811 atomic_set(&fcport->state, FCS_DEVICE_DEAD);
2813 DEBUG(printk("scsi(%ld): fcport-%d - port retry count: "
2816 t, atomic_read(&fcport->port_down_timer)));
2819 } /* End of for fcport */
2822 /* Loop down handler. */
2823 if (atomic_read(&vha->loop_down_timer) > 0 &&
2824 !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))
2825 && vha->flags.online) {
2827 if (atomic_read(&vha->loop_down_timer) ==
2828 vha->loop_down_abort_time) {
2830 DEBUG(printk("scsi(%ld): Loop Down - aborting the "
2831 "queues before time expire\n",
2834 if (!IS_QLA2100(ha) && vha->link_down_timeout)
2835 atomic_set(&vha->loop_state, LOOP_DEAD);
2837 /* Schedule an ISP abort to return any tape commands. */
2838 /* NPIV - scan physical port only */
2840 spin_lock_irqsave(&ha->hardware_lock,
2842 req = ha->req_q_map[0];
2844 index < MAX_OUTSTANDING_COMMANDS;
2848 sp = req->outstanding_cmds[index];
2852 if (!(sfcp->flags & FCF_TAPE_PRESENT))
2855 set_bit(ISP_ABORT_NEEDED,
2859 spin_unlock_irqrestore(&ha->hardware_lock,
2862 set_bit(ABORT_QUEUES_NEEDED, &vha->dpc_flags);
2866 /* if the loop has been down for 4 minutes, reinit adapter */
2867 if (atomic_dec_and_test(&vha->loop_down_timer) != 0) {
2868 DEBUG(printk("scsi(%ld): Loop down exceed 4 mins - "
2869 "restarting queues.\n",
2872 set_bit(RESTART_QUEUES_NEEDED, &vha->dpc_flags);
2875 if (!(vha->device_flags & DFLG_NO_CABLE) &&
2877 DEBUG(printk("scsi(%ld): Loop down - "
2880 qla_printk(KERN_WARNING, ha,
2881 "Loop down - aborting ISP.\n");
2883 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2886 DEBUG3(printk("scsi(%ld): Loop Down - seconds remaining %d\n",
2888 atomic_read(&vha->loop_down_timer)));
2891 /* Check if beacon LED needs to be blinked */
2892 if (ha->beacon_blink_led == 1) {
2893 set_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags);
2897 /* Process any deferred work. */
2898 if (!list_empty(&vha->work_list))
2901 /* Schedule the DPC routine if needed */
2902 if ((test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
2903 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags) ||
2904 test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags) ||
2906 test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags) ||
2907 test_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags) ||
2908 test_bit(VP_DPC_NEEDED, &vha->dpc_flags) ||
2909 test_bit(RELOGIN_NEEDED, &vha->dpc_flags)))
2910 qla2xxx_wake_dpc(vha);
2912 qla2x00_restart_timer(vha, WATCH_INTERVAL);
2915 /* Firmware interface routines. */
2918 #define FW_ISP21XX 0
2919 #define FW_ISP22XX 1
2920 #define FW_ISP2300 2
2921 #define FW_ISP2322 3
2922 #define FW_ISP24XX 4
2923 #define FW_ISP25XX 5
2925 #define FW_FILE_ISP21XX "ql2100_fw.bin"
2926 #define FW_FILE_ISP22XX "ql2200_fw.bin"
2927 #define FW_FILE_ISP2300 "ql2300_fw.bin"
2928 #define FW_FILE_ISP2322 "ql2322_fw.bin"
2929 #define FW_FILE_ISP24XX "ql2400_fw.bin"
2930 #define FW_FILE_ISP25XX "ql2500_fw.bin"
2932 static DEFINE_MUTEX(qla_fw_lock);
2934 static struct fw_blob qla_fw_blobs[FW_BLOBS] = {
2935 { .name = FW_FILE_ISP21XX, .segs = { 0x1000, 0 }, },
2936 { .name = FW_FILE_ISP22XX, .segs = { 0x1000, 0 }, },
2937 { .name = FW_FILE_ISP2300, .segs = { 0x800, 0 }, },
2938 { .name = FW_FILE_ISP2322, .segs = { 0x800, 0x1c000, 0x1e000, 0 }, },
2939 { .name = FW_FILE_ISP24XX, },
2940 { .name = FW_FILE_ISP25XX, },
2944 qla2x00_request_firmware(scsi_qla_host_t *vha)
2946 struct qla_hw_data *ha = vha->hw;
2947 struct fw_blob *blob;
2950 if (IS_QLA2100(ha)) {
2951 blob = &qla_fw_blobs[FW_ISP21XX];
2952 } else if (IS_QLA2200(ha)) {
2953 blob = &qla_fw_blobs[FW_ISP22XX];
2954 } else if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
2955 blob = &qla_fw_blobs[FW_ISP2300];
2956 } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) {
2957 blob = &qla_fw_blobs[FW_ISP2322];
2958 } else if (IS_QLA24XX_TYPE(ha)) {
2959 blob = &qla_fw_blobs[FW_ISP24XX];
2960 } else if (IS_QLA25XX(ha)) {
2961 blob = &qla_fw_blobs[FW_ISP25XX];
2964 mutex_lock(&qla_fw_lock);
2968 if (request_firmware(&blob->fw, blob->name, &ha->pdev->dev)) {
2969 DEBUG2(printk("scsi(%ld): Failed to load firmware image "
2970 "(%s).\n", vha->host_no, blob->name));
2977 mutex_unlock(&qla_fw_lock);
2982 qla2x00_release_firmware(void)
2986 mutex_lock(&qla_fw_lock);
2987 for (idx = 0; idx < FW_BLOBS; idx++)
2988 if (qla_fw_blobs[idx].fw)
2989 release_firmware(qla_fw_blobs[idx].fw);
2990 mutex_unlock(&qla_fw_lock);
2993 static pci_ers_result_t
2994 qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
2997 case pci_channel_io_normal:
2998 return PCI_ERS_RESULT_CAN_RECOVER;
2999 case pci_channel_io_frozen:
3000 pci_disable_device(pdev);
3001 return PCI_ERS_RESULT_NEED_RESET;
3002 case pci_channel_io_perm_failure:
3003 qla2x00_remove_one(pdev);
3004 return PCI_ERS_RESULT_DISCONNECT;
3006 return PCI_ERS_RESULT_NEED_RESET;
3009 static pci_ers_result_t
3010 qla2xxx_pci_mmio_enabled(struct pci_dev *pdev)
3012 int risc_paused = 0;
3014 unsigned long flags;
3015 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
3016 struct qla_hw_data *ha = base_vha->hw;
3017 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
3018 struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24;
3020 spin_lock_irqsave(&ha->hardware_lock, flags);
3021 if (IS_QLA2100(ha) || IS_QLA2200(ha)){
3022 stat = RD_REG_DWORD(®->hccr);
3023 if (stat & HCCR_RISC_PAUSE)
3025 } else if (IS_QLA23XX(ha)) {
3026 stat = RD_REG_DWORD(®->u.isp2300.host_status);
3027 if (stat & HSR_RISC_PAUSED)
3029 } else if (IS_FWI2_CAPABLE(ha)) {
3030 stat = RD_REG_DWORD(®24->host_status);
3031 if (stat & HSRX_RISC_PAUSED)
3034 spin_unlock_irqrestore(&ha->hardware_lock, flags);
3037 qla_printk(KERN_INFO, ha, "RISC paused -- mmio_enabled, "
3038 "Dumping firmware!\n");
3039 ha->isp_ops->fw_dump(base_vha, 0);
3041 return PCI_ERS_RESULT_NEED_RESET;
3043 return PCI_ERS_RESULT_RECOVERED;
3046 static pci_ers_result_t
3047 qla2xxx_pci_slot_reset(struct pci_dev *pdev)
3049 pci_ers_result_t ret = PCI_ERS_RESULT_DISCONNECT;
3050 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
3051 struct qla_hw_data *ha = base_vha->hw;
3055 rc = pci_enable_device_mem(pdev);
3057 rc = pci_enable_device(pdev);
3060 qla_printk(KERN_WARNING, ha,
3061 "Can't re-enable PCI device after reset.\n");
3065 pci_set_master(pdev);
3067 if (ha->isp_ops->pci_config(base_vha))
3070 set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
3071 if (qla2x00_abort_isp(base_vha) == QLA_SUCCESS)
3072 ret = PCI_ERS_RESULT_RECOVERED;
3073 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
3079 qla2xxx_pci_resume(struct pci_dev *pdev)
3081 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
3082 struct qla_hw_data *ha = base_vha->hw;
3085 ret = qla2x00_wait_for_hba_online(base_vha);
3086 if (ret != QLA_SUCCESS) {
3087 qla_printk(KERN_ERR, ha,
3088 "the device failed to resume I/O "
3089 "from slot/link_reset");
3091 pci_cleanup_aer_uncorrect_error_status(pdev);
3094 static struct pci_error_handlers qla2xxx_err_handler = {
3095 .error_detected = qla2xxx_pci_error_detected,
3096 .mmio_enabled = qla2xxx_pci_mmio_enabled,
3097 .slot_reset = qla2xxx_pci_slot_reset,
3098 .resume = qla2xxx_pci_resume,
3101 static struct pci_device_id qla2xxx_pci_tbl[] = {
3102 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2100) },
3103 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2200) },
3104 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2300) },
3105 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2312) },
3106 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2322) },
3107 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6312) },
3108 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6322) },
3109 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2422) },
3110 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2432) },
3111 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8432) },
3112 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5422) },
3113 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5432) },
3114 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2532) },
3117 MODULE_DEVICE_TABLE(pci, qla2xxx_pci_tbl);
3119 static struct pci_driver qla2xxx_pci_driver = {
3120 .name = QLA2XXX_DRIVER_NAME,
3122 .owner = THIS_MODULE,
3124 .id_table = qla2xxx_pci_tbl,
3125 .probe = qla2x00_probe_one,
3126 .remove = qla2x00_remove_one,
3127 .err_handler = &qla2xxx_err_handler,
3131 * qla2x00_module_init - Module initialization.
3134 qla2x00_module_init(void)
3138 /* Allocate cache for SRBs. */
3139 srb_cachep = kmem_cache_create("qla2xxx_srbs", sizeof(srb_t), 0,
3140 SLAB_HWCACHE_ALIGN, NULL);
3141 if (srb_cachep == NULL) {
3143 "qla2xxx: Unable to allocate SRB cache...Failing load!\n");
3147 /* Derive version string. */
3148 strcpy(qla2x00_version_str, QLA2XXX_VERSION);
3149 if (ql2xextended_error_logging)
3150 strcat(qla2x00_version_str, "-debug");
3152 qla2xxx_transport_template =
3153 fc_attach_transport(&qla2xxx_transport_functions);
3154 if (!qla2xxx_transport_template) {
3155 kmem_cache_destroy(srb_cachep);
3158 qla2xxx_transport_vport_template =
3159 fc_attach_transport(&qla2xxx_transport_vport_functions);
3160 if (!qla2xxx_transport_vport_template) {
3161 kmem_cache_destroy(srb_cachep);
3162 fc_release_transport(qla2xxx_transport_template);
3166 printk(KERN_INFO "QLogic Fibre Channel HBA Driver: %s\n",
3167 qla2x00_version_str);
3168 ret = pci_register_driver(&qla2xxx_pci_driver);
3170 kmem_cache_destroy(srb_cachep);
3171 fc_release_transport(qla2xxx_transport_template);
3172 fc_release_transport(qla2xxx_transport_vport_template);
3178 * qla2x00_module_exit - Module cleanup.
3181 qla2x00_module_exit(void)
3183 pci_unregister_driver(&qla2xxx_pci_driver);
3184 qla2x00_release_firmware();
3185 kmem_cache_destroy(srb_cachep);
3186 fc_release_transport(qla2xxx_transport_template);
3187 fc_release_transport(qla2xxx_transport_vport_template);
3190 module_init(qla2x00_module_init);
3191 module_exit(qla2x00_module_exit);
3193 MODULE_AUTHOR("QLogic Corporation");
3194 MODULE_DESCRIPTION("QLogic Fibre Channel HBA Driver");
3195 MODULE_LICENSE("GPL");
3196 MODULE_VERSION(QLA2XXX_VERSION);
3197 MODULE_FIRMWARE(FW_FILE_ISP21XX);
3198 MODULE_FIRMWARE(FW_FILE_ISP22XX);
3199 MODULE_FIRMWARE(FW_FILE_ISP2300);
3200 MODULE_FIRMWARE(FW_FILE_ISP2322);
3201 MODULE_FIRMWARE(FW_FILE_ISP24XX);
3202 MODULE_FIRMWARE(FW_FILE_ISP25XX);