2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2008 QLogic Corporation
5 * See LICENSE.qla2xxx for copyright and licensing details.
9 #include <linux/moduleparam.h>
10 #include <linux/vmalloc.h>
11 #include <linux/delay.h>
12 #include <linux/kthread.h>
13 #include <linux/mutex.h>
14 #include <linux/kobject.h>
15 #include <linux/slab.h>
17 #include <scsi/scsi_tcq.h>
18 #include <scsi/scsicam.h>
19 #include <scsi/scsi_transport.h>
20 #include <scsi/scsi_transport_fc.h>
25 char qla2x00_version_str[40];
27 static int apidev_major;
30 * SRB allocation cache
32 static struct kmem_cache *srb_cachep;
35 * CT6 CTX allocation cache
37 static struct kmem_cache *ctx_cachep;
39 int ql2xlogintimeout = 20;
40 module_param(ql2xlogintimeout, int, S_IRUGO|S_IRUSR);
41 MODULE_PARM_DESC(ql2xlogintimeout,
42 "Login timeout value in seconds.");
44 int qlport_down_retry;
45 module_param(qlport_down_retry, int, S_IRUGO|S_IRUSR);
46 MODULE_PARM_DESC(qlport_down_retry,
47 "Maximum number of command retries to a port that returns "
48 "a PORT-DOWN status.");
50 int ql2xplogiabsentdevice;
51 module_param(ql2xplogiabsentdevice, int, S_IRUGO|S_IWUSR);
52 MODULE_PARM_DESC(ql2xplogiabsentdevice,
53 "Option to enable PLOGI to devices that are not present after "
54 "a Fabric scan. This is needed for several broken switches. "
55 "Default is 0 - no PLOGI. 1 - perfom PLOGI.");
57 int ql2xloginretrycount = 0;
58 module_param(ql2xloginretrycount, int, S_IRUGO|S_IRUSR);
59 MODULE_PARM_DESC(ql2xloginretrycount,
60 "Specify an alternate value for the NVRAM login retry count.");
62 int ql2xallocfwdump = 1;
63 module_param(ql2xallocfwdump, int, S_IRUGO|S_IRUSR);
64 MODULE_PARM_DESC(ql2xallocfwdump,
65 "Option to enable allocation of memory for a firmware dump "
66 "during HBA initialization. Memory allocation requirements "
67 "vary by ISP type. Default is 1 - allocate memory.");
69 int ql2xextended_error_logging;
70 module_param(ql2xextended_error_logging, int, S_IRUGO|S_IWUSR);
71 MODULE_PARM_DESC(ql2xextended_error_logging,
72 "Option to enable extended error logging, "
73 "Default is 0 - no logging. 1 - log errors.");
75 int ql2xshiftctondsd = 6;
76 module_param(ql2xshiftctondsd, int, S_IRUGO|S_IRUSR);
77 MODULE_PARM_DESC(ql2xshiftctondsd,
78 "Set to control shifting of command type processing "
79 "based on total number of SG elements.");
81 static void qla2x00_free_device(scsi_qla_host_t *);
84 module_param(ql2xfdmienable, int, S_IRUGO|S_IRUSR);
85 MODULE_PARM_DESC(ql2xfdmienable,
86 "Enables FDMI registrations. "
87 "0 - no FDMI. Default is 1 - perform FDMI.");
89 #define MAX_Q_DEPTH 32
90 static int ql2xmaxqdepth = MAX_Q_DEPTH;
91 module_param(ql2xmaxqdepth, int, S_IRUGO|S_IWUSR);
92 MODULE_PARM_DESC(ql2xmaxqdepth,
93 "Maximum queue depth to report for target devices.");
95 /* Do not change the value of this after module load */
96 int ql2xenabledif = 1;
97 module_param(ql2xenabledif, int, S_IRUGO|S_IWUSR);
98 MODULE_PARM_DESC(ql2xenabledif,
99 " Enable T10-CRC-DIF "
100 " Default is 0 - No DIF Support. 1 - Enable it");
102 int ql2xenablehba_err_chk;
103 module_param(ql2xenablehba_err_chk, int, S_IRUGO|S_IWUSR);
104 MODULE_PARM_DESC(ql2xenablehba_err_chk,
105 " Enable T10-CRC-DIF Error isolation by HBA"
106 " Default is 0 - Error isolation disabled, 1 - Enable it");
108 int ql2xiidmaenable=1;
109 module_param(ql2xiidmaenable, int, S_IRUGO|S_IRUSR);
110 MODULE_PARM_DESC(ql2xiidmaenable,
111 "Enables iIDMA settings "
112 "Default is 1 - perform iIDMA. 0 - no iIDMA.");
114 int ql2xmaxqueues = 1;
115 module_param(ql2xmaxqueues, int, S_IRUGO|S_IRUSR);
116 MODULE_PARM_DESC(ql2xmaxqueues,
117 "Enables MQ settings "
118 "Default is 1 for single queue. Set it to number \
119 of queues in MQ mode.");
121 int ql2xmultique_tag;
122 module_param(ql2xmultique_tag, int, S_IRUGO|S_IRUSR);
123 MODULE_PARM_DESC(ql2xmultique_tag,
124 "Enables CPU affinity settings for the driver "
125 "Default is 0 for no affinity of request and response IO. "
126 "Set it to 1 to turn on the cpu affinity.");
129 module_param(ql2xfwloadbin, int, S_IRUGO|S_IRUSR);
130 MODULE_PARM_DESC(ql2xfwloadbin,
131 "Option to specify location from which to load ISP firmware:\n"
132 " 2 -- load firmware via the request_firmware() (hotplug)\n"
134 " 1 -- load firmware from flash.\n"
135 " 0 -- use default semantics.\n");
138 module_param(ql2xetsenable, int, S_IRUGO|S_IRUSR);
139 MODULE_PARM_DESC(ql2xetsenable,
140 "Enables firmware ETS burst."
141 "Default is 0 - skip ETS enablement.");
144 module_param(ql2xdbwr, int, S_IRUGO|S_IRUSR);
145 MODULE_PARM_DESC(ql2xdbwr,
146 "Option to specify scheme for request queue posting\n"
147 " 0 -- Regular doorbell.\n"
148 " 1 -- CAMRAM doorbell (faster).\n");
150 int ql2xdontresethba;
151 module_param(ql2xdontresethba, int, S_IRUGO|S_IRUSR);
152 MODULE_PARM_DESC(ql2xdontresethba,
153 "Option to specify reset behaviour\n"
154 " 0 (Default) -- Reset on failure.\n"
155 " 1 -- Do not reset on failure.\n");
157 int ql2xtargetreset = 1;
158 module_param(ql2xtargetreset, int, S_IRUGO|S_IRUSR);
159 MODULE_PARM_DESC(ql2xtargetreset,
160 "Enable target reset."
161 "Default is 1 - use hw defaults.");
164 int ql2xasynctmfenable;
165 module_param(ql2xasynctmfenable, int, S_IRUGO|S_IRUSR);
166 MODULE_PARM_DESC(ql2xasynctmfenable,
167 "Enables issue of TM IOCBs asynchronously via IOCB mechanism"
168 "Default is 0 - Issue TM IOCBs via mailbox mechanism.");
170 * SCSI host template entry points
172 static int qla2xxx_slave_configure(struct scsi_device * device);
173 static int qla2xxx_slave_alloc(struct scsi_device *);
174 static int qla2xxx_scan_finished(struct Scsi_Host *, unsigned long time);
175 static void qla2xxx_scan_start(struct Scsi_Host *);
176 static void qla2xxx_slave_destroy(struct scsi_device *);
177 static int qla2xxx_queuecommand(struct scsi_cmnd *cmd,
178 void (*fn)(struct scsi_cmnd *));
179 static int qla2xxx_eh_abort(struct scsi_cmnd *);
180 static int qla2xxx_eh_device_reset(struct scsi_cmnd *);
181 static int qla2xxx_eh_target_reset(struct scsi_cmnd *);
182 static int qla2xxx_eh_bus_reset(struct scsi_cmnd *);
183 static int qla2xxx_eh_host_reset(struct scsi_cmnd *);
185 static int qla2x00_change_queue_depth(struct scsi_device *, int, int);
186 static int qla2x00_change_queue_type(struct scsi_device *, int);
188 struct scsi_host_template qla2xxx_driver_template = {
189 .module = THIS_MODULE,
190 .name = QLA2XXX_DRIVER_NAME,
191 .queuecommand = qla2xxx_queuecommand,
193 .eh_abort_handler = qla2xxx_eh_abort,
194 .eh_device_reset_handler = qla2xxx_eh_device_reset,
195 .eh_target_reset_handler = qla2xxx_eh_target_reset,
196 .eh_bus_reset_handler = qla2xxx_eh_bus_reset,
197 .eh_host_reset_handler = qla2xxx_eh_host_reset,
199 .slave_configure = qla2xxx_slave_configure,
201 .slave_alloc = qla2xxx_slave_alloc,
202 .slave_destroy = qla2xxx_slave_destroy,
203 .scan_finished = qla2xxx_scan_finished,
204 .scan_start = qla2xxx_scan_start,
205 .change_queue_depth = qla2x00_change_queue_depth,
206 .change_queue_type = qla2x00_change_queue_type,
209 .use_clustering = ENABLE_CLUSTERING,
210 .sg_tablesize = SG_ALL,
212 .max_sectors = 0xFFFF,
213 .shost_attrs = qla2x00_host_attrs,
216 static struct scsi_transport_template *qla2xxx_transport_template = NULL;
217 struct scsi_transport_template *qla2xxx_transport_vport_template = NULL;
219 /* TODO Convert to inlines
225 qla2x00_start_timer(scsi_qla_host_t *vha, void *func, unsigned long interval)
227 init_timer(&vha->timer);
228 vha->timer.expires = jiffies + interval * HZ;
229 vha->timer.data = (unsigned long)vha;
230 vha->timer.function = (void (*)(unsigned long))func;
231 add_timer(&vha->timer);
232 vha->timer_active = 1;
236 qla2x00_restart_timer(scsi_qla_host_t *vha, unsigned long interval)
238 /* Currently used for 82XX only. */
239 if (vha->device_flags & DFLG_DEV_FAILED)
242 mod_timer(&vha->timer, jiffies + interval * HZ);
245 static __inline__ void
246 qla2x00_stop_timer(scsi_qla_host_t *vha)
248 del_timer_sync(&vha->timer);
249 vha->timer_active = 0;
252 static int qla2x00_do_dpc(void *data);
254 static void qla2x00_rst_aen(scsi_qla_host_t *);
256 static int qla2x00_mem_alloc(struct qla_hw_data *, uint16_t, uint16_t,
257 struct req_que **, struct rsp_que **);
258 static void qla2x00_mem_free(struct qla_hw_data *);
259 static void qla2x00_sp_free_dma(srb_t *);
261 /* -------------------------------------------------------------------------- */
262 static int qla2x00_alloc_queues(struct qla_hw_data *ha)
264 ha->req_q_map = kzalloc(sizeof(struct req_que *) * ha->max_req_queues,
266 if (!ha->req_q_map) {
267 qla_printk(KERN_WARNING, ha,
268 "Unable to allocate memory for request queue ptrs\n");
272 ha->rsp_q_map = kzalloc(sizeof(struct rsp_que *) * ha->max_rsp_queues,
274 if (!ha->rsp_q_map) {
275 qla_printk(KERN_WARNING, ha,
276 "Unable to allocate memory for response queue ptrs\n");
279 set_bit(0, ha->rsp_qid_map);
280 set_bit(0, ha->req_qid_map);
284 kfree(ha->req_q_map);
285 ha->req_q_map = NULL;
290 static void qla2x00_free_req_que(struct qla_hw_data *ha, struct req_que *req)
292 if (req && req->ring)
293 dma_free_coherent(&ha->pdev->dev,
294 (req->length + 1) * sizeof(request_t),
295 req->ring, req->dma);
301 static void qla2x00_free_rsp_que(struct qla_hw_data *ha, struct rsp_que *rsp)
303 if (rsp && rsp->ring)
304 dma_free_coherent(&ha->pdev->dev,
305 (rsp->length + 1) * sizeof(response_t),
306 rsp->ring, rsp->dma);
312 static void qla2x00_free_queues(struct qla_hw_data *ha)
318 for (cnt = 0; cnt < ha->max_req_queues; cnt++) {
319 req = ha->req_q_map[cnt];
320 qla2x00_free_req_que(ha, req);
322 kfree(ha->req_q_map);
323 ha->req_q_map = NULL;
325 for (cnt = 0; cnt < ha->max_rsp_queues; cnt++) {
326 rsp = ha->rsp_q_map[cnt];
327 qla2x00_free_rsp_que(ha, rsp);
329 kfree(ha->rsp_q_map);
330 ha->rsp_q_map = NULL;
333 static int qla25xx_setup_mode(struct scsi_qla_host *vha)
335 uint16_t options = 0;
337 struct qla_hw_data *ha = vha->hw;
339 if (!(ha->fw_attributes & BIT_6)) {
340 qla_printk(KERN_INFO, ha,
341 "Firmware is not multi-queue capable\n");
344 if (ql2xmultique_tag) {
345 /* create a request queue for IO */
347 req = qla25xx_create_req_que(ha, options, 0, 0, -1,
348 QLA_DEFAULT_QUE_QOS);
350 qla_printk(KERN_WARNING, ha,
351 "Can't create request queue\n");
354 ha->wq = create_workqueue("qla2xxx_wq");
355 vha->req = ha->req_q_map[req];
357 for (ques = 1; ques < ha->max_rsp_queues; ques++) {
358 ret = qla25xx_create_rsp_que(ha, options, 0, 0, req);
360 qla_printk(KERN_WARNING, ha,
361 "Response Queue create failed\n");
365 ha->flags.cpu_affinity_enabled = 1;
367 DEBUG2(qla_printk(KERN_INFO, ha,
368 "CPU affinity mode enabled, no. of response"
369 " queues:%d, no. of request queues:%d\n",
370 ha->max_rsp_queues, ha->max_req_queues));
374 qla25xx_delete_queues(vha);
375 destroy_workqueue(ha->wq);
379 kfree(ha->req_q_map);
380 kfree(ha->rsp_q_map);
381 ha->max_req_queues = ha->max_rsp_queues = 1;
386 qla2x00_pci_info_str(struct scsi_qla_host *vha, char *str)
388 struct qla_hw_data *ha = vha->hw;
389 static char *pci_bus_modes[] = {
390 "33", "66", "100", "133",
395 pci_bus = (ha->pci_attr & (BIT_9 | BIT_10)) >> 9;
398 strcat(str, pci_bus_modes[pci_bus]);
400 pci_bus = (ha->pci_attr & BIT_8) >> 8;
402 strcat(str, pci_bus_modes[pci_bus]);
404 strcat(str, " MHz)");
410 qla24xx_pci_info_str(struct scsi_qla_host *vha, char *str)
412 static char *pci_bus_modes[] = { "33", "66", "100", "133", };
413 struct qla_hw_data *ha = vha->hw;
417 pcie_reg = pci_find_capability(ha->pdev, PCI_CAP_ID_EXP);
420 uint16_t pcie_lstat, lspeed, lwidth;
423 pci_read_config_word(ha->pdev, pcie_reg, &pcie_lstat);
424 lspeed = pcie_lstat & (BIT_0 | BIT_1 | BIT_2 | BIT_3);
425 lwidth = (pcie_lstat &
426 (BIT_4 | BIT_5 | BIT_6 | BIT_7 | BIT_8 | BIT_9)) >> 4;
428 strcpy(str, "PCIe (");
430 strcat(str, "2.5GT/s ");
431 else if (lspeed == 2)
432 strcat(str, "5.0GT/s ");
434 strcat(str, "<unknown> ");
435 snprintf(lwstr, sizeof(lwstr), "x%d)", lwidth);
442 pci_bus = (ha->pci_attr & CSRX_PCIX_BUS_MODE_MASK) >> 8;
443 if (pci_bus == 0 || pci_bus == 8) {
445 strcat(str, pci_bus_modes[pci_bus >> 3]);
449 strcat(str, "Mode 2");
451 strcat(str, "Mode 1");
453 strcat(str, pci_bus_modes[pci_bus & ~BIT_2]);
455 strcat(str, " MHz)");
461 qla2x00_fw_version_str(struct scsi_qla_host *vha, char *str)
464 struct qla_hw_data *ha = vha->hw;
466 sprintf(str, "%d.%02d.%02d ", ha->fw_major_version,
467 ha->fw_minor_version,
468 ha->fw_subminor_version);
470 if (ha->fw_attributes & BIT_9) {
475 switch (ha->fw_attributes & 0xFF) {
489 sprintf(un_str, "(%x)", ha->fw_attributes);
493 if (ha->fw_attributes & 0x100)
500 qla24xx_fw_version_str(struct scsi_qla_host *vha, char *str)
502 struct qla_hw_data *ha = vha->hw;
504 sprintf(str, "%d.%02d.%02d (%x)", ha->fw_major_version,
505 ha->fw_minor_version, ha->fw_subminor_version, ha->fw_attributes);
509 static inline srb_t *
510 qla2x00_get_new_sp(scsi_qla_host_t *vha, fc_port_t *fcport,
511 struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
514 struct qla_hw_data *ha = vha->hw;
516 sp = mempool_alloc(ha->srb_mempool, GFP_ATOMIC);
523 CMD_SP(cmd) = (void *)sp;
524 cmd->scsi_done = done;
531 qla2xxx_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
533 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
534 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
535 struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device));
536 struct qla_hw_data *ha = vha->hw;
537 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
541 if (ha->flags.eeh_busy) {
542 if (ha->flags.pci_channel_io_perm_failure)
543 cmd->result = DID_NO_CONNECT << 16;
545 cmd->result = DID_REQUEUE << 16;
546 goto qc24_fail_command;
549 rval = fc_remote_port_chkready(rport);
552 goto qc24_fail_command;
555 /* Close window on fcport/rport state-transitioning. */
557 goto qc24_target_busy;
559 if (!vha->flags.difdix_supported &&
560 scsi_get_prot_op(cmd) != SCSI_PROT_NORMAL) {
561 DEBUG2(qla_printk(KERN_ERR, ha,
562 "DIF Cap Not Reg, fail DIF capable cmd's:%x\n",
564 cmd->result = DID_NO_CONNECT << 16;
565 goto qc24_fail_command;
567 if (atomic_read(&fcport->state) != FCS_ONLINE) {
568 if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD ||
569 atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
570 cmd->result = DID_NO_CONNECT << 16;
571 goto qc24_fail_command;
573 goto qc24_target_busy;
576 spin_unlock_irq(vha->host->host_lock);
578 sp = qla2x00_get_new_sp(base_vha, fcport, cmd, done);
580 goto qc24_host_busy_lock;
582 rval = ha->isp_ops->start_scsi(sp);
583 if (rval != QLA_SUCCESS)
584 goto qc24_host_busy_free_sp;
586 spin_lock_irq(vha->host->host_lock);
590 qc24_host_busy_free_sp:
591 qla2x00_sp_free_dma(sp);
592 mempool_free(sp, ha->srb_mempool);
595 spin_lock_irq(vha->host->host_lock);
596 return SCSI_MLQUEUE_HOST_BUSY;
599 return SCSI_MLQUEUE_TARGET_BUSY;
609 * qla2x00_eh_wait_on_command
610 * Waits for the command to be returned by the Firmware for some
614 * cmd = Scsi Command to wait on.
621 qla2x00_eh_wait_on_command(struct scsi_cmnd *cmd)
623 #define ABORT_POLLING_PERIOD 1000
624 #define ABORT_WAIT_ITER ((10 * 1000) / (ABORT_POLLING_PERIOD))
625 unsigned long wait_iter = ABORT_WAIT_ITER;
626 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
627 struct qla_hw_data *ha = vha->hw;
628 int ret = QLA_SUCCESS;
630 if (unlikely(pci_channel_offline(ha->pdev)) || ha->flags.eeh_busy) {
631 DEBUG17(qla_printk(KERN_WARNING, ha, "return:eh_wait\n"));
635 while (CMD_SP(cmd) && wait_iter--) {
636 msleep(ABORT_POLLING_PERIOD);
639 ret = QLA_FUNCTION_FAILED;
645 * qla2x00_wait_for_hba_online
646 * Wait till the HBA is online after going through
647 * <= MAX_RETRIES_OF_ISP_ABORT or
648 * finally HBA is disabled ie marked offline
651 * ha - pointer to host adapter structure
654 * Does context switching-Release SPIN_LOCK
655 * (if any) before calling this routine.
658 * Success (Adapter is online) : 0
659 * Failed (Adapter is offline/disabled) : 1
662 qla2x00_wait_for_hba_online(scsi_qla_host_t *vha)
665 unsigned long wait_online;
666 struct qla_hw_data *ha = vha->hw;
667 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
669 wait_online = jiffies + (MAX_LOOP_TIMEOUT * HZ);
670 while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) ||
671 test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) ||
672 test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) ||
673 ha->dpc_active) && time_before(jiffies, wait_online)) {
677 if (base_vha->flags.online)
678 return_status = QLA_SUCCESS;
680 return_status = QLA_FUNCTION_FAILED;
682 return (return_status);
686 * qla2x00_wait_for_reset_ready
687 * Wait till the HBA is online after going through
688 * <= MAX_RETRIES_OF_ISP_ABORT or
689 * finally HBA is disabled ie marked offline or flash
690 * operations are in progress.
693 * ha - pointer to host adapter structure
696 * Does context switching-Release SPIN_LOCK
697 * (if any) before calling this routine.
700 * Success (Adapter is online/no flash ops) : 0
701 * Failed (Adapter is offline/disabled/flash ops in progress) : 1
704 qla2x00_wait_for_reset_ready(scsi_qla_host_t *vha)
707 unsigned long wait_online;
708 struct qla_hw_data *ha = vha->hw;
709 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
711 wait_online = jiffies + (MAX_LOOP_TIMEOUT * HZ);
712 while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) ||
713 test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) ||
714 test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) ||
715 ha->optrom_state != QLA_SWAITING ||
716 ha->dpc_active) && time_before(jiffies, wait_online))
719 if (base_vha->flags.online && ha->optrom_state == QLA_SWAITING)
720 return_status = QLA_SUCCESS;
722 return_status = QLA_FUNCTION_FAILED;
724 DEBUG2(printk("%s return_status=%d\n", __func__, return_status));
726 return return_status;
730 qla2x00_wait_for_chip_reset(scsi_qla_host_t *vha)
733 unsigned long wait_reset;
734 struct qla_hw_data *ha = vha->hw;
735 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
737 wait_reset = jiffies + (MAX_LOOP_TIMEOUT * HZ);
738 while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) ||
739 test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) ||
740 test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) ||
741 ha->dpc_active) && time_before(jiffies, wait_reset)) {
745 if (!test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags) &&
746 ha->flags.chip_reset_done)
749 if (ha->flags.chip_reset_done)
750 return_status = QLA_SUCCESS;
752 return_status = QLA_FUNCTION_FAILED;
754 return return_status;
758 * qla2x00_wait_for_loop_ready
759 * Wait for MAX_LOOP_TIMEOUT(5 min) value for loop
760 * to be in LOOP_READY state.
762 * ha - pointer to host adapter structure
765 * Does context switching-Release SPIN_LOCK
766 * (if any) before calling this routine.
770 * Success (LOOP_READY) : 0
771 * Failed (LOOP_NOT_READY) : 1
774 qla2x00_wait_for_loop_ready(scsi_qla_host_t *vha)
776 int return_status = QLA_SUCCESS;
777 unsigned long loop_timeout ;
778 struct qla_hw_data *ha = vha->hw;
779 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
781 /* wait for 5 min at the max for loop to be ready */
782 loop_timeout = jiffies + (MAX_LOOP_TIMEOUT * HZ);
784 while ((!atomic_read(&base_vha->loop_down_timer) &&
785 atomic_read(&base_vha->loop_state) == LOOP_DOWN) ||
786 atomic_read(&base_vha->loop_state) != LOOP_READY) {
787 if (atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
788 return_status = QLA_FUNCTION_FAILED;
792 if (time_after_eq(jiffies, loop_timeout)) {
793 return_status = QLA_FUNCTION_FAILED;
797 return (return_status);
800 /**************************************************************************
804 * The abort function will abort the specified command.
807 * cmd = Linux SCSI command packet to be aborted.
810 * Either SUCCESS or FAILED.
813 * Only return FAILED if command not returned by firmware.
814 **************************************************************************/
816 qla2xxx_eh_abort(struct scsi_cmnd *cmd)
818 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
821 unsigned int id, lun;
822 unsigned long serial;
825 struct qla_hw_data *ha = vha->hw;
826 struct req_que *req = vha->req;
829 fc_block_scsi_eh(cmd);
836 id = cmd->device->id;
837 lun = cmd->device->lun;
838 serial = cmd->serial_number;
839 spt = (srb_t *) CMD_SP(cmd);
843 /* Check active list for command command. */
844 spin_lock_irqsave(&ha->hardware_lock, flags);
845 for (i = 1; i < MAX_OUTSTANDING_COMMANDS; i++) {
846 sp = req->outstanding_cmds[i];
850 if ((sp->ctx) && !(sp->flags & SRB_FCP_CMND_DMA_VALID) &&
856 DEBUG2(printk("%s(%ld): aborting sp %p from RISC."
857 " pid=%ld.\n", __func__, vha->host_no, sp, serial));
859 spin_unlock_irqrestore(&ha->hardware_lock, flags);
860 if (ha->isp_ops->abort_command(sp)) {
861 DEBUG2(printk("%s(%ld): abort_command "
862 "mbx failed.\n", __func__, vha->host_no));
865 DEBUG3(printk("%s(%ld): abort_command "
866 "mbx success.\n", __func__, vha->host_no));
869 spin_lock_irqsave(&ha->hardware_lock, flags);
872 spin_unlock_irqrestore(&ha->hardware_lock, flags);
874 /* Wait for the command to be returned. */
876 if (qla2x00_eh_wait_on_command(cmd) != QLA_SUCCESS) {
877 qla_printk(KERN_ERR, ha,
878 "scsi(%ld:%d:%d): Abort handler timed out -- %lx "
879 "%x.\n", vha->host_no, id, lun, serial, ret);
884 qla_printk(KERN_INFO, ha,
885 "scsi(%ld:%d:%d): Abort command issued -- %d %lx %x.\n",
886 vha->host_no, id, lun, wait, serial, ret);
891 enum nexus_wait_type {
898 qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *vha, unsigned int t,
899 unsigned int l, srb_t *sp, enum nexus_wait_type type)
901 int cnt, match, status;
903 struct qla_hw_data *ha = vha->hw;
906 status = QLA_SUCCESS;
910 spin_lock_irqsave(&ha->hardware_lock, flags);
912 for (cnt = 1; status == QLA_SUCCESS &&
913 cnt < MAX_OUTSTANDING_COMMANDS; cnt++) {
914 sp = req->outstanding_cmds[cnt];
917 if ((sp->ctx) && !IS_PROT_IO(sp))
919 if (vha->vp_idx != sp->fcport->vha->vp_idx)
927 match = sp->cmd->device->id == t;
930 match = (sp->cmd->device->id == t &&
931 sp->cmd->device->lun == l);
937 spin_unlock_irqrestore(&ha->hardware_lock, flags);
938 status = qla2x00_eh_wait_on_command(sp->cmd);
939 spin_lock_irqsave(&ha->hardware_lock, flags);
941 spin_unlock_irqrestore(&ha->hardware_lock, flags);
946 void qla82xx_wait_for_pending_commands(scsi_qla_host_t *vha)
950 struct req_que *req = vha->req;
952 DEBUG2(qla_printk(KERN_INFO, vha->hw,
953 "Waiting for pending commands\n"));
954 for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) {
955 sp = req->outstanding_cmds[cnt];
956 if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0,
957 sp, WAIT_HOST) == QLA_SUCCESS) {
958 DEBUG2(qla_printk(KERN_INFO, vha->hw,
959 "Done wait for pending commands\n"));
964 static char *reset_errors[] = {
967 "Task management failed",
968 "Waiting for command completions",
972 __qla2xxx_eh_generic_reset(char *name, enum nexus_wait_type type,
973 struct scsi_cmnd *cmd, int (*do_reset)(struct fc_port *, unsigned int, int))
975 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
976 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
979 fc_block_scsi_eh(cmd);
984 qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET ISSUED.\n",
985 vha->host_no, cmd->device->id, cmd->device->lun, name);
988 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS)
989 goto eh_reset_failed;
991 if (qla2x00_wait_for_loop_ready(vha) != QLA_SUCCESS)
992 goto eh_reset_failed;
994 if (do_reset(fcport, cmd->device->lun, cmd->request->cpu + 1)
996 goto eh_reset_failed;
998 if (qla2x00_eh_wait_for_pending_commands(vha, cmd->device->id,
999 cmd->device->lun, (srb_t *) CMD_SP(cmd), type) != QLA_SUCCESS)
1000 goto eh_reset_failed;
1002 qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET SUCCEEDED.\n",
1003 vha->host_no, cmd->device->id, cmd->device->lun, name);
1008 qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET FAILED: %s.\n"
1009 , vha->host_no, cmd->device->id, cmd->device->lun, name,
1015 qla2xxx_eh_device_reset(struct scsi_cmnd *cmd)
1017 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
1018 struct qla_hw_data *ha = vha->hw;
1020 return __qla2xxx_eh_generic_reset("DEVICE", WAIT_LUN, cmd,
1021 ha->isp_ops->lun_reset);
1025 qla2xxx_eh_target_reset(struct scsi_cmnd *cmd)
1027 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
1028 struct qla_hw_data *ha = vha->hw;
1030 return __qla2xxx_eh_generic_reset("TARGET", WAIT_TARGET, cmd,
1031 ha->isp_ops->target_reset);
1034 /**************************************************************************
1035 * qla2xxx_eh_bus_reset
1038 * The bus reset function will reset the bus and abort any executing
1042 * cmd = Linux SCSI command packet of the command that cause the
1046 * SUCCESS/FAILURE (defined as macro in scsi.h).
1048 **************************************************************************/
1050 qla2xxx_eh_bus_reset(struct scsi_cmnd *cmd)
1052 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
1053 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
1055 unsigned int id, lun;
1056 unsigned long serial;
1057 srb_t *sp = (srb_t *) CMD_SP(cmd);
1059 fc_block_scsi_eh(cmd);
1061 id = cmd->device->id;
1062 lun = cmd->device->lun;
1063 serial = cmd->serial_number;
1068 qla_printk(KERN_INFO, vha->hw,
1069 "scsi(%ld:%d:%d): BUS RESET ISSUED.\n", vha->host_no, id, lun);
1071 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
1072 DEBUG2(printk("%s failed:board disabled\n",__func__));
1073 goto eh_bus_reset_done;
1076 if (qla2x00_wait_for_loop_ready(vha) == QLA_SUCCESS) {
1077 if (qla2x00_loop_reset(vha) == QLA_SUCCESS)
1081 goto eh_bus_reset_done;
1083 /* Flush outstanding commands. */
1084 if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, sp, WAIT_HOST) !=
1089 qla_printk(KERN_INFO, vha->hw, "%s: reset %s\n", __func__,
1090 (ret == FAILED) ? "failed" : "succeded");
1095 /**************************************************************************
1096 * qla2xxx_eh_host_reset
1099 * The reset function will reset the Adapter.
1102 * cmd = Linux SCSI command packet of the command that cause the
1106 * Either SUCCESS or FAILED.
1109 **************************************************************************/
1111 qla2xxx_eh_host_reset(struct scsi_cmnd *cmd)
1113 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
1114 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
1115 struct qla_hw_data *ha = vha->hw;
1117 unsigned int id, lun;
1118 unsigned long serial;
1119 srb_t *sp = (srb_t *) CMD_SP(cmd);
1120 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
1122 fc_block_scsi_eh(cmd);
1124 id = cmd->device->id;
1125 lun = cmd->device->lun;
1126 serial = cmd->serial_number;
1131 qla_printk(KERN_INFO, ha,
1132 "scsi(%ld:%d:%d): ADAPTER RESET ISSUED.\n", vha->host_no, id, lun);
1134 if (qla2x00_wait_for_reset_ready(vha) != QLA_SUCCESS)
1135 goto eh_host_reset_lock;
1138 * Fixme-may be dpc thread is active and processing
1139 * loop_resync,so wait a while for it to
1140 * be completed and then issue big hammer.Otherwise
1141 * it may cause I/O failure as big hammer marks the
1142 * devices as lost kicking of the port_down_timer
1143 * while dpc is stuck for the mailbox to complete.
1145 qla2x00_wait_for_loop_ready(vha);
1146 if (vha != base_vha) {
1147 if (qla2x00_vp_abort_isp(vha))
1148 goto eh_host_reset_lock;
1150 if (IS_QLA82XX(vha->hw)) {
1151 if (!qla82xx_fcoe_ctx_reset(vha)) {
1152 /* Ctx reset success */
1154 goto eh_host_reset_lock;
1156 /* fall thru if ctx reset failed */
1159 flush_workqueue(ha->wq);
1161 set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
1162 if (ha->isp_ops->abort_isp(base_vha)) {
1163 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
1164 /* failed. schedule dpc to try */
1165 set_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags);
1167 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS)
1168 goto eh_host_reset_lock;
1170 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
1173 /* Waiting for command to be returned to OS.*/
1174 if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, sp, WAIT_HOST) ==
1179 qla_printk(KERN_INFO, ha, "%s: reset %s\n", __func__,
1180 (ret == FAILED) ? "failed" : "succeded");
1186 * qla2x00_loop_reset
1190 * ha = adapter block pointer.
1196 qla2x00_loop_reset(scsi_qla_host_t *vha)
1199 struct fc_port *fcport;
1200 struct qla_hw_data *ha = vha->hw;
1202 if (ql2xtargetreset == 1 && ha->flags.enable_target_reset) {
1203 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1204 if (fcport->port_type != FCT_TARGET)
1207 ret = ha->isp_ops->target_reset(fcport, 0, 0);
1208 if (ret != QLA_SUCCESS) {
1209 DEBUG2_3(printk("%s(%ld): bus_reset failed: "
1210 "target_reset=%d d_id=%x.\n", __func__,
1211 vha->host_no, ret, fcport->d_id.b24));
1216 if (ha->flags.enable_lip_full_login && !IS_QLA8XXX_TYPE(ha)) {
1217 ret = qla2x00_full_login_lip(vha);
1218 if (ret != QLA_SUCCESS) {
1219 DEBUG2_3(printk("%s(%ld): failed: "
1220 "full_login_lip=%d.\n", __func__, vha->host_no,
1223 atomic_set(&vha->loop_state, LOOP_DOWN);
1224 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
1225 qla2x00_mark_all_devices_lost(vha, 0);
1226 qla2x00_wait_for_loop_ready(vha);
1229 if (ha->flags.enable_lip_reset) {
1230 ret = qla2x00_lip_reset(vha);
1231 if (ret != QLA_SUCCESS) {
1232 DEBUG2_3(printk("%s(%ld): failed: "
1233 "lip_reset=%d.\n", __func__, vha->host_no, ret));
1235 qla2x00_wait_for_loop_ready(vha);
1238 /* Issue marker command only when we are going to start the I/O */
1239 vha->marker_needed = 1;
1245 qla2x00_abort_all_cmds(scsi_qla_host_t *vha, int res)
1248 unsigned long flags;
1250 struct srb_ctx *ctx;
1251 struct qla_hw_data *ha = vha->hw;
1252 struct req_que *req;
1254 spin_lock_irqsave(&ha->hardware_lock, flags);
1255 for (que = 0; que < ha->max_req_queues; que++) {
1256 req = ha->req_q_map[que];
1259 for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) {
1260 sp = req->outstanding_cmds[cnt];
1262 req->outstanding_cmds[cnt] = NULL;
1264 (sp->flags & SRB_FCP_CMND_DMA_VALID) ||
1266 sp->cmd->result = res;
1267 qla2x00_sp_compl(ha, sp);
1270 if (ctx->type == SRB_LOGIN_CMD ||
1271 ctx->type == SRB_LOGOUT_CMD) {
1272 ctx->u.iocb_cmd->free(sp);
1274 struct fc_bsg_job *bsg_job =
1276 if (bsg_job->request->msgcode
1279 bsg_job->req->errors = 0;
1280 bsg_job->reply->result = res;
1281 bsg_job->job_done(bsg_job);
1290 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1294 qla2xxx_slave_alloc(struct scsi_device *sdev)
1296 struct fc_rport *rport = starget_to_rport(scsi_target(sdev));
1298 if (!rport || fc_remote_port_chkready(rport))
1301 sdev->hostdata = *(fc_port_t **)rport->dd_data;
1307 qla2xxx_slave_configure(struct scsi_device *sdev)
1309 scsi_qla_host_t *vha = shost_priv(sdev->host);
1310 struct qla_hw_data *ha = vha->hw;
1311 struct fc_rport *rport = starget_to_rport(sdev->sdev_target);
1312 struct req_que *req = vha->req;
1314 if (sdev->tagged_supported)
1315 scsi_activate_tcq(sdev, req->max_q_depth);
1317 scsi_deactivate_tcq(sdev, req->max_q_depth);
1319 rport->dev_loss_tmo = ha->port_down_retry_count;
1325 qla2xxx_slave_destroy(struct scsi_device *sdev)
1327 sdev->hostdata = NULL;
1330 static void qla2x00_handle_queue_full(struct scsi_device *sdev, int qdepth)
1332 fc_port_t *fcport = (struct fc_port *) sdev->hostdata;
1334 if (!scsi_track_queue_full(sdev, qdepth))
1337 DEBUG2(qla_printk(KERN_INFO, fcport->vha->hw,
1338 "scsi(%ld:%d:%d:%d): Queue depth adjusted-down to %d.\n",
1339 fcport->vha->host_no, sdev->channel, sdev->id, sdev->lun,
1340 sdev->queue_depth));
1343 static void qla2x00_adjust_sdev_qdepth_up(struct scsi_device *sdev, int qdepth)
1345 fc_port_t *fcport = sdev->hostdata;
1346 struct scsi_qla_host *vha = fcport->vha;
1347 struct qla_hw_data *ha = vha->hw;
1348 struct req_que *req = NULL;
1354 if (req->max_q_depth <= sdev->queue_depth || req->max_q_depth < qdepth)
1357 if (sdev->ordered_tags)
1358 scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, qdepth);
1360 scsi_adjust_queue_depth(sdev, MSG_SIMPLE_TAG, qdepth);
1362 DEBUG2(qla_printk(KERN_INFO, ha,
1363 "scsi(%ld:%d:%d:%d): Queue depth adjusted-up to %d.\n",
1364 fcport->vha->host_no, sdev->channel, sdev->id, sdev->lun,
1365 sdev->queue_depth));
1369 qla2x00_change_queue_depth(struct scsi_device *sdev, int qdepth, int reason)
1372 case SCSI_QDEPTH_DEFAULT:
1373 scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), qdepth);
1375 case SCSI_QDEPTH_QFULL:
1376 qla2x00_handle_queue_full(sdev, qdepth);
1378 case SCSI_QDEPTH_RAMP_UP:
1379 qla2x00_adjust_sdev_qdepth_up(sdev, qdepth);
1385 return sdev->queue_depth;
1389 qla2x00_change_queue_type(struct scsi_device *sdev, int tag_type)
1391 if (sdev->tagged_supported) {
1392 scsi_set_tag_type(sdev, tag_type);
1394 scsi_activate_tcq(sdev, sdev->queue_depth);
1396 scsi_deactivate_tcq(sdev, sdev->queue_depth);
1404 * qla2x00_config_dma_addressing() - Configure OS DMA addressing method.
1407 * At exit, the @ha's flags.enable_64bit_addressing set to indicated
1408 * supported addressing method.
1411 qla2x00_config_dma_addressing(struct qla_hw_data *ha)
1413 /* Assume a 32bit DMA mask. */
1414 ha->flags.enable_64bit_addressing = 0;
1416 if (!dma_set_mask(&ha->pdev->dev, DMA_BIT_MASK(64))) {
1417 /* Any upper-dword bits set? */
1418 if (MSD(dma_get_required_mask(&ha->pdev->dev)) &&
1419 !pci_set_consistent_dma_mask(ha->pdev, DMA_BIT_MASK(64))) {
1420 /* Ok, a 64bit DMA mask is applicable. */
1421 ha->flags.enable_64bit_addressing = 1;
1422 ha->isp_ops->calc_req_entries = qla2x00_calc_iocbs_64;
1423 ha->isp_ops->build_iocbs = qla2x00_build_scsi_iocbs_64;
1428 dma_set_mask(&ha->pdev->dev, DMA_BIT_MASK(32));
1429 pci_set_consistent_dma_mask(ha->pdev, DMA_BIT_MASK(32));
1433 qla2x00_enable_intrs(struct qla_hw_data *ha)
1435 unsigned long flags = 0;
1436 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1438 spin_lock_irqsave(&ha->hardware_lock, flags);
1439 ha->interrupts_on = 1;
1440 /* enable risc and host interrupts */
1441 WRT_REG_WORD(®->ictrl, ICR_EN_INT | ICR_EN_RISC);
1442 RD_REG_WORD(®->ictrl);
1443 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1448 qla2x00_disable_intrs(struct qla_hw_data *ha)
1450 unsigned long flags = 0;
1451 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1453 spin_lock_irqsave(&ha->hardware_lock, flags);
1454 ha->interrupts_on = 0;
1455 /* disable risc and host interrupts */
1456 WRT_REG_WORD(®->ictrl, 0);
1457 RD_REG_WORD(®->ictrl);
1458 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1462 qla24xx_enable_intrs(struct qla_hw_data *ha)
1464 unsigned long flags = 0;
1465 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1467 spin_lock_irqsave(&ha->hardware_lock, flags);
1468 ha->interrupts_on = 1;
1469 WRT_REG_DWORD(®->ictrl, ICRX_EN_RISC_INT);
1470 RD_REG_DWORD(®->ictrl);
1471 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1475 qla24xx_disable_intrs(struct qla_hw_data *ha)
1477 unsigned long flags = 0;
1478 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1480 if (IS_NOPOLLING_TYPE(ha))
1482 spin_lock_irqsave(&ha->hardware_lock, flags);
1483 ha->interrupts_on = 0;
1484 WRT_REG_DWORD(®->ictrl, 0);
1485 RD_REG_DWORD(®->ictrl);
1486 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1489 static struct isp_operations qla2100_isp_ops = {
1490 .pci_config = qla2100_pci_config,
1491 .reset_chip = qla2x00_reset_chip,
1492 .chip_diag = qla2x00_chip_diag,
1493 .config_rings = qla2x00_config_rings,
1494 .reset_adapter = qla2x00_reset_adapter,
1495 .nvram_config = qla2x00_nvram_config,
1496 .update_fw_options = qla2x00_update_fw_options,
1497 .load_risc = qla2x00_load_risc,
1498 .pci_info_str = qla2x00_pci_info_str,
1499 .fw_version_str = qla2x00_fw_version_str,
1500 .intr_handler = qla2100_intr_handler,
1501 .enable_intrs = qla2x00_enable_intrs,
1502 .disable_intrs = qla2x00_disable_intrs,
1503 .abort_command = qla2x00_abort_command,
1504 .target_reset = qla2x00_abort_target,
1505 .lun_reset = qla2x00_lun_reset,
1506 .fabric_login = qla2x00_login_fabric,
1507 .fabric_logout = qla2x00_fabric_logout,
1508 .calc_req_entries = qla2x00_calc_iocbs_32,
1509 .build_iocbs = qla2x00_build_scsi_iocbs_32,
1510 .prep_ms_iocb = qla2x00_prep_ms_iocb,
1511 .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb,
1512 .read_nvram = qla2x00_read_nvram_data,
1513 .write_nvram = qla2x00_write_nvram_data,
1514 .fw_dump = qla2100_fw_dump,
1517 .beacon_blink = NULL,
1518 .read_optrom = qla2x00_read_optrom_data,
1519 .write_optrom = qla2x00_write_optrom_data,
1520 .get_flash_version = qla2x00_get_flash_version,
1521 .start_scsi = qla2x00_start_scsi,
1522 .abort_isp = qla2x00_abort_isp,
1525 static struct isp_operations qla2300_isp_ops = {
1526 .pci_config = qla2300_pci_config,
1527 .reset_chip = qla2x00_reset_chip,
1528 .chip_diag = qla2x00_chip_diag,
1529 .config_rings = qla2x00_config_rings,
1530 .reset_adapter = qla2x00_reset_adapter,
1531 .nvram_config = qla2x00_nvram_config,
1532 .update_fw_options = qla2x00_update_fw_options,
1533 .load_risc = qla2x00_load_risc,
1534 .pci_info_str = qla2x00_pci_info_str,
1535 .fw_version_str = qla2x00_fw_version_str,
1536 .intr_handler = qla2300_intr_handler,
1537 .enable_intrs = qla2x00_enable_intrs,
1538 .disable_intrs = qla2x00_disable_intrs,
1539 .abort_command = qla2x00_abort_command,
1540 .target_reset = qla2x00_abort_target,
1541 .lun_reset = qla2x00_lun_reset,
1542 .fabric_login = qla2x00_login_fabric,
1543 .fabric_logout = qla2x00_fabric_logout,
1544 .calc_req_entries = qla2x00_calc_iocbs_32,
1545 .build_iocbs = qla2x00_build_scsi_iocbs_32,
1546 .prep_ms_iocb = qla2x00_prep_ms_iocb,
1547 .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb,
1548 .read_nvram = qla2x00_read_nvram_data,
1549 .write_nvram = qla2x00_write_nvram_data,
1550 .fw_dump = qla2300_fw_dump,
1551 .beacon_on = qla2x00_beacon_on,
1552 .beacon_off = qla2x00_beacon_off,
1553 .beacon_blink = qla2x00_beacon_blink,
1554 .read_optrom = qla2x00_read_optrom_data,
1555 .write_optrom = qla2x00_write_optrom_data,
1556 .get_flash_version = qla2x00_get_flash_version,
1557 .start_scsi = qla2x00_start_scsi,
1558 .abort_isp = qla2x00_abort_isp,
1561 static struct isp_operations qla24xx_isp_ops = {
1562 .pci_config = qla24xx_pci_config,
1563 .reset_chip = qla24xx_reset_chip,
1564 .chip_diag = qla24xx_chip_diag,
1565 .config_rings = qla24xx_config_rings,
1566 .reset_adapter = qla24xx_reset_adapter,
1567 .nvram_config = qla24xx_nvram_config,
1568 .update_fw_options = qla24xx_update_fw_options,
1569 .load_risc = qla24xx_load_risc,
1570 .pci_info_str = qla24xx_pci_info_str,
1571 .fw_version_str = qla24xx_fw_version_str,
1572 .intr_handler = qla24xx_intr_handler,
1573 .enable_intrs = qla24xx_enable_intrs,
1574 .disable_intrs = qla24xx_disable_intrs,
1575 .abort_command = qla24xx_abort_command,
1576 .target_reset = qla24xx_abort_target,
1577 .lun_reset = qla24xx_lun_reset,
1578 .fabric_login = qla24xx_login_fabric,
1579 .fabric_logout = qla24xx_fabric_logout,
1580 .calc_req_entries = NULL,
1581 .build_iocbs = NULL,
1582 .prep_ms_iocb = qla24xx_prep_ms_iocb,
1583 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
1584 .read_nvram = qla24xx_read_nvram_data,
1585 .write_nvram = qla24xx_write_nvram_data,
1586 .fw_dump = qla24xx_fw_dump,
1587 .beacon_on = qla24xx_beacon_on,
1588 .beacon_off = qla24xx_beacon_off,
1589 .beacon_blink = qla24xx_beacon_blink,
1590 .read_optrom = qla24xx_read_optrom_data,
1591 .write_optrom = qla24xx_write_optrom_data,
1592 .get_flash_version = qla24xx_get_flash_version,
1593 .start_scsi = qla24xx_start_scsi,
1594 .abort_isp = qla2x00_abort_isp,
1597 static struct isp_operations qla25xx_isp_ops = {
1598 .pci_config = qla25xx_pci_config,
1599 .reset_chip = qla24xx_reset_chip,
1600 .chip_diag = qla24xx_chip_diag,
1601 .config_rings = qla24xx_config_rings,
1602 .reset_adapter = qla24xx_reset_adapter,
1603 .nvram_config = qla24xx_nvram_config,
1604 .update_fw_options = qla24xx_update_fw_options,
1605 .load_risc = qla24xx_load_risc,
1606 .pci_info_str = qla24xx_pci_info_str,
1607 .fw_version_str = qla24xx_fw_version_str,
1608 .intr_handler = qla24xx_intr_handler,
1609 .enable_intrs = qla24xx_enable_intrs,
1610 .disable_intrs = qla24xx_disable_intrs,
1611 .abort_command = qla24xx_abort_command,
1612 .target_reset = qla24xx_abort_target,
1613 .lun_reset = qla24xx_lun_reset,
1614 .fabric_login = qla24xx_login_fabric,
1615 .fabric_logout = qla24xx_fabric_logout,
1616 .calc_req_entries = NULL,
1617 .build_iocbs = NULL,
1618 .prep_ms_iocb = qla24xx_prep_ms_iocb,
1619 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
1620 .read_nvram = qla25xx_read_nvram_data,
1621 .write_nvram = qla25xx_write_nvram_data,
1622 .fw_dump = qla25xx_fw_dump,
1623 .beacon_on = qla24xx_beacon_on,
1624 .beacon_off = qla24xx_beacon_off,
1625 .beacon_blink = qla24xx_beacon_blink,
1626 .read_optrom = qla25xx_read_optrom_data,
1627 .write_optrom = qla24xx_write_optrom_data,
1628 .get_flash_version = qla24xx_get_flash_version,
1629 .start_scsi = qla24xx_dif_start_scsi,
1630 .abort_isp = qla2x00_abort_isp,
1633 static struct isp_operations qla81xx_isp_ops = {
1634 .pci_config = qla25xx_pci_config,
1635 .reset_chip = qla24xx_reset_chip,
1636 .chip_diag = qla24xx_chip_diag,
1637 .config_rings = qla24xx_config_rings,
1638 .reset_adapter = qla24xx_reset_adapter,
1639 .nvram_config = qla81xx_nvram_config,
1640 .update_fw_options = qla81xx_update_fw_options,
1641 .load_risc = qla81xx_load_risc,
1642 .pci_info_str = qla24xx_pci_info_str,
1643 .fw_version_str = qla24xx_fw_version_str,
1644 .intr_handler = qla24xx_intr_handler,
1645 .enable_intrs = qla24xx_enable_intrs,
1646 .disable_intrs = qla24xx_disable_intrs,
1647 .abort_command = qla24xx_abort_command,
1648 .target_reset = qla24xx_abort_target,
1649 .lun_reset = qla24xx_lun_reset,
1650 .fabric_login = qla24xx_login_fabric,
1651 .fabric_logout = qla24xx_fabric_logout,
1652 .calc_req_entries = NULL,
1653 .build_iocbs = NULL,
1654 .prep_ms_iocb = qla24xx_prep_ms_iocb,
1655 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
1657 .write_nvram = NULL,
1658 .fw_dump = qla81xx_fw_dump,
1659 .beacon_on = qla24xx_beacon_on,
1660 .beacon_off = qla24xx_beacon_off,
1661 .beacon_blink = qla24xx_beacon_blink,
1662 .read_optrom = qla25xx_read_optrom_data,
1663 .write_optrom = qla24xx_write_optrom_data,
1664 .get_flash_version = qla24xx_get_flash_version,
1665 .start_scsi = qla24xx_start_scsi,
1666 .abort_isp = qla2x00_abort_isp,
1669 static struct isp_operations qla82xx_isp_ops = {
1670 .pci_config = qla82xx_pci_config,
1671 .reset_chip = qla82xx_reset_chip,
1672 .chip_diag = qla24xx_chip_diag,
1673 .config_rings = qla82xx_config_rings,
1674 .reset_adapter = qla24xx_reset_adapter,
1675 .nvram_config = qla81xx_nvram_config,
1676 .update_fw_options = qla24xx_update_fw_options,
1677 .load_risc = qla82xx_load_risc,
1678 .pci_info_str = qla82xx_pci_info_str,
1679 .fw_version_str = qla24xx_fw_version_str,
1680 .intr_handler = qla82xx_intr_handler,
1681 .enable_intrs = qla82xx_enable_intrs,
1682 .disable_intrs = qla82xx_disable_intrs,
1683 .abort_command = qla24xx_abort_command,
1684 .target_reset = qla24xx_abort_target,
1685 .lun_reset = qla24xx_lun_reset,
1686 .fabric_login = qla24xx_login_fabric,
1687 .fabric_logout = qla24xx_fabric_logout,
1688 .calc_req_entries = NULL,
1689 .build_iocbs = NULL,
1690 .prep_ms_iocb = qla24xx_prep_ms_iocb,
1691 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
1692 .read_nvram = qla24xx_read_nvram_data,
1693 .write_nvram = qla24xx_write_nvram_data,
1694 .fw_dump = qla24xx_fw_dump,
1695 .beacon_on = qla24xx_beacon_on,
1696 .beacon_off = qla24xx_beacon_off,
1697 .beacon_blink = qla24xx_beacon_blink,
1698 .read_optrom = qla82xx_read_optrom_data,
1699 .write_optrom = qla82xx_write_optrom_data,
1700 .get_flash_version = qla24xx_get_flash_version,
1701 .start_scsi = qla82xx_start_scsi,
1702 .abort_isp = qla82xx_abort_isp,
1706 qla2x00_set_isp_flags(struct qla_hw_data *ha)
1708 ha->device_type = DT_EXTENDED_IDS;
1709 switch (ha->pdev->device) {
1710 case PCI_DEVICE_ID_QLOGIC_ISP2100:
1711 ha->device_type |= DT_ISP2100;
1712 ha->device_type &= ~DT_EXTENDED_IDS;
1713 ha->fw_srisc_address = RISC_START_ADDRESS_2100;
1715 case PCI_DEVICE_ID_QLOGIC_ISP2200:
1716 ha->device_type |= DT_ISP2200;
1717 ha->device_type &= ~DT_EXTENDED_IDS;
1718 ha->fw_srisc_address = RISC_START_ADDRESS_2100;
1720 case PCI_DEVICE_ID_QLOGIC_ISP2300:
1721 ha->device_type |= DT_ISP2300;
1722 ha->device_type |= DT_ZIO_SUPPORTED;
1723 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1725 case PCI_DEVICE_ID_QLOGIC_ISP2312:
1726 ha->device_type |= DT_ISP2312;
1727 ha->device_type |= DT_ZIO_SUPPORTED;
1728 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1730 case PCI_DEVICE_ID_QLOGIC_ISP2322:
1731 ha->device_type |= DT_ISP2322;
1732 ha->device_type |= DT_ZIO_SUPPORTED;
1733 if (ha->pdev->subsystem_vendor == 0x1028 &&
1734 ha->pdev->subsystem_device == 0x0170)
1735 ha->device_type |= DT_OEM_001;
1736 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1738 case PCI_DEVICE_ID_QLOGIC_ISP6312:
1739 ha->device_type |= DT_ISP6312;
1740 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1742 case PCI_DEVICE_ID_QLOGIC_ISP6322:
1743 ha->device_type |= DT_ISP6322;
1744 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1746 case PCI_DEVICE_ID_QLOGIC_ISP2422:
1747 ha->device_type |= DT_ISP2422;
1748 ha->device_type |= DT_ZIO_SUPPORTED;
1749 ha->device_type |= DT_FWI2;
1750 ha->device_type |= DT_IIDMA;
1751 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1753 case PCI_DEVICE_ID_QLOGIC_ISP2432:
1754 ha->device_type |= DT_ISP2432;
1755 ha->device_type |= DT_ZIO_SUPPORTED;
1756 ha->device_type |= DT_FWI2;
1757 ha->device_type |= DT_IIDMA;
1758 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1760 case PCI_DEVICE_ID_QLOGIC_ISP8432:
1761 ha->device_type |= DT_ISP8432;
1762 ha->device_type |= DT_ZIO_SUPPORTED;
1763 ha->device_type |= DT_FWI2;
1764 ha->device_type |= DT_IIDMA;
1765 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1767 case PCI_DEVICE_ID_QLOGIC_ISP5422:
1768 ha->device_type |= DT_ISP5422;
1769 ha->device_type |= DT_FWI2;
1770 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1772 case PCI_DEVICE_ID_QLOGIC_ISP5432:
1773 ha->device_type |= DT_ISP5432;
1774 ha->device_type |= DT_FWI2;
1775 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1777 case PCI_DEVICE_ID_QLOGIC_ISP2532:
1778 ha->device_type |= DT_ISP2532;
1779 ha->device_type |= DT_ZIO_SUPPORTED;
1780 ha->device_type |= DT_FWI2;
1781 ha->device_type |= DT_IIDMA;
1782 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1784 case PCI_DEVICE_ID_QLOGIC_ISP8001:
1785 ha->device_type |= DT_ISP8001;
1786 ha->device_type |= DT_ZIO_SUPPORTED;
1787 ha->device_type |= DT_FWI2;
1788 ha->device_type |= DT_IIDMA;
1789 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1791 case PCI_DEVICE_ID_QLOGIC_ISP8021:
1792 ha->device_type |= DT_ISP8021;
1793 ha->device_type |= DT_ZIO_SUPPORTED;
1794 ha->device_type |= DT_FWI2;
1795 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1796 /* Initialize 82XX ISP flags */
1797 qla82xx_init_flags(ha);
1802 ha->port_no = !(ha->portnum & 1);
1804 /* Get adapter physical port no from interrupt pin register. */
1805 pci_read_config_byte(ha->pdev, PCI_INTERRUPT_PIN, &ha->port_no);
1807 if (ha->port_no & 1)
1808 ha->flags.port0 = 1;
1810 ha->flags.port0 = 0;
1814 qla2x00_iospace_config(struct qla_hw_data *ha)
1816 resource_size_t pio;
1821 return qla82xx_iospace_config(ha);
1823 if (pci_request_selected_regions(ha->pdev, ha->bars,
1824 QLA2XXX_DRIVER_NAME)) {
1825 qla_printk(KERN_WARNING, ha,
1826 "Failed to reserve PIO/MMIO regions (%s)\n",
1827 pci_name(ha->pdev));
1829 goto iospace_error_exit;
1831 if (!(ha->bars & 1))
1834 /* We only need PIO for Flash operations on ISP2312 v2 chips. */
1835 pio = pci_resource_start(ha->pdev, 0);
1836 if (pci_resource_flags(ha->pdev, 0) & IORESOURCE_IO) {
1837 if (pci_resource_len(ha->pdev, 0) < MIN_IOBASE_LEN) {
1838 qla_printk(KERN_WARNING, ha,
1839 "Invalid PCI I/O region size (%s)...\n",
1840 pci_name(ha->pdev));
1844 qla_printk(KERN_WARNING, ha,
1845 "region #0 not a PIO resource (%s)...\n",
1846 pci_name(ha->pdev));
1849 ha->pio_address = pio;
1852 /* Use MMIO operations for all accesses. */
1853 if (!(pci_resource_flags(ha->pdev, 1) & IORESOURCE_MEM)) {
1854 qla_printk(KERN_ERR, ha,
1855 "region #1 not an MMIO resource (%s), aborting\n",
1856 pci_name(ha->pdev));
1857 goto iospace_error_exit;
1859 if (pci_resource_len(ha->pdev, 1) < MIN_IOBASE_LEN) {
1860 qla_printk(KERN_ERR, ha,
1861 "Invalid PCI mem region size (%s), aborting\n",
1862 pci_name(ha->pdev));
1863 goto iospace_error_exit;
1866 ha->iobase = ioremap(pci_resource_start(ha->pdev, 1), MIN_IOBASE_LEN);
1868 qla_printk(KERN_ERR, ha,
1869 "cannot remap MMIO (%s), aborting\n", pci_name(ha->pdev));
1871 goto iospace_error_exit;
1874 /* Determine queue resources */
1875 ha->max_req_queues = ha->max_rsp_queues = 1;
1876 if ((ql2xmaxqueues <= 1 && !ql2xmultique_tag) ||
1877 (ql2xmaxqueues > 1 && ql2xmultique_tag) ||
1878 (!IS_QLA25XX(ha) && !IS_QLA81XX(ha)))
1881 ha->mqiobase = ioremap(pci_resource_start(ha->pdev, 3),
1882 pci_resource_len(ha->pdev, 3));
1884 /* Read MSIX vector size of the board */
1885 pci_read_config_word(ha->pdev, QLA_PCI_MSIX_CONTROL, &msix);
1886 ha->msix_count = msix;
1887 /* Max queues are bounded by available msix vectors */
1888 /* queue 0 uses two msix vectors */
1889 if (ql2xmultique_tag) {
1890 cpus = num_online_cpus();
1891 ha->max_rsp_queues = (ha->msix_count - 1 > cpus) ?
1892 (cpus + 1) : (ha->msix_count - 1);
1893 ha->max_req_queues = 2;
1894 } else if (ql2xmaxqueues > 1) {
1895 ha->max_req_queues = ql2xmaxqueues > QLA_MQ_SIZE ?
1896 QLA_MQ_SIZE : ql2xmaxqueues;
1897 DEBUG2(qla_printk(KERN_INFO, ha, "QoS mode set, max no"
1898 " of request queues:%d\n", ha->max_req_queues));
1900 qla_printk(KERN_INFO, ha,
1901 "MSI-X vector count: %d\n", msix);
1903 qla_printk(KERN_INFO, ha, "BAR 3 not enabled\n");
1906 ha->msix_count = ha->max_rsp_queues + 1;
1914 qla2xxx_scan_start(struct Scsi_Host *shost)
1916 scsi_qla_host_t *vha = shost_priv(shost);
1918 if (vha->hw->flags.running_gold_fw)
1921 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1922 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
1923 set_bit(RSCN_UPDATE, &vha->dpc_flags);
1924 set_bit(NPIV_CONFIG_NEEDED, &vha->dpc_flags);
1928 qla2xxx_scan_finished(struct Scsi_Host *shost, unsigned long time)
1930 scsi_qla_host_t *vha = shost_priv(shost);
1934 if (time > vha->hw->loop_reset_delay * HZ)
1937 return atomic_read(&vha->loop_state) == LOOP_READY;
1941 * PCI driver interface
1943 static int __devinit
1944 qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
1947 struct Scsi_Host *host;
1948 scsi_qla_host_t *base_vha = NULL;
1949 struct qla_hw_data *ha;
1952 struct scsi_host_template *sht;
1953 int bars, max_id, mem_only = 0;
1954 uint16_t req_length = 0, rsp_length = 0;
1955 struct req_que *req = NULL;
1956 struct rsp_que *rsp = NULL;
1958 bars = pci_select_bars(pdev, IORESOURCE_MEM | IORESOURCE_IO);
1959 sht = &qla2xxx_driver_template;
1960 if (pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2422 ||
1961 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2432 ||
1962 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8432 ||
1963 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5422 ||
1964 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5432 ||
1965 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2532 ||
1966 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8001 ||
1967 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8021) {
1968 bars = pci_select_bars(pdev, IORESOURCE_MEM);
1973 if (pci_enable_device_mem(pdev))
1976 if (pci_enable_device(pdev))
1980 /* This may fail but that's ok */
1981 pci_enable_pcie_error_reporting(pdev);
1983 ha = kzalloc(sizeof(struct qla_hw_data), GFP_KERNEL);
1985 DEBUG(printk("Unable to allocate memory for ha\n"));
1990 /* Clear our data area */
1992 ha->mem_only = mem_only;
1993 spin_lock_init(&ha->hardware_lock);
1995 /* Set ISP-type information. */
1996 qla2x00_set_isp_flags(ha);
1998 /* Set EEH reset type to fundamental if required by hba */
1999 if ( IS_QLA24XX(ha) || IS_QLA25XX(ha) || IS_QLA81XX(ha)) {
2000 pdev->needs_freset = 1;
2003 /* Configure PCI I/O space */
2004 ret = qla2x00_iospace_config(ha);
2006 goto probe_hw_failed;
2008 qla_printk(KERN_INFO, ha,
2009 "Found an ISP%04X, irq %d, iobase 0x%p\n", pdev->device, pdev->irq,
2012 ha->prev_topology = 0;
2013 ha->init_cb_size = sizeof(init_cb_t);
2014 ha->link_data_rate = PORT_SPEED_UNKNOWN;
2015 ha->optrom_size = OPTROM_SIZE_2300;
2017 /* Assign ISP specific operations. */
2018 max_id = MAX_TARGETS_2200;
2019 if (IS_QLA2100(ha)) {
2020 max_id = MAX_TARGETS_2100;
2021 ha->mbx_count = MAILBOX_REGISTER_COUNT_2100;
2022 req_length = REQUEST_ENTRY_CNT_2100;
2023 rsp_length = RESPONSE_ENTRY_CNT_2100;
2024 ha->max_loop_id = SNS_LAST_LOOP_ID_2100;
2025 ha->gid_list_info_size = 4;
2026 ha->flash_conf_off = ~0;
2027 ha->flash_data_off = ~0;
2028 ha->nvram_conf_off = ~0;
2029 ha->nvram_data_off = ~0;
2030 ha->isp_ops = &qla2100_isp_ops;
2031 } else if (IS_QLA2200(ha)) {
2032 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2033 req_length = REQUEST_ENTRY_CNT_2200;
2034 rsp_length = RESPONSE_ENTRY_CNT_2100;
2035 ha->max_loop_id = SNS_LAST_LOOP_ID_2100;
2036 ha->gid_list_info_size = 4;
2037 ha->flash_conf_off = ~0;
2038 ha->flash_data_off = ~0;
2039 ha->nvram_conf_off = ~0;
2040 ha->nvram_data_off = ~0;
2041 ha->isp_ops = &qla2100_isp_ops;
2042 } else if (IS_QLA23XX(ha)) {
2043 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2044 req_length = REQUEST_ENTRY_CNT_2200;
2045 rsp_length = RESPONSE_ENTRY_CNT_2300;
2046 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2047 ha->gid_list_info_size = 6;
2048 if (IS_QLA2322(ha) || IS_QLA6322(ha))
2049 ha->optrom_size = OPTROM_SIZE_2322;
2050 ha->flash_conf_off = ~0;
2051 ha->flash_data_off = ~0;
2052 ha->nvram_conf_off = ~0;
2053 ha->nvram_data_off = ~0;
2054 ha->isp_ops = &qla2300_isp_ops;
2055 } else if (IS_QLA24XX_TYPE(ha)) {
2056 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2057 req_length = REQUEST_ENTRY_CNT_24XX;
2058 rsp_length = RESPONSE_ENTRY_CNT_2300;
2059 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2060 ha->init_cb_size = sizeof(struct mid_init_cb_24xx);
2061 ha->gid_list_info_size = 8;
2062 ha->optrom_size = OPTROM_SIZE_24XX;
2063 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA24XX;
2064 ha->isp_ops = &qla24xx_isp_ops;
2065 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF;
2066 ha->flash_data_off = FARX_ACCESS_FLASH_DATA;
2067 ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF;
2068 ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA;
2069 } else if (IS_QLA25XX(ha)) {
2070 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2071 req_length = REQUEST_ENTRY_CNT_24XX;
2072 rsp_length = RESPONSE_ENTRY_CNT_2300;
2073 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2074 ha->init_cb_size = sizeof(struct mid_init_cb_24xx);
2075 ha->gid_list_info_size = 8;
2076 ha->optrom_size = OPTROM_SIZE_25XX;
2077 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX;
2078 ha->isp_ops = &qla25xx_isp_ops;
2079 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF;
2080 ha->flash_data_off = FARX_ACCESS_FLASH_DATA;
2081 ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF;
2082 ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA;
2083 } else if (IS_QLA81XX(ha)) {
2084 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2085 req_length = REQUEST_ENTRY_CNT_24XX;
2086 rsp_length = RESPONSE_ENTRY_CNT_2300;
2087 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2088 ha->init_cb_size = sizeof(struct mid_init_cb_81xx);
2089 ha->gid_list_info_size = 8;
2090 ha->optrom_size = OPTROM_SIZE_81XX;
2091 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX;
2092 ha->isp_ops = &qla81xx_isp_ops;
2093 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF_81XX;
2094 ha->flash_data_off = FARX_ACCESS_FLASH_DATA_81XX;
2095 ha->nvram_conf_off = ~0;
2096 ha->nvram_data_off = ~0;
2097 } else if (IS_QLA82XX(ha)) {
2098 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2099 req_length = REQUEST_ENTRY_CNT_82XX;
2100 rsp_length = RESPONSE_ENTRY_CNT_82XX;
2101 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2102 ha->init_cb_size = sizeof(struct mid_init_cb_81xx);
2103 ha->gid_list_info_size = 8;
2104 ha->optrom_size = OPTROM_SIZE_82XX;
2105 ha->isp_ops = &qla82xx_isp_ops;
2106 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF;
2107 ha->flash_data_off = FARX_ACCESS_FLASH_DATA;
2108 ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF;
2109 ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA;
2112 mutex_init(&ha->vport_lock);
2113 init_completion(&ha->mbx_cmd_comp);
2114 complete(&ha->mbx_cmd_comp);
2115 init_completion(&ha->mbx_intr_comp);
2117 set_bit(0, (unsigned long *) ha->vp_idx_map);
2119 qla2x00_config_dma_addressing(ha);
2120 ret = qla2x00_mem_alloc(ha, req_length, rsp_length, &req, &rsp);
2122 qla_printk(KERN_WARNING, ha,
2123 "[ERROR] Failed to allocate memory for adapter\n");
2125 goto probe_hw_failed;
2128 req->max_q_depth = MAX_Q_DEPTH;
2129 if (ql2xmaxqdepth != 0 && ql2xmaxqdepth <= 0xffffU)
2130 req->max_q_depth = ql2xmaxqdepth;
2133 base_vha = qla2x00_create_host(sht, ha);
2135 qla_printk(KERN_WARNING, ha,
2136 "[ERROR] Failed to allocate memory for scsi_host\n");
2139 qla2x00_mem_free(ha);
2140 qla2x00_free_req_que(ha, req);
2141 qla2x00_free_rsp_que(ha, rsp);
2142 goto probe_hw_failed;
2145 pci_set_drvdata(pdev, base_vha);
2147 host = base_vha->host;
2148 base_vha->req = req;
2149 host->can_queue = req->length + 128;
2150 if (IS_QLA2XXX_MIDTYPE(ha))
2151 base_vha->mgmt_svr_loop_id = 10 + base_vha->vp_idx;
2153 base_vha->mgmt_svr_loop_id = MANAGEMENT_SERVER +
2156 host->sg_tablesize = 32;
2157 host->max_id = max_id;
2158 host->this_id = 255;
2159 host->cmd_per_lun = 3;
2160 host->unique_id = host->host_no;
2161 host->max_cmd_len = MAX_CMDSZ;
2162 host->max_channel = MAX_BUSES - 1;
2163 host->max_lun = MAX_LUNS;
2164 host->transportt = qla2xxx_transport_template;
2165 sht->vendor_id = (SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_QLOGIC);
2167 /* Set up the irqs */
2168 ret = qla2x00_request_irqs(ha, rsp);
2170 goto probe_init_failed;
2172 pci_save_state(pdev);
2174 /* Alloc arrays of request and response ring ptrs */
2176 if (!qla2x00_alloc_queues(ha)) {
2177 qla_printk(KERN_WARNING, ha,
2178 "[ERROR] Failed to allocate memory for queue"
2180 goto probe_init_failed;
2183 ha->rsp_q_map[0] = rsp;
2184 ha->req_q_map[0] = req;
2187 set_bit(0, ha->req_qid_map);
2188 set_bit(0, ha->rsp_qid_map);
2189 /* FWI2-capable only. */
2190 req->req_q_in = &ha->iobase->isp24.req_q_in;
2191 req->req_q_out = &ha->iobase->isp24.req_q_out;
2192 rsp->rsp_q_in = &ha->iobase->isp24.rsp_q_in;
2193 rsp->rsp_q_out = &ha->iobase->isp24.rsp_q_out;
2195 req->req_q_in = &ha->mqiobase->isp25mq.req_q_in;
2196 req->req_q_out = &ha->mqiobase->isp25mq.req_q_out;
2197 rsp->rsp_q_in = &ha->mqiobase->isp25mq.rsp_q_in;
2198 rsp->rsp_q_out = &ha->mqiobase->isp25mq.rsp_q_out;
2201 if (IS_QLA82XX(ha)) {
2202 req->req_q_out = &ha->iobase->isp82.req_q_out[0];
2203 rsp->rsp_q_in = &ha->iobase->isp82.rsp_q_in[0];
2204 rsp->rsp_q_out = &ha->iobase->isp82.rsp_q_out[0];
2207 if (qla2x00_initialize_adapter(base_vha)) {
2208 qla_printk(KERN_WARNING, ha,
2209 "Failed to initialize adapter\n");
2211 DEBUG2(printk("scsi(%ld): Failed to initialize adapter - "
2212 "Adapter flags %x.\n",
2213 base_vha->host_no, base_vha->device_flags));
2215 if (IS_QLA82XX(ha)) {
2216 qla82xx_idc_lock(ha);
2217 qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
2218 QLA82XX_DEV_FAILED);
2219 qla82xx_idc_unlock(ha);
2220 qla_printk(KERN_INFO, ha, "HW State: FAILED\n");
2228 if (qla25xx_setup_mode(base_vha)) {
2229 qla_printk(KERN_WARNING, ha,
2230 "Can't create queues, falling back to single"
2236 if (ha->flags.running_gold_fw)
2240 * Startup the kernel thread for this host adapter
2242 ha->dpc_thread = kthread_create(qla2x00_do_dpc, ha,
2243 "%s_dpc", base_vha->host_str);
2244 if (IS_ERR(ha->dpc_thread)) {
2245 qla_printk(KERN_WARNING, ha,
2246 "Unable to start DPC thread!\n");
2247 ret = PTR_ERR(ha->dpc_thread);
2252 list_add_tail(&base_vha->list, &ha->vp_list);
2253 base_vha->host->irq = ha->pdev->irq;
2255 /* Initialized the timer */
2256 qla2x00_start_timer(base_vha, qla2x00_timer, WATCH_INTERVAL);
2258 DEBUG2(printk("DEBUG: detect hba %ld at address = %p\n",
2259 base_vha->host_no, ha));
2261 if (IS_QLA25XX(ha) && ql2xenabledif) {
2262 if (ha->fw_attributes & BIT_4) {
2263 base_vha->flags.difdix_supported = 1;
2264 DEBUG18(qla_printk(KERN_INFO, ha,
2265 "Registering for DIF/DIX type 1 and 3"
2267 scsi_host_set_prot(host,
2268 SHOST_DIF_TYPE1_PROTECTION
2269 | SHOST_DIF_TYPE3_PROTECTION
2270 | SHOST_DIX_TYPE1_PROTECTION
2271 | SHOST_DIX_TYPE3_PROTECTION);
2272 scsi_host_set_guard(host, SHOST_DIX_GUARD_CRC);
2274 base_vha->flags.difdix_supported = 0;
2277 ha->isp_ops->enable_intrs(ha);
2279 ret = scsi_add_host(host, &pdev->dev);
2283 base_vha->flags.init_done = 1;
2284 base_vha->flags.online = 1;
2286 scsi_scan_host(host);
2288 qla2x00_alloc_sysfs_attr(base_vha);
2290 qla2x00_init_host_attr(base_vha);
2292 qla2x00_dfs_setup(base_vha);
2294 qla_printk(KERN_INFO, ha, "\n"
2295 " QLogic Fibre Channel HBA Driver: %s\n"
2297 " ISP%04X: %s @ %s hdma%c, host#=%ld, fw=%s\n",
2298 qla2x00_version_str, ha->model_number,
2299 ha->model_desc ? ha->model_desc : "", pdev->device,
2300 ha->isp_ops->pci_info_str(base_vha, pci_info), pci_name(pdev),
2301 ha->flags.enable_64bit_addressing ? '+' : '-', base_vha->host_no,
2302 ha->isp_ops->fw_version_str(base_vha, fw_str));
2307 qla2x00_free_req_que(ha, req);
2308 qla2x00_free_rsp_que(ha, rsp);
2309 ha->max_req_queues = ha->max_rsp_queues = 0;
2312 if (base_vha->timer_active)
2313 qla2x00_stop_timer(base_vha);
2314 base_vha->flags.online = 0;
2315 if (ha->dpc_thread) {
2316 struct task_struct *t = ha->dpc_thread;
2318 ha->dpc_thread = NULL;
2322 qla2x00_free_device(base_vha);
2324 scsi_host_put(base_vha->host);
2327 if (IS_QLA82XX(ha)) {
2328 qla82xx_idc_lock(ha);
2329 qla82xx_clear_drv_active(ha);
2330 qla82xx_idc_unlock(ha);
2331 iounmap((device_reg_t __iomem *)ha->nx_pcibase);
2333 iounmap((device_reg_t __iomem *)ha->nxdb_wr_ptr);
2336 iounmap(ha->iobase);
2338 pci_release_selected_regions(ha->pdev, ha->bars);
2343 pci_disable_device(pdev);
2348 qla2x00_remove_one(struct pci_dev *pdev)
2350 scsi_qla_host_t *base_vha, *vha, *temp;
2351 struct qla_hw_data *ha;
2353 base_vha = pci_get_drvdata(pdev);
2356 list_for_each_entry_safe(vha, temp, &ha->vp_list, list) {
2357 if (vha && vha->fc_vport)
2358 fc_vport_terminate(vha->fc_vport);
2361 set_bit(UNLOADING, &base_vha->dpc_flags);
2363 qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16);
2365 qla2x00_dfs_remove(base_vha);
2367 qla84xx_put_chip(base_vha);
2370 if (base_vha->timer_active)
2371 qla2x00_stop_timer(base_vha);
2373 base_vha->flags.online = 0;
2375 /* Flush the work queue and remove it */
2377 flush_workqueue(ha->wq);
2378 destroy_workqueue(ha->wq);
2382 /* Kill the kernel thread for this host */
2383 if (ha->dpc_thread) {
2384 struct task_struct *t = ha->dpc_thread;
2387 * qla2xxx_wake_dpc checks for ->dpc_thread
2388 * so we need to zero it out.
2390 ha->dpc_thread = NULL;
2394 qla2x00_free_sysfs_attr(base_vha);
2396 fc_remove_host(base_vha->host);
2398 scsi_remove_host(base_vha->host);
2400 qla2x00_free_device(base_vha);
2402 scsi_host_put(base_vha->host);
2404 if (IS_QLA82XX(ha)) {
2405 iounmap((device_reg_t __iomem *)ha->nx_pcibase);
2407 iounmap((device_reg_t __iomem *)ha->nxdb_wr_ptr);
2410 iounmap(ha->iobase);
2413 iounmap(ha->mqiobase);
2416 pci_release_selected_regions(ha->pdev, ha->bars);
2420 pci_disable_pcie_error_reporting(pdev);
2422 pci_disable_device(pdev);
2423 pci_set_drvdata(pdev, NULL);
2427 qla2x00_free_device(scsi_qla_host_t *vha)
2429 struct qla_hw_data *ha = vha->hw;
2431 qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16);
2434 if (vha->timer_active)
2435 qla2x00_stop_timer(vha);
2437 /* Kill the kernel thread for this host */
2438 if (ha->dpc_thread) {
2439 struct task_struct *t = ha->dpc_thread;
2442 * qla2xxx_wake_dpc checks for ->dpc_thread
2443 * so we need to zero it out.
2445 ha->dpc_thread = NULL;
2449 qla25xx_delete_queues(vha);
2451 if (ha->flags.fce_enabled)
2452 qla2x00_disable_fce_trace(vha, NULL, NULL);
2455 qla2x00_disable_eft_trace(vha);
2457 /* Stop currently executing firmware. */
2458 qla2x00_try_to_stop_firmware(vha);
2460 vha->flags.online = 0;
2462 /* turn-off interrupts on the card */
2463 if (ha->interrupts_on) {
2464 vha->flags.init_done = 0;
2465 ha->isp_ops->disable_intrs(ha);
2468 qla2x00_free_irqs(vha);
2470 qla2x00_mem_free(ha);
2472 qla2x00_free_queues(ha);
2476 qla2x00_schedule_rport_del(struct scsi_qla_host *vha, fc_port_t *fcport,
2479 struct fc_rport *rport;
2480 scsi_qla_host_t *base_vha;
2485 rport = fcport->rport;
2487 base_vha = pci_get_drvdata(vha->hw->pdev);
2488 spin_lock_irq(vha->host->host_lock);
2489 fcport->drport = rport;
2490 spin_unlock_irq(vha->host->host_lock);
2491 set_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags);
2492 qla2xxx_wake_dpc(base_vha);
2494 fc_remote_port_delete(rport);
2498 * qla2x00_mark_device_lost Updates fcport state when device goes offline.
2500 * Input: ha = adapter block pointer. fcport = port structure pointer.
2506 void qla2x00_mark_device_lost(scsi_qla_host_t *vha, fc_port_t *fcport,
2507 int do_login, int defer)
2509 if (atomic_read(&fcport->state) == FCS_ONLINE &&
2510 vha->vp_idx == fcport->vp_idx) {
2511 atomic_set(&fcport->state, FCS_DEVICE_LOST);
2512 qla2x00_schedule_rport_del(vha, fcport, defer);
2515 * We may need to retry the login, so don't change the state of the
2516 * port but do the retries.
2518 if (atomic_read(&fcport->state) != FCS_DEVICE_DEAD)
2519 atomic_set(&fcport->state, FCS_DEVICE_LOST);
2524 if (fcport->login_retry == 0) {
2525 fcport->login_retry = vha->hw->login_retry_count;
2526 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
2528 DEBUG(printk("scsi(%ld): Port login retry: "
2529 "%02x%02x%02x%02x%02x%02x%02x%02x, "
2530 "id = 0x%04x retry cnt=%d\n",
2532 fcport->port_name[0],
2533 fcport->port_name[1],
2534 fcport->port_name[2],
2535 fcport->port_name[3],
2536 fcport->port_name[4],
2537 fcport->port_name[5],
2538 fcport->port_name[6],
2539 fcport->port_name[7],
2541 fcport->login_retry));
2546 * qla2x00_mark_all_devices_lost
2547 * Updates fcport state when device goes offline.
2550 * ha = adapter block pointer.
2551 * fcport = port structure pointer.
2559 qla2x00_mark_all_devices_lost(scsi_qla_host_t *vha, int defer)
2563 list_for_each_entry(fcport, &vha->vp_fcports, list) {
2564 if (vha->vp_idx != 0 && vha->vp_idx != fcport->vp_idx)
2568 * No point in marking the device as lost, if the device is
2571 if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD)
2573 if (atomic_read(&fcport->state) == FCS_ONLINE) {
2575 qla2x00_schedule_rport_del(vha, fcport, defer);
2576 else if (vha->vp_idx == fcport->vp_idx)
2577 qla2x00_schedule_rport_del(vha, fcport, defer);
2579 atomic_set(&fcport->state, FCS_DEVICE_LOST);
2585 * Allocates adapter memory.
2592 qla2x00_mem_alloc(struct qla_hw_data *ha, uint16_t req_len, uint16_t rsp_len,
2593 struct req_que **req, struct rsp_que **rsp)
2597 ha->init_cb = dma_alloc_coherent(&ha->pdev->dev, ha->init_cb_size,
2598 &ha->init_cb_dma, GFP_KERNEL);
2602 ha->gid_list = dma_alloc_coherent(&ha->pdev->dev, GID_LIST_SIZE,
2603 &ha->gid_list_dma, GFP_KERNEL);
2605 goto fail_free_init_cb;
2607 ha->srb_mempool = mempool_create_slab_pool(SRB_MIN_REQ, srb_cachep);
2608 if (!ha->srb_mempool)
2609 goto fail_free_gid_list;
2611 if (IS_QLA82XX(ha)) {
2612 /* Allocate cache for CT6 Ctx. */
2614 ctx_cachep = kmem_cache_create("qla2xxx_ctx",
2615 sizeof(struct ct6_dsd), 0,
2616 SLAB_HWCACHE_ALIGN, NULL);
2618 goto fail_free_gid_list;
2620 ha->ctx_mempool = mempool_create_slab_pool(SRB_MIN_REQ,
2622 if (!ha->ctx_mempool)
2623 goto fail_free_srb_mempool;
2626 /* Get memory for cached NVRAM */
2627 ha->nvram = kzalloc(MAX_NVRAM_SIZE, GFP_KERNEL);
2629 goto fail_free_ctx_mempool;
2631 snprintf(name, sizeof(name), "%s_%d", QLA2XXX_DRIVER_NAME,
2633 ha->s_dma_pool = dma_pool_create(name, &ha->pdev->dev,
2634 DMA_POOL_SIZE, 8, 0);
2635 if (!ha->s_dma_pool)
2636 goto fail_free_nvram;
2638 if (IS_QLA82XX(ha) || ql2xenabledif) {
2639 ha->dl_dma_pool = dma_pool_create(name, &ha->pdev->dev,
2640 DSD_LIST_DMA_POOL_SIZE, 8, 0);
2641 if (!ha->dl_dma_pool) {
2642 qla_printk(KERN_WARNING, ha,
2643 "Memory Allocation failed - dl_dma_pool\n");
2644 goto fail_s_dma_pool;
2647 ha->fcp_cmnd_dma_pool = dma_pool_create(name, &ha->pdev->dev,
2648 FCP_CMND_DMA_POOL_SIZE, 8, 0);
2649 if (!ha->fcp_cmnd_dma_pool) {
2650 qla_printk(KERN_WARNING, ha,
2651 "Memory Allocation failed - fcp_cmnd_dma_pool\n");
2652 goto fail_dl_dma_pool;
2656 /* Allocate memory for SNS commands */
2657 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
2658 /* Get consistent memory allocated for SNS commands */
2659 ha->sns_cmd = dma_alloc_coherent(&ha->pdev->dev,
2660 sizeof(struct sns_cmd_pkt), &ha->sns_cmd_dma, GFP_KERNEL);
2664 /* Get consistent memory allocated for MS IOCB */
2665 ha->ms_iocb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
2669 /* Get consistent memory allocated for CT SNS commands */
2670 ha->ct_sns = dma_alloc_coherent(&ha->pdev->dev,
2671 sizeof(struct ct_sns_pkt), &ha->ct_sns_dma, GFP_KERNEL);
2673 goto fail_free_ms_iocb;
2676 /* Allocate memory for request ring */
2677 *req = kzalloc(sizeof(struct req_que), GFP_KERNEL);
2679 DEBUG(printk("Unable to allocate memory for req\n"));
2682 (*req)->length = req_len;
2683 (*req)->ring = dma_alloc_coherent(&ha->pdev->dev,
2684 ((*req)->length + 1) * sizeof(request_t),
2685 &(*req)->dma, GFP_KERNEL);
2686 if (!(*req)->ring) {
2687 DEBUG(printk("Unable to allocate memory for req_ring\n"));
2690 /* Allocate memory for response ring */
2691 *rsp = kzalloc(sizeof(struct rsp_que), GFP_KERNEL);
2693 qla_printk(KERN_WARNING, ha,
2694 "Unable to allocate memory for rsp\n");
2698 (*rsp)->length = rsp_len;
2699 (*rsp)->ring = dma_alloc_coherent(&ha->pdev->dev,
2700 ((*rsp)->length + 1) * sizeof(response_t),
2701 &(*rsp)->dma, GFP_KERNEL);
2702 if (!(*rsp)->ring) {
2703 qla_printk(KERN_WARNING, ha,
2704 "Unable to allocate memory for rsp_ring\n");
2709 /* Allocate memory for NVRAM data for vports */
2710 if (ha->nvram_npiv_size) {
2711 ha->npiv_info = kzalloc(sizeof(struct qla_npiv_entry) *
2712 ha->nvram_npiv_size, GFP_KERNEL);
2713 if (!ha->npiv_info) {
2714 qla_printk(KERN_WARNING, ha,
2715 "Unable to allocate memory for npiv info\n");
2716 goto fail_npiv_info;
2719 ha->npiv_info = NULL;
2721 /* Get consistent memory allocated for EX-INIT-CB. */
2722 if (IS_QLA8XXX_TYPE(ha)) {
2723 ha->ex_init_cb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
2724 &ha->ex_init_cb_dma);
2725 if (!ha->ex_init_cb)
2726 goto fail_ex_init_cb;
2729 INIT_LIST_HEAD(&ha->gbl_dsd_list);
2731 /* Get consistent memory allocated for Async Port-Database. */
2732 if (!IS_FWI2_CAPABLE(ha)) {
2733 ha->async_pd = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
2739 INIT_LIST_HEAD(&ha->vp_list);
2743 dma_pool_free(ha->s_dma_pool, ha->ex_init_cb, ha->ex_init_cb_dma);
2745 kfree(ha->npiv_info);
2747 dma_free_coherent(&ha->pdev->dev, ((*rsp)->length + 1) *
2748 sizeof(response_t), (*rsp)->ring, (*rsp)->dma);
2749 (*rsp)->ring = NULL;
2754 dma_free_coherent(&ha->pdev->dev, ((*req)->length + 1) *
2755 sizeof(request_t), (*req)->ring, (*req)->dma);
2756 (*req)->ring = NULL;
2761 dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt),
2762 ha->ct_sns, ha->ct_sns_dma);
2766 dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma);
2768 ha->ms_iocb_dma = 0;
2770 if (IS_QLA82XX(ha) || ql2xenabledif) {
2771 dma_pool_destroy(ha->fcp_cmnd_dma_pool);
2772 ha->fcp_cmnd_dma_pool = NULL;
2775 if (IS_QLA82XX(ha) || ql2xenabledif) {
2776 dma_pool_destroy(ha->dl_dma_pool);
2777 ha->dl_dma_pool = NULL;
2780 dma_pool_destroy(ha->s_dma_pool);
2781 ha->s_dma_pool = NULL;
2785 fail_free_ctx_mempool:
2786 mempool_destroy(ha->ctx_mempool);
2787 ha->ctx_mempool = NULL;
2788 fail_free_srb_mempool:
2789 mempool_destroy(ha->srb_mempool);
2790 ha->srb_mempool = NULL;
2792 dma_free_coherent(&ha->pdev->dev, GID_LIST_SIZE, ha->gid_list,
2794 ha->gid_list = NULL;
2795 ha->gid_list_dma = 0;
2797 dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, ha->init_cb,
2800 ha->init_cb_dma = 0;
2802 DEBUG(printk("%s: Memory allocation failure\n", __func__));
2808 * Frees all adapter allocated memory.
2811 * ha = adapter block pointer.
2814 qla2x00_mem_free(struct qla_hw_data *ha)
2816 if (ha->srb_mempool)
2817 mempool_destroy(ha->srb_mempool);
2820 dma_free_coherent(&ha->pdev->dev, FCE_SIZE, ha->fce,
2825 dma_free_coherent(&ha->pdev->dev,
2826 ntohl(ha->fw_dump->eft_size), ha->eft, ha->eft_dma);
2831 dma_free_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE,
2832 ha->dcbx_tlv, ha->dcbx_tlv_dma);
2835 dma_free_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE,
2836 ha->xgmac_data, ha->xgmac_data_dma);
2839 dma_free_coherent(&ha->pdev->dev, sizeof(struct sns_cmd_pkt),
2840 ha->sns_cmd, ha->sns_cmd_dma);
2843 dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt),
2844 ha->ct_sns, ha->ct_sns_dma);
2847 dma_pool_free(ha->s_dma_pool, ha->sfp_data, ha->sfp_data_dma);
2850 dma_pool_free(ha->s_dma_pool, ha->edc_data, ha->edc_data_dma);
2853 dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma);
2856 dma_pool_free(ha->s_dma_pool,
2857 ha->ex_init_cb, ha->ex_init_cb_dma);
2860 dma_pool_free(ha->s_dma_pool, ha->async_pd, ha->async_pd_dma);
2863 dma_pool_destroy(ha->s_dma_pool);
2866 dma_free_coherent(&ha->pdev->dev, GID_LIST_SIZE, ha->gid_list,
2869 if (IS_QLA82XX(ha)) {
2870 if (!list_empty(&ha->gbl_dsd_list)) {
2871 struct dsd_dma *dsd_ptr, *tdsd_ptr;
2873 /* clean up allocated prev pool */
2874 list_for_each_entry_safe(dsd_ptr,
2875 tdsd_ptr, &ha->gbl_dsd_list, list) {
2876 dma_pool_free(ha->dl_dma_pool,
2877 dsd_ptr->dsd_addr, dsd_ptr->dsd_list_dma);
2878 list_del(&dsd_ptr->list);
2884 if (ha->dl_dma_pool)
2885 dma_pool_destroy(ha->dl_dma_pool);
2887 if (ha->fcp_cmnd_dma_pool)
2888 dma_pool_destroy(ha->fcp_cmnd_dma_pool);
2890 if (ha->ctx_mempool)
2891 mempool_destroy(ha->ctx_mempool);
2894 dma_free_coherent(&ha->pdev->dev, ha->init_cb_size,
2895 ha->init_cb, ha->init_cb_dma);
2896 vfree(ha->optrom_buffer);
2898 kfree(ha->npiv_info);
2900 ha->srb_mempool = NULL;
2901 ha->ctx_mempool = NULL;
2905 ha->sns_cmd_dma = 0;
2909 ha->ms_iocb_dma = 0;
2911 ha->init_cb_dma = 0;
2912 ha->ex_init_cb = NULL;
2913 ha->ex_init_cb_dma = 0;
2914 ha->async_pd = NULL;
2915 ha->async_pd_dma = 0;
2917 ha->s_dma_pool = NULL;
2918 ha->dl_dma_pool = NULL;
2919 ha->fcp_cmnd_dma_pool = NULL;
2921 ha->gid_list = NULL;
2922 ha->gid_list_dma = 0;
2926 ha->fw_dump_reading = 0;
2929 struct scsi_qla_host *qla2x00_create_host(struct scsi_host_template *sht,
2930 struct qla_hw_data *ha)
2932 struct Scsi_Host *host;
2933 struct scsi_qla_host *vha = NULL;
2935 host = scsi_host_alloc(sht, sizeof(scsi_qla_host_t));
2938 "qla2xxx: Couldn't allocate host from scsi layer!\n");
2942 /* Clear our data area */
2943 vha = shost_priv(host);
2944 memset(vha, 0, sizeof(scsi_qla_host_t));
2947 vha->host_no = host->host_no;
2950 INIT_LIST_HEAD(&vha->vp_fcports);
2951 INIT_LIST_HEAD(&vha->work_list);
2952 INIT_LIST_HEAD(&vha->list);
2954 spin_lock_init(&vha->work_lock);
2956 sprintf(vha->host_str, "%s_%ld", QLA2XXX_DRIVER_NAME, vha->host_no);
2963 static struct qla_work_evt *
2964 qla2x00_alloc_work(struct scsi_qla_host *vha, enum qla_work_type type)
2966 struct qla_work_evt *e;
2968 e = kzalloc(sizeof(struct qla_work_evt), GFP_ATOMIC);
2972 INIT_LIST_HEAD(&e->list);
2974 e->flags = QLA_EVT_FLAG_FREE;
2979 qla2x00_post_work(struct scsi_qla_host *vha, struct qla_work_evt *e)
2981 unsigned long flags;
2983 spin_lock_irqsave(&vha->work_lock, flags);
2984 list_add_tail(&e->list, &vha->work_list);
2985 spin_unlock_irqrestore(&vha->work_lock, flags);
2986 qla2xxx_wake_dpc(vha);
2992 qla2x00_post_aen_work(struct scsi_qla_host *vha, enum fc_host_event_code code,
2995 struct qla_work_evt *e;
2997 e = qla2x00_alloc_work(vha, QLA_EVT_AEN);
2999 return QLA_FUNCTION_FAILED;
3001 e->u.aen.code = code;
3002 e->u.aen.data = data;
3003 return qla2x00_post_work(vha, e);
3007 qla2x00_post_idc_ack_work(struct scsi_qla_host *vha, uint16_t *mb)
3009 struct qla_work_evt *e;
3011 e = qla2x00_alloc_work(vha, QLA_EVT_IDC_ACK);
3013 return QLA_FUNCTION_FAILED;
3015 memcpy(e->u.idc_ack.mb, mb, QLA_IDC_ACK_REGS * sizeof(uint16_t));
3016 return qla2x00_post_work(vha, e);
3019 #define qla2x00_post_async_work(name, type) \
3020 int qla2x00_post_async_##name##_work( \
3021 struct scsi_qla_host *vha, \
3022 fc_port_t *fcport, uint16_t *data) \
3024 struct qla_work_evt *e; \
3026 e = qla2x00_alloc_work(vha, type); \
3028 return QLA_FUNCTION_FAILED; \
3030 e->u.logio.fcport = fcport; \
3032 e->u.logio.data[0] = data[0]; \
3033 e->u.logio.data[1] = data[1]; \
3035 return qla2x00_post_work(vha, e); \
3038 qla2x00_post_async_work(login, QLA_EVT_ASYNC_LOGIN);
3039 qla2x00_post_async_work(login_done, QLA_EVT_ASYNC_LOGIN_DONE);
3040 qla2x00_post_async_work(logout, QLA_EVT_ASYNC_LOGOUT);
3041 qla2x00_post_async_work(logout_done, QLA_EVT_ASYNC_LOGOUT_DONE);
3042 qla2x00_post_async_work(adisc, QLA_EVT_ASYNC_ADISC);
3043 qla2x00_post_async_work(adisc_done, QLA_EVT_ASYNC_ADISC_DONE);
3046 qla2x00_post_uevent_work(struct scsi_qla_host *vha, u32 code)
3048 struct qla_work_evt *e;
3050 e = qla2x00_alloc_work(vha, QLA_EVT_UEVENT);
3052 return QLA_FUNCTION_FAILED;
3054 e->u.uevent.code = code;
3055 return qla2x00_post_work(vha, e);
3059 qla2x00_uevent_emit(struct scsi_qla_host *vha, u32 code)
3061 char event_string[40];
3062 char *envp[] = { event_string, NULL };
3065 case QLA_UEVENT_CODE_FW_DUMP:
3066 snprintf(event_string, sizeof(event_string), "FW_DUMP=%ld",
3073 kobject_uevent_env(&vha->hw->pdev->dev.kobj, KOBJ_CHANGE, envp);
3077 qla2x00_do_work(struct scsi_qla_host *vha)
3079 struct qla_work_evt *e, *tmp;
3080 unsigned long flags;
3083 spin_lock_irqsave(&vha->work_lock, flags);
3084 list_splice_init(&vha->work_list, &work);
3085 spin_unlock_irqrestore(&vha->work_lock, flags);
3087 list_for_each_entry_safe(e, tmp, &work, list) {
3088 list_del_init(&e->list);
3092 fc_host_post_event(vha->host, fc_get_event_number(),
3093 e->u.aen.code, e->u.aen.data);
3095 case QLA_EVT_IDC_ACK:
3096 qla81xx_idc_ack(vha, e->u.idc_ack.mb);
3098 case QLA_EVT_ASYNC_LOGIN:
3099 qla2x00_async_login(vha, e->u.logio.fcport,
3102 case QLA_EVT_ASYNC_LOGIN_DONE:
3103 qla2x00_async_login_done(vha, e->u.logio.fcport,
3106 case QLA_EVT_ASYNC_LOGOUT:
3107 qla2x00_async_logout(vha, e->u.logio.fcport);
3109 case QLA_EVT_ASYNC_LOGOUT_DONE:
3110 qla2x00_async_logout_done(vha, e->u.logio.fcport,
3113 case QLA_EVT_ASYNC_ADISC:
3114 qla2x00_async_adisc(vha, e->u.logio.fcport,
3117 case QLA_EVT_ASYNC_ADISC_DONE:
3118 qla2x00_async_adisc_done(vha, e->u.logio.fcport,
3121 case QLA_EVT_UEVENT:
3122 qla2x00_uevent_emit(vha, e->u.uevent.code);
3125 if (e->flags & QLA_EVT_FLAG_FREE)
3130 /* Relogins all the fcports of a vport
3131 * Context: dpc thread
3133 void qla2x00_relogin(struct scsi_qla_host *vha)
3137 uint16_t next_loopid = 0;
3138 struct qla_hw_data *ha = vha->hw;
3141 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3143 * If the port is not ONLINE then try to login
3144 * to it if we haven't run out of retries.
3146 if (atomic_read(&fcport->state) != FCS_ONLINE &&
3147 fcport->login_retry && !(fcport->flags & FCF_ASYNC_SENT)) {
3148 fcport->login_retry--;
3149 if (fcport->flags & FCF_FABRIC_DEVICE) {
3150 if (fcport->flags & FCF_FCP2_DEVICE)
3151 ha->isp_ops->fabric_logout(vha,
3153 fcport->d_id.b.domain,
3154 fcport->d_id.b.area,
3155 fcport->d_id.b.al_pa);
3157 if (IS_ALOGIO_CAPABLE(ha)) {
3158 fcport->flags |= FCF_ASYNC_SENT;
3160 data[1] = QLA_LOGIO_LOGIN_RETRIED;
3161 status = qla2x00_post_async_login_work(
3163 if (status == QLA_SUCCESS)
3165 /* Attempt a retry. */
3168 status = qla2x00_fabric_login(vha,
3169 fcport, &next_loopid);
3171 status = qla2x00_local_device_login(vha,
3174 if (status == QLA_SUCCESS) {
3175 fcport->old_loop_id = fcport->loop_id;
3177 DEBUG(printk("scsi(%ld): port login OK: logged "
3178 "in ID 0x%x\n", vha->host_no, fcport->loop_id));
3180 qla2x00_update_fcport(vha, fcport);
3182 } else if (status == 1) {
3183 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
3184 /* retry the login again */
3185 DEBUG(printk("scsi(%ld): Retrying"
3186 " %d login again loop_id 0x%x\n",
3187 vha->host_no, fcport->login_retry,
3190 fcport->login_retry = 0;
3193 if (fcport->login_retry == 0 && status != QLA_SUCCESS)
3194 fcport->loop_id = FC_NO_LOOP_ID;
3196 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
3201 /**************************************************************************
3203 * This kernel thread is a task that is schedule by the interrupt handler
3204 * to perform the background processing for interrupts.
3207 * This task always run in the context of a kernel thread. It
3208 * is kick-off by the driver's detect code and starts up
3209 * up one per adapter. It immediately goes to sleep and waits for
3210 * some fibre event. When either the interrupt handler or
3211 * the timer routine detects a event it will one of the task
3212 * bits then wake us up.
3213 **************************************************************************/
3215 qla2x00_do_dpc(void *data)
3218 scsi_qla_host_t *base_vha;
3219 struct qla_hw_data *ha;
3221 ha = (struct qla_hw_data *)data;
3222 base_vha = pci_get_drvdata(ha->pdev);
3224 set_user_nice(current, -20);
3226 while (!kthread_should_stop()) {
3227 DEBUG3(printk("qla2x00: DPC handler sleeping\n"));
3229 set_current_state(TASK_INTERRUPTIBLE);
3231 __set_current_state(TASK_RUNNING);
3233 DEBUG3(printk("qla2x00: DPC handler waking up\n"));
3235 /* Initialization not yet finished. Don't do anything yet. */
3236 if (!base_vha->flags.init_done)
3239 if (ha->flags.eeh_busy) {
3240 DEBUG17(qla_printk(KERN_WARNING, ha,
3241 "qla2x00_do_dpc: dpc_flags: %lx\n",
3242 base_vha->dpc_flags));
3246 DEBUG3(printk("scsi(%ld): DPC handler\n", base_vha->host_no));
3250 if (ha->flags.mbox_busy) {
3255 qla2x00_do_work(base_vha);
3257 if (IS_QLA82XX(ha)) {
3258 if (test_and_clear_bit(ISP_UNRECOVERABLE,
3259 &base_vha->dpc_flags)) {
3260 qla82xx_idc_lock(ha);
3261 qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
3262 QLA82XX_DEV_FAILED);
3263 qla82xx_idc_unlock(ha);
3264 qla_printk(KERN_INFO, ha,
3265 "HW State: FAILED\n");
3266 qla82xx_device_state_handler(base_vha);
3270 if (test_and_clear_bit(FCOE_CTX_RESET_NEEDED,
3271 &base_vha->dpc_flags)) {
3273 DEBUG(printk(KERN_INFO
3274 "scsi(%ld): dpc: sched "
3275 "qla82xx_fcoe_ctx_reset ha = %p\n",
3276 base_vha->host_no, ha));
3277 if (!(test_and_set_bit(ABORT_ISP_ACTIVE,
3278 &base_vha->dpc_flags))) {
3279 if (qla82xx_fcoe_ctx_reset(base_vha)) {
3280 /* FCoE-ctx reset failed.
3281 * Escalate to chip-reset
3283 set_bit(ISP_ABORT_NEEDED,
3284 &base_vha->dpc_flags);
3286 clear_bit(ABORT_ISP_ACTIVE,
3287 &base_vha->dpc_flags);
3290 DEBUG(printk("scsi(%ld): dpc:"
3291 " qla82xx_fcoe_ctx_reset end\n",
3292 base_vha->host_no));
3296 if (test_and_clear_bit(ISP_ABORT_NEEDED,
3297 &base_vha->dpc_flags)) {
3299 DEBUG(printk("scsi(%ld): dpc: sched "
3300 "qla2x00_abort_isp ha = %p\n",
3301 base_vha->host_no, ha));
3302 if (!(test_and_set_bit(ABORT_ISP_ACTIVE,
3303 &base_vha->dpc_flags))) {
3305 if (ha->isp_ops->abort_isp(base_vha)) {
3306 /* failed. retry later */
3307 set_bit(ISP_ABORT_NEEDED,
3308 &base_vha->dpc_flags);
3310 clear_bit(ABORT_ISP_ACTIVE,
3311 &base_vha->dpc_flags);
3314 DEBUG(printk("scsi(%ld): dpc: qla2x00_abort_isp end\n",
3315 base_vha->host_no));
3318 if (test_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags)) {
3319 qla2x00_update_fcports(base_vha);
3320 clear_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags);
3323 if (test_and_clear_bit(RESET_MARKER_NEEDED,
3324 &base_vha->dpc_flags) &&
3325 (!(test_and_set_bit(RESET_ACTIVE, &base_vha->dpc_flags)))) {
3327 DEBUG(printk("scsi(%ld): qla2x00_reset_marker()\n",
3328 base_vha->host_no));
3330 qla2x00_rst_aen(base_vha);
3331 clear_bit(RESET_ACTIVE, &base_vha->dpc_flags);
3334 /* Retry each device up to login retry count */
3335 if ((test_and_clear_bit(RELOGIN_NEEDED,
3336 &base_vha->dpc_flags)) &&
3337 !test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags) &&
3338 atomic_read(&base_vha->loop_state) != LOOP_DOWN) {
3340 DEBUG(printk("scsi(%ld): qla2x00_port_login()\n",
3341 base_vha->host_no));
3342 qla2x00_relogin(base_vha);
3344 DEBUG(printk("scsi(%ld): qla2x00_port_login - end\n",
3345 base_vha->host_no));
3348 if (test_and_clear_bit(LOOP_RESYNC_NEEDED,
3349 &base_vha->dpc_flags)) {
3351 DEBUG(printk("scsi(%ld): qla2x00_loop_resync()\n",
3352 base_vha->host_no));
3354 if (!(test_and_set_bit(LOOP_RESYNC_ACTIVE,
3355 &base_vha->dpc_flags))) {
3357 rval = qla2x00_loop_resync(base_vha);
3359 clear_bit(LOOP_RESYNC_ACTIVE,
3360 &base_vha->dpc_flags);
3363 DEBUG(printk("scsi(%ld): qla2x00_loop_resync - end\n",
3364 base_vha->host_no));
3367 if (test_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags) &&
3368 atomic_read(&base_vha->loop_state) == LOOP_READY) {
3369 clear_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags);
3370 qla2xxx_flash_npiv_conf(base_vha);
3373 if (!ha->interrupts_on)
3374 ha->isp_ops->enable_intrs(ha);
3376 if (test_and_clear_bit(BEACON_BLINK_NEEDED,
3377 &base_vha->dpc_flags))
3378 ha->isp_ops->beacon_blink(base_vha);
3380 qla2x00_do_dpc_all_vps(base_vha);
3383 } /* End of while(1) */
3385 DEBUG(printk("scsi(%ld): DPC handler exiting\n", base_vha->host_no));
3388 * Make sure that nobody tries to wake us up again.
3392 /* Cleanup any residual CTX SRBs. */
3393 qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16);
3399 qla2xxx_wake_dpc(struct scsi_qla_host *vha)
3401 struct qla_hw_data *ha = vha->hw;
3402 struct task_struct *t = ha->dpc_thread;
3404 if (!test_bit(UNLOADING, &vha->dpc_flags) && t)
3410 * Processes asynchronous reset.
3413 * ha = adapter block pointer.
3416 qla2x00_rst_aen(scsi_qla_host_t *vha)
3418 if (vha->flags.online && !vha->flags.reset_active &&
3419 !atomic_read(&vha->loop_down_timer) &&
3420 !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))) {
3422 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
3425 * Issue marker command only when we are going to start
3428 vha->marker_needed = 1;
3429 } while (!atomic_read(&vha->loop_down_timer) &&
3430 (test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags)));
3435 qla2x00_sp_free_dma(srb_t *sp)
3437 struct scsi_cmnd *cmd = sp->cmd;
3438 struct qla_hw_data *ha = sp->fcport->vha->hw;
3440 if (sp->flags & SRB_DMA_VALID) {
3441 scsi_dma_unmap(cmd);
3442 sp->flags &= ~SRB_DMA_VALID;
3445 if (sp->flags & SRB_CRC_PROT_DMA_VALID) {
3446 dma_unmap_sg(&ha->pdev->dev, scsi_prot_sglist(cmd),
3447 scsi_prot_sg_count(cmd), cmd->sc_data_direction);
3448 sp->flags &= ~SRB_CRC_PROT_DMA_VALID;
3451 if (sp->flags & SRB_CRC_CTX_DSD_VALID) {
3452 /* List assured to be having elements */
3453 qla2x00_clean_dsd_pool(ha, sp);
3454 sp->flags &= ~SRB_CRC_CTX_DSD_VALID;
3457 if (sp->flags & SRB_CRC_CTX_DMA_VALID) {
3458 dma_pool_free(ha->dl_dma_pool, sp->ctx,
3459 ((struct crc_context *)sp->ctx)->crc_ctx_dma);
3460 sp->flags &= ~SRB_CRC_CTX_DMA_VALID;
3467 qla2x00_sp_compl(struct qla_hw_data *ha, srb_t *sp)
3469 struct scsi_cmnd *cmd = sp->cmd;
3471 qla2x00_sp_free_dma(sp);
3473 if (sp->flags & SRB_FCP_CMND_DMA_VALID) {
3474 struct ct6_dsd *ctx = sp->ctx;
3475 dma_pool_free(ha->fcp_cmnd_dma_pool, ctx->fcp_cmnd,
3477 list_splice(&ctx->dsd_list, &ha->gbl_dsd_list);
3478 ha->gbl_dsd_inuse -= ctx->dsd_use_cnt;
3479 ha->gbl_dsd_avail += ctx->dsd_use_cnt;
3480 mempool_free(sp->ctx, ha->ctx_mempool);
3484 mempool_free(sp, ha->srb_mempool);
3485 cmd->scsi_done(cmd);
3488 /**************************************************************************
3494 * Context: Interrupt
3495 ***************************************************************************/
3497 qla2x00_timer(scsi_qla_host_t *vha)
3499 unsigned long cpu_flags = 0;
3506 struct qla_hw_data *ha = vha->hw;
3507 struct req_que *req;
3510 qla82xx_watchdog(vha);
3512 /* Hardware read to raise pending EEH errors during mailbox waits. */
3513 if (!pci_channel_offline(ha->pdev))
3514 pci_read_config_word(ha->pdev, PCI_VENDOR_ID, &w);
3516 * Ports - Port down timer.
3518 * Whenever, a port is in the LOST state we start decrementing its port
3519 * down timer every second until it reaches zero. Once it reaches zero
3520 * the port it marked DEAD.
3523 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3524 if (fcport->port_type != FCT_TARGET)
3527 if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) {
3529 if (atomic_read(&fcport->port_down_timer) == 0)
3532 if (atomic_dec_and_test(&fcport->port_down_timer) != 0)
3533 atomic_set(&fcport->state, FCS_DEVICE_DEAD);
3535 DEBUG(printk("scsi(%ld): fcport-%d - port retry count: "
3538 t, atomic_read(&fcport->port_down_timer)));
3541 } /* End of for fcport */
3544 /* Loop down handler. */
3545 if (atomic_read(&vha->loop_down_timer) > 0 &&
3546 !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))
3547 && vha->flags.online) {
3549 if (atomic_read(&vha->loop_down_timer) ==
3550 vha->loop_down_abort_time) {
3552 DEBUG(printk("scsi(%ld): Loop Down - aborting the "
3553 "queues before time expire\n",
3556 if (!IS_QLA2100(ha) && vha->link_down_timeout)
3557 atomic_set(&vha->loop_state, LOOP_DEAD);
3560 * Schedule an ISP abort to return any FCP2-device
3563 /* NPIV - scan physical port only */
3565 spin_lock_irqsave(&ha->hardware_lock,
3567 req = ha->req_q_map[0];
3569 index < MAX_OUTSTANDING_COMMANDS;
3573 sp = req->outstanding_cmds[index];
3576 if (sp->ctx && !IS_PROT_IO(sp))
3579 if (!(sfcp->flags & FCF_FCP2_DEVICE))
3582 set_bit(ISP_ABORT_NEEDED,
3586 spin_unlock_irqrestore(&ha->hardware_lock,
3592 /* if the loop has been down for 4 minutes, reinit adapter */
3593 if (atomic_dec_and_test(&vha->loop_down_timer) != 0) {
3594 if (!(vha->device_flags & DFLG_NO_CABLE)) {
3595 DEBUG(printk("scsi(%ld): Loop down - "
3598 qla_printk(KERN_WARNING, ha,
3599 "Loop down - aborting ISP.\n");
3601 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
3604 DEBUG3(printk("scsi(%ld): Loop Down - seconds remaining %d\n",
3606 atomic_read(&vha->loop_down_timer)));
3609 /* Check if beacon LED needs to be blinked */
3610 if (ha->beacon_blink_led == 1) {
3611 set_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags);
3615 /* Process any deferred work. */
3616 if (!list_empty(&vha->work_list))
3619 /* Schedule the DPC routine if needed */
3620 if ((test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
3621 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags) ||
3622 test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags) ||
3624 test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags) ||
3625 test_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags) ||
3626 test_bit(ISP_UNRECOVERABLE, &vha->dpc_flags) ||
3627 test_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags) ||
3628 test_bit(VP_DPC_NEEDED, &vha->dpc_flags) ||
3629 test_bit(RELOGIN_NEEDED, &vha->dpc_flags)))
3630 qla2xxx_wake_dpc(vha);
3632 qla2x00_restart_timer(vha, WATCH_INTERVAL);
3635 /* Firmware interface routines. */
3638 #define FW_ISP21XX 0
3639 #define FW_ISP22XX 1
3640 #define FW_ISP2300 2
3641 #define FW_ISP2322 3
3642 #define FW_ISP24XX 4
3643 #define FW_ISP25XX 5
3644 #define FW_ISP81XX 6
3645 #define FW_ISP82XX 7
3647 #define FW_FILE_ISP21XX "ql2100_fw.bin"
3648 #define FW_FILE_ISP22XX "ql2200_fw.bin"
3649 #define FW_FILE_ISP2300 "ql2300_fw.bin"
3650 #define FW_FILE_ISP2322 "ql2322_fw.bin"
3651 #define FW_FILE_ISP24XX "ql2400_fw.bin"
3652 #define FW_FILE_ISP25XX "ql2500_fw.bin"
3653 #define FW_FILE_ISP81XX "ql8100_fw.bin"
3654 #define FW_FILE_ISP82XX "ql8200_fw.bin"
3656 static DEFINE_MUTEX(qla_fw_lock);
3658 static struct fw_blob qla_fw_blobs[FW_BLOBS] = {
3659 { .name = FW_FILE_ISP21XX, .segs = { 0x1000, 0 }, },
3660 { .name = FW_FILE_ISP22XX, .segs = { 0x1000, 0 }, },
3661 { .name = FW_FILE_ISP2300, .segs = { 0x800, 0 }, },
3662 { .name = FW_FILE_ISP2322, .segs = { 0x800, 0x1c000, 0x1e000, 0 }, },
3663 { .name = FW_FILE_ISP24XX, },
3664 { .name = FW_FILE_ISP25XX, },
3665 { .name = FW_FILE_ISP81XX, },
3666 { .name = FW_FILE_ISP82XX, },
3670 qla2x00_request_firmware(scsi_qla_host_t *vha)
3672 struct qla_hw_data *ha = vha->hw;
3673 struct fw_blob *blob;
3676 if (IS_QLA2100(ha)) {
3677 blob = &qla_fw_blobs[FW_ISP21XX];
3678 } else if (IS_QLA2200(ha)) {
3679 blob = &qla_fw_blobs[FW_ISP22XX];
3680 } else if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
3681 blob = &qla_fw_blobs[FW_ISP2300];
3682 } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) {
3683 blob = &qla_fw_blobs[FW_ISP2322];
3684 } else if (IS_QLA24XX_TYPE(ha)) {
3685 blob = &qla_fw_blobs[FW_ISP24XX];
3686 } else if (IS_QLA25XX(ha)) {
3687 blob = &qla_fw_blobs[FW_ISP25XX];
3688 } else if (IS_QLA81XX(ha)) {
3689 blob = &qla_fw_blobs[FW_ISP81XX];
3690 } else if (IS_QLA82XX(ha)) {
3691 blob = &qla_fw_blobs[FW_ISP82XX];
3694 mutex_lock(&qla_fw_lock);
3698 if (request_firmware(&blob->fw, blob->name, &ha->pdev->dev)) {
3699 DEBUG2(printk("scsi(%ld): Failed to load firmware image "
3700 "(%s).\n", vha->host_no, blob->name));
3707 mutex_unlock(&qla_fw_lock);
3712 qla2x00_release_firmware(void)
3716 mutex_lock(&qla_fw_lock);
3717 for (idx = 0; idx < FW_BLOBS; idx++)
3718 if (qla_fw_blobs[idx].fw)
3719 release_firmware(qla_fw_blobs[idx].fw);
3720 mutex_unlock(&qla_fw_lock);
3723 static pci_ers_result_t
3724 qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
3726 scsi_qla_host_t *vha = pci_get_drvdata(pdev);
3727 struct qla_hw_data *ha = vha->hw;
3729 DEBUG2(qla_printk(KERN_WARNING, ha, "error_detected:state %x\n",
3733 case pci_channel_io_normal:
3734 ha->flags.eeh_busy = 0;
3735 return PCI_ERS_RESULT_CAN_RECOVER;
3736 case pci_channel_io_frozen:
3737 ha->flags.eeh_busy = 1;
3738 qla2x00_free_irqs(vha);
3739 pci_disable_device(pdev);
3740 return PCI_ERS_RESULT_NEED_RESET;
3741 case pci_channel_io_perm_failure:
3742 ha->flags.pci_channel_io_perm_failure = 1;
3743 qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16);
3744 return PCI_ERS_RESULT_DISCONNECT;
3746 return PCI_ERS_RESULT_NEED_RESET;
3749 static pci_ers_result_t
3750 qla2xxx_pci_mmio_enabled(struct pci_dev *pdev)
3752 int risc_paused = 0;
3754 unsigned long flags;
3755 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
3756 struct qla_hw_data *ha = base_vha->hw;
3757 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
3758 struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24;
3760 spin_lock_irqsave(&ha->hardware_lock, flags);
3761 if (IS_QLA2100(ha) || IS_QLA2200(ha)){
3762 stat = RD_REG_DWORD(®->hccr);
3763 if (stat & HCCR_RISC_PAUSE)
3765 } else if (IS_QLA23XX(ha)) {
3766 stat = RD_REG_DWORD(®->u.isp2300.host_status);
3767 if (stat & HSR_RISC_PAUSED)
3769 } else if (IS_FWI2_CAPABLE(ha)) {
3770 stat = RD_REG_DWORD(®24->host_status);
3771 if (stat & HSRX_RISC_PAUSED)
3774 spin_unlock_irqrestore(&ha->hardware_lock, flags);
3777 qla_printk(KERN_INFO, ha, "RISC paused -- mmio_enabled, "
3778 "Dumping firmware!\n");
3779 ha->isp_ops->fw_dump(base_vha, 0);
3781 return PCI_ERS_RESULT_NEED_RESET;
3783 return PCI_ERS_RESULT_RECOVERED;
3786 static pci_ers_result_t
3787 qla2xxx_pci_slot_reset(struct pci_dev *pdev)
3789 pci_ers_result_t ret = PCI_ERS_RESULT_DISCONNECT;
3790 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
3791 struct qla_hw_data *ha = base_vha->hw;
3792 struct rsp_que *rsp;
3793 int rc, retries = 10;
3795 DEBUG17(qla_printk(KERN_WARNING, ha, "slot_reset\n"));
3797 /* Workaround: qla2xxx driver which access hardware earlier
3798 * needs error state to be pci_channel_io_online.
3799 * Otherwise mailbox command timesout.
3801 pdev->error_state = pci_channel_io_normal;
3803 pci_restore_state(pdev);
3805 /* pci_restore_state() clears the saved_state flag of the device
3806 * save restored state which resets saved_state flag
3808 pci_save_state(pdev);
3811 rc = pci_enable_device_mem(pdev);
3813 rc = pci_enable_device(pdev);
3816 qla_printk(KERN_WARNING, ha,
3817 "Can't re-enable PCI device after reset.\n");
3821 rsp = ha->rsp_q_map[0];
3822 if (qla2x00_request_irqs(ha, rsp))
3825 if (ha->isp_ops->pci_config(base_vha))
3828 while (ha->flags.mbox_busy && retries--)
3831 set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
3832 if (ha->isp_ops->abort_isp(base_vha) == QLA_SUCCESS)
3833 ret = PCI_ERS_RESULT_RECOVERED;
3834 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
3837 DEBUG17(qla_printk(KERN_WARNING, ha,
3838 "slot_reset-return:ret=%x\n", ret));
3844 qla2xxx_pci_resume(struct pci_dev *pdev)
3846 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
3847 struct qla_hw_data *ha = base_vha->hw;
3850 DEBUG17(qla_printk(KERN_WARNING, ha, "pci_resume\n"));
3852 ret = qla2x00_wait_for_hba_online(base_vha);
3853 if (ret != QLA_SUCCESS) {
3854 qla_printk(KERN_ERR, ha,
3855 "the device failed to resume I/O "
3856 "from slot/link_reset");
3859 pci_cleanup_aer_uncorrect_error_status(pdev);
3861 ha->flags.eeh_busy = 0;
3864 static struct pci_error_handlers qla2xxx_err_handler = {
3865 .error_detected = qla2xxx_pci_error_detected,
3866 .mmio_enabled = qla2xxx_pci_mmio_enabled,
3867 .slot_reset = qla2xxx_pci_slot_reset,
3868 .resume = qla2xxx_pci_resume,
3871 static struct pci_device_id qla2xxx_pci_tbl[] = {
3872 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2100) },
3873 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2200) },
3874 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2300) },
3875 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2312) },
3876 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2322) },
3877 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6312) },
3878 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6322) },
3879 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2422) },
3880 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2432) },
3881 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8432) },
3882 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5422) },
3883 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5432) },
3884 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2532) },
3885 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8001) },
3886 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8021) },
3889 MODULE_DEVICE_TABLE(pci, qla2xxx_pci_tbl);
3891 static struct pci_driver qla2xxx_pci_driver = {
3892 .name = QLA2XXX_DRIVER_NAME,
3894 .owner = THIS_MODULE,
3896 .id_table = qla2xxx_pci_tbl,
3897 .probe = qla2x00_probe_one,
3898 .remove = qla2x00_remove_one,
3899 .err_handler = &qla2xxx_err_handler,
3902 static struct file_operations apidev_fops = {
3903 .owner = THIS_MODULE,
3907 * qla2x00_module_init - Module initialization.
3910 qla2x00_module_init(void)
3914 /* Allocate cache for SRBs. */
3915 srb_cachep = kmem_cache_create("qla2xxx_srbs", sizeof(srb_t), 0,
3916 SLAB_HWCACHE_ALIGN, NULL);
3917 if (srb_cachep == NULL) {
3919 "qla2xxx: Unable to allocate SRB cache...Failing load!\n");
3923 /* Derive version string. */
3924 strcpy(qla2x00_version_str, QLA2XXX_VERSION);
3925 if (ql2xextended_error_logging)
3926 strcat(qla2x00_version_str, "-debug");
3928 qla2xxx_transport_template =
3929 fc_attach_transport(&qla2xxx_transport_functions);
3930 if (!qla2xxx_transport_template) {
3931 kmem_cache_destroy(srb_cachep);
3935 apidev_major = register_chrdev(0, QLA2XXX_APIDEV, &apidev_fops);
3936 if (apidev_major < 0) {
3937 printk(KERN_WARNING "qla2xxx: Unable to register char device "
3938 "%s\n", QLA2XXX_APIDEV);
3941 qla2xxx_transport_vport_template =
3942 fc_attach_transport(&qla2xxx_transport_vport_functions);
3943 if (!qla2xxx_transport_vport_template) {
3944 kmem_cache_destroy(srb_cachep);
3945 fc_release_transport(qla2xxx_transport_template);
3949 printk(KERN_INFO "QLogic Fibre Channel HBA Driver: %s\n",
3950 qla2x00_version_str);
3951 ret = pci_register_driver(&qla2xxx_pci_driver);
3953 kmem_cache_destroy(srb_cachep);
3954 fc_release_transport(qla2xxx_transport_template);
3955 fc_release_transport(qla2xxx_transport_vport_template);
3961 * qla2x00_module_exit - Module cleanup.
3964 qla2x00_module_exit(void)
3966 unregister_chrdev(apidev_major, QLA2XXX_APIDEV);
3967 pci_unregister_driver(&qla2xxx_pci_driver);
3968 qla2x00_release_firmware();
3969 kmem_cache_destroy(srb_cachep);
3971 kmem_cache_destroy(ctx_cachep);
3972 fc_release_transport(qla2xxx_transport_template);
3973 fc_release_transport(qla2xxx_transport_vport_template);
3976 module_init(qla2x00_module_init);
3977 module_exit(qla2x00_module_exit);
3979 MODULE_AUTHOR("QLogic Corporation");
3980 MODULE_DESCRIPTION("QLogic Fibre Channel HBA Driver");
3981 MODULE_LICENSE("GPL");
3982 MODULE_VERSION(QLA2XXX_VERSION);
3983 MODULE_FIRMWARE(FW_FILE_ISP21XX);
3984 MODULE_FIRMWARE(FW_FILE_ISP22XX);
3985 MODULE_FIRMWARE(FW_FILE_ISP2300);
3986 MODULE_FIRMWARE(FW_FILE_ISP2322);
3987 MODULE_FIRMWARE(FW_FILE_ISP24XX);
3988 MODULE_FIRMWARE(FW_FILE_ISP25XX);