2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2010 QLogic Corporation
5 * See LICENSE.qla2xxx for copyright and licensing details.
9 #include <linux/moduleparam.h>
10 #include <linux/vmalloc.h>
11 #include <linux/delay.h>
12 #include <linux/kthread.h>
13 #include <linux/mutex.h>
14 #include <linux/kobject.h>
15 #include <linux/slab.h>
17 #include <scsi/scsi_tcq.h>
18 #include <scsi/scsicam.h>
19 #include <scsi/scsi_transport.h>
20 #include <scsi/scsi_transport_fc.h>
25 char qla2x00_version_str[40];
27 static int apidev_major;
30 * SRB allocation cache
32 static struct kmem_cache *srb_cachep;
35 * CT6 CTX allocation cache
37 static struct kmem_cache *ctx_cachep;
39 int ql2xlogintimeout = 20;
40 module_param(ql2xlogintimeout, int, S_IRUGO|S_IRUSR);
41 MODULE_PARM_DESC(ql2xlogintimeout,
42 "Login timeout value in seconds.");
44 int qlport_down_retry;
45 module_param(qlport_down_retry, int, S_IRUGO|S_IRUSR);
46 MODULE_PARM_DESC(qlport_down_retry,
47 "Maximum number of command retries to a port that returns "
48 "a PORT-DOWN status.");
50 int ql2xplogiabsentdevice;
51 module_param(ql2xplogiabsentdevice, int, S_IRUGO|S_IWUSR);
52 MODULE_PARM_DESC(ql2xplogiabsentdevice,
53 "Option to enable PLOGI to devices that are not present after "
54 "a Fabric scan. This is needed for several broken switches. "
55 "Default is 0 - no PLOGI. 1 - perfom PLOGI.");
57 int ql2xloginretrycount = 0;
58 module_param(ql2xloginretrycount, int, S_IRUGO|S_IRUSR);
59 MODULE_PARM_DESC(ql2xloginretrycount,
60 "Specify an alternate value for the NVRAM login retry count.");
62 int ql2xallocfwdump = 1;
63 module_param(ql2xallocfwdump, int, S_IRUGO|S_IRUSR);
64 MODULE_PARM_DESC(ql2xallocfwdump,
65 "Option to enable allocation of memory for a firmware dump "
66 "during HBA initialization. Memory allocation requirements "
67 "vary by ISP type. Default is 1 - allocate memory.");
69 int ql2xextended_error_logging;
70 module_param(ql2xextended_error_logging, int, S_IRUGO|S_IWUSR);
71 MODULE_PARM_DESC(ql2xextended_error_logging,
72 "Option to enable extended error logging, "
73 "Default is 0 - no logging. 1 - log errors.");
75 int ql2xshiftctondsd = 6;
76 module_param(ql2xshiftctondsd, int, S_IRUGO|S_IRUSR);
77 MODULE_PARM_DESC(ql2xshiftctondsd,
78 "Set to control shifting of command type processing "
79 "based on total number of SG elements.");
81 static void qla2x00_free_device(scsi_qla_host_t *);
84 module_param(ql2xfdmienable, int, S_IRUGO|S_IRUSR);
85 MODULE_PARM_DESC(ql2xfdmienable,
86 "Enables FDMI registrations. "
87 "0 - no FDMI. Default is 1 - perform FDMI.");
89 #define MAX_Q_DEPTH 32
90 static int ql2xmaxqdepth = MAX_Q_DEPTH;
91 module_param(ql2xmaxqdepth, int, S_IRUGO|S_IWUSR);
92 MODULE_PARM_DESC(ql2xmaxqdepth,
93 "Maximum queue depth to report for target devices.");
95 /* Do not change the value of this after module load */
96 int ql2xenabledif = 1;
97 module_param(ql2xenabledif, int, S_IRUGO|S_IWUSR);
98 MODULE_PARM_DESC(ql2xenabledif,
99 " Enable T10-CRC-DIF "
100 " Default is 0 - No DIF Support. 1 - Enable it");
102 int ql2xenablehba_err_chk;
103 module_param(ql2xenablehba_err_chk, int, S_IRUGO|S_IWUSR);
104 MODULE_PARM_DESC(ql2xenablehba_err_chk,
105 " Enable T10-CRC-DIF Error isolation by HBA"
106 " Default is 0 - Error isolation disabled, 1 - Enable it");
108 int ql2xiidmaenable=1;
109 module_param(ql2xiidmaenable, int, S_IRUGO|S_IRUSR);
110 MODULE_PARM_DESC(ql2xiidmaenable,
111 "Enables iIDMA settings "
112 "Default is 1 - perform iIDMA. 0 - no iIDMA.");
114 int ql2xmaxqueues = 1;
115 module_param(ql2xmaxqueues, int, S_IRUGO|S_IRUSR);
116 MODULE_PARM_DESC(ql2xmaxqueues,
117 "Enables MQ settings "
118 "Default is 1 for single queue. Set it to number "
119 "of queues in MQ mode.");
121 int ql2xmultique_tag;
122 module_param(ql2xmultique_tag, int, S_IRUGO|S_IRUSR);
123 MODULE_PARM_DESC(ql2xmultique_tag,
124 "Enables CPU affinity settings for the driver "
125 "Default is 0 for no affinity of request and response IO. "
126 "Set it to 1 to turn on the cpu affinity.");
129 module_param(ql2xfwloadbin, int, S_IRUGO|S_IRUSR);
130 MODULE_PARM_DESC(ql2xfwloadbin,
131 "Option to specify location from which to load ISP firmware:\n"
132 " 2 -- load firmware via the request_firmware() (hotplug)\n"
134 " 1 -- load firmware from flash.\n"
135 " 0 -- use default semantics.\n");
138 module_param(ql2xetsenable, int, S_IRUGO|S_IRUSR);
139 MODULE_PARM_DESC(ql2xetsenable,
140 "Enables firmware ETS burst."
141 "Default is 0 - skip ETS enablement.");
144 module_param(ql2xdbwr, int, S_IRUGO|S_IRUSR);
145 MODULE_PARM_DESC(ql2xdbwr,
146 "Option to specify scheme for request queue posting\n"
147 " 0 -- Regular doorbell.\n"
148 " 1 -- CAMRAM doorbell (faster).\n");
150 int ql2xdontresethba;
151 module_param(ql2xdontresethba, int, S_IRUGO|S_IRUSR);
152 MODULE_PARM_DESC(ql2xdontresethba,
153 "Option to specify reset behaviour\n"
154 " 0 (Default) -- Reset on failure.\n"
155 " 1 -- Do not reset on failure.\n");
157 int ql2xtargetreset = 1;
158 module_param(ql2xtargetreset, int, S_IRUGO|S_IRUSR);
159 MODULE_PARM_DESC(ql2xtargetreset,
160 "Enable target reset."
161 "Default is 1 - use hw defaults.");
164 module_param(ql2xgffidenable, int, S_IRUGO|S_IRUSR);
165 MODULE_PARM_DESC(ql2xgffidenable,
166 "Enables GFF_ID checks of port type. "
167 "Default is 0 - Do not use GFF_ID information.");
169 int ql2xasynctmfenable;
170 module_param(ql2xasynctmfenable, int, S_IRUGO|S_IRUSR);
171 MODULE_PARM_DESC(ql2xasynctmfenable,
172 "Enables issue of TM IOCBs asynchronously via IOCB mechanism"
173 "Default is 0 - Issue TM IOCBs via mailbox mechanism.");
175 * SCSI host template entry points
177 static int qla2xxx_slave_configure(struct scsi_device * device);
178 static int qla2xxx_slave_alloc(struct scsi_device *);
179 static int qla2xxx_scan_finished(struct Scsi_Host *, unsigned long time);
180 static void qla2xxx_scan_start(struct Scsi_Host *);
181 static void qla2xxx_slave_destroy(struct scsi_device *);
182 static int qla2xxx_queuecommand(struct scsi_cmnd *cmd,
183 void (*fn)(struct scsi_cmnd *));
184 static int qla2xxx_eh_abort(struct scsi_cmnd *);
185 static int qla2xxx_eh_device_reset(struct scsi_cmnd *);
186 static int qla2xxx_eh_target_reset(struct scsi_cmnd *);
187 static int qla2xxx_eh_bus_reset(struct scsi_cmnd *);
188 static int qla2xxx_eh_host_reset(struct scsi_cmnd *);
190 static int qla2x00_change_queue_depth(struct scsi_device *, int, int);
191 static int qla2x00_change_queue_type(struct scsi_device *, int);
193 struct scsi_host_template qla2xxx_driver_template = {
194 .module = THIS_MODULE,
195 .name = QLA2XXX_DRIVER_NAME,
196 .queuecommand = qla2xxx_queuecommand,
198 .eh_abort_handler = qla2xxx_eh_abort,
199 .eh_device_reset_handler = qla2xxx_eh_device_reset,
200 .eh_target_reset_handler = qla2xxx_eh_target_reset,
201 .eh_bus_reset_handler = qla2xxx_eh_bus_reset,
202 .eh_host_reset_handler = qla2xxx_eh_host_reset,
204 .slave_configure = qla2xxx_slave_configure,
206 .slave_alloc = qla2xxx_slave_alloc,
207 .slave_destroy = qla2xxx_slave_destroy,
208 .scan_finished = qla2xxx_scan_finished,
209 .scan_start = qla2xxx_scan_start,
210 .change_queue_depth = qla2x00_change_queue_depth,
211 .change_queue_type = qla2x00_change_queue_type,
214 .use_clustering = ENABLE_CLUSTERING,
215 .sg_tablesize = SG_ALL,
217 .max_sectors = 0xFFFF,
218 .shost_attrs = qla2x00_host_attrs,
221 static struct scsi_transport_template *qla2xxx_transport_template = NULL;
222 struct scsi_transport_template *qla2xxx_transport_vport_template = NULL;
224 /* TODO Convert to inlines
230 qla2x00_start_timer(scsi_qla_host_t *vha, void *func, unsigned long interval)
232 init_timer(&vha->timer);
233 vha->timer.expires = jiffies + interval * HZ;
234 vha->timer.data = (unsigned long)vha;
235 vha->timer.function = (void (*)(unsigned long))func;
236 add_timer(&vha->timer);
237 vha->timer_active = 1;
241 qla2x00_restart_timer(scsi_qla_host_t *vha, unsigned long interval)
243 /* Currently used for 82XX only. */
244 if (vha->device_flags & DFLG_DEV_FAILED)
247 mod_timer(&vha->timer, jiffies + interval * HZ);
250 static __inline__ void
251 qla2x00_stop_timer(scsi_qla_host_t *vha)
253 del_timer_sync(&vha->timer);
254 vha->timer_active = 0;
257 static int qla2x00_do_dpc(void *data);
259 static void qla2x00_rst_aen(scsi_qla_host_t *);
261 static int qla2x00_mem_alloc(struct qla_hw_data *, uint16_t, uint16_t,
262 struct req_que **, struct rsp_que **);
263 static void qla2x00_free_fw_dump(struct qla_hw_data *);
264 static void qla2x00_mem_free(struct qla_hw_data *);
265 static void qla2x00_sp_free_dma(srb_t *);
267 /* -------------------------------------------------------------------------- */
268 static int qla2x00_alloc_queues(struct qla_hw_data *ha)
270 ha->req_q_map = kzalloc(sizeof(struct req_que *) * ha->max_req_queues,
272 if (!ha->req_q_map) {
273 qla_printk(KERN_WARNING, ha,
274 "Unable to allocate memory for request queue ptrs\n");
278 ha->rsp_q_map = kzalloc(sizeof(struct rsp_que *) * ha->max_rsp_queues,
280 if (!ha->rsp_q_map) {
281 qla_printk(KERN_WARNING, ha,
282 "Unable to allocate memory for response queue ptrs\n");
285 set_bit(0, ha->rsp_qid_map);
286 set_bit(0, ha->req_qid_map);
290 kfree(ha->req_q_map);
291 ha->req_q_map = NULL;
296 static void qla2x00_free_req_que(struct qla_hw_data *ha, struct req_que *req)
298 if (req && req->ring)
299 dma_free_coherent(&ha->pdev->dev,
300 (req->length + 1) * sizeof(request_t),
301 req->ring, req->dma);
307 static void qla2x00_free_rsp_que(struct qla_hw_data *ha, struct rsp_que *rsp)
309 if (rsp && rsp->ring)
310 dma_free_coherent(&ha->pdev->dev,
311 (rsp->length + 1) * sizeof(response_t),
312 rsp->ring, rsp->dma);
318 static void qla2x00_free_queues(struct qla_hw_data *ha)
324 for (cnt = 0; cnt < ha->max_req_queues; cnt++) {
325 req = ha->req_q_map[cnt];
326 qla2x00_free_req_que(ha, req);
328 kfree(ha->req_q_map);
329 ha->req_q_map = NULL;
331 for (cnt = 0; cnt < ha->max_rsp_queues; cnt++) {
332 rsp = ha->rsp_q_map[cnt];
333 qla2x00_free_rsp_que(ha, rsp);
335 kfree(ha->rsp_q_map);
336 ha->rsp_q_map = NULL;
339 static int qla25xx_setup_mode(struct scsi_qla_host *vha)
341 uint16_t options = 0;
343 struct qla_hw_data *ha = vha->hw;
345 if (!(ha->fw_attributes & BIT_6)) {
346 qla_printk(KERN_INFO, ha,
347 "Firmware is not multi-queue capable\n");
350 if (ql2xmultique_tag) {
351 /* create a request queue for IO */
353 req = qla25xx_create_req_que(ha, options, 0, 0, -1,
354 QLA_DEFAULT_QUE_QOS);
356 qla_printk(KERN_WARNING, ha,
357 "Can't create request queue\n");
360 ha->wq = create_workqueue("qla2xxx_wq");
361 vha->req = ha->req_q_map[req];
363 for (ques = 1; ques < ha->max_rsp_queues; ques++) {
364 ret = qla25xx_create_rsp_que(ha, options, 0, 0, req);
366 qla_printk(KERN_WARNING, ha,
367 "Response Queue create failed\n");
371 ha->flags.cpu_affinity_enabled = 1;
373 DEBUG2(qla_printk(KERN_INFO, ha,
374 "CPU affinity mode enabled, no. of response"
375 " queues:%d, no. of request queues:%d\n",
376 ha->max_rsp_queues, ha->max_req_queues));
380 qla25xx_delete_queues(vha);
381 destroy_workqueue(ha->wq);
385 kfree(ha->req_q_map);
386 kfree(ha->rsp_q_map);
387 ha->max_req_queues = ha->max_rsp_queues = 1;
392 qla2x00_pci_info_str(struct scsi_qla_host *vha, char *str)
394 struct qla_hw_data *ha = vha->hw;
395 static char *pci_bus_modes[] = {
396 "33", "66", "100", "133",
401 pci_bus = (ha->pci_attr & (BIT_9 | BIT_10)) >> 9;
404 strcat(str, pci_bus_modes[pci_bus]);
406 pci_bus = (ha->pci_attr & BIT_8) >> 8;
408 strcat(str, pci_bus_modes[pci_bus]);
410 strcat(str, " MHz)");
416 qla24xx_pci_info_str(struct scsi_qla_host *vha, char *str)
418 static char *pci_bus_modes[] = { "33", "66", "100", "133", };
419 struct qla_hw_data *ha = vha->hw;
423 pcie_reg = pci_find_capability(ha->pdev, PCI_CAP_ID_EXP);
426 uint16_t pcie_lstat, lspeed, lwidth;
429 pci_read_config_word(ha->pdev, pcie_reg, &pcie_lstat);
430 lspeed = pcie_lstat & (BIT_0 | BIT_1 | BIT_2 | BIT_3);
431 lwidth = (pcie_lstat &
432 (BIT_4 | BIT_5 | BIT_6 | BIT_7 | BIT_8 | BIT_9)) >> 4;
434 strcpy(str, "PCIe (");
436 strcat(str, "2.5GT/s ");
437 else if (lspeed == 2)
438 strcat(str, "5.0GT/s ");
440 strcat(str, "<unknown> ");
441 snprintf(lwstr, sizeof(lwstr), "x%d)", lwidth);
448 pci_bus = (ha->pci_attr & CSRX_PCIX_BUS_MODE_MASK) >> 8;
449 if (pci_bus == 0 || pci_bus == 8) {
451 strcat(str, pci_bus_modes[pci_bus >> 3]);
455 strcat(str, "Mode 2");
457 strcat(str, "Mode 1");
459 strcat(str, pci_bus_modes[pci_bus & ~BIT_2]);
461 strcat(str, " MHz)");
467 qla2x00_fw_version_str(struct scsi_qla_host *vha, char *str)
470 struct qla_hw_data *ha = vha->hw;
472 sprintf(str, "%d.%02d.%02d ", ha->fw_major_version,
473 ha->fw_minor_version,
474 ha->fw_subminor_version);
476 if (ha->fw_attributes & BIT_9) {
481 switch (ha->fw_attributes & 0xFF) {
495 sprintf(un_str, "(%x)", ha->fw_attributes);
499 if (ha->fw_attributes & 0x100)
506 qla24xx_fw_version_str(struct scsi_qla_host *vha, char *str)
508 struct qla_hw_data *ha = vha->hw;
510 sprintf(str, "%d.%02d.%02d (%x)", ha->fw_major_version,
511 ha->fw_minor_version, ha->fw_subminor_version, ha->fw_attributes);
515 static inline srb_t *
516 qla2x00_get_new_sp(scsi_qla_host_t *vha, fc_port_t *fcport,
517 struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
520 struct qla_hw_data *ha = vha->hw;
522 sp = mempool_alloc(ha->srb_mempool, GFP_ATOMIC);
526 atomic_set(&sp->ref_count, 1);
530 CMD_SP(cmd) = (void *)sp;
531 cmd->scsi_done = done;
538 qla2xxx_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
540 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
541 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
542 struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device));
543 struct qla_hw_data *ha = vha->hw;
544 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
548 if (ha->flags.eeh_busy) {
549 if (ha->flags.pci_channel_io_perm_failure)
550 cmd->result = DID_NO_CONNECT << 16;
552 cmd->result = DID_REQUEUE << 16;
553 goto qc24_fail_command;
556 rval = fc_remote_port_chkready(rport);
559 goto qc24_fail_command;
562 /* Close window on fcport/rport state-transitioning. */
564 goto qc24_target_busy;
566 if (!vha->flags.difdix_supported &&
567 scsi_get_prot_op(cmd) != SCSI_PROT_NORMAL) {
568 DEBUG2(qla_printk(KERN_ERR, ha,
569 "DIF Cap Not Reg, fail DIF capable cmd's:%x\n",
571 cmd->result = DID_NO_CONNECT << 16;
572 goto qc24_fail_command;
574 if (atomic_read(&fcport->state) != FCS_ONLINE) {
575 if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD ||
576 atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
577 cmd->result = DID_NO_CONNECT << 16;
578 goto qc24_fail_command;
580 goto qc24_target_busy;
583 spin_unlock_irq(vha->host->host_lock);
585 sp = qla2x00_get_new_sp(base_vha, fcport, cmd, done);
587 goto qc24_host_busy_lock;
589 rval = ha->isp_ops->start_scsi(sp);
590 if (rval != QLA_SUCCESS)
591 goto qc24_host_busy_free_sp;
593 spin_lock_irq(vha->host->host_lock);
597 qc24_host_busy_free_sp:
598 qla2x00_sp_free_dma(sp);
599 mempool_free(sp, ha->srb_mempool);
602 spin_lock_irq(vha->host->host_lock);
603 return SCSI_MLQUEUE_HOST_BUSY;
606 return SCSI_MLQUEUE_TARGET_BUSY;
616 * qla2x00_eh_wait_on_command
617 * Waits for the command to be returned by the Firmware for some
621 * cmd = Scsi Command to wait on.
628 qla2x00_eh_wait_on_command(struct scsi_cmnd *cmd)
630 #define ABORT_POLLING_PERIOD 1000
631 #define ABORT_WAIT_ITER ((10 * 1000) / (ABORT_POLLING_PERIOD))
632 unsigned long wait_iter = ABORT_WAIT_ITER;
633 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
634 struct qla_hw_data *ha = vha->hw;
635 int ret = QLA_SUCCESS;
637 if (unlikely(pci_channel_offline(ha->pdev)) || ha->flags.eeh_busy) {
638 DEBUG17(qla_printk(KERN_WARNING, ha, "return:eh_wait\n"));
642 while (CMD_SP(cmd) && wait_iter--) {
643 msleep(ABORT_POLLING_PERIOD);
646 ret = QLA_FUNCTION_FAILED;
652 * qla2x00_wait_for_hba_online
653 * Wait till the HBA is online after going through
654 * <= MAX_RETRIES_OF_ISP_ABORT or
655 * finally HBA is disabled ie marked offline
658 * ha - pointer to host adapter structure
661 * Does context switching-Release SPIN_LOCK
662 * (if any) before calling this routine.
665 * Success (Adapter is online) : 0
666 * Failed (Adapter is offline/disabled) : 1
669 qla2x00_wait_for_hba_online(scsi_qla_host_t *vha)
672 unsigned long wait_online;
673 struct qla_hw_data *ha = vha->hw;
674 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
676 wait_online = jiffies + (MAX_LOOP_TIMEOUT * HZ);
677 while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) ||
678 test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) ||
679 test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) ||
680 ha->dpc_active) && time_before(jiffies, wait_online)) {
684 if (base_vha->flags.online)
685 return_status = QLA_SUCCESS;
687 return_status = QLA_FUNCTION_FAILED;
689 return (return_status);
693 * qla2x00_wait_for_reset_ready
694 * Wait till the HBA is online after going through
695 * <= MAX_RETRIES_OF_ISP_ABORT or
696 * finally HBA is disabled ie marked offline or flash
697 * operations are in progress.
700 * ha - pointer to host adapter structure
703 * Does context switching-Release SPIN_LOCK
704 * (if any) before calling this routine.
707 * Success (Adapter is online/no flash ops) : 0
708 * Failed (Adapter is offline/disabled/flash ops in progress) : 1
711 qla2x00_wait_for_reset_ready(scsi_qla_host_t *vha)
714 unsigned long wait_online;
715 struct qla_hw_data *ha = vha->hw;
716 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
718 wait_online = jiffies + (MAX_LOOP_TIMEOUT * HZ);
719 while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) ||
720 test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) ||
721 test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) ||
722 ha->optrom_state != QLA_SWAITING ||
723 ha->dpc_active) && time_before(jiffies, wait_online))
726 if (base_vha->flags.online && ha->optrom_state == QLA_SWAITING)
727 return_status = QLA_SUCCESS;
729 return_status = QLA_FUNCTION_FAILED;
731 DEBUG2(printk("%s return_status=%d\n", __func__, return_status));
733 return return_status;
737 qla2x00_wait_for_chip_reset(scsi_qla_host_t *vha)
740 unsigned long wait_reset;
741 struct qla_hw_data *ha = vha->hw;
742 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
744 wait_reset = jiffies + (MAX_LOOP_TIMEOUT * HZ);
745 while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) ||
746 test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) ||
747 test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) ||
748 ha->dpc_active) && time_before(jiffies, wait_reset)) {
752 if (!test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags) &&
753 ha->flags.chip_reset_done)
756 if (ha->flags.chip_reset_done)
757 return_status = QLA_SUCCESS;
759 return_status = QLA_FUNCTION_FAILED;
761 return return_status;
765 * qla2x00_wait_for_loop_ready
766 * Wait for MAX_LOOP_TIMEOUT(5 min) value for loop
767 * to be in LOOP_READY state.
769 * ha - pointer to host adapter structure
772 * Does context switching-Release SPIN_LOCK
773 * (if any) before calling this routine.
777 * Success (LOOP_READY) : 0
778 * Failed (LOOP_NOT_READY) : 1
781 qla2x00_wait_for_loop_ready(scsi_qla_host_t *vha)
783 int return_status = QLA_SUCCESS;
784 unsigned long loop_timeout ;
785 struct qla_hw_data *ha = vha->hw;
786 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
788 /* wait for 5 min at the max for loop to be ready */
789 loop_timeout = jiffies + (MAX_LOOP_TIMEOUT * HZ);
791 while ((!atomic_read(&base_vha->loop_down_timer) &&
792 atomic_read(&base_vha->loop_state) == LOOP_DOWN) ||
793 atomic_read(&base_vha->loop_state) != LOOP_READY) {
794 if (atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
795 return_status = QLA_FUNCTION_FAILED;
799 if (time_after_eq(jiffies, loop_timeout)) {
800 return_status = QLA_FUNCTION_FAILED;
804 return (return_status);
808 sp_get(struct srb *sp)
810 atomic_inc(&sp->ref_count);
813 /**************************************************************************
817 * The abort function will abort the specified command.
820 * cmd = Linux SCSI command packet to be aborted.
823 * Either SUCCESS or FAILED.
826 * Only return FAILED if command not returned by firmware.
827 **************************************************************************/
829 qla2xxx_eh_abort(struct scsi_cmnd *cmd)
831 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
834 unsigned int id, lun;
837 struct qla_hw_data *ha = vha->hw;
839 fc_block_scsi_eh(cmd);
844 id = cmd->device->id;
845 lun = cmd->device->lun;
847 spin_lock_irqsave(&ha->hardware_lock, flags);
848 sp = (srb_t *) CMD_SP(cmd);
850 spin_unlock_irqrestore(&ha->hardware_lock, flags);
854 DEBUG2(printk("%s(%ld): aborting sp %p from RISC.",
855 __func__, vha->host_no, sp));
857 /* Get a reference to the sp and drop the lock.*/
860 spin_unlock_irqrestore(&ha->hardware_lock, flags);
861 if (ha->isp_ops->abort_command(sp)) {
862 DEBUG2(printk("%s(%ld): abort_command "
863 "mbx failed.\n", __func__, vha->host_no));
866 DEBUG3(printk("%s(%ld): abort_command "
867 "mbx success.\n", __func__, vha->host_no));
870 qla2x00_sp_compl(ha, sp);
872 /* Wait for the command to be returned. */
874 if (qla2x00_eh_wait_on_command(cmd) != QLA_SUCCESS) {
875 qla_printk(KERN_ERR, ha,
876 "scsi(%ld:%d:%d): Abort handler timed out -- %x.\n",
877 vha->host_no, id, lun, ret);
882 qla_printk(KERN_INFO, ha,
883 "scsi(%ld:%d:%d): Abort command issued -- %d %x.\n",
884 vha->host_no, id, lun, wait, ret);
890 qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *vha, unsigned int t,
891 unsigned int l, enum nexus_wait_type type)
893 int cnt, match, status;
895 struct qla_hw_data *ha = vha->hw;
899 status = QLA_SUCCESS;
901 spin_lock_irqsave(&ha->hardware_lock, flags);
903 for (cnt = 1; status == QLA_SUCCESS &&
904 cnt < MAX_OUTSTANDING_COMMANDS; cnt++) {
905 sp = req->outstanding_cmds[cnt];
908 if ((sp->ctx) && !IS_PROT_IO(sp))
910 if (vha->vp_idx != sp->fcport->vha->vp_idx)
918 match = sp->cmd->device->id == t;
921 match = (sp->cmd->device->id == t &&
922 sp->cmd->device->lun == l);
928 spin_unlock_irqrestore(&ha->hardware_lock, flags);
929 status = qla2x00_eh_wait_on_command(sp->cmd);
930 spin_lock_irqsave(&ha->hardware_lock, flags);
932 spin_unlock_irqrestore(&ha->hardware_lock, flags);
937 static char *reset_errors[] = {
940 "Task management failed",
941 "Waiting for command completions",
945 __qla2xxx_eh_generic_reset(char *name, enum nexus_wait_type type,
946 struct scsi_cmnd *cmd, int (*do_reset)(struct fc_port *, unsigned int, int))
948 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
949 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
952 fc_block_scsi_eh(cmd);
957 qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET ISSUED.\n",
958 vha->host_no, cmd->device->id, cmd->device->lun, name);
961 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS)
962 goto eh_reset_failed;
964 if (qla2x00_wait_for_loop_ready(vha) != QLA_SUCCESS)
965 goto eh_reset_failed;
967 if (do_reset(fcport, cmd->device->lun, cmd->request->cpu + 1)
969 goto eh_reset_failed;
971 if (qla2x00_eh_wait_for_pending_commands(vha, cmd->device->id,
972 cmd->device->lun, type) != QLA_SUCCESS)
973 goto eh_reset_failed;
975 qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET SUCCEEDED.\n",
976 vha->host_no, cmd->device->id, cmd->device->lun, name);
981 qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET FAILED: %s.\n"
982 , vha->host_no, cmd->device->id, cmd->device->lun, name,
988 qla2xxx_eh_device_reset(struct scsi_cmnd *cmd)
990 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
991 struct qla_hw_data *ha = vha->hw;
993 return __qla2xxx_eh_generic_reset("DEVICE", WAIT_LUN, cmd,
994 ha->isp_ops->lun_reset);
998 qla2xxx_eh_target_reset(struct scsi_cmnd *cmd)
1000 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
1001 struct qla_hw_data *ha = vha->hw;
1003 return __qla2xxx_eh_generic_reset("TARGET", WAIT_TARGET, cmd,
1004 ha->isp_ops->target_reset);
1007 /**************************************************************************
1008 * qla2xxx_eh_bus_reset
1011 * The bus reset function will reset the bus and abort any executing
1015 * cmd = Linux SCSI command packet of the command that cause the
1019 * SUCCESS/FAILURE (defined as macro in scsi.h).
1021 **************************************************************************/
1023 qla2xxx_eh_bus_reset(struct scsi_cmnd *cmd)
1025 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
1026 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
1028 unsigned int id, lun;
1030 fc_block_scsi_eh(cmd);
1032 id = cmd->device->id;
1033 lun = cmd->device->lun;
1038 qla_printk(KERN_INFO, vha->hw,
1039 "scsi(%ld:%d:%d): BUS RESET ISSUED.\n", vha->host_no, id, lun);
1041 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
1042 DEBUG2(printk("%s failed:board disabled\n",__func__));
1043 goto eh_bus_reset_done;
1046 if (qla2x00_wait_for_loop_ready(vha) == QLA_SUCCESS) {
1047 if (qla2x00_loop_reset(vha) == QLA_SUCCESS)
1051 goto eh_bus_reset_done;
1053 /* Flush outstanding commands. */
1054 if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, WAIT_HOST) !=
1059 qla_printk(KERN_INFO, vha->hw, "%s: reset %s\n", __func__,
1060 (ret == FAILED) ? "failed" : "succeded");
1065 /**************************************************************************
1066 * qla2xxx_eh_host_reset
1069 * The reset function will reset the Adapter.
1072 * cmd = Linux SCSI command packet of the command that cause the
1076 * Either SUCCESS or FAILED.
1079 **************************************************************************/
1081 qla2xxx_eh_host_reset(struct scsi_cmnd *cmd)
1083 scsi_qla_host_t *vha = shost_priv(cmd->device->host);
1084 fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
1085 struct qla_hw_data *ha = vha->hw;
1087 unsigned int id, lun;
1088 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
1090 fc_block_scsi_eh(cmd);
1092 id = cmd->device->id;
1093 lun = cmd->device->lun;
1098 qla_printk(KERN_INFO, ha,
1099 "scsi(%ld:%d:%d): ADAPTER RESET ISSUED.\n", vha->host_no, id, lun);
1101 if (qla2x00_wait_for_reset_ready(vha) != QLA_SUCCESS)
1102 goto eh_host_reset_lock;
1105 * Fixme-may be dpc thread is active and processing
1106 * loop_resync,so wait a while for it to
1107 * be completed and then issue big hammer.Otherwise
1108 * it may cause I/O failure as big hammer marks the
1109 * devices as lost kicking of the port_down_timer
1110 * while dpc is stuck for the mailbox to complete.
1112 qla2x00_wait_for_loop_ready(vha);
1113 if (vha != base_vha) {
1114 if (qla2x00_vp_abort_isp(vha))
1115 goto eh_host_reset_lock;
1117 if (IS_QLA82XX(vha->hw)) {
1118 if (!qla82xx_fcoe_ctx_reset(vha)) {
1119 /* Ctx reset success */
1121 goto eh_host_reset_lock;
1123 /* fall thru if ctx reset failed */
1126 flush_workqueue(ha->wq);
1128 set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
1129 if (ha->isp_ops->abort_isp(base_vha)) {
1130 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
1131 /* failed. schedule dpc to try */
1132 set_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags);
1134 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS)
1135 goto eh_host_reset_lock;
1137 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
1140 /* Waiting for command to be returned to OS.*/
1141 if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, WAIT_HOST) ==
1146 qla_printk(KERN_INFO, ha, "%s: reset %s\n", __func__,
1147 (ret == FAILED) ? "failed" : "succeded");
1153 * qla2x00_loop_reset
1157 * ha = adapter block pointer.
1163 qla2x00_loop_reset(scsi_qla_host_t *vha)
1166 struct fc_port *fcport;
1167 struct qla_hw_data *ha = vha->hw;
1169 if (ql2xtargetreset == 1 && ha->flags.enable_target_reset) {
1170 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1171 if (fcport->port_type != FCT_TARGET)
1174 ret = ha->isp_ops->target_reset(fcport, 0, 0);
1175 if (ret != QLA_SUCCESS) {
1176 DEBUG2_3(printk("%s(%ld): bus_reset failed: "
1177 "target_reset=%d d_id=%x.\n", __func__,
1178 vha->host_no, ret, fcport->d_id.b24));
1183 if (ha->flags.enable_lip_full_login && !IS_QLA8XXX_TYPE(ha)) {
1184 ret = qla2x00_full_login_lip(vha);
1185 if (ret != QLA_SUCCESS) {
1186 DEBUG2_3(printk("%s(%ld): failed: "
1187 "full_login_lip=%d.\n", __func__, vha->host_no,
1190 atomic_set(&vha->loop_state, LOOP_DOWN);
1191 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
1192 qla2x00_mark_all_devices_lost(vha, 0);
1193 qla2x00_wait_for_loop_ready(vha);
1196 if (ha->flags.enable_lip_reset) {
1197 ret = qla2x00_lip_reset(vha);
1198 if (ret != QLA_SUCCESS) {
1199 DEBUG2_3(printk("%s(%ld): failed: "
1200 "lip_reset=%d.\n", __func__, vha->host_no, ret));
1202 qla2x00_wait_for_loop_ready(vha);
1205 /* Issue marker command only when we are going to start the I/O */
1206 vha->marker_needed = 1;
1212 qla2x00_abort_all_cmds(scsi_qla_host_t *vha, int res)
1215 unsigned long flags;
1217 struct srb_ctx *ctx;
1218 struct qla_hw_data *ha = vha->hw;
1219 struct req_que *req;
1221 spin_lock_irqsave(&ha->hardware_lock, flags);
1222 for (que = 0; que < ha->max_req_queues; que++) {
1223 req = ha->req_q_map[que];
1226 for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) {
1227 sp = req->outstanding_cmds[cnt];
1229 req->outstanding_cmds[cnt] = NULL;
1231 (sp->flags & SRB_FCP_CMND_DMA_VALID) ||
1233 sp->cmd->result = res;
1234 qla2x00_sp_compl(ha, sp);
1237 if (ctx->type == SRB_LOGIN_CMD ||
1238 ctx->type == SRB_LOGOUT_CMD) {
1239 ctx->u.iocb_cmd->free(sp);
1241 struct fc_bsg_job *bsg_job =
1243 if (bsg_job->request->msgcode
1246 bsg_job->req->errors = 0;
1247 bsg_job->reply->result = res;
1248 bsg_job->job_done(bsg_job);
1257 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1261 qla2xxx_slave_alloc(struct scsi_device *sdev)
1263 struct fc_rport *rport = starget_to_rport(scsi_target(sdev));
1265 if (!rport || fc_remote_port_chkready(rport))
1268 sdev->hostdata = *(fc_port_t **)rport->dd_data;
1274 qla2xxx_slave_configure(struct scsi_device *sdev)
1276 scsi_qla_host_t *vha = shost_priv(sdev->host);
1277 struct req_que *req = vha->req;
1279 if (sdev->tagged_supported)
1280 scsi_activate_tcq(sdev, req->max_q_depth);
1282 scsi_deactivate_tcq(sdev, req->max_q_depth);
1287 qla2xxx_slave_destroy(struct scsi_device *sdev)
1289 sdev->hostdata = NULL;
1292 static void qla2x00_handle_queue_full(struct scsi_device *sdev, int qdepth)
1294 fc_port_t *fcport = (struct fc_port *) sdev->hostdata;
1296 if (!scsi_track_queue_full(sdev, qdepth))
1299 DEBUG2(qla_printk(KERN_INFO, fcport->vha->hw,
1300 "scsi(%ld:%d:%d:%d): Queue depth adjusted-down to %d.\n",
1301 fcport->vha->host_no, sdev->channel, sdev->id, sdev->lun,
1302 sdev->queue_depth));
1305 static void qla2x00_adjust_sdev_qdepth_up(struct scsi_device *sdev, int qdepth)
1307 fc_port_t *fcport = sdev->hostdata;
1308 struct scsi_qla_host *vha = fcport->vha;
1309 struct qla_hw_data *ha = vha->hw;
1310 struct req_que *req = NULL;
1316 if (req->max_q_depth <= sdev->queue_depth || req->max_q_depth < qdepth)
1319 if (sdev->ordered_tags)
1320 scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, qdepth);
1322 scsi_adjust_queue_depth(sdev, MSG_SIMPLE_TAG, qdepth);
1324 DEBUG2(qla_printk(KERN_INFO, ha,
1325 "scsi(%ld:%d:%d:%d): Queue depth adjusted-up to %d.\n",
1326 fcport->vha->host_no, sdev->channel, sdev->id, sdev->lun,
1327 sdev->queue_depth));
1331 qla2x00_change_queue_depth(struct scsi_device *sdev, int qdepth, int reason)
1334 case SCSI_QDEPTH_DEFAULT:
1335 scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), qdepth);
1337 case SCSI_QDEPTH_QFULL:
1338 qla2x00_handle_queue_full(sdev, qdepth);
1340 case SCSI_QDEPTH_RAMP_UP:
1341 qla2x00_adjust_sdev_qdepth_up(sdev, qdepth);
1347 return sdev->queue_depth;
1351 qla2x00_change_queue_type(struct scsi_device *sdev, int tag_type)
1353 if (sdev->tagged_supported) {
1354 scsi_set_tag_type(sdev, tag_type);
1356 scsi_activate_tcq(sdev, sdev->queue_depth);
1358 scsi_deactivate_tcq(sdev, sdev->queue_depth);
1366 * qla2x00_config_dma_addressing() - Configure OS DMA addressing method.
1369 * At exit, the @ha's flags.enable_64bit_addressing set to indicated
1370 * supported addressing method.
1373 qla2x00_config_dma_addressing(struct qla_hw_data *ha)
1375 /* Assume a 32bit DMA mask. */
1376 ha->flags.enable_64bit_addressing = 0;
1378 if (!dma_set_mask(&ha->pdev->dev, DMA_BIT_MASK(64))) {
1379 /* Any upper-dword bits set? */
1380 if (MSD(dma_get_required_mask(&ha->pdev->dev)) &&
1381 !pci_set_consistent_dma_mask(ha->pdev, DMA_BIT_MASK(64))) {
1382 /* Ok, a 64bit DMA mask is applicable. */
1383 ha->flags.enable_64bit_addressing = 1;
1384 ha->isp_ops->calc_req_entries = qla2x00_calc_iocbs_64;
1385 ha->isp_ops->build_iocbs = qla2x00_build_scsi_iocbs_64;
1390 dma_set_mask(&ha->pdev->dev, DMA_BIT_MASK(32));
1391 pci_set_consistent_dma_mask(ha->pdev, DMA_BIT_MASK(32));
1395 qla2x00_enable_intrs(struct qla_hw_data *ha)
1397 unsigned long flags = 0;
1398 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1400 spin_lock_irqsave(&ha->hardware_lock, flags);
1401 ha->interrupts_on = 1;
1402 /* enable risc and host interrupts */
1403 WRT_REG_WORD(®->ictrl, ICR_EN_INT | ICR_EN_RISC);
1404 RD_REG_WORD(®->ictrl);
1405 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1410 qla2x00_disable_intrs(struct qla_hw_data *ha)
1412 unsigned long flags = 0;
1413 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1415 spin_lock_irqsave(&ha->hardware_lock, flags);
1416 ha->interrupts_on = 0;
1417 /* disable risc and host interrupts */
1418 WRT_REG_WORD(®->ictrl, 0);
1419 RD_REG_WORD(®->ictrl);
1420 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1424 qla24xx_enable_intrs(struct qla_hw_data *ha)
1426 unsigned long flags = 0;
1427 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1429 spin_lock_irqsave(&ha->hardware_lock, flags);
1430 ha->interrupts_on = 1;
1431 WRT_REG_DWORD(®->ictrl, ICRX_EN_RISC_INT);
1432 RD_REG_DWORD(®->ictrl);
1433 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1437 qla24xx_disable_intrs(struct qla_hw_data *ha)
1439 unsigned long flags = 0;
1440 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1442 if (IS_NOPOLLING_TYPE(ha))
1444 spin_lock_irqsave(&ha->hardware_lock, flags);
1445 ha->interrupts_on = 0;
1446 WRT_REG_DWORD(®->ictrl, 0);
1447 RD_REG_DWORD(®->ictrl);
1448 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1451 static struct isp_operations qla2100_isp_ops = {
1452 .pci_config = qla2100_pci_config,
1453 .reset_chip = qla2x00_reset_chip,
1454 .chip_diag = qla2x00_chip_diag,
1455 .config_rings = qla2x00_config_rings,
1456 .reset_adapter = qla2x00_reset_adapter,
1457 .nvram_config = qla2x00_nvram_config,
1458 .update_fw_options = qla2x00_update_fw_options,
1459 .load_risc = qla2x00_load_risc,
1460 .pci_info_str = qla2x00_pci_info_str,
1461 .fw_version_str = qla2x00_fw_version_str,
1462 .intr_handler = qla2100_intr_handler,
1463 .enable_intrs = qla2x00_enable_intrs,
1464 .disable_intrs = qla2x00_disable_intrs,
1465 .abort_command = qla2x00_abort_command,
1466 .target_reset = qla2x00_abort_target,
1467 .lun_reset = qla2x00_lun_reset,
1468 .fabric_login = qla2x00_login_fabric,
1469 .fabric_logout = qla2x00_fabric_logout,
1470 .calc_req_entries = qla2x00_calc_iocbs_32,
1471 .build_iocbs = qla2x00_build_scsi_iocbs_32,
1472 .prep_ms_iocb = qla2x00_prep_ms_iocb,
1473 .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb,
1474 .read_nvram = qla2x00_read_nvram_data,
1475 .write_nvram = qla2x00_write_nvram_data,
1476 .fw_dump = qla2100_fw_dump,
1479 .beacon_blink = NULL,
1480 .read_optrom = qla2x00_read_optrom_data,
1481 .write_optrom = qla2x00_write_optrom_data,
1482 .get_flash_version = qla2x00_get_flash_version,
1483 .start_scsi = qla2x00_start_scsi,
1484 .abort_isp = qla2x00_abort_isp,
1487 static struct isp_operations qla2300_isp_ops = {
1488 .pci_config = qla2300_pci_config,
1489 .reset_chip = qla2x00_reset_chip,
1490 .chip_diag = qla2x00_chip_diag,
1491 .config_rings = qla2x00_config_rings,
1492 .reset_adapter = qla2x00_reset_adapter,
1493 .nvram_config = qla2x00_nvram_config,
1494 .update_fw_options = qla2x00_update_fw_options,
1495 .load_risc = qla2x00_load_risc,
1496 .pci_info_str = qla2x00_pci_info_str,
1497 .fw_version_str = qla2x00_fw_version_str,
1498 .intr_handler = qla2300_intr_handler,
1499 .enable_intrs = qla2x00_enable_intrs,
1500 .disable_intrs = qla2x00_disable_intrs,
1501 .abort_command = qla2x00_abort_command,
1502 .target_reset = qla2x00_abort_target,
1503 .lun_reset = qla2x00_lun_reset,
1504 .fabric_login = qla2x00_login_fabric,
1505 .fabric_logout = qla2x00_fabric_logout,
1506 .calc_req_entries = qla2x00_calc_iocbs_32,
1507 .build_iocbs = qla2x00_build_scsi_iocbs_32,
1508 .prep_ms_iocb = qla2x00_prep_ms_iocb,
1509 .prep_ms_fdmi_iocb = qla2x00_prep_ms_fdmi_iocb,
1510 .read_nvram = qla2x00_read_nvram_data,
1511 .write_nvram = qla2x00_write_nvram_data,
1512 .fw_dump = qla2300_fw_dump,
1513 .beacon_on = qla2x00_beacon_on,
1514 .beacon_off = qla2x00_beacon_off,
1515 .beacon_blink = qla2x00_beacon_blink,
1516 .read_optrom = qla2x00_read_optrom_data,
1517 .write_optrom = qla2x00_write_optrom_data,
1518 .get_flash_version = qla2x00_get_flash_version,
1519 .start_scsi = qla2x00_start_scsi,
1520 .abort_isp = qla2x00_abort_isp,
1523 static struct isp_operations qla24xx_isp_ops = {
1524 .pci_config = qla24xx_pci_config,
1525 .reset_chip = qla24xx_reset_chip,
1526 .chip_diag = qla24xx_chip_diag,
1527 .config_rings = qla24xx_config_rings,
1528 .reset_adapter = qla24xx_reset_adapter,
1529 .nvram_config = qla24xx_nvram_config,
1530 .update_fw_options = qla24xx_update_fw_options,
1531 .load_risc = qla24xx_load_risc,
1532 .pci_info_str = qla24xx_pci_info_str,
1533 .fw_version_str = qla24xx_fw_version_str,
1534 .intr_handler = qla24xx_intr_handler,
1535 .enable_intrs = qla24xx_enable_intrs,
1536 .disable_intrs = qla24xx_disable_intrs,
1537 .abort_command = qla24xx_abort_command,
1538 .target_reset = qla24xx_abort_target,
1539 .lun_reset = qla24xx_lun_reset,
1540 .fabric_login = qla24xx_login_fabric,
1541 .fabric_logout = qla24xx_fabric_logout,
1542 .calc_req_entries = NULL,
1543 .build_iocbs = NULL,
1544 .prep_ms_iocb = qla24xx_prep_ms_iocb,
1545 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
1546 .read_nvram = qla24xx_read_nvram_data,
1547 .write_nvram = qla24xx_write_nvram_data,
1548 .fw_dump = qla24xx_fw_dump,
1549 .beacon_on = qla24xx_beacon_on,
1550 .beacon_off = qla24xx_beacon_off,
1551 .beacon_blink = qla24xx_beacon_blink,
1552 .read_optrom = qla24xx_read_optrom_data,
1553 .write_optrom = qla24xx_write_optrom_data,
1554 .get_flash_version = qla24xx_get_flash_version,
1555 .start_scsi = qla24xx_start_scsi,
1556 .abort_isp = qla2x00_abort_isp,
1559 static struct isp_operations qla25xx_isp_ops = {
1560 .pci_config = qla25xx_pci_config,
1561 .reset_chip = qla24xx_reset_chip,
1562 .chip_diag = qla24xx_chip_diag,
1563 .config_rings = qla24xx_config_rings,
1564 .reset_adapter = qla24xx_reset_adapter,
1565 .nvram_config = qla24xx_nvram_config,
1566 .update_fw_options = qla24xx_update_fw_options,
1567 .load_risc = qla24xx_load_risc,
1568 .pci_info_str = qla24xx_pci_info_str,
1569 .fw_version_str = qla24xx_fw_version_str,
1570 .intr_handler = qla24xx_intr_handler,
1571 .enable_intrs = qla24xx_enable_intrs,
1572 .disable_intrs = qla24xx_disable_intrs,
1573 .abort_command = qla24xx_abort_command,
1574 .target_reset = qla24xx_abort_target,
1575 .lun_reset = qla24xx_lun_reset,
1576 .fabric_login = qla24xx_login_fabric,
1577 .fabric_logout = qla24xx_fabric_logout,
1578 .calc_req_entries = NULL,
1579 .build_iocbs = NULL,
1580 .prep_ms_iocb = qla24xx_prep_ms_iocb,
1581 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
1582 .read_nvram = qla25xx_read_nvram_data,
1583 .write_nvram = qla25xx_write_nvram_data,
1584 .fw_dump = qla25xx_fw_dump,
1585 .beacon_on = qla24xx_beacon_on,
1586 .beacon_off = qla24xx_beacon_off,
1587 .beacon_blink = qla24xx_beacon_blink,
1588 .read_optrom = qla25xx_read_optrom_data,
1589 .write_optrom = qla24xx_write_optrom_data,
1590 .get_flash_version = qla24xx_get_flash_version,
1591 .start_scsi = qla24xx_dif_start_scsi,
1592 .abort_isp = qla2x00_abort_isp,
1595 static struct isp_operations qla81xx_isp_ops = {
1596 .pci_config = qla25xx_pci_config,
1597 .reset_chip = qla24xx_reset_chip,
1598 .chip_diag = qla24xx_chip_diag,
1599 .config_rings = qla24xx_config_rings,
1600 .reset_adapter = qla24xx_reset_adapter,
1601 .nvram_config = qla81xx_nvram_config,
1602 .update_fw_options = qla81xx_update_fw_options,
1603 .load_risc = qla81xx_load_risc,
1604 .pci_info_str = qla24xx_pci_info_str,
1605 .fw_version_str = qla24xx_fw_version_str,
1606 .intr_handler = qla24xx_intr_handler,
1607 .enable_intrs = qla24xx_enable_intrs,
1608 .disable_intrs = qla24xx_disable_intrs,
1609 .abort_command = qla24xx_abort_command,
1610 .target_reset = qla24xx_abort_target,
1611 .lun_reset = qla24xx_lun_reset,
1612 .fabric_login = qla24xx_login_fabric,
1613 .fabric_logout = qla24xx_fabric_logout,
1614 .calc_req_entries = NULL,
1615 .build_iocbs = NULL,
1616 .prep_ms_iocb = qla24xx_prep_ms_iocb,
1617 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
1619 .write_nvram = NULL,
1620 .fw_dump = qla81xx_fw_dump,
1621 .beacon_on = qla24xx_beacon_on,
1622 .beacon_off = qla24xx_beacon_off,
1623 .beacon_blink = qla24xx_beacon_blink,
1624 .read_optrom = qla25xx_read_optrom_data,
1625 .write_optrom = qla24xx_write_optrom_data,
1626 .get_flash_version = qla24xx_get_flash_version,
1627 .start_scsi = qla24xx_dif_start_scsi,
1628 .abort_isp = qla2x00_abort_isp,
1631 static struct isp_operations qla82xx_isp_ops = {
1632 .pci_config = qla82xx_pci_config,
1633 .reset_chip = qla82xx_reset_chip,
1634 .chip_diag = qla24xx_chip_diag,
1635 .config_rings = qla82xx_config_rings,
1636 .reset_adapter = qla24xx_reset_adapter,
1637 .nvram_config = qla81xx_nvram_config,
1638 .update_fw_options = qla24xx_update_fw_options,
1639 .load_risc = qla82xx_load_risc,
1640 .pci_info_str = qla82xx_pci_info_str,
1641 .fw_version_str = qla24xx_fw_version_str,
1642 .intr_handler = qla82xx_intr_handler,
1643 .enable_intrs = qla82xx_enable_intrs,
1644 .disable_intrs = qla82xx_disable_intrs,
1645 .abort_command = qla24xx_abort_command,
1646 .target_reset = qla24xx_abort_target,
1647 .lun_reset = qla24xx_lun_reset,
1648 .fabric_login = qla24xx_login_fabric,
1649 .fabric_logout = qla24xx_fabric_logout,
1650 .calc_req_entries = NULL,
1651 .build_iocbs = NULL,
1652 .prep_ms_iocb = qla24xx_prep_ms_iocb,
1653 .prep_ms_fdmi_iocb = qla24xx_prep_ms_fdmi_iocb,
1654 .read_nvram = qla24xx_read_nvram_data,
1655 .write_nvram = qla24xx_write_nvram_data,
1656 .fw_dump = qla24xx_fw_dump,
1657 .beacon_on = qla24xx_beacon_on,
1658 .beacon_off = qla24xx_beacon_off,
1659 .beacon_blink = qla24xx_beacon_blink,
1660 .read_optrom = qla82xx_read_optrom_data,
1661 .write_optrom = qla82xx_write_optrom_data,
1662 .get_flash_version = qla24xx_get_flash_version,
1663 .start_scsi = qla82xx_start_scsi,
1664 .abort_isp = qla82xx_abort_isp,
1668 qla2x00_set_isp_flags(struct qla_hw_data *ha)
1670 ha->device_type = DT_EXTENDED_IDS;
1671 switch (ha->pdev->device) {
1672 case PCI_DEVICE_ID_QLOGIC_ISP2100:
1673 ha->device_type |= DT_ISP2100;
1674 ha->device_type &= ~DT_EXTENDED_IDS;
1675 ha->fw_srisc_address = RISC_START_ADDRESS_2100;
1677 case PCI_DEVICE_ID_QLOGIC_ISP2200:
1678 ha->device_type |= DT_ISP2200;
1679 ha->device_type &= ~DT_EXTENDED_IDS;
1680 ha->fw_srisc_address = RISC_START_ADDRESS_2100;
1682 case PCI_DEVICE_ID_QLOGIC_ISP2300:
1683 ha->device_type |= DT_ISP2300;
1684 ha->device_type |= DT_ZIO_SUPPORTED;
1685 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1687 case PCI_DEVICE_ID_QLOGIC_ISP2312:
1688 ha->device_type |= DT_ISP2312;
1689 ha->device_type |= DT_ZIO_SUPPORTED;
1690 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1692 case PCI_DEVICE_ID_QLOGIC_ISP2322:
1693 ha->device_type |= DT_ISP2322;
1694 ha->device_type |= DT_ZIO_SUPPORTED;
1695 if (ha->pdev->subsystem_vendor == 0x1028 &&
1696 ha->pdev->subsystem_device == 0x0170)
1697 ha->device_type |= DT_OEM_001;
1698 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1700 case PCI_DEVICE_ID_QLOGIC_ISP6312:
1701 ha->device_type |= DT_ISP6312;
1702 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1704 case PCI_DEVICE_ID_QLOGIC_ISP6322:
1705 ha->device_type |= DT_ISP6322;
1706 ha->fw_srisc_address = RISC_START_ADDRESS_2300;
1708 case PCI_DEVICE_ID_QLOGIC_ISP2422:
1709 ha->device_type |= DT_ISP2422;
1710 ha->device_type |= DT_ZIO_SUPPORTED;
1711 ha->device_type |= DT_FWI2;
1712 ha->device_type |= DT_IIDMA;
1713 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1715 case PCI_DEVICE_ID_QLOGIC_ISP2432:
1716 ha->device_type |= DT_ISP2432;
1717 ha->device_type |= DT_ZIO_SUPPORTED;
1718 ha->device_type |= DT_FWI2;
1719 ha->device_type |= DT_IIDMA;
1720 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1722 case PCI_DEVICE_ID_QLOGIC_ISP8432:
1723 ha->device_type |= DT_ISP8432;
1724 ha->device_type |= DT_ZIO_SUPPORTED;
1725 ha->device_type |= DT_FWI2;
1726 ha->device_type |= DT_IIDMA;
1727 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1729 case PCI_DEVICE_ID_QLOGIC_ISP5422:
1730 ha->device_type |= DT_ISP5422;
1731 ha->device_type |= DT_FWI2;
1732 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1734 case PCI_DEVICE_ID_QLOGIC_ISP5432:
1735 ha->device_type |= DT_ISP5432;
1736 ha->device_type |= DT_FWI2;
1737 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1739 case PCI_DEVICE_ID_QLOGIC_ISP2532:
1740 ha->device_type |= DT_ISP2532;
1741 ha->device_type |= DT_ZIO_SUPPORTED;
1742 ha->device_type |= DT_FWI2;
1743 ha->device_type |= DT_IIDMA;
1744 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1746 case PCI_DEVICE_ID_QLOGIC_ISP8001:
1747 ha->device_type |= DT_ISP8001;
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_ISP8021:
1754 ha->device_type |= DT_ISP8021;
1755 ha->device_type |= DT_ZIO_SUPPORTED;
1756 ha->device_type |= DT_FWI2;
1757 ha->fw_srisc_address = RISC_START_ADDRESS_2400;
1758 /* Initialize 82XX ISP flags */
1759 qla82xx_init_flags(ha);
1764 ha->port_no = !(ha->portnum & 1);
1766 /* Get adapter physical port no from interrupt pin register. */
1767 pci_read_config_byte(ha->pdev, PCI_INTERRUPT_PIN, &ha->port_no);
1769 if (ha->port_no & 1)
1770 ha->flags.port0 = 1;
1772 ha->flags.port0 = 0;
1776 qla2x00_iospace_config(struct qla_hw_data *ha)
1778 resource_size_t pio;
1783 return qla82xx_iospace_config(ha);
1785 if (pci_request_selected_regions(ha->pdev, ha->bars,
1786 QLA2XXX_DRIVER_NAME)) {
1787 qla_printk(KERN_WARNING, ha,
1788 "Failed to reserve PIO/MMIO regions (%s)\n",
1789 pci_name(ha->pdev));
1791 goto iospace_error_exit;
1793 if (!(ha->bars & 1))
1796 /* We only need PIO for Flash operations on ISP2312 v2 chips. */
1797 pio = pci_resource_start(ha->pdev, 0);
1798 if (pci_resource_flags(ha->pdev, 0) & IORESOURCE_IO) {
1799 if (pci_resource_len(ha->pdev, 0) < MIN_IOBASE_LEN) {
1800 qla_printk(KERN_WARNING, ha,
1801 "Invalid PCI I/O region size (%s)...\n",
1802 pci_name(ha->pdev));
1806 qla_printk(KERN_WARNING, ha,
1807 "region #0 not a PIO resource (%s)...\n",
1808 pci_name(ha->pdev));
1811 ha->pio_address = pio;
1814 /* Use MMIO operations for all accesses. */
1815 if (!(pci_resource_flags(ha->pdev, 1) & IORESOURCE_MEM)) {
1816 qla_printk(KERN_ERR, ha,
1817 "region #1 not an MMIO resource (%s), aborting\n",
1818 pci_name(ha->pdev));
1819 goto iospace_error_exit;
1821 if (pci_resource_len(ha->pdev, 1) < MIN_IOBASE_LEN) {
1822 qla_printk(KERN_ERR, ha,
1823 "Invalid PCI mem region size (%s), aborting\n",
1824 pci_name(ha->pdev));
1825 goto iospace_error_exit;
1828 ha->iobase = ioremap(pci_resource_start(ha->pdev, 1), MIN_IOBASE_LEN);
1830 qla_printk(KERN_ERR, ha,
1831 "cannot remap MMIO (%s), aborting\n", pci_name(ha->pdev));
1833 goto iospace_error_exit;
1836 /* Determine queue resources */
1837 ha->max_req_queues = ha->max_rsp_queues = 1;
1838 if ((ql2xmaxqueues <= 1 && !ql2xmultique_tag) ||
1839 (ql2xmaxqueues > 1 && ql2xmultique_tag) ||
1840 (!IS_QLA25XX(ha) && !IS_QLA81XX(ha)))
1843 ha->mqiobase = ioremap(pci_resource_start(ha->pdev, 3),
1844 pci_resource_len(ha->pdev, 3));
1846 /* Read MSIX vector size of the board */
1847 pci_read_config_word(ha->pdev, QLA_PCI_MSIX_CONTROL, &msix);
1848 ha->msix_count = msix;
1849 /* Max queues are bounded by available msix vectors */
1850 /* queue 0 uses two msix vectors */
1851 if (ql2xmultique_tag) {
1852 cpus = num_online_cpus();
1853 ha->max_rsp_queues = (ha->msix_count - 1 > cpus) ?
1854 (cpus + 1) : (ha->msix_count - 1);
1855 ha->max_req_queues = 2;
1856 } else if (ql2xmaxqueues > 1) {
1857 ha->max_req_queues = ql2xmaxqueues > QLA_MQ_SIZE ?
1858 QLA_MQ_SIZE : ql2xmaxqueues;
1859 DEBUG2(qla_printk(KERN_INFO, ha, "QoS mode set, max no"
1860 " of request queues:%d\n", ha->max_req_queues));
1862 qla_printk(KERN_INFO, ha,
1863 "MSI-X vector count: %d\n", msix);
1865 qla_printk(KERN_INFO, ha, "BAR 3 not enabled\n");
1868 ha->msix_count = ha->max_rsp_queues + 1;
1876 qla2xxx_scan_start(struct Scsi_Host *shost)
1878 scsi_qla_host_t *vha = shost_priv(shost);
1880 if (vha->hw->flags.running_gold_fw)
1883 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1884 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
1885 set_bit(RSCN_UPDATE, &vha->dpc_flags);
1886 set_bit(NPIV_CONFIG_NEEDED, &vha->dpc_flags);
1890 qla2xxx_scan_finished(struct Scsi_Host *shost, unsigned long time)
1892 scsi_qla_host_t *vha = shost_priv(shost);
1896 if (time > vha->hw->loop_reset_delay * HZ)
1899 return atomic_read(&vha->loop_state) == LOOP_READY;
1903 * PCI driver interface
1905 static int __devinit
1906 qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
1909 struct Scsi_Host *host;
1910 scsi_qla_host_t *base_vha = NULL;
1911 struct qla_hw_data *ha;
1914 struct scsi_host_template *sht;
1915 int bars, max_id, mem_only = 0;
1916 uint16_t req_length = 0, rsp_length = 0;
1917 struct req_que *req = NULL;
1918 struct rsp_que *rsp = NULL;
1920 bars = pci_select_bars(pdev, IORESOURCE_MEM | IORESOURCE_IO);
1921 sht = &qla2xxx_driver_template;
1922 if (pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2422 ||
1923 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2432 ||
1924 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8432 ||
1925 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5422 ||
1926 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5432 ||
1927 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2532 ||
1928 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8001 ||
1929 pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8021) {
1930 bars = pci_select_bars(pdev, IORESOURCE_MEM);
1935 if (pci_enable_device_mem(pdev))
1938 if (pci_enable_device(pdev))
1942 /* This may fail but that's ok */
1943 pci_enable_pcie_error_reporting(pdev);
1945 ha = kzalloc(sizeof(struct qla_hw_data), GFP_KERNEL);
1947 DEBUG(printk("Unable to allocate memory for ha\n"));
1952 /* Clear our data area */
1954 ha->mem_only = mem_only;
1955 spin_lock_init(&ha->hardware_lock);
1956 spin_lock_init(&ha->vport_slock);
1958 /* Set ISP-type information. */
1959 qla2x00_set_isp_flags(ha);
1961 /* Set EEH reset type to fundamental if required by hba */
1962 if ( IS_QLA24XX(ha) || IS_QLA25XX(ha) || IS_QLA81XX(ha)) {
1963 pdev->needs_freset = 1;
1966 /* Configure PCI I/O space */
1967 ret = qla2x00_iospace_config(ha);
1969 goto probe_hw_failed;
1971 qla_printk(KERN_INFO, ha,
1972 "Found an ISP%04X, irq %d, iobase 0x%p\n", pdev->device, pdev->irq,
1975 ha->prev_topology = 0;
1976 ha->init_cb_size = sizeof(init_cb_t);
1977 ha->link_data_rate = PORT_SPEED_UNKNOWN;
1978 ha->optrom_size = OPTROM_SIZE_2300;
1980 /* Assign ISP specific operations. */
1981 max_id = MAX_TARGETS_2200;
1982 if (IS_QLA2100(ha)) {
1983 max_id = MAX_TARGETS_2100;
1984 ha->mbx_count = MAILBOX_REGISTER_COUNT_2100;
1985 req_length = REQUEST_ENTRY_CNT_2100;
1986 rsp_length = RESPONSE_ENTRY_CNT_2100;
1987 ha->max_loop_id = SNS_LAST_LOOP_ID_2100;
1988 ha->gid_list_info_size = 4;
1989 ha->flash_conf_off = ~0;
1990 ha->flash_data_off = ~0;
1991 ha->nvram_conf_off = ~0;
1992 ha->nvram_data_off = ~0;
1993 ha->isp_ops = &qla2100_isp_ops;
1994 } else if (IS_QLA2200(ha)) {
1995 ha->mbx_count = MAILBOX_REGISTER_COUNT;
1996 req_length = REQUEST_ENTRY_CNT_2200;
1997 rsp_length = RESPONSE_ENTRY_CNT_2100;
1998 ha->max_loop_id = SNS_LAST_LOOP_ID_2100;
1999 ha->gid_list_info_size = 4;
2000 ha->flash_conf_off = ~0;
2001 ha->flash_data_off = ~0;
2002 ha->nvram_conf_off = ~0;
2003 ha->nvram_data_off = ~0;
2004 ha->isp_ops = &qla2100_isp_ops;
2005 } else if (IS_QLA23XX(ha)) {
2006 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2007 req_length = REQUEST_ENTRY_CNT_2200;
2008 rsp_length = RESPONSE_ENTRY_CNT_2300;
2009 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2010 ha->gid_list_info_size = 6;
2011 if (IS_QLA2322(ha) || IS_QLA6322(ha))
2012 ha->optrom_size = OPTROM_SIZE_2322;
2013 ha->flash_conf_off = ~0;
2014 ha->flash_data_off = ~0;
2015 ha->nvram_conf_off = ~0;
2016 ha->nvram_data_off = ~0;
2017 ha->isp_ops = &qla2300_isp_ops;
2018 } else if (IS_QLA24XX_TYPE(ha)) {
2019 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2020 req_length = REQUEST_ENTRY_CNT_24XX;
2021 rsp_length = RESPONSE_ENTRY_CNT_2300;
2022 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2023 ha->init_cb_size = sizeof(struct mid_init_cb_24xx);
2024 ha->gid_list_info_size = 8;
2025 ha->optrom_size = OPTROM_SIZE_24XX;
2026 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA24XX;
2027 ha->isp_ops = &qla24xx_isp_ops;
2028 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF;
2029 ha->flash_data_off = FARX_ACCESS_FLASH_DATA;
2030 ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF;
2031 ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA;
2032 } else if (IS_QLA25XX(ha)) {
2033 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2034 req_length = REQUEST_ENTRY_CNT_24XX;
2035 rsp_length = RESPONSE_ENTRY_CNT_2300;
2036 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2037 ha->init_cb_size = sizeof(struct mid_init_cb_24xx);
2038 ha->gid_list_info_size = 8;
2039 ha->optrom_size = OPTROM_SIZE_25XX;
2040 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX;
2041 ha->isp_ops = &qla25xx_isp_ops;
2042 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF;
2043 ha->flash_data_off = FARX_ACCESS_FLASH_DATA;
2044 ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF;
2045 ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA;
2046 } else if (IS_QLA81XX(ha)) {
2047 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2048 req_length = REQUEST_ENTRY_CNT_24XX;
2049 rsp_length = RESPONSE_ENTRY_CNT_2300;
2050 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2051 ha->init_cb_size = sizeof(struct mid_init_cb_81xx);
2052 ha->gid_list_info_size = 8;
2053 ha->optrom_size = OPTROM_SIZE_81XX;
2054 ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX;
2055 ha->isp_ops = &qla81xx_isp_ops;
2056 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF_81XX;
2057 ha->flash_data_off = FARX_ACCESS_FLASH_DATA_81XX;
2058 ha->nvram_conf_off = ~0;
2059 ha->nvram_data_off = ~0;
2060 } else if (IS_QLA82XX(ha)) {
2061 ha->mbx_count = MAILBOX_REGISTER_COUNT;
2062 req_length = REQUEST_ENTRY_CNT_82XX;
2063 rsp_length = RESPONSE_ENTRY_CNT_82XX;
2064 ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
2065 ha->init_cb_size = sizeof(struct mid_init_cb_81xx);
2066 ha->gid_list_info_size = 8;
2067 ha->optrom_size = OPTROM_SIZE_82XX;
2068 ha->isp_ops = &qla82xx_isp_ops;
2069 ha->flash_conf_off = FARX_ACCESS_FLASH_CONF;
2070 ha->flash_data_off = FARX_ACCESS_FLASH_DATA;
2071 ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF;
2072 ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA;
2075 mutex_init(&ha->vport_lock);
2076 init_completion(&ha->mbx_cmd_comp);
2077 complete(&ha->mbx_cmd_comp);
2078 init_completion(&ha->mbx_intr_comp);
2079 init_completion(&ha->dcbx_comp);
2081 set_bit(0, (unsigned long *) ha->vp_idx_map);
2083 qla2x00_config_dma_addressing(ha);
2084 ret = qla2x00_mem_alloc(ha, req_length, rsp_length, &req, &rsp);
2086 qla_printk(KERN_WARNING, ha,
2087 "[ERROR] Failed to allocate memory for adapter\n");
2089 goto probe_hw_failed;
2092 req->max_q_depth = MAX_Q_DEPTH;
2093 if (ql2xmaxqdepth != 0 && ql2xmaxqdepth <= 0xffffU)
2094 req->max_q_depth = ql2xmaxqdepth;
2097 base_vha = qla2x00_create_host(sht, ha);
2099 qla_printk(KERN_WARNING, ha,
2100 "[ERROR] Failed to allocate memory for scsi_host\n");
2103 qla2x00_mem_free(ha);
2104 qla2x00_free_req_que(ha, req);
2105 qla2x00_free_rsp_que(ha, rsp);
2106 goto probe_hw_failed;
2109 pci_set_drvdata(pdev, base_vha);
2111 host = base_vha->host;
2112 base_vha->req = req;
2113 host->can_queue = req->length + 128;
2114 if (IS_QLA2XXX_MIDTYPE(ha))
2115 base_vha->mgmt_svr_loop_id = 10 + base_vha->vp_idx;
2117 base_vha->mgmt_svr_loop_id = MANAGEMENT_SERVER +
2120 /* Set the SG table size based on ISP type */
2121 if (!IS_FWI2_CAPABLE(ha)) {
2123 host->sg_tablesize = 32;
2125 if (!IS_QLA82XX(ha))
2126 host->sg_tablesize = QLA_SG_ALL;
2129 host->max_id = max_id;
2130 host->this_id = 255;
2131 host->cmd_per_lun = 3;
2132 host->unique_id = host->host_no;
2133 if ((IS_QLA25XX(ha) || IS_QLA81XX(ha)) && ql2xenabledif)
2134 host->max_cmd_len = 32;
2136 host->max_cmd_len = MAX_CMDSZ;
2137 host->max_channel = MAX_BUSES - 1;
2138 host->max_lun = MAX_LUNS;
2139 host->transportt = qla2xxx_transport_template;
2140 sht->vendor_id = (SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_QLOGIC);
2142 /* Set up the irqs */
2143 ret = qla2x00_request_irqs(ha, rsp);
2145 goto probe_init_failed;
2147 pci_save_state(pdev);
2149 /* Alloc arrays of request and response ring ptrs */
2151 if (!qla2x00_alloc_queues(ha)) {
2152 qla_printk(KERN_WARNING, ha,
2153 "[ERROR] Failed to allocate memory for queue"
2155 goto probe_init_failed;
2158 ha->rsp_q_map[0] = rsp;
2159 ha->req_q_map[0] = req;
2162 set_bit(0, ha->req_qid_map);
2163 set_bit(0, ha->rsp_qid_map);
2164 /* FWI2-capable only. */
2165 req->req_q_in = &ha->iobase->isp24.req_q_in;
2166 req->req_q_out = &ha->iobase->isp24.req_q_out;
2167 rsp->rsp_q_in = &ha->iobase->isp24.rsp_q_in;
2168 rsp->rsp_q_out = &ha->iobase->isp24.rsp_q_out;
2170 req->req_q_in = &ha->mqiobase->isp25mq.req_q_in;
2171 req->req_q_out = &ha->mqiobase->isp25mq.req_q_out;
2172 rsp->rsp_q_in = &ha->mqiobase->isp25mq.rsp_q_in;
2173 rsp->rsp_q_out = &ha->mqiobase->isp25mq.rsp_q_out;
2176 if (IS_QLA82XX(ha)) {
2177 req->req_q_out = &ha->iobase->isp82.req_q_out[0];
2178 rsp->rsp_q_in = &ha->iobase->isp82.rsp_q_in[0];
2179 rsp->rsp_q_out = &ha->iobase->isp82.rsp_q_out[0];
2182 if (qla2x00_initialize_adapter(base_vha)) {
2183 qla_printk(KERN_WARNING, ha,
2184 "Failed to initialize adapter\n");
2186 DEBUG2(printk("scsi(%ld): Failed to initialize adapter - "
2187 "Adapter flags %x.\n",
2188 base_vha->host_no, base_vha->device_flags));
2190 if (IS_QLA82XX(ha)) {
2191 qla82xx_idc_lock(ha);
2192 qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
2193 QLA82XX_DEV_FAILED);
2194 qla82xx_idc_unlock(ha);
2195 qla_printk(KERN_INFO, ha, "HW State: FAILED\n");
2203 if (qla25xx_setup_mode(base_vha)) {
2204 qla_printk(KERN_WARNING, ha,
2205 "Can't create queues, falling back to single"
2211 if (ha->flags.running_gold_fw)
2215 * Startup the kernel thread for this host adapter
2217 ha->dpc_thread = kthread_create(qla2x00_do_dpc, ha,
2218 "%s_dpc", base_vha->host_str);
2219 if (IS_ERR(ha->dpc_thread)) {
2220 qla_printk(KERN_WARNING, ha,
2221 "Unable to start DPC thread!\n");
2222 ret = PTR_ERR(ha->dpc_thread);
2227 list_add_tail(&base_vha->list, &ha->vp_list);
2228 base_vha->host->irq = ha->pdev->irq;
2230 /* Initialized the timer */
2231 qla2x00_start_timer(base_vha, qla2x00_timer, WATCH_INTERVAL);
2233 DEBUG2(printk("DEBUG: detect hba %ld at address = %p\n",
2234 base_vha->host_no, ha));
2236 if ((IS_QLA25XX(ha) || IS_QLA81XX(ha)) && ql2xenabledif) {
2237 if (ha->fw_attributes & BIT_4) {
2238 base_vha->flags.difdix_supported = 1;
2239 DEBUG18(qla_printk(KERN_INFO, ha,
2240 "Registering for DIF/DIX type 1 and 3"
2242 scsi_host_set_prot(host,
2243 SHOST_DIF_TYPE1_PROTECTION
2244 | SHOST_DIF_TYPE2_PROTECTION
2245 | SHOST_DIF_TYPE3_PROTECTION
2246 | SHOST_DIX_TYPE1_PROTECTION
2247 | SHOST_DIX_TYPE2_PROTECTION
2248 | SHOST_DIX_TYPE3_PROTECTION);
2249 scsi_host_set_guard(host, SHOST_DIX_GUARD_CRC);
2251 base_vha->flags.difdix_supported = 0;
2254 ha->isp_ops->enable_intrs(ha);
2256 ret = scsi_add_host(host, &pdev->dev);
2260 base_vha->flags.init_done = 1;
2261 base_vha->flags.online = 1;
2263 scsi_scan_host(host);
2265 qla2x00_alloc_sysfs_attr(base_vha);
2267 qla2x00_init_host_attr(base_vha);
2269 qla2x00_dfs_setup(base_vha);
2271 qla_printk(KERN_INFO, ha, "\n"
2272 " QLogic Fibre Channel HBA Driver: %s\n"
2274 " ISP%04X: %s @ %s hdma%c, host#=%ld, fw=%s\n",
2275 qla2x00_version_str, ha->model_number,
2276 ha->model_desc ? ha->model_desc : "", pdev->device,
2277 ha->isp_ops->pci_info_str(base_vha, pci_info), pci_name(pdev),
2278 ha->flags.enable_64bit_addressing ? '+' : '-', base_vha->host_no,
2279 ha->isp_ops->fw_version_str(base_vha, fw_str));
2284 qla2x00_free_req_que(ha, req);
2285 qla2x00_free_rsp_que(ha, rsp);
2286 ha->max_req_queues = ha->max_rsp_queues = 0;
2289 if (base_vha->timer_active)
2290 qla2x00_stop_timer(base_vha);
2291 base_vha->flags.online = 0;
2292 if (ha->dpc_thread) {
2293 struct task_struct *t = ha->dpc_thread;
2295 ha->dpc_thread = NULL;
2299 qla2x00_free_device(base_vha);
2301 scsi_host_put(base_vha->host);
2304 if (IS_QLA82XX(ha)) {
2305 qla82xx_idc_lock(ha);
2306 qla82xx_clear_drv_active(ha);
2307 qla82xx_idc_unlock(ha);
2308 iounmap((device_reg_t __iomem *)ha->nx_pcibase);
2310 iounmap((device_reg_t __iomem *)ha->nxdb_wr_ptr);
2313 iounmap(ha->iobase);
2315 pci_release_selected_regions(ha->pdev, ha->bars);
2320 pci_disable_device(pdev);
2325 qla2x00_shutdown(struct pci_dev *pdev)
2327 scsi_qla_host_t *vha;
2328 struct qla_hw_data *ha;
2330 vha = pci_get_drvdata(pdev);
2333 /* Turn-off FCE trace */
2334 if (ha->flags.fce_enabled) {
2335 qla2x00_disable_fce_trace(vha, NULL, NULL);
2336 ha->flags.fce_enabled = 0;
2339 /* Turn-off EFT trace */
2341 qla2x00_disable_eft_trace(vha);
2343 /* Stop currently executing firmware. */
2344 qla2x00_try_to_stop_firmware(vha);
2346 /* Turn adapter off line */
2347 vha->flags.online = 0;
2349 /* turn-off interrupts on the card */
2350 if (ha->interrupts_on) {
2351 vha->flags.init_done = 0;
2352 ha->isp_ops->disable_intrs(ha);
2355 qla2x00_free_irqs(vha);
2357 qla2x00_free_fw_dump(ha);
2361 qla2x00_remove_one(struct pci_dev *pdev)
2363 scsi_qla_host_t *base_vha, *vha;
2364 struct qla_hw_data *ha;
2365 unsigned long flags;
2367 base_vha = pci_get_drvdata(pdev);
2370 spin_lock_irqsave(&ha->vport_slock, flags);
2371 list_for_each_entry(vha, &ha->vp_list, list) {
2372 atomic_inc(&vha->vref_count);
2374 if (vha && vha->fc_vport) {
2375 spin_unlock_irqrestore(&ha->vport_slock, flags);
2377 fc_vport_terminate(vha->fc_vport);
2379 spin_lock_irqsave(&ha->vport_slock, flags);
2382 atomic_dec(&vha->vref_count);
2384 spin_unlock_irqrestore(&ha->vport_slock, flags);
2386 set_bit(UNLOADING, &base_vha->dpc_flags);
2388 qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16);
2390 qla2x00_dfs_remove(base_vha);
2392 qla84xx_put_chip(base_vha);
2395 if (base_vha->timer_active)
2396 qla2x00_stop_timer(base_vha);
2398 base_vha->flags.online = 0;
2400 /* Flush the work queue and remove it */
2402 flush_workqueue(ha->wq);
2403 destroy_workqueue(ha->wq);
2407 /* Kill the kernel thread for this host */
2408 if (ha->dpc_thread) {
2409 struct task_struct *t = ha->dpc_thread;
2412 * qla2xxx_wake_dpc checks for ->dpc_thread
2413 * so we need to zero it out.
2415 ha->dpc_thread = NULL;
2419 qla2x00_free_sysfs_attr(base_vha);
2421 fc_remove_host(base_vha->host);
2423 scsi_remove_host(base_vha->host);
2425 qla2x00_free_device(base_vha);
2427 scsi_host_put(base_vha->host);
2429 if (IS_QLA82XX(ha)) {
2430 qla82xx_idc_lock(ha);
2431 qla82xx_clear_drv_active(ha);
2432 qla82xx_idc_unlock(ha);
2434 iounmap((device_reg_t __iomem *)ha->nx_pcibase);
2436 iounmap((device_reg_t __iomem *)ha->nxdb_wr_ptr);
2439 iounmap(ha->iobase);
2442 iounmap(ha->mqiobase);
2445 pci_release_selected_regions(ha->pdev, ha->bars);
2449 pci_disable_pcie_error_reporting(pdev);
2451 pci_disable_device(pdev);
2452 pci_set_drvdata(pdev, NULL);
2456 qla2x00_free_device(scsi_qla_host_t *vha)
2458 struct qla_hw_data *ha = vha->hw;
2460 qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16);
2463 if (vha->timer_active)
2464 qla2x00_stop_timer(vha);
2466 /* Kill the kernel thread for this host */
2467 if (ha->dpc_thread) {
2468 struct task_struct *t = ha->dpc_thread;
2471 * qla2xxx_wake_dpc checks for ->dpc_thread
2472 * so we need to zero it out.
2474 ha->dpc_thread = NULL;
2478 qla25xx_delete_queues(vha);
2480 if (ha->flags.fce_enabled)
2481 qla2x00_disable_fce_trace(vha, NULL, NULL);
2484 qla2x00_disable_eft_trace(vha);
2486 /* Stop currently executing firmware. */
2487 qla2x00_try_to_stop_firmware(vha);
2489 vha->flags.online = 0;
2491 /* turn-off interrupts on the card */
2492 if (ha->interrupts_on) {
2493 vha->flags.init_done = 0;
2494 ha->isp_ops->disable_intrs(ha);
2497 qla2x00_free_irqs(vha);
2499 qla2x00_free_fcports(vha);
2501 qla2x00_mem_free(ha);
2503 qla2x00_free_queues(ha);
2506 void qla2x00_free_fcports(struct scsi_qla_host *vha)
2508 fc_port_t *fcport, *tfcport;
2510 list_for_each_entry_safe(fcport, tfcport, &vha->vp_fcports, list) {
2511 list_del(&fcport->list);
2518 qla2x00_schedule_rport_del(struct scsi_qla_host *vha, fc_port_t *fcport,
2521 struct fc_rport *rport;
2522 scsi_qla_host_t *base_vha;
2527 rport = fcport->rport;
2529 base_vha = pci_get_drvdata(vha->hw->pdev);
2530 spin_lock_irq(vha->host->host_lock);
2531 fcport->drport = rport;
2532 spin_unlock_irq(vha->host->host_lock);
2533 set_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags);
2534 qla2xxx_wake_dpc(base_vha);
2536 fc_remote_port_delete(rport);
2540 * qla2x00_mark_device_lost Updates fcport state when device goes offline.
2542 * Input: ha = adapter block pointer. fcport = port structure pointer.
2548 void qla2x00_mark_device_lost(scsi_qla_host_t *vha, fc_port_t *fcport,
2549 int do_login, int defer)
2551 if (atomic_read(&fcport->state) == FCS_ONLINE &&
2552 vha->vp_idx == fcport->vp_idx) {
2553 atomic_set(&fcport->state, FCS_DEVICE_LOST);
2554 qla2x00_schedule_rport_del(vha, fcport, defer);
2557 * We may need to retry the login, so don't change the state of the
2558 * port but do the retries.
2560 if (atomic_read(&fcport->state) != FCS_DEVICE_DEAD)
2561 atomic_set(&fcport->state, FCS_DEVICE_LOST);
2566 if (fcport->login_retry == 0) {
2567 fcport->login_retry = vha->hw->login_retry_count;
2568 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
2570 DEBUG(printk("scsi(%ld): Port login retry: "
2571 "%02x%02x%02x%02x%02x%02x%02x%02x, "
2572 "id = 0x%04x retry cnt=%d\n",
2574 fcport->port_name[0],
2575 fcport->port_name[1],
2576 fcport->port_name[2],
2577 fcport->port_name[3],
2578 fcport->port_name[4],
2579 fcport->port_name[5],
2580 fcport->port_name[6],
2581 fcport->port_name[7],
2583 fcport->login_retry));
2588 * qla2x00_mark_all_devices_lost
2589 * Updates fcport state when device goes offline.
2592 * ha = adapter block pointer.
2593 * fcport = port structure pointer.
2601 qla2x00_mark_all_devices_lost(scsi_qla_host_t *vha, int defer)
2605 list_for_each_entry(fcport, &vha->vp_fcports, list) {
2606 if (vha->vp_idx != 0 && vha->vp_idx != fcport->vp_idx)
2610 * No point in marking the device as lost, if the device is
2613 if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD)
2615 if (atomic_read(&fcport->state) == FCS_ONLINE) {
2617 qla2x00_schedule_rport_del(vha, fcport, defer);
2618 else if (vha->vp_idx == fcport->vp_idx)
2619 qla2x00_schedule_rport_del(vha, fcport, defer);
2621 atomic_set(&fcport->state, FCS_DEVICE_LOST);
2627 * Allocates adapter memory.
2634 qla2x00_mem_alloc(struct qla_hw_data *ha, uint16_t req_len, uint16_t rsp_len,
2635 struct req_que **req, struct rsp_que **rsp)
2639 ha->init_cb = dma_alloc_coherent(&ha->pdev->dev, ha->init_cb_size,
2640 &ha->init_cb_dma, GFP_KERNEL);
2644 ha->gid_list = dma_alloc_coherent(&ha->pdev->dev, GID_LIST_SIZE,
2645 &ha->gid_list_dma, GFP_KERNEL);
2647 goto fail_free_init_cb;
2649 ha->srb_mempool = mempool_create_slab_pool(SRB_MIN_REQ, srb_cachep);
2650 if (!ha->srb_mempool)
2651 goto fail_free_gid_list;
2653 if (IS_QLA82XX(ha)) {
2654 /* Allocate cache for CT6 Ctx. */
2656 ctx_cachep = kmem_cache_create("qla2xxx_ctx",
2657 sizeof(struct ct6_dsd), 0,
2658 SLAB_HWCACHE_ALIGN, NULL);
2660 goto fail_free_gid_list;
2662 ha->ctx_mempool = mempool_create_slab_pool(SRB_MIN_REQ,
2664 if (!ha->ctx_mempool)
2665 goto fail_free_srb_mempool;
2668 /* Get memory for cached NVRAM */
2669 ha->nvram = kzalloc(MAX_NVRAM_SIZE, GFP_KERNEL);
2671 goto fail_free_ctx_mempool;
2673 snprintf(name, sizeof(name), "%s_%d", QLA2XXX_DRIVER_NAME,
2675 ha->s_dma_pool = dma_pool_create(name, &ha->pdev->dev,
2676 DMA_POOL_SIZE, 8, 0);
2677 if (!ha->s_dma_pool)
2678 goto fail_free_nvram;
2680 if (IS_QLA82XX(ha) || ql2xenabledif) {
2681 ha->dl_dma_pool = dma_pool_create(name, &ha->pdev->dev,
2682 DSD_LIST_DMA_POOL_SIZE, 8, 0);
2683 if (!ha->dl_dma_pool) {
2684 qla_printk(KERN_WARNING, ha,
2685 "Memory Allocation failed - dl_dma_pool\n");
2686 goto fail_s_dma_pool;
2689 ha->fcp_cmnd_dma_pool = dma_pool_create(name, &ha->pdev->dev,
2690 FCP_CMND_DMA_POOL_SIZE, 8, 0);
2691 if (!ha->fcp_cmnd_dma_pool) {
2692 qla_printk(KERN_WARNING, ha,
2693 "Memory Allocation failed - fcp_cmnd_dma_pool\n");
2694 goto fail_dl_dma_pool;
2698 /* Allocate memory for SNS commands */
2699 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
2700 /* Get consistent memory allocated for SNS commands */
2701 ha->sns_cmd = dma_alloc_coherent(&ha->pdev->dev,
2702 sizeof(struct sns_cmd_pkt), &ha->sns_cmd_dma, GFP_KERNEL);
2706 /* Get consistent memory allocated for MS IOCB */
2707 ha->ms_iocb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
2711 /* Get consistent memory allocated for CT SNS commands */
2712 ha->ct_sns = dma_alloc_coherent(&ha->pdev->dev,
2713 sizeof(struct ct_sns_pkt), &ha->ct_sns_dma, GFP_KERNEL);
2715 goto fail_free_ms_iocb;
2718 /* Allocate memory for request ring */
2719 *req = kzalloc(sizeof(struct req_que), GFP_KERNEL);
2721 DEBUG(printk("Unable to allocate memory for req\n"));
2724 (*req)->length = req_len;
2725 (*req)->ring = dma_alloc_coherent(&ha->pdev->dev,
2726 ((*req)->length + 1) * sizeof(request_t),
2727 &(*req)->dma, GFP_KERNEL);
2728 if (!(*req)->ring) {
2729 DEBUG(printk("Unable to allocate memory for req_ring\n"));
2732 /* Allocate memory for response ring */
2733 *rsp = kzalloc(sizeof(struct rsp_que), GFP_KERNEL);
2735 qla_printk(KERN_WARNING, ha,
2736 "Unable to allocate memory for rsp\n");
2740 (*rsp)->length = rsp_len;
2741 (*rsp)->ring = dma_alloc_coherent(&ha->pdev->dev,
2742 ((*rsp)->length + 1) * sizeof(response_t),
2743 &(*rsp)->dma, GFP_KERNEL);
2744 if (!(*rsp)->ring) {
2745 qla_printk(KERN_WARNING, ha,
2746 "Unable to allocate memory for rsp_ring\n");
2751 /* Allocate memory for NVRAM data for vports */
2752 if (ha->nvram_npiv_size) {
2753 ha->npiv_info = kzalloc(sizeof(struct qla_npiv_entry) *
2754 ha->nvram_npiv_size, GFP_KERNEL);
2755 if (!ha->npiv_info) {
2756 qla_printk(KERN_WARNING, ha,
2757 "Unable to allocate memory for npiv info\n");
2758 goto fail_npiv_info;
2761 ha->npiv_info = NULL;
2763 /* Get consistent memory allocated for EX-INIT-CB. */
2764 if (IS_QLA8XXX_TYPE(ha)) {
2765 ha->ex_init_cb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
2766 &ha->ex_init_cb_dma);
2767 if (!ha->ex_init_cb)
2768 goto fail_ex_init_cb;
2771 INIT_LIST_HEAD(&ha->gbl_dsd_list);
2773 /* Get consistent memory allocated for Async Port-Database. */
2774 if (!IS_FWI2_CAPABLE(ha)) {
2775 ha->async_pd = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
2781 INIT_LIST_HEAD(&ha->vp_list);
2785 dma_pool_free(ha->s_dma_pool, ha->ex_init_cb, ha->ex_init_cb_dma);
2787 kfree(ha->npiv_info);
2789 dma_free_coherent(&ha->pdev->dev, ((*rsp)->length + 1) *
2790 sizeof(response_t), (*rsp)->ring, (*rsp)->dma);
2791 (*rsp)->ring = NULL;
2796 dma_free_coherent(&ha->pdev->dev, ((*req)->length + 1) *
2797 sizeof(request_t), (*req)->ring, (*req)->dma);
2798 (*req)->ring = NULL;
2803 dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt),
2804 ha->ct_sns, ha->ct_sns_dma);
2808 dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma);
2810 ha->ms_iocb_dma = 0;
2812 if (IS_QLA82XX(ha) || ql2xenabledif) {
2813 dma_pool_destroy(ha->fcp_cmnd_dma_pool);
2814 ha->fcp_cmnd_dma_pool = NULL;
2817 if (IS_QLA82XX(ha) || ql2xenabledif) {
2818 dma_pool_destroy(ha->dl_dma_pool);
2819 ha->dl_dma_pool = NULL;
2822 dma_pool_destroy(ha->s_dma_pool);
2823 ha->s_dma_pool = NULL;
2827 fail_free_ctx_mempool:
2828 mempool_destroy(ha->ctx_mempool);
2829 ha->ctx_mempool = NULL;
2830 fail_free_srb_mempool:
2831 mempool_destroy(ha->srb_mempool);
2832 ha->srb_mempool = NULL;
2834 dma_free_coherent(&ha->pdev->dev, GID_LIST_SIZE, ha->gid_list,
2836 ha->gid_list = NULL;
2837 ha->gid_list_dma = 0;
2839 dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, ha->init_cb,
2842 ha->init_cb_dma = 0;
2844 DEBUG(printk("%s: Memory allocation failure\n", __func__));
2849 * qla2x00_free_fw_dump
2850 * Frees fw dump stuff.
2853 * ha = adapter block pointer.
2856 qla2x00_free_fw_dump(struct qla_hw_data *ha)
2859 dma_free_coherent(&ha->pdev->dev, FCE_SIZE, ha->fce,
2864 dma_free_coherent(&ha->pdev->dev,
2865 ntohl(ha->fw_dump->eft_size), ha->eft, ha->eft_dma);
2874 ha->fw_dump_reading = 0;
2879 * Frees all adapter allocated memory.
2882 * ha = adapter block pointer.
2885 qla2x00_mem_free(struct qla_hw_data *ha)
2887 qla2x00_free_fw_dump(ha);
2889 if (ha->srb_mempool)
2890 mempool_destroy(ha->srb_mempool);
2893 dma_free_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE,
2894 ha->dcbx_tlv, ha->dcbx_tlv_dma);
2897 dma_free_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE,
2898 ha->xgmac_data, ha->xgmac_data_dma);
2901 dma_free_coherent(&ha->pdev->dev, sizeof(struct sns_cmd_pkt),
2902 ha->sns_cmd, ha->sns_cmd_dma);
2905 dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt),
2906 ha->ct_sns, ha->ct_sns_dma);
2909 dma_pool_free(ha->s_dma_pool, ha->sfp_data, ha->sfp_data_dma);
2912 dma_pool_free(ha->s_dma_pool, ha->edc_data, ha->edc_data_dma);
2915 dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma);
2918 dma_pool_free(ha->s_dma_pool,
2919 ha->ex_init_cb, ha->ex_init_cb_dma);
2922 dma_pool_free(ha->s_dma_pool, ha->async_pd, ha->async_pd_dma);
2925 dma_pool_destroy(ha->s_dma_pool);
2928 dma_free_coherent(&ha->pdev->dev, GID_LIST_SIZE, ha->gid_list,
2931 if (IS_QLA82XX(ha)) {
2932 if (!list_empty(&ha->gbl_dsd_list)) {
2933 struct dsd_dma *dsd_ptr, *tdsd_ptr;
2935 /* clean up allocated prev pool */
2936 list_for_each_entry_safe(dsd_ptr,
2937 tdsd_ptr, &ha->gbl_dsd_list, list) {
2938 dma_pool_free(ha->dl_dma_pool,
2939 dsd_ptr->dsd_addr, dsd_ptr->dsd_list_dma);
2940 list_del(&dsd_ptr->list);
2946 if (ha->dl_dma_pool)
2947 dma_pool_destroy(ha->dl_dma_pool);
2949 if (ha->fcp_cmnd_dma_pool)
2950 dma_pool_destroy(ha->fcp_cmnd_dma_pool);
2952 if (ha->ctx_mempool)
2953 mempool_destroy(ha->ctx_mempool);
2956 dma_free_coherent(&ha->pdev->dev, ha->init_cb_size,
2957 ha->init_cb, ha->init_cb_dma);
2958 vfree(ha->optrom_buffer);
2960 kfree(ha->npiv_info);
2962 ha->srb_mempool = NULL;
2963 ha->ctx_mempool = NULL;
2965 ha->sns_cmd_dma = 0;
2969 ha->ms_iocb_dma = 0;
2971 ha->init_cb_dma = 0;
2972 ha->ex_init_cb = NULL;
2973 ha->ex_init_cb_dma = 0;
2974 ha->async_pd = NULL;
2975 ha->async_pd_dma = 0;
2977 ha->s_dma_pool = NULL;
2978 ha->dl_dma_pool = NULL;
2979 ha->fcp_cmnd_dma_pool = NULL;
2981 ha->gid_list = NULL;
2982 ha->gid_list_dma = 0;
2985 struct scsi_qla_host *qla2x00_create_host(struct scsi_host_template *sht,
2986 struct qla_hw_data *ha)
2988 struct Scsi_Host *host;
2989 struct scsi_qla_host *vha = NULL;
2991 host = scsi_host_alloc(sht, sizeof(scsi_qla_host_t));
2994 "qla2xxx: Couldn't allocate host from scsi layer!\n");
2998 /* Clear our data area */
2999 vha = shost_priv(host);
3000 memset(vha, 0, sizeof(scsi_qla_host_t));
3003 vha->host_no = host->host_no;
3006 INIT_LIST_HEAD(&vha->vp_fcports);
3007 INIT_LIST_HEAD(&vha->work_list);
3008 INIT_LIST_HEAD(&vha->list);
3010 spin_lock_init(&vha->work_lock);
3012 sprintf(vha->host_str, "%s_%ld", QLA2XXX_DRIVER_NAME, vha->host_no);
3019 static struct qla_work_evt *
3020 qla2x00_alloc_work(struct scsi_qla_host *vha, enum qla_work_type type)
3022 struct qla_work_evt *e;
3025 QLA_VHA_MARK_BUSY(vha, bail);
3029 e = kzalloc(sizeof(struct qla_work_evt), GFP_ATOMIC);
3031 QLA_VHA_MARK_NOT_BUSY(vha);
3035 INIT_LIST_HEAD(&e->list);
3037 e->flags = QLA_EVT_FLAG_FREE;
3042 qla2x00_post_work(struct scsi_qla_host *vha, struct qla_work_evt *e)
3044 unsigned long flags;
3046 spin_lock_irqsave(&vha->work_lock, flags);
3047 list_add_tail(&e->list, &vha->work_list);
3048 spin_unlock_irqrestore(&vha->work_lock, flags);
3049 qla2xxx_wake_dpc(vha);
3055 qla2x00_post_aen_work(struct scsi_qla_host *vha, enum fc_host_event_code code,
3058 struct qla_work_evt *e;
3060 e = qla2x00_alloc_work(vha, QLA_EVT_AEN);
3062 return QLA_FUNCTION_FAILED;
3064 e->u.aen.code = code;
3065 e->u.aen.data = data;
3066 return qla2x00_post_work(vha, e);
3070 qla2x00_post_idc_ack_work(struct scsi_qla_host *vha, uint16_t *mb)
3072 struct qla_work_evt *e;
3074 e = qla2x00_alloc_work(vha, QLA_EVT_IDC_ACK);
3076 return QLA_FUNCTION_FAILED;
3078 memcpy(e->u.idc_ack.mb, mb, QLA_IDC_ACK_REGS * sizeof(uint16_t));
3079 return qla2x00_post_work(vha, e);
3082 #define qla2x00_post_async_work(name, type) \
3083 int qla2x00_post_async_##name##_work( \
3084 struct scsi_qla_host *vha, \
3085 fc_port_t *fcport, uint16_t *data) \
3087 struct qla_work_evt *e; \
3089 e = qla2x00_alloc_work(vha, type); \
3091 return QLA_FUNCTION_FAILED; \
3093 e->u.logio.fcport = fcport; \
3095 e->u.logio.data[0] = data[0]; \
3096 e->u.logio.data[1] = data[1]; \
3098 return qla2x00_post_work(vha, e); \
3101 qla2x00_post_async_work(login, QLA_EVT_ASYNC_LOGIN);
3102 qla2x00_post_async_work(login_done, QLA_EVT_ASYNC_LOGIN_DONE);
3103 qla2x00_post_async_work(logout, QLA_EVT_ASYNC_LOGOUT);
3104 qla2x00_post_async_work(logout_done, QLA_EVT_ASYNC_LOGOUT_DONE);
3105 qla2x00_post_async_work(adisc, QLA_EVT_ASYNC_ADISC);
3106 qla2x00_post_async_work(adisc_done, QLA_EVT_ASYNC_ADISC_DONE);
3109 qla2x00_post_uevent_work(struct scsi_qla_host *vha, u32 code)
3111 struct qla_work_evt *e;
3113 e = qla2x00_alloc_work(vha, QLA_EVT_UEVENT);
3115 return QLA_FUNCTION_FAILED;
3117 e->u.uevent.code = code;
3118 return qla2x00_post_work(vha, e);
3122 qla2x00_uevent_emit(struct scsi_qla_host *vha, u32 code)
3124 char event_string[40];
3125 char *envp[] = { event_string, NULL };
3128 case QLA_UEVENT_CODE_FW_DUMP:
3129 snprintf(event_string, sizeof(event_string), "FW_DUMP=%ld",
3136 kobject_uevent_env(&vha->hw->pdev->dev.kobj, KOBJ_CHANGE, envp);
3140 qla2x00_do_work(struct scsi_qla_host *vha)
3142 struct qla_work_evt *e, *tmp;
3143 unsigned long flags;
3146 spin_lock_irqsave(&vha->work_lock, flags);
3147 list_splice_init(&vha->work_list, &work);
3148 spin_unlock_irqrestore(&vha->work_lock, flags);
3150 list_for_each_entry_safe(e, tmp, &work, list) {
3151 list_del_init(&e->list);
3155 fc_host_post_event(vha->host, fc_get_event_number(),
3156 e->u.aen.code, e->u.aen.data);
3158 case QLA_EVT_IDC_ACK:
3159 qla81xx_idc_ack(vha, e->u.idc_ack.mb);
3161 case QLA_EVT_ASYNC_LOGIN:
3162 qla2x00_async_login(vha, e->u.logio.fcport,
3165 case QLA_EVT_ASYNC_LOGIN_DONE:
3166 qla2x00_async_login_done(vha, e->u.logio.fcport,
3169 case QLA_EVT_ASYNC_LOGOUT:
3170 qla2x00_async_logout(vha, e->u.logio.fcport);
3172 case QLA_EVT_ASYNC_LOGOUT_DONE:
3173 qla2x00_async_logout_done(vha, e->u.logio.fcport,
3176 case QLA_EVT_ASYNC_ADISC:
3177 qla2x00_async_adisc(vha, e->u.logio.fcport,
3180 case QLA_EVT_ASYNC_ADISC_DONE:
3181 qla2x00_async_adisc_done(vha, e->u.logio.fcport,
3184 case QLA_EVT_UEVENT:
3185 qla2x00_uevent_emit(vha, e->u.uevent.code);
3188 if (e->flags & QLA_EVT_FLAG_FREE)
3191 /* For each work completed decrement vha ref count */
3192 QLA_VHA_MARK_NOT_BUSY(vha);
3196 /* Relogins all the fcports of a vport
3197 * Context: dpc thread
3199 void qla2x00_relogin(struct scsi_qla_host *vha)
3203 uint16_t next_loopid = 0;
3204 struct qla_hw_data *ha = vha->hw;
3207 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3209 * If the port is not ONLINE then try to login
3210 * to it if we haven't run out of retries.
3212 if (atomic_read(&fcport->state) != FCS_ONLINE &&
3213 fcport->login_retry && !(fcport->flags & FCF_ASYNC_SENT)) {
3214 fcport->login_retry--;
3215 if (fcport->flags & FCF_FABRIC_DEVICE) {
3216 if (fcport->flags & FCF_FCP2_DEVICE)
3217 ha->isp_ops->fabric_logout(vha,
3219 fcport->d_id.b.domain,
3220 fcport->d_id.b.area,
3221 fcport->d_id.b.al_pa);
3223 if (IS_ALOGIO_CAPABLE(ha)) {
3224 fcport->flags |= FCF_ASYNC_SENT;
3226 data[1] = QLA_LOGIO_LOGIN_RETRIED;
3227 status = qla2x00_post_async_login_work(
3229 if (status == QLA_SUCCESS)
3231 /* Attempt a retry. */
3234 status = qla2x00_fabric_login(vha,
3235 fcport, &next_loopid);
3237 status = qla2x00_local_device_login(vha,
3240 if (status == QLA_SUCCESS) {
3241 fcport->old_loop_id = fcport->loop_id;
3243 DEBUG(printk("scsi(%ld): port login OK: logged "
3244 "in ID 0x%x\n", vha->host_no, fcport->loop_id));
3246 qla2x00_update_fcport(vha, fcport);
3248 } else if (status == 1) {
3249 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
3250 /* retry the login again */
3251 DEBUG(printk("scsi(%ld): Retrying"
3252 " %d login again loop_id 0x%x\n",
3253 vha->host_no, fcport->login_retry,
3256 fcport->login_retry = 0;
3259 if (fcport->login_retry == 0 && status != QLA_SUCCESS)
3260 fcport->loop_id = FC_NO_LOOP_ID;
3262 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
3267 /**************************************************************************
3269 * This kernel thread is a task that is schedule by the interrupt handler
3270 * to perform the background processing for interrupts.
3273 * This task always run in the context of a kernel thread. It
3274 * is kick-off by the driver's detect code and starts up
3275 * up one per adapter. It immediately goes to sleep and waits for
3276 * some fibre event. When either the interrupt handler or
3277 * the timer routine detects a event it will one of the task
3278 * bits then wake us up.
3279 **************************************************************************/
3281 qla2x00_do_dpc(void *data)
3284 scsi_qla_host_t *base_vha;
3285 struct qla_hw_data *ha;
3287 ha = (struct qla_hw_data *)data;
3288 base_vha = pci_get_drvdata(ha->pdev);
3290 set_user_nice(current, -20);
3292 while (!kthread_should_stop()) {
3293 DEBUG3(printk("qla2x00: DPC handler sleeping\n"));
3295 set_current_state(TASK_INTERRUPTIBLE);
3297 __set_current_state(TASK_RUNNING);
3299 DEBUG3(printk("qla2x00: DPC handler waking up\n"));
3301 /* Initialization not yet finished. Don't do anything yet. */
3302 if (!base_vha->flags.init_done)
3305 if (ha->flags.eeh_busy) {
3306 DEBUG17(qla_printk(KERN_WARNING, ha,
3307 "qla2x00_do_dpc: dpc_flags: %lx\n",
3308 base_vha->dpc_flags));
3312 DEBUG3(printk("scsi(%ld): DPC handler\n", base_vha->host_no));
3316 if (ha->flags.mbox_busy) {
3321 qla2x00_do_work(base_vha);
3323 if (IS_QLA82XX(ha)) {
3324 if (test_and_clear_bit(ISP_UNRECOVERABLE,
3325 &base_vha->dpc_flags)) {
3326 qla82xx_idc_lock(ha);
3327 qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
3328 QLA82XX_DEV_FAILED);
3329 qla82xx_idc_unlock(ha);
3330 qla_printk(KERN_INFO, ha,
3331 "HW State: FAILED\n");
3332 qla82xx_device_state_handler(base_vha);
3336 if (test_and_clear_bit(FCOE_CTX_RESET_NEEDED,
3337 &base_vha->dpc_flags)) {
3339 DEBUG(printk(KERN_INFO
3340 "scsi(%ld): dpc: sched "
3341 "qla82xx_fcoe_ctx_reset ha = %p\n",
3342 base_vha->host_no, ha));
3343 if (!(test_and_set_bit(ABORT_ISP_ACTIVE,
3344 &base_vha->dpc_flags))) {
3345 if (qla82xx_fcoe_ctx_reset(base_vha)) {
3346 /* FCoE-ctx reset failed.
3347 * Escalate to chip-reset
3349 set_bit(ISP_ABORT_NEEDED,
3350 &base_vha->dpc_flags);
3352 clear_bit(ABORT_ISP_ACTIVE,
3353 &base_vha->dpc_flags);
3356 DEBUG(printk("scsi(%ld): dpc:"
3357 " qla82xx_fcoe_ctx_reset end\n",
3358 base_vha->host_no));
3362 if (test_and_clear_bit(ISP_ABORT_NEEDED,
3363 &base_vha->dpc_flags)) {
3365 DEBUG(printk("scsi(%ld): dpc: sched "
3366 "qla2x00_abort_isp ha = %p\n",
3367 base_vha->host_no, ha));
3368 if (!(test_and_set_bit(ABORT_ISP_ACTIVE,
3369 &base_vha->dpc_flags))) {
3371 if (ha->isp_ops->abort_isp(base_vha)) {
3372 /* failed. retry later */
3373 set_bit(ISP_ABORT_NEEDED,
3374 &base_vha->dpc_flags);
3376 clear_bit(ABORT_ISP_ACTIVE,
3377 &base_vha->dpc_flags);
3380 DEBUG(printk("scsi(%ld): dpc: qla2x00_abort_isp end\n",
3381 base_vha->host_no));
3384 if (test_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags)) {
3385 qla2x00_update_fcports(base_vha);
3386 clear_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags);
3389 if (test_and_clear_bit(RESET_MARKER_NEEDED,
3390 &base_vha->dpc_flags) &&
3391 (!(test_and_set_bit(RESET_ACTIVE, &base_vha->dpc_flags)))) {
3393 DEBUG(printk("scsi(%ld): qla2x00_reset_marker()\n",
3394 base_vha->host_no));
3396 qla2x00_rst_aen(base_vha);
3397 clear_bit(RESET_ACTIVE, &base_vha->dpc_flags);
3400 /* Retry each device up to login retry count */
3401 if ((test_and_clear_bit(RELOGIN_NEEDED,
3402 &base_vha->dpc_flags)) &&
3403 !test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags) &&
3404 atomic_read(&base_vha->loop_state) != LOOP_DOWN) {
3406 DEBUG(printk("scsi(%ld): qla2x00_port_login()\n",
3407 base_vha->host_no));
3408 qla2x00_relogin(base_vha);
3410 DEBUG(printk("scsi(%ld): qla2x00_port_login - end\n",
3411 base_vha->host_no));
3414 if (test_and_clear_bit(LOOP_RESYNC_NEEDED,
3415 &base_vha->dpc_flags)) {
3417 DEBUG(printk("scsi(%ld): qla2x00_loop_resync()\n",
3418 base_vha->host_no));
3420 if (!(test_and_set_bit(LOOP_RESYNC_ACTIVE,
3421 &base_vha->dpc_flags))) {
3423 rval = qla2x00_loop_resync(base_vha);
3425 clear_bit(LOOP_RESYNC_ACTIVE,
3426 &base_vha->dpc_flags);
3429 DEBUG(printk("scsi(%ld): qla2x00_loop_resync - end\n",
3430 base_vha->host_no));
3433 if (test_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags) &&
3434 atomic_read(&base_vha->loop_state) == LOOP_READY) {
3435 clear_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags);
3436 qla2xxx_flash_npiv_conf(base_vha);
3439 if (!ha->interrupts_on)
3440 ha->isp_ops->enable_intrs(ha);
3442 if (test_and_clear_bit(BEACON_BLINK_NEEDED,
3443 &base_vha->dpc_flags))
3444 ha->isp_ops->beacon_blink(base_vha);
3446 qla2x00_do_dpc_all_vps(base_vha);
3449 } /* End of while(1) */
3451 DEBUG(printk("scsi(%ld): DPC handler exiting\n", base_vha->host_no));
3454 * Make sure that nobody tries to wake us up again.
3458 /* Cleanup any residual CTX SRBs. */
3459 qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16);
3465 qla2xxx_wake_dpc(struct scsi_qla_host *vha)
3467 struct qla_hw_data *ha = vha->hw;
3468 struct task_struct *t = ha->dpc_thread;
3470 if (!test_bit(UNLOADING, &vha->dpc_flags) && t)
3476 * Processes asynchronous reset.
3479 * ha = adapter block pointer.
3482 qla2x00_rst_aen(scsi_qla_host_t *vha)
3484 if (vha->flags.online && !vha->flags.reset_active &&
3485 !atomic_read(&vha->loop_down_timer) &&
3486 !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))) {
3488 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
3491 * Issue marker command only when we are going to start
3494 vha->marker_needed = 1;
3495 } while (!atomic_read(&vha->loop_down_timer) &&
3496 (test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags)));
3501 qla2x00_sp_free_dma(srb_t *sp)
3503 struct scsi_cmnd *cmd = sp->cmd;
3504 struct qla_hw_data *ha = sp->fcport->vha->hw;
3506 if (sp->flags & SRB_DMA_VALID) {
3507 scsi_dma_unmap(cmd);
3508 sp->flags &= ~SRB_DMA_VALID;
3511 if (sp->flags & SRB_CRC_PROT_DMA_VALID) {
3512 dma_unmap_sg(&ha->pdev->dev, scsi_prot_sglist(cmd),
3513 scsi_prot_sg_count(cmd), cmd->sc_data_direction);
3514 sp->flags &= ~SRB_CRC_PROT_DMA_VALID;
3517 if (sp->flags & SRB_CRC_CTX_DSD_VALID) {
3518 /* List assured to be having elements */
3519 qla2x00_clean_dsd_pool(ha, sp);
3520 sp->flags &= ~SRB_CRC_CTX_DSD_VALID;
3523 if (sp->flags & SRB_CRC_CTX_DMA_VALID) {
3524 dma_pool_free(ha->dl_dma_pool, sp->ctx,
3525 ((struct crc_context *)sp->ctx)->crc_ctx_dma);
3526 sp->flags &= ~SRB_CRC_CTX_DMA_VALID;
3533 qla2x00_sp_final_compl(struct qla_hw_data *ha, srb_t *sp)
3535 struct scsi_cmnd *cmd = sp->cmd;
3537 qla2x00_sp_free_dma(sp);
3539 if (sp->flags & SRB_FCP_CMND_DMA_VALID) {
3540 struct ct6_dsd *ctx = sp->ctx;
3541 dma_pool_free(ha->fcp_cmnd_dma_pool, ctx->fcp_cmnd,
3543 list_splice(&ctx->dsd_list, &ha->gbl_dsd_list);
3544 ha->gbl_dsd_inuse -= ctx->dsd_use_cnt;
3545 ha->gbl_dsd_avail += ctx->dsd_use_cnt;
3546 mempool_free(sp->ctx, ha->ctx_mempool);
3550 mempool_free(sp, ha->srb_mempool);
3551 cmd->scsi_done(cmd);
3555 qla2x00_sp_compl(struct qla_hw_data *ha, srb_t *sp)
3557 if (atomic_read(&sp->ref_count) == 0) {
3558 DEBUG2(qla_printk(KERN_WARNING, ha,
3559 "SP reference-count to ZERO -- sp=%p\n", sp));
3563 if (!atomic_dec_and_test(&sp->ref_count))
3565 qla2x00_sp_final_compl(ha, sp);
3568 /**************************************************************************
3574 * Context: Interrupt
3575 ***************************************************************************/
3577 qla2x00_timer(scsi_qla_host_t *vha)
3579 unsigned long cpu_flags = 0;
3584 struct qla_hw_data *ha = vha->hw;
3585 struct req_que *req;
3587 if (ha->flags.eeh_busy) {
3588 qla2x00_restart_timer(vha, WATCH_INTERVAL);
3593 qla82xx_watchdog(vha);
3595 /* Hardware read to raise pending EEH errors during mailbox waits. */
3596 if (!pci_channel_offline(ha->pdev))
3597 pci_read_config_word(ha->pdev, PCI_VENDOR_ID, &w);
3599 /* Loop down handler. */
3600 if (atomic_read(&vha->loop_down_timer) > 0 &&
3601 !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))
3602 && vha->flags.online) {
3604 if (atomic_read(&vha->loop_down_timer) ==
3605 vha->loop_down_abort_time) {
3607 DEBUG(printk("scsi(%ld): Loop Down - aborting the "
3608 "queues before time expire\n",
3611 if (!IS_QLA2100(ha) && vha->link_down_timeout)
3612 atomic_set(&vha->loop_state, LOOP_DEAD);
3615 * Schedule an ISP abort to return any FCP2-device
3618 /* NPIV - scan physical port only */
3620 spin_lock_irqsave(&ha->hardware_lock,
3622 req = ha->req_q_map[0];
3624 index < MAX_OUTSTANDING_COMMANDS;
3628 sp = req->outstanding_cmds[index];
3631 if (sp->ctx && !IS_PROT_IO(sp))
3634 if (!(sfcp->flags & FCF_FCP2_DEVICE))
3637 set_bit(ISP_ABORT_NEEDED,
3641 spin_unlock_irqrestore(&ha->hardware_lock,
3647 /* if the loop has been down for 4 minutes, reinit adapter */
3648 if (atomic_dec_and_test(&vha->loop_down_timer) != 0) {
3649 if (!(vha->device_flags & DFLG_NO_CABLE)) {
3650 DEBUG(printk("scsi(%ld): Loop down - "
3653 qla_printk(KERN_WARNING, ha,
3654 "Loop down - aborting ISP.\n");
3656 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
3659 DEBUG3(printk("scsi(%ld): Loop Down - seconds remaining %d\n",
3661 atomic_read(&vha->loop_down_timer)));
3664 /* Check if beacon LED needs to be blinked */
3665 if (ha->beacon_blink_led == 1) {
3666 set_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags);
3670 /* Process any deferred work. */
3671 if (!list_empty(&vha->work_list))
3674 /* Schedule the DPC routine if needed */
3675 if ((test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
3676 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags) ||
3677 test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags) ||
3679 test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags) ||
3680 test_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags) ||
3681 test_bit(ISP_UNRECOVERABLE, &vha->dpc_flags) ||
3682 test_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags) ||
3683 test_bit(VP_DPC_NEEDED, &vha->dpc_flags) ||
3684 test_bit(RELOGIN_NEEDED, &vha->dpc_flags)))
3685 qla2xxx_wake_dpc(vha);
3687 qla2x00_restart_timer(vha, WATCH_INTERVAL);
3690 /* Firmware interface routines. */
3693 #define FW_ISP21XX 0
3694 #define FW_ISP22XX 1
3695 #define FW_ISP2300 2
3696 #define FW_ISP2322 3
3697 #define FW_ISP24XX 4
3698 #define FW_ISP25XX 5
3699 #define FW_ISP81XX 6
3700 #define FW_ISP82XX 7
3702 #define FW_FILE_ISP21XX "ql2100_fw.bin"
3703 #define FW_FILE_ISP22XX "ql2200_fw.bin"
3704 #define FW_FILE_ISP2300 "ql2300_fw.bin"
3705 #define FW_FILE_ISP2322 "ql2322_fw.bin"
3706 #define FW_FILE_ISP24XX "ql2400_fw.bin"
3707 #define FW_FILE_ISP25XX "ql2500_fw.bin"
3708 #define FW_FILE_ISP81XX "ql8100_fw.bin"
3709 #define FW_FILE_ISP82XX "ql8200_fw.bin"
3711 static DEFINE_MUTEX(qla_fw_lock);
3713 static struct fw_blob qla_fw_blobs[FW_BLOBS] = {
3714 { .name = FW_FILE_ISP21XX, .segs = { 0x1000, 0 }, },
3715 { .name = FW_FILE_ISP22XX, .segs = { 0x1000, 0 }, },
3716 { .name = FW_FILE_ISP2300, .segs = { 0x800, 0 }, },
3717 { .name = FW_FILE_ISP2322, .segs = { 0x800, 0x1c000, 0x1e000, 0 }, },
3718 { .name = FW_FILE_ISP24XX, },
3719 { .name = FW_FILE_ISP25XX, },
3720 { .name = FW_FILE_ISP81XX, },
3721 { .name = FW_FILE_ISP82XX, },
3725 qla2x00_request_firmware(scsi_qla_host_t *vha)
3727 struct qla_hw_data *ha = vha->hw;
3728 struct fw_blob *blob;
3731 if (IS_QLA2100(ha)) {
3732 blob = &qla_fw_blobs[FW_ISP21XX];
3733 } else if (IS_QLA2200(ha)) {
3734 blob = &qla_fw_blobs[FW_ISP22XX];
3735 } else if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
3736 blob = &qla_fw_blobs[FW_ISP2300];
3737 } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) {
3738 blob = &qla_fw_blobs[FW_ISP2322];
3739 } else if (IS_QLA24XX_TYPE(ha)) {
3740 blob = &qla_fw_blobs[FW_ISP24XX];
3741 } else if (IS_QLA25XX(ha)) {
3742 blob = &qla_fw_blobs[FW_ISP25XX];
3743 } else if (IS_QLA81XX(ha)) {
3744 blob = &qla_fw_blobs[FW_ISP81XX];
3745 } else if (IS_QLA82XX(ha)) {
3746 blob = &qla_fw_blobs[FW_ISP82XX];
3749 mutex_lock(&qla_fw_lock);
3753 if (request_firmware(&blob->fw, blob->name, &ha->pdev->dev)) {
3754 DEBUG2(printk("scsi(%ld): Failed to load firmware image "
3755 "(%s).\n", vha->host_no, blob->name));
3762 mutex_unlock(&qla_fw_lock);
3767 qla2x00_release_firmware(void)
3771 mutex_lock(&qla_fw_lock);
3772 for (idx = 0; idx < FW_BLOBS; idx++)
3773 if (qla_fw_blobs[idx].fw)
3774 release_firmware(qla_fw_blobs[idx].fw);
3775 mutex_unlock(&qla_fw_lock);
3778 static pci_ers_result_t
3779 qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
3781 scsi_qla_host_t *vha = pci_get_drvdata(pdev);
3782 struct qla_hw_data *ha = vha->hw;
3784 DEBUG2(qla_printk(KERN_WARNING, ha, "error_detected:state %x\n",
3788 case pci_channel_io_normal:
3789 ha->flags.eeh_busy = 0;
3790 return PCI_ERS_RESULT_CAN_RECOVER;
3791 case pci_channel_io_frozen:
3792 ha->flags.eeh_busy = 1;
3793 /* For ISP82XX complete any pending mailbox cmd */
3794 if (IS_QLA82XX(ha)) {
3795 ha->flags.fw_hung = 1;
3796 if (ha->flags.mbox_busy) {
3797 ha->flags.mbox_int = 1;
3798 DEBUG2(qla_printk(KERN_ERR, ha,
3799 "Due to pci channel io frozen, doing premature "
3800 "completion of mbx command\n"));
3801 complete(&ha->mbx_intr_comp);
3804 qla2x00_free_irqs(vha);
3805 pci_disable_device(pdev);
3806 /* Return back all IOs */
3807 qla2x00_abort_all_cmds(vha, DID_RESET << 16);
3808 return PCI_ERS_RESULT_NEED_RESET;
3809 case pci_channel_io_perm_failure:
3810 ha->flags.pci_channel_io_perm_failure = 1;
3811 qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16);
3812 return PCI_ERS_RESULT_DISCONNECT;
3814 return PCI_ERS_RESULT_NEED_RESET;
3817 static pci_ers_result_t
3818 qla2xxx_pci_mmio_enabled(struct pci_dev *pdev)
3820 int risc_paused = 0;
3822 unsigned long flags;
3823 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
3824 struct qla_hw_data *ha = base_vha->hw;
3825 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
3826 struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24;
3829 return PCI_ERS_RESULT_RECOVERED;
3831 spin_lock_irqsave(&ha->hardware_lock, flags);
3832 if (IS_QLA2100(ha) || IS_QLA2200(ha)){
3833 stat = RD_REG_DWORD(®->hccr);
3834 if (stat & HCCR_RISC_PAUSE)
3836 } else if (IS_QLA23XX(ha)) {
3837 stat = RD_REG_DWORD(®->u.isp2300.host_status);
3838 if (stat & HSR_RISC_PAUSED)
3840 } else if (IS_FWI2_CAPABLE(ha)) {
3841 stat = RD_REG_DWORD(®24->host_status);
3842 if (stat & HSRX_RISC_PAUSED)
3845 spin_unlock_irqrestore(&ha->hardware_lock, flags);
3848 qla_printk(KERN_INFO, ha, "RISC paused -- mmio_enabled, "
3849 "Dumping firmware!\n");
3850 ha->isp_ops->fw_dump(base_vha, 0);
3852 return PCI_ERS_RESULT_NEED_RESET;
3854 return PCI_ERS_RESULT_RECOVERED;
3857 uint32_t qla82xx_error_recovery(scsi_qla_host_t *base_vha)
3859 uint32_t rval = QLA_FUNCTION_FAILED;
3860 uint32_t drv_active = 0;
3861 struct qla_hw_data *ha = base_vha->hw;
3863 struct pci_dev *other_pdev = NULL;
3865 DEBUG17(qla_printk(KERN_INFO, ha,
3866 "scsi(%ld): In qla82xx_error_recovery\n", base_vha->host_no));
3868 set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
3870 if (base_vha->flags.online) {
3871 /* Abort all outstanding commands,
3872 * so as to be requeued later */
3873 qla2x00_abort_isp_cleanup(base_vha);
3877 fn = PCI_FUNC(ha->pdev->devfn);
3880 DEBUG17(qla_printk(KERN_INFO, ha,
3881 "Finding pci device at function = 0x%x\n", fn));
3883 pci_get_domain_bus_and_slot(pci_domain_nr(ha->pdev->bus),
3884 ha->pdev->bus->number, PCI_DEVFN(PCI_SLOT(ha->pdev->devfn),
3889 if (atomic_read(&other_pdev->enable_cnt)) {
3890 DEBUG17(qla_printk(KERN_INFO, ha,
3891 "Found PCI func availabe and enabled at 0x%x\n",
3893 pci_dev_put(other_pdev);
3896 pci_dev_put(other_pdev);
3901 DEBUG17(qla_printk(KERN_INFO, ha,
3902 "This devfn is reset owner = 0x%x\n", ha->pdev->devfn));
3903 qla82xx_idc_lock(ha);
3905 qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
3906 QLA82XX_DEV_INITIALIZING);
3908 qla82xx_wr_32(ha, QLA82XX_CRB_DRV_IDC_VERSION,
3909 QLA82XX_IDC_VERSION);
3911 drv_active = qla82xx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE);
3912 DEBUG17(qla_printk(KERN_INFO, ha,
3913 "drv_active = 0x%x\n", drv_active));
3915 qla82xx_idc_unlock(ha);
3916 /* Reset if device is not already reset
3917 * drv_active would be 0 if a reset has already been done
3920 rval = qla82xx_start_firmware(base_vha);
3923 qla82xx_idc_lock(ha);
3925 if (rval != QLA_SUCCESS) {
3926 qla_printk(KERN_INFO, ha, "HW State: FAILED\n");
3927 qla82xx_clear_drv_active(ha);
3928 qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
3929 QLA82XX_DEV_FAILED);
3931 qla_printk(KERN_INFO, ha, "HW State: READY\n");
3932 qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
3934 qla82xx_idc_unlock(ha);
3935 ha->flags.fw_hung = 0;
3936 rval = qla82xx_restart_isp(base_vha);
3937 qla82xx_idc_lock(ha);
3938 /* Clear driver state register */
3939 qla82xx_wr_32(ha, QLA82XX_CRB_DRV_STATE, 0);
3940 qla82xx_set_drv_active(base_vha);
3942 qla82xx_idc_unlock(ha);
3944 DEBUG17(qla_printk(KERN_INFO, ha,
3945 "This devfn is not reset owner = 0x%x\n", ha->pdev->devfn));
3946 if ((qla82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE) ==
3947 QLA82XX_DEV_READY)) {
3948 ha->flags.fw_hung = 0;
3949 rval = qla82xx_restart_isp(base_vha);
3950 qla82xx_idc_lock(ha);
3951 qla82xx_set_drv_active(base_vha);
3952 qla82xx_idc_unlock(ha);
3955 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
3960 static pci_ers_result_t
3961 qla2xxx_pci_slot_reset(struct pci_dev *pdev)
3963 pci_ers_result_t ret = PCI_ERS_RESULT_DISCONNECT;
3964 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
3965 struct qla_hw_data *ha = base_vha->hw;
3966 struct rsp_que *rsp;
3967 int rc, retries = 10;
3969 DEBUG17(qla_printk(KERN_WARNING, ha, "slot_reset\n"));
3971 /* Workaround: qla2xxx driver which access hardware earlier
3972 * needs error state to be pci_channel_io_online.
3973 * Otherwise mailbox command timesout.
3975 pdev->error_state = pci_channel_io_normal;
3977 pci_restore_state(pdev);
3979 /* pci_restore_state() clears the saved_state flag of the device
3980 * save restored state which resets saved_state flag
3982 pci_save_state(pdev);
3985 rc = pci_enable_device_mem(pdev);
3987 rc = pci_enable_device(pdev);
3990 qla_printk(KERN_WARNING, ha,
3991 "Can't re-enable PCI device after reset.\n");
3992 goto exit_slot_reset;
3995 rsp = ha->rsp_q_map[0];
3996 if (qla2x00_request_irqs(ha, rsp))
3997 goto exit_slot_reset;
3999 if (ha->isp_ops->pci_config(base_vha))
4000 goto exit_slot_reset;
4002 if (IS_QLA82XX(ha)) {
4003 if (qla82xx_error_recovery(base_vha) == QLA_SUCCESS) {
4004 ret = PCI_ERS_RESULT_RECOVERED;
4005 goto exit_slot_reset;
4007 goto exit_slot_reset;
4010 while (ha->flags.mbox_busy && retries--)
4013 set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
4014 if (ha->isp_ops->abort_isp(base_vha) == QLA_SUCCESS)
4015 ret = PCI_ERS_RESULT_RECOVERED;
4016 clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
4020 DEBUG17(qla_printk(KERN_WARNING, ha,
4021 "slot_reset-return:ret=%x\n", ret));
4027 qla2xxx_pci_resume(struct pci_dev *pdev)
4029 scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
4030 struct qla_hw_data *ha = base_vha->hw;
4033 DEBUG17(qla_printk(KERN_WARNING, ha, "pci_resume\n"));
4035 ret = qla2x00_wait_for_hba_online(base_vha);
4036 if (ret != QLA_SUCCESS) {
4037 qla_printk(KERN_ERR, ha,
4038 "the device failed to resume I/O "
4039 "from slot/link_reset");
4042 pci_cleanup_aer_uncorrect_error_status(pdev);
4044 ha->flags.eeh_busy = 0;
4047 static struct pci_error_handlers qla2xxx_err_handler = {
4048 .error_detected = qla2xxx_pci_error_detected,
4049 .mmio_enabled = qla2xxx_pci_mmio_enabled,
4050 .slot_reset = qla2xxx_pci_slot_reset,
4051 .resume = qla2xxx_pci_resume,
4054 static struct pci_device_id qla2xxx_pci_tbl[] = {
4055 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2100) },
4056 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2200) },
4057 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2300) },
4058 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2312) },
4059 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2322) },
4060 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6312) },
4061 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP6322) },
4062 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2422) },
4063 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2432) },
4064 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8432) },
4065 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5422) },
4066 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5432) },
4067 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2532) },
4068 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8001) },
4069 { PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8021) },
4072 MODULE_DEVICE_TABLE(pci, qla2xxx_pci_tbl);
4074 static struct pci_driver qla2xxx_pci_driver = {
4075 .name = QLA2XXX_DRIVER_NAME,
4077 .owner = THIS_MODULE,
4079 .id_table = qla2xxx_pci_tbl,
4080 .probe = qla2x00_probe_one,
4081 .remove = qla2x00_remove_one,
4082 .shutdown = qla2x00_shutdown,
4083 .err_handler = &qla2xxx_err_handler,
4086 static struct file_operations apidev_fops = {
4087 .owner = THIS_MODULE,
4088 .llseek = noop_llseek,
4092 * qla2x00_module_init - Module initialization.
4095 qla2x00_module_init(void)
4099 /* Allocate cache for SRBs. */
4100 srb_cachep = kmem_cache_create("qla2xxx_srbs", sizeof(srb_t), 0,
4101 SLAB_HWCACHE_ALIGN, NULL);
4102 if (srb_cachep == NULL) {
4104 "qla2xxx: Unable to allocate SRB cache...Failing load!\n");
4108 /* Derive version string. */
4109 strcpy(qla2x00_version_str, QLA2XXX_VERSION);
4110 if (ql2xextended_error_logging)
4111 strcat(qla2x00_version_str, "-debug");
4113 qla2xxx_transport_template =
4114 fc_attach_transport(&qla2xxx_transport_functions);
4115 if (!qla2xxx_transport_template) {
4116 kmem_cache_destroy(srb_cachep);
4120 apidev_major = register_chrdev(0, QLA2XXX_APIDEV, &apidev_fops);
4121 if (apidev_major < 0) {
4122 printk(KERN_WARNING "qla2xxx: Unable to register char device "
4123 "%s\n", QLA2XXX_APIDEV);
4126 qla2xxx_transport_vport_template =
4127 fc_attach_transport(&qla2xxx_transport_vport_functions);
4128 if (!qla2xxx_transport_vport_template) {
4129 kmem_cache_destroy(srb_cachep);
4130 fc_release_transport(qla2xxx_transport_template);
4134 printk(KERN_INFO "QLogic Fibre Channel HBA Driver: %s\n",
4135 qla2x00_version_str);
4136 ret = pci_register_driver(&qla2xxx_pci_driver);
4138 kmem_cache_destroy(srb_cachep);
4139 fc_release_transport(qla2xxx_transport_template);
4140 fc_release_transport(qla2xxx_transport_vport_template);
4146 * qla2x00_module_exit - Module cleanup.
4149 qla2x00_module_exit(void)
4151 unregister_chrdev(apidev_major, QLA2XXX_APIDEV);
4152 pci_unregister_driver(&qla2xxx_pci_driver);
4153 qla2x00_release_firmware();
4154 kmem_cache_destroy(srb_cachep);
4156 kmem_cache_destroy(ctx_cachep);
4157 fc_release_transport(qla2xxx_transport_template);
4158 fc_release_transport(qla2xxx_transport_vport_template);
4161 module_init(qla2x00_module_init);
4162 module_exit(qla2x00_module_exit);
4164 MODULE_AUTHOR("QLogic Corporation");
4165 MODULE_DESCRIPTION("QLogic Fibre Channel HBA Driver");
4166 MODULE_LICENSE("GPL");
4167 MODULE_VERSION(QLA2XXX_VERSION);
4168 MODULE_FIRMWARE(FW_FILE_ISP21XX);
4169 MODULE_FIRMWARE(FW_FILE_ISP22XX);
4170 MODULE_FIRMWARE(FW_FILE_ISP2300);
4171 MODULE_FIRMWARE(FW_FILE_ISP2322);
4172 MODULE_FIRMWARE(FW_FILE_ISP24XX);
4173 MODULE_FIRMWARE(FW_FILE_ISP25XX);