diff options
Diffstat (limited to 'drivers/scsi/lpfc')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc.h | 27 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_attr.c | 88 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_bsg.c | 37 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_crtn.h | 14 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_ct.c | 3 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_debugfs.c | 1539 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_debugfs.h | 125 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_els.c | 35 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_hbadisc.c | 227 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_hw.h | 8 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_hw4.h | 300 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_init.c | 296 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_logmsg.h | 1 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_mbox.c | 80 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_scsi.c | 245 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_sli.c | 751 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_sli.h | 18 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_sli4.h | 50 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_version.h | 2 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_vport.c | 16 |
20 files changed, 3459 insertions, 403 deletions
diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h index 0441361..bb4c8e0 100644 --- a/drivers/scsi/lpfc/lpfc.h +++ b/drivers/scsi/lpfc/lpfc.h @@ -680,6 +680,9 @@ struct lpfc_hba { uint32_t cfg_enable_rrq; uint32_t cfg_topology; uint32_t cfg_link_speed; +#define LPFC_FCF_FOV 1 /* Fast fcf failover */ +#define LPFC_FCF_PRIORITY 2 /* Priority fcf failover */ + uint32_t cfg_fcf_failover_policy; uint32_t cfg_cr_delay; uint32_t cfg_cr_count; uint32_t cfg_multi_ring_support; @@ -843,17 +846,37 @@ struct lpfc_hba { struct dentry *debug_hbqinfo; struct dentry *debug_dumpHostSlim; struct dentry *debug_dumpHBASlim; - struct dentry *debug_dumpData; /* BlockGuard BPL*/ - struct dentry *debug_dumpDif; /* BlockGuard BPL*/ + struct dentry *debug_dumpData; /* BlockGuard BPL */ + struct dentry *debug_dumpDif; /* BlockGuard BPL */ + struct dentry *debug_InjErrLBA; /* LBA to inject errors at */ + struct dentry *debug_writeGuard; /* inject write guard_tag errors */ + struct dentry *debug_writeApp; /* inject write app_tag errors */ + struct dentry *debug_writeRef; /* inject write ref_tag errors */ + struct dentry *debug_readApp; /* inject read app_tag errors */ + struct dentry *debug_readRef; /* inject read ref_tag errors */ + + /* T10 DIF error injection */ + uint32_t lpfc_injerr_wgrd_cnt; + uint32_t lpfc_injerr_wapp_cnt; + uint32_t lpfc_injerr_wref_cnt; + uint32_t lpfc_injerr_rapp_cnt; + uint32_t lpfc_injerr_rref_cnt; + sector_t lpfc_injerr_lba; +#define LPFC_INJERR_LBA_OFF (sector_t)0xffffffffffffffff + struct dentry *debug_slow_ring_trc; struct lpfc_debugfs_trc *slow_ring_trc; atomic_t slow_ring_trc_cnt; /* iDiag debugfs sub-directory */ struct dentry *idiag_root; struct dentry *idiag_pci_cfg; + struct dentry *idiag_bar_acc; struct dentry *idiag_que_info; struct dentry *idiag_que_acc; struct dentry *idiag_drb_acc; + struct dentry *idiag_ctl_acc; + struct dentry *idiag_mbx_acc; + struct dentry *idiag_ext_acc; #endif /* Used for deferred freeing of ELS data buffers */ diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c index 80ca11c..d0ebaeb 100644 --- a/drivers/scsi/lpfc/lpfc_attr.c +++ b/drivers/scsi/lpfc/lpfc_attr.c @@ -23,6 +23,7 @@ #include <linux/delay.h> #include <linux/pci.h> #include <linux/interrupt.h> +#include <linux/module.h> #include <linux/aer.h> #include <linux/gfp.h> #include <linux/kernel.h> @@ -52,6 +53,13 @@ #define LPFC_MIN_DEVLOSS_TMO 1 #define LPFC_MAX_DEVLOSS_TMO 255 +/* + * Write key size should be multiple of 4. If write key is changed + * make sure that library write key is also changed. + */ +#define LPFC_REG_WRITE_KEY_SIZE 4 +#define LPFC_REG_WRITE_KEY "EMLX" + /** * lpfc_jedec_to_ascii - Hex to ascii convertor according to JEDEC rules * @incr: integer to convert. @@ -693,7 +701,7 @@ lpfc_selective_reset(struct lpfc_hba *phba) int rc; if (!phba->cfg_enable_hba_reset) - return -EIO; + return -EACCES; status = lpfc_do_offline(phba, LPFC_EVT_OFFLINE); @@ -742,9 +750,11 @@ lpfc_issue_reset(struct device *dev, struct device_attribute *attr, struct Scsi_Host *shost = class_to_shost(dev); struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; struct lpfc_hba *phba = vport->phba; - int status = -EINVAL; + if (!phba->cfg_enable_hba_reset) + return -EACCES; + if (strncmp(buf, "selective", sizeof("selective") - 1) == 0) status = phba->lpfc_selective_reset(phba); @@ -765,16 +775,21 @@ lpfc_issue_reset(struct device *dev, struct device_attribute *attr, * Returns: * zero for success **/ -static int +int lpfc_sli4_pdev_status_reg_wait(struct lpfc_hba *phba) { - struct lpfc_register portstat_reg; + struct lpfc_register portstat_reg = {0}; int i; - + msleep(100); lpfc_readl(phba->sli4_hba.u.if_type2.STATUSregaddr, &portstat_reg.word0); + /* verify if privilaged for the request operation */ + if (!bf_get(lpfc_sliport_status_rn, &portstat_reg) && + !bf_get(lpfc_sliport_status_err, &portstat_reg)) + return -EPERM; + /* wait for the SLI port firmware ready after firmware reset */ for (i = 0; i < LPFC_FW_RESET_MAXIMUM_WAIT_10MS_CNT; i++) { msleep(10); @@ -810,18 +825,24 @@ static ssize_t lpfc_sli4_pdev_reg_request(struct lpfc_hba *phba, uint32_t opcode) { struct completion online_compl; + struct pci_dev *pdev = phba->pcidev; uint32_t reg_val; int status = 0; int rc; if (!phba->cfg_enable_hba_reset) - return -EIO; + return -EACCES; if ((phba->sli_rev < LPFC_SLI_REV4) || (bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf) != LPFC_SLI_INTF_IF_TYPE_2)) return -EPERM; + /* Disable SR-IOV virtual functions if enabled */ + if (phba->cfg_sriov_nr_virtfn) { + pci_disable_sriov(pdev); + phba->cfg_sriov_nr_virtfn = 0; + } status = lpfc_do_offline(phba, LPFC_EVT_OFFLINE); if (status != 0) @@ -849,7 +870,7 @@ lpfc_sli4_pdev_reg_request(struct lpfc_hba *phba, uint32_t opcode) rc = lpfc_sli4_pdev_status_reg_wait(phba); if (rc) - return -EIO; + return rc; init_completion(&online_compl); rc = lpfc_workq_post_event(phba, &status, &online_compl, @@ -975,7 +996,7 @@ lpfc_board_mode_store(struct device *dev, struct device_attribute *attr, if (!status) return strlen(buf); else - return -EIO; + return status; } /** @@ -2184,6 +2205,9 @@ lpfc_param_show(enable_npiv); lpfc_param_init(enable_npiv, 1, 0, 1); static DEVICE_ATTR(lpfc_enable_npiv, S_IRUGO, lpfc_enable_npiv_show, NULL); +LPFC_ATTR_R(fcf_failover_policy, 1, 1, 2, + "FCF Fast failover=1 Priority failover=2"); + int lpfc_enable_rrq; module_param(lpfc_enable_rrq, int, S_IRUGO); MODULE_PARM_DESC(lpfc_enable_rrq, "Enable RRQ functionality"); @@ -3766,6 +3790,7 @@ struct device_attribute *lpfc_hba_attrs[] = { &dev_attr_lpfc_fdmi_on, &dev_attr_lpfc_max_luns, &dev_attr_lpfc_enable_npiv, + &dev_attr_lpfc_fcf_failover_policy, &dev_attr_lpfc_enable_rrq, &dev_attr_nport_evt_cnt, &dev_attr_board_mode, @@ -3872,18 +3897,23 @@ sysfs_ctlreg_write(struct file *filp, struct kobject *kobj, if ((off + count) > FF_REG_AREA_SIZE) return -ERANGE; - if (count == 0) return 0; + if (count <= LPFC_REG_WRITE_KEY_SIZE) + return 0; if (off % 4 || count % 4 || (unsigned long)buf % 4) return -EINVAL; - if (!(vport->fc_flag & FC_OFFLINE_MODE)) { + /* This is to protect HBA registers from accidental writes. */ + if (memcmp(buf, LPFC_REG_WRITE_KEY, LPFC_REG_WRITE_KEY_SIZE)) + return -EINVAL; + + if (!(vport->fc_flag & FC_OFFLINE_MODE)) return -EPERM; - } spin_lock_irq(&phba->hbalock); - for (buf_off = 0; buf_off < count; buf_off += sizeof(uint32_t)) - writel(*((uint32_t *)(buf + buf_off)), + for (buf_off = 0; buf_off < count - LPFC_REG_WRITE_KEY_SIZE; + buf_off += sizeof(uint32_t)) + writel(*((uint32_t *)(buf + buf_off + LPFC_REG_WRITE_KEY_SIZE)), phba->ctrl_regs_memmap_p + off + buf_off); spin_unlock_irq(&phba->hbalock); @@ -4084,8 +4114,10 @@ sysfs_mbox_read(struct file *filp, struct kobject *kobj, struct Scsi_Host *shost = class_to_shost(dev); struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; struct lpfc_hba *phba = vport->phba; - int rc; + LPFC_MBOXQ_t *mboxq; MAILBOX_t *pmb; + uint32_t mbox_tmo; + int rc; if (off > MAILBOX_CMD_SIZE) return -ERANGE; @@ -4110,7 +4142,8 @@ sysfs_mbox_read(struct file *filp, struct kobject *kobj, if (off == 0 && phba->sysfs_mbox.state == SMBOX_WRITING && phba->sysfs_mbox.offset >= 2 * sizeof(uint32_t)) { - pmb = &phba->sysfs_mbox.mbox->u.mb; + mboxq = (LPFC_MBOXQ_t *)&phba->sysfs_mbox.mbox; + pmb = &mboxq->u.mb; switch (pmb->mbxCommand) { /* Offline only */ case MBX_INIT_LINK: @@ -4220,9 +4253,8 @@ sysfs_mbox_read(struct file *filp, struct kobject *kobj, } else { spin_unlock_irq(&phba->hbalock); - rc = lpfc_sli_issue_mbox_wait (phba, - phba->sysfs_mbox.mbox, - lpfc_mbox_tmo_val(phba, pmb->mbxCommand) * HZ); + mbox_tmo = lpfc_mbox_tmo_val(phba, mboxq); + rc = lpfc_sli_issue_mbox_wait(phba, mboxq, mbox_tmo); spin_lock_irq(&phba->hbalock); } @@ -4467,9 +4499,10 @@ lpfc_get_host_fabric_name (struct Scsi_Host *shost) spin_lock_irq(shost->host_lock); - if ((vport->fc_flag & FC_FABRIC) || - ((phba->fc_topology == LPFC_TOPOLOGY_LOOP) && - (vport->fc_flag & FC_PUBLIC_LOOP))) + if ((vport->port_state > LPFC_FLOGI) && + ((vport->fc_flag & FC_FABRIC) || + ((phba->fc_topology == LPFC_TOPOLOGY_LOOP) && + (vport->fc_flag & FC_PUBLIC_LOOP)))) node_name = wwn_to_u64(phba->fc_fabparam.nodeName.u.wwn); else /* fabric is local port if there is no F/FL_Port */ @@ -4542,9 +4575,17 @@ lpfc_get_stats(struct Scsi_Host *shost) memset(hs, 0, sizeof (struct fc_host_statistics)); hs->tx_frames = pmb->un.varRdStatus.xmitFrameCnt; - hs->tx_words = (pmb->un.varRdStatus.xmitByteCnt * 256); + /* + * The MBX_READ_STATUS returns tx_k_bytes which has to + * converted to words + */ + hs->tx_words = (uint64_t) + ((uint64_t)pmb->un.varRdStatus.xmitByteCnt + * (uint64_t)256); hs->rx_frames = pmb->un.varRdStatus.rcvFrameCnt; - hs->rx_words = (pmb->un.varRdStatus.rcvByteCnt * 256); + hs->rx_words = (uint64_t) + ((uint64_t)pmb->un.varRdStatus.rcvByteCnt + * (uint64_t)256); memset(pmboxq, 0, sizeof (LPFC_MBOXQ_t)); pmb->mbxCommand = MBX_READ_LNK_STAT; @@ -4986,6 +5027,7 @@ lpfc_get_cfgparam(struct lpfc_hba *phba) lpfc_link_speed_init(phba, lpfc_link_speed); lpfc_poll_tmo_init(phba, lpfc_poll_tmo); lpfc_enable_npiv_init(phba, lpfc_enable_npiv); + lpfc_fcf_failover_policy_init(phba, lpfc_fcf_failover_policy); lpfc_enable_rrq_init(phba, lpfc_enable_rrq); lpfc_use_msi_init(phba, lpfc_use_msi); lpfc_fcp_imax_init(phba, lpfc_fcp_imax); diff --git a/drivers/scsi/lpfc/lpfc_bsg.c b/drivers/scsi/lpfc/lpfc_bsg.c index f46378f..6760c69 100644 --- a/drivers/scsi/lpfc/lpfc_bsg.c +++ b/drivers/scsi/lpfc/lpfc_bsg.c @@ -42,6 +42,7 @@ #include "lpfc.h" #include "lpfc_logmsg.h" #include "lpfc_crtn.h" +#include "lpfc_debugfs.h" #include "lpfc_vport.h" #include "lpfc_version.h" @@ -1566,7 +1567,7 @@ lpfc_sli3_bsg_diag_loopback_mode(struct lpfc_hba *phba, struct fc_bsg_job *job) uint32_t link_flags; uint32_t timeout; LPFC_MBOXQ_t *pmboxq; - int mbxstatus; + int mbxstatus = MBX_SUCCESS; int i = 0; int rc = 0; @@ -1740,7 +1741,7 @@ lpfc_sli4_bsg_diag_loopback_mode(struct lpfc_hba *phba, struct fc_bsg_job *job) uint32_t link_flags, timeout, req_len, alloc_len; struct lpfc_mbx_set_link_diag_loopback *link_diag_loopback; LPFC_MBOXQ_t *pmboxq = NULL; - int mbxstatus, i, rc = 0; + int mbxstatus = MBX_SUCCESS, i, rc = 0; /* no data to return just the return code */ job->reply->reply_payload_rcv_len = 0; @@ -3177,6 +3178,11 @@ lpfc_bsg_issue_mbox_ext_handle_job(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq) "(x%x/x%x) complete bsg job done, bsize:%d\n", phba->mbox_ext_buf_ctx.nembType, phba->mbox_ext_buf_ctx.mboxType, size); + lpfc_idiag_mbxacc_dump_bsg_mbox(phba, + phba->mbox_ext_buf_ctx.nembType, + phba->mbox_ext_buf_ctx.mboxType, + dma_ebuf, sta_pos_addr, + phba->mbox_ext_buf_ctx.mbx_dmabuf, 0); } else spin_unlock_irqrestore(&phba->ct_ev_lock, flags); @@ -3429,6 +3435,10 @@ lpfc_bsg_sli_cfg_read_cmd_ext(struct lpfc_hba *phba, struct fc_bsg_job *job, "ext_buf_cnt:%d\n", ext_buf_cnt); } + /* before dma descriptor setup */ + lpfc_idiag_mbxacc_dump_bsg_mbox(phba, nemb_tp, mbox_rd, dma_mbox, + sta_pre_addr, dmabuf, ext_buf_cnt); + /* reject non-embedded mailbox command with none external buffer */ if (ext_buf_cnt == 0) { rc = -EPERM; @@ -3476,6 +3486,10 @@ lpfc_bsg_sli_cfg_read_cmd_ext(struct lpfc_hba *phba, struct fc_bsg_job *job, } } + /* after dma descriptor setup */ + lpfc_idiag_mbxacc_dump_bsg_mbox(phba, nemb_tp, mbox_rd, dma_mbox, + sta_pos_addr, dmabuf, ext_buf_cnt); + /* construct base driver mbox command */ pmb = &pmboxq->u.mb; pmbx = (uint8_t *)dmabuf->virt; @@ -3590,12 +3604,20 @@ lpfc_bsg_sli_cfg_write_cmd_ext(struct lpfc_hba *phba, struct fc_bsg_job *job, "ext_buf_cnt:%d\n", ext_buf_cnt); } + /* before dma buffer descriptor setup */ + lpfc_idiag_mbxacc_dump_bsg_mbox(phba, nemb_tp, mbox_wr, dma_mbox, + sta_pre_addr, dmabuf, ext_buf_cnt); + if (ext_buf_cnt == 0) return -EPERM; /* for the first external buffer */ lpfc_bsg_sli_cfg_dma_desc_setup(phba, nemb_tp, 0, dmabuf, dmabuf); + /* after dma descriptor setup */ + lpfc_idiag_mbxacc_dump_bsg_mbox(phba, nemb_tp, mbox_wr, dma_mbox, + sta_pos_addr, dmabuf, ext_buf_cnt); + /* log for looking forward */ for (i = 1; i < ext_buf_cnt; i++) { if (nemb_tp == nemb_mse) @@ -3844,6 +3866,12 @@ lpfc_bsg_read_ebuf_get(struct lpfc_hba *phba, struct fc_bsg_job *job) dmabuf = list_first_entry(&phba->mbox_ext_buf_ctx.ext_dmabuf_list, struct lpfc_dmabuf, list); list_del_init(&dmabuf->list); + + /* after dma buffer descriptor setup */ + lpfc_idiag_mbxacc_dump_bsg_mbox(phba, phba->mbox_ext_buf_ctx.nembType, + mbox_rd, dma_ebuf, sta_pos_addr, + dmabuf, index); + pbuf = (uint8_t *)dmabuf->virt; job->reply->reply_payload_rcv_len = sg_copy_from_buffer(job->reply_payload.sg_list, @@ -3926,6 +3954,11 @@ lpfc_bsg_write_ebuf_set(struct lpfc_hba *phba, struct fc_bsg_job *job, dmabuf); list_add_tail(&dmabuf->list, &phba->mbox_ext_buf_ctx.ext_dmabuf_list); + /* after write dma buffer */ + lpfc_idiag_mbxacc_dump_bsg_mbox(phba, phba->mbox_ext_buf_ctx.nembType, + mbox_wr, dma_ebuf, sta_pos_addr, + dmabuf, index); + if (phba->mbox_ext_buf_ctx.seqNum == phba->mbox_ext_buf_ctx.numBuf) { lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC, "2968 SLI_CONFIG ext-buffer wr all %d " diff --git a/drivers/scsi/lpfc/lpfc_crtn.h b/drivers/scsi/lpfc/lpfc_crtn.h index 1e41af8..60f9534 100644 --- a/drivers/scsi/lpfc/lpfc_crtn.h +++ b/drivers/scsi/lpfc/lpfc_crtn.h @@ -209,7 +209,7 @@ void __lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *); void lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *); int lpfc_mbox_cmd_check(struct lpfc_hba *, LPFC_MBOXQ_t *); int lpfc_mbox_dev_check(struct lpfc_hba *); -int lpfc_mbox_tmo_val(struct lpfc_hba *, int); +int lpfc_mbox_tmo_val(struct lpfc_hba *, LPFC_MBOXQ_t *); void lpfc_init_vfi(struct lpfcMboxq *, struct lpfc_vport *); void lpfc_reg_vfi(struct lpfcMboxq *, struct lpfc_vport *, dma_addr_t); void lpfc_init_vpi(struct lpfc_hba *, struct lpfcMboxq *, uint16_t); @@ -235,9 +235,11 @@ int lpfc_sli4_redisc_fcf_table(struct lpfc_hba *); void lpfc_fcf_redisc_wait_start_timer(struct lpfc_hba *); void lpfc_sli4_fcf_dead_failthrough(struct lpfc_hba *); uint16_t lpfc_sli4_fcf_rr_next_index_get(struct lpfc_hba *); +void lpfc_sli4_set_fcf_flogi_fail(struct lpfc_hba *, uint16_t); int lpfc_sli4_fcf_rr_index_set(struct lpfc_hba *, uint16_t); void lpfc_sli4_fcf_rr_index_clear(struct lpfc_hba *, uint16_t); int lpfc_sli4_fcf_rr_next_proc(struct lpfc_vport *, uint16_t); +void lpfc_sli4_clear_fcf_rr_bmask(struct lpfc_hba *); int lpfc_mem_alloc(struct lpfc_hba *, int align); void lpfc_mem_free(struct lpfc_hba *); @@ -371,6 +373,10 @@ extern struct lpfc_hbq_init *lpfc_hbq_defs[]; /* SLI4 if_type 2 externs. */ int lpfc_sli4_alloc_resource_identifiers(struct lpfc_hba *); int lpfc_sli4_dealloc_resource_identifiers(struct lpfc_hba *); +int lpfc_sli4_get_allocated_extnts(struct lpfc_hba *, uint16_t, + uint16_t *, uint16_t *); +int lpfc_sli4_get_avail_extnt_rsrc(struct lpfc_hba *, uint16_t, + uint16_t *, uint16_t *); /* externs BlockGuard */ extern char *_dump_buf_data; @@ -437,7 +443,13 @@ void lpfc_cleanup_wt_rrqs(struct lpfc_hba *); void lpfc_cleanup_vports_rrqs(struct lpfc_vport *, struct lpfc_nodelist *); struct lpfc_node_rrq *lpfc_get_active_rrq(struct lpfc_vport *, uint16_t, uint32_t); +void lpfc_idiag_mbxacc_dump_bsg_mbox(struct lpfc_hba *, enum nemb_type, + enum mbox_type, enum dma_type, enum sta_type, + struct lpfc_dmabuf *, uint32_t); +void lpfc_idiag_mbxacc_dump_issue_mbox(struct lpfc_hba *, MAILBOX_t *); int lpfc_wr_object(struct lpfc_hba *, struct list_head *, uint32_t, uint32_t *); /* functions to support SR-IOV */ int lpfc_sli_probe_sriov_nr_virtfn(struct lpfc_hba *, int); uint16_t lpfc_sli_sriov_nr_virtfn_get(struct lpfc_hba *); +int lpfc_sli4_queue_create(struct lpfc_hba *); +void lpfc_sli4_queue_destroy(struct lpfc_hba *); diff --git a/drivers/scsi/lpfc/lpfc_ct.c b/drivers/scsi/lpfc/lpfc_ct.c index 779b88e..707081d 100644 --- a/drivers/scsi/lpfc/lpfc_ct.c +++ b/drivers/scsi/lpfc/lpfc_ct.c @@ -1856,6 +1856,9 @@ lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag) case 2: c = 'B'; break; + case 3: + c = 'X'; + break; default: c = 0; break; diff --git a/drivers/scsi/lpfc/lpfc_debugfs.c b/drivers/scsi/lpfc/lpfc_debugfs.c index ffe82d1..2838259 100644 --- a/drivers/scsi/lpfc/lpfc_debugfs.c +++ b/drivers/scsi/lpfc/lpfc_debugfs.c @@ -20,6 +20,7 @@ #include <linux/blkdev.h> #include <linux/delay.h> +#include <linux/module.h> #include <linux/dma-mapping.h> #include <linux/idr.h> #include <linux/interrupt.h> @@ -48,6 +49,7 @@ #include "lpfc_version.h" #include "lpfc_compat.h" #include "lpfc_debugfs.h" +#include "lpfc_bsg.h" #ifdef CONFIG_SCSI_LPFC_DEBUG_FS /* @@ -135,7 +137,11 @@ lpfc_debugfs_disc_trc_data(struct lpfc_vport *vport, char *buf, int size) int i, index, len, enable; uint32_t ms; struct lpfc_debugfs_trc *dtp; - char buffer[LPFC_DEBUG_TRC_ENTRY_SIZE]; + char *buffer; + + buffer = kmalloc(LPFC_DEBUG_TRC_ENTRY_SIZE, GFP_KERNEL); + if (!buffer) + return 0; enable = lpfc_debugfs_enable; lpfc_debugfs_enable = 0; @@ -167,6 +173,8 @@ lpfc_debugfs_disc_trc_data(struct lpfc_vport *vport, char *buf, int size) } lpfc_debugfs_enable = enable; + kfree(buffer); + return len; } @@ -195,8 +203,11 @@ lpfc_debugfs_slow_ring_trc_data(struct lpfc_hba *phba, char *buf, int size) int i, index, len, enable; uint32_t ms; struct lpfc_debugfs_trc *dtp; - char buffer[LPFC_DEBUG_TRC_ENTRY_SIZE]; + char *buffer; + buffer = kmalloc(LPFC_DEBUG_TRC_ENTRY_SIZE, GFP_KERNEL); + if (!buffer) + return 0; enable = lpfc_debugfs_enable; lpfc_debugfs_enable = 0; @@ -228,6 +239,8 @@ lpfc_debugfs_slow_ring_trc_data(struct lpfc_hba *phba, char *buf, int size) } lpfc_debugfs_enable = enable; + kfree(buffer); + return len; } @@ -378,7 +391,11 @@ lpfc_debugfs_dumpHBASlim_data(struct lpfc_hba *phba, char *buf, int size) int len = 0; int i, off; uint32_t *ptr; - char buffer[1024]; + char *buffer; + + buffer = kmalloc(1024, GFP_KERNEL); + if (!buffer) + return 0; off = 0; spin_lock_irq(&phba->hbalock); @@ -407,6 +424,8 @@ lpfc_debugfs_dumpHBASlim_data(struct lpfc_hba *phba, char *buf, int size) } spin_unlock_irq(&phba->hbalock); + kfree(buffer); + return len; } @@ -978,6 +997,85 @@ lpfc_debugfs_dumpDataDif_write(struct file *file, const char __user *buf, return nbytes; } +static int +lpfc_debugfs_dif_err_open(struct inode *inode, struct file *file) +{ + file->private_data = inode->i_private; + return 0; +} + +static ssize_t +lpfc_debugfs_dif_err_read(struct file *file, char __user *buf, + size_t nbytes, loff_t *ppos) +{ + struct dentry *dent = file->f_dentry; + struct lpfc_hba *phba = file->private_data; + char cbuf[16]; + int cnt = 0; + + if (dent == phba->debug_writeGuard) + cnt = snprintf(cbuf, 16, "%u\n", phba->lpfc_injerr_wgrd_cnt); + else if (dent == phba->debug_writeApp) + cnt = snprintf(cbuf, 16, "%u\n", phba->lpfc_injerr_wapp_cnt); + else if (dent == phba->debug_writeRef) + cnt = snprintf(cbuf, 16, "%u\n", phba->lpfc_injerr_wref_cnt); + else if (dent == phba->debug_readApp) + cnt = snprintf(cbuf, 16, "%u\n", phba->lpfc_injerr_rapp_cnt); + else if (dent == phba->debug_readRef) + cnt = snprintf(cbuf, 16, "%u\n", phba->lpfc_injerr_rref_cnt); + else if (dent == phba->debug_InjErrLBA) + cnt = snprintf(cbuf, 16, "0x%lx\n", + (unsigned long) phba->lpfc_injerr_lba); + else + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "0547 Unknown debugfs error injection entry\n"); + + return simple_read_from_buffer(buf, nbytes, ppos, &cbuf, cnt); +} + +static ssize_t +lpfc_debugfs_dif_err_write(struct file *file, const char __user *buf, + size_t nbytes, loff_t *ppos) +{ + struct dentry *dent = file->f_dentry; + struct lpfc_hba *phba = file->private_data; + char dstbuf[32]; + unsigned long tmp; + int size; + + memset(dstbuf, 0, 32); + size = (nbytes < 32) ? nbytes : 32; + if (copy_from_user(dstbuf, buf, size)) + return 0; + + if (strict_strtoul(dstbuf, 0, &tmp)) + return 0; + + if (dent == phba->debug_writeGuard) + phba->lpfc_injerr_wgrd_cnt = (uint32_t)tmp; + else if (dent == phba->debug_writeApp) + phba->lpfc_injerr_wapp_cnt = (uint32_t)tmp; + else if (dent == phba->debug_writeRef) + phba->lpfc_injerr_wref_cnt = (uint32_t)tmp; + else if (dent == phba->debug_readApp) + phba->lpfc_injerr_rapp_cnt = (uint32_t)tmp; + else if (dent == phba->debug_readRef) + phba->lpfc_injerr_rref_cnt = (uint32_t)tmp; + else if (dent == phba->debug_InjErrLBA) + phba->lpfc_injerr_lba = (sector_t)tmp; + else + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "0548 Unknown debugfs error injection entry\n"); + + return nbytes; +} + +static int +lpfc_debugfs_dif_err_release(struct inode *inode, struct file *file) +{ + return 0; +} + /** * lpfc_debugfs_nodelist_open - Open the nodelist debugfs file * @inode: The inode pointer that contains a vport pointer. @@ -1147,7 +1245,8 @@ static int lpfc_idiag_cmd_get(const char __user *buf, size_t nbytes, { char mybuf[64]; char *pbuf, *step_str; - int bsize, i; + int i; + size_t bsize; /* Protect copy from user */ if (!access_ok(VERIFY_READ, buf, nbytes)) @@ -1326,8 +1425,8 @@ lpfc_idiag_pcicfg_read(struct file *file, char __user *buf, size_t nbytes, return 0; if (idiag.cmd.opcode == LPFC_IDIAG_CMD_PCICFG_RD) { - where = idiag.cmd.data[0]; - count = idiag.cmd.data[1]; + where = idiag.cmd.data[IDIAG_PCICFG_WHERE_INDX]; + count = idiag.cmd.data[IDIAG_PCICFG_COUNT_INDX]; } else return 0; @@ -1372,6 +1471,11 @@ pcicfg_browse: len += snprintf(pbuffer+len, LPFC_PCI_CFG_SIZE-len, "%08x ", u32val); offset += sizeof(uint32_t); + if (offset >= LPFC_PCI_CFG_SIZE) { + len += snprintf(pbuffer+len, + LPFC_PCI_CFG_SIZE-len, "\n"); + break; + } index -= sizeof(uint32_t); if (!index) len += snprintf(pbuffer+len, LPFC_PCI_CFG_SIZE-len, @@ -1384,8 +1488,11 @@ pcicfg_browse: } /* Set up the offset for next portion of pci cfg read */ - idiag.offset.last_rd += LPFC_PCI_CFG_RD_SIZE; - if (idiag.offset.last_rd >= LPFC_PCI_CFG_SIZE) + if (index == 0) { + idiag.offset.last_rd += LPFC_PCI_CFG_RD_SIZE; + if (idiag.offset.last_rd >= LPFC_PCI_CFG_SIZE) + idiag.offset.last_rd = 0; + } else idiag.offset.last_rd = 0; return simple_read_from_buffer(buf, nbytes, ppos, pbuffer, len); @@ -1438,8 +1545,8 @@ lpfc_idiag_pcicfg_write(struct file *file, const char __user *buf, if (rc != LPFC_PCI_CFG_RD_CMD_ARG) goto error_out; /* Read command from PCI config space, set up command fields */ - where = idiag.cmd.data[0]; - count = idiag.cmd.data[1]; + where = idiag.cmd.data[IDIAG_PCICFG_WHERE_INDX]; + count = idiag.cmd.data[IDIAG_PCICFG_COUNT_INDX]; if (count == LPFC_PCI_CFG_BROWSE) { if (where % sizeof(uint32_t)) goto error_out; @@ -1474,9 +1581,9 @@ lpfc_idiag_pcicfg_write(struct file *file, const char __user *buf, if (rc != LPFC_PCI_CFG_WR_CMD_ARG) goto error_out; /* Write command to PCI config space, read-modify-write */ - where = idiag.cmd.data[0]; - count = idiag.cmd.data[1]; - value = idiag.cmd.data[2]; + where = idiag.cmd.data[IDIAG_PCICFG_WHERE_INDX]; + count = idiag.cmd.data[IDIAG_PCICFG_COUNT_INDX]; + value = idiag.cmd.data[IDIAG_PCICFG_VALUE_INDX]; /* Sanity checks */ if ((count != sizeof(uint8_t)) && (count != sizeof(uint16_t)) && @@ -1569,6 +1676,292 @@ error_out: } /** + * lpfc_idiag_baracc_read - idiag debugfs pci bar access read + * @file: The file pointer to read from. + * @buf: The buffer to copy the data to. + * @nbytes: The number of bytes to read. + * @ppos: The position in the file to start reading from. + * + * Description: + * This routine reads data from the @phba pci bar memory mapped space + * according to the idiag command, and copies to user @buf. + * + * Returns: + * This function returns the amount of data that was read (this could be less + * than @nbytes if the end of the file was reached) or a negative error value. + **/ +static ssize_t +lpfc_idiag_baracc_read(struct file *file, char __user *buf, size_t nbytes, + loff_t *ppos) +{ + struct lpfc_debug *debug = file->private_data; + struct lpfc_hba *phba = (struct lpfc_hba *)debug->i_private; + int offset_label, offset, offset_run, len = 0, index; + int bar_num, acc_range, bar_size; + char *pbuffer; + void __iomem *mem_mapped_bar; + uint32_t if_type; + struct pci_dev *pdev; + uint32_t u32val; + + pdev = phba->pcidev; + if (!pdev) + return 0; + + /* This is a user read operation */ + debug->op = LPFC_IDIAG_OP_RD; + + if (!debug->buffer) + debug->buffer = kmalloc(LPFC_PCI_BAR_RD_BUF_SIZE, GFP_KERNEL); + if (!debug->buffer) + return 0; + pbuffer = debug->buffer; + + if (*ppos) + return 0; + + if (idiag.cmd.opcode == LPFC_IDIAG_CMD_BARACC_RD) { + bar_num = idiag.cmd.data[IDIAG_BARACC_BAR_NUM_INDX]; + offset = idiag.cmd.data[IDIAG_BARACC_OFF_SET_INDX]; + acc_range = idiag.cmd.data[IDIAG_BARACC_ACC_MOD_INDX]; + bar_size = idiag.cmd.data[IDIAG_BARACC_BAR_SZE_INDX]; + } else + return 0; + + if (acc_range == 0) + return 0; + + if_type = bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf); + if (if_type == LPFC_SLI_INTF_IF_TYPE_0) { + if (bar_num == IDIAG_BARACC_BAR_0) + mem_mapped_bar = phba->sli4_hba.conf_regs_memmap_p; + else if (bar_num == IDIAG_BARACC_BAR_1) + mem_mapped_bar = phba->sli4_hba.ctrl_regs_memmap_p; + else if (bar_num == IDIAG_BARACC_BAR_2) + mem_mapped_bar = phba->sli4_hba.drbl_regs_memmap_p; + else + return 0; + } else if (if_type == LPFC_SLI_INTF_IF_TYPE_2) { + if (bar_num == IDIAG_BARACC_BAR_0) + mem_mapped_bar = phba->sli4_hba.conf_regs_memmap_p; + else + return 0; + } else + return 0; + + /* Read single PCI bar space register */ + if (acc_range == SINGLE_WORD) { + offset_run = offset; + u32val = readl(mem_mapped_bar + offset_run); + len += snprintf(pbuffer+len, LPFC_PCI_BAR_RD_BUF_SIZE-len, + "%05x: %08x\n", offset_run, u32val); + } else + goto baracc_browse; + + return simple_read_from_buffer(buf, nbytes, ppos, pbuffer, len); + +baracc_browse: + + /* Browse all PCI bar space registers */ + offset_label = idiag.offset.last_rd; + offset_run = offset_label; + + /* Read PCI bar memory mapped space */ + len += snprintf(pbuffer+len, LPFC_PCI_BAR_RD_BUF_SIZE-len, + "%05x: ", offset_label); + index = LPFC_PCI_BAR_RD_SIZE; + while (index > 0) { + u32val = readl(mem_mapped_bar + offset_run); + len += snprintf(pbuffer+len, LPFC_PCI_BAR_RD_BUF_SIZE-len, + "%08x ", u32val); + offset_run += sizeof(uint32_t); + if (acc_range == LPFC_PCI_BAR_BROWSE) { + if (offset_run >= bar_size) { + len += snprintf(pbuffer+len, + LPFC_PCI_BAR_RD_BUF_SIZE-len, "\n"); + break; + } + } else { + if (offset_run >= offset + + (acc_range * sizeof(uint32_t))) { + len += snprintf(pbuffer+len, + LPFC_PCI_BAR_RD_BUF_SIZE-len, "\n"); + break; + } + } + index -= sizeof(uint32_t); + if (!index) + len += snprintf(pbuffer+len, + LPFC_PCI_BAR_RD_BUF_SIZE-len, "\n"); + else if (!(index % (8 * sizeof(uint32_t)))) { + offset_label += (8 * sizeof(uint32_t)); + len += snprintf(pbuffer+len, + LPFC_PCI_BAR_RD_BUF_SIZE-len, + "\n%05x: ", offset_label); + } + } + + /* Set up the offset for next portion of pci bar read */ + if (index == 0) { + idiag.offset.last_rd += LPFC_PCI_BAR_RD_SIZE; + if (acc_range == LPFC_PCI_BAR_BROWSE) { + if (idiag.offset.last_rd >= bar_size) + idiag.offset.last_rd = 0; + } else { + if (offset_run >= offset + + (acc_range * sizeof(uint32_t))) + idiag.offset.last_rd = offset; + } + } else { + if (acc_range == LPFC_PCI_BAR_BROWSE) + idiag.offset.last_rd = 0; + else + idiag.offset.last_rd = offset; + } + + return simple_read_from_buffer(buf, nbytes, ppos, pbuffer, len); +} + +/** + * lpfc_idiag_baracc_write - Syntax check and set up idiag bar access commands + * @file: The file pointer to read from. + * @buf: The buffer to copy the user data from. + * @nbytes: The number of bytes to get. + * @ppos: The position in the file to start reading from. + * + * This routine get the debugfs idiag command struct from user space and + * then perform the syntax check for PCI bar memory mapped space read or + * write command accordingly. In the case of PCI bar memory mapped space + * read command, it sets up the command in the idiag command struct for + * the debugfs read operation. In the case of PCI bar memorpy mapped space + * write operation, it executes the write operation into the PCI bar memory + * mapped space accordingly. + * + * It returns the @nbytges passing in from debugfs user space when successful. + * In case of error conditions, it returns proper error code back to the user + * space. + */ +static ssize_t +lpfc_idiag_baracc_write(struct file *file, const char __user *buf, + size_t nbytes, loff_t *ppos) +{ + struct lpfc_debug *debug = file->private_data; + struct lpfc_hba *phba = (struct lpfc_hba *)debug->i_private; + uint32_t bar_num, bar_size, offset, value, acc_range; + struct pci_dev *pdev; + void __iomem *mem_mapped_bar; + uint32_t if_type; + uint32_t u32val; + int rc; + + pdev = phba->pcidev; + if (!pdev) + return -EFAULT; + + /* This is a user write operation */ + debug->op = LPFC_IDIAG_OP_WR; + + rc = lpfc_idiag_cmd_get(buf, nbytes, &idiag.cmd); + if (rc < 0) + return rc; + + if_type = bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf); + bar_num = idiag.cmd.data[IDIAG_BARACC_BAR_NUM_INDX]; + + if (if_type == LPFC_SLI_INTF_IF_TYPE_0) { + if ((bar_num != IDIAG_BARACC_BAR_0) && + (bar_num != IDIAG_BARACC_BAR_1) && + (bar_num != IDIAG_BARACC_BAR_2)) + goto error_out; + } else if (if_type == LPFC_SLI_INTF_IF_TYPE_2) { + if (bar_num != IDIAG_BARACC_BAR_0) + goto error_out; + } else + goto error_out; + + if (if_type == LPFC_SLI_INTF_IF_TYPE_0) { + if (bar_num == IDIAG_BARACC_BAR_0) { + idiag.cmd.data[IDIAG_BARACC_BAR_SZE_INDX] = + LPFC_PCI_IF0_BAR0_SIZE; + mem_mapped_bar = phba->sli4_hba.conf_regs_memmap_p; + } else if (bar_num == IDIAG_BARACC_BAR_1) { + idiag.cmd.data[IDIAG_BARACC_BAR_SZE_INDX] = + LPFC_PCI_IF0_BAR1_SIZE; + mem_mapped_bar = phba->sli4_hba.ctrl_regs_memmap_p; + } else if (bar_num == IDIAG_BARACC_BAR_2) { + idiag.cmd.data[IDIAG_BARACC_BAR_SZE_INDX] = + LPFC_PCI_IF0_BAR2_SIZE; + mem_mapped_bar = phba->sli4_hba.drbl_regs_memmap_p; + } else + goto error_out; + } else if (if_type == LPFC_SLI_INTF_IF_TYPE_2) { + if (bar_num == IDIAG_BARACC_BAR_0) { + idiag.cmd.data[IDIAG_BARACC_BAR_SZE_INDX] = + LPFC_PCI_IF2_BAR0_SIZE; + mem_mapped_bar = phba->sli4_hba.conf_regs_memmap_p; + } else + goto error_out; + } else + goto error_out; + + offset = idiag.cmd.data[IDIAG_BARACC_OFF_SET_INDX]; + if (offset % sizeof(uint32_t)) + goto error_out; + + bar_size = idiag.cmd.data[IDIAG_BARACC_BAR_SZE_INDX]; + if (idiag.cmd.opcode == LPFC_IDIAG_CMD_BARACC_RD) { + /* Sanity check on PCI config read command line arguments */ + if (rc != LPFC_PCI_BAR_RD_CMD_ARG) + goto error_out; + acc_range = idiag.cmd.data[IDIAG_BARACC_ACC_MOD_INDX]; + if (acc_range == LPFC_PCI_BAR_BROWSE) { + if (offset > bar_size - sizeof(uint32_t)) + goto error_out; + /* Starting offset to browse */ + idiag.offset.last_rd = offset; + } else if (acc_range > SINGLE_WORD) { + if (offset + acc_range * sizeof(uint32_t) > bar_size) + goto error_out; + /* Starting offset to browse */ + idiag.offset.last_rd = offset; + } else if (acc_range != SINGLE_WORD) + goto error_out; + } else if (idiag.cmd.opcode == LPFC_IDIAG_CMD_BARACC_WR || + idiag.cmd.opcode == LPFC_IDIAG_CMD_BARACC_ST || + idiag.cmd.opcode == LPFC_IDIAG_CMD_BARACC_CL) { + /* Sanity check on PCI bar write command line arguments */ + if (rc != LPFC_PCI_BAR_WR_CMD_ARG) + goto error_out; + /* Write command to PCI bar space, read-modify-write */ + acc_range = SINGLE_WORD; + value = idiag.cmd.data[IDIAG_BARACC_REG_VAL_INDX]; + if (idiag.cmd.opcode == LPFC_IDIAG_CMD_BARACC_WR) { + writel(value, mem_mapped_bar + offset); + readl(mem_mapped_bar + offset); + } + if (idiag.cmd.opcode == LPFC_IDIAG_CMD_BARACC_ST) { + u32val = readl(mem_mapped_bar + offset); + u32val |= value; + writel(u32val, mem_mapped_bar + offset); + readl(mem_mapped_bar + offset); + } + if (idiag.cmd.opcode == LPFC_IDIAG_CMD_BARACC_CL) { + u32val = readl(mem_mapped_bar + offset); + u32val &= ~value; + writel(u32val, mem_mapped_bar + offset); + readl(mem_mapped_bar + offset); + } + } else + /* All other opecodes are illegal for now */ + goto error_out; + + return nbytes; +error_out: + memset(&idiag, 0, sizeof(idiag)); + return -EINVAL; +} + +/** * lpfc_idiag_queinfo_read - idiag debugfs read queue information * @file: The file pointer to read from. * @buf: The buffer to copy the data to. @@ -1870,8 +2263,8 @@ lpfc_idiag_queacc_read(struct file *file, char __user *buf, size_t nbytes, return 0; if (idiag.cmd.opcode == LPFC_IDIAG_CMD_QUEACC_RD) { - index = idiag.cmd.data[2]; - count = idiag.cmd.data[3]; + index = idiag.cmd.data[IDIAG_QUEACC_INDEX_INDX]; + count = idiag.cmd.data[IDIAG_QUEACC_COUNT_INDX]; pque = (struct lpfc_queue *)idiag.ptr_private; } else return 0; @@ -1943,12 +2336,12 @@ lpfc_idiag_queacc_write(struct file *file, const char __user *buf, return rc; /* Get and sanity check on command feilds */ - quetp = idiag.cmd.data[0]; - queid = idiag.cmd.data[1]; - index = idiag.cmd.data[2]; - count = idiag.cmd.data[3]; - offset = idiag.cmd.data[4]; - value = idiag.cmd.data[5]; + quetp = idiag.cmd.data[IDIAG_QUEACC_QUETP_INDX]; + queid = idiag.cmd.data[IDIAG_QUEACC_QUEID_INDX]; + index = idiag.cmd.data[IDIAG_QUEACC_INDEX_INDX]; + count = idiag.cmd.data[IDIAG_QUEACC_COUNT_INDX]; + offset = idiag.cmd.data[IDIAG_QUEACC_OFFST_INDX]; + value = idiag.cmd.data[IDIAG_QUEACC_VALUE_INDX]; /* Sanity check on command line arguments */ if (idiag.cmd.opcode == LPFC_IDIAG_CMD_QUEACC_WR || @@ -2217,7 +2610,7 @@ lpfc_idiag_drbacc_read(struct file *file, char __user *buf, size_t nbytes, return 0; if (idiag.cmd.opcode == LPFC_IDIAG_CMD_DRBACC_RD) - drb_reg_id = idiag.cmd.data[0]; + drb_reg_id = idiag.cmd.data[IDIAG_DRBACC_REGID_INDX]; else return 0; @@ -2256,7 +2649,7 @@ lpfc_idiag_drbacc_write(struct file *file, const char __user *buf, { struct lpfc_debug *debug = file->private_data; struct lpfc_hba *phba = (struct lpfc_hba *)debug->i_private; - uint32_t drb_reg_id, value, reg_val; + uint32_t drb_reg_id, value, reg_val = 0; void __iomem *drb_reg; int rc; @@ -2268,8 +2661,8 @@ lpfc_idiag_drbacc_write(struct file *file, const char __user *buf, return rc; /* Sanity check on command line arguments */ - drb_reg_id = idiag.cmd.data[0]; - value = idiag.cmd.data[1]; + drb_reg_id = idiag.cmd.data[IDIAG_DRBACC_REGID_INDX]; + value = idiag.cmd.data[IDIAG_DRBACC_VALUE_INDX]; if (idiag.cmd.opcode == LPFC_IDIAG_CMD_DRBACC_WR || idiag.cmd.opcode == LPFC_IDIAG_CMD_DRBACC_ST || @@ -2329,6 +2722,679 @@ error_out: return -EINVAL; } +/** + * lpfc_idiag_ctlacc_read_reg - idiag debugfs read a control registers + * @phba: The pointer to hba structure. + * @pbuffer: The pointer to the buffer to copy the data to. + * @len: The lenght of bytes to copied. + * @drbregid: The id to doorbell registers. + * + * Description: + * This routine reads a control register and copies its content to the + * user buffer pointed to by @pbuffer. + * + * Returns: + * This function returns the amount of data that was copied into @pbuffer. + **/ +static int +lpfc_idiag_ctlacc_read_reg(struct lpfc_hba *phba, char *pbuffer, + int len, uint32_t ctlregid) +{ + + if (!pbuffer) + return 0; + + switch (ctlregid) { + case LPFC_CTL_PORT_SEM: + len += snprintf(pbuffer+len, LPFC_CTL_ACC_BUF_SIZE-len, + "Port SemReg: 0x%08x\n", + readl(phba->sli4_hba.conf_regs_memmap_p + + LPFC_CTL_PORT_SEM_OFFSET)); + break; + case LPFC_CTL_PORT_STA: + len += snprintf(pbuffer+len, LPFC_CTL_ACC_BUF_SIZE-len, + "Port StaReg: 0x%08x\n", + readl(phba->sli4_hba.conf_regs_memmap_p + + LPFC_CTL_PORT_STA_OFFSET)); + break; + case LPFC_CTL_PORT_CTL: + len += snprintf(pbuffer+len, LPFC_CTL_ACC_BUF_SIZE-len, + "Port CtlReg: 0x%08x\n", + readl(phba->sli4_hba.conf_regs_memmap_p + + LPFC_CTL_PORT_CTL_OFFSET)); + break; + case LPFC_CTL_PORT_ER1: + len += snprintf(pbuffer+len, LPFC_CTL_ACC_BUF_SIZE-len, + "Port Er1Reg: 0x%08x\n", + readl(phba->sli4_hba.conf_regs_memmap_p + + LPFC_CTL_PORT_ER1_OFFSET)); + break; + case LPFC_CTL_PORT_ER2: + len += snprintf(pbuffer+len, LPFC_CTL_ACC_BUF_SIZE-len, + "Port Er2Reg: 0x%08x\n", + readl(phba->sli4_hba.conf_regs_memmap_p + + LPFC_CTL_PORT_ER2_OFFSET)); + break; + case LPFC_CTL_PDEV_CTL: + len += snprintf(pbuffer+len, LPFC_CTL_ACC_BUF_SIZE-len, + "PDev CtlReg: 0x%08x\n", + readl(phba->sli4_hba.conf_regs_memmap_p + + LPFC_CTL_PDEV_CTL_OFFSET)); + break; + default: + break; + } + return len; +} + +/** + * lpfc_idiag_ctlacc_read - idiag debugfs read port and device control register + * @file: The file pointer to read from. + * @buf: The buffer to copy the data to. + * @nbytes: The number of bytes to read. + * @ppos: The position in the file to start reading from. + * + * Description: + * This routine reads data from the @phba port and device registers according + * to the idiag command, and copies to user @buf. + * + * Returns: + * This function returns the amount of data that was read (this could be less + * than @nbytes if the end of the file was reached) or a negative error value. + **/ +static ssize_t +lpfc_idiag_ctlacc_read(struct file *file, char __user *buf, size_t nbytes, + loff_t *ppos) +{ + struct lpfc_debug *debug = file->private_data; + struct lpfc_hba *phba = (struct lpfc_hba *)debug->i_private; + uint32_t ctl_reg_id, i; + char *pbuffer; + int len = 0; + + /* This is a user read operation */ + debug->op = LPFC_IDIAG_OP_RD; + + if (!debug->buffer) + debug->buffer = kmalloc(LPFC_CTL_ACC_BUF_SIZE, GFP_KERNEL); + if (!debug->buffer) + return 0; + pbuffer = debug->buffer; + + if (*ppos) + return 0; + + if (idiag.cmd.opcode == LPFC_IDIAG_CMD_CTLACC_RD) + ctl_reg_id = idiag.cmd.data[IDIAG_CTLACC_REGID_INDX]; + else + return 0; + + if (ctl_reg_id == LPFC_CTL_ACC_ALL) + for (i = 1; i <= LPFC_CTL_MAX; i++) + len = lpfc_idiag_ctlacc_read_reg(phba, + pbuffer, len, i); + else + len = lpfc_idiag_ctlacc_read_reg(phba, + pbuffer, len, ctl_reg_id); + + return simple_read_from_buffer(buf, nbytes, ppos, pbuffer, len); +} + +/** + * lpfc_idiag_ctlacc_write - Syntax check and set up idiag ctlacc commands + * @file: The file pointer to read from. + * @buf: The buffer to copy the user data from. + * @nbytes: The number of bytes to get. + * @ppos: The position in the file to start reading from. + * + * This routine get the debugfs idiag command struct from user space and then + * perform the syntax check for port and device control register read (dump) + * or write (set) command accordingly. + * + * It returns the @nbytges passing in from debugfs user space when successful. + * In case of error conditions, it returns proper error code back to the user + * space. + **/ +static ssize_t +lpfc_idiag_ctlacc_write(struct file *file, const char __user *buf, + size_t nbytes, loff_t *ppos) +{ + struct lpfc_debug *debug = file->private_data; + struct lpfc_hba *phba = (struct lpfc_hba *)debug->i_private; + uint32_t ctl_reg_id, value, reg_val = 0; + void __iomem *ctl_reg; + int rc; + + /* This is a user write operation */ + debug->op = LPFC_IDIAG_OP_WR; + + rc = lpfc_idiag_cmd_get(buf, nbytes, &idiag.cmd); + if (rc < 0) + return rc; + + /* Sanity check on command line arguments */ + ctl_reg_id = idiag.cmd.data[IDIAG_CTLACC_REGID_INDX]; + value = idiag.cmd.data[IDIAG_CTLACC_VALUE_INDX]; + + if (idiag.cmd.opcode == LPFC_IDIAG_CMD_CTLACC_WR || + idiag.cmd.opcode == LPFC_IDIAG_CMD_CTLACC_ST || + idiag.cmd.opcode == LPFC_IDIAG_CMD_CTLACC_CL) { + if (rc != LPFC_CTL_ACC_WR_CMD_ARG) + goto error_out; + if (ctl_reg_id > LPFC_CTL_MAX) + goto error_out; + } else if (idiag.cmd.opcode == LPFC_IDIAG_CMD_CTLACC_RD) { + if (rc != LPFC_CTL_ACC_RD_CMD_ARG) + goto error_out; + if ((ctl_reg_id > LPFC_CTL_MAX) && + (ctl_reg_id != LPFC_CTL_ACC_ALL)) + goto error_out; + } else + goto error_out; + + /* Perform the write access operation */ + if (idiag.cmd.opcode == LPFC_IDIAG_CMD_CTLACC_WR || + idiag.cmd.opcode == LPFC_IDIAG_CMD_CTLACC_ST || + idiag.cmd.opcode == LPFC_IDIAG_CMD_CTLACC_CL) { + switch (ctl_reg_id) { + case LPFC_CTL_PORT_SEM: + ctl_reg = phba->sli4_hba.conf_regs_memmap_p + + LPFC_CTL_PORT_SEM_OFFSET; + break; + case LPFC_CTL_PORT_STA: + ctl_reg = phba->sli4_hba.conf_regs_memmap_p + + LPFC_CTL_PORT_STA_OFFSET; + break; + case LPFC_CTL_PORT_CTL: + ctl_reg = phba->sli4_hba.conf_regs_memmap_p + + LPFC_CTL_PORT_CTL_OFFSET; + break; + case LPFC_CTL_PORT_ER1: + ctl_reg = phba->sli4_hba.conf_regs_memmap_p + + LPFC_CTL_PORT_ER1_OFFSET; + break; + case LPFC_CTL_PORT_ER2: + ctl_reg = phba->sli4_hba.conf_regs_memmap_p + + LPFC_CTL_PORT_ER2_OFFSET; + break; + case LPFC_CTL_PDEV_CTL: + ctl_reg = phba->sli4_hba.conf_regs_memmap_p + + LPFC_CTL_PDEV_CTL_OFFSET; + break; + default: + goto error_out; + } + + if (idiag.cmd.opcode == LPFC_IDIAG_CMD_CTLACC_WR) + reg_val = value; + if (idiag.cmd.opcode == LPFC_IDIAG_CMD_CTLACC_ST) { + reg_val = readl(ctl_reg); + reg_val |= value; + } + if (idiag.cmd.opcode == LPFC_IDIAG_CMD_CTLACC_CL) { + reg_val = readl(ctl_reg); + reg_val &= ~value; + } + writel(reg_val, ctl_reg); + readl(ctl_reg); /* flush */ + } + return nbytes; + +error_out: + /* Clean out command structure on command error out */ + memset(&idiag, 0, sizeof(idiag)); + return -EINVAL; +} + +/** + * lpfc_idiag_mbxacc_get_setup - idiag debugfs get mailbox access setup + * @phba: Pointer to HBA context object. + * @pbuffer: Pointer to data buffer. + * + * Description: + * This routine gets the driver mailbox access debugfs setup information. + * + * Returns: + * This function returns the amount of data that was read (this could be less + * than @nbytes if the end of the file was reached) or a negative error value. + **/ +static int +lpfc_idiag_mbxacc_get_setup(struct lpfc_hba *phba, char *pbuffer) +{ + uint32_t mbx_dump_map, mbx_dump_cnt, mbx_word_cnt, mbx_mbox_cmd; + int len = 0; + + mbx_mbox_cmd = idiag.cmd.data[IDIAG_MBXACC_MBCMD_INDX]; + mbx_dump_map = idiag.cmd.data[IDIAG_MBXACC_DPMAP_INDX]; + mbx_dump_cnt = idiag.cmd.data[IDIAG_MBXACC_DPCNT_INDX]; + mbx_word_cnt = idiag.cmd.data[IDIAG_MBXACC_WDCNT_INDX]; + + len += snprintf(pbuffer+len, LPFC_MBX_ACC_BUF_SIZE-len, + "mbx_dump_map: 0x%08x\n", mbx_dump_map); + len += snprintf(pbuffer+len, LPFC_MBX_ACC_BUF_SIZE-len, + "mbx_dump_cnt: %04d\n", mbx_dump_cnt); + len += snprintf(pbuffer+len, LPFC_MBX_ACC_BUF_SIZE-len, + "mbx_word_cnt: %04d\n", mbx_word_cnt); + len += snprintf(pbuffer+len, LPFC_MBX_ACC_BUF_SIZE-len, + "mbx_mbox_cmd: 0x%02x\n", mbx_mbox_cmd); + + return len; +} + +/** + * lpfc_idiag_mbxacc_read - idiag debugfs read on mailbox access + * @file: The file pointer to read from. + * @buf: The buffer to copy the data to. + * @nbytes: The number of bytes to read. + * @ppos: The position in the file to start reading from. + * + * Description: + * This routine reads data from the @phba driver mailbox access debugfs setup + * information. + * + * Returns: + * This function returns the amount of data that was read (this could be less + * than @nbytes if the end of the file was reached) or a negative error value. + **/ +static ssize_t +lpfc_idiag_mbxacc_read(struct file *file, char __user *buf, size_t nbytes, + loff_t *ppos) +{ + struct lpfc_debug *debug = file->private_data; + struct lpfc_hba *phba = (struct lpfc_hba *)debug->i_private; + char *pbuffer; + int len = 0; + + /* This is a user read operation */ + debug->op = LPFC_IDIAG_OP_RD; + + if (!debug->buffer) + debug->buffer = kmalloc(LPFC_MBX_ACC_BUF_SIZE, GFP_KERNEL); + if (!debug->buffer) + return 0; + pbuffer = debug->buffer; + + if (*ppos) + return 0; + + if ((idiag.cmd.opcode != LPFC_IDIAG_CMD_MBXACC_DP) && + (idiag.cmd.opcode != LPFC_IDIAG_BSG_MBXACC_DP)) + return 0; + + len = lpfc_idiag_mbxacc_get_setup(phba, pbuffer); + + return simple_read_from_buffer(buf, nbytes, ppos, pbuffer, len); +} + +/** + * lpfc_idiag_mbxacc_write - Syntax check and set up idiag mbxacc commands + * @file: The file pointer to read from. + * @buf: The buffer to copy the user data from. + * @nbytes: The number of bytes to get. + * @ppos: The position in the file to start reading from. + * + * This routine get the debugfs idiag command struct from user space and then + * perform the syntax check for driver mailbox command (dump) and sets up the + * necessary states in the idiag command struct accordingly. + * + * It returns the @nbytges passing in from debugfs user space when successful. + * In case of error conditions, it returns proper error code back to the user + * space. + **/ +static ssize_t +lpfc_idiag_mbxacc_write(struct file *file, const char __user *buf, + size_t nbytes, loff_t *ppos) +{ + struct lpfc_debug *debug = file->private_data; + uint32_t mbx_dump_map, mbx_dump_cnt, mbx_word_cnt, mbx_mbox_cmd; + int rc; + + /* This is a user write operation */ + debug->op = LPFC_IDIAG_OP_WR; + + rc = lpfc_idiag_cmd_get(buf, nbytes, &idiag.cmd); + if (rc < 0) + return rc; + + /* Sanity check on command line arguments */ + mbx_mbox_cmd = idiag.cmd.data[IDIAG_MBXACC_MBCMD_INDX]; + mbx_dump_map = idiag.cmd.data[IDIAG_MBXACC_DPMAP_INDX]; + mbx_dump_cnt = idiag.cmd.data[IDIAG_MBXACC_DPCNT_INDX]; + mbx_word_cnt = idiag.cmd.data[IDIAG_MBXACC_WDCNT_INDX]; + + if (idiag.cmd.opcode == LPFC_IDIAG_CMD_MBXACC_DP) { + if (!(mbx_dump_map & LPFC_MBX_DMP_MBX_ALL)) + goto error_out; + if ((mbx_dump_map & ~LPFC_MBX_DMP_MBX_ALL) && + (mbx_dump_map != LPFC_MBX_DMP_ALL)) + goto error_out; + if (mbx_word_cnt > sizeof(MAILBOX_t)) + goto error_out; + } else if (idiag.cmd.opcode == LPFC_IDIAG_BSG_MBXACC_DP) { + if (!(mbx_dump_map & LPFC_BSG_DMP_MBX_ALL)) + goto error_out; + if ((mbx_dump_map & ~LPFC_BSG_DMP_MBX_ALL) && + (mbx_dump_map != LPFC_MBX_DMP_ALL)) + goto error_out; + if (mbx_word_cnt > (BSG_MBOX_SIZE)/4) + goto error_out; + if (mbx_mbox_cmd != 0x9b) + goto error_out; + } else + goto error_out; + + if (mbx_word_cnt == 0) + goto error_out; + if (rc != LPFC_MBX_DMP_ARG) + goto error_out; + if (mbx_mbox_cmd & ~0xff) + goto error_out; + + /* condition for stop mailbox dump */ + if (mbx_dump_cnt == 0) + goto reset_out; + + return nbytes; + +reset_out: + /* Clean out command structure on command error out */ + memset(&idiag, 0, sizeof(idiag)); + return nbytes; + +error_out: + /* Clean out command structure on command error out */ + memset(&idiag, 0, sizeof(idiag)); + return -EINVAL; +} + +/** + * lpfc_idiag_extacc_avail_get - get the available extents information + * @phba: pointer to lpfc hba data structure. + * @pbuffer: pointer to internal buffer. + * @len: length into the internal buffer data has been copied. + * + * Description: + * This routine is to get the available extent information. + * + * Returns: + * overall lenth of the data read into the internal buffer. + **/ +static int +lpfc_idiag_extacc_avail_get(struct lpfc_hba *phba, char *pbuffer, int len) +{ + uint16_t ext_cnt, ext_size; + + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "\nAvailable Extents Information:\n"); + + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "\tPort Available VPI extents: "); + lpfc_sli4_get_avail_extnt_rsrc(phba, LPFC_RSC_TYPE_FCOE_VPI, + &ext_cnt, &ext_size); + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "Count %3d, Size %3d\n", ext_cnt, ext_size); + + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "\tPort Available VFI extents: "); + lpfc_sli4_get_avail_extnt_rsrc(phba, LPFC_RSC_TYPE_FCOE_VFI, + &ext_cnt, &ext_size); + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "Count %3d, Size %3d\n", ext_cnt, ext_size); + + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "\tPort Available RPI extents: "); + lpfc_sli4_get_avail_extnt_rsrc(phba, LPFC_RSC_TYPE_FCOE_RPI, + &ext_cnt, &ext_size); + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "Count %3d, Size %3d\n", ext_cnt, ext_size); + + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "\tPort Available XRI extents: "); + lpfc_sli4_get_avail_extnt_rsrc(phba, LPFC_RSC_TYPE_FCOE_XRI, + &ext_cnt, &ext_size); + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "Count %3d, Size %3d\n", ext_cnt, ext_size); + + return len; +} + +/** + * lpfc_idiag_extacc_alloc_get - get the allocated extents information + * @phba: pointer to lpfc hba data structure. + * @pbuffer: pointer to internal buffer. + * @len: length into the internal buffer data has been copied. + * + * Description: + * This routine is to get the allocated extent information. + * + * Returns: + * overall lenth of the data read into the internal buffer. + **/ +static int +lpfc_idiag_extacc_alloc_get(struct lpfc_hba *phba, char *pbuffer, int len) +{ + uint16_t ext_cnt, ext_size; + int rc; + + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "\nAllocated Extents Information:\n"); + + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "\tHost Allocated VPI extents: "); + rc = lpfc_sli4_get_allocated_extnts(phba, LPFC_RSC_TYPE_FCOE_VPI, + &ext_cnt, &ext_size); + if (!rc) + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "Port %d Extent %3d, Size %3d\n", + phba->brd_no, ext_cnt, ext_size); + else + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "N/A\n"); + + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "\tHost Allocated VFI extents: "); + rc = lpfc_sli4_get_allocated_extnts(phba, LPFC_RSC_TYPE_FCOE_VFI, + &ext_cnt, &ext_size); + if (!rc) + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "Port %d Extent %3d, Size %3d\n", + phba->brd_no, ext_cnt, ext_size); + else + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "N/A\n"); + + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "\tHost Allocated RPI extents: "); + rc = lpfc_sli4_get_allocated_extnts(phba, LPFC_RSC_TYPE_FCOE_RPI, + &ext_cnt, &ext_size); + if (!rc) + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "Port %d Extent %3d, Size %3d\n", + phba->brd_no, ext_cnt, ext_size); + else + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "N/A\n"); + + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "\tHost Allocated XRI extents: "); + rc = lpfc_sli4_get_allocated_extnts(phba, LPFC_RSC_TYPE_FCOE_XRI, + &ext_cnt, &ext_size); + if (!rc) + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "Port %d Extent %3d, Size %3d\n", + phba->brd_no, ext_cnt, ext_size); + else + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "N/A\n"); + + return len; +} + +/** + * lpfc_idiag_extacc_drivr_get - get driver extent information + * @phba: pointer to lpfc hba data structure. + * @pbuffer: pointer to internal buffer. + * @len: length into the internal buffer data has been copied. + * + * Description: + * This routine is to get the driver extent information. + * + * Returns: + * overall lenth of the data read into the internal buffer. + **/ +static int +lpfc_idiag_extacc_drivr_get(struct lpfc_hba *phba, char *pbuffer, int len) +{ + struct lpfc_rsrc_blks *rsrc_blks; + int index; + + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "\nDriver Extents Information:\n"); + + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "\tVPI extents:\n"); + index = 0; + list_for_each_entry(rsrc_blks, &phba->lpfc_vpi_blk_list, list) { + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "\t\tBlock %3d: Start %4d, Count %4d\n", + index, rsrc_blks->rsrc_start, + rsrc_blks->rsrc_size); + index++; + } + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "\tVFI extents:\n"); + index = 0; + list_for_each_entry(rsrc_blks, &phba->sli4_hba.lpfc_vfi_blk_list, + list) { + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "\t\tBlock %3d: Start %4d, Count %4d\n", + index, rsrc_blks->rsrc_start, + rsrc_blks->rsrc_size); + index++; + } + + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "\tRPI extents:\n"); + index = 0; + list_for_each_entry(rsrc_blks, &phba->sli4_hba.lpfc_rpi_blk_list, + list) { + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "\t\tBlock %3d: Start %4d, Count %4d\n", + index, rsrc_blks->rsrc_start, + rsrc_blks->rsrc_size); + index++; + } + + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "\tXRI extents:\n"); + index = 0; + list_for_each_entry(rsrc_blks, &phba->sli4_hba.lpfc_xri_blk_list, + list) { + len += snprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, + "\t\tBlock %3d: Start %4d, Count %4d\n", + index, rsrc_blks->rsrc_start, + rsrc_blks->rsrc_size); + index++; + } + + return len; +} + +/** + * lpfc_idiag_extacc_write - Syntax check and set up idiag extacc commands + * @file: The file pointer to read from. + * @buf: The buffer to copy the user data from. + * @nbytes: The number of bytes to get. + * @ppos: The position in the file to start reading from. + * + * This routine get the debugfs idiag command struct from user space and then + * perform the syntax check for extent information access commands and sets + * up the necessary states in the idiag command struct accordingly. + * + * It returns the @nbytges passing in from debugfs user space when successful. + * In case of error conditions, it returns proper error code back to the user + * space. + **/ +static ssize_t +lpfc_idiag_extacc_write(struct file *file, const char __user *buf, + size_t nbytes, loff_t *ppos) +{ + struct lpfc_debug *debug = file->private_data; + uint32_t ext_map; + int rc; + + /* This is a user write operation */ + debug->op = LPFC_IDIAG_OP_WR; + + rc = lpfc_idiag_cmd_get(buf, nbytes, &idiag.cmd); + if (rc < 0) + return rc; + + ext_map = idiag.cmd.data[IDIAG_EXTACC_EXMAP_INDX]; + + if (idiag.cmd.opcode != LPFC_IDIAG_CMD_EXTACC_RD) + goto error_out; + if (rc != LPFC_EXT_ACC_CMD_ARG) + goto error_out; + if (!(ext_map & LPFC_EXT_ACC_ALL)) + goto error_out; + + return nbytes; +error_out: + /* Clean out command structure on command error out */ + memset(&idiag, 0, sizeof(idiag)); + return -EINVAL; +} + +/** + * lpfc_idiag_extacc_read - idiag debugfs read access to extent information + * @file: The file pointer to read from. + * @buf: The buffer to copy the data to. + * @nbytes: The number of bytes to read. + * @ppos: The position in the file to start reading from. + * + * Description: + * This routine reads data from the proper extent information according to + * the idiag command, and copies to user @buf. + * + * Returns: + * This function returns the amount of data that was read (this could be less + * than @nbytes if the end of the file was reached) or a negative error value. + **/ +static ssize_t +lpfc_idiag_extacc_read(struct file *file, char __user *buf, size_t nbytes, + loff_t *ppos) +{ + struct lpfc_debug *debug = file->private_data; + struct lpfc_hba *phba = (struct lpfc_hba *)debug->i_private; + char *pbuffer; + uint32_t ext_map; + int len = 0; + + /* This is a user read operation */ + debug->op = LPFC_IDIAG_OP_RD; + + if (!debug->buffer) + debug->buffer = kmalloc(LPFC_EXT_ACC_BUF_SIZE, GFP_KERNEL); + if (!debug->buffer) + return 0; + pbuffer = debug->buffer; + if (*ppos) + return 0; + if (idiag.cmd.opcode != LPFC_IDIAG_CMD_EXTACC_RD) + return 0; + + ext_map = idiag.cmd.data[IDIAG_EXTACC_EXMAP_INDX]; + if (ext_map & LPFC_EXT_ACC_AVAIL) + len = lpfc_idiag_extacc_avail_get(phba, pbuffer, len); + if (ext_map & LPFC_EXT_ACC_ALLOC) + len = lpfc_idiag_extacc_alloc_get(phba, pbuffer, len); + if (ext_map & LPFC_EXT_ACC_DRIVR) + len = lpfc_idiag_extacc_drivr_get(phba, pbuffer, len); + + return simple_read_from_buffer(buf, nbytes, ppos, pbuffer, len); +} + #undef lpfc_debugfs_op_disc_trc static const struct file_operations lpfc_debugfs_op_disc_trc = { .owner = THIS_MODULE, @@ -2394,6 +3460,16 @@ static const struct file_operations lpfc_debugfs_op_dumpDif = { .release = lpfc_debugfs_dumpDataDif_release, }; +#undef lpfc_debugfs_op_dif_err +static const struct file_operations lpfc_debugfs_op_dif_err = { + .owner = THIS_MODULE, + .open = lpfc_debugfs_dif_err_open, + .llseek = lpfc_debugfs_lseek, + .read = lpfc_debugfs_dif_err_read, + .write = lpfc_debugfs_dif_err_write, + .release = lpfc_debugfs_dif_err_release, +}; + #undef lpfc_debugfs_op_slow_ring_trc static const struct file_operations lpfc_debugfs_op_slow_ring_trc = { .owner = THIS_MODULE, @@ -2419,6 +3495,16 @@ static const struct file_operations lpfc_idiag_op_pciCfg = { .release = lpfc_idiag_cmd_release, }; +#undef lpfc_idiag_op_barAcc +static const struct file_operations lpfc_idiag_op_barAcc = { + .owner = THIS_MODULE, + .open = lpfc_idiag_open, + .llseek = lpfc_debugfs_lseek, + .read = lpfc_idiag_baracc_read, + .write = lpfc_idiag_baracc_write, + .release = lpfc_idiag_cmd_release, +}; + #undef lpfc_idiag_op_queInfo static const struct file_operations lpfc_idiag_op_queInfo = { .owner = THIS_MODULE, @@ -2427,7 +3513,7 @@ static const struct file_operations lpfc_idiag_op_queInfo = { .release = lpfc_idiag_release, }; -#undef lpfc_idiag_op_queacc +#undef lpfc_idiag_op_queAcc static const struct file_operations lpfc_idiag_op_queAcc = { .owner = THIS_MODULE, .open = lpfc_idiag_open, @@ -2437,7 +3523,7 @@ static const struct file_operations lpfc_idiag_op_queAcc = { .release = lpfc_idiag_cmd_release, }; -#undef lpfc_idiag_op_drbacc +#undef lpfc_idiag_op_drbAcc static const struct file_operations lpfc_idiag_op_drbAcc = { .owner = THIS_MODULE, .open = lpfc_idiag_open, @@ -2447,7 +3533,233 @@ static const struct file_operations lpfc_idiag_op_drbAcc = { .release = lpfc_idiag_cmd_release, }; +#undef lpfc_idiag_op_ctlAcc +static const struct file_operations lpfc_idiag_op_ctlAcc = { + .owner = THIS_MODULE, + .open = lpfc_idiag_open, + .llseek = lpfc_debugfs_lseek, + .read = lpfc_idiag_ctlacc_read, + .write = lpfc_idiag_ctlacc_write, + .release = lpfc_idiag_cmd_release, +}; + +#undef lpfc_idiag_op_mbxAcc +static const struct file_operations lpfc_idiag_op_mbxAcc = { + .owner = THIS_MODULE, + .open = lpfc_idiag_open, + .llseek = lpfc_debugfs_lseek, + .read = lpfc_idiag_mbxacc_read, + .write = lpfc_idiag_mbxacc_write, + .release = lpfc_idiag_cmd_release, +}; + +#undef lpfc_idiag_op_extAcc +static const struct file_operations lpfc_idiag_op_extAcc = { + .owner = THIS_MODULE, + .open = lpfc_idiag_open, + .llseek = lpfc_debugfs_lseek, + .read = lpfc_idiag_extacc_read, + .write = lpfc_idiag_extacc_write, + .release = lpfc_idiag_cmd_release, +}; + +#endif + +/* lpfc_idiag_mbxacc_dump_bsg_mbox - idiag debugfs dump bsg mailbox command + * @phba: Pointer to HBA context object. + * @dmabuf: Pointer to a DMA buffer descriptor. + * + * Description: + * This routine dump a bsg pass-through non-embedded mailbox command with + * external buffer. + **/ +void +lpfc_idiag_mbxacc_dump_bsg_mbox(struct lpfc_hba *phba, enum nemb_type nemb_tp, + enum mbox_type mbox_tp, enum dma_type dma_tp, + enum sta_type sta_tp, + struct lpfc_dmabuf *dmabuf, uint32_t ext_buf) +{ +#ifdef CONFIG_SCSI_LPFC_DEBUG_FS + uint32_t *mbx_mbox_cmd, *mbx_dump_map, *mbx_dump_cnt, *mbx_word_cnt; + char line_buf[LPFC_MBX_ACC_LBUF_SZ]; + int len = 0; + uint32_t do_dump = 0; + uint32_t *pword; + uint32_t i; + + if (idiag.cmd.opcode != LPFC_IDIAG_BSG_MBXACC_DP) + return; + + mbx_mbox_cmd = &idiag.cmd.data[IDIAG_MBXACC_MBCMD_INDX]; + mbx_dump_map = &idiag.cmd.data[IDIAG_MBXACC_DPMAP_INDX]; + mbx_dump_cnt = &idiag.cmd.data[IDIAG_MBXACC_DPCNT_INDX]; + mbx_word_cnt = &idiag.cmd.data[IDIAG_MBXACC_WDCNT_INDX]; + + if (!(*mbx_dump_map & LPFC_MBX_DMP_ALL) || + (*mbx_dump_cnt == 0) || + (*mbx_word_cnt == 0)) + return; + + if (*mbx_mbox_cmd != 0x9B) + return; + + if ((mbox_tp == mbox_rd) && (dma_tp == dma_mbox)) { + if (*mbx_dump_map & LPFC_BSG_DMP_MBX_RD_MBX) { + do_dump |= LPFC_BSG_DMP_MBX_RD_MBX; + printk(KERN_ERR "\nRead mbox command (x%x), " + "nemb:0x%x, extbuf_cnt:%d:\n", + sta_tp, nemb_tp, ext_buf); + } + } + if ((mbox_tp == mbox_rd) && (dma_tp == dma_ebuf)) { + if (*mbx_dump_map & LPFC_BSG_DMP_MBX_RD_BUF) { + do_dump |= LPFC_BSG_DMP_MBX_RD_BUF; + printk(KERN_ERR "\nRead mbox buffer (x%x), " + "nemb:0x%x, extbuf_seq:%d:\n", + sta_tp, nemb_tp, ext_buf); + } + } + if ((mbox_tp == mbox_wr) && (dma_tp == dma_mbox)) { + if (*mbx_dump_map & LPFC_BSG_DMP_MBX_WR_MBX) { + do_dump |= LPFC_BSG_DMP_MBX_WR_MBX; + printk(KERN_ERR "\nWrite mbox command (x%x), " + "nemb:0x%x, extbuf_cnt:%d:\n", + sta_tp, nemb_tp, ext_buf); + } + } + if ((mbox_tp == mbox_wr) && (dma_tp == dma_ebuf)) { + if (*mbx_dump_map & LPFC_BSG_DMP_MBX_WR_BUF) { + do_dump |= LPFC_BSG_DMP_MBX_WR_BUF; + printk(KERN_ERR "\nWrite mbox buffer (x%x), " + "nemb:0x%x, extbuf_seq:%d:\n", + sta_tp, nemb_tp, ext_buf); + } + } + + /* dump buffer content */ + if (do_dump) { + pword = (uint32_t *)dmabuf->virt; + for (i = 0; i < *mbx_word_cnt; i++) { + if (!(i % 8)) { + if (i != 0) + printk(KERN_ERR "%s\n", line_buf); + len = 0; + len += snprintf(line_buf+len, + LPFC_MBX_ACC_LBUF_SZ-len, + "%03d: ", i); + } + len += snprintf(line_buf+len, LPFC_MBX_ACC_LBUF_SZ-len, + "%08x ", (uint32_t)*pword); + pword++; + } + if ((i - 1) % 8) + printk(KERN_ERR "%s\n", line_buf); + (*mbx_dump_cnt)--; + } + + /* Clean out command structure on reaching dump count */ + if (*mbx_dump_cnt == 0) + memset(&idiag, 0, sizeof(idiag)); + return; +#endif +} + +/* lpfc_idiag_mbxacc_dump_issue_mbox - idiag debugfs dump issue mailbox command + * @phba: Pointer to HBA context object. + * @dmabuf: Pointer to a DMA buffer descriptor. + * + * Description: + * This routine dump a pass-through non-embedded mailbox command from issue + * mailbox command. + **/ +void +lpfc_idiag_mbxacc_dump_issue_mbox(struct lpfc_hba *phba, MAILBOX_t *pmbox) +{ +#ifdef CONFIG_SCSI_LPFC_DEBUG_FS + uint32_t *mbx_dump_map, *mbx_dump_cnt, *mbx_word_cnt, *mbx_mbox_cmd; + char line_buf[LPFC_MBX_ACC_LBUF_SZ]; + int len = 0; + uint32_t *pword; + uint8_t *pbyte; + uint32_t i, j; + + if (idiag.cmd.opcode != LPFC_IDIAG_CMD_MBXACC_DP) + return; + + mbx_mbox_cmd = &idiag.cmd.data[IDIAG_MBXACC_MBCMD_INDX]; + mbx_dump_map = &idiag.cmd.data[IDIAG_MBXACC_DPMAP_INDX]; + mbx_dump_cnt = &idiag.cmd.data[IDIAG_MBXACC_DPCNT_INDX]; + mbx_word_cnt = &idiag.cmd.data[IDIAG_MBXACC_WDCNT_INDX]; + + if (!(*mbx_dump_map & LPFC_MBX_DMP_MBX_ALL) || + (*mbx_dump_cnt == 0) || + (*mbx_word_cnt == 0)) + return; + + if ((*mbx_mbox_cmd != LPFC_MBX_ALL_CMD) && + (*mbx_mbox_cmd != pmbox->mbxCommand)) + return; + + /* dump buffer content */ + if (*mbx_dump_map & LPFC_MBX_DMP_MBX_WORD) { + printk(KERN_ERR "Mailbox command:0x%x dump by word:\n", + pmbox->mbxCommand); + pword = (uint32_t *)pmbox; + for (i = 0; i < *mbx_word_cnt; i++) { + if (!(i % 8)) { + if (i != 0) + printk(KERN_ERR "%s\n", line_buf); + len = 0; + memset(line_buf, 0, LPFC_MBX_ACC_LBUF_SZ); + len += snprintf(line_buf+len, + LPFC_MBX_ACC_LBUF_SZ-len, + "%03d: ", i); + } + len += snprintf(line_buf+len, LPFC_MBX_ACC_LBUF_SZ-len, + "%08x ", + ((uint32_t)*pword) & 0xffffffff); + pword++; + } + if ((i - 1) % 8) + printk(KERN_ERR "%s\n", line_buf); + printk(KERN_ERR "\n"); + } + if (*mbx_dump_map & LPFC_MBX_DMP_MBX_BYTE) { + printk(KERN_ERR "Mailbox command:0x%x dump by byte:\n", + pmbox->mbxCommand); + pbyte = (uint8_t *)pmbox; + for (i = 0; i < *mbx_word_cnt; i++) { + if (!(i % 8)) { + if (i != 0) + printk(KERN_ERR "%s\n", line_buf); + len = 0; + memset(line_buf, 0, LPFC_MBX_ACC_LBUF_SZ); + len += snprintf(line_buf+len, + LPFC_MBX_ACC_LBUF_SZ-len, + "%03d: ", i); + } + for (j = 0; j < 4; j++) { + len += snprintf(line_buf+len, + LPFC_MBX_ACC_LBUF_SZ-len, + "%02x", + ((uint8_t)*pbyte) & 0xff); + pbyte++; + } + len += snprintf(line_buf+len, + LPFC_MBX_ACC_LBUF_SZ-len, " "); + } + if ((i - 1) % 8) + printk(KERN_ERR "%s\n", line_buf); + printk(KERN_ERR "\n"); + } + (*mbx_dump_cnt)--; + + /* Clean out command structure on reaching dump count */ + if (*mbx_dump_cnt == 0) + memset(&idiag, 0, sizeof(idiag)); + return; #endif +} /** * lpfc_debugfs_initialize - Initialize debugfs for a vport @@ -2566,6 +3878,74 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport) goto debug_failed; } + /* Setup DIF Error Injections */ + snprintf(name, sizeof(name), "InjErrLBA"); + phba->debug_InjErrLBA = + debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR, + phba->hba_debugfs_root, + phba, &lpfc_debugfs_op_dif_err); + if (!phba->debug_InjErrLBA) { + lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, + "0807 Cannot create debugfs InjErrLBA\n"); + goto debug_failed; + } + phba->lpfc_injerr_lba = LPFC_INJERR_LBA_OFF; + + snprintf(name, sizeof(name), "writeGuardInjErr"); + phba->debug_writeGuard = + debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR, + phba->hba_debugfs_root, + phba, &lpfc_debugfs_op_dif_err); + if (!phba->debug_writeGuard) { + lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, + "0802 Cannot create debugfs writeGuard\n"); + goto debug_failed; + } + + snprintf(name, sizeof(name), "writeAppInjErr"); + phba->debug_writeApp = + debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR, + phba->hba_debugfs_root, + phba, &lpfc_debugfs_op_dif_err); + if (!phba->debug_writeApp) { + lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, + "0803 Cannot create debugfs writeApp\n"); + goto debug_failed; + } + + snprintf(name, sizeof(name), "writeRefInjErr"); + phba->debug_writeRef = + debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR, + phba->hba_debugfs_root, + phba, &lpfc_debugfs_op_dif_err); + if (!phba->debug_writeRef) { + lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, + "0804 Cannot create debugfs writeRef\n"); + goto debug_failed; + } + + snprintf(name, sizeof(name), "readAppInjErr"); + phba->debug_readApp = + debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR, + phba->hba_debugfs_root, + phba, &lpfc_debugfs_op_dif_err); + if (!phba->debug_readApp) { + lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, + "0805 Cannot create debugfs readApp\n"); + goto debug_failed; + } + + snprintf(name, sizeof(name), "readRefInjErr"); + phba->debug_readRef = + debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR, + phba->hba_debugfs_root, + phba, &lpfc_debugfs_op_dif_err); + if (!phba->debug_readRef) { + lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, + "0806 Cannot create debugfs readApp\n"); + goto debug_failed; + } + /* Setup slow ring trace */ if (lpfc_debugfs_max_slow_ring_trc) { num = lpfc_debugfs_max_slow_ring_trc - 1; @@ -2672,7 +4052,7 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport) vport, &lpfc_debugfs_op_nodelist); if (!vport->debug_nodelist) { lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, - "0409 Can't create debugfs nodelist\n"); + "2985 Can't create debugfs nodelist\n"); goto debug_failed; } @@ -2709,6 +4089,20 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport) idiag.offset.last_rd = 0; } + /* iDiag PCI BAR access */ + snprintf(name, sizeof(name), "barAcc"); + if (!phba->idiag_bar_acc) { + phba->idiag_bar_acc = + debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR, + phba->idiag_root, phba, &lpfc_idiag_op_barAcc); + if (!phba->idiag_bar_acc) { + lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, + "3056 Can't create idiag debugfs\n"); + goto debug_failed; + } + idiag.offset.last_rd = 0; + } + /* iDiag get PCI function queue information */ snprintf(name, sizeof(name), "queInfo"); if (!phba->idiag_que_info) { @@ -2748,6 +4142,50 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport) } } + /* iDiag access PCI function control registers */ + snprintf(name, sizeof(name), "ctlAcc"); + if (!phba->idiag_ctl_acc) { + phba->idiag_ctl_acc = + debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR, + phba->idiag_root, phba, &lpfc_idiag_op_ctlAcc); + if (!phba->idiag_ctl_acc) { + lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, + "2981 Can't create idiag debugfs\n"); + goto debug_failed; + } + } + + /* iDiag access mbox commands */ + snprintf(name, sizeof(name), "mbxAcc"); + if (!phba->idiag_mbx_acc) { + phba->idiag_mbx_acc = + debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR, + phba->idiag_root, phba, &lpfc_idiag_op_mbxAcc); + if (!phba->idiag_mbx_acc) { + lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, + "2980 Can't create idiag debugfs\n"); + goto debug_failed; + } + } + + /* iDiag extents access commands */ + if (phba->sli4_hba.extents_in_use) { + snprintf(name, sizeof(name), "extAcc"); + if (!phba->idiag_ext_acc) { + phba->idiag_ext_acc = + debugfs_create_file(name, + S_IFREG|S_IRUGO|S_IWUSR, + phba->idiag_root, phba, + &lpfc_idiag_op_extAcc); + if (!phba->idiag_ext_acc) { + lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, + "2986 Cant create " + "idiag debugfs\n"); + goto debug_failed; + } + } + } + debug_failed: return; #endif @@ -2782,7 +4220,6 @@ lpfc_debugfs_terminate(struct lpfc_vport *vport) debugfs_remove(vport->debug_nodelist); /* nodelist */ vport->debug_nodelist = NULL; } - if (vport->vport_debugfs_root) { debugfs_remove(vport->vport_debugfs_root); /* vportX */ vport->vport_debugfs_root = NULL; @@ -2811,6 +4248,30 @@ lpfc_debugfs_terminate(struct lpfc_vport *vport) debugfs_remove(phba->debug_dumpDif); /* dumpDif */ phba->debug_dumpDif = NULL; } + if (phba->debug_InjErrLBA) { + debugfs_remove(phba->debug_InjErrLBA); /* InjErrLBA */ + phba->debug_InjErrLBA = NULL; + } + if (phba->debug_writeGuard) { + debugfs_remove(phba->debug_writeGuard); /* writeGuard */ + phba->debug_writeGuard = NULL; + } + if (phba->debug_writeApp) { + debugfs_remove(phba->debug_writeApp); /* writeApp */ + phba->debug_writeApp = NULL; + } + if (phba->debug_writeRef) { + debugfs_remove(phba->debug_writeRef); /* writeRef */ + phba->debug_writeRef = NULL; + } + if (phba->debug_readApp) { + debugfs_remove(phba->debug_readApp); /* readApp */ + phba->debug_readApp = NULL; + } + if (phba->debug_readRef) { + debugfs_remove(phba->debug_readRef); /* readRef */ + phba->debug_readRef = NULL; + } if (phba->slow_ring_trc) { kfree(phba->slow_ring_trc); @@ -2826,6 +4287,21 @@ lpfc_debugfs_terminate(struct lpfc_vport *vport) * iDiag release */ if (phba->sli_rev == LPFC_SLI_REV4) { + if (phba->idiag_ext_acc) { + /* iDiag extAcc */ + debugfs_remove(phba->idiag_ext_acc); + phba->idiag_ext_acc = NULL; + } + if (phba->idiag_mbx_acc) { + /* iDiag mbxAcc */ + debugfs_remove(phba->idiag_mbx_acc); + phba->idiag_mbx_acc = NULL; + } + if (phba->idiag_ctl_acc) { + /* iDiag ctlAcc */ + debugfs_remove(phba->idiag_ctl_acc); + phba->idiag_ctl_acc = NULL; + } if (phba->idiag_drb_acc) { /* iDiag drbAcc */ debugfs_remove(phba->idiag_drb_acc); @@ -2841,6 +4317,11 @@ lpfc_debugfs_terminate(struct lpfc_vport *vport) debugfs_remove(phba->idiag_que_info); phba->idiag_que_info = NULL; } + if (phba->idiag_bar_acc) { + /* iDiag barAcc */ + debugfs_remove(phba->idiag_bar_acc); + phba->idiag_bar_acc = NULL; + } if (phba->idiag_pci_cfg) { /* iDiag pciCfg */ debugfs_remove(phba->idiag_pci_cfg); diff --git a/drivers/scsi/lpfc/lpfc_debugfs.h b/drivers/scsi/lpfc/lpfc_debugfs.h index 6525a5e..f83bd94 100644 --- a/drivers/scsi/lpfc/lpfc_debugfs.h +++ b/drivers/scsi/lpfc/lpfc_debugfs.h @@ -39,14 +39,51 @@ /* hbqinfo output buffer size */ #define LPFC_HBQINFO_SIZE 8192 +/* + * For SLI4 iDiag debugfs diagnostics tool + */ + /* pciConf */ #define LPFC_PCI_CFG_BROWSE 0xffff #define LPFC_PCI_CFG_RD_CMD_ARG 2 #define LPFC_PCI_CFG_WR_CMD_ARG 3 #define LPFC_PCI_CFG_SIZE 4096 -#define LPFC_PCI_CFG_RD_BUF_SIZE (LPFC_PCI_CFG_SIZE/2) #define LPFC_PCI_CFG_RD_SIZE (LPFC_PCI_CFG_SIZE/4) +#define IDIAG_PCICFG_WHERE_INDX 0 +#define IDIAG_PCICFG_COUNT_INDX 1 +#define IDIAG_PCICFG_VALUE_INDX 2 + +/* barAcc */ +#define LPFC_PCI_BAR_BROWSE 0xffff +#define LPFC_PCI_BAR_RD_CMD_ARG 3 +#define LPFC_PCI_BAR_WR_CMD_ARG 3 + +#define LPFC_PCI_IF0_BAR0_SIZE (1024 * 16) +#define LPFC_PCI_IF0_BAR1_SIZE (1024 * 128) +#define LPFC_PCI_IF0_BAR2_SIZE (1024 * 128) +#define LPFC_PCI_IF2_BAR0_SIZE (1024 * 32) + +#define LPFC_PCI_BAR_RD_BUF_SIZE 4096 +#define LPFC_PCI_BAR_RD_SIZE (LPFC_PCI_BAR_RD_BUF_SIZE/4) + +#define LPFC_PCI_IF0_BAR0_RD_SIZE (LPFC_PCI_IF0_BAR0_SIZE/4) +#define LPFC_PCI_IF0_BAR1_RD_SIZE (LPFC_PCI_IF0_BAR1_SIZE/4) +#define LPFC_PCI_IF0_BAR2_RD_SIZE (LPFC_PCI_IF0_BAR2_SIZE/4) +#define LPFC_PCI_IF2_BAR0_RD_SIZE (LPFC_PCI_IF2_BAR0_SIZE/4) + +#define IDIAG_BARACC_BAR_NUM_INDX 0 +#define IDIAG_BARACC_OFF_SET_INDX 1 +#define IDIAG_BARACC_ACC_MOD_INDX 2 +#define IDIAG_BARACC_REG_VAL_INDX 2 +#define IDIAG_BARACC_BAR_SZE_INDX 3 + +#define IDIAG_BARACC_BAR_0 0 +#define IDIAG_BARACC_BAR_1 1 +#define IDIAG_BARACC_BAR_2 2 + +#define SINGLE_WORD 1 + /* queue info */ #define LPFC_QUE_INFO_GET_BUF_SIZE 4096 @@ -63,7 +100,14 @@ #define LPFC_IDIAG_WQ 4 #define LPFC_IDIAG_RQ 5 -/* doorbell acc */ +#define IDIAG_QUEACC_QUETP_INDX 0 +#define IDIAG_QUEACC_QUEID_INDX 1 +#define IDIAG_QUEACC_INDEX_INDX 2 +#define IDIAG_QUEACC_COUNT_INDX 3 +#define IDIAG_QUEACC_OFFST_INDX 4 +#define IDIAG_QUEACC_VALUE_INDX 5 + +/* doorbell register acc */ #define LPFC_DRB_ACC_ALL 0xffff #define LPFC_DRB_ACC_RD_CMD_ARG 1 #define LPFC_DRB_ACC_WR_CMD_ARG 2 @@ -76,6 +120,67 @@ #define LPFC_DRB_MAX 4 +#define IDIAG_DRBACC_REGID_INDX 0 +#define IDIAG_DRBACC_VALUE_INDX 1 + +/* control register acc */ +#define LPFC_CTL_ACC_ALL 0xffff +#define LPFC_CTL_ACC_RD_CMD_ARG 1 +#define LPFC_CTL_ACC_WR_CMD_ARG 2 +#define LPFC_CTL_ACC_BUF_SIZE 256 + +#define LPFC_CTL_PORT_SEM 1 +#define LPFC_CTL_PORT_STA 2 +#define LPFC_CTL_PORT_CTL 3 +#define LPFC_CTL_PORT_ER1 4 +#define LPFC_CTL_PORT_ER2 5 +#define LPFC_CTL_PDEV_CTL 6 + +#define LPFC_CTL_MAX 6 + +#define IDIAG_CTLACC_REGID_INDX 0 +#define IDIAG_CTLACC_VALUE_INDX 1 + +/* mailbox access */ +#define LPFC_MBX_DMP_ARG 4 + +#define LPFC_MBX_ACC_BUF_SIZE 512 +#define LPFC_MBX_ACC_LBUF_SZ 128 + +#define LPFC_MBX_DMP_MBX_WORD 0x00000001 +#define LPFC_MBX_DMP_MBX_BYTE 0x00000002 +#define LPFC_MBX_DMP_MBX_ALL (LPFC_MBX_DMP_MBX_WORD | LPFC_MBX_DMP_MBX_BYTE) + +#define LPFC_BSG_DMP_MBX_RD_MBX 0x00000001 +#define LPFC_BSG_DMP_MBX_RD_BUF 0x00000002 +#define LPFC_BSG_DMP_MBX_WR_MBX 0x00000004 +#define LPFC_BSG_DMP_MBX_WR_BUF 0x00000008 +#define LPFC_BSG_DMP_MBX_ALL (LPFC_BSG_DMP_MBX_RD_MBX | \ + LPFC_BSG_DMP_MBX_RD_BUF | \ + LPFC_BSG_DMP_MBX_WR_MBX | \ + LPFC_BSG_DMP_MBX_WR_BUF) + +#define LPFC_MBX_DMP_ALL 0xffff +#define LPFC_MBX_ALL_CMD 0xff + +#define IDIAG_MBXACC_MBCMD_INDX 0 +#define IDIAG_MBXACC_DPMAP_INDX 1 +#define IDIAG_MBXACC_DPCNT_INDX 2 +#define IDIAG_MBXACC_WDCNT_INDX 3 + +/* extents access */ +#define LPFC_EXT_ACC_CMD_ARG 1 +#define LPFC_EXT_ACC_BUF_SIZE 4096 + +#define LPFC_EXT_ACC_AVAIL 0x1 +#define LPFC_EXT_ACC_ALLOC 0x2 +#define LPFC_EXT_ACC_DRIVR 0x4 +#define LPFC_EXT_ACC_ALL (LPFC_EXT_ACC_DRIVR | \ + LPFC_EXT_ACC_AVAIL | \ + LPFC_EXT_ACC_ALLOC) + +#define IDIAG_EXTACC_EXMAP_INDX 0 + #define SIZE_U8 sizeof(uint8_t) #define SIZE_U16 sizeof(uint16_t) #define SIZE_U32 sizeof(uint32_t) @@ -110,6 +215,11 @@ struct lpfc_idiag_cmd { #define LPFC_IDIAG_CMD_PCICFG_ST 0x00000003 #define LPFC_IDIAG_CMD_PCICFG_CL 0x00000004 +#define LPFC_IDIAG_CMD_BARACC_RD 0x00000008 +#define LPFC_IDIAG_CMD_BARACC_WR 0x00000009 +#define LPFC_IDIAG_CMD_BARACC_ST 0x0000000a +#define LPFC_IDIAG_CMD_BARACC_CL 0x0000000b + #define LPFC_IDIAG_CMD_QUEACC_RD 0x00000011 #define LPFC_IDIAG_CMD_QUEACC_WR 0x00000012 #define LPFC_IDIAG_CMD_QUEACC_ST 0x00000013 @@ -119,6 +229,17 @@ struct lpfc_idiag_cmd { #define LPFC_IDIAG_CMD_DRBACC_WR 0x00000022 #define LPFC_IDIAG_CMD_DRBACC_ST 0x00000023 #define LPFC_IDIAG_CMD_DRBACC_CL 0x00000024 + +#define LPFC_IDIAG_CMD_CTLACC_RD 0x00000031 +#define LPFC_IDIAG_CMD_CTLACC_WR 0x00000032 +#define LPFC_IDIAG_CMD_CTLACC_ST 0x00000033 +#define LPFC_IDIAG_CMD_CTLACC_CL 0x00000034 + +#define LPFC_IDIAG_CMD_MBXACC_DP 0x00000041 +#define LPFC_IDIAG_BSG_MBXACC_DP 0x00000042 + +#define LPFC_IDIAG_CMD_EXTACC_RD 0x00000051 + uint32_t data[LPFC_IDIAG_CMD_DATA_SIZE]; }; diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c index 1725b81..445826a 100644 --- a/drivers/scsi/lpfc/lpfc_els.c +++ b/drivers/scsi/lpfc/lpfc_els.c @@ -874,6 +874,8 @@ lpfc_cmpl_els_flogi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, phba->fcf.current_rec.fcf_indx, irsp->ulpStatus, irsp->un.ulpWord[4], irsp->ulpTimeout); + lpfc_sli4_set_fcf_flogi_fail(phba, + phba->fcf.current_rec.fcf_indx); fcf_index = lpfc_sli4_fcf_rr_next_index_get(phba); rc = lpfc_sli4_fcf_rr_next_proc(vport, fcf_index); if (rc) @@ -3384,7 +3386,14 @@ lpfc_cmpl_els_logo_acc(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, cmdiocb->context1 = NULL; } } + + /* + * The driver received a LOGO from the rport and has ACK'd it. + * At this point, the driver is done so release the IOCB and + * remove the ndlp reference. + */ lpfc_els_free_iocb(phba, cmdiocb); + lpfc_nlp_put(ndlp); return; } @@ -4080,9 +4089,6 @@ lpfc_els_rsp_rnid_acc(struct lpfc_vport *vport, uint8_t format, phba->fc_stat.elsXmitACC++; elsiocb->iocb_cmpl = lpfc_cmpl_els_rsp; - lpfc_nlp_put(ndlp); - elsiocb->context1 = NULL; /* Don't need ndlp for cmpl, - * it could be freed */ rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, elsiocb, 0); if (rc == IOCB_ERROR) { @@ -4164,6 +4170,11 @@ lpfc_els_rsp_echo_acc(struct lpfc_vport *vport, uint8_t *data, psli = &phba->sli; cmdsize = oldiocb->iocb.unsli3.rcvsli3.acc_len; + /* The accumulated length can exceed the BPL_SIZE. For + * now, use this as the limit + */ + if (cmdsize > LPFC_BPL_SIZE) + cmdsize = LPFC_BPL_SIZE; elsiocb = lpfc_prep_els_iocb(vport, 0, cmdsize, oldiocb->retry, ndlp, ndlp->nlp_DID, ELS_CMD_ACC); if (!elsiocb) @@ -4187,9 +4198,6 @@ lpfc_els_rsp_echo_acc(struct lpfc_vport *vport, uint8_t *data, phba->fc_stat.elsXmitACC++; elsiocb->iocb_cmpl = lpfc_cmpl_els_rsp; - lpfc_nlp_put(ndlp); - elsiocb->context1 = NULL; /* Don't need ndlp for cmpl, - * it could be freed */ rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, elsiocb, 0); if (rc == IOCB_ERROR) { @@ -7256,16 +7264,11 @@ lpfc_issue_els_fdisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, icmd->un.elsreq64.myID = 0; icmd->un.elsreq64.fl = 1; - if ((phba->sli_rev == LPFC_SLI_REV4) && - (bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf) == - LPFC_SLI_INTF_IF_TYPE_0)) { - /* FDISC needs to be 1 for WQE VPI */ - elsiocb->iocb.ulpCt_h = (SLI4_CT_VPI >> 1) & 1; - elsiocb->iocb.ulpCt_l = SLI4_CT_VPI & 1 ; - /* Set the ulpContext to the vpi */ - elsiocb->iocb.ulpContext = phba->vpi_ids[vport->vpi]; - } else { - /* For FDISC, Let FDISC rsp set the NPortID for this VPI */ + /* + * SLI3 ports require a different context type value than SLI4. + * Catch SLI3 ports here and override the prep. + */ + if (phba->sli_rev == LPFC_SLI_REV3) { icmd->ulpCt_h = 1; icmd->ulpCt_l = 0; } diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c index bef17e3..091f68e 100644 --- a/drivers/scsi/lpfc/lpfc_hbadisc.c +++ b/drivers/scsi/lpfc/lpfc_hbadisc.c @@ -1109,6 +1109,28 @@ out: return; } +/** + * lpfc_sli4_clear_fcf_rr_bmask + * @phba pointer to the struct lpfc_hba for this port. + * This fucnction resets the round robin bit mask and clears the + * fcf priority list. The list deletions are done while holding the + * hbalock. The ON_LIST flag and the FLOGI_FAILED flags are cleared + * from the lpfc_fcf_pri record. + **/ +void +lpfc_sli4_clear_fcf_rr_bmask(struct lpfc_hba *phba) +{ + struct lpfc_fcf_pri *fcf_pri; + struct lpfc_fcf_pri *next_fcf_pri; + memset(phba->fcf.fcf_rr_bmask, 0, sizeof(*phba->fcf.fcf_rr_bmask)); + spin_lock_irq(&phba->hbalock); + list_for_each_entry_safe(fcf_pri, next_fcf_pri, + &phba->fcf.fcf_pri_list, list) { + list_del_init(&fcf_pri->list); + fcf_pri->fcf_rec.flag = 0; + } + spin_unlock_irq(&phba->hbalock); +} static void lpfc_mbx_cmpl_reg_fcfi(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) { @@ -1130,7 +1152,8 @@ lpfc_mbx_cmpl_reg_fcfi(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) spin_unlock_irq(&phba->hbalock); /* If there is a pending FCoE event, restart FCF table scan. */ - if (lpfc_check_pending_fcoe_event(phba, LPFC_UNREG_FCF)) + if ((!(phba->hba_flag & FCF_RR_INPROG)) && + lpfc_check_pending_fcoe_event(phba, LPFC_UNREG_FCF)) goto fail_out; /* Mark successful completion of FCF table scan */ @@ -1250,6 +1273,30 @@ lpfc_vlan_id_match(uint16_t curr_vlan_id, uint16_t new_vlan_id) } /** + * lpfc_update_fcf_record - Update driver fcf record + * __lpfc_update_fcf_record_pri - update the lpfc_fcf_pri record. + * @phba: pointer to lpfc hba data structure. + * @fcf_index: Index for the lpfc_fcf_record. + * @new_fcf_record: pointer to hba fcf record. + * + * This routine updates the driver FCF priority record from the new HBA FCF + * record. This routine is called with the host lock held. + **/ +static void +__lpfc_update_fcf_record_pri(struct lpfc_hba *phba, uint16_t fcf_index, + struct fcf_record *new_fcf_record + ) +{ + struct lpfc_fcf_pri *fcf_pri; + + fcf_pri = &phba->fcf.fcf_pri[fcf_index]; + fcf_pri->fcf_rec.fcf_index = fcf_index; + /* FCF record priority */ + fcf_pri->fcf_rec.priority = new_fcf_record->fip_priority; + +} + +/** * lpfc_copy_fcf_record - Copy fcf information to lpfc_hba. * @fcf: pointer to driver fcf record. * @new_fcf_record: pointer to fcf record. @@ -1332,6 +1379,9 @@ __lpfc_update_fcf_record(struct lpfc_hba *phba, struct lpfc_fcf_rec *fcf_rec, fcf_rec->addr_mode = addr_mode; fcf_rec->vlan_id = vlan_id; fcf_rec->flag |= (flag | RECORD_VALID); + __lpfc_update_fcf_record_pri(phba, + bf_get(lpfc_fcf_record_fcf_index, new_fcf_record), + new_fcf_record); } /** @@ -1362,7 +1412,7 @@ lpfc_register_fcf(struct lpfc_hba *phba) if (phba->pport->port_state != LPFC_FLOGI) { phba->hba_flag |= FCF_RR_INPROG; spin_unlock_irq(&phba->hbalock); - lpfc_issue_init_vfi(phba->pport); + lpfc_initial_flogi(phba->pport); return; } spin_unlock_irq(&phba->hbalock); @@ -1834,6 +1884,8 @@ lpfc_sli4_fcf_record_match(struct lpfc_hba *phba, return false; if (!lpfc_fab_name_match(fcf_rec->fabric_name, new_fcf_record)) return false; + if (fcf_rec->priority != new_fcf_record->fip_priority) + return false; return true; } @@ -1897,6 +1949,152 @@ stop_flogi_current_fcf: } /** + * lpfc_sli4_fcf_pri_list_del + * @phba: pointer to lpfc hba data structure. + * @fcf_index the index of the fcf record to delete + * This routine checks the on list flag of the fcf_index to be deleted. + * If it is one the list then it is removed from the list, and the flag + * is cleared. This routine grab the hbalock before removing the fcf + * record from the list. + **/ +static void lpfc_sli4_fcf_pri_list_del(struct lpfc_hba *phba, + uint16_t fcf_index) +{ + struct lpfc_fcf_pri *new_fcf_pri; + + new_fcf_pri = &phba->fcf.fcf_pri[fcf_index]; + lpfc_printf_log(phba, KERN_INFO, LOG_FIP, + "3058 deleting idx x%x pri x%x flg x%x\n", + fcf_index, new_fcf_pri->fcf_rec.priority, + new_fcf_pri->fcf_rec.flag); + spin_lock_irq(&phba->hbalock); + if (new_fcf_pri->fcf_rec.flag & LPFC_FCF_ON_PRI_LIST) { + if (phba->fcf.current_rec.priority == + new_fcf_pri->fcf_rec.priority) + phba->fcf.eligible_fcf_cnt--; + list_del_init(&new_fcf_pri->list); + new_fcf_pri->fcf_rec.flag &= ~LPFC_FCF_ON_PRI_LIST; + } + spin_unlock_irq(&phba->hbalock); +} + +/** + * lpfc_sli4_set_fcf_flogi_fail + * @phba: pointer to lpfc hba data structure. + * @fcf_index the index of the fcf record to update + * This routine acquires the hbalock and then set the LPFC_FCF_FLOGI_FAILED + * flag so the the round robin slection for the particular priority level + * will try a different fcf record that does not have this bit set. + * If the fcf record is re-read for any reason this flag is cleared brfore + * adding it to the priority list. + **/ +void +lpfc_sli4_set_fcf_flogi_fail(struct lpfc_hba *phba, uint16_t fcf_index) +{ + struct lpfc_fcf_pri *new_fcf_pri; + new_fcf_pri = &phba->fcf.fcf_pri[fcf_index]; + spin_lock_irq(&phba->hbalock); + new_fcf_pri->fcf_rec.flag |= LPFC_FCF_FLOGI_FAILED; + spin_unlock_irq(&phba->hbalock); +} + +/** + * lpfc_sli4_fcf_pri_list_add + * @phba: pointer to lpfc hba data structure. + * @fcf_index the index of the fcf record to add + * This routine checks the priority of the fcf_index to be added. + * If it is a lower priority than the current head of the fcf_pri list + * then it is added to the list in the right order. + * If it is the same priority as the current head of the list then it + * is added to the head of the list and its bit in the rr_bmask is set. + * If the fcf_index to be added is of a higher priority than the current + * head of the list then the rr_bmask is cleared, its bit is set in the + * rr_bmask and it is added to the head of the list. + * returns: + * 0=success 1=failure + **/ +int lpfc_sli4_fcf_pri_list_add(struct lpfc_hba *phba, uint16_t fcf_index, + struct fcf_record *new_fcf_record) +{ + uint16_t current_fcf_pri; + uint16_t last_index; + struct lpfc_fcf_pri *fcf_pri; + struct lpfc_fcf_pri *next_fcf_pri; + struct lpfc_fcf_pri *new_fcf_pri; + int ret; + + new_fcf_pri = &phba->fcf.fcf_pri[fcf_index]; + lpfc_printf_log(phba, KERN_INFO, LOG_FIP, + "3059 adding idx x%x pri x%x flg x%x\n", + fcf_index, new_fcf_record->fip_priority, + new_fcf_pri->fcf_rec.flag); + spin_lock_irq(&phba->hbalock); + if (new_fcf_pri->fcf_rec.flag & LPFC_FCF_ON_PRI_LIST) + list_del_init(&new_fcf_pri->list); + new_fcf_pri->fcf_rec.fcf_index = fcf_index; + new_fcf_pri->fcf_rec.priority = new_fcf_record->fip_priority; + if (list_empty(&phba->fcf.fcf_pri_list)) { + list_add(&new_fcf_pri->list, &phba->fcf.fcf_pri_list); + ret = lpfc_sli4_fcf_rr_index_set(phba, + new_fcf_pri->fcf_rec.fcf_index); + goto out; + } + + last_index = find_first_bit(phba->fcf.fcf_rr_bmask, + LPFC_SLI4_FCF_TBL_INDX_MAX); + if (last_index >= LPFC_SLI4_FCF_TBL_INDX_MAX) { + ret = 0; /* Empty rr list */ + goto out; + } + current_fcf_pri = phba->fcf.fcf_pri[last_index].fcf_rec.priority; + if (new_fcf_pri->fcf_rec.priority <= current_fcf_pri) { + list_add(&new_fcf_pri->list, &phba->fcf.fcf_pri_list); + if (new_fcf_pri->fcf_rec.priority < current_fcf_pri) { + memset(phba->fcf.fcf_rr_bmask, 0, + sizeof(*phba->fcf.fcf_rr_bmask)); + /* fcfs_at_this_priority_level = 1; */ + phba->fcf.eligible_fcf_cnt = 1; + } else + /* fcfs_at_this_priority_level++; */ + phba->fcf.eligible_fcf_cnt++; + ret = lpfc_sli4_fcf_rr_index_set(phba, + new_fcf_pri->fcf_rec.fcf_index); + goto out; + } + + list_for_each_entry_safe(fcf_pri, next_fcf_pri, + &phba->fcf.fcf_pri_list, list) { + if (new_fcf_pri->fcf_rec.priority <= + fcf_pri->fcf_rec.priority) { + if (fcf_pri->list.prev == &phba->fcf.fcf_pri_list) + list_add(&new_fcf_pri->list, + &phba->fcf.fcf_pri_list); + else + list_add(&new_fcf_pri->list, + &((struct lpfc_fcf_pri *) + fcf_pri->list.prev)->list); + ret = 0; + goto out; + } else if (fcf_pri->list.next == &phba->fcf.fcf_pri_list + || new_fcf_pri->fcf_rec.priority < + next_fcf_pri->fcf_rec.priority) { + list_add(&new_fcf_pri->list, &fcf_pri->list); + ret = 0; + goto out; + } + if (new_fcf_pri->fcf_rec.priority > fcf_pri->fcf_rec.priority) + continue; + + } + ret = 1; +out: + /* we use = instead of |= to clear the FLOGI_FAILED flag. */ + new_fcf_pri->fcf_rec.flag = LPFC_FCF_ON_PRI_LIST; + spin_unlock_irq(&phba->hbalock); + return ret; +} + +/** * lpfc_mbx_cmpl_fcf_scan_read_fcf_rec - fcf scan read_fcf mbox cmpl handler. * @phba: pointer to lpfc hba data structure. * @mboxq: pointer to mailbox object. @@ -1958,6 +2156,9 @@ lpfc_mbx_cmpl_fcf_scan_read_fcf_rec(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) * record for roundrobin FCF failover. */ if (!rc) { + lpfc_sli4_fcf_pri_list_del(phba, + bf_get(lpfc_fcf_record_fcf_index, + new_fcf_record)); lpfc_printf_log(phba, KERN_WARNING, LOG_FIP, "2781 FCF (x%x) failed connection " "list check: (x%x/x%x)\n", @@ -2005,7 +2206,8 @@ lpfc_mbx_cmpl_fcf_scan_read_fcf_rec(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) goto read_next_fcf; } else { fcf_index = bf_get(lpfc_fcf_record_fcf_index, new_fcf_record); - rc = lpfc_sli4_fcf_rr_index_set(phba, fcf_index); + rc = lpfc_sli4_fcf_pri_list_add(phba, fcf_index, + new_fcf_record); if (rc) goto read_next_fcf; } @@ -2018,7 +2220,8 @@ lpfc_mbx_cmpl_fcf_scan_read_fcf_rec(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) */ spin_lock_irq(&phba->hbalock); if (phba->fcf.fcf_flag & FCF_IN_USE) { - if (lpfc_sli4_fcf_record_match(phba, &phba->fcf.current_rec, + if (phba->cfg_fcf_failover_policy == LPFC_FCF_FOV && + lpfc_sli4_fcf_record_match(phba, &phba->fcf.current_rec, new_fcf_record, vlan_id)) { if (bf_get(lpfc_fcf_record_fcf_index, new_fcf_record) == phba->fcf.current_rec.fcf_indx) { @@ -2232,7 +2435,8 @@ read_next_fcf: (phba->fcf.fcf_flag & FCF_REDISC_PEND)) return; - if (phba->fcf.fcf_flag & FCF_IN_USE) { + if (phba->cfg_fcf_failover_policy == LPFC_FCF_FOV && + phba->fcf.fcf_flag & FCF_IN_USE) { /* * In case the current in-use FCF record no * longer existed during FCF discovery that @@ -2423,7 +2627,8 @@ lpfc_mbx_cmpl_read_fcf_rec(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) /* Update the eligible FCF record index bmask */ fcf_index = bf_get(lpfc_fcf_record_fcf_index, new_fcf_record); - rc = lpfc_sli4_fcf_rr_index_set(phba, fcf_index); + + rc = lpfc_sli4_fcf_pri_list_add(phba, fcf_index, new_fcf_record); out: lpfc_sli4_mbox_cmd_free(phba, mboxq); @@ -2441,7 +2646,9 @@ lpfc_init_vfi_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) { struct lpfc_vport *vport = mboxq->vport; - if (mboxq->u.mb.mbxStatus && (mboxq->u.mb.mbxStatus != 0x4002)) { + /* VFI not supported on interface type 0, just do the flogi */ + if (mboxq->u.mb.mbxStatus && (bf_get(lpfc_sli_intf_if_type, + &phba->sli4_hba.sli_intf) != LPFC_SLI_INTF_IF_TYPE_0)) { lpfc_printf_vlog(vport, KERN_ERR, LOG_MBOX, "2891 Init VFI mailbox failed 0x%x\n", @@ -2450,6 +2657,7 @@ lpfc_init_vfi_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) lpfc_vport_set_state(vport, FC_VPORT_FAILED); return; } + lpfc_initial_flogi(vport); mempool_free(mboxq, phba->mbox_mem_pool); return; @@ -2893,8 +3101,7 @@ lpfc_mbx_process_link_up(struct lpfc_hba *phba, struct lpfc_mbx_read_top *la) goto out; } /* Reset FCF roundrobin bmask for new discovery */ - memset(phba->fcf.fcf_rr_bmask, 0, - sizeof(*phba->fcf.fcf_rr_bmask)); + lpfc_sli4_clear_fcf_rr_bmask(phba); } return; @@ -5592,7 +5799,7 @@ lpfc_unregister_fcf_rescan(struct lpfc_hba *phba) spin_unlock_irq(&phba->hbalock); /* Reset FCF roundrobin bmask for new discovery */ - memset(phba->fcf.fcf_rr_bmask, 0, sizeof(*phba->fcf.fcf_rr_bmask)); + lpfc_sli4_clear_fcf_rr_bmask(phba); rc = lpfc_sli4_fcf_scan_read_fcf_rec(phba, LPFC_FCOE_FCF_GET_FIRST); diff --git a/drivers/scsi/lpfc/lpfc_hw.h b/drivers/scsi/lpfc/lpfc_hw.h index df53d10..046edc4 100644 --- a/drivers/scsi/lpfc/lpfc_hw.h +++ b/drivers/scsi/lpfc/lpfc_hw.h @@ -2955,18 +2955,18 @@ typedef struct _SLI2_RDSC { typedef struct _PCB { #ifdef __BIG_ENDIAN_BITFIELD uint32_t type:8; -#define TYPE_NATIVE_SLI2 0x01; +#define TYPE_NATIVE_SLI2 0x01 uint32_t feature:8; -#define FEATURE_INITIAL_SLI2 0x01; +#define FEATURE_INITIAL_SLI2 0x01 uint32_t rsvd:12; uint32_t maxRing:4; #else /* __LITTLE_ENDIAN_BITFIELD */ uint32_t maxRing:4; uint32_t rsvd:12; uint32_t feature:8; -#define FEATURE_INITIAL_SLI2 0x01; +#define FEATURE_INITIAL_SLI2 0x01 uint32_t type:8; -#define TYPE_NATIVE_SLI2 0x01; +#define TYPE_NATIVE_SLI2 0x01 #endif uint32_t mailBoxSize; diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h index 7f8003b..98d2152 100644 --- a/drivers/scsi/lpfc/lpfc_hw4.h +++ b/drivers/scsi/lpfc/lpfc_hw4.h @@ -41,6 +41,8 @@ * Or clear that bit field: * bf_set(example_bit_field, &t1, 0); */ +#define bf_get_be32(name, ptr) \ + ((be32_to_cpu((ptr)->name##_WORD) >> name##_SHIFT) & name##_MASK) #define bf_get_le32(name, ptr) \ ((le32_to_cpu((ptr)->name##_WORD) >> name##_SHIFT) & name##_MASK) #define bf_get(name, ptr) \ @@ -678,7 +680,6 @@ struct lpfc_register { #define lpfc_rq_doorbell_num_posted_SHIFT 16 #define lpfc_rq_doorbell_num_posted_MASK 0x3FFF #define lpfc_rq_doorbell_num_posted_WORD word0 -#define LPFC_RQ_POST_BATCH 8 /* RQEs to post at one time */ #define lpfc_rq_doorbell_id_SHIFT 0 #define lpfc_rq_doorbell_id_MASK 0xFFFF #define lpfc_rq_doorbell_id_WORD word0 @@ -784,6 +785,8 @@ union lpfc_sli4_cfg_shdr { #define LPFC_Q_CREATE_VERSION_2 2 #define LPFC_Q_CREATE_VERSION_1 1 #define LPFC_Q_CREATE_VERSION_0 0 +#define LPFC_OPCODE_VERSION_0 0 +#define LPFC_OPCODE_VERSION_1 1 } request; struct { uint32_t word6; @@ -825,6 +828,7 @@ struct mbox_header { #define LPFC_EXTENT_VERSION_DEFAULT 0 /* Subsystem Definitions */ +#define LPFC_MBOX_SUBSYSTEM_NA 0x0 #define LPFC_MBOX_SUBSYSTEM_COMMON 0x1 #define LPFC_MBOX_SUBSYSTEM_FCOE 0xC @@ -835,25 +839,34 @@ struct mbox_header { #define HOST_ENDIAN_HIGH_WORD1 0xFF7856FF /* Common Opcodes */ -#define LPFC_MBOX_OPCODE_CQ_CREATE 0x0C -#define LPFC_MBOX_OPCODE_EQ_CREATE 0x0D -#define LPFC_MBOX_OPCODE_MQ_CREATE 0x15 -#define LPFC_MBOX_OPCODE_GET_CNTL_ATTRIBUTES 0x20 -#define LPFC_MBOX_OPCODE_NOP 0x21 -#define LPFC_MBOX_OPCODE_MQ_DESTROY 0x35 -#define LPFC_MBOX_OPCODE_CQ_DESTROY 0x36 -#define LPFC_MBOX_OPCODE_EQ_DESTROY 0x37 -#define LPFC_MBOX_OPCODE_QUERY_FW_CFG 0x3A -#define LPFC_MBOX_OPCODE_FUNCTION_RESET 0x3D -#define LPFC_MBOX_OPCODE_MQ_CREATE_EXT 0x5A -#define LPFC_MBOX_OPCODE_GET_RSRC_EXTENT_INFO 0x9A -#define LPFC_MBOX_OPCODE_GET_ALLOC_RSRC_EXTENT 0x9B -#define LPFC_MBOX_OPCODE_ALLOC_RSRC_EXTENT 0x9C -#define LPFC_MBOX_OPCODE_DEALLOC_RSRC_EXTENT 0x9D -#define LPFC_MBOX_OPCODE_GET_FUNCTION_CONFIG 0xA0 -#define LPFC_MBOX_OPCODE_GET_PROFILE_CONFIG 0xA4 -#define LPFC_MBOX_OPCODE_WRITE_OBJECT 0xAC -#define LPFC_MBOX_OPCODE_GET_SLI4_PARAMETERS 0xB5 +#define LPFC_MBOX_OPCODE_NA 0x00 +#define LPFC_MBOX_OPCODE_CQ_CREATE 0x0C +#define LPFC_MBOX_OPCODE_EQ_CREATE 0x0D +#define LPFC_MBOX_OPCODE_MQ_CREATE 0x15 +#define LPFC_MBOX_OPCODE_GET_CNTL_ATTRIBUTES 0x20 +#define LPFC_MBOX_OPCODE_NOP 0x21 +#define LPFC_MBOX_OPCODE_MQ_DESTROY 0x35 +#define LPFC_MBOX_OPCODE_CQ_DESTROY 0x36 +#define LPFC_MBOX_OPCODE_EQ_DESTROY 0x37 +#define LPFC_MBOX_OPCODE_QUERY_FW_CFG 0x3A +#define LPFC_MBOX_OPCODE_FUNCTION_RESET 0x3D +#define LPFC_MBOX_OPCODE_GET_PORT_NAME 0x4D +#define LPFC_MBOX_OPCODE_MQ_CREATE_EXT 0x5A +#define LPFC_MBOX_OPCODE_GET_RSRC_EXTENT_INFO 0x9A +#define LPFC_MBOX_OPCODE_GET_ALLOC_RSRC_EXTENT 0x9B +#define LPFC_MBOX_OPCODE_ALLOC_RSRC_EXTENT 0x9C +#define LPFC_MBOX_OPCODE_DEALLOC_RSRC_EXTENT 0x9D +#define LPFC_MBOX_OPCODE_GET_FUNCTION_CONFIG 0xA0 +#define LPFC_MBOX_OPCODE_GET_PROFILE_CONFIG 0xA4 +#define LPFC_MBOX_OPCODE_SET_PROFILE_CONFIG 0xA5 +#define LPFC_MBOX_OPCODE_GET_PROFILE_LIST 0xA6 +#define LPFC_MBOX_OPCODE_SET_ACT_PROFILE 0xA8 +#define LPFC_MBOX_OPCODE_GET_FACTORY_PROFILE_CONFIG 0xA9 +#define LPFC_MBOX_OPCODE_READ_OBJECT 0xAB +#define LPFC_MBOX_OPCODE_WRITE_OBJECT 0xAC +#define LPFC_MBOX_OPCODE_READ_OBJECT_LIST 0xAD +#define LPFC_MBOX_OPCODE_DELETE_OBJECT 0xAE +#define LPFC_MBOX_OPCODE_GET_SLI4_PARAMETERS 0xB5 /* FCoE Opcodes */ #define LPFC_MBOX_OPCODE_FCOE_WQ_CREATE 0x01 @@ -867,6 +880,7 @@ struct mbox_header { #define LPFC_MBOX_OPCODE_FCOE_DELETE_FCF 0x0A #define LPFC_MBOX_OPCODE_FCOE_POST_HDR_TEMPLATE 0x0B #define LPFC_MBOX_OPCODE_FCOE_REDISCOVER_FCF 0x10 +#define LPFC_MBOX_OPCODE_FCOE_SET_FCLINK_SETTINGS 0x21 #define LPFC_MBOX_OPCODE_FCOE_LINK_DIAG_STATE 0x22 #define LPFC_MBOX_OPCODE_FCOE_LINK_DIAG_LOOPBACK 0x23 @@ -1470,16 +1484,81 @@ struct sli4_sge { /* SLI-4 */ uint32_t addr_lo; uint32_t word2; -#define lpfc_sli4_sge_offset_SHIFT 0 /* Offset of buffer - Not used*/ -#define lpfc_sli4_sge_offset_MASK 0x1FFFFFFF +#define lpfc_sli4_sge_offset_SHIFT 0 +#define lpfc_sli4_sge_offset_MASK 0x07FFFFFF #define lpfc_sli4_sge_offset_WORD word2 -#define lpfc_sli4_sge_last_SHIFT 31 /* Last SEG in the SGL sets - this flag !! */ +#define lpfc_sli4_sge_type_SHIFT 27 +#define lpfc_sli4_sge_type_MASK 0x0000000F +#define lpfc_sli4_sge_type_WORD word2 +#define LPFC_SGE_TYPE_DATA 0x0 +#define LPFC_SGE_TYPE_DIF 0x4 +#define LPFC_SGE_TYPE_LSP 0x5 +#define LPFC_SGE_TYPE_PEDIF 0x6 +#define LPFC_SGE_TYPE_PESEED 0x7 +#define LPFC_SGE_TYPE_DISEED 0x8 +#define LPFC_SGE_TYPE_ENC 0x9 +#define LPFC_SGE_TYPE_ATM 0xA +#define LPFC_SGE_TYPE_SKIP 0xC +#define lpfc_sli4_sge_last_SHIFT 31 /* Last SEG in the SGL sets it */ #define lpfc_sli4_sge_last_MASK 0x00000001 #define lpfc_sli4_sge_last_WORD word2 uint32_t sge_len; }; +struct sli4_sge_diseed { /* SLI-4 */ + uint32_t ref_tag; + uint32_t ref_tag_tran; + + uint32_t word2; +#define lpfc_sli4_sge_dif_apptran_SHIFT 0 +#define lpfc_sli4_sge_dif_apptran_MASK 0x0000FFFF +#define lpfc_sli4_sge_dif_apptran_WORD word2 +#define lpfc_sli4_sge_dif_af_SHIFT 24 +#define lpfc_sli4_sge_dif_af_MASK 0x00000001 +#define lpfc_sli4_sge_dif_af_WORD word2 +#define lpfc_sli4_sge_dif_na_SHIFT 25 +#define lpfc_sli4_sge_dif_na_MASK 0x00000001 +#define lpfc_sli4_sge_dif_na_WORD word2 +#define lpfc_sli4_sge_dif_hi_SHIFT 26 +#define lpfc_sli4_sge_dif_hi_MASK 0x00000001 +#define lpfc_sli4_sge_dif_hi_WORD word2 +#define lpfc_sli4_sge_dif_type_SHIFT 27 +#define lpfc_sli4_sge_dif_type_MASK 0x0000000F +#define lpfc_sli4_sge_dif_type_WORD word2 +#define lpfc_sli4_sge_dif_last_SHIFT 31 /* Last SEG in the SGL sets it */ +#define lpfc_sli4_sge_dif_last_MASK 0x00000001 +#define lpfc_sli4_sge_dif_last_WORD word2 + uint32_t word3; +#define lpfc_sli4_sge_dif_apptag_SHIFT 0 +#define lpfc_sli4_sge_dif_apptag_MASK 0x0000FFFF +#define lpfc_sli4_sge_dif_apptag_WORD word3 +#define lpfc_sli4_sge_dif_bs_SHIFT 16 +#define lpfc_sli4_sge_dif_bs_MASK 0x00000007 +#define lpfc_sli4_sge_dif_bs_WORD word3 +#define lpfc_sli4_sge_dif_ai_SHIFT 19 +#define lpfc_sli4_sge_dif_ai_MASK 0x00000001 +#define lpfc_sli4_sge_dif_ai_WORD word3 +#define lpfc_sli4_sge_dif_me_SHIFT 20 +#define lpfc_sli4_sge_dif_me_MASK 0x00000001 +#define lpfc_sli4_sge_dif_me_WORD word3 +#define lpfc_sli4_sge_dif_re_SHIFT 21 +#define lpfc_sli4_sge_dif_re_MASK 0x00000001 +#define lpfc_sli4_sge_dif_re_WORD word3 +#define lpfc_sli4_sge_dif_ce_SHIFT 22 +#define lpfc_sli4_sge_dif_ce_MASK 0x00000001 +#define lpfc_sli4_sge_dif_ce_WORD word3 +#define lpfc_sli4_sge_dif_nr_SHIFT 23 +#define lpfc_sli4_sge_dif_nr_MASK 0x00000001 +#define lpfc_sli4_sge_dif_nr_WORD word3 +#define lpfc_sli4_sge_dif_oprx_SHIFT 24 +#define lpfc_sli4_sge_dif_oprx_MASK 0x0000000F +#define lpfc_sli4_sge_dif_oprx_WORD word3 +#define lpfc_sli4_sge_dif_optx_SHIFT 28 +#define lpfc_sli4_sge_dif_optx_MASK 0x0000000F +#define lpfc_sli4_sge_dif_optx_WORD word3 +/* optx and oprx use BG_OP_IN defines in lpfc_hw.h */ +}; + struct fcf_record { uint32_t max_rcv_size; uint32_t fka_adv_period; @@ -2019,6 +2098,15 @@ struct lpfc_mbx_read_config { #define lpfc_mbx_rd_conf_extnts_inuse_MASK 0x00000001 #define lpfc_mbx_rd_conf_extnts_inuse_WORD word1 uint32_t word2; +#define lpfc_mbx_rd_conf_lnk_numb_SHIFT 0 +#define lpfc_mbx_rd_conf_lnk_numb_MASK 0x0000003F +#define lpfc_mbx_rd_conf_lnk_numb_WORD word2 +#define lpfc_mbx_rd_conf_lnk_type_SHIFT 6 +#define lpfc_mbx_rd_conf_lnk_type_MASK 0x00000003 +#define lpfc_mbx_rd_conf_lnk_type_WORD word2 +#define lpfc_mbx_rd_conf_lnk_ldv_SHIFT 8 +#define lpfc_mbx_rd_conf_lnk_ldv_MASK 0x00000001 +#define lpfc_mbx_rd_conf_lnk_ldv_WORD word2 #define lpfc_mbx_rd_conf_topology_SHIFT 24 #define lpfc_mbx_rd_conf_topology_MASK 0x000000FF #define lpfc_mbx_rd_conf_topology_WORD word2 @@ -2552,8 +2640,152 @@ struct lpfc_mbx_get_prof_cfg { } u; }; +struct lpfc_controller_attribute { + uint32_t version_string[8]; + uint32_t manufacturer_name[8]; + uint32_t supported_modes; + uint32_t word17; +#define lpfc_cntl_attr_eprom_ver_lo_SHIFT 0 +#define lpfc_cntl_attr_eprom_ver_lo_MASK 0x000000ff +#define lpfc_cntl_attr_eprom_ver_lo_WORD word17 +#define lpfc_cntl_attr_eprom_ver_hi_SHIFT 8 +#define lpfc_cntl_attr_eprom_ver_hi_MASK 0x000000ff +#define lpfc_cntl_attr_eprom_ver_hi_WORD word17 + uint32_t mbx_da_struct_ver; + uint32_t ep_fw_da_struct_ver; + uint32_t ncsi_ver_str[3]; + uint32_t dflt_ext_timeout; + uint32_t model_number[8]; + uint32_t description[16]; + uint32_t serial_number[8]; + uint32_t ip_ver_str[8]; + uint32_t fw_ver_str[8]; + uint32_t bios_ver_str[8]; + uint32_t redboot_ver_str[8]; + uint32_t driver_ver_str[8]; + uint32_t flash_fw_ver_str[8]; + uint32_t functionality; + uint32_t word105; +#define lpfc_cntl_attr_max_cbd_len_SHIFT 0 +#define lpfc_cntl_attr_max_cbd_len_MASK 0x0000ffff +#define lpfc_cntl_attr_max_cbd_len_WORD word105 +#define lpfc_cntl_attr_asic_rev_SHIFT 16 +#define lpfc_cntl_attr_asic_rev_MASK 0x000000ff +#define lpfc_cntl_attr_asic_rev_WORD word105 +#define lpfc_cntl_attr_gen_guid0_SHIFT 24 +#define lpfc_cntl_attr_gen_guid0_MASK 0x000000ff +#define lpfc_cntl_attr_gen_guid0_WORD word105 + uint32_t gen_guid1_12[3]; + uint32_t word109; +#define lpfc_cntl_attr_gen_guid13_14_SHIFT 0 +#define lpfc_cntl_attr_gen_guid13_14_MASK 0x0000ffff +#define lpfc_cntl_attr_gen_guid13_14_WORD word109 +#define lpfc_cntl_attr_gen_guid15_SHIFT 16 +#define lpfc_cntl_attr_gen_guid15_MASK 0x000000ff +#define lpfc_cntl_attr_gen_guid15_WORD word109 +#define lpfc_cntl_attr_hba_port_cnt_SHIFT 24 +#define lpfc_cntl_attr_hba_port_cnt_MASK 0x000000ff +#define lpfc_cntl_attr_hba_port_cnt_WORD word109 + uint32_t word110; +#define lpfc_cntl_attr_dflt_lnk_tmo_SHIFT 0 +#define lpfc_cntl_attr_dflt_lnk_tmo_MASK 0x0000ffff +#define lpfc_cntl_attr_dflt_lnk_tmo_WORD word110 +#define lpfc_cntl_attr_multi_func_dev_SHIFT 24 +#define lpfc_cntl_attr_multi_func_dev_MASK 0x000000ff +#define lpfc_cntl_attr_multi_func_dev_WORD word110 + uint32_t word111; +#define lpfc_cntl_attr_cache_valid_SHIFT 0 +#define lpfc_cntl_attr_cache_valid_MASK 0x000000ff +#define lpfc_cntl_attr_cache_valid_WORD word111 +#define lpfc_cntl_attr_hba_status_SHIFT 8 +#define lpfc_cntl_attr_hba_status_MASK 0x000000ff +#define lpfc_cntl_attr_hba_status_WORD word111 +#define lpfc_cntl_attr_max_domain_SHIFT 16 +#define lpfc_cntl_attr_max_domain_MASK 0x000000ff +#define lpfc_cntl_attr_max_domain_WORD word111 +#define lpfc_cntl_attr_lnk_numb_SHIFT 24 +#define lpfc_cntl_attr_lnk_numb_MASK 0x0000003f +#define lpfc_cntl_attr_lnk_numb_WORD word111 +#define lpfc_cntl_attr_lnk_type_SHIFT 30 +#define lpfc_cntl_attr_lnk_type_MASK 0x00000003 +#define lpfc_cntl_attr_lnk_type_WORD word111 + uint32_t fw_post_status; + uint32_t hba_mtu[8]; + uint32_t word121; + uint32_t reserved1[3]; + uint32_t word125; +#define lpfc_cntl_attr_pci_vendor_id_SHIFT 0 +#define lpfc_cntl_attr_pci_vendor_id_MASK 0x0000ffff +#define lpfc_cntl_attr_pci_vendor_id_WORD word125 +#define lpfc_cntl_attr_pci_device_id_SHIFT 16 +#define lpfc_cntl_attr_pci_device_id_MASK 0x0000ffff +#define lpfc_cntl_attr_pci_device_id_WORD word125 + uint32_t word126; +#define lpfc_cntl_attr_pci_subvdr_id_SHIFT 0 +#define lpfc_cntl_attr_pci_subvdr_id_MASK 0x0000ffff +#define lpfc_cntl_attr_pci_subvdr_id_WORD word126 +#define lpfc_cntl_attr_pci_subsys_id_SHIFT 16 +#define lpfc_cntl_attr_pci_subsys_id_MASK 0x0000ffff +#define lpfc_cntl_attr_pci_subsys_id_WORD word126 + uint32_t word127; +#define lpfc_cntl_attr_pci_bus_num_SHIFT 0 +#define lpfc_cntl_attr_pci_bus_num_MASK 0x000000ff +#define lpfc_cntl_attr_pci_bus_num_WORD word127 +#define lpfc_cntl_attr_pci_dev_num_SHIFT 8 +#define lpfc_cntl_attr_pci_dev_num_MASK 0x000000ff +#define lpfc_cntl_attr_pci_dev_num_WORD word127 +#define lpfc_cntl_attr_pci_fnc_num_SHIFT 16 +#define lpfc_cntl_attr_pci_fnc_num_MASK 0x000000ff +#define lpfc_cntl_attr_pci_fnc_num_WORD word127 +#define lpfc_cntl_attr_inf_type_SHIFT 24 +#define lpfc_cntl_attr_inf_type_MASK 0x000000ff +#define lpfc_cntl_attr_inf_type_WORD word127 + uint32_t unique_id[2]; + uint32_t word130; +#define lpfc_cntl_attr_num_netfil_SHIFT 0 +#define lpfc_cntl_attr_num_netfil_MASK 0x000000ff +#define lpfc_cntl_attr_num_netfil_WORD word130 + uint32_t reserved2[4]; +}; + +struct lpfc_mbx_get_cntl_attributes { + union lpfc_sli4_cfg_shdr cfg_shdr; + struct lpfc_controller_attribute cntl_attr; +}; + +struct lpfc_mbx_get_port_name { + struct mbox_header header; + union { + struct { + uint32_t word4; +#define lpfc_mbx_get_port_name_lnk_type_SHIFT 0 +#define lpfc_mbx_get_port_name_lnk_type_MASK 0x00000003 +#define lpfc_mbx_get_port_name_lnk_type_WORD word4 + } request; + struct { + uint32_t word4; +#define lpfc_mbx_get_port_name_name0_SHIFT 0 +#define lpfc_mbx_get_port_name_name0_MASK 0x000000FF +#define lpfc_mbx_get_port_name_name0_WORD word4 +#define lpfc_mbx_get_port_name_name1_SHIFT 8 +#define lpfc_mbx_get_port_name_name1_MASK 0x000000FF +#define lpfc_mbx_get_port_name_name1_WORD word4 +#define lpfc_mbx_get_port_name_name2_SHIFT 16 +#define lpfc_mbx_get_port_name_name2_MASK 0x000000FF +#define lpfc_mbx_get_port_name_name2_WORD word4 +#define lpfc_mbx_get_port_name_name3_SHIFT 24 +#define lpfc_mbx_get_port_name_name3_MASK 0x000000FF +#define lpfc_mbx_get_port_name_name3_WORD word4 +#define LPFC_LINK_NUMBER_0 0 +#define LPFC_LINK_NUMBER_1 1 +#define LPFC_LINK_NUMBER_2 2 +#define LPFC_LINK_NUMBER_3 3 + } response; + } u; +}; + /* Mailbox Completion Queue Error Messages */ -#define MB_CQE_STATUS_SUCCESS 0x0 +#define MB_CQE_STATUS_SUCCESS 0x0 #define MB_CQE_STATUS_INSUFFICIENT_PRIVILEGES 0x1 #define MB_CQE_STATUS_INVALID_PARAMETER 0x2 #define MB_CQE_STATUS_INSUFFICIENT_RESOURCES 0x3 @@ -2637,8 +2869,9 @@ struct lpfc_mqe { struct lpfc_mbx_run_link_diag_test link_diag_test; struct lpfc_mbx_get_func_cfg get_func_cfg; struct lpfc_mbx_get_prof_cfg get_prof_cfg; - struct lpfc_mbx_nop nop; struct lpfc_mbx_wr_object wr_object; + struct lpfc_mbx_get_port_name get_port_name; + struct lpfc_mbx_nop nop; } un; }; @@ -2855,6 +3088,9 @@ struct wqe_common { #define wqe_ctxt_tag_MASK 0x0000FFFF #define wqe_ctxt_tag_WORD word6 uint32_t word7; +#define wqe_dif_SHIFT 0 +#define wqe_dif_MASK 0x00000003 +#define wqe_dif_WORD word7 #define wqe_ct_SHIFT 2 #define wqe_ct_MASK 0x00000003 #define wqe_ct_WORD word7 @@ -2867,12 +3103,21 @@ struct wqe_common { #define wqe_class_SHIFT 16 #define wqe_class_MASK 0x00000007 #define wqe_class_WORD word7 +#define wqe_ar_SHIFT 19 +#define wqe_ar_MASK 0x00000001 +#define wqe_ar_WORD word7 +#define wqe_ag_SHIFT wqe_ar_SHIFT +#define wqe_ag_MASK wqe_ar_MASK +#define wqe_ag_WORD wqe_ar_WORD #define wqe_pu_SHIFT 20 #define wqe_pu_MASK 0x00000003 #define wqe_pu_WORD word7 #define wqe_erp_SHIFT 22 #define wqe_erp_MASK 0x00000001 #define wqe_erp_WORD word7 +#define wqe_conf_SHIFT wqe_erp_SHIFT +#define wqe_conf_MASK wqe_erp_MASK +#define wqe_conf_WORD wqe_erp_WORD #define wqe_lnk_SHIFT 23 #define wqe_lnk_MASK 0x00000001 #define wqe_lnk_WORD word7 @@ -2931,6 +3176,9 @@ struct wqe_common { #define wqe_xc_SHIFT 21 #define wqe_xc_MASK 0x00000001 #define wqe_xc_WORD word10 +#define wqe_sr_SHIFT 22 +#define wqe_sr_MASK 0x00000001 +#define wqe_sr_WORD word10 #define wqe_ccpe_SHIFT 23 #define wqe_ccpe_MASK 0x00000001 #define wqe_ccpe_WORD word10 diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index 027b797..55bc4fc 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -24,6 +24,7 @@ #include <linux/dma-mapping.h> #include <linux/idr.h> #include <linux/interrupt.h> +#include <linux/module.h> #include <linux/kthread.h> #include <linux/pci.h> #include <linux/spinlock.h> @@ -58,8 +59,7 @@ spinlock_t _dump_buf_lock; static void lpfc_get_hba_model_desc(struct lpfc_hba *, uint8_t *, uint8_t *); static int lpfc_post_rcv_buf(struct lpfc_hba *); -static int lpfc_sli4_queue_create(struct lpfc_hba *); -static void lpfc_sli4_queue_destroy(struct lpfc_hba *); +static int lpfc_sli4_queue_verify(struct lpfc_hba *); static int lpfc_create_bootstrap_mbox(struct lpfc_hba *); static int lpfc_setup_endian_order(struct lpfc_hba *); static int lpfc_sli4_read_config(struct lpfc_hba *); @@ -1438,6 +1438,7 @@ lpfc_handle_eratt_s4(struct lpfc_hba *phba) struct Scsi_Host *shost; uint32_t if_type; struct lpfc_register portstat_reg; + int rc; /* If the pci channel is offline, ignore possible errors, since * we cannot communicate with the pci card anyway. @@ -1480,16 +1481,24 @@ lpfc_handle_eratt_s4(struct lpfc_hba *phba) lpfc_sli4_offline_eratt(phba); return; } - if (bf_get(lpfc_sliport_status_rn, &portstat_reg)) { - /* - * TODO: Attempt port recovery via a port reset. - * When fully implemented, the driver should - * attempt to recover the port here and return. - * For now, log an error and take the port offline. - */ + /* + * On error status condition, driver need to wait for port + * ready before performing reset. + */ + rc = lpfc_sli4_pdev_status_reg_wait(phba); + if (!rc) { + /* need reset: attempt for port recovery */ lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "2887 Port Error: Attempting " "Port Recovery\n"); + lpfc_offline_prep(phba); + lpfc_offline(phba); + lpfc_sli_brdrestart(phba); + if (lpfc_online(phba) == 0) { + lpfc_unblock_mgmt_io(phba); + return; + } + /* fall through for not able to recover */ } lpfc_sli4_offline_eratt(phba); break; @@ -1724,11 +1733,20 @@ lpfc_parse_vpd(struct lpfc_hba *phba, uint8_t *vpd, int len) j = 0; Length -= (3+i); while(i--) { - phba->Port[j++] = vpd[index++]; - if (j == 19) - break; + if ((phba->sli_rev == LPFC_SLI_REV4) && + (phba->sli4_hba.pport_name_sta == + LPFC_SLI4_PPNAME_GET)) { + j++; + index++; + } else + phba->Port[j++] = vpd[index++]; + if (j == 19) + break; } - phba->Port[j] = 0; + if ((phba->sli_rev != LPFC_SLI_REV4) || + (phba->sli4_hba.pport_name_sta == + LPFC_SLI4_PPNAME_NON)) + phba->Port[j] = 0; continue; } else { @@ -1958,7 +1976,7 @@ lpfc_get_hba_model_desc(struct lpfc_hba *phba, uint8_t *mdp, uint8_t *descp) case PCI_DEVICE_ID_LANCER_FCOE: case PCI_DEVICE_ID_LANCER_FCOE_VF: oneConnect = 1; - m = (typeof(m)){"OCe50100", "PCIe", "FCoE"}; + m = (typeof(m)){"OCe15100", "PCIe", "FCoE"}; break; default: m = (typeof(m)){"Unknown", "", ""}; @@ -2432,17 +2450,19 @@ lpfc_block_mgmt_io(struct lpfc_hba * phba) uint8_t actcmd = MBX_HEARTBEAT; unsigned long timeout; - + timeout = msecs_to_jiffies(LPFC_MBOX_TMO * 1000) + jiffies; spin_lock_irqsave(&phba->hbalock, iflag); phba->sli.sli_flag |= LPFC_BLOCK_MGMT_IO; - if (phba->sli.mbox_active) + if (phba->sli.mbox_active) { actcmd = phba->sli.mbox_active->u.mb.mbxCommand; + /* Determine how long we might wait for the active mailbox + * command to be gracefully completed by firmware. + */ + timeout = msecs_to_jiffies(lpfc_mbox_tmo_val(phba, + phba->sli.mbox_active) * 1000) + jiffies; + } spin_unlock_irqrestore(&phba->hbalock, iflag); - /* Determine how long we might wait for the active mailbox - * command to be gracefully completed by firmware. - */ - timeout = msecs_to_jiffies(lpfc_mbox_tmo_val(phba, actcmd) * 1000) + - jiffies; + /* Wait for the outstnading mailbox command to complete */ while (phba->sli.mbox_active) { /* Check active mailbox complete status every 2ms */ @@ -3634,8 +3654,7 @@ lpfc_sli4_async_fip_evt(struct lpfc_hba *phba, lpfc_sli4_fcf_dead_failthrough(phba); } else { /* Reset FCF roundrobin bmask for new discovery */ - memset(phba->fcf.fcf_rr_bmask, 0, - sizeof(*phba->fcf.fcf_rr_bmask)); + lpfc_sli4_clear_fcf_rr_bmask(phba); /* * Handling fast FCF failover to a DEAD FCF event is * considered equalivant to receiving CVL to all vports. @@ -3721,8 +3740,7 @@ lpfc_sli4_async_fip_evt(struct lpfc_hba *phba, * Reset FCF roundrobin bmask for new * discovery. */ - memset(phba->fcf.fcf_rr_bmask, 0, - sizeof(*phba->fcf.fcf_rr_bmask)); + lpfc_sli4_clear_fcf_rr_bmask(phba); } break; default: @@ -3951,7 +3969,7 @@ static int lpfc_enable_pci_dev(struct lpfc_hba *phba) { struct pci_dev *pdev; - int bars; + int bars = 0; /* Obtain PCI device reference */ if (!phba->pcidev) @@ -3980,6 +3998,8 @@ lpfc_enable_pci_dev(struct lpfc_hba *phba) out_disable_device: pci_disable_device(pdev); out_error: + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "1401 Failed to enable pci device, bars:x%x\n", bars); return -ENODEV; } @@ -4053,9 +4073,6 @@ lpfc_sli_sriov_nr_virtfn_get(struct lpfc_hba *phba) uint16_t nr_virtfn; int pos; - if (!pdev->is_physfn) - return 0; - pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_SRIOV); if (pos == 0) return 0; @@ -4476,15 +4493,15 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) } } mempool_free(mboxq, phba->mbox_mem_pool); - /* Create all the SLI4 queues */ - rc = lpfc_sli4_queue_create(phba); + /* Verify all the SLI4 queues */ + rc = lpfc_sli4_queue_verify(phba); if (rc) goto out_free_bsmbx; /* Create driver internal CQE event pool */ rc = lpfc_sli4_cq_event_pool_create(phba); if (rc) - goto out_destroy_queue; + goto out_free_bsmbx; /* Initialize and populate the iocb list per host */ rc = lpfc_init_sgl_list(phba); @@ -4518,14 +4535,21 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) goto out_remove_rpi_hdrs; } - phba->sli4_hba.fcp_eq_hdl = kzalloc((sizeof(struct lpfc_fcp_eq_hdl) * + /* + * The cfg_fcp_eq_count can be zero whenever there is exactly one + * interrupt vector. This is not an error + */ + if (phba->cfg_fcp_eq_count) { + phba->sli4_hba.fcp_eq_hdl = + kzalloc((sizeof(struct lpfc_fcp_eq_hdl) * phba->cfg_fcp_eq_count), GFP_KERNEL); - if (!phba->sli4_hba.fcp_eq_hdl) { - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "2572 Failed allocate memory for fast-path " - "per-EQ handle array\n"); - rc = -ENOMEM; - goto out_free_fcf_rr_bmask; + if (!phba->sli4_hba.fcp_eq_hdl) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "2572 Failed allocate memory for " + "fast-path per-EQ handle array\n"); + rc = -ENOMEM; + goto out_free_fcf_rr_bmask; + } } phba->sli4_hba.msix_entries = kzalloc((sizeof(struct msix_entry) * @@ -4569,8 +4593,6 @@ out_free_sgl_list: lpfc_free_sgl_list(phba); out_destroy_cq_event_pool: lpfc_sli4_cq_event_pool_destroy(phba); -out_destroy_queue: - lpfc_sli4_queue_destroy(phba); out_free_bsmbx: lpfc_destroy_bootstrap_mbox(phba); out_free_mem: @@ -4610,9 +4632,6 @@ lpfc_sli4_driver_resource_unset(struct lpfc_hba *phba) /* Free the SCSI sgl management array */ kfree(phba->sli4_hba.lpfc_scsi_psb_array); - /* Free the SLI4 queues */ - lpfc_sli4_queue_destroy(phba); - /* Free the completion queue EQ event pool */ lpfc_sli4_cq_event_release_all(phba); lpfc_sli4_cq_event_pool_destroy(phba); @@ -6141,24 +6160,21 @@ lpfc_setup_endian_order(struct lpfc_hba *phba) } /** - * lpfc_sli4_queue_create - Create all the SLI4 queues + * lpfc_sli4_queue_verify - Verify and update EQ and CQ counts * @phba: pointer to lpfc hba data structure. * - * This routine is invoked to allocate all the SLI4 queues for the FCoE HBA - * operation. For each SLI4 queue type, the parameters such as queue entry - * count (queue depth) shall be taken from the module parameter. For now, - * we just use some constant number as place holder. + * This routine is invoked to check the user settable queue counts for EQs and + * CQs. after this routine is called the counts will be set to valid values that + * adhere to the constraints of the system's interrupt vectors and the port's + * queue resources. * * Return codes * 0 - successful * -ENOMEM - No available memory - * -EIO - The mailbox failed to complete successfully. **/ static int -lpfc_sli4_queue_create(struct lpfc_hba *phba) +lpfc_sli4_queue_verify(struct lpfc_hba *phba) { - struct lpfc_queue *qdesc; - int fcp_eqidx, fcp_cqidx, fcp_wqidx; int cfg_fcp_wq_count; int cfg_fcp_eq_count; @@ -6231,14 +6247,43 @@ lpfc_sli4_queue_create(struct lpfc_hba *phba) /* The overall number of event queues used */ phba->sli4_hba.cfg_eqn = phba->cfg_fcp_eq_count + LPFC_SP_EQN_DEF; - /* - * Create Event Queues (EQs) - */ - /* Get EQ depth from module parameter, fake the default for now */ phba->sli4_hba.eq_esize = LPFC_EQE_SIZE_4B; phba->sli4_hba.eq_ecount = LPFC_EQE_DEF_COUNT; + /* Get CQ depth from module parameter, fake the default for now */ + phba->sli4_hba.cq_esize = LPFC_CQE_SIZE; + phba->sli4_hba.cq_ecount = LPFC_CQE_DEF_COUNT; + + return 0; +out_error: + return -ENOMEM; +} + +/** + * lpfc_sli4_queue_create - Create all the SLI4 queues + * @phba: pointer to lpfc hba data structure. + * + * This routine is invoked to allocate all the SLI4 queues for the FCoE HBA + * operation. For each SLI4 queue type, the parameters such as queue entry + * count (queue depth) shall be taken from the module parameter. For now, + * we just use some constant number as place holder. + * + * Return codes + * 0 - sucessful + * -ENOMEM - No availble memory + * -EIO - The mailbox failed to complete successfully. + **/ +int +lpfc_sli4_queue_create(struct lpfc_hba *phba) +{ + struct lpfc_queue *qdesc; + int fcp_eqidx, fcp_cqidx, fcp_wqidx; + + /* + * Create Event Queues (EQs) + */ + /* Create slow path event queue */ qdesc = lpfc_sli4_queue_alloc(phba, phba->sli4_hba.eq_esize, phba->sli4_hba.eq_ecount); @@ -6249,14 +6294,20 @@ lpfc_sli4_queue_create(struct lpfc_hba *phba) } phba->sli4_hba.sp_eq = qdesc; - /* Create fast-path FCP Event Queue(s) */ - phba->sli4_hba.fp_eq = kzalloc((sizeof(struct lpfc_queue *) * - phba->cfg_fcp_eq_count), GFP_KERNEL); - if (!phba->sli4_hba.fp_eq) { - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "2576 Failed allocate memory for fast-path " - "EQ record array\n"); - goto out_free_sp_eq; + /* + * Create fast-path FCP Event Queue(s). The cfg_fcp_eq_count can be + * zero whenever there is exactly one interrupt vector. This is not + * an error. + */ + if (phba->cfg_fcp_eq_count) { + phba->sli4_hba.fp_eq = kzalloc((sizeof(struct lpfc_queue *) * + phba->cfg_fcp_eq_count), GFP_KERNEL); + if (!phba->sli4_hba.fp_eq) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "2576 Failed allocate memory for " + "fast-path EQ record array\n"); + goto out_free_sp_eq; + } } for (fcp_eqidx = 0; fcp_eqidx < phba->cfg_fcp_eq_count; fcp_eqidx++) { qdesc = lpfc_sli4_queue_alloc(phba, phba->sli4_hba.eq_esize, @@ -6273,10 +6324,6 @@ lpfc_sli4_queue_create(struct lpfc_hba *phba) * Create Complete Queues (CQs) */ - /* Get CQ depth from module parameter, fake the default for now */ - phba->sli4_hba.cq_esize = LPFC_CQE_SIZE; - phba->sli4_hba.cq_ecount = LPFC_CQE_DEF_COUNT; - /* Create slow-path Mailbox Command Complete Queue */ qdesc = lpfc_sli4_queue_alloc(phba, phba->sli4_hba.cq_esize, phba->sli4_hba.cq_ecount); @@ -6298,16 +6345,25 @@ lpfc_sli4_queue_create(struct lpfc_hba *phba) phba->sli4_hba.els_cq = qdesc; - /* Create fast-path FCP Completion Queue(s), one-to-one with EQs */ - phba->sli4_hba.fcp_cq = kzalloc((sizeof(struct lpfc_queue *) * - phba->cfg_fcp_eq_count), GFP_KERNEL); + /* + * Create fast-path FCP Completion Queue(s), one-to-one with FCP EQs. + * If there are no FCP EQs then create exactly one FCP CQ. + */ + if (phba->cfg_fcp_eq_count) + phba->sli4_hba.fcp_cq = kzalloc((sizeof(struct lpfc_queue *) * + phba->cfg_fcp_eq_count), + GFP_KERNEL); + else + phba->sli4_hba.fcp_cq = kzalloc(sizeof(struct lpfc_queue *), + GFP_KERNEL); if (!phba->sli4_hba.fcp_cq) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "2577 Failed allocate memory for fast-path " "CQ record array\n"); goto out_free_els_cq; } - for (fcp_cqidx = 0; fcp_cqidx < phba->cfg_fcp_eq_count; fcp_cqidx++) { + fcp_cqidx = 0; + do { qdesc = lpfc_sli4_queue_alloc(phba, phba->sli4_hba.cq_esize, phba->sli4_hba.cq_ecount); if (!qdesc) { @@ -6317,7 +6373,7 @@ lpfc_sli4_queue_create(struct lpfc_hba *phba) goto out_free_fcp_cq; } phba->sli4_hba.fcp_cq[fcp_cqidx] = qdesc; - } + } while (++fcp_cqidx < phba->cfg_fcp_eq_count); /* Create Mailbox Command Queue */ phba->sli4_hba.mq_esize = LPFC_MQE_SIZE; @@ -6449,7 +6505,7 @@ out_error: * -ENOMEM - No available memory * -EIO - The mailbox failed to complete successfully. **/ -static void +void lpfc_sli4_queue_destroy(struct lpfc_hba *phba) { int fcp_qidx; @@ -6725,6 +6781,10 @@ lpfc_sli4_queue_setup(struct lpfc_hba *phba) "0540 Receive Queue not allocated\n"); goto out_destroy_fcp_wq; } + + lpfc_rq_adjust_repost(phba, phba->sli4_hba.hdr_rq, LPFC_ELS_HBQ); + lpfc_rq_adjust_repost(phba, phba->sli4_hba.dat_rq, LPFC_ELS_HBQ); + rc = lpfc_rq_create(phba, phba->sli4_hba.hdr_rq, phba->sli4_hba.dat_rq, phba->sli4_hba.els_cq, LPFC_USOL); if (rc) { @@ -6733,6 +6793,7 @@ lpfc_sli4_queue_setup(struct lpfc_hba *phba) "rc = 0x%x\n", rc); goto out_destroy_fcp_wq; } + lpfc_printf_log(phba, KERN_INFO, LOG_INIT, "2592 USL RQ setup: hdr-rq-id=%d, dat-rq-id=%d " "parent cq-id=%d\n", @@ -6792,8 +6853,10 @@ lpfc_sli4_queue_unset(struct lpfc_hba *phba) /* Unset ELS complete queue */ lpfc_cq_destroy(phba, phba->sli4_hba.els_cq); /* Unset FCP response complete queue */ - for (fcp_qidx = 0; fcp_qidx < phba->cfg_fcp_eq_count; fcp_qidx++) + fcp_qidx = 0; + do { lpfc_cq_destroy(phba, phba->sli4_hba.fcp_cq[fcp_qidx]); + } while (++fcp_qidx < phba->cfg_fcp_eq_count); /* Unset fast-path event queue */ for (fcp_qidx = 0; fcp_qidx < phba->cfg_fcp_eq_count; fcp_qidx++) lpfc_eq_destroy(phba, phba->sli4_hba.fp_eq[fcp_qidx]); @@ -7042,10 +7105,11 @@ lpfc_pci_function_reset(struct lpfc_hba *phba) * the loop again. */ for (rdy_chk = 0; rdy_chk < 1000; rdy_chk++) { + msleep(10); if (lpfc_readl(phba->sli4_hba.u.if_type2. STATUSregaddr, ®_data.word0)) { rc = -ENODEV; - break; + goto out; } if (bf_get(lpfc_sliport_status_rdy, ®_data)) break; @@ -7053,7 +7117,6 @@ lpfc_pci_function_reset(struct lpfc_hba *phba) reset_again++; break; } - msleep(10); } /* @@ -7067,11 +7130,6 @@ lpfc_pci_function_reset(struct lpfc_hba *phba) } /* Detect any port errors. */ - if (lpfc_readl(phba->sli4_hba.u.if_type2.STATUSregaddr, - ®_data.word0)) { - rc = -ENODEV; - break; - } if ((bf_get(lpfc_sliport_status_err, ®_data)) || (rdy_chk >= 1000)) { phba->work_status[0] = readl( @@ -7104,6 +7162,7 @@ lpfc_pci_function_reset(struct lpfc_hba *phba) break; } +out: /* Catch the not-ready port failure after a port reset. */ if (num_resets >= MAX_IF_TYPE_2_RESETS) rc = -ENODEV; @@ -7151,12 +7210,13 @@ lpfc_sli4_send_nop_mbox_cmds(struct lpfc_hba *phba, uint32_t cnt) lpfc_sli4_config(phba, mboxq, LPFC_MBOX_SUBSYSTEM_COMMON, LPFC_MBOX_OPCODE_NOP, length, LPFC_SLI4_MBX_EMBED); - mbox_tmo = lpfc_mbox_tmo_val(phba, MBX_SLI4_CONFIG); for (cmdsent = 0; cmdsent < cnt; cmdsent++) { if (!phba->sli4_hba.intr_enable) rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL); - else + else { + mbox_tmo = lpfc_mbox_tmo_val(phba, mboxq); rc = lpfc_sli_issue_mbox_wait(phba, mboxq, mbox_tmo); + } if (rc == MBX_TIMEOUT) break; /* Check return status */ @@ -7976,6 +8036,7 @@ lpfc_sli4_unset_hba(struct lpfc_hba *phba) /* Reset SLI4 HBA FCoE function */ lpfc_pci_function_reset(phba); + lpfc_sli4_queue_destroy(phba); return; } @@ -8089,6 +8150,7 @@ lpfc_sli4_hba_unset(struct lpfc_hba *phba) /* Reset SLI4 HBA FCoE function */ lpfc_pci_function_reset(phba); + lpfc_sli4_queue_destroy(phba); /* Stop the SLI4 device port */ phba->pport->work_port_events = 0; @@ -8122,7 +8184,7 @@ lpfc_pc_sli4_params_get(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) if (!phba->sli4_hba.intr_enable) rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL); else { - mbox_tmo = lpfc_mbox_tmo_val(phba, MBX_PORT_CAPABILITIES); + mbox_tmo = lpfc_mbox_tmo_val(phba, mboxq); rc = lpfc_sli_issue_mbox_wait(phba, mboxq, mbox_tmo); } @@ -8184,6 +8246,7 @@ lpfc_get_sli4_parameters(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) int rc; struct lpfc_mqe *mqe = &mboxq->u.mqe; struct lpfc_pc_sli4_params *sli4_params; + uint32_t mbox_tmo; int length; struct lpfc_sli4_parameters *mbx_sli4_parameters; @@ -8202,9 +8265,10 @@ lpfc_get_sli4_parameters(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) length, LPFC_SLI4_MBX_EMBED); if (!phba->sli4_hba.intr_enable) rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL); - else - rc = lpfc_sli_issue_mbox_wait(phba, mboxq, - lpfc_mbox_tmo_val(phba, MBX_SLI4_CONFIG)); + else { + mbox_tmo = lpfc_mbox_tmo_val(phba, mboxq); + rc = lpfc_sli_issue_mbox_wait(phba, mboxq, mbox_tmo); + } if (unlikely(rc)) return rc; sli4_params = &phba->sli4_hba.pc_sli4_params; @@ -8273,11 +8337,8 @@ lpfc_pci_probe_one_s3(struct pci_dev *pdev, const struct pci_device_id *pid) /* Perform generic PCI device enabling operation */ error = lpfc_enable_pci_dev(phba); - if (error) { - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "1401 Failed to enable pci device.\n"); + if (error) goto out_free_phba; - } /* Set up SLI API function jump table for PCI-device group-0 HBAs */ error = lpfc_api_table_setup(phba, LPFC_PCI_DEV_LP); @@ -8324,6 +8385,9 @@ lpfc_pci_probe_one_s3(struct pci_dev *pdev, const struct pci_device_id *pid) goto out_free_iocb_list; } + /* Get the default values for Model Name and Description */ + lpfc_get_hba_model_desc(phba, phba->ModelName, phba->ModelDesc); + /* Create SCSI host to the physical port */ error = lpfc_create_shost(phba); if (error) { @@ -8887,16 +8951,17 @@ lpfc_write_firmware(struct lpfc_hba *phba, const struct firmware *fw) uint32_t offset = 0, temp_offset = 0; INIT_LIST_HEAD(&dma_buffer_list); - if ((image->magic_number != LPFC_GROUP_OJECT_MAGIC_NUM) || - (bf_get(lpfc_grp_hdr_file_type, image) != LPFC_FILE_TYPE_GROUP) || - (bf_get(lpfc_grp_hdr_id, image) != LPFC_FILE_ID_GROUP) || - (image->size != fw->size)) { + if ((be32_to_cpu(image->magic_number) != LPFC_GROUP_OJECT_MAGIC_NUM) || + (bf_get_be32(lpfc_grp_hdr_file_type, image) != + LPFC_FILE_TYPE_GROUP) || + (bf_get_be32(lpfc_grp_hdr_id, image) != LPFC_FILE_ID_GROUP) || + (be32_to_cpu(image->size) != fw->size)) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "3022 Invalid FW image found. " - "Magic:%d Type:%x ID:%x\n", - image->magic_number, - bf_get(lpfc_grp_hdr_file_type, image), - bf_get(lpfc_grp_hdr_id, image)); + "Magic:%x Type:%x ID:%x\n", + be32_to_cpu(image->magic_number), + bf_get_be32(lpfc_grp_hdr_file_type, image), + bf_get_be32(lpfc_grp_hdr_id, image)); return -EINVAL; } lpfc_decode_firmware_rev(phba, fwrev, 1); @@ -8926,11 +8991,11 @@ lpfc_write_firmware(struct lpfc_hba *phba, const struct firmware *fw) while (offset < fw->size) { temp_offset = offset; list_for_each_entry(dmabuf, &dma_buffer_list, list) { - if (offset + SLI4_PAGE_SIZE > fw->size) { - temp_offset += fw->size - offset; + if (temp_offset + SLI4_PAGE_SIZE > fw->size) { memcpy(dmabuf->virt, fw->data + temp_offset, - fw->size - offset); + fw->size - temp_offset); + temp_offset = fw->size; break; } memcpy(dmabuf->virt, fw->data + temp_offset, @@ -8986,7 +9051,6 @@ lpfc_pci_probe_one_s4(struct pci_dev *pdev, const struct pci_device_id *pid) uint32_t cfg_mode, intr_mode; int mcnt; int adjusted_fcp_eq_count; - int fcp_qidx; const struct firmware *fw; uint8_t file_name[16]; @@ -8997,11 +9061,8 @@ lpfc_pci_probe_one_s4(struct pci_dev *pdev, const struct pci_device_id *pid) /* Perform generic PCI device enabling operation */ error = lpfc_enable_pci_dev(phba); - if (error) { - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "1409 Failed to enable pci device.\n"); + if (error) goto out_free_phba; - } /* Set up SLI API function jump table for PCI-device group-1 HBAs */ error = lpfc_api_table_setup(phba, LPFC_PCI_DEV_OC); @@ -9046,6 +9107,7 @@ lpfc_pci_probe_one_s4(struct pci_dev *pdev, const struct pci_device_id *pid) } INIT_LIST_HEAD(&phba->active_rrq_list); + INIT_LIST_HEAD(&phba->fcf.fcf_pri_list); /* Set up common device driver resources */ error = lpfc_setup_driver_resource_phase2(phba); @@ -9055,6 +9117,9 @@ lpfc_pci_probe_one_s4(struct pci_dev *pdev, const struct pci_device_id *pid) goto out_free_iocb_list; } + /* Get the default values for Model Name and Description */ + lpfc_get_hba_model_desc(phba, phba->ModelName, phba->ModelDesc); + /* Create SCSI host to the physical port */ error = lpfc_create_shost(phba); if (error) { @@ -9094,16 +9159,6 @@ lpfc_pci_probe_one_s4(struct pci_dev *pdev, const struct pci_device_id *pid) adjusted_fcp_eq_count = phba->sli4_hba.msix_vec_nr - 1; else adjusted_fcp_eq_count = phba->cfg_fcp_eq_count; - /* Free unused EQs */ - for (fcp_qidx = adjusted_fcp_eq_count; - fcp_qidx < phba->cfg_fcp_eq_count; - fcp_qidx++) { - lpfc_sli4_queue_free(phba->sli4_hba.fp_eq[fcp_qidx]); - /* do not delete the first fcp_cq */ - if (fcp_qidx) - lpfc_sli4_queue_free( - phba->sli4_hba.fcp_cq[fcp_qidx]); - } phba->cfg_fcp_eq_count = adjusted_fcp_eq_count; /* Set up SLI-4 HBA */ if (lpfc_sli4_hba_setup(phba)) { @@ -9153,7 +9208,6 @@ lpfc_pci_probe_one_s4(struct pci_dev *pdev, const struct pci_device_id *pid) /* Check if there are static vports to be created. */ lpfc_create_static_vport(phba); - return 0; out_disable_intr: @@ -9287,6 +9341,7 @@ lpfc_pci_suspend_one_s4(struct pci_dev *pdev, pm_message_t msg) /* Disable interrupt from device */ lpfc_sli4_disable_intr(phba); + lpfc_sli4_queue_destroy(phba); /* Save device state to PCI config space */ pci_save_state(pdev); @@ -9416,6 +9471,7 @@ lpfc_sli4_prep_dev_for_reset(struct lpfc_hba *phba) /* Disable interrupt and pci device */ lpfc_sli4_disable_intr(phba); + lpfc_sli4_queue_destroy(phba); pci_disable_device(phba->pcidev); /* Flush all driver's outstanding SCSI I/Os as we are to reset */ diff --git a/drivers/scsi/lpfc/lpfc_logmsg.h b/drivers/scsi/lpfc/lpfc_logmsg.h index e3b790e..baf53e6 100644 --- a/drivers/scsi/lpfc/lpfc_logmsg.h +++ b/drivers/scsi/lpfc/lpfc_logmsg.h @@ -36,6 +36,7 @@ #define LOG_SECURITY 0x00008000 /* Security events */ #define LOG_EVENT 0x00010000 /* CT,TEMP,DUMP, logging */ #define LOG_FIP 0x00020000 /* FIP events */ +#define LOG_FCP_UNDER 0x00040000 /* FCP underruns errors */ #define LOG_ALL_MSG 0xffffffff /* LOG all messages */ #define lpfc_printf_vlog(vport, level, mask, fmt, arg...) \ diff --git a/drivers/scsi/lpfc/lpfc_mbox.c b/drivers/scsi/lpfc/lpfc_mbox.c index 83450cc..2ebc7d2 100644 --- a/drivers/scsi/lpfc/lpfc_mbox.c +++ b/drivers/scsi/lpfc/lpfc_mbox.c @@ -1598,9 +1598,12 @@ lpfc_mbox_dev_check(struct lpfc_hba *phba) * Timeout value to be used for the given mailbox command **/ int -lpfc_mbox_tmo_val(struct lpfc_hba *phba, int cmd) +lpfc_mbox_tmo_val(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) { - switch (cmd) { + MAILBOX_t *mbox = &mboxq->u.mb; + uint8_t subsys, opcode; + + switch (mbox->mbxCommand) { case MBX_WRITE_NV: /* 0x03 */ case MBX_UPDATE_CFG: /* 0x1B */ case MBX_DOWN_LOAD: /* 0x1C */ @@ -1610,6 +1613,28 @@ lpfc_mbox_tmo_val(struct lpfc_hba *phba, int cmd) case MBX_LOAD_EXP_ROM: /* 0x9C */ return LPFC_MBOX_TMO_FLASH_CMD; case MBX_SLI4_CONFIG: /* 0x9b */ + subsys = lpfc_sli_config_mbox_subsys_get(phba, mboxq); + opcode = lpfc_sli_config_mbox_opcode_get(phba, mboxq); + if (subsys == LPFC_MBOX_SUBSYSTEM_COMMON) { + switch (opcode) { + case LPFC_MBOX_OPCODE_READ_OBJECT: + case LPFC_MBOX_OPCODE_WRITE_OBJECT: + case LPFC_MBOX_OPCODE_READ_OBJECT_LIST: + case LPFC_MBOX_OPCODE_DELETE_OBJECT: + case LPFC_MBOX_OPCODE_GET_FUNCTION_CONFIG: + case LPFC_MBOX_OPCODE_GET_PROFILE_LIST: + case LPFC_MBOX_OPCODE_SET_ACT_PROFILE: + case LPFC_MBOX_OPCODE_SET_PROFILE_CONFIG: + case LPFC_MBOX_OPCODE_GET_FACTORY_PROFILE_CONFIG: + return LPFC_MBOX_SLI4_CONFIG_EXTENDED_TMO; + } + } + if (subsys == LPFC_MBOX_SUBSYSTEM_FCOE) { + switch (opcode) { + case LPFC_MBOX_OPCODE_FCOE_SET_FCLINK_SETTINGS: + return LPFC_MBOX_SLI4_CONFIG_EXTENDED_TMO; + } + } return LPFC_MBOX_SLI4_CONFIG_TMO; } return LPFC_MBOX_TMO; @@ -1859,7 +1884,7 @@ lpfc_sli4_mbox_rsrc_extent(struct lpfc_hba *phba, struct lpfcMboxq *mbox, } /* Complete the initialization for the particular Opcode. */ - opcode = lpfc_sli4_mbox_opcode_get(phba, mbox); + opcode = lpfc_sli_config_mbox_opcode_get(phba, mbox); switch (opcode) { case LPFC_MBOX_OPCODE_ALLOC_RSRC_EXTENT: if (emb == LPFC_SLI4_MBX_EMBED) @@ -1886,23 +1911,56 @@ lpfc_sli4_mbox_rsrc_extent(struct lpfc_hba *phba, struct lpfcMboxq *mbox, } /** - * lpfc_sli4_mbox_opcode_get - Get the opcode from a sli4 mailbox command + * lpfc_sli_config_mbox_subsys_get - Get subsystem from a sli_config mbox cmd * @phba: pointer to lpfc hba data structure. - * @mbox: pointer to lpfc mbox command. + * @mbox: pointer to lpfc mbox command queue entry. + * + * This routine gets the subsystem from a SLI4 specific SLI_CONFIG mailbox + * command. If the mailbox command is not MBX_SLI4_CONFIG (0x9B) or if the + * sub-header is not present, subsystem LPFC_MBOX_SUBSYSTEM_NA (0x0) shall + * be returned. + **/ +uint8_t +lpfc_sli_config_mbox_subsys_get(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbox) +{ + struct lpfc_mbx_sli4_config *sli4_cfg; + union lpfc_sli4_cfg_shdr *cfg_shdr; + + if (mbox->u.mb.mbxCommand != MBX_SLI4_CONFIG) + return LPFC_MBOX_SUBSYSTEM_NA; + sli4_cfg = &mbox->u.mqe.un.sli4_config; + + /* For embedded mbox command, get opcode from embedded sub-header*/ + if (bf_get(lpfc_mbox_hdr_emb, &sli4_cfg->header.cfg_mhdr)) { + cfg_shdr = &mbox->u.mqe.un.sli4_config.header.cfg_shdr; + return bf_get(lpfc_mbox_hdr_subsystem, &cfg_shdr->request); + } + + /* For non-embedded mbox command, get opcode from first dma page */ + if (unlikely(!mbox->sge_array)) + return LPFC_MBOX_SUBSYSTEM_NA; + cfg_shdr = (union lpfc_sli4_cfg_shdr *)mbox->sge_array->addr[0]; + return bf_get(lpfc_mbox_hdr_subsystem, &cfg_shdr->request); +} + +/** + * lpfc_sli_config_mbox_opcode_get - Get opcode from a sli_config mbox cmd + * @phba: pointer to lpfc hba data structure. + * @mbox: pointer to lpfc mbox command queue entry. * - * This routine gets the opcode from a SLI4 specific mailbox command for - * sending IOCTL command. If the mailbox command is not MBX_SLI4_CONFIG - * (0x9B) or if the IOCTL sub-header is not present, opcode 0x0 shall be + * This routine gets the opcode from a SLI4 specific SLI_CONFIG mailbox + * command. If the mailbox command is not MBX_SLI4_CONFIG (0x9B) or if + * the sub-header is not present, opcode LPFC_MBOX_OPCODE_NA (0x0) be * returned. **/ uint8_t -lpfc_sli4_mbox_opcode_get(struct lpfc_hba *phba, struct lpfcMboxq *mbox) +lpfc_sli_config_mbox_opcode_get(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbox) { struct lpfc_mbx_sli4_config *sli4_cfg; union lpfc_sli4_cfg_shdr *cfg_shdr; if (mbox->u.mb.mbxCommand != MBX_SLI4_CONFIG) - return 0; + return LPFC_MBOX_OPCODE_NA; sli4_cfg = &mbox->u.mqe.un.sli4_config; /* For embedded mbox command, get opcode from embedded sub-header*/ @@ -1913,7 +1971,7 @@ lpfc_sli4_mbox_opcode_get(struct lpfc_hba *phba, struct lpfcMboxq *mbox) /* For non-embedded mbox command, get opcode from first dma page */ if (unlikely(!mbox->sge_array)) - return 0; + return LPFC_MBOX_OPCODE_NA; cfg_shdr = (union lpfc_sli4_cfg_shdr *)mbox->sge_array->addr[0]; return bf_get(lpfc_mbox_hdr_opcode, &cfg_shdr->request); } diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c index eadd241..2e1e54e 100644 --- a/drivers/scsi/lpfc/lpfc_scsi.c +++ b/drivers/scsi/lpfc/lpfc_scsi.c @@ -21,6 +21,7 @@ #include <linux/pci.h> #include <linux/slab.h> #include <linux/interrupt.h> +#include <linux/export.h> #include <linux/delay.h> #include <asm/unaligned.h> @@ -58,6 +59,13 @@ static char *dif_op_str[] = { "SCSI_PROT_READ_PASS", "SCSI_PROT_WRITE_PASS", }; + +struct scsi_dif_tuple { + __be16 guard_tag; /* Checksum */ + __be16 app_tag; /* Opaque storage */ + __be32 ref_tag; /* Target LBA or indirect LBA */ +}; + static void lpfc_release_scsi_buf_s4(struct lpfc_hba *phba, struct lpfc_scsi_buf *psb); static void @@ -1263,6 +1271,174 @@ lpfc_scsi_prep_dma_buf_s3(struct lpfc_hba *phba, struct lpfc_scsi_buf *lpfc_cmd) return 0; } +static inline unsigned +lpfc_cmd_blksize(struct scsi_cmnd *sc) +{ + return sc->device->sector_size; +} + +#ifdef CONFIG_SCSI_LPFC_DEBUG_FS +/* + * Given a scsi cmnd, determine the BlockGuard tags to be used with it + * @sc: The SCSI command to examine + * @reftag: (out) BlockGuard reference tag for transmitted data + * @apptag: (out) BlockGuard application tag for transmitted data + * @new_guard (in) Value to replace CRC with if needed + * + * Returns (1) if error injection was performed, (0) otherwise + */ +static int +lpfc_bg_err_inject(struct lpfc_hba *phba, struct scsi_cmnd *sc, + uint32_t *reftag, uint16_t *apptag, uint32_t new_guard) +{ + struct scatterlist *sgpe; /* s/g prot entry */ + struct scatterlist *sgde; /* s/g data entry */ + struct scsi_dif_tuple *src; + uint32_t op = scsi_get_prot_op(sc); + uint32_t blksize; + uint32_t numblks; + sector_t lba; + int rc = 0; + + if (op == SCSI_PROT_NORMAL) + return 0; + + lba = scsi_get_lba(sc); + if (phba->lpfc_injerr_lba != LPFC_INJERR_LBA_OFF) { + blksize = lpfc_cmd_blksize(sc); + numblks = (scsi_bufflen(sc) + blksize - 1) / blksize; + + /* Make sure we have the right LBA if one is specified */ + if ((phba->lpfc_injerr_lba < lba) || + (phba->lpfc_injerr_lba >= (lba + numblks))) + return 0; + } + + sgpe = scsi_prot_sglist(sc); + sgde = scsi_sglist(sc); + + /* Should we change the Reference Tag */ + if (reftag) { + /* + * If we are SCSI_PROT_WRITE_STRIP, the protection data is + * being stripped from the wire, thus it doesn't matter. + */ + if ((op == SCSI_PROT_WRITE_PASS) || + (op == SCSI_PROT_WRITE_INSERT)) { + if (phba->lpfc_injerr_wref_cnt) { + + /* DEADBEEF will be the reftag on the wire */ + *reftag = 0xDEADBEEF; + phba->lpfc_injerr_wref_cnt--; + phba->lpfc_injerr_lba = LPFC_INJERR_LBA_OFF; + rc = 1; + + lpfc_printf_log(phba, KERN_ERR, LOG_BG, + "9081 BLKGRD: Injecting reftag error: " + "write lba x%lx\n", (unsigned long)lba); + } + } else { + if (phba->lpfc_injerr_rref_cnt) { + *reftag = 0xDEADBEEF; + phba->lpfc_injerr_rref_cnt--; + phba->lpfc_injerr_lba = LPFC_INJERR_LBA_OFF; + rc = 1; + + lpfc_printf_log(phba, KERN_ERR, LOG_BG, + "9076 BLKGRD: Injecting reftag error: " + "read lba x%lx\n", (unsigned long)lba); + } + } + } + + /* Should we change the Application Tag */ + if (apptag) { + /* + * If we are SCSI_PROT_WRITE_STRIP, the protection data is + * being stripped from the wire, thus it doesn't matter. + */ + if ((op == SCSI_PROT_WRITE_PASS) || + (op == SCSI_PROT_WRITE_INSERT)) { + if (phba->lpfc_injerr_wapp_cnt) { + + /* DEAD will be the apptag on the wire */ + *apptag = 0xDEAD; + phba->lpfc_injerr_wapp_cnt--; + phba->lpfc_injerr_lba = LPFC_INJERR_LBA_OFF; + rc = 1; + + lpfc_printf_log(phba, KERN_ERR, LOG_BG, + "9077 BLKGRD: Injecting apptag error: " + "write lba x%lx\n", (unsigned long)lba); + } + } else { + if (phba->lpfc_injerr_rapp_cnt) { + *apptag = 0xDEAD; + phba->lpfc_injerr_rapp_cnt--; + phba->lpfc_injerr_lba = LPFC_INJERR_LBA_OFF; + rc = 1; + + lpfc_printf_log(phba, KERN_ERR, LOG_BG, + "9078 BLKGRD: Injecting apptag error: " + "read lba x%lx\n", (unsigned long)lba); + } + } + } + + /* Should we change the Guard Tag */ + + /* + * If we are SCSI_PROT_WRITE_INSERT, the protection data is + * being on the wire is being fully generated on the HBA. + * The host cannot change it or force an error. + */ + if (((op == SCSI_PROT_WRITE_STRIP) || + (op == SCSI_PROT_WRITE_PASS)) && + phba->lpfc_injerr_wgrd_cnt) { + if (sgpe) { + src = (struct scsi_dif_tuple *)sg_virt(sgpe); + /* + * Just inject an error in the first + * prot block. + */ + lpfc_printf_log(phba, KERN_ERR, LOG_BG, + "9079 BLKGRD: Injecting guard error: " + "write lba x%lx oldGuard x%x refTag x%x\n", + (unsigned long)lba, src->guard_tag, + src->ref_tag); + + src->guard_tag = (uint16_t)new_guard; + phba->lpfc_injerr_wgrd_cnt--; + phba->lpfc_injerr_lba = LPFC_INJERR_LBA_OFF; + rc = 1; + + } else { + blksize = lpfc_cmd_blksize(sc); + /* + * Jump past the first data block + * and inject an error in the + * prot data. The prot data is already + * embedded after the regular data. + */ + src = (struct scsi_dif_tuple *) + (sg_virt(sgde) + blksize); + + lpfc_printf_log(phba, KERN_ERR, LOG_BG, + "9080 BLKGRD: Injecting guard error: " + "write lba x%lx oldGuard x%x refTag x%x\n", + (unsigned long)lba, src->guard_tag, + src->ref_tag); + + src->guard_tag = (uint16_t)new_guard; + phba->lpfc_injerr_wgrd_cnt--; + phba->lpfc_injerr_lba = LPFC_INJERR_LBA_OFF; + rc = 1; + } + } + return rc; +} +#endif + /* * Given a scsi cmnd, determine the BlockGuard opcodes to be used with it * @sc: The SCSI command to examine @@ -1341,18 +1517,6 @@ lpfc_sc_to_bg_opcodes(struct lpfc_hba *phba, struct scsi_cmnd *sc, return ret; } -struct scsi_dif_tuple { - __be16 guard_tag; /* Checksum */ - __be16 app_tag; /* Opaque storage */ - __be32 ref_tag; /* Target LBA or indirect LBA */ -}; - -static inline unsigned -lpfc_cmd_blksize(struct scsi_cmnd *sc) -{ - return sc->device->sector_size; -} - /* * This function sets up buffer list for protection groups of * type LPFC_PG_TYPE_NO_DIF @@ -1401,6 +1565,11 @@ lpfc_bg_setup_bpl(struct lpfc_hba *phba, struct scsi_cmnd *sc, blksize = lpfc_cmd_blksize(sc); reftag = scsi_get_lba(sc) & 0xffffffff; +#ifdef CONFIG_SCSI_LPFC_DEBUG_FS + /* reftag is the only error we can inject here */ + lpfc_bg_err_inject(phba, sc, &reftag, 0, 0); +#endif + /* setup PDE5 with what we have */ pde5 = (struct lpfc_pde5 *) bpl; memset(pde5, 0, sizeof(struct lpfc_pde5)); @@ -1532,6 +1701,11 @@ lpfc_bg_setup_bpl_prot(struct lpfc_hba *phba, struct scsi_cmnd *sc, blksize = lpfc_cmd_blksize(sc); reftag = scsi_get_lba(sc) & 0xffffffff; +#ifdef CONFIG_SCSI_LPFC_DEBUG_FS + /* reftag / guard tag are the only errors we can inject here */ + lpfc_bg_err_inject(phba, sc, &reftag, 0, 0xDEAD); +#endif + split_offset = 0; do { /* setup PDE5 with what we have */ @@ -1671,7 +1845,6 @@ lpfc_bg_setup_bpl_prot(struct lpfc_hba *phba, struct scsi_cmnd *sc, } } while (!alldone); - out: return num_bde; @@ -2075,6 +2248,7 @@ lpfc_scsi_prep_dma_buf_s4(struct lpfc_hba *phba, struct lpfc_scsi_buf *lpfc_cmd) else bf_set(lpfc_sli4_sge_last, sgl, 0); bf_set(lpfc_sli4_sge_offset, sgl, dma_offset); + bf_set(lpfc_sli4_sge_type, sgl, LPFC_SGE_TYPE_DATA); sgl->word2 = cpu_to_le32(sgl->word2); sgl->sge_len = cpu_to_le32(dma_len); dma_offset += dma_len; @@ -2325,8 +2499,9 @@ lpfc_handle_fcp_err(struct lpfc_vport *vport, struct lpfc_scsi_buf *lpfc_cmd, } lp = (uint32_t *)cmnd->sense_buffer; - if (!scsi_status && (resp_info & RESID_UNDER)) - logit = LOG_FCP; + if (!scsi_status && (resp_info & RESID_UNDER) && + vport->cfg_log_verbose & LOG_FCP_UNDER) + logit = LOG_FCP_UNDER; lpfc_printf_vlog(vport, KERN_WARNING, logit, "9024 FCP command x%x failed: x%x SNS x%x x%x " @@ -2342,7 +2517,7 @@ lpfc_handle_fcp_err(struct lpfc_vport *vport, struct lpfc_scsi_buf *lpfc_cmd, if (resp_info & RESID_UNDER) { scsi_set_resid(cmnd, be32_to_cpu(fcprsp->rspResId)); - lpfc_printf_vlog(vport, KERN_INFO, LOG_FCP, + lpfc_printf_vlog(vport, KERN_INFO, LOG_FCP_UNDER, "9025 FCP Read Underrun, expected %d, " "residual %d Data: x%x x%x x%x\n", be32_to_cpu(fcpcmd->fcpDl), @@ -2449,6 +2624,7 @@ lpfc_scsi_cmd_iocb_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pIocbIn, struct lpfc_fast_path_event *fast_path_evt; struct Scsi_Host *shost; uint32_t queue_depth, scsi_id; + uint32_t logit = LOG_FCP; /* Sanity check on return of outstanding command */ if (!(lpfc_cmd->pCmd)) @@ -2470,16 +2646,22 @@ lpfc_scsi_cmd_iocb_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pIocbIn, lpfc_cmd->status = IOSTAT_DRIVER_REJECT; else if (lpfc_cmd->status >= IOSTAT_CNT) lpfc_cmd->status = IOSTAT_DEFAULT; - - lpfc_printf_vlog(vport, KERN_WARNING, LOG_FCP, - "9030 FCP cmd x%x failed <%d/%d> " - "status: x%x result: x%x Data: x%x x%x\n", - cmd->cmnd[0], - cmd->device ? cmd->device->id : 0xffff, - cmd->device ? cmd->device->lun : 0xffff, - lpfc_cmd->status, lpfc_cmd->result, - pIocbOut->iocb.ulpContext, - lpfc_cmd->cur_iocbq.iocb.ulpIoTag); + if (lpfc_cmd->status == IOSTAT_FCP_RSP_ERROR + && !lpfc_cmd->fcp_rsp->rspStatus3 + && (lpfc_cmd->fcp_rsp->rspStatus2 & RESID_UNDER) + && !(phba->cfg_log_verbose & LOG_FCP_UNDER)) + logit = 0; + else + logit = LOG_FCP | LOG_FCP_UNDER; + lpfc_printf_vlog(vport, KERN_WARNING, logit, + "9030 FCP cmd x%x failed <%d/%d> " + "status: x%x result: x%x Data: x%x x%x\n", + cmd->cmnd[0], + cmd->device ? cmd->device->id : 0xffff, + cmd->device ? cmd->device->lun : 0xffff, + lpfc_cmd->status, lpfc_cmd->result, + pIocbOut->iocb.ulpContext, + lpfc_cmd->cur_iocbq.iocb.ulpIoTag); switch (lpfc_cmd->status) { case IOSTAT_FCP_RSP_ERROR: @@ -3056,8 +3238,9 @@ lpfc_queuecommand_lck(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *)) } ndlp = rdata->pnode; - if (!(phba->sli3_options & LPFC_SLI3_BG_ENABLED) && - scsi_get_prot_op(cmnd) != SCSI_PROT_NORMAL) { + if ((scsi_get_prot_op(cmnd) != SCSI_PROT_NORMAL) && + (!(phba->sli3_options & LPFC_SLI3_BG_ENABLED) || + (phba->sli_rev == LPFC_SLI_REV4))) { lpfc_printf_log(phba, KERN_ERR, LOG_BG, "9058 BLKGRD: ERROR: rcvd protected cmd:%02x" @@ -3691,9 +3874,9 @@ lpfc_bus_reset_handler(struct scsi_cmnd *cmnd) fc_host_post_vendor_event(shost, fc_get_event_number(), sizeof(scsi_event), (char *)&scsi_event, LPFC_NL_VENDOR_ID); - ret = fc_block_scsi_eh(cmnd); - if (ret) - return ret; + status = fc_block_scsi_eh(cmnd); + if (status) + return status; /* * Since the driver manages a single bus device, reset all diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index 5b28ea1..4d4104f 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -379,10 +379,10 @@ lpfc_sli4_rq_put(struct lpfc_queue *hq, struct lpfc_queue *dq, dq->host_index = ((dq->host_index + 1) % dq->entry_count); /* Ring The Header Receive Queue Doorbell */ - if (!(hq->host_index % LPFC_RQ_POST_BATCH)) { + if (!(hq->host_index % hq->entry_repost)) { doorbell.word0 = 0; bf_set(lpfc_rq_doorbell_num_posted, &doorbell, - LPFC_RQ_POST_BATCH); + hq->entry_repost); bf_set(lpfc_rq_doorbell_id, &doorbell, hq->queue_id); writel(doorbell.word0, hq->phba->sli4_hba.RQDBregaddr); } @@ -1864,7 +1864,7 @@ lpfc_sli_hbqbuf_init_hbqs(struct lpfc_hba *phba, uint32_t qno) { if (phba->sli_rev == LPFC_SLI_REV4) return lpfc_sli_hbqbuf_fill_hbqs(phba, qno, - lpfc_hbq_defs[qno]->entry_count); + lpfc_hbq_defs[qno]->entry_count); else return lpfc_sli_hbqbuf_fill_hbqs(phba, qno, lpfc_hbq_defs[qno]->init_count); @@ -2200,10 +2200,13 @@ lpfc_sli_handle_mb_event(struct lpfc_hba *phba) /* Unknown mailbox command compl */ lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_SLI, "(%d):0323 Unknown Mailbox command " - "x%x (x%x) Cmpl\n", + "x%x (x%x/x%x) Cmpl\n", pmb->vport ? pmb->vport->vpi : 0, pmbox->mbxCommand, - lpfc_sli4_mbox_opcode_get(phba, pmb)); + lpfc_sli_config_mbox_subsys_get(phba, + pmb), + lpfc_sli_config_mbox_opcode_get(phba, + pmb)); phba->link_state = LPFC_HBA_ERROR; phba->work_hs = HS_FFER3; lpfc_handle_eratt(phba); @@ -2215,17 +2218,19 @@ lpfc_sli_handle_mb_event(struct lpfc_hba *phba) if (pmbox->mbxStatus == MBXERR_NO_RESOURCES) { /* Mbox cmd cmpl error - RETRYing */ lpfc_printf_log(phba, KERN_INFO, - LOG_MBOX | LOG_SLI, - "(%d):0305 Mbox cmd cmpl " - "error - RETRYing Data: x%x " - "(x%x) x%x x%x x%x\n", - pmb->vport ? pmb->vport->vpi :0, - pmbox->mbxCommand, - lpfc_sli4_mbox_opcode_get(phba, - pmb), - pmbox->mbxStatus, - pmbox->un.varWords[0], - pmb->vport->port_state); + LOG_MBOX | LOG_SLI, + "(%d):0305 Mbox cmd cmpl " + "error - RETRYing Data: x%x " + "(x%x/x%x) x%x x%x x%x\n", + pmb->vport ? pmb->vport->vpi : 0, + pmbox->mbxCommand, + lpfc_sli_config_mbox_subsys_get(phba, + pmb), + lpfc_sli_config_mbox_opcode_get(phba, + pmb), + pmbox->mbxStatus, + pmbox->un.varWords[0], + pmb->vport->port_state); pmbox->mbxStatus = 0; pmbox->mbxOwner = OWN_HOST; rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT); @@ -2236,11 +2241,12 @@ lpfc_sli_handle_mb_event(struct lpfc_hba *phba) /* Mailbox cmd <cmd> Cmpl <cmpl> */ lpfc_printf_log(phba, KERN_INFO, LOG_MBOX | LOG_SLI, - "(%d):0307 Mailbox cmd x%x (x%x) Cmpl x%p " + "(%d):0307 Mailbox cmd x%x (x%x/x%x) Cmpl x%p " "Data: x%x x%x x%x x%x x%x x%x x%x x%x x%x\n", pmb->vport ? pmb->vport->vpi : 0, pmbox->mbxCommand, - lpfc_sli4_mbox_opcode_get(phba, pmb), + lpfc_sli_config_mbox_subsys_get(phba, pmb), + lpfc_sli_config_mbox_opcode_get(phba, pmb), pmb->mbox_cmpl, *((uint32_t *) pmbox), pmbox->un.varWords[0], @@ -4686,6 +4692,175 @@ lpfc_sli4_read_rev(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq, } /** + * lpfc_sli4_retrieve_pport_name - Retrieve SLI4 device physical port name + * @phba: pointer to lpfc hba data structure. + * + * This routine retrieves SLI4 device physical port name this PCI function + * is attached to. + * + * Return codes + * 0 - sucessful + * otherwise - failed to retrieve physical port name + **/ +static int +lpfc_sli4_retrieve_pport_name(struct lpfc_hba *phba) +{ + LPFC_MBOXQ_t *mboxq; + struct lpfc_mbx_read_config *rd_config; + struct lpfc_mbx_get_cntl_attributes *mbx_cntl_attr; + struct lpfc_controller_attribute *cntl_attr; + struct lpfc_mbx_get_port_name *get_port_name; + void *virtaddr = NULL; + uint32_t alloclen, reqlen; + uint32_t shdr_status, shdr_add_status; + union lpfc_sli4_cfg_shdr *shdr; + char cport_name = 0; + int rc; + + /* We assume nothing at this point */ + phba->sli4_hba.lnk_info.lnk_dv = LPFC_LNK_DAT_INVAL; + phba->sli4_hba.pport_name_sta = LPFC_SLI4_PPNAME_NON; + + mboxq = (LPFC_MBOXQ_t *)mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); + if (!mboxq) + return -ENOMEM; + + /* obtain link type and link number via READ_CONFIG */ + lpfc_read_config(phba, mboxq); + rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL); + if (rc == MBX_SUCCESS) { + rd_config = &mboxq->u.mqe.un.rd_config; + if (bf_get(lpfc_mbx_rd_conf_lnk_ldv, rd_config)) { + phba->sli4_hba.lnk_info.lnk_dv = LPFC_LNK_DAT_VAL; + phba->sli4_hba.lnk_info.lnk_tp = + bf_get(lpfc_mbx_rd_conf_lnk_type, rd_config); + phba->sli4_hba.lnk_info.lnk_no = + bf_get(lpfc_mbx_rd_conf_lnk_numb, rd_config); + lpfc_printf_log(phba, KERN_INFO, LOG_SLI, + "3081 lnk_type:%d, lnk_numb:%d\n", + phba->sli4_hba.lnk_info.lnk_tp, + phba->sli4_hba.lnk_info.lnk_no); + goto retrieve_ppname; + } else + lpfc_printf_log(phba, KERN_WARNING, LOG_SLI, + "3082 Mailbox (x%x) returned ldv:x0\n", + bf_get(lpfc_mqe_command, + &mboxq->u.mqe)); + } else + lpfc_printf_log(phba, KERN_WARNING, LOG_SLI, + "3083 Mailbox (x%x) failed, status:x%x\n", + bf_get(lpfc_mqe_command, &mboxq->u.mqe), + bf_get(lpfc_mqe_status, &mboxq->u.mqe)); + + /* obtain link type and link number via COMMON_GET_CNTL_ATTRIBUTES */ + reqlen = sizeof(struct lpfc_mbx_get_cntl_attributes); + alloclen = lpfc_sli4_config(phba, mboxq, LPFC_MBOX_SUBSYSTEM_COMMON, + LPFC_MBOX_OPCODE_GET_CNTL_ATTRIBUTES, reqlen, + LPFC_SLI4_MBX_NEMBED); + if (alloclen < reqlen) { + lpfc_printf_log(phba, KERN_ERR, LOG_SLI, + "3084 Allocated DMA memory size (%d) is " + "less than the requested DMA memory size " + "(%d)\n", alloclen, reqlen); + rc = -ENOMEM; + goto out_free_mboxq; + } + rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL); + virtaddr = mboxq->sge_array->addr[0]; + mbx_cntl_attr = (struct lpfc_mbx_get_cntl_attributes *)virtaddr; + shdr = &mbx_cntl_attr->cfg_shdr; + shdr_status = bf_get(lpfc_mbox_hdr_status, &shdr->response); + shdr_add_status = bf_get(lpfc_mbox_hdr_add_status, &shdr->response); + if (shdr_status || shdr_add_status || rc) { + lpfc_printf_log(phba, KERN_WARNING, LOG_SLI, + "3085 Mailbox x%x (x%x/x%x) failed, " + "rc:x%x, status:x%x, add_status:x%x\n", + bf_get(lpfc_mqe_command, &mboxq->u.mqe), + lpfc_sli_config_mbox_subsys_get(phba, mboxq), + lpfc_sli_config_mbox_opcode_get(phba, mboxq), + rc, shdr_status, shdr_add_status); + rc = -ENXIO; + goto out_free_mboxq; + } + cntl_attr = &mbx_cntl_attr->cntl_attr; + phba->sli4_hba.lnk_info.lnk_dv = LPFC_LNK_DAT_VAL; + phba->sli4_hba.lnk_info.lnk_tp = + bf_get(lpfc_cntl_attr_lnk_type, cntl_attr); + phba->sli4_hba.lnk_info.lnk_no = + bf_get(lpfc_cntl_attr_lnk_numb, cntl_attr); + lpfc_printf_log(phba, KERN_INFO, LOG_SLI, + "3086 lnk_type:%d, lnk_numb:%d\n", + phba->sli4_hba.lnk_info.lnk_tp, + phba->sli4_hba.lnk_info.lnk_no); + +retrieve_ppname: + lpfc_sli4_config(phba, mboxq, LPFC_MBOX_SUBSYSTEM_COMMON, + LPFC_MBOX_OPCODE_GET_PORT_NAME, + sizeof(struct lpfc_mbx_get_port_name) - + sizeof(struct lpfc_sli4_cfg_mhdr), + LPFC_SLI4_MBX_EMBED); + get_port_name = &mboxq->u.mqe.un.get_port_name; + shdr = (union lpfc_sli4_cfg_shdr *)&get_port_name->header.cfg_shdr; + bf_set(lpfc_mbox_hdr_version, &shdr->request, LPFC_OPCODE_VERSION_1); + bf_set(lpfc_mbx_get_port_name_lnk_type, &get_port_name->u.request, + phba->sli4_hba.lnk_info.lnk_tp); + rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL); + shdr_status = bf_get(lpfc_mbox_hdr_status, &shdr->response); + shdr_add_status = bf_get(lpfc_mbox_hdr_add_status, &shdr->response); + if (shdr_status || shdr_add_status || rc) { + lpfc_printf_log(phba, KERN_WARNING, LOG_SLI, + "3087 Mailbox x%x (x%x/x%x) failed: " + "rc:x%x, status:x%x, add_status:x%x\n", + bf_get(lpfc_mqe_command, &mboxq->u.mqe), + lpfc_sli_config_mbox_subsys_get(phba, mboxq), + lpfc_sli_config_mbox_opcode_get(phba, mboxq), + rc, shdr_status, shdr_add_status); + rc = -ENXIO; + goto out_free_mboxq; + } + switch (phba->sli4_hba.lnk_info.lnk_no) { + case LPFC_LINK_NUMBER_0: + cport_name = bf_get(lpfc_mbx_get_port_name_name0, + &get_port_name->u.response); + phba->sli4_hba.pport_name_sta = LPFC_SLI4_PPNAME_GET; + break; + case LPFC_LINK_NUMBER_1: + cport_name = bf_get(lpfc_mbx_get_port_name_name1, + &get_port_name->u.response); + phba->sli4_hba.pport_name_sta = LPFC_SLI4_PPNAME_GET; + break; + case LPFC_LINK_NUMBER_2: + cport_name = bf_get(lpfc_mbx_get_port_name_name2, + &get_port_name->u.response); + phba->sli4_hba.pport_name_sta = LPFC_SLI4_PPNAME_GET; + break; + case LPFC_LINK_NUMBER_3: + cport_name = bf_get(lpfc_mbx_get_port_name_name3, + &get_port_name->u.response); + phba->sli4_hba.pport_name_sta = LPFC_SLI4_PPNAME_GET; + break; + default: + break; + } + + if (phba->sli4_hba.pport_name_sta == LPFC_SLI4_PPNAME_GET) { + phba->Port[0] = cport_name; + phba->Port[1] = '\0'; + lpfc_printf_log(phba, KERN_INFO, LOG_SLI, + "3091 SLI get port name: %s\n", phba->Port); + } + +out_free_mboxq: + if (rc != MBX_TIMEOUT) { + if (bf_get(lpfc_mqe_command, &mboxq->u.mqe) == MBX_SLI4_CONFIG) + lpfc_sli4_mbox_cmd_free(phba, mboxq); + else + mempool_free(mboxq, phba->mbox_mem_pool); + } + return rc; +} + +/** * lpfc_sli4_arm_cqeq_intr - Arm sli-4 device completion and event queues * @phba: pointer to lpfc hba data structure. * @@ -4714,10 +4889,15 @@ lpfc_sli4_arm_cqeq_intr(struct lpfc_hba *phba) * lpfc_sli4_get_avail_extnt_rsrc - Get available resource extent count. * @phba: Pointer to HBA context object. * @type: The resource extent type. + * @extnt_count: buffer to hold port available extent count. + * @extnt_size: buffer to hold element count per extent. * - * This function allocates all SLI4 resource identifiers. + * This function calls the port and retrievs the number of available + * extents and their size for a particular extent type. + * + * Returns: 0 if successful. Nonzero otherwise. **/ -static int +int lpfc_sli4_get_avail_extnt_rsrc(struct lpfc_hba *phba, uint16_t type, uint16_t *extnt_count, uint16_t *extnt_size) { @@ -4749,7 +4929,7 @@ lpfc_sli4_get_avail_extnt_rsrc(struct lpfc_hba *phba, uint16_t type, if (!phba->sli4_hba.intr_enable) rc = lpfc_sli_issue_mbox(phba, mbox, MBX_POLL); else { - mbox_tmo = lpfc_mbox_tmo_val(phba, MBX_SLI4_CONFIG); + mbox_tmo = lpfc_mbox_tmo_val(phba, mbox); rc = lpfc_sli_issue_mbox_wait(phba, mbox, mbox_tmo); } if (unlikely(rc)) { @@ -4894,7 +5074,7 @@ lpfc_sli4_cfg_post_extnts(struct lpfc_hba *phba, uint16_t *extnt_cnt, req_len, *emb); if (alloc_len < req_len) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "9000 Allocated DMA memory size (x%x) is " + "2982 Allocated DMA memory size (x%x) is " "less than the requested DMA memory " "size (x%x)\n", alloc_len, req_len); return -ENOMEM; @@ -4906,7 +5086,7 @@ lpfc_sli4_cfg_post_extnts(struct lpfc_hba *phba, uint16_t *extnt_cnt, if (!phba->sli4_hba.intr_enable) rc = lpfc_sli_issue_mbox(phba, mbox, MBX_POLL); else { - mbox_tmo = lpfc_mbox_tmo_val(phba, MBX_SLI4_CONFIG); + mbox_tmo = lpfc_mbox_tmo_val(phba, mbox); rc = lpfc_sli_issue_mbox_wait(phba, mbox, mbox_tmo); } @@ -5189,7 +5369,7 @@ lpfc_sli4_dealloc_extent(struct lpfc_hba *phba, uint16_t type) if (!phba->sli4_hba.intr_enable) rc = lpfc_sli_issue_mbox(phba, mbox, MBX_POLL); else { - mbox_tmo = lpfc_mbox_tmo_val(phba, mbox_tmo); + mbox_tmo = lpfc_mbox_tmo_val(phba, mbox); rc = lpfc_sli_issue_mbox_wait(phba, mbox, mbox_tmo); } if (unlikely(rc)) { @@ -5508,6 +5688,154 @@ lpfc_sli4_dealloc_resource_identifiers(struct lpfc_hba *phba) } /** + * lpfc_sli4_get_allocated_extnts - Get the port's allocated extents. + * @phba: Pointer to HBA context object. + * @type: The resource extent type. + * @extnt_count: buffer to hold port extent count response + * @extnt_size: buffer to hold port extent size response. + * + * This function calls the port to read the host allocated extents + * for a particular type. + **/ +int +lpfc_sli4_get_allocated_extnts(struct lpfc_hba *phba, uint16_t type, + uint16_t *extnt_cnt, uint16_t *extnt_size) +{ + bool emb; + int rc = 0; + uint16_t curr_blks = 0; + uint32_t req_len, emb_len; + uint32_t alloc_len, mbox_tmo; + struct list_head *blk_list_head; + struct lpfc_rsrc_blks *rsrc_blk; + LPFC_MBOXQ_t *mbox; + void *virtaddr = NULL; + struct lpfc_mbx_nembed_rsrc_extent *n_rsrc; + struct lpfc_mbx_alloc_rsrc_extents *rsrc_ext; + union lpfc_sli4_cfg_shdr *shdr; + + switch (type) { + case LPFC_RSC_TYPE_FCOE_VPI: + blk_list_head = &phba->lpfc_vpi_blk_list; + break; + case LPFC_RSC_TYPE_FCOE_XRI: + blk_list_head = &phba->sli4_hba.lpfc_xri_blk_list; + break; + case LPFC_RSC_TYPE_FCOE_VFI: + blk_list_head = &phba->sli4_hba.lpfc_vfi_blk_list; + break; + case LPFC_RSC_TYPE_FCOE_RPI: + blk_list_head = &phba->sli4_hba.lpfc_rpi_blk_list; + break; + default: + return -EIO; + } + + /* Count the number of extents currently allocatd for this type. */ + list_for_each_entry(rsrc_blk, blk_list_head, list) { + if (curr_blks == 0) { + /* + * The GET_ALLOCATED mailbox does not return the size, + * just the count. The size should be just the size + * stored in the current allocated block and all sizes + * for an extent type are the same so set the return + * value now. + */ + *extnt_size = rsrc_blk->rsrc_size; + } + curr_blks++; + } + + /* Calculate the total requested length of the dma memory. */ + req_len = curr_blks * sizeof(uint16_t); + + /* + * Calculate the size of an embedded mailbox. The uint32_t + * accounts for extents-specific word. + */ + emb_len = sizeof(MAILBOX_t) - sizeof(struct mbox_header) - + sizeof(uint32_t); + + /* + * Presume the allocation and response will fit into an embedded + * mailbox. If not true, reconfigure to a non-embedded mailbox. + */ + emb = LPFC_SLI4_MBX_EMBED; + req_len = emb_len; + if (req_len > emb_len) { + req_len = curr_blks * sizeof(uint16_t) + + sizeof(union lpfc_sli4_cfg_shdr) + + sizeof(uint32_t); + emb = LPFC_SLI4_MBX_NEMBED; + } + + mbox = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); + if (!mbox) + return -ENOMEM; + memset(mbox, 0, sizeof(LPFC_MBOXQ_t)); + + alloc_len = lpfc_sli4_config(phba, mbox, LPFC_MBOX_SUBSYSTEM_COMMON, + LPFC_MBOX_OPCODE_GET_ALLOC_RSRC_EXTENT, + req_len, emb); + if (alloc_len < req_len) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "2983 Allocated DMA memory size (x%x) is " + "less than the requested DMA memory " + "size (x%x)\n", alloc_len, req_len); + rc = -ENOMEM; + goto err_exit; + } + rc = lpfc_sli4_mbox_rsrc_extent(phba, mbox, curr_blks, type, emb); + if (unlikely(rc)) { + rc = -EIO; + goto err_exit; + } + + if (!phba->sli4_hba.intr_enable) + rc = lpfc_sli_issue_mbox(phba, mbox, MBX_POLL); + else { + mbox_tmo = lpfc_mbox_tmo_val(phba, mbox); + rc = lpfc_sli_issue_mbox_wait(phba, mbox, mbox_tmo); + } + + if (unlikely(rc)) { + rc = -EIO; + goto err_exit; + } + + /* + * Figure out where the response is located. Then get local pointers + * to the response data. The port does not guarantee to respond to + * all extents counts request so update the local variable with the + * allocated count from the port. + */ + if (emb == LPFC_SLI4_MBX_EMBED) { + rsrc_ext = &mbox->u.mqe.un.alloc_rsrc_extents; + shdr = &rsrc_ext->header.cfg_shdr; + *extnt_cnt = bf_get(lpfc_mbx_rsrc_cnt, &rsrc_ext->u.rsp); + } else { + virtaddr = mbox->sge_array->addr[0]; + n_rsrc = (struct lpfc_mbx_nembed_rsrc_extent *) virtaddr; + shdr = &n_rsrc->cfg_shdr; + *extnt_cnt = bf_get(lpfc_mbx_rsrc_cnt, n_rsrc); + } + + if (bf_get(lpfc_mbox_hdr_status, &shdr->response)) { + lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_INIT, + "2984 Failed to read allocated resources " + "for type %d - Status 0x%x Add'l Status 0x%x.\n", + type, + bf_get(lpfc_mbox_hdr_status, &shdr->response), + bf_get(lpfc_mbox_hdr_add_status, &shdr->response)); + rc = -EIO; + goto err_exit; + } + err_exit: + lpfc_sli4_mbox_cmd_free(phba, mbox); + return rc; +} + +/** * lpfc_sli4_hba_setup - SLI4 device intialization PCI function * @phba: Pointer to HBA context object. * @@ -5595,6 +5923,17 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba) kfree(vpd); goto out_free_mbox; } + + /* + * Retrieve sli4 device physical port name, failure of doing it + * is considered as non-fatal. + */ + rc = lpfc_sli4_retrieve_pport_name(phba); + if (!rc) + lpfc_printf_log(phba, KERN_INFO, LOG_MBOX | LOG_SLI, + "3080 Successful retrieving SLI4 device " + "physical port name: %s.\n", phba->Port); + /* * Evaluate the read rev and vpd data. Populate the driver * state with the results. If this routine fails, the failure @@ -5665,9 +6004,13 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba) * then turn off the global config parameters to disable the * feature in the driver. This is not a fatal error. */ - if ((phba->cfg_enable_bg) && - !(bf_get(lpfc_mbx_rq_ftr_rsp_dif, &mqe->un.req_ftrs))) - ftr_rsp++; + phba->sli3_options &= ~LPFC_SLI3_BG_ENABLED; + if (phba->cfg_enable_bg) { + if (bf_get(lpfc_mbx_rq_ftr_rsp_dif, &mqe->un.req_ftrs)) + phba->sli3_options |= LPFC_SLI3_BG_ENABLED; + else + ftr_rsp++; + } if (phba->max_vpi && phba->cfg_enable_npiv && !(bf_get(lpfc_mbx_rq_ftr_rsp_npiv, &mqe->un.req_ftrs))) @@ -5784,12 +6127,20 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba) goto out_free_mbox; } + /* Create all the SLI4 queues */ + rc = lpfc_sli4_queue_create(phba); + if (rc) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "3089 Failed to allocate queues\n"); + rc = -ENODEV; + goto out_stop_timers; + } /* Set up all the queues to the device */ rc = lpfc_sli4_queue_setup(phba); if (unlikely(rc)) { lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_SLI, "0381 Error %d during queue setup.\n ", rc); - goto out_stop_timers; + goto out_destroy_queue; } /* Arm the CQs and then EQs on device */ @@ -5862,15 +6213,20 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba) spin_lock_irq(&phba->hbalock); phba->link_state = LPFC_LINK_DOWN; spin_unlock_irq(&phba->hbalock); - if (phba->cfg_suppress_link_up == LPFC_INITIALIZE_LINK) + if (phba->cfg_suppress_link_up == LPFC_INITIALIZE_LINK) { rc = phba->lpfc_hba_init_link(phba, MBX_NOWAIT); + if (rc) + goto out_unset_queue; + } + mempool_free(mboxq, phba->mbox_mem_pool); + return rc; out_unset_queue: /* Unset all the queues set up in this routine when error out */ - if (rc) - lpfc_sli4_queue_unset(phba); + lpfc_sli4_queue_unset(phba); +out_destroy_queue: + lpfc_sli4_queue_destroy(phba); out_stop_timers: - if (rc) - lpfc_stop_hba_timers(phba); + lpfc_stop_hba_timers(phba); out_free_mbox: mempool_free(mboxq, phba->mbox_mem_pool); return rc; @@ -6165,7 +6521,7 @@ lpfc_sli_issue_mbox_s3(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmbox, } /* timeout active mbox command */ mod_timer(&psli->mbox_tmo, (jiffies + - (HZ * lpfc_mbox_tmo_val(phba, mb->mbxCommand)))); + (HZ * lpfc_mbox_tmo_val(phba, pmbox)))); } /* Mailbox cmd <cmd> issue */ @@ -6289,9 +6645,8 @@ lpfc_sli_issue_mbox_s3(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmbox, drvr_flag); goto out_not_finished; } - timeout = msecs_to_jiffies(lpfc_mbox_tmo_val(phba, - mb->mbxCommand) * - 1000) + jiffies; + timeout = msecs_to_jiffies(lpfc_mbox_tmo_val(phba, pmbox) * + 1000) + jiffies; i = 0; /* Wait for command to complete */ while (((word0 & OWN_CHIP) == OWN_CHIP) || @@ -6402,21 +6757,21 @@ static int lpfc_sli4_async_mbox_block(struct lpfc_hba *phba) { struct lpfc_sli *psli = &phba->sli; - uint8_t actcmd = MBX_HEARTBEAT; int rc = 0; - unsigned long timeout; + unsigned long timeout = 0; /* Mark the asynchronous mailbox command posting as blocked */ spin_lock_irq(&phba->hbalock); psli->sli_flag |= LPFC_SLI_ASYNC_MBX_BLK; - if (phba->sli.mbox_active) - actcmd = phba->sli.mbox_active->u.mb.mbxCommand; - spin_unlock_irq(&phba->hbalock); /* Determine how long we might wait for the active mailbox * command to be gracefully completed by firmware. */ - timeout = msecs_to_jiffies(lpfc_mbox_tmo_val(phba, actcmd) * 1000) + - jiffies; + if (phba->sli.mbox_active) + timeout = msecs_to_jiffies(lpfc_mbox_tmo_val(phba, + phba->sli.mbox_active) * + 1000) + jiffies; + spin_unlock_irq(&phba->hbalock); + /* Wait for the outstnading mailbox command to complete */ while (phba->sli.mbox_active) { /* Check active mailbox complete status every 2ms */ @@ -6511,11 +6866,12 @@ lpfc_sli4_post_sync_mbox(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) if (psli->sli_flag & LPFC_SLI_MBOX_ACTIVE) { spin_unlock_irqrestore(&phba->hbalock, iflag); lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_SLI, - "(%d):2532 Mailbox command x%x (x%x) " + "(%d):2532 Mailbox command x%x (x%x/x%x) " "cannot issue Data: x%x x%x\n", mboxq->vport ? mboxq->vport->vpi : 0, mboxq->u.mb.mbxCommand, - lpfc_sli4_mbox_opcode_get(phba, mboxq), + lpfc_sli_config_mbox_subsys_get(phba, mboxq), + lpfc_sli_config_mbox_opcode_get(phba, mboxq), psli->sli_flag, MBX_POLL); return MBXERR_ERROR; } @@ -6538,7 +6894,7 @@ lpfc_sli4_post_sync_mbox(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) dma_address = &phba->sli4_hba.bmbx.dma_address; writel(dma_address->addr_hi, phba->sli4_hba.BMBXregaddr); - timeout = msecs_to_jiffies(lpfc_mbox_tmo_val(phba, mbx_cmnd) + timeout = msecs_to_jiffies(lpfc_mbox_tmo_val(phba, mboxq) * 1000) + jiffies; do { bmbx_reg.word0 = readl(phba->sli4_hba.BMBXregaddr); @@ -6554,7 +6910,7 @@ lpfc_sli4_post_sync_mbox(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) /* Post the low mailbox dma address to the port. */ writel(dma_address->addr_lo, phba->sli4_hba.BMBXregaddr); - timeout = msecs_to_jiffies(lpfc_mbox_tmo_val(phba, mbx_cmnd) + timeout = msecs_to_jiffies(lpfc_mbox_tmo_val(phba, mboxq) * 1000) + jiffies; do { bmbx_reg.word0 = readl(phba->sli4_hba.BMBXregaddr); @@ -6593,11 +6949,12 @@ lpfc_sli4_post_sync_mbox(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) lpfc_sli4_swap_str(phba, mboxq); lpfc_printf_log(phba, KERN_INFO, LOG_MBOX | LOG_SLI, - "(%d):0356 Mailbox cmd x%x (x%x) Status x%x " + "(%d):0356 Mailbox cmd x%x (x%x/x%x) Status x%x " "Data: x%x x%x x%x x%x x%x x%x x%x x%x x%x x%x x%x" " x%x x%x CQ: x%x x%x x%x x%x\n", - mboxq->vport ? mboxq->vport->vpi : 0, - mbx_cmnd, lpfc_sli4_mbox_opcode_get(phba, mboxq), + mboxq->vport ? mboxq->vport->vpi : 0, mbx_cmnd, + lpfc_sli_config_mbox_subsys_get(phba, mboxq), + lpfc_sli_config_mbox_opcode_get(phba, mboxq), bf_get(lpfc_mqe_status, mb), mb->un.mb_words[0], mb->un.mb_words[1], mb->un.mb_words[2], mb->un.mb_words[3], @@ -6637,14 +6994,18 @@ lpfc_sli_issue_mbox_s4(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq, unsigned long iflags; int rc; + /* dump from issue mailbox command if setup */ + lpfc_idiag_mbxacc_dump_issue_mbox(phba, &mboxq->u.mb); + rc = lpfc_mbox_dev_check(phba); if (unlikely(rc)) { lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_SLI, - "(%d):2544 Mailbox command x%x (x%x) " + "(%d):2544 Mailbox command x%x (x%x/x%x) " "cannot issue Data: x%x x%x\n", mboxq->vport ? mboxq->vport->vpi : 0, mboxq->u.mb.mbxCommand, - lpfc_sli4_mbox_opcode_get(phba, mboxq), + lpfc_sli_config_mbox_subsys_get(phba, mboxq), + lpfc_sli_config_mbox_opcode_get(phba, mboxq), psli->sli_flag, flag); goto out_not_finished; } @@ -6658,20 +7019,25 @@ lpfc_sli_issue_mbox_s4(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq, if (rc != MBX_SUCCESS) lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX | LOG_SLI, "(%d):2541 Mailbox command x%x " - "(x%x) cannot issue Data: x%x x%x\n", + "(x%x/x%x) cannot issue Data: " + "x%x x%x\n", mboxq->vport ? mboxq->vport->vpi : 0, mboxq->u.mb.mbxCommand, - lpfc_sli4_mbox_opcode_get(phba, mboxq), + lpfc_sli_config_mbox_subsys_get(phba, + mboxq), + lpfc_sli_config_mbox_opcode_get(phba, + mboxq), psli->sli_flag, flag); return rc; } else if (flag == MBX_POLL) { lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX | LOG_SLI, "(%d):2542 Try to issue mailbox command " - "x%x (x%x) synchronously ahead of async" + "x%x (x%x/x%x) synchronously ahead of async" "mailbox command queue: x%x x%x\n", mboxq->vport ? mboxq->vport->vpi : 0, mboxq->u.mb.mbxCommand, - lpfc_sli4_mbox_opcode_get(phba, mboxq), + lpfc_sli_config_mbox_subsys_get(phba, mboxq), + lpfc_sli_config_mbox_opcode_get(phba, mboxq), psli->sli_flag, flag); /* Try to block the asynchronous mailbox posting */ rc = lpfc_sli4_async_mbox_block(phba); @@ -6680,16 +7046,18 @@ lpfc_sli_issue_mbox_s4(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq, rc = lpfc_sli4_post_sync_mbox(phba, mboxq); if (rc != MBX_SUCCESS) lpfc_printf_log(phba, KERN_ERR, - LOG_MBOX | LOG_SLI, - "(%d):2597 Mailbox command " - "x%x (x%x) cannot issue " - "Data: x%x x%x\n", - mboxq->vport ? - mboxq->vport->vpi : 0, - mboxq->u.mb.mbxCommand, - lpfc_sli4_mbox_opcode_get(phba, - mboxq), - psli->sli_flag, flag); + LOG_MBOX | LOG_SLI, + "(%d):2597 Mailbox command " + "x%x (x%x/x%x) cannot issue " + "Data: x%x x%x\n", + mboxq->vport ? + mboxq->vport->vpi : 0, + mboxq->u.mb.mbxCommand, + lpfc_sli_config_mbox_subsys_get(phba, + mboxq), + lpfc_sli_config_mbox_opcode_get(phba, + mboxq), + psli->sli_flag, flag); /* Unblock the async mailbox posting afterward */ lpfc_sli4_async_mbox_unblock(phba); } @@ -6700,11 +7068,12 @@ lpfc_sli_issue_mbox_s4(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq, rc = lpfc_mbox_cmd_check(phba, mboxq); if (rc) { lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_SLI, - "(%d):2543 Mailbox command x%x (x%x) " + "(%d):2543 Mailbox command x%x (x%x/x%x) " "cannot issue Data: x%x x%x\n", mboxq->vport ? mboxq->vport->vpi : 0, mboxq->u.mb.mbxCommand, - lpfc_sli4_mbox_opcode_get(phba, mboxq), + lpfc_sli_config_mbox_subsys_get(phba, mboxq), + lpfc_sli_config_mbox_opcode_get(phba, mboxq), psli->sli_flag, flag); goto out_not_finished; } @@ -6716,10 +7085,11 @@ lpfc_sli_issue_mbox_s4(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq, spin_unlock_irqrestore(&phba->hbalock, iflags); lpfc_printf_log(phba, KERN_INFO, LOG_MBOX | LOG_SLI, "(%d):0354 Mbox cmd issue - Enqueue Data: " - "x%x (x%x) x%x x%x x%x\n", + "x%x (x%x/x%x) x%x x%x x%x\n", mboxq->vport ? mboxq->vport->vpi : 0xffffff, bf_get(lpfc_mqe_command, &mboxq->u.mqe), - lpfc_sli4_mbox_opcode_get(phba, mboxq), + lpfc_sli_config_mbox_subsys_get(phba, mboxq), + lpfc_sli_config_mbox_opcode_get(phba, mboxq), phba->pport->port_state, psli->sli_flag, MBX_NOWAIT); /* Wake up worker thread to transport mailbox command from head */ @@ -6796,13 +7166,14 @@ lpfc_sli4_post_async_mbox(struct lpfc_hba *phba) /* Start timer for the mbox_tmo and log some mailbox post messages */ mod_timer(&psli->mbox_tmo, (jiffies + - (HZ * lpfc_mbox_tmo_val(phba, mbx_cmnd)))); + (HZ * lpfc_mbox_tmo_val(phba, mboxq)))); lpfc_printf_log(phba, KERN_INFO, LOG_MBOX | LOG_SLI, - "(%d):0355 Mailbox cmd x%x (x%x) issue Data: " + "(%d):0355 Mailbox cmd x%x (x%x/x%x) issue Data: " "x%x x%x\n", mboxq->vport ? mboxq->vport->vpi : 0, mbx_cmnd, - lpfc_sli4_mbox_opcode_get(phba, mboxq), + lpfc_sli_config_mbox_subsys_get(phba, mboxq), + lpfc_sli_config_mbox_opcode_get(phba, mboxq), phba->pport->port_state, psli->sli_flag); if (mbx_cmnd != MBX_HEARTBEAT) { @@ -6826,11 +7197,12 @@ lpfc_sli4_post_async_mbox(struct lpfc_hba *phba) rc = lpfc_sli4_mq_put(phba->sli4_hba.mbx_wq, mqe); if (rc != MBX_SUCCESS) { lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_SLI, - "(%d):2533 Mailbox command x%x (x%x) " + "(%d):2533 Mailbox command x%x (x%x/x%x) " "cannot issue Data: x%x x%x\n", mboxq->vport ? mboxq->vport->vpi : 0, mboxq->u.mb.mbxCommand, - lpfc_sli4_mbox_opcode_get(phba, mboxq), + lpfc_sli_config_mbox_subsys_get(phba, mboxq), + lpfc_sli_config_mbox_opcode_get(phba, mboxq), psli->sli_flag, MBX_NOWAIT); goto out_not_finished; } @@ -7166,6 +7538,8 @@ lpfc_sli4_bpl2sgl(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq, if (inbound == 1) offset = 0; bf_set(lpfc_sli4_sge_offset, sgl, offset); + bf_set(lpfc_sli4_sge_type, sgl, + LPFC_SGE_TYPE_DATA); offset += bde.tus.f.bdeSize; } sgl->word2 = cpu_to_le32(sgl->word2); @@ -9203,7 +9577,6 @@ lpfc_sli_issue_mbox_wait(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq, /* now issue the command */ retval = lpfc_sli_issue_mbox(phba, pmboxq, MBX_NOWAIT); - if (retval == MBX_BUSY || retval == MBX_SUCCESS) { wait_event_interruptible_timeout(done_q, pmboxq->mbox_flag & LPFC_MBX_WAKE, @@ -9247,23 +9620,24 @@ void lpfc_sli_mbox_sys_shutdown(struct lpfc_hba *phba) { struct lpfc_sli *psli = &phba->sli; - uint8_t actcmd = MBX_HEARTBEAT; unsigned long timeout; + timeout = msecs_to_jiffies(LPFC_MBOX_TMO * 1000) + jiffies; spin_lock_irq(&phba->hbalock); psli->sli_flag |= LPFC_SLI_ASYNC_MBX_BLK; spin_unlock_irq(&phba->hbalock); if (psli->sli_flag & LPFC_SLI_ACTIVE) { spin_lock_irq(&phba->hbalock); - if (phba->sli.mbox_active) - actcmd = phba->sli.mbox_active->u.mb.mbxCommand; - spin_unlock_irq(&phba->hbalock); /* Determine how long we might wait for the active mailbox * command to be gracefully completed by firmware. */ - timeout = msecs_to_jiffies(lpfc_mbox_tmo_val(phba, actcmd) * - 1000) + jiffies; + if (phba->sli.mbox_active) + timeout = msecs_to_jiffies(lpfc_mbox_tmo_val(phba, + phba->sli.mbox_active) * + 1000) + jiffies; + spin_unlock_irq(&phba->hbalock); + while (phba->sli.mbox_active) { /* Check active mailbox complete status every 2ms */ msleep(2); @@ -10259,12 +10633,17 @@ lpfc_sli4_sp_handle_mbox_event(struct lpfc_hba *phba, struct lpfc_mcqe *mcqe) /* Move mbox data to caller's mailbox region, do endian swapping */ if (pmb->mbox_cmpl && mbox) lpfc_sli_pcimem_bcopy(mbox, mqe, sizeof(struct lpfc_mqe)); - /* Set the mailbox status with SLI4 range 0x4000 */ - mcqe_status = bf_get(lpfc_mcqe_status, mcqe); - if (mcqe_status != MB_CQE_STATUS_SUCCESS) - bf_set(lpfc_mqe_status, mqe, - (LPFC_MBX_ERROR_RANGE | mcqe_status)); + /* + * For mcqe errors, conditionally move a modified error code to + * the mbox so that the error will not be missed. + */ + mcqe_status = bf_get(lpfc_mcqe_status, mcqe); + if (mcqe_status != MB_CQE_STATUS_SUCCESS) { + if (bf_get(lpfc_mqe_status, mqe) == MBX_SUCCESS) + bf_set(lpfc_mqe_status, mqe, + (LPFC_MBX_ERROR_RANGE | mcqe_status)); + } if (pmb->mbox_flag & LPFC_MBX_IMED_UNREG) { pmb->mbox_flag &= ~LPFC_MBX_IMED_UNREG; lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_MBOX_VPORT, @@ -10640,7 +11019,7 @@ lpfc_sli4_sp_handle_eqe(struct lpfc_hba *phba, struct lpfc_eqe *eqe) case LPFC_MCQ: while ((cqe = lpfc_sli4_cq_get(cq))) { workposted |= lpfc_sli4_sp_handle_mcqe(phba, cqe); - if (!(++ecount % LPFC_GET_QE_REL_INT)) + if (!(++ecount % cq->entry_repost)) lpfc_sli4_cq_release(cq, LPFC_QUEUE_NOARM); } break; @@ -10652,7 +11031,7 @@ lpfc_sli4_sp_handle_eqe(struct lpfc_hba *phba, struct lpfc_eqe *eqe) else workposted |= lpfc_sli4_sp_handle_cqe(phba, cq, cqe); - if (!(++ecount % LPFC_GET_QE_REL_INT)) + if (!(++ecount % cq->entry_repost)) lpfc_sli4_cq_release(cq, LPFC_QUEUE_NOARM); } break; @@ -10884,7 +11263,7 @@ lpfc_sli4_fp_handle_eqe(struct lpfc_hba *phba, struct lpfc_eqe *eqe, /* Process all the entries to the CQ */ while ((cqe = lpfc_sli4_cq_get(cq))) { workposted |= lpfc_sli4_fp_handle_wcqe(phba, cq, cqe); - if (!(++ecount % LPFC_GET_QE_REL_INT)) + if (!(++ecount % cq->entry_repost)) lpfc_sli4_cq_release(cq, LPFC_QUEUE_NOARM); } @@ -10954,6 +11333,8 @@ lpfc_sli4_sp_intr_handler(int irq, void *dev_id) /* Get to the EQ struct associated with this vector */ speq = phba->sli4_hba.sp_eq; + if (unlikely(!speq)) + return IRQ_NONE; /* Check device state for handling interrupt */ if (unlikely(lpfc_intr_state_check(phba))) { @@ -10971,7 +11352,7 @@ lpfc_sli4_sp_intr_handler(int irq, void *dev_id) */ while ((eqe = lpfc_sli4_eq_get(speq))) { lpfc_sli4_sp_handle_eqe(phba, eqe); - if (!(++ecount % LPFC_GET_QE_REL_INT)) + if (!(++ecount % speq->entry_repost)) lpfc_sli4_eq_release(speq, LPFC_QUEUE_NOARM); } @@ -11031,6 +11412,8 @@ lpfc_sli4_fp_intr_handler(int irq, void *dev_id) if (unlikely(!phba)) return IRQ_NONE; + if (unlikely(!phba->sli4_hba.fp_eq)) + return IRQ_NONE; /* Get to the EQ struct associated with this vector */ fpeq = phba->sli4_hba.fp_eq[fcp_eqidx]; @@ -11051,7 +11434,7 @@ lpfc_sli4_fp_intr_handler(int irq, void *dev_id) */ while ((eqe = lpfc_sli4_eq_get(fpeq))) { lpfc_sli4_fp_handle_eqe(phba, eqe, fcp_eqidx); - if (!(++ecount % LPFC_GET_QE_REL_INT)) + if (!(++ecount % fpeq->entry_repost)) lpfc_sli4_eq_release(fpeq, LPFC_QUEUE_NOARM); } @@ -11203,6 +11586,15 @@ lpfc_sli4_queue_alloc(struct lpfc_hba *phba, uint32_t entry_size, } queue->entry_size = entry_size; queue->entry_count = entry_count; + + /* + * entry_repost is calculated based on the number of entries in the + * queue. This works out except for RQs. If buffers are NOT initially + * posted for every RQE, entry_repost should be adjusted accordingly. + */ + queue->entry_repost = (entry_count >> 3); + if (queue->entry_repost < LPFC_QUEUE_MIN_REPOST) + queue->entry_repost = LPFC_QUEUE_MIN_REPOST; queue->phba = phba; return queue; @@ -11768,6 +12160,31 @@ out: } /** + * lpfc_rq_adjust_repost - Adjust entry_repost for an RQ + * @phba: HBA structure that indicates port to create a queue on. + * @rq: The queue structure to use for the receive queue. + * @qno: The associated HBQ number + * + * + * For SLI4 we need to adjust the RQ repost value based on + * the number of buffers that are initially posted to the RQ. + */ +void +lpfc_rq_adjust_repost(struct lpfc_hba *phba, struct lpfc_queue *rq, int qno) +{ + uint32_t cnt; + + cnt = lpfc_hbq_defs[qno]->entry_count; + + /* Recalc repost for RQs based on buffers initially posted */ + cnt = (cnt >> 3); + if (cnt < LPFC_QUEUE_MIN_REPOST) + cnt = LPFC_QUEUE_MIN_REPOST; + + rq->entry_repost = cnt; +} + +/** * lpfc_rq_create - Create a Receive Queue on the HBA * @phba: HBA structure that indicates port to create a queue on. * @hrq: The queue structure to use to create the header receive queue. @@ -12333,7 +12750,7 @@ lpfc_sli4_post_sgl(struct lpfc_hba *phba, if (!phba->sli4_hba.intr_enable) rc = lpfc_sli_issue_mbox(phba, mbox, MBX_POLL); else { - mbox_tmo = lpfc_mbox_tmo_val(phba, MBX_SLI4_CONFIG); + mbox_tmo = lpfc_mbox_tmo_val(phba, mbox); rc = lpfc_sli_issue_mbox_wait(phba, mbox, mbox_tmo); } /* The IOCTL status is embedded in the mailbox subheader. */ @@ -12548,7 +12965,7 @@ lpfc_sli4_post_els_sgl_list(struct lpfc_hba *phba) if (!phba->sli4_hba.intr_enable) rc = lpfc_sli_issue_mbox(phba, mbox, MBX_POLL); else { - mbox_tmo = lpfc_mbox_tmo_val(phba, MBX_SLI4_CONFIG); + mbox_tmo = lpfc_mbox_tmo_val(phba, mbox); rc = lpfc_sli_issue_mbox_wait(phba, mbox, mbox_tmo); } shdr = (union lpfc_sli4_cfg_shdr *) &sgl->cfg_shdr; @@ -12711,7 +13128,7 @@ lpfc_sli4_post_els_sgl_list_ext(struct lpfc_hba *phba) if (!phba->sli4_hba.intr_enable) rc = lpfc_sli_issue_mbox(phba, mbox, MBX_POLL); else { - mbox_tmo = lpfc_mbox_tmo_val(phba, MBX_SLI4_CONFIG); + mbox_tmo = lpfc_mbox_tmo_val(phba, mbox); rc = lpfc_sli_issue_mbox_wait(phba, mbox, mbox_tmo); } shdr = (union lpfc_sli4_cfg_shdr *) &sgl->cfg_shdr; @@ -12835,7 +13252,7 @@ lpfc_sli4_post_scsi_sgl_block(struct lpfc_hba *phba, struct list_head *sblist, if (!phba->sli4_hba.intr_enable) rc = lpfc_sli_issue_mbox(phba, mbox, MBX_POLL); else { - mbox_tmo = lpfc_mbox_tmo_val(phba, MBX_SLI4_CONFIG); + mbox_tmo = lpfc_mbox_tmo_val(phba, mbox); rc = lpfc_sli_issue_mbox_wait(phba, mbox, mbox_tmo); } shdr = (union lpfc_sli4_cfg_shdr *) &sgl->cfg_shdr; @@ -12991,7 +13408,7 @@ lpfc_sli4_post_scsi_sgl_blk_ext(struct lpfc_hba *phba, struct list_head *sblist, if (!phba->sli4_hba.intr_enable) rc = lpfc_sli_issue_mbox(phba, mbox, MBX_POLL); else { - mbox_tmo = lpfc_mbox_tmo_val(phba, MBX_SLI4_CONFIG); + mbox_tmo = lpfc_mbox_tmo_val(phba, mbox); rc = lpfc_sli_issue_mbox_wait(phba, mbox, mbox_tmo); } shdr = (union lpfc_sli4_cfg_shdr *) &sgl->cfg_shdr; @@ -13140,7 +13557,8 @@ lpfc_fc_frame_to_vport(struct lpfc_hba *phba, struct fc_frame_header *fc_hdr, uint32_t did = (fc_hdr->fh_d_id[0] << 16 | fc_hdr->fh_d_id[1] << 8 | fc_hdr->fh_d_id[2]); - + if (did == Fabric_DID) + return phba->pport; vports = lpfc_create_vport_work_array(phba); if (vports != NULL) for (i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) { @@ -14156,7 +14574,7 @@ lpfc_sli4_init_vpi(struct lpfc_vport *vport) if (!mboxq) return -ENOMEM; lpfc_init_vpi(phba, mboxq, vport->vpi); - mbox_tmo = lpfc_mbox_tmo_val(phba, MBX_INIT_VPI); + mbox_tmo = lpfc_mbox_tmo_val(phba, mboxq); rc = lpfc_sli_issue_mbox_wait(phba, mboxq, mbox_tmo); if (rc != MBX_SUCCESS) { lpfc_printf_vlog(vport, KERN_ERR, LOG_SLI, @@ -14479,6 +14897,92 @@ fail_fcf_read: } /** + * lpfc_check_next_fcf_pri + * phba pointer to the lpfc_hba struct for this port. + * This routine is called from the lpfc_sli4_fcf_rr_next_index_get + * routine when the rr_bmask is empty. The FCF indecies are put into the + * rr_bmask based on their priority level. Starting from the highest priority + * to the lowest. The most likely FCF candidate will be in the highest + * priority group. When this routine is called it searches the fcf_pri list for + * next lowest priority group and repopulates the rr_bmask with only those + * fcf_indexes. + * returns: + * 1=success 0=failure + **/ +int +lpfc_check_next_fcf_pri_level(struct lpfc_hba *phba) +{ + uint16_t next_fcf_pri; + uint16_t last_index; + struct lpfc_fcf_pri *fcf_pri; + int rc; + int ret = 0; + + last_index = find_first_bit(phba->fcf.fcf_rr_bmask, + LPFC_SLI4_FCF_TBL_INDX_MAX); + lpfc_printf_log(phba, KERN_INFO, LOG_FIP, + "3060 Last IDX %d\n", last_index); + if (list_empty(&phba->fcf.fcf_pri_list)) { + lpfc_printf_log(phba, KERN_ERR, LOG_FIP, + "3061 Last IDX %d\n", last_index); + return 0; /* Empty rr list */ + } + next_fcf_pri = 0; + /* + * Clear the rr_bmask and set all of the bits that are at this + * priority. + */ + memset(phba->fcf.fcf_rr_bmask, 0, + sizeof(*phba->fcf.fcf_rr_bmask)); + spin_lock_irq(&phba->hbalock); + list_for_each_entry(fcf_pri, &phba->fcf.fcf_pri_list, list) { + if (fcf_pri->fcf_rec.flag & LPFC_FCF_FLOGI_FAILED) + continue; + /* + * the 1st priority that has not FLOGI failed + * will be the highest. + */ + if (!next_fcf_pri) + next_fcf_pri = fcf_pri->fcf_rec.priority; + spin_unlock_irq(&phba->hbalock); + if (fcf_pri->fcf_rec.priority == next_fcf_pri) { + rc = lpfc_sli4_fcf_rr_index_set(phba, + fcf_pri->fcf_rec.fcf_index); + if (rc) + return 0; + } + spin_lock_irq(&phba->hbalock); + } + /* + * if next_fcf_pri was not set above and the list is not empty then + * we have failed flogis on all of them. So reset flogi failed + * and start at the begining. + */ + if (!next_fcf_pri && !list_empty(&phba->fcf.fcf_pri_list)) { + list_for_each_entry(fcf_pri, &phba->fcf.fcf_pri_list, list) { + fcf_pri->fcf_rec.flag &= ~LPFC_FCF_FLOGI_FAILED; + /* + * the 1st priority that has not FLOGI failed + * will be the highest. + */ + if (!next_fcf_pri) + next_fcf_pri = fcf_pri->fcf_rec.priority; + spin_unlock_irq(&phba->hbalock); + if (fcf_pri->fcf_rec.priority == next_fcf_pri) { + rc = lpfc_sli4_fcf_rr_index_set(phba, + fcf_pri->fcf_rec.fcf_index); + if (rc) + return 0; + } + spin_lock_irq(&phba->hbalock); + } + } else + ret = 1; + spin_unlock_irq(&phba->hbalock); + + return ret; +} +/** * lpfc_sli4_fcf_rr_next_index_get - Get next eligible fcf record index * @phba: pointer to lpfc hba data structure. * @@ -14494,6 +14998,7 @@ lpfc_sli4_fcf_rr_next_index_get(struct lpfc_hba *phba) uint16_t next_fcf_index; /* Search start from next bit of currently registered FCF index */ +next_priority: next_fcf_index = (phba->fcf.current_rec.fcf_indx + 1) % LPFC_SLI4_FCF_TBL_INDX_MAX; next_fcf_index = find_next_bit(phba->fcf.fcf_rr_bmask, @@ -14501,17 +15006,46 @@ lpfc_sli4_fcf_rr_next_index_get(struct lpfc_hba *phba) next_fcf_index); /* Wrap around condition on phba->fcf.fcf_rr_bmask */ - if (next_fcf_index >= LPFC_SLI4_FCF_TBL_INDX_MAX) + if (next_fcf_index >= LPFC_SLI4_FCF_TBL_INDX_MAX) { + /* + * If we have wrapped then we need to clear the bits that + * have been tested so that we can detect when we should + * change the priority level. + */ next_fcf_index = find_next_bit(phba->fcf.fcf_rr_bmask, LPFC_SLI4_FCF_TBL_INDX_MAX, 0); + } + /* Check roundrobin failover list empty condition */ - if (next_fcf_index >= LPFC_SLI4_FCF_TBL_INDX_MAX) { + if (next_fcf_index >= LPFC_SLI4_FCF_TBL_INDX_MAX || + next_fcf_index == phba->fcf.current_rec.fcf_indx) { + /* + * If next fcf index is not found check if there are lower + * Priority level fcf's in the fcf_priority list. + * Set up the rr_bmask with all of the avaiable fcf bits + * at that level and continue the selection process. + */ + if (lpfc_check_next_fcf_pri_level(phba)) + goto next_priority; lpfc_printf_log(phba, KERN_WARNING, LOG_FIP, "2844 No roundrobin failover FCF available\n"); - return LPFC_FCOE_FCF_NEXT_NONE; + if (next_fcf_index >= LPFC_SLI4_FCF_TBL_INDX_MAX) + return LPFC_FCOE_FCF_NEXT_NONE; + else { + lpfc_printf_log(phba, KERN_WARNING, LOG_FIP, + "3063 Only FCF available idx %d, flag %x\n", + next_fcf_index, + phba->fcf.fcf_pri[next_fcf_index].fcf_rec.flag); + return next_fcf_index; + } } + if (next_fcf_index < LPFC_SLI4_FCF_TBL_INDX_MAX && + phba->fcf.fcf_pri[next_fcf_index].fcf_rec.flag & + LPFC_FCF_FLOGI_FAILED) + goto next_priority; + lpfc_printf_log(phba, KERN_INFO, LOG_FIP, "2845 Get next roundrobin failover FCF (x%x)\n", next_fcf_index); @@ -14563,6 +15097,7 @@ lpfc_sli4_fcf_rr_index_set(struct lpfc_hba *phba, uint16_t fcf_index) void lpfc_sli4_fcf_rr_index_clear(struct lpfc_hba *phba, uint16_t fcf_index) { + struct lpfc_fcf_pri *fcf_pri; if (fcf_index >= LPFC_SLI4_FCF_TBL_INDX_MAX) { lpfc_printf_log(phba, KERN_ERR, LOG_FIP, "2762 FCF (x%x) reached driver's book " @@ -14571,6 +15106,14 @@ lpfc_sli4_fcf_rr_index_clear(struct lpfc_hba *phba, uint16_t fcf_index) return; } /* Clear the eligible FCF record index bmask */ + spin_lock_irq(&phba->hbalock); + list_for_each_entry(fcf_pri, &phba->fcf.fcf_pri_list, list) { + if (fcf_pri->fcf_rec.fcf_index == fcf_index) { + list_del_init(&fcf_pri->list); + break; + } + } + spin_unlock_irq(&phba->hbalock); clear_bit(fcf_index, phba->fcf.fcf_rr_bmask); lpfc_printf_log(phba, KERN_INFO, LOG_FIP, @@ -14907,7 +15450,7 @@ lpfc_wr_object(struct lpfc_hba *phba, struct list_head *dmabuf_list, if (!phba->sli4_hba.intr_enable) rc = lpfc_sli_issue_mbox(phba, mbox, MBX_POLL); else { - mbox_tmo = lpfc_mbox_tmo_val(phba, MBX_SLI4_CONFIG); + mbox_tmo = lpfc_mbox_tmo_val(phba, mbox); rc = lpfc_sli_issue_mbox_wait(phba, mbox, mbox_tmo); } /* The IOCTL status is embedded in the mailbox subheader. */ diff --git a/drivers/scsi/lpfc/lpfc_sli.h b/drivers/scsi/lpfc/lpfc_sli.h index a0075b0..29c13b6 100644 --- a/drivers/scsi/lpfc/lpfc_sli.h +++ b/drivers/scsi/lpfc/lpfc_sli.h @@ -293,13 +293,11 @@ struct lpfc_sli { struct lpfc_lnk_stat lnk_stat_offsets; }; -#define LPFC_MBOX_TMO 30 /* Sec tmo for outstanding mbox - command */ -#define LPFC_MBOX_SLI4_CONFIG_TMO 60 /* Sec tmo for outstanding mbox - command */ -#define LPFC_MBOX_TMO_FLASH_CMD 300 /* Sec tmo for outstanding FLASH write - * or erase cmds. This is especially - * long because of the potential of - * multiple flash erases that can be - * spawned. - */ +/* Timeout for normal outstanding mbox command (Seconds) */ +#define LPFC_MBOX_TMO 30 +/* Timeout for non-flash-based outstanding sli_config mbox command (Seconds) */ +#define LPFC_MBOX_SLI4_CONFIG_TMO 60 +/* Timeout for flash-based outstanding sli_config mbox command (Seconds) */ +#define LPFC_MBOX_SLI4_CONFIG_EXTENDED_TMO 300 +/* Timeout for other flash-based outstanding mbox command (Seconds) */ +#define LPFC_MBOX_TMO_FLASH_CMD 300 diff --git a/drivers/scsi/lpfc/lpfc_sli4.h b/drivers/scsi/lpfc/lpfc_sli4.h index 88387c1..d5cffd8 100644 --- a/drivers/scsi/lpfc/lpfc_sli4.h +++ b/drivers/scsi/lpfc/lpfc_sli4.h @@ -23,7 +23,6 @@ #define LPFC_XRI_EXCH_BUSY_WAIT_T1 10 #define LPFC_XRI_EXCH_BUSY_WAIT_T2 30000 #define LPFC_RELEASE_NOTIFICATION_INTERVAL 32 -#define LPFC_GET_QE_REL_INT 32 #define LPFC_RPI_LOW_WATER_MARK 10 #define LPFC_UNREG_FCF 1 @@ -126,6 +125,8 @@ struct lpfc_queue { struct list_head child_list; uint32_t entry_count; /* Number of entries to support on the queue */ uint32_t entry_size; /* Size of each queue entry. */ + uint32_t entry_repost; /* Count of entries before doorbell is rung */ +#define LPFC_QUEUE_MIN_REPOST 8 uint32_t queue_id; /* Queue ID assigned by the hardware */ uint32_t assoc_qid; /* Queue ID associated with, for CQ/WQ/MQ */ struct list_head page_list; @@ -159,6 +160,25 @@ struct lpfc_fcf_rec { #define RECORD_VALID 0x02 }; +struct lpfc_fcf_pri_rec { + uint16_t fcf_index; +#define LPFC_FCF_ON_PRI_LIST 0x0001 +#define LPFC_FCF_FLOGI_FAILED 0x0002 + uint16_t flag; + uint32_t priority; +}; + +struct lpfc_fcf_pri { + struct list_head list; + struct lpfc_fcf_pri_rec fcf_rec; +}; + +/* + * Maximum FCF table index, it is for driver internal book keeping, it + * just needs to be no less than the supported HBA's FCF table size. + */ +#define LPFC_SLI4_FCF_TBL_INDX_MAX 32 + struct lpfc_fcf { uint16_t fcfi; uint32_t fcf_flag; @@ -178,15 +198,13 @@ struct lpfc_fcf { uint32_t eligible_fcf_cnt; struct lpfc_fcf_rec current_rec; struct lpfc_fcf_rec failover_rec; + struct list_head fcf_pri_list; + struct lpfc_fcf_pri fcf_pri[LPFC_SLI4_FCF_TBL_INDX_MAX]; + uint32_t current_fcf_scan_pri; struct timer_list redisc_wait; unsigned long *fcf_rr_bmask; /* Eligible FCF indexes for RR failover */ }; -/* - * Maximum FCF table index, it is for driver internal book keeping, it - * just needs to be no less than the supported HBA's FCF table size. - */ -#define LPFC_SLI4_FCF_TBL_INDX_MAX 32 #define LPFC_REGION23_SIGNATURE "RG23" #define LPFC_REGION23_VERSION 1 @@ -371,6 +389,16 @@ struct lpfc_iov { uint32_t vf_number; }; +struct lpfc_sli4_lnk_info { + uint8_t lnk_dv; +#define LPFC_LNK_DAT_INVAL 0 +#define LPFC_LNK_DAT_VAL 1 + uint8_t lnk_tp; +#define LPFC_LNK_GE 0x0 /* FCoE */ +#define LPFC_LNK_FC 0x1 /* FC */ + uint8_t lnk_no; +}; + /* SLI4 HBA data structure entries */ struct lpfc_sli4_hba { void __iomem *conf_regs_memmap_p; /* Kernel memory mapped address for @@ -486,6 +514,10 @@ struct lpfc_sli4_hba { struct list_head sp_els_xri_aborted_work_queue; struct list_head sp_unsol_work_queue; struct lpfc_sli4_link link_state; + struct lpfc_sli4_lnk_info lnk_info; + uint32_t pport_name_sta; +#define LPFC_SLI4_PPNAME_NON 0 +#define LPFC_SLI4_PPNAME_GET 1 struct lpfc_iov iov; spinlock_t abts_scsi_buf_list_lock; /* list of aborted SCSI IOs */ spinlock_t abts_sgl_list_lock; /* list of aborted els IOs */ @@ -536,6 +568,7 @@ struct lpfc_rsrc_blks { * SLI4 specific function prototypes */ int lpfc_pci_function_reset(struct lpfc_hba *); +int lpfc_sli4_pdev_status_reg_wait(struct lpfc_hba *); int lpfc_sli4_hba_setup(struct lpfc_hba *); int lpfc_sli4_config(struct lpfc_hba *, struct lpfcMboxq *, uint8_t, uint8_t, uint32_t, bool); @@ -559,6 +592,7 @@ uint32_t lpfc_wq_create(struct lpfc_hba *, struct lpfc_queue *, struct lpfc_queue *, uint32_t); uint32_t lpfc_rq_create(struct lpfc_hba *, struct lpfc_queue *, struct lpfc_queue *, struct lpfc_queue *, uint32_t); +void lpfc_rq_adjust_repost(struct lpfc_hba *, struct lpfc_queue *, int); uint32_t lpfc_eq_destroy(struct lpfc_hba *, struct lpfc_queue *); uint32_t lpfc_cq_destroy(struct lpfc_hba *, struct lpfc_queue *); uint32_t lpfc_mq_destroy(struct lpfc_hba *, struct lpfc_queue *); @@ -615,5 +649,5 @@ void lpfc_mbx_cmpl_fcf_rr_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *); void lpfc_mbx_cmpl_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *); int lpfc_sli4_unregister_fcf(struct lpfc_hba *); int lpfc_sli4_post_status_check(struct lpfc_hba *); -uint8_t lpfc_sli4_mbox_opcode_get(struct lpfc_hba *, struct lpfcMboxq *); - +uint8_t lpfc_sli_config_mbox_subsys_get(struct lpfc_hba *, LPFC_MBOXQ_t *); +uint8_t lpfc_sli_config_mbox_opcode_get(struct lpfc_hba *, LPFC_MBOXQ_t *); diff --git a/drivers/scsi/lpfc/lpfc_version.h b/drivers/scsi/lpfc/lpfc_version.h index c03921b..b0630e3 100644 --- a/drivers/scsi/lpfc/lpfc_version.h +++ b/drivers/scsi/lpfc/lpfc_version.h @@ -18,7 +18,7 @@ * included with this package. * *******************************************************************/ -#define LPFC_DRIVER_VERSION "8.3.23" +#define LPFC_DRIVER_VERSION "8.3.27" #define LPFC_DRIVER_NAME "lpfc" #define LPFC_SP_DRIVER_HANDLER_NAME "lpfc:sp" #define LPFC_FP_DRIVER_HANDLER_NAME "lpfc:fp" diff --git a/drivers/scsi/lpfc/lpfc_vport.c b/drivers/scsi/lpfc/lpfc_vport.c index 1feb551..cff6ca6 100644 --- a/drivers/scsi/lpfc/lpfc_vport.c +++ b/drivers/scsi/lpfc/lpfc_vport.c @@ -692,13 +692,14 @@ lpfc_vport_delete(struct fc_vport *fc_vport) /* Indicate free memory when release */ NLP_SET_FREE_REQ(ndlp); } else { - if (!NLP_CHK_NODE_ACT(ndlp)) + if (!NLP_CHK_NODE_ACT(ndlp)) { ndlp = lpfc_enable_node(vport, ndlp, NLP_STE_UNUSED_NODE); if (!ndlp) goto skip_logo; + } - /* Remove ndlp from vport npld list */ + /* Remove ndlp from vport list */ lpfc_dequeue_node(vport, ndlp); spin_lock_irq(&phba->ndlp_lock); if (!NLP_CHK_FREE_REQ(ndlp)) @@ -711,8 +712,17 @@ lpfc_vport_delete(struct fc_vport *fc_vport) } spin_unlock_irq(&phba->ndlp_lock); } - if (!(vport->vpi_state & LPFC_VPI_REGISTERED)) + + /* + * If the vpi is not registered, then a valid FDISC doesn't + * exist and there is no need for a ELS LOGO. Just cleanup + * the ndlp. + */ + if (!(vport->vpi_state & LPFC_VPI_REGISTERED)) { + lpfc_nlp_put(ndlp); goto skip_logo; + } + vport->unreg_vpi_cmpl = VPORT_INVAL; timeout = msecs_to_jiffies(phba->fc_ratov * 2000); if (!lpfc_issue_els_npiv_logo(vport, ndlp)) |