#include <linux/aer.h>
#include <linux/slab.h>
#include <linux/firmware.h>
+#include <linux/miscdevice.h>
#include <scsi/scsi.h>
#include <scsi/scsi_device.h>
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 *);
static void lpfc_destroy_bootstrap_mbox(struct lpfc_hba *);
static void lpfc_free_sgl_list(struct lpfc_hba *);
static int lpfc_init_sgl_list(struct lpfc_hba *);
/* Get the default values for Model Name and Description */
lpfc_get_hba_model_desc(phba, phba->ModelName, phba->ModelDesc);
- if ((phba->cfg_link_speed > LPFC_USER_LINK_SPEED_16G)
- || ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_1G)
- && !(phba->lmt & LMT_1Gb))
- || ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_2G)
- && !(phba->lmt & LMT_2Gb))
- || ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_4G)
- && !(phba->lmt & LMT_4Gb))
- || ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_8G)
- && !(phba->lmt & LMT_8Gb))
- || ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_10G)
- && !(phba->lmt & LMT_10Gb))
- || ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_16G)
- && !(phba->lmt & LMT_16Gb))) {
- /* Reset link speed to auto */
- lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT,
- "1302 Invalid speed for this board: "
- "Reset link speed to auto: x%x\n",
- phba->cfg_link_speed);
- phba->cfg_link_speed = LPFC_USER_LINK_SPEED_AUTO;
- }
-
phba->link_state = LPFC_LINK_DOWN;
/* Only process IOCBs on ELS ring till hba_state is READY */
return -EIO;
}
} else if (phba->cfg_suppress_link_up == LPFC_INITIALIZE_LINK) {
- lpfc_init_link(phba, pmb, phba->cfg_topology,
- phba->cfg_link_speed);
- pmb->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
- lpfc_set_loopback_flag(phba);
- rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT);
- if (rc != MBX_SUCCESS) {
- lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
- "0454 Adapter failed to init, mbxCmd x%x "
- "INIT_LINK, mbxStatus x%x\n",
- mb->mbxCommand, mb->mbxStatus);
-
- /* Clear all interrupt enable conditions */
- writel(0, phba->HCregaddr);
- readl(phba->HCregaddr); /* flush */
- /* Clear all pending interrupts */
- writel(0xffffffff, phba->HAregaddr);
- readl(phba->HAregaddr); /* flush */
- phba->link_state = LPFC_HBA_ERROR;
- if (rc != MBX_BUSY)
- mempool_free(pmb, phba->mbox_mem_pool);
- return -EIO;
- }
+ mempool_free(pmb, phba->mbox_mem_pool);
+ rc = phba->lpfc_hba_init_link(phba, MBX_NOWAIT);
+ if (rc)
+ return rc;
}
/* MBOX buffer will be freed in mbox compl */
pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
**/
int
lpfc_hba_init_link(struct lpfc_hba *phba, uint32_t flag)
+{
+ return lpfc_hba_init_link_fc_topology(phba, phba->cfg_topology, flag);
+}
+
+/**
+ * lpfc_hba_init_link_fc_topology - Initialize FC link with desired topology
+ * @phba: pointer to lpfc hba data structure.
+ * @fc_topology: desired fc topology.
+ * @flag: mailbox command issue mode - either MBX_POLL or MBX_NOWAIT
+ *
+ * This routine will issue the INIT_LINK mailbox command call.
+ * It is available to other drivers through the lpfc_hba data
+ * structure for use as a delayed link up mechanism with the
+ * module parameter lpfc_suppress_link_up.
+ *
+ * Return code
+ * 0 - success
+ * Any other value - error
+ **/
+int
+lpfc_hba_init_link_fc_topology(struct lpfc_hba *phba, uint32_t fc_topology,
+ uint32_t flag)
{
struct lpfc_vport *vport = phba->pport;
LPFC_MBOXQ_t *pmb;
mb = &pmb->u.mb;
pmb->vport = vport;
- lpfc_init_link(phba, pmb, phba->cfg_topology, phba->cfg_link_speed);
+ if ((phba->cfg_link_speed > LPFC_USER_LINK_SPEED_MAX) ||
+ ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_1G) &&
+ !(phba->lmt & LMT_1Gb)) ||
+ ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_2G) &&
+ !(phba->lmt & LMT_2Gb)) ||
+ ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_4G) &&
+ !(phba->lmt & LMT_4Gb)) ||
+ ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_8G) &&
+ !(phba->lmt & LMT_8Gb)) ||
+ ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_10G) &&
+ !(phba->lmt & LMT_10Gb)) ||
+ ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_16G) &&
+ !(phba->lmt & LMT_16Gb))) {
+ /* Reset link speed to auto */
+ lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT,
+ "1302 Invalid speed for this board:%d "
+ "Reset link speed to auto.\n",
+ phba->cfg_link_speed);
+ phba->cfg_link_speed = LPFC_USER_LINK_SPEED_AUTO;
+ }
+ lpfc_init_link(phba, pmb, fc_topology, phba->cfg_link_speed);
pmb->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
- lpfc_set_loopback_flag(phba);
+ if (phba->sli_rev < LPFC_SLI_REV4)
+ lpfc_set_loopback_flag(phba);
rc = lpfc_sli_issue_mbox(phba, pmb, flag);
if ((rc != MBX_BUSY) && (rc != MBX_SUCCESS)) {
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
uint32_t event_data;
struct Scsi_Host *shost;
uint32_t if_type;
- struct lpfc_register portstat_reg;
+ struct lpfc_register portstat_reg = {0};
+ uint32_t reg_err1, reg_err2;
+ uint32_t uerrlo_reg, uemasklo_reg;
+ uint32_t pci_rd_rc1, pci_rd_rc2;
int rc;
/* If the pci channel is offline, ignore possible errors, since
if (!phba->cfg_enable_hba_reset)
return;
- /* Send an internal error event to mgmt application */
- lpfc_board_errevt_to_mgmt(phba);
-
- /* For now, the actual action for SLI4 device handling is not
- * specified yet, just treated it as adaptor hardware failure
- */
- event_data = FC_REG_DUMP_EVENT;
- shost = lpfc_shost_from_vport(vport);
- fc_host_post_vendor_event(shost, fc_get_event_number(),
- sizeof(event_data), (char *) &event_data,
- SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX);
-
if_type = bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf);
switch (if_type) {
case LPFC_SLI_INTF_IF_TYPE_0:
+ pci_rd_rc1 = lpfc_readl(
+ phba->sli4_hba.u.if_type0.UERRLOregaddr,
+ &uerrlo_reg);
+ pci_rd_rc2 = lpfc_readl(
+ phba->sli4_hba.u.if_type0.UEMASKLOregaddr,
+ &uemasklo_reg);
+ /* consider PCI bus read error as pci_channel_offline */
+ if (pci_rd_rc1 == -EIO && pci_rd_rc2 == -EIO)
+ return;
lpfc_sli4_offline_eratt(phba);
break;
case LPFC_SLI_INTF_IF_TYPE_2:
- portstat_reg.word0 =
- readl(phba->sli4_hba.u.if_type2.STATUSregaddr);
-
+ pci_rd_rc1 = lpfc_readl(
+ phba->sli4_hba.u.if_type2.STATUSregaddr,
+ &portstat_reg.word0);
+ /* consider PCI bus read error as pci_channel_offline */
+ if (pci_rd_rc1 == -EIO) {
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "3151 PCI bus read access failure: x%x\n",
+ readl(phba->sli4_hba.u.if_type2.STATUSregaddr));
+ return;
+ }
+ reg_err1 = readl(phba->sli4_hba.u.if_type2.ERR1regaddr);
+ reg_err2 = readl(phba->sli4_hba.u.if_type2.ERR2regaddr);
if (bf_get(lpfc_sliport_status_oti, &portstat_reg)) {
/* TODO: Register for Overtemp async events. */
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"2889 Port Overtemperature event, "
- "taking port\n");
+ "taking port offline\n");
spin_lock_irq(&phba->hbalock);
phba->over_temp_state = HBA_OVER_TEMP;
spin_unlock_irq(&phba->hbalock);
lpfc_sli4_offline_eratt(phba);
- return;
+ break;
}
+ if (reg_err1 == SLIPORT_ERR1_REG_ERR_CODE_2 &&
+ reg_err2 == SLIPORT_ERR2_REG_FW_RESTART)
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "3143 Port Down: Firmware Restarted\n");
+ else if (reg_err1 == SLIPORT_ERR1_REG_ERR_CODE_2 &&
+ reg_err2 == SLIPORT_ERR2_REG_FORCED_DUMP)
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "3144 Port Down: Debug Dump\n");
+ else if (reg_err1 == SLIPORT_ERR1_REG_ERR_CODE_2 &&
+ reg_err2 == SLIPORT_ERR2_REG_FUNC_PROVISON)
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "3145 Port Down: Provisioning\n");
/*
* On error status condition, driver need to wait for port
* ready before performing reset.
if (!rc) {
/* need reset: attempt for port recovery */
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
- "2887 Port Error: Attempting "
- "Port Recovery\n");
+ "2887 Reset Needed: 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;
+ /* don't report event on forced debug dump */
+ if (reg_err1 == SLIPORT_ERR1_REG_ERR_CODE_2 &&
+ reg_err2 == SLIPORT_ERR2_REG_FORCED_DUMP)
+ return;
+ else
+ break;
}
/* fall through for not able to recover */
}
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "3152 Unrecoverable error, bring the port "
+ "offline\n");
lpfc_sli4_offline_eratt(phba);
break;
case LPFC_SLI_INTF_IF_TYPE_1:
default:
break;
}
+ lpfc_printf_log(phba, KERN_WARNING, LOG_INIT,
+ "3123 Report dump event to upper layer\n");
+ /* Send an internal error event to mgmt application */
+ lpfc_board_errevt_to_mgmt(phba);
+
+ event_data = FC_REG_DUMP_EVENT;
+ shost = lpfc_shost_from_vport(vport);
+ fc_host_post_vendor_event(shost, fc_get_event_number(),
+ sizeof(event_data), (char *) &event_data,
+ SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX);
}
/**
continue;
}
+ /* take care of nodes in unused state before the state
+ * machine taking action.
+ */
+ if (ndlp->nlp_state == NLP_STE_UNUSED_NODE) {
+ lpfc_nlp_put(ndlp);
+ continue;
+ }
+
if (ndlp->nlp_type & NLP_FABRIC)
lpfc_disc_state_machine(vport, ndlp, NULL,
NLP_EVT_DEVICE_RECOVERY);
lpfc_disc_state_machine(vport, ndlp, NULL,
NLP_EVT_DEVICE_RM);
-
}
/* At this point, ALL ndlp's should be gone
}
}
+/**
+ * lpfc_sli4_node_prep - Assign RPIs for active nodes.
+ * @phba: pointer to lpfc hba data structure.
+ *
+ * Allocate RPIs for all active remote nodes. This is needed whenever
+ * an SLI4 adapter is reset and the driver is not unloading. Its purpose
+ * is to fixup the temporary rpi assignments.
+ **/
+void
+lpfc_sli4_node_prep(struct lpfc_hba *phba)
+{
+ struct lpfc_nodelist *ndlp, *next_ndlp;
+ struct lpfc_vport **vports;
+ int i;
+
+ if (phba->sli_rev != LPFC_SLI_REV4)
+ return;
+
+ vports = lpfc_create_vport_work_array(phba);
+ if (vports != NULL) {
+ for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) {
+ if (vports[i]->load_flag & FC_UNLOADING)
+ continue;
+
+ list_for_each_entry_safe(ndlp, next_ndlp,
+ &vports[i]->fc_nodes,
+ nlp_listp) {
+ if (NLP_CHK_NODE_ACT(ndlp))
+ ndlp->nlp_rpi =
+ lpfc_sli4_alloc_rpi(phba);
+ }
+ }
+ }
+ lpfc_destroy_vport_work_array(phba, vports);
+}
+
/**
* lpfc_online - Initialize and bring a HBA online
* @phba: pointer to lpfc hba data structure.
spin_lock_irq(shost->host_lock);
ndlp->nlp_flag &= ~NLP_NPR_ADISC;
spin_unlock_irq(shost->host_lock);
+ /*
+ * Whenever an SLI4 port goes offline, free the
+ * RPI. Get a new RPI when the adapter port
+ * comes back online.
+ */
+ if (phba->sli_rev == LPFC_SLI_REV4)
+ lpfc_sli4_free_rpi(phba, ndlp->nlp_rpi);
lpfc_unreg_rpi(vports[i], ndlp);
}
}
lpfc_destroy_vport_work_array(phba, vports);
}
+/**
+ * lpfc_scsi_buf_update - Update the scsi_buffers that are already allocated.
+ * @phba: pointer to lpfc hba data structure.
+ *
+ * This routine goes through all the scsi buffers in the system and updates the
+ * Physical XRIs assigned to the SCSI buffer because these may change after any
+ * firmware reset
+ *
+ * Return codes
+ * 0 - successful (for now, it always returns 0)
+ **/
+int
+lpfc_scsi_buf_update(struct lpfc_hba *phba)
+{
+ struct lpfc_scsi_buf *sb, *sb_next;
+
+ spin_lock_irq(&phba->hbalock);
+ spin_lock(&phba->scsi_buf_list_lock);
+ list_for_each_entry_safe(sb, sb_next, &phba->lpfc_scsi_buf_list, list) {
+ sb->cur_iocbq.sli4_xritag =
+ phba->sli4_hba.xri_ids[sb->cur_iocbq.sli4_lxritag];
+ set_bit(sb->cur_iocbq.sli4_lxritag, phba->sli4_hba.xri_bmask);
+ phba->sli4_hba.max_cfg_param.xri_used++;
+ phba->sli4_hba.xri_count++;
+ }
+ spin_unlock(&phba->scsi_buf_list_lock);
+ spin_unlock_irq(&phba->hbalock);
+ return 0;
+}
+
/**
* lpfc_scsi_free - Free all the SCSI buffers and IOCBs from driver lists
* @phba: pointer to lpfc hba data structure.
break;
case LPFC_FIP_EVENT_TYPE_FCF_DEAD:
+ phba->fcoe_cvl_eventtag = acqe_fip->event_tag;
lpfc_printf_log(phba, KERN_ERR, LOG_FIP | LOG_DISCOVERY,
"2549 FCF (x%x) disconnected from network, "
"tag:x%x\n", acqe_fip->index, acqe_fip->event_tag);
}
break;
case LPFC_FIP_EVENT_TYPE_CVL:
+ phba->fcoe_cvl_eventtag = acqe_fip->event_tag;
lpfc_printf_log(phba, KERN_ERR, LOG_FIP | LOG_DISCOVERY,
"2718 Clear Virtual Link Received for VPI 0x%x"
" tag 0x%x\n", acqe_fip->index, acqe_fip->event_tag);
uint8_t pn_page[LPFC_MAX_SUPPORTED_PAGES] = {0};
struct lpfc_mqe *mqe;
int longs, sli_family;
+ int sges_per_segment;
/* Before proceed, wait for POST done and device ready */
rc = lpfc_sli4_post_status_check(phba);
phba->fc_map[1] = LPFC_FCOE_FCF_MAP1;
phba->fc_map[2] = LPFC_FCOE_FCF_MAP2;
+ /* With BlockGuard we can have multiple SGEs per Data Segemnt */
+ sges_per_segment = 1;
+ if (phba->cfg_enable_bg)
+ sges_per_segment = 2;
+
/*
* Since the sg_tablesize is module parameter, the sg_dma_buf_size
* used to create the sg_dma_buf_pool must be dynamically calculated.
* sgl sizes of must be a power of 2.
*/
buf_size = (sizeof(struct fcp_cmnd) + sizeof(struct fcp_rsp) +
- ((phba->cfg_sg_seg_cnt + 2) * sizeof(struct sli4_sge)));
+ (((phba->cfg_sg_seg_cnt * sges_per_segment) + 2) *
+ sizeof(struct sli4_sge)));
sli_family = bf_get(lpfc_sli_intf_sli_family, &phba->sli4_hba.sli_intf);
max_buf_size = LPFC_SLI4_MAX_BUF_SIZE;
default:
break;
}
+
for (dma_buf_size = LPFC_SLI4_MIN_BUF_SIZE;
dma_buf_size < max_buf_size && buf_size > dma_buf_size;
dma_buf_size = dma_buf_size << 1)
struct lpfc_rpi_hdr *rpi_hdr;
INIT_LIST_HEAD(&phba->sli4_hba.lpfc_rpi_hdr_list);
- /*
- * If the SLI4 port supports extents, posting the rpi header isn't
- * required. Set the expected maximum count and let the actual value
- * get set when extents are fully allocated.
- */
- if (!phba->sli4_hba.rpi_hdrs_in_use) {
- phba->sli4_hba.next_rpi = phba->sli4_hba.max_cfg_param.max_rpi;
+ if (!phba->sli4_hba.rpi_hdrs_in_use)
return rc;
- }
if (phba->sli4_hba.extents_in_use)
return -EIO;
* rpi is normalized to a zero base because the physical rpi is
* port based.
*/
- curr_rpi_range = phba->sli4_hba.next_rpi -
- phba->sli4_hba.max_cfg_param.rpi_base;
+ curr_rpi_range = phba->sli4_hba.next_rpi;
spin_unlock_irq(&phba->hbalock);
/*
* -ENOMEM - No available memory
* -EIO - The mailbox failed to complete successfully.
**/
-static int
+int
lpfc_sli4_read_config(struct lpfc_hba *phba)
{
LPFC_MBOXQ_t *pmb;
rc = -EIO;
} else {
rd_config = &pmb->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);
+ } else
+ lpfc_printf_log(phba, KERN_WARNING, LOG_SLI,
+ "3082 Mailbox (x%x) returned ldv:x0\n",
+ bf_get(lpfc_mqe_command, &pmb->u.mqe));
phba->sli4_hba.extents_in_use =
bf_get(lpfc_mbx_rd_conf_extnts_inuse, rd_config);
phba->sli4_hba.max_cfg_param.max_xri =
phba->sli4_hba.next_xri = phba->sli4_hba.max_cfg_param.xri_base;
phba->vpi_base = phba->sli4_hba.max_cfg_param.vpi_base;
phba->vfi_base = phba->sli4_hba.max_cfg_param.vfi_base;
- phba->sli4_hba.next_rpi = phba->sli4_hba.max_cfg_param.rpi_base;
phba->max_vpi = (phba->sli4_hba.max_cfg_param.max_vpi > 0) ?
(phba->sli4_hba.max_cfg_param.max_vpi - 1) : 0;
phba->max_vports = phba->max_vpi;
phba->sli4_hba.fcp_wq[fcp_wqidx] = NULL;
}
kfree(phba->sli4_hba.fcp_wq);
+ phba->sli4_hba.fcp_wq = NULL;
out_free_els_wq:
lpfc_sli4_queue_free(phba->sli4_hba.els_wq);
phba->sli4_hba.els_wq = NULL;
phba->sli4_hba.fcp_cq[fcp_cqidx] = NULL;
}
kfree(phba->sli4_hba.fcp_cq);
+ phba->sli4_hba.fcp_cq = NULL;
out_free_els_cq:
lpfc_sli4_queue_free(phba->sli4_hba.els_cq);
phba->sli4_hba.els_cq = NULL;
phba->sli4_hba.fp_eq[fcp_eqidx] = NULL;
}
kfree(phba->sli4_hba.fp_eq);
+ phba->sli4_hba.fp_eq = NULL;
out_free_sp_eq:
lpfc_sli4_queue_free(phba->sli4_hba.sp_eq);
phba->sli4_hba.sp_eq = NULL;
phba->sli4_hba.els_wq = NULL;
/* Release FCP work queue */
- for (fcp_qidx = 0; fcp_qidx < phba->cfg_fcp_wq_count; fcp_qidx++)
- lpfc_sli4_queue_free(phba->sli4_hba.fcp_wq[fcp_qidx]);
+ if (phba->sli4_hba.fcp_wq != NULL)
+ for (fcp_qidx = 0; fcp_qidx < phba->cfg_fcp_wq_count;
+ fcp_qidx++)
+ lpfc_sli4_queue_free(phba->sli4_hba.fcp_wq[fcp_qidx]);
kfree(phba->sli4_hba.fcp_wq);
phba->sli4_hba.fcp_wq = NULL;
/* Release FCP response complete queue */
fcp_qidx = 0;
- do
- lpfc_sli4_queue_free(phba->sli4_hba.fcp_cq[fcp_qidx]);
- while (++fcp_qidx < phba->cfg_fcp_eq_count);
+ if (phba->sli4_hba.fcp_cq != NULL)
+ do
+ lpfc_sli4_queue_free(phba->sli4_hba.fcp_cq[fcp_qidx]);
+ while (++fcp_qidx < phba->cfg_fcp_eq_count);
kfree(phba->sli4_hba.fcp_cq);
phba->sli4_hba.fcp_cq = NULL;
/* Release fast-path event queue */
- for (fcp_qidx = 0; fcp_qidx < phba->cfg_fcp_eq_count; fcp_qidx++)
- lpfc_sli4_queue_free(phba->sli4_hba.fp_eq[fcp_qidx]);
+ if (phba->sli4_hba.fp_eq != NULL)
+ for (fcp_qidx = 0; fcp_qidx < phba->cfg_fcp_eq_count;
+ fcp_qidx++)
+ lpfc_sli4_queue_free(phba->sli4_hba.fp_eq[fcp_qidx]);
kfree(phba->sli4_hba.fp_eq);
phba->sli4_hba.fp_eq = NULL;
phba->sli4_hba.sp_eq->queue_id);
/* Set up fast-path event queue */
+ if (phba->cfg_fcp_eq_count && !phba->sli4_hba.fp_eq) {
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "3147 Fast-path EQs not allocated\n");
+ rc = -ENOMEM;
+ goto out_destroy_sp_eq;
+ }
for (fcp_eqidx = 0; fcp_eqidx < phba->cfg_fcp_eq_count; fcp_eqidx++) {
if (!phba->sli4_hba.fp_eq[fcp_eqidx]) {
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"0522 Fast-path EQ (%d) not "
"allocated\n", fcp_eqidx);
+ rc = -ENOMEM;
goto out_destroy_fp_eq;
}
rc = lpfc_eq_create(phba, phba->sli4_hba.fp_eq[fcp_eqidx],
if (!phba->sli4_hba.mbx_cq) {
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"0528 Mailbox CQ not allocated\n");
+ rc = -ENOMEM;
goto out_destroy_fp_eq;
}
rc = lpfc_cq_create(phba, phba->sli4_hba.mbx_cq, phba->sli4_hba.sp_eq,
if (!phba->sli4_hba.els_cq) {
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"0530 ELS CQ not allocated\n");
+ rc = -ENOMEM;
goto out_destroy_mbx_cq;
}
rc = lpfc_cq_create(phba, phba->sli4_hba.els_cq, phba->sli4_hba.sp_eq,
phba->sli4_hba.sp_eq->queue_id);
/* Set up fast-path FCP Response Complete Queue */
+ if (!phba->sli4_hba.fcp_cq) {
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "3148 Fast-path FCP CQ array not "
+ "allocated\n");
+ rc = -ENOMEM;
+ goto out_destroy_els_cq;
+ }
fcp_cqidx = 0;
do {
if (!phba->sli4_hba.fcp_cq[fcp_cqidx]) {
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"0526 Fast-path FCP CQ (%d) not "
"allocated\n", fcp_cqidx);
+ rc = -ENOMEM;
goto out_destroy_fcp_cq;
}
if (phba->cfg_fcp_eq_count)
if (!phba->sli4_hba.mbx_wq) {
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"0538 Slow-path MQ not allocated\n");
+ rc = -ENOMEM;
goto out_destroy_fcp_cq;
}
rc = lpfc_mq_create(phba, phba->sli4_hba.mbx_wq,
if (!phba->sli4_hba.els_wq) {
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"0536 Slow-path ELS WQ not allocated\n");
+ rc = -ENOMEM;
goto out_destroy_mbx_wq;
}
rc = lpfc_wq_create(phba, phba->sli4_hba.els_wq,
phba->sli4_hba.els_cq->queue_id);
/* Set up fast-path FCP Work Queue */
+ if (!phba->sli4_hba.fcp_wq) {
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "3149 Fast-path FCP WQ array not "
+ "allocated\n");
+ rc = -ENOMEM;
+ goto out_destroy_els_wq;
+ }
for (fcp_wqidx = 0; fcp_wqidx < phba->cfg_fcp_wq_count; fcp_wqidx++) {
if (!phba->sli4_hba.fcp_wq[fcp_wqidx]) {
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"0534 Fast-path FCP WQ (%d) not "
"allocated\n", fcp_wqidx);
+ rc = -ENOMEM;
goto out_destroy_fcp_wq;
}
rc = lpfc_wq_create(phba, phba->sli4_hba.fcp_wq[fcp_wqidx],
if (!phba->sli4_hba.hdr_rq || !phba->sli4_hba.dat_rq) {
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"0540 Receive Queue not allocated\n");
+ rc = -ENOMEM;
goto out_destroy_fcp_wq;
}
out_destroy_fcp_wq:
for (--fcp_wqidx; fcp_wqidx >= 0; fcp_wqidx--)
lpfc_wq_destroy(phba, phba->sli4_hba.fcp_wq[fcp_wqidx]);
+out_destroy_els_wq:
lpfc_wq_destroy(phba, phba->sli4_hba.els_wq);
out_destroy_mbx_wq:
lpfc_mq_destroy(phba, phba->sli4_hba.mbx_wq);
out_destroy_fcp_cq:
for (--fcp_cqidx; fcp_cqidx >= 0; fcp_cqidx--)
lpfc_cq_destroy(phba, phba->sli4_hba.fcp_cq[fcp_cqidx]);
+out_destroy_els_cq:
lpfc_cq_destroy(phba, phba->sli4_hba.els_cq);
out_destroy_mbx_cq:
lpfc_cq_destroy(phba, phba->sli4_hba.mbx_cq);
out_destroy_fp_eq:
for (--fcp_eqidx; fcp_eqidx >= 0; fcp_eqidx--)
lpfc_eq_destroy(phba, phba->sli4_hba.fp_eq[fcp_eqidx]);
+out_destroy_sp_eq:
lpfc_eq_destroy(phba, phba->sli4_hba.sp_eq);
out_error:
return rc;
/* Unset ELS complete queue */
lpfc_cq_destroy(phba, phba->sli4_hba.els_cq);
/* Unset FCP response complete queue */
- fcp_qidx = 0;
- do {
- lpfc_cq_destroy(phba, phba->sli4_hba.fcp_cq[fcp_qidx]);
- } while (++fcp_qidx < phba->cfg_fcp_eq_count);
+ if (phba->sli4_hba.fcp_cq) {
+ 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]);
+ if (phba->sli4_hba.fp_eq) {
+ for (fcp_qidx = 0; fcp_qidx < phba->cfg_fcp_eq_count;
+ fcp_qidx++)
+ lpfc_eq_destroy(phba, phba->sli4_hba.fp_eq[fcp_qidx]);
+ }
/* Unset slow-path event queue */
lpfc_eq_destroy(phba, phba->sli4_hba.sp_eq);
}
rc = -ENODEV;
goto out;
}
- if (bf_get(lpfc_sliport_status_rdy, ®_data))
- break;
- if (bf_get(lpfc_sliport_status_rn, ®_data)) {
+ if (bf_get(lpfc_sliport_status_rn, ®_data))
reset_again++;
+ if (bf_get(lpfc_sliport_status_rdy, ®_data))
break;
- }
}
/*
* If the port responds to the init request with
* reset needed, delay for a bit and restart the loop.
*/
- if (reset_again) {
+ if (reset_again && (rdy_chk < 1000)) {
msleep(10);
reset_again = 0;
continue;
static void
lpfc_sli4_pci_mem_unset(struct lpfc_hba *phba)
{
- struct pci_dev *pdev;
-
- /* Obtain PCI device reference */
- if (!phba->pcidev)
- return;
- else
- pdev = phba->pcidev;
-
- /* Free coherent DMA memory allocated */
-
- /* Unmap I/O memory space */
- iounmap(phba->sli4_hba.drbl_regs_memmap_p);
- iounmap(phba->sli4_hba.ctrl_regs_memmap_p);
- iounmap(phba->sli4_hba.conf_regs_memmap_p);
+ uint32_t if_type;
+ if_type = bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf);
- return;
+ switch (if_type) {
+ case LPFC_SLI_INTF_IF_TYPE_0:
+ iounmap(phba->sli4_hba.drbl_regs_memmap_p);
+ iounmap(phba->sli4_hba.ctrl_regs_memmap_p);
+ iounmap(phba->sli4_hba.conf_regs_memmap_p);
+ break;
+ case LPFC_SLI_INTF_IF_TYPE_2:
+ iounmap(phba->sli4_hba.conf_regs_memmap_p);
+ break;
+ case LPFC_SLI_INTF_IF_TYPE_1:
+ default:
+ dev_printk(KERN_ERR, &phba->pcidev->dev,
+ "FATAL - unsupported SLI4 interface type - %d\n",
+ if_type);
+ break;
+ }
}
/**
vport->load_flag |= FC_UNLOADING;
spin_unlock_irq(shost->host_lock);
+ kfree(phba->vpi_bmask);
+ kfree(phba->vpi_ids);
+
lpfc_stop_hba_timers(phba);
phba->pport->work_port_events = 0;
/* Final cleanup of txcmplq and reset the HBA */
lpfc_sli_brdrestart(phba);
+ kfree(phba->vpi_bmask);
+ kfree(phba->vpi_ids);
+
lpfc_stop_hba_timers(phba);
spin_lock_irq(&phba->hbalock);
list_del_init(&vport->listentry);
int
lpfc_write_firmware(struct lpfc_hba *phba, const struct firmware *fw)
{
- char fwrev[32];
+ char fwrev[FW_REV_STR_SIZE];
struct lpfc_grp_hdr *image = (struct lpfc_grp_hdr *)fw->data;
struct list_head dma_buffer_list;
int i, rc = 0;
/* Perform post initialization setup */
lpfc_post_init_setup(phba);
- /* check for firmware upgrade or downgrade */
- snprintf(file_name, 16, "%s.grp", phba->ModelName);
- error = request_firmware(&fw, file_name, &phba->pcidev->dev);
- if (!error) {
- lpfc_write_firmware(phba, fw);
- release_firmware(fw);
+ /* check for firmware upgrade or downgrade (if_type 2 only) */
+ if (bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf) ==
+ LPFC_SLI_INTF_IF_TYPE_2) {
+ snprintf(file_name, 16, "%s.grp", phba->ModelName);
+ error = request_firmware(&fw, file_name, &phba->pcidev->dev);
+ if (!error) {
+ lpfc_write_firmware(phba, fw);
+ release_firmware(fw);
+ }
}
/* Check if there are static vports to be created. */
return;
}
+/**
+ * lpfc_mgmt_open - method called when 'lpfcmgmt' is opened from userspace
+ * @inode: pointer to the inode representing the lpfcmgmt device
+ * @filep: pointer to the file representing the open lpfcmgmt device
+ *
+ * This routine puts a reference count on the lpfc module whenever the
+ * character device is opened
+ **/
+static int
+lpfc_mgmt_open(struct inode *inode, struct file *filep)
+{
+ try_module_get(THIS_MODULE);
+ return 0;
+}
+
+/**
+ * lpfc_mgmt_release - method called when 'lpfcmgmt' is closed in userspace
+ * @inode: pointer to the inode representing the lpfcmgmt device
+ * @filep: pointer to the file representing the open lpfcmgmt device
+ *
+ * This routine removes a reference count from the lpfc module when the
+ * character device is closed
+ **/
+static int
+lpfc_mgmt_release(struct inode *inode, struct file *filep)
+{
+ module_put(THIS_MODULE);
+ return 0;
+}
+
static struct pci_device_id lpfc_id_table[] = {
{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_VIPER,
PCI_ANY_ID, PCI_ANY_ID, },
.err_handler = &lpfc_err_handler,
};
+static const struct file_operations lpfc_mgmt_fop = {
+ .open = lpfc_mgmt_open,
+ .release = lpfc_mgmt_release,
+};
+
+static struct miscdevice lpfc_mgmt_dev = {
+ .minor = MISC_DYNAMIC_MINOR,
+ .name = "lpfcmgmt",
+ .fops = &lpfc_mgmt_fop,
+};
+
/**
* lpfc_init - lpfc module initialization routine
*
printk(LPFC_MODULE_DESC "\n");
printk(LPFC_COPYRIGHT "\n");
+ error = misc_register(&lpfc_mgmt_dev);
+ if (error)
+ printk(KERN_ERR "Could not register lpfcmgmt device, "
+ "misc_register returned with status %d", error);
+
if (lpfc_enable_npiv) {
lpfc_transport_functions.vport_create = lpfc_vport_create;
lpfc_transport_functions.vport_delete = lpfc_vport_delete;
static void __exit
lpfc_exit(void)
{
+ misc_deregister(&lpfc_mgmt_dev);
pci_unregister_driver(&lpfc_driver);
fc_release_transport(lpfc_transport_template);
if (lpfc_enable_npiv)