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-rw-r--r--drivers/scsi/lpfc/lpfc.h13
-rw-r--r--drivers/scsi/lpfc/lpfc_attr.c12
-rw-r--r--drivers/scsi/lpfc/lpfc_bsg.c18
-rw-r--r--drivers/scsi/lpfc/lpfc_crtn.h1
-rw-r--r--drivers/scsi/lpfc/lpfc_ct.c4
-rw-r--r--drivers/scsi/lpfc/lpfc_debugfs.c19
-rw-r--r--drivers/scsi/lpfc/lpfc_els.c5
-rw-r--r--drivers/scsi/lpfc/lpfc_hbadisc.c12
-rw-r--r--drivers/scsi/lpfc/lpfc_hw.h5
-rw-r--r--drivers/scsi/lpfc/lpfc_hw4.h49
-rw-r--r--drivers/scsi/lpfc/lpfc_init.c137
-rw-r--r--drivers/scsi/lpfc/lpfc_nportdisc.c77
-rw-r--r--drivers/scsi/lpfc/lpfc_scsi.c1054
-rw-r--r--drivers/scsi/lpfc/lpfc_sli.c240
-rw-r--r--drivers/scsi/lpfc/lpfc_sli.h1
-rw-r--r--drivers/scsi/lpfc/lpfc_sli4.h3
-rw-r--r--drivers/scsi/lpfc/lpfc_version.h2
17 files changed, 1402 insertions, 250 deletions
diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h
index 825f9307417a..5fc044ff656e 100644
--- a/drivers/scsi/lpfc/lpfc.h
+++ b/drivers/scsi/lpfc/lpfc.h
@@ -534,6 +534,7 @@ struct lpfc_hba {
void (*lpfc_scsi_prep_cmnd)
(struct lpfc_vport *, struct lpfc_scsi_buf *,
struct lpfc_nodelist *);
+
/* IOCB interface function jump table entries */
int (*__lpfc_sli_issue_iocb)
(struct lpfc_hba *, uint32_t,
@@ -541,8 +542,6 @@ struct lpfc_hba {
void (*__lpfc_sli_release_iocbq)(struct lpfc_hba *,
struct lpfc_iocbq *);
int (*lpfc_hba_down_post)(struct lpfc_hba *phba);
-
-
IOCB_t * (*lpfc_get_iocb_from_iocbq)
(struct lpfc_iocbq *);
void (*lpfc_scsi_cmd_iocb_cmpl)
@@ -551,10 +550,12 @@ struct lpfc_hba {
/* MBOX interface function jump table entries */
int (*lpfc_sli_issue_mbox)
(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
+
/* Slow-path IOCB process function jump table entries */
void (*lpfc_sli_handle_slow_ring_event)
(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
uint32_t mask);
+
/* INIT device interface function jump table entries */
int (*lpfc_sli_hbq_to_firmware)
(struct lpfc_hba *, uint32_t, struct hbq_dmabuf *);
@@ -573,6 +574,10 @@ struct lpfc_hba {
int (*lpfc_selective_reset)
(struct lpfc_hba *);
+ int (*lpfc_bg_scsi_prep_dma_buf)
+ (struct lpfc_hba *, struct lpfc_scsi_buf *);
+ /* Add new entries here */
+
/* SLI4 specific HBA data structure */
struct lpfc_sli4_hba sli4_hba;
@@ -838,6 +843,7 @@ struct lpfc_hba {
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_readGuard; /* inject read guard_tag errors */
struct dentry *debug_readApp; /* inject read app_tag errors */
struct dentry *debug_readRef; /* inject read ref_tag errors */
@@ -845,10 +851,11 @@ struct lpfc_hba {
uint32_t lpfc_injerr_wgrd_cnt;
uint32_t lpfc_injerr_wapp_cnt;
uint32_t lpfc_injerr_wref_cnt;
+ uint32_t lpfc_injerr_rgrd_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
+#define LPFC_INJERR_LBA_OFF (sector_t)(-1)
struct dentry *debug_slow_ring_trc;
struct lpfc_debugfs_trc *slow_ring_trc;
diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c
index f6697cb0e216..296ad5bc4240 100644
--- a/drivers/scsi/lpfc/lpfc_attr.c
+++ b/drivers/scsi/lpfc/lpfc_attr.c
@@ -353,7 +353,7 @@ lpfc_fwrev_show(struct device *dev, struct device_attribute *attr,
struct lpfc_hba *phba = vport->phba;
uint32_t if_type;
uint8_t sli_family;
- char fwrev[32];
+ char fwrev[FW_REV_STR_SIZE];
int len;
lpfc_decode_firmware_rev(phba, fwrev, 1);
@@ -922,11 +922,15 @@ lpfc_sli4_pdev_reg_request(struct lpfc_hba *phba, uint32_t opcode)
rc = lpfc_sli4_pdev_status_reg_wait(phba);
if (rc == -EPERM) {
- /* no privilage for reset, restore if needed */
- if (before_fc_flag & FC_OFFLINE_MODE)
- goto out;
+ /* no privilage for reset */
+ lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
+ "3150 No privilage to perform the requested "
+ "access: x%x\n", reg_val);
} else if (rc == -EIO) {
/* reset failed, there is nothing more we can do */
+ lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
+ "3153 Fail to perform the requested "
+ "access: x%x\n", reg_val);
return rc;
}
diff --git a/drivers/scsi/lpfc/lpfc_bsg.c b/drivers/scsi/lpfc/lpfc_bsg.c
index 56a86baece5b..141e4b40bb55 100644
--- a/drivers/scsi/lpfc/lpfc_bsg.c
+++ b/drivers/scsi/lpfc/lpfc_bsg.c
@@ -589,7 +589,10 @@ lpfc_bsg_rport_els(struct fc_bsg_job *job)
}
cmdiocbq->iocb.un.elsreq64.bdl.bdeSize =
(request_nseg + reply_nseg) * sizeof(struct ulp_bde64);
- cmdiocbq->iocb.ulpContext = rpi;
+ if (phba->sli_rev == LPFC_SLI_REV4)
+ cmdiocbq->iocb.ulpContext = phba->sli4_hba.rpi_ids[rpi];
+ else
+ cmdiocbq->iocb.ulpContext = rpi;
cmdiocbq->iocb_flag |= LPFC_IO_LIBDFC;
cmdiocbq->context1 = NULL;
cmdiocbq->context2 = NULL;
@@ -1768,7 +1771,7 @@ lpfc_sli4_bsg_set_internal_loopback(struct lpfc_hba *phba)
bf_set(lpfc_mbx_set_diag_state_link_type,
&link_diag_loopback->u.req, phba->sli4_hba.lnk_info.lnk_tp);
bf_set(lpfc_mbx_set_diag_lpbk_type, &link_diag_loopback->u.req,
- LPFC_DIAG_LOOPBACK_TYPE_SERDES);
+ LPFC_DIAG_LOOPBACK_TYPE_INTERNAL);
mbxstatus = lpfc_sli_issue_mbox_wait(phba, pmboxq, LPFC_MBOX_TMO);
if ((mbxstatus != MBX_SUCCESS) || (pmboxq->u.mb.mbxStatus)) {
@@ -3977,7 +3980,7 @@ lpfc_bsg_handle_sli_cfg_mbox(struct lpfc_hba *phba, struct fc_bsg_job *job,
case COMN_OPCODE_GET_CNTL_ADDL_ATTRIBUTES:
lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
"3106 Handled SLI_CONFIG "
- "subsys_fcoe, opcode:x%x\n",
+ "subsys_comn, opcode:x%x\n",
opcode);
rc = lpfc_bsg_sli_cfg_read_cmd_ext(phba, job,
nemb_mse, dmabuf);
@@ -3985,7 +3988,7 @@ lpfc_bsg_handle_sli_cfg_mbox(struct lpfc_hba *phba, struct fc_bsg_job *job,
default:
lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
"3107 Reject SLI_CONFIG "
- "subsys_fcoe, opcode:x%x\n",
+ "subsys_comn, opcode:x%x\n",
opcode);
rc = -EPERM;
break;
@@ -4556,7 +4559,12 @@ lpfc_bsg_issue_mbox(struct lpfc_hba *phba, struct fc_bsg_job *job,
+ sizeof(MAILBOX_t));
}
} else if (phba->sli_rev == LPFC_SLI_REV4) {
- if (pmb->mbxCommand == MBX_DUMP_MEMORY) {
+ /* Let type 4 (well known data) through because the data is
+ * returned in varwords[4-8]
+ * otherwise check the recieve length and fetch the buffer addr
+ */
+ if ((pmb->mbxCommand == MBX_DUMP_MEMORY) &&
+ (pmb->un.varDmp.type != DMP_WELL_KNOWN)) {
/* rebuild the command for sli4 using our own buffers
* like we do for biu diags
*/
diff --git a/drivers/scsi/lpfc/lpfc_crtn.h b/drivers/scsi/lpfc/lpfc_crtn.h
index 26924b7a6cde..330dd7192a7f 100644
--- a/drivers/scsi/lpfc/lpfc_crtn.h
+++ b/drivers/scsi/lpfc/lpfc_crtn.h
@@ -462,3 +462,4 @@ int lpfc_issue_unreg_vfi(struct lpfc_vport *);
int lpfc_selective_reset(struct lpfc_hba *);
int lpfc_sli4_read_config(struct lpfc_hba *phba);
int lpfc_scsi_buf_update(struct lpfc_hba *phba);
+void lpfc_sli4_node_prep(struct lpfc_hba *phba);
diff --git a/drivers/scsi/lpfc/lpfc_ct.c b/drivers/scsi/lpfc/lpfc_ct.c
index 707081d0a226..93e96b3c9097 100644
--- a/drivers/scsi/lpfc/lpfc_ct.c
+++ b/drivers/scsi/lpfc/lpfc_ct.c
@@ -1076,7 +1076,7 @@ int
lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol,
size_t size)
{
- char fwrev[16];
+ char fwrev[FW_REV_STR_SIZE];
int n;
lpfc_decode_firmware_rev(vport->phba, fwrev, 0);
@@ -1834,7 +1834,7 @@ lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag)
uint8_t *fwname;
if (phba->sli_rev == LPFC_SLI_REV4)
- sprintf(fwrevision, "%s", vp->rev.opFwName);
+ snprintf(fwrevision, FW_REV_STR_SIZE, "%s", vp->rev.opFwName);
else if (vp->rev.rBit) {
if (psli->sli_flag & LPFC_SLI_ACTIVE)
rev = vp->rev.sli2FwRev;
diff --git a/drivers/scsi/lpfc/lpfc_debugfs.c b/drivers/scsi/lpfc/lpfc_debugfs.c
index 3587a3fe8fcb..22e17be04d8a 100644
--- a/drivers/scsi/lpfc/lpfc_debugfs.c
+++ b/drivers/scsi/lpfc/lpfc_debugfs.c
@@ -1019,6 +1019,8 @@ lpfc_debugfs_dif_err_read(struct file *file, char __user *buf,
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_readGuard)
+ cnt = snprintf(cbuf, 16, "%u\n", phba->lpfc_injerr_rgrd_cnt);
else if (dent == phba->debug_readApp)
cnt = snprintf(cbuf, 16, "%u\n", phba->lpfc_injerr_rapp_cnt);
else if (dent == phba->debug_readRef)
@@ -1057,6 +1059,8 @@ lpfc_debugfs_dif_err_write(struct file *file, const char __user *buf,
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_readGuard)
+ phba->lpfc_injerr_rgrd_cnt = (uint32_t)tmp;
else if (dent == phba->debug_readApp)
phba->lpfc_injerr_rapp_cnt = (uint32_t)tmp;
else if (dent == phba->debug_readRef)
@@ -3978,6 +3982,17 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport)
goto debug_failed;
}
+ snprintf(name, sizeof(name), "readGuardInjErr");
+ phba->debug_readGuard =
+ debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR,
+ phba->hba_debugfs_root,
+ phba, &lpfc_debugfs_op_dif_err);
+ if (!phba->debug_readGuard) {
+ lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
+ "0808 Cannot create debugfs readGuard\n");
+ goto debug_failed;
+ }
+
snprintf(name, sizeof(name), "readAppInjErr");
phba->debug_readApp =
debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR,
@@ -4318,6 +4333,10 @@ lpfc_debugfs_terminate(struct lpfc_vport *vport)
debugfs_remove(phba->debug_writeRef); /* writeRef */
phba->debug_writeRef = NULL;
}
+ if (phba->debug_readGuard) {
+ debugfs_remove(phba->debug_readGuard); /* readGuard */
+ phba->debug_readGuard = NULL;
+ }
if (phba->debug_readApp) {
debugfs_remove(phba->debug_readApp); /* readApp */
phba->debug_readApp = NULL;
diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index 7afc757338de..8db2fb3b45ec 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -1526,7 +1526,6 @@ lpfc_plogi_confirm_nport(struct lpfc_hba *phba, uint32_t *prsp,
memcpy(&ndlp->active_rrqs.xri_bitmap,
&rrq.xri_bitmap,
sizeof(ndlp->active_rrqs.xri_bitmap));
- lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE);
/* Since we are swapping the ndlp passed in with the new one
* and the did has already been swapped, copy over the
* state and names.
@@ -1536,6 +1535,7 @@ lpfc_plogi_confirm_nport(struct lpfc_hba *phba, uint32_t *prsp,
memcpy(&new_ndlp->nlp_nodename, &ndlp->nlp_nodename,
sizeof(struct lpfc_name));
new_ndlp->nlp_state = ndlp->nlp_state;
+ lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE);
/* Fix up the rport accordingly */
rport = ndlp->rport;
if (rport) {
@@ -7172,7 +7172,7 @@ lpfc_cmpl_els_fdisc(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
goto out;
/* FDISC failed */
lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
- "0126 FDISC failed. (%d/%d)\n",
+ "0126 FDISC failed. (x%x/x%x)\n",
irsp->ulpStatus, irsp->un.ulpWord[4]);
goto fdisc_failed;
}
@@ -7283,6 +7283,7 @@ lpfc_issue_els_fdisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
int rc;
vport->port_state = LPFC_FDISC;
+ vport->fc_myDID = 0;
cmdsize = (sizeof(uint32_t) + sizeof(struct serv_parm));
elsiocb = lpfc_prep_els_iocb(vport, 1, cmdsize, retry, ndlp, did,
ELS_CMD_FDISC);
diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index 678a4b11059c..343d87ba4df8 100644
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -2977,9 +2977,9 @@ lpfc_mbx_process_link_up(struct lpfc_hba *phba, struct lpfc_mbx_read_top *la)
"topology\n");
/* Get Loop Map information */
if (bf_get(lpfc_mbx_read_top_il, la)) {
- spin_lock_irq(shost->host_lock);
+ spin_lock(shost->host_lock);
vport->fc_flag |= FC_LBIT;
- spin_unlock_irq(shost->host_lock);
+ spin_unlock(shost->host_lock);
}
vport->fc_myDID = bf_get(lpfc_mbx_read_top_alpa_granted, la);
@@ -3029,9 +3029,9 @@ lpfc_mbx_process_link_up(struct lpfc_hba *phba, struct lpfc_mbx_read_top *la)
phba->sli3_options |= LPFC_SLI3_NPIV_ENABLED;
}
vport->fc_myDID = phba->fc_pref_DID;
- spin_lock_irq(shost->host_lock);
+ spin_lock(shost->host_lock);
vport->fc_flag |= FC_LBIT;
- spin_unlock_irq(shost->host_lock);
+ spin_unlock(shost->host_lock);
}
spin_unlock_irq(&phba->hbalock);
@@ -5332,6 +5332,10 @@ lpfc_filter_by_rpi(struct lpfc_nodelist *ndlp, void *param)
{
uint16_t *rpi = param;
+ /* check for active node */
+ if (!NLP_CHK_NODE_ACT(ndlp))
+ return 0;
+
return ndlp->nlp_rpi == *rpi;
}
diff --git a/drivers/scsi/lpfc/lpfc_hw.h b/drivers/scsi/lpfc/lpfc_hw.h
index 7245bead3755..5f280b5ae3db 100644
--- a/drivers/scsi/lpfc/lpfc_hw.h
+++ b/drivers/scsi/lpfc/lpfc_hw.h
@@ -1,7 +1,7 @@
/*******************************************************************
* This file is part of the Emulex Linux Device Driver for *
* Fibre Channel Host Bus Adapters. *
- * Copyright (C) 2004-2010 Emulex. All rights reserved. *
+ * Copyright (C) 2004-2011 Emulex. All rights reserved. *
* EMULEX and SLI are trademarks of Emulex. *
* www.emulex.com *
* *
@@ -70,6 +70,7 @@
/* vendor ID used in SCSI netlink calls */
#define LPFC_NL_VENDOR_ID (SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX)
+#define FW_REV_STR_SIZE 32
/* Common Transport structures and definitions */
union CtRevisionId {
@@ -2567,6 +2568,8 @@ typedef struct {
#define DMP_MEM_REG 0x1
#define DMP_NV_PARAMS 0x2
+#define DMP_LMSD 0x3 /* Link Module Serial Data */
+#define DMP_WELL_KNOWN 0x4
#define DMP_REGION_VPD 0xe
#define DMP_VPD_SIZE 0x400 /* maximum amount of VPD */
diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h
index e5bfa7f334e3..9e2b9b227e1a 100644
--- a/drivers/scsi/lpfc/lpfc_hw4.h
+++ b/drivers/scsi/lpfc/lpfc_hw4.h
@@ -321,6 +321,10 @@ struct lpfc_cqe {
#define CQE_STATUS_CMD_REJECT 0xb
#define CQE_STATUS_FCP_TGT_LENCHECK 0xc
#define CQE_STATUS_NEED_BUFF_ENTRY 0xf
+#define CQE_STATUS_DI_ERROR 0x16
+
+/* Used when mapping CQE status to IOCB */
+#define LPFC_IOCB_STATUS_MASK 0xf
/* Status returned by hardware (valid only if status = CQE_STATUS_SUCCESS). */
#define CQE_HW_STATUS_NO_ERR 0x0
@@ -348,6 +352,21 @@ struct lpfc_wcqe_complete {
#define lpfc_wcqe_c_hw_status_WORD word0
uint32_t total_data_placed;
uint32_t parameter;
+#define lpfc_wcqe_c_bg_edir_SHIFT 5
+#define lpfc_wcqe_c_bg_edir_MASK 0x00000001
+#define lpfc_wcqe_c_bg_edir_WORD parameter
+#define lpfc_wcqe_c_bg_tdpv_SHIFT 3
+#define lpfc_wcqe_c_bg_tdpv_MASK 0x00000001
+#define lpfc_wcqe_c_bg_tdpv_WORD parameter
+#define lpfc_wcqe_c_bg_re_SHIFT 2
+#define lpfc_wcqe_c_bg_re_MASK 0x00000001
+#define lpfc_wcqe_c_bg_re_WORD parameter
+#define lpfc_wcqe_c_bg_ae_SHIFT 1
+#define lpfc_wcqe_c_bg_ae_MASK 0x00000001
+#define lpfc_wcqe_c_bg_ae_WORD parameter
+#define lpfc_wcqe_c_bg_ge_SHIFT 0
+#define lpfc_wcqe_c_bg_ge_MASK 0x00000001
+#define lpfc_wcqe_c_bg_ge_WORD parameter
uint32_t word3;
#define lpfc_wcqe_c_valid_SHIFT lpfc_cqe_valid_SHIFT
#define lpfc_wcqe_c_valid_MASK lpfc_cqe_valid_MASK
@@ -359,8 +378,8 @@ struct lpfc_wcqe_complete {
#define lpfc_wcqe_c_pv_MASK 0x00000001
#define lpfc_wcqe_c_pv_WORD word3
#define lpfc_wcqe_c_priority_SHIFT 24
-#define lpfc_wcqe_c_priority_MASK 0x00000007
-#define lpfc_wcqe_c_priority_WORD word3
+#define lpfc_wcqe_c_priority_MASK 0x00000007
+#define lpfc_wcqe_c_priority_WORD word3
#define lpfc_wcqe_c_code_SHIFT lpfc_cqe_code_SHIFT
#define lpfc_wcqe_c_code_MASK lpfc_cqe_code_MASK
#define lpfc_wcqe_c_code_WORD lpfc_cqe_code_WORD
@@ -715,12 +734,20 @@ struct lpfc_register {
#define lpfc_eqcq_doorbell_eqci_SHIFT 9
#define lpfc_eqcq_doorbell_eqci_MASK 0x0001
#define lpfc_eqcq_doorbell_eqci_WORD word0
-#define lpfc_eqcq_doorbell_cqid_SHIFT 0
-#define lpfc_eqcq_doorbell_cqid_MASK 0x03FF
-#define lpfc_eqcq_doorbell_cqid_WORD word0
-#define lpfc_eqcq_doorbell_eqid_SHIFT 0
-#define lpfc_eqcq_doorbell_eqid_MASK 0x01FF
-#define lpfc_eqcq_doorbell_eqid_WORD word0
+#define lpfc_eqcq_doorbell_cqid_lo_SHIFT 0
+#define lpfc_eqcq_doorbell_cqid_lo_MASK 0x03FF
+#define lpfc_eqcq_doorbell_cqid_lo_WORD word0
+#define lpfc_eqcq_doorbell_cqid_hi_SHIFT 11
+#define lpfc_eqcq_doorbell_cqid_hi_MASK 0x001F
+#define lpfc_eqcq_doorbell_cqid_hi_WORD word0
+#define lpfc_eqcq_doorbell_eqid_lo_SHIFT 0
+#define lpfc_eqcq_doorbell_eqid_lo_MASK 0x01FF
+#define lpfc_eqcq_doorbell_eqid_lo_WORD word0
+#define lpfc_eqcq_doorbell_eqid_hi_SHIFT 11
+#define lpfc_eqcq_doorbell_eqid_hi_MASK 0x001F
+#define lpfc_eqcq_doorbell_eqid_hi_WORD word0
+#define LPFC_CQID_HI_FIELD_SHIFT 10
+#define LPFC_EQID_HI_FIELD_SHIFT 9
#define LPFC_BMBX 0x0160
#define lpfc_bmbx_addr_SHIFT 2
@@ -3313,7 +3340,11 @@ struct xmit_bls_rsp64_wqe {
uint32_t rsrvd4;
struct wqe_did wqe_dest;
struct wqe_common wqe_com; /* words 6-11 */
- uint32_t rsvd_12_15[4];
+ uint32_t word12;
+#define xmit_bls_rsp64_temprpi_SHIFT 0
+#define xmit_bls_rsp64_temprpi_MASK 0x0000ffff
+#define xmit_bls_rsp64_temprpi_WORD word12
+ uint32_t rsvd_13_15[3];
};
struct wqe_rctl_dfctl {
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index dfea2dada02c..b38f99f3be32 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -32,6 +32,7 @@
#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>
@@ -1474,8 +1475,12 @@ lpfc_handle_eratt_s4(struct lpfc_hba *phba)
phba->sli4_hba.u.if_type2.STATUSregaddr,
&portstat_reg.word0);
/* consider PCI bus read error as pci_channel_offline */
- if (pci_rd_rc1 == -EIO)
+ 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)) {
@@ -1525,6 +1530,9 @@ lpfc_handle_eratt_s4(struct lpfc_hba *phba)
}
/* 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:
@@ -2333,13 +2341,20 @@ lpfc_cleanup(struct lpfc_vport *vport)
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
@@ -2513,6 +2528,42 @@ lpfc_block_mgmt_io(struct lpfc_hba * phba)
}
/**
+ * 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.
*
@@ -2653,6 +2704,15 @@ lpfc_offline_prep(struct lpfc_hba * phba)
}
spin_lock_irq(shost->host_lock);
ndlp->nlp_flag &= ~NLP_NPR_ADISC;
+
+ /*
+ * Whenever an SLI4 port goes offline, free the
+ * RPI. 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);
+
spin_unlock_irq(shost->host_lock);
lpfc_unreg_rpi(vports[i], ndlp);
}
@@ -4327,6 +4387,7 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba)
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);
@@ -4390,6 +4451,11 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *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.
@@ -4398,7 +4464,8 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba)
* 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;
@@ -4415,6 +4482,7 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba)
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)
@@ -7223,19 +7291,17 @@ lpfc_pci_function_reset(struct lpfc_hba *phba)
rc = -ENODEV;
goto out;
}
- if (bf_get(lpfc_sliport_status_rdy, &reg_data))
- break;
- if (bf_get(lpfc_sliport_status_rn, &reg_data)) {
+ if (bf_get(lpfc_sliport_status_rn, &reg_data))
reset_again++;
+ if (bf_get(lpfc_sliport_status_rdy, &reg_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;
@@ -8112,6 +8178,9 @@ lpfc_unset_hba(struct lpfc_hba *phba)
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;
@@ -8644,6 +8713,9 @@ lpfc_pci_remove_one_s3(struct pci_dev *pdev)
/* 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);
@@ -9058,7 +9130,7 @@ lpfc_sli4_get_els_iocb_cnt(struct lpfc_hba *phba)
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;
@@ -10012,6 +10084,36 @@ lpfc_io_resume(struct pci_dev *pdev)
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, },
@@ -10124,6 +10226,17 @@ static struct pci_driver lpfc_driver = {
.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
*
@@ -10144,6 +10257,11 @@ lpfc_init(void)
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;
@@ -10180,6 +10298,7 @@ lpfc_init(void)
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)
diff --git a/drivers/scsi/lpfc/lpfc_nportdisc.c b/drivers/scsi/lpfc/lpfc_nportdisc.c
index e8bb00559943..7b6b2aa5795a 100644
--- a/drivers/scsi/lpfc/lpfc_nportdisc.c
+++ b/drivers/scsi/lpfc/lpfc_nportdisc.c
@@ -48,6 +48,10 @@ static int
lpfc_check_adisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
struct lpfc_name *nn, struct lpfc_name *pn)
{
+ /* First, we MUST have a RPI registered */
+ if (!(ndlp->nlp_flag & NLP_RPI_REGISTERED))
+ return 0;
+
/* Compare the ADISC rsp WWNN / WWPN matches our internal node
* table entry for that node.
*/
@@ -385,6 +389,10 @@ lpfc_rcv_plogi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
if (!mbox)
goto out;
+ /* Registering an existing RPI behaves differently for SLI3 vs SLI4 */
+ if (phba->sli_rev == LPFC_SLI_REV4)
+ lpfc_unreg_rpi(vport, ndlp);
+
rc = lpfc_reg_rpi(phba, vport->vpi, icmd->un.rcvels.remoteID,
(uint8_t *) sp, mbox, ndlp->nlp_rpi);
if (rc) {
@@ -445,11 +453,43 @@ out:
return 0;
}
+/**
+ * lpfc_mbx_cmpl_resume_rpi - Resume RPI completion routine
+ * @phba: pointer to lpfc hba data structure.
+ * @mboxq: pointer to mailbox object
+ *
+ * This routine is invoked to issue a completion to a rcv'ed
+ * ADISC or PDISC after the paused RPI has been resumed.
+ **/
+static void
+lpfc_mbx_cmpl_resume_rpi(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
+{
+ struct lpfc_vport *vport;
+ struct lpfc_iocbq *elsiocb;
+ struct lpfc_nodelist *ndlp;
+ uint32_t cmd;
+
+ elsiocb = (struct lpfc_iocbq *)mboxq->context1;
+ ndlp = (struct lpfc_nodelist *) mboxq->context2;
+ vport = mboxq->vport;
+ cmd = elsiocb->drvrTimeout;
+
+ if (cmd == ELS_CMD_ADISC) {
+ lpfc_els_rsp_adisc_acc(vport, elsiocb, ndlp);
+ } else {
+ lpfc_els_rsp_acc(vport, ELS_CMD_PLOGI, elsiocb,
+ ndlp, NULL);
+ }
+ kfree(elsiocb);
+ mempool_free(mboxq, phba->mbox_mem_pool);
+}
+
static int
lpfc_rcv_padisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
struct lpfc_iocbq *cmdiocb)
{
struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
+ struct lpfc_iocbq *elsiocb;
struct lpfc_dmabuf *pcmd;
struct serv_parm *sp;
struct lpfc_name *pnn, *ppn;
@@ -475,12 +515,43 @@ lpfc_rcv_padisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
icmd = &cmdiocb->iocb;
if (icmd->ulpStatus == 0 && lpfc_check_adisc(vport, ndlp, pnn, ppn)) {
+
+ /*
+ * As soon as we send ACC, the remote NPort can
+ * start sending us data. Thus, for SLI4 we must
+ * resume the RPI before the ACC goes out.
+ */
+ if (vport->phba->sli_rev == LPFC_SLI_REV4) {
+ elsiocb = kmalloc(sizeof(struct lpfc_iocbq),
+ GFP_KERNEL);
+ if (elsiocb) {
+
+ /* Save info from cmd IOCB used in rsp */
+ memcpy((uint8_t *)elsiocb, (uint8_t *)cmdiocb,
+ sizeof(struct lpfc_iocbq));
+
+ /* Save the ELS cmd */
+ elsiocb->drvrTimeout = cmd;
+
+ lpfc_sli4_resume_rpi(ndlp,
+ lpfc_mbx_cmpl_resume_rpi, elsiocb);
+ goto out;
+ }
+ }
+
if (cmd == ELS_CMD_ADISC) {
lpfc_els_rsp_adisc_acc(vport, cmdiocb, ndlp);
} else {
- lpfc_els_rsp_acc(vport, ELS_CMD_PLOGI, cmdiocb, ndlp,
- NULL);
+ lpfc_els_rsp_acc(vport, ELS_CMD_PLOGI, cmdiocb,
+ ndlp, NULL);
}
+out:
+ /* If we are authenticated, move to the proper state */
+ if (ndlp->nlp_type & NLP_FCP_TARGET)
+ lpfc_nlp_set_state(vport, ndlp, NLP_STE_MAPPED_NODE);
+ else
+ lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE);
+
return 1;
}
/* Reject this request because invalid parameters */
@@ -1229,7 +1300,7 @@ lpfc_cmpl_adisc_adisc_issue(struct lpfc_vport *vport,
}
if (phba->sli_rev == LPFC_SLI_REV4) {
- rc = lpfc_sli4_resume_rpi(ndlp);
+ rc = lpfc_sli4_resume_rpi(ndlp, NULL, NULL);
if (rc) {
/* Stay in state and retry. */
ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE;
diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c
index c60f5d0b3869..efc055b6bac4 100644
--- a/drivers/scsi/lpfc/lpfc_scsi.c
+++ b/drivers/scsi/lpfc/lpfc_scsi.c
@@ -1,7 +1,7 @@
/*******************************************************************
* This file is part of the Emulex Linux Device Driver for *
* Fibre Channel Host Bus Adapters. *
- * Copyright (C) 2004-2011 Emulex. All rights reserved. *
+ * Copyright (C) 2004-2012 Emulex. All rights reserved. *
* EMULEX and SLI are trademarks of Emulex. *
* www.emulex.com *
* Portions Copyright (C) 2004-2005 Christoph Hellwig *
@@ -1280,31 +1280,45 @@ lpfc_cmd_blksize(struct scsi_cmnd *sc)
}
#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
-/*
- * Given a scsi cmnd, determine the BlockGuard tags to be used with it
+
+#define BG_ERR_INIT 1
+#define BG_ERR_TGT 2
+#define BG_ERR_SWAP 3
+#define BG_ERR_CHECK 4
+
+/**
+ * lpfc_bg_err_inject - Determine if we should inject an error
+ * @phba: The Hba for which this call is being executed.
* @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
- */
+ * Returns (1) if error injection is detected by Initiator
+ * Returns (2) if error injection is detected by Target
+ * Returns (3) if swapping CSUM->CRC is required for error injection
+ * Returns (4) disabling Guard/Ref/App checking is required for error injection
+ **/
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;
+ struct scsi_dif_tuple *src = NULL;
uint32_t op = scsi_get_prot_op(sc);
uint32_t blksize;
uint32_t numblks;
sector_t lba;
int rc = 0;
+ int blockoff = 0;
if (op == SCSI_PRO