diff options
| author |   Jayamohan Kallickal <jayamohank@gmail.com> | 2013-04-05 20:38:23 -0700 |
|---|---|---|
| committer |   James Bottomley <JBottomley@Parallels.com> | 2013-05-02 08:08:13 -0700 |
| commit | 1e234bbbea10de2638f6d95a22379bc487e762cb (patch) | |
| tree | 23a2316c3c284feafc01e24cb47231f1679947bf /drivers/scsi/be2iscsi | |
| parent | [SCSI] be2iscsi: Fix returning Failure when MBX fails with Insufficient buffer error (diff) | |
| download | linux-dev-1e234bbbea10de2638f6d95a22379bc487e762cb.tar.xz linux-dev-1e234bbbea10de2638f6d95a22379bc487e762cb.zip | |
[SCSI] be2iscsi: Fix MBX Command issues
- Check Ready Bit before posting the BMBX Hi Address
- Fix the parameters passed to beiscsi_mccq_compl
in beiscsi_open_conn()
- Fix tag value check in beiscsi_ep_connect.
Signed-off-by: John Soni Jose <sony.john-n@emulex.com>
Signed-off-by: Jayamohan Kallickal <jayamohan.kallickal@emulex.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/be2iscsi')
| -rw-r--r-- | drivers/scsi/be2iscsi/be_cmds.c | 10 | ||||
| -rw-r--r-- | drivers/scsi/be2iscsi/be_iscsi.c | 7 |
2 files changed, 12 insertions, 5 deletions
diff --git a/drivers/scsi/be2iscsi/be_cmds.c b/drivers/scsi/be2iscsi/be_cmds.c index 3ad95c7041a9..dfbe7e43574a 100644 --- a/drivers/scsi/be2iscsi/be_cmds.c +++ b/drivers/scsi/be2iscsi/be_cmds.c @@ -492,7 +492,7 @@ static int be_mbox_db_ready_wait(struct be_ctrl_info *ctrl) { void __iomem *db = ctrl->db + MPU_MAILBOX_DB_OFFSET; struct beiscsi_hba *phba = pci_get_drvdata(ctrl->pdev); - int wait = 0; + uint32_t wait = 0; u32 ready; do { @@ -540,6 +540,10 @@ int be_mbox_notify(struct be_ctrl_info *ctrl) struct be_mcc_compl *compl = &mbox->compl; struct beiscsi_hba *phba = pci_get_drvdata(ctrl->pdev); + status = be_mbox_db_ready_wait(ctrl); + if (status) + return status; + val &= ~MPU_MAILBOX_DB_RDY_MASK; val |= MPU_MAILBOX_DB_HI_MASK; val |= (upper_32_bits(mbox_mem->dma) >> 2) << 2; @@ -593,6 +597,10 @@ static int be_mbox_notify_wait(struct beiscsi_hba *phba) struct be_mcc_compl *compl = &mbox->compl; struct be_ctrl_info *ctrl = &phba->ctrl; + status = be_mbox_db_ready_wait(ctrl); + if (status) + return status; + val |= MPU_MAILBOX_DB_HI_MASK; /* at bits 2 - 31 place mbox dma addr msb bits 34 - 63 */ val |= (upper_32_bits(mbox_mem->dma) >> 2) << 2; diff --git a/drivers/scsi/be2iscsi/be_iscsi.c b/drivers/scsi/be2iscsi/be_iscsi.c index 9014690fe841..461f859cfbf6 100644 --- a/drivers/scsi/be2iscsi/be_iscsi.c +++ b/drivers/scsi/be2iscsi/be_iscsi.c @@ -1009,7 +1009,6 @@ static int beiscsi_open_conn(struct iscsi_endpoint *ep, { struct beiscsi_endpoint *beiscsi_ep = ep->dd_data; struct beiscsi_hba *phba = beiscsi_ep->phba; - struct be_mcc_wrb *wrb; struct tcp_connect_and_offload_out *ptcpcnct_out; struct be_dma_mem nonemb_cmd; unsigned int tag; @@ -1055,7 +1054,7 @@ static int beiscsi_open_conn(struct iscsi_endpoint *ep, nonemb_cmd.size = sizeof(struct tcp_connect_and_offload_in); memset(nonemb_cmd.va, 0, nonemb_cmd.size); tag = mgmt_open_connection(phba, dst_addr, beiscsi_ep, &nonemb_cmd); - if (!tag) { + if (tag <= 0) { beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, "BS_%d : mgmt_open_connection Failed for cid=%d\n", beiscsi_ep->ep_cid); @@ -1066,7 +1065,7 @@ static int beiscsi_open_conn(struct iscsi_endpoint *ep, return -EAGAIN; } - ret = beiscsi_mccq_compl(phba, tag, &wrb, NULL); + ret = beiscsi_mccq_compl(phba, tag, NULL, nonemb_cmd.va); if (ret) { beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX, @@ -1077,7 +1076,7 @@ static int beiscsi_open_conn(struct iscsi_endpoint *ep, goto free_ep; } - ptcpcnct_out = embedded_payload(wrb); + ptcpcnct_out = (struct tcp_connect_and_offload_out *)nonemb_cmd.va; beiscsi_ep = ep->dd_data; beiscsi_ep->fw_handle = ptcpcnct_out->connection_handle; beiscsi_ep->cid_vld = 1; |