From 515e0aa21ec399ddcf783140a596312e83d20a80 Mon Sep 17 00:00:00 2001 From: James Smart Date: Wed, 29 Sep 2010 11:19:00 -0400 Subject: [PATCH] [SCSI] lpfc 8.3.17: BSG fixes - Add support for bsg MBX_SLI4_CONFIG. - Multiply linkup timeout in loopback test code by 100. - Set iocb_stat to 0 in the lpfcdiag_loop_get_xri function. Signed-off-by: Alex Iannicelli Signed-off-by: James Smart Signed-off-by: James Bottomley --- drivers/scsi/lpfc/lpfc_bsg.c | 68 ++++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 66 insertions(+), 2 deletions(-) diff --git a/drivers/scsi/lpfc/lpfc_bsg.c b/drivers/scsi/lpfc/lpfc_bsg.c index 10cfc64..f5d60b5 100644 --- a/drivers/scsi/lpfc/lpfc_bsg.c +++ b/drivers/scsi/lpfc/lpfc_bsg.c @@ -1518,7 +1518,7 @@ lpfc_bsg_diag_mode(struct fc_bsg_job *job) loopback_mode = (struct diag_mode_set *) job->request->rqst_data.h_vendor.vendor_cmd; link_flags = loopback_mode->type; - timeout = loopback_mode->timeout; + timeout = loopback_mode->timeout * 100; if ((phba->link_state == LPFC_HBA_ERROR) || (psli->sli_flag & LPFC_BLOCK_MGMT_IO) || @@ -1732,7 +1732,7 @@ static int lpfcdiag_loop_get_xri(struct lpfc_hba *phba, uint16_t rpi, struct lpfc_sli_ct_request *ctreq = NULL; int ret_val = 0; int time_left; - int iocb_stat; + int iocb_stat = 0; unsigned long flags; *txxri = 0; @@ -2473,6 +2473,17 @@ lpfc_bsg_wake_mbox_wait(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq) to += sizeof(MAILBOX_t); size = pmboxq->u.mb.un.varWords[5]; memcpy(to, from, size); + } else if ((phba->sli_rev == LPFC_SLI_REV4) && + (pmboxq->u.mb.mbxCommand == MBX_SLI4_CONFIG)) { + struct lpfc_mbx_nembed_cmd *nembed_sge = + (struct lpfc_mbx_nembed_cmd *) + &pmboxq->u.mb.un.varWords[0]; + + from = (uint8_t *)dd_data->context_un.mbox.dmp->dma. + virt; + to += sizeof(MAILBOX_t); + size = nembed_sge->sge[0].length; + memcpy(to, from, size); } else if (pmboxq->u.mb.mbxCommand == MBX_READ_EVENT_LOG) { from = (uint8_t *)dd_data->context_un. mbox.dmp->dma.virt; @@ -2914,6 +2925,59 @@ lpfc_bsg_issue_mbox(struct lpfc_hba *phba, struct fc_bsg_job *job, from += sizeof(MAILBOX_t); memcpy((uint8_t *)dmp->dma.virt, from, bde->tus.f.bdeSize); + } else if (pmb->mbxCommand == MBX_SLI4_CONFIG) { + struct lpfc_mbx_nembed_cmd *nembed_sge; + struct mbox_header *header; + uint32_t receive_length; + + /* rebuild the command for sli4 using our own buffers + * like we do for biu diags + */ + header = (struct mbox_header *)&pmb->un.varWords[0]; + nembed_sge = (struct lpfc_mbx_nembed_cmd *) + &pmb->un.varWords[0]; + receive_length = nembed_sge->sge[0].length; + + /* receive length cannot be greater than mailbox + * extension size + */ + if ((receive_length == 0) || + (receive_length > MAILBOX_EXT_SIZE)) { + rc = -ERANGE; + goto job_done; + } + + rxbmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); + if (!rxbmp) { + rc = -ENOMEM; + goto job_done; + } + + rxbmp->virt = lpfc_mbuf_alloc(phba, 0, &rxbmp->phys); + if (!rxbmp->virt) { + rc = -ENOMEM; + goto job_done; + } + + INIT_LIST_HEAD(&rxbmp->list); + rxbpl = (struct ulp_bde64 *) rxbmp->virt; + dmp = diag_cmd_data_alloc(phba, rxbpl, receive_length, + 0); + if (!dmp) { + rc = -ENOMEM; + goto job_done; + } + + INIT_LIST_HEAD(&dmp->dma.list); + nembed_sge->sge[0].pa_hi = putPaddrHigh(dmp->dma.phys); + nembed_sge->sge[0].pa_lo = putPaddrLow(dmp->dma.phys); + /* copy the transmit data found in the mailbox + * extension area + */ + from = (uint8_t *)mb; + from += sizeof(MAILBOX_t); + memcpy((uint8_t *)dmp->dma.virt, from, + header->cfg_mhdr.payload_length); } } -- 2.7.4