diff options
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_isr.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_isr.c | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c index ffc855f..5180033 100644 --- a/drivers/scsi/qla2xxx/qla_isr.c +++ b/drivers/scsi/qla2xxx/qla_isr.c @@ -984,6 +984,86 @@ logio_done: } static void +qla2x00_ct_entry(scsi_qla_host_t *vha, struct req_que *req, + sts_entry_t *pkt, int iocb_type) +{ + const char func[] = "CT_IOCB"; + const char *type; + struct qla_hw_data *ha = vha->hw; + srb_t *sp; + struct srb_ctx *sp_bsg; + struct fc_bsg_job *bsg_job; + uint16_t comp_status; + + sp = qla2x00_get_sp_from_handle(vha, func, req, pkt); + if (!sp) + return; + + sp_bsg = sp->ctx; + bsg_job = sp_bsg->u.bsg_job; + + type = NULL; + switch (sp_bsg->type) { + case SRB_CT_CMD: + type = "ct pass-through"; + break; + default: + qla_printk(KERN_WARNING, ha, + "%s: Unrecognized SRB: (%p) type=%d.\n", func, sp, + sp_bsg->type); + return; + } + + comp_status = le16_to_cpu(pkt->comp_status); + + /* return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT + * fc payload to the caller + */ + bsg_job->reply->reply_data.ctels_reply.status = FC_CTELS_STATUS_OK; + bsg_job->reply_len = sizeof(struct fc_bsg_reply); + + if (comp_status != CS_COMPLETE) { + if (comp_status == CS_DATA_UNDERRUN) { + bsg_job->reply->result = DID_OK << 16; + bsg_job->reply->reply_payload_rcv_len = + le16_to_cpu(((sts_entry_t *)pkt)->rsp_info_len); + + DEBUG2(qla_printk(KERN_WARNING, ha, + "scsi(%ld): CT pass-through-%s error " + "comp_status-status=0x%x total_byte = 0x%x.\n", + vha->host_no, type, comp_status, + bsg_job->reply->reply_payload_rcv_len)); + } else { + DEBUG2(qla_printk(KERN_WARNING, ha, + "scsi(%ld): CT pass-through-%s error " + "comp_status-status=0x%x.\n", + vha->host_no, type, comp_status)); + bsg_job->reply->result = DID_ERROR << 16; + bsg_job->reply->reply_payload_rcv_len = 0; + } + DEBUG2(qla2x00_dump_buffer((uint8_t *)pkt, sizeof(*pkt))); + } else { + bsg_job->reply->result = DID_OK << 16;; + bsg_job->reply->reply_payload_rcv_len = + bsg_job->reply_payload.payload_len; + bsg_job->reply_len = 0; + } + + dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list, + bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE); + + dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list, + bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE); + + if (sp_bsg->type == SRB_ELS_CMD_HST || sp_bsg->type == SRB_CT_CMD) + kfree(sp->fcport); + + kfree(sp->ctx); + mempool_free(sp, ha->srb_mempool); + bsg_job->job_done(bsg_job); +} + +static void qla24xx_els_ct_entry(scsi_qla_host_t *vha, struct req_que *req, struct sts_entry_24xx *pkt, int iocb_type) { @@ -1303,6 +1383,9 @@ qla2x00_process_response_queue(struct rsp_que *rsp) qla2x00_mbx_iocb_entry(vha, rsp->req, (struct mbx_entry *)pkt); break; + case CT_IOCB_TYPE: + qla2x00_ct_entry(vha, rsp->req, pkt, CT_IOCB_TYPE); + break; default: /* Type Not Supported. */ DEBUG4(printk(KERN_WARNING |