diff options
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_isr.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_isr.c | 105 |
1 files changed, 104 insertions, 1 deletions
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c index 5613456dbbb..09ba26bc230 100644 --- a/drivers/scsi/qla2xxx/qla_isr.c +++ b/drivers/scsi/qla2xxx/qla_isr.c @@ -8,6 +8,7 @@ #include <linux/delay.h> #include <scsi/scsi_tcq.h> +#include <scsi/scsi_bsg_fc.h> static void qla2x00_mbx_completion(scsi_qla_host_t *, uint16_t); static void qla2x00_process_completed_request(struct scsi_qla_host *, @@ -881,7 +882,9 @@ qla2x00_get_sp_from_handle(scsi_qla_host_t *vha, const char *func, index); return NULL; } + req->outstanding_cmds[index] = NULL; + done: return sp; } @@ -982,6 +985,100 @@ done_post_logio_done_work: } static void +qla24xx_els_ct_entry(scsi_qla_host_t *vha, struct req_que *req, + struct sts_entry_24xx *pkt, int iocb_type) +{ + const char func[] = "ELS_CT_IOCB"; + const char *type; + struct qla_hw_data *ha = vha->hw; + srb_t *sp; + struct srb_bsg *sp_bsg; + struct fc_bsg_job *bsg_job; + uint16_t comp_status; + uint32_t fw_status[3]; + uint8_t* fw_sts_ptr; + + sp = qla2x00_get_sp_from_handle(vha, func, req, pkt); + if (!sp) + return; + sp_bsg = (struct srb_bsg*)sp->ctx; + bsg_job = sp_bsg->bsg_job; + + type = NULL; + switch (sp_bsg->ctx.type) { + case SRB_ELS_CMD_RPT: + case SRB_ELS_CMD_HST: + type = "els"; + break; + 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->ctx.type); + return; + } + + comp_status = fw_status[0] = le16_to_cpu(pkt->comp_status); + fw_status[1] = le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->error_subcode_1); + fw_status[2] = le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->error_subcode_2); + + /* 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) + sizeof(fw_status); + + 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(((struct els_sts_entry_24xx*)pkt)->total_byte_count); + + DEBUG2(qla_printk(KERN_WARNING, ha, + "scsi(%ld:0x%x): ELS-CT pass-through-%s error comp_status-status=0x%x " + "error subcode 1=0x%x error subcode 2=0x%x total_byte = 0x%x.\n", + vha->host_no, sp->handle, type, comp_status, fw_status[1], fw_status[2], + le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->total_byte_count))); + fw_sts_ptr = ((uint8_t*)bsg_job->req->sense) + sizeof(struct fc_bsg_reply); + memcpy( fw_sts_ptr, fw_status, sizeof(fw_status)); + } + else { + DEBUG2(qla_printk(KERN_WARNING, ha, + "scsi(%ld:0x%x): ELS-CT pass-through-%s error comp_status-status=0x%x " + "error subcode 1=0x%x error subcode 2=0x%x.\n", + vha->host_no, sp->handle, type, comp_status, + le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->error_subcode_1), + le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->error_subcode_2))); + bsg_job->reply->result = DID_ERROR << 16; + bsg_job->reply->reply_payload_rcv_len = 0; + fw_sts_ptr = ((uint8_t*)bsg_job->req->sense) + sizeof(struct fc_bsg_reply); + memcpy( fw_sts_ptr, fw_status, sizeof(fw_status)); + } + 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->ctx.type == SRB_ELS_CMD_HST) || + (sp_bsg->ctx.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_logio_entry(scsi_qla_host_t *vha, struct req_que *req, struct logio_entry_24xx *logio) { @@ -1749,6 +1846,13 @@ void qla24xx_process_response_queue(struct scsi_qla_host *vha, qla24xx_logio_entry(vha, rsp->req, (struct logio_entry_24xx *)pkt); break; + case CT_IOCB_TYPE: + qla24xx_els_ct_entry(vha, rsp->req, pkt, CT_IOCB_TYPE); + clear_bit(MBX_INTERRUPT, &vha->hw->mbx_cmd_flags); + break; + case ELS_IOCB_TYPE: + qla24xx_els_ct_entry(vha, rsp->req, pkt, ELS_IOCB_TYPE); + break; default: /* Type Not Supported. */ DEBUG4(printk(KERN_WARNING @@ -2046,7 +2150,6 @@ qla24xx_msix_default(int irq, void *dev_id) set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags); complete(&ha->mbx_intr_comp); } - return IRQ_HANDLED; } |