diff options
Diffstat (limited to 'drivers/scsi/lpfc')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_hw4.h | 6 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_sli.c | 38 |
2 files changed, 40 insertions, 4 deletions
diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h index 205b4e38030e..5464b116d328 100644 --- a/drivers/scsi/lpfc/lpfc_hw4.h +++ b/drivers/scsi/lpfc/lpfc_hw4.h @@ -3439,7 +3439,8 @@ struct els_request64_wqe { #define els_req64_hopcnt_SHIFT 24 #define els_req64_hopcnt_MASK 0x000000ff #define els_req64_hopcnt_WORD word13 - uint32_t reserved[2]; + uint32_t word14; + uint32_t max_response_payload_len; }; struct xmit_els_rsp64_wqe { @@ -3554,7 +3555,8 @@ struct gen_req64_wqe { uint32_t relative_offset; struct wqe_rctl_dfctl wge_ctl; /* word 5 */ struct wqe_common wqe_com; /* words 6-11 */ - uint32_t rsvd_12_15[4]; + uint32_t rsvd_12_14[3]; + uint32_t max_response_payload_len; }; struct create_xri_wqe { diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index 3850949c8a79..a262d22bca44 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -8188,6 +8188,7 @@ lpfc_sli4_iocb2wqe(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq, bf_set(wqe_qosd, &wqe->els_req.wqe_com, 1); bf_set(wqe_lenloc, &wqe->els_req.wqe_com, LPFC_WQE_LENLOC_NONE); bf_set(wqe_ebde_cnt, &wqe->els_req.wqe_com, 0); + wqe->els_req.max_response_payload_len = total_len - xmit_len; break; case CMD_XMIT_SEQUENCE64_CX: bf_set(wqe_ctxt_tag, &wqe->xmit_sequence.wqe_com, @@ -8324,6 +8325,7 @@ lpfc_sli4_iocb2wqe(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq, bf_set(wqe_qosd, &wqe->gen_req.wqe_com, 1); bf_set(wqe_lenloc, &wqe->gen_req.wqe_com, LPFC_WQE_LENLOC_NONE); bf_set(wqe_ebde_cnt, &wqe->gen_req.wqe_com, 0); + wqe->gen_req.max_response_payload_len = total_len - xmit_len; command_type = OTHER_COMMAND; break; case CMD_XMIT_ELS_RSP64_CX: @@ -11195,8 +11197,11 @@ lpfc_sli4_iocb_param_transfer(struct lpfc_hba *phba, struct lpfc_iocbq *pIocbOut, struct lpfc_wcqe_complete *wcqe) { + int numBdes, i; unsigned long iflags; - uint32_t status; + uint32_t status, max_response; + struct lpfc_dmabuf *dmabuf; + struct ulp_bde64 *bpl, bde; size_t offset = offsetof(struct lpfc_iocbq, iocb); memcpy((char *)pIocbIn + offset, (char *)pIocbOut + offset, @@ -11213,7 +11218,36 @@ lpfc_sli4_iocb_param_transfer(struct lpfc_hba *phba, pIocbIn->iocb.un.ulpWord[4] = wcqe->parameter; else { pIocbIn->iocb.un.ulpWord[4] = wcqe->parameter; - pIocbIn->iocb.un.genreq64.bdl.bdeSize = wcqe->total_data_placed; + switch (pIocbOut->iocb.ulpCommand) { + case CMD_ELS_REQUEST64_CR: + dmabuf = (struct lpfc_dmabuf *)pIocbOut->context3; + bpl = (struct ulp_bde64 *)dmabuf->virt; + bde.tus.w = le32_to_cpu(bpl[1].tus.w); + max_response = bde.tus.f.bdeSize; + break; + case CMD_GEN_REQUEST64_CR: + max_response = 0; + if (!pIocbOut->context3) + break; + numBdes = pIocbOut->iocb.un.genreq64.bdl.bdeSize/ + sizeof(struct ulp_bde64); + dmabuf = (struct lpfc_dmabuf *)pIocbOut->context3; + bpl = (struct ulp_bde64 *)dmabuf->virt; + for (i = 0; i < numBdes; i++) { + bde.tus.w = le32_to_cpu(bpl[i].tus.w); + if (bde.tus.f.bdeFlags != BUFF_TYPE_BDE_64) + max_response += bde.tus.f.bdeSize; + } + break; + default: + max_response = wcqe->total_data_placed; + break; + } + if (max_response < wcqe->total_data_placed) + pIocbIn->iocb.un.genreq64.bdl.bdeSize = max_response; + else + pIocbIn->iocb.un.genreq64.bdl.bdeSize = + wcqe->total_data_placed; } /* Convert BG errors for completion status */ |