scsi: lpfc: Streamline NVME Targe6t WQE setup
To reduce latency when initializing WQE content, created templates for the most common wqes. This reduces the number of operations taken to set the content. It's not a lot of speed up, but every bit helps. This patch updates the NVME target path. [mkp: fixed typo] Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com> Signed-off-by: James Smart <james.smart@broadcom.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
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5fd1108517
commit
bd3061bab3
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@ -566,6 +566,7 @@ void lpfc_nvme_abort_fcreq_cmpl(struct lpfc_hba *phba,
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struct lpfc_iocbq *cmdiocb,
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struct lpfc_wcqe_complete *abts_cmpl);
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void lpfc_nvme_cmd_template(void);
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void lpfc_nvmet_cmd_template(void);
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extern int lpfc_enable_nvmet_cnt;
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extern unsigned long long lpfc_enable_nvmet[];
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extern int lpfc_no_hba_reset_cnt;
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@ -12584,6 +12584,7 @@ lpfc_init(void)
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return -ENOMEM;
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}
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lpfc_nvme_cmd_template();
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lpfc_nvmet_cmd_template();
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/* Initialize in case vector mapping is needed */
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lpfc_used_cpu = NULL;
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@ -74,6 +74,149 @@ static int lpfc_nvmet_unsol_ls_issue_abort(struct lpfc_hba *,
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static void lpfc_nvmet_wqfull_flush(struct lpfc_hba *, struct lpfc_queue *,
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struct lpfc_nvmet_rcv_ctx *);
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union lpfc_wqe128 lpfc_tsend_cmd_template;
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union lpfc_wqe128 lpfc_treceive_cmd_template;
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union lpfc_wqe128 lpfc_trsp_cmd_template;
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/* Setup WQE templates for NVME IOs */
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void
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lpfc_nvmet_cmd_template()
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{
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union lpfc_wqe128 *wqe;
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/* TSEND template */
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wqe = &lpfc_tsend_cmd_template;
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memset(wqe, 0, sizeof(union lpfc_wqe128));
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/* Word 0, 1, 2 - BDE is variable */
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/* Word 3 - payload_offset_len is zero */
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/* Word 4 - relative_offset is variable */
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/* Word 5 - is zero */
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/* Word 6 - ctxt_tag, xri_tag is variable */
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/* Word 7 - wqe_ar is variable */
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bf_set(wqe_cmnd, &wqe->fcp_tsend.wqe_com, CMD_FCP_TSEND64_WQE);
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bf_set(wqe_pu, &wqe->fcp_tsend.wqe_com, PARM_REL_OFF);
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bf_set(wqe_class, &wqe->fcp_tsend.wqe_com, CLASS3);
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bf_set(wqe_ct, &wqe->fcp_tsend.wqe_com, SLI4_CT_RPI);
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bf_set(wqe_ar, &wqe->fcp_tsend.wqe_com, 1);
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/* Word 8 - abort_tag is variable */
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/* Word 9 - reqtag, rcvoxid is variable */
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/* Word 10 - wqes, xc is variable */
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bf_set(wqe_nvme, &wqe->fcp_tsend.wqe_com, 1);
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bf_set(wqe_dbde, &wqe->fcp_tsend.wqe_com, 1);
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bf_set(wqe_wqes, &wqe->fcp_tsend.wqe_com, 0);
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bf_set(wqe_xc, &wqe->fcp_tsend.wqe_com, 1);
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bf_set(wqe_iod, &wqe->fcp_tsend.wqe_com, LPFC_WQE_IOD_WRITE);
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bf_set(wqe_lenloc, &wqe->fcp_tsend.wqe_com, LPFC_WQE_LENLOC_WORD12);
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/* Word 11 - sup, irsp, irsplen is variable */
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bf_set(wqe_cmd_type, &wqe->fcp_tsend.wqe_com, FCP_COMMAND_TSEND);
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bf_set(wqe_cqid, &wqe->fcp_tsend.wqe_com, LPFC_WQE_CQ_ID_DEFAULT);
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bf_set(wqe_sup, &wqe->fcp_tsend.wqe_com, 0);
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bf_set(wqe_irsp, &wqe->fcp_tsend.wqe_com, 0);
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bf_set(wqe_irsplen, &wqe->fcp_tsend.wqe_com, 0);
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bf_set(wqe_pbde, &wqe->fcp_tsend.wqe_com, 0);
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/* Word 12 - fcp_data_len is variable */
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/* Word 13, 14, 15 - PBDE is zero */
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/* TRECEIVE template */
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wqe = &lpfc_treceive_cmd_template;
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memset(wqe, 0, sizeof(union lpfc_wqe128));
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/* Word 0, 1, 2 - BDE is variable */
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/* Word 3 */
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wqe->fcp_treceive.payload_offset_len = TXRDY_PAYLOAD_LEN;
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/* Word 4 - relative_offset is variable */
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/* Word 5 - is zero */
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/* Word 6 - ctxt_tag, xri_tag is variable */
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/* Word 7 */
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bf_set(wqe_cmnd, &wqe->fcp_treceive.wqe_com, CMD_FCP_TRECEIVE64_WQE);
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bf_set(wqe_pu, &wqe->fcp_treceive.wqe_com, PARM_REL_OFF);
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bf_set(wqe_class, &wqe->fcp_treceive.wqe_com, CLASS3);
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bf_set(wqe_ct, &wqe->fcp_treceive.wqe_com, SLI4_CT_RPI);
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bf_set(wqe_ar, &wqe->fcp_treceive.wqe_com, 0);
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/* Word 8 - abort_tag is variable */
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/* Word 9 - reqtag, rcvoxid is variable */
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/* Word 10 - xc is variable */
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bf_set(wqe_dbde, &wqe->fcp_treceive.wqe_com, 1);
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bf_set(wqe_wqes, &wqe->fcp_treceive.wqe_com, 0);
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bf_set(wqe_nvme, &wqe->fcp_treceive.wqe_com, 1);
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bf_set(wqe_iod, &wqe->fcp_treceive.wqe_com, LPFC_WQE_IOD_READ);
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bf_set(wqe_lenloc, &wqe->fcp_treceive.wqe_com, LPFC_WQE_LENLOC_WORD12);
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bf_set(wqe_xc, &wqe->fcp_tsend.wqe_com, 1);
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/* Word 11 - pbde is variable */
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bf_set(wqe_cmd_type, &wqe->fcp_treceive.wqe_com, FCP_COMMAND_TRECEIVE);
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bf_set(wqe_cqid, &wqe->fcp_treceive.wqe_com, LPFC_WQE_CQ_ID_DEFAULT);
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bf_set(wqe_sup, &wqe->fcp_treceive.wqe_com, 0);
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bf_set(wqe_irsp, &wqe->fcp_treceive.wqe_com, 0);
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bf_set(wqe_irsplen, &wqe->fcp_treceive.wqe_com, 0);
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bf_set(wqe_pbde, &wqe->fcp_treceive.wqe_com, 1);
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/* Word 12 - fcp_data_len is variable */
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/* Word 13, 14, 15 - PBDE is variable */
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/* TRSP template */
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wqe = &lpfc_trsp_cmd_template;
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memset(wqe, 0, sizeof(union lpfc_wqe128));
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/* Word 0, 1, 2 - BDE is variable */
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/* Word 3 - response_len is variable */
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/* Word 4, 5 - is zero */
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/* Word 6 - ctxt_tag, xri_tag is variable */
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/* Word 7 */
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bf_set(wqe_cmnd, &wqe->fcp_trsp.wqe_com, CMD_FCP_TRSP64_WQE);
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bf_set(wqe_pu, &wqe->fcp_trsp.wqe_com, PARM_UNUSED);
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bf_set(wqe_class, &wqe->fcp_trsp.wqe_com, CLASS3);
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bf_set(wqe_ct, &wqe->fcp_trsp.wqe_com, SLI4_CT_RPI);
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bf_set(wqe_ag, &wqe->fcp_trsp.wqe_com, 1); /* wqe_ar */
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/* Word 8 - abort_tag is variable */
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/* Word 9 - reqtag is variable */
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/* Word 10 wqes, xc is variable */
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bf_set(wqe_dbde, &wqe->fcp_trsp.wqe_com, 1);
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bf_set(wqe_nvme, &wqe->fcp_trsp.wqe_com, 1);
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bf_set(wqe_wqes, &wqe->fcp_trsp.wqe_com, 0);
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bf_set(wqe_xc, &wqe->fcp_trsp.wqe_com, 0);
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bf_set(wqe_iod, &wqe->fcp_trsp.wqe_com, LPFC_WQE_IOD_NONE);
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bf_set(wqe_lenloc, &wqe->fcp_trsp.wqe_com, LPFC_WQE_LENLOC_WORD3);
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/* Word 11 irsp, irsplen is variable */
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bf_set(wqe_cmd_type, &wqe->fcp_trsp.wqe_com, FCP_COMMAND_TRSP);
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bf_set(wqe_cqid, &wqe->fcp_trsp.wqe_com, LPFC_WQE_CQ_ID_DEFAULT);
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bf_set(wqe_sup, &wqe->fcp_trsp.wqe_com, 0);
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bf_set(wqe_irsp, &wqe->fcp_trsp.wqe_com, 0);
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bf_set(wqe_irsplen, &wqe->fcp_trsp.wqe_com, 0);
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bf_set(wqe_pbde, &wqe->fcp_trsp.wqe_com, 0);
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/* Word 12, 13, 14, 15 - is zero */
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}
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void
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lpfc_nvmet_defer_release(struct lpfc_hba *phba, struct lpfc_nvmet_rcv_ctx *ctxp)
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{
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@ -1152,15 +1295,9 @@ lpfc_nvmet_setup_io_context(struct lpfc_hba *phba)
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ctx_buf->iocbq->iocb_flag = LPFC_IO_NVMET;
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nvmewqe = ctx_buf->iocbq;
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wqe = &nvmewqe->wqe;
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/* Initialize WQE */
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memset(wqe, 0, sizeof(union lpfc_wqe));
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/* Word 7 */
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bf_set(wqe_ct, &wqe->generic.wqe_com, SLI4_CT_RPI);
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bf_set(wqe_class, &wqe->generic.wqe_com, CLASS3);
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/* Word 10 */
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bf_set(wqe_nvme, &wqe->fcp_tsend.wqe_com, 1);
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bf_set(wqe_ebde_cnt, &wqe->generic.wqe_com, 0);
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bf_set(wqe_qosd, &wqe->generic.wqe_com, 0);
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ctx_buf->iocbq->context1 = NULL;
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spin_lock(&phba->sli4_hba.sgl_list_lock);
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@ -2220,6 +2357,11 @@ lpfc_nvmet_prep_fcp_wqe(struct lpfc_hba *phba,
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switch (rsp->op) {
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case NVMET_FCOP_READDATA:
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case NVMET_FCOP_READDATA_RSP:
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/* From the tsend template, initialize words 7 - 11 */
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memcpy(&wqe->words[7],
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&lpfc_tsend_cmd_template.words[7],
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sizeof(uint32_t) * 5);
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/* Words 0 - 2 : The first sg segment */
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sgel = &rsp->sg[0];
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physaddr = sg_dma_address(sgel);
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@ -2236,6 +2378,7 @@ lpfc_nvmet_prep_fcp_wqe(struct lpfc_hba *phba,
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wqe->fcp_tsend.relative_offset = ctxp->offset;
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/* Word 5 */
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wqe->fcp_tsend.reserved = 0;
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/* Word 6 */
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bf_set(wqe_ctxt_tag, &wqe->fcp_tsend.wqe_com,
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@ -2243,10 +2386,7 @@ lpfc_nvmet_prep_fcp_wqe(struct lpfc_hba *phba,
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bf_set(wqe_xri_tag, &wqe->fcp_tsend.wqe_com,
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nvmewqe->sli4_xritag);
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/* Word 7 */
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bf_set(wqe_pu, &wqe->fcp_tsend.wqe_com, 1);
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bf_set(wqe_cmnd, &wqe->fcp_tsend.wqe_com, CMD_FCP_TSEND64_WQE);
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do_pbde = 0;
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/* Word 7 - set ar later */
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/* Word 8 */
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wqe->fcp_tsend.wqe_com.abort_tag = nvmewqe->iotag;
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@ -2255,23 +2395,12 @@ lpfc_nvmet_prep_fcp_wqe(struct lpfc_hba *phba,
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bf_set(wqe_reqtag, &wqe->fcp_tsend.wqe_com, nvmewqe->iotag);
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bf_set(wqe_rcvoxid, &wqe->fcp_tsend.wqe_com, ctxp->oxid);
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/* Word 10 */
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bf_set(wqe_nvme, &wqe->fcp_tsend.wqe_com, 1);
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bf_set(wqe_dbde, &wqe->fcp_tsend.wqe_com, 1);
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bf_set(wqe_iod, &wqe->fcp_tsend.wqe_com, LPFC_WQE_IOD_WRITE);
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bf_set(wqe_lenloc, &wqe->fcp_tsend.wqe_com,
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LPFC_WQE_LENLOC_WORD12);
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bf_set(wqe_ebde_cnt, &wqe->fcp_tsend.wqe_com, 0);
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bf_set(wqe_xc, &wqe->fcp_tsend.wqe_com, xc);
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bf_set(wqe_nvme, &wqe->fcp_tsend.wqe_com, 1);
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if (phba->cfg_nvme_oas)
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bf_set(wqe_oas, &wqe->fcp_tsend.wqe_com, 1);
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/* Word 10 - set wqes later, in template xc=1 */
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if (!xc)
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bf_set(wqe_xc, &wqe->fcp_tsend.wqe_com, 0);
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/* Word 11 */
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bf_set(wqe_cqid, &wqe->fcp_tsend.wqe_com,
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LPFC_WQE_CQ_ID_DEFAULT);
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bf_set(wqe_cmd_type, &wqe->fcp_tsend.wqe_com,
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FCP_COMMAND_TSEND);
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/* Word 11 - set sup, irsp, irsplen later */
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do_pbde = 0;
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/* Word 12 */
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wqe->fcp_tsend.fcp_data_len = rsp->transfer_length;
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@ -2293,16 +2422,14 @@ lpfc_nvmet_prep_fcp_wqe(struct lpfc_hba *phba,
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sgl++;
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if (rsp->op == NVMET_FCOP_READDATA_RSP) {
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atomic_inc(&tgtp->xmt_fcp_read_rsp);
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bf_set(wqe_ar, &wqe->fcp_tsend.wqe_com, 1);
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/* In template ar=1 wqes=0 sup=0 irsp=0 irsplen=0 */
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if (rsp->rsplen == LPFC_NVMET_SUCCESS_LEN) {
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if (ndlp->nlp_flag & NLP_SUPPRESS_RSP)
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bf_set(wqe_sup,
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&wqe->fcp_tsend.wqe_com, 1);
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bf_set(wqe_wqes, &wqe->fcp_tsend.wqe_com, 0);
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bf_set(wqe_irsp, &wqe->fcp_tsend.wqe_com, 0);
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bf_set(wqe_irsplen, &wqe->fcp_tsend.wqe_com, 0);
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} else {
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bf_set(wqe_sup, &wqe->fcp_tsend.wqe_com, 0);
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bf_set(wqe_wqes, &wqe->fcp_tsend.wqe_com, 1);
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bf_set(wqe_irsp, &wqe->fcp_tsend.wqe_com, 1);
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bf_set(wqe_irsplen, &wqe->fcp_tsend.wqe_com,
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@ -2313,15 +2440,17 @@ lpfc_nvmet_prep_fcp_wqe(struct lpfc_hba *phba,
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} else {
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atomic_inc(&tgtp->xmt_fcp_read);
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bf_set(wqe_sup, &wqe->fcp_tsend.wqe_com, 0);
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bf_set(wqe_wqes, &wqe->fcp_tsend.wqe_com, 0);
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bf_set(wqe_irsp, &wqe->fcp_tsend.wqe_com, 0);
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/* In template ar=1 wqes=0 sup=0 irsp=0 irsplen=0 */
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bf_set(wqe_ar, &wqe->fcp_tsend.wqe_com, 0);
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bf_set(wqe_irsplen, &wqe->fcp_tsend.wqe_com, 0);
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}
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break;
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case NVMET_FCOP_WRITEDATA:
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/* From the treceive template, initialize words 3 - 11 */
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memcpy(&wqe->words[3],
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&lpfc_treceive_cmd_template.words[3],
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sizeof(uint32_t) * 9);
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/* Words 0 - 2 : The first sg segment */
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txrdy = dma_pool_alloc(phba->txrdy_payload_pool,
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GFP_KERNEL, &physaddr);
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@ -2340,14 +2469,9 @@ lpfc_nvmet_prep_fcp_wqe(struct lpfc_hba *phba,
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wqe->fcp_treceive.bde.addrHigh =
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cpu_to_le32(putPaddrHigh(physaddr));
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/* Word 3 */
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wqe->fcp_treceive.payload_offset_len = TXRDY_PAYLOAD_LEN;
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/* Word 4 */
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wqe->fcp_treceive.relative_offset = ctxp->offset;
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/* Word 5 */
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/* Word 6 */
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bf_set(wqe_ctxt_tag, &wqe->fcp_treceive.wqe_com,
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phba->sli4_hba.rpi_ids[ndlp->nlp_rpi]);
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@ -2355,14 +2479,6 @@ lpfc_nvmet_prep_fcp_wqe(struct lpfc_hba *phba,
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nvmewqe->sli4_xritag);
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/* Word 7 */
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bf_set(wqe_pu, &wqe->fcp_treceive.wqe_com, 1);
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bf_set(wqe_ar, &wqe->fcp_treceive.wqe_com, 0);
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bf_set(wqe_cmnd, &wqe->fcp_treceive.wqe_com,
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CMD_FCP_TRECEIVE64_WQE);
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if (phba->nvme_embed_pbde)
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do_pbde = 1;
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else
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do_pbde = 0;
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/* Word 8 */
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wqe->fcp_treceive.wqe_com.abort_tag = nvmewqe->iotag;
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@ -2371,26 +2487,17 @@ lpfc_nvmet_prep_fcp_wqe(struct lpfc_hba *phba,
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bf_set(wqe_reqtag, &wqe->fcp_treceive.wqe_com, nvmewqe->iotag);
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bf_set(wqe_rcvoxid, &wqe->fcp_treceive.wqe_com, ctxp->oxid);
|
||||
|
||||
/* Word 10 */
|
||||
bf_set(wqe_nvme, &wqe->fcp_treceive.wqe_com, 1);
|
||||
bf_set(wqe_dbde, &wqe->fcp_treceive.wqe_com, 1);
|
||||
bf_set(wqe_iod, &wqe->fcp_treceive.wqe_com, LPFC_WQE_IOD_READ);
|
||||
bf_set(wqe_lenloc, &wqe->fcp_treceive.wqe_com,
|
||||
LPFC_WQE_LENLOC_WORD12);
|
||||
bf_set(wqe_xc, &wqe->fcp_treceive.wqe_com, xc);
|
||||
bf_set(wqe_wqes, &wqe->fcp_treceive.wqe_com, 0);
|
||||
bf_set(wqe_irsp, &wqe->fcp_treceive.wqe_com, 0);
|
||||
bf_set(wqe_irsplen, &wqe->fcp_treceive.wqe_com, 0);
|
||||
bf_set(wqe_nvme, &wqe->fcp_treceive.wqe_com, 1);
|
||||
if (phba->cfg_nvme_oas)
|
||||
bf_set(wqe_oas, &wqe->fcp_treceive.wqe_com, 1);
|
||||
/* Word 10 - in template xc=1 */
|
||||
if (!xc)
|
||||
bf_set(wqe_xc, &wqe->fcp_treceive.wqe_com, 0);
|
||||
|
||||
/* Word 11 */
|
||||
bf_set(wqe_cqid, &wqe->fcp_treceive.wqe_com,
|
||||
LPFC_WQE_CQ_ID_DEFAULT);
|
||||
bf_set(wqe_cmd_type, &wqe->fcp_treceive.wqe_com,
|
||||
FCP_COMMAND_TRECEIVE);
|
||||
bf_set(wqe_sup, &wqe->fcp_tsend.wqe_com, 0);
|
||||
/* Word 11 - set pbde later */
|
||||
if (phba->nvme_embed_pbde) {
|
||||
do_pbde = 1;
|
||||
} else {
|
||||
bf_set(wqe_pbde, &wqe->fcp_treceive.wqe_com, 0);
|
||||
do_pbde = 0;
|
||||
}
|
||||
|
||||
/* Word 12 */
|
||||
wqe->fcp_tsend.fcp_data_len = rsp->transfer_length;
|
||||
|
@ -2418,6 +2525,11 @@ lpfc_nvmet_prep_fcp_wqe(struct lpfc_hba *phba,
|
|||
break;
|
||||
|
||||
case NVMET_FCOP_RSP:
|
||||
/* From the treceive template, initialize words 4 - 11 */
|
||||
memcpy(&wqe->words[4],
|
||||
&lpfc_trsp_cmd_template.words[4],
|
||||
sizeof(uint32_t) * 8);
|
||||
|
||||
/* Words 0 - 2 */
|
||||
physaddr = rsp->rspdma;
|
||||
wqe->fcp_trsp.bde.tus.f.bdeFlags = BUFF_TYPE_BDE_64;
|
||||
|
@ -2430,12 +2542,6 @@ lpfc_nvmet_prep_fcp_wqe(struct lpfc_hba *phba,
|
|||
/* Word 3 */
|
||||
wqe->fcp_trsp.response_len = rsp->rsplen;
|
||||
|
||||
/* Word 4 */
|
||||
wqe->fcp_trsp.rsvd_4_5[0] = 0;
|
||||
|
||||
|
||||
/* Word 5 */
|
||||
|
||||
/* Word 6 */
|
||||
bf_set(wqe_ctxt_tag, &wqe->fcp_trsp.wqe_com,
|
||||
phba->sli4_hba.rpi_ids[ndlp->nlp_rpi]);
|
||||
|
@ -2443,10 +2549,6 @@ lpfc_nvmet_prep_fcp_wqe(struct lpfc_hba *phba,
|
|||
nvmewqe->sli4_xritag);
|
||||
|
||||
/* Word 7 */
|
||||
bf_set(wqe_pu, &wqe->fcp_trsp.wqe_com, 0);
|
||||
bf_set(wqe_ag, &wqe->fcp_trsp.wqe_com, 1);
|
||||
bf_set(wqe_cmnd, &wqe->fcp_trsp.wqe_com, CMD_FCP_TRSP64_WQE);
|
||||
do_pbde = 0;
|
||||
|
||||
/* Word 8 */
|
||||
wqe->fcp_trsp.wqe_com.abort_tag = nvmewqe->iotag;
|
||||
|
@ -2456,35 +2558,23 @@ lpfc_nvmet_prep_fcp_wqe(struct lpfc_hba *phba,
|
|||
bf_set(wqe_rcvoxid, &wqe->fcp_trsp.wqe_com, ctxp->oxid);
|
||||
|
||||
/* Word 10 */
|
||||
bf_set(wqe_nvme, &wqe->fcp_trsp.wqe_com, 1);
|
||||
bf_set(wqe_dbde, &wqe->fcp_trsp.wqe_com, 0);
|
||||
bf_set(wqe_iod, &wqe->fcp_trsp.wqe_com, LPFC_WQE_IOD_WRITE);
|
||||
bf_set(wqe_lenloc, &wqe->fcp_trsp.wqe_com,
|
||||
LPFC_WQE_LENLOC_WORD3);
|
||||
bf_set(wqe_xc, &wqe->fcp_trsp.wqe_com, xc);
|
||||
bf_set(wqe_nvme, &wqe->fcp_trsp.wqe_com, 1);
|
||||
if (phba->cfg_nvme_oas)
|
||||
bf_set(wqe_oas, &wqe->fcp_trsp.wqe_com, 1);
|
||||
if (xc)
|
||||
bf_set(wqe_xc, &wqe->fcp_trsp.wqe_com, 1);
|
||||
|
||||
/* Word 11 */
|
||||
bf_set(wqe_cqid, &wqe->fcp_trsp.wqe_com,
|
||||
LPFC_WQE_CQ_ID_DEFAULT);
|
||||
bf_set(wqe_cmd_type, &wqe->fcp_trsp.wqe_com,
|
||||
FCP_COMMAND_TRSP);
|
||||
bf_set(wqe_sup, &wqe->fcp_tsend.wqe_com, 0);
|
||||
|
||||
if (rsp->rsplen == LPFC_NVMET_SUCCESS_LEN) {
|
||||
/* Good response - all zero's on wire */
|
||||
bf_set(wqe_wqes, &wqe->fcp_trsp.wqe_com, 0);
|
||||
bf_set(wqe_irsp, &wqe->fcp_trsp.wqe_com, 0);
|
||||
bf_set(wqe_irsplen, &wqe->fcp_trsp.wqe_com, 0);
|
||||
} else {
|
||||
/* In template wqes=0 irsp=0 irsplen=0 - good response */
|
||||
if (rsp->rsplen != LPFC_NVMET_SUCCESS_LEN) {
|
||||
/* Bad response - embed it */
|
||||
bf_set(wqe_wqes, &wqe->fcp_trsp.wqe_com, 1);
|
||||
bf_set(wqe_irsp, &wqe->fcp_trsp.wqe_com, 1);
|
||||
bf_set(wqe_irsplen, &wqe->fcp_trsp.wqe_com,
|
||||
((rsp->rsplen >> 2) - 1));
|
||||
memcpy(&wqe->words[16], rsp->rspaddr, rsp->rsplen);
|
||||
}
|
||||
do_pbde = 0;
|
||||
|
||||
/* Word 12 */
|
||||
wqe->fcp_trsp.rsvd_12_15[0] = 0;
|
||||
|
||||
/* Use rspbuf, NOT sg list */
|
||||
rsp->sg_cnt = 0;
|
||||
|
@ -2531,11 +2621,6 @@ lpfc_nvmet_prep_fcp_wqe(struct lpfc_hba *phba,
|
|||
sgl++;
|
||||
ctxp->offset += cnt;
|
||||
}
|
||||
|
||||
if (do_pbde)
|
||||
bf_set(wqe_pbde, &wqe->generic.wqe_com, 1);
|
||||
else
|
||||
bf_set(wqe_pbde, &wqe->generic.wqe_com, 0);
|
||||
ctxp->state = LPFC_NVMET_STE_DATA;
|
||||
ctxp->entry_cnt++;
|
||||
return nvmewqe;
|
||||
|
|
Loading…
Reference in New Issue