diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h index 291335e168068c13ca750a9402fb1b86e7dfdad7..dabb5eac5fedc18abc23d63ad163daf0066b9210 100644 --- a/drivers/scsi/lpfc/lpfc.h +++ b/drivers/scsi/lpfc/lpfc.h @@ -989,7 +989,6 @@ struct lpfc_hba { struct dma_pool *lpfc_drb_pool; /* data receive buffer pool */ struct dma_pool *lpfc_nvmet_drb_pool; /* data receive buffer pool */ struct dma_pool *lpfc_hbq_pool; /* SLI3 hbq buffer pool */ - struct dma_pool *txrdy_payload_pool; struct dma_pool *lpfc_cmd_rsp_buf_pool; struct lpfc_dma_pool lpfc_mbuf_safety_pool; diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index 1d14aa22f97301419a8db2e1a5c35263fe56d408..8292b66e4b076006bda2c14076a52b1b0e9154c1 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -7556,18 +7556,10 @@ lpfc_create_shost(struct lpfc_hba *phba) if (phba->nvmet_support) { /* Only 1 vport (pport) will support NVME target */ - if (phba->txrdy_payload_pool == NULL) { - phba->txrdy_payload_pool = dma_pool_create( - "txrdy_pool", &phba->pcidev->dev, - TXRDY_PAYLOAD_LEN, 16, 0); - if (phba->txrdy_payload_pool) { - phba->targetport = NULL; - phba->cfg_enable_fc4_type = LPFC_ENABLE_NVME; - lpfc_printf_log(phba, KERN_INFO, - LOG_INIT | LOG_NVME_DISC, - "6076 NVME Target Found\n"); - } - } + phba->targetport = NULL; + phba->cfg_enable_fc4_type = LPFC_ENABLE_NVME; + lpfc_printf_log(phba, KERN_INFO, LOG_INIT | LOG_NVME_DISC, + "6076 NVME Target Found\n"); } lpfc_debugfs_initialize(vport); diff --git a/drivers/scsi/lpfc/lpfc_mem.c b/drivers/scsi/lpfc/lpfc_mem.c index ae09bb863497d6845b1e389b8178ba079804a63b..7082279e4c01a46ed26d2a552c2ff356b81a7e15 100644 --- a/drivers/scsi/lpfc/lpfc_mem.c +++ b/drivers/scsi/lpfc/lpfc_mem.c @@ -230,9 +230,6 @@ lpfc_mem_free(struct lpfc_hba *phba) dma_pool_destroy(phba->lpfc_hrb_pool); phba->lpfc_hrb_pool = NULL; - dma_pool_destroy(phba->txrdy_payload_pool); - phba->txrdy_payload_pool = NULL; - dma_pool_destroy(phba->lpfc_hbq_pool); phba->lpfc_hbq_pool = NULL; diff --git a/drivers/scsi/lpfc/lpfc_nvmet.c b/drivers/scsi/lpfc/lpfc_nvmet.c index c9481a618b850f29eaffa6c89c62bf62711be0a6..e3ac9059d33d3ef561508189cd475a774f5dc890 100644 --- a/drivers/scsi/lpfc/lpfc_nvmet.c +++ b/drivers/scsi/lpfc/lpfc_nvmet.c @@ -378,13 +378,6 @@ lpfc_nvmet_ctxbuf_post(struct lpfc_hba *phba, struct lpfc_nvmet_ctxbuf *ctx_buf) int cpu; unsigned long iflag; - if (ctxp->txrdy) { - dma_pool_free(phba->txrdy_payload_pool, ctxp->txrdy, - ctxp->txrdy_phys); - ctxp->txrdy = NULL; - ctxp->txrdy_phys = 0; - } - if (ctxp->state == LPFC_NVMET_STE_FREE) { lpfc_printf_log(phba, KERN_ERR, LOG_NVME_IOERR, "6411 NVMET free, already free IO x%x: %d %d\n", @@ -430,7 +423,6 @@ lpfc_nvmet_ctxbuf_post(struct lpfc_hba *phba, struct lpfc_nvmet_ctxbuf *ctx_buf) ctxp = (struct lpfc_nvmet_rcv_ctx *)ctx_buf->context; ctxp->wqeq = NULL; - ctxp->txrdy = NULL; ctxp->offset = 0; ctxp->phba = phba; ctxp->size = size; @@ -2327,7 +2319,6 @@ lpfc_nvmet_unsol_fcp_buffer(struct lpfc_hba *phba, ctxp->state, ctxp->entry_cnt, ctxp->oxid); } ctxp->wqeq = NULL; - ctxp->txrdy = NULL; ctxp->offset = 0; ctxp->phba = phba; ctxp->size = size; @@ -2606,7 +2597,6 @@ lpfc_nvmet_prep_fcp_wqe(struct lpfc_hba *phba, struct scatterlist *sgel; union lpfc_wqe128 *wqe; struct ulp_bde64 *bde; - uint32_t *txrdy; dma_addr_t physaddr; int i, cnt; int do_pbde; @@ -2768,23 +2758,11 @@ lpfc_nvmet_prep_fcp_wqe(struct lpfc_hba *phba, &lpfc_treceive_cmd_template.words[3], sizeof(uint32_t) * 9); - /* Words 0 - 2 : The first sg segment */ - txrdy = dma_pool_alloc(phba->txrdy_payload_pool, - GFP_KERNEL, &physaddr); - if (!txrdy) { - lpfc_printf_log(phba, KERN_ERR, LOG_NVME_IOERR, - "6041 Bad txrdy buffer: oxid x%x\n", - ctxp->oxid); - return NULL; - } - ctxp->txrdy = txrdy; - ctxp->txrdy_phys = physaddr; - wqe->fcp_treceive.bde.tus.f.bdeFlags = BUFF_TYPE_BDE_64; - wqe->fcp_treceive.bde.tus.f.bdeSize = TXRDY_PAYLOAD_LEN; - wqe->fcp_treceive.bde.addrLow = - cpu_to_le32(putPaddrLow(physaddr)); - wqe->fcp_treceive.bde.addrHigh = - cpu_to_le32(putPaddrHigh(physaddr)); + /* Words 0 - 2 : First SGE is skipped, set invalid BDE type */ + wqe->fcp_treceive.bde.tus.f.bdeFlags = LPFC_SGE_TYPE_SKIP; + wqe->fcp_treceive.bde.tus.f.bdeSize = 0; + wqe->fcp_treceive.bde.addrLow = 0; + wqe->fcp_treceive.bde.addrHigh = 0; /* Word 4 */ wqe->fcp_treceive.relative_offset = ctxp->offset; @@ -2819,17 +2797,13 @@ lpfc_nvmet_prep_fcp_wqe(struct lpfc_hba *phba, /* Word 12 */ wqe->fcp_tsend.fcp_data_len = rsp->transfer_length; - /* Setup 1 TXRDY and 1 SKIP SGE */ - txrdy[0] = 0; - txrdy[1] = cpu_to_be32(rsp->transfer_length); - txrdy[2] = 0; - - sgl->addr_hi = putPaddrHigh(physaddr); - sgl->addr_lo = putPaddrLow(physaddr); + /* Setup 2 SKIP SGEs */ + sgl->addr_hi = 0; + sgl->addr_lo = 0; sgl->word2 = 0; - bf_set(lpfc_sli4_sge_type, sgl, LPFC_SGE_TYPE_DATA); + bf_set(lpfc_sli4_sge_type, sgl, LPFC_SGE_TYPE_SKIP); sgl->word2 = cpu_to_le32(sgl->word2); - sgl->sge_len = cpu_to_le32(TXRDY_PAYLOAD_LEN); + sgl->sge_len = 0; sgl++; sgl->addr_hi = 0; sgl->addr_lo = 0; diff --git a/drivers/scsi/lpfc/lpfc_nvmet.h b/drivers/scsi/lpfc/lpfc_nvmet.h index 8ff67deac10ae9669ad2750ddd7347e9b5a3c0d6..b80b1639b9a7307af39e063f750944ee6c63941b 100644 --- a/drivers/scsi/lpfc/lpfc_nvmet.h +++ b/drivers/scsi/lpfc/lpfc_nvmet.h @@ -112,9 +112,7 @@ struct lpfc_nvmet_rcv_ctx { struct lpfc_hba *phba; struct lpfc_iocbq *wqeq; struct lpfc_iocbq *abort_wqeq; - dma_addr_t txrdy_phys; spinlock_t ctxlock; /* protect flag access */ - uint32_t *txrdy; uint32_t sid; uint32_t offset; uint16_t oxid;