From b8533eccc8eadabc559ed25e4b848c71a2433c18 Mon Sep 17 00:00:00 2001 From: Sagi Grimberg Date: Tue, 13 Oct 2015 19:11:47 +0300 Subject: IB/qib: Remove old FRWR API No ULP uses it anymore, go ahead and remove it. Signed-off-by: Sagi Grimberg Acked-by: Christoph Hellwig Signed-off-by: Doug Ledford diff --git a/drivers/infiniband/hw/qib/qib_keys.c b/drivers/infiniband/hw/qib/qib_keys.c index 95b8b91..d725c56 100644 --- a/drivers/infiniband/hw/qib/qib_keys.c +++ b/drivers/infiniband/hw/qib/qib_keys.c @@ -336,62 +336,6 @@ bail: } /* - * Initialize the memory region specified by the work reqeust. - */ -int qib_fast_reg_mr(struct qib_qp *qp, struct ib_send_wr *send_wr) -{ - struct ib_fast_reg_wr *wr = fast_reg_wr(send_wr); - struct qib_lkey_table *rkt = &to_idev(qp->ibqp.device)->lk_table; - struct qib_pd *pd = to_ipd(qp->ibqp.pd); - struct qib_mregion *mr; - u32 rkey = wr->rkey; - unsigned i, n, m; - int ret = -EINVAL; - unsigned long flags; - u64 *page_list; - size_t ps; - - spin_lock_irqsave(&rkt->lock, flags); - if (pd->user || rkey == 0) - goto bail; - - mr = rcu_dereference_protected( - rkt->table[(rkey >> (32 - ib_qib_lkey_table_size))], - lockdep_is_held(&rkt->lock)); - if (unlikely(mr == NULL || qp->ibqp.pd != mr->pd)) - goto bail; - - if (wr->page_list_len > mr->max_segs) - goto bail; - - ps = 1UL << wr->page_shift; - if (wr->length > ps * wr->page_list_len) - goto bail; - - mr->user_base = wr->iova_start; - mr->iova = wr->iova_start; - mr->lkey = rkey; - mr->length = wr->length; - mr->access_flags = wr->access_flags; - page_list = wr->page_list->page_list; - m = 0; - n = 0; - for (i = 0; i < wr->page_list_len; i++) { - mr->map[m]->segs[n].vaddr = (void *) page_list[i]; - mr->map[m]->segs[n].length = ps; - if (++n == QIB_SEGSZ) { - m++; - n = 0; - } - } - - ret = 0; -bail: - spin_unlock_irqrestore(&rkt->lock, flags); - return ret; -} - -/* * Initialize the memory region specified by the work request. */ int qib_reg_mr(struct qib_qp *qp, struct ib_reg_wr *wr) diff --git a/drivers/infiniband/hw/qib/qib_mr.c b/drivers/infiniband/hw/qib/qib_mr.c index dcabf1b..294f5c7 100644 --- a/drivers/infiniband/hw/qib/qib_mr.c +++ b/drivers/infiniband/hw/qib/qib_mr.c @@ -324,7 +324,7 @@ out: /* * Allocate a memory region usable with the - * IB_WR_FAST_REG_MR send work request. + * IB_WR_REG_MR send work request. * * Return the memory region on success, otherwise return an errno. */ @@ -375,36 +375,6 @@ int qib_map_mr_sg(struct ib_mr *ibmr, return ib_sg_to_pages(ibmr, sg, sg_nents, qib_set_page); } -struct ib_fast_reg_page_list * -qib_alloc_fast_reg_page_list(struct ib_device *ibdev, int page_list_len) -{ - unsigned size = page_list_len * sizeof(u64); - struct ib_fast_reg_page_list *pl; - - if (size > PAGE_SIZE) - return ERR_PTR(-EINVAL); - - pl = kzalloc(sizeof(*pl), GFP_KERNEL); - if (!pl) - return ERR_PTR(-ENOMEM); - - pl->page_list = kzalloc(size, GFP_KERNEL); - if (!pl->page_list) - goto err_free; - - return pl; - -err_free: - kfree(pl); - return ERR_PTR(-ENOMEM); -} - -void qib_free_fast_reg_page_list(struct ib_fast_reg_page_list *pl) -{ - kfree(pl->page_list); - kfree(pl); -} - /** * qib_alloc_fmr - allocate a fast memory region * @pd: the protection domain for this memory region diff --git a/drivers/infiniband/hw/qib/qib_verbs.c b/drivers/infiniband/hw/qib/qib_verbs.c index a1e53d7..de6cb6f 100644 --- a/drivers/infiniband/hw/qib/qib_verbs.c +++ b/drivers/infiniband/hw/qib/qib_verbs.c @@ -365,9 +365,6 @@ static int qib_post_one_send(struct qib_qp *qp, struct ib_send_wr *wr, if (wr->opcode == IB_WR_REG_MR) { if (qib_reg_mr(qp, reg_wr(wr))) goto bail_inval; - } else if (wr->opcode == IB_WR_FAST_REG_MR) { - if (qib_fast_reg_mr(qp, wr)) - goto bail_inval; } else if (qp->ibqp.qp_type == IB_QPT_UC) { if ((unsigned) wr->opcode >= IB_WR_RDMA_READ) goto bail_inval; @@ -407,9 +404,6 @@ static int qib_post_one_send(struct qib_qp *qp, struct ib_send_wr *wr, else if (wr->opcode == IB_WR_REG_MR) memcpy(&wqe->reg_wr, reg_wr(wr), sizeof(wqe->reg_wr)); - else if (wr->opcode == IB_WR_FAST_REG_MR) - memcpy(&wqe->fast_reg_wr, fast_reg_wr(wr), - sizeof(wqe->fast_reg_wr)); else if (wr->opcode == IB_WR_RDMA_WRITE_WITH_IMM || wr->opcode == IB_WR_RDMA_WRITE || wr->opcode == IB_WR_RDMA_READ) @@ -2267,8 +2261,6 @@ int qib_register_ib_device(struct qib_devdata *dd) ibdev->dereg_mr = qib_dereg_mr; ibdev->alloc_mr = qib_alloc_mr; ibdev->map_mr_sg = qib_map_mr_sg; - ibdev->alloc_fast_reg_page_list = qib_alloc_fast_reg_page_list; - ibdev->free_fast_reg_page_list = qib_free_fast_reg_page_list; ibdev->alloc_fmr = qib_alloc_fmr; ibdev->map_phys_fmr = qib_map_phys_fmr; ibdev->unmap_fmr = qib_unmap_fmr; diff --git a/drivers/infiniband/hw/qib/qib_verbs.h b/drivers/infiniband/hw/qib/qib_verbs.h index 648f6c6..2baf5ad 100644 --- a/drivers/infiniband/hw/qib/qib_verbs.h +++ b/drivers/infiniband/hw/qib/qib_verbs.h @@ -344,7 +344,6 @@ struct qib_swqe { struct ib_send_wr wr; /* don't use wr.sg_list */ struct ib_ud_wr ud_wr; struct ib_reg_wr reg_wr; - struct ib_fast_reg_wr fast_reg_wr; struct ib_rdma_wr rdma_wr; struct ib_atomic_wr atomic_wr; }; @@ -1051,12 +1050,6 @@ int qib_map_mr_sg(struct ib_mr *ibmr, struct scatterlist *sg, int sg_nents); -struct ib_fast_reg_page_list *qib_alloc_fast_reg_page_list( - struct ib_device *ibdev, int page_list_len); - -void qib_free_fast_reg_page_list(struct ib_fast_reg_page_list *pl); - -int qib_fast_reg_mr(struct qib_qp *qp, struct ib_send_wr *wr); int qib_reg_mr(struct qib_qp *qp, struct ib_reg_wr *wr); struct ib_fmr *qib_alloc_fmr(struct ib_pd *pd, int mr_access_flags, -- cgit v0.10.2