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authorSagi Grimberg <sagig@mellanox.com>2015-10-13 19:11:45 +0300
committerDoug Ledford <dledford@redhat.com>2015-10-29 05:27:19 +0300
commit94e585cb7467a3e4cecb7267cd8303d2b693a8b9 (patch)
treeda5c65026805b2651d927753aa05dfb2cf117041 /drivers/infiniband
parent191cfed565c0435aeced5f11f6cf9b03ec380d5b (diff)
downloadlinux-94e585cb7467a3e4cecb7267cd8303d2b693a8b9.tar.xz
RDMA/cxgb3: Remove old FRWR API
No ULP uses it anymore, go ahead and remove it. Signed-off-by: Sagi Grimberg <sagig@mellanox.com> Acked-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/hw/cxgb3/iwch_cq.c2
-rw-r--r--drivers/infiniband/hw/cxgb3/iwch_provider.c24
-rw-r--r--drivers/infiniband/hw/cxgb3/iwch_qp.c47
3 files changed, 1 insertions, 72 deletions
diff --git a/drivers/infiniband/hw/cxgb3/iwch_cq.c b/drivers/infiniband/hw/cxgb3/iwch_cq.c
index cf5474ae68ff..cfe404925a39 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_cq.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_cq.c
@@ -123,7 +123,7 @@ static int iwch_poll_cq_one(struct iwch_dev *rhp, struct iwch_cq *chp,
wc->opcode = IB_WC_LOCAL_INV;
break;
case T3_FAST_REGISTER:
- wc->opcode = IB_WC_FAST_REG_MR;
+ wc->opcode = IB_WC_REG_MR;
break;
default:
printk(KERN_ERR MOD "Unexpected opcode %d "
diff --git a/drivers/infiniband/hw/cxgb3/iwch_provider.c b/drivers/infiniband/hw/cxgb3/iwch_provider.c
index f7b915378343..c34725ca0bb4 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_provider.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_provider.c
@@ -884,28 +884,6 @@ static int iwch_map_mr_sg(struct ib_mr *ibmr,
return ib_sg_to_pages(ibmr, sg, sg_nents, iwch_set_page);
}
-static struct ib_fast_reg_page_list *iwch_alloc_fastreg_pbl(
- struct ib_device *device,
- int page_list_len)
-{
- struct ib_fast_reg_page_list *page_list;
-
- page_list = kmalloc(sizeof *page_list + page_list_len * sizeof(u64),
- GFP_KERNEL);
- if (!page_list)
- return ERR_PTR(-ENOMEM);
-
- page_list->page_list = (u64 *)(page_list + 1);
- page_list->max_page_list_len = page_list_len;
-
- return page_list;
-}
-
-static void iwch_free_fastreg_pbl(struct ib_fast_reg_page_list *page_list)
-{
- kfree(page_list);
-}
-
static int iwch_destroy_qp(struct ib_qp *ib_qp)
{
struct iwch_dev *rhp;
@@ -1483,8 +1461,6 @@ int iwch_register_device(struct iwch_dev *dev)
dev->ibdev.dealloc_mw = iwch_dealloc_mw;
dev->ibdev.alloc_mr = iwch_alloc_mr;
dev->ibdev.map_mr_sg = iwch_map_mr_sg;
- dev->ibdev.alloc_fast_reg_page_list = iwch_alloc_fastreg_pbl;
- dev->ibdev.free_fast_reg_page_list = iwch_free_fastreg_pbl;
dev->ibdev.attach_mcast = iwch_multicast_attach;
dev->ibdev.detach_mcast = iwch_multicast_detach;
dev->ibdev.process_mad = iwch_process_mad;
diff --git a/drivers/infiniband/hw/cxgb3/iwch_qp.c b/drivers/infiniband/hw/cxgb3/iwch_qp.c
index a09ea538e990..d0548fc6395e 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_qp.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_qp.c
@@ -189,48 +189,6 @@ static int build_memreg(union t3_wr *wqe, struct ib_reg_wr *wr,
return 0;
}
-static int build_fastreg(union t3_wr *wqe, struct ib_send_wr *send_wr,
- u8 *flit_cnt, int *wr_cnt, struct t3_wq *wq)
-{
- struct ib_fast_reg_wr *wr = fast_reg_wr(send_wr);
- int i;
- __be64 *p;
-
- if (wr->page_list_len > T3_MAX_FASTREG_DEPTH)
- return -EINVAL;
- *wr_cnt = 1;
- wqe->fastreg.stag = cpu_to_be32(wr->rkey);
- wqe->fastreg.len = cpu_to_be32(wr->length);
- wqe->fastreg.va_base_hi = cpu_to_be32(wr->iova_start >> 32);
- wqe->fastreg.va_base_lo_fbo = cpu_to_be32(wr->iova_start & 0xffffffff);
- wqe->fastreg.page_type_perms = cpu_to_be32(
- V_FR_PAGE_COUNT(wr->page_list_len) |
- V_FR_PAGE_SIZE(wr->page_shift-12) |
- V_FR_TYPE(TPT_VATO) |
- V_FR_PERMS(iwch_ib_to_tpt_access(wr->access_flags)));
- p = &wqe->fastreg.pbl_addrs[0];
- for (i = 0; i < wr->page_list_len; i++, p++) {
-
- /* If we need a 2nd WR, then set it up */
- if (i == T3_MAX_FASTREG_FRAG) {
- *wr_cnt = 2;
- wqe = (union t3_wr *)(wq->queue +
- Q_PTR2IDX((wq->wptr+1), wq->size_log2));
- build_fw_riwrh((void *)wqe, T3_WR_FASTREG, 0,
- Q_GENBIT(wq->wptr + 1, wq->size_log2),
- 0, 1 + wr->page_list_len - T3_MAX_FASTREG_FRAG,
- T3_EOP);
-
- p = &wqe->pbl_frag.pbl_addrs[0];
- }
- *p = cpu_to_be64((u64)wr->page_list->page_list[i]);
- }
- *flit_cnt = 5 + wr->page_list_len;
- if (*flit_cnt > 15)
- *flit_cnt = 15;
- return 0;
-}
-
static int build_inv_stag(union t3_wr *wqe, struct ib_send_wr *wr,
u8 *flit_cnt)
{
@@ -457,11 +415,6 @@ int iwch_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
if (!qhp->wq.oldest_read)
qhp->wq.oldest_read = sqp;
break;
- case IB_WR_FAST_REG_MR:
- t3_wr_opcode = T3_WR_FASTREG;
- err = build_fastreg(wqe, wr, &t3_wr_flit_cnt,
- &wr_cnt, &qhp->wq);
- break;
case IB_WR_REG_MR:
t3_wr_opcode = T3_WR_FASTREG;
err = build_memreg(wqe, reg_wr(wr), &t3_wr_flit_cnt,