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>

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,