iw_cxgb4: 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>
This commit is contained in:
Sagi Grimberg
Doug Ledford
parent
94e585cb74
commit
d3cfd002e6
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@ -752,7 +752,7 @@ static int c4iw_poll_cq_one(struct c4iw_cq *chp, struct ib_wc *wc)
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wc->opcode = IB_WC_LOCAL_INV;
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break;
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case FW_RI_FAST_REGISTER:
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wc->opcode = IB_WC_FAST_REG_MR;
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wc->opcode = IB_WC_REG_MR;
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break;
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default:
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printk(KERN_ERR MOD "Unexpected opcode %d "
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@ -409,20 +409,6 @@ static inline struct c4iw_mw *to_c4iw_mw(struct ib_mw *ibmw)
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return container_of(ibmw, struct c4iw_mw, ibmw);
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}
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struct c4iw_fr_page_list {
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struct ib_fast_reg_page_list ibpl;
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DEFINE_DMA_UNMAP_ADDR(mapping);
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dma_addr_t dma_addr;
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struct c4iw_dev *dev;
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int pll_len;
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};
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static inline struct c4iw_fr_page_list *to_c4iw_fr_page_list(
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struct ib_fast_reg_page_list *ibpl)
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{
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return container_of(ibpl, struct c4iw_fr_page_list, ibpl);
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}
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struct c4iw_cq {
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struct ib_cq ibcq;
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struct c4iw_dev *rhp;
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@ -970,10 +956,6 @@ int c4iw_accept_cr(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param);
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int c4iw_reject_cr(struct iw_cm_id *cm_id, const void *pdata, u8 pdata_len);
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void c4iw_qp_add_ref(struct ib_qp *qp);
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void c4iw_qp_rem_ref(struct ib_qp *qp);
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void c4iw_free_fastreg_pbl(struct ib_fast_reg_page_list *page_list);
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struct ib_fast_reg_page_list *c4iw_alloc_fastreg_pbl(
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struct ib_device *device,
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int page_list_len);
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struct ib_mr *c4iw_alloc_mr(struct ib_pd *pd,
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enum ib_mr_type mr_type,
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u32 max_num_sg);
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@ -945,51 +945,6 @@ int c4iw_map_mr_sg(struct ib_mr *ibmr,
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return ib_sg_to_pages(ibmr, sg, sg_nents, c4iw_set_page);
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}
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struct ib_fast_reg_page_list *c4iw_alloc_fastreg_pbl(struct ib_device *device,
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int page_list_len)
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{
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struct c4iw_fr_page_list *c4pl;
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struct c4iw_dev *dev = to_c4iw_dev(device);
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dma_addr_t dma_addr;
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int pll_len = roundup(page_list_len * sizeof(u64), 32);
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c4pl = kmalloc(sizeof(*c4pl), GFP_KERNEL);
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if (!c4pl)
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return ERR_PTR(-ENOMEM);
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c4pl->ibpl.page_list = dma_alloc_coherent(&dev->rdev.lldi.pdev->dev,
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pll_len, &dma_addr,
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GFP_KERNEL);
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if (!c4pl->ibpl.page_list) {
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kfree(c4pl);
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return ERR_PTR(-ENOMEM);
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}
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dma_unmap_addr_set(c4pl, mapping, dma_addr);
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c4pl->dma_addr = dma_addr;
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c4pl->dev = dev;
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c4pl->pll_len = pll_len;
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PDBG("%s c4pl %p pll_len %u page_list %p dma_addr %pad\n",
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__func__, c4pl, c4pl->pll_len, c4pl->ibpl.page_list,
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&c4pl->dma_addr);
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return &c4pl->ibpl;
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}
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void c4iw_free_fastreg_pbl(struct ib_fast_reg_page_list *ibpl)
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{
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struct c4iw_fr_page_list *c4pl = to_c4iw_fr_page_list(ibpl);
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PDBG("%s c4pl %p pll_len %u page_list %p dma_addr %pad\n",
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__func__, c4pl, c4pl->pll_len, c4pl->ibpl.page_list,
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&c4pl->dma_addr);
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dma_free_coherent(&c4pl->dev->rdev.lldi.pdev->dev,
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c4pl->pll_len,
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c4pl->ibpl.page_list, dma_unmap_addr(c4pl, mapping));
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kfree(c4pl);
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}
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int c4iw_dereg_mr(struct ib_mr *ib_mr)
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{
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struct c4iw_dev *rhp;
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@ -558,8 +558,6 @@ int c4iw_register_device(struct c4iw_dev *dev)
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dev->ibdev.dealloc_mw = c4iw_dealloc_mw;
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dev->ibdev.alloc_mr = c4iw_alloc_mr;
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dev->ibdev.map_mr_sg = c4iw_map_mr_sg;
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dev->ibdev.alloc_fast_reg_page_list = c4iw_alloc_fastreg_pbl;
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dev->ibdev.free_fast_reg_page_list = c4iw_free_fastreg_pbl;
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dev->ibdev.attach_mcast = c4iw_multicast_attach;
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dev->ibdev.detach_mcast = c4iw_multicast_detach;
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dev->ibdev.process_mad = c4iw_process_mad;
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@ -670,75 +670,6 @@ static int build_memreg(struct t4_sq *sq, union t4_wr *wqe,
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return 0;
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}
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static int build_fastreg(struct t4_sq *sq, union t4_wr *wqe,
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struct ib_send_wr *send_wr, u8 *len16, u8 t5dev)
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{
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struct ib_fast_reg_wr *wr = fast_reg_wr(send_wr);
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struct fw_ri_immd *imdp;
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__be64 *p;
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int i;
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int pbllen = roundup(wr->page_list_len * sizeof(u64), 32);
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int rem;
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if (wr->page_list_len > t4_max_fr_depth(use_dsgl))
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return -EINVAL;
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wqe->fr.qpbinde_to_dcacpu = 0;
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wqe->fr.pgsz_shift = wr->page_shift - 12;
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wqe->fr.addr_type = FW_RI_VA_BASED_TO;
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wqe->fr.mem_perms = c4iw_ib_to_tpt_access(wr->access_flags);
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wqe->fr.len_hi = 0;
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wqe->fr.len_lo = cpu_to_be32(wr->length);
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wqe->fr.stag = cpu_to_be32(wr->rkey);
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wqe->fr.va_hi = cpu_to_be32(wr->iova_start >> 32);
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wqe->fr.va_lo_fbo = cpu_to_be32(wr->iova_start & 0xffffffff);
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if (t5dev && use_dsgl && (pbllen > max_fr_immd)) {
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struct c4iw_fr_page_list *c4pl =
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to_c4iw_fr_page_list(wr->page_list);
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struct fw_ri_dsgl *sglp;
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for (i = 0; i < wr->page_list_len; i++) {
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wr->page_list->page_list[i] = (__force u64)
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cpu_to_be64((u64)wr->page_list->page_list[i]);
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}
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sglp = (struct fw_ri_dsgl *)(&wqe->fr + 1);
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sglp->op = FW_RI_DATA_DSGL;
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sglp->r1 = 0;
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sglp->nsge = cpu_to_be16(1);
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sglp->addr0 = cpu_to_be64(c4pl->dma_addr);
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sglp->len0 = cpu_to_be32(pbllen);
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*len16 = DIV_ROUND_UP(sizeof(wqe->fr) + sizeof(*sglp), 16);
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} else {
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imdp = (struct fw_ri_immd *)(&wqe->fr + 1);
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imdp->op = FW_RI_DATA_IMMD;
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imdp->r1 = 0;
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imdp->r2 = 0;
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imdp->immdlen = cpu_to_be32(pbllen);
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p = (__be64 *)(imdp + 1);
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rem = pbllen;
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for (i = 0; i < wr->page_list_len; i++) {
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*p = cpu_to_be64((u64)wr->page_list->page_list[i]);
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rem -= sizeof(*p);
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if (++p == (__be64 *)&sq->queue[sq->size])
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p = (__be64 *)sq->queue;
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}
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BUG_ON(rem < 0);
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while (rem) {
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*p = 0;
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rem -= sizeof(*p);
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if (++p == (__be64 *)&sq->queue[sq->size])
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p = (__be64 *)sq->queue;
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}
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*len16 = DIV_ROUND_UP(sizeof(wqe->fr) + sizeof(*imdp)
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+ pbllen, 16);
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}
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return 0;
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}
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static int build_inv_stag(union t4_wr *wqe, struct ib_send_wr *wr,
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u8 *len16)
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{
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@ -873,14 +804,6 @@ int c4iw_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
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if (!qhp->wq.sq.oldest_read)
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qhp->wq.sq.oldest_read = swsqe;
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break;
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case IB_WR_FAST_REG_MR:
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fw_opcode = FW_RI_FR_NSMR_WR;
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swsqe->opcode = FW_RI_FAST_REGISTER;
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err = build_fastreg(&qhp->wq.sq, wqe, wr, &len16,
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!is_t4(
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qhp->rhp->rdev.lldi.adapter_type) ?
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1 : 0);
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break;
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case IB_WR_REG_MR:
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fw_opcode = FW_RI_FR_NSMR_WR;
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swsqe->opcode = FW_RI_FAST_REGISTER;
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