i40iw: Enable level-1 PBL for fast memory registration

[cascardo/linux.git] / drivers / infiniband / hw / i40iw / i40iw_verbs.c

diff --git a/drivers/infiniband/hw/i40iw/i40iw_verbs.c b/drivers/infiniband/hw/i40iw/i40iw_verbs.c
index 31eda32..33959ed 100644 (file)
--- a/drivers/infiniband/hw/i40iw/i40iw_verbs.c
+++ b/drivers/infiniband/hw/i40iw/i40iw_verbs.c
@@ -2150,6 +2150,7 @@ static int i40iw_post_send(struct ib_qp *ibqp,
                        struct i40iw_sc_dev *dev = &iwqp->iwdev->sc_dev;
                        struct i40iw_fast_reg_stag_info info;
 
+                       memset(&info, 0, sizeof(info));
                        info.access_rights = I40IW_ACCESS_FLAGS_LOCALREAD;
                        info.access_rights |= i40iw_get_user_access(flags);
                        info.stag_key = reg_wr(ib_wr)->key & 0xff;
@@ -2159,10 +2160,14 @@ static int i40iw_post_send(struct ib_qp *ibqp,
                        info.addr_type = I40IW_ADDR_TYPE_VA_BASED;
                        info.va = (void *)(uintptr_t)iwmr->ibmr.iova;
                        info.total_len = iwmr->ibmr.length;
+                       info.reg_addr_pa = *(u64 *)palloc->level1.addr;
                        info.first_pm_pbl_index = palloc->level1.idx;
                        info.local_fence = ib_wr->send_flags & IB_SEND_FENCE;
                        info.signaled = ib_wr->send_flags & IB_SEND_SIGNALED;
 
+                       if (iwmr->npages > I40IW_MIN_PAGES_PER_FMR)
+                               info.chunk_size = 1;
+
                        if (page_shift == 21)
                                info.page_size = 1; /* 2M page */