RDMA/cxgb3: Fix up MW access rights

- MWs don't have local read/write permissions.
- Set the MW_BIND enabled bit if a MR has MW_BIND access.

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

3 files changed, 11 insertions, 4 deletions

diff --git a/drivers/infiniband/hw/cxgb3/cxio_hal.c b/drivers/infiniband/hw/cxgb3/cxio_hal.c
index f6d5747153a5..4dcf08b3fd83 100644
--- a/drivers/infiniband/hw/cxgb3/cxio_hal.c
+++ b/drivers/infiniband/hw/cxgb3/cxio_hal.c
@@ -725,9 +725,9 @@ static int __cxio_tpt_op(struct cxio_rdev *rdev_p, u32 reset_tpt_entry,
                                 V_TPT_STAG_TYPE(type) | V_TPT_PDID(pdid));
                 BUG_ON(page_size >= 28);
                 tpt.flags_pagesize_qpid = cpu_to_be32(V_TPT_PERM(perm) |
-                                F_TPT_MW_BIND_ENABLE |
-                                V_TPT_ADDR_TYPE((zbva ? TPT_ZBTO : TPT_VATO)) |
-                                V_TPT_PAGE_SIZE(page_size));
+                        ((perm & TPT_MW_BIND) ? F_TPT_MW_BIND_ENABLE : 0) |
+                        V_TPT_ADDR_TYPE((zbva ? TPT_ZBTO : TPT_VATO)) |
+                        V_TPT_PAGE_SIZE(page_size));
                 tpt.rsvd_pbl_addr = reset_tpt_entry ? 0 :
                                     cpu_to_be32(V_TPT_PBL_ADDR(PBL_OFF(rdev_p, pbl_addr)>>3));
                 tpt.len = cpu_to_be32(len);
diff --git a/drivers/infiniband/hw/cxgb3/iwch_provider.h b/drivers/infiniband/hw/cxgb3/iwch_provider.h
index f5ceca05c435..a237d49bdcc9 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_provider.h
+++ b/drivers/infiniband/hw/cxgb3/iwch_provider.h
@@ -293,9 +293,16 @@ static inline u32 iwch_ib_to_tpt_access(int acc)
         return (acc & IB_ACCESS_REMOTE_WRITE ? TPT_REMOTE_WRITE : 0) |
                (acc & IB_ACCESS_REMOTE_READ ? TPT_REMOTE_READ : 0) |
                (acc & IB_ACCESS_LOCAL_WRITE ? TPT_LOCAL_WRITE : 0) |
+               (acc & IB_ACCESS_MW_BIND ? TPT_MW_BIND : 0) |
                TPT_LOCAL_READ;
 }
 
+static inline u32 iwch_ib_to_tpt_bind_access(int acc)
+{
+        return (acc & IB_ACCESS_REMOTE_WRITE ? TPT_REMOTE_WRITE : 0) |
+               (acc & IB_ACCESS_REMOTE_READ ? TPT_REMOTE_READ : 0);
+}
+
 enum iwch_mmid_state {
         IWCH_STAG_STATE_VALID,
         IWCH_STAG_STATE_INVALID
diff --git a/drivers/infiniband/hw/cxgb3/iwch_qp.c b/drivers/infiniband/hw/cxgb3/iwch_qp.c
index 893971612eda..3e4585c2318a 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_qp.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_qp.c
@@ -565,7 +565,7 @@ int iwch_bind_mw(struct ib_qp *qp,
         wqe->bind.type = TPT_VATO;
 
         /* TBD: check perms */
-        wqe->bind.perms = iwch_ib_to_tpt_access(mw_bind->mw_access_flags);
+        wqe->bind.perms = iwch_ib_to_tpt_bind_access(mw_bind->mw_access_flags);
         wqe->bind.mr_stag = cpu_to_be32(mw_bind->mr->lkey);
         wqe->bind.mw_stag = cpu_to_be32(mw->rkey);
         wqe->bind.mw_len = cpu_to_be32(mw_bind->length);