RDMA/ocrdma: Return proper value for max_mr_size

Update the max_mr_size with proper value. Corrected the response
structure of query config mailbox command.

Signed-off-by: Mitesh Ahuja <mitesh.ahuja@emulex.Com>
Signed-off-by: Selvin Xavier <selvin.xavier@emulex.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>

3 files changed, 4 insertions, 3 deletions

diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_hw.c b/drivers/infiniband/hw/ocrdma/ocrdma_hw.c
index 5b6e9d9c779e..105659d7ef79 100644
--- a/drivers/infiniband/hw/ocrdma/ocrdma_hw.c
+++ b/drivers/infiniband/hw/ocrdma/ocrdma_hw.c
@@ -1088,7 +1088,8 @@ static void ocrdma_get_attr(struct ocrdma_dev *dev,
             OCRDMA_MBX_QUERY_CFG_CA_ACK_DELAY_SHIFT;
         attr->max_mw = rsp->max_mw;
         attr->max_mr = rsp->max_mr;
-        attr->max_mr_size = ~0ull;
+        attr->max_mr_size = ((u64)rsp->max_mr_size_hi << 32) |
+                              rsp->max_mr_size_lo;
         attr->max_fmr = 0;
         attr->max_pages_per_frmr = rsp->max_pages_per_frmr;
         attr->max_num_mr_pbl = rsp->max_num_mr_pbl;
diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_sli.h b/drivers/infiniband/hw/ocrdma/ocrdma_sli.h
index 14a84b269cc0..3cb88f040ca1 100644
--- a/drivers/infiniband/hw/ocrdma/ocrdma_sli.h
+++ b/drivers/infiniband/hw/ocrdma/ocrdma_sli.h
@@ -530,8 +530,8 @@ struct ocrdma_mbx_query_config {
         u32 max_ird_ord_per_qp;
         u32 max_shared_ird_ord;
         u32 max_mr;
-        u32 max_mr_size_lo;
         u32 max_mr_size_hi;
+        u32 max_mr_size_lo;
         u32 max_num_mr_pbl;
         u32 max_mw;
         u32 max_fmr;
diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
index 8cd16a182475..90152dec6447 100644
--- a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
+++ b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
@@ -69,7 +69,7 @@ int ocrdma_query_device(struct ib_device *ibdev, struct ib_device_attr *attr)
         memcpy(&attr->fw_ver, &dev->attr.fw_ver[0],
                min(sizeof(dev->attr.fw_ver), sizeof(attr->fw_ver)));
         ocrdma_get_guid(dev, (u8 *)&attr->sys_image_guid);
-        attr->max_mr_size = ~0ull;
+        attr->max_mr_size = dev->attr.max_mr_size;
         attr->page_size_cap = 0xffff000;
         attr->vendor_id = dev->nic_info.pdev->vendor;
         attr->vendor_part_id = dev->nic_info.pdev->device;