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authorSagi Grimberg <sagig@mellanox.com>2015-07-20 19:54:36 +0300
committerDoug Ledford <dledford@redhat.com>2015-08-28 22:54:46 -0400
commita3c874200cbcd95ed914ba84f33f571a0ef7adfa (patch)
tree07ed51041215501b61f6f0d7672bafcbfa6e4062 /include
parentc13dcf9f2d6f5f06ef1bf79ec456df614c5e058b (diff)
mlx5: Fix missing device local_dma_lkey
The mlx5 driver exposes device capability IB_DEVICE_LOCAL_DMA_LKEY but does not set the the device local_dma_lkey. This breaks rpcrdma drivers. Query and set this lkey when creating the device resources. Signed-off-by: Sagi Grimberg <sagig@mellanox.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/mlx5/device.h11
-rw-r--r--include/linux/mlx5/driver.h1
2 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/mlx5/device.h b/include/linux/mlx5/device.h
index b943cd9e2097..6e4169c5ad78 100644
--- a/include/linux/mlx5/device.h
+++ b/include/linux/mlx5/device.h
@@ -402,6 +402,17 @@ struct mlx5_cmd_teardown_hca_mbox_out {
u8 rsvd[8];
};
+struct mlx5_cmd_query_special_contexts_mbox_in {
+ struct mlx5_inbox_hdr hdr;
+ u8 rsvd[8];
+};
+
+struct mlx5_cmd_query_special_contexts_mbox_out {
+ struct mlx5_outbox_hdr hdr;
+ __be32 dump_fill_mkey;
+ __be32 resd_lkey;
+};
+
struct mlx5_cmd_layout {
u8 type;
u8 rsvd0[3];
diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
index 5722d88c2429..1e2e48ccb3fd 100644
--- a/include/linux/mlx5/driver.h
+++ b/include/linux/mlx5/driver.h
@@ -828,6 +828,7 @@ void *mlx5_get_protocol_dev(struct mlx5_core_dev *mdev, int protocol);
int mlx5_register_interface(struct mlx5_interface *intf);
void mlx5_unregister_interface(struct mlx5_interface *intf);
int mlx5_core_query_vendor_id(struct mlx5_core_dev *mdev, u32 *vendor_id);
+int mlx5_core_query_special_context(struct mlx5_core_dev *dev, u32 *rsvd_lkey);
struct mlx5_profile {
u64 mask;