[V1,rdma-core,1/5] mlx5: Explicitly align mlx5 query device response to 64 bit

Commit Message

Yishai Hadas March 21, 2017, 5:42 p.m. UTC

From: Bodong Wang <[e-mail]>

Explicitly align packet pacing response to 64 bit so that further
capabilities that going to be read will match to mlx5 kernel response.

Signed-off-by: Bodong Wang <[e-mail]>
Reviewed-by: Yishai Hadas <[e-mail]>
---
 providers/mlx5/mlx5-abi.h | 7 ++++++-
 providers/mlx5/verbs.c    | 2 +-
 2 files changed, 7 insertions(+), 2 deletions(-)

Patch

diff --git a/providers/mlx5/mlx5-abi.h b/providers/mlx5/mlx5-abi.h
index e6ea428..dde46b9 100644
--- a/providers/mlx5/mlx5-abi.h
+++ b/providers/mlx5/mlx5-abi.h
@@ -264,6 +264,11 @@  struct mlx5_rss_caps {
 	__u8 reserved[7];
 };
 
+struct mlx5_packet_pacing_caps {
+	struct ibv_packet_pacing_caps caps;
+	__u32  reserved;
+};
+
 struct mlx5_query_device_ex_resp {
 	struct ibv_query_device_resp_ex ibv_resp;
 	__u32				comp_mask;
@@ -271,7 +276,7 @@  struct mlx5_query_device_ex_resp {
 	struct ibv_tso_caps		tso_caps;
 	struct mlx5_rss_caps            rss_caps; /* vendor data channel */
 	__u64				reserved_cqe_comp;
-	struct ibv_packet_pacing_caps	packet_pacing_caps;
+	struct mlx5_packet_pacing_caps	packet_pacing_caps;
 };
 
 #endif /* MLX5_ABI_H */
diff --git a/providers/mlx5/verbs.c b/providers/mlx5/verbs.c
index 4d8f26c..e233877 100644
--- a/providers/mlx5/verbs.c
+++ b/providers/mlx5/verbs.c
@@ -1921,7 +1921,7 @@  int mlx5_query_device_ex(struct ibv_context *context,
 	attr->tso_caps = resp.tso_caps;
 	attr->rss_caps.rx_hash_fields_mask = resp.rss_caps.rx_hash_fields_mask;
 	attr->rss_caps.rx_hash_function = resp.rss_caps.rx_hash_function;
-	attr->packet_pacing_caps = resp.packet_pacing_caps;
+	attr->packet_pacing_caps = resp.packet_pacing_caps.caps;
 
 	major     = (raw_fw_ver >> 32) & 0xffff;
 	minor     = (raw_fw_ver >> 16) & 0xffff;