[v4,20/25] common/mlx5: get DevX capability for max RQT size
diff mbox series

Message ID 1580301530-6643-21-git-send-email-matan@mellanox.com
State Accepted, archived
Delegated to: Raslan Darawsheh
Headers show
Series
  • Introduce mlx5 common library
Related show

Checks

Context Check Description
ci/Intel-compilation fail apply issues
ci/checkpatch success coding style OK

Commit Message

Matan Azrad Jan. 29, 2020, 12:38 p.m. UTC
In order to allow RQT size configuration which is limited to the
correct maximum value, add log_max_rqt_size for DevX capability
structure.

Signed-off-by: Matan Azrad <matan@mellanox.com>
Acked-by: Viacheslav Ovsiienko <viacheslavo@mellanox.com>
---
 drivers/common/mlx5/mlx5_devx_cmds.c | 2 ++
 drivers/common/mlx5/mlx5_devx_cmds.h | 1 +
 2 files changed, 3 insertions(+)

Patch
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diff --git a/drivers/common/mlx5/mlx5_devx_cmds.c b/drivers/common/mlx5/mlx5_devx_cmds.c
index 1d3a729..b0803ac 100644
--- a/drivers/common/mlx5/mlx5_devx_cmds.c
+++ b/drivers/common/mlx5/mlx5_devx_cmds.c
@@ -436,6 +436,8 @@  struct mlx5_devx_obj *
 			MLX5_GET(cmd_hca_cap, hcattr, flow_counter_bulk_alloc);
 	attr->flow_counters_dump = MLX5_GET(cmd_hca_cap, hcattr,
 					    flow_counters_dump);
+	attr->log_max_rqt_size = MLX5_GET(cmd_hca_cap, hcattr,
+					  log_max_rqt_size);
 	attr->eswitch_manager = MLX5_GET(cmd_hca_cap, hcattr, eswitch_manager);
 	attr->hairpin = MLX5_GET(cmd_hca_cap, hcattr, hairpin);
 	attr->log_max_hairpin_queues = MLX5_GET(cmd_hca_cap, hcattr,
diff --git a/drivers/common/mlx5/mlx5_devx_cmds.h b/drivers/common/mlx5/mlx5_devx_cmds.h
index b99c54b..6912dc6 100644
--- a/drivers/common/mlx5/mlx5_devx_cmds.h
+++ b/drivers/common/mlx5/mlx5_devx_cmds.h
@@ -78,6 +78,7 @@  struct mlx5_hca_vdpa_attr {
 struct mlx5_hca_attr {
 	uint32_t eswitch_manager:1;
 	uint32_t flow_counters_dump:1;
+	uint32_t log_max_rqt_size:5;
 	uint8_t flow_counter_bulk_alloc_bitmap;
 	uint32_t eth_net_offloads:1;
 	uint32_t eth_virt:1;