diff mbox series

[v2,04/16] common/mlx5: add HCA cap for AES-XTS crypto

Message ID 20210429154335.2820028-5-matan@nvidia.com (mailing list archive)
State Superseded
Delegated to: Thomas Monjalon
Headers show
Series mlx5 common part for crypto driver | expand

Checks

Context Check Description
ci/checkpatch success coding style OK

Commit Message

Matan Azrad April 29, 2021, 3:43 p.m. UTC
From: Dekel Peled <dekelp@nvidia.com>

Update the PRM structure and HCA capabilities reading, to include
relevant capabilities for AES-XTS crypto.

Signed-off-by: Dekel Peled <dekelp@nvidia.com>
Acked-by: Matan Azrad <matan@nvidia.com>
---
 drivers/common/mlx5/mlx5_devx_cmds.c | 3 +++
 drivers/common/mlx5/mlx5_devx_cmds.h | 2 ++
 drivers/common/mlx5/mlx5_prm.h       | 5 ++++-
 3 files changed, 9 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/common/mlx5/mlx5_devx_cmds.c b/drivers/common/mlx5/mlx5_devx_cmds.c
index a0bf0d3009..7ca767944e 100644
--- a/drivers/common/mlx5/mlx5_devx_cmds.c
+++ b/drivers/common/mlx5/mlx5_devx_cmds.c
@@ -771,6 +771,9 @@  mlx5_devx_cmd_query_hca_attr(void *ctx,
 		MLX5_GET(cmd_hca_cap, hcattr, umr_indirect_mkey_disabled);
 	attr->umr_modify_entity_size_disabled =
 		MLX5_GET(cmd_hca_cap, hcattr, umr_modify_entity_size_disabled);
+	attr->crypto = MLX5_GET(cmd_hca_cap, hcattr, crypto);
+	if (attr->crypto)
+		attr->aes_xts = MLX5_GET(cmd_hca_cap, hcattr, aes_xts);
 	if (attr->qos.sup) {
 		MLX5_SET(query_hca_cap_in, in, op_mod,
 			 MLX5_GET_HCA_CAP_OP_MOD_QOS_CAP |
diff --git a/drivers/common/mlx5/mlx5_devx_cmds.h b/drivers/common/mlx5/mlx5_devx_cmds.h
index 870bdb6b30..28ade5bbc4 100644
--- a/drivers/common/mlx5/mlx5_devx_cmds.h
+++ b/drivers/common/mlx5/mlx5_devx_cmds.h
@@ -137,6 +137,8 @@  struct mlx5_hca_attr {
 	uint32_t qp_ts_format:2;
 	uint32_t regex:1;
 	uint32_t reg_c_preserve:1;
+	uint32_t crypto:1; /* Crypto engine is supported. */
+	uint32_t aes_xts:1; /* AES-XTS crypto is supported. */
 	uint32_t regexp_num_of_engines;
 	uint32_t log_max_ft_sampler_num:8;
 	uint32_t geneve_tlv_opt;
diff --git a/drivers/common/mlx5/mlx5_prm.h b/drivers/common/mlx5/mlx5_prm.h
index 2e5e42f6e9..a8fbfbb0f5 100644
--- a/drivers/common/mlx5/mlx5_prm.h
+++ b/drivers/common/mlx5/mlx5_prm.h
@@ -1427,7 +1427,10 @@  struct mlx5_ifc_cmd_hca_cap_bits {
 	u8 sq_ts_format[0x2];
 	u8 rq_ts_format[0x2];
 	u8 reserved_at_444[0x1C];
-	u8 reserved_at_460[0x10];
+	u8 reserved_at_460[0x8];
+	u8 aes_xts[0x1];
+	u8 crypto[0x1];
+	u8 reserved_at_46a[0x6];
 	u8 max_num_eqs[0x10];
 	u8 reserved_at_480[0x3];
 	u8 log_max_l2_table[0x5];