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[v2,06/16] common/mlx5: adjust DevX MKEY fields for crypto

Message ID 20210429154335.2820028-7-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State Superseded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>

MKEY that will be used for crypto purposes must be created with
crypto_en and remote access attributes.
This patch adds support for them in the DevX MKEY context.

Signed-off-by: Dekel Peled <dekelp@nvidia.com>
Acked-by: Matan Azrad <matan@nvidia.com>
---
 drivers/common/mlx5/mlx5_devx_cmds.c |  5 +++++
 drivers/common/mlx5/mlx5_devx_cmds.h |  2 ++
 drivers/common/mlx5/mlx5_prm.h       | 10 +++++++++-
 3 files changed, 16 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 742c82cca4..68a10b149a 100644
--- a/drivers/common/mlx5/mlx5_devx_cmds.c
+++ b/drivers/common/mlx5/mlx5_devx_cmds.c
@@ -263,6 +263,10 @@  mlx5_devx_cmd_mkey_create(void *ctx,
 	MLX5_SET(create_mkey_in, in, pg_access, attr->pg_access);
 	MLX5_SET(mkc, mkc, lw, 0x1);
 	MLX5_SET(mkc, mkc, lr, 0x1);
+	if (attr->set_remote_rw) {
+		MLX5_SET(mkc, mkc, rw, 0x1);
+		MLX5_SET(mkc, mkc, rr, 0x1);
+	}
 	MLX5_SET(mkc, mkc, qpn, 0xffffff);
 	MLX5_SET(mkc, mkc, pd, attr->pd);
 	MLX5_SET(mkc, mkc, mkey_7_0, attr->umem_id & 0xFF);
@@ -273,6 +277,7 @@  mlx5_devx_cmd_mkey_create(void *ctx,
 	MLX5_SET(mkc, mkc, relaxed_ordering_read, attr->relaxed_ordering_read);
 	MLX5_SET64(mkc, mkc, start_addr, attr->addr);
 	MLX5_SET64(mkc, mkc, len, attr->size);
+	MLX5_SET(mkc, mkc, crypto_en, attr->crypto_en);
 	mkey->obj = mlx5_glue->devx_obj_create(ctx, in, in_size_dw * 4, out,
 					       sizeof(out));
 	if (!mkey->obj) {
diff --git a/drivers/common/mlx5/mlx5_devx_cmds.h b/drivers/common/mlx5/mlx5_devx_cmds.h
index b9ff7ab87d..600577f18a 100644
--- a/drivers/common/mlx5/mlx5_devx_cmds.h
+++ b/drivers/common/mlx5/mlx5_devx_cmds.h
@@ -32,6 +32,8 @@  struct mlx5_devx_mkey_attr {
 	uint32_t relaxed_ordering_write:1;
 	uint32_t relaxed_ordering_read:1;
 	uint32_t umr_en:1;
+	uint32_t crypto_en:2;
+	uint32_t set_remote_rw:1;
 	struct mlx5_klm *klm_array;
 	int klm_num;
 };
diff --git a/drivers/common/mlx5/mlx5_prm.h b/drivers/common/mlx5/mlx5_prm.h
index bc9f58ad03..25f6f8ff00 100644
--- a/drivers/common/mlx5/mlx5_prm.h
+++ b/drivers/common/mlx5/mlx5_prm.h
@@ -1059,7 +1059,15 @@  struct mlx5_ifc_mkc_bits {
 	u8 relaxed_ordering_read[0x1];
 	u8 reserved_at_1da[0x1];
 	u8 log_page_size[0x5];
-	u8 reserved_at_1e0[0x20];
+	u8 reserved_at_1e0[0x3];
+	u8 crypto_en[0x2];
+	u8 reserved_at_1e5[0x1b];
+};
+
+/* Range of values for MKEY context crypto_en field. */
+enum {
+	MLX5_MKEY_CRYPTO_DISABLED = 0x0,
+	MLX5_MKEY_CRYPTO_ENABLED = 0x1,
 };
 
 struct mlx5_ifc_create_mkey_out_bits {