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[mlx5-next,7/9] net/mlx5: Introduce TLS RX offload hardware bits

Message ID 20200424194510.11221-8-saeedm@mellanox.com
State New
Headers show
Series [mlx5-next,1/9] net/mlx5: Add support for COPY steering action | expand

Commit Message

Saeed Mahameed April 24, 2020, 7:45 p.m. UTC 
From: Tariq Toukan <tariqt@mellanox.com>

Add TLS RX offload related IFC hardware fields and enumerations.

Signed-off-by: Tariq Toukan <tariqt@mellanox.com>
Reviewed-by: Maxim Mikityanskiy <maximmi@mellanox.com>
Reviewed-by: Boris Pismenny <borisp@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
---
 include/linux/mlx5/device.h   | 18 ++++++++++++++++--
 include/linux/mlx5/mlx5_ifc.h |  5 +++--
 2 files changed, 19 insertions(+), 4 deletions(-)
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Patch

diff --git a/include/linux/mlx5/device.h b/include/linux/mlx5/device.h
index de93f0b67973..1bc27aca648b 100644
--- a/include/linux/mlx5/device.h
+++ b/include/linux/mlx5/device.h
@@ -450,10 +450,12 @@  enum {
 
 enum {
 	MLX5_OPC_MOD_TLS_TIS_STATIC_PARAMS = 0x1,
+	MLX5_OPC_MOD_TLS_TIR_STATIC_PARAMS = 0x2,
 };
 
 enum {
 	MLX5_OPC_MOD_TLS_TIS_PROGRESS_PARAMS = 0x1,
+	MLX5_OPC_MOD_TLS_TIR_PROGRESS_PARAMS = 0x2,
 };
 
 enum {
@@ -764,7 +766,7 @@  struct mlx5_err_cqe {
 };
 
 struct mlx5_cqe64 {
-	u8		outer_l3_tunneled;
+	u8		tls_outer_l3_tunneled;
 	u8		rsvd0;
 	__be16		wqe_id;
 	u8		lro_tcppsh_abort_dupack;
@@ -854,7 +856,12 @@  static inline u8 get_cqe_l3_hdr_type(struct mlx5_cqe64 *cqe)
 
 static inline bool cqe_is_tunneled(struct mlx5_cqe64 *cqe)
 {
-	return cqe->outer_l3_tunneled & 0x1;
+	return cqe->tls_outer_l3_tunneled & 0x1;
+}
+
+static inline u8 get_cqe_tls_offload(struct mlx5_cqe64 *cqe)
+{
+	return (cqe->tls_outer_l3_tunneled >> 3) & 0x3;
 }
 
 static inline bool cqe_has_vlan(struct mlx5_cqe64 *cqe)
@@ -942,6 +949,13 @@  enum {
 	CQE_L4_OK	= 1 << 2,
 };
 
+enum {
+	CQE_TLS_OFFLOAD_NOT_DECRYPTED		= 0x0,
+	CQE_TLS_OFFLOAD_DECRYPTED		= 0x1,
+	CQE_TLS_OFFLOAD_RESYNC			= 0x2,
+	CQE_TLS_OFFLOAD_ERROR			= 0x3,
+};
+
 struct mlx5_sig_err_cqe {
 	u8		rsvd0[16];
 	__be32		expected_trans_sig;
diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index 058ded202b65..6a6bb5dc7916 100644
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -1491,7 +1491,7 @@  struct mlx5_ifc_cmd_hca_cap_bits {
 
 	u8         reserved_at_480[0x1];
 	u8         tls_tx[0x1];
-	u8         reserved_at_482[0x1];
+	u8         tls_rx[0x1];
 	u8         log_max_l2_table[0x5];
 	u8         reserved_at_488[0x8];
 	u8         log_uar_page_sz[0x10];
@@ -3136,7 +3136,8 @@  struct mlx5_ifc_tirc_bits {
 	u8         reserved_at_0[0x20];
 
 	u8         disp_type[0x4];
-	u8         reserved_at_24[0x1c];
+	u8         tls_en[0x1];
+	u8         reserved_at_25[0x1b];
 
 	u8         reserved_at_40[0x40];