net/mlx5: Add TLP emulation device capabilities

Introduce the hardware structures and definitions needed for the driver
support of TLP emulation in mlx5_ifc.

Signed-off-by: Maher Sanalla <msanalla@nvidia.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>

diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index 775cb0c56865feaf0c545ad8f304153f51f6dc37..a3948b36820d3925f18e8aba534ef6dbb4bff75d 100644 (file)
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -1389,6 +1389,26 @@ struct mlx5_ifc_virtio_emulation_cap_bits {
        u8         reserved_at_1c0[0x640];
 };
 
+struct mlx5_ifc_tlp_dev_emu_capabilities_bits {
+       u8         reserved_at_0[0x20];
+
+       u8         reserved_at_20[0x13];
+       u8         log_tlp_rsp_gw_page_stride[0x5];
+       u8         reserved_at_38[0x8];
+
+       u8         reserved_at_40[0xc0];
+
+       u8         reserved_at_100[0xc];
+       u8         tlp_rsp_gw_num_pages[0x4];
+       u8         reserved_at_110[0x10];
+
+       u8         reserved_at_120[0xa0];
+
+       u8         tlp_rsp_gw_pages_bar_offset[0x40];
+
+       u8         reserved_at_200[0x600];
+};
+
 enum {
        MLX5_ATOMIC_CAPS_ATOMIC_SIZE_QP_1_BYTE     = 0x0,
        MLX5_ATOMIC_CAPS_ATOMIC_SIZE_QP_2_BYTES    = 0x2,
@@ -1961,7 +1981,7 @@ struct mlx5_ifc_cmd_hca_cap_bits {
        u8         log_max_rqt[0x5];
        u8         reserved_at_390[0x3];
        u8         log_max_rqt_size[0x5];
-       u8         reserved_at_398[0x1];
+       u8         tlp_device_emulation_manager[0x1];
        u8         vnic_env_cnt_bar_uar_access[0x1];
        u8         vnic_env_cnt_odp_page_fault[0x1];
        u8         log_max_tis_per_sq[0x5];
@@ -3830,6 +3850,7 @@ union mlx5_ifc_hca_cap_union_bits {
        struct mlx5_ifc_tls_cap_bits tls_cap;
        struct mlx5_ifc_device_mem_cap_bits device_mem_cap;
        struct mlx5_ifc_virtio_emulation_cap_bits virtio_emulation_cap;
+       struct mlx5_ifc_tlp_dev_emu_capabilities_bits tlp_dev_emu_capabilities;
        struct mlx5_ifc_macsec_cap_bits macsec_cap;
        struct mlx5_ifc_crypto_cap_bits crypto_cap;
        struct mlx5_ifc_ipsec_cap_bits ipsec_cap;