From 90fbca5952436e7817910b33eb4464ddd77a8964 Mon Sep 17 00:00:00 2001 From: Yishai Hadas Date: Thu, 12 Dec 2019 13:09:24 +0200 Subject: [PATCH] net/mlx5: Add Virtio Emulation related device capabilities Add Virtio Emulation related fields to the device capabilities. It includes a general bit to indicate whether Virtio Emulation is supported and the capabilities structure itself. Signed-off-by: Yishai Hadas Reviewed-by: Shahaf Shuler Signed-off-by: Leon Romanovsky --- include/linux/mlx5/mlx5_ifc.h | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h index 5d54fcc..c6abaf4 100644 --- a/include/linux/mlx5/mlx5_ifc.h +++ b/include/linux/mlx5/mlx5_ifc.h @@ -87,6 +87,7 @@ enum { enum { MLX5_GENERAL_OBJ_TYPES_CAP_SW_ICM = (1ULL << MLX5_OBJ_TYPE_SW_ICM), MLX5_GENERAL_OBJ_TYPES_CAP_GENEVE_TLV_OPT = (1ULL << 11), + MLX5_GENERAL_OBJ_TYPES_CAP_VIRTIO_NET_Q = (1ULL << 13), }; enum { @@ -953,6 +954,19 @@ struct mlx5_ifc_device_event_cap_bits { u8 user_unaffiliated_events[4][0x40]; }; +struct mlx5_ifc_device_virtio_emulation_cap_bits { + u8 reserved_at_0[0x20]; + + u8 reserved_at_20[0x13]; + u8 log_doorbell_stride[0x5]; + u8 reserved_at_38[0x3]; + u8 log_doorbell_bar_size[0x5]; + + u8 doorbell_bar_offset[0x40]; + + u8 reserved_at_80[0x780]; +}; + enum { MLX5_ATOMIC_CAPS_ATOMIC_SIZE_QP_1_BYTE = 0x0, MLX5_ATOMIC_CAPS_ATOMIC_SIZE_QP_2_BYTES = 0x2, @@ -2751,6 +2765,7 @@ union mlx5_ifc_hca_cap_union_bits { struct mlx5_ifc_fpga_cap_bits fpga_cap; struct mlx5_ifc_tls_cap_bits tls_cap; struct mlx5_ifc_device_mem_cap_bits device_mem_cap; + struct mlx5_ifc_device_virtio_emulation_cap_bits virtio_emulation_cap; u8 reserved_at_0[0x8000]; }; -- 2.7.4