net/mlx5: Introduce ifc bits for page tracker

Introduce ifc related stuff to enable using page tracker.

A page tracker is a dirty page tracking object used by the device to
report the tracking log.

Signed-off-by: Yishai Hadas <yishaih@nvidia.com>
Link: https://lore.kernel.org/r/20220905105852.26398-2-yishaih@nvidia.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>

diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index 4acd561..06eab92 100644 (file)
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -89,6 +89,7 @@ enum {
        MLX5_OBJ_TYPE_VIRTIO_NET_Q = 0x000d,
        MLX5_OBJ_TYPE_VIRTIO_Q_COUNTERS = 0x001c,
        MLX5_OBJ_TYPE_MATCH_DEFINER = 0x0018,
+       MLX5_OBJ_TYPE_PAGE_TRACK = 0x46,
        MLX5_OBJ_TYPE_MKEY = 0xff01,
        MLX5_OBJ_TYPE_QP = 0xff02,
        MLX5_OBJ_TYPE_PSV = 0xff03,
@@ -1733,7 +1734,9 @@ struct mlx5_ifc_cmd_hca_cap_bits {
        u8         max_geneve_tlv_options[0x8];
        u8         reserved_at_568[0x3];
        u8         max_geneve_tlv_option_data_len[0x5];
-       u8         reserved_at_570[0x10];
+       u8         reserved_at_570[0x9];
+       u8         adv_virtualization[0x1];
+       u8         reserved_at_57a[0x6];
 
        u8         reserved_at_580[0xb];
        u8         log_max_dci_stream_channels[0x5];
@@ -11818,4 +11821,82 @@ struct mlx5_ifc_load_vhca_state_out_bits {
        u8         reserved_at_40[0x40];
 };
 
+struct mlx5_ifc_adv_virtualization_cap_bits {
+       u8         reserved_at_0[0x3];
+       u8         pg_track_log_max_num[0x5];
+       u8         pg_track_max_num_range[0x8];
+       u8         pg_track_log_min_addr_space[0x8];
+       u8         pg_track_log_max_addr_space[0x8];
+
+       u8         reserved_at_20[0x3];
+       u8         pg_track_log_min_msg_size[0x5];
+       u8         reserved_at_28[0x3];
+       u8         pg_track_log_max_msg_size[0x5];
+       u8         reserved_at_30[0x3];
+       u8         pg_track_log_min_page_size[0x5];
+       u8         reserved_at_38[0x3];
+       u8         pg_track_log_max_page_size[0x5];
+
+       u8         reserved_at_40[0x7c0];
+};
+
+struct mlx5_ifc_page_track_report_entry_bits {
+       u8         dirty_address_high[0x20];
+
+       u8         dirty_address_low[0x20];
+};
+
+enum {
+       MLX5_PAGE_TRACK_STATE_TRACKING,
+       MLX5_PAGE_TRACK_STATE_REPORTING,
+       MLX5_PAGE_TRACK_STATE_ERROR,
+};
+
+struct mlx5_ifc_page_track_range_bits {
+       u8         start_address[0x40];
+
+       u8         length[0x40];
+};
+
+struct mlx5_ifc_page_track_bits {
+       u8         modify_field_select[0x40];
+
+       u8         reserved_at_40[0x10];
+       u8         vhca_id[0x10];
+
+       u8         reserved_at_60[0x20];
+
+       u8         state[0x4];
+       u8         track_type[0x4];
+       u8         log_addr_space_size[0x8];
+       u8         reserved_at_90[0x3];
+       u8         log_page_size[0x5];
+       u8         reserved_at_98[0x3];
+       u8         log_msg_size[0x5];
+
+       u8         reserved_at_a0[0x8];
+       u8         reporting_qpn[0x18];
+
+       u8         reserved_at_c0[0x18];
+       u8         num_ranges[0x8];
+
+       u8         reserved_at_e0[0x20];
+
+       u8         range_start_address[0x40];
+
+       u8         length[0x40];
+
+       struct     mlx5_ifc_page_track_range_bits track_range[0];
+};
+
+struct mlx5_ifc_create_page_track_obj_in_bits {
+       struct mlx5_ifc_general_obj_in_cmd_hdr_bits general_obj_in_cmd_hdr;
+       struct mlx5_ifc_page_track_bits obj_context;
+};
+
+struct mlx5_ifc_modify_page_track_obj_in_bits {
+       struct mlx5_ifc_general_obj_in_cmd_hdr_bits general_obj_in_cmd_hdr;
+       struct mlx5_ifc_page_track_bits obj_context;
+};
+
 #endif /* MLX5_IFC_H */