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net/mlx5: Introduce ifc bits for page tracker
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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>
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Yishai Hadas authored and Leon Romanovsky committed Sep 7, 2022
1 parent 7e18e42 commit a1be74c
Showing 1 changed file with 82 additions and 1 deletion.
83 changes: 82 additions & 1 deletion include/linux/mlx5/mlx5_ifc.h
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Original file line number Diff line number Diff line change
Expand Up @@ -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,
Expand Down Expand Up @@ -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];
Expand Down Expand Up @@ -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 */

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