Adding upstream version 6.1.76.upstream/6.1.76upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 322 insertions, 0 deletions

diff --git a/include/linux/mlx5/fs.h b/include/linux/mlx5/fs.h
new file mode 100644
index 000000000..c7a91981c
--- /dev/null
+++ b/include/linux/mlx5/fs.h
@@ -0,0 +1,322 @@
+/*
+ * Copyright (c) 2015, Mellanox Technologies. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses.  You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ *     Redistribution and use in source and binary forms, with or
+ *     without modification, are permitted provided that the following
+ *     conditions are met:
+ *
+ *      - Redistributions of source code must retain the above
+ *        copyright notice, this list of conditions and the following
+ *        disclaimer.
+ *
+ *      - Redistributions in binary form must reproduce the above
+ *        copyright notice, this list of conditions and the following
+ *        disclaimer in the documentation and/or other materials
+ *        provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#ifndef _MLX5_FS_
+#define _MLX5_FS_
+
+#include <linux/mlx5/driver.h>
+#include <linux/mlx5/mlx5_ifc.h>
+
+#define MLX5_FS_DEFAULT_FLOW_TAG 0x0
+
+#define MLX5_SET_CFG(p, f, v) MLX5_SET(create_flow_group_in, p, f, v)
+
+enum mlx5_flow_destination_type {
+	MLX5_FLOW_DESTINATION_TYPE_NONE,
+	MLX5_FLOW_DESTINATION_TYPE_VPORT,
+	MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE,
+	MLX5_FLOW_DESTINATION_TYPE_TIR,
+	MLX5_FLOW_DESTINATION_TYPE_FLOW_SAMPLER,
+	MLX5_FLOW_DESTINATION_TYPE_UPLINK,
+	MLX5_FLOW_DESTINATION_TYPE_PORT,
+	MLX5_FLOW_DESTINATION_TYPE_COUNTER,
+	MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE_NUM,
+};
+
+enum {
+	MLX5_FLOW_CONTEXT_ACTION_FWD_NEXT_PRIO	= 1 << 16,
+	MLX5_FLOW_CONTEXT_ACTION_ENCRYPT	= 1 << 17,
+	MLX5_FLOW_CONTEXT_ACTION_DECRYPT	= 1 << 18,
+	MLX5_FLOW_CONTEXT_ACTION_FWD_NEXT_NS	= 1 << 19,
+};
+
+enum {
+	MLX5_FLOW_TABLE_TUNNEL_EN_REFORMAT = BIT(0),
+	MLX5_FLOW_TABLE_TUNNEL_EN_DECAP = BIT(1),
+	MLX5_FLOW_TABLE_TERMINATION = BIT(2),
+	MLX5_FLOW_TABLE_UNMANAGED = BIT(3),
+	MLX5_FLOW_TABLE_OTHER_VPORT = BIT(4),
+};
+
+#define LEFTOVERS_RULE_NUM	 2
+static inline void build_leftovers_ft_param(int *priority,
+					    int *n_ent,
+					    int *n_grp)
+{
+	*priority = 0; /* Priority of leftovers_prio-0 */
+	*n_ent = LEFTOVERS_RULE_NUM;
+	*n_grp = LEFTOVERS_RULE_NUM;
+}
+
+enum mlx5_flow_namespace_type {
+	MLX5_FLOW_NAMESPACE_BYPASS,
+	MLX5_FLOW_NAMESPACE_KERNEL_RX_MACSEC,
+	MLX5_FLOW_NAMESPACE_LAG,
+	MLX5_FLOW_NAMESPACE_OFFLOADS,
+	MLX5_FLOW_NAMESPACE_ETHTOOL,
+	MLX5_FLOW_NAMESPACE_KERNEL,
+	MLX5_FLOW_NAMESPACE_LEFTOVERS,
+	MLX5_FLOW_NAMESPACE_ANCHOR,
+	MLX5_FLOW_NAMESPACE_FDB_BYPASS,
+	MLX5_FLOW_NAMESPACE_FDB,
+	MLX5_FLOW_NAMESPACE_ESW_EGRESS,
+	MLX5_FLOW_NAMESPACE_ESW_INGRESS,
+	MLX5_FLOW_NAMESPACE_SNIFFER_RX,
+	MLX5_FLOW_NAMESPACE_SNIFFER_TX,
+	MLX5_FLOW_NAMESPACE_EGRESS,
+	MLX5_FLOW_NAMESPACE_EGRESS_IPSEC,
+	MLX5_FLOW_NAMESPACE_EGRESS_MACSEC,
+	MLX5_FLOW_NAMESPACE_RDMA_RX,
+	MLX5_FLOW_NAMESPACE_RDMA_RX_KERNEL,
+	MLX5_FLOW_NAMESPACE_RDMA_TX,
+	MLX5_FLOW_NAMESPACE_PORT_SEL,
+	MLX5_FLOW_NAMESPACE_RDMA_RX_COUNTERS,
+	MLX5_FLOW_NAMESPACE_RDMA_TX_COUNTERS,
+};
+
+enum {
+	FDB_BYPASS_PATH,
+	FDB_TC_OFFLOAD,
+	FDB_FT_OFFLOAD,
+	FDB_TC_MISS,
+	FDB_BR_OFFLOAD,
+	FDB_SLOW_PATH,
+	FDB_PER_VPORT,
+};
+
+struct mlx5_pkt_reformat;
+struct mlx5_modify_hdr;
+struct mlx5_flow_definer;
+struct mlx5_flow_table;
+struct mlx5_flow_group;
+struct mlx5_flow_namespace;
+struct mlx5_flow_handle;
+
+enum {
+	FLOW_CONTEXT_HAS_TAG = BIT(0),
+};
+
+struct mlx5_flow_context {
+	u32 flags;
+	u32 flow_tag;
+	u32 flow_source;
+};
+
+struct mlx5_flow_spec {
+	u8   match_criteria_enable;
+	u32  match_criteria[MLX5_ST_SZ_DW(fte_match_param)];
+	u32  match_value[MLX5_ST_SZ_DW(fte_match_param)];
+	struct mlx5_flow_context flow_context;
+};
+
+enum {
+	MLX5_FLOW_DEST_VPORT_VHCA_ID      = BIT(0),
+	MLX5_FLOW_DEST_VPORT_REFORMAT_ID  = BIT(1),
+};
+
+struct mlx5_flow_destination {
+	enum mlx5_flow_destination_type	type;
+	union {
+		u32			tir_num;
+		u32			ft_num;
+		struct mlx5_flow_table	*ft;
+		u32			counter_id;
+		struct {
+			u16		num;
+			u16		vhca_id;
+			struct mlx5_pkt_reformat *pkt_reformat;
+			u8		flags;
+		} vport;
+		u32			sampler_id;
+	};
+};
+
+struct mod_hdr_tbl {
+	struct mutex lock; /* protects hlist */
+	DECLARE_HASHTABLE(hlist, 8);
+};
+
+struct mlx5_flow_namespace *
+mlx5_get_fdb_sub_ns(struct mlx5_core_dev *dev, int n);
+struct mlx5_flow_namespace *
+mlx5_get_flow_namespace(struct mlx5_core_dev *dev,
+			enum mlx5_flow_namespace_type type);
+struct mlx5_flow_namespace *
+mlx5_get_flow_vport_acl_namespace(struct mlx5_core_dev *dev,
+				  enum mlx5_flow_namespace_type type,
+				  int vport);
+
+struct mlx5_flow_table_attr {
+	int prio;
+	int max_fte;
+	u32 level;
+	u32 flags;
+	u16 uid;
+	struct mlx5_flow_table *next_ft;
+
+	struct {
+		int max_num_groups;
+		int num_reserved_entries;
+	} autogroup;
+};
+
+struct mlx5_flow_table *
+mlx5_create_flow_table(struct mlx5_flow_namespace *ns,
+		       struct mlx5_flow_table_attr *ft_attr);
+
+struct mlx5_flow_table *
+mlx5_create_auto_grouped_flow_table(struct mlx5_flow_namespace *ns,
+				    struct mlx5_flow_table_attr *ft_attr);
+
+struct mlx5_flow_table *
+mlx5_create_vport_flow_table(struct mlx5_flow_namespace *ns,
+			     struct mlx5_flow_table_attr *ft_attr, u16 vport);
+struct mlx5_flow_table *mlx5_create_lag_demux_flow_table(
+					       struct mlx5_flow_namespace *ns,
+					       int prio, u32 level);
+int mlx5_destroy_flow_table(struct mlx5_flow_table *ft);
+
+/* inbox should be set with the following values:
+ * start_flow_index
+ * end_flow_index
+ * match_criteria_enable
+ * match_criteria
+ */
+struct mlx5_flow_group *
+mlx5_create_flow_group(struct mlx5_flow_table *ft, u32 *in);
+void mlx5_destroy_flow_group(struct mlx5_flow_group *fg);
+
+struct mlx5_exe_aso {
+	u32 object_id;
+	u8 type;
+	u8 return_reg_id;
+	union {
+		u32 ctrl_data;
+		struct {
+			u8 meter_idx;
+			u8 init_color;
+		} flow_meter;
+	};
+};
+
+struct mlx5_fs_vlan {
+        u16 ethtype;
+        u16 vid;
+        u8  prio;
+};
+
+#define MLX5_FS_VLAN_DEPTH	2
+
+enum {
+	FLOW_ACT_NO_APPEND = BIT(0),
+	FLOW_ACT_IGNORE_FLOW_LEVEL = BIT(1),
+};
+
+struct mlx5_flow_act {
+	u32 action;
+	struct mlx5_modify_hdr  *modify_hdr;
+	struct mlx5_pkt_reformat *pkt_reformat;
+	struct mlx5_flow_act_crypto_params {
+		u8 type;
+		u32 obj_id;
+	} crypto;
+	u32 flags;
+	struct mlx5_fs_vlan vlan[MLX5_FS_VLAN_DEPTH];
+	struct ib_counters *counters;
+	struct mlx5_flow_group *fg;
+	struct mlx5_exe_aso exe_aso;
+};
+
+#define MLX5_DECLARE_FLOW_ACT(name) \
+	struct mlx5_flow_act name = { .action = MLX5_FLOW_CONTEXT_ACTION_FWD_DEST,\
+				      .flags =  0, }
+
+/* Single destination per rule.
+ * Group ID is implied by the match criteria.
+ */
+struct mlx5_flow_handle *
+mlx5_add_flow_rules(struct mlx5_flow_table *ft,
+		    const struct mlx5_flow_spec *spec,
+		    struct mlx5_flow_act *flow_act,
+		    struct mlx5_flow_destination *dest,
+		    int num_dest);
+void mlx5_del_flow_rules(struct mlx5_flow_handle *fr);
+
+int mlx5_modify_rule_destination(struct mlx5_flow_handle *handler,
+				 struct mlx5_flow_destination *new_dest,
+				 struct mlx5_flow_destination *old_dest);
+
+struct mlx5_fc *mlx5_fc_create(struct mlx5_core_dev *dev, bool aging);
+
+/* As mlx5_fc_create() but doesn't queue stats refresh thread. */
+struct mlx5_fc *mlx5_fc_create_ex(struct mlx5_core_dev *dev, bool aging);
+
+void mlx5_fc_destroy(struct mlx5_core_dev *dev, struct mlx5_fc *counter);
+u64 mlx5_fc_query_lastuse(struct mlx5_fc *counter);
+void mlx5_fc_query_cached(struct mlx5_fc *counter,
+			  u64 *bytes, u64 *packets, u64 *lastuse);
+int mlx5_fc_query(struct mlx5_core_dev *dev, struct mlx5_fc *counter,
+		  u64 *packets, u64 *bytes);
+u32 mlx5_fc_id(struct mlx5_fc *counter);
+
+int mlx5_fs_add_rx_underlay_qpn(struct mlx5_core_dev *dev, u32 underlay_qpn);
+int mlx5_fs_remove_rx_underlay_qpn(struct mlx5_core_dev *dev, u32 underlay_qpn);
+
+struct mlx5_modify_hdr *mlx5_modify_header_alloc(struct mlx5_core_dev *dev,
+						 u8 ns_type, u8 num_actions,
+						 void *modify_actions);
+void mlx5_modify_header_dealloc(struct mlx5_core_dev *dev,
+				struct mlx5_modify_hdr *modify_hdr);
+struct mlx5_flow_definer *
+mlx5_create_match_definer(struct mlx5_core_dev *dev,
+			  enum mlx5_flow_namespace_type ns_type, u16 format_id,
+			  u32 *match_mask);
+void mlx5_destroy_match_definer(struct mlx5_core_dev *dev,
+				struct mlx5_flow_definer *definer);
+int mlx5_get_match_definer_id(struct mlx5_flow_definer *definer);
+
+struct mlx5_pkt_reformat_params {
+	int type;
+	u8 param_0;
+	u8 param_1;
+	size_t size;
+	void *data;
+};
+
+struct mlx5_pkt_reformat *mlx5_packet_reformat_alloc(struct mlx5_core_dev *dev,
+						     struct mlx5_pkt_reformat_params *params,
+						     enum mlx5_flow_namespace_type ns_type);
+void mlx5_packet_reformat_dealloc(struct mlx5_core_dev *dev,
+				  struct mlx5_pkt_reformat *reformat);
+
+u32 mlx5_flow_table_id(struct mlx5_flow_table *ft);
+#endif