Adding upstream version 6.6.15.upstream/6.6.15

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

1 files changed, 139 insertions, 0 deletions

diff --git a/drivers/net/ethernet/sfc/mae.h b/drivers/net/ethernet/sfc/mae.h
new file mode 100644
index 0000000000..8df30bc4f3
--- /dev/null
+++ b/drivers/net/ethernet/sfc/mae.h
@@ -0,0 +1,139 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/****************************************************************************
+ * Driver for Solarflare network controllers and boards
+ * Copyright 2019 Solarflare Communications Inc.
+ * Copyright 2020-2022 Xilinx Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation, incorporated herein by reference.
+ */
+
+#ifndef EF100_MAE_H
+#define EF100_MAE_H
+/* MCDI interface for the ef100 Match-Action Engine */
+
+#include <net/devlink.h>
+#include "net_driver.h"
+#include "tc.h"
+#include "mcdi_pcol.h" /* needed for various MC_CMD_MAE_*_NULL defines */
+
+int efx_mae_allocate_mport(struct efx_nic *efx, u32 *id, u32 *label);
+int efx_mae_free_mport(struct efx_nic *efx, u32 id);
+
+void efx_mae_mport_wire(struct efx_nic *efx, u32 *out);
+void efx_mae_mport_uplink(struct efx_nic *efx, u32 *out);
+void efx_mae_mport_vf(struct efx_nic *efx, u32 vf_id, u32 *out);
+void efx_mae_mport_mport(struct efx_nic *efx, u32 mport_id, u32 *out);
+
+int efx_mae_lookup_mport(struct efx_nic *efx, u32 selector, u32 *id);
+
+struct mae_mport_desc {
+	u32 mport_id;
+	u32 flags;
+	u32 caller_flags; /* enum mae_mport_desc_caller_flags */
+	u32 mport_type; /* MAE_MPORT_DESC_MPORT_TYPE_* */
+	union {
+		u32 port_idx; /* for mport_type == NET_PORT */
+		u32 alias_mport_id; /* for mport_type == ALIAS */
+		struct { /* for mport_type == VNIC */
+			u32 vnic_client_type; /* MAE_MPORT_DESC_VNIC_CLIENT_TYPE_* */
+			u32 interface_idx;
+			u16 pf_idx;
+			u16 vf_idx;
+		};
+	};
+	struct rhash_head linkage;
+	struct devlink_port dl_port;
+};
+
+int efx_mae_enumerate_mports(struct efx_nic *efx);
+struct mae_mport_desc *efx_mae_get_mport(struct efx_nic *efx, u32 mport_id);
+void efx_mae_put_mport(struct efx_nic *efx, struct mae_mport_desc *desc);
+
+/**
+ * struct efx_mae - MAE information
+ *
+ * @efx: The associated NIC
+ * @mports_ht: m-port descriptions from MC_CMD_MAE_MPORT_READ_JOURNAL
+ */
+struct efx_mae {
+	struct efx_nic *efx;
+	struct rhashtable mports_ht;
+};
+
+int efx_mae_start_counters(struct efx_nic *efx, struct efx_rx_queue *rx_queue);
+int efx_mae_stop_counters(struct efx_nic *efx, struct efx_rx_queue *rx_queue);
+void efx_mae_counters_grant_credits(struct work_struct *work);
+
+int efx_mae_get_tables(struct efx_nic *efx);
+void efx_mae_free_tables(struct efx_nic *efx);
+
+#define MAE_NUM_FIELDS	(MAE_FIELD_ENC_VNET_ID + 1)
+
+struct mae_caps {
+	u32 match_field_count;
+	u32 encap_types;
+	u32 action_prios;
+	u8 action_rule_fields[MAE_NUM_FIELDS];
+	u8 outer_rule_fields[MAE_NUM_FIELDS];
+};
+
+int efx_mae_get_caps(struct efx_nic *efx, struct mae_caps *caps);
+
+int efx_mae_match_check_caps(struct efx_nic *efx,
+			     const struct efx_tc_match_fields *mask,
+			     struct netlink_ext_ack *extack);
+int efx_mae_match_check_caps_lhs(struct efx_nic *efx,
+				 const struct efx_tc_match_fields *mask,
+				 struct netlink_ext_ack *extack);
+int efx_mae_check_encap_match_caps(struct efx_nic *efx, bool ipv6,
+				   u8 ip_tos_mask, __be16 udp_sport_mask,
+				   struct netlink_ext_ack *extack);
+int efx_mae_check_encap_type_supported(struct efx_nic *efx,
+				       enum efx_encap_type typ);
+
+int efx_mae_allocate_counter(struct efx_nic *efx, struct efx_tc_counter *cnt);
+int efx_mae_free_counter(struct efx_nic *efx, struct efx_tc_counter *cnt);
+
+int efx_mae_allocate_encap_md(struct efx_nic *efx,
+			      struct efx_tc_encap_action *encap);
+int efx_mae_update_encap_md(struct efx_nic *efx,
+			    struct efx_tc_encap_action *encap);
+int efx_mae_free_encap_md(struct efx_nic *efx,
+			  struct efx_tc_encap_action *encap);
+
+int efx_mae_allocate_pedit_mac(struct efx_nic *efx,
+			       struct efx_tc_mac_pedit_action *ped);
+void efx_mae_free_pedit_mac(struct efx_nic *efx,
+			    struct efx_tc_mac_pedit_action *ped);
+int efx_mae_alloc_action_set(struct efx_nic *efx, struct efx_tc_action_set *act);
+int efx_mae_free_action_set(struct efx_nic *efx, u32 fw_id);
+
+int efx_mae_alloc_action_set_list(struct efx_nic *efx,
+				  struct efx_tc_action_set_list *acts);
+int efx_mae_free_action_set_list(struct efx_nic *efx,
+				 struct efx_tc_action_set_list *acts);
+
+int efx_mae_register_encap_match(struct efx_nic *efx,
+				 struct efx_tc_encap_match *encap);
+int efx_mae_unregister_encap_match(struct efx_nic *efx,
+				   struct efx_tc_encap_match *encap);
+int efx_mae_insert_lhs_rule(struct efx_nic *efx, struct efx_tc_lhs_rule *rule,
+			    u32 prio);
+int efx_mae_remove_lhs_rule(struct efx_nic *efx, struct efx_tc_lhs_rule *rule);
+struct efx_tc_ct_entry; /* see tc_conntrack.h */
+int efx_mae_insert_ct(struct efx_nic *efx, struct efx_tc_ct_entry *conn);
+int efx_mae_remove_ct(struct efx_nic *efx, struct efx_tc_ct_entry *conn);
+
+int efx_mae_insert_rule(struct efx_nic *efx, const struct efx_tc_match *match,
+			u32 prio, u32 acts_id, u32 *id);
+int efx_mae_update_rule(struct efx_nic *efx, u32 acts_id, u32 id);
+int efx_mae_delete_rule(struct efx_nic *efx, u32 id);
+
+int efx_init_mae(struct efx_nic *efx);
+void efx_fini_mae(struct efx_nic *efx);
+void efx_mae_remove_mport(void *desc, void *arg);
+int efx_mae_fw_lookup_mport(struct efx_nic *efx, u32 selector, u32 *id);
+int efx_mae_lookup_mport(struct efx_nic *efx, u32 vf, u32 *id);
+#endif /* EF100_MAE_H */