mirror of https://github.com/F-Stack/f-stack.git
253 lines
8.1 KiB
C
253 lines
8.1 KiB
C
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/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright(C) 2021 Marvell.
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*/
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#ifndef _ROC_NPC_H_
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#define _ROC_NPC_H_
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#include <sys/queue.h>
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enum roc_npc_item_type {
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ROC_NPC_ITEM_TYPE_VOID,
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ROC_NPC_ITEM_TYPE_ANY,
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ROC_NPC_ITEM_TYPE_ETH,
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ROC_NPC_ITEM_TYPE_VLAN,
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ROC_NPC_ITEM_TYPE_E_TAG,
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ROC_NPC_ITEM_TYPE_IPV4,
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ROC_NPC_ITEM_TYPE_IPV6,
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ROC_NPC_ITEM_TYPE_ARP_ETH_IPV4,
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ROC_NPC_ITEM_TYPE_MPLS,
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ROC_NPC_ITEM_TYPE_ICMP,
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ROC_NPC_ITEM_TYPE_IGMP,
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ROC_NPC_ITEM_TYPE_UDP,
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ROC_NPC_ITEM_TYPE_TCP,
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ROC_NPC_ITEM_TYPE_SCTP,
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ROC_NPC_ITEM_TYPE_ESP,
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ROC_NPC_ITEM_TYPE_GRE,
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ROC_NPC_ITEM_TYPE_NVGRE,
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ROC_NPC_ITEM_TYPE_VXLAN,
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ROC_NPC_ITEM_TYPE_GTPC,
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ROC_NPC_ITEM_TYPE_GTPU,
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ROC_NPC_ITEM_TYPE_GENEVE,
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ROC_NPC_ITEM_TYPE_VXLAN_GPE,
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ROC_NPC_ITEM_TYPE_IPV6_EXT,
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ROC_NPC_ITEM_TYPE_GRE_KEY,
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ROC_NPC_ITEM_TYPE_HIGIG2,
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ROC_NPC_ITEM_TYPE_CPT_HDR,
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ROC_NPC_ITEM_TYPE_L3_CUSTOM,
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ROC_NPC_ITEM_TYPE_QINQ,
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ROC_NPC_ITEM_TYPE_RAW,
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ROC_NPC_ITEM_TYPE_END,
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};
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struct roc_npc_item_info {
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enum roc_npc_item_type type; /* Item type */
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uint32_t size; /* item size */
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const void *spec; /**< Pointer to item specification structure. */
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const void *mask; /**< Bit-mask applied to spec and last. */
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const void *last; /* For range */
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};
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struct roc_npc_flow_item_raw {
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uint32_t relative : 1; /**< Look for pattern after the previous item. */
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uint32_t search : 1; /**< Search pattern from offset. */
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uint32_t reserved : 30; /**< Reserved, must be set to zero. */
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int32_t offset; /**< Absolute or relative offset for pattern. */
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uint16_t limit; /**< Search area limit for start of pattern. */
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uint16_t length; /**< Pattern length. */
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const uint8_t *pattern; /**< Byte string to look for. */
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};
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#define ROC_NPC_MAX_ACTION_COUNT 19
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enum roc_npc_action_type {
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ROC_NPC_ACTION_TYPE_END = (1 << 0),
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ROC_NPC_ACTION_TYPE_VOID = (1 << 1),
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ROC_NPC_ACTION_TYPE_MARK = (1 << 2),
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ROC_NPC_ACTION_TYPE_FLAG = (1 << 3),
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ROC_NPC_ACTION_TYPE_DROP = (1 << 4),
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ROC_NPC_ACTION_TYPE_QUEUE = (1 << 5),
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ROC_NPC_ACTION_TYPE_RSS = (1 << 6),
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ROC_NPC_ACTION_TYPE_DUP = (1 << 7),
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ROC_NPC_ACTION_TYPE_SEC = (1 << 8),
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ROC_NPC_ACTION_TYPE_COUNT = (1 << 9),
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ROC_NPC_ACTION_TYPE_PF = (1 << 10),
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ROC_NPC_ACTION_TYPE_VF = (1 << 11),
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ROC_NPC_ACTION_TYPE_VLAN_STRIP = (1 << 12),
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ROC_NPC_ACTION_TYPE_VLAN_INSERT = (1 << 13),
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ROC_NPC_ACTION_TYPE_VLAN_ETHTYPE_INSERT = (1 << 14),
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ROC_NPC_ACTION_TYPE_VLAN_PCP_INSERT = (1 << 15),
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ROC_NPC_ACTION_TYPE_PORT_ID = (1 << 16),
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ROC_NPC_ACTION_TYPE_METER = (1 << 17),
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};
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struct roc_npc_action {
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enum roc_npc_action_type type; /**< Action type. */
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const void *conf; /**< Pointer to action configuration object. */
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};
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struct roc_npc_action_mark {
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uint32_t id; /**< Integer value to return with packets. */
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};
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struct roc_npc_action_vf {
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uint32_t original : 1; /**< Use original VF ID if possible. */
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uint32_t reserved : 31; /**< Reserved, must be zero. */
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uint32_t id; /**< VF ID. */
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};
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struct roc_npc_action_port_id {
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uint32_t original : 1; /**< Use original DPDK port ID if possible. */
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uint32_t reserved : 31; /**< Reserved, must be zero. */
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uint32_t id; /**< port ID. */
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};
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struct roc_npc_action_queue {
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uint16_t index; /**< Queue index to use. */
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};
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struct roc_npc_action_of_push_vlan {
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uint16_t ethertype; /**< EtherType. */
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};
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struct roc_npc_action_of_set_vlan_vid {
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uint16_t vlan_vid; /**< VLAN id. */
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};
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struct roc_npc_action_of_set_vlan_pcp {
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uint8_t vlan_pcp; /**< VLAN priority. */
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};
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struct roc_npc_action_meter {
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uint32_t mtr_id; /**< Meter id to be applied. > */
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};
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struct roc_npc_attr {
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uint32_t priority; /**< Rule priority level within group. */
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uint32_t ingress : 1; /**< Rule applies to ingress traffic. */
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uint32_t egress : 1; /**< Rule applies to egress traffic. */
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uint32_t reserved : 30; /**< Reserved, must be zero. */
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};
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struct roc_npc_flow_dump_data {
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uint8_t lid;
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uint16_t ltype;
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};
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struct roc_npc_flow {
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uint8_t nix_intf;
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uint8_t enable;
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uint32_t mcam_id;
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int32_t ctr_id;
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uint32_t priority;
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uint32_t mtr_id;
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#define ROC_NPC_MAX_MCAM_WIDTH_DWORDS 7
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/* Contiguous match string */
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uint64_t mcam_data[ROC_NPC_MAX_MCAM_WIDTH_DWORDS];
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uint64_t mcam_mask[ROC_NPC_MAX_MCAM_WIDTH_DWORDS];
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uint64_t npc_action;
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uint64_t vtag_action;
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bool vtag_insert_enabled;
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uint8_t vtag_insert_count;
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#define ROC_NPC_MAX_FLOW_PATTERNS 32
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struct roc_npc_flow_dump_data dump_data[ROC_NPC_MAX_FLOW_PATTERNS];
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uint16_t num_patterns;
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TAILQ_ENTRY(roc_npc_flow) next;
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};
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enum roc_npc_rss_hash_function {
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ROC_NPC_RSS_HASH_FUNCTION_DEFAULT = 0,
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ROC_NPC_RSS_HASH_FUNCTION_TOEPLITZ, /**< Toeplitz */
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ROC_NPC_RSS_HASH_FUNCTION_SIMPLE_XOR, /**< Simple XOR */
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ROC_NPC_RSS_HASH_FUNCTION_SYMMETRIC_TOEPLITZ,
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ROC_NPC_RSS_HASH_FUNCTION_MAX,
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};
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struct roc_npc_action_rss {
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enum roc_npc_rss_hash_function func;
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uint32_t level;
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uint64_t types; /**< Specific RSS hash types (see RTE_ETH_RSS_*). */
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uint32_t key_len; /**< Hash key length in bytes. */
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uint32_t queue_num; /**< Number of entries in @p queue. */
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const uint8_t *key; /**< Hash key. */
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const uint16_t *queue; /**< Queue indices to use. */
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};
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enum roc_npc_intf {
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ROC_NPC_INTF_RX = 0,
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ROC_NPC_INTF_TX = 1,
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ROC_NPC_INTF_MAX = 2,
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};
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enum flow_vtag_cfg_dir { VTAG_TX, VTAG_RX };
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#define ROC_ETHER_TYPE_VLAN 0x8100 /**< IEEE 802.1Q VLAN tagging. */
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#define ROC_ETHER_TYPE_QINQ 0x88A8 /**< IEEE 802.1ad QinQ tagging. */
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struct roc_npc {
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struct roc_nix *roc_nix;
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uint8_t switch_header_type;
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uint16_t flow_prealloc_size;
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uint16_t flow_max_priority;
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uint16_t channel;
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uint16_t pf_func;
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uint64_t kex_capability;
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uint64_t rx_parse_nibble;
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/* Parsed RSS Flowkey cfg for current flow being created */
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uint32_t flowkey_cfg_state;
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#define ROC_NPC_MEM_SZ (5 * 1024)
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uint8_t reserved[ROC_NPC_MEM_SZ];
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} __plt_cache_aligned;
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int __roc_api roc_npc_init(struct roc_npc *roc_npc);
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int __roc_api roc_npc_fini(struct roc_npc *roc_npc);
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const char *__roc_api roc_npc_profile_name_get(struct roc_npc *roc_npc);
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struct roc_npc_flow *__roc_api
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roc_npc_flow_create(struct roc_npc *roc_npc, const struct roc_npc_attr *attr,
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const struct roc_npc_item_info pattern[],
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const struct roc_npc_action actions[], int *errcode);
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int __roc_api roc_npc_flow_destroy(struct roc_npc *roc_npc,
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struct roc_npc_flow *flow);
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int __roc_api roc_npc_mcam_free_entry(struct roc_npc *roc_npc, uint32_t entry);
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int __roc_api roc_npc_mcam_alloc_entry(struct roc_npc *roc_npc,
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struct roc_npc_flow *mcam,
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struct roc_npc_flow *ref_mcam, int prio,
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int *resp_count);
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int __roc_api roc_npc_mcam_alloc_entries(struct roc_npc *roc_npc, int ref_entry,
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int *alloc_entry, int req_count,
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int priority, int *resp_count);
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int __roc_api roc_npc_mcam_ena_dis_entry(struct roc_npc *roc_npc,
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struct roc_npc_flow *mcam,
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bool enable);
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int __roc_api roc_npc_mcam_write_entry(struct roc_npc *roc_npc,
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struct roc_npc_flow *mcam);
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int __roc_api roc_npc_flow_parse(struct roc_npc *roc_npc,
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const struct roc_npc_attr *attr,
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const struct roc_npc_item_info pattern[],
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const struct roc_npc_action actions[],
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struct roc_npc_flow *flow);
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int __roc_api roc_npc_get_low_priority_mcam(struct roc_npc *roc_npc);
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int __roc_api roc_npc_mcam_free_counter(struct roc_npc *roc_npc,
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uint16_t ctr_id);
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int __roc_api roc_npc_mcam_read_counter(struct roc_npc *roc_npc,
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uint32_t ctr_id, uint64_t *count);
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int __roc_api roc_npc_mcam_clear_counter(struct roc_npc *roc_npc,
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uint32_t ctr_id);
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int __roc_api roc_npc_mcam_free_all_resources(struct roc_npc *roc_npc);
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void __roc_api roc_npc_flow_dump(FILE *file, struct roc_npc *roc_npc);
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void __roc_api roc_npc_flow_mcam_dump(FILE *file, struct roc_npc *roc_npc,
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struct roc_npc_flow *mcam);
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int __roc_api roc_npc_mark_actions_get(struct roc_npc *roc_npc);
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int __roc_api roc_npc_mark_actions_sub_return(struct roc_npc *roc_npc,
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uint32_t count);
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int __roc_api roc_npc_vtag_actions_get(struct roc_npc *roc_npc);
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int __roc_api roc_npc_vtag_actions_sub_return(struct roc_npc *roc_npc,
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uint32_t count);
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int __roc_api roc_npc_mcam_merge_base_steering_rule(struct roc_npc *roc_npc,
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struct roc_npc_flow *flow);
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int __roc_api roc_npc_validate_portid_action(struct roc_npc *roc_npc_src,
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struct roc_npc *roc_npc_dst);
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#endif /* _ROC_NPC_H_ */
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