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numam-dpdk/drivers/common/cnxk/roc_npc_priv.h
Satheesh Paul 73fc72e125 common/cnxk: update MKEX capability flags 
Update MKEX capability flags to enable parsing
VLAN PCP, DSCP and GTPv1 TEID.

Signed-off-by: Satheesh Paul <psatheesh@marvell.com>
Reviewed-by: Kiran Kumar K <kirankumark@marvell.com>
2022-09-22 10:44:46 +02:00

465 lines
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/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(C) 2021 Marvell.
*/
#ifndef _ROC_NPC_PRIV_H_
#define _ROC_NPC_PRIV_H_
#define NPC_IH_LENGTH 8
#define NPC_TPID_LENGTH 2
#define NPC_HIGIG2_LENGTH 16
#define NPC_MAX_RAW_ITEM_LEN 16
#define NPC_COUNTER_NONE (-1)
#define NPC_RSS_GRPS 8
#define NPC_ACTION_FLAG_DEFAULT 0xffff
#define NPC_PFVF_FUNC_MASK 0x3FF
/* 32 bytes from LDATA_CFG & 32 bytes from FLAGS_CFG */
#define NPC_MAX_EXTRACT_DATA_LEN (64)
#define NPC_MAX_EXTRACT_HW_LEN (4 * NPC_MAX_EXTRACT_DATA_LEN)
#define NPC_LDATA_LFLAG_LEN (16)
#define NPC_MAX_KEY_NIBBLES (31)
/* Nibble offsets */
#define NPC_LAYER_KEYX_SZ (3)
#define NPC_PARSE_KEX_S_LA_OFFSET (7)
#define NPC_PARSE_KEX_S_LID_OFFSET(lid) \
((((lid) - (NPC_LID_LA)) * NPC_LAYER_KEYX_SZ) + \
NPC_PARSE_KEX_S_LA_OFFSET)
/* This mark value indicates flag action */
#define NPC_FLOW_FLAG_VAL (0xffff)
#define NPC_RX_ACT_MATCH_OFFSET (40)
#define NPC_RX_ACT_MATCH_MASK (0xFFFF)
#define NPC_RSS_ACT_GRP_OFFSET (20)
#define NPC_RSS_ACT_ALG_OFFSET (56)
#define NPC_RSS_ACT_GRP_MASK (0xFFFFF)
#define NPC_RSS_ACT_ALG_MASK (0x1F)
#define NPC_MCAM_KEX_FIELD_MAX 23
#define NPC_MCAM_MAX_PROTO_FIELDS (NPC_MCAM_KEX_FIELD_MAX + 1)
#define NPC_MCAM_KEY_X4_WORDS 7 /* Number of 64-bit words */
#define NPC_RVUPF_MAX_9XXX 0x10 /* HRM: RVU_PRIV_CONST */
#define NPC_RVUPF_MAX_98XX 0x18 /* HRM: RVU_PRIV_CONST */
#define NPC_RVUPF_MAX_10XX 0x20 /* HRM: RVU_PRIV_CONST */
#define NPC_NIXLF_MAX 0x80 /* HRM: NIX_AF_CONST2 */
#define NPC_MCAME_PER_PF 3 /* DRV: RSVD_MCAM_ENTRIES_PER_PF */
#define NPC_MCAME_PER_LF 1 /* DRV: RSVD_MCAM_ENTRIES_PER_NIXLF */
#define NPC_NIXLF_MAX_98XX (2 * NPC_NIXLF_MAX) /*2 NIXLFs */
#define NPC_MCAME_RESVD_9XXX \
(NPC_NIXLF_MAX * NPC_MCAME_PER_LF + \
(NPC_RVUPF_MAX_9XXX - 1) * NPC_MCAME_PER_PF)
#define NPC_MCAME_RESVD_10XX \
(NPC_NIXLF_MAX * NPC_MCAME_PER_LF + \
(NPC_RVUPF_MAX_10XX - 1) * NPC_MCAME_PER_PF)
#define NPC_MCAME_RESVD_98XX \
(NPC_NIXLF_MAX_98XX * NPC_MCAME_PER_LF + \
(NPC_RVUPF_MAX_98XX - 1) * NPC_MCAME_PER_PF)
#define NPC_ACTION_MAX_VLAN_PARAMS 3
#define NPC_ACTION_MAX_VLANS_STRIPPED 2
#define NPC_LTYPE_OFFSET_START 7
/* LB OFFSET : START + LA (2b flags + 1b ltype) + LB (2b flags) */
#define NPC_LTYPE_LB_OFFSET (NPC_LTYPE_OFFSET_START + 5)
#define NPC_LFLAG_LB_OFFSET (NPC_LTYPE_OFFSET_START + 3)
/* LC OFFSET : START + LA (2b flags + 1b ltype) + LB (2b flags + 1b ltype) + LC
* (2b flags)
*/
#define NPC_LFLAG_LC_OFFSET (NPC_LTYPE_OFFSET_START + 6)
#define NPC_LTYPE_LC_OFFSET (NPC_LTYPE_OFFSET_START + 8)
struct npc_action_vtag_info {
uint16_t vlan_id;
uint16_t vlan_ethtype;
uint8_t vlan_pcp;
};
enum npc_err_status {
NPC_ERR_PARAM = -1024,
NPC_ERR_NO_MEM,
NPC_ERR_INVALID_SPEC,
NPC_ERR_INVALID_MASK,
NPC_ERR_INVALID_RANGE,
NPC_ERR_INVALID_KEX,
NPC_ERR_INVALID_SIZE,
NPC_ERR_INTERNAL,
NPC_ERR_MCAM_ALLOC,
NPC_ERR_ACTION_NOTSUP,
NPC_ERR_PATTERN_NOTSUP,
};
enum npc_mcam_intf { NPC_MCAM_RX, NPC_MCAM_TX };
typedef union npc_kex_cap_terms_t {
/** Packet Matching Rule term fields */
struct {
/** Total length of received packet */
uint64_t len : 1;
/** Initial (outer) Ethertype only */
uint64_t ethtype_0 : 1;
/** Ethertype of most inner VLAN tag */
uint64_t ethtype_x : 1;
/** First VLAN ID (outer) */
uint64_t vlan_id_0 : 1;
/** Last VLAN ID (inner) */
uint64_t vlan_id_x : 1;
/** PCP in the first VLAN header */
uint64_t vlan_pcp_0 : 1;
/** destination MAC address */
uint64_t dmac : 1;
/** IP Protocol or IPv6 Next Header */
uint64_t ip_proto : 1;
/** DSCP in IP header */
uint64_t ip_dscp : 1;
/** Destination UDP port, implies IPPROTO=17 */
uint64_t udp_dport : 1;
/** Destination TCP port implies IPPROTO=6 */
uint64_t tcp_dport : 1;
/** Source UDP Port */
uint64_t udp_sport : 1;
/** Source TCP port */
uint64_t tcp_sport : 1;
/** Source IP address */
uint64_t sip_addr : 1;
/** Destination IP address */
uint64_t dip_addr : 1;
/** Source IP address */
uint64_t sip6_addr : 1;
/** Destination IP address */
uint64_t dip6_addr : 1;
/** IPsec session identifier */
uint64_t ipsec_spi : 1;
/** NVGRE/VXLAN network identifier */
uint64_t ld_vni : 1;
/** Custom frame match rule. PMR offset is counted from
* the start of the packet.
*/
uint64_t custom_frame : 1;
/** Custom layer 3 match rule. PMR offset is counted from
* the start of layer 3 in the packet.
*/
uint64_t custom_l3 : 1;
/** IGMP Group address */
uint64_t igmp_grp_addr : 1;
/** ICMP identifier */
uint64_t icmp_id : 1;
/** ICMP type */
uint64_t icmp_type : 1;
/** ICMP code */
uint64_t icmp_code : 1;
/** Source SCTP port */
uint64_t sctp_sport : 1;
/** Destination SCTP port */
uint64_t sctp_dport : 1;
/** GTPv1 tunnel endpoint identifier */
uint64_t gtpv1_teid : 1;
} bit;
/** All bits of the bit field structure */
uint64_t all_bits;
} npc_kex_cap_terms_t;
struct npc_parse_item_info {
const void *def_mask; /* default mask */
void *hw_mask; /* hardware supported mask */
int len; /* length of item */
const void *spec; /* spec to use, NULL implies match any */
const void *mask; /* mask to use */
uint8_t hw_hdr_len; /* Extra data len at each layer*/
};
struct npc_parse_state {
struct npc *npc;
const struct roc_npc_item_info *pattern;
const struct roc_npc_item_info *last_pattern;
struct roc_npc_flow *flow;
uint8_t nix_intf;
uint8_t tunnel;
uint8_t terminate;
uint8_t layer_mask;
uint8_t lt[NPC_MAX_LID];
uint8_t flags[NPC_MAX_LID];
uint8_t *mcam_data; /* point to flow->mcam_data + key_len */
uint8_t *mcam_mask; /* point to flow->mcam_mask + key_len */
bool is_vf;
/* adjust ltype in MCAM to match at least one vlan */
bool set_vlan_ltype_mask;
bool set_ipv6ext_ltype_mask;
bool is_second_pass_rule;
};
enum npc_kpu_parser_flag {
NPC_F_NA = 0,
NPC_F_PKI,
NPC_F_PKI_VLAN,
NPC_F_PKI_ETAG,
NPC_F_PKI_ITAG,
NPC_F_PKI_MPLS,
NPC_F_PKI_NSH,
NPC_F_ETYPE_UNK,
NPC_F_ETHER_VLAN,
NPC_F_ETHER_ETAG,
NPC_F_ETHER_ITAG,
NPC_F_ETHER_MPLS,
NPC_F_ETHER_NSH,
NPC_F_STAG_CTAG,
NPC_F_STAG_CTAG_UNK,
NPC_F_STAG_STAG_CTAG,
NPC_F_STAG_STAG_STAG,
NPC_F_QINQ_CTAG,
NPC_F_QINQ_CTAG_UNK,
NPC_F_QINQ_QINQ_CTAG,
NPC_F_QINQ_QINQ_QINQ,
NPC_F_BTAG_ITAG,
NPC_F_BTAG_ITAG_STAG,
NPC_F_BTAG_ITAG_CTAG,
NPC_F_BTAG_ITAG_UNK,
NPC_F_ETAG_CTAG,
NPC_F_ETAG_BTAG_ITAG,
NPC_F_ETAG_STAG,
NPC_F_ETAG_QINQ,
NPC_F_ETAG_ITAG,
NPC_F_ETAG_ITAG_STAG,
NPC_F_ETAG_ITAG_CTAG,
NPC_F_ETAG_ITAG_UNK,
NPC_F_ITAG_STAG_CTAG,
NPC_F_ITAG_STAG,
NPC_F_ITAG_CTAG,
NPC_F_MPLS_4_LABELS,
NPC_F_MPLS_3_LABELS,
NPC_F_MPLS_2_LABELS,
NPC_F_IP_HAS_OPTIONS,
NPC_F_IP_IP_IN_IP,
NPC_F_IP_6TO4,
NPC_F_IP_MPLS_IN_IP,
NPC_F_IP_UNK_PROTO,
NPC_F_IP_IP_IN_IP_HAS_OPTIONS,
NPC_F_IP_6TO4_HAS_OPTIONS,
NPC_F_IP_MPLS_IN_IP_HAS_OPTIONS,
NPC_F_IP_UNK_PROTO_HAS_OPTIONS,
NPC_F_IP6_HAS_EXT,
NPC_F_IP6_TUN_IP6,
NPC_F_IP6_MPLS_IN_IP,
NPC_F_TCP_HAS_OPTIONS,
NPC_F_TCP_HTTP,
NPC_F_TCP_HTTPS,
NPC_F_TCP_PPTP,
NPC_F_TCP_UNK_PORT,
NPC_F_TCP_HTTP_HAS_OPTIONS,
NPC_F_TCP_HTTPS_HAS_OPTIONS,
NPC_F_TCP_PPTP_HAS_OPTIONS,
NPC_F_TCP_UNK_PORT_HAS_OPTIONS,
NPC_F_UDP_VXLAN,
NPC_F_UDP_VXLAN_NOVNI,
NPC_F_UDP_VXLAN_NOVNI_NSH,
NPC_F_UDP_VXLANGPE,
NPC_F_UDP_VXLANGPE_NSH,
NPC_F_UDP_VXLANGPE_MPLS,
NPC_F_UDP_VXLANGPE_NOVNI,
NPC_F_UDP_VXLANGPE_NOVNI_NSH,
NPC_F_UDP_VXLANGPE_NOVNI_MPLS,
NPC_F_UDP_VXLANGPE_UNK,
NPC_F_UDP_VXLANGPE_NONP,
NPC_F_UDP_GTP_GTPC,
NPC_F_UDP_GTP_GTPU_G_PDU,
NPC_F_UDP_GTP_GTPU_UNK,
NPC_F_UDP_UNK_PORT,
NPC_F_UDP_GENEVE,
NPC_F_UDP_GENEVE_OAM,
NPC_F_UDP_GENEVE_CRI_OPT,
NPC_F_UDP_GENEVE_OAM_CRI_OPT,
NPC_F_GRE_NVGRE,
NPC_F_GRE_HAS_SRE,
NPC_F_GRE_HAS_CSUM,
NPC_F_GRE_HAS_KEY,
NPC_F_GRE_HAS_SEQ,
NPC_F_GRE_HAS_CSUM_KEY,
NPC_F_GRE_HAS_CSUM_SEQ,
NPC_F_GRE_HAS_KEY_SEQ,
NPC_F_GRE_HAS_CSUM_KEY_SEQ,
NPC_F_GRE_HAS_ROUTE,
NPC_F_GRE_UNK_PROTO,
NPC_F_GRE_VER1,
NPC_F_GRE_VER1_HAS_SEQ,
NPC_F_GRE_VER1_HAS_ACK,
NPC_F_GRE_VER1_HAS_SEQ_ACK,
NPC_F_GRE_VER1_UNK_PROTO,
NPC_F_TU_ETHER_UNK,
NPC_F_TU_ETHER_CTAG,
NPC_F_TU_ETHER_CTAG_UNK,
NPC_F_TU_ETHER_STAG_CTAG,
NPC_F_TU_ETHER_STAG_CTAG_UNK,
NPC_F_TU_ETHER_STAG,
NPC_F_TU_ETHER_STAG_UNK,
NPC_F_TU_ETHER_QINQ_CTAG,
NPC_F_TU_ETHER_QINQ_CTAG_UNK,
NPC_F_TU_ETHER_QINQ,
NPC_F_TU_ETHER_QINQ_UNK,
NPC_F_LAST /* has to be the last item */
};
#define NPC_ACTION_TERM \
(ROC_NPC_ACTION_TYPE_DROP | ROC_NPC_ACTION_TYPE_QUEUE | \
ROC_NPC_ACTION_TYPE_RSS | ROC_NPC_ACTION_TYPE_DUP | \
ROC_NPC_ACTION_TYPE_SEC)
struct npc_xtract_info {
/* Length in bytes of pkt data extracted. len = 0
* indicates that extraction is disabled.
*/
uint8_t len;
uint8_t hdr_off; /* Byte offset of proto hdr: extract_src */
uint8_t key_off; /* Byte offset in MCAM key where data is placed */
uint8_t enable; /* Extraction enabled or disabled */
uint8_t flags_enable; /* Flags extraction enabled */
};
/* Information for a given {LAYER, LTYPE} */
struct npc_lid_lt_xtract_info {
/* Info derived from parser configuration */
uint16_t npc_proto; /* Network protocol identified */
uint8_t valid_flags_mask; /* Flags applicable */
uint8_t is_terminating : 1; /* No more parsing */
struct npc_xtract_info xtract[NPC_MAX_LD];
};
union npc_kex_ldata_flags_cfg {
struct {
uint64_t lid : 3;
uint64_t rvsd_62_1 : 61;
} s;
uint64_t i;
};
typedef struct npc_lid_lt_xtract_info npc_dxcfg_t[NPC_MAX_INTF][NPC_MAX_LID]
[NPC_MAX_LT];
typedef struct npc_lid_lt_xtract_info npc_fxcfg_t[NPC_MAX_INTF][NPC_MAX_LD]
[NPC_MAX_LFL];
typedef union npc_kex_ldata_flags_cfg npc_ld_flags_t[NPC_MAX_LD];
/* MBOX_MSG_NPC_GET_DATAX_CFG Response */
struct npc_get_datax_cfg {
/* NPC_AF_KEX_LDATA(0..1)_FLAGS_CFG */
union npc_kex_ldata_flags_cfg ld_flags[NPC_MAX_LD];
/* Extract information indexed with [LID][LTYPE] */
struct npc_lid_lt_xtract_info lid_lt_xtract[NPC_MAX_LID][NPC_MAX_LT];
/* Flags based extract indexed with [LDATA][FLAGS_LOWER_NIBBLE]
* Fields flags_ena_ld0, flags_ena_ld1 in
* struct npc_lid_lt_xtract_info indicate if this is applicable
* for a given {LAYER, LTYPE}
*/
struct npc_xtract_info flag_xtract[NPC_MAX_LD][NPC_MAX_LT];
};
TAILQ_HEAD(npc_flow_list, roc_npc_flow);
struct npc_prio_flow_entry {
struct roc_npc_flow *flow;
TAILQ_ENTRY(npc_prio_flow_entry) next;
};
TAILQ_HEAD(npc_prio_flow_list_head, npc_prio_flow_entry);
struct npc {
struct mbox *mbox; /* Mbox */
uint32_t keyx_supp_nmask[NPC_MAX_INTF]; /* nibble mask */
uint8_t profile_name[MKEX_NAME_LEN]; /* KEX profile name */
uint32_t keyx_len[NPC_MAX_INTF]; /* per intf key len in bits */
uint32_t datax_len[NPC_MAX_INTF]; /* per intf data len in bits */
uint32_t keyw[NPC_MAX_INTF]; /* max key + data len bits */
uint32_t mcam_entries; /* mcam entries supported */
uint16_t channel; /* RX Channel number */
bool is_sdp_link;
uint16_t sdp_channel;
uint16_t sdp_channel_mask;
uint32_t rss_grps; /* rss groups supported */
uint16_t flow_prealloc_size; /* Pre allocated mcam size */
uint16_t flow_max_priority; /* Max priority for flow */
uint16_t switch_header_type; /* Supported switch header type */
uint32_t vtag_strip_actions; /* vtag insert/strip actions */
uint16_t pf_func; /* pf_func of device */
npc_dxcfg_t prx_dxcfg; /* intf, lid, lt, extract */
npc_fxcfg_t prx_fxcfg; /* Flag extract */
npc_ld_flags_t prx_lfcfg; /* KEX LD_Flags CFG */
struct npc_flow_list *flow_list;
struct npc_prio_flow_list_head *prio_flow_list;
struct plt_bitmap *rss_grp_entries;
};
static inline struct npc *
roc_npc_to_npc_priv(struct roc_npc *npc)
{
return (struct npc *)npc->reserved;
}
int npc_mcam_free_counter(struct npc *npc, uint16_t ctr_id);
int npc_mcam_read_counter(struct npc *npc, uint32_t ctr_id, uint64_t *count);
int npc_mcam_clear_counter(struct npc *npc, uint32_t ctr_id);
int npc_mcam_free_entry(struct npc *npc, uint32_t entry);
int npc_mcam_free_all_entries(struct npc *npc);
int npc_mcam_alloc_and_write(struct npc *npc, struct roc_npc_flow *flow,
struct npc_parse_state *pst);
int npc_mcam_alloc_entry(struct npc *npc, struct roc_npc_flow *mcam,
struct roc_npc_flow *ref_mcam, int prio,
int *resp_count);
int npc_mcam_alloc_entries(struct npc *npc, int ref_mcam, int *alloc_entry,
int req_count, int prio, int *resp_count);
int npc_mcam_ena_dis_entry(struct npc *npc, struct roc_npc_flow *mcam,
bool enable);
int npc_mcam_write_entry(struct npc *npc, struct roc_npc_flow *mcam);
int npc_flow_enable_all_entries(struct npc *npc, bool enable);
int npc_update_parse_state(struct npc_parse_state *pst,
struct npc_parse_item_info *info, int lid, int lt,
uint8_t flags);
void npc_get_hw_supp_mask(struct npc_parse_state *pst,
struct npc_parse_item_info *info, int lid, int lt);
int npc_parse_item_basic(const struct roc_npc_item_info *item,
struct npc_parse_item_info *info);
int npc_parse_meta_items(struct npc_parse_state *pst);
int npc_parse_mark_item(struct npc_parse_state *pst);
int npc_parse_pre_l2(struct npc_parse_state *pst);
int npc_parse_higig2_hdr(struct npc_parse_state *pst);
int npc_parse_cpt_hdr(struct npc_parse_state *pst);
int npc_parse_la(struct npc_parse_state *pst);
int npc_parse_lb(struct npc_parse_state *pst);
int npc_parse_lc(struct npc_parse_state *pst);
int npc_parse_ld(struct npc_parse_state *pst);
int npc_parse_le(struct npc_parse_state *pst);
int npc_parse_lf(struct npc_parse_state *pst);
int npc_parse_lg(struct npc_parse_state *pst);
int npc_parse_lh(struct npc_parse_state *pst);
int npc_mcam_fetch_kex_cfg(struct npc *npc);
int npc_get_free_mcam_entry(struct mbox *mbox, struct roc_npc_flow *flow,
struct npc *npc);
void npc_delete_prio_list_entry(struct npc *npc, struct roc_npc_flow *flow);
int npc_flow_free_all_resources(struct npc *npc);
const struct roc_npc_item_info *
npc_parse_skip_void_and_any_items(const struct roc_npc_item_info *pattern);
int npc_program_mcam(struct npc *npc, struct npc_parse_state *pst,
bool mcam_alloc);
uint64_t npc_get_kex_capability(struct npc *npc);
int npc_rss_free_grp_get(struct npc *npc, uint32_t *grp);
int npc_rss_action_configure(struct roc_npc *roc_npc,
const struct roc_npc_action_rss *rss,
uint8_t *alg_idx, uint32_t *rss_grp,
uint32_t mcam_id);
int npc_rss_action_program(struct roc_npc *roc_npc,
const struct roc_npc_action actions[],
struct roc_npc_flow *flow);
int npc_rss_group_free(struct npc *npc, struct roc_npc_flow *flow);
int npc_mcam_init(struct npc *npc, struct roc_npc_flow *flow, int mcam_id);
int npc_mcam_move(struct mbox *mbox, uint16_t old_ent, uint16_t new_ent);
#endif /* _ROC_NPC_PRIV_H_ */
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