blob: d027c23b8ef8e2043dc0ae1601f428c4e9da03ec [file] [log] [blame]
/* SPDX-License-Identifier: GPL-2.0 */
/* Marvell RVU Admin Function driver
*
* Copyright (C) 2018 Marvell.
*
*/
#ifndef NPC_H
#define NPC_H
#define NPC_KEX_CHAN_MASK 0xFFFULL
#define SET_KEX_LD(intf, lid, ltype, ld, cfg) \
rvu_write64(rvu, blkaddr, \
NPC_AF_INTFX_LIDX_LTX_LDX_CFG(intf, lid, ltype, ld), cfg)
#define SET_KEX_LDFLAGS(intf, ld, flags, cfg) \
rvu_write64(rvu, blkaddr, \
NPC_AF_INTFX_LDATAX_FLAGSX_CFG(intf, ld, flags), cfg)
enum NPC_LID_E {
NPC_LID_LA = 0,
NPC_LID_LB,
NPC_LID_LC,
NPC_LID_LD,
NPC_LID_LE,
NPC_LID_LF,
NPC_LID_LG,
NPC_LID_LH,
};
#define NPC_LT_NA 0
enum npc_kpu_la_ltype {
NPC_LT_LA_8023 = 1,
NPC_LT_LA_ETHER,
NPC_LT_LA_IH_NIX_ETHER,
NPC_LT_LA_HIGIG2_ETHER = 7,
NPC_LT_LA_IH_NIX_HIGIG2_ETHER,
NPC_LT_LA_CUSTOM_L2_90B_ETHER,
NPC_LT_LA_CPT_HDR,
NPC_LT_LA_CUSTOM_L2_24B_ETHER,
NPC_LT_LA_CUSTOM_PRE_L2_ETHER,
NPC_LT_LA_CUSTOM0 = 0xE,
NPC_LT_LA_CUSTOM1 = 0xF,
};
enum npc_kpu_lb_ltype {
NPC_LT_LB_ETAG = 1,
NPC_LT_LB_CTAG,
NPC_LT_LB_STAG_QINQ,
NPC_LT_LB_BTAG,
NPC_LT_LB_PPPOE,
NPC_LT_LB_DSA,
NPC_LT_LB_DSA_VLAN,
NPC_LT_LB_EDSA,
NPC_LT_LB_EDSA_VLAN,
NPC_LT_LB_EXDSA,
NPC_LT_LB_EXDSA_VLAN,
NPC_LT_LB_FDSA,
NPC_LT_LB_VLAN_EXDSA,
NPC_LT_LB_CUSTOM0 = 0xE,
NPC_LT_LB_CUSTOM1 = 0xF,
};
enum npc_kpu_lc_ltype {
NPC_LT_LC_IP = 1,
NPC_LT_LC_IP_OPT,
NPC_LT_LC_IP6,
NPC_LT_LC_IP6_EXT,
NPC_LT_LC_ARP,
NPC_LT_LC_RARP,
NPC_LT_LC_MPLS,
NPC_LT_LC_NSH,
NPC_LT_LC_PTP,
NPC_LT_LC_FCOE,
NPC_LT_LC_NGIO,
NPC_LT_LC_CUSTOM0 = 0xE,
NPC_LT_LC_CUSTOM1 = 0xF,
};
/* Don't modify Ltypes upto SCTP, otherwise it will
* effect flow tag calculation and thus RSS.
*/
enum npc_kpu_ld_ltype {
NPC_LT_LD_TCP = 1,
NPC_LT_LD_UDP,
NPC_LT_LD_ICMP,
NPC_LT_LD_SCTP,
NPC_LT_LD_ICMP6,
NPC_LT_LD_CUSTOM0,
NPC_LT_LD_CUSTOM1,
NPC_LT_LD_IGMP = 8,
NPC_LT_LD_AH,
NPC_LT_LD_GRE,
NPC_LT_LD_NVGRE,
NPC_LT_LD_NSH,
NPC_LT_LD_TU_MPLS_IN_NSH,
NPC_LT_LD_TU_MPLS_IN_IP,
};
enum npc_kpu_le_ltype {
NPC_LT_LE_VXLAN = 1,
NPC_LT_LE_GENEVE,
NPC_LT_LE_ESP,
NPC_LT_LE_GTPU = 4,
NPC_LT_LE_VXLANGPE,
NPC_LT_LE_GTPC,
NPC_LT_LE_NSH,
NPC_LT_LE_TU_MPLS_IN_GRE,
NPC_LT_LE_TU_NSH_IN_GRE,
NPC_LT_LE_TU_MPLS_IN_UDP,
NPC_LT_LE_CUSTOM0 = 0xE,
NPC_LT_LE_CUSTOM1 = 0xF,
};
enum npc_kpu_lf_ltype {
NPC_LT_LF_TU_ETHER = 1,
NPC_LT_LF_TU_PPP,
NPC_LT_LF_TU_MPLS_IN_VXLANGPE,
NPC_LT_LF_TU_NSH_IN_VXLANGPE,
NPC_LT_LF_TU_MPLS_IN_NSH,
NPC_LT_LF_TU_3RD_NSH,
NPC_LT_LF_CUSTOM0 = 0xE,
NPC_LT_LF_CUSTOM1 = 0xF,
};
enum npc_kpu_lg_ltype {
NPC_LT_LG_TU_IP = 1,
NPC_LT_LG_TU_IP6,
NPC_LT_LG_TU_ARP,
NPC_LT_LG_TU_ETHER_IN_NSH,
NPC_LT_LG_CUSTOM0 = 0xE,
NPC_LT_LG_CUSTOM1 = 0xF,
};
/* Don't modify Ltypes upto SCTP, otherwise it will
* effect flow tag calculation and thus RSS.
*/
enum npc_kpu_lh_ltype {
NPC_LT_LH_TU_TCP = 1,
NPC_LT_LH_TU_UDP,
NPC_LT_LH_TU_ICMP,
NPC_LT_LH_TU_SCTP,
NPC_LT_LH_TU_ICMP6,
NPC_LT_LH_TU_IGMP = 8,
NPC_LT_LH_TU_ESP,
NPC_LT_LH_TU_AH,
NPC_LT_LH_CUSTOM0 = 0xE,
NPC_LT_LH_CUSTOM1 = 0xF,
};
/* NPC port kind defines how the incoming or outgoing packets
* are processed. NPC accepts packets from up to 64 pkinds.
* Software assigns pkind for each incoming port such as CGX
* Ethernet interfaces, LBK interfaces, etc.
*/
#define NPC_UNRESERVED_PKIND_COUNT NPC_RX_CUSTOM_PRE_L2_PKIND
enum npc_pkind_type {
NPC_RX_LBK_PKIND = 0ULL,
NPC_RX_CUSTOM_PRE_L2_PKIND = 55ULL,
NPC_RX_VLAN_EXDSA_PKIND = 56ULL,
NPC_RX_CHLEN24B_PKIND = 57ULL,
NPC_RX_CPT_HDR_PKIND,
NPC_RX_CHLEN90B_PKIND,
NPC_TX_HIGIG_PKIND,
NPC_RX_HIGIG_PKIND,
NPC_RX_EDSA_PKIND,
NPC_TX_DEF_PKIND, /* NIX-TX PKIND */
};
enum npc_interface_type {
NPC_INTF_MODE_DEF,
};
/* list of known and supported fields in packet header and
* fields present in key structure.
*/
enum key_fields {
NPC_DMAC,
NPC_SMAC,
NPC_ETYPE,
NPC_VLAN_ETYPE_CTAG, /* 0x8100 */
NPC_VLAN_ETYPE_STAG, /* 0x88A8 */
NPC_OUTER_VID,
NPC_TOS,
NPC_SIP_IPV4,
NPC_DIP_IPV4,
NPC_SIP_IPV6,
NPC_DIP_IPV6,
NPC_IPPROTO_TCP,
NPC_IPPROTO_UDP,
NPC_IPPROTO_SCTP,
NPC_IPPROTO_AH,
NPC_IPPROTO_ESP,
NPC_IPPROTO_ICMP,
NPC_IPPROTO_ICMP6,
NPC_SPORT_TCP,
NPC_DPORT_TCP,
NPC_SPORT_UDP,
NPC_DPORT_UDP,
NPC_SPORT_SCTP,
NPC_DPORT_SCTP,
NPC_HEADER_FIELDS_MAX,
NPC_CHAN = NPC_HEADER_FIELDS_MAX, /* Valid when Rx */
NPC_PF_FUNC, /* Valid when Tx */
NPC_ERRLEV,
NPC_ERRCODE,
NPC_LXMB,
NPC_EXACT_RESULT,
NPC_LA,
NPC_LB,
NPC_LC,
NPC_LD,
NPC_LE,
NPC_LF,
NPC_LG,
NPC_LH,
/* Ethertype for untagged frame */
NPC_ETYPE_ETHER,
/* Ethertype for single tagged frame */
NPC_ETYPE_TAG1,
/* Ethertype for double tagged frame */
NPC_ETYPE_TAG2,
/* outer vlan tci for single tagged frame */
NPC_VLAN_TAG1,
/* outer vlan tci for double tagged frame */
NPC_VLAN_TAG2,
/* other header fields programmed to extract but not of our interest */
NPC_UNKNOWN,
NPC_KEY_FIELDS_MAX,
};
struct npc_kpu_profile_cam {
u8 state;
u8 state_mask;
u16 dp0;
u16 dp0_mask;
u16 dp1;
u16 dp1_mask;
u16 dp2;
u16 dp2_mask;
} __packed;
struct npc_kpu_profile_action {
u8 errlev;
u8 errcode;
u8 dp0_offset;
u8 dp1_offset;
u8 dp2_offset;
u8 bypass_count;
u8 parse_done;
u8 next_state;
u8 ptr_advance;
u8 cap_ena;
u8 lid;
u8 ltype;
u8 flags;
u8 offset;
u8 mask;
u8 right;
u8 shift;
} __packed;
struct npc_kpu_profile {
int cam_entries;
int action_entries;
struct npc_kpu_profile_cam *cam;
struct npc_kpu_profile_action *action;
};
/* NPC KPU register formats */
struct npc_kpu_cam {
#if defined(__BIG_ENDIAN_BITFIELD)
u64 rsvd_63_56 : 8;
u64 state : 8;
u64 dp2_data : 16;
u64 dp1_data : 16;
u64 dp0_data : 16;
#else
u64 dp0_data : 16;
u64 dp1_data : 16;
u64 dp2_data : 16;
u64 state : 8;
u64 rsvd_63_56 : 8;
#endif
};
struct npc_kpu_action0 {
#if defined(__BIG_ENDIAN_BITFIELD)
u64 rsvd_63_57 : 7;
u64 byp_count : 3;
u64 capture_ena : 1;
u64 parse_done : 1;
u64 next_state : 8;
u64 rsvd_43 : 1;
u64 capture_lid : 3;
u64 capture_ltype : 4;
u64 capture_flags : 8;
u64 ptr_advance : 8;
u64 var_len_offset : 8;
u64 var_len_mask : 8;
u64 var_len_right : 1;
u64 var_len_shift : 3;
#else
u64 var_len_shift : 3;
u64 var_len_right : 1;
u64 var_len_mask : 8;
u64 var_len_offset : 8;
u64 ptr_advance : 8;
u64 capture_flags : 8;
u64 capture_ltype : 4;
u64 capture_lid : 3;
u64 rsvd_43 : 1;
u64 next_state : 8;
u64 parse_done : 1;
u64 capture_ena : 1;
u64 byp_count : 3;
u64 rsvd_63_57 : 7;
#endif
};
struct npc_kpu_action1 {
#if defined(__BIG_ENDIAN_BITFIELD)
u64 rsvd_63_36 : 28;
u64 errlev : 4;
u64 errcode : 8;
u64 dp2_offset : 8;
u64 dp1_offset : 8;
u64 dp0_offset : 8;
#else
u64 dp0_offset : 8;
u64 dp1_offset : 8;
u64 dp2_offset : 8;
u64 errcode : 8;
u64 errlev : 4;
u64 rsvd_63_36 : 28;
#endif
};
struct npc_kpu_pkind_cpi_def {
#if defined(__BIG_ENDIAN_BITFIELD)
u64 ena : 1;
u64 rsvd_62_59 : 4;
u64 lid : 3;
u64 ltype_match : 4;
u64 ltype_mask : 4;
u64 flags_match : 8;
u64 flags_mask : 8;
u64 add_offset : 8;
u64 add_mask : 8;
u64 rsvd_15 : 1;
u64 add_shift : 3;
u64 rsvd_11_10 : 2;
u64 cpi_base : 10;
#else
u64 cpi_base : 10;
u64 rsvd_11_10 : 2;
u64 add_shift : 3;
u64 rsvd_15 : 1;
u64 add_mask : 8;
u64 add_offset : 8;
u64 flags_mask : 8;
u64 flags_match : 8;
u64 ltype_mask : 4;
u64 ltype_match : 4;
u64 lid : 3;
u64 rsvd_62_59 : 4;
u64 ena : 1;
#endif
};
struct nix_rx_action {
#if defined(__BIG_ENDIAN_BITFIELD)
u64 rsvd_63_61 :3;
u64 flow_key_alg :5;
u64 match_id :16;
u64 index :20;
u64 pf_func :16;
u64 op :4;
#else
u64 op :4;
u64 pf_func :16;
u64 index :20;
u64 match_id :16;
u64 flow_key_alg :5;
u64 rsvd_63_61 :3;
#endif
};
/* NPC_AF_INTFX_KEX_CFG field masks */
#define NPC_EXACT_NIBBLE_START 40
#define NPC_EXACT_NIBBLE_END 43
#define NPC_EXACT_NIBBLE GENMASK_ULL(43, 40)
/* NPC_EXACT_KEX_S nibble definitions for each field */
#define NPC_EXACT_NIBBLE_HIT BIT_ULL(40)
#define NPC_EXACT_NIBBLE_OPC BIT_ULL(40)
#define NPC_EXACT_NIBBLE_WAY BIT_ULL(40)
#define NPC_EXACT_NIBBLE_INDEX GENMASK_ULL(43, 41)
#define NPC_EXACT_RESULT_HIT BIT_ULL(0)
#define NPC_EXACT_RESULT_OPC GENMASK_ULL(2, 1)
#define NPC_EXACT_RESULT_WAY GENMASK_ULL(4, 3)
#define NPC_EXACT_RESULT_IDX GENMASK_ULL(15, 5)
/* NPC_AF_INTFX_KEX_CFG field masks */
#define NPC_PARSE_NIBBLE GENMASK_ULL(30, 0)
/* NPC_PARSE_KEX_S nibble definitions for each field */
#define NPC_PARSE_NIBBLE_CHAN GENMASK_ULL(2, 0)
#define NPC_PARSE_NIBBLE_ERRLEV BIT_ULL(3)
#define NPC_PARSE_NIBBLE_ERRCODE GENMASK_ULL(5, 4)
#define NPC_PARSE_NIBBLE_L2L3_BCAST BIT_ULL(6)
#define NPC_PARSE_NIBBLE_LA_FLAGS GENMASK_ULL(8, 7)
#define NPC_PARSE_NIBBLE_LA_LTYPE BIT_ULL(9)
#define NPC_PARSE_NIBBLE_LB_FLAGS GENMASK_ULL(11, 10)
#define NPC_PARSE_NIBBLE_LB_LTYPE BIT_ULL(12)
#define NPC_PARSE_NIBBLE_LC_FLAGS GENMASK_ULL(14, 13)
#define NPC_PARSE_NIBBLE_LC_LTYPE BIT_ULL(15)
#define NPC_PARSE_NIBBLE_LD_FLAGS GENMASK_ULL(17, 16)
#define NPC_PARSE_NIBBLE_LD_LTYPE BIT_ULL(18)
#define NPC_PARSE_NIBBLE_LE_FLAGS GENMASK_ULL(20, 19)
#define NPC_PARSE_NIBBLE_LE_LTYPE BIT_ULL(21)
#define NPC_PARSE_NIBBLE_LF_FLAGS GENMASK_ULL(23, 22)
#define NPC_PARSE_NIBBLE_LF_LTYPE BIT_ULL(24)
#define NPC_PARSE_NIBBLE_LG_FLAGS GENMASK_ULL(26, 25)
#define NPC_PARSE_NIBBLE_LG_LTYPE BIT_ULL(27)
#define NPC_PARSE_NIBBLE_LH_FLAGS GENMASK_ULL(29, 28)
#define NPC_PARSE_NIBBLE_LH_LTYPE BIT_ULL(30)
struct nix_tx_action {
#if defined(__BIG_ENDIAN_BITFIELD)
u64 rsvd_63_48 :16;
u64 match_id :16;
u64 index :20;
u64 rsvd_11_8 :8;
u64 op :4;
#else
u64 op :4;
u64 rsvd_11_8 :8;
u64 index :20;
u64 match_id :16;
u64 rsvd_63_48 :16;
#endif
};
/* NIX Receive Vtag Action Structure */
#define RX_VTAG0_VALID_BIT BIT_ULL(15)
#define RX_VTAG0_TYPE_MASK GENMASK_ULL(14, 12)
#define RX_VTAG0_LID_MASK GENMASK_ULL(10, 8)
#define RX_VTAG0_RELPTR_MASK GENMASK_ULL(7, 0)
#define RX_VTAG1_VALID_BIT BIT_ULL(47)
#define RX_VTAG1_TYPE_MASK GENMASK_ULL(46, 44)
#define RX_VTAG1_LID_MASK GENMASK_ULL(42, 40)
#define RX_VTAG1_RELPTR_MASK GENMASK_ULL(39, 32)
/* NIX Transmit Vtag Action Structure */
#define TX_VTAG0_DEF_MASK GENMASK_ULL(25, 16)
#define TX_VTAG0_OP_MASK GENMASK_ULL(13, 12)
#define TX_VTAG0_LID_MASK GENMASK_ULL(10, 8)
#define TX_VTAG0_RELPTR_MASK GENMASK_ULL(7, 0)
#define TX_VTAG1_DEF_MASK GENMASK_ULL(57, 48)
#define TX_VTAG1_OP_MASK GENMASK_ULL(45, 44)
#define TX_VTAG1_LID_MASK GENMASK_ULL(42, 40)
#define TX_VTAG1_RELPTR_MASK GENMASK_ULL(39, 32)
/* NPC MCAM reserved entry index per nixlf */
#define NIXLF_UCAST_ENTRY 0
#define NIXLF_BCAST_ENTRY 1
#define NIXLF_ALLMULTI_ENTRY 2
#define NIXLF_PROMISC_ENTRY 3
struct npc_coalesced_kpu_prfl {
#define NPC_SIGN 0x00666f727063706e
#define NPC_PRFL_NAME "npc_prfls_array"
#define NPC_NAME_LEN 32
__le64 signature; /* "npcprof\0" (8 bytes/ASCII characters) */
u8 name[NPC_NAME_LEN]; /* KPU Profile name */
u64 version; /* KPU firmware/profile version */
u8 num_prfl; /* No of NPC profiles. */
u16 prfl_sz[];
};
struct npc_mcam_kex {
/* MKEX Profle Header */
u64 mkex_sign; /* "mcam-kex-profile" (8 bytes/ASCII characters) */
u8 name[MKEX_NAME_LEN]; /* MKEX Profile name */
u64 cpu_model; /* Format as profiled by CPU hardware */
u64 kpu_version; /* KPU firmware/profile version */
u64 reserved; /* Reserved for extension */
/* MKEX Profle Data */
u64 keyx_cfg[NPC_MAX_INTF]; /* NPC_AF_INTF(0..1)_KEX_CFG */
/* NPC_AF_KEX_LDATA(0..1)_FLAGS_CFG */
u64 kex_ld_flags[NPC_MAX_LD];
/* NPC_AF_INTF(0..1)_LID(0..7)_LT(0..15)_LD(0..1)_CFG */
u64 intf_lid_lt_ld[NPC_MAX_INTF][NPC_MAX_LID][NPC_MAX_LT][NPC_MAX_LD];
/* NPC_AF_INTF(0..1)_LDATA(0..1)_FLAGS(0..15)_CFG */
u64 intf_ld_flags[NPC_MAX_INTF][NPC_MAX_LD][NPC_MAX_LFL];
} __packed;
struct npc_kpu_fwdata {
int entries;
/* What follows is:
* struct npc_kpu_profile_cam[entries];
* struct npc_kpu_profile_action[entries];
*/
u8 data[];
} __packed;
struct npc_lt_def {
u8 ltype_mask;
u8 ltype_match;
u8 lid;
};
struct npc_lt_def_ipsec {
u8 ltype_mask;
u8 ltype_match;
u8 lid;
u8 spi_offset;
u8 spi_nz;
};
struct npc_lt_def_apad {
u8 ltype_mask;
u8 ltype_match;
u8 lid;
u8 valid;
} __packed;
struct npc_lt_def_color {
u8 ltype_mask;
u8 ltype_match;
u8 lid;
u8 noffset;
u8 offset;
} __packed;
struct npc_lt_def_et {
u8 ltype_mask;
u8 ltype_match;
u8 lid;
u8 valid;
u8 offset;
} __packed;
struct npc_lt_def_cfg {
struct npc_lt_def rx_ol2;
struct npc_lt_def rx_oip4;
struct npc_lt_def rx_iip4;
struct npc_lt_def rx_oip6;
struct npc_lt_def rx_iip6;
struct npc_lt_def rx_otcp;
struct npc_lt_def rx_itcp;
struct npc_lt_def rx_oudp;
struct npc_lt_def rx_iudp;
struct npc_lt_def rx_osctp;
struct npc_lt_def rx_isctp;
struct npc_lt_def_ipsec rx_ipsec[2];
struct npc_lt_def pck_ol2;
struct npc_lt_def pck_oip4;
struct npc_lt_def pck_oip6;
struct npc_lt_def pck_iip4;
struct npc_lt_def_apad rx_apad0;
struct npc_lt_def_apad rx_apad1;
struct npc_lt_def_color ovlan;
struct npc_lt_def_color ivlan;
struct npc_lt_def_color rx_gen0_color;
struct npc_lt_def_color rx_gen1_color;
struct npc_lt_def_et rx_et[2];
} __packed;
/* Loadable KPU profile firmware data */
struct npc_kpu_profile_fwdata {
#define KPU_SIGN 0x00666f727075706b
#define KPU_NAME_LEN 32
/** Maximum number of custom KPU entries supported by the built-in profile. */
#define KPU_MAX_CST_ENT 6
/* KPU Profle Header */
__le64 signature; /* "kpuprof\0" (8 bytes/ASCII characters) */
u8 name[KPU_NAME_LEN]; /* KPU Profile name */
__le64 version; /* KPU profile version */
u8 kpus;
u8 reserved[7];
/* Default MKEX profile to be used with this KPU profile. May be
* overridden with mkex_profile module parameter. Format is same as for
* the MKEX profile to streamline processing.
*/
struct npc_mcam_kex mkex;
/* LTYPE values for specific HW offloaded protocols. */
struct npc_lt_def_cfg lt_def;
/* Dynamically sized data:
* Custom KPU CAM and ACTION configuration entries.
* struct npc_kpu_fwdata kpu[kpus];
*/
u8 data[];
} __packed;
struct rvu_npc_mcam_rule {
struct flow_msg packet;
struct flow_msg mask;
u8 intf;
union {
struct nix_tx_action tx_action;
struct nix_rx_action rx_action;
};
u64 vtag_action;
struct list_head list;
u64 features;
u16 owner;
u16 entry;
u16 cntr;
bool has_cntr;
u8 default_rule;
bool enable;
bool vfvlan_cfg;
u16 chan;
u16 chan_mask;
u8 lxmb;
};
#endif /* NPC_H */