cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
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ocelot_vcap.h (19682B)


      1/* SPDX-License-Identifier: (GPL-2.0 OR MIT)
      2 * Microsemi Ocelot Switch driver
      3 * Copyright (c) 2019 Microsemi Corporation
      4 */
      5
      6#ifndef _OCELOT_VCAP_H_
      7#define _OCELOT_VCAP_H_
      8
      9#include <soc/mscc/ocelot.h>
     10
     11/* Cookie definitions for private VCAP filters installed by the driver.
     12 * Must be unique per VCAP block.
     13 */
     14#define OCELOT_VCAP_ES0_TAG_8021Q_RXVLAN(ocelot, port, upstream) ((upstream) << 16 | (port))
     15#define OCELOT_VCAP_IS1_TAG_8021Q_TXVLAN(ocelot, port)		(port)
     16#define OCELOT_VCAP_IS2_TAG_8021Q_TXVLAN(ocelot, port)		(port)
     17#define OCELOT_VCAP_IS2_MRP_REDIRECT(ocelot, port)		((ocelot)->num_phys_ports + (port))
     18#define OCELOT_VCAP_IS2_MRP_TRAP(ocelot)			((ocelot)->num_phys_ports * 2)
     19#define OCELOT_VCAP_IS2_L2_PTP_TRAP(ocelot)			((ocelot)->num_phys_ports * 2 + 1)
     20#define OCELOT_VCAP_IS2_IPV4_GEN_PTP_TRAP(ocelot)		((ocelot)->num_phys_ports * 2 + 2)
     21#define OCELOT_VCAP_IS2_IPV4_EV_PTP_TRAP(ocelot)		((ocelot)->num_phys_ports * 2 + 3)
     22#define OCELOT_VCAP_IS2_IPV6_GEN_PTP_TRAP(ocelot)		((ocelot)->num_phys_ports * 2 + 4)
     23#define OCELOT_VCAP_IS2_IPV6_EV_PTP_TRAP(ocelot)		((ocelot)->num_phys_ports * 2 + 5)
     24
     25/* =================================================================
     26 *  VCAP Common
     27 * =================================================================
     28 */
     29
     30enum {
     31	VCAP_ES0,
     32	VCAP_IS1,
     33	VCAP_IS2,
     34	__VCAP_COUNT,
     35};
     36
     37#define OCELOT_NUM_VCAP_BLOCKS		__VCAP_COUNT
     38
     39struct vcap_props {
     40	u16 tg_width; /* Type-group width (in bits) */
     41	u16 sw_count; /* Sub word count */
     42	u16 entry_count; /* Entry count */
     43	u16 entry_words; /* Number of entry words */
     44	u16 entry_width; /* Entry width (in bits) */
     45	u16 action_count; /* Action count */
     46	u16 action_words; /* Number of action words */
     47	u16 action_width; /* Action width (in bits) */
     48	u16 action_type_width; /* Action type width (in bits) */
     49	struct {
     50		u16 width; /* Action type width (in bits) */
     51		u16 count; /* Action type sub word count */
     52	} action_table[2];
     53	u16 counter_words; /* Number of counter words */
     54	u16 counter_width; /* Counter width (in bits) */
     55
     56	enum ocelot_target		target;
     57
     58	const struct vcap_field		*keys;
     59	const struct vcap_field		*actions;
     60};
     61
     62/* VCAP Type-Group values */
     63#define VCAP_TG_NONE 0 /* Entry is invalid */
     64#define VCAP_TG_FULL 1 /* Full entry */
     65#define VCAP_TG_HALF 2 /* Half entry */
     66#define VCAP_TG_QUARTER 3 /* Quarter entry */
     67
     68#define VCAP_CORE_UPDATE_CTRL_UPDATE_CMD(x)      (((x) << 22) & GENMASK(24, 22))
     69#define VCAP_CORE_UPDATE_CTRL_UPDATE_CMD_M       GENMASK(24, 22)
     70#define VCAP_CORE_UPDATE_CTRL_UPDATE_CMD_X(x)    (((x) & GENMASK(24, 22)) >> 22)
     71#define VCAP_CORE_UPDATE_CTRL_UPDATE_ENTRY_DIS   BIT(21)
     72#define VCAP_CORE_UPDATE_CTRL_UPDATE_ACTION_DIS  BIT(20)
     73#define VCAP_CORE_UPDATE_CTRL_UPDATE_CNT_DIS     BIT(19)
     74#define VCAP_CORE_UPDATE_CTRL_UPDATE_ADDR(x)     (((x) << 3) & GENMASK(18, 3))
     75#define VCAP_CORE_UPDATE_CTRL_UPDATE_ADDR_M      GENMASK(18, 3)
     76#define VCAP_CORE_UPDATE_CTRL_UPDATE_ADDR_X(x)   (((x) & GENMASK(18, 3)) >> 3)
     77#define VCAP_CORE_UPDATE_CTRL_UPDATE_SHOT        BIT(2)
     78#define VCAP_CORE_UPDATE_CTRL_CLEAR_CACHE        BIT(1)
     79#define VCAP_CORE_UPDATE_CTRL_MV_TRAFFIC_IGN     BIT(0)
     80
     81#define VCAP_CORE_MV_CFG_MV_NUM_POS(x)           (((x) << 16) & GENMASK(31, 16))
     82#define VCAP_CORE_MV_CFG_MV_NUM_POS_M            GENMASK(31, 16)
     83#define VCAP_CORE_MV_CFG_MV_NUM_POS_X(x)         (((x) & GENMASK(31, 16)) >> 16)
     84#define VCAP_CORE_MV_CFG_MV_SIZE(x)              ((x) & GENMASK(15, 0))
     85#define VCAP_CORE_MV_CFG_MV_SIZE_M               GENMASK(15, 0)
     86
     87#define VCAP_CACHE_ENTRY_DAT_RSZ                 0x4
     88
     89#define VCAP_CACHE_MASK_DAT_RSZ                  0x4
     90
     91#define VCAP_CACHE_ACTION_DAT_RSZ                0x4
     92
     93#define VCAP_CACHE_CNT_DAT_RSZ                   0x4
     94
     95#define VCAP_STICKY_VCAP_ROW_DELETED_STICKY      BIT(0)
     96
     97#define TCAM_BIST_CTRL_TCAM_BIST                 BIT(1)
     98#define TCAM_BIST_CTRL_TCAM_INIT                 BIT(0)
     99
    100#define TCAM_BIST_CFG_TCAM_BIST_SOE_ENA          BIT(8)
    101#define TCAM_BIST_CFG_TCAM_HCG_DIS               BIT(7)
    102#define TCAM_BIST_CFG_TCAM_CG_DIS                BIT(6)
    103#define TCAM_BIST_CFG_TCAM_BIAS(x)               ((x) & GENMASK(5, 0))
    104#define TCAM_BIST_CFG_TCAM_BIAS_M                GENMASK(5, 0)
    105
    106#define TCAM_BIST_STAT_BIST_RT_ERR               BIT(15)
    107#define TCAM_BIST_STAT_BIST_PENC_ERR             BIT(14)
    108#define TCAM_BIST_STAT_BIST_COMP_ERR             BIT(13)
    109#define TCAM_BIST_STAT_BIST_ADDR_ERR             BIT(12)
    110#define TCAM_BIST_STAT_BIST_BL1E_ERR             BIT(11)
    111#define TCAM_BIST_STAT_BIST_BL1_ERR              BIT(10)
    112#define TCAM_BIST_STAT_BIST_BL0E_ERR             BIT(9)
    113#define TCAM_BIST_STAT_BIST_BL0_ERR              BIT(8)
    114#define TCAM_BIST_STAT_BIST_PH1_ERR              BIT(7)
    115#define TCAM_BIST_STAT_BIST_PH0_ERR              BIT(6)
    116#define TCAM_BIST_STAT_BIST_PV1_ERR              BIT(5)
    117#define TCAM_BIST_STAT_BIST_PV0_ERR              BIT(4)
    118#define TCAM_BIST_STAT_BIST_RUN                  BIT(3)
    119#define TCAM_BIST_STAT_BIST_ERR                  BIT(2)
    120#define TCAM_BIST_STAT_BIST_BUSY                 BIT(1)
    121#define TCAM_BIST_STAT_TCAM_RDY                  BIT(0)
    122
    123/* =================================================================
    124 *  VCAP IS2
    125 * =================================================================
    126 */
    127
    128/* IS2 half key types */
    129#define IS2_TYPE_ETYPE 0
    130#define IS2_TYPE_LLC 1
    131#define IS2_TYPE_SNAP 2
    132#define IS2_TYPE_ARP 3
    133#define IS2_TYPE_IP_UDP_TCP 4
    134#define IS2_TYPE_IP_OTHER 5
    135#define IS2_TYPE_IPV6 6
    136#define IS2_TYPE_OAM 7
    137#define IS2_TYPE_SMAC_SIP6 8
    138#define IS2_TYPE_ANY 100 /* Pseudo type */
    139
    140/* IS2 half key type mask for matching any IP */
    141#define IS2_TYPE_MASK_IP_ANY 0xe
    142
    143enum {
    144	IS2_ACTION_TYPE_NORMAL,
    145	IS2_ACTION_TYPE_SMAC_SIP,
    146	IS2_ACTION_TYPE_MAX,
    147};
    148
    149/* IS2 MASK_MODE values */
    150#define IS2_ACT_MASK_MODE_NONE 0
    151#define IS2_ACT_MASK_MODE_FILTER 1
    152#define IS2_ACT_MASK_MODE_POLICY 2
    153#define IS2_ACT_MASK_MODE_REDIR 3
    154
    155/* IS2 REW_OP values */
    156#define IS2_ACT_REW_OP_NONE 0
    157#define IS2_ACT_REW_OP_PTP_ONE 2
    158#define IS2_ACT_REW_OP_PTP_TWO 3
    159#define IS2_ACT_REW_OP_SPECIAL 8
    160#define IS2_ACT_REW_OP_PTP_ORG 9
    161#define IS2_ACT_REW_OP_PTP_ONE_SUB_DELAY_1 (IS2_ACT_REW_OP_PTP_ONE | (1 << 3))
    162#define IS2_ACT_REW_OP_PTP_ONE_SUB_DELAY_2 (IS2_ACT_REW_OP_PTP_ONE | (2 << 3))
    163#define IS2_ACT_REW_OP_PTP_ONE_ADD_DELAY (IS2_ACT_REW_OP_PTP_ONE | (1 << 5))
    164#define IS2_ACT_REW_OP_PTP_ONE_ADD_SUB BIT(7)
    165
    166#define VCAP_PORT_WIDTH 4
    167
    168/* IS2 quarter key - SMAC_SIP4 */
    169#define IS2_QKO_IGR_PORT 0
    170#define IS2_QKL_IGR_PORT VCAP_PORT_WIDTH
    171#define IS2_QKO_L2_SMAC (IS2_QKO_IGR_PORT + IS2_QKL_IGR_PORT)
    172#define IS2_QKL_L2_SMAC 48
    173#define IS2_QKO_L3_IP4_SIP (IS2_QKO_L2_SMAC + IS2_QKL_L2_SMAC)
    174#define IS2_QKL_L3_IP4_SIP 32
    175
    176enum vcap_is2_half_key_field {
    177	/* Common */
    178	VCAP_IS2_TYPE,
    179	VCAP_IS2_HK_FIRST,
    180	VCAP_IS2_HK_PAG,
    181	VCAP_IS2_HK_RSV1,
    182	VCAP_IS2_HK_IGR_PORT_MASK,
    183	VCAP_IS2_HK_RSV2,
    184	VCAP_IS2_HK_HOST_MATCH,
    185	VCAP_IS2_HK_L2_MC,
    186	VCAP_IS2_HK_L2_BC,
    187	VCAP_IS2_HK_VLAN_TAGGED,
    188	VCAP_IS2_HK_VID,
    189	VCAP_IS2_HK_DEI,
    190	VCAP_IS2_HK_PCP,
    191	/* MAC_ETYPE / MAC_LLC / MAC_SNAP / OAM common */
    192	VCAP_IS2_HK_L2_DMAC,
    193	VCAP_IS2_HK_L2_SMAC,
    194	/* MAC_ETYPE (TYPE=000) */
    195	VCAP_IS2_HK_MAC_ETYPE_ETYPE,
    196	VCAP_IS2_HK_MAC_ETYPE_L2_PAYLOAD0,
    197	VCAP_IS2_HK_MAC_ETYPE_L2_PAYLOAD1,
    198	VCAP_IS2_HK_MAC_ETYPE_L2_PAYLOAD2,
    199	/* MAC_LLC (TYPE=001) */
    200	VCAP_IS2_HK_MAC_LLC_DMAC,
    201	VCAP_IS2_HK_MAC_LLC_SMAC,
    202	VCAP_IS2_HK_MAC_LLC_L2_LLC,
    203	/* MAC_SNAP (TYPE=010) */
    204	VCAP_IS2_HK_MAC_SNAP_SMAC,
    205	VCAP_IS2_HK_MAC_SNAP_DMAC,
    206	VCAP_IS2_HK_MAC_SNAP_L2_SNAP,
    207	/* MAC_ARP (TYPE=011) */
    208	VCAP_IS2_HK_MAC_ARP_SMAC,
    209	VCAP_IS2_HK_MAC_ARP_ADDR_SPACE_OK,
    210	VCAP_IS2_HK_MAC_ARP_PROTO_SPACE_OK,
    211	VCAP_IS2_HK_MAC_ARP_LEN_OK,
    212	VCAP_IS2_HK_MAC_ARP_TARGET_MATCH,
    213	VCAP_IS2_HK_MAC_ARP_SENDER_MATCH,
    214	VCAP_IS2_HK_MAC_ARP_OPCODE_UNKNOWN,
    215	VCAP_IS2_HK_MAC_ARP_OPCODE,
    216	VCAP_IS2_HK_MAC_ARP_L3_IP4_DIP,
    217	VCAP_IS2_HK_MAC_ARP_L3_IP4_SIP,
    218	VCAP_IS2_HK_MAC_ARP_DIP_EQ_SIP,
    219	/* IP4_TCP_UDP / IP4_OTHER common */
    220	VCAP_IS2_HK_IP4,
    221	VCAP_IS2_HK_L3_FRAGMENT,
    222	VCAP_IS2_HK_L3_FRAG_OFS_GT0,
    223	VCAP_IS2_HK_L3_OPTIONS,
    224	VCAP_IS2_HK_IP4_L3_TTL_GT0,
    225	VCAP_IS2_HK_L3_TOS,
    226	VCAP_IS2_HK_L3_IP4_DIP,
    227	VCAP_IS2_HK_L3_IP4_SIP,
    228	VCAP_IS2_HK_DIP_EQ_SIP,
    229	/* IP4_TCP_UDP (TYPE=100) */
    230	VCAP_IS2_HK_TCP,
    231	VCAP_IS2_HK_L4_SPORT,
    232	VCAP_IS2_HK_L4_DPORT,
    233	VCAP_IS2_HK_L4_RNG,
    234	VCAP_IS2_HK_L4_SPORT_EQ_DPORT,
    235	VCAP_IS2_HK_L4_SEQUENCE_EQ0,
    236	VCAP_IS2_HK_L4_URG,
    237	VCAP_IS2_HK_L4_ACK,
    238	VCAP_IS2_HK_L4_PSH,
    239	VCAP_IS2_HK_L4_RST,
    240	VCAP_IS2_HK_L4_SYN,
    241	VCAP_IS2_HK_L4_FIN,
    242	VCAP_IS2_HK_L4_1588_DOM,
    243	VCAP_IS2_HK_L4_1588_VER,
    244	/* IP4_OTHER (TYPE=101) */
    245	VCAP_IS2_HK_IP4_L3_PROTO,
    246	VCAP_IS2_HK_L3_PAYLOAD,
    247	/* IP6_STD (TYPE=110) */
    248	VCAP_IS2_HK_IP6_L3_TTL_GT0,
    249	VCAP_IS2_HK_IP6_L3_PROTO,
    250	VCAP_IS2_HK_L3_IP6_SIP,
    251	/* OAM (TYPE=111) */
    252	VCAP_IS2_HK_OAM_MEL_FLAGS,
    253	VCAP_IS2_HK_OAM_VER,
    254	VCAP_IS2_HK_OAM_OPCODE,
    255	VCAP_IS2_HK_OAM_FLAGS,
    256	VCAP_IS2_HK_OAM_MEPID,
    257	VCAP_IS2_HK_OAM_CCM_CNTS_EQ0,
    258	VCAP_IS2_HK_OAM_IS_Y1731,
    259};
    260
    261struct vcap_field {
    262	int offset;
    263	int length;
    264};
    265
    266enum vcap_is2_action_field {
    267	VCAP_IS2_ACT_HIT_ME_ONCE,
    268	VCAP_IS2_ACT_CPU_COPY_ENA,
    269	VCAP_IS2_ACT_CPU_QU_NUM,
    270	VCAP_IS2_ACT_MASK_MODE,
    271	VCAP_IS2_ACT_MIRROR_ENA,
    272	VCAP_IS2_ACT_LRN_DIS,
    273	VCAP_IS2_ACT_POLICE_ENA,
    274	VCAP_IS2_ACT_POLICE_IDX,
    275	VCAP_IS2_ACT_POLICE_VCAP_ONLY,
    276	VCAP_IS2_ACT_PORT_MASK,
    277	VCAP_IS2_ACT_REW_OP,
    278	VCAP_IS2_ACT_SMAC_REPLACE_ENA,
    279	VCAP_IS2_ACT_RSV,
    280	VCAP_IS2_ACT_ACL_ID,
    281	VCAP_IS2_ACT_HIT_CNT,
    282};
    283
    284/* =================================================================
    285 *  VCAP IS1
    286 * =================================================================
    287 */
    288
    289/* IS1 half key types */
    290#define IS1_TYPE_S1_NORMAL 0
    291#define IS1_TYPE_S1_5TUPLE_IP4 1
    292
    293/* IS1 full key types */
    294#define IS1_TYPE_S1_NORMAL_IP6 0
    295#define IS1_TYPE_S1_7TUPLE 1
    296#define IS2_TYPE_S1_5TUPLE_IP6 2
    297
    298enum {
    299	IS1_ACTION_TYPE_NORMAL,
    300	IS1_ACTION_TYPE_MAX,
    301};
    302
    303enum vcap_is1_half_key_field {
    304	VCAP_IS1_HK_TYPE,
    305	VCAP_IS1_HK_LOOKUP,
    306	VCAP_IS1_HK_IGR_PORT_MASK,
    307	VCAP_IS1_HK_RSV,
    308	VCAP_IS1_HK_OAM_Y1731,
    309	VCAP_IS1_HK_L2_MC,
    310	VCAP_IS1_HK_L2_BC,
    311	VCAP_IS1_HK_IP_MC,
    312	VCAP_IS1_HK_VLAN_TAGGED,
    313	VCAP_IS1_HK_VLAN_DBL_TAGGED,
    314	VCAP_IS1_HK_TPID,
    315	VCAP_IS1_HK_VID,
    316	VCAP_IS1_HK_DEI,
    317	VCAP_IS1_HK_PCP,
    318	/* Specific Fields for IS1 Half Key S1_NORMAL */
    319	VCAP_IS1_HK_L2_SMAC,
    320	VCAP_IS1_HK_ETYPE_LEN,
    321	VCAP_IS1_HK_ETYPE,
    322	VCAP_IS1_HK_IP_SNAP,
    323	VCAP_IS1_HK_IP4,
    324	VCAP_IS1_HK_L3_FRAGMENT,
    325	VCAP_IS1_HK_L3_FRAG_OFS_GT0,
    326	VCAP_IS1_HK_L3_OPTIONS,
    327	VCAP_IS1_HK_L3_DSCP,
    328	VCAP_IS1_HK_L3_IP4_SIP,
    329	VCAP_IS1_HK_TCP_UDP,
    330	VCAP_IS1_HK_TCP,
    331	VCAP_IS1_HK_L4_SPORT,
    332	VCAP_IS1_HK_L4_RNG,
    333	/* Specific Fields for IS1 Half Key S1_5TUPLE_IP4 */
    334	VCAP_IS1_HK_IP4_INNER_TPID,
    335	VCAP_IS1_HK_IP4_INNER_VID,
    336	VCAP_IS1_HK_IP4_INNER_DEI,
    337	VCAP_IS1_HK_IP4_INNER_PCP,
    338	VCAP_IS1_HK_IP4_IP4,
    339	VCAP_IS1_HK_IP4_L3_FRAGMENT,
    340	VCAP_IS1_HK_IP4_L3_FRAG_OFS_GT0,
    341	VCAP_IS1_HK_IP4_L3_OPTIONS,
    342	VCAP_IS1_HK_IP4_L3_DSCP,
    343	VCAP_IS1_HK_IP4_L3_IP4_DIP,
    344	VCAP_IS1_HK_IP4_L3_IP4_SIP,
    345	VCAP_IS1_HK_IP4_L3_PROTO,
    346	VCAP_IS1_HK_IP4_TCP_UDP,
    347	VCAP_IS1_HK_IP4_TCP,
    348	VCAP_IS1_HK_IP4_L4_RNG,
    349	VCAP_IS1_HK_IP4_IP_PAYLOAD_S1_5TUPLE,
    350};
    351
    352enum vcap_is1_action_field {
    353	VCAP_IS1_ACT_DSCP_ENA,
    354	VCAP_IS1_ACT_DSCP_VAL,
    355	VCAP_IS1_ACT_QOS_ENA,
    356	VCAP_IS1_ACT_QOS_VAL,
    357	VCAP_IS1_ACT_DP_ENA,
    358	VCAP_IS1_ACT_DP_VAL,
    359	VCAP_IS1_ACT_PAG_OVERRIDE_MASK,
    360	VCAP_IS1_ACT_PAG_VAL,
    361	VCAP_IS1_ACT_RSV,
    362	VCAP_IS1_ACT_VID_REPLACE_ENA,
    363	VCAP_IS1_ACT_VID_ADD_VAL,
    364	VCAP_IS1_ACT_FID_SEL,
    365	VCAP_IS1_ACT_FID_VAL,
    366	VCAP_IS1_ACT_PCP_DEI_ENA,
    367	VCAP_IS1_ACT_PCP_VAL,
    368	VCAP_IS1_ACT_DEI_VAL,
    369	VCAP_IS1_ACT_VLAN_POP_CNT_ENA,
    370	VCAP_IS1_ACT_VLAN_POP_CNT,
    371	VCAP_IS1_ACT_CUSTOM_ACE_TYPE_ENA,
    372	VCAP_IS1_ACT_HIT_STICKY,
    373};
    374
    375/* =================================================================
    376 *  VCAP ES0
    377 * =================================================================
    378 */
    379
    380enum {
    381	ES0_ACTION_TYPE_NORMAL,
    382	ES0_ACTION_TYPE_MAX,
    383};
    384
    385enum vcap_es0_key_field {
    386	VCAP_ES0_EGR_PORT,
    387	VCAP_ES0_IGR_PORT,
    388	VCAP_ES0_RSV,
    389	VCAP_ES0_L2_MC,
    390	VCAP_ES0_L2_BC,
    391	VCAP_ES0_VID,
    392	VCAP_ES0_DP,
    393	VCAP_ES0_PCP,
    394};
    395
    396enum vcap_es0_action_field {
    397	VCAP_ES0_ACT_PUSH_OUTER_TAG,
    398	VCAP_ES0_ACT_PUSH_INNER_TAG,
    399	VCAP_ES0_ACT_TAG_A_TPID_SEL,
    400	VCAP_ES0_ACT_TAG_A_VID_SEL,
    401	VCAP_ES0_ACT_TAG_A_PCP_SEL,
    402	VCAP_ES0_ACT_TAG_A_DEI_SEL,
    403	VCAP_ES0_ACT_TAG_B_TPID_SEL,
    404	VCAP_ES0_ACT_TAG_B_VID_SEL,
    405	VCAP_ES0_ACT_TAG_B_PCP_SEL,
    406	VCAP_ES0_ACT_TAG_B_DEI_SEL,
    407	VCAP_ES0_ACT_VID_A_VAL,
    408	VCAP_ES0_ACT_PCP_A_VAL,
    409	VCAP_ES0_ACT_DEI_A_VAL,
    410	VCAP_ES0_ACT_VID_B_VAL,
    411	VCAP_ES0_ACT_PCP_B_VAL,
    412	VCAP_ES0_ACT_DEI_B_VAL,
    413	VCAP_ES0_ACT_RSV,
    414	VCAP_ES0_ACT_HIT_STICKY,
    415};
    416
    417struct ocelot_ipv4 {
    418	u8 addr[4];
    419};
    420
    421enum ocelot_vcap_bit {
    422	OCELOT_VCAP_BIT_ANY,
    423	OCELOT_VCAP_BIT_0,
    424	OCELOT_VCAP_BIT_1
    425};
    426
    427struct ocelot_vcap_u8 {
    428	u8 value[1];
    429	u8 mask[1];
    430};
    431
    432struct ocelot_vcap_u16 {
    433	u8 value[2];
    434	u8 mask[2];
    435};
    436
    437struct ocelot_vcap_u24 {
    438	u8 value[3];
    439	u8 mask[3];
    440};
    441
    442struct ocelot_vcap_u32 {
    443	u8 value[4];
    444	u8 mask[4];
    445};
    446
    447struct ocelot_vcap_u40 {
    448	u8 value[5];
    449	u8 mask[5];
    450};
    451
    452struct ocelot_vcap_u48 {
    453	u8 value[6];
    454	u8 mask[6];
    455};
    456
    457struct ocelot_vcap_u64 {
    458	u8 value[8];
    459	u8 mask[8];
    460};
    461
    462struct ocelot_vcap_u128 {
    463	u8 value[16];
    464	u8 mask[16];
    465};
    466
    467struct ocelot_vcap_vid {
    468	u16 value;
    469	u16 mask;
    470};
    471
    472struct ocelot_vcap_ipv4 {
    473	struct ocelot_ipv4 value;
    474	struct ocelot_ipv4 mask;
    475};
    476
    477struct ocelot_vcap_udp_tcp {
    478	u16 value;
    479	u16 mask;
    480};
    481
    482struct ocelot_vcap_port {
    483	u8 value;
    484	u8 mask;
    485};
    486
    487enum ocelot_vcap_key_type {
    488	OCELOT_VCAP_KEY_ANY,
    489	OCELOT_VCAP_KEY_ETYPE,
    490	OCELOT_VCAP_KEY_LLC,
    491	OCELOT_VCAP_KEY_SNAP,
    492	OCELOT_VCAP_KEY_ARP,
    493	OCELOT_VCAP_KEY_IPV4,
    494	OCELOT_VCAP_KEY_IPV6
    495};
    496
    497struct ocelot_vcap_key_vlan {
    498	struct ocelot_vcap_vid vid;    /* VLAN ID (12 bit) */
    499	struct ocelot_vcap_u8  pcp;    /* PCP (3 bit) */
    500	enum ocelot_vcap_bit dei;    /* DEI */
    501	enum ocelot_vcap_bit tagged; /* Tagged/untagged frame */
    502};
    503
    504struct ocelot_vcap_key_etype {
    505	struct ocelot_vcap_u48 dmac;
    506	struct ocelot_vcap_u48 smac;
    507	struct ocelot_vcap_u16 etype;
    508	struct ocelot_vcap_u16 data; /* MAC data */
    509};
    510
    511struct ocelot_vcap_key_llc {
    512	struct ocelot_vcap_u48 dmac;
    513	struct ocelot_vcap_u48 smac;
    514
    515	/* LLC header: DSAP at byte 0, SSAP at byte 1, Control at byte 2 */
    516	struct ocelot_vcap_u32 llc;
    517};
    518
    519struct ocelot_vcap_key_snap {
    520	struct ocelot_vcap_u48 dmac;
    521	struct ocelot_vcap_u48 smac;
    522
    523	/* SNAP header: Organization Code at byte 0, Type at byte 3 */
    524	struct ocelot_vcap_u40 snap;
    525};
    526
    527struct ocelot_vcap_key_arp {
    528	struct ocelot_vcap_u48 smac;
    529	enum ocelot_vcap_bit arp;	/* Opcode ARP/RARP */
    530	enum ocelot_vcap_bit req;	/* Opcode request/reply */
    531	enum ocelot_vcap_bit unknown;    /* Opcode unknown */
    532	enum ocelot_vcap_bit smac_match; /* Sender MAC matches SMAC */
    533	enum ocelot_vcap_bit dmac_match; /* Target MAC matches DMAC */
    534
    535	/**< Protocol addr. length 4, hardware length 6 */
    536	enum ocelot_vcap_bit length;
    537
    538	enum ocelot_vcap_bit ip;       /* Protocol address type IP */
    539	enum  ocelot_vcap_bit ethernet; /* Hardware address type Ethernet */
    540	struct ocelot_vcap_ipv4 sip;     /* Sender IP address */
    541	struct ocelot_vcap_ipv4 dip;     /* Target IP address */
    542};
    543
    544struct ocelot_vcap_key_ipv4 {
    545	enum ocelot_vcap_bit ttl;      /* TTL zero */
    546	enum ocelot_vcap_bit fragment; /* Fragment */
    547	enum ocelot_vcap_bit options;  /* Header options */
    548	struct ocelot_vcap_u8 ds;
    549	struct ocelot_vcap_u8 proto;      /* Protocol */
    550	struct ocelot_vcap_ipv4 sip;      /* Source IP address */
    551	struct ocelot_vcap_ipv4 dip;      /* Destination IP address */
    552	struct ocelot_vcap_u48 data;      /* Not UDP/TCP: IP data */
    553	struct ocelot_vcap_udp_tcp sport; /* UDP/TCP: Source port */
    554	struct ocelot_vcap_udp_tcp dport; /* UDP/TCP: Destination port */
    555	enum ocelot_vcap_bit tcp_fin;
    556	enum ocelot_vcap_bit tcp_syn;
    557	enum ocelot_vcap_bit tcp_rst;
    558	enum ocelot_vcap_bit tcp_psh;
    559	enum ocelot_vcap_bit tcp_ack;
    560	enum ocelot_vcap_bit tcp_urg;
    561	enum ocelot_vcap_bit sip_eq_dip;     /* SIP equals DIP  */
    562	enum ocelot_vcap_bit sport_eq_dport; /* SPORT equals DPORT  */
    563	enum ocelot_vcap_bit seq_zero;       /* TCP sequence number is zero */
    564};
    565
    566struct ocelot_vcap_key_ipv6 {
    567	struct ocelot_vcap_u8 proto; /* IPv6 protocol */
    568	struct ocelot_vcap_u128 sip; /* IPv6 source (byte 0-7 ignored) */
    569	struct ocelot_vcap_u128 dip; /* IPv6 destination (byte 0-7 ignored) */
    570	enum ocelot_vcap_bit ttl;  /* TTL zero */
    571	struct ocelot_vcap_u8 ds;
    572	struct ocelot_vcap_u48 data; /* Not UDP/TCP: IP data */
    573	struct ocelot_vcap_udp_tcp sport;
    574	struct ocelot_vcap_udp_tcp dport;
    575	enum ocelot_vcap_bit tcp_fin;
    576	enum ocelot_vcap_bit tcp_syn;
    577	enum ocelot_vcap_bit tcp_rst;
    578	enum ocelot_vcap_bit tcp_psh;
    579	enum ocelot_vcap_bit tcp_ack;
    580	enum ocelot_vcap_bit tcp_urg;
    581	enum ocelot_vcap_bit sip_eq_dip;     /* SIP equals DIP  */
    582	enum ocelot_vcap_bit sport_eq_dport; /* SPORT equals DPORT  */
    583	enum ocelot_vcap_bit seq_zero;       /* TCP sequence number is zero */
    584};
    585
    586enum ocelot_mask_mode {
    587	OCELOT_MASK_MODE_NONE,
    588	OCELOT_MASK_MODE_PERMIT_DENY,
    589	OCELOT_MASK_MODE_POLICY,
    590	OCELOT_MASK_MODE_REDIRECT,
    591};
    592
    593enum ocelot_es0_vid_sel {
    594	OCELOT_ES0_VID_PLUS_CLASSIFIED_VID = 0,
    595	OCELOT_ES0_VID = 1,
    596};
    597
    598enum ocelot_es0_pcp_sel {
    599	OCELOT_CLASSIFIED_PCP = 0,
    600	OCELOT_ES0_PCP = 1,
    601};
    602
    603enum ocelot_es0_tag {
    604	OCELOT_NO_ES0_TAG,
    605	OCELOT_ES0_TAG,
    606	OCELOT_FORCE_PORT_TAG,
    607	OCELOT_FORCE_UNTAG,
    608};
    609
    610enum ocelot_tag_tpid_sel {
    611	OCELOT_TAG_TPID_SEL_8021Q,
    612	OCELOT_TAG_TPID_SEL_8021AD,
    613};
    614
    615struct ocelot_vcap_action {
    616	union {
    617		/* VCAP ES0 */
    618		struct {
    619			enum ocelot_es0_tag push_outer_tag;
    620			enum ocelot_es0_tag push_inner_tag;
    621			enum ocelot_tag_tpid_sel tag_a_tpid_sel;
    622			int tag_a_vid_sel;
    623			int tag_a_pcp_sel;
    624			u16 vid_a_val;
    625			u8 pcp_a_val;
    626			u8 dei_a_val;
    627			enum ocelot_tag_tpid_sel tag_b_tpid_sel;
    628			int tag_b_vid_sel;
    629			int tag_b_pcp_sel;
    630			u16 vid_b_val;
    631			u8 pcp_b_val;
    632			u8 dei_b_val;
    633		};
    634
    635		/* VCAP IS1 */
    636		struct {
    637			bool vid_replace_ena;
    638			u16 vid;
    639			bool vlan_pop_cnt_ena;
    640			int vlan_pop_cnt;
    641			bool pcp_dei_ena;
    642			u8 pcp;
    643			u8 dei;
    644			bool qos_ena;
    645			u8 qos_val;
    646			u8 pag_override_mask;
    647			u8 pag_val;
    648		};
    649
    650		/* VCAP IS2 */
    651		struct {
    652			bool cpu_copy_ena;
    653			u8 cpu_qu_num;
    654			enum ocelot_mask_mode mask_mode;
    655			unsigned long port_mask;
    656			bool police_ena;
    657			bool mirror_ena;
    658			struct ocelot_policer pol;
    659			u32 pol_ix;
    660		};
    661	};
    662};
    663
    664struct ocelot_vcap_stats {
    665	u64 bytes;
    666	u64 pkts;
    667	u64 used;
    668};
    669
    670enum ocelot_vcap_filter_type {
    671	OCELOT_VCAP_FILTER_DUMMY,
    672	OCELOT_VCAP_FILTER_PAG,
    673	OCELOT_VCAP_FILTER_OFFLOAD,
    674	OCELOT_PSFP_FILTER_OFFLOAD,
    675};
    676
    677struct ocelot_vcap_id {
    678	unsigned long cookie;
    679	bool tc_offload;
    680};
    681
    682struct ocelot_vcap_filter {
    683	struct list_head list;
    684
    685	enum ocelot_vcap_filter_type type;
    686	int block_id;
    687	int goto_target;
    688	int lookup;
    689	u8 pag;
    690	u16 prio;
    691	struct ocelot_vcap_id id;
    692
    693	struct ocelot_vcap_action action;
    694	struct ocelot_vcap_stats stats;
    695	/* For VCAP IS1 and IS2 */
    696	bool take_ts;
    697	bool is_trap;
    698	unsigned long ingress_port_mask;
    699	/* For VCAP ES0 */
    700	struct ocelot_vcap_port ingress_port;
    701	/* For VCAP IS2 mirrors and ES0 */
    702	struct ocelot_vcap_port egress_port;
    703
    704	enum ocelot_vcap_bit dmac_mc;
    705	enum ocelot_vcap_bit dmac_bc;
    706	struct ocelot_vcap_key_vlan vlan;
    707
    708	enum ocelot_vcap_key_type key_type;
    709	union {
    710		/* OCELOT_VCAP_KEY_ANY: No specific fields */
    711		struct ocelot_vcap_key_etype etype;
    712		struct ocelot_vcap_key_llc llc;
    713		struct ocelot_vcap_key_snap snap;
    714		struct ocelot_vcap_key_arp arp;
    715		struct ocelot_vcap_key_ipv4 ipv4;
    716		struct ocelot_vcap_key_ipv6 ipv6;
    717	} key;
    718};
    719
    720int ocelot_vcap_filter_add(struct ocelot *ocelot,
    721			   struct ocelot_vcap_filter *rule,
    722			   struct netlink_ext_ack *extack);
    723int ocelot_vcap_filter_del(struct ocelot *ocelot,
    724			   struct ocelot_vcap_filter *rule);
    725int ocelot_vcap_filter_replace(struct ocelot *ocelot,
    726			       struct ocelot_vcap_filter *filter);
    727struct ocelot_vcap_filter *
    728ocelot_vcap_block_find_filter_by_id(struct ocelot_vcap_block *block,
    729				    unsigned long cookie, bool tc_offload);
    730
    731#endif /* _OCELOT_VCAP_H_ */