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/* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
/* Copyright 2025-2026 NXP */
#ifndef __NETC_NTMP_H
#define __NETC_NTMP_H
#include <linux/bitmap.h>
#include <linux/bitops.h>
#include <linux/if_ether.h>
#define NTMP_NULL_ENTRY_ID 0xffffffffU
#define IPFT_MAX_PLD_LEN 24
struct maft_keye_data {
u8 mac_addr[ETH_ALEN];
__le16 resv;
};
struct maft_cfge_data {
__le16 si_bitmap;
__le16 resv;
};
struct netc_cbdr_regs {
void __iomem *pir;
void __iomem *cir;
void __iomem *mr;
void __iomem *bar0;
void __iomem *bar1;
void __iomem *lenr;
};
struct netc_tbl_vers {
u8 maft_ver;
u8 rsst_ver;
u8 fdbt_ver;
u8 vft_ver;
u8 bpt_ver;
u8 ipft_ver;
u8 ett_ver;
u8 ect_ver;
};
struct netc_swcbd {
void *buf;
dma_addr_t dma;
size_t size;
};
struct netc_cbdr {
struct device *dev;
struct netc_cbdr_regs regs;
int bd_num;
int next_to_use;
int next_to_clean;
int dma_size;
void *addr_base;
void *addr_base_align;
dma_addr_t dma_base;
dma_addr_t dma_base_align;
struct netc_swcbd *swcbd;
/* Serialize the order of command BD ring */
struct mutex ring_lock;
};
struct ntmp_user {
int cbdr_num; /* number of control BD ring */
struct device *dev;
struct netc_cbdr *ring;
struct netc_tbl_vers tbl;
/* NTMP table bitmaps for resource management */
u32 ett_bitmap_size;
u32 ect_bitmap_size;
unsigned long *ett_gid_bitmap; /* only valid for switch */
unsigned long *ect_gid_bitmap; /* only valid for switch */
};
struct maft_entry_data {
struct maft_keye_data keye;
struct maft_cfge_data cfge;
};
struct ipft_pld_byte {
u8 data;
u8 mask;
};
struct ipft_keye_data {
__le16 precedence;
__le16 resv0[3];
__le16 frm_attr_flags;
#define IPFT_FAF_OVLAN BIT(2)
#define IPFT_FAF_IVLAN BIT(3)
#define IPFT_FAF_IP_HDR BIT(7)
#define IPFT_FAF_IP_VER6 BIT(8)
#define IPFT_FAF_L4_CODE GENMASK(11, 10)
#define IPFT_FAF_TCP_HDR 1
#define IPFT_FAF_UDP_HDR 2
#define IPFT_FAF_SCTP_HDR 3
#define IPFT_FAF_WOL_MAGIC BIT(12)
__le16 frm_attr_flags_mask;
__le16 dscp;
#define IPFT_DSCP GENMASK(5, 0)
#define IPFT_DSCP_MASK GENMASK(11, 6)
#define IPFT_DSCP_MASK_ALL 0x3f
__le16 src_port; /* This field is reserved for ENETC */
#define IPFT_SRC_PORT GENMASK(4, 0)
#define IPFT_SRC_PORT_MASK GENMASK(9, 5)
#define IPFT_SRC_PORT_MASK_ALL 0x1f
__be16 outer_vlan_tci;
__be16 outer_vlan_tci_mask;
u8 dmac[ETH_ALEN];
u8 dmac_mask[ETH_ALEN];
u8 smac[ETH_ALEN];
u8 smac_mask[ETH_ALEN];
__be16 inner_vlan_tci;
__be16 inner_vlan_tci_mask;
__be16 ethertype;
__be16 ethertype_mask;
u8 ip_protocol;
u8 ip_protocol_mask;
__le16 resv1[7];
__be32 ip_src[4];
__le32 resv2[2];
__be32 ip_src_mask[4];
__be16 l4_src_port;
__be16 l4_src_port_mask;
__le32 resv3;
__be32 ip_dst[4];
__le32 resv4[2];
__be32 ip_dst_mask[4];
__be16 l4_dst_port;
__be16 l4_dst_port_mask;
__le32 resv5;
struct ipft_pld_byte byte[IPFT_MAX_PLD_LEN];
};
struct ipft_cfge_data {
__le32 cfg;
#define IPFT_IPV GENMASK(3, 0)
#define IPFT_OIPV BIT(4)
#define IPFT_DR GENMASK(6, 5)
#define IPFT_ODR BIT(7)
#define IPFT_FLTFA GENMASK(10, 8)
#define IPFT_FLTFA_DISCARD 0
#define IPFT_FLTFA_PERMIT 1
/* Redirect is only for switch */
#define IPFT_FLTFA_REDIRECT 2
#define IPFT_IMIRE BIT(11)
#define IPFT_WOLTE BIT(12)
#define IPFT_FLTA GENMASK(14, 13)
#define IPFT_FLTA_RP 1
#define IPFT_FLTA_IS 2
#define IPFT_FLTA_SI_BITMAP 3
#define IPFT_RPR GENMASK(16, 15)
#define IPFT_CTD BIT(17)
#define IPFT_HR GENMASK(21, 18)
#define IPFT_TIMECAPE BIT(22)
#define IPFT_RRT BIT(23)
#define IPFT_BL2F BIT(24)
#define IPFT_EVMEID GENMASK(31, 28)
__le32 flta_tgt;
};
struct ipft_entry_data {
u32 entry_id; /* hardware assigns entry ID */
struct ipft_keye_data keye;
struct ipft_cfge_data cfge;
};
struct fdbt_keye_data {
u8 mac_addr[ETH_ALEN]; /* big-endian */
__le16 resv0;
__le16 fid;
#define FDBT_FID GENMASK(11, 0)
__le16 resv1;
};
struct fdbt_cfge_data {
__le32 port_bitmap;
#define FDBT_PORT_BITMAP GENMASK(23, 0)
__le32 cfg;
#define FDBT_OETEID GENMASK(1, 0)
#define FDBT_EPORT GENMASK(6, 2)
#define FDBT_IMIRE BIT(7)
#define FDBT_CTD GENMASK(10, 9)
#define FDBT_DYNAMIC BIT(11)
#define FDBT_TIMECAPE BIT(12)
__le32 et_eid;
};
struct fdbt_entry_data {
u32 entry_id;
struct fdbt_keye_data keye;
struct fdbt_cfge_data cfge;
u8 acte;
#define FDBT_ACT_CNT GENMASK(6, 0)
#define FDBT_ACT_FLAG BIT(7)
};
struct vft_cfge_data {
__le32 bitmap_stg;
#define VFT_PORT_MEMBERSHIP GENMASK(23, 0)
#define VFT_STG_ID_MASK GENMASK(27, 24)
#define VFT_STG_ID(g) FIELD_PREP(VFT_STG_ID_MASK, (g))
__le16 fid;
#define VFT_FID GENMASK(11, 0)
__le16 cfg;
#define VFT_MLO GENMASK(2, 0)
#define VFT_MFO GENMASK(4, 3)
#define VFT_IPMFE BIT(6)
#define VFT_IPMFLE BIT(7)
#define VFT_PGA BIT(8)
#define VFT_SFDA BIT(10)
#define VFT_OSFDA BIT(11)
#define VFT_FDBAFSS BIT(12)
__le32 eta_port_bitmap;
#define VFT_ETA_PORT_BITMAP GENMASK(23, 0)
__le32 et_eid;
};
struct ett_cfge_data {
__le16 efm_cfg;
#define ETT_EFM_MODE GENMASK(1, 0)
#define ETT_ESQA GENMASK(5, 4)
#define ETT_ECA GENMASK(8, 6)
#define ETT_ECA_INC 1
#define ETT_EFM_LEN_CHANGE GENMASK(15, 9)
#define ETT_FRM_LEN_DEL_VLAN 0x7c
#define ETT_FRM_LEN_DEL_RTAG 0x7a
#define ETT_FRM_LEN_DEL_VLAN_RTAG 0x76
__le16 efm_data_len;
#define ETT_EFM_DATA_LEN GENMASK(10, 0)
__le32 efm_eid;
__le32 ec_eid;
__le32 esqa_tgt_eid;
};
struct bpt_bpse_data {
__le32 amount_used;
__le32 amount_used_hwm;
u8 bpd_fc_state;
#define BPT_FC_STATE BIT(0)
#define BPT_BPD BIT(1)
} __packed;
struct bpt_cfge_data {
u8 fccfg_sbpen;
#define BPT_FC_CFG GENMASK(2, 1)
#define BPT_FC_CFG_EN_BPFC 1
u8 pfc_vector;
__le16 max_thresh;
__le16 fc_on_thresh;
__le16 fc_off_thresh;
__le16 sbp_thresh;
__le16 resv;
__le32 sbp_eid;
__le32 fc_ports;
};
union ntmp_fmt_eid {
__le32 index;
#define FMTEID_INDEX GENMASK(12, 0)
__le32 vuda_sqta;
#define FMTEID_VUDA GENMASK(1, 0)
#define FMTEID_VUDA_DEL_OTAG 2
#define FMTEID_SQTA GENMASK(4, 2)
#define FMTEID_SQTA_DEL 2
#define FMTEID_VUDA_SQTA BIT(13)
__le32 vara_vid;
#define FMTEID_VID GENMASK(11, 0)
#define FMTEID_VARA GENMASK(13, 12)
#define FMTEID_VARA_VID BIT(14)
};
#if IS_ENABLED(CONFIG_NXP_NETC_LIB)
int ntmp_init_cbdr(struct netc_cbdr *cbdr, struct device *dev,
const struct netc_cbdr_regs *regs);
void ntmp_free_cbdr(struct netc_cbdr *cbdr);
u32 ntmp_lookup_free_eid(unsigned long *bitmap, u32 size);
void ntmp_clear_eid_bitmap(unsigned long *bitmap, u32 entry_id);
/* NTMP APIs */
int ntmp_maft_add_entry(struct ntmp_user *user, u32 entry_id,
struct maft_entry_data *maft);
int ntmp_maft_query_entry(struct ntmp_user *user, u32 entry_id,
struct maft_entry_data *maft);
int ntmp_maft_delete_entry(struct ntmp_user *user, u32 entry_id);
int ntmp_rsst_update_entry(struct ntmp_user *user, const u32 *table,
int count);
int ntmp_rsst_query_entry(struct ntmp_user *user,
u32 *table, int count);
int ntmp_ipft_add_entry(struct ntmp_user *user,
struct ipft_entry_data *entry);
int ntmp_ipft_delete_entry(struct ntmp_user *user, u32 entry_id);
int ntmp_fdbt_add_entry(struct ntmp_user *user, u32 *entry_id,
const struct fdbt_keye_data *keye,
const struct fdbt_cfge_data *cfge);
int ntmp_fdbt_update_entry(struct ntmp_user *user, u32 entry_id,
const struct fdbt_cfge_data *cfge);
int ntmp_fdbt_delete_entry(struct ntmp_user *user, u32 entry_id);
int ntmp_fdbt_search_port_entry(struct ntmp_user *user, int port,
u32 *resume_entry_id,
struct fdbt_entry_data *entry);
int ntmp_fdbt_update_activity_element(struct ntmp_user *user);
int ntmp_fdbt_delete_ageing_entries(struct ntmp_user *user, u8 act_cnt);
int ntmp_fdbt_delete_port_dynamic_entries(struct ntmp_user *user, int port);
int ntmp_vft_add_entry(struct ntmp_user *user, u16 vid,
const struct vft_cfge_data *cfge);
int ntmp_vft_update_entry(struct ntmp_user *user, u16 vid,
const struct vft_cfge_data *cfge);
int ntmp_vft_delete_entry(struct ntmp_user *user, u16 vid);
int ntmp_ett_add_entry(struct ntmp_user *user, u32 entry_id,
const struct ett_cfge_data *cfge);
int ntmp_ett_update_entry(struct ntmp_user *user, u32 entry_id,
const struct ett_cfge_data *cfge);
int ntmp_ett_delete_entry(struct ntmp_user *user, u32 entry_id);
int ntmp_ect_update_entry(struct ntmp_user *user, u32 entry_id);
int ntmp_bpt_update_entry(struct ntmp_user *user, u32 entry_id,
const struct bpt_cfge_data *cfge);
#else
static inline int ntmp_init_cbdr(struct netc_cbdr *cbdr, struct device *dev,
const struct netc_cbdr_regs *regs)
{
return 0;
}
static inline void ntmp_free_cbdr(struct netc_cbdr *cbdr)
{
}
static inline int ntmp_maft_add_entry(struct ntmp_user *user, u32 entry_id,
struct maft_entry_data *maft)
{
return 0;
}
static inline int ntmp_maft_query_entry(struct ntmp_user *user, u32 entry_id,
struct maft_entry_data *maft)
{
return 0;
}
static inline int ntmp_maft_delete_entry(struct ntmp_user *user, u32 entry_id)
{
return 0;
}
static inline int ntmp_rsst_update_entry(struct ntmp_user *user,
const u32 *table, int count)
{
return 0;
}
static inline int ntmp_rsst_query_entry(struct ntmp_user *user,
u32 *table, int count)
{
return 0;
}
#endif
#endif
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