diff options
Diffstat (limited to 'drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h')
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h | 147 |
1 files changed, 139 insertions, 8 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h index 84541fce94c5..d7713038386c 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h @@ -40,9 +40,14 @@ #include <linux/skbuff.h> #include <linux/inetdevice.h> #include <linux/atomic.h> +#include <net/tls.h> #include "cxgb4.h" #define MAX_ULD_QSETS 16 +#define MAX_ULD_NPORTS 4 + +/* ulp_mem_io + ulptx_idata + payload + padding */ +#define MAX_IMM_ULPTX_WR_LEN (32 + 8 + 256 + 8) /* CPL message priority levels */ enum { @@ -89,24 +94,36 @@ union aopen_entry { union aopen_entry *next; }; +struct eotid_entry { + void *data; +}; + /* * Holds the size, base address, free list start, etc of the TID, server TID, * and active-open TID tables. The tables themselves are allocated dynamically. */ struct tid_info { void **tid_tab; + unsigned int tid_base; unsigned int ntids; struct serv_entry *stid_tab; unsigned long *stid_bmap; unsigned int nstids; unsigned int stid_base; + + unsigned int nhash; unsigned int hash_base; union aopen_entry *atid_tab; unsigned int natids; unsigned int atid_base; + struct filter_entry *hpftid_tab; + unsigned long *hpftid_bmap; + unsigned int nhpftids; + unsigned int hpftid_base; + struct filter_entry *ftid_tab; unsigned long *ftid_bmap; unsigned int nftids; @@ -126,20 +143,37 @@ struct tid_info { unsigned int v6_stids_in_use; unsigned int sftids_in_use; + /* ETHOFLD range */ + struct eotid_entry *eotid_tab; + unsigned long *eotid_bmap; + unsigned int eotid_base; + unsigned int neotids; + /* TIDs in the TCAM */ atomic_t tids_in_use; /* TIDs in the HASH */ atomic_t hash_tids_in_use; atomic_t conns_in_use; + /* ETHOFLD TIDs used for rate limiting */ + atomic_t eotids_in_use; + /* lock for setting/clearing filter bitmap */ spinlock_t ftid_lock; + + unsigned int tc_hash_tids_max_prio; }; static inline void *lookup_tid(const struct tid_info *t, unsigned int tid) { + tid -= t->tid_base; return tid < t->ntids ? t->tid_tab[tid] : NULL; } +static inline bool tid_out_of_range(const struct tid_info *t, unsigned int tid) +{ + return ((tid - t->tid_base) >= t->ntids); +} + static inline void *lookup_atid(const struct tid_info *t, unsigned int atid) { return atid < t->natids ? t->atid_tab[atid].data : NULL; @@ -161,7 +195,7 @@ static inline void *lookup_stid(const struct tid_info *t, unsigned int stid) static inline void cxgb4_insert_tid(struct tid_info *t, void *data, unsigned int tid, unsigned short family) { - t->tid_tab[tid] = data; + t->tid_tab[tid - t->tid_base] = data; if (t->hash_base && (tid >= t->hash_base)) { if (family == AF_INET6) atomic_add(2, &t->hash_tids_in_use); @@ -176,6 +210,37 @@ static inline void cxgb4_insert_tid(struct tid_info *t, void *data, atomic_inc(&t->conns_in_use); } +static inline struct eotid_entry *cxgb4_lookup_eotid(struct tid_info *t, + u32 eotid) +{ + return eotid < t->neotids ? &t->eotid_tab[eotid] : NULL; +} + +static inline int cxgb4_get_free_eotid(struct tid_info *t) +{ + int eotid; + + eotid = find_first_zero_bit(t->eotid_bmap, t->neotids); + if (eotid >= t->neotids) + eotid = -1; + + return eotid; +} + +static inline void cxgb4_alloc_eotid(struct tid_info *t, u32 eotid, void *data) +{ + set_bit(eotid, t->eotid_bmap); + t->eotid_tab[eotid].data = data; + atomic_inc(&t->eotids_in_use); +} + +static inline void cxgb4_free_eotid(struct tid_info *t, u32 eotid) +{ + clear_bit(eotid, t->eotid_bmap); + t->eotid_tab[eotid].data = NULL; + atomic_dec(&t->eotids_in_use); +} + int cxgb4_alloc_atid(struct tid_info *t, void *data); int cxgb4_alloc_stid(struct tid_info *t, int family, void *data); int cxgb4_alloc_sftid(struct tid_info *t, int family, void *data); @@ -210,16 +275,26 @@ struct filter_ctx { u32 tid; /* to store tid */ }; +struct chcr_ktls { + refcount_t ktls_refcount; +}; + struct ch_filter_specification; +int cxgb4_get_free_ftid(struct net_device *dev, u8 family, bool hash_en, + u32 tc_prio); int __cxgb4_set_filter(struct net_device *dev, int filter_id, struct ch_filter_specification *fs, struct filter_ctx *ctx); int __cxgb4_del_filter(struct net_device *dev, int filter_id, + struct ch_filter_specification *fs, struct filter_ctx *ctx); int cxgb4_set_filter(struct net_device *dev, int filter_id, struct ch_filter_specification *fs); -int cxgb4_del_filter(struct net_device *dev, int filter_id); +int cxgb4_del_filter(struct net_device *dev, int filter_id, + struct ch_filter_specification *fs); +int cxgb4_get_filter_counters(struct net_device *dev, unsigned int fidx, + u64 *hitcnt, u64 *bytecnt, bool hash); static inline void set_wr_txq(struct sk_buff *skb, int prio, int queue) { @@ -232,6 +307,9 @@ enum cxgb4_uld { CXGB4_ULD_ISCSI, CXGB4_ULD_ISCSIT, CXGB4_ULD_CRYPTO, + CXGB4_ULD_IPSEC, + CXGB4_ULD_TLS, + CXGB4_ULD_KTLS, CXGB4_ULD_MAX }; @@ -252,7 +330,8 @@ enum cxgb4_state { CXGB4_STATE_UP, CXGB4_STATE_START_RECOVERY, CXGB4_STATE_DOWN, - CXGB4_STATE_DETACH + CXGB4_STATE_DETACH, + CXGB4_STATE_FATAL_ERROR }; enum cxgb4_control { @@ -261,6 +340,7 @@ enum cxgb4_control { CXGB4_CONTROL_DB_DROP, }; +struct adapter; struct pci_dev; struct l2t_data; struct net_device; @@ -278,13 +358,43 @@ struct cxgb4_virt_res { /* virtualized HW resources */ struct cxgb4_range iscsi; struct cxgb4_range stag; struct cxgb4_range rq; + struct cxgb4_range srq; struct cxgb4_range pbl; struct cxgb4_range qp; struct cxgb4_range cq; struct cxgb4_range ocq; + struct cxgb4_range key; unsigned int ncrypto_fc; + struct cxgb4_range ppod_edram; +}; + +#if IS_ENABLED(CONFIG_CHELSIO_TLS_DEVICE) +struct ch_ktls_port_stats_debug { + atomic64_t ktls_tx_connection_open; + atomic64_t ktls_tx_connection_fail; + atomic64_t ktls_tx_connection_close; + atomic64_t ktls_tx_encrypted_packets; + atomic64_t ktls_tx_encrypted_bytes; + atomic64_t ktls_tx_ctx; + atomic64_t ktls_tx_ooo; + atomic64_t ktls_tx_skip_no_sync_data; + atomic64_t ktls_tx_drop_no_sync_data; + atomic64_t ktls_tx_drop_bypass_req; }; +struct ch_ktls_stats_debug { + struct ch_ktls_port_stats_debug ktls_port[MAX_ULD_NPORTS]; + atomic64_t ktls_tx_send_records; + atomic64_t ktls_tx_end_pkts; + atomic64_t ktls_tx_start_pkts; + atomic64_t ktls_tx_middle_pkts; + atomic64_t ktls_tx_retransmit_pkts; + atomic64_t ktls_tx_complete_pkts; + atomic64_t ktls_tx_trimmed_pkts; + atomic64_t ktls_tx_fallback; +}; +#endif + struct chcr_stats_debug { atomic_t cipher_rqst; atomic_t digest_rqst; @@ -292,7 +402,16 @@ struct chcr_stats_debug { atomic_t complete; atomic_t error; atomic_t fallback; + atomic_t tls_pdu_tx; + atomic_t tls_pdu_rx; + atomic_t tls_key; +}; + +#if IS_ENABLED(CONFIG_CHELSIO_IPSEC_INLINE) +struct ch_ipsec_stats_debug { + atomic_t ipsec_cnt; }; +#endif #define OCQ_WIN_OFFSET(pdev, vres) \ (pci_resource_len((pdev), 2) - roundup_pow_of_two((vres)->ocq.size)) @@ -317,11 +436,13 @@ struct cxgb4_lld_info { unsigned char wr_cred; /* WR 16-byte credits */ unsigned char adapter_type; /* type of adapter */ unsigned char fw_api_ver; /* FW API version */ + unsigned char crypto; /* crypto support */ unsigned int fw_vers; /* FW version */ unsigned int iscsi_iolen; /* iSCSI max I/O length */ unsigned int cclk_ps; /* Core clock period in psec */ unsigned short udb_density; /* # of user DB/page */ unsigned short ucq_density; /* # of user CQs/page */ + unsigned int sge_host_page_size; /* SGE host page size */ unsigned short filt_mode; /* filter optional components */ unsigned short tx_modq[NCHAN]; /* maps each tx channel to a */ /* scheduler queue */ @@ -345,10 +466,12 @@ struct cxgb4_lld_info { void **iscsi_ppm; /* iscsi page pod manager */ int nodeid; /* device numa node id */ bool fr_nsmr_tpte_wr_support; /* FW supports FR_NSMR_TPTE_WR */ + bool write_w_imm_support; /* FW supports WRITE_WITH_IMMEDIATE */ + bool write_cmpl_support; /* FW supports WRITE_CMPL WR */ }; struct cxgb4_uld_info { - const char *name; + char name[IFNAMSIZ]; void *handle; unsigned int nrxq; unsigned int rxq_size; @@ -365,16 +488,26 @@ struct cxgb4_uld_info { struct t4_lro_mgr *lro_mgr, struct napi_struct *napi); void (*lro_flush)(struct t4_lro_mgr *); + int (*tx_handler)(struct sk_buff *skb, struct net_device *dev); +#if IS_ENABLED(CONFIG_CHELSIO_TLS_DEVICE) + const struct tlsdev_ops *tlsdev_ops; +#endif +#if IS_ENABLED(CONFIG_XFRM_OFFLOAD) + const struct xfrmdev_ops *xfrmdev_ops; +#endif }; -int cxgb4_register_uld(enum cxgb4_uld type, const struct cxgb4_uld_info *p); +void cxgb4_uld_enable(struct adapter *adap); +void cxgb4_register_uld(enum cxgb4_uld type, const struct cxgb4_uld_info *p); int cxgb4_unregister_uld(enum cxgb4_uld type); int cxgb4_ofld_send(struct net_device *dev, struct sk_buff *skb); +int cxgb4_immdata_send(struct net_device *dev, unsigned int idx, + const void *src, unsigned int len); int cxgb4_crypto_send(struct net_device *dev, struct sk_buff *skb); unsigned int cxgb4_dbfifo_count(const struct net_device *dev, int lpfifo); unsigned int cxgb4_port_chan(const struct net_device *dev); +unsigned int cxgb4_port_e2cchan(const struct net_device *dev); unsigned int cxgb4_port_viid(const struct net_device *dev); -unsigned int cxgb4_tp_smt_idx(enum chip_type chip, unsigned int viid); unsigned int cxgb4_port_idx(const struct net_device *dev); unsigned int cxgb4_best_mtu(const unsigned short *mtus, unsigned short mtu, unsigned int *idx); @@ -385,8 +518,6 @@ unsigned int cxgb4_best_aligned_mtu(const unsigned short *mtus, unsigned int *mtu_idxp); void cxgb4_get_tcp_stats(struct pci_dev *pdev, struct tp_tcp_stats *v4, struct tp_tcp_stats *v6); -void cxgb4_iscsi_init(struct net_device *dev, unsigned int tag_mask, - const unsigned int *pgsz_order); struct sk_buff *cxgb4_pktgl_to_skb(const struct pkt_gl *gl, unsigned int skb_len, unsigned int pull_len); int cxgb4_sync_txq_pidx(struct net_device *dev, u16 qid, u16 pidx, u16 size); |