/* SPDX-License-Identifier: GPL-2.0 */ /* Marvell RVU Admin Function driver * * Copyright (C) 2018 Marvell. * */ #ifndef RVU_H #define RVU_H #include #include #include "rvu_struct.h" #include "rvu_devlink.h" #include "common.h" #include "mbox.h" #include "npc.h" #include "rvu_reg.h" #include "ptp.h" /* PCI device IDs */ #define PCI_DEVID_OCTEONTX2_RVU_AF 0xA065 #define PCI_DEVID_OCTEONTX2_LBK 0xA061 /* Subsystem Device ID */ #define PCI_SUBSYS_DEVID_98XX 0xB100 #define PCI_SUBSYS_DEVID_96XX 0xB200 #define PCI_SUBSYS_DEVID_CN10K_A 0xB900 #define PCI_SUBSYS_DEVID_CNF10K_A 0xBA00 #define PCI_SUBSYS_DEVID_CNF10K_B 0xBC00 #define PCI_SUBSYS_DEVID_CN10K_B 0xBD00 /* PCI BAR nos */ #define PCI_AF_REG_BAR_NUM 0 #define PCI_PF_REG_BAR_NUM 2 #define PCI_MBOX_BAR_NUM 4 #define NAME_SIZE 32 #define MAX_NIX_BLKS 2 #define MAX_CPT_BLKS 2 /* PF_FUNC */ #define RVU_PFVF_PF_SHIFT 10 #define RVU_PFVF_PF_MASK 0x3F #define RVU_PFVF_FUNC_SHIFT 0 #define RVU_PFVF_FUNC_MASK 0x3FF #ifdef CONFIG_DEBUG_FS struct dump_ctx { int lf; int id; bool all; }; struct cpt_ctx { int blkaddr; struct rvu *rvu; }; struct rvu_debugfs { struct dentry *root; struct dentry *cgx_root; struct dentry *cgx; struct dentry *lmac; struct dentry *npa; struct dentry *nix; struct dentry *npc; struct dentry *cpt; struct dentry *mcs_root; struct dentry *mcs; struct dentry *mcs_rx; struct dentry *mcs_tx; struct dump_ctx npa_aura_ctx; struct dump_ctx npa_pool_ctx; struct dump_ctx nix_cq_ctx; struct dump_ctx nix_rq_ctx; struct dump_ctx nix_sq_ctx; struct cpt_ctx cpt_ctx[MAX_CPT_BLKS]; int npa_qsize_id; int nix_qsize_id; }; #endif struct rvu_work { struct work_struct work; struct rvu *rvu; int num_msgs; int up_num_msgs; }; struct rsrc_bmap { unsigned long *bmap; /* Pointer to resource bitmap */ u16 max; /* Max resource id or count */ }; struct rvu_block { struct rsrc_bmap lf; struct admin_queue *aq; /* NIX/NPA AQ */ u16 *fn_map; /* LF to pcifunc mapping */ bool multislot; bool implemented; u8 addr; /* RVU_BLOCK_ADDR_E */ u8 type; /* RVU_BLOCK_TYPE_E */ u8 lfshift; u64 lookup_reg; u64 pf_lfcnt_reg; u64 vf_lfcnt_reg; u64 lfcfg_reg; u64 msixcfg_reg; u64 lfreset_reg; unsigned char name[NAME_SIZE]; struct rvu *rvu; u64 cpt_flt_eng_map[3]; u64 cpt_rcvrd_eng_map[3]; }; struct nix_mcast { struct qmem *mce_ctx; struct qmem *mcast_buf; int replay_pkind; struct rsrc_bmap mce_counter[2]; /* Counters for both ingress and egress mcast lists */ struct mutex mce_lock; /* Serialize MCE updates */ }; struct nix_mce_list { struct hlist_head head; int count; int max; }; struct nix_mcast_grp_elem { struct nix_mce_list mcast_mce_list; u32 mcast_grp_idx; u32 pcifunc; int mcam_index; int mce_start_index; struct list_head list; u8 dir; }; struct nix_mcast_grp { struct list_head mcast_grp_head; int count; int next_grp_index; struct mutex mcast_grp_lock; /* Serialize MCE updates */ }; /* layer metadata to uniquely identify a packet header field */ struct npc_layer_mdata { u8 lid; u8 ltype; u8 hdr; u8 key; u8 len; }; /* Structure to represent a field present in the * generated key. A key field may present anywhere and can * be of any size in the generated key. Once this structure * is populated for fields of interest then field's presence * and location (if present) can be known. */ struct npc_key_field { /* Masks where all set bits indicate position * of a field in the key */ u64 kw_mask[NPC_MAX_KWS_IN_KEY]; /* Number of words in the key a field spans. If a field is * of 16 bytes and key offset is 4 then the field will use * 4 bytes in KW0, 8 bytes in KW1 and 4 bytes in KW2 and * nr_kws will be 3(KW0, KW1 and KW2). */ int nr_kws; /* used by packet header fields */ struct npc_layer_mdata layer_mdata; }; struct npc_mcam { struct rsrc_bmap counters; struct mutex lock; /* MCAM entries and counters update lock */ unsigned long *bmap; /* bitmap, 0 => bmap_entries */ unsigned long *bmap_reverse; /* Reverse bitmap, bmap_entries => 0 */ u16 bmap_entries; /* Number of unreserved MCAM entries */ u16 bmap_fcnt; /* MCAM entries free count */ u16 *entry2pfvf_map; u16 *entry2cntr_map; u16 *cntr2pfvf_map; u16 *cntr_refcnt; u16 *entry2target_pffunc; u8 keysize; /* MCAM keysize 112/224/448 bits */ u8 banks; /* Number of MCAM banks */ u8 banks_per_entry;/* Number of keywords in key */ u16 banksize; /* Number of MCAM entries in each bank */ u16 total_entries; /* Total number of MCAM entries */ u16 nixlf_offset; /* Offset of nixlf rsvd uncast entries */ u16 pf_offset; /* Offset of PF's rsvd bcast, promisc entries */ u16 lprio_count; u16 lprio_start; u16 hprio_count; u16 hprio_end; u16 rx_miss_act_cntr; /* Counter for RX MISS action */ /* fields present in the generated key */ struct npc_key_field tx_key_fields[NPC_KEY_FIELDS_MAX]; struct npc_key_field rx_key_fields[NPC_KEY_FIELDS_MAX]; u64 tx_features; u64 rx_features; struct list_head mcam_rules; }; /* Structure for per RVU func info ie PF/VF */ struct rvu_pfvf { bool npalf; /* Only one NPALF per RVU_FUNC */ bool nixlf; /* Only one NIXLF per RVU_FUNC */ u16 sso; u16 ssow; u16 cptlfs; u16 timlfs; u16 cpt1_lfs; u8 cgx_lmac; /* Block LF's MSIX vector info */ struct rsrc_bmap msix; /* Bitmap for MSIX vector alloc */ #define MSIX_BLKLF(blkaddr, lf) (((blkaddr) << 8) | ((lf) & 0xFF)) u16 *msix_lfmap; /* Vector to block LF mapping */ /* NPA contexts */ struct qmem *aura_ctx; struct qmem *pool_ctx; struct qmem *npa_qints_ctx; unsigned long *aura_bmap; unsigned long *pool_bmap; /* NIX contexts */ struct qmem *rq_ctx; struct qmem *sq_ctx; struct qmem *cq_ctx; struct qmem *rss_ctx; struct qmem *cq_ints_ctx; struct qmem *nix_qints_ctx; unsigned long *sq_bmap; unsigned long *rq_bmap; unsigned long *cq_bmap; u16 rx_chan_base; u16 tx_chan_base; u8 rx_chan_cnt; /* total number of RX channels */ u8 tx_chan_cnt; /* total number of TX channels */ u16 maxlen; u16 minlen; bool hw_rx_tstamp_en; /* Is rx_tstamp enabled */ u8 mac_addr[ETH_ALEN]; /* MAC address of this PF/VF */ u8 default_mac[ETH_ALEN]; /* MAC address from FWdata */ /* Broadcast/Multicast/Promisc pkt replication info */ u16 bcast_mce_idx; u16 mcast_mce_idx; u16 promisc_mce_idx; struct nix_mce_list bcast_mce_list; struct nix_mce_list mcast_mce_list; struct nix_mce_list promisc_mce_list; bool use_mce_list; struct rvu_npc_mcam_rule *def_ucast_rule; bool cgx_in_use; /* this PF/VF using CGX? */ int cgx_users; /* number of cgx users - used only by PFs */ int intf_mode; u8 nix_blkaddr; /* BLKADDR_NIX0/1 assigned to this PF */ u8 nix_rx_intf; /* NIX0_RX/NIX1_RX interface to NPC */ u8 nix_tx_intf; /* NIX0_TX/NIX1_TX interface to NPC */ u8 lbkid; /* NIX0/1 lbk link ID */ u64 lmt_base_addr; /* Preseving the pcifunc's lmtst base addr*/ u64 lmt_map_ent_w1; /* Preseving the word1 of lmtst map table entry*/ unsigned long flags; struct sdp_node_info *sdp_info; }; enum rvu_pfvf_flags { NIXLF_INITIALIZED = 0, PF_SET_VF_MAC, PF_SET_VF_CFG, PF_SET_VF_TRUSTED, }; #define RVU_CLEAR_VF_PERM ~GENMASK(PF_SET_VF_TRUSTED, PF_SET_VF_MAC) struct nix_txsch { struct rsrc_bmap schq; u8 lvl; #define NIX_TXSCHQ_FREE BIT_ULL(1) #define NIX_TXSCHQ_CFG_DONE BIT_ULL(0) #define TXSCH_MAP_FUNC(__pfvf_map) ((__pfvf_map) & 0xFFFF) #define TXSCH_MAP_FLAGS(__pfvf_map) ((__pfvf_map) >> 16) #define TXSCH_MAP(__func, __flags) (((__func) & 0xFFFF) | ((__flags) << 16)) #define TXSCH_SET_FLAG(__pfvf_map, flag) ((__pfvf_map) | ((flag) << 16)) u32 *pfvf_map; }; struct nix_mark_format { u8 total; u8 in_use; u32 *cfg; }; /* smq(flush) to tl1 cir/pir info */ struct nix_smq_tree_ctx { u64 cir_off; u64 cir_val; u64 pir_off; u64 pir_val; }; /* smq flush context */ struct nix_smq_flush_ctx { int smq; u16 tl1_schq; u16 tl2_schq; struct nix_smq_tree_ctx smq_tree_ctx[NIX_TXSCH_LVL_CNT]; }; struct npc_pkind { struct rsrc_bmap rsrc; u32 *pfchan_map; }; struct nix_flowkey { #define NIX_FLOW_KEY_ALG_MAX 32 u32 flowkey[NIX_FLOW_KEY_ALG_MAX]; int in_use; }; struct nix_lso { u8 total; u8 in_use; }; struct nix_txvlan { #define NIX_TX_VTAG_DEF_MAX 0x400 struct rsrc_bmap rsrc; u16 *entry2pfvf_map; struct mutex rsrc_lock; /* Serialize resource alloc/free */ }; struct nix_ipolicer { struct rsrc_bmap band_prof; u16 *pfvf_map; u16 *match_id; u16 *ref_count; }; struct nix_hw { int blkaddr; struct rvu *rvu; struct nix_txsch txsch[NIX_TXSCH_LVL_CNT]; /* Tx schedulers */ struct nix_mcast mcast; struct nix_mcast_grp mcast_grp; struct nix_flowkey flowkey; struct nix_mark_format mark_format; struct nix_lso lso; struct nix_txvlan txvlan; struct nix_ipolicer *ipolicer; u64 *tx_credits; u8 cc_mcs_cnt; }; /* RVU block's capabilities or functionality, * which vary by silicon version/skew. */ struct hw_cap { /* Transmit side supported functionality */ u8 nix_tx_aggr_lvl; /* Tx link's traffic aggregation level */ u16 nix_txsch_per_cgx_lmac; /* Max Q's transmitting to CGX LMAC */ u16 nix_txsch_per_lbk_lmac; /* Max Q's transmitting to LBK LMAC */ u16 nix_txsch_per_sdp_lmac; /* Max Q's transmitting to SDP LMAC */ bool nix_fixed_txschq_mapping; /* Schq mapping fixed or flexible */ bool nix_shaping; /* Is shaping and coloring supported */ bool nix_shaper_toggle_wait; /* Shaping toggle needs poll/wait */ bool nix_tx_link_bp; /* Can link backpressure TL queues ? */ bool nix_rx_multicast; /* Rx packet replication support */ bool nix_common_dwrr_mtu; /* Common DWRR MTU for quantum config */ bool per_pf_mbox_regs; /* PF mbox specified in per PF registers ? */ bool programmable_chans; /* Channels programmable ? */ bool ipolicer; bool nix_multiple_dwrr_mtu; /* Multiple DWRR_MTU to choose from */ bool npc_hash_extract; /* Hash extract enabled ? */ bool npc_exact_match_enabled; /* Exact match supported ? */ }; struct rvu_hwinfo { u8 total_pfs; /* MAX RVU PFs HW supports */ u16 total_vfs; /* Max RVU VFs HW supports */ u16 max_vfs_per_pf; /* Max VFs that can be attached to a PF */ u8 cgx; u8 lmac_per_cgx; u16 cgx_chan_base; /* CGX base channel number */ u16 lbk_chan_base; /* LBK base channel number */ u16 sdp_chan_base; /* SDP base channel number */ u16 cpt_chan_base; /* CPT base channel number */ u8 cgx_links; u8 lbk_links; u8 sdp_links; u8 cpt_links; /* Number of CPT links */ u8 npc_kpus; /* No of parser units */ u8 npc_pkinds; /* No of port kinds */ u8 npc_intfs; /* No of interfaces */ u8 npc_kpu_entries; /* No of KPU entries */ u16 npc_counters; /* No of match stats counters */ u32 lbk_bufsize; /* FIFO size supported by LBK */ bool npc_ext_set; /* Extended register set */ u64 npc_stat_ena; /* Match stats enable bit */ struct hw_cap cap; struct rvu_block block[BLK_COUNT]; /* Block info */ struct nix_hw *nix; struct rvu *rvu; struct npc_pkind pkind; struct npc_mcam mcam; struct npc_exact_table *table; }; struct mbox_wq_info { struct otx2_mbox mbox; struct rvu_work *mbox_wrk; struct otx2_mbox mbox_up; struct rvu_work *mbox_wrk_up; struct workqueue_struct *mbox_wq; }; struct rvu_fwdata { #define RVU_FWDATA_HEADER_MAGIC 0xCFDA /* Custom Firmware Data*/ #define RVU_FWDATA_VERSION 0x0001 u32 header_magic; u32 version; /* version id */ /* MAC address */ #define PF_MACNUM_MAX 32 #define VF_MACNUM_MAX 256 u64 pf_macs[PF_MACNUM_MAX]; u64 vf_macs[VF_MACNUM_MAX]; u64 sclk; u64 rclk; u64 mcam_addr; u64 mcam_sz; u64 msixtr_base; u32 ptp_ext_clk_rate; u32 ptp_ext_tstamp; #define FWDATA_RESERVED_MEM 1022 u64 reserved[FWDATA_RESERVED_MEM]; #define CGX_MAX 9 #define CGX_LMACS_MAX 4 #define CGX_LMACS_USX 8 union { struct cgx_lmac_fwdata_s cgx_fw_data[CGX_MAX][CGX_LMACS_MAX]; struct cgx_lmac_fwdata_s cgx_fw_data_usx[CGX_MAX][CGX_LMACS_USX]; }; /* Do not add new fields below this line */ }; struct ptp; /* KPU profile adapter structure gathering all KPU configuration data and abstracting out the * source where it came from. */ struct npc_kpu_profile_adapter { const char *name; u64 version; const struct npc_lt_def_cfg *lt_def; const struct npc_kpu_profile_action *ikpu; /* array[pkinds] */ const struct npc_kpu_profile *kpu; /* array[kpus] */ struct npc_mcam_kex *mkex; struct npc_mcam_kex_hash *mkex_hash; bool custom; size_t pkinds; size_t kpus; }; #define RVU_SWITCH_LBK_CHAN 63 struct rvu_switch { struct mutex switch_lock; /* Serialize flow installation */ u32 used_entries; u16 *entry2pcifunc; u16 mode; u16 start_entry; }; struct rvu { void __iomem *afreg_base; void __iomem *pfreg_base; struct pci_dev *pdev; struct device *dev; struct rvu_hwinfo *hw; struct rvu_pfvf *pf; struct rvu_pfvf *hwvf; struct mutex rsrc_lock; /* Serialize resource alloc/free */ struct mutex alias_lock; /* Serialize bar2 alias access */ int vfs; /* Number of VFs attached to RVU */ int nix_blkaddr[MAX_NIX_BLKS]; /* Mbox */ struct mbox_wq_info afpf_wq_info; struct mbox_wq_info afvf_wq_info; /* PF FLR */ struct rvu_work *flr_wrk; struct workqueue_struct *flr_wq; struct mutex flr_lock; /* Serialize FLRs */ /* MSI-X */ u16 num_vec; char *irq_name; bool *irq_allocated; dma_addr_t msix_base_iova; u64 msixtr_base_phy; /* Register reset value */ /* CGX */ #define PF_CGXMAP_BASE 1 /* PF 0 is reserved for RVU PF */ u16 cgx_mapped_vfs; /* maximum CGX mapped VFs */ u8 cgx_mapped_pfs; u8 cgx_cnt_max; /* CGX port count max */ u8 *pf2cgxlmac_map; /* pf to cgx_lmac map */ u64 *cgxlmac2pf_map; /* bitmap of mapped pfs for * every cgx lmac port */ unsigned long pf_notify_bmap; /* Flags for PF notification */ void **cgx_idmap; /* cgx id to cgx data map table */ struct work_struct cgx_evh_work; struct workqueue_struct *cgx_evh_wq; spinlock_t cgx_evq_lock; /* cgx event queue lock */ struct list_head cgx_evq_head; /* cgx event queue head */ struct mutex cgx_cfg_lock; /* serialize cgx configuration */ char mkex_pfl_name[MKEX_NAME_LEN]; /* Configured MKEX profile name */ char kpu_pfl_name[KPU_NAME_LEN]; /* Configured KPU profile name */ /* Firmware data */ struct rvu_fwdata *fwdata; void *kpu_fwdata; size_t kpu_fwdata_sz; void __iomem *kpu_prfl_addr; /* NPC KPU data */ struct npc_kpu_profile_adapter kpu; struct ptp *ptp; int mcs_blk_cnt; int cpt_pf_num; #ifdef CONFIG_DEBUG_FS struct rvu_debugfs rvu_dbg; #endif struct rvu_devlink *rvu_dl; /* RVU switch implementation over NPC with DMAC rules */ struct rvu_switch rswitch; struct work_struct mcs_intr_work; struct workqueue_struct *mcs_intr_wq; struct list_head mcs_intrq_head; /* mcs interrupt queue lock */ spinlock_t mcs_intrq_lock; /* CPT interrupt lock */ spinlock_t cpt_intr_lock; struct mutex mbox_lock; /* Serialize mbox up and down msgs */ }; static inline void rvu_write64(struct rvu *rvu, u64 block, u64 offset, u64 val) { writeq(val, rvu->afreg_base + ((block << 28) | offset)); } static inline u64 rvu_read64(struct rvu *rvu, u64 block, u64 offset) { return readq(rvu->afreg_base + ((block << 28) | offset)); } static inline void rvupf_write64(struct rvu *rvu, u64 offset, u64 val) { writeq(val, rvu->pfreg_base + offset); } static inline u64 rvupf_read64(struct rvu *rvu, u64 offset) { return readq(rvu->pfreg_base + offset); } static inline void rvu_bar2_sel_write64(struct rvu *rvu, u64 block, u64 offset, u64 val) { /* HW requires read back of RVU_AF_BAR2_SEL register to make sure completion of * write operation. */ rvu_write64(rvu, block, offset, val); rvu_read64(rvu, block, offset); /* Barrier to ensure read completes before accessing LF registers */ mb(); } /* Silicon revisions */ static inline bool is_rvu_pre_96xx_C0(struct rvu *rvu) { struct pci_dev *pdev = rvu->pdev; /* 96XX A0/B0, 95XX A0/A1/B0 chips */ return ((pdev->revision == 0x00) || (pdev->revision == 0x01) || (pdev->revision == 0x10) || (pdev->revision == 0x11) || (pdev->revision == 0x14)); } static inline bool is_rvu_96xx_A0(struct rvu *rvu) { struct pci_dev *pdev = rvu->pdev; return (pdev->revision == 0x00); } static inline bool is_rvu_96xx_B0(struct rvu *rvu) { struct pci_dev *pdev = rvu->pdev; return (pdev->revision == 0x00) || (pdev->revision == 0x01); } static inline bool is_rvu_95xx_A0(struct rvu *rvu) { struct pci_dev *pdev = rvu->pdev; return (pdev->revision == 0x10) || (pdev->revision == 0x11); } /* REVID for PCIe devices. * Bits 0..1: minor pass, bit 3..2: major pass * bits 7..4: midr id */ #define PCI_REVISION_ID_96XX 0x00 #define PCI_REVISION_ID_95XX 0x10 #define PCI_REVISION_ID_95XXN 0x20 #define PCI_REVISION_ID_98XX 0x30 #define PCI_REVISION_ID_95XXMM 0x40 #define PCI_REVISION_ID_95XXO 0xE0 static inline bool is_rvu_otx2(struct rvu *rvu) { struct pci_dev *pdev = rvu->pdev; u8 midr = pdev->revision & 0xF0; return (midr == PCI_REVISION_ID_96XX || midr == PCI_REVISION_ID_95XX || midr == PCI_REVISION_ID_95XXN || midr == PCI_REVISION_ID_98XX || midr == PCI_REVISION_ID_95XXMM || midr == PCI_REVISION_ID_95XXO); } static inline bool is_cnf10ka_a0(struct rvu *rvu) { struct pci_dev *pdev = rvu->pdev; if (pdev->subsystem_device == PCI_SUBSYS_DEVID_CNF10K_A && (pdev->revision & 0x0F) == 0x0) return true; return false; } static inline bool is_rvu_npc_hash_extract_en(struct rvu *rvu) { u64 npc_const3; npc_const3 = rvu_read64(rvu, BLKADDR_NPC, NPC_AF_CONST3); if (!(npc_const3 & BIT_ULL(62))) return false; return true; } static inline u16 rvu_nix_chan_cgx(struct rvu *rvu, u8 cgxid, u8 lmacid, u8 chan) { u64 nix_const = rvu_read64(rvu, BLKADDR_NIX0, NIX_AF_CONST); u16 cgx_chans = nix_const & 0xFFULL; struct rvu_hwinfo *hw = rvu->hw; if (!hw->cap.programmable_chans) return NIX_CHAN_CGX_LMAC_CHX(cgxid, lmacid, chan); return rvu->hw->cgx_chan_base + (cgxid * hw->lmac_per_cgx + lmacid) * cgx_chans + chan; } static inline u16 rvu_nix_chan_lbk(struct rvu *rvu, u8 lbkid, u8 chan) { u64 nix_const = rvu_read64(rvu, BLKADDR_NIX0, NIX_AF_CONST); u16 lbk_chans = (nix_const >> 16) & 0xFFULL; struct rvu_hwinfo *hw = rvu->hw; if (!hw->cap.programmable_chans) return NIX_CHAN_LBK_CHX(lbkid, chan); return rvu->hw->lbk_chan_base + lbkid * lbk_chans + chan; } static inline u16 rvu_nix_chan_sdp(struct rvu *rvu, u8 chan) { struct rvu_hwinfo *hw = rvu->hw; if (!hw->cap.programmable_chans) return NIX_CHAN_SDP_CHX(chan); return hw->sdp_chan_base + chan; } static inline u16 rvu_nix_chan_cpt(struct rvu *rvu, u8 chan) { return rvu->hw->cpt_chan_base + chan; } static inline bool is_rvu_supports_nix1(struct rvu *rvu) { struct pci_dev *pdev = rvu->pdev; if (pdev->subsystem_device == PCI_SUBSYS_DEVID_98XX) return true; return false; } /* Function Prototypes * RVU */ static inline bool is_afvf(u16 pcifunc) { return !(pcifunc & ~RVU_PFVF_FUNC_MASK); } static inline bool is_vf(u16 pcifunc) { return !!(pcifunc & RVU_PFVF_FUNC_MASK); } /* check if PF_FUNC is AF */ static inline bool is_pffunc_af(u16 pcifunc) { return !pcifunc; } static inline bool is_rvu_fwdata_valid(struct rvu *rvu) { return (rvu->fwdata->header_magic == RVU_FWDATA_HEADER_MAGIC) && (rvu->fwdata->version == RVU_FWDATA_VERSION); } int rvu_alloc_bitmap(struct rsrc_bmap *rsrc); void rvu_free_bitmap(struct rsrc_bmap *rsrc); int rvu_alloc_rsrc(struct rsrc_bmap *rsrc); void rvu_free_rsrc(struct rsrc_bmap *rsrc, int id); bool is_rsrc_free(struct rsrc_bmap *rsrc, int id); int rvu_rsrc_free_count(struct rsrc_bmap *rsrc); int rvu_alloc_rsrc_contig(struct rsrc_bmap *rsrc, int nrsrc); void rvu_free_rsrc_contig(struct rsrc_bmap *rsrc, int nrsrc, int start); bool rvu_rsrc_check_contig(struct rsrc_bmap *rsrc, int nrsrc); u16 rvu_get_rsrc_mapcount(struct rvu_pfvf *pfvf, int blkaddr); int rvu_get_pf(u16 pcifunc); struct rvu_pfvf *rvu_get_pfvf(struct rvu *rvu, int pcifunc); void rvu_get_pf_numvfs(struct rvu *rvu, int pf, int *numvfs, int *hwvf); bool is_block_implemented(struct rvu_hwinfo *hw, int blkaddr); bool is_pffunc_map_valid(struct rvu *rvu, u16 pcifunc, int blktype); int rvu_get_lf(struct rvu *rvu, struct rvu_block *block, u16 pcifunc, u16 slot); int rvu_lf_reset(struct rvu *rvu, struct rvu_block *block, int lf); int rvu_get_blkaddr(struct rvu *rvu, int blktype, u16 pcifunc); int rvu_poll_reg(struct rvu *rvu, u64 block, u64 offset, u64 mask, bool zero); int rvu_get_num_lbk_chans(void); int rvu_get_blkaddr_from_slot(struct rvu *rvu, int blktype, u16 pcifunc, u16 global_slot, u16 *slot_in_block); /* RVU HW reg validation */ enum regmap_block { TXSCHQ_HWREGMAP = 0, MAX_HWREGMAP, }; bool rvu_check_valid_reg(int regmap, int regblk, u64 reg); /* NPA/NIX AQ APIs */ int rvu_aq_alloc(struct rvu *rvu, struct admin_queue **ad_queue, int qsize, int inst_size, int res_size); void rvu_aq_free(struct rvu *rvu, struct admin_queue *aq); /* SDP APIs */ int rvu_sdp_init(struct rvu *rvu); bool is_sdp_pfvf(u16 pcifunc); bool is_sdp_pf(u16 pcifunc); bool is_sdp_vf(u16 pcifunc); /* CGX APIs */ static inline bool is_pf_cgxmapped(struct rvu *rvu, u8 pf) { return (pf >= PF_CGXMAP_BASE && pf <= rvu->cgx_mapped_pfs) && !is_sdp_pf(pf << RVU_PFVF_PF_SHIFT); } static inline void rvu_get_cgx_lmac_id(u8 map, u8 *cgx_id, u8 *lmac_id) { *cgx_id = (map >> 4) & 0xF; *lmac_id = (map & 0xF); } static inline bool is_cgx_vf(struct rvu *rvu, u16 pcifunc) { return ((pcifunc & RVU_PFVF_FUNC_MASK) && is_pf_cgxmapped(rvu, rvu_get_pf(pcifunc))); } #define M(_name, _id, fn_name, req, rsp) \ int rvu_mbox_handler_ ## fn_name(struct rvu *, struct req *, struct rsp *); MBOX_MESSAGES #undef M int rvu_cgx_init(struct rvu *rvu); int rvu_cgx_exit(struct rvu *rvu); void *rvu_cgx_pdata(u8 cgx_id, struct rvu *rvu); int rvu_cgx_config_rxtx(struct rvu *rvu, u16 pcifunc, bool start); void rvu_cgx_enadis_rx_bp(struct rvu *rvu, int pf, bool enable); int rvu_cgx_start_stop_io(struct rvu *rvu, u16 pcifunc, bool start); int rvu_cgx_nix_cuml_stats(struct rvu *rvu, void *cgxd, int lmac_id, int index, int rxtxflag, u64 *stat); void rvu_cgx_disable_dmac_entries(struct rvu *rvu, u16 pcifunc); /* NPA APIs */ int rvu_npa_init(struct rvu *rvu); void rvu_npa_freemem(struct rvu *rvu); void rvu_npa_lf_teardown(struct rvu *rvu, u16 pcifunc, int npalf); int rvu_npa_aq_enq_inst(struct rvu *rvu, struct npa_aq_enq_req *req, struct npa_aq_enq_rsp *rsp); /* NIX APIs */ bool is_nixlf_attached(struct rvu *rvu, u16 pcifunc); int rvu_nix_init(struct rvu *rvu); int rvu_nix_reserve_mark_format(struct rvu *rvu, struct nix_hw *nix_hw, int blkaddr, u32 cfg); void rvu_nix_freemem(struct rvu *rvu); int rvu_get_nixlf_count(struct rvu *rvu); void rvu_nix_lf_teardown(struct rvu *rvu, u16 pcifunc, int blkaddr, int npalf); int nix_get_nixlf(struct rvu *rvu, u16 pcifunc, int *nixlf, int *nix_blkaddr); int nix_update_mce_list(struct rvu *rvu, u16 pcifunc, struct nix_mce_list *mce_list, int mce_idx, int mcam_index, bool add); void nix_get_mce_list(struct rvu *rvu, u16 pcifunc, int type, struct nix_mce_list **mce_list, int *mce_idx); struct nix_hw *get_nix_hw(struct rvu_hwinfo *hw, int blkaddr); int rvu_get_next_nix_blkaddr(struct rvu *rvu, int blkaddr); void rvu_nix_reset_mac(struct rvu_pfvf *pfvf, int pcifunc); int nix_get_struct_ptrs(struct rvu *rvu, u16 pcifunc, struct nix_hw **nix_hw, int *blkaddr); int rvu_nix_setup_ratelimit_aggr(struct rvu *rvu, u16 pcifunc, u16 rq_idx, u16 match_id); int nix_aq_context_read(struct rvu *rvu, struct nix_hw *nix_hw, struct nix_cn10k_aq_enq_req *aq_req, struct nix_cn10k_aq_enq_rsp *aq_rsp, u16 pcifunc, u8 ctype, u32 qidx); int rvu_get_nix_blkaddr(struct rvu *rvu, u16 pcifunc); int nix_get_dwrr_mtu_reg(struct rvu_hwinfo *hw, int smq_link_type); u32 convert_dwrr_mtu_to_bytes(u8 dwrr_mtu); u32 convert_bytes_to_dwrr_mtu(u32 bytes); void rvu_nix_tx_tl2_cfg(struct rvu *rvu, int blkaddr, u16 pcifunc, struct nix_txsch *txsch, bool enable); void rvu_nix_mcast_flr_free_entries(struct rvu *rvu, u16 pcifunc); int rvu_nix_mcast_get_mce_index(struct rvu *rvu, u16 pcifunc, u32 mcast_grp_idx); int rvu_nix_mcast_update_mcam_entry(struct rvu *rvu, u16 pcifunc, u32 mcast_grp_idx, u16 mcam_index); /* NPC APIs */ void rvu_npc_freemem(struct rvu *rvu); int rvu_npc_get_pkind(struct rvu *rvu, u16 pf); void rvu_npc_set_pkind(struct rvu *rvu, int pkind, struct rvu_pfvf *pfvf); int npc_config_ts_kpuaction(struct rvu *rvu, int pf, u16 pcifunc, bool en); void rvu_npc_install_ucast_entry(struct rvu *rvu, u16 pcifunc, int nixlf, u64 chan, u8 *mac_addr); void rvu_npc_install_promisc_entry(struct rvu *rvu, u16 pcifunc, int nixlf, u64 chan, u8 chan_cnt); void rvu_npc_enable_promisc_entry(struct rvu *rvu, u16 pcifunc, int nixlf, bool enable); void rvu_npc_install_bcast_match_entry(struct rvu *rvu, u16 pcifunc, int nixlf, u64 chan); void rvu_npc_enable_bcast_entry(struct rvu *rvu, u16 pcifunc, int nixlf, bool enable); void rvu_npc_install_allmulti_entry(struct rvu *rvu, u16 pcifunc, int nixlf, u64 chan); void rvu_npc_enable_allmulti_entry(struct rvu *rvu, u16 pcifunc, int nixlf, bool enable); void npc_enadis_default_mce_entry(struct rvu *rvu, u16 pcifunc, int nixlf, int type, bool enable); void rvu_npc_disable_mcam_entries(struct rvu *rvu, u16 pcifunc, int nixlf); bool rvu_npc_enable_mcam_by_entry_index(struct rvu *rvu, int entry, int intf, bool enable); void rvu_npc_free_mcam_entries(struct rvu *rvu, u16 pcifunc, int nixlf); void rvu_npc_disable_default_entries(struct rvu *rvu, u16 pcifunc, int nixlf); void rvu_npc_enable_default_entries(struct rvu *rvu, u16 pcifunc, int nixlf); void rvu_npc_update_flowkey_alg_idx(struct rvu *rvu, u16 pcifunc, int nixlf, int group, int alg_idx, int mcam_index); void rvu_npc_get_mcam_entry_alloc_info(struct rvu *rvu, u16 pcifunc, int blkaddr, int *alloc_cnt, int *enable_cnt); void rvu_npc_get_mcam_counter_alloc_info(struct rvu *rvu, u16 pcifunc, int blkaddr, int *alloc_cnt, int *enable_cnt); bool is_npc_intf_tx(u8 intf); bool is_npc_intf_rx(u8 intf); bool is_npc_interface_valid(struct rvu *rvu, u8 intf); int rvu_npc_get_tx_nibble_cfg(struct rvu *rvu, u64 nibble_ena); int npc_flow_steering_init(struct rvu *rvu, int blkaddr); const char *npc_get_field_name(u8 hdr); int npc_get_bank(struct npc_mcam *mcam, int index); void npc_mcam_enable_flows(struct rvu *rvu, u16 target); void npc_mcam_disable_flows(struct rvu *rvu, u16 target); void npc_enable_mcam_entry(struct rvu *rvu, struct npc_mcam *mcam, int blkaddr, int index, bool enable); u64 npc_get_mcam_action(struct rvu *rvu, struct npc_mcam *mcam, int blkaddr, int index); void npc_set_mcam_action(struct rvu *rvu, struct npc_mcam *mcam, int blkaddr, int index, u64 cfg); void npc_read_mcam_entry(struct rvu *rvu, struct npc_mcam *mcam, int blkaddr, u16 src, struct mcam_entry *entry, u8 *intf, u8 *ena); bool is_cgx_config_permitted(struct rvu *rvu, u16 pcifunc); bool is_mac_feature_supported(struct rvu *rvu, int pf, int feature); u32 rvu_cgx_get_fifolen(struct rvu *rvu); void *rvu_first_cgx_pdata(struct rvu *rvu); int cgxlmac_to_pf(struct rvu *rvu, int cgx_id, int lmac_id); int rvu_cgx_config_tx(void *cgxd, int lmac_id, bool enable); int rvu_cgx_tx_enable(struct rvu *rvu, u16 pcifunc, bool enable); int rvu_cgx_prio_flow_ctrl_cfg(struct rvu *rvu, u16 pcifunc, u8 tx_pause, u8 rx_pause, u16 pfc_en); int rvu_cgx_cfg_pause_frm(struct rvu *rvu, u16 pcifunc, u8 tx_pause, u8 rx_pause); void rvu_mac_reset(struct rvu *rvu, u16 pcifunc); u32 rvu_cgx_get_lmac_fifolen(struct rvu *rvu, int cgx, int lmac); int npc_get_nixlf_mcam_index(struct npc_mcam *mcam, u16 pcifunc, int nixlf, int type); bool is_mcam_entry_enabled(struct rvu *rvu, struct npc_mcam *mcam, int blkaddr, int index); int rvu_npc_init(struct rvu *rvu); int npc_install_mcam_drop_rule(struct rvu *rvu, int mcam_idx, u16 *counter_idx, u64 chan_val, u64 chan_mask, u64 exact_val, u64 exact_mask, u64 bcast_mcast_val, u64 bcast_mcast_mask); void npc_mcam_rsrcs_reserve(struct rvu *rvu, int blkaddr, int entry_idx); bool npc_is_feature_supported(struct rvu *rvu, u64 features, u8 intf); int npc_mcam_rsrcs_init(struct rvu *rvu, int blkaddr); void npc_mcam_rsrcs_deinit(struct rvu *rvu); /* CPT APIs */ int rvu_cpt_register_interrupts(struct rvu *rvu); void rvu_cpt_unregister_interrupts(struct rvu *rvu); int rvu_cpt_lf_teardown(struct rvu *rvu, u16 pcifunc, int blkaddr, int lf, int slot); int rvu_cpt_ctx_flush(struct rvu *rvu, u16 pcifunc); int rvu_cpt_init(struct rvu *rvu); #define NDC_AF_BANK_MASK GENMASK_ULL(7, 0) #define NDC_AF_BANK_LINE_MASK GENMASK_ULL(31, 16) /* CN10K RVU */ int rvu_set_channels_base(struct rvu *rvu); void rvu_program_channels(struct rvu *rvu); /* CN10K NIX */ void rvu_nix_block_cn10k_init(struct rvu *rvu, struct nix_hw *nix_hw); /* CN10K RVU - LMT*/ void rvu_reset_lmt_map_tbl(struct rvu *rvu, u16 pcifunc); void rvu_apr_block_cn10k_init(struct rvu *rvu); #ifdef CONFIG_DEBUG_FS void rvu_dbg_init(struct rvu *rvu); void rvu_dbg_exit(struct rvu *rvu); #else static inline void rvu_dbg_init(struct rvu *rvu) {} static inline void rvu_dbg_exit(struct rvu *rvu) {} #endif int rvu_ndc_fix_locked_cacheline(struct rvu *rvu, int blkaddr); /* RVU Switch */ void rvu_switch_enable(struct rvu *rvu); void rvu_switch_disable(struct rvu *rvu); void rvu_switch_update_rules(struct rvu *rvu, u16 pcifunc); int rvu_npc_set_parse_mode(struct rvu *rvu, u16 pcifunc, u64 mode, u8 dir, u64 pkind, u8 var_len_off, u8 var_len_off_mask, u8 shift_dir); int rvu_get_hwvf(struct rvu *rvu, int pcifunc); /* CN10K MCS */ int rvu_mcs_init(struct rvu *rvu); int rvu_mcs_flr_handler(struct rvu *rvu, u16 pcifunc); void rvu_mcs_ptp_cfg(struct rvu *rvu, u8 rpm_id, u8 lmac_id, bool ena); void rvu_mcs_exit(struct rvu *rvu); #endif /* RVU_H */