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|
/* SPDX-License-Identifier: GPL-2.0 */
/* Marvell RVU Admin Function driver
*
* Copyright (C) 2018 Marvell.
*
*/
#ifndef RVU_H
#define RVU_H
#include <linux/pci.h>
#include <net/devlink.h>
#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 */
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