FreeBSD/Linux Kernel Cross Reference
sys/dev/cxgbe/common/common.h

     /*-
      * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
      *
      * Copyright (c) 2011 Chelsio Communications, Inc.
      * All rights reserved.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
      * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     *
     * $FreeBSD$
     *
     */
    
    #ifndef __CHELSIO_COMMON_H
    #define __CHELSIO_COMMON_H
    
    #include "t4_hw.h"
    
    enum {
            MAX_NPORTS     = 4,     /* max # of ports */
            SERNUM_LEN     = 24,    /* Serial # length */
            EC_LEN         = 16,    /* E/C length */
            ID_LEN         = 16,    /* ID length */
            PN_LEN         = 16,    /* Part Number length */
            MD_LEN         = 16,    /* MFG diags version length */
            MACADDR_LEN    = 12,    /* MAC Address length */
    };
    
    enum {
            T4_REGMAP_SIZE = (160 * 1024),
            T5_REGMAP_SIZE = (332 * 1024),
    };
    
    enum { MEM_EDC0, MEM_EDC1, MEM_MC, MEM_MC0 = MEM_MC, MEM_MC1, MEM_HMA };
    
    enum dev_master { MASTER_CANT, MASTER_MAY, MASTER_MUST };
    
    enum dev_state { DEV_STATE_UNINIT, DEV_STATE_INIT, DEV_STATE_ERR };
    
    enum {
            PAUSE_RX      = 1 << 0,
            PAUSE_TX      = 1 << 1,
            PAUSE_AUTONEG = 1 << 2
    };
    
    enum {
            /*
             * Real FECs.  In the same order as the FEC portion of caps32 so that
             * the code can do (fec & M_FW_PORT_CAP32_FEC) to get all the real FECs.
             */
            FEC_RS        = 1 << 0, /* Reed-Solomon */
            FEC_BASER_RS  = 1 << 1, /* BASE-R, aka Firecode */
            FEC_NONE      = 1 << 2, /* no FEC */
    
            /*
             * Pseudo FECs that translate to real FECs.  The firmware knows nothing
             * about these and they start at M_FW_PORT_CAP32_FEC + 1.  AUTO should
             * be set all by itself.
             */
            FEC_AUTO      = 1 << 5,
            FEC_MODULE    = 1 << 6, /* FEC suggested by the cable/transceiver. */
    };
    
    enum t4_bar2_qtype { T4_BAR2_QTYPE_EGRESS, T4_BAR2_QTYPE_INGRESS };
    
    struct port_stats {
            u64 tx_octets;            /* total # of octets in good frames */
            u64 tx_frames;            /* all good frames */
            u64 tx_bcast_frames;      /* all broadcast frames */
            u64 tx_mcast_frames;      /* all multicast frames */
            u64 tx_ucast_frames;      /* all unicast frames */
            u64 tx_error_frames;      /* all error frames */
    
            u64 tx_frames_64;         /* # of Tx frames in a particular range */
            u64 tx_frames_65_127;
            u64 tx_frames_128_255;
            u64 tx_frames_256_511;
            u64 tx_frames_512_1023;
            u64 tx_frames_1024_1518;
            u64 tx_frames_1519_max;
    
           u64 tx_drop;              /* # of dropped Tx frames */
           u64 tx_pause;             /* # of transmitted pause frames */
           u64 tx_ppp0;              /* # of transmitted PPP prio 0 frames */
           u64 tx_ppp1;              /* # of transmitted PPP prio 1 frames */
           u64 tx_ppp2;              /* # of transmitted PPP prio 2 frames */
           u64 tx_ppp3;              /* # of transmitted PPP prio 3 frames */
           u64 tx_ppp4;              /* # of transmitted PPP prio 4 frames */
           u64 tx_ppp5;              /* # of transmitted PPP prio 5 frames */
           u64 tx_ppp6;              /* # of transmitted PPP prio 6 frames */
           u64 tx_ppp7;              /* # of transmitted PPP prio 7 frames */
   
           u64 rx_octets;            /* total # of octets in good frames */
           u64 rx_frames;            /* all good frames */
           u64 rx_bcast_frames;      /* all broadcast frames */
           u64 rx_mcast_frames;      /* all multicast frames */
           u64 rx_ucast_frames;      /* all unicast frames */
           u64 rx_too_long;          /* # of frames exceeding MTU */
           u64 rx_jabber;            /* # of jabber frames */
           u64 rx_fcs_err;           /* # of received frames with bad FCS */
           u64 rx_len_err;           /* # of received frames with length error */
           u64 rx_symbol_err;        /* symbol errors */
           u64 rx_runt;              /* # of short frames */
   
           u64 rx_frames_64;         /* # of Rx frames in a particular range */
           u64 rx_frames_65_127;
           u64 rx_frames_128_255;
           u64 rx_frames_256_511;
           u64 rx_frames_512_1023;
           u64 rx_frames_1024_1518;
           u64 rx_frames_1519_max;
   
           u64 rx_pause;             /* # of received pause frames */
           u64 rx_ppp0;              /* # of received PPP prio 0 frames */
           u64 rx_ppp1;              /* # of received PPP prio 1 frames */
           u64 rx_ppp2;              /* # of received PPP prio 2 frames */
           u64 rx_ppp3;              /* # of received PPP prio 3 frames */
           u64 rx_ppp4;              /* # of received PPP prio 4 frames */
           u64 rx_ppp5;              /* # of received PPP prio 5 frames */
           u64 rx_ppp6;              /* # of received PPP prio 6 frames */
           u64 rx_ppp7;              /* # of received PPP prio 7 frames */
   
           u64 rx_ovflow0;           /* drops due to buffer-group 0 overflows */
           u64 rx_ovflow1;           /* drops due to buffer-group 1 overflows */
           u64 rx_ovflow2;           /* drops due to buffer-group 2 overflows */
           u64 rx_ovflow3;           /* drops due to buffer-group 3 overflows */
           u64 rx_trunc0;            /* buffer-group 0 truncated packets */
           u64 rx_trunc1;            /* buffer-group 1 truncated packets */
           u64 rx_trunc2;            /* buffer-group 2 truncated packets */
           u64 rx_trunc3;            /* buffer-group 3 truncated packets */
   };
   
   struct lb_port_stats {
           u64 octets;
           u64 frames;
           u64 bcast_frames;
           u64 mcast_frames;
           u64 ucast_frames;
           u64 error_frames;
   
           u64 frames_64;
           u64 frames_65_127;
           u64 frames_128_255;
           u64 frames_256_511;
           u64 frames_512_1023;
           u64 frames_1024_1518;
           u64 frames_1519_max;
   
           u64 drop;
   
           u64 ovflow0;
           u64 ovflow1;
           u64 ovflow2;
           u64 ovflow3;
           u64 trunc0;
           u64 trunc1;
           u64 trunc2;
           u64 trunc3;
   };
   
   struct tp_tcp_stats {
           u32 tcp_out_rsts;
           u64 tcp_in_segs;
           u64 tcp_out_segs;
           u64 tcp_retrans_segs;
   };
   
   struct tp_usm_stats {
           u32 frames;
           u32 drops;
           u64 octets;
   };
   
   struct tp_tid_stats {
           u32 del;
           u32 inv;
           u32 act;
           u32 pas;
   };
   
   struct tp_fcoe_stats {
           u32 frames_ddp;
           u32 frames_drop;
           u64 octets_ddp;
   };
   
   struct tp_err_stats {
           u32 mac_in_errs[MAX_NCHAN];
           u32 hdr_in_errs[MAX_NCHAN];
           u32 tcp_in_errs[MAX_NCHAN];
           u32 tnl_cong_drops[MAX_NCHAN];
           u32 ofld_chan_drops[MAX_NCHAN];
           u32 tnl_tx_drops[MAX_NCHAN];
           u32 ofld_vlan_drops[MAX_NCHAN];
           u32 tcp6_in_errs[MAX_NCHAN];
           u32 ofld_no_neigh;
           u32 ofld_cong_defer;
   };
   
   struct tp_tnl_stats {
           u32 out_pkt[MAX_NCHAN];
           u32 in_pkt[MAX_NCHAN];
   };
   
   struct tp_proxy_stats {
           u32 proxy[MAX_NCHAN];
   };
   
   struct tp_cpl_stats {
           u32 req[MAX_NCHAN];
           u32 rsp[MAX_NCHAN];
   };
   
   struct tp_rdma_stats {
           u32 rqe_dfr_pkt;
           u32 rqe_dfr_mod;
   };
   
   struct sge_params {
           int timer_val[SGE_NTIMERS];     /* final, scaled values */
           int counter_val[SGE_NCOUNTERS];
           int fl_starve_threshold;
           int fl_starve_threshold2;
           int page_shift;
           int eq_s_qpp;
           int iq_s_qpp;
           int spg_len;
           int pad_boundary;
           int pack_boundary;
           int fl_pktshift;
           u32 sge_control;
           u32 sge_fl_buffer_size[SGE_FLBUF_SIZES];
   };
   
   struct tp_params {
           unsigned int tre;            /* log2 of core clocks per TP tick */
           unsigned int dack_re;        /* DACK timer resolution */
           unsigned int la_mask;        /* what events are recorded by TP LA */
           unsigned short tx_modq[MAX_NCHAN];  /* channel to modulation queue map */
   
           uint16_t filter_mode;
           uint16_t filter_mask;   /* Used by TOE and hashfilters */
           int vnic_mode;
           uint32_t max_rx_pdu;
           uint32_t max_tx_pdu;
           bool rx_pkt_encap;
   
           int8_t fcoe_shift;
           int8_t port_shift;
           int8_t vnic_shift;
           int8_t vlan_shift;
           int8_t tos_shift;
           int8_t protocol_shift;
           int8_t ethertype_shift;
           int8_t macmatch_shift;
           int8_t matchtype_shift;
           int8_t frag_shift;
   };
   
   struct vpd_params {
           unsigned int cclk;
           u8 ec[EC_LEN + 1];
           u8 sn[SERNUM_LEN + 1];
           u8 id[ID_LEN + 1];
           u8 pn[PN_LEN + 1];
           u8 na[MACADDR_LEN + 1];
           u8 md[MD_LEN + 1];
   };
   
   struct pci_params {
           unsigned int vpd_cap_addr;
           unsigned int mps;
           unsigned short speed;
           unsigned short width;
   };
   
   /*
    * Firmware device log.
    */
   struct devlog_params {
           u32 memtype;                    /* which memory (FW_MEMTYPE_* ) */
           u32 start;                      /* start of log in firmware memory */
           u32 size;                       /* size of log */
           u32 addr;                       /* start address in flat addr space */
   };
   
   /* Stores chip specific parameters */
   struct chip_params {
           u8 nchan;
           u8 pm_stats_cnt;
           u8 cng_ch_bits_log;             /* congestion channel map bits width */
           u8 nsched_cls;
           u8 cim_num_obq;
           u8 filter_opt_len;
           u16 mps_rplc_size;
           u16 vfcount;
           u32 sge_fl_db;
           u16 mps_tcam_size;
           u16 rss_nentries;
   };
   
   /* VF-only parameters. */
   
   /*
    * Global Receive Side Scaling (RSS) parameters in host-native format.
    */
   struct rss_params {
           unsigned int mode;              /* RSS mode */
           union {
               struct {
                   u_int synmapen:1;       /* SYN Map Enable */
                   u_int syn4tupenipv6:1;  /* enable hashing 4-tuple IPv6 SYNs */
                   u_int syn2tupenipv6:1;  /* enable hashing 2-tuple IPv6 SYNs */
                   u_int syn4tupenipv4:1;  /* enable hashing 4-tuple IPv4 SYNs */
                   u_int syn2tupenipv4:1;  /* enable hashing 2-tuple IPv4 SYNs */
                   u_int ofdmapen:1;       /* Offload Map Enable */
                   u_int tnlmapen:1;       /* Tunnel Map Enable */
                   u_int tnlalllookup:1;   /* Tunnel All Lookup */
                   u_int hashtoeplitz:1;   /* use Toeplitz hash */
               } basicvirtual;
           } u;
   };
   
   /*
    * Maximum resources provisioned for a PCI VF.
    */
   struct vf_resources {
           unsigned int nvi;               /* N virtual interfaces */
           unsigned int neq;               /* N egress Qs */
           unsigned int nethctrl;          /* N egress ETH or CTRL Qs */
           unsigned int niqflint;          /* N ingress Qs/w free list(s) & intr */
           unsigned int niq;               /* N ingress Qs */
           unsigned int tc;                /* PCI-E traffic class */
           unsigned int pmask;             /* port access rights mask */
           unsigned int nexactf;           /* N exact MPS filters */
           unsigned int r_caps;            /* read capabilities */
           unsigned int wx_caps;           /* write/execute capabilities */
   };
   
   struct adapter_params {
           struct sge_params sge;
           struct tp_params  tp;           /* PF-only */
           struct vpd_params vpd;
           struct pci_params pci;
           struct devlog_params devlog;    /* PF-only */
           struct rss_params rss;          /* VF-only */
           struct vf_resources vfres;      /* VF-only */
           unsigned int core_vdd;
   
           unsigned int sf_size;             /* serial flash size in bytes */
           unsigned int sf_nsec;             /* # of flash sectors */
   
           unsigned int fw_vers;           /* firmware version */
           unsigned int bs_vers;           /* bootstrap version */
           unsigned int tp_vers;           /* TP microcode version */
           unsigned int er_vers;           /* expansion ROM version */
           unsigned int scfg_vers;         /* Serial Configuration version */
           unsigned int vpd_vers;          /* VPD version */
   
           unsigned short mtus[NMTUS];
           unsigned short a_wnd[NCCTRL_WIN];
           unsigned short b_wnd[NCCTRL_WIN];
   
           unsigned int cim_la_size;
   
           uint8_t nports;         /* # of ethernet ports */
           uint8_t portvec;
           unsigned int chipid:4;  /* chip ID.  T4 = 4, T5 = 5, ... */
           unsigned int rev:4;     /* chip revision */
           unsigned int fpga:1;    /* this is an FPGA */
           unsigned int offload:1; /* hw is TOE capable, fw has divvied up card
                                      resources for TOE operation. */
           unsigned int bypass:1;  /* this is a bypass card */
           unsigned int ethoffload:1;
           unsigned int hash_filter:1;
           unsigned int filter2_wr_support:1;
           unsigned int port_caps32:1;
           unsigned int smac_add_support:1;
   
           unsigned int ofldq_wr_cred;
           unsigned int eo_wr_cred;
   
           unsigned int max_ordird_qp;
           unsigned int max_ird_adapter;
   
           uint32_t mps_bg_map;    /* rx buffer group map for all ports (upto 4) */
   
           bool ulptx_memwrite_dsgl;       /* use of T5 DSGL allowed */
           bool fr_nsmr_tpte_wr_support;   /* FW support for FR_NSMR_TPTE_WR */
           bool dev_512sgl_mr;             /* FW support for 512 SGL per FR MR */
           bool viid_smt_extn_support;     /* FW returns vin, vfvld & smt index? */
           unsigned int max_pkts_per_eth_tx_pkts_wr;
           uint8_t nsched_cls;             /* # of usable sched classes per port */
   };
   
   #define CHELSIO_T4              0x4
   #define CHELSIO_T5              0x5
   #define CHELSIO_T6              0x6
   
   /*
    * State needed to monitor the forward progress of SGE Ingress DMA activities
    * and possible hangs.
    */
   struct sge_idma_monitor_state {
           unsigned int idma_1s_thresh;    /* 1s threshold in Core Clock ticks */
           unsigned int idma_stalled[2];   /* synthesized stalled timers in HZ */
           unsigned int idma_state[2];     /* IDMA Hang detect state */
           unsigned int idma_qid[2];       /* IDMA Hung Ingress Queue ID */
           unsigned int idma_warn[2];      /* time to warning in HZ */
   };
   
   struct trace_params {
           u32 data[TRACE_LEN / 4];
           u32 mask[TRACE_LEN / 4];
           unsigned short snap_len;
           unsigned short min_len;
           unsigned char skip_ofst;
           unsigned char skip_len;
           unsigned char invert;
           unsigned char port;
   };
   
   struct link_config {
           /* OS-specific code owns all the requested_* fields. */
           int8_t requested_aneg;  /* link autonegotiation */
           int8_t requested_fc;    /* flow control */
           int8_t requested_fec;   /* FEC */
           int8_t force_fec;       /* FORCE_FEC in L1_CFG32 command. */
           u_int requested_speed;  /* speed (Mbps) */
           uint32_t requested_caps;/* rcap in last l1cfg issued by the driver. */
   
           /* These are populated with information from the firmware. */
           uint32_t pcaps;         /* link capabilities */
           uint32_t acaps;         /* advertised capabilities */
           uint32_t lpacaps;       /* peer advertised capabilities */
           u_int speed;            /* actual link speed (Mbps) */
           int8_t fc;              /* actual link flow control */
           int8_t fec_hint;        /* cable/transceiver recommended fec */
           int8_t fec;             /* actual FEC */
           bool link_ok;           /* link up? */
           uint8_t link_down_rc;   /* link down reason */
   };
   
   #include "adapter.h"
   
   #ifndef PCI_VENDOR_ID_CHELSIO
   # define PCI_VENDOR_ID_CHELSIO 0x1425
   #endif
   
   #define for_each_port(adapter, iter) \
           for (iter = 0; iter < (adapter)->params.nports; ++iter)
   
   static inline int is_ftid(const struct adapter *sc, u_int tid)
   {
   
           return (sc->tids.nftids > 0 && tid >= sc->tids.ftid_base &&
               tid <= sc->tids.ftid_end);
   }
   
   static inline int is_hpftid(const struct adapter *sc, u_int tid)
   {
   
           return (sc->tids.nhpftids > 0 && tid >= sc->tids.hpftid_base &&
               tid <= sc->tids.hpftid_end);
   }
   
   static inline int is_etid(const struct adapter *sc, u_int tid)
   {
   
           return (sc->tids.netids > 0 && tid >= sc->tids.etid_base &&
               tid <= sc->tids.etid_end);
   }
   
   static inline int is_offload(const struct adapter *adap)
   {
           return adap->params.offload;
   }
   
   static inline int is_ethoffload(const struct adapter *adap)
   {
           return adap->params.ethoffload;
   }
   
   static inline int is_hashfilter(const struct adapter *adap)
   {
           return adap->params.hash_filter;
   }
   
   static inline int is_ktls(const struct adapter *adap)
   {
           return adap->cryptocaps & FW_CAPS_CONFIG_TLS_HW;
   }
   
   static inline int chip_id(struct adapter *adap)
   {
           return adap->params.chipid;
   }
   
   static inline int chip_rev(struct adapter *adap)
   {
           return adap->params.rev;
   }
   
   static inline int is_t4(struct adapter *adap)
   {
           return adap->params.chipid == CHELSIO_T4;
   }
   
   static inline int is_t5(struct adapter *adap)
   {
           return adap->params.chipid == CHELSIO_T5;
   }
   
   static inline int is_t6(struct adapter *adap)
   {
           return adap->params.chipid == CHELSIO_T6;
   }
   
   static inline int is_fpga(struct adapter *adap)
   {
            return adap->params.fpga;
   }
   
   static inline unsigned int core_ticks_per_usec(const struct adapter *adap)
   {
           return adap->params.vpd.cclk / 1000;
   }
   
   static inline unsigned int us_to_core_ticks(const struct adapter *adap,
                                               unsigned int us)
   {
           return (us * adap->params.vpd.cclk) / 1000;
   }
   
   static inline unsigned int core_ticks_to_us(const struct adapter *adapter,
                                               unsigned int ticks)
   {
           /* add Core Clock / 2 to round ticks to nearest uS */
           return ((ticks * 1000 + adapter->params.vpd.cclk/2) /
                   adapter->params.vpd.cclk);
   }
   
   static inline unsigned int dack_ticks_to_usec(const struct adapter *adap,
                                                 unsigned int ticks)
   {
           return (ticks << adap->params.tp.dack_re) / core_ticks_per_usec(adap);
   }
   
   static inline u_int us_to_tcp_ticks(const struct adapter *adap, u_long us)
   {
   
           return (us * adap->params.vpd.cclk / 1000 >> adap->params.tp.tre);
   }
   
   static inline u_int tcp_ticks_to_us(const struct adapter *adap, u_int ticks)
   {
           return ((uint64_t)ticks << adap->params.tp.tre) /
               core_ticks_per_usec(adap);
   }
   
   void t4_set_reg_field(struct adapter *adap, unsigned int addr, u32 mask, u32 val);
   
   int t4_wr_mbox_meat_timeout(struct adapter *adap, int mbox, const void *cmd,
                               int size, void *rpl, bool sleep_ok, int timeout);
   int t4_wr_mbox_meat(struct adapter *adap, int mbox, const void *cmd, int size,
                       void *rpl, bool sleep_ok);
   void t4_report_fw_error(struct adapter *adap);
   
   static inline int t4_wr_mbox_timeout(struct adapter *adap, int mbox,
                                        const void *cmd, int size, void *rpl,
                                        int timeout)
   {
           return t4_wr_mbox_meat_timeout(adap, mbox, cmd, size, rpl, true,
                                          timeout);
   }
   
   static inline int t4_wr_mbox(struct adapter *adap, int mbox, const void *cmd,
                                int size, void *rpl)
   {
           return t4_wr_mbox_meat(adap, mbox, cmd, size, rpl, true);
   }
   
   static inline int t4_wr_mbox_ns(struct adapter *adap, int mbox, const void *cmd,
                                   int size, void *rpl)
   {
           return t4_wr_mbox_meat(adap, mbox, cmd, size, rpl, false);
   }
   
   void t4_read_indirect(struct adapter *adap, unsigned int addr_reg,
                         unsigned int data_reg, u32 *vals, unsigned int nregs,
                         unsigned int start_idx);
   void t4_write_indirect(struct adapter *adap, unsigned int addr_reg,
                          unsigned int data_reg, const u32 *vals,
                          unsigned int nregs, unsigned int start_idx);
   
   u32 t4_hw_pci_read_cfg4(adapter_t *adapter, int reg);
   
   struct fw_filter_wr;
   
   void t4_intr_enable(struct adapter *adapter);
   void t4_intr_disable(struct adapter *adapter);
   void t4_intr_clear(struct adapter *adapter);
   bool t4_slow_intr_handler(struct adapter *adapter, bool verbose);
   
   int t4_hash_mac_addr(const u8 *addr);
   int t4_link_l1cfg(struct adapter *adap, unsigned int mbox, unsigned int port,
                     struct link_config *lc);
   int t4_restart_aneg(struct adapter *adap, unsigned int mbox, unsigned int port);
   int t4_seeprom_read(struct adapter *adapter, u32 addr, u32 *data);
   int t4_seeprom_write(struct adapter *adapter, u32 addr, u32 data);
   int t4_eeprom_ptov(unsigned int phys_addr, unsigned int fn, unsigned int sz);
   int t4_seeprom_wp(struct adapter *adapter, int enable);
   int t4_read_flash(struct adapter *adapter, unsigned int addr, unsigned int nwords,
                     u32 *data, int byte_oriented);
   int t4_write_flash(struct adapter *adapter, unsigned int addr,
                      unsigned int n, const u8 *data, int byte_oriented);
   int t4_load_fw(struct adapter *adapter, const u8 *fw_data, unsigned int size);
   int t4_fwcache(struct adapter *adap, enum fw_params_param_dev_fwcache op);
   int t5_fw_init_extern_mem(struct adapter *adap);
   int t4_load_bootcfg(struct adapter *adapter, const u8 *cfg_data, unsigned int size);
   int t4_load_boot(struct adapter *adap, u8 *boot_data,
                    unsigned int boot_addr, unsigned int size);
   int t4_flash_erase_sectors(struct adapter *adapter, int start, int end);
   int t4_flash_cfg_addr(struct adapter *adapter);
   int t4_load_cfg(struct adapter *adapter, const u8 *cfg_data, unsigned int size);
   int t4_get_fw_version(struct adapter *adapter, u32 *vers);
   int t4_get_fw_hdr(struct adapter *adapter, struct fw_hdr *hdr);
   int t4_get_bs_version(struct adapter *adapter, u32 *vers);
   int t4_get_tp_version(struct adapter *adapter, u32 *vers);
   int t4_get_exprom_version(struct adapter *adapter, u32 *vers);
   int t4_get_scfg_version(struct adapter *adapter, u32 *vers);
   int t4_get_vpd_version(struct adapter *adapter, u32 *vers);
   int t4_get_version_info(struct adapter *adapter);
   int t4_init_hw(struct adapter *adapter, u32 fw_params);
   const struct chip_params *t4_get_chip_params(int chipid);
   int t4_prep_adapter(struct adapter *adapter, u32 *buf);
   int t4_shutdown_adapter(struct adapter *adapter);
   int t4_init_devlog_params(struct adapter *adapter, int fw_attach);
   int t4_init_sge_params(struct adapter *adapter);
   int t4_init_tp_params(struct adapter *adap);
   int t4_filter_field_shift(const struct adapter *adap, int filter_sel);
   int t4_port_init(struct adapter *adap, int mbox, int pf, int vf, int port_id);
   void t4_fatal_err(struct adapter *adapter, bool fw_error);
   int t4_set_trace_filter(struct adapter *adapter, const struct trace_params *tp,
                           int filter_index, int enable);
   void t4_get_trace_filter(struct adapter *adapter, struct trace_params *tp,
                            int filter_index, int *enabled);
   int t4_config_rss_range(struct adapter *adapter, int mbox, unsigned int viid,
                           int start, int n, const u16 *rspq, unsigned int nrspq);
   int t4_config_glbl_rss(struct adapter *adapter, int mbox, unsigned int mode,
                          unsigned int flags);
   int t4_config_vi_rss(struct adapter *adapter, int mbox, unsigned int viid,
                        unsigned int flags, unsigned int defq, unsigned int skeyidx,
                        unsigned int skey);
   int t4_read_rss(struct adapter *adapter, u16 *entries);
   void t4_read_rss_key(struct adapter *adapter, u32 *key, bool sleep_ok);
   void t4_write_rss_key(struct adapter *adap, const u32 *key, int idx,
                         bool sleep_ok);
   void t4_read_rss_pf_config(struct adapter *adapter, unsigned int index,
                              u32 *valp, bool sleep_ok);
   void t4_write_rss_pf_config(struct adapter *adapter, unsigned int index,
                               u32 val, bool sleep_ok);
   void t4_read_rss_vf_config(struct adapter *adapter, unsigned int index,
                              u32 *vfl, u32 *vfh, bool sleep_ok);
   void t4_write_rss_vf_config(struct adapter *adapter, unsigned int index,
                               u32 vfl, u32 vfh, bool sleep_ok);
   u32 t4_read_rss_pf_map(struct adapter *adapter, bool sleep_ok);
   void t4_write_rss_pf_map(struct adapter *adapter, u32 pfmap, bool sleep_ok);
   u32 t4_read_rss_pf_mask(struct adapter *adapter, bool sleep_ok);
   void t4_write_rss_pf_mask(struct adapter *adapter, u32 pfmask, bool sleep_ok);
   int t4_mps_set_active_ports(struct adapter *adap, unsigned int port_mask);
   void t4_pmtx_get_stats(struct adapter *adap, u32 cnt[], u64 cycles[]);
   void t4_pmrx_get_stats(struct adapter *adap, u32 cnt[], u64 cycles[]);
   void t4_read_cimq_cfg(struct adapter *adap, u16 *base, u16 *size, u16 *thres);
   int t4_read_cim_ibq(struct adapter *adap, unsigned int qid, u32 *data, size_t n);
   int t4_read_cim_obq(struct adapter *adap, unsigned int qid, u32 *data, size_t n);
   int t4_cim_read(struct adapter *adap, unsigned int addr, unsigned int n,
                   unsigned int *valp);
   int t4_cim_write(struct adapter *adap, unsigned int addr, unsigned int n,
                    const unsigned int *valp);
   int t4_cim_ctl_read(struct adapter *adap, unsigned int addr, unsigned int n,
                       unsigned int *valp);
   int t4_cim_read_la(struct adapter *adap, u32 *la_buf, unsigned int *wrptr);
   void t4_cim_read_pif_la(struct adapter *adap, u32 *pif_req, u32 *pif_rsp,
                   unsigned int *pif_req_wrptr, unsigned int *pif_rsp_wrptr);
   void t4_cim_read_ma_la(struct adapter *adap, u32 *ma_req, u32 *ma_rsp);
   int t4_get_flash_params(struct adapter *adapter);
   
   u32 t4_read_pcie_cfg4(struct adapter *adap, int reg, int drv_fw_attach);
   int t4_mc_read(struct adapter *adap, int idx, u32 addr,
                  __be32 *data, u64 *parity);
   int t4_edc_read(struct adapter *adap, int idx, u32 addr, __be32 *data, u64 *parity);
   int t4_mem_read(struct adapter *adap, int mtype, u32 addr, u32 size,
                   __be32 *data);
   void t4_idma_monitor_init(struct adapter *adapter,
                             struct sge_idma_monitor_state *idma);
   void t4_idma_monitor(struct adapter *adapter,
                        struct sge_idma_monitor_state *idma,
                        int hz, int ticks);
   int t4_set_vf_mac(struct adapter *adapter, unsigned int pf, unsigned int vf,
                     unsigned int naddr, u8 *addr);
   
   unsigned int t4_get_regs_len(struct adapter *adapter);
   void t4_get_regs(struct adapter *adap, u8 *buf, size_t buf_size);
   
   const char *t4_get_port_type_description(enum fw_port_type port_type);
   void t4_get_port_stats(struct adapter *adap, int idx, struct port_stats *p);
   void t4_get_port_stats_offset(struct adapter *adap, int idx,
                   struct port_stats *stats,
                   struct port_stats *offset);
   void t4_get_lb_stats(struct adapter *adap, int idx, struct lb_port_stats *p);
   void t4_clr_port_stats(struct adapter *adap, int idx);
   
   void t4_read_mtu_tbl(struct adapter *adap, u16 *mtus, u8 *mtu_log);
   void t4_read_cong_tbl(struct adapter *adap, u16 incr[NMTUS][NCCTRL_WIN]);
   void t4_read_pace_tbl(struct adapter *adap, unsigned int pace_vals[NTX_SCHED]);
   void t4_get_tx_sched(struct adapter *adap, unsigned int sched, unsigned int *kbps,
                        unsigned int *ipg, bool sleep_ok);
   void t4_tp_wr_bits_indirect(struct adapter *adap, unsigned int addr,
                               unsigned int mask, unsigned int val);
   void t4_tp_read_la(struct adapter *adap, u64 *la_buf, unsigned int *wrptr);
   void t4_tp_get_err_stats(struct adapter *adap, struct tp_err_stats *st,
                            bool sleep_ok);
   void t4_tp_get_tnl_stats(struct adapter *adap, struct tp_tnl_stats *st,
                            bool sleep_ok);
   void t4_tp_get_proxy_stats(struct adapter *adap, struct tp_proxy_stats *st,
                              bool sleep_ok);
   void t4_tp_get_cpl_stats(struct adapter *adap, struct tp_cpl_stats *st,
                            bool sleep_ok);
   void t4_tp_get_rdma_stats(struct adapter *adap, struct tp_rdma_stats *st,
                             bool sleep_ok);
   void t4_get_usm_stats(struct adapter *adap, struct tp_usm_stats *st,
                         bool sleep_ok);
   void t4_tp_get_tid_stats(struct adapter *adap, struct tp_tid_stats *st,
                         bool sleep_ok);
   void t4_tp_get_tcp_stats(struct adapter *adap, struct tp_tcp_stats *v4,
                            struct tp_tcp_stats *v6, bool sleep_ok);
   void t4_get_fcoe_stats(struct adapter *adap, unsigned int idx,
                          struct tp_fcoe_stats *st, bool sleep_ok);
   void t4_load_mtus(struct adapter *adap, const unsigned short *mtus,
                     const unsigned short *alpha, const unsigned short *beta);
   
   void t4_ulprx_read_la(struct adapter *adap, u32 *la_buf);
   
   int t4_set_sched_bps(struct adapter *adap, int sched, unsigned int kbps);
   int t4_set_sched_ipg(struct adapter *adap, int sched, unsigned int ipg);
   int t4_set_pace_tbl(struct adapter *adap, const unsigned int *pace_vals,
                       unsigned int start, unsigned int n);
   void t4_get_chan_txrate(struct adapter *adap, u64 *nic_rate, u64 *ofld_rate);
   int t4_set_filter_cfg(struct adapter *adap, int mode, int mask, int vnic_mode);
   void t4_mk_filtdelwr(unsigned int ftid, struct fw_filter_wr *wr, int qid);
   
   void t4_wol_magic_enable(struct adapter *adap, unsigned int port, const u8 *addr);
   int t4_wol_pat_enable(struct adapter *adap, unsigned int port, unsigned int map,
                         u64 mask0, u64 mask1, unsigned int crc, bool enable);
   
   int t4_fw_hello(struct adapter *adap, unsigned int mbox, unsigned int evt_mbox,
                   enum dev_master master, enum dev_state *state);
   int t4_fw_bye(struct adapter *adap, unsigned int mbox);
   int t4_fw_reset(struct adapter *adap, unsigned int mbox, int reset);
   int t4_fw_halt(struct adapter *adap, unsigned int mbox, int force);
   int t4_fw_restart(struct adapter *adap, unsigned int mbox);
   int t4_fw_upgrade(struct adapter *adap, unsigned int mbox,
                     const u8 *fw_data, unsigned int size, int force);
   int t4_fw_initialize(struct adapter *adap, unsigned int mbox);
   int t4_query_params(struct adapter *adap, unsigned int mbox, unsigned int pf,
                       unsigned int vf, unsigned int nparams, const u32 *params,
                       u32 *val);
   int t4_query_params_rw(struct adapter *adap, unsigned int mbox, unsigned int pf,
                          unsigned int vf, unsigned int nparams, const u32 *params,
                          u32 *val, int rw);
   int t4_set_params_timeout(struct adapter *adap, unsigned int mbox,
                             unsigned int pf, unsigned int vf,
                             unsigned int nparams, const u32 *params,
                             const u32 *val, int timeout);
   int t4_set_params(struct adapter *adap, unsigned int mbox, unsigned int pf,
                     unsigned int vf, unsigned int nparams, const u32 *params,
                     const u32 *val);
   int t4_cfg_pfvf(struct adapter *adap, unsigned int mbox, unsigned int pf,
                   unsigned int vf, unsigned int txq, unsigned int txq_eth_ctrl,
                   unsigned int rxqi, unsigned int rxq, unsigned int tc,
                   unsigned int vi, unsigned int cmask, unsigned int pmask,
                   unsigned int exactf, unsigned int rcaps, unsigned int wxcaps);
   int t4_alloc_vi_func(struct adapter *adap, unsigned int mbox,
                        unsigned int port, unsigned int pf, unsigned int vf,
                        unsigned int nmac, u8 *mac, u16 *rss_size,
                        uint8_t *vfvld, uint16_t *vin,
                        unsigned int portfunc, unsigned int idstype);
   int t4_alloc_vi(struct adapter *adap, unsigned int mbox, unsigned int port,
                   unsigned int pf, unsigned int vf, unsigned int nmac, u8 *mac,
                   u16 *rss_size, uint8_t *vfvld, uint16_t *vin);
   int t4_free_vi(struct adapter *adap, unsigned int mbox,
                  unsigned int pf, unsigned int vf,
                  unsigned int viid);
   int t4_set_rxmode(struct adapter *adap, unsigned int mbox, unsigned int viid,
                     int mtu, int promisc, int all_multi, int bcast, int vlanex,
                     bool sleep_ok);
   int t4_alloc_mac_filt(struct adapter *adap, unsigned int mbox, unsigned int viid,
                         bool free, unsigned int naddr, const u8 **addr, u16 *idx,
                         u64 *hash, bool sleep_ok);
   int t4_free_mac_filt(struct adapter *adap, unsigned int mbox,
                         unsigned int viid, unsigned int naddr,
                         const u8 **addr, bool sleep_ok);
   int t4_free_encap_mac_filt(struct adapter *adap, unsigned int viid,
                              int idx, bool sleep_ok);
   int t4_free_raw_mac_filt(struct adapter *adap, unsigned int viid,
                            const u8 *addr, const u8 *mask, unsigned int idx,
                            u8 lookup_type, u8 port_id, bool sleep_ok);
   int t4_alloc_raw_mac_filt(struct adapter *adap, unsigned int viid,
                             const u8 *addr, const u8 *mask, unsigned int idx,
                             u8 lookup_type, u8 port_id, bool sleep_ok);
   int t4_alloc_encap_mac_filt(struct adapter *adap, unsigned int viid,
                               const u8 *addr, const u8 *mask, unsigned int vni,
                               unsigned int vni_mask, u8 dip_hit, u8 lookup_type,
                               bool sleep_ok);
   int t4_change_mac(struct adapter *adap, unsigned int mbox, unsigned int viid,
                     int idx, const u8 *addr, bool persist, uint16_t *smt_idx);
   int t4_del_mac(struct adapter *adap, unsigned int mbox, unsigned int viid,
                  const u8 *addr, bool smac);
   int t4_add_mac(struct adapter *adap, unsigned int mbox, unsigned int viid,
                  int idx, const u8 *addr, bool persist, u8 *smt_idx, bool smac);
   int t4_set_addr_hash(struct adapter *adap, unsigned int mbox, unsigned int viid,
                        bool ucast, u64 vec, bool sleep_ok);
   int t4_enable_vi_params(struct adapter *adap, unsigned int mbox,
                           unsigned int viid, bool rx_en, bool tx_en, bool dcb_en);
   int t4_enable_vi(struct adapter *adap, unsigned int mbox, unsigned int viid,
                    bool rx_en, bool tx_en);
   int t4_identify_port(struct adapter *adap, unsigned int mbox, unsigned int viid,
                        unsigned int nblinks);
   int t4_mdio_rd(struct adapter *adap, unsigned int mbox, unsigned int phy_addr,
                  unsigned int mmd, unsigned int reg, unsigned int *valp);
   int t4_mdio_wr(struct adapter *adap, unsigned int mbox, unsigned int phy_addr,
                  unsigned int mmd, unsigned int reg, unsigned int val);
   int t4_i2c_io(struct adapter *adap, unsigned int mbox,
                 int port, unsigned int devid,
                 unsigned int offset, unsigned int len,
                 u8 *buf, bool write);
   int t4_i2c_rd(struct adapter *adap, unsigned int mbox,
                 int port, unsigned int devid,
                 unsigned int offset, unsigned int len,
                 u8 *buf);
   int t4_i2c_wr(struct adapter *adap, unsigned int mbox,
                 int port, unsigned int devid,
                 unsigned int offset, unsigned int len,
                 u8 *buf);
   int t4_iq_stop(struct adapter *adap, unsigned int mbox, unsigned int pf,
                  unsigned int vf, unsigned int iqtype, unsigned int iqid,
                  unsigned int fl0id, unsigned int fl1id);
   int t4_iq_free(struct adapter *adap, unsigned int mbox, unsigned int pf,
                  unsigned int vf, unsigned int iqtype, unsigned int iqid,
                  unsigned int fl0id, unsigned int fl1id);
   int t4_eth_eq_stop(struct adapter *adap, unsigned int mbox, unsigned int pf,
                      unsigned int vf, unsigned int eqid);
   int t4_eth_eq_free(struct adapter *adap, unsigned int mbox, unsigned int pf,
                      unsigned int vf, unsigned int eqid);
   int t4_ctrl_eq_free(struct adapter *adap, unsigned int mbox, unsigned int pf,
                       unsigned int vf, unsigned int eqid);
   int t4_ofld_eq_free(struct adapter *adap, unsigned int mbox, unsigned int pf,
                       unsigned int vf, unsigned int eqid);
   int t4_sge_ctxt_rd(struct adapter *adap, unsigned int mbox, unsigned int cid,
                      enum ctxt_type ctype, u32 *data);
   int t4_sge_ctxt_rd_bd(struct adapter *adap, unsigned int cid, enum ctxt_type ctype,
                         u32 *data);
   int t4_sge_ctxt_flush(struct adapter *adap, unsigned int mbox, int ctxt_type);
   const char *t4_link_down_rc_str(unsigned char link_down_rc);
   int t4_update_port_info(struct port_info *pi);
   int t4_handle_fw_rpl(struct adapter *adap, const __be64 *rpl);
   int t4_fwaddrspace_write(struct adapter *adap, unsigned int mbox, u32 addr, u32 val);
   int t4_sched_config(struct adapter *adapter, int type, int minmaxen,
                       int sleep_ok);
   int t4_sched_params(struct adapter *adapter, int type, int level, int mode,
                       int rateunit, int ratemode, int channel, int cl,
                       int minrate, int maxrate, int weight, int pktsize,
                       int burstsize, int sleep_ok);
   int t4_sched_params_ch_rl(struct adapter *adapter, int channel, int ratemode,
                             unsigned int maxrate, int sleep_ok);
   int t4_sched_params_cl_wrr(struct adapter *adapter, int channel, int cl,
                              int weight, int sleep_ok);
   int t4_sched_params_cl_rl_kbps(struct adapter *adapter, int channel, int cl,
                                  int mode, unsigned int maxrate, int pktsize,
                                  int sleep_ok);
   int t4_config_watchdog(struct adapter *adapter, unsigned int mbox,
                          unsigned int pf, unsigned int vf,
                          unsigned int timeout, unsigned int action);
   int t4_get_devlog_level(struct adapter *adapter, unsigned int *level);
   int t4_set_devlog_level(struct adapter *adapter, unsigned int level);
   void t4_sge_decode_idma_state(struct adapter *adapter, int state);
   
   void t4_tp_pio_read(struct adapter *adap, u32 *buff, u32 nregs,
                       u32 start_index, bool sleep_ok);
   void t4_tp_pio_write(struct adapter *adap, const u32 *buff, u32 nregs,
                        u32 start_index, bool sleep_ok);
   void t4_tp_tm_pio_read(struct adapter *adap, u32 *buff, u32 nregs,
                          u32 start_index, bool sleep_ok);
   void t4_tp_mib_read(struct adapter *adap, u32 *buff, u32 nregs,
                       u32 start_index, bool sleep_ok);
   int t4_configure_ringbb(struct adapter *adap);
   int t4_configure_add_smac(struct adapter *adap);
   int t4_set_vlan_acl(struct adapter *adap, unsigned int mbox, unsigned int vf,
                       u16 vlan);
   
   static inline int t4vf_query_params(struct adapter *adapter,
                                       unsigned int nparams, const u32 *params,
                                       u32 *vals)
   {
           return t4_query_params(adapter, 0, 0, 0, nparams, params, vals);
   }
   
   static inline int t4vf_set_params(struct adapter *adapter,
                                     unsigned int nparams, const u32 *params,
                                     const u32 *vals)
   {
           return t4_set_params(adapter, 0, 0, 0, nparams, params, vals);
   }
   
   static inline int t4vf_wr_mbox(struct adapter *adap, const void *cmd,
                                  int size, void *rpl)
   {
           return t4_wr_mbox(adap, adap->mbox, cmd, size, rpl);
   }
   
   int t4vf_wait_dev_ready(struct adapter *adapter);
   int t4vf_fw_reset(struct adapter *adapter);
   int t4vf_get_sge_params(struct adapter *adapter);
   int t4vf_get_rss_glb_config(struct adapter *adapter);
   int t4vf_get_vfres(struct adapter *adapter);
   int t4vf_prep_adapter(struct adapter *adapter);
   int t4vf_get_vf_mac(struct adapter *adapter, unsigned int port,
                       unsigned int *naddr, u8 *addr);
   int t4_bar2_sge_qregs(struct adapter *adapter, unsigned int qid,
                   enum t4_bar2_qtype qtype, int user, u64 *pbar2_qoffset,
                   unsigned int *pbar2_qid);
   unsigned int fwcap_to_speed(uint32_t caps);
   uint32_t speed_to_fwcap(unsigned int speed);
   uint32_t fwcap_top_speed(uint32_t caps);
   
   static inline int
   port_top_speed(const struct port_info *pi)
   {
   
           /* Mbps -> Gbps */
           return (fwcap_to_speed(pi->link_cfg.pcaps) / 1000);
   }
   
   #endif /* __CHELSIO_COMMON_H */

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