| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Gavin Shan | 1262 | 79.12% | 11 | 36.67% |
| Samuel Mendoza-Jonas | 131 | 8.21% | 6 | 20.00% |
| Vijay Khemka | 107 | 6.71% | 5 | 16.67% |
| Justin.Lee1 | 34 | 2.13% | 1 | 3.33% |
| Ivan Mikhaylov | 29 | 1.82% | 2 | 6.67% |
| Peter Delevoryas | 17 | 1.07% | 1 | 3.33% |
| Delphine CC Chiu | 10 | 0.63% | 1 | 3.33% |
| Thomas Gleixner | 2 | 0.13% | 1 | 3.33% |
| Zheng Yongjun | 2 | 0.13% | 1 | 3.33% |
| Bhaskar Chowdhury | 1 | 0.06% | 1 | 3.33% |
| Total | 1595 | 30 |
/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright Gavin Shan, IBM Corporation 2016. */ #ifndef __NCSI_INTERNAL_H__ #define __NCSI_INTERNAL_H__ enum { NCSI_CAP_BASE = 0, NCSI_CAP_GENERIC = 0, NCSI_CAP_BC, NCSI_CAP_MC, NCSI_CAP_BUFFER, NCSI_CAP_AEN, NCSI_CAP_VLAN, NCSI_CAP_MAX }; enum { NCSI_CAP_GENERIC_HWA = 0x01, /* HW arbitration */ NCSI_CAP_GENERIC_HDS = 0x02, /* HNC driver status change */ NCSI_CAP_GENERIC_FC = 0x04, /* HNC to MC flow control */ NCSI_CAP_GENERIC_FC1 = 0x08, /* MC to HNC flow control */ NCSI_CAP_GENERIC_MC = 0x10, /* Global MC filtering */ NCSI_CAP_GENERIC_HWA_UNKNOWN = 0x00, /* Unknown HW arbitration */ NCSI_CAP_GENERIC_HWA_SUPPORT = 0x20, /* Supported HW arbitration */ NCSI_CAP_GENERIC_HWA_NOT_SUPPORT = 0x40, /* No HW arbitration */ NCSI_CAP_GENERIC_HWA_RESERVED = 0x60, /* Reserved HW arbitration */ NCSI_CAP_GENERIC_HWA_MASK = 0x60, /* Mask for HW arbitration */ NCSI_CAP_GENERIC_MASK = 0x7f, NCSI_CAP_BC_ARP = 0x01, /* ARP packet filtering */ NCSI_CAP_BC_DHCPC = 0x02, /* DHCP client filtering */ NCSI_CAP_BC_DHCPS = 0x04, /* DHCP server filtering */ NCSI_CAP_BC_NETBIOS = 0x08, /* NetBIOS packet filtering */ NCSI_CAP_BC_MASK = 0x0f, NCSI_CAP_MC_IPV6_NEIGHBOR = 0x01, /* IPv6 neighbor filtering */ NCSI_CAP_MC_IPV6_ROUTER = 0x02, /* IPv6 router filering */ NCSI_CAP_MC_DHCPV6_RELAY = 0x04, /* DHCPv6 relay / server MC */ NCSI_CAP_MC_DHCPV6_WELL_KNOWN = 0x08, /* DHCPv6 well-known MC */ NCSI_CAP_MC_IPV6_MLD = 0x10, /* IPv6 MLD filtering */ NCSI_CAP_MC_IPV6_NEIGHBOR_S = 0x20, /* IPv6 neighbour filtering */ NCSI_CAP_MC_MASK = 0x3f, NCSI_CAP_AEN_LSC = 0x01, /* Link status change */ NCSI_CAP_AEN_CR = 0x02, /* Configuration required */ NCSI_CAP_AEN_HDS = 0x04, /* HNC driver status */ NCSI_CAP_AEN_MASK = 0x07, NCSI_CAP_VLAN_ONLY = 0x01, /* Filter VLAN packet only */ NCSI_CAP_VLAN_NO = 0x02, /* Filter VLAN and non-VLAN */ NCSI_CAP_VLAN_ANY = 0x04, /* Filter Any-and-non-VLAN */ NCSI_CAP_VLAN_MASK = 0x07 }; enum { NCSI_MODE_BASE = 0, NCSI_MODE_ENABLE = 0, NCSI_MODE_TX_ENABLE, NCSI_MODE_LINK, NCSI_MODE_VLAN, NCSI_MODE_BC, NCSI_MODE_MC, NCSI_MODE_AEN, NCSI_MODE_FC, NCSI_MODE_MAX }; /* Supported media status bits for Mellanox Mac affinity command. * Bit (0-2) for different protocol support; Bit 1 for RBT support, * bit 1 for SMBUS support and bit 2 for PCIE support. Bit (3-5) * for different protocol availability. Bit 4 for RBT, bit 4 for * SMBUS and bit 5 for PCIE. */ enum { MLX_MC_RBT_SUPPORT = 0x01, /* MC supports RBT */ MLX_MC_RBT_AVL = 0x08, /* RBT medium is available */ }; /* OEM Vendor Manufacture ID */ #define NCSI_OEM_MFR_MLX_ID 0x8119 #define NCSI_OEM_MFR_BCM_ID 0x113d #define NCSI_OEM_MFR_INTEL_ID 0x157 /* Intel specific OEM command */ #define NCSI_OEM_INTEL_CMD_GMA 0x06 /* CMD ID for Get MAC */ #define NCSI_OEM_INTEL_CMD_KEEP_PHY 0x20 /* CMD ID for Keep PHY up */ /* Broadcom specific OEM Command */ #define NCSI_OEM_BCM_CMD_GMA 0x01 /* CMD ID for Get MAC */ /* Mellanox specific OEM Command */ #define NCSI_OEM_MLX_CMD_GMA 0x00 /* CMD ID for Get MAC */ #define NCSI_OEM_MLX_CMD_GMA_PARAM 0x1b /* Parameter for GMA */ #define NCSI_OEM_MLX_CMD_SMAF 0x01 /* CMD ID for Set MC Affinity */ #define NCSI_OEM_MLX_CMD_SMAF_PARAM 0x07 /* Parameter for SMAF */ /* OEM Command payload lengths*/ #define NCSI_OEM_INTEL_CMD_GMA_LEN 5 #define NCSI_OEM_INTEL_CMD_KEEP_PHY_LEN 7 #define NCSI_OEM_BCM_CMD_GMA_LEN 12 #define NCSI_OEM_MLX_CMD_GMA_LEN 8 #define NCSI_OEM_MLX_CMD_SMAF_LEN 60 /* Offset in OEM request */ #define MLX_SMAF_MAC_ADDR_OFFSET 8 /* Offset for MAC in SMAF */ #define MLX_SMAF_MED_SUPPORT_OFFSET 14 /* Offset for medium in SMAF */ /* Mac address offset in OEM response */ #define BCM_MAC_ADDR_OFFSET 28 #define MLX_MAC_ADDR_OFFSET 8 #define INTEL_MAC_ADDR_OFFSET 1 struct ncsi_channel_version { u8 major; /* NCSI version major */ u8 minor; /* NCSI version minor */ u8 update; /* NCSI version update */ char alpha1; /* NCSI version alpha1 */ char alpha2; /* NCSI version alpha2 */ u8 fw_name[12]; /* Firmware name string */ u32 fw_version; /* Firmware version */ u16 pci_ids[4]; /* PCI identification */ u32 mf_id; /* Manufacture ID */ }; struct ncsi_channel_cap { u32 index; /* Index of channel capabilities */ u32 cap; /* NCSI channel capability */ }; struct ncsi_channel_mode { u32 index; /* Index of channel modes */ u32 enable; /* Enabled or disabled */ u32 size; /* Valid entries in ncm_data[] */ u32 data[8]; /* Data entries */ }; struct ncsi_channel_mac_filter { u8 n_uc; u8 n_mc; u8 n_mixed; u64 bitmap; unsigned char *addrs; }; struct ncsi_channel_vlan_filter { u8 n_vids; u64 bitmap; u16 *vids; }; struct ncsi_channel_stats { u32 hnc_cnt_hi; /* Counter cleared */ u32 hnc_cnt_lo; /* Counter cleared */ u32 hnc_rx_bytes; /* Rx bytes */ u32 hnc_tx_bytes; /* Tx bytes */ u32 hnc_rx_uc_pkts; /* Rx UC packets */ u32 hnc_rx_mc_pkts; /* Rx MC packets */ u32 hnc_rx_bc_pkts; /* Rx BC packets */ u32 hnc_tx_uc_pkts; /* Tx UC packets */ u32 hnc_tx_mc_pkts; /* Tx MC packets */ u32 hnc_tx_bc_pkts; /* Tx BC packets */ u32 hnc_fcs_err; /* FCS errors */ u32 hnc_align_err; /* Alignment errors */ u32 hnc_false_carrier; /* False carrier detection */ u32 hnc_runt_pkts; /* Rx runt packets */ u32 hnc_jabber_pkts; /* Rx jabber packets */ u32 hnc_rx_pause_xon; /* Rx pause XON frames */ u32 hnc_rx_pause_xoff; /* Rx XOFF frames */ u32 hnc_tx_pause_xon; /* Tx XON frames */ u32 hnc_tx_pause_xoff; /* Tx XOFF frames */ u32 hnc_tx_s_collision; /* Single collision frames */ u32 hnc_tx_m_collision; /* Multiple collision frames */ u32 hnc_l_collision; /* Late collision frames */ u32 hnc_e_collision; /* Excessive collision frames */ u32 hnc_rx_ctl_frames; /* Rx control frames */ u32 hnc_rx_64_frames; /* Rx 64-bytes frames */ u32 hnc_rx_127_frames; /* Rx 65-127 bytes frames */ u32 hnc_rx_255_frames; /* Rx 128-255 bytes frames */ u32 hnc_rx_511_frames; /* Rx 256-511 bytes frames */ u32 hnc_rx_1023_frames; /* Rx 512-1023 bytes frames */ u32 hnc_rx_1522_frames; /* Rx 1024-1522 bytes frames */ u32 hnc_rx_9022_frames; /* Rx 1523-9022 bytes frames */ u32 hnc_tx_64_frames; /* Tx 64-bytes frames */ u32 hnc_tx_127_frames; /* Tx 65-127 bytes frames */ u32 hnc_tx_255_frames; /* Tx 128-255 bytes frames */ u32 hnc_tx_511_frames; /* Tx 256-511 bytes frames */ u32 hnc_tx_1023_frames; /* Tx 512-1023 bytes frames */ u32 hnc_tx_1522_frames; /* Tx 1024-1522 bytes frames */ u32 hnc_tx_9022_frames; /* Tx 1523-9022 bytes frames */ u32 hnc_rx_valid_bytes; /* Rx valid bytes */ u32 hnc_rx_runt_pkts; /* Rx error runt packets */ u32 hnc_rx_jabber_pkts; /* Rx error jabber packets */ u32 ncsi_rx_cmds; /* Rx NCSI commands */ u32 ncsi_dropped_cmds; /* Dropped commands */ u32 ncsi_cmd_type_errs; /* Command type errors */ u32 ncsi_cmd_csum_errs; /* Command checksum errors */ u32 ncsi_rx_pkts; /* Rx NCSI packets */ u32 ncsi_tx_pkts; /* Tx NCSI packets */ u32 ncsi_tx_aen_pkts; /* Tx AEN packets */ u32 pt_tx_pkts; /* Tx packets */ u32 pt_tx_dropped; /* Tx dropped packets */ u32 pt_tx_channel_err; /* Tx channel errors */ u32 pt_tx_us_err; /* Tx undersize errors */ u32 pt_rx_pkts; /* Rx packets */ u32 pt_rx_dropped; /* Rx dropped packets */ u32 pt_rx_channel_err; /* Rx channel errors */ u32 pt_rx_us_err; /* Rx undersize errors */ u32 pt_rx_os_err; /* Rx oversize errors */ }; struct ncsi_dev_priv; struct ncsi_package; #define NCSI_PACKAGE_SHIFT 5 #define NCSI_PACKAGE_INDEX(c) (((c) >> NCSI_PACKAGE_SHIFT) & 0x7) #define NCSI_RESERVED_CHANNEL 0x1f #define NCSI_CHANNEL_INDEX(c) ((c) & ((1 << NCSI_PACKAGE_SHIFT) - 1)) #define NCSI_TO_CHANNEL(p, c) (((p) << NCSI_PACKAGE_SHIFT) | (c)) #define NCSI_MAX_PACKAGE 8 #define NCSI_MAX_CHANNEL 32 struct ncsi_channel { unsigned char id; int state; #define NCSI_CHANNEL_INACTIVE 1 #define NCSI_CHANNEL_ACTIVE 2 #define NCSI_CHANNEL_INVISIBLE 3 bool reconfigure_needed; spinlock_t lock; /* Protect filters etc */ struct ncsi_package *package; struct ncsi_channel_version version; struct ncsi_channel_cap caps[NCSI_CAP_MAX]; struct ncsi_channel_mode modes[NCSI_MODE_MAX]; /* Filtering Settings */ struct ncsi_channel_mac_filter mac_filter; struct ncsi_channel_vlan_filter vlan_filter; struct ncsi_channel_stats stats; struct { struct timer_list timer; bool enabled; unsigned int state; #define NCSI_CHANNEL_MONITOR_START 0 #define NCSI_CHANNEL_MONITOR_RETRY 1 #define NCSI_CHANNEL_MONITOR_WAIT 2 #define NCSI_CHANNEL_MONITOR_WAIT_MAX 5 } monitor; struct list_head node; struct list_head link; }; struct ncsi_package { unsigned char id; /* NCSI 3-bits package ID */ unsigned char uuid[16]; /* UUID */ struct ncsi_dev_priv *ndp; /* NCSI device */ spinlock_t lock; /* Protect the package */ unsigned int channel_num; /* Number of channels */ struct list_head channels; /* List of channels */ struct list_head node; /* Form list of packages */ bool multi_channel; /* Enable multiple channels */ u32 channel_whitelist; /* Channels to configure */ struct ncsi_channel *preferred_channel; /* Primary channel */ }; struct ncsi_request { unsigned char id; /* Request ID - 0 to 255 */ bool used; /* Request that has been assigned */ unsigned int flags; /* NCSI request property */ #define NCSI_REQ_FLAG_EVENT_DRIVEN 1 #define NCSI_REQ_FLAG_NETLINK_DRIVEN 2 struct ncsi_dev_priv *ndp; /* Associated NCSI device */ struct sk_buff *cmd; /* Associated NCSI command packet */ struct sk_buff *rsp; /* Associated NCSI response packet */ struct timer_list timer; /* Timer on waiting for response */ bool enabled; /* Time has been enabled or not */ u32 snd_seq; /* netlink sending sequence number */ u32 snd_portid; /* netlink portid of sender */ struct nlmsghdr nlhdr; /* netlink message header */ }; enum { ncsi_dev_state_major = 0xff00, ncsi_dev_state_minor = 0x00ff, ncsi_dev_state_probe_deselect = 0x0201, ncsi_dev_state_probe_package, ncsi_dev_state_probe_channel, ncsi_dev_state_probe_mlx_gma, ncsi_dev_state_probe_mlx_smaf, ncsi_dev_state_probe_cis, ncsi_dev_state_probe_keep_phy, ncsi_dev_state_probe_gvi, ncsi_dev_state_probe_gc, ncsi_dev_state_probe_gls, ncsi_dev_state_probe_dp, ncsi_dev_state_config_sp = 0x0301, ncsi_dev_state_config_cis, ncsi_dev_state_config_oem_gma, ncsi_dev_state_config_clear_vids, ncsi_dev_state_config_svf, ncsi_dev_state_config_ev, ncsi_dev_state_config_sma, ncsi_dev_state_config_ebf, ncsi_dev_state_config_dgmf, ncsi_dev_state_config_ecnt, ncsi_dev_state_config_ec, ncsi_dev_state_config_ae, ncsi_dev_state_config_gls, ncsi_dev_state_config_done, ncsi_dev_state_suspend_select = 0x0401, ncsi_dev_state_suspend_gls, ncsi_dev_state_suspend_dcnt, ncsi_dev_state_suspend_dc, ncsi_dev_state_suspend_deselect, ncsi_dev_state_suspend_done }; struct vlan_vid { struct list_head list; __be16 proto; u16 vid; }; struct ncsi_dev_priv { struct ncsi_dev ndev; /* Associated NCSI device */ unsigned int flags; /* NCSI device flags */ #define NCSI_DEV_PROBED 1 /* Finalized NCSI topology */ #define NCSI_DEV_HWA 2 /* Enabled HW arbitration */ #define NCSI_DEV_RESHUFFLE 4 #define NCSI_DEV_RESET 8 /* Reset state of NC */ unsigned int gma_flag; /* OEM GMA flag */ spinlock_t lock; /* Protect the NCSI device */ unsigned int package_probe_id;/* Current ID during probe */ unsigned int package_num; /* Number of packages */ unsigned int channel_probe_id;/* Current cahnnel ID during probe */ struct list_head packages; /* List of packages */ struct ncsi_channel *hot_channel; /* Channel was ever active */ struct ncsi_request requests[256]; /* Request table */ unsigned int request_id; /* Last used request ID */ #define NCSI_REQ_START_IDX 1 unsigned int pending_req_num; /* Number of pending requests */ struct ncsi_package *active_package; /* Currently handled package */ struct ncsi_channel *active_channel; /* Currently handled channel */ struct list_head channel_queue; /* Config queue of channels */ struct work_struct work; /* For channel management */ struct packet_type ptype; /* NCSI packet Rx handler */ struct list_head node; /* Form NCSI device list */ #define NCSI_MAX_VLAN_VIDS 15 struct list_head vlan_vids; /* List of active VLAN IDs */ bool multi_package; /* Enable multiple packages */ bool mlx_multi_host; /* Enable multi host Mellanox */ u32 package_whitelist; /* Packages to configure */ unsigned char channel_count; /* Num of channels to probe */ }; struct ncsi_cmd_arg { struct ncsi_dev_priv *ndp; /* Associated NCSI device */ unsigned char type; /* Command in the NCSI packet */ unsigned char id; /* Request ID (sequence number) */ unsigned char package; /* Destination package ID */ unsigned char channel; /* Destination channel ID or 0x1f */ unsigned short payload; /* Command packet payload length */ unsigned int req_flags; /* NCSI request properties */ union { unsigned char bytes[16]; /* Command packet specific data */ unsigned short words[8]; unsigned int dwords[4]; }; unsigned char *data; /* NCSI OEM data */ struct genl_info *info; /* Netlink information */ }; extern struct list_head ncsi_dev_list; extern spinlock_t ncsi_dev_lock; #define TO_NCSI_DEV_PRIV(nd) \ container_of(nd, struct ncsi_dev_priv, ndev) #define NCSI_FOR_EACH_DEV(ndp) \ list_for_each_entry_rcu(ndp, &ncsi_dev_list, node) #define NCSI_FOR_EACH_PACKAGE(ndp, np) \ list_for_each_entry_rcu(np, &ndp->packages, node) #define NCSI_FOR_EACH_CHANNEL(np, nc) \ list_for_each_entry_rcu(nc, &np->channels, node) /* Resources */ int ncsi_reset_dev(struct ncsi_dev *nd); void ncsi_start_channel_monitor(struct ncsi_channel *nc); void ncsi_stop_channel_monitor(struct ncsi_channel *nc); struct ncsi_channel *ncsi_find_channel(struct ncsi_package *np, unsigned char id); struct ncsi_channel *ncsi_add_channel(struct ncsi_package *np, unsigned char id); struct ncsi_package *ncsi_find_package(struct ncsi_dev_priv *ndp, unsigned char id); struct ncsi_package *ncsi_add_package(struct ncsi_dev_priv *ndp, unsigned char id); void ncsi_remove_package(struct ncsi_package *np); void ncsi_find_package_and_channel(struct ncsi_dev_priv *ndp, unsigned char id, struct ncsi_package **np, struct ncsi_channel **nc); struct ncsi_request *ncsi_alloc_request(struct ncsi_dev_priv *ndp, unsigned int req_flags); void ncsi_free_request(struct ncsi_request *nr); struct ncsi_dev *ncsi_find_dev(struct net_device *dev); int ncsi_process_next_channel(struct ncsi_dev_priv *ndp); bool ncsi_channel_has_link(struct ncsi_channel *channel); bool ncsi_channel_is_last(struct ncsi_dev_priv *ndp, struct ncsi_channel *channel); int ncsi_update_tx_channel(struct ncsi_dev_priv *ndp, struct ncsi_package *np, struct ncsi_channel *disable, struct ncsi_channel *enable); /* Packet handlers */ u32 ncsi_calculate_checksum(unsigned char *data, int len); int ncsi_xmit_cmd(struct ncsi_cmd_arg *nca); int ncsi_rcv_rsp(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt, struct net_device *orig_dev); int ncsi_aen_handler(struct ncsi_dev_priv *ndp, struct sk_buff *skb); #endif /* __NCSI_INTERNAL_H__ */
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