222 lines
9.3 KiB
C
222 lines
9.3 KiB
C
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/*
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* Copyright (C) 2017 Netronome Systems, Inc.
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*
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* This software is dual licensed under the GNU General License Version 2,
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* June 1991 as shown in the file COPYING in the top-level directory of this
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* source tree or the BSD 2-Clause License provided below. You have the
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* option to license this software under the complete terms of either license.
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*
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* The BSD 2-Clause License:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* 1. Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef _NFP_PORT_H_
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#define _NFP_PORT_H_
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#include <net/devlink.h>
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struct net_device;
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struct nfp_app;
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struct nfp_pf;
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struct nfp_port;
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/**
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* enum nfp_port_type - type of port NFP can switch traffic to
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* @NFP_PORT_INVALID: port is invalid, %NFP_PORT_PHYS_PORT transitions to this
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* state when port disappears because of FW fault or config
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* change
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* @NFP_PORT_PHYS_PORT: external NIC port
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* @NFP_PORT_PF_PORT: logical port of PCI PF
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* @NFP_PORT_VF_PORT: logical port of PCI VF
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*/
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enum nfp_port_type {
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NFP_PORT_INVALID,
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NFP_PORT_PHYS_PORT,
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NFP_PORT_PF_PORT,
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NFP_PORT_VF_PORT,
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};
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/**
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* enum nfp_port_flags - port flags (can be type-specific)
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* @NFP_PORT_CHANGED: port state has changed since last eth table refresh;
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* for NFP_PORT_PHYS_PORT, never set otherwise; must hold
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* rtnl_lock to clear
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*/
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enum nfp_port_flags {
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NFP_PORT_CHANGED = 0,
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};
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/**
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* struct nfp_port - structure representing NFP port
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* @netdev: backpointer to associated netdev
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* @type: what port type does the entity represent
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* @flags: port flags
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* @app: backpointer to the app structure
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* @dl_port: devlink port structure
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* @eth_id: for %NFP_PORT_PHYS_PORT port ID in NFP enumeration scheme
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* @eth_port: for %NFP_PORT_PHYS_PORT translated ETH Table port entry
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* @eth_stats: for %NFP_PORT_PHYS_PORT MAC stats if available
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* @pf_id: for %NFP_PORT_PF_PORT, %NFP_PORT_VF_PORT ID of the PCI PF (0-3)
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* @vf_id: for %NFP_PORT_VF_PORT ID of the PCI VF within @pf_id
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* @vnic: for %NFP_PORT_PF_PORT, %NFP_PORT_VF_PORT vNIC ctrl memory
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* @port_list: entry on pf's list of ports
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*/
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struct nfp_port {
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struct net_device *netdev;
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enum nfp_port_type type;
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unsigned long flags;
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struct nfp_app *app;
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struct devlink_port dl_port;
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union {
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/* NFP_PORT_PHYS_PORT */
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struct {
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unsigned int eth_id;
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struct nfp_eth_table_port *eth_port;
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u8 __iomem *eth_stats;
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};
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/* NFP_PORT_PF_PORT, NFP_PORT_VF_PORT */
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struct {
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unsigned int pf_id;
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unsigned int vf_id;
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u8 __iomem *vnic;
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};
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};
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struct list_head port_list;
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};
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extern const struct ethtool_ops nfp_port_ethtool_ops;
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extern const struct switchdev_ops nfp_port_switchdev_ops;
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int nfp_port_setup_tc(struct net_device *netdev, enum tc_setup_type type,
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void *type_data);
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static inline bool nfp_port_is_vnic(const struct nfp_port *port)
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{
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return port->type == NFP_PORT_PF_PORT || port->type == NFP_PORT_VF_PORT;
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}
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struct nfp_port *nfp_port_from_netdev(struct net_device *netdev);
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struct nfp_port *
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nfp_port_from_id(struct nfp_pf *pf, enum nfp_port_type type, unsigned int id);
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struct nfp_eth_table_port *__nfp_port_get_eth_port(struct nfp_port *port);
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struct nfp_eth_table_port *nfp_port_get_eth_port(struct nfp_port *port);
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int
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nfp_port_get_phys_port_name(struct net_device *netdev, char *name, size_t len);
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int nfp_port_configure(struct net_device *netdev, bool configed);
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struct nfp_port *
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nfp_port_alloc(struct nfp_app *app, enum nfp_port_type type,
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struct net_device *netdev);
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void nfp_port_free(struct nfp_port *port);
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int nfp_port_init_phy_port(struct nfp_pf *pf, struct nfp_app *app,
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struct nfp_port *port, unsigned int id);
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int nfp_net_refresh_eth_port(struct nfp_port *port);
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void nfp_net_refresh_port_table(struct nfp_port *port);
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int nfp_net_refresh_port_table_sync(struct nfp_pf *pf);
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int nfp_devlink_port_register(struct nfp_app *app, struct nfp_port *port);
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void nfp_devlink_port_unregister(struct nfp_port *port);
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/**
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* Mac stats (0x0000 - 0x0200)
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* all counters are 64bit.
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*/
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#define NFP_MAC_STATS_BASE 0x0000
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#define NFP_MAC_STATS_SIZE 0x0200
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#define NFP_MAC_STATS_RX_IN_OCTETS (NFP_MAC_STATS_BASE + 0x000)
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/* unused 0x008 */
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#define NFP_MAC_STATS_RX_FRAME_TOO_LONG_ERRORS (NFP_MAC_STATS_BASE + 0x010)
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#define NFP_MAC_STATS_RX_RANGE_LENGTH_ERRORS (NFP_MAC_STATS_BASE + 0x018)
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#define NFP_MAC_STATS_RX_VLAN_RECEIVED_OK (NFP_MAC_STATS_BASE + 0x020)
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#define NFP_MAC_STATS_RX_IN_ERRORS (NFP_MAC_STATS_BASE + 0x028)
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#define NFP_MAC_STATS_RX_IN_BROADCAST_PKTS (NFP_MAC_STATS_BASE + 0x030)
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#define NFP_MAC_STATS_RX_DROP_EVENTS (NFP_MAC_STATS_BASE + 0x038)
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#define NFP_MAC_STATS_RX_ALIGNMENT_ERRORS (NFP_MAC_STATS_BASE + 0x040)
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#define NFP_MAC_STATS_RX_PAUSE_MAC_CTRL_FRAMES (NFP_MAC_STATS_BASE + 0x048)
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#define NFP_MAC_STATS_RX_FRAMES_RECEIVED_OK (NFP_MAC_STATS_BASE + 0x050)
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#define NFP_MAC_STATS_RX_FRAME_CHECK_SEQUENCE_ERRORS (NFP_MAC_STATS_BASE + 0x058)
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#define NFP_MAC_STATS_RX_UNICAST_PKTS (NFP_MAC_STATS_BASE + 0x060)
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#define NFP_MAC_STATS_RX_MULTICAST_PKTS (NFP_MAC_STATS_BASE + 0x068)
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#define NFP_MAC_STATS_RX_PKTS (NFP_MAC_STATS_BASE + 0x070)
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#define NFP_MAC_STATS_RX_UNDERSIZE_PKTS (NFP_MAC_STATS_BASE + 0x078)
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#define NFP_MAC_STATS_RX_PKTS_64_OCTETS (NFP_MAC_STATS_BASE + 0x080)
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#define NFP_MAC_STATS_RX_PKTS_65_TO_127_OCTETS (NFP_MAC_STATS_BASE + 0x088)
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#define NFP_MAC_STATS_RX_PKTS_512_TO_1023_OCTETS (NFP_MAC_STATS_BASE + 0x090)
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#define NFP_MAC_STATS_RX_PKTS_1024_TO_1518_OCTETS (NFP_MAC_STATS_BASE + 0x098)
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#define NFP_MAC_STATS_RX_JABBERS (NFP_MAC_STATS_BASE + 0x0a0)
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#define NFP_MAC_STATS_RX_FRAGMENTS (NFP_MAC_STATS_BASE + 0x0a8)
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#define NFP_MAC_STATS_RX_PAUSE_FRAMES_CLASS2 (NFP_MAC_STATS_BASE + 0x0b0)
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#define NFP_MAC_STATS_RX_PAUSE_FRAMES_CLASS3 (NFP_MAC_STATS_BASE + 0x0b8)
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#define NFP_MAC_STATS_RX_PKTS_128_TO_255_OCTETS (NFP_MAC_STATS_BASE + 0x0c0)
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#define NFP_MAC_STATS_RX_PKTS_256_TO_511_OCTETS (NFP_MAC_STATS_BASE + 0x0c8)
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#define NFP_MAC_STATS_RX_PKTS_1519_TO_MAX_OCTETS (NFP_MAC_STATS_BASE + 0x0d0)
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#define NFP_MAC_STATS_RX_OVERSIZE_PKTS (NFP_MAC_STATS_BASE + 0x0d8)
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#define NFP_MAC_STATS_RX_PAUSE_FRAMES_CLASS0 (NFP_MAC_STATS_BASE + 0x0e0)
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#define NFP_MAC_STATS_RX_PAUSE_FRAMES_CLASS1 (NFP_MAC_STATS_BASE + 0x0e8)
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#define NFP_MAC_STATS_RX_PAUSE_FRAMES_CLASS4 (NFP_MAC_STATS_BASE + 0x0f0)
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#define NFP_MAC_STATS_RX_PAUSE_FRAMES_CLASS5 (NFP_MAC_STATS_BASE + 0x0f8)
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#define NFP_MAC_STATS_RX_PAUSE_FRAMES_CLASS6 (NFP_MAC_STATS_BASE + 0x100)
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#define NFP_MAC_STATS_RX_PAUSE_FRAMES_CLASS7 (NFP_MAC_STATS_BASE + 0x108)
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#define NFP_MAC_STATS_RX_MAC_CTRL_FRAMES_RECEIVED (NFP_MAC_STATS_BASE + 0x110)
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#define NFP_MAC_STATS_RX_MAC_HEAD_DROP (NFP_MAC_STATS_BASE + 0x118)
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/* unused 0x120 */
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/* unused 0x128 */
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/* unused 0x130 */
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#define NFP_MAC_STATS_TX_QUEUE_DROP (NFP_MAC_STATS_BASE + 0x138)
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#define NFP_MAC_STATS_TX_OUT_OCTETS (NFP_MAC_STATS_BASE + 0x140)
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/* unused 0x148 */
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#define NFP_MAC_STATS_TX_VLAN_TRANSMITTED_OK (NFP_MAC_STATS_BASE + 0x150)
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#define NFP_MAC_STATS_TX_OUT_ERRORS (NFP_MAC_STATS_BASE + 0x158)
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#define NFP_MAC_STATS_TX_BROADCAST_PKTS (NFP_MAC_STATS_BASE + 0x160)
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#define NFP_MAC_STATS_TX_PKTS_64_OCTETS (NFP_MAC_STATS_BASE + 0x168)
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#define NFP_MAC_STATS_TX_PKTS_256_TO_511_OCTETS (NFP_MAC_STATS_BASE + 0x170)
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#define NFP_MAC_STATS_TX_PKTS_512_TO_1023_OCTETS (NFP_MAC_STATS_BASE + 0x178)
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#define NFP_MAC_STATS_TX_PAUSE_MAC_CTRL_FRAMES (NFP_MAC_STATS_BASE + 0x180)
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#define NFP_MAC_STATS_TX_FRAMES_TRANSMITTED_OK (NFP_MAC_STATS_BASE + 0x188)
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#define NFP_MAC_STATS_TX_UNICAST_PKTS (NFP_MAC_STATS_BASE + 0x190)
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#define NFP_MAC_STATS_TX_MULTICAST_PKTS (NFP_MAC_STATS_BASE + 0x198)
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#define NFP_MAC_STATS_TX_PKTS_65_TO_127_OCTETS (NFP_MAC_STATS_BASE + 0x1a0)
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#define NFP_MAC_STATS_TX_PKTS_128_TO_255_OCTETS (NFP_MAC_STATS_BASE + 0x1a8)
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#define NFP_MAC_STATS_TX_PKTS_1024_TO_1518_OCTETS (NFP_MAC_STATS_BASE + 0x1b0)
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#define NFP_MAC_STATS_TX_PKTS_1519_TO_MAX_OCTETS (NFP_MAC_STATS_BASE + 0x1b8)
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#define NFP_MAC_STATS_TX_PAUSE_FRAMES_CLASS0 (NFP_MAC_STATS_BASE + 0x1c0)
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#define NFP_MAC_STATS_TX_PAUSE_FRAMES_CLASS1 (NFP_MAC_STATS_BASE + 0x1c8)
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#define NFP_MAC_STATS_TX_PAUSE_FRAMES_CLASS4 (NFP_MAC_STATS_BASE + 0x1d0)
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#define NFP_MAC_STATS_TX_PAUSE_FRAMES_CLASS5 (NFP_MAC_STATS_BASE + 0x1d8)
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#define NFP_MAC_STATS_TX_PAUSE_FRAMES_CLASS2 (NFP_MAC_STATS_BASE + 0x1e0)
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#define NFP_MAC_STATS_TX_PAUSE_FRAMES_CLASS3 (NFP_MAC_STATS_BASE + 0x1e8)
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#define NFP_MAC_STATS_TX_PAUSE_FRAMES_CLASS6 (NFP_MAC_STATS_BASE + 0x1f0)
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#define NFP_MAC_STATS_TX_PAUSE_FRAMES_CLASS7 (NFP_MAC_STATS_BASE + 0x1f8)
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#endif
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