1 /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
2 /* Copyright (C) 2015-2018 Netronome Systems, Inc. */
6 * Author: Jason McMullan <jason.mcmullan@netronome.com>
12 #include <linux/ethtool.h>
13 #include <linux/list.h>
14 #include <linux/types.h>
15 #include <linux/msi.h>
16 #include <linux/pci.h>
17 #include <linux/workqueue.h>
18 #include <net/devlink.h>
30 struct nfp_nsp_identify;
33 struct nfp_rtsym_table;
34 struct nfp_shared_buf;
37 * struct nfp_dumpspec - NFP FW dump specification structure
38 * @size: Size of the data
39 * @data: Sequence of TLVs, each being an instruction to dump some data
48 * struct nfp_pf - NFP PF-specific device structure
49 * @pdev: Backpointer to PCI device
50 * @dev_info: NFP ASIC params
51 * @cpp: Pointer to the CPP handle
52 * @app: Pointer to the APP handle
53 * @data_vnic_bar: Pointer to the CPP area for the data vNICs' BARs
54 * @ctrl_vnic_bar: Pointer to the CPP area for the ctrl vNIC's BAR
55 * @qc_area: Pointer to the CPP area for the queues
56 * @mac_stats_bar: Pointer to the CPP area for the MAC stats
57 * @mac_stats_mem: Pointer to mapped MAC stats area
58 * @vf_cfg_bar: Pointer to the CPP area for the VF configuration BAR
59 * @vf_cfg_mem: Pointer to mapped VF configuration area
60 * @vfcfg_tbl2_area: Pointer to the CPP area for the VF config table
61 * @vfcfg_tbl2: Pointer to mapped VF config table
62 * @mbox: RTSym of per-PCI PF mailbox (under devlink lock)
63 * @irq_entries: Array of MSI-X entries for all vNICs
64 * @limit_vfs: Number of VFs supported by firmware (~0 for PCI limit)
65 * @num_vfs: Number of SR-IOV VFs enabled
66 * @fw_loaded: Is the firmware loaded?
67 * @unload_fw_on_remove:Do we need to unload firmware on driver removal?
68 * @sp_indiff: Is the firmware indifferent to physical port speed?
69 * @ctrl_vnic: Pointer to the control vNIC if available
72 * @hwinfo: HWInfo table
73 * @dumpspec: Debug dump specification
74 * @dump_flag: Store dump flag between set_dump and get_dump_flag
75 * @dump_len: Store dump length between set_dump and get_dump_flag
76 * @eth_tbl: NSP ETH table
77 * @nspi: NSP identification info
78 * @hwmon_dev: pointer to hwmon device
79 * @ddir: Per-device debugfs directory
80 * @max_data_vnics: Number of data vNICs app firmware supports
81 * @num_vnics: Number of vNICs spawned
82 * @vnics: Linked list of vNIC structures (struct nfp_net)
83 * @ports: Linked list of port structures (struct nfp_port)
84 * @wq: Workqueue for running works which need to grab @lock
85 * @port_refresh_work: Work entry for taking netdevs out
86 * @shared_bufs: Array of shared buffer structures if FW has any SBs
87 * @num_shared_bufs: Number of elements in @shared_bufs
89 * Fields which may change after proble are protected by devlink instance lock.
93 const struct nfp_dev_info *dev_info;
99 struct nfp_cpp_area *data_vnic_bar;
100 struct nfp_cpp_area *ctrl_vnic_bar;
101 struct nfp_cpp_area *qc_area;
102 struct nfp_cpp_area *mac_stats_bar;
103 u8 __iomem *mac_stats_mem;
104 struct nfp_cpp_area *vf_cfg_bar;
105 u8 __iomem *vf_cfg_mem;
106 struct nfp_cpp_area *vfcfg_tbl2_area;
107 u8 __iomem *vfcfg_tbl2;
109 const struct nfp_rtsym *mbox;
111 struct msix_entry *irq_entries;
113 unsigned int limit_vfs;
114 unsigned int num_vfs;
117 bool unload_fw_on_remove;
120 struct nfp_net *ctrl_vnic;
122 const struct nfp_mip *mip;
123 struct nfp_rtsym_table *rtbl;
124 struct nfp_hwinfo *hwinfo;
125 struct nfp_dumpspec *dumpspec;
128 struct nfp_eth_table *eth_tbl;
129 struct nfp_nsp_identify *nspi;
131 struct device *hwmon_dev;
135 unsigned int max_data_vnics;
136 unsigned int num_vnics;
138 struct list_head vnics;
139 struct list_head ports;
141 struct workqueue_struct *wq;
142 struct work_struct port_refresh_work;
144 struct nfp_shared_buf *shared_bufs;
145 unsigned int num_shared_bufs;
148 extern struct pci_driver nfp_netvf_pci_driver;
150 extern const struct devlink_ops nfp_devlink_ops;
152 int nfp_net_pci_probe(struct nfp_pf *pf);
153 void nfp_net_pci_remove(struct nfp_pf *pf);
155 int nfp_hwmon_register(struct nfp_pf *pf);
156 void nfp_hwmon_unregister(struct nfp_pf *pf);
159 nfp_net_get_mac_addr(struct nfp_pf *pf, struct net_device *netdev,
160 struct nfp_port *port);
162 bool nfp_ctrl_tx(struct nfp_net *nn, struct sk_buff *skb);
164 int nfp_pf_rtsym_read_optional(struct nfp_pf *pf, const char *format,
165 unsigned int default_val);
167 nfp_pf_map_rtsym(struct nfp_pf *pf, const char *name, const char *sym_fmt,
168 unsigned int min_size, struct nfp_cpp_area **area);
169 int nfp_mbox_cmd(struct nfp_pf *pf, u32 cmd, void *in_data, u64 in_length,
170 void *out_data, u64 out_length);
171 int nfp_flash_update_common(struct nfp_pf *pf, const struct firmware *fw,
172 struct netlink_ext_ack *extack);
175 NFP_DUMP_NSP_DIAG = 0,
178 struct nfp_dumpspec *
179 nfp_net_dump_load_dumpspec(struct nfp_cpp *cpp, struct nfp_rtsym_table *rtbl);
180 s64 nfp_net_dump_calculate_size(struct nfp_pf *pf, struct nfp_dumpspec *spec,
182 int nfp_net_dump_populate_buffer(struct nfp_pf *pf, struct nfp_dumpspec *spec,
183 struct ethtool_dump *dump_param, void *dest);
185 int nfp_shared_buf_register(struct nfp_pf *pf);
186 void nfp_shared_buf_unregister(struct nfp_pf *pf);
187 int nfp_shared_buf_pool_get(struct nfp_pf *pf, unsigned int sb, u16 pool_index,
188 struct devlink_sb_pool_info *pool_info);
189 int nfp_shared_buf_pool_set(struct nfp_pf *pf, unsigned int sb,
190 u16 pool_index, u32 size,
191 enum devlink_sb_threshold_type threshold_type);
193 int nfp_devlink_params_register(struct nfp_pf *pf);
194 void nfp_devlink_params_unregister(struct nfp_pf *pf);
196 unsigned int nfp_net_lr2speed(unsigned int linkrate);
197 unsigned int nfp_net_speed2lr(unsigned int speed);
198 #endif /* NFP_MAIN_H */