| /* |
| * Copyright (C) 2015-2017 Netronome Systems, Inc. |
| * |
| * This software is dual licensed under the GNU General License Version 2, |
| * June 1991 as shown in the file COPYING in the top-level directory of this |
| * source tree or the BSD 2-Clause License provided below. You have the |
| * option to license this software under the complete terms of either license. |
| * |
| * The BSD 2-Clause License: |
| * |
| * 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. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS |
| * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
| * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| * SOFTWARE. |
| */ |
| |
| /* |
| * nfp_main.h |
| * Author: Jason McMullan <jason.mcmullan@netronome.com> |
| */ |
| |
| #ifndef NFP_MAIN_H |
| #define NFP_MAIN_H |
| |
| #include <linux/ethtool.h> |
| #include <linux/list.h> |
| #include <linux/types.h> |
| #include <linux/msi.h> |
| #include <linux/mutex.h> |
| #include <linux/pci.h> |
| #include <linux/workqueue.h> |
| #include <net/devlink.h> |
| |
| struct dentry; |
| struct device; |
| struct pci_dev; |
| |
| struct nfp_cpp; |
| struct nfp_cpp_area; |
| struct nfp_eth_table; |
| struct nfp_hwinfo; |
| struct nfp_mip; |
| struct nfp_net; |
| struct nfp_nsp_identify; |
| struct nfp_port; |
| struct nfp_rtsym; |
| struct nfp_rtsym_table; |
| struct nfp_shared_buf; |
| |
| /** |
| * struct nfp_dumpspec - NFP FW dump specification structure |
| * @size: Size of the data |
| * @data: Sequence of TLVs, each being an instruction to dump some data |
| * from FW |
| */ |
| struct nfp_dumpspec { |
| u32 size; |
| u8 data[0]; |
| }; |
| |
| /** |
| * struct nfp_pf - NFP PF-specific device structure |
| * @pdev: Backpointer to PCI device |
| * @cpp: Pointer to the CPP handle |
| * @app: Pointer to the APP handle |
| * @data_vnic_bar: Pointer to the CPP area for the data vNICs' BARs |
| * @ctrl_vnic_bar: Pointer to the CPP area for the ctrl vNIC's BAR |
| * @qc_area: Pointer to the CPP area for the queues |
| * @mac_stats_bar: Pointer to the CPP area for the MAC stats |
| * @mac_stats_mem: Pointer to mapped MAC stats area |
| * @vf_cfg_bar: Pointer to the CPP area for the VF configuration BAR |
| * @vf_cfg_mem: Pointer to mapped VF configuration area |
| * @vfcfg_tbl2_area: Pointer to the CPP area for the VF config table |
| * @vfcfg_tbl2: Pointer to mapped VF config table |
| * @mbox: RTSym of per-PCI PF mailbox (under devlink lock) |
| * @irq_entries: Array of MSI-X entries for all vNICs |
| * @limit_vfs: Number of VFs supported by firmware (~0 for PCI limit) |
| * @num_vfs: Number of SR-IOV VFs enabled |
| * @fw_loaded: Is the firmware loaded? |
| * @ctrl_vnic: Pointer to the control vNIC if available |
| * @mip: MIP handle |
| * @rtbl: RTsym table |
| * @hwinfo: HWInfo table |
| * @dumpspec: Debug dump specification |
| * @dump_flag: Store dump flag between set_dump and get_dump_flag |
| * @dump_len: Store dump length between set_dump and get_dump_flag |
| * @eth_tbl: NSP ETH table |
| * @nspi: NSP identification info |
| * @hwmon_dev: pointer to hwmon device |
| * @ddir: Per-device debugfs directory |
| * @max_data_vnics: Number of data vNICs app firmware supports |
| * @num_vnics: Number of vNICs spawned |
| * @vnics: Linked list of vNIC structures (struct nfp_net) |
| * @ports: Linked list of port structures (struct nfp_port) |
| * @wq: Workqueue for running works which need to grab @lock |
| * @port_refresh_work: Work entry for taking netdevs out |
| * @shared_bufs: Array of shared buffer structures if FW has any SBs |
| * @num_shared_bufs: Number of elements in @shared_bufs |
| * @lock: Protects all fields which may change after probe |
| */ |
| struct nfp_pf { |
| struct pci_dev *pdev; |
| |
| struct nfp_cpp *cpp; |
| |
| struct nfp_app *app; |
| |
| struct nfp_cpp_area *data_vnic_bar; |
| struct nfp_cpp_area *ctrl_vnic_bar; |
| struct nfp_cpp_area *qc_area; |
| struct nfp_cpp_area *mac_stats_bar; |
| u8 __iomem *mac_stats_mem; |
| struct nfp_cpp_area *vf_cfg_bar; |
| u8 __iomem *vf_cfg_mem; |
| struct nfp_cpp_area *vfcfg_tbl2_area; |
| u8 __iomem *vfcfg_tbl2; |
| |
| const struct nfp_rtsym *mbox; |
| |
| struct msix_entry *irq_entries; |
| |
| unsigned int limit_vfs; |
| unsigned int num_vfs; |
| |
| bool fw_loaded; |
| |
| struct nfp_net *ctrl_vnic; |
| |
| const struct nfp_mip *mip; |
| struct nfp_rtsym_table *rtbl; |
| struct nfp_hwinfo *hwinfo; |
| struct nfp_dumpspec *dumpspec; |
| u32 dump_flag; |
| u32 dump_len; |
| struct nfp_eth_table *eth_tbl; |
| struct nfp_nsp_identify *nspi; |
| |
| struct device *hwmon_dev; |
| |
| struct dentry *ddir; |
| |
| unsigned int max_data_vnics; |
| unsigned int num_vnics; |
| |
| struct list_head vnics; |
| struct list_head ports; |
| |
| struct workqueue_struct *wq; |
| struct work_struct port_refresh_work; |
| |
| struct nfp_shared_buf *shared_bufs; |
| unsigned int num_shared_bufs; |
| |
| struct mutex lock; |
| }; |
| |
| extern struct pci_driver nfp_netvf_pci_driver; |
| |
| extern const struct devlink_ops nfp_devlink_ops; |
| |
| int nfp_net_pci_probe(struct nfp_pf *pf); |
| void nfp_net_pci_remove(struct nfp_pf *pf); |
| |
| int nfp_hwmon_register(struct nfp_pf *pf); |
| void nfp_hwmon_unregister(struct nfp_pf *pf); |
| |
| void |
| nfp_net_get_mac_addr(struct nfp_pf *pf, struct net_device *netdev, |
| struct nfp_port *port); |
| |
| bool nfp_ctrl_tx(struct nfp_net *nn, struct sk_buff *skb); |
| |
| int nfp_pf_rtsym_read_optional(struct nfp_pf *pf, const char *format, |
| unsigned int default_val); |
| u8 __iomem * |
| nfp_pf_map_rtsym(struct nfp_pf *pf, const char *name, const char *sym_fmt, |
| unsigned int min_size, struct nfp_cpp_area **area); |
| int nfp_mbox_cmd(struct nfp_pf *pf, u32 cmd, void *in_data, u64 in_length, |
| void *out_data, u64 out_length); |
| |
| enum nfp_dump_diag { |
| NFP_DUMP_NSP_DIAG = 0, |
| }; |
| |
| struct nfp_dumpspec * |
| nfp_net_dump_load_dumpspec(struct nfp_cpp *cpp, struct nfp_rtsym_table *rtbl); |
| s64 nfp_net_dump_calculate_size(struct nfp_pf *pf, struct nfp_dumpspec *spec, |
| u32 flag); |
| int nfp_net_dump_populate_buffer(struct nfp_pf *pf, struct nfp_dumpspec *spec, |
| struct ethtool_dump *dump_param, void *dest); |
| |
| int nfp_shared_buf_register(struct nfp_pf *pf); |
| void nfp_shared_buf_unregister(struct nfp_pf *pf); |
| int nfp_shared_buf_pool_get(struct nfp_pf *pf, unsigned int sb, u16 pool_index, |
| struct devlink_sb_pool_info *pool_info); |
| int nfp_shared_buf_pool_set(struct nfp_pf *pf, unsigned int sb, |
| u16 pool_index, u32 size, |
| enum devlink_sb_threshold_type threshold_type); |
| #endif /* NFP_MAIN_H */ |
