diff options
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/nfp_main.h')
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/nfp_main.h | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_main.h b/drivers/net/ethernet/netronome/nfp/nfp_main.h new file mode 100644 index 000000000000..39105d0435e9 --- /dev/null +++ b/drivers/net/ethernet/netronome/nfp/nfp_main.h @@ -0,0 +1,99 @@ +/* + * 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/list.h> +#include <linux/types.h> +#include <linux/msi.h> +#include <linux/pci.h> + +struct dentry; +struct pci_dev; + +struct nfp_cpp; +struct nfp_cpp_area; +struct nfp_eth_table; + +/** + * struct nfp_pf - NFP PF-specific device structure + * @pdev: Backpointer to PCI device + * @cpp: Pointer to the CPP handle + * @ctrl_area: Pointer to the CPP area for the control BAR + * @tx_area: Pointer to the CPP area for the TX queues + * @rx_area: Pointer to the CPP area for the FL/RX queues + * @irq_entries: Array of MSI-X entries for all ports + * @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? + * @eth_tbl: NSP ETH table + * @ddir: Per-device debugfs directory + * @num_ports: Number of adapter ports + * @ports: Linked list of port structures (struct nfp_net) + */ +struct nfp_pf { + struct pci_dev *pdev; + + struct nfp_cpp *cpp; + + struct nfp_cpp_area *ctrl_area; + struct nfp_cpp_area *tx_area; + struct nfp_cpp_area *rx_area; + + struct msix_entry *irq_entries; + + unsigned int limit_vfs; + unsigned int num_vfs; + + bool fw_loaded; + + struct nfp_eth_table *eth_tbl; + + struct dentry *ddir; + + unsigned int num_ports; + struct list_head ports; +}; + +extern struct pci_driver nfp_netvf_pci_driver; + +int nfp_net_pci_probe(struct nfp_pf *pf); +void nfp_net_pci_remove(struct nfp_pf *pf); + +#endif /* NFP_MAIN_H */ |