172f638c93
We will need a way of refreshing port state for link settings get/set. For get we need to refresh port speed and type. When settings are changed the reconfiguration may require reboot before it's effective. Unregister netdevs affected by reconfiguration from a workqueue. Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com> Reviewed-by: Simon Horman <simon.horman@netronome.com> Signed-off-by: David S. Miller <davem@davemloft.net>
109 lines
3.2 KiB
C
109 lines
3.2 KiB
C
/*
|
|
* 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/mutex.h>
|
|
#include <linux/pci.h>
|
|
#include <linux/workqueue.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 app firmware supports
|
|
* @num_netdevs: Number of netdevs spawned
|
|
* @ports: Linked list of port structures (struct nfp_net)
|
|
* @port_lock: Protects @ports, @num_ports, @num_netdevs
|
|
* @port_refresh_work: Work entry for taking netdevs out
|
|
*/
|
|
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;
|
|
unsigned int num_netdevs;
|
|
|
|
struct list_head ports;
|
|
struct work_struct port_refresh_work;
|
|
struct mutex port_lock;
|
|
};
|
|
|
|
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 */
|