| /* |
| ************************************************************************** |
| * Copyright (c) 2019, The Linux Foundation. All rights reserved. |
| * Permission to use, copy, modify, and/or distribute this software for |
| * any purpose with or without fee is hereby granted, provided that the |
| * above copyright notice and this permission notice appear in all copies. |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
| * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT |
| * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| ************************************************************************** |
| */ |
| |
| /* |
| * nss_vxlanmgr.h |
| * VxLAN manager header |
| */ |
| #ifndef __NSS_VXLANMGR_H |
| #define __NSS_VXLANMGR_H |
| |
| /* |
| * Compile messages for dynamic enable/disable |
| */ |
| #if defined(CONFIG_DYNAMIC_DEBUG) |
| #define nss_vxlanmgr_warn(s, ...) pr_debug("%s[%d]:" s, __FUNCTION__, __LINE__, ##__VA_ARGS__) |
| #define nss_vxlanmgr_info(s, ...) pr_debug("%s[%d]:" s, __FUNCTION__, __LINE__, ##__VA_ARGS__) |
| #define nss_vxlanmgr_trace(s, ...) pr_debug("%s[%d]:" s, __FUNCTION__, __LINE__, ##__VA_ARGS__) |
| #else /* CONFIG_DYNAMIC_DEBUG */ |
| /* |
| * Statically compile messages at different levels |
| */ |
| #if (NSS_VXLANMGR_DEBUG_LEVEL < 2) |
| #define nss_vxlanmgr_warn(s, ...) |
| #else |
| #define nss_vxlanmgr_warn(s, ...) pr_warn("%s[%d]:" s, __FUNCTION__, __LINE__, ##__VA_ARGS__) |
| #endif |
| |
| #if (NSS_VXLANMGR_DEBUG_LEVEL < 3) |
| #define nss_vxlanmgr_info(s, ...) |
| #else |
| #define nss_vxlanmgr_info(s, ...) pr_notice("%s[%d]:" s, __FUNCTION__, __LINE__, ##__VA_ARGS__) |
| #endif |
| |
| #if (NSS_VXLANMGR_DEBUG_LEVEL < 4) |
| #define nss_vxlanmgr_trace(s, ...) |
| #else |
| #define nss_vxlanmgr_trace(s, ...) pr_info("%s[%d]:" s, __FUNCTION__, __LINE__, ##__VA_ARGS__) |
| #endif |
| #endif /* CONFIG_DYNAMIC_DEBUG */ |
| |
| struct nss_vxlanmgr_ctx { |
| struct list_head list; /* vxlanmgr context list head */ |
| struct dentry *dentry; /* debugfs entry for qca-nss-vxlanmgr */ |
| struct nss_ctx_instance *nss_ctx; /* nss context for vxlan tunnel */ |
| uint32_t tun_count; /* active vxlan tunnel count */ |
| spinlock_t tun_lock; /* spinlock */ |
| }; |
| |
| struct nss_vxlanmgr_tun_ctx { |
| struct list_head head; /* tunnel context list entry */ |
| struct net_device *dev; /* tunnel netdevice pointer */ |
| struct dentry *dentry; /* per tunnel debugfs entry */ |
| struct nss_vxlanmgr_ctx *vxlan_ctx; /* pointer to vxlanmgr context */ |
| struct nss_vxlanmgr_tun_stats *stats; /* tunnel statistics structure */ |
| uint32_t inner_ifnum; /* inner node interface number */ |
| uint32_t outer_ifnum; /* outer node interface number */ |
| uint32_t vni; /* vnet identifier */ |
| uint16_t tunnel_flags; /* vxlan tunnel flags */ |
| uint16_t flow_label; /* flowlabel */ |
| uint16_t src_port_min; /* minimum source port */ |
| uint16_t src_port_max; /* maximum source port*/ |
| uint16_t dest_port; /* destination port */ |
| uint8_t tos; /* tos value */ |
| uint8_t ttl; /* time to live */ |
| }; |
| |
| extern int nss_vxlanmgr_tunnel_create(struct net_device *dev); |
| extern int nss_vxlanmgr_tunnel_destroy(struct net_device *dev); |
| extern int nss_vxlanmgr_tunnel_config(struct net_device *dev); |
| extern int nss_vxlanmgr_tunnel_deconfig(struct net_device *dev); |
| |
| #endif /* __NSS_VXLANMGR_H */ |