drivers/net/wireless/ath/ath11k/nss.h - manifest_repos/kernel - Git at Google

 /* SPDX-License-Identifier: BSD-3-Clause-Clear */
 /*
  * Copyright (c) 2020 The Linux Foundation. All rights reserved.
  */

 #ifndef ATH11K_NSS_H
 #define ATH11K_NSS_H

 #ifdef CONFIG_ATH11K_NSS_SUPPORT
 #include <nss_api_if.h>
 #include <nss_cmn.h>
 #include <nss_wifi_meshmgr.h>
 #include "../../../../../net/mac80211/mesh.h"
 #endif

 struct ath11k;
 struct ath11k_base;
 struct ath11k_vif;
 struct ath11k_peer;
 struct ath11k_sta;
 enum ath11k_ast_entry_type;
 struct hal_rx_mon_ppdu_info;
 struct hal_rx_user_status;

 /* NSS DBG macro is not included as part of debug enum to avoid
  * frequent changes during upgrade*/
 #define ATH11K_DBG_NSS		0x20000000
 #define ATH11K_DBG_NSS_WDS	0x40000000
 #define ATH11K_DBG_NSS_MESH	0x80000000

 /* WIFILI Supported Target Types */
 #define ATH11K_WIFILI_TARGET_TYPE_UNKNOWN   0xFF
 #define ATH11K_WIFILI_TARGET_TYPE_QCA8074   20
 #define ATH11K_WIFILI_TARGET_TYPE_QCA8074V2 24
 #define ATH11K_WIFILI_TARGET_TYPE_QCA6018   25
 #define ATH11K_WIFILI_TARGET_TYPE_QCN9074   26
 #define ATH11K_WIFILI_TARGET_TYPE_QCA5018   29
 #define ATH11K_WIFILI_TARGET_TYPE_QCN6122   30

 /* Max limit for NSS Queue */
 #define ATH11K_WIFIILI_MAX_TX_PROCESSQ 1024

 /* Max TX Desc limit */
 #define ATH11K_WIFILI_MAX_TX_DESC	65536

 /* TX Desc related info */
 /*TODO : Check this again during experiments for lowmem or
  changes for platforms based on num radios supported */
 #define ATH11K_WIFILI_DBDC_NUM_TX_DESC (1024 * 8)
 #define ATH11K_WIFILI_DBTC_NUM_TX_DESC (1024 * 8)

 // TODO Revisit these page size calc
 #define WIFILI_NSS_TX_DESC_SIZE 20*4
 #define WIFILI_NSS_TX_EXT_DESC_SIZE 40*4
 /* Number of desc per page(12bit) should be<4096, page limit per 1024 byte is 80*3=240 */
 #define WIFILI_NSS_TX_DESC_PAGE_LIMIT 240
 #define WIFILI_NSS_MAX_MEM_PAGE_SIZE (WIFILI_NSS_TX_DESC_PAGE_LIMIT * 1024)
 #define WIFILI_NSS_MAX_EXT_MEM_PAGE_SIZE  (WIFILI_NSS_TX_DESC_PAGE_LIMIT * 1024)
 #define WIFILI_RX_DESC_POOL_WEIGHT 3

 /* Status of the NSS messages sent from driver */
 #define ATH11K_NSS_MSG_ACK	0
 /* Timeout for waiting for response from NSS on TX msg */
 #define ATH11K_NSS_MSG_TIMEOUT_MS 5000

 #define ATH11K_MESH_DEFAULT_ELEMENT_TTL	31
 /* Init Flags */
 #define WIFILI_NSS_CCE_DISABLED 0x1
 #define WIFILI_ADDTL_MEM_SEG_SET 0x000000002

 /* ATH11K NSS PEER Info */
 /* Host memory allocated for peer info storage in nss */
 #define WIFILI_NSS_PEER_BYTE_SIZE 1152

 /* ATH11K NSS Stats */
 #define ATH11K_NSS_STATS_ENABLE 1
 #define ATH11K_NSS_STATS_DISABLE 0

 /* TX Buf cfg range */
 #define ATH11K_NSS_RADIO_TX_LIMIT_RANGE 4

 /* TODO : Analysis based on platform */
 /* TX Limit till 64 clients */
 #define ATH11K_NSS_RADIO_TX_LIMIT_RANGE0 8192
 /* TX Limit till 128 clients */
 #define ATH11K_NSS_RADIO_TX_LIMIT_RANGE1 8192
 /* TX Limit till 256 clients */
 #define ATH11K_NSS_RADIO_TX_LIMIT_RANGE2 8192
 /* TX Limit > 256 clients */
 #define ATH11K_NSS_RADIO_TX_LIMIT_RANGE3 8192

 #define ATH11K_NSS_MAX_NUMBER_OF_PAGE 96

 #define NSS_TX_TID_MAX 8

 /* Enables the MCBC exception in NSS fw, 1 = enable */
 #define ATH11K_NSS_ENABLE_MCBC_EXC	1

 enum ath11k_nss_opmode {
 	ATH11K_NSS_OPMODE_UNKNOWN,
 	ATH11K_NSS_OPMODE_AP,
 	ATH11K_NSS_OPMODE_IBSS,
 	ATH11K_NSS_OPMODE_STA,
 	ATH11K_NSS_OPMODE_MONITOR,
 };

 struct peer_stats {
 	u64 last_rx;
 	u64 last_ack;
 	u32 tx_packets;
 	u32 tx_bytes;
 	u32 tx_retries;
 	u32 tx_failed;
 	u32 rx_packets;
 	u32 rx_bytes;
 	u32 rx_dropped;
 	u32 last_rxdrop;
 	struct rate_info rxrate;
 	u32 tx_tid_msdu[NSS_TX_TID_MAX];
 	u32 rx_tid_msdu[IEEE80211_NUM_TIDS + 1];
 };

 enum ath11k_nss_peer_sec_type {
 	PEER_SEC_TYPE_NONE,
 	PEER_SEC_TYPE_WEP128,
 	PEER_SEC_TYPE_WEP104,
 	PEER_SEC_TYPE_WEP40,
 	PEER_SEC_TYPE_TKIP,
 	PEER_SEC_TYPE_TKIP_NOMIC,
 	PEER_SEC_TYPE_AES_CCMP,
 	PEER_SEC_TYPE_WAPI,
 	PEER_SEC_TYPE_AES_CCMP_256,
 	PEER_SEC_TYPE_AES_GCMP,
 	PEER_SEC_TYPE_AES_GCMP_256,
 	PEER_SEC_TYPES_MAX
 };

 /* this holds the memory allocated for nss managed peer info */
 struct ath11k_nss_peer {
 	uint32_t *vaddr;
 	dma_addr_t paddr;
 	bool ext_vdev_up;
 	struct peer_stats *nss_stats;
 	struct completion complete;
 };

 struct ath11k_nss_mpath_entry {
 	struct list_head list;
 	u32 num_entries;
 #ifdef CONFIG_ATH11K_NSS_SUPPORT
 	struct nss_wifi_mesh_path_dump_entry mpath[0];
 #endif
 };

 struct ath11k_nss_mpp_entry {
 	struct list_head list;
 	u32 num_entries;
 #ifdef CONFIG_ATH11K_NSS_SUPPORT
 	struct nss_wifi_mesh_proxy_path_dump_entry mpp[0];
 #endif
 };

 /* Structure to hold the vif related info for nss offload support */
 struct arvif_nss {
 	/* dynamic ifnum allocated by nss driver for vif */
 	int if_num;
 	/* mesh handle for mesh obj vap */
 #ifdef CONFIG_ATH11K_NSS_SUPPORT
 	nss_wifi_mesh_handle_t mesh_handle;
 	/* Keep the copy of di_type for nss */
 	enum nss_dynamic_interface_type di_type;
 	/* protected by ar->data_lock */
 	struct nss_wifi_mesh_stats_sync_msg mesh_stats;
 #endif
 	/* Used for completion status for vdev config nss messages */
 	struct completion complete;
 	/* Keep the copy of encap type for nss */
 	int encap;
 	/* Keep the copy of decap type for nss */
 	int decap;
 	/* AP_VLAN vif context obtained on ext vdev register */
 	void* ctx;
 	/* Parent AP vif stored in case of AP_VLAN vif */
 	struct ath11k_vif *ap_vif;
 	/* WDS cfg should be done only once for ext vdev */
 	bool wds_cfg_done;
 	bool created;

 	u8 mesh_ttl;
 	bool mesh_forward_enabled;
 	u32 metadata_type;
 	u32 mpath_refresh_time;


 	struct list_head list;
 	struct list_head mpath_dump;
 	/* total number of mpath entries in all of the mpath_dump list */
 	u32 mpath_dump_num_entries;
 	struct completion dump_mpath_complete;

 	struct list_head mpp_dump;
 	/* total number of mpp entries in all of the mpp_dump list */
 	u32 mpp_dump_num_entries;
 	struct completion dump_mpp_complete;
 };

 /* Structure to hold the pdev/radio related info for nss offload support */
 struct ath11k_nss {
 	/* dynamic ifnum allocated by nss driver for pdev */
 	int if_num;
 	/* Radio/pdev Context obtained on pdev register */
 	void* ctx;
 	/* protects stats from nss */
 	spinlock_t dump_lock;
 };

 /* Structure to hold the soc related info for nss offload support */
 struct ath11k_soc_nss {
 	/* turn on/off nss offload support in ath11k */
 	bool enabled;
 	/* Mesh offload support as advertised by nss */
 	bool mesh_nss_offload_enabled;
 #ifdef CONFIG_ATH11K_NSS_SUPPORT
 	/* soc nss ctx */
 	void* ctx;
 	/* if_num to be used for soc related nss messages */
 	int if_num;
 	/* debug mode to disable the regular mesh configuration from mac80211 */
 	bool debug_mode;
 	/* Completion to nss message response */
 	struct completion complete;
 	/* Response to nss messages are stored here on msg callback
 	* used only in contention free messages during init */
 	int response;
 	/* Below is used for identifying allocated tx descriptors */
 	dma_addr_t tx_desc_paddr[ATH11K_NSS_MAX_NUMBER_OF_PAGE];
 	uint32_t * tx_desc_vaddr[ATH11K_NSS_MAX_NUMBER_OF_PAGE];
 	uint32_t tx_desc_size[ATH11K_NSS_MAX_NUMBER_OF_PAGE];
 #endif
 };

 #ifdef CONFIG_ATH11K_NSS_SUPPORT
 int ath11k_nss_tx(struct ath11k_vif *arvif, struct sk_buff *skb);
 int ath11k_nss_vdev_set_cmd(struct ath11k_vif *arvif, int cmd, int val);
 int ath11k_nss_vdev_create(struct ath11k_vif *arvif);
 void ath11k_nss_vdev_delete(struct ath11k_vif *arvif);
 int ath11k_nss_vdev_up(struct ath11k_vif *arvif);
 int ath11k_nss_vdev_down(struct ath11k_vif *arvif);
 int ath11k_nss_peer_delete(struct ath11k_base *ab, u8 *addr);
 int ath11k_nss_peer_create(struct ath11k_base *ab, struct ath11k_peer *peer);
 int ath11k_nss_add_wds_peer(struct ath11k *ar, struct ath11k_peer *peer,
 			    u8 *dest_mac, enum ath11k_ast_entry_type type);
 int ath11k_nss_update_wds_peer(struct ath11k *ar, struct ath11k_peer *peer,
 			       u8 *dest_mac);
 int ath11k_nss_map_wds_peer(struct ath11k *ar, struct ath11k_peer *peer,
 			    u8 *dest_mac, enum ath11k_ast_entry_type type);
 int ath11k_nss_del_wds_peer(struct ath11k *ar, u8 *peer_addr,
 			    int peer_id, u8 *dest_mac);
 int ath11k_nss_ext_vdev_cfg_wds_peer(struct ath11k_vif *arvif,
 				     u8 *wds_addr, u32 wds_peer_id);
 int ath11k_nss_ext_vdev_wds_4addr_allow(struct ath11k_vif *arvif,
 					u32 wds_peer_id);
 int ath11k_nss_ext_vdev_create(struct ath11k_vif *arvif);
 int ath11k_nss_ext_vdev_configure(struct ath11k_vif *arvif);
 void ath11k_nss_ext_vdev_unregister(struct ath11k_vif *arvif);
 int ath11k_nss_ext_vdev_up(struct ath11k_vif *arvif);
 int ath11k_nss_ext_vdev_down(struct ath11k_vif *arvif);
 void ath11k_nss_ext_vdev_delete(struct ath11k_vif *arvif);
 int ath11k_nss_ext_vdev_cfg_dyn_vlan(struct ath11k_vif *arvif, u16 vlan_id);
 int ath11k_nss_dyn_vlan_set_group_key(struct ath11k_vif *arvif, u16 vlan_id,
 				      u16 group_key);
 int ath11k_nss_set_peer_sec_type(struct ath11k *ar, struct ath11k_peer *peer,
 				 struct ieee80211_key_conf *key_conf);
 void ath11k_nss_update_sta_stats(struct ath11k_vif *arvif,
 				 struct station_info *sinfo,
 				 struct ieee80211_sta *sta);
 void ath11k_nss_update_sta_rxrate(struct hal_rx_mon_ppdu_info *ppdu_info,
 				  struct ath11k_peer *peer,
 				  struct hal_rx_user_status *user_stats);
 int ath11k_nss_setup(struct ath11k_base *ab);
 int ath11k_nss_teardown(struct ath11k_base *ab);
 void ath11k_nss_ext_rx_stats(struct ath11k_base *ab, struct htt_rx_ring_tlv_filter *tlv_filter);
 int ath11k_nss_dump_mpath_request(struct ath11k_vif *arvif);
 int ath11k_nss_dump_mpp_request(struct ath11k_vif *arvif);
 #ifdef CONFIG_MAC80211_MESH
 int ath11k_nss_mesh_config_path(struct ath11k *ar, struct ath11k_vif *arvif,
 				enum ieee80211_mesh_path_offld_cmd cmd,
 				struct ieee80211_mesh_path_offld *path);
 bool ath11k_nss_mesh_offload_enabled(struct ath11k_base *ab);
 bool ath11k_nss_debug_mode(struct ath11k_vif *arvif);
 int ath11k_nss_mesh_exception_flags(struct ath11k_vif *arvif,
 			       struct nss_wifi_mesh_exception_flag_msg *nss_msg);
 #endif
 int ath11k_nss_mesh_config_update(struct ieee80211_vif *vif, int changed);
 int ath11k_nss_assoc_link_arvif_to_ifnum(struct ath11k_vif *arvif, int if_num);
 int ath11k_nss_exc_rate_config(struct ath11k_vif *arvif,
 					struct nss_wifi_mesh_rate_limit_config *nss_exc_cfg);
 bool ath11k_nss_offload_enabled(struct ath11k_base *ab);
 void ath11k_nss_set_enabled(struct ath11k_base *ab, bool enable);
 #else
 static inline int ath11k_nss_tx(struct ath11k_vif *arvif, struct sk_buff *skb)
 {
 	return 0;
 }

 static inline int ath11k_nss_vdev_set_cmd(struct ath11k_vif *arvif, int cmd, int val)
 {
 	return 0;
 }

 static inline int ath11k_nss_vdev_create(struct ath11k_vif *arvif)
 {
 	return 0;
 }

 static inline void ath11k_nss_vdev_delete(struct ath11k_vif *arvif)
 {
 }

 static inline void ath11k_nss_update_sta_stats(struct ath11k_vif *arvif,
 					       struct station_info *sinfo,
 					       struct ieee80211_sta *sta)
 {
 	return;
 }

 static inline void ath11k_nss_update_sta_rxrate(struct hal_rx_mon_ppdu_info *ppdu_info,
 					 struct ath11k_peer *peer,
 					 struct hal_rx_user_status *user_stats)
 {
 	return;
 }

 static inline int ath11k_nss_vdev_up(struct ath11k_vif *arvif)
 {
 	return 0;
 }

 static inline int ath11k_nss_vdev_down(struct ath11k_vif *arvif)
 {
 	return 0;
 }

 static inline int ath11k_nss_peer_delete(struct ath11k_base *ab, u8 *addr)
 {
 	return 0;
 }

 static inline int ath11k_nss_peer_create(struct ath11k_base *ab, struct ath11k_peer *peer)
 {
 	return 0;
 }

 static inline int ath11k_nss_update_wds_peer(struct ath11k *ar, struct ath11k_peer *peer,
 					     u8 *dest_mac)
 {
 	return 0;
 }

 static inline int ath11k_nss_del_wds_peer(struct ath11k *ar, u8 *peer_addr,
 					  int peer_id, u8 *dest_mac)
 {
 	return 0;
 }

 static inline int ath11k_nss_ext_vdev_cfg_wds_peer(struct ath11k_vif *arvif,
 				     u8 *wds_addr, u32 wds_peer_id)
 {
 	return 0;
 }

 static inline int ath11k_nss_ext_vdev_wds_4addr_allow(struct ath11k_vif *arvif,
 					u32 wds_peer_id)
 {
 	return 0;
 }

 static inline int ath11k_nss_ext_vdev_create(struct ath11k_vif *arvif)
 {
 	return 0;
 }

 static inline int ath11k_nss_ext_vdev_configure(struct ath11k_vif *arvif)
 {
 	return 0;
 }

 static inline void ath11k_nss_ext_vdev_unregister(struct ath11k_vif *arvif)
 {
 	return;
 }

 static inline int ath11k_nss_ext_vdev_up(struct ath11k_vif *arvif)
 {
 	return 0;
 }

 static inline int ath11k_nss_ext_vdev_down(struct ath11k_vif *arvif)
 {
 	return 0;
 }

 static inline int ath11k_nss_ext_vdev_cfg_dyn_vlan(struct ath11k_vif *arvif,
 						   u16 vlan_id)
 {
 	return 0;
 }

 static inline int ath11k_nss_dyn_vlan_set_group_key(struct ath11k_vif *arvif,
 						    u16 vlan_id, u16 group_key)
 {
 	return 0;
 }

 static inline int ath11k_nss_set_peer_sec_type(struct ath11k *ar, struct ath11k_peer *peer,
 					       struct ieee80211_key_conf *key_conf)
 {
 	return 0;
 }

 static inline int ath11k_nss_setup(struct ath11k_base *ab)
 {
 	return 0;
 }

 static inline int ath11k_nss_teardown(struct ath11k_base *ab)
 {
 	return 0;
 }

 static inline void ath11k_nss_ext_rx_stats(struct ath11k_base *ab, struct htt_rx_ring_tlv_filter *tlv_filter)
 {
 	return;
 }

 #ifdef CONFIG_MAC80211_MESH
 static inline int
 ath11k_nss_mesh_config_path(struct ath11k *ar, struct ath11k_vif *arvif,
 			    enum ieee80211_mesh_path_offld_cmd cmd,
 			    struct ieee80211_mesh_path_offld *path)
 {
 	return 0;
 }
 static inline bool ath11k_nss_mesh_offload_enabled(struct ath11k_base *ab)
 {
 	return false;
 }
 static inline bool ath11k_nss_debug_mode(struct ath11k_vif *arvif)
 {
 	return false;
 }
 static inline int ath11k_nss_mesh_exception_flags(struct ath11k_vif *arvif)
 {
 	return 0;
 }
 #endif
 static inline int
 ath11k_nss_mesh_config_update(struct ieee80211_vif *vif, int changed)
 {
 	return 0;
 }
 static inline int ath11k_nss_assoc_link_arvif_to_ifnum(struct ath11k_vif *arvif,
 						int if_num)
 {
 	return 0;
 }
 static inline int ath11k_nss_exc_rate_config(struct ath11k_vif *arvif)
 {
 	return 0;
 }
 static inline bool ath11k_nss_offload_enabled(struct ath11k_base *ab)
 {
 	return false;
 }
 static inline void ath11k_nss_set_enabled(struct ath11k_base *ab, bool enable)
 {
 }
 static inline void ath11k_nss_ext_vdev_delete(struct ath11k_vif *ar_vif)
 {
 }
 #endif /* CONFIG_ATH11K_NSS_SUPPORT */
 #endif
	/* SPDX-License-Identifier: BSD-3-Clause-Clear */
	/*
	* Copyright (c) 2020 The Linux Foundation. All rights reserved.
	*/

	#ifndef ATH11K_NSS_H
	#define ATH11K_NSS_H

	#ifdef CONFIG_ATH11K_NSS_SUPPORT
	#include <nss_api_if.h>
	#include <nss_cmn.h>
	#include <nss_wifi_meshmgr.h>
	#include "../../../../../net/mac80211/mesh.h"
	#endif

	struct ath11k;
	struct ath11k_base;
	struct ath11k_vif;
	struct ath11k_peer;
	struct ath11k_sta;
	enum ath11k_ast_entry_type;
	struct hal_rx_mon_ppdu_info;
	struct hal_rx_user_status;

	/* NSS DBG macro is not included as part of debug enum to avoid
	* frequent changes during upgrade*/
	#define ATH11K_DBG_NSS 0x20000000
	#define ATH11K_DBG_NSS_WDS 0x40000000
	#define ATH11K_DBG_NSS_MESH 0x80000000

	/* WIFILI Supported Target Types */
	#define ATH11K_WIFILI_TARGET_TYPE_UNKNOWN 0xFF
	#define ATH11K_WIFILI_TARGET_TYPE_QCA8074 20
	#define ATH11K_WIFILI_TARGET_TYPE_QCA8074V2 24
	#define ATH11K_WIFILI_TARGET_TYPE_QCA6018 25
	#define ATH11K_WIFILI_TARGET_TYPE_QCN9074 26
	#define ATH11K_WIFILI_TARGET_TYPE_QCA5018 29
	#define ATH11K_WIFILI_TARGET_TYPE_QCN6122 30

	/* Max limit for NSS Queue */
	#define ATH11K_WIFIILI_MAX_TX_PROCESSQ 1024

	/* Max TX Desc limit */
	#define ATH11K_WIFILI_MAX_TX_DESC 65536

	/* TX Desc related info */
	/*TODO : Check this again during experiments for lowmem or
	changes for platforms based on num radios supported */
	#define ATH11K_WIFILI_DBDC_NUM_TX_DESC (1024 * 8)
	#define ATH11K_WIFILI_DBTC_NUM_TX_DESC (1024 * 8)

	// TODO Revisit these page size calc
	#define WIFILI_NSS_TX_DESC_SIZE 20*4
	#define WIFILI_NSS_TX_EXT_DESC_SIZE 40*4
	/* Number of desc per page(12bit) should be<4096, page limit per 1024 byte is 803=240 /
	#define WIFILI_NSS_TX_DESC_PAGE_LIMIT 240
	#define WIFILI_NSS_MAX_MEM_PAGE_SIZE (WIFILI_NSS_TX_DESC_PAGE_LIMIT * 1024)
	#define WIFILI_NSS_MAX_EXT_MEM_PAGE_SIZE (WIFILI_NSS_TX_DESC_PAGE_LIMIT * 1024)
	#define WIFILI_RX_DESC_POOL_WEIGHT 3

	/* Status of the NSS messages sent from driver */
	#define ATH11K_NSS_MSG_ACK 0
	/* Timeout for waiting for response from NSS on TX msg */
	#define ATH11K_NSS_MSG_TIMEOUT_MS 5000

	#define ATH11K_MESH_DEFAULT_ELEMENT_TTL 31
	/* Init Flags */
	#define WIFILI_NSS_CCE_DISABLED 0x1
	#define WIFILI_ADDTL_MEM_SEG_SET 0x000000002

	/* ATH11K NSS PEER Info */
	/* Host memory allocated for peer info storage in nss */
	#define WIFILI_NSS_PEER_BYTE_SIZE 1152

	/* ATH11K NSS Stats */
	#define ATH11K_NSS_STATS_ENABLE 1
	#define ATH11K_NSS_STATS_DISABLE 0

	/* TX Buf cfg range */
	#define ATH11K_NSS_RADIO_TX_LIMIT_RANGE 4

	/* TODO : Analysis based on platform */
	/* TX Limit till 64 clients */
	#define ATH11K_NSS_RADIO_TX_LIMIT_RANGE0 8192
	/* TX Limit till 128 clients */
	#define ATH11K_NSS_RADIO_TX_LIMIT_RANGE1 8192
	/* TX Limit till 256 clients */
	#define ATH11K_NSS_RADIO_TX_LIMIT_RANGE2 8192
	/* TX Limit > 256 clients */
	#define ATH11K_NSS_RADIO_TX_LIMIT_RANGE3 8192

	#define ATH11K_NSS_MAX_NUMBER_OF_PAGE 96

	#define NSS_TX_TID_MAX 8

	/* Enables the MCBC exception in NSS fw, 1 = enable */
	#define ATH11K_NSS_ENABLE_MCBC_EXC 1

	enum ath11k_nss_opmode {
	ATH11K_NSS_OPMODE_UNKNOWN,
	ATH11K_NSS_OPMODE_AP,
	ATH11K_NSS_OPMODE_IBSS,
	ATH11K_NSS_OPMODE_STA,
	ATH11K_NSS_OPMODE_MONITOR,
	};

	struct peer_stats {
	u64 last_rx;
	u64 last_ack;
	u32 tx_packets;
	u32 tx_bytes;
	u32 tx_retries;
	u32 tx_failed;
	u32 rx_packets;
	u32 rx_bytes;
	u32 rx_dropped;
	u32 last_rxdrop;
	struct rate_info rxrate;
	u32 tx_tid_msdu[NSS_TX_TID_MAX];
	u32 rx_tid_msdu[IEEE80211_NUM_TIDS + 1];
	};

	enum ath11k_nss_peer_sec_type {
	PEER_SEC_TYPE_NONE,
	PEER_SEC_TYPE_WEP128,
	PEER_SEC_TYPE_WEP104,
	PEER_SEC_TYPE_WEP40,
	PEER_SEC_TYPE_TKIP,
	PEER_SEC_TYPE_TKIP_NOMIC,
	PEER_SEC_TYPE_AES_CCMP,
	PEER_SEC_TYPE_WAPI,
	PEER_SEC_TYPE_AES_CCMP_256,
	PEER_SEC_TYPE_AES_GCMP,
	PEER_SEC_TYPE_AES_GCMP_256,
	PEER_SEC_TYPES_MAX
	};

	/* this holds the memory allocated for nss managed peer info */
	struct ath11k_nss_peer {
	uint32_t *vaddr;
	dma_addr_t paddr;
	bool ext_vdev_up;
	struct peer_stats *nss_stats;
	struct completion complete;
	};

	struct ath11k_nss_mpath_entry {
	struct list_head list;
	u32 num_entries;
	#ifdef CONFIG_ATH11K_NSS_SUPPORT
	struct nss_wifi_mesh_path_dump_entry mpath[0];
	#endif
	};

	struct ath11k_nss_mpp_entry {
	struct list_head list;
	u32 num_entries;
	#ifdef CONFIG_ATH11K_NSS_SUPPORT
	struct nss_wifi_mesh_proxy_path_dump_entry mpp[0];
	#endif
	};

	/* Structure to hold the vif related info for nss offload support */
	struct arvif_nss {
	/* dynamic ifnum allocated by nss driver for vif */
	int if_num;
	/* mesh handle for mesh obj vap */
	#ifdef CONFIG_ATH11K_NSS_SUPPORT
	nss_wifi_mesh_handle_t mesh_handle;
	/* Keep the copy of di_type for nss */
	enum nss_dynamic_interface_type di_type;
	/* protected by ar->data_lock */
	struct nss_wifi_mesh_stats_sync_msg mesh_stats;
	#endif
	/* Used for completion status for vdev config nss messages */
	struct completion complete;
	/* Keep the copy of encap type for nss */
	int encap;
	/* Keep the copy of decap type for nss */
	int decap;
	/* AP_VLAN vif context obtained on ext vdev register */
	void* ctx;
	/* Parent AP vif stored in case of AP_VLAN vif */
	struct ath11k_vif *ap_vif;
	/* WDS cfg should be done only once for ext vdev */
	bool wds_cfg_done;
	bool created;

	u8 mesh_ttl;
	bool mesh_forward_enabled;
	u32 metadata_type;
	u32 mpath_refresh_time;


	struct list_head list;
	struct list_head mpath_dump;
	/* total number of mpath entries in all of the mpath_dump list */
	u32 mpath_dump_num_entries;
	struct completion dump_mpath_complete;

	struct list_head mpp_dump;
	/* total number of mpp entries in all of the mpp_dump list */
	u32 mpp_dump_num_entries;
	struct completion dump_mpp_complete;
	};

	/* Structure to hold the pdev/radio related info for nss offload support */
	struct ath11k_nss {
	/* dynamic ifnum allocated by nss driver for pdev */
	int if_num;
	/* Radio/pdev Context obtained on pdev register */
	void* ctx;
	/* protects stats from nss */
	spinlock_t dump_lock;
	};

	/* Structure to hold the soc related info for nss offload support */
	struct ath11k_soc_nss {
	/* turn on/off nss offload support in ath11k */
	bool enabled;
	/* Mesh offload support as advertised by nss */
	bool mesh_nss_offload_enabled;
	#ifdef CONFIG_ATH11K_NSS_SUPPORT
	/* soc nss ctx */
	void* ctx;
	/* if_num to be used for soc related nss messages */
	int if_num;
	/* debug mode to disable the regular mesh configuration from mac80211 */
	bool debug_mode;
	/* Completion to nss message response */
	struct completion complete;
	/* Response to nss messages are stored here on msg callback
	* used only in contention free messages during init */
	int response;
	/* Below is used for identifying allocated tx descriptors */
	dma_addr_t tx_desc_paddr[ATH11K_NSS_MAX_NUMBER_OF_PAGE];
	uint32_t * tx_desc_vaddr[ATH11K_NSS_MAX_NUMBER_OF_PAGE];
	uint32_t tx_desc_size[ATH11K_NSS_MAX_NUMBER_OF_PAGE];
	#endif
	};

	#ifdef CONFIG_ATH11K_NSS_SUPPORT
	int ath11k_nss_tx(struct ath11k_vif arvif, struct sk_buff skb);
	int ath11k_nss_vdev_set_cmd(struct ath11k_vif *arvif, int cmd, int val);
	int ath11k_nss_vdev_create(struct ath11k_vif *arvif);
	void ath11k_nss_vdev_delete(struct ath11k_vif *arvif);
	int ath11k_nss_vdev_up(struct ath11k_vif *arvif);
	int ath11k_nss_vdev_down(struct ath11k_vif *arvif);
	int ath11k_nss_peer_delete(struct ath11k_base ab, u8 addr);
	int ath11k_nss_peer_create(struct ath11k_base ab, struct ath11k_peer peer);
	int ath11k_nss_add_wds_peer(struct ath11k ar, struct ath11k_peer peer,
	u8 *dest_mac, enum ath11k_ast_entry_type type);
	int ath11k_nss_update_wds_peer(struct ath11k ar, struct ath11k_peer peer,
	u8 *dest_mac);
	int ath11k_nss_map_wds_peer(struct ath11k ar, struct ath11k_peer peer,
	u8 *dest_mac, enum ath11k_ast_entry_type type);
	int ath11k_nss_del_wds_peer(struct ath11k ar, u8 peer_addr,
	int peer_id, u8 *dest_mac);
	int ath11k_nss_ext_vdev_cfg_wds_peer(struct ath11k_vif *arvif,
	u8 *wds_addr, u32 wds_peer_id);
	int ath11k_nss_ext_vdev_wds_4addr_allow(struct ath11k_vif *arvif,
	u32 wds_peer_id);
	int ath11k_nss_ext_vdev_create(struct ath11k_vif *arvif);
	int ath11k_nss_ext_vdev_configure(struct ath11k_vif *arvif);
	void ath11k_nss_ext_vdev_unregister(struct ath11k_vif *arvif);
	int ath11k_nss_ext_vdev_up(struct ath11k_vif *arvif);
	int ath11k_nss_ext_vdev_down(struct ath11k_vif *arvif);
	void ath11k_nss_ext_vdev_delete(struct ath11k_vif *arvif);
	int ath11k_nss_ext_vdev_cfg_dyn_vlan(struct ath11k_vif *arvif, u16 vlan_id);
	int ath11k_nss_dyn_vlan_set_group_key(struct ath11k_vif *arvif, u16 vlan_id,
	u16 group_key);
	int ath11k_nss_set_peer_sec_type(struct ath11k ar, struct ath11k_peer peer,
	struct ieee80211_key_conf *key_conf);
	void ath11k_nss_update_sta_stats(struct ath11k_vif *arvif,
	struct station_info *sinfo,
	struct ieee80211_sta *sta);
	void ath11k_nss_update_sta_rxrate(struct hal_rx_mon_ppdu_info *ppdu_info,
	struct ath11k_peer *peer,
	struct hal_rx_user_status *user_stats);
	int ath11k_nss_setup(struct ath11k_base *ab);
	int ath11k_nss_teardown(struct ath11k_base *ab);
	void ath11k_nss_ext_rx_stats(struct ath11k_base ab, struct htt_rx_ring_tlv_filter tlv_filter);
	int ath11k_nss_dump_mpath_request(struct ath11k_vif *arvif);
	int ath11k_nss_dump_mpp_request(struct ath11k_vif *arvif);
	#ifdef CONFIG_MAC80211_MESH
	int ath11k_nss_mesh_config_path(struct ath11k ar, struct ath11k_vif arvif,
	enum ieee80211_mesh_path_offld_cmd cmd,
	struct ieee80211_mesh_path_offld *path);
	bool ath11k_nss_mesh_offload_enabled(struct ath11k_base *ab);
	bool ath11k_nss_debug_mode(struct ath11k_vif *arvif);
	int ath11k_nss_mesh_exception_flags(struct ath11k_vif *arvif,
	struct nss_wifi_mesh_exception_flag_msg *nss_msg);
	#endif
	int ath11k_nss_mesh_config_update(struct ieee80211_vif *vif, int changed);
	int ath11k_nss_assoc_link_arvif_to_ifnum(struct ath11k_vif *arvif, int if_num);
	int ath11k_nss_exc_rate_config(struct ath11k_vif *arvif,
	struct nss_wifi_mesh_rate_limit_config *nss_exc_cfg);
	bool ath11k_nss_offload_enabled(struct ath11k_base *ab);
	void ath11k_nss_set_enabled(struct ath11k_base *ab, bool enable);
	#else
	static inline int ath11k_nss_tx(struct ath11k_vif arvif, struct sk_buff skb)
	{
	return 0;
	}

	static inline int ath11k_nss_vdev_set_cmd(struct ath11k_vif *arvif, int cmd, int val)
	{
	return 0;
	}

	static inline int ath11k_nss_vdev_create(struct ath11k_vif *arvif)
	{
	return 0;
	}

	static inline void ath11k_nss_vdev_delete(struct ath11k_vif *arvif)
	{
	}

	static inline void ath11k_nss_update_sta_stats(struct ath11k_vif *arvif,
	struct station_info *sinfo,
	struct ieee80211_sta *sta)
	{
	return;
	}

	static inline void ath11k_nss_update_sta_rxrate(struct hal_rx_mon_ppdu_info *ppdu_info,
	struct ath11k_peer *peer,
	struct hal_rx_user_status *user_stats)
	{
	return;
	}

	static inline int ath11k_nss_vdev_up(struct ath11k_vif *arvif)
	{
	return 0;
	}

	static inline int ath11k_nss_vdev_down(struct ath11k_vif *arvif)
	{
	return 0;
	}

	static inline int ath11k_nss_peer_delete(struct ath11k_base ab, u8 addr)
	{
	return 0;
	}

	static inline int ath11k_nss_peer_create(struct ath11k_base ab, struct ath11k_peer peer)
	{
	return 0;
	}

	static inline int ath11k_nss_update_wds_peer(struct ath11k ar, struct ath11k_peer peer,
	u8 *dest_mac)
	{
	return 0;
	}

	static inline int ath11k_nss_del_wds_peer(struct ath11k ar, u8 peer_addr,
	int peer_id, u8 *dest_mac)
	{
	return 0;
	}

	static inline int ath11k_nss_ext_vdev_cfg_wds_peer(struct ath11k_vif *arvif,
	u8 *wds_addr, u32 wds_peer_id)
	{
	return 0;
	}

	static inline int ath11k_nss_ext_vdev_wds_4addr_allow(struct ath11k_vif *arvif,
	u32 wds_peer_id)
	{
	return 0;
	}

	static inline int ath11k_nss_ext_vdev_create(struct ath11k_vif *arvif)
	{
	return 0;
	}

	static inline int ath11k_nss_ext_vdev_configure(struct ath11k_vif *arvif)
	{
	return 0;
	}

	static inline void ath11k_nss_ext_vdev_unregister(struct ath11k_vif *arvif)
	{
	return;
	}

	static inline int ath11k_nss_ext_vdev_up(struct ath11k_vif *arvif)
	{
	return 0;
	}

	static inline int ath11k_nss_ext_vdev_down(struct ath11k_vif *arvif)
	{
	return 0;
	}

	static inline int ath11k_nss_ext_vdev_cfg_dyn_vlan(struct ath11k_vif *arvif,
	u16 vlan_id)
	{
	return 0;
	}

	static inline int ath11k_nss_dyn_vlan_set_group_key(struct ath11k_vif *arvif,
	u16 vlan_id, u16 group_key)
	{
	return 0;
	}

	static inline int ath11k_nss_set_peer_sec_type(struct ath11k ar, struct ath11k_peer peer,
	struct ieee80211_key_conf *key_conf)
	{
	return 0;
	}

	static inline int ath11k_nss_setup(struct ath11k_base *ab)
	{
	return 0;
	}

	static inline int ath11k_nss_teardown(struct ath11k_base *ab)
	{
	return 0;
	}

	static inline void ath11k_nss_ext_rx_stats(struct ath11k_base ab, struct htt_rx_ring_tlv_filter tlv_filter)
	{
	return;
	}

	#ifdef CONFIG_MAC80211_MESH
	static inline int
	ath11k_nss_mesh_config_path(struct ath11k ar, struct ath11k_vif arvif,
	enum ieee80211_mesh_path_offld_cmd cmd,
	struct ieee80211_mesh_path_offld *path)
	{
	return 0;
	}
	static inline bool ath11k_nss_mesh_offload_enabled(struct ath11k_base *ab)
	{
	return false;
	}
	static inline bool ath11k_nss_debug_mode(struct ath11k_vif *arvif)
	{
	return false;
	}
	static inline int ath11k_nss_mesh_exception_flags(struct ath11k_vif *arvif)
	{
	return 0;
	}
	#endif
	static inline int
	ath11k_nss_mesh_config_update(struct ieee80211_vif *vif, int changed)
	{
	return 0;
	}
	static inline int ath11k_nss_assoc_link_arvif_to_ifnum(struct ath11k_vif *arvif,
	int if_num)
	{
	return 0;
	}
	static inline int ath11k_nss_exc_rate_config(struct ath11k_vif *arvif)
	{
	return 0;
	}
	static inline bool ath11k_nss_offload_enabled(struct ath11k_base *ab)
	{
	return false;
	}
	static inline void ath11k_nss_set_enabled(struct ath11k_base *ab, bool enable)
	{
	}
	static inline void ath11k_nss_ext_vdev_delete(struct ath11k_vif *ar_vif)
	{
	}
	#endif /* CONFIG_ATH11K_NSS_SUPPORT */
	#endif