cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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core.h (4247B)


      1/* SPDX-License-Identifier: GPL-2.0+ */
      2/* Copyright (c) 2015-2016 Quantenna Communications. All rights reserved. */
      3
      4#ifndef _QTN_FMAC_CORE_H_
      5#define _QTN_FMAC_CORE_H_
      6
      7#include <linux/kernel.h>
      8#include <linux/module.h>
      9#include <linux/sched.h>
     10#include <linux/semaphore.h>
     11#include <linux/ip.h>
     12#include <linux/skbuff.h>
     13#include <linux/if_arp.h>
     14#include <linux/etherdevice.h>
     15#include <net/sock.h>
     16#include <net/lib80211.h>
     17#include <net/cfg80211.h>
     18#include <linux/vmalloc.h>
     19#include <linux/firmware.h>
     20#include <linux/ctype.h>
     21#include <linux/workqueue.h>
     22#include <linux/slab.h>
     23#include <linux/platform_device.h>
     24
     25#include "qlink.h"
     26#include "trans.h"
     27#include "qlink_util.h"
     28
     29#undef pr_fmt
     30#define pr_fmt(fmt)	KBUILD_MODNAME ": %s: " fmt, __func__
     31
     32#define QTNF_MAX_VSIE_LEN		255
     33#define QTNF_MAX_INTF			8
     34#define QTNF_MAX_EVENT_QUEUE_LEN	255
     35#define QTNF_SCAN_TIMEOUT_SEC		15
     36
     37#define QTNF_DEF_BSS_PRIORITY		0
     38#define QTNF_DEF_WDOG_TIMEOUT		5
     39#define QTNF_TX_TIMEOUT_TRSHLD		100
     40
     41extern const struct net_device_ops qtnf_netdev_ops;
     42
     43struct qtnf_bus;
     44struct qtnf_vif;
     45
     46struct qtnf_sta_node {
     47	struct list_head list;
     48	u8 mac_addr[ETH_ALEN];
     49};
     50
     51struct qtnf_sta_list {
     52	struct list_head head;
     53	atomic_t size;
     54};
     55
     56struct qtnf_vif {
     57	struct wireless_dev wdev;
     58	u8 bssid[ETH_ALEN];
     59	u8 mac_addr[ETH_ALEN];
     60	u8 vifid;
     61	u8 bss_priority;
     62	u8 bss_status;
     63	u16 mgmt_frames_bitmask;
     64	struct net_device *netdev;
     65	struct qtnf_wmac *mac;
     66
     67	struct work_struct reset_work;
     68	struct work_struct high_pri_tx_work;
     69	struct sk_buff_head high_pri_tx_queue;
     70	struct qtnf_sta_list sta_list;
     71	unsigned long cons_tx_timeout_cnt;
     72	int generation;
     73};
     74
     75struct qtnf_mac_info {
     76	u8 bands_cap;
     77	u8 num_tx_chain;
     78	u8 num_rx_chain;
     79	u16 max_ap_assoc_sta;
     80	u32 frag_thr;
     81	u32 rts_thr;
     82	u8 lretry_limit;
     83	u8 sretry_limit;
     84	u8 coverage_class;
     85	u8 radar_detect_widths;
     86	u8 max_scan_ssids;
     87	u16 max_acl_mac_addrs;
     88	struct ieee80211_ht_cap ht_cap_mod_mask;
     89	struct ieee80211_vht_cap vht_cap_mod_mask;
     90	struct ieee80211_iface_combination *if_comb;
     91	size_t n_if_comb;
     92	u8 *extended_capabilities;
     93	u8 *extended_capabilities_mask;
     94	u8 extended_capabilities_len;
     95	struct wiphy_wowlan_support *wowlan;
     96};
     97
     98struct qtnf_wmac {
     99	u8 macid;
    100	u8 wiphy_registered;
    101	u8 macaddr[ETH_ALEN];
    102	struct qtnf_bus *bus;
    103	struct qtnf_mac_info macinfo;
    104	struct qtnf_vif iflist[QTNF_MAX_INTF];
    105	struct cfg80211_scan_request *scan_req;
    106	struct mutex mac_lock;	/* lock during wmac speicific ops */
    107	struct delayed_work scan_timeout;
    108	struct ieee80211_regdomain *rd;
    109	struct platform_device *pdev;
    110};
    111
    112struct qtnf_hw_info {
    113	u32 ql_proto_ver;
    114	u8 num_mac;
    115	u8 mac_bitmap;
    116	u32 fw_ver;
    117	u8 total_tx_chain;
    118	u8 total_rx_chain;
    119	char fw_version[ETHTOOL_FWVERS_LEN];
    120	u32 hw_version;
    121	u8 hw_capab[QLINK_HW_CAPAB_NUM / BITS_PER_BYTE + 1];
    122};
    123
    124struct qtnf_vif *qtnf_mac_get_free_vif(struct qtnf_wmac *mac);
    125struct qtnf_vif *qtnf_mac_get_base_vif(struct qtnf_wmac *mac);
    126void qtnf_mac_iface_comb_free(struct qtnf_wmac *mac);
    127void qtnf_mac_ext_caps_free(struct qtnf_wmac *mac);
    128bool qtnf_slave_radar_get(void);
    129bool qtnf_dfs_offload_get(void);
    130struct wiphy *qtnf_wiphy_allocate(struct qtnf_bus *bus,
    131				  struct platform_device *pdev);
    132int qtnf_core_net_attach(struct qtnf_wmac *mac, struct qtnf_vif *priv,
    133			 const char *name, unsigned char name_assign_type);
    134void qtnf_main_work_queue(struct work_struct *work);
    135int qtnf_cmd_send_update_phy_params(struct qtnf_wmac *mac, u32 changed);
    136
    137struct qtnf_wmac *qtnf_core_get_mac(const struct qtnf_bus *bus, u8 macid);
    138struct net_device *qtnf_classify_skb(struct qtnf_bus *bus, struct sk_buff *skb);
    139void qtnf_wake_all_queues(struct net_device *ndev);
    140
    141void qtnf_virtual_intf_cleanup(struct net_device *ndev);
    142
    143void qtnf_netdev_updown(struct net_device *ndev, bool up);
    144void qtnf_scan_done(struct qtnf_wmac *mac, bool aborted);
    145struct dentry *qtnf_get_debugfs_dir(void);
    146bool qtnf_netdev_is_qtn(const struct net_device *ndev);
    147
    148static inline struct qtnf_vif *qtnf_netdev_get_priv(struct net_device *dev)
    149{
    150	return *((void **)netdev_priv(dev));
    151}
    152
    153static inline bool qtnf_hwcap_is_set(const struct qtnf_hw_info *info,
    154				     unsigned int bit)
    155{
    156	return qtnf_utils_is_bit_set(info->hw_capab, bit,
    157				     sizeof(info->hw_capab));
    158}
    159
    160#endif /* _QTN_FMAC_CORE_H_ */