linux/drivers/net/wireless/quantenna/qtnfmac/core.h
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   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_ */
 161