1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * This file contains definitions and data structures specific 4 * to Marvell 802.11 NIC. It contains the Device Information 5 * structure struct lbs_private.. 6 */ 7 #ifndef _LBS_DEV_H_ 8 #define _LBS_DEV_H_ 9 10 #include "defs.h" 11 #include "decl.h" 12 #include "host.h" 13 14 #include <linux/kfifo.h> 15 16 /* sleep_params */ 17 struct sleep_params { 18 uint16_t sp_error; 19 uint16_t sp_offset; 20 uint16_t sp_stabletime; 21 uint8_t sp_calcontrol; 22 uint8_t sp_extsleepclk; 23 uint16_t sp_reserved; 24 }; 25 26 /* Mesh statistics */ 27 struct lbs_mesh_stats { 28 u32 fwd_bcast_cnt; /* Fwd: Broadcast counter */ 29 u32 fwd_unicast_cnt; /* Fwd: Unicast counter */ 30 u32 fwd_drop_ttl; /* Fwd: TTL zero */ 31 u32 fwd_drop_rbt; /* Fwd: Recently Broadcasted */ 32 u32 fwd_drop_noroute; /* Fwd: No route to Destination */ 33 u32 fwd_drop_nobuf; /* Fwd: Run out of internal buffers */ 34 u32 drop_blind; /* Rx: Dropped by blinding table */ 35 u32 tx_failed_cnt; /* Tx: Failed transmissions */ 36 }; 37 38 /* Private structure for the MV device */ 39 struct lbs_private { 40 41 /* Basic networking */ 42 struct net_device *dev; 43 u32 connect_status; 44 struct work_struct mcast_work; 45 u32 nr_of_multicastmacaddr; 46 u8 multicastlist[MRVDRV_MAX_MULTICAST_LIST_SIZE][ETH_ALEN]; 47 48 /* CFG80211 */ 49 struct wireless_dev *wdev; 50 bool wiphy_registered; 51 struct cfg80211_scan_request *scan_req; 52 u8 assoc_bss[ETH_ALEN]; 53 u8 country_code[IEEE80211_COUNTRY_STRING_LEN]; 54 u8 disassoc_reason; 55 56 /* Mesh */ 57 struct net_device *mesh_dev; /* Virtual device */ 58 #ifdef CONFIG_LIBERTAS_MESH 59 struct lbs_mesh_stats mstats; 60 uint16_t mesh_tlv; 61 u8 mesh_ssid[IEEE80211_MAX_SSID_LEN + 1]; 62 u8 mesh_ssid_len; 63 u8 mesh_channel; 64 #endif 65 66 /* Debugfs */ 67 struct dentry *debugfs_dir; 68 struct dentry *debugfs_debug; 69 struct dentry *debugfs_files[6]; 70 struct dentry *events_dir; 71 struct dentry *debugfs_events_files[6]; 72 struct dentry *regs_dir; 73 struct dentry *debugfs_regs_files[6]; 74 75 /* Hardware debugging */ 76 u32 mac_offset; 77 u32 bbp_offset; 78 u32 rf_offset; 79 80 /* Power management */ 81 u16 psmode; 82 u32 psstate; 83 u8 needtowakeup; 84 85 /* Deep sleep */ 86 int is_deep_sleep; 87 int deep_sleep_required; 88 int is_auto_deep_sleep_enabled; 89 int wakeup_dev_required; 90 int is_activity_detected; 91 int auto_deep_sleep_timeout; /* in ms */ 92 wait_queue_head_t ds_awake_q; 93 struct timer_list auto_deepsleep_timer; 94 95 /* Host sleep*/ 96 int is_host_sleep_configured; 97 int is_host_sleep_activated; 98 wait_queue_head_t host_sleep_q; 99 100 /* Hardware access */ 101 void *card; 102 bool iface_running; 103 u8 is_polling; /* host has to poll the card irq */ 104 u8 fw_ready; 105 u8 surpriseremoved; 106 u8 setup_fw_on_resume; 107 int (*hw_host_to_card) (struct lbs_private *priv, u8 type, u8 *payload, u16 nb); 108 void (*reset_card) (struct lbs_private *priv); 109 int (*power_save) (struct lbs_private *priv); 110 int (*power_restore) (struct lbs_private *priv); 111 int (*enter_deep_sleep) (struct lbs_private *priv); 112 int (*exit_deep_sleep) (struct lbs_private *priv); 113 int (*reset_deep_sleep_wakeup) (struct lbs_private *priv); 114 115 /* Adapter info (from EEPROM) */ 116 u32 fwrelease; 117 u32 fwcapinfo; 118 u16 regioncode; 119 u8 current_addr[ETH_ALEN]; 120 u8 copied_hwaddr; 121 122 /* Command download */ 123 u8 dnld_sent; 124 /* bit0 1/0=data_sent/data_tx_done, 125 bit1 1/0=cmd_sent/cmd_tx_done, 126 all other bits reserved 0 */ 127 u16 seqnum; 128 struct cmd_ctrl_node *cmd_array; 129 struct cmd_ctrl_node *cur_cmd; 130 struct list_head cmdfreeq; /* free command buffers */ 131 struct list_head cmdpendingq; /* pending command buffers */ 132 struct timer_list command_timer; 133 int cmd_timed_out; 134 135 /* Command responses sent from the hardware to the driver */ 136 u8 resp_idx; 137 u8 resp_buf[2][LBS_UPLD_SIZE]; 138 u32 resp_len[2]; 139 140 /* Events sent from hardware to driver */ 141 struct kfifo event_fifo; 142 143 /* thread to service interrupts */ 144 struct task_struct *main_thread; 145 wait_queue_head_t waitq; 146 struct workqueue_struct *work_thread; 147 148 /* Encryption stuff */ 149 u8 authtype_auto; 150 u8 wep_tx_key; 151 u8 wep_key[4][WLAN_KEY_LEN_WEP104]; 152 u8 wep_key_len[4]; 153 154 /* Wake On LAN */ 155 uint32_t wol_criteria; 156 uint8_t wol_gpio; 157 uint8_t wol_gap; 158 bool ehs_remove_supported; 159 160 /* Transmitting */ 161 int tx_pending_len; /* -1 while building packet */ 162 u8 tx_pending_buf[LBS_UPLD_SIZE]; 163 /* protected by hard_start_xmit serialization */ 164 u8 txretrycount; 165 struct sk_buff *currenttxskb; 166 struct timer_list tx_lockup_timer; 167 168 /* Locks */ 169 struct mutex lock; 170 spinlock_t driver_lock; 171 172 /* NIC/link operation characteristics */ 173 u16 mac_control; 174 u8 radio_on; 175 u8 cur_rate; 176 u8 channel; 177 s16 txpower_cur; 178 s16 txpower_min; 179 s16 txpower_max; 180 181 /* Scanning */ 182 struct delayed_work scan_work; 183 int scan_channel; 184 /* Queue of things waiting for scan completion */ 185 wait_queue_head_t scan_q; 186 /* Whether the scan was initiated internally and not by cfg80211 */ 187 bool internal_scan; 188 189 /* Firmware load */ 190 u32 fw_model; 191 wait_queue_head_t fw_waitq; 192 struct device *fw_device; 193 const struct firmware *helper_fw; 194 const struct lbs_fw_table *fw_table; 195 const struct lbs_fw_table *fw_iter; 196 lbs_fw_cb fw_callback; 197 }; 198 199 extern struct cmd_confirm_sleep confirm_sleep; 200 201 /* Check if there is an interface active. */ 202 static inline int lbs_iface_active(struct lbs_private *priv) 203 { 204 int r; 205 206 r = netif_running(priv->dev); 207 if (priv->mesh_dev) 208 r |= netif_running(priv->mesh_dev); 209 210 return r; 211 } 212 213 #endif 214