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