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_channel; 62 #endif 63 64 /* Debugfs */ 65 struct dentry *debugfs_dir; 66 struct dentry *debugfs_debug; 67 struct dentry *debugfs_files[6]; 68 struct dentry *events_dir; 69 struct dentry *debugfs_events_files[6]; 70 struct dentry *regs_dir; 71 struct dentry *debugfs_regs_files[6]; 72 73 /* Hardware debugging */ 74 u32 mac_offset; 75 u32 bbp_offset; 76 u32 rf_offset; 77 78 /* Power management */ 79 u16 psmode; 80 u32 psstate; 81 u8 needtowakeup; 82 83 /* Deep sleep */ 84 int is_deep_sleep; 85 int deep_sleep_required; 86 int is_activity_detected; 87 wait_queue_head_t ds_awake_q; 88 89 /* Host sleep*/ 90 int is_host_sleep_configured; 91 int is_host_sleep_activated; 92 wait_queue_head_t host_sleep_q; 93 94 /* Hardware access */ 95 void *card; 96 bool iface_running; 97 u8 is_polling; /* host has to poll the card irq */ 98 u8 fw_ready; 99 u8 surpriseremoved; 100 u8 setup_fw_on_resume; 101 u8 power_up_on_resume; 102 int (*hw_host_to_card) (struct lbs_private *priv, u8 type, u8 *payload, u16 nb); 103 void (*reset_card) (struct lbs_private *priv); 104 int (*power_save) (struct lbs_private *priv); 105 int (*power_restore) (struct lbs_private *priv); 106 int (*enter_deep_sleep) (struct lbs_private *priv); 107 int (*exit_deep_sleep) (struct lbs_private *priv); 108 int (*reset_deep_sleep_wakeup) (struct lbs_private *priv); 109 110 /* Adapter info (from EEPROM) */ 111 u32 fwrelease; 112 u32 fwcapinfo; 113 u16 regioncode; 114 u8 current_addr[ETH_ALEN]; 115 u8 copied_hwaddr; 116 117 /* Command download */ 118 u8 dnld_sent; 119 /* bit0 1/0=data_sent/data_tx_done, 120 bit1 1/0=cmd_sent/cmd_tx_done, 121 all other bits reserved 0 */ 122 u16 seqnum; 123 struct cmd_ctrl_node *cmd_array; 124 struct cmd_ctrl_node *cur_cmd; 125 struct list_head cmdfreeq; /* free command buffers */ 126 struct list_head cmdpendingq; /* pending command buffers */ 127 struct timer_list command_timer; 128 int cmd_timed_out; 129 130 /* Command responses sent from the hardware to the driver */ 131 u8 resp_idx; 132 u8 resp_buf[2][LBS_UPLD_SIZE]; 133 u32 resp_len[2]; 134 135 /* Events sent from hardware to driver */ 136 struct kfifo event_fifo; 137 138 /* thread to service interrupts */ 139 struct task_struct *main_thread; 140 wait_queue_head_t waitq; 141 struct workqueue_struct *work_thread; 142 143 /* Encryption stuff */ 144 u8 authtype_auto; 145 u8 wep_tx_key; 146 u8 wep_key[4][WLAN_KEY_LEN_WEP104]; 147 u8 wep_key_len[4]; 148 149 /* Wake On LAN */ 150 uint32_t wol_criteria; 151 uint8_t wol_gpio; 152 uint8_t wol_gap; 153 bool ehs_remove_supported; 154 155 /* Transmitting */ 156 int tx_pending_len; /* -1 while building packet */ 157 u8 tx_pending_buf[LBS_UPLD_SIZE]; 158 /* protected by hard_start_xmit serialization */ 159 u8 txretrycount; 160 struct sk_buff *currenttxskb; 161 struct timer_list tx_lockup_timer; 162 163 /* Locks */ 164 struct mutex lock; 165 spinlock_t driver_lock; 166 167 /* NIC/link operation characteristics */ 168 u16 mac_control; 169 u8 radio_on; 170 u8 cur_rate; 171 u8 channel; 172 s16 txpower_cur; 173 s16 txpower_min; 174 s16 txpower_max; 175 176 /* Scanning */ 177 struct delayed_work scan_work; 178 int scan_channel; 179 /* Queue of things waiting for scan completion */ 180 wait_queue_head_t scan_q; 181 /* Whether the scan was initiated internally and not by cfg80211 */ 182 bool internal_scan; 183 184 /* Firmware load */ 185 u32 fw_model; 186 wait_queue_head_t fw_waitq; 187 struct device *fw_device; 188 const struct firmware *helper_fw; 189 const struct lbs_fw_table *fw_table; 190 const struct lbs_fw_table *fw_iter; 191 lbs_fw_cb fw_callback; 192 }; 193 194 extern struct cmd_confirm_sleep confirm_sleep; 195 196 /* Check if there is an interface active. */ lbs_iface_active(struct lbs_private * priv)197static inline int lbs_iface_active(struct lbs_private *priv) 198 { 199 int r; 200 201 r = netif_running(priv->dev); 202 if (priv->mesh_dev) 203 r |= netif_running(priv->mesh_dev); 204 205 return r; 206 } 207 208 #endif 209