dev.h (5251B)
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 */ 17struct 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 */ 27struct 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 */ 39struct 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_auto_deep_sleep_enabled; 87 int wakeup_dev_required; 88 int is_activity_detected; 89 int auto_deep_sleep_timeout; /* in ms */ 90 wait_queue_head_t ds_awake_q; 91 struct timer_list auto_deepsleep_timer; 92 93 /* Host sleep*/ 94 int is_host_sleep_configured; 95 int is_host_sleep_activated; 96 wait_queue_head_t host_sleep_q; 97 98 /* Hardware access */ 99 void *card; 100 bool iface_running; 101 u8 is_polling; /* host has to poll the card irq */ 102 u8 fw_ready; 103 u8 surpriseremoved; 104 u8 setup_fw_on_resume; 105 u8 power_up_on_resume; 106 int (*hw_host_to_card) (struct lbs_private *priv, u8 type, u8 *payload, u16 nb); 107 void (*reset_card) (struct lbs_private *priv); 108 int (*power_save) (struct lbs_private *priv); 109 int (*power_restore) (struct lbs_private *priv); 110 int (*enter_deep_sleep) (struct lbs_private *priv); 111 int (*exit_deep_sleep) (struct lbs_private *priv); 112 int (*reset_deep_sleep_wakeup) (struct lbs_private *priv); 113 114 /* Adapter info (from EEPROM) */ 115 u32 fwrelease; 116 u32 fwcapinfo; 117 u16 regioncode; 118 u8 current_addr[ETH_ALEN]; 119 u8 copied_hwaddr; 120 121 /* Command download */ 122 u8 dnld_sent; 123 /* bit0 1/0=data_sent/data_tx_done, 124 bit1 1/0=cmd_sent/cmd_tx_done, 125 all other bits reserved 0 */ 126 u16 seqnum; 127 struct cmd_ctrl_node *cmd_array; 128 struct cmd_ctrl_node *cur_cmd; 129 struct list_head cmdfreeq; /* free command buffers */ 130 struct list_head cmdpendingq; /* pending command buffers */ 131 struct timer_list command_timer; 132 int cmd_timed_out; 133 134 /* Command responses sent from the hardware to the driver */ 135 u8 resp_idx; 136 u8 resp_buf[2][LBS_UPLD_SIZE]; 137 u32 resp_len[2]; 138 139 /* Events sent from hardware to driver */ 140 struct kfifo event_fifo; 141 142 /* thread to service interrupts */ 143 struct task_struct *main_thread; 144 wait_queue_head_t waitq; 145 struct workqueue_struct *work_thread; 146 147 /* Encryption stuff */ 148 u8 authtype_auto; 149 u8 wep_tx_key; 150 u8 wep_key[4][WLAN_KEY_LEN_WEP104]; 151 u8 wep_key_len[4]; 152 153 /* Wake On LAN */ 154 uint32_t wol_criteria; 155 uint8_t wol_gpio; 156 uint8_t wol_gap; 157 bool ehs_remove_supported; 158 159 /* Transmitting */ 160 int tx_pending_len; /* -1 while building packet */ 161 u8 tx_pending_buf[LBS_UPLD_SIZE]; 162 /* protected by hard_start_xmit serialization */ 163 u8 txretrycount; 164 struct sk_buff *currenttxskb; 165 struct timer_list tx_lockup_timer; 166 167 /* Locks */ 168 struct mutex lock; 169 spinlock_t driver_lock; 170 171 /* NIC/link operation characteristics */ 172 u16 mac_control; 173 u8 radio_on; 174 u8 cur_rate; 175 u8 channel; 176 s16 txpower_cur; 177 s16 txpower_min; 178 s16 txpower_max; 179 180 /* Scanning */ 181 struct delayed_work scan_work; 182 int scan_channel; 183 /* Queue of things waiting for scan completion */ 184 wait_queue_head_t scan_q; 185 /* Whether the scan was initiated internally and not by cfg80211 */ 186 bool internal_scan; 187 188 /* Firmware load */ 189 u32 fw_model; 190 wait_queue_head_t fw_waitq; 191 struct device *fw_device; 192 const struct firmware *helper_fw; 193 const struct lbs_fw_table *fw_table; 194 const struct lbs_fw_table *fw_iter; 195 lbs_fw_cb fw_callback; 196}; 197 198extern struct cmd_confirm_sleep confirm_sleep; 199 200/* Check if there is an interface active. */ 201static inline int lbs_iface_active(struct lbs_private *priv) 202{ 203 int r; 204 205 r = netif_running(priv->dev); 206 if (priv->mesh_dev) 207 r |= netif_running(priv->mesh_dev); 208 209 return r; 210} 211 212#endif