/drivers/net/wireless/libertas/dev.h

  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 "mesh.h"
 10#include "defs.h"
 11#include "host.h"
 12
 13#include <linux/kfifo.h>
 14
 15/* sleep_params */
 16struct 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
 26/* Private structure for the MV device */
 27struct lbs_private {
 28
 29	/* Basic networking */
 30	struct net_device *dev;
 31	u32 connect_status;
 32	struct work_struct mcast_work;
 33	u32 nr_of_multicastmacaddr;
 34	u8 multicastlist[MRVDRV_MAX_MULTICAST_LIST_SIZE][ETH_ALEN];
 35
 36	/* CFG80211 */
 37	struct wireless_dev *wdev;
 38	bool wiphy_registered;
 39	bool stopping;
 40	struct cfg80211_scan_request *scan_req;
 41	u8 assoc_bss[ETH_ALEN];
 42	u8 disassoc_reason;
 43
 44	/* Mesh */
 45	struct net_device *mesh_dev; /* Virtual device */
 46#ifdef CONFIG_LIBERTAS_MESH
 47	struct lbs_mesh_stats mstats;
 48	uint16_t mesh_tlv;
 49	u8 mesh_ssid[IEEE80211_MAX_SSID_LEN + 1];
 50	u8 mesh_ssid_len;
 51#endif
 52
 53	/* Debugfs */
 54	struct dentry *debugfs_dir;
 55	struct dentry *debugfs_debug;
 56	struct dentry *debugfs_files[6];
 57	struct dentry *events_dir;
 58	struct dentry *debugfs_events_files[6];
 59	struct dentry *regs_dir;
 60	struct dentry *debugfs_regs_files[6];
 61
 62	/* Hardware debugging */
 63	u32 mac_offset;
 64	u32 bbp_offset;
 65	u32 rf_offset;
 66
 67	/* Power management */
 68	u16 psmode;
 69	u32 psstate;
 70	u8 needtowakeup;
 71
 72	/* Deep sleep */
 73	int is_deep_sleep;
 74	int deep_sleep_required;
 75	int is_auto_deep_sleep_enabled;
 76	int wakeup_dev_required;
 77	int is_activity_detected;
 78	int auto_deep_sleep_timeout; /* in ms */
 79	wait_queue_head_t ds_awake_q;
 80	struct timer_list auto_deepsleep_timer;
 81
 82	/* Host sleep*/
 83	int is_host_sleep_configured;
 84	int is_host_sleep_activated;
 85	wait_queue_head_t host_sleep_q;
 86
 87	/* Hardware access */
 88	void *card;
 89	u8 fw_ready;
 90	u8 surpriseremoved;
 91	u8 setup_fw_on_resume;
 92	int (*hw_host_to_card) (struct lbs_private *priv, u8 type, u8 *payload, u16 nb);
 93	void (*reset_card) (struct lbs_private *priv);
 94	int (*enter_deep_sleep) (struct lbs_private *priv);
 95	int (*exit_deep_sleep) (struct lbs_private *priv);
 96	int (*reset_deep_sleep_wakeup) (struct lbs_private *priv);
 97
 98	/* Adapter info (from EEPROM) */
 99	u32 fwrelease;
100	u32 fwcapinfo;
101	u16 regioncode;
102	u8 current_addr[ETH_ALEN];
103	u8 copied_hwaddr;
104
105	/* Command download */
106	u8 dnld_sent;
107	/* bit0 1/0=data_sent/data_tx_done,
108	   bit1 1/0=cmd_sent/cmd_tx_done,
109	   all other bits reserved 0 */
110	u16 seqnum;
111	struct cmd_ctrl_node *cmd_array;
112	struct cmd_ctrl_node *cur_cmd;
113	struct list_head cmdfreeq;    /* free command buffers */
114	struct list_head cmdpendingq; /* pending command buffers */
115	struct timer_list command_timer;
116	int cmd_timed_out;
117
118	/* Command responses sent from the hardware to the driver */
119	u8 resp_idx;
120	u8 resp_buf[2][LBS_UPLD_SIZE];
121	u32 resp_len[2];
122
123	/* Events sent from hardware to driver */
124	struct kfifo event_fifo;
125
126	/* thread to service interrupts */
127	struct task_struct *main_thread;
128	wait_queue_head_t waitq;
129	struct workqueue_struct *work_thread;
130
131	/* Encryption stuff */
132	u8 authtype_auto;
133	u8 wep_tx_key;
134	u8 wep_key[4][WLAN_KEY_LEN_WEP104];
135	u8 wep_key_len[4];
136
137	/* Wake On LAN */
138	uint32_t wol_criteria;
139	uint8_t wol_gpio;
140	uint8_t wol_gap;
141	bool ehs_remove_supported;
142
143	/* Transmitting */
144	int tx_pending_len;		/* -1 while building packet */
145	u8 tx_pending_buf[LBS_UPLD_SIZE];
146	/* protected by hard_start_xmit serialization */
147	u8 txretrycount;
148	struct sk_buff *currenttxskb;
149
150	/* Locks */
151	struct mutex lock;
152	spinlock_t driver_lock;
153
154	/* NIC/link operation characteristics */
155	u16 mac_control;
156	u8 radio_on;
157	u8 cur_rate;
158	u8 channel;
159	s16 txpower_cur;
160	s16 txpower_min;
161	s16 txpower_max;
162
163	/* Scanning */
164	struct delayed_work scan_work;
165	int scan_channel;
166	/* Queue of things waiting for scan completion */
167	wait_queue_head_t scan_q;
168	/* Whether the scan was initiated internally and not by cfg80211 */
169	bool internal_scan;
170	unsigned long last_scan;
171};
172
173extern struct cmd_confirm_sleep confirm_sleep;
174
175#endif