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 "host.h"
11
12#include <linux/kfifo.h>
13
14/* sleep_params */
15struct sleep_params {
16	uint16_t sp_error;
17	uint16_t sp_offset;
18	uint16_t sp_stabletime;
19	uint8_t  sp_calcontrol;
20	uint8_t  sp_extsleepclk;
21	uint16_t sp_reserved;
22};
23
24/* Mesh statistics */
25struct lbs_mesh_stats {
26	u32	fwd_bcast_cnt;		/* Fwd: Broadcast counter */
27	u32	fwd_unicast_cnt;	/* Fwd: Unicast counter */
28	u32	fwd_drop_ttl;		/* Fwd: TTL zero */
29	u32	fwd_drop_rbt;		/* Fwd: Recently Broadcasted */
30	u32	fwd_drop_noroute; 	/* Fwd: No route to Destination */
31	u32	fwd_drop_nobuf;		/* Fwd: Run out of internal buffers */
32	u32	drop_blind;		/* Rx:  Dropped by blinding table */
33	u32	tx_failed_cnt;		/* Tx:  Failed transmissions */
34};
35
36/* Private structure for the MV device */
37struct lbs_private {
38
39	/* Basic networking */
40	struct net_device *dev;
41	u32 connect_status;
42	struct work_struct mcast_work;
43	u32 nr_of_multicastmacaddr;
44	u8 multicastlist[MRVDRV_MAX_MULTICAST_LIST_SIZE][ETH_ALEN];
45
46	/* CFG80211 */
47	struct wireless_dev *wdev;
48	bool wiphy_registered;
49	struct cfg80211_scan_request *scan_req;
50	u8 assoc_bss[ETH_ALEN];
51	u8 disassoc_reason;
52
53	/* Mesh */
54	struct net_device *mesh_dev; /* Virtual device */
55#ifdef CONFIG_LIBERTAS_MESH
56	struct lbs_mesh_stats mstats;
57	uint16_t mesh_tlv;
58	u8 mesh_ssid[IEEE80211_MAX_SSID_LEN + 1];
59	u8 mesh_ssid_len;
60#endif
61
62	/* Debugfs */
63	struct dentry *debugfs_dir;
64	struct dentry *debugfs_debug;
65	struct dentry *debugfs_files[6];
66	struct dentry *events_dir;
67	struct dentry *debugfs_events_files[6];
68	struct dentry *regs_dir;
69	struct dentry *debugfs_regs_files[6];
70
71	/* Hardware debugging */
72	u32 mac_offset;
73	u32 bbp_offset;
74	u32 rf_offset;
75
76	/* Power management */
77	u16 psmode;
78	u32 psstate;
79	u8 needtowakeup;
80
81	/* Deep sleep */
82	int is_deep_sleep;
83	int deep_sleep_required;
84	int is_auto_deep_sleep_enabled;
85	int wakeup_dev_required;
86	int is_activity_detected;
87	int auto_deep_sleep_timeout; /* in ms */
88	wait_queue_head_t ds_awake_q;
89	struct timer_list auto_deepsleep_timer;
90
91	/* Host sleep*/
92	int is_host_sleep_configured;
93	int is_host_sleep_activated;
94	wait_queue_head_t host_sleep_q;
95
96	/* Hardware access */
97	void *card;
98	bool iface_running;
99	u8 fw_ready;
100	u8 surpriseremoved;
101	u8 setup_fw_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
185extern struct cmd_confirm_sleep confirm_sleep;
186
187/* Check if there is an interface active. */
188static inline int lbs_iface_active(struct lbs_private *priv)
189{
190	int r;
191
192	r = netif_running(priv->dev);
193	if (priv->mesh_dev)
194		r |= netif_running(priv->mesh_dev);
195
196	return r;
197}
198
199#endif
200