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/*
* Copyright (c) 2014 Redpine Signals Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef __RSI_MAIN_H__
#define __RSI_MAIN_H__
#include <linux/string.h>
#include <linux/skbuff.h>
#include <net/mac80211.h>
#include <net/rsi_91x.h>
struct rsi_sta {
struct ieee80211_sta *sta;
s16 sta_id;
u16 seq_start[IEEE80211_NUM_TIDS];
bool start_tx_aggr[IEEE80211_NUM_TIDS];
};
struct rsi_hw;
#include "rsi_ps.h"
#define ERR_ZONE BIT(0) /* For Error Msgs */
#define INFO_ZONE BIT(1) /* For General Status Msgs */
#define INIT_ZONE BIT(2) /* For Driver Init Seq Msgs */
#define MGMT_TX_ZONE BIT(3) /* For TX Mgmt Path Msgs */
#define MGMT_RX_ZONE BIT(4) /* For RX Mgmt Path Msgs */
#define DATA_TX_ZONE BIT(5) /* For TX Data Path Msgs */
#define DATA_RX_ZONE BIT(6) /* For RX Data Path Msgs */
#define FSM_ZONE BIT(7) /* For State Machine Msgs */
#define ISR_ZONE BIT(8) /* For Interrupt Msgs */
enum RSI_FSM_STATES {
FSM_FW_NOT_LOADED,
FSM_CARD_NOT_READY,
FSM_COMMON_DEV_PARAMS_SENT,
FSM_BOOT_PARAMS_SENT,
FSM_EEPROM_READ_MAC_ADDR,
FSM_EEPROM_READ_RF_TYPE,
FSM_RESET_MAC_SENT,
FSM_RADIO_CAPS_SENT,
FSM_BB_RF_PROG_SENT,
FSM_MAC_INIT_DONE,
NUM_FSM_STATES
};
extern u32 rsi_zone_enabled;
extern __printf(2, 3) void rsi_dbg(u32 zone, const char *fmt, ...);
#define RSI_MAX_VIFS 3
#define NUM_EDCA_QUEUES 4
#define IEEE80211_ADDR_LEN 6
#define FRAME_DESC_SZ 16
#define MIN_802_11_HDR_LEN 24
#define RSI_DEF_KEEPALIVE 90
#define RSI_WOW_KEEPALIVE 5
#define RSI_BCN_MISS_THRESHOLD 24
#define DATA_QUEUE_WATER_MARK 400
#define MIN_DATA_QUEUE_WATER_MARK 300
#define MULTICAST_WATER_MARK 200
#define MAC_80211_HDR_FRAME_CONTROL 0
#define WME_NUM_AC 4
#define NUM_SOFT_QUEUES 6
#define MAX_HW_QUEUES 12
#define INVALID_QUEUE 0xff
#define MAX_CONTINUOUS_VO_PKTS 8
#define MAX_CONTINUOUS_VI_PKTS 4
/* Hardware queue info */
#define BROADCAST_HW_Q 9
#define MGMT_HW_Q 10
#define BEACON_HW_Q 11
#define IEEE80211_MGMT_FRAME 0x00
#define IEEE80211_CTL_FRAME 0x04
#define RSI_MAX_ASSOC_STAS 32
#define IEEE80211_QOS_TID 0x0f
#define IEEE80211_NONQOS_TID 16
#define MAX_DEBUGFS_ENTRIES 4
#define TID_TO_WME_AC(_tid) ( \
((_tid) == 0 || (_tid) == 3) ? BE_Q : \
((_tid) < 3) ? BK_Q : \
((_tid) < 6) ? VI_Q : \
VO_Q)
#define WME_AC(_q) ( \
((_q) == BK_Q) ? IEEE80211_AC_BK : \
((_q) == BE_Q) ? IEEE80211_AC_BE : \
((_q) == VI_Q) ? IEEE80211_AC_VI : \
IEEE80211_AC_VO)
/* WoWLAN flags */
#define RSI_WOW_ENABLED BIT(0)
#define RSI_WOW_NO_CONNECTION BIT(1)
#define RSI_MAX_RX_PKTS 64
enum rsi_dev_model {
RSI_DEV_9113 = 0,
RSI_DEV_9116
};
struct version_info {
u16 major;
u16 minor;
u8 release_num;
u8 patch_num;
union {
struct {
u8 fw_ver[8];
} info;
} ver;
} __packed;
struct skb_info {
s8 rssi;
u32 flags;
u16 channel;
s8 tid;
s8 sta_id;
u8 internal_hdr_size;
struct ieee80211_vif *vif;
u8 vap_id;
};
enum edca_queue {
BK_Q,
BE_Q,
VI_Q,
VO_Q,
MGMT_SOFT_Q,
MGMT_BEACON_Q
};
struct security_info {
u32 ptk_cipher;
u32 gtk_cipher;
};
struct wmm_qinfo {
s32 weight;
s32 wme_params;
s32 pkt_contended;
s32 txop;
};
struct transmit_q_stats {
u32 total_tx_pkt_send[NUM_EDCA_QUEUES + 2];
u32 total_tx_pkt_freed[NUM_EDCA_QUEUES + 2];
};
#define MAX_BGSCAN_CHANNELS_DUAL_BAND 38
#define MAX_BGSCAN_PROBE_REQ_LEN 0x64
#define RSI_DEF_BGSCAN_THRLD 0x0
#define RSI_DEF_ROAM_THRLD 0xa
#define RSI_BGSCAN_PERIODICITY 0x1e
#define RSI_ACTIVE_SCAN_TIME 0x14
#define RSI_PASSIVE_SCAN_TIME 0x46
#define RSI_CHANNEL_SCAN_TIME 20
struct rsi_bgscan_params {
u16 bgscan_threshold;
u16 roam_threshold;
u16 bgscan_periodicity;
u8 num_bgscan_channels;
u8 two_probe;
u16 active_scan_duration;
u16 passive_scan_duration;
};
struct vif_priv {
bool is_ht;
bool sgi;
u16 seq_start;
int vap_id;
};
struct rsi_event {
atomic_t event_condition;
wait_queue_head_t event_queue;
};
struct rsi_thread {
void (*thread_function)(void *);
struct completion completion;
struct task_struct *task;
struct rsi_event event;
atomic_t thread_done;
};
struct cqm_info {
s8 last_cqm_event_rssi;
int rssi_thold;
u32 rssi_hyst;
};
enum rsi_dfs_regions {
RSI_REGION_FCC = 0,
RSI_REGION_ETSI,
RSI_REGION_TELEC,
RSI_REGION_WORLD
};
struct rsi_9116_features {
u8 pll_mode;
u8 rf_type;
u8 wireless_mode;
u8 afe_type;
u8 enable_ppe;
u8 dpd;
u32 sifs_tx_enable;
u32 ps_options;
};
struct rsi_common {
struct rsi_hw *priv;
struct vif_priv vif_info[RSI_MAX_VIFS];
void *coex_cb;
bool mgmt_q_block;
struct version_info lmac_ver;
struct rsi_thread tx_thread;
struct sk_buff_head tx_queue[NUM_EDCA_QUEUES + 2];
struct completion wlan_init_completion;
/* Mutex declaration */
struct mutex mutex;
/* Mutex used for tx thread */
struct mutex tx_lock;
/* Mutex used for rx thread */
struct mutex rx_lock;
u8 endpoint;
/* Channel/band related */
u8 band;
u8 num_supp_bands;
u8 channel_width;
u16 rts_threshold;
u16 bitrate_mask[2];
u32 fixedrate_mask[2];
u8 rf_reset;
struct transmit_q_stats tx_stats;
struct security_info secinfo;
struct wmm_qinfo tx_qinfo[NUM_EDCA_QUEUES];
struct ieee80211_tx_queue_params edca_params[NUM_EDCA_QUEUES];
u8 mac_addr[IEEE80211_ADDR_LEN];
/* state related */
u32 fsm_state;
bool init_done;
u8 bb_rf_prog_count;
bool iface_down;
/* Generic */
u8 channel;
u8 *rx_data_pkt;
u8 mac_id;
u8 radio_id;
u16 rate_pwr[20];
u16 min_rate;
/* WMM algo related */
u8 selected_qnum;
u32 pkt_cnt;
u8 min_weight;
/* bgscan related */
struct cqm_info cqm_info;
bool hw_data_qs_blocked;
u8 driver_mode;
u8 coex_mode;
u16 oper_mode;
u8 lp_ps_handshake_mode;
u8 ulp_ps_handshake_mode;
u8 uapsd_bitmap;
u8 rf_power_val;
u8 wlan_rf_power_mode;
u8 obm_ant_sel_val;
int tx_power;
u8 ant_in_use;
/* Mutex used for writing packet to bus */
struct mutex tx_bus_mutex;
bool hibernate_resume;
bool reinit_hw;
u8 wow_flags;
u16 beacon_interval;
u8 dtim_cnt;
/* AP mode parameters */
u8 beacon_enabled;
u16 beacon_cnt;
struct rsi_sta stations[RSI_MAX_ASSOC_STAS + 1];
int num_stations;
int max_stations;
struct ieee80211_key_conf *key;
/* Wi-Fi direct mode related */
bool p2p_enabled;
struct timer_list roc_timer;
struct ieee80211_vif *roc_vif;
bool eapol4_confirm;
void *bt_adapter;
struct cfg80211_scan_request *hwscan;
struct rsi_bgscan_params bgscan;
struct rsi_9116_features w9116_features;
u8 bgscan_en;
u8 mac_ops_resumed;
};
struct eepromrw_info {
u32 offset;
u32 length;
u8 write;
u16 eeprom_erase;
u8 data[480];
};
struct eeprom_read {
u16 length;
u16 off_set;
};
struct rsi_hw {
struct rsi_common *priv;
enum rsi_dev_model device_model;
struct ieee80211_hw *hw;
struct ieee80211_vif *vifs[RSI_MAX_VIFS];
struct ieee80211_tx_queue_params edca_params[NUM_EDCA_QUEUES];
struct ieee80211_supported_band sbands[NUM_NL80211_BANDS];
struct device *device;
u8 sc_nvifs;
enum rsi_host_intf rsi_host_intf;
u16 block_size;
enum ps_state ps_state;
struct rsi_ps_info ps_info;
spinlock_t ps_lock; /*To protect power save config*/
u32 usb_buffer_status_reg;
#ifdef CONFIG_RSI_DEBUGFS
struct rsi_debugfs *dfsentry;
u8 num_debugfs_entries;
#endif
char *fw_file_name;
struct timer_list bl_cmd_timer;
bool blcmd_timer_expired;
u32 flash_capacity;
struct eepromrw_info eeprom;
u32 interrupt_status;
u8 dfs_region;
char country[2];
void *rsi_dev;
struct rsi_host_intf_ops *host_intf_ops;
int (*check_hw_queue_status)(struct rsi_hw *adapter, u8 q_num);
int (*determine_event_timeout)(struct rsi_hw *adapter);
};
void rsi_print_version(struct rsi_common *common);
struct rsi_host_intf_ops {
int (*read_pkt)(struct rsi_hw *adapter, u8 *pkt, u32 len);
int (*write_pkt)(struct rsi_hw *adapter, u8 *pkt, u32 len);
int (*master_access_msword)(struct rsi_hw *adapter, u16 ms_word);
int (*read_reg_multiple)(struct rsi_hw *adapter, u32 addr,
u8 *data, u16 count);
int (*write_reg_multiple)(struct rsi_hw *adapter, u32 addr,
u8 *data, u16 count);
int (*master_reg_read)(struct rsi_hw *adapter, u32 addr,
u32 *read_buf, u16 size);
int (*master_reg_write)(struct rsi_hw *adapter,
unsigned long addr, unsigned long data,
u16 size);
int (*load_data_master_write)(struct rsi_hw *adapter, u32 addr,
u32 instructions_size, u16 block_size,
u8 *fw);
int (*reinit_device)(struct rsi_hw *adapter);
int (*ta_reset)(struct rsi_hw *adapter);
};
enum rsi_host_intf rsi_get_host_intf(void *priv);
void rsi_set_bt_context(void *priv, void *bt_context);
#endif