diff options
Diffstat (limited to 'drivers/net/wireless/rsi/rsi_main.h')
| -rw-r--r-- | drivers/net/wireless/rsi/rsi_main.h | 346 |
1 files changed, 346 insertions, 0 deletions
diff --git a/drivers/net/wireless/rsi/rsi_main.h b/drivers/net/wireless/rsi/rsi_main.h new file mode 100644 index 0000000..f01732d --- /dev/null +++ b/drivers/net/wireless/rsi/rsi_main.h @@ -0,0 +1,346 @@ +/** + * 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> + +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 1 +#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 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 + +/* Queue information */ +#define RSI_COEX_Q 0x0 +#define RSI_WIFI_MGMT_Q 0x4 +#define RSI_WIFI_DATA_Q 0x5 +#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) + +#define RSI_DEV_9113 1 + +struct version_info { + u16 major; + u16 minor; + u16 release_num; + u16 patch_num; +} __packed; + +struct skb_info { + s8 rssi; + u32 flags; + u16 channel; + s8 tid; + s8 sta_id; + u8 internal_hdr_size; +}; + +enum edca_queue { + BK_Q, + BE_Q, + VI_Q, + VO_Q, + MGMT_SOFT_Q, + MGMT_BEACON_Q +}; + +struct security_info { + bool security_enable; + 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]; +}; + +struct vif_priv { + bool is_ht; + bool sgi; + u16 seq_start; +}; + +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; +}; + +struct xtended_desc { + u8 confirm_frame_type; + u8 retry_cnt; + u16 reserved; +}; + +enum rsi_dfs_regions { + RSI_REGION_FCC = 0, + RSI_REGION_ETSI, + RSI_REGION_TELEC, + RSI_REGION_WORLD +}; + +struct rsi_common { + struct rsi_hw *priv; + struct vif_priv vif_info[RSI_MAX_VIFS]; + + bool mgmt_q_block; + struct version_info driver_ver; + struct version_info fw_ver; + + struct rsi_thread tx_thread; + struct sk_buff_head tx_queue[NUM_EDCA_QUEUES + 2]; + /* 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; + + 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; +}; + +enum host_intf { + RSI_HOST_INTF_SDIO = 0, + RSI_HOST_INTF_USB +}; + +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; + u8 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 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 CPTCFG_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 (*rx_urb_submit)(struct rsi_hw *adapter); + int (*determine_event_timeout)(struct rsi_hw *adapter); +}; + +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); +}; +#endif |