diff options
Diffstat (limited to 'drivers/staging/cw1200/cw1200.h')
| -rw-r--r-- | drivers/staging/cw1200/cw1200.h | 313 |
1 files changed, 313 insertions, 0 deletions
diff --git a/drivers/staging/cw1200/cw1200.h b/drivers/staging/cw1200/cw1200.h new file mode 100644 index 00000000000..5869c917fe6 --- /dev/null +++ b/drivers/staging/cw1200/cw1200.h @@ -0,0 +1,313 @@ +/* + * Common private data for ST-Ericsson CW1200 drivers + * + * Copyright (c) 2010, ST-Ericsson + * Author: Dmitry Tarnyagin <dmitry.tarnyagin@stericsson.com> + * + * Based on the mac80211 Prism54 code, which is + * Copyright (c) 2006, Michael Wu <flamingice@sourmilk.net> + * + * Based on the islsm (softmac prism54) driver, which is: + * Copyright 2004-2006 Jean-Baptiste Note <jbnote@gmail.com>, et al. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef CW1200_H +#define CW1200_H + +#include <linux/wait.h> +#include <linux/mutex.h> +#include <linux/workqueue.h> +#include <linux/atomic.h> +#include <net/mac80211.h> + +#include "queue.h" +#include "wsm.h" +#include "scan.h" +#include "txrx.h" +#include "ht.h" +#include "pm.h" + +/* extern */ struct sbus_ops; +/* extern */ struct task_struct; +/* extern */ struct cw1200_debug_priv; +/* extern */ struct firmware; + +#if defined(CONFIG_CW1200_TXRX_DEBUG) +#define txrx_printk(...) printk(__VA_ARGS__) +#else +#define txrx_printk(...) +#endif + +#define CW1200_MAX_CTRL_FRAME_LEN (0x1000) + +#define CW1200_MAX_STA_IN_AP_MODE (5) +#define CW1200_LINK_ID_AFTER_DTIM (CW1200_MAX_STA_IN_AP_MODE + 1) +#define CW1200_LINK_ID_UAPSD (CW1200_MAX_STA_IN_AP_MODE + 2) +#define CW1200_LINK_ID_MAX (CW1200_MAX_STA_IN_AP_MODE + 3) +#define CW1200_MAX_REQUEUE_ATTEMPTS (5) + +#define CW1200_MAX_TID (8) + +#define CW1200_BLOCK_ACK_CNT (30) +#define CW1200_BLOCK_ACK_THLD (800) +#define CW1200_BLOCK_ACK_HIST (3) +#define CW1200_BLOCK_ACK_INTERVAL (1 * HZ / CW1200_BLOCK_ACK_HIST) + +/* Please keep order */ +enum cw1200_join_status { + CW1200_JOIN_STATUS_PASSIVE = 0, + CW1200_JOIN_STATUS_MONITOR, + CW1200_JOIN_STATUS_STA, + CW1200_JOIN_STATUS_AP, +}; + +enum cw1200_link_status { + CW1200_LINK_OFF, + CW1200_LINK_RESERVE, + CW1200_LINK_SOFT, + CW1200_LINK_HARD, +#if defined(CONFIG_CW1200_USE_STE_EXTENSIONS) + CW1200_LINK_RESET, + CW1200_LINK_RESET_REMAP, +#endif +}; + +enum cw1200_bss_loss_status { + CW1200_BSS_LOSS_NONE, + CW1200_BSS_LOSS_CHECKING, + CW1200_BSS_LOSS_CONFIRMING, + CW1200_BSS_LOSS_CONFIRMED, +}; + +struct cw1200_link_entry { + unsigned long timestamp; + enum cw1200_link_status status; +#if defined(CONFIG_CW1200_USE_STE_EXTENSIONS) + enum cw1200_link_status prev_status; +#endif + u8 mac[ETH_ALEN]; + u8 buffered[CW1200_MAX_TID]; + struct sk_buff_head rx_queue; +}; + +struct cw1200_common { + struct cw1200_queue tx_queue[4]; + struct cw1200_queue_stats tx_queue_stats; + int tx_burst_idx; + struct cw1200_debug_priv *debug; + + struct ieee80211_hw *hw; + struct ieee80211_vif *vif; + struct device *pdev; + struct workqueue_struct *workqueue; + + struct mutex conf_mutex; + + const struct sbus_ops *sbus_ops; + struct sbus_priv *sbus_priv; + + /* HW type (HIF_...) */ + int hw_type; + int hw_revision; + + /* firmware/hardware info */ + unsigned int tx_hdr_len; + + /* Radio data */ + int output_power; + int noise; + + /* calibration, output power limit and rssi<->dBm conversation data */ + + /* BBP/MAC state */ + const struct firmware *sdd; + struct ieee80211_rate *rates; + struct ieee80211_rate *mcs_rates; + u8 mac_addr[ETH_ALEN]; + struct ieee80211_channel *channel; + u8 bssid[ETH_ALEN]; + struct wsm_edca_params edca; + struct wsm_tx_queue_params tx_queue_params; + struct wsm_association_mode association_mode; + struct wsm_set_bss_params bss_params; + struct cw1200_ht_info ht_info; + struct wsm_set_pm powersave_mode; + struct wsm_set_pm firmware_ps_mode; + int cqm_rssi_thold; + unsigned cqm_rssi_hyst; + unsigned cqm_tx_failure_thold; + unsigned cqm_tx_failure_count; + bool cqm_use_rssi; + int cqm_link_loss_count; + int cqm_beacon_loss_count; + int channel_switch_in_progress; + wait_queue_head_t channel_switch_done; + u8 long_frame_max_tx_count; + u8 short_frame_max_tx_count; + int mode; + bool enable_beacon; + int beacon_int; + size_t ssid_length; + u8 ssid[IEEE80211_MAX_SSID_LEN]; + bool listening; + struct wsm_rx_filter rx_filter; + struct wsm_beacon_filter_table bf_table; + struct wsm_beacon_filter_control bf_control; + struct wsm_multicast_filter multicast_filter; + bool has_multicast_subscription; + bool disable_beacon_filter; + struct work_struct update_filtering_work; + u8 ba_tid_mask; + int ba_acc; + int ba_cnt; + int ba_hist; + struct timer_list ba_timer; + spinlock_t ba_lock; + bool ba_ena; + struct work_struct ba_work; + struct cw1200_pm_state pm_state; + struct wsm_p2p_ps_modeinfo p2p_ps_modeinfo; + struct wsm_uapsd_info uapsd_info; + bool setbssparams_done; + bool is_BT_Present; + u8 conf_listen_interval; + u32 listen_interval; + u32 erp_info; + + /* BH */ + atomic_t bh_rx; + atomic_t bh_tx; + atomic_t bh_term; + atomic_t bh_suspend; + struct task_struct *bh_thread; + int bh_error; + wait_queue_head_t bh_wq; + wait_queue_head_t bh_evt_wq; + int buf_id_tx; /* byte */ + int buf_id_rx; /* byte */ + int wsm_rx_seq; /* byte */ + int wsm_tx_seq; /* byte */ + int hw_bufs_used; + struct sk_buff *skb_cache; + bool powersave_enabled; + bool device_can_sleep; + + /* WSM */ + struct wsm_caps wsm_caps; + struct mutex wsm_cmd_mux; + struct wsm_buf wsm_cmd_buf; + struct wsm_cmd wsm_cmd; + wait_queue_head_t wsm_cmd_wq; + wait_queue_head_t wsm_startup_done; + struct wsm_cbc wsm_cbc; + atomic_t tx_lock; + + /* WSM debug */ + int wsm_enable_wsm_dumps; + u32 wsm_dump_max_size; + + /* Scan status */ + struct cw1200_scan scan; + + /* WSM Join */ + enum cw1200_join_status join_status; + u8 join_bssid[ETH_ALEN]; + u32 pending_frame_id; + struct work_struct join_work; + struct delayed_work join_timeout; + struct work_struct unjoin_work; + struct work_struct offchannel_work; + int join_dtim_period; + bool delayed_unjoin; + + /* TX/RX and security */ + s8 wep_default_key_id; + struct work_struct wep_key_work; + u32 key_map; + struct wsm_add_key keys[WSM_KEY_MAX_INDEX + 1]; + unsigned long rx_timestamp; + + /* AP powersave */ + u32 link_id_map; + struct cw1200_link_entry link_id_db[CW1200_MAX_STA_IN_AP_MODE]; + struct work_struct link_id_work; + struct delayed_work link_id_gc_work; + u32 sta_asleep_mask; + u32 pspoll_mask; + bool aid0_bit_set; + spinlock_t ps_state_lock; + bool buffered_multicasts; + bool tx_multicast; + struct work_struct set_tim_work; + struct delayed_work set_cts_work; + struct work_struct multicast_start_work; + struct work_struct multicast_stop_work; + struct timer_list mcast_timeout; + + + /* WSM events and CQM implementation */ + spinlock_t event_queue_lock; + struct list_head event_queue; + struct work_struct event_handler; + struct delayed_work bss_loss_work; + struct delayed_work connection_loss_work; + struct work_struct tx_failure_work; + int delayed_link_loss; + spinlock_t bss_loss_lock; + int bss_loss_status; + int bss_loss_confirm_id; + + /* TX rate policy cache */ + struct tx_policy_cache tx_policy_cache; + struct work_struct tx_policy_upload_work; + + /* cryptographic engine information */ + + /* bit field of glowing LEDs */ + u16 softled_state; + + /* statistics */ + struct ieee80211_low_level_stats stats; +#if defined(CONFIG_CW1200_USE_STE_EXTENSIONS) + /* Workaround for WFD testcase 6.1.10*/ + struct work_struct linkid_reset_work; + u8 action_frame_sa[ETH_ALEN]; + u8 action_linkid; +#endif +}; + +struct cw1200_sta_priv { + int link_id; +}; + +/* interfaces for the drivers */ +int cw1200_core_probe(const struct sbus_ops *sbus_ops, + struct sbus_priv *sbus, + struct device *pdev, + struct cw1200_common **pself); +void cw1200_core_release(struct cw1200_common *self); + +#define CW1200_DBG_MSG 0x00000001 +#define CW1200_DBG_NIY 0x00000002 +#define CW1200_DBG_SBUS 0x00000004 +#define CW1200_DBG_INIT 0x00000008 +#define CW1200_DBG_ERROR 0x00000010 +#define CW1200_DBG_LEVEL 0xFFFFFFFF + +#define cw1200_dbg(level, ...) \ + do { \ + if ((level) & CW1200_DBG_LEVEL) \ + printk(KERN_DEBUG __VA_ARGS__); \ + } while (0) + +#define STUB() \ + do { \ + cw1200_dbg(CW1200_DBG_NIY, "%s: STUB at line %d.\n", \ + __func__, __LINE__); \ + } while (0) + +#endif /* CW1200_H */ |