diff options
Diffstat (limited to 'drivers/net/wireless/p54/p54.h')
| -rw-r--r-- | drivers/net/wireless/p54/p54.h | 281 |
1 files changed, 281 insertions, 0 deletions
diff --git a/drivers/net/wireless/p54/p54.h b/drivers/net/wireless/p54/p54.h new file mode 100644 index 000000000..40b401ed6 --- /dev/null +++ b/drivers/net/wireless/p54/p54.h @@ -0,0 +1,281 @@ +/* + * Shared defines for all mac80211 Prism54 code + * + * 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 P54_H +#define P54_H + +#ifdef CONFIG_P54_LEDS +#include <linux/leds.h> +#endif /* CONFIG_P54_LEDS */ + +#define ISL38XX_DEV_FIRMWARE_ADDR 0x20000 + +#define BR_CODE_MIN 0x80000000 +#define BR_CODE_COMPONENT_ID 0x80000001 +#define BR_CODE_COMPONENT_VERSION 0x80000002 +#define BR_CODE_DEPENDENT_IF 0x80000003 +#define BR_CODE_EXPOSED_IF 0x80000004 +#define BR_CODE_DESCR 0x80000101 +#define BR_CODE_MAX 0x8FFFFFFF +#define BR_CODE_END_OF_BRA 0xFF0000FF +#define LEGACY_BR_CODE_END_OF_BRA 0xFFFFFFFF + +struct bootrec { + __le32 code; + __le32 len; + u32 data[10]; +} __packed; + +/* Interface role definitions */ +#define BR_INTERFACE_ROLE_SERVER 0x0000 +#define BR_INTERFACE_ROLE_CLIENT 0x8000 + +#define BR_DESC_PRIV_CAP_WEP BIT(0) +#define BR_DESC_PRIV_CAP_TKIP BIT(1) +#define BR_DESC_PRIV_CAP_MICHAEL BIT(2) +#define BR_DESC_PRIV_CAP_CCX_CP BIT(3) +#define BR_DESC_PRIV_CAP_CCX_MIC BIT(4) +#define BR_DESC_PRIV_CAP_AESCCMP BIT(5) + +struct bootrec_desc { + __le16 modes; + __le16 flags; + __le32 rx_start; + __le32 rx_end; + u8 headroom; + u8 tailroom; + u8 tx_queues; + u8 tx_depth; + u8 privacy_caps; + u8 rx_keycache_size; + u8 time_size; + u8 padding; + u8 rates[16]; + u8 padding2[4]; + __le16 rx_mtu; +} __packed; + +#define FW_FMAC 0x464d4143 +#define FW_LM86 0x4c4d3836 +#define FW_LM87 0x4c4d3837 +#define FW_LM20 0x4c4d3230 + +struct bootrec_comp_id { + __le32 fw_variant; +} __packed; + +struct bootrec_comp_ver { + char fw_version[24]; +} __packed; + +struct bootrec_end { + __le16 crc; + u8 padding[2]; + u8 md5[16]; +} __packed; + +/* provide 16 bytes for the transport back-end */ +#define P54_TX_INFO_DATA_SIZE 16 + +/* stored in ieee80211_tx_info's rate_driver_data */ +struct p54_tx_info { + u32 start_addr; + u32 end_addr; + union { + void *data[P54_TX_INFO_DATA_SIZE / sizeof(void *)]; + struct { + u32 extra_len; + }; + }; +}; + +#define P54_MAX_CTRL_FRAME_LEN 0x1000 + +#define P54_SET_QUEUE(queue, ai_fs, cw_min, cw_max, _txop) \ +do { \ + queue.aifs = cpu_to_le16(ai_fs); \ + queue.cwmin = cpu_to_le16(cw_min); \ + queue.cwmax = cpu_to_le16(cw_max); \ + queue.txop = cpu_to_le16(_txop); \ +} while (0) + +struct p54_edcf_queue_param { + __le16 aifs; + __le16 cwmin; + __le16 cwmax; + __le16 txop; +} __packed; + +struct p54_rssi_db_entry { + u16 freq; + s16 mul; + s16 add; + s16 longbow_unkn; + s16 longbow_unk2; +}; + +struct p54_cal_database { + size_t entries; + size_t entry_size; + size_t offset; + size_t len; + u8 data[0]; +}; + +#define EEPROM_READBACK_LEN 0x3fc + +enum fw_state { + FW_STATE_OFF, + FW_STATE_BOOTING, + FW_STATE_READY, + FW_STATE_RESET, + FW_STATE_RESETTING, +}; + +#ifdef CONFIG_P54_LEDS + +#define P54_LED_MAX_NAME_LEN 31 + +struct p54_led_dev { + struct ieee80211_hw *hw_dev; + struct led_classdev led_dev; + char name[P54_LED_MAX_NAME_LEN + 1]; + + unsigned int toggled; + unsigned int index; + unsigned int registered; +}; + +#endif /* CONFIG_P54_LEDS */ + +struct p54_tx_queue_stats { + unsigned int len; + unsigned int limit; + unsigned int count; +}; + +struct p54_common { + struct ieee80211_hw *hw; + struct ieee80211_vif *vif; + void (*tx)(struct ieee80211_hw *dev, struct sk_buff *skb); + int (*open)(struct ieee80211_hw *dev); + void (*stop)(struct ieee80211_hw *dev); + struct sk_buff_head tx_pending; + struct sk_buff_head tx_queue; + struct mutex conf_mutex; + bool registered; + + /* memory management (as seen by the firmware) */ + u32 rx_start; + u32 rx_end; + u16 rx_mtu; + u8 headroom; + u8 tailroom; + + /* firmware/hardware info */ + unsigned int tx_hdr_len; + unsigned int fw_var; + unsigned int fw_interface; + u8 version; + + /* (e)DCF / QOS state */ + bool use_short_slot; + spinlock_t tx_stats_lock; + struct p54_tx_queue_stats tx_stats[8]; + struct p54_edcf_queue_param qos_params[8]; + + /* Radio data */ + u16 rxhw; + u8 rx_diversity_mask; + u8 tx_diversity_mask; + unsigned int output_power; + struct p54_rssi_db_entry *cur_rssi; + struct ieee80211_channel *curchan; + struct survey_info *survey; + unsigned int chan_num; + struct completion stat_comp; + bool update_stats; + struct { + unsigned int timestamp; + unsigned int cached_cca; + unsigned int cached_tx; + unsigned int cached_rssi; + u64 active; + u64 cca; + u64 tx; + u64 rssi; + } survey_raw; + + int noise; + /* calibration, output power limit and rssi<->dBm conversation data */ + struct pda_iq_autocal_entry *iq_autocal; + unsigned int iq_autocal_len; + struct p54_cal_database *curve_data; + struct p54_cal_database *output_limit; + struct p54_cal_database *rssi_db; + struct ieee80211_supported_band *band_table[IEEE80211_NUM_BANDS]; + + /* BBP/MAC state */ + u8 mac_addr[ETH_ALEN]; + u8 bssid[ETH_ALEN]; + u8 mc_maclist[4][ETH_ALEN]; + u16 wakeup_timer; + unsigned int filter_flags; + int mc_maclist_num; + int mode; + u32 tsf_low32, tsf_high32; + u32 basic_rate_mask; + u16 aid; + u8 coverage_class; + bool phy_idle; + bool phy_ps; + bool powersave_override; + __le32 beacon_req_id; + struct completion beacon_comp; + + /* cryptographic engine information */ + u8 privacy_caps; + u8 rx_keycache_size; + unsigned long *used_rxkeys; + + /* LED management */ +#ifdef CONFIG_P54_LEDS + struct p54_led_dev leds[4]; + struct delayed_work led_work; +#endif /* CONFIG_P54_LEDS */ + u16 softled_state; /* bit field of glowing LEDs */ + + /* statistics */ + struct ieee80211_low_level_stats stats; + struct delayed_work work; + + /* eeprom handling */ + void *eeprom; + struct completion eeprom_comp; + struct mutex eeprom_mutex; +}; + +/* interfaces for the drivers */ +int p54_rx(struct ieee80211_hw *dev, struct sk_buff *skb); +void p54_free_skb(struct ieee80211_hw *dev, struct sk_buff *skb); +int p54_parse_firmware(struct ieee80211_hw *dev, const struct firmware *fw); +int p54_parse_eeprom(struct ieee80211_hw *dev, void *eeprom, int len); +int p54_read_eeprom(struct ieee80211_hw *dev); + +struct ieee80211_hw *p54_init_common(size_t priv_data_len); +int p54_register_common(struct ieee80211_hw *dev, struct device *pdev); +void p54_free_common(struct ieee80211_hw *dev); + +void p54_unregister_common(struct ieee80211_hw *dev); + +#endif /* P54_H */ |