| /* |
| * Atheros AR9170 driver |
| * |
| * Driver specific definitions |
| * |
| * Copyright 2008, Johannes Berg <johannes@sipsolutions.net> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; see the file COPYING. If not, see |
| * http://www.gnu.org/licenses/. |
| * |
| * This file incorporates work covered by the following copyright and |
| * permission notice: |
| * Copyright (c) 2007-2008 Atheros Communications, 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 __AR9170_H |
| #define __AR9170_H |
| |
| #include <linux/completion.h> |
| #include <linux/spinlock.h> |
| #include <net/cfg80211.h> |
| #include <net/mac80211.h> |
| #ifdef CONFIG_AR9170_LEDS |
| #include <linux/leds.h> |
| #endif /* CONFIG_AR9170_LEDS */ |
| #include "eeprom.h" |
| #include "hw.h" |
| |
| #include "../regd.h" |
| |
| #define PAYLOAD_MAX (AR9170_MAX_CMD_LEN/4 - 1) |
| |
| enum ar9170_bw { |
| AR9170_BW_20, |
| AR9170_BW_40_BELOW, |
| AR9170_BW_40_ABOVE, |
| |
| __AR9170_NUM_BW, |
| }; |
| |
| static inline enum ar9170_bw nl80211_to_ar9170(enum nl80211_channel_type type) |
| { |
| switch (type) { |
| case NL80211_CHAN_NO_HT: |
| case NL80211_CHAN_HT20: |
| return AR9170_BW_20; |
| case NL80211_CHAN_HT40MINUS: |
| return AR9170_BW_40_BELOW; |
| case NL80211_CHAN_HT40PLUS: |
| return AR9170_BW_40_ABOVE; |
| default: |
| BUG(); |
| } |
| } |
| |
| enum ar9170_rf_init_mode { |
| AR9170_RFI_NONE, |
| AR9170_RFI_WARM, |
| AR9170_RFI_COLD, |
| }; |
| |
| #define AR9170_MAX_RX_BUFFER_SIZE 8192 |
| |
| #ifdef CONFIG_AR9170_LEDS |
| struct ar9170; |
| |
| struct ar9170_led { |
| struct ar9170 *ar; |
| struct led_classdev l; |
| char name[32]; |
| unsigned int toggled; |
| bool last_state; |
| bool registered; |
| }; |
| |
| #endif /* CONFIG_AR9170_LEDS */ |
| |
| enum ar9170_device_state { |
| AR9170_UNKNOWN_STATE, |
| AR9170_STOPPED, |
| AR9170_IDLE, |
| AR9170_STARTED, |
| AR9170_ASSOCIATED, |
| }; |
| |
| struct ar9170_rxstream_mpdu_merge { |
| struct ar9170_rx_head plcp; |
| bool has_plcp; |
| }; |
| |
| struct ar9170 { |
| struct ieee80211_hw *hw; |
| struct mutex mutex; |
| enum ar9170_device_state state; |
| unsigned long bad_hw_nagger; |
| |
| int (*open)(struct ar9170 *); |
| void (*stop)(struct ar9170 *); |
| int (*tx)(struct ar9170 *, struct sk_buff *, bool, unsigned int); |
| int (*exec_cmd)(struct ar9170 *, enum ar9170_cmd, u32 , |
| void *, u32 , void *); |
| void (*callback_cmd)(struct ar9170 *, u32 , void *); |
| |
| /* interface mode settings */ |
| struct ieee80211_vif *vif; |
| u8 mac_addr[ETH_ALEN]; |
| u8 bssid[ETH_ALEN]; |
| |
| /* beaconing */ |
| struct sk_buff *beacon; |
| struct work_struct beacon_work; |
| |
| /* cryptographic engine */ |
| u64 usedkeys; |
| bool rx_software_decryption; |
| bool disable_offload; |
| |
| /* filter settings */ |
| struct work_struct filter_config_work; |
| u64 cur_mc_hash, want_mc_hash; |
| u32 cur_filter, want_filter; |
| unsigned long filter_changed; |
| unsigned int filter_state; |
| bool sniffer_enabled; |
| |
| /* PHY */ |
| struct ieee80211_channel *channel; |
| int noise[4]; |
| |
| /* power calibration data */ |
| u8 power_5G_leg[4]; |
| u8 power_2G_cck[4]; |
| u8 power_2G_ofdm[4]; |
| u8 power_5G_ht20[8]; |
| u8 power_5G_ht40[8]; |
| u8 power_2G_ht20[8]; |
| u8 power_2G_ht40[8]; |
| |
| #ifdef CONFIG_AR9170_LEDS |
| struct delayed_work led_work; |
| struct ar9170_led leds[AR9170_NUM_LEDS]; |
| #endif /* CONFIG_AR9170_LEDS */ |
| |
| /* qos queue settings */ |
| spinlock_t tx_stats_lock; |
| struct ieee80211_tx_queue_stats tx_stats[5]; |
| struct ieee80211_tx_queue_params edcf[5]; |
| |
| spinlock_t cmdlock; |
| __le32 cmdbuf[PAYLOAD_MAX + 1]; |
| |
| /* MAC statistics */ |
| struct ieee80211_low_level_stats stats; |
| |
| /* EEPROM */ |
| struct ar9170_eeprom eeprom; |
| struct ath_regulatory regulatory; |
| |
| /* global tx status for unregistered Stations. */ |
| struct sk_buff_head global_tx_status; |
| struct sk_buff_head global_tx_status_waste; |
| struct delayed_work tx_status_janitor; |
| |
| /* rxstream mpdu merge */ |
| struct ar9170_rxstream_mpdu_merge rx_mpdu; |
| struct sk_buff *rx_failover; |
| int rx_failover_missing; |
| }; |
| |
| struct ar9170_sta_info { |
| struct sk_buff_head tx_status[__AR9170_NUM_TXQ]; |
| }; |
| |
| #define IS_STARTED(a) (a->state >= AR9170_STARTED) |
| #define IS_ACCEPTING_CMD(a) (a->state >= AR9170_IDLE) |
| |
| #define AR9170_FILTER_CHANGED_MODE BIT(0) |
| #define AR9170_FILTER_CHANGED_MULTICAST BIT(1) |
| #define AR9170_FILTER_CHANGED_FRAMEFILTER BIT(2) |
| |
| /* exported interface */ |
| void *ar9170_alloc(size_t priv_size); |
| int ar9170_register(struct ar9170 *ar, struct device *pdev); |
| void ar9170_rx(struct ar9170 *ar, struct sk_buff *skb); |
| void ar9170_unregister(struct ar9170 *ar); |
| void ar9170_handle_tx_status(struct ar9170 *ar, struct sk_buff *skb, |
| bool update_statistics, u16 tx_status); |
| void ar9170_handle_command_response(struct ar9170 *ar, void *buf, u32 len); |
| |
| /* MAC */ |
| int ar9170_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb); |
| int ar9170_init_mac(struct ar9170 *ar); |
| int ar9170_set_qos(struct ar9170 *ar); |
| int ar9170_update_multicast(struct ar9170 *ar); |
| int ar9170_update_frame_filter(struct ar9170 *ar); |
| int ar9170_set_operating_mode(struct ar9170 *ar); |
| int ar9170_set_beacon_timers(struct ar9170 *ar); |
| int ar9170_set_dyn_sifs_ack(struct ar9170 *ar); |
| int ar9170_set_slot_time(struct ar9170 *ar); |
| int ar9170_set_basic_rates(struct ar9170 *ar); |
| int ar9170_set_hwretry_limit(struct ar9170 *ar, u32 max_retry); |
| int ar9170_update_beacon(struct ar9170 *ar); |
| void ar9170_new_beacon(struct work_struct *work); |
| int ar9170_upload_key(struct ar9170 *ar, u8 id, const u8 *mac, u8 ktype, |
| u8 keyidx, u8 *keydata, int keylen); |
| int ar9170_disable_key(struct ar9170 *ar, u8 id); |
| |
| /* LEDs */ |
| #ifdef CONFIG_AR9170_LEDS |
| int ar9170_register_leds(struct ar9170 *ar); |
| void ar9170_unregister_leds(struct ar9170 *ar); |
| #endif /* CONFIG_AR9170_LEDS */ |
| int ar9170_init_leds(struct ar9170 *ar); |
| int ar9170_set_leds_state(struct ar9170 *ar, u32 led_state); |
| |
| /* PHY / RF */ |
| int ar9170_init_phy(struct ar9170 *ar, enum ieee80211_band band); |
| int ar9170_init_rf(struct ar9170 *ar); |
| int ar9170_set_channel(struct ar9170 *ar, struct ieee80211_channel *channel, |
| enum ar9170_rf_init_mode rfi, enum ar9170_bw bw); |
| |
| #endif /* __AR9170_H */ |