/* * Atheros CARL9170 driver * * 802.11 xmit & status routines * * Copyright 2008, Johannes Berg <[email protected]> * Copyright 2009, 2010, Christian Lamparter <[email protected]> * * 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. */ #include <linux/slab.h> #include <linux/module.h> #include <linux/etherdevice.h> #include <net/mac80211.h> #include "carl9170.h" #include "hw.h" #include "cmd.h" static inline unsigned int __carl9170_get_queue(struct ar9170 *ar, unsigned int queue) { … } static inline unsigned int carl9170_get_queue(struct ar9170 *ar, struct sk_buff *skb) { … } static bool is_mem_full(struct ar9170 *ar) { … } static void carl9170_tx_accounting(struct ar9170 *ar, struct sk_buff *skb) { … } /* needs rcu_read_lock */ static struct ieee80211_sta *__carl9170_get_tx_sta(struct ar9170 *ar, struct sk_buff *skb) { … } static void carl9170_tx_ps_unblock(struct ar9170 *ar, struct sk_buff *skb) { … } static void carl9170_tx_accounting_free(struct ar9170 *ar, struct sk_buff *skb) { … } static int carl9170_alloc_dev_space(struct ar9170 *ar, struct sk_buff *skb) { … } static void carl9170_release_dev_space(struct ar9170 *ar, struct sk_buff *skb) { … } /* Called from any context */ static void carl9170_tx_release(struct kref *ref) { … } void carl9170_tx_get_skb(struct sk_buff *skb) { … } int carl9170_tx_put_skb(struct sk_buff *skb) { … } /* Caller must hold the tid_info->lock & rcu_read_lock */ static void carl9170_tx_shift_bm(struct ar9170 *ar, struct carl9170_sta_tid *tid_info, u16 seq) { … } static void carl9170_tx_status_process_ampdu(struct ar9170 *ar, struct sk_buff *skb, struct ieee80211_tx_info *txinfo) { … } static void carl9170_tx_bar_status(struct ar9170 *ar, struct sk_buff *skb, struct ieee80211_tx_info *tx_info) { … } void carl9170_tx_status(struct ar9170 *ar, struct sk_buff *skb, const bool success) { … } /* This function may be called form any context */ void carl9170_tx_callback(struct ar9170 *ar, struct sk_buff *skb) { … } static struct sk_buff *carl9170_get_queued_skb(struct ar9170 *ar, u8 cookie, struct sk_buff_head *queue) { … } static void carl9170_tx_fill_rateinfo(struct ar9170 *ar, unsigned int rix, unsigned int tries, struct ieee80211_tx_info *txinfo) { … } static void carl9170_check_queue_stop_timeout(struct ar9170 *ar) { … } static void carl9170_tx_ampdu_timeout(struct ar9170 *ar) { … } void carl9170_tx_janitor(struct work_struct *work) { … } static void __carl9170_tx_process_status(struct ar9170 *ar, const uint8_t cookie, const uint8_t info) { … } void carl9170_tx_process_status(struct ar9170 *ar, const struct carl9170_rsp *cmd) { … } static void carl9170_tx_rate_tpc_chains(struct ar9170 *ar, struct ieee80211_tx_info *info, struct ieee80211_tx_rate *txrate, unsigned int *phyrate, unsigned int *tpc, unsigned int *chains) { … } static __le32 carl9170_tx_physet(struct ar9170 *ar, struct ieee80211_tx_info *info, struct ieee80211_tx_rate *txrate) { … } static bool carl9170_tx_rts_check(struct ar9170 *ar, struct ieee80211_tx_rate *rate, bool ampdu, bool multi) { … } static bool carl9170_tx_cts_check(struct ar9170 *ar, struct ieee80211_tx_rate *rate) { … } static void carl9170_tx_get_rates(struct ar9170 *ar, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct sk_buff *skb) { … } static void carl9170_tx_apply_rateset(struct ar9170 *ar, struct ieee80211_tx_info *sinfo, struct sk_buff *skb) { … } static int carl9170_tx_prepare(struct ar9170 *ar, struct ieee80211_sta *sta, struct sk_buff *skb) { … } static void carl9170_set_immba(struct ar9170 *ar, struct sk_buff *skb) { … } static void carl9170_set_ampdu_params(struct ar9170 *ar, struct sk_buff *skb) { … } static void carl9170_tx_ampdu(struct ar9170 *ar) { … } static struct sk_buff *carl9170_tx_pick_skb(struct ar9170 *ar, struct sk_buff_head *queue) { … } void carl9170_tx_drop(struct ar9170 *ar, struct sk_buff *skb) { … } static bool carl9170_tx_ps_drop(struct ar9170 *ar, struct sk_buff *skb) { … } static void carl9170_bar_check(struct ar9170 *ar, struct sk_buff *skb) { … } static void carl9170_tx(struct ar9170 *ar) { … } static bool carl9170_tx_ampdu_queue(struct ar9170 *ar, struct ieee80211_sta *sta, struct sk_buff *skb, struct ieee80211_tx_info *txinfo) { … } void carl9170_op_tx(struct ieee80211_hw *hw, struct ieee80211_tx_control *control, struct sk_buff *skb) { … } void carl9170_tx_scheduler(struct ar9170 *ar) { … } /* caller has to take rcu_read_lock */ static struct carl9170_vif_info *carl9170_pick_beaconing_vif(struct ar9170 *ar) { … } static bool carl9170_tx_beacon_physet(struct ar9170 *ar, struct sk_buff *skb, u32 *ht1, u32 *plcp) { … } int carl9170_update_beacon(struct ar9170 *ar, const bool submit) { … }
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