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Diffstat (limited to 'drivers/net/wireless/ath/ar9170/ar9170.h')
-rw-r--r--drivers/net/wireless/ath/ar9170/ar9170.h257
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diff --git a/drivers/net/wireless/ath/ar9170/ar9170.h b/drivers/net/wireless/ath/ar9170/ar9170.h
new file mode 100644
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+++ b/drivers/net/wireless/ath/ar9170/ar9170.h
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+/*
+ * 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,
+};
+
+struct ar9170_rxstream_mpdu_merge {
+ struct ar9170_rx_head plcp;
+ bool has_plcp;
+};
+
+#define AR9170_QUEUE_TIMEOUT 64
+#define AR9170_TX_TIMEOUT 8
+#define AR9170_JANITOR_DELAY 128
+#define AR9170_TX_INVALID_RATE 0xffffffff
+
+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 *);
+ int (*exec_cmd)(struct ar9170 *, enum ar9170_cmd, u32 ,
+ void *, u32 , void *);
+ void (*callback_cmd)(struct ar9170 *, u32 , void *);
+ int (*flush)(struct ar9170 *);
+
+ /* 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;
+
+ /* tx queues - as seen by hw - */
+ struct sk_buff_head tx_pending[__AR9170_NUM_TXQ];
+ struct sk_buff_head tx_status[__AR9170_NUM_TXQ];
+ struct delayed_work tx_janitor;
+
+ /* rxstream mpdu merge */
+ struct ar9170_rxstream_mpdu_merge rx_mpdu;
+ struct sk_buff *rx_failover;
+ int rx_failover_missing;
+};
+
+struct ar9170_sta_info {
+};
+
+#define AR9170_TX_FLAG_WAIT_FOR_ACK BIT(0)
+#define AR9170_TX_FLAG_NO_ACK BIT(1)
+#define AR9170_TX_FLAG_BLOCK_ACK BIT(2)
+
+struct ar9170_tx_info {
+ unsigned long timeout;
+ unsigned int flags;
+};
+
+#define IS_STARTED(a) (((struct ar9170 *)a)->state >= AR9170_STARTED)
+#define IS_ACCEPTING_CMD(a) (((struct ar9170 *)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_tx_callback(struct ar9170 *ar, struct sk_buff *skb);
+void ar9170_handle_command_response(struct ar9170 *ar, void *buf, u32 len);
+int ar9170_nag_limiter(struct ar9170 *ar);
+
+/* 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 */