| /* |
| * Copyright (C) 2016 Felix Fietkau <nbd@nbd.name> |
| * Copyright (C) 2018 Stanislaw Gruszka <stf_xl@wp.pl> |
| * |
| * 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 __MT76X02_UTIL_H |
| #define __MT76X02_UTIL_H |
| |
| #include <linux/kfifo.h> |
| |
| #include "mt76.h" |
| #include "mt76x02_regs.h" |
| #include "mt76x02_mac.h" |
| #include "mt76x02_dfs.h" |
| #include "mt76x02_dma.h" |
| |
| #define MT_CALIBRATE_INTERVAL HZ |
| |
| #define MT_MAX_CHAINS 2 |
| struct mt76x02_rx_freq_cal { |
| s8 high_gain[MT_MAX_CHAINS]; |
| s8 rssi_offset[MT_MAX_CHAINS]; |
| s8 lna_gain; |
| u32 mcu_gain; |
| s16 temp_offset; |
| u8 freq_offset; |
| }; |
| |
| struct mt76x02_calibration { |
| struct mt76x02_rx_freq_cal rx; |
| |
| u8 agc_gain_init[MT_MAX_CHAINS]; |
| u8 agc_gain_cur[MT_MAX_CHAINS]; |
| |
| u16 false_cca; |
| s8 avg_rssi_all; |
| s8 agc_gain_adjust; |
| s8 low_gain; |
| |
| s8 temp_vco; |
| s8 temp; |
| |
| bool init_cal_done; |
| bool tssi_cal_done; |
| bool tssi_comp_pending; |
| bool dpd_cal_done; |
| bool channel_cal_done; |
| bool gain_init_done; |
| |
| int tssi_target; |
| s8 tssi_dc; |
| }; |
| |
| struct mt76x02_dev { |
| struct mt76_dev mt76; /* must be first */ |
| |
| struct mac_address macaddr_list[8]; |
| |
| struct mutex phy_mutex; |
| |
| u8 txdone_seq; |
| DECLARE_KFIFO_PTR(txstatus_fifo, struct mt76x02_tx_status); |
| |
| struct sk_buff *rx_head; |
| |
| struct tasklet_struct tx_tasklet; |
| struct tasklet_struct pre_tbtt_tasklet; |
| struct delayed_work cal_work; |
| struct delayed_work mac_work; |
| |
| u32 aggr_stats[32]; |
| |
| struct sk_buff *beacons[8]; |
| u8 beacon_mask; |
| u8 beacon_data_mask; |
| |
| u8 tbtt_count; |
| u16 beacon_int; |
| |
| struct mt76x02_calibration cal; |
| |
| s8 target_power; |
| s8 target_power_delta[2]; |
| bool enable_tpc; |
| |
| bool no_2ghz; |
| |
| u8 coverage_class; |
| u8 slottime; |
| |
| struct mt76x02_dfs_pattern_detector dfs_pd; |
| }; |
| |
| extern struct ieee80211_rate mt76x02_rates[12]; |
| |
| void mt76x02_init_device(struct mt76x02_dev *dev); |
| void mt76x02_configure_filter(struct ieee80211_hw *hw, |
| unsigned int changed_flags, |
| unsigned int *total_flags, u64 multicast); |
| int mt76x02_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta); |
| void mt76x02_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta); |
| |
| void mt76x02_config_mac_addr_list(struct mt76x02_dev *dev); |
| void mt76x02_vif_init(struct mt76x02_dev *dev, struct ieee80211_vif *vif, |
| unsigned int idx); |
| int mt76x02_add_interface(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif); |
| void mt76x02_remove_interface(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif); |
| |
| int mt76x02_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, |
| struct ieee80211_ampdu_params *params); |
| int mt76x02_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, |
| struct ieee80211_vif *vif, struct ieee80211_sta *sta, |
| struct ieee80211_key_conf *key); |
| int mt76x02_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, |
| u16 queue, const struct ieee80211_tx_queue_params *params); |
| void mt76x02_sta_rate_tbl_update(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta); |
| s8 mt76x02_tx_get_max_txpwr_adj(struct mt76x02_dev *dev, |
| const struct ieee80211_tx_rate *rate); |
| s8 mt76x02_tx_get_txpwr_adj(struct mt76x02_dev *dev, s8 txpwr, |
| s8 max_txpwr_adj); |
| void mt76x02_tx_set_txpwr_auto(struct mt76x02_dev *dev, s8 txpwr); |
| void mt76x02_set_tx_ackto(struct mt76x02_dev *dev); |
| void mt76x02_set_coverage_class(struct ieee80211_hw *hw, |
| s16 coverage_class); |
| int mt76x02_set_rts_threshold(struct ieee80211_hw *hw, u32 val); |
| int mt76x02_insert_hdr_pad(struct sk_buff *skb); |
| void mt76x02_remove_hdr_pad(struct sk_buff *skb, int len); |
| bool mt76x02_tx_status_data(struct mt76_dev *mdev, u8 *update); |
| void mt76x02_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q, |
| struct sk_buff *skb); |
| void mt76x02_rx_poll_complete(struct mt76_dev *mdev, enum mt76_rxq_id q); |
| irqreturn_t mt76x02_irq_handler(int irq, void *dev_instance); |
| void mt76x02_tx(struct ieee80211_hw *hw, struct ieee80211_tx_control *control, |
| struct sk_buff *skb); |
| int mt76x02_tx_prepare_skb(struct mt76_dev *mdev, void *txwi, |
| struct sk_buff *skb, struct mt76_queue *q, |
| struct mt76_wcid *wcid, struct ieee80211_sta *sta, |
| u32 *tx_info); |
| void mt76x02_sw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, |
| const u8 *mac); |
| void mt76x02_sw_scan_complete(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif); |
| int mt76x02_get_txpower(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, int *dbm); |
| void mt76x02_sta_ps(struct mt76_dev *dev, struct ieee80211_sta *sta, bool ps); |
| void mt76x02_bss_info_changed(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, |
| struct ieee80211_bss_conf *info, u32 changed); |
| |
| extern const u16 mt76x02_beacon_offsets[16]; |
| void mt76x02_init_beacon_config(struct mt76x02_dev *dev); |
| void mt76x02_set_irq_mask(struct mt76x02_dev *dev, u32 clear, u32 set); |
| void mt76x02_mac_start(struct mt76x02_dev *dev); |
| |
| void mt76x02_init_debugfs(struct mt76x02_dev *dev); |
| |
| static inline bool is_mt76x2(struct mt76x02_dev *dev) |
| { |
| return mt76_chip(&dev->mt76) == 0x7612 || |
| mt76_chip(&dev->mt76) == 0x7662 || |
| mt76_chip(&dev->mt76) == 0x7602; |
| } |
| |
| static inline void mt76x02_irq_enable(struct mt76x02_dev *dev, u32 mask) |
| { |
| mt76x02_set_irq_mask(dev, 0, mask); |
| } |
| |
| static inline void mt76x02_irq_disable(struct mt76x02_dev *dev, u32 mask) |
| { |
| mt76x02_set_irq_mask(dev, mask, 0); |
| } |
| |
| static inline bool |
| mt76x02_wait_for_txrx_idle(struct mt76_dev *dev) |
| { |
| return __mt76_poll_msec(dev, MT_MAC_STATUS, |
| MT_MAC_STATUS_TX | MT_MAC_STATUS_RX, |
| 0, 100); |
| } |
| |
| static inline struct mt76x02_sta * |
| mt76x02_rx_get_sta(struct mt76_dev *dev, u8 idx) |
| { |
| struct mt76_wcid *wcid; |
| |
| if (idx >= ARRAY_SIZE(dev->wcid)) |
| return NULL; |
| |
| wcid = rcu_dereference(dev->wcid[idx]); |
| if (!wcid) |
| return NULL; |
| |
| return container_of(wcid, struct mt76x02_sta, wcid); |
| } |
| |
| static inline struct mt76_wcid * |
| mt76x02_rx_get_sta_wcid(struct mt76x02_sta *sta, bool unicast) |
| { |
| if (!sta) |
| return NULL; |
| |
| if (unicast) |
| return &sta->wcid; |
| else |
| return &sta->vif->group_wcid; |
| } |
| |
| #endif |
