/* SPDX-License-Identifier: ISC */ /* * Copyright (C) 2016 Felix Fietkau <[email protected]> */ #ifndef __MT76_H #define __MT76_H #include <linux/kernel.h> #include <linux/io.h> #include <linux/spinlock.h> #include <linux/skbuff.h> #include <linux/leds.h> #include <linux/usb.h> #include <linux/average.h> #include <linux/soc/mediatek/mtk_wed.h> #include <net/mac80211.h> #include <net/page_pool/helpers.h> #include "util.h" #include "testmode.h" #define MT_MCU_RING_SIZE … #define MT_RX_BUF_SIZE … #define MT_SKB_HEAD_LEN … #define MT_MAX_NON_AQL_PKT … #define MT_TXQ_FREE_THR … #define MT76_TOKEN_FREE_THR … #define MT_QFLAG_WED_RING … #define MT_QFLAG_WED_TYPE … #define MT_QFLAG_WED … #define MT_QFLAG_WED_RRO … #define MT_QFLAG_WED_RRO_EN … #define __MT_WED_Q(_type, _n) … #define __MT_WED_RRO_Q(_type, _n) … #define MT_WED_Q_TX(_n) … #define MT_WED_Q_RX(_n) … #define MT_WED_Q_TXFREE … #define MT_WED_RRO_Q_DATA(_n) … #define MT_WED_RRO_Q_MSDU_PG(_n) … #define MT_WED_RRO_Q_IND … struct mt76_dev; struct mt76_phy; struct mt76_wcid; struct mt76s_intr; struct mt76_reg_pair { … }; enum mt76_bus_type { … }; enum mt76_wed_type { … }; struct mt76_bus_ops { … }; #define mt76_is_usb(dev) … #define mt76_is_mmio(dev) … #define mt76_is_sdio(dev) … enum mt76_txq_id { … }; enum mt76_mcuq_id { … }; enum mt76_rxq_id { … }; enum mt76_band_id { … }; enum mt76_cipher_type { … }; enum mt76_dfs_state { … }; struct mt76_queue_buf { … }; struct mt76_tx_info { … }; struct mt76_queue_entry { … }; struct mt76_queue_regs { … } __packed __aligned(…); struct mt76_queue { … }; struct mt76_mcu_ops { … }; struct mt76_queue_ops { … }; enum mt76_phy_type { … }; struct mt76_sta_stats { … }; enum mt76_wcid_flags { … }; #define MT76_N_WCIDS … /* stored in ieee80211_tx_info::hw_queue */ #define MT_TX_HW_QUEUE_PHY … DECLARE_EWMA(signal, 10, 8); #define MT_WCID_TX_INFO_RATE … #define MT_WCID_TX_INFO_NSS … #define MT_WCID_TX_INFO_TXPWR_ADJ … #define MT_WCID_TX_INFO_SET … struct mt76_wcid { … }; struct mt76_txq { … }; struct mt76_wed_rro_ind { … }; struct mt76_txwi_cache { … }; struct mt76_rx_tid { … }; #define MT_TX_CB_DMA_DONE … #define MT_TX_CB_TXS_DONE … #define MT_TX_CB_TXS_FAILED … #define MT_PACKET_ID_MASK … #define MT_PACKET_ID_NO_ACK … #define MT_PACKET_ID_NO_SKB … #define MT_PACKET_ID_WED … #define MT_PACKET_ID_FIRST … #define MT_PACKET_ID_HAS_RATE … /* This is timer for when to give up when waiting for TXS callback, * with starting time being the time at which the DMA_DONE callback * was seen (so, we know packet was processed then, it should not take * long after that for firmware to send the TXS callback if it is going * to do so.) */ #define MT_TX_STATUS_SKB_TIMEOUT … struct mt76_tx_cb { … }; enum { … }; struct mt76_hw_cap { … }; #define MT_DRV_TXWI_NO_FREE … #define MT_DRV_TX_ALIGNED4_SKBS … #define MT_DRV_SW_RX_AIRTIME … #define MT_DRV_RX_DMA_HDR … #define MT_DRV_HW_MGMT_TXQ … #define MT_DRV_AMSDU_OFFLOAD … struct mt76_driver_ops { … }; struct mt76_channel_state { … }; struct mt76_sband { … }; /* addr req mask */ #define MT_VEND_TYPE_EEPROM … #define MT_VEND_TYPE_CFG … #define MT_VEND_TYPE_MASK … #define MT_VEND_ADDR(type, n) … enum mt_vendor_req { … }; enum mt76u_in_ep { … }; enum mt76u_out_ep { … }; struct mt76_mcu { … }; #define MT_TX_SG_MAX_SIZE … #define MT_RX_SG_MAX_SIZE … #define MT_NUM_TX_ENTRIES … #define MT_NUM_RX_ENTRIES … #define MCU_RESP_URB_SIZE … struct mt76_usb { … }; #define MT76S_XMIT_BUF_SZ … #define MT76S_NUM_TX_ENTRIES … #define MT76S_NUM_RX_ENTRIES … struct mt76_sdio { … }; struct mt76_mmio { … }; struct mt76_rx_status { … }; struct mt76_freq_range_power { … }; struct mt76_testmode_ops { … }; struct mt76_testmode_data { … }; struct mt76_vif { … }; struct mt76_phy { … }; struct mt76_dev { … }; /* per-phy stats. */ struct mt76_mib_stats { … }; struct mt76_power_limits { … }; struct mt76_ethtool_worker_info { … }; #define CCK_RATE(_idx, _rate) … #define OFDM_RATE(_idx, _rate) … extern struct ieee80211_rate mt76_rates[12]; #define __mt76_rr(dev, ...) … #define __mt76_wr(dev, ...) … #define __mt76_rmw(dev, ...) … #define __mt76_wr_copy(dev, ...) … #define __mt76_rr_copy(dev, ...) … #define __mt76_set(dev, offset, val) … #define __mt76_clear(dev, offset, val) … #define mt76_rr(dev, ...) … #define mt76_wr(dev, ...) … #define mt76_rmw(dev, ...) … #define mt76_wr_copy(dev, ...) … #define mt76_rr_copy(dev, ...) … #define mt76_wr_rp(dev, ...) … #define mt76_rd_rp(dev, ...) … #define mt76_mcu_restart(dev, ...) … #define mt76_set(dev, offset, val) … #define mt76_clear(dev, offset, val) … #define mt76_get_field(_dev, _reg, _field) … #define mt76_rmw_field(_dev, _reg, _field, _val) … #define __mt76_rmw_field(_dev, _reg, _field, _val) … #define mt76_hw(dev) … bool __mt76_poll(struct mt76_dev *dev, u32 offset, u32 mask, u32 val, int timeout); #define mt76_poll(dev, ...) … bool ____mt76_poll_msec(struct mt76_dev *dev, u32 offset, u32 mask, u32 val, int timeout, int kick); #define __mt76_poll_msec(...) … #define mt76_poll_msec(dev, ...) … #define mt76_poll_msec_tick(dev, ...) … void mt76_mmio_init(struct mt76_dev *dev, void __iomem *regs); void mt76_pci_disable_aspm(struct pci_dev *pdev); bool mt76_pci_aspm_supported(struct pci_dev *pdev); static inline u16 mt76_chip(struct mt76_dev *dev) { … } static inline u16 mt76_rev(struct mt76_dev *dev) { … } void mt76_wed_release_rx_buf(struct mtk_wed_device *wed); void mt76_wed_offload_disable(struct mtk_wed_device *wed); void mt76_wed_reset_complete(struct mtk_wed_device *wed); void mt76_wed_dma_reset(struct mt76_dev *dev); int mt76_wed_net_setup_tc(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct net_device *netdev, enum tc_setup_type type, void *type_data); #ifdef CONFIG_NET_MEDIATEK_SOC_WED u32 mt76_wed_init_rx_buf(struct mtk_wed_device *wed, int size); int mt76_wed_offload_enable(struct mtk_wed_device *wed); int mt76_wed_dma_setup(struct mt76_dev *dev, struct mt76_queue *q, bool reset); #else static inline u32 mt76_wed_init_rx_buf(struct mtk_wed_device *wed, int size) { return 0; } static inline int mt76_wed_offload_enable(struct mtk_wed_device *wed) { return 0; } static inline int mt76_wed_dma_setup(struct mt76_dev *dev, struct mt76_queue *q, bool reset) { return 0; } #endif /* CONFIG_NET_MEDIATEK_SOC_WED */ #define mt76xx_chip(dev) … #define mt76xx_rev(dev) … #define mt76_init_queues(dev, ...) … #define mt76_queue_alloc(dev, ...) … #define mt76_tx_queue_skb_raw(dev, ...) … #define mt76_tx_queue_skb(dev, ...) … #define mt76_queue_rx_reset(dev, ...) … #define mt76_queue_tx_cleanup(dev, ...) … #define mt76_queue_rx_cleanup(dev, ...) … #define mt76_queue_kick(dev, ...) … #define mt76_queue_reset(dev, ...) … #define mt76_for_each_q_rx(dev, i) … struct mt76_dev *mt76_alloc_device(struct device *pdev, unsigned int size, const struct ieee80211_ops *ops, const struct mt76_driver_ops *drv_ops); int mt76_register_device(struct mt76_dev *dev, bool vht, struct ieee80211_rate *rates, int n_rates); void mt76_unregister_device(struct mt76_dev *dev); void mt76_free_device(struct mt76_dev *dev); void mt76_unregister_phy(struct mt76_phy *phy); struct mt76_phy *mt76_alloc_phy(struct mt76_dev *dev, unsigned int size, const struct ieee80211_ops *ops, u8 band_idx); int mt76_register_phy(struct mt76_phy *phy, bool vht, struct ieee80211_rate *rates, int n_rates); struct dentry *mt76_register_debugfs_fops(struct mt76_phy *phy, const struct file_operations *ops); static inline struct dentry *mt76_register_debugfs(struct mt76_dev *dev) { … } int mt76_queues_read(struct seq_file *s, void *data); void mt76_seq_puts_array(struct seq_file *file, const char *str, s8 *val, int len); int mt76_eeprom_init(struct mt76_dev *dev, int len); void mt76_eeprom_override(struct mt76_phy *phy); int mt76_get_of_data_from_mtd(struct mt76_dev *dev, void *eep, int offset, int len); int mt76_get_of_data_from_nvmem(struct mt76_dev *dev, void *eep, const char *cell_name, int len); struct mt76_queue * mt76_init_queue(struct mt76_dev *dev, int qid, int idx, int n_desc, int ring_base, void *wed, u32 flags); u16 mt76_calculate_default_rate(struct mt76_phy *phy, struct ieee80211_vif *vif, int rateidx); static inline int mt76_init_tx_queue(struct mt76_phy *phy, int qid, int idx, int n_desc, int ring_base, void *wed, u32 flags) { … } static inline int mt76_init_mcu_queue(struct mt76_dev *dev, int qid, int idx, int n_desc, int ring_base) { … } static inline struct mt76_phy * mt76_dev_phy(struct mt76_dev *dev, u8 phy_idx) { … } static inline struct ieee80211_hw * mt76_phy_hw(struct mt76_dev *dev, u8 phy_idx) { … } static inline u8 * mt76_get_txwi_ptr(struct mt76_dev *dev, struct mt76_txwi_cache *t) { … } /* increment with wrap-around */ static inline int mt76_incr(int val, int size) { … } /* decrement with wrap-around */ static inline int mt76_decr(int val, int size) { … } u8 mt76_ac_to_hwq(u8 ac); static inline struct ieee80211_txq * mtxq_to_txq(struct mt76_txq *mtxq) { … } static inline struct ieee80211_sta * wcid_to_sta(struct mt76_wcid *wcid) { … } static inline struct mt76_tx_cb *mt76_tx_skb_cb(struct sk_buff *skb) { … } static inline void *mt76_skb_get_hdr(struct sk_buff *skb) { … } static inline void mt76_insert_hdr_pad(struct sk_buff *skb) { … } static inline bool mt76_is_skb_pktid(u8 pktid) { … } static inline u8 mt76_tx_power_nss_delta(u8 nss) { … } static inline bool mt76_testmode_enabled(struct mt76_phy *phy) { … } static inline bool mt76_is_testmode_skb(struct mt76_dev *dev, struct sk_buff *skb, struct ieee80211_hw **hw) { … } void mt76_rx(struct mt76_dev *dev, enum mt76_rxq_id q, struct sk_buff *skb); void mt76_tx(struct mt76_phy *dev, struct ieee80211_sta *sta, struct mt76_wcid *wcid, struct sk_buff *skb); void mt76_wake_tx_queue(struct ieee80211_hw *hw, struct ieee80211_txq *txq); void mt76_stop_tx_queues(struct mt76_phy *phy, struct ieee80211_sta *sta, bool send_bar); void mt76_tx_check_agg_ssn(struct ieee80211_sta *sta, struct sk_buff *skb); void mt76_txq_schedule(struct mt76_phy *phy, enum mt76_txq_id qid); void mt76_txq_schedule_all(struct mt76_phy *phy); void mt76_tx_worker_run(struct mt76_dev *dev); void mt76_tx_worker(struct mt76_worker *w); void mt76_release_buffered_frames(struct ieee80211_hw *hw, struct ieee80211_sta *sta, u16 tids, int nframes, enum ieee80211_frame_release_type reason, bool more_data); bool mt76_has_tx_pending(struct mt76_phy *phy); void mt76_set_channel(struct mt76_phy *phy); void mt76_update_survey(struct mt76_phy *phy); void mt76_update_survey_active_time(struct mt76_phy *phy, ktime_t time); int mt76_get_survey(struct ieee80211_hw *hw, int idx, struct survey_info *survey); int mt76_rx_signal(u8 chain_mask, s8 *chain_signal); void mt76_set_stream_caps(struct mt76_phy *phy, bool vht); int mt76_rx_aggr_start(struct mt76_dev *dev, struct mt76_wcid *wcid, u8 tid, u16 ssn, u16 size); void mt76_rx_aggr_stop(struct mt76_dev *dev, struct mt76_wcid *wcid, u8 tid); void mt76_wcid_key_setup(struct mt76_dev *dev, struct mt76_wcid *wcid, struct ieee80211_key_conf *key); void mt76_tx_status_lock(struct mt76_dev *dev, struct sk_buff_head *list) __acquires(…); void mt76_tx_status_unlock(struct mt76_dev *dev, struct sk_buff_head *list) __releases(…); int mt76_tx_status_skb_add(struct mt76_dev *dev, struct mt76_wcid *wcid, struct sk_buff *skb); struct sk_buff *mt76_tx_status_skb_get(struct mt76_dev *dev, struct mt76_wcid *wcid, int pktid, struct sk_buff_head *list); void mt76_tx_status_skb_done(struct mt76_dev *dev, struct sk_buff *skb, struct sk_buff_head *list); void __mt76_tx_complete_skb(struct mt76_dev *dev, u16 wcid, struct sk_buff *skb, struct list_head *free_list); static inline void mt76_tx_complete_skb(struct mt76_dev *dev, u16 wcid, struct sk_buff *skb) { … } void mt76_tx_status_check(struct mt76_dev *dev, bool flush); int mt76_sta_state(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta, enum ieee80211_sta_state old_state, enum ieee80211_sta_state new_state); void __mt76_sta_remove(struct mt76_dev *dev, struct ieee80211_vif *vif, struct ieee80211_sta *sta); void mt76_sta_pre_rcu_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta); int mt76_get_min_avg_rssi(struct mt76_dev *dev, bool ext_phy); int mt76_get_txpower(struct ieee80211_hw *hw, struct ieee80211_vif *vif, int *dbm); int mt76_init_sar_power(struct ieee80211_hw *hw, const struct cfg80211_sar_specs *sar); int mt76_get_sar_power(struct mt76_phy *phy, struct ieee80211_channel *chan, int power); void mt76_csa_check(struct mt76_dev *dev); void mt76_csa_finish(struct mt76_dev *dev); int mt76_get_antenna(struct ieee80211_hw *hw, u32 *tx_ant, u32 *rx_ant); int mt76_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta, bool set); void mt76_insert_ccmp_hdr(struct sk_buff *skb, u8 key_id); int mt76_get_rate(struct mt76_dev *dev, struct ieee80211_supported_band *sband, int idx, bool cck); void mt76_sw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, const u8 *mac); void mt76_sw_scan_complete(struct ieee80211_hw *hw, struct ieee80211_vif *vif); enum mt76_dfs_state mt76_phy_dfs_state(struct mt76_phy *phy); int mt76_testmode_cmd(struct ieee80211_hw *hw, struct ieee80211_vif *vif, void *data, int len); int mt76_testmode_dump(struct ieee80211_hw *hw, struct sk_buff *skb, struct netlink_callback *cb, void *data, int len); int mt76_testmode_set_state(struct mt76_phy *phy, enum mt76_testmode_state state); int mt76_testmode_alloc_skb(struct mt76_phy *phy, u32 len); static inline void mt76_testmode_reset(struct mt76_phy *phy, bool disable) { … } /* internal */ static inline struct ieee80211_hw * mt76_tx_status_get_hw(struct mt76_dev *dev, struct sk_buff *skb) { … } void mt76_put_txwi(struct mt76_dev *dev, struct mt76_txwi_cache *t); void mt76_put_rxwi(struct mt76_dev *dev, struct mt76_txwi_cache *t); struct mt76_txwi_cache *mt76_get_rxwi(struct mt76_dev *dev); void mt76_free_pending_rxwi(struct mt76_dev *dev); void mt76_rx_complete(struct mt76_dev *dev, struct sk_buff_head *frames, struct napi_struct *napi); void mt76_rx_poll_complete(struct mt76_dev *dev, enum mt76_rxq_id q, struct napi_struct *napi); void mt76_rx_aggr_reorder(struct sk_buff *skb, struct sk_buff_head *frames); void mt76_testmode_tx_pending(struct mt76_phy *phy); void mt76_queue_tx_complete(struct mt76_dev *dev, struct mt76_queue *q, struct mt76_queue_entry *e); /* usb */ static inline bool mt76u_urb_error(struct urb *urb) { … } static inline int mt76u_bulk_msg(struct mt76_dev *dev, void *data, int len, int *actual_len, int timeout, int ep) { … } void mt76_ethtool_page_pool_stats(struct mt76_dev *dev, u64 *data, int *index); void mt76_ethtool_worker(struct mt76_ethtool_worker_info *wi, struct mt76_sta_stats *stats, bool eht); int mt76_skb_adjust_pad(struct sk_buff *skb, int pad); int __mt76u_vendor_request(struct mt76_dev *dev, u8 req, u8 req_type, u16 val, u16 offset, void *buf, size_t len); int mt76u_vendor_request(struct mt76_dev *dev, u8 req, u8 req_type, u16 val, u16 offset, void *buf, size_t len); void mt76u_single_wr(struct mt76_dev *dev, const u8 req, const u16 offset, const u32 val); void mt76u_read_copy(struct mt76_dev *dev, u32 offset, void *data, int len); u32 ___mt76u_rr(struct mt76_dev *dev, u8 req, u8 req_type, u32 addr); void ___mt76u_wr(struct mt76_dev *dev, u8 req, u8 req_type, u32 addr, u32 val); int __mt76u_init(struct mt76_dev *dev, struct usb_interface *intf, struct mt76_bus_ops *ops); int mt76u_init(struct mt76_dev *dev, struct usb_interface *intf); int mt76u_alloc_mcu_queue(struct mt76_dev *dev); int mt76u_alloc_queues(struct mt76_dev *dev); void mt76u_stop_tx(struct mt76_dev *dev); void mt76u_stop_rx(struct mt76_dev *dev); int mt76u_resume_rx(struct mt76_dev *dev); void mt76u_queues_deinit(struct mt76_dev *dev); int mt76s_init(struct mt76_dev *dev, struct sdio_func *func, const struct mt76_bus_ops *bus_ops); int mt76s_alloc_rx_queue(struct mt76_dev *dev, enum mt76_rxq_id qid); int mt76s_alloc_tx(struct mt76_dev *dev); void mt76s_deinit(struct mt76_dev *dev); void mt76s_sdio_irq(struct sdio_func *func); void mt76s_txrx_worker(struct mt76_sdio *sdio); bool mt76s_txqs_empty(struct mt76_dev *dev); int mt76s_hw_init(struct mt76_dev *dev, struct sdio_func *func, int hw_ver); u32 mt76s_rr(struct mt76_dev *dev, u32 offset); void mt76s_wr(struct mt76_dev *dev, u32 offset, u32 val); u32 mt76s_rmw(struct mt76_dev *dev, u32 offset, u32 mask, u32 val); u32 mt76s_read_pcr(struct mt76_dev *dev); void mt76s_write_copy(struct mt76_dev *dev, u32 offset, const void *data, int len); void mt76s_read_copy(struct mt76_dev *dev, u32 offset, void *data, int len); int mt76s_wr_rp(struct mt76_dev *dev, u32 base, const struct mt76_reg_pair *data, int len); int mt76s_rd_rp(struct mt76_dev *dev, u32 base, struct mt76_reg_pair *data, int len); struct sk_buff * __mt76_mcu_msg_alloc(struct mt76_dev *dev, const void *data, int len, int data_len, gfp_t gfp); static inline struct sk_buff * mt76_mcu_msg_alloc(struct mt76_dev *dev, const void *data, int data_len) { … } void mt76_mcu_rx_event(struct mt76_dev *dev, struct sk_buff *skb); struct sk_buff *mt76_mcu_get_response(struct mt76_dev *dev, unsigned long expires); int mt76_mcu_send_and_get_msg(struct mt76_dev *dev, int cmd, const void *data, int len, bool wait_resp, struct sk_buff **ret); int mt76_mcu_skb_send_and_get_msg(struct mt76_dev *dev, struct sk_buff *skb, int cmd, bool wait_resp, struct sk_buff **ret); int __mt76_mcu_send_firmware(struct mt76_dev *dev, int cmd, const void *data, int len, int max_len); static inline int mt76_mcu_send_firmware(struct mt76_dev *dev, int cmd, const void *data, int len) { … } static inline int mt76_mcu_send_msg(struct mt76_dev *dev, int cmd, const void *data, int len, bool wait_resp) { … } static inline int mt76_mcu_skb_send_msg(struct mt76_dev *dev, struct sk_buff *skb, int cmd, bool wait_resp) { … } void mt76_set_irq_mask(struct mt76_dev *dev, u32 addr, u32 clear, u32 set); struct device_node * mt76_find_power_limits_node(struct mt76_dev *dev); struct device_node * mt76_find_channel_node(struct device_node *np, struct ieee80211_channel *chan); s8 mt76_get_rate_power_limits(struct mt76_phy *phy, struct ieee80211_channel *chan, struct mt76_power_limits *dest, s8 target_power); static inline bool mt76_queue_is_rx(struct mt76_dev *dev, struct mt76_queue *q) { … } static inline bool mt76_queue_is_wed_tx_free(struct mt76_queue *q) { … } static inline bool mt76_queue_is_wed_rro(struct mt76_queue *q) { … } static inline bool mt76_queue_is_wed_rro_ind(struct mt76_queue *q) { … } static inline bool mt76_queue_is_wed_rro_data(struct mt76_queue *q) { … } static inline bool mt76_queue_is_wed_rx(struct mt76_queue *q) { … } struct mt76_txwi_cache * mt76_token_release(struct mt76_dev *dev, int token, bool *wake); int mt76_token_consume(struct mt76_dev *dev, struct mt76_txwi_cache **ptxwi); void __mt76_set_tx_blocked(struct mt76_dev *dev, bool blocked); struct mt76_txwi_cache *mt76_rx_token_release(struct mt76_dev *dev, int token); int mt76_rx_token_consume(struct mt76_dev *dev, void *ptr, struct mt76_txwi_cache *r, dma_addr_t phys); int mt76_create_page_pool(struct mt76_dev *dev, struct mt76_queue *q); static inline void mt76_put_page_pool_buf(void *buf, bool allow_direct) { … } static inline void * mt76_get_page_pool_buf(struct mt76_queue *q, u32 *offset, u32 size) { … } static inline void mt76_set_tx_blocked(struct mt76_dev *dev, bool blocked) { … } static inline int mt76_token_get(struct mt76_dev *dev, struct mt76_txwi_cache **ptxwi) { … } static inline struct mt76_txwi_cache * mt76_token_put(struct mt76_dev *dev, int token) { … } void mt76_wcid_init(struct mt76_wcid *wcid); void mt76_wcid_cleanup(struct mt76_dev *dev, struct mt76_wcid *wcid); #endif
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