// SPDX-License-Identifier: GPL-2.0 /* Copyright(c) 2009-2012 Realtek Corporation.*/ #include "wifi.h" #include "rc.h" #include "base.h" #include "efuse.h" #include "cam.h" #include "ps.h" #include "regd.h" #include "pci.h" #include <linux/ip.h> #include <linux/module.h> #include <linux/udp.h> /* *NOTICE!!!: This file will be very big, we should *keep it clear under following roles: * *This file include following parts, so, if you add new *functions into this file, please check which part it *should includes. or check if you should add new part *for this file: * *1) mac80211 init functions *2) tx information functions *3) functions called by core.c *4) wq & timer callback functions *5) frame process functions *6) IOT functions *7) sysfs functions *8) vif functions *9) ... */ /********************************************************* * * mac80211 init functions * *********************************************************/ static struct ieee80211_channel rtl_channeltable_2g[] = …; static struct ieee80211_channel rtl_channeltable_5g[] = …; static struct ieee80211_rate rtl_ratetable_2g[] = …; static struct ieee80211_rate rtl_ratetable_5g[] = …; static const struct ieee80211_supported_band rtl_band_2ghz = …; static struct ieee80211_supported_band rtl_band_5ghz = …; static const u8 tid_to_ac[] = …; u8 rtl_tid_to_ac(u8 tid) { … } EXPORT_SYMBOL_GPL(…); static void _rtl_init_hw_ht_capab(struct ieee80211_hw *hw, struct ieee80211_sta_ht_cap *ht_cap) { … } static void _rtl_init_hw_vht_capab(struct ieee80211_hw *hw, struct ieee80211_sta_vht_cap *vht_cap) { … } static void _rtl_init_mac80211(struct ieee80211_hw *hw) { … } static void rtl_watchdog_wq_callback(struct work_struct *work); static void rtl_fwevt_wq_callback(struct work_struct *work); static void rtl_c2hcmd_wq_callback(struct work_struct *work); static int _rtl_init_deferred_work(struct ieee80211_hw *hw) { … } void rtl_deinit_deferred_work(struct ieee80211_hw *hw, bool ips_wq) { … } EXPORT_SYMBOL_GPL(…); void rtl_init_rfkill(struct ieee80211_hw *hw) { … } EXPORT_SYMBOL(…); void rtl_deinit_rfkill(struct ieee80211_hw *hw) { … } EXPORT_SYMBOL_GPL(…); int rtl_init_core(struct ieee80211_hw *hw) { … } EXPORT_SYMBOL_GPL(…); static void rtl_free_entries_from_scan_list(struct ieee80211_hw *hw); static void rtl_free_entries_from_ack_queue(struct ieee80211_hw *hw, bool timeout); void rtl_deinit_core(struct ieee80211_hw *hw) { … } EXPORT_SYMBOL_GPL(…); void rtl_init_rx_config(struct ieee80211_hw *hw) { … } EXPORT_SYMBOL_GPL(…); /********************************************************* * * tx information functions * *********************************************************/ static void _rtl_qurey_shortpreamble_mode(struct ieee80211_hw *hw, struct rtl_tcb_desc *tcb_desc, struct ieee80211_tx_info *info) { … } static void _rtl_query_shortgi(struct ieee80211_hw *hw, struct ieee80211_sta *sta, struct rtl_tcb_desc *tcb_desc, struct ieee80211_tx_info *info) { … } static void _rtl_query_protection_mode(struct ieee80211_hw *hw, struct rtl_tcb_desc *tcb_desc, struct ieee80211_tx_info *info) { … } u8 rtl_mrate_idx_to_arfr_id(struct ieee80211_hw *hw, u8 rate_index, enum wireless_mode wirelessmode) { … } EXPORT_SYMBOL(…); static void _rtl_txrate_selectmode(struct ieee80211_hw *hw, struct ieee80211_sta *sta, struct rtl_tcb_desc *tcb_desc) { … } static void _rtl_query_bandwidth_mode(struct ieee80211_hw *hw, struct ieee80211_sta *sta, struct rtl_tcb_desc *tcb_desc) { … } static u8 _rtl_get_vht_highest_n_rate(struct ieee80211_hw *hw, struct ieee80211_sta *sta) { … } static u8 _rtl_get_highest_n_rate(struct ieee80211_hw *hw, struct ieee80211_sta *sta) { … } /* mac80211's rate_idx is like this: * * 2.4G band:rx_status->band == NL80211_BAND_2GHZ * * B/G rate: * (rx_status->flag & RX_FLAG_HT) = 0, * DESC_RATE1M-->DESC_RATE54M ==> idx is 0-->11, * * N rate: * (rx_status->flag & RX_FLAG_HT) = 1, * DESC_RATEMCS0-->DESC_RATEMCS15 ==> idx is 0-->15 * * 5G band:rx_status->band == NL80211_BAND_5GHZ * A rate: * (rx_status->flag & RX_FLAG_HT) = 0, * DESC_RATE6M-->DESC_RATE54M ==> idx is 0-->7, * * N rate: * (rx_status->flag & RX_FLAG_HT) = 1, * DESC_RATEMCS0-->DESC_RATEMCS15 ==> idx is 0-->15 * * VHT rates: * DESC_RATEVHT1SS_MCS0-->DESC_RATEVHT1SS_MCS9 ==> idx is 0-->9 * DESC_RATEVHT2SS_MCS0-->DESC_RATEVHT2SS_MCS9 ==> idx is 0-->9 */ int rtlwifi_rate_mapping(struct ieee80211_hw *hw, bool isht, bool isvht, u8 desc_rate) { … } EXPORT_SYMBOL(…); static u8 _rtl_get_tx_hw_rate(struct ieee80211_hw *hw, struct ieee80211_tx_info *info) { … } void rtl_get_tcb_desc(struct ieee80211_hw *hw, struct ieee80211_tx_info *info, struct ieee80211_sta *sta, struct sk_buff *skb, struct rtl_tcb_desc *tcb_desc) { … } EXPORT_SYMBOL(…); bool rtl_tx_mgmt_proc(struct ieee80211_hw *hw, struct sk_buff *skb) { … } EXPORT_SYMBOL_GPL(…); struct sk_buff *rtl_make_del_ba(struct ieee80211_hw *hw, u8 *sa, u8 *bssid, u16 tid); static void process_agg_start(struct ieee80211_hw *hw, struct ieee80211_hdr *hdr, u16 tid) { … } bool rtl_action_proc(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx) { … } EXPORT_SYMBOL_GPL(…); static void setup_special_tx(struct rtl_priv *rtlpriv, struct rtl_ps_ctl *ppsc, int type) { … } static const u8 *rtl_skb_ether_type_ptr(struct ieee80211_hw *hw, struct sk_buff *skb, bool is_enc) { … } /*should call before software enc*/ u8 rtl_is_special_data(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx, bool is_enc) { … } EXPORT_SYMBOL_GPL(…); void rtl_tx_ackqueue(struct ieee80211_hw *hw, struct sk_buff *skb) { … } EXPORT_SYMBOL_GPL(…); static void rtl_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb, bool ack) { … } bool rtl_is_tx_report_skb(struct ieee80211_hw *hw, struct sk_buff *skb) { … } static u16 rtl_get_tx_report_sn(struct ieee80211_hw *hw, struct rtlwifi_tx_info *tx_info) { … } void rtl_set_tx_report(struct rtl_tcb_desc *ptcb_desc, u8 *pdesc, struct ieee80211_hw *hw, struct rtlwifi_tx_info *tx_info) { … } EXPORT_SYMBOL_GPL(…); void rtl_tx_report_handler(struct ieee80211_hw *hw, u8 *tmp_buf, u8 c2h_cmd_len) { … } EXPORT_SYMBOL_GPL(…); bool rtl_check_tx_report_acked(struct ieee80211_hw *hw) { … } void rtl_wait_tx_report_acked(struct ieee80211_hw *hw, u32 wait_ms) { … } u32 rtl_get_hal_edca_param(struct ieee80211_hw *hw, struct ieee80211_vif *vif, enum wireless_mode wirelessmode, struct ieee80211_tx_queue_params *param) { … } EXPORT_SYMBOL_GPL(…); /********************************************************* * * functions called by core.c * *********************************************************/ int rtl_tx_agg_start(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta, u16 tid, u16 *ssn) { … } int rtl_tx_agg_stop(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta, u16 tid) { … } int rtl_rx_agg_start(struct ieee80211_hw *hw, struct ieee80211_sta *sta, u16 tid) { … } int rtl_rx_agg_stop(struct ieee80211_hw *hw, struct ieee80211_sta *sta, u16 tid) { … } int rtl_tx_agg_oper(struct ieee80211_hw *hw, struct ieee80211_sta *sta, u16 tid) { … } void rtl_rx_ampdu_apply(struct rtl_priv *rtlpriv) { … } EXPORT_SYMBOL(…); /********************************************************* * * wq & timer callback functions * *********************************************************/ /* this function is used for roaming */ void rtl_beacon_statistic(struct ieee80211_hw *hw, struct sk_buff *skb) { … } EXPORT_SYMBOL_GPL(…); static void rtl_free_entries_from_scan_list(struct ieee80211_hw *hw) { … } static void rtl_free_entries_from_ack_queue(struct ieee80211_hw *hw, bool chk_timeout) { … } void rtl_scan_list_expire(struct ieee80211_hw *hw) { … } void rtl_collect_scan_list(struct ieee80211_hw *hw, struct sk_buff *skb) { … } EXPORT_SYMBOL(…); static void rtl_watchdog_wq_callback(struct work_struct *work) { … } void rtl_watch_dog_timer_callback(struct timer_list *t) { … } static void rtl_fwevt_wq_callback(struct work_struct *work) { … } static void rtl_c2h_content_parsing(struct ieee80211_hw *hw, struct sk_buff *skb); static bool rtl_c2h_fast_cmd(struct ieee80211_hw *hw, struct sk_buff *skb) { … } void rtl_c2hcmd_enqueue(struct ieee80211_hw *hw, struct sk_buff *skb) { … } EXPORT_SYMBOL(…); static void rtl_c2h_content_parsing(struct ieee80211_hw *hw, struct sk_buff *skb) { … } void rtl_c2hcmd_launcher(struct ieee80211_hw *hw, int exec) { … } static void rtl_c2hcmd_wq_callback(struct work_struct *work) { … } /********************************************************* * * frame process functions * *********************************************************/ u8 *rtl_find_ie(u8 *data, unsigned int len, u8 ie) { … } /* when we use 2 rx ants we send IEEE80211_SMPS_OFF */ /* when we use 1 rx ant we send IEEE80211_SMPS_STATIC */ static struct sk_buff *rtl_make_smps_action(struct ieee80211_hw *hw, enum ieee80211_smps_mode smps, u8 *da, u8 *bssid) { … } int rtl_send_smps_action(struct ieee80211_hw *hw, struct ieee80211_sta *sta, enum ieee80211_smps_mode smps) { … } EXPORT_SYMBOL(…); void rtl_phy_scan_operation_backup(struct ieee80211_hw *hw, u8 operation) { … } EXPORT_SYMBOL(…); /* because mac80211 have issues when can receive del ba * so here we just make a fake del_ba if we receive a ba_req * but rx_agg was opened to let mac80211 release some ba * related resources, so please this del_ba for tx */ struct sk_buff *rtl_make_del_ba(struct ieee80211_hw *hw, u8 *sa, u8 *bssid, u16 tid) { … } /********************************************************* * * IOT functions * *********************************************************/ static bool rtl_chk_vendor_ouisub(struct ieee80211_hw *hw, struct octet_string vendor_ie) { … } static bool rtl_find_221_ie(struct ieee80211_hw *hw, u8 *data, unsigned int len) { … } void rtl_recognize_peer(struct ieee80211_hw *hw, u8 *data, unsigned int len) { … } EXPORT_SYMBOL_GPL(…); MODULE_AUTHOR(…) …; MODULE_AUTHOR(…) …; MODULE_AUTHOR(…) …; MODULE_LICENSE(…) …; MODULE_DESCRIPTION(…) …; struct rtl_global_var rtl_global_var = …; EXPORT_SYMBOL_GPL(…); static int __init rtl_core_module_init(void) { … } static void __exit rtl_core_module_exit(void) { … } module_init(…) …; module_exit(rtl_core_module_exit);
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