// SPDX-License-Identifier: GPL-2.0-only /* * This file is part of wlcore * * Copyright (C) 2008-2010 Nokia Corporation * Copyright (C) 2011-2013 Texas Instruments Inc. */ #include <linux/module.h> #include <linux/firmware.h> #include <linux/etherdevice.h> #include <linux/vmalloc.h> #include <linux/interrupt.h> #include <linux/irq.h> #include <linux/pm_runtime.h> #include <linux/pm_wakeirq.h> #include "wlcore.h" #include "debug.h" #include "wl12xx_80211.h" #include "io.h" #include "tx.h" #include "ps.h" #include "init.h" #include "debugfs.h" #include "testmode.h" #include "vendor_cmd.h" #include "scan.h" #include "hw_ops.h" #include "sysfs.h" #define WL1271_BOOT_RETRIES … #define WL1271_WAKEUP_TIMEOUT … static char *fwlog_param; static int fwlog_mem_blocks = …; static int bug_on_recovery = …; static int no_recovery = …; static void __wl1271_op_remove_interface(struct wl1271 *wl, struct ieee80211_vif *vif, bool reset_tx_queues); static void wlcore_op_stop_locked(struct wl1271 *wl); static void wl1271_free_ap_keys(struct wl1271 *wl, struct wl12xx_vif *wlvif); static int wl12xx_set_authorized(struct wl1271 *wl, struct wl12xx_vif *wlvif) { … } static void wl1271_reg_notify(struct wiphy *wiphy, struct regulatory_request *request) { … } static int wl1271_set_rx_streaming(struct wl1271 *wl, struct wl12xx_vif *wlvif, bool enable) { … } /* * this function is being called when the rx_streaming interval * has beed changed or rx_streaming should be disabled */ int wl1271_recalc_rx_streaming(struct wl1271 *wl, struct wl12xx_vif *wlvif) { … } static void wl1271_rx_streaming_enable_work(struct work_struct *work) { … } static void wl1271_rx_streaming_disable_work(struct work_struct *work) { … } static void wl1271_rx_streaming_timer(struct timer_list *t) { … } /* wl->mutex must be taken */ void wl12xx_rearm_tx_watchdog_locked(struct wl1271 *wl) { … } static void wlcore_rc_update_work(struct work_struct *work) { … } static void wl12xx_tx_watchdog_work(struct work_struct *work) { … } static void wlcore_adjust_conf(struct wl1271 *wl) { … } static void wl12xx_irq_ps_regulate_link(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 hlid, u8 tx_pkts) { … } static void wl12xx_irq_update_links_status(struct wl1271 *wl, struct wl12xx_vif *wlvif, struct wl_fw_status *status) { … } static int wlcore_fw_status(struct wl1271 *wl, struct wl_fw_status *status) { … } static void wl1271_flush_deferred_work(struct wl1271 *wl) { … } static void wl1271_netstack_work(struct work_struct *work) { … } #define WL1271_IRQ_MAX_LOOPS … static int wlcore_irq_locked(struct wl1271 *wl) { … } static irqreturn_t wlcore_irq(int irq, void *cookie) { … } struct vif_counter_data { … }; static void wl12xx_vif_count_iter(void *data, u8 *mac, struct ieee80211_vif *vif) { … } /* caller must not hold wl->mutex, as it might deadlock */ static void wl12xx_get_vif_count(struct ieee80211_hw *hw, struct ieee80211_vif *cur_vif, struct vif_counter_data *data) { … } static int wl12xx_fetch_firmware(struct wl1271 *wl, bool plt) { … } void wl12xx_queue_recovery_work(struct wl1271 *wl) { … } size_t wl12xx_copy_fwlog(struct wl1271 *wl, u8 *memblock, size_t maxlen) { … } static void wl12xx_read_fwlog_panic(struct wl1271 *wl) { … } static void wlcore_save_freed_pkts(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 hlid, struct ieee80211_sta *sta) { … } static void wlcore_save_freed_pkts_addr(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 hlid, const u8 *addr) { … } static void wlcore_print_recovery(struct wl1271 *wl) { … } static void wl1271_recovery_work(struct work_struct *work) { … } static int wlcore_fw_wakeup(struct wl1271 *wl) { … } static int wl1271_setup(struct wl1271 *wl) { … } static int wl12xx_set_power_on(struct wl1271 *wl) { … } static int wl12xx_chip_wakeup(struct wl1271 *wl, bool plt) { … } int wl1271_plt_start(struct wl1271 *wl, const enum plt_mode plt_mode) { … } int wl1271_plt_stop(struct wl1271 *wl) { … } static void wl1271_op_tx(struct ieee80211_hw *hw, struct ieee80211_tx_control *control, struct sk_buff *skb) { … } int wl1271_tx_dummy_packet(struct wl1271 *wl) { … } /* * The size of the dummy packet should be at least 1400 bytes. However, in * order to minimize the number of bus transactions, aligning it to 512 bytes * boundaries could be beneficial, performance wise */ #define TOTAL_TX_DUMMY_PACKET_SIZE … static struct sk_buff *wl12xx_alloc_dummy_packet(struct wl1271 *wl) { … } static int wl1271_validate_wowlan_pattern(struct cfg80211_pkt_pattern *p) { … } struct wl12xx_rx_filter *wl1271_rx_filter_alloc(void) { … } void wl1271_rx_filter_free(struct wl12xx_rx_filter *filter) { … } int wl1271_rx_filter_alloc_field(struct wl12xx_rx_filter *filter, u16 offset, u8 flags, const u8 *pattern, u8 len) { … } int wl1271_rx_filter_get_fields_size(struct wl12xx_rx_filter *filter) { … } void wl1271_rx_filter_flatten_fields(struct wl12xx_rx_filter *filter, u8 *buf) { … } /* * Allocates an RX filter returned through f * which needs to be freed using rx_filter_free() */ static int wl1271_convert_wowlan_pattern_to_rx_filter(struct cfg80211_pkt_pattern *p, struct wl12xx_rx_filter **f) { … } static int wl1271_configure_wowlan(struct wl1271 *wl, struct cfg80211_wowlan *wow) { … } static int wl1271_configure_suspend_sta(struct wl1271 *wl, struct wl12xx_vif *wlvif, struct cfg80211_wowlan *wow) { … } static int wl1271_configure_suspend_ap(struct wl1271 *wl, struct wl12xx_vif *wlvif, struct cfg80211_wowlan *wow) { … } static int wl1271_configure_suspend(struct wl1271 *wl, struct wl12xx_vif *wlvif, struct cfg80211_wowlan *wow) { … } static void wl1271_configure_resume(struct wl1271 *wl, struct wl12xx_vif *wlvif) { … } static int __maybe_unused wl1271_op_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wow) { … } static int __maybe_unused wl1271_op_resume(struct ieee80211_hw *hw) { … } static int wl1271_op_start(struct ieee80211_hw *hw) { … } static void wlcore_op_stop_locked(struct wl1271 *wl) { … } static void wlcore_op_stop(struct ieee80211_hw *hw, bool suspend) { … } static void wlcore_channel_switch_work(struct work_struct *work) { … } static void wlcore_connection_loss_work(struct work_struct *work) { … } static void wlcore_pending_auth_complete_work(struct work_struct *work) { … } static int wl12xx_allocate_rate_policy(struct wl1271 *wl, u8 *idx) { … } static void wl12xx_free_rate_policy(struct wl1271 *wl, u8 *idx) { … } static int wlcore_allocate_klv_template(struct wl1271 *wl, u8 *idx) { … } static void wlcore_free_klv_template(struct wl1271 *wl, u8 *idx) { … } static u8 wl12xx_get_role_type(struct wl1271 *wl, struct wl12xx_vif *wlvif) { … } static int wl12xx_init_vif_data(struct wl1271 *wl, struct ieee80211_vif *vif) { … } static int wl12xx_init_fw(struct wl1271 *wl) { … } static bool wl12xx_dev_role_started(struct wl12xx_vif *wlvif) { … } /* * Check whether a fw switch (i.e. moving from one loaded * fw to another) is needed. This function is also responsible * for updating wl->last_vif_count, so it must be called before * loading a non-plt fw (so the correct fw (single-role/multi-role) * will be used). */ static bool wl12xx_need_fw_change(struct wl1271 *wl, struct vif_counter_data vif_counter_data, bool add) { … } /* * Enter "forced psm". Make sure the sta is in psm against the ap, * to make the fw switch a bit more disconnection-persistent. */ static void wl12xx_force_active_psm(struct wl1271 *wl) { … } struct wlcore_hw_queue_iter_data { … }; static void wlcore_hw_queue_iter(void *data, u8 *mac, struct ieee80211_vif *vif) { … } static int wlcore_allocate_hw_queue_base(struct wl1271 *wl, struct wl12xx_vif *wlvif) { … } static int wl1271_op_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { … } static void __wl1271_op_remove_interface(struct wl1271 *wl, struct ieee80211_vif *vif, bool reset_tx_queues) { … } static void wl1271_op_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { … } static int wl12xx_op_change_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif, enum nl80211_iftype new_type, bool p2p) { … } static int wlcore_join(struct wl1271 *wl, struct wl12xx_vif *wlvif) { … } static int wl1271_ssid_set(struct wl12xx_vif *wlvif, struct sk_buff *skb, int offset) { … } static int wlcore_set_ssid(struct wl1271 *wl, struct wl12xx_vif *wlvif) { … } static int wlcore_set_assoc(struct wl1271 *wl, struct wl12xx_vif *wlvif, struct ieee80211_bss_conf *bss_conf, u32 sta_rate_set) { … } static int wlcore_unset_assoc(struct wl1271 *wl, struct wl12xx_vif *wlvif) { … } static void wl1271_set_band_rate(struct wl1271 *wl, struct wl12xx_vif *wlvif) { … } static void wl1271_sta_handle_idle(struct wl1271 *wl, struct wl12xx_vif *wlvif, bool idle) { … } static int wl12xx_config_vif(struct wl1271 *wl, struct wl12xx_vif *wlvif, struct ieee80211_conf *conf, u32 changed) { … } static int wl1271_op_config(struct ieee80211_hw *hw, u32 changed) { … } struct wl1271_filter_params { … }; static u64 wl1271_op_prepare_multicast(struct ieee80211_hw *hw, struct netdev_hw_addr_list *mc_list) { … } #define WL1271_SUPPORTED_FILTERS … static void wl1271_op_configure_filter(struct ieee80211_hw *hw, unsigned int changed, unsigned int *total, u64 multicast) { … } static int wl1271_record_ap_key(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 id, u8 key_type, u8 key_size, const u8 *key, u8 hlid, u32 tx_seq_32, u16 tx_seq_16, bool is_pairwise) { … } static void wl1271_free_ap_keys(struct wl1271 *wl, struct wl12xx_vif *wlvif) { … } static int wl1271_ap_init_hwenc(struct wl1271 *wl, struct wl12xx_vif *wlvif) { … } static int wl1271_set_key(struct wl1271 *wl, struct wl12xx_vif *wlvif, u16 action, u8 id, u8 key_type, u8 key_size, const u8 *key, u32 tx_seq_32, u16 tx_seq_16, struct ieee80211_sta *sta, bool is_pairwise) { … } static int wlcore_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct ieee80211_key_conf *key_conf) { … } int wlcore_set_key(struct wl1271 *wl, enum set_key_cmd cmd, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct ieee80211_key_conf *key_conf) { … } EXPORT_SYMBOL_GPL(…); static void wl1271_op_set_default_key_idx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, int key_idx) { … } void wlcore_regdomain_config(struct wl1271 *wl) { … } static int wl1271_op_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_scan_request *hw_req) { … } static void wl1271_op_cancel_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { … } static int wl1271_op_sched_scan_start(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct cfg80211_sched_scan_request *req, struct ieee80211_scan_ies *ies) { … } static int wl1271_op_sched_scan_stop(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { … } static int wl1271_op_set_frag_threshold(struct ieee80211_hw *hw, u32 value) { … } static int wl1271_op_set_rts_threshold(struct ieee80211_hw *hw, u32 value) { … } static void wl12xx_remove_ie(struct sk_buff *skb, u8 eid, int ieoffset) { … } static void wl12xx_remove_vendor_ie(struct sk_buff *skb, unsigned int oui, u8 oui_type, int ieoffset) { … } static int wl1271_ap_set_probe_resp_tmpl(struct wl1271 *wl, u32 rates, struct ieee80211_vif *vif) { … } static int wl1271_ap_set_probe_resp_tmpl_legacy(struct wl1271 *wl, struct ieee80211_vif *vif, u8 *probe_rsp_data, size_t probe_rsp_len, u32 rates) { … } static int wl1271_bss_erp_info_changed(struct wl1271 *wl, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, u32 changed) { … } static int wlcore_set_beacon_template(struct wl1271 *wl, struct ieee80211_vif *vif, bool is_ap) { … } static int wl1271_bss_beacon_info_changed(struct wl1271 *wl, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, u32 changed) { … } /* AP mode changes */ static void wl1271_bss_info_changed_ap(struct wl1271 *wl, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, u32 changed) { … } static int wlcore_set_bssid(struct wl1271 *wl, struct wl12xx_vif *wlvif, struct ieee80211_vif *vif, u32 sta_rate_set) { … } static int wlcore_clear_bssid(struct wl1271 *wl, struct wl12xx_vif *wlvif) { … } /* STA/IBSS mode changes */ static void wl1271_bss_info_changed_sta(struct wl1271 *wl, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, u32 changed) { … } static void wl1271_op_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, u64 changed) { … } static int wlcore_op_add_chanctx(struct ieee80211_hw *hw, struct ieee80211_chanctx_conf *ctx) { … } static void wlcore_op_remove_chanctx(struct ieee80211_hw *hw, struct ieee80211_chanctx_conf *ctx) { … } static void wlcore_op_change_chanctx(struct ieee80211_hw *hw, struct ieee80211_chanctx_conf *ctx, u32 changed) { … } static int wlcore_op_assign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *link_conf, struct ieee80211_chanctx_conf *ctx) { … } static void wlcore_op_unassign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *link_conf, struct ieee80211_chanctx_conf *ctx) { … } static int __wlcore_switch_vif_chan(struct wl1271 *wl, struct wl12xx_vif *wlvif, struct ieee80211_chanctx_conf *new_ctx) { … } static int wlcore_op_switch_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_vif_chanctx_switch *vifs, int n_vifs, enum ieee80211_chanctx_switch_mode mode) { … } static int wl1271_op_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, unsigned int link_id, u16 queue, const struct ieee80211_tx_queue_params *params) { … } static u64 wl1271_op_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { … } static int wl1271_op_get_survey(struct ieee80211_hw *hw, int idx, struct survey_info *survey) { … } static int wl1271_allocate_sta(struct wl1271 *wl, struct wl12xx_vif *wlvif, struct ieee80211_sta *sta) { … } void wl1271_free_sta(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 hlid) { … } static int wl12xx_sta_add(struct wl1271 *wl, struct wl12xx_vif *wlvif, struct ieee80211_sta *sta) { … } static int wl12xx_sta_remove(struct wl1271 *wl, struct wl12xx_vif *wlvif, struct ieee80211_sta *sta) { … } static void wlcore_roc_if_possible(struct wl1271 *wl, struct wl12xx_vif *wlvif) { … } /* * when wl_sta is NULL, we treat this call as if coming from a * pending auth reply. * wl->mutex must be taken and the FW must be awake when the call * takes place. */ void wlcore_update_inconn_sta(struct wl1271 *wl, struct wl12xx_vif *wlvif, struct wl1271_station *wl_sta, bool in_conn) { … } static int wl12xx_update_sta_state(struct wl1271 *wl, struct wl12xx_vif *wlvif, struct ieee80211_sta *sta, enum ieee80211_sta_state old_state, enum ieee80211_sta_state new_state) { … } static int wl12xx_op_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) { … } static int wl1271_op_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_ampdu_params *params) { … } static int wl12xx_set_bitrate_mask(struct ieee80211_hw *hw, struct ieee80211_vif *vif, const struct cfg80211_bitrate_mask *mask) { … } static void wl12xx_op_channel_switch(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_channel_switch *ch_switch) { … } static const void *wlcore_get_beacon_ie(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 eid) { … } static int wlcore_get_csa_count(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 *csa_count) { … } static void wlcore_op_channel_switch_beacon(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct cfg80211_chan_def *chandef) { … } static void wlcore_op_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u32 queues, bool drop) { … } static int wlcore_op_remain_on_channel(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_channel *chan, int duration, enum ieee80211_roc_type type) { … } static int __wlcore_roc_completed(struct wl1271 *wl) { … } static int wlcore_roc_completed(struct wl1271 *wl) { … } static void wlcore_roc_complete_work(struct work_struct *work) { … } static int wlcore_op_cancel_remain_on_channel(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { … } static void wlcore_op_sta_rc_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta, u32 changed) { … } static void wlcore_op_sta_statistics(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct station_info *sinfo) { … } static u32 wlcore_op_get_expected_throughput(struct ieee80211_hw *hw, struct ieee80211_sta *sta) { … } static bool wl1271_tx_frames_pending(struct ieee80211_hw *hw) { … } /* can't be const, mac80211 writes to this */ static struct ieee80211_rate wl1271_rates[] = …; /* can't be const, mac80211 writes to this */ static struct ieee80211_channel wl1271_channels[] = …; /* can't be const, mac80211 writes to this */ static struct ieee80211_supported_band wl1271_band_2ghz = …; /* 5 GHz data rates for WL1273 */ static struct ieee80211_rate wl1271_rates_5ghz[] = …; /* 5 GHz band channels for WL1273 */ static struct ieee80211_channel wl1271_channels_5ghz[] = …; static struct ieee80211_supported_band wl1271_band_5ghz = …; static const struct ieee80211_ops wl1271_ops = …; u8 wlcore_rate_to_idx(struct wl1271 *wl, u8 rate, enum nl80211_band band) { … } static void wl12xx_derive_mac_addresses(struct wl1271 *wl, u32 oui, u32 nic) { … } static int wl12xx_get_hw_info(struct wl1271 *wl) { … } static int wl1271_register_hw(struct wl1271 *wl) { … } static void wl1271_unregister_hw(struct wl1271 *wl) { … } static int wl1271_init_ieee80211(struct wl1271 *wl) { … } struct ieee80211_hw *wlcore_alloc_hw(size_t priv_size, u32 aggr_buf_size, u32 mbox_size) { … } EXPORT_SYMBOL_GPL(…); int wlcore_free_hw(struct wl1271 *wl) { … } EXPORT_SYMBOL_GPL(…); #ifdef CONFIG_PM static const struct wiphy_wowlan_support wlcore_wowlan_support = …; #endif static irqreturn_t wlcore_hardirq(int irq, void *cookie) { … } static void wlcore_nvs_cb(const struct firmware *fw, void *context) { … } static int __maybe_unused wlcore_runtime_suspend(struct device *dev) { … } static int __maybe_unused wlcore_runtime_resume(struct device *dev) { … } static const struct dev_pm_ops wlcore_pm_ops = …; int wlcore_probe(struct wl1271 *wl, struct platform_device *pdev) { … } EXPORT_SYMBOL_GPL(…); void wlcore_remove(struct platform_device *pdev) { … } EXPORT_SYMBOL_GPL(…); u32 wl12xx_debug_level = …; EXPORT_SYMBOL_GPL(…); module_param_named(debug_level, wl12xx_debug_level, uint, 0600); MODULE_PARM_DESC(…) …; module_param_named(fwlog, fwlog_param, charp, 0); MODULE_PARM_DESC(…) …; module_param(fwlog_mem_blocks, int, 0600); MODULE_PARM_DESC(…) …; module_param(bug_on_recovery, int, 0600); MODULE_PARM_DESC(…) …; module_param(no_recovery, int, 0600); MODULE_PARM_DESC(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …; MODULE_AUTHOR(…) …; MODULE_AUTHOR(…) …;
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