/* SPDX-License-Identifier: GPL-2.0-only */ /* * This file is part of wl1271 * * Copyright (C) 1998-2009 Texas Instruments. All rights reserved. * Copyright (C) 2008-2009 Nokia Corporation * * Contact: Luciano Coelho */ #ifndef __WLCORE_I_H__ #define __WLCORE_I_H__ #include #include #include #include #include #include #include "conf.h" #include "ini.h" struct wilink_family_data { const char *name; const char *nvs_name; /* wl12xx nvs file */ const char *cfg_name; /* wl18xx cfg file */ }; #define WL1271_TX_SECURITY_LO16(s) ((u16)((s) & 0xffff)) #define WL1271_TX_SECURITY_HI32(s) ((u32)(((s) >> 16) & 0xffffffff)) #define WL1271_TX_SQN_POST_RECOVERY_PADDING 0xff /* Use smaller padding for GEM, as some APs have issues when it's too big */ #define WL1271_TX_SQN_POST_RECOVERY_PADDING_GEM 0x20 #define WL1271_CIPHER_SUITE_GEM 0x00147201 #define WL1271_BUSY_WORD_CNT 1 #define WL1271_BUSY_WORD_LEN (WL1271_BUSY_WORD_CNT * sizeof(u32)) #define WL1271_ELP_HW_STATE_ASLEEP 0 #define WL1271_ELP_HW_STATE_IRQ 1 #define WL1271_DEFAULT_BEACON_INT 100 #define WL1271_DEFAULT_DTIM_PERIOD 1 #define WL12XX_MAX_ROLES 4 #define WL12XX_INVALID_ROLE_ID 0xff #define WL12XX_INVALID_LINK_ID 0xff /* * max number of links allowed by all HWs. * this is NOT the actual max links supported by the current hw. */ #define WLCORE_MAX_LINKS 16 /* the driver supports the 2.4Ghz and 5Ghz bands */ #define WLCORE_NUM_BANDS 2 #define WL12XX_MAX_RATE_POLICIES 16 #define WLCORE_MAX_KLV_TEMPLATES 4 /* Defined by FW as 0. Will not be freed or allocated. */ #define WL12XX_SYSTEM_HLID 0 /* * When in AP-mode, we allow (at least) this number of packets * to be transmitted to FW for a STA in PS-mode. Only when packets are * present in the FW buffers it will wake the sleeping STA. We want to put * enough packets for the driver to transmit all of its buffered data before * the STA goes to sleep again. But we don't want to take too much memory * as it might hurt the throughput of active STAs. */ #define WL1271_PS_STA_MAX_PACKETS 2 #define WL1271_AP_BSS_INDEX 0 #define WL1271_AP_DEF_BEACON_EXP 20 enum wlcore_state { WLCORE_STATE_OFF, WLCORE_STATE_RESTARTING, WLCORE_STATE_ON, }; enum wl12xx_fw_type { WL12XX_FW_TYPE_NONE, WL12XX_FW_TYPE_NORMAL, WL12XX_FW_TYPE_MULTI, WL12XX_FW_TYPE_PLT, }; struct wl1271; enum { FW_VER_CHIP, FW_VER_IF_TYPE, FW_VER_MAJOR, FW_VER_SUBTYPE, FW_VER_MINOR, NUM_FW_VER }; struct wl1271_chip { u32 id; char fw_ver_str[ETHTOOL_FWVERS_LEN]; unsigned int fw_ver[NUM_FW_VER]; char phy_fw_ver_str[ETHTOOL_FWVERS_LEN]; }; #define NUM_TX_QUEUES 4 struct wl_fw_status { u32 intr; u8 fw_rx_counter; u8 drv_rx_counter; u8 tx_results_counter; __le32 *rx_pkt_descs; u32 fw_localtime; /* * A bitmap (where each bit represents a single HLID) * to indicate if the station is in PS mode. */ u32 link_ps_bitmap; /* * A bitmap (where each bit represents a single HLID) to indicate * if the station is in Fast mode */ u32 link_fast_bitmap; /* Cumulative counter of total released mem blocks since FW-reset */ u32 total_released_blks; /* Size (in Memory Blocks) of TX pool */ u32 tx_total; struct { /* * Cumulative counter of released packets per AC * (length of the array is NUM_TX_QUEUES) */ u8 *tx_released_pkts; /* * Cumulative counter of freed packets per HLID * (length of the array is wl->num_links) */ u8 *tx_lnk_free_pkts; /* Cumulative counter of released Voice memory blocks */ u8 tx_voice_released_blks; /* Tx rate of the last transmitted packet */ u8 tx_last_rate; /* Tx rate or Tx rate estimate pre calculated by fw in mbps */ u8 tx_last_rate_mbps; /* hlid for which the rates were reported */ u8 hlid; } counters; u32 log_start_addr; /* Private status to be used by the lower drivers */ void *priv; }; #define WL1271_MAX_CHANNELS 64 struct wl1271_scan { struct cfg80211_scan_request *req; unsigned long scanned_ch[BITS_TO_LONGS(WL1271_MAX_CHANNELS)]; bool failed; u8 state; u8 ssid[IEEE80211_MAX_SSID_LEN+1]; size_t ssid_len; }; struct wl1271_if_operations { int __must_check (*read)(struct device *child, int addr, void *buf, size_t len, bool fixed); int __must_check (*write)(struct device *child, int addr, void *buf, size_t len, bool fixed); void (*reset)(struct device *child); void (*init)(struct device *child); int (*power)(struct device *child, bool enable); void (*set_block_size) (struct device *child, unsigned int blksz); }; struct wlcore_platdev_data { struct wl1271_if_operations *if_ops; const struct wilink_family_data *family; bool ref_clock_xtal; /* specify whether the clock is XTAL or not */ u32 ref_clock_freq; /* in Hertz */ u32 tcxo_clock_freq; /* in Hertz, tcxo is always XTAL */ bool pwr_in_suspend; }; #define MAX_NUM_KEYS 14 #define MAX_KEY_SIZE 32 struct wl1271_ap_key { u8 id; u8 key_type; u8 key_size; u8 key[MAX_KEY_SIZE]; u8 hlid; u32 tx_seq_32; u16 tx_seq_16; bool is_pairwise; }; enum wl12xx_flags { WL1271_FLAG_GPIO_POWER, WL1271_FLAG_TX_QUEUE_STOPPED, WL1271_FLAG_TX_PENDING, WL1271_FLAG_IN_ELP, WL1271_FLAG_IRQ_RUNNING, WL1271_FLAG_FW_TX_BUSY, WL1271_FLAG_DUMMY_PACKET_PENDING, WL1271_FLAG_SUSPENDED, WL1271_FLAG_PENDING_WORK, WL1271_FLAG_SOFT_GEMINI, WL1271_FLAG_RECOVERY_IN_PROGRESS, WL1271_FLAG_VIF_CHANGE_IN_PROGRESS, WL1271_FLAG_INTENDED_FW_RECOVERY, WL1271_FLAG_IO_FAILED, WL1271_FLAG_REINIT_TX_WDOG, }; enum wl12xx_vif_flags { WLVIF_FLAG_INITIALIZED, WLVIF_FLAG_STA_ASSOCIATED, WLVIF_FLAG_STA_AUTHORIZED, WLVIF_FLAG_IBSS_JOINED, WLVIF_FLAG_AP_STARTED, WLVIF_FLAG_IN_PS, WLVIF_FLAG_STA_STATE_SENT, WLVIF_FLAG_RX_STREAMING_STARTED, WLVIF_FLAG_PSPOLL_FAILURE, WLVIF_FLAG_CS_PROGRESS, WLVIF_FLAG_AP_PROBE_RESP_SET, WLVIF_FLAG_IN_USE, WLVIF_FLAG_ACTIVE, WLVIF_FLAG_BEACON_DISABLED, }; struct wl12xx_vif; struct wl1271_link { /* AP-mode - TX queue per AC in link */ struct sk_buff_head tx_queue[NUM_TX_QUEUES]; /* accounting for allocated / freed packets in FW */ u8 allocated_pkts; u8 prev_freed_pkts; u8 addr[ETH_ALEN]; /* bitmap of TIDs where RX BA sessions are active for this link */ u8 ba_bitmap; /* the last fw rate index we used for this link */ u8 fw_rate_idx; /* the last fw rate [Mbps] we used for this link */ u8 fw_rate_mbps; /* The wlvif this link belongs to. Might be null for global links */ struct wl12xx_vif *wlvif; /* * total freed FW packets on the link - used for tracking the * AES/TKIP PN across recoveries. Re-initialized each time * from the wl1271_station structure. */ u64 total_freed_pkts; }; #define WL1271_MAX_RX_FILTERS 5 #define WL1271_RX_FILTER_MAX_FIELDS 8 #define WL1271_RX_FILTER_ETH_HEADER_SIZE 14 #define WL1271_RX_FILTER_MAX_FIELDS_SIZE 95 #define RX_FILTER_FIELD_OVERHEAD \ (sizeof(struct wl12xx_rx_filter_field) - sizeof(u8 *)) #define WL1271_RX_FILTER_MAX_PATTERN_SIZE \ (WL1271_RX_FILTER_MAX_FIELDS_SIZE - RX_FILTER_FIELD_OVERHEAD) #define WL1271_RX_FILTER_FLAG_MASK BIT(0) #define WL1271_RX_FILTER_FLAG_IP_HEADER 0 #define WL1271_RX_FILTER_FLAG_ETHERNET_HEADER BIT(1) enum rx_filter_action { FILTER_DROP = 0, FILTER_SIGNAL = 1, FILTER_FW_HANDLE = 2 }; enum plt_mode { PLT_OFF = 0, PLT_ON = 1, PLT_FEM_DETECT = 2, PLT_CHIP_AWAKE = 3 }; struct wl12xx_rx_filter_field { __le16 offset; u8 len; u8 flags; u8 *pattern; } __packed; struct wl12xx_rx_filter { u8 action; int num_fields; struct wl12xx_rx_filter_field fields[WL1271_RX_FILTER_MAX_FIELDS]; }; struct wl1271_station { u8 hlid; bool in_connection; /* * total freed FW packets on the link to the STA - used for tracking the * AES/TKIP PN across recoveries. Re-initialized each time from the * wl1271_station structure. * Used in both AP and STA mode. */ u64 total_freed_pkts; }; struct wl12xx_vif { struct wl1271 *wl; struct list_head list; unsigned long flags; u8 bss_type; u8 p2p; /* we are using p2p role */ u8 role_id; /* sta/ibss specific */ u8 dev_role_id; u8 dev_hlid; union { struct { u8 hlid; u8 basic_rate_idx; u8 ap_rate_idx; u8 p2p_rate_idx; u8 klv_template_id; bool qos; /* channel type we started the STA role with */ enum nl80211_channel_type role_chan_type; } sta; struct { u8 global_hlid; u8 bcast_hlid; /* HLIDs bitmap of associated stations */ unsigned long sta_hlid_map[BITS_TO_LONGS( WLCORE_MAX_LINKS)]; /* recoreded keys - set here before AP startup */ struct wl1271_ap_key *recorded_keys[MAX_NUM_KEYS]; u8 mgmt_rate_idx; u8 bcast_rate_idx; u8 ucast_rate_idx[CONF_TX_MAX_AC_COUNT]; } ap; }; /* the hlid of the last transmitted skb */ int last_tx_hlid; /* counters of packets per AC, across all links in the vif */ int tx_queue_count[NUM_TX_QUEUES]; unsigned long links_map[BITS_TO_LONGS(WLCORE_MAX_LINKS)]; u8 ssid[IEEE80211_MAX_SSID_LEN + 1]; u8 ssid_len; /* The current band */ enum nl80211_band band; int channel; enum nl80211_channel_type channel_type; u32 bitrate_masks[WLCORE_NUM_BANDS]; u32 basic_rate_set; /* * currently configured rate set: * bits 0-15 - 802.11abg rates * bits 16-23 - 802.11n MCS index mask * support only 1 stream, thus only 8 bits for the MCS rates (0-7). */ u32 basic_rate; u32 rate_set; /* probe-req template for the current AP */ struct sk_buff *probereq; /* Beaconing interval (needed for ad-hoc) */ u32 beacon_int; /* Default key (for WEP) */ u32 default_key; /* Our association ID */ u16 aid; /* retry counter for PSM entries */ u8 psm_entry_retry; /* in dBm */ int power_level; int rssi_thold; int last_rssi_event; /* save the current encryption type for auto-arp config */ u8 encryption_type; __be32 ip_addr; /* RX BA constraint value */ bool ba_support; bool ba_allowed; bool wmm_enabled; bool radar_enabled; /* Rx Streaming */ struct work_struct rx_streaming_enable_work; struct work_struct rx_streaming_disable_work; struct timer_list rx_streaming_timer; struct delayed_work channel_switch_work; struct delayed_work connection_loss_work; /* number of in connection stations */ int inconn_count; /* * This vif's queues are mapped to mac80211 HW queues as: * VO - hw_queue_base * VI - hw_queue_base + 1 * BE - hw_queue_base + 2 * BK - hw_queue_base + 3 */ int hw_queue_base; /* do we have a pending auth reply? (and ROC) */ bool ap_pending_auth_reply; /* time when we sent the pending auth reply */ unsigned long pending_auth_reply_time; /* work for canceling ROC after pending auth reply */ struct delayed_work pending_auth_complete_work; /* update rate conrol */ enum ieee80211_sta_rx_bandwidth rc_update_bw; struct ieee80211_sta_ht_cap rc_ht_cap; struct work_struct rc_update_work; /* * total freed FW packets on the link. * For STA this holds the PN of the link to the AP. * For AP this holds the PN of the broadcast link. */ u64 total_freed_pkts; /* * This struct must be last! * data that has to be saved acrossed reconfigs (e.g. recovery) * should be declared in this struct. */ struct { u8 persistent[0]; }; }; static inline struct wl12xx_vif *wl12xx_vif_to_data(struct ieee80211_vif *vif) { WARN_ON(!vif); return (struct wl12xx_vif *)vif->drv_priv; } static inline struct ieee80211_vif *wl12xx_wlvif_to_vif(struct wl12xx_vif *wlvif) { return container_of((void *)wlvif, struct ieee80211_vif, drv_priv); } static inline bool wlcore_is_p2p_mgmt(struct wl12xx_vif *wlvif) { return wl12xx_wlvif_to_vif(wlvif)->type == NL80211_IFTYPE_P2P_DEVICE; } #define wl12xx_for_each_wlvif(wl, wlvif) \ list_for_each_entry(wlvif, &wl->wlvif_list, list) #define wl12xx_for_each_wlvif_continue(wl, wlvif) \ list_for_each_entry_continue(wlvif, &wl->wlvif_list, list) #define wl12xx_for_each_wlvif_bss_type(wl, wlvif, _bss_type) \ wl12xx_for_each_wlvif(wl, wlvif) \ if (wlvif->bss_type == _bss_type) #define wl12xx_for_each_wlvif_sta(wl, wlvif) \ wl12xx_for_each_wlvif_bss_type(wl, wlvif, BSS_TYPE_STA_BSS) #define wl12xx_for_each_wlvif_ap(wl, wlvif) \ wl12xx_for_each_wlvif_bss_type(wl, wlvif, BSS_TYPE_AP_BSS) int wl1271_plt_start(struct wl1271 *wl, const enum plt_mode plt_mode); int wl1271_plt_stop(struct wl1271 *wl); int wl1271_recalc_rx_streaming(struct wl1271 *wl, struct wl12xx_vif *wlvif); void wl12xx_queue_recovery_work(struct wl1271 *wl); size_t wl12xx_copy_fwlog(struct wl1271 *wl, u8 *memblock, size_t maxlen); int wl1271_rx_filter_alloc_field(struct wl12xx_rx_filter *filter, u16 offset, u8 flags, const u8 *pattern, u8 len); void wl1271_rx_filter_free(struct wl12xx_rx_filter *filter); struct wl12xx_rx_filter *wl1271_rx_filter_alloc(void); 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); #define JOIN_TIMEOUT 5000 /* 5000 milliseconds to join */ #define SESSION_COUNTER_MAX 6 /* maximum value for the session counter */ #define SESSION_COUNTER_INVALID 7 /* used with dummy_packet */ #define WL1271_DEFAULT_POWER_LEVEL 0 #define WL1271_TX_QUEUE_LOW_WATERMARK 32 #define WL1271_TX_QUEUE_HIGH_WATERMARK 256 #define WL1271_DEFERRED_QUEUE_LIMIT 64 /* WL1271 needs a 200ms sleep after power on, and a 20ms sleep before power on in case is has been shut down shortly before */ #define WL1271_PRE_POWER_ON_SLEEP 20 /* in milliseconds */ #define WL1271_POWER_ON_SLEEP 200 /* in milliseconds */ /* Macros to handle wl1271.sta_rate_set */ #define HW_BG_RATES_MASK 0xffff #define HW_HT_RATES_OFFSET 16 #define HW_MIMO_RATES_OFFSET 24 #endif /* __WLCORE_I_H__ */