/*
* Copyright (c) 2010-2011 Atheros Communications Inc.
* Copyright (c) 2011-2012 Qualcomm Atheros, Inc.
*
* 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 CORE_H
#define CORE_H
#include <linux/etherdevice.h>
#include <linux/rtnetlink.h>
#include <linux/firmware.h>
#include <linux/sched.h>
#include <linux/circ_buf.h>
#include <net/cfg80211.h>
#include "htc.h"
#include "wmi.h"
#include "bmi.h"
#include "target.h"
#define MAX_ATH6KL 1
#define ATH6KL_MAX_RX_BUFFERS 16
#define ATH6KL_BUFFER_SIZE 1664
#define ATH6KL_MAX_AMSDU_RX_BUFFERS 4
#define ATH6KL_AMSDU_REFILL_THRESHOLD 3
#define ATH6KL_AMSDU_BUFFER_SIZE (WMI_MAX_AMSDU_RX_DATA_FRAME_LENGTH + 128)
#define MAX_MSDU_SUBFRAME_PAYLOAD_LEN 1508
#define MIN_MSDU_SUBFRAME_PAYLOAD_LEN 46
#define USER_SAVEDKEYS_STAT_INIT 0
#define USER_SAVEDKEYS_STAT_RUN 1
#define ATH6KL_TX_TIMEOUT 10
#define ATH6KL_MAX_ENDPOINTS 4
#define MAX_NODE_NUM 15
#define ATH6KL_APSD_ALL_FRAME 0xFFFF
#define ATH6KL_APSD_NUM_OF_AC 0x4
#define ATH6KL_APSD_FRAME_MASK 0xF
/* Extra bytes for htc header alignment */
#define ATH6KL_HTC_ALIGN_BYTES 3
/* MAX_HI_COOKIE_NUM are reserved for high priority traffic */
#define MAX_DEF_COOKIE_NUM 180
#define MAX_HI_COOKIE_NUM 18 /* 10% of MAX_COOKIE_NUM */
#define MAX_COOKIE_NUM (MAX_DEF_COOKIE_NUM + MAX_HI_COOKIE_NUM)
#define MAX_DEFAULT_SEND_QUEUE_DEPTH (MAX_DEF_COOKIE_NUM / WMM_NUM_AC)
#define DISCON_TIMER_INTVAL 10000 /* in msec */
/* Channel dwell time in fg scan */
#define ATH6KL_FG_SCAN_INTERVAL 50 /* in ms */
/* includes also the null byte */
#define ATH6KL_FIRMWARE_MAGIC "QCA-ATH6KL"
enum ath6kl_fw_ie_type {
ATH6KL_FW_IE_FW_VERSION = 0,
ATH6KL_FW_IE_TIMESTAMP = 1,
ATH6KL_FW_IE_OTP_IMAGE = 2,
ATH6KL_FW_IE_FW_IMAGE = 3,
ATH6KL_FW_IE_PATCH_IMAGE = 4,
ATH6KL_FW_IE_RESERVED_RAM_SIZE = 5,
ATH6KL_FW_IE_CAPABILITIES = 6,
ATH6KL_FW_IE_PATCH_ADDR = 7,
ATH6KL_FW_IE_BOARD_ADDR = 8,
ATH6KL_FW_IE_VIF_MAX = 9,
};
enum ath6kl_fw_capability {
ATH6KL_FW_CAPABILITY_HOST_P2P = 0,
ATH6KL_FW_CAPABILITY_SCHED_SCAN = 1,
/*
* Firmware is capable of supporting P2P mgmt operations on a
* station interface. After group formation, the station
* interface will become a P2P client/GO interface as the case may be
*/
ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX,
/*
* Firmware has support to cleanup inactive stations
* in AP mode.
*/
ATH6KL_FW_CAPABILITY_INACTIVITY_TIMEOUT,
/* Firmware has support to override rsn cap of rsn ie */
ATH6KL_FW_CAPABILITY_RSN_CAP_OVERRIDE,
/*
* Multicast support in WOW and host awake mode.
* Allow all multicast in host awake mode.
* Apply multicast filter in WOW mode.
*/
ATH6KL_FW_CAPABILITY_WOW_MULTICAST_FILTER,
/* Firmware supports enhanced bmiss detection */
ATH6KL_FW_CAPABILITY_BMISS_ENHANCE,
/*
* FW supports matching of ssid in schedule scan
*/
ATH6KL_FW_CAPABILITY_SCHED_SCAN_MATCH_LIST,
/* Firmware supports filtering BSS results by RSSI */
ATH6KL_FW_CAPABILITY_RSSI_SCAN_THOLD,
/* FW sets mac_addr[4] ^= 0x80 for newly created interfaces */
ATH6KL_FW_CAPABILITY_CUSTOM_MAC_ADDR,
/* Firmware supports TX error rate notification */
ATH6KL_FW_CAPABILITY_TX_ERR_NOTIFY,
/* supports WMI_SET_REGDOMAIN_CMDID command */
ATH6KL_FW_CAPABILITY_REGDOMAIN,
/* Firmware supports sched scan decoupled from host sleep */
ATH6KL_FW_CAPABILITY_SCHED_SCAN_V2,
/*
* Firmware capability for hang detection through heart beat
* challenge messages.
*/
ATH6KL_FW_CAPABILITY_HEART_BEAT_POLL,
/* WMI_SET_TX_SELECT_RATES_CMDID uses 64 bit size rate table */
ATH6KL_FW_CAPABILITY_64BIT_RATES,
/* WMI_AP_CONN_INACT_CMDID uses minutes as units */
ATH6KL_FW_CAPABILITY_AP_INACTIVITY_MINS,
/* use low priority endpoint for all data */
ATH6KL_FW_CAPABILITY_MAP_LP_ENDPOINT,
/* ratetable is the 2 stream version (max MCS15) */
ATH6KL_FW_CAPABILITY_RATETABLE_MCS15,
/* firmware doesn't support IP checksumming */
ATH6KL_FW_CAPABILITY_NO_IP_CHECKSUM,
/* this needs to be last */
ATH6KL_FW_CAPABILITY_MAX,
};
#define ATH6KL_CAPABILITY_LEN (ALIGN(ATH6KL_FW_CAPABILITY_MAX, 32) / 32)
struct ath6kl_fw_ie {
__le32 id;
__le32 len;
u8 data[];
};
enum ath6kl_hw_flags {
ATH6KL_HW_SDIO_CRC_ERROR_WAR = BIT(3),
};
#define ATH6KL_FW_API2_FILE "fw-2.bin"
#define ATH6KL_FW_API3_FILE "fw-3.bin"
#define ATH6KL_FW_API4_FILE "fw-4.bin"
#define ATH6KL_FW_API5_FILE "fw-5.bin"
/* AR6003 1.0 definitions */
#define AR6003_HW_1_0_VERSION 0x300002ba
/* AR6003 2.0 definitions */
#define AR6003_HW_2_0_VERSION 0x30000384
#define AR6003_HW_2_0_PATCH_DOWNLOAD_ADDRESS 0x57e910
#define AR6003_HW_2_0_FW_DIR "ath6k/AR6003/hw2.0"
#define AR6003_HW_2_0_OTP_FILE "otp.bin.z77"
#define AR6003_HW_2_0_FIRMWARE_FILE "athwlan.bin.z77"
#define AR6003_HW_2_0_TCMD_FIRMWARE_FILE "athtcmd_ram.bin"
#define AR6003_HW_2_0_PATCH_FILE "data.patch.bin"
#define AR6003_HW_2_0_BOARD_DATA_FILE AR6003_HW_2_0_FW_DIR "/bdata.bin"
#define AR6003_HW_2_0_DEFAULT_BOARD_DATA_FILE \
AR6003_HW_2_0_FW_DIR "/bdata.SD31.bin"
/* AR6003 3.0 definitions */
#define AR6003_HW_2_1_1_VERSION 0x30000582
#define AR6003_HW_2_1_1_FW_DIR "ath6k/AR6003/hw2.1.1"
#define AR6003_HW_2_1_1_OTP_FILE "otp.bin"
#define AR6003_HW_2_1_1_FIRMWARE_FILE "athwlan.bin"
#define AR6003_HW_2_1_1_TCMD_FIRMWARE_FILE "athtcmd_ram.bin"
#define AR6003_HW_2_1_1_UTF_FIRMWARE_FILE "utf.bin"
#define AR6003_HW_2_1_1_TESTSCRIPT_FILE "nullTestFlow.bin"
#define AR6003_HW_2_1_1_PATCH_FILE "data.patch.bin"
#define AR6003_HW_2_1_1_BOARD_DATA_FILE AR6003_HW_2_1_1_FW_DIR "/bdata.bin"
#define AR6003_HW_2_1_1_DEFAULT_BOARD_DATA_FILE \
AR6003_HW_2_1_1_FW_DIR "/bdata.SD31.bin"
/* AR6004 1.0 definitions */
#define AR6004_HW_1_0_VERSION 0x30000623
#define AR6004_HW_1_0_FW_DIR "ath6k/AR6004/hw1.0"
#define AR6004_HW_1_0_FIRMWARE_FILE "fw.ram.bin"
#define AR6004_HW_1_0_BOARD_DATA_FILE AR6004_HW_1_0_FW_DIR "/bdata.bin"
#define AR6004_HW_1_0_DEFAULT_BOARD_DATA_FILE \
AR6004_HW_1_0_FW_DIR "/bdata.DB132.bin"
/* AR6004 1.1 definitions */
#define AR6004_HW_1_1_VERSION 0x30000001
#define AR6004_HW_1_1_FW_DIR "ath6k/AR6004/hw1.1"
#define AR6004_HW_1_1_FIRMWARE_FILE "fw.ram.bin"
#define AR6004_HW_1_1_BOARD_DATA_FILE AR6004_HW_1_1_FW_DIR "/bdata.bin"
#define AR6004_HW_1_1_DEFAULT_BOARD_DATA_FILE \
AR6004_HW_1_1_FW_DIR "/bdata.DB132.bin"
/* AR6004 1.2 definitions */
#define AR6004_HW_1_2_VERSION 0x300007e8
#define AR6004_HW_1_2_FW_DIR "ath6k/AR6004/hw1.2"
#define AR6004_HW_1_2_FIRMWARE_FILE "fw.ram.bin"
#define AR6004_HW_1_2_BOARD_DATA_FILE AR6004_HW_1_2_FW_DIR "/bdata.bin"
#define AR6004_HW_1_2_DEFAULT_BOARD_DATA_FILE \
AR6004_HW_1_2_FW_DIR "/bdata.bin"
/* AR6004 1.3 definitions */
#define AR6004_HW_1_3_VERSION 0x31c8088a
#define AR6004_HW_1_3_FW_DIR "ath6k/AR6004/hw1.3"
#define AR6004_HW_1_3_FIRMWARE_FILE "fw.ram.bin"
#define AR6004_HW_1_3_TCMD_FIRMWARE_FILE "utf.bin"
#define AR6004_HW_1_3_UTF_FIRMWARE_FILE "utf.bin"
#define AR6004_HW_1_3_TESTSCRIPT_FILE "nullTestFlow.bin"
#define AR6004_HW_1_3_BOARD_DATA_FILE AR6004_HW_1_3_FW_DIR "/bdata.bin"
#define AR6004_HW_1_3_DEFAULT_BOARD_DATA_FILE AR6004_HW_1_3_FW_DIR "/bdata.bin"
/* AR6004 3.0 definitions */
#define AR6004_HW_3_0_VERSION 0x31C809F8
#define AR6004_HW_3_0_FW_DIR "ath6k/AR6004/hw3.0"
#define AR6004_HW_3_0_FIRMWARE_FILE "fw.ram.bin"
#define AR6004_HW_3_0_TCMD_FIRMWARE_FILE "utf.bin"
#define AR6004_HW_3_0_UTF_FIRMWARE_FILE "utf.bin"
#define AR6004_HW_3_0_TESTSCRIPT_FILE "nullTestFlow.bin"
#define AR6004_HW_3_0_BOARD_DATA_FILE AR6004_HW_3_0_FW_DIR "/bdata.bin"
#define AR6004_HW_3_0_DEFAULT_BOARD_DATA_FILE AR6004_HW_3_0_FW_DIR "/bdata.bin"
/* Per STA data, used in AP mode */
#define STA_PS_AWAKE BIT(0)
#define STA_PS_SLEEP BIT(1)
#define STA_PS_POLLED BIT(2)
#define STA_PS_APSD_TRIGGER BIT(3)
#define STA_PS_APSD_EOSP BIT(4)
/* HTC TX packet tagging definitions */
#define ATH6KL_CONTROL_PKT_TAG HTC_TX_PACKET_TAG_USER_DEFINED
#define ATH6KL_DATA_PKT_TAG (ATH6KL_CONTROL_PKT_TAG + 1)
#define AR6003_CUST_DATA_SIZE 16
#define AGGR_WIN_IDX(x, y) ((x) % (y))
#define AGGR_INCR_IDX(x, y) AGGR_WIN_IDX(((x) + 1), (y))
#define AGGR_DCRM_IDX(x, y) AGGR_WIN_IDX(((x) - 1), (y))
#define ATH6KL_MAX_SEQ_NO 0xFFF
#define ATH6KL_NEXT_SEQ_NO(x) (((x) + 1) & ATH6KL_MAX_SEQ_NO)
#define NUM_OF_TIDS 8
#define AGGR_SZ_DEFAULT 8
#define AGGR_WIN_SZ_MIN 2
#define AGGR_WIN_SZ_MAX 8
#define TID_WINDOW_SZ(_x) ((_x) << 1)
#define AGGR_NUM_OF_FREE_NETBUFS 16
#define AGGR_RX_TIMEOUT 100 /* in ms */
#define WMI_TIMEOUT (2 * HZ)
#define MBOX_YIELD_LIMIT 99
#define ATH6KL_DEFAULT_LISTEN_INTVAL 100 /* in TUs */
#define ATH6KL_DEFAULT_BMISS_TIME 1500
#define ATH6KL_MAX_WOW_LISTEN_INTL 300 /* in TUs */
#define ATH6KL_MAX_BMISS_TIME 5000
/* configuration lags */
/*
* ATH6KL_CONF_IGNORE_ERP_BARKER: Ignore the barker premable in
* ERP IE of beacon to determine the short premable support when
* sending (Re)Assoc req.
* ATH6KL_CONF_IGNORE_PS_FAIL_EVT_IN_SCAN: Don't send the power
* module state transition failure events which happen during
* scan, to the host.
*/
#define ATH6KL_CONF_IGNORE_ERP_BARKER BIT(0)
#define ATH6KL_CONF_IGNORE_PS_FAIL_EVT_IN_SCAN BIT(1)
#define ATH6KL_CONF_ENABLE_11N BIT(2)
#define ATH6KL_CONF_ENABLE_TX_BURST BIT(3)
#define ATH6KL_CONF_UART_DEBUG BIT(4)
#define P2P_WILDCARD_SSID_LEN 7 /* DIRECT- */
enum wlan_low_pwr_state {
WLAN_POWER_STATE_ON,
WLAN_POWER_STATE_CUT_PWR,
WLAN_POWER_STATE_DEEP_SLEEP,
WLAN_POWER_STATE_WOW
};
enum sme_state {
SME_DISCONNECTED,
SME_CONNECTING,
SME_CONNECTED
};
struct skb_hold_q {
struct sk_buff *skb;
bool is_amsdu;
u16 seq_no;
};
struct rxtid {
bool aggr;
bool timer_mon;
u16 win_sz;
u16 seq_next;
u32 hold_q_sz;
struct skb_hold_q *hold_q;
struct sk_buff_head q;
/*
* lock mainly protects seq_next and hold_q. Movement of seq_next
* needs to be protected between aggr_timeout() and
* aggr_process_recv_frm(). hold_q will be holding the pending
* reorder frames and it's access should also be protected.
* Some of the other fields like hold_q_sz, win_sz and aggr are
* initialized/reset when receiving addba/delba req, also while
* deleting aggr state all the pending buffers are flushed before
* resetting these fields, so there should not be any race in accessing
* these fields.
*/
spinlock_t lock;
};
struct rxtid_stats {
u32 num_into_aggr;
u32 num_dups;
u32 num_oow;
u32 num_mpdu;
u32 num_amsdu;
u32 num_delivered;
u32 num_timeouts;
u32 num_hole;
u32 num_bar;
};
struct aggr_info_conn {
u8 aggr_sz;
u8 timer_scheduled;
struct timer_list timer;
struct net_device *dev;
struct rxtid rx_tid[NUM_OF_TIDS];
struct rxtid_stats stat[NUM_OF_TIDS];
struct aggr_info *aggr_info;
};
struct aggr_info {
struct aggr_info_conn *aggr_conn;
struct sk_buff_head rx_amsdu_freeq;
};
struct ath6kl_wep_key {
u8 key_index;
u8 key_len;
u8 key[64];
};
#define ATH6KL_KEY_SEQ_LEN 8
struct ath6kl_key {
u8 key[WLAN_MAX_KEY_LEN];
u8 key_len;
u8 seq[ATH6KL_KEY_SEQ_LEN];
u8 seq_len;
u32 cipher;
};
struct ath6kl_node_mapping {
u8 mac_addr[ETH_ALEN];
u8 ep_id;
u8 tx_pend;
};
struct ath6kl_cookie {
struct sk_buff *skb;
u32 map_no;
struct htc_packet htc_pkt;
struct ath6kl_cookie *arc_list_next;
};
struct ath6kl_mgmt_buff {
struct list_head list;
u32 freq;
u32 wait;
u32 id;
bool no_cck;
size_t len;
u8 buf[];
};
struct ath6kl_sta {
u16 sta_flags;
u8 mac[ETH_ALEN];
u8 aid;
u8 keymgmt;
u8 ucipher;
u8 auth;
u8 wpa_ie[ATH6KL_MAX_IE];
struct sk_buff_head psq;
/* protects psq, mgmt_psq, apsdq, and mgmt_psq_len fields */
spinlock_t psq_lock;
struct list_head mgmt_psq;
size_t mgmt_psq_len;
u8 apsd_info;
struct sk_buff_head apsdq;
struct aggr_info_conn *aggr_conn;
};
struct ath6kl_version {
u32 target_ver;
u32 wlan_ver;
u32 abi_ver;
};
struct ath6kl_bmi {
u32 cmd_credits;
bool done_sent;
u8 *cmd_buf;
u32 max_data_size;
u32 max_cmd_size;
};
struct target_stats {
u64 tx_pkt;
u64 tx_byte;
u64 tx_ucast_pkt;
u64 tx_ucast_byte;
u64 tx_mcast_pkt;
u64 tx_mcast_byte;
u64 tx_bcast_pkt;
u64 tx_bcast_byte;
u64 tx_rts_success_cnt;
u64 tx_pkt_per_ac[4];
u64 tx_err;
u64 tx_fail_cnt;
u64 tx_retry_cnt;
u64 tx_mult_retry_cnt;
u64 tx_rts_fail_cnt;
u64 rx_pkt;
u64 rx_byte;
u64 rx_ucast_pkt;
u64 rx_ucast_byte;
u64 rx_mcast_pkt;
u64 rx_mcast_byte;
u64 rx_bcast_pkt;
u64 rx_bcast_byte;
u64 rx_frgment_pkt;
u64 rx_err;
u64 rx_crc_err;
u64 rx_key_cache_miss;
u64 rx_decrypt_err;
u64 rx_dupl_frame;
u64 tkip_local_mic_fail;
u64 tkip_cnter_measures_invoked;
u64 tkip_replays;
u64 tkip_fmt_err;
u64 ccmp_fmt_err;
u64 ccmp_replays;
u64 pwr_save_fail_cnt;
u64 cs_bmiss_cnt;
u64 cs_low_rssi_cnt;
u64 cs_connect_cnt;
u64 cs_discon_cnt;
s32 tx_ucast_rate;
s32 rx_ucast_rate;
u32 lq_val;
u32 wow_pkt_dropped;
u16 wow_evt_discarded;
s16 noise_floor_calib;
s16 cs_rssi;
s16 cs_ave_beacon_rssi;
u8 cs_ave_beacon_snr;
u8 cs_last_roam_msec;
u8 cs_snr;
u8 wow_host_pkt_wakeups;
u8 wow_host_evt_wakeups;
u32 arp_received;
u32 arp_matched;
u32 arp_replied;
};
struct ath6kl_mbox_info {
u32 htc_addr;
u32 htc_ext_addr;
u32 htc_ext_sz;
u32 block_size;
u32 gmbox_addr;
u32 gmbox_sz;
};
/*
* 802.11i defines an extended IV for use with non-WEP ciphers.
* When the EXTIV bit is set in the key id byte an additional
* 4 bytes immediately follow the IV for TKIP. For CCMP the
* EXTIV bit is likewise set but the 8 bytes represent the
* CCMP header rather than IV+extended-IV.
*/
#define ATH6KL_KEYBUF_SIZE 16
#define ATH6KL_MICBUF_SIZE (8+8) /* space for both tx and rx */
#define ATH6KL_KEY_XMIT 0x01
#define ATH6KL_KEY_RECV 0x02
#define ATH6KL_KEY_DEFAULT 0x80 /* default xmit key */
/* Initial group key for AP mode */
struct ath6kl_req_key {
bool valid;
u8 key_index;
int key_type;
u8 key[WLAN_MAX_KEY_LEN];
u8 key_len;
};
enum ath6kl_hif_type {
ATH6KL_HIF_TYPE_SDIO,
ATH6KL_HIF_TYPE_USB,
};
enum ath6kl_htc_type {
ATH6KL_HTC_TYPE_MBOX,
ATH6KL_HTC_TYPE_PIPE,
};
/* Max number of filters that hw supports */
#define ATH6K_MAX_MC_FILTERS_PER_LIST 7
struct ath6kl_mc_filter {
struct list_head list;
char hw_addr[ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE];
};
struct ath6kl_htcap {
bool ht_enable;
u8 ampdu_factor;
unsigned short cap_info;
};
/*
* Driver's maximum limit, note that some firmwares support only one vif
* and the runtime (current) limit must be checked from ar->vif_max.
*/
#define ATH6KL_VIF_MAX 3
/* vif flags info */
enum ath6kl_vif_state {
CONNECTED,
CONNECT_PEND,
WMM_ENABLED,
NETQ_STOPPED,
DTIM_EXPIRED,
CLEAR_BSSFILTER_ON_BEACON,
DTIM_PERIOD_AVAIL,
WLAN_ENABLED,
STATS_UPDATE_PEND,
HOST_SLEEP_MODE_CMD_PROCESSED,
NETDEV_MCAST_ALL_ON,
NETDEV_MCAST_ALL_OFF,
SCHED_SCANNING,
};
struct ath6kl_vif {
struct list_head list;
struct wireless_dev wdev;
struct net_device *ndev;
struct ath6kl *ar;
/* Lock to protect vif specific net_stats and flags */
spinlock_t if_lock;
u8 fw_vif_idx;
unsigned long flags;
int ssid_len;
u8 ssid[IEEE80211_MAX_SSID_LEN];
u8 dot11_auth_mode;
u8 auth_mode;
u8 prwise_crypto;
u8 prwise_crypto_len;
u8 grp_crypto;
u8 grp_crypto_len;
u8 def_txkey_index;
u8 next_mode;
u8 nw_type;
u8 bssid[ETH_ALEN];
u8 req_bssid[ETH_ALEN];
u16 ch_hint;
u16 bss_ch;
struct ath6kl_wep_key wep_key_list[WMI_MAX_KEY_INDEX + 1];
struct ath6kl_key keys[WMI_MAX_KEY_INDEX + 1];
struct aggr_info *aggr_cntxt;
struct ath6kl_htcap htcap[NUM_NL80211_BANDS];
struct timer_list disconnect_timer;
struct timer_list sched_scan_timer;
struct cfg80211_scan_request *scan_req;
enum sme_state sme_state;
int reconnect_flag;
u32 last_roc_id;
u32 last_cancel_roc_id;
u32 send_action_id;
bool probe_req_report;
u16 assoc_bss_beacon_int;
u16 listen_intvl_t;
u16 bmiss_time_t;
u32 txe_intvl;
u16 bg_scan_period;
u8 assoc_bss_dtim_period;
struct target_stats target_stats;
struct wmi_connect_cmd profile;
u16 rsn_capab;
struct list_head mc_filter;
};
static inline struct ath6kl_vif *ath6kl_vif_from_wdev(struct wireless_dev *wdev)
{
return container_of(wdev, struct ath6kl_vif, wdev);
}
#define WOW_LIST_ID 0
#define WOW_HOST_REQ_DELAY 500 /* ms */
#define ATH6KL_SCHED_SCAN_RESULT_DELAY 5000 /* ms */
/* Flag info */
enum ath6kl_dev_state {
WMI_ENABLED,
WMI_READY,
WMI_CTRL_EP_FULL,
TESTMODE,
DESTROY_IN_PROGRESS,
SKIP_SCAN,
ROAM_TBL_PEND,
FIRST_BOOT,
RECOVERY_CLEANUP,
};
enum ath6kl_state {
ATH6KL_STATE_OFF,
ATH6KL_STATE_ON,
ATH6KL_STATE_SUSPENDING,
ATH6KL_STATE_RESUMING,
ATH6KL_STATE_DEEPSLEEP,
ATH6KL_STATE_CUTPOWER,
ATH6KL_STATE_WOW,
ATH6KL_STATE_RECOVERY,
};
/* Fw error recovery */
#define ATH6KL_HB_RESP_MISS_THRES 5
enum ath6kl_fw_err {
ATH6KL_FW_ASSERT,
ATH6KL_FW_HB_RESP_FAILURE,
ATH6KL_FW_EP_FULL,
};
struct ath6kl {
struct device *dev;
struct wiphy *wiphy;
enum ath6kl_state state;
unsigned int testmode;
struct ath6kl_bmi bmi;
const struct ath6kl_hif_ops *hif_ops;
const struct ath6kl_htc_ops *htc_ops;
struct wmi *wmi;
int tx_pending[ENDPOINT_MAX];
int total_tx_data_pend;
struct htc_target *htc_target;
enum ath6kl_hif_type hif_type;
void *hif_priv;
struct list_head vif_list;
/* Lock to avoid race in vif_list entries among add/del/traverse */
spinlock_t list_lock;
u8 num_vif;
unsigned int vif_max;
u8 max_norm_iface;
u8 avail_idx_map;
/*
* Protects at least amsdu_rx_buffer_queue, ath6kl_alloc_cookie()
* calls, tx_pending and total_tx_data_pend.
*/
spinlock_t lock;
struct semaphore sem;
u8 lrssi_roam_threshold;
struct ath6kl_version version;
u32 target_type;
u8 tx_pwr;
struct ath6kl_node_mapping node_map[MAX_NODE_NUM];
u8 ibss_ps_enable;
bool ibss_if_active;
u8 node_num;
u8 next_ep_id;
struct ath6kl_cookie *cookie_list;
u32 cookie_count;
enum htc_endpoint_id ac2ep_map[WMM_NUM_AC];
bool ac_stream_active[WMM_NUM_AC];
u8 ac_stream_pri_map[WMM_NUM_AC];
u8 hiac_stream_active_pri;
u8 ep2ac_map[ENDPOINT_MAX];
enum htc_endpoint_id ctrl_ep;
struct ath6kl_htc_credit_info credit_state_info;
u32 connect_ctrl_flags;
u32 user_key_ctrl;
u8 usr_bss_filter;
struct ath6kl_sta sta_list[AP_MAX_NUM_STA];
u8 sta_list_index;
struct ath6kl_req_key ap_mode_bkey;
struct sk_buff_head mcastpsq;
u32 want_ch_switch;
u16 last_ch;
/*
* FIXME: protects access to mcastpsq but is actually useless as
* all skbe_queue_*() functions provide serialisation themselves
*/
spinlock_t mcastpsq_lock;
u8 intra_bss;
struct wmi_ap_mode_stat ap_stats;
u8 ap_country_code[3];
struct list_head amsdu_rx_buffer_queue;
u8 rx_meta_ver;
enum wlan_low_pwr_state wlan_pwr_state;
u8 mac_addr[ETH_ALEN];
#define AR_MCAST_FILTER_MAC_ADDR_SIZE 4
struct {
void *rx_report;
size_t rx_report_len;
} tm;
struct ath6kl_hw {
u32 id;
const char *name;
u32 dataset_patch_addr;
u32 app_load_addr;
u32 app_start_override_addr;
u32 board_ext_data_addr;
u32 reserved_ram_size;
u32 board_addr;
u32 refclk_hz;
u32 uarttx_pin;
u32 uarttx_rate;
u32 testscript_addr;
u8 tx_ant;
u8 rx_ant;
enum wmi_phy_cap cap;
u32 flags;
struct ath6kl_hw_fw {
const char *dir;
const char *otp;
const char *fw;
const char *tcmd;
const char *patch;
const char *utf;
const char *testscript;
} fw;
const char *fw_board;
const char *fw_default_board;
} hw;
u16 conf_flags;
u16 suspend_mode;
u16 wow_suspend_mode;
wait_queue_head_t event_wq;
struct ath6kl_mbox_info mbox_info;
struct ath6kl_cookie cookie_mem[MAX_COOKIE_NUM];
unsigned long flag;
u8 *fw_board;
size_t fw_board_len;
u8 *fw_otp;
size_t fw_otp_len;
u8 *fw;
size_t fw_len;
u8 *fw_patch;
size_t fw_patch_len;
u8 *fw_testscript;
size_t fw_testscript_len;
unsigned int fw_api;
unsigned long fw_capabilities[ATH6KL_CAPABILITY_LEN];
struct workqueue_struct *ath6kl_wq;
struct dentry *debugfs_phy;
bool p2p;
bool wiphy_registered;
struct ath6kl_fw_recovery {
struct work_struct recovery_work;
unsigned long err_reason;
unsigned long hb_poll;
struct timer_list hb_timer;
u32 seq_num;
bool hb_pending;
u8 hb_misscnt;
bool enable;
} fw_recovery;
#ifdef CONFIG_ATH6KL_DEBUG
struct {
struct sk_buff_head fwlog_queue;
struct completion fwlog_completion;
bool fwlog_open;
u32 fwlog_mask;
unsigned int dbgfs_diag_reg;
u32 diag_reg_addr_wr;
u32 diag_reg_val_wr;
struct {
unsigned int invalid_rate;
} war_stats;
u8 *roam_tbl;
unsigned int roam_tbl_len;
u8 keepalive;
u8 disc_timeout;
} debug;
#endif /* CONFIG_ATH6KL_DEBUG */
};
static inline struct ath6kl *ath6kl_priv(struct net_device *dev)
{
return ((struct ath6kl_vif *) netdev_priv(dev))->ar;
}
static inline u32 ath6kl_get_hi_item_addr(struct ath6kl *ar,
u32 item_offset)
{
u32 addr = 0;
if (ar->target_type == TARGET_TYPE_AR6003)
addr = ATH6KL_AR6003_HI_START_ADDR + item_offset;
else if (ar->target_type == TARGET_TYPE_AR6004)
addr = ATH6KL_AR6004_HI_START_ADDR + item_offset;
return addr;
}
int ath6kl_configure_target(struct ath6kl *ar);
void ath6kl_detect_error(unsigned long ptr);
void disconnect_timer_handler(struct timer_list *t);
void init_netdev(struct net_device *dev);
void ath6kl_cookie_init(struct ath6kl *ar);
void ath6kl_cookie_cleanup(struct ath6kl *ar);
void ath6kl_rx(struct htc_target *target, struct htc_packet *packet);
void ath6kl_tx_complete(struct htc_target *context,
struct list_head *packet_queue);
enum htc_send_full_action ath6kl_tx_queue_full(struct htc_target *target,
struct htc_packet *packet);
void ath6kl_stop_txrx(struct ath6kl *ar);
void ath6kl_cleanup_amsdu_rxbufs(struct ath6kl *ar);
int ath6kl_diag_write32(struct ath6kl *ar, u32 address, __le32 value);
int ath6kl_diag_write(struct ath6kl *ar, u32 address, void *data, u32 length);
int ath6kl_diag_read32(struct ath6kl *ar, u32 address, u32 *value);
int ath6kl_diag_read(struct ath6kl *ar, u32 address, void *data, u32 length);
int ath6kl_read_fwlogs(struct ath6kl *ar);
void ath6kl_init_profile_info(struct ath6kl_vif *vif);
void ath6kl_tx_data_cleanup(struct ath6kl *ar);
struct ath6kl_cookie *ath6kl_alloc_cookie(struct ath6kl *ar);
void ath6kl_free_cookie(struct ath6kl *ar, struct ath6kl_cookie *cookie);
netdev_tx_t ath6kl_data_tx(struct sk_buff *skb, struct net_device *dev);
struct aggr_info *aggr_init(struct ath6kl_vif *vif);
void aggr_conn_init(struct ath6kl_vif *vif, struct aggr_info *aggr_info,
struct aggr_info_conn *aggr_conn);
void ath6kl_rx_refill(struct htc_target *target,
enum htc_endpoint_id endpoint);
void ath6kl_refill_amsdu_rxbufs(struct ath6kl *ar, int count);
struct htc_packet *ath6kl_alloc_amsdu_rxbuf(struct htc_target *target,
enum htc_endpoint_id endpoint,
int len);
void aggr_module_destroy(struct aggr_info *aggr_info);
void aggr_reset_state(struct aggr_info_conn *aggr_conn);
struct ath6kl_sta *ath6kl_find_sta(struct ath6kl_vif *vif, u8 *node_addr);
struct ath6kl_sta *ath6kl_find_sta_by_aid(struct ath6kl *ar, u8 aid);
void ath6kl_ready_event(void *devt, u8 *datap, u32 sw_ver, u32 abi_ver,
enum wmi_phy_cap cap);
int ath6kl_control_tx(void *devt, struct sk_buff *skb,
enum htc_endpoint_id eid);
void ath6kl_connect_event(struct ath6kl_vif *vif, u16 channel,
u8 *bssid, u16 listen_int,
u16 beacon_int, enum network_type net_type,
u8 beacon_ie_len, u8 assoc_req_len,
u8 assoc_resp_len, u8 *assoc_info);
void ath6kl_connect_ap_mode_bss(struct ath6kl_vif *vif, u16 channel);
void ath6kl_connect_ap_mode_sta(struct ath6kl_vif *vif, u16 aid, u8 *mac_addr,
u8 keymgmt, u8 ucipher, u8 auth,
u8 assoc_req_len, u8 *assoc_info, u8 apsd_info);
void ath6kl_disconnect_event(struct ath6kl_vif *vif, u8 reason,
u8 *bssid, u8 assoc_resp_len,
u8 *assoc_info, u16 prot_reason_status);
void ath6kl_tkip_micerr_event(struct ath6kl_vif *vif, u8 keyid, bool ismcast);
void ath6kl_txpwr_rx_evt(void *devt, u8 tx_pwr);
void ath6kl_scan_complete_evt(struct ath6kl_vif *vif, int status);
void ath6kl_tgt_stats_event(struct ath6kl_vif *vif, u8 *ptr, u32 len);
void ath6kl_indicate_tx_activity(void *devt, u8 traffic_class, bool active);
enum htc_endpoint_id ath6kl_ac2_endpoint_id(void *devt, u8 ac);
void ath6kl_pspoll_event(struct ath6kl_vif *vif, u8 aid);
void ath6kl_dtimexpiry_event(struct ath6kl_vif *vif);
void ath6kl_disconnect(struct ath6kl_vif *vif);
void aggr_recv_delba_req_evt(struct ath6kl_vif *vif, u8 tid);
void aggr_recv_addba_req_evt(struct ath6kl_vif *vif, u8 tid, u16 seq_no,
u8 win_sz);
void ath6kl_wakeup_event(void *dev);
void ath6kl_init_control_info(struct ath6kl_vif *vif);
struct ath6kl_vif *ath6kl_vif_first(struct ath6kl *ar);
void ath6kl_cfg80211_vif_stop(struct ath6kl_vif *vif, bool wmi_ready);
int ath6kl_init_hw_start(struct ath6kl *ar);
int ath6kl_init_hw_stop(struct ath6kl *ar);
int ath6kl_init_fetch_firmwares(struct ath6kl *ar);
int ath6kl_init_hw_params(struct ath6kl *ar);
void ath6kl_check_wow_status(struct ath6kl *ar);
void ath6kl_core_tx_complete(struct ath6kl *ar, struct sk_buff *skb);
void ath6kl_core_rx_complete(struct ath6kl *ar, struct sk_buff *skb, u8 pipe);
struct ath6kl *ath6kl_core_create(struct device *dev);
int ath6kl_core_init(struct ath6kl *ar, enum ath6kl_htc_type htc_type);
void ath6kl_core_cleanup(struct ath6kl *ar);
void ath6kl_core_destroy(struct ath6kl *ar);
/* Fw error recovery */
void ath6kl_init_hw_restart(struct ath6kl *ar);
void ath6kl_recovery_err_notify(struct ath6kl *ar, enum ath6kl_fw_err reason);
void ath6kl_recovery_hb_event(struct ath6kl *ar, u32 cookie);
void ath6kl_recovery_init(struct ath6kl *ar);
void ath6kl_recovery_cleanup(struct ath6kl *ar);
void ath6kl_recovery_suspend(struct ath6kl *ar);
void ath6kl_recovery_resume(struct ath6kl *ar);
#endif /* CORE_H */
