diff options
author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
---|---|---|
committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
commit | 57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch) | |
tree | 5e910f0e82173f4ef4f51111366a3f1299037a7b /drivers/net/wireless/ath/ath6kl/core.h |
Initial import
Diffstat (limited to 'drivers/net/wireless/ath/ath6kl/core.h')
-rw-r--r-- | drivers/net/wireless/ath/ath6kl/core.h | 990 |
1 files changed, 990 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath6kl/core.h b/drivers/net/wireless/ath/ath6kl/core.h new file mode 100644 index 000000000..3b5460e4f --- /dev/null +++ b/drivers/net/wireless/ath/ath6kl/core.h @@ -0,0 +1,990 @@ +/* + * 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, + + /* firmare 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[0]; +}; + +enum ath6kl_hw_flags { + ATH6KL_HW_SDIO_CRC_ERROR_WAR = BIT(3), +}; + +#define ATH6KL_FW_API2_FILE "/*(DEBLOBBED)*/" +#define ATH6KL_FW_API3_FILE "/*(DEBLOBBED)*/" +#define ATH6KL_FW_API4_FILE "/*(DEBLOBBED)*/" +#define ATH6KL_FW_API5_FILE "/*(DEBLOBBED)*/" + +/* 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 "/*(DEBLOBBED)*/" +#define AR6003_HW_2_0_FIRMWARE_FILE "/*(DEBLOBBED)*/" +#define AR6003_HW_2_0_TCMD_FIRMWARE_FILE "/*(DEBLOBBED)*/" +#define AR6003_HW_2_0_PATCH_FILE "/*(DEBLOBBED)*/" +#define AR6003_HW_2_0_BOARD_DATA_FILE AR6003_HW_2_0_FW_DIR "//*(DEBLOBBED)*/" +#define AR6003_HW_2_0_DEFAULT_BOARD_DATA_FILE \ + AR6003_HW_2_0_FW_DIR "//*(DEBLOBBED)*/" + +/* 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 "/*(DEBLOBBED)*/" +#define AR6003_HW_2_1_1_FIRMWARE_FILE "/*(DEBLOBBED)*/" +#define AR6003_HW_2_1_1_TCMD_FIRMWARE_FILE "/*(DEBLOBBED)*/" +#define AR6003_HW_2_1_1_UTF_FIRMWARE_FILE "/*(DEBLOBBED)*/" +#define AR6003_HW_2_1_1_TESTSCRIPT_FILE "/*(DEBLOBBED)*/" +#define AR6003_HW_2_1_1_PATCH_FILE "/*(DEBLOBBED)*/" +#define AR6003_HW_2_1_1_BOARD_DATA_FILE AR6003_HW_2_1_1_FW_DIR "//*(DEBLOBBED)*/" +#define AR6003_HW_2_1_1_DEFAULT_BOARD_DATA_FILE \ + AR6003_HW_2_1_1_FW_DIR "//*(DEBLOBBED)*/" + +/* 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 "/*(DEBLOBBED)*/" +#define AR6004_HW_1_0_BOARD_DATA_FILE AR6004_HW_1_0_FW_DIR "//*(DEBLOBBED)*/" +#define AR6004_HW_1_0_DEFAULT_BOARD_DATA_FILE \ + AR6004_HW_1_0_FW_DIR "//*(DEBLOBBED)*/" + +/* 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 "/*(DEBLOBBED)*/" +#define AR6004_HW_1_1_BOARD_DATA_FILE AR6004_HW_1_1_FW_DIR "//*(DEBLOBBED)*/" +#define AR6004_HW_1_1_DEFAULT_BOARD_DATA_FILE \ + AR6004_HW_1_1_FW_DIR "//*(DEBLOBBED)*/" + +/* 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 "/*(DEBLOBBED)*/" +#define AR6004_HW_1_2_BOARD_DATA_FILE AR6004_HW_1_2_FW_DIR "//*(DEBLOBBED)*/" +#define AR6004_HW_1_2_DEFAULT_BOARD_DATA_FILE \ + AR6004_HW_1_2_FW_DIR "//*(DEBLOBBED)*/" + +/* 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 "/*(DEBLOBBED)*/" +#define AR6004_HW_1_3_TCMD_FIRMWARE_FILE "/*(DEBLOBBED)*/" +#define AR6004_HW_1_3_UTF_FIRMWARE_FILE "/*(DEBLOBBED)*/" +#define AR6004_HW_1_3_TESTSCRIPT_FILE "/*(DEBLOBBED)*/" +#define AR6004_HW_1_3_BOARD_DATA_FILE AR6004_HW_1_3_FW_DIR "//*(DEBLOBBED)*/" +#define AR6004_HW_1_3_DEFAULT_BOARD_DATA_FILE AR6004_HW_1_3_FW_DIR "//*(DEBLOBBED)*/" + +/* 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 "/*(DEBLOBBED)*/" +#define AR6004_HW_3_0_TCMD_FIRMWARE_FILE "/*(DEBLOBBED)*/" +#define AR6004_HW_3_0_UTF_FIRMWARE_FILE "/*(DEBLOBBED)*/" +#define AR6004_HW_3_0_TESTSCRIPT_FILE "/*(DEBLOBBED)*/" +#define AR6004_HW_3_0_BOARD_DATA_FILE AR6004_HW_3_0_FW_DIR "//*(DEBLOBBED)*/" +#define AR6004_HW_3_0_DEFAULT_BOARD_DATA_FILE AR6004_HW_3_0_FW_DIR "//*(DEBLOBBED)*/" + +/* 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[0]; +}; + +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[IEEE80211_NUM_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 net_device_stats net_stats; + 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 testscript_addr; + 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(unsigned long ptr); +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); +int 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 */ |