diff options
Diffstat (limited to 'package/ath9k/src/drivers/net/wireless/ath9k/core.h')
| -rw-r--r-- | package/ath9k/src/drivers/net/wireless/ath9k/core.h | 1174 |
1 files changed, 0 insertions, 1174 deletions
diff --git a/package/ath9k/src/drivers/net/wireless/ath9k/core.h b/package/ath9k/src/drivers/net/wireless/ath9k/core.h deleted file mode 100644 index ddf430438a..0000000000 --- a/package/ath9k/src/drivers/net/wireless/ath9k/core.h +++ /dev/null @@ -1,1174 +0,0 @@ -/* - * Copyright (c) 2008 Atheros Communications 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/version.h> -#include <linux/autoconf.h> -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/spinlock.h> -#include <linux/errno.h> -#include <linux/skbuff.h> -#include <linux/netdevice.h> -#include <linux/etherdevice.h> -#include <linux/ip.h> -#include <linux/tcp.h> -#include <linux/in.h> -#include <linux/delay.h> -#include <linux/wait.h> -#include <linux/pci.h> -#include <linux/interrupt.h> -#include <linux/sched.h> -#include <linux/list.h> -#include <asm/byteorder.h> -#include <linux/scatterlist.h> -#include <asm/page.h> -#include <net/mac80211.h> - -#include "ath9k.h" -#include "rc.h" - -struct ath_node; - -/******************/ -/* Utility macros */ -/******************/ - -/* An attempt will be made to merge these link list helpers upstream - * instead */ - -static inline void __list_splice_tail(const struct list_head *list, - struct list_head *head) -{ - struct list_head *first = list->next; - struct list_head *last = list->prev; - struct list_head *current_tail = head->prev; - - current_tail->next = first; - last->next = head; - head->prev = last; - first->prev = current_tail; -} - -static inline void __list_cut_position(struct list_head *list, - struct list_head *head, struct list_head *entry) -{ - struct list_head *new_first = - (entry->next != head) ? entry->next : head; - list->next = head->next; - list->next->prev = list; - list->prev = entry; - entry->next = list; - head->next = new_first; - new_first->prev = head; -} - -/** - * list_splice_tail - join two lists, each list being a queue - * @list: the new list to add. - * @head: the place to add it in the first list. - */ -static inline void list_splice_tail(const struct list_head *list, - struct list_head *head) -{ - if (!list_empty(list)) - __list_splice_tail(list, head); -} - -/** - * list_splice_tail_init - join two lists, each list being a queue, and - * reinitialise the emptied list. - * @list: the new list to add. - * @head: the place to add it in the first list. - * - * The list at @list is reinitialised - */ -static inline void list_splice_tail_init(struct list_head *list, - struct list_head *head) -{ - if (!list_empty(list)) { - __list_splice_tail(list, head); - INIT_LIST_HEAD(list); - } -} - -/** - * list_cut_position - cut a list into two - * @list: a new list to add all removed entries - * @head: a list with entries - * @entry: an entry within head, could be the head itself - * and if so we won't won't cut the list - */ -static inline void list_cut_position(struct list_head *list, - struct list_head *head, struct list_head *entry) -{ - BUG_ON(list_empty(head)); - if (list_is_singular(head)) - BUG_ON(head->next != entry && head != entry); - if (entry == head) - INIT_LIST_HEAD(list); - else - __list_cut_position(list, head, entry); -} - -/* Macro to expand scalars to 64-bit objects */ - -#define ito64(x) (sizeof(x) == 8) ? \ - (((unsigned long long int)(x)) & (0xff)) : \ - (sizeof(x) == 16) ? \ - (((unsigned long long int)(x)) & 0xffff) : \ - ((sizeof(x) == 32) ? \ - (((unsigned long long int)(x)) & 0xffffffff) : \ - (unsigned long long int)(x)) - -/* increment with wrap-around */ -#define INCR(_l, _sz) do { \ - (_l)++; \ - (_l) &= ((_sz) - 1); \ - } while (0) - -/* decrement with wrap-around */ -#define DECR(_l, _sz) do { \ - (_l)--; \ - (_l) &= ((_sz) - 1); \ - } while (0) - -#define A_MAX(a, b) ((a) > (b) ? (a) : (b)) - -#define ASSERT(exp) do { \ - if (unlikely(!(exp))) { \ - BUG(); \ - } \ - } while (0) - -/* XXX: remove */ -#define memzero(_buf, _len) memset(_buf, 0, _len) - -#define get_dma_mem_context(var, field) (&((var)->field)) -#define copy_dma_mem_context(dst, src) (*dst = *src) - -#define ATH9K_BH_STATUS_INTACT 0 -#define ATH9K_BH_STATUS_CHANGE 1 - -#define ATH_TXQ_SETUP(sc, i) ((sc)->sc_txqsetup & (1<<i)) - -static inline unsigned long get_timestamp(void) -{ - return ((jiffies / HZ) * 1000) + (jiffies % HZ) * (1000 / HZ); -} - -/*************/ -/* Debugging */ -/*************/ - -enum ATH_DEBUG { - ATH_DBG_RESET = 0x00000001, - ATH_DBG_PHY_IO = 0x00000002, - ATH_DBG_REG_IO = 0x00000004, - ATH_DBG_QUEUE = 0x00000008, - ATH_DBG_EEPROM = 0x00000010, - ATH_DBG_NF_CAL = 0x00000020, - ATH_DBG_CALIBRATE = 0x00000040, - ATH_DBG_CHANNEL = 0x00000080, - ATH_DBG_INTERRUPT = 0x00000100, - ATH_DBG_REGULATORY = 0x00000200, - ATH_DBG_ANI = 0x00000400, - ATH_DBG_POWER_MGMT = 0x00000800, - ATH_DBG_XMIT = 0x00001000, - ATH_DBG_BEACON = 0x00002000, - ATH_DBG_RATE = 0x00004000, - ATH_DBG_CONFIG = 0x00008000, - ATH_DBG_KEYCACHE = 0x00010000, - ATH_DBG_AGGR = 0x00020000, - ATH_DBG_FATAL = 0x00040000, - ATH_DBG_ANY = 0xffffffff -}; - -#define DBG_DEFAULT (ATH_DBG_FATAL) - -#define DPRINTF(sc, _m, _fmt, ...) do { \ - if (sc->sc_debug & (_m)) \ - printk(_fmt , ##__VA_ARGS__); \ - } while (0) - -/***************************/ -/* Load-time Configuration */ -/***************************/ - -/* Per-instance load-time (note: NOT run-time) configurations - * for Atheros Device */ -struct ath_config { - u32 ath_aggr_prot; - u16 txpowlimit; - u16 txpowlimit_override; - u8 cabqReadytime; /* Cabq Readytime % */ - u8 swBeaconProcess; /* Process received beacons - in SW (vs HW) */ -}; - -/***********************/ -/* Chainmask Selection */ -/***********************/ - -#define ATH_CHAINMASK_SEL_TIMEOUT 6000 -/* Default - Number of last RSSI values that is used for - * chainmask selection */ -#define ATH_CHAINMASK_SEL_RSSI_CNT 10 -/* Means use 3x3 chainmask instead of configured chainmask */ -#define ATH_CHAINMASK_SEL_3X3 7 -/* Default - Rssi threshold below which we have to switch to 3x3 */ -#define ATH_CHAINMASK_SEL_UP_RSSI_THRES 20 -/* Default - Rssi threshold above which we have to switch to - * user configured values */ -#define ATH_CHAINMASK_SEL_DOWN_RSSI_THRES 35 -/* Struct to store the chainmask select related info */ -struct ath_chainmask_sel { - struct timer_list timer; - int cur_tx_mask; /* user configured or 3x3 */ - int cur_rx_mask; /* user configured or 3x3 */ - int tx_avgrssi; - u8 switch_allowed:1, /* timer will set this */ - cm_sel_enabled:1; -}; - -int ath_chainmask_sel_logic(struct ath_softc *sc, struct ath_node *an); -void ath_update_chainmask(struct ath_softc *sc, int is_ht); - -/*************************/ -/* Descriptor Management */ -/*************************/ - -/* Number of descriptors per buffer. The only case where we see skbuff -chains is due to FF aggregation in the driver. */ -#define ATH_TXDESC 1 -/* if there's more fragment for this MSDU */ -#define ATH_BF_MORE_MPDU 1 -#define ATH_TXBUF_RESET(_bf) do { \ - (_bf)->bf_status = 0; \ - (_bf)->bf_lastbf = NULL; \ - (_bf)->bf_lastfrm = NULL; \ - (_bf)->bf_next = NULL; \ - memzero(&((_bf)->bf_state), \ - sizeof(struct ath_buf_state)); \ - } while (0) - -struct ath_buf_state { - int bfs_nframes; /* # frames in aggregate */ - u16 bfs_al; /* length of aggregate */ - u16 bfs_frmlen; /* length of frame */ - int bfs_seqno; /* sequence number */ - int bfs_tidno; /* tid of this frame */ - int bfs_retries; /* current retries */ - struct ath_rc_series bfs_rcs[4]; /* rate series */ - u8 bfs_isdata:1; /* is a data frame/aggregate */ - u8 bfs_isaggr:1; /* is an aggregate */ - u8 bfs_isampdu:1; /* is an a-mpdu, aggregate or not */ - u8 bfs_ht:1; /* is an HT frame */ - u8 bfs_isretried:1; /* is retried */ - u8 bfs_isxretried:1; /* is excessive retried */ - u8 bfs_shpreamble:1; /* is short preamble */ - u8 bfs_isbar:1; /* is a BAR */ - u8 bfs_ispspoll:1; /* is a PS-Poll */ - u8 bfs_aggrburst:1; /* is a aggr burst */ - u8 bfs_calcairtime:1; /* requests airtime be calculated - when set for tx frame */ - int bfs_rifsburst_elem; /* RIFS burst/bar */ - int bfs_nrifsubframes; /* # of elements in burst */ - /* key type use to encrypt this frame */ - enum ath9k_key_type bfs_keytype; -}; - -#define bf_nframes bf_state.bfs_nframes -#define bf_al bf_state.bfs_al -#define bf_frmlen bf_state.bfs_frmlen -#define bf_retries bf_state.bfs_retries -#define bf_seqno bf_state.bfs_seqno -#define bf_tidno bf_state.bfs_tidno -#define bf_rcs bf_state.bfs_rcs -#define bf_isdata bf_state.bfs_isdata -#define bf_isaggr bf_state.bfs_isaggr -#define bf_isampdu bf_state.bfs_isampdu -#define bf_ht bf_state.bfs_ht -#define bf_isretried bf_state.bfs_isretried -#define bf_isxretried bf_state.bfs_isxretried -#define bf_shpreamble bf_state.bfs_shpreamble -#define bf_rifsburst_elem bf_state.bfs_rifsburst_elem -#define bf_nrifsubframes bf_state.bfs_nrifsubframes -#define bf_keytype bf_state.bfs_keytype -#define bf_isbar bf_state.bfs_isbar -#define bf_ispspoll bf_state.bfs_ispspoll -#define bf_aggrburst bf_state.bfs_aggrburst -#define bf_calcairtime bf_state.bfs_calcairtime - -/* - * Abstraction of a contiguous buffer to transmit/receive. There is only - * a single hw descriptor encapsulated here. - */ - -struct ath_buf { - struct list_head list; - struct list_head *last; - struct ath_buf *bf_lastbf; /* last buf of this unit (a frame or - an aggregate) */ - struct ath_buf *bf_lastfrm; /* last buf of this frame */ - struct ath_buf *bf_next; /* next subframe in the aggregate */ - struct ath_buf *bf_rifslast; /* last buf for RIFS burst */ - void *bf_mpdu; /* enclosing frame structure */ - void *bf_node; /* pointer to the node */ - struct ath_desc *bf_desc; /* virtual addr of desc */ - dma_addr_t bf_daddr; /* physical addr of desc */ - dma_addr_t bf_buf_addr; /* physical addr of data buffer */ - u32 bf_status; - u16 bf_flags; /* tx descriptor flags */ - struct ath_buf_state bf_state; /* buffer state */ - dma_addr_t bf_dmacontext; -}; - -/* - * reset the rx buffer. - * any new fields added to the athbuf and require - * reset need to be added to this macro. - * currently bf_status is the only one requires that - * requires reset. - */ -#define ATH_RXBUF_RESET(_bf) ((_bf)->bf_status = 0) - -/* hw processing complete, desc processed by hal */ -#define ATH_BUFSTATUS_DONE 0x00000001 -/* hw processing complete, desc hold for hw */ -#define ATH_BUFSTATUS_STALE 0x00000002 -/* Rx-only: OS is done with this packet and it's ok to queued it to hw */ -#define ATH_BUFSTATUS_FREE 0x00000004 - -/* DMA state for tx/rx descriptors */ - -struct ath_descdma { - const char *dd_name; - struct ath_desc *dd_desc; /* descriptors */ - dma_addr_t dd_desc_paddr; /* physical addr of dd_desc */ - u32 dd_desc_len; /* size of dd_desc */ - struct ath_buf *dd_bufptr; /* associated buffers */ - dma_addr_t dd_dmacontext; -}; - -/* Abstraction of a received RX MPDU/MMPDU, or a RX fragment */ - -struct ath_rx_context { - struct ath_buf *ctx_rxbuf; /* associated ath_buf for rx */ -}; -#define ATH_RX_CONTEXT(skb) ((struct ath_rx_context *)skb->cb) - -int ath_descdma_setup(struct ath_softc *sc, - struct ath_descdma *dd, - struct list_head *head, - const char *name, - int nbuf, - int ndesc); -int ath_desc_alloc(struct ath_softc *sc); -void ath_desc_free(struct ath_softc *sc); -void ath_descdma_cleanup(struct ath_softc *sc, - struct ath_descdma *dd, - struct list_head *head); - -/******/ -/* RX */ -/******/ - -#define ATH_MAX_ANTENNA 3 -#define ATH_RXBUF 512 -#define ATH_RX_TIMEOUT 40 /* 40 milliseconds */ -#define WME_NUM_TID 16 -#define IEEE80211_BAR_CTL_TID_M 0xF000 /* tid mask */ -#define IEEE80211_BAR_CTL_TID_S 2 /* tid shift */ - -enum ATH_RX_TYPE { - ATH_RX_NON_CONSUMED = 0, - ATH_RX_CONSUMED -}; - -/* per frame rx status block */ -struct ath_recv_status { - u64 tsf; /* mac tsf */ - int8_t rssi; /* RSSI (noise floor ajusted) */ - int8_t rssictl[ATH_MAX_ANTENNA]; /* RSSI (noise floor ajusted) */ - int8_t rssiextn[ATH_MAX_ANTENNA]; /* RSSI (noise floor ajusted) */ - int8_t abs_rssi; /* absolute RSSI */ - u8 rateieee; /* data rate received (IEEE rate code) */ - u8 ratecode; /* phy rate code */ - int rateKbps; /* data rate received (Kbps) */ - int antenna; /* rx antenna */ - int flags; /* status of associated skb */ -#define ATH_RX_FCS_ERROR 0x01 -#define ATH_RX_MIC_ERROR 0x02 -#define ATH_RX_DECRYPT_ERROR 0x04 -#define ATH_RX_RSSI_VALID 0x08 -/* if any of ctl,extn chainrssis are valid */ -#define ATH_RX_CHAIN_RSSI_VALID 0x10 -/* if extn chain rssis are valid */ -#define ATH_RX_RSSI_EXTN_VALID 0x20 -/* set if 40Mhz, clear if 20Mhz */ -#define ATH_RX_40MHZ 0x40 -/* set if short GI, clear if full GI */ -#define ATH_RX_SHORT_GI 0x80 -}; - -struct ath_rxbuf { - struct sk_buff *rx_wbuf; /* buffer */ - unsigned long rx_time; /* system time when received */ - struct ath_recv_status rx_status; /* cached rx status */ -}; - -/* Per-TID aggregate receiver state for a node */ -struct ath_arx_tid { - struct ath_node *an; /* parent ath node */ - struct ath_rxbuf *rxbuf; /* re-ordering buffer */ - struct timer_list timer; - spinlock_t tidlock; /* lock to protect this TID structure */ - int baw_head; /* seq_next at head */ - int baw_tail; /* tail of block-ack window */ - int seq_reset; /* need to reset start sequence */ - int addba_exchangecomplete; - u16 seq_next; /* next expected sequence */ - u16 baw_size; /* block-ack window size */ -}; - -/* Per-node receiver aggregate state */ -struct ath_arx { - struct ath_arx_tid tid[WME_NUM_TID]; -}; - -int ath_startrecv(struct ath_softc *sc); -bool ath_stoprecv(struct ath_softc *sc); -void ath_flushrecv(struct ath_softc *sc); -u32 ath_calcrxfilter(struct ath_softc *sc); -void ath_rx_node_init(struct ath_softc *sc, struct ath_node *an); -void ath_rx_node_free(struct ath_softc *sc, struct ath_node *an); -void ath_rx_node_cleanup(struct ath_softc *sc, struct ath_node *an); -void ath_handle_rx_intr(struct ath_softc *sc); -int ath_rx_init(struct ath_softc *sc, int nbufs); -void ath_rx_cleanup(struct ath_softc *sc); -int ath_rx_tasklet(struct ath_softc *sc, int flush); -int ath_rx_input(struct ath_softc *sc, - struct ath_node *node, - int is_ampdu, - struct sk_buff *skb, - struct ath_recv_status *rx_status, - enum ATH_RX_TYPE *status); -int ath__rx_indicate(struct ath_softc *sc, - struct sk_buff *skb, - struct ath_recv_status *status, - u16 keyix); -int ath_rx_subframe(struct ath_node *an, struct sk_buff *skb, - struct ath_recv_status *status); - -/******/ -/* TX */ -/******/ - -#define ATH_FRAG_PER_MSDU 1 -#define ATH_TXBUF (512/ATH_FRAG_PER_MSDU) -/* max number of transmit attempts (tries) */ -#define ATH_TXMAXTRY 13 -/* max number of 11n transmit attempts (tries) */ -#define ATH_11N_TXMAXTRY 10 -/* max number of tries for management and control frames */ -#define ATH_MGT_TXMAXTRY 4 -#define WME_BA_BMP_SIZE 64 -#define WME_MAX_BA WME_BA_BMP_SIZE -#define ATH_TID_MAX_BUFS (2 * WME_MAX_BA) -#define TID_TO_WME_AC(_tid) \ - ((((_tid) == 0) || ((_tid) == 3)) ? WME_AC_BE : \ - (((_tid) == 1) || ((_tid) == 2)) ? WME_AC_BK : \ - (((_tid) == 4) || ((_tid) == 5)) ? WME_AC_VI : \ - WME_AC_VO) - - -/* Wireless Multimedia Extension Defines */ -#define WME_AC_BE 0 /* best effort */ -#define WME_AC_BK 1 /* background */ -#define WME_AC_VI 2 /* video */ -#define WME_AC_VO 3 /* voice */ -#define WME_NUM_AC 4 - -enum ATH_SM_PWRSAV{ - ATH_SM_ENABLE, - ATH_SM_PWRSAV_STATIC, - ATH_SM_PWRSAV_DYNAMIC, -}; - -/* - * Data transmit queue state. One of these exists for each - * hardware transmit queue. Packets sent to us from above - * are assigned to queues based on their priority. Not all - * devices support a complete set of hardware transmit queues. - * For those devices the array sc_ac2q will map multiple - * priorities to fewer hardware queues (typically all to one - * hardware queue). - */ -struct ath_txq { - u32 axq_qnum; /* hardware q number */ - u32 *axq_link; /* link ptr in last TX desc */ - struct list_head axq_q; /* transmit queue */ - spinlock_t axq_lock; /* lock on q and link */ - unsigned long axq_lockflags; /* intr state when must cli */ - u32 axq_depth; /* queue depth */ - u8 axq_aggr_depth; /* aggregates queued */ - u32 axq_totalqueued;/* total ever queued */ - u32 axq_intrcnt; /* count to determine - if descriptor should generate - int on this txq. */ - bool stopped; /* Is mac80211 queue - stopped ? */ - /* State for patching up CTS when bursting */ - struct ath_buf *axq_linkbuf; /* virtual addr of last buffer*/ - struct ath_desc *axq_lastdsWithCTS; /* first desc of the - last descriptor that contains CTS */ - struct ath_desc *axq_gatingds; /* final desc of the gating desc - * that determines whether lastdsWithCTS has - * been DMA'ed or not */ - struct list_head axq_acq; -}; - -/* per TID aggregate tx state for a destination */ -struct ath_atx_tid { - struct list_head list; /* round-robin tid entry */ - struct list_head buf_q; /* pending buffers */ - struct ath_node *an; /* parent node structure */ - struct ath_atx_ac *ac; /* parent access category */ - struct ath_buf *tx_buf[ATH_TID_MAX_BUFS];/* active tx frames */ - u16 seq_start; /* starting seq of BA window */ - u16 seq_next; /* next seq to be used */ - u16 baw_size; /* BA window size */ - int tidno; /* TID number */ - int baw_head; /* first un-acked tx buffer */ - int baw_tail; /* next unused tx buffer slot */ - int sched; /* TID is scheduled */ - int paused; /* TID is paused */ - int cleanup_inprogress; /* aggr of this TID is - being teared down */ - u32 addba_exchangecomplete:1; /* ADDBA state */ - int32_t addba_exchangeinprogress; - int addba_exchangeattempts; -}; - -/* per access-category aggregate tx state for a destination */ -struct ath_atx_ac { - int sched; /* dest-ac is scheduled */ - int qnum; /* H/W queue number associated - with this AC */ - struct list_head list; /* round-robin txq entry */ - struct list_head tid_q; /* queue of TIDs with buffers */ -}; - -/* per dest tx state */ -struct ath_atx { - struct ath_atx_tid tid[WME_NUM_TID]; - struct ath_atx_ac ac[WME_NUM_AC]; -}; - -/* per-frame tx control block */ -struct ath_tx_control { - struct ath_node *an; /* destination to sent to */ - int if_id; /* only valid for cab traffic */ - int qnum; /* h/w queue number */ - u32 ht:1; /* if it can be transmitted using HT */ - u32 ps:1; /* if one or more stations are in PS mode */ - u32 use_minrate:1; /* if this frame should transmitted using - minimum rate */ - enum ath9k_pkt_type atype; /* Atheros packet type */ - enum ath9k_key_type keytype; /* key type */ - u32 flags; /* HAL flags */ - u16 seqno; /* sequence number */ - u16 tidno; /* tid number */ - u16 txpower; /* transmit power */ - u16 frmlen; /* frame length */ - u32 keyix; /* key index */ - int min_rate; /* minimum rate */ - int mcast_rate; /* multicast rate */ - u16 nextfraglen; /* next fragment length */ - /* below is set only by ath_dev */ - struct ath_softc *dev; /* device handle */ - dma_addr_t dmacontext; -}; - -/* per frame tx status block */ -struct ath_xmit_status { - int retries; /* number of retries to successufully - transmit this frame */ - int flags; /* status of transmit */ -#define ATH_TX_ERROR 0x01 -#define ATH_TX_XRETRY 0x02 -#define ATH_TX_BAR 0x04 -}; - -struct ath_tx_stat { - int rssi; /* RSSI (noise floor ajusted) */ - int rssictl[ATH_MAX_ANTENNA]; /* RSSI (noise floor ajusted) */ - int rssiextn[ATH_MAX_ANTENNA]; /* RSSI (noise floor ajusted) */ - int rateieee; /* data rate xmitted (IEEE rate code) */ - int rateKbps; /* data rate xmitted (Kbps) */ - int ratecode; /* phy rate code */ - int flags; /* validity flags */ -/* if any of ctl,extn chain rssis are valid */ -#define ATH_TX_CHAIN_RSSI_VALID 0x01 -/* if extn chain rssis are valid */ -#define ATH_TX_RSSI_EXTN_VALID 0x02 - u32 airtime; /* time on air per final tx rate */ -}; - -struct ath_txq *ath_txq_setup(struct ath_softc *sc, int qtype, int subtype); -void ath_tx_cleanupq(struct ath_softc *sc, struct ath_txq *txq); -int ath_tx_setup(struct ath_softc *sc, int haltype); -void ath_draintxq(struct ath_softc *sc, bool retry_tx); -void ath_tx_draintxq(struct ath_softc *sc, - struct ath_txq *txq, bool retry_tx); -void ath_tx_node_init(struct ath_softc *sc, struct ath_node *an); -void ath_tx_node_cleanup(struct ath_softc *sc, - struct ath_node *an, bool bh_flag); -void ath_tx_node_free(struct ath_softc *sc, struct ath_node *an); -void ath_txq_schedule(struct ath_softc *sc, struct ath_txq *txq); -int ath_tx_init(struct ath_softc *sc, int nbufs); -int ath_tx_cleanup(struct ath_softc *sc); -int ath_tx_get_qnum(struct ath_softc *sc, int qtype, int haltype); -int ath_txq_update(struct ath_softc *sc, int qnum, struct ath9k_txq_info *q); -int ath_tx_start(struct ath_softc *sc, struct sk_buff *skb); -void ath_tx_tasklet(struct ath_softc *sc); -u32 ath_txq_depth(struct ath_softc *sc, int qnum); -u32 ath_txq_aggr_depth(struct ath_softc *sc, int qnum); -void ath_notify_txq_status(struct ath_softc *sc, u16 queue_depth); -void ath_tx_complete(struct ath_softc *sc, struct sk_buff *skb, - struct ath_xmit_status *tx_status, struct ath_node *an); - -/**********************/ -/* Node / Aggregation */ -/**********************/ - -/* indicates the node is clened up */ -#define ATH_NODE_CLEAN 0x1 -/* indicates the node is 80211 power save */ -#define ATH_NODE_PWRSAVE 0x2 - -#define ADDBA_TIMEOUT 200 /* 200 milliseconds */ -#define ADDBA_EXCHANGE_ATTEMPTS 10 -#define ATH_AGGR_DELIM_SZ 4 /* delimiter size */ -#define ATH_AGGR_MINPLEN 256 /* in bytes, minimum packet length */ -/* number of delimiters for encryption padding */ -#define ATH_AGGR_ENCRYPTDELIM 10 -/* minimum h/w qdepth to be sustained to maximize aggregation */ -#define ATH_AGGR_MIN_QDEPTH 2 -#define ATH_AMPDU_SUBFRAME_DEFAULT 32 -#define IEEE80211_SEQ_SEQ_SHIFT 4 -#define IEEE80211_SEQ_MAX 4096 -#define IEEE80211_MIN_AMPDU_BUF 0x8 - -/* return whether a bit at index _n in bitmap _bm is set - * _sz is the size of the bitmap */ -#define ATH_BA_ISSET(_bm, _n) (((_n) < (WME_BA_BMP_SIZE)) && \ - ((_bm)[(_n) >> 5] & (1 << ((_n) & 31)))) - -/* return block-ack bitmap index given sequence and starting sequence */ -#define ATH_BA_INDEX(_st, _seq) (((_seq) - (_st)) & (IEEE80211_SEQ_MAX - 1)) - -/* returns delimiter padding required given the packet length */ -#define ATH_AGGR_GET_NDELIM(_len) \ - (((((_len) + ATH_AGGR_DELIM_SZ) < ATH_AGGR_MINPLEN) ? \ - (ATH_AGGR_MINPLEN - (_len) - ATH_AGGR_DELIM_SZ) : 0) >> 2) - -#define BAW_WITHIN(_start, _bawsz, _seqno) \ - ((((_seqno) - (_start)) & 4095) < (_bawsz)) - -#define ATH_DS_BA_SEQ(_ds) ((_ds)->ds_us.tx.ts_seqnum) -#define ATH_DS_BA_BITMAP(_ds) (&(_ds)->ds_us.tx.ba_low) -#define ATH_DS_TX_BA(_ds) ((_ds)->ds_us.tx.ts_flags & ATH9K_TX_BA) -#define ATH_AN_2_TID(_an, _tidno) (&(_an)->an_aggr.tx.tid[(_tidno)]) - -enum ATH_AGGR_STATUS { - ATH_AGGR_DONE, - ATH_AGGR_BAW_CLOSED, - ATH_AGGR_LIMITED, - ATH_AGGR_SHORTPKT, - ATH_AGGR_8K_LIMITED, -}; - -enum ATH_AGGR_CHECK { - AGGR_NOT_REQUIRED, - AGGR_REQUIRED, - AGGR_CLEANUP_PROGRESS, - AGGR_EXCHANGE_PROGRESS, - AGGR_EXCHANGE_DONE -}; - -struct aggr_rifs_param { - int param_max_frames; - int param_max_len; - int param_rl; - int param_al; - struct ath_rc_series *param_rcs; -}; - -/* Per-node aggregation state */ -struct ath_node_aggr { - struct ath_atx tx; /* node transmit state */ - struct ath_arx rx; /* node receive state */ -}; - -/* driver-specific node state */ -struct ath_node { - struct list_head list; - struct ath_softc *an_sc; /* back pointer */ - atomic_t an_refcnt; - struct ath_chainmask_sel an_chainmask_sel; - struct ath_node_aggr an_aggr; /* A-MPDU aggregation state */ - u8 an_smmode; /* SM Power save mode */ - u8 an_flags; - u8 an_addr[ETH_ALEN]; -}; - -void ath_tx_resume_tid(struct ath_softc *sc, - struct ath_atx_tid *tid); -enum ATH_AGGR_CHECK ath_tx_aggr_check(struct ath_softc *sc, - struct ath_node *an, u8 tidno); -void ath_tx_aggr_teardown(struct ath_softc *sc, - struct ath_node *an, u8 tidno); -void ath_rx_aggr_teardown(struct ath_softc *sc, - struct ath_node *an, u8 tidno); -int ath_rx_aggr_start(struct ath_softc *sc, - const u8 *addr, - u16 tid, - u16 *ssn); -int ath_rx_aggr_stop(struct ath_softc *sc, - const u8 *addr, - u16 tid); -int ath_tx_aggr_start(struct ath_softc *sc, - const u8 *addr, - u16 tid, - u16 *ssn); -int ath_tx_aggr_stop(struct ath_softc *sc, - const u8 *addr, - u16 tid); -void ath_newassoc(struct ath_softc *sc, - struct ath_node *node, int isnew, int isuapsd); -struct ath_node *ath_node_attach(struct ath_softc *sc, - u8 addr[ETH_ALEN], int if_id); -void ath_node_detach(struct ath_softc *sc, struct ath_node *an, bool bh_flag); -struct ath_node *ath_node_get(struct ath_softc *sc, u8 addr[ETH_ALEN]); -void ath_node_put(struct ath_softc *sc, struct ath_node *an, bool bh_flag); -struct ath_node *ath_node_find(struct ath_softc *sc, u8 *addr); - -/*******************/ -/* Beacon Handling */ -/*******************/ - -/* - * Regardless of the number of beacons we stagger, (i.e. regardless of the - * number of BSSIDs) if a given beacon does not go out even after waiting this - * number of beacon intervals, the game's up. - */ -#define BSTUCK_THRESH (9 * ATH_BCBUF) -#define ATH_BCBUF 4 /* number of beacon buffers */ -#define ATH_DEFAULT_BINTVAL 100 /* default beacon interval in TU */ -#define ATH_DEFAULT_BMISS_LIMIT 10 -#define ATH_BEACON_AIFS_DEFAULT 0 /* Default aifs for ap beacon q */ -#define ATH_BEACON_CWMIN_DEFAULT 0 /* Default cwmin for ap beacon q */ -#define ATH_BEACON_CWMAX_DEFAULT 0 /* Default cwmax for ap beacon q */ -#define IEEE80211_MS_TO_TU(x) (((x) * 1000) / 1024) - -/* beacon configuration */ -struct ath_beacon_config { - u16 beacon_interval; - u16 listen_interval; - u16 dtim_period; - u16 bmiss_timeout; - u8 dtim_count; - u8 tim_offset; - union { - u64 last_tsf; - u8 last_tstamp[8]; - } u; /* last received beacon/probe response timestamp of this BSS. */ -}; - -/* offsets in a beacon frame for - * quick acess of beacon content by low-level driver */ -struct ath_beacon_offset { - u8 *bo_tim; /* start of atim/dtim */ -}; - -void ath9k_beacon_tasklet(unsigned long data); -void ath_beacon_config(struct ath_softc *sc, int if_id); -int ath_beaconq_setup(struct ath_hal *ah); -int ath_beacon_alloc(struct ath_softc *sc, int if_id); -void ath_bstuck_process(struct ath_softc *sc); -void ath_beacon_tasklet(struct ath_softc *sc, int *needmark); -void ath_beacon_free(struct ath_softc *sc); -void ath_beacon_return(struct ath_softc *sc, struct ath_vap *avp); -void ath_beacon_sync(struct ath_softc *sc, int if_id); -void ath_update_beacon_info(struct ath_softc *sc, int avgbrssi); -void ath_get_beaconconfig(struct ath_softc *sc, - int if_id, - struct ath_beacon_config *conf); -int ath_update_beacon(struct ath_softc *sc, - int if_id, - struct ath_beacon_offset *bo, - struct sk_buff *skb, - int mcast); -/********/ -/* VAPs */ -/********/ - -#define ATH_IF_HW_OFF 0x0001 /* hardware state needs to turn off */ -#define ATH_IF_HW_ON 0x0002 /* hardware state needs to turn on */ -/* STA only: the associated AP is HT capable */ -#define ATH_IF_HT 0x0004 -/* AP/IBSS only: current BSS has privacy on */ -#define ATH_IF_PRIVACY 0x0008 -#define ATH_IF_BEACON_ENABLE 0x0010 /* AP/IBSS only: enable beacon */ -#define ATH_IF_BEACON_SYNC 0x0020 /* IBSS only: need to sync beacon */ - -/* - * Define the scheme that we select MAC address for multiple - * BSS on the same radio. The very first VAP will just use the MAC - * address from the EEPROM. For the next 3 VAPs, we set the - * U/L bit (bit 1) in MAC address, and use the next two bits as the - * index of the VAP. - */ - -#define ATH_SET_VAP_BSSID_MASK(bssid_mask) \ - ((bssid_mask)[0] &= ~(((ATH_BCBUF-1)<<2)|0x02)) - -/* VAP configuration (from protocol layer) */ -struct ath_vap_config { - u32 av_fixed_rateset; - u32 av_fixed_retryset; -}; - -/* driver-specific vap state */ -struct ath_vap { - struct ieee80211_vif *av_if_data; /* interface(vap) - instance from 802.11 protocal layer */ - enum ath9k_opmode av_opmode; /* VAP operational mode */ - struct ath_buf *av_bcbuf; /* beacon buffer */ - struct ath_beacon_offset av_boff; /* dynamic update state */ - struct ath_tx_control av_btxctl; /* tx control information - for beacon */ - int av_bslot; /* beacon slot index */ - struct ath_txq av_mcastq; /* multicast - transmit queue */ - struct ath_vap_config av_config; /* vap configuration - parameters from 802.11 protocol layer*/ - struct ath_rate_node *rc_node; -}; - -int ath_vap_attach(struct ath_softc *sc, - int if_id, - struct ieee80211_vif *if_data, - enum ath9k_opmode opmode); -int ath_vap_detach(struct ath_softc *sc, int if_id); -int ath_vap_config(struct ath_softc *sc, - int if_id, struct ath_vap_config *if_config); -int ath_vap_listen(struct ath_softc *sc, int if_id); - -/*********************/ -/* Antenna diversity */ -/*********************/ - -#define ATH_ANT_DIV_MAX_CFG 2 -#define ATH_ANT_DIV_MIN_IDLE_US 1000000 /* us */ -#define ATH_ANT_DIV_MIN_SCAN_US 50000 /* us */ - -enum ATH_ANT_DIV_STATE{ - ATH_ANT_DIV_IDLE, - ATH_ANT_DIV_SCAN, /* evaluating antenna */ -}; - -struct ath_antdiv { - struct ath_softc *antdiv_sc; - u8 antdiv_start; - enum ATH_ANT_DIV_STATE antdiv_state; - u8 antdiv_num_antcfg; - u8 antdiv_curcfg; - u8 antdiv_bestcfg; - int32_t antdivf_rssitrig; - int32_t antdiv_lastbrssi[ATH_ANT_DIV_MAX_CFG]; - u64 antdiv_lastbtsf[ATH_ANT_DIV_MAX_CFG]; - u64 antdiv_laststatetsf; - u8 antdiv_bssid[ETH_ALEN]; -}; - -void ath_slow_ant_div_init(struct ath_antdiv *antdiv, - struct ath_softc *sc, int32_t rssitrig); -void ath_slow_ant_div_start(struct ath_antdiv *antdiv, - u8 num_antcfg, - const u8 *bssid); -void ath_slow_ant_div_stop(struct ath_antdiv *antdiv); -void ath_slow_ant_div(struct ath_antdiv *antdiv, - struct ieee80211_hdr *wh, - struct ath_rx_status *rx_stats); -void ath_setdefantenna(void *sc, u32 antenna); - -/********************/ -/* Main driver core */ -/********************/ - -/* - * Default cache line size, in bytes. - * Used when PCI device not fully initialized by bootrom/BIOS -*/ -#define DEFAULT_CACHELINE 32 -#define ATH_DEFAULT_NOISE_FLOOR -95 -#define ATH_REGCLASSIDS_MAX 10 -#define ATH_CABQ_READY_TIME 80 /* % of beacon interval */ -#define ATH_PREAMBLE_SHORT (1<<0) -#define ATH_PROTECT_ENABLE (1<<1) -#define ATH_MAX_SW_RETRIES 10 -/* Num farmes difference in tx to flip default recv */ -#define ATH_ANTENNA_DIFF 2 -#define ATH_CHAN_MAX 255 -#define IEEE80211_WEP_NKID 4 /* number of key ids */ -#define IEEE80211_RATE_VAL 0x7f -/* - * The key cache is used for h/w cipher state and also for - * tracking station state such as the current tx antenna. - * We also setup a mapping table between key cache slot indices - * and station state to short-circuit node lookups on rx. - * Different parts have different size key caches. We handle - * up to ATH_KEYMAX entries (could dynamically allocate state). - */ -#define ATH_KEYMAX 128 /* max key cache size we handle */ - -#define RESET_RETRY_TXQ 0x00000001 -#define ATH_IF_ID_ANY 0xff - -#define ATH_TXPOWER_MAX 100 /* .5 dBm units */ - -#define RSSI_LPF_THRESHOLD -20 -#define ATH_RSSI_EP_MULTIPLIER (1<<7) /* pow2 to optimize out * and / */ -#define ATH_RATE_DUMMY_MARKER 0 -#define ATH_RSSI_LPF_LEN 10 -#define ATH_RSSI_DUMMY_MARKER 0x127 - -#define ATH_EP_MUL(x, mul) ((x) * (mul)) -#define ATH_EP_RND(x, mul) \ - ((((x)%(mul)) >= ((mul)/2)) ? ((x) + ((mul) - 1)) / (mul) : (x)/(mul)) -#define ATH_RSSI_OUT(x) \ - (((x) != ATH_RSSI_DUMMY_MARKER) ? \ - (ATH_EP_RND((x), ATH_RSSI_EP_MULTIPLIER)) : ATH_RSSI_DUMMY_MARKER) -#define ATH_RSSI_IN(x) \ - (ATH_EP_MUL((x), ATH_RSSI_EP_MULTIPLIER)) -#define ATH_LPF_RSSI(x, y, len) \ - ((x != ATH_RSSI_DUMMY_MARKER) ? \ - (((x) * ((len) - 1) + (y)) / (len)) : (y)) -#define ATH_RSSI_LPF(x, y) do { \ - if ((y) >= RSSI_LPF_THRESHOLD) \ - x = ATH_LPF_RSSI((x), \ - ATH_RSSI_IN((y)), ATH_RSSI_LPF_LEN); \ - } while (0) - - -enum PROT_MODE { - PROT_M_NONE = 0, - PROT_M_RTSCTS, - PROT_M_CTSONLY -}; - -enum RATE_TYPE { - NORMAL_RATE = 0, - HALF_RATE, - QUARTER_RATE -}; - -struct ath_ht_info { - enum ath9k_ht_macmode tx_chan_width; - u16 maxampdu; - u8 mpdudensity; - u8 ext_chan_offset; -}; - -struct ath_softc { - struct ieee80211_hw *hw; /* mac80211 instance */ - struct pci_dev *pdev; /* Bus handle */ - void __iomem *mem; /* address of the device */ - struct tasklet_struct intr_tq; /* General tasklet */ - struct tasklet_struct bcon_tasklet; /* Beacon tasklet */ - struct ath_config sc_config; /* per-instance load-time - parameters */ - int sc_debug; /* Debug masks */ - struct ath_hal *sc_ah; /* HAL Instance */ - struct ath_rate_softc *sc_rc; /* tx rate control support */ - u32 sc_intrstatus; /* HAL_STATUS */ - enum ath9k_opmode sc_opmode; /* current operating mode */ - - /* Properties, Config */ - u8 sc_invalid; /* being detached */ - u8 sc_beacons; /* beacons running */ - u8 sc_scanning; /* scanning active */ - u8 sc_txaggr; /* enable 11n tx aggregation */ - u8 sc_rxaggr; /* enable 11n rx aggregation */ - u8 sc_update_chainmask; /* change chain mask */ - u8 sc_full_reset; /* force full reset */ - enum wireless_mode sc_curmode; /* current phy mode */ - u16 sc_curtxpow; /* current tx power limit */ - u16 sc_curaid; /* current association id */ - u8 sc_curbssid[ETH_ALEN]; - u8 sc_myaddr[ETH_ALEN]; - enum PROT_MODE sc_protmode; /* protection mode */ - u8 sc_mcastantenna;/* Multicast antenna number */ - u8 sc_txantenna; /* data tx antenna - (fixed or auto) */ - u8 sc_nbcnvaps; /* # of vaps sending beacons */ - u16 sc_nvaps; /* # of active virtual ap's */ - struct ath_vap *sc_vaps[ATH_BCBUF]; /* interface id - to avp map */ - enum ath9k_int sc_imask; /* interrupt mask copy */ - u8 sc_bssidmask[ETH_ALEN]; - u8 sc_defant; /* current default antenna */ - u8 sc_rxotherant; /* rx's on non-default antenna*/ - u16 sc_cachelsz; /* cache line size */ - int sc_slotupdate; /* slot to next advance fsm */ - int sc_slottime; /* slot time */ - u8 sc_noreset; - int sc_bslot[ATH_BCBUF];/* beacon xmit slots */ - struct ath9k_node_stats sc_halstats; /* station-mode rssi stats */ - struct list_head node_list; - struct ath_ht_info sc_ht_info; - int16_t sc_noise_floor; /* signal noise floor in dBm */ - enum ath9k_ht_extprotspacing sc_ht_extprotspacing; - u8 sc_tx_chainmask; - u8 sc_rx_chainmask; - u8 sc_rxchaindetect_ref; - u8 sc_rxchaindetect_thresh5GHz; - u8 sc_rxchaindetect_thresh2GHz; - u8 sc_rxchaindetect_delta5GHz; - u8 sc_rxchaindetect_delta2GHz; - u32 sc_rtsaggrlimit; /* Chipset specific - aggr limit */ - u32 sc_flags; -#ifdef CONFIG_SLOW_ANT_DIV - /* Slow antenna diversity */ - struct ath_antdiv sc_antdiv; -#endif - enum { - OK, /* no change needed */ - UPDATE, /* update pending */ - COMMIT /* beacon sent, commit change */ - } sc_updateslot; /* slot time update fsm */ - - /* Crypto */ - u32 sc_keymax; /* size of key cache */ - DECLARE_BITMAP (sc_keymap, ATH_KEYMAX);/* key use bit map */ - u8 sc_splitmic; /* split TKIP MIC keys */ - int sc_keytype; /* type of the key being used */ - - /* RX */ - struct list_head sc_rxbuf; /* receive buffer */ - struct ath_descdma sc_rxdma; /* RX descriptors */ - int sc_rxbufsize; /* rx size based on mtu */ - u32 *sc_rxlink; /* link ptr in last RX desc */ - u32 sc_rxflush; /* rx flush in progress */ - u64 sc_lastrx; /* tsf of last rx'd frame */ - - /* TX */ - struct list_head sc_txbuf; /* transmit buffer */ - struct ath_txq sc_txq[ATH9K_NUM_TX_QUEUES]; - struct ath_descdma sc_txdma; /* TX descriptors */ - u32 sc_txqsetup; /* h/w queues setup */ - u32 sc_txintrperiod;/* tx interrupt batching */ - int sc_haltype2q[ATH9K_WME_AC_VO+1]; /* HAL WME - AC -> h/w qnum */ - u32 sc_ant_tx[8]; /* recent tx frames/antenna */ - - /* Beacon */ - struct ath9k_txq_info sc_beacon_qi; /* adhoc only: beacon - queue parameters */ - struct ath_descdma sc_bdma; /* beacon descriptors */ - struct ath_txq *sc_cabq; /* tx q for cab frames */ - struct list_head sc_bbuf; /* beacon buffers */ - u32 sc_bhalq; /* HAL q for outgoing beacons */ - u32 sc_bmisscount; /* missed beacon transmits */ - u32 ast_be_xmit; /* beacons transmitted */ - - /* Rate */ - struct ieee80211_rate rates[IEEE80211_NUM_BANDS][ATH_RATE_MAX]; - const struct ath9k_rate_table *sc_rates[WIRELESS_MODE_MAX]; - const struct ath9k_rate_table *sc_currates; /* current rate table */ - u8 sc_rixmap[256]; /* IEEE to h/w - rate table ix */ - u8 sc_minrateix; /* min h/w rate index */ - u8 sc_protrix; /* protection rate index */ - struct { - u32 rateKbps; /* transfer rate in kbs */ - u8 ieeerate; /* IEEE rate */ - } sc_hwmap[256]; /* h/w rate ix mappings */ - - /* Channel, Band */ - struct ieee80211_channel channels[IEEE80211_NUM_BANDS][ATH_CHAN_MAX]; - struct ieee80211_supported_band sbands[IEEE80211_NUM_BANDS]; - struct ath9k_channel sc_curchan; /* current h/w channel */ - - /* Locks */ - spinlock_t sc_rxflushlock; /* lock of RX flush */ - spinlock_t sc_rxbuflock; /* rxbuf lock */ - spinlock_t sc_txbuflock; /* txbuf lock */ - spinlock_t sc_resetlock; - spinlock_t node_lock; -}; - -int ath_init(u16 devid, struct ath_softc *sc); -void ath_deinit(struct ath_softc *sc); -int ath_open(struct ath_softc *sc, struct ath9k_channel *initial_chan); -int ath_suspend(struct ath_softc *sc); -irqreturn_t ath_isr(int irq, void *dev); -int ath_reset(struct ath_softc *sc); -void ath_scan_start(struct ath_softc *sc); -void ath_scan_end(struct ath_softc *sc); -int ath_set_channel(struct ath_softc *sc, struct ath9k_channel *hchan); -void ath_setup_rate(struct ath_softc *sc, - enum wireless_mode wMode, - enum RATE_TYPE type, - const struct ath9k_rate_table *rt); - -/*********************/ -/* Utility Functions */ -/*********************/ - -void ath_key_reset(struct ath_softc *sc, u16 keyix, int freeslot); -int ath_keyset(struct ath_softc *sc, - u16 keyix, - struct ath9k_keyval *hk, - const u8 mac[ETH_ALEN]); -int ath_get_hal_qnum(u16 queue, struct ath_softc *sc); -int ath_get_mac80211_qnum(u32 queue, struct ath_softc *sc); -void ath_setslottime(struct ath_softc *sc); -void ath_update_txpow(struct ath_softc *sc); -int ath_cabq_update(struct ath_softc *); -void ath_get_currentCountry(struct ath_softc *sc, - struct ath9k_country_entry *ctry); -u64 ath_extend_tsf(struct ath_softc *sc, u32 rstamp); -void ath_internal_reset(struct ath_softc *sc); -u32 ath_chan2flags(struct ieee80211_channel *chan, struct ath_softc *sc); -dma_addr_t ath_skb_map_single(struct ath_softc *sc, - struct sk_buff *skb, - int direction, - dma_addr_t *pa); -void ath_skb_unmap_single(struct ath_softc *sc, - struct sk_buff *skb, - int direction, - dma_addr_t *pa); -void ath_mcast_merge(struct ath_softc *sc, u32 mfilt[2]); -enum ath9k_ht_macmode ath_cwm_macmode(struct ath_softc *sc); - -#endif /* CORE_H */ |