diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath5k/base.h')
| -rw-r--r-- | drivers/net/wireless/ath/ath5k/base.h | 262 |
1 files changed, 59 insertions, 203 deletions
diff --git a/drivers/net/wireless/ath/ath5k/base.h b/drivers/net/wireless/ath/ath5k/base.h index 9a79773cdc2..97469d0fbad 100644 --- a/drivers/net/wireless/ath/ath5k/base.h +++ b/drivers/net/wireless/ath/ath5k/base.h @@ -38,228 +38,84 @@ /* * Definitions for the Atheros Wireless LAN controller driver. */ -#ifndef _DEV_ATH_ATHVAR_H -#define _DEV_ATH_ATHVAR_H - -#include <linux/interrupt.h> -#include <linux/list.h> -#include <linux/wireless.h> -#include <linux/if_ether.h> -#include <linux/leds.h> -#include <linux/rfkill.h> -#include <linux/workqueue.h> - -#include "ath5k.h" -#include "debug.h" -#include "ani.h" - -#include "../regd.h" -#include "../ath.h" - -#define ATH_RXBUF 40 /* number of RX buffers */ -#define ATH_TXBUF 200 /* number of TX buffers */ -#define ATH_BCBUF 4 /* number of beacon buffers */ -#define ATH5K_TXQ_LEN_MAX (ATH_TXBUF / 4) /* bufs per queue */ -#define ATH5K_TXQ_LEN_LOW (ATH5K_TXQ_LEN_MAX / 2) /* low mark */ - -struct ath5k_buf { - struct list_head list; - struct ath5k_desc *desc; /* virtual addr of desc */ - dma_addr_t daddr; /* physical addr of desc */ - struct sk_buff *skb; /* skbuff for buf */ - dma_addr_t skbaddr;/* physical addr of skb data */ -}; - -/* - * 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 ath5k_txq { - unsigned int qnum; /* hardware q number */ - u32 *link; /* link ptr in last TX desc */ - struct list_head q; /* transmit queue */ - spinlock_t lock; /* lock on q and link */ - bool setup; - int txq_len; /* number of queued buffers */ - bool txq_poll_mark; - unsigned int txq_stuck; /* informational counter */ +#ifndef _DEV_ATH5K_BASE_H +#define _DEV_ATH5K_BASE_H + +struct ieee80211_vif; +struct ieee80211_hw; +struct ath5k_hw; +struct ath5k_txq; +struct ieee80211_channel; +struct ath_bus_ops; +struct ieee80211_tx_control; +enum nl80211_iftype; + +enum ath5k_srev_type { + AR5K_VERSION_MAC, + AR5K_VERSION_RAD, }; -#define ATH5K_LED_MAX_NAME_LEN 31 - -/* - * State for LED triggers - */ -struct ath5k_led -{ - char name[ATH5K_LED_MAX_NAME_LEN + 1]; /* name of the LED in sysfs */ - struct ath5k_softc *sc; /* driver state */ - struct led_classdev led_dev; /* led classdev */ +struct ath5k_srev_name { + const char *sr_name; + enum ath5k_srev_type sr_type; + u_int sr_val; }; -/* Rfkill */ -struct ath5k_rfkill { - /* GPIO PIN for rfkill */ - u16 gpio; - /* polarity of rfkill GPIO PIN */ - bool polarity; - /* RFKILL toggle tasklet */ - struct tasklet_struct toggleq; -}; - -/* statistics */ -struct ath5k_statistics { - /* antenna use */ - unsigned int antenna_rx[5]; /* frames count per antenna RX */ - unsigned int antenna_tx[5]; /* frames count per antenna TX */ - - /* frame errors */ - unsigned int rx_all_count; /* all RX frames, including errors */ - unsigned int tx_all_count; /* all TX frames, including errors */ - unsigned int rx_bytes_count; /* all RX bytes, including errored pks - * and the MAC headers for each packet - */ - unsigned int tx_bytes_count; /* all TX bytes, including errored pkts - * and the MAC headers and padding for - * each packet. - */ - unsigned int rxerr_crc; - unsigned int rxerr_phy; - unsigned int rxerr_phy_code[32]; - unsigned int rxerr_fifo; - unsigned int rxerr_decrypt; - unsigned int rxerr_mic; - unsigned int rxerr_proc; - unsigned int rxerr_jumbo; - unsigned int txerr_retry; - unsigned int txerr_fifo; - unsigned int txerr_filt; - - /* MIB counters */ - unsigned int ack_fail; - unsigned int rts_fail; - unsigned int rts_ok; - unsigned int fcs_error; - unsigned int beacons; - - unsigned int mib_intr; - unsigned int rxorn_intr; - unsigned int rxeol_intr; +struct ath5k_buf { + struct list_head list; + struct ath5k_desc *desc; /* virtual addr of desc */ + dma_addr_t daddr; /* physical addr of desc */ + struct sk_buff *skb; /* skbuff for buf */ + dma_addr_t skbaddr; /* physical addr of skb data */ + struct ieee80211_tx_rate rates[4]; /* number of multi-rate stages */ }; -#if CHAN_DEBUG -#define ATH_CHAN_MAX (26+26+26+200+200) -#else -#define ATH_CHAN_MAX (14+14+14+252+20) -#endif - struct ath5k_vif { bool assoc; /* are we associated or not */ enum nl80211_iftype opmode; int bslot; struct ath5k_buf *bbuf; /* beacon buffer */ - u8 lladdr[ETH_ALEN]; }; -/* Software Carrier, keeps track of the driver state - * associated with an instance of a device */ -struct ath5k_softc { - struct pci_dev *pdev; /* for dma mapping */ - void __iomem *iobase; /* address of the device */ - struct mutex lock; /* dev-level lock */ - struct ieee80211_hw *hw; /* IEEE 802.11 common */ - struct ieee80211_supported_band sbands[IEEE80211_NUM_BANDS]; - struct ieee80211_channel channels[ATH_CHAN_MAX]; - struct ieee80211_rate rates[IEEE80211_NUM_BANDS][AR5K_MAX_RATES]; - s8 rate_idx[IEEE80211_NUM_BANDS][AR5K_MAX_RATES]; - enum nl80211_iftype opmode; - struct ath5k_hw *ah; /* Atheros HW */ - - struct ieee80211_supported_band *curband; - -#ifdef CONFIG_ATH5K_DEBUG - struct ath5k_dbg_info debug; /* debug info */ -#endif /* CONFIG_ATH5K_DEBUG */ - - struct ath5k_buf *bufptr; /* allocated buffer ptr */ - struct ath5k_desc *desc; /* TX/RX descriptors */ - dma_addr_t desc_daddr; /* DMA (physical) address */ - size_t desc_len; /* size of TX/RX descriptors */ - - DECLARE_BITMAP(status, 5); -#define ATH_STAT_INVALID 0 /* disable hardware accesses */ -#define ATH_STAT_MRRETRY 1 /* multi-rate retry support */ -#define ATH_STAT_PROMISC 2 -#define ATH_STAT_LEDSOFT 3 /* enable LED gpio status */ -#define ATH_STAT_STARTED 4 /* opened & irqs enabled */ - - unsigned int filter_flags; /* HW flags, AR5K_RX_FILTER_* */ - unsigned int curmode; /* current phy mode */ - struct ieee80211_channel *curchan; /* current h/w channel */ - - u16 nvifs; - - enum ath5k_int imask; /* interrupt mask copy */ - - u8 lladdr[ETH_ALEN]; - u8 bssidmask[ETH_ALEN]; - - unsigned int led_pin, /* GPIO pin for driving LED */ - led_on; /* pin setting for LED on */ - - struct work_struct reset_work; /* deferred chip reset */ - - unsigned int rxbufsize; /* rx size based on mtu */ - struct list_head rxbuf; /* receive buffer */ - spinlock_t rxbuflock; - u32 *rxlink; /* link ptr in last RX desc */ - struct tasklet_struct rxtq; /* rx intr tasklet */ - struct ath5k_led rx_led; /* rx led */ - - struct list_head txbuf; /* transmit buffer */ - spinlock_t txbuflock; - unsigned int txbuf_len; /* buf count in txbuf list */ - struct ath5k_txq txqs[AR5K_NUM_TX_QUEUES]; /* tx queues */ - struct tasklet_struct txtq; /* tx intr tasklet */ - struct ath5k_led tx_led; /* tx led */ +struct ath5k_vif_iter_data { + const u8 *hw_macaddr; + u8 mask[ETH_ALEN]; + u8 active_mac[ETH_ALEN]; /* first active MAC */ + bool need_set_hw_addr; + bool found_active; + bool any_assoc; + enum nl80211_iftype opmode; + int n_stas; +}; - struct ath5k_rfkill rf_kill; +void ath5k_vif_iter(void *data, u8 *mac, struct ieee80211_vif *vif); +bool ath5k_any_vif_assoc(struct ath5k_hw *ah); - struct tasklet_struct calib; /* calibration tasklet */ +int ath5k_start(struct ieee80211_hw *hw); +void ath5k_stop(struct ieee80211_hw *hw); - spinlock_t block; /* protects beacon */ - struct tasklet_struct beacontq; /* beacon intr tasklet */ - struct list_head bcbuf; /* beacon buffer */ - struct ieee80211_vif *bslot[ATH_BCBUF]; - u16 num_ap_vifs; - u16 num_adhoc_vifs; - unsigned int bhalq, /* SW q for outgoing beacons */ - bmisscount, /* missed beacon transmits */ - bintval, /* beacon interval in TU */ - bsent; - unsigned int nexttbtt; /* next beacon time in TU */ - struct ath5k_txq *cabq; /* content after beacon */ +void ath5k_beacon_update_timers(struct ath5k_hw *ah, u64 bc_tsf); +int ath5k_beacon_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif); +void ath5k_beacon_config(struct ath5k_hw *ah); +void ath5k_set_beacon_filter(struct ieee80211_hw *hw, bool enable); - int power_level; /* Requested tx power in dbm */ - bool assoc; /* associate state */ - bool enable_beacon; /* true if beacons are on */ +void ath5k_update_bssid_mask_and_opmode(struct ath5k_hw *ah, + struct ieee80211_vif *vif); +int ath5k_chan_set(struct ath5k_hw *ah, struct cfg80211_chan_def *chandef); +void ath5k_txbuf_free_skb(struct ath5k_hw *ah, struct ath5k_buf *bf); +void ath5k_rxbuf_free_skb(struct ath5k_hw *ah, struct ath5k_buf *bf); +void ath5k_tx_queue(struct ieee80211_hw *hw, struct sk_buff *skb, + struct ath5k_txq *txq, struct ieee80211_tx_control *control); - struct ath5k_statistics stats; +const char *ath5k_chip_name(enum ath5k_srev_type type, u_int16_t val); - struct ath5k_ani_state ani_state; - struct tasklet_struct ani_tasklet; /* ANI calibration */ +int ath5k_init_ah(struct ath5k_hw *ah, const struct ath_bus_ops *bus_ops); +void ath5k_deinit_ah(struct ath5k_hw *ah); - struct delayed_work tx_complete_work; -}; +/* Check whether BSSID mask is supported */ +#define ath5k_hw_hasbssidmask(_ah) (ah->ah_version == AR5K_AR5212) -#define ath5k_hw_hasbssidmask(_ah) \ - (ath5k_hw_get_capability(_ah, AR5K_CAP_BSSIDMASK, 0, NULL) == 0) -#define ath5k_hw_hasveol(_ah) \ - (ath5k_hw_get_capability(_ah, AR5K_CAP_VEOL, 0, NULL) == 0) +/* Check whether virtual EOL is supported */ +#define ath5k_hw_hasveol(_ah) (ah->ah_version != AR5K_AR5210) -#endif +#endif /* _DEV_ATH5K_BASE_H */ |