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ubuntu-linux-kernel/drivers/net/wireless/ath/ath9k/mac.h

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2024-04-01 15:06:58 +00:00
/*
* Copyright (c) 2008-2011 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 MAC_H
#define MAC_H
#include <net/cfg80211.h>
#define set11nTries(_series, _index) \
(SM((_series)[_index].Tries, AR_XmitDataTries##_index))
#define set11nRate(_series, _index) \
(SM((_series)[_index].Rate, AR_XmitRate##_index))
#define set11nPktDurRTSCTS(_series, _index) \
(SM((_series)[_index].PktDuration, AR_PacketDur##_index) | \
((_series)[_index].RateFlags & ATH9K_RATESERIES_RTS_CTS ? \
AR_RTSCTSQual##_index : 0))
#define set11nRateFlags(_series, _index) \
(((_series)[_index].RateFlags & ATH9K_RATESERIES_2040 ? \
AR_2040_##_index : 0) \
|((_series)[_index].RateFlags & ATH9K_RATESERIES_HALFGI ? \
AR_GI##_index : 0) \
|((_series)[_index].RateFlags & ATH9K_RATESERIES_STBC ? \
AR_STBC##_index : 0) \
|SM((_series)[_index].ChSel, AR_ChainSel##_index))
#define CCK_SIFS_TIME 10
#define CCK_PREAMBLE_BITS 144
#define CCK_PLCP_BITS 48
#define OFDM_SIFS_TIME 16
#define OFDM_PREAMBLE_TIME 20
#define OFDM_PLCP_BITS 22
#define OFDM_SYMBOL_TIME 4
#define OFDM_SIFS_TIME_HALF 32
#define OFDM_PREAMBLE_TIME_HALF 40
#define OFDM_PLCP_BITS_HALF 22
#define OFDM_SYMBOL_TIME_HALF 8
#define OFDM_SIFS_TIME_QUARTER 64
#define OFDM_PREAMBLE_TIME_QUARTER 80
#define OFDM_PLCP_BITS_QUARTER 22
#define OFDM_SYMBOL_TIME_QUARTER 16
#define INIT_AIFS 2
#define INIT_CWMIN 15
#define INIT_CWMIN_11B 31
#define INIT_CWMAX 1023
#define INIT_SH_RETRY 10
#define INIT_LG_RETRY 10
#define INIT_SSH_RETRY 32
#define INIT_SLG_RETRY 32
#define ATH9K_TXERR_XRETRY 0x01
#define ATH9K_TXERR_FILT 0x02
#define ATH9K_TXERR_FIFO 0x04
#define ATH9K_TXERR_XTXOP 0x08
#define ATH9K_TXERR_TIMER_EXPIRED 0x10
#define ATH9K_TX_ACKED 0x20
#define ATH9K_TX_FLUSH 0x40
#define ATH9K_TXERR_MASK \
(ATH9K_TXERR_XRETRY | ATH9K_TXERR_FILT | ATH9K_TXERR_FIFO | \
ATH9K_TXERR_XTXOP | ATH9K_TXERR_TIMER_EXPIRED | ATH9K_TX_FLUSH)
#define ATH9K_TX_BA 0x01
#define ATH9K_TX_PWRMGMT 0x02
#define ATH9K_TX_DESC_CFG_ERR 0x04
#define ATH9K_TX_DATA_UNDERRUN 0x08
#define ATH9K_TX_DELIM_UNDERRUN 0x10
#define ATH9K_TX_SW_FILTERED 0x80
/* 64 bytes */
#define MIN_TX_FIFO_THRESHOLD 0x1
/*
* Single stream device AR9285 and AR9271 require 2 KB
* to work around a hardware issue, all other devices
* have can use the max 4 KB limit.
*/
#define MAX_TX_FIFO_THRESHOLD ((4096 / 64) - 1)
struct ath_tx_status {
u32 ts_tstamp;
u16 ts_seqnum;
u8 ts_status;
u8 ts_rateindex;
int8_t ts_rssi;
u8 ts_shortretry;
u8 ts_longretry;
u8 ts_virtcol;
u8 ts_flags;
int8_t ts_rssi_ctl0;
int8_t ts_rssi_ctl1;
int8_t ts_rssi_ctl2;
int8_t ts_rssi_ext0;
int8_t ts_rssi_ext1;
int8_t ts_rssi_ext2;
u8 qid;
u16 desc_id;
u8 tid;
u32 ba_low;
u32 ba_high;
u32 evm0;
u32 evm1;
u32 evm2;
u32 duration;
};
struct ath_rx_status {
u32 rs_tstamp;
u16 rs_datalen;
u8 rs_status;
u8 rs_phyerr;
int8_t rs_rssi;
u8 rs_keyix;
u8 rs_rate;
u8 rs_antenna;
u8 rs_more;
int8_t rs_rssi_ctl[3];
int8_t rs_rssi_ext[3];
u8 rs_isaggr;
u8 rs_firstaggr;
u8 rs_moreaggr;
u8 rs_num_delims;
u8 rs_flags;
bool is_mybeacon;
u32 evm0;
u32 evm1;
u32 evm2;
u32 evm3;
u32 evm4;
u16 enc_flags;
enum rate_info_bw bw;
};
struct ath_htc_rx_status {
__be64 rs_tstamp;
__be16 rs_datalen;
u8 rs_status;
u8 rs_phyerr;
int8_t rs_rssi;
int8_t rs_rssi_ctl[3];
int8_t rs_rssi_ext[3];
u8 rs_keyix;
u8 rs_rate;
u8 rs_antenna;
u8 rs_more;
u8 rs_isaggr;
u8 rs_moreaggr;
u8 rs_num_delims;
u8 rs_flags;
u8 rs_dummy;
/* FIXME: evm* never used? */
__be32 evm0;
__be32 evm1;
__be32 evm2;
};
#define ATH9K_RXERR_CRC 0x01
#define ATH9K_RXERR_PHY 0x02
#define ATH9K_RXERR_FIFO 0x04
#define ATH9K_RXERR_DECRYPT 0x08
#define ATH9K_RXERR_MIC 0x10
#define ATH9K_RXERR_KEYMISS 0x20
#define ATH9K_RXERR_CORRUPT_DESC 0x40
#define ATH9K_RX_MORE 0x01
#define ATH9K_RX_MORE_AGGR 0x02
#define ATH9K_RX_GI 0x04
#define ATH9K_RX_2040 0x08
#define ATH9K_RX_DELIM_CRC_PRE 0x10
#define ATH9K_RX_DELIM_CRC_POST 0x20
#define ATH9K_RX_DECRYPT_BUSY 0x40
#define ATH9K_RXKEYIX_INVALID ((u8)-1)
#define ATH9K_TXKEYIX_INVALID ((u8)-1)
enum ath9k_phyerr {
ATH9K_PHYERR_UNDERRUN = 0, /* Transmit underrun */
ATH9K_PHYERR_TIMING = 1, /* Timing error */
ATH9K_PHYERR_PARITY = 2, /* Illegal parity */
ATH9K_PHYERR_RATE = 3, /* Illegal rate */
ATH9K_PHYERR_LENGTH = 4, /* Illegal length */
ATH9K_PHYERR_RADAR = 5, /* Radar detect */
ATH9K_PHYERR_SERVICE = 6, /* Illegal service */
ATH9K_PHYERR_TOR = 7, /* Transmit override receive */
ATH9K_PHYERR_OFDM_TIMING = 17,
ATH9K_PHYERR_OFDM_SIGNAL_PARITY = 18,
ATH9K_PHYERR_OFDM_RATE_ILLEGAL = 19,
ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL = 20,
ATH9K_PHYERR_OFDM_POWER_DROP = 21,
ATH9K_PHYERR_OFDM_SERVICE = 22,
ATH9K_PHYERR_OFDM_RESTART = 23,
ATH9K_PHYERR_CCK_BLOCKER = 24,
ATH9K_PHYERR_CCK_TIMING = 25,
ATH9K_PHYERR_CCK_HEADER_CRC = 26,
ATH9K_PHYERR_CCK_RATE_ILLEGAL = 27,
ATH9K_PHYERR_CCK_LENGTH_ILLEGAL = 28,
ATH9K_PHYERR_CCK_POWER_DROP = 29,
ATH9K_PHYERR_CCK_SERVICE = 30,
ATH9K_PHYERR_CCK_RESTART = 31,
ATH9K_PHYERR_HT_CRC_ERROR = 32,
ATH9K_PHYERR_HT_LENGTH_ILLEGAL = 33,
ATH9K_PHYERR_HT_RATE_ILLEGAL = 34,
ATH9K_PHYERR_HT_ZLF = 35,
ATH9K_PHYERR_FALSE_RADAR_EXT = 36,
ATH9K_PHYERR_GREEN_FIELD = 37,
ATH9K_PHYERR_SPECTRAL = 38,
ATH9K_PHYERR_MAX = 39,
};
struct ath_desc {
u32 ds_link;
u32 ds_data;
u32 ds_ctl0;
u32 ds_ctl1;
u32 ds_hw[20];
void *ds_vdata;
} __packed __aligned(4);
#define ATH9K_TXDESC_NOACK 0x0002
#define ATH9K_TXDESC_RTSENA 0x0004
#define ATH9K_TXDESC_CTSENA 0x0008
/* ATH9K_TXDESC_INTREQ forces a tx interrupt to be generated for
* the descriptor its marked on. We take a tx interrupt to reap
* descriptors when the h/w hits an EOL condition or
* when the descriptor is specifically marked to generate
* an interrupt with this flag. Descriptors should be
* marked periodically to insure timely replenishing of the
* supply needed for sending frames. Defering interrupts
* reduces system load and potentially allows more concurrent
* work to be done but if done to aggressively can cause
* senders to backup. When the hardware queue is left too
* large rate control information may also be too out of
* date. An Alternative for this is TX interrupt mitigation
* but this needs more testing. */
#define ATH9K_TXDESC_INTREQ 0x0010
#define ATH9K_TXDESC_VEOL 0x0020
#define ATH9K_TXDESC_EXT_ONLY 0x0040
#define ATH9K_TXDESC_EXT_AND_CTL 0x0080
#define ATH9K_TXDESC_VMF 0x0100
#define ATH9K_TXDESC_FRAG_IS_ON 0x0200
#define ATH9K_TXDESC_LOWRXCHAIN 0x0400
#define ATH9K_TXDESC_LDPC 0x0800
#define ATH9K_TXDESC_CLRDMASK 0x1000
#define ATH9K_TXDESC_PAPRD 0x70000
#define ATH9K_TXDESC_PAPRD_S 16
#define ATH9K_RXDESC_INTREQ 0x0020
struct ar5416_desc {
u32 ds_link;
u32 ds_data;
u32 ds_ctl0;
u32 ds_ctl1;
union {
struct {
u32 ctl2;
u32 ctl3;
u32 ctl4;
u32 ctl5;
u32 ctl6;
u32 ctl7;
u32 ctl8;
u32 ctl9;
u32 ctl10;
u32 ctl11;
u32 status0;
u32 status1;
u32 status2;
u32 status3;
u32 status4;
u32 status5;
u32 status6;
u32 status7;
u32 status8;
u32 status9;
} tx;
struct {
u32 status0;
u32 status1;
u32 status2;
u32 status3;
u32 status4;
u32 status5;
u32 status6;
u32 status7;
u32 status8;
} rx;
} u;
} __packed __aligned(4);
#define AR5416DESC(_ds) ((struct ar5416_desc *)(_ds))
#define AR5416DESC_CONST(_ds) ((const struct ar5416_desc *)(_ds))
#define ds_ctl2 u.tx.ctl2
#define ds_ctl3 u.tx.ctl3
#define ds_ctl4 u.tx.ctl4
#define ds_ctl5 u.tx.ctl5
#define ds_ctl6 u.tx.ctl6
#define ds_ctl7 u.tx.ctl7
#define ds_ctl8 u.tx.ctl8
#define ds_ctl9 u.tx.ctl9
#define ds_ctl10 u.tx.ctl10
#define ds_ctl11 u.tx.ctl11
#define ds_txstatus0 u.tx.status0
#define ds_txstatus1 u.tx.status1
#define ds_txstatus2 u.tx.status2
#define ds_txstatus3 u.tx.status3
#define ds_txstatus4 u.tx.status4
#define ds_txstatus5 u.tx.status5
#define ds_txstatus6 u.tx.status6
#define ds_txstatus7 u.tx.status7
#define ds_txstatus8 u.tx.status8
#define ds_txstatus9 u.tx.status9
#define ds_rxstatus0 u.rx.status0
#define ds_rxstatus1 u.rx.status1
#define ds_rxstatus2 u.rx.status2
#define ds_rxstatus3 u.rx.status3
#define ds_rxstatus4 u.rx.status4
#define ds_rxstatus5 u.rx.status5
#define ds_rxstatus6 u.rx.status6
#define ds_rxstatus7 u.rx.status7
#define ds_rxstatus8 u.rx.status8
#define AR_FrameLen 0x00000fff
#define AR_VirtMoreFrag 0x00001000
#define AR_TxCtlRsvd00 0x0000e000
#define AR_XmitPower0 0x003f0000
#define AR_XmitPower0_S 16
#define AR_XmitPower1 0x3f000000
#define AR_XmitPower1_S 24
#define AR_XmitPower2 0x3f000000
#define AR_XmitPower2_S 24
#define AR_XmitPower3 0x3f000000
#define AR_XmitPower3_S 24
#define AR_RTSEnable 0x00400000
#define AR_VEOL 0x00800000
#define AR_ClrDestMask 0x01000000
#define AR_TxCtlRsvd01 0x1e000000
#define AR_TxIntrReq 0x20000000
#define AR_DestIdxValid 0x40000000
#define AR_CTSEnable 0x80000000
#define AR_TxMore 0x00001000
#define AR_DestIdx 0x000fe000
#define AR_DestIdx_S 13
#define AR_FrameType 0x00f00000
#define AR_FrameType_S 20
#define AR_NoAck 0x01000000
#define AR_InsertTS 0x02000000
#define AR_CorruptFCS 0x04000000
#define AR_ExtOnly 0x08000000
#define AR_ExtAndCtl 0x10000000
#define AR_MoreAggr 0x20000000
#define AR_IsAggr 0x40000000
#define AR_BurstDur 0x00007fff
#define AR_BurstDur_S 0
#define AR_DurUpdateEna 0x00008000
#define AR_XmitDataTries0 0x000f0000
#define AR_XmitDataTries0_S 16
#define AR_XmitDataTries1 0x00f00000
#define AR_XmitDataTries1_S 20
#define AR_XmitDataTries2 0x0f000000
#define AR_XmitDataTries2_S 24
#define AR_XmitDataTries3 0xf0000000
#define AR_XmitDataTries3_S 28
#define AR_XmitRate0 0x000000ff
#define AR_XmitRate0_S 0
#define AR_XmitRate1 0x0000ff00
#define AR_XmitRate1_S 8
#define AR_XmitRate2 0x00ff0000
#define AR_XmitRate2_S 16
#define AR_XmitRate3 0xff000000
#define AR_XmitRate3_S 24
#define AR_PacketDur0 0x00007fff
#define AR_PacketDur0_S 0
#define AR_RTSCTSQual0 0x00008000
#define AR_PacketDur1 0x7fff0000
#define AR_PacketDur1_S 16
#define AR_RTSCTSQual1 0x80000000
#define AR_PacketDur2 0x00007fff
#define AR_PacketDur2_S 0
#define AR_RTSCTSQual2 0x00008000
#define AR_PacketDur3 0x7fff0000
#define AR_PacketDur3_S 16
#define AR_RTSCTSQual3 0x80000000
#define AR_AggrLen 0x0000ffff
#define AR_AggrLen_S 0
#define AR_TxCtlRsvd60 0x00030000
#define AR_PadDelim 0x03fc0000
#define AR_PadDelim_S 18
#define AR_EncrType 0x0c000000
#define AR_EncrType_S 26
#define AR_TxCtlRsvd61 0xf0000000
#define AR_LDPC 0x80000000
#define AR_2040_0 0x00000001
#define AR_GI0 0x00000002
#define AR_ChainSel0 0x0000001c
#define AR_ChainSel0_S 2
#define AR_2040_1 0x00000020
#define AR_GI1 0x00000040
#define AR_ChainSel1 0x00000380
#define AR_ChainSel1_S 7
#define AR_2040_2 0x00000400
#define AR_GI2 0x00000800
#define AR_ChainSel2 0x00007000
#define AR_ChainSel2_S 12
#define AR_2040_3 0x00008000
#define AR_GI3 0x00010000
#define AR_ChainSel3 0x000e0000
#define AR_ChainSel3_S 17
#define AR_RTSCTSRate 0x0ff00000
#define AR_RTSCTSRate_S 20
#define AR_STBC0 0x10000000
#define AR_STBC1 0x20000000
#define AR_STBC2 0x40000000
#define AR_STBC3 0x80000000
#define AR_TxRSSIAnt00 0x000000ff
#define AR_TxRSSIAnt00_S 0
#define AR_TxRSSIAnt01 0x0000ff00
#define AR_TxRSSIAnt01_S 8
#define AR_TxRSSIAnt02 0x00ff0000
#define AR_TxRSSIAnt02_S 16
#define AR_TxStatusRsvd00 0x3f000000
#define AR_TxBaStatus 0x40000000
#define AR_TxStatusRsvd01 0x80000000
/*
* AR_FrmXmitOK - Frame transmission success flag. If set, the frame was
* transmitted successfully. If clear, no ACK or BA was received to indicate
* successful transmission when we were expecting an ACK or BA.
*/
#define AR_FrmXmitOK 0x00000001
#define AR_ExcessiveRetries 0x00000002
#define AR_FIFOUnderrun 0x00000004
#define AR_Filtered 0x00000008
#define AR_RTSFailCnt 0x000000f0
#define AR_RTSFailCnt_S 4
#define AR_DataFailCnt 0x00000f00
#define AR_DataFailCnt_S 8
#define AR_VirtRetryCnt 0x0000f000
#define AR_VirtRetryCnt_S 12
#define AR_TxDelimUnderrun 0x00010000
#define AR_TxDataUnderrun 0x00020000
#define AR_DescCfgErr 0x00040000
#define AR_TxTimerExpired 0x00080000
#define AR_TxStatusRsvd10 0xfff00000
#define AR_SendTimestamp ds_txstatus2
#define AR_BaBitmapLow ds_txstatus3
#define AR_BaBitmapHigh ds_txstatus4
#define AR_TxRSSIAnt10 0x000000ff
#define AR_TxRSSIAnt10_S 0
#define AR_TxRSSIAnt11 0x0000ff00
#define AR_TxRSSIAnt11_S 8
#define AR_TxRSSIAnt12 0x00ff0000
#define AR_TxRSSIAnt12_S 16
#define AR_TxRSSICombined 0xff000000
#define AR_TxRSSICombined_S 24
#define AR_TxTid 0xf0000000
#define AR_TxTid_S 28
#define AR_TxEVM0 ds_txstatus5
#define AR_TxEVM1 ds_txstatus6
#define AR_TxEVM2 ds_txstatus7
#define AR_TxDone 0x00000001
#define AR_SeqNum 0x00001ffe
#define AR_SeqNum_S 1
#define AR_TxStatusRsvd80 0x0001e000
#define AR_TxOpExceeded 0x00020000
#define AR_TxStatusRsvd81 0x001c0000
#define AR_FinalTxIdx 0x00600000
#define AR_FinalTxIdx_S 21
#define AR_TxStatusRsvd82 0x01800000
#define AR_PowerMgmt 0x02000000
#define AR_TxStatusRsvd83 0xfc000000
#define AR_RxCTLRsvd00 0xffffffff
#define AR_RxCtlRsvd00 0x00001000
#define AR_RxIntrReq 0x00002000
#define AR_RxCtlRsvd01 0xffffc000
#define AR_RxRSSIAnt00 0x000000ff
#define AR_RxRSSIAnt00_S 0
#define AR_RxRSSIAnt01 0x0000ff00
#define AR_RxRSSIAnt01_S 8
#define AR_RxRSSIAnt02 0x00ff0000
#define AR_RxRSSIAnt02_S 16
#define AR_RxRate 0xff000000
#define AR_RxRate_S 24
#define AR_RxStatusRsvd00 0xff000000
#define AR_DataLen 0x00000fff
#define AR_RxMore 0x00001000
#define AR_NumDelim 0x003fc000
#define AR_NumDelim_S 14
#define AR_RxStatusRsvd10 0xff800000
#define AR_RcvTimestamp ds_rxstatus2
#define AR_GI 0x00000001
#define AR_2040 0x00000002
#define AR_Parallel40 0x00000004
#define AR_Parallel40_S 2
#define AR_STBC 0x00000008 /* on ar9280 and later */
#define AR_RxStatusRsvd30 0x000000f0
#define AR_RxAntenna 0xffffff00
#define AR_RxAntenna_S 8
#define AR_RxRSSIAnt10 0x000000ff
#define AR_RxRSSIAnt10_S 0
#define AR_RxRSSIAnt11 0x0000ff00
#define AR_RxRSSIAnt11_S 8
#define AR_RxRSSIAnt12 0x00ff0000
#define AR_RxRSSIAnt12_S 16
#define AR_RxRSSICombined 0xff000000
#define AR_RxRSSICombined_S 24
#define AR_RxEVM0 ds_rxstatus4
#define AR_RxEVM1 ds_rxstatus5
#define AR_RxEVM2 ds_rxstatus6
#define AR_RxDone 0x00000001
#define AR_RxFrameOK 0x00000002
#define AR_CRCErr 0x00000004
#define AR_DecryptCRCErr 0x00000008
#define AR_PHYErr 0x00000010
#define AR_MichaelErr 0x00000020
#define AR_PreDelimCRCErr 0x00000040
#define AR_RxStatusRsvd70 0x00000080
#define AR_RxKeyIdxValid 0x00000100
#define AR_KeyIdx 0x0000fe00
#define AR_KeyIdx_S 9
#define AR_PHYErrCode 0x0000ff00
#define AR_PHYErrCode_S 8
#define AR_RxMoreAggr 0x00010000
#define AR_RxAggr 0x00020000
#define AR_PostDelimCRCErr 0x00040000
#define AR_RxStatusRsvd71 0x3ff80000
#define AR_RxFirstAggr 0x20000000
#define AR_DecryptBusyErr 0x40000000
#define AR_KeyMiss 0x80000000
enum ath9k_tx_queue {
ATH9K_TX_QUEUE_INACTIVE = 0,
ATH9K_TX_QUEUE_DATA,
ATH9K_TX_QUEUE_BEACON,
ATH9K_TX_QUEUE_CAB,
ATH9K_TX_QUEUE_UAPSD,
ATH9K_TX_QUEUE_PSPOLL
};
#define ATH9K_NUM_TX_QUEUES 10
/* Used as a queue subtype instead of a WMM AC */
#define ATH9K_WME_UPSD 4
enum ath9k_tx_queue_flags {
TXQ_FLAG_TXINT_ENABLE = 0x0001,
TXQ_FLAG_TXDESCINT_ENABLE = 0x0002,
TXQ_FLAG_TXEOLINT_ENABLE = 0x0004,
TXQ_FLAG_TXURNINT_ENABLE = 0x0008,
TXQ_FLAG_BACKOFF_DISABLE = 0x0010,
TXQ_FLAG_COMPRESSION_ENABLE = 0x0020,
TXQ_FLAG_RDYTIME_EXP_POLICY_ENABLE = 0x0040,
TXQ_FLAG_FRAG_BURST_BACKOFF_ENABLE = 0x0080,
};
#define ATH9K_TXQ_USEDEFAULT ((u32) -1)
#define ATH9K_TXQ_USE_LOCKOUT_BKOFF_DIS 0x00000001
#define ATH9K_DECOMP_MASK_SIZE 128
enum ath9k_pkt_type {
ATH9K_PKT_TYPE_NORMAL = 0,
ATH9K_PKT_TYPE_ATIM,
ATH9K_PKT_TYPE_PSPOLL,
ATH9K_PKT_TYPE_BEACON,
ATH9K_PKT_TYPE_PROBE_RESP,
ATH9K_PKT_TYPE_CHIRP,
ATH9K_PKT_TYPE_GRP_POLL,
};
struct ath9k_tx_queue_info {
u32 tqi_ver;
enum ath9k_tx_queue tqi_type;
int tqi_subtype;
enum ath9k_tx_queue_flags tqi_qflags;
u32 tqi_priority;
u32 tqi_aifs;
u32 tqi_cwmin;
u32 tqi_cwmax;
u16 tqi_shretry;
u16 tqi_lgretry;
u32 tqi_cbrPeriod;
u32 tqi_cbrOverflowLimit;
u32 tqi_burstTime;
u32 tqi_readyTime;
u32 tqi_physCompBuf;
u32 tqi_intFlags;
};
enum ath9k_rx_filter {
ATH9K_RX_FILTER_UCAST = 0x00000001,
ATH9K_RX_FILTER_MCAST = 0x00000002,
ATH9K_RX_FILTER_BCAST = 0x00000004,
ATH9K_RX_FILTER_CONTROL = 0x00000008,
ATH9K_RX_FILTER_BEACON = 0x00000010,
ATH9K_RX_FILTER_PROM = 0x00000020,
ATH9K_RX_FILTER_PROBEREQ = 0x00000080,
ATH9K_RX_FILTER_PHYERR = 0x00000100,
ATH9K_RX_FILTER_MYBEACON = 0x00000200,
ATH9K_RX_FILTER_COMP_BAR = 0x00000400,
ATH9K_RX_FILTER_COMP_BA = 0x00000800,
ATH9K_RX_FILTER_UNCOMP_BA_BAR = 0x00001000,
ATH9K_RX_FILTER_PSPOLL = 0x00004000,
ATH9K_RX_FILTER_PHYRADAR = 0x00002000,
ATH9K_RX_FILTER_MCAST_BCAST_ALL = 0x00008000,
ATH9K_RX_FILTER_CONTROL_WRAPPER = 0x00080000,
ATH9K_RX_FILTER_4ADDRESS = 0x00100000,
};
#define ATH9K_RATESERIES_RTS_CTS 0x0001
#define ATH9K_RATESERIES_2040 0x0002
#define ATH9K_RATESERIES_HALFGI 0x0004
#define ATH9K_RATESERIES_STBC 0x0008
struct ath9k_11n_rate_series {
u32 Tries;
u32 Rate;
u32 PktDuration;
u32 ChSel;
u32 RateFlags;
};
enum aggr_type {
AGGR_BUF_NONE,
AGGR_BUF_FIRST,
AGGR_BUF_MIDDLE,
AGGR_BUF_LAST,
};
enum ath9k_key_type {
ATH9K_KEY_TYPE_CLEAR,
ATH9K_KEY_TYPE_WEP,
ATH9K_KEY_TYPE_AES,
ATH9K_KEY_TYPE_TKIP,
};
struct ath_tx_info {
u8 qcu;
bool is_first;
bool is_last;
enum aggr_type aggr;
u8 ndelim;
u16 aggr_len;
dma_addr_t link;
int pkt_len;
u32 flags;
dma_addr_t buf_addr[4];
int buf_len[4];
struct ath9k_11n_rate_series rates[4];
u8 rtscts_rate;
bool dur_update;
enum ath9k_pkt_type type;
enum ath9k_key_type keytype;
u8 keyix;
u8 txpower[4];
};
struct ath_hw;
struct ath9k_channel;
enum ath9k_int;
u32 ath9k_hw_gettxbuf(struct ath_hw *ah, u32 q);
void ath9k_hw_puttxbuf(struct ath_hw *ah, u32 q, u32 txdp);
void ath9k_hw_txstart(struct ath_hw *ah, u32 q);
u32 ath9k_hw_numtxpending(struct ath_hw *ah, u32 q);
bool ath9k_hw_updatetxtriglevel(struct ath_hw *ah, bool bIncTrigLevel);
bool ath9k_hw_stop_dma_queue(struct ath_hw *ah, u32 q);
void ath9k_hw_abort_tx_dma(struct ath_hw *ah);
bool ath9k_hw_set_txq_props(struct ath_hw *ah, int q,
const struct ath9k_tx_queue_info *qinfo);
bool ath9k_hw_get_txq_props(struct ath_hw *ah, int q,
struct ath9k_tx_queue_info *qinfo);
int ath9k_hw_setuptxqueue(struct ath_hw *ah, enum ath9k_tx_queue type,
const struct ath9k_tx_queue_info *qinfo);
bool ath9k_hw_releasetxqueue(struct ath_hw *ah, u32 q);
bool ath9k_hw_resettxqueue(struct ath_hw *ah, u32 q);
int ath9k_hw_rxprocdesc(struct ath_hw *ah, struct ath_desc *ds,
struct ath_rx_status *rs);
void ath9k_hw_setuprxdesc(struct ath_hw *ah, struct ath_desc *ds,
u32 size, u32 flags);
bool ath9k_hw_setrxabort(struct ath_hw *ah, bool set);
void ath9k_hw_putrxbuf(struct ath_hw *ah, u32 rxdp);
void ath9k_hw_startpcureceive(struct ath_hw *ah, bool is_scanning);
void ath9k_hw_abortpcurecv(struct ath_hw *ah);
bool ath9k_hw_stopdmarecv(struct ath_hw *ah, bool *reset);
int ath9k_hw_beaconq_setup(struct ath_hw *ah);
void ath9k_hw_set_tx_filter(struct ath_hw *ah, u8 destidx, bool set);
/* Interrupt Handling */
bool ath9k_hw_intrpend(struct ath_hw *ah);
void ath9k_hw_set_interrupts(struct ath_hw *ah);
void ath9k_hw_enable_interrupts(struct ath_hw *ah);
void ath9k_hw_disable_interrupts(struct ath_hw *ah);
void ath9k_hw_kill_interrupts(struct ath_hw *ah);
void ath9k_hw_resume_interrupts(struct ath_hw *ah);
void ar9002_hw_attach_mac_ops(struct ath_hw *ah);
#endif /* MAC_H */