diff options
Diffstat (limited to 'package/b43/src/xmit.h')
| -rw-r--r-- | package/b43/src/xmit.h | 335 |
1 files changed, 0 insertions, 335 deletions
diff --git a/package/b43/src/xmit.h b/package/b43/src/xmit.h index 0215faf..e69de29 100644 --- a/package/b43/src/xmit.h +++ b/package/b43/src/xmit.h @@ -1,335 +0,0 @@ -#ifndef B43_XMIT_H_ -#define B43_XMIT_H_ - -#include "main.h" - -#define _b43_declare_plcp_hdr(size) \ - struct b43_plcp_hdr##size { \ - union { \ - __le32 data; \ - __u8 raw[size]; \ - } __attribute__((__packed__)); \ - } __attribute__((__packed__)) - -/* struct b43_plcp_hdr4 */ -_b43_declare_plcp_hdr(4); -/* struct b43_plcp_hdr6 */ -_b43_declare_plcp_hdr(6); - -#undef _b43_declare_plcp_hdr - -/* TX header for v4 firmware */ -struct b43_txhdr { - __le32 mac_ctl; /* MAC TX control */ - __le16 mac_frame_ctl; /* Copy of the FrameControl field */ - __le16 tx_fes_time_norm; /* TX FES Time Normal */ - __le16 phy_ctl; /* PHY TX control */ - __le16 phy_ctl1; /* PHY TX control word 1 */ - __le16 phy_ctl1_fb; /* PHY TX control word 1 for fallback rates */ - __le16 phy_ctl1_rts; /* PHY TX control word 1 RTS */ - __le16 phy_ctl1_rts_fb; /* PHY TX control word 1 RTS for fallback rates */ - __u8 phy_rate; /* PHY rate */ - __u8 phy_rate_rts; /* PHY rate for RTS/CTS */ - __u8 extra_ft; /* Extra Frame Types */ - __u8 chan_radio_code; /* Channel Radio Code */ - __u8 iv[16]; /* Encryption IV */ - __u8 tx_receiver[6]; /* TX Frame Receiver address */ - __le16 tx_fes_time_fb; /* TX FES Time Fallback */ - struct b43_plcp_hdr6 rts_plcp_fb; /* RTS fallback PLCP header */ - __le16 rts_dur_fb; /* RTS fallback duration */ - struct b43_plcp_hdr6 plcp_fb; /* Fallback PLCP header */ - __le16 dur_fb; /* Fallback duration */ - __le16 mimo_modelen; /* MIMO mode length */ - __le16 mimo_ratelen_fb; /* MIMO fallback rate length */ - __le32 timeout; /* Timeout */ - - union { - /* The new r410 format. */ - struct { - __le16 mimo_antenna; /* MIMO antenna select */ - __le16 preload_size; /* Preload size */ - PAD_BYTES(2); - __le16 cookie; /* TX frame cookie */ - __le16 tx_status; /* TX status */ - struct b43_plcp_hdr6 rts_plcp; /* RTS PLCP header */ - __u8 rts_frame[16]; /* The RTS frame (if used) */ - PAD_BYTES(2); - struct b43_plcp_hdr6 plcp; /* Main PLCP header */ - } new_format __attribute__ ((__packed__)); - - /* The old r351 format. */ - struct { - PAD_BYTES(2); - __le16 cookie; /* TX frame cookie */ - __le16 tx_status; /* TX status */ - struct b43_plcp_hdr6 rts_plcp; /* RTS PLCP header */ - __u8 rts_frame[16]; /* The RTS frame (if used) */ - PAD_BYTES(2); - struct b43_plcp_hdr6 plcp; /* Main PLCP header */ - } old_format __attribute__ ((__packed__)); - - } __attribute__ ((__packed__)); -} __attribute__ ((__packed__)); - -/* MAC TX control */ -#define B43_TXH_MAC_USEFBR 0x10000000 /* Use fallback rate for this AMPDU */ -#define B43_TXH_MAC_KEYIDX 0x0FF00000 /* Security key index */ -#define B43_TXH_MAC_KEYIDX_SHIFT 20 -#define B43_TXH_MAC_KEYALG 0x00070000 /* Security key algorithm */ -#define B43_TXH_MAC_KEYALG_SHIFT 16 -#define B43_TXH_MAC_AMIC 0x00008000 /* AMIC */ -#define B43_TXH_MAC_RIFS 0x00004000 /* Use RIFS */ -#define B43_TXH_MAC_LIFETIME 0x00002000 /* Lifetime */ -#define B43_TXH_MAC_FRAMEBURST 0x00001000 /* Frameburst */ -#define B43_TXH_MAC_SENDCTS 0x00000800 /* Send CTS-to-self */ -#define B43_TXH_MAC_AMPDU 0x00000600 /* AMPDU status */ -#define B43_TXH_MAC_AMPDU_MPDU 0x00000000 /* Regular MPDU, not an AMPDU */ -#define B43_TXH_MAC_AMPDU_FIRST 0x00000200 /* First MPDU or AMPDU */ -#define B43_TXH_MAC_AMPDU_INTER 0x00000400 /* Intermediate MPDU or AMPDU */ -#define B43_TXH_MAC_AMPDU_LAST 0x00000600 /* Last (or only) MPDU of AMPDU */ -#define B43_TXH_MAC_40MHZ 0x00000100 /* Use 40 MHz bandwidth */ -#define B43_TXH_MAC_5GHZ 0x00000080 /* 5GHz band */ -#define B43_TXH_MAC_DFCS 0x00000040 /* DFCS */ -#define B43_TXH_MAC_IGNPMQ 0x00000020 /* Ignore PMQ */ -#define B43_TXH_MAC_HWSEQ 0x00000010 /* Use Hardware Sequence Number */ -#define B43_TXH_MAC_STMSDU 0x00000008 /* Start MSDU */ -#define B43_TXH_MAC_SENDRTS 0x00000004 /* Send RTS */ -#define B43_TXH_MAC_LONGFRAME 0x00000002 /* Long frame */ -#define B43_TXH_MAC_ACK 0x00000001 /* Immediate ACK */ - -/* Extra Frame Types */ -#define B43_TXH_EFT_FB 0x03 /* Data frame fallback encoding */ -#define B43_TXH_EFT_FB_CCK 0x00 /* CCK */ -#define B43_TXH_EFT_FB_OFDM 0x01 /* OFDM */ -#define B43_TXH_EFT_FB_EWC 0x02 /* EWC */ -#define B43_TXH_EFT_FB_N 0x03 /* N */ -#define B43_TXH_EFT_RTS 0x0C /* RTS/CTS encoding */ -#define B43_TXH_EFT_RTS_CCK 0x00 /* CCK */ -#define B43_TXH_EFT_RTS_OFDM 0x04 /* OFDM */ -#define B43_TXH_EFT_RTS_EWC 0x08 /* EWC */ -#define B43_TXH_EFT_RTS_N 0x0C /* N */ -#define B43_TXH_EFT_RTSFB 0x30 /* RTS/CTS fallback encoding */ -#define B43_TXH_EFT_RTSFB_CCK 0x00 /* CCK */ -#define B43_TXH_EFT_RTSFB_OFDM 0x10 /* OFDM */ -#define B43_TXH_EFT_RTSFB_EWC 0x20 /* EWC */ -#define B43_TXH_EFT_RTSFB_N 0x30 /* N */ - -/* PHY TX control word */ -#define B43_TXH_PHY_ENC 0x0003 /* Data frame encoding */ -#define B43_TXH_PHY_ENC_CCK 0x0000 /* CCK */ -#define B43_TXH_PHY_ENC_OFDM 0x0001 /* OFDM */ -#define B43_TXH_PHY_ENC_EWC 0x0002 /* EWC */ -#define B43_TXH_PHY_ENC_N 0x0003 /* N */ -#define B43_TXH_PHY_SHORTPRMBL 0x0010 /* Use short preamble */ -#define B43_TXH_PHY_ANT 0x03C0 /* Antenna selection */ -#define B43_TXH_PHY_ANT0 0x0000 /* Use antenna 0 */ -#define B43_TXH_PHY_ANT1 0x0040 /* Use antenna 1 */ -#define B43_TXH_PHY_ANT01AUTO 0x00C0 /* Use antenna 0/1 auto */ -#define B43_TXH_PHY_ANT2 0x0100 /* Use antenna 2 */ -#define B43_TXH_PHY_ANT3 0x0200 /* Use antenna 3 */ -#define B43_TXH_PHY_TXPWR 0xFC00 /* TX power */ -#define B43_TXH_PHY_TXPWR_SHIFT 10 - -/* PHY TX control word 1 */ -#define B43_TXH_PHY1_BW 0x0007 /* Bandwidth */ -#define B43_TXH_PHY1_BW_10 0x0000 /* 10 MHz */ -#define B43_TXH_PHY1_BW_10U 0x0001 /* 10 MHz upper */ -#define B43_TXH_PHY1_BW_20 0x0002 /* 20 MHz */ -#define B43_TXH_PHY1_BW_20U 0x0003 /* 20 MHz upper */ -#define B43_TXH_PHY1_BW_40 0x0004 /* 40 MHz */ -#define B43_TXH_PHY1_BW_40DUP 0x0005 /* 50 MHz duplicate */ -#define B43_TXH_PHY1_MODE 0x0038 /* Mode */ -#define B43_TXH_PHY1_MODE_SISO 0x0000 /* SISO */ -#define B43_TXH_PHY1_MODE_CDD 0x0008 /* CDD */ -#define B43_TXH_PHY1_MODE_STBC 0x0010 /* STBC */ -#define B43_TXH_PHY1_MODE_SDM 0x0018 /* SDM */ -#define B43_TXH_PHY1_CRATE 0x0700 /* Coding rate */ -#define B43_TXH_PHY1_CRATE_1_2 0x0000 /* 1/2 */ -#define B43_TXH_PHY1_CRATE_2_3 0x0100 /* 2/3 */ -#define B43_TXH_PHY1_CRATE_3_4 0x0200 /* 3/4 */ -#define B43_TXH_PHY1_CRATE_4_5 0x0300 /* 4/5 */ -#define B43_TXH_PHY1_CRATE_5_6 0x0400 /* 5/6 */ -#define B43_TXH_PHY1_CRATE_7_8 0x0600 /* 7/8 */ -#define B43_TXH_PHY1_MODUL 0x3800 /* Modulation scheme */ -#define B43_TXH_PHY1_MODUL_BPSK 0x0000 /* BPSK */ -#define B43_TXH_PHY1_MODUL_QPSK 0x0800 /* QPSK */ -#define B43_TXH_PHY1_MODUL_QAM16 0x1000 /* QAM16 */ -#define B43_TXH_PHY1_MODUL_QAM64 0x1800 /* QAM64 */ -#define B43_TXH_PHY1_MODUL_QAM256 0x2000 /* QAM256 */ - - -/* r351 firmware compatibility stuff. */ -static inline -bool b43_is_old_txhdr_format(struct b43_wldev *dev) -{ - return (dev->fw.rev <= 351); -} - -static inline -size_t b43_txhdr_size(struct b43_wldev *dev) -{ - if (b43_is_old_txhdr_format(dev)) - return 100 + sizeof(struct b43_plcp_hdr6); - return 104 + sizeof(struct b43_plcp_hdr6); -} - - -int b43_generate_txhdr(struct b43_wldev *dev, - u8 * txhdr, - const unsigned char *fragment_data, - unsigned int fragment_len, - const struct ieee80211_tx_info *txctl, u16 cookie); - -/* Transmit Status */ -struct b43_txstatus { - u16 cookie; /* The cookie from the txhdr */ - u16 seq; /* Sequence number */ - u8 phy_stat; /* PHY TX status */ - u8 frame_count; /* Frame transmit count */ - u8 rts_count; /* RTS transmit count */ - u8 supp_reason; /* Suppression reason */ - /* flags */ - u8 pm_indicated; /* PM mode indicated to AP */ - u8 intermediate; /* Intermediate status notification (not final) */ - u8 for_ampdu; /* Status is for an AMPDU (afterburner) */ - u8 acked; /* Wireless ACK received */ -}; - -/* txstatus supp_reason values */ -enum { - B43_TXST_SUPP_NONE, /* Not suppressed */ - B43_TXST_SUPP_PMQ, /* Suppressed due to PMQ entry */ - B43_TXST_SUPP_FLUSH, /* Suppressed due to flush request */ - B43_TXST_SUPP_PREV, /* Previous fragment failed */ - B43_TXST_SUPP_CHAN, /* Channel mismatch */ - B43_TXST_SUPP_LIFE, /* Lifetime expired */ - B43_TXST_SUPP_UNDER, /* Buffer underflow */ - B43_TXST_SUPP_ABNACK, /* Afterburner NACK */ -}; - -/* Receive header for v4 firmware. */ -struct b43_rxhdr_fw4 { - __le16 frame_len; /* Frame length */ - PAD_BYTES(2); - __le16 phy_status0; /* PHY RX Status 0 */ - union { - /* RSSI for A/B/G-PHYs */ - struct { - __u8 jssi; /* PHY RX Status 1: JSSI */ - __u8 sig_qual; /* PHY RX Status 1: Signal Quality */ - } __attribute__ ((__packed__)); - - /* RSSI for N-PHYs */ - struct { - __s8 power0; /* PHY RX Status 1: Power 0 */ - __s8 power1; /* PHY RX Status 1: Power 1 */ - } __attribute__ ((__packed__)); - } __attribute__ ((__packed__)); - __le16 phy_status2; /* PHY RX Status 2 */ - __le16 phy_status3; /* PHY RX Status 3 */ - __le32 mac_status; /* MAC RX status */ - __le16 mac_time; - __le16 channel; -} __attribute__ ((__packed__)); - -/* PHY RX Status 0 */ -#define B43_RX_PHYST0_GAINCTL 0x4000 /* Gain Control */ -#define B43_RX_PHYST0_PLCPHCF 0x0200 -#define B43_RX_PHYST0_PLCPFV 0x0100 -#define B43_RX_PHYST0_SHORTPRMBL 0x0080 /* Received with Short Preamble */ -#define B43_RX_PHYST0_LCRS 0x0040 -#define B43_RX_PHYST0_ANT 0x0020 /* Antenna */ -#define B43_RX_PHYST0_UNSRATE 0x0010 -#define B43_RX_PHYST0_CLIP 0x000C -#define B43_RX_PHYST0_CLIP_SHIFT 2 -#define B43_RX_PHYST0_FTYPE 0x0003 /* Frame type */ -#define B43_RX_PHYST0_CCK 0x0000 /* Frame type: CCK */ -#define B43_RX_PHYST0_OFDM 0x0001 /* Frame type: OFDM */ -#define B43_RX_PHYST0_PRE_N 0x0002 /* Pre-standard N-PHY frame */ -#define B43_RX_PHYST0_STD_N 0x0003 /* Standard N-PHY frame */ - -/* PHY RX Status 2 */ -#define B43_RX_PHYST2_LNAG 0xC000 /* LNA Gain */ -#define B43_RX_PHYST2_LNAG_SHIFT 14 -#define B43_RX_PHYST2_PNAG 0x3C00 /* PNA Gain */ -#define B43_RX_PHYST2_PNAG_SHIFT 10 -#define B43_RX_PHYST2_FOFF 0x03FF /* F offset */ - -/* PHY RX Status 3 */ -#define B43_RX_PHYST3_DIGG 0x1800 /* DIG Gain */ -#define B43_RX_PHYST3_DIGG_SHIFT 11 -#define B43_RX_PHYST3_TRSTATE 0x0400 /* TR state */ - -/* MAC RX Status */ -#define B43_RX_MAC_RXST_VALID 0x01000000 /* PHY RXST valid */ -#define B43_RX_MAC_TKIP_MICERR 0x00100000 /* TKIP MIC error */ -#define B43_RX_MAC_TKIP_MICATT 0x00080000 /* TKIP MIC attempted */ -#define B43_RX_MAC_AGGTYPE 0x00060000 /* Aggregation type */ -#define B43_RX_MAC_AGGTYPE_SHIFT 17 -#define B43_RX_MAC_AMSDU 0x00010000 /* A-MSDU mask */ -#define B43_RX_MAC_BEACONSENT 0x00008000 /* Beacon sent flag */ -#define B43_RX_MAC_KEYIDX 0x000007E0 /* Key index */ -#define B43_RX_MAC_KEYIDX_SHIFT 5 -#define B43_RX_MAC_DECERR 0x00000010 /* Decrypt error */ -#define B43_RX_MAC_DEC 0x00000008 /* Decryption attempted */ -#define B43_RX_MAC_PADDING 0x00000004 /* Pad bytes present */ -#define B43_RX_MAC_RESP 0x00000002 /* Response frame transmitted */ -#define B43_RX_MAC_FCSERR 0x00000001 /* FCS error */ - -/* RX channel */ -#define B43_RX_CHAN_40MHZ 0x1000 /* 40 Mhz channel width */ -#define B43_RX_CHAN_5GHZ 0x0800 /* 5 Ghz band */ -#define B43_RX_CHAN_ID 0x07F8 /* Channel ID */ -#define B43_RX_CHAN_ID_SHIFT 3 -#define B43_RX_CHAN_PHYTYPE 0x0007 /* PHY type */ - - -u8 b43_plcp_get_ratecode_cck(const u8 bitrate); -u8 b43_plcp_get_ratecode_ofdm(const u8 bitrate); - -void b43_generate_plcp_hdr(struct b43_plcp_hdr4 *plcp, - const u16 octets, const u8 bitrate); - -void b43_rx(struct b43_wldev *dev, struct sk_buff *skb, const void *_rxhdr); - -void b43_handle_txstatus(struct b43_wldev *dev, - const struct b43_txstatus *status); -bool b43_fill_txstatus_report(struct ieee80211_tx_info *report, - const struct b43_txstatus *status); - -void b43_tx_suspend(struct b43_wldev *dev); -void b43_tx_resume(struct b43_wldev *dev); - - -/* Helper functions for converting the key-table index from "firmware-format" - * to "raw-format" and back. The firmware API changed for this at some revision. - * We need to account for that here. */ -static inline int b43_new_kidx_api(struct b43_wldev *dev) -{ - /* FIXME: Not sure the change was at rev 351 */ - return (dev->fw.rev >= 351); -} -static inline u8 b43_kidx_to_fw(struct b43_wldev *dev, u8 raw_kidx) -{ - u8 firmware_kidx; - if (b43_new_kidx_api(dev)) { - firmware_kidx = raw_kidx; - } else { - if (raw_kidx >= 4) /* Is per STA key? */ - firmware_kidx = raw_kidx - 4; - else - firmware_kidx = raw_kidx; /* TX default key */ - } - return firmware_kidx; -} -static inline u8 b43_kidx_to_raw(struct b43_wldev *dev, u8 firmware_kidx) -{ - u8 raw_kidx; - if (b43_new_kidx_api(dev)) - raw_kidx = firmware_kidx; - else - raw_kidx = firmware_kidx + 4; /* RX default keys or per STA keys */ - return raw_kidx; -} - -#endif /* B43_XMIT_H_ */ |