#ifndef B43legacy_XMIT_H_ #define B43legacy_XMIT_H_ #include "main.h" #define _b43legacy_declare_plcp_hdr(size) \ struct b43legacy_plcp_hdr##size { \ union { \ __le32 data; \ __u8 raw[size]; \ } __packed; \ } __packed /* struct b43legacy_plcp_hdr4 */ _b43legacy_declare_plcp_hdr(4); /* struct b43legacy_plcp_hdr6 */ _b43legacy_declare_plcp_hdr(6); #undef _b43legacy_declare_plcp_hdr /* TX header for v3 firmware */ struct b43legacy_txhdr_fw3 { __le32 mac_ctl; /* MAC TX control */ __le16 mac_frame_ctl; /* Copy of the FrameControl */ __le16 tx_fes_time_norm; /* TX FES Time Normal */ __le16 phy_ctl; /* PHY TX control */ __u8 iv[16]; /* Encryption IV */ __u8 tx_receiver[6]; /* TX Frame Receiver address */ __le16 tx_fes_time_fb; /* TX FES Time Fallback */ struct b43legacy_plcp_hdr4 rts_plcp_fb; /* RTS fallback PLCP */ __le16 rts_dur_fb; /* RTS fallback duration */ struct b43legacy_plcp_hdr4 plcp_fb; /* Fallback PLCP */ __le16 dur_fb; /* Fallback duration */ PAD_BYTES(2); __le16 cookie; __le16 unknown_scb_stuff; struct b43legacy_plcp_hdr6 rts_plcp; /* RTS PLCP */ __u8 rts_frame[18]; /* The RTS frame (if used) */ struct b43legacy_plcp_hdr6 plcp; } __packed; /* MAC TX control */ #define B43legacy_TX4_MAC_KEYIDX 0x0FF00000 /* Security key index */ #define B43legacy_TX4_MAC_KEYIDX_SHIFT 20 #define B43legacy_TX4_MAC_KEYALG 0x00070000 /* Security key algorithm */ #define B43legacy_TX4_MAC_KEYALG_SHIFT 16 #define B43legacy_TX4_MAC_LIFETIME 0x00001000 #define B43legacy_TX4_MAC_FRAMEBURST 0x00000800 #define B43legacy_TX4_MAC_SENDCTS 0x00000400 #define B43legacy_TX4_MAC_AMPDU 0x00000300 #define B43legacy_TX4_MAC_AMPDU_SHIFT 8 #define B43legacy_TX4_MAC_CTSFALLBACKOFDM 0x00000200 #define B43legacy_TX4_MAC_FALLBACKOFDM 0x00000100 #define B43legacy_TX4_MAC_5GHZ 0x00000080 #define B43legacy_TX4_MAC_IGNPMQ 0x00000020 #define B43legacy_TX4_MAC_HWSEQ 0x00000010 /* Use Hardware Seq No */ #define B43legacy_TX4_MAC_STMSDU 0x00000008 /* Start MSDU */ #define B43legacy_TX4_MAC_SENDRTS 0x00000004 #define B43legacy_TX4_MAC_LONGFRAME 0x00000002 #define B43legacy_TX4_MAC_ACK 0x00000001 /* Extra Frame Types */ #define B43legacy_TX4_EFT_FBOFDM 0x0001 /* Data frame fb rate type */ #define B43legacy_TX4_EFT_RTSOFDM 0x0004 /* RTS/CTS rate type */ #define B43legacy_TX4_EFT_RTSFBOFDM 0x0010 /* RTS/CTS fallback rate type */ /* PHY TX control word */ #define B43legacy_TX4_PHY_ENC 0x0003 /* Data frame encoding */ #define B43legacy_TX4_PHY_ENC_CCK 0x0000 /* CCK */ #define B43legacy_TX4_PHY_ENC_OFDM 0x0001 /* Data frame rate type */ #define B43legacy_TX4_PHY_SHORTPRMBL 0x0010 /* Use short preamble */ #define B43legacy_TX4_PHY_ANT 0x03C0 /* Antenna selection */ #define B43legacy_TX4_PHY_ANT0 0x0000 /* Use antenna 0 */ #define B43legacy_TX4_PHY_ANT1 0x0100 /* Use antenna 1 */ #define B43legacy_TX4_PHY_ANTLAST 0x0300 /* Use last used antenna */ int b43legacy_generate_txhdr(struct b43legacy_wldev *dev, u8 *txhdr, const unsigned char *fragment_data, unsigned int fragment_len, struct ieee80211_tx_info *info, u16 cookie); /* Transmit Status */ struct b43legacy_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 */ u8 for_ampdu; /* Status is for an AMPDU (afterburner) */ u8 acked; /* Wireless ACK received */ }; /* txstatus supp_reason values */ enum { B43legacy_TXST_SUPP_NONE, /* Not suppressed */ B43legacy_TXST_SUPP_PMQ, /* Suppressed due to PMQ entry */ B43legacy_TXST_SUPP_FLUSH, /* Suppressed due to flush request */ B43legacy_TXST_SUPP_PREV, /* Previous fragment failed */ B43legacy_TXST_SUPP_CHAN, /* Channel mismatch */ B43legacy_TXST_SUPP_LIFE, /* Lifetime expired */ B43legacy_TXST_SUPP_UNDER, /* Buffer underflow */ B43legacy_TXST_SUPP_ABNACK, /* Afterburner NACK */ }; /* Transmit Status as received through DMA/PIO on old chips */ struct b43legacy_hwtxstatus { PAD_BYTES(4); __le16 cookie; u8 flags; u8 count; PAD_BYTES(2); __le16 seq; u8 phy_stat; PAD_BYTES(1); } __packed; /* Receive header for v3 firmware. */ struct b43legacy_rxhdr_fw3 { __le16 frame_len; /* Frame length */ PAD_BYTES(2); __le16 phy_status0; /* PHY RX Status 0 */ __u8 jssi; /* PHY RX Status 1: JSSI */ __u8 sig_qual; /* PHY RX Status 1: Signal Quality */ PAD_BYTES(2); /* PHY RX Status 2 */ __le16 phy_status3; /* PHY RX Status 3 */ __le16 mac_status; /* MAC RX status */ __le16 mac_time; __le16 channel; } __packed; /* PHY RX Status 0 */ #define B43legacy_RX_PHYST0_GAINCTL 0x4000 /* Gain Control */ #define B43legacy_RX_PHYST0_PLCPHCF 0x0200 #define B43legacy_RX_PHYST0_PLCPFV 0x0100 #define B43legacy_RX_PHYST0_SHORTPRMBL 0x0080 /* Recvd with Short Preamble */ #define B43legacy_RX_PHYST0_LCRS 0x0040 #define B43legacy_RX_PHYST0_ANT 0x0020 /* Antenna */ #define B43legacy_RX_PHYST0_UNSRATE 0x0010 #define B43legacy_RX_PHYST0_CLIP 0x000C #define B43legacy_RX_PHYST0_CLIP_SHIFT 2 #define B43legacy_RX_PHYST0_FTYPE 0x0003 /* Frame type */ #define B43legacy_RX_PHYST0_CCK 0x0000 /* Frame type: CCK */ #define B43legacy_RX_PHYST0_OFDM 0x0001 /* Frame type: OFDM */ #define B43legacy_RX_PHYST0_PRE_N 0x0002 /* Pre-standard N-PHY frame */ #define B43legacy_RX_PHYST0_STD_N 0x0003 /* Standard N-PHY frame */ /* PHY RX Status 2 */ #define B43legacy_RX_PHYST2_LNAG 0xC000 /* LNA Gain */ #define B43legacy_RX_PHYST2_LNAG_SHIFT 14 #define B43legacy_RX_PHYST2_PNAG 0x3C00 /* PNA Gain */ #define B43legacy_RX_PHYST2_PNAG_SHIFT 10 #define B43legacy_RX_PHYST2_FOFF 0x03FF /* F offset */ /* PHY RX Status 3 */ #define B43legacy_RX_PHYST3_DIGG 0x1800 /* DIG Gain */ #define B43legacy_RX_PHYST3_DIGG_SHIFT 11 #define B43legacy_RX_PHYST3_TRSTATE 0x0400 /* TR state */ /* MAC RX Status */ #define B43legacy_RX_MAC_BEACONSENT 0x00008000 /* Beacon send flag */ #define B43legacy_RX_MAC_KEYIDX 0x000007E0 /* Key index */ #define B43legacy_RX_MAC_KEYIDX_SHIFT 5 #define B43legacy_RX_MAC_DECERR 0x00000010 /* Decrypt error */ #define B43legacy_RX_MAC_DEC 0x00000008 /* Decryption attempted */ #define B43legacy_RX_MAC_PADDING 0x00000004 /* Pad bytes present */ #define B43legacy_RX_MAC_RESP 0x00000002 /* Response frame xmitted */ #define B43legacy_RX_MAC_FCSERR 0x00000001 /* FCS error */ /* RX channel */ #define B43legacy_RX_CHAN_GAIN 0xFC00 /* Gain */ #define B43legacy_RX_CHAN_GAIN_SHIFT 10 #define B43legacy_RX_CHAN_ID 0x03FC /* Channel ID */ #define B43legacy_RX_CHAN_ID_SHIFT 2 #define B43legacy_RX_CHAN_PHYTYPE 0x0003 /* PHY type */ u8 b43legacy_plcp_get_ratecode_cck(const u8 bitrate); u8 b43legacy_plcp_get_ratecode_ofdm(const u8 bitrate); void b43legacy_generate_plcp_hdr(struct b43legacy_plcp_hdr4 *plcp, const u16 octets, const u8 bitrate); void b43legacy_rx(struct b43legacy_wldev *dev, struct sk_buff *skb, const void *_rxhdr); void b43legacy_handle_txstatus(struct b43legacy_wldev *dev, const struct b43legacy_txstatus *status); void b43legacy_handle_hwtxstatus(struct b43legacy_wldev *dev, const struct b43legacy_hwtxstatus *hw); void b43legacy_tx_suspend(struct b43legacy_wldev *dev); void b43legacy_tx_resume(struct b43legacy_wldev *dev); #define B43legacy_NR_QOSPARMS 22 enum { B43legacy_QOSPARM_TXOP = 0, B43legacy_QOSPARM_CWMIN, B43legacy_QOSPARM_CWMAX, B43legacy_QOSPARM_CWCUR, B43legacy_QOSPARM_AIFS, B43legacy_QOSPARM_BSLOTS, B43legacy_QOSPARM_REGGAP, B43legacy_QOSPARM_STATUS, }; void b43legacy_qos_init(struct b43legacy_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 b43legacy_new_kidx_api(struct b43legacy_wldev *dev) { /* FIXME: Not sure the change was at rev 351 */ return (dev->fw.rev >= 351); } static inline u8 b43legacy_kidx_to_fw(struct b43legacy_wldev *dev, u8 raw_kidx) { u8 firmware_kidx; if (b43legacy_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 b43legacy_kidx_to_raw(struct b43legacy_wldev *dev, u8 firmware_kidx) { u8 raw_kidx; if (b43legacy_new_kidx_api(dev)) raw_kidx = firmware_kidx; else /* RX default keys or per STA keys */ raw_kidx = firmware_kidx + 4; return raw_kidx; } #endif /* B43legacy_XMIT_H_ */