X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/900cb9fb858b29ba749ff243755ccb5f073f2b54..2b0f31d36202b05a041644dc88951e19c530cddd:/package/b43/src/xmit.h diff --git a/package/b43/src/xmit.h b/package/b43/src/xmit.h index 03bddd251..e69de29bb 100644 --- a/package/b43/src/xmit.h +++ b/package/b43/src/xmit.h @@ -1,250 +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_fw4 { - __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_ctl_0; /* Unused */ - __le16 phy_ctl_1; /* Unused */ - __le16 phy_ctl_rts_0; /* Unused */ - __le16 phy_ctl_rts_1; /* Unused */ - __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 */ - __le16 rts_dur_fb; /* RTS fallback duration */ - struct b43_plcp_hdr6 plcp_fb; /* Fallback PLCP */ - __le16 dur_fb; /* Fallback duration */ - __le16 mm_dur_time; /* Unused */ - __le16 mm_dur_time_fb; /* Unused */ - __le32 time_stamp; /* Timestamp */ - PAD_BYTES(2); - __le16 cookie; /* TX frame cookie */ - __le16 tx_status; /* TX status */ - struct b43_plcp_hdr6 rts_plcp; /* RTS PLCP */ - __u8 rts_frame[16]; /* The RTS frame (if used) */ - PAD_BYTES(2); - struct b43_plcp_hdr6 plcp; /* Main PLCP */ -} __attribute__ ((__packed__)); - -/* MAC TX control */ -#define B43_TX4_MAC_KEYIDX 0x0FF00000 /* Security key index */ -#define B43_TX4_MAC_KEYIDX_SHIFT 20 -#define B43_TX4_MAC_KEYALG 0x00070000 /* Security key algorithm */ -#define B43_TX4_MAC_KEYALG_SHIFT 16 -#define B43_TX4_MAC_LIFETIME 0x00001000 -#define B43_TX4_MAC_FRAMEBURST 0x00000800 -#define B43_TX4_MAC_SENDCTS 0x00000400 -#define B43_TX4_MAC_AMPDU 0x00000300 -#define B43_TX4_MAC_AMPDU_SHIFT 8 -#define B43_TX4_MAC_5GHZ 0x00000080 -#define B43_TX4_MAC_IGNPMQ 0x00000020 -#define B43_TX4_MAC_HWSEQ 0x00000010 /* Use Hardware Sequence Number */ -#define B43_TX4_MAC_STMSDU 0x00000008 /* Start MSDU */ -#define B43_TX4_MAC_SENDRTS 0x00000004 -#define B43_TX4_MAC_LONGFRAME 0x00000002 -#define B43_TX4_MAC_ACK 0x00000001 - -/* Extra Frame Types */ -#define B43_TX4_EFT_FBOFDM 0x0001 /* Data frame fallback rate type */ -#define B43_TX4_EFT_RTSOFDM 0x0004 /* RTS/CTS rate type */ -#define B43_TX4_EFT_RTSFBOFDM 0x0010 /* RTS/CTS fallback rate type */ - -/* PHY TX control word */ -#define B43_TX4_PHY_OFDM 0x0001 /* Data frame rate type */ -#define B43_TX4_PHY_SHORTPRMBL 0x0010 /* Use short preamble */ -#define B43_TX4_PHY_ANT 0x03C0 /* Antenna selection */ -#define B43_TX4_PHY_ANT0 0x0000 /* Use antenna 0 */ -#define B43_TX4_PHY_ANT1 0x0100 /* Use antenna 1 */ -#define B43_TX4_PHY_ANTLAST 0x0300 /* Use last used antenna */ - -void b43_generate_txhdr(struct b43_wldev *dev, - u8 * txhdr, - const unsigned char *fragment_data, - unsigned int fragment_len, - const struct ieee80211_tx_control *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 */ -}; - -/* Transmit Status as received through DMA/PIO on old chips */ -struct b43_hwtxstatus { - PAD_BYTES(4); - __le16 cookie; - u8 flags; - u8 count; - PAD_BYTES(2); - __le16 seq; - u8 phy_stat; - PAD_BYTES(1); -} __attribute__ ((__packed__)); - -/* Receive header for v4 firmware. */ -struct b43_rxhdr_fw4 { - __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 */ - __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_BEACONSENT 0x00008000 /* Beacon send 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_GAIN 0xFC00 /* Gain */ -#define B43_RX_CHAN_GAIN_SHIFT 10 -#define B43_RX_CHAN_ID 0x03FC /* Channel ID */ -#define B43_RX_CHAN_ID_SHIFT 2 -#define B43_RX_CHAN_PHYTYPE 0x0003 /* 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); - -void b43_handle_hwtxstatus(struct b43_wldev *dev, - const struct b43_hwtxstatus *hw); - -void b43_tx_suspend(struct b43_wldev *dev); -void b43_tx_resume(struct b43_wldev *dev); - -#define B43_NR_QOSPARMS 22 -enum { - B43_QOSPARM_TXOP = 0, - B43_QOSPARM_CWMIN, - B43_QOSPARM_CWMAX, - B43_QOSPARM_CWCUR, - B43_QOSPARM_AIFS, - B43_QOSPARM_BSLOTS, - B43_QOSPARM_REGGAP, - B43_QOSPARM_STATUS, -}; -void b43_qos_init(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_ */