-#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_ */
projects / openwrt / openwrt.git / blobdiff