From: Roland Vossen Date: Tue, 13 Sep 2011 07:49:52 +0000 (+0200) Subject: staging: brcm80211: macro cleanup in softmac rate.h X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=7a447be316f99bf8a15a52612f25ee53632908dc;p=openwrt%2Fstaging%2Fblogic.git staging: brcm80211: macro cleanup in softmac rate.h Substituted/moved/deleted macro's. Reported-by: Johannes Berg Reviewed-by: Arend van Spriel Signed-off-by: Roland Vossen Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/brcm80211/brcmsmac/ampdu.c b/drivers/staging/brcm80211/brcmsmac/ampdu.c index 76f487183c5a..47dc27acf358 100644 --- a/drivers/staging/brcm80211/brcmsmac/ampdu.c +++ b/drivers/staging/brcm80211/brcmsmac/ampdu.c @@ -158,16 +158,16 @@ static void brcms_c_scb_ampdu_update_max_txlen(struct ampdu_info *ampdu, u8 dur) for (mcs = 0; mcs < MCS_TABLE_SIZE; mcs++) { /* rate is in Kbps; dur is in msec ==> len = (rate * dur) / 8 */ /* 20MHz, No SGI */ - rate = MCS_RATE(mcs, false, false); + rate = mcs_2_rate(mcs, false, false); ampdu->max_txlen[mcs][0][0] = (rate * dur) >> 3; /* 40 MHz, No SGI */ - rate = MCS_RATE(mcs, true, false); + rate = mcs_2_rate(mcs, true, false); ampdu->max_txlen[mcs][1][0] = (rate * dur) >> 3; /* 20MHz, SGI */ - rate = MCS_RATE(mcs, false, true); + rate = mcs_2_rate(mcs, false, true); ampdu->max_txlen[mcs][0][1] = (rate * dur) >> 3; /* 40 MHz, SGI */ - rate = MCS_RATE(mcs, true, true); + rate = mcs_2_rate(mcs, true, true); ampdu->max_txlen[mcs][1][1] = (rate * dur) >> 3; } } @@ -330,7 +330,7 @@ static void brcms_c_ffpld_calc_mcs2ampdu_table(struct ampdu_info *ampdu, int f) /* note : we divide/multiply by 100 to avoid integer overflows */ max_mpdu = min_t(u8, fifo->mcs2ampdu_table[FFPLD_MAX_MCS], AMPDU_NUM_MPDU_LEGACY); - phy_rate = MCS_RATE(FFPLD_MAX_MCS, true, false); + phy_rate = mcs_2_rate(FFPLD_MAX_MCS, true, false); dma_rate = (((phy_rate / 100) * (max_mpdu * FFPLD_MPDU_SIZE - fifo->ampdu_pld_size)) @@ -341,7 +341,7 @@ static void brcms_c_ffpld_calc_mcs2ampdu_table(struct ampdu_info *ampdu, int f) dma_rate = dma_rate >> 7; for (i = 0; i < FFPLD_MAX_MCS; i++) { /* shifting to keep it within integer range */ - phy_rate = MCS_RATE(i, true, false) >> 7; + phy_rate = mcs_2_rate(i, true, false) >> 7; if (phy_rate > dma_rate) { tmp = ((fifo->ampdu_pld_size * phy_rate) / ((phy_rate - dma_rate) * FFPLD_MPDU_SIZE)) + 1; @@ -360,7 +360,7 @@ static void brcms_c_ffpld_calc_mcs2ampdu_table(struct ampdu_info *ampdu, int f) static int brcms_c_ffpld_check_txfunfl(struct brcms_c_info *wlc, int fid) { struct ampdu_info *ampdu = wlc->ampdu; - u32 phy_rate = MCS_RATE(FFPLD_MAX_MCS, true, false); + u32 phy_rate = mcs_2_rate(FFPLD_MAX_MCS, true, false); u32 txunfl_ratio; u8 max_mpdu; u32 current_ampdu_cnt = 0; @@ -678,7 +678,7 @@ brcms_c_sendampdu(struct ampdu_info *ampdu, struct brcms_txq_info *qi, } is40 = (plcp0 & MIMO_PLCP_40MHZ) ? 1 : 0; - sgi = PLCP3_ISSGI(plcp3) ? 1 : 0; + sgi = plcp3_issgi(plcp3) ? 1 : 0; mcs = plcp0 & ~MIMO_PLCP_40MHZ; max_ampdu_bytes = min(scb_ampdu->max_rx_ampdu_bytes, @@ -697,9 +697,8 @@ brcms_c_sendampdu(struct ampdu_info *ampdu, struct brcms_txq_info *qi, rspec |= (PHY_TXC1_BW_40MHZ << RSPEC_BW_SHIFT); if (fbr_iscck) /* CCK */ - rspec_fallback = - CCK_RSPEC(CCK_PHY2MAC_RATE - (txh->FragPLCPFallback[0])); + rspec_fallback = cck_rspec(cck_phy2mac_rate + (txh->FragPLCPFallback[0])); else { /* MIMO */ rspec_fallback = RSPEC_MIMORATE; rspec_fallback |= @@ -722,7 +721,7 @@ brcms_c_sendampdu(struct ampdu_info *ampdu, struct brcms_txq_info *qi, /* if (first mpdu for host agg) */ /* test whether to add more */ - if ((MCS_RATE(mcs, true, false) >= f->dmaxferrate) && + if ((mcs_2_rate(mcs, true, false) >= f->dmaxferrate) && (count == f->mcs2ampdu_table[mcs])) { BCMMSG(wlc->wiphy, "wl%d: PR 37644: stopping" " ampdu at %d for mcs %d\n", @@ -816,7 +815,7 @@ brcms_c_sendampdu(struct ampdu_info *ampdu, struct brcms_txq_info *qi, } /* set the preload length */ - if (MCS_RATE(mcs, true, false) >= f->dmaxferrate) { + if (mcs_2_rate(mcs, true, false) >= f->dmaxferrate) { dma_len = min(dma_len, f->ampdu_pld_size); txh->PreloadSize = cpu_to_le16(dma_len); } else diff --git a/drivers/staging/brcm80211/brcmsmac/main.c b/drivers/staging/brcm80211/brcmsmac/main.c index ec7de38069e5..2c9ac6db4ff5 100644 --- a/drivers/staging/brcm80211/brcmsmac/main.c +++ b/drivers/staging/brcm80211/brcmsmac/main.c @@ -170,7 +170,7 @@ /* Find basic rate for a given rate */ static u8 brcms_basic_rate(struct brcms_c_info *wlc, u32 rspec) { - if (IS_MCS(rspec)) + if (is_mcs_rate(rspec)) return wlc->band->basic_rate[mcs_table[rspec & RSPEC_RATE_MASK] .leg_ofdm]; return wlc->band->basic_rate[rspec & RSPEC_RATE_MASK]; @@ -178,9 +178,9 @@ static u8 brcms_basic_rate(struct brcms_c_info *wlc, u32 rspec) static u16 frametype(u32 rspec, u8 mimoframe) { - if (IS_MCS(rspec)) + if (is_mcs_rate(rspec)) return mimoframe; - return IS_CCK(rspec) ? FT_CCK : FT_OFDM; + return is_cck_rate(rspec) ? FT_CCK : FT_OFDM; } /* rfdisable delay timer 500 ms, runs of ALP clock */ @@ -4001,7 +4001,7 @@ u32 brcms_c_lowest_basic_rspec(struct brcms_c_info *wlc, * pick siso/cdd as default for OFDM (note no basic * rate MCSs are supported yet) */ - if (IS_OFDM(lowest_basic_rspec)) + if (is_ofdm_rate(lowest_basic_rspec)) lowest_basic_rspec |= (wlc->stf->ss_opmode << RSPEC_STF_SHIFT); return lowest_basic_rspec; @@ -6560,7 +6560,7 @@ u16 brcms_b_rate_shm_offset(struct brcms_hardware *wlc_hw, u8 rate) u8 phy_rate, index; /* get the phy specific rate encoding for the PLCP SIGNAL field */ - if (IS_OFDM(rate)) + if (is_ofdm_rate(rate)) table_ptr = M_RT_DIRMAP_A; else table_ptr = M_RT_DIRMAP_B; @@ -6772,27 +6772,26 @@ brcms_c_calc_frame_len(struct brcms_c_info *wlc, u32 ratespec, u8 preamble_type, uint dur) { uint nsyms, mac_len, Ndps, kNdps; - uint rate = RSPEC2RATE(ratespec); + uint rate = rspec2rate(ratespec); BCMMSG(wlc->wiphy, "wl%d: rspec 0x%x, preamble_type %d, dur %d\n", wlc->pub->unit, ratespec, preamble_type, dur); - if (IS_MCS(ratespec)) { + if (is_mcs_rate(ratespec)) { uint mcs = ratespec & RSPEC_RATE_MASK; - int tot_streams = MCS_TXS(mcs) + RSPEC_STC(ratespec); + int tot_streams = mcs_2_txstreams(mcs) + rspec_stc(ratespec); dur -= PREN_PREAMBLE + (tot_streams * PREN_PREAMBLE_EXT); /* payload calculation matches that of regular ofdm */ if (wlc->band->bandtype == BRCM_BAND_2G) dur -= DOT11_OFDM_SIGNAL_EXTENSION; /* kNdbps = kbps * 4 */ - kNdps = - MCS_RATE(mcs, RSPEC_IS40MHZ(ratespec), - RSPEC_ISSGI(ratespec)) * 4; + kNdps = mcs_2_rate(mcs, rspec_is40mhz(ratespec), + rspec_issgi(ratespec)) * 4; nsyms = dur / APHY_SYMBOL_TIME; mac_len = ((nsyms * kNdps) - ((APHY_SERVICE_NBITS + APHY_TAIL_NBITS) * 1000)) / 8000; - } else if (IS_OFDM(ratespec)) { + } else if (is_ofdm_rate(ratespec)) { dur -= APHY_PREAMBLE_TIME; dur -= APHY_SIGNAL_TIME; /* Ndbps = Mbps * 4 = rate(500Kbps) * 2 */ @@ -6872,14 +6871,14 @@ mac80211_wlc_set_nrate(struct brcms_c_info *wlc, struct brcms_band *cur_band, goto done; } } - } else if (IS_OFDM(rate)) { + } else if (is_ofdm_rate(rate)) { if ((stf != PHY_TXC1_MODE_CDD) && (stf != PHY_TXC1_MODE_SISO)) { wiphy_err(wlc->wiphy, "wl%d: %s: Invalid OFDM\n", wlc->pub->unit, __func__); bcmerror = -EINVAL; goto done; } - } else if (IS_CCK(rate)) { + } else if (is_cck_rate(rate)) { if ((cur_band->bandtype != BRCM_BAND_2G) || (stf != PHY_TXC1_MODE_SISO)) { wiphy_err(wlc->wiphy, "wl%d: %s: Invalid CCK\n", @@ -7074,7 +7073,7 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, * determine and validate primary rate * and fallback rates */ - if (!RSPEC_ACTIVE(rspec[k])) { + if (!rspec_active(rspec[k])) { rspec[k] = BRCM_RATE_1M; } else { if (!is_multicast_ether_addr(h->addr1)) { @@ -7093,15 +7092,15 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, * apply siso/cdd to single stream mcs's or ofdm * if rspec is auto selected */ - if (((IS_MCS(rspec[k]) && - IS_SINGLE_STREAM(rspec[k] & RSPEC_RATE_MASK)) || - IS_OFDM(rspec[k])) + if (((is_mcs_rate(rspec[k]) && + is_single_stream(rspec[k] & RSPEC_RATE_MASK)) || + is_ofdm_rate(rspec[k])) && ((rspec[k] & RSPEC_OVERRIDE_MCS_ONLY) || !(rspec[k] & RSPEC_OVERRIDE))) { rspec[k] &= ~(RSPEC_STF_MASK | RSPEC_STC_MASK); /* For SISO MCS use STBC if possible */ - if (IS_MCS(rspec[k]) + if (is_mcs_rate(rspec[k]) && BRCMS_STF_SS_STBC_TX(wlc, scb)) { u8 stc; @@ -7126,7 +7125,7 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, wlc->band->pi)) ? PHY_TXC1_BW_20MHZ_UP : PHY_TXC1_BW_20MHZ; - if (IS_MCS(rspec[k])) { + if (is_mcs_rate(rspec[k])) { /* mcs 32 must be 40b/w DUP */ if ((rspec[k] & RSPEC_RATE_MASK) == 32) { @@ -7138,7 +7137,7 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, /* else check if dst is using 40 Mhz */ else if (scb->flags & SCB_IS40) mimo_txbw = PHY_TXC1_BW_40MHZ; - } else if (IS_OFDM(rspec[k])) { + } else if (is_ofdm_rate(rspec[k])) { if (wlc->ofdm_40txbw != AUTO) mimo_txbw = wlc->ofdm_40txbw; } else if (wlc->cck_40txbw != AUTO) { @@ -7159,7 +7158,7 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, /* Set channel width */ rspec[k] &= ~RSPEC_BW_MASK; - if ((k == 0) || ((k > 0) && IS_MCS(rspec[k]))) + if ((k == 0) || ((k > 0) && is_mcs_rate(rspec[k]))) rspec[k] |= (mimo_txbw << RSPEC_BW_SHIFT); else rspec[k] |= (mimo_ctlchbw << RSPEC_BW_SHIFT); @@ -7172,13 +7171,13 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, mimo_preamble_type = BRCMS_GF_PREAMBLE; if ((txrate[k]->flags & IEEE80211_TX_RC_MCS) - && (!IS_MCS(rspec[k]))) { + && (!is_mcs_rate(rspec[k]))) { wiphy_err(wlc->wiphy, "wl%d: %s: IEEE80211_TX_" - "RC_MCS != IS_MCS(rspec)\n", + "RC_MCS != is_mcs_rate(rspec)\n", wlc->pub->unit, __func__); } - if (IS_MCS(rspec[k])) { + if (is_mcs_rate(rspec[k])) { preamble_type[k] = mimo_preamble_type; /* @@ -7186,13 +7185,13 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, * for single stream */ if ((rspec[k] & RSPEC_SHORT_GI) - && IS_SINGLE_STREAM(rspec[k] & + && is_single_stream(rspec[k] & RSPEC_RATE_MASK)) preamble_type[k] = BRCMS_MM_PREAMBLE; } /* should be better conditionalized */ - if (!IS_MCS(rspec[0]) + if (!is_mcs_rate(rspec[0]) && (tx_info->control.rates[0]. flags & IEEE80211_TX_RC_USE_SHORT_PREAMBLE)) preamble_type[k] = BRCMS_SHORT_PREAMBLE; @@ -7204,7 +7203,7 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, rspec[k] |= (PHY_TXC1_BW_20MHZ << RSPEC_BW_SHIFT); /* for nphy, stf of ofdm frames must follow policies */ - if (BRCMS_ISNPHY(wlc->band) && IS_OFDM(rspec[k])) { + if (BRCMS_ISNPHY(wlc->band) && is_ofdm_rate(rspec[k])) { rspec[k] &= ~RSPEC_STF_MASK; rspec[k] |= phyctl1_stf << RSPEC_STF_SHIFT; } @@ -7229,13 +7228,13 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, plcp_fallback, sizeof(txh->FragPLCPFallback)); /* Length field now put in CCK FBR CRC field */ - if (IS_CCK(rspec[1])) { + if (is_cck_rate(rspec[1])) { txh->FragPLCPFallback[4] = phylen & 0xff; txh->FragPLCPFallback[5] = (phylen & 0xff00) >> 8; } /* MIMO-RATE: need validation ?? */ - mainrates = IS_OFDM(rspec[0]) ? + mainrates = is_ofdm_rate(rspec[0]) ? D11A_PHY_HDR_GRATE((struct ofdm_phy_hdr *) plcp) : plcp[0]; @@ -7292,7 +7291,7 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, /* Set fallback rate preamble type */ if ((preamble_type[1] == BRCMS_SHORT_PREAMBLE) || (preamble_type[1] == BRCMS_GF_PREAMBLE)) { - if (RSPEC2RATE(rspec[1]) != BRCM_RATE_1M) + if (rspec2rate(rspec[1]) != BRCM_RATE_1M) mch |= TXC_PREAMBLE_DATA_FB_SHORT; } @@ -7336,15 +7335,15 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, mimo_ctlchbw); } - if (!IS_OFDM(rts_rspec[0]) && - !((RSPEC2RATE(rts_rspec[0]) == BRCM_RATE_1M) || + if (!is_ofdm_rate(rts_rspec[0]) && + !((rspec2rate(rts_rspec[0]) == BRCM_RATE_1M) || (wlc->PLCPHdr_override == BRCMS_PLCP_LONG))) { rts_preamble_type[0] = BRCMS_SHORT_PREAMBLE; mch |= TXC_PREAMBLE_RTS_MAIN_SHORT; } - if (!IS_OFDM(rts_rspec[1]) && - !((RSPEC2RATE(rts_rspec[1]) == BRCM_RATE_1M) || + if (!is_ofdm_rate(rts_rspec[1]) && + !((rspec2rate(rts_rspec[1]) == BRCM_RATE_1M) || (wlc->PLCPHdr_override == BRCMS_PLCP_LONG))) { rts_preamble_type[1] = BRCMS_SHORT_PREAMBLE; mch |= TXC_PREAMBLE_RTS_FB_SHORT; @@ -7403,7 +7402,7 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, * low 8 bits: main frag rate/mcs, * high 8 bits: rts/cts rate/mcs */ - mainrates |= (IS_OFDM(rts_rspec[0]) ? + mainrates |= (is_ofdm_rate(rts_rspec[0]) ? D11A_PHY_HDR_GRATE( (struct ofdm_phy_hdr *) rts_plcp) : rts_plcp[0]) << 8; @@ -7418,7 +7417,7 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, #ifdef SUPPORT_40MHZ /* add null delimiter count */ - if ((tx_info->flags & IEEE80211_TX_CTL_AMPDU) && IS_MCS(rspec)) + if ((tx_info->flags & IEEE80211_TX_CTL_AMPDU) && is_mcs_rate(rspec)) txh->RTSPLCPFallback[AMPDU_FBR_NULL_DELIM] = brcm_c_ampdu_null_delim_cnt(wlc->ampdu, scb, rspec, phylen); @@ -7448,7 +7447,7 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, phyctl = frametype(rspec[0], wlc->mimoft); if ((preamble_type[0] == BRCMS_SHORT_PREAMBLE) || (preamble_type[0] == BRCMS_GF_PREAMBLE)) { - if (RSPEC2RATE(rspec[0]) != BRCM_RATE_1M) + if (rspec2rate(rspec[0]) != BRCM_RATE_1M) phyctl |= PHY_TXC_SHORT_HDR; } @@ -7477,14 +7476,14 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, * is going to be set, fill in non-zero MModeLen and/or * MModeFbrLen it will be unnecessary if they are separated */ - if (IS_MCS(rspec[0]) && + if (is_mcs_rate(rspec[0]) && (preamble_type[0] == BRCMS_MM_PREAMBLE)) { u16 mmodelen = brcms_c_calc_lsig_len(wlc, rspec[0], phylen); txh->MModeLen = cpu_to_le16(mmodelen); } - if (IS_MCS(rspec[1]) && + if (is_mcs_rate(rspec[1]) && (preamble_type[1] == BRCMS_MM_PREAMBLE)) { u16 mmodefbrlen = brcms_c_calc_lsig_len(wlc, rspec[1], phylen); @@ -7570,7 +7569,7 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, wiphy_err(wlc->wiphy, "wl%d: %s txop invalid " "for rate %d\n", wlc->pub->unit, fifo_names[queue], - RSPEC2RATE(rspec[0])); + rspec2rate(rspec[0])); } if (dur > wlc->edcf_txop[ac]) @@ -7772,10 +7771,10 @@ static void brcms_c_compute_mimo_plcp(u32 rspec, uint length, u8 *plcp) { u8 mcs = (u8) (rspec & RSPEC_RATE_MASK); plcp[0] = mcs; - if (RSPEC_IS40MHZ(rspec) || (mcs == 32)) + if (rspec_is40mhz(rspec) || (mcs == 32)) plcp[0] |= MIMO_PLCP_40MHZ; BRCMS_SET_MIMO_PLCP_LEN(plcp, length); - plcp[3] = RSPEC_MIMOPLCP3(rspec); /* rspec already holds this byte */ + plcp[3] = rspec_mimoplcp3(rspec); /* rspec already holds this byte */ plcp[3] |= 0x7; /* set smoothing, not sounding ppdu & reserved */ plcp[4] = 0; /* number of extension spatial streams bit 0 & 1 */ plcp[5] = 0; @@ -7787,7 +7786,7 @@ brcms_c_compute_ofdm_plcp(u32 rspec, u32 length, u8 *plcp) { u8 rate_signal; u32 tmp = 0; - int rate = RSPEC2RATE(rspec); + int rate = rspec2rate(rspec); /* * encode rate per 802.11a-1999 sec 17.3.4.1, with lsb @@ -7809,7 +7808,7 @@ brcms_c_compute_ofdm_plcp(u32 rspec, u32 length, u8 *plcp) static void brcms_c_compute_cck_plcp(struct brcms_c_info *wlc, u32 rspec, uint length, u8 *plcp) { - int rate = RSPEC2RATE(rspec); + int rate = rspec2rate(rspec); brcms_c_cck_plcp_set(wlc, rate, length, plcp); } @@ -7818,9 +7817,9 @@ void brcms_c_compute_plcp(struct brcms_c_info *wlc, u32 rspec, uint length, u8 *plcp) { - if (IS_MCS(rspec)) + if (is_mcs_rate(rspec)) brcms_c_compute_mimo_plcp(rspec, length, plcp); - else if (IS_OFDM(rspec)) + else if (is_ofdm_rate(rspec)) brcms_c_compute_ofdm_plcp(rspec, length, plcp); else brcms_c_compute_cck_plcp(wlc, rspec, length, plcp); @@ -7881,7 +7880,7 @@ u16 brcms_c_phytxctl1_calc(struct brcms_c_info *wlc, u32 rspec) if (BRCMS_ISLCNPHY(wlc->band)) { bw = PHY_TXC1_BW_20MHZ; } else { - bw = RSPEC_GET_BW(rspec); + bw = rspec_get_bw(rspec); /* 10Mhz is not supported yet */ if (bw < PHY_TXC1_BW_20MHZ) { wiphy_err(wlc->wiphy, "phytxctl1_calc: bw %d is " @@ -7890,14 +7889,14 @@ u16 brcms_c_phytxctl1_calc(struct brcms_c_info *wlc, u32 rspec) } } - if (IS_MCS(rspec)) { + if (is_mcs_rate(rspec)) { uint mcs = rspec & RSPEC_RATE_MASK; - /* bw, stf, coding-type is part of RSPEC_PHYTXBYTE2 returns */ - phyctl1 = RSPEC_PHYTXBYTE2(rspec); + /* bw, stf, coding-type is part of rspec_phytxbyte2 returns */ + phyctl1 = rspec_phytxbyte2(rspec); /* set the upper byte of phyctl1 */ phyctl1 |= (mcs_table[mcs].tx_phy_ctl3 << 8); - } else if (IS_CCK(rspec) && !BRCMS_ISLCNPHY(wlc->band) + } else if (is_cck_rate(rspec) && !BRCMS_ISLCNPHY(wlc->band) && !BRCMS_ISSSLPNPHY(wlc->band)) { /* * In CCK mode LPPHY overloads OFDM Modulation bits with CCK @@ -7905,11 +7904,11 @@ u16 brcms_c_phytxctl1_calc(struct brcms_c_info *wlc, u32 rspec) * this format */ /* 0 = 1Mbps; 1 = 2Mbps; 2 = 5.5Mbps; 3 = 11Mbps */ - phyctl1 = (bw | (RSPEC_STF(rspec) << PHY_TXC1_MODE_SHIFT)); + phyctl1 = (bw | (rspec_stf(rspec) << PHY_TXC1_MODE_SHIFT)); } else { /* legacy OFDM/CCK */ s16 phycfg; /* get the phyctl byte from rate phycfg table */ - phycfg = brcms_c_rate_legacy_phyctl(RSPEC2RATE(rspec)); + phycfg = brcms_c_rate_legacy_phyctl(rspec2rate(rspec)); if (phycfg == -1) { wiphy_err(wlc->wiphy, "phytxctl1_calc: wrong " "legacy OFDM/CCK rate\n"); @@ -7918,7 +7917,7 @@ u16 brcms_c_phytxctl1_calc(struct brcms_c_info *wlc, u32 rspec) /* set the upper byte of phyctl1 */ phyctl1 = (bw | (phycfg << 8) | - (RSPEC_STF(rspec) << PHY_TXC1_MODE_SHIFT)); + (rspec_stf(rspec) << PHY_TXC1_MODE_SHIFT)); } return phyctl1; } @@ -7932,7 +7931,7 @@ brcms_c_rspec_to_rts_rspec(struct brcms_c_info *wlc, u32 rspec, if (use_rspec) /* use frame rate as rts rate */ rts_rspec = rspec; - else if (wlc->band->gmode && wlc->protection->_g && !IS_CCK(rspec)) + else if (wlc->band->gmode && wlc->protection->_g && !is_cck_rate(rspec)) /* Use 11Mbps as the g protection RTS target rate and fallback. * Use the brcms_basic_rate() lookup to find the best basic rate * under the target in case 11 Mbps is not Basic. @@ -7956,13 +7955,13 @@ brcms_c_rspec_to_rts_rspec(struct brcms_c_info *wlc, u32 rspec, * if rspec/rspec_fallback is 40MHz, then send RTS on both * 20MHz channel (DUP), otherwise send RTS on control channel */ - if (RSPEC_IS40MHZ(rspec) && !IS_CCK(rts_rspec)) + if (rspec_is40mhz(rspec) && !is_cck_rate(rts_rspec)) rts_rspec |= (PHY_TXC1_BW_40MHZ_DUP << RSPEC_BW_SHIFT); else rts_rspec |= (mimo_ctlchbw << RSPEC_BW_SHIFT); /* pick siso/cdd as default for ofdm */ - if (IS_OFDM(rts_rspec)) { + if (is_ofdm_rate(rts_rspec)) { rts_rspec &= ~RSPEC_STF_MASK; rts_rspec |= (wlc->stf->ss_opmode << RSPEC_STF_SHIFT); } @@ -8269,13 +8268,13 @@ prep_mac80211_status(struct brcms_c_info *wlc, struct d11rxhdr *rxh, plcp = p->data; rspec = brcms_c_compute_rspec(rxh, plcp); - if (IS_MCS(rspec)) { + if (is_mcs_rate(rspec)) { rx_status->rate_idx = rspec & RSPEC_RATE_MASK; rx_status->flag |= RX_FLAG_HT; - if (RSPEC_IS40MHZ(rspec)) + if (rspec_is40mhz(rspec)) rx_status->flag |= RX_FLAG_40MHZ; } else { - switch (RSPEC2RATE(rspec)) { + switch (rspec2rate(rspec)) { case BRCM_RATE_1M: rx_status->rate_idx = 0; break; @@ -8326,10 +8325,10 @@ prep_mac80211_status(struct brcms_c_info *wlc, struct d11rxhdr *rxh, /* Determine short preamble and rate_idx */ preamble = 0; - if (IS_CCK(rspec)) { + if (is_cck_rate(rspec)) { if (rxh->PhyRxStatus_0 & PRXS0_SHORTH) rx_status->flag |= RX_FLAG_SHORTPRE; - } else if (IS_OFDM(rspec)) { + } else if (is_ofdm_rate(rspec)) { rx_status->flag |= RX_FLAG_SHORTPRE; } else { wiphy_err(wlc->wiphy, "%s: Unknown modulation\n", @@ -8337,7 +8336,7 @@ prep_mac80211_status(struct brcms_c_info *wlc, struct d11rxhdr *rxh, } } - if (PLCP3_ISSGI(plcp[3])) + if (plcp3_issgi(plcp[3])) rx_status->flag |= RX_FLAG_SHORT_GI; if (rxh->RxStatus1 & RXS_DECERR) { @@ -8479,23 +8478,22 @@ brcms_c_calc_lsig_len(struct brcms_c_info *wlc, u32 ratespec, uint nsyms, len = 0, kNdps; BCMMSG(wlc->wiphy, "wl%d: rate %d, len%d\n", - wlc->pub->unit, RSPEC2RATE(ratespec), mac_len); + wlc->pub->unit, rspec2rate(ratespec), mac_len); - if (IS_MCS(ratespec)) { + if (is_mcs_rate(ratespec)) { uint mcs = ratespec & RSPEC_RATE_MASK; - /* MCS_TXS(mcs) returns num tx streams - 1 */ - int tot_streams = (MCS_TXS(mcs) + 1) + RSPEC_STC(ratespec); + int tot_streams = (mcs_2_txstreams(mcs) + 1) + + rspec_stc(ratespec); /* * the payload duration calculation matches that * of regular ofdm */ /* 1000Ndbps = kbps * 4 */ - kNdps = - MCS_RATE(mcs, RSPEC_IS40MHZ(ratespec), - RSPEC_ISSGI(ratespec)) * 4; + kNdps = mcs_2_rate(mcs, rspec_is40mhz(ratespec), + rspec_issgi(ratespec)) * 4; - if (RSPEC_STC(ratespec) == 0) + if (rspec_stc(ratespec) == 0) nsyms = CEIL((APHY_SERVICE_NBITS + 8 * mac_len + APHY_TAIL_NBITS) * 1000, kNdps); @@ -8527,7 +8525,7 @@ brcms_c_calc_frame_time(struct brcms_c_info *wlc, u32 ratespec, u8 preamble_type, uint mac_len) { uint nsyms, dur = 0, Ndps, kNdps; - uint rate = RSPEC2RATE(ratespec); + uint rate = rspec2rate(ratespec); if (rate == 0) { wiphy_err(wlc->wiphy, "wl%d: WAR: using rate of 1 mbps\n", @@ -8538,19 +8536,18 @@ brcms_c_calc_frame_time(struct brcms_c_info *wlc, u32 ratespec, BCMMSG(wlc->wiphy, "wl%d: rspec 0x%x, preamble_type %d, len%d\n", wlc->pub->unit, ratespec, preamble_type, mac_len); - if (IS_MCS(ratespec)) { + if (is_mcs_rate(ratespec)) { uint mcs = ratespec & RSPEC_RATE_MASK; - int tot_streams = MCS_TXS(mcs) + RSPEC_STC(ratespec); + int tot_streams = mcs_2_txstreams(mcs) + rspec_stc(ratespec); dur = PREN_PREAMBLE + (tot_streams * PREN_PREAMBLE_EXT); if (preamble_type == BRCMS_MM_PREAMBLE) dur += PREN_MM_EXT; /* 1000Ndbps = kbps * 4 */ - kNdps = - MCS_RATE(mcs, RSPEC_IS40MHZ(ratespec), - RSPEC_ISSGI(ratespec)) * 4; + kNdps = mcs_2_rate(mcs, rspec_is40mhz(ratespec), + rspec_issgi(ratespec)) * 4; - if (RSPEC_STC(ratespec) == 0) + if (rspec_stc(ratespec) == 0) nsyms = CEIL((APHY_SERVICE_NBITS + 8 * mac_len + APHY_TAIL_NBITS) * 1000, kNdps); @@ -8564,7 +8561,7 @@ brcms_c_calc_frame_time(struct brcms_c_info *wlc, u32 ratespec, dur += APHY_SYMBOL_TIME * nsyms; if (wlc->band->bandtype == BRCM_BAND_2G) dur += DOT11_OFDM_SIGNAL_EXTENSION; - } else if (IS_OFDM(rate)) { + } else if (is_ofdm_rate(rate)) { dur = APHY_PREAMBLE_TIME; dur += APHY_SIGNAL_TIME; /* Ndbps = Mbps * 4 = rate(500Kbps) * 2 */ @@ -8649,7 +8646,7 @@ void brcms_c_rate_lookup_init(struct brcms_c_info *wlc, * Keep track of the best basic rate so far by * modulation type. */ - if (IS_OFDM(rate)) + if (is_ofdm_rate(rate)) ofdm_basic = rate; else cck_basic = rate; @@ -8662,12 +8659,12 @@ void brcms_c_rate_lookup_init(struct brcms_c_info *wlc, * the hole in the table */ - br[rate] = IS_OFDM(rate) ? ofdm_basic : cck_basic; + br[rate] = is_ofdm_rate(rate) ? ofdm_basic : cck_basic; if (br[rate] != 0) continue; - if (IS_OFDM(rate)) { + if (is_ofdm_rate(rate)) { /* * In 11g and 11a, the OFDM mandatory rates * are 6, 12, and 24 Mbps @@ -8696,10 +8693,10 @@ static void brcms_c_write_rate_shm(struct brcms_c_info *wlc, u8 rate, u16 basic_ptr; /* Shared memory address for the table we are reading */ - dir_table = IS_OFDM(basic_rate) ? M_RT_DIRMAP_A : M_RT_DIRMAP_B; + dir_table = is_ofdm_rate(basic_rate) ? M_RT_DIRMAP_A : M_RT_DIRMAP_B; /* Shared memory address for the table we are writing */ - basic_table = IS_OFDM(rate) ? M_RT_BBRSMAP_A : M_RT_BBRSMAP_B; + basic_table = is_ofdm_rate(rate) ? M_RT_BBRSMAP_A : M_RT_BBRSMAP_B; /* * for a given rate, the LS-nibble of the PLCP SIGNAL field is @@ -8788,15 +8785,15 @@ bool brcms_c_valid_rate(struct brcms_c_info *wlc, u32 rspec, int band, return false; /* check if this is a mimo rate */ - if (IS_MCS(rspec)) { - if (!VALID_MCS((rspec & RSPEC_RATE_MASK))) + if (is_mcs_rate(rspec)) { + if ((rspec & RSPEC_RATE_MASK) >= MCS_TABLE_SIZE) goto error; return isset(hw_rateset->mcs, (rspec & RSPEC_RATE_MASK)); } for (i = 0; i < hw_rateset->count; i++) - if (hw_rateset->rates[i] == RSPEC2RATE(rspec)) + if (hw_rateset->rates[i] == rspec2rate(rspec)) return true; error: if (verbose) diff --git a/drivers/staging/brcm80211/brcmsmac/rate.c b/drivers/staging/brcm80211/brcmsmac/rate.c index 1241dc9e1aeb..0a0c0ad4f96f 100644 --- a/drivers/staging/brcm80211/brcmsmac/rate.c +++ b/drivers/staging/brcm80211/brcmsmac/rate.c @@ -353,12 +353,12 @@ u32 brcms_c_compute_rspec(struct d11rxhdr *rxh, u8 *plcp) switch (rxh->PhyRxStatus_0 & PRXS0_FT_MASK) { case PRXS0_CCK: rspec = - CCK_PHY2MAC_RATE( + cck_phy2mac_rate( ((struct cck_phy_hdr *) plcp)->signal); break; case PRXS0_OFDM: rspec = - OFDM_PHY2MAC_RATE( + ofdm_phy2mac_rate( ((struct ofdm_phy_hdr *) plcp)->rlpt[0]); break; case PRXS0_PREN: @@ -375,14 +375,14 @@ u32 brcms_c_compute_rspec(struct d11rxhdr *rxh, u8 *plcp) /* not supported, error condition */ break; } - if (PLCP3_ISSGI(plcp[3])) + if (plcp3_issgi(plcp[3])) rspec |= RSPEC_SHORT_GI; } else if ((phy_type == PHY_TYPE_A) || (rxh->PhyRxStatus_0 & PRXS0_OFDM)) - rspec = OFDM_PHY2MAC_RATE( + rspec = ofdm_phy2mac_rate( ((struct ofdm_phy_hdr *) plcp)->rlpt[0]); else - rspec = CCK_PHY2MAC_RATE( + rspec = cck_phy2mac_rate( ((struct cck_phy_hdr *) plcp)->signal); return rspec; @@ -417,9 +417,11 @@ brcms_c_rateset_filter(struct brcms_c_rateset *src, struct brcms_c_rateset *dst, r = src->rates[i]; if (basic_only && !(r & BRCMS_RATE_FLAG)) continue; - if (rates == BRCMS_RATES_CCK && IS_OFDM((r & BRCMS_RATE_MASK))) + if (rates == BRCMS_RATES_CCK && + is_ofdm_rate((r & BRCMS_RATE_MASK))) continue; - if (rates == BRCMS_RATES_OFDM && IS_CCK((r & BRCMS_RATE_MASK))) + if (rates == BRCMS_RATES_OFDM && + is_cck_rate((r & BRCMS_RATE_MASK))) continue; dst->rates[count++] = r & xmask; } diff --git a/drivers/staging/brcm80211/brcmsmac/rate.h b/drivers/staging/brcm80211/brcmsmac/rate.h index ae5479b46098..2cc66e04c0db 100644 --- a/drivers/staging/brcm80211/brcmsmac/rate.h +++ b/drivers/staging/brcm80211/brcmsmac/rate.h @@ -18,6 +18,7 @@ #define _BRCM_RATE_H_ #include "types.h" +#include "d11.h" extern const u8 rate_info[]; extern const struct brcms_c_rateset cck_ofdm_mimo_rates; @@ -48,33 +49,31 @@ struct brcms_mcs_info { #define MCS_TABLE_SIZE 33 /* Number of mcs entries in the table */ extern const struct brcms_mcs_info mcs_table[]; -#define MCS_INVALID 0xFF -#define MCS_CR_MASK 0x07 /* Code Rate bit mask */ -#define MCS_MOD_MASK 0x38 /* Modulation bit shift */ -#define MCS_MOD_SHIFT 3 /* MOdulation bit shift */ #define MCS_TXS_MASK 0xc0 /* num tx streams - 1 bit mask */ #define MCS_TXS_SHIFT 6 /* num tx streams - 1 bit shift */ -#define MCS_CR(_mcs) (mcs_table[_mcs].tx_phy_ctl3 & MCS_CR_MASK) -#define MCS_MOD(_mcs) \ - ((mcs_table[_mcs].tx_phy_ctl3 & MCS_MOD_MASK) >> MCS_MOD_SHIFT) - -#define MCS_TXS(_mcs) \ - ((mcs_table[_mcs].tx_phy_ctl3 & MCS_TXS_MASK) >> MCS_TXS_SHIFT) - -#define MCS_RATE(_mcs, _is40, _sgi) (_sgi ? \ - (_is40 ? mcs_table[_mcs].phy_rate_40_sgi : \ - mcs_table[_mcs].phy_rate_20_sgi) : \ - (_is40 ? mcs_table[_mcs].phy_rate_40 : mcs_table[_mcs].phy_rate_20)) - -#define VALID_MCS(_mcs) ((_mcs < MCS_TABLE_SIZE)) +/* returns num tx streams - 1 */ +static inline u8 mcs_2_txstreams(u8 mcs) +{ + return (mcs_table[mcs].tx_phy_ctl3 & MCS_TXS_MASK) >> MCS_TXS_SHIFT; +} + +static inline uint mcs_2_rate(u8 mcs, bool is40, bool sgi) +{ + if (sgi) { + if (is40) + return mcs_table[mcs].phy_rate_40_sgi; + return mcs_table[mcs].phy_rate_20_sgi; + } + if (is40) + return mcs_table[mcs].phy_rate_40; + + return mcs_table[mcs].phy_rate_20; +} /* Macro to use the rate_info table */ #define BRCMS_RATE_MASK_FULL 0xff /* Rate value mask with basic rate flag */ -/* convert 500kbps to bps */ -#define BRCMS_RATE_500K_TO_BPS(rate) ((rate) * 500000) - /* * rate spec : holds rate and mode specific information required to generate a * tx frame. Legacy CCK and OFDM information is held in the same manner as was @@ -113,65 +112,104 @@ extern const struct brcms_mcs_info mcs_table[]; /* bit indicates override rate only */ #define RSPEC_OVERRIDE_MCS_ONLY 0x40000000 -#define BRCMS_HTPHY 127 /* HT PHY Membership */ - -#define RSPEC_ACTIVE(rspec) (rspec & (RSPEC_RATE_MASK | RSPEC_MIMORATE)) - -#define RSPEC2RATE(rspec) \ - ((rspec & RSPEC_MIMORATE) ? \ - MCS_RATE((rspec & RSPEC_RATE_MASK), RSPEC_IS40MHZ(rspec), \ - RSPEC_ISSGI(rspec)) : \ - (rspec & RSPEC_RATE_MASK)) - -#define RSPEC_PHYTXBYTE2(rspec) ((rspec & 0xff00) >> 8) - -#define RSPEC_GET_BW(rspec) ((rspec & RSPEC_BW_MASK) >> RSPEC_BW_SHIFT) - -#define RSPEC_IS40MHZ(rspec) \ - ((((rspec & RSPEC_BW_MASK) >> RSPEC_BW_SHIFT) == PHY_TXC1_BW_40MHZ) || \ - (((rspec & RSPEC_BW_MASK) >> RSPEC_BW_SHIFT) == PHY_TXC1_BW_40MHZ_DUP)) - -#define RSPEC_ISSGI(rspec) ((rspec & RSPEC_SHORT_GI) == RSPEC_SHORT_GI) -#define RSPEC_MIMOPLCP3(rspec) ((rspec & 0xf00000) >> 16) -#define PLCP3_ISSGI(plcp) (plcp & (RSPEC_SHORT_GI >> 16)) -#define RSPEC_STC(rspec) ((rspec & RSPEC_STC_MASK) >> RSPEC_STC_SHIFT) -#define RSPEC_STF(rspec) ((rspec & RSPEC_STF_MASK) >> RSPEC_STF_SHIFT) -#define PLCP3_ISSTBC(plcp) ((plcp & (RSPEC_STC_MASK) >> 16) == 0x10) -#define PLCP3_STC_MASK 0x30 -#define PLCP3_STC_SHIFT 4 - -/* Rate info table; takes a legacy rate or u32 */ -#define IS_MCS(r) (r & RSPEC_MIMORATE) - -#define IS_OFDM(r) (!IS_MCS(r) && (rate_info[(r) & RSPEC_RATE_MASK] & \ - BRCMS_RATE_FLAG)) - -#define IS_CCK(r) (!IS_MCS(r) && ( \ - ((r) & BRCMS_RATE_MASK) == BRCM_RATE_1M || \ - ((r) & BRCMS_RATE_MASK) == BRCM_RATE_2M || \ - ((r) & BRCMS_RATE_MASK) == BRCM_RATE_5M5 || \ - ((r) & BRCMS_RATE_MASK) == BRCM_RATE_11M)) - -#define IS_SINGLE_STREAM(mcs) \ - (((mcs) <= HIGHEST_SINGLE_STREAM_MCS) || ((mcs) == 32)) - -#define CCK_RSPEC(cck) ((cck) & RSPEC_RATE_MASK) - -#define OFDM_RSPEC(ofdm) (((ofdm) & RSPEC_RATE_MASK) |\ - (PHY_TXC1_MODE_CDD << RSPEC_STF_SHIFT)) - -#define LEGACY_RSPEC(rate) \ - (IS_CCK(rate) ? CCK_RSPEC(rate) : OFDM_RSPEC(rate)) - -#define MCS_RSPEC(mcs) (((mcs) & RSPEC_RATE_MASK) | RSPEC_MIMORATE | \ - (IS_SINGLE_STREAM(mcs) ? (PHY_TXC1_MODE_CDD << RSPEC_STF_SHIFT) : \ - (PHY_TXC1_MODE_SDM << RSPEC_STF_SHIFT))) +static inline bool rspec_active(u32 rspec) +{ + return rspec & (RSPEC_RATE_MASK | RSPEC_MIMORATE); +} + +static inline u8 rspec_phytxbyte2(u32 rspec) +{ + return (rspec & 0xff00) >> 8; +} + +static inline u32 rspec_get_bw(u32 rspec) +{ + return (rspec & RSPEC_BW_MASK) >> RSPEC_BW_SHIFT; +} + +static inline bool rspec_issgi(u32 rspec) +{ + return (rspec & RSPEC_SHORT_GI) == RSPEC_SHORT_GI; +} + +static inline bool rspec_is40mhz(u32 rspec) +{ + u32 bw = rspec_get_bw(rspec); + + return bw == PHY_TXC1_BW_40MHZ || bw == PHY_TXC1_BW_40MHZ_DUP; +} + +static inline uint rspec2rate(u32 rspec) +{ + if (rspec & RSPEC_MIMORATE) + return mcs_2_rate(rspec & RSPEC_RATE_MASK, rspec_is40mhz(rspec), + rspec_issgi(rspec)); + return rspec & RSPEC_RATE_MASK; +} + +static inline u8 rspec_mimoplcp3(u32 rspec) +{ + return (rspec & 0xf00000) >> 16; +} + +static inline bool plcp3_issgi(u8 plcp) +{ + return (plcp & (RSPEC_SHORT_GI >> 16)) != 0; +} + +static inline uint rspec_stc(u32 rspec) +{ + return (rspec & RSPEC_STC_MASK) >> RSPEC_STC_SHIFT; +} + +static inline uint rspec_stf(u32 rspec) +{ + return (rspec & RSPEC_STF_MASK) >> RSPEC_STF_SHIFT; +} + +static inline bool is_mcs_rate(u32 ratespec) +{ + return (ratespec & RSPEC_MIMORATE) != 0; +} + +static inline bool is_ofdm_rate(u32 ratespec) +{ + return !is_mcs_rate(ratespec) && + (rate_info[ratespec & RSPEC_RATE_MASK] & BRCMS_RATE_FLAG); +} + +static inline bool is_cck_rate(u32 ratespec) +{ + u32 rate = (ratespec & BRCMS_RATE_MASK); + + return !is_mcs_rate(ratespec) && ( + rate == BRCM_RATE_1M || rate == BRCM_RATE_2M || + rate == BRCM_RATE_5M5 || rate == BRCM_RATE_11M); +} + +static inline bool is_single_stream(u8 mcs) +{ + return mcs <= HIGHEST_SINGLE_STREAM_MCS || mcs == 32; +} + +static inline u8 cck_rspec(u8 cck) +{ + return cck & RSPEC_RATE_MASK; +} /* Convert encoded rate value in plcp header to numerical rates in 500 KHz * increments */ extern const u8 ofdm_rate_lookup[]; -#define OFDM_PHY2MAC_RATE(rlpt) (ofdm_rate_lookup[rlpt & 0x7]) -#define CCK_PHY2MAC_RATE(signal) (signal/5) + +static inline u8 ofdm_phy2mac_rate(u8 rlpt) +{ + return ofdm_rate_lookup[rlpt & 0x7]; +} + +static inline u8 cck_phy2mac_rate(u8 signal) +{ + return signal/5; +} /* Rates specified in brcms_c_rateset_filter() */ #define BRCMS_RATES_CCK_OFDM 0 diff --git a/drivers/staging/brcm80211/brcmsmac/stf.c b/drivers/staging/brcm80211/brcmsmac/stf.c index 82805e0a826c..91b53a5a2610 100644 --- a/drivers/staging/brcm80211/brcmsmac/stf.c +++ b/drivers/staging/brcm80211/brcmsmac/stf.c @@ -421,7 +421,7 @@ static u16 _brcms_c_stf_phytxchain_sel(struct brcms_c_info *wlc, { u16 phytxant = wlc->stf->phytxant; - if (RSPEC_STF(rspec) != PHY_TXC1_MODE_SISO) + if (rspec_stf(rspec) != PHY_TXC1_MODE_SISO) phytxant = wlc->stf->txchain << PHY_TXC_ANT_SHIFT; else if (wlc->stf->txant == ANT_TX_DEF) phytxant = wlc->stf->txchain << PHY_TXC_ANT_SHIFT;