From 28fd7daabfb35b7a0df2f7eaf460221e16dd2608 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= Date: Sat, 30 Jan 2010 00:12:19 +0100 Subject: [PATCH] b43: N-PHY: update general workarounds MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Rafał Miłecki Signed-off-by: John W. Linville --- drivers/net/wireless/b43/phy_n.c | 215 ++++++++++++++++--------------- drivers/net/wireless/b43/phy_n.h | 4 + 2 files changed, 115 insertions(+), 104 deletions(-) diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c index 8c39fb126d4f..60e730a6f1dd 100644 --- a/drivers/net/wireless/b43/phy_n.c +++ b/drivers/net/wireless/b43/phy_n.c @@ -246,110 +246,6 @@ static void b43_nphy_tables_init(struct b43_wldev *dev) b43_nphy_rev3plus_tables_init(dev); } -static void b43_nphy_workarounds(struct b43_wldev *dev) -{ - struct b43_phy *phy = &dev->phy; - unsigned int i; - - b43_phy_set(dev, B43_NPHY_IQFLIP, - B43_NPHY_IQFLIP_ADC1 | B43_NPHY_IQFLIP_ADC2); - if (1 /* FIXME band is 2.4GHz */) { - b43_phy_set(dev, B43_NPHY_CLASSCTL, - B43_NPHY_CLASSCTL_CCKEN); - } else { - b43_phy_mask(dev, B43_NPHY_CLASSCTL, - ~B43_NPHY_CLASSCTL_CCKEN); - } - b43_radio_set(dev, B2055_C1_TX_RF_SPARE, 0x8); - b43_phy_write(dev, B43_NPHY_TXFRAMEDELAY, 8); - - /* Fixup some tables */ - b43_ntab_write(dev, B43_NTAB16(8, 0x00), 0xA); - b43_ntab_write(dev, B43_NTAB16(8, 0x10), 0xA); - b43_ntab_write(dev, B43_NTAB16(8, 0x02), 0xCDAA); - b43_ntab_write(dev, B43_NTAB16(8, 0x12), 0xCDAA); - b43_ntab_write(dev, B43_NTAB16(8, 0x08), 0); - b43_ntab_write(dev, B43_NTAB16(8, 0x18), 0); - b43_ntab_write(dev, B43_NTAB16(8, 0x07), 0x7AAB); - b43_ntab_write(dev, B43_NTAB16(8, 0x17), 0x7AAB); - b43_ntab_write(dev, B43_NTAB16(8, 0x06), 0x800); - b43_ntab_write(dev, B43_NTAB16(8, 0x16), 0x800); - - b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO1, 0x2D8); - b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0x301); - b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO2, 0x2D8); - b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0x301); - - //TODO set RF sequence - - /* Set narrowband clip threshold */ - b43_phy_write(dev, B43_NPHY_C1_NBCLIPTHRES, 66); - b43_phy_write(dev, B43_NPHY_C2_NBCLIPTHRES, 66); - - /* Set wideband clip 2 threshold */ - b43_phy_maskset(dev, B43_NPHY_C1_CLIPWBTHRES, - ~B43_NPHY_C1_CLIPWBTHRES_CLIP2, - 21 << B43_NPHY_C1_CLIPWBTHRES_CLIP2_SHIFT); - b43_phy_maskset(dev, B43_NPHY_C2_CLIPWBTHRES, - ~B43_NPHY_C2_CLIPWBTHRES_CLIP2, - 21 << B43_NPHY_C2_CLIPWBTHRES_CLIP2_SHIFT); - - /* Set Clip 2 detect */ - b43_phy_set(dev, B43_NPHY_C1_CGAINI, - B43_NPHY_C1_CGAINI_CL2DETECT); - b43_phy_set(dev, B43_NPHY_C2_CGAINI, - B43_NPHY_C2_CGAINI_CL2DETECT); - - if (0 /*FIXME*/) { - /* Set dwell lengths */ - b43_phy_write(dev, B43_NPHY_CLIP1_NBDWELL_LEN, 43); - b43_phy_write(dev, B43_NPHY_CLIP2_NBDWELL_LEN, 43); - b43_phy_write(dev, B43_NPHY_W1CLIP1_DWELL_LEN, 9); - b43_phy_write(dev, B43_NPHY_W1CLIP2_DWELL_LEN, 9); - - /* Set gain backoff */ - b43_phy_maskset(dev, B43_NPHY_C1_CGAINI, - ~B43_NPHY_C1_CGAINI_GAINBKOFF, - 1 << B43_NPHY_C1_CGAINI_GAINBKOFF_SHIFT); - b43_phy_maskset(dev, B43_NPHY_C2_CGAINI, - ~B43_NPHY_C2_CGAINI_GAINBKOFF, - 1 << B43_NPHY_C2_CGAINI_GAINBKOFF_SHIFT); - - /* Set HPVGA2 index */ - b43_phy_maskset(dev, B43_NPHY_C1_INITGAIN, - ~B43_NPHY_C1_INITGAIN_HPVGA2, - 6 << B43_NPHY_C1_INITGAIN_HPVGA2_SHIFT); - b43_phy_maskset(dev, B43_NPHY_C2_INITGAIN, - ~B43_NPHY_C2_INITGAIN_HPVGA2, - 6 << B43_NPHY_C2_INITGAIN_HPVGA2_SHIFT); - - //FIXME verify that the specs really mean to use autoinc here. - for (i = 0; i < 3; i++) - b43_ntab_write(dev, B43_NTAB16(7, 0x106) + i, 0x673); - } - - /* Set minimum gain value */ - b43_phy_maskset(dev, B43_NPHY_C1_MINMAX_GAIN, - ~B43_NPHY_C1_MINGAIN, - 23 << B43_NPHY_C1_MINGAIN_SHIFT); - b43_phy_maskset(dev, B43_NPHY_C2_MINMAX_GAIN, - ~B43_NPHY_C2_MINGAIN, - 23 << B43_NPHY_C2_MINGAIN_SHIFT); - - if (phy->rev < 2) { - b43_phy_mask(dev, B43_NPHY_SCRAM_SIGCTL, - ~B43_NPHY_SCRAM_SIGCTL_SCM); - } - - /* Set phase track alpha and beta */ - b43_phy_write(dev, B43_NPHY_PHASETR_A0, 0x125); - b43_phy_write(dev, B43_NPHY_PHASETR_A1, 0x1B3); - b43_phy_write(dev, B43_NPHY_PHASETR_A2, 0x105); - b43_phy_write(dev, B43_NPHY_PHASETR_B0, 0x16E); - b43_phy_write(dev, B43_NPHY_PHASETR_B1, 0xCD); - b43_phy_write(dev, B43_NPHY_PHASETR_B2, 0x20); -} - /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/PA%20override */ static void b43_nphy_pa_override(struct b43_wldev *dev, bool enable) { @@ -816,6 +712,117 @@ static void b43_nphy_stop_playback(struct b43_wldev *dev) b43_nphy_stay_in_carrier_search(dev, 0); } +/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/Workarounds */ +static void b43_nphy_workarounds(struct b43_wldev *dev) +{ + struct ssb_bus *bus = dev->dev->bus; + struct b43_phy *phy = &dev->phy; + struct b43_phy_n *nphy = phy->n; + + u8 events1[7] = { 0x0, 0x1, 0x2, 0x8, 0x4, 0x5, 0x3 }; + u8 delays1[7] = { 0x8, 0x6, 0x6, 0x2, 0x4, 0x3C, 0x1 }; + + u8 events2[7] = { 0x0, 0x3, 0x5, 0x4, 0x2, 0x1, 0x8 }; + u8 delays2[7] = { 0x8, 0x6, 0x2, 0x4, 0x4, 0x6, 0x1 }; + + if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) + b43_nphy_classifier(dev, 1, 0); + else + b43_nphy_classifier(dev, 1, 1); + + if (nphy->hang_avoid) + b43_nphy_stay_in_carrier_search(dev, 1); + + b43_phy_set(dev, B43_NPHY_IQFLIP, + B43_NPHY_IQFLIP_ADC1 | B43_NPHY_IQFLIP_ADC2); + + if (dev->phy.rev >= 3) { + /* TODO */ + } else { + if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ && + nphy->band5g_pwrgain) { + b43_radio_mask(dev, B2055_C1_TX_RF_SPARE, ~0x8); + b43_radio_mask(dev, B2055_C2_TX_RF_SPARE, ~0x8); + } else { + b43_radio_set(dev, B2055_C1_TX_RF_SPARE, 0x8); + b43_radio_set(dev, B2055_C2_TX_RF_SPARE, 0x8); + } + + /* TODO: convert to b43_ntab_write? */ + b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2000); + b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x000A); + b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2010); + b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x000A); + b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2002); + b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0xCDAA); + b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2012); + b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0xCDAA); + + if (dev->phy.rev < 2) { + b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2008); + b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0000); + b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2018); + b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0000); + b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2007); + b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x7AAB); + b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2017); + b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x7AAB); + b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2006); + b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0800); + b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2016); + b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0800); + } + + b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO1, 0x2D8); + b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0x301); + b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO2, 0x2D8); + b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0x301); + + if (bus->sprom.boardflags2_lo & 0x100 && + bus->boardinfo.type == 0x8B) { + delays1[0] = 0x1; + delays1[5] = 0x14; + } + /*TODO:b43_nphy_set_rf_sequence(dev, 0, events1, delays1, 7);*/ + /*TODO:b43_nphy_set_rf_sequence(dev, 1, events2, delays2, 7);*/ + + /*TODO:b43_nphy_gain_crtl_workarounds(dev);*/ + + if (dev->phy.rev < 2) { + if (b43_phy_read(dev, B43_NPHY_RXCTL) & 0x2) + ; /*TODO: b43_mhf(dev, 2, 0x0010, 0x0010, 3);*/ + } else if (dev->phy.rev == 2) { + b43_phy_write(dev, B43_NPHY_CRSCHECK2, 0); + b43_phy_write(dev, B43_NPHY_CRSCHECK3, 0); + } + + if (dev->phy.rev < 2) + b43_phy_mask(dev, B43_NPHY_SCRAM_SIGCTL, + ~B43_NPHY_SCRAM_SIGCTL_SCM); + + /* Set phase track alpha and beta */ + b43_phy_write(dev, B43_NPHY_PHASETR_A0, 0x125); + b43_phy_write(dev, B43_NPHY_PHASETR_A1, 0x1B3); + b43_phy_write(dev, B43_NPHY_PHASETR_A2, 0x105); + b43_phy_write(dev, B43_NPHY_PHASETR_B0, 0x16E); + b43_phy_write(dev, B43_NPHY_PHASETR_B1, 0xCD); + b43_phy_write(dev, B43_NPHY_PHASETR_B2, 0x20); + + b43_phy_mask(dev, B43_NPHY_PIL_DW1, + (u16)~B43_NPHY_PIL_DW_64QAM); + b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B1, 0xB5); + b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B2, 0xA4); + b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B3, 0x00); + + if (dev->phy.rev == 2) + b43_phy_set(dev, B43_NPHY_FINERX2_CGC, + B43_NPHY_FINERX2_CGC_DECGC); + } + + if (nphy->hang_avoid) + b43_nphy_stay_in_carrier_search(dev, 0); +} + /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/GenLoadSamples */ static u16 b43_nphy_gen_load_samples(struct b43_wldev *dev, u32 freq, u16 max, bool test) diff --git a/drivers/net/wireless/b43/phy_n.h b/drivers/net/wireless/b43/phy_n.h index f5a27661f659..ae82f0fc2096 100644 --- a/drivers/net/wireless/b43/phy_n.h +++ b/drivers/net/wireless/b43/phy_n.h @@ -976,6 +976,10 @@ struct b43_phy_n { s32 preamble_override; u32 bb_mult_save; + bool gain_boost; + bool elna_gain_config; + bool band5g_pwrgain; + u8 mphase_cal_phase_id; u16 mphase_txcal_cmdidx; u16 mphase_txcal_numcmds; -- GitLab