From c378bb97b5b2fe2f3a984f891e15929fbf7cef44 Mon Sep 17 00:00:00 2001 From: Rafał Miłecki Date: Sun, 20 Apr 2014 13:05:44 +0200 Subject: b43: N-PHY: rev3+: complete 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 | 87 ++++++++++++++++++++++++++++++++++++++-- 1 file changed, 84 insertions(+), 3 deletions(-) (limited to 'drivers/net/wireless/b43/phy_n.c') diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c index 24ccbe96e0c8..e9658ee7a229 100644 --- a/drivers/net/wireless/b43/phy_n.c +++ b/drivers/net/wireless/b43/phy_n.c @@ -2494,8 +2494,8 @@ static void b43_nphy_workarounds_rev3plus(struct b43_wldev *dev) struct ssb_sprom *sprom = dev->dev->bus_sprom; /* TX to RX */ - u8 tx2rx_events[8] = { 0x4, 0x3, 0x6, 0x5, 0x2, 0x1, 0x8, 0x1F }; - u8 tx2rx_delays[8] = { 8, 4, 2, 2, 4, 4, 6, 1 }; + u8 tx2rx_events[7] = { 0x4, 0x3, 0x5, 0x2, 0x1, 0x8, 0x1F }; + u8 tx2rx_delays[7] = { 8, 4, 4, 4, 4, 6, 1 }; /* RX to TX */ u8 rx2tx_events_ipa[9] = { 0x0, 0x1, 0x2, 0x8, 0x5, 0x6, 0xF, 0x3, 0x1F }; @@ -2503,6 +2503,23 @@ static void b43_nphy_workarounds_rev3plus(struct b43_wldev *dev) u8 rx2tx_events[9] = { 0x0, 0x1, 0x2, 0x8, 0x5, 0x6, 0x3, 0x4, 0x1F }; u8 rx2tx_delays[9] = { 8, 6, 6, 4, 4, 18, 42, 1, 1 }; + u16 vmids[5][4] = { + { 0xa2, 0xb4, 0xb4, 0x89, }, /* 0 */ + { 0xb4, 0xb4, 0xb4, 0x24, }, /* 1 */ + { 0xa2, 0xb4, 0xb4, 0x74, }, /* 2 */ + { 0xa2, 0xb4, 0xb4, 0x270, }, /* 3 */ + { 0xa2, 0xb4, 0xb4, 0x00, }, /* 4 and 5 */ + }; + u16 gains[5][4] = { + { 0x02, 0x02, 0x02, 0x00, }, /* 0 */ + { 0x02, 0x02, 0x02, 0x02, }, /* 1 */ + { 0x02, 0x02, 0x02, 0x04, }, /* 2 */ + { 0x02, 0x02, 0x02, 0x00, }, /* 3 */ + { 0x02, 0x02, 0x02, 0x00, }, /* 4 and 5 */ + }; + u16 *vmid, *gain; + + u8 pdet_range; u16 tmp16; u32 tmp32; @@ -2561,7 +2578,71 @@ static void b43_nphy_workarounds_rev3plus(struct b43_wldev *dev) b43_ntab_write(dev, B43_NTAB16(8, 0), 2); b43_ntab_write(dev, B43_NTAB16(8, 16), 2); - /* TODO */ + if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) + pdet_range = sprom->fem.ghz2.pdet_range; + else + pdet_range = sprom->fem.ghz5.pdet_range; + vmid = vmids[min_t(u16, pdet_range, 4)]; + gain = gains[min_t(u16, pdet_range, 4)]; + switch (pdet_range) { + case 3: + if (!(dev->phy.rev >= 4 && + b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)) + break; + /* FALL THROUGH */ + case 0: + case 1: + b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x08), 4, vmid); + b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x18), 4, vmid); + b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x0c), 4, gain); + b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x1c), 4, gain); + break; + case 2: + if (dev->phy.rev >= 6) { + if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) + vmid[3] = 0x94; + else + vmid[3] = 0x8e; + gain[3] = 3; + } else if (dev->phy.rev == 5) { + vmid[3] = 0x84; + gain[3] = 2; + } + b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x08), 4, vmid); + b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x18), 4, vmid); + b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x0c), 4, gain); + b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x1c), 4, gain); + break; + case 4: + case 5: + if (b43_current_band(dev->wl) != IEEE80211_BAND_2GHZ) { + if (pdet_range == 4) { + vmid[3] = 0x8e; + tmp16 = 0x96; + gain[3] = 0x2; + } else { + vmid[3] = 0x89; + tmp16 = 0x89; + gain[3] = 0; + } + } else { + if (pdet_range == 4) { + vmid[3] = 0x89; + tmp16 = 0x8b; + gain[3] = 0x2; + } else { + vmid[3] = 0x74; + tmp16 = 0x70; + gain[3] = 0; + } + } + b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x08), 4, vmid); + b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x0c), 4, gain); + vmid[3] = tmp16; + b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x18), 4, vmid); + b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x1c), 4, gain); + break; + } b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_MAST_BIAS, 0x00); b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_MAST_BIAS, 0x00); -- cgit v1.2.3 From bc36e994a2ea97a28465db1c77d9f99bc8e38697 Mon Sep 17 00:00:00 2001 From: Rafał Miłecki Date: Sun, 20 Apr 2014 13:05:45 +0200 Subject: b43: N-PHY: random updates and typo fixes all around 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 | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) (limited to 'drivers/net/wireless/b43/phy_n.c') diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c index e9658ee7a229..cbeb299ec0da 100644 --- a/drivers/net/wireless/b43/phy_n.c +++ b/drivers/net/wireless/b43/phy_n.c @@ -419,7 +419,8 @@ static void b43_nphy_stay_in_carrier_search(struct b43_wldev *dev, bool enable) static const u16 clip[] = { 0xFFFF, 0xFFFF }; if (nphy->deaf_count++ == 0) { nphy->classifier_state = b43_nphy_classifier(dev, 0, 0); - b43_nphy_classifier(dev, 0x7, 0); + b43_nphy_classifier(dev, 0x7, + B43_NPHY_CLASSCTL_WAITEDEN); b43_nphy_read_clip_detection(dev, nphy->clip_state); b43_nphy_write_clip_detection(dev, clip); } @@ -1164,23 +1165,20 @@ static void b43_nphy_run_samples(struct b43_wldev *dev, u16 samps, u16 loops, u16 seq_mode; u32 tmp; - if (nphy->hang_avoid) - b43_nphy_stay_in_carrier_search(dev, true); + b43_nphy_stay_in_carrier_search(dev, true); if ((nphy->bb_mult_save & 0x80000000) == 0) { tmp = b43_ntab_read(dev, B43_NTAB16(15, 87)); nphy->bb_mult_save = (tmp & 0xFFFF) | 0x80000000; } + /* TODO: add modify_bbmult argument */ if (!dev->phy.is_40mhz) tmp = 0x6464; else tmp = 0x4747; b43_ntab_write(dev, B43_NTAB16(15, 87), tmp); - if (nphy->hang_avoid) - b43_nphy_stay_in_carrier_search(dev, false); - b43_phy_write(dev, B43_NPHY_SAMP_DEPCNT, (samps - 1)); if (loops != 0xFFFF) @@ -1213,6 +1211,8 @@ static void b43_nphy_run_samples(struct b43_wldev *dev, u16 samps, u16 loops, b43err(dev->wl, "run samples timeout\n"); b43_phy_write(dev, B43_NPHY_RFSEQMODE, seq_mode); + + b43_nphy_stay_in_carrier_search(dev, false); } /************************************************** @@ -1736,7 +1736,7 @@ static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev) b43_phy_set(dev, B43_NPHY_RFCTL_OVER, 0x1); b43_phy_set(dev, B43_NPHY_RFCTL_CMD, B43_NPHY_RFCTL_CMD_RXTX); - b43_phy_mask(dev, B43_NPHY_TXF_40CO_B1S1, ~0x1); + b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~0x1); for (i = 0; i < ARRAY_SIZE(regs_to_store); i++) b43_phy_write(dev, regs_to_store[i], saved_regs_phy[i]); @@ -2681,7 +2681,7 @@ static void b43_nphy_workarounds_rev3plus(struct b43_wldev *dev) /* Dropped probably-always-true condition */ b43_phy_write(dev, B43_NPHY_ED_CRS40ASSERTTHRESH0, 0x03eb); b43_phy_write(dev, B43_NPHY_ED_CRS40ASSERTTHRESH1, 0x03eb); - b43_phy_write(dev, B43_NPHY_ED_CRS40DEASSERTTHRESH1, 0x0341); + b43_phy_write(dev, B43_NPHY_ED_CRS40DEASSERTTHRESH0, 0x0341); b43_phy_write(dev, B43_NPHY_ED_CRS40DEASSERTTHRESH1, 0x0341); b43_phy_write(dev, B43_NPHY_ED_CRS20LASSERTTHRESH0, 0x042b); b43_phy_write(dev, B43_NPHY_ED_CRS20LASSERTTHRESH1, 0x042b); @@ -5205,7 +5205,7 @@ static int b43_phy_initn(struct b43_wldev *dev) b43_phy_write(dev, B43_NPHY_TXMACIF_HOLDOFF, 0x0015); b43_phy_write(dev, B43_NPHY_TXMACDELAY, 0x0320); if (phy->rev >= 3 && phy->rev <= 6) - b43_phy_write(dev, B43_NPHY_PLOAD_CSENSE_EXTLEN, 0x0014); + b43_phy_write(dev, B43_NPHY_PLOAD_CSENSE_EXTLEN, 0x0032); b43_nphy_tx_lp_fbw(dev); if (phy->rev >= 3) b43_nphy_spur_workaround(dev); -- cgit v1.2.3 From a6aa05d6e945d29855aec7bb653a99ff7adc674a Mon Sep 17 00:00:00 2001 From: Rafał Miłecki Date: Sun, 20 Apr 2014 13:05:46 +0200 Subject: b43: N-PHY: implement reading support for radio 0x2057 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Bit 0x200 has been noticed in the following log: radio_read(0x02ca) -> 0x0000 radio_write(0x00ca) <- 0x0080 Signed-off-by: Rafał Miłecki Signed-off-by: John W. Linville --- drivers/net/wireless/b43/phy_n.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'drivers/net/wireless/b43/phy_n.c') diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c index cbeb299ec0da..3d13e73520f8 100644 --- a/drivers/net/wireless/b43/phy_n.c +++ b/drivers/net/wireless/b43/phy_n.c @@ -5522,8 +5522,11 @@ static u16 b43_nphy_op_radio_read(struct b43_wldev *dev, u16 reg) { /* Register 1 is a 32-bit register. */ B43_WARN_ON(reg == 1); - /* N-PHY needs 0x100 for read access */ - reg |= 0x100; + + if (dev->phy.rev >= 7) + reg |= 0x200; /* Radio 0x2057 */ + else + reg |= 0x100; b43_write16(dev, B43_MMIO_RADIO_CONTROL, reg); return b43_read16(dev, B43_MMIO_RADIO_DATA_LOW); -- cgit v1.2.3 From 4256ba7754232a23cd082d58dcc72dc12d792ed6 Mon Sep 17 00:00:00 2001 From: Rafał Miłecki Date: Sun, 20 Apr 2014 13:05:47 +0200 Subject: b43: N-PHY: implement RF control INTC for revs 7+ 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 | 72 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 72 insertions(+) (limited to 'drivers/net/wireless/b43/phy_n.c') diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c index 3d13e73520f8..0d4067ef7586 100644 --- a/drivers/net/wireless/b43/phy_n.c +++ b/drivers/net/wireless/b43/phy_n.c @@ -257,6 +257,72 @@ static void b43_nphy_rf_ctl_override(struct b43_wldev *dev, u16 field, } } +static void b43_nphy_rf_ctl_intc_override_rev7(struct b43_wldev *dev, + enum n_intc_override intc_override, + u16 value, u8 core_sel) +{ + u16 reg, tmp, tmp2, val; + int core; + + for (core = 0; core < 2; core++) { + if ((core_sel == 1 && core != 0) || + (core_sel == 2 && core != 1)) + continue; + + reg = (core == 0) ? B43_NPHY_RFCTL_INTC1 : B43_NPHY_RFCTL_INTC2; + + switch (intc_override) { + case N_INTC_OVERRIDE_OFF: + b43_phy_write(dev, reg, 0); + b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX); + break; + case N_INTC_OVERRIDE_TRSW: + b43_phy_maskset(dev, reg, ~0xC0, value << 6); + b43_phy_set(dev, reg, 0x400); + + b43_phy_mask(dev, 0x2ff, ~0xC000 & 0xFFFF); + b43_phy_set(dev, 0x2ff, 0x2000); + b43_phy_set(dev, 0x2ff, 0x0001); + break; + case N_INTC_OVERRIDE_PA: + tmp = 0x0030; + if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) + val = value << 5; + else + val = value << 4; + b43_phy_maskset(dev, reg, ~tmp, val); + b43_phy_set(dev, reg, 0x1000); + break; + case N_INTC_OVERRIDE_EXT_LNA_PU: + if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) { + tmp = 0x0001; + tmp2 = 0x0004; + val = value; + } else { + tmp = 0x0004; + tmp2 = 0x0001; + val = value << 2; + } + b43_phy_maskset(dev, reg, ~tmp, val); + b43_phy_mask(dev, reg, ~tmp2); + break; + case N_INTC_OVERRIDE_EXT_LNA_GAIN: + if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) { + tmp = 0x0002; + tmp2 = 0x0008; + val = value << 1; + } else { + tmp = 0x0008; + tmp2 = 0x0002; + val = value << 3; + } + b43_phy_maskset(dev, reg, ~tmp, val); + b43_phy_mask(dev, reg, ~tmp2); + break; + } + } +} + /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlIntcOverride */ static void b43_nphy_rf_ctl_intc_override(struct b43_wldev *dev, enum n_intc_override intc_override, @@ -265,6 +331,12 @@ static void b43_nphy_rf_ctl_intc_override(struct b43_wldev *dev, u8 i, j; u16 reg, tmp, val; + if (dev->phy.rev >= 7) { + b43_nphy_rf_ctl_intc_override_rev7(dev, intc_override, value, + core); + return; + } + B43_WARN_ON(dev->phy.rev < 3); for (i = 0; i < 2; i++) { -- cgit v1.2.3 From 97e2a1a1e477b0109eb943aa339bfc451e895025 Mon Sep 17 00:00:00 2001 From: Rafał Miłecki Date: Sun, 20 Apr 2014 13:05:48 +0200 Subject: b43: N-PHY: prepare for rev 7+ RSSI calibration MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Mostly just add place for future code Signed-off-by: Rafał Miłecki Signed-off-by: John W. Linville --- drivers/net/wireless/b43/phy_n.c | 72 ++++++++++++++++++++++++++++++---------- 1 file changed, 54 insertions(+), 18 deletions(-) (limited to 'drivers/net/wireless/b43/phy_n.c') diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c index 0d4067ef7586..291b38c45420 100644 --- a/drivers/net/wireless/b43/phy_n.c +++ b/drivers/net/wireless/b43/phy_n.c @@ -1660,8 +1660,8 @@ static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev) struct b43_phy_n *nphy = dev->phy.n; u16 saved_regs_phy_rfctl[2]; - u16 saved_regs_phy[13]; - u16 regs_to_store[] = { + u16 saved_regs_phy[22]; + u16 regs_to_store_rev3[] = { B43_NPHY_AFECTL_OVER1, B43_NPHY_AFECTL_OVER, B43_NPHY_AFECTL_C1, B43_NPHY_AFECTL_C2, B43_NPHY_TXF_40CO_B1S1, B43_NPHY_RFCTL_OVER, @@ -1670,6 +1670,20 @@ static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev) B43_NPHY_RFCTL_LUT_TRSW_UP1, B43_NPHY_RFCTL_LUT_TRSW_UP2, B43_NPHY_RFCTL_RSSIO1, B43_NPHY_RFCTL_RSSIO2 }; + u16 regs_to_store_rev7[] = { + B43_NPHY_AFECTL_OVER1, B43_NPHY_AFECTL_OVER, + B43_NPHY_AFECTL_C1, B43_NPHY_AFECTL_C2, + B43_NPHY_TXF_40CO_B1S1, B43_NPHY_RFCTL_OVER, + 0x342, 0x343, 0x346, 0x347, + 0x2ff, + B43_NPHY_TXF_40CO_B1S0, B43_NPHY_TXF_40CO_B32S1, + B43_NPHY_RFCTL_CMD, + B43_NPHY_RFCTL_LUT_TRSW_UP1, B43_NPHY_RFCTL_LUT_TRSW_UP2, + 0x340, 0x341, 0x344, 0x345, + B43_NPHY_RFCTL_RSSIO1, B43_NPHY_RFCTL_RSSIO2 + }; + u16 *regs_to_store; + int regs_amount; u16 class; @@ -1689,6 +1703,15 @@ static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev) u8 rx_core_state; int core, i, j, vcm; + if (dev->phy.rev >= 7) { + regs_to_store = regs_to_store_rev7; + regs_amount = ARRAY_SIZE(regs_to_store_rev7); + } else { + regs_to_store = regs_to_store_rev3; + regs_amount = ARRAY_SIZE(regs_to_store_rev3); + } + BUG_ON(regs_amount > ARRAY_SIZE(saved_regs_phy)); + class = b43_nphy_classifier(dev, 0, 0); b43_nphy_classifier(dev, 7, 4); b43_nphy_read_clip_detection(dev, clip_state); @@ -1696,22 +1719,29 @@ static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev) saved_regs_phy_rfctl[0] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1); saved_regs_phy_rfctl[1] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2); - for (i = 0; i < ARRAY_SIZE(regs_to_store); i++) + for (i = 0; i < regs_amount; i++) saved_regs_phy[i] = b43_phy_read(dev, regs_to_store[i]); b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_OFF, 0, 7); b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_TRSW, 1, 7); - b43_nphy_rf_ctl_override(dev, 0x1, 0, 0, false); - b43_nphy_rf_ctl_override(dev, 0x2, 1, 0, false); - b43_nphy_rf_ctl_override(dev, 0x80, 1, 0, false); - b43_nphy_rf_ctl_override(dev, 0x40, 1, 0, false); - - if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) { - b43_nphy_rf_ctl_override(dev, 0x20, 0, 0, false); - b43_nphy_rf_ctl_override(dev, 0x10, 1, 0, false); + + if (dev->phy.rev >= 7) { + /* TODO */ + if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) { + } else { + } } else { - b43_nphy_rf_ctl_override(dev, 0x10, 0, 0, false); - b43_nphy_rf_ctl_override(dev, 0x20, 1, 0, false); + b43_nphy_rf_ctl_override(dev, 0x1, 0, 0, false); + b43_nphy_rf_ctl_override(dev, 0x2, 1, 0, false); + b43_nphy_rf_ctl_override(dev, 0x80, 1, 0, false); + b43_nphy_rf_ctl_override(dev, 0x40, 1, 0, false); + if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) { + b43_nphy_rf_ctl_override(dev, 0x20, 0, 0, false); + b43_nphy_rf_ctl_override(dev, 0x10, 1, 0, false); + } else { + b43_nphy_rf_ctl_override(dev, 0x10, 0, 0, false); + b43_nphy_rf_ctl_override(dev, 0x20, 1, 0, false); + } } rx_core_state = b43_nphy_get_rx_core_state(dev); @@ -1726,8 +1756,11 @@ static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev) /* Grab RSSI results for every possible VCM */ for (vcm = 0; vcm < 8; vcm++) { - b43_radio_maskset(dev, r | B2056_RX_RSSI_MISC, 0xE3, - vcm << 2); + if (dev->phy.rev >= 7) + ; + else + b43_radio_maskset(dev, r | B2056_RX_RSSI_MISC, + 0xE3, vcm << 2); b43_nphy_poll_rssi(dev, N_RSSI_NB, results[vcm], 8); } @@ -1754,8 +1787,11 @@ static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev) } /* Select the best VCM */ - b43_radio_maskset(dev, r | B2056_RX_RSSI_MISC, 0xE3, - vcm_final << 2); + if (dev->phy.rev >= 7) + ; + else + b43_radio_maskset(dev, r | B2056_RX_RSSI_MISC, + 0xE3, vcm_final << 2); for (i = 0; i < 4; i++) { if (core != i / 2) @@ -1810,7 +1846,7 @@ static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev) b43_phy_set(dev, B43_NPHY_RFCTL_CMD, B43_NPHY_RFCTL_CMD_RXTX); b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~0x1); - for (i = 0; i < ARRAY_SIZE(regs_to_store); i++) + for (i = 0; i < regs_amount; i++) b43_phy_write(dev, regs_to_store[i], saved_regs_phy[i]); /* Store for future configuration */ -- cgit v1.2.3 From 557579279f5f783fa86295cf767a19f9e98bb62d Mon Sep 17 00:00:00 2001 From: Rafał Miłecki Date: Sun, 20 Apr 2014 13:05:51 +0200 Subject: b43: N-PHY: enable forgotten write of hw power adjust table MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We've implemented table calculation, but forgot to enable writing it in power setup function. By the way document table layout. Signed-off-by: Rafał Miłecki Signed-off-by: John W. Linville --- drivers/net/wireless/b43/phy_n.c | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) (limited to 'drivers/net/wireless/b43/phy_n.c') diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c index 291b38c45420..482b31210d28 100644 --- a/drivers/net/wireless/b43/phy_n.c +++ b/drivers/net/wireless/b43/phy_n.c @@ -3400,6 +3400,20 @@ static void b43_nphy_tx_prepare_adjusted_power_table(struct b43_wldev *dev) u8 idx, delta; u8 i, stf_mode; + /* Array adj_pwr_tbl corresponds to the hardware table. It consists of + * 21 groups, each containing 4 entries. + * + * First group has entries for CCK modulation. + * The rest of groups has 1 entry per modulation (SISO, CDD, STBC, SDM). + * + * Group 0 is for CCK + * Groups 1..4 use BPSK (group per coding rate) + * Groups 5..8 use QPSK (group per coding rate) + * Groups 9..12 use 16-QAM (group per coding rate) + * Groups 13..16 use 64-QAM (group per coding rate) + * Groups 17..20 are unknown + */ + for (i = 0; i < 4; i++) nphy->adj_pwr_tbl[i] = nphy->tx_power_offset[i]; @@ -3598,10 +3612,8 @@ static void b43_nphy_tx_power_ctl_setup(struct b43_wldev *dev) } b43_nphy_tx_prepare_adjusted_power_table(dev); - /* b43_ntab_write_bulk(dev, B43_NTAB16(26, 64), 84, nphy->adj_pwr_tbl); b43_ntab_write_bulk(dev, B43_NTAB16(27, 64), 84, nphy->adj_pwr_tbl); - */ if (nphy->hang_avoid) b43_nphy_stay_in_carrier_search(dev, false); -- cgit v1.2.3 From b88cdde917d8cb11b02f90c20cb09366026a72de Mon Sep 17 00:00:00 2001 From: Rafał Miłecki Date: Sat, 26 Apr 2014 20:56:05 +0200 Subject: b43: N-PHY: complete radio 0x2056 setup 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 | 32 +++++++++++++++++++++++++++----- 1 file changed, 27 insertions(+), 5 deletions(-) (limited to 'drivers/net/wireless/b43/phy_n.c') diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c index 482b31210d28..41dab89a2942 100644 --- a/drivers/net/wireless/b43/phy_n.c +++ b/drivers/net/wireless/b43/phy_n.c @@ -807,9 +807,16 @@ static void b43_radio_2056_setup(struct b43_wldev *dev, u16 bias, cbias; u16 pag_boost, padg_boost, pgag_boost, mixg_boost; u16 paa_boost, pada_boost, pgaa_boost, mixa_boost; + bool is_pkg_fab_smic; B43_WARN_ON(dev->phy.rev < 3); + is_pkg_fab_smic = + ((dev->dev->chip_id == BCMA_CHIP_ID_BCM43224 || + dev->dev->chip_id == BCMA_CHIP_ID_BCM43225 || + dev->dev->chip_id == BCMA_CHIP_ID_BCM43421) && + dev->dev->chip_pkg == BCMA_PKG_ID_BCM43224_FAB_SMIC); + b43_chantab_radio_2056_upload(dev, e); b2056_upload_syn_pll_cp2(dev, band == IEEE80211_BAND_5GHZ); @@ -817,7 +824,8 @@ static void b43_radio_2056_setup(struct b43_wldev *dev, b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) { b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER1, 0x1F); b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER2, 0x1F); - if (dev->dev->chip_id == 0x4716) { + if (dev->dev->chip_id == BCMA_CHIP_ID_BCM4716 || + dev->dev->chip_id == BCMA_CHIP_ID_BCM47162) { b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4, 0x14); b43_radio_write(dev, B2056_SYN_PLL_CP2, 0); } else { @@ -825,6 +833,13 @@ static void b43_radio_2056_setup(struct b43_wldev *dev, b43_radio_write(dev, B2056_SYN_PLL_CP2, 0x14); } } + if (sprom->boardflags2_hi & B43_BFH2_GPLL_WAR2 && + b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) { + b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER1, 0x1f); + b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER2, 0x1f); + b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4, 0x0b); + b43_radio_write(dev, B2056_SYN_PLL_CP2, 0x20); + } if (sprom->boardflags2_lo & B43_BFL2_APLL_WAR && b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) { b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER1, 0x1F); @@ -840,7 +855,8 @@ static void b43_radio_2056_setup(struct b43_wldev *dev, b43_radio_write(dev, offset | B2056_TX_PADG_IDAC, 0xcc); - if (dev->dev->chip_id == 0x4716) { + if (dev->dev->chip_id == BCMA_CHIP_ID_BCM4716 || + dev->dev->chip_id == BCMA_CHIP_ID_BCM47162) { bias = 0x40; cbias = 0x45; pag_boost = 0x5; @@ -849,6 +865,10 @@ static void b43_radio_2056_setup(struct b43_wldev *dev, } else { bias = 0x25; cbias = 0x20; + if (is_pkg_fab_smic) { + bias = 0x2a; + cbias = 0x38; + } pag_boost = 0x4; pgag_boost = 0x03; mixg_boost = 0x65; @@ -917,6 +937,8 @@ static void b43_radio_2056_setup(struct b43_wldev *dev, mixa_boost = 0xF; } + cbias = is_pkg_fab_smic ? 0x35 : 0x30; + for (i = 0; i < 2; i++) { offset = i ? B2056_TX1 : B2056_TX0; @@ -935,11 +957,11 @@ static void b43_radio_2056_setup(struct b43_wldev *dev, b43_radio_write(dev, offset | B2056_TX_PADA_CASCBIAS, 0x03); b43_radio_write(dev, - offset | B2056_TX_INTPAA_IAUX_STAT, 0x50); + offset | B2056_TX_INTPAA_IAUX_STAT, 0x30); b43_radio_write(dev, - offset | B2056_TX_INTPAA_IMAIN_STAT, 0x50); + offset | B2056_TX_INTPAA_IMAIN_STAT, 0x30); b43_radio_write(dev, - offset | B2056_TX_INTPAA_CASCBIAS, 0x30); + offset | B2056_TX_INTPAA_CASCBIAS, cbias); } } -- cgit v1.2.3 From 90e569d1955e6678f089cd9f7a9a61c1ae27519b Mon Sep 17 00:00:00 2001 From: Rafał Miłecki Date: Tue, 27 May 2014 22:07:32 +0200 Subject: b43: N-PHY: optimize init by doing some ops just once 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 | 11 +---- drivers/net/wireless/b43/phy_n.h | 1 - drivers/net/wireless/b43/tables_nphy.c | 80 ++++++++++++++++++---------------- 3 files changed, 44 insertions(+), 48 deletions(-) (limited to 'drivers/net/wireless/b43/phy_n.c') diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c index 41dab89a2942..98ff8060f526 100644 --- a/drivers/net/wireless/b43/phy_n.c +++ b/drivers/net/wireless/b43/phy_n.c @@ -700,13 +700,11 @@ static void b43_radio_2057_init_post(struct b43_wldev *dev) b43_radio_mask(dev, R2057_RFPLL_MISC_CAL_RESETN, ~0x78); b43_radio_mask(dev, R2057_XTAL_CONFIG2, ~0x80); - if (dev->phy.n->init_por) { + if (dev->phy.do_full_init) { b43_radio_2057_rcal(dev); b43_radio_2057_rccal(dev); } b43_radio_mask(dev, R2057_RFPLL_MASTER, ~0x8); - - dev->phy.n->init_por = false; } /* http://bcm-v4.sipsolutions.net/802.11/Radio/2057/Init */ @@ -1028,7 +1026,7 @@ static void b43_radio_init2056_post(struct b43_wldev *dev) b43_radio_mask(dev, B2056_SYN_COM_RESET, ~0x2); b43_radio_mask(dev, B2056_SYN_PLL_MAST2, ~0xFC); b43_radio_mask(dev, B2056_SYN_RCCAL_CTRL0, ~0x1); - if (dev->phy.n->init_por) + if (dev->phy.do_full_init) b43_radio_2056_rcal(dev); } @@ -1041,8 +1039,6 @@ static void b43_radio_init2056(struct b43_wldev *dev) b43_radio_init2056_pre(dev); b2056_upload_inittabs(dev, 0, 0); b43_radio_init2056_post(dev); - - dev->phy.n->init_por = false; } /************************************************** @@ -5561,7 +5557,6 @@ static void b43_nphy_op_prepare_structs(struct b43_wldev *dev) nphy->hang_avoid = (phy->rev == 3 || phy->rev == 4); nphy->spur_avoid = (phy->rev >= 3) ? B43_SPUR_AVOID_AUTO : B43_SPUR_AVOID_DISABLE; - nphy->init_por = true; nphy->gain_boost = true; /* this way we follow wl, assume it is true */ nphy->txrx_chain = 2; /* sth different than 0 and 1 for now */ nphy->phyrxchain = 3; /* to avoid b43_nphy_set_rx_core_state like wl */ @@ -5602,8 +5597,6 @@ static void b43_nphy_op_prepare_structs(struct b43_wldev *dev) nphy->ipa2g_on = sprom->fem.ghz2.extpa_gain == 2; nphy->ipa5g_on = sprom->fem.ghz5.extpa_gain == 2; } - - nphy->init_por = true; } static void b43_nphy_op_free(struct b43_wldev *dev) diff --git a/drivers/net/wireless/b43/phy_n.h b/drivers/net/wireless/b43/phy_n.h index 9a5b6bc27d24..ecfbf66dbc3b 100644 --- a/drivers/net/wireless/b43/phy_n.h +++ b/drivers/net/wireless/b43/phy_n.h @@ -931,7 +931,6 @@ struct b43_phy_n { u16 papd_epsilon_offset[2]; s32 preamble_override; u32 bb_mult_save; - bool init_por; bool gain_boost; bool elna_gain_config; diff --git a/drivers/net/wireless/b43/tables_nphy.c b/drivers/net/wireless/b43/tables_nphy.c index 50d03ffeac8c..4047c05e3807 100644 --- a/drivers/net/wireless/b43/tables_nphy.c +++ b/drivers/net/wireless/b43/tables_nphy.c @@ -3042,30 +3042,32 @@ static void b43_nphy_tables_init_rev3(struct b43_wldev *dev) antswlut = sprom->fem.ghz2.antswlut; /* Static tables */ - ntab_upload(dev, B43_NTAB_FRAMESTRUCT_R3, b43_ntab_framestruct_r3); - ntab_upload(dev, B43_NTAB_PILOT_R3, b43_ntab_pilot_r3); - ntab_upload(dev, B43_NTAB_TMAP_R3, b43_ntab_tmap_r3); - ntab_upload(dev, B43_NTAB_INTLEVEL_R3, b43_ntab_intlevel_r3); - ntab_upload(dev, B43_NTAB_TDTRN_R3, b43_ntab_tdtrn_r3); - ntab_upload(dev, B43_NTAB_NOISEVAR_R3, b43_ntab_noisevar_r3); - ntab_upload(dev, B43_NTAB_MCS_R3, b43_ntab_mcs_r3); - ntab_upload(dev, B43_NTAB_TDI20A0_R3, b43_ntab_tdi20a0_r3); - ntab_upload(dev, B43_NTAB_TDI20A1_R3, b43_ntab_tdi20a1_r3); - ntab_upload(dev, B43_NTAB_TDI40A0_R3, b43_ntab_tdi40a0_r3); - ntab_upload(dev, B43_NTAB_TDI40A1_R3, b43_ntab_tdi40a1_r3); - ntab_upload(dev, B43_NTAB_PILOTLT_R3, b43_ntab_pilotlt_r3); - ntab_upload(dev, B43_NTAB_CHANEST_R3, b43_ntab_channelest_r3); - ntab_upload(dev, B43_NTAB_FRAMELT_R3, b43_ntab_framelookup_r3); - ntab_upload(dev, B43_NTAB_C0_ESTPLT_R3, b43_ntab_estimatepowerlt0_r3); - ntab_upload(dev, B43_NTAB_C1_ESTPLT_R3, b43_ntab_estimatepowerlt1_r3); - ntab_upload(dev, B43_NTAB_C0_ADJPLT_R3, b43_ntab_adjustpower0_r3); - ntab_upload(dev, B43_NTAB_C1_ADJPLT_R3, b43_ntab_adjustpower1_r3); - ntab_upload(dev, B43_NTAB_C0_GAINCTL_R3, b43_ntab_gainctl0_r3); - ntab_upload(dev, B43_NTAB_C1_GAINCTL_R3, b43_ntab_gainctl1_r3); - ntab_upload(dev, B43_NTAB_C0_IQLT_R3, b43_ntab_iqlt0_r3); - ntab_upload(dev, B43_NTAB_C1_IQLT_R3, b43_ntab_iqlt1_r3); - ntab_upload(dev, B43_NTAB_C0_LOFEEDTH_R3, b43_ntab_loftlt0_r3); - ntab_upload(dev, B43_NTAB_C1_LOFEEDTH_R3, b43_ntab_loftlt1_r3); + if (dev->phy.do_full_init) { + ntab_upload(dev, B43_NTAB_FRAMESTRUCT_R3, b43_ntab_framestruct_r3); + ntab_upload(dev, B43_NTAB_PILOT_R3, b43_ntab_pilot_r3); + ntab_upload(dev, B43_NTAB_TMAP_R3, b43_ntab_tmap_r3); + ntab_upload(dev, B43_NTAB_INTLEVEL_R3, b43_ntab_intlevel_r3); + ntab_upload(dev, B43_NTAB_TDTRN_R3, b43_ntab_tdtrn_r3); + ntab_upload(dev, B43_NTAB_NOISEVAR_R3, b43_ntab_noisevar_r3); + ntab_upload(dev, B43_NTAB_MCS_R3, b43_ntab_mcs_r3); + ntab_upload(dev, B43_NTAB_TDI20A0_R3, b43_ntab_tdi20a0_r3); + ntab_upload(dev, B43_NTAB_TDI20A1_R3, b43_ntab_tdi20a1_r3); + ntab_upload(dev, B43_NTAB_TDI40A0_R3, b43_ntab_tdi40a0_r3); + ntab_upload(dev, B43_NTAB_TDI40A1_R3, b43_ntab_tdi40a1_r3); + ntab_upload(dev, B43_NTAB_PILOTLT_R3, b43_ntab_pilotlt_r3); + ntab_upload(dev, B43_NTAB_CHANEST_R3, b43_ntab_channelest_r3); + ntab_upload(dev, B43_NTAB_FRAMELT_R3, b43_ntab_framelookup_r3); + ntab_upload(dev, B43_NTAB_C0_ESTPLT_R3, b43_ntab_estimatepowerlt0_r3); + ntab_upload(dev, B43_NTAB_C1_ESTPLT_R3, b43_ntab_estimatepowerlt1_r3); + ntab_upload(dev, B43_NTAB_C0_ADJPLT_R3, b43_ntab_adjustpower0_r3); + ntab_upload(dev, B43_NTAB_C1_ADJPLT_R3, b43_ntab_adjustpower1_r3); + ntab_upload(dev, B43_NTAB_C0_GAINCTL_R3, b43_ntab_gainctl0_r3); + ntab_upload(dev, B43_NTAB_C1_GAINCTL_R3, b43_ntab_gainctl1_r3); + ntab_upload(dev, B43_NTAB_C0_IQLT_R3, b43_ntab_iqlt0_r3); + ntab_upload(dev, B43_NTAB_C1_IQLT_R3, b43_ntab_iqlt1_r3); + ntab_upload(dev, B43_NTAB_C0_LOFEEDTH_R3, b43_ntab_loftlt0_r3); + ntab_upload(dev, B43_NTAB_C1_LOFEEDTH_R3, b43_ntab_loftlt1_r3); + } /* Volatile tables */ if (antswlut < ARRAY_SIZE(b43_ntab_antswctl_r3)) @@ -3078,20 +3080,22 @@ static void b43_nphy_tables_init_rev3(struct b43_wldev *dev) static void b43_nphy_tables_init_rev0(struct b43_wldev *dev) { /* Static tables */ - ntab_upload(dev, B43_NTAB_FRAMESTRUCT, b43_ntab_framestruct); - ntab_upload(dev, B43_NTAB_FRAMELT, b43_ntab_framelookup); - ntab_upload(dev, B43_NTAB_TMAP, b43_ntab_tmap); - ntab_upload(dev, B43_NTAB_TDTRN, b43_ntab_tdtrn); - ntab_upload(dev, B43_NTAB_INTLEVEL, b43_ntab_intlevel); - ntab_upload(dev, B43_NTAB_PILOT, b43_ntab_pilot); - ntab_upload(dev, B43_NTAB_TDI20A0, b43_ntab_tdi20a0); - ntab_upload(dev, B43_NTAB_TDI20A1, b43_ntab_tdi20a1); - ntab_upload(dev, B43_NTAB_TDI40A0, b43_ntab_tdi40a0); - ntab_upload(dev, B43_NTAB_TDI40A1, b43_ntab_tdi40a1); - ntab_upload(dev, B43_NTAB_CHANEST, b43_ntab_channelest); - ntab_upload(dev, B43_NTAB_MCS, b43_ntab_mcs); - ntab_upload(dev, B43_NTAB_NOISEVAR10, b43_ntab_noisevar10); - ntab_upload(dev, B43_NTAB_NOISEVAR11, b43_ntab_noisevar11); + if (dev->phy.do_full_init) { + ntab_upload(dev, B43_NTAB_FRAMESTRUCT, b43_ntab_framestruct); + ntab_upload(dev, B43_NTAB_FRAMELT, b43_ntab_framelookup); + ntab_upload(dev, B43_NTAB_TMAP, b43_ntab_tmap); + ntab_upload(dev, B43_NTAB_TDTRN, b43_ntab_tdtrn); + ntab_upload(dev, B43_NTAB_INTLEVEL, b43_ntab_intlevel); + ntab_upload(dev, B43_NTAB_PILOT, b43_ntab_pilot); + ntab_upload(dev, B43_NTAB_TDI20A0, b43_ntab_tdi20a0); + ntab_upload(dev, B43_NTAB_TDI20A1, b43_ntab_tdi20a1); + ntab_upload(dev, B43_NTAB_TDI40A0, b43_ntab_tdi40a0); + ntab_upload(dev, B43_NTAB_TDI40A1, b43_ntab_tdi40a1); + ntab_upload(dev, B43_NTAB_CHANEST, b43_ntab_channelest); + ntab_upload(dev, B43_NTAB_MCS, b43_ntab_mcs); + ntab_upload(dev, B43_NTAB_NOISEVAR10, b43_ntab_noisevar10); + ntab_upload(dev, B43_NTAB_NOISEVAR11, b43_ntab_noisevar11); + } /* Volatile tables */ ntab_upload(dev, B43_NTAB_BDI, b43_ntab_bdi); -- cgit v1.2.3 From 6fe551434c0844fb82785086bdbac312744a22d2 Mon Sep 17 00:00:00 2001 From: Rafał Miłecki Date: Tue, 27 May 2014 22:07:33 +0200 Subject: b43: N-PHY: optimize radio switching on/off MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Broadcom's wl 6.30.223.141 has some optimizations for radios 0x205[67]. Signed-off-by: Rafał Miłecki Signed-off-by: John W. Linville --- drivers/net/wireless/b43/main.c | 4 +++- drivers/net/wireless/b43/phy_n.c | 6 ++++-- 2 files changed, 7 insertions(+), 3 deletions(-) (limited to 'drivers/net/wireless/b43/phy_n.c') diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index bf279170b483..32538ac5f7e4 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -3742,7 +3742,9 @@ static int b43_switch_band(struct b43_wldev *dev, b43dbg(dev->wl, "Switching to %s GHz band\n", band_to_string(chan->band)); - b43_software_rfkill(dev, true); + /* Some new devices don't need disabling radio for band switching */ + if (!(phy->type == B43_PHYTYPE_N && phy->rev >= 3)) + b43_software_rfkill(dev, true); phy->gmode = gmode; b43_phy_put_into_reset(dev); diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c index 98ff8060f526..86569f6a8705 100644 --- a/drivers/net/wireless/b43/phy_n.c +++ b/drivers/net/wireless/b43/phy_n.c @@ -5707,10 +5707,12 @@ static void b43_nphy_op_software_rfkill(struct b43_wldev *dev, } } else { if (dev->phy.rev >= 7) { - b43_radio_2057_init(dev); + if (!dev->phy.radio_on) + b43_radio_2057_init(dev); b43_switch_channel(dev, dev->phy.channel); } else if (dev->phy.rev >= 3) { - b43_radio_init2056(dev); + if (!dev->phy.radio_on) + b43_radio_init2056(dev); b43_switch_channel(dev, dev->phy.channel); } else { b43_radio_init2055(dev); -- cgit v1.2.3