| // SPDX-License-Identifier: GPL-2.0-or-later |
| /* |
| |
| Broadcom B43 wireless driver |
| IEEE 802.11n PHY support |
| |
| Copyright (c) 2008 Michael Buesch <m@bues.ch> |
| Copyright (c) 2010-2011 Rafał Miłecki <zajec5@gmail.com> |
| |
| |
| */ |
| |
| #include <linux/cordic.h> |
| #include <linux/delay.h> |
| #include <linux/slab.h> |
| #include <linux/types.h> |
| |
| #include "b43.h" |
| #include "phy_n.h" |
| #include "tables_nphy.h" |
| #include "radio_2055.h" |
| #include "radio_2056.h" |
| #include "radio_2057.h" |
| #include "main.h" |
| #include "ppr.h" |
| |
| struct nphy_txgains { |
| u16 tx_lpf[2]; |
| u16 txgm[2]; |
| u16 pga[2]; |
| u16 pad[2]; |
| u16 ipa[2]; |
| }; |
| |
| struct nphy_iqcal_params { |
| u16 tx_lpf; |
| u16 txgm; |
| u16 pga; |
| u16 pad; |
| u16 ipa; |
| u16 cal_gain; |
| u16 ncorr[5]; |
| }; |
| |
| struct nphy_iq_est { |
| s32 iq0_prod; |
| u32 i0_pwr; |
| u32 q0_pwr; |
| s32 iq1_prod; |
| u32 i1_pwr; |
| u32 q1_pwr; |
| }; |
| |
| enum b43_nphy_rf_sequence { |
| B43_RFSEQ_RX2TX, |
| B43_RFSEQ_TX2RX, |
| B43_RFSEQ_RESET2RX, |
| B43_RFSEQ_UPDATE_GAINH, |
| B43_RFSEQ_UPDATE_GAINL, |
| B43_RFSEQ_UPDATE_GAINU, |
| }; |
| |
| enum n_rf_ctl_over_cmd { |
| N_RF_CTL_OVER_CMD_RXRF_PU = 0, |
| N_RF_CTL_OVER_CMD_RX_PU = 1, |
| N_RF_CTL_OVER_CMD_TX_PU = 2, |
| N_RF_CTL_OVER_CMD_RX_GAIN = 3, |
| N_RF_CTL_OVER_CMD_TX_GAIN = 4, |
| }; |
| |
| enum n_intc_override { |
| N_INTC_OVERRIDE_OFF = 0, |
| N_INTC_OVERRIDE_TRSW = 1, |
| N_INTC_OVERRIDE_PA = 2, |
| N_INTC_OVERRIDE_EXT_LNA_PU = 3, |
| N_INTC_OVERRIDE_EXT_LNA_GAIN = 4, |
| }; |
| |
| enum n_rssi_type { |
| N_RSSI_W1 = 0, |
| N_RSSI_W2, |
| N_RSSI_NB, |
| N_RSSI_IQ, |
| N_RSSI_TSSI_2G, |
| N_RSSI_TSSI_5G, |
| N_RSSI_TBD, |
| }; |
| |
| enum n_rail_type { |
| N_RAIL_I = 0, |
| N_RAIL_Q = 1, |
| }; |
| |
| static inline bool b43_nphy_ipa(struct b43_wldev *dev) |
| { |
| enum nl80211_band band = b43_current_band(dev->wl); |
| return ((dev->phy.n->ipa2g_on && band == NL80211_BAND_2GHZ) || |
| (dev->phy.n->ipa5g_on && band == NL80211_BAND_5GHZ)); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxCoreGetState */ |
| static u8 b43_nphy_get_rx_core_state(struct b43_wldev *dev) |
| { |
| return (b43_phy_read(dev, B43_NPHY_RFSEQCA) & B43_NPHY_RFSEQCA_RXEN) >> |
| B43_NPHY_RFSEQCA_RXEN_SHIFT; |
| } |
| |
| /************************************************** |
| * RF (just without b43_nphy_rf_ctl_intc_override) |
| **************************************************/ |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ForceRFSeq */ |
| static void b43_nphy_force_rf_sequence(struct b43_wldev *dev, |
| enum b43_nphy_rf_sequence seq) |
| { |
| static const u16 trigger[] = { |
| [B43_RFSEQ_RX2TX] = B43_NPHY_RFSEQTR_RX2TX, |
| [B43_RFSEQ_TX2RX] = B43_NPHY_RFSEQTR_TX2RX, |
| [B43_RFSEQ_RESET2RX] = B43_NPHY_RFSEQTR_RST2RX, |
| [B43_RFSEQ_UPDATE_GAINH] = B43_NPHY_RFSEQTR_UPGH, |
| [B43_RFSEQ_UPDATE_GAINL] = B43_NPHY_RFSEQTR_UPGL, |
| [B43_RFSEQ_UPDATE_GAINU] = B43_NPHY_RFSEQTR_UPGU, |
| }; |
| int i; |
| u16 seq_mode = b43_phy_read(dev, B43_NPHY_RFSEQMODE); |
| |
| B43_WARN_ON(seq >= ARRAY_SIZE(trigger)); |
| |
| b43_phy_set(dev, B43_NPHY_RFSEQMODE, |
| B43_NPHY_RFSEQMODE_CAOVER | B43_NPHY_RFSEQMODE_TROVER); |
| b43_phy_set(dev, B43_NPHY_RFSEQTR, trigger[seq]); |
| for (i = 0; i < 200; i++) { |
| if (!(b43_phy_read(dev, B43_NPHY_RFSEQST) & trigger[seq])) |
| goto ok; |
| msleep(1); |
| } |
| b43err(dev->wl, "RF sequence status timeout\n"); |
| ok: |
| b43_phy_write(dev, B43_NPHY_RFSEQMODE, seq_mode); |
| } |
| |
| static void b43_nphy_rf_ctl_override_rev19(struct b43_wldev *dev, u16 field, |
| u16 value, u8 core, bool off, |
| u8 override_id) |
| { |
| /* TODO */ |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlOverrideRev7 */ |
| static void b43_nphy_rf_ctl_override_rev7(struct b43_wldev *dev, u16 field, |
| u16 value, u8 core, bool off, |
| u8 override) |
| { |
| struct b43_phy *phy = &dev->phy; |
| const struct nphy_rf_control_override_rev7 *e; |
| u16 en_addrs[3][2] = { |
| { 0x0E7, 0x0EC }, { 0x342, 0x343 }, { 0x346, 0x347 } |
| }; |
| u16 en_addr; |
| u16 en_mask = field; |
| u16 val_addr; |
| u8 i; |
| |
| if (phy->rev >= 19 || phy->rev < 3) { |
| B43_WARN_ON(1); |
| return; |
| } |
| |
| /* Remember: we can get NULL! */ |
| e = b43_nphy_get_rf_ctl_over_rev7(dev, field, override); |
| |
| for (i = 0; i < 2; i++) { |
| if (override >= ARRAY_SIZE(en_addrs)) { |
| b43err(dev->wl, "Invalid override value %d\n", override); |
| return; |
| } |
| en_addr = en_addrs[override][i]; |
| |
| if (e) |
| val_addr = (i == 0) ? e->val_addr_core0 : e->val_addr_core1; |
| |
| if (off) { |
| b43_phy_mask(dev, en_addr, ~en_mask); |
| if (e) /* Do it safer, better than wl */ |
| b43_phy_mask(dev, val_addr, ~e->val_mask); |
| } else { |
| if (!core || (core & (1 << i))) { |
| b43_phy_set(dev, en_addr, en_mask); |
| if (e) |
| b43_phy_maskset(dev, val_addr, ~e->val_mask, (value << e->val_shift)); |
| } |
| } |
| } |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlOverideOneToMany */ |
| static void b43_nphy_rf_ctl_override_one_to_many(struct b43_wldev *dev, |
| enum n_rf_ctl_over_cmd cmd, |
| u16 value, u8 core, bool off) |
| { |
| struct b43_phy *phy = &dev->phy; |
| u16 tmp; |
| |
| B43_WARN_ON(phy->rev < 7); |
| |
| switch (cmd) { |
| case N_RF_CTL_OVER_CMD_RXRF_PU: |
| b43_nphy_rf_ctl_override_rev7(dev, 0x20, value, core, off, 1); |
| b43_nphy_rf_ctl_override_rev7(dev, 0x10, value, core, off, 1); |
| b43_nphy_rf_ctl_override_rev7(dev, 0x08, value, core, off, 1); |
| break; |
| case N_RF_CTL_OVER_CMD_RX_PU: |
| b43_nphy_rf_ctl_override_rev7(dev, 0x4, value, core, off, 1); |
| b43_nphy_rf_ctl_override_rev7(dev, 0x2, value, core, off, 1); |
| b43_nphy_rf_ctl_override_rev7(dev, 0x1, value, core, off, 1); |
| b43_nphy_rf_ctl_override_rev7(dev, 0x2, value, core, off, 2); |
| b43_nphy_rf_ctl_override_rev7(dev, 0x0800, 0, core, off, 1); |
| break; |
| case N_RF_CTL_OVER_CMD_TX_PU: |
| b43_nphy_rf_ctl_override_rev7(dev, 0x4, value, core, off, 0); |
| b43_nphy_rf_ctl_override_rev7(dev, 0x2, value, core, off, 1); |
| b43_nphy_rf_ctl_override_rev7(dev, 0x1, value, core, off, 2); |
| b43_nphy_rf_ctl_override_rev7(dev, 0x0800, 1, core, off, 1); |
| break; |
| case N_RF_CTL_OVER_CMD_RX_GAIN: |
| tmp = value & 0xFF; |
| b43_nphy_rf_ctl_override_rev7(dev, 0x0800, tmp, core, off, 0); |
| tmp = value >> 8; |
| b43_nphy_rf_ctl_override_rev7(dev, 0x6000, tmp, core, off, 0); |
| break; |
| case N_RF_CTL_OVER_CMD_TX_GAIN: |
| tmp = value & 0x7FFF; |
| b43_nphy_rf_ctl_override_rev7(dev, 0x1000, tmp, core, off, 0); |
| tmp = value >> 14; |
| b43_nphy_rf_ctl_override_rev7(dev, 0x4000, tmp, core, off, 0); |
| break; |
| } |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlOverride */ |
| static void b43_nphy_rf_ctl_override(struct b43_wldev *dev, u16 field, |
| u16 value, u8 core, bool off) |
| { |
| int i; |
| u8 index = fls(field); |
| u8 addr, en_addr, val_addr; |
| /* we expect only one bit set */ |
| B43_WARN_ON(field & (~(1 << (index - 1)))); |
| |
| if (dev->phy.rev >= 3) { |
| const struct nphy_rf_control_override_rev3 *rf_ctrl; |
| for (i = 0; i < 2; i++) { |
| if (index == 0 || index == 16) { |
| b43err(dev->wl, |
| "Unsupported RF Ctrl Override call\n"); |
| return; |
| } |
| |
| rf_ctrl = &tbl_rf_control_override_rev3[index - 1]; |
| en_addr = B43_PHY_N((i == 0) ? |
| rf_ctrl->en_addr0 : rf_ctrl->en_addr1); |
| val_addr = B43_PHY_N((i == 0) ? |
| rf_ctrl->val_addr0 : rf_ctrl->val_addr1); |
| |
| if (off) { |
| b43_phy_mask(dev, en_addr, ~(field)); |
| b43_phy_mask(dev, val_addr, |
| ~(rf_ctrl->val_mask)); |
| } else { |
| if (core == 0 || ((1 << i) & core)) { |
| b43_phy_set(dev, en_addr, field); |
| b43_phy_maskset(dev, val_addr, |
| ~(rf_ctrl->val_mask), |
| (value << rf_ctrl->val_shift)); |
| } |
| } |
| } |
| } else { |
| const struct nphy_rf_control_override_rev2 *rf_ctrl; |
| if (off) { |
| b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~(field)); |
| value = 0; |
| } else { |
| b43_phy_set(dev, B43_NPHY_RFCTL_OVER, field); |
| } |
| |
| for (i = 0; i < 2; i++) { |
| if (index <= 1 || index == 16) { |
| b43err(dev->wl, |
| "Unsupported RF Ctrl Override call\n"); |
| return; |
| } |
| |
| if (index == 2 || index == 10 || |
| (index >= 13 && index <= 15)) { |
| core = 1; |
| } |
| |
| rf_ctrl = &tbl_rf_control_override_rev2[index - 2]; |
| addr = B43_PHY_N((i == 0) ? |
| rf_ctrl->addr0 : rf_ctrl->addr1); |
| |
| if ((1 << i) & core) |
| b43_phy_maskset(dev, addr, ~(rf_ctrl->bmask), |
| (value << rf_ctrl->shift)); |
| |
| b43_phy_set(dev, B43_NPHY_RFCTL_OVER, 0x1); |
| b43_phy_set(dev, B43_NPHY_RFCTL_CMD, |
| B43_NPHY_RFCTL_CMD_START); |
| udelay(1); |
| b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, 0xFFFE); |
| } |
| } |
| } |
| |
| 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; |
| |
| /* TODO: What about rev19+? Revs 3+ and 7+ are a bit similar */ |
| |
| 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_phy_mask(dev, 0x2ff, ~0x2000); |
| 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) == NL80211_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) == NL80211_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) == NL80211_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, |
| u16 value, u8 core) |
| { |
| 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++) { |
| if ((core == 1 && i == 1) || (core == 2 && !i)) |
| continue; |
| |
| reg = (i == 0) ? |
| B43_NPHY_RFCTL_INTC1 : B43_NPHY_RFCTL_INTC2; |
| b43_phy_set(dev, reg, 0x400); |
| |
| 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: |
| if (!i) { |
| b43_phy_maskset(dev, B43_NPHY_RFCTL_INTC1, |
| 0xFC3F, (value << 6)); |
| b43_phy_maskset(dev, B43_NPHY_TXF_40CO_B1S1, |
| 0xFFFE, 1); |
| b43_phy_set(dev, B43_NPHY_RFCTL_CMD, |
| B43_NPHY_RFCTL_CMD_START); |
| for (j = 0; j < 100; j++) { |
| if (!(b43_phy_read(dev, B43_NPHY_RFCTL_CMD) & B43_NPHY_RFCTL_CMD_START)) { |
| j = 0; |
| break; |
| } |
| udelay(10); |
| } |
| if (j) |
| b43err(dev->wl, |
| "intc override timeout\n"); |
| b43_phy_mask(dev, B43_NPHY_TXF_40CO_B1S1, |
| 0xFFFE); |
| } else { |
| b43_phy_maskset(dev, B43_NPHY_RFCTL_INTC2, |
| 0xFC3F, (value << 6)); |
| b43_phy_maskset(dev, B43_NPHY_RFCTL_OVER, |
| 0xFFFE, 1); |
| b43_phy_set(dev, B43_NPHY_RFCTL_CMD, |
| B43_NPHY_RFCTL_CMD_RXTX); |
| for (j = 0; j < 100; j++) { |
| if (!(b43_phy_read(dev, B43_NPHY_RFCTL_CMD) & B43_NPHY_RFCTL_CMD_RXTX)) { |
| j = 0; |
| break; |
| } |
| udelay(10); |
| } |
| if (j) |
| b43err(dev->wl, |
| "intc override timeout\n"); |
| b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, |
| 0xFFFE); |
| } |
| break; |
| case N_INTC_OVERRIDE_PA: |
| if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) { |
| tmp = 0x0020; |
| val = value << 5; |
| } else { |
| tmp = 0x0010; |
| val = value << 4; |
| } |
| b43_phy_maskset(dev, reg, ~tmp, val); |
| break; |
| case N_INTC_OVERRIDE_EXT_LNA_PU: |
| if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) { |
| tmp = 0x0001; |
| val = value; |
| } else { |
| tmp = 0x0004; |
| val = value << 2; |
| } |
| b43_phy_maskset(dev, reg, ~tmp, val); |
| break; |
| case N_INTC_OVERRIDE_EXT_LNA_GAIN: |
| if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) { |
| tmp = 0x0002; |
| val = value << 1; |
| } else { |
| tmp = 0x0008; |
| val = value << 3; |
| } |
| b43_phy_maskset(dev, reg, ~tmp, val); |
| break; |
| } |
| } |
| } |
| |
| /************************************************** |
| * Various PHY ops |
| **************************************************/ |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/clip-detection */ |
| static void b43_nphy_write_clip_detection(struct b43_wldev *dev, |
| const u16 *clip_st) |
| { |
| b43_phy_write(dev, B43_NPHY_C1_CLIP1THRES, clip_st[0]); |
| b43_phy_write(dev, B43_NPHY_C2_CLIP1THRES, clip_st[1]); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/clip-detection */ |
| static void b43_nphy_read_clip_detection(struct b43_wldev *dev, u16 *clip_st) |
| { |
| clip_st[0] = b43_phy_read(dev, B43_NPHY_C1_CLIP1THRES); |
| clip_st[1] = b43_phy_read(dev, B43_NPHY_C2_CLIP1THRES); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/classifier */ |
| static u16 b43_nphy_classifier(struct b43_wldev *dev, u16 mask, u16 val) |
| { |
| u16 tmp; |
| |
| if (dev->dev->core_rev == 16) |
| b43_mac_suspend(dev); |
| |
| tmp = b43_phy_read(dev, B43_NPHY_CLASSCTL); |
| tmp &= (B43_NPHY_CLASSCTL_CCKEN | B43_NPHY_CLASSCTL_OFDMEN | |
| B43_NPHY_CLASSCTL_WAITEDEN); |
| tmp &= ~mask; |
| tmp |= (val & mask); |
| b43_phy_maskset(dev, B43_NPHY_CLASSCTL, 0xFFF8, tmp); |
| |
| if (dev->dev->core_rev == 16) |
| b43_mac_enable(dev); |
| |
| return tmp; |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CCA */ |
| static void b43_nphy_reset_cca(struct b43_wldev *dev) |
| { |
| u16 bbcfg; |
| |
| b43_phy_force_clock(dev, 1); |
| bbcfg = b43_phy_read(dev, B43_NPHY_BBCFG); |
| b43_phy_write(dev, B43_NPHY_BBCFG, bbcfg | B43_NPHY_BBCFG_RSTCCA); |
| udelay(1); |
| b43_phy_write(dev, B43_NPHY_BBCFG, bbcfg & ~B43_NPHY_BBCFG_RSTCCA); |
| b43_phy_force_clock(dev, 0); |
| b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/carriersearch */ |
| static void b43_nphy_stay_in_carrier_search(struct b43_wldev *dev, bool enable) |
| { |
| struct b43_phy *phy = &dev->phy; |
| struct b43_phy_n *nphy = phy->n; |
| |
| if (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, |
| B43_NPHY_CLASSCTL_WAITEDEN); |
| b43_nphy_read_clip_detection(dev, nphy->clip_state); |
| b43_nphy_write_clip_detection(dev, clip); |
| } |
| b43_nphy_reset_cca(dev); |
| } else { |
| if (--nphy->deaf_count == 0) { |
| b43_nphy_classifier(dev, 0x7, nphy->classifier_state); |
| b43_nphy_write_clip_detection(dev, nphy->clip_state); |
| } |
| } |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/PHY/N/Read_Lpf_Bw_Ctl */ |
| static u16 b43_nphy_read_lpf_ctl(struct b43_wldev *dev, u16 offset) |
| { |
| if (!offset) |
| offset = b43_is_40mhz(dev) ? 0x159 : 0x154; |
| return b43_ntab_read(dev, B43_NTAB16(7, offset)) & 0x7; |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/AdjustLnaGainTbl */ |
| static void b43_nphy_adjust_lna_gain_table(struct b43_wldev *dev) |
| { |
| struct b43_phy_n *nphy = dev->phy.n; |
| |
| u8 i; |
| s16 tmp; |
| u16 data[4]; |
| s16 gain[2]; |
| u16 minmax[2]; |
| static const u16 lna_gain[4] = { -2, 10, 19, 25 }; |
| |
| if (nphy->hang_avoid) |
| b43_nphy_stay_in_carrier_search(dev, 1); |
| |
| if (nphy->gain_boost) { |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) { |
| gain[0] = 6; |
| gain[1] = 6; |
| } else { |
| tmp = 40370 - 315 * dev->phy.channel; |
| gain[0] = ((tmp >> 13) + ((tmp >> 12) & 1)); |
| tmp = 23242 - 224 * dev->phy.channel; |
| gain[1] = ((tmp >> 13) + ((tmp >> 12) & 1)); |
| } |
| } else { |
| gain[0] = 0; |
| gain[1] = 0; |
| } |
| |
| for (i = 0; i < 2; i++) { |
| if (nphy->elna_gain_config) { |
| data[0] = 19 + gain[i]; |
| data[1] = 25 + gain[i]; |
| data[2] = 25 + gain[i]; |
| data[3] = 25 + gain[i]; |
| } else { |
| data[0] = lna_gain[0] + gain[i]; |
| data[1] = lna_gain[1] + gain[i]; |
| data[2] = lna_gain[2] + gain[i]; |
| data[3] = lna_gain[3] + gain[i]; |
| } |
| b43_ntab_write_bulk(dev, B43_NTAB16(i, 8), 4, data); |
| |
| minmax[i] = 23 + gain[i]; |
| } |
| |
| b43_phy_maskset(dev, B43_NPHY_C1_MINMAX_GAIN, ~B43_NPHY_C1_MINGAIN, |
| minmax[0] << B43_NPHY_C1_MINGAIN_SHIFT); |
| b43_phy_maskset(dev, B43_NPHY_C2_MINMAX_GAIN, ~B43_NPHY_C2_MINGAIN, |
| minmax[1] << B43_NPHY_C2_MINGAIN_SHIFT); |
| |
| if (nphy->hang_avoid) |
| b43_nphy_stay_in_carrier_search(dev, 0); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetRfSeq */ |
| static void b43_nphy_set_rf_sequence(struct b43_wldev *dev, u8 cmd, |
| u8 *events, u8 *delays, u8 length) |
| { |
| struct b43_phy_n *nphy = dev->phy.n; |
| u8 i; |
| u8 end = (dev->phy.rev >= 3) ? 0x1F : 0x0F; |
| u16 offset1 = cmd << 4; |
| u16 offset2 = offset1 + 0x80; |
| |
| if (nphy->hang_avoid) |
| b43_nphy_stay_in_carrier_search(dev, true); |
| |
| b43_ntab_write_bulk(dev, B43_NTAB8(7, offset1), length, events); |
| b43_ntab_write_bulk(dev, B43_NTAB8(7, offset2), length, delays); |
| |
| for (i = length; i < 16; i++) { |
| b43_ntab_write(dev, B43_NTAB8(7, offset1 + i), end); |
| b43_ntab_write(dev, B43_NTAB8(7, offset2 + i), 1); |
| } |
| |
| if (nphy->hang_avoid) |
| b43_nphy_stay_in_carrier_search(dev, false); |
| } |
| |
| /************************************************** |
| * Radio 0x2057 |
| **************************************************/ |
| |
| static void b43_radio_2057_chantab_upload(struct b43_wldev *dev, |
| const struct b43_nphy_chantabent_rev7 *e_r7, |
| const struct b43_nphy_chantabent_rev7_2g *e_r7_2g) |
| { |
| if (e_r7_2g) { |
| b43_radio_write(dev, R2057_VCOCAL_COUNTVAL0, e_r7_2g->radio_vcocal_countval0); |
| b43_radio_write(dev, R2057_VCOCAL_COUNTVAL1, e_r7_2g->radio_vcocal_countval1); |
| b43_radio_write(dev, R2057_RFPLL_REFMASTER_SPAREXTALSIZE, e_r7_2g->radio_rfpll_refmaster_sparextalsize); |
| b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_R1, e_r7_2g->radio_rfpll_loopfilter_r1); |
| b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C2, e_r7_2g->radio_rfpll_loopfilter_c2); |
| b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C1, e_r7_2g->radio_rfpll_loopfilter_c1); |
| b43_radio_write(dev, R2057_CP_KPD_IDAC, e_r7_2g->radio_cp_kpd_idac); |
| b43_radio_write(dev, R2057_RFPLL_MMD0, e_r7_2g->radio_rfpll_mmd0); |
| b43_radio_write(dev, R2057_RFPLL_MMD1, e_r7_2g->radio_rfpll_mmd1); |
| b43_radio_write(dev, R2057_VCOBUF_TUNE, e_r7_2g->radio_vcobuf_tune); |
| b43_radio_write(dev, R2057_LOGEN_MX2G_TUNE, e_r7_2g->radio_logen_mx2g_tune); |
| b43_radio_write(dev, R2057_LOGEN_INDBUF2G_TUNE, e_r7_2g->radio_logen_indbuf2g_tune); |
| b43_radio_write(dev, R2057_TXMIX2G_TUNE_BOOST_PU_CORE0, e_r7_2g->radio_txmix2g_tune_boost_pu_core0); |
| b43_radio_write(dev, R2057_PAD2G_TUNE_PUS_CORE0, e_r7_2g->radio_pad2g_tune_pus_core0); |
| b43_radio_write(dev, R2057_LNA2G_TUNE_CORE0, e_r7_2g->radio_lna2g_tune_core0); |
| b43_radio_write(dev, R2057_TXMIX2G_TUNE_BOOST_PU_CORE1, e_r7_2g->radio_txmix2g_tune_boost_pu_core1); |
| b43_radio_write(dev, R2057_PAD2G_TUNE_PUS_CORE1, e_r7_2g->radio_pad2g_tune_pus_core1); |
| b43_radio_write(dev, R2057_LNA2G_TUNE_CORE1, e_r7_2g->radio_lna2g_tune_core1); |
| |
| } else { |
| b43_radio_write(dev, R2057_VCOCAL_COUNTVAL0, e_r7->radio_vcocal_countval0); |
| b43_radio_write(dev, R2057_VCOCAL_COUNTVAL1, e_r7->radio_vcocal_countval1); |
| b43_radio_write(dev, R2057_RFPLL_REFMASTER_SPAREXTALSIZE, e_r7->radio_rfpll_refmaster_sparextalsize); |
| b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_R1, e_r7->radio_rfpll_loopfilter_r1); |
| b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C2, e_r7->radio_rfpll_loopfilter_c2); |
| b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C1, e_r7->radio_rfpll_loopfilter_c1); |
| b43_radio_write(dev, R2057_CP_KPD_IDAC, e_r7->radio_cp_kpd_idac); |
| b43_radio_write(dev, R2057_RFPLL_MMD0, e_r7->radio_rfpll_mmd0); |
| b43_radio_write(dev, R2057_RFPLL_MMD1, e_r7->radio_rfpll_mmd1); |
| b43_radio_write(dev, R2057_VCOBUF_TUNE, e_r7->radio_vcobuf_tune); |
| b43_radio_write(dev, R2057_LOGEN_MX2G_TUNE, e_r7->radio_logen_mx2g_tune); |
| b43_radio_write(dev, R2057_LOGEN_MX5G_TUNE, e_r7->radio_logen_mx5g_tune); |
| b43_radio_write(dev, R2057_LOGEN_INDBUF2G_TUNE, e_r7->radio_logen_indbuf2g_tune); |
| b43_radio_write(dev, R2057_LOGEN_INDBUF5G_TUNE, e_r7->radio_logen_indbuf5g_tune); |
| b43_radio_write(dev, R2057_TXMIX2G_TUNE_BOOST_PU_CORE0, e_r7->radio_txmix2g_tune_boost_pu_core0); |
| b43_radio_write(dev, R2057_PAD2G_TUNE_PUS_CORE0, e_r7->radio_pad2g_tune_pus_core0); |
| b43_radio_write(dev, R2057_PGA_BOOST_TUNE_CORE0, e_r7->radio_pga_boost_tune_core0); |
| b43_radio_write(dev, R2057_TXMIX5G_BOOST_TUNE_CORE0, e_r7->radio_txmix5g_boost_tune_core0); |
| b43_radio_write(dev, R2057_PAD5G_TUNE_MISC_PUS_CORE0, e_r7->radio_pad5g_tune_misc_pus_core0); |
| b43_radio_write(dev, R2057_LNA2G_TUNE_CORE0, e_r7->radio_lna2g_tune_core0); |
| b43_radio_write(dev, R2057_LNA5G_TUNE_CORE0, e_r7->radio_lna5g_tune_core0); |
| b43_radio_write(dev, R2057_TXMIX2G_TUNE_BOOST_PU_CORE1, e_r7->radio_txmix2g_tune_boost_pu_core1); |
| b43_radio_write(dev, R2057_PAD2G_TUNE_PUS_CORE1, e_r7->radio_pad2g_tune_pus_core1); |
| b43_radio_write(dev, R2057_PGA_BOOST_TUNE_CORE1, e_r7->radio_pga_boost_tune_core1); |
| b43_radio_write(dev, R2057_TXMIX5G_BOOST_TUNE_CORE1, e_r7->radio_txmix5g_boost_tune_core1); |
| b43_radio_write(dev, R2057_PAD5G_TUNE_MISC_PUS_CORE1, e_r7->radio_pad5g_tune_misc_pus_core1); |
| b43_radio_write(dev, R2057_LNA2G_TUNE_CORE1, e_r7->radio_lna2g_tune_core1); |
| b43_radio_write(dev, R2057_LNA5G_TUNE_CORE1, e_r7->radio_lna5g_tune_core1); |
| } |
| } |
| |
| static void b43_radio_2057_setup(struct b43_wldev *dev, |
| const struct b43_nphy_chantabent_rev7 *tabent_r7, |
| const struct b43_nphy_chantabent_rev7_2g *tabent_r7_2g) |
| { |
| struct b43_phy *phy = &dev->phy; |
| |
| b43_radio_2057_chantab_upload(dev, tabent_r7, tabent_r7_2g); |
| |
| switch (phy->radio_rev) { |
| case 0 ... 4: |
| case 6: |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) { |
| b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_R1, 0x3f); |
| b43_radio_write(dev, R2057_CP_KPD_IDAC, 0x3f); |
| b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C1, 0x8); |
| b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C2, 0x8); |
| } else { |
| b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_R1, 0x1f); |
| b43_radio_write(dev, R2057_CP_KPD_IDAC, 0x3f); |
| b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C1, 0x8); |
| b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C2, 0x8); |
| } |
| break; |
| case 9: /* e.g. PHY rev 16 */ |
| b43_radio_write(dev, R2057_LOGEN_PTAT_RESETS, 0x20); |
| b43_radio_write(dev, R2057_VCOBUF_IDACS, 0x18); |
| if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) { |
| b43_radio_write(dev, R2057_LOGEN_PTAT_RESETS, 0x38); |
| b43_radio_write(dev, R2057_VCOBUF_IDACS, 0x0f); |
| |
| if (b43_is_40mhz(dev)) { |
| /* TODO */ |
| } else { |
| b43_radio_write(dev, |
| R2057_PAD_BIAS_FILTER_BWS_CORE0, |
| 0x3c); |
| b43_radio_write(dev, |
| R2057_PAD_BIAS_FILTER_BWS_CORE1, |
| 0x3c); |
| } |
| } |
| break; |
| case 14: /* 2 GHz only */ |
| b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_R1, 0x1b); |
| b43_radio_write(dev, R2057_CP_KPD_IDAC, 0x3f); |
| b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C1, 0x1f); |
| b43_radio_write(dev, R2057_RFPLL_LOOPFILTER_C2, 0x1f); |
| break; |
| } |
| |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) { |
| u16 txmix2g_tune_boost_pu = 0; |
| u16 pad2g_tune_pus = 0; |
| |
| if (b43_nphy_ipa(dev)) { |
| switch (phy->radio_rev) { |
| case 9: |
| txmix2g_tune_boost_pu = 0x0041; |
| /* TODO */ |
| break; |
| case 14: |
| txmix2g_tune_boost_pu = 0x21; |
| pad2g_tune_pus = 0x23; |
| break; |
| } |
| } |
| |
| if (txmix2g_tune_boost_pu) |
| b43_radio_write(dev, R2057_TXMIX2G_TUNE_BOOST_PU_CORE0, |
| txmix2g_tune_boost_pu); |
| if (pad2g_tune_pus) |
| b43_radio_write(dev, R2057_PAD2G_TUNE_PUS_CORE0, |
| pad2g_tune_pus); |
| if (txmix2g_tune_boost_pu) |
| b43_radio_write(dev, R2057_TXMIX2G_TUNE_BOOST_PU_CORE1, |
| txmix2g_tune_boost_pu); |
| if (pad2g_tune_pus) |
| b43_radio_write(dev, R2057_PAD2G_TUNE_PUS_CORE1, |
| pad2g_tune_pus); |
| } |
| |
| usleep_range(50, 100); |
| |
| /* VCO calibration */ |
| b43_radio_mask(dev, R2057_RFPLL_MISC_EN, ~0x01); |
| b43_radio_mask(dev, R2057_RFPLL_MISC_CAL_RESETN, ~0x04); |
| b43_radio_set(dev, R2057_RFPLL_MISC_CAL_RESETN, 0x4); |
| b43_radio_set(dev, R2057_RFPLL_MISC_EN, 0x01); |
| usleep_range(300, 600); |
| } |
| |
| /* Calibrate resistors in LPF of PLL? |
| * http://bcm-v4.sipsolutions.net/PHY/radio205x_rcal |
| */ |
| static u8 b43_radio_2057_rcal(struct b43_wldev *dev) |
| { |
| struct b43_phy *phy = &dev->phy; |
| u16 saved_regs_phy[12]; |
| u16 saved_regs_phy_rf[6]; |
| u16 saved_regs_radio[2] = { }; |
| static const u16 phy_to_store[] = { |
| B43_NPHY_RFCTL_RSSIO1, B43_NPHY_RFCTL_RSSIO2, |
| B43_NPHY_RFCTL_LUT_TRSW_LO1, B43_NPHY_RFCTL_LUT_TRSW_LO2, |
| B43_NPHY_RFCTL_RXG1, B43_NPHY_RFCTL_RXG2, |
| B43_NPHY_RFCTL_TXG1, B43_NPHY_RFCTL_TXG2, |
| B43_NPHY_REV7_RF_CTL_MISC_REG3, B43_NPHY_REV7_RF_CTL_MISC_REG4, |
| B43_NPHY_REV7_RF_CTL_MISC_REG5, B43_NPHY_REV7_RF_CTL_MISC_REG6, |
| }; |
| static const u16 phy_to_store_rf[] = { |
| B43_NPHY_REV3_RFCTL_OVER0, B43_NPHY_REV3_RFCTL_OVER1, |
| B43_NPHY_REV7_RF_CTL_OVER3, B43_NPHY_REV7_RF_CTL_OVER4, |
| B43_NPHY_REV7_RF_CTL_OVER5, B43_NPHY_REV7_RF_CTL_OVER6, |
| }; |
| u16 tmp; |
| int i; |
| |
| /* Save */ |
| for (i = 0; i < ARRAY_SIZE(phy_to_store); i++) |
| saved_regs_phy[i] = b43_phy_read(dev, phy_to_store[i]); |
| for (i = 0; i < ARRAY_SIZE(phy_to_store_rf); i++) |
| saved_regs_phy_rf[i] = b43_phy_read(dev, phy_to_store_rf[i]); |
| |
| /* Set */ |
| for (i = 0; i < ARRAY_SIZE(phy_to_store); i++) |
| b43_phy_write(dev, phy_to_store[i], 0); |
| b43_phy_write(dev, B43_NPHY_REV3_RFCTL_OVER0, 0x07ff); |
| b43_phy_write(dev, B43_NPHY_REV3_RFCTL_OVER1, 0x07ff); |
| b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER3, 0x07ff); |
| b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER4, 0x07ff); |
| b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER5, 0x007f); |
| b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER6, 0x007f); |
| |
| switch (phy->radio_rev) { |
| case 5: |
| b43_phy_mask(dev, B43_NPHY_REV7_RF_CTL_OVER3, ~0x2); |
| udelay(10); |
| b43_radio_set(dev, R2057_IQTEST_SEL_PU, 0x1); |
| b43_radio_maskset(dev, R2057v7_IQTEST_SEL_PU2, ~0x2, 0x1); |
| break; |
| case 9: |
| b43_phy_set(dev, B43_NPHY_REV7_RF_CTL_OVER3, 0x2); |
| b43_phy_set(dev, B43_NPHY_REV7_RF_CTL_MISC_REG3, 0x2); |
| saved_regs_radio[0] = b43_radio_read(dev, R2057_IQTEST_SEL_PU); |
| b43_radio_write(dev, R2057_IQTEST_SEL_PU, 0x11); |
| break; |
| case 14: |
| saved_regs_radio[0] = b43_radio_read(dev, R2057_IQTEST_SEL_PU); |
| saved_regs_radio[1] = b43_radio_read(dev, R2057v7_IQTEST_SEL_PU2); |
| b43_phy_set(dev, B43_NPHY_REV7_RF_CTL_MISC_REG3, 0x2); |
| b43_phy_set(dev, B43_NPHY_REV7_RF_CTL_OVER3, 0x2); |
| b43_radio_write(dev, R2057v7_IQTEST_SEL_PU2, 0x2); |
| b43_radio_write(dev, R2057_IQTEST_SEL_PU, 0x1); |
| break; |
| } |
| |
| /* Enable */ |
| b43_radio_set(dev, R2057_RCAL_CONFIG, 0x1); |
| udelay(10); |
| |
| /* Start */ |
| b43_radio_set(dev, R2057_RCAL_CONFIG, 0x2); |
| usleep_range(100, 200); |
| |
| /* Stop */ |
| b43_radio_mask(dev, R2057_RCAL_CONFIG, ~0x2); |
| |
| /* Wait and check for result */ |
| if (!b43_radio_wait_value(dev, R2057_RCAL_STATUS, 1, 1, 100, 1000000)) { |
| b43err(dev->wl, "Radio 0x2057 rcal timeout\n"); |
| return 0; |
| } |
| tmp = b43_radio_read(dev, R2057_RCAL_STATUS) & 0x3E; |
| |
| /* Disable */ |
| b43_radio_mask(dev, R2057_RCAL_CONFIG, ~0x1); |
| |
| /* Restore */ |
| for (i = 0; i < ARRAY_SIZE(phy_to_store_rf); i++) |
| b43_phy_write(dev, phy_to_store_rf[i], saved_regs_phy_rf[i]); |
| for (i = 0; i < ARRAY_SIZE(phy_to_store); i++) |
| b43_phy_write(dev, phy_to_store[i], saved_regs_phy[i]); |
| |
| switch (phy->radio_rev) { |
| case 0 ... 4: |
| case 6: |
| b43_radio_maskset(dev, R2057_TEMPSENSE_CONFIG, ~0x3C, tmp); |
| b43_radio_maskset(dev, R2057_BANDGAP_RCAL_TRIM, ~0xF0, |
| tmp << 2); |
| break; |
| case 5: |
| b43_radio_mask(dev, R2057_IPA2G_CASCONV_CORE0, ~0x1); |
| b43_radio_mask(dev, R2057v7_IQTEST_SEL_PU2, ~0x2); |
| break; |
| case 9: |
| b43_radio_write(dev, R2057_IQTEST_SEL_PU, saved_regs_radio[0]); |
| break; |
| case 14: |
| b43_radio_write(dev, R2057_IQTEST_SEL_PU, saved_regs_radio[0]); |
| b43_radio_write(dev, R2057v7_IQTEST_SEL_PU2, saved_regs_radio[1]); |
| break; |
| } |
| |
| return tmp & 0x3e; |
| } |
| |
| /* Calibrate the internal RC oscillator? |
| * http://bcm-v4.sipsolutions.net/PHY/radio2057_rccal |
| */ |
| static u16 b43_radio_2057_rccal(struct b43_wldev *dev) |
| { |
| struct b43_phy *phy = &dev->phy; |
| bool special = (phy->radio_rev == 3 || phy->radio_rev == 4 || |
| phy->radio_rev == 6); |
| u16 tmp; |
| |
| /* Setup cal */ |
| if (special) { |
| b43_radio_write(dev, R2057_RCCAL_MASTER, 0x61); |
| b43_radio_write(dev, R2057_RCCAL_TRC0, 0xC0); |
| } else { |
| b43_radio_write(dev, R2057v7_RCCAL_MASTER, 0x61); |
| b43_radio_write(dev, R2057_RCCAL_TRC0, 0xE9); |
| } |
| b43_radio_write(dev, R2057_RCCAL_X1, 0x6E); |
| |
| /* Start, wait, stop */ |
| b43_radio_write(dev, R2057_RCCAL_START_R1_Q1_P1, 0x55); |
| if (!b43_radio_wait_value(dev, R2057_RCCAL_DONE_OSCCAP, 2, 2, 500, |
| 5000000)) |
| b43dbg(dev->wl, "Radio 0x2057 rccal timeout\n"); |
| usleep_range(35, 70); |
| b43_radio_write(dev, R2057_RCCAL_START_R1_Q1_P1, 0x15); |
| usleep_range(70, 140); |
| |
| /* Setup cal */ |
| if (special) { |
| b43_radio_write(dev, R2057_RCCAL_MASTER, 0x69); |
| b43_radio_write(dev, R2057_RCCAL_TRC0, 0xB0); |
| } else { |
| b43_radio_write(dev, R2057v7_RCCAL_MASTER, 0x69); |
| b43_radio_write(dev, R2057_RCCAL_TRC0, 0xD5); |
| } |
| b43_radio_write(dev, R2057_RCCAL_X1, 0x6E); |
| |
| /* Start, wait, stop */ |
| usleep_range(35, 70); |
| b43_radio_write(dev, R2057_RCCAL_START_R1_Q1_P1, 0x55); |
| usleep_range(70, 140); |
| if (!b43_radio_wait_value(dev, R2057_RCCAL_DONE_OSCCAP, 2, 2, 500, |
| 5000000)) |
| b43dbg(dev->wl, "Radio 0x2057 rccal timeout\n"); |
| usleep_range(35, 70); |
| b43_radio_write(dev, R2057_RCCAL_START_R1_Q1_P1, 0x15); |
| usleep_range(70, 140); |
| |
| /* Setup cal */ |
| if (special) { |
| b43_radio_write(dev, R2057_RCCAL_MASTER, 0x73); |
| b43_radio_write(dev, R2057_RCCAL_X1, 0x28); |
| b43_radio_write(dev, R2057_RCCAL_TRC0, 0xB0); |
| } else { |
| b43_radio_write(dev, R2057v7_RCCAL_MASTER, 0x73); |
| b43_radio_write(dev, R2057_RCCAL_X1, 0x6E); |
| b43_radio_write(dev, R2057_RCCAL_TRC0, 0x99); |
| } |
| |
| /* Start, wait, stop */ |
| usleep_range(35, 70); |
| b43_radio_write(dev, R2057_RCCAL_START_R1_Q1_P1, 0x55); |
| usleep_range(70, 140); |
| if (!b43_radio_wait_value(dev, R2057_RCCAL_DONE_OSCCAP, 2, 2, 500, |
| 5000000)) { |
| b43err(dev->wl, "Radio 0x2057 rcal timeout\n"); |
| return 0; |
| } |
| tmp = b43_radio_read(dev, R2057_RCCAL_DONE_OSCCAP); |
| usleep_range(35, 70); |
| b43_radio_write(dev, R2057_RCCAL_START_R1_Q1_P1, 0x15); |
| usleep_range(70, 140); |
| |
| if (special) |
| b43_radio_mask(dev, R2057_RCCAL_MASTER, ~0x1); |
| else |
| b43_radio_mask(dev, R2057v7_RCCAL_MASTER, ~0x1); |
| |
| return tmp; |
| } |
| |
| static void b43_radio_2057_init_pre(struct b43_wldev *dev) |
| { |
| b43_phy_mask(dev, B43_NPHY_RFCTL_CMD, ~B43_NPHY_RFCTL_CMD_CHIP0PU); |
| /* Maybe wl meant to reset and set (order?) RFCTL_CMD_OEPORFORCE? */ |
| b43_phy_mask(dev, B43_NPHY_RFCTL_CMD, B43_NPHY_RFCTL_CMD_OEPORFORCE); |
| b43_phy_set(dev, B43_NPHY_RFCTL_CMD, ~B43_NPHY_RFCTL_CMD_OEPORFORCE); |
| b43_phy_set(dev, B43_NPHY_RFCTL_CMD, B43_NPHY_RFCTL_CMD_CHIP0PU); |
| } |
| |
| static void b43_radio_2057_init_post(struct b43_wldev *dev) |
| { |
| b43_radio_set(dev, R2057_XTALPUOVR_PINCTRL, 0x1); |
| |
| if (0) /* FIXME: Is this BCM43217 specific? */ |
| b43_radio_set(dev, R2057_XTALPUOVR_PINCTRL, 0x2); |
| |
| b43_radio_set(dev, R2057_RFPLL_MISC_CAL_RESETN, 0x78); |
| b43_radio_set(dev, R2057_XTAL_CONFIG2, 0x80); |
| usleep_range(2000, 3000); |
| b43_radio_mask(dev, R2057_RFPLL_MISC_CAL_RESETN, ~0x78); |
| b43_radio_mask(dev, R2057_XTAL_CONFIG2, ~0x80); |
| |
| if (dev->phy.do_full_init) { |
| b43_radio_2057_rcal(dev); |
| b43_radio_2057_rccal(dev); |
| } |
| b43_radio_mask(dev, R2057_RFPLL_MASTER, ~0x8); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/Radio/2057/Init */ |
| static void b43_radio_2057_init(struct b43_wldev *dev) |
| { |
| b43_radio_2057_init_pre(dev); |
| r2057_upload_inittabs(dev); |
| b43_radio_2057_init_post(dev); |
| } |
| |
| /************************************************** |
| * Radio 0x2056 |
| **************************************************/ |
| |
| static void b43_chantab_radio_2056_upload(struct b43_wldev *dev, |
| const struct b43_nphy_channeltab_entry_rev3 *e) |
| { |
| b43_radio_write(dev, B2056_SYN_PLL_VCOCAL1, e->radio_syn_pll_vcocal1); |
| b43_radio_write(dev, B2056_SYN_PLL_VCOCAL2, e->radio_syn_pll_vcocal2); |
| b43_radio_write(dev, B2056_SYN_PLL_REFDIV, e->radio_syn_pll_refdiv); |
| b43_radio_write(dev, B2056_SYN_PLL_MMD2, e->radio_syn_pll_mmd2); |
| b43_radio_write(dev, B2056_SYN_PLL_MMD1, e->radio_syn_pll_mmd1); |
| b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER1, |
| e->radio_syn_pll_loopfilter1); |
| b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER2, |
| e->radio_syn_pll_loopfilter2); |
| b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER3, |
| e->radio_syn_pll_loopfilter3); |
| b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4, |
| e->radio_syn_pll_loopfilter4); |
| b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER5, |
| e->radio_syn_pll_loopfilter5); |
| b43_radio_write(dev, B2056_SYN_RESERVED_ADDR27, |
| e->radio_syn_reserved_addr27); |
| b43_radio_write(dev, B2056_SYN_RESERVED_ADDR28, |
| e->radio_syn_reserved_addr28); |
| b43_radio_write(dev, B2056_SYN_RESERVED_ADDR29, |
| e->radio_syn_reserved_addr29); |
| b43_radio_write(dev, B2056_SYN_LOGEN_VCOBUF1, |
| e->radio_syn_logen_vcobuf1); |
| b43_radio_write(dev, B2056_SYN_LOGEN_MIXER2, e->radio_syn_logen_mixer2); |
| b43_radio_write(dev, B2056_SYN_LOGEN_BUF3, e->radio_syn_logen_buf3); |
| b43_radio_write(dev, B2056_SYN_LOGEN_BUF4, e->radio_syn_logen_buf4); |
| |
| b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAA_TUNE, |
| e->radio_rx0_lnaa_tune); |
| b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAG_TUNE, |
| e->radio_rx0_lnag_tune); |
| |
| b43_radio_write(dev, B2056_TX0 | B2056_TX_INTPAA_BOOST_TUNE, |
| e->radio_tx0_intpaa_boost_tune); |
| b43_radio_write(dev, B2056_TX0 | B2056_TX_INTPAG_BOOST_TUNE, |
| e->radio_tx0_intpag_boost_tune); |
| b43_radio_write(dev, B2056_TX0 | B2056_TX_PADA_BOOST_TUNE, |
| e->radio_tx0_pada_boost_tune); |
| b43_radio_write(dev, B2056_TX0 | B2056_TX_PADG_BOOST_TUNE, |
| e->radio_tx0_padg_boost_tune); |
| b43_radio_write(dev, B2056_TX0 | B2056_TX_PGAA_BOOST_TUNE, |
| e->radio_tx0_pgaa_boost_tune); |
| b43_radio_write(dev, B2056_TX0 | B2056_TX_PGAG_BOOST_TUNE, |
| e->radio_tx0_pgag_boost_tune); |
| b43_radio_write(dev, B2056_TX0 | B2056_TX_MIXA_BOOST_TUNE, |
| e->radio_tx0_mixa_boost_tune); |
| b43_radio_write(dev, B2056_TX0 | B2056_TX_MIXG_BOOST_TUNE, |
| e->radio_tx0_mixg_boost_tune); |
| |
| b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAA_TUNE, |
| e->radio_rx1_lnaa_tune); |
| b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAG_TUNE, |
| e->radio_rx1_lnag_tune); |
| |
| b43_radio_write(dev, B2056_TX1 | B2056_TX_INTPAA_BOOST_TUNE, |
| e->radio_tx1_intpaa_boost_tune); |
| b43_radio_write(dev, B2056_TX1 | B2056_TX_INTPAG_BOOST_TUNE, |
| e->radio_tx1_intpag_boost_tune); |
| b43_radio_write(dev, B2056_TX1 | B2056_TX_PADA_BOOST_TUNE, |
| e->radio_tx1_pada_boost_tune); |
| b43_radio_write(dev, B2056_TX1 | B2056_TX_PADG_BOOST_TUNE, |
| e->radio_tx1_padg_boost_tune); |
| b43_radio_write(dev, B2056_TX1 | B2056_TX_PGAA_BOOST_TUNE, |
| e->radio_tx1_pgaa_boost_tune); |
| b43_radio_write(dev, B2056_TX1 | B2056_TX_PGAG_BOOST_TUNE, |
| e->radio_tx1_pgag_boost_tune); |
| b43_radio_write(dev, B2056_TX1 | B2056_TX_MIXA_BOOST_TUNE, |
| e->radio_tx1_mixa_boost_tune); |
| b43_radio_write(dev, B2056_TX1 | B2056_TX_MIXG_BOOST_TUNE, |
| e->radio_tx1_mixg_boost_tune); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/Radio/2056Setup */ |
| static void b43_radio_2056_setup(struct b43_wldev *dev, |
| const struct b43_nphy_channeltab_entry_rev3 *e) |
| { |
| struct b43_phy *phy = &dev->phy; |
| struct ssb_sprom *sprom = dev->dev->bus_sprom; |
| enum nl80211_band band = b43_current_band(dev->wl); |
| u16 offset; |
| u8 i; |
| 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 == NL80211_BAND_5GHZ); |
| |
| if (sprom->boardflags2_lo & B43_BFL2_GPLL_WAR && |
| b43_current_band(dev->wl) == NL80211_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 == 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 { |
| b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4, 0x0B); |
| b43_radio_write(dev, B2056_SYN_PLL_CP2, 0x14); |
| } |
| } |
| if (sprom->boardflags2_hi & B43_BFH2_GPLL_WAR2 && |
| b43_current_band(dev->wl) == NL80211_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) == NL80211_BAND_5GHZ) { |
| 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, 0x05); |
| b43_radio_write(dev, B2056_SYN_PLL_CP2, 0x0C); |
| } |
| |
| if (dev->phy.n->ipa2g_on && band == NL80211_BAND_2GHZ) { |
| for (i = 0; i < 2; i++) { |
| offset = i ? B2056_TX1 : B2056_TX0; |
| if (dev->phy.rev >= 5) { |
| b43_radio_write(dev, |
| offset | B2056_TX_PADG_IDAC, 0xcc); |
| |
| if (dev->dev->chip_id == BCMA_CHIP_ID_BCM4716 || |
| dev->dev->chip_id == BCMA_CHIP_ID_BCM47162) { |
| bias = 0x40; |
| cbias = 0x45; |
| pag_boost = 0x5; |
| pgag_boost = 0x33; |
| mixg_boost = 0x55; |
| } else { |
| bias = 0x25; |
| cbias = 0x20; |
| if (is_pkg_fab_smic) { |
| bias = 0x2a; |
| cbias = 0x38; |
| } |
| pag_boost = 0x4; |
| pgag_boost = 0x03; |
| mixg_boost = 0x65; |
| } |
| padg_boost = 0x77; |
| |
| b43_radio_write(dev, |
| offset | B2056_TX_INTPAG_IMAIN_STAT, |
| bias); |
| b43_radio_write(dev, |
| offset | B2056_TX_INTPAG_IAUX_STAT, |
| bias); |
| b43_radio_write(dev, |
| offset | B2056_TX_INTPAG_CASCBIAS, |
| cbias); |
| b43_radio_write(dev, |
| offset | B2056_TX_INTPAG_BOOST_TUNE, |
| pag_boost); |
| b43_radio_write(dev, |
| offset | B2056_TX_PGAG_BOOST_TUNE, |
| pgag_boost); |
| b43_radio_write(dev, |
| offset | B2056_TX_PADG_BOOST_TUNE, |
| padg_boost); |
| b43_radio_write(dev, |
| offset | B2056_TX_MIXG_BOOST_TUNE, |
| mixg_boost); |
| } else { |
| bias = b43_is_40mhz(dev) ? 0x40 : 0x20; |
| b43_radio_write(dev, |
| offset | B2056_TX_INTPAG_IMAIN_STAT, |
| bias); |
| b43_radio_write(dev, |
| offset | B2056_TX_INTPAG_IAUX_STAT, |
| bias); |
| b43_radio_write(dev, |
| offset | B2056_TX_INTPAG_CASCBIAS, |
| 0x30); |
| } |
| b43_radio_write(dev, offset | B2056_TX_PA_SPARE1, 0xee); |
| } |
| } else if (dev->phy.n->ipa5g_on && band == NL80211_BAND_5GHZ) { |
| u16 freq = phy->chandef->chan->center_freq; |
| if (freq < 5100) { |
| paa_boost = 0xA; |
| pada_boost = 0x77; |
| pgaa_boost = 0xF; |
| mixa_boost = 0xF; |
| } else if (freq < 5340) { |
| paa_boost = 0x8; |
| pada_boost = 0x77; |
| pgaa_boost = 0xFB; |
| mixa_boost = 0xF; |
| } else if (freq < 5650) { |
| paa_boost = 0x0; |
| pada_boost = 0x77; |
| pgaa_boost = 0xB; |
| mixa_boost = 0xF; |
| } else { |
| paa_boost = 0x0; |
| pada_boost = 0x77; |
| if (freq != 5825) |
| pgaa_boost = -(freq - 18) / 36 + 168; |
| else |
| pgaa_boost = 6; |
| mixa_boost = 0xF; |
| } |
| |
| cbias = is_pkg_fab_smic ? 0x35 : 0x30; |
| |
| for (i = 0; i < 2; i++) { |
| offset = i ? B2056_TX1 : B2056_TX0; |
| |
| b43_radio_write(dev, |
| offset | B2056_TX_INTPAA_BOOST_TUNE, paa_boost); |
| b43_radio_write(dev, |
| offset | B2056_TX_PADA_BOOST_TUNE, pada_boost); |
| b43_radio_write(dev, |
| offset | B2056_TX_PGAA_BOOST_TUNE, pgaa_boost); |
| b43_radio_write(dev, |
| offset | B2056_TX_MIXA_BOOST_TUNE, mixa_boost); |
| b43_radio_write(dev, |
| offset | B2056_TX_TXSPARE1, 0x30); |
| b43_radio_write(dev, |
| offset | B2056_TX_PA_SPARE2, 0xee); |
| b43_radio_write(dev, |
| offset | B2056_TX_PADA_CASCBIAS, 0x03); |
| b43_radio_write(dev, |
| offset | B2056_TX_INTPAA_IAUX_STAT, 0x30); |
| b43_radio_write(dev, |
| offset | B2056_TX_INTPAA_IMAIN_STAT, 0x30); |
| b43_radio_write(dev, |
| offset | B2056_TX_INTPAA_CASCBIAS, cbias); |
| } |
| } |
| |
| udelay(50); |
| /* VCO calibration */ |
| b43_radio_write(dev, B2056_SYN_PLL_VCOCAL12, 0x00); |
| b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x38); |
| b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x18); |
| b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x38); |
| b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x39); |
| udelay(300); |
| } |
| |
| static u8 b43_radio_2056_rcal(struct b43_wldev *dev) |
| { |
| struct b43_phy *phy = &dev->phy; |
| u16 mast2, tmp; |
| |
| if (phy->rev != 3) |
| return 0; |
| |
| mast2 = b43_radio_read(dev, B2056_SYN_PLL_MAST2); |
| b43_radio_write(dev, B2056_SYN_PLL_MAST2, mast2 | 0x7); |
| |
| udelay(10); |
| b43_radio_write(dev, B2056_SYN_RCAL_MASTER, 0x01); |
| udelay(10); |
| b43_radio_write(dev, B2056_SYN_RCAL_MASTER, 0x09); |
| |
| if (!b43_radio_wait_value(dev, B2056_SYN_RCAL_CODE_OUT, 0x80, 0x80, 100, |
| 1000000)) { |
| b43err(dev->wl, "Radio recalibration timeout\n"); |
| return 0; |
| } |
| |
| b43_radio_write(dev, B2056_SYN_RCAL_MASTER, 0x01); |
| tmp = b43_radio_read(dev, B2056_SYN_RCAL_CODE_OUT); |
| b43_radio_write(dev, B2056_SYN_RCAL_MASTER, 0x00); |
| |
| b43_radio_write(dev, B2056_SYN_PLL_MAST2, mast2); |
| |
| return tmp & 0x1f; |
| } |
| |
| static void b43_radio_init2056_pre(struct b43_wldev *dev) |
| { |
| b43_phy_mask(dev, B43_NPHY_RFCTL_CMD, |
| ~B43_NPHY_RFCTL_CMD_CHIP0PU); |
| /* Maybe wl meant to reset and set (order?) RFCTL_CMD_OEPORFORCE? */ |
| b43_phy_mask(dev, B43_NPHY_RFCTL_CMD, |
| B43_NPHY_RFCTL_CMD_OEPORFORCE); |
| b43_phy_set(dev, B43_NPHY_RFCTL_CMD, |
| ~B43_NPHY_RFCTL_CMD_OEPORFORCE); |
| b43_phy_set(dev, B43_NPHY_RFCTL_CMD, |
| B43_NPHY_RFCTL_CMD_CHIP0PU); |
| } |
| |
| static void b43_radio_init2056_post(struct b43_wldev *dev) |
| { |
| b43_radio_set(dev, B2056_SYN_COM_CTRL, 0xB); |
| b43_radio_set(dev, B2056_SYN_COM_PU, 0x2); |
| b43_radio_set(dev, B2056_SYN_COM_RESET, 0x2); |
| msleep(1); |
| 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.do_full_init) |
| b43_radio_2056_rcal(dev); |
| } |
| |
| /* |
| * Initialize a Broadcom 2056 N-radio |
| * http://bcm-v4.sipsolutions.net/802.11/Radio/2056/Init |
| */ |
| 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); |
| } |
| |
| /************************************************** |
| * Radio 0x2055 |
| **************************************************/ |
| |
| static void b43_chantab_radio_upload(struct b43_wldev *dev, |
| const struct b43_nphy_channeltab_entry_rev2 *e) |
| { |
| b43_radio_write(dev, B2055_PLL_REF, e->radio_pll_ref); |
| b43_radio_write(dev, B2055_RF_PLLMOD0, e->radio_rf_pllmod0); |
| b43_radio_write(dev, B2055_RF_PLLMOD1, e->radio_rf_pllmod1); |
| b43_radio_write(dev, B2055_VCO_CAPTAIL, e->radio_vco_captail); |
| b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */ |
| |
| b43_radio_write(dev, B2055_VCO_CAL1, e->radio_vco_cal1); |
| b43_radio_write(dev, B2055_VCO_CAL2, e->radio_vco_cal2); |
| b43_radio_write(dev, B2055_PLL_LFC1, e->radio_pll_lfc1); |
| b43_radio_write(dev, B2055_PLL_LFR1, e->radio_pll_lfr1); |
| b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */ |
| |
| b43_radio_write(dev, B2055_PLL_LFC2, e->radio_pll_lfc2); |
| b43_radio_write(dev, B2055_LGBUF_CENBUF, e->radio_lgbuf_cenbuf); |
| b43_radio_write(dev, B2055_LGEN_TUNE1, e->radio_lgen_tune1); |
| b43_radio_write(dev, B2055_LGEN_TUNE2, e->radio_lgen_tune2); |
| b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */ |
| |
| b43_radio_write(dev, B2055_C1_LGBUF_ATUNE, e->radio_c1_lgbuf_atune); |
| b43_radio_write(dev, B2055_C1_LGBUF_GTUNE, e->radio_c1_lgbuf_gtune); |
| b43_radio_write(dev, B2055_C1_RX_RFR1, e->radio_c1_rx_rfr1); |
| b43_radio_write(dev, B2055_C1_TX_PGAPADTN, e->radio_c1_tx_pgapadtn); |
| b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */ |
| |
| b43_radio_write(dev, B2055_C1_TX_MXBGTRIM, e->radio_c1_tx_mxbgtrim); |
| b43_radio_write(dev, B2055_C2_LGBUF_ATUNE, e->radio_c2_lgbuf_atune); |
| b43_radio_write(dev, B2055_C2_LGBUF_GTUNE, e->radio_c2_lgbuf_gtune); |
| b43_radio_write(dev, B2055_C2_RX_RFR1, e->radio_c2_rx_rfr1); |
| b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */ |
| |
| b43_radio_write(dev, B2055_C2_TX_PGAPADTN, e->radio_c2_tx_pgapadtn); |
| b43_radio_write(dev, B2055_C2_TX_MXBGTRIM, e->radio_c2_tx_mxbgtrim); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/Radio/2055Setup */ |
| static void b43_radio_2055_setup(struct b43_wldev *dev, |
| const struct b43_nphy_channeltab_entry_rev2 *e) |
| { |
| B43_WARN_ON(dev->phy.rev >= 3); |
| |
| b43_chantab_radio_upload(dev, e); |
| udelay(50); |
| b43_radio_write(dev, B2055_VCO_CAL10, 0x05); |
| b43_radio_write(dev, B2055_VCO_CAL10, 0x45); |
| b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */ |
| b43_radio_write(dev, B2055_VCO_CAL10, 0x65); |
| udelay(300); |
| } |
| |
| static void b43_radio_init2055_pre(struct b43_wldev *dev) |
| { |
| b43_phy_mask(dev, B43_NPHY_RFCTL_CMD, |
| ~B43_NPHY_RFCTL_CMD_PORFORCE); |
| b43_phy_set(dev, B43_NPHY_RFCTL_CMD, |
| B43_NPHY_RFCTL_CMD_CHIP0PU | |
| B43_NPHY_RFCTL_CMD_OEPORFORCE); |
| b43_phy_set(dev, B43_NPHY_RFCTL_CMD, |
| B43_NPHY_RFCTL_CMD_PORFORCE); |
| } |
| |
| static void b43_radio_init2055_post(struct b43_wldev *dev) |
| { |
| struct b43_phy_n *nphy = dev->phy.n; |
| struct ssb_sprom *sprom = dev->dev->bus_sprom; |
| bool workaround = false; |
| |
| if (sprom->revision < 4) |
| workaround = (dev->dev->board_vendor != PCI_VENDOR_ID_BROADCOM |
| && dev->dev->board_type == SSB_BOARD_CB2_4321 |
| && dev->dev->board_rev >= 0x41); |
| else |
| workaround = |
| !(sprom->boardflags2_lo & B43_BFL2_RXBB_INT_REG_DIS); |
| |
| b43_radio_mask(dev, B2055_MASTER1, 0xFFF3); |
| if (workaround) { |
| b43_radio_mask(dev, B2055_C1_RX_BB_REG, 0x7F); |
| b43_radio_mask(dev, B2055_C2_RX_BB_REG, 0x7F); |
| } |
| b43_radio_maskset(dev, B2055_RRCCAL_NOPTSEL, 0xFFC0, 0x2C); |
| b43_radio_write(dev, B2055_CAL_MISC, 0x3C); |
| b43_radio_mask(dev, B2055_CAL_MISC, 0xFFBE); |
| b43_radio_set(dev, B2055_CAL_LPOCTL, 0x80); |
| b43_radio_set(dev, B2055_CAL_MISC, 0x1); |
| msleep(1); |
| b43_radio_set(dev, B2055_CAL_MISC, 0x40); |
| if (!b43_radio_wait_value(dev, B2055_CAL_COUT2, 0x80, 0x80, 10, 2000)) |
| b43err(dev->wl, "radio post init timeout\n"); |
| b43_radio_mask(dev, B2055_CAL_LPOCTL, 0xFF7F); |
| b43_switch_channel(dev, dev->phy.channel); |
| b43_radio_write(dev, B2055_C1_RX_BB_LPF, 0x9); |
| b43_radio_write(dev, B2055_C2_RX_BB_LPF, 0x9); |
| b43_radio_write(dev, B2055_C1_RX_BB_MIDACHP, 0x83); |
| b43_radio_write(dev, B2055_C2_RX_BB_MIDACHP, 0x83); |
| b43_radio_maskset(dev, B2055_C1_LNA_GAINBST, 0xFFF8, 0x6); |
| b43_radio_maskset(dev, B2055_C2_LNA_GAINBST, 0xFFF8, 0x6); |
| if (!nphy->gain_boost) { |
| b43_radio_set(dev, B2055_C1_RX_RFSPC1, 0x2); |
| b43_radio_set(dev, B2055_C2_RX_RFSPC1, 0x2); |
| } else { |
| b43_radio_mask(dev, B2055_C1_RX_RFSPC1, 0xFFFD); |
| b43_radio_mask(dev, B2055_C2_RX_RFSPC1, 0xFFFD); |
| } |
| udelay(2); |
| } |
| |
| /* |
| * Initialize a Broadcom 2055 N-radio |
| * http://bcm-v4.sipsolutions.net/802.11/Radio/2055/Init |
| */ |
| static void b43_radio_init2055(struct b43_wldev *dev) |
| { |
| b43_radio_init2055_pre(dev); |
| if (b43_status(dev) < B43_STAT_INITIALIZED) { |
| /* Follow wl, not specs. Do not force uploading all regs */ |
| b2055_upload_inittab(dev, 0, 0); |
| } else { |
| bool ghz5 = b43_current_band(dev->wl) == NL80211_BAND_5GHZ; |
| b2055_upload_inittab(dev, ghz5, 0); |
| } |
| b43_radio_init2055_post(dev); |
| } |
| |
| /************************************************** |
| * Samples |
| **************************************************/ |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/LoadSampleTable */ |
| static int b43_nphy_load_samples(struct b43_wldev *dev, |
| struct cordic_iq *samples, u16 len) { |
| struct b43_phy_n *nphy = dev->phy.n; |
| u16 i; |
| u32 *data; |
| |
| data = kcalloc(len, sizeof(u32), GFP_KERNEL); |
| if (!data) { |
| b43err(dev->wl, "allocation for samples loading failed\n"); |
| return -ENOMEM; |
| } |
| if (nphy->hang_avoid) |
| b43_nphy_stay_in_carrier_search(dev, 1); |
| |
| for (i = 0; i < len; i++) { |
| data[i] = (samples[i].i & 0x3FF << 10); |
| data[i] |= samples[i].q & 0x3FF; |
| } |
| b43_ntab_write_bulk(dev, B43_NTAB32(17, 0), len, data); |
| |
| kfree(data); |
| if (nphy->hang_avoid) |
| b43_nphy_stay_in_carrier_search(dev, 0); |
| return 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) |
| { |
| int i; |
| u16 bw, len, rot, angle; |
| struct cordic_iq *samples; |
| |
| bw = b43_is_40mhz(dev) ? 40 : 20; |
| len = bw << 3; |
| |
| if (test) { |
| if (b43_phy_read(dev, B43_NPHY_BBCFG) & B43_NPHY_BBCFG_RSTRX) |
| bw = 82; |
| else |
| bw = 80; |
| |
| if (b43_is_40mhz(dev)) |
| bw <<= 1; |
| |
| len = bw << 1; |
| } |
| |
| samples = kcalloc(len, sizeof(struct cordic_iq), GFP_KERNEL); |
| if (!samples) { |
| b43err(dev->wl, "allocation for samples generation failed\n"); |
| return 0; |
| } |
| rot = (((freq * 36) / bw) << 16) / 100; |
| angle = 0; |
| |
| for (i = 0; i < len; i++) { |
| samples[i] = cordic_calc_iq(CORDIC_FIXED(angle)); |
| angle += rot; |
| samples[i].q = CORDIC_FLOAT(samples[i].q * max); |
| samples[i].i = CORDIC_FLOAT(samples[i].i * max); |
| } |
| |
| i = b43_nphy_load_samples(dev, samples, len); |
| kfree(samples); |
| return (i < 0) ? 0 : len; |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RunSamples */ |
| static void b43_nphy_run_samples(struct b43_wldev *dev, u16 samps, u16 loops, |
| u16 wait, bool iqmode, bool dac_test, |
| bool modify_bbmult) |
| { |
| struct b43_phy *phy = &dev->phy; |
| struct b43_phy_n *nphy = dev->phy.n; |
| int i; |
| u16 seq_mode; |
| u32 tmp; |
| |
| b43_nphy_stay_in_carrier_search(dev, true); |
| |
| if (phy->rev >= 7) { |
| bool lpf_bw3, lpf_bw4; |
| |
| lpf_bw3 = b43_phy_read(dev, B43_NPHY_REV7_RF_CTL_OVER3) & 0x80; |
| lpf_bw4 = b43_phy_read(dev, B43_NPHY_REV7_RF_CTL_OVER4) & 0x80; |
| |
| if (lpf_bw3 || lpf_bw4) { |
| /* TODO */ |
| } else { |
| u16 value = b43_nphy_read_lpf_ctl(dev, 0); |
| if (phy->rev >= 19) |
| b43_nphy_rf_ctl_override_rev19(dev, 0x80, value, |
| 0, false, 1); |
| else |
| b43_nphy_rf_ctl_override_rev7(dev, 0x80, value, |
| 0, false, 1); |
| nphy->lpf_bw_overrode_for_sample_play = true; |
| } |
| } |
| |
| if ((nphy->bb_mult_save & 0x80000000) == 0) { |
| tmp = b43_ntab_read(dev, B43_NTAB16(15, 87)); |
| nphy->bb_mult_save = (tmp & 0xFFFF) | 0x80000000; |
| } |
| |
| if (modify_bbmult) { |
| tmp = !b43_is_40mhz(dev) ? 0x6464 : 0x4747; |
| b43_ntab_write(dev, B43_NTAB16(15, 87), tmp); |
| } |
| |
| b43_phy_write(dev, B43_NPHY_SAMP_DEPCNT, (samps - 1)); |
| |
| if (loops != 0xFFFF) |
| b43_phy_write(dev, B43_NPHY_SAMP_LOOPCNT, (loops - 1)); |
| else |
| b43_phy_write(dev, B43_NPHY_SAMP_LOOPCNT, loops); |
| |
| b43_phy_write(dev, B43_NPHY_SAMP_WAITCNT, wait); |
| |
| seq_mode = b43_phy_read(dev, B43_NPHY_RFSEQMODE); |
| |
| b43_phy_set(dev, B43_NPHY_RFSEQMODE, B43_NPHY_RFSEQMODE_CAOVER); |
| if (iqmode) { |
| b43_phy_mask(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x7FFF); |
| b43_phy_set(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x8000); |
| } else { |
| tmp = dac_test ? 5 : 1; |
| b43_phy_write(dev, B43_NPHY_SAMP_CMD, tmp); |
| } |
| for (i = 0; i < 100; i++) { |
| if (!(b43_phy_read(dev, B43_NPHY_RFSEQST) & 1)) { |
| i = 0; |
| break; |
| } |
| udelay(10); |
| } |
| if (i) |
| b43err(dev->wl, "run samples timeout\n"); |
| |
| b43_phy_write(dev, B43_NPHY_RFSEQMODE, seq_mode); |
| |
| b43_nphy_stay_in_carrier_search(dev, false); |
| } |
| |
| /************************************************** |
| * RSSI |
| **************************************************/ |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ScaleOffsetRssi */ |
| static void b43_nphy_scale_offset_rssi(struct b43_wldev *dev, u16 scale, |
| s8 offset, u8 core, |
| enum n_rail_type rail, |
| enum n_rssi_type rssi_type) |
| { |
| u16 tmp; |
| bool core1or5 = (core == 1) || (core == 5); |
| bool core2or5 = (core == 2) || (core == 5); |
| |
| offset = clamp_val(offset, -32, 31); |
| tmp = ((scale & 0x3F) << 8) | (offset & 0x3F); |
| |
| switch (rssi_type) { |
| case N_RSSI_NB: |
| if (core1or5 && rail == N_RAIL_I) |
| b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Z, tmp); |
| if (core1or5 && rail == N_RAIL_Q) |
| b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Z, tmp); |
| if (core2or5 && rail == N_RAIL_I) |
| b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Z, tmp); |
| if (core2or5 && rail == N_RAIL_Q) |
| b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Z, tmp); |
| break; |
| case N_RSSI_W1: |
| if (core1or5 && rail == N_RAIL_I) |
| b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_X, tmp); |
| if (core1or5 && rail == N_RAIL_Q) |
| b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_X, tmp); |
| if (core2or5 && rail == N_RAIL_I) |
| b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_X, tmp); |
| if (core2or5 && rail == N_RAIL_Q) |
| b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_X, tmp); |
| break; |
| case N_RSSI_W2: |
| if (core1or5 && rail == N_RAIL_I) |
| b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Y, tmp); |
| if (core1or5 && rail == N_RAIL_Q) |
| b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Y, tmp); |
| if (core2or5 && rail == N_RAIL_I) |
| b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Y, tmp); |
| if (core2or5 && rail == N_RAIL_Q) |
| b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Y, tmp); |
| break; |
| case N_RSSI_TBD: |
| if (core1or5 && rail == N_RAIL_I) |
| b43_phy_write(dev, B43_NPHY_RSSIMC_0I_TBD, tmp); |
| if (core1or5 && rail == N_RAIL_Q) |
| b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_TBD, tmp); |
| if (core2or5 && rail == N_RAIL_I) |
| b43_phy_write(dev, B43_NPHY_RSSIMC_1I_TBD, tmp); |
| if (core2or5 && rail == N_RAIL_Q) |
| b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_TBD, tmp); |
| break; |
| case N_RSSI_IQ: |
| if (core1or5 && rail == N_RAIL_I) |
| b43_phy_write(dev, B43_NPHY_RSSIMC_0I_PWRDET, tmp); |
| if (core1or5 && rail == N_RAIL_Q) |
| b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_PWRDET, tmp); |
| if (core2or5 && rail == N_RAIL_I) |
| b43_phy_write(dev, B43_NPHY_RSSIMC_1I_PWRDET, tmp); |
| if (core2or5 && rail == N_RAIL_Q) |
| b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_PWRDET, tmp); |
| break; |
| case N_RSSI_TSSI_2G: |
| if (core1or5) |
| b43_phy_write(dev, B43_NPHY_RSSIMC_0I_TSSI, tmp); |
| if (core2or5) |
| b43_phy_write(dev, B43_NPHY_RSSIMC_1I_TSSI, tmp); |
| break; |
| case N_RSSI_TSSI_5G: |
| if (core1or5) |
| b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_TSSI, tmp); |
| if (core2or5) |
| b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_TSSI, tmp); |
| break; |
| } |
| } |
| |
| static void b43_nphy_rssi_select_rev19(struct b43_wldev *dev, u8 code, |
| enum n_rssi_type rssi_type) |
| { |
| /* TODO */ |
| } |
| |
| static void b43_nphy_rev3_rssi_select(struct b43_wldev *dev, u8 code, |
| enum n_rssi_type rssi_type) |
| { |
| u8 i; |
| u16 reg, val; |
| |
| if (code == 0) { |
| b43_phy_mask(dev, B43_NPHY_AFECTL_OVER1, 0xFDFF); |
| b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, 0xFDFF); |
| b43_phy_mask(dev, B43_NPHY_AFECTL_C1, 0xFCFF); |
| b43_phy_mask(dev, B43_NPHY_AFECTL_C2, 0xFCFF); |
| b43_phy_mask(dev, B43_NPHY_TXF_40CO_B1S0, 0xFFDF); |
| b43_phy_mask(dev, B43_NPHY_TXF_40CO_B32S1, 0xFFDF); |
| b43_phy_mask(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0xFFC3); |
| b43_phy_mask(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0xFFC3); |
| } else { |
| for (i = 0; i < 2; i++) { |
| if ((code == 1 && i == 1) || (code == 2 && !i)) |
| continue; |
| |
| reg = (i == 0) ? |
| B43_NPHY_AFECTL_OVER1 : B43_NPHY_AFECTL_OVER; |
| b43_phy_maskset(dev, reg, 0xFDFF, 0x0200); |
| |
| if (rssi_type == N_RSSI_W1 || |
| rssi_type == N_RSSI_W2 || |
| rssi_type == N_RSSI_NB) { |
| reg = (i == 0) ? |
| B43_NPHY_AFECTL_C1 : |
| B43_NPHY_AFECTL_C2; |
| b43_phy_maskset(dev, reg, 0xFCFF, 0); |
| |
| reg = (i == 0) ? |
| B43_NPHY_RFCTL_LUT_TRSW_UP1 : |
| B43_NPHY_RFCTL_LUT_TRSW_UP2; |
| b43_phy_maskset(dev, reg, 0xFFC3, 0); |
| |
| if (rssi_type == N_RSSI_W1) |
| val = (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) ? 4 : 8; |
| else if (rssi_type == N_RSSI_W2) |
| val = 16; |
| else |
| val = 32; |
| b43_phy_set(dev, reg, val); |
| |
| reg = (i == 0) ? |
| B43_NPHY_TXF_40CO_B1S0 : |
| B43_NPHY_TXF_40CO_B32S1; |
| b43_phy_set(dev, reg, 0x0020); |
| } else { |
| if (rssi_type == N_RSSI_TBD) |
| val = 0x0100; |
| else if (rssi_type == N_RSSI_IQ) |
| val = 0x0200; |
| else |
| val = 0x0300; |
| |
| reg = (i == 0) ? |
| B43_NPHY_AFECTL_C1 : |
| B43_NPHY_AFECTL_C2; |
| |
| b43_phy_maskset(dev, reg, 0xFCFF, val); |
| b43_phy_maskset(dev, reg, 0xF3FF, val << 2); |
| |
| if (rssi_type != N_RSSI_IQ && |
| rssi_type != N_RSSI_TBD) { |
| enum nl80211_band band = |
| b43_current_band(dev->wl); |
| |
| if (dev->phy.rev < 7) { |
| if (b43_nphy_ipa(dev)) |
| val = (band == NL80211_BAND_5GHZ) ? 0xC : 0xE; |
| else |
| val = 0x11; |
| reg = (i == 0) ? B2056_TX0 : B2056_TX1; |
| reg |= B2056_TX_TX_SSI_MUX; |
| b43_radio_write(dev, reg, val); |
| } |
| |
| reg = (i == 0) ? |
| B43_NPHY_AFECTL_OVER1 : |
| B43_NPHY_AFECTL_OVER; |
| b43_phy_set(dev, reg, 0x0200); |
| } |
| } |
| } |
| } |
| } |
| |
| static void b43_nphy_rev2_rssi_select(struct b43_wldev *dev, u8 code, |
| enum n_rssi_type rssi_type) |
| { |
| u16 val; |
| bool rssi_w1_w2_nb = false; |
| |
| switch (rssi_type) { |
| case N_RSSI_W1: |
| case N_RSSI_W2: |
| case N_RSSI_NB: |
| val = 0; |
| rssi_w1_w2_nb = true; |
| break; |
| case N_RSSI_TBD: |
| val = 1; |
| break; |
| case N_RSSI_IQ: |
| val = 2; |
| break; |
| default: |
| val = 3; |
| } |
| |
| val = (val << 12) | (val << 14); |
| b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0x0FFF, val); |
| b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0x0FFF, val); |
| |
| if (rssi_w1_w2_nb) { |
| b43_phy_maskset(dev, B43_NPHY_RFCTL_RSSIO1, 0xFFCF, |
| (rssi_type + 1) << 4); |
| b43_phy_maskset(dev, B43_NPHY_RFCTL_RSSIO2, 0xFFCF, |
| (rssi_type + 1) << 4); |
| } |
| |
| if (code == 0) { |
| b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, ~0x3000); |
| if (rssi_w1_w2_nb) { |
| b43_phy_mask(dev, B43_NPHY_RFCTL_CMD, |
| ~(B43_NPHY_RFCTL_CMD_RXEN | |
| B43_NPHY_RFCTL_CMD_CORESEL)); |
| b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, |
| ~(0x1 << 12 | |
| 0x1 << 5 | |
| 0x1 << 1 | |
| 0x1)); |
| b43_phy_mask(dev, B43_NPHY_RFCTL_CMD, |
| ~B43_NPHY_RFCTL_CMD_START); |
| udelay(20); |
| b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~0x1); |
| } |
| } else { |
| b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x3000); |
| if (rssi_w1_w2_nb) { |
| b43_phy_maskset(dev, B43_NPHY_RFCTL_CMD, |
| ~(B43_NPHY_RFCTL_CMD_RXEN | |
| B43_NPHY_RFCTL_CMD_CORESEL), |
| (B43_NPHY_RFCTL_CMD_RXEN | |
| code << B43_NPHY_RFCTL_CMD_CORESEL_SHIFT)); |
| b43_phy_set(dev, B43_NPHY_RFCTL_OVER, |
| (0x1 << 12 | |
| 0x1 << 5 | |
| 0x1 << 1 | |
| 0x1)); |
| b43_phy_set(dev, B43_NPHY_RFCTL_CMD, |
| B43_NPHY_RFCTL_CMD_START); |
| udelay(20); |
| b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~0x1); |
| } |
| } |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSISel */ |
| static void b43_nphy_rssi_select(struct b43_wldev *dev, u8 code, |
| enum n_rssi_type type) |
| { |
| if (dev->phy.rev >= 19) |
| b43_nphy_rssi_select_rev19(dev, code, type); |
| else if (dev->phy.rev >= 3) |
| b43_nphy_rev3_rssi_select(dev, code, type); |
| else |
| b43_nphy_rev2_rssi_select(dev, code, type); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetRssi2055Vcm */ |
| static void b43_nphy_set_rssi_2055_vcm(struct b43_wldev *dev, |
| enum n_rssi_type rssi_type, u8 *buf) |
| { |
| int i; |
| for (i = 0; i < 2; i++) { |
| if (rssi_type == N_RSSI_NB) { |
| if (i == 0) { |
| b43_radio_maskset(dev, B2055_C1_B0NB_RSSIVCM, |
| 0xFC, buf[0]); |
| b43_radio_maskset(dev, B2055_C1_RX_BB_RSSICTL5, |
| 0xFC, buf[1]); |
| } else { |
| b43_radio_maskset(dev, B2055_C2_B0NB_RSSIVCM, |
| 0xFC, buf[2 * i]); |
| b43_radio_maskset(dev, B2055_C2_RX_BB_RSSICTL5, |
| 0xFC, buf[2 * i + 1]); |
| } |
| } else { |
| if (i == 0) |
| b43_radio_maskset(dev, B2055_C1_RX_BB_RSSICTL5, |
| 0xF3, buf[0] << 2); |
| else |
| b43_radio_maskset(dev, B2055_C2_RX_BB_RSSICTL5, |
| 0xF3, buf[2 * i + 1] << 2); |
| } |
| } |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/PollRssi */ |
| static int b43_nphy_poll_rssi(struct b43_wldev *dev, enum n_rssi_type rssi_type, |
| s32 *buf, u8 nsamp) |
| { |
| int i; |
| int out; |
| u16 save_regs_phy[9]; |
| u16 s[2]; |
| |
| /* TODO: rev7+ is treated like rev3+, what about rev19+? */ |
| |
| if (dev->phy.rev >= 3) { |
| save_regs_phy[0] = b43_phy_read(dev, B43_NPHY_AFECTL_C1); |
| save_regs_phy[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C2); |
| save_regs_phy[2] = b43_phy_read(dev, |
| B43_NPHY_RFCTL_LUT_TRSW_UP1); |
| save_regs_phy[3] = b43_phy_read(dev, |
| B43_NPHY_RFCTL_LUT_TRSW_UP2); |
| save_regs_phy[4] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER1); |
| save_regs_phy[5] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER); |
| save_regs_phy[6] = b43_phy_read(dev, B43_NPHY_TXF_40CO_B1S0); |
| save_regs_phy[7] = b43_phy_read(dev, B43_NPHY_TXF_40CO_B32S1); |
| save_regs_phy[8] = 0; |
| } else { |
| save_regs_phy[0] = b43_phy_read(dev, B43_NPHY_AFECTL_C1); |
| save_regs_phy[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C2); |
| save_regs_phy[2] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER); |
| save_regs_phy[3] = b43_phy_read(dev, B43_NPHY_RFCTL_CMD); |
| save_regs_phy[4] = b43_phy_read(dev, B43_NPHY_RFCTL_OVER); |
| save_regs_phy[5] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO1); |
| save_regs_phy[6] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO2); |
| save_regs_phy[7] = 0; |
| save_regs_phy[8] = 0; |
| } |
| |
| b43_nphy_rssi_select(dev, 5, rssi_type); |
| |
| if (dev->phy.rev < 2) { |
| save_regs_phy[8] = b43_phy_read(dev, B43_NPHY_GPIO_SEL); |
| b43_phy_write(dev, B43_NPHY_GPIO_SEL, 5); |
| } |
| |
| for (i = 0; i < 4; i++) |
| buf[i] = 0; |
| |
| for (i = 0; i < nsamp; i++) { |
| if (dev->phy.rev < 2) { |
| s[0] = b43_phy_read(dev, B43_NPHY_GPIO_LOOUT); |
| s[1] = b43_phy_read(dev, B43_NPHY_GPIO_HIOUT); |
| } else { |
| s[0] = b43_phy_read(dev, B43_NPHY_RSSI1); |
| s[1] = b43_phy_read(dev, B43_NPHY_RSSI2); |
| } |
| |
| buf[0] += ((s8)((s[0] & 0x3F) << 2)) >> 2; |
| buf[1] += ((s8)(((s[0] >> 8) & 0x3F) << 2)) >> 2; |
| buf[2] += ((s8)((s[1] & 0x3F) << 2)) >> 2; |
| buf[3] += ((s8)(((s[1] >> 8) & 0x3F) << 2)) >> 2; |
| } |
| out = (buf[0] & 0xFF) << 24 | (buf[1] & 0xFF) << 16 | |
| (buf[2] & 0xFF) << 8 | (buf[3] & 0xFF); |
| |
| if (dev->phy.rev < 2) |
| b43_phy_write(dev, B43_NPHY_GPIO_SEL, save_regs_phy[8]); |
| |
| if (dev->phy.rev >= 3) { |
| b43_phy_write(dev, B43_NPHY_AFECTL_C1, save_regs_phy[0]); |
| b43_phy_write(dev, B43_NPHY_AFECTL_C2, save_regs_phy[1]); |
| b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, |
| save_regs_phy[2]); |
| b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, |
| save_regs_phy[3]); |
| b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, save_regs_phy[4]); |
| b43_phy_write(dev, B43_NPHY_AFECTL_OVER, save_regs_phy[5]); |
| b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S0, save_regs_phy[6]); |
| b43_phy_write(dev, B43_NPHY_TXF_40CO_B32S1, save_regs_phy[7]); |
| } else { |
| b43_phy_write(dev, B43_NPHY_AFECTL_C1, save_regs_phy[0]); |
| b43_phy_write(dev, B43_NPHY_AFECTL_C2, save_regs_phy[1]); |
| b43_phy_write(dev, B43_NPHY_AFECTL_OVER, save_regs_phy[2]); |
| b43_phy_write(dev, B43_NPHY_RFCTL_CMD, save_regs_phy[3]); |
| b43_phy_write(dev, B43_NPHY_RFCTL_OVER, save_regs_phy[4]); |
| b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO1, save_regs_phy[5]); |
| b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO2, save_regs_phy[6]); |
| } |
| |
| return out; |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSICalRev3 */ |
| static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev) |
| { |
| struct b43_phy *phy = &dev->phy; |
| struct b43_phy_n *nphy = dev->phy.n; |
| |
| u16 saved_regs_phy_rfctl[2]; |
| 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, |
| 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, |
| 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, |
| B43_NPHY_REV7_RF_CTL_OVER3, B43_NPHY_REV7_RF_CTL_OVER4, |
| B43_NPHY_REV7_RF_CTL_OVER5, B43_NPHY_REV7_RF_CTL_OVER6, |
| 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, |
| B43_NPHY_REV7_RF_CTL_MISC_REG3, B43_NPHY_REV7_RF_CTL_MISC_REG4, |
| B43_NPHY_REV7_RF_CTL_MISC_REG5, B43_NPHY_REV7_RF_CTL_MISC_REG6, |
| B43_NPHY_RFCTL_RSSIO1, B43_NPHY_RFCTL_RSSIO2 |
| }; |
| u16 *regs_to_store; |
| int regs_amount; |
| |
| u16 class; |
| |
| u16 clip_state[2]; |
| u16 clip_off[2] = { 0xFFFF, 0xFFFF }; |
| |
| u8 vcm_final = 0; |
| s32 offset[4]; |
| s32 results[8][4] = { }; |
| s32 results_min[4] = { }; |
| s32 poll_results[4] = { }; |
| |
| u16 *rssical_radio_regs = NULL; |
| u16 *rssical_phy_regs = NULL; |
| |
| u16 r; /* routing */ |
| 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); |
| b43_nphy_write_clip_detection(dev, clip_off); |
| |
| 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 < 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); |
| |
| if (dev->phy.rev >= 7) { |
| b43_nphy_rf_ctl_override_one_to_many(dev, |
| N_RF_CTL_OVER_CMD_RXRF_PU, |
| 0, 0, false); |
| b43_nphy_rf_ctl_override_one_to_many(dev, |
| N_RF_CTL_OVER_CMD_RX_PU, |
| 1, 0, false); |
| b43_nphy_rf_ctl_override_rev7(dev, 0x80, 1, 0, false, 0); |
| b43_nphy_rf_ctl_override_rev7(dev, 0x40, 1, 0, false, 0); |
| if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) { |
| b43_nphy_rf_ctl_override_rev7(dev, 0x20, 0, 0, false, |
| 0); |
| b43_nphy_rf_ctl_override_rev7(dev, 0x10, 1, 0, false, |
| 0); |
| } else { |
| b43_nphy_rf_ctl_override_rev7(dev, 0x10, 0, 0, false, |
| 0); |
| b43_nphy_rf_ctl_override_rev7(dev, 0x20, 1, 0, false, |
| 0); |
| } |
| } else { |
| 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) == NL80211_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); |
| for (core = 0; core < 2; core++) { |
| if (!(rx_core_state & (1 << core))) |
| continue; |
| r = core ? B2056_RX1 : B2056_RX0; |
| b43_nphy_scale_offset_rssi(dev, 0, 0, core + 1, N_RAIL_I, |
| N_RSSI_NB); |
| b43_nphy_scale_offset_rssi(dev, 0, 0, core + 1, N_RAIL_Q, |
| N_RSSI_NB); |
| |
| /* Grab RSSI results for every possible VCM */ |
| for (vcm = 0; vcm < 8; vcm++) { |
| if (dev->phy.rev >= 7) |
| b43_radio_maskset(dev, |
| core ? R2057_NB_MASTER_CORE1 : |
| R2057_NB_MASTER_CORE0, |
| ~R2057_VCM_MASK, vcm); |
| else |
| b43_radio_maskset(dev, r | B2056_RX_RSSI_MISC, |
| 0xE3, vcm << 2); |
| b43_nphy_poll_rssi(dev, N_RSSI_NB, results[vcm], 8); |
| } |
| |
| /* Find out which VCM got the best results */ |
| for (i = 0; i < 4; i += 2) { |
| s32 currd; |
| s32 mind = 0x100000; |
| s32 minpoll = 249; |
| u8 minvcm = 0; |
| if (2 * core != i) |
| continue; |
| for (vcm = 0; vcm < 8; vcm++) { |
| currd = results[vcm][i] * results[vcm][i] + |
| results[vcm][i + 1] * results[vcm][i]; |
| if (currd < mind) { |
| mind = currd; |
| minvcm = vcm; |
| } |
| if (results[vcm][i] < minpoll) |
| minpoll = results[vcm][i]; |
| } |
| vcm_final = minvcm; |
| results_min[i] = minpoll; |
| } |
| |
| /* Select the best VCM */ |
| if (dev->phy.rev >= 7) |
| b43_radio_maskset(dev, |
| core ? R2057_NB_MASTER_CORE1 : |
| R2057_NB_MASTER_CORE0, |
| ~R2057_VCM_MASK, vcm); |
| else |
| b43_radio_maskset(dev, r | B2056_RX_RSSI_MISC, |
| 0xE3, vcm_final << 2); |
| |
| for (i = 0; i < 4; i++) { |
| if (core != i / 2) |
| continue; |
| offset[i] = -results[vcm_final][i]; |
| if (offset[i] < 0) |
| offset[i] = -((abs(offset[i]) + 4) / 8); |
| else |
| offset[i] = (offset[i] + 4) / 8; |
| if (results_min[i] == 248) |
| offset[i] = -32; |
| b43_nphy_scale_offset_rssi(dev, 0, offset[i], |
| (i / 2 == 0) ? 1 : 2, |
| (i % 2 == 0) ? N_RAIL_I : N_RAIL_Q, |
| N_RSSI_NB); |
| } |
| } |
| |
| for (core = 0; core < 2; core++) { |
| if (!(rx_core_state & (1 << core))) |
| continue; |
| for (i = 0; i < 2; i++) { |
| b43_nphy_scale_offset_rssi(dev, 0, 0, core + 1, |
| N_RAIL_I, i); |
| b43_nphy_scale_offset_rssi(dev, 0, 0, core + 1, |
| N_RAIL_Q, i); |
| b43_nphy_poll_rssi(dev, i, poll_results, 8); |
| for (j = 0; j < 4; j++) { |
| if (j / 2 == core) { |
| offset[j] = 232 - poll_results[j]; |
| if (offset[j] < 0) |
| offset[j] = -(abs(offset[j] + 4) / 8); |
| else |
| offset[j] = (offset[j] + 4) / 8; |
| b43_nphy_scale_offset_rssi(dev, 0, |
| offset[2 * core], core + 1, j % 2, i); |
| } |
| } |
| } |
| } |
| |
| b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, saved_regs_phy_rfctl[0]); |
| b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, saved_regs_phy_rfctl[1]); |
| |
| b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX); |
| |
| b43_phy_set(dev, B43_NPHY_TXF_40CO_B1S1, 0x1); |
| b43_phy_set(dev, B43_NPHY_RFCTL_CMD, B43_NPHY_RFCTL_CMD_START); |
| b43_phy_mask(dev, B43_NPHY_TXF_40CO_B1S1, ~0x1); |
| |
| 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_RFCTL_OVER, ~0x1); |
| |
| for (i = 0; i < regs_amount; i++) |
| b43_phy_write(dev, regs_to_store[i], saved_regs_phy[i]); |
| |
| /* Store for future configuration */ |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) { |
| rssical_radio_regs = nphy->rssical_cache.rssical_radio_regs_2G; |
| rssical_phy_regs = nphy->rssical_cache.rssical_phy_regs_2G; |
| } else { |
| rssical_radio_regs = nphy->rssical_cache.rssical_radio_regs_5G; |
| rssical_phy_regs = nphy->rssical_cache.rssical_phy_regs_5G; |
| } |
| if (dev->phy.rev >= 7) { |
| rssical_radio_regs[0] = b43_radio_read(dev, |
| R2057_NB_MASTER_CORE0); |
| rssical_radio_regs[1] = b43_radio_read(dev, |
| R2057_NB_MASTER_CORE1); |
| } else { |
| rssical_radio_regs[0] = b43_radio_read(dev, B2056_RX0 | |
| B2056_RX_RSSI_MISC); |
| rssical_radio_regs[1] = b43_radio_read(dev, B2056_RX1 | |
| B2056_RX_RSSI_MISC); |
| } |
| rssical_phy_regs[0] = b43_phy_read(dev, B43_NPHY_RSSIMC_0I_RSSI_Z); |
| rssical_phy_regs[1] = b43_phy_read(dev, B43_NPHY_RSSIMC_0Q_RSSI_Z); |
| rssical_phy_regs[2] = b43_phy_read(dev, B43_NPHY_RSSIMC_1I_RSSI_Z); |
| rssical_phy_regs[3] = b43_phy_read(dev, B43_NPHY_RSSIMC_1Q_RSSI_Z); |
| rssical_phy_regs[4] = b43_phy_read(dev, B43_NPHY_RSSIMC_0I_RSSI_X); |
| rssical_phy_regs[5] = b43_phy_read(dev, B43_NPHY_RSSIMC_0Q_RSSI_X); |
| rssical_phy_regs[6] = b43_phy_read(dev, B43_NPHY_RSSIMC_1I_RSSI_X); |
| rssical_phy_regs[7] = b43_phy_read(dev, B43_NPHY_RSSIMC_1Q_RSSI_X); |
| rssical_phy_regs[8] = b43_phy_read(dev, B43_NPHY_RSSIMC_0I_RSSI_Y); |
| rssical_phy_regs[9] = b43_phy_read(dev, B43_NPHY_RSSIMC_0Q_RSSI_Y); |
| rssical_phy_regs[10] = b43_phy_read(dev, B43_NPHY_RSSIMC_1I_RSSI_Y); |
| rssical_phy_regs[11] = b43_phy_read(dev, B43_NPHY_RSSIMC_1Q_RSSI_Y); |
| |
| /* Remember for which channel we store configuration */ |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) |
| nphy->rssical_chanspec_2G.center_freq = phy->chandef->chan->center_freq; |
| else |
| nphy->rssical_chanspec_5G.center_freq = phy->chandef->chan->center_freq; |
| |
| /* End of calibration, restore configuration */ |
| b43_nphy_classifier(dev, 7, class); |
| b43_nphy_write_clip_detection(dev, clip_state); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSICal */ |
| static void b43_nphy_rev2_rssi_cal(struct b43_wldev *dev, enum n_rssi_type type) |
| { |
| int i, j, vcm; |
| u8 state[4]; |
| u8 code, val; |
| u16 class, override; |
| u8 regs_save_radio[2]; |
| u16 regs_save_phy[2]; |
| |
| s32 offset[4]; |
| u8 core; |
| u8 rail; |
| |
| u16 clip_state[2]; |
| u16 clip_off[2] = { 0xFFFF, 0xFFFF }; |
| s32 results_min[4] = { }; |
| u8 vcm_final[4] = { }; |
| s32 results[4][4] = { }; |
| s32 miniq[4][2] = { }; |
| |
| if (type == N_RSSI_NB) { |
| code = 0; |
| val = 6; |
| } else if (type == N_RSSI_W1 || type == N_RSSI_W2) { |
| code = 25; |
| val = 4; |
| } else { |
| B43_WARN_ON(1); |
| return; |
| } |
| |
| class = b43_nphy_classifier(dev, 0, 0); |
| b43_nphy_classifier(dev, 7, 4); |
| b43_nphy_read_clip_detection(dev, clip_state); |
| b43_nphy_write_clip_detection(dev, clip_off); |
| |
| if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) |
| override = 0x140; |
| else |
| override = 0x110; |
| |
| regs_save_phy[0] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1); |
| regs_save_radio[0] = b43_radio_read(dev, B2055_C1_PD_RXTX); |
| b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, override); |
| b43_radio_write(dev, B2055_C1_PD_RXTX, val); |
| |
| regs_save_phy[1] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2); |
| regs_save_radio[1] = b43_radio_read(dev, B2055_C2_PD_RXTX); |
| b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, override); |
| b43_radio_write(dev, B2055_C2_PD_RXTX, val); |
| |
| state[0] = b43_radio_read(dev, B2055_C1_PD_RSSIMISC) & 0x07; |
| state[1] = b43_radio_read(dev, B2055_C2_PD_RSSIMISC) & 0x07; |
| b43_radio_mask(dev, B2055_C1_PD_RSSIMISC, 0xF8); |
| b43_radio_mask(dev, B2055_C2_PD_RSSIMISC, 0xF8); |
| state[2] = b43_radio_read(dev, B2055_C1_SP_RSSI) & 0x07; |
| state[3] = b43_radio_read(dev, B2055_C2_SP_RSSI) & 0x07; |
| |
| b43_nphy_rssi_select(dev, 5, type); |
| b43_nphy_scale_offset_rssi(dev, 0, 0, 5, N_RAIL_I, type); |
| b43_nphy_scale_offset_rssi(dev, 0, 0, 5, N_RAIL_Q, type); |
| |
| for (vcm = 0; vcm < 4; vcm++) { |
| u8 tmp[4]; |
| for (j = 0; j < 4; j++) |
| tmp[j] = vcm; |
| if (type != N_RSSI_W2) |
| b43_nphy_set_rssi_2055_vcm(dev, type, tmp); |
| b43_nphy_poll_rssi(dev, type, results[vcm], 8); |
| if (type == N_RSSI_W1 || type == N_RSSI_W2) |
| for (j = 0; j < 2; j++) |
| miniq[vcm][j] = min(results[vcm][2 * j], |
| results[vcm][2 * j + 1]); |
| } |
| |
| for (i = 0; i < 4; i++) { |
| s32 mind = 0x100000; |
| u8 minvcm = 0; |
| s32 minpoll = 249; |
| s32 currd; |
| for (vcm = 0; vcm < 4; vcm++) { |
| if (type == N_RSSI_NB) |
| currd = abs(results[vcm][i] - code * 8); |
| else |
| currd = abs(miniq[vcm][i / 2] - code * 8); |
| |
| if (currd < mind) { |
| mind = currd; |
| minvcm = vcm; |
| } |
| |
| if (results[vcm][i] < minpoll) |
| minpoll = results[vcm][i]; |
| } |
| results_min[i] = minpoll; |
| vcm_final[i] = minvcm; |
| } |
| |
| if (type != N_RSSI_W2) |
| b43_nphy_set_rssi_2055_vcm(dev, type, vcm_final); |
| |
| for (i = 0; i < 4; i++) { |
| offset[i] = (code * 8) - results[vcm_final[i]][i]; |
| |
| if (offset[i] < 0) |
| offset[i] = -((abs(offset[i]) + 4) / 8); |
| else |
| offset[i] = (offset[i] + 4) / 8; |
| |
| if (results_min[i] == 248) |
| offset[i] = code - 32; |
| |
| core = (i / 2) ? 2 : 1; |
| rail = (i % 2) ? N_RAIL_Q : N_RAIL_I; |
| |
| b43_nphy_scale_offset_rssi(dev, 0, offset[i], core, rail, |
| type); |
| } |
| |
| b43_radio_maskset(dev, B2055_C1_PD_RSSIMISC, 0xF8, state[0]); |
| b43_radio_maskset(dev, B2055_C2_PD_RSSIMISC, 0xF8, state[1]); |
| |
| switch (state[2]) { |
| case 1: |
| b43_nphy_rssi_select(dev, 1, N_RSSI_NB); |
| break; |
| case 4: |
| b43_nphy_rssi_select(dev, 1, N_RSSI_W1); |
| break; |
| case 2: |
| b43_nphy_rssi_select(dev, 1, N_RSSI_W2); |
| break; |
| default: |
| b43_nphy_rssi_select(dev, 1, N_RSSI_W2); |
| break; |
| } |
| |
| switch (state[3]) { |
| case 1: |
| b43_nphy_rssi_select(dev, 2, N_RSSI_NB); |
| break; |
| case 4: |
| b43_nphy_rssi_select(dev, 2, N_RSSI_W1); |
| break; |
| default: |
| b43_nphy_rssi_select(dev, 2, N_RSSI_W2); |
| break; |
| } |
| |
| b43_nphy_rssi_select(dev, 0, type); |
| |
| b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs_save_phy[0]); |
| b43_radio_write(dev, B2055_C1_PD_RXTX, regs_save_radio[0]); |
| b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs_save_phy[1]); |
| b43_radio_write(dev, B2055_C2_PD_RXTX, regs_save_radio[1]); |
| |
| b43_nphy_classifier(dev, 7, class); |
| b43_nphy_write_clip_detection(dev, clip_state); |
| /* Specs don't say about reset here, but it makes wl and b43 dumps |
| identical, it really seems wl performs this */ |
| b43_nphy_reset_cca(dev); |
| } |
| |
| /* |
| * RSSI Calibration |
| * http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSICal |
| */ |
| static void b43_nphy_rssi_cal(struct b43_wldev *dev) |
| { |
| if (dev->phy.rev >= 19) { |
| /* TODO */ |
| } else if (dev->phy.rev >= 3) { |
| b43_nphy_rev3_rssi_cal(dev); |
| } else { |
| b43_nphy_rev2_rssi_cal(dev, N_RSSI_NB); |
| b43_nphy_rev2_rssi_cal(dev, N_RSSI_W1); |
| b43_nphy_rev2_rssi_cal(dev, N_RSSI_W2); |
| } |
| } |
| |
| /************************************************** |
| * Workarounds |
| **************************************************/ |
| |
| static void b43_nphy_gain_ctl_workarounds_rev19(struct b43_wldev *dev) |
| { |
| /* TODO */ |
| } |
| |
| static void b43_nphy_gain_ctl_workarounds_rev7(struct b43_wldev *dev) |
| { |
| struct b43_phy *phy = &dev->phy; |
| |
| switch (phy->rev) { |
| /* TODO */ |
| } |
| } |
| |
| static void b43_nphy_gain_ctl_workarounds_rev3(struct b43_wldev *dev) |
| { |
| struct ssb_sprom *sprom = dev->dev->bus_sprom; |
| |
| bool ghz5; |
| bool ext_lna; |
| u16 rssi_gain; |
| struct nphy_gain_ctl_workaround_entry *e; |
| u8 lpf_gain[6] = { 0x00, 0x06, 0x0C, 0x12, 0x12, 0x12 }; |
| u8 lpf_bits[6] = { 0, 1, 2, 3, 3, 3 }; |
| |
| /* Prepare values */ |
| ghz5 = b43_phy_read(dev, B43_NPHY_BANDCTL) |
| & B43_NPHY_BANDCTL_5GHZ; |
| ext_lna = ghz5 ? sprom->boardflags_hi & B43_BFH_EXTLNA_5GHZ : |
| sprom->boardflags_lo & B43_BFL_EXTLNA; |
| e = b43_nphy_get_gain_ctl_workaround_ent(dev, ghz5, ext_lna); |
| if (ghz5 && dev->phy.rev >= 5) |
| rssi_gain = 0x90; |
| else |
| rssi_gain = 0x50; |
| |
| b43_phy_set(dev, B43_NPHY_RXCTL, 0x0040); |
| |
| /* 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); |
| |
| b43_radio_write(dev, B2056_RX0 | B2056_RX_BIASPOLE_LNAG1_IDAC, |
| 0x17); |
| b43_radio_write(dev, B2056_RX1 | B2056_RX_BIASPOLE_LNAG1_IDAC, |
| 0x17); |
| b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAG2_IDAC, 0xF0); |
| b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAG2_IDAC, 0xF0); |
| b43_radio_write(dev, B2056_RX0 | B2056_RX_RSSI_POLE, 0x00); |
| b43_radio_write(dev, B2056_RX1 | B2056_RX_RSSI_POLE, 0x00); |
| b43_radio_write(dev, B2056_RX0 | B2056_RX_RSSI_GAIN, |
| rssi_gain); |
| b43_radio_write(dev, B2056_RX1 | B2056_RX_RSSI_GAIN, |
| rssi_gain); |
| b43_radio_write(dev, B2056_RX0 | B2056_RX_BIASPOLE_LNAA1_IDAC, |
| 0x17); |
| b43_radio_write(dev, B2056_RX1 | B2056_RX_BIASPOLE_LNAA1_IDAC, |
| 0x17); |
| b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAA2_IDAC, 0xFF); |
| b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAA2_IDAC, 0xFF); |
| |
| b43_ntab_write_bulk(dev, B43_NTAB8(0, 8), 4, e->lna1_gain); |
| b43_ntab_write_bulk(dev, B43_NTAB8(1, 8), 4, e->lna1_gain); |
| b43_ntab_write_bulk(dev, B43_NTAB8(0, 16), 4, e->lna2_gain); |
| b43_ntab_write_bulk(dev, B43_NTAB8(1, 16), 4, e->lna2_gain); |
| b43_ntab_write_bulk(dev, B43_NTAB8(0, 32), 10, e->gain_db); |
| b43_ntab_write_bulk(dev, B43_NTAB8(1, 32), 10, e->gain_db); |
| b43_ntab_write_bulk(dev, B43_NTAB8(2, 32), 10, e->gain_bits); |
| b43_ntab_write_bulk(dev, B43_NTAB8(3, 32), 10, e->gain_bits); |
| b43_ntab_write_bulk(dev, B43_NTAB8(0, 0x40), 6, lpf_gain); |
| b43_ntab_write_bulk(dev, B43_NTAB8(1, 0x40), 6, lpf_gain); |
| b43_ntab_write_bulk(dev, B43_NTAB8(2, 0x40), 6, lpf_bits); |
| b43_ntab_write_bulk(dev, B43_NTAB8(3, 0x40), 6, lpf_bits); |
| |
| b43_phy_write(dev, B43_NPHY_REV3_C1_INITGAIN_A, e->init_gain); |
| b43_phy_write(dev, B43_NPHY_REV3_C2_INITGAIN_A, e->init_gain); |
| |
| b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x106), 2, |
| e->rfseq_init); |
| |
| b43_phy_write(dev, B43_NPHY_REV3_C1_CLIP_HIGAIN_A, e->cliphi_gain); |
| b43_phy_write(dev, B43_NPHY_REV3_C2_CLIP_HIGAIN_A, e->cliphi_gain); |
| b43_phy_write(dev, B43_NPHY_REV3_C1_CLIP_MEDGAIN_A, e->clipmd_gain); |
| b43_phy_write(dev, B43_NPHY_REV3_C2_CLIP_MEDGAIN_A, e->clipmd_gain); |
| b43_phy_write(dev, B43_NPHY_REV3_C1_CLIP_LOGAIN_A, e->cliplo_gain); |
| b43_phy_write(dev, B43_NPHY_REV3_C2_CLIP_LOGAIN_A, e->cliplo_gain); |
| |
| b43_phy_maskset(dev, B43_NPHY_CRSMINPOWER0, 0xFF00, e->crsmin); |
| b43_phy_maskset(dev, B43_NPHY_CRSMINPOWERL0, 0xFF00, e->crsminl); |
| b43_phy_maskset(dev, B43_NPHY_CRSMINPOWERU0, 0xFF00, e->crsminu); |
| b43_phy_write(dev, B43_NPHY_C1_NBCLIPTHRES, e->nbclip); |
| b43_phy_write(dev, B43_NPHY_C2_NBCLIPTHRES, e->nbclip); |
| b43_phy_maskset(dev, B43_NPHY_C1_CLIPWBTHRES, |
| ~B43_NPHY_C1_CLIPWBTHRES_CLIP2, e->wlclip); |
| b43_phy_maskset(dev, B43_NPHY_C2_CLIPWBTHRES, |
| ~B43_NPHY_C2_CLIPWBTHRES_CLIP2, e->wlclip); |
| b43_phy_write(dev, B43_NPHY_CCK_SHIFTB_REF, 0x809C); |
| } |
| |
| static void b43_nphy_gain_ctl_workarounds_rev1_2(struct b43_wldev *dev) |
| { |
| struct b43_phy_n *nphy = dev->phy.n; |
| |
| u8 i, j; |
| u8 code; |
| u16 tmp; |
| u8 rfseq_events[3] = { 6, 8, 7 }; |
| u8 rfseq_delays[3] = { 10, 30, 1 }; |
| |
| /* 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); |
| |
| /* Set narrowband clip threshold */ |
| b43_phy_write(dev, B43_NPHY_C1_NBCLIPTHRES, 0x84); |
| b43_phy_write(dev, B43_NPHY_C2_NBCLIPTHRES, 0x84); |
| |
| if (!b43_is_40mhz(dev)) { |
| /* Set dwell lengths */ |
| b43_phy_write(dev, B43_NPHY_CLIP1_NBDWELL_LEN, 0x002B); |
| b43_phy_write(dev, B43_NPHY_CLIP2_NBDWELL_LEN, 0x002B); |
| b43_phy_write(dev, B43_NPHY_W1CLIP1_DWELL_LEN, 0x0009); |
| b43_phy_write(dev, B43_NPHY_W1CLIP2_DWELL_LEN, 0x0009); |
| } |
| |
| /* Set wideband clip 2 threshold */ |
| b43_phy_maskset(dev, B43_NPHY_C1_CLIPWBTHRES, |
| ~B43_NPHY_C1_CLIPWBTHRES_CLIP2, 21); |
| b43_phy_maskset(dev, B43_NPHY_C2_CLIPWBTHRES, |
| ~B43_NPHY_C2_CLIPWBTHRES_CLIP2, 21); |
| |
| if (!b43_is_40mhz(dev)) { |
| b43_phy_maskset(dev, B43_NPHY_C1_CGAINI, |
| ~B43_NPHY_C1_CGAINI_GAINBKOFF, 0x1); |
| b43_phy_maskset(dev, B43_NPHY_C2_CGAINI, |
| ~B43_NPHY_C2_CGAINI_GAINBKOFF, 0x1); |
| b43_phy_maskset(dev, B43_NPHY_C1_CCK_CGAINI, |
| ~B43_NPHY_C1_CCK_CGAINI_GAINBKOFF, 0x1); |
| b43_phy_maskset(dev, B43_NPHY_C2_CCK_CGAINI, |
| ~B43_NPHY_C2_CCK_CGAINI_GAINBKOFF, 0x1); |
| } |
| |
| b43_phy_write(dev, B43_NPHY_CCK_SHIFTB_REF, 0x809C); |
| |
| if (nphy->gain_boost) { |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ && |
| b43_is_40mhz(dev)) |
| code = 4; |
| else |
| code = 5; |
| } else { |
| code = b43_is_40mhz(dev) ? 6 : 7; |
| } |
| |
| /* Set HPVGA2 index */ |
| b43_phy_maskset(dev, B43_NPHY_C1_INITGAIN, ~B43_NPHY_C1_INITGAIN_HPVGA2, |
| code << B43_NPHY_C1_INITGAIN_HPVGA2_SHIFT); |
| b43_phy_maskset(dev, B43_NPHY_C2_INITGAIN, ~B43_NPHY_C2_INITGAIN_HPVGA2, |
| code << B43_NPHY_C2_INITGAIN_HPVGA2_SHIFT); |
| |
| b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x1D06); |
| /* specs say about 2 loops, but wl does 4 */ |
| for (i = 0; i < 4; i++) |
| b43_phy_write(dev, B43_NPHY_TABLE_DATALO, (code << 8 | 0x7C)); |
| |
| b43_nphy_adjust_lna_gain_table(dev); |
| |
| if (nphy->elna_gain_config) { |
| b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x0808); |
| b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0); |
| b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1); |
| b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1); |
| b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1); |
| |
| b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x0C08); |
| b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0); |
| b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1); |
| b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1); |
| b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1); |
| |
| b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x1D06); |
| /* specs say about 2 loops, but wl does 4 */ |
| for (i = 0; i < 4; i++) |
| b43_phy_write(dev, B43_NPHY_TABLE_DATALO, |
| (code << 8 | 0x74)); |
| } |
| |
| if (dev->phy.rev == 2) { |
| for (i = 0; i < 4; i++) { |
| b43_phy_write(dev, B43_NPHY_TABLE_ADDR, |
| (0x0400 * i) + 0x0020); |
| for (j = 0; j < 21; j++) { |
| tmp = j * (i < 2 ? 3 : 1); |
| b43_phy_write(dev, |
| B43_NPHY_TABLE_DATALO, tmp); |
| } |
| } |
| } |
| |
| b43_nphy_set_rf_sequence(dev, 5, rfseq_events, rfseq_delays, 3); |
| b43_phy_maskset(dev, B43_NPHY_OVER_DGAIN1, |
| ~B43_NPHY_OVER_DGAIN_CCKDGECV & 0xFFFF, |
| 0x5A << B43_NPHY_OVER_DGAIN_CCKDGECV_SHIFT); |
| |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) |
| b43_phy_maskset(dev, B43_PHY_N(0xC5D), 0xFF80, 4); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/WorkaroundsGainCtrl */ |
| static void b43_nphy_gain_ctl_workarounds(struct b43_wldev *dev) |
| { |
| if (dev->phy.rev >= 19) |
| b43_nphy_gain_ctl_workarounds_rev19(dev); |
| else if (dev->phy.rev >= 7) |
| b43_nphy_gain_ctl_workarounds_rev7(dev); |
| else if (dev->phy.rev >= 3) |
| b43_nphy_gain_ctl_workarounds_rev3(dev); |
| else |
| b43_nphy_gain_ctl_workarounds_rev1_2(dev); |
| } |
| |
| static void b43_nphy_workarounds_rev7plus(struct b43_wldev *dev) |
| { |
| struct ssb_sprom *sprom = dev->dev->bus_sprom; |
| struct b43_phy *phy = &dev->phy; |
| |
| /* TX to RX */ |
| u8 tx2rx_events[7] = { 4, 3, 5, 2, 1, 8, 31, }; |
| 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 }; |
| u8 rx2tx_delays_ipa[9] = { 8, 6, 6, 4, 4, 16, 43, 1, 1 }; |
| |
| static const u16 ntab7_15e_16e[] = { 0, 0x10f, 0x10f }; |
| u8 ntab7_138_146[] = { 0x11, 0x11 }; |
| u8 ntab7_133[] = { 0x77, 0x11, 0x11 }; |
| |
| u16 lpf_ofdm_20mhz[2], lpf_ofdm_40mhz[2], lpf_11b[2]; |
| u16 bcap_val; |
| s16 bcap_val_11b[2], bcap_val_11n_20[2], bcap_val_11n_40[2]; |
| u16 scap_val; |
| s16 scap_val_11b[2], scap_val_11n_20[2], scap_val_11n_40[2]; |
| bool rccal_ovrd = false; |
| |
| u16 bias, conv, filt; |
| |
| u32 noise_tbl[2]; |
| |
| u32 tmp32; |
| u8 core; |
| |
| b43_phy_write(dev, B43_NPHY_PHASETR_A0, 0x0125); |
| b43_phy_write(dev, B43_NPHY_PHASETR_A1, 0x01b3); |
| b43_phy_write(dev, B43_NPHY_PHASETR_A2, 0x0105); |
| b43_phy_write(dev, B43_NPHY_PHASETR_B0, 0x016e); |
| b43_phy_write(dev, B43_NPHY_PHASETR_B1, 0x00cd); |
| b43_phy_write(dev, B43_NPHY_PHASETR_B2, 0x0020); |
| |
| if (phy->rev == 7) { |
| b43_phy_set(dev, B43_NPHY_FINERX2_CGC, 0x10); |
| b43_phy_maskset(dev, B43_NPHY_FREQGAIN0, 0xFF80, 0x0020); |
| b43_phy_maskset(dev, B43_NPHY_FREQGAIN0, 0x80FF, 0x2700); |
| b43_phy_maskset(dev, B43_NPHY_FREQGAIN1, 0xFF80, 0x002E); |
| b43_phy_maskset(dev, B43_NPHY_FREQGAIN1, 0x80FF, 0x3300); |
| b43_phy_maskset(dev, B43_NPHY_FREQGAIN2, 0xFF80, 0x0037); |
| b43_phy_maskset(dev, B43_NPHY_FREQGAIN2, 0x80FF, 0x3A00); |
| b43_phy_maskset(dev, B43_NPHY_FREQGAIN3, 0xFF80, 0x003C); |
| b43_phy_maskset(dev, B43_NPHY_FREQGAIN3, 0x80FF, 0x3E00); |
| b43_phy_maskset(dev, B43_NPHY_FREQGAIN4, 0xFF80, 0x003E); |
| b43_phy_maskset(dev, B43_NPHY_FREQGAIN4, 0x80FF, 0x3F00); |
| b43_phy_maskset(dev, B43_NPHY_FREQGAIN5, 0xFF80, 0x0040); |
| b43_phy_maskset(dev, B43_NPHY_FREQGAIN5, 0x80FF, 0x4000); |
| b43_phy_maskset(dev, B43_NPHY_FREQGAIN6, 0xFF80, 0x0040); |
| b43_phy_maskset(dev, B43_NPHY_FREQGAIN6, 0x80FF, 0x4000); |
| b43_phy_maskset(dev, B43_NPHY_FREQGAIN7, 0xFF80, 0x0040); |
| b43_phy_maskset(dev, B43_NPHY_FREQGAIN7, 0x80FF, 0x4000); |
| } |
| |
| if (phy->rev >= 16) { |
| b43_phy_write(dev, B43_NPHY_FORCEFRONT0, 0x7ff); |
| b43_phy_write(dev, B43_NPHY_FORCEFRONT1, 0x7ff); |
| } else if (phy->rev <= 8) { |
| b43_phy_write(dev, B43_NPHY_FORCEFRONT0, 0x1B0); |
| b43_phy_write(dev, B43_NPHY_FORCEFRONT1, 0x1B0); |
| } |
| |
| if (phy->rev >= 16) |
| b43_phy_maskset(dev, B43_NPHY_TXTAILCNT, ~0xFF, 0xa0); |
| else if (phy->rev >= 8) |
| b43_phy_maskset(dev, B43_NPHY_TXTAILCNT, ~0xFF, 0x72); |
| |
| b43_ntab_write(dev, B43_NTAB16(8, 0x00), 2); |
| b43_ntab_write(dev, B43_NTAB16(8, 0x10), 2); |
| tmp32 = b43_ntab_read(dev, B43_NTAB32(30, 0)); |
| tmp32 &= 0xffffff; |
| b43_ntab_write(dev, B43_NTAB32(30, 0), tmp32); |
| b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x15d), 3, ntab7_15e_16e); |
| b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x16d), 3, ntab7_15e_16e); |
| |
| b43_nphy_set_rf_sequence(dev, 1, tx2rx_events, tx2rx_delays, |
| ARRAY_SIZE(tx2rx_events)); |
| if (b43_nphy_ipa(dev)) |
| b43_nphy_set_rf_sequence(dev, 0, rx2tx_events_ipa, |
| rx2tx_delays_ipa, ARRAY_SIZE(rx2tx_events_ipa)); |
| |
| b43_phy_maskset(dev, B43_NPHY_EPS_OVERRIDEI_0, 0x3FFF, 0x4000); |
| b43_phy_maskset(dev, B43_NPHY_EPS_OVERRIDEI_1, 0x3FFF, 0x4000); |
| |
| for (core = 0; core < 2; core++) { |
| lpf_ofdm_20mhz[core] = b43_nphy_read_lpf_ctl(dev, 0x154 + core * 0x10); |
| lpf_ofdm_40mhz[core] = b43_nphy_read_lpf_ctl(dev, 0x159 + core * 0x10); |
| lpf_11b[core] = b43_nphy_read_lpf_ctl(dev, 0x152 + core * 0x10); |
| } |
| |
| bcap_val = b43_radio_read(dev, R2057_RCCAL_BCAP_VAL); |
| scap_val = b43_radio_read(dev, R2057_RCCAL_SCAP_VAL); |
| |
| if (b43_nphy_ipa(dev)) { |
| bool ghz2 = b43_current_band(dev->wl) == NL80211_BAND_2GHZ; |
| |
| switch (phy->radio_rev) { |
| case 5: |
| /* Check radio version (to be 0) by PHY rev for now */ |
| if (phy->rev == 8 && b43_is_40mhz(dev)) { |
| for (core = 0; core < 2; core++) { |
| scap_val_11b[core] = scap_val; |
| bcap_val_11b[core] = bcap_val; |
| scap_val_11n_20[core] = scap_val; |
| bcap_val_11n_20[core] = bcap_val; |
| scap_val_11n_40[core] = 0xc; |
| bcap_val_11n_40[core] = 0xc; |
| } |
| |
| rccal_ovrd = true; |
| } |
| if (phy->rev == 9) { |
| /* TODO: Radio version 1 (e.g. BCM5357B0) */ |
| } |
| break; |
| case 7: |
| case 8: |
| for (core = 0; core < 2; core++) { |
| scap_val_11b[core] = scap_val; |
| bcap_val_11b[core] = bcap_val; |
| lpf_ofdm_20mhz[core] = 4; |
| lpf_11b[core] = 1; |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) { |
| scap_val_11n_20[core] = 0xc; |
| bcap_val_11n_20[core] = 0xc; |
| scap_val_11n_40[core] = 0xa; |
| bcap_val_11n_40[core] = 0xa; |
| } else { |
| scap_val_11n_20[core] = 0x14; |
| bcap_val_11n_20[core] = 0x14; |
| scap_val_11n_40[core] = 0xf; |
| bcap_val_11n_40[core] = 0xf; |
| } |
| } |
| |
| rccal_ovrd = true; |
| break; |
| case 9: |
| for (core = 0; core < 2; core++) { |
| bcap_val_11b[core] = bcap_val; |
| scap_val_11b[core] = scap_val; |
| lpf_11b[core] = 1; |
| |
| if (ghz2) { |
| bcap_val_11n_20[core] = bcap_val + 13; |
| scap_val_11n_20[core] = scap_val + 15; |
| } else { |
| bcap_val_11n_20[core] = bcap_val + 14; |
| scap_val_11n_20[core] = scap_val + 15; |
| } |
| lpf_ofdm_20mhz[core] = 4; |
| |
| if (ghz2) { |
| bcap_val_11n_40[core] = bcap_val - 7; |
| scap_val_11n_40[core] = scap_val - 5; |
| } else { |
| bcap_val_11n_40[core] = bcap_val + 2; |
| scap_val_11n_40[core] = scap_val + 4; |
| } |
| lpf_ofdm_40mhz[core] = 4; |
| } |
| |
| rccal_ovrd = true; |
| break; |
| case 14: |
| for (core = 0; core < 2; core++) { |
| bcap_val_11b[core] = bcap_val; |
| scap_val_11b[core] = scap_val; |
| lpf_11b[core] = 1; |
| } |
| |
| bcap_val_11n_20[0] = bcap_val + 20; |
| scap_val_11n_20[0] = scap_val + 20; |
| lpf_ofdm_20mhz[0] = 3; |
| |
| bcap_val_11n_20[1] = bcap_val + 16; |
| scap_val_11n_20[1] = scap_val + 16; |
| lpf_ofdm_20mhz[1] = 3; |
| |
| bcap_val_11n_40[0] = bcap_val + 20; |
| scap_val_11n_40[0] = scap_val + 20; |
| lpf_ofdm_40mhz[0] = 4; |
| |
| bcap_val_11n_40[1] = bcap_val + 10; |
| scap_val_11n_40[1] = scap_val + 10; |
| lpf_ofdm_40mhz[1] = 4; |
| |
| rccal_ovrd = true; |
| break; |
| } |
| } else { |
| if (phy->radio_rev == 5) { |
| for (core = 0; core < 2; core++) { |
| lpf_ofdm_20mhz[core] = 1; |
| lpf_ofdm_40mhz[core] = 3; |
| scap_val_11b[core] = scap_val; |
| bcap_val_11b[core] = bcap_val; |
| scap_val_11n_20[core] = 0x11; |
| scap_val_11n_40[core] = 0x11; |
| bcap_val_11n_20[core] = 0x13; |
| bcap_val_11n_40[core] = 0x13; |
| } |
| |
| rccal_ovrd = true; |
| } |
| } |
| if (rccal_ovrd) { |
| u16 rx2tx_lut_20_11b[2], rx2tx_lut_20_11n[2], rx2tx_lut_40_11n[2]; |
| u8 rx2tx_lut_extra = 1; |
| |
| for (core = 0; core < 2; core++) { |
| bcap_val_11b[core] = clamp_val(bcap_val_11b[core], 0, 0x1f); |
| scap_val_11b[core] = clamp_val(scap_val_11b[core], 0, 0x1f); |
| bcap_val_11n_20[core] = clamp_val(bcap_val_11n_20[core], 0, 0x1f); |
| scap_val_11n_20[core] = clamp_val(scap_val_11n_20[core], 0, 0x1f); |
| bcap_val_11n_40[core] = clamp_val(bcap_val_11n_40[core], 0, 0x1f); |
| scap_val_11n_40[core] = clamp_val(scap_val_11n_40[core], 0, 0x1f); |
| |
| rx2tx_lut_20_11b[core] = (rx2tx_lut_extra << 13) | |
| (bcap_val_11b[core] << 8) | |
| (scap_val_11b[core] << 3) | |
| lpf_11b[core]; |
| rx2tx_lut_20_11n[core] = (rx2tx_lut_extra << 13) | |
| (bcap_val_11n_20[core] << 8) | |
| (scap_val_11n_20[core] << 3) | |
| lpf_ofdm_20mhz[core]; |
| rx2tx_lut_40_11n[core] = (rx2tx_lut_extra << 13) | |
| (bcap_val_11n_40[core] << 8) | |
| (scap_val_11n_40[core] << 3) | |
| lpf_ofdm_40mhz[core]; |
| } |
| |
| for (core = 0; core < 2; core++) { |
| b43_ntab_write(dev, B43_NTAB16(7, 0x152 + core * 16), |
| rx2tx_lut_20_11b[core]); |
| b43_ntab_write(dev, B43_NTAB16(7, 0x153 + core * 16), |
| rx2tx_lut_20_11n[core]); |
| b43_ntab_write(dev, B43_NTAB16(7, 0x154 + core * 16), |
| rx2tx_lut_20_11n[core]); |
| b43_ntab_write(dev, B43_NTAB16(7, 0x155 + core * 16), |
| rx2tx_lut_40_11n[core]); |
| b43_ntab_write(dev, B43_NTAB16(7, 0x156 + core * 16), |
| rx2tx_lut_40_11n[core]); |
| b43_ntab_write(dev, B43_NTAB16(7, 0x157 + core * 16), |
| rx2tx_lut_40_11n[core]); |
| b43_ntab_write(dev, B43_NTAB16(7, 0x158 + core * 16), |
| rx2tx_lut_40_11n[core]); |
| b43_ntab_write(dev, B43_NTAB16(7, 0x159 + core * 16), |
| rx2tx_lut_40_11n[core]); |
| } |
| } |
| |
| b43_phy_write(dev, 0x32F, 0x3); |
| |
| if (phy->radio_rev == 4 || phy->radio_rev == 6) |
| b43_nphy_rf_ctl_override_rev7(dev, 4, 1, 3, false, 0); |
| |
| if (phy->radio_rev == 3 || phy->radio_rev == 4 || phy->radio_rev == 6) { |
| if (sprom->revision && |
| sprom->boardflags2_hi & B43_BFH2_IPALVLSHIFT_3P3) { |
| b43_radio_write(dev, 0x5, 0x05); |
| b43_radio_write(dev, 0x6, 0x30); |
| b43_radio_write(dev, 0x7, 0x00); |
| b43_radio_set(dev, 0x4f, 0x1); |
| b43_radio_set(dev, 0xd4, 0x1); |
| bias = 0x1f; |
| conv = 0x6f; |
| filt = 0xaa; |
| } else { |
| bias = 0x2b; |
| conv = 0x7f; |
| filt = 0xee; |
| } |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) { |
| for (core = 0; core < 2; core++) { |
| if (core == 0) { |
| b43_radio_write(dev, 0x5F, bias); |
| b43_radio_write(dev, 0x64, conv); |
| b43_radio_write(dev, 0x66, filt); |
| } else { |
| b43_radio_write(dev, 0xE8, bias); |
| b43_radio_write(dev, 0xE9, conv); |
| b43_radio_write(dev, 0xEB, filt); |
| } |
| } |
| } |
| } |
| |
| if (b43_nphy_ipa(dev)) { |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) { |
| if (phy->radio_rev == 3 || phy->radio_rev == 4 || |
| phy->radio_rev == 6) { |
| for (core = 0; core < 2; core++) { |
| if (core == 0) |
| b43_radio_write(dev, 0x51, |
| 0x7f); |
| else |
| b43_radio_write(dev, 0xd6, |
| 0x7f); |
| } |
| } |
| switch (phy->radio_rev) { |
| case 3: |
| for (core = 0; core < 2; core++) { |
| if (core == 0) { |
| b43_radio_write(dev, 0x64, |
| 0x13); |
| b43_radio_write(dev, 0x5F, |
| 0x1F); |
| b43_radio_write(dev, 0x66, |
| 0xEE); |
| b43_radio_write(dev, 0x59, |
| 0x8A); |
| b43_radio_write(dev, 0x80, |
| 0x3E); |
| } else { |
| b43_radio_write(dev, 0x69, |
| 0x13); |
| b43_radio_write(dev, 0xE8, |
| 0x1F); |
| b43_radio_write(dev, 0xEB, |
| 0xEE); |
| b43_radio_write(dev, 0xDE, |
| 0x8A); |
| b43_radio_write(dev, 0x105, |
| 0x3E); |
| } |
| } |
| break; |
| case 7: |
| case 8: |
| if (!b43_is_40mhz(dev)) { |
| b43_radio_write(dev, 0x5F, 0x14); |
| b43_radio_write(dev, 0xE8, 0x12); |
| } else { |
| b43_radio_write(dev, 0x5F, 0x16); |
| b43_radio_write(dev, 0xE8, 0x16); |
| } |
| break; |
| case 14: |
| for (core = 0; core < 2; core++) { |
| int o = core ? 0x85 : 0; |
| |
| b43_radio_write(dev, o + R2057_IPA2G_CASCONV_CORE0, 0x13); |
| b43_radio_write(dev, o + R2057_TXMIX2G_TUNE_BOOST_PU_CORE0, 0x21); |
| b43_radio_write(dev, o + R2057_IPA2G_BIAS_FILTER_CORE0, 0xff); |
| b43_radio_write(dev, o + R2057_PAD2G_IDACS_CORE0, 0x88); |
| b43_radio_write(dev, o + R2057_PAD2G_TUNE_PUS_CORE0, 0x23); |
| b43_radio_write(dev, o + R2057_IPA2G_IMAIN_CORE0, 0x16); |
| b43_radio_write(dev, o + R2057_PAD_BIAS_FILTER_BWS_CORE0, 0x3e); |
| b43_radio_write(dev, o + R2057_BACKUP1_CORE0, 0x10); |
| } |
| break; |
| } |
| } else { |
| u16 freq = phy->chandef->chan->center_freq; |
| if ((freq >= 5180 && freq <= 5230) || |
| (freq >= 5745 && freq <= 5805)) { |
| b43_radio_write(dev, 0x7D, 0xFF); |
| b43_radio_write(dev, 0xFE, 0xFF); |
| } |
| } |
| } else { |
| if (phy->radio_rev != 5) { |
| for (core = 0; core < 2; core++) { |
| if (core == 0) { |
| b43_radio_write(dev, 0x5c, 0x61); |
| b43_radio_write(dev, 0x51, 0x70); |
| } else { |
| b43_radio_write(dev, 0xe1, 0x61); |
| b43_radio_write(dev, 0xd6, 0x70); |
| } |
| } |
| } |
| } |
| |
| if (phy->radio_rev == 4) { |
| b43_ntab_write(dev, B43_NTAB16(8, 0x05), 0x20); |
| b43_ntab_write(dev, B43_NTAB16(8, 0x15), 0x20); |
| for (core = 0; core < 2; core++) { |
| if (core == 0) { |
| b43_radio_write(dev, 0x1a1, 0x00); |
| b43_radio_write(dev, 0x1a2, 0x3f); |
| b43_radio_write(dev, 0x1a6, 0x3f); |
| } else { |
| b43_radio_write(dev, 0x1a7, 0x00); |
| b43_radio_write(dev, 0x1ab, 0x3f); |
| b43_radio_write(dev, 0x1ac, 0x3f); |
| } |
| } |
| } else { |
| b43_phy_set(dev, B43_NPHY_AFECTL_C1, 0x4); |
| b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x4); |
| b43_phy_set(dev, B43_NPHY_AFECTL_C2, 0x4); |
| b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x4); |
| |
| b43_phy_mask(dev, B43_NPHY_AFECTL_C1, ~0x1); |
| b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x1); |
| b43_phy_mask(dev, B43_NPHY_AFECTL_C2, ~0x1); |
| b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x1); |
| b43_ntab_write(dev, B43_NTAB16(8, 0x05), 0); |
| b43_ntab_write(dev, B43_NTAB16(8, 0x15), 0); |
| |
| b43_phy_mask(dev, B43_NPHY_AFECTL_C1, ~0x4); |
| b43_phy_mask(dev, B43_NPHY_AFECTL_OVER1, ~0x4); |
| b43_phy_mask(dev, B43_NPHY_AFECTL_C2, ~0x4); |
| b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, ~0x4); |
| } |
| |
| b43_phy_write(dev, B43_NPHY_ENDROP_TLEN, 0x2); |
| |
| b43_ntab_write(dev, B43_NTAB32(16, 0x100), 20); |
| b43_ntab_write_bulk(dev, B43_NTAB8(7, 0x138), 2, ntab7_138_146); |
| b43_ntab_write(dev, B43_NTAB16(7, 0x141), 0x77); |
| b43_ntab_write_bulk(dev, B43_NTAB8(7, 0x133), 3, ntab7_133); |
| b43_ntab_write_bulk(dev, B43_NTAB8(7, 0x146), 2, ntab7_138_146); |
| b43_ntab_write(dev, B43_NTAB16(7, 0x123), 0x77); |
| b43_ntab_write(dev, B43_NTAB16(7, 0x12A), 0x77); |
| |
| b43_ntab_read_bulk(dev, B43_NTAB32(16, 0x02), 1, noise_tbl); |
| noise_tbl[1] = b43_is_40mhz(dev) ? 0x14D : 0x18D; |
| b43_ntab_write_bulk(dev, B43_NTAB32(16, 0x02), 2, noise_tbl); |
| |
| b43_ntab_read_bulk(dev, B43_NTAB32(16, 0x7E), 1, noise_tbl); |
| noise_tbl[1] = b43_is_40mhz(dev) ? 0x14D : 0x18D; |
| b43_ntab_write_bulk(dev, B43_NTAB32(16, 0x7E), 2, noise_tbl); |
| |
| b43_nphy_gain_ctl_workarounds(dev); |
| |
| /* TODO |
| b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x08), 4, |
| aux_adc_vmid_rev7_core0); |
| b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x18), 4, |
| aux_adc_vmid_rev7_core1); |
| b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x0C), 4, |
| aux_adc_gain_rev7); |
| b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x1C), 4, |
| aux_adc_gain_rev7); |
| */ |
| } |
| |
| static void b43_nphy_workarounds_rev3plus(struct b43_wldev *dev) |
| { |
| struct b43_phy_n *nphy = dev->phy.n; |
| struct ssb_sprom *sprom = dev->dev->bus_sprom; |
| |
| /* TX to RX */ |
| 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 }; |
| u8 rx2tx_delays_ipa[9] = { 8, 6, 6, 4, 4, 16, 43, 1, 1 }; |
| 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; |
| |
| b43_phy_write(dev, B43_NPHY_FORCEFRONT0, 0x1f8); |
| b43_phy_write(dev, B43_NPHY_FORCEFRONT1, 0x1f8); |
| |
| tmp32 = b43_ntab_read(dev, B43_NTAB32(30, 0)); |
| tmp32 &= 0xffffff; |
| b43_ntab_write(dev, B43_NTAB32(30, 0), tmp32); |
| |
| b43_phy_write(dev, B43_NPHY_PHASETR_A0, 0x0125); |
| b43_phy_write(dev, B43_NPHY_PHASETR_A1, 0x01B3); |
| b43_phy_write(dev, B43_NPHY_PHASETR_A2, 0x0105); |
| b43_phy_write(dev, B43_NPHY_PHASETR_B0, 0x016E); |
| b43_phy_write(dev, B43_NPHY_PHASETR_B1, 0x00CD); |
| b43_phy_write(dev, B43_NPHY_PHASETR_B2, 0x0020); |
| |
| b43_phy_write(dev, B43_NPHY_REV3_C1_CLIP_LOGAIN_B, 0x000C); |
| b43_phy_write(dev, B43_NPHY_REV3_C2_CLIP_LOGAIN_B, 0x000C); |
| |
| /* TX to RX */ |
| b43_nphy_set_rf_sequence(dev, 1, tx2rx_events, tx2rx_delays, |
| ARRAY_SIZE(tx2rx_events)); |
| |
| /* RX to TX */ |
| if (b43_nphy_ipa(dev)) |
| b43_nphy_set_rf_sequence(dev, 0, rx2tx_events_ipa, |
| rx2tx_delays_ipa, ARRAY_SIZE(rx2tx_events_ipa)); |
| if (nphy->hw_phyrxchain != 3 && |
| nphy->hw_phyrxchain != nphy->hw_phytxchain) { |
| if (b43_nphy_ipa(dev)) { |
| rx2tx_delays[5] = 59; |
| rx2tx_delays[6] = 1; |
| rx2tx_events[7] = 0x1F; |
| } |
| b43_nphy_set_rf_sequence(dev, 0, rx2tx_events, rx2tx_delays, |
| ARRAY_SIZE(rx2tx_events)); |
| } |
| |
| tmp16 = (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) ? |
| 0x2 : 0x9C40; |
| b43_phy_write(dev, B43_NPHY_ENDROP_TLEN, tmp16); |
| |
| b43_phy_maskset(dev, B43_NPHY_SGILTRNOFFSET, 0xF0FF, 0x0700); |
| |
| if (!b43_is_40mhz(dev)) { |
| b43_ntab_write(dev, B43_NTAB32(16, 3), 0x18D); |
| b43_ntab_write(dev, B43_NTAB32(16, 127), 0x18D); |
| } else { |
| b43_ntab_write(dev, B43_NTAB32(16, 3), 0x14D); |
| b43_ntab_write(dev, B43_NTAB32(16, 127), 0x14D); |
| } |
| |
| b43_nphy_gain_ctl_workarounds(dev); |
| |
| b43_ntab_write(dev, B43_NTAB16(8, 0), 2); |
| b43_ntab_write(dev, B43_NTAB16(8, 16), 2); |
| |
| if (b43_current_band(dev->wl) == NL80211_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) == NL80211_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) == NL80211_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) != NL80211_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); |
| b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_BIAS_MAIN, 0x06); |
| b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_BIAS_MAIN, 0x06); |
| b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_BIAS_AUX, 0x07); |
| b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_BIAS_AUX, 0x07); |
| b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_LOB_BIAS, 0x88); |
| b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_LOB_BIAS, 0x88); |
| b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_CMFB_IDAC, 0x00); |
| b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_CMFB_IDAC, 0x00); |
| b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXG_CMFB_IDAC, 0x00); |
| b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXG_CMFB_IDAC, 0x00); |
| |
| /* N PHY WAR TX Chain Update with hw_phytxchain as argument */ |
| |
| if ((sprom->boardflags2_lo & B43_BFL2_APLL_WAR && |
| b43_current_band(dev->wl) == NL80211_BAND_5GHZ) || |
| (sprom->boardflags2_lo & B43_BFL2_GPLL_WAR && |
| b43_current_band(dev->wl) == NL80211_BAND_2GHZ)) |
| tmp32 = 0x00088888; |
| else |
| tmp32 = 0x88888888; |
| b43_ntab_write(dev, B43_NTAB32(30, 1), tmp32); |
| b43_ntab_write(dev, B43_NTAB32(30, 2), tmp32); |
| b43_ntab_write(dev, B43_NTAB32(30, 3), tmp32); |
| |
| if (dev->phy.rev == 4 && |
| b43_current_band(dev->wl) == NL80211_BAND_5GHZ) { |
| b43_radio_write(dev, B2056_TX0 | B2056_TX_GMBB_IDAC, |
| 0x70); |
| b43_radio_write(dev, B2056_TX1 | B2056_TX_GMBB_IDAC, |
| 0x70); |
| } |
| |
| /* 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_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); |
| b43_phy_write(dev, B43_NPHY_ED_CRS20LDEASSERTTHRESH0, 0x0381); |
| b43_phy_write(dev, B43_NPHY_ED_CRS20LDEASSERTTHRESH1, 0x0381); |
| b43_phy_write(dev, B43_NPHY_ED_CRS20UASSERTTHRESH0, 0x042b); |
| b43_phy_write(dev, B43_NPHY_ED_CRS20UASSERTTHRESH1, 0x042b); |
| b43_phy_write(dev, B43_NPHY_ED_CRS20UDEASSERTTHRESH0, 0x0381); |
| b43_phy_write(dev, B43_NPHY_ED_CRS20UDEASSERTTHRESH1, 0x0381); |
| |
| if (dev->phy.rev >= 6 && sprom->boardflags2_lo & B43_BFL2_SINGLEANT_CCK) |
| ; /* TODO: 0x0080000000000000 HF */ |
| } |
| |
| static void b43_nphy_workarounds_rev1_2(struct b43_wldev *dev) |
| { |
| struct ssb_sprom *sprom = dev->dev->bus_sprom; |
| 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 (sprom->boardflags2_lo & B43_BFL2_SKWRKFEM_BRD || |
| dev->dev->board_type == BCMA_BOARD_TYPE_BCM943224M93) { |
| delays1[0] = 0x1; |
| delays1[5] = 0x14; |
| } |
| |
| if (b43_current_band(dev->wl) == NL80211_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); |
| } |
| |
| b43_ntab_write(dev, B43_NTAB16(8, 0x00), 0x000A); |
| b43_ntab_write(dev, B43_NTAB16(8, 0x10), 0x000A); |
| if (dev->phy.rev < 3) { |
| b43_ntab_write(dev, B43_NTAB16(8, 0x02), 0xCDAA); |
| b43_ntab_write(dev, B43_NTAB16(8, 0x12), 0xCDAA); |
| } |
| |
| if (dev->phy.rev < 2) { |
| b43_ntab_write(dev, B43_NTAB16(8, 0x08), 0x0000); |
| b43_ntab_write(dev, B43_NTAB16(8, 0x18), 0x0000); |
| 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), 0x0800); |
| b43_ntab_write(dev, B43_NTAB16(8, 0x16), 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); |
| |
| b43_nphy_set_rf_sequence(dev, 0, events1, delays1, 7); |
| b43_nphy_set_rf_sequence(dev, 1, events2, delays2, 7); |
| |
| b43_nphy_gain_ctl_workarounds(dev); |
| |
| if (dev->phy.rev < 2) { |
| if (b43_phy_read(dev, B43_NPHY_RXCTL) & 0x2) |
| b43_hf_write(dev, b43_hf_read(dev) | |
| B43_HF_MLADVW); |
| } 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); |
| |
| if (dev->phy.rev < 3) { |
| b43_phy_mask(dev, B43_NPHY_PIL_DW1, |
| ~B43_NPHY_PIL_DW_64QAM & 0xFFFF); |
| 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); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/Workarounds */ |
| static void b43_nphy_workarounds(struct b43_wldev *dev) |
| { |
| struct b43_phy *phy = &dev->phy; |
| struct b43_phy_n *nphy = phy->n; |
| |
| if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) |
| 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); |
| |
| /* TODO: rev19+ */ |
| if (dev->phy.rev >= 7) |
| b43_nphy_workarounds_rev7plus(dev); |
| else if (dev->phy.rev >= 3) |
| b43_nphy_workarounds_rev3plus(dev); |
| else |
| b43_nphy_workarounds_rev1_2(dev); |
| |
| if (nphy->hang_avoid) |
| b43_nphy_stay_in_carrier_search(dev, 0); |
| } |
| |
| /************************************************** |
| * Tx/Rx common |
| **************************************************/ |
| |
| /* |
| * Transmits a known value for LO calibration |
| * http://bcm-v4.sipsolutions.net/802.11/PHY/N/TXTone |
| */ |
| static int b43_nphy_tx_tone(struct b43_wldev *dev, u32 freq, u16 max_val, |
| bool iqmode, bool dac_test, bool modify_bbmult) |
| { |
| u16 samp = b43_nphy_gen_load_samples(dev, freq, max_val, dac_test); |
| if (samp == 0) |
| return -1; |
| b43_nphy_run_samples(dev, samp, 0xFFFF, 0, iqmode, dac_test, |
| modify_bbmult); |
| return 0; |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/Chains */ |
| static void b43_nphy_update_txrx_chain(struct b43_wldev *dev) |
| { |
| struct b43_phy_n *nphy = dev->phy.n; |
| |
| bool override = false; |
| u16 chain = 0x33; |
| |
| if (nphy->txrx_chain == 0) { |
| chain = 0x11; |
| override = true; |
| } else if (nphy->txrx_chain == 1) { |
| chain = 0x22; |
| override = true; |
| } |
| |
| b43_phy_maskset(dev, B43_NPHY_RFSEQCA, |
| ~(B43_NPHY_RFSEQCA_TXEN | B43_NPHY_RFSEQCA_RXEN), |
| chain); |
| |
| if (override) |
| b43_phy_set(dev, B43_NPHY_RFSEQMODE, |
| B43_NPHY_RFSEQMODE_CAOVER); |
| else |
| b43_phy_mask(dev, B43_NPHY_RFSEQMODE, |
| ~B43_NPHY_RFSEQMODE_CAOVER); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/stop-playback */ |
| static void b43_nphy_stop_playback(struct b43_wldev *dev) |
| { |
| struct b43_phy *phy = &dev->phy; |
| struct b43_phy_n *nphy = dev->phy.n; |
| u16 tmp; |
| |
| if (nphy->hang_avoid) |
| b43_nphy_stay_in_carrier_search(dev, 1); |
| |
| tmp = b43_phy_read(dev, B43_NPHY_SAMP_STAT); |
| if (tmp & 0x1) |
| b43_phy_set(dev, B43_NPHY_SAMP_CMD, B43_NPHY_SAMP_CMD_STOP); |
| else if (tmp & 0x2) |
| b43_phy_mask(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x7FFF); |
| |
| b43_phy_mask(dev, B43_NPHY_SAMP_CMD, ~0x0004); |
| |
| if (nphy->bb_mult_save & 0x80000000) { |
| tmp = nphy->bb_mult_save & 0xFFFF; |
| b43_ntab_write(dev, B43_NTAB16(15, 87), tmp); |
| nphy->bb_mult_save = 0; |
| } |
| |
| if (phy->rev >= 7 && nphy->lpf_bw_overrode_for_sample_play) { |
| if (phy->rev >= 19) |
| b43_nphy_rf_ctl_override_rev19(dev, 0x80, 0, 0, true, |
| 1); |
| else |
| b43_nphy_rf_ctl_override_rev7(dev, 0x80, 0, 0, true, 1); |
| nphy->lpf_bw_overrode_for_sample_play = false; |
| } |
| |
| if (nphy->hang_avoid) |
| b43_nphy_stay_in_carrier_search(dev, 0); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/IqCalGainParams */ |
| static void b43_nphy_iq_cal_gain_params(struct b43_wldev *dev, u16 core, |
| struct nphy_txgains target, |
| struct nphy_iqcal_params *params) |
| { |
| struct b43_phy *phy = &dev->phy; |
| int i, j, indx; |
| u16 gain; |
| |
| if (dev->phy.rev >= 3) { |
| params->tx_lpf = target.tx_lpf[core]; /* Rev 7+ */ |
| params->txgm = target.txgm[core]; |
| params->pga = target.pga[core]; |
| params->pad = target.pad[core]; |
| params->ipa = target.ipa[core]; |
| if (phy->rev >= 19) { |
| /* TODO */ |
| } else if (phy->rev >= 7) { |
| params->cal_gain = (params->txgm << 12) | (params->pga << 8) | (params->pad << 3) | (params->ipa) | (params->tx_lpf << 15); |
| } else { |
| params->cal_gain = (params->txgm << 12) | (params->pga << 8) | (params->pad << 4) | (params->ipa); |
| } |
| for (j = 0; j < 5; j++) |
| params->ncorr[j] = 0x79; |
| } else { |
| gain = (target.pad[core]) | (target.pga[core] << 4) | |
| (target.txgm[core] << 8); |
| |
| indx = (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) ? |
| 1 : 0; |
| for (i = 0; i < 9; i++) |
| if (tbl_iqcal_gainparams[indx][i][0] == gain) |
| break; |
| i = min(i, 8); |
| |
| params->txgm = tbl_iqcal_gainparams[indx][i][1]; |
| params->pga = tbl_iqcal_gainparams[indx][i][2]; |
| params->pad = tbl_iqcal_gainparams[indx][i][3]; |
| params->cal_gain = (params->txgm << 7) | (params->pga << 4) | |
| (params->pad << 2); |
| for (j = 0; j < 4; j++) |
| params->ncorr[j] = tbl_iqcal_gainparams[indx][i][4 + j]; |
| } |
| } |
| |
| /************************************************** |
| * Tx and Rx |
| **************************************************/ |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrCtrlEnable */ |
| static void b43_nphy_tx_power_ctrl(struct b43_wldev *dev, bool enable) |
| { |
| struct b43_phy *phy = &dev->phy; |
| struct b43_phy_n *nphy = dev->phy.n; |
| u8 i; |
| u16 bmask, val, tmp; |
| enum nl80211_band band = b43_current_band(dev->wl); |
| |
| if (nphy->hang_avoid) |
| b43_nphy_stay_in_carrier_search(dev, 1); |
| |
| nphy->txpwrctrl = enable; |
| if (!enable) { |
| if (dev->phy.rev >= 3 && |
| (b43_phy_read(dev, B43_NPHY_TXPCTL_CMD) & |
| (B43_NPHY_TXPCTL_CMD_COEFF | |
| B43_NPHY_TXPCTL_CMD_HWPCTLEN | |
| B43_NPHY_TXPCTL_CMD_PCTLEN))) { |
| /* We disable enabled TX pwr ctl, save it's state */ |
| nphy->tx_pwr_idx[0] = b43_phy_read(dev, |
| B43_NPHY_C1_TXPCTL_STAT) & 0x7f; |
| nphy->tx_pwr_idx[1] = b43_phy_read(dev, |
| B43_NPHY_C2_TXPCTL_STAT) & 0x7f; |
| } |
| |
| b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x6840); |
| for (i = 0; i < 84; i++) |
| b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0); |
| |
| b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x6C40); |
| for (i = 0; i < 84; i++) |
| b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0); |
| |
| tmp = B43_NPHY_TXPCTL_CMD_COEFF | B43_NPHY_TXPCTL_CMD_HWPCTLEN; |
| if (dev->phy.rev >= 3) |
| tmp |= B43_NPHY_TXPCTL_CMD_PCTLEN; |
| b43_phy_mask(dev, B43_NPHY_TXPCTL_CMD, ~tmp); |
| |
| if (dev->phy.rev >= 3) { |
| b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x0100); |
| b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0100); |
| } else { |
| b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x4000); |
| } |
| |
| if (dev->phy.rev == 2) |
| b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3, |
| ~B43_NPHY_BPHY_CTL3_SCALE, 0x53); |
| else if (dev->phy.rev < 2) |
| b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3, |
| ~B43_NPHY_BPHY_CTL3_SCALE, 0x5A); |
| |
| if (dev->phy.rev < 2 && b43_is_40mhz(dev)) |
| b43_hf_write(dev, b43_hf_read(dev) | B43_HF_TSSIRPSMW); |
| } else { |
| 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); |
| |
| bmask = B43_NPHY_TXPCTL_CMD_COEFF | |
| B43_NPHY_TXPCTL_CMD_HWPCTLEN; |
| /* wl does useless check for "enable" param here */ |
| val = B43_NPHY_TXPCTL_CMD_COEFF | B43_NPHY_TXPCTL_CMD_HWPCTLEN; |
| if (dev->phy.rev >= 3) { |
| bmask |= B43_NPHY_TXPCTL_CMD_PCTLEN; |
| if (val) |
| val |= B43_NPHY_TXPCTL_CMD_PCTLEN; |
| } |
| b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD, ~(bmask), val); |
| |
| if (band == NL80211_BAND_5GHZ) { |
| if (phy->rev >= 19) { |
| /* TODO */ |
| } else if (phy->rev >= 7) { |
| b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD, |
| ~B43_NPHY_TXPCTL_CMD_INIT, |
| 0x32); |
| b43_phy_maskset(dev, B43_NPHY_TXPCTL_INIT, |
| ~B43_NPHY_TXPCTL_INIT_PIDXI1, |
| 0x32); |
| } else { |
| b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD, |
| ~B43_NPHY_TXPCTL_CMD_INIT, |
| 0x64); |
| if (phy->rev > 1) |
| b43_phy_maskset(dev, |
| B43_NPHY_TXPCTL_INIT, |
| ~B43_NPHY_TXPCTL_INIT_PIDXI1, |
| 0x64); |
| } |
| } |
| |
| if (dev->phy.rev >= 3) { |
| if (nphy->tx_pwr_idx[0] != 128 && |
| nphy->tx_pwr_idx[1] != 128) { |
| /* Recover TX pwr ctl state */ |
| b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD, |
| ~B43_NPHY_TXPCTL_CMD_INIT, |
| nphy->tx_pwr_idx[0]); |
| if (dev->phy.rev > 1) |
| b43_phy_maskset(dev, |
| B43_NPHY_TXPCTL_INIT, |
| ~0xff, nphy->tx_pwr_idx[1]); |
| } |
| } |
| |
| if (phy->rev >= 7) { |
| /* TODO */ |
| } |
| |
| if (dev->phy.rev >= 3) { |
| b43_phy_mask(dev, B43_NPHY_AFECTL_OVER1, ~0x100); |
| b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, ~0x100); |
| } else { |
| b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, ~0x4000); |
| } |
| |
| if (dev->phy.rev == 2) |
| b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3, ~0xFF, 0x3b); |
| else if (dev->phy.rev < 2) |
| b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3, ~0xFF, 0x40); |
| |
| if (dev->phy.rev < 2 && b43_is_40mhz(dev)) |
| b43_hf_write(dev, b43_hf_read(dev) & ~B43_HF_TSSIRPSMW); |
| |
| if (b43_nphy_ipa(dev)) { |
| b43_phy_mask(dev, B43_NPHY_PAPD_EN0, ~0x4); |
| b43_phy_mask(dev, B43_NPHY_PAPD_EN1, ~0x4); |
| } |
| } |
| |
| if (nphy->hang_avoid) |
| b43_nphy_stay_in_carrier_search(dev, 0); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrFix */ |
| static void b43_nphy_tx_power_fix(struct b43_wldev *dev) |
| { |
| struct b43_phy *phy = &dev->phy; |
| struct b43_phy_n *nphy = dev->phy.n; |
| struct ssb_sprom *sprom = dev->dev->bus_sprom; |
| |
| u8 txpi[2], bbmult, i; |
| u16 tmp, radio_gain, dac_gain; |
| u16 freq = phy->chandef->chan->center_freq; |
| u32 txgain; |
| /* u32 gaintbl; rev3+ */ |
| |
| if (nphy->hang_avoid) |
| b43_nphy_stay_in_carrier_search(dev, 1); |
| |
| /* TODO: rev19+ */ |
| if (dev->phy.rev >= 7) { |
| txpi[0] = txpi[1] = 30; |
| } else if (dev->phy.rev >= 3) { |
| txpi[0] = 40; |
| txpi[1] = 40; |
| } else if (sprom->revision < 4) { |
| txpi[0] = 72; |
| txpi[1] = 72; |
| } else { |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) { |
| txpi[0] = sprom->txpid2g[0]; |
| txpi[1] = sprom->txpid2g[1]; |
| } else if (freq >= 4900 && freq < 5100) { |
| txpi[0] = sprom->txpid5gl[0]; |
| txpi[1] = sprom->txpid5gl[1]; |
| } else if (freq >= 5100 && freq < 5500) { |
| txpi[0] = sprom->txpid5g[0]; |
| txpi[1] = sprom->txpid5g[1]; |
| } else if (freq >= 5500) { |
| txpi[0] = sprom->txpid5gh[0]; |
| txpi[1] = sprom->txpid5gh[1]; |
| } else { |
| txpi[0] = 91; |
| txpi[1] = 91; |
| } |
| } |
| if (dev->phy.rev < 7 && |
| (txpi[0] < 40 || txpi[0] > 100 || txpi[1] < 40 || txpi[1] > 100)) |
| txpi[0] = txpi[1] = 91; |
| |
| /* |
| for (i = 0; i < 2; i++) { |
| nphy->txpwrindex[i].index_internal = txpi[i]; |
| nphy->txpwrindex[i].index_internal_save = txpi[i]; |
| } |
| */ |
| |
| for (i = 0; i < 2; i++) { |
| const u32 *table = b43_nphy_get_tx_gain_table(dev); |
| |
| if (!table) |
| break; |
| txgain = *(table + txpi[i]); |
| |
| if (dev->phy.rev >= 3) |
| radio_gain = (txgain >> 16) & 0x1FFFF; |
| else |
| radio_gain = (txgain >> 16) & 0x1FFF; |
| |
| if (dev->phy.rev >= 7) |
| dac_gain = (txgain >> 8) & 0x7; |
| else |
| dac_gain = (txgain >> 8) & 0x3F; |
| bbmult = txgain & 0xFF; |
| |
| if (dev->phy.rev >= 3) { |
| if (i == 0) |
| b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x0100); |
| else |
| b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0100); |
| } else { |
| b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x4000); |
| } |
| |
| if (i == 0) |
| b43_phy_write(dev, B43_NPHY_AFECTL_DACGAIN1, dac_gain); |
| else |
| b43_phy_write(dev, B43_NPHY_AFECTL_DACGAIN2, dac_gain); |
| |
| b43_ntab_write(dev, B43_NTAB16(0x7, 0x110 + i), radio_gain); |
| |
| tmp = b43_ntab_read(dev, B43_NTAB16(0xF, 0x57)); |
| if (i == 0) |
| tmp = (tmp & 0x00FF) | (bbmult << 8); |
| else |
| tmp = (tmp & 0xFF00) | bbmult; |
| b43_ntab_write(dev, B43_NTAB16(0xF, 0x57), tmp); |
| |
| if (b43_nphy_ipa(dev)) { |
| u32 tmp32; |
| u16 reg = (i == 0) ? |
| B43_NPHY_PAPD_EN0 : B43_NPHY_PAPD_EN1; |
| tmp32 = b43_ntab_read(dev, B43_NTAB32(26 + i, |
| 576 + txpi[i])); |
| b43_phy_maskset(dev, reg, 0xE00F, (u32) tmp32 << 4); |
| b43_phy_set(dev, reg, 0x4); |
| } |
| } |
| |
| b43_phy_mask(dev, B43_NPHY_BPHY_CTL2, ~B43_NPHY_BPHY_CTL2_LUT); |
| |
| if (nphy->hang_avoid) |
| b43_nphy_stay_in_carrier_search(dev, 0); |
| } |
| |
| static void b43_nphy_ipa_internal_tssi_setup(struct b43_wldev *dev) |
| { |
| struct b43_phy *phy = &dev->phy; |
| |
| u8 core; |
| u16 r; /* routing */ |
| |
| if (phy->rev >= 19) { |
| /* TODO */ |
| } else if (phy->rev >= 7) { |
| for (core = 0; core < 2; core++) { |
| r = core ? 0x190 : 0x170; |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) { |
| b43_radio_write(dev, r + 0x5, 0x5); |
| b43_radio_write(dev, r + 0x9, 0xE); |
| if (phy->rev != 5) |
| b43_radio_write(dev, r + 0xA, 0); |
| if (phy->rev != 7) |
| b43_radio_write(dev, r + 0xB, 1); |
| else |
| b43_radio_write(dev, r + 0xB, 0x31); |
| } else { |
| b43_radio_write(dev, r + 0x5, 0x9); |
| b43_radio_write(dev, r + 0x9, 0xC); |
| b43_radio_write(dev, r + 0xB, 0x0); |
| if (phy->rev != 5) |
| b43_radio_write(dev, r + 0xA, 1); |
| else |
| b43_radio_write(dev, r + 0xA, 0x31); |
| } |
| b43_radio_write(dev, r + 0x6, 0); |
| b43_radio_write(dev, r + 0x7, 0); |
| b43_radio_write(dev, r + 0x8, 3); |
| b43_radio_write(dev, r + 0xC, 0); |
| } |
| } else { |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) |
| b43_radio_write(dev, B2056_SYN_RESERVED_ADDR31, 0x128); |
| else |
| b43_radio_write(dev, B2056_SYN_RESERVED_ADDR31, 0x80); |
| b43_radio_write(dev, B2056_SYN_RESERVED_ADDR30, 0); |
| b43_radio_write(dev, B2056_SYN_GPIO_MASTER1, 0x29); |
| |
| for (core = 0; core < 2; core++) { |
| r = core ? B2056_TX1 : B2056_TX0; |
| |
| b43_radio_write(dev, r | B2056_TX_IQCAL_VCM_HG, 0); |
| b43_radio_write(dev, r | B2056_TX_IQCAL_IDAC, 0); |
| b43_radio_write(dev, r | B2056_TX_TSSI_VCM, 3); |
| b43_radio_write(dev, r | B2056_TX_TX_AMP_DET, 0); |
| b43_radio_write(dev, r | B2056_TX_TSSI_MISC1, 8); |
| b43_radio_write(dev, r | B2056_TX_TSSI_MISC2, 0); |
| b43_radio_write(dev, r | B2056_TX_TSSI_MISC3, 0); |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) { |
| b43_radio_write(dev, r | B2056_TX_TX_SSI_MASTER, |
| 0x5); |
| if (phy->rev != 5) |
| b43_radio_write(dev, r | B2056_TX_TSSIA, |
| 0x00); |
| if (phy->rev >= 5) |
| b43_radio_write(dev, r | B2056_TX_TSSIG, |
| 0x31); |
| else |
| b43_radio_write(dev, r | B2056_TX_TSSIG, |
| 0x11); |
| b43_radio_write(dev, r | B2056_TX_TX_SSI_MUX, |
| 0xE); |
| } else { |
| b43_radio_write(dev, r | B2056_TX_TX_SSI_MASTER, |
| 0x9); |
| b43_radio_write(dev, r | B2056_TX_TSSIA, 0x31); |
| b43_radio_write(dev, r | B2056_TX_TSSIG, 0x0); |
| b43_radio_write(dev, r | B2056_TX_TX_SSI_MUX, |
| 0xC); |
| } |
| } |
| } |
| } |
| |
| /* |
| * Stop radio and transmit known signal. Then check received signal strength to |
| * get TSSI (Transmit Signal Strength Indicator). |
| * http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrCtrlIdleTssi |
| */ |
| static void b43_nphy_tx_power_ctl_idle_tssi(struct b43_wldev *dev) |
| { |
| struct b43_phy *phy = &dev->phy; |
| struct b43_phy_n *nphy = dev->phy.n; |
| |
| u32 tmp; |
| s32 rssi[4] = { }; |
| |
| if (phy->chandef->chan->flags & IEEE80211_CHAN_NO_IR) |
| return; |
| |
| if (b43_nphy_ipa(dev)) |
| b43_nphy_ipa_internal_tssi_setup(dev); |
| |
| if (phy->rev >= 19) |
| b43_nphy_rf_ctl_override_rev19(dev, 0x1000, 0, 3, false, 0); |
| else if (phy->rev >= 7) |
| b43_nphy_rf_ctl_override_rev7(dev, 0x1000, 0, 3, false, 0); |
| else if (phy->rev >= 3) |
| b43_nphy_rf_ctl_override(dev, 0x2000, 0, 3, false); |
| |
| b43_nphy_stop_playback(dev); |
| b43_nphy_tx_tone(dev, 4000, 0, false, false, false); |
| udelay(20); |
| tmp = b43_nphy_poll_rssi(dev, N_RSSI_TSSI_2G, rssi, 1); |
| b43_nphy_stop_playback(dev); |
| |
| b43_nphy_rssi_select(dev, 0, N_RSSI_W1); |
| |
| if (phy->rev >= 19) |
| b43_nphy_rf_ctl_override_rev19(dev, 0x1000, 0, 3, true, 0); |
| else if (phy->rev >= 7) |
| b43_nphy_rf_ctl_override_rev7(dev, 0x1000, 0, 3, true, 0); |
| else if (phy->rev >= 3) |
| b43_nphy_rf_ctl_override(dev, 0x2000, 0, 3, true); |
| |
| if (phy->rev >= 19) { |
| /* TODO */ |
| return; |
| } else if (phy->rev >= 3) { |
| nphy->pwr_ctl_info[0].idle_tssi_5g = (tmp >> 24) & 0xFF; |
| nphy->pwr_ctl_info[1].idle_tssi_5g = (tmp >> 8) & 0xFF; |
| } else { |
| nphy->pwr_ctl_info[0].idle_tssi_5g = (tmp >> 16) & 0xFF; |
| nphy->pwr_ctl_info[1].idle_tssi_5g = tmp & 0xFF; |
| } |
| nphy->pwr_ctl_info[0].idle_tssi_2g = (tmp >> 24) & 0xFF; |
| nphy->pwr_ctl_info[1].idle_tssi_2g = (tmp >> 8) & 0xFF; |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/PHY/N/TxPwrLimitToTbl */ |
| static void b43_nphy_tx_prepare_adjusted_power_table(struct b43_wldev *dev) |
| { |
| struct b43_phy_n *nphy = dev->phy.n; |
| |
| 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]; |
| |
| for (stf_mode = 0; stf_mode < 4; stf_mode++) { |
| delta = 0; |
| switch (stf_mode) { |
| case 0: |
| if (b43_is_40mhz(dev) && dev->phy.rev >= 5) { |
| idx = 68; |
| } else { |
| delta = 1; |
| idx = b43_is_40mhz(dev) ? 52 : 4; |
| } |
| break; |
| case 1: |
| idx = b43_is_40mhz(dev) ? 76 : 28; |
| break; |
| case 2: |
| idx = b43_is_40mhz(dev) ? 84 : 36; |
| break; |
| case 3: |
| idx = b43_is_40mhz(dev) ? 92 : 44; |
| break; |
| } |
| |
| for (i = 0; i < 20; i++) { |
| nphy->adj_pwr_tbl[4 + 4 * i + stf_mode] = |
| nphy->tx_power_offset[idx]; |
| if (i == 0) |
| idx += delta; |
| if (i == 14) |
| idx += 1 - delta; |
| if (i == 3 || i == 4 || i == 7 || i == 8 || i == 11 || |
| i == 13) |
| idx += 1; |
| } |
| } |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrCtrlSetup */ |
| static void b43_nphy_tx_power_ctl_setup(struct b43_wldev *dev) |
| { |
| struct b43_phy *phy = &dev->phy; |
| struct b43_phy_n *nphy = dev->phy.n; |
| struct ssb_sprom *sprom = dev->dev->bus_sprom; |
| |
| s16 a1[2], b0[2], b1[2]; |
| u8 idle[2]; |
| u8 ppr_max; |
| s8 target[2]; |
| s32 num, den, pwr; |
| u32 regval[64]; |
| |
| u16 freq = phy->chandef->chan->center_freq; |
| u16 tmp; |
| u16 r; /* routing */ |
| u8 i, c; |
| |
| if (dev->dev->core_rev == 11 || dev->dev->core_rev == 12) { |
| b43_maskset32(dev, B43_MMIO_MACCTL, ~0, 0x200000); |
| b43_read32(dev, B43_MMIO_MACCTL); |
| udelay(1); |
| } |
| |
| if (nphy->hang_avoid) |
| b43_nphy_stay_in_carrier_search(dev, true); |
| |
| b43_phy_set(dev, B43_NPHY_TSSIMODE, B43_NPHY_TSSIMODE_EN); |
| if (dev->phy.rev >= 3) |
| b43_phy_mask(dev, B43_NPHY_TXPCTL_CMD, |
| ~B43_NPHY_TXPCTL_CMD_PCTLEN & 0xFFFF); |
| else |
| b43_phy_set(dev, B43_NPHY_TXPCTL_CMD, |
| B43_NPHY_TXPCTL_CMD_PCTLEN); |
| |
| if (dev->dev->core_rev == 11 || dev->dev->core_rev == 12) |
| b43_maskset32(dev, B43_MMIO_MACCTL, ~0x200000, 0); |
| |
| if (sprom->revision < 4) { |
| idle[0] = nphy->pwr_ctl_info[0].idle_tssi_2g; |
| idle[1] = nphy->pwr_ctl_info[1].idle_tssi_2g; |
| target[0] = target[1] = 52; |
| a1[0] = a1[1] = -424; |
| b0[0] = b0[1] = 5612; |
| b1[0] = b1[1] = -1393; |
| } else { |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) { |
| for (c = 0; c < 2; c++) { |
| idle[c] = nphy->pwr_ctl_info[c].idle_tssi_2g; |
| target[c] = sprom->core_pwr_info[c].maxpwr_2g; |
| a1[c] = sprom->core_pwr_info[c].pa_2g[0]; |
| b0[c] = sprom->core_pwr_info[c].pa_2g[1]; |
| b1[c] = sprom->core_pwr_info[c].pa_2g[2]; |
| } |
| } else if (freq >= 4900 && freq < 5100) { |
| for (c = 0; c < 2; c++) { |
| idle[c] = nphy->pwr_ctl_info[c].idle_tssi_5g; |
| target[c] = sprom->core_pwr_info[c].maxpwr_5gl; |
| a1[c] = sprom->core_pwr_info[c].pa_5gl[0]; |
| b0[c] = sprom->core_pwr_info[c].pa_5gl[1]; |
| b1[c] = sprom->core_pwr_info[c].pa_5gl[2]; |
| } |
| } else if (freq >= 5100 && freq < 5500) { |
| for (c = 0; c < 2; c++) { |
| idle[c] = nphy->pwr_ctl_info[c].idle_tssi_5g; |
| target[c] = sprom->core_pwr_info[c].maxpwr_5g; |
| a1[c] = sprom->core_pwr_info[c].pa_5g[0]; |
| b0[c] = sprom->core_pwr_info[c].pa_5g[1]; |
| b1[c] = sprom->core_pwr_info[c].pa_5g[2]; |
| } |
| } else if (freq >= 5500) { |
| for (c = 0; c < 2; c++) { |
| idle[c] = nphy->pwr_ctl_info[c].idle_tssi_5g; |
| target[c] = sprom->core_pwr_info[c].maxpwr_5gh; |
| a1[c] = sprom->core_pwr_info[c].pa_5gh[0]; |
| b0[c] = sprom->core_pwr_info[c].pa_5gh[1]; |
| b1[c] = sprom->core_pwr_info[c].pa_5gh[2]; |
| } |
| } else { |
| idle[0] = nphy->pwr_ctl_info[0].idle_tssi_5g; |
| idle[1] = nphy->pwr_ctl_info[1].idle_tssi_5g; |
| target[0] = target[1] = 52; |
| a1[0] = a1[1] = -424; |
| b0[0] = b0[1] = 5612; |
| b1[0] = b1[1] = -1393; |
| } |
| } |
| |
| ppr_max = b43_ppr_get_max(dev, &nphy->tx_pwr_max_ppr); |
| if (ppr_max) { |
| target[0] = ppr_max; |
| target[1] = ppr_max; |
| } |
| |
| if (dev->phy.rev >= 3) { |
| if (sprom->fem.ghz2.tssipos) |
| b43_phy_set(dev, B43_NPHY_TXPCTL_ITSSI, 0x4000); |
| if (dev->phy.rev >= 7) { |
| for (c = 0; c < 2; c++) { |
| r = c ? 0x190 : 0x170; |
| if (b43_nphy_ipa(dev)) |
| b43_radio_write(dev, r + 0x9, (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) ? 0xE : 0xC); |
| } |
| } else { |
| if (b43_nphy_ipa(dev)) { |
| tmp = (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) ? 0xC : 0xE; |
| b43_radio_write(dev, |
| B2056_TX0 | B2056_TX_TX_SSI_MUX, tmp); |
| b43_radio_write(dev, |
| B2056_TX1 | B2056_TX_TX_SSI_MUX, tmp); |
| } else { |
| b43_radio_write(dev, |
| B2056_TX0 | B2056_TX_TX_SSI_MUX, 0x11); |
| b43_radio_write(dev, |
| B2056_TX1 | B2056_TX_TX_SSI_MUX, 0x11); |
| } |
| } |
| } |
| |
| if (dev->dev->core_rev == 11 || dev->dev->core_rev == 12) { |
| b43_maskset32(dev, B43_MMIO_MACCTL, ~0, 0x200000); |
| b43_read32(dev, B43_MMIO_MACCTL); |
| udelay(1); |
| } |
| |
| if (phy->rev >= 19) { |
| /* TODO */ |
| } else if (phy->rev >= 7) { |
| b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD, |
| ~B43_NPHY_TXPCTL_CMD_INIT, 0x19); |
| b43_phy_maskset(dev, B43_NPHY_TXPCTL_INIT, |
| ~B43_NPHY_TXPCTL_INIT_PIDXI1, 0x19); |
| } else { |
| b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD, |
| ~B43_NPHY_TXPCTL_CMD_INIT, 0x40); |
| if (dev->phy.rev > 1) |
| b43_phy_maskset(dev, B43_NPHY_TXPCTL_INIT, |
| ~B43_NPHY_TXPCTL_INIT_PIDXI1, 0x40); |
| } |
| |
| if (dev->dev->core_rev == 11 || dev->dev->core_rev == 12) |
| b43_maskset32(dev, B43_MMIO_MACCTL, ~0x200000, 0); |
| |
| b43_phy_write(dev, B43_NPHY_TXPCTL_N, |
| 0xF0 << B43_NPHY_TXPCTL_N_TSSID_SHIFT | |
| 3 << B43_NPHY_TXPCTL_N_NPTIL2_SHIFT); |
| b43_phy_write(dev, B43_NPHY_TXPCTL_ITSSI, |
| idle[0] << B43_NPHY_TXPCTL_ITSSI_0_SHIFT | |
| idle[1] << B43_NPHY_TXPCTL_ITSSI_1_SHIFT | |
| B43_NPHY_TXPCTL_ITSSI_BINF); |
| b43_phy_write(dev, B43_NPHY_TXPCTL_TPWR, |
| target[0] << B43_NPHY_TXPCTL_TPWR_0_SHIFT | |
| target[1] << B43_NPHY_TXPCTL_TPWR_1_SHIFT); |
| |
| for (c = 0; c < 2; c++) { |
| for (i = 0; i < 64; i++) { |
| num = 8 * (16 * b0[c] + b1[c] * i); |
| den = 32768 + a1[c] * i; |
| pwr = max((4 * num + den / 2) / den, -8); |
| if (dev->phy.rev < 3 && (i <= (31 - idle[c] + 1))) |
| pwr = max(pwr, target[c] + 1); |
| regval[i] = pwr; |
| } |
| b43_ntab_write_bulk(dev, B43_NTAB32(26 + c, 0), 64, regval); |
| } |
| |
| 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); |
| } |
| |
| static void b43_nphy_tx_gain_table_upload(struct b43_wldev *dev) |
| { |
| struct b43_phy *phy = &dev->phy; |
| |
| const u32 *table = NULL; |
| u32 rfpwr_offset; |
| u8 pga_gain, pad_gain; |
| int i; |
| const s16 *uninitialized_var(rf_pwr_offset_table); |
| |
| table = b43_nphy_get_tx_gain_table(dev); |
| if (!table) |
| return; |
| |
| b43_ntab_write_bulk(dev, B43_NTAB32(26, 192), 128, table); |
| b43_ntab_write_bulk(dev, B43_NTAB32(27, 192), 128, table); |
| |
| if (phy->rev < 3) |
| return; |
| |
| #if 0 |
| nphy->gmval = (table[0] >> 16) & 0x7000; |
| #endif |
| |
| if (phy->rev >= 19) { |
| return; |
| } else if (phy->rev >= 7) { |
| rf_pwr_offset_table = b43_ntab_get_rf_pwr_offset_table(dev); |
| if (!rf_pwr_offset_table) |
| return; |
| /* TODO: Enable this once we have gains configured */ |
| return; |
| } |
| |
| for (i = 0; i < 128; i++) { |
| if (phy->rev >= 19) { |
| /* TODO */ |
| return; |
| } else if (phy->rev >= 7) { |
| pga_gain = (table[i] >> 24) & 0xf; |
| pad_gain = (table[i] >> 19) & 0x1f; |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) |
| rfpwr_offset = rf_pwr_offset_table[pad_gain]; |
| else |
| rfpwr_offset = rf_pwr_offset_table[pga_gain]; |
| } else { |
| pga_gain = (table[i] >> 24) & 0xF; |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) |
| rfpwr_offset = b43_ntab_papd_pga_gain_delta_ipa_2g[pga_gain]; |
| else |
| rfpwr_offset = 0; /* FIXME */ |
| } |
| |
| b43_ntab_write(dev, B43_NTAB32(26, 576 + i), rfpwr_offset); |
| b43_ntab_write(dev, B43_NTAB32(27, 576 + i), rfpwr_offset); |
| } |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/PA%20override */ |
| static void b43_nphy_pa_override(struct b43_wldev *dev, bool enable) |
| { |
| struct b43_phy_n *nphy = dev->phy.n; |
| enum nl80211_band band; |
| u16 tmp; |
| |
| if (!enable) { |
| nphy->rfctrl_intc1_save = b43_phy_read(dev, |
| B43_NPHY_RFCTL_INTC1); |
| nphy->rfctrl_intc2_save = b43_phy_read(dev, |
| B43_NPHY_RFCTL_INTC2); |
| band = b43_current_band(dev->wl); |
| if (dev->phy.rev >= 7) { |
| tmp = 0x1480; |
| } else if (dev->phy.rev >= 3) { |
| if (band == NL80211_BAND_5GHZ) |
| tmp = 0x600; |
| else |
| tmp = 0x480; |
| } else { |
| if (band == NL80211_BAND_5GHZ) |
| tmp = 0x180; |
| else |
| tmp = 0x120; |
| } |
| b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, tmp); |
| b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, tmp); |
| } else { |
| b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, |
| nphy->rfctrl_intc1_save); |
| b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, |
| nphy->rfctrl_intc2_save); |
| } |
| } |
| |
| /* |
| * TX low-pass filter bandwidth setup |
| * http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxLpFbw |
| */ |
| static void b43_nphy_tx_lpf_bw(struct b43_wldev *dev) |
| { |
| u16 tmp; |
| |
| if (dev->phy.rev < 3 || dev->phy.rev >= 7) |
| return; |
| |
| if (b43_nphy_ipa(dev)) |
| tmp = b43_is_40mhz(dev) ? 5 : 4; |
| else |
| tmp = b43_is_40mhz(dev) ? 3 : 1; |
| b43_phy_write(dev, B43_NPHY_TXF_40CO_B32S2, |
| (tmp << 9) | (tmp << 6) | (tmp << 3) | tmp); |
| |
| if (b43_nphy_ipa(dev)) { |
| tmp = b43_is_40mhz(dev) ? 4 : 1; |
| b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S2, |
| (tmp << 9) | (tmp << 6) | (tmp << 3) | tmp); |
| } |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxIqEst */ |
| static void b43_nphy_rx_iq_est(struct b43_wldev *dev, struct nphy_iq_est *est, |
| u16 samps, u8 time, bool wait) |
| { |
| int i; |
| u16 tmp; |
| |
| b43_phy_write(dev, B43_NPHY_IQEST_SAMCNT, samps); |
| b43_phy_maskset(dev, B43_NPHY_IQEST_WT, ~B43_NPHY_IQEST_WT_VAL, time); |
| if (wait) |
| b43_phy_set(dev, B43_NPHY_IQEST_CMD, B43_NPHY_IQEST_CMD_MODE); |
| else |
| b43_phy_mask(dev, B43_NPHY_IQEST_CMD, ~B43_NPHY_IQEST_CMD_MODE); |
| |
| b43_phy_set(dev, B43_NPHY_IQEST_CMD, B43_NPHY_IQEST_CMD_START); |
| |
| for (i = 1000; i; i--) { |
| tmp = b43_phy_read(dev, B43_NPHY_IQEST_CMD); |
| if (!(tmp & B43_NPHY_IQEST_CMD_START)) { |
| est->i0_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_IPACC_HI0) << 16) | |
| b43_phy_read(dev, B43_NPHY_IQEST_IPACC_LO0); |
| est->q0_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_QPACC_HI0) << 16) | |
| b43_phy_read(dev, B43_NPHY_IQEST_QPACC_LO0); |
| est->iq0_prod = (b43_phy_read(dev, B43_NPHY_IQEST_IQACC_HI0) << 16) | |
| b43_phy_read(dev, B43_NPHY_IQEST_IQACC_LO0); |
| |
| est->i1_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_IPACC_HI1) << 16) | |
| b43_phy_read(dev, B43_NPHY_IQEST_IPACC_LO1); |
| est->q1_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_QPACC_HI1) << 16) | |
| b43_phy_read(dev, B43_NPHY_IQEST_QPACC_LO1); |
| est->iq1_prod = (b43_phy_read(dev, B43_NPHY_IQEST_IQACC_HI1) << 16) | |
| b43_phy_read(dev, B43_NPHY_IQEST_IQACC_LO1); |
| return; |
| } |
| udelay(10); |
| } |
| memset(est, 0, sizeof(*est)); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxIqCoeffs */ |
| static void b43_nphy_rx_iq_coeffs(struct b43_wldev *dev, bool write, |
| struct b43_phy_n_iq_comp *pcomp) |
| { |
| if (write) { |
| b43_phy_write(dev, B43_NPHY_C1_RXIQ_COMPA0, pcomp->a0); |
| b43_phy_write(dev, B43_NPHY_C1_RXIQ_COMPB0, pcomp->b0); |
| b43_phy_write(dev, B43_NPHY_C2_RXIQ_COMPA1, pcomp->a1); |
| b43_phy_write(dev, B43_NPHY_C2_RXIQ_COMPB1, pcomp->b1); |
| } else { |
| pcomp->a0 = b43_phy_read(dev, B43_NPHY_C1_RXIQ_COMPA0); |
| pcomp->b0 = b43_phy_read(dev, B43_NPHY_C1_RXIQ_COMPB0); |
| pcomp->a1 = b43_phy_read(dev, B43_NPHY_C2_RXIQ_COMPA1); |
| pcomp->b1 = b43_phy_read(dev, B43_NPHY_C2_RXIQ_COMPB1); |
| } |
| } |
| |
| #if 0 |
| /* Ready but not used anywhere */ |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxCalPhyCleanup */ |
| static void b43_nphy_rx_cal_phy_cleanup(struct b43_wldev *dev, u8 core) |
| { |
| u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs; |
| |
| b43_phy_write(dev, B43_NPHY_RFSEQCA, regs[0]); |
| if (core == 0) { |
| b43_phy_write(dev, B43_NPHY_AFECTL_C1, regs[1]); |
| b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, regs[2]); |
| } else { |
| b43_phy_write(dev, B43_NPHY_AFECTL_C2, regs[1]); |
| b43_phy_write(dev, B43_NPHY_AFECTL_OVER, regs[2]); |
| } |
| b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs[3]); |
| b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs[4]); |
| b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO1, regs[5]); |
| b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO2, regs[6]); |
| b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S1, regs[7]); |
| b43_phy_write(dev, B43_NPHY_RFCTL_OVER, regs[8]); |
| b43_phy_write(dev, B43_NPHY_PAPD_EN0, regs[9]); |
| b43_phy_write(dev, B43_NPHY_PAPD_EN1, regs[10]); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxCalPhySetup */ |
| static void b43_nphy_rx_cal_phy_setup(struct b43_wldev *dev, u8 core) |
| { |
| u8 rxval, txval; |
| u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs; |
| |
| regs[0] = b43_phy_read(dev, B43_NPHY_RFSEQCA); |
| if (core == 0) { |
| regs[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C1); |
| regs[2] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER1); |
| } else { |
| regs[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C2); |
| regs[2] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER); |
| } |
| regs[3] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1); |
| regs[4] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2); |
| regs[5] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO1); |
| regs[6] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO2); |
| regs[7] = b43_phy_read(dev, B43_NPHY_TXF_40CO_B1S1); |
| regs[8] = b43_phy_read(dev, B43_NPHY_RFCTL_OVER); |
| regs[9] = b43_phy_read(dev, B43_NPHY_PAPD_EN0); |
| regs[10] = b43_phy_read(dev, B43_NPHY_PAPD_EN1); |
| |
| b43_phy_mask(dev, B43_NPHY_PAPD_EN0, ~0x0001); |
| b43_phy_mask(dev, B43_NPHY_PAPD_EN1, ~0x0001); |
| |
| b43_phy_maskset(dev, B43_NPHY_RFSEQCA, |
| ~B43_NPHY_RFSEQCA_RXDIS & 0xFFFF, |
| ((1 - core) << B43_NPHY_RFSEQCA_RXDIS_SHIFT)); |
| b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_TXEN, |
| ((1 - core) << B43_NPHY_RFSEQCA_TXEN_SHIFT)); |
| b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_RXEN, |
| (core << B43_NPHY_RFSEQCA_RXEN_SHIFT)); |
| b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_TXDIS, |
| (core << B43_NPHY_RFSEQCA_TXDIS_SHIFT)); |
| |
| if (core == 0) { |
| b43_phy_mask(dev, B43_NPHY_AFECTL_C1, ~0x0007); |
| b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x0007); |
| } else { |
| b43_phy_mask(dev, B43_NPHY_AFECTL_C2, ~0x0007); |
| b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0007); |
| } |
| |
| b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_PA, 0, 3); |
| b43_nphy_rf_ctl_override(dev, 8, 0, 3, false); |
| b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RX2TX); |
| |
| if (core == 0) { |
| rxval = 1; |
| txval = 8; |
| } else { |
| rxval = 4; |
| txval = 2; |
| } |
| b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_TRSW, rxval, |
| core + 1); |
| b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_TRSW, txval, |
| 2 - core); |
| } |
| #endif |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalcRxIqComp */ |
| static void b43_nphy_calc_rx_iq_comp(struct b43_wldev *dev, u8 mask) |
| { |
| int i; |
| s32 iq; |
| u32 ii; |
| u32 qq; |
| int iq_nbits, qq_nbits; |
| int arsh, brsh; |
| u16 tmp, a, b; |
| |
| struct nphy_iq_est est; |
| struct b43_phy_n_iq_comp old; |
| struct b43_phy_n_iq_comp new = { }; |
| bool error = false; |
| |
| if (mask == 0) |
| return; |
| |
| b43_nphy_rx_iq_coeffs(dev, false, &old); |
| b43_nphy_rx_iq_coeffs(dev, true, &new); |
| b43_nphy_rx_iq_est(dev, &est, 0x4000, 32, false); |
| new = old; |
| |
| for (i = 0; i < 2; i++) { |
| if (i == 0 && (mask & 1)) { |
| iq = est.iq0_prod; |
| ii = est.i0_pwr; |
| qq = est.q0_pwr; |
| } else if (i == 1 && (mask & 2)) { |
| iq = est.iq1_prod; |
| ii = est.i1_pwr; |
| qq = est.q1_pwr; |
| } else { |
| continue; |
| } |
| |
| if (ii + qq < 2) { |
| error = true; |
| break; |
| } |
| |
| iq_nbits = fls(abs(iq)); |
| qq_nbits = fls(qq); |
| |
| arsh = iq_nbits - 20; |
| if (arsh >= 0) { |
| a = -((iq << (30 - iq_nbits)) + (ii >> (1 + arsh))); |
| tmp = ii >> arsh; |
| } else { |
| a = -((iq << (30 - iq_nbits)) + (ii << (-1 - arsh))); |
| tmp = ii << -arsh; |
| } |
| if (tmp == 0) { |
| error = true; |
| break; |
| } |
| a /= tmp; |
| |
| brsh = qq_nbits - 11; |
| if (brsh >= 0) { |
| b = (qq << (31 - qq_nbits)); |
| tmp = ii >> brsh; |
| } else { |
| b = (qq << (31 - qq_nbits)); |
| tmp = ii << -brsh; |
| } |
| if (tmp == 0) { |
| error = true; |
| break; |
| } |
| b = int_sqrt(b / tmp - a * a) - (1 << 10); |
| |
| if (i == 0 && (mask & 0x1)) { |
| if (dev->phy.rev >= 3) { |
| new.a0 = a & 0x3FF; |
| new.b0 = b & 0x3FF; |
| } else { |
| new.a0 = b & 0x3FF; |
| new.b0 = a & 0x3FF; |
| } |
| } else if (i == 1 && (mask & 0x2)) { |
| if (dev->phy.rev >= 3) { |
| new.a1 = a & 0x3FF; |
| new.b1 = b & 0x3FF; |
| } else { |
| new.a1 = b & 0x3FF; |
| new.b1 = a & 0x3FF; |
| } |
| } |
| } |
| |
| if (error) |
| new = old; |
| |
| b43_nphy_rx_iq_coeffs(dev, true, &new); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxIqWar */ |
| static void b43_nphy_tx_iq_workaround(struct b43_wldev *dev) |
| { |
| u16 array[4]; |
| b43_ntab_read_bulk(dev, B43_NTAB16(0xF, 0x50), 4, array); |
| |
| b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW0, array[0]); |
| b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW1, array[1]); |
| b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW2, array[2]); |
| b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW3, array[3]); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SpurWar */ |
| static void b43_nphy_spur_workaround(struct b43_wldev *dev) |
| { |
| struct b43_phy_n *nphy = dev->phy.n; |
| |
| u8 channel = dev->phy.channel; |
| int tone[2] = { 57, 58 }; |
| u32 noise[2] = { 0x3FF, 0x3FF }; |
| |
| B43_WARN_ON(dev->phy.rev < 3); |
| |
| if (nphy->hang_avoid) |
| b43_nphy_stay_in_carrier_search(dev, 1); |
| |
| if (nphy->gband_spurwar_en) { |
| /* TODO: N PHY Adjust Analog Pfbw (7) */ |
| if (channel == 11 && b43_is_40mhz(dev)) |
| ; /* TODO: N PHY Adjust Min Noise Var(2, tone, noise)*/ |
| else |
| ; /* TODO: N PHY Adjust Min Noise Var(0, NULL, NULL)*/ |
| /* TODO: N PHY Adjust CRS Min Power (0x1E) */ |
| } |
| |
| if (nphy->aband_spurwar_en) { |
| if (channel == 54) { |
| tone[0] = 0x20; |
| noise[0] = 0x25F; |
| } else if (channel == 38 || channel == 102 || channel == 118) { |
| if (0 /* FIXME */) { |
| tone[0] = 0x20; |
| noise[0] = 0x21F; |
| } else { |
| tone[0] = 0; |
| noise[0] = 0; |
| } |
| } else if (channel == 134) { |
| tone[0] = 0x20; |
| noise[0] = 0x21F; |
| } else if (channel == 151) { |
| tone[0] = 0x10; |
| noise[0] = 0x23F; |
| } else if (channel == 153 || channel == 161) { |
| tone[0] = 0x30; |
| noise[0] = 0x23F; |
| } else { |
| tone[0] = 0; |
| noise[0] = 0; |
| } |
| |
| if (!tone[0] && !noise[0]) |
| ; /* TODO: N PHY Adjust Min Noise Var(1, tone, noise)*/ |
| else |
| ; /* TODO: N PHY Adjust Min Noise Var(0, NULL, NULL)*/ |
| } |
| |
| if (nphy->hang_avoid) |
| b43_nphy_stay_in_carrier_search(dev, 0); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrCtrlCoefSetup */ |
| static void b43_nphy_tx_pwr_ctrl_coef_setup(struct b43_wldev *dev) |
| { |
| struct b43_phy_n *nphy = dev->phy.n; |
| int i, j; |
| u32 tmp; |
| u32 cur_real, cur_imag, real_part, imag_part; |
| |
| u16 buffer[7]; |
| |
| if (nphy->hang_avoid) |
| b43_nphy_stay_in_carrier_search(dev, true); |
| |
| b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 7, buffer); |
| |
| for (i = 0; i < 2; i++) { |
| tmp = ((buffer[i * 2] & 0x3FF) << 10) | |
| (buffer[i * 2 + 1] & 0x3FF); |
| b43_phy_write(dev, B43_NPHY_TABLE_ADDR, |
| (((i + 26) << 10) | 320)); |
| for (j = 0; j < 128; j++) { |
| b43_phy_write(dev, B43_NPHY_TABLE_DATAHI, |
| ((tmp >> 16) & 0xFFFF)); |
| b43_phy_write(dev, B43_NPHY_TABLE_DATALO, |
| (tmp & 0xFFFF)); |
| } |
| } |
| |
| for (i = 0; i < 2; i++) { |
| tmp = buffer[5 + i]; |
| real_part = (tmp >> 8) & 0xFF; |
| imag_part = (tmp & 0xFF); |
| b43_phy_write(dev, B43_NPHY_TABLE_ADDR, |
| (((i + 26) << 10) | 448)); |
| |
| if (dev->phy.rev >= 3) { |
| cur_real = real_part; |
| cur_imag = imag_part; |
| tmp = ((cur_real & 0xFF) << 8) | (cur_imag & 0xFF); |
| } |
| |
| for (j = 0; j < 128; j++) { |
| if (dev->phy.rev < 3) { |
| cur_real = (real_part * loscale[j] + 128) >> 8; |
| cur_imag = (imag_part * loscale[j] + 128) >> 8; |
| tmp = ((cur_real & 0xFF) << 8) | |
| (cur_imag & 0xFF); |
| } |
| b43_phy_write(dev, B43_NPHY_TABLE_DATAHI, |
| ((tmp >> 16) & 0xFFFF)); |
| b43_phy_write(dev, B43_NPHY_TABLE_DATALO, |
| (tmp & 0xFFFF)); |
| } |
| } |
| |
| if (dev->phy.rev >= 3) { |
| b43_shm_write16(dev, B43_SHM_SHARED, |
| B43_SHM_SH_NPHY_TXPWR_INDX0, 0xFFFF); |
| b43_shm_write16(dev, B43_SHM_SHARED, |
| B43_SHM_SH_NPHY_TXPWR_INDX1, 0xFFFF); |
| } |
| |
| if (nphy->hang_avoid) |
| b43_nphy_stay_in_carrier_search(dev, false); |
| } |
| |
| /* |
| * Restore RSSI Calibration |
| * http://bcm-v4.sipsolutions.net/802.11/PHY/N/RestoreRssiCal |
| */ |
| static void b43_nphy_restore_rssi_cal(struct b43_wldev *dev) |
| { |
| struct b43_phy_n *nphy = dev->phy.n; |
| |
| u16 *rssical_radio_regs = NULL; |
| u16 *rssical_phy_regs = NULL; |
| |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) { |
| if (!nphy->rssical_chanspec_2G.center_freq) |
| return; |
| rssical_radio_regs = nphy->rssical_cache.rssical_radio_regs_2G; |
| rssical_phy_regs = nphy->rssical_cache.rssical_phy_regs_2G; |
| } else { |
| if (!nphy->rssical_chanspec_5G.center_freq) |
| return; |
| rssical_radio_regs = nphy->rssical_cache.rssical_radio_regs_5G; |
| rssical_phy_regs = nphy->rssical_cache.rssical_phy_regs_5G; |
| } |
| |
| if (dev->phy.rev >= 19) { |
| /* TODO */ |
| } else if (dev->phy.rev >= 7) { |
| b43_radio_maskset(dev, R2057_NB_MASTER_CORE0, ~R2057_VCM_MASK, |
| rssical_radio_regs[0]); |
| b43_radio_maskset(dev, R2057_NB_MASTER_CORE1, ~R2057_VCM_MASK, |
| rssical_radio_regs[1]); |
| } else { |
| b43_radio_maskset(dev, B2056_RX0 | B2056_RX_RSSI_MISC, 0xE3, |
| rssical_radio_regs[0]); |
| b43_radio_maskset(dev, B2056_RX1 | B2056_RX_RSSI_MISC, 0xE3, |
| rssical_radio_regs[1]); |
| } |
| |
| b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Z, rssical_phy_regs[0]); |
| b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Z, rssical_phy_regs[1]); |
| b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Z, rssical_phy_regs[2]); |
| b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Z, rssical_phy_regs[3]); |
| |
| b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_X, rssical_phy_regs[4]); |
| b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_X, rssical_phy_regs[5]); |
| b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_X, rssical_phy_regs[6]); |
| b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_X, rssical_phy_regs[7]); |
| |
| b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Y, rssical_phy_regs[8]); |
| b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Y, rssical_phy_regs[9]); |
| b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Y, rssical_phy_regs[10]); |
| b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Y, rssical_phy_regs[11]); |
| } |
| |
| static void b43_nphy_tx_cal_radio_setup_rev19(struct b43_wldev *dev) |
| { |
| /* TODO */ |
| } |
| |
| static void b43_nphy_tx_cal_radio_setup_rev7(struct b43_wldev *dev) |
| { |
| struct b43_phy *phy = &dev->phy; |
| struct b43_phy_n *nphy = dev->phy.n; |
| u16 *save = nphy->tx_rx_cal_radio_saveregs; |
| int core, off; |
| u16 r, tmp; |
| |
| for (core = 0; core < 2; core++) { |
| r = core ? 0x20 : 0; |
| off = core * 11; |
| |
| save[off + 0] = b43_radio_read(dev, r + R2057_TX0_TX_SSI_MASTER); |
| save[off + 1] = b43_radio_read(dev, r + R2057_TX0_IQCAL_VCM_HG); |
| save[off + 2] = b43_radio_read(dev, r + R2057_TX0_IQCAL_IDAC); |
| save[off + 3] = b43_radio_read(dev, r + R2057_TX0_TSSI_VCM); |
| save[off + 4] = 0; |
| save[off + 5] = b43_radio_read(dev, r + R2057_TX0_TX_SSI_MUX); |
| if (phy->radio_rev != 5) |
| save[off + 6] = b43_radio_read(dev, r + R2057_TX0_TSSIA); |
| save[off + 7] = b43_radio_read(dev, r + R2057_TX0_TSSIG); |
| save[off + 8] = b43_radio_read(dev, r + R2057_TX0_TSSI_MISC1); |
| |
| if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) { |
| b43_radio_write(dev, r + R2057_TX0_TX_SSI_MASTER, 0xA); |
| b43_radio_write(dev, r + R2057_TX0_IQCAL_VCM_HG, 0x43); |
| b43_radio_write(dev, r + R2057_TX0_IQCAL_IDAC, 0x55); |
| b43_radio_write(dev, r + R2057_TX0_TSSI_VCM, 0); |
| b43_radio_write(dev, r + R2057_TX0_TSSIG, 0); |
| if (nphy->use_int_tx_iq_lo_cal) { |
| b43_radio_write(dev, r + R2057_TX0_TX_SSI_MUX, 0x4); |
| tmp = true ? 0x31 : 0x21; /* TODO */ |
| b43_radio_write(dev, r + R2057_TX0_TSSIA, tmp); |
| } |
| b43_radio_write(dev, r + R2057_TX0_TSSI_MISC1, 0x00); |
| } else { |
| b43_radio_write(dev, r + R2057_TX0_TX_SSI_MASTER, 0x6); |
| b43_radio_write(dev, r + R2057_TX0_IQCAL_VCM_HG, 0x43); |
| b43_radio_write(dev, r + R2057_TX0_IQCAL_IDAC, 0x55); |
| b43_radio_write(dev, r + R2057_TX0_TSSI_VCM, 0); |
| |
| if (phy->radio_rev != 5) |
| b43_radio_write(dev, r + R2057_TX0_TSSIA, 0); |
| if (nphy->use_int_tx_iq_lo_cal) { |
| b43_radio_write(dev, r + R2057_TX0_TX_SSI_MUX, 0x6); |
| tmp = true ? 0x31 : 0x21; /* TODO */ |
| b43_radio_write(dev, r + R2057_TX0_TSSIG, tmp); |
| } |
| b43_radio_write(dev, r + R2057_TX0_TSSI_MISC1, 0); |
| } |
| } |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxCalRadioSetup */ |
| static void b43_nphy_tx_cal_radio_setup(struct b43_wldev *dev) |
| { |
| struct b43_phy *phy = &dev->phy; |
| struct b43_phy_n *nphy = dev->phy.n; |
| u16 *save = nphy->tx_rx_cal_radio_saveregs; |
| u16 tmp; |
| u8 offset, i; |
| |
| if (phy->rev >= 19) { |
| b43_nphy_tx_cal_radio_setup_rev19(dev); |
| } else if (phy->rev >= 7) { |
| b43_nphy_tx_cal_radio_setup_rev7(dev); |
| } else if (phy->rev >= 3) { |
| for (i = 0; i < 2; i++) { |
| tmp = (i == 0) ? 0x2000 : 0x3000; |
| offset = i * 11; |
| |
| save[offset + 0] = b43_radio_read(dev, B2055_CAL_RVARCTL); |
| save[offset + 1] = b43_radio_read(dev, B2055_CAL_LPOCTL); |
| save[offset + 2] = b43_radio_read(dev, B2055_CAL_TS); |
| save[offset + 3] = b43_radio_read(dev, B2055_CAL_RCCALRTS); |
| save[offset + 4] = b43_radio_read(dev, B2055_CAL_RCALRTS); |
| save[offset + 5] = b43_radio_read(dev, B2055_PADDRV); |
| save[offset + 6] = b43_radio_read(dev, B2055_XOCTL1); |
| save[offset + 7] = b43_radio_read(dev, B2055_XOCTL2); |
| save[offset + 8] = b43_radio_read(dev, B2055_XOREGUL); |
| save[offset + 9] = b43_radio_read(dev, B2055_XOMISC); |
| save[offset + 10] = b43_radio_read(dev, B2055_PLL_LFC1); |
| |
| if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) { |
| b43_radio_write(dev, tmp | B2055_CAL_RVARCTL, 0x0A); |
| b43_radio_write(dev, tmp | B2055_CAL_LPOCTL, 0x40); |
| b43_radio_write(dev, tmp | B2055_CAL_TS, 0x55); |
| b43_radio_write(dev, tmp | B2055_CAL_RCCALRTS, 0); |
| b43_radio_write(dev, tmp | B2055_CAL_RCALRTS, 0); |
| if (nphy->ipa5g_on) { |
| b43_radio_write(dev, tmp | B2055_PADDRV, 4); |
| b43_radio_write(dev, tmp | B2055_XOCTL1, 1); |
| } else { |
| b43_radio_write(dev, tmp | B2055_PADDRV, 0); |
| b43_radio_write(dev, tmp | B2055_XOCTL1, 0x2F); |
| } |
| b43_radio_write(dev, tmp | B2055_XOCTL2, 0); |
| } else { |
| b43_radio_write(dev, tmp | B2055_CAL_RVARCTL, 0x06); |
| b43_radio_write(dev, tmp | B2055_CAL_LPOCTL, 0x40); |
| b43_radio_write(dev, tmp | B2055_CAL_TS, 0x55); |
| b43_radio_write(dev, tmp | B2055_CAL_RCCALRTS, 0); |
| b43_radio_write(dev, tmp | B2055_CAL_RCALRTS, 0); |
| b43_radio_write(dev, tmp | B2055_XOCTL1, 0); |
| if (nphy->ipa2g_on) { |
| b43_radio_write(dev, tmp | B2055_PADDRV, 6); |
| b43_radio_write(dev, tmp | B2055_XOCTL2, |
| (dev->phy.rev < 5) ? 0x11 : 0x01); |
| } else { |
| b43_radio_write(dev, tmp | B2055_PADDRV, 0); |
| b43_radio_write(dev, tmp | B2055_XOCTL2, 0); |
| } |
| } |
| b43_radio_write(dev, tmp | B2055_XOREGUL, 0); |
| b43_radio_write(dev, tmp | B2055_XOMISC, 0); |
| b43_radio_write(dev, tmp | B2055_PLL_LFC1, 0); |
| } |
| } else { |
| save[0] = b43_radio_read(dev, B2055_C1_TX_RF_IQCAL1); |
| b43_radio_write(dev, B2055_C1_TX_RF_IQCAL1, 0x29); |
| |
| save[1] = b43_radio_read(dev, B2055_C1_TX_RF_IQCAL2); |
| b43_radio_write(dev, B2055_C1_TX_RF_IQCAL2, 0x54); |
| |
| save[2] = b43_radio_read(dev, B2055_C2_TX_RF_IQCAL1); |
| b43_radio_write(dev, B2055_C2_TX_RF_IQCAL1, 0x29); |
| |
| save[3] = b43_radio_read(dev, B2055_C2_TX_RF_IQCAL2); |
| b43_radio_write(dev, B2055_C2_TX_RF_IQCAL2, 0x54); |
| |
| save[3] = b43_radio_read(dev, B2055_C1_PWRDET_RXTX); |
| save[4] = b43_radio_read(dev, B2055_C2_PWRDET_RXTX); |
| |
| if (!(b43_phy_read(dev, B43_NPHY_BANDCTL) & |
| B43_NPHY_BANDCTL_5GHZ)) { |
| b43_radio_write(dev, B2055_C1_PWRDET_RXTX, 0x04); |
| b43_radio_write(dev, B2055_C2_PWRDET_RXTX, 0x04); |
| } else { |
| b43_radio_write(dev, B2055_C1_PWRDET_RXTX, 0x20); |
| b43_radio_write(dev, B2055_C2_PWRDET_RXTX, 0x20); |
| } |
| |
| if (dev->phy.rev < 2) { |
| b43_radio_set(dev, B2055_C1_TX_BB_MXGM, 0x20); |
| b43_radio_set(dev, B2055_C2_TX_BB_MXGM, 0x20); |
| } else { |
| b43_radio_mask(dev, B2055_C1_TX_BB_MXGM, ~0x20); |
| b43_radio_mask(dev, B2055_C2_TX_BB_MXGM, ~0x20); |
| } |
| } |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/UpdateTxCalLadder */ |
| static void b43_nphy_update_tx_cal_ladder(struct b43_wldev *dev, u16 core) |
| { |
| struct b43_phy_n *nphy = dev->phy.n; |
| int i; |
| u16 scale, entry; |
| |
| u16 tmp = nphy->txcal_bbmult; |
| if (core == 0) |
| tmp >>= 8; |
| tmp &= 0xff; |
| |
| for (i = 0; i < 18; i++) { |
| scale = (ladder_lo[i].percent * tmp) / 100; |
| entry = ((scale & 0xFF) << 8) | ladder_lo[i].g_env; |
| b43_ntab_write(dev, B43_NTAB16(15, i), entry); |
| |
| scale = (ladder_iq[i].percent * tmp) / 100; |
| entry = ((scale & 0xFF) << 8) | ladder_iq[i].g_env; |
| b43_ntab_write(dev, B43_NTAB16(15, i + 32), entry); |
| } |
| } |
| |
| static void b43_nphy_pa_set_tx_dig_filter(struct b43_wldev *dev, u16 offset, |
| const s16 *filter) |
| { |
| int i; |
| |
| offset = B43_PHY_N(offset); |
| |
| for (i = 0; i < 15; i++, offset++) |
| b43_phy_write(dev, offset, filter[i]); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ExtPaSetTxDigiFilts */ |
| static void b43_nphy_ext_pa_set_tx_dig_filters(struct b43_wldev *dev) |
| { |
| b43_nphy_pa_set_tx_dig_filter(dev, 0x2C5, |
| tbl_tx_filter_coef_rev4[2]); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/IpaSetTxDigiFilts */ |
| static void b43_nphy_int_pa_set_tx_dig_filters(struct b43_wldev *dev) |
| { |
| /* B43_NPHY_TXF_20CO_S0A1, B43_NPHY_TXF_40CO_S0A1, unknown */ |
| static const u16 offset[] = { 0x186, 0x195, 0x2C5 }; |
| static const s16 dig_filter_phy_rev16[] = { |
| -375, 136, -407, 208, -1527, |
| 956, 93, 186, 93, 230, |
| -44, 230, 201, -191, 201, |
| }; |
| int i; |
| |
| for (i = 0; i < 3; i++) |
| b43_nphy_pa_set_tx_dig_filter(dev, offset[i], |
| tbl_tx_filter_coef_rev4[i]); |
| |
| /* Verified with BCM43227 and BCM43228 */ |
| if (dev->phy.rev == 16) |
| b43_nphy_pa_set_tx_dig_filter(dev, 0x186, dig_filter_phy_rev16); |
| |
| /* Verified with BCM43131 and BCM43217 */ |
| if (dev->phy.rev == 17) { |
| b43_nphy_pa_set_tx_dig_filter(dev, 0x186, dig_filter_phy_rev16); |
| b43_nphy_pa_set_tx_dig_filter(dev, 0x195, |
| tbl_tx_filter_coef_rev4[1]); |
| } |
| |
| if (b43_is_40mhz(dev)) { |
| b43_nphy_pa_set_tx_dig_filter(dev, 0x186, |
| tbl_tx_filter_coef_rev4[3]); |
| } else { |
| if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) |
| b43_nphy_pa_set_tx_dig_filter(dev, 0x186, |
| tbl_tx_filter_coef_rev4[5]); |
| if (dev->phy.channel == 14) |
| b43_nphy_pa_set_tx_dig_filter(dev, 0x186, |
| tbl_tx_filter_coef_rev4[6]); |
| } |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/GetTxGain */ |
| static struct nphy_txgains b43_nphy_get_tx_gains(struct b43_wldev *dev) |
| { |
| struct b43_phy_n *nphy = dev->phy.n; |
| |
| u16 curr_gain[2]; |
| struct nphy_txgains target; |
| const u32 *table = NULL; |
| |
| if (!nphy->txpwrctrl) { |
| int i; |
| |
| if (nphy->hang_avoid) |
| b43_nphy_stay_in_carrier_search(dev, true); |
| b43_ntab_read_bulk(dev, B43_NTAB16(7, 0x110), 2, curr_gain); |
| if (nphy->hang_avoid) |
| b43_nphy_stay_in_carrier_search(dev, false); |
| |
| for (i = 0; i < 2; ++i) { |
| if (dev->phy.rev >= 7) { |
| target.ipa[i] = curr_gain[i] & 0x0007; |
| target.pad[i] = (curr_gain[i] & 0x00F8) >> 3; |
| target.pga[i] = (curr_gain[i] & 0x0F00) >> 8; |
| target.txgm[i] = (curr_gain[i] & 0x7000) >> 12; |
| target.tx_lpf[i] = (curr_gain[i] & 0x8000) >> 15; |
| } else if (dev->phy.rev >= 3) { |
| target.ipa[i] = curr_gain[i] & 0x000F; |
| target.pad[i] = (curr_gain[i] & 0x00F0) >> 4; |
| target.pga[i] = (curr_gain[i] & 0x0F00) >> 8; |
| target.txgm[i] = (curr_gain[i] & 0x7000) >> 12; |
| } else { |
| target.ipa[i] = curr_gain[i] & 0x0003; |
| target.pad[i] = (curr_gain[i] & 0x000C) >> 2; |
| target.pga[i] = (curr_gain[i] & 0x0070) >> 4; |
| target.txgm[i] = (curr_gain[i] & 0x0380) >> 7; |
| } |
| } |
| } else { |
| int i; |
| u16 index[2]; |
| index[0] = (b43_phy_read(dev, B43_NPHY_C1_TXPCTL_STAT) & |
| B43_NPHY_TXPCTL_STAT_BIDX) >> |
| B43_NPHY_TXPCTL_STAT_BIDX_SHIFT; |
| index[1] = (b43_phy_read(dev, B43_NPHY_C2_TXPCTL_STAT) & |
| B43_NPHY_TXPCTL_STAT_BIDX) >> |
| B43_NPHY_TXPCTL_STAT_BIDX_SHIFT; |
| |
| for (i = 0; i < 2; ++i) { |
| table = b43_nphy_get_tx_gain_table(dev); |
| if (!table) |
| break; |
| |
| if (dev->phy.rev >= 7) { |
| target.ipa[i] = (table[index[i]] >> 16) & 0x7; |
| target.pad[i] = (table[index[i]] >> 19) & 0x1F; |
| target.pga[i] = (table[index[i]] >> 24) & 0xF; |
| target.txgm[i] = (table[index[i]] >> 28) & 0x7; |
| target.tx_lpf[i] = (table[index[i]] >> 31) & 0x1; |
| } else if (dev->phy.rev >= 3) { |
| target.ipa[i] = (table[index[i]] >> 16) & 0xF; |
| target.pad[i] = (table[index[i]] >> 20) & 0xF; |
| target.pga[i] = (table[index[i]] >> 24) & 0xF; |
| target.txgm[i] = (table[index[i]] >> 28) & 0xF; |
| } else { |
| target.ipa[i] = (table[index[i]] >> 16) & 0x3; |
| target.pad[i] = (table[index[i]] >> 18) & 0x3; |
| target.pga[i] = (table[index[i]] >> 20) & 0x7; |
| target.txgm[i] = (table[index[i]] >> 23) & 0x7; |
| } |
| } |
| } |
| |
| return target; |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxCalPhyCleanup */ |
| static void b43_nphy_tx_cal_phy_cleanup(struct b43_wldev *dev) |
| { |
| u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs; |
| |
| if (dev->phy.rev >= 3) { |
| b43_phy_write(dev, B43_NPHY_AFECTL_C1, regs[0]); |
| b43_phy_write(dev, B43_NPHY_AFECTL_C2, regs[1]); |
| b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, regs[2]); |
| b43_phy_write(dev, B43_NPHY_AFECTL_OVER, regs[3]); |
| b43_phy_write(dev, B43_NPHY_BBCFG, regs[4]); |
| b43_ntab_write(dev, B43_NTAB16(8, 3), regs[5]); |
| b43_ntab_write(dev, B43_NTAB16(8, 19), regs[6]); |
| b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs[7]); |
| b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs[8]); |
| b43_phy_write(dev, B43_NPHY_PAPD_EN0, regs[9]); |
| b43_phy_write(dev, B43_NPHY_PAPD_EN1, regs[10]); |
| b43_nphy_reset_cca(dev); |
| } else { |
| b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0x0FFF, regs[0]); |
| b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0x0FFF, regs[1]); |
| b43_phy_write(dev, B43_NPHY_AFECTL_OVER, regs[2]); |
| b43_ntab_write(dev, B43_NTAB16(8, 2), regs[3]); |
| b43_ntab_write(dev, B43_NTAB16(8, 18), regs[4]); |
| b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs[5]); |
| b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs[6]); |
| } |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxCalPhySetup */ |
| static void b43_nphy_tx_cal_phy_setup(struct b43_wldev *dev) |
| { |
| struct b43_phy *phy = &dev->phy; |
| struct b43_phy_n *nphy = dev->phy.n; |
| u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs; |
| u16 tmp; |
| |
| regs[0] = b43_phy_read(dev, B43_NPHY_AFECTL_C1); |
| regs[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C2); |
| if (dev->phy.rev >= 3) { |
| b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0xF0FF, 0x0A00); |
| b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0xF0FF, 0x0A00); |
| |
| tmp = b43_phy_read(dev, B43_NPHY_AFECTL_OVER1); |
| regs[2] = tmp; |
| b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, tmp | 0x0600); |
| |
| tmp = b43_phy_read(dev, B43_NPHY_AFECTL_OVER); |
| regs[3] = tmp; |
| b43_phy_write(dev, B43_NPHY_AFECTL_OVER, tmp | 0x0600); |
| |
| regs[4] = b43_phy_read(dev, B43_NPHY_BBCFG); |
| b43_phy_mask(dev, B43_NPHY_BBCFG, |
| ~B43_NPHY_BBCFG_RSTRX & 0xFFFF); |
| |
| tmp = b43_ntab_read(dev, B43_NTAB16(8, 3)); |
| regs[5] = tmp; |
| b43_ntab_write(dev, B43_NTAB16(8, 3), 0); |
| |
| tmp = b43_ntab_read(dev, B43_NTAB16(8, 19)); |
| regs[6] = tmp; |
| b43_ntab_write(dev, B43_NTAB16(8, 19), 0); |
| regs[7] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1); |
| regs[8] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2); |
| |
| if (!nphy->use_int_tx_iq_lo_cal) |
| b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_PA, |
| 1, 3); |
| else |
| b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_PA, |
| 0, 3); |
| b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_TRSW, 2, 1); |
| b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_TRSW, 8, 2); |
| |
| regs[9] = b43_phy_read(dev, B43_NPHY_PAPD_EN0); |
| regs[10] = b43_phy_read(dev, B43_NPHY_PAPD_EN1); |
| b43_phy_mask(dev, B43_NPHY_PAPD_EN0, ~0x0001); |
| b43_phy_mask(dev, B43_NPHY_PAPD_EN1, ~0x0001); |
| |
| tmp = b43_nphy_read_lpf_ctl(dev, 0); |
| if (phy->rev >= 19) |
| b43_nphy_rf_ctl_override_rev19(dev, 0x80, tmp, 0, false, |
| 1); |
| else if (phy->rev >= 7) |
| b43_nphy_rf_ctl_override_rev7(dev, 0x80, tmp, 0, false, |
| 1); |
| |
| if (nphy->use_int_tx_iq_lo_cal && true /* FIXME */) { |
| if (phy->rev >= 19) { |
| b43_nphy_rf_ctl_override_rev19(dev, 0x8, 0, 0x3, |
| false, 0); |
| } else if (phy->rev >= 8) { |
| b43_nphy_rf_ctl_override_rev7(dev, 0x8, 0, 0x3, |
| false, 0); |
| } else if (phy->rev == 7) { |
| b43_radio_maskset(dev, R2057_OVR_REG0, 1 << 4, 1 << 4); |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) { |
| b43_radio_maskset(dev, R2057_PAD2G_TUNE_PUS_CORE0, ~1, 0); |
| b43_radio_maskset(dev, R2057_PAD2G_TUNE_PUS_CORE1, ~1, 0); |
| } else { |
| b43_radio_maskset(dev, R2057_IPA5G_CASCOFFV_PU_CORE0, ~1, 0); |
| b43_radio_maskset(dev, R2057_IPA5G_CASCOFFV_PU_CORE1, ~1, 0); |
| } |
| } |
| } |
| } else { |
| b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0x0FFF, 0xA000); |
| b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0x0FFF, 0xA000); |
| tmp = b43_phy_read(dev, B43_NPHY_AFECTL_OVER); |
| regs[2] = tmp; |
| b43_phy_write(dev, B43_NPHY_AFECTL_OVER, tmp | 0x3000); |
| tmp = b43_ntab_read(dev, B43_NTAB16(8, 2)); |
| regs[3] = tmp; |
| tmp |= 0x2000; |
| b43_ntab_write(dev, B43_NTAB16(8, 2), tmp); |
| tmp = b43_ntab_read(dev, B43_NTAB16(8, 18)); |
| regs[4] = tmp; |
| tmp |= 0x2000; |
| b43_ntab_write(dev, B43_NTAB16(8, 18), tmp); |
| regs[5] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1); |
| regs[6] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2); |
| if (b43_current_band(dev->wl) == NL80211_BAND_5GHZ) |
| tmp = 0x0180; |
| else |
| tmp = 0x0120; |
| b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, tmp); |
| b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, tmp); |
| } |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SaveCal */ |
| static void b43_nphy_save_cal(struct b43_wldev *dev) |
| { |
| struct b43_phy *phy = &dev->phy; |
| struct b43_phy_n *nphy = dev->phy.n; |
| |
| struct b43_phy_n_iq_comp *rxcal_coeffs = NULL; |
| u16 *txcal_radio_regs = NULL; |
| struct b43_chanspec *iqcal_chanspec; |
| u16 *table = NULL; |
| |
| if (nphy->hang_avoid) |
| b43_nphy_stay_in_carrier_search(dev, 1); |
| |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) { |
| rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_2G; |
| txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_2G; |
| iqcal_chanspec = &nphy->iqcal_chanspec_2G; |
| table = nphy->cal_cache.txcal_coeffs_2G; |
| } else { |
| rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_5G; |
| txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_5G; |
| iqcal_chanspec = &nphy->iqcal_chanspec_5G; |
| table = nphy->cal_cache.txcal_coeffs_5G; |
| } |
| |
| b43_nphy_rx_iq_coeffs(dev, false, rxcal_coeffs); |
| /* TODO use some definitions */ |
| if (phy->rev >= 19) { |
| /* TODO */ |
| } else if (phy->rev >= 7) { |
| txcal_radio_regs[0] = b43_radio_read(dev, |
| R2057_TX0_LOFT_FINE_I); |
| txcal_radio_regs[1] = b43_radio_read(dev, |
| R2057_TX0_LOFT_FINE_Q); |
| txcal_radio_regs[4] = b43_radio_read(dev, |
| R2057_TX0_LOFT_COARSE_I); |
| txcal_radio_regs[5] = b43_radio_read(dev, |
| R2057_TX0_LOFT_COARSE_Q); |
| txcal_radio_regs[2] = b43_radio_read(dev, |
| R2057_TX1_LOFT_FINE_I); |
| txcal_radio_regs[3] = b43_radio_read(dev, |
| R2057_TX1_LOFT_FINE_Q); |
| txcal_radio_regs[6] = b43_radio_read(dev, |
| R2057_TX1_LOFT_COARSE_I); |
| txcal_radio_regs[7] = b43_radio_read(dev, |
| R2057_TX1_LOFT_COARSE_Q); |
| } else if (phy->rev >= 3) { |
| txcal_radio_regs[0] = b43_radio_read(dev, 0x2021); |
| txcal_radio_regs[1] = b43_radio_read(dev, 0x2022); |
| txcal_radio_regs[2] = b43_radio_read(dev, 0x3021); |
| txcal_radio_regs[3] = b43_radio_read(dev, 0x3022); |
| txcal_radio_regs[4] = b43_radio_read(dev, 0x2023); |
| txcal_radio_regs[5] = b43_radio_read(dev, 0x2024); |
| txcal_radio_regs[6] = b43_radio_read(dev, 0x3023); |
| txcal_radio_regs[7] = b43_radio_read(dev, 0x3024); |
| } else { |
| txcal_radio_regs[0] = b43_radio_read(dev, 0x8B); |
| txcal_radio_regs[1] = b43_radio_read(dev, 0xBA); |
| txcal_radio_regs[2] = b43_radio_read(dev, 0x8D); |
| txcal_radio_regs[3] = b43_radio_read(dev, 0xBC); |
| } |
| iqcal_chanspec->center_freq = dev->phy.chandef->chan->center_freq; |
| iqcal_chanspec->channel_type = |
| cfg80211_get_chandef_type(dev->phy.chandef); |
| b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 8, table); |
| |
| if (nphy->hang_avoid) |
| b43_nphy_stay_in_carrier_search(dev, 0); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RestoreCal */ |
| static void b43_nphy_restore_cal(struct b43_wldev *dev) |
| { |
| struct b43_phy *phy = &dev->phy; |
| struct b43_phy_n *nphy = dev->phy.n; |
| |
| u16 coef[4]; |
| u16 *loft = NULL; |
| u16 *table = NULL; |
| |
| int i; |
| u16 *txcal_radio_regs = NULL; |
| struct b43_phy_n_iq_comp *rxcal_coeffs = NULL; |
| |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) { |
| if (!nphy->iqcal_chanspec_2G.center_freq) |
| return; |
| table = nphy->cal_cache.txcal_coeffs_2G; |
| loft = &nphy->cal_cache.txcal_coeffs_2G[5]; |
| } else { |
| if (!nphy->iqcal_chanspec_5G.center_freq) |
| return; |
| table = nphy->cal_cache.txcal_coeffs_5G; |
| loft = &nphy->cal_cache.txcal_coeffs_5G[5]; |
| } |
| |
| b43_ntab_write_bulk(dev, B43_NTAB16(15, 80), 4, table); |
| |
| for (i = 0; i < 4; i++) { |
| if (dev->phy.rev >= 3) |
| table[i] = coef[i]; |
| else |
| coef[i] = 0; |
| } |
| |
| b43_ntab_write_bulk(dev, B43_NTAB16(15, 88), 4, coef); |
| b43_ntab_write_bulk(dev, B43_NTAB16(15, 85), 2, loft); |
| b43_ntab_write_bulk(dev, B43_NTAB16(15, 93), 2, loft); |
| |
| if (dev->phy.rev < 2) |
| b43_nphy_tx_iq_workaround(dev); |
| |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) { |
| txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_2G; |
| rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_2G; |
| } else { |
| txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_5G; |
| rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_5G; |
| } |
| |
| /* TODO use some definitions */ |
| if (phy->rev >= 19) { |
| /* TODO */ |
| } else if (phy->rev >= 7) { |
| b43_radio_write(dev, R2057_TX0_LOFT_FINE_I, |
| txcal_radio_regs[0]); |
| b43_radio_write(dev, R2057_TX0_LOFT_FINE_Q, |
| txcal_radio_regs[1]); |
| b43_radio_write(dev, R2057_TX0_LOFT_COARSE_I, |
| txcal_radio_regs[4]); |
| b43_radio_write(dev, R2057_TX0_LOFT_COARSE_Q, |
| txcal_radio_regs[5]); |
| b43_radio_write(dev, R2057_TX1_LOFT_FINE_I, |
| txcal_radio_regs[2]); |
| b43_radio_write(dev, R2057_TX1_LOFT_FINE_Q, |
| txcal_radio_regs[3]); |
| b43_radio_write(dev, R2057_TX1_LOFT_COARSE_I, |
| txcal_radio_regs[6]); |
| b43_radio_write(dev, R2057_TX1_LOFT_COARSE_Q, |
| txcal_radio_regs[7]); |
| } else if (phy->rev >= 3) { |
| b43_radio_write(dev, 0x2021, txcal_radio_regs[0]); |
| b43_radio_write(dev, 0x2022, txcal_radio_regs[1]); |
| b43_radio_write(dev, 0x3021, txcal_radio_regs[2]); |
| b43_radio_write(dev, 0x3022, txcal_radio_regs[3]); |
| b43_radio_write(dev, 0x2023, txcal_radio_regs[4]); |
| b43_radio_write(dev, 0x2024, txcal_radio_regs[5]); |
| b43_radio_write(dev, 0x3023, txcal_radio_regs[6]); |
| b43_radio_write(dev, 0x3024, txcal_radio_regs[7]); |
| } else { |
| b43_radio_write(dev, 0x8B, txcal_radio_regs[0]); |
| b43_radio_write(dev, 0xBA, txcal_radio_regs[1]); |
| b43_radio_write(dev, 0x8D, txcal_radio_regs[2]); |
| b43_radio_write(dev, 0xBC, txcal_radio_regs[3]); |
| } |
| b43_nphy_rx_iq_coeffs(dev, true, rxcal_coeffs); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalTxIqlo */ |
| static int b43_nphy_cal_tx_iq_lo(struct b43_wldev *dev, |
| struct nphy_txgains target, |
| bool full, bool mphase) |
| { |
| struct b43_phy *phy = &dev->phy; |
| struct b43_phy_n *nphy = dev->phy.n; |
| int i; |
| int error = 0; |
| int freq; |
| bool avoid = false; |
| u8 length; |
| u16 tmp, core, type, count, max, numb, last = 0, cmd; |
| const u16 *table; |
| bool phy6or5x; |
| |
| u16 buffer[11]; |
| u16 diq_start = 0; |
| u16 save[2]; |
| u16 gain[2]; |
| struct nphy_iqcal_params params[2]; |
| bool updated[2] = { }; |
| |
| b43_nphy_stay_in_carrier_search(dev, true); |
| |
| if (dev->phy.rev >= 4) { |
| avoid = nphy->hang_avoid; |
| nphy->hang_avoid = false; |
| } |
| |
| b43_ntab_read_bulk(dev, B43_NTAB16(7, 0x110), 2, save); |
| |
| for (i = 0; i < 2; i++) { |
| b43_nphy_iq_cal_gain_params(dev, i, target, ¶ms[i]); |
| gain[i] = params[i].cal_gain; |
| } |
| |
| b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, gain); |
| |
| b43_nphy_tx_cal_radio_setup(dev); |
| b43_nphy_tx_cal_phy_setup(dev); |
| |
| phy6or5x = dev->phy.rev >= 6 || |
| (dev->phy.rev == 5 && nphy->ipa2g_on && |
| b43_current_band(dev->wl) == NL80211_BAND_2GHZ); |
| if (phy6or5x) { |
| if (b43_is_40mhz(dev)) { |
| b43_ntab_write_bulk(dev, B43_NTAB16(15, 0), 18, |
| tbl_tx_iqlo_cal_loft_ladder_40); |
| b43_ntab_write_bulk(dev, B43_NTAB16(15, 32), 18, |
| tbl_tx_iqlo_cal_iqimb_ladder_40); |
| } else { |
| b43_ntab_write_bulk(dev, B43_NTAB16(15, 0), 18, |
| tbl_tx_iqlo_cal_loft_ladder_20); |
| b43_ntab_write_bulk(dev, B43_NTAB16(15, 32), 18, |
| tbl_tx_iqlo_cal_iqimb_ladder_20); |
| } |
| } |
| |
| if (phy->rev >= 19) { |
| /* TODO */ |
| } else if (phy->rev >= 7) { |
| b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x8AD9); |
| } else { |
| b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x8AA9); |
| } |
| |
| if (!b43_is_40mhz(dev)) |
| freq = 2500; |
| else |
| freq = 5000; |
| |
| if (nphy->mphase_cal_phase_id > 2) |
| b43_nphy_run_samples(dev, (b43_is_40mhz(dev) ? 40 : 20) * 8, |
| 0xFFFF, 0, true, false, false); |
| else |
| error = b43_nphy_tx_tone(dev, freq, 250, true, false, false); |
| |
| if (error == 0) { |
| if (nphy->mphase_cal_phase_id > 2) { |
| table = nphy->mphase_txcal_bestcoeffs; |
| length = 11; |
| if (dev->phy.rev < 3) |
| length -= 2; |
| } else { |
| if (!full && nphy->txiqlocal_coeffsvalid) { |
| table = nphy->txiqlocal_bestc; |
| length = 11; |
| if (dev->phy.rev < 3) |
| length -= 2; |
| } else { |
| full = true; |
| if (dev->phy.rev >= 3) { |
| table = tbl_tx_iqlo_cal_startcoefs_nphyrev3; |
| length = B43_NTAB_TX_IQLO_CAL_STARTCOEFS_REV3; |
| } else { |
| table = tbl_tx_iqlo_cal_startcoefs; |
| length = B43_NTAB_TX_IQLO_CAL_STARTCOEFS; |
| } |
| } |
| } |
| |
| b43_ntab_write_bulk(dev, B43_NTAB16(15, 64), length, table); |
| |
| if (full) { |
| if (dev->phy.rev >= 3) |
| max = B43_NTAB_TX_IQLO_CAL_CMDS_FULLCAL_REV3; |
| else |
| max = B43_NTAB_TX_IQLO_CAL_CMDS_FULLCAL; |
| } else { |
| if (dev->phy.rev >= 3) |
| max = B43_NTAB_TX_IQLO_CAL_CMDS_RECAL_REV3; |
| else |
| max = B43_NTAB_TX_IQLO_CAL_CMDS_RECAL; |
| } |
| |
| if (mphase) { |
| count = nphy->mphase_txcal_cmdidx; |
| numb = min(max, |
| (u16)(count + nphy->mphase_txcal_numcmds)); |
| } else { |
| count = 0; |
| numb = max; |
| } |
| |
| for (; count < numb; count++) { |
| if (full) { |
| if (dev->phy.rev >= 3) |
| cmd = tbl_tx_iqlo_cal_cmds_fullcal_nphyrev3[count]; |
| else |
| cmd = tbl_tx_iqlo_cal_cmds_fullcal[count]; |
| } else { |
| if (dev->phy.rev >= 3) |
| cmd = tbl_tx_iqlo_cal_cmds_recal_nphyrev3[count]; |
| else |
| cmd = tbl_tx_iqlo_cal_cmds_recal[count]; |
| } |
| |
| core = (cmd & 0x3000) >> 12; |
| type = (cmd & 0x0F00) >> 8; |
| |
| if (phy6or5x && updated[core] == 0) { |
| b43_nphy_update_tx_cal_ladder(dev, core); |
| updated[core] = true; |
| } |
| |
| tmp = (params[core].ncorr[type] << 8) | 0x66; |
| b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDNNUM, tmp); |
| |
| if (type == 1 || type == 3 || type == 4) { |
| buffer[0] = b43_ntab_read(dev, |
| B43_NTAB16(15, 69 + core)); |
| diq_start = buffer[0]; |
| buffer[0] = 0; |
| b43_ntab_write(dev, B43_NTAB16(15, 69 + core), |
| 0); |
| } |
| |
| b43_phy_write(dev, B43_NPHY_IQLOCAL_CMD, cmd); |
| for (i = 0; i < 2000; i++) { |
| tmp = b43_phy_read(dev, B43_NPHY_IQLOCAL_CMD); |
| if (tmp & 0xC000) |
| break; |
| udelay(10); |
| } |
| |
| b43_ntab_read_bulk(dev, B43_NTAB16(15, 96), length, |
| buffer); |
| b43_ntab_write_bulk(dev, B43_NTAB16(15, 64), length, |
| buffer); |
| |
| if (type == 1 || type == 3 || type == 4) |
| buffer[0] = diq_start; |
| } |
| |
| if (mphase) |
| nphy->mphase_txcal_cmdidx = (numb >= max) ? 0 : numb; |
| |
| last = (dev->phy.rev < 3) ? 6 : 7; |
| |
| if (!mphase || nphy->mphase_cal_phase_id == last) { |
| b43_ntab_write_bulk(dev, B43_NTAB16(15, 96), 4, buffer); |
| b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 4, buffer); |
| if (dev->phy.rev < 3) { |
| buffer[0] = 0; |
| buffer[1] = 0; |
| buffer[2] = 0; |
| buffer[3] = 0; |
| } |
| b43_ntab_write_bulk(dev, B43_NTAB16(15, 88), 4, |
| buffer); |
| b43_ntab_read_bulk(dev, B43_NTAB16(15, 101), 2, |
| buffer); |
| b43_ntab_write_bulk(dev, B43_NTAB16(15, 85), 2, |
| buffer); |
| b43_ntab_write_bulk(dev, B43_NTAB16(15, 93), 2, |
| buffer); |
| length = 11; |
| if (dev->phy.rev < 3) |
| length -= 2; |
| b43_ntab_read_bulk(dev, B43_NTAB16(15, 96), length, |
| nphy->txiqlocal_bestc); |
| nphy->txiqlocal_coeffsvalid = true; |
| nphy->txiqlocal_chanspec.center_freq = |
| phy->chandef->chan->center_freq; |
| nphy->txiqlocal_chanspec.channel_type = |
| cfg80211_get_chandef_type(phy->chandef); |
| } else { |
| length = 11; |
| if (dev->phy.rev < 3) |
| length -= 2; |
| b43_ntab_read_bulk(dev, B43_NTAB16(15, 96), length, |
| nphy->mphase_txcal_bestcoeffs); |
| } |
| |
| b43_nphy_stop_playback(dev); |
| b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0); |
| } |
| |
| b43_nphy_tx_cal_phy_cleanup(dev); |
| b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, save); |
| |
| if (dev->phy.rev < 2 && (!mphase || nphy->mphase_cal_phase_id == last)) |
| b43_nphy_tx_iq_workaround(dev); |
| |
| if (dev->phy.rev >= 4) |
| nphy->hang_avoid = avoid; |
| |
| b43_nphy_stay_in_carrier_search(dev, false); |
| |
| return error; |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ReapplyTxCalCoeffs */ |
| static void b43_nphy_reapply_tx_cal_coeffs(struct b43_wldev *dev) |
| { |
| struct b43_phy_n *nphy = dev->phy.n; |
| u8 i; |
| u16 buffer[7]; |
| bool equal = true; |
| |
| if (!nphy->txiqlocal_coeffsvalid || |
| nphy->txiqlocal_chanspec.center_freq != dev->phy.chandef->chan->center_freq || |
| nphy->txiqlocal_chanspec.channel_type != cfg80211_get_chandef_type(dev->phy.chandef)) |
| return; |
| |
| b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 7, buffer); |
| for (i = 0; i < 4; i++) { |
| if (buffer[i] != nphy->txiqlocal_bestc[i]) { |
| equal = false; |
| break; |
| } |
| } |
| |
| if (!equal) { |
| b43_ntab_write_bulk(dev, B43_NTAB16(15, 80), 4, |
| nphy->txiqlocal_bestc); |
| for (i = 0; i < 4; i++) |
| buffer[i] = 0; |
| b43_ntab_write_bulk(dev, B43_NTAB16(15, 88), 4, |
| buffer); |
| b43_ntab_write_bulk(dev, B43_NTAB16(15, 85), 2, |
| &nphy->txiqlocal_bestc[5]); |
| b43_ntab_write_bulk(dev, B43_NTAB16(15, 93), 2, |
| &nphy->txiqlocal_bestc[5]); |
| } |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalRxIqRev2 */ |
| static int b43_nphy_rev2_cal_rx_iq(struct b43_wldev *dev, |
| struct nphy_txgains target, u8 type, bool debug) |
| { |
| struct b43_phy_n *nphy = dev->phy.n; |
| int i, j, index; |
| u8 rfctl[2]; |
| u8 afectl_core; |
| u16 tmp[6]; |
| u16 uninitialized_var(cur_hpf1), uninitialized_var(cur_hpf2), cur_lna; |
| u32 real, imag; |
| enum nl80211_band band; |
| |
| u8 use; |
| u16 cur_hpf; |
| u16 lna[3] = { 3, 3, 1 }; |
| u16 hpf1[3] = { 7, 2, 0 }; |
| u16 hpf2[3] = { 2, 0, 0 }; |
| u32 power[3] = { }; |
| u16 gain_save[2]; |
| u16 cal_gain[2]; |
| struct nphy_iqcal_params cal_params[2]; |
| struct nphy_iq_est est; |
| int ret = 0; |
| bool playtone = true; |
| int desired = 13; |
| |
| b43_nphy_stay_in_carrier_search(dev, 1); |
| |
| if (dev->phy.rev < 2) |
| b43_nphy_reapply_tx_cal_coeffs(dev); |
| b43_ntab_read_bulk(dev, B43_NTAB16(7, 0x110), 2, gain_save); |
| for (i = 0; i < 2; i++) { |
| b43_nphy_iq_cal_gain_params(dev, i, target, &cal_params[i]); |
| cal_gain[i] = cal_params[i].cal_gain; |
| } |
| b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, cal_gain); |
| |
| for (i = 0; i < 2; i++) { |
| if (i == 0) { |
| rfctl[0] = B43_NPHY_RFCTL_INTC1; |
| rfctl[1] = B43_NPHY_RFCTL_INTC2; |
| afectl_core = B43_NPHY_AFECTL_C1; |
| } else { |
| rfctl[0] = B43_NPHY_RFCTL_INTC2; |
| rfctl[1] = B43_NPHY_RFCTL_INTC1; |
| afectl_core = B43_NPHY_AFECTL_C2; |
| } |
| |
| tmp[1] = b43_phy_read(dev, B43_NPHY_RFSEQCA); |
| tmp[2] = b43_phy_read(dev, afectl_core); |
| tmp[3] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER); |
| tmp[4] = b43_phy_read(dev, rfctl[0]); |
| tmp[5] = b43_phy_read(dev, rfctl[1]); |
| |
| b43_phy_maskset(dev, B43_NPHY_RFSEQCA, |
| ~B43_NPHY_RFSEQCA_RXDIS & 0xFFFF, |
| ((1 - i) << B43_NPHY_RFSEQCA_RXDIS_SHIFT)); |
| b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_TXEN, |
| (1 - i)); |
| b43_phy_set(dev, afectl_core, 0x0006); |
| b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0006); |
| |
| band = b43_current_band(dev->wl); |
| |
| if (nphy->rxcalparams & 0xFF000000) { |
| if (band == NL80211_BAND_5GHZ) |
| b43_phy_write(dev, rfctl[0], 0x140); |
| else |
| b43_phy_write(dev, rfctl[0], 0x110); |
| } else { |
| if (band == NL80211_BAND_5GHZ) |
| b43_phy_write(dev, rfctl[0], 0x180); |
| else |
| b43_phy_write(dev, rfctl[0], 0x120); |
| } |
| |
| if (band == NL80211_BAND_5GHZ) |
| b43_phy_write(dev, rfctl[1], 0x148); |
| else |
| b43_phy_write(dev, rfctl[1], 0x114); |
| |
| if (nphy->rxcalparams & 0x10000) { |
| b43_radio_maskset(dev, B2055_C1_GENSPARE2, 0xFC, |
| (i + 1)); |
| b43_radio_maskset(dev, B2055_C2_GENSPARE2, 0xFC, |
| (2 - i)); |
| } |
| |
| for (j = 0; j < 4; j++) { |
| if (j < 3) { |
| cur_lna = lna[j]; |
| cur_hpf1 = hpf1[j]; |
| cur_hpf2 = hpf2[j]; |
| } else { |
| if (power[1] > 10000) { |
| use = 1; |
| cur_hpf = cur_hpf1; |
| index = 2; |
| } else { |
| if (power[0] > 10000) { |
| use = 1; |
| cur_hpf = cur_hpf1; |
| index = 1; |
| } else { |
| index = 0; |
| use = 2; |
| cur_hpf = cur_hpf2; |
| } |
| } |
| cur_lna = lna[index]; |
| cur_hpf1 = hpf1[index]; |
| cur_hpf2 = hpf2[index]; |
| cur_hpf += desired - hweight32(power[index]); |
| cur_hpf = clamp_val(cur_hpf, 0, 10); |
| if (use == 1) |
| cur_hpf1 = cur_hpf; |
| else |
| cur_hpf2 = cur_hpf; |
| } |
| |
| tmp[0] = ((cur_hpf2 << 8) | (cur_hpf1 << 4) | |
| (cur_lna << 2)); |
| b43_nphy_rf_ctl_override(dev, 0x400, tmp[0], 3, |
| false); |
| b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX); |
| b43_nphy_stop_playback(dev); |
| |
| if (playtone) { |
| ret = b43_nphy_tx_tone(dev, 4000, |
| (nphy->rxcalparams & 0xFFFF), |
| false, false, true); |
| playtone = false; |
| } else { |
| b43_nphy_run_samples(dev, 160, 0xFFFF, 0, false, |
| false, true); |
| } |
| |
| if (ret == 0) { |
| if (j < 3) { |
| b43_nphy_rx_iq_est(dev, &est, 1024, 32, |
| false); |
| if (i == 0) { |
| real = est.i0_pwr; |
| imag = est.q0_pwr; |
| } else { |
| real = est.i1_pwr; |
| imag = est.q1_pwr; |
| } |
| power[i] = ((real + imag) / 1024) + 1; |
| } else { |
| b43_nphy_calc_rx_iq_comp(dev, 1 << i); |
| } |
| b43_nphy_stop_playback(dev); |
| } |
| |
| if (ret != 0) |
| break; |
| } |
| |
| b43_radio_mask(dev, B2055_C1_GENSPARE2, 0xFC); |
| b43_radio_mask(dev, B2055_C2_GENSPARE2, 0xFC); |
| b43_phy_write(dev, rfctl[1], tmp[5]); |
| b43_phy_write(dev, rfctl[0], tmp[4]); |
| b43_phy_write(dev, B43_NPHY_AFECTL_OVER, tmp[3]); |
| b43_phy_write(dev, afectl_core, tmp[2]); |
| b43_phy_write(dev, B43_NPHY_RFSEQCA, tmp[1]); |
| |
| if (ret != 0) |
| break; |
| } |
| |
| b43_nphy_rf_ctl_override(dev, 0x400, 0, 3, true); |
| b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX); |
| b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, gain_save); |
| |
| b43_nphy_stay_in_carrier_search(dev, 0); |
| |
| return ret; |
| } |
| |
| static int b43_nphy_rev3_cal_rx_iq(struct b43_wldev *dev, |
| struct nphy_txgains target, u8 type, bool debug) |
| { |
| return -1; |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalRxIq */ |
| static int b43_nphy_cal_rx_iq(struct b43_wldev *dev, |
| struct nphy_txgains target, u8 type, bool debug) |
| { |
| if (dev->phy.rev >= 7) |
| type = 0; |
| |
| if (dev->phy.rev >= 3) |
| return b43_nphy_rev3_cal_rx_iq(dev, target, type, debug); |
| else |
| return b43_nphy_rev2_cal_rx_iq(dev, target, type, debug); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxCoreSetState */ |
| static void b43_nphy_set_rx_core_state(struct b43_wldev *dev, u8 mask) |
| { |
| struct b43_phy *phy = &dev->phy; |
| struct b43_phy_n *nphy = phy->n; |
| /* u16 buf[16]; it's rev3+ */ |
| |
| nphy->phyrxchain = mask; |
| |
| if (0 /* FIXME clk */) |
| return; |
| |
| b43_mac_suspend(dev); |
| |
| if (nphy->hang_avoid) |
| b43_nphy_stay_in_carrier_search(dev, true); |
| |
| b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_RXEN, |
| (mask & 0x3) << B43_NPHY_RFSEQCA_RXEN_SHIFT); |
| |
| if ((mask & 0x3) != 0x3) { |
| b43_phy_write(dev, B43_NPHY_HPANT_SWTHRES, 1); |
| if (dev->phy.rev >= 3) { |
| /* TODO */ |
| } |
| } else { |
| b43_phy_write(dev, B43_NPHY_HPANT_SWTHRES, 0x1E); |
| if (dev->phy.rev >= 3) { |
| /* TODO */ |
| } |
| } |
| |
| b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX); |
| |
| if (nphy->hang_avoid) |
| b43_nphy_stay_in_carrier_search(dev, false); |
| |
| b43_mac_enable(dev); |
| } |
| |
| static enum b43_txpwr_result b43_nphy_op_recalc_txpower(struct b43_wldev *dev, |
| bool ignore_tssi) |
| { |
| struct b43_phy *phy = &dev->phy; |
| struct b43_phy_n *nphy = dev->phy.n; |
| struct ieee80211_channel *channel = dev->wl->hw->conf.chandef.chan; |
| struct b43_ppr *ppr = &nphy->tx_pwr_max_ppr; |
| u8 max; /* qdBm */ |
| |
| if (nphy->tx_pwr_last_recalc_freq == channel->center_freq && |
| nphy->tx_pwr_last_recalc_limit == phy->desired_txpower) |
| return B43_TXPWR_RES_DONE; |
| |
| /* Make sure we have a clean PPR */ |
| b43_ppr_clear(dev, ppr); |
| |
| /* HW limitations */ |
| b43_ppr_load_max_from_sprom(dev, ppr, B43_BAND_2G); |
| |
| /* Regulatory & user settings */ |
| max = INT_TO_Q52(phy->chandef->chan->max_power); |
| if (phy->desired_txpower) |
| max = min_t(u8, max, INT_TO_Q52(phy->desired_txpower)); |
| b43_ppr_apply_max(dev, ppr, max); |
| if (b43_debug(dev, B43_DBG_XMITPOWER)) |
| b43dbg(dev->wl, "Calculated TX power: " Q52_FMT "\n", |
| Q52_ARG(b43_ppr_get_max(dev, ppr))); |
| |
| /* TODO: Enable this once we get gains working */ |
| #if 0 |
| /* Some extra gains */ |
| hw_gain = 6; /* N-PHY specific */ |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) |
| hw_gain += sprom->antenna_gain.a0; |
| else |
| hw_gain += sprom->antenna_gain.a1; |
| b43_ppr_add(dev, ppr, -hw_gain); |
| #endif |
| |
| /* Make sure we didn't go too low */ |
| b43_ppr_apply_min(dev, ppr, INT_TO_Q52(8)); |
| |
| /* Apply */ |
| b43_mac_suspend(dev); |
| b43_nphy_tx_power_ctl_setup(dev); |
| if (dev->dev->core_rev == 11 || dev->dev->core_rev == 12) { |
| b43_maskset32(dev, B43_MMIO_MACCTL, ~0, B43_MACCTL_PHY_LOCK); |
| b43_read32(dev, B43_MMIO_MACCTL); |
| udelay(1); |
| } |
| b43_nphy_tx_power_ctrl(dev, nphy->txpwrctrl); |
| if (dev->dev->core_rev == 11 || dev->dev->core_rev == 12) |
| b43_maskset32(dev, B43_MMIO_MACCTL, ~B43_MACCTL_PHY_LOCK, 0); |
| b43_mac_enable(dev); |
| |
| nphy->tx_pwr_last_recalc_freq = channel->center_freq; |
| nphy->tx_pwr_last_recalc_limit = phy->desired_txpower; |
| |
| return B43_TXPWR_RES_DONE; |
| } |
| |
| /************************************************** |
| * N-PHY init |
| **************************************************/ |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/MIMOConfig */ |
| static void b43_nphy_update_mimo_config(struct b43_wldev *dev, s32 preamble) |
| { |
| u16 mimocfg = b43_phy_read(dev, B43_NPHY_MIMOCFG); |
| |
| mimocfg |= B43_NPHY_MIMOCFG_AUTO; |
| if (preamble == 1) |
| mimocfg |= B43_NPHY_MIMOCFG_GFMIX; |
| else |
| mimocfg &= ~B43_NPHY_MIMOCFG_GFMIX; |
| |
| b43_phy_write(dev, B43_NPHY_MIMOCFG, mimocfg); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/BPHYInit */ |
| static void b43_nphy_bphy_init(struct b43_wldev *dev) |
| { |
| unsigned int i; |
| u16 val; |
| |
| val = 0x1E1F; |
| for (i = 0; i < 16; i++) { |
| b43_phy_write(dev, B43_PHY_N_BMODE(0x88 + i), val); |
| val -= 0x202; |
| } |
| val = 0x3E3F; |
| for (i = 0; i < 16; i++) { |
| b43_phy_write(dev, B43_PHY_N_BMODE(0x98 + i), val); |
| val -= 0x202; |
| } |
| b43_phy_write(dev, B43_PHY_N_BMODE(0x38), 0x668); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SuperSwitchInit */ |
| static void b43_nphy_superswitch_init(struct b43_wldev *dev, bool init) |
| { |
| if (dev->phy.rev >= 7) |
| return; |
| |
| if (dev->phy.rev >= 3) { |
| if (!init) |
| return; |
| if (0 /* FIXME */) { |
| b43_ntab_write(dev, B43_NTAB16(9, 2), 0x211); |
| b43_ntab_write(dev, B43_NTAB16(9, 3), 0x222); |
| b43_ntab_write(dev, B43_NTAB16(9, 8), 0x144); |
| b43_ntab_write(dev, B43_NTAB16(9, 12), 0x188); |
| } |
| } else { |
| b43_phy_write(dev, B43_NPHY_GPIO_LOOEN, 0); |
| b43_phy_write(dev, B43_NPHY_GPIO_HIOEN, 0); |
| |
| switch (dev->dev->bus_type) { |
| #ifdef CONFIG_B43_BCMA |
| case B43_BUS_BCMA: |
| bcma_chipco_gpio_control(&dev->dev->bdev->bus->drv_cc, |
| 0xFC00, 0xFC00); |
| break; |
| #endif |
| #ifdef CONFIG_B43_SSB |
| case B43_BUS_SSB: |
| ssb_chipco_gpio_control(&dev->dev->sdev->bus->chipco, |
| 0xFC00, 0xFC00); |
| break; |
| #endif |
| } |
| |
| b43_maskset32(dev, B43_MMIO_MACCTL, ~B43_MACCTL_GPOUTSMSK, 0); |
| b43_maskset16(dev, B43_MMIO_GPIO_MASK, ~0, 0xFC00); |
| b43_maskset16(dev, B43_MMIO_GPIO_CONTROL, (~0xFC00 & 0xFFFF), |
| 0); |
| |
| if (init) { |
| 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); |
| } |
| } |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/Init/N */ |
| static int b43_phy_initn(struct b43_wldev *dev) |
| { |
| struct ssb_sprom *sprom = dev->dev->bus_sprom; |
| struct b43_phy *phy = &dev->phy; |
| struct b43_phy_n *nphy = phy->n; |
| u8 tx_pwr_state; |
| struct nphy_txgains target; |
| u16 tmp; |
| bool do_rssi_cal; |
| |
| u16 clip[2]; |
| bool do_cal = false; |
| |
| if ((dev->phy.rev >= 3) && |
| (sprom->boardflags_lo & B43_BFL_EXTLNA) && |
| (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)) { |
| switch (dev->dev->bus_type) { |
| #ifdef CONFIG_B43_BCMA |
| case B43_BUS_BCMA: |
| bcma_cc_set32(&dev->dev->bdev->bus->drv_cc, |
| BCMA_CC_CHIPCTL, 0x40); |
| break; |
| #endif |
| #ifdef CONFIG_B43_SSB |
| case B43_BUS_SSB: |
| chipco_set32(&dev->dev->sdev->bus->chipco, |
| SSB_CHIPCO_CHIPCTL, 0x40); |
| break; |
| #endif |
| } |
| } |
| nphy->use_int_tx_iq_lo_cal = b43_nphy_ipa(dev) || |
| phy->rev >= 7 || |
| (phy->rev >= 5 && |
| sprom->boardflags2_hi & B43_BFH2_INTERNDET_TXIQCAL); |
| nphy->deaf_count = 0; |
| b43_nphy_tables_init(dev); |
| nphy->crsminpwr_adjusted = false; |
| nphy->noisevars_adjusted = false; |
| |
| /* Clear all overrides */ |
| if (dev->phy.rev >= 3) { |
| b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S1, 0); |
| b43_phy_write(dev, B43_NPHY_RFCTL_OVER, 0); |
| if (phy->rev >= 7) { |
| b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER3, 0); |
| b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER4, 0); |
| b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER5, 0); |
| b43_phy_write(dev, B43_NPHY_REV7_RF_CTL_OVER6, 0); |
| } |
| if (phy->rev >= 19) { |
| /* TODO */ |
| } |
| |
| b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S0, 0); |
| b43_phy_write(dev, B43_NPHY_TXF_40CO_B32S1, 0); |
| } else { |
| b43_phy_write(dev, B43_NPHY_RFCTL_OVER, 0); |
| } |
| b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, 0); |
| b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, 0); |
| if (dev->phy.rev < 6) { |
| b43_phy_write(dev, B43_NPHY_RFCTL_INTC3, 0); |
| b43_phy_write(dev, B43_NPHY_RFCTL_INTC4, 0); |
| } |
| b43_phy_mask(dev, B43_NPHY_RFSEQMODE, |
| ~(B43_NPHY_RFSEQMODE_CAOVER | |
| B43_NPHY_RFSEQMODE_TROVER)); |
| if (dev->phy.rev >= 3) |
| b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, 0); |
| b43_phy_write(dev, B43_NPHY_AFECTL_OVER, 0); |
| |
| if (dev->phy.rev <= 2) { |
| tmp = (dev->phy.rev == 2) ? 0x3B : 0x40; |
| b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3, |
| ~B43_NPHY_BPHY_CTL3_SCALE, |
| tmp << B43_NPHY_BPHY_CTL3_SCALE_SHIFT); |
| } |
| b43_phy_write(dev, B43_NPHY_AFESEQ_TX2RX_PUD_20M, 0x20); |
| b43_phy_write(dev, B43_NPHY_AFESEQ_TX2RX_PUD_40M, 0x20); |
| |
| if (sprom->boardflags2_lo & B43_BFL2_SKWRKFEM_BRD || |
| (dev->dev->board_vendor == PCI_VENDOR_ID_APPLE && |
| dev->dev->board_type == BCMA_BOARD_TYPE_BCM943224M93)) |
| b43_phy_write(dev, B43_NPHY_TXREALFD, 0xA0); |
| else |
| b43_phy_write(dev, B43_NPHY_TXREALFD, 0xB8); |
| b43_phy_write(dev, B43_NPHY_MIMO_CRSTXEXT, 0xC8); |
| b43_phy_write(dev, B43_NPHY_PLOAD_CSENSE_EXTLEN, 0x50); |
| b43_phy_write(dev, B43_NPHY_TXRIFS_FRDEL, 0x30); |
| |
| if (phy->rev < 8) |
| b43_nphy_update_mimo_config(dev, nphy->preamble_override); |
| |
| b43_nphy_update_txrx_chain(dev); |
| |
| if (phy->rev < 2) { |
| b43_phy_write(dev, B43_NPHY_DUP40_GFBL, 0xAA8); |
| b43_phy_write(dev, B43_NPHY_DUP40_BL, 0x9A4); |
| } |
| |
| if (b43_nphy_ipa(dev)) { |
| b43_phy_set(dev, B43_NPHY_PAPD_EN0, 0x1); |
| b43_phy_maskset(dev, B43_NPHY_EPS_TABLE_ADJ0, 0x007F, |
| nphy->papd_epsilon_offset[0] << 7); |
| b43_phy_set(dev, B43_NPHY_PAPD_EN1, 0x1); |
| b43_phy_maskset(dev, B43_NPHY_EPS_TABLE_ADJ1, 0x007F, |
| nphy->papd_epsilon_offset[1] << 7); |
| b43_nphy_int_pa_set_tx_dig_filters(dev); |
| } else if (phy->rev >= 5) { |
| b43_nphy_ext_pa_set_tx_dig_filters(dev); |
| } |
| |
| b43_nphy_workarounds(dev); |
| |
| /* Reset CCA, in init code it differs a little from standard way */ |
| b43_phy_force_clock(dev, 1); |
| tmp = b43_phy_read(dev, B43_NPHY_BBCFG); |
| b43_phy_write(dev, B43_NPHY_BBCFG, tmp | B43_NPHY_BBCFG_RSTCCA); |
| b43_phy_write(dev, B43_NPHY_BBCFG, tmp & ~B43_NPHY_BBCFG_RSTCCA); |
| b43_phy_force_clock(dev, 0); |
| |
| b43_mac_phy_clock_set(dev, true); |
| |
| if (phy->rev < 7) { |
| b43_nphy_pa_override(dev, false); |
| b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RX2TX); |
| b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX); |
| b43_nphy_pa_override(dev, true); |
| } |
| |
| b43_nphy_classifier(dev, 0, 0); |
| b43_nphy_read_clip_detection(dev, clip); |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) |
| b43_nphy_bphy_init(dev); |
| |
| tx_pwr_state = nphy->txpwrctrl; |
| b43_nphy_tx_power_ctrl(dev, false); |
| b43_nphy_tx_power_fix(dev); |
| b43_nphy_tx_power_ctl_idle_tssi(dev); |
| b43_nphy_tx_power_ctl_setup(dev); |
| b43_nphy_tx_gain_table_upload(dev); |
| |
| if (nphy->phyrxchain != 3) |
| b43_nphy_set_rx_core_state(dev, nphy->phyrxchain); |
| if (nphy->mphase_cal_phase_id > 0) |
| ;/* TODO PHY Periodic Calibration Multi-Phase Restart */ |
| |
| do_rssi_cal = false; |
| if (phy->rev >= 3) { |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) |
| do_rssi_cal = !nphy->rssical_chanspec_2G.center_freq; |
| else |
| do_rssi_cal = !nphy->rssical_chanspec_5G.center_freq; |
| |
| if (do_rssi_cal) |
| b43_nphy_rssi_cal(dev); |
| else |
| b43_nphy_restore_rssi_cal(dev); |
| } else { |
| b43_nphy_rssi_cal(dev); |
| } |
| |
| if (!((nphy->measure_hold & 0x6) != 0)) { |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) |
| do_cal = !nphy->iqcal_chanspec_2G.center_freq; |
| else |
| do_cal = !nphy->iqcal_chanspec_5G.center_freq; |
| |
| if (nphy->mute) |
| do_cal = false; |
| |
| if (do_cal) { |
| target = b43_nphy_get_tx_gains(dev); |
| |
| if (nphy->antsel_type == 2) |
| b43_nphy_superswitch_init(dev, true); |
| if (nphy->perical != 2) { |
| b43_nphy_rssi_cal(dev); |
| if (phy->rev >= 3) { |
| nphy->cal_orig_pwr_idx[0] = |
| nphy->txpwrindex[0].index_internal; |
| nphy->cal_orig_pwr_idx[1] = |
| nphy->txpwrindex[1].index_internal; |
| /* TODO N PHY Pre Calibrate TX Gain */ |
| target = b43_nphy_get_tx_gains(dev); |
| } |
| if (!b43_nphy_cal_tx_iq_lo(dev, target, true, false)) |
| if (b43_nphy_cal_rx_iq(dev, target, 2, 0) == 0) |
| b43_nphy_save_cal(dev); |
| } else if (nphy->mphase_cal_phase_id == 0) |
| ;/* N PHY Periodic Calibration with arg 3 */ |
| } else { |
| b43_nphy_restore_cal(dev); |
| } |
| } |
| |
| b43_nphy_tx_pwr_ctrl_coef_setup(dev); |
| b43_nphy_tx_power_ctrl(dev, tx_pwr_state); |
| 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, 0x0032); |
| b43_nphy_tx_lpf_bw(dev); |
| if (phy->rev >= 3) |
| b43_nphy_spur_workaround(dev); |
| |
| return 0; |
| } |
| |
| /************************************************** |
| * Channel switching ops. |
| **************************************************/ |
| |
| static void b43_chantab_phy_upload(struct b43_wldev *dev, |
| const struct b43_phy_n_sfo_cfg *e) |
| { |
| b43_phy_write(dev, B43_NPHY_BW1A, e->phy_bw1a); |
| b43_phy_write(dev, B43_NPHY_BW2, e->phy_bw2); |
| b43_phy_write(dev, B43_NPHY_BW3, e->phy_bw3); |
| b43_phy_write(dev, B43_NPHY_BW4, e->phy_bw4); |
| b43_phy_write(dev, B43_NPHY_BW5, e->phy_bw5); |
| b43_phy_write(dev, B43_NPHY_BW6, e->phy_bw6); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PmuSpurAvoid */ |
| static void b43_nphy_pmu_spur_avoid(struct b43_wldev *dev, bool avoid) |
| { |
| switch (dev->dev->bus_type) { |
| #ifdef CONFIG_B43_BCMA |
| case B43_BUS_BCMA: |
| bcma_pmu_spuravoid_pllupdate(&dev->dev->bdev->bus->drv_cc, |
| avoid); |
| break; |
| #endif |
| #ifdef CONFIG_B43_SSB |
| case B43_BUS_SSB: |
| ssb_pmu_spuravoid_pllupdate(&dev->dev->sdev->bus->chipco, |
| avoid); |
| break; |
| #endif |
| } |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ChanspecSetup */ |
| static void b43_nphy_channel_setup(struct b43_wldev *dev, |
| const struct b43_phy_n_sfo_cfg *e, |
| struct ieee80211_channel *new_channel) |
| { |
| struct b43_phy *phy = &dev->phy; |
| struct b43_phy_n *nphy = dev->phy.n; |
| int ch = new_channel->hw_value; |
| u16 tmp16; |
| |
| if (new_channel->band == NL80211_BAND_5GHZ) { |
| /* Switch to 2 GHz for a moment to access B43_PHY_B_BBCFG */ |
| b43_phy_mask(dev, B43_NPHY_BANDCTL, ~B43_NPHY_BANDCTL_5GHZ); |
| |
| tmp16 = b43_read16(dev, B43_MMIO_PSM_PHY_HDR); |
| b43_write16(dev, B43_MMIO_PSM_PHY_HDR, tmp16 | 4); |
| /* Put BPHY in the reset */ |
| b43_phy_set(dev, B43_PHY_B_BBCFG, |
| B43_PHY_B_BBCFG_RSTCCA | B43_PHY_B_BBCFG_RSTRX); |
| b43_write16(dev, B43_MMIO_PSM_PHY_HDR, tmp16); |
| b43_phy_set(dev, B43_NPHY_BANDCTL, B43_NPHY_BANDCTL_5GHZ); |
| } else if (new_channel->band == NL80211_BAND_2GHZ) { |
| b43_phy_mask(dev, B43_NPHY_BANDCTL, ~B43_NPHY_BANDCTL_5GHZ); |
| tmp16 = b43_read16(dev, B43_MMIO_PSM_PHY_HDR); |
| b43_write16(dev, B43_MMIO_PSM_PHY_HDR, tmp16 | 4); |
| /* Take BPHY out of the reset */ |
| b43_phy_mask(dev, B43_PHY_B_BBCFG, |
| (u16)~(B43_PHY_B_BBCFG_RSTCCA | B43_PHY_B_BBCFG_RSTRX)); |
| b43_write16(dev, B43_MMIO_PSM_PHY_HDR, tmp16); |
| } |
| |
| b43_chantab_phy_upload(dev, e); |
| |
| if (new_channel->hw_value == 14) { |
| b43_nphy_classifier(dev, 2, 0); |
| b43_phy_set(dev, B43_PHY_B_TEST, 0x0800); |
| } else { |
| b43_nphy_classifier(dev, 2, 2); |
| if (new_channel->band == NL80211_BAND_2GHZ) |
| b43_phy_mask(dev, B43_PHY_B_TEST, ~0x840); |
| } |
| |
| if (!nphy->txpwrctrl) |
| b43_nphy_tx_power_fix(dev); |
| |
| if (dev->phy.rev < 3) |
| b43_nphy_adjust_lna_gain_table(dev); |
| |
| b43_nphy_tx_lpf_bw(dev); |
| |
| if (dev->phy.rev >= 3 && |
| dev->phy.n->spur_avoid != B43_SPUR_AVOID_DISABLE) { |
| u8 spuravoid = 0; |
| |
| if (dev->phy.n->spur_avoid == B43_SPUR_AVOID_FORCE) { |
| spuravoid = 1; |
| } else if (phy->rev >= 19) { |
| /* TODO */ |
| } else if (phy->rev >= 18) { |
| /* TODO */ |
| } else if (phy->rev >= 17) { |
| /* TODO: Off for channels 1-11, but check 12-14! */ |
| } else if (phy->rev >= 16) { |
| /* TODO: Off for 2 GHz, but check 5 GHz! */ |
| } else if (phy->rev >= 7) { |
| if (!b43_is_40mhz(dev)) { /* 20MHz */ |
| if (ch == 13 || ch == 14 || ch == 153) |
| spuravoid = 1; |
| } else { /* 40 MHz */ |
| if (ch == 54) |
| spuravoid = 1; |
| } |
| } else { |
| if (!b43_is_40mhz(dev)) { /* 20MHz */ |
| if ((ch >= 5 && ch <= 8) || ch == 13 || ch == 14) |
| spuravoid = 1; |
| } else { /* 40MHz */ |
| if (nphy->aband_spurwar_en && |
| (ch == 38 || ch == 102 || ch == 118)) |
| spuravoid = dev->dev->chip_id == 0x4716; |
| } |
| } |
| |
| b43_nphy_pmu_spur_avoid(dev, spuravoid); |
| |
| b43_mac_switch_freq(dev, spuravoid); |
| |
| if (dev->phy.rev == 3 || dev->phy.rev == 4) |
| b43_wireless_core_phy_pll_reset(dev); |
| |
| if (spuravoid) |
| b43_phy_set(dev, B43_NPHY_BBCFG, B43_NPHY_BBCFG_RSTRX); |
| else |
| b43_phy_mask(dev, B43_NPHY_BBCFG, |
| ~B43_NPHY_BBCFG_RSTRX & 0xFFFF); |
| |
| b43_nphy_reset_cca(dev); |
| |
| /* wl sets useless phy_isspuravoid here */ |
| } |
| |
| b43_phy_write(dev, B43_NPHY_NDATAT_DUP40, 0x3830); |
| |
| if (phy->rev >= 3) |
| b43_nphy_spur_workaround(dev); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetChanspec */ |
| static int b43_nphy_set_channel(struct b43_wldev *dev, |
| struct ieee80211_channel *channel, |
| enum nl80211_channel_type channel_type) |
| { |
| struct b43_phy *phy = &dev->phy; |
| |
| const struct b43_nphy_channeltab_entry_rev2 *tabent_r2 = NULL; |
| const struct b43_nphy_channeltab_entry_rev3 *tabent_r3 = NULL; |
| const struct b43_nphy_chantabent_rev7 *tabent_r7 = NULL; |
| const struct b43_nphy_chantabent_rev7_2g *tabent_r7_2g = NULL; |
| |
| u8 tmp; |
| |
| if (phy->rev >= 19) { |
| return -ESRCH; |
| /* TODO */ |
| } else if (phy->rev >= 7) { |
| r2057_get_chantabent_rev7(dev, channel->center_freq, |
| &tabent_r7, &tabent_r7_2g); |
| if (!tabent_r7 && !tabent_r7_2g) |
| return -ESRCH; |
| } else if (phy->rev >= 3) { |
| tabent_r3 = b43_nphy_get_chantabent_rev3(dev, |
| channel->center_freq); |
| if (!tabent_r3) |
| return -ESRCH; |
| } else { |
| tabent_r2 = b43_nphy_get_chantabent_rev2(dev, |
| channel->hw_value); |
| if (!tabent_r2) |
| return -ESRCH; |
| } |
| |
| /* Channel is set later in common code, but we need to set it on our |
| own to let this function's subcalls work properly. */ |
| phy->channel = channel->hw_value; |
| |
| #if 0 |
| if (b43_channel_type_is_40mhz(phy->channel_type) != |
| b43_channel_type_is_40mhz(channel_type)) |
| ; /* TODO: BMAC BW Set (channel_type) */ |
| #endif |
| |
| if (channel_type == NL80211_CHAN_HT40PLUS) { |
| b43_phy_set(dev, B43_NPHY_RXCTL, B43_NPHY_RXCTL_BSELU20); |
| if (phy->rev >= 7) |
| b43_phy_set(dev, 0x310, 0x8000); |
| } else if (channel_type == NL80211_CHAN_HT40MINUS) { |
| b43_phy_mask(dev, B43_NPHY_RXCTL, ~B43_NPHY_RXCTL_BSELU20); |
| if (phy->rev >= 7) |
| b43_phy_mask(dev, 0x310, (u16)~0x8000); |
| } |
| |
| if (phy->rev >= 19) { |
| /* TODO */ |
| } else if (phy->rev >= 7) { |
| const struct b43_phy_n_sfo_cfg *phy_regs = tabent_r7 ? |
| &(tabent_r7->phy_regs) : &(tabent_r7_2g->phy_regs); |
| |
| if (phy->radio_rev <= 4 || phy->radio_rev == 6) { |
| tmp = (channel->band == NL80211_BAND_5GHZ) ? 2 : 0; |
| b43_radio_maskset(dev, R2057_TIA_CONFIG_CORE0, ~2, tmp); |
| b43_radio_maskset(dev, R2057_TIA_CONFIG_CORE1, ~2, tmp); |
| } |
| |
| b43_radio_2057_setup(dev, tabent_r7, tabent_r7_2g); |
| b43_nphy_channel_setup(dev, phy_regs, channel); |
| } else if (phy->rev >= 3) { |
| tmp = (channel->band == NL80211_BAND_5GHZ) ? 4 : 0; |
| b43_radio_maskset(dev, 0x08, 0xFFFB, tmp); |
| b43_radio_2056_setup(dev, tabent_r3); |
| b43_nphy_channel_setup(dev, &(tabent_r3->phy_regs), channel); |
| } else { |
| tmp = (channel->band == NL80211_BAND_5GHZ) ? 0x0020 : 0x0050; |
| b43_radio_maskset(dev, B2055_MASTER1, 0xFF8F, tmp); |
| b43_radio_2055_setup(dev, tabent_r2); |
| b43_nphy_channel_setup(dev, &(tabent_r2->phy_regs), channel); |
| } |
| |
| return 0; |
| } |
| |
| /************************************************** |
| * Basic PHY ops. |
| **************************************************/ |
| |
| static int b43_nphy_op_allocate(struct b43_wldev *dev) |
| { |
| struct b43_phy_n *nphy; |
| |
| nphy = kzalloc(sizeof(*nphy), GFP_KERNEL); |
| if (!nphy) |
| return -ENOMEM; |
| |
| dev->phy.n = nphy; |
| |
| return 0; |
| } |
| |
| static void b43_nphy_op_prepare_structs(struct b43_wldev *dev) |
| { |
| struct b43_phy *phy = &dev->phy; |
| struct b43_phy_n *nphy = phy->n; |
| struct ssb_sprom *sprom = dev->dev->bus_sprom; |
| |
| memset(nphy, 0, sizeof(*nphy)); |
| |
| nphy->hang_avoid = (phy->rev == 3 || phy->rev == 4); |
| nphy->spur_avoid = (phy->rev >= 3) ? |
| B43_SPUR_AVOID_AUTO : B43_SPUR_AVOID_DISABLE; |
| 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 */ |
| nphy->perical = 2; /* avoid additional rssi cal on init (like wl) */ |
| /* 128 can mean disabled-by-default state of TX pwr ctl. Max value is |
| * 0x7f == 127 and we check for 128 when restoring TX pwr ctl. */ |
| nphy->tx_pwr_idx[0] = 128; |
| nphy->tx_pwr_idx[1] = 128; |
| |
| /* Hardware TX power control and 5GHz power gain */ |
| nphy->txpwrctrl = false; |
| nphy->pwg_gain_5ghz = false; |
| if (dev->phy.rev >= 3 || |
| (dev->dev->board_vendor == PCI_VENDOR_ID_APPLE && |
| (dev->dev->core_rev == 11 || dev->dev->core_rev == 12))) { |
| nphy->txpwrctrl = true; |
| nphy->pwg_gain_5ghz = true; |
| } else if (sprom->revision >= 4) { |
| if (dev->phy.rev >= 2 && |
| (sprom->boardflags2_lo & B43_BFL2_TXPWRCTRL_EN)) { |
| nphy->txpwrctrl = true; |
| #ifdef CONFIG_B43_SSB |
| if (dev->dev->bus_type == B43_BUS_SSB && |
| dev->dev->sdev->bus->bustype == SSB_BUSTYPE_PCI) { |
| struct pci_dev *pdev = |
| dev->dev->sdev->bus->host_pci; |
| if (pdev->device == 0x4328 || |
| pdev->device == 0x432a) |
| nphy->pwg_gain_5ghz = true; |
| } |
| #endif |
| } else if (sprom->boardflags2_lo & B43_BFL2_5G_PWRGAIN) { |
| nphy->pwg_gain_5ghz = true; |
| } |
| } |
| |
| if (dev->phy.rev >= 3) { |
| nphy->ipa2g_on = sprom->fem.ghz2.extpa_gain == 2; |
| nphy->ipa5g_on = sprom->fem.ghz5.extpa_gain == 2; |
| } |
| } |
| |
| static void b43_nphy_op_free(struct b43_wldev *dev) |
| { |
| struct b43_phy *phy = &dev->phy; |
| struct b43_phy_n *nphy = phy->n; |
| |
| kfree(nphy); |
| phy->n = NULL; |
| } |
| |
| static int b43_nphy_op_init(struct b43_wldev *dev) |
| { |
| return b43_phy_initn(dev); |
| } |
| |
| static inline void check_phyreg(struct b43_wldev *dev, u16 offset) |
| { |
| #if B43_DEBUG |
| if ((offset & B43_PHYROUTE) == B43_PHYROUTE_OFDM_GPHY) { |
| /* OFDM registers are onnly available on A/G-PHYs */ |
| b43err(dev->wl, "Invalid OFDM PHY access at " |
| "0x%04X on N-PHY\n", offset); |
| dump_stack(); |
| } |
| if ((offset & B43_PHYROUTE) == B43_PHYROUTE_EXT_GPHY) { |
| /* Ext-G registers are only available on G-PHYs */ |
| b43err(dev->wl, "Invalid EXT-G PHY access at " |
| "0x%04X on N-PHY\n", offset); |
| dump_stack(); |
| } |
| #endif /* B43_DEBUG */ |
| } |
| |
| static void b43_nphy_op_maskset(struct b43_wldev *dev, u16 reg, u16 mask, |
| u16 set) |
| { |
| check_phyreg(dev, reg); |
| b43_write16f(dev, B43_MMIO_PHY_CONTROL, reg); |
| b43_maskset16(dev, B43_MMIO_PHY_DATA, mask, set); |
| dev->phy.writes_counter = 1; |
| } |
| |
| static u16 b43_nphy_op_radio_read(struct b43_wldev *dev, u16 reg) |
| { |
| /* Register 1 is a 32-bit register. */ |
| B43_WARN_ON(dev->phy.rev < 7 && reg == 1); |
| |
| if (dev->phy.rev >= 7) |
| reg |= 0x200; /* Radio 0x2057 */ |
| else |
| reg |= 0x100; |
| |
| b43_write16f(dev, B43_MMIO_RADIO_CONTROL, reg); |
| return b43_read16(dev, B43_MMIO_RADIO_DATA_LOW); |
| } |
| |
| static void b43_nphy_op_radio_write(struct b43_wldev *dev, u16 reg, u16 value) |
| { |
| /* Register 1 is a 32-bit register. */ |
| B43_WARN_ON(dev->phy.rev < 7 && reg == 1); |
| |
| b43_write16f(dev, B43_MMIO_RADIO_CONTROL, reg); |
| b43_write16(dev, B43_MMIO_RADIO_DATA_LOW, value); |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/Radio/Switch%20Radio */ |
| static void b43_nphy_op_software_rfkill(struct b43_wldev *dev, |
| bool blocked) |
| { |
| struct b43_phy *phy = &dev->phy; |
| |
| if (b43_read32(dev, B43_MMIO_MACCTL) & B43_MACCTL_ENABLED) |
| b43err(dev->wl, "MAC not suspended\n"); |
| |
| if (blocked) { |
| if (phy->rev >= 19) { |
| /* TODO */ |
| } else if (phy->rev >= 8) { |
| b43_phy_mask(dev, B43_NPHY_RFCTL_CMD, |
| ~B43_NPHY_RFCTL_CMD_CHIP0PU); |
| } else if (phy->rev >= 7) { |
| /* Nothing needed */ |
| } else if (phy->rev >= 3) { |
| b43_phy_mask(dev, B43_NPHY_RFCTL_CMD, |
| ~B43_NPHY_RFCTL_CMD_CHIP0PU); |
| |
| b43_radio_mask(dev, 0x09, ~0x2); |
| |
| b43_radio_write(dev, 0x204D, 0); |
| b43_radio_write(dev, 0x2053, 0); |
| b43_radio_write(dev, 0x2058, 0); |
| b43_radio_write(dev, 0x205E, 0); |
| b43_radio_mask(dev, 0x2062, ~0xF0); |
| b43_radio_write(dev, 0x2064, 0); |
| |
| b43_radio_write(dev, 0x304D, 0); |
| b43_radio_write(dev, 0x3053, 0); |
| b43_radio_write(dev, 0x3058, 0); |
| b43_radio_write(dev, 0x305E, 0); |
| b43_radio_mask(dev, 0x3062, ~0xF0); |
| b43_radio_write(dev, 0x3064, 0); |
| } |
| } else { |
| if (phy->rev >= 19) { |
| /* TODO */ |
| } else if (phy->rev >= 7) { |
| if (!dev->phy.radio_on) |
| b43_radio_2057_init(dev); |
| b43_switch_channel(dev, dev->phy.channel); |
| } else if (phy->rev >= 3) { |
| if (!dev->phy.radio_on) |
| b43_radio_init2056(dev); |
| b43_switch_channel(dev, dev->phy.channel); |
| } else { |
| b43_radio_init2055(dev); |
| } |
| } |
| } |
| |
| /* http://bcm-v4.sipsolutions.net/802.11/PHY/Anacore */ |
| static void b43_nphy_op_switch_analog(struct b43_wldev *dev, bool on) |
| { |
| struct b43_phy *phy = &dev->phy; |
| u16 override = on ? 0x0 : 0x7FFF; |
| u16 core = on ? 0xD : 0x00FD; |
| |
| if (phy->rev >= 19) { |
| /* TODO */ |
| } else if (phy->rev >= 3) { |
| if (on) { |
| b43_phy_write(dev, B43_NPHY_AFECTL_C1, core); |
| b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, override); |
| b43_phy_write(dev, B43_NPHY_AFECTL_C2, core); |
| b43_phy_write(dev, B43_NPHY_AFECTL_OVER, override); |
| } else { |
| b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, override); |
| b43_phy_write(dev, B43_NPHY_AFECTL_C1, core); |
| b43_phy_write(dev, B43_NPHY_AFECTL_OVER, override); |
| b43_phy_write(dev, B43_NPHY_AFECTL_C2, core); |
| } |
| } else { |
| b43_phy_write(dev, B43_NPHY_AFECTL_OVER, override); |
| } |
| } |
| |
| static int b43_nphy_op_switch_channel(struct b43_wldev *dev, |
| unsigned int new_channel) |
| { |
| struct ieee80211_channel *channel = dev->wl->hw->conf.chandef.chan; |
| enum nl80211_channel_type channel_type = |
| cfg80211_get_chandef_type(&dev->wl->hw->conf.chandef); |
| |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) { |
| if ((new_channel < 1) || (new_channel > 14)) |
| return -EINVAL; |
| } else { |
| if (new_channel > 200) |
| return -EINVAL; |
| } |
| |
| return b43_nphy_set_channel(dev, channel, channel_type); |
| } |
| |
| static unsigned int b43_nphy_op_get_default_chan(struct b43_wldev *dev) |
| { |
| if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ) |
| return 1; |
| return 36; |
| } |
| |
| const struct b43_phy_operations b43_phyops_n = { |
| .allocate = b43_nphy_op_allocate, |
| .free = b43_nphy_op_free, |
| .prepare_structs = b43_nphy_op_prepare_structs, |
| .init = b43_nphy_op_init, |
| .phy_maskset = b43_nphy_op_maskset, |
| .radio_read = b43_nphy_op_radio_read, |
| .radio_write = b43_nphy_op_radio_write, |
| .software_rfkill = b43_nphy_op_software_rfkill, |
| .switch_analog = b43_nphy_op_switch_analog, |
| .switch_channel = b43_nphy_op_switch_channel, |
| .get_default_chan = b43_nphy_op_get_default_chan, |
| .recalc_txpower = b43_nphy_op_recalc_txpower, |
| }; |
