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path: root/drivers/net/wireless/b43/phy_n.c
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-rw-r--r--drivers/net/wireless/b43/phy_n.c3036
1 files changed, 2850 insertions, 186 deletions
diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c
index 992318a78077..9c7cd282e46c 100644
--- a/drivers/net/wireless/b43/phy_n.c
+++ b/drivers/net/wireless/b43/phy_n.c
@@ -23,12 +23,56 @@
*/
#include <linux/delay.h>
+#include <linux/slab.h>
#include <linux/types.h>
#include "b43.h"
#include "phy_n.h"
#include "tables_nphy.h"
+#include "main.h"
+struct nphy_txgains {
+ u16 txgm[2];
+ u16 pga[2];
+ u16 pad[2];
+ u16 ipa[2];
+};
+
+struct nphy_iqcal_params {
+ 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,
+};
+
+static void b43_nphy_set_rf_sequence(struct b43_wldev *dev, u8 cmd,
+ u8 *events, u8 *delays, u8 length);
+static void b43_nphy_force_rf_sequence(struct b43_wldev *dev,
+ enum b43_nphy_rf_sequence seq);
+static void b43_nphy_rf_control_override(struct b43_wldev *dev, u16 field,
+ u16 value, u8 core, bool off);
+static void b43_nphy_rf_control_intc_override(struct b43_wldev *dev, u8 field,
+ u16 value, u8 core);
void b43_nphy_set_rxantenna(struct b43_wldev *dev, int antenna)
{//TODO
@@ -197,173 +241,1020 @@ void b43_nphy_radio_turn_off(struct b43_wldev *dev)
~B43_NPHY_RFCTL_CMD_EN);
}
-#define ntab_upload(dev, offset, data) do { \
- unsigned int i; \
- for (i = 0; i < (offset##_SIZE); i++) \
- b43_ntab_write(dev, (offset) + i, (data)[i]); \
- } while (0)
-
-/* Upload the N-PHY tables. */
+/*
+ * Upload the N-PHY tables.
+ * http://bcm-v4.sipsolutions.net/802.11/PHY/N/InitTables
+ */
static void b43_nphy_tables_init(struct b43_wldev *dev)
{
- /* Static tables */
- ntab_upload(dev, B43_NTAB_FRAMESTRUCT, b43_ntab_framestruct);
- ntab_upload(dev, B43_NTAB_FRAMELT, b43_ntab_framelookup);
- ntab_upload(dev, B43_NTAB_TMAP, b43_ntab_tmap);
- ntab_upload(dev, B43_NTAB_TDTRN, b43_ntab_tdtrn);
- ntab_upload(dev, B43_NTAB_INTLEVEL, b43_ntab_intlevel);
- ntab_upload(dev, B43_NTAB_PILOT, b43_ntab_pilot);
- ntab_upload(dev, B43_NTAB_PILOTLT, b43_ntab_pilotlt);
- ntab_upload(dev, B43_NTAB_TDI20A0, b43_ntab_tdi20a0);
- ntab_upload(dev, B43_NTAB_TDI20A1, b43_ntab_tdi20a1);
- ntab_upload(dev, B43_NTAB_TDI40A0, b43_ntab_tdi40a0);
- ntab_upload(dev, B43_NTAB_TDI40A1, b43_ntab_tdi40a1);
- ntab_upload(dev, B43_NTAB_BDI, b43_ntab_bdi);
- ntab_upload(dev, B43_NTAB_CHANEST, b43_ntab_channelest);
- ntab_upload(dev, B43_NTAB_MCS, b43_ntab_mcs);
-
- /* Volatile tables */
- ntab_upload(dev, B43_NTAB_NOISEVAR10, b43_ntab_noisevar10);
- ntab_upload(dev, B43_NTAB_NOISEVAR11, b43_ntab_noisevar11);
- ntab_upload(dev, B43_NTAB_C0_ESTPLT, b43_ntab_estimatepowerlt0);
- ntab_upload(dev, B43_NTAB_C1_ESTPLT, b43_ntab_estimatepowerlt1);
- ntab_upload(dev, B43_NTAB_C0_ADJPLT, b43_ntab_adjustpower0);
- ntab_upload(dev, B43_NTAB_C1_ADJPLT, b43_ntab_adjustpower1);
- ntab_upload(dev, B43_NTAB_C0_GAINCTL, b43_ntab_gainctl0);
- ntab_upload(dev, B43_NTAB_C1_GAINCTL, b43_ntab_gainctl1);
- ntab_upload(dev, B43_NTAB_C0_IQLT, b43_ntab_iqlt0);
- ntab_upload(dev, B43_NTAB_C1_IQLT, b43_ntab_iqlt1);
- ntab_upload(dev, B43_NTAB_C0_LOFEEDTH, b43_ntab_loftlt0);
- ntab_upload(dev, B43_NTAB_C1_LOFEEDTH, b43_ntab_loftlt1);
+ if (dev->phy.rev < 3)
+ b43_nphy_rev0_1_2_tables_init(dev);
+ else
+ b43_nphy_rev3plus_tables_init(dev);
+}
+
+/* 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 ieee80211_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 >= 3) {
+ if (band == IEEE80211_BAND_5GHZ)
+ tmp = 0x600;
+ else
+ tmp = 0x480;
+ } else {
+ if (band == IEEE80211_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);
+ }
}
-static void b43_nphy_workarounds(struct b43_wldev *dev)
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxLpFbw */
+static void b43_nphy_tx_lp_fbw(struct b43_wldev *dev)
+{
+ struct b43_phy_n *nphy = dev->phy.n;
+ u16 tmp;
+ enum ieee80211_band band = b43_current_band(dev->wl);
+ bool ipa = (nphy->ipa2g_on && band == IEEE80211_BAND_2GHZ) ||
+ (nphy->ipa5g_on && band == IEEE80211_BAND_5GHZ);
+
+ if (dev->phy.rev >= 3) {
+ if (ipa) {
+ tmp = 4;
+ b43_phy_write(dev, B43_NPHY_TXF_40CO_B32S2,
+ (((((tmp << 3) | tmp) << 3) | tmp) << 3) | tmp);
+ }
+
+ tmp = 1;
+ b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S2,
+ (((((tmp << 3) | tmp) << 3) | tmp) << 3) | tmp);
+ }
+}
+
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/BmacPhyClkFgc */
+static void b43_nphy_bmac_clock_fgc(struct b43_wldev *dev, bool force)
+{
+ u32 tmslow;
+
+ if (dev->phy.type != B43_PHYTYPE_N)
+ return;
+
+ tmslow = ssb_read32(dev->dev, SSB_TMSLOW);
+ if (force)
+ tmslow |= SSB_TMSLOW_FGC;
+ else
+ tmslow &= ~SSB_TMSLOW_FGC;
+ ssb_write32(dev->dev, SSB_TMSLOW, tmslow);
+}
+
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CCA */
+static void b43_nphy_reset_cca(struct b43_wldev *dev)
+{
+ u16 bbcfg;
+
+ b43_nphy_bmac_clock_fgc(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_nphy_bmac_clock_fgc(dev, 0);
+ b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
+}
+
+/* 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/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/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);
+ }
+}
+
+/* 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, (u16)~B43_NPHY_RFSEQCA_RXDIS,
+ ((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_control_intc_override(dev, 2, 0, 3);
+ b43_nphy_rf_control_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_control_intc_override(dev, 1, rxval, (core + 1));
+ b43_nphy_rf_control_intc_override(dev, 1, txval, (2 - core));
+}
+
+/* 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 {
+ B43_WARN_ON(1);
+ 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];
+ int i;
+
+ b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x3C50);
+ for (i = 0; i < 4; i++)
+ array[i] = b43_phy_read(dev, B43_NPHY_TABLE_DATALO);
+
+ 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/clip-detection */
+static void b43_nphy_write_clip_detection(struct b43_wldev *dev, 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->id.revision == 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->id.revision == 16)
+ b43_mac_enable(dev);
+
+ return tmp;
+}
+
+/* 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;
- unsigned int i;
+ struct b43_phy_n *nphy = phy->n;
- b43_phy_set(dev, B43_NPHY_IQFLIP,
- B43_NPHY_IQFLIP_ADC1 | B43_NPHY_IQFLIP_ADC2);
- if (1 /* FIXME band is 2.4GHz */) {
- b43_phy_set(dev, B43_NPHY_CLASSCTL,
- B43_NPHY_CLASSCTL_CCKEN);
- } else {
- b43_phy_mask(dev, B43_NPHY_CLASSCTL,
- ~B43_NPHY_CLASSCTL_CCKEN);
- }
- b43_radio_set(dev, B2055_C1_TX_RF_SPARE, 0x8);
- b43_phy_write(dev, B43_NPHY_TXFRAMEDELAY, 8);
-
- /* Fixup some tables */
- b43_ntab_write(dev, B43_NTAB16(8, 0x00), 0xA);
- b43_ntab_write(dev, B43_NTAB16(8, 0x10), 0xA);
- b43_ntab_write(dev, B43_NTAB16(8, 0x02), 0xCDAA);
- b43_ntab_write(dev, B43_NTAB16(8, 0x12), 0xCDAA);
- b43_ntab_write(dev, B43_NTAB16(8, 0x08), 0);
- b43_ntab_write(dev, B43_NTAB16(8, 0x18), 0);
- b43_ntab_write(dev, B43_NTAB16(8, 0x07), 0x7AAB);
- b43_ntab_write(dev, B43_NTAB16(8, 0x17), 0x7AAB);
- b43_ntab_write(dev, B43_NTAB16(8, 0x06), 0x800);
- b43_ntab_write(dev, B43_NTAB16(8, 0x16), 0x800);
-
- b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO1, 0x2D8);
- b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0x301);
- b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO2, 0x2D8);
- b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0x301);
-
- //TODO set RF sequence
-
- /* Set narrowband clip threshold */
- b43_phy_write(dev, B43_NPHY_C1_NBCLIPTHRES, 66);
- b43_phy_write(dev, B43_NPHY_C2_NBCLIPTHRES, 66);
-
- /* Set wideband clip 2 threshold */
- b43_phy_maskset(dev, B43_NPHY_C1_CLIPWBTHRES,
- ~B43_NPHY_C1_CLIPWBTHRES_CLIP2,
- 21 << B43_NPHY_C1_CLIPWBTHRES_CLIP2_SHIFT);
- b43_phy_maskset(dev, B43_NPHY_C2_CLIPWBTHRES,
- ~B43_NPHY_C2_CLIPWBTHRES_CLIP2,
- 21 << B43_NPHY_C2_CLIPWBTHRES_CLIP2_SHIFT);
-
- /* Set Clip 2 detect */
- b43_phy_set(dev, B43_NPHY_C1_CGAINI,
- B43_NPHY_C1_CGAINI_CL2DETECT);
- b43_phy_set(dev, B43_NPHY_C2_CGAINI,
- B43_NPHY_C2_CGAINI_CL2DETECT);
-
- if (0 /*FIXME*/) {
- /* Set dwell lengths */
- b43_phy_write(dev, B43_NPHY_CLIP1_NBDWELL_LEN, 43);
- b43_phy_write(dev, B43_NPHY_CLIP2_NBDWELL_LEN, 43);
- b43_phy_write(dev, B43_NPHY_W1CLIP1_DWELL_LEN, 9);
- b43_phy_write(dev, B43_NPHY_W1CLIP2_DWELL_LEN, 9);
-
- /* Set gain backoff */
- b43_phy_maskset(dev, B43_NPHY_C1_CGAINI,
- ~B43_NPHY_C1_CGAINI_GAINBKOFF,
- 1 << B43_NPHY_C1_CGAINI_GAINBKOFF_SHIFT);
- b43_phy_maskset(dev, B43_NPHY_C2_CGAINI,
- ~B43_NPHY_C2_CGAINI_GAINBKOFF,
- 1 << B43_NPHY_C2_CGAINI_GAINBKOFF_SHIFT);
+ if (enable) {
+ u16 clip[] = { 0xFFFF, 0xFFFF };
+ if (nphy->deaf_count++ == 0) {
+ nphy->classifier_state = b43_nphy_classifier(dev, 0, 0);
+ b43_nphy_classifier(dev, 0x7, 0);
+ b43_nphy_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/802.11/PHY/N/stop-playback */
+static void b43_nphy_stop_playback(struct b43_wldev *dev)
+{
+ 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, (u16)~0x8000);
+
+ 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 (nphy->hang_avoid)
+ b43_nphy_stay_in_carrier_search(dev, 0);
+}
+
+/* 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;
+
+ unsigned int 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);
+
+ /* FIXME: channel = radio_chanspec */
+
+ if (nphy->gband_spurwar_en) {
+ /* TODO: N PHY Adjust Analog Pfbw (7) */
+ if (channel == 11 && dev->phy.is_40mhz)
+ ; /* 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/WorkaroundsGainCtrl */
+static void b43_nphy_gain_crtl_workarounds(struct b43_wldev *dev)
+{
+ struct b43_phy_n *nphy = dev->phy.n;
+ u8 i, j;
+ u8 code;
+
+ /* TODO: for PHY >= 3
+ s8 *lna1_gain, *lna2_gain;
+ u8 *gain_db, *gain_bits;
+ u16 *rfseq_init;
+ u8 lpf_gain[6] = { 0x00, 0x06, 0x0C, 0x12, 0x12, 0x12 };
+ u8 lpf_bits[6] = { 0, 1, 2, 3, 3, 3 };
+ */
+
+ u8 rfseq_events[3] = { 6, 8, 7 };
+ u8 rfseq_delays[3] = { 10, 30, 1 };
+
+ if (dev->phy.rev >= 3) {
+ /* TODO */
+ } else {
+ /* 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_set(dev, B43_NPHY_C1_NBCLIPTHRES, 0x84);
+ b43_phy_set(dev, B43_NPHY_C2_NBCLIPTHRES, 0x84);
+
+ if (!dev->phy.is_40mhz) {
+ /* Set dwell lengths */
+ b43_phy_set(dev, B43_NPHY_CLIP1_NBDWELL_LEN, 0x002B);
+ b43_phy_set(dev, B43_NPHY_CLIP2_NBDWELL_LEN, 0x002B);
+ b43_phy_set(dev, B43_NPHY_W1CLIP1_DWELL_LEN, 0x0009);
+ b43_phy_set(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 (!dev->phy.is_40mhz) {
+ 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_set(dev, B43_NPHY_CCK_SHIFTB_REF, 0x809C);
+
+ if (nphy->gain_boost) {
+ if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ &&
+ dev->phy.is_40mhz)
+ code = 4;
+ else
+ code = 5;
+ } else {
+ code = dev->phy.is_40mhz ? 6 : 7;
+ }
/* Set HPVGA2 index */
b43_phy_maskset(dev, B43_NPHY_C1_INITGAIN,
~B43_NPHY_C1_INITGAIN_HPVGA2,
- 6 << B43_NPHY_C1_INITGAIN_HPVGA2_SHIFT);
+ code << B43_NPHY_C1_INITGAIN_HPVGA2_SHIFT);
b43_phy_maskset(dev, B43_NPHY_C2_INITGAIN,
~B43_NPHY_C2_INITGAIN_HPVGA2,
- 6 << B43_NPHY_C2_INITGAIN_HPVGA2_SHIFT);
+ code << B43_NPHY_C2_INITGAIN_HPVGA2_SHIFT);
+
+ b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x1D06);
+ b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
+ (code << 8 | 0x7C));
+ b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
+ (code << 8 | 0x7C));
+
+ /* TODO: 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);
+ b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
+ (code << 8 | 0x74));
+ b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
+ (code << 8 | 0x74));
+ }
- //FIXME verify that the specs really mean to use autoinc here.
- for (i = 0; i < 3; i++)
- b43_ntab_write(dev, B43_NTAB16(7, 0x106) + i, 0x673);
+ 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++)
+ b43_phy_write(dev,
+ B43_NPHY_TABLE_DATALO, 3 * j);
+ }
+
+ b43_nphy_set_rf_sequence(dev, 5,
+ rfseq_events, rfseq_delays, 3);
+ b43_phy_maskset(dev, B43_NPHY_OVER_DGAIN1,
+ (u16)~B43_NPHY_OVER_DGAIN_CCKDGECV,
+ 0x5A << B43_NPHY_OVER_DGAIN_CCKDGECV_SHIFT);
+
+ if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
+ b43_phy_maskset(dev, B43_PHY_N(0xC5D),
+ 0xFF80, 4);
+ }
}
+}
- /* Set minimum gain value */
- b43_phy_maskset(dev, B43_NPHY_C1_MINMAX_GAIN,
- ~B43_NPHY_C1_MINGAIN,
- 23 << B43_NPHY_C1_MINGAIN_SHIFT);
- b43_phy_maskset(dev, B43_NPHY_C2_MINMAX_GAIN,
- ~B43_NPHY_C2_MINGAIN,
- 23 << B43_NPHY_C2_MINGAIN_SHIFT);
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/Workarounds */
+static void b43_nphy_workarounds(struct b43_wldev *dev)
+{
+ struct ssb_bus *bus = dev->dev->bus;
+ struct b43_phy *phy = &dev->phy;
+ struct b43_phy_n *nphy = phy->n;
- if (phy->rev < 2) {
- b43_phy_mask(dev, B43_NPHY_SCRAM_SIGCTL,
- ~B43_NPHY_SCRAM_SIGCTL_SCM);
+ u8 events1[7] = { 0x0, 0x1, 0x2, 0x8, 0x4, 0x5, 0x3 };
+ u8 delays1[7] = { 0x8, 0x6, 0x6, 0x2, 0x4, 0x3C, 0x1 };
+
+ u8 events2[7] = { 0x0, 0x3, 0x5, 0x4, 0x2, 0x1, 0x8 };
+ u8 delays2[7] = { 0x8, 0x6, 0x2, 0x4, 0x4, 0x6, 0x1 };
+
+ if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
+ b43_nphy_classifier(dev, 1, 0);
+ else
+ b43_nphy_classifier(dev, 1, 1);
+
+ if (nphy->hang_avoid)
+ b43_nphy_stay_in_carrier_search(dev, 1);
+
+ b43_phy_set(dev, B43_NPHY_IQFLIP,
+ B43_NPHY_IQFLIP_ADC1 | B43_NPHY_IQFLIP_ADC2);
+
+ if (dev->phy.rev >= 3) {
+ /* TODO */
+ } else {
+ if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ &&
+ nphy->band5g_pwrgain) {
+ b43_radio_mask(dev, B2055_C1_TX_RF_SPARE, ~0x8);
+ b43_radio_mask(dev, B2055_C2_TX_RF_SPARE, ~0x8);
+ } else {
+ b43_radio_set(dev, B2055_C1_TX_RF_SPARE, 0x8);
+ b43_radio_set(dev, B2055_C2_TX_RF_SPARE, 0x8);
+ }
+
+ /* TODO: convert to b43_ntab_write? */
+ b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2000);
+ b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x000A);
+ b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2010);
+ b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x000A);
+ b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2002);
+ b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0xCDAA);
+ b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2012);
+ b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0xCDAA);
+
+ if (dev->phy.rev < 2) {
+ b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2008);
+ b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0000);
+ b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2018);
+ b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0000);
+ b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2007);
+ b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x7AAB);
+ b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2017);
+ b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x7AAB);
+ b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2006);
+ b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0800);
+ b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2016);
+ b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0800);
+ }
+
+ b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO1, 0x2D8);
+ b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0x301);
+ b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO2, 0x2D8);
+ b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0x301);
+
+ if (bus->sprom.boardflags2_lo & 0x100 &&
+ bus->boardinfo.type == 0x8B) {
+ delays1[0] = 0x1;
+ delays1[5] = 0x14;
+ }
+ b43_nphy_set_rf_sequence(dev, 0, events1, delays1, 7);
+ b43_nphy_set_rf_sequence(dev, 1, events2, delays2, 7);
+
+ b43_nphy_gain_crtl_workarounds(dev);
+
+ if (dev->phy.rev < 2) {
+ if (b43_phy_read(dev, B43_NPHY_RXCTL) & 0x2)
+ ; /*TODO: b43_mhf(dev, 2, 0x0010, 0x0010, 3);*/
+ } else if (dev->phy.rev == 2) {
+ b43_phy_write(dev, B43_NPHY_CRSCHECK2, 0);
+ b43_phy_write(dev, B43_NPHY_CRSCHECK3, 0);
+ }
+
+ if (dev->phy.rev < 2)
+ b43_phy_mask(dev, B43_NPHY_SCRAM_SIGCTL,
+ ~B43_NPHY_SCRAM_SIGCTL_SCM);
+
+ /* Set phase track alpha and beta */
+ b43_phy_write(dev, B43_NPHY_PHASETR_A0, 0x125);
+ b43_phy_write(dev, B43_NPHY_PHASETR_A1, 0x1B3);
+ b43_phy_write(dev, B43_NPHY_PHASETR_A2, 0x105);
+ b43_phy_write(dev, B43_NPHY_PHASETR_B0, 0x16E);
+ b43_phy_write(dev, B43_NPHY_PHASETR_B1, 0xCD);
+ b43_phy_write(dev, B43_NPHY_PHASETR_B2, 0x20);
+
+ b43_phy_mask(dev, B43_NPHY_PIL_DW1,
+ (u16)~B43_NPHY_PIL_DW_64QAM);
+ b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B1, 0xB5);
+ b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B2, 0xA4);
+ b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B3, 0x00);
+
+ if (dev->phy.rev == 2)
+ b43_phy_set(dev, B43_NPHY_FINERX2_CGC,
+ B43_NPHY_FINERX2_CGC_DECGC);
}
- /* 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 (nphy->hang_avoid)
+ b43_nphy_stay_in_carrier_search(dev, 0);
}
-static void b43_nphy_reset_cca(struct b43_wldev *dev)
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/LoadSampleTable */
+static int b43_nphy_load_samples(struct b43_wldev *dev,
+ struct b43_c32 *samples, u16 len) {
+ struct b43_phy_n *nphy = dev->phy.n;
+ u16 i;
+ u32 *data;
+
+ data = kzalloc(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)
{
- u16 bbcfg;
+ int i;
+ u16 bw, len, rot, angle;
+ struct b43_c32 *samples;
- ssb_write32(dev->dev, SSB_TMSLOW,
- ssb_read32(dev->dev, SSB_TMSLOW) | SSB_TMSLOW_FGC);
- bbcfg = b43_phy_read(dev, B43_NPHY_BBCFG);
- b43_phy_set(dev, B43_NPHY_BBCFG, B43_NPHY_BBCFG_RSTCCA);
- b43_phy_write(dev, B43_NPHY_BBCFG,
- bbcfg & ~B43_NPHY_BBCFG_RSTCCA);
- ssb_write32(dev->dev, SSB_TMSLOW,
- ssb_read32(dev->dev, SSB_TMSLOW) & ~SSB_TMSLOW_FGC);
+
+ bw = (dev->phy.is_40mhz) ? 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 (dev->phy.is_40mhz)
+ bw <<= 1;
+
+ len = bw << 1;
+ }
+
+ samples = kzalloc(len * sizeof(struct b43_c32), 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] = b43_cordic(angle);
+ angle += rot;
+ samples[i].q = CORDIC_CONVERT(samples[i].q * max);
+ samples[i].i = CORDIC_CONVERT(samples[i].i * max);
+ }
+
+ i = b43_nphy_load_samples(dev, samples, len);
+ kfree(samples);
+ return (i < 0) ? 0 : len;
}
-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,
-};
+/* 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)
+{
+ struct b43_phy_n *nphy = dev->phy.n;
+ int i;
+ u16 seq_mode;
+ u32 tmp;
+
+ if (nphy->hang_avoid)
+ b43_nphy_stay_in_carrier_search(dev, true);
+
+ if ((nphy->bb_mult_save & 0x80000000) == 0) {
+ tmp = b43_ntab_read(dev, B43_NTAB16(15, 87));
+ nphy->bb_mult_save = (tmp & 0xFFFF) | 0x80000000;
+ }
+
+ if (!dev->phy.is_40mhz)
+ tmp = 0x6464;
+ else
+ tmp = 0x4747;
+ b43_ntab_write(dev, B43_NTAB16(15, 87), tmp);
+
+ if (nphy->hang_avoid)
+ b43_nphy_stay_in_carrier_search(dev, false);
+
+ b43_phy_write(dev, B43_NPHY_SAMP_DEPCNT, (samps - 1));
+
+ if (loops != 0xFFFF)
+ 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 {
+ if (dac_test)
+ b43_phy_write(dev, B43_NPHY_SAMP_CMD, 5);
+ else
+ b43_phy_write(dev, B43_NPHY_SAMP_CMD, 1);
+ }
+ 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);
+}
+
+/*
+ * 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)
+{
+ 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);
+ return 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);
+}
+
+/* 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);
+}
+
+/* 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)
{
@@ -376,6 +1267,7 @@ static void b43_nphy_force_rf_sequence(struct b43_wldev *dev,
[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));
@@ -389,8 +1281,181 @@ static void b43_nphy_force_rf_sequence(struct b43_wldev *dev,
}
b43err(dev->wl, "RF sequence status timeout\n");
ok:
- b43_phy_mask(dev, B43_NPHY_RFSEQMODE,
- ~(B43_NPHY_RFSEQMODE_CAOVER | B43_NPHY_RFSEQMODE_TROVER));
+ b43_phy_write(dev, B43_NPHY_RFSEQMODE, seq_mode);
+}
+
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlOverride */
+static void b43_nphy_rf_control_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 << core) & i) != 0) {
+ 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 ((core & (1 << i)) != 0)
+ 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);
+ }
+ }
+}
+
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlIntcOverride */
+static void b43_nphy_rf_control_intc_override(struct b43_wldev *dev, u8 field,
+ u16 value, u8 core)
+{
+ u8 i, j;
+ u16 reg, tmp, val;
+
+ B43_WARN_ON(dev->phy.rev < 3);
+ B43_WARN_ON(field > 4);
+
+ 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_mask(dev, reg, 0xFBFF);
+
+ switch (field) {
+ case 0:
+ b43_phy_write(dev, reg, 0);
+ b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
+ break;
+ case 1:
+ 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 2:
+ if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) {
+ tmp = 0x0020;
+ val = value << 5;
+ } else {
+ tmp = 0x0010;
+ val = value << 4;
+ }
+ b43_phy_maskset(dev, reg, ~tmp, val);
+ break;
+ case 3:
+ if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) {
+ tmp = 0x0001;
+ val = value;
+ } else {
+ tmp = 0x0004;
+ val = value << 2;
+ }
+ b43_phy_maskset(dev, reg, ~tmp, val);
+ break;
+ case 4:
+ if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) {
+ tmp = 0x0002;
+ val = value << 1;
+ } else {
+ tmp = 0x0008;
+ val = value << 3;
+ }
+ b43_phy_maskset(dev, reg, ~tmp, val);
+ break;
+ }
+ }
}
static void b43_nphy_bphy_init(struct b43_wldev *dev)
@@ -411,81 +1476,1680 @@ static void b43_nphy_bphy_init(struct b43_wldev *dev)
b43_phy_write(dev, B43_PHY_N_BMODE(0x38), 0x668);
}
-/* RSSI Calibration */
-static void b43_nphy_rssi_cal(struct b43_wldev *dev, u8 type)
+/* 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, u8 rail, u8 type)
{
- //TODO
+ 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);
+
+ if (core1or5 && (rail == 0) && (type == 2))
+ b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Z, tmp);
+ if (core1or5 && (rail == 1) && (type == 2))
+ b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Z, tmp);
+ if (core2or5 && (rail == 0) && (type == 2))
+ b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Z, tmp);
+ if (core2or5 && (rail == 1) && (type == 2))
+ b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Z, tmp);
+ if (core1or5 && (rail == 0) && (type == 0))
+ b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_X, tmp);
+ if (core1or5 && (rail == 1) && (type == 0))
+ b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_X, tmp);
+ if (core2or5 && (rail == 0) && (type == 0))
+ b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_X, tmp);
+ if (core2or5 && (rail == 1) && (type == 0))
+ b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_X, tmp);
+ if (core1or5 && (rail == 0) && (type == 1))
+ b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Y, tmp);
+ if (core1or5 && (rail == 1) && (type == 1))
+ b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Y, tmp);
+ if (core2or5 && (rail == 0) && (type == 1))
+ b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Y, tmp);
+ if (core2or5 && (rail == 1) && (type == 1))
+ b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Y, tmp);
+ if (core1or5 && (rail == 0) && (type == 6))
+ b43_phy_write(dev, B43_NPHY_RSSIMC_0I_TBD, tmp);
+ if (core1or5 && (rail == 1) && (type == 6))
+ b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_TBD, tmp);
+ if (core2or5 && (rail == 0) && (type == 6))
+ b43_phy_write(dev, B43_NPHY_RSSIMC_1I_TBD, tmp);
+ if (core2or5 && (rail == 1) && (type == 6))
+ b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_TBD, tmp);
+ if (core1or5 && (rail == 0) && (type == 3))
+ b43_phy_write(dev, B43_NPHY_RSSIMC_0I_PWRDET, tmp);
+ if (core1or5 && (rail == 1) && (type == 3))
+ b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_PWRDET, tmp);
+ if (core2or5 && (rail == 0) && (type == 3))
+ b43_phy_write(dev, B43_NPHY_RSSIMC_1I_PWRDET, tmp);
+ if (core2or5 && (rail == 1) && (type == 3))
+ b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_PWRDET, tmp);
+ if (core1or5 && (type == 4))
+ b43_phy_write(dev, B43_NPHY_RSSIMC_0I_TSSI, tmp);
+ if (core2or5 && (type == 4))
+ b43_phy_write(dev, B43_NPHY_RSSIMC_1I_TSSI, tmp);
+ if (core1or5 && (type == 5))
+ b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_TSSI, tmp);
+ if (core2or5 && (type == 5))
+ b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_TSSI, tmp);
+}
+
+static void b43_nphy_rev2_rssi_select(struct b43_wldev *dev, u8 code, u8 type)
+{
+ u16 val;
+
+ if (type < 3)
+ val = 0;
+ else if (type == 6)
+ val = 1;
+ else if (type == 3)
+ val = 2;
+ else
+ 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 (type < 3) {
+ b43_phy_maskset(dev, B43_NPHY_RFCTL_RSSIO1, 0xFFCF,
+ (type + 1) << 4);
+ b43_phy_maskset(dev, B43_NPHY_RFCTL_RSSIO2, 0xFFCF,
+ (type + 1) << 4);
+ }
+
+ /* TODO use some definitions */
+ if (code == 0) {
+ b43_phy_maskset(dev, B43_NPHY_AFECTL_OVER, 0xCFFF, 0);
+ if (type < 3) {
+ b43_phy_maskset(dev, B43_NPHY_RFCTL_CMD, 0xFEC7, 0);
+ b43_phy_maskset(dev, B43_NPHY_RFCTL_OVER, 0xEFDC, 0);
+ b43_phy_maskset(dev, B43_NPHY_RFCTL_CMD, 0xFFFE, 0);
+ udelay(20);
+ b43_phy_maskset(dev, B43_NPHY_RFCTL_OVER, 0xFFFE, 0);
+ }
+ } else {
+ b43_phy_maskset(dev, B43_NPHY_AFECTL_OVER, 0xCFFF,
+ 0x3000);
+ if (type < 3) {
+ b43_phy_maskset(dev, B43_NPHY_RFCTL_CMD,
+ 0xFEC7, 0x0180);
+ b43_phy_maskset(dev, B43_NPHY_RFCTL_OVER,
+ 0xEFDC, (code << 1 | 0x1021));
+ b43_phy_maskset(dev, B43_NPHY_RFCTL_CMD, 0xFFFE, 0x1);
+ udelay(20);
+ b43_phy_maskset(dev, B43_NPHY_RFCTL_OVER, 0xFFFE, 0);
+ }
+ }
+}
+
+static void b43_nphy_rev3_rssi_select(struct b43_wldev *dev, u8 code, u8 type)
+{
+ struct b43_phy_n *nphy = dev->phy.n;
+ 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 (type < 3) {
+ 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 (type == 0)
+ val = (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) ? 4 : 8;
+ else if (type == 1)
+ 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 (type == 6)
+ val = 0x0100;
+ else if (type == 3)
+ 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 (type != 3 && type != 6) {
+ enum ieee80211_band band =
+ b43_current_band(dev->wl);
+
+ if ((nphy->ipa2g_on &&
+ band == IEEE80211_BAND_2GHZ) ||
+ (nphy->ipa5g_on &&
+ band == IEEE80211_BAND_5GHZ))
+ val = (band == IEEE80211_BAND_5GHZ) ? 0xC : 0xE;
+ else
+ val = 0x11;
+ reg = (i == 0) ? 0x2000 : 0x3000;
+ reg |= B2055_PADDRV;
+ b43_radio_write16(dev, reg, val);
+
+ reg = (i == 0) ?
+ B43_NPHY_AFECTL_OVER1 :
+ B43_NPHY_AFECTL_OVER;
+ b43_phy_set(dev, reg, 0x0200);
+ }
+ }
+ }
+ }
+}
+
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSISel */
+static void b43_nphy_rssi_select(struct b43_wldev *dev, u8 code, u8 type)
+{
+ 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, u8 type, u8 *buf)
+{
+ int i;
+ for (i = 0; i < 2; i++) {
+ if (type == 2) {
+ 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, u8 type, s32 *buf,
+ u8 nsamp)
+{
+ int i;
+ int out;
+ u16 save_regs_phy[9];
+ u16 s[2];
+
+ if (dev->phy.rev >= 3) {
+ save_regs_phy[0] = b43_phy_read(dev,
+ B43_NPHY_RFCTL_LUT_TRSW_UP1);
+ save_regs_phy[1] = b43_phy_read(dev,
+ B43_NPHY_RFCTL_LUT_TRSW_UP2);
+ save_regs_phy[2] = b43_phy_read(dev, B43_NPHY_AFECTL_C1);
+ save_regs_phy[3] = b43_phy_read(dev, B43_NPHY_AFECTL_C2);
+ 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);
+ }
+
+ b43_nphy_rssi_select(dev, 5, 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_RFCTL_LUT_TRSW_UP1,
+ save_regs_phy[0]);
+ b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2,
+ save_regs_phy[1]);
+ b43_phy_write(dev, B43_NPHY_AFECTL_C1, save_regs_phy[2]);
+ b43_phy_write(dev, B43_NPHY_AFECTL_C2, 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]);
+ }
+
+ return out;
+}
+
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSICal */
+static void b43_nphy_rev2_rssi_cal(struct b43_wldev *dev, u8 type)
+{
+ int i, j;
+ u8 state[4];
+ u8 code, val;
+ u16 class, override;
+ u8 regs_save_radio[2];
+ u16 regs_save_phy[2];
+ s8 offset[4];
+
+ 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 == 2) {
+ code = 0;
+ val = 6;
+ } else if (type < 2) {
+ 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) == IEEE80211_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_read16(dev, B2055_C1_PD_RXTX);
+ b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, override);
+ b43_radio_write16(dev, B2055_C1_PD_RXTX, val);
+
+ regs_save_phy[1] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2);
+ regs_save_radio[1] = b43_radio_read16(dev, B2055_C2_PD_RXTX);
+ b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, override);
+ b43_radio_write16(dev, B2055_C2_PD_RXTX, val);
+
+ state[0] = b43_radio_read16(dev, B2055_C1_PD_RSSIMISC) & 0x07;
+ state[1] = b43_radio_read16(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_read16(dev, B2055_C1_SP_RSSI) & 0x07;
+ state[3] = b43_radio_read16(dev, B2055_C2_SP_RSSI) & 0x07;
+
+ b43_nphy_rssi_select(dev, 5, type);
+ b43_nphy_scale_offset_rssi(dev, 0, 0, 5, 0, type);
+ b43_nphy_scale_offset_rssi(dev, 0, 0, 5, 1, type);
+
+ for (i = 0; i < 4; i++) {
+ u8 tmp[4];
+ for (j = 0; j < 4; j++)
+ tmp[j] = i;
+ if (type != 1)
+ b43_nphy_set_rssi_2055_vcm(dev, type, tmp);
+ b43_nphy_poll_rssi(dev, type, results[i], 8);
+ if (type < 2)
+ for (j = 0; j < 2; j++)
+ miniq[i][j] = min(results[i][2 * j],
+ results[i][2 * j + 1]);
+ }
+
+ for (i = 0; i < 4; i++) {
+ s32 mind = 40;
+ u8 minvcm = 0;
+ s32 minpoll = 249;
+ s32 curr;
+ for (j = 0; j < 4; j++) {
+ if (type == 2)
+ curr = abs(results[j][i]);
+ else
+ curr = abs(miniq[j][i / 2] - code * 8);
+
+ if (curr < mind) {
+ mind = curr;
+ minvcm = j;
+ }
+
+ if (results[j][i] < minpoll)
+ minpoll = results[j][i];
+ }
+ results_min[i] = minpoll;
+ vcm_final[i] = minvcm;
+ }
+
+ if (type != 1)
+ 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;
+
+ if (i % 2 == 0)
+ b43_nphy_scale_offset_rssi(dev, 0, offset[i], 1, 0,
+ type);
+ else
+ b43_nphy_scale_offset_rssi(dev, 0, offset[i], 2, 1,
+ type);
+ }
+
+ b43_radio_maskset(dev, B2055_C1_PD_RSSIMISC, 0xF8, state[0]);
+ b43_radio_maskset(dev, B2055_C1_PD_RSSIMISC, 0xF8, state[1]);
+
+ switch (state[2]) {
+ case 1:
+ b43_nphy_rssi_select(dev, 1, 2);
+ break;
+ case 4:
+ b43_nphy_rssi_select(dev, 1, 0);
+ break;
+ case 2:
+ b43_nphy_rssi_select(dev, 1, 1);
+ break;
+ default:
+ b43_nphy_rssi_select(dev, 1, 1);
+ break;
+ }
+
+ switch (state[3]) {
+ case 1:
+ b43_nphy_rssi_select(dev, 2, 2);
+ break;
+ case 4:
+ b43_nphy_rssi_select(dev, 2, 0);
+ break;
+ default:
+ b43_nphy_rssi_select(dev, 2, 1);
+ break;
+ }
+
+ b43_nphy_rssi_select(dev, 0, type);
+
+ b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs_save_phy[0]);
+ b43_radio_write16(dev, B2055_C1_PD_RXTX, regs_save_radio[0]);
+ b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs_save_phy[1]);
+ b43_radio_write16(dev, B2055_C2_PD_RXTX, regs_save_radio[1]);
+
+ b43_nphy_classifier(dev, 7, class);
+ b43_nphy_write_clip_detection(dev, clip_state);
+}
+
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSICalRev3 */
+static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev)
+{
+ /* TODO */
+}
+
+/*
+ * 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 >= 3) {
+ b43_nphy_rev3_rssi_cal(dev);
+ } else {
+ b43_nphy_rev2_rssi_cal(dev, 2);
+ b43_nphy_rev2_rssi_cal(dev, 0);
+ b43_nphy_rev2_rssi_cal(dev, 1);
+ }
}
+/*
+ * 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) == IEEE80211_BAND_2GHZ) {
+ if (!nphy->rssical_chanspec_2G)
+ 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)
+ return;
+ rssical_radio_regs = nphy->rssical_cache.rssical_radio_regs_5G;
+ rssical_phy_regs = nphy->rssical_cache.rssical_phy_regs_5G;
+ }
+
+ /* TODO use some definitions */
+ b43_radio_maskset(dev, 0x602B, 0xE3, rssical_radio_regs[0]);
+ b43_radio_maskset(dev, 0x702B, 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]);
+}
+
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/GetIpaGainTbl */
+static const u32 *b43_nphy_get_ipa_gain_table(struct b43_wldev *dev)
+{
+ if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
+ if (dev->phy.rev >= 6) {
+ /* TODO If the chip is 47162
+ return txpwrctrl_tx_gain_ipa_rev5 */
+ return txpwrctrl_tx_gain_ipa_rev6;
+ } else if (dev->phy.rev >= 5) {
+ return txpwrctrl_tx_gain_ipa_rev5;
+ } else {
+ return txpwrctrl_tx_gain_ipa;
+ }
+ } else {
+ return txpwrctrl_tx_gain_ipa_5g;
+ }
+}
+
+/* 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_n *nphy = dev->phy.n;
+ u16 *save = nphy->tx_rx_cal_radio_saveregs;
+ u16 tmp;
+ u8 offset, i;
+
+ if (dev->phy.rev >= 3) {
+ for (i = 0; i < 2; i++) {
+ tmp = (i == 0) ? 0x2000 : 0x3000;
+ offset = i * 11;
+
+ save[offset + 0] = b43_radio_read16(dev, B2055_CAL_RVARCTL);
+ save[offset + 1] = b43_radio_read16(dev, B2055_CAL_LPOCTL);
+ save[offset + 2] = b43_radio_read16(dev, B2055_CAL_TS);
+ save[offset + 3] = b43_radio_read16(dev, B2055_CAL_RCCALRTS);
+ save[offset + 4] = b43_radio_read16(dev, B2055_CAL_RCALRTS);
+ save[offset + 5] = b43_radio_read16(dev, B2055_PADDRV);
+ save[offset + 6] = b43_radio_read16(dev, B2055_XOCTL1);
+ save[offset + 7] = b43_radio_read16(dev, B2055_XOCTL2);
+ save[offset + 8] = b43_radio_read16(dev, B2055_XOREGUL);
+ save[offset + 9] = b43_radio_read16(dev, B2055_XOMISC);
+ save[offset + 10] = b43_radio_read16(dev, B2055_PLL_LFC1);
+
+ if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) {
+ b43_radio_write16(dev, tmp | B2055_CAL_RVARCTL, 0x0A);
+ b43_radio_write16(dev, tmp | B2055_CAL_LPOCTL, 0x40);
+ b43_radio_write16(dev, tmp | B2055_CAL_TS, 0x55);
+ b43_radio_write16(dev, tmp | B2055_CAL_RCCALRTS, 0);
+ b43_radio_write16(dev, tmp | B2055_CAL_RCALRTS, 0);
+ if (nphy->ipa5g_on) {
+ b43_radio_write16(dev, tmp | B2055_PADDRV, 4);
+ b43_radio_write16(dev, tmp | B2055_XOCTL1, 1);
+ } else {
+ b43_radio_write16(dev, tmp | B2055_PADDRV, 0);
+ b43_radio_write16(dev, tmp | B2055_XOCTL1, 0x2F);
+ }
+ b43_radio_write16(dev, tmp | B2055_XOCTL2, 0);
+ } else {
+ b43_radio_write16(dev, tmp | B2055_CAL_RVARCTL, 0x06);
+ b43_radio_write16(dev, tmp | B2055_CAL_LPOCTL, 0x40);
+ b43_radio_write16(dev, tmp | B2055_CAL_TS, 0x55);
+ b43_radio_write16(dev, tmp | B2055_CAL_RCCALRTS, 0);
+ b43_radio_write16(dev, tmp | B2055_CAL_RCALRTS, 0);
+ b43_radio_write16(dev, tmp | B2055_XOCTL1, 0);
+ if (nphy->ipa2g_on) {
+ b43_radio_write16(dev, tmp | B2055_PADDRV, 6);
+ b43_radio_write16(dev, tmp | B2055_XOCTL2,
+ (dev->phy.rev < 5) ? 0x11 : 0x01);
+ } else {
+ b43_radio_write16(dev, tmp | B2055_PADDRV, 0);
+ b43_radio_write16(dev, tmp | B2055_XOCTL2, 0);
+ }
+ }
+ b43_radio_write16(dev, tmp | B2055_XOREGUL, 0);
+ b43_radio_write16(dev, tmp | B2055_XOMISC, 0);
+ b43_radio_write16(dev, tmp | B2055_PLL_LFC1, 0);
+ }
+ } else {
+ save[0] = b43_radio_read16(dev, B2055_C1_TX_RF_IQCAL1);
+ b43_radio_write16(dev, B2055_C1_TX_RF_IQCAL1, 0x29);
+
+ save[1] = b43_radio_read16(dev, B2055_C1_TX_RF_IQCAL2);
+ b43_radio_write16(dev, B2055_C1_TX_RF_IQCAL2, 0x54);
+
+ save[2] = b43_radio_read16(dev, B2055_C2_TX_RF_IQCAL1);
+ b43_radio_write16(dev, B2055_C2_TX_RF_IQCAL1, 0x29);
+
+ save[3] = b43_radio_read16(dev, B2055_C2_TX_RF_IQCAL2);
+ b43_radio_write16(dev, B2055_C2_TX_RF_IQCAL2, 0x54);
+
+ save[3] = b43_radio_read16(dev, B2055_C1_PWRDET_RXTX);
+ save[4] = b43_radio_read16(dev, B2055_C2_PWRDET_RXTX);
+
+ if (!(b43_phy_read(dev, B43_NPHY_BANDCTL) &
+ B43_NPHY_BANDCTL_5GHZ)) {
+ b43_radio_write16(dev, B2055_C1_PWRDET_RXTX, 0x04);
+ b43_radio_write16(dev, B2055_C2_PWRDET_RXTX, 0x04);
+ } else {
+ b43_radio_write16(dev, B2055_C1_PWRDET_RXTX, 0x20);
+ b43_radio_write16(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/IqCalGainParams */
+static void b43_nphy_iq_cal_gain_params(struct b43_wldev *dev, u16 core,
+ struct nphy_txgains target,
+ struct nphy_iqcal_params *params)
+{
+ int i, j, indx;
+ u16 gain;
+
+ if (dev->phy.rev >= 3) {
+ params->txgm = target.txgm[core];
+ params->pga = target.pga[core];
+ params->pad = target.pad[core];
+ params->ipa = target.ipa[core];
+ 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) == IEEE80211_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];
+ }
+}
+
+/* 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);
+ }
+}
+
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ExtPaSetTxDigiFilts */
+static void b43_nphy_ext_pa_set_tx_dig_filters(struct b43_wldev *dev)
+{
+ int i;
+ for (i = 0; i < 15; i++)
+ b43_phy_write(dev, B43_PHY_N(0x2C5 + i),
+ tbl_tx_filter_coef_rev4[2][i]);
+}
+
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/IpaSetTxDigiFilts */
+static void b43_nphy_int_pa_set_tx_dig_filters(struct b43_wldev *dev)
+{
+ int i, j;
+ /* B43_NPHY_TXF_20CO_S0A1, B43_NPHY_TXF_40CO_S0A1, unknown */
+ u16 offset[] = { 0x186, 0x195, 0x2C5 };
+
+ for (i = 0; i < 3; i++)
+ for (j = 0; j < 15; j++)
+ b43_phy_write(dev, B43_PHY_N(offset[i] + j),
+ tbl_tx_filter_coef_rev4[i][j]);
+
+ if (dev->phy.is_40mhz) {
+ for (j = 0; j < 15; j++)
+ b43_phy_write(dev, B43_PHY_N(offset[0] + j),
+ tbl_tx_filter_coef_rev4[3][j]);
+ } else if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) {
+ for (j = 0; j < 15; j++)
+ b43_phy_write(dev, B43_PHY_N(offset[0] + j),
+ tbl_tx_filter_coef_rev4[5][j]);
+ }
+
+ if (dev->phy.channel == 14)
+ for (j = 0; j < 15; j++)
+ b43_phy_write(dev, B43_PHY_N(offset[0] + j),
+ tbl_tx_filter_coef_rev4[6][j]);
+}
+
+/* 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 == 0) {
+ 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 >= 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) {
+ if (dev->phy.rev >= 3) {
+ enum ieee80211_band band =
+ b43_current_band(dev->wl);
+
+ if ((nphy->ipa2g_on &&
+ band == IEEE80211_BAND_2GHZ) ||
+ (nphy->ipa5g_on &&
+ band == IEEE80211_BAND_5GHZ)) {
+ table = b43_nphy_get_ipa_gain_table(dev);
+ } else {
+ if (band == IEEE80211_BAND_5GHZ) {
+ if (dev->phy.rev == 3)
+ table = b43_ntab_tx_gain_rev3_5ghz;
+ else if (dev->phy.rev == 4)
+ table = b43_ntab_tx_gain_rev4_5ghz;
+ else
+ table = b43_ntab_tx_gain_rev5plus_5ghz;
+ } else {
+ table = b43_ntab_tx_gain_rev3plus_2ghz;
+ }
+ }
+
+ 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 {
+ table = b43_ntab_tx_gain_rev0_1_2;
+
+ 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)
+{
+ 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, (u16)~B43_NPHY_BBCFG_RSTRX);
+
+ 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);
+
+ b43_nphy_rf_control_intc_override(dev, 2, 1, 3);
+ b43_nphy_rf_control_intc_override(dev, 1, 2, 1);
+ b43_nphy_rf_control_intc_override(dev, 1, 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);
+ } 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) == IEEE80211_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_n *nphy = dev->phy.n;
+
+ struct b43_phy_n_iq_comp *rxcal_coeffs = NULL;
+ u16 *txcal_radio_regs = NULL;
+ u8 *iqcal_chanspec;
+ u16 *table = NULL;
+
+ if (nphy->hang_avoid)
+ b43_nphy_stay_in_carrier_search(dev, 1);
+
+ if (b43_current_band(dev->wl) == IEEE80211_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 (dev->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 = nphy->radio_chanspec;
+ b43_ntab_write_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_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) == IEEE80211_BAND_2GHZ) {
+ if (nphy->iqcal_chanspec_2G == 0)
+ return;
+ table = nphy->cal_cache.txcal_coeffs_2G;
+ loft = &nphy->cal_cache.txcal_coeffs_2G[5];
+ } else {
+ if (nphy->iqcal_chanspec_5G == 0)
+ 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) == IEEE80211_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 (dev->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_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, 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 = 0;
+ }
+
+ 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, &params[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) == IEEE80211_BAND_2GHZ);
+ if (phy6or5x) {
+ if (dev->phy.is_40mhz) {
+ 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);
+ }
+ }
+
+ b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x8AA9);
+
+ if (!dev->phy.is_40mhz)
+ freq = 2500;
+ else
+ freq = 5000;
+
+ if (nphy->mphase_cal_phase_id > 2)
+ b43_nphy_run_samples(dev, (dev->phy.is_40mhz ? 40 : 20) * 8,
+ 0xFFFF, 0, true, false);
+ else
+ error = b43_nphy_tx_tone(dev, freq, 250, true, 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] = 1;
+ }
+
+ 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_write_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;
+ /* TODO: Set nphy->txiqlocal_chanspec to
+ the current channel */
+ } 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 || 1 /* FIXME */)
+ 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 cur_hpf1, cur_hpf2, cur_lna;
+ u32 real, imag;
+ enum ieee80211_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,
+ (u16)~B43_NPHY_RFSEQCA_RXDIS,
+ ((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 == IEEE80211_BAND_5GHZ)
+ b43_phy_write(dev, rfctl[0], 0x140);
+ else
+ b43_phy_write(dev, rfctl[0], 0x110);
+ } else {
+ if (band == IEEE80211_BAND_5GHZ)
+ b43_phy_write(dev, rfctl[0], 0x180);
+ else
+ b43_phy_write(dev, rfctl[0], 0x120);
+ }
+
+ if (band == IEEE80211_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; i < 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_control_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);
+ playtone = false;
+ } else {
+ b43_nphy_run_samples(dev, 160, 0xFFFF, 0,
+ false, false);
+ }
+
+ 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_control_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 >= 3)
+ return b43_nphy_rev3_cal_rx_iq(dev, target, type, debug);
+ else
+ return b43_nphy_rev2_cal_rx_iq(dev, target, type, debug);
+}
+
+/*
+ * Init N-PHY
+ * http://bcm-v4.sipsolutions.net/802.11/PHY/Init/N
+ */
int b43_phy_initn(struct b43_wldev *dev)
{
+ struct ssb_bus *bus = dev->dev->bus;
struct b43_phy *phy = &dev->phy;
+ struct b43_phy_n *nphy = phy->n;
+ u8 tx_pwr_state;
+ struct nphy_txgains target;
u16 tmp;
+ enum ieee80211_band tmp2;
+ bool do_rssi_cal;
- //TODO: Spectral management
+ u16 clip[2];
+ bool do_cal = false;
+
+ if ((dev->phy.rev >= 3) &&
+ (bus->sprom.boardflags_lo & B43_BFL_EXTLNA) &&
+ (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)) {
+ chipco_set32(&dev->dev->bus->chipco, SSB_CHIPCO_CHIPCTL, 0x40);
+ }
+ nphy->deaf_count = 0;
b43_nphy_tables_init(dev);
+ nphy->crsminpwr_adjusted = false;
+ nphy->noisevars_adjusted = false;
/* Clear all overrides */
- b43_phy_write(dev, B43_NPHY_RFCTL_OVER, 0);
+ if (dev->phy.rev >= 3) {
+ b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S1, 0);
+ b43_phy_write(dev, B43_NPHY_RFCTL_OVER, 0);
+ 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);
- b43_phy_write(dev, B43_NPHY_RFCTL_INTC3, 0);
- b43_phy_write(dev, B43_NPHY_RFCTL_INTC4, 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);
- tmp = (phy->rev < 2) ? 64 : 59;
- b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3,
- ~B43_NPHY_BPHY_CTL3_SCALE,
- tmp << B43_NPHY_BPHY_CTL3_SCALE_SHIFT);
-
+ 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);
- b43_phy_write(dev, B43_NPHY_TXREALFD, 184);
- b43_phy_write(dev, B43_NPHY_MIMO_CRSTXEXT, 200);
- b43_phy_write(dev, B43_NPHY_PLOAD_CSENSE_EXTLEN, 80);
- b43_phy_write(dev, B43_NPHY_C2_BCLIPBKOFF, 511);
+ if (bus->sprom.boardflags2_lo & 0x100 ||
+ (bus->boardinfo.vendor == PCI_VENDOR_ID_APPLE &&
+ bus->boardinfo.type == 0x8B))
+ 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);
- //TODO MIMO-Config
- //TODO Update TX/RX chain
+ 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);
}
+
+ tmp2 = b43_current_band(dev->wl);
+ if ((nphy->ipa2g_on && tmp2 == IEEE80211_BAND_2GHZ) ||
+ (nphy->ipa5g_on && tmp2 == IEEE80211_BAND_5GHZ)) {
+ 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);
- b43_nphy_reset_cca(dev);
- ssb_write32(dev->dev, SSB_TMSLOW,
- ssb_read32(dev->dev, SSB_TMSLOW) | B43_TMSLOW_MACPHYCLKEN);
+ /* Reset CCA, in init code it differs a little from standard way */
+ b43_nphy_bmac_clock_fgc(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_nphy_bmac_clock_fgc(dev, 0);
+
+ /* TODO N PHY MAC PHY Clock Set with argument 1 */
+
+ 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);
+ tx_pwr_state = nphy->txpwrctrl;
+ /* TODO N PHY TX power control with argument 0
+ (turning off power control) */
+ /* TODO Fix the TX Power Settings */
+ /* TODO N PHY TX Power Control Idle TSSI */
+ /* TODO N PHY TX Power Control Setup */
+
+ if (phy->rev >= 3) {
+ /* TODO */
+ } else {
+ b43_ntab_write_bulk(dev, B43_NTAB32(26, 192), 128,
+ b43_ntab_tx_gain_rev0_1_2);
+ b43_ntab_write_bulk(dev, B43_NTAB32(27, 192), 128,
+ b43_ntab_tx_gain_rev0_1_2);
+ }
+
+ if (nphy->phyrxchain != 3)
+ ;/* TODO N PHY RX Core Set State with phyrxchain as argument */
+ 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) == IEEE80211_BAND_2GHZ)
+ do_rssi_cal = (nphy->rssical_chanspec_2G == 0);
+ else
+ do_rssi_cal = (nphy->rssical_chanspec_5G == 0);
+
+ 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) == IEEE80211_BAND_2GHZ)
+ do_cal = (nphy->iqcal_chanspec_2G == 0);
+ else
+ do_cal = (nphy->iqcal_chanspec_5G == 0);
+
+ if (nphy->mute)
+ do_cal = false;
+
+ if (do_cal) {
+ target = b43_nphy_get_tx_gains(dev);
+
+ if (nphy->antsel_type == 2)
+ ;/*TODO NPHY Superswitch Init with argument 1*/
+ 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 argument 3 */
+ } else {
+ b43_nphy_restore_cal(dev);
+ }
- b43_phy_read(dev, B43_NPHY_CLASSCTL); /* dummy read */
- //TODO read core1/2 clip1 thres regs
-
- if (1 /* FIXME Band is 2.4GHz */)
- b43_nphy_bphy_init(dev);
- //TODO disable TX power control
- //TODO Fix the TX power settings
- //TODO Init periodic calibration with reason 3
- b43_nphy_rssi_cal(dev, 2);
- b43_nphy_rssi_cal(dev, 0);
- b43_nphy_rssi_cal(dev, 1);
- //TODO get TX gain
- //TODO init superswitch
- //TODO calibrate LO
- //TODO idle TSSI TX pctl
- //TODO TX power control power setup
- //TODO table writes
- //TODO TX power control coefficients
- //TODO enable TX power control
- //TODO control antenna selection
- //TODO init radar detection
- //TODO reset channel if changed
+ b43_nphy_tx_pwr_ctrl_coef_setup(dev);
+ /* TODO N PHY TX Power Control Enable with argument 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, 0x0014);
+ b43_nphy_tx_lp_fbw(dev);
+ if (phy->rev >= 3)
+ b43_nphy_spur_workaround(dev);
b43err(dev->wl, "IEEE 802.11n devices are not supported, yet.\n");
return 0;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.