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path: root/drivers/net/wireless/b43/phy_n.c
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Diffstat (limited to 'drivers/net/wireless/b43/phy_n.c')
-rw-r--r--drivers/net/wireless/b43/phy_n.c628
1 files changed, 628 insertions, 0 deletions
diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c
new file mode 100644
index 00000000000..8bcfda5f3f0
--- /dev/null
+++ b/drivers/net/wireless/b43/phy_n.c
@@ -0,0 +1,628 @@
+/*
+
+ Broadcom B43 wireless driver
+ IEEE 802.11n PHY support
+
+ Copyright (c) 2008 Michael Buesch <mb@bu3sch.de>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; see the file COPYING. If not, write to
+ the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
+ Boston, MA 02110-1301, USA.
+
+*/
+
+#include <linux/delay.h>
+#include <linux/types.h>
+
+#include "b43.h"
+#include "phy_n.h"
+#include "tables_nphy.h"
+
+
+void b43_nphy_set_rxantenna(struct b43_wldev *dev, int antenna)
+{//TODO
+}
+
+static void b43_nphy_op_adjust_txpower(struct b43_wldev *dev)
+{//TODO
+}
+
+static enum b43_txpwr_result b43_nphy_op_recalc_txpower(struct b43_wldev *dev,
+ bool ignore_tssi)
+{//TODO
+ return B43_TXPWR_RES_DONE;
+}
+
+static void b43_chantab_radio_upload(struct b43_wldev *dev,
+ const struct b43_nphy_channeltab_entry *e)
+{
+ b43_radio_write16(dev, B2055_PLL_REF, e->radio_pll_ref);
+ b43_radio_write16(dev, B2055_RF_PLLMOD0, e->radio_rf_pllmod0);
+ b43_radio_write16(dev, B2055_RF_PLLMOD1, e->radio_rf_pllmod1);
+ b43_radio_write16(dev, B2055_VCO_CAPTAIL, e->radio_vco_captail);
+ b43_radio_write16(dev, B2055_VCO_CAL1, e->radio_vco_cal1);
+ b43_radio_write16(dev, B2055_VCO_CAL2, e->radio_vco_cal2);
+ b43_radio_write16(dev, B2055_PLL_LFC1, e->radio_pll_lfc1);
+ b43_radio_write16(dev, B2055_PLL_LFR1, e->radio_pll_lfr1);
+ b43_radio_write16(dev, B2055_PLL_LFC2, e->radio_pll_lfc2);
+ b43_radio_write16(dev, B2055_LGBUF_CENBUF, e->radio_lgbuf_cenbuf);
+ b43_radio_write16(dev, B2055_LGEN_TUNE1, e->radio_lgen_tune1);
+ b43_radio_write16(dev, B2055_LGEN_TUNE2, e->radio_lgen_tune2);
+ b43_radio_write16(dev, B2055_C1_LGBUF_ATUNE, e->radio_c1_lgbuf_atune);
+ b43_radio_write16(dev, B2055_C1_LGBUF_GTUNE, e->radio_c1_lgbuf_gtune);
+ b43_radio_write16(dev, B2055_C1_RX_RFR1, e->radio_c1_rx_rfr1);
+ b43_radio_write16(dev, B2055_C1_TX_PGAPADTN, e->radio_c1_tx_pgapadtn);
+ b43_radio_write16(dev, B2055_C1_TX_MXBGTRIM, e->radio_c1_tx_mxbgtrim);
+ b43_radio_write16(dev, B2055_C2_LGBUF_ATUNE, e->radio_c2_lgbuf_atune);
+ b43_radio_write16(dev, B2055_C2_LGBUF_GTUNE, e->radio_c2_lgbuf_gtune);
+ b43_radio_write16(dev, B2055_C2_RX_RFR1, e->radio_c2_rx_rfr1);
+ b43_radio_write16(dev, B2055_C2_TX_PGAPADTN, e->radio_c2_tx_pgapadtn);
+ b43_radio_write16(dev, B2055_C2_TX_MXBGTRIM, e->radio_c2_tx_mxbgtrim);
+}
+
+static void b43_chantab_phy_upload(struct b43_wldev *dev,
+ const struct b43_nphy_channeltab_entry *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);
+}
+
+static void b43_nphy_tx_power_fix(struct b43_wldev *dev)
+{
+ //TODO
+}
+
+/* Tune the hardware to a new channel. */
+static int nphy_channel_switch(struct b43_wldev *dev, unsigned int channel)
+{
+ const struct b43_nphy_channeltab_entry *tabent;
+
+ tabent = b43_nphy_get_chantabent(dev, channel);
+ if (!tabent)
+ return -ESRCH;
+
+ //FIXME enable/disable band select upper20 in RXCTL
+ if (0 /*FIXME 5Ghz*/)
+ b43_radio_maskset(dev, B2055_MASTER1, 0xFF8F, 0x20);
+ else
+ b43_radio_maskset(dev, B2055_MASTER1, 0xFF8F, 0x50);
+ b43_chantab_radio_upload(dev, tabent);
+ udelay(50);
+ b43_radio_write16(dev, B2055_VCO_CAL10, 5);
+ b43_radio_write16(dev, B2055_VCO_CAL10, 45);
+ b43_radio_write16(dev, B2055_VCO_CAL10, 65);
+ udelay(300);
+ if (0 /*FIXME 5Ghz*/)
+ b43_phy_set(dev, B43_NPHY_BANDCTL, B43_NPHY_BANDCTL_5GHZ);
+ else
+ b43_phy_mask(dev, B43_NPHY_BANDCTL, ~B43_NPHY_BANDCTL_5GHZ);
+ b43_chantab_phy_upload(dev, tabent);
+ b43_nphy_tx_power_fix(dev);
+
+ return 0;
+}
+
+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 ssb_sprom *sprom = &(dev->dev->bus->sprom);
+ struct ssb_boardinfo *binfo = &(dev->dev->bus->boardinfo);
+ int i;
+ u16 val;
+
+ b43_radio_mask(dev, B2055_MASTER1, 0xFFF3);
+ msleep(1);
+ if ((sprom->revision != 4) || !(sprom->boardflags_hi & 0x0002)) {
+ if ((binfo->vendor != PCI_VENDOR_ID_BROADCOM) ||
+ (binfo->type != 0x46D) ||
+ (binfo->rev < 0x41)) {
+ b43_radio_mask(dev, B2055_C1_RX_BB_REG, 0x7F);
+ b43_radio_mask(dev, B2055_C1_RX_BB_REG, 0x7F);
+ msleep(1);
+ }
+ }
+ b43_radio_maskset(dev, B2055_RRCCAL_NOPTSEL, 0x3F, 0x2C);
+ msleep(1);
+ b43_radio_write16(dev, B2055_CAL_MISC, 0x3C);
+ msleep(1);
+ b43_radio_mask(dev, B2055_CAL_MISC, 0xFFBE);
+ msleep(1);
+ b43_radio_set(dev, B2055_CAL_LPOCTL, 0x80);
+ msleep(1);
+ b43_radio_set(dev, B2055_CAL_MISC, 0x1);
+ msleep(1);
+ b43_radio_set(dev, B2055_CAL_MISC, 0x40);
+ msleep(1);
+ for (i = 0; i < 100; i++) {
+ val = b43_radio_read16(dev, B2055_CAL_COUT2);
+ if (val & 0x80)
+ break;
+ udelay(10);
+ }
+ msleep(1);
+ b43_radio_mask(dev, B2055_CAL_LPOCTL, 0xFF7F);
+ msleep(1);
+ nphy_channel_switch(dev, dev->phy.channel);
+ b43_radio_write16(dev, B2055_C1_RX_BB_LPF, 0x9);
+ b43_radio_write16(dev, B2055_C2_RX_BB_LPF, 0x9);
+ b43_radio_write16(dev, B2055_C1_RX_BB_MIDACHP, 0x83);
+ b43_radio_write16(dev, B2055_C2_RX_BB_MIDACHP, 0x83);
+}
+
+/* Initialize a Broadcom 2055 N-radio */
+static void b43_radio_init2055(struct b43_wldev *dev)
+{
+ b43_radio_init2055_pre(dev);
+ if (b43_status(dev) < B43_STAT_INITIALIZED)
+ b2055_upload_inittab(dev, 0, 1);
+ else
+ b2055_upload_inittab(dev, 0/*FIXME on 5ghz band*/, 0);
+ b43_radio_init2055_post(dev);
+}
+
+void b43_nphy_radio_turn_on(struct b43_wldev *dev)
+{
+ b43_radio_init2055(dev);
+}
+
+void b43_nphy_radio_turn_off(struct b43_wldev *dev)
+{
+ b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
+ ~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. */
+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);
+}
+
+static void b43_nphy_workarounds(struct b43_wldev *dev)
+{
+ struct b43_phy *phy = &dev->phy;
+ unsigned int i;
+
+ b43_phy_set(dev, B43_NPHY_IQFLIP,
+ B43_NPHY_IQFLIP_ADC1 | B43_NPHY_IQFLIP_ADC2);
+ if (1 /* FIXME band is 2.4GHz */) {
+ b43_phy_set(dev, B43_NPHY_CLASSCTL,
+ B43_NPHY_CLASSCTL_CCKEN);
+ } else {
+ b43_phy_mask(dev, B43_NPHY_CLASSCTL,
+ ~B43_NPHY_CLASSCTL_CCKEN);
+ }
+ b43_radio_set(dev, B2055_C1_TX_RF_SPARE, 0x8);
+ b43_phy_write(dev, B43_NPHY_TXFRAMEDELAY, 8);
+
+ /* Fixup some tables */
+ b43_ntab_write(dev, B43_NTAB16(8, 0x00), 0xA);
+ b43_ntab_write(dev, B43_NTAB16(8, 0x10), 0xA);
+ b43_ntab_write(dev, B43_NTAB16(8, 0x02), 0xCDAA);
+ b43_ntab_write(dev, B43_NTAB16(8, 0x12), 0xCDAA);
+ b43_ntab_write(dev, B43_NTAB16(8, 0x08), 0);
+ b43_ntab_write(dev, B43_NTAB16(8, 0x18), 0);
+ b43_ntab_write(dev, B43_NTAB16(8, 0x07), 0x7AAB);
+ b43_ntab_write(dev, B43_NTAB16(8, 0x17), 0x7AAB);
+ b43_ntab_write(dev, B43_NTAB16(8, 0x06), 0x800);
+ b43_ntab_write(dev, B43_NTAB16(8, 0x16), 0x800);
+
+ b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO1, 0x2D8);
+ b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0x301);
+ b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO2, 0x2D8);
+ b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0x301);
+
+ //TODO set RF sequence
+
+ /* Set narrowband clip threshold */
+ b43_phy_write(dev, B43_NPHY_C1_NBCLIPTHRES, 66);
+ b43_phy_write(dev, B43_NPHY_C2_NBCLIPTHRES, 66);
+
+ /* Set wideband clip 2 threshold */
+ b43_phy_maskset(dev, B43_NPHY_C1_CLIPWBTHRES,
+ ~B43_NPHY_C1_CLIPWBTHRES_CLIP2,
+ 21 << B43_NPHY_C1_CLIPWBTHRES_CLIP2_SHIFT);
+ b43_phy_maskset(dev, B43_NPHY_C2_CLIPWBTHRES,
+ ~B43_NPHY_C2_CLIPWBTHRES_CLIP2,
+ 21 << B43_NPHY_C2_CLIPWBTHRES_CLIP2_SHIFT);
+
+ /* Set Clip 2 detect */
+ b43_phy_set(dev, B43_NPHY_C1_CGAINI,
+ B43_NPHY_C1_CGAINI_CL2DETECT);
+ b43_phy_set(dev, B43_NPHY_C2_CGAINI,
+ B43_NPHY_C2_CGAINI_CL2DETECT);
+
+ if (0 /*FIXME*/) {
+ /* Set dwell lengths */
+ b43_phy_write(dev, B43_NPHY_CLIP1_NBDWELL_LEN, 43);
+ b43_phy_write(dev, B43_NPHY_CLIP2_NBDWELL_LEN, 43);
+ b43_phy_write(dev, B43_NPHY_W1CLIP1_DWELL_LEN, 9);
+ b43_phy_write(dev, B43_NPHY_W1CLIP2_DWELL_LEN, 9);
+
+ /* Set gain backoff */
+ b43_phy_maskset(dev, B43_NPHY_C1_CGAINI,
+ ~B43_NPHY_C1_CGAINI_GAINBKOFF,
+ 1 << B43_NPHY_C1_CGAINI_GAINBKOFF_SHIFT);
+ b43_phy_maskset(dev, B43_NPHY_C2_CGAINI,
+ ~B43_NPHY_C2_CGAINI_GAINBKOFF,
+ 1 << B43_NPHY_C2_CGAINI_GAINBKOFF_SHIFT);
+
+ /* Set HPVGA2 index */
+ b43_phy_maskset(dev, B43_NPHY_C1_INITGAIN,
+ ~B43_NPHY_C1_INITGAIN_HPVGA2,
+ 6 << B43_NPHY_C1_INITGAIN_HPVGA2_SHIFT);
+ b43_phy_maskset(dev, B43_NPHY_C2_INITGAIN,
+ ~B43_NPHY_C2_INITGAIN_HPVGA2,
+ 6 << B43_NPHY_C2_INITGAIN_HPVGA2_SHIFT);
+
+ //FIXME verify that the specs really mean to use autoinc here.
+ for (i = 0; i < 3; i++)
+ b43_ntab_write(dev, B43_NTAB16(7, 0x106) + i, 0x673);
+ }
+
+ /* Set minimum gain value */
+ b43_phy_maskset(dev, B43_NPHY_C1_MINMAX_GAIN,
+ ~B43_NPHY_C1_MINGAIN,
+ 23 << B43_NPHY_C1_MINGAIN_SHIFT);
+ b43_phy_maskset(dev, B43_NPHY_C2_MINMAX_GAIN,
+ ~B43_NPHY_C2_MINGAIN,
+ 23 << B43_NPHY_C2_MINGAIN_SHIFT);
+
+ if (phy->rev < 2) {
+ b43_phy_mask(dev, B43_NPHY_SCRAM_SIGCTL,
+ ~B43_NPHY_SCRAM_SIGCTL_SCM);
+ }
+
+ /* Set phase track alpha and beta */
+ b43_phy_write(dev, B43_NPHY_PHASETR_A0, 0x125);
+ b43_phy_write(dev, B43_NPHY_PHASETR_A1, 0x1B3);
+ b43_phy_write(dev, B43_NPHY_PHASETR_A2, 0x105);
+ b43_phy_write(dev, B43_NPHY_PHASETR_B0, 0x16E);
+ b43_phy_write(dev, B43_NPHY_PHASETR_B1, 0xCD);
+ b43_phy_write(dev, B43_NPHY_PHASETR_B2, 0x20);
+}
+
+static void b43_nphy_reset_cca(struct b43_wldev *dev)
+{
+ u16 bbcfg;
+
+ 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);
+}
+
+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_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;
+
+ 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_mask(dev, B43_NPHY_RFSEQMODE,
+ ~(B43_NPHY_RFSEQMODE_CAOVER | B43_NPHY_RFSEQMODE_TROVER));
+}
+
+static void b43_nphy_bphy_init(struct b43_wldev *dev)
+{
+ unsigned int i;
+ u16 val;
+
+ val = 0x1E1F;
+ for (i = 0; i < 14; 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(0x97 + i), val);
+ val -= 0x202;
+ }
+ b43_phy_write(dev, B43_PHY_N_BMODE(0x38), 0x668);
+}
+
+/* RSSI Calibration */
+static void b43_nphy_rssi_cal(struct b43_wldev *dev, u8 type)
+{
+ //TODO
+}
+
+int b43_phy_initn(struct b43_wldev *dev)
+{
+ struct b43_phy *phy = &dev->phy;
+ u16 tmp;
+
+ //TODO: Spectral management
+ b43_nphy_tables_init(dev);
+
+ /* Clear all overrides */
+ 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);
+ b43_phy_mask(dev, B43_NPHY_RFSEQMODE,
+ ~(B43_NPHY_RFSEQMODE_CAOVER |
+ B43_NPHY_RFSEQMODE_TROVER));
+ 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);
+
+ 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);
+
+ //TODO MIMO-Config
+ //TODO Update TX/RX chain
+
+ if (phy->rev < 2) {
+ b43_phy_write(dev, B43_NPHY_DUP40_GFBL, 0xAA8);
+ b43_phy_write(dev, B43_NPHY_DUP40_BL, 0x9A4);
+ }
+ b43_nphy_workarounds(dev);
+ b43_nphy_reset_cca(dev);
+
+ ssb_write32(dev->dev, SSB_TMSLOW,
+ ssb_read32(dev->dev, SSB_TMSLOW) | B43_TMSLOW_MACPHYCLKEN);
+ b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RX2TX);
+ b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
+
+ 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
+
+ b43err(dev->wl, "IEEE 802.11n devices are not supported, yet.\n");
+ return 0;
+}
+
+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;
+
+ memset(nphy, 0, sizeof(*nphy));
+
+ //TODO init struct b43_phy_n
+}
+
+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 u16 b43_nphy_op_read(struct b43_wldev *dev, u16 reg)
+{
+ check_phyreg(dev, reg);
+ b43_write16(dev, B43_MMIO_PHY_CONTROL, reg);
+ return b43_read16(dev, B43_MMIO_PHY_DATA);
+}
+
+static void b43_nphy_op_write(struct b43_wldev *dev, u16 reg, u16 value)
+{
+ check_phyreg(dev, reg);
+ b43_write16(dev, B43_MMIO_PHY_CONTROL, reg);
+ b43_write16(dev, B43_MMIO_PHY_DATA, value);
+}
+
+static u16 b43_nphy_op_radio_read(struct b43_wldev *dev, u16 reg)
+{
+ /* Register 1 is a 32-bit register. */
+ B43_WARN_ON(reg == 1);
+ /* N-PHY needs 0x100 for read access */
+ reg |= 0x100;
+
+ b43_write16(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(reg == 1);
+
+ b43_write16(dev, B43_MMIO_RADIO_CONTROL, reg);
+ b43_write16(dev, B43_MMIO_RADIO_DATA_LOW, value);
+}
+
+static void b43_nphy_op_software_rfkill(struct b43_wldev *dev,
+ enum rfkill_state state)
+{//TODO
+}
+
+static void b43_nphy_op_switch_analog(struct b43_wldev *dev, bool on)
+{
+ b43_phy_write(dev, B43_NPHY_AFECTL_OVER,
+ on ? 0 : 0x7FFF);
+}
+
+static int b43_nphy_op_switch_channel(struct b43_wldev *dev,
+ unsigned int new_channel)
+{
+ if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
+ if ((new_channel < 1) || (new_channel > 14))
+ return -EINVAL;
+ } else {
+ if (new_channel > 200)
+ return -EINVAL;
+ }
+
+ return nphy_channel_switch(dev, new_channel);
+}
+
+static unsigned int b43_nphy_op_get_default_chan(struct b43_wldev *dev)
+{
+ if (b43_current_band(dev->wl) == IEEE80211_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_read = b43_nphy_op_read,
+ .phy_write = b43_nphy_op_write,
+ .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,
+ .adjust_txpower = b43_nphy_op_adjust_txpower,
+};