+/**************************************************
+ * Samples
+ **************************************************/
+
+#if 0
+static void b43_phy_ht_stop_playback(struct b43_wldev *dev)
+{
+ struct b43_phy_ht *phy_ht = dev->phy.ht;
+ u16 tmp;
+ int i;
+
+ tmp = b43_phy_read(dev, B43_PHY_HT_SAMP_STAT);
+ if (tmp & 0x1)
+ b43_phy_set(dev, B43_PHY_HT_SAMP_CMD, B43_PHY_HT_SAMP_CMD_STOP);
+ else if (tmp & 0x2)
+ b43_phy_mask(dev, B43_PHY_HT_IQLOCAL_CMDGCTL, 0x7FFF);
+
+ b43_phy_mask(dev, B43_PHY_HT_SAMP_CMD, ~0x0004);
+
+ for (i = 0; i < 3; i++) {
+ if (phy_ht->bb_mult_save[i] >= 0) {
+ b43_httab_write(dev, B43_HTTAB16(13, 0x63 + i * 4),
+ phy_ht->bb_mult_save[i]);
+ b43_httab_write(dev, B43_HTTAB16(13, 0x67 + i * 4),
+ phy_ht->bb_mult_save[i]);
+ }
+ }
+}
+
+static u16 b43_phy_ht_load_samples(struct b43_wldev *dev)
+{
+ int i;
+ u16 len = 20 << 3;
+
+ b43_phy_write(dev, B43_PHY_HT_TABLE_ADDR, 0x4400);
+
+ for (i = 0; i < len; i++) {
+ b43_phy_write(dev, B43_PHY_HT_TABLE_DATAHI, 0);
+ b43_phy_write(dev, B43_PHY_HT_TABLE_DATALO, 0);
+ }
+
+ return len;
+}
+
+static void b43_phy_ht_run_samples(struct b43_wldev *dev, u16 samps, u16 loops,
+ u16 wait)
+{
+ struct b43_phy_ht *phy_ht = dev->phy.ht;
+ u16 save_seq_mode;
+ int i;
+
+ for (i = 0; i < 3; i++) {
+ if (phy_ht->bb_mult_save[i] < 0)
+ phy_ht->bb_mult_save[i] = b43_httab_read(dev, B43_HTTAB16(13, 0x63 + i * 4));
+ }
+
+ b43_phy_write(dev, B43_PHY_HT_SAMP_DEP_CNT, samps - 1);
+ if (loops != 0xFFFF)
+ loops--;
+ b43_phy_write(dev, B43_PHY_HT_SAMP_LOOP_CNT, loops);
+ b43_phy_write(dev, B43_PHY_HT_SAMP_WAIT_CNT, wait);
+
+ save_seq_mode = b43_phy_read(dev, B43_PHY_HT_RF_SEQ_MODE);
+ b43_phy_set(dev, B43_PHY_HT_RF_SEQ_MODE,
+ B43_PHY_HT_RF_SEQ_MODE_CA_OVER);
+
+ /* TODO: find out mask bits! Do we need more function arguments? */
+ b43_phy_mask(dev, B43_PHY_HT_SAMP_CMD, ~0);
+ b43_phy_mask(dev, B43_PHY_HT_SAMP_CMD, ~0);
+ b43_phy_mask(dev, B43_PHY_HT_IQLOCAL_CMDGCTL, ~0);
+ b43_phy_set(dev, B43_PHY_HT_SAMP_CMD, 0x1);
+
+ for (i = 0; i < 100; i++) {
+ if (!(b43_phy_read(dev, B43_PHY_HT_RF_SEQ_STATUS) & 1)) {
+ i = 0;
+ break;
+ }
+ udelay(10);
+ }
+ if (i)
+ b43err(dev->wl, "run samples timeout\n");
+
+ b43_phy_write(dev, B43_PHY_HT_RF_SEQ_MODE, save_seq_mode);
+}
+
+static void b43_phy_ht_tx_tone(struct b43_wldev *dev)
+{
+ u16 samp;
+
+ samp = b43_phy_ht_load_samples(dev);
+ b43_phy_ht_run_samples(dev, samp, 0xFFFF, 0);
+}
+#endif
+
+/**************************************************
+ * RSSI
+ **************************************************/
+
+#if 0
+static void b43_phy_ht_rssi_select(struct b43_wldev *dev, u8 core_sel,
+ u8 rssi_type)
+{
+ static const u16 ctl_regs[3][2] = {
+ { B43_PHY_HT_AFE_C1, B43_PHY_HT_AFE_C1_OVER, },
+ { B43_PHY_HT_AFE_C2, B43_PHY_HT_AFE_C2_OVER, },
+ { B43_PHY_HT_AFE_C3, B43_PHY_HT_AFE_C3_OVER, },
+ };
+ static const u16 radio_r[] = { R2059_SYN, R2059_TXRX0, R2059_RXRX1, };
+ int core;
+
+ if (core_sel == 0) {
+ b43err(dev->wl, "RSSI selection for core off not implemented yet\n");
+ } else {
+ for (core = 0; core < 3; core++) {
+ /* Check if caller requested a one specific core */
+ if ((core_sel == 1 && core != 0) ||
+ (core_sel == 2 && core != 1) ||
+ (core_sel == 3 && core != 2))
+ continue;
+
+ switch (rssi_type) {
+ case 4:
+ b43_phy_set(dev, ctl_regs[core][0], 0x3 << 8);
+ b43_phy_set(dev, ctl_regs[core][0], 0x3 << 10);
+ b43_phy_set(dev, ctl_regs[core][1], 0x1 << 9);
+ b43_phy_set(dev, ctl_regs[core][1], 0x1 << 10);
+
+ b43_radio_set(dev, R2059_RXRX1 | 0xbf, 0x1);
+ b43_radio_write(dev, radio_r[core] | 0x159,
+ 0x11);
+ break;
+ default:
+ b43err(dev->wl, "RSSI selection for type %d not implemented yet\n",
+ rssi_type);
+ }
+ }
+ }
+}
+
+static void b43_phy_ht_poll_rssi(struct b43_wldev *dev, u8 type, s32 *buf,
+ u8 nsamp)
+{
+ u16 phy_regs_values[12];
+ static const u16 phy_regs_to_save[] = {
+ B43_PHY_HT_AFE_C1, B43_PHY_HT_AFE_C1_OVER,
+ 0x848, 0x841,
+ B43_PHY_HT_AFE_C2, B43_PHY_HT_AFE_C2_OVER,
+ 0x868, 0x861,
+ B43_PHY_HT_AFE_C3, B43_PHY_HT_AFE_C3_OVER,
+ 0x888, 0x881,
+ };
+ u16 tmp[3];
+ int i;
+
+ for (i = 0; i < 12; i++)
+ phy_regs_values[i] = b43_phy_read(dev, phy_regs_to_save[i]);
+
+ b43_phy_ht_rssi_select(dev, 5, type);
+
+ for (i = 0; i < 6; i++)
+ buf[i] = 0;
+
+ for (i = 0; i < nsamp; i++) {
+ tmp[0] = b43_phy_read(dev, B43_PHY_HT_RSSI_C1);
+ tmp[1] = b43_phy_read(dev, B43_PHY_HT_RSSI_C2);
+ tmp[2] = b43_phy_read(dev, B43_PHY_HT_RSSI_C3);
+
+ buf[0] += ((s8)((tmp[0] & 0x3F) << 2)) >> 2;
+ buf[1] += ((s8)(((tmp[0] >> 8) & 0x3F) << 2)) >> 2;
+ buf[2] += ((s8)((tmp[1] & 0x3F) << 2)) >> 2;
+ buf[3] += ((s8)(((tmp[1] >> 8) & 0x3F) << 2)) >> 2;
+ buf[4] += ((s8)((tmp[2] & 0x3F) << 2)) >> 2;
+ buf[5] += ((s8)(((tmp[2] >> 8) & 0x3F) << 2)) >> 2;
+ }
+
+ for (i = 0; i < 12; i++)
+ b43_phy_write(dev, phy_regs_to_save[i], phy_regs_values[i]);
+}
+#endif
+
+/**************************************************
+ * Tx/Rx
+ **************************************************/
+
+static void b43_phy_ht_tx_power_fix(struct b43_wldev *dev)
+{
+ int i;
+
+ for (i = 0; i < 3; i++) {
+ u16 mask;
+ u32 tmp = b43_httab_read(dev, B43_HTTAB32(26, 0xE8));
+
+ if (0) /* FIXME */
+ mask = 0x2 << (i * 4);
+ else
+ mask = 0;
+ b43_phy_mask(dev, B43_PHY_EXTG(0x108), mask);
+
+ b43_httab_write(dev, B43_HTTAB16(7, 0x110 + i), tmp >> 16);
+ b43_httab_write(dev, B43_HTTAB8(13, 0x63 + (i * 4)),
+ tmp & 0xFF);
+ b43_httab_write(dev, B43_HTTAB8(13, 0x73 + (i * 4)),
+ tmp & 0xFF);
+ }
+}
+
+#if 0
+static void b43_phy_ht_tx_power_ctl(struct b43_wldev *dev, bool enable)
+{
+ struct b43_phy_ht *phy_ht = dev->phy.ht;
+ u16 en_bits = B43_PHY_HT_TXPCTL_CMD_C1_COEFF |
+ B43_PHY_HT_TXPCTL_CMD_C1_HWPCTLEN |
+ B43_PHY_HT_TXPCTL_CMD_C1_PCTLEN;
+ static const u16 cmd_regs[3] = { B43_PHY_HT_TXPCTL_CMD_C1,
+ B43_PHY_HT_TXPCTL_CMD_C2,
+ B43_PHY_HT_TXPCTL_CMD_C3 };
+ int i;
+
+ if (!enable) {
+ if (b43_phy_read(dev, B43_PHY_HT_TXPCTL_CMD_C1) & en_bits) {
+ /* We disable enabled TX pwr ctl, save it's state */
+ /*
+ * TODO: find the registers. On N-PHY they were 0x1ed
+ * and 0x1ee, we need 3 such a registers for HT-PHY
+ */
+ }
+ b43_phy_mask(dev, B43_PHY_HT_TXPCTL_CMD_C1, ~en_bits);
+ } else {
+ b43_phy_set(dev, B43_PHY_HT_TXPCTL_CMD_C1, en_bits);
+
+ if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) {
+ for (i = 0; i < 3; i++)
+ b43_phy_write(dev, cmd_regs[i], 0x32);
+ }
+
+ for (i = 0; i < 3; i++)
+ if (phy_ht->tx_pwr_idx[i] <=
+ B43_PHY_HT_TXPCTL_CMD_C1_INIT)
+ b43_phy_write(dev, cmd_regs[i],
+ phy_ht->tx_pwr_idx[i]);
+ }
+
+ phy_ht->tx_pwr_ctl = enable;
+}
+
+static void b43_phy_ht_tx_power_ctl_idle_tssi(struct b43_wldev *dev)
+{
+ struct b43_phy_ht *phy_ht = dev->phy.ht;
+ s32 rssi_buf[6];
+
+ /* TODO */
+
+ b43_phy_ht_tx_tone(dev);
+ udelay(20);
+ b43_phy_ht_poll_rssi(dev, 4, rssi_buf, 1);
+ b43_phy_ht_stop_playback(dev);
+ b43_phy_ht_reset_cca(dev);
+
+ phy_ht->idle_tssi[0] = rssi_buf[0] & 0xff;
+ phy_ht->idle_tssi[1] = rssi_buf[2] & 0xff;
+ phy_ht->idle_tssi[2] = rssi_buf[4] & 0xff;
+
+ /* TODO */
+}
+#endif
+