b43: N-PHY: update code for sending sample tone

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c
index 6398c7e..d9409b4 100644 (file)
--- a/drivers/net/wireless/b43/phy_n.c
+++ b/drivers/net/wireless/b43/phy_n.c
@@ -1248,7 +1248,8 @@ static u16 b43_nphy_gen_load_samples(struct b43_wldev *dev, u32 freq, u16 max,
 
 /* 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)
+                                u16 wait, bool iqmode, bool dac_test,
+                                bool modify_bbmult)
 {
        struct b43_phy_n *nphy = dev->phy.n;
        int i;
@@ -1262,12 +1263,10 @@ static void b43_nphy_run_samples(struct b43_wldev *dev, u16 samps, u16 loops,
                nphy->bb_mult_save = (tmp & 0xFFFF) | 0x80000000;
        }
 
-       /* TODO: add modify_bbmult argument */
-       if (!b43_is_40mhz(dev))
-               tmp = 0x6464;
-       else
-               tmp = 0x4747;
-       b43_ntab_write(dev, B43_NTAB16(15, 87), tmp);
+       if (modify_bbmult) {
+               tmp = !b43_is_40mhz(dev) ? 0x6464 : 0x4747;
+               b43_ntab_write(dev, B43_NTAB16(15, 87), tmp);
+       }
 
        b43_phy_write(dev, B43_NPHY_SAMP_DEPCNT, (samps - 1));
 
@@ -1285,10 +1284,8 @@ static void b43_nphy_run_samples(struct b43_wldev *dev, u16 samps, u16 loops,
                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);
+               tmp = dac_test ? 5 : 1;
+               b43_phy_write(dev, B43_NPHY_SAMP_CMD, tmp);
        }
        for (i = 0; i < 100; i++) {
                if (!(b43_phy_read(dev, B43_NPHY_RFSEQST) & 1)) {
@@ -2947,12 +2944,13 @@ static void b43_nphy_workarounds(struct b43_wldev *dev)
  * http://bcm-v4.sipsolutions.net/802.11/PHY/N/TXTone
  */
 static int b43_nphy_tx_tone(struct b43_wldev *dev, u32 freq, u16 max_val,
-                               bool iqmode, bool dac_test)
+                           bool iqmode, bool dac_test, bool modify_bbmult)
 {
        u16 samp = b43_nphy_gen_load_samples(dev, freq, max_val, dac_test);
        if (samp == 0)
                return -1;
-       b43_nphy_run_samples(dev, samp, 0xFFFF, 0, iqmode, dac_test);
+       b43_nphy_run_samples(dev, samp, 0xFFFF, 0, iqmode, dac_test,
+                            modify_bbmult);
        return 0;
 }
 
@@ -3390,7 +3388,7 @@ static void b43_nphy_tx_power_ctl_idle_tssi(struct b43_wldev *dev)
                b43_nphy_rf_ctl_override(dev, 0x2000, 0, 3, false);
 
        b43_nphy_stop_playback(dev);
-       b43_nphy_tx_tone(dev, 0xFA0, 0, false, false);
+       b43_nphy_tx_tone(dev, 4000, 0, false, false, false);
        udelay(20);
        tmp = b43_nphy_poll_rssi(dev, N_RSSI_TSSI_2G, rssi, 1);
        b43_nphy_stop_playback(dev);
@@ -4648,9 +4646,9 @@ static int b43_nphy_cal_tx_iq_lo(struct b43_wldev *dev,
 
        if (nphy->mphase_cal_phase_id > 2)
                b43_nphy_run_samples(dev, (b43_is_40mhz(dev) ? 40 : 20) * 8,
-                                       0xFFFF, 0, true, false);
+                                    0xFFFF, 0, true, false, false);
        else
-               error = b43_nphy_tx_tone(dev, freq, 250, true, false);
+               error = b43_nphy_tx_tone(dev, freq, 250, true, false, false);
 
        if (error == 0) {
                if (nphy->mphase_cal_phase_id > 2) {
@@ -4973,11 +4971,11 @@ static int b43_nphy_rev2_cal_rx_iq(struct b43_wldev *dev,
                        if (playtone) {
                                ret = b43_nphy_tx_tone(dev, 4000,
                                                (nphy->rxcalparams & 0xFFFF),
-                                               false, false);
+                                               false, false, true);
                                playtone = false;
                        } else {
-                               b43_nphy_run_samples(dev, 160, 0xFFFF, 0,
-                                                       false, false);
+                               b43_nphy_run_samples(dev, 160, 0xFFFF, 0, false,
+                                                    false, true);
                        }
 
                        if (ret == 0) {