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authorRafał Miłecki <zajec5@gmail.com>2010-01-17 13:03:48 +0100
committerJohn W. Linville <linville@tuxdriver.com>2010-01-19 16:37:57 -0500
commit53ae8e8c92b2715f27c95e8e7169bca9a8909856 (patch)
tree649843f5ccee003f18c0ea56f1897065667cae72 /drivers/net/wireless/b43/phy_n.c
parentad9716e8e8bc39664a0d41ec94f9bffbf748b45b (diff)
b43: N-PHY: implement stopping playback
Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/b43/phy_n.c')
-rw-r--r--drivers/net/wireless/b43/phy_n.c34
1 files changed, 31 insertions, 3 deletions
diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c
index 1996843eac11..229f2d0364f2 100644
--- a/drivers/net/wireless/b43/phy_n.c
+++ b/drivers/net/wireless/b43/phy_n.c
@@ -749,6 +749,34 @@ static void b43_nphy_stay_in_carrier_search(struct b43_wldev *dev, bool enable)
}
}
+/* 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;
+ /* TODO: Write an N PHY Table with ID 15, length 1, offset 87,
+ width 16 and data from 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/TxPwrCtrlCoefSetup */
static void b43_nphy_tx_pwr_ctrl_coef_setup(struct b43_wldev *dev)
{
@@ -1906,7 +1934,7 @@ static int b43_nphy_cal_tx_iq_lo(struct b43_wldev *dev,
nphy->mphase_txcal_bestcoeffs */
}
- /* TODO: Call N PHY Stop Playback */
+ b43_nphy_stop_playback(dev);
b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0);
}
@@ -2053,7 +2081,7 @@ static int b43_nphy_rev2_cal_rx_iq(struct b43_wldev *dev,
/* TODO:Call N PHY RF Ctrl Override with 0x400, tmp[0],
3, 0 as arguments */
/* TODO: Call N PHY Force RF Seq with 2 as argument */
- /* TODO: Call N PHT Stop Playback */
+ b43_nphy_stop_playback(dev);
if (playtone) {
/* TODO: Call N PHY TX Tone with 4000,
@@ -2080,7 +2108,7 @@ static int b43_nphy_rev2_cal_rx_iq(struct b43_wldev *dev,
} else {
b43_nphy_calc_rx_iq_comp(dev, 1 << i);
}
- /* TODO: Call N PHY Stop Playback */
+ b43_nphy_stop_playback(dev);
}
if (ret != 0)