B43_PHY_HT_SAMP_CMD
b43_phy_set(dev, B43_PHY_HT_SAMP_CMD, B43_PHY_HT_SAMP_CMD_STOP);
b43_phy_mask(dev, B43_PHY_HT_SAMP_CMD, ~0x0004);
b43_phy_mask(dev, B43_PHY_HT_SAMP_CMD, ~0);
b43_phy_mask(dev, B43_PHY_HT_SAMP_CMD, ~0);
b43_phy_set(dev, B43_PHY_HT_SAMP_CMD, 0x1);