diff options
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/wireless/b43/phy_n.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c index 3232a465e0a..d67ba207783 100644 --- a/drivers/net/wireless/b43/phy_n.c +++ b/drivers/net/wireless/b43/phy_n.c @@ -425,6 +425,22 @@ static void b43_nphy_rx_iq_coeffs(struct b43_wldev *dev, bool write, } } +/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxIqWar */ +static void b43_nphy_tx_iq_workaround(struct b43_wldev *dev) +{ + u16 array[4]; + int i; + + b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x3C50); + for (i = 0; i < 4; i++) + array[i] = b43_phy_read(dev, B43_NPHY_TABLE_DATALO); + + b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW0, array[0]); + b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW1, array[1]); + b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW2, array[2]); + b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW3, array[3]); +} + /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/clip-detection */ static void b43_nphy_write_clip_detection(struct b43_wldev *dev, u16 *clip_st) { |