diff options
| author | Rafał Miłecki <zajec5@gmail.com> | 2010-01-15 17:17:10 +0300 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-01-16 01:05:38 +0300 |
| commit | 0914640072570f5867818884b8b78c0468b9747f (patch) | |
| tree | 636fad3350c38efd45b24d1cc2700d3a33094b63 /drivers | |
| parent | a67162ab00d5f0d28f58a62ccd48e6a9cab07645 (diff) | |
| download | linux-0914640072570f5867818884b8b78c0468b9747f.tar.xz | |
b43: N-PHY: implement workaround for TX IQ
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers')
| -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 3232a465e0a5..d67ba207783a 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) { |