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authorRafał Miłecki <zajec5@gmail.com>2010-01-15 15:16:25 +0100
committerJohn W. Linville <linville@tuxdriver.com>2010-01-15 17:05:38 -0500
commita67162ab00d5f0d28f58a62ccd48e6a9cab07645 (patch)
treea2e9026589c3f5ce08198e289548843c7a70cea7 /drivers
parent5c1a140afbd3abeec92b74c91ad495cf69af4de3 (diff)
b43: N-PHY: implement RX IQ coeffs
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.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c
index 62ed7b7f645..3232a465e0a 100644
--- a/drivers/net/wireless/b43/phy_n.c
+++ b/drivers/net/wireless/b43/phy_n.c
@@ -408,6 +408,23 @@ static void b43_nphy_reset_cca(struct b43_wldev *dev)
/* TODO: N PHY Force RF Seq with argument 2 */
}
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxIqCoeffs */
+static void b43_nphy_rx_iq_coeffs(struct b43_wldev *dev, bool write,
+ struct b43_phy_n_iq_comp *pcomp)
+{
+ if (write) {
+ b43_phy_write(dev, B43_NPHY_C1_RXIQ_COMPA0, pcomp->a0);
+ b43_phy_write(dev, B43_NPHY_C1_RXIQ_COMPB0, pcomp->b0);
+ b43_phy_write(dev, B43_NPHY_C2_RXIQ_COMPA1, pcomp->a1);
+ b43_phy_write(dev, B43_NPHY_C2_RXIQ_COMPB1, pcomp->b1);
+ } else {
+ pcomp->a0 = b43_phy_read(dev, B43_NPHY_C1_RXIQ_COMPA0);
+ pcomp->b0 = b43_phy_read(dev, B43_NPHY_C1_RXIQ_COMPB0);
+ pcomp->a1 = b43_phy_read(dev, B43_NPHY_C2_RXIQ_COMPA1);
+ pcomp->b1 = b43_phy_read(dev, B43_NPHY_C2_RXIQ_COMPB1);
+ }
+}
+
/* 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)
{