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authorRafał Miłecki <zajec5@gmail.com>2010-01-30 20:18:07 +0100
committerJohn W. Linville <linville@tuxdriver.com>2010-02-01 21:40:07 +0100
commit9501fefec6aa9a3319bb61edb99851ba30653f30 (patch)
tree3bd2d069365e9054837428f52d83bf7ac99e4b80 /drivers
parentb43: N-PHY: add TX radio setup for newer PHYs (diff)
downloadlinux-9501fefec6aa9a3319bb61edb99851ba30653f30.tar.xz
linux-9501fefec6aa9a3319bb61edb99851ba30653f30.zip
b43: N-PHY: implement setting RF sequence
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.c35
1 files changed, 31 insertions, 4 deletions
diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c
index 78e0cf6c78ca..6392da25efed 100644
--- a/drivers/net/wireless/b43/phy_n.c
+++ b/drivers/net/wireless/b43/phy_n.c
@@ -64,6 +64,8 @@ enum b43_nphy_rf_sequence {
B43_RFSEQ_UPDATE_GAINU,
};
+static void b43_nphy_set_rf_sequence(struct b43_wldev *dev, u8 cmd,
+ u8 *events, u8 *delays, u8 length);
static void b43_nphy_force_rf_sequence(struct b43_wldev *dev,
enum b43_nphy_rf_sequence seq);
@@ -827,8 +829,8 @@ static void b43_nphy_gain_crtl_workarounds(struct b43_wldev *dev)
B43_NPHY_TABLE_DATALO, 3 * j);
}
- /* TODO: b43_nphy_set_rf_sequence(dev, 5,
- rfseq_events, rfseq_delays, 3);*/
+ b43_nphy_set_rf_sequence(dev, 5,
+ rfseq_events, rfseq_delays, 3);
b43_phy_maskset(dev, B43_NPHY_OVER_DGAIN1,
(u16)~B43_NPHY_OVER_DGAIN_CCKDGECV,
0x5A << B43_NPHY_OVER_DGAIN_CCKDGECV_SHIFT);
@@ -911,8 +913,8 @@ static void b43_nphy_workarounds(struct b43_wldev *dev)
delays1[0] = 0x1;
delays1[5] = 0x14;
}
- /*TODO:b43_nphy_set_rf_sequence(dev, 0, events1, delays1, 7);*/
- /*TODO:b43_nphy_set_rf_sequence(dev, 1, events2, delays2, 7);*/
+ b43_nphy_set_rf_sequence(dev, 0, events1, delays1, 7);
+ b43_nphy_set_rf_sequence(dev, 1, events2, delays2, 7);
b43_nphy_gain_crtl_workarounds(dev);
@@ -1131,6 +1133,31 @@ static void b43_nphy_tx_pwr_ctrl_coef_setup(struct b43_wldev *dev)
b43_nphy_stay_in_carrier_search(dev, false);
}
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetRfSeq */
+static void b43_nphy_set_rf_sequence(struct b43_wldev *dev, u8 cmd,
+ u8 *events, u8 *delays, u8 length)
+{
+ struct b43_phy_n *nphy = dev->phy.n;
+ u8 i;
+ u8 end = (dev->phy.rev >= 3) ? 0x1F : 0x0F;
+ u16 offset1 = cmd << 4;
+ u16 offset2 = offset1 + 0x80;
+
+ if (nphy->hang_avoid)
+ b43_nphy_stay_in_carrier_search(dev, true);
+
+ b43_ntab_write_bulk(dev, B43_NTAB8(7, offset1), length, events);
+ b43_ntab_write_bulk(dev, B43_NTAB8(7, offset2), length, delays);
+
+ for (i = length; i < 16; i++) {
+ b43_ntab_write(dev, B43_NTAB8(7, offset1 + i), end);
+ b43_ntab_write(dev, B43_NTAB8(7, offset2 + i), 1);
+ }
+
+ if (nphy->hang_avoid)
+ b43_nphy_stay_in_carrier_search(dev, false);
+}
+
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ForceRFSeq */
static void b43_nphy_force_rf_sequence(struct b43_wldev *dev,
enum b43_nphy_rf_sequence seq)