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authorRafał Miłecki <zajec5@gmail.com>2013-03-16 23:57:10 +0100
committerRafał Miłecki <zajec5@gmail.com>2013-04-23 12:27:55 +0200
commitdc3c4e127168dff9dbef0b22351b592a81fe5bfb (patch)
tree18b5d375c9a6f1dccfc969e1ad570564cce686c0 /drivers/net/wireless/b43/phy_ht.c
parent9cfc17cbbf20af09ec4bd941338416bfb78d3a25 (diff)
b43: HT-PHY: do some extra TSSI setup after configuring TX
After b43_phy_ht_tx_power_ctl_setup there are some extra radio ops: radio_read(0x08bf) -> 0x0001 radio_write(0x08bf) <- 0x0001 radio_write(0x0159) <- 0x0011 On N-PHY we write 0x11 to TSSI regs, so it's probably sth similar. Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Diffstat (limited to 'drivers/net/wireless/b43/phy_ht.c')
-rw-r--r--drivers/net/wireless/b43/phy_ht.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/net/wireless/b43/phy_ht.c b/drivers/net/wireless/b43/phy_ht.c
index fd9e249e95b8..1caeedc8f686 100644
--- a/drivers/net/wireless/b43/phy_ht.c
+++ b/drivers/net/wireless/b43/phy_ht.c
@@ -562,6 +562,18 @@ static void b43_phy_ht_tx_power_ctl_idle_tssi(struct b43_wldev *dev)
}
}
+static void b43_phy_ht_tssi_setup(struct b43_wldev *dev)
+{
+ static const u16 routing[] = { R2059_C1, R2059_C2, R2059_C3, };
+ int core;
+
+ /* 0x159 is probably TX_SSI_MUX or TSSIG (by comparing to N-PHY) */
+ for (core = 0; core < 3; core++) {
+ b43_radio_set(dev, 0x8bf, 0x1);
+ b43_radio_write(dev, routing[core] | 0x0159, 0x0011);
+ }
+}
+
static void b43_phy_ht_tx_power_ctl_setup(struct b43_wldev *dev)
{
struct b43_phy_ht *phy_ht = dev->phy.ht;
@@ -955,6 +967,7 @@ static int b43_phy_ht_op_init(struct b43_wldev *dev)
b43_phy_ht_tx_power_ctl(dev, false);
b43_phy_ht_tx_power_ctl_idle_tssi(dev);
b43_phy_ht_tx_power_ctl_setup(dev);
+ b43_phy_ht_tssi_setup(dev);
b43_phy_ht_tx_power_ctl(dev, saved_tx_pwr_ctl);
return 0;