diff options
Diffstat (limited to 'drivers/net/wireless/b43/phy_ht.c')
| -rw-r--r-- | drivers/net/wireless/b43/phy_ht.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/net/wireless/b43/phy_ht.c b/drivers/net/wireless/b43/phy_ht.c index 72356148f68..558f77c393e 100644 --- a/drivers/net/wireless/b43/phy_ht.c +++ b/drivers/net/wireless/b43/phy_ht.c @@ -285,6 +285,24 @@ static void b43_phy_ht_tx_power_fix(struct b43_wldev *dev) * Channel switching ops. **************************************************/ +static void b43_phy_ht_spur_avoid(struct b43_wldev *dev, + struct ieee80211_channel *new_channel) +{ + struct bcma_device *core = dev->dev->bdev; + int spuravoid = 0; + + /* Check for 13 and 14 is just a guess, we don't have enough logs. */ + if (new_channel->hw_value == 13 || new_channel->hw_value == 14) + spuravoid = 1; + bcma_core_pll_ctl(core, B43_BCMA_CLKCTLST_PHY_PLL_REQ, 0, false); + bcma_pmu_spuravoid_pllupdate(&core->bus->drv_cc, spuravoid); + bcma_core_pll_ctl(core, + B43_BCMA_CLKCTLST_80211_PLL_REQ | + B43_BCMA_CLKCTLST_PHY_PLL_REQ, + B43_BCMA_CLKCTLST_80211_PLL_ST | + B43_BCMA_CLKCTLST_PHY_PLL_ST, false); +} + static void b43_phy_ht_channel_setup(struct b43_wldev *dev, const struct b43_phy_ht_channeltab_e_phy *e, struct ieee80211_channel *new_channel) @@ -318,6 +336,8 @@ static void b43_phy_ht_channel_setup(struct b43_wldev *dev, if (1) /* TODO: On N it's for early devices only, what about HT? */ b43_phy_ht_tx_power_fix(dev); + b43_phy_ht_spur_avoid(dev, new_channel); + b43_phy_write(dev, 0x017e, 0x3830); } |