diff options
| author | Rafał Miłecki <zajec5@gmail.com> | 2014-07-17 19:31:04 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2014-07-18 13:45:25 -0400 |
| commit | c9325e2f2435d93117e9336d72754b68abda26d4 (patch) | |
| tree | 97a839c40186a5d9eb0c7d65c905607d335660e0 /drivers/net/wireless/b43/phy_n.c | |
| parent | ef0d635ed147047afd97bb86510fb7a889fab709 (diff) | |
| download | op-kernel-dev-c9325e2f2435d93117e9336d72754b68abda26d4.zip op-kernel-dev-c9325e2f2435d93117e9336d72754b68abda26d4.tar.gz | |
b43: N-PHY: set band on every channel switch
Seems to be required by some hardware, wl does it every time.
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/b43/phy_n.c')
| -rw-r--r-- | drivers/net/wireless/b43/phy_n.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c index 2c55832..ef1acae 100644 --- a/drivers/net/wireless/b43/phy_n.c +++ b/drivers/net/wireless/b43/phy_n.c @@ -6058,23 +6058,23 @@ static void b43_nphy_channel_setup(struct b43_wldev *dev, struct b43_phy *phy = &dev->phy; struct b43_phy_n *nphy = dev->phy.n; int ch = new_channel->hw_value; - - u16 old_band_5ghz; u16 tmp16; - old_band_5ghz = - b43_phy_read(dev, B43_NPHY_BANDCTL) & B43_NPHY_BANDCTL_5GHZ; - if (new_channel->band == IEEE80211_BAND_5GHZ && !old_band_5ghz) { + if (new_channel->band == IEEE80211_BAND_5GHZ) { tmp16 = b43_read16(dev, B43_MMIO_PSM_PHY_HDR); b43_write16(dev, B43_MMIO_PSM_PHY_HDR, tmp16 | 4); - b43_phy_set(dev, B43_PHY_B_BBCFG, 0xC000); + /* Put BPHY in the reset */ + b43_phy_set(dev, B43_PHY_B_BBCFG, + B43_PHY_B_BBCFG_RSTCCA | B43_PHY_B_BBCFG_RSTRX); b43_write16(dev, B43_MMIO_PSM_PHY_HDR, tmp16); b43_phy_set(dev, B43_NPHY_BANDCTL, B43_NPHY_BANDCTL_5GHZ); - } else if (new_channel->band == IEEE80211_BAND_2GHZ && old_band_5ghz) { + } else if (new_channel->band == IEEE80211_BAND_2GHZ) { b43_phy_mask(dev, B43_NPHY_BANDCTL, ~B43_NPHY_BANDCTL_5GHZ); tmp16 = b43_read16(dev, B43_MMIO_PSM_PHY_HDR); b43_write16(dev, B43_MMIO_PSM_PHY_HDR, tmp16 | 4); - b43_phy_mask(dev, B43_PHY_B_BBCFG, 0x3FFF); + /* Take BPHY out of the reset */ + b43_phy_mask(dev, B43_PHY_B_BBCFG, + (u16)~(B43_PHY_B_BBCFG_RSTCCA | B43_PHY_B_BBCFG_RSTRX)); b43_write16(dev, B43_MMIO_PSM_PHY_HDR, tmp16); } |
