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b43: N-PHY: implement chanspec setup 

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Rafał Miłecki 2010-02-27 13:03:40 +01:00 committed by John W. Linville
parent 7955de0caf
commit 1b69ec7bac
1 changed files with 62 additions and 0 deletions
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62
drivers/net/wireless/b43/phy_n.c
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@ -3282,6 +3282,68 @@ int b43_phy_initn(struct b43_wldev *dev)
return 0;
}
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ChanspecSetup */
static void b43_nphy_chanspec_setup(struct b43_wldev *dev,
const struct b43_nphy_channeltab_entry *e,
struct b43_chanspec chanspec)
{
struct b43_phy *phy = &dev->phy;
struct b43_phy_n *nphy = dev->phy.n;
u16 tmp;
u32 tmp32;
tmp = b43_phy_read(dev, B43_NPHY_BANDCTL) & B43_NPHY_BANDCTL_5GHZ;
if (chanspec.b_freq == 1 && tmp == 0) {
tmp32 = b43_read32(dev, B43_MMIO_PSM_PHY_HDR);
b43_write32(dev, B43_MMIO_PSM_PHY_HDR, tmp32 | 4);
b43_phy_set(dev, B43_PHY_B_BBCFG, 0xC000);
b43_write32(dev, B43_MMIO_PSM_PHY_HDR, tmp32);
b43_phy_set(dev, B43_NPHY_BANDCTL, B43_NPHY_BANDCTL_5GHZ);
} else if (chanspec.b_freq == 1) {
b43_phy_mask(dev, B43_NPHY_BANDCTL, ~B43_NPHY_BANDCTL_5GHZ);
tmp32 = b43_read32(dev, B43_MMIO_PSM_PHY_HDR);
b43_write32(dev, B43_MMIO_PSM_PHY_HDR, tmp32 | 4);
b43_phy_mask(dev, B43_PHY_B_BBCFG, (u16)~0xC000);
b43_write32(dev, B43_MMIO_PSM_PHY_HDR, tmp32);
}
b43_chantab_phy_upload(dev, e);
tmp = chanspec.channel;
if (chanspec.b_freq == 1)
tmp |= 0x0100;
if (chanspec.b_width == 3)
tmp |= 0x0200;
b43_shm_write16(dev, B43_SHM_SHARED, 0xA0, tmp);
if (nphy->radio_chanspec.channel == 14) {
b43_nphy_classifier(dev, 2, 0);
b43_phy_set(dev, B43_PHY_B_TEST, 0x0800);
} else {
b43_nphy_classifier(dev, 2, 2);
if (chanspec.b_freq == 2)
b43_phy_mask(dev, B43_PHY_B_TEST, ~0x840);
}
if (nphy->txpwrctrl)
b43_nphy_tx_power_fix(dev);
if (dev->phy.rev < 3)
b43_nphy_adjust_lna_gain_table(dev);
b43_nphy_tx_lp_fbw(dev);
if (dev->phy.rev >= 3 && 0) {
/* TODO */
}
b43_phy_write(dev, B43_NPHY_NDATAT_DUP40, 0x3830);
if (phy->rev >= 3)
b43_nphy_spur_workaround(dev);
}
static int b43_nphy_op_allocate(struct b43_wldev *dev)
{
struct b43_phy_n *nphy;