diff options
| author | Gábor Stefanik <netrolller.3d@gmail.com> | 2009-08-28 21:37:00 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-08-31 14:42:12 -0400 |
| commit | c206a39d58fa335275403088171482f66fdbedcf (patch) | |
| tree | da967cbf5b8813ba3ab8e998d7587e3bba38b6d5 /drivers/net/wireless/b43/phy_a.c | |
| parent | af472a953ef23d6b9fe717486974d7caff3fa194 (diff) | |
| download | talos-op-linux-c206a39d58fa335275403088171482f66fdbedcf.tar.gz talos-op-linux-c206a39d58fa335275403088171482f66fdbedcf.zip | |
b43: Refactor and update antenna diversity for A/G-PHY
-Make use of the b43_phy_set/mask/maskset helpers.
-Fix a few errors in the code.
-Make the code more readable.
Signed-off-by: Gábor Stefanik <netrolller.3d@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/b43/phy_a.c')
| -rw-r--r-- | drivers/net/wireless/b43/phy_a.c | 48 |
1 files changed, 15 insertions, 33 deletions
diff --git a/drivers/net/wireless/b43/phy_a.c b/drivers/net/wireless/b43/phy_a.c index 809ec97031cb..d90217c3a706 100644 --- a/drivers/net/wireless/b43/phy_a.c +++ b/drivers/net/wireless/b43/phy_a.c @@ -518,58 +518,40 @@ static unsigned int b43_aphy_op_get_default_chan(struct b43_wldev *dev) static void b43_aphy_op_set_rx_antenna(struct b43_wldev *dev, int antenna) {//TODO struct b43_phy *phy = &dev->phy; - u64 hf; u16 tmp; int autodiv = 0; if (antenna == B43_ANTENNA_AUTO0 || antenna == B43_ANTENNA_AUTO1) autodiv = 1; - hf = b43_hf_read(dev); - hf &= ~B43_HF_ANTDIVHELP; - b43_hf_write(dev, hf); + b43_hf_write(dev, b43_hf_read(dev) & ~B43_HF_ANTDIVHELP); - tmp = b43_phy_read(dev, B43_PHY_BBANDCFG); - tmp &= ~B43_PHY_BBANDCFG_RXANT; - tmp |= (autodiv ? B43_ANTENNA_AUTO1 : antenna) - << B43_PHY_BBANDCFG_RXANT_SHIFT; - b43_phy_write(dev, B43_PHY_BBANDCFG, tmp); + b43_phy_maskset(dev, B43_PHY_BBANDCFG, ~B43_PHY_BBANDCFG_RXANT, + (autodiv ? B43_ANTENNA_AUTO1 : antenna) << + B43_PHY_BBANDCFG_RXANT_SHIFT); if (autodiv) { tmp = b43_phy_read(dev, B43_PHY_ANTDWELL); - if (antenna == B43_ANTENNA_AUTO0) + if (antenna == B43_ANTENNA_AUTO1) tmp &= ~B43_PHY_ANTDWELL_AUTODIV1; else tmp |= B43_PHY_ANTDWELL_AUTODIV1; b43_phy_write(dev, B43_PHY_ANTDWELL, tmp); } - if (phy->rev < 3) { - tmp = b43_phy_read(dev, B43_PHY_ANTDWELL); - tmp = (tmp & 0xFF00) | 0x24; - b43_phy_write(dev, B43_PHY_ANTDWELL, tmp); - } else { - tmp = b43_phy_read(dev, B43_PHY_OFDM61); - tmp |= 0x10; - b43_phy_write(dev, B43_PHY_OFDM61, tmp); - if (phy->analog == 3) { - b43_phy_write(dev, B43_PHY_CLIPPWRDOWNT, - 0x1D); - b43_phy_write(dev, B43_PHY_ADIVRELATED, - 8); + if (phy->rev < 3) + b43_phy_maskset(dev, B43_PHY_ANTDWELL, 0xFF00, 0x24); + else { + b43_phy_set(dev, B43_PHY_OFDM61, 0x10); + if (phy->rev == 3) { + b43_phy_write(dev, B43_PHY_CLIPPWRDOWNT, 0x1D); + b43_phy_write(dev, B43_PHY_ADIVRELATED, 8); } else { - b43_phy_write(dev, B43_PHY_CLIPPWRDOWNT, - 0x3A); - tmp = - b43_phy_read(dev, - B43_PHY_ADIVRELATED); - tmp = (tmp & 0xFF00) | 8; - b43_phy_write(dev, B43_PHY_ADIVRELATED, - tmp); + b43_phy_write(dev, B43_PHY_CLIPPWRDOWNT, 0x3A); + b43_phy_maskset(dev, B43_PHY_ADIVRELATED, 0xFF00, 8); } } - hf |= B43_HF_ANTDIVHELP; - b43_hf_write(dev, hf); + b43_hf_write(dev, b43_hf_read(dev) | B43_HF_ANTDIVHELP); } static void b43_aphy_op_adjust_txpower(struct b43_wldev *dev) |
