diff options
| author | Hauke Mehrtens <hauke@hauke-m.de> | 2013-03-21 23:28:40 +0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2013-03-26 00:47:06 +0400 |
| commit | 64513ef449e3beaacb801d41467f47642683e35a (patch) | |
| tree | 4769c86ad5c5ca0ab6e3c3d55c5c2a40533275e3 | |
| parent | 7e4235acfcb640d15a677721f9e7656a123eafa5 (diff) | |
| download | linux-64513ef449e3beaacb801d41467f47642683e35a.tar.xz | |
b43: remove warning for LP-PHY with sprom < 8
The BCM5354 SoC has a build in ieee80211 core rev 13 with a LP-PHY on
it. This devices has a sprom version 3 stored in the nvram. This patch
removes the warning and uses the opo values from the sprom as mentioned
in the specs.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
| -rw-r--r-- | drivers/net/wireless/b43/phy_lp.c | 12 |
1 files changed, 3 insertions, 9 deletions
diff --git a/drivers/net/wireless/b43/phy_lp.c b/drivers/net/wireless/b43/phy_lp.c index 3ae28561f7a4..5ed352ddae9e 100644 --- a/drivers/net/wireless/b43/phy_lp.c +++ b/drivers/net/wireless/b43/phy_lp.c @@ -104,14 +104,8 @@ static void lpphy_read_band_sprom(struct b43_wldev *dev) maxpwr = sprom->maxpwr_bg; lpphy->max_tx_pwr_med_band = maxpwr; cckpo = sprom->cck2gpo; - /* - * We don't read SPROM's opo as specs say. On rev8 SPROMs - * opo == ofdm2gpo and we don't know any SSB with LP-PHY - * and SPROM rev below 8. - */ - B43_WARN_ON(sprom->revision < 8); - ofdmpo = sprom->ofdm2gpo; if (cckpo) { + ofdmpo = sprom->ofdm2gpo; for (i = 0; i < 4; i++) { lpphy->tx_max_rate[i] = maxpwr - (ofdmpo & 0xF) * 2; @@ -124,11 +118,11 @@ static void lpphy_read_band_sprom(struct b43_wldev *dev) ofdmpo >>= 4; } } else { - ofdmpo &= 0xFF; + u8 opo = sprom->opo; for (i = 0; i < 4; i++) lpphy->tx_max_rate[i] = maxpwr; for (i = 4; i < 15; i++) - lpphy->tx_max_rate[i] = maxpwr - ofdmpo; + lpphy->tx_max_rate[i] = maxpwr - opo; } } else { /* 5GHz */ lpphy->tx_isolation_low_band = sprom->tri5gl; |