diff options
| author | Damien Bergamini <damien@cvs.openbsd.org> | 2010-01-28 16:59:31 +0000 |
|---|---|---|
| committer | Damien Bergamini <damien@cvs.openbsd.org> | 2010-01-28 16:59:31 +0000 |
| commit | 1bd4468307a187e9835b605066499939fa16dad2 (patch) | |
| tree | 1b4315b4dbe72690172e4e75853862caecd6bf69 /sys | |
| parent | a6b2bb6fab9638e1fb13165f02c384643409da0c (diff) | |
set differential gains on 6250 too (but use a 1.0 factor, not 1.5).
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/dev/pci/if_iwn.c | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/sys/dev/pci/if_iwn.c b/sys/dev/pci/if_iwn.c index 4af38df1b88..106ebb62c85 100644 --- a/sys/dev/pci/if_iwn.c +++ b/sys/dev/pci/if_iwn.c @@ -1,4 +1,4 @@ -/* $OpenBSD: if_iwn.c,v 1.82 2010/01/23 09:14:13 damien Exp $ */ +/* $OpenBSD: if_iwn.c,v 1.83 2010/01/28 16:59:30 damien Exp $ */ /*- * Copyright (c) 2007-2009 Damien Bergamini <damien.bergamini@free.fr> @@ -3770,9 +3770,6 @@ iwn5000_init_gains(struct iwn_softc *sc) { struct iwn_phy_calib cmd; - if (sc->hw_type == IWN_HW_REV_TYPE_6050) - return 0; - memset(&cmd, 0, sizeof cmd); cmd.code = IWN5000_PHY_CALIB_RESET_NOISE_GAIN; cmd.ngroups = 1; @@ -3818,10 +3815,10 @@ iwn5000_set_gains(struct iwn_softc *sc) { struct iwn_calib_state *calib = &sc->calib; struct iwn_phy_calib_gain cmd; - int i, ant, delta; + int i, ant, div, delta; - if (sc->hw_type == IWN_HW_REV_TYPE_6050) - return 0; + /* We collected 20 beacons and !=6050 need a 1.5 factor. */ + div = (sc->hw_type == IWN_HW_REV_TYPE_6050) ? 20 : 30; memset(&cmd, 0, sizeof cmd); cmd.code = IWN5000_PHY_CALIB_NOISE_GAIN; @@ -3834,7 +3831,7 @@ iwn5000_set_gains(struct iwn_softc *sc) if (sc->chainmask & (1 << i)) { /* The delta is relative to antenna "ant". */ delta = ((int32_t)calib->noise[ant] - - (int32_t)calib->noise[i]) / 30; + (int32_t)calib->noise[i]) / div; /* Limit to [-4.5dB,+4.5dB]. */ cmd.gain[i - 1] = MIN(abs(delta), 3); if (delta < 0) |