diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2010-11-10 09:56:44 -0800 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-11-15 13:26:51 -0500 |
| commit | 2e1fea43aa170e18beb8378465e595e18cd08f6e (patch) | |
| tree | 21c9e920df83fdc1715e5834449a0784a16f8de9 | |
| parent | 35a6eb36520b938742d8680fd8d821df20982ced (diff) | |
iwlagn: fix needed chains calculation
Garen noticed that this was wrong. Fix
the calibration -- default to multiple
chains and fall back to single where
possible.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-agn-rxon.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c b/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c index 02288779a71f..1fab1bb5f2b4 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c @@ -458,11 +458,13 @@ static void iwlagn_check_needed_chains(struct iwl_priv *priv, >> IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT; maxstreams += 1; + need_multiple = true; + if ((ht_cap->mcs.rx_mask[1] == 0) && (ht_cap->mcs.rx_mask[2] == 0)) need_multiple = false; if (maxstreams <= 1) - need_multiple = true; + need_multiple = false; } else { /* * If at all, this can only happen through a race |