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iwlwifi: dvm: don't enable CTS to self 

commit 43d826ca5979927131685cc2092c7ce862cb91cd upstream.

We should always prefer to use full RTS protection. Using
CTS to self gives a meaningless improvement, but this flow
is much harder for the firmware which is likely to have
issues with it.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Emmanuel Grumbach 2014-06-25 09:12:30 +03:00 committed by Greg Kroah-Hartman
parent 125a0039d6
commit 44a5342ff8
1 changed files with 0 additions and 12 deletions
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12
drivers/net/wireless/iwlwifi/dvm/rxon.c
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@ -1072,13 +1072,6 @@ int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
/* recalculate basic rates */
iwl_calc_basic_rates(priv, ctx);
/*
* force CTS-to-self frames protection if RTS-CTS is not preferred
* one aggregation protection method
*/
if (!priv->hw_params.use_rts_for_aggregation)
ctx->staging.flags |= RXON_FLG_SELF_CTS_EN;
if ((ctx->vif && ctx->vif->bss_conf.use_short_slot) ||
!(ctx->staging.flags & RXON_FLG_BAND_24G_MSK))
ctx->staging.flags |= RXON_FLG_SHORT_SLOT_MSK;
@ -1484,11 +1477,6 @@ void iwlagn_bss_info_changed(struct ieee80211_hw *hw,
else
ctx->staging.flags &= ~RXON_FLG_TGG_PROTECT_MSK;
if (bss_conf->use_cts_prot)
ctx->staging.flags |= RXON_FLG_SELF_CTS_EN;
else
ctx->staging.flags &= ~RXON_FLG_SELF_CTS_EN;
memcpy(ctx->staging.bssid_addr, bss_conf->bssid, ETH_ALEN);
if (vif->type == NL80211_IFTYPE_AP ||