This is a note to let you know that I've just added the patch titled
Revert "iwlwifi: dvm: don't enable CTS to self"
to the 3.14-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
revert-iwlwifi-dvm-don-t-enable-cts-to-self.patch
and it can be found in the queue-3.14 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From f47f46d7b09cf1d09e4b44b6cc4dd7d68a08028c Mon Sep 17 00:00:00 2001
From: Emmanuel Grumbach <emmanuel.grumbach@xxxxxxxxx>
Date: Sun, 31 Aug 2014 22:11:11 +0300
Subject: Revert "iwlwifi: dvm: don't enable CTS to self"
From: Emmanuel Grumbach <emmanuel.grumbach@xxxxxxxxx>
commit f47f46d7b09cf1d09e4b44b6cc4dd7d68a08028c upstream.
This reverts commit 43d826ca5979927131685cc2092c7ce862cb91cd.
This commit caused packet loss.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@xxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/net/wireless/iwlwifi/dvm/rxon.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
--- a/drivers/net/wireless/iwlwifi/dvm/rxon.c
+++ b/drivers/net/wireless/iwlwifi/dvm/rxon.c
@@ -1068,6 +1068,13 @@ int iwlagn_commit_rxon(struct iwl_priv *
/* 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;
@@ -1473,6 +1480,11 @@ void iwlagn_bss_info_changed(struct ieee
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 ||
Patches currently in stable-queue which might be from emmanuel.grumbach@xxxxxxxxx are
queue-3.14/iwlwifi-increase-default_max_tx_power.patch
queue-3.14/revert-iwlwifi-dvm-don-t-enable-cts-to-self.patch
queue-3.14/iwlwifi-mvm-treat-eapols-like-mgmt-frames-wrt-rate.patch
queue-3.14/iwlwifi-mvm-fix-endianity-issues-with-smart-fifo-commands.patch
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