Commit 2249b011 authored by Don Fry's avatar Don Fry Committed by John W. Linville

iwlagn: workaround bug crashing some APs

This patch reverts commit 9b768832 which
was introduced in 2.6.38-rc1.  It works around a problem where the iwlagn
driver stimulates a bug crashing (requiring power cycle to recover) some
APs under heavy traffic.

CC: stable@kernel.org #2.6.39, #3.0.0 #3.1.0
Signed-off-by: default avatarDon Fry <donald.h.fry@intel.com>
SIgned-off-by: default avatarWey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 3965ac00
...@@ -2140,7 +2140,12 @@ static int iwl_mac_setup_register(struct iwl_priv *priv, ...@@ -2140,7 +2140,12 @@ static int iwl_mac_setup_register(struct iwl_priv *priv,
IEEE80211_HW_SPECTRUM_MGMT | IEEE80211_HW_SPECTRUM_MGMT |
IEEE80211_HW_REPORTS_TX_ACK_STATUS; IEEE80211_HW_REPORTS_TX_ACK_STATUS;
/*
* Including the following line will crash some AP's. This
* workaround removes the stimulus which causes the crash until
* the AP software can be fixed.
hw->max_tx_aggregation_subframes = LINK_QUAL_AGG_FRAME_LIMIT_DEF; hw->max_tx_aggregation_subframes = LINK_QUAL_AGG_FRAME_LIMIT_DEF;
*/
hw->flags |= IEEE80211_HW_SUPPORTS_PS | hw->flags |= IEEE80211_HW_SUPPORTS_PS |
IEEE80211_HW_SUPPORTS_DYNAMIC_PS; IEEE80211_HW_SUPPORTS_DYNAMIC_PS;
......
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