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iwlwifi: help to debug AGG SM inconsistencies

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Add more data when inconsistencies occur in the AGG state machine.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Emmanuel Grumbach 2011-11-25 11:11:48 -08:00 committed by John W. Linville
parent ebfa867dd9
commit 264827555b
1 changed files with 10 additions and 2 deletions
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12
drivers/net/wireless/iwlwifi/iwl-trans-pcie.c
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@ -1099,13 +1099,21 @@ static int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb,
hdr->seq_ctrl = hdr->seq_ctrl &
cpu_to_le16(IEEE80211_SCTL_FRAG);
hdr->seq_ctrl |= cpu_to_le16(seq_number);
seq_number += 0x10;
/* aggregation is on for this <sta,tid> */
if (info->flags & IEEE80211_TX_CTL_AMPDU) {
WARN_ON_ONCE(tid_data->agg.state != IWL_AGG_ON);
if (WARN_ON_ONCE(tid_data->agg.state != IWL_AGG_ON)) {
IWL_ERR(trans, "TX_CTL_AMPDU while not in AGG:"
" Tx flags = 0x%08x, agg.state = %d",
info->flags, tid_data->agg.state);
IWL_ERR(trans, "sta_id = %d, tid = %d "
"txq_id = %d, seq_num = %d", sta_id,
tid, tid_data->agg.txq_id,
seq_number >> 4);
}
txq_id = tid_data->agg.txq_id;
is_agg = true;
}
seq_number += 0x10;
}
/* Copy MAC header from skb into command buffer */