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Commit 49a4fc20 authored by Emmanuel Grumbach's avatar Emmanuel Grumbach Committed by Johannes Berg
Browse files

iwlwifi: don't modify the timer if we don't Tx 



In fragmentation we don't update the write pointer of the
HW immediately. So we shouldn't modify the timer in that
case.

Signed-off-by: default avatarEmmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent f609607c

drivers/net/wireless/iwlwifi/pcie/trans.c

+2 −1
Original line number Diff line number Diff line
@@ -1354,7 +1354,8 @@ static int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb, 
			     skb->data + hdr_len, secondlen);



	/* start timer if queue currently empty */

	if (q->read_ptr == q->write_ptr && trans_pcie->wd_timeout)

	if (txq->need_update && q->read_ptr == q->write_ptr &&

	    trans_pcie->wd_timeout)

		mod_timer(&txq->stuck_timer, jiffies + trans_pcie->wd_timeout);



	/* Tell device the write index *just past* this latest filled TFD */