From: Mohammed Shafi Shajakhan Date: Fri, 31 Mar 2017 11:59:26 +0000 (+0530) Subject: ath10k: enable a HTC debug message during insufficient tx credits X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=03e463a4197a05f196b1b9e9bb3b66fecbe50889;p=openwrt%2Fstaging%2Fblogic.git ath10k: enable a HTC debug message during insufficient tx credits Add an ath10k HTC debug message when insufficient tx credits are available to send the WMI commands. This is very useful in debugging issues like 'tx credit starvation' that could possibly happen with multiclient setup with constant roaming Signed-off-by: Mohammed Shafi Shajakhan Signed-off-by: Kalle Valo --- diff --git a/drivers/net/wireless/ath/ath10k/htc.c b/drivers/net/wireless/ath/ath10k/htc.c index 9f6a915f91bf..f56f60462b33 100644 --- a/drivers/net/wireless/ath/ath10k/htc.c +++ b/drivers/net/wireless/ath/ath10k/htc.c @@ -119,6 +119,9 @@ int ath10k_htc_send(struct ath10k_htc *htc, credits = DIV_ROUND_UP(skb->len, htc->target_credit_size); spin_lock_bh(&htc->tx_lock); if (ep->tx_credits < credits) { + ath10k_dbg(ar, ATH10K_DBG_HTC, + "htc insufficient credits ep %d required %d available %d\n", + eid, credits, ep->tx_credits); spin_unlock_bh(&htc->tx_lock); ret = -EAGAIN; goto err_pull;