Commit 03e463a4 authored by Mohammed Shafi Shajakhan's avatar Mohammed Shafi Shajakhan Committed by Kalle Valo
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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: default avatarMohammed Shafi Shajakhan <mohammed@qti.qualcomm.com>
Signed-off-by: default avatarKalle Valo <kvalo@qca.qualcomm.com>
parent d94475c2

drivers/net/wireless/ath/ath10k/htc.c

+3 −0
Original line number Diff line number Diff line
@@ -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;