From: Michal Kazior Date: Tue, 8 Apr 2014 11:21:40 +0000 (+0200) Subject: ath10k: improve htc tx credit debugging prints X-Git-Tag: firefly_0821_release~176^2~3540^2~11^2~7^2~195^2 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=4bfee8e8c13fc9477eb9420efd5a5d12e32ac614;p=firefly-linux-kernel-4.4.55.git ath10k: improve htc tx credit debugging prints This way it's easier to track and debug htc tx credit issues. Signed-off-by: Michal Kazior Signed-off-by: Kalle Valo --- diff --git a/drivers/net/wireless/ath/ath10k/htc.c b/drivers/net/wireless/ath/ath10k/htc.c index 7f1bccd3597f..5b58dbb17416 100644 --- a/drivers/net/wireless/ath/ath10k/htc.c +++ b/drivers/net/wireless/ath/ath10k/htc.c @@ -157,6 +157,9 @@ int ath10k_htc_send(struct ath10k_htc *htc, goto err_pull; } ep->tx_credits -= credits; + ath10k_dbg(ATH10K_DBG_HTC, + "htc ep %d consumed %d credits (total %d)\n", + eid, credits, ep->tx_credits); spin_unlock_bh(&htc->tx_lock); } @@ -185,6 +188,9 @@ err_credits: if (ep->tx_credit_flow_enabled) { spin_lock_bh(&htc->tx_lock); ep->tx_credits += credits; + ath10k_dbg(ATH10K_DBG_HTC, + "htc ep %d reverted %d credits back (total %d)\n", + eid, credits, ep->tx_credits); spin_unlock_bh(&htc->tx_lock); if (ep->ep_ops.ep_tx_credits) @@ -234,12 +240,12 @@ ath10k_htc_process_credit_report(struct ath10k_htc *htc, if (report->eid >= ATH10K_HTC_EP_COUNT) break; - ath10k_dbg(ATH10K_DBG_HTC, "ep %d got %d credits\n", - report->eid, report->credits); - ep = &htc->endpoint[report->eid]; ep->tx_credits += report->credits; + ath10k_dbg(ATH10K_DBG_HTC, "htc ep %d got %d credits (total %d)\n", + report->eid, report->credits, ep->tx_credits); + if (ep->ep_ops.ep_tx_credits) { spin_unlock_bh(&htc->tx_lock); ep->ep_ops.ep_tx_credits(htc->ar);