diff options
| author | Mohammed Shafi Shajakhan <mohammed@qti.qualcomm.com> | 2017-03-31 14:59:26 +0300 |
|---|---|---|
| committer | Kalle Valo <kvalo@qca.qualcomm.com> | 2017-04-05 10:37:41 +0300 |
| commit | 03e463a4197a05f196b1b9e9bb3b66fecbe50889 (patch) | |
| tree | fdfa793e077f20dd69b290da06d60ce5f5170ea0 /drivers/net/wireless/ath/ath10k/htc.c | |
| parent | d94475c2f95c8fbc6871aaf2df3fd093c329dde8 (diff) | |
| download | linux-03e463a4197a05f196b1b9e9bb3b66fecbe50889.tar.xz | |
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 <mohammed@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath10k/htc.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath10k/htc.c | 3 |
1 files changed, 3 insertions, 0 deletions
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; |