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ath10k: add HTC TX credits replenishing notification

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This will allow higher layers to anticipate and
act upon TX credits renewal. This will be
important for some future rework of WMI command
submission.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Michal Kazior
2013-09-13 14:16:53 +02:00
committed by Kalle Valo
parent eeed3765f3
commit 88e65fc337
2 changed files with 10 additions and 0 deletions
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9
drivers/net/wireless/ath/ath10k/htc.c
View File

@@ -150,6 +150,9 @@ err:
ep->tx_credits += credits;
spin_unlock_bh(&htc->tx_lock);
if (ep->ep_ops.ep_tx_credits)
ep->ep_ops.ep_tx_credits(htc->ar);
/* this is the simplest way to handle out-of-resources for non-credit
* based endpoints. credit based endpoints can still get -ENOSR, but
* this is highly unlikely as credit reservation should prevent that */
@@ -302,6 +305,12 @@ ath10k_htc_process_credit_report(struct ath10k_htc *htc,
ep = &htc->endpoint[report->eid];
ep->tx_credits += report->credits;
if (ep->ep_ops.ep_tx_credits) {
spin_unlock_bh(&htc->tx_lock);
ep->ep_ops.ep_tx_credits(htc->ar);
spin_lock_bh(&htc->tx_lock);
}
if (ep->tx_credits && !skb_queue_empty(&ep->tx_queue))
queue_work(htc->ar->workqueue, &ep->send_work);
}

1
drivers/net/wireless/ath/ath10k/htc.h
View File

@@ -276,6 +276,7 @@ struct ath10k_htc_ops {
struct ath10k_htc_ep_ops {
void (*ep_tx_complete)(struct ath10k *, struct sk_buff *);
void (*ep_rx_complete)(struct ath10k *, struct sk_buff *);
void (*ep_tx_credits)(struct ath10k *);
};
/* service connection information */