diff options
| author | Michal Kazior <michal.kazior@tieto.com> | 2014-02-27 18:50:04 +0200 |
|---|---|---|
| committer | Kalle Valo <kvalo@qca.qualcomm.com> | 2014-02-28 11:59:06 +0200 |
| commit | 726346fc713498a84c4d591fce9f1fbe38bf2a44 (patch) | |
| tree | f275250533a3f53c9d0f3ef80249a6e0458b2f5f /drivers/net/wireless/ath/ath10k/htc.c | |
| parent | 7676a88876b0e72b46c0e51cabcf47b416730509 (diff) | |
ath10k: replace send_head() with tx_sg()
PCI is capable of handling scatter-gather lists.
This can be used to avoid copying memory.
Change the name of the callback while at to
reflect its purpose.
Signed-off-by: Michal Kazior <michal.kazior@tieto.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 | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/net/wireless/ath/ath10k/htc.c b/drivers/net/wireless/ath/ath10k/htc.c index 69f1f4696c25..64ab8d642f5f 100644 --- a/drivers/net/wireless/ath/ath10k/htc.c +++ b/drivers/net/wireless/ath/ath10k/htc.c @@ -125,6 +125,7 @@ int ath10k_htc_send(struct ath10k_htc *htc, { struct ath10k_htc_ep *ep = &htc->endpoint[eid]; struct ath10k_skb_cb *skb_cb = ATH10K_SKB_CB(skb); + struct ath10k_hif_sg_item sg_item; struct device *dev = htc->ar->dev; int credits = 0; int ret; @@ -166,8 +167,13 @@ int ath10k_htc_send(struct ath10k_htc *htc, if (ret) goto err_credits; - ret = ath10k_hif_send_head(htc->ar, ep->ul_pipe_id, ep->eid, - skb->len, skb); + sg_item.transfer_id = ep->eid; + sg_item.transfer_context = skb; + sg_item.vaddr = skb->data; + sg_item.paddr = skb_cb->paddr; + sg_item.len = skb->len; + + ret = ath10k_hif_tx_sg(htc->ar, ep->ul_pipe_id, &sg_item, 1); if (ret) goto err_unmap; |