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Commit 795ce734 authored by Vladimir Kondratiev's avatar Vladimir Kondratiev Committed by John W. Linville
Browse files

wil6210: Count Tx statistics on Tx completion 



This allows to account for Tx errors

Signed-off-by: default avatarVladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 47e19af9

drivers/net/wireless/ath/wil6210/txrx.c

+9 −2
Original line number Diff line number Diff line
@@ -752,8 +752,7 @@ netdev_tx_t wil_start_xmit(struct sk_buff *skb, struct net_device *ndev) 
	}

	switch (rc) {

	case 0:

		ndev->stats.tx_packets++;

		ndev->stats.tx_bytes += skb->len;

		/* statistics will be updated on the tx_complete */

		dev_kfree_skb_any(skb);

		return NETDEV_TX_OK;

	case -ENOMEM:
@@ -777,6 +776,7 @@ netdev_tx_t wil_start_xmit(struct sk_buff *skb, struct net_device *ndev) 
 */

void wil_tx_complete(struct wil6210_priv *wil, int ringid)

{

	struct net_device *ndev = wil_to_ndev(wil);

	struct device *dev = wil_to_dev(wil);

	struct vring *vring = &wil->vring_tx[ringid];
@@ -804,6 +804,13 @@ void wil_tx_complete(struct wil6210_priv *wil, int ringid) 
		pa = d->dma.addr_low | ((u64)d->dma.addr_high << 32);

		skb = vring->ctx[vring->swtail];

		if (skb) {

			if (d->dma.error == 0) {

				ndev->stats.tx_packets++;

				ndev->stats.tx_bytes += skb->len;

			} else {

				ndev->stats.tx_errors++;

			}



			dma_unmap_single(dev, pa, d->dma.length, DMA_TO_DEVICE);

			dev_kfree_skb_any(skb);

			vring->ctx[vring->swtail] = NULL;