wil6210: Use cached copy of Tx descriptor (4de41bef) · Commits · 戴 / test

Original Tx descriptor stored is in non-cached area for DMA; copy it to the cached memory to speed-up access Signed-off-by:

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

+6 −1

Original line number	Diff line number	Diff line
		@@ -789,9 +789,14 @@ void wil_tx_complete(struct wil6210_priv *wil, int ringid)
		wil_dbg_txrx(wil, "%s(%d)\n", __func__, ringid);

		while (!wil_vring_is_empty(vring)) {
		volatile struct vring_tx_desc *d = &vring->va[vring->swtail].tx;
		volatile struct vring_tx_desc *d1 =
		&vring->va[vring->swtail].tx;
		struct vring_tx_desc dd, *d = &dd;
		dma_addr_t pa;
		struct sk_buff *skb;

		dd = *d1;

		if (!(d->dma.status & TX_DMA_STATUS_DU))
		break;