diff options
Diffstat (limited to 'drivers/net/wireless/ath/wil6210/netdev.c')
| -rw-r--r-- | drivers/net/wireless/ath/wil6210/netdev.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/wil6210/netdev.c b/drivers/net/wireless/ath/wil6210/netdev.c index 098a8ec6b84..29dd1e58cb1 100644 --- a/drivers/net/wireless/ath/wil6210/netdev.c +++ b/drivers/net/wireless/ath/wil6210/netdev.c @@ -40,6 +40,55 @@ static const struct net_device_ops wil_netdev_ops = { .ndo_validate_addr = eth_validate_addr, }; +static int wil6210_netdev_poll_rx(struct napi_struct *napi, int budget) +{ + struct wil6210_priv *wil = container_of(napi, struct wil6210_priv, + napi_rx); + int quota = budget; + int done; + + wil_rx_handle(wil, "a); + done = budget - quota; + + if (done <= 1) { /* burst ends - only one packet processed */ + napi_complete(napi); + wil6210_unmask_irq_rx(wil); + wil_dbg_txrx(wil, "NAPI RX complete\n"); + } + + wil_dbg_txrx(wil, "NAPI RX poll(%d) done %d\n", budget, done); + + return done; +} + +static int wil6210_netdev_poll_tx(struct napi_struct *napi, int budget) +{ + struct wil6210_priv *wil = container_of(napi, struct wil6210_priv, + napi_tx); + int tx_done = 0; + uint i; + + /* always process ALL Tx complete, regardless budget - it is fast */ + for (i = 0; i < WIL6210_MAX_TX_RINGS; i++) { + struct vring *vring = &wil->vring_tx[i]; + + if (!vring->va) + continue; + + tx_done += wil_tx_complete(wil, i); + } + + if (tx_done <= 1) { /* burst ends - only one packet processed */ + napi_complete(napi); + wil6210_unmask_irq_tx(wil); + wil_dbg_txrx(wil, "NAPI TX complete\n"); + } + + wil_dbg_txrx(wil, "NAPI TX poll(%d) done %d\n", budget, tx_done); + + return min(tx_done, budget); +} + void *wil_if_alloc(struct device *dev, void __iomem *csr) { struct net_device *ndev; @@ -81,6 +130,11 @@ void *wil_if_alloc(struct device *dev, void __iomem *csr) SET_NETDEV_DEV(ndev, wiphy_dev(wdev->wiphy)); wdev->netdev = ndev; + netif_napi_add(ndev, &wil->napi_rx, wil6210_netdev_poll_rx, + WIL6210_NAPI_BUDGET); + netif_napi_add(ndev, &wil->napi_tx, wil6210_netdev_poll_tx, + WIL6210_NAPI_BUDGET); + wil_link_off(wil); return wil; |