.driver_data = 0,
}, {
.name = "imx28-fec",
- .driver_data = FEC_QUIRK_ENET_MAC | FEC_QUIRK_SWAP_FRAME,
+ .driver_data = FEC_QUIRK_ENET_MAC | FEC_QUIRK_SWAP_FRAME |
+ FEC_QUIRK_SINGLE_MDIO,
}, {
.name = "imx6q-fec",
.driver_data = FEC_QUIRK_ENET_MAC | FEC_QUIRK_HAS_GBIT |
{
struct net_device *ndev = dev_id;
struct fec_enet_private *fep = netdev_priv(ndev);
- const unsigned napi_mask = FEC_ENET_RXF | FEC_ENET_TXF;
uint int_events;
irqreturn_t ret = IRQ_NONE;
int_events = readl(fep->hwp + FEC_IEVENT);
- writel(int_events & ~napi_mask, fep->hwp + FEC_IEVENT);
+ writel(int_events, fep->hwp + FEC_IEVENT);
fec_enet_collect_events(fep, int_events);
- if (int_events & napi_mask) {
+ if (fep->work_tx || fep->work_rx) {
ret = IRQ_HANDLED;
- /* Disable the NAPI interrupts */
- writel(FEC_ENET_MII, fep->hwp + FEC_IMASK);
- napi_schedule(&fep->napi);
+ if (napi_schedule_prep(&fep->napi)) {
+ /* Disable the NAPI interrupts */
+ writel(FEC_ENET_MII, fep->hwp + FEC_IMASK);
+ __napi_schedule(&fep->napi);
+ }
}
if (int_events & FEC_ENET_MII) {
struct fec_enet_private *fep = netdev_priv(ndev);
int pkts;
- /*
- * Clear any pending transmit or receive interrupts before
- * processing the rings to avoid racing with the hardware.
- */
- writel(FEC_ENET_RXF | FEC_ENET_TXF, fep->hwp + FEC_IEVENT);
-
pkts = fec_enet_rx(ndev, budget);
fec_enet_tx(ndev);
int err = -ENXIO, i;
/*
- * The dual fec interfaces are not equivalent with enet-mac.
+ * The i.MX28 dual fec interfaces are not equal.
* Here are the differences:
*
* - fec0 supports MII & RMII modes while fec1 only supports RMII
* mdio interface in board design, and need to be configured by
* fec0 mii_bus.
*/
- if ((fep->quirks & FEC_QUIRK_ENET_MAC) && fep->dev_id > 0) {
+ if ((fep->quirks & FEC_QUIRK_SINGLE_MDIO) && fep->dev_id > 0) {
/* fec1 uses fec0 mii_bus */
if (mii_cnt && fec0_mii_bus) {
fep->mii_bus = fec0_mii_bus;
mii_cnt++;
/* save fec0 mii_bus */
- if (fep->quirks & FEC_QUIRK_ENET_MAC)
+ if (fep->quirks & FEC_QUIRK_SINGLE_MDIO)
fec0_mii_bus = fep->mii_bus;
return 0;
pdev->id_entry = of_id->data;
fep->quirks = pdev->id_entry->driver_data;
+ fep->netdev = ndev;
fep->num_rx_queues = num_rx_qs;
fep->num_tx_queues = num_tx_qs;