enum rtl_flag {
RTL_FLAG_TASK_ENABLED = 0,
RTL_FLAG_TASK_RESET_PENDING,
+ RTL_FLAG_TASK_TX_TIMEOUT,
RTL_FLAG_MAX
};
{
struct rtl8169_private *tp = netdev_priv(dev);
- rtl_schedule_task(tp, RTL_FLAG_TASK_RESET_PENDING);
+ rtl_schedule_task(tp, RTL_FLAG_TASK_TX_TIMEOUT);
}
static int rtl8169_tx_map(struct rtl8169_private *tp, const u32 *opts, u32 len,
{
struct rtl8169_private *tp =
container_of(work, struct rtl8169_private, wk.work);
+ int ret;
rtnl_lock();
!test_bit(RTL_FLAG_TASK_ENABLED, tp->wk.flags))
goto out_unlock;
+ if (test_and_clear_bit(RTL_FLAG_TASK_TX_TIMEOUT, tp->wk.flags)) {
+ /* ASPM compatibility issues are a typical reason for tx timeouts */
+ ret = pci_disable_link_state(tp->pci_dev, PCIE_LINK_STATE_L1 |
+ PCIE_LINK_STATE_L0S);
+ if (!ret)
+ netdev_warn_once(tp->dev, "ASPM disabled on Tx timeout\n");
+ goto reset;
+ }
+
if (test_and_clear_bit(RTL_FLAG_TASK_RESET_PENDING, tp->wk.flags)) {
+reset:
rtl_reset_work(tp);
netif_wake_queue(tp->dev);
}