diff options
Diffstat (limited to 'sys/dev/pci/if_ix.c')
| -rw-r--r-- | sys/dev/pci/if_ix.c | 65 |
1 files changed, 30 insertions, 35 deletions
diff --git a/sys/dev/pci/if_ix.c b/sys/dev/pci/if_ix.c index 5ce67675bee..2cc1f905c20 100644 --- a/sys/dev/pci/if_ix.c +++ b/sys/dev/pci/if_ix.c @@ -1,4 +1,4 @@ -/* $OpenBSD: if_ix.c,v 1.49 2011/04/07 15:30:16 miod Exp $ */ +/* $OpenBSD: if_ix.c,v 1.50 2011/04/13 00:14:18 dlg Exp $ */ /****************************************************************************** @@ -756,53 +756,48 @@ ixgbe_legacy_irq(void *arg) { struct ix_softc *sc = (struct ix_softc *)arg; struct ifnet *ifp = &sc->arpcom.ac_if; - uint32_t reg_eicr; struct tx_ring *txr = sc->tx_rings; struct rx_ring *rxr = sc->rx_rings; struct ixgbe_hw *hw = &sc->hw; - int claimed = 0, refill = 0; - - for (;;) { - reg_eicr = IXGBE_READ_REG(&sc->hw, IXGBE_EICR); - if (reg_eicr == 0) - break; + uint32_t reg_eicr; + int refill = 0; - claimed = 1; - refill = 0; + reg_eicr = IXGBE_READ_REG(&sc->hw, IXGBE_EICR); + if (reg_eicr == 0) + return (0); - if (ifp->if_flags & IFF_RUNNING) { - ixgbe_rxeof(rxr, -1); - ixgbe_txeof(txr); - refill = 1; - } + if (ifp->if_flags & IFF_RUNNING) { + ixgbe_rxeof(rxr, -1); + ixgbe_txeof(txr); + refill = 1; + } - /* Check for fan failure */ - if ((hw->phy.media_type == ixgbe_media_type_copper) && - (reg_eicr & IXGBE_EICR_GPI_SDP1)) { - printf("%s: \nCRITICAL: FAN FAILURE!! " - "REPLACE IMMEDIATELY!!\n", ifp->if_xname); - IXGBE_WRITE_REG(&sc->hw, IXGBE_EIMS, - IXGBE_EICR_GPI_SDP1); - } + /* Check for fan failure */ + if ((hw->phy.media_type == ixgbe_media_type_copper) && + (reg_eicr & IXGBE_EICR_GPI_SDP1)) { + printf("%s: \nCRITICAL: FAN FAILURE!! " + "REPLACE IMMEDIATELY!!\n", ifp->if_xname); + IXGBE_WRITE_REG(&sc->hw, IXGBE_EIMS, + IXGBE_EICR_GPI_SDP1); + } - /* Link status change */ - if (reg_eicr & IXGBE_EICR_LSC) { - timeout_del(&sc->timer); - ixgbe_update_link_status(sc); - timeout_add_sec(&sc->timer, 1); - } + /* Link status change */ + if (reg_eicr & IXGBE_EICR_LSC) { + timeout_del(&sc->timer); + ixgbe_update_link_status(sc); + timeout_add_sec(&sc->timer, 1); + } - if (refill && ixgbe_rxfill(rxr)) { - /* Advance the Rx Queue "Tail Pointer" */ - IXGBE_WRITE_REG(&sc->hw, IXGBE_RDT(rxr->me), - rxr->last_rx_desc_filled); - } + if (refill && ixgbe_rxfill(rxr)) { + /* Advance the Rx Queue "Tail Pointer" */ + IXGBE_WRITE_REG(&sc->hw, IXGBE_RDT(rxr->me), + rxr->last_rx_desc_filled); } if (ifp->if_flags & IFF_RUNNING && !IFQ_IS_EMPTY(&ifp->if_snd)) ixgbe_start_locked(txr, ifp); - return (claimed); + return (1); } /********************************************************************* |