diff options
Diffstat (limited to 'sys/dev/netmap')
| -rw-r--r-- | sys/dev/netmap/ixgbe_netmap.h | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/sys/dev/netmap/ixgbe_netmap.h b/sys/dev/netmap/ixgbe_netmap.h index f1f03cb..c055598 100644 --- a/sys/dev/netmap/ixgbe_netmap.h +++ b/sys/dev/netmap/ixgbe_netmap.h @@ -26,7 +26,7 @@ /* * $FreeBSD$ * - * netmap support for: ixgbe + * netmap support for: ixgbe (both ix and ixv) * * This file is meant to be a reference on how to implement * netmap support for a network driver. @@ -48,6 +48,7 @@ */ #include <dev/netmap/netmap_kern.h> +void ixgbe_netmap_attach(struct adapter *adapter); /* * device-specific sysctl variables: @@ -122,10 +123,8 @@ ixgbe_netmap_reg(struct netmap_adapter *na, int onoff) IXGBE_CORE_LOCK(adapter); ixgbe_disable_intr(adapter); // XXX maybe ixgbe_stop ? - /* Tell the stack that the interface is no longer active */ - ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE); - - set_crcstrip(&adapter->hw, onoff); + if (!IXGBE_IS_VF(adapter)) + set_crcstrip(&adapter->hw, onoff); /* enable or disable flags and callbacks in na and ifp */ if (onoff) { nm_set_native_flags(na); @@ -133,7 +132,8 @@ ixgbe_netmap_reg(struct netmap_adapter *na, int onoff) nm_clear_native_flags(na); } ixgbe_init_locked(adapter); /* also enables intr */ - set_crcstrip(&adapter->hw, onoff); // XXX why twice ? + if (!IXGBE_IS_VF(adapter)) + set_crcstrip(&adapter->hw, onoff); // XXX why twice ? IXGBE_CORE_UNLOCK(adapter); return (ifp->if_drv_flags & IFF_DRV_RUNNING ? 0 : 1); } @@ -266,7 +266,7 @@ ixgbe_netmap_txsync(struct netmap_kring *kring, int flags) BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE); /* (re)start the tx unit up to slot nic_i (excluded) */ - IXGBE_WRITE_REG(&adapter->hw, IXGBE_TDT(txr->me), nic_i); + IXGBE_WRITE_REG(&adapter->hw, txr->tail, nic_i); } /* @@ -310,7 +310,8 @@ ixgbe_netmap_txsync(struct netmap_kring *kring, int flags) * REPORT_STATUS in a few slots so TDH is the only * good way. */ - nic_i = IXGBE_READ_REG(&adapter->hw, IXGBE_TDH(kring->ring_id)); + nic_i = IXGBE_READ_REG(&adapter->hw, IXGBE_IS_VF(adapter) ? + IXGBE_VFTDH(kring->ring_id) : IXGBE_TDH(kring->ring_id)); if (nic_i >= kring->nkr_num_slots) { /* XXX can it happen ? */ D("TDH wrap %d", nic_i); nic_i -= kring->nkr_num_slots; @@ -381,7 +382,7 @@ ixgbe_netmap_rxsync(struct netmap_kring *kring, int flags) * rxr->next_to_check is set to 0 on a ring reinit */ if (netmap_no_pendintr || force_update) { - int crclen = ix_crcstrip ? 0 : 4; + int crclen = (ix_crcstrip || IXGBE_IS_VF(adapter) ) ? 0 : 4; uint16_t slot_flags = kring->nkr_slot_flags; nic_i = rxr->next_to_check; // or also k2n(kring->nr_hwtail) @@ -455,7 +456,7 @@ ixgbe_netmap_rxsync(struct netmap_kring *kring, int flags) * so move nic_i back by one unit */ nic_i = nm_prev(nic_i, lim); - IXGBE_WRITE_REG(&adapter->hw, IXGBE_RDT(rxr->me), nic_i); + IXGBE_WRITE_REG(&adapter->hw, rxr->tail, nic_i); } /* tell userspace that there might be new packets */ @@ -475,7 +476,7 @@ ring_reset: * netmap mode will be disabled and the driver will only * operate in standard mode. */ -static void +void ixgbe_netmap_attach(struct adapter *adapter) { struct netmap_adapter na; |
