From 11f2b494bc07f3d054687159ad6b1f3ec12a9040 Mon Sep 17 00:00:00 2001 From: Emil Tantilov Date: Wed, 4 May 2016 15:01:27 -0700 Subject: [PATCH 1/2] ixgbe: use correct mask when enabling sriov Swap the parameters in GENMASK in order to generate the correct mask. This change fixes Tx hangs when enabling SRIOV. Signed-off-by: Emil Tantilov Tested-by: Andrew Bowers Signed-off-by: Jeff Kirsher --- drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index d08fbcfb9417..7bbf9b12bf38 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -3767,9 +3767,9 @@ static void ixgbe_configure_virtualization(struct ixgbe_adapter *adapter) reg_offset = (VMDQ_P(0) >= 32) ? 1 : 0; /* Enable only the PF's pool for Tx/Rx */ - IXGBE_WRITE_REG(hw, IXGBE_VFRE(reg_offset), GENMASK(vf_shift, 31)); + IXGBE_WRITE_REG(hw, IXGBE_VFRE(reg_offset), GENMASK(31, vf_shift)); IXGBE_WRITE_REG(hw, IXGBE_VFRE(reg_offset ^ 1), reg_offset - 1); - IXGBE_WRITE_REG(hw, IXGBE_VFTE(reg_offset), GENMASK(vf_shift, 31)); + IXGBE_WRITE_REG(hw, IXGBE_VFTE(reg_offset), GENMASK(31, vf_shift)); IXGBE_WRITE_REG(hw, IXGBE_VFTE(reg_offset ^ 1), reg_offset - 1); if (adapter->bridge_mode == BRIDGE_MODE_VEB) IXGBE_WRITE_REG(hw, IXGBE_PFDTXGSWC, IXGBE_PFDTXGSWC_VT_LBEN); From 5eee87cd51df8492d7e61c2d8b5154a15a4888b2 Mon Sep 17 00:00:00 2001 From: Alexander Duyck Date: Wed, 11 May 2016 13:23:34 -0700 Subject: [PATCH 2/2] ixgbe: Fix VLAN features error It looks like at some point I somehow transposed the location of setting the VLAN features in netdev->features and the configuration of the vlan_features. As a result the driver is now generating a warning about vlan_features being setup incorrectly. This patch corrects that by placing the update of netdev->features to include the VLAN features so that it is after the point where we write netdev->features into netdev->vlan_features. Fixes: b83e30104bd9 ("ixgbe/ixgbevf: Add support for GSO partial") Signed-off-by: Alexander Duyck Tested-by: Andrew Bowers Signed-off-by: Jeff Kirsher --- drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 7bbf9b12bf38..9f3677c7e96f 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -9508,15 +9508,15 @@ static int ixgbe_probe(struct pci_dev *pdev, const struct pci_device_id *ent) if (pci_using_dac) netdev->features |= NETIF_F_HIGHDMA; + netdev->vlan_features |= netdev->features | NETIF_F_TSO_MANGLEID; + netdev->hw_enc_features |= netdev->vlan_features; + netdev->mpls_features |= NETIF_F_HW_CSUM; + /* set this bit last since it cannot be part of vlan_features */ netdev->features |= NETIF_F_HW_VLAN_CTAG_FILTER | NETIF_F_HW_VLAN_CTAG_RX | NETIF_F_HW_VLAN_CTAG_TX; - netdev->vlan_features |= netdev->features | NETIF_F_TSO_MANGLEID; - netdev->hw_enc_features |= netdev->vlan_features; - netdev->mpls_features |= NETIF_F_HW_CSUM; - netdev->priv_flags |= IFF_UNICAST_FLT; netdev->priv_flags |= IFF_SUPP_NOFCS;