diff options
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c | 19 |
1 files changed, 3 insertions, 16 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c index 112d24c6c9ce..15d89258fbc3 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c @@ -227,9 +227,6 @@ void ixgbe_enable_sriov(struct ixgbe_adapter *adapter, unsigned int max_vfs) int ixgbe_disable_sriov(struct ixgbe_adapter *adapter) { unsigned int num_vfs = adapter->num_vfs, vf; - struct ixgbe_hw *hw = &adapter->hw; - u32 gpie; - u32 vmdctl; int rss; /* set num VFs to 0 to prevent access to vfinfo */ @@ -271,18 +268,6 @@ int ixgbe_disable_sriov(struct ixgbe_adapter *adapter) pci_disable_sriov(adapter->pdev); #endif - /* turn off device IOV mode */ - IXGBE_WRITE_REG(hw, IXGBE_GCR_EXT, 0); - gpie = IXGBE_READ_REG(hw, IXGBE_GPIE); - gpie &= ~IXGBE_GPIE_VTMODE_MASK; - IXGBE_WRITE_REG(hw, IXGBE_GPIE, gpie); - - /* set default pool back to 0 */ - vmdctl = IXGBE_READ_REG(hw, IXGBE_VT_CTL); - vmdctl &= ~IXGBE_VT_CTL_POOL_MASK; - IXGBE_WRITE_REG(hw, IXGBE_VT_CTL, vmdctl); - IXGBE_WRITE_FLUSH(hw); - /* Disable VMDq flag so device will be set in VM mode */ if (adapter->ring_feature[RING_F_VMDQ].limit == 1) { adapter->flags &= ~IXGBE_FLAG_VMDQ_ENABLED; @@ -378,13 +363,15 @@ static int ixgbe_pci_sriov_disable(struct pci_dev *dev) int err; #ifdef CONFIG_PCI_IOV u32 current_flags = adapter->flags; + int prev_num_vf = pci_num_vf(dev); #endif err = ixgbe_disable_sriov(adapter); /* Only reinit if no error and state changed */ #ifdef CONFIG_PCI_IOV - if (!err && current_flags != adapter->flags) + if (!err && (current_flags != adapter->flags || + prev_num_vf != pci_num_vf(dev))) ixgbe_sriov_reinit(adapter); #endif |