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authorJarod Wilson <jarod@redhat.com>2020-06-19 10:31:53 -0400
committerDavid S. Miller <davem@davemloft.net>2020-06-22 15:38:57 -0700
commit0dea9ea97e4615f7ed2cc129d4caaa6c8102d349 (patch)
tree1a283e1d4ec834797951cb7e544abcb67b7a6077 /drivers/net/ethernet/intel/ixgbe
parent272c2330adc9c68284cb0066719160c24bfe605f (diff)
ixgbe_ipsec: become aware of when running as a bonding slave
Slave devices in a bond doing hardware encryption also need to be aware that they're slaves, so we operate on the slave instead of the bonding master to do the actual hardware encryption offload bits. CC: Jay Vosburgh <j.vosburgh@gmail.com> CC: Veaceslav Falico <vfalico@gmail.com> CC: Andy Gospodarek <andy@greyhouse.net> CC: "David S. Miller" <davem@davemloft.net> CC: Jeff Kirsher <jeffrey.t.kirsher@intel.com> CC: Jakub Kicinski <kuba@kernel.org> CC: Steffen Klassert <steffen.klassert@secunet.com> CC: Herbert Xu <herbert@gondor.apana.org.au> CC: netdev@vger.kernel.org CC: intel-wired-lan@lists.osuosl.org Acked-by: Jeff Kirsher <Jeffrey.t.kirsher@intel.com> Signed-off-by: Jarod Wilson <jarod@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/intel/ixgbe')
-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c39
1 files changed, 31 insertions, 8 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
index 113f6087c7c9..26b0a58a064d 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
@@ -432,6 +432,9 @@ static int ixgbe_ipsec_parse_proto_keys(struct xfrm_state *xs,
char *alg_name = NULL;
int key_len;
+ if (xs->xso.slave_dev)
+ dev = xs->xso.slave_dev;
+
if (!xs->aead) {
netdev_err(dev, "Unsupported IPsec algorithm\n");
return -EINVAL;
@@ -478,8 +481,8 @@ static int ixgbe_ipsec_parse_proto_keys(struct xfrm_state *xs,
static int ixgbe_ipsec_check_mgmt_ip(struct xfrm_state *xs)
{
struct net_device *dev = xs->xso.dev;
- struct ixgbe_adapter *adapter = netdev_priv(dev);
- struct ixgbe_hw *hw = &adapter->hw;
+ struct ixgbe_adapter *adapter;
+ struct ixgbe_hw *hw;
u32 mfval, manc, reg;
int num_filters = 4;
bool manc_ipv4;
@@ -497,6 +500,12 @@ static int ixgbe_ipsec_check_mgmt_ip(struct xfrm_state *xs)
#define BMCIP_V6 0x3
#define BMCIP_MASK 0x3
+ if (xs->xso.slave_dev)
+ dev = xs->xso.slave_dev;
+
+ adapter = netdev_priv(dev);
+ hw = &adapter->hw;
+
manc = IXGBE_READ_REG(hw, IXGBE_MANC);
manc_ipv4 = !!(manc & MANC_EN_IPV4_FILTER);
mfval = IXGBE_READ_REG(hw, IXGBE_MFVAL);
@@ -561,14 +570,21 @@ static int ixgbe_ipsec_check_mgmt_ip(struct xfrm_state *xs)
static int ixgbe_ipsec_add_sa(struct xfrm_state *xs)
{
struct net_device *dev = xs->xso.dev;
- struct ixgbe_adapter *adapter = netdev_priv(dev);
- struct ixgbe_ipsec *ipsec = adapter->ipsec;
- struct ixgbe_hw *hw = &adapter->hw;
+ struct ixgbe_adapter *adapter;
+ struct ixgbe_ipsec *ipsec;
+ struct ixgbe_hw *hw;
int checked, match, first;
u16 sa_idx;
int ret;
int i;
+ if (xs->xso.slave_dev)
+ dev = xs->xso.slave_dev;
+
+ adapter = netdev_priv(dev);
+ ipsec = adapter->ipsec;
+ hw = &adapter->hw;
+
if (xs->id.proto != IPPROTO_ESP && xs->id.proto != IPPROTO_AH) {
netdev_err(dev, "Unsupported protocol 0x%04x for ipsec offload\n",
xs->id.proto);
@@ -746,12 +762,19 @@ static int ixgbe_ipsec_add_sa(struct xfrm_state *xs)
static void ixgbe_ipsec_del_sa(struct xfrm_state *xs)
{
struct net_device *dev = xs->xso.dev;
- struct ixgbe_adapter *adapter = netdev_priv(dev);
- struct ixgbe_ipsec *ipsec = adapter->ipsec;
- struct ixgbe_hw *hw = &adapter->hw;
+ struct ixgbe_adapter *adapter;
+ struct ixgbe_ipsec *ipsec;
+ struct ixgbe_hw *hw;
u32 zerobuf[4] = {0, 0, 0, 0};
u16 sa_idx;
+ if (xs->xso.slave_dev)
+ dev = xs->xso.slave_dev;
+
+ adapter = netdev_priv(dev);
+ ipsec = adapter->ipsec;
+ hw = &adapter->hw;
+
if (xs->xso.flags & XFRM_OFFLOAD_INBOUND) {
struct rx_sa *rsa;
u8 ipi;