Use netdev_feature_xxx helpers to replace the logical operation for netdev features.
Signed-off-by: Jian Shen shenjian15@huawei.com --- drivers/net/macsec.c | 39 ++++++++++++++++++++++++--------------- 1 file changed, 24 insertions(+), 15 deletions(-)
diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c index 601b833..5526d54 100644 --- a/drivers/net/macsec.c +++ b/drivers/net/macsec.c @@ -347,7 +347,8 @@ static bool macsec_check_offload(enum macsec_offload offload, return macsec->real_dev->phydev && macsec->real_dev->phydev->macsec_ops; else if (offload == MACSEC_OFFLOAD_MAC) - return macsec->real_dev->features & NETIF_F_HW_MACSEC && + return netdev_feature_test_bit(NETIF_F_HW_MACSEC_BIT, + macsec->real_dev->features) && macsec->real_dev->macsec_ops;
return false; @@ -3419,13 +3420,6 @@ static netdev_tx_t macsec_start_xmit(struct sk_buff *skb, #define SW_MACSEC_FEATURES \ (NETIF_F_SG | NETIF_F_HIGHDMA | NETIF_F_FRAGLIST)
-/* If h/w offloading is enabled, use real device features save for - * VLAN_FEATURES - they require additional ops - * HW_MACSEC - no reason to report it - */ -#define REAL_DEV_FEATURES(dev) \ - ((dev)->features & ~(NETIF_F_VLAN_FEATURES | NETIF_F_HW_MACSEC)) - static int macsec_dev_init(struct net_device *dev) { struct macsec_dev *macsec = macsec_priv(dev); @@ -3443,10 +3437,19 @@ static int macsec_dev_init(struct net_device *dev) }
if (macsec_is_offloaded(macsec)) { - dev->features = REAL_DEV_FEATURES(real_dev); + /* If h/w offloading is enabled, use real device features save for + * VLAN_FEATURES - they require additional ops + * HW_MACSEC - no reason to report it + */ + netdev_feature_copy(&dev->features, real_dev->features); + netdev_feature_clear_bits(NETIF_F_VLAN_FEATURES | + NETIF_F_HW_MACSEC, + &dev->features); } else { - dev->features = real_dev->features & SW_MACSEC_FEATURES; - dev->features |= NETIF_F_LLTX | NETIF_F_GSO_SOFTWARE; + netdev_feature_copy(&dev->features, real_dev->features); + netdev_feature_and_bits(SW_MACSEC_FEATURES, &dev->features); + netdev_feature_set_bits(NETIF_F_LLTX | NETIF_F_GSO_SOFTWARE, + &dev->features); }
dev->needed_headroom = real_dev->needed_headroom + @@ -3475,15 +3478,21 @@ static void macsec_fix_features(struct net_device *dev, { struct macsec_dev *macsec = macsec_priv(dev); struct net_device *real_dev = macsec->real_dev; + netdev_features_t tmp;
if (macsec_is_offloaded(macsec)) { - *features = REAL_DEV_FEATURES(real_dev); + netdev_feature_copy(features, real_dev->features); + netdev_feature_clear_bits(NETIF_F_VLAN_FEATURES | + NETIF_F_HW_MACSEC, features); return; }
- *features &= (real_dev->features & SW_MACSEC_FEATURES) | - NETIF_F_GSO_SOFTWARE | NETIF_F_SOFT_FEATURES; - *features |= NETIF_F_LLTX; + netdev_feature_copy(&tmp, real_dev->features); + netdev_feature_and_bits(SW_MACSEC_FEATURES, &tmp); + netdev_feature_set_bits(NETIF_F_GSO_SOFTWARE | NETIF_F_SOFT_FEATURES, + &tmp); + netdev_feature_and(features, *features, tmp); + netdev_feature_set_bit(NETIF_F_LLTX_BIT, features); }
static int macsec_dev_open(struct net_device *dev)