diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/netdev_features.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/netdev_features.h b/include/linux/netdev_features.h index 9672781..0f5837a 100644 --- a/include/linux/netdev_features.h +++ b/include/linux/netdev_features.h @@ -125,6 +125,11 @@ enum { #define NETIF_F_HW_L2FW_DOFFLOAD __NETIF_F(HW_L2FW_DOFFLOAD) #define NETIF_F_BUSY_POLL __NETIF_F(BUSY_POLL) +#define for_each_netdev_feature(mask_addr, feature) \ + int bit; \ + for_each_set_bit(bit, (unsigned long *)mask_addr, NETDEV_FEATURE_COUNT) \ + feature = __NETIF_F_BIT(bit); + /* Features valid for ethtool to change */ /* = all defined minus driver/device-class-related */ #define NETIF_F_NEVER_CHANGE (NETIF_F_VLAN_CHALLENGED | \ @@ -167,6 +172,12 @@ enum { */ #define NETIF_F_ALL_FOR_ALL (NETIF_F_NOCACHE_COPY | NETIF_F_FSO) +/* + * If upper/master device has these features disabled, they must be disabled + * on all lower/slave devices as well. + */ +#define NETIF_F_UPPER_DISABLES NETIF_F_LRO + /* changeable features with no special hardware requirements */ #define NETIF_F_SOFT_FEATURES (NETIF_F_GSO | NETIF_F_GRO) |