From 914bacc3d55dc9f9f6e16f058362bfebd76e6277 Mon Sep 17 00:00:00 2001 From: Eugenia Emantayev Date: Thu, 23 Feb 2017 12:02:42 +0200 Subject: net/mlx4: Spoofcheck and zero MAC can't coexist commit 745d8ae4622c6808b22e33a944c7decb30074be4 upstream. Spoofcheck can't be enabled if VF MAC is zero. Vice versa, can't zero MAC if spoofcheck is on. Fixes: 8f7ba3ca12f6 ('net/mlx4: Add set VF mac address support') Signed-off-by: Eugenia Emantayev Signed-off-by: Tariq Toukan Signed-off-by: David S. Miller [bwh: Backported to 3.16: adjust context] Signed-off-by: Ben Hutchings --- include/linux/mlx4/cmd.h | 2 +- include/linux/mlx4/driver.h | 10 ++++++++++ 2 files changed, 11 insertions(+), 1 deletion(-) (limited to 'include/linux') diff --git a/include/linux/mlx4/cmd.h b/include/linux/mlx4/cmd.h index c8450366c130..b9a6cdf7ba67 100644 --- a/include/linux/mlx4/cmd.h +++ b/include/linux/mlx4/cmd.h @@ -236,7 +236,7 @@ struct mlx4_cmd_mailbox *mlx4_alloc_cmd_mailbox(struct mlx4_dev *dev); void mlx4_free_cmd_mailbox(struct mlx4_dev *dev, struct mlx4_cmd_mailbox *mailbox); u32 mlx4_comm_get_version(void); -int mlx4_set_vf_mac(struct mlx4_dev *dev, int port, int vf, u64 mac); +int mlx4_set_vf_mac(struct mlx4_dev *dev, int port, int vf, u8 *mac); int mlx4_set_vf_vlan(struct mlx4_dev *dev, int port, int vf, u16 vlan, u8 qos); int mlx4_set_vf_spoofchk(struct mlx4_dev *dev, int port, int vf, bool setting); int mlx4_get_vf_config(struct mlx4_dev *dev, int port, int vf, struct ifla_vf_info *ivf); diff --git a/include/linux/mlx4/driver.h b/include/linux/mlx4/driver.h index 022055c8fb26..95263a5705f4 100644 --- a/include/linux/mlx4/driver.h +++ b/include/linux/mlx4/driver.h @@ -76,4 +76,14 @@ static inline u64 mlx4_mac_to_u64(u8 *addr) return mac; } +static inline void mlx4_u64_to_mac(u8 *addr, u64 mac) +{ + int i; + + for (i = ETH_ALEN; i > 0; i--) { + addr[i - 1] = mac && 0xFF; + mac >>= 8; + } +} + #endif /* MLX4_DRIVER_H */ -- cgit v1.2.3