diff options
Diffstat (limited to 'drivers/net/ethernet/intel/igbvf/vf.c')
| -rw-r--r-- | drivers/net/ethernet/intel/igbvf/vf.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/igbvf/vf.c b/drivers/net/ethernet/intel/igbvf/vf.c index 335ba6642145..528be116184e 100644 --- a/drivers/net/ethernet/intel/igbvf/vf.c +++ b/drivers/net/ethernet/intel/igbvf/vf.c @@ -36,6 +36,7 @@ static void e1000_update_mc_addr_list_vf(struct e1000_hw *hw, u8 *, u32, u32, u32); static void e1000_rar_set_vf(struct e1000_hw *, u8 *, u32); static s32 e1000_read_mac_addr_vf(struct e1000_hw *); +static s32 e1000_set_uc_addr_vf(struct e1000_hw *hw, u32 subcmd, u8 *addr); static s32 e1000_set_vfta_vf(struct e1000_hw *, u16, bool); /** @@ -66,6 +67,8 @@ static s32 e1000_init_mac_params_vf(struct e1000_hw *hw) mac->ops.rar_set = e1000_rar_set_vf; /* read mac address */ mac->ops.read_mac_addr = e1000_read_mac_addr_vf; + /* set mac filter */ + mac->ops.set_uc_addr = e1000_set_uc_addr_vf; /* set vlan filter table array */ mac->ops.set_vfta = e1000_set_vfta_vf; @@ -338,6 +341,44 @@ static s32 e1000_read_mac_addr_vf(struct e1000_hw *hw) } /** + * e1000_set_uc_addr_vf - Set or clear unicast filters + * @hw: pointer to the HW structure + * @sub_cmd: add or clear filters + * @addr: pointer to the filter MAC address + **/ +static s32 e1000_set_uc_addr_vf(struct e1000_hw *hw, u32 sub_cmd, u8 *addr) +{ + struct e1000_mbx_info *mbx = &hw->mbx; + u32 msgbuf[3], msgbuf_chk; + u8 *msg_addr = (u8 *)(&msgbuf[1]); + s32 ret_val; + + memset(msgbuf, 0, sizeof(msgbuf)); + msgbuf[0] |= sub_cmd; + msgbuf[0] |= E1000_VF_SET_MAC_ADDR; + msgbuf_chk = msgbuf[0]; + + if (addr) + memcpy(msg_addr, addr, ETH_ALEN); + + ret_val = mbx->ops.write_posted(hw, msgbuf, 3); + + if (!ret_val) + ret_val = mbx->ops.read_posted(hw, msgbuf, 3); + + msgbuf[0] &= ~E1000_VT_MSGTYPE_CTS; + + if (!ret_val) { + msgbuf[0] &= ~E1000_VT_MSGTYPE_CTS; + + if (msgbuf[0] == (msgbuf_chk | E1000_VT_MSGTYPE_NACK)) + return -ENOSPC; + } + + return ret_val; +} + +/** * e1000_check_for_link_vf - Check for link for a virtual interface * @hw: pointer to the HW structure * |