E1000_VFMAILBOX_SIZE
mbx->size = E1000_VFMAILBOX_SIZE;
mbx->size = E1000_VFMAILBOX_SIZE;
u32 retmsg[E1000_VFMAILBOX_SIZE];
mbx->ops.read_posted(hw, retmsg, E1000_VFMAILBOX_SIZE, 0);
u32 msgbuf[E1000_VFMAILBOX_SIZE];
e1000_write_msg_read_ack(hw, msgbuf, E1000_VFMAILBOX_SIZE);