IXGBE_VFSRRCTL
IXGBE_WRITE_REG(hw, IXGBE_VFSRRCTL(i), vfsrrctl);
reg = IXGBE_READ_REG(hw, IXGBE_VFSRRCTL(j));
IXGBE_WRITE_REG(hw, IXGBE_VFSRRCTL(j), reg);