ICX (and its duplicates) require special hard-coded DRAM RAPL units,
rather than using the generic RAPL energy units.
Reported-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
        case INTEL_FAM6_BROADWELL_X:    /* BDX */
        case INTEL_FAM6_SKYLAKE_X:      /* SKX */
        case INTEL_FAM6_XEON_PHI_KNL:   /* KNL */
+       case INTEL_FAM6_ICELAKE_X:      /* ICX */
                return (rapl_dram_energy_units = 15.3 / 1000000);
        default:
                return (rapl_energy_units);