cht_machine_id 12 sound/soc/intel/common/soc-acpi-intel-cht-match.c static unsigned long cht_machine_id; cht_machine_id 18 sound/soc/intel/common/soc-acpi-intel-cht-match.c cht_machine_id = CHT_SURFACE_MACH; cht_machine_id 48 sound/soc/intel/common/soc-acpi-intel-cht-match.c if (cht_machine_id == CHT_SURFACE_MACH)