acpi_device 692 arch/x86/kernel/cpu/cpufreq/longhaul.c struct acpi_device *d; acpi_device 82 include/acpi/acpi_bus.h struct acpi_device; acpi_device 283 include/acpi/acpi_bus.h struct acpi_device *parent; acpi_device 304 include/acpi/acpi_bus.h #define to_acpi_device(d) container_of(d, struct acpi_device, dev)