Pull out macros EEEPC_ACPI_STORE_FUNC and EEEPC_ACPI_SHOW_FUNC. These
macros define functions that call store_sys_acpi() and show_sys_acpi()
respectively. This helps prevent duplication later on.
Signed-off-by: NFrans Klaver <fransklaver@gmail.com>
Signed-off-by: NDarren Hart <dvhart@linux.intel.com>