opal_set_system_attention_led  159 arch/powerpc/include/asm/opal.h int64_t opal_set_system_attention_led(uint8_t led_action);
opal_set_system_attention_led  188 arch/powerpc/platforms/powernv/opal-call.c OPAL_CALL(opal_set_system_attention_led,	OPAL_SET_SYSTEM_ATTENTION_LED);