afk_service_call
int afk_service_call(struct apple_epic_service *service, u16 group, u32 command,
ret = afk_service_call(service, 0, 11, &cmd, sizeof(cmd), 24, &resp,
return afk_service_call(service, 0, 6, NULL, 0, 16, NULL, 0, 16);
return afk_service_call(service, 0, 7, NULL, 0, 16, NULL, 0, 16);
ret = afk_service_call(service, 8, 8, &cmd, sizeof(cmd), 12, &resp,
ret = afk_service_call(service, 0, 12, &cmd, sizeof(cmd), 40, &resp,