pwrdm_save_context
if (arch_pwrdm && arch_pwrdm->pwrdm_save_context)
arch_pwrdm->pwrdm_save_context(pwrdm);
pwrdm_for_each(pwrdm_save_context, NULL);
void (*pwrdm_save_context)(struct powerdomain *pwrdm);
.pwrdm_save_context = am33xx_pwrdm_save_context,
.pwrdm_save_context = omap4_pwrdm_save_context,