IGU_PF_CONF_ATTN_BIT_EN
SET_FLAGS(val, IGU_PF_CONF_ATTN_BIT_EN);
IGU_PF_CONF_ATTN_BIT_EN |
u32 igu_pf_conf = IGU_PF_CONF_FUNC_EN | IGU_PF_CONF_ATTN_BIT_EN;
igu_pf_conf &= ~IGU_PF_CONF_ATTN_BIT_EN;