On 2018/2/2 18:25, Yang Shunyong wrote: > Loading IORT table from initrd is used to fix firmware IORT defects.
I don't think this fix "firmware defects", it just for debug purpose, we will not use that for production purpose, right? I think above line can be removed. > Moreover, it is very useful to debug SMMU node/device probe, MSI > allocation, stream id translation and IORT table from firmware. It > is also very useful to enable SMMU and devices behind SMMU before > firmware is ready. > > This patch adds ACPI_SIG_IORT to the table, which enables IORT > from initrd to override which from firmware. > > Signed-off-by: Yang Shunyong <shunyong.y...@hxt-semitech.com> > Cc: Joey Zheng <yu.zh...@hxt-semitech.com> > Cc: Wang Dongsheng <dongsheng.w...@hxt-semitech.com> > Cc: Jiang Yutang <yutang2.ji...@hxt-semitech.com> > Cc: Hanjun Guo <guohan...@huawei.com> With that updated, Acked-by: Hanjun Guo <hanjun....@linaro.org> Thanks Hanjun