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>