Re: [PATCH v2 11/13] iommu/rockchip: Use OF_IOMMU to attach devices automatically

JeffyChen
2018-01-17T07:47:47Z

On 01/17/2018 03:30 PM, Tomasz Figa wrote:
>> >but it's possible the probe failed after calling iommu_device_set_fwnode, so
>> >i'll try to add some checks here, and maybe adjust probe() to prevent it
>> >too.
> I think iommu_device_set_fwnode() is not enough for of_iommu_xlate()
> to find the IOMMU. The IOMMU is actually added to the IOMMU list by
> iommu_device_register(), which is last in the sequence, so I guess we
> should be fine.
>
hmmm, the later patch would change that ;) i'll fix it in the next version.

> Best regards,
> Tomasz
>
>
>