[PATCHv4 1/6] iommu/io-pgtable-arm: Add support to use system cache

Sai Prakash Ranjan saiprakash.ranjan at codeaurora.org
Tue Sep 22 02:23:55 EDT 2020


Hi Will,

On 2020-09-21 23:33, Will Deacon wrote:
> On Fri, Sep 11, 2020 at 07:57:18PM +0530, Sai Prakash Ranjan wrote:
>> Add a quirk IO_PGTABLE_QUIRK_SYS_CACHE to override the
>> attributes set in TCR for the page table walker when
>> using system cache.
> 
> I wonder if the panfrost folks can reuse this for the issue discussed
> over at:
> 
> https://lore.kernel.org/r/cover.1600213517.git.robin.murphy@arm.com
> 
> However, Sai, your email setup went wrong when you posted this so you
> probably need to repost now that you have that fixed.
> 

I have sent a v5 [1] now since I had to drop cleanup of blank lines
as Robin said it was intentional and also had to rebase over new
gpu changes since it moves pretty fast.

[1] https://lore.kernel.org/patchwork/cover/1310000/

Thanks,
Sai

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