[linux-yocto] [linux-yocto-5.2]: [kernel v5.2/standard/bcm-2xxx-rpi]: bcm-2xxx-rpi: dma-direct: Temporary DMA fix on arm64
Bruce Ashfield
bruce.ashfield at gmail.com
Tue Nov 12 20:19:42 PST 2019
On Tue, Nov 12, 2019 at 12:09 AM <Meng.Li at windriver.com> wrote:
>
> From: Limeng <Meng.Li at windriver.com>
>
> Hi Bruce,
>
> After bts test, we found out dma case failed.
> Because below commit is pushed into mainline kernel
> 66bdb1478fd1("swiotlb: Use dma_direct_supported() for swiotlb_ops")
> But raspberrypi SDK kernel haven't done corresponding modification to compatible with mainline
> There is only a Temporary fixing for DMA. So, I got it to fix the DMA initialization issue temporarily.
>
> Could you please help to merge this patch into branch v5.2/standard/bcm-2xxx-rpi, linux-ycoto kernel.
>
Looks fine to me.
Merged!
Bruce
> diffstat info ad below:
>
> direct.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
>
> thanks,
> Limeng
--
- Thou shalt not follow the NULL pointer, for chaos and madness await
thee at its end
- "Use the force Harry" - Gandalf, Star Trek II
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