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SubjectRe: [PATCH v2] video: fbdev: pm2fb: avoid stall on fb_sync
On Sat, Feb 20, 2021 at 7:36 PM Randy Dunlap <rdunlap@infradead.org> wrote:
> I suppose the rest of the patch is OK since it works for you.
>
> I don't know any of this code. It would be nice to know what some
> of those pm2_RD(par, SOME_REG) mean so that I could sort of
> understand what it is doing, but don't go spending time on it
> just for me. It's not worth doing that IMO.
>
>
> --
> ~Randy

Thank you Randy. I have sent another revision.
I am also curious about those registers -- but it is hard to
accurately figure it out without datasheet --
my speculation is that it calls the device to do some sort of frame
buffer synchronizations here
Thanks,
- Tong

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