Re: [PATCHv4 0/2] cppi41 dma fixes for v4.10-rc cycle

[Vinod Koul <vinod.koul-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>]

On Thu, Jan 19, 2017 at 08:49:06AM -0800, Tony Lindgren wrote:
> Hi all,
> 
> I'm using v4 naming here as the earlier patch "dmaengine: cppi41: Add dma
> support to da8xx" has been separated from the error -115 issue. We've
> identified so far three musb and cppi41 regressions:
> 
> 1. Error -71 regression with musb
> 
>    This is not dma related, and fixed with recently posted patch
>    "[PATCH 1/2] usb: musb: Fix host mode error -71 regression".
> 
> 2. Error -115 regression with cppi41 dma with musb
> 
>    This regression was caused by commit 098de42ad670 ("dmaengine:
>    cppi41: Fix unpaired pm runtime when only a USB hub is connected")
>    and causes runtime PM autosuspend delay to time out on active dma
>    transfers when connecting a mass storage device to a usb hub.
>    This is fixed in the first patch in this series.
> 
> 3. Race with runtime PM and cppi41_dma_issue_pending()
> 
>    This is really a separate issue from the error -115 problem, and
>    fixed with the second patch in this series. That's minimal v4
>    version of the "dmaengine: cppi41: Fix oops in cppi41_runtime_resume"
>    patch.

Applied, thanks

-- 
~Vinod
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