Hi Philipp,
On Thu, Sep 19, 2019 at 7:45 AM Philipp Puschmann
<philipp.puschm...@emlix.com> wrote:
>
> BD_DONE flag marks ownership of the buffer. When 1 SDMA owns the
> buffer, when 0 ARM owns it. When processing the buffers in
> sdma_update_channel_loop the ownership of the currently processed
> buffer was set to SDMA again before running the callback function of
> the buffer and while the sdma script may be running in parallel. So
> there was the possibility to get the buffer overwritten by SDMA before
> it has been processed by kernel leading to kind of random errors in the
> upper layers, e.g. bluetooth.
>
> Fixes: broken since start
The Fixes tag requires a commit ID like this:
Fixes: 1ec1e82f2510 ("dmaengine: Add Freescale i.MX SDMA support")
Same applies to the other patch.
