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SubjectRe: rsi_91x: Failed to read status register on failed authentication
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Hi Amitkumar,

On Wed, 2017-12-06 at 12:43 +0530, Amitkumar Karwar wrote:
> On Tue, Dec 5, 2017 at 9:41 PM, Alexey Brodkin
> <Alexey.Brodkin@synopsys.com> wrote:
> > Hi Amit,
> >
> > I'm seeing quite a strange behavior of RedPine module.
> > It connects perfectly fine to one of access points but fails
> > to connect to another.
> >
> > Moreover after that failure RSI driver starts to flood me with
> > messages saying:
> > --------------------->8--------------------
> > rsi_91x: rsi_sdio_check_buffer_status: Failed to read status register
> > --------------------->8--------------------
> >
> > Below you may find details of my 2 experiments.
> > Note I use vanilla Linux kernel v4.14.4
> >
> > Any ideas what could be wrong?
> >
>
> Could you enable driver debug zones and share dmesg log for analysis?
>
> echo 0xffffffff > /sys/kernel/debug/phy0/debug_zone

Please find attached log.
Let me know if you need more details.

-Alexey
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