linux-kernel - Re: [PATCH] mfd: tc6393xb fail ohci suspend if full state restore is required

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Message-ID: <20141103123035.GD4538@x1>
Date:	Mon, 3 Nov 2014 12:30:35 +0000
From:	Lee Jones <lee.jones@...aro.org>
To:	Dmitry Eremin-Solenikov <dbaryshkov@...il.com>
Cc:	kernel list <linux-kernel@...r.kernel.org>,
	Samuel Ortiz <sameo@...ux.intel.com>, stable@...r.kernel.org
Subject: Re: [PATCH] mfd: tc6393xb fail ohci suspend if full state restore is
 required

On Wed, 29 Oct 2014, Dmitry Eremin-Solenikov wrote:

> 2014-10-24 20:19 GMT+03:00 Dmitry Eremin-Solenikov <dbaryshkov@...il.com>:
> > Some boards with TC6393XB chip require full state restore during system
> > resume thanks to chip's VCC being cut off during suspend (Sharp SL-6000
> > tosa is one of them). Failing to do so would result in ohci Oops on
> > resume due to internal memory contentes being changed. Fail ohci suspend
> > on tc6393xb is full state restore is required.
> >
> > Recommended workaround is to unbind tmio-ohci driver before suspend and
> > rebind it after resume.
> 
> ping

Don't do that.  If you think the patch has slipped through the net
please sent it again with a [RESEND] tag in the email's subject line.

As it happens it hasn't been forgotten about, I was on vacation last
week and will get round to reviewing this shortly.

> > Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@...il.com>
> > Cc: stable@...r.kernel.org
> > ---
> >  drivers/mfd/tc6393xb.c | 13 ++++++++++++-
> >  1 file changed, 12 insertions(+), 1 deletion(-)
> 
> 
> 

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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