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

From: Lee Jones
Date: Mon Nov 03 2014 - 07:30:46 EST


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

> 2014-10-24 20:19 GMT+03:00 Dmitry Eremin-Solenikov <dbaryshkov@xxxxxxxxx>:
> > 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@xxxxxxxxx>
> > Cc: stable@xxxxxxxxxxxxxxx
> > ---
> > drivers/mfd/tc6393xb.c | 13 ++++++++++++-
> > 1 file changed, 12 insertions(+), 1 deletion(-)
>
>
>

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