From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ladislav Michl <ladis-6z/3iImG2C8G8FEW9MqTrA@public.gmane.org>
Subject: Re: [PATCH 0/4] musb fixes for v4.9-rc cycle
Date: Tue, 8 Nov 2016 18:19:51 +0100
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To: Tony Lindgren <tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
Cc: Bin Liu <b-liu-l0cyMroinI0@public.gmane.org>, Boris Brezillon <boris.brezillon-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>, Greg Kroah-Hartman <gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r@public.gmane.org>, Andreas Kemnade <andreas-cLv4Z9ELZ06ZuzBka8ofvg@public.gmane.org>, Felipe Balbi <balbi-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>, George Cherian <george.cherian-l0cyMroinI0@public.gmane.org>, Kishon Vijay Abraham I <kishon-l0cyMroinI0@public.gmane.org>, Ivaylo Dimitrov <ivo.g.dimitrov.75-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>, Johan Hovold <johan-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>, Laurent Pinchart <laurent.pinchart-ryLnwIuWjnjg/C1BVhZhaw@public.gmane.org>, Sergei Shtylyov <sergei.shtylyov-M4DtvfQ/ZS1MRgGoP+s0PdBPR1lH4CV8@public.gmane.org>, linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
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On Tue, Nov 08, 2016 at 07:55:50AM -0700, Tony Lindgren wrote:
> * Tony Lindgren <tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org> [161108 07:50]:
> > Weird, I have not figured out what happens there..
> > 
> > The only thing I'm still wondering about is if phy-twl4030-usb.c
> > is losing ID pin interrupts occasionally but have not been
> > able to verify that. Maybe try the following additional patch
> > and see if it makes any difference?
> 
> And eventually the glue layers only should need to do this on
> init:
> 
> pm_runtime_enable(glue->dev);
> 
> And this on the exit path:
> 
> pm_runtime_disable(glue->dev);
> 
> And musb core as the child device should keep things awake
> when needed.

Tested your patch, does not work, does not trigger "USB link status err"
both without and with pm_runtime_enable/disable.

Best regards,
	ladis
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