From: Felipe Balbi <balbi@ti.com>
To: Daniel Mack <zonque@gmail.com>
Cc: balbi@ti.com, bigeasy@linutronix.de, linux-usb@vger.kernel.org,
linux-omap@vger.kernel.org, neumann@teufel.de
Subject: Re: [PATCH 4/5] usb: musb: dsps: add support for suspend and resume
Date: Mon, 25 Nov 2013 14:55:49 -0600 [thread overview]
Message-ID: <20131125205549.GO18046@saruman.home> (raw)
In-Reply-To: <5293B920.30401@gmail.com>
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Hi,
On Mon, Nov 25, 2013 at 09:54:56PM +0100, Daniel Mack wrote:
> > As Alan said, usb-persist should already for a
> > bus-reset when resuming, right ?
>
> The explicit un-reset is really needed, otherwise the port will
> reenumerate the device, and a previously mounted filesystem will become
> invalid of course. The log looks like this in that case:
>
> [ 17.045641] PM: resume of devices complete after 166.084 msecs
> [ 17.056461] PM: Sending message for resetting M3 state machine
> [ 17.063451] Restarting tasks ... [ 17.071767] usb 1-1: USB
> disconnect, device number 2
> done.
> [ 17.403402] usb 1-1: new high-speed USB device number 3 using musb-hdrc
> [ 17.766959] usb 1-1: New USB device found, idVendor=058f, idProduct=6387
> [ 17.774849] usb 1-1: New USB device strings: Mfr=1, Product=2,
> SerialNumber=3
got it now ;-) Thanks
--
balbi
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next prev parent reply other threads:[~2013-11-25 20:56 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-25 19:39 [PATCH 0/5] musb/dsps: suspend related patches for 3.14 (rebased) Daniel Mack
2013-11-25 19:39 ` [PATCH 1/5] usb: musb: conditionally save and restore the context on suspend Daniel Mack
2013-11-25 19:44 ` Felipe Balbi
2013-11-25 20:08 ` Daniel Mack
2013-11-25 20:13 ` Felipe Balbi
[not found] ` <20131125201339.GH18046-HgARHv6XitL9zxVx7UNMDg@public.gmane.org>
2013-11-25 20:27 ` Daniel Mack
2013-11-26 10:50 ` Sergei Shtylyov
2013-11-26 10:58 ` Daniel Mack
2013-11-25 19:39 ` [PATCH 2/5] usb: musb: call musb_port_suspend from musb_bus_suspend Daniel Mack
[not found] ` <1385408393-19707-3-git-send-email-zonque-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2013-11-25 19:46 ` Felipe Balbi
[not found] ` <20131125194629.GA18046-HgARHv6XitL9zxVx7UNMDg@public.gmane.org>
2013-11-25 19:58 ` Daniel Mack
2013-11-25 20:01 ` Felipe Balbi
2013-11-25 20:21 ` Daniel Mack
[not found] ` <5293B144.10006-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2013-11-25 20:41 ` Alan Stern
[not found] ` <Pine.LNX.4.44L0.1311251534260.1172-100000-IYeN2dnnYyZXsRXLowluHWD2FQJk+8+b@public.gmane.org>
2013-11-25 20:44 ` Daniel Mack
2013-11-25 20:45 ` Felipe Balbi
[not found] ` <20131125200121.GE18046-HgARHv6XitL9zxVx7UNMDg@public.gmane.org>
2013-11-25 20:47 ` Daniel Mack
[not found] ` <5293B754.9050406-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2013-11-25 20:49 ` Felipe Balbi
2013-11-25 20:34 ` Alan Stern
[not found] ` <1385408393-19707-1-git-send-email-zonque-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2013-11-25 19:39 ` [PATCH 3/5] usb: musb: dsps: add {tx,rx}_mode to wrapper Daniel Mack
2013-11-25 19:39 ` [PATCH 4/5] usb: musb: dsps: add support for suspend and resume Daniel Mack
[not found] ` <1385408393-19707-5-git-send-email-zonque-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2013-11-25 19:48 ` Felipe Balbi
2013-11-25 20:04 ` Daniel Mack
[not found] ` <5293AD40.6060607-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2013-11-25 20:08 ` Felipe Balbi
2013-11-25 20:26 ` Daniel Mack
2013-11-25 20:46 ` Felipe Balbi
2013-11-25 20:54 ` Daniel Mack
2013-11-25 20:55 ` Felipe Balbi [this message]
2013-11-25 19:39 ` [PATCH 5/5] usb: musb: dsps: indentation and whitespace fixes Daniel Mack
[not found] ` <1385408393-19707-6-git-send-email-zonque-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2013-11-25 19:49 ` Felipe Balbi
2013-11-25 19:59 ` Daniel Mack
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