From: Andrew Morton <akpm@linux-foundation.org>
To: Stanislav Brabec <utx@penguin.cz>
Cc: linux-kernel@vger.kernel.org, gregkh@suse.de,
linux@arm.linux.org.uk, Alan Cox <alan@lxorguk.ukuu.org.uk>
Subject: Re: [PATCH] serial-core: resume serial hardware with no_console_suspend
Date: Thu, 24 Sep 2009 17:05:03 -0700 [thread overview]
Message-ID: <20090924170503.37cbe4ed.akpm@linux-foundation.org> (raw)
In-Reply-To: <1253021938.6597.16.camel@hammer.suse.cz>
On Tue, 15 Sep 2009 15:38:58 +0200
Stanislav Brabec <utx@penguin.cz> wrote:
> Hardware may need re-initialization to get serial port working after
> resume. It does not happen with no_console_suspend. Attached patch
> attempts to fix it.
>
> The patch attempts to keep hardware running before suspend and run
> hardware re-initialization after resume. Maybe simpler approach is
> possible.
The patch doesn't apply any more and seems like a rather hacky thing to do.
It appears that you have specific serial hardware which doesn't resume
correctly? If so, that's a bug, so how about we start with a bug
report/description?
next prev parent reply other threads:[~2009-09-25 0:05 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-15 13:38 [PATCH] serial-core: resume serial hardware with no_console_suspend Stanislav Brabec
2009-09-25 0:05 ` Andrew Morton [this message]
2009-09-25 7:36 ` Russell King - ARM Linux
2009-09-25 9:55 ` Stanislav Brabec
2009-09-30 21:12 ` Andrew Morton
2009-10-05 23:27 ` Andrew Morton
2009-10-18 15:05 ` Stanislav Brabec
2009-10-18 15:46 ` Stanislav Brabec
2009-10-18 15:49 ` Stanislav Brabec
2009-10-18 19:19 ` Pavel Machek
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