Re: [PATCH] serial-core: resume serial hardware withno_console_suspend

From: Andrew Morton
Date: Thu Sep 24 2009 - 20:05:41 EST


On Tue, 15 Sep 2009 15:38:58 +0200
Stanislav Brabec <utx@xxxxxxxxxx> 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?


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