From: Matthew Garrett <mjg59@srcf.ucam.org>
To: Henrik Rydberg <rydberg@bitmath.se>
Cc: linux-usb@vger.kernel.org, linux-input@vger.kernel.org
Subject: Re: [PATCH] input: Fix autosuspend on bcm5974
Date: Tue, 13 Mar 2012 14:49:41 +0000 [thread overview]
Message-ID: <20120313144941.GA13637@srcf.ucam.org> (raw)
In-Reply-To: <20120313143958.GA2754@polaris.bitmath.org>
On Tue, Mar 13, 2012 at 03:39:58PM +0100, Henrik Rydberg wrote:
> With the previous version of this patch, the machine would not wake up
> on a normal tap. Is that what you refer to with the "small amount of
> additional latency"? By not enabled by default, you mean in the usb
> subsystem?
What do you mean by "normal tap"? By "not enabled by default" I mean the
kernel doesn't enable autosuspend on input devices. Userspace would have
to do that.
> Last time I checked, it seemed the first keystroke would sometimes
> disappear at boot. As far as I can see, this version modifies the
> needs_remote_wakeup variable to only be true while open, which might
> remove that particular problem.
I haven't seen any lost keystrokes.
--
Matthew Garrett | mjg59@srcf.ucam.org
next prev parent reply other threads:[~2012-03-13 14:49 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-12 23:51 [PATCH] input: Fix autosuspend on bcm5974 Matthew Garrett
[not found] ` <1331596278-2495-1-git-send-email-mjg-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-03-12 22:27 ` Oliver Neukum
2012-03-13 14:39 ` Henrik Rydberg
2012-03-13 14:49 ` Matthew Garrett [this message]
2012-03-13 14:54 ` Oliver Neukum
2012-03-13 16:32 ` Henrik Rydberg
2012-03-13 16:40 ` Matthew Garrett
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