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From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Simon Glass <sjg@chromium.org>
Cc: paulmck@linux.vnet.ibm.com, LKML <linux-kernel@vger.kernel.org>,
	Greg Kroah-Hartman <gregkh@suse.de>,
	linux-serial@vger.kernel.org, "Rafael J. Wysocki" <rjw@sisk.pl>
Subject: Re: [PATCH 3/3] serial: 8250: Add a wakeup_capable module param
Date: Wed, 18 Jan 2012 22:12:55 +0000	[thread overview]
Message-ID: <20120118221255.5c14f382@pyramind.ukuu.org.uk> (raw)
In-Reply-To: <CAPnjgZ1GJatR15dVsq-+hAWhD7eaLhtN737QvBaor_=0+K+6wA@mail.gmail.com>

> Let me provide a bit of context. The serial_core code seems to be the
> only place in the kernel that does this:
> 
> 		device_init_wakeup(tty_dev, 1);
> 		device_set_wakeup_enable(tty_dev, 0);
> 
> The first call makes the device wakeup capable and enables wakeup, The
> second call disabled wakeup.

> I assume we can't and shouldn't change device_init_wakeup() . We could
> add a call like device_init_wakeup_disabled() which makes the device
> wakeup capable but does not actually enable it. Does that work?

Is that not

	device_init_wakeup(tty_dev, 0)

or am I missing something ?

  parent reply	other threads:[~2012-01-18 22:12 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-01-17 18:56 [PATCH 1/3] serial: 8250: Remove trailing space in 8250 driver Simon Glass
2012-01-17 18:56 ` [PATCH 2/3] serial: Make wakeup_capable a flag to reduce boot time Simon Glass
2012-01-17 20:09   ` Alan Cox
2012-01-17 18:56 ` [PATCH 3/3] serial: 8250: Add a wakeup_capable module param Simon Glass
2012-01-17 20:10   ` Alan Cox
2012-01-18  4:17     ` Paul E. McKenney
2012-01-18 21:08       ` Simon Glass
2012-01-18 21:42         ` Paul E. McKenney
2012-01-18 22:15           ` Simon Glass
2012-01-18 22:43             ` Paul E. McKenney
2012-01-18 22:51               ` Simon Glass
2012-01-19  0:02               ` Rafael J. Wysocki
2012-01-19  1:37                 ` Paul E. McKenney
2012-01-19  2:35                   ` Simon Glass
2012-01-19 19:13                     ` Paul E. McKenney
2012-01-20  0:03                   ` Rafael J. Wysocki
2012-01-20  6:12                     ` Paul E. McKenney
2012-01-20 23:49                       ` Rafael J. Wysocki
2012-01-23 16:45                         ` Paul E. McKenney
2012-01-23 21:04                           ` Rafael J. Wysocki
2012-01-18 22:12         ` Alan Cox [this message]
2012-01-18 22:19           ` Simon Glass
2012-01-19  0:08         ` Rafael J. Wysocki
2012-01-19  0:58           ` Simon Glass
2012-01-18 23:07   ` [PATCH 1/2] power: Add function to init wakeup capability without enabling Simon Glass
2012-01-18 23:07     ` [PATCH 2/2] serial: Use device_init_wakeup_flag() to make device wakeup-capable Simon Glass
2012-01-19  0:10     ` [PATCH 1/2] power: Add function to init wakeup capability without enabling Rafael J. Wysocki

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