linux-kernel - Re: [PATCH v3 7/7] [SCSI] sr: adds Zero-power ODD support

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Message-ID: <20120401103408.GA2815@localhost.amd.com>
Date:	Sun, 1 Apr 2012 18:34:09 +0800
From:	Aaron Lu <aaron.lu@....com>
To:	Jan Ceuleers <jan.ceuleers@...puter.org>
CC:	Alan Stern <stern@...land.harvard.edu>,
	Lin Ming <ming.m.lin@...el.com>,
	Zhang Rui <rui.zhang@...el.com>,
	Jeff Garzik <jgarzik@...ox.com>,
	"Rafael J. Wysocki" <rjw@...k.pl>, Tejun Heo <tj@...nel.org>,
	<linux-kernel@...r.kernel.org>, <linux-ide@...r.kernel.org>,
	<linux-scsi@...r.kernel.org>, <linux-pm@...r.kernel.org>,
	linux-acpi <linux-acpi@...r.kernel.org>
Subject: Re: [PATCH v3 7/7] [SCSI] sr: adds Zero-power ODD support

On Sat, Mar 31, 2012 at 12:45:40PM +0200, Jan Ceuleers wrote:
> 
> What about slot-loading optical drives, where the user does not
> first have to press a button to open the tray (due to a lack of
> tray)?

For slot type ODD, the insert of a disk will fire the gpe event by
means of the sata slimline connector's device attention pin.

That means, the insert of a disk into a slot type ODD and the
press of the eject button of a tray type ODD has the same effect to
trigger the resume process.

Thanks,
Aaron


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