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Date: Sun, 11 Apr 2010 20:40:02 +0200 From: Bruno Prémont <bonbons@...ux-vserver.org> To: Jiri Kosina <jkosina@...e.cz> Cc: Dmitry Torokhov <dmitry.torokhov@...il.com>, linux-input@...r.kernel.org, linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org, "Rick L. Vinyard Jr." <rvinyard@...nmsu.edu>, Nicu Pavel <npavel@...ner.com>, Oliver Neukum <oliver@...kum.org> Subject: Re: [PATCH v6 7/8, needs improvement] hid: add suspend/resume hooks for hid drivers On Sun, 11 April 2010 Jiri Kosina <jkosina@...e.cz> wrote: > > As far as I understand the code, in auto-suspend case if the driver > > sends commands to the device it will have to call usbhid_wait_io(). > > Please correct me if I'm wrong! > > It's not needed. There is a queuing mechanism in place on > 'resumption_waker' workqueue. So the driver is not allowed to ask the device to do something at auto-suspend time (as that would abort the auto-suspension). Am I right? Thanks, Bruno -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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