From: Paul Brook <paul@codesourcery.com>
To: qemu-devel@nongnu.org
Cc: Matthew Garrett <mjg59@srcf.ucam.org>, kvm <kvm@vger.kernel.org>,
Marcelo Tosatti <mtosatti@redhat.com>,
Glauber de Oliveira Costa <gcosta@redhat.com>,
Adam Jackson <ajax@redhat.com>, Gerd Hoffmann <kraxel@redhat.com>
Subject: Re: [Qemu-devel] [patch 0/2] USB UHCI global suspend / remote wakeup
Date: Fri, 26 Nov 2010 00:38:28 +0000 [thread overview]
Message-ID: <201011260038.29290.paul@codesourcery.com> (raw)
In-Reply-To: <20101125170439.548474575@redhat.com>
> This patch enables USB UHCI global suspend/resume feature. The OS will
> stop the HC once all ports are suspended. If there is activity on the
> port(s), an interrupt signalling remote wakeup will be triggered.
I'm pretty sure this is wrong. Suspend/resume works based on physical
topology, i.e. the resume notification should go to the the port/hub to which
the device is connected, not directly to the host controller.
Paul
next prev parent reply other threads:[~2010-11-26 0:38 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-25 15:34 [Qemu-devel] PATCH: QEMU support for UHCI suspend / remote wake up Marcelo Tosatti
2010-11-25 16:15 ` [Qemu-devel] " Gerd Hoffmann
2010-11-25 17:04 ` [Qemu-devel] [patch 0/2] USB UHCI global suspend / remote wakeup Marcelo Tosatti
2010-11-25 17:04 ` [Qemu-devel] [patch 1/2] add USBBusOps to USBBus Marcelo Tosatti
2010-11-25 17:04 ` [Qemu-devel] [patch 2/2] support for UHCI suspend / remote wake up Marcelo Tosatti
2010-12-01 15:12 ` [Qemu-devel] " Gerd Hoffmann
2010-12-01 16:58 ` Marcelo Tosatti
2010-12-01 17:17 ` Gerd Hoffmann
2010-11-26 0:38 ` Paul Brook [this message]
2010-11-26 2:15 ` [Qemu-devel] [patch 0/2] USB UHCI global suspend / remote wakeup Marcelo Tosatti
2010-11-26 8:49 ` Gerd Hoffmann
2010-11-26 12:09 ` Paul Brook
2010-12-01 16:47 ` [Qemu-devel] [patch 0/3] QEMU support for UHCI suspend / remote wake up (v3) Marcelo Tosatti
2010-12-01 16:47 ` [Qemu-devel] [patch 1/3] add USBPortOps to USBPort Marcelo Tosatti
2010-12-01 17:10 ` [Qemu-devel] " Gerd Hoffmann
2010-12-01 16:47 ` [Qemu-devel] [patch 2/3] support for UHCI suspend / remote wake up Marcelo Tosatti
2010-12-01 17:12 ` [Qemu-devel] " Gerd Hoffmann
2010-12-01 16:47 ` [Qemu-devel] [patch 3/3] UHCI: Substate section for migration of remote wakeup feature Marcelo Tosatti
2010-12-01 17:16 ` [Qemu-devel] " Gerd Hoffmann
2010-12-01 19:14 ` Juan Quintela
2010-12-01 20:56 ` Marcelo Tosatti
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