From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jesse Barnes Subject: Re: [PATCH 5/5] pci: Add support for polling PME state on suspended legacy PCI devices Date: Fri, 15 Oct 2010 13:10:28 -0700 Message-ID: <20101015131028.7fffba40@jbarnes-desktop> References: <1286216549-5438-1-git-send-email-mjg@redhat.com> <1286216549-5438-6-git-send-email-mjg@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1286216549-5438-6-git-send-email-mjg@redhat.com> Sender: linux-kernel-owner@vger.kernel.org To: Matthew Garrett Cc: linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org List-Id: linux-acpi@vger.kernel.org On Mon, 4 Oct 2010 14:22:29 -0400 Matthew Garrett wrote: > Not all hardware vendors hook up the PME line for legacy PCI devices, > meaning that wakeup events get lost. The only way around this is to poll > the devices to see if their state has changed, so add support for doing > that on legacy PCI devices that aren't part of the core chipset. > > Signed-off-by: Matthew Garrett > --- > drivers/pci/pci.c | 77 +++++++++++++++++++++++++++++++++++++++++++++++++++++ > 1 files changed, 77 insertions(+), 0 deletions(-) Yuck, polling. But I guess we don't have an alternative short of rewiring all the cheap platforms out there! So, applied. -- Jesse Barnes, Intel Open Source Technology Center