Messages in this thread | | | Date | Wed, 11 May 2011 09:14:05 -0700 | From | Jesse Barnes <> | Subject | Re: [PATCH] acpiphp: assume device is in state D0 after powering on a slot. |
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On Wed, 11 May 2011 17:00:32 +0100 Ian Campbell <ian.campbell@citrix.com> wrote:
> Devices which do not support PCI configuration space based power > management may not otherwise be enabled. > > Signed-off-by: Ian Campbell <ian.campbell@citrix.com> > --- > drivers/pci/hotplug/acpiphp_glue.c | 7 +++++++ > 1 files changed, 7 insertions(+), 0 deletions(-) > > diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c > index 2f67e9b..a70fa89 100644 > --- a/drivers/pci/hotplug/acpiphp_glue.c > +++ b/drivers/pci/hotplug/acpiphp_glue.c > @@ -827,6 +827,13 @@ static int __ref enable_device(struct acpiphp_slot *slot) > acpiphp_set_hpp_values(bus); > acpiphp_set_acpi_region(slot); > pci_enable_bridges(bus); > + > + list_for_each_entry(dev, &bus->devices, bus_list) { > + /* Assume that newly added devices are powered on already. */ > + if (!dev->is_added) > + dev->current_state = PCI_D0; > + } > + > pci_bus_add_devices(bus); > > list_for_each_entry(func, &slot->funcs, sibling) {
applied to linux-next, thanks.
-- Jesse Barnes, Intel Open Source Technology Center
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