On Tuesday, June 19, 2012, Huang Ying wrote:
> PCI subsystem has not been ready for D3cold support yet. So
> PCI_D3cold should not be used as parameter for pci_set_power_state.
> This patch is needed for upcoming PCI_D3cold support.
>
> This patch has no functionality change, because pci_set_power_state
> will bound the parameter to PCI_D3hot too.
>
> Cc: Michal Miroslaw <mirq-linux@xxxxxxxxxxxx>
> Cc: Jesse Barnes <jesse.barnes@xxxxxxxxx>
> Signed-off-by: Huang Ying <ying.huang@xxxxxxxxx>
Reviewed-by: Rafael J. Wysocki <rjw@xxxxxxx>
> ---
> arch/x86/pci/mrst.c | 2 +-
> drivers/misc/cb710/core.c | 2 +-
> 2 files changed, 2 insertions(+), 2 deletions(-)
>
> --- a/arch/x86/pci/mrst.c
> +++ b/arch/x86/pci/mrst.c
> @@ -264,7 +264,7 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_IN
>
> static void __devinit mrst_power_off_unused_dev(struct pci_dev *dev)
> {
> - pci_set_power_state(dev, PCI_D3cold);
> + pci_set_power_state(dev, PCI_D3hot);
> }
> DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x0801, mrst_power_off_unused_dev);
> DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x0809, mrst_power_off_unused_dev);
> --- a/drivers/misc/cb710/core.c
> +++ b/drivers/misc/cb710/core.c
> @@ -180,7 +180,7 @@ static int cb710_suspend(struct pci_dev
> pci_save_state(pdev);
> pci_disable_device(pdev);
> if (state.event & PM_EVENT_SLEEP)
> - pci_set_power_state(pdev, PCI_D3cold);
> + pci_set_power_state(pdev, PCI_D3hot);
> return 0;
> }
>
>
>
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