Messages in this thread Patch in this message | | | From | Huang Ying <> | Subject | [PATCH -v6 3/4] PCI, PM, Do not call pci_set_power_state with PCI_D3cold | Date | Tue, 19 Jun 2012 13:20:48 +0800 |
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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@rere.qmqm.pl> Cc: Jesse Barnes <jesse.barnes@intel.com> Signed-off-by: Huang Ying <ying.huang@intel.com> --- 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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