From dcb0453d71e361d4718bb566d99e6ae498284419 Mon Sep 17 00:00:00 2001 From: Bjorn Helgaas Date: Fri, 9 Mar 2018 11:06:53 -0600 Subject: PCI/PM: Move pcie_clear_root_pme_status() to core Move pcie_clear_root_pme_status() from the port driver to the PCI core so it will be available even when the port driver isn't present. No functional change intended. Signed-off-by: Bjorn Helgaas Reviewed-by: Rafael J. Wysocki Reviewed-by: Christoph Hellwig --- drivers/pci/pci.c | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'drivers/pci/pci.c') diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index f6a4dd10d9b0..120e3393fc35 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -1683,6 +1683,15 @@ int pci_set_pcie_reset_state(struct pci_dev *dev, enum pcie_reset_state state) } EXPORT_SYMBOL_GPL(pci_set_pcie_reset_state); +/** + * pcie_clear_root_pme_status - Clear root port PME interrupt status. + * @dev: PCIe root port or event collector. + */ +void pcie_clear_root_pme_status(struct pci_dev *dev) +{ + pcie_capability_set_dword(dev, PCI_EXP_RTSTA, PCI_EXP_RTSTA_PME); +} + /** * pci_check_pme_status - Check if given device has generated PME. * @dev: Device to check. -- cgit v1.2.3-59-g8ed1b