From: Kristen Carlson Accardi Date: Thu, 9 Aug 2007 23:09:32 +0000 (-0700) Subject: PCI Hotplug: pciehp: Request control over PCI Express Capability as well as Native... X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=57d90c027641169b0724f94d355704e28895bcd6;p=GitHub%2Fmt8127%2Fandroid_kernel_alcatel_ttab.git PCI Hotplug: pciehp: Request control over PCI Express Capability as well as Native hotplug According to the PCI firmware spec (3.0), the OS must claim control over the PCI Express Capability bits in addition to the PCI Express Native Hot Plug feature when executing _OSC. Signed-off-by: Kristen Carlson Accardi Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c index 016eea94a8a5..dbd04660babb 100644 --- a/drivers/pci/hotplug/pciehp_hpc.c +++ b/drivers/pci/hotplug/pciehp_hpc.c @@ -1138,6 +1138,7 @@ int pciehp_acpi_get_hp_hw_control_from_firmware(struct pci_dev *dev) dbg("Trying to get hotplug control for %s \n", (char *)string.pointer); status = pci_osc_control_set(handle, + OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL | OSC_PCI_EXPRESS_NATIVE_HP_CONTROL); if (status == AE_NOT_FOUND) status = acpi_run_oshp(handle);