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authorYijing Wang <wangyijing@huawei.com>2014-05-04 06:23:38 +0200
committerBjorn Helgaas <bhelgaas@google.com>2014-05-27 22:53:41 +0200
commit6788a51fe3391817c8ded5f43dd4c57f3d212c17 (patch)
tree499f69d27cb71ccdd3127cc030e2bf96e1fcbe02 /drivers/pci/pci-acpi.c
parentPCI: Add new pci_is_bridge() interface (diff)
downloadlinux-6788a51fe3391817c8ded5f43dd4c57f3d212c17.tar.xz
linux-6788a51fe3391817c8ded5f43dd4c57f3d212c17.zip
PCI: Use pci_is_bridge() to simplify code
Use pci_is_bridge() to simplify code. No functional change. Requires: 326c1cdae741 PCI: Rename pci_is_bridge() to pci_has_subordinate() Requires: 1c86438c9423 PCI: Add new pci_is_bridge() interface Signed-off-by: Yijing Wang <wangyijing@huawei.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/pci/pci-acpi.c')
-rw-r--r--drivers/pci/pci-acpi.c8
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c
index f49abef88485..ca4927ba8433 100644
--- a/drivers/pci/pci-acpi.c
+++ b/drivers/pci/pci-acpi.c
@@ -309,13 +309,7 @@ static struct acpi_device *acpi_pci_find_companion(struct device *dev)
bool check_children;
u64 addr;
- /*
- * pci_is_bridge() is not suitable here, because pci_dev->subordinate
- * is set only after acpi_pci_find_device() has been called for the
- * given device.
- */
- check_children = pci_dev->hdr_type == PCI_HEADER_TYPE_BRIDGE
- || pci_dev->hdr_type == PCI_HEADER_TYPE_CARDBUS;
+ check_children = pci_is_bridge(pci_dev);
/* Please ref to ACPI spec for the syntax of _ADR */
addr = (PCI_SLOT(pci_dev->devfn) << 16) | PCI_FUNC(pci_dev->devfn);
return acpi_find_child_device(ACPI_COMPANION(dev->parent), addr,