Merge tag 'pci-v4.6-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

[cascardo/linux.git] / arch / x86 / pci / common.c

diff --git a/arch/x86/pci/common.c b/arch/x86/pci/common.c
index b4a9f23..381a43c 100644 (file)
--- a/arch/x86/pci/common.c
+++ b/arch/x86/pci/common.c
@@ -710,28 +710,22 @@ int pcibios_add_device(struct pci_dev *dev)
        return 0;
 }
 
-int pcibios_alloc_irq(struct pci_dev *dev)
+int pcibios_enable_device(struct pci_dev *dev, int mask)
 {
-       /*
-        * If the PCI device was already claimed by core code and has
-        * MSI enabled, probing of the pcibios IRQ will overwrite
-        * dev->irq.  So bail out if MSI is already enabled.
-        */
-       if (pci_dev_msi_enabled(dev))
-               return -EBUSY;
+       int err;
 
-       return pcibios_enable_irq(dev);
-}
+       if ((err = pci_enable_resources(dev, mask)) < 0)
+               return err;
 
-void pcibios_free_irq(struct pci_dev *dev)
-{
-       if (pcibios_disable_irq)
-               pcibios_disable_irq(dev);
+       if (!pci_dev_msi_enabled(dev))
+               return pcibios_enable_irq(dev);
+       return 0;
 }
 
-int pcibios_enable_device(struct pci_dev *dev, int mask)
+void pcibios_disable_device (struct pci_dev *dev)
 {
-       return pci_enable_resources(dev, mask);
+       if (!pci_dev_msi_enabled(dev) && pcibios_disable_irq)
+               pcibios_disable_irq(dev);
 }
 
 int pci_ext_cfg_avail(void)