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authorSebastian Ott <sebott@linux.vnet.ibm.com>2013-06-04 19:18:14 +0200
committerBjorn Helgaas <bhelgaas@google.com>2013-06-04 17:24:31 -0600
commit6ae32c539c0412ca789fb6041be45eeabf78431c (patch)
treeb36080d53311d18da30cd2ab502cb7c27200eedc /drivers/pci
parent9a994e8ec7e7d6b1a66c74a683596b0f38f4e345 (diff)
downloadlinux-6ae32c539c0412ca789fb6041be45eeabf78431c.tar.bz2
PCI: Add pcibios_release_device()
Platforms may want to provide architecture-specific functionality when a PCI device is released. Add a pcibios_release_device() call that architectures can override to do so. Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/pci')
-rw-r--r--drivers/pci/pci.c10
-rw-r--r--drivers/pci/probe.c1
2 files changed, 11 insertions, 0 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index e5f4e55d407d..709791b70ca0 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -1335,6 +1335,16 @@ int __weak pcibios_add_device (struct pci_dev *dev)
}
/**
+ * pcibios_release_device - provide arch specific hooks when releasing device dev
+ * @dev: the PCI device being released
+ *
+ * Permits the platform to provide architecture specific functionality when
+ * devices are released. This is the default implementation. Architecture
+ * implementations can override this.
+ */
+void __weak pcibios_release_device(struct pci_dev *dev) {}
+
+/**
* pcibios_disable_device - disable arch specific PCI resources for device dev
* @dev: the PCI device to disable
*
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index 70f10fa3c1b2..58cc0a8a0979 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -1132,6 +1132,7 @@ static void pci_release_dev(struct device *dev)
pci_dev = to_pci_dev(dev);
pci_release_capabilities(pci_dev);
pci_release_of_node(pci_dev);
+ pcibios_release_device(pci_dev);
kfree(pci_dev);
}