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Diffstat (limited to 'include')
-rw-r--r--include/linux/msi.h2
-rw-r--r--include/linux/of_pci.h12
2 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/msi.h b/include/linux/msi.h
index 090ddadbc838..b17ead818aec 100644
--- a/include/linux/msi.h
+++ b/include/linux/msi.h
@@ -68,6 +68,8 @@ void default_restore_msi_irqs(struct pci_dev *dev, int irq);
struct msi_chip {
struct module *owner;
struct device *dev;
+ struct device_node *of_node;
+ struct list_head list;
int (*setup_irq)(struct msi_chip *chip, struct pci_dev *dev,
struct msi_desc *desc);
diff --git a/include/linux/of_pci.h b/include/linux/of_pci.h
index 7a04826018c0..fd9c408631a0 100644
--- a/include/linux/of_pci.h
+++ b/include/linux/of_pci.h
@@ -2,6 +2,7 @@
#define __OF_PCI_H
#include <linux/pci.h>
+#include <linux/msi.h>
struct pci_dev;
struct of_irq;
@@ -13,4 +14,15 @@ struct device_node *of_pci_find_child_device(struct device_node *parent,
int of_pci_get_devfn(struct device_node *np);
int of_pci_parse_bus_range(struct device_node *node, struct resource *res);
+#if defined(CONFIG_OF) && defined(CONFIG_PCI_MSI)
+int of_pci_msi_chip_add(struct msi_chip *chip);
+void of_pci_msi_chip_remove(struct msi_chip *chip);
+struct msi_chip *of_pci_find_msi_chip_by_node(struct device_node *of_node);
+#else
+static inline int of_pci_msi_chip_add(struct msi_chip *chip) { return -EINVAL; }
+static inline void of_pci_msi_chip_remove(struct msi_chip *chip) { }
+static inline struct msi_chip *
+of_pci_find_msi_chip_by_node(struct device_node *of_node) { return NULL; }
+#endif
+
#endif