[POWERPC] MSI abstraction

[~andy/linux] / arch / powerpc / kernel / irq.c

diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index 57d560c68897b08bcd85003eaefbf1c4442ad0ac..bfcec4cc70a705c58f208e97645c3714887866b6 100644 (file)
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -47,6 +47,7 @@
 #include <linux/cpumask.h>
 #include <linux/profile.h>
 #include <linux/bitops.h>
+#include <linux/pci.h>
 
 #include <asm/uaccess.h>
 #include <asm/system.h>
@@ -436,6 +437,30 @@ void do_softirq(void)
 }
 EXPORT_SYMBOL(do_softirq);
 
+#ifdef CONFIG_PCI_MSI
+int pci_enable_msi(struct pci_dev * pdev)
+{
+       if (ppc_md.enable_msi)
+               return ppc_md.enable_msi(pdev);
+       else
+               return -1;
+}
+
+void pci_disable_msi(struct pci_dev * pdev)
+{
+       if (ppc_md.disable_msi)
+               ppc_md.disable_msi(pdev);
+}
+
+void pci_scan_msi_device(struct pci_dev *dev) {}
+int pci_enable_msix(struct pci_dev* dev, struct msix_entry *entries, int nvec) {return -1;}
+void pci_disable_msix(struct pci_dev *dev) {}
+void msi_remove_pci_irq_vectors(struct pci_dev *dev) {}
+void disable_msi_mode(struct pci_dev *dev, int pos, int type) {}
+void pci_no_msi(void) {}
+
+#endif
+
 #ifdef CONFIG_PPC64
 static int __init setup_noirqdistrib(char *str)
 {