x86: Introduce x86_msi_ops

[firefly-linux-kernel-4.4.55.git] / arch / x86 / include / asm / x86_init.h

diff --git a/arch/x86/include/asm/x86_init.h b/arch/x86/include/asm/x86_init.h
index baa579c8e03839cbb8d54fb7b2b4d3b7d700742c..64642ad019fb78e14ce26416db13c3d340d6507c 100644 (file)
--- a/arch/x86/include/asm/x86_init.h
+++ b/arch/x86/include/asm/x86_init.h
@@ -154,9 +154,18 @@ struct x86_platform_ops {
        int (*i8042_detect)(void);
 };
 
+struct pci_dev;
+
+struct x86_msi_ops {
+       int (*setup_msi_irqs)(struct pci_dev *dev, int nvec, int type);
+       void (*teardown_msi_irq)(unsigned int irq);
+       void (*teardown_msi_irqs)(struct pci_dev *dev);
+};
+
 extern struct x86_init_ops x86_init;
 extern struct x86_cpuinit_ops x86_cpuinit;
 extern struct x86_platform_ops x86_platform;
+extern struct x86_msi_ops x86_msi;
 
 extern void x86_init_noop(void);
 extern void x86_init_uint_noop(unsigned int unused);