---

yaml --- r: 169213 b: refs/heads/master c: d07c1be h: refs/heads/master i: 169211: 9130889 v: v3
git-mirror · Nov 10, 2009 · 33c1bdd · 33c1bdd
1 parent 26699eb
commit 33c1bdd
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Showing 4 changed files with 17 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 41855b77547fa18d90ed6a5d322983d3fdab1959
+refs/heads/master: d07c1be0693e0902d743160b8b638585b808f8ac
diff --git a/trunk/arch/x86/include/asm/x86_init.h b/trunk/arch/x86/include/asm/x86_init.h
@@ -90,6 +90,14 @@ struct x86_init_timers {
 	void (*timer_init)(void);
 };
 
+/**
+ * struct x86_init_iommu - platform specific iommu setup
+ * @iommu_init:			platform specific iommu setup
+ */
+struct x86_init_iommu {
+	int (*iommu_init)(void);
+};
+
 /**
  * struct x86_init_ops - functions for platform specific setup
  *
@@ -101,6 +109,7 @@ struct x86_init_ops {
 	struct x86_init_oem		oem;
 	struct x86_init_paging		paging;
 	struct x86_init_timers		timers;
+	struct x86_init_iommu		iommu;
 };
 
 /**

diff --git a/trunk/arch/x86/kernel/pci-dma.c b/trunk/arch/x86/kernel/pci-dma.c
@@ -292,6 +292,8 @@ static int __init pci_iommu_init(void)
 	dma_debug_add_bus(&pci_bus_type);
 #endif
 
+	x86_init.iommu.iommu_init();
+
 	calgary_iommu_init();
 
 	intel_iommu_init();

diff --git a/trunk/arch/x86/kernel/x86_init.c b/trunk/arch/x86/kernel/x86_init.c
@@ -19,6 +19,7 @@
 void __cpuinit x86_init_noop(void) { }
 void __init x86_init_uint_noop(unsigned int unused) { }
 void __init x86_init_pgd_noop(pgd_t *unused) { }
+int __init iommu_init_noop(void) { return 0; }
 
 /*
  * The platform setup functions are preset with the default functions
@@ -63,6 +64,10 @@ struct x86_init_ops x86_init __initdata = {
 		.tsc_pre_init		= x86_init_noop,
 		.timer_init		= hpet_time_init,
 	},
+
+	.iommu = {
+		.iommu_init		= iommu_init_noop,
+	},
 };
 
 struct x86_cpuinit_ops x86_cpuinit __cpuinitdata = {