x86: unify pci-nommu

merge pci-base_32.c and pci-nommu_64.c into pci-nommu.c Their code were made the same, so now they can be merged. Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
git-mirror · Apr 19, 2008 · f9c258d · f9c258d
1 parent 85c246e
commit f9c258d
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Showing 5 changed files with 11 additions and 72 deletions.
diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile
@@ -24,9 +24,8 @@ obj-$(CONFIG_X86_64)	+= sys_x86_64.o x8664_ksyms_64.o
 obj-$(CONFIG_X86_64)	+= syscall_64.o vsyscall_64.o setup64.o
 obj-y			+= pci-dma_$(BITS).o  bootflag.o e820_$(BITS).o
 obj-y			+= pci-dma.o quirks.o i8237.o topology.o kdebugfs.o
-obj-y			+= alternative.o i8253.o
-obj-$(CONFIG_X86_64)	+= pci-nommu_64.o bugs_64.o
-obj-$(CONFIG_X86_32)	+= pci-base_32.o
+obj-y			+= alternative.o i8253.o pci-nommu.o
+obj-$(CONFIG_X86_64)	+= bugs_64.o
 obj-y			+= tsc_$(BITS).o io_delay.o rtc.o
 
 obj-$(CONFIG_X86_TRAMPOLINE)	+= trampoline.o

diff --git a/arch/x86/kernel/pci-base_32.c b/arch/x86/kernel/pci-base_32.c
diff --git a/arch/x86/kernel/pci-dma.c b/arch/x86/kernel/pci-dma.c
@@ -3,6 +3,14 @@
 const struct dma_mapping_ops *dma_ops;
 EXPORT_SYMBOL(dma_ops);
 
+#ifdef CONFIG_IOMMU_DEBUG
+int panic_on_overflow __read_mostly = 1;
+int force_iommu __read_mostly = 1;
+#else
+int panic_on_overflow __read_mostly = 0;
+int force_iommu __read_mostly = 0;
+#endif
+
 int dma_set_mask(struct device *dev, u64 mask)
 {
 	if (!dev->dma_mask || !dma_supported(dev, mask))

diff --git a/arch/x86/kernel/pci-dma_64.c b/arch/x86/kernel/pci-dma_64.c
@@ -27,14 +27,6 @@ EXPORT_SYMBOL(iommu_bio_merge);
 static int iommu_sac_force __read_mostly = 0;
 
 int no_iommu __read_mostly;
-#ifdef CONFIG_IOMMU_DEBUG
-int panic_on_overflow __read_mostly = 1;
-int force_iommu __read_mostly = 1;
-#else
-int panic_on_overflow __read_mostly = 0;
-int force_iommu __read_mostly= 0;
-#endif
-
 /* Set this to 1 if there is a HW IOMMU in the system */
 int iommu_detected __read_mostly = 0;
 

diff --git a/arch/x86/kernel/pci-nommu_64.c → arch/x86/kernel/pci-nommu.c b/arch/x86/kernel/pci-nommu_64.c → arch/x86/kernel/pci-nommu.c
@@ -14,7 +14,7 @@
 static int
 check_addr(char *name, struct device *hwdev, dma_addr_t bus, size_t size)
 {
-        if (hwdev && bus + size > *hwdev->dma_mask) {
+	if (hwdev && bus + size > *hwdev->dma_mask) {
 		if (*hwdev->dma_mask >= DMA_32BIT_MASK)
 			printk(KERN_ERR
 			    "nommu_%s: overflow %Lx+%zu of device mask %Lx\n",