Commit 459121c9 authored by Glauber Costa's avatar Glauber Costa Committed by Ingo Molnar

x86: introduce pci-dma.c

This patch introduces pci-dma.c, a common file for pci dma
between i386 and x86_64. As a start, dma_set_mask() is the same
between architectures, and is placed there.
Signed-off-by: default avatarGlauber Costa <gcosta@redhat.com>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent 19e395af
......@@ -23,7 +23,7 @@ obj-$(CONFIG_X86_32) += sys_i386_32.o i386_ksyms_32.o
obj-$(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_$(BITS).o
obj-y += quirks.o i8237.o topology.o kdebugfs.o
obj-y += pci-dma.o quirks.o i8237.o topology.o kdebugfs.o
obj-y += alternative.o i8253.o
obj-$(CONFIG_X86_64) += pci-nommu_64.o bugs_64.o
obj-$(CONFIG_X86_32) += pci-base_32.o
......
#include <linux/dma-mapping.h>
int dma_set_mask(struct device *dev, u64 mask)
{
if (!dev->dma_mask || !dma_supported(dev, mask))
return -EIO;
*dev->dma_mask = mask;
return 0;
}
EXPORT_SYMBOL(dma_set_mask);
......@@ -182,18 +182,6 @@ dma_supported(struct device *dev, u64 mask)
}
EXPORT_SYMBOL(dma_supported);
int
dma_set_mask(struct device *dev, u64 mask)
{
if (!dev->dma_mask || !dma_supported(dev, mask))
return -EIO;
*dev->dma_mask = mask;
return 0;
}
EXPORT_SYMBOL(dma_set_mask);
static __devinit void via_no_dac(struct pci_dev *dev)
{
......
......@@ -213,15 +213,6 @@ int dma_supported(struct device *dev, u64 mask)
}
EXPORT_SYMBOL(dma_supported);
int dma_set_mask(struct device *dev, u64 mask)
{
if (!dev->dma_mask || !dma_supported(dev, mask))
return -EIO;
*dev->dma_mask = mask;
return 0;
}
EXPORT_SYMBOL(dma_set_mask);
/*
* See <Documentation/x86_64/boot-options.txt> for the iommu kernel parameter
* documentation.
......
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