diff options
Diffstat (limited to 'arch/ia64/kernel')
| -rw-r--r-- | arch/ia64/kernel/Makefile | 2 | ||||
| -rw-r--r-- | arch/ia64/kernel/dma-mapping.c | 4 | ||||
| -rw-r--r-- | arch/ia64/kernel/pci-dma.c | 6 | ||||
| -rw-r--r-- | arch/ia64/kernel/pci-swiotlb.c | 6 |
4 files changed, 14 insertions, 4 deletions
diff --git a/arch/ia64/kernel/Makefile b/arch/ia64/kernel/Makefile index bc1f62a5cfd0..f2778f2c4fd9 100644 --- a/arch/ia64/kernel/Makefile +++ b/arch/ia64/kernel/Makefile @@ -7,7 +7,7 @@ extra-y := head.o init_task.o vmlinux.lds obj-y := acpi.o entry.o efi.o efi_stub.o gate-data.o fsys.o ia64_ksyms.o irq.o irq_ia64.o \ irq_lsapic.o ivt.o machvec.o pal.o patch.o process.o perfmon.o ptrace.o sal.o \ salinfo.o setup.o signal.o sys_ia64.o time.o traps.o unaligned.o \ - unwind.o mca.o mca_asm.o topology.o + unwind.o mca.o mca_asm.o topology.o dma-mapping.o obj-$(CONFIG_IA64_BRL_EMU) += brl_emu.o obj-$(CONFIG_IA64_GENERIC) += acpi-ext.o diff --git a/arch/ia64/kernel/dma-mapping.c b/arch/ia64/kernel/dma-mapping.c new file mode 100644 index 000000000000..876665ae9fff --- /dev/null +++ b/arch/ia64/kernel/dma-mapping.c @@ -0,0 +1,4 @@ +#include <linux/dma-mapping.h> + +struct dma_mapping_ops *dma_ops; +EXPORT_SYMBOL(dma_ops); diff --git a/arch/ia64/kernel/pci-dma.c b/arch/ia64/kernel/pci-dma.c index f8c38bd2c368..1c1224bd0179 100644 --- a/arch/ia64/kernel/pci-dma.c +++ b/arch/ia64/kernel/pci-dma.c @@ -41,8 +41,11 @@ struct device fallback_dev = { .dma_mask = &fallback_dev.coherent_dma_mask, }; +extern struct dma_mapping_ops vtd_dma_ops; + void __init pci_iommu_alloc(void) { + dma_ops = &vtd_dma_ops; /* * The order of these functions is important for * fall-back/fail-over reasons @@ -76,9 +79,6 @@ iommu_dma_init(void) return; } -struct dma_mapping_ops *dma_ops; -EXPORT_SYMBOL(dma_ops); - int iommu_dma_supported(struct device *dev, u64 mask) { struct dma_mapping_ops *ops = get_dma_ops(dev); diff --git a/arch/ia64/kernel/pci-swiotlb.c b/arch/ia64/kernel/pci-swiotlb.c index b62fb932b99a..9f172c864377 100644 --- a/arch/ia64/kernel/pci-swiotlb.c +++ b/arch/ia64/kernel/pci-swiotlb.c @@ -37,6 +37,12 @@ struct dma_mapping_ops swiotlb_dma_ops = { .mapping_error = swiotlb_dma_mapping_error, }; +void swiotlb_dma_init(void) +{ + dma_ops = &swiotlb_dma_ops; + swiotlb_init(); +} + void __init pci_swiotlb_init(void) { if (!iommu_detected) { |