From 4f1124c5bcc5e0b139930d98687db80fd4d67a1c Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Thu, 11 Oct 2007 11:14:43 +0200 Subject: x86_64: prepare shared kernel/pci-swiotlb.c Signed-off-by: Thomas Gleixner Signed-off-by: Ingo Molnar --- arch/x86_64/kernel/Makefile | 2 +- arch/x86_64/kernel/pci-swiotlb.c | 44 ------------------------------------- arch/x86_64/kernel/pci-swiotlb_64.c | 44 +++++++++++++++++++++++++++++++++++++ 3 files changed, 45 insertions(+), 45 deletions(-) delete mode 100644 arch/x86_64/kernel/pci-swiotlb.c create mode 100644 arch/x86_64/kernel/pci-swiotlb_64.c (limited to 'arch/x86_64/kernel') diff --git a/arch/x86_64/kernel/Makefile b/arch/x86_64/kernel/Makefile index 5aadea3093b..c6c9eb25f87 100644 --- a/arch/x86_64/kernel/Makefile +++ b/arch/x86_64/kernel/Makefile @@ -31,7 +31,7 @@ obj-$(CONFIG_CPU_FREQ) += ../../i386/kernel/cpu/cpufreq/ obj-$(CONFIG_EARLY_PRINTK) += early_printk.o obj-$(CONFIG_IOMMU) += pci-gart.o aperture_64.o obj-$(CONFIG_CALGARY_IOMMU) += pci-calgary_64.o tce_64.o -obj-$(CONFIG_SWIOTLB) += pci-swiotlb.o +obj-$(CONFIG_SWIOTLB) += pci-swiotlb_64.o obj-$(CONFIG_KPROBES) += kprobes.o obj-$(CONFIG_X86_PM_TIMER) += pmtimer.o obj-$(CONFIG_X86_VSMP) += vsmp.o diff --git a/arch/x86_64/kernel/pci-swiotlb.c b/arch/x86_64/kernel/pci-swiotlb.c deleted file mode 100644 index b2f405ea7c8..00000000000 --- a/arch/x86_64/kernel/pci-swiotlb.c +++ /dev/null @@ -1,44 +0,0 @@ -/* Glue code to lib/swiotlb.c */ - -#include -#include -#include -#include - -#include -#include -#include - -int swiotlb __read_mostly; -EXPORT_SYMBOL(swiotlb); - -const struct dma_mapping_ops swiotlb_dma_ops = { - .mapping_error = swiotlb_dma_mapping_error, - .alloc_coherent = swiotlb_alloc_coherent, - .free_coherent = swiotlb_free_coherent, - .map_single = swiotlb_map_single, - .unmap_single = swiotlb_unmap_single, - .sync_single_for_cpu = swiotlb_sync_single_for_cpu, - .sync_single_for_device = swiotlb_sync_single_for_device, - .sync_single_range_for_cpu = swiotlb_sync_single_range_for_cpu, - .sync_single_range_for_device = swiotlb_sync_single_range_for_device, - .sync_sg_for_cpu = swiotlb_sync_sg_for_cpu, - .sync_sg_for_device = swiotlb_sync_sg_for_device, - .map_sg = swiotlb_map_sg, - .unmap_sg = swiotlb_unmap_sg, - .dma_supported = NULL, -}; - -void __init pci_swiotlb_init(void) -{ - /* don't initialize swiotlb if iommu=off (no_iommu=1) */ - if (!iommu_detected && !no_iommu && end_pfn > MAX_DMA32_PFN) - swiotlb = 1; - if (swiotlb_force) - swiotlb = 1; - if (swiotlb) { - printk(KERN_INFO "PCI-DMA: Using software bounce buffering for IO (SWIOTLB)\n"); - swiotlb_init(); - dma_ops = &swiotlb_dma_ops; - } -} diff --git a/arch/x86_64/kernel/pci-swiotlb_64.c b/arch/x86_64/kernel/pci-swiotlb_64.c new file mode 100644 index 00000000000..b2f405ea7c8 --- /dev/null +++ b/arch/x86_64/kernel/pci-swiotlb_64.c @@ -0,0 +1,44 @@ +/* Glue code to lib/swiotlb.c */ + +#include +#include +#include +#include + +#include +#include +#include + +int swiotlb __read_mostly; +EXPORT_SYMBOL(swiotlb); + +const struct dma_mapping_ops swiotlb_dma_ops = { + .mapping_error = swiotlb_dma_mapping_error, + .alloc_coherent = swiotlb_alloc_coherent, + .free_coherent = swiotlb_free_coherent, + .map_single = swiotlb_map_single, + .unmap_single = swiotlb_unmap_single, + .sync_single_for_cpu = swiotlb_sync_single_for_cpu, + .sync_single_for_device = swiotlb_sync_single_for_device, + .sync_single_range_for_cpu = swiotlb_sync_single_range_for_cpu, + .sync_single_range_for_device = swiotlb_sync_single_range_for_device, + .sync_sg_for_cpu = swiotlb_sync_sg_for_cpu, + .sync_sg_for_device = swiotlb_sync_sg_for_device, + .map_sg = swiotlb_map_sg, + .unmap_sg = swiotlb_unmap_sg, + .dma_supported = NULL, +}; + +void __init pci_swiotlb_init(void) +{ + /* don't initialize swiotlb if iommu=off (no_iommu=1) */ + if (!iommu_detected && !no_iommu && end_pfn > MAX_DMA32_PFN) + swiotlb = 1; + if (swiotlb_force) + swiotlb = 1; + if (swiotlb) { + printk(KERN_INFO "PCI-DMA: Using software bounce buffering for IO (SWIOTLB)\n"); + swiotlb_init(); + dma_ops = &swiotlb_dma_ops; + } +} -- cgit v1.2.3