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authorLinus Torvalds <torvalds@linux-foundation.org>2009-09-11 13:16:37 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-09-11 13:16:37 -0700
commita66a50054e46ec2a03244bc14c48b9125fcd75a7 (patch)
treeab549e4762a89d76846f104162d8f65b52c41a69 /include
parent7193bea53f9d9730bbc859777c2f86c76349914d (diff)
parent695a461296e5df148c99ac087b9e1cb380f4db15 (diff)
Merge branch 'core-iommu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'core-iommu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (59 commits) x86/gart: Do not select AGP for GART_IOMMU x86/amd-iommu: Initialize passthrough mode when requested x86/amd-iommu: Don't detach device from pt domain on driver unbind x86/amd-iommu: Make sure a device is assigned in passthrough mode x86/amd-iommu: Align locking between attach_device and detach_device x86/amd-iommu: Fix device table write order x86/amd-iommu: Add passthrough mode initialization functions x86/amd-iommu: Add core functions for pd allocation/freeing x86/dma: Mark iommu_pass_through as __read_mostly x86/amd-iommu: Change iommu_map_page to support multiple page sizes x86/amd-iommu: Support higher level PTEs in iommu_page_unmap x86/amd-iommu: Remove old page table handling macros x86/amd-iommu: Use 2-level page tables for dma_ops domains x86/amd-iommu: Remove bus_addr check in iommu_map_page x86/amd-iommu: Remove last usages of IOMMU_PTE_L0_INDEX x86/amd-iommu: Change alloc_pte to support 64 bit address space x86/amd-iommu: Introduce increase_address_space function x86/amd-iommu: Flush domains if address space size was increased x86/amd-iommu: Introduce set_dte_entry function x86/amd-iommu: Add a gneric version of amd_iommu_flush_all_devices ...
Diffstat (limited to 'include')
-rw-r--r--include/asm-generic/dma-mapping-common.h6
-rw-r--r--include/linux/dma-mapping.h5
-rw-r--r--include/linux/swiotlb.h11
3 files changed, 0 insertions, 22 deletions
diff --git a/include/asm-generic/dma-mapping-common.h b/include/asm-generic/dma-mapping-common.h
index 5406a601185..e694263445f 100644
--- a/include/asm-generic/dma-mapping-common.h
+++ b/include/asm-generic/dma-mapping-common.h
@@ -103,7 +103,6 @@ static inline void dma_sync_single_for_cpu(struct device *dev, dma_addr_t addr,
if (ops->sync_single_for_cpu)
ops->sync_single_for_cpu(dev, addr, size, dir);
debug_dma_sync_single_for_cpu(dev, addr, size, dir);
- flush_write_buffers();
}
static inline void dma_sync_single_for_device(struct device *dev,
@@ -116,7 +115,6 @@ static inline void dma_sync_single_for_device(struct device *dev,
if (ops->sync_single_for_device)
ops->sync_single_for_device(dev, addr, size, dir);
debug_dma_sync_single_for_device(dev, addr, size, dir);
- flush_write_buffers();
}
static inline void dma_sync_single_range_for_cpu(struct device *dev,
@@ -132,7 +130,6 @@ static inline void dma_sync_single_range_for_cpu(struct device *dev,
ops->sync_single_range_for_cpu(dev, addr, offset, size, dir);
debug_dma_sync_single_range_for_cpu(dev, addr, offset, size, dir);
- flush_write_buffers();
} else
dma_sync_single_for_cpu(dev, addr, size, dir);
}
@@ -150,7 +147,6 @@ static inline void dma_sync_single_range_for_device(struct device *dev,
ops->sync_single_range_for_device(dev, addr, offset, size, dir);
debug_dma_sync_single_range_for_device(dev, addr, offset, size, dir);
- flush_write_buffers();
} else
dma_sync_single_for_device(dev, addr, size, dir);
}
@@ -165,7 +161,6 @@ dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg,
if (ops->sync_sg_for_cpu)
ops->sync_sg_for_cpu(dev, sg, nelems, dir);
debug_dma_sync_sg_for_cpu(dev, sg, nelems, dir);
- flush_write_buffers();
}
static inline void
@@ -179,7 +174,6 @@ dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg,
ops->sync_sg_for_device(dev, sg, nelems, dir);
debug_dma_sync_sg_for_device(dev, sg, nelems, dir);
- flush_write_buffers();
}
#define dma_map_single(d, a, s, r) dma_map_single_attrs(d, a, s, r, NULL)
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index 07dfd460d28..c0f6c3cd788 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -98,11 +98,6 @@ static inline int is_device_dma_capable(struct device *dev)
return dev->dma_mask != NULL && *dev->dma_mask != DMA_MASK_NONE;
}
-static inline int is_buffer_dma_capable(u64 mask, dma_addr_t addr, size_t size)
-{
- return addr + size <= mask;
-}
-
#ifdef CONFIG_HAS_DMA
#include <asm/dma-mapping.h>
#else
diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h
index cb1a6631b8f..73b1f1cec42 100644
--- a/include/linux/swiotlb.h
+++ b/include/linux/swiotlb.h
@@ -14,7 +14,6 @@ struct scatterlist;
*/
#define IO_TLB_SEGSIZE 128
-
/*
* log of the size of each IO TLB slab. The number of slabs is command line
* controllable.
@@ -24,16 +23,6 @@ struct scatterlist;
extern void
swiotlb_init(void);
-extern void *swiotlb_alloc_boot(size_t bytes, unsigned long nslabs);
-extern void *swiotlb_alloc(unsigned order, unsigned long nslabs);
-
-extern dma_addr_t swiotlb_phys_to_bus(struct device *hwdev,
- phys_addr_t address);
-extern phys_addr_t swiotlb_bus_to_phys(struct device *hwdev,
- dma_addr_t address);
-
-extern int swiotlb_arch_range_needs_mapping(phys_addr_t paddr, size_t size);
-
extern void
*swiotlb_alloc_coherent(struct device *hwdev, size_t size,
dma_addr_t *dma_handle, gfp_t flags);