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Merge branches 'core/iommu', 'x86/amd-iommu' and 'x86/iommu' into x86-v28-for-linus-phase3-B

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Conflicts:
	arch/x86/kernel/pci-gart_64.c
	include/asm-x86/dma-mapping.h
This commit is contained in:
Ingo Molnar
2008-10-10 19:47:12 +02:00
parent 3dd392a407 72d31053f6 129d6aba44 1e19b16a30
commit 725c25819e
25 changed files with 803 additions and 346 deletions
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12
include/linux/dma-mapping.h
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@@ -48,6 +48,11 @@ 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
@@ -58,6 +63,13 @@ static inline int is_device_dma_capable(struct device *dev)
#define dma_sync_single dma_sync_single_for_cpu
#define dma_sync_sg dma_sync_sg_for_cpu
static inline u64 dma_get_mask(struct device *dev)
{
if (dev && dev->dma_mask && *dev->dma_mask)
return *dev->dma_mask;
return DMA_32BIT_MASK;
}
extern u64 dma_get_required_mask(struct device *dev);
static inline unsigned int dma_get_max_seg_size(struct device *dev)

16
include/linux/iommu-helper.h
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@@ -1,6 +1,20 @@
#ifndef _LINUX_IOMMU_HELPER_H
#define _LINUX_IOMMU_HELPER_H
static inline unsigned long iommu_device_max_index(unsigned long size,
unsigned long offset,
u64 dma_mask)
{
if (size + offset > dma_mask)
return dma_mask - offset + 1;
else
return size;
}
extern int iommu_is_span_boundary(unsigned int index, unsigned int nr,
unsigned long shift,
unsigned long boundary_size);
extern void iommu_area_reserve(unsigned long *map, unsigned long i, int len);
extern unsigned long iommu_area_alloc(unsigned long *map, unsigned long size,
unsigned long start, unsigned int nr,
unsigned long shift,
@@ -8,3 +22,5 @@ extern unsigned long iommu_area_alloc(unsigned long *map, unsigned long size,
unsigned long align_mask);
extern void iommu_area_free(unsigned long *map, unsigned long start,
unsigned int nr);
#endif

10
include/linux/pci_ids.h
View File

@@ -497,6 +497,16 @@
#define PCI_DEVICE_ID_AMD_K8_NB_ADDRMAP 0x1101
#define PCI_DEVICE_ID_AMD_K8_NB_MEMCTL 0x1102
#define PCI_DEVICE_ID_AMD_K8_NB_MISC 0x1103
#define PCI_DEVICE_ID_AMD_10H_NB_HT 0x1200
#define PCI_DEVICE_ID_AMD_10H_NB_MAP 0x1201
#define PCI_DEVICE_ID_AMD_10H_NB_DRAM 0x1202
#define PCI_DEVICE_ID_AMD_10H_NB_MISC 0x1203
#define PCI_DEVICE_ID_AMD_10H_NB_LINK 0x1204
#define PCI_DEVICE_ID_AMD_11H_NB_HT 0x1300
#define PCI_DEVICE_ID_AMD_11H_NB_MAP 0x1301
#define PCI_DEVICE_ID_AMD_11H_NB_DRAM 0x1302
#define PCI_DEVICE_ID_AMD_11H_NB_MISC 0x1303
#define PCI_DEVICE_ID_AMD_11H_NB_LINK 0x1304
#define PCI_DEVICE_ID_AMD_LANCE 0x2000
#define PCI_DEVICE_ID_AMD_LANCE_HOME 0x2001
#define PCI_DEVICE_ID_AMD_SCSI 0x2020