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Merge branch 'core-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip

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* 'core-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
  rcu: fix rcutorture bug
  rcu: eliminate synchronize_rcu_xxx macro
  rcu: make treercu safe for suspend and resume
  rcu: fix rcutree grace-period-latency bug on small systems
  futex: catch certain assymetric (get|put)_futex_key calls
  futex: make futex_(get|put)_key() calls symmetric
  locking, percpu counters: introduce separate lock classes
  swiotlb: clean up EXPORT_SYMBOL usage
  swiotlb: remove unnecessary declaration
  swiotlb: replace architecture-specific swiotlb.h with linux/swiotlb.h
  swiotlb: add support for systems with highmem
  swiotlb: store phys address in io_tlb_orig_addr array
  swiotlb: add hwdev to swiotlb_phys_to_bus() / swiotlb_sg_to_bus()
This commit is contained in:
Linus Torvalds 2009-01-06 17:10:04 -08:00
commit f94181da71
15 changed files with 195 additions and 301 deletions
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39
arch/ia64/include/asm/swiotlb.h
View file

@ -2,44 +2,7 @@
#define ASM_IA64__SWIOTLB_H
#include <linux/dma-mapping.h>
/* SWIOTLB interface */
extern dma_addr_t swiotlb_map_single(struct device *hwdev, void *ptr,
size_t size, int dir);
extern void *swiotlb_alloc_coherent(struct device *hwdev, size_t size,
dma_addr_t *dma_handle, gfp_t flags);
extern void swiotlb_unmap_single(struct device *hwdev, dma_addr_t dev_addr,
size_t size, int dir);
extern void swiotlb_sync_single_for_cpu(struct device *hwdev,
dma_addr_t dev_addr,
size_t size, int dir);
extern void swiotlb_sync_single_for_device(struct device *hwdev,
dma_addr_t dev_addr,
size_t size, int dir);
extern void swiotlb_sync_single_range_for_cpu(struct device *hwdev,
dma_addr_t dev_addr,
unsigned long offset,
size_t size, int dir);
extern void swiotlb_sync_single_range_for_device(struct device *hwdev,
dma_addr_t dev_addr,
unsigned long offset,
size_t size, int dir);
extern void swiotlb_sync_sg_for_cpu(struct device *hwdev,
struct scatterlist *sg, int nelems,
int dir);
extern void swiotlb_sync_sg_for_device(struct device *hwdev,
struct scatterlist *sg, int nelems,
int dir);
extern int swiotlb_map_sg(struct device *hwdev, struct scatterlist *sg,
int nents, int direction);
extern void swiotlb_unmap_sg(struct device *hwdev, struct scatterlist *sg,
int nents, int direction);
extern int swiotlb_dma_mapping_error(struct device *hwdev, dma_addr_t dma_addr);
extern void swiotlb_free_coherent(struct device *hwdev, size_t size,
void *vaddr, dma_addr_t dma_handle);
extern int swiotlb_dma_supported(struct device *hwdev, u64 mask);
extern void swiotlb_init(void);
#include <linux/swiotlb.h>
extern int swiotlb_force;