summaryrefslogtreecommitdiff
path: root/include/asm-generic/dma-mapping-common.h
diff options
context:
space:
mode:
authorEmmanuel Grumbach <emmanuel.grumbach@intel.com>2014-11-23 20:56:35 +0300
committerEmmanuel Grumbach <emmanuel.grumbach@intel.com>2014-11-23 20:56:35 +0300
commitaeb8f932080d62cdc305a7ccca9d60de34908b30 (patch)
treef563df19e10e0d1fb5f8ab73902cc1d39f2ec177 /include/asm-generic/dma-mapping-common.h
parentcaf1578aefe7ebbc22376737e91ffa29ac14a33f (diff)
parent9e6f3f472c8f95021ad048acc7cd3e40a827f8ce (diff)
downloadlinux-aeb8f932080d62cdc305a7ccca9d60de34908b30.tar.xz
Merge remote-tracking branch 'wireless-next/master' into iwlwifi-next
Diffstat (limited to 'include/asm-generic/dma-mapping-common.h')
-rw-r--r--include/asm-generic/dma-mapping-common.h17
1 files changed, 9 insertions, 8 deletions
diff --git a/include/asm-generic/dma-mapping-common.h b/include/asm-generic/dma-mapping-common.h
index de8bf89940f8..3378dcf4c31e 100644
--- a/include/asm-generic/dma-mapping-common.h
+++ b/include/asm-generic/dma-mapping-common.h
@@ -179,6 +179,15 @@ dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg,
extern int dma_common_mmap(struct device *dev, struct vm_area_struct *vma,
void *cpu_addr, dma_addr_t dma_addr, size_t size);
+void *dma_common_contiguous_remap(struct page *page, size_t size,
+ unsigned long vm_flags,
+ pgprot_t prot, const void *caller);
+
+void *dma_common_pages_remap(struct page **pages, size_t size,
+ unsigned long vm_flags, pgprot_t prot,
+ const void *caller);
+void dma_common_free_remap(void *cpu_addr, size_t size, unsigned long vm_flags);
+
/**
* dma_mmap_attrs - map a coherent DMA allocation into user space
* @dev: valid struct device pointer, or NULL for ISA and EISA-like devices
@@ -205,14 +214,6 @@ dma_mmap_attrs(struct device *dev, struct vm_area_struct *vma, void *cpu_addr,
#define dma_mmap_coherent(d, v, c, h, s) dma_mmap_attrs(d, v, c, h, s, NULL)
-static inline int dma_mmap_writecombine(struct device *dev, struct vm_area_struct *vma,
- void *cpu_addr, dma_addr_t dma_addr, size_t size)
-{
- DEFINE_DMA_ATTRS(attrs);
- dma_set_attr(DMA_ATTR_WRITE_COMBINE, &attrs);
- return dma_mmap_attrs(dev, vma, cpu_addr, dma_addr, size, &attrs);
-}
-
int
dma_common_get_sgtable(struct device *dev, struct sg_table *sgt,
void *cpu_addr, dma_addr_t dma_addr, size_t size);